1 2019-06-16 Tom de Vries <tdevries@suse.de>
3 PR tree-optimization/89376
4 * tree-parloops.c (oacc_entry_exit_ok_1): Handle red == NULL.
6 2019-06-15 Maya Rashish <coypu@sdf.org>
8 * doc/invoke.texi (Spec Files): Update location of the
11 2019-06-15 Gerald Pfeifer <gerald@pfeifer.com>
13 * doc/extend.texi (Common Function Attributes): Clarify
14 no_sanitize. Fix grammar.
16 2019-06-15 Jan Hubicka <hubicka@ucw.cz>
18 * tree-ssa-alias.c (alias_stats): Add
19 nonoverlapping_component_refs_p_may_alias,
20 nonoverlapping_component_refs_p_no_alias,
21 nonoverlapping_component_refs_of_decl_p_may_alias,
22 nonoverlapping_component_refs_of_decl_p_no_alias.
23 (dump_alias_stats): Dump them.
24 (nonoverlapping_component_refs_of_decl_p): Add stats.
25 (nonoverlapping_component_refs_p): Add stats; do not stop on first
28 2019-06-15 Uroš Bizjak <ubizjak@gmail.com>
30 * config/i386/i386.md (and<mode>3): Generate zero-extends for
31 TARGET_ZERO_EXTEND_WITH_AND && optimize_function_for_speed_p (cfun))
33 (*anddi3_doubleword): Split before reload. Merge with
34 anddi->zext pre-reload splitter.
35 (*andndi3_doubleword): Split before reload.
36 (*<code>di3_doubleword): Ditto.
37 (*one_cmpldi2_doubleword): Ditto.
39 2019-06-15 Jakub Jelinek <jakub@redhat.com>
42 * gimplify.c: Include omp-offload.h and context.h.
43 (gimplify_bind_expr): Add "omp declare target" attributes
44 to static block scope variables inside of target region or target
47 2019-06-15 Tom de Vries <tdevries@suse.de>
49 PR tree-optimization/90009
50 * tree-ssa-threadbackward.c (thread_jumps::profitable_jump_thread_path):
51 Return NULL if bb contains IFN_UNIQUE.
53 2019-06-14 Segher Boessenkool <segher@kernel.crashing.org>
55 * config/rs6000/rs6000.md (CCEITHER): New define_mode_iterator.
56 (un): New define_mode_attr.
57 (isel_signed_<mode>, isel_unsigned_<mode>): Delete, merge into ...
58 (isel_<un>signed_<GPR:mode>): ... this. New define_insn.
59 (isel_reversed_signed_<mode>, isel_reversed_unsigned_<mode>): Delete,
61 (isel_reversed_<un>signed_<GPR:mode>): ... this. New define_insn.
63 2019-06-14 Iain Sandoe <iain@sandoe.co.uk>
65 * config/darwin.opt: Add RejectNegative where needed, reorder
66 and add minimal functional descriptions.
68 2019-06-14 H.J. Lu <hongjiu.lu@intel.com>
70 PR rtl-optimization/90765
71 * calls.c (update_stack_alignment_for_call): New function.
72 (expand_call): Call update_stack_alignment_for_call when
73 outgoing parameter is passed in the stack.
74 (emit_library_call_value_1): Likewise.
75 * function.c (locate_and_pad_parm): Don't update
76 stack_alignment_needed and preferred_stack_boundary.
78 2019-06-14 H.J. Lu <hongjiu.lu@intel.com>
81 * config/i386/i386-features.c
82 (dimode_scalar_chain::compute_convert_gain): Replace
83 mmxsse_to_integer with sse_to_integer.
84 * config/i386/i386.c (ix86_register_move_cost): Verify that
85 moves between MMX and non-MMX units require secondary memory.
86 Correct costs of moves between SSE and integer units.
87 * config/i386/i386.h (processor_costs): Rename cost of moving
88 SSE register to integer to sse_to_integer. Rename cost of
90 2019-06-14 Matt Thomas <matt@3am-software.com>
91 Matthew Green <mrg@eterna.com.au>
92 Nick Hudson <skrll@netbsd.org>
93 Maya Rashish <coypu@sdf.org>
94 Richard Earnshaw <rearnsha@arm.com>
96 * config.gcc (arm*-*-netbsdelf*) Add support for EABI configuration.
97 * config.host (arm*-*-netbsd*): Use driver-arm.o on native NetBSD.
98 * config/arm/netbsd-eabi.h: New file.
99 * config/arm/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Undefine before
101 (SUBTARGET_EXTRA_ASM_SPEC): Don't pass -matpcs to the assembler.
102 * config/netbsd-elf.h (NETBSD_LINK_LD_ELF_SO_SPEC): New define.
103 (NETBSD_SUBTARGET_EXTRA_SPECS): New define.
104 (SUBTARGET_EXTRA_SPECS): Define to NETBSD_SUBTARGET_EXTRA_SPECS.
106 2019-06-14 Richard Biener <rguenther@suse.de>
108 * tree-loop-distribution.c (classify_partition): Return
109 whether a reduction appeared in all partitions and do not
110 stop builtin detection because of this.
111 (distribute_loop): Sort a non-builtin partition last if
112 there's a reduction in all partitions and make sure the
113 partition prevailing as last is not a builtin.
115 2019-06-14 Feng Xue <fxue@os.amperecomputing.com>
118 * ipa-prop.c (add_to_agg_contents_list): New function.
119 (clobber_by_agg_contents_list_p): Likewise.
120 (extract_mem_content): Likewise.
121 (get_place_in_agg_contents_list): Delete.
122 (determine_known_aggregate_parts): Renamed from
123 determine_locally_known_aggregate_parts. New parameter
126 2019-06-13 Martin Sebor <msebor@redhat.com>
128 PR tree-optimization/90662
129 * tree-ssa-strlen.c (get_stridx): Convert fold_build2 operands
132 2019-06-13 Jan Hubicka <hubicka@ucw.cz>
135 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Also check that
136 dbase is not TARGET_MEM_REF.
138 2019-06-13 Uroš Bizjak <ubizjak@gmail.com>
140 * config/i386/i386.md (SWIM1248s): Rename from SWIM1248x.
142 (and<mode>3): Use gen_extend_insn instead of indirect functions.
143 Do not generate DImode extends for 32bit targets.
144 (and->zext post-reload splitter): Use gen_extend_insn
145 instead of indirect functions.
146 (anddi->zext pre-reload splitter): New.
147 (*zext<mode>_doubleword_and): Remove.
148 (*zext<mode>_doubleword): Ditto.
149 (*zextsi_doubleword): Dittto.
151 2019-06-13 Uroš Bizjak <ubizjak@gmail.com>
153 * config/i386/i386-expand.c (ix86_expand_int_sse_cmp):
154 Use gen_sub3_insn instead of indirect function.
155 (ix86_expand_ashl_const): Use gen_add2_insn instead of
157 (ix86_adjust_counter): Ditto.
159 2019-06-13 Jiufu Guo <guojiufu@linux.ibm.com>
160 Lijia He <helijia@linux.ibm.com>
162 PR tree-optimization/77820
163 * tree-ssa-threadedge.c
164 (edge_forwards_cmp_to_conditional_jump_through_empty_bb_p): New
166 (thread_across_edge): Add call to
167 edge_forwards_cmp_to_conditional_jump_through_empty_bb_p.
169 2019-06-13 Iain Sandoe <iain@sandoe.co.uk>
171 * config/darwin-driver.c (validate_macosx_version_min): New.
172 (darwin_default_min_version): Cleanup and validate supplied version.
173 (darwin_driver_init): Likewise and push cleaned version into opts.
175 2019-06-13 Jan Hubicka <hubicka@ucw.cz>
177 PR tree-optimization/90869
178 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Watch for view
179 converts in MEM_REF referencing decl rather than view converts
180 from decl type to MEM_REF type.
182 2019-06-13 Richard Biener <rguenther@suse.de>
184 PR tree-optimization/90856
185 * tree-sra.c (build_ref_for_model): Only use
186 build_reconstructed_reference when address-spaces are the same.
188 2019-06-13 Jakub Jelinek <jakub@redhat.com>
190 * config/nvptx/nvptx.c (nvptx_sese_number, nvptx_sese_pseudo): Don't
191 wrap ei variable name in the declaration in ()s.
192 (nvptx_single): Actually use mode_label variable. Formatting fix.
194 2019-06-13 Richard Biener <rguenther@suse.de>
196 * tree-vectorizer.h (vect_loop_vectorized_call): Declare.
197 * tree-vectorizer.c (vect_loop_vectorized_call): Export and
198 also return the condition stmt.
199 * tree-vect-loop-manip.c (vect_loop_versioning): Compute outermost
200 loop we can version and version that, reusing the loop version
201 created by if-conversion instead of versioning again.
203 2019-06-13 Aldy Hernandez <aldyh@redhat.com>
205 * gimple-loop-versioning.cc (prune_loop_conditions): Use
207 * tree-vrp (value_range_base::may_contain_p): Call into
209 (value_inside_range): Make private inside value_range_base class.
210 Take min/max from *this.
211 (range_includes_p): Remove.
212 * tree-vrp.h (value_range_base): Add value_inside_range.
213 (range_includes_p): Remove.
214 (range_includes_zero_p): Call may_contain_p.
215 * vr-values.c (compare_range_with_value): Same.
217 2019-06-13 Claudiu Zissulescu <claziss@synopsys.com>
219 * doc/extend.texi (ARC Function Attributes): Update info.
221 2019-06-13 Feng Xue <fxue@os.amperecomputing.com>
223 PR tree-optimization/89713
224 * doc/invoke.texi (-ffinite-loops): Document new option.
225 * common.opt (-ffinite-loops): New option.
226 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark
227 IFN_GOACC_LOOP calls as necessary.
228 * tree-ssa-loop-niter.c (finite_loop_p): Assume loop with an exit
230 * omp-offload.c (oacc_xform_loop): Skip lowering if return value of
231 IFN_GOACC_LOOP call is not used.
232 * opts.c (default_options_table): Enable -ffinite-loops at -O2+.
234 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
237 * tree-vect-loop-manip.c (vect_set_loop_masks_directly): If the
238 compare_type is not with Pmode size, we will create an IV with
239 Pmode size with truncated use (i.e. converted to the correct type).
240 * tree-vect-loop.c (vect_verify_full_masking): Find IV type.
241 (vect_iv_limit_for_full_masking): New. Factored out of
242 vect_set_loop_condition_masked.
243 * tree-vectorizer.h (LOOP_VINFO_MASK_IV_TYPE): New.
244 (vect_iv_limit_for_full_masking): Declare.
246 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
249 * tree-ssa-loop-ivopts.c (get_mem_type_for_internal_fn): Handle
250 IFN_MASK_LOAD_LANES and IFN_MASK_STORE_LANES.
251 (get_alias_ptr_type_for_ptr_address): Likewise.
252 (add_iv_candidate_for_use): Add scaled index candidate if useful.
253 * tree-ssa-address.c (preferred_mem_scale_factor): New.
254 * config/aarch64/aarch64.c (aarch64_classify_address): Relax
257 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
259 * config/aarch64/iterators.md (ADDSUB): Fix typo in comment.
261 2019-06-12 Dimitar Dimitrov <dimitar@dinux.eu>
263 * common/config/pru/pru-common.c: New file.
264 * config.gcc: Add PRU target.
265 * config/pru/alu-zext.md: New file.
266 * config/pru/constraints.md: New file.
267 * config/pru/predicates.md: New file.
268 * config/pru/pru-opts.h: New file.
269 * config/pru/pru-passes.c: New file.
270 * config/pru/pru-pragma.c: New file.
271 * config/pru/pru-protos.h: New file.
272 * config/pru/pru.c: New file.
273 * config/pru/pru.h: New file.
274 * config/pru/pru.md: New file.
275 * config/pru/pru.opt: New file.
276 * config/pru/t-pru: New file.
277 * doc/extend.texi: Document PRU pragmas.
278 * doc/invoke.texi: Document PRU-specific options.
279 * doc/md.texi: Document PRU asm constraints.
281 2019-06-12 Martin Sebor <msebor@redhat.com>
284 * tree-pretty-print.c (dump_mem_ref): New function. Include
285 MEM_REF type in output when different size than operand.
286 (dump_generic_node): Move code to dump_mem_ref and call it.
288 2019-06-12 Martin Sebor <msebor@redhat.com>
290 PR tree-optimization/90662
291 * tree-ssa-strlen.c (get_stridx): Handle simple VLAs and pointers
294 2019-06-12 Tom de Vries <tdevries@suse.de>
296 PR tree-optimization/90009
297 * config/nvptx/nvptx.c (nvptx_find_par): Assert fork has at most join.
299 2019-06-12 Martin Liska <mliska@suse.cz>
301 * ggc-common.c (ggc_prune_overhead_list): Do not sanitize
303 * hash-map.h: Add sanitize_eq_and_hash into ::hash_map.
304 * mem-stats.h (mem_alloc_description::mem_alloc_description):
305 Do not sanitize created maps.
307 2019-06-12 Aldy Hernandez <aldyh@redhat.com>
309 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children): Use
310 value_range::singleton_p.
311 * tree-vrp.c (value_range_constant_singleton): Remove.
312 * tree-vrp.h (value_range_constant_singleton): Remove.
313 * vr-values.c (vr_values::singleton): Use
314 value_range::singleton_p.
316 2019-06-12 Jakub Jelinek <jakub@redhat.com>
319 * cfgexpand.c (align_local_variable): Add really_expand argument,
320 don't SET_DECL_ALIGN if it is false.
321 (add_stack_var): Add really_expand argument, pass it through to
322 align_local_variable.
323 (expand_one_stack_var_1): Pass true as really_expand to
324 align_local_variable.
325 (expand_one_ssa_partition): Pass true as really_expand to
327 (expand_one_var): Pass really_expand through to add_stack_var.
329 2019-06-12 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
331 * config/arm/iterators.md (VABAL): New int iterator.
332 * config/arm/neon.md (<sup>sadv16qi): New define_expand.
333 * config/arm/unspecs.md ("unspec"): Define UNSPEC_VABAL_S, UNSPEC_VABAL_U
336 2019-06-12 Martin Liska <mliska@suse.cz>
338 * value-prof.c (stream_out_histogram_value): Only first value
341 2019-06-12 Jakub Jelinek <jakub@redhat.com>
344 * symtab.c (symtab_node::set_section): Allow being called on aliases
345 as long as they aren't analyzed yet.
347 2019-06-11 Faraz Shahbazker <fshahbazker@wavecomp.com>
349 * config/mips/mips.c (mips_final_postscan_insn): Modify call
350 to `mips_set_text_contents_type' to indicate whether a
351 non-debug insn follows.
353 2019-06-11 Michael Meissner <meissner@linux.ibm.com>
355 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Delete
356 enabling -mpcrel by default.
357 * config/rs6000/rs6000.c (rs6000_option_override_internal): Update
358 test for -mpcrel and/or -mprefixed-addr needing -mcpu=future, so
359 that the test against -mcpu=future is done first. Then test if
360 -mprefixed-addr is on for -mpcrel.
361 (rs6000_disable_incompatible_switches): Add -mcpu=future support.
363 2019-06-11 Jakub Jelinek <jakub@redhat.com>
366 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Use and.b%d
369 2019-06-11 Marc Glisse <marc.glisse@inria.fr>
371 * match.pd (X/[ex]4<Y/[ex]4): Handle conversions.
373 2019-06-11 Matthew Beliveau <mbelivea@redhat.com>
375 PR c++/90449 - add -Winaccessible-base option.
376 * doc/invoke.texi (Winaccessible-base): Document.
378 2019-06-11 Marc Glisse <marc.glisse@inria.fr>
380 PR tree-optimization/62041
381 * fold-const.c (fold_real_zero_addition_p): Handle vectors.
383 2019-06-11 Jason Merrill <jason@redhat.com>
385 * gdbhooks.py (TreePrinter.to_string): Recognize ggc_free'd memory.
386 * tree.c (get_tree_code_name): Likewise.
387 * print-tree.c (print_node): Only briefly print a node with an
390 2019-06-11 Jakub Jelinek <jakub@redhat.com>
393 * trans-mem.c (tm_memopt_compute_available): Add assertion
394 that blocks is not empty. Formatting fix.
396 2019-06-11 Martin Liska <mliska@suse.cz>
399 * hash-table.h: Extend create_gcc, add one parameter
400 that is passed into hash_table::hash_table.
402 2019-06-10 Uroš Bizjak <ubizjak@gmail.com>
404 * config/i386/i386-protos.h (ix86_split_fp_absneg_operator):
406 * config/i386/i386-expand.c (ix86_expand_fp_absneg_operator):
407 Emit clobber also for non-sse operations.
408 (ix86_split_fp_absneg_operator): New function.
409 * config/i386/i386.md (SSEMODEF): New mode iterator.
410 (ssevecmodef): New mode attribute.
411 (<code>tf2): Use absneg code iterator.
412 (*<code>tf2_1): Rename from *absnegtf3_sse. Use absneg code iterator.
413 Add three-operand AVX alternatives.
414 (*<code><mode>2_i387_1): Rename from *absnegxf2_i387.
415 Use absneg code iterator and X87MODEF mode iterator.
416 (absneg fp_reg non-sse splitter): Call absneg code iterator
417 and X87MODEF mode iterator.
418 (absneg general_reg non-sse splitter): Use absneg code iterator
419 and X87MODEF mode iterator. Use ix86_split_fp_absneg_operator.
420 (*<code><mode>2_1): Rename from *absneg<mode>2. Use absneg
421 code iterator. Add three-operand AVX alternative.
422 (absneg sse_reg splitter): Use absneg code iterator
423 and SSEMODEF mode iterator. Handle AVX operands.
424 (absneg fp_reg splitter): Use absneg code iterator
425 and MODEF mode iterator.
426 (absneg general_reg splitter): Merge splitters using MODEF mode
427 iterator. Use absneg code iterator. Call
428 ix86_split_fp_absneg_operator.
429 (*<code><mode>2_i387): Rename from *<code><mode>2_1.
430 Do not enable for non-sse modes before reload.
433 (copysing<mode>3): Use SSEMODEF instead of CSGNMODE and
434 ssevecmodef mode attribute instaed of CSGNVMODE.
435 (copysign<mode>3_const): Ditto.
436 (copysign<mode>3_var): Ditto.
437 * config/i386/i386.md (*<code><mode>2): Rename from *absneg<mode>2.
438 Use absneg code iterator. Simplify code using std::swap.
439 * config/i386/predicates.md (absneg_operator): Remove.
441 2019-06-10 Martin Sebor <msebor@redhat.com>
443 * gimple-fold.c (get_range_strlen): Update comment that didn't
444 make it into r267503 or related commits.
446 2019-06-10 Vladislav Ivanishin <vlad@ispras.ru>
448 * gcov-tool.c (merge_usage, rewrite_usage): Mark with
449 ATTRIBUTE_NORETURN thus making consistent with overlap_usage.
451 2019-06-10 Jakub Jelinek <jakub@redhat.com>
453 * tree.def (OMP_SCAN): New tree code.
454 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_INCLUSIVE and
455 OMP_CLAUSE_EXCLUSIVE.
456 * tree.h (OMP_CLAUSES): Use OMP_SCAN instead of OMP_TASKGROUP.
457 (OMP_SCAN_BODY, OMP_SCAN_CLAUSES): Define.
458 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add entries for
459 OMP_CLAUSE_{IN,EX}CLUSIVE.
460 (walk_tree_1): Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
461 * tree-nested.c (convert_nonlocal_reference_stmt,
462 convert_local_reference_stmt, convert_gimple_call): Handle
464 * tree-pretty-print.c (dump_omp_clause): Handle
465 OMP_CLAUSE_{IN,EX}CLUSIVE.
466 (dump_generic_node): Handle OMP_SCAN.
467 * gimple.def (GIMPLE_OMP_SCAN): New gimple code.
468 * gimple.h (gomp_scan): New type.
469 (is_a_helper <gomp_scan *>::test,
470 is_a_helper <const gomp_scan *>::test): New templates.
471 (gimple_build_omp_scan): Declare.
472 (gimple_omp_scan_clauses, gimple_omp_scan_clauses_ptr,
473 gimple_omp_scan_set_clauses): New inline functions.
474 (CASE_GIMPLE_OMP): Add case GIMPLE_OMP_SCAN:.
475 * gimple.c (gimple_build_omp_scan): New function.
476 (gimple_copy): Handle GIMPLE_OMP_SCAN.
477 * gimple-walk.c (walk_gimple_op, walk_gimple_stmt): Likewise.
478 * gimple-pretty-print.c (dump_gimple_omp_block): Don't handle
479 GIMPLE_OMP_TASKGROUP.
480 (dump_gimple_omp_scan): New function.
481 (pp_gimple_stmt_1): Handle GIMPLE_OMP_SCAN.
482 * gimple-low.c (lower_stmt): Handle GIMPLE_OMP_SCAN.
483 * tree-inline.c (remap_gimple_stmt, estimate_num_insns): Likewise.
484 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_REDUCTION_INSCAN.
485 (is_gimple_stmt): Handle OMP_SCAN.
486 (gimplify_scan_omp_clauses): Reject inscan reductions on constructs
487 other than OMP_FOR or OMP_SIMD. Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
488 (gimplify_adjust_omp_clauses): Diagnose inscan reductions not
489 mentioned in nested #pragma omp scan. Handle
490 OMP_CLAUSE_{IN,EX}CLUSIVE.
491 (gimplify_expr): Handle OMP_SCAN.
492 * omp-low.c (check_omp_nesting_restrictions): For parent context,
493 look through GIMPLE_OMP_SCAN context. Allow #pragma omp scan in
495 (scan_omp_1_stmt, lower_omp_1, diagnose_sb_1, diagnose_sb_2): Handle
498 2019-06-10 Martin Liska <mliska@suse.cz>
500 * ipa-cp.c (ignore_edge_p): New function.
501 (build_toporder_info): Use it.
502 * ipa-inline.c (ignore_edge_p): New function.
503 (inline_small_functions): Use it.
504 * ipa-pure-const.c (ignore_edge_for_nothrow):
505 Verify opt_for_fn for caller and callee.
506 (ignore_edge_for_pure_const): Likewise.
507 * ipa-reference.c (ignore_edge_p): Extend to check
509 * ipa-utils.c (searchc): Refactor.
510 * ipa-utils.h: Fix coding style.
512 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
514 * config/arc/arc.c (arc_rtx_costs): Update costs.
516 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
518 * config/arc/arc-protos.h (arc_check_ior_const): Declare.
519 (arc_split_ior): Likewise.
520 (arc_check_mov_const): Likewise.
521 (arc_split_mov_const): Likewise.
522 * config/arc/arc.c (arc_print_operand): Fix 'z' letter.
523 (arc_rtx_costs): Replace check Crr with Cax constraint.
524 (prepare_move_operands): Cleanup, remove unused code.
525 (arc_split_ior): New function.
526 (arc_check_ior_const): Likewise.
527 (arc_split_mov_const): Likewise.
528 (arc_check_mov_const): Likewise.
529 * config/arc/arc.md (movsi_insn): Restructure it, and convert it
530 in define_insn_and_split pattern.
532 (mulsi3_v2): Add new matching variant.
533 (andsi3_i): Cleanup pattern.
534 (rotrsi3_cnt1): Update pattern.
535 (rotrsi3_cnt8): New pattern.
536 (ashlsi2_cnt8): Likewise.
537 (ashlsi2_cnt16): Likewise.
538 * config/arc/constraints.md (C0p): Update constraint.
543 2019-06-10 Martin Liska <mliska@suse.cz>
545 * ipa-icf.c (sem_item_optimizer::parse_nonsingleton_classes):
547 (sem_item_optimizer::dump_cong_classes):
548 Print how many items are in a non-singular class. Improve
551 2019-06-10 Martin Liska <mliska@suse.cz>
553 * value-prof.c (dump_histogram_value): Change dump format.
554 (gimple_mod_subtract_transform): Remove legacy comment.
556 2019-06-10 Martin Liska <mliska@suse.cz>
558 * value-prof.c (dump_histogram_value): Print histogram values
561 2019-06-10 Martin Liska <mliska@suse.cz>
563 * gcov-io.h (GCOV_DISK_SINGLE_VALUES): New.
564 (GCOV_SINGLE_VALUE_COUNTERS): Likewise.
565 * ipa-profile.c (ipa_profile_generate_summary):
566 Use get_most_common_single_value.
567 * tree-profile.c (gimple_init_gcov_profiler):
568 Instrument with __gcov_one_value_profiler_v2
569 and __gcov_indirect_call_profiler_v4.
570 * value-prof.c (dump_histogram_value):
571 Print all values for HIST_TYPE_SINGLE_VALUE.
572 (stream_out_histogram_value): Update assert for
574 (stream_in_histogram_value): Set number of
575 counters for HIST_TYPE_SINGLE_VALUE.
576 (get_most_common_single_value): New.
577 (gimple_divmod_fixed_value_transform):
578 Use get_most_common_single_value.
579 (gimple_ic_transform): Likewise.
580 (gimple_stringops_transform): Likewise.
581 (gimple_find_values_to_profile): Set number
582 of counters for HIST_TYPE_SINGLE_VALUE.
583 * value-prof.h (get_most_common_single_value):
586 2019-06-10 Martin Liska <mliska@suse.cz>
588 * hash-map.h: Pass default value to hash_table ctor.
589 * hash-table.h: Add default value to call of a ctor.
591 2019-06-08 Jonathan Wakely <jwakely@redhat.com>
593 * doc/invoke.texi (C Dialect Options): Minor grammatical change.
594 (x86 Options): Replace all uses of "PCL_MUL" with "PCLMUL"
596 2019-06-07 John David Anglin <danglin@gcc.gnu.orig>
599 * config/pa/pa-linux.h (ASM_DECLARE_FUNCTION_NAME): Update comment.
600 Call pa_output_function_label.
601 (TARGET_ASM_FUNCTION_PROLOGUE): define.
602 * config/pa/pa-protos.h (pa_output_function_label): Declare.
603 * config/pa/pa.c (pa_output_function_prologue): Add ATTRIBUTE_UNUSED
605 (pa_linux_output_function_prologue): Declare.
606 (TARGET_ASM_FUNCTION_PROLOGUE): Delete define.
607 (pa_output_function_label): New.
608 (pa_output_function_prologue): Revise to use pa_output_function_label.
609 (pa_linux_output_function_prologue): New.
610 * config/pa/pa.h (TARGET_ASM_FUNCTION_PROLOGUE): Define.
612 2019-06-07 Aldy Hernandez <aldyh@redhat.com>
614 * tree-vrp.h (value_range_base::intersect): New.
615 (value_range::intersect_helper): Move from here...
616 (value_range_base::intersect_helper): ...to here.
617 * tree-vrp.c (value_range::intersect_helper): Rename to...
618 (value_range_base::intersect_helper): ...this, and rewrite to
619 return a value instead of modifying THIS in place.
620 Also, move equivalence handling...
621 (value_range::intersect): ...here, while calling intersect_helper.
622 * gimple-fold.c (size_must_be_zero_p): Use value_range_base when
624 * gimple-ssa-evrp-analyze.c (ecord_ranges_from_incoming_edge):
626 * vr-values.c (vrp_evaluate_conditional_warnv_with_ops): Same.
628 2019-06-07 Jakub Jelinek <jakub@redhat.com>
630 * Makefile.in (genprogerr): Add condmd.
631 (genprog): Remove it here.
633 2019-06-07 Andrew Stubbs <ams@codesourcery.com>
635 * doc/invoke.texi (AMD GCN Options): Add gfx906.
637 2019-06-07 Richard Biener <rguenther@suse.de>
640 * tree-cfg.c (stmt_starts_bb_p): Split blocks at labels
641 that appear after user labels.
643 2019-06-07 Martin Liska <mliska@suse.cz>
645 * cselib.c (cselib_init): Disable hash table
647 * hash-set.h: Pass new default argument to m_table.
648 * hash-table.c: Add global variable with hash table
650 * hash-table.h (Allocator>::hash_table): Add new argument
652 (hashtab_chk_error): New.
653 * params.def (PARAM_HASH_TABLE_VERIFICATION_LIMIT): New.
654 * toplev.c (process_options): Set hash_table_sanitize_eq_limit
655 from the PARAM_HASH_TABLE_VERIFICATION_LIMIT value.
657 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
659 * common.opt (flto-odr-type-merging): Ignore.
660 * invoke.texi (-flto-odr-type-merging): Remove.
661 * ipa-devirt.c (odr_vtable_hasher:odr_name_hasher): Remove.
662 (can_be_vtable_hashed_p): Remove.
663 (hash_odr_vtable): Remove.
664 (odr_vtable_hasher::hash): Remove.
665 (types_same_for_odr): Remove.
666 (types_odr_comparable): Remove.
667 (odr_vtable_hasher::equal): Remove.
668 (odr_vtable_hash_type, odr_vtable_hash): Remove.
669 (add_type_duplicate): Do not synchronize vtable and name hashtables.
670 (get_odr_type): Do not use vtable hash.
671 (dump_odr_type): Remove commented out code.
672 (build_type_inheritance_graph): Do not allocate vtable hash.
673 (rebuild_type_inheritance_graph): Do not delete vtable hash.
674 * ipa-utils.h (type_with_linkage_p): Drop vtable hash path.
675 (odr_type_p): Likewise.
676 * tree.c (need_assembler_name_p): Remove flag_lto_odr_type_mering
679 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
681 * tree-ssa-alias.c (aliasing_component_refs_p): Do not give up
682 immediately after same_types_for_tbaa_p returns -1 and continue
683 looking for possible exact match; if matching types are arrays
684 watch for partial overlaps.
685 (indirect_ref_may_alias_decl_p): Watch for partial array overlaps.
686 (indirect_refs_may_alias_p): Do type based disambiguation first;
689 2019-06-07 Richard Sandiford <richard.sandiford@arm.com>
691 * fwprop.c (propagate_rtx): Fix call to paradoxical_subreg_p.
693 2019-06-07 Martin Liska <mliska@suse.cz>
695 * doc/invoke.texi: Remove param.
696 * gcov-counter.def (GCOV_COUNTER_ICALL_TOPNV):
698 * gcov-io.h (GCOV_ICALL_TOPN_VAL): Likewise.
699 (GCOV_ICALL_TOPN_NCOUNTS): Likewise.
700 * params.def (PARAM_INDIR_CALL_TOPN_PROFILE): Likewise.
701 * profile.c (instrument_values): Remove
702 HIST_TYPE_INDIR_CALL_TOPN.
703 * tree-profile.c (init_ic_make_global_vars):
704 Always build __gcov_indirect_call only.
705 (gimple_init_gcov_profiler): Remove usage
706 of PARAM_INDIR_CALL_TOPN_PROFILE.
707 (gimple_gen_ic_profiler): Likewise.
708 * value-prof.c (dump_histogram_value): Likewise.
709 (stream_in_histogram_value): Likewise.
710 (gimple_indirect_call_to_profile): Likewise.
711 (gimple_find_values_to_profile): Likewise.
712 * value-prof.h (enum hist_type): Likewise.
714 2019-06-07 Martin Liska <mliska@suse.cz>
716 * tree-ssa-loop.c (get_lsm_tmp_name): Return at the end of the
719 2019-06-07 Martin Liska <mliska@suse.cz>
721 PR tree-optimization/78902
722 * builtin-attrs.def (ATTR_WARN_UNUSED_RESULT): New.
723 (ATTR_MALLOC_NOTHROW_LEAF_LIST): Remove.
724 (ATTR_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
725 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
726 (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): Remove.
727 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Remove.
728 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LIST): New.
729 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LIST): New.
730 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
731 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): Remove.
732 (ATTR_ALLOCA_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
733 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Remove.
734 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_2_NOTHROW_LEAF_LIST):
736 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Remove.
737 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LEAF_LIST): New.
738 (ATTR_MALLOC_NOTHROW_NONNULL): Remove.
739 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
740 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
741 (ATTR_MALLOC_NOTHROW_NONNULL_LEAF): Remove.
742 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
743 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
744 * builtins.def (BUILT_IN_ALIGNED_ALLOC): Change to use
745 warn_unused_result attribute.
746 (BUILT_IN_STRDUP): Likewise.
747 (BUILT_IN_STRNDUP): Likewise.
748 (BUILT_IN_ALLOCA): Likewise.
749 (BUILT_IN_CALLOC): Likewise.
750 (BUILT_IN_MALLOC): Likewise.
751 (BUILT_IN_REALLOC): Likewise.
753 2019-06-06 Jim Wilson <jimw@sifive.com>
756 * config/riscv/riscv.h (STARTFILE_PREFIX_SPEC): Deleted.
757 * config/riscv/freebsd.h (STARTFILE_PREFIX_SPEC): Added.
758 * config/riscv/linux.h (STARTFILE_PREFIX_SPEC): Added.
760 2019-06-06 Martin Sebor <msebor@redhat.com>
762 * tree-ssa-strlen.c (adjust_related_strinfos): Avoid trailing article.
763 (handle_builtin_malloc): Remove trailing spaces.
764 (handle_builtin_memset): Same.
765 (handle_builtin_memcmp): Same.
766 (compute_string_length): Same.
767 (determine_min_objsize): Same.
768 (handle_builtin_string_cmp): Same.
769 (handle_char_store): Same. Break up excessively long line.
771 2019-06-06 Martin Jambor <mjambor@suse.cz>
773 * tree-sra.c (build_reconstructed_reference): Drop the alignment
776 2019-06-06 Martin Jambor <mjambor@suse.cz>
778 * tree-sra.c (struct access): New field grp_same_access_path.
779 (dump_access): Dump it.
780 (build_reconstructed_reference): New function.
781 (build_ref_for_model): Use it if possible.
782 (path_comparable_for_same_access): New function.
783 (same_access_path_p): Likewise.
784 (sort_and_splice_var_accesses): Set the new flag.
785 (analyze_access_subtree): Likewise.
786 (propagate_subaccesses_across_link): Propagate zero value of the new
787 flag down the access tree.
789 2019-06-06 Andrew Stubbs <ams@codesourcery.com>
791 * config.gcc (amdgcn-*-*): Allow --with-arch=gfx906.
792 * config/gcn/gcn.opt (gpu_type): Add gfx906.
793 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add gfx906 multilib.
794 (MULTILIB_DIRNAMES): Rename gcn5 to gfx900.
797 2019-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
799 PR tree-optimization/90332
800 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
801 Handle VALS containing two vectors.
802 * config/aarch64/aarch64-simd.md (*aarch64_combinez<mode>): Rename
804 (@aarch64_combinez<mode>): ... This.
805 (*aarch64_combinez_be<mode>): Rename to...
806 (@aarch64_combinez_be<mode>): ... This.
807 (vec_init<mode><Vhalf>): New define_expand.
808 * config/aarch64/iterators.md (Vhalf): Handle V8HF.
810 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
812 * config/msp430/msp430.md (ashlhi3): Use the const_variant of shift
813 library functions only when not optimizing for size.
820 2019-06-06 Andreas Krebbel <krebbel@linux.ibm.com>
822 PR rtl-optimization/88751
823 * ira.c (ira): Use the number of the actually referenced registers
824 when calculating the threshold.
826 2019-06-06 Jakub Jelinek <jakub@redhat.com>
828 * configure: Regenerate.
830 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
832 * config/msp430/msp430.md (ashlhi3): Force shift src operand into a
833 register if it is in memory, so the shift can be emulated with a rotate
838 2019-06-06 Martin Liska <mliska@suse.cz>
840 PR tree-optimization/87954
841 * match.pd: Simplify mult where both arguments are 0 or 1.
843 2019-06-06 Richard Biener <rguenther@suse.de>
845 * vr-values.c (vr_values::extract_range_from_ssa_name): Do not
846 put equivalences on UNDEFINED ranges.
847 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
848 Make sure to drop defs of stmts added during simplification
851 2019-06-06 Richard Biener <rguenther@suse.de>
853 * tree-ssa-structalias.c: Include tree-cfg.h.
854 (make_heapvar): Do not make heap vars artificial.
855 (find_func_aliases_for_builtin_call): Handle stack allocation
857 (find_func_aliases): Delay processing of simple enough returns
859 (set_uids_in_ptset): Adjust.
860 (find_what_var_points_to): Likewise.
861 (solve_constraints): Do not dump points-to sets here.
862 (compute_points_to_sets): Post-process return statements,
863 amending the escaped solution. Dump points-to sets afterwards.
864 (ipa_pta_execute): Dump points-to sets.
866 2019-06-06 Martin Liska <mliska@suse.cz>
869 * doc/install.texi: Fix HTML headers and
870 titles for 'Installing GCC' pages.
872 2019-06-06 Martin Liska <mliska@suse.cz>
874 * ipa-icf-gimple.h (dump_message_1): Remove.
875 (dump_message): Likewise.
876 (return_false_with_message_1): Print also file.
877 (return_false_with_msg): Likewise.
878 (return_with_result): Likewise.
879 (return_with_debug): Likewise.
880 * ipa-icf.c (sem_function::equals_private): Remove call
883 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
885 * config/i386/sse.md (define_mode_suffix vecmemsuffix): New.
886 (define_insn "avx512dq_fpclass<mode><mask_scalar_merge_name>"): Enable
887 memory operand for it.
888 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>"): Ditto.
890 2019-06-05 Martin Sebor <msebor@redhat.com>
892 * config/i386/i386-features.c (ix86_get_function_versions_dispatcher):
893 Adjust quoting and hyphenation.
894 * convert.c (convert_to_real_1): Same.
895 * gcc.c (driver_wrong_lang_callback): Same.
896 (driver::handle_unrecognized_options): Same.
897 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
898 * opts-common.c (cmdline_handle_error): Same.
899 (read_cmdline_option): Same.
900 * opts-global.c (complain_wrong_lang): Same.
901 (print_ignored_options): Same.
902 (handle_common_deferred_options): Same.
903 * pretty-print.h: Same.
904 * print-rtl.c (debug_bb_n_slim): Same.
905 * sched-rgn.c (make_pass_sched_fusion): Same.
906 * tree-cfg.c (verify_gimple_assign_unary): Same.
907 (verify_gimple_label): Same.
908 * tree-ssa-operands.c (verify_ssa_operands): Same.
909 * varasm.c (do_assemble_alias): Same.
910 (assemble_alias): Same.
912 2019-06-05 Richard Henderson <rth@twiddle.net>
914 * config/alpha/alpha.c (direct_return): Move down after
915 struct machine_function definition; use saved frame_size;
917 (struct machine_function): Add sa_mask, sa_size, frame_size.
918 (alpha_sa_mask, alpha_sa_size, compute_frame_size): Merge into ...
919 (alpha_compute_frame_layout): ... new function.
920 (TARGET_COMPUTE_FRAME_LAYOUT): New.
921 (alpha_initial_elimination_offset): Use saved sa_size.
922 (alpha_vms_initial_elimination_offset): Likewise.
923 (alpha_vms_can_eliminate): Remove alpha_sa_size call.
924 (alpha_expand_prologue): Use saved frame data. Merge integer
925 and fp register save loops.
926 (alpha_expand_epilogue): Likewise.
927 (alpha_start_function): Use saved frame data.
928 * config/alpha/alpha-protos.h (direct_return): Update.
929 (alpha_sa_size): Remove.
931 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
933 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
934 multiplication by a power-of-two value.
935 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
936 and turn the modulo operation into a masking operation.
938 2019-06-05 Jakub Jelinek <jakub@redhat.com>
941 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
942 with VOIDmode inner operands.
944 2019-06-05 Richard Biener <rguenther@suse.de>
947 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
948 turn an expression graph into a tree.
950 2019-06-05 Jakub Jelinek <jakub@redhat.com>
952 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
954 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
955 treat it like explicit monotonic schedule modifier.
956 (expand_omp_for): Initialize has_lastprivate_conditional.
957 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
960 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
961 references, lookup in in hash map MEM_REF operand instead of the
963 (lower_omp_1): When looking for lastprivate conditional assignments,
964 handle MEM_REFs with REFERENCE_TYPE operands.
966 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
967 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
968 and references a VLA. Handle references to non-VLAs if is_simd
969 all privatization clauses like reductions.
970 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
971 If omp_is_reference, use always omp simd arrays and set
972 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
973 fails, emit reference initialization.
975 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
978 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
979 _mm_mask_fpclass_sd_mask): New intrinsics.
980 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
981 * config/i386/i386-builtin.def
982 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
984 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
985 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
986 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
987 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
988 case QI_FTYPE_V2SF_INT): Ditto.
990 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
991 Extended to insnstructions with mask operands.
993 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
995 * config/rs6000/constraints.md (define_register_constraint "wp"):
997 (define_register_constraint "wq"): Delete.
998 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
999 (rs6000_init_hard_regno_mode_ok): Adjust.
1000 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1001 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
1002 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
1003 (define_mode_attr VSa): Delete.
1004 (define_mode_attr VSisa): New.
1005 (rest of file): Adjust.
1006 * doc/md.texi (Machine Constraints): Adjust.
1008 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1010 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
1011 (define_attr "enabled"): Handle those new isa values.
1013 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1015 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
1016 (define_mode_attr VSr5): Delete.
1017 (define_mode_attr VStype_sqrt): Delete.
1018 (define_mode_iterator VSX_SPDP): Delete.
1019 (define_mode_attr VS_spdp_res): Delete.
1020 (define_mode_attr VS_spdp_insn): Delete.
1021 (define_mode_attr VS_spdp_type): Delete.
1022 (*vsx_sqrt<mode>2): Adjust.
1023 (vsx_<VS_spdp_insn>): Delete, split to...
1024 (vsx_xscvdpsp): ... this. New. And...
1025 (vsx_xvcvspdp): ... this. New. And...
1026 (vsx_xvcvdpsp): ... this. New.
1028 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1030 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
1032 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
1033 (rest of file): Adjust.
1035 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1037 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
1038 (vsx_extract_<mode>_var): Ditto.
1040 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1042 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
1045 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1047 * config/rs6000/constraints.md (define_register_constraint "ww"):
1049 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1050 (rs6000_init_hard_regno_mode_ok): Adjust.
1051 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1052 RS6000_CONSTRAINT_ww.
1053 * config/rs6000/rs6000.md: Adjust.
1054 * config/rs6000/vsx.md: Adjust.
1055 * doc/md.texi (Machine Constraints): Adjust.
1057 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1059 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
1060 (define_mode_attr sd): New.
1061 (define_mode_attr s): New.
1062 (define_mode_attr Ftrad): Delete.
1063 (define_mode_attr Fvsx): Delete.
1064 (define_mode_attr Fs): Delete.
1065 (rest of file): Use the new mode attributes.
