1 2019-06-18 Thomas Schwinge <thomas@codesourcery.com>
4 * omp-low.c (check_omp_nesting_restrictions): Handle
5 GF_OMP_TARGET_KIND_OACC_DECLARE.
7 2019-06-18 Uroš Bizjak <ubizjak@gmail.com>
9 * config/i386/i386.md (@cmp<mode>_1): Rename from cmp<mode>_1.
10 (@add<mode>3_carry): Rename from add<mode>3_carry.
11 (@sub<mode>3_carry_ccc): Rename from sub<mode>3_carry_ccc.
12 (@sub<mode>3_carry_ccgz): Rename form sub<mode>3_carry_ccgz.
13 (@copysign<mode>3_const): Rename from copysign<mode>3_const.
14 (@copysign<mode>3_var): Rename from copysign<mode>3_var.
15 (@xorsign<mode>3_1): Rename from xorsign<mode>3_1.
16 (@x86_shift<mode>_adj_1): Rename from x86_shift<mode>_adj_1.
17 (@x86_shift<mode>_adj_2): Rename from x86_shift<mode>_adj_2.
18 (@x86_shift<mode>_adj_3): Rename from x86_shift<mode>_adj_3.
19 (cmpstrnsi): Use gen_cmp_1.
20 (lwp_slwpcb): Use gen_lwp_slwpcb_1.
21 (@lwp_slwpcb<mode>_1): Rename from lwp_slwpcb<mode>_1.
22 (@umonitor_<mode>): Rename from umonitor_<mode>.
23 * config/i386/i386-expand.c (ix86_expand_copysign):
24 Use gen_copysign3_const and gen_copysign3_var.
25 (ix86_expand_xorsign): Use gen_xorsign3_1.
26 (ix86_expand_branch): Use gen_sub3_carry_ccc,
27 gen_sub3_carry_ccgz and gen_cmp1.
28 (ix86_expand_int_addcc): Use gen_sub3_carry and gen_add3_carry.
29 (ix86_split_ashl): Use gen_x86_shift_adj_1 and gen_x86_shift_adj_2.
30 (ix86_split_ashr): Use gen_x86_shift_adj_1 and gen_x86_shift_adj_3.
31 (ix86_split_lshr): Ditto.
32 (ix86_expand_builtin) <case IX86_BUILTIN_UMONITOR>: Use gen_umonitor.
34 2019-06-18 Jason Merrill <jason@redhat.com>
36 * tree.c (build_constructor): Add MEM_STAT_DECL.
38 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
40 * config/aarch64/aarch64-modes.def (CC_NZC): New CC_MODE.
41 * config/aarch64/aarch64-sve.md (*<optab><mode>3_cc)
42 (ptest_ptrue<mode>, while_ult<GPI:mode><PRED_ALL:mode>)
43 (*while_ult<GPI:mode><PRED_ALL:mode>_cc, *cmp<cmp_op><mode>)
44 (*cmp<cmp_op><mode>_ptest, *cmp<cmp_op><mode>_cc)
45 (*pred_cmp<cmp_op><mode>_combine, *pred_cmp<cmp_op><mode>)
46 (vec_cmp<mode><vpred>, vec_cmpu<mode><vpred>, cbranch<mode>4):
47 Use CC_NZC instead of CC.
48 * config/aarch64/aarch64.md (condjump): Print a '.' in SVE conditions.
49 * config/aarch64/aarch64.c (aarch64_sve_condition_codes): New variable.
50 (aarch64_print_operand): Handle E_CC_NZCmode.
51 (aarch64_emit_sve_ptrue_op_cc): Use gen_set_clobber_cc_nzc instead
52 of gen_set_clobber_cc.
54 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
56 * config/aarch64/aarch64-sve.md: Tabify file.
58 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
60 * config/aarch64/aarch64-protos.h (aarch64_pfalse_reg): Declare.
61 * config/aarch64/aarch64.c (aarch64_pfalse_reg): New function.
62 * config/aarch64/aarch64-sve.md: Use it.
64 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
66 * config/aarch64/aarch64-protos.h (aarch64_ptrue_reg): Declare.
67 * config/aarch64/aarch64.c (aarch64_ptrue_reg): New functions.
68 (aarch64_expand_sve_widened_duplicate, aarch64_expand_sve_mem_move)
69 (aarch64_maybe_expand_sve_subreg_move, aarch64_evpc_rev_local)
70 (aarch64_expand_sve_vec_cmp_int): Use it.
71 (aarch64_expand_sve_vec_cmp_float): Likewise.
72 * config/aarch64/aarch64-sve.md: Likewise throughout.
74 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
76 * config/aarch64/aarch64-sve.md (*cond_<optab><mode>_0): Delete.
77 (*cond_<optab><mode>_z): Fold into...
78 (*cond_<optab><mode>_any): ...here. Also handle cases in which
79 operand 4 can be tied to operand 0 (either inherently or via RA).
81 2019-06-18 Richard Biener <rguenther@suse.de>
84 * cfgexpand.c (expand_debug_expr): Treat NOTE_P DECL_RTL
87 2019-06-18 Tom de Vries <tdevries@suse.de>
89 * config/nvptx/nvptx-protos.h (gen_set_softstack_insn): Remove.
90 * config/nvptx/nvptx.c (gen_set_softstack_insn): Remove.
91 * config/nvptx/nvptx.md (define_insn "set_softstack_<mode>"):
93 (define_insn "@set_softstack_<mode>"): ... this.
94 (define_insn "omp_simt_enter_<mode>"): Rename to ...
95 (define_insn "@omp_simt_enter_<mode>"): ... this.
96 (define_insn "omp_simt_exit_<mode>"): Rename to ...
97 (define_insn "@omp_simt_exit_<mode>"): ... this.
99 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
101 * tree-vect-loop-manip.c (vect_set_loop_masks_directly): Remove
102 vf parameter. Restore the previous iv step of nscalars_step,
103 but give it iv_type rather than compare_type. Tweak code order
104 to match the comments.
105 (vect_set_loop_condition_masked): Update accordingly.
106 * tree-vect-loop.c (vect_verify_full_masking): Use "unsigned int"
107 for iv_precision. Tweak comment formatting.
109 2019-06-18 Iain Sandoe <iain@sandoe.co.uk>
111 * config/darwin.c: Strip trailing whitespace.
113 2019-06-18 Iain Sandoe <iain@sandoe.co.uk>
115 * config/darwin.c (darwin_emit_unwind_label): New default to false.
116 (darwin_override_options): Set darwin_emit_unwind_label as needed.
118 2019-06-18 Martin Jambor <mjambor@suse.cz>
121 * ipa-cp.c (ignore_edge_p): Do not ignore edges when only the
122 caller does not have flag_ipa_cp set.
124 2019-06-18 Alejandro Martinez <alejandro.martinezvicente@arm.com>
126 * config/aarch64/aarch64-sve.md (mask_fold_left_plus_<mode>): Renamed
127 from "*fold_left_plus_<mode>", updated operands order.
128 * doc/md.texi (mask_fold_left_plus_@var{m}): Documented new optab.
129 * internal-fn.c (mask_fold_left_direct): New define.
130 (expand_mask_fold_left_optab_fn): Likewise.
131 (direct_mask_fold_left_optab_supported_p): Likewise.
132 * internal-fn.def (MASK_FOLD_LEFT_PLUS): New internal function.
133 * optabs.def (mask_fold_left_plus_optab): New optab.
134 * tree-vect-loop.c (mask_fold_left_plus_optab): New function to get a
135 masked internal_fn for a reduction ifn.
136 (vectorize_fold_left_reduction): Add support for masking reductions.
138 2019-06-18 Kewen Lin <linkw@gcc.gnu.org>
141 * target.def (predict_doloop_p): New hook.
142 * targhooks.h (default_predict_doloop_p): New declaration.
143 * targhooks.c (default_predict_doloop_p): New function.
144 * doc/tm.texi.in (TARGET_PREDICT_DOLOOP_P): New hook.
145 * doc/tm.texi: Regenerate.
146 * config/rs6000/rs6000.c (rs6000_predict_doloop_p): New function.
147 (TARGET_PREDICT_DOLOOP_P): New macro.
148 * tree-ssa-loop-ivopts.c (generic_predict_doloop_p): New function.
150 2019-06-17 Jakub Jelinek <jakub@redhat.com>
152 * omp-low.c (struct omp_context): Add scan_inclusive field.
153 (scan_omp_1_stmt) <case GIMPLE_OMP_SCAN>: Set ctx->scan_inclusive
155 (struct omplow_simd_context): Add lastlane member.
156 (lower_rec_simd_input_clauses): Add rvar argument, handle inscan
157 reductions. Build 2 or 3 argument .GOMP_SIMD_LANE calls rather than
159 (lower_rec_input_clauses): Handle inscan reductions in simd contexts.
160 (lower_lastprivate_clauses): Set TREE_THIS_NOTRAP on the ARRAY_REF.
161 (lower_omp_scan): New function.
162 (lower_omp_1) <case GIMPLE_OMP_SCAN>: Use lower_omp_scan.
163 * tree-ssa-dce.c (eliminate_unnecessary_stmts): For IFN_GOMP_SIMD_LANE
164 check 3rd argument if present rather than 2nd.
165 * tree-vectorizer.h (struct _loop_vec_info): Add scan_map member.
166 (struct _stmt_vec_info): Change simd_lane_access_p from bool into
168 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
169 scan_map. For IFN_GOMP_SIMD_LANE check 3rd argument if present rather
171 (_loop_vec_info::~_loop_vec_info): Delete scan_map.
172 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Allow two
173 different STMT_VINFO_SIMD_LANE_ACCESS_P refs if they have the same
175 (vect_find_stmt_data_reference): Encode in ->aux the 2nd
176 IFN_GOMP_SIMD_LANE argument.
177 (vect_analyze_data_refs): Set STMT_VINFO_SIMD_LANE_ACCESS_P from the
179 * tree-vect-stmts.c: Include attribs.h.
180 (vectorizable_call): Adjust comment about IFN_GOMP_SIMD_LANE.
181 (scan_operand_equal_p, check_scan_store, vectorizable_scan_store): New
183 (vectorizable_load): For STMT_VINFO_SIMD_LANE_ACCESS_P tests use != 0.
184 (vectorizable_store): Handle STMT_VINFO_SIMD_LANE_ACCESS_P > 1.
186 2019-06-17 Uroš Bizjak <ubizjak@gmail.com>
189 * config/i386/i386.md (*nabstf2_1): New insn pattern.
190 (*nabs<mode>2_1): Ditto.
191 (nabs sse-reg splitter): New splitter.
192 * config/i386/sse.md (*nabs<mode>2): New insn_and_split pattern.
194 2019-06-17 Jan Hubicka <hubicka@ucw.cz>
197 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Fix
200 2019-06-17 Tom de Vries <tdevries@suse.de>
202 * config/nvptx/nvptx-protos.h (gen_set_softstack_insn): Declare.
203 * config/nvptx/nvptx.c (gen_set_softstack_insn): New function.
204 * config/nvptx/nvptx.md (define_insn "set_softstack_insn"): Rename to
206 (define_insn "set_softstack_<mode>"): ... this. Use P iterator on
208 (define_insn "omp_simt_enter_insn"): Rename to ...
209 (define_insn "omp_simt_enter_<mode>"): ... this. Use P iterator on
210 match_operand 0, 1 and 2, as well as the unspec_volatile result.
211 (define_expand "omp_simt_enter): Use gen_omp_simt_enter_di and
212 gen_omp_simt_enter_si.
213 (define_expand "omp_simt_exit"): New.
214 (define_insn "omp_simt_exit"): Rename to ...
215 (define_insn "omp_simt_exit_<mode>"): ... this. Use P iterator on
218 2019-06-17 Matthew Green <mrg@eterna.com.au>
219 Maya Rashish <coypu@sdf.org>
221 * config.gcc (aarch64*-*-netbsd*): New target.
222 * config/aarch64/aarch64-netbsd.h: New file.
223 * config/aarch64/t-aarch64-netbsd: Likewise.
225 2019-06-17 Jan Hubicka <hubicka@ucw.cz>
227 * tree-ssa-alias.c (aliasing_component_refs_p): Consider only
228 the access path from base to first VIEW_CONVERT_EXPR or
231 2019-06-17 Jan Hubicka <hubicka@ucw.cz>
233 * tree-ssa-alias.c (nonoverlapping_component_refs_p): Also truncate
234 access path on BIT_FIELD_REFs.
236 2019-06-17 Martin Liska <mliska@suse.cz>
239 * ipa-utils.h (odr_type_p): Remove dead code.
241 2019-06-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
243 * configure.ac (ld_vers) <*-*-solaris2*>: Remove support for
244 alternative Solaris 11.4 format.
245 * configure: Regenerate.
247 2019-06-17 Tom de Vries <tdevries@suse.de>
249 * config/nvptx/nvptx.md (define_insn "call_insn"): Rename to ...
250 (define_insn "call_insn_<mode>"): ... this. Use P iterator on
252 (define_insn "call_value_insn"): Rename to ...
253 (define_insn "call_value_insn_<mode>"): this. Use P iterator on
255 (define_insn "nvptx_red_partition"): Set unspec_volatile result mode to
258 2019-06-16 John David Anglin <danglin@gcc.gnu.org>
261 * config/pa/pa.md (nonlocal_goto): Restore frame pointer last. Add
262 frame clobbers and schedule block.
263 (builtin_longjmp): Likewise.
265 2019-06-16 Jozef Lawrynowicz <jozef.l@mittosystems.com>
267 * config/msp430/msp430.c (msp430_expand_helper): Setup arguments which
268 describe how to perform MSPABI compliant 64-bit shift.
269 * config/msp430/msp430.md (ashldi3): New define_expand.
270 (ashrdi3): New define_expand.
271 (lshrdi3): New define_expand.
273 2019-06-16 Jozef Lawrynowicz <jozef.l@mittosystems.com>
275 * doc/sourcebuild.texi: Document new effective target keyword
278 2019-06-16 Jan Hubicka <hubicka@ucw.cz>
280 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p,
281 indirect_refs_may_alias_p): Revert accidental commits.
283 * tree-ssa-alias.c (aliasing_component_refs_p): Watch for arrays
284 at the end of structures.
286 2019-06-16 Iain Sandoe <iain@sandoe.co.uk>
288 * config/darwin.c (machopic_indirect_call_target): Use renamed
289 darwin_picsymbol_stubs to decide on output.
290 (darwin_override_options): Handle darwin_picsymbol_stubs.
291 * config/darwin.h (MIN_LD64_OMIT_STUBS): New.
292 (LD64_VERSION): Revise default.
293 * config/darwin.opt: (mpic-symbol-stubs): New option.
294 (darwin_picsymbol_stubs): New variable.
295 * config/i386/darwin.h (TARGET_MACHO_BRANCH_ISLANDS):
296 rename to TARGET_MACHO_PICSYM_STUBS.
297 * config/i386/i386.c (output_pic_addr_const): Likewise.
298 * config/i386/i386.h Likewise.
299 * config/rs6000/darwin.h: Likewise.
300 * config/rs6000/rs6000.c (rs6000_call_darwin_1): Use renamed
301 darwin_picsymbol_stubs.
303 2019-06-16 Iain Sandoe <iain@sandoe.co.uk>
305 * config/darwin.opt (prebind, noprebind, seglinkedit,
306 noseglinkedit): Add RejectNegative.
308 2019-06-16 Jan Hubicka <hubicka@ucw.cz>
310 * tree-ssa-alias.c (nonoverlapping_component_refs_p): Fix pasto
311 in my previous patch.
313 2019-06-16 Tom de Vries <tdevries@suse.de>
315 PR tree-optimization/89376
316 * tree-parloops.c (oacc_entry_exit_ok_1): Handle red == NULL.
318 2019-06-15 Maya Rashish <coypu@sdf.org>
320 * doc/invoke.texi (Spec Files): Update location of the
323 2019-06-15 Gerald Pfeifer <gerald@pfeifer.com>
325 * doc/extend.texi (Common Function Attributes): Clarify
326 no_sanitize. Fix grammar.
328 2019-06-15 Jan Hubicka <hubicka@ucw.cz>
330 * tree-ssa-alias.c (alias_stats): Add
331 nonoverlapping_component_refs_p_may_alias,
332 nonoverlapping_component_refs_p_no_alias,
333 nonoverlapping_component_refs_of_decl_p_may_alias,
334 nonoverlapping_component_refs_of_decl_p_no_alias.
335 (dump_alias_stats): Dump them.
336 (nonoverlapping_component_refs_of_decl_p): Add stats.
337 (nonoverlapping_component_refs_p): Add stats; do not stop on first
340 2019-06-15 Uroš Bizjak <ubizjak@gmail.com>
342 * config/i386/i386.md (and<mode>3): Generate zero-extends for
343 TARGET_ZERO_EXTEND_WITH_AND && optimize_function_for_speed_p (cfun))
345 (*anddi3_doubleword): Split before reload. Merge with
346 anddi->zext pre-reload splitter.
347 (*andndi3_doubleword): Split before reload.
348 (*<code>di3_doubleword): Ditto.
349 (*one_cmpldi2_doubleword): Ditto.
351 2019-06-15 Jakub Jelinek <jakub@redhat.com>
354 * gimplify.c: Include omp-offload.h and context.h.
355 (gimplify_bind_expr): Add "omp declare target" attributes
356 to static block scope variables inside of target region or target
359 2019-06-15 Tom de Vries <tdevries@suse.de>
361 PR tree-optimization/90009
362 * tree-ssa-threadbackward.c (thread_jumps::profitable_jump_thread_path):
363 Return NULL if bb contains IFN_UNIQUE.
365 2019-06-14 Segher Boessenkool <segher@kernel.crashing.org>
367 * config/rs6000/rs6000.md (CCEITHER): New define_mode_iterator.
368 (un): New define_mode_attr.
369 (isel_signed_<mode>, isel_unsigned_<mode>): Delete, merge into ...
370 (isel_<un>signed_<GPR:mode>): ... this. New define_insn.
371 (isel_reversed_signed_<mode>, isel_reversed_unsigned_<mode>): Delete,
373 (isel_reversed_<un>signed_<GPR:mode>): ... this. New define_insn.
375 2019-06-14 Iain Sandoe <iain@sandoe.co.uk>
377 * config/darwin.opt: Add RejectNegative where needed, reorder
378 and add minimal functional descriptions.
380 2019-06-14 H.J. Lu <hongjiu.lu@intel.com>
382 PR rtl-optimization/90765
383 * calls.c (update_stack_alignment_for_call): New function.
384 (expand_call): Call update_stack_alignment_for_call when
385 outgoing parameter is passed in the stack.
386 (emit_library_call_value_1): Likewise.
387 * function.c (locate_and_pad_parm): Don't update
388 stack_alignment_needed and preferred_stack_boundary.
390 2019-06-14 H.J. Lu <hongjiu.lu@intel.com>
393 * config/i386/i386-features.c
394 (dimode_scalar_chain::compute_convert_gain): Replace
395 mmxsse_to_integer with sse_to_integer.
396 * config/i386/i386.c (ix86_register_move_cost): Verify that
397 moves between MMX and non-MMX units require secondary memory.
398 Correct costs of moves between SSE and integer units.
399 * config/i386/i386.h (processor_costs): Rename cost of moving
400 SSE register to integer to sse_to_integer. Rename cost of
402 2019-06-14 Matt Thomas <matt@3am-software.com>
403 Matthew Green <mrg@eterna.com.au>
404 Nick Hudson <skrll@netbsd.org>
405 Maya Rashish <coypu@sdf.org>
406 Richard Earnshaw <rearnsha@arm.com>
408 * config.gcc (arm*-*-netbsdelf*) Add support for EABI configuration.
409 * config.host (arm*-*-netbsd*): Use driver-arm.o on native NetBSD.
410 * config/arm/netbsd-eabi.h: New file.
411 * config/arm/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Undefine before
413 (SUBTARGET_EXTRA_ASM_SPEC): Don't pass -matpcs to the assembler.
414 * config/netbsd-elf.h (NETBSD_LINK_LD_ELF_SO_SPEC): New define.
415 (NETBSD_SUBTARGET_EXTRA_SPECS): New define.
416 (SUBTARGET_EXTRA_SPECS): Define to NETBSD_SUBTARGET_EXTRA_SPECS.
418 2019-06-14 Richard Biener <rguenther@suse.de>
420 * tree-loop-distribution.c (classify_partition): Return
421 whether a reduction appeared in all partitions and do not
422 stop builtin detection because of this.
423 (distribute_loop): Sort a non-builtin partition last if
424 there's a reduction in all partitions and make sure the
425 partition prevailing as last is not a builtin.
427 2019-06-14 Feng Xue <fxue@os.amperecomputing.com>
430 * ipa-prop.c (add_to_agg_contents_list): New function.
431 (clobber_by_agg_contents_list_p): Likewise.
432 (extract_mem_content): Likewise.
433 (get_place_in_agg_contents_list): Delete.
434 (determine_known_aggregate_parts): Renamed from
435 determine_locally_known_aggregate_parts. New parameter
438 2019-06-13 Martin Sebor <msebor@redhat.com>
440 PR tree-optimization/90662
441 * tree-ssa-strlen.c (get_stridx): Convert fold_build2 operands
444 2019-06-13 Jan Hubicka <hubicka@ucw.cz>
447 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Also check that
448 dbase is not TARGET_MEM_REF.
450 2019-06-13 Uroš Bizjak <ubizjak@gmail.com>
452 * config/i386/i386.md (SWIM1248s): Rename from SWIM1248x.
454 (and<mode>3): Use gen_extend_insn instead of indirect functions.
455 Do not generate DImode extends for 32bit targets.
456 (and->zext post-reload splitter): Use gen_extend_insn
457 instead of indirect functions.
458 (anddi->zext pre-reload splitter): New.
459 (*zext<mode>_doubleword_and): Remove.
460 (*zext<mode>_doubleword): Ditto.
461 (*zextsi_doubleword): Dittto.
463 2019-06-13 Uroš Bizjak <ubizjak@gmail.com>
465 * config/i386/i386-expand.c (ix86_expand_int_sse_cmp):
466 Use gen_sub3_insn instead of indirect function.
467 (ix86_expand_ashl_const): Use gen_add2_insn instead of
469 (ix86_adjust_counter): Ditto.
471 2019-06-13 Jiufu Guo <guojiufu@linux.ibm.com>
472 Lijia He <helijia@linux.ibm.com>
474 PR tree-optimization/77820
475 * tree-ssa-threadedge.c
476 (edge_forwards_cmp_to_conditional_jump_through_empty_bb_p): New
478 (thread_across_edge): Add call to
479 edge_forwards_cmp_to_conditional_jump_through_empty_bb_p.
481 2019-06-13 Iain Sandoe <iain@sandoe.co.uk>
483 * config/darwin-driver.c (validate_macosx_version_min): New.
484 (darwin_default_min_version): Cleanup and validate supplied version.
485 (darwin_driver_init): Likewise and push cleaned version into opts.
487 2019-06-13 Jan Hubicka <hubicka@ucw.cz>
489 PR tree-optimization/90869
490 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Watch for view
491 converts in MEM_REF referencing decl rather than view converts
492 from decl type to MEM_REF type.
494 2019-06-13 Richard Biener <rguenther@suse.de>
496 PR tree-optimization/90856
497 * tree-sra.c (build_ref_for_model): Only use
498 build_reconstructed_reference when address-spaces are the same.
500 2019-06-13 Jakub Jelinek <jakub@redhat.com>
502 * config/nvptx/nvptx.c (nvptx_sese_number, nvptx_sese_pseudo): Don't
503 wrap ei variable name in the declaration in ()s.
504 (nvptx_single): Actually use mode_label variable. Formatting fix.
506 2019-06-13 Richard Biener <rguenther@suse.de>
508 * tree-vectorizer.h (vect_loop_vectorized_call): Declare.
509 * tree-vectorizer.c (vect_loop_vectorized_call): Export and
510 also return the condition stmt.
511 * tree-vect-loop-manip.c (vect_loop_versioning): Compute outermost
512 loop we can version and version that, reusing the loop version
513 created by if-conversion instead of versioning again.
515 2019-06-13 Aldy Hernandez <aldyh@redhat.com>
517 * gimple-loop-versioning.cc (prune_loop_conditions): Use
519 * tree-vrp (value_range_base::may_contain_p): Call into
521 (value_inside_range): Make private inside value_range_base class.
522 Take min/max from *this.
523 (range_includes_p): Remove.
524 * tree-vrp.h (value_range_base): Add value_inside_range.
525 (range_includes_p): Remove.
526 (range_includes_zero_p): Call may_contain_p.
527 * vr-values.c (compare_range_with_value): Same.
529 2019-06-13 Claudiu Zissulescu <claziss@synopsys.com>
531 * doc/extend.texi (ARC Function Attributes): Update info.
