1 2019-06-18 Max Filippov <jcmvbkbc@gmail.com>
4 * config/xtensa/xtensa.c (xtensa_expand_prologue): Add stack
5 pointer adjustment for the case of no callee-saved registers and
6 stack frame bigger than 128 bytes.
8 2019-06-18 Thomas Schwinge <thomas@codesourcery.com>
11 * omp-low.c (check_omp_nesting_restrictions): Handle
12 GF_OMP_TARGET_KIND_OACC_DECLARE.
14 2019-06-18 Uroš Bizjak <ubizjak@gmail.com>
16 * config/i386/i386.md (@cmp<mode>_1): Rename from cmp<mode>_1.
17 (@add<mode>3_carry): Rename from add<mode>3_carry.
18 (@sub<mode>3_carry_ccc): Rename from sub<mode>3_carry_ccc.
19 (@sub<mode>3_carry_ccgz): Rename form sub<mode>3_carry_ccgz.
20 (@copysign<mode>3_const): Rename from copysign<mode>3_const.
21 (@copysign<mode>3_var): Rename from copysign<mode>3_var.
22 (@xorsign<mode>3_1): Rename from xorsign<mode>3_1.
23 (@x86_shift<mode>_adj_1): Rename from x86_shift<mode>_adj_1.
24 (@x86_shift<mode>_adj_2): Rename from x86_shift<mode>_adj_2.
25 (@x86_shift<mode>_adj_3): Rename from x86_shift<mode>_adj_3.
26 (cmpstrnsi): Use gen_cmp_1.
27 (lwp_slwpcb): Use gen_lwp_slwpcb_1.
28 (@lwp_slwpcb<mode>_1): Rename from lwp_slwpcb<mode>_1.
29 (@umonitor_<mode>): Rename from umonitor_<mode>.
30 * config/i386/i386-expand.c (ix86_expand_copysign):
31 Use gen_copysign3_const and gen_copysign3_var.
32 (ix86_expand_xorsign): Use gen_xorsign3_1.
33 (ix86_expand_branch): Use gen_sub3_carry_ccc,
34 gen_sub3_carry_ccgz and gen_cmp1.
35 (ix86_expand_int_addcc): Use gen_sub3_carry and gen_add3_carry.
36 (ix86_split_ashl): Use gen_x86_shift_adj_1 and gen_x86_shift_adj_2.
37 (ix86_split_ashr): Use gen_x86_shift_adj_1 and gen_x86_shift_adj_3.
38 (ix86_split_lshr): Ditto.
39 (ix86_expand_builtin) <case IX86_BUILTIN_UMONITOR>: Use gen_umonitor.
41 2019-06-18 Jason Merrill <jason@redhat.com>
43 * tree.c (build_constructor): Add MEM_STAT_DECL.
45 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
47 * config/aarch64/aarch64-modes.def (CC_NZC): New CC_MODE.
48 * config/aarch64/aarch64-sve.md (*<optab><mode>3_cc)
49 (ptest_ptrue<mode>, while_ult<GPI:mode><PRED_ALL:mode>)
50 (*while_ult<GPI:mode><PRED_ALL:mode>_cc, *cmp<cmp_op><mode>)
51 (*cmp<cmp_op><mode>_ptest, *cmp<cmp_op><mode>_cc)
52 (*pred_cmp<cmp_op><mode>_combine, *pred_cmp<cmp_op><mode>)
53 (vec_cmp<mode><vpred>, vec_cmpu<mode><vpred>, cbranch<mode>4):
54 Use CC_NZC instead of CC.
55 * config/aarch64/aarch64.md (condjump): Print a '.' in SVE conditions.
56 * config/aarch64/aarch64.c (aarch64_sve_condition_codes): New variable.
57 (aarch64_print_operand): Handle E_CC_NZCmode.
58 (aarch64_emit_sve_ptrue_op_cc): Use gen_set_clobber_cc_nzc instead
59 of gen_set_clobber_cc.
61 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
63 * config/aarch64/aarch64-sve.md: Tabify file.
65 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
67 * config/aarch64/aarch64-protos.h (aarch64_pfalse_reg): Declare.
68 * config/aarch64/aarch64.c (aarch64_pfalse_reg): New function.
69 * config/aarch64/aarch64-sve.md: Use it.
71 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
73 * config/aarch64/aarch64-protos.h (aarch64_ptrue_reg): Declare.
74 * config/aarch64/aarch64.c (aarch64_ptrue_reg): New functions.
75 (aarch64_expand_sve_widened_duplicate, aarch64_expand_sve_mem_move)
76 (aarch64_maybe_expand_sve_subreg_move, aarch64_evpc_rev_local)
77 (aarch64_expand_sve_vec_cmp_int): Use it.
78 (aarch64_expand_sve_vec_cmp_float): Likewise.
79 * config/aarch64/aarch64-sve.md: Likewise throughout.
81 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
83 * config/aarch64/aarch64-sve.md (*cond_<optab><mode>_0): Delete.
84 (*cond_<optab><mode>_z): Fold into...
85 (*cond_<optab><mode>_any): ...here. Also handle cases in which
86 operand 4 can be tied to operand 0 (either inherently or via RA).
88 2019-06-18 Richard Biener <rguenther@suse.de>
91 * cfgexpand.c (expand_debug_expr): Treat NOTE_P DECL_RTL
94 2019-06-18 Tom de Vries <tdevries@suse.de>
96 * config/nvptx/nvptx-protos.h (gen_set_softstack_insn): Remove.
97 * config/nvptx/nvptx.c (gen_set_softstack_insn): Remove.
98 * config/nvptx/nvptx.md (define_insn "set_softstack_<mode>"):
100 (define_insn "@set_softstack_<mode>"): ... this.
101 (define_insn "omp_simt_enter_<mode>"): Rename to ...
102 (define_insn "@omp_simt_enter_<mode>"): ... this.
103 (define_insn "omp_simt_exit_<mode>"): Rename to ...
104 (define_insn "@omp_simt_exit_<mode>"): ... this.
106 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
108 * tree-vect-loop-manip.c (vect_set_loop_masks_directly): Remove
109 vf parameter. Restore the previous iv step of nscalars_step,
110 but give it iv_type rather than compare_type. Tweak code order
111 to match the comments.
112 (vect_set_loop_condition_masked): Update accordingly.
113 * tree-vect-loop.c (vect_verify_full_masking): Use "unsigned int"
114 for iv_precision. Tweak comment formatting.
116 2019-06-18 Iain Sandoe <iain@sandoe.co.uk>
118 * config/darwin.c: Strip trailing whitespace.
120 2019-06-18 Iain Sandoe <iain@sandoe.co.uk>
122 * config/darwin.c (darwin_emit_unwind_label): New default to false.
123 (darwin_override_options): Set darwin_emit_unwind_label as needed.
125 2019-06-18 Martin Jambor <mjambor@suse.cz>
128 * ipa-cp.c (ignore_edge_p): Do not ignore edges when only the
129 caller does not have flag_ipa_cp set.
131 2019-06-18 Alejandro Martinez <alejandro.martinezvicente@arm.com>
133 * config/aarch64/aarch64-sve.md (mask_fold_left_plus_<mode>): Renamed
134 from "*fold_left_plus_<mode>", updated operands order.
135 * doc/md.texi (mask_fold_left_plus_@var{m}): Documented new optab.
136 * internal-fn.c (mask_fold_left_direct): New define.
137 (expand_mask_fold_left_optab_fn): Likewise.
138 (direct_mask_fold_left_optab_supported_p): Likewise.
139 * internal-fn.def (MASK_FOLD_LEFT_PLUS): New internal function.
140 * optabs.def (mask_fold_left_plus_optab): New optab.
141 * tree-vect-loop.c (mask_fold_left_plus_optab): New function to get a
142 masked internal_fn for a reduction ifn.
143 (vectorize_fold_left_reduction): Add support for masking reductions.
145 2019-06-18 Kewen Lin <linkw@gcc.gnu.org>
148 * target.def (predict_doloop_p): New hook.
149 * targhooks.h (default_predict_doloop_p): New declaration.
150 * targhooks.c (default_predict_doloop_p): New function.
151 * doc/tm.texi.in (TARGET_PREDICT_DOLOOP_P): New hook.
152 * doc/tm.texi: Regenerate.
153 * config/rs6000/rs6000.c (rs6000_predict_doloop_p): New function.
154 (TARGET_PREDICT_DOLOOP_P): New macro.
155 * tree-ssa-loop-ivopts.c (generic_predict_doloop_p): New function.
157 2019-06-17 Jakub Jelinek <jakub@redhat.com>
159 * omp-low.c (struct omp_context): Add scan_inclusive field.
160 (scan_omp_1_stmt) <case GIMPLE_OMP_SCAN>: Set ctx->scan_inclusive
162 (struct omplow_simd_context): Add lastlane member.
163 (lower_rec_simd_input_clauses): Add rvar argument, handle inscan
164 reductions. Build 2 or 3 argument .GOMP_SIMD_LANE calls rather than
166 (lower_rec_input_clauses): Handle inscan reductions in simd contexts.
167 (lower_lastprivate_clauses): Set TREE_THIS_NOTRAP on the ARRAY_REF.
168 (lower_omp_scan): New function.
169 (lower_omp_1) <case GIMPLE_OMP_SCAN>: Use lower_omp_scan.
170 * tree-ssa-dce.c (eliminate_unnecessary_stmts): For IFN_GOMP_SIMD_LANE
171 check 3rd argument if present rather than 2nd.
172 * tree-vectorizer.h (struct _loop_vec_info): Add scan_map member.
173 (struct _stmt_vec_info): Change simd_lane_access_p from bool into
175 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
176 scan_map. For IFN_GOMP_SIMD_LANE check 3rd argument if present rather
178 (_loop_vec_info::~_loop_vec_info): Delete scan_map.
179 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Allow two
180 different STMT_VINFO_SIMD_LANE_ACCESS_P refs if they have the same
182 (vect_find_stmt_data_reference): Encode in ->aux the 2nd
183 IFN_GOMP_SIMD_LANE argument.
184 (vect_analyze_data_refs): Set STMT_VINFO_SIMD_LANE_ACCESS_P from the
186 * tree-vect-stmts.c: Include attribs.h.
187 (vectorizable_call): Adjust comment about IFN_GOMP_SIMD_LANE.
188 (scan_operand_equal_p, check_scan_store, vectorizable_scan_store): New
190 (vectorizable_load): For STMT_VINFO_SIMD_LANE_ACCESS_P tests use != 0.
191 (vectorizable_store): Handle STMT_VINFO_SIMD_LANE_ACCESS_P > 1.
193 2019-06-17 Uroš Bizjak <ubizjak@gmail.com>
196 * config/i386/i386.md (*nabstf2_1): New insn pattern.
197 (*nabs<mode>2_1): Ditto.
198 (nabs sse-reg splitter): New splitter.
199 * config/i386/sse.md (*nabs<mode>2): New insn_and_split pattern.
201 2019-06-17 Jan Hubicka <hubicka@ucw.cz>
204 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Fix
207 2019-06-17 Tom de Vries <tdevries@suse.de>
209 * config/nvptx/nvptx-protos.h (gen_set_softstack_insn): Declare.
210 * config/nvptx/nvptx.c (gen_set_softstack_insn): New function.
211 * config/nvptx/nvptx.md (define_insn "set_softstack_insn"): Rename to
213 (define_insn "set_softstack_<mode>"): ... this. Use P iterator on
215 (define_insn "omp_simt_enter_insn"): Rename to ...
216 (define_insn "omp_simt_enter_<mode>"): ... this. Use P iterator on
217 match_operand 0, 1 and 2, as well as the unspec_volatile result.
218 (define_expand "omp_simt_enter): Use gen_omp_simt_enter_di and
219 gen_omp_simt_enter_si.
220 (define_expand "omp_simt_exit"): New.
221 (define_insn "omp_simt_exit"): Rename to ...
222 (define_insn "omp_simt_exit_<mode>"): ... this. Use P iterator on
225 2019-06-17 Matthew Green <mrg@eterna.com.au>
226 Maya Rashish <coypu@sdf.org>
228 * config.gcc (aarch64*-*-netbsd*): New target.
229 * config/aarch64/aarch64-netbsd.h: New file.
230 * config/aarch64/t-aarch64-netbsd: Likewise.
232 2019-06-17 Jan Hubicka <hubicka@ucw.cz>
234 * tree-ssa-alias.c (aliasing_component_refs_p): Consider only
235 the access path from base to first VIEW_CONVERT_EXPR or
238 2019-06-17 Jan Hubicka <hubicka@ucw.cz>
240 * tree-ssa-alias.c (nonoverlapping_component_refs_p): Also truncate
241 access path on BIT_FIELD_REFs.
243 2019-06-17 Martin Liska <mliska@suse.cz>
246 * ipa-utils.h (odr_type_p): Remove dead code.
248 2019-06-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
250 * configure.ac (ld_vers) <*-*-solaris2*>: Remove support for
251 alternative Solaris 11.4 format.
252 * configure: Regenerate.
254 2019-06-17 Tom de Vries <tdevries@suse.de>
256 * config/nvptx/nvptx.md (define_insn "call_insn"): Rename to ...
257 (define_insn "call_insn_<mode>"): ... this. Use P iterator on
259 (define_insn "call_value_insn"): Rename to ...
260 (define_insn "call_value_insn_<mode>"): this. Use P iterator on
262 (define_insn "nvptx_red_partition"): Set unspec_volatile result mode to
265 2019-06-16 John David Anglin <danglin@gcc.gnu.org>
268 * config/pa/pa.md (nonlocal_goto): Restore frame pointer last. Add
269 frame clobbers and schedule block.
270 (builtin_longjmp): Likewise.
272 2019-06-16 Jozef Lawrynowicz <jozef.l@mittosystems.com>
274 * config/msp430/msp430.c (msp430_expand_helper): Setup arguments which
275 describe how to perform MSPABI compliant 64-bit shift.
276 * config/msp430/msp430.md (ashldi3): New define_expand.
277 (ashrdi3): New define_expand.
278 (lshrdi3): New define_expand.
280 2019-06-16 Jozef Lawrynowicz <jozef.l@mittosystems.com>
282 * doc/sourcebuild.texi: Document new effective target keyword
285 2019-06-16 Jan Hubicka <hubicka@ucw.cz>
287 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p,
288 indirect_refs_may_alias_p): Revert accidental commits.
290 * tree-ssa-alias.c (aliasing_component_refs_p): Watch for arrays
291 at the end of structures.
293 2019-06-16 Iain Sandoe <iain@sandoe.co.uk>
295 * config/darwin.c (machopic_indirect_call_target): Use renamed
296 darwin_picsymbol_stubs to decide on output.
297 (darwin_override_options): Handle darwin_picsymbol_stubs.
298 * config/darwin.h (MIN_LD64_OMIT_STUBS): New.
299 (LD64_VERSION): Revise default.
300 * config/darwin.opt: (mpic-symbol-stubs): New option.
301 (darwin_picsymbol_stubs): New variable.
302 * config/i386/darwin.h (TARGET_MACHO_BRANCH_ISLANDS):
303 rename to TARGET_MACHO_PICSYM_STUBS.
304 * config/i386/i386.c (output_pic_addr_const): Likewise.
305 * config/i386/i386.h Likewise.
306 * config/rs6000/darwin.h: Likewise.
307 * config/rs6000/rs6000.c (rs6000_call_darwin_1): Use renamed
308 darwin_picsymbol_stubs.
310 2019-06-16 Iain Sandoe <iain@sandoe.co.uk>
312 * config/darwin.opt (prebind, noprebind, seglinkedit,
313 noseglinkedit): Add RejectNegative.
315 2019-06-16 Jan Hubicka <hubicka@ucw.cz>
317 * tree-ssa-alias.c (nonoverlapping_component_refs_p): Fix pasto
318 in my previous patch.
320 2019-06-16 Tom de Vries <tdevries@suse.de>
322 PR tree-optimization/89376
323 * tree-parloops.c (oacc_entry_exit_ok_1): Handle red == NULL.
325 2019-06-15 Maya Rashish <coypu@sdf.org>
327 * doc/invoke.texi (Spec Files): Update location of the
330 2019-06-15 Gerald Pfeifer <gerald@pfeifer.com>
332 * doc/extend.texi (Common Function Attributes): Clarify
333 no_sanitize. Fix grammar.
335 2019-06-15 Jan Hubicka <hubicka@ucw.cz>
337 * tree-ssa-alias.c (alias_stats): Add
338 nonoverlapping_component_refs_p_may_alias,
339 nonoverlapping_component_refs_p_no_alias,
340 nonoverlapping_component_refs_of_decl_p_may_alias,
341 nonoverlapping_component_refs_of_decl_p_no_alias.
342 (dump_alias_stats): Dump them.
343 (nonoverlapping_component_refs_of_decl_p): Add stats.
344 (nonoverlapping_component_refs_p): Add stats; do not stop on first
347 2019-06-15 Uroš Bizjak <ubizjak@gmail.com>
349 * config/i386/i386.md (and<mode>3): Generate zero-extends for
350 TARGET_ZERO_EXTEND_WITH_AND && optimize_function_for_speed_p (cfun))
352 (*anddi3_doubleword): Split before reload. Merge with
353 anddi->zext pre-reload splitter.
354 (*andndi3_doubleword): Split before reload.
355 (*<code>di3_doubleword): Ditto.
356 (*one_cmpldi2_doubleword): Ditto.
358 2019-06-15 Jakub Jelinek <jakub@redhat.com>
361 * gimplify.c: Include omp-offload.h and context.h.
362 (gimplify_bind_expr): Add "omp declare target" attributes
363 to static block scope variables inside of target region or target
366 2019-06-15 Tom de Vries <tdevries@suse.de>
368 PR tree-optimization/90009
369 * tree-ssa-threadbackward.c (thread_jumps::profitable_jump_thread_path):
370 Return NULL if bb contains IFN_UNIQUE.
372 2019-06-14 Segher Boessenkool <segher@kernel.crashing.org>
374 * config/rs6000/rs6000.md (CCEITHER): New define_mode_iterator.
375 (un): New define_mode_attr.
376 (isel_signed_<mode>, isel_unsigned_<mode>): Delete, merge into ...
377 (isel_<un>signed_<GPR:mode>): ... this. New define_insn.
378 (isel_reversed_signed_<mode>, isel_reversed_unsigned_<mode>): Delete,
380 (isel_reversed_<un>signed_<GPR:mode>): ... this. New define_insn.
382 2019-06-14 Iain Sandoe <iain@sandoe.co.uk>
384 * config/darwin.opt: Add RejectNegative where needed, reorder
385 and add minimal functional descriptions.
387 2019-06-14 H.J. Lu <hongjiu.lu@intel.com>
389 PR rtl-optimization/90765
390 * calls.c (update_stack_alignment_for_call): New function.
391 (expand_call): Call update_stack_alignment_for_call when
392 outgoing parameter is passed in the stack.
393 (emit_library_call_value_1): Likewise.
394 * function.c (locate_and_pad_parm): Don't update
395 stack_alignment_needed and preferred_stack_boundary.
397 2019-06-14 H.J. Lu <hongjiu.lu@intel.com>
400 * config/i386/i386-features.c
401 (dimode_scalar_chain::compute_convert_gain): Replace
402 mmxsse_to_integer with sse_to_integer.
403 * config/i386/i386.c (ix86_register_move_cost): Verify that
404 moves between MMX and non-MMX units require secondary memory.
405 Correct costs of moves between SSE and integer units.
406 * config/i386/i386.h (processor_costs): Rename cost of moving
407 SSE register to integer to sse_to_integer. Rename cost of
409 2019-06-14 Matt Thomas <matt@3am-software.com>
410 Matthew Green <mrg@eterna.com.au>
411 Nick Hudson <skrll@netbsd.org>
412 Maya Rashish <coypu@sdf.org>
413 Richard Earnshaw <rearnsha@arm.com>
415 * config.gcc (arm*-*-netbsdelf*) Add support for EABI configuration.
416 * config.host (arm*-*-netbsd*): Use driver-arm.o on native NetBSD.
417 * config/arm/netbsd-eabi.h: New file.
418 * config/arm/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Undefine before
420 (SUBTARGET_EXTRA_ASM_SPEC): Don't pass -matpcs to the assembler.
421 * config/netbsd-elf.h (NETBSD_LINK_LD_ELF_SO_SPEC): New define.
422 (NETBSD_SUBTARGET_EXTRA_SPECS): New define.
423 (SUBTARGET_EXTRA_SPECS): Define to NETBSD_SUBTARGET_EXTRA_SPECS.
425 2019-06-14 Richard Biener <rguenther@suse.de>
427 * tree-loop-distribution.c (classify_partition): Return
428 whether a reduction appeared in all partitions and do not
429 stop builtin detection because of this.
430 (distribute_loop): Sort a non-builtin partition last if
431 there's a reduction in all partitions and make sure the
432 partition prevailing as last is not a builtin.
434 2019-06-14 Feng Xue <fxue@os.amperecomputing.com>
437 * ipa-prop.c (add_to_agg_contents_list): New function.
438 (clobber_by_agg_contents_list_p): Likewise.
439 (extract_mem_content): Likewise.
440 (get_place_in_agg_contents_list): Delete.
441 (determine_known_aggregate_parts): Renamed from
442 determine_locally_known_aggregate_parts. New parameter
445 2019-06-13 Martin Sebor <msebor@redhat.com>
447 PR tree-optimization/90662
448 * tree-ssa-strlen.c (get_stridx): Convert fold_build2 operands
451 2019-06-13 Jan Hubicka <hubicka@ucw.cz>
454 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Also check that
455 dbase is not TARGET_MEM_REF.
457 2019-06-13 Uroš Bizjak <ubizjak@gmail.com>
459 * config/i386/i386.md (SWIM1248s): Rename from SWIM1248x.
461 (and<mode>3): Use gen_extend_insn instead of indirect functions.
462 Do not generate DImode extends for 32bit targets.
463 (and->zext post-reload splitter): Use gen_extend_insn
464 instead of indirect functions.
465 (anddi->zext pre-reload splitter): New.
466 (*zext<mode>_doubleword_and): Remove.
467 (*zext<mode>_doubleword): Ditto.
468 (*zextsi_doubleword): Dittto.
470 2019-06-13 Uroš Bizjak <ubizjak@gmail.com>
472 * config/i386/i386-expand.c (ix86_expand_int_sse_cmp):
473 Use gen_sub3_insn instead of indirect function.
474 (ix86_expand_ashl_const): Use gen_add2_insn instead of
476 (ix86_adjust_counter): Ditto.
478 2019-06-13 Jiufu Guo <guojiufu@linux.ibm.com>
479 Lijia He <helijia@linux.ibm.com>
481 PR tree-optimization/77820
482 * tree-ssa-threadedge.c
483 (edge_forwards_cmp_to_conditional_jump_through_empty_bb_p): New
485 (thread_across_edge): Add call to
486 edge_forwards_cmp_to_conditional_jump_through_empty_bb_p.
488 2019-06-13 Iain Sandoe <iain@sandoe.co.uk>
490 * config/darwin-driver.c (validate_macosx_version_min): New.
491 (darwin_default_min_version): Cleanup and validate supplied version.
492 (darwin_driver_init): Likewise and push cleaned version into opts.
494 2019-06-13 Jan Hubicka <hubicka@ucw.cz>
496 PR tree-optimization/90869
497 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Watch for view
498 converts in MEM_REF referencing decl rather than view converts
499 from decl type to MEM_REF type.
501 2019-06-13 Richard Biener <rguenther@suse.de>
503 PR tree-optimization/90856
504 * tree-sra.c (build_ref_for_model): Only use
505 build_reconstructed_reference when address-spaces are the same.
507 2019-06-13 Jakub Jelinek <jakub@redhat.com>
509 * config/nvptx/nvptx.c (nvptx_sese_number, nvptx_sese_pseudo): Don't
510 wrap ei variable name in the declaration in ()s.
511 (nvptx_single): Actually use mode_label variable. Formatting fix.
513 2019-06-13 Richard Biener <rguenther@suse.de>
515 * tree-vectorizer.h (vect_loop_vectorized_call): Declare.
516 * tree-vectorizer.c (vect_loop_vectorized_call): Export and
517 also return the condition stmt.
518 * tree-vect-loop-manip.c (vect_loop_versioning): Compute outermost
519 loop we can version and version that, reusing the loop version
520 created by if-conversion instead of versioning again.
522 2019-06-13 Aldy Hernandez <aldyh@redhat.com>
524 * gimple-loop-versioning.cc (prune_loop_conditions): Use
526 * tree-vrp (value_range_base::may_contain_p): Call into
528 (value_inside_range): Make private inside value_range_base class.
529 Take min/max from *this.
530 (range_includes_p): Remove.
531 * tree-vrp.h (value_range_base): Add value_inside_range.
532 (range_includes_p): Remove.
533 (range_includes_zero_p): Call may_contain_p.
534 * vr-values.c (compare_range_with_value): Same.
536 2019-06-13 Claudiu Zissulescu <claziss@synopsys.com>
538 * doc/extend.texi (ARC Function Attributes): Update info.
540 2019-06-13 Feng Xue <fxue@os.amperecomputing.com>
542 PR tree-optimization/89713
543 * doc/invoke.texi (-ffinite-loops): Document new option.
544 * common.opt (-ffinite-loops): New option.
545 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark
546 IFN_GOACC_LOOP calls as necessary.
547 * tree-ssa-loop-niter.c (finite_loop_p): Assume loop with an exit
549 * omp-offload.c (oacc_xform_loop): Skip lowering if return value of
550 IFN_GOACC_LOOP call is not used.
551 * opts.c (default_options_table): Enable -ffinite-loops at -O2+.
553 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
556 * tree-vect-loop-manip.c (vect_set_loop_masks_directly): If the
557 compare_type is not with Pmode size, we will create an IV with
558 Pmode size with truncated use (i.e. converted to the correct type).
559 * tree-vect-loop.c (vect_verify_full_masking): Find IV type.
560 (vect_iv_limit_for_full_masking): New. Factored out of
561 vect_set_loop_condition_masked.
562 * tree-vectorizer.h (LOOP_VINFO_MASK_IV_TYPE): New.
563 (vect_iv_limit_for_full_masking): Declare.
565 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
568 * tree-ssa-loop-ivopts.c (get_mem_type_for_internal_fn): Handle
569 IFN_MASK_LOAD_LANES and IFN_MASK_STORE_LANES.
570 (get_alias_ptr_type_for_ptr_address): Likewise.
571 (add_iv_candidate_for_use): Add scaled index candidate if useful.
572 * tree-ssa-address.c (preferred_mem_scale_factor): New.
573 * config/aarch64/aarch64.c (aarch64_classify_address): Relax
576 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
578 * config/aarch64/iterators.md (ADDSUB): Fix typo in comment.
580 2019-06-12 Dimitar Dimitrov <dimitar@dinux.eu>
582 * common/config/pru/pru-common.c: New file.
583 * config.gcc: Add PRU target.
584 * config/pru/alu-zext.md: New file.
585 * config/pru/constraints.md: New file.
586 * config/pru/predicates.md: New file.
587 * config/pru/pru-opts.h: New file.
588 * config/pru/pru-passes.c: New file.
589 * config/pru/pru-pragma.c: New file.
590 * config/pru/pru-protos.h: New file.
591 * config/pru/pru.c: New file.
592 * config/pru/pru.h: New file.
593 * config/pru/pru.md: New file.
594 * config/pru/pru.opt: New file.
595 * config/pru/t-pru: New file.
596 * doc/extend.texi: Document PRU pragmas.
597 * doc/invoke.texi: Document PRU-specific options.
598 * doc/md.texi: Document PRU asm constraints.
600 2019-06-12 Martin Sebor <msebor@redhat.com>
603 * tree-pretty-print.c (dump_mem_ref): New function. Include
604 MEM_REF type in output when different size than operand.
605 (dump_generic_node): Move code to dump_mem_ref and call it.
607 2019-06-12 Martin Sebor <msebor@redhat.com>
609 PR tree-optimization/90662
610 * tree-ssa-strlen.c (get_stridx): Handle simple VLAs and pointers
613 2019-06-12 Tom de Vries <tdevries@suse.de>
615 PR tree-optimization/90009
616 * config/nvptx/nvptx.c (nvptx_find_par): Assert fork has at most join.
618 2019-06-12 Martin Liska <mliska@suse.cz>
620 * ggc-common.c (ggc_prune_overhead_list): Do not sanitize
622 * hash-map.h: Add sanitize_eq_and_hash into ::hash_map.
623 * mem-stats.h (mem_alloc_description::mem_alloc_description):
624 Do not sanitize created maps.
626 2019-06-12 Aldy Hernandez <aldyh@redhat.com>
628 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children): Use
629 value_range::singleton_p.
630 * tree-vrp.c (value_range_constant_singleton): Remove.
631 * tree-vrp.h (value_range_constant_singleton): Remove.
632 * vr-values.c (vr_values::singleton): Use
633 value_range::singleton_p.
635 2019-06-12 Jakub Jelinek <jakub@redhat.com>
638 * cfgexpand.c (align_local_variable): Add really_expand argument,
639 don't SET_DECL_ALIGN if it is false.
640 (add_stack_var): Add really_expand argument, pass it through to
641 align_local_variable.
642 (expand_one_stack_var_1): Pass true as really_expand to
643 align_local_variable.
644 (expand_one_ssa_partition): Pass true as really_expand to
646 (expand_one_var): Pass really_expand through to add_stack_var.
648 2019-06-12 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
650 * config/arm/iterators.md (VABAL): New int iterator.
651 * config/arm/neon.md (<sup>sadv16qi): New define_expand.
652 * config/arm/unspecs.md ("unspec"): Define UNSPEC_VABAL_S, UNSPEC_VABAL_U
655 2019-06-12 Martin Liska <mliska@suse.cz>
657 * value-prof.c (stream_out_histogram_value): Only first value
660 2019-06-12 Jakub Jelinek <jakub@redhat.com>
663 * symtab.c (symtab_node::set_section): Allow being called on aliases
664 as long as they aren't analyzed yet.
666 2019-06-11 Faraz Shahbazker <fshahbazker@wavecomp.com>
668 * config/mips/mips.c (mips_final_postscan_insn): Modify call
669 to `mips_set_text_contents_type' to indicate whether a
670 non-debug insn follows.
672 2019-06-11 Michael Meissner <meissner@linux.ibm.com>
674 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Delete
675 enabling -mpcrel by default.
676 * config/rs6000/rs6000.c (rs6000_option_override_internal): Update
677 test for -mpcrel and/or -mprefixed-addr needing -mcpu=future, so
678 that the test against -mcpu=future is done first. Then test if
679 -mprefixed-addr is on for -mpcrel.
680 (rs6000_disable_incompatible_switches): Add -mcpu=future support.
682 2019-06-11 Jakub Jelinek <jakub@redhat.com>
685 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Use and.b%d
688 2019-06-11 Marc Glisse <marc.glisse@inria.fr>
690 * match.pd (X/[ex]4<Y/[ex]4): Handle conversions.
692 2019-06-11 Matthew Beliveau <mbelivea@redhat.com>
694 PR c++/90449 - add -Winaccessible-base option.
695 * doc/invoke.texi (Winaccessible-base): Document.
697 2019-06-11 Marc Glisse <marc.glisse@inria.fr>
699 PR tree-optimization/62041
700 * fold-const.c (fold_real_zero_addition_p): Handle vectors.
702 2019-06-11 Jason Merrill <jason@redhat.com>
704 * gdbhooks.py (TreePrinter.to_string): Recognize ggc_free'd memory.
705 * tree.c (get_tree_code_name): Likewise.
706 * print-tree.c (print_node): Only briefly print a node with an
709 2019-06-11 Jakub Jelinek <jakub@redhat.com>
712 * trans-mem.c (tm_memopt_compute_available): Add assertion
713 that blocks is not empty. Formatting fix.
715 2019-06-11 Martin Liska <mliska@suse.cz>
718 * hash-table.h: Extend create_gcc, add one parameter
719 that is passed into hash_table::hash_table.
721 2019-06-10 Uroš Bizjak <ubizjak@gmail.com>
723 * config/i386/i386-protos.h (ix86_split_fp_absneg_operator):
725 * config/i386/i386-expand.c (ix86_expand_fp_absneg_operator):
726 Emit clobber also for non-sse operations.
727 (ix86_split_fp_absneg_operator): New function.
728 * config/i386/i386.md (SSEMODEF): New mode iterator.
729 (ssevecmodef): New mode attribute.
730 (<code>tf2): Use absneg code iterator.
731 (*<code>tf2_1): Rename from *absnegtf3_sse. Use absneg code iterator.
732 Add three-operand AVX alternatives.
733 (*<code><mode>2_i387_1): Rename from *absnegxf2_i387.
734 Use absneg code iterator and X87MODEF mode iterator.
735 (absneg fp_reg non-sse splitter): Call absneg code iterator
736 and X87MODEF mode iterator.
737 (absneg general_reg non-sse splitter): Use absneg code iterator
738 and X87MODEF mode iterator. Use ix86_split_fp_absneg_operator.
739 (*<code><mode>2_1): Rename from *absneg<mode>2. Use absneg
740 code iterator. Add three-operand AVX alternative.
741 (absneg sse_reg splitter): Use absneg code iterator
742 and SSEMODEF mode iterator. Handle AVX operands.
743 (absneg fp_reg splitter): Use absneg code iterator
744 and MODEF mode iterator.
745 (absneg general_reg splitter): Merge splitters using MODEF mode
746 iterator. Use absneg code iterator. Call
747 ix86_split_fp_absneg_operator.
748 (*<code><mode>2_i387): Rename from *<code><mode>2_1.
749 Do not enable for non-sse modes before reload.
752 (copysing<mode>3): Use SSEMODEF instead of CSGNMODE and
753 ssevecmodef mode attribute instaed of CSGNVMODE.
754 (copysign<mode>3_const): Ditto.
755 (copysign<mode>3_var): Ditto.
756 * config/i386/i386.md (*<code><mode>2): Rename from *absneg<mode>2.
757 Use absneg code iterator. Simplify code using std::swap.
758 * config/i386/predicates.md (absneg_operator): Remove.
760 2019-06-10 Martin Sebor <msebor@redhat.com>
762 * gimple-fold.c (get_range_strlen): Update comment that didn't
763 make it into r267503 or related commits.
765 2019-06-10 Vladislav Ivanishin <vlad@ispras.ru>
767 * gcov-tool.c (merge_usage, rewrite_usage): Mark with
768 ATTRIBUTE_NORETURN thus making consistent with overlap_usage.
770 2019-06-10 Jakub Jelinek <jakub@redhat.com>
772 * tree.def (OMP_SCAN): New tree code.
773 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_INCLUSIVE and
774 OMP_CLAUSE_EXCLUSIVE.
775 * tree.h (OMP_CLAUSES): Use OMP_SCAN instead of OMP_TASKGROUP.
776 (OMP_SCAN_BODY, OMP_SCAN_CLAUSES): Define.
777 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add entries for
778 OMP_CLAUSE_{IN,EX}CLUSIVE.
779 (walk_tree_1): Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
780 * tree-nested.c (convert_nonlocal_reference_stmt,
781 convert_local_reference_stmt, convert_gimple_call): Handle
783 * tree-pretty-print.c (dump_omp_clause): Handle
784 OMP_CLAUSE_{IN,EX}CLUSIVE.
785 (dump_generic_node): Handle OMP_SCAN.
786 * gimple.def (GIMPLE_OMP_SCAN): New gimple code.
787 * gimple.h (gomp_scan): New type.
788 (is_a_helper <gomp_scan *>::test,
789 is_a_helper <const gomp_scan *>::test): New templates.
790 (gimple_build_omp_scan): Declare.
791 (gimple_omp_scan_clauses, gimple_omp_scan_clauses_ptr,
792 gimple_omp_scan_set_clauses): New inline functions.
793 (CASE_GIMPLE_OMP): Add case GIMPLE_OMP_SCAN:.
794 * gimple.c (gimple_build_omp_scan): New function.
795 (gimple_copy): Handle GIMPLE_OMP_SCAN.
796 * gimple-walk.c (walk_gimple_op, walk_gimple_stmt): Likewise.
797 * gimple-pretty-print.c (dump_gimple_omp_block): Don't handle
798 GIMPLE_OMP_TASKGROUP.
799 (dump_gimple_omp_scan): New function.
800 (pp_gimple_stmt_1): Handle GIMPLE_OMP_SCAN.
801 * gimple-low.c (lower_stmt): Handle GIMPLE_OMP_SCAN.
802 * tree-inline.c (remap_gimple_stmt, estimate_num_insns): Likewise.
803 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_REDUCTION_INSCAN.
804 (is_gimple_stmt): Handle OMP_SCAN.
805 (gimplify_scan_omp_clauses): Reject inscan reductions on constructs
806 other than OMP_FOR or OMP_SIMD. Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
807 (gimplify_adjust_omp_clauses): Diagnose inscan reductions not
808 mentioned in nested #pragma omp scan. Handle
809 OMP_CLAUSE_{IN,EX}CLUSIVE.
810 (gimplify_expr): Handle OMP_SCAN.
811 * omp-low.c (check_omp_nesting_restrictions): For parent context,
812 look through GIMPLE_OMP_SCAN context. Allow #pragma omp scan in
814 (scan_omp_1_stmt, lower_omp_1, diagnose_sb_1, diagnose_sb_2): Handle
817 2019-06-10 Martin Liska <mliska@suse.cz>
819 * ipa-cp.c (ignore_edge_p): New function.
820 (build_toporder_info): Use it.
821 * ipa-inline.c (ignore_edge_p): New function.
822 (inline_small_functions): Use it.
823 * ipa-pure-const.c (ignore_edge_for_nothrow):
824 Verify opt_for_fn for caller and callee.
825 (ignore_edge_for_pure_const): Likewise.
826 * ipa-reference.c (ignore_edge_p): Extend to check
828 * ipa-utils.c (searchc): Refactor.
829 * ipa-utils.h: Fix coding style.
831 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
833 * config/arc/arc.c (arc_rtx_costs): Update costs.
835 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
837 * config/arc/arc-protos.h (arc_check_ior_const): Declare.
838 (arc_split_ior): Likewise.
839 (arc_check_mov_const): Likewise.
840 (arc_split_mov_const): Likewise.
841 * config/arc/arc.c (arc_print_operand): Fix 'z' letter.
842 (arc_rtx_costs): Replace check Crr with Cax constraint.
843 (prepare_move_operands): Cleanup, remove unused code.
844 (arc_split_ior): New function.
845 (arc_check_ior_const): Likewise.
846 (arc_split_mov_const): Likewise.
847 (arc_check_mov_const): Likewise.
848 * config/arc/arc.md (movsi_insn): Restructure it, and convert it
849 in define_insn_and_split pattern.
851 (mulsi3_v2): Add new matching variant.
852 (andsi3_i): Cleanup pattern.
853 (rotrsi3_cnt1): Update pattern.
854 (rotrsi3_cnt8): New pattern.
855 (ashlsi2_cnt8): Likewise.
856 (ashlsi2_cnt16): Likewise.
857 * config/arc/constraints.md (C0p): Update constraint.
862 2019-06-10 Martin Liska <mliska@suse.cz>
864 * ipa-icf.c (sem_item_optimizer::parse_nonsingleton_classes):
866 (sem_item_optimizer::dump_cong_classes):
867 Print how many items are in a non-singular class. Improve
870 2019-06-10 Martin Liska <mliska@suse.cz>
872 * value-prof.c (dump_histogram_value): Change dump format.
873 (gimple_mod_subtract_transform): Remove legacy comment.
875 2019-06-10 Martin Liska <mliska@suse.cz>
877 * value-prof.c (dump_histogram_value): Print histogram values
880 2019-06-10 Martin Liska <mliska@suse.cz>
882 * gcov-io.h (GCOV_DISK_SINGLE_VALUES): New.
883 (GCOV_SINGLE_VALUE_COUNTERS): Likewise.
884 * ipa-profile.c (ipa_profile_generate_summary):
885 Use get_most_common_single_value.
886 * tree-profile.c (gimple_init_gcov_profiler):
887 Instrument with __gcov_one_value_profiler_v2
888 and __gcov_indirect_call_profiler_v4.
889 * value-prof.c (dump_histogram_value):
890 Print all values for HIST_TYPE_SINGLE_VALUE.
891 (stream_out_histogram_value): Update assert for
893 (stream_in_histogram_value): Set number of
894 counters for HIST_TYPE_SINGLE_VALUE.
895 (get_most_common_single_value): New.
896 (gimple_divmod_fixed_value_transform):
897 Use get_most_common_single_value.
898 (gimple_ic_transform): Likewise.
899 (gimple_stringops_transform): Likewise.
900 (gimple_find_values_to_profile): Set number
901 of counters for HIST_TYPE_SINGLE_VALUE.
902 * value-prof.h (get_most_common_single_value):
905 2019-06-10 Martin Liska <mliska@suse.cz>
907 * hash-map.h: Pass default value to hash_table ctor.
908 * hash-table.h: Add default value to call of a ctor.
910 2019-06-08 Jonathan Wakely <jwakely@redhat.com>
912 * doc/invoke.texi (C Dialect Options): Minor grammatical change.
913 (x86 Options): Replace all uses of "PCL_MUL" with "PCLMUL"
915 2019-06-07 John David Anglin <danglin@gcc.gnu.orig>
918 * config/pa/pa-linux.h (ASM_DECLARE_FUNCTION_NAME): Update comment.
919 Call pa_output_function_label.
920 (TARGET_ASM_FUNCTION_PROLOGUE): define.
921 * config/pa/pa-protos.h (pa_output_function_label): Declare.
922 * config/pa/pa.c (pa_output_function_prologue): Add ATTRIBUTE_UNUSED
924 (pa_linux_output_function_prologue): Declare.
925 (TARGET_ASM_FUNCTION_PROLOGUE): Delete define.
926 (pa_output_function_label): New.
927 (pa_output_function_prologue): Revise to use pa_output_function_label.
928 (pa_linux_output_function_prologue): New.
929 * config/pa/pa.h (TARGET_ASM_FUNCTION_PROLOGUE): Define.
931 2019-06-07 Aldy Hernandez <aldyh@redhat.com>
933 * tree-vrp.h (value_range_base::intersect): New.
934 (value_range::intersect_helper): Move from here...
935 (value_range_base::intersect_helper): ...to here.
936 * tree-vrp.c (value_range::intersect_helper): Rename to...
937 (value_range_base::intersect_helper): ...this, and rewrite to
938 return a value instead of modifying THIS in place.
939 Also, move equivalence handling...
940 (value_range::intersect): ...here, while calling intersect_helper.
941 * gimple-fold.c (size_must_be_zero_p): Use value_range_base when
943 * gimple-ssa-evrp-analyze.c (ecord_ranges_from_incoming_edge):
945 * vr-values.c (vrp_evaluate_conditional_warnv_with_ops): Same.
947 2019-06-07 Jakub Jelinek <jakub@redhat.com>
949 * Makefile.in (genprogerr): Add condmd.
950 (genprog): Remove it here.
952 2019-06-07 Andrew Stubbs <ams@codesourcery.com>
954 * doc/invoke.texi (AMD GCN Options): Add gfx906.
956 2019-06-07 Richard Biener <rguenther@suse.de>
959 * tree-cfg.c (stmt_starts_bb_p): Split blocks at labels
960 that appear after user labels.
962 2019-06-07 Martin Liska <mliska@suse.cz>
964 * cselib.c (cselib_init): Disable hash table
966 * hash-set.h: Pass new default argument to m_table.
967 * hash-table.c: Add global variable with hash table
969 * hash-table.h (Allocator>::hash_table): Add new argument
971 (hashtab_chk_error): New.
972 * params.def (PARAM_HASH_TABLE_VERIFICATION_LIMIT): New.
973 * toplev.c (process_options): Set hash_table_sanitize_eq_limit
974 from the PARAM_HASH_TABLE_VERIFICATION_LIMIT value.
976 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
978 * common.opt (flto-odr-type-merging): Ignore.
979 * invoke.texi (-flto-odr-type-merging): Remove.
980 * ipa-devirt.c (odr_vtable_hasher:odr_name_hasher): Remove.
981 (can_be_vtable_hashed_p): Remove.
982 (hash_odr_vtable): Remove.
983 (odr_vtable_hasher::hash): Remove.
984 (types_same_for_odr): Remove.
985 (types_odr_comparable): Remove.
986 (odr_vtable_hasher::equal): Remove.
987 (odr_vtable_hash_type, odr_vtable_hash): Remove.
988 (add_type_duplicate): Do not synchronize vtable and name hashtables.
989 (get_odr_type): Do not use vtable hash.
990 (dump_odr_type): Remove commented out code.
991 (build_type_inheritance_graph): Do not allocate vtable hash.
992 (rebuild_type_inheritance_graph): Do not delete vtable hash.
993 * ipa-utils.h (type_with_linkage_p): Drop vtable hash path.
994 (odr_type_p): Likewise.