1066 * config.rs6000/vsx.md: Use the new mode attributes.
1068 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1070 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
1073 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1075 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
1076 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
1077 used with VSX_B, VSX_D, or VSX_F, with just "wa".
1079 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
1082 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
1083 C++ with strict ANSI requirements.
1085 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
1087 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
1088 computations when step is 1.
1090 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1092 * config/rs6000/constraints.md (define_register_constraint "wf"):
1094 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1095 (rs6000_init_hard_regno_mode_ok): Adjust.
1096 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1097 RS6000_CONSTRAINT_wf.
1098 * config/rs6000/rs6000.md: Adjust.
1099 * config/rs6000/vsx.md: Adjust.
1100 * doc/md.texi (Machine Constraints): Adjust.
1102 2019-06-04 Andrew Pinski <apinski@marvell.com>
1104 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
1107 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1109 * config/rs6000/constraints.md (define_register_constraint "wd"):
1111 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1112 (rs6000_init_hard_regno_mode_ok): Adjust.
1113 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1114 RS6000_CONSTRAINT_wd.
1115 * config/rs6000/rs6000.md: Adjust.
1116 * config/rs6000/vsx.md: Adjust.
1117 * doc/md.texi (Machine Constraints): Adjust.
1119 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1121 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
1122 (rest of file): Adjust.
1124 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1126 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
1127 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
1128 (vsx_splat_<mode>_reg): Adjust.
1130 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1132 * config/rs6000/constraints.md (define_register_constraint "ws"):
1134 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1135 (rs6000_init_hard_regno_mode_ok): Adjust.
1136 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1137 RS6000_CONSTRAINT_ws.
1138 * config/rs6000/rs6000.md: Adjust.
1139 * config/rs6000/vsx.md: Adjust.
1140 * doc/md.texi (Machine Constraints): Adjust.
1142 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1144 * config/rs6000/constraints.md (define_register_constraint "wv"):
1146 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1147 (rs6000_init_hard_regno_mode_ok): Adjust.
1148 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1149 RS6000_CONSTRAINT_wv.
1150 * config/rs6000/rs6000.md: Adjust.
1151 * config/rs6000/vsx.md: Adjust.
1152 * doc/md.texi (Machine Constraints): Adjust.
1154 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1156 * config/rs6000/constraints.md (define_register_constraint "wi"):
1158 (define_register_constraint "wt"): Delete.
1159 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1160 (rs6000_init_hard_regno_mode_ok): Adjust.
1161 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1162 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
1163 * config/rs6000/rs6000.md: Adjust.
1164 * config/rs6000/vsx.md: Adjust.
1165 * doc/md.texi (Machine Constraints): Adjust.
1167 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
1169 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
1171 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
1172 default_elf_asm_output_external.
1174 2019-06-04 Martin Liska <mliska@suse.cz>
1176 * ipa-icf.c (INCLUDE_LIST): Remove.
1177 (sem_item_optimizer::execute): Remove call to init_wpa.
1178 * ipa-icf.h (init_wpa): Remove.
1180 2019-06-04 Jakub Jelinek <jakub@redhat.com>
1182 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
1183 conditional on combined for simd.
1184 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
1186 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
1187 constructs, don't remove lastprivate_conditional_map, but instead set
1188 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
1189 to parent construct temporaries.
1190 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
1191 like !ctx->lastprivate_conditional_map.
1192 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
1193 use up->outer context instead of up.
1194 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
1195 gimple_omp_for_combined_p.
1196 (expand_omp_for_static_nochunk): Likewise.
1197 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
1198 probably moved over into expand_omp_for_generic rather than being copied
1201 2019-06-04 Martin Liska <mliska@suse.cz>
1203 * value-prof.c (dump_histogram_value): Fix typo.
1204 (gimple_mod_subtract_transform): Likewise.
1206 2019-06-04 Richard Biener <rguenther@suse.de>
1209 * tree-chrec.c (chrec_contains_symbols): Add to visited.
1210 (tree_contains_chrecs): Likewise.
1211 (chrec_contains_symbols_defined_in_loop): Move here and avoid
1212 exponential behaivor from ...
1213 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1215 (expression_expensive_p): Avoid exponential behavior and compute
1216 expanded size, rejecting any expansion.
1217 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
1218 (idx_contains_abnormal_ssa_name_p): Likewise.
1219 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
1220 (contains_abnormal_ssa_name_p): Simplify and use
1221 walk_tree_without_duplicates.
1223 2019-06-04 Richard Biener <rguenther@suse.de>
1225 PR tree-optimization/90738
1227 2019-06-03 Richard Biener <rguenther@suse.de>
1229 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
1230 full reference tree and record in ref->ref.
1231 (vn_reference_lookup_3): Pass in original ref to
1232 ao_ref_init_from_vn_reference.
1233 (vn_reference_lookup): Likewise.
1234 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
1235 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1236 Handle non-decl bases in the original reference.
1238 2019-06-04 Martin Liska <mliska@suse.cz>
1240 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
1241 number of references.
1242 (sem_item_optimizer::do_congruence_step):
1243 (sem_item_optimizer::worklist_push): Dump how references
1245 (sem_item_optimizer::worklist_pop): Use heap.
1246 (sem_item_optimizer::process_cong_reduction): Likewise.
1247 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
1249 2019-06-04 Martin Liska <mliska@suse.cz>
1251 * ipa-icf.h (struct sem_usage_pair_hash): New.
1252 (sem_usage_pair_hash::hash): Likewise.
1253 (sem_usage_pair_hash::equal): Likewise.
1254 (struct sem_usage_hash): Likewise.
1255 * ipa-icf.c (sem_item::sem_item): Initialize
1256 referenced_by_count.
1257 (sem_item::add_reference): Register a reference
1258 in ref_map and not in target->usages.
1259 (sem_item::setup): Remove initialization of
1261 (sem_item::~sem_item): Remove usage of dead vectors.
1262 (sem_item::dump): Remove dump of references.
1263 (sem_item_optimizer::sem_item_optimizer): Initialize
1265 (sem_item_optimizer::read_section): Remove useless
1267 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
1268 (sem_item_optimizer::build_graph): Pass m_references
1270 (sem_item_optimizer::verify_classes): Remove usage of dead
1272 (sem_item_optimizer::traverse_congruence_split): Return true
1273 when a class is split.
1274 (sem_item_optimizer::do_congruence_step_for_index): Use
1275 hash_map for look up of (sem_item *, index). That brings
1276 significant speed up.
1277 (sem_item_optimizer::do_congruence_step): Return true
1278 when a split is done.
1279 (congruence_class::is_class_used): Use referenced_by_count.
1281 2019-06-04 Alan Modra <amodra@gmail.com>
1284 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
1287 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
1289 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
1290 * config/rs6000/rs6000.c (direct_move_p): Adjust.
1291 (rs6000_secondary_reload_simple_move): Adjust.
1292 (rs6000_opt_masks): Neuter the "mfpgpr" option.
1293 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
1294 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
1297 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
1298 (floatunssi<mode>2_lfiwzx): Adjust.
1299 (fix_trunc<mode>si2_stfiwx): Adjust.
1300 (fixuns_trunc<mode>si2_stfiwx): Adjust.
1301 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
1302 (mfpgpr): Mark as deprecated.
1303 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
1304 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
1305 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
1307 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
1309 * config/rs6000/constraints.md (define_register_constraint "wg"):
1311 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1312 RS6000_CONSTRAINT_wg.
1313 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1314 (rs6000_init_hard_regno_mode_ok): Adjust.
1315 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
1316 Delete "wg" alternatives.
1317 * doc/md.texi (Machine Constraints): Adjust.
1319 2019-06-03 Alan Modra <amodra@gmail.com>
1321 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
1322 (get_uncond_jump_length): Assert length less than INT_MAX and
1325 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
1328 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
1330 (expand_builtin_nonlocal_goto): Likewise.
1332 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
1334 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
1335 (aarch64_asm_output_external): Declare.
1336 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
1337 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
1338 (aarch64_asm_output_alias): New.
1339 (aarch64_asm_output_external): New.
1340 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
1341 (ASM_OUTPUT_EXTERNAL): Define.
1343 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
1344 * tree-vrp.h (value_range_base::nonzero_p): New.
1345 (value_range_base::set_nonnull): Rename to...
1346 (value_range_base::set_nonzero): ...this.
1347 (value_range_base::set_null): Rename to...
1348 (value_range_base::set_zero): ...this.
1349 (value_range::set_nonnull): Remove.
1350 (value_range::set_null): Remove.
1351 * tree-vrp.c (range_is_null): Remove.
1352 (range_is_nonnull): Remove.
1353 (extract_range_from_binary_expr): Use value_range_base::*zero_p
1354 instead of range_is_*null.
1355 (extract_range_from_unary_expr): Same.
1356 (value_range_base::set_nonnull): Rename to...
1357 (value_range_base::set_nonzero): ...this.
1358 (value_range::set_nonnull): Remove.
1359 (value_range_base::set_null): Rename to...
1360 (value_range_base::set_zero): ...this.
1361 (value_range::set_null): Remove.
1362 (extract_range_from_binary_expr): Rename set_*null uses to
1364 (extract_range_from_unary_expr): Same.
1365 (union_helper): Same.
1366 * vr-values.c (get_value_range): Use set_*zero instead of
1368 (vr_values::extract_range_from_binary_expr): Same.
1369 (vr_values::extract_range_basic): Same.
1371 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
1374 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
1376 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1378 * config/aarch64/iterators.md (MAX_OPP): New code attr.
1379 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
1380 (aarch64_<su>abd<mode>_3): ... This.
1381 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
1383 2019-06-03 Richard Biener <rguenther@suse.de>
1385 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
1386 full reference tree and record in ref->ref.
1387 (vn_reference_lookup_3): Pass in original ref to
1388 ao_ref_init_from_vn_reference.
1389 (vn_reference_lookup): Likewise.
1390 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
1391 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1392 Handle non-decl bases in the original reference.
1394 2019-06-03 Martin Liska <mliska@suse.cz>
1396 * doc/generic.texi: Remove Java Trees.
1398 2019-06-03 Martin Liska <mliska@suse.cz>
1400 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
1401 returns 0 when operands are equal.
1403 2019-06-03 Richard Biener <rguenther@suse.de>
1405 PR tree-optimization/90716
1406 * tree-loop-distribution.c (destroy_loop): Process blocks in
1409 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1412 * vector-builder.h (vector_builder::count_dups): New method.
1413 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
1415 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
1416 (vec_init<mode><Vel>): New pattern.
1417 * config/aarch64/aarch64.c (emit_insr): New function.
1418 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
1419 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
1420 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
1421 (aarch64_sve_expand_vector_init): Define two overloaded functions.
1423 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1425 PR tree-optimization/90681
1426 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
1427 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
1428 special case for SLP, but fail on non-groupped loads.
1430 2019-06-03 Martin Liska <mliska@suse.cz>
1432 * cfg.c (debug): Use TDF_DETAILS for debug and
1433 print edge info only once.
1435 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
1438 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
1440 2019-06-01 Martin Sebor <msebor@redhat.com>
1443 * tree-pretty-print.c (dump_generic_node): Add parentheses.
1445 2019-05-31 Jan Hubicka <jh@suse.cz>
1447 * alias.c: Include ipa-utils.h.
1448 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
1449 * ipa-devirt.c (prevailing_odr_type): New.
1450 * ipa-utils.h (previaling_odr_type): Declare.
1452 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
1453 Hongtao Liu <hongtao.liu@intel.com>
1456 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
1457 NOTE_INSN_DELETED_LABEL check.
1459 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
1460 Robert Suchanek <robert.suchanek@mips.com>
1462 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
1463 and 3rd operands of the fmadd/fmsub/maddv builtin.
1465 2019-05-31 Jakub Jelinek <jakub@redhat.com>
1467 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
1468 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1469 on OMP_SIMD if not nested inside of worksharing loop that also has
1470 lastprivate conditional clause for the same decl.
1471 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
1472 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
1474 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
1476 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
1478 (lower_lastprivate_clauses): Likewise.
1479 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
1480 calling lower_rec_input_clauses.
1481 (lower_omp_for): Likewise.
1482 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
1483 clause on simd construct.
1484 * omp-expand.c (expand_omp_simd): Initialize cond_var if
1485 OMP_CLAUSE__CONDTEMP_ clause is present.
1487 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
1490 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
1493 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
1494 TEX_D32, TEX_D64 or TEX_D128.
1496 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
1498 * match.pd (~(vec?cst1:cst2)): New transformation.
1500 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
1502 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
1503 ((size_t)(A /[ex] B) CMP C): New transformation.
1505 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
1507 * doc/md.texi: Document define_insn_and_rewrite.
1508 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
1509 * gensupport.c (queue_elem): Update comment.
1510 (replace_operands_with_dups): New function.
1511 (gen_rewrite_sequence): Likewise.
1512 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
1513 * read-rtl.c (apply_subst_iterator): Likewise.
1514 (add_condition_to_rtx, named_rtx_p): Likewise.
1515 (rtx_reader::read_rtx_operand): Likewise.
1516 * config/aarch64/aarch64-sve.md
1517 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
1518 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
1519 define_insn_and_rewrite.
1520 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
1521 Remove separate define_split.
1523 2019-05-31 Jan Hubicka <jh@suse.cz>
1525 * tree-ssa-alias.c (type_has_components_p): New function.
1526 (aliasing_component_refs_p): Use it.
1528 2019-05-31 Martin Liska <mliska@suse.cz>
1530 * gdbhooks.py: Add const_tree to TreePrinter.
1532 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
1535 * common.opt (feliminate-unused-debug-symbols): Enable by default.
1536 * doc/invoke.texi (Debugging Options): Document new default of
1537 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
1539 2019-05-31 Jakub Jelinek <jakub@redhat.com>
1541 PR tree-optimization/90671
1542 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
1543 template_block used to be empty on the first call, don't use
1544 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
1545 seq with bb_seq and set it with set_bb_seq.
1547 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
1549 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1551 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1552 Michael Meissner <meissner@linux.ibm.com>
1554 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
1555 (prefixed_mem_operand): Likewise.
1556 (non_prefixed_mem_operand): Likewise.
1557 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
1559 * config/rs6000/rs6000.c (print_operand_address): Handle
1560 PC-relative addresses.
1561 (mode_supports_prefixed_address_p): New function.
1562 (rs6000_prefixed_address): New function.
1563 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
1564 (SYMBOL_REF_PCREL_P): Likewise.
1566 2019-05-30 Jakub Jelinek <jakub@redhat.com>
1568 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
1569 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
1570 (gimplify_omp_for): If worksharing loop with lastprivate conditional
1571 is nested inside of parallel region, add _condtemp_ clause to both.
1572 * tree-nested.c (convert_nonlocal_omp_clauses,
1573 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
1575 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
1577 * omp-general.c (omp_extract_for_data): Compute it.
1578 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
1579 (lower_rec_input_clauses): Likewise.
1580 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
1581 clause is already present, just add one further one after it.
1582 (lower_lastprivate_clauses): Handle cond_ptr with array type.
1583 (lower_send_shared_vars): Clear _condtemp_ vars.
1584 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
1585 or section or taskgroup.
1586 * omp-expand.c (determine_parallel_type): Disallow combining only if
1587 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
1588 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
1589 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1590 expand_omp_for_static_chunk, expand_omp_for): Use
1591 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
1592 determine if a special set of API routines are needed and if condtemp
1593 needs to be initialized, while always initialize cond_var if
1594 fd->lastprivate_conditional is non-zero.
1596 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1597 Michael Meissner <meissner@linux.ibm.com>
1599 * config/rs6000/constraints.md (eI): New constraint.
1600 * config/rs6000/predicates.md (cint34_operand): New predicate.
1601 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
1602 (SIGNED_34BIT_OFFSET_P): Likewise.
1603 * doc/md.texi (eI): Document constraint.
1605 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
1607 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
1609 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1610 Michael Meissner <meissner@linux.ibm.com>
1612 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
1613 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
1614 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
1615 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
1616 (OTHER_FUTURE_MASKS): Likewise.
1617 (POWERPC_MASKS): Likewise.
1618 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
1619 specified without -mprefixed-addr or -mcpu=future. Error if
1620 -mprefixed-addr is specified without -mcpu=future.
1621 (rs6000_opt_masks): Add entry for prefixed-addr.
1622 * rs6000.opt (mprefixed-addr): New option.
1624 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
1626 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
1627 cfun->is_thunk check.
1629 2019-05-30 Jakub Jelinek <jakub@redhat.com>
1631 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
1634 2019-05-30 Martin Liska <mliska@suse.cz>
1636 * gdbinit.in: Fix 'ptc' command. Add trt
1637 that prints TREE_TYPE($).
1639 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
1640 Alan Modra <amodra@gmail.com>
1642 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
1644 (rs6000_indirect_call_template_1): ...and here.
1645 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
1646 plt16_ha, plt16_lo, mtctr indirect calls. Use
1648 (rs6000_decl_ok_for_sibcall): New function.
1649 (rs6000_function_ok_for_sibcall): Refactor.
1650 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
1651 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
1652 when pcrel. Reorganize.
1653 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
1654 * rs6000.h (rs6000_pltseq_enum): New enum.
1655 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
1656 (*pltseq_tocsave): Use rs6000_pltseq_enum.
1657 (*pltseq_plt16_ha): Likewise.
1658 (*pltseq_plt16_lo): Likewise.
1659 (*pltseq_mtctr): Likewise.
1660 (*pltseq_plt_pcrel): New insn.
1661 (*call_local_aix): Handle @notoc calls.
1662 (*call_value_local_aix): Likewise.
1663 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
1664 (*call_value_nonlocal_aix): Likewise.
1665 (*call_indirect_pcrel): New insn.
1666 (*call_value_indirect_pcrel): Likewise.
1669 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
1671 * config/i386/sse.md (*save_multiple<mode>): Rename from
1672 save_multiple<mode>.
1673 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
1674 (*restore_multiple_and_return<mode>): Rename from
1675 restore_multiple_and_return<mode>.
1676 (*restore_multiple_leave_return<mode>): Rename from
1677 restore_multiple_leave_return<mode>.
1679 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
1681 * config.gcc (rx-*-linux*): New target.
1682 * config/rx/elf.opt: New file.
1683 * config/rx/linux.h: Likewise.
1684 * config/rx/t-linux: Likewise.
1685 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
1687 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
1688 (ASM_APP_OFF): Likewise.
1689 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
1692 2019-05-29 Jan Hubicka <jh@suse.cz>
1694 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
1695 variants are pointer equivalent.
1697 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1699 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
1700 * config/aarch64/aarch64-sve2.md: New file.
1701 (<u>avg<mode>3_floor): New pattern.
1702 (<u>avg<mode>3_ceil): Likewise.
1703 (*<sur>h<addsub><mode>): Likewise.
1704 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
1705 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
1707 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1710 * optc-save-gen.awk: In cl_optimization_print, use correct condition
1711 for var_opt_string printing. In cl_optimization_print_diff, print
1712 (null) instead of invoking undefined behavior if one of the
1713 var_opt_string pointers is NULL and use && instead of first || in the
1714 guarding condition. For var_target_other options, handle const char *
1715 target variables similarly to const char * optimize node variables.
1717 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
1719 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
1720 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
1721 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
1722 Add autib1716 and pacib1716 initialisation.
1723 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
1724 for autib1716 and pacib1716.
1725 * config/aarch64/aarch64-protos.h (aarch64_key_type,
1726 aarch64_post_cfi_startproc): Define.
1727 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
1728 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
1729 aarch64_handle_pac_ret_protection): Set default sign key to A.
1730 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
1731 aarch64_expand_prologue): Add check for b-key.
1732 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
1733 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
1734 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
1735 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
1736 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
1737 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
1738 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1739 * config/aarch64/aarch64.md (do_return): Add check for b-key.
1740 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
1741 pauth_hint_num_a with pauth_hint_num.
1742 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
1743 pauth_hint_num_a with pauth_hint_num.
1744 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
1745 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
1746 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1747 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
1748 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
1749 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
1750 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
1751 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1752 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
1753 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
1754 UNSPEC_AUTIA1716 respectively.
1755 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
1756 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
1757 * doc/invoke.texi (-mbranch-protection): Add b-key type.
1758 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
1759 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
1761 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1763 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
1764 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
1765 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
1766 explicit clause on combined parallel into implicit shared clause.
1767 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
1768 and firstprivate if the decl has one too from combined parallel to
1769 the worksharing construct.
1771 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
1772 Michael Meissner <meissner@linux.ibm.com>
1774 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
1776 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
1778 * rtl.h (LABEL_REF_P): New #define.
1780 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
1782 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
1784 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1786 * internal-fn.c: Marked mask_load_direct as vectorizable.
1787 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
1788 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
1789 combined even if masks different with allow_slp_p param.
1790 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
1791 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
1792 dissolve SLP-only vectorizable groups when SLP has been discarded.
1793 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
1794 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
1796 (vect_build_slp_tree_1): Fixed comment typo.
1797 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
1798 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
1800 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
1802 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
1804 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1806 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
1807 Remove obsolete use_thunk reference.
1808 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1809 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1810 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1811 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1812 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1813 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1814 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1815 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1816 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1818 2019-05-28 Nathan Sidwell <nathan@acm.org>
1820 * tree.h (IDENTIFIER_ANON_P): New.
1821 (anon_aggrname_format, anon_aggname_p): Don't declare.
1822 (make_anon_name): Declare.
1823 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
1824 (hash_tree): Likewise.
1825 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
1826 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
1827 (anon_cnt, make_anon_name): New.
1829 2019-05-28 Martin Liska <mliska@suse.cz>
1832 * opts-global.c (decode_options): Print help for all
1833 help_option_arguments.
1834 * opts.c (print_help): Add new argument.
1835 (common_handle_option): Remember all values into
1836 help_option_arguments.
1837 * opts.h (print_help): Add new argument.
1839 2019-05-28 Martin Liska <mliska@suse.cz>
1842 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
1843 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
1844 (func_checker::compare_bb): Call compare_loops.
1846 2019-05-27 Jakub Jelinek <jakub@redhat.com>
1848 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1849 on sections construct.
1850 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
1852 (lower_omp_sections): Handle lastprivate conditional.
1853 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
1854 lastprivate_conditional_map.
1855 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
1857 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
1858 critical, taskgroup and section regions when looking for a region
1859 with non-NULL lastprivate_conditional_map.
1861 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1863 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
1864 (*ix86_gen_sub3): Ditto.
1865 (*ix86_gen_sub3_carry): Ditto.
1866 (*ix86_gen_one_cmpl2): Ditto.
1867 (*ix86_gen_andsp): Ditto.
1868 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
1869 (gen_and2_insn): New static function.
1870 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
1871 Use gen_add3_insn instead of ix86_gen_add3.
1872 (ix86_expand_split_stack_prologue): Use gen_add2_insn
1873 instead of ix86_gen_add3.
1874 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
1875 Use gen_sub3_insn instead of ix86_gen_sub3.
1876 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
1877 instead of ix86_gen_add3.
1878 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
1879 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
1880 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
1881 * config/i386/i386-options.c (ix86_option_override_internal):
1882 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1883 ix86_gen_one_cmpl2 and ix86_gen_andsp.
1885 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
1887 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
1888 and DW_OP_GNU_const_index opcodes.
1890 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1892 * config/i386/i386.h (STACK_SIZE_MODE): Define.
1894 2019-05-27 Richard Biener <rguenther@suse.de>
1896 PR tree-optimization/90637
1897 * tree-ssa-sink.c (statement_sink_location): Honor the
1898 computed sink location for single-uses.
1900 2019-05-27 Richard Biener <rguenther@suse.de>
1903 * match.pd (vec_perm): Avoid clobbering op0 when not generating
1906 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1908 * config/i386/i386.md (@sub<mode>3_carry): Rename
1909 from sub<mode>3_carry.
1910 (@leave_<mode>): New expander.
1911 (*leave): Rename from leave.
1912 (*leave_rex64): Rename from leave_rex64.
1913 (@monitorx_<mode>): Rename from monitorx_<mode>.
1914 (@clzero_<mode>): Rename from clzero_<mode>.
1915 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
1916 from sse3_monitor_<mode>.
1917 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
1918 (*ix86_gen_leave): Ditto.
1919 (*ix86_gen_monitor): Ditto.
1920 (*ix86_gen_monitorx): Ditto.
1921 (*ix86_gen_clzero): Ditto.
1922 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
1923 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
1924 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
1925 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
1926 Use gen_sse3_monitor instead of ix86_gen_monitor.
1927 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
1928 instead of ix86_gen_monitorx.
1929 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
1930 instead of ix86_gen_clzero.
1931 * config/i386/i386-options.c (ix86_option_override_internal):
1932 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
1933 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
1935 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1937 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
1938 Rename from tls_global_dynamic_64_<mode>.
1939 (@tls_local_dynamic_base_64_<mode>): Rename from
1940 tls_local_dynamic_base_64_<mode>.
1941 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
1942 Remove indirect function.
1943 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
1944 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
1945 instead of ix86_gen_tls_global_dynamic_64.
1946 Use gen_tls_local_dynamic_base_64 instead of
1947 ix86_gen_tls_local_dynamic_base_64.
1948 * config/i386/i386-options.c (ix86_option_override_internal):
1949 Do not initialize ix86_gen_tls_global_dynamic_64 and
1950 ix86_gen_tls_local_dynamic_base_64.
1952 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1954 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
1955 Rename from pro_epilogue_adjust_stack_<mode>_add.
1956 (@pro_epilogue_adjust_stack_sub_<mode>)
1957 Rename from pro_epilogue_adjust_stack_<mode>_sub.
1958 (@allocate_stack_worker_probe_<mode>):
1959 Rename from allocate_stack_worker_probe_<mode>.
1960 (allocate_stack): Use gen_allocate_stack_worker_probe.
1961 (probe_stack): Use gen_probe_stack_1.
1962 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
1963 (@adjust_stack_and_probe_<mode>): Rename from
1964 adjust_stack_and_probe<mode>.
1965 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
1966 (stack_protect_set): Use gen_stack_protect_set_1.
1967 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
1968 (stack_protect_test): Use gen_stack_protect_test_1.
1969 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
1970 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
1971 Remove indirect function.
1972 (*ix86_gen_adjust_stack_and_probe): Ditto.
1973 (*ix86_gen_probe_stack_range): Ditto.
1974 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
1975 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
1976 (ix86_adjust_stack_and_probe_stack_clash): Use
1977 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
1978 (ix86_adjust_stack_and_probe): Ditto.
1979 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
1980 of ix86_gen_probe_stack_range.
1981 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
1982 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
1983 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
1984 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
1985 CODE_FOR_stack_protect_test_{si,di}.
1986 * config/i386/i386-options.c (ix86_option_override_internal):
1987 Do not initialize ix86_gen_allocate_stack_worker,
1988 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
1990 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
1992 * doc/invoke.texi (Link Options): Many editorial changes around
1995 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1997 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
1998 pre-Solaris 11 referene and most Studio compiler details.
2000 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
2003 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
2004 DImode to SImode in floating-point registers on 64-bit target.
2005 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
2006 register_operand in xmpyu patterns.
2008 2019-05-24 Jakub Jelinek <jakub@redhat.com>
2010 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
2011 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
2012 OMP_CLAUSE__REDUCTEMP_.
2013 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
2014 OMP_CLAUSE__CONDTEMP_.
2015 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
2016 * tree-pretty-print.c (dump_omp_clause): Likewise.
2017 * tree-nested.c (convert_nonlocal_omp_clauses,
2018 convert_local_omp_clauses): Likewise.
2019 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
2020 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
2021 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
2023 (gimplify_omp_for): Warn and disable conditional modifier from
2024 lastprivate on loop iterators.
2025 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
2027 * omp-general.c (omp_extract_for_data): Initialize it.
2028 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
2030 (delete_omp_context): Delete it.
2031 (lower_lastprivate_conditional_clauses): New function.
2032 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
2033 handle lastprivate conditional clauses.
2034 (lower_reduction_clauses): Add CLIST argument, emit it into
2035 the critical section if any.
2036 (lower_omp_sections): Adjust lower_lastprivate_clauses and
2037 lower_reduction_clauses callers.
2038 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
2039 to lower_lastprivate_clauses.
2040 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
2041 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
2042 clist into a critical section if not emitted there already by
2043 lower_reduction_clauses.
2044 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
2046 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
2047 conditional variables.
2048 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
2050 (expand_omp_for_generic, expand_omp_for_static_nochunk,
2051 expand_omp_for_static_chunk): Handle lastprivate conditional.
2052 (expand_omp_for): Handle fd.lastprivate_conditional like
2055 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
2057 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
2058 kernel does not exit cleanly.
2059 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
2061 2019-05-24 Jason Merrill <jason@redhat.com>
2064 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
2066 2019-05-24 Richard Biener <rguenther@suse.de>
2069 * tree-loop-distribution.c (struct partition): Add location
2071 (partition_alloc): Initialize all fields.
2072 (generate_memset_builtin): Use the location recorded in the
2073 partition for the generated call.
2074 (generate_memcpy_builtin): Likewise.
2075 (classify_partition): Record the location of a single store
2076 as location for the partition.
2078 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
2080 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
2083 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
2086 * common/config/aarch64/aarch64-common.c
2087 (aarch64_rewrite_selected_cpu): Change local temporary variable
2088 type from unsigned long to uint64_t.
2089 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
2090 aarch64_get_extension_string_for_isa_flags): Change declaration to
2091 match new definition by replacing unsigned long with uint64_t.
2093 2019-05-24 Jakub Jelinek <jakub@redhat.com>
2096 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
2097 gen_attr_type just once instead of 4-7 times. Formatting fixes.
2098 Handle stack_protect_test_<mode> codegen similarly to corresponding
2101 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
2103 * config/i386/darwin.h: Reject -mfentry*.
2104 * doc/sourcebuild.texi: Document mfentry target support.
2106 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
2108 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
2109 Rename to rs6000_global_entry_point_prologue_needed_p. Return
2110 false for PC-relative functions.
2111 (rs6000_output_function_prologue): Change called function name to
2112 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
2113 name,1" for PC-relative functions.
2114 (rs6000_elf_declare_function_name): Change called function name to
2115 rs6000_global_entry_point_prologue_needed_p.
2117 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
2120 * config/i386/i386.c (gen_rtx_cost):
2121 Use ix86_tune_cost instead of ix86_cost.
2123 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
2124 Michael Meissner <meissner@linux.ibm.com>
2125 Segher Boessenkool <segher@kernel.crashing.org>
2127 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
2129 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
2130 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
2131 (rs6000_fndecl_pcrel_p): Likewise.
2132 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
2133 error if -mpcrel is requested without -mcpu=future.
2134 (rs6000_opt_masks): Add entry for pcrel.
2135 (rs6000_fndecl_pcrel_p): New function.
2136 (rs6000_pcrel_p): Likewise.
2137 * config/rs6000/rs6000.opt (mpcrel): New option.
2138 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
2140 2019-05-23 Jan Hubicka <jh@suse.cz>
2141 Martin Liska <mliska@suse.cz>
2143 PR tree-optimization/90576
2144 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
2146 (aliasing_component_refs_p): Fix three way size compare conditional;
2147 give up earlier in case we can not decide on equivalence.
2149 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
2150 Michael Meissner <meissner@linux.ibm.com>
2151 Segher Boessenkool <segher@kernel.crashing.org>
2153 * config.gcc: Add future cpu.
2154 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
2155 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
2157 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
2158 (RS6000_CPU): New instantiation for future cpu.
2159 * config/rs6000/rs6000-opts.h (enum processor_type): Add
2161 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
2162 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
2163 * config/rs6000/rs6000-tables.opt: Regenerate.
2164 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
2165 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
2166 (rs6000_machine_from_flags): Handle future cpu.
2167 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
2168 PROCESSOR_POWER9 for now.
2169 (rs6000_adjust_cost): Likewise.
2170 (rs6000_issue_rate): Likewise.
2171 (rs6000_register_move_cost): Likewise.
2172 (rs6000_opt_masks): Add entry for future.
2173 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
2174 (MASK_FUTURE): New #define.
2175 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
2176 * config/rs6000/rs6000.opt (mfuture): New target option.
2177 * doc/invoke.texi (mcpu): Add future cpu.
2179 2019-05-23 Martin Liska <mliska@suse.cz>
2182 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
2183 operation points to a temporary (pointed via tree_to_wide_ref)
2184 that is out of scope after the &.
2186 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
2189 * doc/extend.texi (Function Names): Add missing word.
2191 2019-05-23 Richard Biener <rguenther@suse.de>
2193 PR tree-optimization/88440
2194 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
2196 * tree-loop-distribution.c (generate_memset_builtin): Fold the
2198 (generate_memcpy_builtin): Likewise.
2199 (distribute_loop): Pass in whether to only distribute patterns.
2200 (prepare_perfect_loop_nest): Also allow size optimization.
2201 (pass_loop_distribution::execute): When optimizing a loop
2202 nest for size allow pattern replacement.
2204 2019-05-23 Jakub Jelinek <jakub@redhat.com>
2207 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
2210 2019-05-23 Martin Liska <mliska@suse.cz>
2213 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
2214 expression similarly to gimplify_decl_expr.
2216 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2218 * cse.c (cse_dump_path): s/dump_file/f.
2220 2019-05-22 David Malcolm <dmalcolm@redhat.com>
2223 * diagnostic-format-json.cc: Include "selftest.h".
2224 (json_from_expanded_location): Only add "file" key for non-NULL
2226 (json_from_location_range): Don't add "start" and "finish"
2227 children if they are UNKNOWN_LOCATION.
2228 (selftest::test_unknown_location): New selftest.
2229 (selftest::test_bad_endpoints): New selftest.
2230 (selftest::diagnostic_format_json_cc_tests): New function.
2231 * json.cc (json::object::get): New function.
2232 (selftest::test_object_get): New selftest.
2233 (selftest::json_cc_tests): Call it.
2234 * json.h (json::object::get): New decl.
2235 * selftest-run-tests.c (selftest::run_tests): Call
2236 selftest::diagnostic_format_json_cc_tests.
2237 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
2240 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
2241 Andrew Stubbs <amd@codesourcery.com>
2243 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
2244 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
2245 (kernel): Rename to...
2246 (main_kernel): ... this.
2247 (load_image): Load _init_array and _fini_array kernels.
2248 (run): Add argument for kernel to run.
2249 (main): Run init_array_kernel before main_kernel, and
2250 fini_array_kernel after.
2251 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
2252 amdgpu_hsa_kernel attribute on functions.
2253 (gcn_disable_constructors): Delete.
2254 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
2255 * config/gcn/crt0.c (size_t): Define.
2256 (_init_array, _fini_array): New.
2257 (__preinit_array_start, __preinit_array_end,
2258 __init_array_start, __init_array_end,
2259 __fini_array_start, __fini_array_end): Declare weak references.
2261 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
2263 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
2265 2019-05-22 Jason Merrill <jason@redhat.com>
2267 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
2269 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
2272 * config/i386/i386-options.c (ix86_init_machine_status): Set
2273 stack_frame_required to true.
2274 * config/i386/i386.c (ix86_get_frame_size): New function.
2275 (ix86_frame_pointer_required): Replace get_frame_size with
2276 ix86_get_frame_size.
2277 (ix86_compute_frame_layout): Likewise.
2278 (ix86_find_max_used_stack_alignment): Changed to void. Set
2279 stack_frame_required.
2280 (ix86_finalize_stack_frame_flags): Always call
2281 ix86_find_max_used_stack_alignment. Replace get_frame_size with
2282 ix86_get_frame_size.
2283 * config/i386/i386.h (machine_function): Add stack_frame_required.
2285 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
2287 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
2289 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
2291 * common/config/aarch64/aarch64-common.c
2292 (struct aarch64_option_extension, struct processor_name_to_arch,
2293 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
2294 aarch64_contains_opt,
2295 aarch64_get_extension_string_for_isa_flags): Change type of
2296 variables storing flags to uint64_t.
2297 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
2298 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
2299 * config/aarch64/aarch64.c (struct processor,
2300 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
2301 aarch64_validate_march, aarch64_override_options,
2302 aarch64_option_print, aarch64_handle_attr_isa_flags,
2303 aarch64_declare_function_name, aarch64_start_file): Make flag
2305 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
2306 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
2307 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
2308 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
2309 * config/aarch64/driver-aarch64.c
2310 (struct aarch64_arch_extension, struct aarch64_core_data,
2311 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
2312 flag variables uint64_t.
2313 * doc/invoke.texi: Add documentation for new arguments.
2315 2019-05-22 Richard Biener <rguenther@suse.de>
2317 * alias.c (ao_ref_from_mem): Move stack-slot sharing
2319 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
2321 2019-05-22 Martin Liska <mliska@suse.cz>
2324 * doc/extend.texi: Document the change.
2326 2019-05-22 Richard Biener <rguenther@suse.de>
2328 PR tree-optimization/90450
2329 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
2330 (mem_ref_hasher::equal): Check it.
2331 (mem_ref_alloc): Initialize it.
2332 (gather_mem_refs_stmt): Set it.
2334 2019-05-22 Richard Biener <rguenther@suse.de>
2336 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
2338 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
2341 2019-05-22 Alan Modra <amodra@gmail.com>
2343 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
2344 (ASM_CPU_SPEC): Conditionally add -many.
2345 * config/rs6000/rs6000.c (rs6000_machine): New static var.
2346 (rs6000_machine_from_flags, emit_asm_machine): New functions..
2347 (rs6000_file_start): ..extracted from here, and modified to
2349 (rs6000_output_function_prologue): Emit .machine as necessary.
2350 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
2352 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
2353 added by check_vect_support_and_set_flags.
2354 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
2355 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
2357 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
2360 * ira-lives.c (process_bb_node_lives): Consider defs
2361 for a call insn to be die before the call, not after.
2363 * function.c (assign_parm_setup_block): Raise alignment of
2364 stacked parameter only for STRICT_ALIGNMENT targets.
2366 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2368 * config/rs6000/constraints.md (define_register_constraint "wz"):
2370 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2371 RS6000_CONSTRAINT_wz.
2372 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2373 (rs6000_init_hard_regno_mode_ok): Adjust.
2374 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
2375 * doc/md.texi (Machine Constraints): Adjust.
2377 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2379 * config/rs6000/constraints.md (define_register_constraint "wl"):
2381 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2382 RS6000_CONSTRAINT_wl.
2383 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2384 (rs6000_init_hard_regno_mode_ok): Adjust.
2385 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
2386 * doc/md.texi (Machine Constraints): Adjust.
2388 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2390 * config/rs6000/constraints.md (define_register_constraint "wm"):
2392 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2393 RS6000_CONSTRAINT_wm.
2394 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2395 (rs6000_init_hard_regno_mode_ok): Adjust.
2396 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
2397 * doc/md.texi (Machine Constraints): Adjust.
2399 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2401 * config/rs6000/constraints.md (define_register_constraint "wk"):
2403 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2404 RS6000_CONSTRAINT_wk.
2405 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2406 (rs6000_init_hard_regno_mode_ok): Adjust.
2407 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
2408 * doc/md.texi (Machine Constraints): Adjust.
2410 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2412 * config/rs6000/constraints.md (define_register_constraint "wj"):
2414 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2415 RS6000_CONSTRAINT_wj.
2416 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2417 (rs6000_init_hard_regno_mode_ok): Adjust.
2418 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
2420 * config/rs6000/vsx.md: Ditto.
2421 * doc/md.texi (Machine Constraints): Adjust.
2423 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2425 * config/rs6000/constraints.md (define_register_constraint "wh"):
2427 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2428 RS6000_CONSTRAINT_wh.
2429 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2430 (rs6000_init_hard_regno_mode_ok): Adjust.
2431 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
2432 * doc/md.texi (Machine Constraints): Adjust.
2434 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2437 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
2438 Avoid calling gen_lowpart with CONST operand.
2440 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
2442 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
2443 field template_last_to_copy.
2444 (ssa_create_duplicates): Set it, and use it. Attempt to
2445 preserve more debug stmts.
2447 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2449 * config/i386/sse.md (VF1_AVX2): New mode iterator.
2450 (signbit<mode>2): New expander
2452 2019-05-21 James Clarke <jrtc27@jrtc27.com>
2455 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
2456 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
2458 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2460 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
2461 %ebx and %ecx bafore calling cpuid with leaf 1 or
2462 non-constant leaf argument.
2464 2019-05-21 Alan Modra <amodra@gmail.com>
2467 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
2468 power9 direct move cost.
2469 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
2470 Correct comments and rename functions to suit parameters.
2472 2019-05-21 Richard Biener <rguenther@suse.de>
2475 * fold-const.c (fold_read_from_vector): New function.
2476 * fold-const.h (fold_read_from_vector): Declare.
2477 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
2478 single-element insert permutations. Canonicalize selector
2479 further and fix issue with last commit.
2481 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
2483 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
2484 parameter with default value false to declaration.
2485 (split_edges_for_insertion): New inline function. Wrapper for
2486 split_critical_edges with for_edge_insertion_p = true.
2487 * tree-cfg.c (split_critical_edges): Don't split non-critical
2488 edges if for_edge_insertion_p is false. Fix whitespace.
2489 * tree-ssa-pre.c (pass_pre::execute): Call
2490 split_edges_for_insertion instead of split_critical_edges.
2491 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
2492 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
2493 (pass_data_sink_code): Update function name in the comment.
2495 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
2497 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
2498 around is_value_included_in that knows how to handle BIT_AND_EXPR.
2499 (is_pred_expr_subset_of): Use the new function. Handle more cases where
2500 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
2503 2019-05-21 Martin Liska <mliska@suse.cz>
2505 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
2507 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
2508 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
2510 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2512 (rs6000_function_arg): Likewise.
2513 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
2514 (rs6000_expand_ternop_builtin): Use interval syntax.
2515 (get_element_number): Likewise.
2516 (altivec_expand_builtin): Likewise.
2517 (rs6000_get_function_versions_dispatcher): Quote target_clones.
2521 2019-05-20 Jakub Jelinek <jakub@redhat.com>
2525 * function.h (struct function): Add calls_eh_return member.
2526 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
2527 gimplifying __builtin_eh_return call.
2528 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
2530 (expand_call_inline): Or in src_cfun->calls_eh_return into
2531 dst_cfun->calls_eh_return.
2532 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
2533 cfun->calls_eh_return.
2534 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
2535 * lto-streamer-out.c (output_struct_function_base): Write
2538 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
2540 PR rtl-optimization/43147
2541 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
2542 IX86_BUILTIN_SHUFPD.
2544 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
2546 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
2547 (refs_may_alias_p_1): ... here; update stats.
2548 (refs_may_alias_p): Do not update stats here.