533 2019-06-13 Feng Xue <fxue@os.amperecomputing.com>
535 PR tree-optimization/89713
536 * doc/invoke.texi (-ffinite-loops): Document new option.
537 * common.opt (-ffinite-loops): New option.
538 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark
539 IFN_GOACC_LOOP calls as necessary.
540 * tree-ssa-loop-niter.c (finite_loop_p): Assume loop with an exit
542 * omp-offload.c (oacc_xform_loop): Skip lowering if return value of
543 IFN_GOACC_LOOP call is not used.
544 * opts.c (default_options_table): Enable -ffinite-loops at -O2+.
546 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
549 * tree-vect-loop-manip.c (vect_set_loop_masks_directly): If the
550 compare_type is not with Pmode size, we will create an IV with
551 Pmode size with truncated use (i.e. converted to the correct type).
552 * tree-vect-loop.c (vect_verify_full_masking): Find IV type.
553 (vect_iv_limit_for_full_masking): New. Factored out of
554 vect_set_loop_condition_masked.
555 * tree-vectorizer.h (LOOP_VINFO_MASK_IV_TYPE): New.
556 (vect_iv_limit_for_full_masking): Declare.
558 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
561 * tree-ssa-loop-ivopts.c (get_mem_type_for_internal_fn): Handle
562 IFN_MASK_LOAD_LANES and IFN_MASK_STORE_LANES.
563 (get_alias_ptr_type_for_ptr_address): Likewise.
564 (add_iv_candidate_for_use): Add scaled index candidate if useful.
565 * tree-ssa-address.c (preferred_mem_scale_factor): New.
566 * config/aarch64/aarch64.c (aarch64_classify_address): Relax
569 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
571 * config/aarch64/iterators.md (ADDSUB): Fix typo in comment.
573 2019-06-12 Dimitar Dimitrov <dimitar@dinux.eu>
575 * common/config/pru/pru-common.c: New file.
576 * config.gcc: Add PRU target.
577 * config/pru/alu-zext.md: New file.
578 * config/pru/constraints.md: New file.
579 * config/pru/predicates.md: New file.
580 * config/pru/pru-opts.h: New file.
581 * config/pru/pru-passes.c: New file.
582 * config/pru/pru-pragma.c: New file.
583 * config/pru/pru-protos.h: New file.
584 * config/pru/pru.c: New file.
585 * config/pru/pru.h: New file.
586 * config/pru/pru.md: New file.
587 * config/pru/pru.opt: New file.
588 * config/pru/t-pru: New file.
589 * doc/extend.texi: Document PRU pragmas.
590 * doc/invoke.texi: Document PRU-specific options.
591 * doc/md.texi: Document PRU asm constraints.
593 2019-06-12 Martin Sebor <msebor@redhat.com>
596 * tree-pretty-print.c (dump_mem_ref): New function. Include
597 MEM_REF type in output when different size than operand.
598 (dump_generic_node): Move code to dump_mem_ref and call it.
600 2019-06-12 Martin Sebor <msebor@redhat.com>
602 PR tree-optimization/90662
603 * tree-ssa-strlen.c (get_stridx): Handle simple VLAs and pointers
606 2019-06-12 Tom de Vries <tdevries@suse.de>
608 PR tree-optimization/90009
609 * config/nvptx/nvptx.c (nvptx_find_par): Assert fork has at most join.
611 2019-06-12 Martin Liska <mliska@suse.cz>
613 * ggc-common.c (ggc_prune_overhead_list): Do not sanitize
615 * hash-map.h: Add sanitize_eq_and_hash into ::hash_map.
616 * mem-stats.h (mem_alloc_description::mem_alloc_description):
617 Do not sanitize created maps.
619 2019-06-12 Aldy Hernandez <aldyh@redhat.com>
621 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children): Use
622 value_range::singleton_p.
623 * tree-vrp.c (value_range_constant_singleton): Remove.
624 * tree-vrp.h (value_range_constant_singleton): Remove.
625 * vr-values.c (vr_values::singleton): Use
626 value_range::singleton_p.
628 2019-06-12 Jakub Jelinek <jakub@redhat.com>
631 * cfgexpand.c (align_local_variable): Add really_expand argument,
632 don't SET_DECL_ALIGN if it is false.
633 (add_stack_var): Add really_expand argument, pass it through to
634 align_local_variable.
635 (expand_one_stack_var_1): Pass true as really_expand to
636 align_local_variable.
637 (expand_one_ssa_partition): Pass true as really_expand to
639 (expand_one_var): Pass really_expand through to add_stack_var.
641 2019-06-12 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
643 * config/arm/iterators.md (VABAL): New int iterator.
644 * config/arm/neon.md (<sup>sadv16qi): New define_expand.
645 * config/arm/unspecs.md ("unspec"): Define UNSPEC_VABAL_S, UNSPEC_VABAL_U
648 2019-06-12 Martin Liska <mliska@suse.cz>
650 * value-prof.c (stream_out_histogram_value): Only first value
653 2019-06-12 Jakub Jelinek <jakub@redhat.com>
656 * symtab.c (symtab_node::set_section): Allow being called on aliases
657 as long as they aren't analyzed yet.
659 2019-06-11 Faraz Shahbazker <fshahbazker@wavecomp.com>
661 * config/mips/mips.c (mips_final_postscan_insn): Modify call
662 to `mips_set_text_contents_type' to indicate whether a
663 non-debug insn follows.
665 2019-06-11 Michael Meissner <meissner@linux.ibm.com>
667 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Delete
668 enabling -mpcrel by default.
669 * config/rs6000/rs6000.c (rs6000_option_override_internal): Update
670 test for -mpcrel and/or -mprefixed-addr needing -mcpu=future, so
671 that the test against -mcpu=future is done first. Then test if
672 -mprefixed-addr is on for -mpcrel.
673 (rs6000_disable_incompatible_switches): Add -mcpu=future support.
675 2019-06-11 Jakub Jelinek <jakub@redhat.com>
678 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Use and.b%d
681 2019-06-11 Marc Glisse <marc.glisse@inria.fr>
683 * match.pd (X/[ex]4<Y/[ex]4): Handle conversions.
685 2019-06-11 Matthew Beliveau <mbelivea@redhat.com>
687 PR c++/90449 - add -Winaccessible-base option.
688 * doc/invoke.texi (Winaccessible-base): Document.
690 2019-06-11 Marc Glisse <marc.glisse@inria.fr>
692 PR tree-optimization/62041
693 * fold-const.c (fold_real_zero_addition_p): Handle vectors.
695 2019-06-11 Jason Merrill <jason@redhat.com>
697 * gdbhooks.py (TreePrinter.to_string): Recognize ggc_free'd memory.
698 * tree.c (get_tree_code_name): Likewise.
699 * print-tree.c (print_node): Only briefly print a node with an
702 2019-06-11 Jakub Jelinek <jakub@redhat.com>
705 * trans-mem.c (tm_memopt_compute_available): Add assertion
706 that blocks is not empty. Formatting fix.
708 2019-06-11 Martin Liska <mliska@suse.cz>
711 * hash-table.h: Extend create_gcc, add one parameter
712 that is passed into hash_table::hash_table.
714 2019-06-10 Uroš Bizjak <ubizjak@gmail.com>
716 * config/i386/i386-protos.h (ix86_split_fp_absneg_operator):
718 * config/i386/i386-expand.c (ix86_expand_fp_absneg_operator):
719 Emit clobber also for non-sse operations.
720 (ix86_split_fp_absneg_operator): New function.
721 * config/i386/i386.md (SSEMODEF): New mode iterator.
722 (ssevecmodef): New mode attribute.
723 (<code>tf2): Use absneg code iterator.
724 (*<code>tf2_1): Rename from *absnegtf3_sse. Use absneg code iterator.
725 Add three-operand AVX alternatives.
726 (*<code><mode>2_i387_1): Rename from *absnegxf2_i387.
727 Use absneg code iterator and X87MODEF mode iterator.
728 (absneg fp_reg non-sse splitter): Call absneg code iterator
729 and X87MODEF mode iterator.
730 (absneg general_reg non-sse splitter): Use absneg code iterator
731 and X87MODEF mode iterator. Use ix86_split_fp_absneg_operator.
732 (*<code><mode>2_1): Rename from *absneg<mode>2. Use absneg
733 code iterator. Add three-operand AVX alternative.
734 (absneg sse_reg splitter): Use absneg code iterator
735 and SSEMODEF mode iterator. Handle AVX operands.
736 (absneg fp_reg splitter): Use absneg code iterator
737 and MODEF mode iterator.
738 (absneg general_reg splitter): Merge splitters using MODEF mode
739 iterator. Use absneg code iterator. Call
740 ix86_split_fp_absneg_operator.
741 (*<code><mode>2_i387): Rename from *<code><mode>2_1.
742 Do not enable for non-sse modes before reload.
745 (copysing<mode>3): Use SSEMODEF instead of CSGNMODE and
746 ssevecmodef mode attribute instaed of CSGNVMODE.
747 (copysign<mode>3_const): Ditto.
748 (copysign<mode>3_var): Ditto.
749 * config/i386/i386.md (*<code><mode>2): Rename from *absneg<mode>2.
750 Use absneg code iterator. Simplify code using std::swap.
751 * config/i386/predicates.md (absneg_operator): Remove.
753 2019-06-10 Martin Sebor <msebor@redhat.com>
755 * gimple-fold.c (get_range_strlen): Update comment that didn't
756 make it into r267503 or related commits.
758 2019-06-10 Vladislav Ivanishin <vlad@ispras.ru>
760 * gcov-tool.c (merge_usage, rewrite_usage): Mark with
761 ATTRIBUTE_NORETURN thus making consistent with overlap_usage.
763 2019-06-10 Jakub Jelinek <jakub@redhat.com>
765 * tree.def (OMP_SCAN): New tree code.
766 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_INCLUSIVE and
767 OMP_CLAUSE_EXCLUSIVE.
768 * tree.h (OMP_CLAUSES): Use OMP_SCAN instead of OMP_TASKGROUP.
769 (OMP_SCAN_BODY, OMP_SCAN_CLAUSES): Define.
770 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add entries for
771 OMP_CLAUSE_{IN,EX}CLUSIVE.
772 (walk_tree_1): Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
773 * tree-nested.c (convert_nonlocal_reference_stmt,
774 convert_local_reference_stmt, convert_gimple_call): Handle
776 * tree-pretty-print.c (dump_omp_clause): Handle
777 OMP_CLAUSE_{IN,EX}CLUSIVE.
778 (dump_generic_node): Handle OMP_SCAN.
779 * gimple.def (GIMPLE_OMP_SCAN): New gimple code.
780 * gimple.h (gomp_scan): New type.
781 (is_a_helper <gomp_scan *>::test,
782 is_a_helper <const gomp_scan *>::test): New templates.
783 (gimple_build_omp_scan): Declare.
784 (gimple_omp_scan_clauses, gimple_omp_scan_clauses_ptr,
785 gimple_omp_scan_set_clauses): New inline functions.
786 (CASE_GIMPLE_OMP): Add case GIMPLE_OMP_SCAN:.
787 * gimple.c (gimple_build_omp_scan): New function.
788 (gimple_copy): Handle GIMPLE_OMP_SCAN.
789 * gimple-walk.c (walk_gimple_op, walk_gimple_stmt): Likewise.
790 * gimple-pretty-print.c (dump_gimple_omp_block): Don't handle
791 GIMPLE_OMP_TASKGROUP.
792 (dump_gimple_omp_scan): New function.
793 (pp_gimple_stmt_1): Handle GIMPLE_OMP_SCAN.
794 * gimple-low.c (lower_stmt): Handle GIMPLE_OMP_SCAN.
795 * tree-inline.c (remap_gimple_stmt, estimate_num_insns): Likewise.
796 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_REDUCTION_INSCAN.
797 (is_gimple_stmt): Handle OMP_SCAN.
798 (gimplify_scan_omp_clauses): Reject inscan reductions on constructs
799 other than OMP_FOR or OMP_SIMD. Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
800 (gimplify_adjust_omp_clauses): Diagnose inscan reductions not
801 mentioned in nested #pragma omp scan. Handle
802 OMP_CLAUSE_{IN,EX}CLUSIVE.
803 (gimplify_expr): Handle OMP_SCAN.
804 * omp-low.c (check_omp_nesting_restrictions): For parent context,
805 look through GIMPLE_OMP_SCAN context. Allow #pragma omp scan in
807 (scan_omp_1_stmt, lower_omp_1, diagnose_sb_1, diagnose_sb_2): Handle
810 2019-06-10 Martin Liska <mliska@suse.cz>
812 * ipa-cp.c (ignore_edge_p): New function.
813 (build_toporder_info): Use it.
814 * ipa-inline.c (ignore_edge_p): New function.
815 (inline_small_functions): Use it.
816 * ipa-pure-const.c (ignore_edge_for_nothrow):
817 Verify opt_for_fn for caller and callee.
818 (ignore_edge_for_pure_const): Likewise.
819 * ipa-reference.c (ignore_edge_p): Extend to check
821 * ipa-utils.c (searchc): Refactor.
822 * ipa-utils.h: Fix coding style.
824 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
826 * config/arc/arc.c (arc_rtx_costs): Update costs.
828 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
830 * config/arc/arc-protos.h (arc_check_ior_const): Declare.
831 (arc_split_ior): Likewise.
832 (arc_check_mov_const): Likewise.
833 (arc_split_mov_const): Likewise.
834 * config/arc/arc.c (arc_print_operand): Fix 'z' letter.
835 (arc_rtx_costs): Replace check Crr with Cax constraint.
836 (prepare_move_operands): Cleanup, remove unused code.
837 (arc_split_ior): New function.
838 (arc_check_ior_const): Likewise.
839 (arc_split_mov_const): Likewise.
840 (arc_check_mov_const): Likewise.
841 * config/arc/arc.md (movsi_insn): Restructure it, and convert it
842 in define_insn_and_split pattern.
844 (mulsi3_v2): Add new matching variant.
845 (andsi3_i): Cleanup pattern.
846 (rotrsi3_cnt1): Update pattern.
847 (rotrsi3_cnt8): New pattern.
848 (ashlsi2_cnt8): Likewise.
849 (ashlsi2_cnt16): Likewise.
850 * config/arc/constraints.md (C0p): Update constraint.
855 2019-06-10 Martin Liska <mliska@suse.cz>
857 * ipa-icf.c (sem_item_optimizer::parse_nonsingleton_classes):
859 (sem_item_optimizer::dump_cong_classes):
860 Print how many items are in a non-singular class. Improve
863 2019-06-10 Martin Liska <mliska@suse.cz>
865 * value-prof.c (dump_histogram_value): Change dump format.
866 (gimple_mod_subtract_transform): Remove legacy comment.
868 2019-06-10 Martin Liska <mliska@suse.cz>
870 * value-prof.c (dump_histogram_value): Print histogram values
873 2019-06-10 Martin Liska <mliska@suse.cz>
875 * gcov-io.h (GCOV_DISK_SINGLE_VALUES): New.
876 (GCOV_SINGLE_VALUE_COUNTERS): Likewise.
877 * ipa-profile.c (ipa_profile_generate_summary):
878 Use get_most_common_single_value.
879 * tree-profile.c (gimple_init_gcov_profiler):
880 Instrument with __gcov_one_value_profiler_v2
881 and __gcov_indirect_call_profiler_v4.
882 * value-prof.c (dump_histogram_value):
883 Print all values for HIST_TYPE_SINGLE_VALUE.
884 (stream_out_histogram_value): Update assert for
886 (stream_in_histogram_value): Set number of
887 counters for HIST_TYPE_SINGLE_VALUE.
888 (get_most_common_single_value): New.
889 (gimple_divmod_fixed_value_transform):
890 Use get_most_common_single_value.
891 (gimple_ic_transform): Likewise.
892 (gimple_stringops_transform): Likewise.
893 (gimple_find_values_to_profile): Set number
894 of counters for HIST_TYPE_SINGLE_VALUE.
895 * value-prof.h (get_most_common_single_value):
898 2019-06-10 Martin Liska <mliska@suse.cz>
900 * hash-map.h: Pass default value to hash_table ctor.
901 * hash-table.h: Add default value to call of a ctor.
903 2019-06-08 Jonathan Wakely <jwakely@redhat.com>
905 * doc/invoke.texi (C Dialect Options): Minor grammatical change.
906 (x86 Options): Replace all uses of "PCL_MUL" with "PCLMUL"
908 2019-06-07 John David Anglin <danglin@gcc.gnu.orig>
911 * config/pa/pa-linux.h (ASM_DECLARE_FUNCTION_NAME): Update comment.
912 Call pa_output_function_label.
913 (TARGET_ASM_FUNCTION_PROLOGUE): define.
914 * config/pa/pa-protos.h (pa_output_function_label): Declare.
915 * config/pa/pa.c (pa_output_function_prologue): Add ATTRIBUTE_UNUSED
917 (pa_linux_output_function_prologue): Declare.
918 (TARGET_ASM_FUNCTION_PROLOGUE): Delete define.
919 (pa_output_function_label): New.
920 (pa_output_function_prologue): Revise to use pa_output_function_label.
921 (pa_linux_output_function_prologue): New.
922 * config/pa/pa.h (TARGET_ASM_FUNCTION_PROLOGUE): Define.
924 2019-06-07 Aldy Hernandez <aldyh@redhat.com>
926 * tree-vrp.h (value_range_base::intersect): New.
927 (value_range::intersect_helper): Move from here...
928 (value_range_base::intersect_helper): ...to here.
929 * tree-vrp.c (value_range::intersect_helper): Rename to...
930 (value_range_base::intersect_helper): ...this, and rewrite to
931 return a value instead of modifying THIS in place.
932 Also, move equivalence handling...
933 (value_range::intersect): ...here, while calling intersect_helper.
934 * gimple-fold.c (size_must_be_zero_p): Use value_range_base when
936 * gimple-ssa-evrp-analyze.c (ecord_ranges_from_incoming_edge):
938 * vr-values.c (vrp_evaluate_conditional_warnv_with_ops): Same.
940 2019-06-07 Jakub Jelinek <jakub@redhat.com>
942 * Makefile.in (genprogerr): Add condmd.
943 (genprog): Remove it here.
945 2019-06-07 Andrew Stubbs <ams@codesourcery.com>
947 * doc/invoke.texi (AMD GCN Options): Add gfx906.
949 2019-06-07 Richard Biener <rguenther@suse.de>
952 * tree-cfg.c (stmt_starts_bb_p): Split blocks at labels
953 that appear after user labels.
955 2019-06-07 Martin Liska <mliska@suse.cz>
957 * cselib.c (cselib_init): Disable hash table
959 * hash-set.h: Pass new default argument to m_table.
960 * hash-table.c: Add global variable with hash table
962 * hash-table.h (Allocator>::hash_table): Add new argument
964 (hashtab_chk_error): New.
965 * params.def (PARAM_HASH_TABLE_VERIFICATION_LIMIT): New.
966 * toplev.c (process_options): Set hash_table_sanitize_eq_limit
967 from the PARAM_HASH_TABLE_VERIFICATION_LIMIT value.
969 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
971 * common.opt (flto-odr-type-merging): Ignore.
972 * invoke.texi (-flto-odr-type-merging): Remove.
973 * ipa-devirt.c (odr_vtable_hasher:odr_name_hasher): Remove.
974 (can_be_vtable_hashed_p): Remove.
975 (hash_odr_vtable): Remove.
976 (odr_vtable_hasher::hash): Remove.
977 (types_same_for_odr): Remove.
978 (types_odr_comparable): Remove.
979 (odr_vtable_hasher::equal): Remove.
980 (odr_vtable_hash_type, odr_vtable_hash): Remove.
981 (add_type_duplicate): Do not synchronize vtable and name hashtables.
982 (get_odr_type): Do not use vtable hash.
983 (dump_odr_type): Remove commented out code.
984 (build_type_inheritance_graph): Do not allocate vtable hash.
985 (rebuild_type_inheritance_graph): Do not delete vtable hash.
986 * ipa-utils.h (type_with_linkage_p): Drop vtable hash path.
987 (odr_type_p): Likewise.
988 * tree.c (need_assembler_name_p): Remove flag_lto_odr_type_mering
991 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
993 * tree-ssa-alias.c (aliasing_component_refs_p): Do not give up
994 immediately after same_types_for_tbaa_p returns -1 and continue
995 looking for possible exact match; if matching types are arrays
996 watch for partial overlaps.
997 (indirect_ref_may_alias_decl_p): Watch for partial array overlaps.
998 (indirect_refs_may_alias_p): Do type based disambiguation first;
1001 2019-06-07 Richard Sandiford <richard.sandiford@arm.com>
1003 * fwprop.c (propagate_rtx): Fix call to paradoxical_subreg_p.
1005 2019-06-07 Martin Liska <mliska@suse.cz>
1007 * doc/invoke.texi: Remove param.
1008 * gcov-counter.def (GCOV_COUNTER_ICALL_TOPNV):
1010 * gcov-io.h (GCOV_ICALL_TOPN_VAL): Likewise.
1011 (GCOV_ICALL_TOPN_NCOUNTS): Likewise.
1012 * params.def (PARAM_INDIR_CALL_TOPN_PROFILE): Likewise.
1013 * profile.c (instrument_values): Remove
1014 HIST_TYPE_INDIR_CALL_TOPN.
1015 * tree-profile.c (init_ic_make_global_vars):
1016 Always build __gcov_indirect_call only.
1017 (gimple_init_gcov_profiler): Remove usage
1018 of PARAM_INDIR_CALL_TOPN_PROFILE.
1019 (gimple_gen_ic_profiler): Likewise.
1020 * value-prof.c (dump_histogram_value): Likewise.
1021 (stream_in_histogram_value): Likewise.
1022 (gimple_indirect_call_to_profile): Likewise.
1023 (gimple_find_values_to_profile): Likewise.
1024 * value-prof.h (enum hist_type): Likewise.
1026 2019-06-07 Martin Liska <mliska@suse.cz>
1028 * tree-ssa-loop.c (get_lsm_tmp_name): Return at the end of the
1031 2019-06-07 Martin Liska <mliska@suse.cz>
1033 PR tree-optimization/78902
1034 * builtin-attrs.def (ATTR_WARN_UNUSED_RESULT): New.
1035 (ATTR_MALLOC_NOTHROW_LEAF_LIST): Remove.
1036 (ATTR_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
1037 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
1038 (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): Remove.
1039 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Remove.
1040 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LIST): New.
1041 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LIST): New.
1042 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
1043 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): Remove.
1044 (ATTR_ALLOCA_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
1045 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Remove.
1046 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_2_NOTHROW_LEAF_LIST):
1048 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Remove.
1049 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LEAF_LIST): New.
1050 (ATTR_MALLOC_NOTHROW_NONNULL): Remove.
1051 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
1052 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
1053 (ATTR_MALLOC_NOTHROW_NONNULL_LEAF): Remove.
1054 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
1055 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
1056 * builtins.def (BUILT_IN_ALIGNED_ALLOC): Change to use
1057 warn_unused_result attribute.
1058 (BUILT_IN_STRDUP): Likewise.
1059 (BUILT_IN_STRNDUP): Likewise.
1060 (BUILT_IN_ALLOCA): Likewise.
1061 (BUILT_IN_CALLOC): Likewise.
1062 (BUILT_IN_MALLOC): Likewise.
1063 (BUILT_IN_REALLOC): Likewise.
1065 2019-06-06 Jim Wilson <jimw@sifive.com>
1068 * config/riscv/riscv.h (STARTFILE_PREFIX_SPEC): Deleted.
1069 * config/riscv/freebsd.h (STARTFILE_PREFIX_SPEC): Added.
1070 * config/riscv/linux.h (STARTFILE_PREFIX_SPEC): Added.
1072 2019-06-06 Martin Sebor <msebor@redhat.com>
1074 * tree-ssa-strlen.c (adjust_related_strinfos): Avoid trailing article.
1075 (handle_builtin_malloc): Remove trailing spaces.
1076 (handle_builtin_memset): Same.
1077 (handle_builtin_memcmp): Same.
1078 (compute_string_length): Same.
1079 (determine_min_objsize): Same.
1080 (handle_builtin_string_cmp): Same.
1081 (handle_char_store): Same. Break up excessively long line.
1083 2019-06-06 Martin Jambor <mjambor@suse.cz>
1085 * tree-sra.c (build_reconstructed_reference): Drop the alignment
1088 2019-06-06 Martin Jambor <mjambor@suse.cz>
1090 * tree-sra.c (struct access): New field grp_same_access_path.
1091 (dump_access): Dump it.
1092 (build_reconstructed_reference): New function.
1093 (build_ref_for_model): Use it if possible.
1094 (path_comparable_for_same_access): New function.
1095 (same_access_path_p): Likewise.
1096 (sort_and_splice_var_accesses): Set the new flag.
1097 (analyze_access_subtree): Likewise.
1098 (propagate_subaccesses_across_link): Propagate zero value of the new
1099 flag down the access tree.
