1 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
3 * config/aarch64/aarch64-protos.h (aarch64_ptrue_reg): Declare.
4 * config/aarch64/aarch64.c (aarch64_ptrue_reg): New functions.
5 (aarch64_expand_sve_widened_duplicate, aarch64_expand_sve_mem_move)
6 (aarch64_maybe_expand_sve_subreg_move, aarch64_evpc_rev_local)
7 (aarch64_expand_sve_vec_cmp_int): Use it.
8 (aarch64_expand_sve_vec_cmp_float): Likewise.
9 * config/aarch64/aarch64-sve.md: Likewise throughout.
11 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
13 * config/aarch64/aarch64-sve.md (*cond_<optab><mode>_0): Delete.
14 (*cond_<optab><mode>_z): Fold into...
15 (*cond_<optab><mode>_any): ...here. Also handle cases in which
16 operand 4 can be tied to operand 0 (either inherently or via RA).
18 2019-06-18 Richard Biener <rguenther@suse.de>
21 * cfgexpand.c (expand_debug_expr): Treat NOTE_P DECL_RTL
24 2019-06-18 Tom de Vries <tdevries@suse.de>
26 * config/nvptx/nvptx-protos.h (gen_set_softstack_insn): Remove.
27 * config/nvptx/nvptx.c (gen_set_softstack_insn): Remove.
28 * config/nvptx/nvptx.md (define_insn "set_softstack_<mode>"): Rename to ...
29 (define_insn "@set_softstack_<mode>"): ... this.
30 (define_insn "omp_simt_enter_<mode>"): Rename to ...
31 (define_insn "@omp_simt_enter_<mode>"): ... this.
32 (define_insn "omp_simt_exit_<mode>"): Rename to ...
33 (define_insn "@omp_simt_exit_<mode>"): ... this.
35 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
37 * tree-vect-loop-manip.c (vect_set_loop_masks_directly): Remove
38 vf parameter. Restore the previous iv step of nscalars_step,
39 but give it iv_type rather than compare_type. Tweak code order
40 to match the comments.
41 (vect_set_loop_condition_masked): Update accordingly.
42 * tree-vect-loop.c (vect_verify_full_masking): Use "unsigned int"
43 for iv_precision. Tweak comment formatting.
45 2019-06-18 Iain Sandoe <iain@sandoe.co.uk>
47 * config/darwin.c: Strip trailing whitespace.
49 2019-06-18 Iain Sandoe <iain@sandoe.co.uk>
51 * config/darwin.c (darwin_emit_unwind_label): New default to false.
52 (darwin_override_options): Set darwin_emit_unwind_label as needed.
54 2019-06-18 Martin Jambor <mjambor@suse.cz>
57 * ipa-cp.c (ignore_edge_p): Do not ignore edges when only the
58 caller does not have flag_ipa_cp set.
60 2019-06-18 Alejandro Martinez <alejandro.martinezvicente@arm.com>
62 * config/aarch64/aarch64-sve.md (mask_fold_left_plus_<mode>): Renamed
63 from "*fold_left_plus_<mode>", updated operands order.
64 * doc/md.texi (mask_fold_left_plus_@var{m}): Documented new optab.
65 * internal-fn.c (mask_fold_left_direct): New define.
66 (expand_mask_fold_left_optab_fn): Likewise.
67 (direct_mask_fold_left_optab_supported_p): Likewise.
68 * internal-fn.def (MASK_FOLD_LEFT_PLUS): New internal function.
69 * optabs.def (mask_fold_left_plus_optab): New optab.
70 * tree-vect-loop.c (mask_fold_left_plus_optab): New function to get a
71 masked internal_fn for a reduction ifn.
72 (vectorize_fold_left_reduction): Add support for masking reductions.
74 2019-06-18 Kewen Lin <linkw@gcc.gnu.org>
77 * target.def (predict_doloop_p): New hook.
78 * targhooks.h (default_predict_doloop_p): New declaration.
79 * targhooks.c (default_predict_doloop_p): New function.
80 * doc/tm.texi.in (TARGET_PREDICT_DOLOOP_P): New hook.
81 * doc/tm.texi: Regenerate.
82 * config/rs6000/rs6000.c (rs6000_predict_doloop_p): New function.
83 (TARGET_PREDICT_DOLOOP_P): New macro.
84 * tree-ssa-loop-ivopts.c (generic_predict_doloop_p): New function.
86 2019-06-17 Jakub Jelinek <jakub@redhat.com>
88 * omp-low.c (struct omp_context): Add scan_inclusive field.
89 (scan_omp_1_stmt) <case GIMPLE_OMP_SCAN>: Set ctx->scan_inclusive
91 (struct omplow_simd_context): Add lastlane member.
92 (lower_rec_simd_input_clauses): Add rvar argument, handle inscan
93 reductions. Build 2 or 3 argument .GOMP_SIMD_LANE calls rather than
95 (lower_rec_input_clauses): Handle inscan reductions in simd contexts.
96 (lower_lastprivate_clauses): Set TREE_THIS_NOTRAP on the ARRAY_REF.
97 (lower_omp_scan): New function.
98 (lower_omp_1) <case GIMPLE_OMP_SCAN>: Use lower_omp_scan.
99 * tree-ssa-dce.c (eliminate_unnecessary_stmts): For IFN_GOMP_SIMD_LANE
100 check 3rd argument if present rather than 2nd.
101 * tree-vectorizer.h (struct _loop_vec_info): Add scan_map member.
102 (struct _stmt_vec_info): Change simd_lane_access_p from bool into
104 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
105 scan_map. For IFN_GOMP_SIMD_LANE check 3rd argument if present rather
107 (_loop_vec_info::~_loop_vec_info): Delete scan_map.
108 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Allow two
109 different STMT_VINFO_SIMD_LANE_ACCESS_P refs if they have the same
111 (vect_find_stmt_data_reference): Encode in ->aux the 2nd
112 IFN_GOMP_SIMD_LANE argument.
113 (vect_analyze_data_refs): Set STMT_VINFO_SIMD_LANE_ACCESS_P from the
115 * tree-vect-stmts.c: Include attribs.h.
116 (vectorizable_call): Adjust comment about IFN_GOMP_SIMD_LANE.
117 (scan_operand_equal_p, check_scan_store, vectorizable_scan_store): New
119 (vectorizable_load): For STMT_VINFO_SIMD_LANE_ACCESS_P tests use != 0.
120 (vectorizable_store): Handle STMT_VINFO_SIMD_LANE_ACCESS_P > 1.
122 2019-06-17 Uroš Bizjak <ubizjak@gmail.com>
125 * config/i386/i386.md (*nabstf2_1): New insn pattern.
126 (*nabs<mode>2_1): Ditto.
127 (nabs sse-reg splitter): New splitter.
128 * config/i386/sse.md (*nabs<mode>2): New insn_and_split pattern.
130 2019-06-17 Jan Hubicka <hubicka@ucw.cz>
133 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Fix
136 2019-06-17 Tom de Vries <tdevries@suse.de>
138 * config/nvptx/nvptx-protos.h (gen_set_softstack_insn): Declare.
139 * config/nvptx/nvptx.c (gen_set_softstack_insn): New function.
140 * config/nvptx/nvptx.md (define_insn "set_softstack_insn"): Rename to
142 (define_insn "set_softstack_<mode>"): ... this. Use P iterator on
144 (define_insn "omp_simt_enter_insn"): Rename to ...
145 (define_insn "omp_simt_enter_<mode>"): ... this. Use P iterator on
146 match_operand 0, 1 and 2, as well as the unspec_volatile result.
147 (define_expand "omp_simt_enter): Use gen_omp_simt_enter_di and
148 gen_omp_simt_enter_si.
149 (define_expand "omp_simt_exit"): New.
150 (define_insn "omp_simt_exit"): Rename to ...
151 (define_insn "omp_simt_exit_<mode>"): ... this. Use P iterator on
154 2019-06-17 Matthew Green <mrg@eterna.com.au>
155 Maya Rashish <coypu@sdf.org>
157 * config.gcc (aarch64*-*-netbsd*): New target.
158 * config/aarch64/aarch64-netbsd.h: New file.
159 * config/aarch64/t-aarch64-netbsd: Likewise.
161 2019-06-17 Jan Hubicka <hubicka@ucw.cz>
163 * tree-ssa-alias.c (aliasing_component_refs_p): Consider only
164 the access path from base to first VIEW_CONVERT_EXPR or
167 2019-06-17 Jan Hubicka <hubicka@ucw.cz>
169 * tree-ssa-alias.c (nonoverlapping_component_refs_p): Also truncate
170 access path on BIT_FIELD_REFs.
172 2019-06-17 Martin Liska <mliska@suse.cz>
175 * ipa-utils.h (odr_type_p): Remove dead code.
177 2019-06-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
179 * configure.ac (ld_vers) <*-*-solaris2*>: Remove support for
180 alternative Solaris 11.4 format.
181 * configure: Regenerate.
183 2019-06-17 Tom de Vries <tdevries@suse.de>
185 * config/nvptx/nvptx.md (define_insn "call_insn"): Rename to ...
186 (define_insn "call_insn_<mode>"): ... this. Use P iterator on
188 (define_insn "call_value_insn"): Rename to ...
189 (define_insn "call_value_insn_<mode>"): this. Use P iterator on
191 (define_insn "nvptx_red_partition"): Set unspec_volatile result mode to
194 2019-06-16 John David Anglin <danglin@gcc.gnu.org>
197 * config/pa/pa.md (nonlocal_goto): Restore frame pointer last. Add
198 frame clobbers and schedule block.
199 (builtin_longjmp): Likewise.
201 2019-06-16 Jozef Lawrynowicz <jozef.l@mittosystems.com>
203 * config/msp430/msp430.c (msp430_expand_helper): Setup arguments which
204 describe how to perform MSPABI compliant 64-bit shift.
205 * config/msp430/msp430.md (ashldi3): New define_expand.
206 (ashrdi3): New define_expand.
207 (lshrdi3): New define_expand.
209 2019-06-16 Jozef Lawrynowicz <jozef.l@mittosystems.com>
211 * doc/sourcebuild.texi: Document new effective target keyword
214 2019-06-16 Jan Hubicka <hubicka@ucw.cz>
216 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p,
217 indirect_refs_may_alias_p): Revert accidental commits.
219 * tree-ssa-alias.c (aliasing_component_refs_p): Watch for arrays
220 at the end of structures.
222 2019-06-16 Iain Sandoe <iain@sandoe.co.uk>
224 * config/darwin.c (machopic_indirect_call_target): Use renamed
225 darwin_picsymbol_stubs to decide on output.
226 (darwin_override_options): Handle darwin_picsymbol_stubs.
227 * config/darwin.h (MIN_LD64_OMIT_STUBS): New.
228 (LD64_VERSION): Revise default.
229 * config/darwin.opt: (mpic-symbol-stubs): New option.
230 (darwin_picsymbol_stubs): New variable.
231 * config/i386/darwin.h (TARGET_MACHO_BRANCH_ISLANDS):
232 rename to TARGET_MACHO_PICSYM_STUBS.
233 * config/i386/i386.c (output_pic_addr_const): Likewise.
234 * config/i386/i386.h Likewise.
235 * config/rs6000/darwin.h: Likewise.
236 * config/rs6000/rs6000.c (rs6000_call_darwin_1): Use renamed
237 darwin_picsymbol_stubs.
239 2019-06-16 Iain Sandoe <iain@sandoe.co.uk>
241 * config/darwin.opt (prebind, noprebind, seglinkedit,
242 noseglinkedit): Add RejectNegative.
244 2019-06-16 Jan Hubicka <hubicka@ucw.cz>
246 * tree-ssa-alias.c (nonoverlapping_component_refs_p): Fix pasto
247 in my previous patch.
249 2019-06-16 Tom de Vries <tdevries@suse.de>
251 PR tree-optimization/89376
252 * tree-parloops.c (oacc_entry_exit_ok_1): Handle red == NULL.
254 2019-06-15 Maya Rashish <coypu@sdf.org>
256 * doc/invoke.texi (Spec Files): Update location of the
259 2019-06-15 Gerald Pfeifer <gerald@pfeifer.com>
261 * doc/extend.texi (Common Function Attributes): Clarify
262 no_sanitize. Fix grammar.
264 2019-06-15 Jan Hubicka <hubicka@ucw.cz>
266 * tree-ssa-alias.c (alias_stats): Add
267 nonoverlapping_component_refs_p_may_alias,
268 nonoverlapping_component_refs_p_no_alias,
269 nonoverlapping_component_refs_of_decl_p_may_alias,
270 nonoverlapping_component_refs_of_decl_p_no_alias.
271 (dump_alias_stats): Dump them.
272 (nonoverlapping_component_refs_of_decl_p): Add stats.
273 (nonoverlapping_component_refs_p): Add stats; do not stop on first
276 2019-06-15 Uroš Bizjak <ubizjak@gmail.com>
278 * config/i386/i386.md (and<mode>3): Generate zero-extends for
279 TARGET_ZERO_EXTEND_WITH_AND && optimize_function_for_speed_p (cfun))
281 (*anddi3_doubleword): Split before reload. Merge with
282 anddi->zext pre-reload splitter.
283 (*andndi3_doubleword): Split before reload.
284 (*<code>di3_doubleword): Ditto.
285 (*one_cmpldi2_doubleword): Ditto.
287 2019-06-15 Jakub Jelinek <jakub@redhat.com>
290 * gimplify.c: Include omp-offload.h and context.h.
291 (gimplify_bind_expr): Add "omp declare target" attributes
292 to static block scope variables inside of target region or target
295 2019-06-15 Tom de Vries <tdevries@suse.de>
297 PR tree-optimization/90009
298 * tree-ssa-threadbackward.c (thread_jumps::profitable_jump_thread_path):
299 Return NULL if bb contains IFN_UNIQUE.
301 2019-06-14 Segher Boessenkool <segher@kernel.crashing.org>
303 * config/rs6000/rs6000.md (CCEITHER): New define_mode_iterator.
304 (un): New define_mode_attr.
305 (isel_signed_<mode>, isel_unsigned_<mode>): Delete, merge into ...
306 (isel_<un>signed_<GPR:mode>): ... this. New define_insn.
307 (isel_reversed_signed_<mode>, isel_reversed_unsigned_<mode>): Delete,
309 (isel_reversed_<un>signed_<GPR:mode>): ... this. New define_insn.
311 2019-06-14 Iain Sandoe <iain@sandoe.co.uk>
313 * config/darwin.opt: Add RejectNegative where needed, reorder
314 and add minimal functional descriptions.
316 2019-06-14 H.J. Lu <hongjiu.lu@intel.com>
318 PR rtl-optimization/90765
319 * calls.c (update_stack_alignment_for_call): New function.
320 (expand_call): Call update_stack_alignment_for_call when
321 outgoing parameter is passed in the stack.
322 (emit_library_call_value_1): Likewise.
323 * function.c (locate_and_pad_parm): Don't update
324 stack_alignment_needed and preferred_stack_boundary.
326 2019-06-14 H.J. Lu <hongjiu.lu@intel.com>
329 * config/i386/i386-features.c
330 (dimode_scalar_chain::compute_convert_gain): Replace
331 mmxsse_to_integer with sse_to_integer.
332 * config/i386/i386.c (ix86_register_move_cost): Verify that
333 moves between MMX and non-MMX units require secondary memory.
334 Correct costs of moves between SSE and integer units.
335 * config/i386/i386.h (processor_costs): Rename cost of moving
336 SSE register to integer to sse_to_integer. Rename cost of
338 2019-06-14 Matt Thomas <matt@3am-software.com>
339 Matthew Green <mrg@eterna.com.au>
340 Nick Hudson <skrll@netbsd.org>
341 Maya Rashish <coypu@sdf.org>
342 Richard Earnshaw <rearnsha@arm.com>
344 * config.gcc (arm*-*-netbsdelf*) Add support for EABI configuration.
345 * config.host (arm*-*-netbsd*): Use driver-arm.o on native NetBSD.
346 * config/arm/netbsd-eabi.h: New file.
347 * config/arm/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Undefine before
349 (SUBTARGET_EXTRA_ASM_SPEC): Don't pass -matpcs to the assembler.
350 * config/netbsd-elf.h (NETBSD_LINK_LD_ELF_SO_SPEC): New define.
351 (NETBSD_SUBTARGET_EXTRA_SPECS): New define.
352 (SUBTARGET_EXTRA_SPECS): Define to NETBSD_SUBTARGET_EXTRA_SPECS.
354 2019-06-14 Richard Biener <rguenther@suse.de>
356 * tree-loop-distribution.c (classify_partition): Return
357 whether a reduction appeared in all partitions and do not
358 stop builtin detection because of this.
359 (distribute_loop): Sort a non-builtin partition last if
360 there's a reduction in all partitions and make sure the
361 partition prevailing as last is not a builtin.
363 2019-06-14 Feng Xue <fxue@os.amperecomputing.com>
366 * ipa-prop.c (add_to_agg_contents_list): New function.
367 (clobber_by_agg_contents_list_p): Likewise.
368 (extract_mem_content): Likewise.
369 (get_place_in_agg_contents_list): Delete.
370 (determine_known_aggregate_parts): Renamed from
371 determine_locally_known_aggregate_parts. New parameter
374 2019-06-13 Martin Sebor <msebor@redhat.com>
376 PR tree-optimization/90662
377 * tree-ssa-strlen.c (get_stridx): Convert fold_build2 operands
380 2019-06-13 Jan Hubicka <hubicka@ucw.cz>
383 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Also check that
384 dbase is not TARGET_MEM_REF.
386 2019-06-13 Uroš Bizjak <ubizjak@gmail.com>
388 * config/i386/i386.md (SWIM1248s): Rename from SWIM1248x.
390 (and<mode>3): Use gen_extend_insn instead of indirect functions.
391 Do not generate DImode extends for 32bit targets.
392 (and->zext post-reload splitter): Use gen_extend_insn
393 instead of indirect functions.
394 (anddi->zext pre-reload splitter): New.
395 (*zext<mode>_doubleword_and): Remove.
396 (*zext<mode>_doubleword): Ditto.
397 (*zextsi_doubleword): Dittto.
399 2019-06-13 Uroš Bizjak <ubizjak@gmail.com>
401 * config/i386/i386-expand.c (ix86_expand_int_sse_cmp):
402 Use gen_sub3_insn instead of indirect function.
403 (ix86_expand_ashl_const): Use gen_add2_insn instead of
405 (ix86_adjust_counter): Ditto.
407 2019-06-13 Jiufu Guo <guojiufu@linux.ibm.com>
408 Lijia He <helijia@linux.ibm.com>
410 PR tree-optimization/77820
411 * tree-ssa-threadedge.c
412 (edge_forwards_cmp_to_conditional_jump_through_empty_bb_p): New
414 (thread_across_edge): Add call to
415 edge_forwards_cmp_to_conditional_jump_through_empty_bb_p.
417 2019-06-13 Iain Sandoe <iain@sandoe.co.uk>
419 * config/darwin-driver.c (validate_macosx_version_min): New.
420 (darwin_default_min_version): Cleanup and validate supplied version.
421 (darwin_driver_init): Likewise and push cleaned version into opts.
423 2019-06-13 Jan Hubicka <hubicka@ucw.cz>
425 PR tree-optimization/90869
426 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Watch for view
427 converts in MEM_REF referencing decl rather than view converts
428 from decl type to MEM_REF type.
430 2019-06-13 Richard Biener <rguenther@suse.de>
432 PR tree-optimization/90856
433 * tree-sra.c (build_ref_for_model): Only use
434 build_reconstructed_reference when address-spaces are the same.
436 2019-06-13 Jakub Jelinek <jakub@redhat.com>
438 * config/nvptx/nvptx.c (nvptx_sese_number, nvptx_sese_pseudo): Don't
439 wrap ei variable name in the declaration in ()s.
440 (nvptx_single): Actually use mode_label variable. Formatting fix.
442 2019-06-13 Richard Biener <rguenther@suse.de>
444 * tree-vectorizer.h (vect_loop_vectorized_call): Declare.
445 * tree-vectorizer.c (vect_loop_vectorized_call): Export and
446 also return the condition stmt.
447 * tree-vect-loop-manip.c (vect_loop_versioning): Compute outermost
448 loop we can version and version that, reusing the loop version
449 created by if-conversion instead of versioning again.
451 2019-06-13 Aldy Hernandez <aldyh@redhat.com>
453 * gimple-loop-versioning.cc (prune_loop_conditions): Use
455 * tree-vrp (value_range_base::may_contain_p): Call into
457 (value_inside_range): Make private inside value_range_base class.
458 Take min/max from *this.
459 (range_includes_p): Remove.
460 * tree-vrp.h (value_range_base): Add value_inside_range.
461 (range_includes_p): Remove.
462 (range_includes_zero_p): Call may_contain_p.
463 * vr-values.c (compare_range_with_value): Same.
465 2019-06-13 Claudiu Zissulescu <claziss@synopsys.com>
467 * doc/extend.texi (ARC Function Attributes): Update info.
469 2019-06-13 Feng Xue <fxue@os.amperecomputing.com>
471 PR tree-optimization/89713
472 * doc/invoke.texi (-ffinite-loops): Document new option.
473 * common.opt (-ffinite-loops): New option.
474 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark
475 IFN_GOACC_LOOP calls as necessary.
476 * tree-ssa-loop-niter.c (finite_loop_p): Assume loop with an exit
478 * omp-offload.c (oacc_xform_loop): Skip lowering if return value of
479 IFN_GOACC_LOOP call is not used.
480 * opts.c (default_options_table): Enable -ffinite-loops at -O2+.
482 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
485 * tree-vect-loop-manip.c (vect_set_loop_masks_directly): If the
486 compare_type is not with Pmode size, we will create an IV with
487 Pmode size with truncated use (i.e. converted to the correct type).
488 * tree-vect-loop.c (vect_verify_full_masking): Find IV type.
489 (vect_iv_limit_for_full_masking): New. Factored out of
490 vect_set_loop_condition_masked.
491 * tree-vectorizer.h (LOOP_VINFO_MASK_IV_TYPE): New.
492 (vect_iv_limit_for_full_masking): Declare.
494 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
497 * tree-ssa-loop-ivopts.c (get_mem_type_for_internal_fn): Handle
498 IFN_MASK_LOAD_LANES and IFN_MASK_STORE_LANES.
499 (get_alias_ptr_type_for_ptr_address): Likewise.
500 (add_iv_candidate_for_use): Add scaled index candidate if useful.
501 * tree-ssa-address.c (preferred_mem_scale_factor): New.
502 * config/aarch64/aarch64.c (aarch64_classify_address): Relax
505 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
507 * config/aarch64/iterators.md (ADDSUB): Fix typo in comment.
509 2019-06-12 Dimitar Dimitrov <dimitar@dinux.eu>
511 * common/config/pru/pru-common.c: New file.
512 * config.gcc: Add PRU target.
513 * config/pru/alu-zext.md: New file.
514 * config/pru/constraints.md: New file.
515 * config/pru/predicates.md: New file.
516 * config/pru/pru-opts.h: New file.
517 * config/pru/pru-passes.c: New file.
518 * config/pru/pru-pragma.c: New file.
519 * config/pru/pru-protos.h: New file.
520 * config/pru/pru.c: New file.
521 * config/pru/pru.h: New file.
522 * config/pru/pru.md: New file.
523 * config/pru/pru.opt: New file.
524 * config/pru/t-pru: New file.
525 * doc/extend.texi: Document PRU pragmas.
526 * doc/invoke.texi: Document PRU-specific options.
527 * doc/md.texi: Document PRU asm constraints.
529 2019-06-12 Martin Sebor <msebor@redhat.com>
532 * tree-pretty-print.c (dump_mem_ref): New function. Include
533 MEM_REF type in output when different size than operand.
534 (dump_generic_node): Move code to dump_mem_ref and call it.
536 2019-06-12 Martin Sebor <msebor@redhat.com>
538 PR tree-optimization/90662
539 * tree-ssa-strlen.c (get_stridx): Handle simple VLAs and pointers
542 2019-06-12 Tom de Vries <tdevries@suse.de>
544 PR tree-optimization/90009
545 * config/nvptx/nvptx.c (nvptx_find_par): Assert fork has at most join.
547 2019-06-12 Martin Liska <mliska@suse.cz>
549 * ggc-common.c (ggc_prune_overhead_list): Do not sanitize
551 * hash-map.h: Add sanitize_eq_and_hash into ::hash_map.
552 * mem-stats.h (mem_alloc_description::mem_alloc_description):
553 Do not sanitize created maps.
555 2019-06-12 Aldy Hernandez <aldyh@redhat.com>
557 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children): Use
558 value_range::singleton_p.
559 * tree-vrp.c (value_range_constant_singleton): Remove.
560 * tree-vrp.h (value_range_constant_singleton): Remove.
561 * vr-values.c (vr_values::singleton): Use
562 value_range::singleton_p.
564 2019-06-12 Jakub Jelinek <jakub@redhat.com>
567 * cfgexpand.c (align_local_variable): Add really_expand argument,
568 don't SET_DECL_ALIGN if it is false.
569 (add_stack_var): Add really_expand argument, pass it through to
570 align_local_variable.
571 (expand_one_stack_var_1): Pass true as really_expand to
572 align_local_variable.
573 (expand_one_ssa_partition): Pass true as really_expand to
575 (expand_one_var): Pass really_expand through to add_stack_var.
577 2019-06-12 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
579 * config/arm/iterators.md (VABAL): New int iterator.
580 * config/arm/neon.md (<sup>sadv16qi): New define_expand.
581 * config/arm/unspecs.md ("unspec"): Define UNSPEC_VABAL_S, UNSPEC_VABAL_U
584 2019-06-12 Martin Liska <mliska@suse.cz>
586 * value-prof.c (stream_out_histogram_value): Only first value
589 2019-06-12 Jakub Jelinek <jakub@redhat.com>
592 * symtab.c (symtab_node::set_section): Allow being called on aliases
593 as long as they aren't analyzed yet.
595 2019-06-11 Faraz Shahbazker <fshahbazker@wavecomp.com>
597 * config/mips/mips.c (mips_final_postscan_insn): Modify call
598 to `mips_set_text_contents_type' to indicate whether a
599 non-debug insn follows.
601 2019-06-11 Michael Meissner <meissner@linux.ibm.com>
603 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Delete
604 enabling -mpcrel by default.
605 * config/rs6000/rs6000.c (rs6000_option_override_internal): Update
606 test for -mpcrel and/or -mprefixed-addr needing -mcpu=future, so
607 that the test against -mcpu=future is done first. Then test if
608 -mprefixed-addr is on for -mpcrel.
609 (rs6000_disable_incompatible_switches): Add -mcpu=future support.
611 2019-06-11 Jakub Jelinek <jakub@redhat.com>
614 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Use and.b%d
617 2019-06-11 Marc Glisse <marc.glisse@inria.fr>
619 * match.pd (X/[ex]4<Y/[ex]4): Handle conversions.
621 2019-06-11 Matthew Beliveau <mbelivea@redhat.com>
623 PR c++/90449 - add -Winaccessible-base option.
624 * doc/invoke.texi (Winaccessible-base): Document.
626 2019-06-11 Marc Glisse <marc.glisse@inria.fr>
628 PR tree-optimization/62041
629 * fold-const.c (fold_real_zero_addition_p): Handle vectors.
631 2019-06-11 Jason Merrill <jason@redhat.com>
633 * gdbhooks.py (TreePrinter.to_string): Recognize ggc_free'd memory.
634 * tree.c (get_tree_code_name): Likewise.
635 * print-tree.c (print_node): Only briefly print a node with an
638 2019-06-11 Jakub Jelinek <jakub@redhat.com>
641 * trans-mem.c (tm_memopt_compute_available): Add assertion
642 that blocks is not empty. Formatting fix.
644 2019-06-11 Martin Liska <mliska@suse.cz>
647 * hash-table.h: Extend create_gcc, add one parameter
648 that is passed into hash_table::hash_table.
650 2019-06-10 Uroš Bizjak <ubizjak@gmail.com>
652 * config/i386/i386-protos.h (ix86_split_fp_absneg_operator):
654 * config/i386/i386-expand.c (ix86_expand_fp_absneg_operator):
655 Emit clobber also for non-sse operations.
656 (ix86_split_fp_absneg_operator): New function.
657 * config/i386/i386.md (SSEMODEF): New mode iterator.
658 (ssevecmodef): New mode attribute.
659 (<code>tf2): Use absneg code iterator.
660 (*<code>tf2_1): Rename from *absnegtf3_sse. Use absneg code iterator.
661 Add three-operand AVX alternatives.
662 (*<code><mode>2_i387_1): Rename from *absnegxf2_i387.
663 Use absneg code iterator and X87MODEF mode iterator.
664 (absneg fp_reg non-sse splitter): Call absneg code iterator
665 and X87MODEF mode iterator.
666 (absneg general_reg non-sse splitter): Use absneg code iterator
667 and X87MODEF mode iterator. Use ix86_split_fp_absneg_operator.
668 (*<code><mode>2_1): Rename from *absneg<mode>2. Use absneg
669 code iterator. Add three-operand AVX alternative.
670 (absneg sse_reg splitter): Use absneg code iterator
671 and SSEMODEF mode iterator. Handle AVX operands.
672 (absneg fp_reg splitter): Use absneg code iterator
673 and MODEF mode iterator.
674 (absneg general_reg splitter): Merge splitters using MODEF mode
675 iterator. Use absneg code iterator. Call
676 ix86_split_fp_absneg_operator.
677 (*<code><mode>2_i387): Rename from *<code><mode>2_1.
678 Do not enable for non-sse modes before reload.
681 (copysing<mode>3): Use SSEMODEF instead of CSGNMODE and
682 ssevecmodef mode attribute instaed of CSGNVMODE.
683 (copysign<mode>3_const): Ditto.
684 (copysign<mode>3_var): Ditto.
685 * config/i386/i386.md (*<code><mode>2): Rename from *absneg<mode>2.
686 Use absneg code iterator. Simplify code using std::swap.
687 * config/i386/predicates.md (absneg_operator): Remove.
689 2019-06-10 Martin Sebor <msebor@redhat.com>
691 * gimple-fold.c (get_range_strlen): Update comment that didn't
692 make it into r267503 or related commits.
694 2019-06-10 Vladislav Ivanishin <vlad@ispras.ru>
696 * gcov-tool.c (merge_usage, rewrite_usage): Mark with
697 ATTRIBUTE_NORETURN thus making consistent with overlap_usage.
699 2019-06-10 Jakub Jelinek <jakub@redhat.com>
701 * tree.def (OMP_SCAN): New tree code.
702 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_INCLUSIVE and
703 OMP_CLAUSE_EXCLUSIVE.
704 * tree.h (OMP_CLAUSES): Use OMP_SCAN instead of OMP_TASKGROUP.
705 (OMP_SCAN_BODY, OMP_SCAN_CLAUSES): Define.
706 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add entries for
707 OMP_CLAUSE_{IN,EX}CLUSIVE.
708 (walk_tree_1): Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
709 * tree-nested.c (convert_nonlocal_reference_stmt,
710 convert_local_reference_stmt, convert_gimple_call): Handle
712 * tree-pretty-print.c (dump_omp_clause): Handle
713 OMP_CLAUSE_{IN,EX}CLUSIVE.
714 (dump_generic_node): Handle OMP_SCAN.
715 * gimple.def (GIMPLE_OMP_SCAN): New gimple code.
716 * gimple.h (gomp_scan): New type.
717 (is_a_helper <gomp_scan *>::test,
718 is_a_helper <const gomp_scan *>::test): New templates.
719 (gimple_build_omp_scan): Declare.
720 (gimple_omp_scan_clauses, gimple_omp_scan_clauses_ptr,
721 gimple_omp_scan_set_clauses): New inline functions.
722 (CASE_GIMPLE_OMP): Add case GIMPLE_OMP_SCAN:.
723 * gimple.c (gimple_build_omp_scan): New function.
724 (gimple_copy): Handle GIMPLE_OMP_SCAN.
725 * gimple-walk.c (walk_gimple_op, walk_gimple_stmt): Likewise.
726 * gimple-pretty-print.c (dump_gimple_omp_block): Don't handle
727 GIMPLE_OMP_TASKGROUP.
728 (dump_gimple_omp_scan): New function.
729 (pp_gimple_stmt_1): Handle GIMPLE_OMP_SCAN.
730 * gimple-low.c (lower_stmt): Handle GIMPLE_OMP_SCAN.
731 * tree-inline.c (remap_gimple_stmt, estimate_num_insns): Likewise.
732 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_REDUCTION_INSCAN.
733 (is_gimple_stmt): Handle OMP_SCAN.
734 (gimplify_scan_omp_clauses): Reject inscan reductions on constructs
735 other than OMP_FOR or OMP_SIMD. Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
736 (gimplify_adjust_omp_clauses): Diagnose inscan reductions not
737 mentioned in nested #pragma omp scan. Handle
738 OMP_CLAUSE_{IN,EX}CLUSIVE.
739 (gimplify_expr): Handle OMP_SCAN.
740 * omp-low.c (check_omp_nesting_restrictions): For parent context,
741 look through GIMPLE_OMP_SCAN context. Allow #pragma omp scan in
743 (scan_omp_1_stmt, lower_omp_1, diagnose_sb_1, diagnose_sb_2): Handle
746 2019-06-10 Martin Liska <mliska@suse.cz>
748 * ipa-cp.c (ignore_edge_p): New function.
749 (build_toporder_info): Use it.
750 * ipa-inline.c (ignore_edge_p): New function.
751 (inline_small_functions): Use it.
752 * ipa-pure-const.c (ignore_edge_for_nothrow):
753 Verify opt_for_fn for caller and callee.
754 (ignore_edge_for_pure_const): Likewise.
755 * ipa-reference.c (ignore_edge_p): Extend to check
757 * ipa-utils.c (searchc): Refactor.
758 * ipa-utils.h: Fix coding style.
760 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
762 * config/arc/arc.c (arc_rtx_costs): Update costs.
764 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
766 * config/arc/arc-protos.h (arc_check_ior_const): Declare.
767 (arc_split_ior): Likewise.
768 (arc_check_mov_const): Likewise.
769 (arc_split_mov_const): Likewise.
770 * config/arc/arc.c (arc_print_operand): Fix 'z' letter.
771 (arc_rtx_costs): Replace check Crr with Cax constraint.
772 (prepare_move_operands): Cleanup, remove unused code.
773 (arc_split_ior): New function.
774 (arc_check_ior_const): Likewise.
775 (arc_split_mov_const): Likewise.
776 (arc_check_mov_const): Likewise.
777 * config/arc/arc.md (movsi_insn): Restructure it, and convert it
778 in define_insn_and_split pattern.
780 (mulsi3_v2): Add new matching variant.
781 (andsi3_i): Cleanup pattern.
782 (rotrsi3_cnt1): Update pattern.
783 (rotrsi3_cnt8): New pattern.
784 (ashlsi2_cnt8): Likewise.
785 (ashlsi2_cnt16): Likewise.
786 * config/arc/constraints.md (C0p): Update constraint.
791 2019-06-10 Martin Liska <mliska@suse.cz>
793 * ipa-icf.c (sem_item_optimizer::parse_nonsingleton_classes):
795 (sem_item_optimizer::dump_cong_classes):
796 Print how many items are in a non-singular class. Improve
799 2019-06-10 Martin Liska <mliska@suse.cz>
801 * value-prof.c (dump_histogram_value): Change dump format.
802 (gimple_mod_subtract_transform): Remove legacy comment.
804 2019-06-10 Martin Liska <mliska@suse.cz>
806 * value-prof.c (dump_histogram_value): Print histogram values
809 2019-06-10 Martin Liska <mliska@suse.cz>
811 * gcov-io.h (GCOV_DISK_SINGLE_VALUES): New.
812 (GCOV_SINGLE_VALUE_COUNTERS): Likewise.
813 * ipa-profile.c (ipa_profile_generate_summary):
814 Use get_most_common_single_value.
815 * tree-profile.c (gimple_init_gcov_profiler):
816 Instrument with __gcov_one_value_profiler_v2
817 and __gcov_indirect_call_profiler_v4.
818 * value-prof.c (dump_histogram_value):
819 Print all values for HIST_TYPE_SINGLE_VALUE.
820 (stream_out_histogram_value): Update assert for
822 (stream_in_histogram_value): Set number of
823 counters for HIST_TYPE_SINGLE_VALUE.
824 (get_most_common_single_value): New.
825 (gimple_divmod_fixed_value_transform):
826 Use get_most_common_single_value.
827 (gimple_ic_transform): Likewise.
828 (gimple_stringops_transform): Likewise.
829 (gimple_find_values_to_profile): Set number
830 of counters for HIST_TYPE_SINGLE_VALUE.
831 * value-prof.h (get_most_common_single_value):
834 2019-06-10 Martin Liska <mliska@suse.cz>
836 * hash-map.h: Pass default value to hash_table ctor.
837 * hash-table.h: Add default value to call of a ctor.
839 2019-06-08 Jonathan Wakely <jwakely@redhat.com>
841 * doc/invoke.texi (C Dialect Options): Minor grammatical change.
842 (x86 Options): Replace all uses of "PCL_MUL" with "PCLMUL"
844 2019-06-07 John David Anglin <danglin@gcc.gnu.orig>
847 * config/pa/pa-linux.h (ASM_DECLARE_FUNCTION_NAME): Update comment.
848 Call pa_output_function_label.
849 (TARGET_ASM_FUNCTION_PROLOGUE): define.
850 * config/pa/pa-protos.h (pa_output_function_label): Declare.
851 * config/pa/pa.c (pa_output_function_prologue): Add ATTRIBUTE_UNUSED
853 (pa_linux_output_function_prologue): Declare.
854 (TARGET_ASM_FUNCTION_PROLOGUE): Delete define.
855 (pa_output_function_label): New.
856 (pa_output_function_prologue): Revise to use pa_output_function_label.
857 (pa_linux_output_function_prologue): New.
858 * config/pa/pa.h (TARGET_ASM_FUNCTION_PROLOGUE): Define.
860 2019-06-07 Aldy Hernandez <aldyh@redhat.com>
862 * tree-vrp.h (value_range_base::intersect): New.
863 (value_range::intersect_helper): Move from here...
864 (value_range_base::intersect_helper): ...to here.
865 * tree-vrp.c (value_range::intersect_helper): Rename to...
866 (value_range_base::intersect_helper): ...this, and rewrite to
867 return a value instead of modifying THIS in place.
868 Also, move equivalence handling...
869 (value_range::intersect): ...here, while calling intersect_helper.
870 * gimple-fold.c (size_must_be_zero_p): Use value_range_base when
872 * gimple-ssa-evrp-analyze.c (ecord_ranges_from_incoming_edge):
874 * vr-values.c (vrp_evaluate_conditional_warnv_with_ops): Same.
876 2019-06-07 Jakub Jelinek <jakub@redhat.com>
878 * Makefile.in (genprogerr): Add condmd.
879 (genprog): Remove it here.
881 2019-06-07 Andrew Stubbs <ams@codesourcery.com>
883 * doc/invoke.texi (AMD GCN Options): Add gfx906.
885 2019-06-07 Richard Biener <rguenther@suse.de>
888 * tree-cfg.c (stmt_starts_bb_p): Split blocks at labels
889 that appear after user labels.
891 2019-06-07 Martin Liska <mliska@suse.cz>
893 * cselib.c (cselib_init): Disable hash table
895 * hash-set.h: Pass new default argument to m_table.
896 * hash-table.c: Add global variable with hash table
898 * hash-table.h (Allocator>::hash_table): Add new argument
900 (hashtab_chk_error): New.
901 * params.def (PARAM_HASH_TABLE_VERIFICATION_LIMIT): New.
902 * toplev.c (process_options): Set hash_table_sanitize_eq_limit
903 from the PARAM_HASH_TABLE_VERIFICATION_LIMIT value.
905 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
907 * common.opt (flto-odr-type-merging): Ignore.
908 * invoke.texi (-flto-odr-type-merging): Remove.
909 * ipa-devirt.c (odr_vtable_hasher:odr_name_hasher): Remove.
910 (can_be_vtable_hashed_p): Remove.
911 (hash_odr_vtable): Remove.
912 (odr_vtable_hasher::hash): Remove.
913 (types_same_for_odr): Remove.
914 (types_odr_comparable): Remove.
915 (odr_vtable_hasher::equal): Remove.
916 (odr_vtable_hash_type, odr_vtable_hash): Remove.
917 (add_type_duplicate): Do not synchronize vtable and name hashtables.
918 (get_odr_type): Do not use vtable hash.
919 (dump_odr_type): Remove commented out code.
920 (build_type_inheritance_graph): Do not allocate vtable hash.
921 (rebuild_type_inheritance_graph): Do not delete vtable hash.
922 * ipa-utils.h (type_with_linkage_p): Drop vtable hash path.
923 (odr_type_p): Likewise.
924 * tree.c (need_assembler_name_p): Remove flag_lto_odr_type_mering
927 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
929 * tree-ssa-alias.c (aliasing_component_refs_p): Do not give up
930 immediately after same_types_for_tbaa_p returns -1 and continue
931 looking for possible exact match; if matching types are arrays
932 watch for partial overlaps.
933 (indirect_ref_may_alias_decl_p): Watch for partial array overlaps.
934 (indirect_refs_may_alias_p): Do type based disambiguation first;
937 2019-06-07 Richard Sandiford <richard.sandiford@arm.com>
939 * fwprop.c (propagate_rtx): Fix call to paradoxical_subreg_p.
941 2019-06-07 Martin Liska <mliska@suse.cz>
943 * doc/invoke.texi: Remove param.
944 * gcov-counter.def (GCOV_COUNTER_ICALL_TOPNV):
946 * gcov-io.h (GCOV_ICALL_TOPN_VAL): Likewise.
947 (GCOV_ICALL_TOPN_NCOUNTS): Likewise.
948 * params.def (PARAM_INDIR_CALL_TOPN_PROFILE): Likewise.
949 * profile.c (instrument_values): Remove
950 HIST_TYPE_INDIR_CALL_TOPN.
951 * tree-profile.c (init_ic_make_global_vars):
952 Always build __gcov_indirect_call only.
953 (gimple_init_gcov_profiler): Remove usage
954 of PARAM_INDIR_CALL_TOPN_PROFILE.
955 (gimple_gen_ic_profiler): Likewise.
956 * value-prof.c (dump_histogram_value): Likewise.
957 (stream_in_histogram_value): Likewise.
958 (gimple_indirect_call_to_profile): Likewise.
959 (gimple_find_values_to_profile): Likewise.
960 * value-prof.h (enum hist_type): Likewise.
962 2019-06-07 Martin Liska <mliska@suse.cz>
964 * tree-ssa-loop.c (get_lsm_tmp_name): Return at the end of the
967 2019-06-07 Martin Liska <mliska@suse.cz>
969 PR tree-optimization/78902
970 * builtin-attrs.def (ATTR_WARN_UNUSED_RESULT): New.
971 (ATTR_MALLOC_NOTHROW_LEAF_LIST): Remove.
972 (ATTR_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
973 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
974 (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): Remove.
975 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Remove.
976 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LIST): New.
977 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LIST): New.
978 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
979 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): Remove.
980 (ATTR_ALLOCA_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
981 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Remove.
982 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_2_NOTHROW_LEAF_LIST):
984 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Remove.
985 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LEAF_LIST): New.
986 (ATTR_MALLOC_NOTHROW_NONNULL): Remove.
987 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
988 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
989 (ATTR_MALLOC_NOTHROW_NONNULL_LEAF): Remove.
990 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
991 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
992 * builtins.def (BUILT_IN_ALIGNED_ALLOC): Change to use
993 warn_unused_result attribute.
994 (BUILT_IN_STRDUP): Likewise.
995 (BUILT_IN_STRNDUP): Likewise.
996 (BUILT_IN_ALLOCA): Likewise.
997 (BUILT_IN_CALLOC): Likewise.
998 (BUILT_IN_MALLOC): Likewise.
999 (BUILT_IN_REALLOC): Likewise.
1001 2019-06-06 Jim Wilson <jimw@sifive.com>
1004 * config/riscv/riscv.h (STARTFILE_PREFIX_SPEC): Deleted.
1005 * config/riscv/freebsd.h (STARTFILE_PREFIX_SPEC): Added.
1006 * config/riscv/linux.h (STARTFILE_PREFIX_SPEC): Added.