2550 2019-05-20 Richard Biener <rguenther@suse.de>
2552 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
2553 doesn't produce pointers.
2554 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
2555 the first operand points to.
2557 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
2559 * tree-ssa-alias.c (compare_sizes): New function.
2560 (sompare_type_sizes): New function
2561 (aliasing_component_refs_p): Use it.
2562 (indirect_ref_may_alias_decl_p): Likewise.
2564 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2566 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
2568 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2570 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
2571 (LIBLSAN_EARLY_SPEC): Likewise.
2572 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
2574 2019-05-20 Martin Liska <mliska@suse.cz>
2576 * config/i386/i386.c (ix86_libc_has_fast_function):
2577 Add ATTRIBUTE_UNUSED for the argument.
2579 2019-05-20 Richard Biener <rguenther@suse.de>
2581 * gimple-match-head.c: Include vec-perm-indices.h.
2582 * generic-match-head.c: Likewise.
2583 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
2585 * fold-const.c (fold_vec_perm): Export.
2586 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
2587 (match.pd): ...here.
2589 2019-05-20 Jakub Jelinek <jakub@redhat.com>
2591 * cfgloop.h (struct loop): Add simdlen member.
2592 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
2593 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
2594 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
2595 as new argument to autovectorize_vector_sizes target hook. If
2596 loop->simdlen, pick up vector size where the vectorization factor
2597 is equal to loop->simd, and if there is none, fall back to the first
2599 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
2601 * omp-low.c (omp_clause_aligned_alignment): Likewise.
2602 * omp-general.c (omp_max_vf): Likewise.
2603 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
2604 * tree-vect-slp.c (vect_slp_bb): Likewise.
2605 * target.def (autovectorize_vector_sizes): Add ALL argument and
2607 * doc/tm.texi: Adjust documentation.
2608 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
2609 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
2610 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
2612 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
2613 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
2614 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
2615 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
2616 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
2617 preferred vector size is not 512-bit or 256-bit, just put those
2618 unpreferred ones last.
2620 2019-05-20 Martin Liska <mliska@suse.cz>
2622 * targhooks.c (default_libc_has_fast_function): New function.
2623 * targhooks.h (default_libc_has_fast_function): Likewise.
2625 2019-05-20 Martin Liska <mliska@suse.cz>
2628 * builtins.c (expand_builtin_memory_copy_args): When having a
2629 target with fast mempcpy implementation do now use memcpy.
2630 * config/i386/i386.c (ix86_libc_has_fast_function): New.
2631 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
2632 * doc/tm.texi: Likewise.
2633 * doc/tm.texi.in: Likewise.
2635 * expr.c (emit_block_move_hints): Add 2 new arguments.
2636 * expr.h (emit_block_move_hints): Bail out when libcall
2637 to memcpy would be used.
2639 2019-05-20 Martin Liska <mliska@suse.cz>
2641 * profile-count.c: Add vertical spacing in order
2642 to separate functions.
2643 * profile-count.h: Likewise.
2645 2019-05-20 Martin Liska <mliska@suse.cz>
2647 * profile-count.h: Do not use full qualified
2649 * profile-count.c (profile_count::to_frequency): Likewise.
2651 2019-05-20 Martin Liska <mliska@suse.cz>
2653 * profile-count.h (enum profile_quality): Use capital letters
2654 for enum value names. Use the adjusted names.
2655 * profile-count.c: Use the adjusted names.
2657 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2659 * config/rs6000/constraints.md (define_register_constraint "wH"):
2661 (define_register_constraint "wI"): Delete.
2662 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2663 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
2664 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2665 (rs6000_init_hard_regno_mode_ok): Adjust.
2666 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
2667 resp. "d", or with "wa" as appropriate, all with "p8v".
2668 * config/rs6000/vsx.md: Ditto.
2669 * doc/md.texi (Machine Constraints): Adjust.
2671 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2673 * config/rs6000/constraints.md (define_register_constraint "wy"):
2675 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2676 RS6000_CONSTRAINT_wy.
2677 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2678 (rs6000_init_hard_regno_mode_ok): Adjust.
2679 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
2680 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
2681 (define_mode_attr Fisa): New.
2682 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
2683 * doc/md.texi (Machine Constraints): Adjust.
2685 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2687 * config/rs6000/constraints.md (define_register_constraint "wu"):
2689 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2690 RS6000_CONSTRAINT_wu.
2691 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2692 (rs6000_init_hard_regno_mode_ok): Adjust.
2693 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
2695 (define_mode_attr Fa): Delete.
2696 * config/rs6000/vsx.md: Ditto.
2697 * doc/md.texi (Machine Constraints): Adjust.
2699 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2701 * config/rs6000/constraints.md (define_register_constraint "wJ"):
2703 (define_register_constraint "wK"): Delete.
2704 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2705 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
2706 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2707 (rs6000_init_hard_regno_mode_ok): Adjust.
2708 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
2709 Replace "wK" constraint by "wH" with "p9v".
2710 * config/rs6000/vsx.md: Ditto.
2711 * doc/md.texi (Machine Constraints): Adjust.
2713 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2715 * config/rs6000/constraints.md (define_register_constraint "wb"):
2717 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2718 RS6000_CONSTRAINT_wb.
2719 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2720 (rs6000_init_hard_regno_mode_ok): Adjust.
2721 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
2722 * config/rs6000/vsx.md: Ditto.
2723 * doc/md.texi (Machine Constraints): Adjust.
2725 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2727 * config/rs6000/constraints.md (define_register_constraint "wo"):
2729 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2730 RS6000_CONSTRAINT_wo.
2731 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2732 (rs6000_init_hard_regno_mode_ok): Adjust.
2733 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
2734 * config/rs6000/altivec.md: Ditto.
2735 * doc/md.texi (Machine Constraints): Adjust.
2737 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2739 * config/darwin-c.c (darwin_register_objc_includes): Do not
2740 prepend the sysroot when building gnu-runtime header search
2743 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2745 * config/darwin.c (darwin_file_end): Use switch_to_section ()
2746 instead of direct output of the asm.
2748 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2750 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
2751 argument to be type bool (was int before).
2752 (rs6000_emit_epilogue): Simplify some code. Declare some variables
2753 at first use. Use type bool for some variables. Fix a theoretical
2754 eh_return bug for svr4.
2756 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2758 * config/rs6000/rs6000.md (isa): New attribute.
2759 (enabled): New attribute.
2761 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
2763 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
2764 assemble_start_function and assemble_end_function.
2766 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
2769 * omp-general.c (oacc_verify_routine_clauses): Change formal
2770 parameters. Add checking if already marked with an OpenACC
2771 'routine' directive. Adjust all users.
2774 * omp-general.c (oacc_build_routine_dims): Move some of its
2776 (oacc_verify_routine_clauses): ... this new function.
2777 * omp-general.h (oacc_verify_routine_clauses): New prototype.
2779 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2781 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
2782 formating of picbase labels to match other ports.
2784 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2786 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
2787 in the generated code.
2789 2019-05-16 Martin Sebor <msebor@redhat.com>
2791 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
2792 identifiers, keywords, operators, and types in diagnostics. Correct
2793 quoting, spelling, and sentence capitalization issues.
2794 (expand_builtin_atomic_is_lock_free): Same.
2795 (fold_builtin_next_arg): Same.
2796 * cfgexpand.c (expand_one_var): Same.
2797 (tree_conflicts_with_clobbers_p): Same.
2798 (expand_asm_stmt): Same.
2799 (verify_loop_structure): Same.
2800 * cgraphunit.c (process_function_and_variable_attributes): Same.
2801 * collect-utils.c (collect_execute): Same.
2802 * collect2.c (maybe_run_lto_and_relink): Same.
2803 (is_lto_object_file): Same.
2804 (scan_prog_file): Same.
2805 * convert.c (convert_to_real_1): Same.
2806 * dwarf2out.c (dwarf2out_begin_prologue): Same.
2807 * except.c (verify_eh_tree): Same.
2808 * gcc.c (execute): Same.
2809 (eval_spec_function): Same.
2810 (run_attempt): Same.
2811 (driver::set_up_specs): Same.
2812 (compare_debug_auxbase_opt_spec_function): Same.
2813 * gcov-tool.c (unlink_gcda_file): Same.
2816 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
2817 * gimplify.c (gimplify_asm_expr): Same.
2818 (gimplify_adjust_omp_clauses): Same.
2819 * hsa-gen.c (gen_hsa_addr_insns): Same.
2820 (gen_hsa_insns_for_load): Same.
2821 (gen_hsa_cmp_insn_from_gimple): Same.
2822 (gen_hsa_insns_for_operation_assignment): Same.
2823 (gen_get_level): Same.
2824 (gen_hsa_alloca): Same.
2825 (omp_simple_builtin::generate): Same.
2826 (gen_hsa_atomic_for_builtin): Same.
2827 (gen_hsa_insns_for_call): Same.
2828 * input.c (dump_location_info): Same.
2829 * ipa-devirt.c (compare_virtual_tables): Same.
2830 * ira.c (ira_setup_eliminable_regset): Same.
2831 * lra-assigns.c (lra_assign): Same.
2832 * lra-constraints.c (lra_constraints): Same.
2833 * lto-streamer-in.c (lto_input_mode_table): Same.
2834 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
2835 (merge_and_complain): Same.
2836 (compile_offload_image): Same.
2837 (compile_images_for_offload_targets): Same.
2838 (debug_objcopy): Same.
2841 * opts.c (print_specific_help): Same.
2842 (parse_no_sanitize_attribute): Same.
2844 (handle_param): Same.
2845 * plugin.c (add_new_plugin): Same.
2846 (parse_plugin_arg_opt): Same.
2847 (try_init_one_plugin): Same.
2848 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
2849 operators, and types in diagnostics. Correct quoting and spelling
2851 * read-rtl-function.c (parse_edge_flag_token): Same.
2852 (function_reader::parse_enum_value): Same.
2853 * reg-stack.c (check_asm_stack_operands): Same.
2854 * regcprop.c (validate_value_data): Same.
2855 * sched-rgn.c (make_pass_sched_fusion): Same.
2856 * stmt.c (check_unique_operand_names): Same.
2857 * targhooks.c (default_target_option_pragma_parse): Same.
2858 * tlink.c (recompile_files): Same.
2859 * toplev.c (process_options): Same.
2861 * trans-mem.c (diagnose_tm_1): Same.
2862 (ipa_tm_scan_irr_block): Same.
2863 (ipa_tm_diagnose_transaction): Same.
2864 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
2865 format a tree code name in a diagnostic.
2866 (verify_types_in_gimple_min_lval): Same.
2867 (verify_types_in_gimple_reference): Same.
2868 (verify_gimple_call): Same.
2869 (verify_gimple_assign_unary): Same.
2870 (verify_gimple_assign_binary): Same.
2871 (verify_gimple_assign_ternary): Same.
2872 (verify_gimple_assign_single): Same.
2873 (verify_gimple_switch): Same.
2874 (verify_gimple_label): Same.
2875 (verify_gimple_phi): Same.
2876 (verify_gimple_in_seq): Same.
2877 (verify_eh_throw_stmt_node): Same.
2878 (collect_subblocks): Same.
2879 (gimple_verify_flow_info): Same.
2880 (do_warn_unused_result): Same.
2881 * tree-inline.c (expand_call_inline): Same.
2882 * tree-into-ssa.c (update_ssa): Same.
2883 * tree.c (tree_int_cst_elt_check_failed): Same.
2884 (tree_vec_elt_check_failed): Same.
2885 (omp_clause_operand_check_failed): Same.
2886 (verify_type_variant): Same.
2887 (verify_type): Same.
2888 * value-prof.c (verify_histograms): Same.
2889 * varasm.c (assemble_start_function): Same.
2891 2019-05-16 Martin Sebor <msebor@redhat.com>
2893 * config/i386/i386-expand.c (get_element_number): Quote keywords
2894 and other internal names in diagnostics. Adjust other diagnostic
2895 formatting issues noted by -Wformat-diag.
2896 * config/i386/i386-features.c
2897 (ix86_mangle_function_version_assembler_name): Same.
2898 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
2899 * config/i386/i386.c (ix86_function_type_abi): Same.
2900 (ix86_function_ms_hook_prologue): Same.
2901 (classify_argument): Same.
2902 (ix86_expand_prologue): Same.
2903 (ix86_md_asm_adjust): Same.
2904 (ix86_memmodel_check): Same.
2906 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
2908 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
2909 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
2912 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
2915 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
2916 intrinsics without SSE/SSE2/SSSE3.
2917 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
2919 (*mmx_uavgv8qi3): Likewise.
2921 2019-05-17 Richard Biener <rguenther@suse.de>
2923 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
2924 VEC_PERM_EXPR as __VEC_PERM with -gimple.
2926 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
2928 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
2929 vec_sldw insn pattern.
2931 2019-05-17 Richard Biener <rguenther@suse.de>
2933 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
2935 2019-05-17 Martin Liska <mliska@suse.cz>
2938 * toplev.c (output_stack_usage): With LTO and sanitizer it
2939 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
2940 has no file location.
2942 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2945 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
2946 sz0 is equal to sz1, instead return false in that case.
2948 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
2949 has non-constant expression, force sctx.lane and use two
2950 argument IFN_GOMP_SIMD_LANE instead of single argument.
2951 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
2952 two argument IFN_GOMP_SIMD_LANE without lhs.
2953 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
2955 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
2957 (LOOP_REQUIRES_VERSIONING): Or in
2958 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
2959 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
2961 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
2962 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
2963 from simd if clause if needed.
2965 2019-05-16 Richard Biener <rguenther@suse.de>
2967 * tree-affine.c (expr_to_aff_combination): New function split
2969 (tree_to_aff_combination): ... here.
2970 (aff_combination_expand): Avoid building a GENERIC tree.
2972 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
2974 * cgraphunit.c (cgraph_node::expand_thunk): Remove
2975 assemble_start_function and assemble_end_function calls.
2976 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
2977 assemble_start_function and assemble_end_function.
2978 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
2979 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
2980 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
2981 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
2982 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
2983 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
2984 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
2985 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
2986 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
2987 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2988 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2989 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
2991 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2992 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
2993 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
2994 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
2995 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
2996 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
2997 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
2998 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
2999 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
3000 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3001 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3002 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3003 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
3004 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
3006 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
3007 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
3008 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
3010 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
3012 * tree-ssa-alias.c (alias_stats): Add
3013 aliasing_component_refs_p_may_alias and
3014 aliasing_component_refs_p_no_alias.
3015 (dump_alias_stats): Print aliasing_component_refs_p stats.
3016 (aliasing_component_refs_p): Update stats.
3018 2019-05-16 Martin Liska <mliska@suse.cz>
3021 * multiple_target.c (expand_target_clones): Do not allow
3022 target_clones being used with a symbol that is an alias.
3024 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
3026 PR tree-optimization/90394
3027 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
3028 positives rather than ICE for cases where (code2 == NE_EXPR
3029 && code1 == BIT_AND_EXPR).
3031 2019-05-16 Jakub Jelinek <jakub@redhat.com>
3034 * tree-core.h (struct tree_decl_common): Document
3035 decl_nonshareable_flag for PARM_DECLs.
3036 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
3037 * calls.c (expand_call): Don't try tail call if caller
3038 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
3039 passed on the stack and callee needs to pass any arguments on the
3041 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
3042 else if instead of series of mutually exclusive ifs. Handle
3043 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
3044 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
3046 * lto-streamer.h (LTO_major_version): Bump to 9.
3048 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
3050 PR tree-optimization/90106
3051 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
3052 new parameter as new internal function call, also move it to new
3054 (use_internal_fn): Pass internal function call to
3055 shrink_wrap_one_built_in_call_with_conds.
3057 2019-05-15 Jakub Jelinek <jakub@redhat.com>
3059 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
3061 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
3062 safelen_int and set loop->dont_vectorize.
3064 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3067 * config/i386/i386-builtin.def: Enable MMX intrinsics with
3069 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
3071 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
3072 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
3073 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
3076 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3079 * config/i386/mmx.md (*vec_dupv2sf): Changed to
3080 define_insn_and_split to support SSE emulation.
3081 (*vec_extractv2sf_0): Likewise.
3082 (*vec_extractv2sf_1): Likewise.
3083 (*vec_extractv2si_0): Likewise.
3084 (*vec_extractv2si_1): Likewise.
3085 (*vec_extractv2si_zext_mem): Likewise.
3086 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
3087 (vec_extractv2sf_1 splitter): Likewise.
3088 (vec_extractv2sfsf): Likewise.
3089 (vec_setv2si): Likewise.
3090 (vec_extractv2si_1 splitter): Likewise.
3091 (vec_extractv2sisi): Likewise.
3092 (vec_setv4hi): Likewise.
3093 (vec_extractv4hihi): Likewise.
3094 (vec_setv8qi): Likewise.
3095 (vec_extractv8qiqi): Likewise.
3096 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
3097 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
3098 (vec_extractv2sisi): Likewise.
3099 (vec_extractv4hihi): Likewise.
3100 (vec_extractv8qiqi): Likewise.
3101 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
3102 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
3103 (vec_initv2sisi): Likewise.
3104 (vec_initv4hihi): Likewise.
3105 (vec_initv8qiqi): Likewise.
3106 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
3107 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
3108 (vec_setv4hi): Likewise.
3109 (vec_setv8qi): Likewise.
3111 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3114 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
3115 TARGET_MMX_WITH_SSE.
3116 (MMXMODE:*mov<mode>_internal): Likewise.
3117 (MMXMODE:movmisalign<mode>): Likewise.
3119 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
3122 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
3123 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
3124 (sse2_cvtpd2pi): Ditto.
3125 (sse2_cvttpd2pi): Ditto.
3126 (*vec_concatv2sf_sse4_1): Ditto.
3127 (*vec_concatv2sf_sse): Ditto.
3128 (*vec_concatv2si_sse4_1): Ditto.
3129 (*vec_concatv2si): Ditto.
3130 (*vec_concatv4si_0): Ditto.
3131 (*vec_concatv2di_0): Ditto.
3133 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3136 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
3138 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3141 * config/i386/sse.md (ssse3_palignrdi): Changed to
3142 define_insn_and_split to support SSE emulation.
3144 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3147 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
3149 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3152 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
3153 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
3156 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3159 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
3160 or TARGET_MMX_WITH_SSE.
3161 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
3163 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3166 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
3168 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3171 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
3172 Changed to define_insn_and_split to support SSE emulation.
3174 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3177 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
3178 Changed to define_insn_and_split to support SSE emulation.
3180 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3183 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
3184 (*mmx_<emms>): This.
3185 (mmx_<emms>): New expander.
3187 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3190 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
3192 (*sse2_umulv1siv1di3): Add SSE2 emulation.
3194 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3197 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
3199 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3202 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
3204 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3207 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
3208 TARGET_MMX_WITH_SSE.
3209 (*mmx_uavgv4hi3): Add SSE emulation.
3211 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3214 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
3215 and TARGET_MMX_WITH_SSE.
3216 (*mmx_uavgv8qi3): Add SSE emulation.
3218 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3221 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
3222 maskmovdqu for __MMX_WITH_SSE__.
3224 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3227 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
3228 TARGET_MMX and TARGET_MMX_WITH_SSE.
3229 (*mmx_umulv4hi3_highpart): Add SSE emulation.
3231 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3234 * config/i386/mmx.md (mmx_pmovmskb): Changed to
3235 define_insn_and_split to support SSE emulation.
3237 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3240 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
3241 and TARGET_MMX_WITH_SSE.
3242 (mmx_<code>v8qi3): Likewise.
3243 (smaxmin:<code>v4hi3): New.
3244 (umaxmin:<code>v8qi3): Likewise.
3245 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
3246 (umaxmin:*mmx_<code>v8qi3): Likewise.
3248 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3251 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
3252 TARGET_MMX_WITH_SSE.
3253 (*mmx_pinsrw): Add SSE emulation.
3255 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3258 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
3260 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3263 * config/i386/sse.md (sse_cvtpi2ps): Changed to
3264 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
3267 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3270 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
3271 (sse_cvttps2pi): Likewise.
3273 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3276 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
3277 TARGET_MMX_WITH_SSE.
3278 (mmx_pshufw_1): Add SSE emulation.
3279 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
3280 TARGET_MMX_WITH_SSE to support SSE emulation.
3282 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3285 * config/i386/constraints.md (Yw): New constraint.
3286 * config/i386/mmx.md (*vec_dupv2si): Changed to
3287 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
3288 support SSE emulation.
3290 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3293 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
3294 TARGET_MMX_WITH_SSE.
3295 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
3297 (mmx_gt<mode>3): Likewise.
3299 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3302 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
3303 TARGET_MMX_WITH_SSE. Add SSE support.
3305 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3308 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
3309 TARGET_MMX_WITH_SSE.
3310 (any_logic:<code><mode>3): New.
3311 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
3314 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3317 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
3318 TARGET_MMX_WITH_SSE. Add SSE emulation.
3319 (mmx_<shift_insn><mode>3): Likewise.
3321 (<shift_insn><mode>3): Likewise.
3323 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3326 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
3327 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
3329 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3332 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
3333 TARGET_MMX_WITH_SSE.
3334 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
3337 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3340 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
3341 TARGET_MMX_WITH_SSE.
3343 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
3346 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3349 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
3350 (plusminus:mmx_<plusminus_insn><mode>3): Check
3351 TARGET_MMX_WITH_SSE.
3352 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
3353 (<plusminus_insn><mode>3): New.
3354 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
3355 (*mmx_<plusminus_insn><mode>3): Likewise.
3357 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3360 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
3361 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
3363 * config/i386/mmx.m (mmx_punpckhbw): Changed to
3364 define_insn_and_split to support SSE emulation.
3365 (mmx_punpcklbw): Likewise.
3366 (mmx_punpckhwd): Likewise.
3367 (mmx_punpcklwd): Likewise.
3368 (mmx_punpckhdq): Likewise.
3369 (mmx_punpckldq): Likewise.
3371 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3372 Uros Bizjak <ubizjak@gmail.com>
3375 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
3377 (ix86_split_mmx_pack): Likewise.
3378 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
3380 (ix86_split_mmx_pack): Likewise.
3381 * config/i386/i386.md (mmx_isa): New.
3382 (enabled): Also check mmx_isa.
3383 * config/i386/mmx.md (any_s_truncate): New code iterator.
3384 (s_trunsuffix): New code attr.
3385 (mmx_packsswb): Removed.
3386 (mmx_packssdw): Likewise.
3387 (mmx_packuswb): Likewise.
3388 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
3389 MMX packsswb/packuswb with SSE2.
3390 (mmx_packssdw): Likewise.
3391 * config/i386/predicates.md (register_mmxmem_operand): New.
3393 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3396 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3397 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
3398 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
3399 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
3400 (ix86_vector_mode_supported_p): Likewise.
3401 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
3403 2019-05-15 Martin Liska <mliska@suse.cz>
3406 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
3409 2019-05-15 Richard Biener <rguenther@suse.de>
3411 * tree-into-ssa.c (pass_build_ssa::execute): Run
3412 update_address_taken before going into SSA.
3414 2019-05-15 Richard Biener <rguenther@suse.de>
3416 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
3417 as __BIT_FIELD_REF with type with -gimple.
3419 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
3421 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
3422 semantically equivalent branches (left over after prior refactorings).
3424 2019-05-15 Richard Biener <rguenther@suse.de>
3426 PR tree-optimization/88828
3427 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
3430 2019-05-14 Richard Biener <rguenther@suse.de>
3432 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
3433 as __VIEW_CONVERT with -gimple.
3435 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3438 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
3441 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
3443 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
3444 define_split to become a define_insn_and_split.
3446 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
3448 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
3450 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
3451 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
3452 (sibcall_epilogue): Adjust.
3455 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3457 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
3458 to unsupported ones.
3459 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
3460 * config.host: Likewise.
3461 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
3462 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
3463 __svr4__]: Remove "brand" fallback.
3464 [!KSTAT_DATA_STRING]: Remove.
3465 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
3467 (comdat_group): Likewise.
3468 (set_have_as_tls): Likewise.
3469 (gcc_cv_target_dl_iterate_phdr): Likewise.
3470 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
3471 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
3472 * configure: Regenerate.
3473 * doc/install.texi: Simplify Solaris target triplets.
3474 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
3475 (Specific, *-*-solaris2*): Document Solaris 10 removal.
3476 Remove Solaris 10 references.
3477 Remove obsolete Solaris bug reference.
3478 (Specific, sparc-sun-solaris2.10): Remove.
3480 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
3482 * config/i386/i386.md (any_div): New code iterator.
3483 (paired_mod): New code attribute.
3484 (sgnprefix): Handle DIV and UDIV RTXes.
3486 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
3487 and udivmod<mode>4 patterns using any_div code iterator.
3488 (divmod splitters): Macroize splitters using any_div code iterator.
3489 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
3490 (*udivmodsi4_pow2_zext_2): Ditto.
3491 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
3492 and *udivmod<mode>4_noext patterns using any_div code iterator.
3493 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
3494 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
3495 patterns using any_div code iterator.
3496 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
3497 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
3498 patterns using any_div code iterator.
3499 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
3500 udivmodhiqi3 patterns using any_extend code iterator.
3502 2019-05-14 Richard Biener <rguenther@suse.de>
3503 H.J. Lu <hongjiu.lu@intel.com>
3505 PR tree-optimization/88828
3506 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
3507 permuting in a single non-constant element not extracted
3510 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
3512 * internal-fn.def (SIGNBIT): New.
3513 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
3515 (signbitv4sf2): Likewise.
3517 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
3520 * config/mips/mips.c (mips_split_move): Skip forward SRC into
3521 next insn when the SRC reg is dead.
3523 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
3525 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
3526 (alloc_cand_and_find_basis): Ditto.
3527 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
3528 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
3529 (create_add_imm_cand, slsr_process_cast): Ditto.
3530 (slsr_process_copy, replace_mult_candidate): Ditto.
3531 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
3532 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
3533 (pass_strength_reduction::execute): Init the first NULL element.
3535 2019-05-13 Nathan Sidwell <nathan@acm.org>
3537 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
3538 (run_attempt): Reformat line break.
3540 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
3543 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
3544 data registers in sibcall epilogues.
3545 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
3547 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
3550 * configure.ac (--enable-frame-pointer):
3551 Disable by default for cygwin and mingw.
3552 * configure: Regenerate.
3554 2019-05-13 Nathan Sidwell <nathan@acm.org>
3556 * dwarf2out.c (breakout_comdat_types): Move comment to correct
3558 (const_ok_for_output_1): Balance parens around #if/#else/#endif
3559 (gen_member_die): Move abstract origin check earlier. Only VARs
3560 can be static_inline_p. Simplify splicing control flow.
3562 2019-05-13 Richard Biener <rguenther@suse.de>
3564 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
3566 (vect_build_slp_tree_1): Likewise.
3568 2019-05-13 Richard Biener <rguenther@suse.de>
3570 PR tree-optimization/90402
3571 * tree-if-conv.c (tree_if_conversion): Value number only
3572 the loop body by making the latch an exit of the region
3574 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
3576 (do_rpo_vn): Deal with multiple edges into the entry block
3577 that are not backedges inside the region by skipping PHIs
3580 2019-05-13 Richard Biener <rguenther@suse.de>
3582 PR tree-optimization/90316
3583 * tree-ssa-pre.c (insert_aux): Fold into ...
3584 (insert): ... this function. Use a RPO walk to reduce the
3585 number of required iterations.
3587 2019-05-13 Martin Liska <mliska@suse.cz>
3589 PR tree-optimization/90416
3590 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
3591 string instead of passing the second part as va_arg argument.
3593 2019-05-13 Martin Liska <mliska@suse.cz>
3595 PR gcov-profile/90380
3596 * gcov.c (handle_cycle): Do not support zero cycle count,
3597 it should not be possible.
3598 (path_contains_zero_cycle_arc): New function.
3599 (circuit): Ignore zero cycle arc counts.
3601 2019-05-13 Martin Liska <mliska@suse.cz>
3603 PR gcov-profile/90380
3604 * gcov.c (enum loop_type): Remove the enum and
3606 (handle_cycle): Assert that we should not reach
3608 (circuit): Use loop_found instead of a tri-state loop_type.
3609 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
3612 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3615 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
3616 (ix86_output_indirect_branch_via_reg): Use output mechanism
3617 accounting for __USER_LABEL_PREFIX__.
3618 (ix86_output_indirect_branch_via_push): Likewise.
3619 (ix86_output_function_return): Likewise.
3620 (ix86_output_indirect_function_return): Likewise.
3622 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
3624 * doc/md.texi: Document use of code attributes in rtx patterns.
3625 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
3626 * read-rtl.c (find_code): Split out search loops into...
3627 (maybe_find_code): ...this new function.
3628 (check_code_iterator): Make the error message more informative.
3629 (check_code_attribute): New function.
3630 (rtx_reader::rtx_alloc_for_name): Likewise.
3631 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
3632 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
3633 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
3634 <max_opp> directly as an rtx code instead of via a match_operator.
3635 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
3636 (<su>abd<mode>_3): Update accordingly.
3638 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3640 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
3641 is given, print the state of the EH "save world" computation for
3644 2019-05-11 Jakub Jelinek <jakub@redhat.com>
3647 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
3648 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
3650 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
3652 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
3653 Use pinsrd for TARGET_SSE4_1.
3654 * config/i386/sse.md (movdi_to_sse): Ditto.
3656 2019-05-10 Richard Biener <rguenther@suse.de>
3658 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
3659 (do_rpo_vn): Initialize next_value_id.
3661 2019-05-10 Martin Liska <mliska@suse.cz>
3663 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3666 2019-05-10 Jakub Jelinek <jakub@redhat.com>
3668 PR tree-optimization/90385
3669 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
3670 arguments of the exit phis.
3673 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
3674 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
3676 (copy_tree_body_r): Likewise.
3677 (copy_fn): Set id.do_not_fold to true.
3679 2019-05-10 Martin Liska <mliska@suse.cz>
3681 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
3682 Reapply changes from r269790.
3684 2019-05-10 Martin Liska <mliska@suse.cz>
3687 * doc/invoke.texi: New params.
3688 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
3689 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
3690 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
3692 * tree-switch-conversion.h (struct jump_table_cluster):
3695 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
3697 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
3699 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
3701 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
3703 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
3705 PR rtl-optimization/88879
3706 * sel-sched.c (sel_target_adjust_priority): Remove assert.
3708 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
3711 * config/arm/arm.c (callee_saved_reg_p): Move before
3712 thumb_find_work_register.
3713 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
3714 thumb_find_work_register. Only call df_get_live_out once.
3715 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
3716 (thumb_find_work_register): Use
3717 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
3718 algorithms to locate a spare call clobbered reg.
3720 2019-05-09 Martin Liska <mliska@suse.cz>
3722 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
3723 and MAX_EXPR in GIMPLE FE format.
3725 2019-05-09 Martin Liska <mliska@suse.cz>
3727 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
3728 * gimple-pretty-print.c (dump_gimple_bb_header):
3730 (pp_cfg_jump): Dump edge probability.
3731 * profile-count.c (profile_quality_as_string): Simplify
3732 with a static array.
3733 (parse_profile_quality): New function.
3734 (profile_count::dump): Simplify with a static array.
3735 (profile_count::from_gcov_type): Add new argument.
3736 * profile-count.h (parse_profile_quality): Likewise.
3737 * predict.h (set_hot_bb_threshold): New.
3738 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3740 * predict.c (get_hot_bb_threshold): Set from the new param.
3741 (set_hot_bb_threshold): New.
3743 2019-05-09 Richard Biener <rguenther@suse.de>
3745 PR tree-optimization/90395
3746 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
3747 rewrite vector stores that throw internally.
3749 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
3751 * cif-code.def (CHKP): Remove.
3754 * configure.ac (--enable-frame-pointer): Disable by default for
3756 * configure: Regenerate.
3758 2019-05-09 Alan Modra <amodra@gmail.com>
3761 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
3762 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
3763 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
3764 cost for general <-> vsx when direct moves are available.
3765 Cost union classes at minimal cost for any reg in the class.
3766 Correct calculation for moves between vsx, float, and altivec.
3767 Don't return a low cost for moves between special regs. Don't
3768 use hard coded register numbers.
3769 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
3770 (rs6000_ira_change_pseudo_allocno_class): New function.
3771 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
3772 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
3774 (movsi_internal1): Don't disparage vector alternatives.
3775 (mov<mode>_internal): Likewise, excepting alternative that
3777 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
3778 we <- b alternative.
3780 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3783 PR tree-optimization/89060
3784 * tree-ssa-live.h (live_vars_map): New typedef.
3785 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
3786 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
3787 (struct compute_live_vars_data): New type.
3788 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
3789 live_vars_at_stmt, destroy_live_vars): New functions.
3790 * tree-tailcall.c: Include tree-ssa-live.h.
3791 (live_vars, live_vars_vec): New global variables.
3792 (find_tail_calls): Perform variable life analysis before punting.
3793 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
3794 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
3796 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
3797 Perform variable life analysis to select variables that really need
3799 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
3800 instead set id->eh_landing_pad_dest and assert it is the same.
3801 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
3803 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
3804 Richard Earnshaw <rearnsha@arm.com>
3807 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
3809 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
3810 (thumb1_compute_save_core_reg_mask): Don't force a spare work
3811 register if both the epilogue and prologue can use call-clobbered
3813 (thumb1_unexpanded_epilogue): Use
3814 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
3815 picking temporaries for restoring high regs to match that of the
3816 prologue where possible.
3817 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
3818 the list of work registers. Detect if the return address is still live
3819 at the end of the prologue and avoid using it for a work register if so.
3820 If the return address is not live, add LR to the list of pushable regs
3821 after the first pass.
3823 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3825 PR tree-optimization/90078
3826 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
3827 (INFTY): Increase the value for infinite cost.
3828 (struct comp_cost): Promote type of members to int64_t.
3829 (infinite_cost): Don't set complexity in initialization.
3830 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
3831 overflows to infinite_cost.
3832 (adjust_setup_cost): Promote type of parameter and cost computation
3834 (struct ainc_cost_data, struct iv_ca): Promote type of member to
3836 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
3837 cost computation to int64_t.
3838 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
3839 int64_t's format specifier in dump.
3841 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3843 PR tree-optimization/90240
3844 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
3845 with respect to scaling factor pre-computed for each basic block.
3846 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
3847 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
3848 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
3849 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
3850 live range for array of loop's basic blocks. Cleanup aux field of
3851 loop's basic blocks.
3853 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3855 PR tree-optimization/90356
3856 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
3858 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
3860 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
3861 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
3862 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
3863 (ix86_handle_option): Handle -mavx512bf16.
3864 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
3866 * config/i386/avx512bf16vlintrin.h: New.
3867 * config/i386/avx512bf16intrin.h: New.
3868 * config/i386/cpuid.h (bit_AVX512BF16): New.
3869 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
3870 * config/i386/i386-builtin-types.def: Add new types.
3871 * config/i386/i386-builtin.def: Add new builtins.
3872 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3874 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
3875 (ix86_option_override_internal): Handle BF16.
3876 (ix86_valid_target_attribute_inner_p): Ditto.
3877 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
3878 * config/i386/i386-builtin.c (enum processor_features): Add
3880 (static const _isa_names_table isa_names_table): Ditto.
3881 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
3882 (PTA_AVX512BF16): Ditto.
3883 * config/i386/i386.opt: Add -mavx512bf16.
3884 * config/i386/immintrin.h: Include avx512bf16intrin.h
3885 and avx512bf16vlintrin.h.
3886 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
3887 avx512f_cvtneps2bf16_<mode><mask_name>,
3888 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
3889 * config/i386/subst.md (mask_half): Add new subst.
3890 * doc/invoke.texi: Document -mavx512bf16.
3892 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
3894 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
3896 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
3897 (rs6000_debug_legitimize_reload_address): Delete.
3898 (rs6000_legitimize_reload_address_ptr): Delete.
3899 (rs6000_option_override_internal): Adjust.
3900 (mem_operand_gpr): Adjust comment.
3901 (legitimate_lo_sum_address_p): Ditto.
3902 (rs6000_legitimize_reload_address): Delete.
3903 (rs6000_debug_legitimize_reload_address): Delete.
3904 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
3906 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
3909 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3910 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
3911 to compute vector element selector for both constant and variable
3914 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3916 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
3917 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
3918 ashrdi3_cvt using SWI48 mode iterator.
3920 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3922 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
3923 (aarch64_<su>abd<mode>_3): Likewise.
3924 (*aarch64_<su>abd<mode>_3): New define_insn.
3925 (<sur>sad<vsi2qi>): New define_expand.
3926 * config/aarch64/iterators.md: Added MAX_OPP attribute.
3927 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
3928 (build_vect_cond_expr): Likewise.
3930 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3932 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
3933 clobbers outside of accessible_reg_set.
3934 * config/i386/i386.c (ix86_conditional_register_usage):
3935 Disable register sets by clearing corresponding bits in
3936 accessible_reg_set. Do not set corresponding bits in fixed_regs,
3937 call_used_regs and don't clear corresponding reg_names array members.
3939 2019-05-07 Richard Biener <rguenther@suse.de>
3941 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
3942 not specified still compute a comp_vectype for invariant
3945 2019-05-07 Richard Biener <rguenther@suse.de>
3947 PR tree-optimization/90316
3948 * tree-ssa-pre.c (translate_vuse_through_block): When
3949 same_valid is NULL do not bother to search for a virtual
3951 (phi_translate_1): When operands changed we cannot keep
3952 the same value-number so do not bother to ask whether
3953 that's possible from translate_vuse_through_block.
3955 2019-05-07 Martin Liska <mliska@suse.cz>
3957 * bitmap.c (bitmap_register): Come up with
3958 alloc_descriptor_max_uid and assign it for
3960 (register_overhead): Use get_descriptor as
3962 (release_overhead): New.
3963 (bitmap_elem_to_freelist): Call it.
3964 (bitmap_elt_clear_from): Likewise.
3965 (bitmap_obstack_free): Likewise.
3966 (bitmap_move): Sensitively release memory.
3967 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
3968 (bitmap_initialize): Initialize alloc_descriptor to zero.
3969 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
3971 2019-05-07 Richard Biener <rguenther@suse.de>
3973 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
3974 we build a SLP node. Remove max_size and limiting.
3975 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
3977 2019-05-07 Richard Biener <rguenther@suse.de>
3979 PR tree-optimization/90316
3980 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
3982 (walk_non_aliased_vuses): Take walking limit argument.
3983 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
3984 walking if it is reached instead of just counting.
3985 (get_continuation_for_phi): Likewise.
3986 (walk_non_aliased_vuses): Likewise, instead of leaving counter
3987 limiting to the callback.
3988 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
3989 (vn_reference_lookup_3): Likewise.
3990 (vn_reference_lookup_pieces): Likewise.
3991 (vn_reference_lookup): Likewise.
3992 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
3993 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
3994 (avail_exprs_stack::lookup_avail_expr): Likewise.
3996 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
3998 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
3999 for comparaible types in the second direction even if first one
4000 hits incomparable type.
4002 2019-05-07 Richard Biener <rguenther@suse.de>
4005 * lto-wrapper.c (debug_objcopy): Use the original filename
4006 including archive offset for the filename used for -save-temps.
4008 2019-05-07 Li Jia He <helijia@linux.ibm.com>
4010 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
4013 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
4014 Hongtao Liu <hongtao.liu@intel.com>
4018 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
4019 Modified, original implementation isn't correct.
4021 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
4023 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
4024 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
4025 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
4026 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
4027 (FRAME_POINTER_REGNUM): Change numbering.
4028 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
4029 (alt_reg_names): Adjust.
4030 (rs6000_conditional_register_usage): Don't mark hard register 64 as
4032 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
4033 (DWARF_FRAME_REGISTERS): Delete.
4034 (DWARF2_FRAME_REG_OUT): Fix whitespace.
4035 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4037 (REG_ALLOC_ORDER): Adjust.
4038 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
4039 (REG_CLASS_CONTENTS): Adjust.
4040 (RETURN_ADDR_RTX): Change comment.
4041 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
4043 (REGISTER_NAMES): Adjust.
4044 (ADDITIONAL_REGISTER_NAMES): Adjust.
4045 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
4047 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
4049 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
4051 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
4052 (DWARF_FRAME_REGISTERS): Adjust.
4053 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4055 (REG_ALLOC_ORDER): Adjust.
4056 (enum reg_class): Delete SPR_REGS.
4057 (REG_CLASS_NAMES): Delete SPR_REGS.
4058 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
4059 (REGISTER_NAMES): Adjust.
4060 (ADDITIONAL_REGISTER_NAMES): Adjust.
4061 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
4062 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
4063 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
4064 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
4065 (htm_spr_regno): Delete.
4066 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
4068 (rs6000_dbx_register_number): Adjust.
4070 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
4072 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
4074 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
4076 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
4077 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
4079 2019-05-06 Jakub Jelinek <jakub@redhat.com>
4081 PR tree-optimization/88709
4082 PR tree-optimization/90271
4083 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
4084 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
4085 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
4087 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
4088 of the store merging group is larger than
4089 PARAM_STORE_MERGING_MAX_SIZE parameter.
4090 (split_group): Add bzero_first argument. If set, always emit first
4091 the first store which must be = {} of the whole area and then for the
4092 rest of the stores consider all zero bytes as paddings.
4093 (imm_store_chain_info::output_merged_store): Check if first store
4094 is = {} of the whole area and if yes, determine which setting of
4095 bzero_first for split_group gives smaller number of stores. Adjust
4096 split_group callers.
4097 (lhs_valid_for_store_merging_p): Allow decls.
4098 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
4100 (pass_store_merging::process_store): Likewise.
4102 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
4105 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
4106 handling of V1TImode.
4108 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
4111 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
4112 and enable_frame_pointer ...
4113 * configure.ac: ... here. Update help strings for
4114 --enable-frame-pointer.
4115 * configure: Regenerate.
4116 * config/i386/i386-options.c (ix86_option_override_internal): Remove
4117 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
4118 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
4119 (USE_X86_64_FRAME_POINTER): Ditto.
4121 2019-05-06 Martin Liska <mliska@suse.cz>
4123 * config.gcc: Append to target_gtfiles and fix indentation.
4125 2019-05-06 Richard Biener <rguenther@suse.de>
4127 PR tree-optimization/90358
4128 * tree-vect-stmts.c (get_group_load_store_type): Properly
4129 detect unused upper half of load.
4130 (vectorizable_load): Likewise.
4132 2019-05-06 Richard Biener <rguenther@suse.de>
4134 PR tree-optimization/88828
4135 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
4136 (simplify_vector_constructor): ...here. Handle constants in
4139 2019-05-06 Richard Biener <rguenther@suse.de>
4141 PR tree-optimization/90328
4142 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
4143 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
4144 is valid in the loop nest before using it.