1101 2019-06-06 Andrew Stubbs <ams@codesourcery.com>
1103 * config.gcc (amdgcn-*-*): Allow --with-arch=gfx906.
1104 * config/gcn/gcn.opt (gpu_type): Add gfx906.
1105 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add gfx906 multilib.
1106 (MULTILIB_DIRNAMES): Rename gcn5 to gfx900.
1109 2019-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1111 PR tree-optimization/90332
1112 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
1113 Handle VALS containing two vectors.
1114 * config/aarch64/aarch64-simd.md (*aarch64_combinez<mode>): Rename
1116 (@aarch64_combinez<mode>): ... This.
1117 (*aarch64_combinez_be<mode>): Rename to...
1118 (@aarch64_combinez_be<mode>): ... This.
1119 (vec_init<mode><Vhalf>): New define_expand.
1120 * config/aarch64/iterators.md (Vhalf): Handle V8HF.
1122 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
1124 * config/msp430/msp430.md (ashlhi3): Use the const_variant of shift
1125 library functions only when not optimizing for size.
1126 (ashlsi3): Likewise.
1127 (ashrhi3): Likewise.
1128 (ashrsi3): Likewise.
1129 (lshrhi3): Likewise.
1130 (lshrsi3): Likewise.
1132 2019-06-06 Andreas Krebbel <krebbel@linux.ibm.com>
1134 PR rtl-optimization/88751
1135 * ira.c (ira): Use the number of the actually referenced registers
1136 when calculating the threshold.
1138 2019-06-06 Jakub Jelinek <jakub@redhat.com>
1140 * configure: Regenerate.
1142 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
1144 * config/msp430/msp430.md (ashlhi3): Force shift src operand into a
1145 register if it is in memory, so the shift can be emulated with a rotate
1147 (ashrhi3): Likewise.
1148 (lshrhi3): Likewise.
1150 2019-06-06 Martin Liska <mliska@suse.cz>
1152 PR tree-optimization/87954
1153 * match.pd: Simplify mult where both arguments are 0 or 1.
1155 2019-06-06 Richard Biener <rguenther@suse.de>
1157 * vr-values.c (vr_values::extract_range_from_ssa_name): Do not
1158 put equivalences on UNDEFINED ranges.
1159 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
1160 Make sure to drop defs of stmts added during simplification
1163 2019-06-06 Richard Biener <rguenther@suse.de>
1165 * tree-ssa-structalias.c: Include tree-cfg.h.
1166 (make_heapvar): Do not make heap vars artificial.
1167 (find_func_aliases_for_builtin_call): Handle stack allocation
1169 (find_func_aliases): Delay processing of simple enough returns
1171 (set_uids_in_ptset): Adjust.
1172 (find_what_var_points_to): Likewise.
1173 (solve_constraints): Do not dump points-to sets here.
1174 (compute_points_to_sets): Post-process return statements,
1175 amending the escaped solution. Dump points-to sets afterwards.
1176 (ipa_pta_execute): Dump points-to sets.
1178 2019-06-06 Martin Liska <mliska@suse.cz>
1181 * doc/install.texi: Fix HTML headers and
1182 titles for 'Installing GCC' pages.
1184 2019-06-06 Martin Liska <mliska@suse.cz>
1186 * ipa-icf-gimple.h (dump_message_1): Remove.
1187 (dump_message): Likewise.
1188 (return_false_with_message_1): Print also file.
1189 (return_false_with_msg): Likewise.
1190 (return_with_result): Likewise.
1191 (return_with_debug): Likewise.
1192 * ipa-icf.c (sem_function::equals_private): Remove call
1195 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
1197 * config/i386/sse.md (define_mode_suffix vecmemsuffix): New.
1198 (define_insn "avx512dq_fpclass<mode><mask_scalar_merge_name>"): Enable
1199 memory operand for it.
1200 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>"): Ditto.
1202 2019-06-05 Martin Sebor <msebor@redhat.com>
1204 * config/i386/i386-features.c (ix86_get_function_versions_dispatcher):
1205 Adjust quoting and hyphenation.
1206 * convert.c (convert_to_real_1): Same.
1207 * gcc.c (driver_wrong_lang_callback): Same.
1208 (driver::handle_unrecognized_options): Same.
1209 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
1210 * opts-common.c (cmdline_handle_error): Same.
1211 (read_cmdline_option): Same.
1212 * opts-global.c (complain_wrong_lang): Same.
1213 (print_ignored_options): Same.
1214 (handle_common_deferred_options): Same.
1215 * pretty-print.h: Same.
1216 * print-rtl.c (debug_bb_n_slim): Same.
1217 * sched-rgn.c (make_pass_sched_fusion): Same.
1218 * tree-cfg.c (verify_gimple_assign_unary): Same.
1219 (verify_gimple_label): Same.
1220 * tree-ssa-operands.c (verify_ssa_operands): Same.
1221 * varasm.c (do_assemble_alias): Same.
1222 (assemble_alias): Same.
1224 2019-06-05 Richard Henderson <rth@twiddle.net>
1226 * config/alpha/alpha.c (direct_return): Move down after
1227 struct machine_function definition; use saved frame_size;
1229 (struct machine_function): Add sa_mask, sa_size, frame_size.
1230 (alpha_sa_mask, alpha_sa_size, compute_frame_size): Merge into ...
1231 (alpha_compute_frame_layout): ... new function.
1232 (TARGET_COMPUTE_FRAME_LAYOUT): New.
1233 (alpha_initial_elimination_offset): Use saved sa_size.
1234 (alpha_vms_initial_elimination_offset): Likewise.
1235 (alpha_vms_can_eliminate): Remove alpha_sa_size call.
1236 (alpha_expand_prologue): Use saved frame data. Merge integer
1237 and fp register save loops.
1238 (alpha_expand_epilogue): Likewise.
1239 (alpha_start_function): Use saved frame data.
1240 * config/alpha/alpha-protos.h (direct_return): Update.
1241 (alpha_sa_size): Remove.
1243 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
1245 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
1246 multiplication by a power-of-two value.
1247 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
1248 and turn the modulo operation into a masking operation.
1250 2019-06-05 Jakub Jelinek <jakub@redhat.com>
1253 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
1254 with VOIDmode inner operands.
1256 2019-06-05 Richard Biener <rguenther@suse.de>
1259 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
1260 turn an expression graph into a tree.
1262 2019-06-05 Jakub Jelinek <jakub@redhat.com>
1264 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
1266 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
1267 treat it like explicit monotonic schedule modifier.
1268 (expand_omp_for): Initialize has_lastprivate_conditional.
1269 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
1272 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
1273 references, lookup in in hash map MEM_REF operand instead of the
1275 (lower_omp_1): When looking for lastprivate conditional assignments,
1276 handle MEM_REFs with REFERENCE_TYPE operands.
1278 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
1279 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
1280 and references a VLA. Handle references to non-VLAs if is_simd
1281 all privatization clauses like reductions.
1282 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
1283 If omp_is_reference, use always omp simd arrays and set
1284 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
1285 fails, emit reference initialization.
1287 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
1290 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
1291 _mm_mask_fpclass_sd_mask): New intrinsics.
1292 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
1293 * config/i386/i386-builtin.def
1294 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
1296 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
1297 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
1298 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
1299 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
1300 case QI_FTYPE_V2SF_INT): Ditto.
1301 * config/i386/sse.md
1302 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
1303 Extended to insnstructions with mask operands.
1305 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1307 * config/rs6000/constraints.md (define_register_constraint "wp"):
1309 (define_register_constraint "wq"): Delete.
1310 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1311 (rs6000_init_hard_regno_mode_ok): Adjust.
1312 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1313 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
1314 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
1315 (define_mode_attr VSa): Delete.
1316 (define_mode_attr VSisa): New.
1317 (rest of file): Adjust.
1318 * doc/md.texi (Machine Constraints): Adjust.
1320 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1322 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
1323 (define_attr "enabled"): Handle those new isa values.
1325 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1327 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
1328 (define_mode_attr VSr5): Delete.
1329 (define_mode_attr VStype_sqrt): Delete.
1330 (define_mode_iterator VSX_SPDP): Delete.
1331 (define_mode_attr VS_spdp_res): Delete.
1332 (define_mode_attr VS_spdp_insn): Delete.
1333 (define_mode_attr VS_spdp_type): Delete.
1334 (*vsx_sqrt<mode>2): Adjust.
1335 (vsx_<VS_spdp_insn>): Delete, split to...
1336 (vsx_xscvdpsp): ... this. New. And...
1337 (vsx_xvcvspdp): ... this. New. And...
1338 (vsx_xvcvdpsp): ... this. New.
1340 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1342 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
1344 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
1345 (rest of file): Adjust.
1347 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1349 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
1350 (vsx_extract_<mode>_var): Ditto.
1352 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1354 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
1357 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1359 * config/rs6000/constraints.md (define_register_constraint "ww"):
1361 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1362 (rs6000_init_hard_regno_mode_ok): Adjust.
1363 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1364 RS6000_CONSTRAINT_ww.
1365 * config/rs6000/rs6000.md: Adjust.
1366 * config/rs6000/vsx.md: Adjust.
1367 * doc/md.texi (Machine Constraints): Adjust.
1369 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1371 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
1372 (define_mode_attr sd): New.
1373 (define_mode_attr s): New.
1374 (define_mode_attr Ftrad): Delete.
1375 (define_mode_attr Fvsx): Delete.
1376 (define_mode_attr Fs): Delete.
1377 (rest of file): Use the new mode attributes.
1378 * config.rs6000/vsx.md: Use the new mode attributes.
1380 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1382 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
1385 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1387 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
1388 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
1389 used with VSX_B, VSX_D, or VSX_F, with just "wa".
1391 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
1394 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
1395 C++ with strict ANSI requirements.
1397 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
1399 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
1400 computations when step is 1.
1402 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1404 * config/rs6000/constraints.md (define_register_constraint "wf"):
1406 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1407 (rs6000_init_hard_regno_mode_ok): Adjust.
1408 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1409 RS6000_CONSTRAINT_wf.
1410 * config/rs6000/rs6000.md: Adjust.
1411 * config/rs6000/vsx.md: Adjust.
1412 * doc/md.texi (Machine Constraints): Adjust.
1414 2019-06-04 Andrew Pinski <apinski@marvell.com>
1416 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
1419 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1421 * config/rs6000/constraints.md (define_register_constraint "wd"):
1423 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1424 (rs6000_init_hard_regno_mode_ok): Adjust.
1425 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1426 RS6000_CONSTRAINT_wd.
1427 * config/rs6000/rs6000.md: Adjust.
1428 * config/rs6000/vsx.md: Adjust.
1429 * doc/md.texi (Machine Constraints): Adjust.
1431 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1433 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
1434 (rest of file): Adjust.
1436 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1438 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
1439 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
1440 (vsx_splat_<mode>_reg): Adjust.
1442 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1444 * config/rs6000/constraints.md (define_register_constraint "ws"):
1446 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1447 (rs6000_init_hard_regno_mode_ok): Adjust.
1448 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1449 RS6000_CONSTRAINT_ws.
1450 * config/rs6000/rs6000.md: Adjust.
1451 * config/rs6000/vsx.md: Adjust.
1452 * doc/md.texi (Machine Constraints): Adjust.
1454 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1456 * config/rs6000/constraints.md (define_register_constraint "wv"):
1458 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1459 (rs6000_init_hard_regno_mode_ok): Adjust.
1460 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1461 RS6000_CONSTRAINT_wv.
1462 * config/rs6000/rs6000.md: Adjust.
1463 * config/rs6000/vsx.md: Adjust.
1464 * doc/md.texi (Machine Constraints): Adjust.
1466 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1468 * config/rs6000/constraints.md (define_register_constraint "wi"):
1470 (define_register_constraint "wt"): Delete.
1471 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1472 (rs6000_init_hard_regno_mode_ok): Adjust.
1473 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1474 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
1475 * config/rs6000/rs6000.md: Adjust.
1476 * config/rs6000/vsx.md: Adjust.
1477 * doc/md.texi (Machine Constraints): Adjust.
1479 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
1481 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
1483 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
1484 default_elf_asm_output_external.
1486 2019-06-04 Martin Liska <mliska@suse.cz>
1488 * ipa-icf.c (INCLUDE_LIST): Remove.
1489 (sem_item_optimizer::execute): Remove call to init_wpa.
1490 * ipa-icf.h (init_wpa): Remove.
1492 2019-06-04 Jakub Jelinek <jakub@redhat.com>
1494 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
1495 conditional on combined for simd.
1496 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
1498 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
1499 constructs, don't remove lastprivate_conditional_map, but instead set
1500 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
1501 to parent construct temporaries.
1502 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
1503 like !ctx->lastprivate_conditional_map.
1504 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
1505 use up->outer context instead of up.
1506 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
1507 gimple_omp_for_combined_p.
1508 (expand_omp_for_static_nochunk): Likewise.
1509 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
1510 probably moved over into expand_omp_for_generic rather than being copied
1513 2019-06-04 Martin Liska <mliska@suse.cz>
1515 * value-prof.c (dump_histogram_value): Fix typo.
1516 (gimple_mod_subtract_transform): Likewise.
1518 2019-06-04 Richard Biener <rguenther@suse.de>
1521 * tree-chrec.c (chrec_contains_symbols): Add to visited.
1522 (tree_contains_chrecs): Likewise.
1523 (chrec_contains_symbols_defined_in_loop): Move here and avoid
1524 exponential behaivor from ...
1525 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1527 (expression_expensive_p): Avoid exponential behavior and compute
1528 expanded size, rejecting any expansion.
1529 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
1530 (idx_contains_abnormal_ssa_name_p): Likewise.
1531 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
1532 (contains_abnormal_ssa_name_p): Simplify and use
1533 walk_tree_without_duplicates.
1535 2019-06-04 Richard Biener <rguenther@suse.de>
1537 PR tree-optimization/90738
1539 2019-06-03 Richard Biener <rguenther@suse.de>
1541 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
1542 full reference tree and record in ref->ref.
1543 (vn_reference_lookup_3): Pass in original ref to
1544 ao_ref_init_from_vn_reference.
1545 (vn_reference_lookup): Likewise.
1546 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
1547 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1548 Handle non-decl bases in the original reference.
1550 2019-06-04 Martin Liska <mliska@suse.cz>
1552 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
1553 number of references.
1554 (sem_item_optimizer::do_congruence_step):
1555 (sem_item_optimizer::worklist_push): Dump how references
1557 (sem_item_optimizer::worklist_pop): Use heap.
1558 (sem_item_optimizer::process_cong_reduction): Likewise.
1559 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
1561 2019-06-04 Martin Liska <mliska@suse.cz>
1563 * ipa-icf.h (struct sem_usage_pair_hash): New.
1564 (sem_usage_pair_hash::hash): Likewise.
1565 (sem_usage_pair_hash::equal): Likewise.
1566 (struct sem_usage_hash): Likewise.
1567 * ipa-icf.c (sem_item::sem_item): Initialize
1568 referenced_by_count.
1569 (sem_item::add_reference): Register a reference
1570 in ref_map and not in target->usages.
1571 (sem_item::setup): Remove initialization of
1573 (sem_item::~sem_item): Remove usage of dead vectors.
1574 (sem_item::dump): Remove dump of references.
1575 (sem_item_optimizer::sem_item_optimizer): Initialize
1577 (sem_item_optimizer::read_section): Remove useless
1579 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
1580 (sem_item_optimizer::build_graph): Pass m_references
1582 (sem_item_optimizer::verify_classes): Remove usage of dead
1584 (sem_item_optimizer::traverse_congruence_split): Return true
1585 when a class is split.
1586 (sem_item_optimizer::do_congruence_step_for_index): Use
1587 hash_map for look up of (sem_item *, index). That brings
1588 significant speed up.
1589 (sem_item_optimizer::do_congruence_step): Return true
1590 when a split is done.
1591 (congruence_class::is_class_used): Use referenced_by_count.
1593 2019-06-04 Alan Modra <amodra@gmail.com>
1596 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
1599 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
1601 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
1602 * config/rs6000/rs6000.c (direct_move_p): Adjust.
1603 (rs6000_secondary_reload_simple_move): Adjust.
1604 (rs6000_opt_masks): Neuter the "mfpgpr" option.
1605 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
1606 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
1609 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
1610 (floatunssi<mode>2_lfiwzx): Adjust.
1611 (fix_trunc<mode>si2_stfiwx): Adjust.
1612 (fixuns_trunc<mode>si2_stfiwx): Adjust.
1613 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
1614 (mfpgpr): Mark as deprecated.
1615 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
1616 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
1617 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
1619 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
1621 * config/rs6000/constraints.md (define_register_constraint "wg"):
1623 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1624 RS6000_CONSTRAINT_wg.
1625 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1626 (rs6000_init_hard_regno_mode_ok): Adjust.
1627 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
1628 Delete "wg" alternatives.
1629 * doc/md.texi (Machine Constraints): Adjust.
1631 2019-06-03 Alan Modra <amodra@gmail.com>
1633 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
1634 (get_uncond_jump_length): Assert length less than INT_MAX and
1637 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
1640 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
1642 (expand_builtin_nonlocal_goto): Likewise.
1644 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
1646 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
1647 (aarch64_asm_output_external): Declare.
1648 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
1649 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
1650 (aarch64_asm_output_alias): New.
1651 (aarch64_asm_output_external): New.
1652 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
1653 (ASM_OUTPUT_EXTERNAL): Define.
1655 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
1656 * tree-vrp.h (value_range_base::nonzero_p): New.
1657 (value_range_base::set_nonnull): Rename to...
1658 (value_range_base::set_nonzero): ...this.
1659 (value_range_base::set_null): Rename to...
1660 (value_range_base::set_zero): ...this.
1661 (value_range::set_nonnull): Remove.
1662 (value_range::set_null): Remove.
1663 * tree-vrp.c (range_is_null): Remove.
1664 (range_is_nonnull): Remove.
1665 (extract_range_from_binary_expr): Use value_range_base::*zero_p
1666 instead of range_is_*null.
1667 (extract_range_from_unary_expr): Same.
1668 (value_range_base::set_nonnull): Rename to...
1669 (value_range_base::set_nonzero): ...this.
1670 (value_range::set_nonnull): Remove.
1671 (value_range_base::set_null): Rename to...
1672 (value_range_base::set_zero): ...this.
1673 (value_range::set_null): Remove.
1674 (extract_range_from_binary_expr): Rename set_*null uses to
1676 (extract_range_from_unary_expr): Same.
1677 (union_helper): Same.
1678 * vr-values.c (get_value_range): Use set_*zero instead of
1680 (vr_values::extract_range_from_binary_expr): Same.
1681 (vr_values::extract_range_basic): Same.
1683 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
1686 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
1688 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1690 * config/aarch64/iterators.md (MAX_OPP): New code attr.
1691 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
1692 (aarch64_<su>abd<mode>_3): ... This.
1693 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
1695 2019-06-03 Richard Biener <rguenther@suse.de>
1697 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
1698 full reference tree and record in ref->ref.
1699 (vn_reference_lookup_3): Pass in original ref to
1700 ao_ref_init_from_vn_reference.
1701 (vn_reference_lookup): Likewise.
1702 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
1703 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1704 Handle non-decl bases in the original reference.
1706 2019-06-03 Martin Liska <mliska@suse.cz>
1708 * doc/generic.texi: Remove Java Trees.
1710 2019-06-03 Martin Liska <mliska@suse.cz>
1712 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
1713 returns 0 when operands are equal.
1715 2019-06-03 Richard Biener <rguenther@suse.de>
1717 PR tree-optimization/90716
1718 * tree-loop-distribution.c (destroy_loop): Process blocks in
1721 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1724 * vector-builder.h (vector_builder::count_dups): New method.
1725 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
1727 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
1728 (vec_init<mode><Vel>): New pattern.
1729 * config/aarch64/aarch64.c (emit_insr): New function.
1730 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
1731 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
1732 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
1733 (aarch64_sve_expand_vector_init): Define two overloaded functions.
1735 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1737 PR tree-optimization/90681
1738 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
1739 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
1740 special case for SLP, but fail on non-groupped loads.
1742 2019-06-03 Martin Liska <mliska@suse.cz>
1744 * cfg.c (debug): Use TDF_DETAILS for debug and
1745 print edge info only once.
1747 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
1750 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
1752 2019-06-01 Martin Sebor <msebor@redhat.com>
1755 * tree-pretty-print.c (dump_generic_node): Add parentheses.
1757 2019-05-31 Jan Hubicka <jh@suse.cz>
1759 * alias.c: Include ipa-utils.h.
1760 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
1761 * ipa-devirt.c (prevailing_odr_type): New.
1762 * ipa-utils.h (previaling_odr_type): Declare.
1764 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
1765 Hongtao Liu <hongtao.liu@intel.com>
1768 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
1769 NOTE_INSN_DELETED_LABEL check.
1771 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
1772 Robert Suchanek <robert.suchanek@mips.com>
1774 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
1775 and 3rd operands of the fmadd/fmsub/maddv builtin.
1777 2019-05-31 Jakub Jelinek <jakub@redhat.com>
1779 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
1780 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1781 on OMP_SIMD if not nested inside of worksharing loop that also has
1782 lastprivate conditional clause for the same decl.
1783 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
1784 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
1786 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
1788 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
1790 (lower_lastprivate_clauses): Likewise.
1791 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
1792 calling lower_rec_input_clauses.
1793 (lower_omp_for): Likewise.
1794 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
1795 clause on simd construct.
1796 * omp-expand.c (expand_omp_simd): Initialize cond_var if
1797 OMP_CLAUSE__CONDTEMP_ clause is present.
1799 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
1802 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
1805 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
1806 TEX_D32, TEX_D64 or TEX_D128.
1808 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
1810 * match.pd (~(vec?cst1:cst2)): New transformation.
1812 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
1814 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
1815 ((size_t)(A /[ex] B) CMP C): New transformation.
1817 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
1819 * doc/md.texi: Document define_insn_and_rewrite.
1820 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
1821 * gensupport.c (queue_elem): Update comment.
1822 (replace_operands_with_dups): New function.
1823 (gen_rewrite_sequence): Likewise.
1824 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
1825 * read-rtl.c (apply_subst_iterator): Likewise.
1826 (add_condition_to_rtx, named_rtx_p): Likewise.
1827 (rtx_reader::read_rtx_operand): Likewise.
1828 * config/aarch64/aarch64-sve.md
1829 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
1830 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
1831 define_insn_and_rewrite.
1832 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
1833 Remove separate define_split.
1835 2019-05-31 Jan Hubicka <jh@suse.cz>
1837 * tree-ssa-alias.c (type_has_components_p): New function.
1838 (aliasing_component_refs_p): Use it.
1840 2019-05-31 Martin Liska <mliska@suse.cz>
1842 * gdbhooks.py: Add const_tree to TreePrinter.
1844 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
1847 * common.opt (feliminate-unused-debug-symbols): Enable by default.
1848 * doc/invoke.texi (Debugging Options): Document new default of
1849 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
1851 2019-05-31 Jakub Jelinek <jakub@redhat.com>
1853 PR tree-optimization/90671
1854 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
1855 template_block used to be empty on the first call, don't use
1856 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
1857 seq with bb_seq and set it with set_bb_seq.
1859 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
1861 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1863 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1864 Michael Meissner <meissner@linux.ibm.com>
1866 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
1867 (prefixed_mem_operand): Likewise.
1868 (non_prefixed_mem_operand): Likewise.
1869 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
1871 * config/rs6000/rs6000.c (print_operand_address): Handle
1872 PC-relative addresses.
1873 (mode_supports_prefixed_address_p): New function.
1874 (rs6000_prefixed_address): New function.
1875 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
1876 (SYMBOL_REF_PCREL_P): Likewise.
1878 2019-05-30 Jakub Jelinek <jakub@redhat.com>
1880 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
1881 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
1882 (gimplify_omp_for): If worksharing loop with lastprivate conditional
1883 is nested inside of parallel region, add _condtemp_ clause to both.
1884 * tree-nested.c (convert_nonlocal_omp_clauses,
1885 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
1887 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
1889 * omp-general.c (omp_extract_for_data): Compute it.
1890 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
1891 (lower_rec_input_clauses): Likewise.
1892 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
1893 clause is already present, just add one further one after it.
1894 (lower_lastprivate_clauses): Handle cond_ptr with array type.
1895 (lower_send_shared_vars): Clear _condtemp_ vars.
1896 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
1897 or section or taskgroup.
1898 * omp-expand.c (determine_parallel_type): Disallow combining only if
1899 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
1900 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
1901 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1902 expand_omp_for_static_chunk, expand_omp_for): Use
1903 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
1904 determine if a special set of API routines are needed and if condtemp
1905 needs to be initialized, while always initialize cond_var if
1906 fd->lastprivate_conditional is non-zero.
1908 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1909 Michael Meissner <meissner@linux.ibm.com>
1911 * config/rs6000/constraints.md (eI): New constraint.