995 * tree.c (need_assembler_name_p): Remove flag_lto_odr_type_mering
998 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
1000 * tree-ssa-alias.c (aliasing_component_refs_p): Do not give up
1001 immediately after same_types_for_tbaa_p returns -1 and continue
1002 looking for possible exact match; if matching types are arrays
1003 watch for partial overlaps.
1004 (indirect_ref_may_alias_decl_p): Watch for partial array overlaps.
1005 (indirect_refs_may_alias_p): Do type based disambiguation first;
1008 2019-06-07 Richard Sandiford <richard.sandiford@arm.com>
1010 * fwprop.c (propagate_rtx): Fix call to paradoxical_subreg_p.
1012 2019-06-07 Martin Liska <mliska@suse.cz>
1014 * doc/invoke.texi: Remove param.
1015 * gcov-counter.def (GCOV_COUNTER_ICALL_TOPNV):
1017 * gcov-io.h (GCOV_ICALL_TOPN_VAL): Likewise.
1018 (GCOV_ICALL_TOPN_NCOUNTS): Likewise.
1019 * params.def (PARAM_INDIR_CALL_TOPN_PROFILE): Likewise.
1020 * profile.c (instrument_values): Remove
1021 HIST_TYPE_INDIR_CALL_TOPN.
1022 * tree-profile.c (init_ic_make_global_vars):
1023 Always build __gcov_indirect_call only.
1024 (gimple_init_gcov_profiler): Remove usage
1025 of PARAM_INDIR_CALL_TOPN_PROFILE.
1026 (gimple_gen_ic_profiler): Likewise.
1027 * value-prof.c (dump_histogram_value): Likewise.
1028 (stream_in_histogram_value): Likewise.
1029 (gimple_indirect_call_to_profile): Likewise.
1030 (gimple_find_values_to_profile): Likewise.
1031 * value-prof.h (enum hist_type): Likewise.
1033 2019-06-07 Martin Liska <mliska@suse.cz>
1035 * tree-ssa-loop.c (get_lsm_tmp_name): Return at the end of the
1038 2019-06-07 Martin Liska <mliska@suse.cz>
1040 PR tree-optimization/78902
1041 * builtin-attrs.def (ATTR_WARN_UNUSED_RESULT): New.
1042 (ATTR_MALLOC_NOTHROW_LEAF_LIST): Remove.
1043 (ATTR_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
1044 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
1045 (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): Remove.
1046 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Remove.
1047 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LIST): New.
1048 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LIST): New.
1049 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
1050 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): Remove.
1051 (ATTR_ALLOCA_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
1052 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Remove.
1053 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_2_NOTHROW_LEAF_LIST):
1055 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Remove.
1056 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LEAF_LIST): New.
1057 (ATTR_MALLOC_NOTHROW_NONNULL): Remove.
1058 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
1059 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
1060 (ATTR_MALLOC_NOTHROW_NONNULL_LEAF): Remove.
1061 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
1062 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
1063 * builtins.def (BUILT_IN_ALIGNED_ALLOC): Change to use
1064 warn_unused_result attribute.
1065 (BUILT_IN_STRDUP): Likewise.
1066 (BUILT_IN_STRNDUP): Likewise.
1067 (BUILT_IN_ALLOCA): Likewise.
1068 (BUILT_IN_CALLOC): Likewise.
1069 (BUILT_IN_MALLOC): Likewise.
1070 (BUILT_IN_REALLOC): Likewise.
1072 2019-06-06 Jim Wilson <jimw@sifive.com>
1075 * config/riscv/riscv.h (STARTFILE_PREFIX_SPEC): Deleted.
1076 * config/riscv/freebsd.h (STARTFILE_PREFIX_SPEC): Added.
1077 * config/riscv/linux.h (STARTFILE_PREFIX_SPEC): Added.
1079 2019-06-06 Martin Sebor <msebor@redhat.com>
1081 * tree-ssa-strlen.c (adjust_related_strinfos): Avoid trailing article.
1082 (handle_builtin_malloc): Remove trailing spaces.
1083 (handle_builtin_memset): Same.
1084 (handle_builtin_memcmp): Same.
1085 (compute_string_length): Same.
1086 (determine_min_objsize): Same.
1087 (handle_builtin_string_cmp): Same.
1088 (handle_char_store): Same. Break up excessively long line.
1090 2019-06-06 Martin Jambor <mjambor@suse.cz>
1092 * tree-sra.c (build_reconstructed_reference): Drop the alignment
1095 2019-06-06 Martin Jambor <mjambor@suse.cz>
1097 * tree-sra.c (struct access): New field grp_same_access_path.
1098 (dump_access): Dump it.
1099 (build_reconstructed_reference): New function.
1100 (build_ref_for_model): Use it if possible.
1101 (path_comparable_for_same_access): New function.
1102 (same_access_path_p): Likewise.
1103 (sort_and_splice_var_accesses): Set the new flag.
1104 (analyze_access_subtree): Likewise.
1105 (propagate_subaccesses_across_link): Propagate zero value of the new
1106 flag down the access tree.
1108 2019-06-06 Andrew Stubbs <ams@codesourcery.com>
1110 * config.gcc (amdgcn-*-*): Allow --with-arch=gfx906.
1111 * config/gcn/gcn.opt (gpu_type): Add gfx906.
1112 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add gfx906 multilib.
1113 (MULTILIB_DIRNAMES): Rename gcn5 to gfx900.
1116 2019-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1118 PR tree-optimization/90332
1119 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
1120 Handle VALS containing two vectors.
1121 * config/aarch64/aarch64-simd.md (*aarch64_combinez<mode>): Rename
1123 (@aarch64_combinez<mode>): ... This.
1124 (*aarch64_combinez_be<mode>): Rename to...
1125 (@aarch64_combinez_be<mode>): ... This.
1126 (vec_init<mode><Vhalf>): New define_expand.
1127 * config/aarch64/iterators.md (Vhalf): Handle V8HF.
1129 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
1131 * config/msp430/msp430.md (ashlhi3): Use the const_variant of shift
1132 library functions only when not optimizing for size.
1133 (ashlsi3): Likewise.
1134 (ashrhi3): Likewise.
1135 (ashrsi3): Likewise.
1136 (lshrhi3): Likewise.
1137 (lshrsi3): Likewise.
1139 2019-06-06 Andreas Krebbel <krebbel@linux.ibm.com>
1141 PR rtl-optimization/88751
1142 * ira.c (ira): Use the number of the actually referenced registers
1143 when calculating the threshold.
1145 2019-06-06 Jakub Jelinek <jakub@redhat.com>
1147 * configure: Regenerate.
1149 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
1151 * config/msp430/msp430.md (ashlhi3): Force shift src operand into a
1152 register if it is in memory, so the shift can be emulated with a rotate
1154 (ashrhi3): Likewise.
1155 (lshrhi3): Likewise.
1157 2019-06-06 Martin Liska <mliska@suse.cz>
1159 PR tree-optimization/87954
1160 * match.pd: Simplify mult where both arguments are 0 or 1.
1162 2019-06-06 Richard Biener <rguenther@suse.de>
1164 * vr-values.c (vr_values::extract_range_from_ssa_name): Do not
1165 put equivalences on UNDEFINED ranges.
1166 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
1167 Make sure to drop defs of stmts added during simplification
1170 2019-06-06 Richard Biener <rguenther@suse.de>
1172 * tree-ssa-structalias.c: Include tree-cfg.h.
1173 (make_heapvar): Do not make heap vars artificial.
1174 (find_func_aliases_for_builtin_call): Handle stack allocation
1176 (find_func_aliases): Delay processing of simple enough returns
1178 (set_uids_in_ptset): Adjust.
1179 (find_what_var_points_to): Likewise.
1180 (solve_constraints): Do not dump points-to sets here.
1181 (compute_points_to_sets): Post-process return statements,
1182 amending the escaped solution. Dump points-to sets afterwards.
1183 (ipa_pta_execute): Dump points-to sets.
1185 2019-06-06 Martin Liska <mliska@suse.cz>
1188 * doc/install.texi: Fix HTML headers and
1189 titles for 'Installing GCC' pages.
1191 2019-06-06 Martin Liska <mliska@suse.cz>
1193 * ipa-icf-gimple.h (dump_message_1): Remove.
1194 (dump_message): Likewise.
1195 (return_false_with_message_1): Print also file.
1196 (return_false_with_msg): Likewise.
1197 (return_with_result): Likewise.
1198 (return_with_debug): Likewise.
1199 * ipa-icf.c (sem_function::equals_private): Remove call
1202 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
1204 * config/i386/sse.md (define_mode_suffix vecmemsuffix): New.
1205 (define_insn "avx512dq_fpclass<mode><mask_scalar_merge_name>"): Enable
1206 memory operand for it.
1207 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>"): Ditto.
1209 2019-06-05 Martin Sebor <msebor@redhat.com>
1211 * config/i386/i386-features.c (ix86_get_function_versions_dispatcher):
1212 Adjust quoting and hyphenation.
1213 * convert.c (convert_to_real_1): Same.
1214 * gcc.c (driver_wrong_lang_callback): Same.
1215 (driver::handle_unrecognized_options): Same.
1216 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
1217 * opts-common.c (cmdline_handle_error): Same.
1218 (read_cmdline_option): Same.
1219 * opts-global.c (complain_wrong_lang): Same.
1220 (print_ignored_options): Same.
1221 (handle_common_deferred_options): Same.
1222 * pretty-print.h: Same.
1223 * print-rtl.c (debug_bb_n_slim): Same.
1224 * sched-rgn.c (make_pass_sched_fusion): Same.
1225 * tree-cfg.c (verify_gimple_assign_unary): Same.
1226 (verify_gimple_label): Same.
1227 * tree-ssa-operands.c (verify_ssa_operands): Same.
1228 * varasm.c (do_assemble_alias): Same.
1229 (assemble_alias): Same.
1231 2019-06-05 Richard Henderson <rth@twiddle.net>
1233 * config/alpha/alpha.c (direct_return): Move down after
1234 struct machine_function definition; use saved frame_size;
1236 (struct machine_function): Add sa_mask, sa_size, frame_size.
1237 (alpha_sa_mask, alpha_sa_size, compute_frame_size): Merge into ...
1238 (alpha_compute_frame_layout): ... new function.
1239 (TARGET_COMPUTE_FRAME_LAYOUT): New.
1240 (alpha_initial_elimination_offset): Use saved sa_size.
1241 (alpha_vms_initial_elimination_offset): Likewise.
1242 (alpha_vms_can_eliminate): Remove alpha_sa_size call.
1243 (alpha_expand_prologue): Use saved frame data. Merge integer
1244 and fp register save loops.
1245 (alpha_expand_epilogue): Likewise.
1246 (alpha_start_function): Use saved frame data.
1247 * config/alpha/alpha-protos.h (direct_return): Update.
1248 (alpha_sa_size): Remove.
1250 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
1252 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
1253 multiplication by a power-of-two value.
1254 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
1255 and turn the modulo operation into a masking operation.
1257 2019-06-05 Jakub Jelinek <jakub@redhat.com>
1260 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
1261 with VOIDmode inner operands.
1263 2019-06-05 Richard Biener <rguenther@suse.de>
1266 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
1267 turn an expression graph into a tree.
1269 2019-06-05 Jakub Jelinek <jakub@redhat.com>
1271 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
1273 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
1274 treat it like explicit monotonic schedule modifier.
1275 (expand_omp_for): Initialize has_lastprivate_conditional.
1276 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
1279 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
1280 references, lookup in in hash map MEM_REF operand instead of the
1282 (lower_omp_1): When looking for lastprivate conditional assignments,
1283 handle MEM_REFs with REFERENCE_TYPE operands.
1285 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
1286 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
1287 and references a VLA. Handle references to non-VLAs if is_simd
1288 all privatization clauses like reductions.
1289 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
1290 If omp_is_reference, use always omp simd arrays and set
1291 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
1292 fails, emit reference initialization.
1294 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
1297 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
1298 _mm_mask_fpclass_sd_mask): New intrinsics.
1299 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
1300 * config/i386/i386-builtin.def
1301 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
1303 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
1304 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
1305 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
1306 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
1307 case QI_FTYPE_V2SF_INT): Ditto.
1308 * config/i386/sse.md
1309 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
1310 Extended to insnstructions with mask operands.
1312 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1314 * config/rs6000/constraints.md (define_register_constraint "wp"):
1316 (define_register_constraint "wq"): Delete.
1317 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1318 (rs6000_init_hard_regno_mode_ok): Adjust.
1319 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1320 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
1321 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
1322 (define_mode_attr VSa): Delete.
1323 (define_mode_attr VSisa): New.
1324 (rest of file): Adjust.
1325 * doc/md.texi (Machine Constraints): Adjust.
1327 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1329 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
1330 (define_attr "enabled"): Handle those new isa values.
1332 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1334 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
1335 (define_mode_attr VSr5): Delete.
1336 (define_mode_attr VStype_sqrt): Delete.
1337 (define_mode_iterator VSX_SPDP): Delete.
1338 (define_mode_attr VS_spdp_res): Delete.
1339 (define_mode_attr VS_spdp_insn): Delete.
1340 (define_mode_attr VS_spdp_type): Delete.
1341 (*vsx_sqrt<mode>2): Adjust.
1342 (vsx_<VS_spdp_insn>): Delete, split to...
1343 (vsx_xscvdpsp): ... this. New. And...
1344 (vsx_xvcvspdp): ... this. New. And...
1345 (vsx_xvcvdpsp): ... this. New.
1347 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1349 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
1351 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
1352 (rest of file): Adjust.
1354 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1356 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
1357 (vsx_extract_<mode>_var): Ditto.
1359 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1361 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
1364 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1366 * config/rs6000/constraints.md (define_register_constraint "ww"):
1368 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1369 (rs6000_init_hard_regno_mode_ok): Adjust.
1370 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1371 RS6000_CONSTRAINT_ww.
1372 * config/rs6000/rs6000.md: Adjust.
1373 * config/rs6000/vsx.md: Adjust.
1374 * doc/md.texi (Machine Constraints): Adjust.
1376 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1378 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
1379 (define_mode_attr sd): New.
1380 (define_mode_attr s): New.
1381 (define_mode_attr Ftrad): Delete.
1382 (define_mode_attr Fvsx): Delete.
1383 (define_mode_attr Fs): Delete.
1384 (rest of file): Use the new mode attributes.
1385 * config.rs6000/vsx.md: Use the new mode attributes.
1387 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1389 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
1392 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1394 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
1395 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
1396 used with VSX_B, VSX_D, or VSX_F, with just "wa".
1398 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
1401 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
1402 C++ with strict ANSI requirements.
1404 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
1406 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
1407 computations when step is 1.
1409 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1411 * config/rs6000/constraints.md (define_register_constraint "wf"):
1413 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1414 (rs6000_init_hard_regno_mode_ok): Adjust.
1415 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1416 RS6000_CONSTRAINT_wf.
1417 * config/rs6000/rs6000.md: Adjust.
1418 * config/rs6000/vsx.md: Adjust.
1419 * doc/md.texi (Machine Constraints): Adjust.
1421 2019-06-04 Andrew Pinski <apinski@marvell.com>
1423 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
1426 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1428 * config/rs6000/constraints.md (define_register_constraint "wd"):
1430 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1431 (rs6000_init_hard_regno_mode_ok): Adjust.
1432 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1433 RS6000_CONSTRAINT_wd.
1434 * config/rs6000/rs6000.md: Adjust.
1435 * config/rs6000/vsx.md: Adjust.
1436 * doc/md.texi (Machine Constraints): Adjust.
1438 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1440 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
1441 (rest of file): Adjust.
1443 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1445 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
1446 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
1447 (vsx_splat_<mode>_reg): Adjust.
1449 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1451 * config/rs6000/constraints.md (define_register_constraint "ws"):
1453 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1454 (rs6000_init_hard_regno_mode_ok): Adjust.
1455 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1456 RS6000_CONSTRAINT_ws.
1457 * config/rs6000/rs6000.md: Adjust.
1458 * config/rs6000/vsx.md: Adjust.
1459 * doc/md.texi (Machine Constraints): Adjust.
1461 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1463 * config/rs6000/constraints.md (define_register_constraint "wv"):
1465 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1466 (rs6000_init_hard_regno_mode_ok): Adjust.
1467 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1468 RS6000_CONSTRAINT_wv.
1469 * config/rs6000/rs6000.md: Adjust.
1470 * config/rs6000/vsx.md: Adjust.
1471 * doc/md.texi (Machine Constraints): Adjust.
1473 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1475 * config/rs6000/constraints.md (define_register_constraint "wi"):
1477 (define_register_constraint "wt"): Delete.
1478 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1479 (rs6000_init_hard_regno_mode_ok): Adjust.
1480 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1481 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
1482 * config/rs6000/rs6000.md: Adjust.
1483 * config/rs6000/vsx.md: Adjust.
1484 * doc/md.texi (Machine Constraints): Adjust.
1486 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
1488 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
1490 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
1491 default_elf_asm_output_external.
1493 2019-06-04 Martin Liska <mliska@suse.cz>
1495 * ipa-icf.c (INCLUDE_LIST): Remove.
1496 (sem_item_optimizer::execute): Remove call to init_wpa.
1497 * ipa-icf.h (init_wpa): Remove.
1499 2019-06-04 Jakub Jelinek <jakub@redhat.com>
1501 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
1502 conditional on combined for simd.
1503 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
1505 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
1506 constructs, don't remove lastprivate_conditional_map, but instead set
1507 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
1508 to parent construct temporaries.
1509 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
1510 like !ctx->lastprivate_conditional_map.
1511 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
1512 use up->outer context instead of up.
1513 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
1514 gimple_omp_for_combined_p.
1515 (expand_omp_for_static_nochunk): Likewise.
1516 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
1517 probably moved over into expand_omp_for_generic rather than being copied
1520 2019-06-04 Martin Liska <mliska@suse.cz>
1522 * value-prof.c (dump_histogram_value): Fix typo.
1523 (gimple_mod_subtract_transform): Likewise.
1525 2019-06-04 Richard Biener <rguenther@suse.de>
1528 * tree-chrec.c (chrec_contains_symbols): Add to visited.
1529 (tree_contains_chrecs): Likewise.
1530 (chrec_contains_symbols_defined_in_loop): Move here and avoid
1531 exponential behaivor from ...
1532 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1534 (expression_expensive_p): Avoid exponential behavior and compute
1535 expanded size, rejecting any expansion.
1536 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
1537 (idx_contains_abnormal_ssa_name_p): Likewise.
1538 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
1539 (contains_abnormal_ssa_name_p): Simplify and use
1540 walk_tree_without_duplicates.
1542 2019-06-04 Richard Biener <rguenther@suse.de>
1544 PR tree-optimization/90738
1546 2019-06-03 Richard Biener <rguenther@suse.de>
1548 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
1549 full reference tree and record in ref->ref.
1550 (vn_reference_lookup_3): Pass in original ref to
1551 ao_ref_init_from_vn_reference.
1552 (vn_reference_lookup): Likewise.
1553 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
1554 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1555 Handle non-decl bases in the original reference.
1557 2019-06-04 Martin Liska <mliska@suse.cz>
1559 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
1560 number of references.
1561 (sem_item_optimizer::do_congruence_step):
1562 (sem_item_optimizer::worklist_push): Dump how references
1564 (sem_item_optimizer::worklist_pop): Use heap.
1565 (sem_item_optimizer::process_cong_reduction): Likewise.
1566 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
1568 2019-06-04 Martin Liska <mliska@suse.cz>
1570 * ipa-icf.h (struct sem_usage_pair_hash): New.
1571 (sem_usage_pair_hash::hash): Likewise.
1572 (sem_usage_pair_hash::equal): Likewise.
1573 (struct sem_usage_hash): Likewise.
1574 * ipa-icf.c (sem_item::sem_item): Initialize
1575 referenced_by_count.
1576 (sem_item::add_reference): Register a reference
1577 in ref_map and not in target->usages.
1578 (sem_item::setup): Remove initialization of
1580 (sem_item::~sem_item): Remove usage of dead vectors.
1581 (sem_item::dump): Remove dump of references.
1582 (sem_item_optimizer::sem_item_optimizer): Initialize
1584 (sem_item_optimizer::read_section): Remove useless
1586 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
1587 (sem_item_optimizer::build_graph): Pass m_references
1589 (sem_item_optimizer::verify_classes): Remove usage of dead
1591 (sem_item_optimizer::traverse_congruence_split): Return true
1592 when a class is split.
1593 (sem_item_optimizer::do_congruence_step_for_index): Use
1594 hash_map for look up of (sem_item *, index). That brings
1595 significant speed up.
1596 (sem_item_optimizer::do_congruence_step): Return true
1597 when a split is done.
1598 (congruence_class::is_class_used): Use referenced_by_count.
1600 2019-06-04 Alan Modra <amodra@gmail.com>
1603 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
1606 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
1608 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
1609 * config/rs6000/rs6000.c (direct_move_p): Adjust.
1610 (rs6000_secondary_reload_simple_move): Adjust.
1611 (rs6000_opt_masks): Neuter the "mfpgpr" option.
1612 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
1613 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
1616 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
1617 (floatunssi<mode>2_lfiwzx): Adjust.
1618 (fix_trunc<mode>si2_stfiwx): Adjust.
1619 (fixuns_trunc<mode>si2_stfiwx): Adjust.
1620 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
1621 (mfpgpr): Mark as deprecated.
1622 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
1623 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
1624 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
1626 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
1628 * config/rs6000/constraints.md (define_register_constraint "wg"):
1630 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1631 RS6000_CONSTRAINT_wg.
1632 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1633 (rs6000_init_hard_regno_mode_ok): Adjust.
1634 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
1635 Delete "wg" alternatives.
1636 * doc/md.texi (Machine Constraints): Adjust.
1638 2019-06-03 Alan Modra <amodra@gmail.com>
1640 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
1641 (get_uncond_jump_length): Assert length less than INT_MAX and
1644 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
1647 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
1649 (expand_builtin_nonlocal_goto): Likewise.
1651 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
1653 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
1654 (aarch64_asm_output_external): Declare.
1655 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
1656 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
1657 (aarch64_asm_output_alias): New.
1658 (aarch64_asm_output_external): New.
1659 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
1660 (ASM_OUTPUT_EXTERNAL): Define.
1662 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
1663 * tree-vrp.h (value_range_base::nonzero_p): New.
1664 (value_range_base::set_nonnull): Rename to...
1665 (value_range_base::set_nonzero): ...this.
1666 (value_range_base::set_null): Rename to...
1667 (value_range_base::set_zero): ...this.
1668 (value_range::set_nonnull): Remove.
1669 (value_range::set_null): Remove.
1670 * tree-vrp.c (range_is_null): Remove.
1671 (range_is_nonnull): Remove.
1672 (extract_range_from_binary_expr): Use value_range_base::*zero_p
1673 instead of range_is_*null.
1674 (extract_range_from_unary_expr): Same.
1675 (value_range_base::set_nonnull): Rename to...
1676 (value_range_base::set_nonzero): ...this.
1677 (value_range::set_nonnull): Remove.
1678 (value_range_base::set_null): Rename to...
1679 (value_range_base::set_zero): ...this.
1680 (value_range::set_null): Remove.
1681 (extract_range_from_binary_expr): Rename set_*null uses to
1683 (extract_range_from_unary_expr): Same.
1684 (union_helper): Same.
1685 * vr-values.c (get_value_range): Use set_*zero instead of
1687 (vr_values::extract_range_from_binary_expr): Same.
1688 (vr_values::extract_range_basic): Same.
1690 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
1693 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
1695 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1697 * config/aarch64/iterators.md (MAX_OPP): New code attr.
1698 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
1699 (aarch64_<su>abd<mode>_3): ... This.
1700 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
1702 2019-06-03 Richard Biener <rguenther@suse.de>
1704 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
1705 full reference tree and record in ref->ref.
1706 (vn_reference_lookup_3): Pass in original ref to
1707 ao_ref_init_from_vn_reference.
1708 (vn_reference_lookup): Likewise.
1709 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
1710 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1711 Handle non-decl bases in the original reference.
1713 2019-06-03 Martin Liska <mliska@suse.cz>
1715 * doc/generic.texi: Remove Java Trees.
1717 2019-06-03 Martin Liska <mliska@suse.cz>
1719 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
1720 returns 0 when operands are equal.
1722 2019-06-03 Richard Biener <rguenther@suse.de>
1724 PR tree-optimization/90716
1725 * tree-loop-distribution.c (destroy_loop): Process blocks in
1728 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1731 * vector-builder.h (vector_builder::count_dups): New method.
1732 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
1734 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
1735 (vec_init<mode><Vel>): New pattern.
1736 * config/aarch64/aarch64.c (emit_insr): New function.
1737 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
1738 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
1739 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
1740 (aarch64_sve_expand_vector_init): Define two overloaded functions.
1742 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1744 PR tree-optimization/90681
1745 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
1746 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
1747 special case for SLP, but fail on non-groupped loads.
1749 2019-06-03 Martin Liska <mliska@suse.cz>
1751 * cfg.c (debug): Use TDF_DETAILS for debug and
1752 print edge info only once.
1754 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
1757 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
1759 2019-06-01 Martin Sebor <msebor@redhat.com>
1762 * tree-pretty-print.c (dump_generic_node): Add parentheses.
1764 2019-05-31 Jan Hubicka <jh@suse.cz>
1766 * alias.c: Include ipa-utils.h.
1767 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
1768 * ipa-devirt.c (prevailing_odr_type): New.
1769 * ipa-utils.h (previaling_odr_type): Declare.
1771 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
1772 Hongtao Liu <hongtao.liu@intel.com>
1775 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
1776 NOTE_INSN_DELETED_LABEL check.
1778 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
1779 Robert Suchanek <robert.suchanek@mips.com>
1781 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
1782 and 3rd operands of the fmadd/fmsub/maddv builtin.
1784 2019-05-31 Jakub Jelinek <jakub@redhat.com>
1786 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
1787 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1788 on OMP_SIMD if not nested inside of worksharing loop that also has
1789 lastprivate conditional clause for the same decl.
1790 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
1791 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
1793 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
1795 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
1797 (lower_lastprivate_clauses): Likewise.
1798 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
1799 calling lower_rec_input_clauses.
1800 (lower_omp_for): Likewise.
1801 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
1802 clause on simd construct.
1803 * omp-expand.c (expand_omp_simd): Initialize cond_var if
1804 OMP_CLAUSE__CONDTEMP_ clause is present.
1806 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
1809 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
1812 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
1813 TEX_D32, TEX_D64 or TEX_D128.
1815 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
1817 * match.pd (~(vec?cst1:cst2)): New transformation.
1819 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
1821 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
1822 ((size_t)(A /[ex] B) CMP C): New transformation.
1824 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
1826 * doc/md.texi: Document define_insn_and_rewrite.
1827 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
1828 * gensupport.c (queue_elem): Update comment.
1829 (replace_operands_with_dups): New function.
1830 (gen_rewrite_sequence): Likewise.
1831 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
1832 * read-rtl.c (apply_subst_iterator): Likewise.
1833 (add_condition_to_rtx, named_rtx_p): Likewise.
1834 (rtx_reader::read_rtx_operand): Likewise.
1835 * config/aarch64/aarch64-sve.md
1836 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
1837 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
1838 define_insn_and_rewrite.
1839 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
1840 Remove separate define_split.
1842 2019-05-31 Jan Hubicka <jh@suse.cz>
1844 * tree-ssa-alias.c (type_has_components_p): New function.
1845 (aliasing_component_refs_p): Use it.
1847 2019-05-31 Martin Liska <mliska@suse.cz>
1849 * gdbhooks.py: Add const_tree to TreePrinter.
1851 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
1854 * common.opt (feliminate-unused-debug-symbols): Enable by default.
1855 * doc/invoke.texi (Debugging Options): Document new default of
1856 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
1858 2019-05-31 Jakub Jelinek <jakub@redhat.com>
1860 PR tree-optimization/90671
1861 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
1862 template_block used to be empty on the first call, don't use
1863 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
1864 seq with bb_seq and set it with set_bb_seq.
1866 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
1868 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1870 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1871 Michael Meissner <meissner@linux.ibm.com>
1873 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
1874 (prefixed_mem_operand): Likewise.
1875 (non_prefixed_mem_operand): Likewise.
1876 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
1878 * config/rs6000/rs6000.c (print_operand_address): Handle
1879 PC-relative addresses.
1880 (mode_supports_prefixed_address_p): New function.
1881 (rs6000_prefixed_address): New function.
1882 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
1883 (SYMBOL_REF_PCREL_P): Likewise.
1885 2019-05-30 Jakub Jelinek <jakub@redhat.com>
1887 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
1888 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
1889 (gimplify_omp_for): If worksharing loop with lastprivate conditional
1890 is nested inside of parallel region, add _condtemp_ clause to both.
1891 * tree-nested.c (convert_nonlocal_omp_clauses,
1892 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
1894 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
1896 * omp-general.c (omp_extract_for_data): Compute it.
1897 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
1898 (lower_rec_input_clauses): Likewise.
1899 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
1900 clause is already present, just add one further one after it.
1901 (lower_lastprivate_clauses): Handle cond_ptr with array type.
1902 (lower_send_shared_vars): Clear _condtemp_ vars.
1903 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
1904 or section or taskgroup.
1905 * omp-expand.c (determine_parallel_type): Disallow combining only if
1906 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
1907 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
1908 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1909 expand_omp_for_static_chunk, expand_omp_for): Use
1910 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
1911 determine if a special set of API routines are needed and if condtemp
1912 needs to be initialized, while always initialize cond_var if
1913 fd->lastprivate_conditional is non-zero.
1915 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1916 Michael Meissner <meissner@linux.ibm.com>
1918 * config/rs6000/constraints.md (eI): New constraint.
1919 * config/rs6000/predicates.md (cint34_operand): New predicate.
1920 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
1921 (SIGNED_34BIT_OFFSET_P): Likewise.
1922 * doc/md.texi (eI): Document constraint.
1924 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
1926 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
1928 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1929 Michael Meissner <meissner@linux.ibm.com>
1931 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
1932 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
1933 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
1934 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
1935 (OTHER_FUTURE_MASKS): Likewise.
1936 (POWERPC_MASKS): Likewise.
1937 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
1938 specified without -mprefixed-addr or -mcpu=future. Error if
1939 -mprefixed-addr is specified without -mcpu=future.
1940 (rs6000_opt_masks): Add entry for prefixed-addr.
1941 * rs6000.opt (mprefixed-addr): New option.
1943 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
1945 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
1946 cfun->is_thunk check.
1948 2019-05-30 Jakub Jelinek <jakub@redhat.com>
1950 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
1953 2019-05-30 Martin Liska <mliska@suse.cz>
1955 * gdbinit.in: Fix 'ptc' command. Add trt
1956 that prints TREE_TYPE($).
1958 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
1959 Alan Modra <amodra@gmail.com>
1961 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
1963 (rs6000_indirect_call_template_1): ...and here.
1964 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
1965 plt16_ha, plt16_lo, mtctr indirect calls. Use
1967 (rs6000_decl_ok_for_sibcall): New function.
1968 (rs6000_function_ok_for_sibcall): Refactor.
1969 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
1970 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
1971 when pcrel. Reorganize.
1972 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
1973 * rs6000.h (rs6000_pltseq_enum): New enum.
1974 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
1975 (*pltseq_tocsave): Use rs6000_pltseq_enum.
1976 (*pltseq_plt16_ha): Likewise.
1977 (*pltseq_plt16_lo): Likewise.
1978 (*pltseq_mtctr): Likewise.
1979 (*pltseq_plt_pcrel): New insn.
1980 (*call_local_aix): Handle @notoc calls.
1981 (*call_value_local_aix): Likewise.
1982 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
1983 (*call_value_nonlocal_aix): Likewise.
1984 (*call_indirect_pcrel): New insn.
1985 (*call_value_indirect_pcrel): Likewise.
1988 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
1990 * config/i386/sse.md (*save_multiple<mode>): Rename from
1991 save_multiple<mode>.
1992 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
1993 (*restore_multiple_and_return<mode>): Rename from
1994 restore_multiple_and_return<mode>.
1995 (*restore_multiple_leave_return<mode>): Rename from
1996 restore_multiple_leave_return<mode>.
1998 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
2000 * config.gcc (rx-*-linux*): New target.
2001 * config/rx/elf.opt: New file.
2002 * config/rx/linux.h: Likewise.
2003 * config/rx/t-linux: Likewise.
2004 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
2006 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
2007 (ASM_APP_OFF): Likewise.
2008 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
2011 2019-05-29 Jan Hubicka <jh@suse.cz>
2013 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
2014 variants are pointer equivalent.
2016 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2018 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
2019 * config/aarch64/aarch64-sve2.md: New file.
2020 (<u>avg<mode>3_floor): New pattern.
2021 (<u>avg<mode>3_ceil): Likewise.
2022 (*<sur>h<addsub><mode>): Likewise.
2023 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
2024 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
2026 2019-05-29 Jakub Jelinek <jakub@redhat.com>
2029 * optc-save-gen.awk: In cl_optimization_print, use correct condition
2030 for var_opt_string printing. In cl_optimization_print_diff, print
2031 (null) instead of invoking undefined behavior if one of the
2032 var_opt_string pointers is NULL and use && instead of first || in the
2033 guarding condition. For var_target_other options, handle const char *
2034 target variables similarly to const char * optimize node variables.
2036 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
2038 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
2039 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
2040 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
2041 Add autib1716 and pacib1716 initialisation.
2042 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
2043 for autib1716 and pacib1716.
2044 * config/aarch64/aarch64-protos.h (aarch64_key_type,
2045 aarch64_post_cfi_startproc): Define.
2046 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
2047 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
2048 aarch64_handle_pac_ret_protection): Set default sign key to A.
2049 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
2050 aarch64_expand_prologue): Add check for b-key.
2051 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
2052 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
2053 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
2054 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
2055 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
2056 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
2057 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
2058 * config/aarch64/aarch64.md (do_return): Add check for b-key.
2059 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
2060 pauth_hint_num_a with pauth_hint_num.
2061 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
2062 pauth_hint_num_a with pauth_hint_num.
2063 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
2064 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
2065 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
2066 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
2067 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
2068 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
2069 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
2070 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
2071 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
2072 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
2073 UNSPEC_AUTIA1716 respectively.
2074 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
2075 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
2076 * doc/invoke.texi (-mbranch-protection): Add b-key type.
2077 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
2078 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
2080 2019-05-29 Jakub Jelinek <jakub@redhat.com>
2082 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
2083 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
2084 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
2085 explicit clause on combined parallel into implicit shared clause.
2086 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
2087 and firstprivate if the decl has one too from combined parallel to
2088 the worksharing construct.
2090 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
2091 Michael Meissner <meissner@linux.ibm.com>
2093 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
2095 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
2097 * rtl.h (LABEL_REF_P): New #define.
2099 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
2101 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
2103 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2105 * internal-fn.c: Marked mask_load_direct as vectorizable.
2106 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
2107 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
2108 combined even if masks different with allow_slp_p param.
2109 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
2110 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
2111 dissolve SLP-only vectorizable groups when SLP has been discarded.
2112 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
2113 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
2115 (vect_build_slp_tree_1): Fixed comment typo.
2116 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
2117 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
2119 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
2121 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
2123 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2125 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
2126 Remove obsolete use_thunk reference.
2127 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
2128 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2129 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
2130 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
2131 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2132 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2133 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2134 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
2135 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
2137 2019-05-28 Nathan Sidwell <nathan@acm.org>
2139 * tree.h (IDENTIFIER_ANON_P): New.
2140 (anon_aggrname_format, anon_aggname_p): Don't declare.
2141 (make_anon_name): Declare.
2142 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
2143 (hash_tree): Likewise.
2144 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
2145 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
2146 (anon_cnt, make_anon_name): New.
2148 2019-05-28 Martin Liska <mliska@suse.cz>
2151 * opts-global.c (decode_options): Print help for all
2152 help_option_arguments.
2153 * opts.c (print_help): Add new argument.
2154 (common_handle_option): Remember all values into
2155 help_option_arguments.
2156 * opts.h (print_help): Add new argument.
2158 2019-05-28 Martin Liska <mliska@suse.cz>
2161 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
2162 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
2163 (func_checker::compare_bb): Call compare_loops.
2165 2019-05-27 Jakub Jelinek <jakub@redhat.com>
2167 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
2168 on sections construct.
2169 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
2171 (lower_omp_sections): Handle lastprivate conditional.
2172 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
2173 lastprivate_conditional_map.
2174 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
2176 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
2177 critical, taskgroup and section regions when looking for a region
2178 with non-NULL lastprivate_conditional_map.
2180 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
2182 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
2183 (*ix86_gen_sub3): Ditto.
2184 (*ix86_gen_sub3_carry): Ditto.
2185 (*ix86_gen_one_cmpl2): Ditto.
2186 (*ix86_gen_andsp): Ditto.
2187 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
2188 (gen_and2_insn): New static function.
2189 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
2190 Use gen_add3_insn instead of ix86_gen_add3.
2191 (ix86_expand_split_stack_prologue): Use gen_add2_insn
2192 instead of ix86_gen_add3.
2193 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
2194 Use gen_sub3_insn instead of ix86_gen_sub3.
2195 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
2196 instead of ix86_gen_add3.
2197 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
2198 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
2199 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
2200 * config/i386/i386-options.c (ix86_option_override_internal):
2201 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
2202 ix86_gen_one_cmpl2 and ix86_gen_andsp.
2204 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
2206 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
2207 and DW_OP_GNU_const_index opcodes.
2209 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
2211 * config/i386/i386.h (STACK_SIZE_MODE): Define.
2213 2019-05-27 Richard Biener <rguenther@suse.de>
2215 PR tree-optimization/90637
2216 * tree-ssa-sink.c (statement_sink_location): Honor the
2217 computed sink location for single-uses.
2219 2019-05-27 Richard Biener <rguenther@suse.de>
2222 * match.pd (vec_perm): Avoid clobbering op0 when not generating
2225 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
2227 * config/i386/i386.md (@sub<mode>3_carry): Rename
2228 from sub<mode>3_carry.
2229 (@leave_<mode>): New expander.
2230 (*leave): Rename from leave.
2231 (*leave_rex64): Rename from leave_rex64.
2232 (@monitorx_<mode>): Rename from monitorx_<mode>.
2233 (@clzero_<mode>): Rename from clzero_<mode>.
2234 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
2235 from sse3_monitor_<mode>.
2236 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
2237 (*ix86_gen_leave): Ditto.
2238 (*ix86_gen_monitor): Ditto.
2239 (*ix86_gen_monitorx): Ditto.
2240 (*ix86_gen_clzero): Ditto.
2241 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
2242 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
2243 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
2244 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
2245 Use gen_sse3_monitor instead of ix86_gen_monitor.
2246 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
2247 instead of ix86_gen_monitorx.
2248 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
2249 instead of ix86_gen_clzero.
2250 * config/i386/i386-options.c (ix86_option_override_internal):
2251 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
2252 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
2254 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
2256 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
2257 Rename from tls_global_dynamic_64_<mode>.
2258 (@tls_local_dynamic_base_64_<mode>): Rename from
2259 tls_local_dynamic_base_64_<mode>.
2260 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
2261 Remove indirect function.
2262 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
2263 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
2264 instead of ix86_gen_tls_global_dynamic_64.
2265 Use gen_tls_local_dynamic_base_64 instead of
2266 ix86_gen_tls_local_dynamic_base_64.
2267 * config/i386/i386-options.c (ix86_option_override_internal):
2268 Do not initialize ix86_gen_tls_global_dynamic_64 and
2269 ix86_gen_tls_local_dynamic_base_64.
2271 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
2273 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
2274 Rename from pro_epilogue_adjust_stack_<mode>_add.
2275 (@pro_epilogue_adjust_stack_sub_<mode>)
2276 Rename from pro_epilogue_adjust_stack_<mode>_sub.
2277 (@allocate_stack_worker_probe_<mode>):
2278 Rename from allocate_stack_worker_probe_<mode>.
2279 (allocate_stack): Use gen_allocate_stack_worker_probe.
2280 (probe_stack): Use gen_probe_stack_1.
2281 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
2282 (@adjust_stack_and_probe_<mode>): Rename from
2283 adjust_stack_and_probe<mode>.
2284 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
2285 (stack_protect_set): Use gen_stack_protect_set_1.
2286 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
2287 (stack_protect_test): Use gen_stack_protect_test_1.
2288 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
2289 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
2290 Remove indirect function.
2291 (*ix86_gen_adjust_stack_and_probe): Ditto.
2292 (*ix86_gen_probe_stack_range): Ditto.
2293 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
2294 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
2295 (ix86_adjust_stack_and_probe_stack_clash): Use
2296 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
2297 (ix86_adjust_stack_and_probe): Ditto.
2298 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
2299 of ix86_gen_probe_stack_range.
2300 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
2301 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
2302 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
2303 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
2304 CODE_FOR_stack_protect_test_{si,di}.
2305 * config/i386/i386-options.c (ix86_option_override_internal):
2306 Do not initialize ix86_gen_allocate_stack_worker,
2307 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
2309 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
2311 * doc/invoke.texi (Link Options): Many editorial changes around
2314 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2316 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
2317 pre-Solaris 11 referene and most Studio compiler details.
2319 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
2322 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
2323 DImode to SImode in floating-point registers on 64-bit target.
2324 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
2325 register_operand in xmpyu patterns.
2327 2019-05-24 Jakub Jelinek <jakub@redhat.com>
2329 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
2330 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
2331 OMP_CLAUSE__REDUCTEMP_.
2332 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
2333 OMP_CLAUSE__CONDTEMP_.
2334 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
2335 * tree-pretty-print.c (dump_omp_clause): Likewise.
2336 * tree-nested.c (convert_nonlocal_omp_clauses,
2337 convert_local_omp_clauses): Likewise.
2338 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
2339 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
2340 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
2342 (gimplify_omp_for): Warn and disable conditional modifier from
2343 lastprivate on loop iterators.
2344 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
2346 * omp-general.c (omp_extract_for_data): Initialize it.
2347 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
2349 (delete_omp_context): Delete it.
2350 (lower_lastprivate_conditional_clauses): New function.
2351 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
2352 handle lastprivate conditional clauses.
2353 (lower_reduction_clauses): Add CLIST argument, emit it into
2354 the critical section if any.
2355 (lower_omp_sections): Adjust lower_lastprivate_clauses and
2356 lower_reduction_clauses callers.
2357 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
2358 to lower_lastprivate_clauses.
2359 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
2360 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
2361 clist into a critical section if not emitted there already by
2362 lower_reduction_clauses.
2363 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
2365 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
2366 conditional variables.
2367 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
2369 (expand_omp_for_generic, expand_omp_for_static_nochunk,
2370 expand_omp_for_static_chunk): Handle lastprivate conditional.
2371 (expand_omp_for): Handle fd.lastprivate_conditional like
2374 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
2376 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
2377 kernel does not exit cleanly.
2378 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
2380 2019-05-24 Jason Merrill <jason@redhat.com>
2383 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
2385 2019-05-24 Richard Biener <rguenther@suse.de>
2388 * tree-loop-distribution.c (struct partition): Add location
2390 (partition_alloc): Initialize all fields.
2391 (generate_memset_builtin): Use the location recorded in the
2392 partition for the generated call.
2393 (generate_memcpy_builtin): Likewise.
2394 (classify_partition): Record the location of a single store
2395 as location for the partition.
2397 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
2399 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
2402 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
2405 * common/config/aarch64/aarch64-common.c
2406 (aarch64_rewrite_selected_cpu): Change local temporary variable
2407 type from unsigned long to uint64_t.
2408 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
2409 aarch64_get_extension_string_for_isa_flags): Change declaration to
2410 match new definition by replacing unsigned long with uint64_t.
2412 2019-05-24 Jakub Jelinek <jakub@redhat.com>
2415 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
2416 gen_attr_type just once instead of 4-7 times. Formatting fixes.
2417 Handle stack_protect_test_<mode> codegen similarly to corresponding
2420 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
2422 * config/i386/darwin.h: Reject -mfentry*.
2423 * doc/sourcebuild.texi: Document mfentry target support.
2425 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
2427 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
2428 Rename to rs6000_global_entry_point_prologue_needed_p. Return
2429 false for PC-relative functions.
2430 (rs6000_output_function_prologue): Change called function name to
2431 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
2432 name,1" for PC-relative functions.
2433 (rs6000_elf_declare_function_name): Change called function name to
2434 rs6000_global_entry_point_prologue_needed_p.
2436 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
2439 * config/i386/i386.c (gen_rtx_cost):
2440 Use ix86_tune_cost instead of ix86_cost.
2442 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
2443 Michael Meissner <meissner@linux.ibm.com>
2444 Segher Boessenkool <segher@kernel.crashing.org>
2446 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
2448 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
2449 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
2450 (rs6000_fndecl_pcrel_p): Likewise.
2451 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
2452 error if -mpcrel is requested without -mcpu=future.
2453 (rs6000_opt_masks): Add entry for pcrel.