4145 (initialize_data_dependence_relation): Adjust.
4146 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
4147 loop as loop-nest to dr_may_alias_p.
4149 2019-05-06 Richard Biener <rguenther@suse.de>
4151 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
4153 2019-05-06 Richard Biener <rguenther@suse.de>
4155 PR tree-optimization/90316
4156 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
4157 compute target on demand.
4158 (get_continuation_for_phi): Remove code walking stmts to
4159 get to a target virtual operand which could end up being
4162 2019-05-06 Martin Liska <mliska@suse.cz>
4165 * config/i386/i386-options.c (ix86_option_override_internal): Error only
4166 when -mabi is selected to a non-default version.
4168 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
4169 Martin Liska <mliska@suse.cz>
4171 * Makefile.in: Add lto-dump.texi.
4172 * cgraph.h: Add new functions get_visibility_string and
4173 get_symtab_type_string.
4174 * doc/gcc.texi: Include lto-dump section.
4175 * doc/lto-dump.texi: New file.
4176 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
4177 (parse_dump_option): Factor out this function.
4178 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
4179 (parse_dump_option): Export the function.
4180 * symtab.c (symtab_node::get_visibility_string): New function.
4181 (symtab_node::get_symtab_type_string): Likewise.
4183 2019-05-06 Martin Liska <mliska@suse.cz>
4185 * config/i386/i386-builtins.c: New file.
4186 * config/i386/i386-builtins.h: New file.
4187 * config/i386/i386-expand.c: New file.
4188 * config/i386/i386-expand.h: New file.
4189 * config/i386/i386-features.c: New file.
4190 * config/i386/i386-features.h: New file.
4191 * config/i386/i386-options.c: New file.
4192 * config/i386/i386-options.h: New file.
4193 * config.gcc: Add new files into extra_objs and
4195 * config/i386/i386.c: Split content of the file
4196 into newly introduced files.
4197 * config/i386/i386.h: Declare common variables
4199 * config/i386/t-i386: Define dependencies for new files.
4201 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
4204 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
4205 Restrict 'all' variant to 32-bit configurations.
4206 (unaligned_loadhiu): Likewise.
4207 (unaligned_storehi): Likewise.
4208 (unaligned_storesi): Likewise.
4209 (unaligned_loadhis): Disable when compiling for thumb1.
4211 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
4213 PR tree-optimization/90269
4214 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
4217 2019-05-03 Martin Liska <mliska@suse.cz>
4219 * hash-map.h: Add is_empty function.
4220 * hash-set.h: Likewise.
4221 * hash-table.h: Likewise.
4222 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
4223 elements () == 0 (and similar usages).
4224 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
4225 * gimplify.c (gimplify_bind_expr): Likewise.
4226 (gimplify_switch_expr): Likewise.
4227 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
4228 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
4229 * postreload-gcse.c (dump_hash_table): Likewise.
4230 (gcse_after_reload_main): Likewise.
4231 * predict.c (combine_predictions_for_bb): Likewise.
4232 * tree-parloops.c (reduction_phi): Likewise.
4233 (separate_decls_in_region): Likewise.
4234 (transform_to_exit_first_loop): Likewise.
4235 (gen_parallel_loop): Likewise.
4236 (gather_scalar_reductions): Likewise.
4237 (try_create_reduction_list): Likewise.
4238 * var-tracking.c (dump_vars): Likewise.
4239 (emit_notes_for_changes): Likewise.
4240 (vt_emit_notes): Likewise.
4242 2019-05-03 Richard Biener <rguenther@suse.de>
4244 PR tree-optimization/90316
4245 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
4248 2019-05-03 Richard Biener <rguenther@suse.de>
4250 * tree-vect-stmts.c (get_group_load_store_type): Avoid
4251 peeling for gaps by loading only lower halves of vectors
4253 (vectorizable_load): Likewise.
4255 2019-05-03 Richard Biener <rguenther@suse.de>
4258 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
4260 2019-05-03 Richard Biener <rguenther@suse.de>
4263 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
4264 Handle STRING_CST vs DECL or STRING_CST.
4266 2019-05-03 Richard Biener <rguenther@suse.de>
4268 PR tree-optimization/88963
4269 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
4270 vector loads feeding only BIT_FIELD_REFs to component
4271 loads. Rewrite stores fed by CONSTRUCTORs to component
4274 2019-05-03 Jakub Jelinek <jakub@redhat.com>
4276 * opts.h (finish_options): Remove lang_mask argument.
4277 (print_help, help_option_argument): Declare.
4278 * opts.c (print_help): Remove forward declaration, no longer static.
4279 (finish_options): Remove lang_mask argument, don't call print_help
4281 * opts-global.c (decode_options): Adjust finish_option caller, call
4284 PR tree-optimization/90303
4285 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
4286 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
4288 2019-05-03 Richard Biener <rguenther@suse.de>
4290 PR tree-optimization/89698
4291 * gimple-fold.c (canonicalize_constructor_val): Early out
4292 for constants, handle unfolded INTEGER_CSTs as they appear in
4293 C++ virtual table ctors.
4295 2019-05-03 Richard Biener <rguenther@suse.de>
4297 * passes.c (execute_function_todo): Remove dead code.
4299 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
4301 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
4302 the internal register number, for any "real" register.
4304 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
4306 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
4307 correct numbers for TFHAR, TFIAR, TEXASR.
4309 2019-05-02 Richard Biener <rguenther@suse.de>
4311 PR tree-optimization/89653
4312 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
4313 update-address-taken before the pass.
4314 * passes.def (pass_tree_loop_init): Put comment before it.
4316 2019-05-02 Richard Biener <rguenther@suse.de>
4318 PR tree-optimization/89509
4319 * tree-ssa-structalias.c (compute_dependence_clique): Look
4320 at the first subvar when determining whether it is restrict.
4322 2019-05-02 Richard Biener <rguenther@suse.de>
4324 PR tree-optimization/90273
4325 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
4326 useless debug stmts.
4328 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
4330 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
4332 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
4334 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
4335 VEC_COND_EXPR be inserted to emulate a conditional internal function.
4336 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
4337 (vectorizable_reduction): Use the functions above to vectorize in a
4338 fully masked loop codes that don't have a conditional internal
4341 2019-05-02 Martin Liska <mliska@suse.cz>
4343 * cgraphclones.c: Call valid_attribute_p with 1 for
4345 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
4346 it's for target attribute.
4347 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
4348 Add new boolean argument.
4349 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
4351 (ix86_valid_target_attribute_tree): Pass target_clone_attr
4352 to ix86_valid_target_attribute_inner_p.
4353 (ix86_valid_target_attribute_p): Pass flags argument to
4354 ix86_valid_target_attribute_inner_p.
4355 (get_builtin_code_for_version): Use 0 as it's target attribute.
4357 2019-05-02 Martin Liska <mliska@suse.cz>
4359 * gcc.c (process_command): Add dummy file only
4361 * opts-global.c (decode_options): Pass lang_mask.
4362 * opts.c (print_help): New function.
4363 (finish_options): Print --help if help_option_argument
4365 (common_handle_option): Factor out content of OPT__help_
4367 * opts.h (finish_options): Add new argument.
4369 2019-05-02 Martin Liska <mliska@suse.cz>
4372 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
4373 With -minline-all-stringops use inline expansion using 4B loop.
4374 * doc/invoke.texi: Document the change of
4375 -minline-all-stringops.
4377 2019-05-01 Jeff Law <law@redhat.com>
4379 PR tree-optimization/88797
4380 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
4381 PHI feeds a conditional on the RHS of an assignment.
4383 2019-04-30 Andrew Waterman <andrew@sifive.com>
4384 Jim Wilson <jimw@sifive.com>
4386 * config/riscv/constraints.md (L): New.
4387 * config/riscv/predicates.md (lui_operand): New.
4388 (sfb_alu_operand): New.
4389 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
4390 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
4391 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
4392 * config/riscv/risc.md (type): Add sfb_alu.
4393 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
4394 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
4395 (branch_zero<mode>): Delete.
4397 (mov<GPR:mode><X:mode>cc): Likewise.
4398 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
4400 2019-04-30 Nathan Sidwell <nathan@acm.org>
4402 * tree.h (MARK_TS_EXP): New.
4404 2019-04-30 Martin Liska <mliska@suse.cz>
4406 * opts.c (enable_warning_as_error): Provide hints
4407 for unknown options.
4409 2019-04-30 Martin Liska <mliska@suse.cz>
4412 * doc/invoke.texi: Add missing dash for gas-locview-support
4413 and gno-as-locview-support.
4415 2019-04-30 Jakub Jelinek <jakub@redhat.com>
4418 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
4419 whitespace at the start of target attribute string.
4421 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4424 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
4425 Define __ARM_FEATURE_ATOMICS.
4427 2019-04-30 Martin Liska <mliska@suse.cz>
4429 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
4430 into built_in_function enum. Remove code for endp == 2 and
4431 use BUILT_IN_* constants.
4432 (gimple_fold_builtin): Call the function with fcode.
4434 2019-04-30 Martin Liska <mliska@suse.cz>
4436 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
4437 DECL_FUNCTION_CODE into ix86_builtins enum before
4438 the switch statement.
4440 2019-04-30 Jakub Jelinek <jakub@redhat.com>
4442 PR tree-optimization/89475
4443 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
4446 2019-04-30 Martin Liska <mliska@suse.cz>
4448 PR translation/90274
4449 * opts.c (print_filtered_help): Wrap string in _(...).
4451 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
4453 PR tree-optimization/90240
4455 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4457 PR tree-optimization/90078
4458 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
4459 checks for infinite_cost overflow.
4461 2019-04-29 Jeff Law <law@redhat.com>
4463 * passes.def: Move -Wrestrict pass after copy propagation.
4465 2019-04-29 Maya Rashish <coypu@sdf.org>
4467 * config.gcc (default_gnu_indirect_function): Default to yes
4468 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
4469 sparc*-*-netbsd*, x86_64-*-netbsd*.
4471 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
4473 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
4474 where cond2 is NE_EXPR.
4475 (is_value_included_in): Update comment.
4477 2019-04-29 Richard Biener <rguenther@suse.de>
4479 PR tree-optimization/90278
4480 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
4481 EH on comparison simplification.
4483 2019-04-29 Jason Merrill <jason@redhat.com>
4485 PR c++/82081 - tail call optimization breaks noexcept
4486 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
4487 nothrow function to a might-throw function into a tail call.
4489 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
4491 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
4492 (DDR_INNER_LOOP): Likewise.
4493 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
4494 (initialize_data_dependence_relation): Likewise.
4495 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
4497 2019-04-29 Jakub Jelinek <jakub@redhat.com>
4499 PR rtl-optimization/90257
4500 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
4504 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
4508 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
4511 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
4514 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
4516 * lra-spills.c (lra_final_code_change): Remove useless move insns.
4518 2019-04-29 Richard Biener <rguenther@suse.de>
4520 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
4523 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
4525 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
4526 varasm.h, and netbsd-protos.h.
4528 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
4531 * config/i386/i386-protos.h (ix86_data_alignment): Change
4532 the second argument type to unsigned int.
4533 * config/i386/i386.c (ix86_data_alignment): Change "align"
4534 argument type to unsigned int.
4536 2019-04-27 Martin Liska <mliska@suse.cz>
4539 * opt-suggestions.c (option_proposer::build_option_suggestions):
4540 When get_valid_option_values returns empty values, add the
4541 misspelling candidate.
4543 2019-04-26 Jim Wilson <jimw@sifive.com>
4545 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
4547 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
4548 Pass orig_mode to riscv_build_integer.
4549 (riscv_split_integer): Pass mode to riscv_move_integer.
4550 (riscv_legitimize_const_move): Likewise.
4551 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
4552 promoted_mode. Replace force_reg call with code to load constant into
4553 promoted reg and then subreg it for the store.
4554 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
4557 2018-04-26 Eugene Sharygin <eush@ispras.ru>
4559 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
4562 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
4564 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
4565 commentary about the encoding of precision.
4567 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
4569 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
4570 * config/i386/t-freebsd64: New file.
4571 * config.gcc: Add the t-freebsd64 for multilib support.
4573 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
4575 * doc/extend.texi (vector_size): Add missing comma after @xref.
4577 2019-04-25 Jakub Jelinek <jakub@redhat.com>
4579 * BASE-VER: Set to 10.0.0.
4581 2019-04-25 Richard Biener <rguenther@suse.de>
4584 * gimplify.c (gimplify_expr): Avoid turning a lvalue
4585 VIEW_CONVERT_EXPR into one operating on an rvalue.
4587 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
4590 * config/i386/i386.c (feature_priority): Moved to file scope.
4591 (processor_features): Likewise.
4592 (processor_model): Likewise.
4593 (_arch_names_table): Likewise.
4594 (arch_names_table): Likewise.
4595 (_feature_list): Removed.
4596 (feature_list): Likewise.
4597 (_isa_names_table): Moved to file scope. Add priority.
4598 (isa_names_table): Likewise.
4599 (get_builtin_code_for_version): Replace feature_list with
4600 isa_names_table. Update error message for P_ZERO priority.
4602 2019-04-25 Richard Biener <rguenther@suse.de>
4604 * tree-pass.h (make_pass_phi_only_cprop): Remove.
4605 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
4607 2019-04-24 Jeff Law <law@redhat.com>
4609 PR tree-optimization/90037
4610 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
4611 * passes.def: Replace all instance of phi-only cprop with the
4612 lattice propagator. Move propagation pass from after erroneous
4613 path isolation to before erroneous path isolation.
4614 * tree-ssa-phionlycprop.c: Remove.
4616 2019-04-24 Richard Biener <rguenther@suse.de>
4619 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
4620 by size and BITS_PER_UNIT on poly-wide-ints.
4622 2019-04-25 Richard Biener <rguenther@suse.de>
4625 * match.pd: Add pattern to simplify view-conversion of an
4628 2019-04-24 Clement Chigot <clement.chigot@atos.net>
4630 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
4631 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
4632 for Go on 32 bit AIX.
4633 * config/rs6000/aix72.h: Likewise.
4635 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4638 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
4639 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
4641 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
4644 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
4645 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
4646 for restored hard frame pointer.
4647 (s390_sched_dependencies_evaluation): Implement new target hook.
4648 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
4650 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
4652 * config/arc/arc-options.def: Fix typos and spelling mistakes.
4653 * config/arc/arc.c (arc_init): Cleanup warning message.
4654 (arc_override_options): Likewise.
4656 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4659 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
4660 a register if both if_true and if_false are MEMs.
4662 PR tree-optimization/90208
4663 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
4664 after labels of new_bb, not before them.
4666 PR tree-optimization/90211
4667 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
4668 which are not SSA_NAMEs.
4670 2018-04-23 Sudakshina Das <sudi.das@arm.com>
4672 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
4674 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
4676 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4678 PR rtl-optimization/87979
4679 * modulo-sched.c (sms_schedule): Start ii value "mii" should
4682 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4684 PR rtl-optimization/84032
4685 * modulo-sched.c (ps_insn_find_column): Change condition so that
4686 branch will always be the last insn in a row inside partial
4689 2019-04-23 Richard Biener <rguenther@suse.de>
4692 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
4693 dest_single_pred_p argument.
4694 (remove_forwarder_block): Adjust.
4695 (remove_forwarder_block_with_phi): Likewise.
4697 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4698 Bernd Edlinger <bernd.edlinger@hotmail.de>
4699 Jakub Jelinek <jakub@redhat.com>
4702 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
4703 if used with general-regs-only.
4704 (arm_conditional_register_usage): Don't add non-general regs if
4706 (arm_valid_target_attribute_rec): Handle general-regs-only.
4707 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
4709 (TARGET_HARD_FLOAT_SUB): Define.
4710 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
4711 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
4712 (TARGET_REALLY_IWMMXT2): Likewise.
4713 * config/arm/arm.opt: Add -mgeneral-regs-only.
4714 * doc/extend.texi: Document ARM general-regs-only target.
4715 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
4717 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4719 PR tree-optimization/90078
4720 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
4721 checks for infinite_cost overflow.
4723 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4725 PR tree-optimization/90021
4726 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
4727 and check univariate against it.
4728 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
4729 * tree-data-ref.c (add_other_self_distances): Pass new argument.
4731 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
4735 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
4738 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
4741 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
4743 * lra-spills.c (lra_final_code_change): Remove useless move insns.
4745 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
4747 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
4748 names using operand format, rather than hard-wired.
4749 (speculation_barrier): Likewise.
4751 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
4753 PR tree-optimization/88055
4754 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
4755 (gen_one_condition): Use it if !HONOR_NANS.
4757 2019-04-19 Jakub Jelinek <jakub@redhat.com>
4760 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
4761 assign_temp instead of gen_reg_rtx.
4763 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
4765 PR translation/90118
4766 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4767 Add missing space before %<.
4769 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
4771 PR rtl-optimization/87871
4772 * ira-lives.c (make_object_dead): Don't add conflicts to
4773 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
4775 2019-04-18 Martin Sebor <msebor@redhat.com>
4778 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
4779 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
4780 assuming type size fits in SHWI.
4782 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
4785 * ipa-inline.c (flatten_function): New parameter UPDATE.
4786 (ipa_inline, early_inliner): Use it.
4788 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4790 * fold-const.c (int_const_binop): Return early on failure.
4792 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4795 * combine.c (force_int_to_mode): Cast the argument rather than
4796 the result of known_alignment.
4797 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
4799 2019-04-18 Richard Biener <rguenther@suse.de>
4802 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
4804 (remove_forwarder_block): ... here.
4805 (remove_forwarder_block_with_phi): Also move debug stmts here.
4807 2019-04-18 Jakub Jelinek <jakub@redhat.com>
4809 PR translation/79183
4810 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
4811 inform where appropriate.
4813 2019-04-18 Richard Biener <rguenther@suse.de>
4815 * tree.c (get_qualified_type): Put found type variants at the
4816 head of the variant list.
4818 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4820 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
4822 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
4825 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
4826 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
4827 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
4828 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
4829 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
4831 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
4833 * ira-conflicts.c (print_allocno_conflicts): Always print something,
4834 even for allocno's with no conflicts.
4835 (print_conflicts): Print an extra newline.
4837 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4839 * auto-inc-dec.c (attempt_change): Set the alignment of the
4840 temporary memory to that of the original.
4842 2019-04-17 Joao Moreira <jmoreira@suse.de>
4844 * targhooks.c (default_print_patchable_function_entry): Emit
4845 __patchable_function_entries section with writable flags to allow
4846 relocation resolution.
4848 2019-04-17 Jonny Grant <jg@jguk.org>
4850 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
4852 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4855 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
4858 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
4860 * config/arc/arc.c (arc_init): Format diagnostic string.
4861 (arc_override_options): Likewise.
4862 (check_if_valid_regno_const): Likewise.
4863 (arc_reorg): Likewise.
4865 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4868 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
4870 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
4872 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
4873 (*movdi_update1): Use Pmode.
4874 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
4875 (movdi_<mode>_update_stack): Rename to ...
4876 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
4878 (*movsi_update1): Use Pmode.
4879 (*movsi_update2): Use Pmode.
4880 (movsi_update): Rename to ...
4881 (movsi_<mode>_update): ... this. Use Pmode.
4882 (movsi_update_stack): Fix condition.
4883 (*movhi_update1): Use Pmode. Fix argument to
4884 avoiding_indexed_address_p.
4885 (*movhi_update2): Ditto.
4886 (*movhi_update3): Ditto.
4887 (*movhi_update4): Ditto.
4888 (*movqi_update1): Ditto.
4889 (*movqi_update2): Ditto.
4890 (*movqi_update3): Ditto.
4891 (*movsf_update1, *movdf_update1): Merge, rename to...
4892 (*mov<mode>_update1): This. Use Pmode. Fix argument to
4893 avoiding_indexed_address_p. Add "size" attribute.
4894 (*movsf_update2, *movdf_update2): Merge, rename to...
4895 (*mov<mode>_update2): This. Ditto.
4896 (*movsf_update3): Use Pmode. Fix argument to
4897 avoiding_indexed_address_p.
4898 (*movsf_update4): Ditto.
4899 (allocate_stack): Simplify condition. Adjust pattern names.
4901 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4904 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
4905 whitespace at the start of target attribute string.
4907 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
4910 * config/rs6000/power9.md: Add store forwarding bypass.
4912 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
4915 * valtrack.c (dead_debug_insert_temp): Reset debug references
4916 to the return value of a call being removed.
4918 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4920 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
4921 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
4922 implement target hook.
4923 (arc_memory_move_cost): New function.
4924 (TARGET_REGISTER_MOVE_COST): Define.
4925 (TARGET_MEMORY_MOVE_COST): Likewise.
4926 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
4927 (MEMORY_MOVE_COST): Likewise.
4929 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4931 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
4932 (sibcall_value_insn): Likewise.
4933 * config/arc/constraints.md (Rs5): Remove.
4935 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4937 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
4938 for last two fake registers.
4939 (arc_conditional_register_usage): Make sure fake frame and arg
4940 pointer regs are in general regs class.
4941 (FRAME_POINTER_MASK): Remove.
4942 (RETURN_ADDR_MASK): Remove.
4943 (arc_must_save_register): Use hard frame regnum.
4944 (frame_restore_reg): Use hard_frame_pointer_rtx.
4945 (arc_save_callee_saves): Likewise.
4946 (arc_restore_callee_saves): Likewise.
4947 (arc_save_callee_enter): Likewise.
4948 (arc_restore_callee_leave): Likewise.
4949 (arc_save_callee_milli): Likewise.
4950 (arc_eh_return_address_location): Likewise.
4951 (arc_check_multi): Use hard frame regnum.
4952 (arc_can_eliminate): Likewise.
4953 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
4954 for register allocator.
4955 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
4956 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
4957 (FRAME_POINTER_REGNUM): Change it to a fake register.
4958 (HARD_FRAME_POINTER_REGNUM): Defined.
4959 (ARG_POINTER_REGNUM): Change it to a new fake register.
4960 (ELIMINABLE_REGS): Update.
4961 (REGISTER_NAMES): Update names.
4962 * config/arc/arc.md (LP_START): Remove.
4964 (shift_si3_loop): Update pattern.
4966 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4968 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
4969 to avoid delay slot scheduling.
4970 (arc_must_save_register): Don't save SP.
4971 * config/arc/arc.md (stack_tie): Remove.
4972 (UNSPEC_ARC_STKTIE): Likewise.
4974 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
4975 Shiva Chen <shiva0217@gmail.com>
4977 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
4978 code gen with large shift amount.
4980 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
4982 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
4985 2019-04-16 Jakub Jelinek <jakub@redhat.com>
4988 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
4989 print -m64/-mx32/-m32 if it is true.
4990 (ix86_debug_options, ix86_function_specific_print): Pass true as
4991 ADD_ABI_P to ix86_target_string.
4992 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
4993 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
4994 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
4996 PR rtl-optimization/90082
4997 * dce.c (can_delete_call): New function.
4998 (deletable_insn_p, mark_insn): Use it.
5000 PR tree-optimization/90090
5001 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
5003 (is_division_by_square): Likewise. Formatting fix.
5005 2019-04-16 Richard Biener <rguenther@suse.de>
5007 PR tree-optimization/56049
5008 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
5009 equality check if alias-set zero will prevail.
5011 2019-04-15 Jeff Law <law@redhat.com>
5013 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
5014 size and alignment as unsigned.
5016 2019-04-15 Richard Biener <rguenther@suse.de>
5019 * tree-loop-distribution.c (destroy_loop): Preserve correct
5022 2019-04-15 Richard Biener <rguenther@suse.de>
5024 PR tree-optimization/90071
5025 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
5026 abnormal operands from def stmts.
5028 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
5030 PR rtl-optimization/89794
5031 * combine.c (count_auto_inc): New function.
5032 (try_combine): Count how many auto_inc expressions there were in the
5033 original instructions. Ensure we have the same number in the new
5034 instructions. Remove the code that tried to ensure auto_inc side
5035 effects on i1 and i0 are not lost.
5037 2019-04-15 Richard Biener <rguenther@suse.de>
5040 * tree.h (auto_var_p): Declare.
5041 * tree.c (auto_var_p): New function, split out from ...
5042 (auto_var_in_fn_p): ... here.
5043 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
5045 (new_var_info): Initialize it.
5046 (set_uids_in_ptset): Also set the shadow variable uid if required.
5047 (ipa_pta_execute): Postprocess points-to solutions assigning
5048 shadow variable uids for locals that may reach their containing
5049 function recursively.
5050 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
5051 assert but instead check whether the points-to solution is
5054 2019-04-15 Martin Jambor <mjambor@suse.cz>
5057 * cgraph.c (clone_of_p): Loop over clone chain for each step in
5060 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
5062 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
5064 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
5065 Kito Cheng <kito.cheng@gmail.com>
5066 Shiva Chen <shiva0217@gmail.com>
5068 * config/nds32/nds32-md-auxiliary.c
5069 (nds32_legitimize_pic_address): Use new PIC pattern.
5070 (nds32_legitimize_tls_address): Use new TLS pattern.
5071 (nds32_output_symrel): New.
5072 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
5073 (nds32_alloc_relax_group_id): Ditto.
5074 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
5075 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
5077 (nds32_group_tls_insn): Ditto.
5078 (nds32_group_float_insns): Ditto.
5079 * config/nds32/nds32.md (tls_le): New.
5082 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
5084 * configure: Add nds32 target for dwarf2 debug_line checking.
5085 * configure.ac: Regenerated.
5087 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
5090 * ipa-devirt.c (skip_in_fields_list_p): New.
5091 (odr_types_equivalent_p): Use it.
5093 2019-04-13 Jakub Jelinek <jakub@redhat.com>
5096 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
5097 instead of strncmp when checking for thumb and arm. Formatting fixes.
5099 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
5101 * doc/install.texi: Document --with-target-system-zlib.
5103 2019-04-12 Martin Sebor <msebor@redhat.com>
5109 * targhooks.c (default_vector_alignment): Avoid assuming
5110 argument fits in SHWI.
5111 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
5113 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
5115 2019-04-12 Jakub Jelinek <jakub@redhat.com>
5117 PR rtl-optimization/89965
5118 * dce.c: Include rtl-iter.h.
5119 (struct check_argument_load_data): New type.
5120 (check_argument_load): New function.
5121 (find_call_stack_args): Check for loads from stack slots still tracked
5122 in sp_bytes and punt if any is found.
5124 * config/mips/loongson-mmiintrin.h: Fix up #error message.
5126 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
5128 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
5129 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
5131 2019-04-12 Martin Liska <mliska@suse.cz>
5134 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
5136 (separate_attrs): Handle multiple 'default's.
5137 (expand_target_clones): Rework error handling code.
5139 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
5142 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
5143 mode of vector rather than mode of destination for move instruction.
5144 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
5145 Use QI inner mode with V16QI vector mode.
5147 2019-04-12 Jakub Jelinek <jakub@redhat.com>
5150 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
5151 "invalid %%t operand" in output_operand_lossage message.
5153 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
5155 * config/s390/predicates.md (permute_pattern_operand): New
5157 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
5158 operand for the permute pattern.
5159 ("*vec_perm<mode>"): New insn definition.
5160 ("bswap<mode>"): Generate the permute pattern operand in the
5161 expander and perform the operand reloads for pre arch13 level
5163 ("*bswap<mode>_emu"): Rename to ...
5164 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
5165 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
5166 Add the USE operand for the permute pattern.
5167 ("*vec_set_bswap_vec<mode>"): Likewise.
5169 2019-04-12 Jakub Jelinek <jakub@redhat.com>
5172 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
5173 and gcc_unreachable if it fails, just call tree_to_uhwi which
5174 verifies that too. Test TREE_CHAIN instead of list_length > 1.
5175 Start warning message with a lower-case letter. Formatting fixes.
5177 PR rtl-optimization/90026
5178 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
5179 successors, look for BARRIERs inside of the whole BB_FOOTER chain
5180 rather than just at the start of it. If e->src BB_FOOTER is not NULL
5181 in cfglayout mode, use emit_barrier_after_bb.
5183 2018-04-11 Steve Ellcey <sellcey@marvell.com>
5185 PR rtl-optimization/87763
5186 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
5189 2019-04-11 Tom de Vries <tdevries@suse.de>
5191 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
5192 max macro using statement expression.
5194 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
5196 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
5197 * xcoffout.c (xcoff_private_rodata_section_name): Define.
5198 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
5199 read_only_private_data_section using xcoff_private_rodata_section_name.
5200 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
5202 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
5205 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
5207 2019-04-11 Jakub Jelinek <jakub@redhat.com>
5209 PR rtl-optimization/89965
5210 * dce.c (sp_based_mem_offset): New function.
5211 (find_call_stack_args): Use sp_based_mem_offset.
5213 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
5215 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
5217 2019-04-11 Richard Biener <rguenther@suse.de>
5219 PR tree-optimization/90020
5220 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
5221 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
5222 * tree-ssa-pre.c (compute_avail): Use it to not put
5223 possibly trapping references after a call that might not
5224 return into EXP_GEN.
5225 * gcse.c (compute_hash_table_work): Do not elide
5226 marking a block containing a call if the call might not
5229 2019-04-11 Richard Biener <rguenther@suse.de>
5231 PR tree-optimization/90018
5232 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
5233 Test both SLP and interleaving variants.
5235 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
5237 * config/s390/8561.md: New file.
5238 * config/s390/driver-native.c (s390_host_detect_local_cpu):
5239 Add arch13 cpu model.
5240 * config/s390/s390-opts.h (enum processor_type): Likewise.
5241 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
5242 (s390_get_unit_mask): Likewise.
5243 (s390_is_fpd): Likewise.
5244 (s390_is_fxd): Likewise.
5245 * config/s390/s390.h (s390_tune_attr): Likewise.
5246 * config/s390/s390.md: Include arch13 pipeline description.
5247 * config/s390/s390.opt: Add arch13.
5249 2018-04-10 Steve Ellcey <sellcey@marvell.com>
5251 PR rtl-optimization/87763
5252 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
5254 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
5256 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
5258 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
5259 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
5260 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
5261 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
5263 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
5265 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
5266 "Although" in -fipa-icf documentation.
5268 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
5269 of using multiple -g options.
5271 2019-04-10 Martin Liska <mliska@suse.cz>
5273 PR gcov-profile/89959
5274 * doc/gcov.texi: Make documentation of -x option
5277 2019-04-10 Richard Biener <rguenther@suse.de>
5279 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
5281 (DR_GROUP_SAME_DR_STMT): Remove.
5282 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
5283 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
5284 replace with assert.
5285 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
5286 (vect_record_grouped_load_vectors): Remove unreachable code.
5288 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
5291 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
5292 obsolete reference to N.
5294 2019-04-10 Jakub Jelinek <jakub@redhat.com>
5297 * expr.c (store_expr): Set properly size on the MEM passed to
5301 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
5302 with strlen in between hostsz-3 and hostsz-1 inclusive when no
5303 translation is needed, and when translation is needed, only append
5304 ... if the string length is hostsz or more bytes long. Avoid using
5307 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
5310 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
5311 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
5313 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
5314 differences directly.
5315 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
5317 2019-04-09 Jakub Jelinek <jakub@redhat.com>
5319 PR translation/90011
5320 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
5322 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
5324 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
5325 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
5326 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
5327 trailing space from -gsplit-dwarf diagnostics.
5329 PR tree-optimization/89998
5330 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
5331 instead of integer_type_node if possible, don't add ranges if return
5332 type is not compatible with int.
5333 * gimple-fold.c (gimple_fold_builtin_sprintf,
5334 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
5337 2019-04-09 Martin Liska <mliska@suse.cz>
5339 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
5340 * doc/install.texi: Document the new config.
5342 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
5344 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
5345 use gimple_expr_type for load and store calls. Skip over the
5346 condition argument in a conditional internal function.
5347 Protect use of TREE_INT_CST_LOW.
5349 2019-04-09 Jakub Jelinek <jakub@redhat.com>
5352 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
5353 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
5354 trailing period from it too.
5356 2019-04-08 wu yuan <wuyuan5@huawei.com>
5358 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
5359 * config/aarch64/aarch64.md : Add "tsv110.md"
5360 * config/aarch64/tsv110.md: New file.
5362 2019-04-08 Richard Biener <rguenther@suse.de>
5364 PR tree-optimization/90006
5365 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
5368 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
5371 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
5373 (fma_root_node): Likewise.
5374 (func_fma_steering): Likewise.
5376 2019-04-08 Jakub Jelinek <jakub@redhat.com>
5378 PR rtl-optimization/89865
5379 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
5381 PR rtl-optimization/89865
5382 * config/i386/i386.md
5383 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
5384 numbers not to clash with the additional operands[4].
5385 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
5386 with extra register copy in the middle.
5388 2019-04-08 Martin Liska <mliska@suse.cz>
5390 PR gcov-profile/89961
5391 * doc/gcov.texi: Document data_file.
5392 * gcov.c (generate_results): Add data_info into JSON output.
5394 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
5396 PR tree-optimization/89725
5397 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
5398 loop's chrec as invariant symbol.
5399 * tree-chrec.h (chrec_contains_symbols): New parameter.
5400 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
5401 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
5402 function of loops not in DDR's loop_nest.
5403 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
5405 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
5408 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
5411 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
5414 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
5415 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
5417 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
5419 * sched-deps.c (sched_macro_fuse_insns): Check return value of
5420 targetm.fixed_condition_code_regs.
5422 2019-04-05 Richard Biener <rguenther@suse.de>
5426 * tree-cfgcleanup.c (remove_forwarder_block): Always move
5427 debug bind stmts but reset them if they are not valid at the
5430 2019-04-05 Martin Liska <mliska@suse.cz>
5432 PR translation/89936
5433 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
5434 order to wrap keywords or arguments.
5435 * collect2.c (main): Likewise.
5436 (scan_prog_file): Likewise.
5437 (scan_libraries): Likewise.
5438 * common/config/riscv/riscv-common.c
5439 (riscv_subset_list::parsing_subset_version): Likewise.
5440 (riscv_subset_list::parse_std_ext): Likewise.
5441 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5443 * config/arm/arm.c (arm_option_override): Likewise.
5444 * config/cris/cris.c (cris_print_operand): Likewise.
5445 * config/darwin-c.c (darwin_pragma_options): Likewise.
5446 (darwin_pragma_unused): Likewise.
5447 (darwin_pragma_ms_struct): Likewise.
5448 * config/ft32/ft32.c (ft32_print_operand): Likewise.
5449 * config/i386/i386.c (print_reg): Likewise.
5450 (ix86_print_operand): Likewise.
5451 * config/i386/xm-djgpp.h: Likewise.
5452 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
5453 * config/m32c/m32c.c (m32c_option_override): Likewise.
5454 * config/msp430/msp430.c (msp430_option_override): Likewise.
5455 * config/nds32/nds32.c (nds32_option_override): Likewise.
5456 * config/nvptx/mkoffload.c (main): Likewise.
5457 * config/rx/rx.c (rx_print_operand): Likewise.
5458 (valid_psw_flag): Likewise.
5459 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
5460 (vms_pragma_nomember_alignment): Likewise.
5461 (vms_pragma_extern_model): Likewise.
5462 * lto-wrapper.c (compile_offload_image): Likewise.
5463 * omp-offload.c (oacc_parse_default_dims): Likewise.
5464 * symtab.c (symtab_node::verify_base): Likewise.
5465 * tlink.c (recompile_files): Likewise.
5466 (start_tweaking): Likewise.
5467 * tree-profile.c (parse_profile_filter): Likewise.
5469 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
5471 PR tree-optimization/89956
5472 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
5473 multiple negates of the same value.
5475 2019-04-04 Martin Sebor <msebor@redhat.com>
5479 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
5480 have the same precision since the function crashes otherwise.
5481 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
5482 has non-zero arguments.
5484 2019-04-04 Martin Sebor <msebor@redhat.com>
5487 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
5488 out if the number of arguments is less than expected.
5490 2019-04-04 Jeff Law <law@redhat.com>
5492 PR rtl-optimization/89399
5493 * ree.c (combine_set_extension): Use single_set rather than
5494 digging into PATTERN for items on the candidate list.
5495 (combine_reaching_defs): Likewise.
5497 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
5499 PR rtl-optimization/46590
5500 * loop-invariant.c (find_defs): Move df_remove_problem and
5501 df_process_deferred_rescans to move_invariants.
5502 Move df_live_add_problem and df_live_set_all_dirty calls
5504 (move_invariants): Likewise.
5505 (move_loop_invariants): Likewise, making the df_live calls
5506 conditional on -O. Remove the problem again if we added it
5509 2019-04-03 qing zhao <qing.zhao@oracle.com>
5511 PR tree-optimization/89730
5512 * ipa-inline.c (can_inline_edge_p): Delete the checking for
5513 -flive-patching=inline-only-static.
5514 (can_inline_edge_by_limits_p): Add the checking for
5515 -flive-patching=inline-only-static and grant always_inline
5516 even when -flive-patching=inline-only-static is specified.
5518 2019-04-03 Jeff Law <law@redhat.com>
5520 PR rtl-optimization/81025
5521 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
5523 2019-04-03 Richard Biener <rguenther@suse.de>
5525 PR tree-optimization/84101
5526 * tree-vect-stmts.c: Include explow.h for hard_function_value,
5527 regs.h for hard_regno_nregs.
5528 (cfun_returns): New helper.
5529 (vect_model_store_cost): When vectorizing a store to a decl
5530 we return and the function ABI returns in a multi-reg location
5531 account for the possible spilling that will happen.
5533 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
5535 * config/s390/s390.c (s390_legitimate_address_p): Reject long
5536 displacement addresses for vector mode operands.
5538 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
5540 * config/arc/arc.c (GMASK_LEN): Define.
5541 (arc_restore_callee_saves): Restore first blink when
5544 2019-04-03 Sudakshina Das <sudi.das@arm.com>
5546 * doc/extend.texi: Add deprecated comment on sign-return-address
5547 function attribute and add mbranch-protection.
5548 * doc/invoke.texi: Add bti to the options for mbranch-protection.
5550 2019-04-03 Richard Biener <rguenther@suse.de>
5553 * lto-wrapper.c (run_gcc): Avoid implicit rules making
5554 the all target phony.
5556 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
5560 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
5561 Return false for variable DImode shifts.
5562 (dimode_scalar_chain::compute_convert_gain): Do not handle
5563 register count operand in variable DImode shifts.
5564 (dimode_scalar_chain::make_vector_copies): Remove support to copy
5565 count argument of a variable shift instruction to a vector register.
5566 (dimode_scalar_chain::convert_reg): Remove support to convert
5567 count argument of a variable shift instruction.
5569 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
5571 PR rtl-optimization/84206
5572 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
5573 iterating over loop headers.
5575 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
5577 PR rtl-optimization/85876
5578 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
5579 beyond the original fence.
5581 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
5583 * config.gcc: Mark spu* targets as deprecated/obsolete.
5585 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5587 * config/s390/s390-builtin-types.def: New builtin function type
5588 definitions. Remove unused types.
5589 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
5590 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
5591 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
5592 overloaded builtins.
5593 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
5594 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
5595 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
5596 (vec_double, vec_signed, vec_unsigned): Define to use the new
5597 overloaded builtins.
5598 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
5601 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5603 * config/s390/s390-builtin-types.def: New builtin function type
5605 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
5606 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
5607 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
5608 (s390_vstrszh, s390_vstrszf): New low-level builtins.
5609 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
5610 constant definitions.
5611 * config/s390/vecintrin.h (vec_search_string_cc)
5612 (vec_search_string_until_zero_cc): New builtin name definitions.
5613 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
5615 ("vec_vstrs<mode>"): New insn definition.
5617 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5619 * config/s390/s390-builtin-types.def: Add new builtin function
5621 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
5622 New overloaded builtins.
5623 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
5625 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
5626 (UNSPEC_VEC_SLDBYTE): ... this.
5627 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
5628 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
5630 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
5631 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
5632 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
5634 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5636 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
5637 New insn definition.
5638 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
5639 * config/s390/vector.md (V_HW_HSD): ... here.
5641 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5643 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
5644 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
5645 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
5646 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
5647 New insn definitions.
5649 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5651 * config/s390/s390-builtin-types.def: Add new builtin function type.
5652 * config/s390/s390-builtins.def: Add overloaded builtin
5653 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
5654 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
5655 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
5656 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
5657 ("eltswap<mode>"): New expander.
5658 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
5661 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5663 * config/s390/s390-builtin-types.def: Add new builtin function types.
5664 * config/s390/s390-builtins.def: Add overloaded builtin
5665 s390_vec_revb. Add low-level builtins for vlbr and vstbr
5667 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
5668 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
5669 ("bswap<mode>"): New expander.
5670 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
5672 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5674 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
5675 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
5676 vector builtin version number in __VEC__.
5678 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5680 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
5682 (SFSI): New mode attribute.
5683 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
5684 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
5686 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
5687 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
5688 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
5689 ("floatsi<mode>2"): Add wcefb instruction.
5691 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5693 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
5694 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
5696 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
5697 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
5698 support 32 bit fp-int conversions. Rename to ...
5699 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5700 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5701 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
5702 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
5705 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5707 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
5708 if-then-else constructs if we can use the select instruction.
5709 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
5711 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5713 * config/s390/s390.md ("*popcountdi_arch13_cc")
5714 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
5716 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
5717 Append _z196 to make it ...
5718 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
5719 ("popcounthi2_z196"): ... this.
5720 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
5721 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
5723 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5725 * config/s390/s390.c (s390_canonicalize_comparison): Convert
5726 certain compares for arch13 in order to make use of the condition
5727 code result produced by the new instructions.
5728 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
5729 nxrk, and nxgrk instruction patterns.
5730 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
5731 (inv_no): Add new code iterator together with some attributes.
5732 ("*andc_split_<mode>"): Disable splitter for arch13.
5733 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
5734 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
5735 ("*<ANDOR:bitops_name>c<GPR:mode>")
5736 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
5737 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
5738 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
5739 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
5741 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5743 * common/config/s390/s390-common.c (processor_flags_table): New
5745 * config.gcc: Support arch13 with the --with-arch= configure flag.
5746 * config/s390/driver-native.c (s390_host_detect_local_cpu):
5747 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
5748 * config/s390/s390.c (s390_get_sched_attrmask)
5749 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
5750 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
5751 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
5752 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
5753 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
5755 * config/s390/s390.opt: Support arch13 as processor type in
5756 command line options.