1912 * config/rs6000/predicates.md (cint34_operand): New predicate.
1913 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
1914 (SIGNED_34BIT_OFFSET_P): Likewise.
1915 * doc/md.texi (eI): Document constraint.
1917 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
1919 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
1921 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1922 Michael Meissner <meissner@linux.ibm.com>
1924 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
1925 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
1926 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
1927 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
1928 (OTHER_FUTURE_MASKS): Likewise.
1929 (POWERPC_MASKS): Likewise.
1930 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
1931 specified without -mprefixed-addr or -mcpu=future. Error if
1932 -mprefixed-addr is specified without -mcpu=future.
1933 (rs6000_opt_masks): Add entry for prefixed-addr.
1934 * rs6000.opt (mprefixed-addr): New option.
1936 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
1938 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
1939 cfun->is_thunk check.
1941 2019-05-30 Jakub Jelinek <jakub@redhat.com>
1943 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
1946 2019-05-30 Martin Liska <mliska@suse.cz>
1948 * gdbinit.in: Fix 'ptc' command. Add trt
1949 that prints TREE_TYPE($).
1951 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
1952 Alan Modra <amodra@gmail.com>
1954 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
1956 (rs6000_indirect_call_template_1): ...and here.
1957 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
1958 plt16_ha, plt16_lo, mtctr indirect calls. Use
1960 (rs6000_decl_ok_for_sibcall): New function.
1961 (rs6000_function_ok_for_sibcall): Refactor.
1962 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
1963 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
1964 when pcrel. Reorganize.
1965 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
1966 * rs6000.h (rs6000_pltseq_enum): New enum.
1967 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
1968 (*pltseq_tocsave): Use rs6000_pltseq_enum.
1969 (*pltseq_plt16_ha): Likewise.
1970 (*pltseq_plt16_lo): Likewise.
1971 (*pltseq_mtctr): Likewise.
1972 (*pltseq_plt_pcrel): New insn.
1973 (*call_local_aix): Handle @notoc calls.
1974 (*call_value_local_aix): Likewise.
1975 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
1976 (*call_value_nonlocal_aix): Likewise.
1977 (*call_indirect_pcrel): New insn.
1978 (*call_value_indirect_pcrel): Likewise.
1981 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
1983 * config/i386/sse.md (*save_multiple<mode>): Rename from
1984 save_multiple<mode>.
1985 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
1986 (*restore_multiple_and_return<mode>): Rename from
1987 restore_multiple_and_return<mode>.
1988 (*restore_multiple_leave_return<mode>): Rename from
1989 restore_multiple_leave_return<mode>.
1991 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
1993 * config.gcc (rx-*-linux*): New target.
1994 * config/rx/elf.opt: New file.
1995 * config/rx/linux.h: Likewise.
1996 * config/rx/t-linux: Likewise.
1997 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
1999 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
2000 (ASM_APP_OFF): Likewise.
2001 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
2004 2019-05-29 Jan Hubicka <jh@suse.cz>
2006 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
2007 variants are pointer equivalent.
2009 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2011 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
2012 * config/aarch64/aarch64-sve2.md: New file.
2013 (<u>avg<mode>3_floor): New pattern.
2014 (<u>avg<mode>3_ceil): Likewise.
2015 (*<sur>h<addsub><mode>): Likewise.
2016 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
2017 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
2019 2019-05-29 Jakub Jelinek <jakub@redhat.com>
2022 * optc-save-gen.awk: In cl_optimization_print, use correct condition
2023 for var_opt_string printing. In cl_optimization_print_diff, print
2024 (null) instead of invoking undefined behavior if one of the
2025 var_opt_string pointers is NULL and use && instead of first || in the
2026 guarding condition. For var_target_other options, handle const char *
2027 target variables similarly to const char * optimize node variables.
2029 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
2031 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
2032 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
2033 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
2034 Add autib1716 and pacib1716 initialisation.
2035 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
2036 for autib1716 and pacib1716.
2037 * config/aarch64/aarch64-protos.h (aarch64_key_type,
2038 aarch64_post_cfi_startproc): Define.
2039 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
2040 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
2041 aarch64_handle_pac_ret_protection): Set default sign key to A.
2042 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
2043 aarch64_expand_prologue): Add check for b-key.
2044 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
2045 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
2046 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
2047 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
2048 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
2049 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
2050 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
2051 * config/aarch64/aarch64.md (do_return): Add check for b-key.
2052 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
2053 pauth_hint_num_a with pauth_hint_num.
2054 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
2055 pauth_hint_num_a with pauth_hint_num.
2056 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
2057 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
2058 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
2059 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
2060 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
2061 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
2062 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
2063 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
2064 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
2065 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
2066 UNSPEC_AUTIA1716 respectively.
2067 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
2068 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
2069 * doc/invoke.texi (-mbranch-protection): Add b-key type.
2070 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
2071 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
2073 2019-05-29 Jakub Jelinek <jakub@redhat.com>
2075 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
2076 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
2077 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
2078 explicit clause on combined parallel into implicit shared clause.
2079 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
2080 and firstprivate if the decl has one too from combined parallel to
2081 the worksharing construct.
2083 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
2084 Michael Meissner <meissner@linux.ibm.com>
2086 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
2088 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
2090 * rtl.h (LABEL_REF_P): New #define.
2092 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
2094 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
2096 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2098 * internal-fn.c: Marked mask_load_direct as vectorizable.
2099 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
2100 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
2101 combined even if masks different with allow_slp_p param.
2102 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
2103 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
2104 dissolve SLP-only vectorizable groups when SLP has been discarded.
2105 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
2106 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
2108 (vect_build_slp_tree_1): Fixed comment typo.
2109 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
2110 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
2112 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
2114 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
2116 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2118 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
2119 Remove obsolete use_thunk reference.
2120 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
2121 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2122 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
2123 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
2124 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2125 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2126 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2127 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
2128 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
2130 2019-05-28 Nathan Sidwell <nathan@acm.org>
2132 * tree.h (IDENTIFIER_ANON_P): New.
2133 (anon_aggrname_format, anon_aggname_p): Don't declare.
2134 (make_anon_name): Declare.
2135 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
2136 (hash_tree): Likewise.
2137 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
2138 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
2139 (anon_cnt, make_anon_name): New.
2141 2019-05-28 Martin Liska <mliska@suse.cz>
2144 * opts-global.c (decode_options): Print help for all
2145 help_option_arguments.
2146 * opts.c (print_help): Add new argument.
2147 (common_handle_option): Remember all values into
2148 help_option_arguments.
2149 * opts.h (print_help): Add new argument.
2151 2019-05-28 Martin Liska <mliska@suse.cz>
2154 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
2155 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
2156 (func_checker::compare_bb): Call compare_loops.
2158 2019-05-27 Jakub Jelinek <jakub@redhat.com>
2160 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
2161 on sections construct.
2162 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
2164 (lower_omp_sections): Handle lastprivate conditional.
2165 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
2166 lastprivate_conditional_map.
2167 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
2169 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
2170 critical, taskgroup and section regions when looking for a region
2171 with non-NULL lastprivate_conditional_map.
2173 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
2175 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
2176 (*ix86_gen_sub3): Ditto.
2177 (*ix86_gen_sub3_carry): Ditto.
2178 (*ix86_gen_one_cmpl2): Ditto.
2179 (*ix86_gen_andsp): Ditto.
2180 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
2181 (gen_and2_insn): New static function.
2182 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
2183 Use gen_add3_insn instead of ix86_gen_add3.
2184 (ix86_expand_split_stack_prologue): Use gen_add2_insn
2185 instead of ix86_gen_add3.
2186 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
2187 Use gen_sub3_insn instead of ix86_gen_sub3.
2188 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
2189 instead of ix86_gen_add3.
2190 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
2191 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
2192 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
2193 * config/i386/i386-options.c (ix86_option_override_internal):
2194 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
2195 ix86_gen_one_cmpl2 and ix86_gen_andsp.
2197 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
2199 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
2200 and DW_OP_GNU_const_index opcodes.
2202 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
2204 * config/i386/i386.h (STACK_SIZE_MODE): Define.
2206 2019-05-27 Richard Biener <rguenther@suse.de>
2208 PR tree-optimization/90637
2209 * tree-ssa-sink.c (statement_sink_location): Honor the
2210 computed sink location for single-uses.
2212 2019-05-27 Richard Biener <rguenther@suse.de>
2215 * match.pd (vec_perm): Avoid clobbering op0 when not generating
2218 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
2220 * config/i386/i386.md (@sub<mode>3_carry): Rename
2221 from sub<mode>3_carry.
2222 (@leave_<mode>): New expander.
2223 (*leave): Rename from leave.
2224 (*leave_rex64): Rename from leave_rex64.
2225 (@monitorx_<mode>): Rename from monitorx_<mode>.
2226 (@clzero_<mode>): Rename from clzero_<mode>.
2227 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
2228 from sse3_monitor_<mode>.
2229 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
2230 (*ix86_gen_leave): Ditto.
2231 (*ix86_gen_monitor): Ditto.
2232 (*ix86_gen_monitorx): Ditto.
2233 (*ix86_gen_clzero): Ditto.
2234 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
2235 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
2236 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
2237 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
2238 Use gen_sse3_monitor instead of ix86_gen_monitor.
2239 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
2240 instead of ix86_gen_monitorx.
2241 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
2242 instead of ix86_gen_clzero.
2243 * config/i386/i386-options.c (ix86_option_override_internal):
2244 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
2245 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
2247 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
2249 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
2250 Rename from tls_global_dynamic_64_<mode>.
2251 (@tls_local_dynamic_base_64_<mode>): Rename from
2252 tls_local_dynamic_base_64_<mode>.
2253 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
2254 Remove indirect function.
2255 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
2256 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
2257 instead of ix86_gen_tls_global_dynamic_64.
2258 Use gen_tls_local_dynamic_base_64 instead of
2259 ix86_gen_tls_local_dynamic_base_64.
2260 * config/i386/i386-options.c (ix86_option_override_internal):
2261 Do not initialize ix86_gen_tls_global_dynamic_64 and
2262 ix86_gen_tls_local_dynamic_base_64.
2264 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
2266 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
2267 Rename from pro_epilogue_adjust_stack_<mode>_add.
2268 (@pro_epilogue_adjust_stack_sub_<mode>)
2269 Rename from pro_epilogue_adjust_stack_<mode>_sub.
2270 (@allocate_stack_worker_probe_<mode>):
2271 Rename from allocate_stack_worker_probe_<mode>.
2272 (allocate_stack): Use gen_allocate_stack_worker_probe.
2273 (probe_stack): Use gen_probe_stack_1.
2274 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
2275 (@adjust_stack_and_probe_<mode>): Rename from
2276 adjust_stack_and_probe<mode>.
2277 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
2278 (stack_protect_set): Use gen_stack_protect_set_1.
2279 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
2280 (stack_protect_test): Use gen_stack_protect_test_1.
2281 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
2282 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
2283 Remove indirect function.
2284 (*ix86_gen_adjust_stack_and_probe): Ditto.
2285 (*ix86_gen_probe_stack_range): Ditto.
2286 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
2287 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
2288 (ix86_adjust_stack_and_probe_stack_clash): Use
2289 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
2290 (ix86_adjust_stack_and_probe): Ditto.
2291 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
2292 of ix86_gen_probe_stack_range.
2293 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
2294 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
2295 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
2296 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
2297 CODE_FOR_stack_protect_test_{si,di}.
2298 * config/i386/i386-options.c (ix86_option_override_internal):
2299 Do not initialize ix86_gen_allocate_stack_worker,
2300 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
2302 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
2304 * doc/invoke.texi (Link Options): Many editorial changes around
2307 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2309 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
2310 pre-Solaris 11 referene and most Studio compiler details.
2312 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
2315 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
2316 DImode to SImode in floating-point registers on 64-bit target.
2317 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
2318 register_operand in xmpyu patterns.
2320 2019-05-24 Jakub Jelinek <jakub@redhat.com>
2322 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
2323 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
2324 OMP_CLAUSE__REDUCTEMP_.
2325 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
2326 OMP_CLAUSE__CONDTEMP_.
2327 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
2328 * tree-pretty-print.c (dump_omp_clause): Likewise.
2329 * tree-nested.c (convert_nonlocal_omp_clauses,
2330 convert_local_omp_clauses): Likewise.
2331 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
2332 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
2333 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
2335 (gimplify_omp_for): Warn and disable conditional modifier from
2336 lastprivate on loop iterators.
2337 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
2339 * omp-general.c (omp_extract_for_data): Initialize it.
2340 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
2342 (delete_omp_context): Delete it.
2343 (lower_lastprivate_conditional_clauses): New function.
2344 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
2345 handle lastprivate conditional clauses.
2346 (lower_reduction_clauses): Add CLIST argument, emit it into
2347 the critical section if any.
2348 (lower_omp_sections): Adjust lower_lastprivate_clauses and
2349 lower_reduction_clauses callers.
2350 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
2351 to lower_lastprivate_clauses.
2352 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
2353 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
2354 clist into a critical section if not emitted there already by
2355 lower_reduction_clauses.
2356 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
2358 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
2359 conditional variables.
2360 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
2362 (expand_omp_for_generic, expand_omp_for_static_nochunk,
2363 expand_omp_for_static_chunk): Handle lastprivate conditional.
2364 (expand_omp_for): Handle fd.lastprivate_conditional like
2367 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
2369 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
2370 kernel does not exit cleanly.
2371 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
2373 2019-05-24 Jason Merrill <jason@redhat.com>
2376 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
2378 2019-05-24 Richard Biener <rguenther@suse.de>
2381 * tree-loop-distribution.c (struct partition): Add location
2383 (partition_alloc): Initialize all fields.
2384 (generate_memset_builtin): Use the location recorded in the
2385 partition for the generated call.
2386 (generate_memcpy_builtin): Likewise.
2387 (classify_partition): Record the location of a single store
2388 as location for the partition.
2390 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
2392 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
2395 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
2398 * common/config/aarch64/aarch64-common.c
2399 (aarch64_rewrite_selected_cpu): Change local temporary variable
2400 type from unsigned long to uint64_t.
2401 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
2402 aarch64_get_extension_string_for_isa_flags): Change declaration to
2403 match new definition by replacing unsigned long with uint64_t.
2405 2019-05-24 Jakub Jelinek <jakub@redhat.com>
2408 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
2409 gen_attr_type just once instead of 4-7 times. Formatting fixes.
2410 Handle stack_protect_test_<mode> codegen similarly to corresponding
2413 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
2415 * config/i386/darwin.h: Reject -mfentry*.
2416 * doc/sourcebuild.texi: Document mfentry target support.
2418 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
2420 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
2421 Rename to rs6000_global_entry_point_prologue_needed_p. Return
2422 false for PC-relative functions.
2423 (rs6000_output_function_prologue): Change called function name to
2424 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
2425 name,1" for PC-relative functions.
2426 (rs6000_elf_declare_function_name): Change called function name to
2427 rs6000_global_entry_point_prologue_needed_p.
2429 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
2432 * config/i386/i386.c (gen_rtx_cost):
2433 Use ix86_tune_cost instead of ix86_cost.
2435 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
2436 Michael Meissner <meissner@linux.ibm.com>
2437 Segher Boessenkool <segher@kernel.crashing.org>
2439 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
2441 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
2442 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
2443 (rs6000_fndecl_pcrel_p): Likewise.
2444 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
2445 error if -mpcrel is requested without -mcpu=future.
2446 (rs6000_opt_masks): Add entry for pcrel.
2447 (rs6000_fndecl_pcrel_p): New function.
2448 (rs6000_pcrel_p): Likewise.
2449 * config/rs6000/rs6000.opt (mpcrel): New option.
2450 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
2452 2019-05-23 Jan Hubicka <jh@suse.cz>
2453 Martin Liska <mliska@suse.cz>
2455 PR tree-optimization/90576
2456 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
2458 (aliasing_component_refs_p): Fix three way size compare conditional;
2459 give up earlier in case we can not decide on equivalence.
2461 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
2462 Michael Meissner <meissner@linux.ibm.com>
2463 Segher Boessenkool <segher@kernel.crashing.org>
2465 * config.gcc: Add future cpu.
2466 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
2467 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
2469 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
2470 (RS6000_CPU): New instantiation for future cpu.
2471 * config/rs6000/rs6000-opts.h (enum processor_type): Add
2473 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
2474 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
2475 * config/rs6000/rs6000-tables.opt: Regenerate.
2476 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
2477 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
2478 (rs6000_machine_from_flags): Handle future cpu.
2479 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
2480 PROCESSOR_POWER9 for now.
2481 (rs6000_adjust_cost): Likewise.
2482 (rs6000_issue_rate): Likewise.
2483 (rs6000_register_move_cost): Likewise.
2484 (rs6000_opt_masks): Add entry for future.
2485 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
2486 (MASK_FUTURE): New #define.
2487 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
2488 * config/rs6000/rs6000.opt (mfuture): New target option.
2489 * doc/invoke.texi (mcpu): Add future cpu.
2491 2019-05-23 Martin Liska <mliska@suse.cz>
2494 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
2495 operation points to a temporary (pointed via tree_to_wide_ref)
2496 that is out of scope after the &.
2498 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
2501 * doc/extend.texi (Function Names): Add missing word.
2503 2019-05-23 Richard Biener <rguenther@suse.de>
2505 PR tree-optimization/88440
2506 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
2508 * tree-loop-distribution.c (generate_memset_builtin): Fold the
2510 (generate_memcpy_builtin): Likewise.
2511 (distribute_loop): Pass in whether to only distribute patterns.
2512 (prepare_perfect_loop_nest): Also allow size optimization.
2513 (pass_loop_distribution::execute): When optimizing a loop
2514 nest for size allow pattern replacement.
2516 2019-05-23 Jakub Jelinek <jakub@redhat.com>
2519 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
2522 2019-05-23 Martin Liska <mliska@suse.cz>
2525 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
2526 expression similarly to gimplify_decl_expr.
2528 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2530 * cse.c (cse_dump_path): s/dump_file/f.
2532 2019-05-22 David Malcolm <dmalcolm@redhat.com>
2535 * diagnostic-format-json.cc: Include "selftest.h".
2536 (json_from_expanded_location): Only add "file" key for non-NULL
2538 (json_from_location_range): Don't add "start" and "finish"
2539 children if they are UNKNOWN_LOCATION.
2540 (selftest::test_unknown_location): New selftest.
2541 (selftest::test_bad_endpoints): New selftest.
2542 (selftest::diagnostic_format_json_cc_tests): New function.
2543 * json.cc (json::object::get): New function.
2544 (selftest::test_object_get): New selftest.
2545 (selftest::json_cc_tests): Call it.
2546 * json.h (json::object::get): New decl.
2547 * selftest-run-tests.c (selftest::run_tests): Call
2548 selftest::diagnostic_format_json_cc_tests.
2549 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
2552 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
2553 Andrew Stubbs <amd@codesourcery.com>
2555 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
2556 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
2557 (kernel): Rename to...
2558 (main_kernel): ... this.
2559 (load_image): Load _init_array and _fini_array kernels.
2560 (run): Add argument for kernel to run.
2561 (main): Run init_array_kernel before main_kernel, and
2562 fini_array_kernel after.
2563 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
2564 amdgpu_hsa_kernel attribute on functions.
2565 (gcn_disable_constructors): Delete.
2566 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
2567 * config/gcn/crt0.c (size_t): Define.
2568 (_init_array, _fini_array): New.
2569 (__preinit_array_start, __preinit_array_end,
2570 __init_array_start, __init_array_end,
2571 __fini_array_start, __fini_array_end): Declare weak references.
2573 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
2575 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
2577 2019-05-22 Jason Merrill <jason@redhat.com>
2579 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
2581 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
2584 * config/i386/i386-options.c (ix86_init_machine_status): Set
2585 stack_frame_required to true.
2586 * config/i386/i386.c (ix86_get_frame_size): New function.
2587 (ix86_frame_pointer_required): Replace get_frame_size with
2588 ix86_get_frame_size.
2589 (ix86_compute_frame_layout): Likewise.
2590 (ix86_find_max_used_stack_alignment): Changed to void. Set
2591 stack_frame_required.
2592 (ix86_finalize_stack_frame_flags): Always call
2593 ix86_find_max_used_stack_alignment. Replace get_frame_size with
2594 ix86_get_frame_size.
2595 * config/i386/i386.h (machine_function): Add stack_frame_required.
2597 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
2599 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
2601 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
2603 * common/config/aarch64/aarch64-common.c
2604 (struct aarch64_option_extension, struct processor_name_to_arch,
2605 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
2606 aarch64_contains_opt,
2607 aarch64_get_extension_string_for_isa_flags): Change type of
2608 variables storing flags to uint64_t.
2609 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
2610 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
2611 * config/aarch64/aarch64.c (struct processor,
2612 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
2613 aarch64_validate_march, aarch64_override_options,
2614 aarch64_option_print, aarch64_handle_attr_isa_flags,
2615 aarch64_declare_function_name, aarch64_start_file): Make flag
2617 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
2618 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
2619 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
2620 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
2621 * config/aarch64/driver-aarch64.c
2622 (struct aarch64_arch_extension, struct aarch64_core_data,
2623 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
2624 flag variables uint64_t.
2625 * doc/invoke.texi: Add documentation for new arguments.
2627 2019-05-22 Richard Biener <rguenther@suse.de>
2629 * alias.c (ao_ref_from_mem): Move stack-slot sharing
2631 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
2633 2019-05-22 Martin Liska <mliska@suse.cz>
2636 * doc/extend.texi: Document the change.
2638 2019-05-22 Richard Biener <rguenther@suse.de>
2640 PR tree-optimization/90450
2641 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
2642 (mem_ref_hasher::equal): Check it.
2643 (mem_ref_alloc): Initialize it.
2644 (gather_mem_refs_stmt): Set it.
2646 2019-05-22 Richard Biener <rguenther@suse.de>
2648 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
2650 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
2653 2019-05-22 Alan Modra <amodra@gmail.com>
2655 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
2656 (ASM_CPU_SPEC): Conditionally add -many.
2657 * config/rs6000/rs6000.c (rs6000_machine): New static var.
2658 (rs6000_machine_from_flags, emit_asm_machine): New functions..
2659 (rs6000_file_start): ..extracted from here, and modified to
2661 (rs6000_output_function_prologue): Emit .machine as necessary.
2662 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
2664 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
2665 added by check_vect_support_and_set_flags.
2666 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
2667 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
2669 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
2672 * ira-lives.c (process_bb_node_lives): Consider defs
2673 for a call insn to be die before the call, not after.
2675 * function.c (assign_parm_setup_block): Raise alignment of
2676 stacked parameter only for STRICT_ALIGNMENT targets.
2678 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2680 * config/rs6000/constraints.md (define_register_constraint "wz"):
2682 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2683 RS6000_CONSTRAINT_wz.
2684 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2685 (rs6000_init_hard_regno_mode_ok): Adjust.
2686 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
2687 * doc/md.texi (Machine Constraints): Adjust.
2689 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2691 * config/rs6000/constraints.md (define_register_constraint "wl"):
2693 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2694 RS6000_CONSTRAINT_wl.
2695 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2696 (rs6000_init_hard_regno_mode_ok): Adjust.
2697 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
2698 * doc/md.texi (Machine Constraints): Adjust.
2700 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2702 * config/rs6000/constraints.md (define_register_constraint "wm"):
2704 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2705 RS6000_CONSTRAINT_wm.
2706 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2707 (rs6000_init_hard_regno_mode_ok): Adjust.
2708 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
2709 * doc/md.texi (Machine Constraints): Adjust.
2711 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2713 * config/rs6000/constraints.md (define_register_constraint "wk"):
2715 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2716 RS6000_CONSTRAINT_wk.
2717 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2718 (rs6000_init_hard_regno_mode_ok): Adjust.
2719 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
2720 * doc/md.texi (Machine Constraints): Adjust.
2722 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2724 * config/rs6000/constraints.md (define_register_constraint "wj"):
2726 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2727 RS6000_CONSTRAINT_wj.
2728 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2729 (rs6000_init_hard_regno_mode_ok): Adjust.
2730 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
2732 * config/rs6000/vsx.md: Ditto.
2733 * doc/md.texi (Machine Constraints): Adjust.
2735 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2737 * config/rs6000/constraints.md (define_register_constraint "wh"):
2739 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2740 RS6000_CONSTRAINT_wh.
2741 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2742 (rs6000_init_hard_regno_mode_ok): Adjust.
2743 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
2744 * doc/md.texi (Machine Constraints): Adjust.
2746 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2749 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
2750 Avoid calling gen_lowpart with CONST operand.
2752 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
2754 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
2755 field template_last_to_copy.
2756 (ssa_create_duplicates): Set it, and use it. Attempt to
2757 preserve more debug stmts.
2759 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2761 * config/i386/sse.md (VF1_AVX2): New mode iterator.