1008 2019-06-06 Martin Sebor <msebor@redhat.com>
1010 * tree-ssa-strlen.c (adjust_related_strinfos): Avoid trailing article.
1011 (handle_builtin_malloc): Remove trailing spaces.
1012 (handle_builtin_memset): Same.
1013 (handle_builtin_memcmp): Same.
1014 (compute_string_length): Same.
1015 (determine_min_objsize): Same.
1016 (handle_builtin_string_cmp): Same.
1017 (handle_char_store): Same. Break up excessively long line.
1019 2019-06-06 Martin Jambor <mjambor@suse.cz>
1021 * tree-sra.c (build_reconstructed_reference): Drop the alignment
1024 2019-06-06 Martin Jambor <mjambor@suse.cz>
1026 * tree-sra.c (struct access): New field grp_same_access_path.
1027 (dump_access): Dump it.
1028 (build_reconstructed_reference): New function.
1029 (build_ref_for_model): Use it if possible.
1030 (path_comparable_for_same_access): New function.
1031 (same_access_path_p): Likewise.
1032 (sort_and_splice_var_accesses): Set the new flag.
1033 (analyze_access_subtree): Likewise.
1034 (propagate_subaccesses_across_link): Propagate zero value of the new
1035 flag down the access tree.
1037 2019-06-06 Andrew Stubbs <ams@codesourcery.com>
1039 * config.gcc (amdgcn-*-*): Allow --with-arch=gfx906.
1040 * config/gcn/gcn.opt (gpu_type): Add gfx906.
1041 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add gfx906 multilib.
1042 (MULTILIB_DIRNAMES): Rename gcn5 to gfx900.
1045 2019-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1047 PR tree-optimization/90332
1048 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
1049 Handle VALS containing two vectors.
1050 * config/aarch64/aarch64-simd.md (*aarch64_combinez<mode>): Rename
1052 (@aarch64_combinez<mode>): ... This.
1053 (*aarch64_combinez_be<mode>): Rename to...
1054 (@aarch64_combinez_be<mode>): ... This.
1055 (vec_init<mode><Vhalf>): New define_expand.
1056 * config/aarch64/iterators.md (Vhalf): Handle V8HF.
1058 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
1060 * config/msp430/msp430.md (ashlhi3): Use the const_variant of shift
1061 library functions only when not optimizing for size.
1062 (ashlsi3): Likewise.
1063 (ashrhi3): Likewise.
1064 (ashrsi3): Likewise.
1065 (lshrhi3): Likewise.
1066 (lshrsi3): Likewise.
1068 2019-06-06 Andreas Krebbel <krebbel@linux.ibm.com>
1070 PR rtl-optimization/88751
1071 * ira.c (ira): Use the number of the actually referenced registers
1072 when calculating the threshold.
1074 2019-06-06 Jakub Jelinek <jakub@redhat.com>
1076 * configure: Regenerate.
1078 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
1080 * config/msp430/msp430.md (ashlhi3): Force shift src operand into a
1081 register if it is in memory, so the shift can be emulated with a rotate
1083 (ashrhi3): Likewise.
1084 (lshrhi3): Likewise.
1086 2019-06-06 Martin Liska <mliska@suse.cz>
1088 PR tree-optimization/87954
1089 * match.pd: Simplify mult where both arguments are 0 or 1.
1091 2019-06-06 Richard Biener <rguenther@suse.de>
1093 * vr-values.c (vr_values::extract_range_from_ssa_name): Do not
1094 put equivalences on UNDEFINED ranges.
1095 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
1096 Make sure to drop defs of stmts added during simplification
1099 2019-06-06 Richard Biener <rguenther@suse.de>
1101 * tree-ssa-structalias.c: Include tree-cfg.h.
1102 (make_heapvar): Do not make heap vars artificial.
1103 (find_func_aliases_for_builtin_call): Handle stack allocation
1105 (find_func_aliases): Delay processing of simple enough returns
1107 (set_uids_in_ptset): Adjust.
1108 (find_what_var_points_to): Likewise.
1109 (solve_constraints): Do not dump points-to sets here.
1110 (compute_points_to_sets): Post-process return statements,
1111 amending the escaped solution. Dump points-to sets afterwards.
1112 (ipa_pta_execute): Dump points-to sets.
1114 2019-06-06 Martin Liska <mliska@suse.cz>
1117 * doc/install.texi: Fix HTML headers and
1118 titles for 'Installing GCC' pages.
1120 2019-06-06 Martin Liska <mliska@suse.cz>
1122 * ipa-icf-gimple.h (dump_message_1): Remove.
1123 (dump_message): Likewise.
1124 (return_false_with_message_1): Print also file.
1125 (return_false_with_msg): Likewise.
1126 (return_with_result): Likewise.
1127 (return_with_debug): Likewise.
1128 * ipa-icf.c (sem_function::equals_private): Remove call
1131 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
1133 * config/i386/sse.md (define_mode_suffix vecmemsuffix): New.
1134 (define_insn "avx512dq_fpclass<mode><mask_scalar_merge_name>"): Enable
1135 memory operand for it.
1136 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>"): Ditto.
1138 2019-06-05 Martin Sebor <msebor@redhat.com>
1140 * config/i386/i386-features.c (ix86_get_function_versions_dispatcher):
1141 Adjust quoting and hyphenation.
1142 * convert.c (convert_to_real_1): Same.
1143 * gcc.c (driver_wrong_lang_callback): Same.
1144 (driver::handle_unrecognized_options): Same.
1145 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
1146 * opts-common.c (cmdline_handle_error): Same.
1147 (read_cmdline_option): Same.
1148 * opts-global.c (complain_wrong_lang): Same.
1149 (print_ignored_options): Same.
1150 (handle_common_deferred_options): Same.
1151 * pretty-print.h: Same.
1152 * print-rtl.c (debug_bb_n_slim): Same.
1153 * sched-rgn.c (make_pass_sched_fusion): Same.
1154 * tree-cfg.c (verify_gimple_assign_unary): Same.
1155 (verify_gimple_label): Same.
1156 * tree-ssa-operands.c (verify_ssa_operands): Same.
1157 * varasm.c (do_assemble_alias): Same.
1158 (assemble_alias): Same.
1160 2019-06-05 Richard Henderson <rth@twiddle.net>
1162 * config/alpha/alpha.c (direct_return): Move down after
1163 struct machine_function definition; use saved frame_size;
1165 (struct machine_function): Add sa_mask, sa_size, frame_size.
1166 (alpha_sa_mask, alpha_sa_size, compute_frame_size): Merge into ...
1167 (alpha_compute_frame_layout): ... new function.
1168 (TARGET_COMPUTE_FRAME_LAYOUT): New.
1169 (alpha_initial_elimination_offset): Use saved sa_size.
1170 (alpha_vms_initial_elimination_offset): Likewise.
1171 (alpha_vms_can_eliminate): Remove alpha_sa_size call.
1172 (alpha_expand_prologue): Use saved frame data. Merge integer
1173 and fp register save loops.
1174 (alpha_expand_epilogue): Likewise.
1175 (alpha_start_function): Use saved frame data.
1176 * config/alpha/alpha-protos.h (direct_return): Update.
1177 (alpha_sa_size): Remove.
1179 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
1181 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
1182 multiplication by a power-of-two value.
1183 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
1184 and turn the modulo operation into a masking operation.
1186 2019-06-05 Jakub Jelinek <jakub@redhat.com>
1189 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
1190 with VOIDmode inner operands.
1192 2019-06-05 Richard Biener <rguenther@suse.de>
1195 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
1196 turn an expression graph into a tree.
1198 2019-06-05 Jakub Jelinek <jakub@redhat.com>
1200 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
1202 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
1203 treat it like explicit monotonic schedule modifier.
1204 (expand_omp_for): Initialize has_lastprivate_conditional.
1205 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
1208 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
1209 references, lookup in in hash map MEM_REF operand instead of the
1211 (lower_omp_1): When looking for lastprivate conditional assignments,
1212 handle MEM_REFs with REFERENCE_TYPE operands.
1214 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
1215 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
1216 and references a VLA. Handle references to non-VLAs if is_simd
1217 all privatization clauses like reductions.
1218 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
1219 If omp_is_reference, use always omp simd arrays and set
1220 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
1221 fails, emit reference initialization.
1223 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
1226 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
1227 _mm_mask_fpclass_sd_mask): New intrinsics.
1228 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
1229 * config/i386/i386-builtin.def
1230 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
1232 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
1233 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
1234 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
1235 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
1236 case QI_FTYPE_V2SF_INT): Ditto.
1237 * config/i386/sse.md
1238 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
1239 Extended to insnstructions with mask operands.
1241 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1243 * config/rs6000/constraints.md (define_register_constraint "wp"):
1245 (define_register_constraint "wq"): Delete.
1246 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1247 (rs6000_init_hard_regno_mode_ok): Adjust.
1248 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1249 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
1250 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
1251 (define_mode_attr VSa): Delete.
1252 (define_mode_attr VSisa): New.
1253 (rest of file): Adjust.
1254 * doc/md.texi (Machine Constraints): Adjust.
1256 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1258 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
1259 (define_attr "enabled"): Handle those new isa values.
1261 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1263 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
1264 (define_mode_attr VSr5): Delete.
1265 (define_mode_attr VStype_sqrt): Delete.
1266 (define_mode_iterator VSX_SPDP): Delete.
1267 (define_mode_attr VS_spdp_res): Delete.
1268 (define_mode_attr VS_spdp_insn): Delete.
1269 (define_mode_attr VS_spdp_type): Delete.
1270 (*vsx_sqrt<mode>2): Adjust.
1271 (vsx_<VS_spdp_insn>): Delete, split to...
1272 (vsx_xscvdpsp): ... this. New. And...
1273 (vsx_xvcvspdp): ... this. New. And...
1274 (vsx_xvcvdpsp): ... this. New.
1276 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1278 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
1280 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
1281 (rest of file): Adjust.
1283 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1285 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
1286 (vsx_extract_<mode>_var): Ditto.
1288 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1290 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
1293 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1295 * config/rs6000/constraints.md (define_register_constraint "ww"):
1297 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1298 (rs6000_init_hard_regno_mode_ok): Adjust.
1299 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1300 RS6000_CONSTRAINT_ww.
1301 * config/rs6000/rs6000.md: Adjust.
1302 * config/rs6000/vsx.md: Adjust.
1303 * doc/md.texi (Machine Constraints): Adjust.
1305 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1307 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
1308 (define_mode_attr sd): New.
1309 (define_mode_attr s): New.
1310 (define_mode_attr Ftrad): Delete.
1311 (define_mode_attr Fvsx): Delete.
1312 (define_mode_attr Fs): Delete.
1313 (rest of file): Use the new mode attributes.
1314 * config.rs6000/vsx.md: Use the new mode attributes.
1316 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1318 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
1321 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1323 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
1324 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
1325 used with VSX_B, VSX_D, or VSX_F, with just "wa".
1327 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
1330 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
1331 C++ with strict ANSI requirements.
1333 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
1335 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
1336 computations when step is 1.
1338 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1340 * config/rs6000/constraints.md (define_register_constraint "wf"):
1342 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1343 (rs6000_init_hard_regno_mode_ok): Adjust.
1344 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1345 RS6000_CONSTRAINT_wf.
1346 * config/rs6000/rs6000.md: Adjust.
1347 * config/rs6000/vsx.md: Adjust.
1348 * doc/md.texi (Machine Constraints): Adjust.
1350 2019-06-04 Andrew Pinski <apinski@marvell.com>
1352 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
1355 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1357 * config/rs6000/constraints.md (define_register_constraint "wd"):
1359 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1360 (rs6000_init_hard_regno_mode_ok): Adjust.
1361 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1362 RS6000_CONSTRAINT_wd.
1363 * config/rs6000/rs6000.md: Adjust.
1364 * config/rs6000/vsx.md: Adjust.
1365 * doc/md.texi (Machine Constraints): Adjust.
1367 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1369 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
1370 (rest of file): Adjust.
1372 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1374 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
1375 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
1376 (vsx_splat_<mode>_reg): Adjust.
1378 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1380 * config/rs6000/constraints.md (define_register_constraint "ws"):
1382 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1383 (rs6000_init_hard_regno_mode_ok): Adjust.
1384 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1385 RS6000_CONSTRAINT_ws.
1386 * config/rs6000/rs6000.md: Adjust.
1387 * config/rs6000/vsx.md: Adjust.
1388 * doc/md.texi (Machine Constraints): Adjust.
1390 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1392 * config/rs6000/constraints.md (define_register_constraint "wv"):
1394 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1395 (rs6000_init_hard_regno_mode_ok): Adjust.
1396 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1397 RS6000_CONSTRAINT_wv.
1398 * config/rs6000/rs6000.md: Adjust.
1399 * config/rs6000/vsx.md: Adjust.
1400 * doc/md.texi (Machine Constraints): Adjust.
1402 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1404 * config/rs6000/constraints.md (define_register_constraint "wi"):
1406 (define_register_constraint "wt"): Delete.
1407 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1408 (rs6000_init_hard_regno_mode_ok): Adjust.
1409 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1410 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
1411 * config/rs6000/rs6000.md: Adjust.
1412 * config/rs6000/vsx.md: Adjust.
1413 * doc/md.texi (Machine Constraints): Adjust.
1415 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
1417 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
1419 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
1420 default_elf_asm_output_external.
1422 2019-06-04 Martin Liska <mliska@suse.cz>
1424 * ipa-icf.c (INCLUDE_LIST): Remove.
1425 (sem_item_optimizer::execute): Remove call to init_wpa.
1426 * ipa-icf.h (init_wpa): Remove.
1428 2019-06-04 Jakub Jelinek <jakub@redhat.com>
1430 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
1431 conditional on combined for simd.
1432 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
1434 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
1435 constructs, don't remove lastprivate_conditional_map, but instead set
1436 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
1437 to parent construct temporaries.
1438 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
1439 like !ctx->lastprivate_conditional_map.
1440 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
1441 use up->outer context instead of up.
1442 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
1443 gimple_omp_for_combined_p.
1444 (expand_omp_for_static_nochunk): Likewise.
1445 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
1446 probably moved over into expand_omp_for_generic rather than being copied
1449 2019-06-04 Martin Liska <mliska@suse.cz>
1451 * value-prof.c (dump_histogram_value): Fix typo.
1452 (gimple_mod_subtract_transform): Likewise.
1454 2019-06-04 Richard Biener <rguenther@suse.de>
1457 * tree-chrec.c (chrec_contains_symbols): Add to visited.
1458 (tree_contains_chrecs): Likewise.
1459 (chrec_contains_symbols_defined_in_loop): Move here and avoid
1460 exponential behaivor from ...
1461 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1463 (expression_expensive_p): Avoid exponential behavior and compute
1464 expanded size, rejecting any expansion.
1465 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
1466 (idx_contains_abnormal_ssa_name_p): Likewise.
1467 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
1468 (contains_abnormal_ssa_name_p): Simplify and use
1469 walk_tree_without_duplicates.
1471 2019-06-04 Richard Biener <rguenther@suse.de>
1473 PR tree-optimization/90738
1475 2019-06-03 Richard Biener <rguenther@suse.de>
1477 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
1478 full reference tree and record in ref->ref.
1479 (vn_reference_lookup_3): Pass in original ref to
1480 ao_ref_init_from_vn_reference.
1481 (vn_reference_lookup): Likewise.
1482 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
1483 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1484 Handle non-decl bases in the original reference.
1486 2019-06-04 Martin Liska <mliska@suse.cz>
1488 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
1489 number of references.
1490 (sem_item_optimizer::do_congruence_step):
1491 (sem_item_optimizer::worklist_push): Dump how references
1493 (sem_item_optimizer::worklist_pop): Use heap.
1494 (sem_item_optimizer::process_cong_reduction): Likewise.
1495 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
1497 2019-06-04 Martin Liska <mliska@suse.cz>
1499 * ipa-icf.h (struct sem_usage_pair_hash): New.
1500 (sem_usage_pair_hash::hash): Likewise.
1501 (sem_usage_pair_hash::equal): Likewise.
1502 (struct sem_usage_hash): Likewise.
1503 * ipa-icf.c (sem_item::sem_item): Initialize
1504 referenced_by_count.
1505 (sem_item::add_reference): Register a reference
1506 in ref_map and not in target->usages.
1507 (sem_item::setup): Remove initialization of
1509 (sem_item::~sem_item): Remove usage of dead vectors.
1510 (sem_item::dump): Remove dump of references.
1511 (sem_item_optimizer::sem_item_optimizer): Initialize
1513 (sem_item_optimizer::read_section): Remove useless
1515 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
1516 (sem_item_optimizer::build_graph): Pass m_references
1518 (sem_item_optimizer::verify_classes): Remove usage of dead
1520 (sem_item_optimizer::traverse_congruence_split): Return true
1521 when a class is split.
1522 (sem_item_optimizer::do_congruence_step_for_index): Use
1523 hash_map for look up of (sem_item *, index). That brings
1524 significant speed up.
1525 (sem_item_optimizer::do_congruence_step): Return true
1526 when a split is done.
1527 (congruence_class::is_class_used): Use referenced_by_count.
1529 2019-06-04 Alan Modra <amodra@gmail.com>
1532 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
1535 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
1537 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
1538 * config/rs6000/rs6000.c (direct_move_p): Adjust.
1539 (rs6000_secondary_reload_simple_move): Adjust.
1540 (rs6000_opt_masks): Neuter the "mfpgpr" option.
1541 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
1542 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
1545 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
1546 (floatunssi<mode>2_lfiwzx): Adjust.
1547 (fix_trunc<mode>si2_stfiwx): Adjust.
1548 (fixuns_trunc<mode>si2_stfiwx): Adjust.
1549 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
1550 (mfpgpr): Mark as deprecated.
1551 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
1552 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
1553 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
1555 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
1557 * config/rs6000/constraints.md (define_register_constraint "wg"):
1559 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1560 RS6000_CONSTRAINT_wg.
1561 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1562 (rs6000_init_hard_regno_mode_ok): Adjust.
1563 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
1564 Delete "wg" alternatives.
1565 * doc/md.texi (Machine Constraints): Adjust.
1567 2019-06-03 Alan Modra <amodra@gmail.com>
1569 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
1570 (get_uncond_jump_length): Assert length less than INT_MAX and
1573 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
1576 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
1578 (expand_builtin_nonlocal_goto): Likewise.
1580 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
1582 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
1583 (aarch64_asm_output_external): Declare.
1584 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
1585 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
1586 (aarch64_asm_output_alias): New.
1587 (aarch64_asm_output_external): New.
1588 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
1589 (ASM_OUTPUT_EXTERNAL): Define.
1591 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
1592 * tree-vrp.h (value_range_base::nonzero_p): New.
1593 (value_range_base::set_nonnull): Rename to...
1594 (value_range_base::set_nonzero): ...this.
1595 (value_range_base::set_null): Rename to...
1596 (value_range_base::set_zero): ...this.
1597 (value_range::set_nonnull): Remove.
1598 (value_range::set_null): Remove.
1599 * tree-vrp.c (range_is_null): Remove.
1600 (range_is_nonnull): Remove.
1601 (extract_range_from_binary_expr): Use value_range_base::*zero_p
1602 instead of range_is_*null.
1603 (extract_range_from_unary_expr): Same.
1604 (value_range_base::set_nonnull): Rename to...
1605 (value_range_base::set_nonzero): ...this.
1606 (value_range::set_nonnull): Remove.
1607 (value_range_base::set_null): Rename to...
1608 (value_range_base::set_zero): ...this.
1609 (value_range::set_null): Remove.
1610 (extract_range_from_binary_expr): Rename set_*null uses to
1612 (extract_range_from_unary_expr): Same.
1613 (union_helper): Same.
1614 * vr-values.c (get_value_range): Use set_*zero instead of
1616 (vr_values::extract_range_from_binary_expr): Same.
1617 (vr_values::extract_range_basic): Same.
1619 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
1622 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
1624 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1626 * config/aarch64/iterators.md (MAX_OPP): New code attr.
1627 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
1628 (aarch64_<su>abd<mode>_3): ... This.
1629 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
1631 2019-06-03 Richard Biener <rguenther@suse.de>
1633 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
1634 full reference tree and record in ref->ref.
1635 (vn_reference_lookup_3): Pass in original ref to
1636 ao_ref_init_from_vn_reference.
1637 (vn_reference_lookup): Likewise.
1638 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
1639 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1640 Handle non-decl bases in the original reference.
1642 2019-06-03 Martin Liska <mliska@suse.cz>
1644 * doc/generic.texi: Remove Java Trees.
1646 2019-06-03 Martin Liska <mliska@suse.cz>
1648 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
1649 returns 0 when operands are equal.
1651 2019-06-03 Richard Biener <rguenther@suse.de>
1653 PR tree-optimization/90716
1654 * tree-loop-distribution.c (destroy_loop): Process blocks in
1657 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1660 * vector-builder.h (vector_builder::count_dups): New method.
1661 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
1663 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
1664 (vec_init<mode><Vel>): New pattern.
1665 * config/aarch64/aarch64.c (emit_insr): New function.
1666 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
1667 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
1668 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
1669 (aarch64_sve_expand_vector_init): Define two overloaded functions.
1671 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1673 PR tree-optimization/90681
1674 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
1675 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
1676 special case for SLP, but fail on non-groupped loads.
1678 2019-06-03 Martin Liska <mliska@suse.cz>
1680 * cfg.c (debug): Use TDF_DETAILS for debug and
1681 print edge info only once.
1683 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
1686 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
1688 2019-06-01 Martin Sebor <msebor@redhat.com>
1691 * tree-pretty-print.c (dump_generic_node): Add parentheses.
1693 2019-05-31 Jan Hubicka <jh@suse.cz>
1695 * alias.c: Include ipa-utils.h.
1696 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
1697 * ipa-devirt.c (prevailing_odr_type): New.
1698 * ipa-utils.h (previaling_odr_type): Declare.
1700 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
1701 Hongtao Liu <hongtao.liu@intel.com>
1704 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
1705 NOTE_INSN_DELETED_LABEL check.
1707 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
1708 Robert Suchanek <robert.suchanek@mips.com>
1710 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
1711 and 3rd operands of the fmadd/fmsub/maddv builtin.
1713 2019-05-31 Jakub Jelinek <jakub@redhat.com>
1715 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
1716 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1717 on OMP_SIMD if not nested inside of worksharing loop that also has
1718 lastprivate conditional clause for the same decl.
1719 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
1720 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
1722 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
1724 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
1726 (lower_lastprivate_clauses): Likewise.
1727 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
1728 calling lower_rec_input_clauses.
1729 (lower_omp_for): Likewise.
1730 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
1731 clause on simd construct.
1732 * omp-expand.c (expand_omp_simd): Initialize cond_var if
1733 OMP_CLAUSE__CONDTEMP_ clause is present.
1735 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
1738 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
1741 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
1742 TEX_D32, TEX_D64 or TEX_D128.
1744 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
1746 * match.pd (~(vec?cst1:cst2)): New transformation.
1748 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
1750 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
1751 ((size_t)(A /[ex] B) CMP C): New transformation.
1753 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
1755 * doc/md.texi: Document define_insn_and_rewrite.
1756 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
1757 * gensupport.c (queue_elem): Update comment.
1758 (replace_operands_with_dups): New function.
1759 (gen_rewrite_sequence): Likewise.
1760 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
1761 * read-rtl.c (apply_subst_iterator): Likewise.
1762 (add_condition_to_rtx, named_rtx_p): Likewise.
1763 (rtx_reader::read_rtx_operand): Likewise.
1764 * config/aarch64/aarch64-sve.md
1765 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
1766 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
1767 define_insn_and_rewrite.
1768 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
1769 Remove separate define_split.
1771 2019-05-31 Jan Hubicka <jh@suse.cz>
1773 * tree-ssa-alias.c (type_has_components_p): New function.
1774 (aliasing_component_refs_p): Use it.
1776 2019-05-31 Martin Liska <mliska@suse.cz>
1778 * gdbhooks.py: Add const_tree to TreePrinter.
1780 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
1783 * common.opt (feliminate-unused-debug-symbols): Enable by default.
1784 * doc/invoke.texi (Debugging Options): Document new default of
1785 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
1787 2019-05-31 Jakub Jelinek <jakub@redhat.com>
1789 PR tree-optimization/90671
1790 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
1791 template_block used to be empty on the first call, don't use
1792 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
1793 seq with bb_seq and set it with set_bb_seq.
1795 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
1797 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1799 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1800 Michael Meissner <meissner@linux.ibm.com>
1802 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
1803 (prefixed_mem_operand): Likewise.
1804 (non_prefixed_mem_operand): Likewise.
1805 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
1807 * config/rs6000/rs6000.c (print_operand_address): Handle
1808 PC-relative addresses.
1809 (mode_supports_prefixed_address_p): New function.
1810 (rs6000_prefixed_address): New function.
1811 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
1812 (SYMBOL_REF_PCREL_P): Likewise.
1814 2019-05-30 Jakub Jelinek <jakub@redhat.com>
1816 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
1817 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
1818 (gimplify_omp_for): If worksharing loop with lastprivate conditional
1819 is nested inside of parallel region, add _condtemp_ clause to both.
1820 * tree-nested.c (convert_nonlocal_omp_clauses,
1821 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
1823 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
1825 * omp-general.c (omp_extract_for_data): Compute it.
1826 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
1827 (lower_rec_input_clauses): Likewise.
1828 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
1829 clause is already present, just add one further one after it.
1830 (lower_lastprivate_clauses): Handle cond_ptr with array type.
1831 (lower_send_shared_vars): Clear _condtemp_ vars.
1832 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
1833 or section or taskgroup.
1834 * omp-expand.c (determine_parallel_type): Disallow combining only if
1835 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
1836 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
1837 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1838 expand_omp_for_static_chunk, expand_omp_for): Use
1839 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
1840 determine if a special set of API routines are needed and if condtemp
1841 needs to be initialized, while always initialize cond_var if
1842 fd->lastprivate_conditional is non-zero.
1844 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1845 Michael Meissner <meissner@linux.ibm.com>
1847 * config/rs6000/constraints.md (eI): New constraint.
1848 * config/rs6000/predicates.md (cint34_operand): New predicate.
1849 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
1850 (SIGNED_34BIT_OFFSET_P): Likewise.
1851 * doc/md.texi (eI): Document constraint.
1853 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
1855 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
1857 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1858 Michael Meissner <meissner@linux.ibm.com>
1860 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
1861 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
1862 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
1863 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
1864 (OTHER_FUTURE_MASKS): Likewise.
1865 (POWERPC_MASKS): Likewise.
1866 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
1867 specified without -mprefixed-addr or -mcpu=future. Error if
1868 -mprefixed-addr is specified without -mcpu=future.
1869 (rs6000_opt_masks): Add entry for prefixed-addr.
1870 * rs6000.opt (mprefixed-addr): New option.
1872 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
1874 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
1875 cfun->is_thunk check.
1877 2019-05-30 Jakub Jelinek <jakub@redhat.com>
1879 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
1882 2019-05-30 Martin Liska <mliska@suse.cz>
1884 * gdbinit.in: Fix 'ptc' command. Add trt
1885 that prints TREE_TYPE($).
1887 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
1888 Alan Modra <amodra@gmail.com>
1890 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
1892 (rs6000_indirect_call_template_1): ...and here.
1893 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
1894 plt16_ha, plt16_lo, mtctr indirect calls. Use
1896 (rs6000_decl_ok_for_sibcall): New function.
1897 (rs6000_function_ok_for_sibcall): Refactor.
1898 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
1899 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
1900 when pcrel. Reorganize.
1901 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
1902 * rs6000.h (rs6000_pltseq_enum): New enum.
1903 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
1904 (*pltseq_tocsave): Use rs6000_pltseq_enum.
1905 (*pltseq_plt16_ha): Likewise.
1906 (*pltseq_plt16_lo): Likewise.
1907 (*pltseq_mtctr): Likewise.
1908 (*pltseq_plt_pcrel): New insn.
1909 (*call_local_aix): Handle @notoc calls.
1910 (*call_value_local_aix): Likewise.
1911 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
1912 (*call_value_nonlocal_aix): Likewise.
1913 (*call_indirect_pcrel): New insn.
1914 (*call_value_indirect_pcrel): Likewise.
1917 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
1919 * config/i386/sse.md (*save_multiple<mode>): Rename from
1920 save_multiple<mode>.
1921 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
1922 (*restore_multiple_and_return<mode>): Rename from
1923 restore_multiple_and_return<mode>.
1924 (*restore_multiple_leave_return<mode>): Rename from
1925 restore_multiple_leave_return<mode>.
1927 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
1929 * config.gcc (rx-*-linux*): New target.
1930 * config/rx/elf.opt: New file.
1931 * config/rx/linux.h: Likewise.
1932 * config/rx/t-linux: Likewise.
1933 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
1935 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
1936 (ASM_APP_OFF): Likewise.
1937 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
1940 2019-05-29 Jan Hubicka <jh@suse.cz>
1942 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
1943 variants are pointer equivalent.
1945 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1947 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
1948 * config/aarch64/aarch64-sve2.md: New file.
1949 (<u>avg<mode>3_floor): New pattern.
1950 (<u>avg<mode>3_ceil): Likewise.
1951 (*<sur>h<addsub><mode>): Likewise.
1952 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
1953 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
1955 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1958 * optc-save-gen.awk: In cl_optimization_print, use correct condition
1959 for var_opt_string printing. In cl_optimization_print_diff, print
1960 (null) instead of invoking undefined behavior if one of the
1961 var_opt_string pointers is NULL and use && instead of first || in the
1962 guarding condition. For var_target_other options, handle const char *
1963 target variables similarly to const char * optimize node variables.
1965 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
1967 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
1968 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
1969 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
1970 Add autib1716 and pacib1716 initialisation.
1971 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
1972 for autib1716 and pacib1716.
1973 * config/aarch64/aarch64-protos.h (aarch64_key_type,
1974 aarch64_post_cfi_startproc): Define.
1975 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
1976 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
1977 aarch64_handle_pac_ret_protection): Set default sign key to A.
1978 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
1979 aarch64_expand_prologue): Add check for b-key.
1980 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
1981 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
1982 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
1983 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
1984 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
1985 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
1986 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1987 * config/aarch64/aarch64.md (do_return): Add check for b-key.
1988 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
1989 pauth_hint_num_a with pauth_hint_num.
1990 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
1991 pauth_hint_num_a with pauth_hint_num.
1992 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
1993 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
1994 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1995 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
1996 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
1997 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
1998 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
1999 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
2000 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
2001 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
2002 UNSPEC_AUTIA1716 respectively.
2003 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
2004 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
2005 * doc/invoke.texi (-mbranch-protection): Add b-key type.
2006 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
2007 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
2009 2019-05-29 Jakub Jelinek <jakub@redhat.com>
2011 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
2012 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
2013 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
2014 explicit clause on combined parallel into implicit shared clause.
2015 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
2016 and firstprivate if the decl has one too from combined parallel to
2017 the worksharing construct.
2019 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
2020 Michael Meissner <meissner@linux.ibm.com>
2022 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
2024 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
2026 * rtl.h (LABEL_REF_P): New #define.
2028 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
2030 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
2032 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2034 * internal-fn.c: Marked mask_load_direct as vectorizable.
2035 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
2036 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
2037 combined even if masks different with allow_slp_p param.
2038 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
2039 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
2040 dissolve SLP-only vectorizable groups when SLP has been discarded.
2041 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
2042 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
2044 (vect_build_slp_tree_1): Fixed comment typo.
2045 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
2046 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
2048 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
2050 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
2052 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2054 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
2055 Remove obsolete use_thunk reference.
2056 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
2057 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2058 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
2059 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
2060 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2061 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2062 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2063 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
2064 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
2066 2019-05-28 Nathan Sidwell <nathan@acm.org>
2068 * tree.h (IDENTIFIER_ANON_P): New.
2069 (anon_aggrname_format, anon_aggname_p): Don't declare.
2070 (make_anon_name): Declare.
2071 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
2072 (hash_tree): Likewise.
2073 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
2074 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
2075 (anon_cnt, make_anon_name): New.
2077 2019-05-28 Martin Liska <mliska@suse.cz>
2080 * opts-global.c (decode_options): Print help for all
2081 help_option_arguments.
2082 * opts.c (print_help): Add new argument.
2083 (common_handle_option): Remember all values into
2084 help_option_arguments.
2085 * opts.h (print_help): Add new argument.
2087 2019-05-28 Martin Liska <mliska@suse.cz>
2090 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
2091 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
2092 (func_checker::compare_bb): Call compare_loops.
2094 2019-05-27 Jakub Jelinek <jakub@redhat.com>
2096 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
2097 on sections construct.
2098 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
2100 (lower_omp_sections): Handle lastprivate conditional.
2101 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
2102 lastprivate_conditional_map.
2103 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
2105 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
2106 critical, taskgroup and section regions when looking for a region
2107 with non-NULL lastprivate_conditional_map.
2109 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
2111 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
2112 (*ix86_gen_sub3): Ditto.
2113 (*ix86_gen_sub3_carry): Ditto.
2114 (*ix86_gen_one_cmpl2): Ditto.
2115 (*ix86_gen_andsp): Ditto.
2116 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
2117 (gen_and2_insn): New static function.
2118 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
2119 Use gen_add3_insn instead of ix86_gen_add3.
2120 (ix86_expand_split_stack_prologue): Use gen_add2_insn
2121 instead of ix86_gen_add3.
2122 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
2123 Use gen_sub3_insn instead of ix86_gen_sub3.
2124 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
2125 instead of ix86_gen_add3.
2126 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
2127 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
2128 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
2129 * config/i386/i386-options.c (ix86_option_override_internal):
2130 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
2131 ix86_gen_one_cmpl2 and ix86_gen_andsp.
2133 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
2135 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
2136 and DW_OP_GNU_const_index opcodes.
2138 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
2140 * config/i386/i386.h (STACK_SIZE_MODE): Define.
2142 2019-05-27 Richard Biener <rguenther@suse.de>
2144 PR tree-optimization/90637
2145 * tree-ssa-sink.c (statement_sink_location): Honor the
2146 computed sink location for single-uses.
2148 2019-05-27 Richard Biener <rguenther@suse.de>
2151 * match.pd (vec_perm): Avoid clobbering op0 when not generating
2154 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
2156 * config/i386/i386.md (@sub<mode>3_carry): Rename
2157 from sub<mode>3_carry.
2158 (@leave_<mode>): New expander.
2159 (*leave): Rename from leave.
2160 (*leave_rex64): Rename from leave_rex64.
2161 (@monitorx_<mode>): Rename from monitorx_<mode>.
2162 (@clzero_<mode>): Rename from clzero_<mode>.
2163 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
2164 from sse3_monitor_<mode>.
2165 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
2166 (*ix86_gen_leave): Ditto.
2167 (*ix86_gen_monitor): Ditto.
2168 (*ix86_gen_monitorx): Ditto.
2169 (*ix86_gen_clzero): Ditto.
2170 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
2171 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
2172 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
2173 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
2174 Use gen_sse3_monitor instead of ix86_gen_monitor.
2175 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
2176 instead of ix86_gen_monitorx.
2177 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
2178 instead of ix86_gen_clzero.
2179 * config/i386/i386-options.c (ix86_option_override_internal):
2180 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
2181 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
2183 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
2185 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
2186 Rename from tls_global_dynamic_64_<mode>.
2187 (@tls_local_dynamic_base_64_<mode>): Rename from
2188 tls_local_dynamic_base_64_<mode>.
2189 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
2190 Remove indirect function.
2191 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
2192 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
2193 instead of ix86_gen_tls_global_dynamic_64.
2194 Use gen_tls_local_dynamic_base_64 instead of
2195 ix86_gen_tls_local_dynamic_base_64.
2196 * config/i386/i386-options.c (ix86_option_override_internal):
2197 Do not initialize ix86_gen_tls_global_dynamic_64 and
2198 ix86_gen_tls_local_dynamic_base_64.
2200 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
2202 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
2203 Rename from pro_epilogue_adjust_stack_<mode>_add.
2204 (@pro_epilogue_adjust_stack_sub_<mode>)
2205 Rename from pro_epilogue_adjust_stack_<mode>_sub.
2206 (@allocate_stack_worker_probe_<mode>):
2207 Rename from allocate_stack_worker_probe_<mode>.
2208 (allocate_stack): Use gen_allocate_stack_worker_probe.
2209 (probe_stack): Use gen_probe_stack_1.
2210 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
2211 (@adjust_stack_and_probe_<mode>): Rename from
2212 adjust_stack_and_probe<mode>.
2213 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
2214 (stack_protect_set): Use gen_stack_protect_set_1.
2215 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
2216 (stack_protect_test): Use gen_stack_protect_test_1.
2217 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
2218 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
2219 Remove indirect function.
2220 (*ix86_gen_adjust_stack_and_probe): Ditto.
2221 (*ix86_gen_probe_stack_range): Ditto.
2222 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
2223 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
2224 (ix86_adjust_stack_and_probe_stack_clash): Use
2225 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
2226 (ix86_adjust_stack_and_probe): Ditto.
2227 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
2228 of ix86_gen_probe_stack_range.
2229 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
2230 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
2231 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
2232 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
2233 CODE_FOR_stack_protect_test_{si,di}.
2234 * config/i386/i386-options.c (ix86_option_override_internal):
2235 Do not initialize ix86_gen_allocate_stack_worker,
2236 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
2238 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
2240 * doc/invoke.texi (Link Options): Many editorial changes around
2243 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2245 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
2246 pre-Solaris 11 referene and most Studio compiler details.
2248 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
2251 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
2252 DImode to SImode in floating-point registers on 64-bit target.
2253 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
2254 register_operand in xmpyu patterns.
2256 2019-05-24 Jakub Jelinek <jakub@redhat.com>
2258 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
2259 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
2260 OMP_CLAUSE__REDUCTEMP_.
2261 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
2262 OMP_CLAUSE__CONDTEMP_.
2263 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
2264 * tree-pretty-print.c (dump_omp_clause): Likewise.
2265 * tree-nested.c (convert_nonlocal_omp_clauses,
2266 convert_local_omp_clauses): Likewise.
2267 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
2268 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
2269 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
2271 (gimplify_omp_for): Warn and disable conditional modifier from
2272 lastprivate on loop iterators.
2273 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
2275 * omp-general.c (omp_extract_for_data): Initialize it.
2276 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
2278 (delete_omp_context): Delete it.
2279 (lower_lastprivate_conditional_clauses): New function.
2280 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
2281 handle lastprivate conditional clauses.
2282 (lower_reduction_clauses): Add CLIST argument, emit it into
2283 the critical section if any.
2284 (lower_omp_sections): Adjust lower_lastprivate_clauses and
2285 lower_reduction_clauses callers.
2286 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
2287 to lower_lastprivate_clauses.
2288 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
2289 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
2290 clist into a critical section if not emitted there already by
2291 lower_reduction_clauses.
2292 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
2294 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
2295 conditional variables.
2296 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
2298 (expand_omp_for_generic, expand_omp_for_static_nochunk,
2299 expand_omp_for_static_chunk): Handle lastprivate conditional.
2300 (expand_omp_for): Handle fd.lastprivate_conditional like
2303 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
2305 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
2306 kernel does not exit cleanly.
2307 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
2309 2019-05-24 Jason Merrill <jason@redhat.com>
2312 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
2314 2019-05-24 Richard Biener <rguenther@suse.de>
2317 * tree-loop-distribution.c (struct partition): Add location
2319 (partition_alloc): Initialize all fields.
2320 (generate_memset_builtin): Use the location recorded in the
2321 partition for the generated call.
2322 (generate_memcpy_builtin): Likewise.
2323 (classify_partition): Record the location of a single store
2324 as location for the partition.
2326 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
2328 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
2331 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
2334 * common/config/aarch64/aarch64-common.c
2335 (aarch64_rewrite_selected_cpu): Change local temporary variable
2336 type from unsigned long to uint64_t.
2337 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
2338 aarch64_get_extension_string_for_isa_flags): Change declaration to
2339 match new definition by replacing unsigned long with uint64_t.
2341 2019-05-24 Jakub Jelinek <jakub@redhat.com>
2344 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
2345 gen_attr_type just once instead of 4-7 times. Formatting fixes.
2346 Handle stack_protect_test_<mode> codegen similarly to corresponding
2349 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
2351 * config/i386/darwin.h: Reject -mfentry*.
2352 * doc/sourcebuild.texi: Document mfentry target support.
2354 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
2356 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
2357 Rename to rs6000_global_entry_point_prologue_needed_p. Return
2358 false for PC-relative functions.
2359 (rs6000_output_function_prologue): Change called function name to
2360 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
2361 name,1" for PC-relative functions.
2362 (rs6000_elf_declare_function_name): Change called function name to
2363 rs6000_global_entry_point_prologue_needed_p.
2365 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
2368 * config/i386/i386.c (gen_rtx_cost):
2369 Use ix86_tune_cost instead of ix86_cost.
2371 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
2372 Michael Meissner <meissner@linux.ibm.com>
2373 Segher Boessenkool <segher@kernel.crashing.org>
2375 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
2377 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
2378 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
2379 (rs6000_fndecl_pcrel_p): Likewise.
2380 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
2381 error if -mpcrel is requested without -mcpu=future.
2382 (rs6000_opt_masks): Add entry for pcrel.
2383 (rs6000_fndecl_pcrel_p): New function.
2384 (rs6000_pcrel_p): Likewise.
2385 * config/rs6000/rs6000.opt (mpcrel): New option.
2386 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
2388 2019-05-23 Jan Hubicka <jh@suse.cz>
2389 Martin Liska <mliska@suse.cz>
2391 PR tree-optimization/90576
2392 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
2394 (aliasing_component_refs_p): Fix three way size compare conditional;
2395 give up earlier in case we can not decide on equivalence.
2397 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
2398 Michael Meissner <meissner@linux.ibm.com>
2399 Segher Boessenkool <segher@kernel.crashing.org>
2401 * config.gcc: Add future cpu.
2402 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
2403 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
2405 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
2406 (RS6000_CPU): New instantiation for future cpu.
2407 * config/rs6000/rs6000-opts.h (enum processor_type): Add
2409 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
2410 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
2411 * config/rs6000/rs6000-tables.opt: Regenerate.
2412 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
2413 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
2414 (rs6000_machine_from_flags): Handle future cpu.
2415 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
2416 PROCESSOR_POWER9 for now.
2417 (rs6000_adjust_cost): Likewise.
2418 (rs6000_issue_rate): Likewise.
2419 (rs6000_register_move_cost): Likewise.
2420 (rs6000_opt_masks): Add entry for future.
2421 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
2422 (MASK_FUTURE): New #define.
2423 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
2424 * config/rs6000/rs6000.opt (mfuture): New target option.
2425 * doc/invoke.texi (mcpu): Add future cpu.
2427 2019-05-23 Martin Liska <mliska@suse.cz>
2430 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
2431 operation points to a temporary (pointed via tree_to_wide_ref)
2432 that is out of scope after the &.
2434 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
2437 * doc/extend.texi (Function Names): Add missing word.
2439 2019-05-23 Richard Biener <rguenther@suse.de>
2441 PR tree-optimization/88440
2442 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
2444 * tree-loop-distribution.c (generate_memset_builtin): Fold the
2446 (generate_memcpy_builtin): Likewise.
2447 (distribute_loop): Pass in whether to only distribute patterns.
2448 (prepare_perfect_loop_nest): Also allow size optimization.
2449 (pass_loop_distribution::execute): When optimizing a loop
2450 nest for size allow pattern replacement.
2452 2019-05-23 Jakub Jelinek <jakub@redhat.com>
2455 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
2458 2019-05-23 Martin Liska <mliska@suse.cz>
2461 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
2462 expression similarly to gimplify_decl_expr.
2464 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2466 * cse.c (cse_dump_path): s/dump_file/f.
2468 2019-05-22 David Malcolm <dmalcolm@redhat.com>
2471 * diagnostic-format-json.cc: Include "selftest.h".
2472 (json_from_expanded_location): Only add "file" key for non-NULL
2474 (json_from_location_range): Don't add "start" and "finish"
2475 children if they are UNKNOWN_LOCATION.
2476 (selftest::test_unknown_location): New selftest.
2477 (selftest::test_bad_endpoints): New selftest.
2478 (selftest::diagnostic_format_json_cc_tests): New function.
2479 * json.cc (json::object::get): New function.
2480 (selftest::test_object_get): New selftest.
2481 (selftest::json_cc_tests): Call it.