5758 2019-04-02 Martin Liska <mliska@suse.cz>
5760 PR translation/89912
5761 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
5762 Fix param description of graphite-max-arrays-per-scop.
5764 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
5766 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
5767 (ASAN_CC1_SPEC): Use it in 64-bit mode.
5768 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
5770 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5772 PR rtl-optimization/85412
5773 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
5774 sel_sched_region_1, not after.
5776 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5778 PR rtl-optimization/86928
5779 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
5780 compute_live if necessary.
5781 (sel_redirect_edge_and_branch): Likewise.
5783 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
5785 PR rtl-optimization/89865
5786 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
5787 register if it is a part of small class.
5789 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5791 PR rtl-optimization/87273
5792 * sel-sched-ir.c (merge_fences): Remove assert.
5794 2019-04-01 Richard Biener <rguenther@suse.de>
5796 PR tree-optimization/46590
5797 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
5798 (dom_walker::m_reachability): Add in place of...
5799 (dom_walker::m_skip_unreachable_blocks): ...this.
5800 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
5801 Move complex initialization ...
5802 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
5803 lazily and initialize edge flags on each invocation.
5804 (dom_walker::bb_reachable): Use m_reachability.
5806 2019-04-01 Martin Liska <mliska@suse.cz>
5809 * opt-suggestions.c (option_proposer::build_option_suggestions):
5810 Add variant without any argument in order to provide better
5813 2019-04-01 Richard Biener <rguenther@suse.de>
5816 * gimple.c: Include langhooks.h.
5817 (gimple_get_alias_set): Treat enumeral types as the underlying
5820 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
5821 Eric Botcazou <ebotcazou@adacore.com>
5823 PR rtl-optimization/89862
5824 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
5825 that operates on the full registers for WORD_REGISTER_OPERATIONS
5828 2019-03-29 Jim Wilson <jimw@sifive.com>
5830 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
5831 Clear MASK_RVC and then set if C subset supported.
5833 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5836 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
5837 non-addressable complit into its initializer if it is volatile.
5839 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
5841 * opts-common.c (integral_argument): Set errno properly in one case.
5843 2019-03-29 Martin Liska <mliska@suse.cz>
5845 * doc/invoke.texi: Remove -Wchkp from documentation.
5847 2019-03-29 Martin Liska <mliska@suse.cz>
5849 * dbgcnt.c (print_limit_reach): New function.
5852 2019-03-29 Martin Liska <mliska@suse.cz>
5854 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
5855 (dbg_cnt_process_opt): Parse first tokens aas
5856 dbg_cnt_process_single_pair is also using strtok.
5858 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5860 PR rtl-optimization/87485
5861 * function.c (expand_function_end): Move stack_protect_epilogue
5862 before loading of return value into hard register(s).
5864 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5867 * tree-inline.h (struct copy_body_data): Add
5868 dont_remap_vla_if_no_change flag.
5869 * tree-inline.c (remap_type_3, remap_type_2): New functions.
5870 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
5871 and remap_type_2 returns false.
5872 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
5873 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
5874 only from where it is copied to nested contexts.
5876 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5879 * config/i386/i386.md (RMW operation with LEA peephole):
5880 Use LEAMODE mode attribute instead of SWI mode iterator for
5883 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5886 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
5887 Also process XEXP (src, 0) of a shift insn.
5889 2019-03-28 David Malcolm <dmalcolm@redhat.com>
5892 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
5893 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
5895 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5897 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
5899 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
5900 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
5901 immediately after first one with df_analyze in between, but rather
5902 process all bbs, queueing ones that need second pass in a worklist,
5903 df_analyze, process queued debug insn changes and if second pass is
5904 needed, process bbs from worklist, df_analyze, process queued debug
5907 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
5908 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
5909 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
5911 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
5914 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
5917 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
5920 * config/i386/i386.c (ix86_function_value_1): Call the newly added
5921 function for 32-bit MS_ABI.
5922 (function_value_ms_32): New function.
5924 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
5926 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
5927 (movdi): Call gen_movdi_symbol_save_scc.
5928 (gen_movdi_symbol_save_scc): New insn and split.
5930 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
5932 PR rtl-optimization/89313
5933 * function.c (matching_constraint_num): New static function.
5934 (match_asm_constraints_1): Use it. Fixup white space and comment.
5935 Don't replace inputs with non-matching constraints which conflict
5936 with early clobber outputs.
5938 2019-03-27 Jeff Law <law@redhat.com>
5941 PR rtl-optimization/87761
5942 PR rtl-optimization/89826
5943 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
5945 (pass_cprop_hardreg::execute): Call df_analyze after adding the
5946 note problem to get REG_DEAD/REG_UNUSED notes updated.
5948 2019-03-27 Richard Biener <rguenther@suse.de>
5950 PR tree-optimization/89463
5951 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
5952 queue edges to remove.
5953 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
5954 dead stmts. Delay edge removal until PHIs are removed to
5955 make debug-stmt creation not confused by seemingly degenerate
5958 2019-03-27 Alan Modra <amodra@gmail.com>
5960 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
5962 * config/rs6000/darwin.h: Likewise.
5963 * config/rs6000/rs6000.c: Likewise.
5965 2019-03-27 Alan Modra <amodra@gmail.com>
5967 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
5968 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
5970 2019-03-26 Andrew Waterman <andrew@sifive.com>
5971 Jim Wilson <jimw@sifive.com>
5973 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
5974 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
5975 (generic_idivdi, generic_fmul_single, generic_fmul_double)
5976 (generic_fdiv, generic_fsqrt): Add check for generic tune.
5977 (generic_alu): Add auipc to type list.
5978 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
5979 (riscv_microarchitecture): Declare.
5980 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
5981 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
5983 (riscv_microarchitecture): New.
5984 (sifive_7_tune_info): New.
5985 (riscv_cpu_info_table): Add microarchitecture value for rocket and
5986 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
5988 (riscv_store_data_bypass_p): New.
5989 (riscv_option_override): Set riscv_microarchitecture from
5990 cpu->microarchitecture.
5991 * config/riscv/riscv.md: Include sifive-7.md.
5994 (auipc<mode>): Change type to auipc.
5995 (restore_stack_nonlocal): New.
5996 * config/riscv/sifive-7.md: New.
5997 * doc/invoke.texi (RISC-V Options): Update mtune docs.
5999 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
6002 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
6003 Also process XEXP (src, 0) of a shift insn.
6005 2019-03-26 Richard Biener <rguenther@suse.de>
6007 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
6008 (copy_debug_stmt): Likewise.
6009 (expand_call_inline): Likewise.
6010 (copy_bb): Avoid redundant lookup & set of gimple_block.
6011 * gimple-low.c (lower_gimple_return): Likewise.
6012 (lower_builtin_setjmp): Likewise.
6014 2019-03-26 Jakub Jelinek <jakub@redhat.com>
6016 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
6017 is constant 0, turn into static const data member initialized to false.
6018 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
6019 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
6021 2019-03-26 Jason Merrill <jason@redhat.com>
6022 Jakub Jelinek <jakub@redhat.com>
6024 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
6026 (mem_alloc_description::release_object_overhead): Fix comment typos.
6027 * hash-table.h (hash_table::~hash_table): Call
6028 release_instance_overhead only if m_entries is non-NULL, otherwise
6029 call unregister_descriptor.
6031 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
6033 PR tree-optimization/81740
6034 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
6035 In case of outer loop vectorization, check for backward dependence
6036 at the inner loop if outer loop dependence is reversed.
6038 2019-03-26 Alan Modra <amodra@gmail.com>
6040 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
6041 rs6000_vector_mem init. Correct wI and wJ comment.
6043 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
6045 PR rtl-optimization/88347
6046 PR rtl-optimization/88423
6047 * sched-deps.c (sched_analyze_insn): Take into account that for
6048 tablejumps the barrier appears after a label and a jump_table_data.
6050 2019-03-25 Martin Sebor <msebor@redhat.com>
6053 * c-common.c (check_user_alignment): Rename local. Correct maximum
6054 alignment in diagnostic. Avoid assuming argument fits in SHWI,
6055 convert it to UHWI when it fits.
6057 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
6060 * dwarf2out.c (premark_used_variables): New function.
6061 (prune_unused_types_walk): Do not mark not premarked external
6063 (prune_unused_types): Call premark_used_variables.
6065 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
6067 PR rtl-optimization/89676
6068 * lra-constraints.c (curr_insn_transform): Do match reload for
6069 early clobbers when the match was successful only for different
6072 2019-03-25 Martin Sebor <msebor@redhat.com>
6074 * doc/extend.texi (Common Type Attributes): Document vector_size.
6075 (Common Variable Attributes): Mention size constraint. Correct
6077 (Vector Extensions): Use @dfn when defining bas type. Clarify
6078 base type and size constraints.
6080 2019-03-25 Richard Biener <rguenther@suse.de>
6082 PR tree-optimization/89789
6083 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
6084 changes from non-undefined back to undefined.
6086 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
6088 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
6089 heap string and a gc string, but since this variable is unknown to
6090 ggc the gc string might get reused and corrupted. Fixed by always
6091 using a heap string.
6093 2019-03-25 Richard Biener <rguenther@suse.de>
6095 PR tree-optimization/89779
6096 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
6097 to remove IV defs, delay actual removal.
6098 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
6099 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
6100 very end, properly also reset loop control IV information.
6102 2019-03-25 Richard Biener <rguenther@suse.de>
6104 PR tree-optimization/89802
6105 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
6106 move EH data to folded stmt.
6108 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
6110 * config/s390/s390-builtin-types.def: Remove few unused types and
6111 fix sort order for others.
6113 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
6115 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
6116 expected and found types with -mdebug during builtin matching.
6118 2019-03-25 Richard Biener <rguenther@suse.de>
6121 * fold-const.c (operand_equal_p): Revert last change with
6124 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
6126 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
6127 notes for the result of the __tls_get_addr calls.
6128 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
6130 2019-03-24 Jeff Law <law@redhat.com>
6132 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
6134 PR rtl-optimization/87761
6135 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
6136 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
6138 (pass_cprop_hardreg::execute): Add df note problem and defer insn
6139 rescans. Reprocess blocks as needed, calling df_analyze before
6140 reprocessing. Always call df_analyze before fixing up debug bind
6143 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
6145 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
6148 2019-03-22 Andrew Pinski <apinski@marvell.com>
6150 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
6151 attrribute for uxtw.
6153 2019-03-26 Jeff Law <law@redhat.com>
6155 PR rtl-optimization/87761
6156 * config/mips/mips-protos.h (mips_split_move): Add new argument.
6157 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
6158 (mips_split_move): Accept new INSN argument. Try to forward SRC
6159 into the next instruction.
6160 (mips_split_move_insn): Pass INSN through to mips_split_move.
6162 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
6164 PR rtl-optimization/89676
6165 * lra-constraints.c (curr_insn_transform): Do match reload for
6166 early clobbers even if the match was successful.
6168 2019-03-22 Jakub Jelinek <jakub@redhat.com>
6171 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
6173 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
6175 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
6177 2019-03-22 Jakub Jelinek <jakub@redhat.com>
6179 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
6180 <avx512>_fmsub_<mode>_mask3<round_name>,
6181 <avx512>_fnmadd_<mode>_mask3<round_name>,
6182 <avx512>_fnmsub_<mode>_mask3<round_name>,
6183 avx512f_vmfmadd_<mode>_mask3<round_name>,
6184 avx512f_vmfmsub_<mode>_mask3<round_name>,
6185 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
6186 instead of register_operand and %v instead of v for match_operand 1.
6187 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
6188 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
6189 <round_nimm_predicate> instead of register_operand and %v instead of v
6190 for match_operand 1.
6192 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
6193 <avx512>_fmadd_<mode>_mask3<round_name>,
6194 <avx512>_fmsub_<mode>_mask<round_name>,
6195 <avx512>_fmsub_<mode>_mask3<round_name>,
6196 <avx512>_fnmadd_<mode>_mask<round_name>,
6197 <avx512>_fnmadd_<mode>_mask3<round_name>,
6198 <avx512>_fnmsub_<mode>_mask<round_name>,
6199 <avx512>_fnmsub_<mode>_mask3<round_name>,
6200 <avx512>_fmaddsub_<mode>_mask<round_name>,
6201 <avx512>_fmaddsub_<mode>_mask3<round_name>,
6202 <avx512>_fmsubadd_<mode>_mask<round_name>,
6203 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
6204 <round_nimm_predicate> instead of nonimmediate_operand.
6205 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
6206 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
6207 Use register_operand instead of <round_nimm_predicate> for the
6208 operand that needs to match output.
6209 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
6210 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
6211 Likewise. Formatting fixes.
6214 * config/i386/i386.c (enum ix86_builtins): Remove
6215 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
6216 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
6217 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
6218 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
6219 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
6220 __builtin_ia32_vfmsubss3_mask3): New builtins.
6221 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
6222 avx512f_vmfmadd_<mode>_mask3<round_name>,
6223 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
6224 *avx512f_vmfmsub_<mode>_mask<round_name>,
6225 avx512f_vmfmsub_<mode>_mask3<round_name>,
6226 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
6227 *avx512f_vmfnmadd_<mode>_mask<round_name>,
6228 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
6229 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
6230 *avx512f_vmfnmsub_<mode>_mask<round_name>,
6231 avx512f_vmfnmsub_<mode>_mask3<round_name>,
6232 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
6233 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
6234 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
6235 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
6236 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
6237 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
6238 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
6239 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
6240 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
6241 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
6242 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
6243 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
6244 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
6245 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
6246 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
6247 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
6248 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
6249 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
6250 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
6251 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
6252 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
6253 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
6255 2019-03-21 Martin Sebor <msebor@redhat.com>
6257 PR tree-optimization/89350
6258 * builtins.c (compute_objsize): Also ignore offsets whose upper
6260 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
6261 (builtin_memref::builtin_memref): Initialize new member.
6262 Allow EXPR to be null.
6263 (builtin_memref::extend_offset_range): Replace local with a member.
6264 Avoid assuming pointer offsets are unsigned.
6265 (builtin_memref::set_base_and_offset): Determine base object
6266 before computing offset range.
6267 (builtin_access::builtin_access): Handle memset.
6268 (builtin_access::generic_overlap): Replace local with a member.
6269 (builtin_access::strcat_overlap): Same.
6270 (builtin_access::overlap): Same.
6271 (maybe_diag_overlap): Same.
6272 (maybe_diag_access_bounds): Same.
6273 (wrestrict_dom_walker::check_call): Handle memset.
6274 (check_bounds_or_overlap): Same.
6276 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
6277 Jakub Jelinek <jakub@redhat.com>
6280 * tree.c (fld_type_variant, fld_incomplete_type_of,
6281 fld_process_array_type): Call fld->pset.add and don't call
6282 add_tree_to_fld_list if it returns true.
6283 (free_lang_data_in_type): Similarly with self-recursive call. Purge
6284 non-marked types from TYPE_NEXT_VARIANT list.
6285 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
6287 2019-03-21 Jakub Jelinek <jakub@redhat.com>
6289 * hash-table.h (hash_table): Add Lazy template parameter defaulted
6290 to false, if true, don't alloc_entries during construction, but defer
6291 it to the first method that needs m_entries allocated.
6292 (hash_table::hash_table, hash_table::~hash_table,
6293 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
6294 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
6295 hash_table::clear_slot, hash_table::traverse_noresize,
6296 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
6297 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
6299 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
6300 NO_INSERT instead of find_with_hash.
6301 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
6302 hash_set::m_table): Add Lazy to template params of hash_table.
6303 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
6304 * attribs.c (test_attribute_exclusions): Likewise.
6305 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
6306 hash_set. Add tests for hash_set with Lazy = true.
6308 2019-03-21 Richard Biener <rguenther@suse.de>
6310 PR tree-optimization/89779
6311 * tree.c (tree_nop_conversion): Consolidate and fix defensive
6312 checks with respect to released SSA names now having error_mark_node
6314 * fold-const.c (operand_equal_p): Likewise.
6316 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
6319 * config/s390/s390.c (global_not_special_regno_p): Move to make it
6321 (s390_optimize_register_info): Use global_not_special_regno_p to
6322 check for global regs.
6324 2019-03-20 Jakub Jelinek <jakub@redhat.com>
6327 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
6328 update this_alternative nor this_alternative_set.
6330 2019-03-19 Jim Wilson <jimw@sifive.com>
6333 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
6334 align, size, offset. Use them to handle a BLKmode reference. Update
6336 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
6338 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6340 PR rtl-optimization/89768
6341 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
6343 (unroll_loop_runtime_iterations): Likewise.
6345 2019-03-19 Martin Sebor <msebor@redhat.com>
6347 PR tree-optimization/89644
6348 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
6349 rather than endptr as an indicator of nul-termination.
6351 PR tree-optimization/89644
6352 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
6353 arrays in determining sequence sizes in strncpy and stpncpy.
6355 2019-03-19 Martin Liska <mliska@suse.cz>
6358 * predict.c (combine_predictions_for_bb): Empty likely_edges and
6359 unlikely_edges if there's an edge that belongs to both these sets.
6361 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
6364 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
6365 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
6366 go via a stack temporary.
6368 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6371 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
6372 instead of gen_rtx_SUBREG.
6373 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
6375 2019-03-19 Richard Biener <rguenther@suse.de>
6378 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
6380 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
6384 * tree.c (free_lang_data_in_decl): Do not free context of C++
6387 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6390 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
6391 subs for the first alternative except when operands[3] is 1.
6394 * gimplify.c (gimplify_asm_expr): For output argument with
6395 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
6398 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
6400 PR rtl-optimization/89753
6401 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6402 explicit unrolling factor even more robust.
6404 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6407 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
6408 compensation use x2 += 1 instead of x2 -= -1 and when honoring
6409 signed zeros, do another copysign after the compensation.
6411 2019-03-18 Martin Sebor <msebor@redhat.com>
6413 PR tree-optimization/89720
6414 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
6415 more conservatively, the same as anti-range.
6417 2019-03-18 Richard Biener <rguenther@suse.de>
6420 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
6421 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
6422 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
6423 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
6425 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
6427 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
6428 Extend queue to 1024 entries.
6429 Add "consumed" field.
6430 (gomp_print_output): Remove print_index parameter.
6431 Add final parameter.
6432 Change limit to unsigned.
6433 Use consumed field to implement circular buffer.
6434 Detect interrupted print in final pass.
6435 Flush output at the end.
6436 (run): Update gomp_print_output usage.
6437 (main): Initialize kernargs->output_data.consumed.
6439 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
6441 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
6442 calculation of the minimum number of scalar iterations for
6443 fully-predicated loops.
6445 2019-03-18 Martin Jambor <mjambor@suse.cz>
6447 PR tree-optimization/89546
6448 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
6449 any propagation to its children took place.
6451 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
6454 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
6455 parameter, and make use of it.
6456 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
6458 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6460 * config/arc/arc.opt (mcode-density-frame): Get the inital value
6461 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
6462 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
6463 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
6464 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
6465 match what the ops is doing.
6466 (push_multi_fp_blink): Likewise.
6467 * config/arc/arc.c (arc_override_options): Enable enter/leave when
6468 compiling for size and elf target.
6469 (arc_save_callee_enter): Adjust note to match what enter/leave
6472 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6474 * config/arc/arc.md (tst_movb): Fix constraint.
6476 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6478 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
6480 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6482 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
6483 * config/arc/arc.c (arc_conditional_register_usage): Remove all
6484 reg_alloc_order references.
6485 (size_alloc_order): Define.
6486 (arc_adjust_reg_alloc_order): New function.
6487 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
6489 (ADJUST_REG_ALLOC_ORDER): Define.
6490 (HONOR_REG_ALLOC_ORDER): Likewise.
6492 2019-03-18 Richard Biener <rguenther@suse.de>
6495 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
6496 loads and stores a bit more.
6498 2019-03-18 Richard Biener <rguenther@suse.de>
6501 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
6502 load pessimization to stores as well.
6504 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
6507 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
6508 successor, use NULL as its av set.
6510 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
6512 PR rtl-optimization/89721
6513 * lra-constraints (invariant_p): Return false if side_effects_p holds.
6515 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
6518 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6519 When handling vec_extract, use modular arithmetic to allow
6520 constant selectors greater than vector length.
6521 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
6522 V1TImode vectors to have constant selector values greater than 0.
6523 Use modular arithmetic to compute vector index.
6524 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
6525 index for in-memory vectors. Correct code generation for
6526 in-register vectors.
6527 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
6530 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
6534 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
6537 2019-03-15 Jakub Jelinek <jakub@redhat.com>
6540 * tree.c (inchash::add_expr): Strip any location wrappers.
6541 * fold-const.c (operand_equal_p): Move stripping of location wrapper
6542 after hash verification.
6545 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
6546 SIGN_EXTEND and ZERO_EXTEND.
6548 2019-03-14 Jason Merrill <jason@redhat.com>
6549 Jakub Jelinek <jakub@redhat.com>
6551 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
6552 than if is_empty (*slot).
6553 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
6554 existing elt and for elt removal.
6555 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
6556 of already removed elt.
6558 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
6561 * config/i386/i386.c (remove_partial_avx_dependency): Handle
6564 2019-03-14 Martin Liska <mliska@suse.cz>
6567 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
6569 2019-03-14 Richard Biener <rguenther@suse.de>
6572 * config/i386/i386.c (make_resolver_func): Properly set
6573 DECL_CONTEXT on the RESULT_DECL.
6574 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
6576 2019-03-14 Richard Biener <rguenther@suse.de>
6578 * gimple-pretty-print.c: Include cfgloop.h.
6579 (dump_gimple_phi): Adjust.
6580 (dump_gimple_bb_header): Dump loop header for GIMPLE.
6581 (pp_cfg_jump): Adjust.
6582 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
6583 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
6584 (lower_phi_internal_fn): Remove.
6585 (verify_gimple_call): Remove IFN_PHI special-casing.
6586 (dump_function_to_file): Dump IL state.
6587 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
6588 done to deal with PHI nodes being present in non-SSA state.
6590 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6593 * multiple_target.c (create_dispatcher_calls): Change
6594 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
6595 In the node->iterate_referring loop, push *ref rather than ref, call
6596 ref->remove_reference () and always pass 0 to iterate_referring.
6598 PR rtl-optimization/89679
6599 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
6600 would contain a paradoxical SUBREG.
6602 2019-03-14 Richard Biener <rguenther@suse.de>
6604 PR tree-optimization/89710
6605 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
6608 2019-03-14 Martin Liska <mliska@suse.cz>
6610 * coverage.c (coverage_begin_function): Stream also
6612 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
6613 documentation about function declaration location.
6614 * gcov-dump.c (tag_function): Print whole range
6615 of function declaration.
6616 * gcov.c (struct function_info): Add end_column field.
6617 (function_info::function_info): Initialize it.
6618 (output_json_intermediate_file): Output {start,end}_column
6620 (read_graph_file): Read end_column.
6622 2019-03-14 Richard Biener <rguenther@suse.de>
6625 * fold-const.c (operand_equal_p): For INDIRECT_REF check
6626 that the access types are similar.
6628 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6630 PR tree-optimization/89703
6631 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
6632 aren't compatible also with builtin_decl_explicit. Check pure
6633 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
6634 and BUILT_IN_STPNCPY{,_CHK}.
6636 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
6639 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
6640 addr32 prefix to VSIB address for X32.
6641 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
6643 (*avx512pf_gatherpf<mode>df_mask): Likewise.
6644 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
6645 (*avx512pf_scatterpf<mode>df_mask): Likewise.
6646 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
6647 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
6648 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
6649 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
6650 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
6651 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
6652 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
6653 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
6654 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
6655 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
6656 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
6657 (*avx512f_scatterdi<mode>): Likewise.
6659 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
6662 * lra-constraints.c (inherit_in_ebb): Update
6663 potential_reload_hard_regs along with live_hard_regs.
6665 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6668 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
6670 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
6672 2019-03-13 Martin Sebor <msebor@redhat.com>
6674 PR tree-optimization/89662
6675 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
6678 2019-03-13 Richard Biener <rguenther@suse.de>
6681 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
6682 throw FP expressions at tree-affine.
6684 2019-03-14 Richard Biener <rguenther@suse.de>
6686 * tree-pretty-print.c (dump_generic_node): For -gimple properly
6687 dump negative integer constants using _Literal (type) -num.
6689 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6691 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
6692 nonlocal_value member.
6695 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
6696 (ipa_simd_modify_function_body): Handle PHIs.
6698 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6700 * config/s390/s390.c (s390_option_override_internal): Use more
6701 aggressive inlining parameters.
6703 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6705 * config/s390/3906.md: New file.
6706 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6707 (LONGRUNNING_THRESHOLD): Remove.
6708 (MAX_SCHED_MIX_SCORE): Decrease.
6709 (MAX_SCHED_MIX_DISTANCE): Decrease.
6710 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
6711 (struct s390_sched_state): New struct to hold scheduling state.
6712 (S390_SCHED_STATE_NORMAL): Remove.
6713 (S390_SCHED_STATE_CRACKED): Remove.
6714 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
6715 (s390_get_sched_attrmask): Use new attribute.
6716 (s390_get_unit_mask): Use new units.
6717 (s390_is_fpd): New function.
6718 (s390_is_fxd): New function.
6719 (s390_is_longrunning): New function.
6720 (s390_sched_score): Use new functions.
6721 (s390_sched_reorder): Likewise.
6722 (s390_sched_variable_issue): Rework and use new functions.
6723 (s390_sched_init): Use new functions.
6724 * config/s390/s390.h (s390_tune_attr): Add z14.
6725 * config/s390/s390.md: Add z14.
6727 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6729 * config/s390/2964.md: Update pipeline description.
6730 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6731 (LONGRUNNING_THRESHOLD): Remove.
6732 (LATENCY_FACTOR): Remove.
6733 (s390_get_unit_mask): Add unit.
6734 (s390_sched_score): Use fxd/fpd.
6735 (s390_sched_variable_issue): Use fxd/fpd.
6737 2019-03-12 Martin Liska <mliska@suse.cz>
6739 * config/i386/i386.c: Reword an error message.
6741 2019-03-12 Martin Jambor <mjambor@suse.cz>
6743 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
6744 terminate with newline.
6746 2019-03-12 Jakub Jelinek <jakub@redhat.com>
6749 * config/s390/s390.md (tabort): Use %wd instead of
6750 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
6751 letters and periods.
6752 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
6753 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
6757 * builtins.c (expand_builtin_int_roundingfn,
6758 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
6759 gcc_unreachable if validate_arglist fails.
6761 2019-03-12 Richard Biener <rguenther@suse.de>
6763 PR tree-optimization/89664
6764 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
6765 free the occurance tree after the early out.
6767 2019-03-11 Jakub Jelinek <jakub@redhat.com>
6771 * vr-values.c (vr_values::update_value_range): If
6772 old_vr->varying_p (), don't update it, make new_vr also VARYING
6775 2019-03-11 Martin Liska <mliska@suse.cz>
6777 * config/aarch64/aarch64.c (aarch64_override_options_internal):
6778 Fix double string quoting.
6780 2019-03-11 Martin Liska <mliska@suse.cz>
6782 * collect-utils.c (collect_wait): Wrap apostrophes
6783 in gcc internal format with %'.
6784 * collect2.c (main): Likewise.
6785 (scan_prog_file): Likewise.
6786 (scan_libraries): Likewise.
6787 * config/i386/i386.c (ix86_expand_call): Likewise.
6788 (ix86_handle_interrupt_attribute): Likewise.
6789 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
6790 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
6791 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
6792 * lto-wrapper.c (find_crtoffloadtable): Likewise.
6793 * symtab.c (symtab_node::verify_base): Likewise.
6794 * tree-cfg.c (verify_gimple_label): Likewise.
6795 * tree.c (verify_type_variant): Likewise.
6797 2019-03-11 Martin Liska <mliska@suse.cz>
6799 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
6800 in a string format message and fix GNU coding style.
6801 (expand_builtin_set_thread_pointer): Likewise.
6802 * common/config/aarch64/aarch64-common.c
6803 (aarch64_rewrite_selected_cpu): Likewise.
6804 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
6805 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
6806 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
6807 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
6808 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
6809 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
6810 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
6811 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
6812 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
6813 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
6815 * common/config/riscv/riscv-common.c
6816 (riscv_subset_list::parsing_subset_version): Likewise.
6817 (riscv_subset_list::parse_std_ext): Likewise.
6818 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6819 (riscv_subset_list::parse): Likewise.
6820 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
6821 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
6822 (aarch64_override_options_internal): Likewise.
6823 (aarch64_validate_mcpu): Likewise.
6824 (aarch64_validate_march): Likewise.
6825 (aarch64_validate_mtune): Likewise.
6826 (aarch64_override_options): Likewise.
6827 * config/alpha/alpha.c (alpha_option_override): Likewise.
6828 * config/arc/arc.c (arc_init): Likewise.
6829 (parse_mrgf_banked_regs_option): Likewise.
6830 (arc_override_options): Likewise.
6831 (arc_expand_builtin_aligned): Likewise.
6832 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
6833 (arm_expand_builtin): Likewise.
6834 * config/arm/arm.c (arm_option_check_internal): Likewise.
6835 (arm_configure_build_target): Likewise.
6836 (arm_option_override): Likewise.
6837 (arm_options_perform_arch_sanity_checks): Likewise.
6838 (arm_handle_cmse_nonsecure_entry): Likewise.
6839 (arm_handle_cmse_nonsecure_call): Likewise.
6840 (arm_tls_referenced_p): Likewise.
6841 (thumb1_expand_prologue): Likewise.
6842 * config/avr/avr.c (avr_option_override): Likewise.
6843 * config/bfin/bfin.c (bfin_option_override): Likewise.
6844 * config/c6x/c6x.c (c6x_option_override): Likewise.
6845 * config/cr16/cr16.c (cr16_override_options): Likewise.
6846 * config/cris/cris.c (cris_option_override): Likewise.
6847 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
6848 * config/darwin-c.c (macosx_version_as_macro): Likewise.
6849 * config/darwin.c (darwin_override_options): Likewise.
6850 * config/frv/frv.c (frv_expand_builtin): Likewise.
6851 * config/h8300/h8300.c (h8300_option_override): Likewise.
6852 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
6853 (ix86_option_override_internal): Likewise.
6854 (warn_once_call_ms2sysv_xlogues): Likewise.
6855 (ix86_expand_prologue): Likewise.
6856 (split_stack_prologue_scratch_regno): Likewise.
6857 (ix86_warn_parameter_passing_abi): Likewise.
6858 * config/ia64/ia64.c (fix_range): Likewise.
6859 * config/m68k/m68k.c (m68k_option_override): Likewise.
6860 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
6861 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
6862 (mips_set_compression_mode): Likewise.
6863 * config/mmix/mmix.c (mmix_option_override): Likewise.
6864 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
6865 * config/msp430/msp430.c (msp430_option_override): Likewise.
6866 * config/nds32/nds32.c (nds32_option_override): Likewise.
6867 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
6868 (nios2_option_override): Likewise.
6869 (nios2_expand_custom_builtin): Likewise.
6870 * config/nvptx/mkoffload.c (main): Likewise.
6871 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
6872 * config/pa/pa.c (fix_range): Likewise.
6873 (pa_option_override): Likewise.
6874 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
6875 (riscv_option_override): Likewise.
6876 * config/rl78/rl78.c (rl78_option_override): Likewise.
6877 * config/rs6000/aix61.h: Likewise.
6878 * config/rs6000/aix71.h: Likewise.
6879 * config/rs6000/aix72.h: Likewise.
6880 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
6881 * config/rs6000/freebsd64.h: Likewise.
6882 * config/rs6000/linux64.h: Likewise.
6883 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
6884 (rs6000_expand_zeroop_builtin): Likewise.
6885 (rs6000_expand_mtfsb_builtin): Likewise.
6886 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
6887 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
6888 (rs6000_invalid_builtin): Likewise.
6889 (rs6000_expand_split_stack_prologue): Likewise.
6890 * config/rs6000/rtems.h: Likewise.
6891 * config/rx/rx.c (valid_psw_flag): Likewise.
6892 (rx_expand_builtin): Likewise.
6893 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
6894 * config/s390/s390.c (s390_expand_builtin): Likewise.
6895 (s390_function_profiler): Likewise.
6896 (s390_option_override_internal): Likewise.
6897 (s390_option_override): Likewise.
6898 * config/sh/sh.c (sh_option_override): Likewise.
6899 (sh_builtin_saveregs): Likewise.
6900 (sh_fix_range): Likewise.
6901 * config/sh/vxworks.h: Likewise.
6902 * config/sparc/sparc.c (sparc_option_override): Likewise.
6903 * config/spu/spu.c (spu_option_override): Likewise.
6904 (fix_range): Likewise.
6905 * config/visium/visium.c (visium_option_override): Likewise.
6906 (visium_handle_interrupt_attr): Likewise.
6907 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
6908 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
6909 (dbg_cnt_process_opt): Likewise.
6910 * dwarf2out.c (output_dwarf_version): Likewise.
6911 * except.c (expand_eh_return): Likewise.
6912 * gcc.c (defined): Likewise.
6913 (driver_handle_option): Likewise.
6914 (process_command): Likewise.
6915 (compare_files): Likewise.
6916 (driver::prepare_infiles): Likewise.
6917 (driver::do_spec_on_infiles): Likewise.
6918 (driver::maybe_run_linker): Likewise.
6919 * omp-offload.c (oacc_parse_default_dims): Likewise.
6920 * opts-global.c (handle_common_deferred_options): Likewise.
6921 * opts.c (parse_sanitizer_options): Likewise.
6922 (common_handle_option): Likewise.
6923 (enable_warning_as_error): Likewise.
6924 * passes.c (enable_disable_pass): Likewise.
6925 * plugin.c (parse_plugin_arg_opt): Likewise.
6926 (default_plugin_dir_name): Likewise.
6927 * targhooks.c (default_expand_builtin_saveregs): Likewise.
6928 (default_pch_valid_p): Likewise.
6929 * toplev.c (init_asm_output): Likewise.
6930 (process_options): Likewise.
6931 (toplev::run_self_tests): Likewise.
6932 * tree-cfg.c (verify_gimple_call): Likewise.
6933 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
6934 (tree_inlinable_function_p): Likewise.
6935 * var-tracking.c (vt_find_locations): Likewise.
6937 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
6939 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
6940 only on the else branch.
6942 2019-03-11 Martin Liska <mliska@suse.cz>
6944 * gcov.c (output_intermediate_json_line): Print function
6946 (output_json_intermediate_file): Add new argument.
6947 * doc/gcov.texi: Document the change.
6949 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
6951 PR rtl-optimization/89588
6952 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6953 explicit unrolling factor more robust.
6955 2019-03-11 Richard Biener <rguenther@suse.de>
6957 PR tree-optimization/89649
6958 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6959 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
6960 on the prolog and epilog loops.
6961 (vect_loop_versioning): Return copy of loop.
6962 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
6963 on the non-vectorized version of the loop.
6965 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
6968 * config/i386/sse.md (*vec_extractv2di_0_sse):
6969 Add (=r,x) alternative and corresponding splitter.
6971 2019-03-10 Martin Jambor <mjambor@suse.cz>
6973 PR tree-optimization/85762
6974 PR tree-optimization/87008
6975 PR tree-optimization/85459
6976 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
6977 it points to if there is a type changing MEM_REF. Adjust all callers.
6978 (build_accesses_from_assign): Disable total scalarization if
6979 contains_vce_or_bfcref_p returns true through the new parameter, for
6982 2019-03-09 Jakub Jelinek <jakub@redhat.com>
6985 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
6986 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
6989 * common.opt (fdiagnostics-show-labels,
6990 fdiagnostics-show-line-numbers, fdiagnostics-format=,
6991 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
6992 gas-locview-support, ginline-points, ginternal-reset-location-views):
6993 Terminate description text with a dot.
6994 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
6995 * config/mcore/mcore.opt (m210, m340): Likewise.
6996 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
6997 mnops=): Start description text with a capital letter.
6998 * config/arc/arc.opt (msize-level=): Likewise.
6999 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
7000 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
7002 * config/ft32/ft32.opt (msim): Likewise.
7003 (mft32b, mcompress): Likewise. Terminate description text with a dot.
7004 (mnodiv, mnopm): Terminate description text with a dot.
7005 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
7007 * config/i386/i386.opt (prefer_vector_width, instrument_return):
7009 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
7012 PR rtl-optimization/89634
7013 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
7014 are modified in BB_END (e->src) instruction.
7016 2019-03-08 David Malcolm <dmalcolm@redhat.com>
7019 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
7020 messages more amenable to translation, and improve wording.
7022 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
7024 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
7025 ud- and du-chains between phases.
7027 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
7030 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
7031 instead of POLY_INT_CST.
7033 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
7035 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
7038 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
7043 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
7044 (_mm_storeu_si64): Ditto.
7046 2019-03-08 Martin Liska <mliska@suse.cz>
7049 * config/i386/i386.c (ix86_option_override_internal): Disable
7050 jump tables when retpolines are used.
7052 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
7055 * ipa-split.c (execute_split_functions): Do not split
7056 'noinline' or 'section' function.
7058 2019-03-08 Jakub Jelinek <jakub@redhat.com>
7061 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
7062 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
7063 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
7066 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
7067 from diagnostics. Formatting fixes.
7070 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
7071 warn_odr diagnostics.
7074 * lra-constraints.c (process_alt_operands): Avoid one space before
7075 " at the end of line and another after " on another line in a string
7077 * attribs.c (handle_dll_attribute): Likewise.
7078 * config/avr/avr-devices.c (avr_texinfo): Likewise.
7080 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
7081 warning_at or inform messages in G_() if there is no ?:.
7083 PR tree-optimization/89550
7084 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
7085 returned true. Formatting fixes.
7086 (expand_builtin_strnlen): Formatting fixes.
7087 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
7088 if warning_at returned true.
7089 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
7091 2019-03-08 Richard Biener <rguenther@suse.de>
7094 * cfgloop.h (struct loop): Add owned_clique field.
7095 * cfgloopmanip.c (copy_loop_info): Copy it.
7096 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
7098 * tree-inline.c (copy_loops): Remap owned_clique.
7099 * lto-streamer-in.c (input_cfg): Stream owned_clique.
7100 * lto-streamer-out.c (output_cfg): Likewise.
7102 2019-03-08 Jakub Jelinek <jakub@redhat.com>
7105 * config/darwin.c: Include intl.h.
7106 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
7107 composing the message out of two separate parts.
7109 2019-03-07 Jakub Jelinek <jakub@redhat.com>
7112 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
7113 doesn't start with a capital letter and doesn't end with a dot.
7114 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
7115 with a capital letter.
7116 (ix86_mangle_function_version_assembler_name): Likewise.
7117 (ix86_generate_version_dispatcher_body): Likewise.
7118 (fold_builtin_cpu): Likewise.
7119 (get_builtin_code_for_version): Likewise. Remove extraneous space.
7120 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
7121 translators, wrap full type name in %qs.
7123 PR translation/79999
7124 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
7125 depend clause with source (or sink) modifier.
7126 * omp-expand.c (expand_omp_ordered_sink): Likewise.
7129 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
7130 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
7131 (avx512f_load<mode>_mask): New define_expand.
7132 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
7133 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
7134 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
7135 __builtin_ia32_movess_mask): New builtins.
7136 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
7137 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
7138 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
7139 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
7141 2019-03-07 Martin Jambor <mjambor@suse.cz>
7144 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
7145 for extern inline functions.
7147 2019-03-07 Martin Jambor <mjambor@suse.cz>
7150 * cgraph.h (cgraph_node): New inline method former_thunk_p.
7151 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
7152 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
7153 have multiple callees. At the end check if declarations match as
7154 opposed to cgraph_nodes.
7156 2019-03-07 Martin Liska <mliska@suse.cz>
7158 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
7159 which is equivalent to searching for this in clones chain.
7160 * symtab.c (symtab_node::verify_base): Similarly compare ASM
7161 names with a neighbour and special case first node in a chain.
7163 2019-01-25 Jason Merrill <jason@redhat.com>
7165 PR c++/80916 - spurious "static but not defined" warning.
7166 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
7167 for an internal symbol with DECL_EXTERNAL.
7169 2019-04-07 Richard Biener <rguenther@suse.de>
7172 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
7173 * tree-inline.c (copy_loops): Simplify.
7175 2019-03-07 Martin Liska <mliska@suse.cz>
7177 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
7179 2019-03-07 Richard Biener <rguenther@suse.de>
7181 PR tree-optimization/89595
7182 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
7183 stmt iterator as reference, take boolean output parameter to
7184 indicate whether the stmt was removed and thus the iterator
7186 (dom_opt_dom_walker::before_dom_children): Re-iterate over
7187 stmts created by folding.
7189 2019-03-07 Jakub Jelinek <jakub@redhat.com>
7192 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
7195 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
7197 PR rtl-optimization/88845
7198 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
7200 * lra.c (remove_scratches_1): New function.
7201 (remove_scratches): Use it.
7202 (lra_emit_move): Likewise.
7204 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
7206 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
7207 unaligned_access variable.
7208 * config/arc/arc.c (arc_override_options): Set unaligned access
7209 default on for HS CPUs.
7210 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
7212 2019-03-06 Martin Liska <mliska@suse.cz>
7214 PR gcov-profile/89577
7215 * doc/gcov.texi: Prefer to use --coverage.
7216 * doc/sourcebuild.texi: Likewise.
7218 2019-03-02 Jason Merrill <jason@redhat.com>
7220 PR c++/86485 - -Wmaybe-unused with empty class ?:
7221 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
7223 2019-03-05 Jakub Jelinek <jakub@redhat.com>
7226 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
7230 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
7231 exactly one argument.
7233 2019-03-05 Jakub Jelinek <jakub@redhat.com>
7234 Richard Sandiford <richard.sandiford@arm.com>
7236 PR tree-optimization/89570
7237 * match.pd (vec_cond into cond_op simplification): Don't use
7238 get_conditional_internal_fn, use as_internal_fn (cond_op).
7240 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
7243 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
7244 to decide when to split off a non-zero offset from a symbol.
7245 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
7246 in function symbols.
7248 2019-03-05 Richard Biener <rguenther@suse.de>
7250 PR tree-optimization/89594
7251 * tree-if-conv.c (pass_if_conversion::execute): Handle
7252 case where .LOOP_VECTORIZED_FUNCTION was removed.
7254 2019-03-05 Jakub Jelinek <jakub@redhat.com>
7257 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
7258 instead alloca it only when needed with the needed size.
7260 PR tree-optimization/89570
7261 * match.pd (vec_cond into cond_op simplification): Guard with
7262 vectorized_internal_fn_supported_p test and #if GIMPLE.