2454 (rs6000_fndecl_pcrel_p): New function.
2455 (rs6000_pcrel_p): Likewise.
2456 * config/rs6000/rs6000.opt (mpcrel): New option.
2457 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
2459 2019-05-23 Jan Hubicka <jh@suse.cz>
2460 Martin Liska <mliska@suse.cz>
2462 PR tree-optimization/90576
2463 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
2465 (aliasing_component_refs_p): Fix three way size compare conditional;
2466 give up earlier in case we can not decide on equivalence.
2468 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
2469 Michael Meissner <meissner@linux.ibm.com>
2470 Segher Boessenkool <segher@kernel.crashing.org>
2472 * config.gcc: Add future cpu.
2473 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
2474 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
2476 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
2477 (RS6000_CPU): New instantiation for future cpu.
2478 * config/rs6000/rs6000-opts.h (enum processor_type): Add
2480 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
2481 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
2482 * config/rs6000/rs6000-tables.opt: Regenerate.
2483 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
2484 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
2485 (rs6000_machine_from_flags): Handle future cpu.
2486 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
2487 PROCESSOR_POWER9 for now.
2488 (rs6000_adjust_cost): Likewise.
2489 (rs6000_issue_rate): Likewise.
2490 (rs6000_register_move_cost): Likewise.
2491 (rs6000_opt_masks): Add entry for future.
2492 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
2493 (MASK_FUTURE): New #define.
2494 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
2495 * config/rs6000/rs6000.opt (mfuture): New target option.
2496 * doc/invoke.texi (mcpu): Add future cpu.
2498 2019-05-23 Martin Liska <mliska@suse.cz>
2501 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
2502 operation points to a temporary (pointed via tree_to_wide_ref)
2503 that is out of scope after the &.
2505 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
2508 * doc/extend.texi (Function Names): Add missing word.
2510 2019-05-23 Richard Biener <rguenther@suse.de>
2512 PR tree-optimization/88440
2513 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
2515 * tree-loop-distribution.c (generate_memset_builtin): Fold the
2517 (generate_memcpy_builtin): Likewise.
2518 (distribute_loop): Pass in whether to only distribute patterns.
2519 (prepare_perfect_loop_nest): Also allow size optimization.
2520 (pass_loop_distribution::execute): When optimizing a loop
2521 nest for size allow pattern replacement.
2523 2019-05-23 Jakub Jelinek <jakub@redhat.com>
2526 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
2529 2019-05-23 Martin Liska <mliska@suse.cz>
2532 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
2533 expression similarly to gimplify_decl_expr.
2535 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2537 * cse.c (cse_dump_path): s/dump_file/f.
2539 2019-05-22 David Malcolm <dmalcolm@redhat.com>
2542 * diagnostic-format-json.cc: Include "selftest.h".
2543 (json_from_expanded_location): Only add "file" key for non-NULL
2545 (json_from_location_range): Don't add "start" and "finish"
2546 children if they are UNKNOWN_LOCATION.
2547 (selftest::test_unknown_location): New selftest.
2548 (selftest::test_bad_endpoints): New selftest.
2549 (selftest::diagnostic_format_json_cc_tests): New function.
2550 * json.cc (json::object::get): New function.
2551 (selftest::test_object_get): New selftest.
2552 (selftest::json_cc_tests): Call it.
2553 * json.h (json::object::get): New decl.
2554 * selftest-run-tests.c (selftest::run_tests): Call
2555 selftest::diagnostic_format_json_cc_tests.
2556 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
2559 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
2560 Andrew Stubbs <amd@codesourcery.com>
2562 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
2563 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
2564 (kernel): Rename to...
2565 (main_kernel): ... this.
2566 (load_image): Load _init_array and _fini_array kernels.
2567 (run): Add argument for kernel to run.
2568 (main): Run init_array_kernel before main_kernel, and
2569 fini_array_kernel after.
2570 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
2571 amdgpu_hsa_kernel attribute on functions.
2572 (gcn_disable_constructors): Delete.
2573 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
2574 * config/gcn/crt0.c (size_t): Define.
2575 (_init_array, _fini_array): New.
2576 (__preinit_array_start, __preinit_array_end,
2577 __init_array_start, __init_array_end,
2578 __fini_array_start, __fini_array_end): Declare weak references.
2580 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
2582 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
2584 2019-05-22 Jason Merrill <jason@redhat.com>
2586 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
2588 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
2591 * config/i386/i386-options.c (ix86_init_machine_status): Set
2592 stack_frame_required to true.
2593 * config/i386/i386.c (ix86_get_frame_size): New function.
2594 (ix86_frame_pointer_required): Replace get_frame_size with
2595 ix86_get_frame_size.
2596 (ix86_compute_frame_layout): Likewise.
2597 (ix86_find_max_used_stack_alignment): Changed to void. Set
2598 stack_frame_required.
2599 (ix86_finalize_stack_frame_flags): Always call
2600 ix86_find_max_used_stack_alignment. Replace get_frame_size with
2601 ix86_get_frame_size.
2602 * config/i386/i386.h (machine_function): Add stack_frame_required.
2604 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
2606 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
2608 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
2610 * common/config/aarch64/aarch64-common.c
2611 (struct aarch64_option_extension, struct processor_name_to_arch,
2612 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
2613 aarch64_contains_opt,
2614 aarch64_get_extension_string_for_isa_flags): Change type of
2615 variables storing flags to uint64_t.
2616 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
2617 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
2618 * config/aarch64/aarch64.c (struct processor,
2619 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
2620 aarch64_validate_march, aarch64_override_options,
2621 aarch64_option_print, aarch64_handle_attr_isa_flags,
2622 aarch64_declare_function_name, aarch64_start_file): Make flag
2624 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
2625 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
2626 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
2627 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
2628 * config/aarch64/driver-aarch64.c
2629 (struct aarch64_arch_extension, struct aarch64_core_data,
2630 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
2631 flag variables uint64_t.
2632 * doc/invoke.texi: Add documentation for new arguments.
2634 2019-05-22 Richard Biener <rguenther@suse.de>
2636 * alias.c (ao_ref_from_mem): Move stack-slot sharing
2638 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
2640 2019-05-22 Martin Liska <mliska@suse.cz>
2643 * doc/extend.texi: Document the change.
2645 2019-05-22 Richard Biener <rguenther@suse.de>
2647 PR tree-optimization/90450
2648 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
2649 (mem_ref_hasher::equal): Check it.
2650 (mem_ref_alloc): Initialize it.
2651 (gather_mem_refs_stmt): Set it.
2653 2019-05-22 Richard Biener <rguenther@suse.de>
2655 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
2657 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
2660 2019-05-22 Alan Modra <amodra@gmail.com>
2662 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
2663 (ASM_CPU_SPEC): Conditionally add -many.
2664 * config/rs6000/rs6000.c (rs6000_machine): New static var.
2665 (rs6000_machine_from_flags, emit_asm_machine): New functions..
2666 (rs6000_file_start): ..extracted from here, and modified to
2668 (rs6000_output_function_prologue): Emit .machine as necessary.
2669 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
2671 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
2672 added by check_vect_support_and_set_flags.
2673 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
2674 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
2676 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
2679 * ira-lives.c (process_bb_node_lives): Consider defs
2680 for a call insn to be die before the call, not after.
2682 * function.c (assign_parm_setup_block): Raise alignment of
2683 stacked parameter only for STRICT_ALIGNMENT targets.
2685 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2687 * config/rs6000/constraints.md (define_register_constraint "wz"):
2689 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2690 RS6000_CONSTRAINT_wz.
2691 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2692 (rs6000_init_hard_regno_mode_ok): Adjust.
2693 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
2694 * doc/md.texi (Machine Constraints): Adjust.
2696 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2698 * config/rs6000/constraints.md (define_register_constraint "wl"):
2700 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2701 RS6000_CONSTRAINT_wl.
2702 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2703 (rs6000_init_hard_regno_mode_ok): Adjust.
2704 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
2705 * doc/md.texi (Machine Constraints): Adjust.
2707 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2709 * config/rs6000/constraints.md (define_register_constraint "wm"):
2711 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2712 RS6000_CONSTRAINT_wm.
2713 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2714 (rs6000_init_hard_regno_mode_ok): Adjust.
2715 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
2716 * doc/md.texi (Machine Constraints): Adjust.
2718 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2720 * config/rs6000/constraints.md (define_register_constraint "wk"):
2722 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2723 RS6000_CONSTRAINT_wk.
2724 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2725 (rs6000_init_hard_regno_mode_ok): Adjust.
2726 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
2727 * doc/md.texi (Machine Constraints): Adjust.
2729 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2731 * config/rs6000/constraints.md (define_register_constraint "wj"):
2733 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2734 RS6000_CONSTRAINT_wj.
2735 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2736 (rs6000_init_hard_regno_mode_ok): Adjust.
2737 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
2739 * config/rs6000/vsx.md: Ditto.
2740 * doc/md.texi (Machine Constraints): Adjust.
2742 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2744 * config/rs6000/constraints.md (define_register_constraint "wh"):
2746 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2747 RS6000_CONSTRAINT_wh.
2748 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2749 (rs6000_init_hard_regno_mode_ok): Adjust.
2750 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
2751 * doc/md.texi (Machine Constraints): Adjust.
2753 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2756 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
2757 Avoid calling gen_lowpart with CONST operand.
2759 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
2761 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
2762 field template_last_to_copy.
2763 (ssa_create_duplicates): Set it, and use it. Attempt to
2764 preserve more debug stmts.
2766 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2768 * config/i386/sse.md (VF1_AVX2): New mode iterator.
2769 (signbit<mode>2): New expander
2771 2019-05-21 James Clarke <jrtc27@jrtc27.com>
2774 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
2775 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
2777 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2779 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
2780 %ebx and %ecx bafore calling cpuid with leaf 1 or
2781 non-constant leaf argument.
2783 2019-05-21 Alan Modra <amodra@gmail.com>
2786 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
2787 power9 direct move cost.
2788 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
2789 Correct comments and rename functions to suit parameters.
2791 2019-05-21 Richard Biener <rguenther@suse.de>
2794 * fold-const.c (fold_read_from_vector): New function.
2795 * fold-const.h (fold_read_from_vector): Declare.
2796 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
2797 single-element insert permutations. Canonicalize selector
2798 further and fix issue with last commit.
2800 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
2802 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
2803 parameter with default value false to declaration.
2804 (split_edges_for_insertion): New inline function. Wrapper for
2805 split_critical_edges with for_edge_insertion_p = true.
2806 * tree-cfg.c (split_critical_edges): Don't split non-critical
2807 edges if for_edge_insertion_p is false. Fix whitespace.
2808 * tree-ssa-pre.c (pass_pre::execute): Call
2809 split_edges_for_insertion instead of split_critical_edges.
2810 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
2811 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
2812 (pass_data_sink_code): Update function name in the comment.
2814 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
2816 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
2817 around is_value_included_in that knows how to handle BIT_AND_EXPR.
2818 (is_pred_expr_subset_of): Use the new function. Handle more cases where
2819 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
2822 2019-05-21 Martin Liska <mliska@suse.cz>
2824 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
2826 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
2827 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
2829 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2831 (rs6000_function_arg): Likewise.
2832 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
2833 (rs6000_expand_ternop_builtin): Use interval syntax.
2834 (get_element_number): Likewise.
2835 (altivec_expand_builtin): Likewise.
2836 (rs6000_get_function_versions_dispatcher): Quote target_clones.
2840 2019-05-20 Jakub Jelinek <jakub@redhat.com>
2844 * function.h (struct function): Add calls_eh_return member.
2845 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
2846 gimplifying __builtin_eh_return call.
2847 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
2849 (expand_call_inline): Or in src_cfun->calls_eh_return into
2850 dst_cfun->calls_eh_return.
2851 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
2852 cfun->calls_eh_return.
2853 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
2854 * lto-streamer-out.c (output_struct_function_base): Write
2857 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
2859 PR rtl-optimization/43147
2860 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
2861 IX86_BUILTIN_SHUFPD.
2863 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
2865 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
2866 (refs_may_alias_p_1): ... here; update stats.
2867 (refs_may_alias_p): Do not update stats here.
2869 2019-05-20 Richard Biener <rguenther@suse.de>
2871 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
2872 doesn't produce pointers.
2873 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
2874 the first operand points to.
2876 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
2878 * tree-ssa-alias.c (compare_sizes): New function.
2879 (sompare_type_sizes): New function
2880 (aliasing_component_refs_p): Use it.
2881 (indirect_ref_may_alias_decl_p): Likewise.
2883 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2885 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
2887 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2889 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
2890 (LIBLSAN_EARLY_SPEC): Likewise.
2891 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
2893 2019-05-20 Martin Liska <mliska@suse.cz>
2895 * config/i386/i386.c (ix86_libc_has_fast_function):
2896 Add ATTRIBUTE_UNUSED for the argument.
2898 2019-05-20 Richard Biener <rguenther@suse.de>
2900 * gimple-match-head.c: Include vec-perm-indices.h.
2901 * generic-match-head.c: Likewise.
2902 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
2904 * fold-const.c (fold_vec_perm): Export.
2905 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
2906 (match.pd): ...here.
2908 2019-05-20 Jakub Jelinek <jakub@redhat.com>
2910 * cfgloop.h (struct loop): Add simdlen member.
2911 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
2912 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
2913 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
2914 as new argument to autovectorize_vector_sizes target hook. If
2915 loop->simdlen, pick up vector size where the vectorization factor
2916 is equal to loop->simd, and if there is none, fall back to the first
2918 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
2920 * omp-low.c (omp_clause_aligned_alignment): Likewise.
2921 * omp-general.c (omp_max_vf): Likewise.
2922 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
2923 * tree-vect-slp.c (vect_slp_bb): Likewise.
2924 * target.def (autovectorize_vector_sizes): Add ALL argument and
2926 * doc/tm.texi: Adjust documentation.
2927 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
2928 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
2929 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
2931 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
2932 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
2933 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
2934 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
2935 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
2936 preferred vector size is not 512-bit or 256-bit, just put those
2937 unpreferred ones last.
2939 2019-05-20 Martin Liska <mliska@suse.cz>
2941 * targhooks.c (default_libc_has_fast_function): New function.
2942 * targhooks.h (default_libc_has_fast_function): Likewise.
2944 2019-05-20 Martin Liska <mliska@suse.cz>
2947 * builtins.c (expand_builtin_memory_copy_args): When having a
2948 target with fast mempcpy implementation do now use memcpy.
2949 * config/i386/i386.c (ix86_libc_has_fast_function): New.
2950 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
2951 * doc/tm.texi: Likewise.
2952 * doc/tm.texi.in: Likewise.
2954 * expr.c (emit_block_move_hints): Add 2 new arguments.
2955 * expr.h (emit_block_move_hints): Bail out when libcall
2956 to memcpy would be used.
2958 2019-05-20 Martin Liska <mliska@suse.cz>
2960 * profile-count.c: Add vertical spacing in order
2961 to separate functions.
2962 * profile-count.h: Likewise.
2964 2019-05-20 Martin Liska <mliska@suse.cz>
2966 * profile-count.h: Do not use full qualified
2968 * profile-count.c (profile_count::to_frequency): Likewise.
2970 2019-05-20 Martin Liska <mliska@suse.cz>
2972 * profile-count.h (enum profile_quality): Use capital letters
2973 for enum value names. Use the adjusted names.
2974 * profile-count.c: Use the adjusted names.
2976 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2978 * config/rs6000/constraints.md (define_register_constraint "wH"):
2980 (define_register_constraint "wI"): Delete.
2981 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2982 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
2983 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2984 (rs6000_init_hard_regno_mode_ok): Adjust.
2985 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
2986 resp. "d", or with "wa" as appropriate, all with "p8v".
2987 * config/rs6000/vsx.md: Ditto.
2988 * doc/md.texi (Machine Constraints): Adjust.
2990 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2992 * config/rs6000/constraints.md (define_register_constraint "wy"):
2994 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2995 RS6000_CONSTRAINT_wy.
2996 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2997 (rs6000_init_hard_regno_mode_ok): Adjust.
2998 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
2999 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
3000 (define_mode_attr Fisa): New.
3001 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
3002 * doc/md.texi (Machine Constraints): Adjust.
3004 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3006 * config/rs6000/constraints.md (define_register_constraint "wu"):
3008 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
3009 RS6000_CONSTRAINT_wu.
3010 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
3011 (rs6000_init_hard_regno_mode_ok): Adjust.
3012 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
3014 (define_mode_attr Fa): Delete.
3015 * config/rs6000/vsx.md: Ditto.
3016 * doc/md.texi (Machine Constraints): Adjust.
3018 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3020 * config/rs6000/constraints.md (define_register_constraint "wJ"):
3022 (define_register_constraint "wK"): Delete.
3023 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
3024 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
3025 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
3026 (rs6000_init_hard_regno_mode_ok): Adjust.
3027 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
3028 Replace "wK" constraint by "wH" with "p9v".
3029 * config/rs6000/vsx.md: Ditto.
3030 * doc/md.texi (Machine Constraints): Adjust.
3032 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3034 * config/rs6000/constraints.md (define_register_constraint "wb"):
3036 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
3037 RS6000_CONSTRAINT_wb.
3038 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
3039 (rs6000_init_hard_regno_mode_ok): Adjust.
3040 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
3041 * config/rs6000/vsx.md: Ditto.
3042 * doc/md.texi (Machine Constraints): Adjust.
3044 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3046 * config/rs6000/constraints.md (define_register_constraint "wo"):
3048 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
3049 RS6000_CONSTRAINT_wo.
3050 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
3051 (rs6000_init_hard_regno_mode_ok): Adjust.
3052 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
3053 * config/rs6000/altivec.md: Ditto.
3054 * doc/md.texi (Machine Constraints): Adjust.
3056 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
3058 * config/darwin-c.c (darwin_register_objc_includes): Do not
3059 prepend the sysroot when building gnu-runtime header search
3062 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
3064 * config/darwin.c (darwin_file_end): Use switch_to_section ()
3065 instead of direct output of the asm.
3067 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
3069 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
3070 argument to be type bool (was int before).
3071 (rs6000_emit_epilogue): Simplify some code. Declare some variables
3072 at first use. Use type bool for some variables. Fix a theoretical
3073 eh_return bug for svr4.
3075 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
3077 * config/rs6000/rs6000.md (isa): New attribute.
3078 (enabled): New attribute.
3080 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
3082 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
3083 assemble_start_function and assemble_end_function.
3085 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
3088 * omp-general.c (oacc_verify_routine_clauses): Change formal
3089 parameters. Add checking if already marked with an OpenACC
3090 'routine' directive. Adjust all users.
3093 * omp-general.c (oacc_build_routine_dims): Move some of its
3095 (oacc_verify_routine_clauses): ... this new function.
3096 * omp-general.h (oacc_verify_routine_clauses): New prototype.
3098 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
3100 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
3101 formating of picbase labels to match other ports.
3103 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
3105 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
3106 in the generated code.
3108 2019-05-16 Martin Sebor <msebor@redhat.com>
3110 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
3111 identifiers, keywords, operators, and types in diagnostics. Correct
3112 quoting, spelling, and sentence capitalization issues.
3113 (expand_builtin_atomic_is_lock_free): Same.
3114 (fold_builtin_next_arg): Same.
3115 * cfgexpand.c (expand_one_var): Same.
3116 (tree_conflicts_with_clobbers_p): Same.
3117 (expand_asm_stmt): Same.
3118 (verify_loop_structure): Same.
3119 * cgraphunit.c (process_function_and_variable_attributes): Same.
3120 * collect-utils.c (collect_execute): Same.
3121 * collect2.c (maybe_run_lto_and_relink): Same.
3122 (is_lto_object_file): Same.
3123 (scan_prog_file): Same.
3124 * convert.c (convert_to_real_1): Same.
3125 * dwarf2out.c (dwarf2out_begin_prologue): Same.
3126 * except.c (verify_eh_tree): Same.
3127 * gcc.c (execute): Same.
3128 (eval_spec_function): Same.
3129 (run_attempt): Same.
3130 (driver::set_up_specs): Same.
3131 (compare_debug_auxbase_opt_spec_function): Same.
3132 * gcov-tool.c (unlink_gcda_file): Same.
3135 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
3136 * gimplify.c (gimplify_asm_expr): Same.
3137 (gimplify_adjust_omp_clauses): Same.
3138 * hsa-gen.c (gen_hsa_addr_insns): Same.
3139 (gen_hsa_insns_for_load): Same.
3140 (gen_hsa_cmp_insn_from_gimple): Same.
3141 (gen_hsa_insns_for_operation_assignment): Same.
3142 (gen_get_level): Same.
3143 (gen_hsa_alloca): Same.
3144 (omp_simple_builtin::generate): Same.
3145 (gen_hsa_atomic_for_builtin): Same.
3146 (gen_hsa_insns_for_call): Same.
3147 * input.c (dump_location_info): Same.
3148 * ipa-devirt.c (compare_virtual_tables): Same.
3149 * ira.c (ira_setup_eliminable_regset): Same.
3150 * lra-assigns.c (lra_assign): Same.
3151 * lra-constraints.c (lra_constraints): Same.
3152 * lto-streamer-in.c (lto_input_mode_table): Same.
3153 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
3154 (merge_and_complain): Same.
3155 (compile_offload_image): Same.
3156 (compile_images_for_offload_targets): Same.
3157 (debug_objcopy): Same.
3160 * opts.c (print_specific_help): Same.
3161 (parse_no_sanitize_attribute): Same.
3163 (handle_param): Same.
3164 * plugin.c (add_new_plugin): Same.
3165 (parse_plugin_arg_opt): Same.
3166 (try_init_one_plugin): Same.
3167 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
3168 operators, and types in diagnostics. Correct quoting and spelling
3170 * read-rtl-function.c (parse_edge_flag_token): Same.
3171 (function_reader::parse_enum_value): Same.
3172 * reg-stack.c (check_asm_stack_operands): Same.
3173 * regcprop.c (validate_value_data): Same.
3174 * sched-rgn.c (make_pass_sched_fusion): Same.
3175 * stmt.c (check_unique_operand_names): Same.
3176 * targhooks.c (default_target_option_pragma_parse): Same.
3177 * tlink.c (recompile_files): Same.
3178 * toplev.c (process_options): Same.
3180 * trans-mem.c (diagnose_tm_1): Same.
3181 (ipa_tm_scan_irr_block): Same.
3182 (ipa_tm_diagnose_transaction): Same.
3183 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
3184 format a tree code name in a diagnostic.
3185 (verify_types_in_gimple_min_lval): Same.
3186 (verify_types_in_gimple_reference): Same.
3187 (verify_gimple_call): Same.
3188 (verify_gimple_assign_unary): Same.
3189 (verify_gimple_assign_binary): Same.
3190 (verify_gimple_assign_ternary): Same.
3191 (verify_gimple_assign_single): Same.
3192 (verify_gimple_switch): Same.
3193 (verify_gimple_label): Same.
3194 (verify_gimple_phi): Same.
3195 (verify_gimple_in_seq): Same.
3196 (verify_eh_throw_stmt_node): Same.
3197 (collect_subblocks): Same.
3198 (gimple_verify_flow_info): Same.
3199 (do_warn_unused_result): Same.
3200 * tree-inline.c (expand_call_inline): Same.
3201 * tree-into-ssa.c (update_ssa): Same.
3202 * tree.c (tree_int_cst_elt_check_failed): Same.
3203 (tree_vec_elt_check_failed): Same.
3204 (omp_clause_operand_check_failed): Same.
3205 (verify_type_variant): Same.
3206 (verify_type): Same.
3207 * value-prof.c (verify_histograms): Same.
3208 * varasm.c (assemble_start_function): Same.
3210 2019-05-16 Martin Sebor <msebor@redhat.com>
3212 * config/i386/i386-expand.c (get_element_number): Quote keywords
3213 and other internal names in diagnostics. Adjust other diagnostic
3214 formatting issues noted by -Wformat-diag.
3215 * config/i386/i386-features.c
3216 (ix86_mangle_function_version_assembler_name): Same.
3217 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
3218 * config/i386/i386.c (ix86_function_type_abi): Same.
3219 (ix86_function_ms_hook_prologue): Same.
3220 (classify_argument): Same.
3221 (ix86_expand_prologue): Same.
3222 (ix86_md_asm_adjust): Same.
3223 (ix86_memmodel_check): Same.
3225 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
3227 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
3228 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
3231 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
3234 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
3235 intrinsics without SSE/SSE2/SSSE3.
3236 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
3238 (*mmx_uavgv8qi3): Likewise.
3240 2019-05-17 Richard Biener <rguenther@suse.de>
3242 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
3243 VEC_PERM_EXPR as __VEC_PERM with -gimple.
3245 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
3247 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
3248 vec_sldw insn pattern.
3250 2019-05-17 Richard Biener <rguenther@suse.de>
3252 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
3254 2019-05-17 Martin Liska <mliska@suse.cz>
3257 * toplev.c (output_stack_usage): With LTO and sanitizer it
3258 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
3259 has no file location.
3261 2019-05-16 Jakub Jelinek <jakub@redhat.com>
3264 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
3265 sz0 is equal to sz1, instead return false in that case.
3267 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
3268 has non-constant expression, force sctx.lane and use two
3269 argument IFN_GOMP_SIMD_LANE instead of single argument.
3270 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
3271 two argument IFN_GOMP_SIMD_LANE without lhs.
3272 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
3274 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
3276 (LOOP_REQUIRES_VERSIONING): Or in
3277 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
3278 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
3280 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
3281 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
3282 from simd if clause if needed.
3284 2019-05-16 Richard Biener <rguenther@suse.de>
3286 * tree-affine.c (expr_to_aff_combination): New function split
3288 (tree_to_aff_combination): ... here.
3289 (aff_combination_expand): Avoid building a GENERIC tree.
3291 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
3293 * cgraphunit.c (cgraph_node::expand_thunk): Remove
3294 assemble_start_function and assemble_end_function calls.
3295 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
3296 assemble_start_function and assemble_end_function.
3297 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
3298 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
3299 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
3300 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
3301 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
3302 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
3303 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
3304 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
3305 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
3306 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3307 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3308 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
3310 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3311 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
3312 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
3313 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
3314 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
3315 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
3316 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
3317 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
3318 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
3319 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3320 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3321 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3322 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
3323 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
3325 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
3326 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
3327 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
3329 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
3331 * tree-ssa-alias.c (alias_stats): Add
3332 aliasing_component_refs_p_may_alias and
3333 aliasing_component_refs_p_no_alias.
3334 (dump_alias_stats): Print aliasing_component_refs_p stats.
3335 (aliasing_component_refs_p): Update stats.
3337 2019-05-16 Martin Liska <mliska@suse.cz>
3340 * multiple_target.c (expand_target_clones): Do not allow
3341 target_clones being used with a symbol that is an alias.
3343 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
3345 PR tree-optimization/90394
3346 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
3347 positives rather than ICE for cases where (code2 == NE_EXPR
3348 && code1 == BIT_AND_EXPR).
3350 2019-05-16 Jakub Jelinek <jakub@redhat.com>
3353 * tree-core.h (struct tree_decl_common): Document
3354 decl_nonshareable_flag for PARM_DECLs.
3355 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
3356 * calls.c (expand_call): Don't try tail call if caller
3357 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
3358 passed on the stack and callee needs to pass any arguments on the
3360 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
3361 else if instead of series of mutually exclusive ifs. Handle
3362 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
3363 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
3365 * lto-streamer.h (LTO_major_version): Bump to 9.
3367 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
3369 PR tree-optimization/90106
3370 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
3371 new parameter as new internal function call, also move it to new
3373 (use_internal_fn): Pass internal function call to
3374 shrink_wrap_one_built_in_call_with_conds.
3376 2019-05-15 Jakub Jelinek <jakub@redhat.com>
3378 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
3380 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
3381 safelen_int and set loop->dont_vectorize.
3383 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3386 * config/i386/i386-builtin.def: Enable MMX intrinsics with
3388 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
3390 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
3391 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
3392 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
3395 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3398 * config/i386/mmx.md (*vec_dupv2sf): Changed to
3399 define_insn_and_split to support SSE emulation.
3400 (*vec_extractv2sf_0): Likewise.
3401 (*vec_extractv2sf_1): Likewise.
3402 (*vec_extractv2si_0): Likewise.
3403 (*vec_extractv2si_1): Likewise.
3404 (*vec_extractv2si_zext_mem): Likewise.
3405 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
3406 (vec_extractv2sf_1 splitter): Likewise.
3407 (vec_extractv2sfsf): Likewise.
3408 (vec_setv2si): Likewise.
3409 (vec_extractv2si_1 splitter): Likewise.
3410 (vec_extractv2sisi): Likewise.
3411 (vec_setv4hi): Likewise.
3412 (vec_extractv4hihi): Likewise.
3413 (vec_setv8qi): Likewise.
3414 (vec_extractv8qiqi): Likewise.
3415 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
3416 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
3417 (vec_extractv2sisi): Likewise.
3418 (vec_extractv4hihi): Likewise.
3419 (vec_extractv8qiqi): Likewise.
3420 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
3421 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
3422 (vec_initv2sisi): Likewise.
3423 (vec_initv4hihi): Likewise.
3424 (vec_initv8qiqi): Likewise.
3425 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
3426 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
3427 (vec_setv4hi): Likewise.
3428 (vec_setv8qi): Likewise.
3430 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3433 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
3434 TARGET_MMX_WITH_SSE.
3435 (MMXMODE:*mov<mode>_internal): Likewise.
3436 (MMXMODE:movmisalign<mode>): Likewise.
3438 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
3441 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
3442 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
3443 (sse2_cvtpd2pi): Ditto.
3444 (sse2_cvttpd2pi): Ditto.
3445 (*vec_concatv2sf_sse4_1): Ditto.
3446 (*vec_concatv2sf_sse): Ditto.
3447 (*vec_concatv2si_sse4_1): Ditto.
3448 (*vec_concatv2si): Ditto.
3449 (*vec_concatv4si_0): Ditto.
3450 (*vec_concatv2di_0): Ditto.
3452 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3455 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
3457 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3460 * config/i386/sse.md (ssse3_palignrdi): Changed to
3461 define_insn_and_split to support SSE emulation.
3463 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3466 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
3468 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3471 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
3472 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
3475 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3478 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
3479 or TARGET_MMX_WITH_SSE.
3480 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
3482 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3485 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
3487 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3490 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
3491 Changed to define_insn_and_split to support SSE emulation.
3493 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3496 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
3497 Changed to define_insn_and_split to support SSE emulation.
3499 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3502 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
3503 (*mmx_<emms>): This.
3504 (mmx_<emms>): New expander.
3506 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3509 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
3511 (*sse2_umulv1siv1di3): Add SSE2 emulation.
3513 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3516 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
3518 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3521 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
3523 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3526 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
3527 TARGET_MMX_WITH_SSE.
3528 (*mmx_uavgv4hi3): Add SSE emulation.
3530 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3533 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
3534 and TARGET_MMX_WITH_SSE.
3535 (*mmx_uavgv8qi3): Add SSE emulation.
3537 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3540 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
3541 maskmovdqu for __MMX_WITH_SSE__.
3543 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3546 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
3547 TARGET_MMX and TARGET_MMX_WITH_SSE.
3548 (*mmx_umulv4hi3_highpart): Add SSE emulation.
3550 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3553 * config/i386/mmx.md (mmx_pmovmskb): Changed to
3554 define_insn_and_split to support SSE emulation.
3556 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3559 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
3560 and TARGET_MMX_WITH_SSE.
3561 (mmx_<code>v8qi3): Likewise.
3562 (smaxmin:<code>v4hi3): New.
3563 (umaxmin:<code>v8qi3): Likewise.
3564 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
3565 (umaxmin:*mmx_<code>v8qi3): Likewise.
3567 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3570 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
3571 TARGET_MMX_WITH_SSE.
3572 (*mmx_pinsrw): Add SSE emulation.
3574 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3577 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
3579 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3582 * config/i386/sse.md (sse_cvtpi2ps): Changed to
3583 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
3586 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3589 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
3590 (sse_cvttps2pi): Likewise.
3592 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3595 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
3596 TARGET_MMX_WITH_SSE.
3597 (mmx_pshufw_1): Add SSE emulation.
3598 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
3599 TARGET_MMX_WITH_SSE to support SSE emulation.
3601 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3604 * config/i386/constraints.md (Yw): New constraint.
3605 * config/i386/mmx.md (*vec_dupv2si): Changed to
3606 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
3607 support SSE emulation.
3609 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3612 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
3613 TARGET_MMX_WITH_SSE.
3614 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
3616 (mmx_gt<mode>3): Likewise.
3618 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3621 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
3622 TARGET_MMX_WITH_SSE. Add SSE support.
3624 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3627 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
3628 TARGET_MMX_WITH_SSE.
3629 (any_logic:<code><mode>3): New.
3630 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
3633 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3636 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
3637 TARGET_MMX_WITH_SSE. Add SSE emulation.
3638 (mmx_<shift_insn><mode>3): Likewise.
3640 (<shift_insn><mode>3): Likewise.
3642 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3645 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
3646 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
3648 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3651 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
3652 TARGET_MMX_WITH_SSE.
3653 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
3656 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3659 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
3660 TARGET_MMX_WITH_SSE.
3662 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
3665 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3668 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
3669 (plusminus:mmx_<plusminus_insn><mode>3): Check
3670 TARGET_MMX_WITH_SSE.
3671 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
3672 (<plusminus_insn><mode>3): New.
3673 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
3674 (*mmx_<plusminus_insn><mode>3): Likewise.
3676 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3679 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
3680 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
3682 * config/i386/mmx.m (mmx_punpckhbw): Changed to
3683 define_insn_and_split to support SSE emulation.
3684 (mmx_punpcklbw): Likewise.
3685 (mmx_punpckhwd): Likewise.
3686 (mmx_punpcklwd): Likewise.
3687 (mmx_punpckhdq): Likewise.
3688 (mmx_punpckldq): Likewise.
3690 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3691 Uros Bizjak <ubizjak@gmail.com>
3694 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
3696 (ix86_split_mmx_pack): Likewise.
3697 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
3699 (ix86_split_mmx_pack): Likewise.
3700 * config/i386/i386.md (mmx_isa): New.
3701 (enabled): Also check mmx_isa.
3702 * config/i386/mmx.md (any_s_truncate): New code iterator.
3703 (s_trunsuffix): New code attr.
3704 (mmx_packsswb): Removed.
3705 (mmx_packssdw): Likewise.
3706 (mmx_packuswb): Likewise.
3707 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
3708 MMX packsswb/packuswb with SSE2.
3709 (mmx_packssdw): Likewise.
3710 * config/i386/predicates.md (register_mmxmem_operand): New.
3712 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3715 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3716 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
3717 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
3718 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
3719 (ix86_vector_mode_supported_p): Likewise.
3720 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
3722 2019-05-15 Martin Liska <mliska@suse.cz>
3725 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
3728 2019-05-15 Richard Biener <rguenther@suse.de>
3730 * tree-into-ssa.c (pass_build_ssa::execute): Run
3731 update_address_taken before going into SSA.
3733 2019-05-15 Richard Biener <rguenther@suse.de>
3735 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
3736 as __BIT_FIELD_REF with type with -gimple.
3738 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
3740 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
3741 semantically equivalent branches (left over after prior refactorings).
3743 2019-05-15 Richard Biener <rguenther@suse.de>
3745 PR tree-optimization/88828
3746 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
3749 2019-05-14 Richard Biener <rguenther@suse.de>
3751 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
3752 as __VIEW_CONVERT with -gimple.
3754 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3757 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
3760 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
3762 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
3763 define_split to become a define_insn_and_split.
3765 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
3767 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
3769 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
3770 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
3771 (sibcall_epilogue): Adjust.
3774 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3776 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
3777 to unsupported ones.
3778 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
3779 * config.host: Likewise.
3780 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
3781 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
3782 __svr4__]: Remove "brand" fallback.
3783 [!KSTAT_DATA_STRING]: Remove.
3784 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
3786 (comdat_group): Likewise.
3787 (set_have_as_tls): Likewise.
3788 (gcc_cv_target_dl_iterate_phdr): Likewise.
3789 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
3790 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
3791 * configure: Regenerate.
3792 * doc/install.texi: Simplify Solaris target triplets.
3793 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
3794 (Specific, *-*-solaris2*): Document Solaris 10 removal.
3795 Remove Solaris 10 references.
3796 Remove obsolete Solaris bug reference.
3797 (Specific, sparc-sun-solaris2.10): Remove.
3799 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
3801 * config/i386/i386.md (any_div): New code iterator.
3802 (paired_mod): New code attribute.
3803 (sgnprefix): Handle DIV and UDIV RTXes.
3805 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
3806 and udivmod<mode>4 patterns using any_div code iterator.
3807 (divmod splitters): Macroize splitters using any_div code iterator.
3808 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
3809 (*udivmodsi4_pow2_zext_2): Ditto.
3810 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
3811 and *udivmod<mode>4_noext patterns using any_div code iterator.
3812 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
3813 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
3814 patterns using any_div code iterator.
3815 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
3816 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
3817 patterns using any_div code iterator.
3818 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
3819 udivmodhiqi3 patterns using any_extend code iterator.
3821 2019-05-14 Richard Biener <rguenther@suse.de>
3822 H.J. Lu <hongjiu.lu@intel.com>
3824 PR tree-optimization/88828
3825 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
3826 permuting in a single non-constant element not extracted
3829 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
3831 * internal-fn.def (SIGNBIT): New.
3832 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
3834 (signbitv4sf2): Likewise.
3836 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
3839 * config/mips/mips.c (mips_split_move): Skip forward SRC into
3840 next insn when the SRC reg is dead.
3842 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
3844 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
3845 (alloc_cand_and_find_basis): Ditto.
3846 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
3847 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
3848 (create_add_imm_cand, slsr_process_cast): Ditto.
3849 (slsr_process_copy, replace_mult_candidate): Ditto.
3850 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
3851 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
3852 (pass_strength_reduction::execute): Init the first NULL element.
3854 2019-05-13 Nathan Sidwell <nathan@acm.org>
3856 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
3857 (run_attempt): Reformat line break.
3859 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
3862 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
3863 data registers in sibcall epilogues.
3864 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
3866 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
3869 * configure.ac (--enable-frame-pointer):
3870 Disable by default for cygwin and mingw.
3871 * configure: Regenerate.
3873 2019-05-13 Nathan Sidwell <nathan@acm.org>
3875 * dwarf2out.c (breakout_comdat_types): Move comment to correct
3877 (const_ok_for_output_1): Balance parens around #if/#else/#endif
3878 (gen_member_die): Move abstract origin check earlier. Only VARs
3879 can be static_inline_p. Simplify splicing control flow.
3881 2019-05-13 Richard Biener <rguenther@suse.de>
3883 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
3885 (vect_build_slp_tree_1): Likewise.
3887 2019-05-13 Richard Biener <rguenther@suse.de>
3889 PR tree-optimization/90402
3890 * tree-if-conv.c (tree_if_conversion): Value number only
3891 the loop body by making the latch an exit of the region
3893 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
3895 (do_rpo_vn): Deal with multiple edges into the entry block
3896 that are not backedges inside the region by skipping PHIs
3899 2019-05-13 Richard Biener <rguenther@suse.de>
3901 PR tree-optimization/90316
3902 * tree-ssa-pre.c (insert_aux): Fold into ...
3903 (insert): ... this function. Use a RPO walk to reduce the
3904 number of required iterations.
3906 2019-05-13 Martin Liska <mliska@suse.cz>
3908 PR tree-optimization/90416
3909 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
3910 string instead of passing the second part as va_arg argument.
3912 2019-05-13 Martin Liska <mliska@suse.cz>
3914 PR gcov-profile/90380
3915 * gcov.c (handle_cycle): Do not support zero cycle count,
3916 it should not be possible.
3917 (path_contains_zero_cycle_arc): New function.
3918 (circuit): Ignore zero cycle arc counts.
3920 2019-05-13 Martin Liska <mliska@suse.cz>
3922 PR gcov-profile/90380
3923 * gcov.c (enum loop_type): Remove the enum and
3925 (handle_cycle): Assert that we should not reach
3927 (circuit): Use loop_found instead of a tri-state loop_type.
3928 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
3931 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3934 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
3935 (ix86_output_indirect_branch_via_reg): Use output mechanism
3936 accounting for __USER_LABEL_PREFIX__.
3937 (ix86_output_indirect_branch_via_push): Likewise.
3938 (ix86_output_function_return): Likewise.
3939 (ix86_output_indirect_function_return): Likewise.
3941 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
3943 * doc/md.texi: Document use of code attributes in rtx patterns.
3944 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
3945 * read-rtl.c (find_code): Split out search loops into...
3946 (maybe_find_code): ...this new function.
3947 (check_code_iterator): Make the error message more informative.
3948 (check_code_attribute): New function.
3949 (rtx_reader::rtx_alloc_for_name): Likewise.
3950 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
3951 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
3952 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
3953 <max_opp> directly as an rtx code instead of via a match_operator.
3954 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
3955 (<su>abd<mode>_3): Update accordingly.
3957 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3959 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
3960 is given, print the state of the EH "save world" computation for
3963 2019-05-11 Jakub Jelinek <jakub@redhat.com>
3966 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
3967 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
3969 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
3971 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
3972 Use pinsrd for TARGET_SSE4_1.
3973 * config/i386/sse.md (movdi_to_sse): Ditto.
3975 2019-05-10 Richard Biener <rguenther@suse.de>
3977 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
3978 (do_rpo_vn): Initialize next_value_id.
3980 2019-05-10 Martin Liska <mliska@suse.cz>
3982 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3985 2019-05-10 Jakub Jelinek <jakub@redhat.com>
3987 PR tree-optimization/90385
3988 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
3989 arguments of the exit phis.
3992 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
3993 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
3995 (copy_tree_body_r): Likewise.
3996 (copy_fn): Set id.do_not_fold to true.
3998 2019-05-10 Martin Liska <mliska@suse.cz>
4000 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
4001 Reapply changes from r269790.
4003 2019-05-10 Martin Liska <mliska@suse.cz>
4006 * doc/invoke.texi: New params.
4007 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
4008 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
4009 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
4011 * tree-switch-conversion.h (struct jump_table_cluster):
4014 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
4016 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
4018 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
4020 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
4022 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
4024 PR rtl-optimization/88879
4025 * sel-sched.c (sel_target_adjust_priority): Remove assert.
4027 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
4030 * config/arm/arm.c (callee_saved_reg_p): Move before
4031 thumb_find_work_register.
4032 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
4033 thumb_find_work_register. Only call df_get_live_out once.
4034 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
4035 (thumb_find_work_register): Use
4036 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
4037 algorithms to locate a spare call clobbered reg.
4039 2019-05-09 Martin Liska <mliska@suse.cz>
4041 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
4042 and MAX_EXPR in GIMPLE FE format.
4044 2019-05-09 Martin Liska <mliska@suse.cz>
4046 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
4047 * gimple-pretty-print.c (dump_gimple_bb_header):
4049 (pp_cfg_jump): Dump edge probability.
4050 * profile-count.c (profile_quality_as_string): Simplify
4051 with a static array.
4052 (parse_profile_quality): New function.
4053 (profile_count::dump): Simplify with a static array.
4054 (profile_count::from_gcov_type): Add new argument.
4055 * profile-count.h (parse_profile_quality): Likewise.
4056 * predict.h (set_hot_bb_threshold): New.
4057 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
4059 * predict.c (get_hot_bb_threshold): Set from the new param.
4060 (set_hot_bb_threshold): New.
4062 2019-05-09 Richard Biener <rguenther@suse.de>
4064 PR tree-optimization/90395
4065 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
4066 rewrite vector stores that throw internally.
4068 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
4070 * cif-code.def (CHKP): Remove.
4073 * configure.ac (--enable-frame-pointer): Disable by default for
4075 * configure: Regenerate.
4077 2019-05-09 Alan Modra <amodra@gmail.com>
4080 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
4081 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
4082 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
4083 cost for general <-> vsx when direct moves are available.
4084 Cost union classes at minimal cost for any reg in the class.
4085 Correct calculation for moves between vsx, float, and altivec.
4086 Don't return a low cost for moves between special regs. Don't
4087 use hard coded register numbers.
4088 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
4089 (rs6000_ira_change_pseudo_allocno_class): New function.
4090 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
4091 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
4093 (movsi_internal1): Don't disparage vector alternatives.
4094 (mov<mode>_internal): Likewise, excepting alternative that
4096 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
4097 we <- b alternative.
4099 2019-05-08 Jakub Jelinek <jakub@redhat.com>
4102 PR tree-optimization/89060
4103 * tree-ssa-live.h (live_vars_map): New typedef.
4104 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
4105 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
4106 (struct compute_live_vars_data): New type.
4107 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
4108 live_vars_at_stmt, destroy_live_vars): New functions.
4109 * tree-tailcall.c: Include tree-ssa-live.h.
4110 (live_vars, live_vars_vec): New global variables.
4111 (find_tail_calls): Perform variable life analysis before punting.