2482 * json.h (json::object::get): New decl.
2483 * selftest-run-tests.c (selftest::run_tests): Call
2484 selftest::diagnostic_format_json_cc_tests.
2485 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
2488 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
2489 Andrew Stubbs <amd@codesourcery.com>
2491 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
2492 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
2493 (kernel): Rename to...
2494 (main_kernel): ... this.
2495 (load_image): Load _init_array and _fini_array kernels.
2496 (run): Add argument for kernel to run.
2497 (main): Run init_array_kernel before main_kernel, and
2498 fini_array_kernel after.
2499 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
2500 amdgpu_hsa_kernel attribute on functions.
2501 (gcn_disable_constructors): Delete.
2502 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
2503 * config/gcn/crt0.c (size_t): Define.
2504 (_init_array, _fini_array): New.
2505 (__preinit_array_start, __preinit_array_end,
2506 __init_array_start, __init_array_end,
2507 __fini_array_start, __fini_array_end): Declare weak references.
2509 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
2511 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
2513 2019-05-22 Jason Merrill <jason@redhat.com>
2515 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
2517 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
2520 * config/i386/i386-options.c (ix86_init_machine_status): Set
2521 stack_frame_required to true.
2522 * config/i386/i386.c (ix86_get_frame_size): New function.
2523 (ix86_frame_pointer_required): Replace get_frame_size with
2524 ix86_get_frame_size.
2525 (ix86_compute_frame_layout): Likewise.
2526 (ix86_find_max_used_stack_alignment): Changed to void. Set
2527 stack_frame_required.
2528 (ix86_finalize_stack_frame_flags): Always call
2529 ix86_find_max_used_stack_alignment. Replace get_frame_size with
2530 ix86_get_frame_size.
2531 * config/i386/i386.h (machine_function): Add stack_frame_required.
2533 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
2535 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
2537 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
2539 * common/config/aarch64/aarch64-common.c
2540 (struct aarch64_option_extension, struct processor_name_to_arch,
2541 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
2542 aarch64_contains_opt,
2543 aarch64_get_extension_string_for_isa_flags): Change type of
2544 variables storing flags to uint64_t.
2545 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
2546 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
2547 * config/aarch64/aarch64.c (struct processor,
2548 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
2549 aarch64_validate_march, aarch64_override_options,
2550 aarch64_option_print, aarch64_handle_attr_isa_flags,
2551 aarch64_declare_function_name, aarch64_start_file): Make flag
2553 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
2554 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
2555 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
2556 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
2557 * config/aarch64/driver-aarch64.c
2558 (struct aarch64_arch_extension, struct aarch64_core_data,
2559 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
2560 flag variables uint64_t.
2561 * doc/invoke.texi: Add documentation for new arguments.
2563 2019-05-22 Richard Biener <rguenther@suse.de>
2565 * alias.c (ao_ref_from_mem): Move stack-slot sharing
2567 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
2569 2019-05-22 Martin Liska <mliska@suse.cz>
2572 * doc/extend.texi: Document the change.
2574 2019-05-22 Richard Biener <rguenther@suse.de>
2576 PR tree-optimization/90450
2577 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
2578 (mem_ref_hasher::equal): Check it.
2579 (mem_ref_alloc): Initialize it.
2580 (gather_mem_refs_stmt): Set it.
2582 2019-05-22 Richard Biener <rguenther@suse.de>
2584 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
2586 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
2589 2019-05-22 Alan Modra <amodra@gmail.com>
2591 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
2592 (ASM_CPU_SPEC): Conditionally add -many.
2593 * config/rs6000/rs6000.c (rs6000_machine): New static var.
2594 (rs6000_machine_from_flags, emit_asm_machine): New functions..
2595 (rs6000_file_start): ..extracted from here, and modified to
2597 (rs6000_output_function_prologue): Emit .machine as necessary.
2598 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
2600 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
2601 added by check_vect_support_and_set_flags.
2602 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
2603 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
2605 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
2608 * ira-lives.c (process_bb_node_lives): Consider defs
2609 for a call insn to be die before the call, not after.
2611 * function.c (assign_parm_setup_block): Raise alignment of
2612 stacked parameter only for STRICT_ALIGNMENT targets.
2614 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2616 * config/rs6000/constraints.md (define_register_constraint "wz"):
2618 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2619 RS6000_CONSTRAINT_wz.
2620 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2621 (rs6000_init_hard_regno_mode_ok): Adjust.
2622 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
2623 * doc/md.texi (Machine Constraints): Adjust.
2625 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2627 * config/rs6000/constraints.md (define_register_constraint "wl"):
2629 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2630 RS6000_CONSTRAINT_wl.
2631 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2632 (rs6000_init_hard_regno_mode_ok): Adjust.
2633 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
2634 * doc/md.texi (Machine Constraints): Adjust.
2636 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2638 * config/rs6000/constraints.md (define_register_constraint "wm"):
2640 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2641 RS6000_CONSTRAINT_wm.
2642 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2643 (rs6000_init_hard_regno_mode_ok): Adjust.
2644 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
2645 * doc/md.texi (Machine Constraints): Adjust.
2647 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2649 * config/rs6000/constraints.md (define_register_constraint "wk"):
2651 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2652 RS6000_CONSTRAINT_wk.
2653 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2654 (rs6000_init_hard_regno_mode_ok): Adjust.
2655 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
2656 * doc/md.texi (Machine Constraints): Adjust.
2658 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2660 * config/rs6000/constraints.md (define_register_constraint "wj"):
2662 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2663 RS6000_CONSTRAINT_wj.
2664 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2665 (rs6000_init_hard_regno_mode_ok): Adjust.
2666 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
2668 * config/rs6000/vsx.md: Ditto.
2669 * doc/md.texi (Machine Constraints): Adjust.
2671 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2673 * config/rs6000/constraints.md (define_register_constraint "wh"):
2675 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2676 RS6000_CONSTRAINT_wh.
2677 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2678 (rs6000_init_hard_regno_mode_ok): Adjust.
2679 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
2680 * doc/md.texi (Machine Constraints): Adjust.
2682 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2685 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
2686 Avoid calling gen_lowpart with CONST operand.
2688 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
2690 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
2691 field template_last_to_copy.
2692 (ssa_create_duplicates): Set it, and use it. Attempt to
2693 preserve more debug stmts.
2695 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2697 * config/i386/sse.md (VF1_AVX2): New mode iterator.
2698 (signbit<mode>2): New expander
2700 2019-05-21 James Clarke <jrtc27@jrtc27.com>
2703 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
2704 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
2706 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2708 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
2709 %ebx and %ecx bafore calling cpuid with leaf 1 or
2710 non-constant leaf argument.
2712 2019-05-21 Alan Modra <amodra@gmail.com>
2715 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
2716 power9 direct move cost.
2717 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
2718 Correct comments and rename functions to suit parameters.
2720 2019-05-21 Richard Biener <rguenther@suse.de>
2723 * fold-const.c (fold_read_from_vector): New function.
2724 * fold-const.h (fold_read_from_vector): Declare.
2725 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
2726 single-element insert permutations. Canonicalize selector
2727 further and fix issue with last commit.
2729 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
2731 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
2732 parameter with default value false to declaration.
2733 (split_edges_for_insertion): New inline function. Wrapper for
2734 split_critical_edges with for_edge_insertion_p = true.
2735 * tree-cfg.c (split_critical_edges): Don't split non-critical
2736 edges if for_edge_insertion_p is false. Fix whitespace.
2737 * tree-ssa-pre.c (pass_pre::execute): Call
2738 split_edges_for_insertion instead of split_critical_edges.
2739 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
2740 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
2741 (pass_data_sink_code): Update function name in the comment.
2743 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
2745 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
2746 around is_value_included_in that knows how to handle BIT_AND_EXPR.
2747 (is_pred_expr_subset_of): Use the new function. Handle more cases where
2748 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
2751 2019-05-21 Martin Liska <mliska@suse.cz>
2753 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
2755 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
2756 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
2758 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2760 (rs6000_function_arg): Likewise.
2761 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
2762 (rs6000_expand_ternop_builtin): Use interval syntax.
2763 (get_element_number): Likewise.
2764 (altivec_expand_builtin): Likewise.
2765 (rs6000_get_function_versions_dispatcher): Quote target_clones.
2769 2019-05-20 Jakub Jelinek <jakub@redhat.com>
2773 * function.h (struct function): Add calls_eh_return member.
2774 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
2775 gimplifying __builtin_eh_return call.
2776 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
2778 (expand_call_inline): Or in src_cfun->calls_eh_return into
2779 dst_cfun->calls_eh_return.
2780 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
2781 cfun->calls_eh_return.
2782 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
2783 * lto-streamer-out.c (output_struct_function_base): Write
2786 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
2788 PR rtl-optimization/43147
2789 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
2790 IX86_BUILTIN_SHUFPD.
2792 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
2794 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
2795 (refs_may_alias_p_1): ... here; update stats.
2796 (refs_may_alias_p): Do not update stats here.
2798 2019-05-20 Richard Biener <rguenther@suse.de>
2800 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
2801 doesn't produce pointers.
2802 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
2803 the first operand points to.
2805 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
2807 * tree-ssa-alias.c (compare_sizes): New function.
2808 (sompare_type_sizes): New function
2809 (aliasing_component_refs_p): Use it.
2810 (indirect_ref_may_alias_decl_p): Likewise.
2812 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2814 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
2816 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2818 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
2819 (LIBLSAN_EARLY_SPEC): Likewise.
2820 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
2822 2019-05-20 Martin Liska <mliska@suse.cz>
2824 * config/i386/i386.c (ix86_libc_has_fast_function):
2825 Add ATTRIBUTE_UNUSED for the argument.
2827 2019-05-20 Richard Biener <rguenther@suse.de>
2829 * gimple-match-head.c: Include vec-perm-indices.h.
2830 * generic-match-head.c: Likewise.
2831 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
2833 * fold-const.c (fold_vec_perm): Export.
2834 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
2835 (match.pd): ...here.
2837 2019-05-20 Jakub Jelinek <jakub@redhat.com>
2839 * cfgloop.h (struct loop): Add simdlen member.
2840 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
2841 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
2842 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
2843 as new argument to autovectorize_vector_sizes target hook. If
2844 loop->simdlen, pick up vector size where the vectorization factor
2845 is equal to loop->simd, and if there is none, fall back to the first
2847 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
2849 * omp-low.c (omp_clause_aligned_alignment): Likewise.
2850 * omp-general.c (omp_max_vf): Likewise.
2851 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
2852 * tree-vect-slp.c (vect_slp_bb): Likewise.
2853 * target.def (autovectorize_vector_sizes): Add ALL argument and
2855 * doc/tm.texi: Adjust documentation.
2856 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
2857 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
2858 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
2860 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
2861 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
2862 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
2863 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
2864 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
2865 preferred vector size is not 512-bit or 256-bit, just put those
2866 unpreferred ones last.
2868 2019-05-20 Martin Liska <mliska@suse.cz>
2870 * targhooks.c (default_libc_has_fast_function): New function.
2871 * targhooks.h (default_libc_has_fast_function): Likewise.
2873 2019-05-20 Martin Liska <mliska@suse.cz>
2876 * builtins.c (expand_builtin_memory_copy_args): When having a
2877 target with fast mempcpy implementation do now use memcpy.
2878 * config/i386/i386.c (ix86_libc_has_fast_function): New.
2879 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
2880 * doc/tm.texi: Likewise.
2881 * doc/tm.texi.in: Likewise.
2883 * expr.c (emit_block_move_hints): Add 2 new arguments.
2884 * expr.h (emit_block_move_hints): Bail out when libcall
2885 to memcpy would be used.
2887 2019-05-20 Martin Liska <mliska@suse.cz>
2889 * profile-count.c: Add vertical spacing in order
2890 to separate functions.
2891 * profile-count.h: Likewise.
2893 2019-05-20 Martin Liska <mliska@suse.cz>
2895 * profile-count.h: Do not use full qualified
2897 * profile-count.c (profile_count::to_frequency): Likewise.
2899 2019-05-20 Martin Liska <mliska@suse.cz>
2901 * profile-count.h (enum profile_quality): Use capital letters
2902 for enum value names. Use the adjusted names.
2903 * profile-count.c: Use the adjusted names.
2905 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2907 * config/rs6000/constraints.md (define_register_constraint "wH"):
2909 (define_register_constraint "wI"): Delete.
2910 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2911 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
2912 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2913 (rs6000_init_hard_regno_mode_ok): Adjust.
2914 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
2915 resp. "d", or with "wa" as appropriate, all with "p8v".
2916 * config/rs6000/vsx.md: Ditto.
2917 * doc/md.texi (Machine Constraints): Adjust.
2919 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2921 * config/rs6000/constraints.md (define_register_constraint "wy"):
2923 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2924 RS6000_CONSTRAINT_wy.
2925 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2926 (rs6000_init_hard_regno_mode_ok): Adjust.
2927 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
2928 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
2929 (define_mode_attr Fisa): New.
2930 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
2931 * doc/md.texi (Machine Constraints): Adjust.
2933 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2935 * config/rs6000/constraints.md (define_register_constraint "wu"):
2937 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2938 RS6000_CONSTRAINT_wu.
2939 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2940 (rs6000_init_hard_regno_mode_ok): Adjust.
2941 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
2943 (define_mode_attr Fa): Delete.
2944 * config/rs6000/vsx.md: Ditto.
2945 * doc/md.texi (Machine Constraints): Adjust.
2947 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2949 * config/rs6000/constraints.md (define_register_constraint "wJ"):
2951 (define_register_constraint "wK"): Delete.
2952 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2953 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
2954 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2955 (rs6000_init_hard_regno_mode_ok): Adjust.
2956 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
2957 Replace "wK" constraint by "wH" with "p9v".
2958 * config/rs6000/vsx.md: Ditto.
2959 * doc/md.texi (Machine Constraints): Adjust.
2961 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2963 * config/rs6000/constraints.md (define_register_constraint "wb"):
2965 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2966 RS6000_CONSTRAINT_wb.
2967 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2968 (rs6000_init_hard_regno_mode_ok): Adjust.
2969 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
2970 * config/rs6000/vsx.md: Ditto.
2971 * doc/md.texi (Machine Constraints): Adjust.
2973 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2975 * config/rs6000/constraints.md (define_register_constraint "wo"):
2977 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2978 RS6000_CONSTRAINT_wo.
2979 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2980 (rs6000_init_hard_regno_mode_ok): Adjust.
2981 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
2982 * config/rs6000/altivec.md: Ditto.
2983 * doc/md.texi (Machine Constraints): Adjust.
2985 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2987 * config/darwin-c.c (darwin_register_objc_includes): Do not
2988 prepend the sysroot when building gnu-runtime header search
2991 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2993 * config/darwin.c (darwin_file_end): Use switch_to_section ()
2994 instead of direct output of the asm.
2996 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2998 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
2999 argument to be type bool (was int before).
3000 (rs6000_emit_epilogue): Simplify some code. Declare some variables
3001 at first use. Use type bool for some variables. Fix a theoretical
3002 eh_return bug for svr4.
3004 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
3006 * config/rs6000/rs6000.md (isa): New attribute.
3007 (enabled): New attribute.
3009 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
3011 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
3012 assemble_start_function and assemble_end_function.
3014 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
3017 * omp-general.c (oacc_verify_routine_clauses): Change formal
3018 parameters. Add checking if already marked with an OpenACC
3019 'routine' directive. Adjust all users.
3022 * omp-general.c (oacc_build_routine_dims): Move some of its
3024 (oacc_verify_routine_clauses): ... this new function.
3025 * omp-general.h (oacc_verify_routine_clauses): New prototype.
3027 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
3029 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
3030 formating of picbase labels to match other ports.
3032 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
3034 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
3035 in the generated code.
3037 2019-05-16 Martin Sebor <msebor@redhat.com>
3039 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
3040 identifiers, keywords, operators, and types in diagnostics. Correct
3041 quoting, spelling, and sentence capitalization issues.
3042 (expand_builtin_atomic_is_lock_free): Same.
3043 (fold_builtin_next_arg): Same.
3044 * cfgexpand.c (expand_one_var): Same.
3045 (tree_conflicts_with_clobbers_p): Same.
3046 (expand_asm_stmt): Same.
3047 (verify_loop_structure): Same.
3048 * cgraphunit.c (process_function_and_variable_attributes): Same.
3049 * collect-utils.c (collect_execute): Same.
3050 * collect2.c (maybe_run_lto_and_relink): Same.
3051 (is_lto_object_file): Same.
3052 (scan_prog_file): Same.
3053 * convert.c (convert_to_real_1): Same.
3054 * dwarf2out.c (dwarf2out_begin_prologue): Same.
3055 * except.c (verify_eh_tree): Same.
3056 * gcc.c (execute): Same.
3057 (eval_spec_function): Same.
3058 (run_attempt): Same.
3059 (driver::set_up_specs): Same.
3060 (compare_debug_auxbase_opt_spec_function): Same.
3061 * gcov-tool.c (unlink_gcda_file): Same.
3064 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
3065 * gimplify.c (gimplify_asm_expr): Same.
3066 (gimplify_adjust_omp_clauses): Same.
3067 * hsa-gen.c (gen_hsa_addr_insns): Same.
3068 (gen_hsa_insns_for_load): Same.
3069 (gen_hsa_cmp_insn_from_gimple): Same.
3070 (gen_hsa_insns_for_operation_assignment): Same.
3071 (gen_get_level): Same.
3072 (gen_hsa_alloca): Same.
3073 (omp_simple_builtin::generate): Same.
3074 (gen_hsa_atomic_for_builtin): Same.
3075 (gen_hsa_insns_for_call): Same.
3076 * input.c (dump_location_info): Same.
3077 * ipa-devirt.c (compare_virtual_tables): Same.
3078 * ira.c (ira_setup_eliminable_regset): Same.
3079 * lra-assigns.c (lra_assign): Same.
3080 * lra-constraints.c (lra_constraints): Same.
3081 * lto-streamer-in.c (lto_input_mode_table): Same.
3082 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
3083 (merge_and_complain): Same.
3084 (compile_offload_image): Same.
3085 (compile_images_for_offload_targets): Same.
3086 (debug_objcopy): Same.
3089 * opts.c (print_specific_help): Same.
3090 (parse_no_sanitize_attribute): Same.
3092 (handle_param): Same.
3093 * plugin.c (add_new_plugin): Same.
3094 (parse_plugin_arg_opt): Same.
3095 (try_init_one_plugin): Same.
3096 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
3097 operators, and types in diagnostics. Correct quoting and spelling
3099 * read-rtl-function.c (parse_edge_flag_token): Same.
3100 (function_reader::parse_enum_value): Same.
3101 * reg-stack.c (check_asm_stack_operands): Same.
3102 * regcprop.c (validate_value_data): Same.
3103 * sched-rgn.c (make_pass_sched_fusion): Same.
3104 * stmt.c (check_unique_operand_names): Same.
3105 * targhooks.c (default_target_option_pragma_parse): Same.
3106 * tlink.c (recompile_files): Same.
3107 * toplev.c (process_options): Same.
3109 * trans-mem.c (diagnose_tm_1): Same.
3110 (ipa_tm_scan_irr_block): Same.
3111 (ipa_tm_diagnose_transaction): Same.
3112 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
3113 format a tree code name in a diagnostic.
3114 (verify_types_in_gimple_min_lval): Same.
3115 (verify_types_in_gimple_reference): Same.
3116 (verify_gimple_call): Same.
3117 (verify_gimple_assign_unary): Same.
3118 (verify_gimple_assign_binary): Same.
3119 (verify_gimple_assign_ternary): Same.
3120 (verify_gimple_assign_single): Same.
3121 (verify_gimple_switch): Same.
3122 (verify_gimple_label): Same.
3123 (verify_gimple_phi): Same.
3124 (verify_gimple_in_seq): Same.
3125 (verify_eh_throw_stmt_node): Same.
3126 (collect_subblocks): Same.
3127 (gimple_verify_flow_info): Same.
3128 (do_warn_unused_result): Same.
3129 * tree-inline.c (expand_call_inline): Same.
3130 * tree-into-ssa.c (update_ssa): Same.
3131 * tree.c (tree_int_cst_elt_check_failed): Same.
3132 (tree_vec_elt_check_failed): Same.
3133 (omp_clause_operand_check_failed): Same.
3134 (verify_type_variant): Same.
3135 (verify_type): Same.
3136 * value-prof.c (verify_histograms): Same.
3137 * varasm.c (assemble_start_function): Same.
3139 2019-05-16 Martin Sebor <msebor@redhat.com>
3141 * config/i386/i386-expand.c (get_element_number): Quote keywords
3142 and other internal names in diagnostics. Adjust other diagnostic
3143 formatting issues noted by -Wformat-diag.
3144 * config/i386/i386-features.c
3145 (ix86_mangle_function_version_assembler_name): Same.
3146 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
3147 * config/i386/i386.c (ix86_function_type_abi): Same.
3148 (ix86_function_ms_hook_prologue): Same.
3149 (classify_argument): Same.
3150 (ix86_expand_prologue): Same.
3151 (ix86_md_asm_adjust): Same.
3152 (ix86_memmodel_check): Same.
3154 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
3156 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
3157 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
3160 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
3163 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
3164 intrinsics without SSE/SSE2/SSSE3.
3165 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
3167 (*mmx_uavgv8qi3): Likewise.
3169 2019-05-17 Richard Biener <rguenther@suse.de>
3171 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
3172 VEC_PERM_EXPR as __VEC_PERM with -gimple.
3174 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
3176 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
3177 vec_sldw insn pattern.
3179 2019-05-17 Richard Biener <rguenther@suse.de>
3181 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
3183 2019-05-17 Martin Liska <mliska@suse.cz>
3186 * toplev.c (output_stack_usage): With LTO and sanitizer it
3187 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
3188 has no file location.
3190 2019-05-16 Jakub Jelinek <jakub@redhat.com>
3193 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
3194 sz0 is equal to sz1, instead return false in that case.
3196 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
3197 has non-constant expression, force sctx.lane and use two
3198 argument IFN_GOMP_SIMD_LANE instead of single argument.
3199 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
3200 two argument IFN_GOMP_SIMD_LANE without lhs.
3201 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
3203 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
3205 (LOOP_REQUIRES_VERSIONING): Or in
3206 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
3207 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
3209 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
3210 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
3211 from simd if clause if needed.
3213 2019-05-16 Richard Biener <rguenther@suse.de>
3215 * tree-affine.c (expr_to_aff_combination): New function split
3217 (tree_to_aff_combination): ... here.
3218 (aff_combination_expand): Avoid building a GENERIC tree.
3220 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
3222 * cgraphunit.c (cgraph_node::expand_thunk): Remove
3223 assemble_start_function and assemble_end_function calls.
3224 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
3225 assemble_start_function and assemble_end_function.
3226 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
3227 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
3228 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
3229 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
3230 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
3231 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
3232 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
3233 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
3234 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
3235 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3236 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3237 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
3239 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3240 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
3241 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
3242 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
3243 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
3244 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
3245 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
3246 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
3247 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
3248 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3249 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3250 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3251 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
3252 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
3254 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
3255 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
3256 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
3258 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
3260 * tree-ssa-alias.c (alias_stats): Add
3261 aliasing_component_refs_p_may_alias and
3262 aliasing_component_refs_p_no_alias.
3263 (dump_alias_stats): Print aliasing_component_refs_p stats.
3264 (aliasing_component_refs_p): Update stats.
3266 2019-05-16 Martin Liska <mliska@suse.cz>
3269 * multiple_target.c (expand_target_clones): Do not allow
3270 target_clones being used with a symbol that is an alias.
3272 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
3274 PR tree-optimization/90394
3275 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
3276 positives rather than ICE for cases where (code2 == NE_EXPR
3277 && code1 == BIT_AND_EXPR).
3279 2019-05-16 Jakub Jelinek <jakub@redhat.com>
3282 * tree-core.h (struct tree_decl_common): Document
3283 decl_nonshareable_flag for PARM_DECLs.
3284 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
3285 * calls.c (expand_call): Don't try tail call if caller
3286 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
3287 passed on the stack and callee needs to pass any arguments on the
3289 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
3290 else if instead of series of mutually exclusive ifs. Handle
3291 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
3292 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
3294 * lto-streamer.h (LTO_major_version): Bump to 9.
3296 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
3298 PR tree-optimization/90106
3299 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
3300 new parameter as new internal function call, also move it to new
3302 (use_internal_fn): Pass internal function call to
3303 shrink_wrap_one_built_in_call_with_conds.
3305 2019-05-15 Jakub Jelinek <jakub@redhat.com>
3307 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
3309 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
3310 safelen_int and set loop->dont_vectorize.
3312 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3315 * config/i386/i386-builtin.def: Enable MMX intrinsics with
3317 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
3319 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
3320 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
3321 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
3324 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3327 * config/i386/mmx.md (*vec_dupv2sf): Changed to
3328 define_insn_and_split to support SSE emulation.
3329 (*vec_extractv2sf_0): Likewise.
3330 (*vec_extractv2sf_1): Likewise.
3331 (*vec_extractv2si_0): Likewise.
3332 (*vec_extractv2si_1): Likewise.
3333 (*vec_extractv2si_zext_mem): Likewise.
3334 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
3335 (vec_extractv2sf_1 splitter): Likewise.
3336 (vec_extractv2sfsf): Likewise.
3337 (vec_setv2si): Likewise.
3338 (vec_extractv2si_1 splitter): Likewise.
3339 (vec_extractv2sisi): Likewise.
3340 (vec_setv4hi): Likewise.
3341 (vec_extractv4hihi): Likewise.
3342 (vec_setv8qi): Likewise.
3343 (vec_extractv8qiqi): Likewise.
3344 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
3345 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
3346 (vec_extractv2sisi): Likewise.
3347 (vec_extractv4hihi): Likewise.
3348 (vec_extractv8qiqi): Likewise.
3349 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
3350 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
3351 (vec_initv2sisi): Likewise.
3352 (vec_initv4hihi): Likewise.
3353 (vec_initv8qiqi): Likewise.
3354 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
3355 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
3356 (vec_setv4hi): Likewise.
3357 (vec_setv8qi): Likewise.
3359 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3362 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
3363 TARGET_MMX_WITH_SSE.
3364 (MMXMODE:*mov<mode>_internal): Likewise.
3365 (MMXMODE:movmisalign<mode>): Likewise.
3367 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
3370 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
3371 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
3372 (sse2_cvtpd2pi): Ditto.
3373 (sse2_cvttpd2pi): Ditto.
3374 (*vec_concatv2sf_sse4_1): Ditto.
3375 (*vec_concatv2sf_sse): Ditto.
3376 (*vec_concatv2si_sse4_1): Ditto.
3377 (*vec_concatv2si): Ditto.
3378 (*vec_concatv4si_0): Ditto.
3379 (*vec_concatv2di_0): Ditto.
3381 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3384 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
3386 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3389 * config/i386/sse.md (ssse3_palignrdi): Changed to
3390 define_insn_and_split to support SSE emulation.
3392 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3395 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
3397 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3400 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
3401 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
3404 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3407 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
3408 or TARGET_MMX_WITH_SSE.
3409 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
3411 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3414 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
3416 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3419 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
3420 Changed to define_insn_and_split to support SSE emulation.
3422 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3425 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
3426 Changed to define_insn_and_split to support SSE emulation.
3428 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3431 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
3432 (*mmx_<emms>): This.
3433 (mmx_<emms>): New expander.
3435 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3438 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
3440 (*sse2_umulv1siv1di3): Add SSE2 emulation.
3442 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3445 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
3447 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3450 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
3452 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3455 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
3456 TARGET_MMX_WITH_SSE.
3457 (*mmx_uavgv4hi3): Add SSE emulation.
3459 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3462 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
3463 and TARGET_MMX_WITH_SSE.
3464 (*mmx_uavgv8qi3): Add SSE emulation.
3466 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3469 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
3470 maskmovdqu for __MMX_WITH_SSE__.
3472 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3475 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
3476 TARGET_MMX and TARGET_MMX_WITH_SSE.
3477 (*mmx_umulv4hi3_highpart): Add SSE emulation.
3479 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3482 * config/i386/mmx.md (mmx_pmovmskb): Changed to
3483 define_insn_and_split to support SSE emulation.
3485 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3488 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
3489 and TARGET_MMX_WITH_SSE.
3490 (mmx_<code>v8qi3): Likewise.
3491 (smaxmin:<code>v4hi3): New.
3492 (umaxmin:<code>v8qi3): Likewise.
3493 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
3494 (umaxmin:*mmx_<code>v8qi3): Likewise.
3496 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3499 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
3500 TARGET_MMX_WITH_SSE.
3501 (*mmx_pinsrw): Add SSE emulation.
3503 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3506 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
3508 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3511 * config/i386/sse.md (sse_cvtpi2ps): Changed to
3512 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
3515 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3518 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
3519 (sse_cvttps2pi): Likewise.
3521 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3524 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
3525 TARGET_MMX_WITH_SSE.
3526 (mmx_pshufw_1): Add SSE emulation.
3527 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
3528 TARGET_MMX_WITH_SSE to support SSE emulation.
3530 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3533 * config/i386/constraints.md (Yw): New constraint.
3534 * config/i386/mmx.md (*vec_dupv2si): Changed to
3535 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
3536 support SSE emulation.
3538 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3541 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
3542 TARGET_MMX_WITH_SSE.
3543 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
3545 (mmx_gt<mode>3): Likewise.
3547 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3550 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
3551 TARGET_MMX_WITH_SSE. Add SSE support.
3553 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3556 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
3557 TARGET_MMX_WITH_SSE.
3558 (any_logic:<code><mode>3): New.
3559 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
3562 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3565 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
3566 TARGET_MMX_WITH_SSE. Add SSE emulation.
3567 (mmx_<shift_insn><mode>3): Likewise.
3569 (<shift_insn><mode>3): Likewise.
3571 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3574 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
3575 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
3577 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3580 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
3581 TARGET_MMX_WITH_SSE.
3582 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
3585 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3588 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
3589 TARGET_MMX_WITH_SSE.
3591 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
3594 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3597 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
3598 (plusminus:mmx_<plusminus_insn><mode>3): Check
3599 TARGET_MMX_WITH_SSE.
3600 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
3601 (<plusminus_insn><mode>3): New.
3602 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
3603 (*mmx_<plusminus_insn><mode>3): Likewise.
3605 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3608 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
3609 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
3611 * config/i386/mmx.m (mmx_punpckhbw): Changed to
3612 define_insn_and_split to support SSE emulation.
3613 (mmx_punpcklbw): Likewise.
3614 (mmx_punpckhwd): Likewise.
3615 (mmx_punpcklwd): Likewise.
3616 (mmx_punpckhdq): Likewise.
3617 (mmx_punpckldq): Likewise.
3619 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3620 Uros Bizjak <ubizjak@gmail.com>
3623 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
3625 (ix86_split_mmx_pack): Likewise.
3626 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
3628 (ix86_split_mmx_pack): Likewise.
3629 * config/i386/i386.md (mmx_isa): New.
3630 (enabled): Also check mmx_isa.
3631 * config/i386/mmx.md (any_s_truncate): New code iterator.
3632 (s_trunsuffix): New code attr.
3633 (mmx_packsswb): Removed.
3634 (mmx_packssdw): Likewise.
3635 (mmx_packuswb): Likewise.
3636 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
3637 MMX packsswb/packuswb with SSE2.
3638 (mmx_packssdw): Likewise.
3639 * config/i386/predicates.md (register_mmxmem_operand): New.
3641 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3644 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3645 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
3646 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
3647 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
3648 (ix86_vector_mode_supported_p): Likewise.
3649 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
3651 2019-05-15 Martin Liska <mliska@suse.cz>
3654 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
3657 2019-05-15 Richard Biener <rguenther@suse.de>
3659 * tree-into-ssa.c (pass_build_ssa::execute): Run
3660 update_address_taken before going into SSA.
3662 2019-05-15 Richard Biener <rguenther@suse.de>
3664 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
3665 as __BIT_FIELD_REF with type with -gimple.
3667 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
3669 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
3670 semantically equivalent branches (left over after prior refactorings).
3672 2019-05-15 Richard Biener <rguenther@suse.de>
3674 PR tree-optimization/88828
3675 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
3678 2019-05-14 Richard Biener <rguenther@suse.de>
3680 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
3681 as __VIEW_CONVERT with -gimple.
3683 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3686 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
3689 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
3691 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
3692 define_split to become a define_insn_and_split.
3694 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
3696 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
3698 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
3699 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
3700 (sibcall_epilogue): Adjust.
3703 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3705 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
3706 to unsupported ones.
3707 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
3708 * config.host: Likewise.
3709 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
3710 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
3711 __svr4__]: Remove "brand" fallback.
3712 [!KSTAT_DATA_STRING]: Remove.
3713 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
3715 (comdat_group): Likewise.
3716 (set_have_as_tls): Likewise.
3717 (gcc_cv_target_dl_iterate_phdr): Likewise.
3718 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
3719 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
3720 * configure: Regenerate.
3721 * doc/install.texi: Simplify Solaris target triplets.
3722 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
3723 (Specific, *-*-solaris2*): Document Solaris 10 removal.
3724 Remove Solaris 10 references.
3725 Remove obsolete Solaris bug reference.
3726 (Specific, sparc-sun-solaris2.10): Remove.
3728 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
3730 * config/i386/i386.md (any_div): New code iterator.
3731 (paired_mod): New code attribute.
3732 (sgnprefix): Handle DIV and UDIV RTXes.
3734 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
3735 and udivmod<mode>4 patterns using any_div code iterator.
3736 (divmod splitters): Macroize splitters using any_div code iterator.
3737 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
3738 (*udivmodsi4_pow2_zext_2): Ditto.
3739 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
3740 and *udivmod<mode>4_noext patterns using any_div code iterator.
3741 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
3742 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
3743 patterns using any_div code iterator.
3744 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
3745 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
3746 patterns using any_div code iterator.
3747 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
3748 udivmodhiqi3 patterns using any_extend code iterator.
3750 2019-05-14 Richard Biener <rguenther@suse.de>
3751 H.J. Lu <hongjiu.lu@intel.com>
3753 PR tree-optimization/88828
3754 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
3755 permuting in a single non-constant element not extracted
3758 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
3760 * internal-fn.def (SIGNBIT): New.
3761 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
3763 (signbitv4sf2): Likewise.
3765 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
3768 * config/mips/mips.c (mips_split_move): Skip forward SRC into
3769 next insn when the SRC reg is dead.
3771 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
3773 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
3774 (alloc_cand_and_find_basis): Ditto.
3775 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
3776 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
3777 (create_add_imm_cand, slsr_process_cast): Ditto.
3778 (slsr_process_copy, replace_mult_candidate): Ditto.
3779 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
3780 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
3781 (pass_strength_reduction::execute): Init the first NULL element.
3783 2019-05-13 Nathan Sidwell <nathan@acm.org>
3785 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
3786 (run_attempt): Reformat line break.
3788 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
3791 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
3792 data registers in sibcall epilogues.
3793 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
3795 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
3798 * configure.ac (--enable-frame-pointer):
3799 Disable by default for cygwin and mingw.
3800 * configure: Regenerate.
3802 2019-05-13 Nathan Sidwell <nathan@acm.org>
3804 * dwarf2out.c (breakout_comdat_types): Move comment to correct
3806 (const_ok_for_output_1): Balance parens around #if/#else/#endif
3807 (gen_member_die): Move abstract origin check earlier. Only VARs
3808 can be static_inline_p. Simplify splicing control flow.
3810 2019-05-13 Richard Biener <rguenther@suse.de>
3812 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
3814 (vect_build_slp_tree_1): Likewise.
3816 2019-05-13 Richard Biener <rguenther@suse.de>
3818 PR tree-optimization/90402
3819 * tree-if-conv.c (tree_if_conversion): Value number only
3820 the loop body by making the latch an exit of the region
3822 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
3824 (do_rpo_vn): Deal with multiple edges into the entry block
3825 that are not backedges inside the region by skipping PHIs
3828 2019-05-13 Richard Biener <rguenther@suse.de>
3830 PR tree-optimization/90316
3831 * tree-ssa-pre.c (insert_aux): Fold into ...
3832 (insert): ... this function. Use a RPO walk to reduce the
3833 number of required iterations.
3835 2019-05-13 Martin Liska <mliska@suse.cz>
3837 PR tree-optimization/90416
3838 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
3839 string instead of passing the second part as va_arg argument.
3841 2019-05-13 Martin Liska <mliska@suse.cz>
3843 PR gcov-profile/90380
3844 * gcov.c (handle_cycle): Do not support zero cycle count,
3845 it should not be possible.
3846 (path_contains_zero_cycle_arc): New function.
3847 (circuit): Ignore zero cycle arc counts.
3849 2019-05-13 Martin Liska <mliska@suse.cz>
3851 PR gcov-profile/90380
3852 * gcov.c (enum loop_type): Remove the enum and
3854 (handle_cycle): Assert that we should not reach
3856 (circuit): Use loop_found instead of a tri-state loop_type.
3857 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
3860 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3863 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
3864 (ix86_output_indirect_branch_via_reg): Use output mechanism
3865 accounting for __USER_LABEL_PREFIX__.
3866 (ix86_output_indirect_branch_via_push): Likewise.
3867 (ix86_output_function_return): Likewise.
3868 (ix86_output_indirect_function_return): Likewise.
3870 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
3872 * doc/md.texi: Document use of code attributes in rtx patterns.
3873 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
3874 * read-rtl.c (find_code): Split out search loops into...
3875 (maybe_find_code): ...this new function.
3876 (check_code_iterator): Make the error message more informative.
3877 (check_code_attribute): New function.
3878 (rtx_reader::rtx_alloc_for_name): Likewise.
3879 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
3880 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
3881 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
3882 <max_opp> directly as an rtx code instead of via a match_operator.
3883 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
3884 (<su>abd<mode>_3): Update accordingly.
3886 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3888 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
3889 is given, print the state of the EH "save world" computation for
3892 2019-05-11 Jakub Jelinek <jakub@redhat.com>
3895 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
3896 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
3898 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
3900 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
3901 Use pinsrd for TARGET_SSE4_1.
3902 * config/i386/sse.md (movdi_to_sse): Ditto.
3904 2019-05-10 Richard Biener <rguenther@suse.de>
3906 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
3907 (do_rpo_vn): Initialize next_value_id.
3909 2019-05-10 Martin Liska <mliska@suse.cz>
3911 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3914 2019-05-10 Jakub Jelinek <jakub@redhat.com>
3916 PR tree-optimization/90385
3917 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
3918 arguments of the exit phis.
3921 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
3922 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
3924 (copy_tree_body_r): Likewise.
3925 (copy_fn): Set id.do_not_fold to true.
3927 2019-05-10 Martin Liska <mliska@suse.cz>
3929 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
3930 Reapply changes from r269790.
3932 2019-05-10 Martin Liska <mliska@suse.cz>
3935 * doc/invoke.texi: New params.
3936 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
3937 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
3938 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
3940 * tree-switch-conversion.h (struct jump_table_cluster):
3943 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
3945 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
3947 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
3949 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
3951 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
3953 PR rtl-optimization/88879
3954 * sel-sched.c (sel_target_adjust_priority): Remove assert.
3956 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
3959 * config/arm/arm.c (callee_saved_reg_p): Move before
3960 thumb_find_work_register.
3961 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
3962 thumb_find_work_register. Only call df_get_live_out once.
3963 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
3964 (thumb_find_work_register): Use
3965 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
3966 algorithms to locate a spare call clobbered reg.
3968 2019-05-09 Martin Liska <mliska@suse.cz>
3970 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
3971 and MAX_EXPR in GIMPLE FE format.
3973 2019-05-09 Martin Liska <mliska@suse.cz>
3975 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
3976 * gimple-pretty-print.c (dump_gimple_bb_header):
3978 (pp_cfg_jump): Dump edge probability.
3979 * profile-count.c (profile_quality_as_string): Simplify
3980 with a static array.
3981 (parse_profile_quality): New function.
3982 (profile_count::dump): Simplify with a static array.
3983 (profile_count::from_gcov_type): Add new argument.
3984 * profile-count.h (parse_profile_quality): Likewise.
3985 * predict.h (set_hot_bb_threshold): New.
3986 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3988 * predict.c (get_hot_bb_threshold): Set from the new param.
3989 (set_hot_bb_threshold): New.
3991 2019-05-09 Richard Biener <rguenther@suse.de>
3993 PR tree-optimization/90395
3994 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
3995 rewrite vector stores that throw internally.
3997 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
3999 * cif-code.def (CHKP): Remove.
4002 * configure.ac (--enable-frame-pointer): Disable by default for
4004 * configure: Regenerate.
4006 2019-05-09 Alan Modra <amodra@gmail.com>
4009 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
4010 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
4011 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
4012 cost for general <-> vsx when direct moves are available.
4013 Cost union classes at minimal cost for any reg in the class.
4014 Correct calculation for moves between vsx, float, and altivec.
4015 Don't return a low cost for moves between special regs. Don't
4016 use hard coded register numbers.
4017 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
4018 (rs6000_ira_change_pseudo_allocno_class): New function.
4019 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
4020 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
4022 (movsi_internal1): Don't disparage vector alternatives.
4023 (mov<mode>_internal): Likewise, excepting alternative that
4025 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
4026 we <- b alternative.
4028 2019-05-08 Jakub Jelinek <jakub@redhat.com>
4031 PR tree-optimization/89060
4032 * tree-ssa-live.h (live_vars_map): New typedef.
4033 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
4034 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
4035 (struct compute_live_vars_data): New type.
4036 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
4037 live_vars_at_stmt, destroy_live_vars): New functions.
4038 * tree-tailcall.c: Include tree-ssa-live.h.
4039 (live_vars, live_vars_vec): New global variables.
4040 (find_tail_calls): Perform variable life analysis before punting.
4041 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
4042 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
4044 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
4045 Perform variable life analysis to select variables that really need
4047 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
4048 instead set id->eh_landing_pad_dest and assert it is the same.
4049 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
4051 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
4052 Richard Earnshaw <rearnsha@arm.com>
4055 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
4057 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
4058 (thumb1_compute_save_core_reg_mask): Don't force a spare work
4059 register if both the epilogue and prologue can use call-clobbered
4061 (thumb1_unexpanded_epilogue): Use
4062 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
4063 picking temporaries for restoring high regs to match that of the
4064 prologue where possible.
4065 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
4066 the list of work registers. Detect if the return address is still live
4067 at the end of the prologue and avoid using it for a work register if so.
4068 If the return address is not live, add LR to the list of pushable regs
4069 after the first pass.
4071 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
4073 PR tree-optimization/90078
4074 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
4075 (INFTY): Increase the value for infinite cost.
4076 (struct comp_cost): Promote type of members to int64_t.
4077 (infinite_cost): Don't set complexity in initialization.
4078 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
4079 overflows to infinite_cost.
4080 (adjust_setup_cost): Promote type of parameter and cost computation
4082 (struct ainc_cost_data, struct iv_ca): Promote type of member to
4084 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
4085 cost computation to int64_t.
4086 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
4087 int64_t's format specifier in dump.
4089 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
4091 PR tree-optimization/90240
4092 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
4093 with respect to scaling factor pre-computed for each basic block.
4094 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
4095 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
4096 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
4097 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
4098 live range for array of loop's basic blocks. Cleanup aux field of
4099 loop's basic blocks.
4101 2019-05-08 Jakub Jelinek <jakub@redhat.com>
4103 PR tree-optimization/90356
4104 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
4106 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
4108 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
4109 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
4110 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
4111 (ix86_handle_option): Handle -mavx512bf16.
4112 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
4114 * config/i386/avx512bf16vlintrin.h: New.
4115 * config/i386/avx512bf16intrin.h: New.
4116 * config/i386/cpuid.h (bit_AVX512BF16): New.
4117 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
4118 * config/i386/i386-builtin-types.def: Add new types.
4119 * config/i386/i386-builtin.def: Add new builtins.
4120 * config/i386/i386-c.c (ix86_target_macros_internal): Define
4122 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
4123 (ix86_option_override_internal): Handle BF16.
4124 (ix86_valid_target_attribute_inner_p): Ditto.
4125 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
4126 * config/i386/i386-builtin.c (enum processor_features): Add
4128 (static const _isa_names_table isa_names_table): Ditto.
4129 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
4130 (PTA_AVX512BF16): Ditto.
4131 * config/i386/i386.opt: Add -mavx512bf16.