2762 (signbit<mode>2): New expander
2764 2019-05-21 James Clarke <jrtc27@jrtc27.com>
2767 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
2768 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
2770 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2772 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
2773 %ebx and %ecx bafore calling cpuid with leaf 1 or
2774 non-constant leaf argument.
2776 2019-05-21 Alan Modra <amodra@gmail.com>
2779 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
2780 power9 direct move cost.
2781 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
2782 Correct comments and rename functions to suit parameters.
2784 2019-05-21 Richard Biener <rguenther@suse.de>
2787 * fold-const.c (fold_read_from_vector): New function.
2788 * fold-const.h (fold_read_from_vector): Declare.
2789 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
2790 single-element insert permutations. Canonicalize selector
2791 further and fix issue with last commit.
2793 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
2795 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
2796 parameter with default value false to declaration.
2797 (split_edges_for_insertion): New inline function. Wrapper for
2798 split_critical_edges with for_edge_insertion_p = true.
2799 * tree-cfg.c (split_critical_edges): Don't split non-critical
2800 edges if for_edge_insertion_p is false. Fix whitespace.
2801 * tree-ssa-pre.c (pass_pre::execute): Call
2802 split_edges_for_insertion instead of split_critical_edges.
2803 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
2804 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
2805 (pass_data_sink_code): Update function name in the comment.
2807 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
2809 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
2810 around is_value_included_in that knows how to handle BIT_AND_EXPR.
2811 (is_pred_expr_subset_of): Use the new function. Handle more cases where
2812 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
2815 2019-05-21 Martin Liska <mliska@suse.cz>
2817 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
2819 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
2820 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
2822 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2824 (rs6000_function_arg): Likewise.
2825 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
2826 (rs6000_expand_ternop_builtin): Use interval syntax.
2827 (get_element_number): Likewise.
2828 (altivec_expand_builtin): Likewise.
2829 (rs6000_get_function_versions_dispatcher): Quote target_clones.
2833 2019-05-20 Jakub Jelinek <jakub@redhat.com>
2837 * function.h (struct function): Add calls_eh_return member.
2838 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
2839 gimplifying __builtin_eh_return call.
2840 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
2842 (expand_call_inline): Or in src_cfun->calls_eh_return into
2843 dst_cfun->calls_eh_return.
2844 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
2845 cfun->calls_eh_return.
2846 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
2847 * lto-streamer-out.c (output_struct_function_base): Write
2850 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
2852 PR rtl-optimization/43147
2853 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
2854 IX86_BUILTIN_SHUFPD.
2856 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
2858 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
2859 (refs_may_alias_p_1): ... here; update stats.
2860 (refs_may_alias_p): Do not update stats here.
2862 2019-05-20 Richard Biener <rguenther@suse.de>
2864 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
2865 doesn't produce pointers.
2866 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
2867 the first operand points to.
2869 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
2871 * tree-ssa-alias.c (compare_sizes): New function.
2872 (sompare_type_sizes): New function
2873 (aliasing_component_refs_p): Use it.
2874 (indirect_ref_may_alias_decl_p): Likewise.
2876 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2878 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
2880 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2882 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
2883 (LIBLSAN_EARLY_SPEC): Likewise.
2884 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
2886 2019-05-20 Martin Liska <mliska@suse.cz>
2888 * config/i386/i386.c (ix86_libc_has_fast_function):
2889 Add ATTRIBUTE_UNUSED for the argument.
2891 2019-05-20 Richard Biener <rguenther@suse.de>
2893 * gimple-match-head.c: Include vec-perm-indices.h.
2894 * generic-match-head.c: Likewise.
2895 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
2897 * fold-const.c (fold_vec_perm): Export.
2898 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
2899 (match.pd): ...here.
2901 2019-05-20 Jakub Jelinek <jakub@redhat.com>
2903 * cfgloop.h (struct loop): Add simdlen member.
2904 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
2905 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
2906 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
2907 as new argument to autovectorize_vector_sizes target hook. If
2908 loop->simdlen, pick up vector size where the vectorization factor
2909 is equal to loop->simd, and if there is none, fall back to the first
2911 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
2913 * omp-low.c (omp_clause_aligned_alignment): Likewise.
2914 * omp-general.c (omp_max_vf): Likewise.
2915 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
2916 * tree-vect-slp.c (vect_slp_bb): Likewise.
2917 * target.def (autovectorize_vector_sizes): Add ALL argument and
2919 * doc/tm.texi: Adjust documentation.
2920 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
2921 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
2922 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
2924 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
2925 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
2926 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
2927 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
2928 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
2929 preferred vector size is not 512-bit or 256-bit, just put those
2930 unpreferred ones last.
2932 2019-05-20 Martin Liska <mliska@suse.cz>
2934 * targhooks.c (default_libc_has_fast_function): New function.
2935 * targhooks.h (default_libc_has_fast_function): Likewise.
2937 2019-05-20 Martin Liska <mliska@suse.cz>
2940 * builtins.c (expand_builtin_memory_copy_args): When having a
2941 target with fast mempcpy implementation do now use memcpy.
2942 * config/i386/i386.c (ix86_libc_has_fast_function): New.
2943 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
2944 * doc/tm.texi: Likewise.
2945 * doc/tm.texi.in: Likewise.
2947 * expr.c (emit_block_move_hints): Add 2 new arguments.
2948 * expr.h (emit_block_move_hints): Bail out when libcall
2949 to memcpy would be used.
2951 2019-05-20 Martin Liska <mliska@suse.cz>
2953 * profile-count.c: Add vertical spacing in order
2954 to separate functions.
2955 * profile-count.h: Likewise.
2957 2019-05-20 Martin Liska <mliska@suse.cz>
2959 * profile-count.h: Do not use full qualified
2961 * profile-count.c (profile_count::to_frequency): Likewise.
2963 2019-05-20 Martin Liska <mliska@suse.cz>
2965 * profile-count.h (enum profile_quality): Use capital letters
2966 for enum value names. Use the adjusted names.
2967 * profile-count.c: Use the adjusted names.
2969 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2971 * config/rs6000/constraints.md (define_register_constraint "wH"):
2973 (define_register_constraint "wI"): Delete.
2974 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2975 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
2976 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2977 (rs6000_init_hard_regno_mode_ok): Adjust.
2978 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
2979 resp. "d", or with "wa" as appropriate, all with "p8v".
2980 * config/rs6000/vsx.md: Ditto.
2981 * doc/md.texi (Machine Constraints): Adjust.
2983 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2985 * config/rs6000/constraints.md (define_register_constraint "wy"):
2987 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2988 RS6000_CONSTRAINT_wy.
2989 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2990 (rs6000_init_hard_regno_mode_ok): Adjust.
2991 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
2992 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
2993 (define_mode_attr Fisa): New.
2994 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
2995 * doc/md.texi (Machine Constraints): Adjust.
2997 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2999 * config/rs6000/constraints.md (define_register_constraint "wu"):
3001 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
3002 RS6000_CONSTRAINT_wu.
3003 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
3004 (rs6000_init_hard_regno_mode_ok): Adjust.
3005 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
3007 (define_mode_attr Fa): Delete.
3008 * config/rs6000/vsx.md: Ditto.
3009 * doc/md.texi (Machine Constraints): Adjust.
3011 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3013 * config/rs6000/constraints.md (define_register_constraint "wJ"):
3015 (define_register_constraint "wK"): Delete.
3016 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
3017 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
3018 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
3019 (rs6000_init_hard_regno_mode_ok): Adjust.
3020 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
3021 Replace "wK" constraint by "wH" with "p9v".
3022 * config/rs6000/vsx.md: Ditto.
3023 * doc/md.texi (Machine Constraints): Adjust.
3025 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3027 * config/rs6000/constraints.md (define_register_constraint "wb"):
3029 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
3030 RS6000_CONSTRAINT_wb.
3031 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
3032 (rs6000_init_hard_regno_mode_ok): Adjust.
3033 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
3034 * config/rs6000/vsx.md: Ditto.
3035 * doc/md.texi (Machine Constraints): Adjust.
3037 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3039 * config/rs6000/constraints.md (define_register_constraint "wo"):
3041 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
3042 RS6000_CONSTRAINT_wo.
3043 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
3044 (rs6000_init_hard_regno_mode_ok): Adjust.
3045 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
3046 * config/rs6000/altivec.md: Ditto.
3047 * doc/md.texi (Machine Constraints): Adjust.
3049 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
3051 * config/darwin-c.c (darwin_register_objc_includes): Do not
3052 prepend the sysroot when building gnu-runtime header search
3055 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
3057 * config/darwin.c (darwin_file_end): Use switch_to_section ()
3058 instead of direct output of the asm.
3060 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
3062 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
3063 argument to be type bool (was int before).
3064 (rs6000_emit_epilogue): Simplify some code. Declare some variables
3065 at first use. Use type bool for some variables. Fix a theoretical
3066 eh_return bug for svr4.
3068 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
3070 * config/rs6000/rs6000.md (isa): New attribute.
3071 (enabled): New attribute.
3073 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
3075 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
3076 assemble_start_function and assemble_end_function.
3078 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
3081 * omp-general.c (oacc_verify_routine_clauses): Change formal
3082 parameters. Add checking if already marked with an OpenACC
3083 'routine' directive. Adjust all users.
3086 * omp-general.c (oacc_build_routine_dims): Move some of its
3088 (oacc_verify_routine_clauses): ... this new function.
3089 * omp-general.h (oacc_verify_routine_clauses): New prototype.
3091 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
3093 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
3094 formating of picbase labels to match other ports.
3096 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
3098 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
3099 in the generated code.
3101 2019-05-16 Martin Sebor <msebor@redhat.com>
3103 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
3104 identifiers, keywords, operators, and types in diagnostics. Correct
3105 quoting, spelling, and sentence capitalization issues.
3106 (expand_builtin_atomic_is_lock_free): Same.
3107 (fold_builtin_next_arg): Same.
3108 * cfgexpand.c (expand_one_var): Same.
3109 (tree_conflicts_with_clobbers_p): Same.
3110 (expand_asm_stmt): Same.
3111 (verify_loop_structure): Same.
3112 * cgraphunit.c (process_function_and_variable_attributes): Same.
3113 * collect-utils.c (collect_execute): Same.
3114 * collect2.c (maybe_run_lto_and_relink): Same.
3115 (is_lto_object_file): Same.
3116 (scan_prog_file): Same.
3117 * convert.c (convert_to_real_1): Same.
3118 * dwarf2out.c (dwarf2out_begin_prologue): Same.
3119 * except.c (verify_eh_tree): Same.
3120 * gcc.c (execute): Same.
3121 (eval_spec_function): Same.
3122 (run_attempt): Same.
3123 (driver::set_up_specs): Same.
3124 (compare_debug_auxbase_opt_spec_function): Same.
3125 * gcov-tool.c (unlink_gcda_file): Same.
3128 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
3129 * gimplify.c (gimplify_asm_expr): Same.
3130 (gimplify_adjust_omp_clauses): Same.
3131 * hsa-gen.c (gen_hsa_addr_insns): Same.
3132 (gen_hsa_insns_for_load): Same.
3133 (gen_hsa_cmp_insn_from_gimple): Same.
3134 (gen_hsa_insns_for_operation_assignment): Same.
3135 (gen_get_level): Same.
3136 (gen_hsa_alloca): Same.
3137 (omp_simple_builtin::generate): Same.
3138 (gen_hsa_atomic_for_builtin): Same.
3139 (gen_hsa_insns_for_call): Same.
3140 * input.c (dump_location_info): Same.
3141 * ipa-devirt.c (compare_virtual_tables): Same.
3142 * ira.c (ira_setup_eliminable_regset): Same.
3143 * lra-assigns.c (lra_assign): Same.
3144 * lra-constraints.c (lra_constraints): Same.
3145 * lto-streamer-in.c (lto_input_mode_table): Same.
3146 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
3147 (merge_and_complain): Same.
3148 (compile_offload_image): Same.
3149 (compile_images_for_offload_targets): Same.
3150 (debug_objcopy): Same.
3153 * opts.c (print_specific_help): Same.
3154 (parse_no_sanitize_attribute): Same.
3156 (handle_param): Same.
3157 * plugin.c (add_new_plugin): Same.
3158 (parse_plugin_arg_opt): Same.
3159 (try_init_one_plugin): Same.
3160 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
3161 operators, and types in diagnostics. Correct quoting and spelling
3163 * read-rtl-function.c (parse_edge_flag_token): Same.
3164 (function_reader::parse_enum_value): Same.
3165 * reg-stack.c (check_asm_stack_operands): Same.
3166 * regcprop.c (validate_value_data): Same.
3167 * sched-rgn.c (make_pass_sched_fusion): Same.
3168 * stmt.c (check_unique_operand_names): Same.
3169 * targhooks.c (default_target_option_pragma_parse): Same.
3170 * tlink.c (recompile_files): Same.
3171 * toplev.c (process_options): Same.
3173 * trans-mem.c (diagnose_tm_1): Same.
3174 (ipa_tm_scan_irr_block): Same.
3175 (ipa_tm_diagnose_transaction): Same.
3176 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
3177 format a tree code name in a diagnostic.
3178 (verify_types_in_gimple_min_lval): Same.
3179 (verify_types_in_gimple_reference): Same.
3180 (verify_gimple_call): Same.
3181 (verify_gimple_assign_unary): Same.
3182 (verify_gimple_assign_binary): Same.
3183 (verify_gimple_assign_ternary): Same.
3184 (verify_gimple_assign_single): Same.
3185 (verify_gimple_switch): Same.
3186 (verify_gimple_label): Same.
3187 (verify_gimple_phi): Same.
3188 (verify_gimple_in_seq): Same.
3189 (verify_eh_throw_stmt_node): Same.
3190 (collect_subblocks): Same.
3191 (gimple_verify_flow_info): Same.
3192 (do_warn_unused_result): Same.
3193 * tree-inline.c (expand_call_inline): Same.
3194 * tree-into-ssa.c (update_ssa): Same.
3195 * tree.c (tree_int_cst_elt_check_failed): Same.
3196 (tree_vec_elt_check_failed): Same.
3197 (omp_clause_operand_check_failed): Same.
3198 (verify_type_variant): Same.
3199 (verify_type): Same.
3200 * value-prof.c (verify_histograms): Same.
3201 * varasm.c (assemble_start_function): Same.
3203 2019-05-16 Martin Sebor <msebor@redhat.com>
3205 * config/i386/i386-expand.c (get_element_number): Quote keywords
3206 and other internal names in diagnostics. Adjust other diagnostic
3207 formatting issues noted by -Wformat-diag.
3208 * config/i386/i386-features.c
3209 (ix86_mangle_function_version_assembler_name): Same.
3210 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
3211 * config/i386/i386.c (ix86_function_type_abi): Same.
3212 (ix86_function_ms_hook_prologue): Same.
3213 (classify_argument): Same.
3214 (ix86_expand_prologue): Same.
3215 (ix86_md_asm_adjust): Same.
3216 (ix86_memmodel_check): Same.
3218 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
3220 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
3221 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
3224 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
3227 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
3228 intrinsics without SSE/SSE2/SSSE3.
3229 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
3231 (*mmx_uavgv8qi3): Likewise.
3233 2019-05-17 Richard Biener <rguenther@suse.de>
3235 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
3236 VEC_PERM_EXPR as __VEC_PERM with -gimple.
3238 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
3240 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
3241 vec_sldw insn pattern.
3243 2019-05-17 Richard Biener <rguenther@suse.de>
3245 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
3247 2019-05-17 Martin Liska <mliska@suse.cz>
3250 * toplev.c (output_stack_usage): With LTO and sanitizer it
3251 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
3252 has no file location.
3254 2019-05-16 Jakub Jelinek <jakub@redhat.com>
3257 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
3258 sz0 is equal to sz1, instead return false in that case.
3260 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
3261 has non-constant expression, force sctx.lane and use two
3262 argument IFN_GOMP_SIMD_LANE instead of single argument.
3263 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
3264 two argument IFN_GOMP_SIMD_LANE without lhs.
3265 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
3267 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
3269 (LOOP_REQUIRES_VERSIONING): Or in
3270 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
3271 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
3273 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
3274 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
3275 from simd if clause if needed.
3277 2019-05-16 Richard Biener <rguenther@suse.de>
3279 * tree-affine.c (expr_to_aff_combination): New function split
3281 (tree_to_aff_combination): ... here.
3282 (aff_combination_expand): Avoid building a GENERIC tree.
3284 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
3286 * cgraphunit.c (cgraph_node::expand_thunk): Remove
3287 assemble_start_function and assemble_end_function calls.
3288 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
3289 assemble_start_function and assemble_end_function.
3290 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
3291 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
3292 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
3293 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
3294 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
3295 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
3296 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
3297 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
3298 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
3299 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3300 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3301 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
3303 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3304 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
3305 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
3306 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
3307 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
3308 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
3309 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
3310 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
3311 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
3312 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3313 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3314 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3315 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
3316 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
3318 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
3319 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
3320 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
3322 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
3324 * tree-ssa-alias.c (alias_stats): Add
3325 aliasing_component_refs_p_may_alias and
3326 aliasing_component_refs_p_no_alias.
3327 (dump_alias_stats): Print aliasing_component_refs_p stats.
3328 (aliasing_component_refs_p): Update stats.
3330 2019-05-16 Martin Liska <mliska@suse.cz>
3333 * multiple_target.c (expand_target_clones): Do not allow
3334 target_clones being used with a symbol that is an alias.
3336 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
3338 PR tree-optimization/90394
3339 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
3340 positives rather than ICE for cases where (code2 == NE_EXPR
3341 && code1 == BIT_AND_EXPR).
3343 2019-05-16 Jakub Jelinek <jakub@redhat.com>
3346 * tree-core.h (struct tree_decl_common): Document
3347 decl_nonshareable_flag for PARM_DECLs.
3348 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
3349 * calls.c (expand_call): Don't try tail call if caller
3350 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
3351 passed on the stack and callee needs to pass any arguments on the
3353 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
3354 else if instead of series of mutually exclusive ifs. Handle
3355 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
3356 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
3358 * lto-streamer.h (LTO_major_version): Bump to 9.
3360 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
3362 PR tree-optimization/90106
3363 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
3364 new parameter as new internal function call, also move it to new
3366 (use_internal_fn): Pass internal function call to
3367 shrink_wrap_one_built_in_call_with_conds.
3369 2019-05-15 Jakub Jelinek <jakub@redhat.com>
3371 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
3373 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
3374 safelen_int and set loop->dont_vectorize.
3376 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3379 * config/i386/i386-builtin.def: Enable MMX intrinsics with
3381 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
3383 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
3384 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
3385 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
3388 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3391 * config/i386/mmx.md (*vec_dupv2sf): Changed to
3392 define_insn_and_split to support SSE emulation.
3393 (*vec_extractv2sf_0): Likewise.
3394 (*vec_extractv2sf_1): Likewise.
3395 (*vec_extractv2si_0): Likewise.
3396 (*vec_extractv2si_1): Likewise.
3397 (*vec_extractv2si_zext_mem): Likewise.
3398 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
3399 (vec_extractv2sf_1 splitter): Likewise.
3400 (vec_extractv2sfsf): Likewise.
3401 (vec_setv2si): Likewise.
3402 (vec_extractv2si_1 splitter): Likewise.
3403 (vec_extractv2sisi): Likewise.
3404 (vec_setv4hi): Likewise.
3405 (vec_extractv4hihi): Likewise.
3406 (vec_setv8qi): Likewise.
3407 (vec_extractv8qiqi): Likewise.
3408 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
3409 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
3410 (vec_extractv2sisi): Likewise.
3411 (vec_extractv4hihi): Likewise.
3412 (vec_extractv8qiqi): Likewise.
3413 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
3414 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
3415 (vec_initv2sisi): Likewise.
3416 (vec_initv4hihi): Likewise.
3417 (vec_initv8qiqi): Likewise.
3418 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
3419 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
3420 (vec_setv4hi): Likewise.
3421 (vec_setv8qi): Likewise.
3423 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3426 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
3427 TARGET_MMX_WITH_SSE.
3428 (MMXMODE:*mov<mode>_internal): Likewise.
3429 (MMXMODE:movmisalign<mode>): Likewise.
3431 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
3434 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
3435 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
3436 (sse2_cvtpd2pi): Ditto.
3437 (sse2_cvttpd2pi): Ditto.
3438 (*vec_concatv2sf_sse4_1): Ditto.
3439 (*vec_concatv2sf_sse): Ditto.
3440 (*vec_concatv2si_sse4_1): Ditto.
3441 (*vec_concatv2si): Ditto.
3442 (*vec_concatv4si_0): Ditto.
3443 (*vec_concatv2di_0): Ditto.
3445 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3448 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
3450 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3453 * config/i386/sse.md (ssse3_palignrdi): Changed to
3454 define_insn_and_split to support SSE emulation.
3456 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3459 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
3461 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3464 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
3465 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
3468 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3471 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
3472 or TARGET_MMX_WITH_SSE.
3473 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
3475 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3478 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
3480 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3483 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
3484 Changed to define_insn_and_split to support SSE emulation.
3486 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3489 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
3490 Changed to define_insn_and_split to support SSE emulation.
3492 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3495 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
3496 (*mmx_<emms>): This.
3497 (mmx_<emms>): New expander.
3499 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3502 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
3504 (*sse2_umulv1siv1di3): Add SSE2 emulation.
3506 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3509 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
3511 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3514 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
3516 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3519 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
3520 TARGET_MMX_WITH_SSE.
3521 (*mmx_uavgv4hi3): Add SSE emulation.
3523 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3526 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
3527 and TARGET_MMX_WITH_SSE.
3528 (*mmx_uavgv8qi3): Add SSE emulation.
3530 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3533 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
3534 maskmovdqu for __MMX_WITH_SSE__.
3536 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3539 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
3540 TARGET_MMX and TARGET_MMX_WITH_SSE.
3541 (*mmx_umulv4hi3_highpart): Add SSE emulation.
3543 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3546 * config/i386/mmx.md (mmx_pmovmskb): Changed to
3547 define_insn_and_split to support SSE emulation.
3549 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3552 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
3553 and TARGET_MMX_WITH_SSE.
3554 (mmx_<code>v8qi3): Likewise.
3555 (smaxmin:<code>v4hi3): New.
3556 (umaxmin:<code>v8qi3): Likewise.
3557 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
3558 (umaxmin:*mmx_<code>v8qi3): Likewise.
3560 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3563 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
3564 TARGET_MMX_WITH_SSE.
3565 (*mmx_pinsrw): Add SSE emulation.
3567 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3570 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
3572 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3575 * config/i386/sse.md (sse_cvtpi2ps): Changed to
3576 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
3579 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3582 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
3583 (sse_cvttps2pi): Likewise.
3585 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3588 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
3589 TARGET_MMX_WITH_SSE.
3590 (mmx_pshufw_1): Add SSE emulation.
3591 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
3592 TARGET_MMX_WITH_SSE to support SSE emulation.
3594 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3597 * config/i386/constraints.md (Yw): New constraint.
3598 * config/i386/mmx.md (*vec_dupv2si): Changed to
3599 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
3600 support SSE emulation.
3602 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3605 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
3606 TARGET_MMX_WITH_SSE.
3607 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
3609 (mmx_gt<mode>3): Likewise.
3611 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3614 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
3615 TARGET_MMX_WITH_SSE. Add SSE support.
3617 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3620 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
3621 TARGET_MMX_WITH_SSE.
3622 (any_logic:<code><mode>3): New.
3623 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
3626 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3629 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
3630 TARGET_MMX_WITH_SSE. Add SSE emulation.
3631 (mmx_<shift_insn><mode>3): Likewise.
3633 (<shift_insn><mode>3): Likewise.
3635 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3638 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
3639 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
3641 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3644 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
3645 TARGET_MMX_WITH_SSE.
3646 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
3649 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3652 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
3653 TARGET_MMX_WITH_SSE.
3655 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
3658 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3661 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
3662 (plusminus:mmx_<plusminus_insn><mode>3): Check
3663 TARGET_MMX_WITH_SSE.
3664 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
3665 (<plusminus_insn><mode>3): New.
3666 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
3667 (*mmx_<plusminus_insn><mode>3): Likewise.
3669 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3672 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
3673 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
3675 * config/i386/mmx.m (mmx_punpckhbw): Changed to
3676 define_insn_and_split to support SSE emulation.
3677 (mmx_punpcklbw): Likewise.
3678 (mmx_punpckhwd): Likewise.
3679 (mmx_punpcklwd): Likewise.
3680 (mmx_punpckhdq): Likewise.
3681 (mmx_punpckldq): Likewise.
3683 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3684 Uros Bizjak <ubizjak@gmail.com>
3687 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
3689 (ix86_split_mmx_pack): Likewise.
3690 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
3692 (ix86_split_mmx_pack): Likewise.
3693 * config/i386/i386.md (mmx_isa): New.
3694 (enabled): Also check mmx_isa.
3695 * config/i386/mmx.md (any_s_truncate): New code iterator.