7264 PR tree-optimization/89566
7265 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
7266 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
7267 Punt if get_user_idx_format succeeds, but idx_format argument is
7268 not provided or doesn't have pointer type, or if idx_args is above
7269 number of provided arguments.
7271 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
7273 PR tree-optimization/89437
7274 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
7276 2019-03-04 Richard Biener <rguenther@suse.de>
7279 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
7282 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
7284 PR tree-optimization/89487
7285 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
7286 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
7287 (distribute_loop): Don't do runtime alias check if there is non-
7288 addressable data reference.
7289 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
7290 is a register variable.
7292 2019-03-02 Jakub Jelinek <jakub@redhat.com>
7295 * config/arm/arm.md (cmpsi2_addneg): Use
7296 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
7297 If operands[2] is 0 or INT_MIN, force use of subs.
7298 (*compare_scc splitter): Use gen_int_mode.
7299 (*negscc): Likewise.
7300 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
7302 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
7303 Monk Chiang <sh.chiang04@gmail.com>
7305 * common/config/riscv/riscv-common.c: Include sstream.
7306 (riscv_subset_list::to_string): New.
7307 (riscv_arch_str): Likewise.
7308 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
7310 * config/riscv/riscv-protos.h (riscv_arch_str): New.
7311 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
7312 (riscv_emit_attribute): New.
7313 (riscv_file_start): Emit attribute if needed.
7314 (riscv_option_override): Init riscv_emit_attribute_p.
7315 * config/riscv/riscv.opt (mriscv-attribute): New option.
7316 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
7318 * doc/install.texi: Document --with-riscv-attribute.
7319 * doc/invoke.texi: Document -mriscv-attribute.
7321 * common/config/riscv/riscv-common.c:
7322 Include config/riscv/riscv-protos.h.
7323 (INCLUDE_STRING): Defined.
7324 (RISCV_DONT_CARE_VERSION): Defined.
7325 (riscv_subset_t): Declare.
7326 (riscv_subset_t::riscv_subset_t): New.
7327 (riscv_subset_list): Declare.
7328 (riscv_subset_list::riscv_subset_list): New.
7329 (riscv_subset_list::~riscv_subset_list): Likewise.
7330 (riscv_subset_list::parsing_subset_version): Likewise.
7331 (riscv_subset_list::parse_std_ext): Likewise.
7332 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
7333 (riscv_subset_list::add): Likewise.
7334 (riscv_subset_list::lookup): Likewise.
7335 (riscv_subset_list::xlen): Likewise.
7336 (riscv_subset_list::parse): Likewise.
7337 (riscv_supported_std_ext): Likewise.
7338 (current_subset_list): Likewise.
7339 (riscv_parse_arch_string): Using riscv_subset_list::parse to
7342 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
7344 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
7345 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
7346 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
7348 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
7350 PR rtl-optimization/85899
7351 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
7352 fallthru edges leading to the exit block.
7354 2019-03-01 Tamar Christina <tamar.christina@arm.com>
7357 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
7358 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
7360 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
7362 PR tree-optimization/89535
7363 * tree-vect-stmts.c (vectorizable_call): Record the vector types
7364 for each operand. Calculate the fallback choice for mask operands
7365 and pass it to vect_get_vec_def_for_operand.
7367 2019-03-01 Richard Biener <rguenther@suse.de>
7370 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
7371 get virtual operands.
7372 (get_expr_operands): Handle CONST_DECL like other decls.
7374 2019-03-01 Jakub Jelinek <jakub@redhat.com>
7377 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
7378 on DECL_P and EXPR_P.
7380 2019-03-01 Richard Biener <rguenther@suse.de>
7383 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
7384 argument, defaulted to zero.
7385 * passes.c (execute_function_todo): Pass down SSA update flags
7386 to cleanup_tree_cfg.
7387 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
7388 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
7390 (cleanup_tree_cfg): Get and pass down SSA update flags.
7392 2019-03-01 Jakub Jelinek <jakub@redhat.com>
7395 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
7396 early_lto_debug argument.
7398 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
7400 PR tree-optimization/89536
7401 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
7402 only whether bit #0 of the value is 0 instead of the entire value.
7404 2019-02-28 Marek Polacek <polacek@redhat.com>
7406 PR c++/87068 - missing diagnostic with fallthrough statement.
7407 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
7408 at the end of a seq, save its location to walk_stmt_info.
7409 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
7412 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
7415 * tree.c (find_atomic_core_type): Move ahead in file.
7416 (check_base_type): Correctly compare alignments of atomic types.
7418 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
7421 * config/i386/i386.c (get_builtin_code_for_version): Identify
7422 Westmere from PCLMUL, instead of AES.
7424 2019-02-28 Jakub Jelinek <jakub@redhat.com>
7427 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
7428 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
7431 2019-02-28 Tamar Christina <tamar.christina@arm.com>
7434 * config/aarch64/aarch64-option-extensions.def: Document it.
7435 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
7438 2019-02-28 Jakub Jelinek <jakub@redhat.com>
7441 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
7442 builtins if they don't have a single scalar floating point argument.
7445 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
7447 PR rtl-optimization/89490
7448 * varasm.c (get_block_for_section): Bail out for mergeable sections.
7449 (default_use_anchors_for_symbol_p, output_object_block): Assert the
7450 block section is not mergeable.
7452 2019-02-27 Jakub Jelinek <jakub@redhat.com>
7455 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
7456 old define_insn to ...
7457 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
7458 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
7459 Rename old define_insn to ...
7460 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
7461 (thumb2_casesi_internal_pic): New define_expand. Rename old
7463 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
7464 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
7465 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
7467 2019-02-27 Richard Biener <rguenther@suse.de>
7470 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
7472 2019-02-27 Richard Biener <rguenther@suse.de>
7474 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
7477 2019-02-27 Richard Biener <rguenther@suse.de>
7480 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
7481 parameter, prefix section name with .gnu.debuglto_ if true.
7482 (dwarf2out_finish): Pass false to output_comdat_type_unit.
7483 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
7485 2019-02-27 Richard Biener <rguenther@suse.de>
7488 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
7489 rather than on use_debug_types, doing what output_die does.
7490 (value_format): Likewise.
7492 2019-02-27 Martin Jambor <mjambor@suse.cz>
7493 Martin Sebor <msebor@redhat.com>
7495 * doc/invoke.texi (Warning Options): Reword description of
7496 -Wno-absolute-value.
7498 2019-02-27 Jakub Jelinek <jakub@redhat.com>
7500 PR tree-optimization/89280
7501 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
7502 builtin_setjmp_setup_bb): New functions.
7503 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
7504 When visiting __builtin_setjmp_setup block, queue in special
7505 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
7506 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
7507 from visited after the loop if they don't have any visited successor
7510 2018-02-26 Steve Ellcey <sellcey@marvell.com>
7512 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
7514 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
7516 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7519 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
7520 with types other than sizetype/ssizetype.
7522 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
7524 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
7525 (enum sparc_processor_type): ...this.
7526 (enum sparc_code_model_type): New enumeration type.
7527 (enum sparc_memory_model_type): Tweak comments.
7528 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
7530 (mcmodel): Use sparc_code_model enumeration and variable.
7531 (sparc_code_model): New enumeration.
7532 (mdebug): Add Undocumented marker.
7533 * config/sparc/sparc.h (enum cmodel): Delete.
7534 (sparc_cmodel): Likewise.
7535 (TARGET_CM_MEDLOW): Adjust to above renaming.
7536 (TARGET_CM_MEDMID): Likewise.
7537 (TARGET_CM_MEDANY): Likewise.
7538 (TARGET_CM_EMBMEDANY): Likewise.
7539 * config/sparc/sparc.c (sparc_cmodel): Delete.
7540 (sparc_option_override): Remove string/value mapping support for the
7541 code model. Move code and memory model support to after the handling
7542 of target flags. Do private machine setup last.
7543 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
7544 (sparc_legitimize_reload_address): Likewise.
7545 (sparc_output_mi_thunk): Likewise.
7546 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
7548 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7550 PR tree-optimization/89500
7551 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
7552 (handle_builtin_strlen): Remove noncst_bound variable. Always
7553 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
7554 cst if the first cst bytes starting at x are known to be non-zero,
7555 even if the string is not zero terminated. Don't try to modify
7556 *si for strnlen. Update strlen_to_stridx only for strlen or if
7557 we can prove strnlen returns the same value as strlen would.
7559 2019-02-26 Martin Liska <mliska@suse.cz>
7561 * alloc-pool.h (struct pool_usage): Remove extra
7563 * bitmap.h (struct bitmap_usage): Likewise.
7564 * ggc-common.c (struct ggc_usage): Likewise.
7565 * mem-stats.h (struct mem_usage): Likewise.
7566 (mem_alloc_description::dump): Print dash lines
7567 here and repeat header at the end of a table report.
7568 It's then more readable.
7569 * tree-phinodes.c (phinodes_print_statistics): Make
7570 horizontal alignment.
7571 * tree-ssanames.c (ssanames_print_statistics): Likewise.
7572 * vec.c (struct vec_usage): Remove extra print_dash_line.
7573 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
7575 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
7577 * doc/extend.texi (__builtin_object_size):
7578 Use @pxref instead of @xref inside parenthesis.
7579 (__builtin_has_attribute): Add missing comma after @xref.
7580 (__builtin_object_size): Ditto.
7581 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
7582 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
7585 2019-02-26 Jeff Law <law@redhat.com>
7587 PR rtl-optimization/87761
7588 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
7589 detect obviously dead insns and delete them.
7591 2019-02-26 Richard Biener <rguenther@suse.de>
7593 PR tree-optimization/89505
7594 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
7595 to handle restrict pointed-to vars with multiple subvars
7598 2019-02-26 Richard Biener <rguenther@suse.de>
7600 PR tree-optimization/89489
7601 * tree-parloops.c (create_loop_fn): Copy over last_clique.
7603 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
7605 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
7606 and move around comment.
7607 <BIT_AND_EXPR>: Likewise.
7608 <BIT_NOT_EXPR>: Add specific handling for boolean types.
7610 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7613 * config/i386/i386.c (remove_partial_avx_dependency): Call
7614 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
7615 after changing possibly many instructions to use that pseudo. Fix up
7616 insertion of v4sf_const0 setter at the start of bb.
7618 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7621 * doc/extend.texi (Variadic Pointer Args): New section.
7623 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7624 Martin Sebor <msebor@gmail.com>
7626 * common.opt (Wattribute-alias): Likewise.
7627 * doc/invoke.texi (Option Summary): List general form of
7628 -Wattribute-alias=. List positive form of -Wmissing-attributes.
7629 (-Wmissing-attributes): Invert entry, rewrite and correct default.
7630 Add cross-references.
7631 (-Wattribute-alias): Rewrite and correct default. Mention
7632 considered attributes (same as for -Wmissing-attributes).
7634 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
7636 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
7637 (_mm_cvtpd_ps): Likewise.
7638 (_mm_cvttpd_epi32): Likewise.
7641 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
7642 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
7645 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
7647 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7650 * common/config/aarch64/aarch64-common.c
7651 (struct aarch64_option_extension): Add is_synthetic.
7652 (all_extensions): Use it.
7653 (TARGET_OPTION_INIT_STRUCT): Define hook.
7654 (struct gcc_targetm_common): Moved to end.
7655 (all_extensions_by_on): New.
7656 (opt_ext_cmp, typedef opt_ext): New.
7657 (aarch64_option_init_struct): New.
7658 (aarch64_contains_opt): New.
7659 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
7660 * config/aarch64/aarch64-option-extensions.def
7661 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
7662 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
7663 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
7664 Set is_synthetic to false.
7665 (crypto): Set is_synthetic to true.
7666 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
7669 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7671 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7672 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
7673 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7674 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
7675 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
7676 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
7677 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
7678 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
7680 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
7681 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7682 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
7683 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
7684 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
7685 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
7686 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
7687 vfmlsl_laneq_high_f16): ... To this.
7688 * config/arm/neon.md: Update comments.
7690 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7692 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7693 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
7694 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7695 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
7696 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
7697 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
7698 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
7699 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
7701 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
7702 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7703 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
7704 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
7705 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
7706 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
7707 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
7708 vfmlslq_laneq_high_f16): ... To this.
7710 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
7712 PR rtl-optimization/86096
7713 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
7714 comparing mw_order values.
7716 2019-02-25 Jakub Jelinek <jakub@redhat.com>
7719 * config/arm/arm.md (*subsi3_carryin_const): Use
7720 arm_neg_immediate_operand predicate instead of
7721 arm_not_immediate_operand, "L" constraint instead of "K" and
7722 print it using %n2 instead of %B2.
7723 (*subsi3_carryin_const0): New define_insn.
7724 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
7725 instead of arm_not_operand and "I" constraint instead of "K" and
7726 print it using %n3 instead of %B2. Instead of using match_dup 2 add
7727 another match_operand and in the condition check that it is negation
7729 (*subsi3_carryin_compare_const0): New define_ins.
7730 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
7731 *subsi3_carryin_const.
7732 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
7733 split into *subsi3_carryin_compare_const0 if the highpart is zero.
7736 * config/arm.vfp.md (*negdf2_vfp): Use
7737 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
7738 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
7740 2019-02-24 Jakub Jelinek <jakub@redhat.com>
7742 PR rtl-optimization/89445
7743 * simplify-rtx.c (simplify_ternary_operation): Don't use
7744 simplify_merge_mask on operands that may trap.
7745 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
7746 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
7747 second operand is CONST_VECTOR, check if any element could be zero.
7748 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
7749 their operands can trap.
7751 2019-02-23 Martin Sebor <msebor@redhat.com>
7753 * gimple-ssa-sprintf.c (target_strtol): Rename...
7754 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
7755 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
7756 check for range error.
7758 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
7761 * opts-common.c (prune_options): Also prune joined switches
7762 with Negative and RejectNegative.
7763 * config/i386/i386.opt (march=): Add Negative(march=).
7764 (mtune=): Add Negative(mtune=).
7765 * doc/options.texi: Document Negative used together with Joined
7768 2019-02-22 Martin Sebor <msebor@redhat.com>
7770 * doc/extend.texi (Other Builtins): Add
7771 __builtin_is_constant_evaluated.
7773 2019-02-22 Richard Biener <rguenther@suse.de>
7775 PR tree-optimization/87609
7776 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
7778 2019-02-22 Jeff Law <law@redhat.com>
7780 PR rtl-optimization/87761
7781 * config/mips/mips.md: Add new combiner pattern to recognize
7782 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
7784 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
7787 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
7788 destination register in peepholes generating patterns for ADDS/SUBS.
7789 (add<mode>3_compare0,
7790 *addsi3_compare0_uxtw, add<mode>3_compareC,
7791 add<mode>3_compareV_imm, add<mode>3_compareV,
7792 *adds_<optab><ALLX:mode>_<GPI:mode>,
7793 *subs_<optab><ALLX:mode>_<GPI:mode>,
7794 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
7795 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
7796 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
7797 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
7798 sub<mode>3_compare1): Allow stack pointer for source register.
7799 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
7801 2019-02-22 Martin Sebor <msebor@redhat.com>
7803 PR tree-optimization/88993
7804 PR tree-optimization/88853
7805 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
7807 (sprintf_dom_walker::call_info::is_string_func): New helper.
7808 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
7809 for formatted string functions.
7810 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
7812 2019-02-22 Martin Sebor <msebor@redhat.com>
7815 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
7816 unreachable subexpressions.
7818 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
7819 Hongtao Liu <hongtao.liu@intel.com>
7820 Sunil K Pandey <sunil.k.pandey@intel.com>
7823 * config/i386/i386-passes.def: Add
7824 pass_remove_partial_avx_dependency.
7825 * config/i386/i386-protos.h
7826 (make_pass_remove_partial_avx_dependency): New.
7827 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
7829 (pass_data_remove_partial_avx_dependency): New.
7830 (pass_remove_partial_avx_dependency): Likewise.
7831 (make_pass_remove_partial_avx_dependency): Likewise.
7832 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
7833 (*extendsfdf2): Add avx_partial_xmm_update.
7834 (truncdfsf2): Likewise.
7835 (*float<SWI48:mode><MODEF:mode>2): Likewise.
7836 (SF/DF conversion splitters): Disabled for TARGET_AVX.
7838 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
7841 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
7844 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
7847 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
7848 (PTA_SKYLAKE): Add PTA_AES.
7849 (PTA_GOLDMONT): Likewise.
7851 2019-02-22 Sudakshina Das <sudi.das@arm.com>
7853 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
7854 instruction if enabled.
7855 (aarch64_override_options): Remove reference to return address key.
7857 2019-02-22 Richard Biener <rguenther@suse.de>
7859 PR tree-optimization/89440
7860 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
7861 not necessary assert.
7863 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
7866 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
7867 (oacc_replace_fn_attrib_attr): ... this new function.
7868 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
7869 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
7871 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7873 * config/arm/arm-cpus.in (ares): Rename to...
7874 (neoverse-n1): ... This. Add ares as alias.
7875 * config/arm/arm-tables.opt: Regenerate.
7876 * config/arm/arm-tune.md: Likewise.
7877 * doc/invoke.txt (ARM Options): Document neoverse-n1.
7879 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7881 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
7882 * config/aarch64/aarch64-tune.md: Regenerate.
7883 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
7885 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7887 * config/aarch64/aarch64.c (ares_tunings): Rename to...
7888 (neoversen1_tunings): ... This.
7889 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
7890 (neoverse-n1): New CPU.
7891 * config/aarch64/aarch64-tune.md: Regenerate.
7892 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
7894 2019-02-22 Richard Biener <rguenther@suse.de>
7897 * cfghooks.h (dependence_hash): New typedef.
7898 (struct copy_bb_data): New type.
7899 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
7900 (duplicate_block): Likewise.
7901 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
7902 (copy_bbs): Create and pass down copy_bb_data.
7903 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
7904 (rtl_duplicate_bb): Likewise.
7905 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
7906 remap dependence info.
7908 2019-02-22 Richard Biener <rguenther@suse.de>
7910 PR tree-optimization/87609
7911 * tree-core.h (tree_base): Document special clique values.
7912 * tree-inline.c (remap_dependence_clique): Do not use the
7913 special clique value of one.
7914 (maybe_set_dependence_info): Use clique one.
7915 (clear_dependence_clique): New callback.
7916 (compute_dependence_clique): Clear clique one from all refs
7917 before assigning it (again).
7919 2019-02-21 Martin Sebor <msebor@redhat.com>
7921 * doc/extend.texi (__clear_cache): Correct signature.
7923 2019-02-21 Ian Lance Taylor <iant@golang.org>
7926 * varasm.c (decode_addr_const): Call lookup_constant_def rather
7927 than output_constant_def.
7928 (add_constant_to_table): New static function.
7929 (output_constant_def): Call add_constant_to_table.
7930 (tree_output_constant_def): Likewise.
7932 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7935 * builtins.c (fold_builtin_arith_overflow): If first two args are
7936 INTEGER_CSTs, set intres and ovfres to constants rather than calls
7939 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
7942 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
7943 error for -mindirect-branch/-mfunction-return with incompatible
7946 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7949 * constraints.md (q): Remove.
7950 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
7953 2019-02-21 Martin Jambor <mjambor@suse.cz>
7956 * omp-general.c (omp_extract_for_data): Removed a duplicate call
7957 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
7958 (omp_adjust_for_condition): ...here. Added necessary parameters.
7959 * omp-general.h (omp_adjust_for_condition): Updated declaration.
7960 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
7961 proper values to new parameters of omp_adjust_for_condition.
7963 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7966 * expr.c (expand_assignment): If result is a MEM, use change_address
7967 instead of simplify_gen_subreg.
7969 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7970 David Malcolm <dmalcolm@redhat.com>
7973 * fold-const.c (decode_field_reference): Return NULL_TREE if
7974 lang_hooks.types.type_for_size returns NULL. Check it before
7975 overwriting *exp_. Use return NULL_TREE instead of return 0.
7977 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7981 * toplev.c (do_compile): Double the emin/emax exponents to workaround
7984 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
7987 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
7988 TARGET_SSE in addition to TARGET_SSE_MATH.
7990 (ix86_excess_precision): Ditto.
7991 (ix86_float_exceptions_rounding_supported_p): Ditto.
7992 (use_rsqrt_p): Ditto.
7993 * config/i386/sse.md (rsqrt<mode>2): Ditto.
7995 2019-02-20 David Malcolm <dmalcolm@redhat.com>
7998 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
7999 linenum_arith_t when determining if two adjacent line spans are
8000 close enough to merge.
8001 (diagnostic_show_locus): Use linenum_arith_t when iterating over
8002 lines within each line_span.
8004 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
8007 * lra-constraints.c(uses_hard_regs_p): Fix handling of
8008 paradoxical SUBREGS.
8010 2019-02-20 Li Jia He <helijia@linux.ibm.com>
8013 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
8014 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
8015 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
8018 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
8020 * config/gcn/gcn.c (print_operand): Fix typo.
8022 2019-02-19 Richard Biener <rguenther@suse.de>
8025 * toplev.c (do_compile): Initialize mpfr's exponent range
8026 based on available float modes.
8028 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
8030 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
8031 as long as the epilogue isn't completed.
8033 2019-02-18 Martin Sebor <msebor@redhat.com>
8035 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
8036 __has_cpp_attribute, and __has_include.
8038 2019-02-18 Martin Sebor <msebor@redhat.com>
8040 * doc/invoke.texi (-Wreturn-type): Correct and expand.
8042 2019-02-18 Martin Sebor <msebor@redhat.com>
8045 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
8047 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
8049 2019-02-18 Richard Biener <rguenther@suse.de>
8051 PR tree-optimization/89296
8052 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
8053 of no-warning flag to cases that might emit the bogus warning.
8055 2019-02-18 Jakub Jelinek <jakub@redhat.com>
8058 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
8060 * config/arm/vfp.md (*movdi_vfp): Likewise.
8061 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
8062 "q" constraint for operands[0].
8065 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
8066 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
8067 pattern in a temporary buffer.
8068 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
8069 than 64-operands[2].
8072 * config/s390/s390.c (s390_indirect_branch_attrvalue,
8073 s390_indirect_branch_settings): Define unconditionally.
8074 (s390_set_current_function): Likewise, but guard the whole body except
8075 the s390_indirect_branch_settings call with
8076 #if S390_USE_TARGET_ATTRIBUTE.
8077 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
8079 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
8080 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
8081 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
8082 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
8083 HOST_WIDE_INT_1U instead of 1ULL.
8084 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
8085 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
8086 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
8087 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
8089 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
8092 2019-02-18 Martin Jambor <mjambor@suse.cz>
8094 PR tree-optimization/89209
8095 * tree-sra.c (create_access_replacement): New optional parameter
8096 reg_tree. Use it as a type if non-NULL and access type is not of
8098 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
8099 to create_access_replacement.
8100 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
8101 Check lacc is non-NULL before attempting to re-create it on the RHS.
8103 2019-02-18 Martin Liska <mliska@suse.cz>
8106 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
8108 (symbol_table::free_edge): Recycle m_summary_id.
8109 * cgraph.h (get_summary_id): New.
8110 (symbol_table::release_symbol): Set m_summary_id to -1
8112 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
8113 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
8114 function_summary to fast_function_summary.
8115 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
8116 * ipa-pure-const.c (class funct_state_summary_t):
8117 Switch from function_summary to fast_function_summary.
8118 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
8119 (class ipa_ref_opt_summary_t): Switch from function_summary
8120 to fast_function_summary.
8121 * symbol-summary.h (class function_summary_base): New class
8122 that is created from base of former function_summary.
8123 (function_summary_base::unregister_hooks): New.
8124 (class function_summary): Inherit from function_summary_base.
8125 (class call_summary_base): New class
8126 that is created from base of former call_summary.
8127 (class call_summary): Inherit from call_summary_base.
8128 (struct is_same): New.
8129 (class fast_function_summary): New summary class.
8130 (class fast_call_summary): New summary class.
8131 * vec.h (vec_safe_grow_cleared): New function.
8133 2019-02-18 Martin Liska <mliska@suse.cz>
8135 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
8136 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
8137 * doc/tm.texi: Document new target hook.
8138 * doc/tm.texi.in: Likewise.
8139 * target.def: Add new target macro.
8140 * gcc.c (find_fortran_preinclude_file): Do not search multilib
8143 2019-02-17 Alan Modra <amodra@gmail.com>
8146 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
8147 output reg on add insn.
8148 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
8150 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
8153 * config/i386/sse.md (ssedoublemode): Remove V4HI.
8154 (PMULHRSW): Likewise.
8155 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
8157 (ssse3_pmulhrswv4hi3): New expander.
8159 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
8161 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
8162 MMX. Add isa attribute.
8164 2019-02-16 Jakub Jelinek <jakub@redhat.com>
8166 PR rtl-optimization/66152
8167 * builtins.h (c_readstr): Declare.
8168 * builtins.c (c_readstr): Remove forward declaration. Add
8169 null_terminated_p argument, if false, read all bytes from the
8170 string instead of stopping after '\0'.
8171 * expr.c (string_cst_read_str): New function.
8172 (store_expr): Use string_cst_read_str instead of
8173 builtin_strncpy_read_str. Try to store by pieces the whole
8174 exp_len first, and only if that fails, split it up into
8175 store by pieces followed by clear_storage. Formatting fix.
8177 * config/i386/i386.md (*movqi_internal): Remove static from
8178 buf variable. Use output_asm_insn (buf, operands); return "";
8179 instead of return buf;.
8180 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
8181 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
8182 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
8184 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
8186 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
8187 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
8188 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
8189 (CC1_SPEC): Likewise.
8190 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
8192 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
8194 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
8195 the base address on 64-bit strict-alignment platforms.
8197 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
8199 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
8201 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
8203 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
8205 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
8207 PR rtl-optimization/88308
8208 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
8209 on copied instruction.
8211 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
8213 * final.c (insn_current_reference_address): Replace test on JUMP_P
8214 with test on jump_to_label_p.
8215 * config/visium/visium-passes.def: New file.
8216 * config/visium/t-visium (PASSES_EXTRA): Define.
8217 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
8218 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
8219 (TRAMPOLINE_ALIGNMENT): Define.
8220 * config/visium/visium.c (visium_option_override): Do not register
8221 the machine-specific reorg pass here.
8222 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
8224 (output_branch): Adjust threshold for long branch instruction.
8225 * config/visium/visium.md (cpu): Move around.
8226 (length): Adjust for the GR6.
8228 2019-02-15 Richard Biener <rguenther@suse.de>
8229 Jakub Jelinek <jakub@redhat.com>
8231 PR tree-optimization/89278
8232 * tree-loop-distribution.c: Include tree-eh.h.
8233 (generate_memset_builtin, generate_memcpy_builtin): Call
8234 rewrite_to_non_trapping_overflow on builtin->size before passing it
8235 to force_gimple_operand_gsi.
8237 2019-02-15 Jakub Jelinek <jakub@redhat.com>
8240 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
8242 * opth-gen.awk: Likewise.
8244 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
8246 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
8247 Enable MMX, SSE and SSE2 by default.
8248 * config/i386/i386.c (ix86_option_override_internal): Do not
8249 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
8251 2019-02-14 Jakub Jelinek <jakub@redhat.com>
8253 PR rtl-optimization/89354
8254 * combine.c (make_extraction): Punt if extraction_mode is narrower
8257 2019-02-14 Maya Rashish <coypu@sdf.org>
8259 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
8260 * config/netbsd-d.c: New file.
8261 * config/t-netbsd: Add netbsd-d.o
8263 2018-02-14 Steve Ellcey <sellcey@marvell.com>
8265 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
8266 affects_type_identity to true for aarch64_vector_pcs.
8267 (aarch64_comp_type_attributes): New function.
8268 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
8270 2019-02-14 Tamar Christina <tamar.christina@arm.com>
8273 * config/arm/iterators.md (ANY64): Add V4HF.
8275 2019-02-14 Martin Liska <mliska@suse.cz>
8277 PR rtl-optimization/89242
8278 * dce.c (delete_unmarked_insns): Call free_dominance_info we
8279 process a transformation.
8281 2019-02-14 Jakub Jelinek <jakub@redhat.com>
8283 PR tree-optimization/89314
8284 * fold-const.c (fold_binary_loc): Cast strlen argument to
8285 const char * before dereferencing it. Formatting fixes.
8288 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
8290 2019-02-13 Ian Lance Taylor <iant@golang.org>
8292 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
8293 and set current index for other optimizations.
8295 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
8297 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
8298 nonimmediate_operand as operand 2 predicate.
8299 (vec_set<VF2_512_256:mode>_0): Ditto.
8300 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
8301 (*vec_concatv2si): Remove alternative 2.
8302 (*vec_concatv4si_0): Use vm constraint for alternative 0.
8303 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
8304 (vec_concatv2di): Split alternatives 4,5,6 to ...
8305 (*vec_concatv2di_0) ... new pattern.
8307 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
8310 * config/arm/arm.c (ldm_stm_operation_p) Set
8311 addr_reg_in_reglist correctly for first register.
8312 (load_multiple_sequence): Remove dead base check.
8313 (gen_ldm_seq): Correctly set write_back for Thumb-1.
8315 2019-02-13 Tamar Christina <tamar.christina@arm.com>
8318 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
8319 Expose as @aarch64_pred_mov.
8320 * config/aarch64/aarch64.c (aarch64_classify_address):
8321 Use expand_insn which legitimizes operands.
8323 2019-02-13 Martin Liska <mliska@suse.cz>
8325 * builtins.h (expand_builtin_with_bounds): Remove declaration.
8326 * calls.c (struct arg_data): Remove special_slot, pointer_arg
8327 and pointer_offset fields.
8328 (initialize_argument_information): Remove usage of dead
8330 * cgraph.h (struct cgraph_thunk_info): Remove
8331 add_pointer_bounds_args.
8332 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
8334 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
8336 * config/i386/i386.c (ix86_function_arg_advance): Remove
8338 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
8339 (def_builtin): Remove usage of dead
8341 (ix86_add_new_builtins): Likewise.
8342 * ipa-fnsummary.c (compute_fn_summary): Likewise.
8343 * ipa-icf.c (sem_function::equals_wpa): Likewise.
8344 (sem_function::init): Likewise.
8345 (sem_variable::merge): Likewise.
8346 * ipa-visibility.c (function_and_variable_visibility): Likewise.
8347 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
8348 * lto-cgraph.c (lto_output_node): Likewise.
8349 (lto_output_varpool_node): Likewise.
8350 (input_node): Likewise.
8351 (input_varpool_node): Likewise.
8352 * lto-streamer-out.c (lto_output): Likewise.
8353 * tree-inline.c (expand_call_inline): Remove usage of
8355 * tree-inline.h (struct copy_body_data): Likewise.
8356 * varpool.c (varpool_node::dump): Likewise.
8358 2019-02-13 Jakub Jelinek <jakub@redhat.com>
8361 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
8362 into pt->vars_contains_escaped_heap instead of setting
8363 pt->vars_contains_escaped_heap to it.
8366 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
8367 INTVAL (size), compare it to GET_MODE_MASK instead of
8368 1 << GET_MODE_BITSIZE.
8371 * config/i386/predicates.md (x86_64_immediate_operand): Allow
8372 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
8375 2019-02-13 Martin Liska <mliska@suse.cz>
8378 * cfgrtl.c (remove_barriers_from_footer): New function.
8379 (try_redirect_by_replacing_jump): Use it.
8380 (cfg_layout_redirect_edge_and_branch): Likewise.
8382 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8384 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
8385 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
8386 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
8387 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
8388 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
8389 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
8391 * config/rs6000/rs6000.c (builtin_function_type)
8392 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
8393 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
8394 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
8395 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
8396 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
8398 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
8400 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
8401 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
8403 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
8406 * config/i386/i386.md (*movoi_internal_avx): Revert revision
8407 268678 and revision 268657.
8408 (*movti_internal): Likewise.
8410 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
8413 * config/s390/s390.c (s390_decompose_address): Update comment.
8414 (s390_check_qrst_address): Reject invalid address forms after
8417 2019-02-12 Martin Liska <mliska@suse.cz>
8420 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
8421 we need default values of funct_state for a function that
8424 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
8426 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
8427 the object to pick the size of stores on strict-alignment platforms.
8429 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
8430 (*movdi_insn_sp32): Likewise.
8431 (*movdi_insn_sp64): Likewise.
8433 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
8436 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
8437 types that needs constructiong.
8438 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
8440 2019-02-12 Richard Biener <rguenther@suse.de>
8442 PR tree-optimization/89253
8443 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
8446 2019-02-11 David Malcolm <dmalcolm@redhat.com>
8449 * input.c (selftest::test_line_offset_overflow): New selftest.
8450 (selftest::input_c_tests): Call it.
8452 2019-02-11 Martin Sebor <msebor@redhat.com>
8454 PR tree-optimization/88771
8455 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
8456 when -Wstringop-overflow is set.
8457 (builtin_memref::builtin_memref): Adjust excessive upper bound
8458 only when lower bound is not excessive.
8459 (maybe_diag_overlap): Detect and diagnose excessive bounds via
8460 -Wstringop-ovefflow.
8461 (maybe_diag_offset_bounds): Rename...
8462 (maybe_diag_access_bounds): ...to this.
8463 (check_bounds_or_overlap): Adjust for name change above.
8465 2019-02-11 Martin Sebor <msebor@redhat.com>
8468 * builtins.c (max_object_size): Move from here...
8469 * builtins.h (max_object_size): ...and here...
8470 * tree.c (max_object_size): ...to here...
8471 * tree.h (max_object_size): ...and here.
8473 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
8475 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
8476 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
8477 for correct semantics.
8479 2019-02-11 Alan Modra <amodra@gmail.com>
8481 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
8482 -mlongcall and -mpltseq.
8483 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
8484 (RS/6000 and PowerPC Options <-mpltseq>): Document.
8485 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
8486 * config/rs6000/sysv4.opt (mpltseq): New option.
8487 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
8488 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
8489 support is lacking. Don't allow -mpltseq with -mbss-plt.
8490 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
8491 -mpltseq given for ELFv1.
8492 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
8493 Only use UNSPEC_PLTSEQ for inline PLT calls.
8494 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
8495 use UNSPEC_PLTSEQ for inline PLT calls.
8496 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
8497 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
8498 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
8499 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8500 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8501 (pltseq_mtctr_<mode>): Likewise.
8503 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8505 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
8507 * configure: Regenerate.
8509 2019-02-11 Jakub Jelinek <jakub@redhat.com>
8512 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
8515 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
8517 * function.c (assign_parm_setup_block): Use the stored
8518 size, not the passed size, when allocating stack-space,
8519 also for a parameter with alignment larger than
8520 MAX_SUPPORTED_STACK_ALIGNMENT.
8522 2019-02-11 Martin Liska <mliska@suse.cz>
8525 * ipa-cp.c (build_toporder_info): Remove usage of a param.
8526 * ipa-inline.c (inline_small_functions): Likewise.
8527 * ipa-pure-const.c (propagate_pure_const): Likewise.
8528 (propagate_nothrow): Likewise.
8529 * ipa-reference.c (propagate): Likewise.
8530 * ipa-utils.c (struct searchc_env): Remove unused field.
8531 (searchc): Always search across AVAIL_INTERPOSABLE.
8532 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
8533 the only called IPA pure const can properly not propagate
8534 across interposable boundary.
8535 * ipa-utils.h (ipa_reduced_postorder): Remove param.
8537 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
8539 * config/nds32/nds32.md (call_internal, call_value_internal,
8540 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
8542 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
8544 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
8547 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
8549 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
8552 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
8554 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
8556 2019-02-10 Jakub Jelinek <jakub@redhat.com>
8558 PR tree-optimization/89268
8559 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
8560 if preds is non-NULL.
8562 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8565 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
8568 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
8570 * config/nds32/nds32.md (trap): New pattern.
8572 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
8574 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
8577 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
8579 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
8582 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8584 * ipa-visibility.c (localize_node): Also do not localize
8585 LDPR_PREVAILING_DEF_IRONLY_EXP.
8587 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8590 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
8591 instead of type_with_linkage.
8593 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8596 * params.def (uninlined-function-insns, uninlined-function-time,
8597 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
8598 bound so we don't get overflows.
8600 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
8602 * config/rs6000/rs6000-string.c (expand_compare_loop,
8603 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
8606 2019-02-09 Jakub Jelinek <jakub@redhat.com>
8609 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8610 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
8611 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
8613 2019-02-09 Alan Modra <amodra@gmail.com>
8616 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
8617 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
8620 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
8623 * lra-constraints.c (process_alt_operands): Don't increase reject
8624 for memory when offset memory is required.
8626 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
8628 * config/s390/vector.md: Implement vector copysign.
8630 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8632 * expr.c (expand_constructor): Correct indentations.
8634 2019-02-08 Richard Biener <rguenther@suse.de>
8636 PR tree-optimization/89247
8637 * tree-if-conv.c: Include tree-cfgcleanup.h.
8638 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
8639 (tree_if_conversion): Pass through predicate vector.
8640 (pass_if_conversion::execute): Do CFG cleanup and SSA update
8641 inline, see if any if-converted loops we refrece in
8642 LOOP_VECTORIZED calls vanished and fixup.
8643 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
8645 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
8647 * config/s390/constraints.md (jdd): New constraint.
8649 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8652 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
8653 upper 16 vector registers without TARGET_AVX512VL.
8654 (*movti_internal): Likewise.
8656 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8658 PR rtl-optimization/89234
8659 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
8660 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
8661 (copy_reg_eh_region_note_backward): Likewise.
8663 2019-02-08 Richard Biener <rguenther@suse.de>
8666 * tree-data-ref.c (initialize_matrix_A): Fail if constant
8668 (analyze_subscript_affine_affine): Handle failure from
8669 initialize_matrix_A.
8671 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8673 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
8676 2019-02-07 David Malcolm <dmalcolm@redhat.com>
8678 PR tree-optimization/86637
8679 PR tree-optimization/89235
8680 * tree-vect-loop.c (optimize_mask_stores): Add an
8681 auto_purge_vect_location sentinel to ensure that vect_location is
8684 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
8685 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
8686 to ensure that vect_location is purged on exit.
8687 (pass_slp_vectorize::execute): Likewise, replacing the manual
8689 * tree-vectorizer.h (class auto_purge_vect_location): New class.
8691 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8693 * config/aarch64/iterators.md (max_opp): New code_attr.
8694 (USMAX): New code iterator.
8695 * config/aarch64/predicates.md (aarch64_smin): New predicate.
8696 (aarch64_smax): Likewise.
8697 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
8698 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
8701 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
8704 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
8705 for TARGET_AVX512VL.
8706 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
8708 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
8710 * config/s390/s390-builtin-types.def: Add new types.
8711 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
8712 (s390_vec_xlw4): Make the memory operand into a const pointer.
8713 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
8715 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
8716 a new vector type with the alignment of the scalar memory operand.
8718 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
8719 Jakub Jelinek <jakub@redhat.com>
8722 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
8723 arm_count_ldrdstrd_insns): New declarations.
8724 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
8726 (valid_operands_ldrd_strd): New function.
8727 (arm_count_ldrdstrd_insns): New function.
8728 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
8729 sets instead of single DImode set and define new insns to match this.
8731 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8733 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
8734 Make it a C initializer.
8736 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8739 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
8741 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8743 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
8744 Use neon_dot<q> for type.
8745 (neon_<sup>dot_lane<vsi2qi>): Likewise.
8747 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8749 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
8750 Use neon_dot<q> for type.
8751 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
8752 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
8754 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
8756 PR rtl-optimization/89225
8757 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
8760 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
8762 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
8763 after restoring registers saved to allocate the frame on Windows.
8765 2019-02-06 Richard Biener <rguenther@suse.de>
8767 PR tree-optimization/89182
8768 * graphite.h (cached_scalar_evolution_in_region): Declare.
8769 * graphite.c (struct seir_cache_key): New.
8770 (struct sese_scev_hash): Likewise.
8771 (seir_cache): New global.
8772 (cached_scalar_evolution_in_region): New function.
8773 (graphite_transform_loops): Allocate and release seir_cache.
8774 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
8775 cached_scalar_evolution_in_region.
8776 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8778 (scop_detection::graphite_can_represent_expr: Use
8779 cached_scalar_evolution_in_region.
8780 (scop_detection::stmt_simple_for_scop_p): Likewise.
8781 (find_params_in_bb): Likewise.
8782 (gather_bbs::before_dom_children): Likewise.
8783 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
8784 (add_loop_constraints): Likewise.
8786 2019-02-06 Jakub Jelinek <jakub@redhat.com>
8789 * fold-const-call.c (fold_const_vec_convert): Pass true as last
8790 operand to new_unary_operation only if both element types are integral
8791 and it isn't a widening conversion. Return NULL_TREE if
8792 new_unary_operation failed.
8794 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
8797 * config/s390/s390.md: Remove load and test FP splitter.
8799 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8802 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
8803 expand_compare_loop, expand_block_compare_gpr,
8804 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
8805 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
8806 #include "profile-count.h" and "predict.h" for types and functions
8807 needed to work with REG_BR_PROB notes.
8809 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8812 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
8813 for the long branch case.
8815 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8818 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
8819 can throw, non-call exceptions are enabled and we can't delete
8820 dead exceptions or alter cfg. Set must_clean if
8821 delete_insn_and_edges returns true, don't set it blindly for calls.
8822 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
8824 PR rtl-optimization/89195
8825 * combine.c (make_extraction): For MEMs, don't extract bytes outside
8826 of the original MEM.
8828 2019-02-05 Martin Liska <mliska@suse.cz>
8830 PR gcov-profile/89000
8831 * gcov.c (function_summary): Remove argument.
8832 (file_summary): New function.
8833 (print_usage): Replace tabs with spaces.
8834 (generate_results): Use new function file_summary.
8836 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8839 * optabs.c (prepare_cmp_insn): Pass x and y to
8840 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
8842 2019-02-05 Richard Biener <rguenther@suse.de>
8845 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
8846 (struct bitmap_element): Drop chain_prev so we properly recurse on
8847 the prev member, supporting tree views.
8848 (struct bitmap_head): GTY skip the obstack member.
8850 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
8853 * doc/extend.texi (Vector Extensions): Add an example of using vector
8854 types together with x86 intrinsics.
8856 2019-02-04 Alan Modra <amodra@gmail.com>
8858 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
8859 str[] size to 160, and comment.
8861 2019-02-04 Alan Modra <amodra@gmail.com>
8863 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
8864 (rs6000_pltseq_template): Guard output of TLS markers with
8866 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
8867 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
8868 to use inline PLT sequences.
8869 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8870 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8871 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
8873 2019-02-04 Martin Liska <mliska@suse.cz>
8876 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
8877 out when ipa_fn_summaries does not contain entry for callee.