4132 * config/i386/immintrin.h: Include avx512bf16intrin.h
4133 and avx512bf16vlintrin.h.
4134 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
4135 avx512f_cvtneps2bf16_<mode><mask_name>,
4136 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
4137 * config/i386/subst.md (mask_half): Add new subst.
4138 * doc/invoke.texi: Document -mavx512bf16.
4140 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
4142 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
4144 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
4145 (rs6000_debug_legitimize_reload_address): Delete.
4146 (rs6000_legitimize_reload_address_ptr): Delete.
4147 (rs6000_option_override_internal): Adjust.
4148 (mem_operand_gpr): Adjust comment.
4149 (legitimate_lo_sum_address_p): Ditto.
4150 (rs6000_legitimize_reload_address): Delete.
4151 (rs6000_debug_legitimize_reload_address): Delete.
4152 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
4154 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
4157 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4158 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
4159 to compute vector element selector for both constant and variable
4162 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
4164 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
4165 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
4166 ashrdi3_cvt using SWI48 mode iterator.
4168 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
4170 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
4171 (aarch64_<su>abd<mode>_3): Likewise.
4172 (*aarch64_<su>abd<mode>_3): New define_insn.
4173 (<sur>sad<vsi2qi>): New define_expand.
4174 * config/aarch64/iterators.md: Added MAX_OPP attribute.
4175 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
4176 (build_vect_cond_expr): Likewise.
4178 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
4180 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
4181 clobbers outside of accessible_reg_set.
4182 * config/i386/i386.c (ix86_conditional_register_usage):
4183 Disable register sets by clearing corresponding bits in
4184 accessible_reg_set. Do not set corresponding bits in fixed_regs,
4185 call_used_regs and don't clear corresponding reg_names array members.
4187 2019-05-07 Richard Biener <rguenther@suse.de>
4189 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
4190 not specified still compute a comp_vectype for invariant
4193 2019-05-07 Richard Biener <rguenther@suse.de>
4195 PR tree-optimization/90316
4196 * tree-ssa-pre.c (translate_vuse_through_block): When
4197 same_valid is NULL do not bother to search for a virtual
4199 (phi_translate_1): When operands changed we cannot keep
4200 the same value-number so do not bother to ask whether
4201 that's possible from translate_vuse_through_block.
4203 2019-05-07 Martin Liska <mliska@suse.cz>
4205 * bitmap.c (bitmap_register): Come up with
4206 alloc_descriptor_max_uid and assign it for
4208 (register_overhead): Use get_descriptor as
4210 (release_overhead): New.
4211 (bitmap_elem_to_freelist): Call it.
4212 (bitmap_elt_clear_from): Likewise.
4213 (bitmap_obstack_free): Likewise.
4214 (bitmap_move): Sensitively release memory.
4215 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
4216 (bitmap_initialize): Initialize alloc_descriptor to zero.
4217 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
4219 2019-05-07 Richard Biener <rguenther@suse.de>
4221 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
4222 we build a SLP node. Remove max_size and limiting.
4223 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
4225 2019-05-07 Richard Biener <rguenther@suse.de>
4227 PR tree-optimization/90316
4228 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
4230 (walk_non_aliased_vuses): Take walking limit argument.
4231 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
4232 walking if it is reached instead of just counting.
4233 (get_continuation_for_phi): Likewise.
4234 (walk_non_aliased_vuses): Likewise, instead of leaving counter
4235 limiting to the callback.
4236 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
4237 (vn_reference_lookup_3): Likewise.
4238 (vn_reference_lookup_pieces): Likewise.
4239 (vn_reference_lookup): Likewise.
4240 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
4241 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
4242 (avail_exprs_stack::lookup_avail_expr): Likewise.
4244 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
4246 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
4247 for comparaible types in the second direction even if first one
4248 hits incomparable type.
4250 2019-05-07 Richard Biener <rguenther@suse.de>
4253 * lto-wrapper.c (debug_objcopy): Use the original filename
4254 including archive offset for the filename used for -save-temps.
4256 2019-05-07 Li Jia He <helijia@linux.ibm.com>
4258 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
4261 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
4262 Hongtao Liu <hongtao.liu@intel.com>
4266 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
4267 Modified, original implementation isn't correct.
4269 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
4271 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
4272 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
4273 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
4274 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
4275 (FRAME_POINTER_REGNUM): Change numbering.
4276 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
4277 (alt_reg_names): Adjust.
4278 (rs6000_conditional_register_usage): Don't mark hard register 64 as
4280 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
4281 (DWARF_FRAME_REGISTERS): Delete.
4282 (DWARF2_FRAME_REG_OUT): Fix whitespace.
4283 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4285 (REG_ALLOC_ORDER): Adjust.
4286 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
4287 (REG_CLASS_CONTENTS): Adjust.
4288 (RETURN_ADDR_RTX): Change comment.
4289 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
4291 (REGISTER_NAMES): Adjust.
4292 (ADDITIONAL_REGISTER_NAMES): Adjust.
4293 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
4295 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
4297 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
4299 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
4300 (DWARF_FRAME_REGISTERS): Adjust.
4301 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4303 (REG_ALLOC_ORDER): Adjust.
4304 (enum reg_class): Delete SPR_REGS.
4305 (REG_CLASS_NAMES): Delete SPR_REGS.
4306 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
4307 (REGISTER_NAMES): Adjust.
4308 (ADDITIONAL_REGISTER_NAMES): Adjust.
4309 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
4310 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
4311 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
4312 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
4313 (htm_spr_regno): Delete.
4314 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
4316 (rs6000_dbx_register_number): Adjust.
4318 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
4320 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
4322 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
4324 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
4325 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
4327 2019-05-06 Jakub Jelinek <jakub@redhat.com>
4329 PR tree-optimization/88709
4330 PR tree-optimization/90271
4331 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
4332 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
4333 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
4335 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
4336 of the store merging group is larger than
4337 PARAM_STORE_MERGING_MAX_SIZE parameter.
4338 (split_group): Add bzero_first argument. If set, always emit first
4339 the first store which must be = {} of the whole area and then for the
4340 rest of the stores consider all zero bytes as paddings.
4341 (imm_store_chain_info::output_merged_store): Check if first store
4342 is = {} of the whole area and if yes, determine which setting of
4343 bzero_first for split_group gives smaller number of stores. Adjust
4344 split_group callers.
4345 (lhs_valid_for_store_merging_p): Allow decls.
4346 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
4348 (pass_store_merging::process_store): Likewise.
4350 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
4353 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
4354 handling of V1TImode.
4356 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
4359 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
4360 and enable_frame_pointer ...
4361 * configure.ac: ... here. Update help strings for
4362 --enable-frame-pointer.
4363 * configure: Regenerate.
4364 * config/i386/i386-options.c (ix86_option_override_internal): Remove
4365 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
4366 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
4367 (USE_X86_64_FRAME_POINTER): Ditto.
4369 2019-05-06 Martin Liska <mliska@suse.cz>
4371 * config.gcc: Append to target_gtfiles and fix indentation.
4373 2019-05-06 Richard Biener <rguenther@suse.de>
4375 PR tree-optimization/90358
4376 * tree-vect-stmts.c (get_group_load_store_type): Properly
4377 detect unused upper half of load.
4378 (vectorizable_load): Likewise.
4380 2019-05-06 Richard Biener <rguenther@suse.de>
4382 PR tree-optimization/88828
4383 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
4384 (simplify_vector_constructor): ...here. Handle constants in
4387 2019-05-06 Richard Biener <rguenther@suse.de>
4389 PR tree-optimization/90328
4390 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
4391 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
4392 is valid in the loop nest before using it.
4393 (initialize_data_dependence_relation): Adjust.
4394 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
4395 loop as loop-nest to dr_may_alias_p.
4397 2019-05-06 Richard Biener <rguenther@suse.de>
4399 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
4401 2019-05-06 Richard Biener <rguenther@suse.de>
4403 PR tree-optimization/90316
4404 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
4405 compute target on demand.
4406 (get_continuation_for_phi): Remove code walking stmts to
4407 get to a target virtual operand which could end up being
4410 2019-05-06 Martin Liska <mliska@suse.cz>
4413 * config/i386/i386-options.c (ix86_option_override_internal): Error only
4414 when -mabi is selected to a non-default version.
4416 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
4417 Martin Liska <mliska@suse.cz>
4419 * Makefile.in: Add lto-dump.texi.
4420 * cgraph.h: Add new functions get_visibility_string and
4421 get_symtab_type_string.
4422 * doc/gcc.texi: Include lto-dump section.
4423 * doc/lto-dump.texi: New file.
4424 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
4425 (parse_dump_option): Factor out this function.
4426 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
4427 (parse_dump_option): Export the function.
4428 * symtab.c (symtab_node::get_visibility_string): New function.
4429 (symtab_node::get_symtab_type_string): Likewise.
4431 2019-05-06 Martin Liska <mliska@suse.cz>
4433 * config/i386/i386-builtins.c: New file.
4434 * config/i386/i386-builtins.h: New file.
4435 * config/i386/i386-expand.c: New file.
4436 * config/i386/i386-expand.h: New file.
4437 * config/i386/i386-features.c: New file.
4438 * config/i386/i386-features.h: New file.
4439 * config/i386/i386-options.c: New file.
4440 * config/i386/i386-options.h: New file.
4441 * config.gcc: Add new files into extra_objs and
4443 * config/i386/i386.c: Split content of the file
4444 into newly introduced files.
4445 * config/i386/i386.h: Declare common variables
4447 * config/i386/t-i386: Define dependencies for new files.
4449 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
4452 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
4453 Restrict 'all' variant to 32-bit configurations.
4454 (unaligned_loadhiu): Likewise.
4455 (unaligned_storehi): Likewise.
4456 (unaligned_storesi): Likewise.
4457 (unaligned_loadhis): Disable when compiling for thumb1.
4459 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
4461 PR tree-optimization/90269
4462 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
4465 2019-05-03 Martin Liska <mliska@suse.cz>
4467 * hash-map.h: Add is_empty function.
4468 * hash-set.h: Likewise.
4469 * hash-table.h: Likewise.
4470 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
4471 elements () == 0 (and similar usages).
4472 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
4473 * gimplify.c (gimplify_bind_expr): Likewise.
4474 (gimplify_switch_expr): Likewise.
4475 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
4476 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
4477 * postreload-gcse.c (dump_hash_table): Likewise.
4478 (gcse_after_reload_main): Likewise.
4479 * predict.c (combine_predictions_for_bb): Likewise.
4480 * tree-parloops.c (reduction_phi): Likewise.
4481 (separate_decls_in_region): Likewise.
4482 (transform_to_exit_first_loop): Likewise.
4483 (gen_parallel_loop): Likewise.
4484 (gather_scalar_reductions): Likewise.
4485 (try_create_reduction_list): Likewise.
4486 * var-tracking.c (dump_vars): Likewise.
4487 (emit_notes_for_changes): Likewise.
4488 (vt_emit_notes): Likewise.
4490 2019-05-03 Richard Biener <rguenther@suse.de>
4492 PR tree-optimization/90316
4493 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
4496 2019-05-03 Richard Biener <rguenther@suse.de>
4498 * tree-vect-stmts.c (get_group_load_store_type): Avoid
4499 peeling for gaps by loading only lower halves of vectors
4501 (vectorizable_load): Likewise.
4503 2019-05-03 Richard Biener <rguenther@suse.de>
4506 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
4508 2019-05-03 Richard Biener <rguenther@suse.de>
4511 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
4512 Handle STRING_CST vs DECL or STRING_CST.
4514 2019-05-03 Richard Biener <rguenther@suse.de>
4516 PR tree-optimization/88963
4517 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
4518 vector loads feeding only BIT_FIELD_REFs to component
4519 loads. Rewrite stores fed by CONSTRUCTORs to component
4522 2019-05-03 Jakub Jelinek <jakub@redhat.com>
4524 * opts.h (finish_options): Remove lang_mask argument.
4525 (print_help, help_option_argument): Declare.
4526 * opts.c (print_help): Remove forward declaration, no longer static.
4527 (finish_options): Remove lang_mask argument, don't call print_help
4529 * opts-global.c (decode_options): Adjust finish_option caller, call
4532 PR tree-optimization/90303
4533 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
4534 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
4536 2019-05-03 Richard Biener <rguenther@suse.de>
4538 PR tree-optimization/89698
4539 * gimple-fold.c (canonicalize_constructor_val): Early out
4540 for constants, handle unfolded INTEGER_CSTs as they appear in
4541 C++ virtual table ctors.
4543 2019-05-03 Richard Biener <rguenther@suse.de>
4545 * passes.c (execute_function_todo): Remove dead code.
4547 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
4549 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
4550 the internal register number, for any "real" register.
4552 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
4554 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
4555 correct numbers for TFHAR, TFIAR, TEXASR.
4557 2019-05-02 Richard Biener <rguenther@suse.de>
4559 PR tree-optimization/89653
4560 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
4561 update-address-taken before the pass.
4562 * passes.def (pass_tree_loop_init): Put comment before it.
4564 2019-05-02 Richard Biener <rguenther@suse.de>
4566 PR tree-optimization/89509
4567 * tree-ssa-structalias.c (compute_dependence_clique): Look
4568 at the first subvar when determining whether it is restrict.
4570 2019-05-02 Richard Biener <rguenther@suse.de>
4572 PR tree-optimization/90273
4573 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
4574 useless debug stmts.
4576 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
4578 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
4580 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
4582 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
4583 VEC_COND_EXPR be inserted to emulate a conditional internal function.
4584 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
4585 (vectorizable_reduction): Use the functions above to vectorize in a
4586 fully masked loop codes that don't have a conditional internal
4589 2019-05-02 Martin Liska <mliska@suse.cz>
4591 * cgraphclones.c: Call valid_attribute_p with 1 for
4593 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
4594 it's for target attribute.
4595 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
4596 Add new boolean argument.
4597 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
4599 (ix86_valid_target_attribute_tree): Pass target_clone_attr
4600 to ix86_valid_target_attribute_inner_p.
4601 (ix86_valid_target_attribute_p): Pass flags argument to
4602 ix86_valid_target_attribute_inner_p.
4603 (get_builtin_code_for_version): Use 0 as it's target attribute.
4605 2019-05-02 Martin Liska <mliska@suse.cz>
4607 * gcc.c (process_command): Add dummy file only
4609 * opts-global.c (decode_options): Pass lang_mask.
4610 * opts.c (print_help): New function.
4611 (finish_options): Print --help if help_option_argument
4613 (common_handle_option): Factor out content of OPT__help_
4615 * opts.h (finish_options): Add new argument.
4617 2019-05-02 Martin Liska <mliska@suse.cz>
4620 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
4621 With -minline-all-stringops use inline expansion using 4B loop.
4622 * doc/invoke.texi: Document the change of
4623 -minline-all-stringops.
4625 2019-05-01 Jeff Law <law@redhat.com>
4627 PR tree-optimization/88797
4628 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
4629 PHI feeds a conditional on the RHS of an assignment.
4631 2019-04-30 Andrew Waterman <andrew@sifive.com>
4632 Jim Wilson <jimw@sifive.com>
4634 * config/riscv/constraints.md (L): New.
4635 * config/riscv/predicates.md (lui_operand): New.
4636 (sfb_alu_operand): New.
4637 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
4638 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
4639 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
4640 * config/riscv/risc.md (type): Add sfb_alu.
4641 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
4642 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
4643 (branch_zero<mode>): Delete.
4645 (mov<GPR:mode><X:mode>cc): Likewise.
4646 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
4648 2019-04-30 Nathan Sidwell <nathan@acm.org>
4650 * tree.h (MARK_TS_EXP): New.
4652 2019-04-30 Martin Liska <mliska@suse.cz>
4654 * opts.c (enable_warning_as_error): Provide hints
4655 for unknown options.
4657 2019-04-30 Martin Liska <mliska@suse.cz>
4660 * doc/invoke.texi: Add missing dash for gas-locview-support
4661 and gno-as-locview-support.
4663 2019-04-30 Jakub Jelinek <jakub@redhat.com>
4666 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
4667 whitespace at the start of target attribute string.
4669 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4672 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
4673 Define __ARM_FEATURE_ATOMICS.
4675 2019-04-30 Martin Liska <mliska@suse.cz>
4677 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
4678 into built_in_function enum. Remove code for endp == 2 and
4679 use BUILT_IN_* constants.
4680 (gimple_fold_builtin): Call the function with fcode.
4682 2019-04-30 Martin Liska <mliska@suse.cz>
4684 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
4685 DECL_FUNCTION_CODE into ix86_builtins enum before
4686 the switch statement.
4688 2019-04-30 Jakub Jelinek <jakub@redhat.com>
4690 PR tree-optimization/89475
4691 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
4694 2019-04-30 Martin Liska <mliska@suse.cz>
4696 PR translation/90274
4697 * opts.c (print_filtered_help): Wrap string in _(...).
4699 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
4701 PR tree-optimization/90240
4703 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4705 PR tree-optimization/90078
4706 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
4707 checks for infinite_cost overflow.
4709 2019-04-29 Jeff Law <law@redhat.com>
4711 * passes.def: Move -Wrestrict pass after copy propagation.
4713 2019-04-29 Maya Rashish <coypu@sdf.org>
4715 * config.gcc (default_gnu_indirect_function): Default to yes
4716 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
4717 sparc*-*-netbsd*, x86_64-*-netbsd*.
4719 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
4721 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
4722 where cond2 is NE_EXPR.
4723 (is_value_included_in): Update comment.
4725 2019-04-29 Richard Biener <rguenther@suse.de>
4727 PR tree-optimization/90278
4728 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
4729 EH on comparison simplification.
4731 2019-04-29 Jason Merrill <jason@redhat.com>
4733 PR c++/82081 - tail call optimization breaks noexcept
4734 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
4735 nothrow function to a might-throw function into a tail call.
4737 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
4739 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
4740 (DDR_INNER_LOOP): Likewise.
4741 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
4742 (initialize_data_dependence_relation): Likewise.
4743 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
4745 2019-04-29 Jakub Jelinek <jakub@redhat.com>
4747 PR rtl-optimization/90257
4748 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
4752 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
4756 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
4759 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
4762 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
4764 * lra-spills.c (lra_final_code_change): Remove useless move insns.
4766 2019-04-29 Richard Biener <rguenther@suse.de>
4768 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
4771 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
4773 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
4774 varasm.h, and netbsd-protos.h.
4776 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
4779 * config/i386/i386-protos.h (ix86_data_alignment): Change
4780 the second argument type to unsigned int.
4781 * config/i386/i386.c (ix86_data_alignment): Change "align"
4782 argument type to unsigned int.
4784 2019-04-27 Martin Liska <mliska@suse.cz>
4787 * opt-suggestions.c (option_proposer::build_option_suggestions):
4788 When get_valid_option_values returns empty values, add the
4789 misspelling candidate.
4791 2019-04-26 Jim Wilson <jimw@sifive.com>
4793 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
4795 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
4796 Pass orig_mode to riscv_build_integer.
4797 (riscv_split_integer): Pass mode to riscv_move_integer.
4798 (riscv_legitimize_const_move): Likewise.
4799 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
4800 promoted_mode. Replace force_reg call with code to load constant into
4801 promoted reg and then subreg it for the store.
4802 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
4805 2018-04-26 Eugene Sharygin <eush@ispras.ru>
4807 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
4810 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
4812 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
4813 commentary about the encoding of precision.
4815 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
4817 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
4818 * config/i386/t-freebsd64: New file.
4819 * config.gcc: Add the t-freebsd64 for multilib support.
4821 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
4823 * doc/extend.texi (vector_size): Add missing comma after @xref.
4825 2019-04-25 Jakub Jelinek <jakub@redhat.com>
4827 * BASE-VER: Set to 10.0.0.
4829 2019-04-25 Richard Biener <rguenther@suse.de>
4832 * gimplify.c (gimplify_expr): Avoid turning a lvalue
4833 VIEW_CONVERT_EXPR into one operating on an rvalue.
4835 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
4838 * config/i386/i386.c (feature_priority): Moved to file scope.
4839 (processor_features): Likewise.
4840 (processor_model): Likewise.
4841 (_arch_names_table): Likewise.
4842 (arch_names_table): Likewise.
4843 (_feature_list): Removed.
4844 (feature_list): Likewise.
4845 (_isa_names_table): Moved to file scope. Add priority.
4846 (isa_names_table): Likewise.
4847 (get_builtin_code_for_version): Replace feature_list with
4848 isa_names_table. Update error message for P_ZERO priority.
4850 2019-04-25 Richard Biener <rguenther@suse.de>
4852 * tree-pass.h (make_pass_phi_only_cprop): Remove.
4853 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
4855 2019-04-24 Jeff Law <law@redhat.com>
4857 PR tree-optimization/90037
4858 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
4859 * passes.def: Replace all instance of phi-only cprop with the
4860 lattice propagator. Move propagation pass from after erroneous
4861 path isolation to before erroneous path isolation.
4862 * tree-ssa-phionlycprop.c: Remove.
4864 2019-04-24 Richard Biener <rguenther@suse.de>
4867 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
4868 by size and BITS_PER_UNIT on poly-wide-ints.
4870 2019-04-25 Richard Biener <rguenther@suse.de>
4873 * match.pd: Add pattern to simplify view-conversion of an
4876 2019-04-24 Clement Chigot <clement.chigot@atos.net>
4878 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
4879 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
4880 for Go on 32 bit AIX.
4881 * config/rs6000/aix72.h: Likewise.
4883 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4886 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
4887 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
4889 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
4892 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
4893 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
4894 for restored hard frame pointer.
4895 (s390_sched_dependencies_evaluation): Implement new target hook.
4896 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
4898 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
4900 * config/arc/arc-options.def: Fix typos and spelling mistakes.
4901 * config/arc/arc.c (arc_init): Cleanup warning message.
4902 (arc_override_options): Likewise.
4904 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4907 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
4908 a register if both if_true and if_false are MEMs.
4910 PR tree-optimization/90208
4911 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
4912 after labels of new_bb, not before them.
4914 PR tree-optimization/90211
4915 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
4916 which are not SSA_NAMEs.
4918 2018-04-23 Sudakshina Das <sudi.das@arm.com>
4920 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
4922 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
4924 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4926 PR rtl-optimization/87979
4927 * modulo-sched.c (sms_schedule): Start ii value "mii" should
4930 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4932 PR rtl-optimization/84032
4933 * modulo-sched.c (ps_insn_find_column): Change condition so that
4934 branch will always be the last insn in a row inside partial
4937 2019-04-23 Richard Biener <rguenther@suse.de>
4940 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
4941 dest_single_pred_p argument.
4942 (remove_forwarder_block): Adjust.
4943 (remove_forwarder_block_with_phi): Likewise.
4945 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4946 Bernd Edlinger <bernd.edlinger@hotmail.de>
4947 Jakub Jelinek <jakub@redhat.com>
4950 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
4951 if used with general-regs-only.
4952 (arm_conditional_register_usage): Don't add non-general regs if
4954 (arm_valid_target_attribute_rec): Handle general-regs-only.
4955 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
4957 (TARGET_HARD_FLOAT_SUB): Define.
4958 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
4959 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
4960 (TARGET_REALLY_IWMMXT2): Likewise.
4961 * config/arm/arm.opt: Add -mgeneral-regs-only.
4962 * doc/extend.texi: Document ARM general-regs-only target.
4963 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
4965 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4967 PR tree-optimization/90078
4968 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
4969 checks for infinite_cost overflow.
4971 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4973 PR tree-optimization/90021
4974 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
4975 and check univariate against it.
4976 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
4977 * tree-data-ref.c (add_other_self_distances): Pass new argument.
4979 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
4983 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
4986 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
4989 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
4991 * lra-spills.c (lra_final_code_change): Remove useless move insns.
4993 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
4995 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
4996 names using operand format, rather than hard-wired.
4997 (speculation_barrier): Likewise.
4999 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
5001 PR tree-optimization/88055
5002 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
5003 (gen_one_condition): Use it if !HONOR_NANS.
5005 2019-04-19 Jakub Jelinek <jakub@redhat.com>
5008 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
5009 assign_temp instead of gen_reg_rtx.
5011 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
5013 PR translation/90118
5014 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5015 Add missing space before %<.
5017 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
5019 PR rtl-optimization/87871
5020 * ira-lives.c (make_object_dead): Don't add conflicts to
5021 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
5023 2019-04-18 Martin Sebor <msebor@redhat.com>
5026 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
5027 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
5028 assuming type size fits in SHWI.
5030 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
5033 * ipa-inline.c (flatten_function): New parameter UPDATE.
5034 (ipa_inline, early_inliner): Use it.
5036 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
5038 * fold-const.c (int_const_binop): Return early on failure.
5040 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
5043 * combine.c (force_int_to_mode): Cast the argument rather than
5044 the result of known_alignment.
5045 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
5047 2019-04-18 Richard Biener <rguenther@suse.de>
5050 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
5052 (remove_forwarder_block): ... here.
5053 (remove_forwarder_block_with_phi): Also move debug stmts here.
5055 2019-04-18 Jakub Jelinek <jakub@redhat.com>
5057 PR translation/79183
5058 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
5059 inform where appropriate.
5061 2019-04-18 Richard Biener <rguenther@suse.de>
5063 * tree.c (get_qualified_type): Put found type variants at the
5064 head of the variant list.
5066 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
5068 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
5070 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
5073 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
5074 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
5075 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
5076 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
5077 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
5079 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
5081 * ira-conflicts.c (print_allocno_conflicts): Always print something,
5082 even for allocno's with no conflicts.
5083 (print_conflicts): Print an extra newline.
5085 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
5087 * auto-inc-dec.c (attempt_change): Set the alignment of the
5088 temporary memory to that of the original.
5090 2019-04-17 Joao Moreira <jmoreira@suse.de>
5092 * targhooks.c (default_print_patchable_function_entry): Emit
5093 __patchable_function_entries section with writable flags to allow
5094 relocation resolution.
5096 2019-04-17 Jonny Grant <jg@jguk.org>
5098 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
5100 2019-04-17 Jakub Jelinek <jakub@redhat.com>
5103 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
5106 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
5108 * config/arc/arc.c (arc_init): Format diagnostic string.
5109 (arc_override_options): Likewise.
5110 (check_if_valid_regno_const): Likewise.
5111 (arc_reorg): Likewise.
5113 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
5116 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
5118 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
5120 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
5121 (*movdi_update1): Use Pmode.
5122 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
5123 (movdi_<mode>_update_stack): Rename to ...
5124 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
5126 (*movsi_update1): Use Pmode.
5127 (*movsi_update2): Use Pmode.
5128 (movsi_update): Rename to ...
5129 (movsi_<mode>_update): ... this. Use Pmode.
5130 (movsi_update_stack): Fix condition.
5131 (*movhi_update1): Use Pmode. Fix argument to
5132 avoiding_indexed_address_p.
5133 (*movhi_update2): Ditto.
5134 (*movhi_update3): Ditto.
5135 (*movhi_update4): Ditto.
5136 (*movqi_update1): Ditto.
5137 (*movqi_update2): Ditto.
5138 (*movqi_update3): Ditto.
5139 (*movsf_update1, *movdf_update1): Merge, rename to...
5140 (*mov<mode>_update1): This. Use Pmode. Fix argument to
5141 avoiding_indexed_address_p. Add "size" attribute.
5142 (*movsf_update2, *movdf_update2): Merge, rename to...
5143 (*mov<mode>_update2): This. Ditto.
5144 (*movsf_update3): Use Pmode. Fix argument to
5145 avoiding_indexed_address_p.
5146 (*movsf_update4): Ditto.
5147 (allocate_stack): Simplify condition. Adjust pattern names.
5149 2019-04-17 Jakub Jelinek <jakub@redhat.com>
5152 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
5153 whitespace at the start of target attribute string.
5155 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
5158 * config/rs6000/power9.md: Add store forwarding bypass.
5160 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
5163 * valtrack.c (dead_debug_insert_temp): Reset debug references
5164 to the return value of a call being removed.
5166 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
5168 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
5169 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
5170 implement target hook.
5171 (arc_memory_move_cost): New function.
5172 (TARGET_REGISTER_MOVE_COST): Define.
5173 (TARGET_MEMORY_MOVE_COST): Likewise.
5174 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
5175 (MEMORY_MOVE_COST): Likewise.
5177 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
5179 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
5180 (sibcall_value_insn): Likewise.
5181 * config/arc/constraints.md (Rs5): Remove.
5183 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
5185 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
5186 for last two fake registers.
5187 (arc_conditional_register_usage): Make sure fake frame and arg
5188 pointer regs are in general regs class.
5189 (FRAME_POINTER_MASK): Remove.
5190 (RETURN_ADDR_MASK): Remove.
5191 (arc_must_save_register): Use hard frame regnum.
5192 (frame_restore_reg): Use hard_frame_pointer_rtx.
5193 (arc_save_callee_saves): Likewise.
5194 (arc_restore_callee_saves): Likewise.
5195 (arc_save_callee_enter): Likewise.
5196 (arc_restore_callee_leave): Likewise.
5197 (arc_save_callee_milli): Likewise.
5198 (arc_eh_return_address_location): Likewise.
5199 (arc_check_multi): Use hard frame regnum.
5200 (arc_can_eliminate): Likewise.
5201 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
5202 for register allocator.
5203 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
5204 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
5205 (FRAME_POINTER_REGNUM): Change it to a fake register.
5206 (HARD_FRAME_POINTER_REGNUM): Defined.
5207 (ARG_POINTER_REGNUM): Change it to a new fake register.
5208 (ELIMINABLE_REGS): Update.
5209 (REGISTER_NAMES): Update names.
5210 * config/arc/arc.md (LP_START): Remove.
5212 (shift_si3_loop): Update pattern.
5214 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
5216 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
5217 to avoid delay slot scheduling.
5218 (arc_must_save_register): Don't save SP.
5219 * config/arc/arc.md (stack_tie): Remove.
5220 (UNSPEC_ARC_STKTIE): Likewise.
5222 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
5223 Shiva Chen <shiva0217@gmail.com>
5225 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
5226 code gen with large shift amount.
5228 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
5230 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
5233 2019-04-16 Jakub Jelinek <jakub@redhat.com>
5236 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
5237 print -m64/-mx32/-m32 if it is true.
5238 (ix86_debug_options, ix86_function_specific_print): Pass true as
5239 ADD_ABI_P to ix86_target_string.
5240 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
5241 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
5242 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
5244 PR rtl-optimization/90082
5245 * dce.c (can_delete_call): New function.
5246 (deletable_insn_p, mark_insn): Use it.
5248 PR tree-optimization/90090
5249 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
5251 (is_division_by_square): Likewise. Formatting fix.
5253 2019-04-16 Richard Biener <rguenther@suse.de>
5255 PR tree-optimization/56049
5256 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
5257 equality check if alias-set zero will prevail.
5259 2019-04-15 Jeff Law <law@redhat.com>
5261 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
5262 size and alignment as unsigned.
5264 2019-04-15 Richard Biener <rguenther@suse.de>
5267 * tree-loop-distribution.c (destroy_loop): Preserve correct
5270 2019-04-15 Richard Biener <rguenther@suse.de>
5272 PR tree-optimization/90071
5273 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
5274 abnormal operands from def stmts.
5276 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
5278 PR rtl-optimization/89794
5279 * combine.c (count_auto_inc): New function.
5280 (try_combine): Count how many auto_inc expressions there were in the
5281 original instructions. Ensure we have the same number in the new
5282 instructions. Remove the code that tried to ensure auto_inc side
5283 effects on i1 and i0 are not lost.
5285 2019-04-15 Richard Biener <rguenther@suse.de>
5288 * tree.h (auto_var_p): Declare.
5289 * tree.c (auto_var_p): New function, split out from ...
5290 (auto_var_in_fn_p): ... here.
5291 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
5293 (new_var_info): Initialize it.
5294 (set_uids_in_ptset): Also set the shadow variable uid if required.
5295 (ipa_pta_execute): Postprocess points-to solutions assigning
5296 shadow variable uids for locals that may reach their containing
5297 function recursively.
5298 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
5299 assert but instead check whether the points-to solution is
5302 2019-04-15 Martin Jambor <mjambor@suse.cz>
5305 * cgraph.c (clone_of_p): Loop over clone chain for each step in
5308 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
5310 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
5312 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
5313 Kito Cheng <kito.cheng@gmail.com>
5314 Shiva Chen <shiva0217@gmail.com>
5316 * config/nds32/nds32-md-auxiliary.c
5317 (nds32_legitimize_pic_address): Use new PIC pattern.
5318 (nds32_legitimize_tls_address): Use new TLS pattern.
5319 (nds32_output_symrel): New.
5320 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
5321 (nds32_alloc_relax_group_id): Ditto.
5322 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
5323 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
5325 (nds32_group_tls_insn): Ditto.
5326 (nds32_group_float_insns): Ditto.
5327 * config/nds32/nds32.md (tls_le): New.
5330 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
5332 * configure: Add nds32 target for dwarf2 debug_line checking.
5333 * configure.ac: Regenerated.
5335 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
5338 * ipa-devirt.c (skip_in_fields_list_p): New.
5339 (odr_types_equivalent_p): Use it.
5341 2019-04-13 Jakub Jelinek <jakub@redhat.com>
5344 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
5345 instead of strncmp when checking for thumb and arm. Formatting fixes.
5347 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
5349 * doc/install.texi: Document --with-target-system-zlib.
5351 2019-04-12 Martin Sebor <msebor@redhat.com>
5357 * targhooks.c (default_vector_alignment): Avoid assuming
5358 argument fits in SHWI.
5359 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
5361 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
5363 2019-04-12 Jakub Jelinek <jakub@redhat.com>
5365 PR rtl-optimization/89965
5366 * dce.c: Include rtl-iter.h.
5367 (struct check_argument_load_data): New type.
5368 (check_argument_load): New function.
5369 (find_call_stack_args): Check for loads from stack slots still tracked
5370 in sp_bytes and punt if any is found.
5372 * config/mips/loongson-mmiintrin.h: Fix up #error message.
5374 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
5376 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
5377 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
5379 2019-04-12 Martin Liska <mliska@suse.cz>
5382 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
5384 (separate_attrs): Handle multiple 'default's.
5385 (expand_target_clones): Rework error handling code.
5387 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
5390 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
5391 mode of vector rather than mode of destination for move instruction.
5392 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
5393 Use QI inner mode with V16QI vector mode.
5395 2019-04-12 Jakub Jelinek <jakub@redhat.com>
5398 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
5399 "invalid %%t operand" in output_operand_lossage message.
5401 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
5403 * config/s390/predicates.md (permute_pattern_operand): New
5405 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
5406 operand for the permute pattern.
5407 ("*vec_perm<mode>"): New insn definition.
5408 ("bswap<mode>"): Generate the permute pattern operand in the
5409 expander and perform the operand reloads for pre arch13 level
5411 ("*bswap<mode>_emu"): Rename to ...
5412 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
5413 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
5414 Add the USE operand for the permute pattern.
5415 ("*vec_set_bswap_vec<mode>"): Likewise.
5417 2019-04-12 Jakub Jelinek <jakub@redhat.com>
5420 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
5421 and gcc_unreachable if it fails, just call tree_to_uhwi which
5422 verifies that too. Test TREE_CHAIN instead of list_length > 1.
5423 Start warning message with a lower-case letter. Formatting fixes.
5425 PR rtl-optimization/90026
5426 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
5427 successors, look for BARRIERs inside of the whole BB_FOOTER chain
5428 rather than just at the start of it. If e->src BB_FOOTER is not NULL
5429 in cfglayout mode, use emit_barrier_after_bb.
5431 2018-04-11 Steve Ellcey <sellcey@marvell.com>
5433 PR rtl-optimization/87763
5434 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
5437 2019-04-11 Tom de Vries <tdevries@suse.de>
5439 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
5440 max macro using statement expression.
5442 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
5444 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
5445 * xcoffout.c (xcoff_private_rodata_section_name): Define.
5446 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
5447 read_only_private_data_section using xcoff_private_rodata_section_name.
5448 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
5450 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
5453 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
5455 2019-04-11 Jakub Jelinek <jakub@redhat.com>
5457 PR rtl-optimization/89965
5458 * dce.c (sp_based_mem_offset): New function.
5459 (find_call_stack_args): Use sp_based_mem_offset.
5461 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
5463 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
5465 2019-04-11 Richard Biener <rguenther@suse.de>
5467 PR tree-optimization/90020
5468 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
5469 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
5470 * tree-ssa-pre.c (compute_avail): Use it to not put
5471 possibly trapping references after a call that might not
5472 return into EXP_GEN.
5473 * gcse.c (compute_hash_table_work): Do not elide
5474 marking a block containing a call if the call might not
5477 2019-04-11 Richard Biener <rguenther@suse.de>
5479 PR tree-optimization/90018
5480 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
5481 Test both SLP and interleaving variants.
5483 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
5485 * config/s390/8561.md: New file.
5486 * config/s390/driver-native.c (s390_host_detect_local_cpu):
5487 Add arch13 cpu model.
5488 * config/s390/s390-opts.h (enum processor_type): Likewise.
5489 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
5490 (s390_get_unit_mask): Likewise.
5491 (s390_is_fpd): Likewise.
5492 (s390_is_fxd): Likewise.
5493 * config/s390/s390.h (s390_tune_attr): Likewise.
5494 * config/s390/s390.md: Include arch13 pipeline description.
5495 * config/s390/s390.opt: Add arch13.
5497 2018-04-10 Steve Ellcey <sellcey@marvell.com>
5499 PR rtl-optimization/87763
5500 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
5502 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
5504 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
5506 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
5507 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
5508 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
5509 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
5511 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
5513 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
5514 "Although" in -fipa-icf documentation.
5516 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
5517 of using multiple -g options.
5519 2019-04-10 Martin Liska <mliska@suse.cz>
5521 PR gcov-profile/89959
5522 * doc/gcov.texi: Make documentation of -x option
5525 2019-04-10 Richard Biener <rguenther@suse.de>
5527 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
5529 (DR_GROUP_SAME_DR_STMT): Remove.
5530 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
5531 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
5532 replace with assert.
5533 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
5534 (vect_record_grouped_load_vectors): Remove unreachable code.
5536 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
5539 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
5540 obsolete reference to N.
5542 2019-04-10 Jakub Jelinek <jakub@redhat.com>
5545 * expr.c (store_expr): Set properly size on the MEM passed to
5549 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
5550 with strlen in between hostsz-3 and hostsz-1 inclusive when no
5551 translation is needed, and when translation is needed, only append
5552 ... if the string length is hostsz or more bytes long. Avoid using
5555 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
5558 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
5559 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
5561 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
5562 differences directly.
5563 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
5565 2019-04-09 Jakub Jelinek <jakub@redhat.com>
5567 PR translation/90011
5568 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
5570 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
5572 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
5573 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
5574 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
5575 trailing space from -gsplit-dwarf diagnostics.
5577 PR tree-optimization/89998
5578 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
5579 instead of integer_type_node if possible, don't add ranges if return
5580 type is not compatible with int.
5581 * gimple-fold.c (gimple_fold_builtin_sprintf,
5582 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
5585 2019-04-09 Martin Liska <mliska@suse.cz>
5587 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
5588 * doc/install.texi: Document the new config.
5590 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
5592 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
5593 use gimple_expr_type for load and store calls. Skip over the
5594 condition argument in a conditional internal function.
5595 Protect use of TREE_INT_CST_LOW.
5597 2019-04-09 Jakub Jelinek <jakub@redhat.com>
5600 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
5601 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
5602 trailing period from it too.
5604 2019-04-08 wu yuan <wuyuan5@huawei.com>
5606 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
5607 * config/aarch64/aarch64.md : Add "tsv110.md"
5608 * config/aarch64/tsv110.md: New file.
5610 2019-04-08 Richard Biener <rguenther@suse.de>
5612 PR tree-optimization/90006
5613 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
5616 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
5619 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
5621 (fma_root_node): Likewise.
5622 (func_fma_steering): Likewise.
5624 2019-04-08 Jakub Jelinek <jakub@redhat.com>
5626 PR rtl-optimization/89865
5627 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
5629 PR rtl-optimization/89865
5630 * config/i386/i386.md
5631 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
5632 numbers not to clash with the additional operands[4].
5633 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
5634 with extra register copy in the middle.
5636 2019-04-08 Martin Liska <mliska@suse.cz>
5638 PR gcov-profile/89961
5639 * doc/gcov.texi: Document data_file.
5640 * gcov.c (generate_results): Add data_info into JSON output.
5642 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
5644 PR tree-optimization/89725
5645 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
5646 loop's chrec as invariant symbol.
5647 * tree-chrec.h (chrec_contains_symbols): New parameter.
5648 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
5649 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
5650 function of loops not in DDR's loop_nest.
5651 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
5653 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
5656 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
5659 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
5662 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
5663 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
5665 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
5667 * sched-deps.c (sched_macro_fuse_insns): Check return value of
5668 targetm.fixed_condition_code_regs.
5670 2019-04-05 Richard Biener <rguenther@suse.de>
5674 * tree-cfgcleanup.c (remove_forwarder_block): Always move
5675 debug bind stmts but reset them if they are not valid at the
5678 2019-04-05 Martin Liska <mliska@suse.cz>
5680 PR translation/89936
5681 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
5682 order to wrap keywords or arguments.
5683 * collect2.c (main): Likewise.
5684 (scan_prog_file): Likewise.
5685 (scan_libraries): Likewise.
5686 * common/config/riscv/riscv-common.c
5687 (riscv_subset_list::parsing_subset_version): Likewise.
5688 (riscv_subset_list::parse_std_ext): Likewise.
5689 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5691 * config/arm/arm.c (arm_option_override): Likewise.
5692 * config/cris/cris.c (cris_print_operand): Likewise.
5693 * config/darwin-c.c (darwin_pragma_options): Likewise.
5694 (darwin_pragma_unused): Likewise.
5695 (darwin_pragma_ms_struct): Likewise.
5696 * config/ft32/ft32.c (ft32_print_operand): Likewise.
5697 * config/i386/i386.c (print_reg): Likewise.
5698 (ix86_print_operand): Likewise.
5699 * config/i386/xm-djgpp.h: Likewise.
5700 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
5701 * config/m32c/m32c.c (m32c_option_override): Likewise.
5702 * config/msp430/msp430.c (msp430_option_override): Likewise.
5703 * config/nds32/nds32.c (nds32_option_override): Likewise.
5704 * config/nvptx/mkoffload.c (main): Likewise.
5705 * config/rx/rx.c (rx_print_operand): Likewise.
5706 (valid_psw_flag): Likewise.
5707 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
5708 (vms_pragma_nomember_alignment): Likewise.
5709 (vms_pragma_extern_model): Likewise.
5710 * lto-wrapper.c (compile_offload_image): Likewise.
5711 * omp-offload.c (oacc_parse_default_dims): Likewise.
5712 * symtab.c (symtab_node::verify_base): Likewise.
5713 * tlink.c (recompile_files): Likewise.
5714 (start_tweaking): Likewise.
5715 * tree-profile.c (parse_profile_filter): Likewise.
5717 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
5719 PR tree-optimization/89956
5720 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
5721 multiple negates of the same value.
5723 2019-04-04 Martin Sebor <msebor@redhat.com>
5727 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
5728 have the same precision since the function crashes otherwise.
5729 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
5730 has non-zero arguments.
5732 2019-04-04 Martin Sebor <msebor@redhat.com>
5735 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
5736 out if the number of arguments is less than expected.
5738 2019-04-04 Jeff Law <law@redhat.com>
5740 PR rtl-optimization/89399
5741 * ree.c (combine_set_extension): Use single_set rather than
5742 digging into PATTERN for items on the candidate list.
5743 (combine_reaching_defs): Likewise.
5745 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
5747 PR rtl-optimization/46590
5748 * loop-invariant.c (find_defs): Move df_remove_problem and
5749 df_process_deferred_rescans to move_invariants.
5750 Move df_live_add_problem and df_live_set_all_dirty calls
5752 (move_invariants): Likewise.
5753 (move_loop_invariants): Likewise, making the df_live calls
5754 conditional on -O. Remove the problem again if we added it
5757 2019-04-03 qing zhao <qing.zhao@oracle.com>
5759 PR tree-optimization/89730
5760 * ipa-inline.c (can_inline_edge_p): Delete the checking for
5761 -flive-patching=inline-only-static.