4112 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
4113 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
4115 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
4116 Perform variable life analysis to select variables that really need
4118 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
4119 instead set id->eh_landing_pad_dest and assert it is the same.
4120 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
4122 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
4123 Richard Earnshaw <rearnsha@arm.com>
4126 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
4128 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
4129 (thumb1_compute_save_core_reg_mask): Don't force a spare work
4130 register if both the epilogue and prologue can use call-clobbered
4132 (thumb1_unexpanded_epilogue): Use
4133 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
4134 picking temporaries for restoring high regs to match that of the
4135 prologue where possible.
4136 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
4137 the list of work registers. Detect if the return address is still live
4138 at the end of the prologue and avoid using it for a work register if so.
4139 If the return address is not live, add LR to the list of pushable regs
4140 after the first pass.
4142 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
4144 PR tree-optimization/90078
4145 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
4146 (INFTY): Increase the value for infinite cost.
4147 (struct comp_cost): Promote type of members to int64_t.
4148 (infinite_cost): Don't set complexity in initialization.
4149 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
4150 overflows to infinite_cost.
4151 (adjust_setup_cost): Promote type of parameter and cost computation
4153 (struct ainc_cost_data, struct iv_ca): Promote type of member to
4155 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
4156 cost computation to int64_t.
4157 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
4158 int64_t's format specifier in dump.
4160 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
4162 PR tree-optimization/90240
4163 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
4164 with respect to scaling factor pre-computed for each basic block.
4165 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
4166 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
4167 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
4168 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
4169 live range for array of loop's basic blocks. Cleanup aux field of
4170 loop's basic blocks.
4172 2019-05-08 Jakub Jelinek <jakub@redhat.com>
4174 PR tree-optimization/90356
4175 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
4177 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
4179 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
4180 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
4181 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
4182 (ix86_handle_option): Handle -mavx512bf16.
4183 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
4185 * config/i386/avx512bf16vlintrin.h: New.
4186 * config/i386/avx512bf16intrin.h: New.
4187 * config/i386/cpuid.h (bit_AVX512BF16): New.
4188 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
4189 * config/i386/i386-builtin-types.def: Add new types.
4190 * config/i386/i386-builtin.def: Add new builtins.
4191 * config/i386/i386-c.c (ix86_target_macros_internal): Define
4193 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
4194 (ix86_option_override_internal): Handle BF16.
4195 (ix86_valid_target_attribute_inner_p): Ditto.
4196 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
4197 * config/i386/i386-builtin.c (enum processor_features): Add
4199 (static const _isa_names_table isa_names_table): Ditto.
4200 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
4201 (PTA_AVX512BF16): Ditto.
4202 * config/i386/i386.opt: Add -mavx512bf16.
4203 * config/i386/immintrin.h: Include avx512bf16intrin.h
4204 and avx512bf16vlintrin.h.
4205 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
4206 avx512f_cvtneps2bf16_<mode><mask_name>,
4207 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
4208 * config/i386/subst.md (mask_half): Add new subst.
4209 * doc/invoke.texi: Document -mavx512bf16.
4211 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
4213 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
4215 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
4216 (rs6000_debug_legitimize_reload_address): Delete.
4217 (rs6000_legitimize_reload_address_ptr): Delete.
4218 (rs6000_option_override_internal): Adjust.
4219 (mem_operand_gpr): Adjust comment.
4220 (legitimate_lo_sum_address_p): Ditto.
4221 (rs6000_legitimize_reload_address): Delete.
4222 (rs6000_debug_legitimize_reload_address): Delete.
4223 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
4225 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
4228 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4229 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
4230 to compute vector element selector for both constant and variable
4233 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
4235 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
4236 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
4237 ashrdi3_cvt using SWI48 mode iterator.
4239 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
4241 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
4242 (aarch64_<su>abd<mode>_3): Likewise.
4243 (*aarch64_<su>abd<mode>_3): New define_insn.
4244 (<sur>sad<vsi2qi>): New define_expand.
4245 * config/aarch64/iterators.md: Added MAX_OPP attribute.
4246 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
4247 (build_vect_cond_expr): Likewise.
4249 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
4251 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
4252 clobbers outside of accessible_reg_set.
4253 * config/i386/i386.c (ix86_conditional_register_usage):
4254 Disable register sets by clearing corresponding bits in
4255 accessible_reg_set. Do not set corresponding bits in fixed_regs,
4256 call_used_regs and don't clear corresponding reg_names array members.
4258 2019-05-07 Richard Biener <rguenther@suse.de>
4260 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
4261 not specified still compute a comp_vectype for invariant
4264 2019-05-07 Richard Biener <rguenther@suse.de>
4266 PR tree-optimization/90316
4267 * tree-ssa-pre.c (translate_vuse_through_block): When
4268 same_valid is NULL do not bother to search for a virtual
4270 (phi_translate_1): When operands changed we cannot keep
4271 the same value-number so do not bother to ask whether
4272 that's possible from translate_vuse_through_block.
4274 2019-05-07 Martin Liska <mliska@suse.cz>
4276 * bitmap.c (bitmap_register): Come up with
4277 alloc_descriptor_max_uid and assign it for
4279 (register_overhead): Use get_descriptor as
4281 (release_overhead): New.
4282 (bitmap_elem_to_freelist): Call it.
4283 (bitmap_elt_clear_from): Likewise.
4284 (bitmap_obstack_free): Likewise.
4285 (bitmap_move): Sensitively release memory.
4286 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
4287 (bitmap_initialize): Initialize alloc_descriptor to zero.
4288 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
4290 2019-05-07 Richard Biener <rguenther@suse.de>
4292 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
4293 we build a SLP node. Remove max_size and limiting.
4294 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
4296 2019-05-07 Richard Biener <rguenther@suse.de>
4298 PR tree-optimization/90316
4299 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
4301 (walk_non_aliased_vuses): Take walking limit argument.
4302 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
4303 walking if it is reached instead of just counting.
4304 (get_continuation_for_phi): Likewise.
4305 (walk_non_aliased_vuses): Likewise, instead of leaving counter
4306 limiting to the callback.
4307 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
4308 (vn_reference_lookup_3): Likewise.
4309 (vn_reference_lookup_pieces): Likewise.
4310 (vn_reference_lookup): Likewise.
4311 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
4312 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
4313 (avail_exprs_stack::lookup_avail_expr): Likewise.
4315 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
4317 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
4318 for comparaible types in the second direction even if first one
4319 hits incomparable type.
4321 2019-05-07 Richard Biener <rguenther@suse.de>
4324 * lto-wrapper.c (debug_objcopy): Use the original filename
4325 including archive offset for the filename used for -save-temps.
4327 2019-05-07 Li Jia He <helijia@linux.ibm.com>
4329 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
4332 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
4333 Hongtao Liu <hongtao.liu@intel.com>
4337 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
4338 Modified, original implementation isn't correct.
4340 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
4342 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
4343 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
4344 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
4345 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
4346 (FRAME_POINTER_REGNUM): Change numbering.
4347 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
4348 (alt_reg_names): Adjust.
4349 (rs6000_conditional_register_usage): Don't mark hard register 64 as
4351 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
4352 (DWARF_FRAME_REGISTERS): Delete.
4353 (DWARF2_FRAME_REG_OUT): Fix whitespace.
4354 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4356 (REG_ALLOC_ORDER): Adjust.
4357 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
4358 (REG_CLASS_CONTENTS): Adjust.
4359 (RETURN_ADDR_RTX): Change comment.
4360 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
4362 (REGISTER_NAMES): Adjust.
4363 (ADDITIONAL_REGISTER_NAMES): Adjust.
4364 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
4366 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
4368 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
4370 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
4371 (DWARF_FRAME_REGISTERS): Adjust.
4372 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4374 (REG_ALLOC_ORDER): Adjust.
4375 (enum reg_class): Delete SPR_REGS.
4376 (REG_CLASS_NAMES): Delete SPR_REGS.
4377 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
4378 (REGISTER_NAMES): Adjust.
4379 (ADDITIONAL_REGISTER_NAMES): Adjust.
4380 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
4381 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
4382 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
4383 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
4384 (htm_spr_regno): Delete.
4385 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
4387 (rs6000_dbx_register_number): Adjust.
4389 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
4391 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
4393 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
4395 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
4396 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
4398 2019-05-06 Jakub Jelinek <jakub@redhat.com>
4400 PR tree-optimization/88709
4401 PR tree-optimization/90271
4402 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
4403 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
4404 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
4406 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
4407 of the store merging group is larger than
4408 PARAM_STORE_MERGING_MAX_SIZE parameter.
4409 (split_group): Add bzero_first argument. If set, always emit first
4410 the first store which must be = {} of the whole area and then for the
4411 rest of the stores consider all zero bytes as paddings.
4412 (imm_store_chain_info::output_merged_store): Check if first store
4413 is = {} of the whole area and if yes, determine which setting of
4414 bzero_first for split_group gives smaller number of stores. Adjust
4415 split_group callers.
4416 (lhs_valid_for_store_merging_p): Allow decls.
4417 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
4419 (pass_store_merging::process_store): Likewise.
4421 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
4424 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
4425 handling of V1TImode.
4427 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
4430 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
4431 and enable_frame_pointer ...
4432 * configure.ac: ... here. Update help strings for
4433 --enable-frame-pointer.
4434 * configure: Regenerate.
4435 * config/i386/i386-options.c (ix86_option_override_internal): Remove
4436 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
4437 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
4438 (USE_X86_64_FRAME_POINTER): Ditto.
4440 2019-05-06 Martin Liska <mliska@suse.cz>
4442 * config.gcc: Append to target_gtfiles and fix indentation.
4444 2019-05-06 Richard Biener <rguenther@suse.de>
4446 PR tree-optimization/90358
4447 * tree-vect-stmts.c (get_group_load_store_type): Properly
4448 detect unused upper half of load.
4449 (vectorizable_load): Likewise.
4451 2019-05-06 Richard Biener <rguenther@suse.de>
4453 PR tree-optimization/88828
4454 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
4455 (simplify_vector_constructor): ...here. Handle constants in
4458 2019-05-06 Richard Biener <rguenther@suse.de>
4460 PR tree-optimization/90328
4461 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
4462 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
4463 is valid in the loop nest before using it.
4464 (initialize_data_dependence_relation): Adjust.
4465 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
4466 loop as loop-nest to dr_may_alias_p.
4468 2019-05-06 Richard Biener <rguenther@suse.de>
4470 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
4472 2019-05-06 Richard Biener <rguenther@suse.de>
4474 PR tree-optimization/90316
4475 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
4476 compute target on demand.
4477 (get_continuation_for_phi): Remove code walking stmts to
4478 get to a target virtual operand which could end up being
4481 2019-05-06 Martin Liska <mliska@suse.cz>
4484 * config/i386/i386-options.c (ix86_option_override_internal): Error only
4485 when -mabi is selected to a non-default version.
4487 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
4488 Martin Liska <mliska@suse.cz>
4490 * Makefile.in: Add lto-dump.texi.
4491 * cgraph.h: Add new functions get_visibility_string and
4492 get_symtab_type_string.
4493 * doc/gcc.texi: Include lto-dump section.
4494 * doc/lto-dump.texi: New file.
4495 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
4496 (parse_dump_option): Factor out this function.
4497 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
4498 (parse_dump_option): Export the function.
4499 * symtab.c (symtab_node::get_visibility_string): New function.
4500 (symtab_node::get_symtab_type_string): Likewise.
4502 2019-05-06 Martin Liska <mliska@suse.cz>
4504 * config/i386/i386-builtins.c: New file.
4505 * config/i386/i386-builtins.h: New file.
4506 * config/i386/i386-expand.c: New file.
4507 * config/i386/i386-expand.h: New file.
4508 * config/i386/i386-features.c: New file.
4509 * config/i386/i386-features.h: New file.
4510 * config/i386/i386-options.c: New file.
4511 * config/i386/i386-options.h: New file.
4512 * config.gcc: Add new files into extra_objs and
4514 * config/i386/i386.c: Split content of the file
4515 into newly introduced files.
4516 * config/i386/i386.h: Declare common variables
4518 * config/i386/t-i386: Define dependencies for new files.
4520 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
4523 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
4524 Restrict 'all' variant to 32-bit configurations.
4525 (unaligned_loadhiu): Likewise.
4526 (unaligned_storehi): Likewise.
4527 (unaligned_storesi): Likewise.
4528 (unaligned_loadhis): Disable when compiling for thumb1.
4530 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
4532 PR tree-optimization/90269
4533 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
4536 2019-05-03 Martin Liska <mliska@suse.cz>
4538 * hash-map.h: Add is_empty function.
4539 * hash-set.h: Likewise.
4540 * hash-table.h: Likewise.
4541 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
4542 elements () == 0 (and similar usages).
4543 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
4544 * gimplify.c (gimplify_bind_expr): Likewise.
4545 (gimplify_switch_expr): Likewise.
4546 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
4547 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
4548 * postreload-gcse.c (dump_hash_table): Likewise.
4549 (gcse_after_reload_main): Likewise.
4550 * predict.c (combine_predictions_for_bb): Likewise.
4551 * tree-parloops.c (reduction_phi): Likewise.
4552 (separate_decls_in_region): Likewise.
4553 (transform_to_exit_first_loop): Likewise.
4554 (gen_parallel_loop): Likewise.
4555 (gather_scalar_reductions): Likewise.
4556 (try_create_reduction_list): Likewise.
4557 * var-tracking.c (dump_vars): Likewise.
4558 (emit_notes_for_changes): Likewise.
4559 (vt_emit_notes): Likewise.
4561 2019-05-03 Richard Biener <rguenther@suse.de>
4563 PR tree-optimization/90316
4564 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
4567 2019-05-03 Richard Biener <rguenther@suse.de>
4569 * tree-vect-stmts.c (get_group_load_store_type): Avoid
4570 peeling for gaps by loading only lower halves of vectors
4572 (vectorizable_load): Likewise.
4574 2019-05-03 Richard Biener <rguenther@suse.de>
4577 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
4579 2019-05-03 Richard Biener <rguenther@suse.de>
4582 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
4583 Handle STRING_CST vs DECL or STRING_CST.
4585 2019-05-03 Richard Biener <rguenther@suse.de>
4587 PR tree-optimization/88963
4588 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
4589 vector loads feeding only BIT_FIELD_REFs to component
4590 loads. Rewrite stores fed by CONSTRUCTORs to component
4593 2019-05-03 Jakub Jelinek <jakub@redhat.com>
4595 * opts.h (finish_options): Remove lang_mask argument.
4596 (print_help, help_option_argument): Declare.
4597 * opts.c (print_help): Remove forward declaration, no longer static.
4598 (finish_options): Remove lang_mask argument, don't call print_help
4600 * opts-global.c (decode_options): Adjust finish_option caller, call
4603 PR tree-optimization/90303
4604 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
4605 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
4607 2019-05-03 Richard Biener <rguenther@suse.de>
4609 PR tree-optimization/89698
4610 * gimple-fold.c (canonicalize_constructor_val): Early out
4611 for constants, handle unfolded INTEGER_CSTs as they appear in
4612 C++ virtual table ctors.
4614 2019-05-03 Richard Biener <rguenther@suse.de>
4616 * passes.c (execute_function_todo): Remove dead code.
4618 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
4620 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
4621 the internal register number, for any "real" register.
4623 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
4625 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
4626 correct numbers for TFHAR, TFIAR, TEXASR.
4628 2019-05-02 Richard Biener <rguenther@suse.de>
4630 PR tree-optimization/89653
4631 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
4632 update-address-taken before the pass.
4633 * passes.def (pass_tree_loop_init): Put comment before it.
4635 2019-05-02 Richard Biener <rguenther@suse.de>
4637 PR tree-optimization/89509
4638 * tree-ssa-structalias.c (compute_dependence_clique): Look
4639 at the first subvar when determining whether it is restrict.
4641 2019-05-02 Richard Biener <rguenther@suse.de>
4643 PR tree-optimization/90273
4644 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
4645 useless debug stmts.
4647 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
4649 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
4651 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
4653 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
4654 VEC_COND_EXPR be inserted to emulate a conditional internal function.
4655 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
4656 (vectorizable_reduction): Use the functions above to vectorize in a
4657 fully masked loop codes that don't have a conditional internal
4660 2019-05-02 Martin Liska <mliska@suse.cz>
4662 * cgraphclones.c: Call valid_attribute_p with 1 for
4664 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
4665 it's for target attribute.
4666 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
4667 Add new boolean argument.
4668 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
4670 (ix86_valid_target_attribute_tree): Pass target_clone_attr
4671 to ix86_valid_target_attribute_inner_p.
4672 (ix86_valid_target_attribute_p): Pass flags argument to
4673 ix86_valid_target_attribute_inner_p.
4674 (get_builtin_code_for_version): Use 0 as it's target attribute.
4676 2019-05-02 Martin Liska <mliska@suse.cz>
4678 * gcc.c (process_command): Add dummy file only
4680 * opts-global.c (decode_options): Pass lang_mask.
4681 * opts.c (print_help): New function.
4682 (finish_options): Print --help if help_option_argument
4684 (common_handle_option): Factor out content of OPT__help_
4686 * opts.h (finish_options): Add new argument.
4688 2019-05-02 Martin Liska <mliska@suse.cz>
4691 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
4692 With -minline-all-stringops use inline expansion using 4B loop.
4693 * doc/invoke.texi: Document the change of
4694 -minline-all-stringops.
4696 2019-05-01 Jeff Law <law@redhat.com>
4698 PR tree-optimization/88797
4699 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
4700 PHI feeds a conditional on the RHS of an assignment.
4702 2019-04-30 Andrew Waterman <andrew@sifive.com>
4703 Jim Wilson <jimw@sifive.com>
4705 * config/riscv/constraints.md (L): New.
4706 * config/riscv/predicates.md (lui_operand): New.
4707 (sfb_alu_operand): New.
4708 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
4709 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
4710 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
4711 * config/riscv/risc.md (type): Add sfb_alu.
4712 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
4713 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
4714 (branch_zero<mode>): Delete.
4716 (mov<GPR:mode><X:mode>cc): Likewise.
4717 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
4719 2019-04-30 Nathan Sidwell <nathan@acm.org>
4721 * tree.h (MARK_TS_EXP): New.
4723 2019-04-30 Martin Liska <mliska@suse.cz>
4725 * opts.c (enable_warning_as_error): Provide hints
4726 for unknown options.
4728 2019-04-30 Martin Liska <mliska@suse.cz>
4731 * doc/invoke.texi: Add missing dash for gas-locview-support
4732 and gno-as-locview-support.
4734 2019-04-30 Jakub Jelinek <jakub@redhat.com>
4737 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
4738 whitespace at the start of target attribute string.
4740 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4743 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
4744 Define __ARM_FEATURE_ATOMICS.
4746 2019-04-30 Martin Liska <mliska@suse.cz>
4748 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
4749 into built_in_function enum. Remove code for endp == 2 and
4750 use BUILT_IN_* constants.
4751 (gimple_fold_builtin): Call the function with fcode.
4753 2019-04-30 Martin Liska <mliska@suse.cz>
4755 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
4756 DECL_FUNCTION_CODE into ix86_builtins enum before
4757 the switch statement.
4759 2019-04-30 Jakub Jelinek <jakub@redhat.com>
4761 PR tree-optimization/89475
4762 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
4765 2019-04-30 Martin Liska <mliska@suse.cz>
4767 PR translation/90274
4768 * opts.c (print_filtered_help): Wrap string in _(...).
4770 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
4772 PR tree-optimization/90240
4774 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4776 PR tree-optimization/90078
4777 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
4778 checks for infinite_cost overflow.
4780 2019-04-29 Jeff Law <law@redhat.com>
4782 * passes.def: Move -Wrestrict pass after copy propagation.
4784 2019-04-29 Maya Rashish <coypu@sdf.org>
4786 * config.gcc (default_gnu_indirect_function): Default to yes
4787 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
4788 sparc*-*-netbsd*, x86_64-*-netbsd*.
4790 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
4792 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
4793 where cond2 is NE_EXPR.
4794 (is_value_included_in): Update comment.
4796 2019-04-29 Richard Biener <rguenther@suse.de>
4798 PR tree-optimization/90278
4799 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
4800 EH on comparison simplification.
4802 2019-04-29 Jason Merrill <jason@redhat.com>
4804 PR c++/82081 - tail call optimization breaks noexcept
4805 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
4806 nothrow function to a might-throw function into a tail call.
4808 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
4810 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
4811 (DDR_INNER_LOOP): Likewise.
4812 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
4813 (initialize_data_dependence_relation): Likewise.
4814 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
4816 2019-04-29 Jakub Jelinek <jakub@redhat.com>
4818 PR rtl-optimization/90257
4819 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
4823 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
4827 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
4830 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
4833 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
4835 * lra-spills.c (lra_final_code_change): Remove useless move insns.
4837 2019-04-29 Richard Biener <rguenther@suse.de>
4839 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
4842 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
4844 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
4845 varasm.h, and netbsd-protos.h.
4847 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
4850 * config/i386/i386-protos.h (ix86_data_alignment): Change
4851 the second argument type to unsigned int.
4852 * config/i386/i386.c (ix86_data_alignment): Change "align"
4853 argument type to unsigned int.
4855 2019-04-27 Martin Liska <mliska@suse.cz>
4858 * opt-suggestions.c (option_proposer::build_option_suggestions):
4859 When get_valid_option_values returns empty values, add the
4860 misspelling candidate.
4862 2019-04-26 Jim Wilson <jimw@sifive.com>
4864 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
4866 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
4867 Pass orig_mode to riscv_build_integer.
4868 (riscv_split_integer): Pass mode to riscv_move_integer.
4869 (riscv_legitimize_const_move): Likewise.
4870 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
4871 promoted_mode. Replace force_reg call with code to load constant into
4872 promoted reg and then subreg it for the store.
4873 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
4876 2018-04-26 Eugene Sharygin <eush@ispras.ru>
4878 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
4881 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
4883 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
4884 commentary about the encoding of precision.
4886 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
4888 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
4889 * config/i386/t-freebsd64: New file.
4890 * config.gcc: Add the t-freebsd64 for multilib support.
4892 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
4894 * doc/extend.texi (vector_size): Add missing comma after @xref.
4896 2019-04-25 Jakub Jelinek <jakub@redhat.com>
4898 * BASE-VER: Set to 10.0.0.
4900 2019-04-25 Richard Biener <rguenther@suse.de>
4903 * gimplify.c (gimplify_expr): Avoid turning a lvalue
4904 VIEW_CONVERT_EXPR into one operating on an rvalue.
4906 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
4909 * config/i386/i386.c (feature_priority): Moved to file scope.
4910 (processor_features): Likewise.
4911 (processor_model): Likewise.
4912 (_arch_names_table): Likewise.
4913 (arch_names_table): Likewise.
4914 (_feature_list): Removed.
4915 (feature_list): Likewise.
4916 (_isa_names_table): Moved to file scope. Add priority.
4917 (isa_names_table): Likewise.
4918 (get_builtin_code_for_version): Replace feature_list with
4919 isa_names_table. Update error message for P_ZERO priority.
4921 2019-04-25 Richard Biener <rguenther@suse.de>
4923 * tree-pass.h (make_pass_phi_only_cprop): Remove.
4924 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
4926 2019-04-24 Jeff Law <law@redhat.com>
4928 PR tree-optimization/90037
4929 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
4930 * passes.def: Replace all instance of phi-only cprop with the
4931 lattice propagator. Move propagation pass from after erroneous
4932 path isolation to before erroneous path isolation.
4933 * tree-ssa-phionlycprop.c: Remove.
4935 2019-04-24 Richard Biener <rguenther@suse.de>
4938 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
4939 by size and BITS_PER_UNIT on poly-wide-ints.
4941 2019-04-25 Richard Biener <rguenther@suse.de>
4944 * match.pd: Add pattern to simplify view-conversion of an
4947 2019-04-24 Clement Chigot <clement.chigot@atos.net>
4949 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
4950 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
4951 for Go on 32 bit AIX.
4952 * config/rs6000/aix72.h: Likewise.
4954 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4957 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
4958 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
4960 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
4963 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
4964 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
4965 for restored hard frame pointer.
4966 (s390_sched_dependencies_evaluation): Implement new target hook.
4967 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
4969 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
4971 * config/arc/arc-options.def: Fix typos and spelling mistakes.
4972 * config/arc/arc.c (arc_init): Cleanup warning message.
4973 (arc_override_options): Likewise.
4975 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4978 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
4979 a register if both if_true and if_false are MEMs.
4981 PR tree-optimization/90208
4982 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
4983 after labels of new_bb, not before them.
4985 PR tree-optimization/90211
4986 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
4987 which are not SSA_NAMEs.
4989 2018-04-23 Sudakshina Das <sudi.das@arm.com>
4991 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
4993 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
4995 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4997 PR rtl-optimization/87979
4998 * modulo-sched.c (sms_schedule): Start ii value "mii" should
5001 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
5003 PR rtl-optimization/84032
5004 * modulo-sched.c (ps_insn_find_column): Change condition so that
5005 branch will always be the last insn in a row inside partial
5008 2019-04-23 Richard Biener <rguenther@suse.de>
5011 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
5012 dest_single_pred_p argument.
5013 (remove_forwarder_block): Adjust.
5014 (remove_forwarder_block_with_phi): Likewise.
5016 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5017 Bernd Edlinger <bernd.edlinger@hotmail.de>
5018 Jakub Jelinek <jakub@redhat.com>
5021 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
5022 if used with general-regs-only.
5023 (arm_conditional_register_usage): Don't add non-general regs if
5025 (arm_valid_target_attribute_rec): Handle general-regs-only.
5026 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
5028 (TARGET_HARD_FLOAT_SUB): Define.
5029 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
5030 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
5031 (TARGET_REALLY_IWMMXT2): Likewise.
5032 * config/arm/arm.opt: Add -mgeneral-regs-only.
5033 * doc/extend.texi: Document ARM general-regs-only target.
5034 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
5036 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
5038 PR tree-optimization/90078
5039 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
5040 checks for infinite_cost overflow.
5042 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
5044 PR tree-optimization/90021
5045 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
5046 and check univariate against it.
5047 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
5048 * tree-data-ref.c (add_other_self_distances): Pass new argument.
5050 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
5054 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
5057 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
5060 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
5062 * lra-spills.c (lra_final_code_change): Remove useless move insns.
5064 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
5066 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
5067 names using operand format, rather than hard-wired.
5068 (speculation_barrier): Likewise.
5070 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
5072 PR tree-optimization/88055
5073 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
5074 (gen_one_condition): Use it if !HONOR_NANS.
5076 2019-04-19 Jakub Jelinek <jakub@redhat.com>
5079 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
5080 assign_temp instead of gen_reg_rtx.
5082 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
5084 PR translation/90118
5085 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5086 Add missing space before %<.
5088 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
5090 PR rtl-optimization/87871
5091 * ira-lives.c (make_object_dead): Don't add conflicts to
5092 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
5094 2019-04-18 Martin Sebor <msebor@redhat.com>
5097 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
5098 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
5099 assuming type size fits in SHWI.
5101 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
5104 * ipa-inline.c (flatten_function): New parameter UPDATE.
5105 (ipa_inline, early_inliner): Use it.
5107 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
5109 * fold-const.c (int_const_binop): Return early on failure.
5111 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
5114 * combine.c (force_int_to_mode): Cast the argument rather than
5115 the result of known_alignment.
5116 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
5118 2019-04-18 Richard Biener <rguenther@suse.de>
5121 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
5123 (remove_forwarder_block): ... here.
5124 (remove_forwarder_block_with_phi): Also move debug stmts here.
5126 2019-04-18 Jakub Jelinek <jakub@redhat.com>
5128 PR translation/79183
5129 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
5130 inform where appropriate.
5132 2019-04-18 Richard Biener <rguenther@suse.de>
5134 * tree.c (get_qualified_type): Put found type variants at the
5135 head of the variant list.
5137 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
5139 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
5141 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
5144 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
5145 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
5146 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
5147 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
5148 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
5150 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
5152 * ira-conflicts.c (print_allocno_conflicts): Always print something,
5153 even for allocno's with no conflicts.
5154 (print_conflicts): Print an extra newline.
5156 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
5158 * auto-inc-dec.c (attempt_change): Set the alignment of the
5159 temporary memory to that of the original.
5161 2019-04-17 Joao Moreira <jmoreira@suse.de>
5163 * targhooks.c (default_print_patchable_function_entry): Emit
5164 __patchable_function_entries section with writable flags to allow
5165 relocation resolution.
5167 2019-04-17 Jonny Grant <jg@jguk.org>
5169 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
5171 2019-04-17 Jakub Jelinek <jakub@redhat.com>
5174 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
5177 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
5179 * config/arc/arc.c (arc_init): Format diagnostic string.
5180 (arc_override_options): Likewise.
5181 (check_if_valid_regno_const): Likewise.
5182 (arc_reorg): Likewise.
5184 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
5187 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
5189 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
5191 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
5192 (*movdi_update1): Use Pmode.
5193 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
5194 (movdi_<mode>_update_stack): Rename to ...
5195 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
5197 (*movsi_update1): Use Pmode.
5198 (*movsi_update2): Use Pmode.
5199 (movsi_update): Rename to ...
5200 (movsi_<mode>_update): ... this. Use Pmode.
5201 (movsi_update_stack): Fix condition.
5202 (*movhi_update1): Use Pmode. Fix argument to
5203 avoiding_indexed_address_p.
5204 (*movhi_update2): Ditto.
5205 (*movhi_update3): Ditto.
5206 (*movhi_update4): Ditto.
5207 (*movqi_update1): Ditto.
5208 (*movqi_update2): Ditto.
5209 (*movqi_update3): Ditto.
5210 (*movsf_update1, *movdf_update1): Merge, rename to...
5211 (*mov<mode>_update1): This. Use Pmode. Fix argument to
5212 avoiding_indexed_address_p. Add "size" attribute.
5213 (*movsf_update2, *movdf_update2): Merge, rename to...
5214 (*mov<mode>_update2): This. Ditto.
5215 (*movsf_update3): Use Pmode. Fix argument to
5216 avoiding_indexed_address_p.
5217 (*movsf_update4): Ditto.
5218 (allocate_stack): Simplify condition. Adjust pattern names.
5220 2019-04-17 Jakub Jelinek <jakub@redhat.com>
5223 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
5224 whitespace at the start of target attribute string.
5226 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
5229 * config/rs6000/power9.md: Add store forwarding bypass.
5231 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
5234 * valtrack.c (dead_debug_insert_temp): Reset debug references
5235 to the return value of a call being removed.
5237 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
5239 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
5240 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
5241 implement target hook.
5242 (arc_memory_move_cost): New function.
5243 (TARGET_REGISTER_MOVE_COST): Define.
5244 (TARGET_MEMORY_MOVE_COST): Likewise.
5245 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
5246 (MEMORY_MOVE_COST): Likewise.
5248 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
5250 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
5251 (sibcall_value_insn): Likewise.
5252 * config/arc/constraints.md (Rs5): Remove.
5254 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
5256 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
5257 for last two fake registers.
5258 (arc_conditional_register_usage): Make sure fake frame and arg
5259 pointer regs are in general regs class.
5260 (FRAME_POINTER_MASK): Remove.
5261 (RETURN_ADDR_MASK): Remove.
5262 (arc_must_save_register): Use hard frame regnum.
5263 (frame_restore_reg): Use hard_frame_pointer_rtx.
5264 (arc_save_callee_saves): Likewise.
5265 (arc_restore_callee_saves): Likewise.
5266 (arc_save_callee_enter): Likewise.
5267 (arc_restore_callee_leave): Likewise.
5268 (arc_save_callee_milli): Likewise.
5269 (arc_eh_return_address_location): Likewise.
5270 (arc_check_multi): Use hard frame regnum.
5271 (arc_can_eliminate): Likewise.
5272 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
5273 for register allocator.
5274 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
5275 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
5276 (FRAME_POINTER_REGNUM): Change it to a fake register.
5277 (HARD_FRAME_POINTER_REGNUM): Defined.
5278 (ARG_POINTER_REGNUM): Change it to a new fake register.
5279 (ELIMINABLE_REGS): Update.
5280 (REGISTER_NAMES): Update names.
5281 * config/arc/arc.md (LP_START): Remove.
5283 (shift_si3_loop): Update pattern.
5285 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
5287 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
5288 to avoid delay slot scheduling.
5289 (arc_must_save_register): Don't save SP.
5290 * config/arc/arc.md (stack_tie): Remove.
5291 (UNSPEC_ARC_STKTIE): Likewise.
5293 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
5294 Shiva Chen <shiva0217@gmail.com>
5296 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
5297 code gen with large shift amount.
5299 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
5301 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
5304 2019-04-16 Jakub Jelinek <jakub@redhat.com>
5307 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
5308 print -m64/-mx32/-m32 if it is true.
5309 (ix86_debug_options, ix86_function_specific_print): Pass true as
5310 ADD_ABI_P to ix86_target_string.
5311 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
5312 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
5313 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
5315 PR rtl-optimization/90082
5316 * dce.c (can_delete_call): New function.
5317 (deletable_insn_p, mark_insn): Use it.
5319 PR tree-optimization/90090
5320 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
5322 (is_division_by_square): Likewise. Formatting fix.
5324 2019-04-16 Richard Biener <rguenther@suse.de>
5326 PR tree-optimization/56049
5327 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
5328 equality check if alias-set zero will prevail.
5330 2019-04-15 Jeff Law <law@redhat.com>
5332 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
5333 size and alignment as unsigned.
5335 2019-04-15 Richard Biener <rguenther@suse.de>
5338 * tree-loop-distribution.c (destroy_loop): Preserve correct
5341 2019-04-15 Richard Biener <rguenther@suse.de>
5343 PR tree-optimization/90071
5344 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
5345 abnormal operands from def stmts.
5347 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
5349 PR rtl-optimization/89794
5350 * combine.c (count_auto_inc): New function.
5351 (try_combine): Count how many auto_inc expressions there were in the
5352 original instructions. Ensure we have the same number in the new
5353 instructions. Remove the code that tried to ensure auto_inc side
5354 effects on i1 and i0 are not lost.
5356 2019-04-15 Richard Biener <rguenther@suse.de>
5359 * tree.h (auto_var_p): Declare.
5360 * tree.c (auto_var_p): New function, split out from ...
5361 (auto_var_in_fn_p): ... here.
5362 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
5364 (new_var_info): Initialize it.
5365 (set_uids_in_ptset): Also set the shadow variable uid if required.
5366 (ipa_pta_execute): Postprocess points-to solutions assigning
5367 shadow variable uids for locals that may reach their containing
5368 function recursively.
5369 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
5370 assert but instead check whether the points-to solution is
5373 2019-04-15 Martin Jambor <mjambor@suse.cz>
5376 * cgraph.c (clone_of_p): Loop over clone chain for each step in
5379 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
5381 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
5383 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
5384 Kito Cheng <kito.cheng@gmail.com>
5385 Shiva Chen <shiva0217@gmail.com>
5387 * config/nds32/nds32-md-auxiliary.c
5388 (nds32_legitimize_pic_address): Use new PIC pattern.
5389 (nds32_legitimize_tls_address): Use new TLS pattern.
5390 (nds32_output_symrel): New.
5391 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
5392 (nds32_alloc_relax_group_id): Ditto.
5393 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
5394 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
5396 (nds32_group_tls_insn): Ditto.
5397 (nds32_group_float_insns): Ditto.
5398 * config/nds32/nds32.md (tls_le): New.
5401 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
5403 * configure: Add nds32 target for dwarf2 debug_line checking.
5404 * configure.ac: Regenerated.
5406 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
5409 * ipa-devirt.c (skip_in_fields_list_p): New.
5410 (odr_types_equivalent_p): Use it.
5412 2019-04-13 Jakub Jelinek <jakub@redhat.com>
5415 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
5416 instead of strncmp when checking for thumb and arm. Formatting fixes.
5418 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
5420 * doc/install.texi: Document --with-target-system-zlib.
5422 2019-04-12 Martin Sebor <msebor@redhat.com>
5428 * targhooks.c (default_vector_alignment): Avoid assuming
5429 argument fits in SHWI.
5430 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
5432 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
5434 2019-04-12 Jakub Jelinek <jakub@redhat.com>
5436 PR rtl-optimization/89965
5437 * dce.c: Include rtl-iter.h.
5438 (struct check_argument_load_data): New type.
5439 (check_argument_load): New function.
5440 (find_call_stack_args): Check for loads from stack slots still tracked
5441 in sp_bytes and punt if any is found.
5443 * config/mips/loongson-mmiintrin.h: Fix up #error message.
5445 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
5447 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
5448 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
5450 2019-04-12 Martin Liska <mliska@suse.cz>
5453 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
5455 (separate_attrs): Handle multiple 'default's.
5456 (expand_target_clones): Rework error handling code.
5458 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
5461 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
5462 mode of vector rather than mode of destination for move instruction.
5463 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
5464 Use QI inner mode with V16QI vector mode.
5466 2019-04-12 Jakub Jelinek <jakub@redhat.com>
5469 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
5470 "invalid %%t operand" in output_operand_lossage message.
5472 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
5474 * config/s390/predicates.md (permute_pattern_operand): New
5476 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
5477 operand for the permute pattern.
5478 ("*vec_perm<mode>"): New insn definition.
5479 ("bswap<mode>"): Generate the permute pattern operand in the
5480 expander and perform the operand reloads for pre arch13 level
5482 ("*bswap<mode>_emu"): Rename to ...
5483 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
5484 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
5485 Add the USE operand for the permute pattern.
5486 ("*vec_set_bswap_vec<mode>"): Likewise.
5488 2019-04-12 Jakub Jelinek <jakub@redhat.com>
5491 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
5492 and gcc_unreachable if it fails, just call tree_to_uhwi which
5493 verifies that too. Test TREE_CHAIN instead of list_length > 1.
5494 Start warning message with a lower-case letter. Formatting fixes.
5496 PR rtl-optimization/90026
5497 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
5498 successors, look for BARRIERs inside of the whole BB_FOOTER chain
5499 rather than just at the start of it. If e->src BB_FOOTER is not NULL
5500 in cfglayout mode, use emit_barrier_after_bb.
5502 2018-04-11 Steve Ellcey <sellcey@marvell.com>
5504 PR rtl-optimization/87763
5505 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
5508 2019-04-11 Tom de Vries <tdevries@suse.de>
5510 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
5511 max macro using statement expression.
5513 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
5515 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
5516 * xcoffout.c (xcoff_private_rodata_section_name): Define.
5517 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
5518 read_only_private_data_section using xcoff_private_rodata_section_name.
5519 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
5521 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
5524 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
5526 2019-04-11 Jakub Jelinek <jakub@redhat.com>
5528 PR rtl-optimization/89965
5529 * dce.c (sp_based_mem_offset): New function.
5530 (find_call_stack_args): Use sp_based_mem_offset.
5532 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
5534 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
5536 2019-04-11 Richard Biener <rguenther@suse.de>
5538 PR tree-optimization/90020
5539 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
5540 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
5541 * tree-ssa-pre.c (compute_avail): Use it to not put
5542 possibly trapping references after a call that might not
5543 return into EXP_GEN.
5544 * gcse.c (compute_hash_table_work): Do not elide
5545 marking a block containing a call if the call might not
5548 2019-04-11 Richard Biener <rguenther@suse.de>
5550 PR tree-optimization/90018
5551 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
5552 Test both SLP and interleaving variants.
5554 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
5556 * config/s390/8561.md: New file.
5557 * config/s390/driver-native.c (s390_host_detect_local_cpu):
5558 Add arch13 cpu model.
5559 * config/s390/s390-opts.h (enum processor_type): Likewise.
5560 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
5561 (s390_get_unit_mask): Likewise.
5562 (s390_is_fpd): Likewise.
5563 (s390_is_fxd): Likewise.
5564 * config/s390/s390.h (s390_tune_attr): Likewise.
5565 * config/s390/s390.md: Include arch13 pipeline description.
5566 * config/s390/s390.opt: Add arch13.
5568 2018-04-10 Steve Ellcey <sellcey@marvell.com>
5570 PR rtl-optimization/87763
5571 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
5573 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
5575 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
5577 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
5578 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
5579 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
5580 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
5582 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
5584 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
5585 "Although" in -fipa-icf documentation.
5587 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
5588 of using multiple -g options.
5590 2019-04-10 Martin Liska <mliska@suse.cz>
5592 PR gcov-profile/89959
5593 * doc/gcov.texi: Make documentation of -x option
5596 2019-04-10 Richard Biener <rguenther@suse.de>
5598 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
5600 (DR_GROUP_SAME_DR_STMT): Remove.
5601 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
5602 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
5603 replace with assert.
5604 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
5605 (vect_record_grouped_load_vectors): Remove unreachable code.
5607 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
5610 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
5611 obsolete reference to N.
5613 2019-04-10 Jakub Jelinek <jakub@redhat.com>
5616 * expr.c (store_expr): Set properly size on the MEM passed to
5620 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
5621 with strlen in between hostsz-3 and hostsz-1 inclusive when no
5622 translation is needed, and when translation is needed, only append
5623 ... if the string length is hostsz or more bytes long. Avoid using
5626 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
5629 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
5630 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
5632 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
5633 differences directly.
5634 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
5636 2019-04-09 Jakub Jelinek <jakub@redhat.com>
5638 PR translation/90011
5639 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
5641 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
5643 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
5644 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
5645 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
5646 trailing space from -gsplit-dwarf diagnostics.
5648 PR tree-optimization/89998
5649 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
5650 instead of integer_type_node if possible, don't add ranges if return
5651 type is not compatible with int.
5652 * gimple-fold.c (gimple_fold_builtin_sprintf,
5653 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
5656 2019-04-09 Martin Liska <mliska@suse.cz>
5658 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
5659 * doc/install.texi: Document the new config.
5661 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
5663 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
5664 use gimple_expr_type for load and store calls. Skip over the
5665 condition argument in a conditional internal function.
5666 Protect use of TREE_INT_CST_LOW.
5668 2019-04-09 Jakub Jelinek <jakub@redhat.com>
5671 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
5672 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
5673 trailing period from it too.
5675 2019-04-08 wu yuan <wuyuan5@huawei.com>
5677 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
5678 * config/aarch64/aarch64.md : Add "tsv110.md"
5679 * config/aarch64/tsv110.md: New file.
5681 2019-04-08 Richard Biener <rguenther@suse.de>
5683 PR tree-optimization/90006
5684 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
5687 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
5690 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
5692 (fma_root_node): Likewise.
5693 (func_fma_steering): Likewise.
5695 2019-04-08 Jakub Jelinek <jakub@redhat.com>
5697 PR rtl-optimization/89865
5698 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
5700 PR rtl-optimization/89865
5701 * config/i386/i386.md
5702 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
5703 numbers not to clash with the additional operands[4].
5704 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
5705 with extra register copy in the middle.
5707 2019-04-08 Martin Liska <mliska@suse.cz>
5709 PR gcov-profile/89961
5710 * doc/gcov.texi: Document data_file.
5711 * gcov.c (generate_results): Add data_info into JSON output.
5713 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
5715 PR tree-optimization/89725
5716 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
5717 loop's chrec as invariant symbol.
5718 * tree-chrec.h (chrec_contains_symbols): New parameter.
5719 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
5720 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
5721 function of loops not in DDR's loop_nest.
5722 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
5724 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
5727 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
5730 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
5733 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
5734 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
5736 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
5738 * sched-deps.c (sched_macro_fuse_insns): Check return value of
5739 targetm.fixed_condition_code_regs.
5741 2019-04-05 Richard Biener <rguenther@suse.de>
5745 * tree-cfgcleanup.c (remove_forwarder_block): Always move
5746 debug bind stmts but reset them if they are not valid at the
5749 2019-04-05 Martin Liska <mliska@suse.cz>
5751 PR translation/89936
5752 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
5753 order to wrap keywords or arguments.
5754 * collect2.c (main): Likewise.
5755 (scan_prog_file): Likewise.
5756 (scan_libraries): Likewise.
5757 * common/config/riscv/riscv-common.c
5758 (riscv_subset_list::parsing_subset_version): Likewise.
5759 (riscv_subset_list::parse_std_ext): Likewise.
5760 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5762 * config/arm/arm.c (arm_option_override): Likewise.
5763 * config/cris/cris.c (cris_print_operand): Likewise.
5764 * config/darwin-c.c (darwin_pragma_options): Likewise.
5765 (darwin_pragma_unused): Likewise.
5766 (darwin_pragma_ms_struct): Likewise.
5767 * config/ft32/ft32.c (ft32_print_operand): Likewise.
5768 * config/i386/i386.c (print_reg): Likewise.
5769 (ix86_print_operand): Likewise.
5770 * config/i386/xm-djgpp.h: Likewise.
5771 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
5772 * config/m32c/m32c.c (m32c_option_override): Likewise.
5773 * config/msp430/msp430.c (msp430_option_override): Likewise.
5774 * config/nds32/nds32.c (nds32_option_override): Likewise.
5775 * config/nvptx/mkoffload.c (main): Likewise.