8879 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
8881 * config/sparc/sparc.h: Remove superfluous blank lines.
8882 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
8883 (got_register_rtx): ...this.
8884 (sparc_got): Adjust to above renaming.
8885 (sparc_tls_got): Likewise.
8886 (sparc_delegitimize_address): Likewise.
8887 (sparc_output_mi_thunk): Likewise.
8888 (sparc_init_pic_reg): Likewise.
8889 (save_local_or_in_reg_p): Fix test on the GOT register.
8890 (USE_HIDDEN_LINKONCE): Move around.
8891 (get_pc_thunk_name): Likewise.
8892 (gen_load_pcrel_sym): Likewise.
8893 (load_got_register): Likewise.
8895 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
8897 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
8898 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
8900 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8902 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
8905 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8907 * config.gcc (with_nds32_lib, glibc):
8908 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
8909 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
8910 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
8912 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
8915 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
8916 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
8917 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
8918 (*rcpsf2_sse): Ditto.
8919 (*rsqrtsf2_sse): Ditto.
8920 (sse4_1_round<mode<2): Ditto.
8922 2019-02-03 Richard Biener <rguenther@suse.de>
8925 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
8928 2019-02-02 Jakub Jelinek <jakub@redhat.com>
8931 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8932 Punt with warning on aggregate return or argument types. Ignore
8933 type/mode checking for uniform arguments.
8935 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8937 * combine.c (try_combine): Do not print "Can't combine" messages unless
8938 printing failed combination attempts.
8940 2019-02-01 Martin Jambor <mjambor@suse.cz>
8943 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
8944 segment and global segment variables before making them static.
8946 2019-02-01 Martin Jambor <mjambor@suse.cz>
8948 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
8949 missed optimization dump with dump_enabled_p.
8951 2019-02-01 Richard Biener <rguenther@suse.de>
8954 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
8955 the instantiate cache.
8956 (instantiate_scev_binary): Elide second operand procesing
8957 if equal to the first.
8958 * tree-chrec.c (chrec_contains_symbols): Add visited set.
8959 (chrec_contains_undetermined): Likewise.
8960 (tree_contains_chrecs): Likewise.
8962 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
8964 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
8966 2019-02-01 Jakub Jelinek <jakub@redhat.com>
8968 PR tree-optimization/89143
8969 * wide-int-range.h (wide_int_range_absu): Declare.
8970 * wide-int-range.cc (wide_int_range_absu): New function.
8971 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
8973 PR tree-optimization/88107
8974 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
8975 instead of assertion that eh_region_outermost is non-NULL, if it
8976 is NULL, set *ALL to true and return NULL.
8977 (move_sese_region_to_fn): Adjust caller, if all is set, call
8978 duplicate_eh_regions with NULL region.
8980 2019-02-01 Richard Biener <rguenth@suse.de>
8982 PR rtl-optimization/88593
8983 * mode-switching.c (optimize_mode_switching): Free dominators before
8984 calling cleanup_cfg.
8986 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
8988 PR tree-optimization/88932
8989 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
8991 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8994 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
8995 bogus clang warning.
8997 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
9000 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
9001 alternative to avoid partial SSE register stall for TARGET_AVX.
9002 (truncdfsf2): Ditto.
9003 (sse4_1_round<mode>2): Ditto.
9005 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
9007 PR tree-optimization/89008
9008 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
9009 process anything of the form X * 0.
9011 2019-01-31 Richard Biener <rguenther@suse.de>
9013 PR tree-optimization/89135
9014 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
9015 with abnormal preds.
9017 2019-01-31 Jakub Jelinek <jakub@redhat.com>
9020 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
9021 always_inline callees into no_sanitize_address callers.
9023 2019-01-31 Richard Biener <rguenther@suse.de>
9025 PR rtl-optimization/89115
9026 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
9028 2019-01-30 Martin Sebor <msebor@redhat.com>
9031 * doc/extend.texi (cast to a union): Correct and expand.
9033 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
9035 PR rtl-optimization/87246
9036 * lra-constraints.c (simplify_operand_subreg): Reload memory
9037 in subreg if the address became invalid.
9039 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
9042 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
9043 Disable for little-endian.
9045 2019-01-30 Richard Biener <rguenther@suse.de>
9047 PR rtl-optimization/89115
9048 * opts.c (default_options_optimization): Reduce
9049 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
9050 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
9053 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
9055 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
9056 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
9057 type of vector element when vec_extract is implemented by direct
9060 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
9062 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
9064 2019-01-30 Richard Biener <rguenther@suse.de>
9066 PR tree-optimization/89111
9067 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
9068 canonicalization to appropriately sized access types.
9070 2019-01-30 Jakub Jelinek <jakub@redhat.com>
9073 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
9074 for arguments to functions that are TU-local and shouldn't be
9075 referenced by assembly.
9077 2019-01-30 Ulrich Drepper <drepper@redhat.com>
9079 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
9082 2019-01-29 Martin Sebor <msebor@redhat.com>
9085 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
9087 2019-01-29 Jakub Jelinek <jakub@redhat.com>
9091 * omp-simd-clone.c (simd_clone_clauses_extract)
9092 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
9093 OMP_CLAUSE_ALIGNED_ALIGNMENT.
9095 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
9097 * config.gcc: Force .init_array for ARC.
9099 2019-01-29 Richard Biener <rguenther@suse.de>
9102 * dwarf2out.c (collect_skeleton_dies): New helper.
9103 (copy_decls_for_unworthy_types): Call it.
9104 (build_abbrev_table): Assert we do not try to replace
9105 DW_AT_signature refs with local refs.
9107 2019-01-28 Jakub Jelinek <jakub@redhat.com>
9110 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
9111 for lastprivate/linear IV, push gimplify context around gimplify_assign
9112 and, if it needed any temporaries, pop it into a gimple bind around the
9115 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
9117 * common.opt (-Wattribute-alias): Remove "no-" from name.
9118 Make -Wattribute-alias command line option and
9119 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
9121 2019-01-28 Jakub Jelinek <jakub@redhat.com>
9124 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
9125 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
9127 (bmi2): Add missing @opindex.
9128 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
9129 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
9130 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
9131 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
9132 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
9133 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
9134 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
9135 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
9136 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
9137 xsavec, xsaveopt and xsaves options.
9139 2019-01-28 Richard Biener <rguenther@suse.de>
9142 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
9145 2019-01-28 Richard Biener <rguenther@suse.de>
9147 PR tree-optimization/88739
9148 * tree-cfg.c (verify_types_in_gimple_reference): Verify
9149 BIT_FIELD_REFs only are applied to mode-precision operands
9150 when they are integral.
9151 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
9152 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
9153 BIT_FIELD_REFs of non-mode-precision integral operands.
9155 2019-01-27 Jakub Jelinek <jakub@redhat.com>
9158 * config/i386/sse.md
9159 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
9160 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
9161 first constants in pairs are multiples of 2. Formatting fixes.
9162 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
9163 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
9164 first constants in each quadruple are multiples of 4. Formatting fixes.
9166 2019-01-26 Martin Jambor <mjambor@suse.cz>
9169 * tree-inline.c: Include tree-cfgcleanup.h.
9170 (delete_unreachable_blocks_update_callgraph): Move...
9171 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
9172 ...here, make externally visible, make second argument bool, adjust
9174 * tree-cfgcleanup.c: Include cgraph.h.
9175 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
9177 * ipa-prop.c: Include tree-cfgcleanup.h.
9178 (ipcp_transform_function): Call
9179 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
9181 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
9183 PR rtl-optimization/88846
9184 * ira.c (process_set_for_memref_referenced_p): New.
9185 (memref_referenced_p): Add new param. Use
9186 process_set_for_memref_referenced_p. Add new switch cases.
9187 (memref_used_between_p): Pass new arg to memref_referenced_p.
9189 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
9192 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
9193 argument ABI_BREAK. Set to true if the calculated alignment has
9194 changed in gcc-9. Check bit-fields for their base type alignment.
9195 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
9196 (aarch64_function_arg_boundary): Likewise.
9197 (aarch64_gimplify_va_arg_expr): Likewise.
9199 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
9202 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
9203 instead of accessing TREE_INT_CST_ELT directly.
9205 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
9207 * doc/sourcebuild.texi (Environment attributes): Add fenv and
9208 fenv_exceptions description.
9210 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
9212 PR rtl-optimization/87763
9213 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
9214 Allow SUBREG when matching CC_NZmode compare.
9216 2019-01-25 Richard Biener <rguenther@suse.de>
9218 PR tree-optimization/89049
9219 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
9220 Look at the pattern stmt to determine if the stmt is vectorized.
9222 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
9224 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
9225 (pred_mov<mode>): Handle all-register forms using both a new
9226 alternative and a split.
9228 2019-01-25 Richard Biener <rguenther@suse.de>
9230 PR tree-optimization/86865
9231 * graphite-scop-detection.c (scop_detection::can_represent_loop):
9232 Reject non-do-while loops.
9234 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
9236 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
9237 * config/rs6000/constraints.md (Q constraint): Use REG_P.
9238 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
9239 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
9240 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
9241 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9242 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
9243 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
9244 vlogical_operand, gpc_reg_operand, int_reg_operand,
9245 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
9246 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
9247 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
9248 (save_world_operation, restore_world_operation, lmw_operation,
9249 stmw_operation): Use MEM_P and REG_P.
9250 (tie_operand): Use MEM_P.
9251 (vrsave_operation, crsave_operation): Use REG_P.
9252 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
9253 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
9254 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
9255 (call_operand): Use HARD_REGISTER_P.
9256 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
9258 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
9259 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
9260 quad_aligned_load_p, replace_swapped_aligned_store,
9261 recombine_lvx_pattern, replace_swapped_aligned_load,
9262 recombine_stvx_pattern): Use MEM_P.
9263 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
9264 Use MEM_P and SYMBOL_REF_P.
9265 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
9266 (insn_is_swappable_p): Use REG_P and MEM_P.
9267 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
9268 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
9270 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
9272 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
9274 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
9275 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
9276 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
9277 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
9279 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
9280 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
9281 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
9282 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
9283 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
9284 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
9285 rs6000_split_logical_di): Use CONST_INT_P.
9286 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
9287 REG_P and SYMBOL_REF_P.
9288 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
9289 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
9290 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
9291 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
9292 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
9293 (small_data_operand, print_operand_address): Use CONST_INT_P and
9295 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
9296 (rs6000_init_hard_regno_mode_ok, direct_move_p):
9297 Use HARD_REGISTER_NUM_P.
9298 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
9299 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
9300 SUBREG_P and SYMBOL_REF_P.
9301 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
9302 and HARD_REGISTER_NUM_P.
9303 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
9305 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
9306 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
9308 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
9309 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
9310 find_addr_reg): Use REG_P.
9311 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
9312 (rs6000_emit_le_vsx_move): Use SUBREG_P.
9313 (offsettable_ok_by_alignment, constant_pool_expr_p,
9314 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
9315 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
9316 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
9317 rs6000_assemble_integer, create_TOC_reference,
9318 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
9319 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
9320 (rs6000_split_vec_extract_var): Use reg_or_subregno.
9321 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
9322 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
9323 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9324 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9325 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
9326 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
9327 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
9328 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
9329 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
9330 and cbranch<mode>4): Use CONST_INT_P.
9331 (multiple define_splits): Use REG_P and SUBREG_P.
9332 (define_expands call, call_value): Use MEM_P.
9333 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
9334 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
9335 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
9336 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
9337 and HARD_REGISTER_NUM_P.
9338 (multiple define_splits): Use HARD_REGISTER_NUM_P.
9340 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
9342 PR rtl-optimization/88948
9343 * rtl.h (prepare_copy_insn): New prototype.
9344 * gcse.c (prepare_copy_insn): New function, split out from
9345 process_insert_insn.
9346 (process_insert_insn): Use prepare_copy_insn.
9347 * store-motion.c (replace_store_insn): Use prepare_copy_insn
9348 instead of gen_move_insn.
9350 2019-01-24 Jakub Jelinek <jakub@redhat.com>
9353 * config/i386/i386.c (ix86_pic_register_p): Return true for
9356 PR tree-optimization/88964
9357 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
9358 punt if HONOR_SNANS (chrec).
9361 * tree-nested.c (convert_nonlocal_reference_stmt,
9362 convert_local_reference_stmt, convert_tramp_reference_stmt,
9363 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
9364 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
9367 PR tree-optimization/89027
9368 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
9369 for "omp simd array" variables.
9371 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
9374 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
9375 force the alignment of m_val.
9377 2019-01-24 Richard Biener <rguenther@suse.de>
9380 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
9381 When in "legacy" debug mode make sure to reset self-origins.
9383 2019-01-24 Martin Liska <mliska@suse.cz>
9385 PR gcov-profile/88994
9386 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
9387 result will be always smaller or equal to the original.
9388 * gcov.c (mangle_name): Fix else branch where we should
9389 also copy to PTR and shift the pointer.
9391 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
9393 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
9394 * vr-values.c (find_case_label_ranges): Fix a comment typo.
9396 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
9398 * common/config/i386/i386-common.c
9399 (OPTION_MASK_ISA_ENQCMD_SET,
9400 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
9401 (ix86_handle_option): Handle -menqcmd.
9402 * config.gcc (enqcmdintrin.h): New header file.
9403 * config/i386/cpuid.h (bit_ENQCMD): New bit.
9404 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
9406 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
9408 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
9409 __builtin_ia32_enqcmds): New builtins.
9410 * config/i386/i386-c.c (__ENQCMD__): New macro.
9411 * config/i386/i386-option.c (ix86_target_string): Add
9413 (ix86_valid_target_attribute_inner_p): Likewise.
9414 * config/i386/i386-expand.c
9415 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
9416 IX86_BUILTIN_ENQCMDS.
9417 * config/i386/i386.h (TARGET_ENQCMD): New.
9418 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
9419 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
9420 (movdir64b_<mode>): Parameterize to enable share expansion code
9421 with ENQCMD in function ix86_expand_builtin.
9422 * config/i386/i386.opt: Add -menqcmd.
9423 * config/i386/immintrin.h: Include enqcmdintrin.h.
9424 * config/i386/enqcmdintrin.h: New intrinsic file.
9425 * doc/invoke.texi: Add -menqcmd.
9427 2019-01-23 Bin Cheng <bin.cheng@arm.com>
9428 Steve Ellcey <sellcey@marvell.com>
9431 * recog.c (address_operand): Return false on wrong mode for address.
9432 (constrain_operands): Check for mode with 'p' constraint.
9434 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
9437 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
9438 Disparage MMX alternative.
9439 (sse2_cvtpd2pi): Ditto.
9440 (sse2_cvttpd2pi): Ditto.
9442 2019-01-23 David Malcolm <dmalcolm@redhat.com>
9445 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
9446 use-after-free of the result of
9447 aarch64_get_extension_string_for_isa_flags.
9449 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9452 * doc/extend.texi: Document break and continue behavior in
9453 statement expressions.
9455 2019-01-23 Richard Biener <rguenther@suse.de>
9457 PR tree-optimization/89008
9458 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
9459 not leave another stray operand.
9461 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9463 * BASE-VER: Bump to 9.0.1.
9465 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
9467 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
9468 thunk that returns by reference, use the type of the return object
9469 of the thunk instead of that of the alias to build the dereference.
9471 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
9473 * config/arc/atomic.md: Add operand to DMB instruction.
9475 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9477 PR tree-optimization/88964
9478 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
9479 build_zero_cst instead of build_int_cst. Return false for loop
9480 invariants which honor signed zeros.
9482 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
9484 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
9486 2019-01-22 Jakub Jelinek <jakub@redhat.com>
9489 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
9490 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
9491 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
9494 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
9495 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
9498 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
9499 Disable for little endian.
9501 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
9504 * config/arm/arm.c (arm_needs_double_word_align): Check
9505 DECL_BIT_FIELD_TYPE.
9507 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
9508 H.J. Lu <hongjiu.lu@intel.com>
9511 * config/i386/i386-builtin.def: Add mask2 to all builtin
9512 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
9514 * config/i386/i386.c (BDESC): Add mask2 to the definition.
9515 (BDESC_FIRST): Likewise.
9516 (define_builtin): Add an argument for mask2. Updated to handle
9517 both ix86_isa_flags and ix86_isa_flags2.
9518 (define_builtin_const): Likewise.
9519 (define_builtin_pure): Likewise.
9520 (define_builtin2): Deleted.
9521 (define_builtin_const2): Likewise.
9522 (builtin_description): Add a member, mask2.
9523 (bdesc_*): Add mask2 to builtin initializations.
9524 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
9525 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
9527 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
9529 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
9532 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
9535 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
9538 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
9539 alignment is dominated by a bitfield with 64-bit aligned base type.
9540 (arm_function_arg): Emit a warning if the alignment has changed since
9541 earlier GCC releases.
9542 (arm_function_arg_boundary): Likewise.
9543 (arm_setup_incoming_varargs): Likewise.
9545 2019-01-22 Richard Biener <rguenther@suse.de>
9547 PR tree-optimization/88862
9548 * graphite-scop-detection.c
9549 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
9551 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
9553 * doc/extend.tex (AMD GCN Function Attributes): New section.
9554 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
9555 * doc/invoke.texi (AMD GCN Options): New section.
9556 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
9558 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
9560 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
9561 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
9563 2019-01-22 Jakub Jelinek <jakub@redhat.com>
9565 PR tree-optimization/88044
9566 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
9567 is false in the first iteration, but !every_iteration, return false
9568 instead of true with niter->niter zero.
9570 PR rtl-optimization/88904
9571 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
9572 any nonequal registers before processing BB_END (b).
9575 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
9577 (expand_binop_directly, expand_doubleword_clz,
9578 expand_doubleword_popcount, expand_ctz, expand_ffs,
9579 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
9581 PR rtl-optimization/49429
9583 PR rtl-optimization/86334
9585 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
9586 addressable from here...
9587 (emit_block_op_via_libcall): ... to here.
9589 2019-01-22 Richard Biener <rguenther@suse.de>
9591 * tree-vect-loop.c (vect_analyze_loop_operations): Use
9592 auto_vec for cost vector to fix memleak.
9593 (vectorize_fold_left_reduction): Properly gather SLP defs.
9594 (vectorizable_comparison): Do not swap operands to properly
9597 2019-01-22 Alan Modra <amodra@gmail.com>
9600 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
9601 stays a reg. Allow a const_int.
9602 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
9603 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
9604 (IS_NOMARK_TLSGETADDR): Define.
9605 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
9606 (rs6000_output_tlsargs): New function.
9607 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
9608 __tls_get_addr call takes an arg.
9609 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
9610 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
9612 (call_value_nonlocal_sysv): ..or here, delete split.
9613 (tls_gdld_nomark): Delete.
9614 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
9615 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
9616 (call_value_nonlocal_sysv): Likewise.
9617 (call_value_nonlocal_sysv_secure): Likewise.
9618 (call_value_nonlocal_aix): Likewise.
9619 (call_value_indirect_aix): Likewise.
9620 (call_value_indirect_elfv2): Likewise.
9621 (call_value_local32, call_value_local64): Disable for no-mark tls.
9622 (call_value_local_aix): Likewise.
9624 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
9627 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
9628 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
9630 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
9632 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
9633 string contents as hash_map keys.
9635 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9638 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
9639 for rvalue context. Handle rvalues correctly. Use min_align_of_type
9640 instead of TYPE_ALIGN.
9641 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
9642 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
9643 pointer from TYPE_STUB_DECL.
9645 2019-01-21 Richard Biener <rguenther@suse.de>
9647 PR tree-optimization/88934
9648 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
9649 at the possibly non-constant operand.
9650 (vect_get_constant_vectors): Adjust.
9652 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
9655 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
9656 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
9657 instead of _X86INTRIN_H_INCLUDED.
9658 * onfig/i386/clwbintrin.h: Likewise.
9659 * config/i386/pkuintrin.h: Likewise.
9660 * config/i386/prfchwintrin.h: Likewise.
9661 * config/i386/rdseedintrin.h: Likewise.
9662 * config/i386/wbnoinvdintrin.h: Likewise.
9663 * config/i386/xsavecintrin.h: Likewise.
9664 * config/i386/xsavesintrin.h: Likewise.
9665 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
9666 * config/i386/xsaveintrin.h: Likewise.
9667 * config/i386/xsaveoptintrin.h: Likewise.
9668 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
9669 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
9670 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
9671 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
9672 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
9673 * config/i386/immintrin.h: Here.
9675 2019-01-20 Martin Jambor <mjambor@suse.cz>
9678 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
9679 with aa_walk_budget.
9680 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
9681 aa_walk_budget_p parameter.
9682 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
9683 walk. Updated all callers.
9684 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
9685 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
9687 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
9688 parameter info. Extract info from fbi. Pass fbi to recursive calls
9689 and to unmodified_parm.
9690 (phi_result_unknown_predicate): New parameter fbi, removed parameter
9691 info, updated call to will_be_nonconstant_expr_predicate.
9692 (param_change_prob): New parameter fbi, limit AA walking.
9693 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
9694 calls to various above functions.
9695 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
9696 parameter. Use it to limit AA walking.
9697 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
9699 (detect_type_change): New parameter fbi, pass it on to
9700 detect_type_change_from_memory_writes.
9701 (detect_type_change_ssa): Likewise.
9702 (aa_overwalked): Removed.
9703 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
9704 accordingly, adjust to the neew AA limiting scheme.
9705 (parm_ref_data_preserved_p): Likewise.
9706 (ipa_compute_jump_functions_for_edge): Adjust call to
9708 (ipa_analyze_call_uses): Likewise.
9709 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
9710 (ipa_analyze_node): Initialize aa_walk_budget.
9711 (ipcp_transform_function): Likewise.
9712 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
9713 to get_dynamic_type.
9715 2019-01-19 Jakub Jelinek <jakub@redhat.com>
9717 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
9718 outside of #if CHECKING_P code.
9720 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
9722 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
9723 New function, split out from...
9724 (loop_versioning::analyze_stride): ...here.
9725 (loop_versioning::find_per_loop_multiplication): Use gassign.
9726 (loop_versioning::analyze_term_using_scevs): Return a success code.
9727 (loop_versioning::analyze_arbitrary_term): New function.
9728 (loop_versioning::analyze_address_fragment): Use
9729 analyze_arbitrary_term if all else fails.
9731 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
9734 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
9737 2019-01-18 Richard Biener <rguenther@suse.de>
9739 PR tree-optimization/88903
9740 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
9741 scalar stmts a SLP shift amount is composed of when detecting
9744 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
9747 * config/arm/arm-cpus.in (mp): New feature.
9749 (fgroup ARMv7ve): Add mp and sec features.
9750 (arch armv7-a): Add options to allow mp and sec extensions.
9751 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
9752 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
9753 extenstions to the base architecture.
9754 (cpu cortex-a8): Add sec extension to the base architecture.
9755 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
9756 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
9757 variants down to the base v7-a varaint.
9758 * config/arm/t-multilib (v7_a_arch_variants): New variable.
9759 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
9760 of permitted extensions for -march=armv7-a and for
9761 -mcpu=generic-armv7-a.
9763 2019-01-18 Martin Liska <mliska@suse.cz>
9765 * params.def: Fix comment.
9766 * tree-profile.c (gimple_init_gcov_profiler): Bump function
9768 (gimple_gen_ic_func_profiler): Likewise.
9770 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9772 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
9773 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
9774 and put in error checks for stack protector guard options.
9775 (aarch64_stack_protect_guard): New.
9776 (TARGET_STACK_PROTECT_GUARD): Define.
9777 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
9778 (reg_stack_protect_address<mode>): New.
9779 (stack_protect_set): Adjust for SSP_GLOBAL.
9780 (stack_protect_test): Likewise.
9781 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
9782 (-mstack-protector-guard): Likewise.
9783 (-mstack-protector-guard-offset): Likewise.
9785 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9787 PR tree-optimization/86214
9788 * tree-inline.h (struct copy_body_data): Add
9789 add_clobbers_to_eh_landing_pads member.
9790 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
9791 (copy_edges_for_bb): Call it if EH edge destination is <
9792 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
9793 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
9794 if flag_stack_reuse != SR_NONE and clear it afterwards.
9796 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
9799 * doc/install.texi (with-multilib-list): Document for aarch64.
9801 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9804 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
9805 (("..."))) with ("...").
9807 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
9809 * doc/extend.texi (Built-in Functions for Memory Model Aware
9810 Atomic Operations): Document atomic fetch and nand.
9812 2019-01-18 Martin Liska <mliska@suse.cz>
9813 Richard Biener <rguenther@suse.de>
9816 * cgraph.h (create_version_clone_with_body): Add new argument
9818 * cgraphclones.c (cgraph_node::create_version_clone): Add
9819 DECL_ATTRIBUTES to a newly created decl. And call
9820 valid_attribute_p so that proper cl_target_optimization_node
9821 is set for the newly created declaration.
9822 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
9824 (expand_target_clones): Do not call valid_attribute_p, it must
9826 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
9829 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9832 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
9833 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
9834 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
9836 2019-01-17 Martin Sebor <msebor@redhat.com>
9839 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
9840 Handle anti-ranges the same as no range at all.
9842 2018-01-17 Steve Ellcey <sellcey@cavium.com>
9844 * config/aarch64/aarch64.c (cgraph.h): New include.
9845 (intl.h): New include.
9846 (supported_simd_type): New function.
9847 (currently_supported_simd_type): Ditto.
9848 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
9849 (aarch64_simd_clone_adjust): Ditto.
9850 (aarch64_simd_clone_usable): Ditto.
9851 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
9852 (TARGET_SIMD_CLONE_ADJUST): Ditto.
9853 (TARGET_SIMD_CLONE_USABLE): Ditto.
9854 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
9855 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
9858 2019-01-17 Martin Sebor <msebor@redhat.com>
9860 PR tree-optimization/88800
9861 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
9862 NO_WARNING bit here. Avoid folding out-of-bounds calls.
9863 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
9864 redundant argument. Add new argument and issue diagnostics under
9865 its control. Detect out-of-bounds access even with warnings
9867 (check_bounds_or_overlap): Change return type. Add argument.
9868 (wrestrict_dom_walker::check_call): Adjust.
9869 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
9870 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
9871 check_bounds_or_overlap's return value.
9872 (handle_builtin_stxncpy): Same.
9873 (handle_builtin_strcat): Same.
9875 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9876 Kwok Cheung Yeung <kcy@codesourcery.com>
9877 Julian Brown <julian@codesourcery.com>
9878 Tom de Vries <tom@codesourcery.com>
9880 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
9882 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9884 * doc/sourcebuild.texi: Document dg-require-effective-target
9885 llvm_binutils and offload_gcn.
9887 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9888 Kwok Cheung Yeung <kcy@codesourcery.com>
9889 Julian Brown <julian@codesourcery.com>
9890 Tom de Vries <tom@codesourcery.com>
9892 * doc/sourcebuild.texi: Document dg-required-effective-target
9895 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9896 Kwok Cheung Yeung <kcy@codesourcery.com>
9897 Julian Brown <julian@codesourcery.com>
9898 Tom de Vries <tom@codesourcery.com>
9899 Jan Hubicka <hubicka@ucw.cz>
9900 Martin Jambor <mjambor@suse.cz>
9902 * config.gcc: Add amdgcn*-*-amdhsa configuration.
9903 * configure.ac: Check for dlopen.
9904 * configure: Regenerate.
9906 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9907 Kwok Cheung Yeung <kcy@codesourcery.com>
9908 Julian Brown <julian@codesourcery.com>
9909 Tom de Vries <tom@codesourcery.com>
9910 Jan Hubicka <hubicka@ucw.cz>
9911 Martin Jambor <mjambor@suse.cz>
9913 * common/config/gcn/gcn-common.c: New file.
9914 * config/gcn/driver-gcn.c: New file.
9915 * config/gcn/gcn-builtins.def: New file.
9916 * config/gcn/gcn-hsa.h: New file.
9917 * config/gcn/gcn-modes.def: New file.
9918 * config/gcn/gcn-opts.h: New file.
9919 * config/gcn/gcn-passes.def: New file.
9920 * config/gcn/gcn-protos.h: New file.
9921 * config/gcn/gcn-run.c: New file.
9922 * config/gcn/gcn-tree.c: New file.
9923 * config/gcn/gcn.c: New file.
9924 * config/gcn/gcn.h: New file.
9925 * config/gcn/gcn.opt: New file.
9926 * config/gcn/t-gcn-hsa: New file.
9928 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9929 Kwok Cheung Yeung <kcy@codesourcery.com>
9930 Julian Brown <julian@codesourcery.com>
9931 Tom de Vries <tom@codesourcery.com>
9932 Jan Hubicka <hubicka@ucw.cz>
9933 Martin Jambor <mjambor@suse.cz>
9935 * config/gcn/constraints.md: New file.
9936 * config/gcn/gcn-valu.md: New file.
9937 * config/gcn/gcn.md: New file.
9938 * config/gcn/predicates.md: New file.
9940 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
9942 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
9943 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
9944 (stmt_uses_0_or_null_in_undefined_way): Likewise.
9945 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
9947 2019-01-17 Tamar Christina <tamar.christina@arm.com>
9950 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
9951 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
9952 it and document registers.
9954 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9956 * config/aarch64/aarch64.c (ares_tunings): Define.
9957 * config/aarch64/aarch64-cores.def (ares): Use the above.
9959 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9963 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
9965 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
9966 (_mm512_fixupimm_round_pd): Update parameters and builtin.
9967 (_mm512_maskz_fixupimm_round_pd): Ditto.
9968 (_mm512_fixupimm_round_ps): Ditto.
9969 (_mm512_maskz_fixupimm_round_ps): Ditto.
9970 (_mm_fixupimm_round_sd): Ditto.
9971 (_mm_maskz_fixupimm_round_sd): Ditto.
9972 (_mm_fixupimm_round_ss): Ditto.
9973 (_mm_maskz_fixupimm_round_ss): Ditto.
9974 (_mm512_fixupimm_pd): Ditto.
9975 (_mm512_maskz_fixupimm_pd): Ditto.
9976 (_mm512_fixupimm_ps): Ditto.
9977 (_mm512_maskz_fixupimm_ps): Ditto.
9978 (_mm_fixupimm_sd): Ditto.
9979 (_mm_maskz_fixupimm_sd): Ditto.
9980 (_mm_fixupimm_ss): Ditto.
9981 (_mm_maskz_fixupimm_ss): Ditto.
9982 (_mm512_mask_fixupimm_round_pd): Update builtin.
9983 (_mm512_mask_fixupimm_round_ps): Ditto.
9984 (_mm_mask_fixupimm_round_sd): Ditto.
9985 (_mm_mask_fixupimm_round_ss): Ditto.
9986 (_mm512_mask_fixupimm_pd): Ditto.
9987 (_mm512_mask_fixupimm_ps): Ditto.
9988 (_mm_mask_fixupimm_sd): Ditto.
9989 (_mm_mask_fixupimm_ss): Ditto.
9990 * config/i386/avx512vlintrin.h:
9991 (_mm256_fixupimm_pd): Update parameters and builtin.
9992 (_mm256_maskz_fixupimm_pd): Ditto.
9993 (_mm256_fixupimm_ps): Ditto.
9994 (_mm256_maskz_fixupimm_ps): Ditto.
9995 (_mm_fixupimm_pd): Ditto.
9996 (_mm_maskz_fixupimm_pd): Ditto.
9997 (_mm_fixupimm_ps): Ditto.
9998 (_mm_maskz_fixupimm_ps): Ditto.
9999 (_mm256_mask_fixupimm_pd): Update builtin.
10000 (_mm256_mask_fixupimm_ps): Ditto.
10001 (_mm_mask_fixupimm_pd): Ditto.
10002 (_mm_mask_fixupimm_ps): Ditto.
10003 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
10004 * config/i386/i386-builtin.def: Update builtin definitions.
10005 * config/i386/i386.c: Handle new builtin types and remove useless ones.
10006 * config/i386/sse.md: Update VFIXUPIMM* patterns.
10007 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
10008 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
10009 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
10010 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
10011 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
10012 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
10013 * config/i386/subst.md:
10014 (round_saeonly_sd_mask_operand4): Add new subst_attr.
10015 (round_saeonly_sd_mask_op4): Ditto.
10016 (round_saeonly_expand_operand5): Ditto.
10017 (round_saeonly_expand): Update.
10019 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
10023 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
10025 * config/i386/sse.md: Combine VFIXUPIMM* patterns
10026 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
10027 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
10028 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
10029 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
10030 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
10031 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
10033 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
10037 2018-12-15 Jakub Jelinek <jakub@redhat.com>
10040 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
10041 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
10042 instead of UNSPEC_FIXUPIMM.
10044 2019-01-17 Richard Biener <rguenther@suse.de>
10047 * dwarf2out.c (want_pubnames): Never generate pubnames sections
10048 and friends for the LTO part of debug info.
10050 2019-01-17 Jakub Jelinek <jakub@redhat.com>
10052 PR tree-optimization/86214
10053 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
10056 PR rtl-optimization/88870
10057 * dce.c (deletable_insn_p): Never delete const/pure calls that can
10058 throw if we can't alter the cfg or delete dead exceptions.
10059 (mark_insn): Don't call find_call_stack_args for such calls.
10061 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
10063 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
10064 prototypes for vec_st.
10065 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
10066 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
10067 mainly on signed/unsigned long long and double.
10069 2019-01-16 David Malcolm <dmalcolm@redhat.com>
10072 * combine.c (delete_noop_moves): Convert to "bool" return,
10073 returning true if any edges are eliminated.
10074 (combine_instructions): Also return true if delete_noop_moves
10077 2019-01-16 Tamar Christina <tamar.christina@arm.com>
10079 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
10080 correct max nunits for endian swap.
10081 (aarch64_expand_fcmla_builtin): Correct subreg code.
10082 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
10083 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
10086 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
10088 * config/alpha/alpha.c (alpha_gimplify_va_arg):
10089 Handle split indirect COMPLEX_TYPE arguments.
10091 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
10094 * config/aarch64/aarch64-modes.def: Add comment about how the carry
10095 bit is set by add and compare.
10096 (CC_ADC): New CC_MODE.
10097 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
10098 to cache the code and mode of X. Adjust the shape of a CC_Cmode
10099 comparison. Add detection for CC_ADCmode.
10100 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
10102 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
10103 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
10104 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
10105 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
10106 to eliminate the need for zero-extending the operands.
10107 (add<mode>3_compareC_imm): Delete. Merge into ...
10108 (add<mode>3_compareC): ... this. Restructure the comparison to
10109 eliminate the need for zero-extending the operands.
10110 (add<mode>3_carryin): Use LTU for the overflow detection.
10111 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
10112 Reexpress comparison for overflow.
10113 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
10114 (add<mode>3_carryinC): Likewise.
10115 (add<mode>3_carryinV): Use LTU for carry between partials.
10116 * config/aarch64/predicates.md (aarch64_carry_operation): Update
10117 handling of CC_Cmode and add CC_ADCmode.
10118 (aarch64_borrow_operation): Likewise.
10120 2019-01-16 Tamar Christina <tamar.christina@arm.com>
10122 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
10123 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
10124 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
10125 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
10127 2019-01-16 Martin Liska <mliska@suse.cz>
10129 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
10131 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
10133 * gcc.c (add_sysrooted_hdrs_prefix): New function.
10134 (path_prefix_reset): Move up in the source file.
10135 (find_fortran_preinclude_file): Make complex search for the
10136 fortran header files.
10138 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
10140 * godump.c (go_output_typedef): When outputting a typedef, refer
10141 to the underlying type by its name and not its structure.
10143 2019-01-15 David Malcolm <dmalcolm@redhat.com>
10146 * tree.c (build_function_type): Assert that arg_types is not
10149 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
10151 PR inline-asm/52813
10152 * doc/extend.texi: Document that listing the stack pointer in the
10153 clobber list of an asm is a deprecated feature.
10154 * common.opt (Wdeprecated): Moved from c-family/c.opt.
10155 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
10156 warning instead of an error for clobbers of the stack pointer.
10157 Add a note explaining why.
10159 2019-01-15 Richard Biener <rguenther@suse.de>
10162 * dwarf2out.c (gen_member_die): Do not generate inheritance
10165 2019-01-15 Richard Biener <rguenther@suse.de>
10167 PR tree-optimization/88855
10168 * tree-if-conv.c (combine_blocks): Collect
10169 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
10171 2019-01-15 Tom de Vries <tdevries@suse.de>
10174 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
10175 lhs == NULL_TREE for gang-level reduction.
10177 2019-01-15 Richard Biener <rguenther@suse.de>
10178 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10181 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
10182 return true if SSA_NAME is already marked in visited bitmap.
10183 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
10185 2019-01-15 Jakub Jelinek <jakub@redhat.com>
10187 PR tree-optimization/88775
10188 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
10189 equal == 0 equality pointer comparisons some more if compared in
10190 integral types and either one points to an automatic var and the
10191 other to a global, or we can prove at least one points to the middle
10192 or both point to start or both point to end.
10194 2019-01-14 Andi Kleen <ak@linux.intel.com>
10196 * Makefile.in: Lower autofdo sampling rate by 10x.
10197 * Makefile.tpl: Dito.
10199 2019-01-14 Tom Honermann <tom@honermann.net>
10201 * defaults.h: Define CHAR8_TYPE.
10203 2019-01-14 Martin Sebor <msebor@redhat.com>
10206 * doc/extend.texi (Darwin Format Checks): Clarify.
10208 2019-01-14 Richard Biener <rguenther@suse.de>
10210 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
10211 whether we are in (simplify ...) or (match ...) context.
10213 2019-01-14 Jakub Jelinek <jakub@redhat.com>
10215 PR rtl-optimization/88796
10216 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
10217 * cfgexpand.c (stack_protect_prologue): Initialize
10218 crtl->stack_protect_guard_decl.
10219 * function.c (stack_protect_epilogue): Use it instead of calling
10220 targetm.stack_protect_guard again.
10221 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
10222 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
10223 crtl->stack_protect_guard_decl.
10224 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
10225 on the returned MEM_EXPR.
10227 2019-01-12 Tom de Vries <tdevries@suse.de>
10229 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
10230 vector length using -fopenacc-dim.
10232 2019-01-12 Tom de Vries <tdevries@suse.de>
10234 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
10235 lengths into account.
10237 2019-01-12 Svante Signell <svante.signell@gmail.com>
10239 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
10240 (TARGET_CAN_SPLIT_STACK): Define.
10241 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
10243 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10245 * params.def (inline-unit-growth): Set to 40.
10247 2019-01-12 Jakub Jelinek <jakub@redhat.com>
10249 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
10251 2019-01-12 Tom de Vries <tdevries@suse.de>
10253 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
10254 region calling vector-partitionable routine, set default_vector_length
10257 2019-01-12 Tom de Vries <tdevries@suse.de>
10259 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
10260 variable default_vector_length.
10262 2019-01-12 Tom de Vries <tdevries@suse.de>
10264 PR middle-end/88703
10265 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
10266 from oacc_default_dims, as oacc_validate_dims would do it, and apply
10269 2019-01-12 Tom de Vries <tdevries@suse.de>
10271 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
10272 (nvptx_goacc_validate_dims): Add used parameter.
10273 * doc/tm.texi: Regenerate.
10274 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
10275 argument to call to targetm.goacc.validate_dims.
10276 (default_goacc_validate_dims): Add used
10278 * target.def (validate_dims): Add used parameter in DEFHOOK.
10279 * targhooks.h (default_goacc_validate_dims): Add used parameter.
10281 2019-01-11 Jakub Jelinek <jakub@redhat.com>
10283 PR middle-end/85956
10285 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
10287 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
10288 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
10289 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
10290 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
10292 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
10294 PR rtl-optimization/87305
10296 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
10297 for little endian pseudos used as paradoxical subreg.
10299 2019-01-11 Jakub Jelinek <jakub@redhat.com>
10301 PR tree-optimization/88693
10302 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
10303 for STRING_CSTs that don't contain any NUL characters in the first
10304 TREE_STRING_LENGTH bytes.
10306 2019-01-11 Alan Modra <amodra@gmail.com>
10310 * genattrtab.c (min_fn): Don't translate values.
10311 (min_attr_value): Return INT_MAX when the value can't be calculated.
10312 Return minimum among any values that can be calculated.
10313 (max_attr_value): Adjust.
10315 2019-01-11 Jakub Jelinek <jakub@redhat.com>
10317 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
10319 2019-01-11 Steve Ellcey <sellcey@marvell.com>
10321 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
10322 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
10323 (aarch64_return_call_with_max_clobbers): New function.
10324 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
10325 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
10327 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
10328 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
10329 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
10330 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
10331 * cselib.c (cselib_process_insn): Add argument to
10332 targetm.hard_regno_call_part_clobbered call.
10333 * ira-conflicts.c (ira_build_conflicts): Ditto.
10334 * ira-costs.c (ira_tune_allocno_costs): Ditto.
10335 * lra-constraints.c (inherit_reload_reg): Ditto.
10336 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
10337 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
10338 argument. Call targetm.return_call_with_max_clobbers.
10339 Add argument to targetm.hard_regno_call_part_clobbered call.
10340 (calls_have_same_clobbers_p): New function.
10341 (process_bb_lives): Add call_insn and last_call_insn variables.
10342 Pass call_insn to check_pseudos_live_through_calls.
10343 Modify if stmt to check targetm.return_call_with_max_clobbers.
10344 Update setting of flush variable.
10345 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
10347 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
10348 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
10349 targetm.hard_regno_call_part_clobbered call.
10350 * reginfo.c (choose_hard_reg_mode): Ditto.
10351 * regrename.c (check_new_reg_p): Ditto.
10352 * reload.c (find_equiv_reg): Ditto.
10353 * reload1.c (emit_reload_insns): Ditto.
10354 * sched-deps.c (deps_analyze_insn): Ditto.
10355 * sel-sched.c (init_regs_for_mode): Ditto.
10356 (mark_unavailable_hard_regs): Ditto.
10357 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
10358 * target.def (hard_regno_call_part_clobbered): Add insn argument.
10359 (return_call_with_max_clobbers): New target function.
10360 * doc/tm.texi: Regenerate.
10361 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
10362 * hooks.c (hook_bool_uint_mode_false): Change to
10363 hook_bool_insn_uint_mode_false.
10364 * hooks.h (hook_bool_uint_mode_false): Ditto.
10366 2019-01-11 Steve Ellcey <sellcey@marvell.com>
10368 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
10369 (aarch64_remove_extra_call_preserved_regs): New function.
10370 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
10371 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
10372 * doc/tm.texi: Regenerate.
10373 * final.c (get_call_reg_set_usage): Call new hook.