5762 (can_inline_edge_by_limits_p): Add the checking for
5763 -flive-patching=inline-only-static and grant always_inline
5764 even when -flive-patching=inline-only-static is specified.
5766 2019-04-03 Jeff Law <law@redhat.com>
5768 PR rtl-optimization/81025
5769 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
5771 2019-04-03 Richard Biener <rguenther@suse.de>
5773 PR tree-optimization/84101
5774 * tree-vect-stmts.c: Include explow.h for hard_function_value,
5775 regs.h for hard_regno_nregs.
5776 (cfun_returns): New helper.
5777 (vect_model_store_cost): When vectorizing a store to a decl
5778 we return and the function ABI returns in a multi-reg location
5779 account for the possible spilling that will happen.
5781 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
5783 * config/s390/s390.c (s390_legitimate_address_p): Reject long
5784 displacement addresses for vector mode operands.
5786 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
5788 * config/arc/arc.c (GMASK_LEN): Define.
5789 (arc_restore_callee_saves): Restore first blink when
5792 2019-04-03 Sudakshina Das <sudi.das@arm.com>
5794 * doc/extend.texi: Add deprecated comment on sign-return-address
5795 function attribute and add mbranch-protection.
5796 * doc/invoke.texi: Add bti to the options for mbranch-protection.
5798 2019-04-03 Richard Biener <rguenther@suse.de>
5801 * lto-wrapper.c (run_gcc): Avoid implicit rules making
5802 the all target phony.
5804 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
5808 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
5809 Return false for variable DImode shifts.
5810 (dimode_scalar_chain::compute_convert_gain): Do not handle
5811 register count operand in variable DImode shifts.
5812 (dimode_scalar_chain::make_vector_copies): Remove support to copy
5813 count argument of a variable shift instruction to a vector register.
5814 (dimode_scalar_chain::convert_reg): Remove support to convert
5815 count argument of a variable shift instruction.
5817 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
5819 PR rtl-optimization/84206
5820 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
5821 iterating over loop headers.
5823 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
5825 PR rtl-optimization/85876
5826 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
5827 beyond the original fence.
5829 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
5831 * config.gcc: Mark spu* targets as deprecated/obsolete.
5833 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5835 * config/s390/s390-builtin-types.def: New builtin function type
5836 definitions. Remove unused types.
5837 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
5838 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
5839 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
5840 overloaded builtins.
5841 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
5842 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
5843 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
5844 (vec_double, vec_signed, vec_unsigned): Define to use the new
5845 overloaded builtins.
5846 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
5849 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5851 * config/s390/s390-builtin-types.def: New builtin function type
5853 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
5854 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
5855 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
5856 (s390_vstrszh, s390_vstrszf): New low-level builtins.
5857 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
5858 constant definitions.
5859 * config/s390/vecintrin.h (vec_search_string_cc)
5860 (vec_search_string_until_zero_cc): New builtin name definitions.
5861 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
5863 ("vec_vstrs<mode>"): New insn definition.
5865 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5867 * config/s390/s390-builtin-types.def: Add new builtin function
5869 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
5870 New overloaded builtins.
5871 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
5873 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
5874 (UNSPEC_VEC_SLDBYTE): ... this.
5875 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
5876 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
5878 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
5879 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
5880 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
5882 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5884 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
5885 New insn definition.
5886 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
5887 * config/s390/vector.md (V_HW_HSD): ... here.
5889 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5891 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
5892 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
5893 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
5894 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
5895 New insn definitions.
5897 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5899 * config/s390/s390-builtin-types.def: Add new builtin function type.
5900 * config/s390/s390-builtins.def: Add overloaded builtin
5901 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
5902 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
5903 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
5904 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
5905 ("eltswap<mode>"): New expander.
5906 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
5909 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5911 * config/s390/s390-builtin-types.def: Add new builtin function types.
5912 * config/s390/s390-builtins.def: Add overloaded builtin
5913 s390_vec_revb. Add low-level builtins for vlbr and vstbr
5915 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
5916 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
5917 ("bswap<mode>"): New expander.
5918 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
5920 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5922 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
5923 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
5924 vector builtin version number in __VEC__.
5926 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5928 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
5930 (SFSI): New mode attribute.
5931 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
5932 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
5934 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
5935 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
5936 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
5937 ("floatsi<mode>2"): Add wcefb instruction.
5939 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5941 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
5942 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
5944 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
5945 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
5946 support 32 bit fp-int conversions. Rename to ...
5947 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5948 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5949 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
5950 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
5953 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5955 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
5956 if-then-else constructs if we can use the select instruction.
5957 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
5959 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5961 * config/s390/s390.md ("*popcountdi_arch13_cc")
5962 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
5964 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
5965 Append _z196 to make it ...
5966 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
5967 ("popcounthi2_z196"): ... this.
5968 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
5969 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
5971 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5973 * config/s390/s390.c (s390_canonicalize_comparison): Convert
5974 certain compares for arch13 in order to make use of the condition
5975 code result produced by the new instructions.
5976 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
5977 nxrk, and nxgrk instruction patterns.
5978 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
5979 (inv_no): Add new code iterator together with some attributes.
5980 ("*andc_split_<mode>"): Disable splitter for arch13.
5981 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
5982 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
5983 ("*<ANDOR:bitops_name>c<GPR:mode>")
5984 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
5985 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
5986 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
5987 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
5989 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5991 * common/config/s390/s390-common.c (processor_flags_table): New
5993 * config.gcc: Support arch13 with the --with-arch= configure flag.
5994 * config/s390/driver-native.c (s390_host_detect_local_cpu):
5995 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
5996 * config/s390/s390.c (s390_get_sched_attrmask)
5997 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
5998 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
5999 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
6000 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
6001 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
6003 * config/s390/s390.opt: Support arch13 as processor type in
6004 command line options.
6006 2019-04-02 Martin Liska <mliska@suse.cz>
6008 PR translation/89912
6009 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
6010 Fix param description of graphite-max-arrays-per-scop.
6012 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
6014 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
6015 (ASAN_CC1_SPEC): Use it in 64-bit mode.
6016 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
6018 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
6020 PR rtl-optimization/85412
6021 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
6022 sel_sched_region_1, not after.
6024 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
6026 PR rtl-optimization/86928
6027 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
6028 compute_live if necessary.
6029 (sel_redirect_edge_and_branch): Likewise.
6031 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
6033 PR rtl-optimization/89865
6034 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
6035 register if it is a part of small class.
6037 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
6039 PR rtl-optimization/87273
6040 * sel-sched-ir.c (merge_fences): Remove assert.
6042 2019-04-01 Richard Biener <rguenther@suse.de>
6044 PR tree-optimization/46590
6045 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
6046 (dom_walker::m_reachability): Add in place of...
6047 (dom_walker::m_skip_unreachable_blocks): ...this.
6048 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
6049 Move complex initialization ...
6050 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
6051 lazily and initialize edge flags on each invocation.
6052 (dom_walker::bb_reachable): Use m_reachability.
6054 2019-04-01 Martin Liska <mliska@suse.cz>
6057 * opt-suggestions.c (option_proposer::build_option_suggestions):
6058 Add variant without any argument in order to provide better
6061 2019-04-01 Richard Biener <rguenther@suse.de>
6064 * gimple.c: Include langhooks.h.
6065 (gimple_get_alias_set): Treat enumeral types as the underlying
6068 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
6069 Eric Botcazou <ebotcazou@adacore.com>
6071 PR rtl-optimization/89862
6072 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
6073 that operates on the full registers for WORD_REGISTER_OPERATIONS
6076 2019-03-29 Jim Wilson <jimw@sifive.com>
6078 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
6079 Clear MASK_RVC and then set if C subset supported.
6081 2019-03-29 Jakub Jelinek <jakub@redhat.com>
6084 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
6085 non-addressable complit into its initializer if it is volatile.
6087 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
6089 * opts-common.c (integral_argument): Set errno properly in one case.
6091 2019-03-29 Martin Liska <mliska@suse.cz>
6093 * doc/invoke.texi: Remove -Wchkp from documentation.
6095 2019-03-29 Martin Liska <mliska@suse.cz>
6097 * dbgcnt.c (print_limit_reach): New function.
6100 2019-03-29 Martin Liska <mliska@suse.cz>
6102 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
6103 (dbg_cnt_process_opt): Parse first tokens aas
6104 dbg_cnt_process_single_pair is also using strtok.
6106 2019-03-29 Jakub Jelinek <jakub@redhat.com>
6108 PR rtl-optimization/87485
6109 * function.c (expand_function_end): Move stack_protect_epilogue
6110 before loading of return value into hard register(s).
6112 2019-03-28 Jakub Jelinek <jakub@redhat.com>
6115 * tree-inline.h (struct copy_body_data): Add
6116 dont_remap_vla_if_no_change flag.
6117 * tree-inline.c (remap_type_3, remap_type_2): New functions.
6118 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
6119 and remap_type_2 returns false.
6120 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
6121 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
6122 only from where it is copied to nested contexts.
6124 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
6127 * config/i386/i386.md (RMW operation with LEA peephole):
6128 Use LEAMODE mode attribute instead of SWI mode iterator for
6131 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
6134 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
6135 Also process XEXP (src, 0) of a shift insn.
6137 2019-03-28 David Malcolm <dmalcolm@redhat.com>
6140 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
6141 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
6143 2019-03-28 Jakub Jelinek <jakub@redhat.com>
6145 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
6147 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
6148 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
6149 immediately after first one with df_analyze in between, but rather
6150 process all bbs, queueing ones that need second pass in a worklist,
6151 df_analyze, process queued debug insn changes and if second pass is
6152 needed, process bbs from worklist, df_analyze, process queued debug
6155 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
6156 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
6157 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
6159 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
6162 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
6165 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
6168 * config/i386/i386.c (ix86_function_value_1): Call the newly added
6169 function for 32-bit MS_ABI.
6170 (function_value_ms_32): New function.
6172 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
6174 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
6175 (movdi): Call gen_movdi_symbol_save_scc.
6176 (gen_movdi_symbol_save_scc): New insn and split.
6178 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
6180 PR rtl-optimization/89313
6181 * function.c (matching_constraint_num): New static function.
6182 (match_asm_constraints_1): Use it. Fixup white space and comment.
6183 Don't replace inputs with non-matching constraints which conflict
6184 with early clobber outputs.
6186 2019-03-27 Jeff Law <law@redhat.com>
6189 PR rtl-optimization/87761
6190 PR rtl-optimization/89826
6191 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
6193 (pass_cprop_hardreg::execute): Call df_analyze after adding the
6194 note problem to get REG_DEAD/REG_UNUSED notes updated.
6196 2019-03-27 Richard Biener <rguenther@suse.de>
6198 PR tree-optimization/89463
6199 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
6200 queue edges to remove.
6201 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
6202 dead stmts. Delay edge removal until PHIs are removed to
6203 make debug-stmt creation not confused by seemingly degenerate
6206 2019-03-27 Alan Modra <amodra@gmail.com>
6208 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
6210 * config/rs6000/darwin.h: Likewise.
6211 * config/rs6000/rs6000.c: Likewise.
6213 2019-03-27 Alan Modra <amodra@gmail.com>
6215 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
6216 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
6218 2019-03-26 Andrew Waterman <andrew@sifive.com>
6219 Jim Wilson <jimw@sifive.com>
6221 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
6222 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
6223 (generic_idivdi, generic_fmul_single, generic_fmul_double)
6224 (generic_fdiv, generic_fsqrt): Add check for generic tune.
6225 (generic_alu): Add auipc to type list.
6226 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
6227 (riscv_microarchitecture): Declare.
6228 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
6229 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
6231 (riscv_microarchitecture): New.
6232 (sifive_7_tune_info): New.
6233 (riscv_cpu_info_table): Add microarchitecture value for rocket and
6234 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
6236 (riscv_store_data_bypass_p): New.
6237 (riscv_option_override): Set riscv_microarchitecture from
6238 cpu->microarchitecture.
6239 * config/riscv/riscv.md: Include sifive-7.md.
6242 (auipc<mode>): Change type to auipc.
6243 (restore_stack_nonlocal): New.
6244 * config/riscv/sifive-7.md: New.
6245 * doc/invoke.texi (RISC-V Options): Update mtune docs.
6247 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
6250 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
6251 Also process XEXP (src, 0) of a shift insn.
6253 2019-03-26 Richard Biener <rguenther@suse.de>
6255 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
6256 (copy_debug_stmt): Likewise.
6257 (expand_call_inline): Likewise.
6258 (copy_bb): Avoid redundant lookup & set of gimple_block.
6259 * gimple-low.c (lower_gimple_return): Likewise.
6260 (lower_builtin_setjmp): Likewise.
6262 2019-03-26 Jakub Jelinek <jakub@redhat.com>
6264 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
6265 is constant 0, turn into static const data member initialized to false.
6266 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
6267 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
6269 2019-03-26 Jason Merrill <jason@redhat.com>
6270 Jakub Jelinek <jakub@redhat.com>
6272 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
6274 (mem_alloc_description::release_object_overhead): Fix comment typos.
6275 * hash-table.h (hash_table::~hash_table): Call
6276 release_instance_overhead only if m_entries is non-NULL, otherwise
6277 call unregister_descriptor.
6279 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
6281 PR tree-optimization/81740
6282 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
6283 In case of outer loop vectorization, check for backward dependence
6284 at the inner loop if outer loop dependence is reversed.
6286 2019-03-26 Alan Modra <amodra@gmail.com>
6288 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
6289 rs6000_vector_mem init. Correct wI and wJ comment.
6291 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
6293 PR rtl-optimization/88347
6294 PR rtl-optimization/88423
6295 * sched-deps.c (sched_analyze_insn): Take into account that for
6296 tablejumps the barrier appears after a label and a jump_table_data.
6298 2019-03-25 Martin Sebor <msebor@redhat.com>
6301 * c-common.c (check_user_alignment): Rename local. Correct maximum
6302 alignment in diagnostic. Avoid assuming argument fits in SHWI,
6303 convert it to UHWI when it fits.
6305 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
6308 * dwarf2out.c (premark_used_variables): New function.
6309 (prune_unused_types_walk): Do not mark not premarked external
6311 (prune_unused_types): Call premark_used_variables.
6313 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
6315 PR rtl-optimization/89676
6316 * lra-constraints.c (curr_insn_transform): Do match reload for
6317 early clobbers when the match was successful only for different
6320 2019-03-25 Martin Sebor <msebor@redhat.com>
6322 * doc/extend.texi (Common Type Attributes): Document vector_size.
6323 (Common Variable Attributes): Mention size constraint. Correct
6325 (Vector Extensions): Use @dfn when defining bas type. Clarify
6326 base type and size constraints.
6328 2019-03-25 Richard Biener <rguenther@suse.de>
6330 PR tree-optimization/89789
6331 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
6332 changes from non-undefined back to undefined.
6334 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
6336 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
6337 heap string and a gc string, but since this variable is unknown to
6338 ggc the gc string might get reused and corrupted. Fixed by always
6339 using a heap string.
6341 2019-03-25 Richard Biener <rguenther@suse.de>
6343 PR tree-optimization/89779
6344 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
6345 to remove IV defs, delay actual removal.
6346 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
6347 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
6348 very end, properly also reset loop control IV information.
6350 2019-03-25 Richard Biener <rguenther@suse.de>
6352 PR tree-optimization/89802
6353 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
6354 move EH data to folded stmt.
6356 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
6358 * config/s390/s390-builtin-types.def: Remove few unused types and
6359 fix sort order for others.
6361 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
6363 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
6364 expected and found types with -mdebug during builtin matching.
6366 2019-03-25 Richard Biener <rguenther@suse.de>
6369 * fold-const.c (operand_equal_p): Revert last change with
6372 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
6374 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
6375 notes for the result of the __tls_get_addr calls.
6376 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
6378 2019-03-24 Jeff Law <law@redhat.com>
6380 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
6382 PR rtl-optimization/87761
6383 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
6384 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
6386 (pass_cprop_hardreg::execute): Add df note problem and defer insn
6387 rescans. Reprocess blocks as needed, calling df_analyze before
6388 reprocessing. Always call df_analyze before fixing up debug bind
6391 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
6393 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
6396 2019-03-22 Andrew Pinski <apinski@marvell.com>
6398 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
6399 attrribute for uxtw.
6401 2019-03-26 Jeff Law <law@redhat.com>
6403 PR rtl-optimization/87761
6404 * config/mips/mips-protos.h (mips_split_move): Add new argument.
6405 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
6406 (mips_split_move): Accept new INSN argument. Try to forward SRC
6407 into the next instruction.
6408 (mips_split_move_insn): Pass INSN through to mips_split_move.
6410 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
6412 PR rtl-optimization/89676
6413 * lra-constraints.c (curr_insn_transform): Do match reload for
6414 early clobbers even if the match was successful.
6416 2019-03-22 Jakub Jelinek <jakub@redhat.com>
6419 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
6421 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
6423 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
6425 2019-03-22 Jakub Jelinek <jakub@redhat.com>
6427 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
6428 <avx512>_fmsub_<mode>_mask3<round_name>,
6429 <avx512>_fnmadd_<mode>_mask3<round_name>,
6430 <avx512>_fnmsub_<mode>_mask3<round_name>,
6431 avx512f_vmfmadd_<mode>_mask3<round_name>,
6432 avx512f_vmfmsub_<mode>_mask3<round_name>,
6433 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
6434 instead of register_operand and %v instead of v for match_operand 1.
6435 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
6436 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
6437 <round_nimm_predicate> instead of register_operand and %v instead of v
6438 for match_operand 1.
6440 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
6441 <avx512>_fmadd_<mode>_mask3<round_name>,
6442 <avx512>_fmsub_<mode>_mask<round_name>,
6443 <avx512>_fmsub_<mode>_mask3<round_name>,
6444 <avx512>_fnmadd_<mode>_mask<round_name>,
6445 <avx512>_fnmadd_<mode>_mask3<round_name>,
6446 <avx512>_fnmsub_<mode>_mask<round_name>,
6447 <avx512>_fnmsub_<mode>_mask3<round_name>,
6448 <avx512>_fmaddsub_<mode>_mask<round_name>,
6449 <avx512>_fmaddsub_<mode>_mask3<round_name>,
6450 <avx512>_fmsubadd_<mode>_mask<round_name>,
6451 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
6452 <round_nimm_predicate> instead of nonimmediate_operand.
6453 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
6454 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
6455 Use register_operand instead of <round_nimm_predicate> for the
6456 operand that needs to match output.
6457 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
6458 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
6459 Likewise. Formatting fixes.
6462 * config/i386/i386.c (enum ix86_builtins): Remove
6463 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
6464 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
6465 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
6466 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
6467 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
6468 __builtin_ia32_vfmsubss3_mask3): New builtins.
6469 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
6470 avx512f_vmfmadd_<mode>_mask3<round_name>,
6471 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
6472 *avx512f_vmfmsub_<mode>_mask<round_name>,
6473 avx512f_vmfmsub_<mode>_mask3<round_name>,
6474 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
6475 *avx512f_vmfnmadd_<mode>_mask<round_name>,
6476 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
6477 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
6478 *avx512f_vmfnmsub_<mode>_mask<round_name>,
6479 avx512f_vmfnmsub_<mode>_mask3<round_name>,
6480 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
6481 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
6482 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
6483 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
6484 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
6485 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
6486 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
6487 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
6488 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
6489 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
6490 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
6491 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
6492 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
6493 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
6494 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
6495 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
6496 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
6497 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
6498 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
6499 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
6500 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
6501 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
6503 2019-03-21 Martin Sebor <msebor@redhat.com>
6505 PR tree-optimization/89350
6506 * builtins.c (compute_objsize): Also ignore offsets whose upper
6508 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
6509 (builtin_memref::builtin_memref): Initialize new member.
6510 Allow EXPR to be null.
6511 (builtin_memref::extend_offset_range): Replace local with a member.
6512 Avoid assuming pointer offsets are unsigned.
6513 (builtin_memref::set_base_and_offset): Determine base object
6514 before computing offset range.
6515 (builtin_access::builtin_access): Handle memset.
6516 (builtin_access::generic_overlap): Replace local with a member.
6517 (builtin_access::strcat_overlap): Same.
6518 (builtin_access::overlap): Same.
6519 (maybe_diag_overlap): Same.
6520 (maybe_diag_access_bounds): Same.
6521 (wrestrict_dom_walker::check_call): Handle memset.
6522 (check_bounds_or_overlap): Same.
6524 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
6525 Jakub Jelinek <jakub@redhat.com>
6528 * tree.c (fld_type_variant, fld_incomplete_type_of,
6529 fld_process_array_type): Call fld->pset.add and don't call
6530 add_tree_to_fld_list if it returns true.
6531 (free_lang_data_in_type): Similarly with self-recursive call. Purge
6532 non-marked types from TYPE_NEXT_VARIANT list.
6533 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
6535 2019-03-21 Jakub Jelinek <jakub@redhat.com>
6537 * hash-table.h (hash_table): Add Lazy template parameter defaulted
6538 to false, if true, don't alloc_entries during construction, but defer
6539 it to the first method that needs m_entries allocated.
6540 (hash_table::hash_table, hash_table::~hash_table,
6541 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
6542 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
6543 hash_table::clear_slot, hash_table::traverse_noresize,
6544 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
6545 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
6547 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
6548 NO_INSERT instead of find_with_hash.
6549 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
6550 hash_set::m_table): Add Lazy to template params of hash_table.
6551 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
6552 * attribs.c (test_attribute_exclusions): Likewise.
6553 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
6554 hash_set. Add tests for hash_set with Lazy = true.
6556 2019-03-21 Richard Biener <rguenther@suse.de>
6558 PR tree-optimization/89779
6559 * tree.c (tree_nop_conversion): Consolidate and fix defensive
6560 checks with respect to released SSA names now having error_mark_node
6562 * fold-const.c (operand_equal_p): Likewise.
6564 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
6567 * config/s390/s390.c (global_not_special_regno_p): Move to make it
6569 (s390_optimize_register_info): Use global_not_special_regno_p to
6570 check for global regs.
6572 2019-03-20 Jakub Jelinek <jakub@redhat.com>
6575 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
6576 update this_alternative nor this_alternative_set.
6578 2019-03-19 Jim Wilson <jimw@sifive.com>
6581 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
6582 align, size, offset. Use them to handle a BLKmode reference. Update
6584 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
6586 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6588 PR rtl-optimization/89768
6589 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
6591 (unroll_loop_runtime_iterations): Likewise.
6593 2019-03-19 Martin Sebor <msebor@redhat.com>
6595 PR tree-optimization/89644
6596 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
6597 rather than endptr as an indicator of nul-termination.
6599 PR tree-optimization/89644
6600 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
6601 arrays in determining sequence sizes in strncpy and stpncpy.
6603 2019-03-19 Martin Liska <mliska@suse.cz>
6606 * predict.c (combine_predictions_for_bb): Empty likely_edges and
6607 unlikely_edges if there's an edge that belongs to both these sets.
6609 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
6612 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
6613 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
6614 go via a stack temporary.
6616 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6619 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
6620 instead of gen_rtx_SUBREG.
6621 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
6623 2019-03-19 Richard Biener <rguenther@suse.de>
6626 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
6628 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
6632 * tree.c (free_lang_data_in_decl): Do not free context of C++
6635 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6638 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
6639 subs for the first alternative except when operands[3] is 1.
6642 * gimplify.c (gimplify_asm_expr): For output argument with
6643 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
6646 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
6648 PR rtl-optimization/89753
6649 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6650 explicit unrolling factor even more robust.
6652 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6655 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
6656 compensation use x2 += 1 instead of x2 -= -1 and when honoring
6657 signed zeros, do another copysign after the compensation.
6659 2019-03-18 Martin Sebor <msebor@redhat.com>
6661 PR tree-optimization/89720
6662 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
6663 more conservatively, the same as anti-range.
6665 2019-03-18 Richard Biener <rguenther@suse.de>
6668 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
6669 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
6670 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
6671 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
6673 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
6675 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
6676 Extend queue to 1024 entries.
6677 Add "consumed" field.
6678 (gomp_print_output): Remove print_index parameter.
6679 Add final parameter.
6680 Change limit to unsigned.
6681 Use consumed field to implement circular buffer.
6682 Detect interrupted print in final pass.
6683 Flush output at the end.
6684 (run): Update gomp_print_output usage.
6685 (main): Initialize kernargs->output_data.consumed.
6687 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
6689 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
6690 calculation of the minimum number of scalar iterations for
6691 fully-predicated loops.
6693 2019-03-18 Martin Jambor <mjambor@suse.cz>
6695 PR tree-optimization/89546
6696 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
6697 any propagation to its children took place.
6699 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
6702 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
6703 parameter, and make use of it.
6704 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
6706 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6708 * config/arc/arc.opt (mcode-density-frame): Get the inital value
6709 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
6710 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
6711 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
6712 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
6713 match what the ops is doing.
6714 (push_multi_fp_blink): Likewise.
6715 * config/arc/arc.c (arc_override_options): Enable enter/leave when
6716 compiling for size and elf target.
6717 (arc_save_callee_enter): Adjust note to match what enter/leave
6720 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6722 * config/arc/arc.md (tst_movb): Fix constraint.
6724 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6726 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
6728 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6730 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
6731 * config/arc/arc.c (arc_conditional_register_usage): Remove all
6732 reg_alloc_order references.
6733 (size_alloc_order): Define.
6734 (arc_adjust_reg_alloc_order): New function.
6735 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
6737 (ADJUST_REG_ALLOC_ORDER): Define.
6738 (HONOR_REG_ALLOC_ORDER): Likewise.
6740 2019-03-18 Richard Biener <rguenther@suse.de>
6743 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
6744 loads and stores a bit more.
6746 2019-03-18 Richard Biener <rguenther@suse.de>
6749 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
6750 load pessimization to stores as well.
6752 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
6755 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
6756 successor, use NULL as its av set.
6758 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
6760 PR rtl-optimization/89721
6761 * lra-constraints (invariant_p): Return false if side_effects_p holds.
6763 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
6766 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6767 When handling vec_extract, use modular arithmetic to allow
6768 constant selectors greater than vector length.
6769 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
6770 V1TImode vectors to have constant selector values greater than 0.
6771 Use modular arithmetic to compute vector index.
6772 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
6773 index for in-memory vectors. Correct code generation for
6774 in-register vectors.
6775 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
6778 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
6782 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
6785 2019-03-15 Jakub Jelinek <jakub@redhat.com>
6788 * tree.c (inchash::add_expr): Strip any location wrappers.
6789 * fold-const.c (operand_equal_p): Move stripping of location wrapper
6790 after hash verification.
6793 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
6794 SIGN_EXTEND and ZERO_EXTEND.
6796 2019-03-14 Jason Merrill <jason@redhat.com>
6797 Jakub Jelinek <jakub@redhat.com>
6799 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
6800 than if is_empty (*slot).
6801 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
6802 existing elt and for elt removal.
6803 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
6804 of already removed elt.
6806 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
6809 * config/i386/i386.c (remove_partial_avx_dependency): Handle
6812 2019-03-14 Martin Liska <mliska@suse.cz>
6815 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
6817 2019-03-14 Richard Biener <rguenther@suse.de>
6820 * config/i386/i386.c (make_resolver_func): Properly set
6821 DECL_CONTEXT on the RESULT_DECL.
6822 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
6824 2019-03-14 Richard Biener <rguenther@suse.de>
6826 * gimple-pretty-print.c: Include cfgloop.h.
6827 (dump_gimple_phi): Adjust.
6828 (dump_gimple_bb_header): Dump loop header for GIMPLE.
6829 (pp_cfg_jump): Adjust.
6830 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
6831 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
6832 (lower_phi_internal_fn): Remove.
6833 (verify_gimple_call): Remove IFN_PHI special-casing.
6834 (dump_function_to_file): Dump IL state.
6835 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
6836 done to deal with PHI nodes being present in non-SSA state.
6838 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6841 * multiple_target.c (create_dispatcher_calls): Change
6842 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
6843 In the node->iterate_referring loop, push *ref rather than ref, call
6844 ref->remove_reference () and always pass 0 to iterate_referring.
6846 PR rtl-optimization/89679
6847 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
6848 would contain a paradoxical SUBREG.
6850 2019-03-14 Richard Biener <rguenther@suse.de>
6852 PR tree-optimization/89710
6853 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
6856 2019-03-14 Martin Liska <mliska@suse.cz>
6858 * coverage.c (coverage_begin_function): Stream also
6860 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
6861 documentation about function declaration location.
6862 * gcov-dump.c (tag_function): Print whole range
6863 of function declaration.
6864 * gcov.c (struct function_info): Add end_column field.
6865 (function_info::function_info): Initialize it.
6866 (output_json_intermediate_file): Output {start,end}_column
6868 (read_graph_file): Read end_column.
6870 2019-03-14 Richard Biener <rguenther@suse.de>
6873 * fold-const.c (operand_equal_p): For INDIRECT_REF check
6874 that the access types are similar.
6876 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6878 PR tree-optimization/89703
6879 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
6880 aren't compatible also with builtin_decl_explicit. Check pure
6881 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
6882 and BUILT_IN_STPNCPY{,_CHK}.
6884 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
6887 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
6888 addr32 prefix to VSIB address for X32.
6889 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
6891 (*avx512pf_gatherpf<mode>df_mask): Likewise.
6892 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
6893 (*avx512pf_scatterpf<mode>df_mask): Likewise.
6894 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
6895 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
6896 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
6897 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
6898 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
6899 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
6900 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
6901 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
6902 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
6903 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
6904 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
6905 (*avx512f_scatterdi<mode>): Likewise.
6907 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
6910 * lra-constraints.c (inherit_in_ebb): Update
6911 potential_reload_hard_regs along with live_hard_regs.
6913 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6916 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
6918 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
6920 2019-03-13 Martin Sebor <msebor@redhat.com>
6922 PR tree-optimization/89662
6923 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
6926 2019-03-13 Richard Biener <rguenther@suse.de>
6929 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
6930 throw FP expressions at tree-affine.
6932 2019-03-14 Richard Biener <rguenther@suse.de>
6934 * tree-pretty-print.c (dump_generic_node): For -gimple properly
6935 dump negative integer constants using _Literal (type) -num.
6937 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6939 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
6940 nonlocal_value member.
6943 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
6944 (ipa_simd_modify_function_body): Handle PHIs.
6946 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6948 * config/s390/s390.c (s390_option_override_internal): Use more
6949 aggressive inlining parameters.
6951 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6953 * config/s390/3906.md: New file.
6954 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6955 (LONGRUNNING_THRESHOLD): Remove.
6956 (MAX_SCHED_MIX_SCORE): Decrease.
6957 (MAX_SCHED_MIX_DISTANCE): Decrease.
6958 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
6959 (struct s390_sched_state): New struct to hold scheduling state.
6960 (S390_SCHED_STATE_NORMAL): Remove.
6961 (S390_SCHED_STATE_CRACKED): Remove.
6962 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
6963 (s390_get_sched_attrmask): Use new attribute.
6964 (s390_get_unit_mask): Use new units.
6965 (s390_is_fpd): New function.
6966 (s390_is_fxd): New function.
6967 (s390_is_longrunning): New function.
6968 (s390_sched_score): Use new functions.
6969 (s390_sched_reorder): Likewise.
6970 (s390_sched_variable_issue): Rework and use new functions.
6971 (s390_sched_init): Use new functions.
6972 * config/s390/s390.h (s390_tune_attr): Add z14.
6973 * config/s390/s390.md: Add z14.
6975 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6977 * config/s390/2964.md: Update pipeline description.
6978 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6979 (LONGRUNNING_THRESHOLD): Remove.
6980 (LATENCY_FACTOR): Remove.
6981 (s390_get_unit_mask): Add unit.
6982 (s390_sched_score): Use fxd/fpd.
6983 (s390_sched_variable_issue): Use fxd/fpd.
6985 2019-03-12 Martin Liska <mliska@suse.cz>
6987 * config/i386/i386.c: Reword an error message.
6989 2019-03-12 Martin Jambor <mjambor@suse.cz>
6991 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
6992 terminate with newline.
6994 2019-03-12 Jakub Jelinek <jakub@redhat.com>
6997 * config/s390/s390.md (tabort): Use %wd instead of
6998 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
6999 letters and periods.
7000 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
7001 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
7005 * builtins.c (expand_builtin_int_roundingfn,
7006 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
7007 gcc_unreachable if validate_arglist fails.
7009 2019-03-12 Richard Biener <rguenther@suse.de>
7011 PR tree-optimization/89664
7012 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
7013 free the occurance tree after the early out.
7015 2019-03-11 Jakub Jelinek <jakub@redhat.com>
7019 * vr-values.c (vr_values::update_value_range): If
7020 old_vr->varying_p (), don't update it, make new_vr also VARYING
7023 2019-03-11 Martin Liska <mliska@suse.cz>
7025 * config/aarch64/aarch64.c (aarch64_override_options_internal):
7026 Fix double string quoting.
7028 2019-03-11 Martin Liska <mliska@suse.cz>
7030 * collect-utils.c (collect_wait): Wrap apostrophes
7031 in gcc internal format with %'.
7032 * collect2.c (main): Likewise.
7033 (scan_prog_file): Likewise.
7034 (scan_libraries): Likewise.
7035 * config/i386/i386.c (ix86_expand_call): Likewise.
7036 (ix86_handle_interrupt_attribute): Likewise.
7037 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
7038 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
7039 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
7040 * lto-wrapper.c (find_crtoffloadtable): Likewise.
7041 * symtab.c (symtab_node::verify_base): Likewise.
7042 * tree-cfg.c (verify_gimple_label): Likewise.
7043 * tree.c (verify_type_variant): Likewise.
7045 2019-03-11 Martin Liska <mliska@suse.cz>
7047 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
7048 in a string format message and fix GNU coding style.
7049 (expand_builtin_set_thread_pointer): Likewise.
7050 * common/config/aarch64/aarch64-common.c
7051 (aarch64_rewrite_selected_cpu): Likewise.
7052 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
7053 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
7054 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
7055 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
7056 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
7057 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
7058 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
7059 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
7060 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
7061 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
7063 * common/config/riscv/riscv-common.c
7064 (riscv_subset_list::parsing_subset_version): Likewise.
7065 (riscv_subset_list::parse_std_ext): Likewise.
7066 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
7067 (riscv_subset_list::parse): Likewise.
7068 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
7069 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
7070 (aarch64_override_options_internal): Likewise.
7071 (aarch64_validate_mcpu): Likewise.
7072 (aarch64_validate_march): Likewise.
7073 (aarch64_validate_mtune): Likewise.
7074 (aarch64_override_options): Likewise.
7075 * config/alpha/alpha.c (alpha_option_override): Likewise.
7076 * config/arc/arc.c (arc_init): Likewise.
7077 (parse_mrgf_banked_regs_option): Likewise.
7078 (arc_override_options): Likewise.
7079 (arc_expand_builtin_aligned): Likewise.
7080 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
7081 (arm_expand_builtin): Likewise.
7082 * config/arm/arm.c (arm_option_check_internal): Likewise.
7083 (arm_configure_build_target): Likewise.
7084 (arm_option_override): Likewise.
7085 (arm_options_perform_arch_sanity_checks): Likewise.
7086 (arm_handle_cmse_nonsecure_entry): Likewise.
7087 (arm_handle_cmse_nonsecure_call): Likewise.
7088 (arm_tls_referenced_p): Likewise.
7089 (thumb1_expand_prologue): Likewise.
7090 * config/avr/avr.c (avr_option_override): Likewise.
7091 * config/bfin/bfin.c (bfin_option_override): Likewise.
7092 * config/c6x/c6x.c (c6x_option_override): Likewise.
7093 * config/cr16/cr16.c (cr16_override_options): Likewise.
7094 * config/cris/cris.c (cris_option_override): Likewise.
7095 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
7096 * config/darwin-c.c (macosx_version_as_macro): Likewise.
7097 * config/darwin.c (darwin_override_options): Likewise.
7098 * config/frv/frv.c (frv_expand_builtin): Likewise.
7099 * config/h8300/h8300.c (h8300_option_override): Likewise.
7100 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
7101 (ix86_option_override_internal): Likewise.
7102 (warn_once_call_ms2sysv_xlogues): Likewise.
7103 (ix86_expand_prologue): Likewise.
7104 (split_stack_prologue_scratch_regno): Likewise.
7105 (ix86_warn_parameter_passing_abi): Likewise.
7106 * config/ia64/ia64.c (fix_range): Likewise.
7107 * config/m68k/m68k.c (m68k_option_override): Likewise.
7108 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
7109 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
7110 (mips_set_compression_mode): Likewise.
7111 * config/mmix/mmix.c (mmix_option_override): Likewise.
7112 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
7113 * config/msp430/msp430.c (msp430_option_override): Likewise.
7114 * config/nds32/nds32.c (nds32_option_override): Likewise.
7115 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
7116 (nios2_option_override): Likewise.
7117 (nios2_expand_custom_builtin): Likewise.
7118 * config/nvptx/mkoffload.c (main): Likewise.
7119 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
7120 * config/pa/pa.c (fix_range): Likewise.
7121 (pa_option_override): Likewise.
7122 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
7123 (riscv_option_override): Likewise.
7124 * config/rl78/rl78.c (rl78_option_override): Likewise.
7125 * config/rs6000/aix61.h: Likewise.
7126 * config/rs6000/aix71.h: Likewise.
7127 * config/rs6000/aix72.h: Likewise.
7128 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
7129 * config/rs6000/freebsd64.h: Likewise.
7130 * config/rs6000/linux64.h: Likewise.
7131 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
7132 (rs6000_expand_zeroop_builtin): Likewise.
7133 (rs6000_expand_mtfsb_builtin): Likewise.
7134 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
7135 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
7136 (rs6000_invalid_builtin): Likewise.
7137 (rs6000_expand_split_stack_prologue): Likewise.
7138 * config/rs6000/rtems.h: Likewise.
7139 * config/rx/rx.c (valid_psw_flag): Likewise.
7140 (rx_expand_builtin): Likewise.
7141 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
7142 * config/s390/s390.c (s390_expand_builtin): Likewise.
7143 (s390_function_profiler): Likewise.
7144 (s390_option_override_internal): Likewise.
7145 (s390_option_override): Likewise.
7146 * config/sh/sh.c (sh_option_override): Likewise.
7147 (sh_builtin_saveregs): Likewise.
7148 (sh_fix_range): Likewise.
7149 * config/sh/vxworks.h: Likewise.
7150 * config/sparc/sparc.c (sparc_option_override): Likewise.
7151 * config/spu/spu.c (spu_option_override): Likewise.
7152 (fix_range): Likewise.
7153 * config/visium/visium.c (visium_option_override): Likewise.
7154 (visium_handle_interrupt_attr): Likewise.
7155 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
7156 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
7157 (dbg_cnt_process_opt): Likewise.
7158 * dwarf2out.c (output_dwarf_version): Likewise.
7159 * except.c (expand_eh_return): Likewise.
7160 * gcc.c (defined): Likewise.
7161 (driver_handle_option): Likewise.
7162 (process_command): Likewise.
7163 (compare_files): Likewise.
7164 (driver::prepare_infiles): Likewise.
7165 (driver::do_spec_on_infiles): Likewise.
7166 (driver::maybe_run_linker): Likewise.
7167 * omp-offload.c (oacc_parse_default_dims): Likewise.
7168 * opts-global.c (handle_common_deferred_options): Likewise.
7169 * opts.c (parse_sanitizer_options): Likewise.
7170 (common_handle_option): Likewise.
7171 (enable_warning_as_error): Likewise.
7172 * passes.c (enable_disable_pass): Likewise.
7173 * plugin.c (parse_plugin_arg_opt): Likewise.
7174 (default_plugin_dir_name): Likewise.
7175 * targhooks.c (default_expand_builtin_saveregs): Likewise.
7176 (default_pch_valid_p): Likewise.
7177 * toplev.c (init_asm_output): Likewise.
7178 (process_options): Likewise.
7179 (toplev::run_self_tests): Likewise.
7180 * tree-cfg.c (verify_gimple_call): Likewise.
7181 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
7182 (tree_inlinable_function_p): Likewise.
7183 * var-tracking.c (vt_find_locations): Likewise.
7185 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
7187 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
7188 only on the else branch.
7190 2019-03-11 Martin Liska <mliska@suse.cz>
7192 * gcov.c (output_intermediate_json_line): Print function
7194 (output_json_intermediate_file): Add new argument.
7195 * doc/gcov.texi: Document the change.
7197 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
7199 PR rtl-optimization/89588
7200 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
7201 explicit unrolling factor more robust.
7203 2019-03-11 Richard Biener <rguenther@suse.de>
7205 PR tree-optimization/89649
7206 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
7207 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
7208 on the prolog and epilog loops.
7209 (vect_loop_versioning): Return copy of loop.
7210 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
7211 on the non-vectorized version of the loop.
7213 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
7216 * config/i386/sse.md (*vec_extractv2di_0_sse):
7217 Add (=r,x) alternative and corresponding splitter.
7219 2019-03-10 Martin Jambor <mjambor@suse.cz>
7221 PR tree-optimization/85762
7222 PR tree-optimization/87008
7223 PR tree-optimization/85459
7224 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
7225 it points to if there is a type changing MEM_REF. Adjust all callers.
7226 (build_accesses_from_assign): Disable total scalarization if
7227 contains_vce_or_bfcref_p returns true through the new parameter, for
7230 2019-03-09 Jakub Jelinek <jakub@redhat.com>
7233 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
7234 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
7237 * common.opt (fdiagnostics-show-labels,
7238 fdiagnostics-show-line-numbers, fdiagnostics-format=,
7239 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
7240 gas-locview-support, ginline-points, ginternal-reset-location-views):
7241 Terminate description text with a dot.
7242 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
7243 * config/mcore/mcore.opt (m210, m340): Likewise.
7244 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
7245 mnops=): Start description text with a capital letter.
7246 * config/arc/arc.opt (msize-level=): Likewise.
7247 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
7248 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
7250 * config/ft32/ft32.opt (msim): Likewise.
7251 (mft32b, mcompress): Likewise. Terminate description text with a dot.
7252 (mnodiv, mnopm): Terminate description text with a dot.
7253 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
7255 * config/i386/i386.opt (prefer_vector_width, instrument_return):
7257 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
7260 PR rtl-optimization/89634
7261 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
7262 are modified in BB_END (e->src) instruction.
7264 2019-03-08 David Malcolm <dmalcolm@redhat.com>
7267 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
7268 messages more amenable to translation, and improve wording.
7270 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
7272 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
7273 ud- and du-chains between phases.
7275 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
7278 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
7279 instead of POLY_INT_CST.
7281 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
7283 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
7286 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
7291 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
7292 (_mm_storeu_si64): Ditto.
7294 2019-03-08 Martin Liska <mliska@suse.cz>
7297 * config/i386/i386.c (ix86_option_override_internal): Disable
7298 jump tables when retpolines are used.
7300 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
7303 * ipa-split.c (execute_split_functions): Do not split
7304 'noinline' or 'section' function.
7306 2019-03-08 Jakub Jelinek <jakub@redhat.com>
7309 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
7310 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
7311 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
7314 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
7315 from diagnostics. Formatting fixes.
7318 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
7319 warn_odr diagnostics.
7322 * lra-constraints.c (process_alt_operands): Avoid one space before
7323 " at the end of line and another after " on another line in a string
7325 * attribs.c (handle_dll_attribute): Likewise.
7326 * config/avr/avr-devices.c (avr_texinfo): Likewise.
7328 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
7329 warning_at or inform messages in G_() if there is no ?:.
7331 PR tree-optimization/89550
7332 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
7333 returned true. Formatting fixes.
7334 (expand_builtin_strnlen): Formatting fixes.
7335 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
7336 if warning_at returned true.
7337 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
7339 2019-03-08 Richard Biener <rguenther@suse.de>
7342 * cfgloop.h (struct loop): Add owned_clique field.
7343 * cfgloopmanip.c (copy_loop_info): Copy it.
7344 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
7346 * tree-inline.c (copy_loops): Remap owned_clique.
7347 * lto-streamer-in.c (input_cfg): Stream owned_clique.
7348 * lto-streamer-out.c (output_cfg): Likewise.
7350 2019-03-08 Jakub Jelinek <jakub@redhat.com>
7353 * config/darwin.c: Include intl.h.
7354 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
7355 composing the message out of two separate parts.
7357 2019-03-07 Jakub Jelinek <jakub@redhat.com>
7360 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
7361 doesn't start with a capital letter and doesn't end with a dot.