5776 * config/rx/rx.c (rx_print_operand): Likewise.
5777 (valid_psw_flag): Likewise.
5778 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
5779 (vms_pragma_nomember_alignment): Likewise.
5780 (vms_pragma_extern_model): Likewise.
5781 * lto-wrapper.c (compile_offload_image): Likewise.
5782 * omp-offload.c (oacc_parse_default_dims): Likewise.
5783 * symtab.c (symtab_node::verify_base): Likewise.
5784 * tlink.c (recompile_files): Likewise.
5785 (start_tweaking): Likewise.
5786 * tree-profile.c (parse_profile_filter): Likewise.
5788 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
5790 PR tree-optimization/89956
5791 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
5792 multiple negates of the same value.
5794 2019-04-04 Martin Sebor <msebor@redhat.com>
5798 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
5799 have the same precision since the function crashes otherwise.
5800 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
5801 has non-zero arguments.
5803 2019-04-04 Martin Sebor <msebor@redhat.com>
5806 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
5807 out if the number of arguments is less than expected.
5809 2019-04-04 Jeff Law <law@redhat.com>
5811 PR rtl-optimization/89399
5812 * ree.c (combine_set_extension): Use single_set rather than
5813 digging into PATTERN for items on the candidate list.
5814 (combine_reaching_defs): Likewise.
5816 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
5818 PR rtl-optimization/46590
5819 * loop-invariant.c (find_defs): Move df_remove_problem and
5820 df_process_deferred_rescans to move_invariants.
5821 Move df_live_add_problem and df_live_set_all_dirty calls
5823 (move_invariants): Likewise.
5824 (move_loop_invariants): Likewise, making the df_live calls
5825 conditional on -O. Remove the problem again if we added it
5828 2019-04-03 qing zhao <qing.zhao@oracle.com>
5830 PR tree-optimization/89730
5831 * ipa-inline.c (can_inline_edge_p): Delete the checking for
5832 -flive-patching=inline-only-static.
5833 (can_inline_edge_by_limits_p): Add the checking for
5834 -flive-patching=inline-only-static and grant always_inline
5835 even when -flive-patching=inline-only-static is specified.
5837 2019-04-03 Jeff Law <law@redhat.com>
5839 PR rtl-optimization/81025
5840 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
5842 2019-04-03 Richard Biener <rguenther@suse.de>
5844 PR tree-optimization/84101
5845 * tree-vect-stmts.c: Include explow.h for hard_function_value,
5846 regs.h for hard_regno_nregs.
5847 (cfun_returns): New helper.
5848 (vect_model_store_cost): When vectorizing a store to a decl
5849 we return and the function ABI returns in a multi-reg location
5850 account for the possible spilling that will happen.
5852 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
5854 * config/s390/s390.c (s390_legitimate_address_p): Reject long
5855 displacement addresses for vector mode operands.
5857 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
5859 * config/arc/arc.c (GMASK_LEN): Define.
5860 (arc_restore_callee_saves): Restore first blink when
5863 2019-04-03 Sudakshina Das <sudi.das@arm.com>
5865 * doc/extend.texi: Add deprecated comment on sign-return-address
5866 function attribute and add mbranch-protection.
5867 * doc/invoke.texi: Add bti to the options for mbranch-protection.
5869 2019-04-03 Richard Biener <rguenther@suse.de>
5872 * lto-wrapper.c (run_gcc): Avoid implicit rules making
5873 the all target phony.
5875 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
5879 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
5880 Return false for variable DImode shifts.
5881 (dimode_scalar_chain::compute_convert_gain): Do not handle
5882 register count operand in variable DImode shifts.
5883 (dimode_scalar_chain::make_vector_copies): Remove support to copy
5884 count argument of a variable shift instruction to a vector register.
5885 (dimode_scalar_chain::convert_reg): Remove support to convert
5886 count argument of a variable shift instruction.
5888 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
5890 PR rtl-optimization/84206
5891 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
5892 iterating over loop headers.
5894 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
5896 PR rtl-optimization/85876
5897 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
5898 beyond the original fence.
5900 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
5902 * config.gcc: Mark spu* targets as deprecated/obsolete.
5904 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5906 * config/s390/s390-builtin-types.def: New builtin function type
5907 definitions. Remove unused types.
5908 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
5909 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
5910 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
5911 overloaded builtins.
5912 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
5913 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
5914 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
5915 (vec_double, vec_signed, vec_unsigned): Define to use the new
5916 overloaded builtins.
5917 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
5920 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5922 * config/s390/s390-builtin-types.def: New builtin function type
5924 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
5925 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
5926 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
5927 (s390_vstrszh, s390_vstrszf): New low-level builtins.
5928 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
5929 constant definitions.
5930 * config/s390/vecintrin.h (vec_search_string_cc)
5931 (vec_search_string_until_zero_cc): New builtin name definitions.
5932 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
5934 ("vec_vstrs<mode>"): New insn definition.
5936 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5938 * config/s390/s390-builtin-types.def: Add new builtin function
5940 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
5941 New overloaded builtins.
5942 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
5944 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
5945 (UNSPEC_VEC_SLDBYTE): ... this.
5946 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
5947 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
5949 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
5950 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
5951 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
5953 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5955 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
5956 New insn definition.
5957 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
5958 * config/s390/vector.md (V_HW_HSD): ... here.
5960 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5962 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
5963 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
5964 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
5965 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
5966 New insn definitions.
5968 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5970 * config/s390/s390-builtin-types.def: Add new builtin function type.
5971 * config/s390/s390-builtins.def: Add overloaded builtin
5972 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
5973 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
5974 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
5975 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
5976 ("eltswap<mode>"): New expander.
5977 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
5980 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5982 * config/s390/s390-builtin-types.def: Add new builtin function types.
5983 * config/s390/s390-builtins.def: Add overloaded builtin
5984 s390_vec_revb. Add low-level builtins for vlbr and vstbr
5986 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
5987 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
5988 ("bswap<mode>"): New expander.
5989 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
5991 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5993 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
5994 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
5995 vector builtin version number in __VEC__.
5997 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5999 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
6001 (SFSI): New mode attribute.
6002 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
6003 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
6005 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
6006 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
6007 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
6008 ("floatsi<mode>2"): Add wcefb instruction.
6010 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
6012 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
6013 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
6015 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
6016 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
6017 support 32 bit fp-int conversions. Rename to ...
6018 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
6019 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
6020 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
6021 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
6024 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
6026 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
6027 if-then-else constructs if we can use the select instruction.
6028 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
6030 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
6032 * config/s390/s390.md ("*popcountdi_arch13_cc")
6033 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
6035 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
6036 Append _z196 to make it ...
6037 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
6038 ("popcounthi2_z196"): ... this.
6039 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
6040 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
6042 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
6044 * config/s390/s390.c (s390_canonicalize_comparison): Convert
6045 certain compares for arch13 in order to make use of the condition
6046 code result produced by the new instructions.
6047 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
6048 nxrk, and nxgrk instruction patterns.
6049 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
6050 (inv_no): Add new code iterator together with some attributes.
6051 ("*andc_split_<mode>"): Disable splitter for arch13.
6052 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
6053 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
6054 ("*<ANDOR:bitops_name>c<GPR:mode>")
6055 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
6056 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
6057 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
6058 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
6060 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
6062 * common/config/s390/s390-common.c (processor_flags_table): New
6064 * config.gcc: Support arch13 with the --with-arch= configure flag.
6065 * config/s390/driver-native.c (s390_host_detect_local_cpu):
6066 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
6067 * config/s390/s390.c (s390_get_sched_attrmask)
6068 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
6069 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
6070 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
6071 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
6072 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
6074 * config/s390/s390.opt: Support arch13 as processor type in
6075 command line options.
6077 2019-04-02 Martin Liska <mliska@suse.cz>
6079 PR translation/89912
6080 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
6081 Fix param description of graphite-max-arrays-per-scop.
6083 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
6085 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
6086 (ASAN_CC1_SPEC): Use it in 64-bit mode.
6087 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
6089 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
6091 PR rtl-optimization/85412
6092 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
6093 sel_sched_region_1, not after.
6095 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
6097 PR rtl-optimization/86928
6098 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
6099 compute_live if necessary.
6100 (sel_redirect_edge_and_branch): Likewise.
6102 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
6104 PR rtl-optimization/89865
6105 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
6106 register if it is a part of small class.
6108 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
6110 PR rtl-optimization/87273
6111 * sel-sched-ir.c (merge_fences): Remove assert.
6113 2019-04-01 Richard Biener <rguenther@suse.de>
6115 PR tree-optimization/46590
6116 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
6117 (dom_walker::m_reachability): Add in place of...
6118 (dom_walker::m_skip_unreachable_blocks): ...this.
6119 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
6120 Move complex initialization ...
6121 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
6122 lazily and initialize edge flags on each invocation.
6123 (dom_walker::bb_reachable): Use m_reachability.
6125 2019-04-01 Martin Liska <mliska@suse.cz>
6128 * opt-suggestions.c (option_proposer::build_option_suggestions):
6129 Add variant without any argument in order to provide better
6132 2019-04-01 Richard Biener <rguenther@suse.de>
6135 * gimple.c: Include langhooks.h.
6136 (gimple_get_alias_set): Treat enumeral types as the underlying
6139 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
6140 Eric Botcazou <ebotcazou@adacore.com>
6142 PR rtl-optimization/89862
6143 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
6144 that operates on the full registers for WORD_REGISTER_OPERATIONS
6147 2019-03-29 Jim Wilson <jimw@sifive.com>
6149 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
6150 Clear MASK_RVC and then set if C subset supported.
6152 2019-03-29 Jakub Jelinek <jakub@redhat.com>
6155 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
6156 non-addressable complit into its initializer if it is volatile.
6158 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
6160 * opts-common.c (integral_argument): Set errno properly in one case.
6162 2019-03-29 Martin Liska <mliska@suse.cz>
6164 * doc/invoke.texi: Remove -Wchkp from documentation.
6166 2019-03-29 Martin Liska <mliska@suse.cz>
6168 * dbgcnt.c (print_limit_reach): New function.
6171 2019-03-29 Martin Liska <mliska@suse.cz>
6173 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
6174 (dbg_cnt_process_opt): Parse first tokens aas
6175 dbg_cnt_process_single_pair is also using strtok.
6177 2019-03-29 Jakub Jelinek <jakub@redhat.com>
6179 PR rtl-optimization/87485
6180 * function.c (expand_function_end): Move stack_protect_epilogue
6181 before loading of return value into hard register(s).
6183 2019-03-28 Jakub Jelinek <jakub@redhat.com>
6186 * tree-inline.h (struct copy_body_data): Add
6187 dont_remap_vla_if_no_change flag.
6188 * tree-inline.c (remap_type_3, remap_type_2): New functions.
6189 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
6190 and remap_type_2 returns false.
6191 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
6192 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
6193 only from where it is copied to nested contexts.
6195 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
6198 * config/i386/i386.md (RMW operation with LEA peephole):
6199 Use LEAMODE mode attribute instead of SWI mode iterator for
6202 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
6205 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
6206 Also process XEXP (src, 0) of a shift insn.
6208 2019-03-28 David Malcolm <dmalcolm@redhat.com>
6211 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
6212 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
6214 2019-03-28 Jakub Jelinek <jakub@redhat.com>
6216 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
6218 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
6219 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
6220 immediately after first one with df_analyze in between, but rather
6221 process all bbs, queueing ones that need second pass in a worklist,
6222 df_analyze, process queued debug insn changes and if second pass is
6223 needed, process bbs from worklist, df_analyze, process queued debug
6226 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
6227 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
6228 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
6230 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
6233 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
6236 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
6239 * config/i386/i386.c (ix86_function_value_1): Call the newly added
6240 function for 32-bit MS_ABI.
6241 (function_value_ms_32): New function.
6243 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
6245 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
6246 (movdi): Call gen_movdi_symbol_save_scc.
6247 (gen_movdi_symbol_save_scc): New insn and split.
6249 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
6251 PR rtl-optimization/89313
6252 * function.c (matching_constraint_num): New static function.
6253 (match_asm_constraints_1): Use it. Fixup white space and comment.
6254 Don't replace inputs with non-matching constraints which conflict
6255 with early clobber outputs.
6257 2019-03-27 Jeff Law <law@redhat.com>
6260 PR rtl-optimization/87761
6261 PR rtl-optimization/89826
6262 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
6264 (pass_cprop_hardreg::execute): Call df_analyze after adding the
6265 note problem to get REG_DEAD/REG_UNUSED notes updated.
6267 2019-03-27 Richard Biener <rguenther@suse.de>
6269 PR tree-optimization/89463
6270 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
6271 queue edges to remove.
6272 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
6273 dead stmts. Delay edge removal until PHIs are removed to
6274 make debug-stmt creation not confused by seemingly degenerate
6277 2019-03-27 Alan Modra <amodra@gmail.com>
6279 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
6281 * config/rs6000/darwin.h: Likewise.
6282 * config/rs6000/rs6000.c: Likewise.
6284 2019-03-27 Alan Modra <amodra@gmail.com>
6286 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
6287 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
6289 2019-03-26 Andrew Waterman <andrew@sifive.com>
6290 Jim Wilson <jimw@sifive.com>
6292 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
6293 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
6294 (generic_idivdi, generic_fmul_single, generic_fmul_double)
6295 (generic_fdiv, generic_fsqrt): Add check for generic tune.
6296 (generic_alu): Add auipc to type list.
6297 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
6298 (riscv_microarchitecture): Declare.
6299 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
6300 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
6302 (riscv_microarchitecture): New.
6303 (sifive_7_tune_info): New.
6304 (riscv_cpu_info_table): Add microarchitecture value for rocket and
6305 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
6307 (riscv_store_data_bypass_p): New.
6308 (riscv_option_override): Set riscv_microarchitecture from
6309 cpu->microarchitecture.
6310 * config/riscv/riscv.md: Include sifive-7.md.
6313 (auipc<mode>): Change type to auipc.
6314 (restore_stack_nonlocal): New.
6315 * config/riscv/sifive-7.md: New.
6316 * doc/invoke.texi (RISC-V Options): Update mtune docs.
6318 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
6321 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
6322 Also process XEXP (src, 0) of a shift insn.
6324 2019-03-26 Richard Biener <rguenther@suse.de>
6326 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
6327 (copy_debug_stmt): Likewise.
6328 (expand_call_inline): Likewise.
6329 (copy_bb): Avoid redundant lookup & set of gimple_block.
6330 * gimple-low.c (lower_gimple_return): Likewise.
6331 (lower_builtin_setjmp): Likewise.
6333 2019-03-26 Jakub Jelinek <jakub@redhat.com>
6335 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
6336 is constant 0, turn into static const data member initialized to false.
6337 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
6338 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
6340 2019-03-26 Jason Merrill <jason@redhat.com>
6341 Jakub Jelinek <jakub@redhat.com>
6343 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
6345 (mem_alloc_description::release_object_overhead): Fix comment typos.
6346 * hash-table.h (hash_table::~hash_table): Call
6347 release_instance_overhead only if m_entries is non-NULL, otherwise
6348 call unregister_descriptor.
6350 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
6352 PR tree-optimization/81740
6353 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
6354 In case of outer loop vectorization, check for backward dependence
6355 at the inner loop if outer loop dependence is reversed.
6357 2019-03-26 Alan Modra <amodra@gmail.com>
6359 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
6360 rs6000_vector_mem init. Correct wI and wJ comment.
6362 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
6364 PR rtl-optimization/88347
6365 PR rtl-optimization/88423
6366 * sched-deps.c (sched_analyze_insn): Take into account that for
6367 tablejumps the barrier appears after a label and a jump_table_data.
6369 2019-03-25 Martin Sebor <msebor@redhat.com>
6372 * c-common.c (check_user_alignment): Rename local. Correct maximum
6373 alignment in diagnostic. Avoid assuming argument fits in SHWI,
6374 convert it to UHWI when it fits.
6376 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
6379 * dwarf2out.c (premark_used_variables): New function.
6380 (prune_unused_types_walk): Do not mark not premarked external
6382 (prune_unused_types): Call premark_used_variables.
6384 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
6386 PR rtl-optimization/89676
6387 * lra-constraints.c (curr_insn_transform): Do match reload for
6388 early clobbers when the match was successful only for different
6391 2019-03-25 Martin Sebor <msebor@redhat.com>
6393 * doc/extend.texi (Common Type Attributes): Document vector_size.
6394 (Common Variable Attributes): Mention size constraint. Correct
6396 (Vector Extensions): Use @dfn when defining bas type. Clarify
6397 base type and size constraints.
6399 2019-03-25 Richard Biener <rguenther@suse.de>
6401 PR tree-optimization/89789
6402 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
6403 changes from non-undefined back to undefined.
6405 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
6407 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
6408 heap string and a gc string, but since this variable is unknown to
6409 ggc the gc string might get reused and corrupted. Fixed by always
6410 using a heap string.
6412 2019-03-25 Richard Biener <rguenther@suse.de>
6414 PR tree-optimization/89779
6415 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
6416 to remove IV defs, delay actual removal.
6417 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
6418 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
6419 very end, properly also reset loop control IV information.
6421 2019-03-25 Richard Biener <rguenther@suse.de>
6423 PR tree-optimization/89802
6424 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
6425 move EH data to folded stmt.
6427 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
6429 * config/s390/s390-builtin-types.def: Remove few unused types and
6430 fix sort order for others.
6432 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
6434 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
6435 expected and found types with -mdebug during builtin matching.
6437 2019-03-25 Richard Biener <rguenther@suse.de>
6440 * fold-const.c (operand_equal_p): Revert last change with
6443 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
6445 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
6446 notes for the result of the __tls_get_addr calls.
6447 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
6449 2019-03-24 Jeff Law <law@redhat.com>
6451 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
6453 PR rtl-optimization/87761
6454 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
6455 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
6457 (pass_cprop_hardreg::execute): Add df note problem and defer insn
6458 rescans. Reprocess blocks as needed, calling df_analyze before
6459 reprocessing. Always call df_analyze before fixing up debug bind
6462 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
6464 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
6467 2019-03-22 Andrew Pinski <apinski@marvell.com>
6469 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
6470 attrribute for uxtw.
6472 2019-03-26 Jeff Law <law@redhat.com>
6474 PR rtl-optimization/87761
6475 * config/mips/mips-protos.h (mips_split_move): Add new argument.
6476 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
6477 (mips_split_move): Accept new INSN argument. Try to forward SRC
6478 into the next instruction.
6479 (mips_split_move_insn): Pass INSN through to mips_split_move.
6481 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
6483 PR rtl-optimization/89676
6484 * lra-constraints.c (curr_insn_transform): Do match reload for
6485 early clobbers even if the match was successful.
6487 2019-03-22 Jakub Jelinek <jakub@redhat.com>
6490 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
6492 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
6494 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
6496 2019-03-22 Jakub Jelinek <jakub@redhat.com>
6498 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
6499 <avx512>_fmsub_<mode>_mask3<round_name>,
6500 <avx512>_fnmadd_<mode>_mask3<round_name>,
6501 <avx512>_fnmsub_<mode>_mask3<round_name>,
6502 avx512f_vmfmadd_<mode>_mask3<round_name>,
6503 avx512f_vmfmsub_<mode>_mask3<round_name>,
6504 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
6505 instead of register_operand and %v instead of v for match_operand 1.
6506 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
6507 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
6508 <round_nimm_predicate> instead of register_operand and %v instead of v
6509 for match_operand 1.
6511 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
6512 <avx512>_fmadd_<mode>_mask3<round_name>,
6513 <avx512>_fmsub_<mode>_mask<round_name>,
6514 <avx512>_fmsub_<mode>_mask3<round_name>,
6515 <avx512>_fnmadd_<mode>_mask<round_name>,
6516 <avx512>_fnmadd_<mode>_mask3<round_name>,
6517 <avx512>_fnmsub_<mode>_mask<round_name>,
6518 <avx512>_fnmsub_<mode>_mask3<round_name>,
6519 <avx512>_fmaddsub_<mode>_mask<round_name>,
6520 <avx512>_fmaddsub_<mode>_mask3<round_name>,
6521 <avx512>_fmsubadd_<mode>_mask<round_name>,
6522 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
6523 <round_nimm_predicate> instead of nonimmediate_operand.
6524 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
6525 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
6526 Use register_operand instead of <round_nimm_predicate> for the
6527 operand that needs to match output.
6528 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
6529 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
6530 Likewise. Formatting fixes.
6533 * config/i386/i386.c (enum ix86_builtins): Remove
6534 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
6535 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
6536 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
6537 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
6538 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
6539 __builtin_ia32_vfmsubss3_mask3): New builtins.
6540 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
6541 avx512f_vmfmadd_<mode>_mask3<round_name>,
6542 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
6543 *avx512f_vmfmsub_<mode>_mask<round_name>,
6544 avx512f_vmfmsub_<mode>_mask3<round_name>,
6545 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
6546 *avx512f_vmfnmadd_<mode>_mask<round_name>,
6547 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
6548 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
6549 *avx512f_vmfnmsub_<mode>_mask<round_name>,
6550 avx512f_vmfnmsub_<mode>_mask3<round_name>,
6551 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
6552 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
6553 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
6554 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
6555 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
6556 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
6557 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
6558 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
6559 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
6560 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
6561 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
6562 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
6563 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
6564 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
6565 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
6566 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
6567 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
6568 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
6569 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
6570 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
6571 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
6572 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
6574 2019-03-21 Martin Sebor <msebor@redhat.com>
6576 PR tree-optimization/89350
6577 * builtins.c (compute_objsize): Also ignore offsets whose upper
6579 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
6580 (builtin_memref::builtin_memref): Initialize new member.
6581 Allow EXPR to be null.
6582 (builtin_memref::extend_offset_range): Replace local with a member.
6583 Avoid assuming pointer offsets are unsigned.
6584 (builtin_memref::set_base_and_offset): Determine base object
6585 before computing offset range.
6586 (builtin_access::builtin_access): Handle memset.
6587 (builtin_access::generic_overlap): Replace local with a member.
6588 (builtin_access::strcat_overlap): Same.
6589 (builtin_access::overlap): Same.
6590 (maybe_diag_overlap): Same.
6591 (maybe_diag_access_bounds): Same.
6592 (wrestrict_dom_walker::check_call): Handle memset.
6593 (check_bounds_or_overlap): Same.
6595 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
6596 Jakub Jelinek <jakub@redhat.com>
6599 * tree.c (fld_type_variant, fld_incomplete_type_of,
6600 fld_process_array_type): Call fld->pset.add and don't call
6601 add_tree_to_fld_list if it returns true.
6602 (free_lang_data_in_type): Similarly with self-recursive call. Purge
6603 non-marked types from TYPE_NEXT_VARIANT list.
6604 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
6606 2019-03-21 Jakub Jelinek <jakub@redhat.com>
6608 * hash-table.h (hash_table): Add Lazy template parameter defaulted
6609 to false, if true, don't alloc_entries during construction, but defer
6610 it to the first method that needs m_entries allocated.
6611 (hash_table::hash_table, hash_table::~hash_table,
6612 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
6613 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
6614 hash_table::clear_slot, hash_table::traverse_noresize,
6615 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
6616 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
6618 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
6619 NO_INSERT instead of find_with_hash.
6620 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
6621 hash_set::m_table): Add Lazy to template params of hash_table.
6622 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
6623 * attribs.c (test_attribute_exclusions): Likewise.
6624 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
6625 hash_set. Add tests for hash_set with Lazy = true.
6627 2019-03-21 Richard Biener <rguenther@suse.de>
6629 PR tree-optimization/89779
6630 * tree.c (tree_nop_conversion): Consolidate and fix defensive
6631 checks with respect to released SSA names now having error_mark_node
6633 * fold-const.c (operand_equal_p): Likewise.
6635 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
6638 * config/s390/s390.c (global_not_special_regno_p): Move to make it
6640 (s390_optimize_register_info): Use global_not_special_regno_p to
6641 check for global regs.
6643 2019-03-20 Jakub Jelinek <jakub@redhat.com>
6646 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
6647 update this_alternative nor this_alternative_set.
6649 2019-03-19 Jim Wilson <jimw@sifive.com>
6652 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
6653 align, size, offset. Use them to handle a BLKmode reference. Update
6655 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
6657 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6659 PR rtl-optimization/89768
6660 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
6662 (unroll_loop_runtime_iterations): Likewise.
6664 2019-03-19 Martin Sebor <msebor@redhat.com>
6666 PR tree-optimization/89644
6667 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
6668 rather than endptr as an indicator of nul-termination.
6670 PR tree-optimization/89644
6671 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
6672 arrays in determining sequence sizes in strncpy and stpncpy.
6674 2019-03-19 Martin Liska <mliska@suse.cz>
6677 * predict.c (combine_predictions_for_bb): Empty likely_edges and
6678 unlikely_edges if there's an edge that belongs to both these sets.
6680 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
6683 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
6684 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
6685 go via a stack temporary.
6687 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6690 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
6691 instead of gen_rtx_SUBREG.
6692 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
6694 2019-03-19 Richard Biener <rguenther@suse.de>
6697 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
6699 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
6703 * tree.c (free_lang_data_in_decl): Do not free context of C++
6706 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6709 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
6710 subs for the first alternative except when operands[3] is 1.
6713 * gimplify.c (gimplify_asm_expr): For output argument with
6714 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
6717 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
6719 PR rtl-optimization/89753
6720 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6721 explicit unrolling factor even more robust.
6723 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6726 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
6727 compensation use x2 += 1 instead of x2 -= -1 and when honoring
6728 signed zeros, do another copysign after the compensation.
6730 2019-03-18 Martin Sebor <msebor@redhat.com>
6732 PR tree-optimization/89720
6733 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
6734 more conservatively, the same as anti-range.
6736 2019-03-18 Richard Biener <rguenther@suse.de>
6739 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
6740 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
6741 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
6742 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
6744 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
6746 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
6747 Extend queue to 1024 entries.
6748 Add "consumed" field.
6749 (gomp_print_output): Remove print_index parameter.
6750 Add final parameter.
6751 Change limit to unsigned.
6752 Use consumed field to implement circular buffer.
6753 Detect interrupted print in final pass.
6754 Flush output at the end.
6755 (run): Update gomp_print_output usage.
6756 (main): Initialize kernargs->output_data.consumed.
6758 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
6760 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
6761 calculation of the minimum number of scalar iterations for
6762 fully-predicated loops.
6764 2019-03-18 Martin Jambor <mjambor@suse.cz>
6766 PR tree-optimization/89546
6767 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
6768 any propagation to its children took place.
6770 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
6773 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
6774 parameter, and make use of it.
6775 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
6777 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6779 * config/arc/arc.opt (mcode-density-frame): Get the inital value
6780 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
6781 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
6782 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
6783 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
6784 match what the ops is doing.
6785 (push_multi_fp_blink): Likewise.
6786 * config/arc/arc.c (arc_override_options): Enable enter/leave when
6787 compiling for size and elf target.
6788 (arc_save_callee_enter): Adjust note to match what enter/leave
6791 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6793 * config/arc/arc.md (tst_movb): Fix constraint.
6795 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6797 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
6799 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6801 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
6802 * config/arc/arc.c (arc_conditional_register_usage): Remove all
6803 reg_alloc_order references.
6804 (size_alloc_order): Define.
6805 (arc_adjust_reg_alloc_order): New function.
6806 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
6808 (ADJUST_REG_ALLOC_ORDER): Define.
6809 (HONOR_REG_ALLOC_ORDER): Likewise.
6811 2019-03-18 Richard Biener <rguenther@suse.de>
6814 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
6815 loads and stores a bit more.
6817 2019-03-18 Richard Biener <rguenther@suse.de>
6820 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
6821 load pessimization to stores as well.
6823 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
6826 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
6827 successor, use NULL as its av set.
6829 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
6831 PR rtl-optimization/89721
6832 * lra-constraints (invariant_p): Return false if side_effects_p holds.
6834 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
6837 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6838 When handling vec_extract, use modular arithmetic to allow
6839 constant selectors greater than vector length.
6840 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
6841 V1TImode vectors to have constant selector values greater than 0.
6842 Use modular arithmetic to compute vector index.
6843 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
6844 index for in-memory vectors. Correct code generation for
6845 in-register vectors.
6846 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
6849 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
6853 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
6856 2019-03-15 Jakub Jelinek <jakub@redhat.com>
6859 * tree.c (inchash::add_expr): Strip any location wrappers.
6860 * fold-const.c (operand_equal_p): Move stripping of location wrapper
6861 after hash verification.
6864 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
6865 SIGN_EXTEND and ZERO_EXTEND.
6867 2019-03-14 Jason Merrill <jason@redhat.com>
6868 Jakub Jelinek <jakub@redhat.com>
6870 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
6871 than if is_empty (*slot).
6872 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
6873 existing elt and for elt removal.
6874 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
6875 of already removed elt.
6877 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
6880 * config/i386/i386.c (remove_partial_avx_dependency): Handle
6883 2019-03-14 Martin Liska <mliska@suse.cz>
6886 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
6888 2019-03-14 Richard Biener <rguenther@suse.de>
6891 * config/i386/i386.c (make_resolver_func): Properly set
6892 DECL_CONTEXT on the RESULT_DECL.
6893 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
6895 2019-03-14 Richard Biener <rguenther@suse.de>
6897 * gimple-pretty-print.c: Include cfgloop.h.
6898 (dump_gimple_phi): Adjust.
6899 (dump_gimple_bb_header): Dump loop header for GIMPLE.
6900 (pp_cfg_jump): Adjust.
6901 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
6902 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
6903 (lower_phi_internal_fn): Remove.
6904 (verify_gimple_call): Remove IFN_PHI special-casing.
6905 (dump_function_to_file): Dump IL state.
6906 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
6907 done to deal with PHI nodes being present in non-SSA state.
6909 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6912 * multiple_target.c (create_dispatcher_calls): Change
6913 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
6914 In the node->iterate_referring loop, push *ref rather than ref, call
6915 ref->remove_reference () and always pass 0 to iterate_referring.
6917 PR rtl-optimization/89679
6918 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
6919 would contain a paradoxical SUBREG.
6921 2019-03-14 Richard Biener <rguenther@suse.de>
6923 PR tree-optimization/89710
6924 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
6927 2019-03-14 Martin Liska <mliska@suse.cz>
6929 * coverage.c (coverage_begin_function): Stream also
6931 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
6932 documentation about function declaration location.
6933 * gcov-dump.c (tag_function): Print whole range
6934 of function declaration.
6935 * gcov.c (struct function_info): Add end_column field.
6936 (function_info::function_info): Initialize it.
6937 (output_json_intermediate_file): Output {start,end}_column
6939 (read_graph_file): Read end_column.
6941 2019-03-14 Richard Biener <rguenther@suse.de>
6944 * fold-const.c (operand_equal_p): For INDIRECT_REF check
6945 that the access types are similar.
6947 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6949 PR tree-optimization/89703
6950 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
6951 aren't compatible also with builtin_decl_explicit. Check pure
6952 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
6953 and BUILT_IN_STPNCPY{,_CHK}.
6955 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
6958 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
6959 addr32 prefix to VSIB address for X32.
6960 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
6962 (*avx512pf_gatherpf<mode>df_mask): Likewise.
6963 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
6964 (*avx512pf_scatterpf<mode>df_mask): Likewise.
6965 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
6966 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
6967 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
6968 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
6969 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
6970 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
6971 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
6972 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
6973 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
6974 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
6975 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
6976 (*avx512f_scatterdi<mode>): Likewise.
6978 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
6981 * lra-constraints.c (inherit_in_ebb): Update
6982 potential_reload_hard_regs along with live_hard_regs.
6984 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6987 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
6989 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
6991 2019-03-13 Martin Sebor <msebor@redhat.com>
6993 PR tree-optimization/89662
6994 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
6997 2019-03-13 Richard Biener <rguenther@suse.de>
7000 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
7001 throw FP expressions at tree-affine.
7003 2019-03-14 Richard Biener <rguenther@suse.de>
7005 * tree-pretty-print.c (dump_generic_node): For -gimple properly
7006 dump negative integer constants using _Literal (type) -num.
7008 2019-03-13 Jakub Jelinek <jakub@redhat.com>
7010 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
7011 nonlocal_value member.
7014 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
7015 (ipa_simd_modify_function_body): Handle PHIs.
7017 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
7019 * config/s390/s390.c (s390_option_override_internal): Use more
7020 aggressive inlining parameters.
7022 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
7024 * config/s390/3906.md: New file.
7025 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
7026 (LONGRUNNING_THRESHOLD): Remove.
7027 (MAX_SCHED_MIX_SCORE): Decrease.
7028 (MAX_SCHED_MIX_DISTANCE): Decrease.
7029 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
7030 (struct s390_sched_state): New struct to hold scheduling state.
7031 (S390_SCHED_STATE_NORMAL): Remove.
7032 (S390_SCHED_STATE_CRACKED): Remove.
7033 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
7034 (s390_get_sched_attrmask): Use new attribute.
7035 (s390_get_unit_mask): Use new units.
7036 (s390_is_fpd): New function.
7037 (s390_is_fxd): New function.
7038 (s390_is_longrunning): New function.
7039 (s390_sched_score): Use new functions.
7040 (s390_sched_reorder): Likewise.
7041 (s390_sched_variable_issue): Rework and use new functions.
7042 (s390_sched_init): Use new functions.
7043 * config/s390/s390.h (s390_tune_attr): Add z14.
7044 * config/s390/s390.md: Add z14.
7046 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
7048 * config/s390/2964.md: Update pipeline description.
7049 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
7050 (LONGRUNNING_THRESHOLD): Remove.
7051 (LATENCY_FACTOR): Remove.
7052 (s390_get_unit_mask): Add unit.
7053 (s390_sched_score): Use fxd/fpd.
7054 (s390_sched_variable_issue): Use fxd/fpd.
7056 2019-03-12 Martin Liska <mliska@suse.cz>
7058 * config/i386/i386.c: Reword an error message.
7060 2019-03-12 Martin Jambor <mjambor@suse.cz>
7062 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
7063 terminate with newline.
7065 2019-03-12 Jakub Jelinek <jakub@redhat.com>
7068 * config/s390/s390.md (tabort): Use %wd instead of
7069 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
7070 letters and periods.
7071 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
7072 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
7076 * builtins.c (expand_builtin_int_roundingfn,
7077 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
7078 gcc_unreachable if validate_arglist fails.
7080 2019-03-12 Richard Biener <rguenther@suse.de>
7082 PR tree-optimization/89664
7083 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
7084 free the occurance tree after the early out.
7086 2019-03-11 Jakub Jelinek <jakub@redhat.com>
7090 * vr-values.c (vr_values::update_value_range): If
7091 old_vr->varying_p (), don't update it, make new_vr also VARYING
7094 2019-03-11 Martin Liska <mliska@suse.cz>
7096 * config/aarch64/aarch64.c (aarch64_override_options_internal):
7097 Fix double string quoting.
7099 2019-03-11 Martin Liska <mliska@suse.cz>
7101 * collect-utils.c (collect_wait): Wrap apostrophes
7102 in gcc internal format with %'.
7103 * collect2.c (main): Likewise.
7104 (scan_prog_file): Likewise.
7105 (scan_libraries): Likewise.
7106 * config/i386/i386.c (ix86_expand_call): Likewise.
7107 (ix86_handle_interrupt_attribute): Likewise.
7108 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
7109 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
7110 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
7111 * lto-wrapper.c (find_crtoffloadtable): Likewise.
7112 * symtab.c (symtab_node::verify_base): Likewise.
7113 * tree-cfg.c (verify_gimple_label): Likewise.
7114 * tree.c (verify_type_variant): Likewise.
7116 2019-03-11 Martin Liska <mliska@suse.cz>
7118 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
7119 in a string format message and fix GNU coding style.
7120 (expand_builtin_set_thread_pointer): Likewise.
7121 * common/config/aarch64/aarch64-common.c
7122 (aarch64_rewrite_selected_cpu): Likewise.
7123 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
7124 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
7125 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
7126 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
7127 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
7128 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
7129 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
7130 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
7131 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
7132 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
7134 * common/config/riscv/riscv-common.c
7135 (riscv_subset_list::parsing_subset_version): Likewise.
7136 (riscv_subset_list::parse_std_ext): Likewise.
7137 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
7138 (riscv_subset_list::parse): Likewise.
7139 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
7140 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
7141 (aarch64_override_options_internal): Likewise.
7142 (aarch64_validate_mcpu): Likewise.
7143 (aarch64_validate_march): Likewise.
7144 (aarch64_validate_mtune): Likewise.
7145 (aarch64_override_options): Likewise.
7146 * config/alpha/alpha.c (alpha_option_override): Likewise.
7147 * config/arc/arc.c (arc_init): Likewise.
7148 (parse_mrgf_banked_regs_option): Likewise.
7149 (arc_override_options): Likewise.
7150 (arc_expand_builtin_aligned): Likewise.
7151 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
7152 (arm_expand_builtin): Likewise.
7153 * config/arm/arm.c (arm_option_check_internal): Likewise.
7154 (arm_configure_build_target): Likewise.
7155 (arm_option_override): Likewise.
7156 (arm_options_perform_arch_sanity_checks): Likewise.
7157 (arm_handle_cmse_nonsecure_entry): Likewise.
7158 (arm_handle_cmse_nonsecure_call): Likewise.
7159 (arm_tls_referenced_p): Likewise.
7160 (thumb1_expand_prologue): Likewise.
7161 * config/avr/avr.c (avr_option_override): Likewise.
7162 * config/bfin/bfin.c (bfin_option_override): Likewise.
7163 * config/c6x/c6x.c (c6x_option_override): Likewise.
7164 * config/cr16/cr16.c (cr16_override_options): Likewise.
7165 * config/cris/cris.c (cris_option_override): Likewise.
7166 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
7167 * config/darwin-c.c (macosx_version_as_macro): Likewise.
7168 * config/darwin.c (darwin_override_options): Likewise.
7169 * config/frv/frv.c (frv_expand_builtin): Likewise.
7170 * config/h8300/h8300.c (h8300_option_override): Likewise.
7171 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
7172 (ix86_option_override_internal): Likewise.
7173 (warn_once_call_ms2sysv_xlogues): Likewise.
7174 (ix86_expand_prologue): Likewise.
7175 (split_stack_prologue_scratch_regno): Likewise.
7176 (ix86_warn_parameter_passing_abi): Likewise.
7177 * config/ia64/ia64.c (fix_range): Likewise.
7178 * config/m68k/m68k.c (m68k_option_override): Likewise.
7179 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
7180 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
7181 (mips_set_compression_mode): Likewise.
7182 * config/mmix/mmix.c (mmix_option_override): Likewise.
7183 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
7184 * config/msp430/msp430.c (msp430_option_override): Likewise.
7185 * config/nds32/nds32.c (nds32_option_override): Likewise.
7186 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
7187 (nios2_option_override): Likewise.
7188 (nios2_expand_custom_builtin): Likewise.
7189 * config/nvptx/mkoffload.c (main): Likewise.
7190 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
7191 * config/pa/pa.c (fix_range): Likewise.
7192 (pa_option_override): Likewise.
7193 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
7194 (riscv_option_override): Likewise.
7195 * config/rl78/rl78.c (rl78_option_override): Likewise.
7196 * config/rs6000/aix61.h: Likewise.
7197 * config/rs6000/aix71.h: Likewise.
7198 * config/rs6000/aix72.h: Likewise.
7199 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
7200 * config/rs6000/freebsd64.h: Likewise.
7201 * config/rs6000/linux64.h: Likewise.
7202 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
7203 (rs6000_expand_zeroop_builtin): Likewise.
7204 (rs6000_expand_mtfsb_builtin): Likewise.
7205 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
7206 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
7207 (rs6000_invalid_builtin): Likewise.
7208 (rs6000_expand_split_stack_prologue): Likewise.
7209 * config/rs6000/rtems.h: Likewise.
7210 * config/rx/rx.c (valid_psw_flag): Likewise.
7211 (rx_expand_builtin): Likewise.
7212 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
7213 * config/s390/s390.c (s390_expand_builtin): Likewise.
7214 (s390_function_profiler): Likewise.
7215 (s390_option_override_internal): Likewise.
7216 (s390_option_override): Likewise.
7217 * config/sh/sh.c (sh_option_override): Likewise.
7218 (sh_builtin_saveregs): Likewise.
7219 (sh_fix_range): Likewise.
7220 * config/sh/vxworks.h: Likewise.
7221 * config/sparc/sparc.c (sparc_option_override): Likewise.
7222 * config/spu/spu.c (spu_option_override): Likewise.
7223 (fix_range): Likewise.
7224 * config/visium/visium.c (visium_option_override): Likewise.
7225 (visium_handle_interrupt_attr): Likewise.
7226 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
7227 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
7228 (dbg_cnt_process_opt): Likewise.
7229 * dwarf2out.c (output_dwarf_version): Likewise.
7230 * except.c (expand_eh_return): Likewise.
7231 * gcc.c (defined): Likewise.
7232 (driver_handle_option): Likewise.
7233 (process_command): Likewise.
7234 (compare_files): Likewise.
7235 (driver::prepare_infiles): Likewise.
7236 (driver::do_spec_on_infiles): Likewise.
7237 (driver::maybe_run_linker): Likewise.
7238 * omp-offload.c (oacc_parse_default_dims): Likewise.
7239 * opts-global.c (handle_common_deferred_options): Likewise.
7240 * opts.c (parse_sanitizer_options): Likewise.
7241 (common_handle_option): Likewise.
7242 (enable_warning_as_error): Likewise.
7243 * passes.c (enable_disable_pass): Likewise.
7244 * plugin.c (parse_plugin_arg_opt): Likewise.
7245 (default_plugin_dir_name): Likewise.
7246 * targhooks.c (default_expand_builtin_saveregs): Likewise.
7247 (default_pch_valid_p): Likewise.
7248 * toplev.c (init_asm_output): Likewise.
7249 (process_options): Likewise.
7250 (toplev::run_self_tests): Likewise.
7251 * tree-cfg.c (verify_gimple_call): Likewise.
7252 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
7253 (tree_inlinable_function_p): Likewise.
7254 * var-tracking.c (vt_find_locations): Likewise.
7256 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
7258 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
7259 only on the else branch.
7261 2019-03-11 Martin Liska <mliska@suse.cz>
7263 * gcov.c (output_intermediate_json_line): Print function
7265 (output_json_intermediate_file): Add new argument.
7266 * doc/gcov.texi: Document the change.
7268 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
7270 PR rtl-optimization/89588
7271 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
7272 explicit unrolling factor more robust.
7274 2019-03-11 Richard Biener <rguenther@suse.de>
7276 PR tree-optimization/89649
7277 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
7278 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
7279 on the prolog and epilog loops.
7280 (vect_loop_versioning): Return copy of loop.
7281 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
7282 on the non-vectorized version of the loop.
7284 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
7287 * config/i386/sse.md (*vec_extractv2di_0_sse):
7288 Add (=r,x) alternative and corresponding splitter.
7290 2019-03-10 Martin Jambor <mjambor@suse.cz>
7292 PR tree-optimization/85762
7293 PR tree-optimization/87008
7294 PR tree-optimization/85459
7295 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
7296 it points to if there is a type changing MEM_REF. Adjust all callers.
7297 (build_accesses_from_assign): Disable total scalarization if
7298 contains_vce_or_bfcref_p returns true through the new parameter, for
7301 2019-03-09 Jakub Jelinek <jakub@redhat.com>
7304 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
7305 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
7308 * common.opt (fdiagnostics-show-labels,
7309 fdiagnostics-show-line-numbers, fdiagnostics-format=,
7310 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
7311 gas-locview-support, ginline-points, ginternal-reset-location-views):
7312 Terminate description text with a dot.
7313 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
7314 * config/mcore/mcore.opt (m210, m340): Likewise.
7315 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
7316 mnops=): Start description text with a capital letter.
7317 * config/arc/arc.opt (msize-level=): Likewise.
7318 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
7319 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
7321 * config/ft32/ft32.opt (msim): Likewise.
7322 (mft32b, mcompress): Likewise. Terminate description text with a dot.
7323 (mnodiv, mnopm): Terminate description text with a dot.
7324 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
7326 * config/i386/i386.opt (prefer_vector_width, instrument_return):
7328 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
7331 PR rtl-optimization/89634
7332 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
7333 are modified in BB_END (e->src) instruction.
7335 2019-03-08 David Malcolm <dmalcolm@redhat.com>
7338 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
7339 messages more amenable to translation, and improve wording.
7341 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
7343 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
7344 ud- and du-chains between phases.
7346 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
7349 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
7350 instead of POLY_INT_CST.
7352 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
7354 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
7357 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
7362 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
7363 (_mm_storeu_si64): Ditto.
7365 2019-03-08 Martin Liska <mliska@suse.cz>
7368 * config/i386/i386.c (ix86_option_override_internal): Disable
7369 jump tables when retpolines are used.
7371 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
7374 * ipa-split.c (execute_split_functions): Do not split
7375 'noinline' or 'section' function.