3696 (s_trunsuffix): New code attr.
3697 (mmx_packsswb): Removed.
3698 (mmx_packssdw): Likewise.
3699 (mmx_packuswb): Likewise.
3700 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
3701 MMX packsswb/packuswb with SSE2.
3702 (mmx_packssdw): Likewise.
3703 * config/i386/predicates.md (register_mmxmem_operand): New.
3705 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3708 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3709 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
3710 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
3711 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
3712 (ix86_vector_mode_supported_p): Likewise.
3713 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
3715 2019-05-15 Martin Liska <mliska@suse.cz>
3718 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
3721 2019-05-15 Richard Biener <rguenther@suse.de>
3723 * tree-into-ssa.c (pass_build_ssa::execute): Run
3724 update_address_taken before going into SSA.
3726 2019-05-15 Richard Biener <rguenther@suse.de>
3728 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
3729 as __BIT_FIELD_REF with type with -gimple.
3731 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
3733 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
3734 semantically equivalent branches (left over after prior refactorings).
3736 2019-05-15 Richard Biener <rguenther@suse.de>
3738 PR tree-optimization/88828
3739 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
3742 2019-05-14 Richard Biener <rguenther@suse.de>
3744 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
3745 as __VIEW_CONVERT with -gimple.
3747 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3750 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
3753 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
3755 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
3756 define_split to become a define_insn_and_split.
3758 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
3760 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
3762 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
3763 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
3764 (sibcall_epilogue): Adjust.
3767 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3769 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
3770 to unsupported ones.
3771 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
3772 * config.host: Likewise.
3773 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
3774 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
3775 __svr4__]: Remove "brand" fallback.
3776 [!KSTAT_DATA_STRING]: Remove.
3777 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
3779 (comdat_group): Likewise.
3780 (set_have_as_tls): Likewise.
3781 (gcc_cv_target_dl_iterate_phdr): Likewise.
3782 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
3783 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
3784 * configure: Regenerate.
3785 * doc/install.texi: Simplify Solaris target triplets.
3786 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
3787 (Specific, *-*-solaris2*): Document Solaris 10 removal.
3788 Remove Solaris 10 references.
3789 Remove obsolete Solaris bug reference.
3790 (Specific, sparc-sun-solaris2.10): Remove.
3792 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
3794 * config/i386/i386.md (any_div): New code iterator.
3795 (paired_mod): New code attribute.
3796 (sgnprefix): Handle DIV and UDIV RTXes.
3798 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
3799 and udivmod<mode>4 patterns using any_div code iterator.
3800 (divmod splitters): Macroize splitters using any_div code iterator.
3801 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
3802 (*udivmodsi4_pow2_zext_2): Ditto.
3803 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
3804 and *udivmod<mode>4_noext patterns using any_div code iterator.
3805 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
3806 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
3807 patterns using any_div code iterator.
3808 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
3809 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
3810 patterns using any_div code iterator.
3811 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
3812 udivmodhiqi3 patterns using any_extend code iterator.
3814 2019-05-14 Richard Biener <rguenther@suse.de>
3815 H.J. Lu <hongjiu.lu@intel.com>
3817 PR tree-optimization/88828
3818 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
3819 permuting in a single non-constant element not extracted
3822 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
3824 * internal-fn.def (SIGNBIT): New.
3825 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
3827 (signbitv4sf2): Likewise.
3829 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
3832 * config/mips/mips.c (mips_split_move): Skip forward SRC into
3833 next insn when the SRC reg is dead.
3835 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
3837 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
3838 (alloc_cand_and_find_basis): Ditto.
3839 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
3840 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
3841 (create_add_imm_cand, slsr_process_cast): Ditto.
3842 (slsr_process_copy, replace_mult_candidate): Ditto.
3843 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
3844 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
3845 (pass_strength_reduction::execute): Init the first NULL element.
3847 2019-05-13 Nathan Sidwell <nathan@acm.org>
3849 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
3850 (run_attempt): Reformat line break.
3852 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
3855 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
3856 data registers in sibcall epilogues.
3857 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
3859 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
3862 * configure.ac (--enable-frame-pointer):
3863 Disable by default for cygwin and mingw.
3864 * configure: Regenerate.
3866 2019-05-13 Nathan Sidwell <nathan@acm.org>
3868 * dwarf2out.c (breakout_comdat_types): Move comment to correct
3870 (const_ok_for_output_1): Balance parens around #if/#else/#endif
3871 (gen_member_die): Move abstract origin check earlier. Only VARs
3872 can be static_inline_p. Simplify splicing control flow.
3874 2019-05-13 Richard Biener <rguenther@suse.de>
3876 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
3878 (vect_build_slp_tree_1): Likewise.
3880 2019-05-13 Richard Biener <rguenther@suse.de>
3882 PR tree-optimization/90402
3883 * tree-if-conv.c (tree_if_conversion): Value number only
3884 the loop body by making the latch an exit of the region
3886 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
3888 (do_rpo_vn): Deal with multiple edges into the entry block
3889 that are not backedges inside the region by skipping PHIs
3892 2019-05-13 Richard Biener <rguenther@suse.de>
3894 PR tree-optimization/90316
3895 * tree-ssa-pre.c (insert_aux): Fold into ...
3896 (insert): ... this function. Use a RPO walk to reduce the
3897 number of required iterations.
3899 2019-05-13 Martin Liska <mliska@suse.cz>
3901 PR tree-optimization/90416
3902 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
3903 string instead of passing the second part as va_arg argument.
3905 2019-05-13 Martin Liska <mliska@suse.cz>
3907 PR gcov-profile/90380
3908 * gcov.c (handle_cycle): Do not support zero cycle count,
3909 it should not be possible.
3910 (path_contains_zero_cycle_arc): New function.
3911 (circuit): Ignore zero cycle arc counts.
3913 2019-05-13 Martin Liska <mliska@suse.cz>
3915 PR gcov-profile/90380
3916 * gcov.c (enum loop_type): Remove the enum and
3918 (handle_cycle): Assert that we should not reach
3920 (circuit): Use loop_found instead of a tri-state loop_type.
3921 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
3924 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3927 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
3928 (ix86_output_indirect_branch_via_reg): Use output mechanism
3929 accounting for __USER_LABEL_PREFIX__.
3930 (ix86_output_indirect_branch_via_push): Likewise.
3931 (ix86_output_function_return): Likewise.
3932 (ix86_output_indirect_function_return): Likewise.
3934 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
3936 * doc/md.texi: Document use of code attributes in rtx patterns.
3937 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
3938 * read-rtl.c (find_code): Split out search loops into...
3939 (maybe_find_code): ...this new function.
3940 (check_code_iterator): Make the error message more informative.
3941 (check_code_attribute): New function.
3942 (rtx_reader::rtx_alloc_for_name): Likewise.
3943 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
3944 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
3945 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
3946 <max_opp> directly as an rtx code instead of via a match_operator.
3947 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
3948 (<su>abd<mode>_3): Update accordingly.
3950 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3952 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
3953 is given, print the state of the EH "save world" computation for
3956 2019-05-11 Jakub Jelinek <jakub@redhat.com>
3959 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
3960 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
3962 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
3964 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
3965 Use pinsrd for TARGET_SSE4_1.
3966 * config/i386/sse.md (movdi_to_sse): Ditto.
3968 2019-05-10 Richard Biener <rguenther@suse.de>
3970 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
3971 (do_rpo_vn): Initialize next_value_id.
3973 2019-05-10 Martin Liska <mliska@suse.cz>
3975 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3978 2019-05-10 Jakub Jelinek <jakub@redhat.com>
3980 PR tree-optimization/90385
3981 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
3982 arguments of the exit phis.
3985 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
3986 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
3988 (copy_tree_body_r): Likewise.
3989 (copy_fn): Set id.do_not_fold to true.
3991 2019-05-10 Martin Liska <mliska@suse.cz>
3993 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
3994 Reapply changes from r269790.
3996 2019-05-10 Martin Liska <mliska@suse.cz>
3999 * doc/invoke.texi: New params.
4000 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
4001 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
4002 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
4004 * tree-switch-conversion.h (struct jump_table_cluster):
4007 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
4009 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
4011 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
4013 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
4015 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
4017 PR rtl-optimization/88879
4018 * sel-sched.c (sel_target_adjust_priority): Remove assert.
4020 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
4023 * config/arm/arm.c (callee_saved_reg_p): Move before
4024 thumb_find_work_register.
4025 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
4026 thumb_find_work_register. Only call df_get_live_out once.
4027 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
4028 (thumb_find_work_register): Use
4029 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
4030 algorithms to locate a spare call clobbered reg.
4032 2019-05-09 Martin Liska <mliska@suse.cz>
4034 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
4035 and MAX_EXPR in GIMPLE FE format.
4037 2019-05-09 Martin Liska <mliska@suse.cz>
4039 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
4040 * gimple-pretty-print.c (dump_gimple_bb_header):
4042 (pp_cfg_jump): Dump edge probability.
4043 * profile-count.c (profile_quality_as_string): Simplify
4044 with a static array.
4045 (parse_profile_quality): New function.
4046 (profile_count::dump): Simplify with a static array.
4047 (profile_count::from_gcov_type): Add new argument.
4048 * profile-count.h (parse_profile_quality): Likewise.
4049 * predict.h (set_hot_bb_threshold): New.
4050 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
4052 * predict.c (get_hot_bb_threshold): Set from the new param.
4053 (set_hot_bb_threshold): New.
4055 2019-05-09 Richard Biener <rguenther@suse.de>
4057 PR tree-optimization/90395
4058 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
4059 rewrite vector stores that throw internally.
4061 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
4063 * cif-code.def (CHKP): Remove.
4066 * configure.ac (--enable-frame-pointer): Disable by default for
4068 * configure: Regenerate.
4070 2019-05-09 Alan Modra <amodra@gmail.com>
4073 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
4074 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
4075 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
4076 cost for general <-> vsx when direct moves are available.
4077 Cost union classes at minimal cost for any reg in the class.
4078 Correct calculation for moves between vsx, float, and altivec.
4079 Don't return a low cost for moves between special regs. Don't
4080 use hard coded register numbers.
4081 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
4082 (rs6000_ira_change_pseudo_allocno_class): New function.
4083 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
4084 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
4086 (movsi_internal1): Don't disparage vector alternatives.
4087 (mov<mode>_internal): Likewise, excepting alternative that
4089 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
4090 we <- b alternative.
4092 2019-05-08 Jakub Jelinek <jakub@redhat.com>
4095 PR tree-optimization/89060
4096 * tree-ssa-live.h (live_vars_map): New typedef.
4097 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
4098 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
4099 (struct compute_live_vars_data): New type.
4100 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
4101 live_vars_at_stmt, destroy_live_vars): New functions.
4102 * tree-tailcall.c: Include tree-ssa-live.h.
4103 (live_vars, live_vars_vec): New global variables.
4104 (find_tail_calls): Perform variable life analysis before punting.
4105 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
4106 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
4108 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
4109 Perform variable life analysis to select variables that really need
4111 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
4112 instead set id->eh_landing_pad_dest and assert it is the same.
4113 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
4115 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
4116 Richard Earnshaw <rearnsha@arm.com>
4119 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
4121 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
4122 (thumb1_compute_save_core_reg_mask): Don't force a spare work
4123 register if both the epilogue and prologue can use call-clobbered
4125 (thumb1_unexpanded_epilogue): Use
4126 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
4127 picking temporaries for restoring high regs to match that of the
4128 prologue where possible.
4129 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
4130 the list of work registers. Detect if the return address is still live
4131 at the end of the prologue and avoid using it for a work register if so.
4132 If the return address is not live, add LR to the list of pushable regs
4133 after the first pass.
4135 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
4137 PR tree-optimization/90078
4138 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
4139 (INFTY): Increase the value for infinite cost.
4140 (struct comp_cost): Promote type of members to int64_t.
4141 (infinite_cost): Don't set complexity in initialization.
4142 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
4143 overflows to infinite_cost.
4144 (adjust_setup_cost): Promote type of parameter and cost computation
4146 (struct ainc_cost_data, struct iv_ca): Promote type of member to
4148 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
4149 cost computation to int64_t.
4150 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
4151 int64_t's format specifier in dump.
4153 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
4155 PR tree-optimization/90240
4156 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
4157 with respect to scaling factor pre-computed for each basic block.
4158 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
4159 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
4160 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
4161 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
4162 live range for array of loop's basic blocks. Cleanup aux field of
4163 loop's basic blocks.
4165 2019-05-08 Jakub Jelinek <jakub@redhat.com>
4167 PR tree-optimization/90356
4168 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
4170 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
4172 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
4173 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
4174 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
4175 (ix86_handle_option): Handle -mavx512bf16.
4176 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
4178 * config/i386/avx512bf16vlintrin.h: New.
4179 * config/i386/avx512bf16intrin.h: New.
4180 * config/i386/cpuid.h (bit_AVX512BF16): New.
4181 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
4182 * config/i386/i386-builtin-types.def: Add new types.
4183 * config/i386/i386-builtin.def: Add new builtins.
4184 * config/i386/i386-c.c (ix86_target_macros_internal): Define
4186 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
4187 (ix86_option_override_internal): Handle BF16.
4188 (ix86_valid_target_attribute_inner_p): Ditto.
4189 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
4190 * config/i386/i386-builtin.c (enum processor_features): Add
4192 (static const _isa_names_table isa_names_table): Ditto.
4193 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
4194 (PTA_AVX512BF16): Ditto.
4195 * config/i386/i386.opt: Add -mavx512bf16.
4196 * config/i386/immintrin.h: Include avx512bf16intrin.h
4197 and avx512bf16vlintrin.h.
4198 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
4199 avx512f_cvtneps2bf16_<mode><mask_name>,
4200 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
4201 * config/i386/subst.md (mask_half): Add new subst.
4202 * doc/invoke.texi: Document -mavx512bf16.
4204 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
4206 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
4208 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
4209 (rs6000_debug_legitimize_reload_address): Delete.
4210 (rs6000_legitimize_reload_address_ptr): Delete.
4211 (rs6000_option_override_internal): Adjust.
4212 (mem_operand_gpr): Adjust comment.
4213 (legitimate_lo_sum_address_p): Ditto.
4214 (rs6000_legitimize_reload_address): Delete.
4215 (rs6000_debug_legitimize_reload_address): Delete.
4216 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
4218 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
4221 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4222 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
4223 to compute vector element selector for both constant and variable
4226 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
4228 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
4229 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
4230 ashrdi3_cvt using SWI48 mode iterator.
4232 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
4234 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
4235 (aarch64_<su>abd<mode>_3): Likewise.
4236 (*aarch64_<su>abd<mode>_3): New define_insn.
4237 (<sur>sad<vsi2qi>): New define_expand.
4238 * config/aarch64/iterators.md: Added MAX_OPP attribute.
4239 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
4240 (build_vect_cond_expr): Likewise.
4242 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
4244 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
4245 clobbers outside of accessible_reg_set.
4246 * config/i386/i386.c (ix86_conditional_register_usage):
4247 Disable register sets by clearing corresponding bits in
4248 accessible_reg_set. Do not set corresponding bits in fixed_regs,
4249 call_used_regs and don't clear corresponding reg_names array members.
4251 2019-05-07 Richard Biener <rguenther@suse.de>
4253 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
4254 not specified still compute a comp_vectype for invariant
4257 2019-05-07 Richard Biener <rguenther@suse.de>
4259 PR tree-optimization/90316
4260 * tree-ssa-pre.c (translate_vuse_through_block): When
4261 same_valid is NULL do not bother to search for a virtual
4263 (phi_translate_1): When operands changed we cannot keep
4264 the same value-number so do not bother to ask whether
4265 that's possible from translate_vuse_through_block.
4267 2019-05-07 Martin Liska <mliska@suse.cz>
4269 * bitmap.c (bitmap_register): Come up with
4270 alloc_descriptor_max_uid and assign it for
4272 (register_overhead): Use get_descriptor as
4274 (release_overhead): New.
4275 (bitmap_elem_to_freelist): Call it.
4276 (bitmap_elt_clear_from): Likewise.
4277 (bitmap_obstack_free): Likewise.
4278 (bitmap_move): Sensitively release memory.
4279 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
4280 (bitmap_initialize): Initialize alloc_descriptor to zero.
4281 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
4283 2019-05-07 Richard Biener <rguenther@suse.de>
4285 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
4286 we build a SLP node. Remove max_size and limiting.
4287 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
4289 2019-05-07 Richard Biener <rguenther@suse.de>
4291 PR tree-optimization/90316
4292 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
4294 (walk_non_aliased_vuses): Take walking limit argument.
4295 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
4296 walking if it is reached instead of just counting.
4297 (get_continuation_for_phi): Likewise.
4298 (walk_non_aliased_vuses): Likewise, instead of leaving counter
4299 limiting to the callback.
4300 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
4301 (vn_reference_lookup_3): Likewise.
4302 (vn_reference_lookup_pieces): Likewise.
4303 (vn_reference_lookup): Likewise.
4304 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
4305 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
4306 (avail_exprs_stack::lookup_avail_expr): Likewise.
4308 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
4310 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
4311 for comparaible types in the second direction even if first one
4312 hits incomparable type.
4314 2019-05-07 Richard Biener <rguenther@suse.de>
4317 * lto-wrapper.c (debug_objcopy): Use the original filename
4318 including archive offset for the filename used for -save-temps.
4320 2019-05-07 Li Jia He <helijia@linux.ibm.com>
4322 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
4325 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
4326 Hongtao Liu <hongtao.liu@intel.com>
4330 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
4331 Modified, original implementation isn't correct.
4333 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
4335 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
4336 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
4337 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
4338 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
4339 (FRAME_POINTER_REGNUM): Change numbering.
4340 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
4341 (alt_reg_names): Adjust.
4342 (rs6000_conditional_register_usage): Don't mark hard register 64 as
4344 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
4345 (DWARF_FRAME_REGISTERS): Delete.
4346 (DWARF2_FRAME_REG_OUT): Fix whitespace.
4347 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4349 (REG_ALLOC_ORDER): Adjust.
4350 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
4351 (REG_CLASS_CONTENTS): Adjust.
4352 (RETURN_ADDR_RTX): Change comment.
4353 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
4355 (REGISTER_NAMES): Adjust.
4356 (ADDITIONAL_REGISTER_NAMES): Adjust.
4357 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
4359 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
4361 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
4363 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
4364 (DWARF_FRAME_REGISTERS): Adjust.
4365 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4367 (REG_ALLOC_ORDER): Adjust.
4368 (enum reg_class): Delete SPR_REGS.
4369 (REG_CLASS_NAMES): Delete SPR_REGS.
4370 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
4371 (REGISTER_NAMES): Adjust.
4372 (ADDITIONAL_REGISTER_NAMES): Adjust.
4373 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
4374 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
4375 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
4376 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
4377 (htm_spr_regno): Delete.
4378 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
4380 (rs6000_dbx_register_number): Adjust.
4382 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
4384 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
4386 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
4388 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
4389 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
4391 2019-05-06 Jakub Jelinek <jakub@redhat.com>
4393 PR tree-optimization/88709
4394 PR tree-optimization/90271
4395 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
4396 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
4397 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
4399 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
4400 of the store merging group is larger than
4401 PARAM_STORE_MERGING_MAX_SIZE parameter.
4402 (split_group): Add bzero_first argument. If set, always emit first
4403 the first store which must be = {} of the whole area and then for the
4404 rest of the stores consider all zero bytes as paddings.
4405 (imm_store_chain_info::output_merged_store): Check if first store
4406 is = {} of the whole area and if yes, determine which setting of
4407 bzero_first for split_group gives smaller number of stores. Adjust
4408 split_group callers.
4409 (lhs_valid_for_store_merging_p): Allow decls.
4410 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
4412 (pass_store_merging::process_store): Likewise.
4414 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
4417 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
4418 handling of V1TImode.
4420 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
4423 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
4424 and enable_frame_pointer ...
4425 * configure.ac: ... here. Update help strings for
4426 --enable-frame-pointer.
4427 * configure: Regenerate.
4428 * config/i386/i386-options.c (ix86_option_override_internal): Remove
4429 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
4430 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
4431 (USE_X86_64_FRAME_POINTER): Ditto.
4433 2019-05-06 Martin Liska <mliska@suse.cz>
4435 * config.gcc: Append to target_gtfiles and fix indentation.
4437 2019-05-06 Richard Biener <rguenther@suse.de>
4439 PR tree-optimization/90358
4440 * tree-vect-stmts.c (get_group_load_store_type): Properly
4441 detect unused upper half of load.
4442 (vectorizable_load): Likewise.
4444 2019-05-06 Richard Biener <rguenther@suse.de>
4446 PR tree-optimization/88828
4447 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
4448 (simplify_vector_constructor): ...here. Handle constants in
4451 2019-05-06 Richard Biener <rguenther@suse.de>
4453 PR tree-optimization/90328
4454 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
4455 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
4456 is valid in the loop nest before using it.
4457 (initialize_data_dependence_relation): Adjust.
4458 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
4459 loop as loop-nest to dr_may_alias_p.
4461 2019-05-06 Richard Biener <rguenther@suse.de>
4463 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
4465 2019-05-06 Richard Biener <rguenther@suse.de>
4467 PR tree-optimization/90316
4468 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
4469 compute target on demand.
4470 (get_continuation_for_phi): Remove code walking stmts to
4471 get to a target virtual operand which could end up being
4474 2019-05-06 Martin Liska <mliska@suse.cz>
4477 * config/i386/i386-options.c (ix86_option_override_internal): Error only
4478 when -mabi is selected to a non-default version.
4480 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
4481 Martin Liska <mliska@suse.cz>
4483 * Makefile.in: Add lto-dump.texi.
4484 * cgraph.h: Add new functions get_visibility_string and
4485 get_symtab_type_string.
4486 * doc/gcc.texi: Include lto-dump section.
4487 * doc/lto-dump.texi: New file.
4488 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
4489 (parse_dump_option): Factor out this function.
4490 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
4491 (parse_dump_option): Export the function.
4492 * symtab.c (symtab_node::get_visibility_string): New function.
4493 (symtab_node::get_symtab_type_string): Likewise.
4495 2019-05-06 Martin Liska <mliska@suse.cz>
4497 * config/i386/i386-builtins.c: New file.
4498 * config/i386/i386-builtins.h: New file.
4499 * config/i386/i386-expand.c: New file.
4500 * config/i386/i386-expand.h: New file.
4501 * config/i386/i386-features.c: New file.
4502 * config/i386/i386-features.h: New file.
4503 * config/i386/i386-options.c: New file.
4504 * config/i386/i386-options.h: New file.
4505 * config.gcc: Add new files into extra_objs and
4507 * config/i386/i386.c: Split content of the file
4508 into newly introduced files.
4509 * config/i386/i386.h: Declare common variables
4511 * config/i386/t-i386: Define dependencies for new files.
4513 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
4516 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
4517 Restrict 'all' variant to 32-bit configurations.
4518 (unaligned_loadhiu): Likewise.
4519 (unaligned_storehi): Likewise.
4520 (unaligned_storesi): Likewise.
4521 (unaligned_loadhis): Disable when compiling for thumb1.
4523 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
4525 PR tree-optimization/90269
4526 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
4529 2019-05-03 Martin Liska <mliska@suse.cz>
4531 * hash-map.h: Add is_empty function.
4532 * hash-set.h: Likewise.
4533 * hash-table.h: Likewise.
4534 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
4535 elements () == 0 (and similar usages).
4536 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
4537 * gimplify.c (gimplify_bind_expr): Likewise.
4538 (gimplify_switch_expr): Likewise.
4539 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
4540 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
4541 * postreload-gcse.c (dump_hash_table): Likewise.
4542 (gcse_after_reload_main): Likewise.
4543 * predict.c (combine_predictions_for_bb): Likewise.
4544 * tree-parloops.c (reduction_phi): Likewise.
4545 (separate_decls_in_region): Likewise.
4546 (transform_to_exit_first_loop): Likewise.
4547 (gen_parallel_loop): Likewise.
4548 (gather_scalar_reductions): Likewise.
4549 (try_create_reduction_list): Likewise.
4550 * var-tracking.c (dump_vars): Likewise.
4551 (emit_notes_for_changes): Likewise.
4552 (vt_emit_notes): Likewise.
4554 2019-05-03 Richard Biener <rguenther@suse.de>
4556 PR tree-optimization/90316
4557 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
4560 2019-05-03 Richard Biener <rguenther@suse.de>
4562 * tree-vect-stmts.c (get_group_load_store_type): Avoid
4563 peeling for gaps by loading only lower halves of vectors
4565 (vectorizable_load): Likewise.
4567 2019-05-03 Richard Biener <rguenther@suse.de>
4570 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
4572 2019-05-03 Richard Biener <rguenther@suse.de>
4575 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
4576 Handle STRING_CST vs DECL or STRING_CST.
4578 2019-05-03 Richard Biener <rguenther@suse.de>
4580 PR tree-optimization/88963
4581 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
4582 vector loads feeding only BIT_FIELD_REFs to component
4583 loads. Rewrite stores fed by CONSTRUCTORs to component
4586 2019-05-03 Jakub Jelinek <jakub@redhat.com>
4588 * opts.h (finish_options): Remove lang_mask argument.