7362 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
7363 with a capital letter.
7364 (ix86_mangle_function_version_assembler_name): Likewise.
7365 (ix86_generate_version_dispatcher_body): Likewise.
7366 (fold_builtin_cpu): Likewise.
7367 (get_builtin_code_for_version): Likewise. Remove extraneous space.
7368 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
7369 translators, wrap full type name in %qs.
7371 PR translation/79999
7372 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
7373 depend clause with source (or sink) modifier.
7374 * omp-expand.c (expand_omp_ordered_sink): Likewise.
7377 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
7378 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
7379 (avx512f_load<mode>_mask): New define_expand.
7380 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
7381 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
7382 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
7383 __builtin_ia32_movess_mask): New builtins.
7384 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
7385 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
7386 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
7387 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
7389 2019-03-07 Martin Jambor <mjambor@suse.cz>
7392 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
7393 for extern inline functions.
7395 2019-03-07 Martin Jambor <mjambor@suse.cz>
7398 * cgraph.h (cgraph_node): New inline method former_thunk_p.
7399 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
7400 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
7401 have multiple callees. At the end check if declarations match as
7402 opposed to cgraph_nodes.
7404 2019-03-07 Martin Liska <mliska@suse.cz>
7406 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
7407 which is equivalent to searching for this in clones chain.
7408 * symtab.c (symtab_node::verify_base): Similarly compare ASM
7409 names with a neighbour and special case first node in a chain.
7411 2019-01-25 Jason Merrill <jason@redhat.com>
7413 PR c++/80916 - spurious "static but not defined" warning.
7414 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
7415 for an internal symbol with DECL_EXTERNAL.
7417 2019-04-07 Richard Biener <rguenther@suse.de>
7420 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
7421 * tree-inline.c (copy_loops): Simplify.
7423 2019-03-07 Martin Liska <mliska@suse.cz>
7425 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
7427 2019-03-07 Richard Biener <rguenther@suse.de>
7429 PR tree-optimization/89595
7430 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
7431 stmt iterator as reference, take boolean output parameter to
7432 indicate whether the stmt was removed and thus the iterator
7434 (dom_opt_dom_walker::before_dom_children): Re-iterate over
7435 stmts created by folding.
7437 2019-03-07 Jakub Jelinek <jakub@redhat.com>
7440 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
7443 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
7445 PR rtl-optimization/88845
7446 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
7448 * lra.c (remove_scratches_1): New function.
7449 (remove_scratches): Use it.
7450 (lra_emit_move): Likewise.
7452 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
7454 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
7455 unaligned_access variable.
7456 * config/arc/arc.c (arc_override_options): Set unaligned access
7457 default on for HS CPUs.
7458 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
7460 2019-03-06 Martin Liska <mliska@suse.cz>
7462 PR gcov-profile/89577
7463 * doc/gcov.texi: Prefer to use --coverage.
7464 * doc/sourcebuild.texi: Likewise.
7466 2019-03-02 Jason Merrill <jason@redhat.com>
7468 PR c++/86485 - -Wmaybe-unused with empty class ?:
7469 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
7471 2019-03-05 Jakub Jelinek <jakub@redhat.com>
7474 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
7478 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
7479 exactly one argument.
7481 2019-03-05 Jakub Jelinek <jakub@redhat.com>
7482 Richard Sandiford <richard.sandiford@arm.com>
7484 PR tree-optimization/89570
7485 * match.pd (vec_cond into cond_op simplification): Don't use
7486 get_conditional_internal_fn, use as_internal_fn (cond_op).
7488 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
7491 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
7492 to decide when to split off a non-zero offset from a symbol.
7493 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
7494 in function symbols.
7496 2019-03-05 Richard Biener <rguenther@suse.de>
7498 PR tree-optimization/89594
7499 * tree-if-conv.c (pass_if_conversion::execute): Handle
7500 case where .LOOP_VECTORIZED_FUNCTION was removed.
7502 2019-03-05 Jakub Jelinek <jakub@redhat.com>
7505 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
7506 instead alloca it only when needed with the needed size.
7508 PR tree-optimization/89570
7509 * match.pd (vec_cond into cond_op simplification): Guard with
7510 vectorized_internal_fn_supported_p test and #if GIMPLE.
7512 PR tree-optimization/89566
7513 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
7514 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
7515 Punt if get_user_idx_format succeeds, but idx_format argument is
7516 not provided or doesn't have pointer type, or if idx_args is above
7517 number of provided arguments.
7519 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
7521 PR tree-optimization/89437
7522 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
7524 2019-03-04 Richard Biener <rguenther@suse.de>
7527 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
7530 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
7532 PR tree-optimization/89487
7533 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
7534 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
7535 (distribute_loop): Don't do runtime alias check if there is non-
7536 addressable data reference.
7537 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
7538 is a register variable.
7540 2019-03-02 Jakub Jelinek <jakub@redhat.com>
7543 * config/arm/arm.md (cmpsi2_addneg): Use
7544 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
7545 If operands[2] is 0 or INT_MIN, force use of subs.
7546 (*compare_scc splitter): Use gen_int_mode.
7547 (*negscc): Likewise.
7548 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
7550 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
7551 Monk Chiang <sh.chiang04@gmail.com>
7553 * common/config/riscv/riscv-common.c: Include sstream.
7554 (riscv_subset_list::to_string): New.
7555 (riscv_arch_str): Likewise.
7556 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
7558 * config/riscv/riscv-protos.h (riscv_arch_str): New.
7559 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
7560 (riscv_emit_attribute): New.
7561 (riscv_file_start): Emit attribute if needed.
7562 (riscv_option_override): Init riscv_emit_attribute_p.
7563 * config/riscv/riscv.opt (mriscv-attribute): New option.
7564 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
7566 * doc/install.texi: Document --with-riscv-attribute.
7567 * doc/invoke.texi: Document -mriscv-attribute.
7569 * common/config/riscv/riscv-common.c:
7570 Include config/riscv/riscv-protos.h.
7571 (INCLUDE_STRING): Defined.
7572 (RISCV_DONT_CARE_VERSION): Defined.
7573 (riscv_subset_t): Declare.
7574 (riscv_subset_t::riscv_subset_t): New.
7575 (riscv_subset_list): Declare.
7576 (riscv_subset_list::riscv_subset_list): New.
7577 (riscv_subset_list::~riscv_subset_list): Likewise.
7578 (riscv_subset_list::parsing_subset_version): Likewise.
7579 (riscv_subset_list::parse_std_ext): Likewise.
7580 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
7581 (riscv_subset_list::add): Likewise.
7582 (riscv_subset_list::lookup): Likewise.
7583 (riscv_subset_list::xlen): Likewise.
7584 (riscv_subset_list::parse): Likewise.
7585 (riscv_supported_std_ext): Likewise.
7586 (current_subset_list): Likewise.
7587 (riscv_parse_arch_string): Using riscv_subset_list::parse to
7590 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
7592 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
7593 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
7594 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
7596 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
7598 PR rtl-optimization/85899
7599 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
7600 fallthru edges leading to the exit block.
7602 2019-03-01 Tamar Christina <tamar.christina@arm.com>
7605 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
7606 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
7608 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
7610 PR tree-optimization/89535
7611 * tree-vect-stmts.c (vectorizable_call): Record the vector types
7612 for each operand. Calculate the fallback choice for mask operands
7613 and pass it to vect_get_vec_def_for_operand.
7615 2019-03-01 Richard Biener <rguenther@suse.de>
7618 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
7619 get virtual operands.
7620 (get_expr_operands): Handle CONST_DECL like other decls.
7622 2019-03-01 Jakub Jelinek <jakub@redhat.com>
7625 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
7626 on DECL_P and EXPR_P.
7628 2019-03-01 Richard Biener <rguenther@suse.de>
7631 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
7632 argument, defaulted to zero.
7633 * passes.c (execute_function_todo): Pass down SSA update flags
7634 to cleanup_tree_cfg.
7635 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
7636 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
7638 (cleanup_tree_cfg): Get and pass down SSA update flags.
7640 2019-03-01 Jakub Jelinek <jakub@redhat.com>
7643 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
7644 early_lto_debug argument.
7646 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
7648 PR tree-optimization/89536
7649 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
7650 only whether bit #0 of the value is 0 instead of the entire value.
7652 2019-02-28 Marek Polacek <polacek@redhat.com>
7654 PR c++/87068 - missing diagnostic with fallthrough statement.
7655 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
7656 at the end of a seq, save its location to walk_stmt_info.
7657 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
7660 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
7663 * tree.c (find_atomic_core_type): Move ahead in file.
7664 (check_base_type): Correctly compare alignments of atomic types.
7666 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
7669 * config/i386/i386.c (get_builtin_code_for_version): Identify
7670 Westmere from PCLMUL, instead of AES.
7672 2019-02-28 Jakub Jelinek <jakub@redhat.com>
7675 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
7676 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
7679 2019-02-28 Tamar Christina <tamar.christina@arm.com>
7682 * config/aarch64/aarch64-option-extensions.def: Document it.
7683 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
7686 2019-02-28 Jakub Jelinek <jakub@redhat.com>
7689 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
7690 builtins if they don't have a single scalar floating point argument.
7693 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
7695 PR rtl-optimization/89490
7696 * varasm.c (get_block_for_section): Bail out for mergeable sections.
7697 (default_use_anchors_for_symbol_p, output_object_block): Assert the
7698 block section is not mergeable.
7700 2019-02-27 Jakub Jelinek <jakub@redhat.com>
7703 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
7704 old define_insn to ...
7705 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
7706 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
7707 Rename old define_insn to ...
7708 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
7709 (thumb2_casesi_internal_pic): New define_expand. Rename old
7711 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
7712 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
7713 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
7715 2019-02-27 Richard Biener <rguenther@suse.de>
7718 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
7720 2019-02-27 Richard Biener <rguenther@suse.de>
7722 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
7725 2019-02-27 Richard Biener <rguenther@suse.de>
7728 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
7729 parameter, prefix section name with .gnu.debuglto_ if true.
7730 (dwarf2out_finish): Pass false to output_comdat_type_unit.
7731 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
7733 2019-02-27 Richard Biener <rguenther@suse.de>
7736 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
7737 rather than on use_debug_types, doing what output_die does.
7738 (value_format): Likewise.
7740 2019-02-27 Martin Jambor <mjambor@suse.cz>
7741 Martin Sebor <msebor@redhat.com>
7743 * doc/invoke.texi (Warning Options): Reword description of
7744 -Wno-absolute-value.
7746 2019-02-27 Jakub Jelinek <jakub@redhat.com>
7748 PR tree-optimization/89280
7749 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
7750 builtin_setjmp_setup_bb): New functions.
7751 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
7752 When visiting __builtin_setjmp_setup block, queue in special
7753 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
7754 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
7755 from visited after the loop if they don't have any visited successor
7758 2018-02-26 Steve Ellcey <sellcey@marvell.com>
7760 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
7762 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
7764 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7767 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
7768 with types other than sizetype/ssizetype.
7770 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
7772 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
7773 (enum sparc_processor_type): ...this.
7774 (enum sparc_code_model_type): New enumeration type.
7775 (enum sparc_memory_model_type): Tweak comments.
7776 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
7778 (mcmodel): Use sparc_code_model enumeration and variable.
7779 (sparc_code_model): New enumeration.
7780 (mdebug): Add Undocumented marker.
7781 * config/sparc/sparc.h (enum cmodel): Delete.
7782 (sparc_cmodel): Likewise.
7783 (TARGET_CM_MEDLOW): Adjust to above renaming.
7784 (TARGET_CM_MEDMID): Likewise.
7785 (TARGET_CM_MEDANY): Likewise.
7786 (TARGET_CM_EMBMEDANY): Likewise.
7787 * config/sparc/sparc.c (sparc_cmodel): Delete.
7788 (sparc_option_override): Remove string/value mapping support for the
7789 code model. Move code and memory model support to after the handling
7790 of target flags. Do private machine setup last.
7791 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
7792 (sparc_legitimize_reload_address): Likewise.
7793 (sparc_output_mi_thunk): Likewise.
7794 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
7796 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7798 PR tree-optimization/89500
7799 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
7800 (handle_builtin_strlen): Remove noncst_bound variable. Always
7801 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
7802 cst if the first cst bytes starting at x are known to be non-zero,
7803 even if the string is not zero terminated. Don't try to modify
7804 *si for strnlen. Update strlen_to_stridx only for strlen or if
7805 we can prove strnlen returns the same value as strlen would.
7807 2019-02-26 Martin Liska <mliska@suse.cz>
7809 * alloc-pool.h (struct pool_usage): Remove extra
7811 * bitmap.h (struct bitmap_usage): Likewise.
7812 * ggc-common.c (struct ggc_usage): Likewise.
7813 * mem-stats.h (struct mem_usage): Likewise.
7814 (mem_alloc_description::dump): Print dash lines
7815 here and repeat header at the end of a table report.
7816 It's then more readable.
7817 * tree-phinodes.c (phinodes_print_statistics): Make
7818 horizontal alignment.
7819 * tree-ssanames.c (ssanames_print_statistics): Likewise.
7820 * vec.c (struct vec_usage): Remove extra print_dash_line.
7821 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
7823 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
7825 * doc/extend.texi (__builtin_object_size):
7826 Use @pxref instead of @xref inside parenthesis.
7827 (__builtin_has_attribute): Add missing comma after @xref.
7828 (__builtin_object_size): Ditto.
7829 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
7830 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
7833 2019-02-26 Jeff Law <law@redhat.com>
7835 PR rtl-optimization/87761
7836 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
7837 detect obviously dead insns and delete them.
7839 2019-02-26 Richard Biener <rguenther@suse.de>
7841 PR tree-optimization/89505
7842 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
7843 to handle restrict pointed-to vars with multiple subvars
7846 2019-02-26 Richard Biener <rguenther@suse.de>
7848 PR tree-optimization/89489
7849 * tree-parloops.c (create_loop_fn): Copy over last_clique.
7851 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
7853 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
7854 and move around comment.
7855 <BIT_AND_EXPR>: Likewise.
7856 <BIT_NOT_EXPR>: Add specific handling for boolean types.
7858 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7861 * config/i386/i386.c (remove_partial_avx_dependency): Call
7862 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
7863 after changing possibly many instructions to use that pseudo. Fix up
7864 insertion of v4sf_const0 setter at the start of bb.
7866 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7869 * doc/extend.texi (Variadic Pointer Args): New section.
7871 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7872 Martin Sebor <msebor@gmail.com>
7874 * common.opt (Wattribute-alias): Likewise.
7875 * doc/invoke.texi (Option Summary): List general form of
7876 -Wattribute-alias=. List positive form of -Wmissing-attributes.
7877 (-Wmissing-attributes): Invert entry, rewrite and correct default.
7878 Add cross-references.
7879 (-Wattribute-alias): Rewrite and correct default. Mention
7880 considered attributes (same as for -Wmissing-attributes).
7882 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
7884 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
7885 (_mm_cvtpd_ps): Likewise.
7886 (_mm_cvttpd_epi32): Likewise.
7889 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
7890 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
7893 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
7895 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7898 * common/config/aarch64/aarch64-common.c
7899 (struct aarch64_option_extension): Add is_synthetic.
7900 (all_extensions): Use it.
7901 (TARGET_OPTION_INIT_STRUCT): Define hook.
7902 (struct gcc_targetm_common): Moved to end.
7903 (all_extensions_by_on): New.
7904 (opt_ext_cmp, typedef opt_ext): New.
7905 (aarch64_option_init_struct): New.
7906 (aarch64_contains_opt): New.
7907 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
7908 * config/aarch64/aarch64-option-extensions.def
7909 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
7910 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
7911 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
7912 Set is_synthetic to false.
7913 (crypto): Set is_synthetic to true.
7914 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
7917 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7919 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7920 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
7921 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7922 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
7923 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
7924 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
7925 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
7926 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
7928 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
7929 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7930 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
7931 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
7932 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
7933 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
7934 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
7935 vfmlsl_laneq_high_f16): ... To this.
7936 * config/arm/neon.md: Update comments.
7938 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7940 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7941 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
7942 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7943 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
7944 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
7945 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
7946 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
7947 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
7949 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
7950 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7951 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
7952 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
7953 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
7954 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
7955 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
7956 vfmlslq_laneq_high_f16): ... To this.
7958 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
7960 PR rtl-optimization/86096
7961 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
7962 comparing mw_order values.
7964 2019-02-25 Jakub Jelinek <jakub@redhat.com>
7967 * config/arm/arm.md (*subsi3_carryin_const): Use
7968 arm_neg_immediate_operand predicate instead of
7969 arm_not_immediate_operand, "L" constraint instead of "K" and
7970 print it using %n2 instead of %B2.
7971 (*subsi3_carryin_const0): New define_insn.
7972 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
7973 instead of arm_not_operand and "I" constraint instead of "K" and
7974 print it using %n3 instead of %B2. Instead of using match_dup 2 add
7975 another match_operand and in the condition check that it is negation
7977 (*subsi3_carryin_compare_const0): New define_ins.
7978 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
7979 *subsi3_carryin_const.
7980 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
7981 split into *subsi3_carryin_compare_const0 if the highpart is zero.
7984 * config/arm.vfp.md (*negdf2_vfp): Use
7985 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
7986 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
7988 2019-02-24 Jakub Jelinek <jakub@redhat.com>
7990 PR rtl-optimization/89445
7991 * simplify-rtx.c (simplify_ternary_operation): Don't use
7992 simplify_merge_mask on operands that may trap.
7993 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
7994 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
7995 second operand is CONST_VECTOR, check if any element could be zero.
7996 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
7997 their operands can trap.
7999 2019-02-23 Martin Sebor <msebor@redhat.com>
8001 * gimple-ssa-sprintf.c (target_strtol): Rename...
8002 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
8003 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
8004 check for range error.
8006 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
8009 * opts-common.c (prune_options): Also prune joined switches
8010 with Negative and RejectNegative.
8011 * config/i386/i386.opt (march=): Add Negative(march=).
8012 (mtune=): Add Negative(mtune=).
8013 * doc/options.texi: Document Negative used together with Joined
8016 2019-02-22 Martin Sebor <msebor@redhat.com>
8018 * doc/extend.texi (Other Builtins): Add
8019 __builtin_is_constant_evaluated.
8021 2019-02-22 Richard Biener <rguenther@suse.de>
8023 PR tree-optimization/87609
8024 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
8026 2019-02-22 Jeff Law <law@redhat.com>
8028 PR rtl-optimization/87761
8029 * config/mips/mips.md: Add new combiner pattern to recognize
8030 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
8032 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
8035 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
8036 destination register in peepholes generating patterns for ADDS/SUBS.
8037 (add<mode>3_compare0,
8038 *addsi3_compare0_uxtw, add<mode>3_compareC,
8039 add<mode>3_compareV_imm, add<mode>3_compareV,
8040 *adds_<optab><ALLX:mode>_<GPI:mode>,
8041 *subs_<optab><ALLX:mode>_<GPI:mode>,
8042 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
8043 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
8044 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
8045 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
8046 sub<mode>3_compare1): Allow stack pointer for source register.
8047 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
8049 2019-02-22 Martin Sebor <msebor@redhat.com>
8051 PR tree-optimization/88993
8052 PR tree-optimization/88853
8053 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
8055 (sprintf_dom_walker::call_info::is_string_func): New helper.
8056 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
8057 for formatted string functions.
8058 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
8060 2019-02-22 Martin Sebor <msebor@redhat.com>
8063 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
8064 unreachable subexpressions.
8066 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
8067 Hongtao Liu <hongtao.liu@intel.com>
8068 Sunil K Pandey <sunil.k.pandey@intel.com>
8071 * config/i386/i386-passes.def: Add
8072 pass_remove_partial_avx_dependency.
8073 * config/i386/i386-protos.h
8074 (make_pass_remove_partial_avx_dependency): New.
8075 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
8077 (pass_data_remove_partial_avx_dependency): New.
8078 (pass_remove_partial_avx_dependency): Likewise.
8079 (make_pass_remove_partial_avx_dependency): Likewise.
8080 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
8081 (*extendsfdf2): Add avx_partial_xmm_update.
8082 (truncdfsf2): Likewise.
8083 (*float<SWI48:mode><MODEF:mode>2): Likewise.
8084 (SF/DF conversion splitters): Disabled for TARGET_AVX.
8086 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
8089 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
8092 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
8095 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
8096 (PTA_SKYLAKE): Add PTA_AES.
8097 (PTA_GOLDMONT): Likewise.
8099 2019-02-22 Sudakshina Das <sudi.das@arm.com>
8101 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
8102 instruction if enabled.
8103 (aarch64_override_options): Remove reference to return address key.
8105 2019-02-22 Richard Biener <rguenther@suse.de>
8107 PR tree-optimization/89440
8108 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
8109 not necessary assert.
8111 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
8114 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
8115 (oacc_replace_fn_attrib_attr): ... this new function.
8116 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
8117 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
8119 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8121 * config/arm/arm-cpus.in (ares): Rename to...
8122 (neoverse-n1): ... This. Add ares as alias.
8123 * config/arm/arm-tables.opt: Regenerate.
8124 * config/arm/arm-tune.md: Likewise.
8125 * doc/invoke.txt (ARM Options): Document neoverse-n1.
8127 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8129 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
8130 * config/aarch64/aarch64-tune.md: Regenerate.
8131 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
8133 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8135 * config/aarch64/aarch64.c (ares_tunings): Rename to...
8136 (neoversen1_tunings): ... This.
8137 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
8138 (neoverse-n1): New CPU.
8139 * config/aarch64/aarch64-tune.md: Regenerate.
8140 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
8142 2019-02-22 Richard Biener <rguenther@suse.de>
8145 * cfghooks.h (dependence_hash): New typedef.
8146 (struct copy_bb_data): New type.
8147 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
8148 (duplicate_block): Likewise.
8149 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
8150 (copy_bbs): Create and pass down copy_bb_data.
8151 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
8152 (rtl_duplicate_bb): Likewise.
8153 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
8154 remap dependence info.
8156 2019-02-22 Richard Biener <rguenther@suse.de>
8158 PR tree-optimization/87609
8159 * tree-core.h (tree_base): Document special clique values.
8160 * tree-inline.c (remap_dependence_clique): Do not use the
8161 special clique value of one.
8162 (maybe_set_dependence_info): Use clique one.
8163 (clear_dependence_clique): New callback.
8164 (compute_dependence_clique): Clear clique one from all refs
8165 before assigning it (again).
8167 2019-02-21 Martin Sebor <msebor@redhat.com>
8169 * doc/extend.texi (__clear_cache): Correct signature.
8171 2019-02-21 Ian Lance Taylor <iant@golang.org>
8174 * varasm.c (decode_addr_const): Call lookup_constant_def rather
8175 than output_constant_def.
8176 (add_constant_to_table): New static function.
8177 (output_constant_def): Call add_constant_to_table.
8178 (tree_output_constant_def): Likewise.
8180 2019-02-21 Jakub Jelinek <jakub@redhat.com>
8183 * builtins.c (fold_builtin_arith_overflow): If first two args are
8184 INTEGER_CSTs, set intres and ovfres to constants rather than calls
8187 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
8190 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
8191 error for -mindirect-branch/-mfunction-return with incompatible
8194 2019-02-21 Jakub Jelinek <jakub@redhat.com>
8197 * constraints.md (q): Remove.
8198 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
8201 2019-02-21 Martin Jambor <mjambor@suse.cz>
8204 * omp-general.c (omp_extract_for_data): Removed a duplicate call
8205 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
8206 (omp_adjust_for_condition): ...here. Added necessary parameters.
8207 * omp-general.h (omp_adjust_for_condition): Updated declaration.
8208 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
8209 proper values to new parameters of omp_adjust_for_condition.
8211 2019-02-20 Jakub Jelinek <jakub@redhat.com>
8214 * expr.c (expand_assignment): If result is a MEM, use change_address
8215 instead of simplify_gen_subreg.
8217 2019-02-20 Jakub Jelinek <jakub@redhat.com>
8218 David Malcolm <dmalcolm@redhat.com>
8221 * fold-const.c (decode_field_reference): Return NULL_TREE if
8222 lang_hooks.types.type_for_size returns NULL. Check it before
8223 overwriting *exp_. Use return NULL_TREE instead of return 0.
8225 2019-02-20 Jakub Jelinek <jakub@redhat.com>
8229 * toplev.c (do_compile): Double the emin/emax exponents to workaround
8232 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
8235 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
8236 TARGET_SSE in addition to TARGET_SSE_MATH.
8238 (ix86_excess_precision): Ditto.
8239 (ix86_float_exceptions_rounding_supported_p): Ditto.
8240 (use_rsqrt_p): Ditto.
8241 * config/i386/sse.md (rsqrt<mode>2): Ditto.
8243 2019-02-20 David Malcolm <dmalcolm@redhat.com>
8246 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
8247 linenum_arith_t when determining if two adjacent line spans are
8248 close enough to merge.
8249 (diagnostic_show_locus): Use linenum_arith_t when iterating over
8250 lines within each line_span.
8252 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
8255 * lra-constraints.c(uses_hard_regs_p): Fix handling of
8256 paradoxical SUBREGS.
8258 2019-02-20 Li Jia He <helijia@linux.ibm.com>
8261 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
8262 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
8263 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
8266 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
8268 * config/gcn/gcn.c (print_operand): Fix typo.
8270 2019-02-19 Richard Biener <rguenther@suse.de>
8273 * toplev.c (do_compile): Initialize mpfr's exponent range
8274 based on available float modes.
8276 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
8278 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
8279 as long as the epilogue isn't completed.
8281 2019-02-18 Martin Sebor <msebor@redhat.com>
8283 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
8284 __has_cpp_attribute, and __has_include.
8286 2019-02-18 Martin Sebor <msebor@redhat.com>
8288 * doc/invoke.texi (-Wreturn-type): Correct and expand.
8290 2019-02-18 Martin Sebor <msebor@redhat.com>
8293 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
8295 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
8297 2019-02-18 Richard Biener <rguenther@suse.de>
8299 PR tree-optimization/89296
8300 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
8301 of no-warning flag to cases that might emit the bogus warning.
8303 2019-02-18 Jakub Jelinek <jakub@redhat.com>
8306 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
8308 * config/arm/vfp.md (*movdi_vfp): Likewise.
8309 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
8310 "q" constraint for operands[0].
8313 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
8314 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
8315 pattern in a temporary buffer.
8316 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
8317 than 64-operands[2].
8320 * config/s390/s390.c (s390_indirect_branch_attrvalue,
8321 s390_indirect_branch_settings): Define unconditionally.
8322 (s390_set_current_function): Likewise, but guard the whole body except
8323 the s390_indirect_branch_settings call with
8324 #if S390_USE_TARGET_ATTRIBUTE.
8325 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
8327 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
8328 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
8329 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
8330 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
8331 HOST_WIDE_INT_1U instead of 1ULL.
8332 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
8333 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
8334 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
8335 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
8337 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
8340 2019-02-18 Martin Jambor <mjambor@suse.cz>
8342 PR tree-optimization/89209
8343 * tree-sra.c (create_access_replacement): New optional parameter
8344 reg_tree. Use it as a type if non-NULL and access type is not of
8346 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
8347 to create_access_replacement.
8348 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
8349 Check lacc is non-NULL before attempting to re-create it on the RHS.
8351 2019-02-18 Martin Liska <mliska@suse.cz>
8354 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
8356 (symbol_table::free_edge): Recycle m_summary_id.
8357 * cgraph.h (get_summary_id): New.
8358 (symbol_table::release_symbol): Set m_summary_id to -1
8360 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
8361 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
8362 function_summary to fast_function_summary.
8363 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
8364 * ipa-pure-const.c (class funct_state_summary_t):
8365 Switch from function_summary to fast_function_summary.
8366 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
8367 (class ipa_ref_opt_summary_t): Switch from function_summary
8368 to fast_function_summary.
8369 * symbol-summary.h (class function_summary_base): New class
8370 that is created from base of former function_summary.
8371 (function_summary_base::unregister_hooks): New.
8372 (class function_summary): Inherit from function_summary_base.
8373 (class call_summary_base): New class
8374 that is created from base of former call_summary.
8375 (class call_summary): Inherit from call_summary_base.
8376 (struct is_same): New.
8377 (class fast_function_summary): New summary class.
8378 (class fast_call_summary): New summary class.
8379 * vec.h (vec_safe_grow_cleared): New function.
8381 2019-02-18 Martin Liska <mliska@suse.cz>
8383 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
8384 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
8385 * doc/tm.texi: Document new target hook.
8386 * doc/tm.texi.in: Likewise.
8387 * target.def: Add new target macro.
8388 * gcc.c (find_fortran_preinclude_file): Do not search multilib
8391 2019-02-17 Alan Modra <amodra@gmail.com>
8394 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
8395 output reg on add insn.
8396 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
8398 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
8401 * config/i386/sse.md (ssedoublemode): Remove V4HI.
8402 (PMULHRSW): Likewise.
8403 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
8405 (ssse3_pmulhrswv4hi3): New expander.
8407 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
8409 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
8410 MMX. Add isa attribute.
8412 2019-02-16 Jakub Jelinek <jakub@redhat.com>
8414 PR rtl-optimization/66152
8415 * builtins.h (c_readstr): Declare.
8416 * builtins.c (c_readstr): Remove forward declaration. Add
8417 null_terminated_p argument, if false, read all bytes from the
8418 string instead of stopping after '\0'.
8419 * expr.c (string_cst_read_str): New function.
8420 (store_expr): Use string_cst_read_str instead of
8421 builtin_strncpy_read_str. Try to store by pieces the whole
8422 exp_len first, and only if that fails, split it up into
8423 store by pieces followed by clear_storage. Formatting fix.
8425 * config/i386/i386.md (*movqi_internal): Remove static from
8426 buf variable. Use output_asm_insn (buf, operands); return "";
8427 instead of return buf;.
8428 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
8429 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
8430 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
8432 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
8434 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
8435 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
8436 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
8437 (CC1_SPEC): Likewise.
8438 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
8440 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
8442 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
8443 the base address on 64-bit strict-alignment platforms.
8445 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
8447 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
8449 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
8451 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
8453 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
8455 PR rtl-optimization/88308
8456 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
8457 on copied instruction.
8459 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
8461 * final.c (insn_current_reference_address): Replace test on JUMP_P
8462 with test on jump_to_label_p.
8463 * config/visium/visium-passes.def: New file.
8464 * config/visium/t-visium (PASSES_EXTRA): Define.
8465 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
8466 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
8467 (TRAMPOLINE_ALIGNMENT): Define.
8468 * config/visium/visium.c (visium_option_override): Do not register
8469 the machine-specific reorg pass here.
8470 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
8472 (output_branch): Adjust threshold for long branch instruction.
8473 * config/visium/visium.md (cpu): Move around.
8474 (length): Adjust for the GR6.
8476 2019-02-15 Richard Biener <rguenther@suse.de>
8477 Jakub Jelinek <jakub@redhat.com>
8479 PR tree-optimization/89278
8480 * tree-loop-distribution.c: Include tree-eh.h.
8481 (generate_memset_builtin, generate_memcpy_builtin): Call
8482 rewrite_to_non_trapping_overflow on builtin->size before passing it
8483 to force_gimple_operand_gsi.
8485 2019-02-15 Jakub Jelinek <jakub@redhat.com>
8488 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
8490 * opth-gen.awk: Likewise.
8492 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
8494 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
8495 Enable MMX, SSE and SSE2 by default.
8496 * config/i386/i386.c (ix86_option_override_internal): Do not
8497 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
8499 2019-02-14 Jakub Jelinek <jakub@redhat.com>
8501 PR rtl-optimization/89354
8502 * combine.c (make_extraction): Punt if extraction_mode is narrower
8505 2019-02-14 Maya Rashish <coypu@sdf.org>
8507 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
8508 * config/netbsd-d.c: New file.
8509 * config/t-netbsd: Add netbsd-d.o
8511 2018-02-14 Steve Ellcey <sellcey@marvell.com>
8513 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
8514 affects_type_identity to true for aarch64_vector_pcs.
8515 (aarch64_comp_type_attributes): New function.
8516 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
8518 2019-02-14 Tamar Christina <tamar.christina@arm.com>
8521 * config/arm/iterators.md (ANY64): Add V4HF.
8523 2019-02-14 Martin Liska <mliska@suse.cz>
8525 PR rtl-optimization/89242
8526 * dce.c (delete_unmarked_insns): Call free_dominance_info we
8527 process a transformation.
8529 2019-02-14 Jakub Jelinek <jakub@redhat.com>
8531 PR tree-optimization/89314
8532 * fold-const.c (fold_binary_loc): Cast strlen argument to
8533 const char * before dereferencing it. Formatting fixes.
8536 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
8538 2019-02-13 Ian Lance Taylor <iant@golang.org>
8540 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
8541 and set current index for other optimizations.
8543 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
8545 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
8546 nonimmediate_operand as operand 2 predicate.
8547 (vec_set<VF2_512_256:mode>_0): Ditto.
8548 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
8549 (*vec_concatv2si): Remove alternative 2.
8550 (*vec_concatv4si_0): Use vm constraint for alternative 0.
8551 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
8552 (vec_concatv2di): Split alternatives 4,5,6 to ...
8553 (*vec_concatv2di_0) ... new pattern.
8555 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
8558 * config/arm/arm.c (ldm_stm_operation_p) Set
8559 addr_reg_in_reglist correctly for first register.
8560 (load_multiple_sequence): Remove dead base check.
8561 (gen_ldm_seq): Correctly set write_back for Thumb-1.
8563 2019-02-13 Tamar Christina <tamar.christina@arm.com>
8566 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
8567 Expose as @aarch64_pred_mov.
8568 * config/aarch64/aarch64.c (aarch64_classify_address):
8569 Use expand_insn which legitimizes operands.
8571 2019-02-13 Martin Liska <mliska@suse.cz>
8573 * builtins.h (expand_builtin_with_bounds): Remove declaration.
8574 * calls.c (struct arg_data): Remove special_slot, pointer_arg
8575 and pointer_offset fields.
8576 (initialize_argument_information): Remove usage of dead
8578 * cgraph.h (struct cgraph_thunk_info): Remove
8579 add_pointer_bounds_args.
8580 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
8582 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
8584 * config/i386/i386.c (ix86_function_arg_advance): Remove
8586 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
8587 (def_builtin): Remove usage of dead
8589 (ix86_add_new_builtins): Likewise.
8590 * ipa-fnsummary.c (compute_fn_summary): Likewise.
8591 * ipa-icf.c (sem_function::equals_wpa): Likewise.
8592 (sem_function::init): Likewise.
8593 (sem_variable::merge): Likewise.
8594 * ipa-visibility.c (function_and_variable_visibility): Likewise.
8595 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
8596 * lto-cgraph.c (lto_output_node): Likewise.
8597 (lto_output_varpool_node): Likewise.
8598 (input_node): Likewise.
8599 (input_varpool_node): Likewise.
8600 * lto-streamer-out.c (lto_output): Likewise.
8601 * tree-inline.c (expand_call_inline): Remove usage of
8603 * tree-inline.h (struct copy_body_data): Likewise.
8604 * varpool.c (varpool_node::dump): Likewise.
8606 2019-02-13 Jakub Jelinek <jakub@redhat.com>
8609 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
8610 into pt->vars_contains_escaped_heap instead of setting
8611 pt->vars_contains_escaped_heap to it.
8614 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
8615 INTVAL (size), compare it to GET_MODE_MASK instead of
8616 1 << GET_MODE_BITSIZE.
8619 * config/i386/predicates.md (x86_64_immediate_operand): Allow
8620 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
8623 2019-02-13 Martin Liska <mliska@suse.cz>
8626 * cfgrtl.c (remove_barriers_from_footer): New function.
8627 (try_redirect_by_replacing_jump): Use it.
8628 (cfg_layout_redirect_edge_and_branch): Likewise.
8630 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8632 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
8633 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
8634 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
8635 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
8636 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
8637 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
8639 * config/rs6000/rs6000.c (builtin_function_type)
8640 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
8641 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
8642 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
8643 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
8644 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
8646 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
8648 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
8649 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
8651 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
8654 * config/i386/i386.md (*movoi_internal_avx): Revert revision
8655 268678 and revision 268657.
8656 (*movti_internal): Likewise.
8658 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
8661 * config/s390/s390.c (s390_decompose_address): Update comment.
8662 (s390_check_qrst_address): Reject invalid address forms after
8665 2019-02-12 Martin Liska <mliska@suse.cz>
8668 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
8669 we need default values of funct_state for a function that
8672 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
8674 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
8675 the object to pick the size of stores on strict-alignment platforms.
8677 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
8678 (*movdi_insn_sp32): Likewise.
8679 (*movdi_insn_sp64): Likewise.
8681 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
8684 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
8685 types that needs constructiong.
8686 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
8688 2019-02-12 Richard Biener <rguenther@suse.de>
8690 PR tree-optimization/89253
8691 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
8694 2019-02-11 David Malcolm <dmalcolm@redhat.com>
8697 * input.c (selftest::test_line_offset_overflow): New selftest.
8698 (selftest::input_c_tests): Call it.
8700 2019-02-11 Martin Sebor <msebor@redhat.com>
8702 PR tree-optimization/88771
8703 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
8704 when -Wstringop-overflow is set.
8705 (builtin_memref::builtin_memref): Adjust excessive upper bound
8706 only when lower bound is not excessive.
8707 (maybe_diag_overlap): Detect and diagnose excessive bounds via
8708 -Wstringop-ovefflow.
8709 (maybe_diag_offset_bounds): Rename...
8710 (maybe_diag_access_bounds): ...to this.
8711 (check_bounds_or_overlap): Adjust for name change above.
8713 2019-02-11 Martin Sebor <msebor@redhat.com>
8716 * builtins.c (max_object_size): Move from here...
8717 * builtins.h (max_object_size): ...and here...
8718 * tree.c (max_object_size): ...to here...
8719 * tree.h (max_object_size): ...and here.
8721 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
8723 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
8724 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
8725 for correct semantics.
8727 2019-02-11 Alan Modra <amodra@gmail.com>
8729 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
8730 -mlongcall and -mpltseq.
8731 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
8732 (RS/6000 and PowerPC Options <-mpltseq>): Document.
8733 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
8734 * config/rs6000/sysv4.opt (mpltseq): New option.
8735 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
8736 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
8737 support is lacking. Don't allow -mpltseq with -mbss-plt.
8738 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
8739 -mpltseq given for ELFv1.
8740 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
8741 Only use UNSPEC_PLTSEQ for inline PLT calls.
8742 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
8743 use UNSPEC_PLTSEQ for inline PLT calls.
8744 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
8745 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
8746 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
8747 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8748 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8749 (pltseq_mtctr_<mode>): Likewise.
8751 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8753 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
8755 * configure: Regenerate.
8757 2019-02-11 Jakub Jelinek <jakub@redhat.com>
8760 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
8763 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
8765 * function.c (assign_parm_setup_block): Use the stored
8766 size, not the passed size, when allocating stack-space,
8767 also for a parameter with alignment larger than
8768 MAX_SUPPORTED_STACK_ALIGNMENT.
8770 2019-02-11 Martin Liska <mliska@suse.cz>
8773 * ipa-cp.c (build_toporder_info): Remove usage of a param.
8774 * ipa-inline.c (inline_small_functions): Likewise.
8775 * ipa-pure-const.c (propagate_pure_const): Likewise.
8776 (propagate_nothrow): Likewise.
8777 * ipa-reference.c (propagate): Likewise.
8778 * ipa-utils.c (struct searchc_env): Remove unused field.
8779 (searchc): Always search across AVAIL_INTERPOSABLE.
8780 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
8781 the only called IPA pure const can properly not propagate
8782 across interposable boundary.
8783 * ipa-utils.h (ipa_reduced_postorder): Remove param.
8785 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
8787 * config/nds32/nds32.md (call_internal, call_value_internal,
8788 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
8790 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
8792 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
8795 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
8797 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
8800 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
8802 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
8804 2019-02-10 Jakub Jelinek <jakub@redhat.com>
8806 PR tree-optimization/89268
8807 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
8808 if preds is non-NULL.
8810 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8813 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
8816 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
8818 * config/nds32/nds32.md (trap): New pattern.
8820 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
8822 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
8825 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
8827 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
8830 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8832 * ipa-visibility.c (localize_node): Also do not localize
8833 LDPR_PREVAILING_DEF_IRONLY_EXP.
8835 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8838 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
8839 instead of type_with_linkage.
8841 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8844 * params.def (uninlined-function-insns, uninlined-function-time,
8845 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
8846 bound so we don't get overflows.
8848 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
8850 * config/rs6000/rs6000-string.c (expand_compare_loop,
8851 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
8854 2019-02-09 Jakub Jelinek <jakub@redhat.com>
8857 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8858 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
8859 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
8861 2019-02-09 Alan Modra <amodra@gmail.com>
8864 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
8865 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
8868 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
8871 * lra-constraints.c (process_alt_operands): Don't increase reject
8872 for memory when offset memory is required.
8874 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
8876 * config/s390/vector.md: Implement vector copysign.
8878 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8880 * expr.c (expand_constructor): Correct indentations.
8882 2019-02-08 Richard Biener <rguenther@suse.de>
8884 PR tree-optimization/89247
8885 * tree-if-conv.c: Include tree-cfgcleanup.h.
8886 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
8887 (tree_if_conversion): Pass through predicate vector.
8888 (pass_if_conversion::execute): Do CFG cleanup and SSA update
8889 inline, see if any if-converted loops we refrece in
8890 LOOP_VECTORIZED calls vanished and fixup.
8891 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
8893 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
8895 * config/s390/constraints.md (jdd): New constraint.
8897 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8900 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
8901 upper 16 vector registers without TARGET_AVX512VL.
8902 (*movti_internal): Likewise.
8904 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8906 PR rtl-optimization/89234
8907 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
8908 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
8909 (copy_reg_eh_region_note_backward): Likewise.
8911 2019-02-08 Richard Biener <rguenther@suse.de>
8914 * tree-data-ref.c (initialize_matrix_A): Fail if constant
8916 (analyze_subscript_affine_affine): Handle failure from
8917 initialize_matrix_A.
8919 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8921 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
8924 2019-02-07 David Malcolm <dmalcolm@redhat.com>
8926 PR tree-optimization/86637
8927 PR tree-optimization/89235
8928 * tree-vect-loop.c (optimize_mask_stores): Add an
8929 auto_purge_vect_location sentinel to ensure that vect_location is
8932 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
8933 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
8934 to ensure that vect_location is purged on exit.
8935 (pass_slp_vectorize::execute): Likewise, replacing the manual
8937 * tree-vectorizer.h (class auto_purge_vect_location): New class.
8939 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8941 * config/aarch64/iterators.md (max_opp): New code_attr.
8942 (USMAX): New code iterator.
8943 * config/aarch64/predicates.md (aarch64_smin): New predicate.
8944 (aarch64_smax): Likewise.
8945 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
8946 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
8949 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
8952 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
8953 for TARGET_AVX512VL.
8954 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
8956 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
8958 * config/s390/s390-builtin-types.def: Add new types.
8959 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
8960 (s390_vec_xlw4): Make the memory operand into a const pointer.
8961 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
8963 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
8964 a new vector type with the alignment of the scalar memory operand.
8966 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
8967 Jakub Jelinek <jakub@redhat.com>
8970 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
8971 arm_count_ldrdstrd_insns): New declarations.
8972 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
8974 (valid_operands_ldrd_strd): New function.
8975 (arm_count_ldrdstrd_insns): New function.
8976 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
8977 sets instead of single DImode set and define new insns to match this.
8979 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8981 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
8982 Make it a C initializer.
8984 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8987 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
8989 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8991 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
8992 Use neon_dot<q> for type.
8993 (neon_<sup>dot_lane<vsi2qi>): Likewise.
8995 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8997 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
8998 Use neon_dot<q> for type.
8999 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
9000 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
9002 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
9004 PR rtl-optimization/89225
9005 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
9008 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
9010 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
9011 after restoring registers saved to allocate the frame on Windows.
9013 2019-02-06 Richard Biener <rguenther@suse.de>
9015 PR tree-optimization/89182
9016 * graphite.h (cached_scalar_evolution_in_region): Declare.
9017 * graphite.c (struct seir_cache_key): New.
9018 (struct sese_scev_hash): Likewise.
9019 (seir_cache): New global.
9020 (cached_scalar_evolution_in_region): New function.