7377 2019-03-08 Jakub Jelinek <jakub@redhat.com>
7380 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
7381 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
7382 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
7385 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
7386 from diagnostics. Formatting fixes.
7389 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
7390 warn_odr diagnostics.
7393 * lra-constraints.c (process_alt_operands): Avoid one space before
7394 " at the end of line and another after " on another line in a string
7396 * attribs.c (handle_dll_attribute): Likewise.
7397 * config/avr/avr-devices.c (avr_texinfo): Likewise.
7399 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
7400 warning_at or inform messages in G_() if there is no ?:.
7402 PR tree-optimization/89550
7403 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
7404 returned true. Formatting fixes.
7405 (expand_builtin_strnlen): Formatting fixes.
7406 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
7407 if warning_at returned true.
7408 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
7410 2019-03-08 Richard Biener <rguenther@suse.de>
7413 * cfgloop.h (struct loop): Add owned_clique field.
7414 * cfgloopmanip.c (copy_loop_info): Copy it.
7415 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
7417 * tree-inline.c (copy_loops): Remap owned_clique.
7418 * lto-streamer-in.c (input_cfg): Stream owned_clique.
7419 * lto-streamer-out.c (output_cfg): Likewise.
7421 2019-03-08 Jakub Jelinek <jakub@redhat.com>
7424 * config/darwin.c: Include intl.h.
7425 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
7426 composing the message out of two separate parts.
7428 2019-03-07 Jakub Jelinek <jakub@redhat.com>
7431 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
7432 doesn't start with a capital letter and doesn't end with a dot.
7433 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
7434 with a capital letter.
7435 (ix86_mangle_function_version_assembler_name): Likewise.
7436 (ix86_generate_version_dispatcher_body): Likewise.
7437 (fold_builtin_cpu): Likewise.
7438 (get_builtin_code_for_version): Likewise. Remove extraneous space.
7439 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
7440 translators, wrap full type name in %qs.
7442 PR translation/79999
7443 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
7444 depend clause with source (or sink) modifier.
7445 * omp-expand.c (expand_omp_ordered_sink): Likewise.
7448 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
7449 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
7450 (avx512f_load<mode>_mask): New define_expand.
7451 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
7452 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
7453 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
7454 __builtin_ia32_movess_mask): New builtins.
7455 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
7456 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
7457 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
7458 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
7460 2019-03-07 Martin Jambor <mjambor@suse.cz>
7463 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
7464 for extern inline functions.
7466 2019-03-07 Martin Jambor <mjambor@suse.cz>
7469 * cgraph.h (cgraph_node): New inline method former_thunk_p.
7470 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
7471 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
7472 have multiple callees. At the end check if declarations match as
7473 opposed to cgraph_nodes.
7475 2019-03-07 Martin Liska <mliska@suse.cz>
7477 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
7478 which is equivalent to searching for this in clones chain.
7479 * symtab.c (symtab_node::verify_base): Similarly compare ASM
7480 names with a neighbour and special case first node in a chain.
7482 2019-01-25 Jason Merrill <jason@redhat.com>
7484 PR c++/80916 - spurious "static but not defined" warning.
7485 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
7486 for an internal symbol with DECL_EXTERNAL.
7488 2019-04-07 Richard Biener <rguenther@suse.de>
7491 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
7492 * tree-inline.c (copy_loops): Simplify.
7494 2019-03-07 Martin Liska <mliska@suse.cz>
7496 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
7498 2019-03-07 Richard Biener <rguenther@suse.de>
7500 PR tree-optimization/89595
7501 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
7502 stmt iterator as reference, take boolean output parameter to
7503 indicate whether the stmt was removed and thus the iterator
7505 (dom_opt_dom_walker::before_dom_children): Re-iterate over
7506 stmts created by folding.
7508 2019-03-07 Jakub Jelinek <jakub@redhat.com>
7511 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
7514 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
7516 PR rtl-optimization/88845
7517 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
7519 * lra.c (remove_scratches_1): New function.
7520 (remove_scratches): Use it.
7521 (lra_emit_move): Likewise.
7523 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
7525 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
7526 unaligned_access variable.
7527 * config/arc/arc.c (arc_override_options): Set unaligned access
7528 default on for HS CPUs.
7529 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
7531 2019-03-06 Martin Liska <mliska@suse.cz>
7533 PR gcov-profile/89577
7534 * doc/gcov.texi: Prefer to use --coverage.
7535 * doc/sourcebuild.texi: Likewise.
7537 2019-03-02 Jason Merrill <jason@redhat.com>
7539 PR c++/86485 - -Wmaybe-unused with empty class ?:
7540 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
7542 2019-03-05 Jakub Jelinek <jakub@redhat.com>
7545 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
7549 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
7550 exactly one argument.
7552 2019-03-05 Jakub Jelinek <jakub@redhat.com>
7553 Richard Sandiford <richard.sandiford@arm.com>
7555 PR tree-optimization/89570
7556 * match.pd (vec_cond into cond_op simplification): Don't use
7557 get_conditional_internal_fn, use as_internal_fn (cond_op).
7559 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
7562 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
7563 to decide when to split off a non-zero offset from a symbol.
7564 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
7565 in function symbols.
7567 2019-03-05 Richard Biener <rguenther@suse.de>
7569 PR tree-optimization/89594
7570 * tree-if-conv.c (pass_if_conversion::execute): Handle
7571 case where .LOOP_VECTORIZED_FUNCTION was removed.
7573 2019-03-05 Jakub Jelinek <jakub@redhat.com>
7576 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
7577 instead alloca it only when needed with the needed size.
7579 PR tree-optimization/89570
7580 * match.pd (vec_cond into cond_op simplification): Guard with
7581 vectorized_internal_fn_supported_p test and #if GIMPLE.
7583 PR tree-optimization/89566
7584 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
7585 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
7586 Punt if get_user_idx_format succeeds, but idx_format argument is
7587 not provided or doesn't have pointer type, or if idx_args is above
7588 number of provided arguments.
7590 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
7592 PR tree-optimization/89437
7593 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
7595 2019-03-04 Richard Biener <rguenther@suse.de>
7598 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
7601 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
7603 PR tree-optimization/89487
7604 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
7605 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
7606 (distribute_loop): Don't do runtime alias check if there is non-
7607 addressable data reference.
7608 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
7609 is a register variable.
7611 2019-03-02 Jakub Jelinek <jakub@redhat.com>
7614 * config/arm/arm.md (cmpsi2_addneg): Use
7615 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
7616 If operands[2] is 0 or INT_MIN, force use of subs.
7617 (*compare_scc splitter): Use gen_int_mode.
7618 (*negscc): Likewise.
7619 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
7621 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
7622 Monk Chiang <sh.chiang04@gmail.com>
7624 * common/config/riscv/riscv-common.c: Include sstream.
7625 (riscv_subset_list::to_string): New.
7626 (riscv_arch_str): Likewise.
7627 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
7629 * config/riscv/riscv-protos.h (riscv_arch_str): New.
7630 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
7631 (riscv_emit_attribute): New.
7632 (riscv_file_start): Emit attribute if needed.
7633 (riscv_option_override): Init riscv_emit_attribute_p.
7634 * config/riscv/riscv.opt (mriscv-attribute): New option.
7635 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
7637 * doc/install.texi: Document --with-riscv-attribute.
7638 * doc/invoke.texi: Document -mriscv-attribute.
7640 * common/config/riscv/riscv-common.c:
7641 Include config/riscv/riscv-protos.h.
7642 (INCLUDE_STRING): Defined.
7643 (RISCV_DONT_CARE_VERSION): Defined.
7644 (riscv_subset_t): Declare.
7645 (riscv_subset_t::riscv_subset_t): New.
7646 (riscv_subset_list): Declare.
7647 (riscv_subset_list::riscv_subset_list): New.
7648 (riscv_subset_list::~riscv_subset_list): Likewise.
7649 (riscv_subset_list::parsing_subset_version): Likewise.
7650 (riscv_subset_list::parse_std_ext): Likewise.
7651 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
7652 (riscv_subset_list::add): Likewise.
7653 (riscv_subset_list::lookup): Likewise.
7654 (riscv_subset_list::xlen): Likewise.
7655 (riscv_subset_list::parse): Likewise.
7656 (riscv_supported_std_ext): Likewise.
7657 (current_subset_list): Likewise.
7658 (riscv_parse_arch_string): Using riscv_subset_list::parse to
7661 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
7663 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
7664 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
7665 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
7667 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
7669 PR rtl-optimization/85899
7670 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
7671 fallthru edges leading to the exit block.
7673 2019-03-01 Tamar Christina <tamar.christina@arm.com>
7676 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
7677 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
7679 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
7681 PR tree-optimization/89535
7682 * tree-vect-stmts.c (vectorizable_call): Record the vector types
7683 for each operand. Calculate the fallback choice for mask operands
7684 and pass it to vect_get_vec_def_for_operand.
7686 2019-03-01 Richard Biener <rguenther@suse.de>
7689 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
7690 get virtual operands.
7691 (get_expr_operands): Handle CONST_DECL like other decls.
7693 2019-03-01 Jakub Jelinek <jakub@redhat.com>
7696 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
7697 on DECL_P and EXPR_P.
7699 2019-03-01 Richard Biener <rguenther@suse.de>
7702 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
7703 argument, defaulted to zero.
7704 * passes.c (execute_function_todo): Pass down SSA update flags
7705 to cleanup_tree_cfg.
7706 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
7707 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
7709 (cleanup_tree_cfg): Get and pass down SSA update flags.
7711 2019-03-01 Jakub Jelinek <jakub@redhat.com>
7714 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
7715 early_lto_debug argument.
7717 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
7719 PR tree-optimization/89536
7720 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
7721 only whether bit #0 of the value is 0 instead of the entire value.
7723 2019-02-28 Marek Polacek <polacek@redhat.com>
7725 PR c++/87068 - missing diagnostic with fallthrough statement.
7726 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
7727 at the end of a seq, save its location to walk_stmt_info.
7728 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
7731 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
7734 * tree.c (find_atomic_core_type): Move ahead in file.
7735 (check_base_type): Correctly compare alignments of atomic types.
7737 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
7740 * config/i386/i386.c (get_builtin_code_for_version): Identify
7741 Westmere from PCLMUL, instead of AES.
7743 2019-02-28 Jakub Jelinek <jakub@redhat.com>
7746 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
7747 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
7750 2019-02-28 Tamar Christina <tamar.christina@arm.com>
7753 * config/aarch64/aarch64-option-extensions.def: Document it.
7754 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
7757 2019-02-28 Jakub Jelinek <jakub@redhat.com>
7760 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
7761 builtins if they don't have a single scalar floating point argument.
7764 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
7766 PR rtl-optimization/89490
7767 * varasm.c (get_block_for_section): Bail out for mergeable sections.
7768 (default_use_anchors_for_symbol_p, output_object_block): Assert the
7769 block section is not mergeable.
7771 2019-02-27 Jakub Jelinek <jakub@redhat.com>
7774 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
7775 old define_insn to ...
7776 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
7777 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
7778 Rename old define_insn to ...
7779 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
7780 (thumb2_casesi_internal_pic): New define_expand. Rename old
7782 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
7783 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
7784 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
7786 2019-02-27 Richard Biener <rguenther@suse.de>
7789 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
7791 2019-02-27 Richard Biener <rguenther@suse.de>
7793 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
7796 2019-02-27 Richard Biener <rguenther@suse.de>
7799 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
7800 parameter, prefix section name with .gnu.debuglto_ if true.
7801 (dwarf2out_finish): Pass false to output_comdat_type_unit.
7802 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
7804 2019-02-27 Richard Biener <rguenther@suse.de>
7807 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
7808 rather than on use_debug_types, doing what output_die does.
7809 (value_format): Likewise.
7811 2019-02-27 Martin Jambor <mjambor@suse.cz>
7812 Martin Sebor <msebor@redhat.com>
7814 * doc/invoke.texi (Warning Options): Reword description of
7815 -Wno-absolute-value.
7817 2019-02-27 Jakub Jelinek <jakub@redhat.com>
7819 PR tree-optimization/89280
7820 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
7821 builtin_setjmp_setup_bb): New functions.
7822 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
7823 When visiting __builtin_setjmp_setup block, queue in special
7824 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
7825 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
7826 from visited after the loop if they don't have any visited successor
7829 2018-02-26 Steve Ellcey <sellcey@marvell.com>
7831 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
7833 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
7835 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7838 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
7839 with types other than sizetype/ssizetype.
7841 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
7843 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
7844 (enum sparc_processor_type): ...this.
7845 (enum sparc_code_model_type): New enumeration type.
7846 (enum sparc_memory_model_type): Tweak comments.
7847 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
7849 (mcmodel): Use sparc_code_model enumeration and variable.
7850 (sparc_code_model): New enumeration.
7851 (mdebug): Add Undocumented marker.
7852 * config/sparc/sparc.h (enum cmodel): Delete.
7853 (sparc_cmodel): Likewise.
7854 (TARGET_CM_MEDLOW): Adjust to above renaming.
7855 (TARGET_CM_MEDMID): Likewise.
7856 (TARGET_CM_MEDANY): Likewise.
7857 (TARGET_CM_EMBMEDANY): Likewise.
7858 * config/sparc/sparc.c (sparc_cmodel): Delete.
7859 (sparc_option_override): Remove string/value mapping support for the
7860 code model. Move code and memory model support to after the handling
7861 of target flags. Do private machine setup last.
7862 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
7863 (sparc_legitimize_reload_address): Likewise.
7864 (sparc_output_mi_thunk): Likewise.
7865 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
7867 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7869 PR tree-optimization/89500
7870 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
7871 (handle_builtin_strlen): Remove noncst_bound variable. Always
7872 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
7873 cst if the first cst bytes starting at x are known to be non-zero,
7874 even if the string is not zero terminated. Don't try to modify
7875 *si for strnlen. Update strlen_to_stridx only for strlen or if
7876 we can prove strnlen returns the same value as strlen would.
7878 2019-02-26 Martin Liska <mliska@suse.cz>
7880 * alloc-pool.h (struct pool_usage): Remove extra
7882 * bitmap.h (struct bitmap_usage): Likewise.
7883 * ggc-common.c (struct ggc_usage): Likewise.
7884 * mem-stats.h (struct mem_usage): Likewise.
7885 (mem_alloc_description::dump): Print dash lines
7886 here and repeat header at the end of a table report.
7887 It's then more readable.
7888 * tree-phinodes.c (phinodes_print_statistics): Make
7889 horizontal alignment.
7890 * tree-ssanames.c (ssanames_print_statistics): Likewise.
7891 * vec.c (struct vec_usage): Remove extra print_dash_line.
7892 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
7894 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
7896 * doc/extend.texi (__builtin_object_size):
7897 Use @pxref instead of @xref inside parenthesis.
7898 (__builtin_has_attribute): Add missing comma after @xref.
7899 (__builtin_object_size): Ditto.
7900 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
7901 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
7904 2019-02-26 Jeff Law <law@redhat.com>
7906 PR rtl-optimization/87761
7907 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
7908 detect obviously dead insns and delete them.
7910 2019-02-26 Richard Biener <rguenther@suse.de>
7912 PR tree-optimization/89505
7913 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
7914 to handle restrict pointed-to vars with multiple subvars
7917 2019-02-26 Richard Biener <rguenther@suse.de>
7919 PR tree-optimization/89489
7920 * tree-parloops.c (create_loop_fn): Copy over last_clique.
7922 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
7924 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
7925 and move around comment.
7926 <BIT_AND_EXPR>: Likewise.
7927 <BIT_NOT_EXPR>: Add specific handling for boolean types.
7929 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7932 * config/i386/i386.c (remove_partial_avx_dependency): Call
7933 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
7934 after changing possibly many instructions to use that pseudo. Fix up
7935 insertion of v4sf_const0 setter at the start of bb.
7937 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7940 * doc/extend.texi (Variadic Pointer Args): New section.
7942 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7943 Martin Sebor <msebor@gmail.com>
7945 * common.opt (Wattribute-alias): Likewise.
7946 * doc/invoke.texi (Option Summary): List general form of
7947 -Wattribute-alias=. List positive form of -Wmissing-attributes.
7948 (-Wmissing-attributes): Invert entry, rewrite and correct default.
7949 Add cross-references.
7950 (-Wattribute-alias): Rewrite and correct default. Mention
7951 considered attributes (same as for -Wmissing-attributes).
7953 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
7955 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
7956 (_mm_cvtpd_ps): Likewise.
7957 (_mm_cvttpd_epi32): Likewise.
7960 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
7961 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
7964 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
7966 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7969 * common/config/aarch64/aarch64-common.c
7970 (struct aarch64_option_extension): Add is_synthetic.
7971 (all_extensions): Use it.
7972 (TARGET_OPTION_INIT_STRUCT): Define hook.
7973 (struct gcc_targetm_common): Moved to end.
7974 (all_extensions_by_on): New.
7975 (opt_ext_cmp, typedef opt_ext): New.
7976 (aarch64_option_init_struct): New.
7977 (aarch64_contains_opt): New.
7978 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
7979 * config/aarch64/aarch64-option-extensions.def
7980 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
7981 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
7982 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
7983 Set is_synthetic to false.
7984 (crypto): Set is_synthetic to true.
7985 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
7988 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7990 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7991 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
7992 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7993 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
7994 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
7995 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
7996 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
7997 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
7999 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
8000 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
8001 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
8002 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
8003 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
8004 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
8005 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
8006 vfmlsl_laneq_high_f16): ... To this.
8007 * config/arm/neon.md: Update comments.
8009 2019-02-25 Tamar Christina <tamar.christina@arm.com>
8011 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
8012 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
8013 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
8014 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
8015 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
8016 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
8017 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
8018 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
8020 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
8021 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
8022 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
8023 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
8024 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
8025 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
8026 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
8027 vfmlslq_laneq_high_f16): ... To this.
8029 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
8031 PR rtl-optimization/86096
8032 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
8033 comparing mw_order values.
8035 2019-02-25 Jakub Jelinek <jakub@redhat.com>
8038 * config/arm/arm.md (*subsi3_carryin_const): Use
8039 arm_neg_immediate_operand predicate instead of
8040 arm_not_immediate_operand, "L" constraint instead of "K" and
8041 print it using %n2 instead of %B2.
8042 (*subsi3_carryin_const0): New define_insn.
8043 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
8044 instead of arm_not_operand and "I" constraint instead of "K" and
8045 print it using %n3 instead of %B2. Instead of using match_dup 2 add
8046 another match_operand and in the condition check that it is negation
8048 (*subsi3_carryin_compare_const0): New define_ins.
8049 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
8050 *subsi3_carryin_const.
8051 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
8052 split into *subsi3_carryin_compare_const0 if the highpart is zero.
8055 * config/arm.vfp.md (*negdf2_vfp): Use
8056 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
8057 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
8059 2019-02-24 Jakub Jelinek <jakub@redhat.com>
8061 PR rtl-optimization/89445
8062 * simplify-rtx.c (simplify_ternary_operation): Don't use
8063 simplify_merge_mask on operands that may trap.
8064 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
8065 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
8066 second operand is CONST_VECTOR, check if any element could be zero.
8067 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
8068 their operands can trap.
8070 2019-02-23 Martin Sebor <msebor@redhat.com>
8072 * gimple-ssa-sprintf.c (target_strtol): Rename...
8073 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
8074 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
8075 check for range error.
8077 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
8080 * opts-common.c (prune_options): Also prune joined switches
8081 with Negative and RejectNegative.
8082 * config/i386/i386.opt (march=): Add Negative(march=).
8083 (mtune=): Add Negative(mtune=).
8084 * doc/options.texi: Document Negative used together with Joined
8087 2019-02-22 Martin Sebor <msebor@redhat.com>
8089 * doc/extend.texi (Other Builtins): Add
8090 __builtin_is_constant_evaluated.
8092 2019-02-22 Richard Biener <rguenther@suse.de>
8094 PR tree-optimization/87609
8095 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
8097 2019-02-22 Jeff Law <law@redhat.com>
8099 PR rtl-optimization/87761
8100 * config/mips/mips.md: Add new combiner pattern to recognize
8101 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
8103 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
8106 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
8107 destination register in peepholes generating patterns for ADDS/SUBS.
8108 (add<mode>3_compare0,
8109 *addsi3_compare0_uxtw, add<mode>3_compareC,
8110 add<mode>3_compareV_imm, add<mode>3_compareV,
8111 *adds_<optab><ALLX:mode>_<GPI:mode>,
8112 *subs_<optab><ALLX:mode>_<GPI:mode>,
8113 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
8114 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
8115 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
8116 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
8117 sub<mode>3_compare1): Allow stack pointer for source register.
8118 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
8120 2019-02-22 Martin Sebor <msebor@redhat.com>
8122 PR tree-optimization/88993
8123 PR tree-optimization/88853
8124 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
8126 (sprintf_dom_walker::call_info::is_string_func): New helper.
8127 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
8128 for formatted string functions.
8129 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
8131 2019-02-22 Martin Sebor <msebor@redhat.com>
8134 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
8135 unreachable subexpressions.
8137 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
8138 Hongtao Liu <hongtao.liu@intel.com>
8139 Sunil K Pandey <sunil.k.pandey@intel.com>
8142 * config/i386/i386-passes.def: Add
8143 pass_remove_partial_avx_dependency.
8144 * config/i386/i386-protos.h
8145 (make_pass_remove_partial_avx_dependency): New.
8146 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
8148 (pass_data_remove_partial_avx_dependency): New.
8149 (pass_remove_partial_avx_dependency): Likewise.
8150 (make_pass_remove_partial_avx_dependency): Likewise.
8151 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
8152 (*extendsfdf2): Add avx_partial_xmm_update.
8153 (truncdfsf2): Likewise.
8154 (*float<SWI48:mode><MODEF:mode>2): Likewise.
8155 (SF/DF conversion splitters): Disabled for TARGET_AVX.
8157 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
8160 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
8163 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
8166 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
8167 (PTA_SKYLAKE): Add PTA_AES.
8168 (PTA_GOLDMONT): Likewise.
8170 2019-02-22 Sudakshina Das <sudi.das@arm.com>
8172 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
8173 instruction if enabled.
8174 (aarch64_override_options): Remove reference to return address key.
8176 2019-02-22 Richard Biener <rguenther@suse.de>
8178 PR tree-optimization/89440
8179 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
8180 not necessary assert.
8182 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
8185 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
8186 (oacc_replace_fn_attrib_attr): ... this new function.
8187 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
8188 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
8190 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8192 * config/arm/arm-cpus.in (ares): Rename to...
8193 (neoverse-n1): ... This. Add ares as alias.
8194 * config/arm/arm-tables.opt: Regenerate.
8195 * config/arm/arm-tune.md: Likewise.
8196 * doc/invoke.txt (ARM Options): Document neoverse-n1.
8198 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8200 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
8201 * config/aarch64/aarch64-tune.md: Regenerate.
8202 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
8204 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8206 * config/aarch64/aarch64.c (ares_tunings): Rename to...
8207 (neoversen1_tunings): ... This.
8208 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
8209 (neoverse-n1): New CPU.
8210 * config/aarch64/aarch64-tune.md: Regenerate.
8211 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
8213 2019-02-22 Richard Biener <rguenther@suse.de>
8216 * cfghooks.h (dependence_hash): New typedef.
8217 (struct copy_bb_data): New type.
8218 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
8219 (duplicate_block): Likewise.
8220 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
8221 (copy_bbs): Create and pass down copy_bb_data.
8222 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
8223 (rtl_duplicate_bb): Likewise.
8224 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
8225 remap dependence info.
8227 2019-02-22 Richard Biener <rguenther@suse.de>
8229 PR tree-optimization/87609
8230 * tree-core.h (tree_base): Document special clique values.
8231 * tree-inline.c (remap_dependence_clique): Do not use the
8232 special clique value of one.
8233 (maybe_set_dependence_info): Use clique one.
8234 (clear_dependence_clique): New callback.
8235 (compute_dependence_clique): Clear clique one from all refs
8236 before assigning it (again).
8238 2019-02-21 Martin Sebor <msebor@redhat.com>
8240 * doc/extend.texi (__clear_cache): Correct signature.
8242 2019-02-21 Ian Lance Taylor <iant@golang.org>
8245 * varasm.c (decode_addr_const): Call lookup_constant_def rather
8246 than output_constant_def.
8247 (add_constant_to_table): New static function.
8248 (output_constant_def): Call add_constant_to_table.
8249 (tree_output_constant_def): Likewise.
8251 2019-02-21 Jakub Jelinek <jakub@redhat.com>
8254 * builtins.c (fold_builtin_arith_overflow): If first two args are
8255 INTEGER_CSTs, set intres and ovfres to constants rather than calls
8258 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
8261 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
8262 error for -mindirect-branch/-mfunction-return with incompatible
8265 2019-02-21 Jakub Jelinek <jakub@redhat.com>
8268 * constraints.md (q): Remove.
8269 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
8272 2019-02-21 Martin Jambor <mjambor@suse.cz>
8275 * omp-general.c (omp_extract_for_data): Removed a duplicate call
8276 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
8277 (omp_adjust_for_condition): ...here. Added necessary parameters.
8278 * omp-general.h (omp_adjust_for_condition): Updated declaration.
8279 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
8280 proper values to new parameters of omp_adjust_for_condition.
8282 2019-02-20 Jakub Jelinek <jakub@redhat.com>
8285 * expr.c (expand_assignment): If result is a MEM, use change_address
8286 instead of simplify_gen_subreg.
8288 2019-02-20 Jakub Jelinek <jakub@redhat.com>
8289 David Malcolm <dmalcolm@redhat.com>
8292 * fold-const.c (decode_field_reference): Return NULL_TREE if
8293 lang_hooks.types.type_for_size returns NULL. Check it before
8294 overwriting *exp_. Use return NULL_TREE instead of return 0.
8296 2019-02-20 Jakub Jelinek <jakub@redhat.com>
8300 * toplev.c (do_compile): Double the emin/emax exponents to workaround
8303 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
8306 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
8307 TARGET_SSE in addition to TARGET_SSE_MATH.
8309 (ix86_excess_precision): Ditto.
8310 (ix86_float_exceptions_rounding_supported_p): Ditto.
8311 (use_rsqrt_p): Ditto.
8312 * config/i386/sse.md (rsqrt<mode>2): Ditto.
8314 2019-02-20 David Malcolm <dmalcolm@redhat.com>
8317 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
8318 linenum_arith_t when determining if two adjacent line spans are
8319 close enough to merge.
8320 (diagnostic_show_locus): Use linenum_arith_t when iterating over
8321 lines within each line_span.
8323 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
8326 * lra-constraints.c(uses_hard_regs_p): Fix handling of
8327 paradoxical SUBREGS.
8329 2019-02-20 Li Jia He <helijia@linux.ibm.com>
8332 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
8333 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
8334 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
8337 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
8339 * config/gcn/gcn.c (print_operand): Fix typo.
8341 2019-02-19 Richard Biener <rguenther@suse.de>
8344 * toplev.c (do_compile): Initialize mpfr's exponent range
8345 based on available float modes.
8347 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
8349 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
8350 as long as the epilogue isn't completed.
8352 2019-02-18 Martin Sebor <msebor@redhat.com>
8354 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
8355 __has_cpp_attribute, and __has_include.
8357 2019-02-18 Martin Sebor <msebor@redhat.com>
8359 * doc/invoke.texi (-Wreturn-type): Correct and expand.
8361 2019-02-18 Martin Sebor <msebor@redhat.com>
8364 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
8366 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
8368 2019-02-18 Richard Biener <rguenther@suse.de>
8370 PR tree-optimization/89296
8371 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
8372 of no-warning flag to cases that might emit the bogus warning.
8374 2019-02-18 Jakub Jelinek <jakub@redhat.com>
8377 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
8379 * config/arm/vfp.md (*movdi_vfp): Likewise.
8380 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
8381 "q" constraint for operands[0].
8384 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
8385 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
8386 pattern in a temporary buffer.
8387 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
8388 than 64-operands[2].
8391 * config/s390/s390.c (s390_indirect_branch_attrvalue,
8392 s390_indirect_branch_settings): Define unconditionally.
8393 (s390_set_current_function): Likewise, but guard the whole body except
8394 the s390_indirect_branch_settings call with
8395 #if S390_USE_TARGET_ATTRIBUTE.
8396 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
8398 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
8399 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
8400 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
8401 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
8402 HOST_WIDE_INT_1U instead of 1ULL.
8403 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
8404 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
8405 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
8406 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
8408 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
8411 2019-02-18 Martin Jambor <mjambor@suse.cz>
8413 PR tree-optimization/89209
8414 * tree-sra.c (create_access_replacement): New optional parameter
8415 reg_tree. Use it as a type if non-NULL and access type is not of
8417 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
8418 to create_access_replacement.
8419 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
8420 Check lacc is non-NULL before attempting to re-create it on the RHS.
8422 2019-02-18 Martin Liska <mliska@suse.cz>
8425 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
8427 (symbol_table::free_edge): Recycle m_summary_id.
8428 * cgraph.h (get_summary_id): New.
8429 (symbol_table::release_symbol): Set m_summary_id to -1
8431 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
8432 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
8433 function_summary to fast_function_summary.
8434 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
8435 * ipa-pure-const.c (class funct_state_summary_t):
8436 Switch from function_summary to fast_function_summary.
8437 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
8438 (class ipa_ref_opt_summary_t): Switch from function_summary
8439 to fast_function_summary.
8440 * symbol-summary.h (class function_summary_base): New class
8441 that is created from base of former function_summary.
8442 (function_summary_base::unregister_hooks): New.
8443 (class function_summary): Inherit from function_summary_base.
8444 (class call_summary_base): New class
8445 that is created from base of former call_summary.
8446 (class call_summary): Inherit from call_summary_base.
8447 (struct is_same): New.
8448 (class fast_function_summary): New summary class.
8449 (class fast_call_summary): New summary class.
8450 * vec.h (vec_safe_grow_cleared): New function.
8452 2019-02-18 Martin Liska <mliska@suse.cz>
8454 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
8455 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
8456 * doc/tm.texi: Document new target hook.
8457 * doc/tm.texi.in: Likewise.
8458 * target.def: Add new target macro.
8459 * gcc.c (find_fortran_preinclude_file): Do not search multilib
8462 2019-02-17 Alan Modra <amodra@gmail.com>
8465 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
8466 output reg on add insn.
8467 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
8469 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
8472 * config/i386/sse.md (ssedoublemode): Remove V4HI.
8473 (PMULHRSW): Likewise.
8474 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
8476 (ssse3_pmulhrswv4hi3): New expander.
8478 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
8480 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
8481 MMX. Add isa attribute.
8483 2019-02-16 Jakub Jelinek <jakub@redhat.com>
8485 PR rtl-optimization/66152
8486 * builtins.h (c_readstr): Declare.
8487 * builtins.c (c_readstr): Remove forward declaration. Add
8488 null_terminated_p argument, if false, read all bytes from the
8489 string instead of stopping after '\0'.
8490 * expr.c (string_cst_read_str): New function.
8491 (store_expr): Use string_cst_read_str instead of
8492 builtin_strncpy_read_str. Try to store by pieces the whole
8493 exp_len first, and only if that fails, split it up into
8494 store by pieces followed by clear_storage. Formatting fix.
8496 * config/i386/i386.md (*movqi_internal): Remove static from
8497 buf variable. Use output_asm_insn (buf, operands); return "";
8498 instead of return buf;.
8499 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
8500 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
8501 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
8503 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
8505 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
8506 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
8507 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
8508 (CC1_SPEC): Likewise.
8509 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
8511 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
8513 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
8514 the base address on 64-bit strict-alignment platforms.
8516 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
8518 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
8520 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
8522 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
8524 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
8526 PR rtl-optimization/88308
8527 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
8528 on copied instruction.
8530 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
8532 * final.c (insn_current_reference_address): Replace test on JUMP_P
8533 with test on jump_to_label_p.
8534 * config/visium/visium-passes.def: New file.
8535 * config/visium/t-visium (PASSES_EXTRA): Define.
8536 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
8537 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
8538 (TRAMPOLINE_ALIGNMENT): Define.
8539 * config/visium/visium.c (visium_option_override): Do not register
8540 the machine-specific reorg pass here.
8541 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
8543 (output_branch): Adjust threshold for long branch instruction.
8544 * config/visium/visium.md (cpu): Move around.
8545 (length): Adjust for the GR6.
8547 2019-02-15 Richard Biener <rguenther@suse.de>
8548 Jakub Jelinek <jakub@redhat.com>
8550 PR tree-optimization/89278
8551 * tree-loop-distribution.c: Include tree-eh.h.
8552 (generate_memset_builtin, generate_memcpy_builtin): Call
8553 rewrite_to_non_trapping_overflow on builtin->size before passing it
8554 to force_gimple_operand_gsi.
8556 2019-02-15 Jakub Jelinek <jakub@redhat.com>
8559 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
8561 * opth-gen.awk: Likewise.
8563 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
8565 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
8566 Enable MMX, SSE and SSE2 by default.
8567 * config/i386/i386.c (ix86_option_override_internal): Do not
8568 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
8570 2019-02-14 Jakub Jelinek <jakub@redhat.com>
8572 PR rtl-optimization/89354
8573 * combine.c (make_extraction): Punt if extraction_mode is narrower
8576 2019-02-14 Maya Rashish <coypu@sdf.org>
8578 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
8579 * config/netbsd-d.c: New file.
8580 * config/t-netbsd: Add netbsd-d.o
8582 2018-02-14 Steve Ellcey <sellcey@marvell.com>
8584 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
8585 affects_type_identity to true for aarch64_vector_pcs.
8586 (aarch64_comp_type_attributes): New function.
8587 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
8589 2019-02-14 Tamar Christina <tamar.christina@arm.com>
8592 * config/arm/iterators.md (ANY64): Add V4HF.
8594 2019-02-14 Martin Liska <mliska@suse.cz>
8596 PR rtl-optimization/89242
8597 * dce.c (delete_unmarked_insns): Call free_dominance_info we
8598 process a transformation.
8600 2019-02-14 Jakub Jelinek <jakub@redhat.com>
8602 PR tree-optimization/89314
8603 * fold-const.c (fold_binary_loc): Cast strlen argument to
8604 const char * before dereferencing it. Formatting fixes.
8607 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
8609 2019-02-13 Ian Lance Taylor <iant@golang.org>
8611 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
8612 and set current index for other optimizations.
8614 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
8616 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
8617 nonimmediate_operand as operand 2 predicate.
8618 (vec_set<VF2_512_256:mode>_0): Ditto.
8619 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
8620 (*vec_concatv2si): Remove alternative 2.
8621 (*vec_concatv4si_0): Use vm constraint for alternative 0.
8622 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
8623 (vec_concatv2di): Split alternatives 4,5,6 to ...
8624 (*vec_concatv2di_0) ... new pattern.
8626 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
8629 * config/arm/arm.c (ldm_stm_operation_p) Set
8630 addr_reg_in_reglist correctly for first register.
8631 (load_multiple_sequence): Remove dead base check.
8632 (gen_ldm_seq): Correctly set write_back for Thumb-1.
8634 2019-02-13 Tamar Christina <tamar.christina@arm.com>
8637 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
8638 Expose as @aarch64_pred_mov.
8639 * config/aarch64/aarch64.c (aarch64_classify_address):
8640 Use expand_insn which legitimizes operands.
8642 2019-02-13 Martin Liska <mliska@suse.cz>
8644 * builtins.h (expand_builtin_with_bounds): Remove declaration.
8645 * calls.c (struct arg_data): Remove special_slot, pointer_arg
8646 and pointer_offset fields.
8647 (initialize_argument_information): Remove usage of dead
8649 * cgraph.h (struct cgraph_thunk_info): Remove
8650 add_pointer_bounds_args.
8651 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
8653 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
8655 * config/i386/i386.c (ix86_function_arg_advance): Remove
8657 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
8658 (def_builtin): Remove usage of dead
8660 (ix86_add_new_builtins): Likewise.
8661 * ipa-fnsummary.c (compute_fn_summary): Likewise.
8662 * ipa-icf.c (sem_function::equals_wpa): Likewise.
8663 (sem_function::init): Likewise.
8664 (sem_variable::merge): Likewise.
8665 * ipa-visibility.c (function_and_variable_visibility): Likewise.
8666 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
8667 * lto-cgraph.c (lto_output_node): Likewise.
8668 (lto_output_varpool_node): Likewise.
8669 (input_node): Likewise.
8670 (input_varpool_node): Likewise.
8671 * lto-streamer-out.c (lto_output): Likewise.
8672 * tree-inline.c (expand_call_inline): Remove usage of
8674 * tree-inline.h (struct copy_body_data): Likewise.
8675 * varpool.c (varpool_node::dump): Likewise.
8677 2019-02-13 Jakub Jelinek <jakub@redhat.com>
8680 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
8681 into pt->vars_contains_escaped_heap instead of setting
8682 pt->vars_contains_escaped_heap to it.
8685 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
8686 INTVAL (size), compare it to GET_MODE_MASK instead of
8687 1 << GET_MODE_BITSIZE.
8690 * config/i386/predicates.md (x86_64_immediate_operand): Allow
8691 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
8694 2019-02-13 Martin Liska <mliska@suse.cz>
8697 * cfgrtl.c (remove_barriers_from_footer): New function.
8698 (try_redirect_by_replacing_jump): Use it.
8699 (cfg_layout_redirect_edge_and_branch): Likewise.
8701 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8703 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
8704 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
8705 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
8706 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
8707 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
8708 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
8710 * config/rs6000/rs6000.c (builtin_function_type)
8711 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
8712 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
8713 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
8714 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
8715 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
8717 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
8719 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
8720 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
8722 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
8725 * config/i386/i386.md (*movoi_internal_avx): Revert revision
8726 268678 and revision 268657.
8727 (*movti_internal): Likewise.
8729 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
8732 * config/s390/s390.c (s390_decompose_address): Update comment.
8733 (s390_check_qrst_address): Reject invalid address forms after
8736 2019-02-12 Martin Liska <mliska@suse.cz>
8739 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
8740 we need default values of funct_state for a function that
8743 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
8745 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
8746 the object to pick the size of stores on strict-alignment platforms.
8748 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
8749 (*movdi_insn_sp32): Likewise.
8750 (*movdi_insn_sp64): Likewise.
8752 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
8755 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
8756 types that needs constructiong.
8757 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
8759 2019-02-12 Richard Biener <rguenther@suse.de>
8761 PR tree-optimization/89253
8762 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
8765 2019-02-11 David Malcolm <dmalcolm@redhat.com>
8768 * input.c (selftest::test_line_offset_overflow): New selftest.
8769 (selftest::input_c_tests): Call it.
8771 2019-02-11 Martin Sebor <msebor@redhat.com>
8773 PR tree-optimization/88771
8774 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
8775 when -Wstringop-overflow is set.
8776 (builtin_memref::builtin_memref): Adjust excessive upper bound
8777 only when lower bound is not excessive.
8778 (maybe_diag_overlap): Detect and diagnose excessive bounds via
8779 -Wstringop-ovefflow.
8780 (maybe_diag_offset_bounds): Rename...
8781 (maybe_diag_access_bounds): ...to this.
8782 (check_bounds_or_overlap): Adjust for name change above.
8784 2019-02-11 Martin Sebor <msebor@redhat.com>
8787 * builtins.c (max_object_size): Move from here...
8788 * builtins.h (max_object_size): ...and here...
8789 * tree.c (max_object_size): ...to here...
8790 * tree.h (max_object_size): ...and here.
8792 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
8794 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
8795 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
8796 for correct semantics.
8798 2019-02-11 Alan Modra <amodra@gmail.com>
8800 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
8801 -mlongcall and -mpltseq.
8802 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
8803 (RS/6000 and PowerPC Options <-mpltseq>): Document.
8804 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
8805 * config/rs6000/sysv4.opt (mpltseq): New option.
8806 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
8807 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
8808 support is lacking. Don't allow -mpltseq with -mbss-plt.
8809 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
8810 -mpltseq given for ELFv1.
8811 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
8812 Only use UNSPEC_PLTSEQ for inline PLT calls.
8813 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
8814 use UNSPEC_PLTSEQ for inline PLT calls.
8815 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
8816 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
8817 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
8818 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8819 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8820 (pltseq_mtctr_<mode>): Likewise.
8822 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8824 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
8826 * configure: Regenerate.
8828 2019-02-11 Jakub Jelinek <jakub@redhat.com>
8831 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
8834 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
8836 * function.c (assign_parm_setup_block): Use the stored
8837 size, not the passed size, when allocating stack-space,
8838 also for a parameter with alignment larger than
8839 MAX_SUPPORTED_STACK_ALIGNMENT.
8841 2019-02-11 Martin Liska <mliska@suse.cz>
8844 * ipa-cp.c (build_toporder_info): Remove usage of a param.
8845 * ipa-inline.c (inline_small_functions): Likewise.
8846 * ipa-pure-const.c (propagate_pure_const): Likewise.
8847 (propagate_nothrow): Likewise.
8848 * ipa-reference.c (propagate): Likewise.
8849 * ipa-utils.c (struct searchc_env): Remove unused field.
8850 (searchc): Always search across AVAIL_INTERPOSABLE.
8851 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
8852 the only called IPA pure const can properly not propagate
8853 across interposable boundary.
8854 * ipa-utils.h (ipa_reduced_postorder): Remove param.
8856 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
8858 * config/nds32/nds32.md (call_internal, call_value_internal,
8859 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
8861 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
8863 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
8866 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
8868 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
8871 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
8873 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
8875 2019-02-10 Jakub Jelinek <jakub@redhat.com>
8877 PR tree-optimization/89268
8878 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
8879 if preds is non-NULL.
8881 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8884 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
8887 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
8889 * config/nds32/nds32.md (trap): New pattern.
8891 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
8893 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
8896 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
8898 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
8901 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8903 * ipa-visibility.c (localize_node): Also do not localize
8904 LDPR_PREVAILING_DEF_IRONLY_EXP.
8906 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8909 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
8910 instead of type_with_linkage.
8912 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8915 * params.def (uninlined-function-insns, uninlined-function-time,
8916 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
8917 bound so we don't get overflows.
8919 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
8921 * config/rs6000/rs6000-string.c (expand_compare_loop,
8922 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
8925 2019-02-09 Jakub Jelinek <jakub@redhat.com>
8928 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8929 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
8930 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
8932 2019-02-09 Alan Modra <amodra@gmail.com>
8935 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
8936 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
8939 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
8942 * lra-constraints.c (process_alt_operands): Don't increase reject
8943 for memory when offset memory is required.
8945 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
8947 * config/s390/vector.md: Implement vector copysign.
8949 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8951 * expr.c (expand_constructor): Correct indentations.
8953 2019-02-08 Richard Biener <rguenther@suse.de>
8955 PR tree-optimization/89247
8956 * tree-if-conv.c: Include tree-cfgcleanup.h.
8957 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
8958 (tree_if_conversion): Pass through predicate vector.
8959 (pass_if_conversion::execute): Do CFG cleanup and SSA update
8960 inline, see if any if-converted loops we refrece in
8961 LOOP_VECTORIZED calls vanished and fixup.
8962 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
8964 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
8966 * config/s390/constraints.md (jdd): New constraint.
8968 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8971 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
8972 upper 16 vector registers without TARGET_AVX512VL.
8973 (*movti_internal): Likewise.
8975 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8977 PR rtl-optimization/89234
8978 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
8979 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
8980 (copy_reg_eh_region_note_backward): Likewise.
8982 2019-02-08 Richard Biener <rguenther@suse.de>
8985 * tree-data-ref.c (initialize_matrix_A): Fail if constant
8987 (analyze_subscript_affine_affine): Handle failure from
8988 initialize_matrix_A.
8990 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8992 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
8995 2019-02-07 David Malcolm <dmalcolm@redhat.com>
8997 PR tree-optimization/86637
8998 PR tree-optimization/89235
8999 * tree-vect-loop.c (optimize_mask_stores): Add an
9000 auto_purge_vect_location sentinel to ensure that vect_location is
9003 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
9004 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
9005 to ensure that vect_location is purged on exit.
9006 (pass_slp_vectorize::execute): Likewise, replacing the manual
9008 * tree-vectorizer.h (class auto_purge_vect_location): New class.
9010 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9012 * config/aarch64/iterators.md (max_opp): New code_attr.
9013 (USMAX): New code iterator.
9014 * config/aarch64/predicates.md (aarch64_smin): New predicate.
9015 (aarch64_smax): Likewise.
9016 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
9017 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
9020 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
9023 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
9024 for TARGET_AVX512VL.
9025 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
9027 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
9029 * config/s390/s390-builtin-types.def: Add new types.
9030 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
9031 (s390_vec_xlw4): Make the memory operand into a const pointer.
9032 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
9034 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
9035 a new vector type with the alignment of the scalar memory operand.
9037 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
9038 Jakub Jelinek <jakub@redhat.com>
9041 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
9042 arm_count_ldrdstrd_insns): New declarations.
9043 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
9045 (valid_operands_ldrd_strd): New function.