10374 * target.def (remove_extra_call_preserved_regs): New hook.
10375 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
10376 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
10378 2019-01-11 Jakub Jelinek <jakub@redhat.com>
10381 * passes.c (finish_optimization_passes): Call print_combine_total_stats
10382 inside of pass_combine_1 dump rather than pass_profile_1.
10384 2019-01-11 Tom de Vries <tdevries@suse.de>
10386 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
10387 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
10388 (PTX_NUM_PER_WORKER_BARRIERS): Define.
10389 (nvptx_apply_dim_limits): Prevent vector_length 64 and
10392 2019-01-11 Tom de Vries <tdevries@suse.de>
10394 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
10396 2019-01-11 Jan Beulich <jbeulich@suse.com>
10398 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
10399 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
10400 sse2_cvtsi2sd): Add {l}.
10401 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
10404 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10407 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
10409 (*float<floatunssuffix>v2div2sf2): New define_insn.
10410 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
10411 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
10412 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
10413 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
10414 match_operands with "const0_operand" "C".
10416 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10418 * config/aarch64/aarch64-builtins.c
10419 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
10420 (aarch64_init_simd_builtins): ...Here
10422 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
10424 PR rtl-optimization/87305
10426 (setup_live_pseudos_and_spill_after_risky_transforms): Check
10427 allocation for big endian pseudos used as paradoxical subregs and
10428 spill them if it is wrong.
10429 * lra-constraints.c (lra_constraints): Add a comment.
10431 2019-01-10 Richard Biener <rguenther@suse.de>
10433 PR tree-optimization/88792
10434 * tree-ssa-pre.c (get_representative_for): Do not return a
10437 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10439 PR middle-end/84877
10441 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
10442 (assign_parm_setup_block): Do the argument slot realignment here
10445 2019-01-10 Stefan Agner <stefan@agner.ch>
10448 * config/arm/arm.c (arm_option_override_internal): Force
10449 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
10451 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10454 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
10457 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10459 * config/arm/arm-builtins.c
10460 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
10461 (MAC_LANE_PAIR_QUALIFIERS): New.
10462 (arm_expand_builtin_args): Use it.
10463 (arm_expand_builtin_1): Likewise.
10464 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
10465 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
10466 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
10467 * config/arm/arm_neon.h:
10468 (vcadd_rot90_f16): New.
10469 (vcaddq_rot90_f16): New.
10470 (vcadd_rot270_f16): New.
10471 (vcaddq_rot270_f16): New.
10474 (vcmla_lane_f16): New.
10475 (vcmla_laneq_f16): New.
10476 (vcmlaq_lane_f16): New.
10477 (vcmlaq_laneq_f16): New.
10478 (vcmla_rot90_f16): New.
10479 (vcmlaq_rot90_f16): New.
10480 (vcmla_rot90_lane_f16): New.
10481 (vcmla_rot90_laneq_f16): New.
10482 (vcmlaq_rot90_lane_f16): New.
10483 (vcmlaq_rot90_laneq_f16): New.
10484 (vcmla_rot180_f16): New.
10485 (vcmlaq_rot180_f16): New.
10486 (vcmla_rot180_lane_f16): New.
10487 (vcmla_rot180_laneq_f16): New.
10488 (vcmlaq_rot180_lane_f16): New.
10489 (vcmlaq_rot180_laneq_f16): New.
10490 (vcmla_rot270_f16): New.
10491 (vcmlaq_rot270_f16): New.
10492 (vcmla_rot270_lane_f16): New.
10493 (vcmla_rot270_laneq_f16): New.
10494 (vcmlaq_rot270_lane_f16): New.
10495 (vcmlaq_rot270_laneq_f16): New.
10496 (vcadd_rot90_f32): New.
10497 (vcaddq_rot90_f32): New.
10498 (vcadd_rot270_f32): New.
10499 (vcaddq_rot270_f32): New.
10502 (vcmla_lane_f32): New.
10503 (vcmla_laneq_f32): New.
10504 (vcmlaq_lane_f32): New.
10505 (vcmlaq_laneq_f32): New.
10506 (vcmla_rot90_f32): New.
10507 (vcmlaq_rot90_f32): New.
10508 (vcmla_rot90_lane_f32): New.
10509 (vcmla_rot90_laneq_f32): New.
10510 (vcmlaq_rot90_lane_f32): New.
10511 (vcmlaq_rot90_laneq_f32): New.
10512 (vcmla_rot180_f32): New.
10513 (vcmlaq_rot180_f32): New.
10514 (vcmla_rot180_lane_f32): New.
10515 (vcmla_rot180_laneq_f32): New.
10516 (vcmlaq_rot180_lane_f32): New.
10517 (vcmlaq_rot180_laneq_f32): New.
10518 (vcmla_rot270_f32): New.
10519 (vcmlaq_rot270_f32): New.
10520 (vcmla_rot270_lane_f32): New.
10521 (vcmla_rot270_laneq_f32): New.
10522 (vcmlaq_rot270_lane_f32): New.
10523 (vcmlaq_rot270_laneq_f32): New.
10524 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
10525 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
10526 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
10527 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
10528 vcmlaq_lane270): New.
10529 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
10530 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
10531 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
10532 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
10533 (arm_option_reconfigure_globals): Use them.
10534 * config/arm/iterators.md (VDF, VQ_HSF): New.
10535 (VCADD, VCMLA): New.
10536 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
10537 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
10539 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
10540 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
10542 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10544 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
10545 Add qualifier_lane_pair_index.
10546 (emit-rtl.h): Include.
10547 (TYPES_QUADOP_LANE_PAIR): New.
10548 (aarch64_simd_expand_args): Use it.
10549 (aarch64_simd_expand_builtin): Likewise.
10550 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
10552 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
10553 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
10554 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
10555 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
10556 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
10557 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
10558 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
10559 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
10560 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
10561 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
10562 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
10563 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
10564 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
10565 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
10566 Add __ARM_FEATURE_COMPLEX.
10567 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
10568 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
10569 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
10570 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
10571 fcmlaq_lane270): New.
10572 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
10573 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
10574 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
10575 * config/aarch64/arm_neon.h:
10576 (vcadd_rot90_f16): New.
10577 (vcaddq_rot90_f16): New.
10578 (vcadd_rot270_f16): New.
10579 (vcaddq_rot270_f16): New.
10582 (vcmla_lane_f16): New.
10583 (vcmla_laneq_f16): New.
10584 (vcmlaq_lane_f16): New.
10585 (vcmlaq_rot90_lane_f16): New.
10586 (vcmla_rot90_laneq_f16): New.
10587 (vcmla_rot90_lane_f16): New.
10588 (vcmlaq_rot90_f16): New.
10589 (vcmla_rot90_f16): New.
10590 (vcmlaq_laneq_f16): New.
10591 (vcmla_rot180_laneq_f16): New.
10592 (vcmla_rot180_lane_f16): New.
10593 (vcmlaq_rot180_f16): New.
10594 (vcmla_rot180_f16): New.
10595 (vcmlaq_rot90_laneq_f16): New.
10596 (vcmlaq_rot270_laneq_f16): New.
10597 (vcmlaq_rot270_lane_f16): New.
10598 (vcmla_rot270_laneq_f16): New.
10599 (vcmlaq_rot270_f16): New.
10600 (vcmla_rot270_f16): New.
10601 (vcmlaq_rot180_laneq_f16): New.
10602 (vcmlaq_rot180_lane_f16): New.
10603 (vcmla_rot270_lane_f16): New.
10604 (vcadd_rot90_f32): New.
10605 (vcaddq_rot90_f32): New.
10606 (vcaddq_rot90_f64): New.
10607 (vcadd_rot270_f32): New.
10608 (vcaddq_rot270_f32): New.
10609 (vcaddq_rot270_f64): New.
10613 (vcmla_lane_f32): New.
10614 (vcmla_laneq_f32): New.
10615 (vcmlaq_lane_f32): New.
10616 (vcmlaq_laneq_f32): New.
10617 (vcmla_rot90_f32): New.
10618 (vcmlaq_rot90_f32): New.
10619 (vcmlaq_rot90_f64): New.
10620 (vcmla_rot90_lane_f32): New.
10621 (vcmla_rot90_laneq_f32): New.
10622 (vcmlaq_rot90_lane_f32): New.
10623 (vcmlaq_rot90_laneq_f32): New.
10624 (vcmla_rot180_f32): New.
10625 (vcmlaq_rot180_f32): New.
10626 (vcmlaq_rot180_f64): New.
10627 (vcmla_rot180_lane_f32): New.
10628 (vcmla_rot180_laneq_f32): New.
10629 (vcmlaq_rot180_lane_f32): New.
10630 (vcmlaq_rot180_laneq_f32): New.
10631 (vcmla_rot270_f32): New.
10632 (vcmlaq_rot270_f32): New.
10633 (vcmlaq_rot270_f64): New.
10634 (vcmla_rot270_lane_f32): New.
10635 (vcmla_rot270_laneq_f32): New.
10636 (vcmlaq_rot270_lane_f32): New.
10637 (vcmlaq_rot270_laneq_f32): New.
10638 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
10639 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
10640 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
10641 (FCADD, FCMLA): New.
10643 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
10645 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10649 * config/pa/pa.c: Change "can not" to "cannot".
10650 * gimple-ssa-evrp-analyze.c: Likewise.
10651 * ipa-icf.c: Likewise.
10652 * ipa-polymorphic-call.c: Likewise.
10653 * ipa-pure-const.c: Likewise.
10654 * lra-constraints.c: Likewise.
10655 * lra-remat.c: Likewise.
10656 * reload1.c: Likewise.
10657 * reorg.c: Likewise.
10658 * tree-ssa-uninit.c: Likewise.
10660 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10664 * Makefile.in: Mechanically replace "can not" with "cannot".
10665 * alias.c: Likewise.
10666 * builtins.c: Likewise.
10667 * calls.c: Likewise.
10668 * cgraph.c: Likewise.
10669 * cgraph.h: Likewise.
10670 * cgraphclones.c: Likewise.
10671 * cgraphunit.c: Likewise.
10672 * combine-stack-adj.c: Likewise.
10673 * combine.c: Likewise.
10674 * common/config/i386/i386-common.c: Likewise.
10675 * config/aarch64/aarch64.c: Likewise.
10676 * config/alpha/sync.md: Likewise.
10677 * config/arc/arc.c: Likewise.
10678 * config/arc/predicates.md: Likewise.
10679 * config/arm/arm-c.c: Likewise.
10680 * config/arm/arm.c: Likewise.
10681 * config/arm/arm.h: Likewise.
10682 * config/arm/arm.md: Likewise.
10683 * config/arm/cortex-r4f.md: Likewise.
10684 * config/csky/csky.c: Likewise.
10685 * config/csky/csky.h: Likewise.
10686 * config/darwin-f.c: Likewise.
10687 * config/epiphany/epiphany.md: Likewise.
10688 * config/i386/i386.c: Likewise.
10689 * config/i386/sol2.h: Likewise.
10690 * config/m68k/m68k.c: Likewise.
10691 * config/mcore/mcore.h: Likewise.
10692 * config/microblaze/microblaze.md: Likewise.
10693 * config/mips/20kc.md: Likewise.
10694 * config/mips/sb1.md: Likewise.
10695 * config/nds32/nds32.c: Likewise.
10696 * config/nds32/predicates.md: Likewise.
10697 * config/pa/pa.c: Likewise.
10698 * config/rs6000/e300c2c3.md: Likewise.
10699 * config/rs6000/rs6000.c: Likewise.
10700 * config/s390/s390.h: Likewise.
10701 * config/sh/sh.c: Likewise.
10702 * config/sh/sh.md: Likewise.
10703 * config/spu/vmx2spu.h: Likewise.
10704 * cprop.c: Likewise.
10705 * dbxout.c: Likewise.
10706 * df-scan.c: Likewise.
10707 * doc/cfg.texi: Likewise.
10708 * doc/extend.texi: Likewise.
10709 * doc/fragments.texi: Likewise.
10710 * doc/gty.texi: Likewise.
10711 * doc/invoke.texi: Likewise.
10712 * doc/lto.texi: Likewise.
10713 * doc/md.texi: Likewise.
10714 * doc/objc.texi: Likewise.
10715 * doc/rtl.texi: Likewise.
10716 * doc/tm.texi: Likewise.
10718 * emit-rtl.c: Likewise.
10719 * emit-rtl.h: Likewise.
10720 * except.c: Likewise.
10721 * expmed.c: Likewise.
10722 * expr.c: Likewise.
10723 * fold-const.c: Likewise.
10724 * genautomata.c: Likewise.
10725 * gimple-fold.c: Likewise.
10726 * hard-reg-set.h: Likewise.
10727 * ifcvt.c: Likewise.
10728 * ipa-comdats.c: Likewise.
10729 * ipa-cp.c: Likewise.
10730 * ipa-devirt.c: Likewise.
10731 * ipa-fnsummary.c: Likewise.
10732 * ipa-icf.c: Likewise.
10733 * ipa-inline-transform.c: Likewise.
10734 * ipa-inline.c: Likewise.
10735 * ipa-polymorphic-call.c: Likewise.
10736 * ipa-profile.c: Likewise.
10737 * ipa-prop.c: Likewise.
10738 * ipa-pure-const.c: Likewise.
10739 * ipa-reference.c: Likewise.
10740 * ipa-split.c: Likewise.
10741 * ipa-visibility.c: Likewise.
10743 * ira-build.c: Likewise.
10744 * ira-color.c: Likewise.
10745 * ira-conflicts.c: Likewise.
10746 * ira-costs.c: Likewise.
10747 * ira-int.h: Likewise.
10748 * ira-lives.c: Likewise.
10751 * loop-invariant.c: Likewise.
10752 * loop-unroll.c: Likewise.
10753 * lower-subreg.c: Likewise.
10754 * lra-assigns.c: Likewise.
10755 * lra-constraints.c: Likewise.
10756 * lra-eliminations.c: Likewise.
10757 * lra-lives.c: Likewise.
10758 * lra-remat.c: Likewise.
10759 * lra-spills.c: Likewise.
10761 * lto-cgraph.c: Likewise.
10762 * lto-streamer-out.c: Likewise.
10763 * postreload-gcse.c: Likewise.
10764 * predict.c: Likewise.
10765 * profile-count.h: Likewise.
10766 * profile.c: Likewise.
10767 * recog.c: Likewise.
10769 * reload.c: Likewise.
10770 * reload1.c: Likewise.
10771 * reorg.c: Likewise.
10772 * resource.c: Likewise.
10773 * rtl.def: Likewise.
10775 * rtlanal.c: Likewise.
10776 * sched-deps.c: Likewise.
10777 * sched-ebb.c: Likewise.
10778 * sched-rgn.c: Likewise.
10779 * sel-sched-ir.c: Likewise.
10780 * sel-sched.c: Likewise.
10781 * shrink-wrap.c: Likewise.
10782 * simplify-rtx.c: Likewise.
10783 * symtab.c: Likewise.
10784 * target.def: Likewise.
10785 * toplev.c: Likewise.
10786 * tree-call-cdce.c: Likewise.
10787 * tree-cfg.c: Likewise.
10788 * tree-complex.c: Likewise.
10789 * tree-core.h: Likewise.
10790 * tree-eh.c: Likewise.
10791 * tree-inline.c: Likewise.
10792 * tree-loop-distribution.c: Likewise.
10793 * tree-nrv.c: Likewise.
10794 * tree-profile.c: Likewise.
10795 * tree-sra.c: Likewise.
10796 * tree-ssa-alias.c: Likewise.
10797 * tree-ssa-dce.c: Likewise.
10798 * tree-ssa-dom.c: Likewise.
10799 * tree-ssa-forwprop.c: Likewise.
10800 * tree-ssa-loop-im.c: Likewise.
10801 * tree-ssa-loop-ivcanon.c: Likewise.
10802 * tree-ssa-loop-ivopts.c: Likewise.
10803 * tree-ssa-loop-niter.c: Likewise.
10804 * tree-ssa-phionlycprop.c: Likewise.
10805 * tree-ssa-phiopt.c: Likewise.
10806 * tree-ssa-propagate.c: Likewise.
10807 * tree-ssa-threadedge.c: Likewise.
10808 * tree-ssa-threadupdate.c: Likewise.
10809 * tree-ssa-uninit.c: Likewise.
10810 * tree-ssanames.c: Likewise.
10811 * tree-streamer-out.c: Likewise.
10812 * tree.c: Likewise.
10813 * tree.h: Likewise.
10814 * vr-values.c: Likewise.
10816 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
10818 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
10819 (ix86_split_xorsign): Ditto.
10820 * config/i386/i386.c (ix86_expand_xorsign): New function.
10821 (ix86_split_xorsign): Ditto.
10822 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
10823 (xorsign<mode>3): New expander.
10824 (xorsign<mode>3_1): New insn_and_split pattern.
10825 * config/i386/sse.md (xorsign<mode>3): New expander.
10827 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10829 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
10830 (*tablejump_sp64): Likewise.
10831 (*tablejump<P:mode>): ...this.
10832 (*call_address_sp32): Merge into...
10833 (*call_address_sp64): Likewise.
10834 (*call_address<P:mode>): ...this.
10835 (*call_symbolic_sp32): Merge into...
10836 (*call_symbolic_sp64): Likewise.
10837 (*call_symbolic<P:mode>): ...this.
10838 (call_value): Remove constraint and add predicate.
10839 (*call_value_address_sp32): Merge into...
10840 (*call_value_address_sp64): Likewise.
10841 (*call_value_address<P:mode>): ...this.
10842 (*call_value_symbolic_sp32): Merge into...
10843 (*call_value_symbolic_sp64): Likewise.
10844 (*call_value_symbolic<P:mode>): ...this.
10845 (*sibcall_symbolic_sp32): Merge into...
10846 (*sibcall_symbolic_sp64): Likewise.
10847 (*sibcall_symbolic<P:mode>): ...this.
10848 (sibcall_value): Remove constraint and add predicate.
10849 (*sibcall_value_symbolic_sp32): Merge into...
10850 (*sibcall_value_symbolic_sp64): Likewise.
10851 (*sibcall_value_symbolic<P:mode>): ...this.
10852 (window_save): Minor tweak.
10853 (*branch_sp32): Merge into...
10854 (*branch_sp64): Likewise.
10855 (*branch<P:mode>): ...this.
10857 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10858 James Clarke <jrtc27@jrtc27.com>
10861 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
10862 consistently in TLS address generation and adjust code to the renaming
10863 of patterns. Mark calls to __tls_get_addr as const.
10864 * config/sparc/sparc.md (tgd_hi22): Turn into...
10865 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
10866 (tgd_lo10): Turn into...
10867 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
10868 (tgd_add32): Merge into...
10869 (tgd_add64): Likewise.
10870 (tgd_add<P:mode>): ...this and use Pmode throughout.
10871 (tldm_hi22): Turn into...
10872 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
10873 (tldm_lo10): Turn into...
10874 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
10875 (tldm_add32): Merge into...
10876 (tldm_add64): Likewise.
10877 (tldm_add<P:mode>): ...this and use Pmode throughout.
10878 (tldm_call32): Merge into...
10879 (tldm_call64): Likewise.
10880 (tldm_call<P:mode>): ...this and use Pmode throughout.
10881 (tldo_hix22): Turn into...
10882 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
10883 (tldo_lox10): Turn into...
10884 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
10885 (tldo_add32): Merge into...
10886 (tldo_add64): Likewise.
10887 (tldo_add<P:mode>): ...this and use Pmode throughout.
10888 (tie_hi22): Turn into...
10889 (tie_hi22<P:mode>): ...this and use Pmode throughout.
10890 (tie_lo10): Turn into...
10891 (tie_lo10<P:mode>): ...this and use Pmode throughout.
10892 (tie_ld64): Use DImode throughout.
10893 (tie_add32): Merge into...
10894 (tie_add64): Likewise.
10895 (tie_add<P:mode>): ...this and use Pmode throughout.
10896 (tle_hix22_sp32): Merge into...
10897 (tle_hix22_sp64): Likewise.
10898 (tle_hix22<P:mode>): ...this and use Pmode throughout.
10899 (tle_lox22_sp32): Merge into...
10900 (tle_lox22_sp64): Likewise.
10901 (tle_lox22<P:mode>): ...this and use Pmode throughout.
10902 (*tldo_ldub_sp32): Merge into...
10903 (*tldo_ldub_sp64): Likewise.
10904 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
10905 (*tldo_ldub1_sp32): Merge into...
10906 (*tldo_ldub1_sp64): Likewise.
10907 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
10908 (*tldo_ldub2_sp32): Merge into...
10909 (*tldo_ldub2_sp64): Likewise.
10910 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
10911 (*tldo_ldsb1_sp32): Merge into...
10912 (*tldo_ldsb1_sp64): Likewise.
10913 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
10914 (*tldo_ldsb2_sp32): Merge into...
10915 (*tldo_ldsb2_sp64): Likewise.
10916 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
10917 (*tldo_ldub3_sp64): Use DImode throughout.
10918 (*tldo_ldsb3_sp64): Likewise.
10919 (*tldo_lduh_sp32): Merge into...
10920 (*tldo_lduh_sp64): Likewise.
10921 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
10922 (*tldo_lduh1_sp32): Merge into...
10923 (*tldo_lduh1_sp64): Likewise.
10924 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
10925 (*tldo_ldsh1_sp32): Merge into...
10926 (*tldo_ldsh1_sp64): Likewise.
10927 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
10928 (*tldo_lduh2_sp64): Use DImode throughout.
10929 (*tldo_ldsh2_sp64): Likewise.
10930 (*tldo_lduw_sp32): Merge into...
10931 (*tldo_lduw_sp64): Likewise.
10932 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
10933 (*tldo_lduw1_sp64): Use DImode throughout.
10934 (*tldo_ldsw1_sp64): Likewise.
10935 (*tldo_ldx_sp64): Likewise.
10936 (*tldo_stb_sp32): Merge into...
10937 (*tldo_stb_sp64): Likewise.
10938 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
10939 (*tldo_sth_sp32): Merge into...
10940 (*tldo_sth_sp64): Likewise.
10941 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
10942 (*tldo_stw_sp32): Merge into...
10943 (*tldo_stw_sp64): Likewise.
10944 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
10945 (*tldo_stx_sp64): Use DImode throughout.
10947 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10949 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
10950 check configure option to set BTI and Return Address Signing.
10951 * configure.ac: Add --enable-standard-branch-protection and
10952 --disable-standard-branch-protection.
10953 * configure: Regenerated.
10954 * doc/install.texi: Document the same.
10956 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10957 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10959 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
10960 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
10961 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
10963 * config/aarch64/aarch64-bti-insert.c: New file.
10964 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
10966 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
10968 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
10969 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
10970 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
10971 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
10973 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10975 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
10976 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
10977 Disable bti for -mbranch-protection=none.
10978 (aarch64_handle_standard_branch_protection): Enable bti for
10979 -mbranch-protection=standard.
10980 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
10981 -mbranch-protection.
10982 (aarch64_bti_enabled): Check if bti is enabled.
10983 * config/aarch64/aarch64.opt: Declare target variable.
10984 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
10986 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10988 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
10989 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
10990 (aarch64_expand_epilogue): Likewise.
10991 (aarch64_output_mi_thunk): Likewise
10992 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
10993 TAILCALL_ADDR_REGS to x16 and x17.
10994 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
10996 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10998 * config/aarch64/aarch64-option-extensions.def: Define
10999 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
11000 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
11001 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
11002 (AARCH64_FL_PREDRES): New.
11003 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
11004 AARCH64_FL_PREDRES by default.
11005 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
11007 2018-01-09 Sudakshina Das <sudi.das@arm.com>
11009 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
11011 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
11012 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
11013 * doc/invoke.texi: Document ARMv8.5-A.
11015 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
11017 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
11018 (xorsign<mode>3): Likewise.
11020 2019-01-09 Jelinek <jakub@redhat.com>
11022 PR middle-end/88758
11023 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
11024 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
11026 PR rtl-optimization/88331
11027 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
11028 not currently_expanding_to_rtl.
11030 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
11032 * doc/invoke.texi (-Os): Remove trailing spaces.
11033 (-finline-functions): Remove reference to -O2.
11035 2019-01-08 Jakub Jelinek <jakub@redhat.com>
11037 PR rtl-optimization/79593
11038 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
11040 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
11041 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
11043 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
11046 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
11050 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
11051 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
11053 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
11056 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
11057 ix86_avx_u128_mode_entry.
11059 2019-01-08 Martin Liska <mliska@suse.cz>
11061 PR tree-optimization/88753
11062 * tree-switch-conversion.c (switch_conversion::build_one_array):
11063 Come up with local variable constructor. Convert first to
11064 type of constructor values.
11066 2019-01-08 Richard Biener <rguenther@suse.de>
11068 PR tree-optimization/86554
11069 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
11070 rpo_avail): Move earlier.
11071 (visit_nary_op): When value-numbering to expressions
11072 with different overflow behavior make sure there's an
11073 available expression on the path.
11075 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
11077 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
11078 aarch64_parse_branch_protection,
11079 struct aarch64_branch_protect_type,
11080 aarch64_handle_no_branch_protection,
11081 aarch64_handle_standard_branch_protection,
11082 aarch64_validate_mbranch_protection,
11083 aarch64_handle_pac_ret_protection,
11084 aarch64_handle_attr_branch_protection,
11085 accepted_branch_protection_string,
11086 aarch64_pac_ret_subtypes,
11087 aarch64_branch_protect_types,
11088 aarch64_handle_pac_ret_leaf): Define.
11089 (aarch64_override_options_after_change_1, aarch64_override_options):
11090 Add check for accepted_branch_protection_string.
11091 (aarch64_option_save): Save accepted_branch_protection_string.
11092 (aarch64_option_restore): Save accepted_branch_protection_string.
11093 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
11094 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
11095 msign-return-address.
11096 * doc/invoke.texi: Add mbranch-protection.
11098 2019-01-08 Alan Modra <amodra@gmail.com>
11101 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
11102 Delete "unknownp" parameter. Adjust callers. Handle
11103 CONST_INT, PLUS, MINUS, and MULT.
11104 (attr_value_aligned): Renamed from or_attr_value.
11105 (min_attr_value): Return INT_MIN for unhandled rtl case..
11106 (min_fn): ..and translate to INT_MAX here.
11107 (write_length_unit_log): Modify to cope without "unknown".
11108 (write_attr_value): Handle IF_THEN_ELSE.
11110 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
11112 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
11113 optimization for masked stores.
11115 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
11117 PR middle-end/88567
11118 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
11119 output vector directly to duplicate_and_interleave instead of
11120 going through a temporary. Postpone insertion of ctor_seq to
11121 the end of the loop.
11123 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
11126 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
11127 unsigned_p. Handle signed and unsigned overflow correction as
11129 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
11131 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
11133 (add<mode>3_compareV_imm): Make this callable for expanding.
11134 (subv<GPI:mode>4): Use register_operand for operand 1. Use
11135 aarch64_plus_operand for operand 2.
11136 (subv<GPI:mode>_insn): New insn pattern.
11137 (subv<GPI:mode>_imm): Likewise.
11138 (negv<GPI:mode>3): New expand pattern.
11139 (negv<GPI:mode>_insn): New insn pattern.
11140 (negv<GPI:mode>_cmp_only): Likewise.
11141 (cmpv<GPI:mode>_insn): Likewise.
11142 (subvti4): Use register_operand for operand 1. Update call to
11143 aarch64_expand_subvti.
11144 (usubvti4): Likewise.
11145 (negvti3): New expand pattern.
11146 (negdi_carryout): New insn pattern.
11147 (negvdi_carryinV): New insn pattern.
11148 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
11149 version the named version.
11150 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
11152 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
11154 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
11156 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
11157 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
11158 (sub<mode>3_carryinCV): Delete.
11159 (sub<GPI:mode>3_carryinV): New expand pattern.
11160 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
11162 2019-01-07 Richard Biener <rguenther@suse.de>
11164 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
11165 of tree_operand_hash.
11167 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
11169 PR tree-optimization/88598
11170 * tree.h (single_nonzero_element): Declare.
11171 * tree.c (single_nonzero_element): New function.
11172 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
11173 if I is the only nonzero element of CST.
11175 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
11177 PR tree-optimization/88598
11178 * tree.h (initializer_each_zero_or_onep): Declare.
11179 * tree.c (initializer_each_zero_or_onep): New function.
11180 (signed_or_unsigned_type_for): Handle float types too.
11181 (unsigned_type_for, signed_type_for): Update comments accordingly.
11182 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
11183 x & { 0 or -1, 0 or -1, ... }.
11185 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
11187 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
11188 with x86_64-pc-linux-gnu.
11190 2019-01-07 Tom de Vries <tdevries@suse.de>
11193 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
11195 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
11198 2019-01-07 Jakub Jelinek <jakub@redhat.com>
11200 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
11201 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
11202 TARGET_AVX512F as condition.
11205 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
11206 const_not_ok_for_debug_p target hook.
11207 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
11208 on UNSPEC and subexpressions thereof if all subexpressions of the
11209 UNSPEC are CONSTANT_P.
11211 PR tree-optimization/88676
11212 * tree-ssa-phiopt.c (two_value_replacement): New function.
11213 (tree_ssa_phiopt_worker): Call it.
11216 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
11217 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
11220 * tree-vect-generic.c: Include insn-config.h and recog.h.
11221 (expand_vector_piecewise): Add defaulted ret_type argument,
11222 if non-NULL, use that in preference to type for the result type.
11223 (expand_vector_parallel): Formatting fix.
11224 (do_vec_conversion, do_vec_narrowing_conversion,
11225 expand_vector_conversion): New functions.
11226 (expand_vector_operations_1): Call expand_vector_conversion
11227 for VEC_CONVERT ifn calls.
11228 * internal-fn.def (VEC_CONVERT): New internal function.
11229 * internal-fn.c (expand_VEC_CONVERT): New function.
11230 * fold-const-call.c (fold_const_vec_convert): New function.
11231 (fold_const_call): Use it for CFN_VEC_CONVERT.
11232 * doc/extend.texi (__builtin_convertvector): Document.
11234 2019-01-07 Tom de Vries <tdevries@suse.de>
11236 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
11237 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
11238 vector_red_partition, vector_red_sym): New global variables.
11239 (nvptx_option_override): Initialize vector_red_sym.
11240 (nvptx_declare_function_name): Restore red_partition register.
11241 (nvptx_file_end): Emit code to declare the vector reduction variables.
11242 (nvptx_output_red_partition): New function.
11243 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
11244 large vector reductions.
11245 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
11246 (nvptx_init_builtins): Add VECTOR_ADDR.
11247 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
11248 Handle nvptx_expand_shared_addr.
11249 (nvptx_get_shared_red_addr): Add vector argument and handle large
11251 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
11253 (nvptx_goacc_reduction_init): Likewise.
11254 (nvptx_goacc_reduction_fini): Likewise.
11255 (nvptx_goacc_reduction_teardown): Likewise.
11256 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
11257 init,fini,teardown}.
11258 (nvptx_init_axis_predicate): Initialize vector_red_partition.
11259 (nvptx_set_current_function): Init vector_red_partition.
11260 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
11261 (nvptx_red_partition): New insn.
11262 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
11264 2019-01-07 Tom de Vries <tdevries@suse.de>
11267 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
11270 2019-01-07 Tom de Vries <tdevries@suse.de>
11272 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
11273 (nvptx_option_override): Init oacc_bcast_partition.
11274 (nvptx_init_oacc_workers): New function.
11275 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
11276 (nvptx_needs_shared_bcast): New function.
11277 (nvptx_find_par): Generalize to enable vectors to use shared-memory
11278 to propagate state.
11279 (nvptx_shared_propagate): Initialize vector bcast partition and
11280 synchronization state.
11281 (nvptx_single): Generalize to enable vectors to use shared-memory
11282 to propagate state.
11283 (nvptx_process_pars): Likewise.
11284 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
11285 * config/nvptx/nvptx.h (struct machine_function): Add
11286 bcast_partition and sync_bar members.
11288 2019-01-07 Tom de Vries <tdevries@suse.de>
11290 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
11291 (nvptx_apply_dim_limits): New function.
11292 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
11295 2019-01-07 Tom de Vries <tdevries@suse.de>
11297 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
11298 as late as possible.
11300 2019-01-07 Tom de Vries <tdevries@suse.de>
11302 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
11303 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
11304 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
11305 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
11306 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
11308 2019-01-07 Tom de Vries <tdevries@suse.de>
11310 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
11312 2019-01-07 Tom de Vries <tdevries@suse.de>
11314 * omp-offload.c (oacc_get_min_dim): New function.
11315 * omp-offload.h (oacc_get_min_dim): Declare.
11317 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
11320 * config/i386/i386.c (function_value_ms_64): Return small sturct in
11321 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
11323 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11327 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
11329 * ipa-inline.c (edge_badness): Use inlined_time instead of
11330 inline_summaries->get.
11332 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11334 * opts.c (enable_fdo_optimizations): Enable
11335 version-loops-for-strides, loop-interchange, unrol-and-jam
11336 and tree-loop-distribution.
11337 * invoke.texi: Document newly enabled options.
11339 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11341 * doc/invoke.texi (max-inline-insns-small): New parameters.
11342 * ipa-inline.c (want_early_inline_function_p): simplify.
11343 (want_inline_small_function_p): Fix pasto from previous patch;
11344 use max-inline-insns-small bound.
11345 * params.def (max-inline-insns-small): New param.
11346 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
11347 variables correctly.
11349 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11351 * doc/invoke.texi: Document max-inline-insns-size,
11352 uninlined-function-insns, uninlined-function-time,
11353 uninlined-thunk-insns and uninlined-thunk-time.
11354 * params.def: Add max-inline-insns-size,
11355 uninlined-function-insns, uninlined-function-time,
11356 uninlined-thunk-insns and uninlined-thunk-time.
11357 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
11359 * ipa-inline.c (can_inline_edge_by_limits_p,
11360 want_inline_small_function_p): Use new parameters.
11362 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11364 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
11366 2019-01-05 Jakub Jelinek <jakub@redhat.com>
11368 PR middle-end/82564
11370 * expr.c (expand_assignment): For calls returning VLA structures
11371 if to_rtx is not a MEM, force it into a stack temporary.
11374 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
11375 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
11376 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
11377 subexpressions of both operands.
11378 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
11379 subrtxes are CONSTANT_P.
11380 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
11381 2018-11-09 changes.
11383 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
11385 * params.def (hot-bb-count-ws-permille): Set to 990.
11387 2019-01-04 Martin Sebor <msebor@redhat.com>
11390 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
11393 2019-01-04 Martin Sebor <msebor@redhat.com>
11396 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
11398 2019-01-04 Jakub Jelinek <jakub@redhat.com>
11400 * gdbinit.in: Turn off pagination for the skip commands, restore
11401 it to previous state afterwards.
11403 2019-01-04 Jakub Jelinek <jakub@redhat.com>
11406 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
11407 of GET_MODE (opN) as modes of the libcall arguments.
11409 2019-01-04 Jan Beulich <jbeulich@suse.com>
11411 * config/i386/sse.md
11412 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
11413 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
11414 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
11415 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
11416 avx512f_vmcmp<mode>3<round_saeonly_name>,
11417 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
11418 avx512f_maskcmp<mode>3,
11419 <avx512>_cvt<ssemodesuffix>2mask<mode>,
11420 <avx512>_cvt<ssemodesuffix>2mask<mode>,
11421 *<avx512>_cvtmask2<ssemodesuffix><mode>,
11422 *<avx512>_cvtmask2<ssemodesuffix><mode>,
11423 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
11424 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
11425 <avx512>_gt<mode>3<mask_scalar_merge_name>,
11426 <avx512>_gt<mode>3<mask_scalar_merge_name>,
11427 <avx512>_testm<mode>3<mask_scalar_merge_name>,
11428 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
11429 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
11430 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
11431 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
11432 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
11433 avx512cd_maskb_vec_dup<mode>,
11434 avx512cd_maskw_vec_dup<mode>,
11435 avx512dq_fpclass<mode><mask_scalar_merge_name>,
11436 avx512dq_vmfpclass<mode>,
11437 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
11440 2019-01-03 Martin Sebor <msebor@redhat.com>
11442 PR tree-optimization/88659
11443 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
11445 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
11447 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
11448 unaligned vsx and avoid lxvd2x/stxvd2x.
11449 (gen_lvx_v4si_move): New function.
11451 2019-01-03 Tom de Vries <tdevries@suse.de>
11453 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
11454 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
11456 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
11458 2019-01-03 Tom de Vries <tdevries@suse.de>
11460 * config/nvptx/nvptx.c (struct offload_attrs): New.
11461 (populate_offload_attrs): New function. Factor mask extraction out of
11462 nvptx_reorg. Add extraction of dimensions.
11463 (nvptx_reorg): Use populate_offload_attrs.
11465 2019-01-03 Tom de Vries <tdevries@suse.de>
11467 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
11468 cases for oacc_min_dims_p and routine_p. Add asserts for
11469 oacc_default_dims_p and offload_region_p.
11471 2019-01-03 Tom de Vries <tdevries@suse.de>
11473 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
11474 factored out of ...
11475 (nvptx_goacc_validate_dims): ... here.
11477 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
11479 PR tree-optimization/85574
11480 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
11482 (struct ssa_equip_hash_traits): Declare.
11483 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
11485 2019-01-03 Jakub Jelinek <jakub@redhat.com>
11488 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
11489 change it to qualified_type.
11491 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
11493 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
11494 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
11496 2019-01-02 Martin Sebor <msebor@redhat.com>
11497 Jeff Law <law@redhat.com>
11499 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
11500 (get_range_strlen_tree): Update appropriately.
11502 * gimple-fold.h (get_range_strlen): Drop unused last argument.
11504 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
11505 rather than set_range_info.
11506 * tree-ssa-strlen.c (set_strlen_range): Extracted from
11507 maybe_set_strlen_range. Handle potentially boundary crossing
11508 cases more conservatively.
11509 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
11510 Call set_strlen_range.
11511 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
11513 PR middle-end/88663
11514 * gimple-fold.c (get_range_strlen): Update prototype to no longer
11515 need the flexp argument.
11516 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
11517 from calls to get_range_strlen. Update comments. Just update
11518 VAL for an unterminated const char array and let the reset of the
11519 code handle it normally. No longer try to set *flexp. Adjust
11521 (get_range_strlen): Update for the new get_range_strlen API.
11522 (get_maxval_strlen): Similarly.
11523 (gimple_fold_builtin_strlen): Handle update meaning of return value
11524 from get_range_strlen.
11525 * gimple-ssa-sprintf.c (get_string_length): Update for the new
11526 get_range_strlen API.
11528 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
11531 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
11532 false at WPA time when body was removed.
11534 2019-01-02 Martin Liska <mliska@suse.cz>
11536 PR tree-optimization/88650
11537 * predict.c (set_even_probabilities): Calculate probability
11538 remainer only when really used.
11540 2019-01-02 Richard Biener <rguenther@suse.de>
11542 PR middle-end/88651
11543 * tree-data-ref.c (analyze_subscript_affine_affine): Use
11544 widest_ints when mangling max_stmt_execution results.
11546 2019-01-02 Richard Biener <rguenther@suse.de>
11548 PR tree-optimization/88621
11549 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
11550 bitfields when canoncalizing.
11552 2019-01-02 Richard Biener <rguenther@suse.de>
11555 * config/i386/x86-tune-costs.h (intel_cost): Adjust
11556 cost of cheap SSE instruction.
11558 2019-01-02 Richard Biener <rguenther@suse.de>
11561 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
11562 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
11564 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
11565 set after UIDs before splitting them.
11567 2019-01-01 Martin Sebor <msebor@redhat.com>
11568 Jeff Law <law@redhat.com>
11570 * gimple-fold.c (get_range_strlen_tree): Record if the computed
11571 length is optimistic. If it is, then arrange to compute the
11572 conservative length as well.
11574 * gimple-fold.h (get_range_strlen): Update prototype.
11575 * builtins.c (check_access): Update call to get_range_strlen to use
11576 c_strlen_data pointer. Change various variable accesses to instead
11577 pull data from the c_strlen_data structure.
11578 (check_strncat_sizes, expand_builtin_strncat): Likewise.
11579 * calls.c (maybe_warn_nonstring_arg): Likewise.
11580 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
11581 minimum length if maximum lengh is unknown.
11582 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
11583 that used c_strlen, it's no longer needed. Restructure slightly.
11584 (format_string): Set unlikely range appropriately.
11585 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
11587 (get_range_strlen): Accept c_strlen_data pointer for external
11588 call sites as well. Pass through to call to internal get_range_strlen.
11589 Adjust minlen, maxlen and maxbound as needed.
11590 (get_maxval_strlen): Update comments.
11591 (gimple_fold_builtin_strlen): Update call to get_range_strlen
11592 to use c_strlen_data pointer. Change variable accesses to instead
11593 use c_strlen_data data members.
11595 * gimple-fold.c (get_range_strlen): Update prototype.
11596 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
11597 local variables. Use pdata to return information to caller.
11598 Update calls to get_range_strlen. Update pdata->maxbound.
11599 (get_range_strlen -- static version): Similarly.
11600 (get_range_strlen -- extern version): Update for internal
11601 get_range_strlen API change. Convert to external data format.
11602 (get_maxval_strlen): Similarly.
11604 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
11606 * coverage.c (get_coverage_counts): Use current_function_decl.
11607 * profile.c (read_thunk_profile): New function.
11608 (branch_prob): Add THUNK parameter.
11609 * tree-profile.c (tree_profiling): Handle thunks.
11610 * value-prof.c (init_node_map): Handle thunks.
11611 * value-prof.h (branch_prob): Upate prototype.
11612 (read_thunk_profile): Declare.
11614 2019-01-01 Jakub Jelinek <jakub@redhat.com>
11616 Update copyright years.
11618 * gcc.c (process_command): Update copyright notice dates.
11619 * gcov-dump.c (print_version): Ditto.
11620 * gcov.c (print_version): Ditto.
11621 * gcov-tool.c (print_version): Ditto.
11622 * gengtype.c (create_file): Ditto.
11623 * doc/cpp.texi: Bump @copying's copyright year.
11624 * doc/cppinternals.texi: Ditto.
11625 * doc/gcc.texi: Ditto.
11626 * doc/gccint.texi: Ditto.
11627 * doc/gcov.texi: Ditto.
11628 * doc/install.texi: Ditto.
11629 * doc/invoke.texi: Ditto.
11631 Copyright (C) 2019 Free Software Foundation, Inc.
11633 Copying and distribution of this file, with or without modification,
11634 are permitted in any medium without royalty provided the copyright
11635 notice and this notice are preserved.