9021 (graphite_transform_loops): Allocate and release seir_cache.
9022 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
9023 cached_scalar_evolution_in_region.
9024 * graphite-scop-detection.c (scop_detection::can_represent_loop):
9026 (scop_detection::graphite_can_represent_expr: Use
9027 cached_scalar_evolution_in_region.
9028 (scop_detection::stmt_simple_for_scop_p): Likewise.
9029 (find_params_in_bb): Likewise.
9030 (gather_bbs::before_dom_children): Likewise.
9031 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
9032 (add_loop_constraints): Likewise.
9034 2019-02-06 Jakub Jelinek <jakub@redhat.com>
9037 * fold-const-call.c (fold_const_vec_convert): Pass true as last
9038 operand to new_unary_operation only if both element types are integral
9039 and it isn't a widening conversion. Return NULL_TREE if
9040 new_unary_operation failed.
9042 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
9045 * config/s390/s390.md: Remove load and test FP splitter.
9047 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
9050 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
9051 expand_compare_loop, expand_block_compare_gpr,
9052 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
9053 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
9054 #include "profile-count.h" and "predict.h" for types and functions
9055 needed to work with REG_BR_PROB notes.
9057 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
9060 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
9061 for the long branch case.
9063 2019-02-05 Jakub Jelinek <jakub@redhat.com>
9066 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
9067 can throw, non-call exceptions are enabled and we can't delete
9068 dead exceptions or alter cfg. Set must_clean if
9069 delete_insn_and_edges returns true, don't set it blindly for calls.
9070 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
9072 PR rtl-optimization/89195
9073 * combine.c (make_extraction): For MEMs, don't extract bytes outside
9074 of the original MEM.
9076 2019-02-05 Martin Liska <mliska@suse.cz>
9078 PR gcov-profile/89000
9079 * gcov.c (function_summary): Remove argument.
9080 (file_summary): New function.
9081 (print_usage): Replace tabs with spaces.
9082 (generate_results): Use new function file_summary.
9084 2019-02-05 Jakub Jelinek <jakub@redhat.com>
9087 * optabs.c (prepare_cmp_insn): Pass x and y to
9088 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
9090 2019-02-05 Richard Biener <rguenther@suse.de>
9093 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
9094 (struct bitmap_element): Drop chain_prev so we properly recurse on
9095 the prev member, supporting tree views.
9096 (struct bitmap_head): GTY skip the obstack member.
9098 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
9101 * doc/extend.texi (Vector Extensions): Add an example of using vector
9102 types together with x86 intrinsics.
9104 2019-02-04 Alan Modra <amodra@gmail.com>
9106 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
9107 str[] size to 160, and comment.
9109 2019-02-04 Alan Modra <amodra@gmail.com>
9111 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
9112 (rs6000_pltseq_template): Guard output of TLS markers with
9114 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
9115 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
9116 to use inline PLT sequences.
9117 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
9118 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
9119 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
9121 2019-02-04 Martin Liska <mliska@suse.cz>
9124 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
9125 out when ipa_fn_summaries does not contain entry for callee.
9127 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
9129 * config/sparc/sparc.h: Remove superfluous blank lines.
9130 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
9131 (got_register_rtx): ...this.
9132 (sparc_got): Adjust to above renaming.
9133 (sparc_tls_got): Likewise.
9134 (sparc_delegitimize_address): Likewise.
9135 (sparc_output_mi_thunk): Likewise.
9136 (sparc_init_pic_reg): Likewise.
9137 (save_local_or_in_reg_p): Fix test on the GOT register.
9138 (USE_HIDDEN_LINKONCE): Move around.
9139 (get_pc_thunk_name): Likewise.
9140 (gen_load_pcrel_sym): Likewise.
9141 (load_got_register): Likewise.
9143 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
9145 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
9146 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
9148 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
9150 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
9153 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
9155 * config.gcc (with_nds32_lib, glibc):
9156 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
9157 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
9158 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
9160 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
9163 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
9164 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
9165 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
9166 (*rcpsf2_sse): Ditto.
9167 (*rsqrtsf2_sse): Ditto.
9168 (sse4_1_round<mode<2): Ditto.
9170 2019-02-03 Richard Biener <rguenther@suse.de>
9173 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
9176 2019-02-02 Jakub Jelinek <jakub@redhat.com>
9179 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9180 Punt with warning on aggregate return or argument types. Ignore
9181 type/mode checking for uniform arguments.
9183 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
9185 * combine.c (try_combine): Do not print "Can't combine" messages unless
9186 printing failed combination attempts.
9188 2019-02-01 Martin Jambor <mjambor@suse.cz>
9191 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
9192 segment and global segment variables before making them static.
9194 2019-02-01 Martin Jambor <mjambor@suse.cz>
9196 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
9197 missed optimization dump with dump_enabled_p.
9199 2019-02-01 Richard Biener <rguenther@suse.de>
9202 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
9203 the instantiate cache.
9204 (instantiate_scev_binary): Elide second operand procesing
9205 if equal to the first.
9206 * tree-chrec.c (chrec_contains_symbols): Add visited set.
9207 (chrec_contains_undetermined): Likewise.
9208 (tree_contains_chrecs): Likewise.
9210 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
9212 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
9214 2019-02-01 Jakub Jelinek <jakub@redhat.com>
9216 PR tree-optimization/89143
9217 * wide-int-range.h (wide_int_range_absu): Declare.
9218 * wide-int-range.cc (wide_int_range_absu): New function.
9219 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
9221 PR tree-optimization/88107
9222 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
9223 instead of assertion that eh_region_outermost is non-NULL, if it
9224 is NULL, set *ALL to true and return NULL.
9225 (move_sese_region_to_fn): Adjust caller, if all is set, call
9226 duplicate_eh_regions with NULL region.
9228 2019-02-01 Richard Biener <rguenth@suse.de>
9230 PR rtl-optimization/88593
9231 * mode-switching.c (optimize_mode_switching): Free dominators before
9232 calling cleanup_cfg.
9234 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
9236 PR tree-optimization/88932
9237 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
9239 2019-01-31 Jakub Jelinek <jakub@redhat.com>
9242 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
9243 bogus clang warning.
9245 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
9248 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
9249 alternative to avoid partial SSE register stall for TARGET_AVX.
9250 (truncdfsf2): Ditto.
9251 (sse4_1_round<mode>2): Ditto.
9253 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
9255 PR tree-optimization/89008
9256 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
9257 process anything of the form X * 0.
9259 2019-01-31 Richard Biener <rguenther@suse.de>
9261 PR tree-optimization/89135
9262 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
9263 with abnormal preds.
9265 2019-01-31 Jakub Jelinek <jakub@redhat.com>
9268 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
9269 always_inline callees into no_sanitize_address callers.
9271 2019-01-31 Richard Biener <rguenther@suse.de>
9273 PR rtl-optimization/89115
9274 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
9276 2019-01-30 Martin Sebor <msebor@redhat.com>
9279 * doc/extend.texi (cast to a union): Correct and expand.
9281 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
9283 PR rtl-optimization/87246
9284 * lra-constraints.c (simplify_operand_subreg): Reload memory
9285 in subreg if the address became invalid.
9287 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
9290 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
9291 Disable for little-endian.
9293 2019-01-30 Richard Biener <rguenther@suse.de>
9295 PR rtl-optimization/89115
9296 * opts.c (default_options_optimization): Reduce
9297 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
9298 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
9301 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
9303 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
9304 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
9305 type of vector element when vec_extract is implemented by direct
9308 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
9310 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
9312 2019-01-30 Richard Biener <rguenther@suse.de>
9314 PR tree-optimization/89111
9315 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
9316 canonicalization to appropriately sized access types.
9318 2019-01-30 Jakub Jelinek <jakub@redhat.com>
9321 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
9322 for arguments to functions that are TU-local and shouldn't be
9323 referenced by assembly.
9325 2019-01-30 Ulrich Drepper <drepper@redhat.com>
9327 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
9330 2019-01-29 Martin Sebor <msebor@redhat.com>
9333 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
9335 2019-01-29 Jakub Jelinek <jakub@redhat.com>
9339 * omp-simd-clone.c (simd_clone_clauses_extract)
9340 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
9341 OMP_CLAUSE_ALIGNED_ALIGNMENT.
9343 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
9345 * config.gcc: Force .init_array for ARC.
9347 2019-01-29 Richard Biener <rguenther@suse.de>
9350 * dwarf2out.c (collect_skeleton_dies): New helper.
9351 (copy_decls_for_unworthy_types): Call it.
9352 (build_abbrev_table): Assert we do not try to replace
9353 DW_AT_signature refs with local refs.
9355 2019-01-28 Jakub Jelinek <jakub@redhat.com>
9358 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
9359 for lastprivate/linear IV, push gimplify context around gimplify_assign
9360 and, if it needed any temporaries, pop it into a gimple bind around the
9363 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
9365 * common.opt (-Wattribute-alias): Remove "no-" from name.
9366 Make -Wattribute-alias command line option and
9367 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
9369 2019-01-28 Jakub Jelinek <jakub@redhat.com>
9372 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
9373 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
9375 (bmi2): Add missing @opindex.
9376 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
9377 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
9378 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
9379 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
9380 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
9381 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
9382 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
9383 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
9384 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
9385 xsavec, xsaveopt and xsaves options.
9387 2019-01-28 Richard Biener <rguenther@suse.de>
9390 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
9393 2019-01-28 Richard Biener <rguenther@suse.de>
9395 PR tree-optimization/88739
9396 * tree-cfg.c (verify_types_in_gimple_reference): Verify
9397 BIT_FIELD_REFs only are applied to mode-precision operands
9398 when they are integral.
9399 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
9400 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
9401 BIT_FIELD_REFs of non-mode-precision integral operands.
9403 2019-01-27 Jakub Jelinek <jakub@redhat.com>
9406 * config/i386/sse.md
9407 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
9408 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
9409 first constants in pairs are multiples of 2. Formatting fixes.
9410 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
9411 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
9412 first constants in each quadruple are multiples of 4. Formatting fixes.
9414 2019-01-26 Martin Jambor <mjambor@suse.cz>
9417 * tree-inline.c: Include tree-cfgcleanup.h.
9418 (delete_unreachable_blocks_update_callgraph): Move...
9419 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
9420 ...here, make externally visible, make second argument bool, adjust
9422 * tree-cfgcleanup.c: Include cgraph.h.
9423 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
9425 * ipa-prop.c: Include tree-cfgcleanup.h.
9426 (ipcp_transform_function): Call
9427 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
9429 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
9431 PR rtl-optimization/88846
9432 * ira.c (process_set_for_memref_referenced_p): New.
9433 (memref_referenced_p): Add new param. Use
9434 process_set_for_memref_referenced_p. Add new switch cases.
9435 (memref_used_between_p): Pass new arg to memref_referenced_p.
9437 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
9440 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
9441 argument ABI_BREAK. Set to true if the calculated alignment has
9442 changed in gcc-9. Check bit-fields for their base type alignment.
9443 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
9444 (aarch64_function_arg_boundary): Likewise.
9445 (aarch64_gimplify_va_arg_expr): Likewise.
9447 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
9450 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
9451 instead of accessing TREE_INT_CST_ELT directly.
9453 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
9455 * doc/sourcebuild.texi (Environment attributes): Add fenv and
9456 fenv_exceptions description.
9458 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
9460 PR rtl-optimization/87763
9461 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
9462 Allow SUBREG when matching CC_NZmode compare.
9464 2019-01-25 Richard Biener <rguenther@suse.de>
9466 PR tree-optimization/89049
9467 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
9468 Look at the pattern stmt to determine if the stmt is vectorized.
9470 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
9472 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
9473 (pred_mov<mode>): Handle all-register forms using both a new
9474 alternative and a split.
9476 2019-01-25 Richard Biener <rguenther@suse.de>
9478 PR tree-optimization/86865
9479 * graphite-scop-detection.c (scop_detection::can_represent_loop):
9480 Reject non-do-while loops.
9482 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
9484 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
9485 * config/rs6000/constraints.md (Q constraint): Use REG_P.
9486 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
9487 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
9488 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
9489 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9490 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
9491 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
9492 vlogical_operand, gpc_reg_operand, int_reg_operand,
9493 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
9494 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
9495 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
9496 (save_world_operation, restore_world_operation, lmw_operation,
9497 stmw_operation): Use MEM_P and REG_P.
9498 (tie_operand): Use MEM_P.
9499 (vrsave_operation, crsave_operation): Use REG_P.
9500 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
9501 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
9502 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
9503 (call_operand): Use HARD_REGISTER_P.
9504 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
9506 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
9507 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
9508 quad_aligned_load_p, replace_swapped_aligned_store,
9509 recombine_lvx_pattern, replace_swapped_aligned_load,
9510 recombine_stvx_pattern): Use MEM_P.
9511 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
9512 Use MEM_P and SYMBOL_REF_P.
9513 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
9514 (insn_is_swappable_p): Use REG_P and MEM_P.
9515 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
9516 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
9518 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
9520 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
9522 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
9523 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
9524 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
9525 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
9527 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
9528 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
9529 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
9530 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
9531 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
9532 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
9533 rs6000_split_logical_di): Use CONST_INT_P.
9534 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
9535 REG_P and SYMBOL_REF_P.
9536 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
9537 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
9538 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
9539 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
9540 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
9541 (small_data_operand, print_operand_address): Use CONST_INT_P and
9543 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
9544 (rs6000_init_hard_regno_mode_ok, direct_move_p):
9545 Use HARD_REGISTER_NUM_P.
9546 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
9547 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
9548 SUBREG_P and SYMBOL_REF_P.
9549 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
9550 and HARD_REGISTER_NUM_P.
9551 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
9553 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
9554 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
9556 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
9557 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
9558 find_addr_reg): Use REG_P.
9559 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
9560 (rs6000_emit_le_vsx_move): Use SUBREG_P.
9561 (offsettable_ok_by_alignment, constant_pool_expr_p,
9562 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
9563 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
9564 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
9565 rs6000_assemble_integer, create_TOC_reference,
9566 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
9567 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
9568 (rs6000_split_vec_extract_var): Use reg_or_subregno.
9569 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
9570 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
9571 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9572 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9573 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
9574 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
9575 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
9576 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
9577 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
9578 and cbranch<mode>4): Use CONST_INT_P.
9579 (multiple define_splits): Use REG_P and SUBREG_P.
9580 (define_expands call, call_value): Use MEM_P.
9581 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
9582 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
9583 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
9584 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
9585 and HARD_REGISTER_NUM_P.
9586 (multiple define_splits): Use HARD_REGISTER_NUM_P.
9588 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
9590 PR rtl-optimization/88948
9591 * rtl.h (prepare_copy_insn): New prototype.
9592 * gcse.c (prepare_copy_insn): New function, split out from
9593 process_insert_insn.
9594 (process_insert_insn): Use prepare_copy_insn.
9595 * store-motion.c (replace_store_insn): Use prepare_copy_insn
9596 instead of gen_move_insn.
9598 2019-01-24 Jakub Jelinek <jakub@redhat.com>
9601 * config/i386/i386.c (ix86_pic_register_p): Return true for
9604 PR tree-optimization/88964
9605 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
9606 punt if HONOR_SNANS (chrec).
9609 * tree-nested.c (convert_nonlocal_reference_stmt,
9610 convert_local_reference_stmt, convert_tramp_reference_stmt,
9611 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
9612 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
9615 PR tree-optimization/89027
9616 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
9617 for "omp simd array" variables.
9619 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
9622 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
9623 force the alignment of m_val.
9625 2019-01-24 Richard Biener <rguenther@suse.de>
9628 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
9629 When in "legacy" debug mode make sure to reset self-origins.
9631 2019-01-24 Martin Liska <mliska@suse.cz>
9633 PR gcov-profile/88994
9634 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
9635 result will be always smaller or equal to the original.
9636 * gcov.c (mangle_name): Fix else branch where we should
9637 also copy to PTR and shift the pointer.
9639 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
9641 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
9642 * vr-values.c (find_case_label_ranges): Fix a comment typo.
9644 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
9646 * common/config/i386/i386-common.c
9647 (OPTION_MASK_ISA_ENQCMD_SET,
9648 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
9649 (ix86_handle_option): Handle -menqcmd.
9650 * config.gcc (enqcmdintrin.h): New header file.
9651 * config/i386/cpuid.h (bit_ENQCMD): New bit.
9652 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
9654 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
9656 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
9657 __builtin_ia32_enqcmds): New builtins.
9658 * config/i386/i386-c.c (__ENQCMD__): New macro.
9659 * config/i386/i386-option.c (ix86_target_string): Add
9661 (ix86_valid_target_attribute_inner_p): Likewise.
9662 * config/i386/i386-expand.c
9663 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
9664 IX86_BUILTIN_ENQCMDS.
9665 * config/i386/i386.h (TARGET_ENQCMD): New.
9666 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
9667 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
9668 (movdir64b_<mode>): Parameterize to enable share expansion code
9669 with ENQCMD in function ix86_expand_builtin.
9670 * config/i386/i386.opt: Add -menqcmd.
9671 * config/i386/immintrin.h: Include enqcmdintrin.h.
9672 * config/i386/enqcmdintrin.h: New intrinsic file.
9673 * doc/invoke.texi: Add -menqcmd.
9675 2019-01-23 Bin Cheng <bin.cheng@arm.com>
9676 Steve Ellcey <sellcey@marvell.com>
9679 * recog.c (address_operand): Return false on wrong mode for address.
9680 (constrain_operands): Check for mode with 'p' constraint.
9682 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
9685 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
9686 Disparage MMX alternative.
9687 (sse2_cvtpd2pi): Ditto.
9688 (sse2_cvttpd2pi): Ditto.
9690 2019-01-23 David Malcolm <dmalcolm@redhat.com>
9693 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
9694 use-after-free of the result of
9695 aarch64_get_extension_string_for_isa_flags.
9697 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9700 * doc/extend.texi: Document break and continue behavior in
9701 statement expressions.
9703 2019-01-23 Richard Biener <rguenther@suse.de>
9705 PR tree-optimization/89008
9706 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
9707 not leave another stray operand.
9709 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9711 * BASE-VER: Bump to 9.0.1.
9713 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
9715 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
9716 thunk that returns by reference, use the type of the return object
9717 of the thunk instead of that of the alias to build the dereference.
9719 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
9721 * config/arc/atomic.md: Add operand to DMB instruction.
9723 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9725 PR tree-optimization/88964
9726 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
9727 build_zero_cst instead of build_int_cst. Return false for loop
9728 invariants which honor signed zeros.
9730 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
9732 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
9734 2019-01-22 Jakub Jelinek <jakub@redhat.com>
9737 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
9738 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
9739 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
9742 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
9743 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
9746 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
9747 Disable for little endian.
9749 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
9752 * config/arm/arm.c (arm_needs_double_word_align): Check
9753 DECL_BIT_FIELD_TYPE.
9755 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
9756 H.J. Lu <hongjiu.lu@intel.com>
9759 * config/i386/i386-builtin.def: Add mask2 to all builtin
9760 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
9762 * config/i386/i386.c (BDESC): Add mask2 to the definition.
9763 (BDESC_FIRST): Likewise.
9764 (define_builtin): Add an argument for mask2. Updated to handle
9765 both ix86_isa_flags and ix86_isa_flags2.
9766 (define_builtin_const): Likewise.
9767 (define_builtin_pure): Likewise.
9768 (define_builtin2): Deleted.
9769 (define_builtin_const2): Likewise.
9770 (builtin_description): Add a member, mask2.
9771 (bdesc_*): Add mask2 to builtin initializations.
9772 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
9773 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
9775 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
9777 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
9780 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
9783 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
9786 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
9787 alignment is dominated by a bitfield with 64-bit aligned base type.
9788 (arm_function_arg): Emit a warning if the alignment has changed since
9789 earlier GCC releases.
9790 (arm_function_arg_boundary): Likewise.
9791 (arm_setup_incoming_varargs): Likewise.
9793 2019-01-22 Richard Biener <rguenther@suse.de>
9795 PR tree-optimization/88862
9796 * graphite-scop-detection.c
9797 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
9799 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
9801 * doc/extend.tex (AMD GCN Function Attributes): New section.
9802 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
9803 * doc/invoke.texi (AMD GCN Options): New section.
9804 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
9806 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
9808 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
9809 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
9811 2019-01-22 Jakub Jelinek <jakub@redhat.com>
9813 PR tree-optimization/88044
9814 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
9815 is false in the first iteration, but !every_iteration, return false
9816 instead of true with niter->niter zero.
9818 PR rtl-optimization/88904
9819 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
9820 any nonequal registers before processing BB_END (b).
9823 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
9825 (expand_binop_directly, expand_doubleword_clz,
9826 expand_doubleword_popcount, expand_ctz, expand_ffs,
9827 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
9829 PR rtl-optimization/49429
9831 PR rtl-optimization/86334
9833 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
9834 addressable from here...
9835 (emit_block_op_via_libcall): ... to here.
9837 2019-01-22 Richard Biener <rguenther@suse.de>
9839 * tree-vect-loop.c (vect_analyze_loop_operations): Use
9840 auto_vec for cost vector to fix memleak.
9841 (vectorize_fold_left_reduction): Properly gather SLP defs.
9842 (vectorizable_comparison): Do not swap operands to properly
9845 2019-01-22 Alan Modra <amodra@gmail.com>
9848 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
9849 stays a reg. Allow a const_int.
9850 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
9851 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
9852 (IS_NOMARK_TLSGETADDR): Define.
9853 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
9854 (rs6000_output_tlsargs): New function.
9855 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
9856 __tls_get_addr call takes an arg.
9857 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
9858 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
9860 (call_value_nonlocal_sysv): ..or here, delete split.
9861 (tls_gdld_nomark): Delete.
9862 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
9863 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
9864 (call_value_nonlocal_sysv): Likewise.
9865 (call_value_nonlocal_sysv_secure): Likewise.
9866 (call_value_nonlocal_aix): Likewise.
9867 (call_value_indirect_aix): Likewise.
9868 (call_value_indirect_elfv2): Likewise.
9869 (call_value_local32, call_value_local64): Disable for no-mark tls.
9870 (call_value_local_aix): Likewise.
9872 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
9875 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
9876 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
9878 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
9880 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
9881 string contents as hash_map keys.
9883 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9886 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
9887 for rvalue context. Handle rvalues correctly. Use min_align_of_type
9888 instead of TYPE_ALIGN.
9889 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
9890 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
9891 pointer from TYPE_STUB_DECL.
9893 2019-01-21 Richard Biener <rguenther@suse.de>
9895 PR tree-optimization/88934
9896 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
9897 at the possibly non-constant operand.
9898 (vect_get_constant_vectors): Adjust.
9900 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
9903 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
9904 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
9905 instead of _X86INTRIN_H_INCLUDED.
9906 * onfig/i386/clwbintrin.h: Likewise.
9907 * config/i386/pkuintrin.h: Likewise.
9908 * config/i386/prfchwintrin.h: Likewise.
9909 * config/i386/rdseedintrin.h: Likewise.
9910 * config/i386/wbnoinvdintrin.h: Likewise.
9911 * config/i386/xsavecintrin.h: Likewise.
9912 * config/i386/xsavesintrin.h: Likewise.
9913 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
9914 * config/i386/xsaveintrin.h: Likewise.
9915 * config/i386/xsaveoptintrin.h: Likewise.
9916 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
9917 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
9918 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
9919 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
9920 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
9921 * config/i386/immintrin.h: Here.
9923 2019-01-20 Martin Jambor <mjambor@suse.cz>
9926 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
9927 with aa_walk_budget.
9928 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
9929 aa_walk_budget_p parameter.
9930 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
9931 walk. Updated all callers.
9932 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
9933 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
9935 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
9936 parameter info. Extract info from fbi. Pass fbi to recursive calls
9937 and to unmodified_parm.
9938 (phi_result_unknown_predicate): New parameter fbi, removed parameter
9939 info, updated call to will_be_nonconstant_expr_predicate.
9940 (param_change_prob): New parameter fbi, limit AA walking.
9941 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
9942 calls to various above functions.
9943 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
9944 parameter. Use it to limit AA walking.
9945 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
9947 (detect_type_change): New parameter fbi, pass it on to
9948 detect_type_change_from_memory_writes.
9949 (detect_type_change_ssa): Likewise.
9950 (aa_overwalked): Removed.
9951 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
9952 accordingly, adjust to the neew AA limiting scheme.
9953 (parm_ref_data_preserved_p): Likewise.
9954 (ipa_compute_jump_functions_for_edge): Adjust call to
9956 (ipa_analyze_call_uses): Likewise.
9957 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
9958 (ipa_analyze_node): Initialize aa_walk_budget.
9959 (ipcp_transform_function): Likewise.
9960 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
9961 to get_dynamic_type.
9963 2019-01-19 Jakub Jelinek <jakub@redhat.com>
9965 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
9966 outside of #if CHECKING_P code.
9968 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
9970 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
9971 New function, split out from...
9972 (loop_versioning::analyze_stride): ...here.
9973 (loop_versioning::find_per_loop_multiplication): Use gassign.
9974 (loop_versioning::analyze_term_using_scevs): Return a success code.
9975 (loop_versioning::analyze_arbitrary_term): New function.
9976 (loop_versioning::analyze_address_fragment): Use
9977 analyze_arbitrary_term if all else fails.
9979 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
9982 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
9985 2019-01-18 Richard Biener <rguenther@suse.de>
9987 PR tree-optimization/88903
9988 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
9989 scalar stmts a SLP shift amount is composed of when detecting
9992 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
9995 * config/arm/arm-cpus.in (mp): New feature.
9997 (fgroup ARMv7ve): Add mp and sec features.
9998 (arch armv7-a): Add options to allow mp and sec extensions.
9999 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
10000 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
10001 extenstions to the base architecture.
10002 (cpu cortex-a8): Add sec extension to the base architecture.
10003 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
10004 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
10005 variants down to the base v7-a varaint.
10006 * config/arm/t-multilib (v7_a_arch_variants): New variable.
10007 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
10008 of permitted extensions for -march=armv7-a and for
10009 -mcpu=generic-armv7-a.
10011 2019-01-18 Martin Liska <mliska@suse.cz>
10013 * params.def: Fix comment.
10014 * tree-profile.c (gimple_init_gcov_profiler): Bump function
10016 (gimple_gen_ic_func_profiler): Likewise.
10018 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10020 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
10021 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
10022 and put in error checks for stack protector guard options.
10023 (aarch64_stack_protect_guard): New.
10024 (TARGET_STACK_PROTECT_GUARD): Define.
10025 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
10026 (reg_stack_protect_address<mode>): New.
10027 (stack_protect_set): Adjust for SSP_GLOBAL.
10028 (stack_protect_test): Likewise.
10029 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
10030 (-mstack-protector-guard): Likewise.
10031 (-mstack-protector-guard-offset): Likewise.
10033 2019-01-18 Jakub Jelinek <jakub@redhat.com>
10035 PR tree-optimization/86214
10036 * tree-inline.h (struct copy_body_data): Add
10037 add_clobbers_to_eh_landing_pads member.
10038 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
10039 (copy_edges_for_bb): Call it if EH edge destination is <
10040 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
10041 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
10042 if flag_stack_reuse != SR_NONE and clear it afterwards.
10044 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
10047 * doc/install.texi (with-multilib-list): Document for aarch64.
10049 2019-01-18 Jakub Jelinek <jakub@redhat.com>
10052 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
10053 (("..."))) with ("...").
10055 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
10057 * doc/extend.texi (Built-in Functions for Memory Model Aware
10058 Atomic Operations): Document atomic fetch and nand.
10060 2019-01-18 Martin Liska <mliska@suse.cz>
10061 Richard Biener <rguenther@suse.de>
10063 PR middle-end/88587
10064 * cgraph.h (create_version_clone_with_body): Add new argument
10066 * cgraphclones.c (cgraph_node::create_version_clone): Add
10067 DECL_ATTRIBUTES to a newly created decl. And call
10068 valid_attribute_p so that proper cl_target_optimization_node
10069 is set for the newly created declaration.
10070 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
10072 (expand_target_clones): Do not call valid_attribute_p, it must
10074 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
10077 2019-01-17 Jakub Jelinek <jakub@redhat.com>
10080 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
10081 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
10082 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
10084 2019-01-17 Martin Sebor <msebor@redhat.com>
10086 PR middle-end/88273
10087 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
10088 Handle anti-ranges the same as no range at all.
10090 2018-01-17 Steve Ellcey <sellcey@cavium.com>
10092 * config/aarch64/aarch64.c (cgraph.h): New include.
10093 (intl.h): New include.
10094 (supported_simd_type): New function.
10095 (currently_supported_simd_type): Ditto.
10096 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
10097 (aarch64_simd_clone_adjust): Ditto.
10098 (aarch64_simd_clone_usable): Ditto.
10099 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
10100 (TARGET_SIMD_CLONE_ADJUST): Ditto.
10101 (TARGET_SIMD_CLONE_USABLE): Ditto.
10102 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
10103 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
10106 2019-01-17 Martin Sebor <msebor@redhat.com>
10108 PR tree-optimization/88800
10109 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
10110 NO_WARNING bit here. Avoid folding out-of-bounds calls.
10111 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
10112 redundant argument. Add new argument and issue diagnostics under
10113 its control. Detect out-of-bounds access even with warnings
10115 (check_bounds_or_overlap): Change return type. Add argument.
10116 (wrestrict_dom_walker::check_call): Adjust.
10117 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
10118 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
10119 check_bounds_or_overlap's return value.
10120 (handle_builtin_stxncpy): Same.
10121 (handle_builtin_strcat): Same.
10123 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
10124 Kwok Cheung Yeung <kcy@codesourcery.com>
10125 Julian Brown <julian@codesourcery.com>
10126 Tom de Vries <tom@codesourcery.com>
10128 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
10130 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
10132 * doc/sourcebuild.texi: Document dg-require-effective-target
10133 llvm_binutils and offload_gcn.
10135 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
10136 Kwok Cheung Yeung <kcy@codesourcery.com>
10137 Julian Brown <julian@codesourcery.com>
10138 Tom de Vries <tom@codesourcery.com>
10140 * doc/sourcebuild.texi: Document dg-required-effective-target
10143 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
10144 Kwok Cheung Yeung <kcy@codesourcery.com>
10145 Julian Brown <julian@codesourcery.com>
10146 Tom de Vries <tom@codesourcery.com>
10147 Jan Hubicka <hubicka@ucw.cz>
10148 Martin Jambor <mjambor@suse.cz>
10150 * config.gcc: Add amdgcn*-*-amdhsa configuration.
10151 * configure.ac: Check for dlopen.
10152 * configure: Regenerate.
10154 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
10155 Kwok Cheung Yeung <kcy@codesourcery.com>
10156 Julian Brown <julian@codesourcery.com>
10157 Tom de Vries <tom@codesourcery.com>
10158 Jan Hubicka <hubicka@ucw.cz>
10159 Martin Jambor <mjambor@suse.cz>
10161 * common/config/gcn/gcn-common.c: New file.
10162 * config/gcn/driver-gcn.c: New file.
10163 * config/gcn/gcn-builtins.def: New file.
10164 * config/gcn/gcn-hsa.h: New file.
10165 * config/gcn/gcn-modes.def: New file.
10166 * config/gcn/gcn-opts.h: New file.
10167 * config/gcn/gcn-passes.def: New file.
10168 * config/gcn/gcn-protos.h: New file.
10169 * config/gcn/gcn-run.c: New file.
10170 * config/gcn/gcn-tree.c: New file.
10171 * config/gcn/gcn.c: New file.
10172 * config/gcn/gcn.h: New file.
10173 * config/gcn/gcn.opt: New file.
10174 * config/gcn/t-gcn-hsa: New file.
10176 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
10177 Kwok Cheung Yeung <kcy@codesourcery.com>
10178 Julian Brown <julian@codesourcery.com>
10179 Tom de Vries <tom@codesourcery.com>
10180 Jan Hubicka <hubicka@ucw.cz>
10181 Martin Jambor <mjambor@suse.cz>
10183 * config/gcn/constraints.md: New file.
10184 * config/gcn/gcn-valu.md: New file.
10185 * config/gcn/gcn.md: New file.
10186 * config/gcn/predicates.md: New file.
10188 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
10190 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
10191 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
10192 (stmt_uses_0_or_null_in_undefined_way): Likewise.
10193 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
10195 2019-01-17 Tamar Christina <tamar.christina@arm.com>
10198 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
10199 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
10200 it and document registers.
10202 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10204 * config/aarch64/aarch64.c (ares_tunings): Define.
10205 * config/aarch64/aarch64-cores.def (ares): Use the above.
10207 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
10211 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
10213 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
10214 (_mm512_fixupimm_round_pd): Update parameters and builtin.
10215 (_mm512_maskz_fixupimm_round_pd): Ditto.
10216 (_mm512_fixupimm_round_ps): Ditto.
10217 (_mm512_maskz_fixupimm_round_ps): Ditto.
10218 (_mm_fixupimm_round_sd): Ditto.
10219 (_mm_maskz_fixupimm_round_sd): Ditto.
10220 (_mm_fixupimm_round_ss): Ditto.
10221 (_mm_maskz_fixupimm_round_ss): Ditto.
10222 (_mm512_fixupimm_pd): Ditto.
10223 (_mm512_maskz_fixupimm_pd): Ditto.
10224 (_mm512_fixupimm_ps): Ditto.
10225 (_mm512_maskz_fixupimm_ps): Ditto.
10226 (_mm_fixupimm_sd): Ditto.
10227 (_mm_maskz_fixupimm_sd): Ditto.
10228 (_mm_fixupimm_ss): Ditto.
10229 (_mm_maskz_fixupimm_ss): Ditto.
10230 (_mm512_mask_fixupimm_round_pd): Update builtin.
10231 (_mm512_mask_fixupimm_round_ps): Ditto.
10232 (_mm_mask_fixupimm_round_sd): Ditto.
10233 (_mm_mask_fixupimm_round_ss): Ditto.
10234 (_mm512_mask_fixupimm_pd): Ditto.
10235 (_mm512_mask_fixupimm_ps): Ditto.
10236 (_mm_mask_fixupimm_sd): Ditto.
10237 (_mm_mask_fixupimm_ss): Ditto.
10238 * config/i386/avx512vlintrin.h:
10239 (_mm256_fixupimm_pd): Update parameters and builtin.
10240 (_mm256_maskz_fixupimm_pd): Ditto.
10241 (_mm256_fixupimm_ps): Ditto.
10242 (_mm256_maskz_fixupimm_ps): Ditto.
10243 (_mm_fixupimm_pd): Ditto.
10244 (_mm_maskz_fixupimm_pd): Ditto.
10245 (_mm_fixupimm_ps): Ditto.
10246 (_mm_maskz_fixupimm_ps): Ditto.
10247 (_mm256_mask_fixupimm_pd): Update builtin.
10248 (_mm256_mask_fixupimm_ps): Ditto.
10249 (_mm_mask_fixupimm_pd): Ditto.
10250 (_mm_mask_fixupimm_ps): Ditto.
10251 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
10252 * config/i386/i386-builtin.def: Update builtin definitions.
10253 * config/i386/i386.c: Handle new builtin types and remove useless ones.
10254 * config/i386/sse.md: Update VFIXUPIMM* patterns.
10255 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
10256 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
10257 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
10258 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
10259 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
10260 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
10261 * config/i386/subst.md:
10262 (round_saeonly_sd_mask_operand4): Add new subst_attr.
10263 (round_saeonly_sd_mask_op4): Ditto.
10264 (round_saeonly_expand_operand5): Ditto.
10265 (round_saeonly_expand): Update.
10267 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
10271 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
10273 * config/i386/sse.md: Combine VFIXUPIMM* patterns
10274 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
10275 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
10276 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
10277 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
10278 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
10279 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
10281 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
10285 2018-12-15 Jakub Jelinek <jakub@redhat.com>
10288 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
10289 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
10290 instead of UNSPEC_FIXUPIMM.
10292 2019-01-17 Richard Biener <rguenther@suse.de>
10295 * dwarf2out.c (want_pubnames): Never generate pubnames sections
10296 and friends for the LTO part of debug info.
10298 2019-01-17 Jakub Jelinek <jakub@redhat.com>
10300 PR tree-optimization/86214
10301 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
10304 PR rtl-optimization/88870
10305 * dce.c (deletable_insn_p): Never delete const/pure calls that can
10306 throw if we can't alter the cfg or delete dead exceptions.
10307 (mark_insn): Don't call find_call_stack_args for such calls.
10309 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
10311 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
10312 prototypes for vec_st.
10313 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
10314 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
10315 mainly on signed/unsigned long long and double.
10317 2019-01-16 David Malcolm <dmalcolm@redhat.com>
10320 * combine.c (delete_noop_moves): Convert to "bool" return,
10321 returning true if any edges are eliminated.
10322 (combine_instructions): Also return true if delete_noop_moves
10325 2019-01-16 Tamar Christina <tamar.christina@arm.com>
10327 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
10328 correct max nunits for endian swap.
10329 (aarch64_expand_fcmla_builtin): Correct subreg code.
10330 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
10331 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
10334 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
10336 * config/alpha/alpha.c (alpha_gimplify_va_arg):
10337 Handle split indirect COMPLEX_TYPE arguments.
10339 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
10342 * config/aarch64/aarch64-modes.def: Add comment about how the carry
10343 bit is set by add and compare.
10344 (CC_ADC): New CC_MODE.
10345 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
10346 to cache the code and mode of X. Adjust the shape of a CC_Cmode
10347 comparison. Add detection for CC_ADCmode.
10348 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
10350 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
10351 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
10352 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
10353 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
10354 to eliminate the need for zero-extending the operands.
10355 (add<mode>3_compareC_imm): Delete. Merge into ...
10356 (add<mode>3_compareC): ... this. Restructure the comparison to
10357 eliminate the need for zero-extending the operands.
10358 (add<mode>3_carryin): Use LTU for the overflow detection.
10359 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
10360 Reexpress comparison for overflow.
10361 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
10362 (add<mode>3_carryinC): Likewise.
10363 (add<mode>3_carryinV): Use LTU for carry between partials.
10364 * config/aarch64/predicates.md (aarch64_carry_operation): Update
10365 handling of CC_Cmode and add CC_ADCmode.
10366 (aarch64_borrow_operation): Likewise.
10368 2019-01-16 Tamar Christina <tamar.christina@arm.com>
10370 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
10371 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
10372 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
10373 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
10375 2019-01-16 Martin Liska <mliska@suse.cz>
10377 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
10379 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
10381 * gcc.c (add_sysrooted_hdrs_prefix): New function.
10382 (path_prefix_reset): Move up in the source file.
10383 (find_fortran_preinclude_file): Make complex search for the
10384 fortran header files.
10386 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
10388 * godump.c (go_output_typedef): When outputting a typedef, refer
10389 to the underlying type by its name and not its structure.
10391 2019-01-15 David Malcolm <dmalcolm@redhat.com>
10394 * tree.c (build_function_type): Assert that arg_types is not
10397 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
10399 PR inline-asm/52813
10400 * doc/extend.texi: Document that listing the stack pointer in the
10401 clobber list of an asm is a deprecated feature.
10402 * common.opt (Wdeprecated): Moved from c-family/c.opt.
10403 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
10404 warning instead of an error for clobbers of the stack pointer.
10405 Add a note explaining why.
10407 2019-01-15 Richard Biener <rguenther@suse.de>
10410 * dwarf2out.c (gen_member_die): Do not generate inheritance
10413 2019-01-15 Richard Biener <rguenther@suse.de>
10415 PR tree-optimization/88855
10416 * tree-if-conv.c (combine_blocks): Collect
10417 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
10419 2019-01-15 Tom de Vries <tdevries@suse.de>
10422 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
10423 lhs == NULL_TREE for gang-level reduction.
10425 2019-01-15 Richard Biener <rguenther@suse.de>
10426 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10429 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
10430 return true if SSA_NAME is already marked in visited bitmap.
10431 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
10433 2019-01-15 Jakub Jelinek <jakub@redhat.com>
10435 PR tree-optimization/88775
10436 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
10437 equal == 0 equality pointer comparisons some more if compared in
10438 integral types and either one points to an automatic var and the
10439 other to a global, or we can prove at least one points to the middle
10440 or both point to start or both point to end.
10442 2019-01-14 Andi Kleen <ak@linux.intel.com>
10444 * Makefile.in: Lower autofdo sampling rate by 10x.
10445 * Makefile.tpl: Dito.
10447 2019-01-14 Tom Honermann <tom@honermann.net>
10449 * defaults.h: Define CHAR8_TYPE.
10451 2019-01-14 Martin Sebor <msebor@redhat.com>
10454 * doc/extend.texi (Darwin Format Checks): Clarify.
10456 2019-01-14 Richard Biener <rguenther@suse.de>
10458 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
10459 whether we are in (simplify ...) or (match ...) context.
10461 2019-01-14 Jakub Jelinek <jakub@redhat.com>
10463 PR rtl-optimization/88796
10464 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
10465 * cfgexpand.c (stack_protect_prologue): Initialize
10466 crtl->stack_protect_guard_decl.
10467 * function.c (stack_protect_epilogue): Use it instead of calling
10468 targetm.stack_protect_guard again.
10469 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
10470 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
10471 crtl->stack_protect_guard_decl.
10472 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
10473 on the returned MEM_EXPR.
10475 2019-01-12 Tom de Vries <tdevries@suse.de>
10477 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
10478 vector length using -fopenacc-dim.
10480 2019-01-12 Tom de Vries <tdevries@suse.de>
10482 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
10483 lengths into account.
10485 2019-01-12 Svante Signell <svante.signell@gmail.com>
10487 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
10488 (TARGET_CAN_SPLIT_STACK): Define.
10489 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
10491 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10493 * params.def (inline-unit-growth): Set to 40.
10495 2019-01-12 Jakub Jelinek <jakub@redhat.com>
10497 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
10499 2019-01-12 Tom de Vries <tdevries@suse.de>
10501 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
10502 region calling vector-partitionable routine, set default_vector_length
10505 2019-01-12 Tom de Vries <tdevries@suse.de>
10507 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
10508 variable default_vector_length.
10510 2019-01-12 Tom de Vries <tdevries@suse.de>
10512 PR middle-end/88703
10513 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
10514 from oacc_default_dims, as oacc_validate_dims would do it, and apply
10517 2019-01-12 Tom de Vries <tdevries@suse.de>
10519 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
10520 (nvptx_goacc_validate_dims): Add used parameter.
10521 * doc/tm.texi: Regenerate.
10522 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
10523 argument to call to targetm.goacc.validate_dims.
10524 (default_goacc_validate_dims): Add used
10526 * target.def (validate_dims): Add used parameter in DEFHOOK.
10527 * targhooks.h (default_goacc_validate_dims): Add used parameter.
10529 2019-01-11 Jakub Jelinek <jakub@redhat.com>
10531 PR middle-end/85956
10533 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
10535 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
10536 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
10537 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
10538 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
10540 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
10542 PR rtl-optimization/87305
10544 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
10545 for little endian pseudos used as paradoxical subreg.
10547 2019-01-11 Jakub Jelinek <jakub@redhat.com>
10549 PR tree-optimization/88693
10550 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
10551 for STRING_CSTs that don't contain any NUL characters in the first
10552 TREE_STRING_LENGTH bytes.
10554 2019-01-11 Alan Modra <amodra@gmail.com>
10558 * genattrtab.c (min_fn): Don't translate values.
10559 (min_attr_value): Return INT_MAX when the value can't be calculated.
10560 Return minimum among any values that can be calculated.
10561 (max_attr_value): Adjust.
10563 2019-01-11 Jakub Jelinek <jakub@redhat.com>
10565 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
10567 2019-01-11 Steve Ellcey <sellcey@marvell.com>
10569 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
10570 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
10571 (aarch64_return_call_with_max_clobbers): New function.
10572 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
10573 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
10575 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
10576 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
10577 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
10578 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
10579 * cselib.c (cselib_process_insn): Add argument to
10580 targetm.hard_regno_call_part_clobbered call.
10581 * ira-conflicts.c (ira_build_conflicts): Ditto.
10582 * ira-costs.c (ira_tune_allocno_costs): Ditto.
10583 * lra-constraints.c (inherit_reload_reg): Ditto.
10584 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
10585 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
10586 argument. Call targetm.return_call_with_max_clobbers.
10587 Add argument to targetm.hard_regno_call_part_clobbered call.
10588 (calls_have_same_clobbers_p): New function.