9046 (arm_count_ldrdstrd_insns): New function.
9047 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
9048 sets instead of single DImode set and define new insns to match this.
9050 2019-02-07 Tamar Christina <tamar.christina@arm.com>
9052 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
9053 Make it a C initializer.
9055 2019-02-07 Tamar Christina <tamar.christina@arm.com>
9058 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
9060 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9062 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
9063 Use neon_dot<q> for type.
9064 (neon_<sup>dot_lane<vsi2qi>): Likewise.
9066 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9068 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
9069 Use neon_dot<q> for type.
9070 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
9071 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
9073 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
9075 PR rtl-optimization/89225
9076 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
9079 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
9081 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
9082 after restoring registers saved to allocate the frame on Windows.
9084 2019-02-06 Richard Biener <rguenther@suse.de>
9086 PR tree-optimization/89182
9087 * graphite.h (cached_scalar_evolution_in_region): Declare.
9088 * graphite.c (struct seir_cache_key): New.
9089 (struct sese_scev_hash): Likewise.
9090 (seir_cache): New global.
9091 (cached_scalar_evolution_in_region): New function.
9092 (graphite_transform_loops): Allocate and release seir_cache.
9093 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
9094 cached_scalar_evolution_in_region.
9095 * graphite-scop-detection.c (scop_detection::can_represent_loop):
9097 (scop_detection::graphite_can_represent_expr: Use
9098 cached_scalar_evolution_in_region.
9099 (scop_detection::stmt_simple_for_scop_p): Likewise.
9100 (find_params_in_bb): Likewise.
9101 (gather_bbs::before_dom_children): Likewise.
9102 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
9103 (add_loop_constraints): Likewise.
9105 2019-02-06 Jakub Jelinek <jakub@redhat.com>
9108 * fold-const-call.c (fold_const_vec_convert): Pass true as last
9109 operand to new_unary_operation only if both element types are integral
9110 and it isn't a widening conversion. Return NULL_TREE if
9111 new_unary_operation failed.
9113 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
9116 * config/s390/s390.md: Remove load and test FP splitter.
9118 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
9121 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
9122 expand_compare_loop, expand_block_compare_gpr,
9123 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
9124 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
9125 #include "profile-count.h" and "predict.h" for types and functions
9126 needed to work with REG_BR_PROB notes.
9128 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
9131 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
9132 for the long branch case.
9134 2019-02-05 Jakub Jelinek <jakub@redhat.com>
9137 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
9138 can throw, non-call exceptions are enabled and we can't delete
9139 dead exceptions or alter cfg. Set must_clean if
9140 delete_insn_and_edges returns true, don't set it blindly for calls.
9141 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
9143 PR rtl-optimization/89195
9144 * combine.c (make_extraction): For MEMs, don't extract bytes outside
9145 of the original MEM.
9147 2019-02-05 Martin Liska <mliska@suse.cz>
9149 PR gcov-profile/89000
9150 * gcov.c (function_summary): Remove argument.
9151 (file_summary): New function.
9152 (print_usage): Replace tabs with spaces.
9153 (generate_results): Use new function file_summary.
9155 2019-02-05 Jakub Jelinek <jakub@redhat.com>
9158 * optabs.c (prepare_cmp_insn): Pass x and y to
9159 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
9161 2019-02-05 Richard Biener <rguenther@suse.de>
9164 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
9165 (struct bitmap_element): Drop chain_prev so we properly recurse on
9166 the prev member, supporting tree views.
9167 (struct bitmap_head): GTY skip the obstack member.
9169 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
9172 * doc/extend.texi (Vector Extensions): Add an example of using vector
9173 types together with x86 intrinsics.
9175 2019-02-04 Alan Modra <amodra@gmail.com>
9177 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
9178 str[] size to 160, and comment.
9180 2019-02-04 Alan Modra <amodra@gmail.com>
9182 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
9183 (rs6000_pltseq_template): Guard output of TLS markers with
9185 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
9186 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
9187 to use inline PLT sequences.
9188 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
9189 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
9190 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
9192 2019-02-04 Martin Liska <mliska@suse.cz>
9195 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
9196 out when ipa_fn_summaries does not contain entry for callee.
9198 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
9200 * config/sparc/sparc.h: Remove superfluous blank lines.
9201 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
9202 (got_register_rtx): ...this.
9203 (sparc_got): Adjust to above renaming.
9204 (sparc_tls_got): Likewise.
9205 (sparc_delegitimize_address): Likewise.
9206 (sparc_output_mi_thunk): Likewise.
9207 (sparc_init_pic_reg): Likewise.
9208 (save_local_or_in_reg_p): Fix test on the GOT register.
9209 (USE_HIDDEN_LINKONCE): Move around.
9210 (get_pc_thunk_name): Likewise.
9211 (gen_load_pcrel_sym): Likewise.
9212 (load_got_register): Likewise.
9214 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
9216 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
9217 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
9219 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
9221 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
9224 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
9226 * config.gcc (with_nds32_lib, glibc):
9227 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
9228 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
9229 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
9231 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
9234 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
9235 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
9236 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
9237 (*rcpsf2_sse): Ditto.
9238 (*rsqrtsf2_sse): Ditto.
9239 (sse4_1_round<mode<2): Ditto.
9241 2019-02-03 Richard Biener <rguenther@suse.de>
9244 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
9247 2019-02-02 Jakub Jelinek <jakub@redhat.com>
9250 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9251 Punt with warning on aggregate return or argument types. Ignore
9252 type/mode checking for uniform arguments.
9254 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
9256 * combine.c (try_combine): Do not print "Can't combine" messages unless
9257 printing failed combination attempts.
9259 2019-02-01 Martin Jambor <mjambor@suse.cz>
9262 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
9263 segment and global segment variables before making them static.
9265 2019-02-01 Martin Jambor <mjambor@suse.cz>
9267 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
9268 missed optimization dump with dump_enabled_p.
9270 2019-02-01 Richard Biener <rguenther@suse.de>
9273 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
9274 the instantiate cache.
9275 (instantiate_scev_binary): Elide second operand procesing
9276 if equal to the first.
9277 * tree-chrec.c (chrec_contains_symbols): Add visited set.
9278 (chrec_contains_undetermined): Likewise.
9279 (tree_contains_chrecs): Likewise.
9281 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
9283 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
9285 2019-02-01 Jakub Jelinek <jakub@redhat.com>
9287 PR tree-optimization/89143
9288 * wide-int-range.h (wide_int_range_absu): Declare.
9289 * wide-int-range.cc (wide_int_range_absu): New function.
9290 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
9292 PR tree-optimization/88107
9293 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
9294 instead of assertion that eh_region_outermost is non-NULL, if it
9295 is NULL, set *ALL to true and return NULL.
9296 (move_sese_region_to_fn): Adjust caller, if all is set, call
9297 duplicate_eh_regions with NULL region.
9299 2019-02-01 Richard Biener <rguenth@suse.de>
9301 PR rtl-optimization/88593
9302 * mode-switching.c (optimize_mode_switching): Free dominators before
9303 calling cleanup_cfg.
9305 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
9307 PR tree-optimization/88932
9308 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
9310 2019-01-31 Jakub Jelinek <jakub@redhat.com>
9313 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
9314 bogus clang warning.
9316 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
9319 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
9320 alternative to avoid partial SSE register stall for TARGET_AVX.
9321 (truncdfsf2): Ditto.
9322 (sse4_1_round<mode>2): Ditto.
9324 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
9326 PR tree-optimization/89008
9327 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
9328 process anything of the form X * 0.
9330 2019-01-31 Richard Biener <rguenther@suse.de>
9332 PR tree-optimization/89135
9333 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
9334 with abnormal preds.
9336 2019-01-31 Jakub Jelinek <jakub@redhat.com>
9339 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
9340 always_inline callees into no_sanitize_address callers.
9342 2019-01-31 Richard Biener <rguenther@suse.de>
9344 PR rtl-optimization/89115
9345 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
9347 2019-01-30 Martin Sebor <msebor@redhat.com>
9350 * doc/extend.texi (cast to a union): Correct and expand.
9352 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
9354 PR rtl-optimization/87246
9355 * lra-constraints.c (simplify_operand_subreg): Reload memory
9356 in subreg if the address became invalid.
9358 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
9361 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
9362 Disable for little-endian.
9364 2019-01-30 Richard Biener <rguenther@suse.de>
9366 PR rtl-optimization/89115
9367 * opts.c (default_options_optimization): Reduce
9368 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
9369 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
9372 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
9374 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
9375 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
9376 type of vector element when vec_extract is implemented by direct
9379 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
9381 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
9383 2019-01-30 Richard Biener <rguenther@suse.de>
9385 PR tree-optimization/89111
9386 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
9387 canonicalization to appropriately sized access types.
9389 2019-01-30 Jakub Jelinek <jakub@redhat.com>
9392 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
9393 for arguments to functions that are TU-local and shouldn't be
9394 referenced by assembly.
9396 2019-01-30 Ulrich Drepper <drepper@redhat.com>
9398 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
9401 2019-01-29 Martin Sebor <msebor@redhat.com>
9404 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
9406 2019-01-29 Jakub Jelinek <jakub@redhat.com>
9410 * omp-simd-clone.c (simd_clone_clauses_extract)
9411 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
9412 OMP_CLAUSE_ALIGNED_ALIGNMENT.
9414 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
9416 * config.gcc: Force .init_array for ARC.
9418 2019-01-29 Richard Biener <rguenther@suse.de>
9421 * dwarf2out.c (collect_skeleton_dies): New helper.
9422 (copy_decls_for_unworthy_types): Call it.
9423 (build_abbrev_table): Assert we do not try to replace
9424 DW_AT_signature refs with local refs.
9426 2019-01-28 Jakub Jelinek <jakub@redhat.com>
9429 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
9430 for lastprivate/linear IV, push gimplify context around gimplify_assign
9431 and, if it needed any temporaries, pop it into a gimple bind around the
9434 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
9436 * common.opt (-Wattribute-alias): Remove "no-" from name.
9437 Make -Wattribute-alias command line option and
9438 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
9440 2019-01-28 Jakub Jelinek <jakub@redhat.com>
9443 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
9444 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
9446 (bmi2): Add missing @opindex.
9447 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
9448 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
9449 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
9450 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
9451 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
9452 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
9453 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
9454 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
9455 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
9456 xsavec, xsaveopt and xsaves options.
9458 2019-01-28 Richard Biener <rguenther@suse.de>
9461 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
9464 2019-01-28 Richard Biener <rguenther@suse.de>
9466 PR tree-optimization/88739
9467 * tree-cfg.c (verify_types_in_gimple_reference): Verify
9468 BIT_FIELD_REFs only are applied to mode-precision operands
9469 when they are integral.
9470 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
9471 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
9472 BIT_FIELD_REFs of non-mode-precision integral operands.
9474 2019-01-27 Jakub Jelinek <jakub@redhat.com>
9477 * config/i386/sse.md
9478 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
9479 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
9480 first constants in pairs are multiples of 2. Formatting fixes.
9481 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
9482 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
9483 first constants in each quadruple are multiples of 4. Formatting fixes.
9485 2019-01-26 Martin Jambor <mjambor@suse.cz>
9488 * tree-inline.c: Include tree-cfgcleanup.h.
9489 (delete_unreachable_blocks_update_callgraph): Move...
9490 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
9491 ...here, make externally visible, make second argument bool, adjust
9493 * tree-cfgcleanup.c: Include cgraph.h.
9494 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
9496 * ipa-prop.c: Include tree-cfgcleanup.h.
9497 (ipcp_transform_function): Call
9498 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
9500 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
9502 PR rtl-optimization/88846
9503 * ira.c (process_set_for_memref_referenced_p): New.
9504 (memref_referenced_p): Add new param. Use
9505 process_set_for_memref_referenced_p. Add new switch cases.
9506 (memref_used_between_p): Pass new arg to memref_referenced_p.
9508 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
9511 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
9512 argument ABI_BREAK. Set to true if the calculated alignment has
9513 changed in gcc-9. Check bit-fields for their base type alignment.
9514 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
9515 (aarch64_function_arg_boundary): Likewise.
9516 (aarch64_gimplify_va_arg_expr): Likewise.
9518 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
9521 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
9522 instead of accessing TREE_INT_CST_ELT directly.
9524 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
9526 * doc/sourcebuild.texi (Environment attributes): Add fenv and
9527 fenv_exceptions description.
9529 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
9531 PR rtl-optimization/87763
9532 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
9533 Allow SUBREG when matching CC_NZmode compare.
9535 2019-01-25 Richard Biener <rguenther@suse.de>
9537 PR tree-optimization/89049
9538 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
9539 Look at the pattern stmt to determine if the stmt is vectorized.
9541 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
9543 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
9544 (pred_mov<mode>): Handle all-register forms using both a new
9545 alternative and a split.
9547 2019-01-25 Richard Biener <rguenther@suse.de>
9549 PR tree-optimization/86865
9550 * graphite-scop-detection.c (scop_detection::can_represent_loop):
9551 Reject non-do-while loops.
9553 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
9555 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
9556 * config/rs6000/constraints.md (Q constraint): Use REG_P.
9557 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
9558 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
9559 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
9560 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9561 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
9562 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
9563 vlogical_operand, gpc_reg_operand, int_reg_operand,
9564 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
9565 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
9566 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
9567 (save_world_operation, restore_world_operation, lmw_operation,
9568 stmw_operation): Use MEM_P and REG_P.
9569 (tie_operand): Use MEM_P.
9570 (vrsave_operation, crsave_operation): Use REG_P.
9571 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
9572 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
9573 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
9574 (call_operand): Use HARD_REGISTER_P.
9575 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
9577 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
9578 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
9579 quad_aligned_load_p, replace_swapped_aligned_store,
9580 recombine_lvx_pattern, replace_swapped_aligned_load,
9581 recombine_stvx_pattern): Use MEM_P.
9582 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
9583 Use MEM_P and SYMBOL_REF_P.
9584 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
9585 (insn_is_swappable_p): Use REG_P and MEM_P.
9586 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
9587 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
9589 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
9591 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
9593 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
9594 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
9595 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
9596 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
9598 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
9599 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
9600 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
9601 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
9602 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
9603 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
9604 rs6000_split_logical_di): Use CONST_INT_P.
9605 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
9606 REG_P and SYMBOL_REF_P.
9607 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
9608 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
9609 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
9610 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
9611 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
9612 (small_data_operand, print_operand_address): Use CONST_INT_P and
9614 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
9615 (rs6000_init_hard_regno_mode_ok, direct_move_p):
9616 Use HARD_REGISTER_NUM_P.
9617 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
9618 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
9619 SUBREG_P and SYMBOL_REF_P.
9620 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
9621 and HARD_REGISTER_NUM_P.
9622 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
9624 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
9625 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
9627 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
9628 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
9629 find_addr_reg): Use REG_P.
9630 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
9631 (rs6000_emit_le_vsx_move): Use SUBREG_P.
9632 (offsettable_ok_by_alignment, constant_pool_expr_p,
9633 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
9634 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
9635 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
9636 rs6000_assemble_integer, create_TOC_reference,
9637 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
9638 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
9639 (rs6000_split_vec_extract_var): Use reg_or_subregno.
9640 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
9641 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
9642 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9643 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9644 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
9645 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
9646 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
9647 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
9648 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
9649 and cbranch<mode>4): Use CONST_INT_P.
9650 (multiple define_splits): Use REG_P and SUBREG_P.
9651 (define_expands call, call_value): Use MEM_P.
9652 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
9653 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
9654 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
9655 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
9656 and HARD_REGISTER_NUM_P.
9657 (multiple define_splits): Use HARD_REGISTER_NUM_P.
9659 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
9661 PR rtl-optimization/88948
9662 * rtl.h (prepare_copy_insn): New prototype.
9663 * gcse.c (prepare_copy_insn): New function, split out from
9664 process_insert_insn.
9665 (process_insert_insn): Use prepare_copy_insn.
9666 * store-motion.c (replace_store_insn): Use prepare_copy_insn
9667 instead of gen_move_insn.
9669 2019-01-24 Jakub Jelinek <jakub@redhat.com>
9672 * config/i386/i386.c (ix86_pic_register_p): Return true for
9675 PR tree-optimization/88964
9676 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
9677 punt if HONOR_SNANS (chrec).
9680 * tree-nested.c (convert_nonlocal_reference_stmt,
9681 convert_local_reference_stmt, convert_tramp_reference_stmt,
9682 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
9683 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
9686 PR tree-optimization/89027
9687 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
9688 for "omp simd array" variables.
9690 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
9693 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
9694 force the alignment of m_val.
9696 2019-01-24 Richard Biener <rguenther@suse.de>
9699 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
9700 When in "legacy" debug mode make sure to reset self-origins.
9702 2019-01-24 Martin Liska <mliska@suse.cz>
9704 PR gcov-profile/88994
9705 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
9706 result will be always smaller or equal to the original.
9707 * gcov.c (mangle_name): Fix else branch where we should
9708 also copy to PTR and shift the pointer.
9710 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
9712 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
9713 * vr-values.c (find_case_label_ranges): Fix a comment typo.
9715 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
9717 * common/config/i386/i386-common.c
9718 (OPTION_MASK_ISA_ENQCMD_SET,
9719 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
9720 (ix86_handle_option): Handle -menqcmd.
9721 * config.gcc (enqcmdintrin.h): New header file.
9722 * config/i386/cpuid.h (bit_ENQCMD): New bit.
9723 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
9725 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
9727 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
9728 __builtin_ia32_enqcmds): New builtins.
9729 * config/i386/i386-c.c (__ENQCMD__): New macro.
9730 * config/i386/i386-option.c (ix86_target_string): Add
9732 (ix86_valid_target_attribute_inner_p): Likewise.
9733 * config/i386/i386-expand.c
9734 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
9735 IX86_BUILTIN_ENQCMDS.
9736 * config/i386/i386.h (TARGET_ENQCMD): New.
9737 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
9738 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
9739 (movdir64b_<mode>): Parameterize to enable share expansion code
9740 with ENQCMD in function ix86_expand_builtin.
9741 * config/i386/i386.opt: Add -menqcmd.
9742 * config/i386/immintrin.h: Include enqcmdintrin.h.
9743 * config/i386/enqcmdintrin.h: New intrinsic file.
9744 * doc/invoke.texi: Add -menqcmd.
9746 2019-01-23 Bin Cheng <bin.cheng@arm.com>
9747 Steve Ellcey <sellcey@marvell.com>
9750 * recog.c (address_operand): Return false on wrong mode for address.
9751 (constrain_operands): Check for mode with 'p' constraint.
9753 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
9756 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
9757 Disparage MMX alternative.
9758 (sse2_cvtpd2pi): Ditto.
9759 (sse2_cvttpd2pi): Ditto.
9761 2019-01-23 David Malcolm <dmalcolm@redhat.com>
9764 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
9765 use-after-free of the result of
9766 aarch64_get_extension_string_for_isa_flags.
9768 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9771 * doc/extend.texi: Document break and continue behavior in
9772 statement expressions.
9774 2019-01-23 Richard Biener <rguenther@suse.de>
9776 PR tree-optimization/89008
9777 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
9778 not leave another stray operand.
9780 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9782 * BASE-VER: Bump to 9.0.1.
9784 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
9786 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
9787 thunk that returns by reference, use the type of the return object
9788 of the thunk instead of that of the alias to build the dereference.
9790 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
9792 * config/arc/atomic.md: Add operand to DMB instruction.
9794 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9796 PR tree-optimization/88964
9797 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
9798 build_zero_cst instead of build_int_cst. Return false for loop
9799 invariants which honor signed zeros.
9801 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
9803 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
9805 2019-01-22 Jakub Jelinek <jakub@redhat.com>
9808 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
9809 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
9810 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
9813 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
9814 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
9817 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
9818 Disable for little endian.
9820 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
9823 * config/arm/arm.c (arm_needs_double_word_align): Check
9824 DECL_BIT_FIELD_TYPE.
9826 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
9827 H.J. Lu <hongjiu.lu@intel.com>
9830 * config/i386/i386-builtin.def: Add mask2 to all builtin
9831 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
9833 * config/i386/i386.c (BDESC): Add mask2 to the definition.
9834 (BDESC_FIRST): Likewise.
9835 (define_builtin): Add an argument for mask2. Updated to handle
9836 both ix86_isa_flags and ix86_isa_flags2.
9837 (define_builtin_const): Likewise.
9838 (define_builtin_pure): Likewise.
9839 (define_builtin2): Deleted.
9840 (define_builtin_const2): Likewise.
9841 (builtin_description): Add a member, mask2.
9842 (bdesc_*): Add mask2 to builtin initializations.
9843 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
9844 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
9846 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
9848 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
9851 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
9854 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
9857 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
9858 alignment is dominated by a bitfield with 64-bit aligned base type.
9859 (arm_function_arg): Emit a warning if the alignment has changed since
9860 earlier GCC releases.
9861 (arm_function_arg_boundary): Likewise.
9862 (arm_setup_incoming_varargs): Likewise.
9864 2019-01-22 Richard Biener <rguenther@suse.de>
9866 PR tree-optimization/88862
9867 * graphite-scop-detection.c
9868 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
9870 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
9872 * doc/extend.tex (AMD GCN Function Attributes): New section.
9873 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
9874 * doc/invoke.texi (AMD GCN Options): New section.
9875 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
9877 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
9879 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
9880 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
9882 2019-01-22 Jakub Jelinek <jakub@redhat.com>
9884 PR tree-optimization/88044
9885 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
9886 is false in the first iteration, but !every_iteration, return false
9887 instead of true with niter->niter zero.
9889 PR rtl-optimization/88904
9890 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
9891 any nonequal registers before processing BB_END (b).
9894 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
9896 (expand_binop_directly, expand_doubleword_clz,
9897 expand_doubleword_popcount, expand_ctz, expand_ffs,
9898 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
9900 PR rtl-optimization/49429
9902 PR rtl-optimization/86334
9904 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
9905 addressable from here...
9906 (emit_block_op_via_libcall): ... to here.
9908 2019-01-22 Richard Biener <rguenther@suse.de>
9910 * tree-vect-loop.c (vect_analyze_loop_operations): Use
9911 auto_vec for cost vector to fix memleak.
9912 (vectorize_fold_left_reduction): Properly gather SLP defs.
9913 (vectorizable_comparison): Do not swap operands to properly
9916 2019-01-22 Alan Modra <amodra@gmail.com>
9919 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
9920 stays a reg. Allow a const_int.
9921 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
9922 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
9923 (IS_NOMARK_TLSGETADDR): Define.
9924 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
9925 (rs6000_output_tlsargs): New function.
9926 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
9927 __tls_get_addr call takes an arg.
9928 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
9929 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
9931 (call_value_nonlocal_sysv): ..or here, delete split.
9932 (tls_gdld_nomark): Delete.
9933 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
9934 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
9935 (call_value_nonlocal_sysv): Likewise.
9936 (call_value_nonlocal_sysv_secure): Likewise.
9937 (call_value_nonlocal_aix): Likewise.
9938 (call_value_indirect_aix): Likewise.
9939 (call_value_indirect_elfv2): Likewise.
9940 (call_value_local32, call_value_local64): Disable for no-mark tls.
9941 (call_value_local_aix): Likewise.
9943 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
9946 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
9947 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
9949 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
9951 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
9952 string contents as hash_map keys.
9954 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9957 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
9958 for rvalue context. Handle rvalues correctly. Use min_align_of_type
9959 instead of TYPE_ALIGN.
9960 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
9961 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
9962 pointer from TYPE_STUB_DECL.
9964 2019-01-21 Richard Biener <rguenther@suse.de>
9966 PR tree-optimization/88934
9967 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
9968 at the possibly non-constant operand.
9969 (vect_get_constant_vectors): Adjust.
9971 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
9974 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
9975 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
9976 instead of _X86INTRIN_H_INCLUDED.
9977 * onfig/i386/clwbintrin.h: Likewise.
9978 * config/i386/pkuintrin.h: Likewise.
9979 * config/i386/prfchwintrin.h: Likewise.
9980 * config/i386/rdseedintrin.h: Likewise.
9981 * config/i386/wbnoinvdintrin.h: Likewise.
9982 * config/i386/xsavecintrin.h: Likewise.
9983 * config/i386/xsavesintrin.h: Likewise.
9984 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
9985 * config/i386/xsaveintrin.h: Likewise.
9986 * config/i386/xsaveoptintrin.h: Likewise.
9987 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
9988 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
9989 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
9990 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
9991 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
9992 * config/i386/immintrin.h: Here.
9994 2019-01-20 Martin Jambor <mjambor@suse.cz>
9997 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
9998 with aa_walk_budget.
9999 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
10000 aa_walk_budget_p parameter.
10001 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
10002 walk. Updated all callers.
10003 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
10004 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
10006 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
10007 parameter info. Extract info from fbi. Pass fbi to recursive calls
10008 and to unmodified_parm.
10009 (phi_result_unknown_predicate): New parameter fbi, removed parameter
10010 info, updated call to will_be_nonconstant_expr_predicate.
10011 (param_change_prob): New parameter fbi, limit AA walking.
10012 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
10013 calls to various above functions.
10014 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
10015 parameter. Use it to limit AA walking.
10016 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
10017 fbi, limit AA walk.
10018 (detect_type_change): New parameter fbi, pass it on to
10019 detect_type_change_from_memory_writes.
10020 (detect_type_change_ssa): Likewise.
10021 (aa_overwalked): Removed.
10022 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
10023 accordingly, adjust to the neew AA limiting scheme.
10024 (parm_ref_data_preserved_p): Likewise.
10025 (ipa_compute_jump_functions_for_edge): Adjust call to
10027 (ipa_analyze_call_uses): Likewise.
10028 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
10029 (ipa_analyze_node): Initialize aa_walk_budget.
10030 (ipcp_transform_function): Likewise.
10031 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
10032 to get_dynamic_type.
10034 2019-01-19 Jakub Jelinek <jakub@redhat.com>
10036 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
10037 outside of #if CHECKING_P code.
10039 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
10041 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
10042 New function, split out from...
10043 (loop_versioning::analyze_stride): ...here.
10044 (loop_versioning::find_per_loop_multiplication): Use gassign.
10045 (loop_versioning::analyze_term_using_scevs): Return a success code.
10046 (loop_versioning::analyze_arbitrary_term): New function.
10047 (loop_versioning::analyze_address_fragment): Use
10048 analyze_arbitrary_term if all else fails.
10050 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
10053 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
10056 2019-01-18 Richard Biener <rguenther@suse.de>
10058 PR tree-optimization/88903
10059 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
10060 scalar stmts a SLP shift amount is composed of when detecting
10063 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
10066 * config/arm/arm-cpus.in (mp): New feature.
10067 (sec): New feature.
10068 (fgroup ARMv7ve): Add mp and sec features.
10069 (arch armv7-a): Add options to allow mp and sec extensions.
10070 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
10071 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
10072 extenstions to the base architecture.
10073 (cpu cortex-a8): Add sec extension to the base architecture.
10074 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
10075 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
10076 variants down to the base v7-a varaint.
10077 * config/arm/t-multilib (v7_a_arch_variants): New variable.
10078 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
10079 of permitted extensions for -march=armv7-a and for
10080 -mcpu=generic-armv7-a.
10082 2019-01-18 Martin Liska <mliska@suse.cz>
10084 * params.def: Fix comment.
10085 * tree-profile.c (gimple_init_gcov_profiler): Bump function
10087 (gimple_gen_ic_func_profiler): Likewise.
10089 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10091 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
10092 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
10093 and put in error checks for stack protector guard options.
10094 (aarch64_stack_protect_guard): New.
10095 (TARGET_STACK_PROTECT_GUARD): Define.
10096 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
10097 (reg_stack_protect_address<mode>): New.
10098 (stack_protect_set): Adjust for SSP_GLOBAL.
10099 (stack_protect_test): Likewise.
10100 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
10101 (-mstack-protector-guard): Likewise.
10102 (-mstack-protector-guard-offset): Likewise.
10104 2019-01-18 Jakub Jelinek <jakub@redhat.com>
10106 PR tree-optimization/86214
10107 * tree-inline.h (struct copy_body_data): Add
10108 add_clobbers_to_eh_landing_pads member.
10109 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
10110 (copy_edges_for_bb): Call it if EH edge destination is <
10111 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
10112 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
10113 if flag_stack_reuse != SR_NONE and clear it afterwards.
10115 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
10118 * doc/install.texi (with-multilib-list): Document for aarch64.
10120 2019-01-18 Jakub Jelinek <jakub@redhat.com>
10123 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
10124 (("..."))) with ("...").
10126 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
10128 * doc/extend.texi (Built-in Functions for Memory Model Aware
10129 Atomic Operations): Document atomic fetch and nand.
10131 2019-01-18 Martin Liska <mliska@suse.cz>
10132 Richard Biener <rguenther@suse.de>
10134 PR middle-end/88587
10135 * cgraph.h (create_version_clone_with_body): Add new argument
10137 * cgraphclones.c (cgraph_node::create_version_clone): Add
10138 DECL_ATTRIBUTES to a newly created decl. And call
10139 valid_attribute_p so that proper cl_target_optimization_node
10140 is set for the newly created declaration.
10141 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
10143 (expand_target_clones): Do not call valid_attribute_p, it must
10145 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
10148 2019-01-17 Jakub Jelinek <jakub@redhat.com>
10151 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
10152 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
10153 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
10155 2019-01-17 Martin Sebor <msebor@redhat.com>
10157 PR middle-end/88273
10158 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
10159 Handle anti-ranges the same as no range at all.
10161 2018-01-17 Steve Ellcey <sellcey@cavium.com>
10163 * config/aarch64/aarch64.c (cgraph.h): New include.
10164 (intl.h): New include.
10165 (supported_simd_type): New function.
10166 (currently_supported_simd_type): Ditto.
10167 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
10168 (aarch64_simd_clone_adjust): Ditto.
10169 (aarch64_simd_clone_usable): Ditto.
10170 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
10171 (TARGET_SIMD_CLONE_ADJUST): Ditto.
10172 (TARGET_SIMD_CLONE_USABLE): Ditto.
10173 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
10174 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
10177 2019-01-17 Martin Sebor <msebor@redhat.com>
10179 PR tree-optimization/88800
10180 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
10181 NO_WARNING bit here. Avoid folding out-of-bounds calls.
10182 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
10183 redundant argument. Add new argument and issue diagnostics under
10184 its control. Detect out-of-bounds access even with warnings
10186 (check_bounds_or_overlap): Change return type. Add argument.
10187 (wrestrict_dom_walker::check_call): Adjust.
10188 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
10189 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
10190 check_bounds_or_overlap's return value.
10191 (handle_builtin_stxncpy): Same.
10192 (handle_builtin_strcat): Same.
10194 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
10195 Kwok Cheung Yeung <kcy@codesourcery.com>
10196 Julian Brown <julian@codesourcery.com>
10197 Tom de Vries <tom@codesourcery.com>
10199 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
10201 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
10203 * doc/sourcebuild.texi: Document dg-require-effective-target
10204 llvm_binutils and offload_gcn.
10206 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
10207 Kwok Cheung Yeung <kcy@codesourcery.com>
10208 Julian Brown <julian@codesourcery.com>
10209 Tom de Vries <tom@codesourcery.com>
10211 * doc/sourcebuild.texi: Document dg-required-effective-target
10214 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
10215 Kwok Cheung Yeung <kcy@codesourcery.com>
10216 Julian Brown <julian@codesourcery.com>
10217 Tom de Vries <tom@codesourcery.com>
10218 Jan Hubicka <hubicka@ucw.cz>
10219 Martin Jambor <mjambor@suse.cz>
10221 * config.gcc: Add amdgcn*-*-amdhsa configuration.
10222 * configure.ac: Check for dlopen.
10223 * configure: Regenerate.
10225 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
10226 Kwok Cheung Yeung <kcy@codesourcery.com>
10227 Julian Brown <julian@codesourcery.com>
10228 Tom de Vries <tom@codesourcery.com>
10229 Jan Hubicka <hubicka@ucw.cz>
10230 Martin Jambor <mjambor@suse.cz>
10232 * common/config/gcn/gcn-common.c: New file.
10233 * config/gcn/driver-gcn.c: New file.
10234 * config/gcn/gcn-builtins.def: New file.
10235 * config/gcn/gcn-hsa.h: New file.
10236 * config/gcn/gcn-modes.def: New file.
10237 * config/gcn/gcn-opts.h: New file.
10238 * config/gcn/gcn-passes.def: New file.
10239 * config/gcn/gcn-protos.h: New file.
10240 * config/gcn/gcn-run.c: New file.
10241 * config/gcn/gcn-tree.c: New file.
10242 * config/gcn/gcn.c: New file.
10243 * config/gcn/gcn.h: New file.
10244 * config/gcn/gcn.opt: New file.
10245 * config/gcn/t-gcn-hsa: New file.
10247 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
10248 Kwok Cheung Yeung <kcy@codesourcery.com>
10249 Julian Brown <julian@codesourcery.com>
10250 Tom de Vries <tom@codesourcery.com>
10251 Jan Hubicka <hubicka@ucw.cz>
10252 Martin Jambor <mjambor@suse.cz>
10254 * config/gcn/constraints.md: New file.
10255 * config/gcn/gcn-valu.md: New file.
10256 * config/gcn/gcn.md: New file.
10257 * config/gcn/predicates.md: New file.
10259 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
10261 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
10262 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
10263 (stmt_uses_0_or_null_in_undefined_way): Likewise.
10264 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
10266 2019-01-17 Tamar Christina <tamar.christina@arm.com>
10269 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
10270 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
10271 it and document registers.
10273 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10275 * config/aarch64/aarch64.c (ares_tunings): Define.
10276 * config/aarch64/aarch64-cores.def (ares): Use the above.
10278 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
10282 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
10284 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
10285 (_mm512_fixupimm_round_pd): Update parameters and builtin.
10286 (_mm512_maskz_fixupimm_round_pd): Ditto.
10287 (_mm512_fixupimm_round_ps): Ditto.
10288 (_mm512_maskz_fixupimm_round_ps): Ditto.
10289 (_mm_fixupimm_round_sd): Ditto.
10290 (_mm_maskz_fixupimm_round_sd): Ditto.
10291 (_mm_fixupimm_round_ss): Ditto.
10292 (_mm_maskz_fixupimm_round_ss): Ditto.
10293 (_mm512_fixupimm_pd): Ditto.
10294 (_mm512_maskz_fixupimm_pd): Ditto.
10295 (_mm512_fixupimm_ps): Ditto.
10296 (_mm512_maskz_fixupimm_ps): Ditto.
10297 (_mm_fixupimm_sd): Ditto.
10298 (_mm_maskz_fixupimm_sd): Ditto.
10299 (_mm_fixupimm_ss): Ditto.
10300 (_mm_maskz_fixupimm_ss): Ditto.
10301 (_mm512_mask_fixupimm_round_pd): Update builtin.
10302 (_mm512_mask_fixupimm_round_ps): Ditto.
10303 (_mm_mask_fixupimm_round_sd): Ditto.
10304 (_mm_mask_fixupimm_round_ss): Ditto.
10305 (_mm512_mask_fixupimm_pd): Ditto.
10306 (_mm512_mask_fixupimm_ps): Ditto.
10307 (_mm_mask_fixupimm_sd): Ditto.
10308 (_mm_mask_fixupimm_ss): Ditto.
10309 * config/i386/avx512vlintrin.h:
10310 (_mm256_fixupimm_pd): Update parameters and builtin.
10311 (_mm256_maskz_fixupimm_pd): Ditto.
10312 (_mm256_fixupimm_ps): Ditto.
10313 (_mm256_maskz_fixupimm_ps): Ditto.
10314 (_mm_fixupimm_pd): Ditto.
10315 (_mm_maskz_fixupimm_pd): Ditto.
10316 (_mm_fixupimm_ps): Ditto.
10317 (_mm_maskz_fixupimm_ps): Ditto.
10318 (_mm256_mask_fixupimm_pd): Update builtin.
10319 (_mm256_mask_fixupimm_ps): Ditto.
10320 (_mm_mask_fixupimm_pd): Ditto.
10321 (_mm_mask_fixupimm_ps): Ditto.
10322 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
10323 * config/i386/i386-builtin.def: Update builtin definitions.
10324 * config/i386/i386.c: Handle new builtin types and remove useless ones.
10325 * config/i386/sse.md: Update VFIXUPIMM* patterns.
10326 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
10327 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
10328 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
10329 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
10330 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
10331 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
10332 * config/i386/subst.md:
10333 (round_saeonly_sd_mask_operand4): Add new subst_attr.
10334 (round_saeonly_sd_mask_op4): Ditto.
10335 (round_saeonly_expand_operand5): Ditto.
10336 (round_saeonly_expand): Update.
10338 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
10342 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
10344 * config/i386/sse.md: Combine VFIXUPIMM* patterns
10345 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
10346 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
10347 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
10348 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
10349 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
10350 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
10352 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
10356 2018-12-15 Jakub Jelinek <jakub@redhat.com>
10359 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
10360 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
10361 instead of UNSPEC_FIXUPIMM.
10363 2019-01-17 Richard Biener <rguenther@suse.de>
10366 * dwarf2out.c (want_pubnames): Never generate pubnames sections
10367 and friends for the LTO part of debug info.
10369 2019-01-17 Jakub Jelinek <jakub@redhat.com>
10371 PR tree-optimization/86214
10372 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
10375 PR rtl-optimization/88870
10376 * dce.c (deletable_insn_p): Never delete const/pure calls that can
10377 throw if we can't alter the cfg or delete dead exceptions.
10378 (mark_insn): Don't call find_call_stack_args for such calls.
10380 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
10382 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
10383 prototypes for vec_st.
10384 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
10385 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
10386 mainly on signed/unsigned long long and double.
10388 2019-01-16 David Malcolm <dmalcolm@redhat.com>
10391 * combine.c (delete_noop_moves): Convert to "bool" return,
10392 returning true if any edges are eliminated.
10393 (combine_instructions): Also return true if delete_noop_moves
10396 2019-01-16 Tamar Christina <tamar.christina@arm.com>
10398 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
10399 correct max nunits for endian swap.
10400 (aarch64_expand_fcmla_builtin): Correct subreg code.
10401 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
10402 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
10405 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
10407 * config/alpha/alpha.c (alpha_gimplify_va_arg):
10408 Handle split indirect COMPLEX_TYPE arguments.
10410 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
10413 * config/aarch64/aarch64-modes.def: Add comment about how the carry
10414 bit is set by add and compare.
10415 (CC_ADC): New CC_MODE.
10416 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
10417 to cache the code and mode of X. Adjust the shape of a CC_Cmode
10418 comparison. Add detection for CC_ADCmode.
10419 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
10421 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
10422 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
10423 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
10424 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
10425 to eliminate the need for zero-extending the operands.
10426 (add<mode>3_compareC_imm): Delete. Merge into ...
10427 (add<mode>3_compareC): ... this. Restructure the comparison to
10428 eliminate the need for zero-extending the operands.
10429 (add<mode>3_carryin): Use LTU for the overflow detection.
10430 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
10431 Reexpress comparison for overflow.
10432 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
10433 (add<mode>3_carryinC): Likewise.
10434 (add<mode>3_carryinV): Use LTU for carry between partials.
10435 * config/aarch64/predicates.md (aarch64_carry_operation): Update
10436 handling of CC_Cmode and add CC_ADCmode.
10437 (aarch64_borrow_operation): Likewise.
10439 2019-01-16 Tamar Christina <tamar.christina@arm.com>
10441 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
10442 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
10443 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
10444 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
10446 2019-01-16 Martin Liska <mliska@suse.cz>
10448 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
10450 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
10452 * gcc.c (add_sysrooted_hdrs_prefix): New function.
10453 (path_prefix_reset): Move up in the source file.
10454 (find_fortran_preinclude_file): Make complex search for the
10455 fortran header files.
10457 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
10459 * godump.c (go_output_typedef): When outputting a typedef, refer
10460 to the underlying type by its name and not its structure.
10462 2019-01-15 David Malcolm <dmalcolm@redhat.com>
10465 * tree.c (build_function_type): Assert that arg_types is not
10468 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
10470 PR inline-asm/52813
10471 * doc/extend.texi: Document that listing the stack pointer in the
10472 clobber list of an asm is a deprecated feature.
10473 * common.opt (Wdeprecated): Moved from c-family/c.opt.
10474 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
10475 warning instead of an error for clobbers of the stack pointer.
10476 Add a note explaining why.
10478 2019-01-15 Richard Biener <rguenther@suse.de>
10481 * dwarf2out.c (gen_member_die): Do not generate inheritance
10484 2019-01-15 Richard Biener <rguenther@suse.de>
10486 PR tree-optimization/88855
10487 * tree-if-conv.c (combine_blocks): Collect
10488 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
10490 2019-01-15 Tom de Vries <tdevries@suse.de>
10493 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
10494 lhs == NULL_TREE for gang-level reduction.
10496 2019-01-15 Richard Biener <rguenther@suse.de>
10497 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10500 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
10501 return true if SSA_NAME is already marked in visited bitmap.
10502 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
10504 2019-01-15 Jakub Jelinek <jakub@redhat.com>
10506 PR tree-optimization/88775
10507 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
10508 equal == 0 equality pointer comparisons some more if compared in
10509 integral types and either one points to an automatic var and the
10510 other to a global, or we can prove at least one points to the middle
10511 or both point to start or both point to end.
10513 2019-01-14 Andi Kleen <ak@linux.intel.com>
10515 * Makefile.in: Lower autofdo sampling rate by 10x.
10516 * Makefile.tpl: Dito.
10518 2019-01-14 Tom Honermann <tom@honermann.net>
10520 * defaults.h: Define CHAR8_TYPE.
10522 2019-01-14 Martin Sebor <msebor@redhat.com>
10525 * doc/extend.texi (Darwin Format Checks): Clarify.
10527 2019-01-14 Richard Biener <rguenther@suse.de>
10529 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
10530 whether we are in (simplify ...) or (match ...) context.
10532 2019-01-14 Jakub Jelinek <jakub@redhat.com>
10534 PR rtl-optimization/88796
10535 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
10536 * cfgexpand.c (stack_protect_prologue): Initialize
10537 crtl->stack_protect_guard_decl.
10538 * function.c (stack_protect_epilogue): Use it instead of calling
10539 targetm.stack_protect_guard again.
10540 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
10541 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
10542 crtl->stack_protect_guard_decl.
10543 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
10544 on the returned MEM_EXPR.
10546 2019-01-12 Tom de Vries <tdevries@suse.de>
10548 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
10549 vector length using -fopenacc-dim.
10551 2019-01-12 Tom de Vries <tdevries@suse.de>
10553 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
10554 lengths into account.
10556 2019-01-12 Svante Signell <svante.signell@gmail.com>
10558 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
10559 (TARGET_CAN_SPLIT_STACK): Define.
10560 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
10562 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10564 * params.def (inline-unit-growth): Set to 40.
10566 2019-01-12 Jakub Jelinek <jakub@redhat.com>
10568 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
10570 2019-01-12 Tom de Vries <tdevries@suse.de>
10572 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
10573 region calling vector-partitionable routine, set default_vector_length
10576 2019-01-12 Tom de Vries <tdevries@suse.de>
10578 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
10579 variable default_vector_length.
10581 2019-01-12 Tom de Vries <tdevries@suse.de>
10583 PR middle-end/88703
10584 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
10585 from oacc_default_dims, as oacc_validate_dims would do it, and apply
10588 2019-01-12 Tom de Vries <tdevries@suse.de>
10590 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
10591 (nvptx_goacc_validate_dims): Add used parameter.
10592 * doc/tm.texi: Regenerate.
10593 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
10594 argument to call to targetm.goacc.validate_dims.
10595 (default_goacc_validate_dims): Add used
10597 * target.def (validate_dims): Add used parameter in DEFHOOK.
10598 * targhooks.h (default_goacc_validate_dims): Add used parameter.
10600 2019-01-11 Jakub Jelinek <jakub@redhat.com>
10602 PR middle-end/85956
10604 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
10606 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
10607 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
10608 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
10609 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
10611 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
10613 PR rtl-optimization/87305
10615 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
10616 for little endian pseudos used as paradoxical subreg.
10618 2019-01-11 Jakub Jelinek <jakub@redhat.com>
10620 PR tree-optimization/88693
10621 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
10622 for STRING_CSTs that don't contain any NUL characters in the first
10623 TREE_STRING_LENGTH bytes.
10625 2019-01-11 Alan Modra <amodra@gmail.com>
10629 * genattrtab.c (min_fn): Don't translate values.
10630 (min_attr_value): Return INT_MAX when the value can't be calculated.
10631 Return minimum among any values that can be calculated.
10632 (max_attr_value): Adjust.
10634 2019-01-11 Jakub Jelinek <jakub@redhat.com>
10636 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
10638 2019-01-11 Steve Ellcey <sellcey@marvell.com>
10640 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
10641 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
10642 (aarch64_return_call_with_max_clobbers): New function.