4589 (print_help, help_option_argument): Declare.
4590 * opts.c (print_help): Remove forward declaration, no longer static.
4591 (finish_options): Remove lang_mask argument, don't call print_help
4593 * opts-global.c (decode_options): Adjust finish_option caller, call
4596 PR tree-optimization/90303
4597 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
4598 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
4600 2019-05-03 Richard Biener <rguenther@suse.de>
4602 PR tree-optimization/89698
4603 * gimple-fold.c (canonicalize_constructor_val): Early out
4604 for constants, handle unfolded INTEGER_CSTs as they appear in
4605 C++ virtual table ctors.
4607 2019-05-03 Richard Biener <rguenther@suse.de>
4609 * passes.c (execute_function_todo): Remove dead code.
4611 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
4613 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
4614 the internal register number, for any "real" register.
4616 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
4618 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
4619 correct numbers for TFHAR, TFIAR, TEXASR.
4621 2019-05-02 Richard Biener <rguenther@suse.de>
4623 PR tree-optimization/89653
4624 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
4625 update-address-taken before the pass.
4626 * passes.def (pass_tree_loop_init): Put comment before it.
4628 2019-05-02 Richard Biener <rguenther@suse.de>
4630 PR tree-optimization/89509
4631 * tree-ssa-structalias.c (compute_dependence_clique): Look
4632 at the first subvar when determining whether it is restrict.
4634 2019-05-02 Richard Biener <rguenther@suse.de>
4636 PR tree-optimization/90273
4637 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
4638 useless debug stmts.
4640 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
4642 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
4644 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
4646 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
4647 VEC_COND_EXPR be inserted to emulate a conditional internal function.
4648 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
4649 (vectorizable_reduction): Use the functions above to vectorize in a
4650 fully masked loop codes that don't have a conditional internal
4653 2019-05-02 Martin Liska <mliska@suse.cz>
4655 * cgraphclones.c: Call valid_attribute_p with 1 for
4657 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
4658 it's for target attribute.
4659 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
4660 Add new boolean argument.
4661 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
4663 (ix86_valid_target_attribute_tree): Pass target_clone_attr
4664 to ix86_valid_target_attribute_inner_p.
4665 (ix86_valid_target_attribute_p): Pass flags argument to
4666 ix86_valid_target_attribute_inner_p.
4667 (get_builtin_code_for_version): Use 0 as it's target attribute.
4669 2019-05-02 Martin Liska <mliska@suse.cz>
4671 * gcc.c (process_command): Add dummy file only
4673 * opts-global.c (decode_options): Pass lang_mask.
4674 * opts.c (print_help): New function.
4675 (finish_options): Print --help if help_option_argument
4677 (common_handle_option): Factor out content of OPT__help_
4679 * opts.h (finish_options): Add new argument.
4681 2019-05-02 Martin Liska <mliska@suse.cz>
4684 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
4685 With -minline-all-stringops use inline expansion using 4B loop.
4686 * doc/invoke.texi: Document the change of
4687 -minline-all-stringops.
4689 2019-05-01 Jeff Law <law@redhat.com>
4691 PR tree-optimization/88797
4692 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
4693 PHI feeds a conditional on the RHS of an assignment.
4695 2019-04-30 Andrew Waterman <andrew@sifive.com>
4696 Jim Wilson <jimw@sifive.com>
4698 * config/riscv/constraints.md (L): New.
4699 * config/riscv/predicates.md (lui_operand): New.
4700 (sfb_alu_operand): New.
4701 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
4702 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
4703 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
4704 * config/riscv/risc.md (type): Add sfb_alu.
4705 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
4706 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
4707 (branch_zero<mode>): Delete.
4709 (mov<GPR:mode><X:mode>cc): Likewise.
4710 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
4712 2019-04-30 Nathan Sidwell <nathan@acm.org>
4714 * tree.h (MARK_TS_EXP): New.
4716 2019-04-30 Martin Liska <mliska@suse.cz>
4718 * opts.c (enable_warning_as_error): Provide hints
4719 for unknown options.
4721 2019-04-30 Martin Liska <mliska@suse.cz>
4724 * doc/invoke.texi: Add missing dash for gas-locview-support
4725 and gno-as-locview-support.
4727 2019-04-30 Jakub Jelinek <jakub@redhat.com>
4730 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
4731 whitespace at the start of target attribute string.
4733 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4736 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
4737 Define __ARM_FEATURE_ATOMICS.
4739 2019-04-30 Martin Liska <mliska@suse.cz>
4741 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
4742 into built_in_function enum. Remove code for endp == 2 and
4743 use BUILT_IN_* constants.
4744 (gimple_fold_builtin): Call the function with fcode.
4746 2019-04-30 Martin Liska <mliska@suse.cz>
4748 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
4749 DECL_FUNCTION_CODE into ix86_builtins enum before
4750 the switch statement.
4752 2019-04-30 Jakub Jelinek <jakub@redhat.com>
4754 PR tree-optimization/89475
4755 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
4758 2019-04-30 Martin Liska <mliska@suse.cz>
4760 PR translation/90274
4761 * opts.c (print_filtered_help): Wrap string in _(...).
4763 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
4765 PR tree-optimization/90240
4767 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4769 PR tree-optimization/90078
4770 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
4771 checks for infinite_cost overflow.
4773 2019-04-29 Jeff Law <law@redhat.com>
4775 * passes.def: Move -Wrestrict pass after copy propagation.
4777 2019-04-29 Maya Rashish <coypu@sdf.org>
4779 * config.gcc (default_gnu_indirect_function): Default to yes
4780 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
4781 sparc*-*-netbsd*, x86_64-*-netbsd*.
4783 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
4785 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
4786 where cond2 is NE_EXPR.
4787 (is_value_included_in): Update comment.
4789 2019-04-29 Richard Biener <rguenther@suse.de>
4791 PR tree-optimization/90278
4792 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
4793 EH on comparison simplification.
4795 2019-04-29 Jason Merrill <jason@redhat.com>
4797 PR c++/82081 - tail call optimization breaks noexcept
4798 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
4799 nothrow function to a might-throw function into a tail call.
4801 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
4803 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
4804 (DDR_INNER_LOOP): Likewise.
4805 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
4806 (initialize_data_dependence_relation): Likewise.
4807 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
4809 2019-04-29 Jakub Jelinek <jakub@redhat.com>
4811 PR rtl-optimization/90257
4812 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
4816 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
4820 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
4823 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
4826 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
4828 * lra-spills.c (lra_final_code_change): Remove useless move insns.
4830 2019-04-29 Richard Biener <rguenther@suse.de>
4832 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
4835 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
4837 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
4838 varasm.h, and netbsd-protos.h.
4840 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
4843 * config/i386/i386-protos.h (ix86_data_alignment): Change
4844 the second argument type to unsigned int.
4845 * config/i386/i386.c (ix86_data_alignment): Change "align"
4846 argument type to unsigned int.
4848 2019-04-27 Martin Liska <mliska@suse.cz>
4851 * opt-suggestions.c (option_proposer::build_option_suggestions):
4852 When get_valid_option_values returns empty values, add the
4853 misspelling candidate.
4855 2019-04-26 Jim Wilson <jimw@sifive.com>
4857 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
4859 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
4860 Pass orig_mode to riscv_build_integer.
4861 (riscv_split_integer): Pass mode to riscv_move_integer.
4862 (riscv_legitimize_const_move): Likewise.
4863 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
4864 promoted_mode. Replace force_reg call with code to load constant into
4865 promoted reg and then subreg it for the store.
4866 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
4869 2018-04-26 Eugene Sharygin <eush@ispras.ru>
4871 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
4874 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
4876 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
4877 commentary about the encoding of precision.
4879 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
4881 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
4882 * config/i386/t-freebsd64: New file.
4883 * config.gcc: Add the t-freebsd64 for multilib support.
4885 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
4887 * doc/extend.texi (vector_size): Add missing comma after @xref.
4889 2019-04-25 Jakub Jelinek <jakub@redhat.com>
4891 * BASE-VER: Set to 10.0.0.
4893 2019-04-25 Richard Biener <rguenther@suse.de>
4896 * gimplify.c (gimplify_expr): Avoid turning a lvalue
4897 VIEW_CONVERT_EXPR into one operating on an rvalue.
4899 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
4902 * config/i386/i386.c (feature_priority): Moved to file scope.
4903 (processor_features): Likewise.
4904 (processor_model): Likewise.
4905 (_arch_names_table): Likewise.
4906 (arch_names_table): Likewise.
4907 (_feature_list): Removed.
4908 (feature_list): Likewise.
4909 (_isa_names_table): Moved to file scope. Add priority.
4910 (isa_names_table): Likewise.
4911 (get_builtin_code_for_version): Replace feature_list with
4912 isa_names_table. Update error message for P_ZERO priority.
4914 2019-04-25 Richard Biener <rguenther@suse.de>
4916 * tree-pass.h (make_pass_phi_only_cprop): Remove.
4917 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
4919 2019-04-24 Jeff Law <law@redhat.com>
4921 PR tree-optimization/90037
4922 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
4923 * passes.def: Replace all instance of phi-only cprop with the
4924 lattice propagator. Move propagation pass from after erroneous
4925 path isolation to before erroneous path isolation.
4926 * tree-ssa-phionlycprop.c: Remove.
4928 2019-04-24 Richard Biener <rguenther@suse.de>
4931 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
4932 by size and BITS_PER_UNIT on poly-wide-ints.
4934 2019-04-25 Richard Biener <rguenther@suse.de>
4937 * match.pd: Add pattern to simplify view-conversion of an
4940 2019-04-24 Clement Chigot <clement.chigot@atos.net>
4942 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
4943 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
4944 for Go on 32 bit AIX.
4945 * config/rs6000/aix72.h: Likewise.
4947 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4950 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
4951 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
4953 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
4956 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
4957 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
4958 for restored hard frame pointer.
4959 (s390_sched_dependencies_evaluation): Implement new target hook.
4960 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
4962 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
4964 * config/arc/arc-options.def: Fix typos and spelling mistakes.
4965 * config/arc/arc.c (arc_init): Cleanup warning message.
4966 (arc_override_options): Likewise.
4968 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4971 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
4972 a register if both if_true and if_false are MEMs.
4974 PR tree-optimization/90208
4975 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
4976 after labels of new_bb, not before them.
4978 PR tree-optimization/90211
4979 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
4980 which are not SSA_NAMEs.
4982 2018-04-23 Sudakshina Das <sudi.das@arm.com>
4984 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
4986 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
4988 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4990 PR rtl-optimization/87979
4991 * modulo-sched.c (sms_schedule): Start ii value "mii" should
4994 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4996 PR rtl-optimization/84032
4997 * modulo-sched.c (ps_insn_find_column): Change condition so that
4998 branch will always be the last insn in a row inside partial
5001 2019-04-23 Richard Biener <rguenther@suse.de>
5004 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
5005 dest_single_pred_p argument.
5006 (remove_forwarder_block): Adjust.
5007 (remove_forwarder_block_with_phi): Likewise.
5009 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5010 Bernd Edlinger <bernd.edlinger@hotmail.de>
5011 Jakub Jelinek <jakub@redhat.com>
5014 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
5015 if used with general-regs-only.
5016 (arm_conditional_register_usage): Don't add non-general regs if
5018 (arm_valid_target_attribute_rec): Handle general-regs-only.
5019 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
5021 (TARGET_HARD_FLOAT_SUB): Define.
5022 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
5023 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
5024 (TARGET_REALLY_IWMMXT2): Likewise.
5025 * config/arm/arm.opt: Add -mgeneral-regs-only.
5026 * doc/extend.texi: Document ARM general-regs-only target.
5027 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
5029 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
5031 PR tree-optimization/90078
5032 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
5033 checks for infinite_cost overflow.
5035 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
5037 PR tree-optimization/90021
5038 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
5039 and check univariate against it.
5040 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
5041 * tree-data-ref.c (add_other_self_distances): Pass new argument.
5043 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
5047 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
5050 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
5053 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
5055 * lra-spills.c (lra_final_code_change): Remove useless move insns.
5057 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
5059 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
5060 names using operand format, rather than hard-wired.
5061 (speculation_barrier): Likewise.
5063 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
5065 PR tree-optimization/88055
5066 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
5067 (gen_one_condition): Use it if !HONOR_NANS.
5069 2019-04-19 Jakub Jelinek <jakub@redhat.com>
5072 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
5073 assign_temp instead of gen_reg_rtx.
5075 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
5077 PR translation/90118
5078 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5079 Add missing space before %<.
5081 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
5083 PR rtl-optimization/87871
5084 * ira-lives.c (make_object_dead): Don't add conflicts to
5085 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
5087 2019-04-18 Martin Sebor <msebor@redhat.com>
5090 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
5091 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
5092 assuming type size fits in SHWI.
5094 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
5097 * ipa-inline.c (flatten_function): New parameter UPDATE.
5098 (ipa_inline, early_inliner): Use it.
5100 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
5102 * fold-const.c (int_const_binop): Return early on failure.
5104 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
5107 * combine.c (force_int_to_mode): Cast the argument rather than
5108 the result of known_alignment.
5109 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
5111 2019-04-18 Richard Biener <rguenther@suse.de>
5114 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
5116 (remove_forwarder_block): ... here.
5117 (remove_forwarder_block_with_phi): Also move debug stmts here.
5119 2019-04-18 Jakub Jelinek <jakub@redhat.com>
5121 PR translation/79183
5122 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
5123 inform where appropriate.
5125 2019-04-18 Richard Biener <rguenther@suse.de>
5127 * tree.c (get_qualified_type): Put found type variants at the
5128 head of the variant list.
5130 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
5132 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
5134 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
5137 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
5138 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
5139 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
5140 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
5141 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
5143 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
5145 * ira-conflicts.c (print_allocno_conflicts): Always print something,
5146 even for allocno's with no conflicts.
5147 (print_conflicts): Print an extra newline.
5149 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
5151 * auto-inc-dec.c (attempt_change): Set the alignment of the
5152 temporary memory to that of the original.
5154 2019-04-17 Joao Moreira <jmoreira@suse.de>
5156 * targhooks.c (default_print_patchable_function_entry): Emit
5157 __patchable_function_entries section with writable flags to allow
5158 relocation resolution.
5160 2019-04-17 Jonny Grant <jg@jguk.org>
5162 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
5164 2019-04-17 Jakub Jelinek <jakub@redhat.com>
5167 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
5170 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
5172 * config/arc/arc.c (arc_init): Format diagnostic string.
5173 (arc_override_options): Likewise.
5174 (check_if_valid_regno_const): Likewise.
5175 (arc_reorg): Likewise.
5177 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
5180 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
5182 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
5184 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
5185 (*movdi_update1): Use Pmode.
5186 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
5187 (movdi_<mode>_update_stack): Rename to ...
5188 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
5190 (*movsi_update1): Use Pmode.
5191 (*movsi_update2): Use Pmode.
5192 (movsi_update): Rename to ...
5193 (movsi_<mode>_update): ... this. Use Pmode.
5194 (movsi_update_stack): Fix condition.
5195 (*movhi_update1): Use Pmode. Fix argument to
5196 avoiding_indexed_address_p.
5197 (*movhi_update2): Ditto.
5198 (*movhi_update3): Ditto.
5199 (*movhi_update4): Ditto.
5200 (*movqi_update1): Ditto.
5201 (*movqi_update2): Ditto.
5202 (*movqi_update3): Ditto.
5203 (*movsf_update1, *movdf_update1): Merge, rename to...
5204 (*mov<mode>_update1): This. Use Pmode. Fix argument to
5205 avoiding_indexed_address_p. Add "size" attribute.
5206 (*movsf_update2, *movdf_update2): Merge, rename to...
5207 (*mov<mode>_update2): This. Ditto.
5208 (*movsf_update3): Use Pmode. Fix argument to
5209 avoiding_indexed_address_p.
5210 (*movsf_update4): Ditto.
5211 (allocate_stack): Simplify condition. Adjust pattern names.
5213 2019-04-17 Jakub Jelinek <jakub@redhat.com>
5216 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
5217 whitespace at the start of target attribute string.
5219 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
5222 * config/rs6000/power9.md: Add store forwarding bypass.
5224 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
5227 * valtrack.c (dead_debug_insert_temp): Reset debug references
5228 to the return value of a call being removed.
5230 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
5232 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
5233 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
5234 implement target hook.
5235 (arc_memory_move_cost): New function.
5236 (TARGET_REGISTER_MOVE_COST): Define.
5237 (TARGET_MEMORY_MOVE_COST): Likewise.
5238 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
5239 (MEMORY_MOVE_COST): Likewise.
5241 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
5243 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
5244 (sibcall_value_insn): Likewise.
5245 * config/arc/constraints.md (Rs5): Remove.
5247 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
5249 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
5250 for last two fake registers.
5251 (arc_conditional_register_usage): Make sure fake frame and arg
5252 pointer regs are in general regs class.
5253 (FRAME_POINTER_MASK): Remove.
5254 (RETURN_ADDR_MASK): Remove.
5255 (arc_must_save_register): Use hard frame regnum.
5256 (frame_restore_reg): Use hard_frame_pointer_rtx.
5257 (arc_save_callee_saves): Likewise.
5258 (arc_restore_callee_saves): Likewise.
5259 (arc_save_callee_enter): Likewise.
5260 (arc_restore_callee_leave): Likewise.
5261 (arc_save_callee_milli): Likewise.
5262 (arc_eh_return_address_location): Likewise.
5263 (arc_check_multi): Use hard frame regnum.
5264 (arc_can_eliminate): Likewise.
5265 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
5266 for register allocator.
5267 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
5268 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
5269 (FRAME_POINTER_REGNUM): Change it to a fake register.
5270 (HARD_FRAME_POINTER_REGNUM): Defined.
5271 (ARG_POINTER_REGNUM): Change it to a new fake register.
5272 (ELIMINABLE_REGS): Update.
5273 (REGISTER_NAMES): Update names.
5274 * config/arc/arc.md (LP_START): Remove.
5276 (shift_si3_loop): Update pattern.
5278 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
5280 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
5281 to avoid delay slot scheduling.
5282 (arc_must_save_register): Don't save SP.
5283 * config/arc/arc.md (stack_tie): Remove.
5284 (UNSPEC_ARC_STKTIE): Likewise.
5286 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
5287 Shiva Chen <shiva0217@gmail.com>
5289 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
5290 code gen with large shift amount.
5292 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
5294 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
5297 2019-04-16 Jakub Jelinek <jakub@redhat.com>
5300 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
5301 print -m64/-mx32/-m32 if it is true.
5302 (ix86_debug_options, ix86_function_specific_print): Pass true as
5303 ADD_ABI_P to ix86_target_string.
5304 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
5305 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
5306 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
5308 PR rtl-optimization/90082
5309 * dce.c (can_delete_call): New function.
5310 (deletable_insn_p, mark_insn): Use it.
5312 PR tree-optimization/90090
5313 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
5315 (is_division_by_square): Likewise. Formatting fix.
5317 2019-04-16 Richard Biener <rguenther@suse.de>
5319 PR tree-optimization/56049
5320 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
5321 equality check if alias-set zero will prevail.
5323 2019-04-15 Jeff Law <law@redhat.com>
5325 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
5326 size and alignment as unsigned.
5328 2019-04-15 Richard Biener <rguenther@suse.de>
5331 * tree-loop-distribution.c (destroy_loop): Preserve correct
5334 2019-04-15 Richard Biener <rguenther@suse.de>
5336 PR tree-optimization/90071
5337 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
5338 abnormal operands from def stmts.
5340 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
5342 PR rtl-optimization/89794
5343 * combine.c (count_auto_inc): New function.
5344 (try_combine): Count how many auto_inc expressions there were in the
5345 original instructions. Ensure we have the same number in the new
5346 instructions. Remove the code that tried to ensure auto_inc side
5347 effects on i1 and i0 are not lost.
5349 2019-04-15 Richard Biener <rguenther@suse.de>
5352 * tree.h (auto_var_p): Declare.
5353 * tree.c (auto_var_p): New function, split out from ...
5354 (auto_var_in_fn_p): ... here.
5355 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
5357 (new_var_info): Initialize it.
5358 (set_uids_in_ptset): Also set the shadow variable uid if required.
5359 (ipa_pta_execute): Postprocess points-to solutions assigning
5360 shadow variable uids for locals that may reach their containing
5361 function recursively.
5362 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
5363 assert but instead check whether the points-to solution is
5366 2019-04-15 Martin Jambor <mjambor@suse.cz>
5369 * cgraph.c (clone_of_p): Loop over clone chain for each step in
5372 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
5374 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
5376 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
5377 Kito Cheng <kito.cheng@gmail.com>
5378 Shiva Chen <shiva0217@gmail.com>
5380 * config/nds32/nds32-md-auxiliary.c
5381 (nds32_legitimize_pic_address): Use new PIC pattern.
5382 (nds32_legitimize_tls_address): Use new TLS pattern.
5383 (nds32_output_symrel): New.
5384 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
5385 (nds32_alloc_relax_group_id): Ditto.
5386 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
5387 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
5389 (nds32_group_tls_insn): Ditto.
5390 (nds32_group_float_insns): Ditto.
5391 * config/nds32/nds32.md (tls_le): New.
5394 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
5396 * configure: Add nds32 target for dwarf2 debug_line checking.
5397 * configure.ac: Regenerated.
5399 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
5402 * ipa-devirt.c (skip_in_fields_list_p): New.
5403 (odr_types_equivalent_p): Use it.
5405 2019-04-13 Jakub Jelinek <jakub@redhat.com>
5408 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
5409 instead of strncmp when checking for thumb and arm. Formatting fixes.
5411 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
5413 * doc/install.texi: Document --with-target-system-zlib.
5415 2019-04-12 Martin Sebor <msebor@redhat.com>
5421 * targhooks.c (default_vector_alignment): Avoid assuming
5422 argument fits in SHWI.
5423 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
5425 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
5427 2019-04-12 Jakub Jelinek <jakub@redhat.com>
5429 PR rtl-optimization/89965
5430 * dce.c: Include rtl-iter.h.
5431 (struct check_argument_load_data): New type.
5432 (check_argument_load): New function.
5433 (find_call_stack_args): Check for loads from stack slots still tracked
5434 in sp_bytes and punt if any is found.
5436 * config/mips/loongson-mmiintrin.h: Fix up #error message.
5438 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
5440 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
5441 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
5443 2019-04-12 Martin Liska <mliska@suse.cz>
5446 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
5448 (separate_attrs): Handle multiple 'default's.
5449 (expand_target_clones): Rework error handling code.
5451 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
5454 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
5455 mode of vector rather than mode of destination for move instruction.
5456 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
5457 Use QI inner mode with V16QI vector mode.
5459 2019-04-12 Jakub Jelinek <jakub@redhat.com>
5462 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
5463 "invalid %%t operand" in output_operand_lossage message.
5465 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
5467 * config/s390/predicates.md (permute_pattern_operand): New
5469 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
5470 operand for the permute pattern.
5471 ("*vec_perm<mode>"): New insn definition.
5472 ("bswap<mode>"): Generate the permute pattern operand in the
5473 expander and perform the operand reloads for pre arch13 level
5475 ("*bswap<mode>_emu"): Rename to ...
5476 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
5477 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
5478 Add the USE operand for the permute pattern.
5479 ("*vec_set_bswap_vec<mode>"): Likewise.
5481 2019-04-12 Jakub Jelinek <jakub@redhat.com>
5484 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
5485 and gcc_unreachable if it fails, just call tree_to_uhwi which
5486 verifies that too. Test TREE_CHAIN instead of list_length > 1.
5487 Start warning message with a lower-case letter. Formatting fixes.
5489 PR rtl-optimization/90026
5490 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
5491 successors, look for BARRIERs inside of the whole BB_FOOTER chain
5492 rather than just at the start of it. If e->src BB_FOOTER is not NULL
5493 in cfglayout mode, use emit_barrier_after_bb.
5495 2018-04-11 Steve Ellcey <sellcey@marvell.com>
5497 PR rtl-optimization/87763
5498 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
5501 2019-04-11 Tom de Vries <tdevries@suse.de>
5503 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
5504 max macro using statement expression.
5506 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
5508 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
5509 * xcoffout.c (xcoff_private_rodata_section_name): Define.
5510 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
5511 read_only_private_data_section using xcoff_private_rodata_section_name.
5512 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
5514 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
5517 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
5519 2019-04-11 Jakub Jelinek <jakub@redhat.com>
5521 PR rtl-optimization/89965
5522 * dce.c (sp_based_mem_offset): New function.
5523 (find_call_stack_args): Use sp_based_mem_offset.