10589 (process_bb_lives): Add call_insn and last_call_insn variables.
10590 Pass call_insn to check_pseudos_live_through_calls.
10591 Modify if stmt to check targetm.return_call_with_max_clobbers.
10592 Update setting of flush variable.
10593 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
10595 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
10596 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
10597 targetm.hard_regno_call_part_clobbered call.
10598 * reginfo.c (choose_hard_reg_mode): Ditto.
10599 * regrename.c (check_new_reg_p): Ditto.
10600 * reload.c (find_equiv_reg): Ditto.
10601 * reload1.c (emit_reload_insns): Ditto.
10602 * sched-deps.c (deps_analyze_insn): Ditto.
10603 * sel-sched.c (init_regs_for_mode): Ditto.
10604 (mark_unavailable_hard_regs): Ditto.
10605 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
10606 * target.def (hard_regno_call_part_clobbered): Add insn argument.
10607 (return_call_with_max_clobbers): New target function.
10608 * doc/tm.texi: Regenerate.
10609 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
10610 * hooks.c (hook_bool_uint_mode_false): Change to
10611 hook_bool_insn_uint_mode_false.
10612 * hooks.h (hook_bool_uint_mode_false): Ditto.
10614 2019-01-11 Steve Ellcey <sellcey@marvell.com>
10616 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
10617 (aarch64_remove_extra_call_preserved_regs): New function.
10618 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
10619 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
10620 * doc/tm.texi: Regenerate.
10621 * final.c (get_call_reg_set_usage): Call new hook.
10622 * target.def (remove_extra_call_preserved_regs): New hook.
10623 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
10624 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
10626 2019-01-11 Jakub Jelinek <jakub@redhat.com>
10629 * passes.c (finish_optimization_passes): Call print_combine_total_stats
10630 inside of pass_combine_1 dump rather than pass_profile_1.
10632 2019-01-11 Tom de Vries <tdevries@suse.de>
10634 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
10635 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
10636 (PTX_NUM_PER_WORKER_BARRIERS): Define.
10637 (nvptx_apply_dim_limits): Prevent vector_length 64 and
10640 2019-01-11 Tom de Vries <tdevries@suse.de>
10642 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
10644 2019-01-11 Jan Beulich <jbeulich@suse.com>
10646 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
10647 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
10648 sse2_cvtsi2sd): Add {l}.
10649 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
10652 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10655 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
10657 (*float<floatunssuffix>v2div2sf2): New define_insn.
10658 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
10659 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
10660 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
10661 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
10662 match_operands with "const0_operand" "C".
10664 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10666 * config/aarch64/aarch64-builtins.c
10667 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
10668 (aarch64_init_simd_builtins): ...Here
10670 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
10672 PR rtl-optimization/87305
10674 (setup_live_pseudos_and_spill_after_risky_transforms): Check
10675 allocation for big endian pseudos used as paradoxical subregs and
10676 spill them if it is wrong.
10677 * lra-constraints.c (lra_constraints): Add a comment.
10679 2019-01-10 Richard Biener <rguenther@suse.de>
10681 PR tree-optimization/88792
10682 * tree-ssa-pre.c (get_representative_for): Do not return a
10685 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10687 PR middle-end/84877
10689 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
10690 (assign_parm_setup_block): Do the argument slot realignment here
10693 2019-01-10 Stefan Agner <stefan@agner.ch>
10696 * config/arm/arm.c (arm_option_override_internal): Force
10697 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
10699 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10702 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
10705 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10707 * config/arm/arm-builtins.c
10708 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
10709 (MAC_LANE_PAIR_QUALIFIERS): New.
10710 (arm_expand_builtin_args): Use it.
10711 (arm_expand_builtin_1): Likewise.
10712 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
10713 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
10714 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
10715 * config/arm/arm_neon.h:
10716 (vcadd_rot90_f16): New.
10717 (vcaddq_rot90_f16): New.
10718 (vcadd_rot270_f16): New.
10719 (vcaddq_rot270_f16): New.
10722 (vcmla_lane_f16): New.
10723 (vcmla_laneq_f16): New.
10724 (vcmlaq_lane_f16): New.
10725 (vcmlaq_laneq_f16): New.
10726 (vcmla_rot90_f16): New.
10727 (vcmlaq_rot90_f16): New.
10728 (vcmla_rot90_lane_f16): New.
10729 (vcmla_rot90_laneq_f16): New.
10730 (vcmlaq_rot90_lane_f16): New.
10731 (vcmlaq_rot90_laneq_f16): New.
10732 (vcmla_rot180_f16): New.
10733 (vcmlaq_rot180_f16): New.
10734 (vcmla_rot180_lane_f16): New.
10735 (vcmla_rot180_laneq_f16): New.
10736 (vcmlaq_rot180_lane_f16): New.
10737 (vcmlaq_rot180_laneq_f16): New.
10738 (vcmla_rot270_f16): New.
10739 (vcmlaq_rot270_f16): New.
10740 (vcmla_rot270_lane_f16): New.
10741 (vcmla_rot270_laneq_f16): New.
10742 (vcmlaq_rot270_lane_f16): New.
10743 (vcmlaq_rot270_laneq_f16): New.
10744 (vcadd_rot90_f32): New.
10745 (vcaddq_rot90_f32): New.
10746 (vcadd_rot270_f32): New.
10747 (vcaddq_rot270_f32): New.
10750 (vcmla_lane_f32): New.
10751 (vcmla_laneq_f32): New.
10752 (vcmlaq_lane_f32): New.
10753 (vcmlaq_laneq_f32): New.
10754 (vcmla_rot90_f32): New.
10755 (vcmlaq_rot90_f32): New.
10756 (vcmla_rot90_lane_f32): New.
10757 (vcmla_rot90_laneq_f32): New.
10758 (vcmlaq_rot90_lane_f32): New.
10759 (vcmlaq_rot90_laneq_f32): New.
10760 (vcmla_rot180_f32): New.
10761 (vcmlaq_rot180_f32): New.
10762 (vcmla_rot180_lane_f32): New.
10763 (vcmla_rot180_laneq_f32): New.
10764 (vcmlaq_rot180_lane_f32): New.
10765 (vcmlaq_rot180_laneq_f32): New.
10766 (vcmla_rot270_f32): New.
10767 (vcmlaq_rot270_f32): New.
10768 (vcmla_rot270_lane_f32): New.
10769 (vcmla_rot270_laneq_f32): New.
10770 (vcmlaq_rot270_lane_f32): New.
10771 (vcmlaq_rot270_laneq_f32): New.
10772 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
10773 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
10774 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
10775 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
10776 vcmlaq_lane270): New.
10777 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
10778 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
10779 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
10780 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
10781 (arm_option_reconfigure_globals): Use them.
10782 * config/arm/iterators.md (VDF, VQ_HSF): New.
10783 (VCADD, VCMLA): New.
10784 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
10785 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
10787 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
10788 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
10790 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10792 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
10793 Add qualifier_lane_pair_index.
10794 (emit-rtl.h): Include.
10795 (TYPES_QUADOP_LANE_PAIR): New.
10796 (aarch64_simd_expand_args): Use it.
10797 (aarch64_simd_expand_builtin): Likewise.
10798 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
10800 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
10801 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
10802 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
10803 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
10804 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
10805 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
10806 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
10807 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
10808 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
10809 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
10810 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
10811 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
10812 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
10813 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
10814 Add __ARM_FEATURE_COMPLEX.
10815 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
10816 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
10817 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
10818 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
10819 fcmlaq_lane270): New.
10820 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
10821 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
10822 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
10823 * config/aarch64/arm_neon.h:
10824 (vcadd_rot90_f16): New.
10825 (vcaddq_rot90_f16): New.
10826 (vcadd_rot270_f16): New.
10827 (vcaddq_rot270_f16): New.
10830 (vcmla_lane_f16): New.
10831 (vcmla_laneq_f16): New.
10832 (vcmlaq_lane_f16): New.
10833 (vcmlaq_rot90_lane_f16): New.
10834 (vcmla_rot90_laneq_f16): New.
10835 (vcmla_rot90_lane_f16): New.
10836 (vcmlaq_rot90_f16): New.
10837 (vcmla_rot90_f16): New.
10838 (vcmlaq_laneq_f16): New.
10839 (vcmla_rot180_laneq_f16): New.
10840 (vcmla_rot180_lane_f16): New.
10841 (vcmlaq_rot180_f16): New.
10842 (vcmla_rot180_f16): New.
10843 (vcmlaq_rot90_laneq_f16): New.
10844 (vcmlaq_rot270_laneq_f16): New.
10845 (vcmlaq_rot270_lane_f16): New.
10846 (vcmla_rot270_laneq_f16): New.
10847 (vcmlaq_rot270_f16): New.
10848 (vcmla_rot270_f16): New.
10849 (vcmlaq_rot180_laneq_f16): New.
10850 (vcmlaq_rot180_lane_f16): New.
10851 (vcmla_rot270_lane_f16): New.
10852 (vcadd_rot90_f32): New.
10853 (vcaddq_rot90_f32): New.
10854 (vcaddq_rot90_f64): New.
10855 (vcadd_rot270_f32): New.
10856 (vcaddq_rot270_f32): New.
10857 (vcaddq_rot270_f64): New.
10861 (vcmla_lane_f32): New.
10862 (vcmla_laneq_f32): New.
10863 (vcmlaq_lane_f32): New.
10864 (vcmlaq_laneq_f32): New.
10865 (vcmla_rot90_f32): New.
10866 (vcmlaq_rot90_f32): New.
10867 (vcmlaq_rot90_f64): New.
10868 (vcmla_rot90_lane_f32): New.
10869 (vcmla_rot90_laneq_f32): New.
10870 (vcmlaq_rot90_lane_f32): New.
10871 (vcmlaq_rot90_laneq_f32): New.
10872 (vcmla_rot180_f32): New.
10873 (vcmlaq_rot180_f32): New.
10874 (vcmlaq_rot180_f64): New.
10875 (vcmla_rot180_lane_f32): New.
10876 (vcmla_rot180_laneq_f32): New.
10877 (vcmlaq_rot180_lane_f32): New.
10878 (vcmlaq_rot180_laneq_f32): New.
10879 (vcmla_rot270_f32): New.
10880 (vcmlaq_rot270_f32): New.
10881 (vcmlaq_rot270_f64): New.
10882 (vcmla_rot270_lane_f32): New.
10883 (vcmla_rot270_laneq_f32): New.
10884 (vcmlaq_rot270_lane_f32): New.
10885 (vcmlaq_rot270_laneq_f32): New.
10886 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
10887 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
10888 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
10889 (FCADD, FCMLA): New.
10891 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
10893 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10897 * config/pa/pa.c: Change "can not" to "cannot".
10898 * gimple-ssa-evrp-analyze.c: Likewise.
10899 * ipa-icf.c: Likewise.
10900 * ipa-polymorphic-call.c: Likewise.
10901 * ipa-pure-const.c: Likewise.
10902 * lra-constraints.c: Likewise.
10903 * lra-remat.c: Likewise.
10904 * reload1.c: Likewise.
10905 * reorg.c: Likewise.
10906 * tree-ssa-uninit.c: Likewise.
10908 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10912 * Makefile.in: Mechanically replace "can not" with "cannot".
10913 * alias.c: Likewise.
10914 * builtins.c: Likewise.
10915 * calls.c: Likewise.
10916 * cgraph.c: Likewise.
10917 * cgraph.h: Likewise.
10918 * cgraphclones.c: Likewise.
10919 * cgraphunit.c: Likewise.
10920 * combine-stack-adj.c: Likewise.
10921 * combine.c: Likewise.
10922 * common/config/i386/i386-common.c: Likewise.
10923 * config/aarch64/aarch64.c: Likewise.
10924 * config/alpha/sync.md: Likewise.
10925 * config/arc/arc.c: Likewise.
10926 * config/arc/predicates.md: Likewise.
10927 * config/arm/arm-c.c: Likewise.
10928 * config/arm/arm.c: Likewise.
10929 * config/arm/arm.h: Likewise.
10930 * config/arm/arm.md: Likewise.
10931 * config/arm/cortex-r4f.md: Likewise.
10932 * config/csky/csky.c: Likewise.
10933 * config/csky/csky.h: Likewise.
10934 * config/darwin-f.c: Likewise.
10935 * config/epiphany/epiphany.md: Likewise.
10936 * config/i386/i386.c: Likewise.
10937 * config/i386/sol2.h: Likewise.
10938 * config/m68k/m68k.c: Likewise.
10939 * config/mcore/mcore.h: Likewise.
10940 * config/microblaze/microblaze.md: Likewise.
10941 * config/mips/20kc.md: Likewise.
10942 * config/mips/sb1.md: Likewise.
10943 * config/nds32/nds32.c: Likewise.
10944 * config/nds32/predicates.md: Likewise.
10945 * config/pa/pa.c: Likewise.
10946 * config/rs6000/e300c2c3.md: Likewise.
10947 * config/rs6000/rs6000.c: Likewise.
10948 * config/s390/s390.h: Likewise.
10949 * config/sh/sh.c: Likewise.
10950 * config/sh/sh.md: Likewise.
10951 * config/spu/vmx2spu.h: Likewise.
10952 * cprop.c: Likewise.
10953 * dbxout.c: Likewise.
10954 * df-scan.c: Likewise.
10955 * doc/cfg.texi: Likewise.
10956 * doc/extend.texi: Likewise.
10957 * doc/fragments.texi: Likewise.
10958 * doc/gty.texi: Likewise.
10959 * doc/invoke.texi: Likewise.
10960 * doc/lto.texi: Likewise.
10961 * doc/md.texi: Likewise.
10962 * doc/objc.texi: Likewise.
10963 * doc/rtl.texi: Likewise.
10964 * doc/tm.texi: Likewise.
10966 * emit-rtl.c: Likewise.
10967 * emit-rtl.h: Likewise.
10968 * except.c: Likewise.
10969 * expmed.c: Likewise.
10970 * expr.c: Likewise.
10971 * fold-const.c: Likewise.
10972 * genautomata.c: Likewise.
10973 * gimple-fold.c: Likewise.
10974 * hard-reg-set.h: Likewise.
10975 * ifcvt.c: Likewise.
10976 * ipa-comdats.c: Likewise.
10977 * ipa-cp.c: Likewise.
10978 * ipa-devirt.c: Likewise.
10979 * ipa-fnsummary.c: Likewise.
10980 * ipa-icf.c: Likewise.
10981 * ipa-inline-transform.c: Likewise.
10982 * ipa-inline.c: Likewise.
10983 * ipa-polymorphic-call.c: Likewise.
10984 * ipa-profile.c: Likewise.
10985 * ipa-prop.c: Likewise.
10986 * ipa-pure-const.c: Likewise.
10987 * ipa-reference.c: Likewise.
10988 * ipa-split.c: Likewise.
10989 * ipa-visibility.c: Likewise.
10991 * ira-build.c: Likewise.
10992 * ira-color.c: Likewise.
10993 * ira-conflicts.c: Likewise.
10994 * ira-costs.c: Likewise.
10995 * ira-int.h: Likewise.
10996 * ira-lives.c: Likewise.
10999 * loop-invariant.c: Likewise.
11000 * loop-unroll.c: Likewise.
11001 * lower-subreg.c: Likewise.
11002 * lra-assigns.c: Likewise.
11003 * lra-constraints.c: Likewise.
11004 * lra-eliminations.c: Likewise.
11005 * lra-lives.c: Likewise.
11006 * lra-remat.c: Likewise.
11007 * lra-spills.c: Likewise.
11009 * lto-cgraph.c: Likewise.
11010 * lto-streamer-out.c: Likewise.
11011 * postreload-gcse.c: Likewise.
11012 * predict.c: Likewise.
11013 * profile-count.h: Likewise.
11014 * profile.c: Likewise.
11015 * recog.c: Likewise.
11017 * reload.c: Likewise.
11018 * reload1.c: Likewise.
11019 * reorg.c: Likewise.
11020 * resource.c: Likewise.
11021 * rtl.def: Likewise.
11023 * rtlanal.c: Likewise.
11024 * sched-deps.c: Likewise.
11025 * sched-ebb.c: Likewise.
11026 * sched-rgn.c: Likewise.
11027 * sel-sched-ir.c: Likewise.
11028 * sel-sched.c: Likewise.
11029 * shrink-wrap.c: Likewise.
11030 * simplify-rtx.c: Likewise.
11031 * symtab.c: Likewise.
11032 * target.def: Likewise.
11033 * toplev.c: Likewise.
11034 * tree-call-cdce.c: Likewise.
11035 * tree-cfg.c: Likewise.
11036 * tree-complex.c: Likewise.
11037 * tree-core.h: Likewise.
11038 * tree-eh.c: Likewise.
11039 * tree-inline.c: Likewise.
11040 * tree-loop-distribution.c: Likewise.
11041 * tree-nrv.c: Likewise.
11042 * tree-profile.c: Likewise.
11043 * tree-sra.c: Likewise.
11044 * tree-ssa-alias.c: Likewise.
11045 * tree-ssa-dce.c: Likewise.
11046 * tree-ssa-dom.c: Likewise.
11047 * tree-ssa-forwprop.c: Likewise.
11048 * tree-ssa-loop-im.c: Likewise.
11049 * tree-ssa-loop-ivcanon.c: Likewise.
11050 * tree-ssa-loop-ivopts.c: Likewise.
11051 * tree-ssa-loop-niter.c: Likewise.
11052 * tree-ssa-phionlycprop.c: Likewise.
11053 * tree-ssa-phiopt.c: Likewise.
11054 * tree-ssa-propagate.c: Likewise.
11055 * tree-ssa-threadedge.c: Likewise.
11056 * tree-ssa-threadupdate.c: Likewise.
11057 * tree-ssa-uninit.c: Likewise.
11058 * tree-ssanames.c: Likewise.
11059 * tree-streamer-out.c: Likewise.
11060 * tree.c: Likewise.
11061 * tree.h: Likewise.
11062 * vr-values.c: Likewise.
11064 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
11066 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
11067 (ix86_split_xorsign): Ditto.
11068 * config/i386/i386.c (ix86_expand_xorsign): New function.
11069 (ix86_split_xorsign): Ditto.
11070 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
11071 (xorsign<mode>3): New expander.
11072 (xorsign<mode>3_1): New insn_and_split pattern.
11073 * config/i386/sse.md (xorsign<mode>3): New expander.
11075 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
11077 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
11078 (*tablejump_sp64): Likewise.
11079 (*tablejump<P:mode>): ...this.
11080 (*call_address_sp32): Merge into...
11081 (*call_address_sp64): Likewise.
11082 (*call_address<P:mode>): ...this.
11083 (*call_symbolic_sp32): Merge into...
11084 (*call_symbolic_sp64): Likewise.
11085 (*call_symbolic<P:mode>): ...this.
11086 (call_value): Remove constraint and add predicate.
11087 (*call_value_address_sp32): Merge into...
11088 (*call_value_address_sp64): Likewise.
11089 (*call_value_address<P:mode>): ...this.
11090 (*call_value_symbolic_sp32): Merge into...
11091 (*call_value_symbolic_sp64): Likewise.
11092 (*call_value_symbolic<P:mode>): ...this.
11093 (*sibcall_symbolic_sp32): Merge into...
11094 (*sibcall_symbolic_sp64): Likewise.
11095 (*sibcall_symbolic<P:mode>): ...this.
11096 (sibcall_value): Remove constraint and add predicate.
11097 (*sibcall_value_symbolic_sp32): Merge into...
11098 (*sibcall_value_symbolic_sp64): Likewise.
11099 (*sibcall_value_symbolic<P:mode>): ...this.
11100 (window_save): Minor tweak.
11101 (*branch_sp32): Merge into...
11102 (*branch_sp64): Likewise.
11103 (*branch<P:mode>): ...this.
11105 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
11106 James Clarke <jrtc27@jrtc27.com>
11109 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
11110 consistently in TLS address generation and adjust code to the renaming
11111 of patterns. Mark calls to __tls_get_addr as const.
11112 * config/sparc/sparc.md (tgd_hi22): Turn into...
11113 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
11114 (tgd_lo10): Turn into...
11115 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
11116 (tgd_add32): Merge into...
11117 (tgd_add64): Likewise.
11118 (tgd_add<P:mode>): ...this and use Pmode throughout.
11119 (tldm_hi22): Turn into...
11120 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
11121 (tldm_lo10): Turn into...
11122 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
11123 (tldm_add32): Merge into...
11124 (tldm_add64): Likewise.
11125 (tldm_add<P:mode>): ...this and use Pmode throughout.
11126 (tldm_call32): Merge into...
11127 (tldm_call64): Likewise.
11128 (tldm_call<P:mode>): ...this and use Pmode throughout.
11129 (tldo_hix22): Turn into...
11130 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
11131 (tldo_lox10): Turn into...
11132 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
11133 (tldo_add32): Merge into...
11134 (tldo_add64): Likewise.
11135 (tldo_add<P:mode>): ...this and use Pmode throughout.
11136 (tie_hi22): Turn into...
11137 (tie_hi22<P:mode>): ...this and use Pmode throughout.
11138 (tie_lo10): Turn into...
11139 (tie_lo10<P:mode>): ...this and use Pmode throughout.
11140 (tie_ld64): Use DImode throughout.
11141 (tie_add32): Merge into...
11142 (tie_add64): Likewise.
11143 (tie_add<P:mode>): ...this and use Pmode throughout.
11144 (tle_hix22_sp32): Merge into...
11145 (tle_hix22_sp64): Likewise.
11146 (tle_hix22<P:mode>): ...this and use Pmode throughout.
11147 (tle_lox22_sp32): Merge into...
11148 (tle_lox22_sp64): Likewise.
11149 (tle_lox22<P:mode>): ...this and use Pmode throughout.
11150 (*tldo_ldub_sp32): Merge into...
11151 (*tldo_ldub_sp64): Likewise.
11152 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
11153 (*tldo_ldub1_sp32): Merge into...
11154 (*tldo_ldub1_sp64): Likewise.
11155 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
11156 (*tldo_ldub2_sp32): Merge into...
11157 (*tldo_ldub2_sp64): Likewise.
11158 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
11159 (*tldo_ldsb1_sp32): Merge into...
11160 (*tldo_ldsb1_sp64): Likewise.
11161 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
11162 (*tldo_ldsb2_sp32): Merge into...
11163 (*tldo_ldsb2_sp64): Likewise.
11164 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
11165 (*tldo_ldub3_sp64): Use DImode throughout.
11166 (*tldo_ldsb3_sp64): Likewise.
11167 (*tldo_lduh_sp32): Merge into...
11168 (*tldo_lduh_sp64): Likewise.
11169 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
11170 (*tldo_lduh1_sp32): Merge into...
11171 (*tldo_lduh1_sp64): Likewise.
11172 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
11173 (*tldo_ldsh1_sp32): Merge into...
11174 (*tldo_ldsh1_sp64): Likewise.
11175 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
11176 (*tldo_lduh2_sp64): Use DImode throughout.
11177 (*tldo_ldsh2_sp64): Likewise.
11178 (*tldo_lduw_sp32): Merge into...
11179 (*tldo_lduw_sp64): Likewise.
11180 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
11181 (*tldo_lduw1_sp64): Use DImode throughout.
11182 (*tldo_ldsw1_sp64): Likewise.
11183 (*tldo_ldx_sp64): Likewise.
11184 (*tldo_stb_sp32): Merge into...
11185 (*tldo_stb_sp64): Likewise.
11186 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
11187 (*tldo_sth_sp32): Merge into...
11188 (*tldo_sth_sp64): Likewise.
11189 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
11190 (*tldo_stw_sp32): Merge into...
11191 (*tldo_stw_sp64): Likewise.
11192 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
11193 (*tldo_stx_sp64): Use DImode throughout.
11195 2018-01-09 Sudakshina Das <sudi.das@arm.com>
11197 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
11198 check configure option to set BTI and Return Address Signing.
11199 * configure.ac: Add --enable-standard-branch-protection and
11200 --disable-standard-branch-protection.
11201 * configure: Regenerated.
11202 * doc/install.texi: Document the same.
11204 2018-01-09 Sudakshina Das <sudi.das@arm.com>
11205 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11207 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
11208 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
11209 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
11211 * config/aarch64/aarch64-bti-insert.c: New file.
11212 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
11214 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
11216 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
11217 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
11218 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
11219 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
11221 2018-01-09 Sudakshina Das <sudi.das@arm.com>
11223 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
11224 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
11225 Disable bti for -mbranch-protection=none.
11226 (aarch64_handle_standard_branch_protection): Enable bti for
11227 -mbranch-protection=standard.
11228 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
11229 -mbranch-protection.
11230 (aarch64_bti_enabled): Check if bti is enabled.
11231 * config/aarch64/aarch64.opt: Declare target variable.
11232 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
11234 2018-01-09 Sudakshina Das <sudi.das@arm.com>
11236 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
11237 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
11238 (aarch64_expand_epilogue): Likewise.
11239 (aarch64_output_mi_thunk): Likewise
11240 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
11241 TAILCALL_ADDR_REGS to x16 and x17.
11242 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
11244 2018-01-09 Sudakshina Das <sudi.das@arm.com>
11246 * config/aarch64/aarch64-option-extensions.def: Define
11247 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
11248 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
11249 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
11250 (AARCH64_FL_PREDRES): New.
11251 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
11252 AARCH64_FL_PREDRES by default.
11253 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
11255 2018-01-09 Sudakshina Das <sudi.das@arm.com>
11257 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
11259 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
11260 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
11261 * doc/invoke.texi: Document ARMv8.5-A.
11263 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
11265 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
11266 (xorsign<mode>3): Likewise.
11268 2019-01-09 Jelinek <jakub@redhat.com>
11270 PR middle-end/88758
11271 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
11272 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
11274 PR rtl-optimization/88331
11275 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
11276 not currently_expanding_to_rtl.
11278 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
11280 * doc/invoke.texi (-Os): Remove trailing spaces.
11281 (-finline-functions): Remove reference to -O2.
11283 2019-01-08 Jakub Jelinek <jakub@redhat.com>
11285 PR rtl-optimization/79593
11286 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
11288 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
11289 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
11291 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
11294 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
11298 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
11299 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
11301 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
11304 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
11305 ix86_avx_u128_mode_entry.
11307 2019-01-08 Martin Liska <mliska@suse.cz>
11309 PR tree-optimization/88753
11310 * tree-switch-conversion.c (switch_conversion::build_one_array):
11311 Come up with local variable constructor. Convert first to
11312 type of constructor values.
11314 2019-01-08 Richard Biener <rguenther@suse.de>
11316 PR tree-optimization/86554
11317 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
11318 rpo_avail): Move earlier.
11319 (visit_nary_op): When value-numbering to expressions
11320 with different overflow behavior make sure there's an
11321 available expression on the path.
11323 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
11325 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
11326 aarch64_parse_branch_protection,
11327 struct aarch64_branch_protect_type,
11328 aarch64_handle_no_branch_protection,
11329 aarch64_handle_standard_branch_protection,
11330 aarch64_validate_mbranch_protection,
11331 aarch64_handle_pac_ret_protection,
11332 aarch64_handle_attr_branch_protection,
11333 accepted_branch_protection_string,
11334 aarch64_pac_ret_subtypes,
11335 aarch64_branch_protect_types,
11336 aarch64_handle_pac_ret_leaf): Define.
11337 (aarch64_override_options_after_change_1, aarch64_override_options):
11338 Add check for accepted_branch_protection_string.
11339 (aarch64_option_save): Save accepted_branch_protection_string.
11340 (aarch64_option_restore): Save accepted_branch_protection_string.
11341 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
11342 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
11343 msign-return-address.
11344 * doc/invoke.texi: Add mbranch-protection.
11346 2019-01-08 Alan Modra <amodra@gmail.com>
11349 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
11350 Delete "unknownp" parameter. Adjust callers. Handle
11351 CONST_INT, PLUS, MINUS, and MULT.
11352 (attr_value_aligned): Renamed from or_attr_value.
11353 (min_attr_value): Return INT_MIN for unhandled rtl case..
11354 (min_fn): ..and translate to INT_MAX here.
11355 (write_length_unit_log): Modify to cope without "unknown".
11356 (write_attr_value): Handle IF_THEN_ELSE.
11358 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
11360 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
11361 optimization for masked stores.
11363 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
11365 PR middle-end/88567
11366 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
11367 output vector directly to duplicate_and_interleave instead of
11368 going through a temporary. Postpone insertion of ctor_seq to
11369 the end of the loop.
11371 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
11374 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
11375 unsigned_p. Handle signed and unsigned overflow correction as
11377 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
11379 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
11381 (add<mode>3_compareV_imm): Make this callable for expanding.
11382 (subv<GPI:mode>4): Use register_operand for operand 1. Use
11383 aarch64_plus_operand for operand 2.
11384 (subv<GPI:mode>_insn): New insn pattern.
11385 (subv<GPI:mode>_imm): Likewise.
11386 (negv<GPI:mode>3): New expand pattern.
11387 (negv<GPI:mode>_insn): New insn pattern.
11388 (negv<GPI:mode>_cmp_only): Likewise.
11389 (cmpv<GPI:mode>_insn): Likewise.
11390 (subvti4): Use register_operand for operand 1. Update call to
11391 aarch64_expand_subvti.
11392 (usubvti4): Likewise.
11393 (negvti3): New expand pattern.
11394 (negdi_carryout): New insn pattern.
11395 (negvdi_carryinV): New insn pattern.
11396 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
11397 version the named version.
11398 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
11400 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
11402 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
11404 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
11405 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
11406 (sub<mode>3_carryinCV): Delete.
11407 (sub<GPI:mode>3_carryinV): New expand pattern.
11408 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
11410 2019-01-07 Richard Biener <rguenther@suse.de>
11412 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
11413 of tree_operand_hash.
11415 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
11417 PR tree-optimization/88598
11418 * tree.h (single_nonzero_element): Declare.
11419 * tree.c (single_nonzero_element): New function.
11420 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
11421 if I is the only nonzero element of CST.
11423 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
11425 PR tree-optimization/88598
11426 * tree.h (initializer_each_zero_or_onep): Declare.
11427 * tree.c (initializer_each_zero_or_onep): New function.
11428 (signed_or_unsigned_type_for): Handle float types too.
11429 (unsigned_type_for, signed_type_for): Update comments accordingly.
11430 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
11431 x & { 0 or -1, 0 or -1, ... }.
11433 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
11435 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
11436 with x86_64-pc-linux-gnu.
11438 2019-01-07 Tom de Vries <tdevries@suse.de>
11441 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
11443 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
11446 2019-01-07 Jakub Jelinek <jakub@redhat.com>
11448 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
11449 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
11450 TARGET_AVX512F as condition.
11453 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
11454 const_not_ok_for_debug_p target hook.
11455 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
11456 on UNSPEC and subexpressions thereof if all subexpressions of the
11457 UNSPEC are CONSTANT_P.
11459 PR tree-optimization/88676
11460 * tree-ssa-phiopt.c (two_value_replacement): New function.
11461 (tree_ssa_phiopt_worker): Call it.
11464 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
11465 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
11468 * tree-vect-generic.c: Include insn-config.h and recog.h.
11469 (expand_vector_piecewise): Add defaulted ret_type argument,
11470 if non-NULL, use that in preference to type for the result type.
11471 (expand_vector_parallel): Formatting fix.
11472 (do_vec_conversion, do_vec_narrowing_conversion,
11473 expand_vector_conversion): New functions.
11474 (expand_vector_operations_1): Call expand_vector_conversion
11475 for VEC_CONVERT ifn calls.
11476 * internal-fn.def (VEC_CONVERT): New internal function.
11477 * internal-fn.c (expand_VEC_CONVERT): New function.
11478 * fold-const-call.c (fold_const_vec_convert): New function.
11479 (fold_const_call): Use it for CFN_VEC_CONVERT.
11480 * doc/extend.texi (__builtin_convertvector): Document.
11482 2019-01-07 Tom de Vries <tdevries@suse.de>
11484 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
11485 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
11486 vector_red_partition, vector_red_sym): New global variables.
11487 (nvptx_option_override): Initialize vector_red_sym.
11488 (nvptx_declare_function_name): Restore red_partition register.
11489 (nvptx_file_end): Emit code to declare the vector reduction variables.
11490 (nvptx_output_red_partition): New function.
11491 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
11492 large vector reductions.
11493 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
11494 (nvptx_init_builtins): Add VECTOR_ADDR.
11495 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
11496 Handle nvptx_expand_shared_addr.
11497 (nvptx_get_shared_red_addr): Add vector argument and handle large
11499 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
11501 (nvptx_goacc_reduction_init): Likewise.
11502 (nvptx_goacc_reduction_fini): Likewise.
11503 (nvptx_goacc_reduction_teardown): Likewise.
11504 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
11505 init,fini,teardown}.
11506 (nvptx_init_axis_predicate): Initialize vector_red_partition.
11507 (nvptx_set_current_function): Init vector_red_partition.
11508 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
11509 (nvptx_red_partition): New insn.
11510 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
11512 2019-01-07 Tom de Vries <tdevries@suse.de>
11515 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
11518 2019-01-07 Tom de Vries <tdevries@suse.de>
11520 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
11521 (nvptx_option_override): Init oacc_bcast_partition.
11522 (nvptx_init_oacc_workers): New function.
11523 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
11524 (nvptx_needs_shared_bcast): New function.
11525 (nvptx_find_par): Generalize to enable vectors to use shared-memory
11526 to propagate state.
11527 (nvptx_shared_propagate): Initialize vector bcast partition and
11528 synchronization state.
11529 (nvptx_single): Generalize to enable vectors to use shared-memory
11530 to propagate state.
11531 (nvptx_process_pars): Likewise.
11532 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
11533 * config/nvptx/nvptx.h (struct machine_function): Add
11534 bcast_partition and sync_bar members.
11536 2019-01-07 Tom de Vries <tdevries@suse.de>
11538 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
11539 (nvptx_apply_dim_limits): New function.
11540 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
11543 2019-01-07 Tom de Vries <tdevries@suse.de>
11545 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
11546 as late as possible.
11548 2019-01-07 Tom de Vries <tdevries@suse.de>
11550 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
11551 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
11552 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
11553 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
11554 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
11556 2019-01-07 Tom de Vries <tdevries@suse.de>
11558 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
11560 2019-01-07 Tom de Vries <tdevries@suse.de>
11562 * omp-offload.c (oacc_get_min_dim): New function.
11563 * omp-offload.h (oacc_get_min_dim): Declare.
11565 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
11568 * config/i386/i386.c (function_value_ms_64): Return small sturct in
11569 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
11571 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11575 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
11577 * ipa-inline.c (edge_badness): Use inlined_time instead of
11578 inline_summaries->get.
11580 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11582 * opts.c (enable_fdo_optimizations): Enable
11583 version-loops-for-strides, loop-interchange, unrol-and-jam
11584 and tree-loop-distribution.
11585 * invoke.texi: Document newly enabled options.
11587 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11589 * doc/invoke.texi (max-inline-insns-small): New parameters.
11590 * ipa-inline.c (want_early_inline_function_p): simplify.
11591 (want_inline_small_function_p): Fix pasto from previous patch;
11592 use max-inline-insns-small bound.
11593 * params.def (max-inline-insns-small): New param.
11594 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
11595 variables correctly.
11597 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11599 * doc/invoke.texi: Document max-inline-insns-size,
11600 uninlined-function-insns, uninlined-function-time,
11601 uninlined-thunk-insns and uninlined-thunk-time.
11602 * params.def: Add max-inline-insns-size,
11603 uninlined-function-insns, uninlined-function-time,
11604 uninlined-thunk-insns and uninlined-thunk-time.
11605 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
11607 * ipa-inline.c (can_inline_edge_by_limits_p,
11608 want_inline_small_function_p): Use new parameters.
11610 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11612 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
11614 2019-01-05 Jakub Jelinek <jakub@redhat.com>
11616 PR middle-end/82564
11618 * expr.c (expand_assignment): For calls returning VLA structures
11619 if to_rtx is not a MEM, force it into a stack temporary.
11622 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
11623 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
11624 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
11625 subexpressions of both operands.
11626 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
11627 subrtxes are CONSTANT_P.
11628 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
11629 2018-11-09 changes.
11631 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
11633 * params.def (hot-bb-count-ws-permille): Set to 990.
11635 2019-01-04 Martin Sebor <msebor@redhat.com>
11638 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
11641 2019-01-04 Martin Sebor <msebor@redhat.com>
11644 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
11646 2019-01-04 Jakub Jelinek <jakub@redhat.com>
11648 * gdbinit.in: Turn off pagination for the skip commands, restore
11649 it to previous state afterwards.
11651 2019-01-04 Jakub Jelinek <jakub@redhat.com>
11654 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
11655 of GET_MODE (opN) as modes of the libcall arguments.
11657 2019-01-04 Jan Beulich <jbeulich@suse.com>
11659 * config/i386/sse.md
11660 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
11661 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
11662 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
11663 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
11664 avx512f_vmcmp<mode>3<round_saeonly_name>,
11665 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
11666 avx512f_maskcmp<mode>3,
11667 <avx512>_cvt<ssemodesuffix>2mask<mode>,
11668 <avx512>_cvt<ssemodesuffix>2mask<mode>,
11669 *<avx512>_cvtmask2<ssemodesuffix><mode>,
11670 *<avx512>_cvtmask2<ssemodesuffix><mode>,
11671 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
11672 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
11673 <avx512>_gt<mode>3<mask_scalar_merge_name>,
11674 <avx512>_gt<mode>3<mask_scalar_merge_name>,
11675 <avx512>_testm<mode>3<mask_scalar_merge_name>,
11676 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
11677 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
11678 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
11679 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
11680 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
11681 avx512cd_maskb_vec_dup<mode>,
11682 avx512cd_maskw_vec_dup<mode>,
11683 avx512dq_fpclass<mode><mask_scalar_merge_name>,
11684 avx512dq_vmfpclass<mode>,
11685 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
11688 2019-01-03 Martin Sebor <msebor@redhat.com>
11690 PR tree-optimization/88659
11691 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
11693 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
11695 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
11696 unaligned vsx and avoid lxvd2x/stxvd2x.
11697 (gen_lvx_v4si_move): New function.
11699 2019-01-03 Tom de Vries <tdevries@suse.de>
11701 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
11702 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
11704 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
11706 2019-01-03 Tom de Vries <tdevries@suse.de>
11708 * config/nvptx/nvptx.c (struct offload_attrs): New.
11709 (populate_offload_attrs): New function. Factor mask extraction out of
11710 nvptx_reorg. Add extraction of dimensions.
11711 (nvptx_reorg): Use populate_offload_attrs.
11713 2019-01-03 Tom de Vries <tdevries@suse.de>
11715 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
11716 cases for oacc_min_dims_p and routine_p. Add asserts for
11717 oacc_default_dims_p and offload_region_p.
11719 2019-01-03 Tom de Vries <tdevries@suse.de>
11721 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
11722 factored out of ...
11723 (nvptx_goacc_validate_dims): ... here.
11725 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
11727 PR tree-optimization/85574
11728 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
11730 (struct ssa_equip_hash_traits): Declare.
11731 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
11733 2019-01-03 Jakub Jelinek <jakub@redhat.com>
11736 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
11737 change it to qualified_type.
11739 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
11741 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
11742 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
11744 2019-01-02 Martin Sebor <msebor@redhat.com>
11745 Jeff Law <law@redhat.com>
11747 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
11748 (get_range_strlen_tree): Update appropriately.
11750 * gimple-fold.h (get_range_strlen): Drop unused last argument.
11752 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
11753 rather than set_range_info.
11754 * tree-ssa-strlen.c (set_strlen_range): Extracted from
11755 maybe_set_strlen_range. Handle potentially boundary crossing
11756 cases more conservatively.
11757 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
11758 Call set_strlen_range.
11759 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
11761 PR middle-end/88663
11762 * gimple-fold.c (get_range_strlen): Update prototype to no longer
11763 need the flexp argument.
11764 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
11765 from calls to get_range_strlen. Update comments. Just update
11766 VAL for an unterminated const char array and let the reset of the
11767 code handle it normally. No longer try to set *flexp. Adjust
11769 (get_range_strlen): Update for the new get_range_strlen API.
11770 (get_maxval_strlen): Similarly.
11771 (gimple_fold_builtin_strlen): Handle update meaning of return value
11772 from get_range_strlen.
11773 * gimple-ssa-sprintf.c (get_string_length): Update for the new
11774 get_range_strlen API.
11776 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
11779 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
11780 false at WPA time when body was removed.
11782 2019-01-02 Martin Liska <mliska@suse.cz>
11784 PR tree-optimization/88650
11785 * predict.c (set_even_probabilities): Calculate probability
11786 remainer only when really used.
11788 2019-01-02 Richard Biener <rguenther@suse.de>
11790 PR middle-end/88651
11791 * tree-data-ref.c (analyze_subscript_affine_affine): Use
11792 widest_ints when mangling max_stmt_execution results.
11794 2019-01-02 Richard Biener <rguenther@suse.de>
11796 PR tree-optimization/88621
11797 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
11798 bitfields when canoncalizing.
11800 2019-01-02 Richard Biener <rguenther@suse.de>
11803 * config/i386/x86-tune-costs.h (intel_cost): Adjust
11804 cost of cheap SSE instruction.
11806 2019-01-02 Richard Biener <rguenther@suse.de>
11809 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
11810 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
11812 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
11813 set after UIDs before splitting them.
11815 2019-01-01 Martin Sebor <msebor@redhat.com>
11816 Jeff Law <law@redhat.com>
11818 * gimple-fold.c (get_range_strlen_tree): Record if the computed
11819 length is optimistic. If it is, then arrange to compute the
11820 conservative length as well.
11822 * gimple-fold.h (get_range_strlen): Update prototype.
11823 * builtins.c (check_access): Update call to get_range_strlen to use
11824 c_strlen_data pointer. Change various variable accesses to instead
11825 pull data from the c_strlen_data structure.
11826 (check_strncat_sizes, expand_builtin_strncat): Likewise.
11827 * calls.c (maybe_warn_nonstring_arg): Likewise.
11828 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
11829 minimum length if maximum lengh is unknown.
11830 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
11831 that used c_strlen, it's no longer needed. Restructure slightly.
11832 (format_string): Set unlikely range appropriately.
11833 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
11835 (get_range_strlen): Accept c_strlen_data pointer for external
11836 call sites as well. Pass through to call to internal get_range_strlen.
11837 Adjust minlen, maxlen and maxbound as needed.
11838 (get_maxval_strlen): Update comments.
11839 (gimple_fold_builtin_strlen): Update call to get_range_strlen
11840 to use c_strlen_data pointer. Change variable accesses to instead
11841 use c_strlen_data data members.
11843 * gimple-fold.c (get_range_strlen): Update prototype.
11844 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
11845 local variables. Use pdata to return information to caller.
11846 Update calls to get_range_strlen. Update pdata->maxbound.
11847 (get_range_strlen -- static version): Similarly.
11848 (get_range_strlen -- extern version): Update for internal
11849 get_range_strlen API change. Convert to external data format.
11850 (get_maxval_strlen): Similarly.
11852 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
11854 * coverage.c (get_coverage_counts): Use current_function_decl.
11855 * profile.c (read_thunk_profile): New function.
11856 (branch_prob): Add THUNK parameter.
11857 * tree-profile.c (tree_profiling): Handle thunks.
11858 * value-prof.c (init_node_map): Handle thunks.
11859 * value-prof.h (branch_prob): Upate prototype.
11860 (read_thunk_profile): Declare.
11862 2019-01-01 Jakub Jelinek <jakub@redhat.com>
11864 Update copyright years.
11866 * gcc.c (process_command): Update copyright notice dates.
11867 * gcov-dump.c (print_version): Ditto.
11868 * gcov.c (print_version): Ditto.
11869 * gcov-tool.c (print_version): Ditto.
11870 * gengtype.c (create_file): Ditto.
11871 * doc/cpp.texi: Bump @copying's copyright year.
11872 * doc/cppinternals.texi: Ditto.
11873 * doc/gcc.texi: Ditto.
11874 * doc/gccint.texi: Ditto.
11875 * doc/gcov.texi: Ditto.
11876 * doc/install.texi: Ditto.
11877 * doc/invoke.texi: Ditto.
11879 Copyright (C) 2019 Free Software Foundation, Inc.
11881 Copying and distribution of this file, with or without modification,
11882 are permitted in any medium without royalty provided the copyright
11883 notice and this notice are preserved.