10643 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
10644 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
10646 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
10647 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
10648 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
10649 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
10650 * cselib.c (cselib_process_insn): Add argument to
10651 targetm.hard_regno_call_part_clobbered call.
10652 * ira-conflicts.c (ira_build_conflicts): Ditto.
10653 * ira-costs.c (ira_tune_allocno_costs): Ditto.
10654 * lra-constraints.c (inherit_reload_reg): Ditto.
10655 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
10656 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
10657 argument. Call targetm.return_call_with_max_clobbers.
10658 Add argument to targetm.hard_regno_call_part_clobbered call.
10659 (calls_have_same_clobbers_p): New function.
10660 (process_bb_lives): Add call_insn and last_call_insn variables.
10661 Pass call_insn to check_pseudos_live_through_calls.
10662 Modify if stmt to check targetm.return_call_with_max_clobbers.
10663 Update setting of flush variable.
10664 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
10666 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
10667 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
10668 targetm.hard_regno_call_part_clobbered call.
10669 * reginfo.c (choose_hard_reg_mode): Ditto.
10670 * regrename.c (check_new_reg_p): Ditto.
10671 * reload.c (find_equiv_reg): Ditto.
10672 * reload1.c (emit_reload_insns): Ditto.
10673 * sched-deps.c (deps_analyze_insn): Ditto.
10674 * sel-sched.c (init_regs_for_mode): Ditto.
10675 (mark_unavailable_hard_regs): Ditto.
10676 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
10677 * target.def (hard_regno_call_part_clobbered): Add insn argument.
10678 (return_call_with_max_clobbers): New target function.
10679 * doc/tm.texi: Regenerate.
10680 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
10681 * hooks.c (hook_bool_uint_mode_false): Change to
10682 hook_bool_insn_uint_mode_false.
10683 * hooks.h (hook_bool_uint_mode_false): Ditto.
10685 2019-01-11 Steve Ellcey <sellcey@marvell.com>
10687 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
10688 (aarch64_remove_extra_call_preserved_regs): New function.
10689 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
10690 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
10691 * doc/tm.texi: Regenerate.
10692 * final.c (get_call_reg_set_usage): Call new hook.
10693 * target.def (remove_extra_call_preserved_regs): New hook.
10694 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
10695 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
10697 2019-01-11 Jakub Jelinek <jakub@redhat.com>
10700 * passes.c (finish_optimization_passes): Call print_combine_total_stats
10701 inside of pass_combine_1 dump rather than pass_profile_1.
10703 2019-01-11 Tom de Vries <tdevries@suse.de>
10705 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
10706 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
10707 (PTX_NUM_PER_WORKER_BARRIERS): Define.
10708 (nvptx_apply_dim_limits): Prevent vector_length 64 and
10711 2019-01-11 Tom de Vries <tdevries@suse.de>
10713 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
10715 2019-01-11 Jan Beulich <jbeulich@suse.com>
10717 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
10718 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
10719 sse2_cvtsi2sd): Add {l}.
10720 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
10723 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10726 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
10728 (*float<floatunssuffix>v2div2sf2): New define_insn.
10729 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
10730 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
10731 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
10732 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
10733 match_operands with "const0_operand" "C".
10735 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10737 * config/aarch64/aarch64-builtins.c
10738 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
10739 (aarch64_init_simd_builtins): ...Here
10741 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
10743 PR rtl-optimization/87305
10745 (setup_live_pseudos_and_spill_after_risky_transforms): Check
10746 allocation for big endian pseudos used as paradoxical subregs and
10747 spill them if it is wrong.
10748 * lra-constraints.c (lra_constraints): Add a comment.
10750 2019-01-10 Richard Biener <rguenther@suse.de>
10752 PR tree-optimization/88792
10753 * tree-ssa-pre.c (get_representative_for): Do not return a
10756 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10758 PR middle-end/84877
10760 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
10761 (assign_parm_setup_block): Do the argument slot realignment here
10764 2019-01-10 Stefan Agner <stefan@agner.ch>
10767 * config/arm/arm.c (arm_option_override_internal): Force
10768 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
10770 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10773 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
10776 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10778 * config/arm/arm-builtins.c
10779 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
10780 (MAC_LANE_PAIR_QUALIFIERS): New.
10781 (arm_expand_builtin_args): Use it.
10782 (arm_expand_builtin_1): Likewise.
10783 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
10784 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
10785 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
10786 * config/arm/arm_neon.h:
10787 (vcadd_rot90_f16): New.
10788 (vcaddq_rot90_f16): New.
10789 (vcadd_rot270_f16): New.
10790 (vcaddq_rot270_f16): New.
10793 (vcmla_lane_f16): New.
10794 (vcmla_laneq_f16): New.
10795 (vcmlaq_lane_f16): New.
10796 (vcmlaq_laneq_f16): New.
10797 (vcmla_rot90_f16): New.
10798 (vcmlaq_rot90_f16): New.
10799 (vcmla_rot90_lane_f16): New.
10800 (vcmla_rot90_laneq_f16): New.
10801 (vcmlaq_rot90_lane_f16): New.
10802 (vcmlaq_rot90_laneq_f16): New.
10803 (vcmla_rot180_f16): New.
10804 (vcmlaq_rot180_f16): New.
10805 (vcmla_rot180_lane_f16): New.
10806 (vcmla_rot180_laneq_f16): New.
10807 (vcmlaq_rot180_lane_f16): New.
10808 (vcmlaq_rot180_laneq_f16): New.
10809 (vcmla_rot270_f16): New.
10810 (vcmlaq_rot270_f16): New.
10811 (vcmla_rot270_lane_f16): New.
10812 (vcmla_rot270_laneq_f16): New.
10813 (vcmlaq_rot270_lane_f16): New.
10814 (vcmlaq_rot270_laneq_f16): New.
10815 (vcadd_rot90_f32): New.
10816 (vcaddq_rot90_f32): New.
10817 (vcadd_rot270_f32): New.
10818 (vcaddq_rot270_f32): New.
10821 (vcmla_lane_f32): New.
10822 (vcmla_laneq_f32): New.
10823 (vcmlaq_lane_f32): New.
10824 (vcmlaq_laneq_f32): New.
10825 (vcmla_rot90_f32): New.
10826 (vcmlaq_rot90_f32): New.
10827 (vcmla_rot90_lane_f32): New.
10828 (vcmla_rot90_laneq_f32): New.
10829 (vcmlaq_rot90_lane_f32): New.
10830 (vcmlaq_rot90_laneq_f32): New.
10831 (vcmla_rot180_f32): New.
10832 (vcmlaq_rot180_f32): New.
10833 (vcmla_rot180_lane_f32): New.
10834 (vcmla_rot180_laneq_f32): New.
10835 (vcmlaq_rot180_lane_f32): New.
10836 (vcmlaq_rot180_laneq_f32): New.
10837 (vcmla_rot270_f32): New.
10838 (vcmlaq_rot270_f32): New.
10839 (vcmla_rot270_lane_f32): New.
10840 (vcmla_rot270_laneq_f32): New.
10841 (vcmlaq_rot270_lane_f32): New.
10842 (vcmlaq_rot270_laneq_f32): New.
10843 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
10844 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
10845 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
10846 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
10847 vcmlaq_lane270): New.
10848 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
10849 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
10850 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
10851 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
10852 (arm_option_reconfigure_globals): Use them.
10853 * config/arm/iterators.md (VDF, VQ_HSF): New.
10854 (VCADD, VCMLA): New.
10855 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
10856 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
10858 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
10859 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
10861 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10863 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
10864 Add qualifier_lane_pair_index.
10865 (emit-rtl.h): Include.
10866 (TYPES_QUADOP_LANE_PAIR): New.
10867 (aarch64_simd_expand_args): Use it.
10868 (aarch64_simd_expand_builtin): Likewise.
10869 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
10871 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
10872 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
10873 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
10874 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
10875 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
10876 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
10877 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
10878 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
10879 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
10880 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
10881 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
10882 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
10883 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
10884 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
10885 Add __ARM_FEATURE_COMPLEX.
10886 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
10887 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
10888 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
10889 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
10890 fcmlaq_lane270): New.
10891 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
10892 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
10893 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
10894 * config/aarch64/arm_neon.h:
10895 (vcadd_rot90_f16): New.
10896 (vcaddq_rot90_f16): New.
10897 (vcadd_rot270_f16): New.
10898 (vcaddq_rot270_f16): New.
10901 (vcmla_lane_f16): New.
10902 (vcmla_laneq_f16): New.
10903 (vcmlaq_lane_f16): New.
10904 (vcmlaq_rot90_lane_f16): New.
10905 (vcmla_rot90_laneq_f16): New.
10906 (vcmla_rot90_lane_f16): New.
10907 (vcmlaq_rot90_f16): New.
10908 (vcmla_rot90_f16): New.
10909 (vcmlaq_laneq_f16): New.
10910 (vcmla_rot180_laneq_f16): New.
10911 (vcmla_rot180_lane_f16): New.
10912 (vcmlaq_rot180_f16): New.
10913 (vcmla_rot180_f16): New.
10914 (vcmlaq_rot90_laneq_f16): New.
10915 (vcmlaq_rot270_laneq_f16): New.
10916 (vcmlaq_rot270_lane_f16): New.
10917 (vcmla_rot270_laneq_f16): New.
10918 (vcmlaq_rot270_f16): New.
10919 (vcmla_rot270_f16): New.
10920 (vcmlaq_rot180_laneq_f16): New.
10921 (vcmlaq_rot180_lane_f16): New.
10922 (vcmla_rot270_lane_f16): New.
10923 (vcadd_rot90_f32): New.
10924 (vcaddq_rot90_f32): New.
10925 (vcaddq_rot90_f64): New.
10926 (vcadd_rot270_f32): New.
10927 (vcaddq_rot270_f32): New.
10928 (vcaddq_rot270_f64): New.
10932 (vcmla_lane_f32): New.
10933 (vcmla_laneq_f32): New.
10934 (vcmlaq_lane_f32): New.
10935 (vcmlaq_laneq_f32): New.
10936 (vcmla_rot90_f32): New.
10937 (vcmlaq_rot90_f32): New.
10938 (vcmlaq_rot90_f64): New.
10939 (vcmla_rot90_lane_f32): New.
10940 (vcmla_rot90_laneq_f32): New.
10941 (vcmlaq_rot90_lane_f32): New.
10942 (vcmlaq_rot90_laneq_f32): New.
10943 (vcmla_rot180_f32): New.
10944 (vcmlaq_rot180_f32): New.
10945 (vcmlaq_rot180_f64): New.
10946 (vcmla_rot180_lane_f32): New.
10947 (vcmla_rot180_laneq_f32): New.
10948 (vcmlaq_rot180_lane_f32): New.
10949 (vcmlaq_rot180_laneq_f32): New.
10950 (vcmla_rot270_f32): New.
10951 (vcmlaq_rot270_f32): New.
10952 (vcmlaq_rot270_f64): New.
10953 (vcmla_rot270_lane_f32): New.
10954 (vcmla_rot270_laneq_f32): New.
10955 (vcmlaq_rot270_lane_f32): New.
10956 (vcmlaq_rot270_laneq_f32): New.
10957 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
10958 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
10959 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
10960 (FCADD, FCMLA): New.
10962 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
10964 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10968 * config/pa/pa.c: Change "can not" to "cannot".
10969 * gimple-ssa-evrp-analyze.c: Likewise.
10970 * ipa-icf.c: Likewise.
10971 * ipa-polymorphic-call.c: Likewise.
10972 * ipa-pure-const.c: Likewise.
10973 * lra-constraints.c: Likewise.
10974 * lra-remat.c: Likewise.
10975 * reload1.c: Likewise.
10976 * reorg.c: Likewise.
10977 * tree-ssa-uninit.c: Likewise.
10979 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10983 * Makefile.in: Mechanically replace "can not" with "cannot".
10984 * alias.c: Likewise.
10985 * builtins.c: Likewise.
10986 * calls.c: Likewise.
10987 * cgraph.c: Likewise.
10988 * cgraph.h: Likewise.
10989 * cgraphclones.c: Likewise.
10990 * cgraphunit.c: Likewise.
10991 * combine-stack-adj.c: Likewise.
10992 * combine.c: Likewise.
10993 * common/config/i386/i386-common.c: Likewise.
10994 * config/aarch64/aarch64.c: Likewise.
10995 * config/alpha/sync.md: Likewise.
10996 * config/arc/arc.c: Likewise.
10997 * config/arc/predicates.md: Likewise.
10998 * config/arm/arm-c.c: Likewise.
10999 * config/arm/arm.c: Likewise.
11000 * config/arm/arm.h: Likewise.
11001 * config/arm/arm.md: Likewise.
11002 * config/arm/cortex-r4f.md: Likewise.
11003 * config/csky/csky.c: Likewise.
11004 * config/csky/csky.h: Likewise.
11005 * config/darwin-f.c: Likewise.
11006 * config/epiphany/epiphany.md: Likewise.
11007 * config/i386/i386.c: Likewise.
11008 * config/i386/sol2.h: Likewise.
11009 * config/m68k/m68k.c: Likewise.
11010 * config/mcore/mcore.h: Likewise.
11011 * config/microblaze/microblaze.md: Likewise.
11012 * config/mips/20kc.md: Likewise.
11013 * config/mips/sb1.md: Likewise.
11014 * config/nds32/nds32.c: Likewise.
11015 * config/nds32/predicates.md: Likewise.
11016 * config/pa/pa.c: Likewise.
11017 * config/rs6000/e300c2c3.md: Likewise.
11018 * config/rs6000/rs6000.c: Likewise.
11019 * config/s390/s390.h: Likewise.
11020 * config/sh/sh.c: Likewise.
11021 * config/sh/sh.md: Likewise.
11022 * config/spu/vmx2spu.h: Likewise.
11023 * cprop.c: Likewise.
11024 * dbxout.c: Likewise.
11025 * df-scan.c: Likewise.
11026 * doc/cfg.texi: Likewise.
11027 * doc/extend.texi: Likewise.
11028 * doc/fragments.texi: Likewise.
11029 * doc/gty.texi: Likewise.
11030 * doc/invoke.texi: Likewise.
11031 * doc/lto.texi: Likewise.
11032 * doc/md.texi: Likewise.
11033 * doc/objc.texi: Likewise.
11034 * doc/rtl.texi: Likewise.
11035 * doc/tm.texi: Likewise.
11037 * emit-rtl.c: Likewise.
11038 * emit-rtl.h: Likewise.
11039 * except.c: Likewise.
11040 * expmed.c: Likewise.
11041 * expr.c: Likewise.
11042 * fold-const.c: Likewise.
11043 * genautomata.c: Likewise.
11044 * gimple-fold.c: Likewise.
11045 * hard-reg-set.h: Likewise.
11046 * ifcvt.c: Likewise.
11047 * ipa-comdats.c: Likewise.
11048 * ipa-cp.c: Likewise.
11049 * ipa-devirt.c: Likewise.
11050 * ipa-fnsummary.c: Likewise.
11051 * ipa-icf.c: Likewise.
11052 * ipa-inline-transform.c: Likewise.
11053 * ipa-inline.c: Likewise.
11054 * ipa-polymorphic-call.c: Likewise.
11055 * ipa-profile.c: Likewise.
11056 * ipa-prop.c: Likewise.
11057 * ipa-pure-const.c: Likewise.
11058 * ipa-reference.c: Likewise.
11059 * ipa-split.c: Likewise.
11060 * ipa-visibility.c: Likewise.
11062 * ira-build.c: Likewise.
11063 * ira-color.c: Likewise.
11064 * ira-conflicts.c: Likewise.
11065 * ira-costs.c: Likewise.
11066 * ira-int.h: Likewise.
11067 * ira-lives.c: Likewise.
11070 * loop-invariant.c: Likewise.
11071 * loop-unroll.c: Likewise.
11072 * lower-subreg.c: Likewise.
11073 * lra-assigns.c: Likewise.
11074 * lra-constraints.c: Likewise.
11075 * lra-eliminations.c: Likewise.
11076 * lra-lives.c: Likewise.
11077 * lra-remat.c: Likewise.
11078 * lra-spills.c: Likewise.
11080 * lto-cgraph.c: Likewise.
11081 * lto-streamer-out.c: Likewise.
11082 * postreload-gcse.c: Likewise.
11083 * predict.c: Likewise.
11084 * profile-count.h: Likewise.
11085 * profile.c: Likewise.
11086 * recog.c: Likewise.
11088 * reload.c: Likewise.
11089 * reload1.c: Likewise.
11090 * reorg.c: Likewise.
11091 * resource.c: Likewise.
11092 * rtl.def: Likewise.
11094 * rtlanal.c: Likewise.
11095 * sched-deps.c: Likewise.
11096 * sched-ebb.c: Likewise.
11097 * sched-rgn.c: Likewise.
11098 * sel-sched-ir.c: Likewise.
11099 * sel-sched.c: Likewise.
11100 * shrink-wrap.c: Likewise.
11101 * simplify-rtx.c: Likewise.
11102 * symtab.c: Likewise.
11103 * target.def: Likewise.
11104 * toplev.c: Likewise.
11105 * tree-call-cdce.c: Likewise.
11106 * tree-cfg.c: Likewise.
11107 * tree-complex.c: Likewise.
11108 * tree-core.h: Likewise.
11109 * tree-eh.c: Likewise.
11110 * tree-inline.c: Likewise.
11111 * tree-loop-distribution.c: Likewise.
11112 * tree-nrv.c: Likewise.
11113 * tree-profile.c: Likewise.
11114 * tree-sra.c: Likewise.
11115 * tree-ssa-alias.c: Likewise.
11116 * tree-ssa-dce.c: Likewise.
11117 * tree-ssa-dom.c: Likewise.
11118 * tree-ssa-forwprop.c: Likewise.
11119 * tree-ssa-loop-im.c: Likewise.
11120 * tree-ssa-loop-ivcanon.c: Likewise.
11121 * tree-ssa-loop-ivopts.c: Likewise.
11122 * tree-ssa-loop-niter.c: Likewise.
11123 * tree-ssa-phionlycprop.c: Likewise.
11124 * tree-ssa-phiopt.c: Likewise.
11125 * tree-ssa-propagate.c: Likewise.
11126 * tree-ssa-threadedge.c: Likewise.
11127 * tree-ssa-threadupdate.c: Likewise.
11128 * tree-ssa-uninit.c: Likewise.
11129 * tree-ssanames.c: Likewise.
11130 * tree-streamer-out.c: Likewise.
11131 * tree.c: Likewise.
11132 * tree.h: Likewise.
11133 * vr-values.c: Likewise.
11135 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
11137 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
11138 (ix86_split_xorsign): Ditto.
11139 * config/i386/i386.c (ix86_expand_xorsign): New function.
11140 (ix86_split_xorsign): Ditto.
11141 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
11142 (xorsign<mode>3): New expander.
11143 (xorsign<mode>3_1): New insn_and_split pattern.
11144 * config/i386/sse.md (xorsign<mode>3): New expander.
11146 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
11148 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
11149 (*tablejump_sp64): Likewise.
11150 (*tablejump<P:mode>): ...this.
11151 (*call_address_sp32): Merge into...
11152 (*call_address_sp64): Likewise.
11153 (*call_address<P:mode>): ...this.
11154 (*call_symbolic_sp32): Merge into...
11155 (*call_symbolic_sp64): Likewise.
11156 (*call_symbolic<P:mode>): ...this.
11157 (call_value): Remove constraint and add predicate.
11158 (*call_value_address_sp32): Merge into...
11159 (*call_value_address_sp64): Likewise.
11160 (*call_value_address<P:mode>): ...this.
11161 (*call_value_symbolic_sp32): Merge into...
11162 (*call_value_symbolic_sp64): Likewise.
11163 (*call_value_symbolic<P:mode>): ...this.
11164 (*sibcall_symbolic_sp32): Merge into...
11165 (*sibcall_symbolic_sp64): Likewise.
11166 (*sibcall_symbolic<P:mode>): ...this.
11167 (sibcall_value): Remove constraint and add predicate.
11168 (*sibcall_value_symbolic_sp32): Merge into...
11169 (*sibcall_value_symbolic_sp64): Likewise.
11170 (*sibcall_value_symbolic<P:mode>): ...this.
11171 (window_save): Minor tweak.
11172 (*branch_sp32): Merge into...
11173 (*branch_sp64): Likewise.
11174 (*branch<P:mode>): ...this.
11176 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
11177 James Clarke <jrtc27@jrtc27.com>
11180 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
11181 consistently in TLS address generation and adjust code to the renaming
11182 of patterns. Mark calls to __tls_get_addr as const.
11183 * config/sparc/sparc.md (tgd_hi22): Turn into...
11184 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
11185 (tgd_lo10): Turn into...
11186 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
11187 (tgd_add32): Merge into...
11188 (tgd_add64): Likewise.
11189 (tgd_add<P:mode>): ...this and use Pmode throughout.
11190 (tldm_hi22): Turn into...
11191 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
11192 (tldm_lo10): Turn into...
11193 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
11194 (tldm_add32): Merge into...
11195 (tldm_add64): Likewise.
11196 (tldm_add<P:mode>): ...this and use Pmode throughout.
11197 (tldm_call32): Merge into...
11198 (tldm_call64): Likewise.
11199 (tldm_call<P:mode>): ...this and use Pmode throughout.
11200 (tldo_hix22): Turn into...
11201 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
11202 (tldo_lox10): Turn into...
11203 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
11204 (tldo_add32): Merge into...
11205 (tldo_add64): Likewise.
11206 (tldo_add<P:mode>): ...this and use Pmode throughout.
11207 (tie_hi22): Turn into...
11208 (tie_hi22<P:mode>): ...this and use Pmode throughout.
11209 (tie_lo10): Turn into...
11210 (tie_lo10<P:mode>): ...this and use Pmode throughout.
11211 (tie_ld64): Use DImode throughout.
11212 (tie_add32): Merge into...
11213 (tie_add64): Likewise.
11214 (tie_add<P:mode>): ...this and use Pmode throughout.
11215 (tle_hix22_sp32): Merge into...
11216 (tle_hix22_sp64): Likewise.
11217 (tle_hix22<P:mode>): ...this and use Pmode throughout.
11218 (tle_lox22_sp32): Merge into...
11219 (tle_lox22_sp64): Likewise.
11220 (tle_lox22<P:mode>): ...this and use Pmode throughout.
11221 (*tldo_ldub_sp32): Merge into...
11222 (*tldo_ldub_sp64): Likewise.
11223 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
11224 (*tldo_ldub1_sp32): Merge into...
11225 (*tldo_ldub1_sp64): Likewise.
11226 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
11227 (*tldo_ldub2_sp32): Merge into...
11228 (*tldo_ldub2_sp64): Likewise.
11229 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
11230 (*tldo_ldsb1_sp32): Merge into...
11231 (*tldo_ldsb1_sp64): Likewise.
11232 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
11233 (*tldo_ldsb2_sp32): Merge into...
11234 (*tldo_ldsb2_sp64): Likewise.
11235 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
11236 (*tldo_ldub3_sp64): Use DImode throughout.
11237 (*tldo_ldsb3_sp64): Likewise.
11238 (*tldo_lduh_sp32): Merge into...
11239 (*tldo_lduh_sp64): Likewise.
11240 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
11241 (*tldo_lduh1_sp32): Merge into...
11242 (*tldo_lduh1_sp64): Likewise.
11243 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
11244 (*tldo_ldsh1_sp32): Merge into...
11245 (*tldo_ldsh1_sp64): Likewise.
11246 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
11247 (*tldo_lduh2_sp64): Use DImode throughout.
11248 (*tldo_ldsh2_sp64): Likewise.
11249 (*tldo_lduw_sp32): Merge into...
11250 (*tldo_lduw_sp64): Likewise.
11251 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
11252 (*tldo_lduw1_sp64): Use DImode throughout.
11253 (*tldo_ldsw1_sp64): Likewise.
11254 (*tldo_ldx_sp64): Likewise.
11255 (*tldo_stb_sp32): Merge into...
11256 (*tldo_stb_sp64): Likewise.
11257 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
11258 (*tldo_sth_sp32): Merge into...
11259 (*tldo_sth_sp64): Likewise.
11260 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
11261 (*tldo_stw_sp32): Merge into...
11262 (*tldo_stw_sp64): Likewise.
11263 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
11264 (*tldo_stx_sp64): Use DImode throughout.
11266 2018-01-09 Sudakshina Das <sudi.das@arm.com>
11268 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
11269 check configure option to set BTI and Return Address Signing.
11270 * configure.ac: Add --enable-standard-branch-protection and
11271 --disable-standard-branch-protection.
11272 * configure: Regenerated.
11273 * doc/install.texi: Document the same.
11275 2018-01-09 Sudakshina Das <sudi.das@arm.com>
11276 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11278 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
11279 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
11280 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
11282 * config/aarch64/aarch64-bti-insert.c: New file.
11283 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
11285 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
11287 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
11288 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
11289 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
11290 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
11292 2018-01-09 Sudakshina Das <sudi.das@arm.com>
11294 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
11295 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
11296 Disable bti for -mbranch-protection=none.
11297 (aarch64_handle_standard_branch_protection): Enable bti for
11298 -mbranch-protection=standard.
11299 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
11300 -mbranch-protection.
11301 (aarch64_bti_enabled): Check if bti is enabled.
11302 * config/aarch64/aarch64.opt: Declare target variable.
11303 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
11305 2018-01-09 Sudakshina Das <sudi.das@arm.com>
11307 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
11308 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
11309 (aarch64_expand_epilogue): Likewise.
11310 (aarch64_output_mi_thunk): Likewise
11311 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
11312 TAILCALL_ADDR_REGS to x16 and x17.
11313 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
11315 2018-01-09 Sudakshina Das <sudi.das@arm.com>
11317 * config/aarch64/aarch64-option-extensions.def: Define
11318 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
11319 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
11320 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
11321 (AARCH64_FL_PREDRES): New.
11322 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
11323 AARCH64_FL_PREDRES by default.
11324 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
11326 2018-01-09 Sudakshina Das <sudi.das@arm.com>
11328 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
11330 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
11331 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
11332 * doc/invoke.texi: Document ARMv8.5-A.
11334 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
11336 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
11337 (xorsign<mode>3): Likewise.
11339 2019-01-09 Jelinek <jakub@redhat.com>
11341 PR middle-end/88758
11342 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
11343 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
11345 PR rtl-optimization/88331
11346 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
11347 not currently_expanding_to_rtl.
11349 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
11351 * doc/invoke.texi (-Os): Remove trailing spaces.
11352 (-finline-functions): Remove reference to -O2.
11354 2019-01-08 Jakub Jelinek <jakub@redhat.com>
11356 PR rtl-optimization/79593
11357 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
11359 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
11360 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
11362 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
11365 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
11369 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
11370 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
11372 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
11375 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
11376 ix86_avx_u128_mode_entry.
11378 2019-01-08 Martin Liska <mliska@suse.cz>
11380 PR tree-optimization/88753
11381 * tree-switch-conversion.c (switch_conversion::build_one_array):
11382 Come up with local variable constructor. Convert first to
11383 type of constructor values.
11385 2019-01-08 Richard Biener <rguenther@suse.de>
11387 PR tree-optimization/86554
11388 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
11389 rpo_avail): Move earlier.
11390 (visit_nary_op): When value-numbering to expressions
11391 with different overflow behavior make sure there's an
11392 available expression on the path.
11394 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
11396 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
11397 aarch64_parse_branch_protection,
11398 struct aarch64_branch_protect_type,
11399 aarch64_handle_no_branch_protection,
11400 aarch64_handle_standard_branch_protection,
11401 aarch64_validate_mbranch_protection,
11402 aarch64_handle_pac_ret_protection,
11403 aarch64_handle_attr_branch_protection,
11404 accepted_branch_protection_string,
11405 aarch64_pac_ret_subtypes,
11406 aarch64_branch_protect_types,
11407 aarch64_handle_pac_ret_leaf): Define.
11408 (aarch64_override_options_after_change_1, aarch64_override_options):
11409 Add check for accepted_branch_protection_string.
11410 (aarch64_option_save): Save accepted_branch_protection_string.
11411 (aarch64_option_restore): Save accepted_branch_protection_string.
11412 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
11413 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
11414 msign-return-address.
11415 * doc/invoke.texi: Add mbranch-protection.
11417 2019-01-08 Alan Modra <amodra@gmail.com>
11420 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
11421 Delete "unknownp" parameter. Adjust callers. Handle
11422 CONST_INT, PLUS, MINUS, and MULT.
11423 (attr_value_aligned): Renamed from or_attr_value.
11424 (min_attr_value): Return INT_MIN for unhandled rtl case..
11425 (min_fn): ..and translate to INT_MAX here.
11426 (write_length_unit_log): Modify to cope without "unknown".
11427 (write_attr_value): Handle IF_THEN_ELSE.
11429 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
11431 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
11432 optimization for masked stores.
11434 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
11436 PR middle-end/88567
11437 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
11438 output vector directly to duplicate_and_interleave instead of
11439 going through a temporary. Postpone insertion of ctor_seq to
11440 the end of the loop.
11442 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
11445 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
11446 unsigned_p. Handle signed and unsigned overflow correction as
11448 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
11450 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
11452 (add<mode>3_compareV_imm): Make this callable for expanding.
11453 (subv<GPI:mode>4): Use register_operand for operand 1. Use
11454 aarch64_plus_operand for operand 2.
11455 (subv<GPI:mode>_insn): New insn pattern.
11456 (subv<GPI:mode>_imm): Likewise.
11457 (negv<GPI:mode>3): New expand pattern.
11458 (negv<GPI:mode>_insn): New insn pattern.
11459 (negv<GPI:mode>_cmp_only): Likewise.
11460 (cmpv<GPI:mode>_insn): Likewise.
11461 (subvti4): Use register_operand for operand 1. Update call to
11462 aarch64_expand_subvti.
11463 (usubvti4): Likewise.
11464 (negvti3): New expand pattern.
11465 (negdi_carryout): New insn pattern.
11466 (negvdi_carryinV): New insn pattern.
11467 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
11468 version the named version.
11469 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
11471 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
11473 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
11475 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
11476 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
11477 (sub<mode>3_carryinCV): Delete.
11478 (sub<GPI:mode>3_carryinV): New expand pattern.
11479 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
11481 2019-01-07 Richard Biener <rguenther@suse.de>
11483 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
11484 of tree_operand_hash.
11486 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
11488 PR tree-optimization/88598
11489 * tree.h (single_nonzero_element): Declare.
11490 * tree.c (single_nonzero_element): New function.
11491 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
11492 if I is the only nonzero element of CST.
11494 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
11496 PR tree-optimization/88598
11497 * tree.h (initializer_each_zero_or_onep): Declare.
11498 * tree.c (initializer_each_zero_or_onep): New function.
11499 (signed_or_unsigned_type_for): Handle float types too.
11500 (unsigned_type_for, signed_type_for): Update comments accordingly.
11501 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
11502 x & { 0 or -1, 0 or -1, ... }.
11504 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
11506 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
11507 with x86_64-pc-linux-gnu.
11509 2019-01-07 Tom de Vries <tdevries@suse.de>
11512 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
11514 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
11517 2019-01-07 Jakub Jelinek <jakub@redhat.com>
11519 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
11520 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
11521 TARGET_AVX512F as condition.
11524 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
11525 const_not_ok_for_debug_p target hook.
11526 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
11527 on UNSPEC and subexpressions thereof if all subexpressions of the
11528 UNSPEC are CONSTANT_P.
11530 PR tree-optimization/88676
11531 * tree-ssa-phiopt.c (two_value_replacement): New function.
11532 (tree_ssa_phiopt_worker): Call it.
11535 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
11536 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
11539 * tree-vect-generic.c: Include insn-config.h and recog.h.
11540 (expand_vector_piecewise): Add defaulted ret_type argument,
11541 if non-NULL, use that in preference to type for the result type.
11542 (expand_vector_parallel): Formatting fix.
11543 (do_vec_conversion, do_vec_narrowing_conversion,
11544 expand_vector_conversion): New functions.
11545 (expand_vector_operations_1): Call expand_vector_conversion
11546 for VEC_CONVERT ifn calls.
11547 * internal-fn.def (VEC_CONVERT): New internal function.
11548 * internal-fn.c (expand_VEC_CONVERT): New function.
11549 * fold-const-call.c (fold_const_vec_convert): New function.
11550 (fold_const_call): Use it for CFN_VEC_CONVERT.
11551 * doc/extend.texi (__builtin_convertvector): Document.
11553 2019-01-07 Tom de Vries <tdevries@suse.de>
11555 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
11556 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
11557 vector_red_partition, vector_red_sym): New global variables.
11558 (nvptx_option_override): Initialize vector_red_sym.
11559 (nvptx_declare_function_name): Restore red_partition register.
11560 (nvptx_file_end): Emit code to declare the vector reduction variables.
11561 (nvptx_output_red_partition): New function.
11562 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
11563 large vector reductions.
11564 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
11565 (nvptx_init_builtins): Add VECTOR_ADDR.
11566 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
11567 Handle nvptx_expand_shared_addr.
11568 (nvptx_get_shared_red_addr): Add vector argument and handle large
11570 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
11572 (nvptx_goacc_reduction_init): Likewise.
11573 (nvptx_goacc_reduction_fini): Likewise.
11574 (nvptx_goacc_reduction_teardown): Likewise.
11575 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
11576 init,fini,teardown}.
11577 (nvptx_init_axis_predicate): Initialize vector_red_partition.
11578 (nvptx_set_current_function): Init vector_red_partition.
11579 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
11580 (nvptx_red_partition): New insn.
11581 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
11583 2019-01-07 Tom de Vries <tdevries@suse.de>
11586 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
11589 2019-01-07 Tom de Vries <tdevries@suse.de>
11591 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
11592 (nvptx_option_override): Init oacc_bcast_partition.
11593 (nvptx_init_oacc_workers): New function.
11594 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
11595 (nvptx_needs_shared_bcast): New function.
11596 (nvptx_find_par): Generalize to enable vectors to use shared-memory
11597 to propagate state.
11598 (nvptx_shared_propagate): Initialize vector bcast partition and
11599 synchronization state.
11600 (nvptx_single): Generalize to enable vectors to use shared-memory
11601 to propagate state.
11602 (nvptx_process_pars): Likewise.
11603 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
11604 * config/nvptx/nvptx.h (struct machine_function): Add
11605 bcast_partition and sync_bar members.
11607 2019-01-07 Tom de Vries <tdevries@suse.de>
11609 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
11610 (nvptx_apply_dim_limits): New function.
11611 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
11614 2019-01-07 Tom de Vries <tdevries@suse.de>
11616 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
11617 as late as possible.
11619 2019-01-07 Tom de Vries <tdevries@suse.de>
11621 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
11622 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
11623 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
11624 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
11625 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
11627 2019-01-07 Tom de Vries <tdevries@suse.de>
11629 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
11631 2019-01-07 Tom de Vries <tdevries@suse.de>
11633 * omp-offload.c (oacc_get_min_dim): New function.
11634 * omp-offload.h (oacc_get_min_dim): Declare.
11636 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
11639 * config/i386/i386.c (function_value_ms_64): Return small sturct in
11640 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
11642 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11646 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
11648 * ipa-inline.c (edge_badness): Use inlined_time instead of
11649 inline_summaries->get.
11651 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11653 * opts.c (enable_fdo_optimizations): Enable
11654 version-loops-for-strides, loop-interchange, unrol-and-jam
11655 and tree-loop-distribution.
11656 * invoke.texi: Document newly enabled options.
11658 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11660 * doc/invoke.texi (max-inline-insns-small): New parameters.
11661 * ipa-inline.c (want_early_inline_function_p): simplify.
11662 (want_inline_small_function_p): Fix pasto from previous patch;
11663 use max-inline-insns-small bound.
11664 * params.def (max-inline-insns-small): New param.
11665 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
11666 variables correctly.
11668 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11670 * doc/invoke.texi: Document max-inline-insns-size,
11671 uninlined-function-insns, uninlined-function-time,
11672 uninlined-thunk-insns and uninlined-thunk-time.
11673 * params.def: Add max-inline-insns-size,
11674 uninlined-function-insns, uninlined-function-time,
11675 uninlined-thunk-insns and uninlined-thunk-time.
11676 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
11678 * ipa-inline.c (can_inline_edge_by_limits_p,
11679 want_inline_small_function_p): Use new parameters.
11681 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11683 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
11685 2019-01-05 Jakub Jelinek <jakub@redhat.com>
11687 PR middle-end/82564
11689 * expr.c (expand_assignment): For calls returning VLA structures
11690 if to_rtx is not a MEM, force it into a stack temporary.
11693 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
11694 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
11695 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
11696 subexpressions of both operands.
11697 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
11698 subrtxes are CONSTANT_P.
11699 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
11700 2018-11-09 changes.
11702 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
11704 * params.def (hot-bb-count-ws-permille): Set to 990.
11706 2019-01-04 Martin Sebor <msebor@redhat.com>
11709 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
11712 2019-01-04 Martin Sebor <msebor@redhat.com>
11715 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
11717 2019-01-04 Jakub Jelinek <jakub@redhat.com>
11719 * gdbinit.in: Turn off pagination for the skip commands, restore
11720 it to previous state afterwards.
11722 2019-01-04 Jakub Jelinek <jakub@redhat.com>
11725 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
11726 of GET_MODE (opN) as modes of the libcall arguments.
11728 2019-01-04 Jan Beulich <jbeulich@suse.com>
11730 * config/i386/sse.md
11731 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
11732 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
11733 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
11734 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
11735 avx512f_vmcmp<mode>3<round_saeonly_name>,
11736 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
11737 avx512f_maskcmp<mode>3,
11738 <avx512>_cvt<ssemodesuffix>2mask<mode>,
11739 <avx512>_cvt<ssemodesuffix>2mask<mode>,
11740 *<avx512>_cvtmask2<ssemodesuffix><mode>,
11741 *<avx512>_cvtmask2<ssemodesuffix><mode>,
11742 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
11743 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
11744 <avx512>_gt<mode>3<mask_scalar_merge_name>,
11745 <avx512>_gt<mode>3<mask_scalar_merge_name>,
11746 <avx512>_testm<mode>3<mask_scalar_merge_name>,
11747 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
11748 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
11749 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
11750 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
11751 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
11752 avx512cd_maskb_vec_dup<mode>,
11753 avx512cd_maskw_vec_dup<mode>,
11754 avx512dq_fpclass<mode><mask_scalar_merge_name>,
11755 avx512dq_vmfpclass<mode>,
11756 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
11759 2019-01-03 Martin Sebor <msebor@redhat.com>
11761 PR tree-optimization/88659
11762 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
11764 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
11766 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
11767 unaligned vsx and avoid lxvd2x/stxvd2x.
11768 (gen_lvx_v4si_move): New function.
11770 2019-01-03 Tom de Vries <tdevries@suse.de>
11772 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
11773 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
11775 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
11777 2019-01-03 Tom de Vries <tdevries@suse.de>
11779 * config/nvptx/nvptx.c (struct offload_attrs): New.
11780 (populate_offload_attrs): New function. Factor mask extraction out of
11781 nvptx_reorg. Add extraction of dimensions.
11782 (nvptx_reorg): Use populate_offload_attrs.
11784 2019-01-03 Tom de Vries <tdevries@suse.de>
11786 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
11787 cases for oacc_min_dims_p and routine_p. Add asserts for
11788 oacc_default_dims_p and offload_region_p.
11790 2019-01-03 Tom de Vries <tdevries@suse.de>
11792 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
11793 factored out of ...
11794 (nvptx_goacc_validate_dims): ... here.
11796 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
11798 PR tree-optimization/85574
11799 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
11801 (struct ssa_equip_hash_traits): Declare.
11802 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
11804 2019-01-03 Jakub Jelinek <jakub@redhat.com>
11807 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
11808 change it to qualified_type.
11810 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
11812 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
11813 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
11815 2019-01-02 Martin Sebor <msebor@redhat.com>
11816 Jeff Law <law@redhat.com>
11818 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
11819 (get_range_strlen_tree): Update appropriately.
11821 * gimple-fold.h (get_range_strlen): Drop unused last argument.
11823 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
11824 rather than set_range_info.
11825 * tree-ssa-strlen.c (set_strlen_range): Extracted from
11826 maybe_set_strlen_range. Handle potentially boundary crossing
11827 cases more conservatively.
11828 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
11829 Call set_strlen_range.
11830 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
11832 PR middle-end/88663
11833 * gimple-fold.c (get_range_strlen): Update prototype to no longer
11834 need the flexp argument.
11835 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
11836 from calls to get_range_strlen. Update comments. Just update
11837 VAL for an unterminated const char array and let the reset of the
11838 code handle it normally. No longer try to set *flexp. Adjust
11840 (get_range_strlen): Update for the new get_range_strlen API.
11841 (get_maxval_strlen): Similarly.
11842 (gimple_fold_builtin_strlen): Handle update meaning of return value
11843 from get_range_strlen.
11844 * gimple-ssa-sprintf.c (get_string_length): Update for the new
11845 get_range_strlen API.
11847 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
11850 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
11851 false at WPA time when body was removed.
11853 2019-01-02 Martin Liska <mliska@suse.cz>
11855 PR tree-optimization/88650
11856 * predict.c (set_even_probabilities): Calculate probability
11857 remainer only when really used.
11859 2019-01-02 Richard Biener <rguenther@suse.de>
11861 PR middle-end/88651
11862 * tree-data-ref.c (analyze_subscript_affine_affine): Use
11863 widest_ints when mangling max_stmt_execution results.
11865 2019-01-02 Richard Biener <rguenther@suse.de>
11867 PR tree-optimization/88621
11868 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
11869 bitfields when canoncalizing.
11871 2019-01-02 Richard Biener <rguenther@suse.de>
11874 * config/i386/x86-tune-costs.h (intel_cost): Adjust
11875 cost of cheap SSE instruction.
11877 2019-01-02 Richard Biener <rguenther@suse.de>
11880 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
11881 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
11883 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
11884 set after UIDs before splitting them.
11886 2019-01-01 Martin Sebor <msebor@redhat.com>
11887 Jeff Law <law@redhat.com>
11889 * gimple-fold.c (get_range_strlen_tree): Record if the computed
11890 length is optimistic. If it is, then arrange to compute the
11891 conservative length as well.
11893 * gimple-fold.h (get_range_strlen): Update prototype.
11894 * builtins.c (check_access): Update call to get_range_strlen to use
11895 c_strlen_data pointer. Change various variable accesses to instead
11896 pull data from the c_strlen_data structure.
11897 (check_strncat_sizes, expand_builtin_strncat): Likewise.
11898 * calls.c (maybe_warn_nonstring_arg): Likewise.
11899 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
11900 minimum length if maximum lengh is unknown.
11901 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
11902 that used c_strlen, it's no longer needed. Restructure slightly.
11903 (format_string): Set unlikely range appropriately.
11904 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
11906 (get_range_strlen): Accept c_strlen_data pointer for external
11907 call sites as well. Pass through to call to internal get_range_strlen.
11908 Adjust minlen, maxlen and maxbound as needed.
11909 (get_maxval_strlen): Update comments.
11910 (gimple_fold_builtin_strlen): Update call to get_range_strlen
11911 to use c_strlen_data pointer. Change variable accesses to instead
11912 use c_strlen_data data members.
11914 * gimple-fold.c (get_range_strlen): Update prototype.
11915 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
11916 local variables. Use pdata to return information to caller.
11917 Update calls to get_range_strlen. Update pdata->maxbound.
11918 (get_range_strlen -- static version): Similarly.
11919 (get_range_strlen -- extern version): Update for internal
11920 get_range_strlen API change. Convert to external data format.
11921 (get_maxval_strlen): Similarly.
11923 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
11925 * coverage.c (get_coverage_counts): Use current_function_decl.
11926 * profile.c (read_thunk_profile): New function.
11927 (branch_prob): Add THUNK parameter.
11928 * tree-profile.c (tree_profiling): Handle thunks.
11929 * value-prof.c (init_node_map): Handle thunks.
11930 * value-prof.h (branch_prob): Upate prototype.
11931 (read_thunk_profile): Declare.
11933 2019-01-01 Jakub Jelinek <jakub@redhat.com>
11935 Update copyright years.
11937 * gcc.c (process_command): Update copyright notice dates.
11938 * gcov-dump.c (print_version): Ditto.
11939 * gcov.c (print_version): Ditto.
11940 * gcov-tool.c (print_version): Ditto.
11941 * gengtype.c (create_file): Ditto.
11942 * doc/cpp.texi: Bump @copying's copyright year.
11943 * doc/cppinternals.texi: Ditto.
11944 * doc/gcc.texi: Ditto.
11945 * doc/gccint.texi: Ditto.
11946 * doc/gcov.texi: Ditto.
11947 * doc/install.texi: Ditto.
11948 * doc/invoke.texi: Ditto.
11950 Copyright (C) 2019 Free Software Foundation, Inc.
11952 Copying and distribution of this file, with or without modification,
11953 are permitted in any medium without royalty provided the copyright
11954 notice and this notice are preserved.