5525 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
5527 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
5529 2019-04-11 Richard Biener <rguenther@suse.de>
5531 PR tree-optimization/90020
5532 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
5533 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
5534 * tree-ssa-pre.c (compute_avail): Use it to not put
5535 possibly trapping references after a call that might not
5536 return into EXP_GEN.
5537 * gcse.c (compute_hash_table_work): Do not elide
5538 marking a block containing a call if the call might not
5541 2019-04-11 Richard Biener <rguenther@suse.de>
5543 PR tree-optimization/90018
5544 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
5545 Test both SLP and interleaving variants.
5547 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
5549 * config/s390/8561.md: New file.
5550 * config/s390/driver-native.c (s390_host_detect_local_cpu):
5551 Add arch13 cpu model.
5552 * config/s390/s390-opts.h (enum processor_type): Likewise.
5553 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
5554 (s390_get_unit_mask): Likewise.
5555 (s390_is_fpd): Likewise.
5556 (s390_is_fxd): Likewise.
5557 * config/s390/s390.h (s390_tune_attr): Likewise.
5558 * config/s390/s390.md: Include arch13 pipeline description.
5559 * config/s390/s390.opt: Add arch13.
5561 2018-04-10 Steve Ellcey <sellcey@marvell.com>
5563 PR rtl-optimization/87763
5564 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
5566 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
5568 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
5570 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
5571 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
5572 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
5573 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
5575 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
5577 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
5578 "Although" in -fipa-icf documentation.
5580 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
5581 of using multiple -g options.
5583 2019-04-10 Martin Liska <mliska@suse.cz>
5585 PR gcov-profile/89959
5586 * doc/gcov.texi: Make documentation of -x option
5589 2019-04-10 Richard Biener <rguenther@suse.de>
5591 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
5593 (DR_GROUP_SAME_DR_STMT): Remove.
5594 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
5595 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
5596 replace with assert.
5597 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
5598 (vect_record_grouped_load_vectors): Remove unreachable code.
5600 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
5603 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
5604 obsolete reference to N.
5606 2019-04-10 Jakub Jelinek <jakub@redhat.com>
5609 * expr.c (store_expr): Set properly size on the MEM passed to
5613 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
5614 with strlen in between hostsz-3 and hostsz-1 inclusive when no
5615 translation is needed, and when translation is needed, only append
5616 ... if the string length is hostsz or more bytes long. Avoid using
5619 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
5622 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
5623 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
5625 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
5626 differences directly.
5627 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
5629 2019-04-09 Jakub Jelinek <jakub@redhat.com>
5631 PR translation/90011
5632 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
5634 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
5636 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
5637 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
5638 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
5639 trailing space from -gsplit-dwarf diagnostics.
5641 PR tree-optimization/89998
5642 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
5643 instead of integer_type_node if possible, don't add ranges if return
5644 type is not compatible with int.
5645 * gimple-fold.c (gimple_fold_builtin_sprintf,
5646 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
5649 2019-04-09 Martin Liska <mliska@suse.cz>
5651 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
5652 * doc/install.texi: Document the new config.
5654 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
5656 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
5657 use gimple_expr_type for load and store calls. Skip over the
5658 condition argument in a conditional internal function.
5659 Protect use of TREE_INT_CST_LOW.
5661 2019-04-09 Jakub Jelinek <jakub@redhat.com>
5664 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
5665 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
5666 trailing period from it too.
5668 2019-04-08 wu yuan <wuyuan5@huawei.com>
5670 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
5671 * config/aarch64/aarch64.md : Add "tsv110.md"
5672 * config/aarch64/tsv110.md: New file.
5674 2019-04-08 Richard Biener <rguenther@suse.de>
5676 PR tree-optimization/90006
5677 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
5680 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
5683 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
5685 (fma_root_node): Likewise.
5686 (func_fma_steering): Likewise.
5688 2019-04-08 Jakub Jelinek <jakub@redhat.com>
5690 PR rtl-optimization/89865
5691 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
5693 PR rtl-optimization/89865
5694 * config/i386/i386.md
5695 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
5696 numbers not to clash with the additional operands[4].
5697 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
5698 with extra register copy in the middle.
5700 2019-04-08 Martin Liska <mliska@suse.cz>
5702 PR gcov-profile/89961
5703 * doc/gcov.texi: Document data_file.
5704 * gcov.c (generate_results): Add data_info into JSON output.
5706 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
5708 PR tree-optimization/89725
5709 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
5710 loop's chrec as invariant symbol.
5711 * tree-chrec.h (chrec_contains_symbols): New parameter.
5712 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
5713 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
5714 function of loops not in DDR's loop_nest.
5715 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
5717 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
5720 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
5723 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
5726 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
5727 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
5729 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
5731 * sched-deps.c (sched_macro_fuse_insns): Check return value of
5732 targetm.fixed_condition_code_regs.
5734 2019-04-05 Richard Biener <rguenther@suse.de>
5738 * tree-cfgcleanup.c (remove_forwarder_block): Always move
5739 debug bind stmts but reset them if they are not valid at the
5742 2019-04-05 Martin Liska <mliska@suse.cz>
5744 PR translation/89936
5745 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
5746 order to wrap keywords or arguments.
5747 * collect2.c (main): Likewise.
5748 (scan_prog_file): Likewise.
5749 (scan_libraries): Likewise.
5750 * common/config/riscv/riscv-common.c
5751 (riscv_subset_list::parsing_subset_version): Likewise.
5752 (riscv_subset_list::parse_std_ext): Likewise.
5753 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5755 * config/arm/arm.c (arm_option_override): Likewise.
5756 * config/cris/cris.c (cris_print_operand): Likewise.
5757 * config/darwin-c.c (darwin_pragma_options): Likewise.
5758 (darwin_pragma_unused): Likewise.
5759 (darwin_pragma_ms_struct): Likewise.
5760 * config/ft32/ft32.c (ft32_print_operand): Likewise.
5761 * config/i386/i386.c (print_reg): Likewise.
5762 (ix86_print_operand): Likewise.
5763 * config/i386/xm-djgpp.h: Likewise.
5764 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
5765 * config/m32c/m32c.c (m32c_option_override): Likewise.
5766 * config/msp430/msp430.c (msp430_option_override): Likewise.
5767 * config/nds32/nds32.c (nds32_option_override): Likewise.
5768 * config/nvptx/mkoffload.c (main): Likewise.
5769 * config/rx/rx.c (rx_print_operand): Likewise.
5770 (valid_psw_flag): Likewise.
5771 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
5772 (vms_pragma_nomember_alignment): Likewise.
5773 (vms_pragma_extern_model): Likewise.
5774 * lto-wrapper.c (compile_offload_image): Likewise.
5775 * omp-offload.c (oacc_parse_default_dims): Likewise.
5776 * symtab.c (symtab_node::verify_base): Likewise.
5777 * tlink.c (recompile_files): Likewise.
5778 (start_tweaking): Likewise.
5779 * tree-profile.c (parse_profile_filter): Likewise.
5781 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
5783 PR tree-optimization/89956
5784 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
5785 multiple negates of the same value.
5787 2019-04-04 Martin Sebor <msebor@redhat.com>
5791 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
5792 have the same precision since the function crashes otherwise.
5793 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
5794 has non-zero arguments.
5796 2019-04-04 Martin Sebor <msebor@redhat.com>
5799 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
5800 out if the number of arguments is less than expected.
5802 2019-04-04 Jeff Law <law@redhat.com>
5804 PR rtl-optimization/89399
5805 * ree.c (combine_set_extension): Use single_set rather than
5806 digging into PATTERN for items on the candidate list.
5807 (combine_reaching_defs): Likewise.
5809 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
5811 PR rtl-optimization/46590
5812 * loop-invariant.c (find_defs): Move df_remove_problem and
5813 df_process_deferred_rescans to move_invariants.
5814 Move df_live_add_problem and df_live_set_all_dirty calls
5816 (move_invariants): Likewise.
5817 (move_loop_invariants): Likewise, making the df_live calls
5818 conditional on -O. Remove the problem again if we added it
5821 2019-04-03 qing zhao <qing.zhao@oracle.com>
5823 PR tree-optimization/89730
5824 * ipa-inline.c (can_inline_edge_p): Delete the checking for
5825 -flive-patching=inline-only-static.
5826 (can_inline_edge_by_limits_p): Add the checking for
5827 -flive-patching=inline-only-static and grant always_inline
5828 even when -flive-patching=inline-only-static is specified.
5830 2019-04-03 Jeff Law <law@redhat.com>
5832 PR rtl-optimization/81025
5833 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
5835 2019-04-03 Richard Biener <rguenther@suse.de>
5837 PR tree-optimization/84101
5838 * tree-vect-stmts.c: Include explow.h for hard_function_value,
5839 regs.h for hard_regno_nregs.
5840 (cfun_returns): New helper.
5841 (vect_model_store_cost): When vectorizing a store to a decl
5842 we return and the function ABI returns in a multi-reg location
5843 account for the possible spilling that will happen.
5845 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
5847 * config/s390/s390.c (s390_legitimate_address_p): Reject long
5848 displacement addresses for vector mode operands.
5850 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
5852 * config/arc/arc.c (GMASK_LEN): Define.
5853 (arc_restore_callee_saves): Restore first blink when
5856 2019-04-03 Sudakshina Das <sudi.das@arm.com>
5858 * doc/extend.texi: Add deprecated comment on sign-return-address
5859 function attribute and add mbranch-protection.
5860 * doc/invoke.texi: Add bti to the options for mbranch-protection.
5862 2019-04-03 Richard Biener <rguenther@suse.de>
5865 * lto-wrapper.c (run_gcc): Avoid implicit rules making
5866 the all target phony.
5868 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
5872 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
5873 Return false for variable DImode shifts.
5874 (dimode_scalar_chain::compute_convert_gain): Do not handle
5875 register count operand in variable DImode shifts.
5876 (dimode_scalar_chain::make_vector_copies): Remove support to copy
5877 count argument of a variable shift instruction to a vector register.
5878 (dimode_scalar_chain::convert_reg): Remove support to convert
5879 count argument of a variable shift instruction.
5881 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
5883 PR rtl-optimization/84206
5884 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
5885 iterating over loop headers.
5887 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
5889 PR rtl-optimization/85876
5890 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
5891 beyond the original fence.
5893 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
5895 * config.gcc: Mark spu* targets as deprecated/obsolete.
5897 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5899 * config/s390/s390-builtin-types.def: New builtin function type
5900 definitions. Remove unused types.
5901 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
5902 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
5903 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
5904 overloaded builtins.
5905 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
5906 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
5907 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
5908 (vec_double, vec_signed, vec_unsigned): Define to use the new
5909 overloaded builtins.
5910 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
5913 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5915 * config/s390/s390-builtin-types.def: New builtin function type
5917 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
5918 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
5919 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
5920 (s390_vstrszh, s390_vstrszf): New low-level builtins.
5921 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
5922 constant definitions.
5923 * config/s390/vecintrin.h (vec_search_string_cc)
5924 (vec_search_string_until_zero_cc): New builtin name definitions.
5925 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
5927 ("vec_vstrs<mode>"): New insn definition.
5929 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5931 * config/s390/s390-builtin-types.def: Add new builtin function
5933 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
5934 New overloaded builtins.
5935 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
5937 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
5938 (UNSPEC_VEC_SLDBYTE): ... this.
5939 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
5940 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
5942 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
5943 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
5944 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
5946 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5948 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
5949 New insn definition.
5950 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
5951 * config/s390/vector.md (V_HW_HSD): ... here.
5953 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5955 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
5956 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
5957 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
5958 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
5959 New insn definitions.
5961 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5963 * config/s390/s390-builtin-types.def: Add new builtin function type.
5964 * config/s390/s390-builtins.def: Add overloaded builtin
5965 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
5966 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
5967 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
5968 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
5969 ("eltswap<mode>"): New expander.
5970 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
5973 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5975 * config/s390/s390-builtin-types.def: Add new builtin function types.
5976 * config/s390/s390-builtins.def: Add overloaded builtin
5977 s390_vec_revb. Add low-level builtins for vlbr and vstbr
5979 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
5980 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
5981 ("bswap<mode>"): New expander.
5982 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
5984 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5986 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
5987 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
5988 vector builtin version number in __VEC__.
5990 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5992 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
5994 (SFSI): New mode attribute.
5995 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
5996 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
5998 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
5999 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
6000 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
6001 ("floatsi<mode>2"): Add wcefb instruction.
6003 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
6005 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
6006 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
6008 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
6009 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
6010 support 32 bit fp-int conversions. Rename to ...
6011 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
6012 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
6013 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
6014 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
6017 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
6019 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
6020 if-then-else constructs if we can use the select instruction.
6021 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
6023 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
6025 * config/s390/s390.md ("*popcountdi_arch13_cc")
6026 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
6028 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
6029 Append _z196 to make it ...
6030 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
6031 ("popcounthi2_z196"): ... this.
6032 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
6033 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
6035 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
6037 * config/s390/s390.c (s390_canonicalize_comparison): Convert
6038 certain compares for arch13 in order to make use of the condition
6039 code result produced by the new instructions.
6040 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
6041 nxrk, and nxgrk instruction patterns.
6042 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
6043 (inv_no): Add new code iterator together with some attributes.
6044 ("*andc_split_<mode>"): Disable splitter for arch13.
6045 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
6046 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
6047 ("*<ANDOR:bitops_name>c<GPR:mode>")
6048 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
6049 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
6050 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
6051 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
6053 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
6055 * common/config/s390/s390-common.c (processor_flags_table): New
6057 * config.gcc: Support arch13 with the --with-arch= configure flag.
6058 * config/s390/driver-native.c (s390_host_detect_local_cpu):
6059 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
6060 * config/s390/s390.c (s390_get_sched_attrmask)
6061 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
6062 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
6063 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
6064 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
6065 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
6067 * config/s390/s390.opt: Support arch13 as processor type in
6068 command line options.
6070 2019-04-02 Martin Liska <mliska@suse.cz>
6072 PR translation/89912
6073 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
6074 Fix param description of graphite-max-arrays-per-scop.
6076 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
6078 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
6079 (ASAN_CC1_SPEC): Use it in 64-bit mode.
6080 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
6082 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
6084 PR rtl-optimization/85412
6085 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
6086 sel_sched_region_1, not after.
6088 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
6090 PR rtl-optimization/86928
6091 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
6092 compute_live if necessary.
6093 (sel_redirect_edge_and_branch): Likewise.
6095 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
6097 PR rtl-optimization/89865
6098 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
6099 register if it is a part of small class.
6101 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
6103 PR rtl-optimization/87273
6104 * sel-sched-ir.c (merge_fences): Remove assert.
6106 2019-04-01 Richard Biener <rguenther@suse.de>
6108 PR tree-optimization/46590
6109 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
6110 (dom_walker::m_reachability): Add in place of...
6111 (dom_walker::m_skip_unreachable_blocks): ...this.
6112 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
6113 Move complex initialization ...
6114 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
6115 lazily and initialize edge flags on each invocation.
6116 (dom_walker::bb_reachable): Use m_reachability.
6118 2019-04-01 Martin Liska <mliska@suse.cz>
6121 * opt-suggestions.c (option_proposer::build_option_suggestions):
6122 Add variant without any argument in order to provide better
6125 2019-04-01 Richard Biener <rguenther@suse.de>
6128 * gimple.c: Include langhooks.h.
6129 (gimple_get_alias_set): Treat enumeral types as the underlying
6132 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
6133 Eric Botcazou <ebotcazou@adacore.com>
6135 PR rtl-optimization/89862
6136 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
6137 that operates on the full registers for WORD_REGISTER_OPERATIONS
6140 2019-03-29 Jim Wilson <jimw@sifive.com>
6142 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
6143 Clear MASK_RVC and then set if C subset supported.
6145 2019-03-29 Jakub Jelinek <jakub@redhat.com>
6148 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
6149 non-addressable complit into its initializer if it is volatile.
6151 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
6153 * opts-common.c (integral_argument): Set errno properly in one case.
6155 2019-03-29 Martin Liska <mliska@suse.cz>
6157 * doc/invoke.texi: Remove -Wchkp from documentation.
6159 2019-03-29 Martin Liska <mliska@suse.cz>
6161 * dbgcnt.c (print_limit_reach): New function.
6164 2019-03-29 Martin Liska <mliska@suse.cz>
6166 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
6167 (dbg_cnt_process_opt): Parse first tokens aas
6168 dbg_cnt_process_single_pair is also using strtok.
6170 2019-03-29 Jakub Jelinek <jakub@redhat.com>
6172 PR rtl-optimization/87485
6173 * function.c (expand_function_end): Move stack_protect_epilogue
6174 before loading of return value into hard register(s).
6176 2019-03-28 Jakub Jelinek <jakub@redhat.com>
6179 * tree-inline.h (struct copy_body_data): Add
6180 dont_remap_vla_if_no_change flag.
6181 * tree-inline.c (remap_type_3, remap_type_2): New functions.
6182 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
6183 and remap_type_2 returns false.
6184 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
6185 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
6186 only from where it is copied to nested contexts.
6188 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
6191 * config/i386/i386.md (RMW operation with LEA peephole):
6192 Use LEAMODE mode attribute instead of SWI mode iterator for
6195 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
6198 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
6199 Also process XEXP (src, 0) of a shift insn.
6201 2019-03-28 David Malcolm <dmalcolm@redhat.com>
6204 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
6205 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
6207 2019-03-28 Jakub Jelinek <jakub@redhat.com>
6209 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
6211 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
6212 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
6213 immediately after first one with df_analyze in between, but rather
6214 process all bbs, queueing ones that need second pass in a worklist,
6215 df_analyze, process queued debug insn changes and if second pass is
6216 needed, process bbs from worklist, df_analyze, process queued debug
6219 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
6220 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
6221 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
6223 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
6226 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
6229 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
6232 * config/i386/i386.c (ix86_function_value_1): Call the newly added
6233 function for 32-bit MS_ABI.
6234 (function_value_ms_32): New function.
6236 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
6238 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
6239 (movdi): Call gen_movdi_symbol_save_scc.
6240 (gen_movdi_symbol_save_scc): New insn and split.
6242 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
6244 PR rtl-optimization/89313
6245 * function.c (matching_constraint_num): New static function.
6246 (match_asm_constraints_1): Use it. Fixup white space and comment.
6247 Don't replace inputs with non-matching constraints which conflict
6248 with early clobber outputs.
6250 2019-03-27 Jeff Law <law@redhat.com>
6253 PR rtl-optimization/87761
6254 PR rtl-optimization/89826
6255 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
6257 (pass_cprop_hardreg::execute): Call df_analyze after adding the
6258 note problem to get REG_DEAD/REG_UNUSED notes updated.
6260 2019-03-27 Richard Biener <rguenther@suse.de>
6262 PR tree-optimization/89463
6263 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
6264 queue edges to remove.
6265 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
6266 dead stmts. Delay edge removal until PHIs are removed to
6267 make debug-stmt creation not confused by seemingly degenerate
6270 2019-03-27 Alan Modra <amodra@gmail.com>
6272 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
6274 * config/rs6000/darwin.h: Likewise.
6275 * config/rs6000/rs6000.c: Likewise.
6277 2019-03-27 Alan Modra <amodra@gmail.com>
6279 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
6280 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
6282 2019-03-26 Andrew Waterman <andrew@sifive.com>
6283 Jim Wilson <jimw@sifive.com>
6285 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
6286 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
6287 (generic_idivdi, generic_fmul_single, generic_fmul_double)
6288 (generic_fdiv, generic_fsqrt): Add check for generic tune.
6289 (generic_alu): Add auipc to type list.
6290 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
6291 (riscv_microarchitecture): Declare.
6292 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
6293 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
6295 (riscv_microarchitecture): New.
6296 (sifive_7_tune_info): New.
6297 (riscv_cpu_info_table): Add microarchitecture value for rocket and
6298 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
6300 (riscv_store_data_bypass_p): New.
6301 (riscv_option_override): Set riscv_microarchitecture from
6302 cpu->microarchitecture.
6303 * config/riscv/riscv.md: Include sifive-7.md.
6306 (auipc<mode>): Change type to auipc.
6307 (restore_stack_nonlocal): New.
6308 * config/riscv/sifive-7.md: New.
6309 * doc/invoke.texi (RISC-V Options): Update mtune docs.
6311 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
6314 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
6315 Also process XEXP (src, 0) of a shift insn.
6317 2019-03-26 Richard Biener <rguenther@suse.de>
6319 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
6320 (copy_debug_stmt): Likewise.
6321 (expand_call_inline): Likewise.
6322 (copy_bb): Avoid redundant lookup & set of gimple_block.
6323 * gimple-low.c (lower_gimple_return): Likewise.
6324 (lower_builtin_setjmp): Likewise.
6326 2019-03-26 Jakub Jelinek <jakub@redhat.com>
6328 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
6329 is constant 0, turn into static const data member initialized to false.
6330 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
6331 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
6333 2019-03-26 Jason Merrill <jason@redhat.com>
6334 Jakub Jelinek <jakub@redhat.com>
6336 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
6338 (mem_alloc_description::release_object_overhead): Fix comment typos.
6339 * hash-table.h (hash_table::~hash_table): Call
6340 release_instance_overhead only if m_entries is non-NULL, otherwise
6341 call unregister_descriptor.
6343 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
6345 PR tree-optimization/81740
6346 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
6347 In case of outer loop vectorization, check for backward dependence
6348 at the inner loop if outer loop dependence is reversed.
6350 2019-03-26 Alan Modra <amodra@gmail.com>
6352 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
6353 rs6000_vector_mem init. Correct wI and wJ comment.
6355 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
6357 PR rtl-optimization/88347
6358 PR rtl-optimization/88423
6359 * sched-deps.c (sched_analyze_insn): Take into account that for
6360 tablejumps the barrier appears after a label and a jump_table_data.
6362 2019-03-25 Martin Sebor <msebor@redhat.com>
6365 * c-common.c (check_user_alignment): Rename local. Correct maximum
6366 alignment in diagnostic. Avoid assuming argument fits in SHWI,
6367 convert it to UHWI when it fits.
6369 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
6372 * dwarf2out.c (premark_used_variables): New function.
6373 (prune_unused_types_walk): Do not mark not premarked external
6375 (prune_unused_types): Call premark_used_variables.
6377 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
6379 PR rtl-optimization/89676
6380 * lra-constraints.c (curr_insn_transform): Do match reload for
6381 early clobbers when the match was successful only for different
6384 2019-03-25 Martin Sebor <msebor@redhat.com>
6386 * doc/extend.texi (Common Type Attributes): Document vector_size.
6387 (Common Variable Attributes): Mention size constraint. Correct
6389 (Vector Extensions): Use @dfn when defining bas type. Clarify
6390 base type and size constraints.
6392 2019-03-25 Richard Biener <rguenther@suse.de>
6394 PR tree-optimization/89789
6395 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
6396 changes from non-undefined back to undefined.
6398 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
6400 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
6401 heap string and a gc string, but since this variable is unknown to
6402 ggc the gc string might get reused and corrupted. Fixed by always
6403 using a heap string.
6405 2019-03-25 Richard Biener <rguenther@suse.de>
6407 PR tree-optimization/89779
6408 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
6409 to remove IV defs, delay actual removal.
6410 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
6411 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
6412 very end, properly also reset loop control IV information.
6414 2019-03-25 Richard Biener <rguenther@suse.de>
6416 PR tree-optimization/89802
6417 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
6418 move EH data to folded stmt.
6420 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
6422 * config/s390/s390-builtin-types.def: Remove few unused types and
6423 fix sort order for others.
6425 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
6427 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
6428 expected and found types with -mdebug during builtin matching.
6430 2019-03-25 Richard Biener <rguenther@suse.de>
6433 * fold-const.c (operand_equal_p): Revert last change with
6436 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
6438 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
6439 notes for the result of the __tls_get_addr calls.
6440 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
6442 2019-03-24 Jeff Law <law@redhat.com>
6444 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
6446 PR rtl-optimization/87761
6447 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
6448 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
6450 (pass_cprop_hardreg::execute): Add df note problem and defer insn
6451 rescans. Reprocess blocks as needed, calling df_analyze before
6452 reprocessing. Always call df_analyze before fixing up debug bind
6455 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
6457 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
6460 2019-03-22 Andrew Pinski <apinski@marvell.com>
6462 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
6463 attrribute for uxtw.
6465 2019-03-26 Jeff Law <law@redhat.com>
6467 PR rtl-optimization/87761
6468 * config/mips/mips-protos.h (mips_split_move): Add new argument.
6469 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
6470 (mips_split_move): Accept new INSN argument. Try to forward SRC
6471 into the next instruction.
6472 (mips_split_move_insn): Pass INSN through to mips_split_move.
6474 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
6476 PR rtl-optimization/89676
6477 * lra-constraints.c (curr_insn_transform): Do match reload for
6478 early clobbers even if the match was successful.
6480 2019-03-22 Jakub Jelinek <jakub@redhat.com>
6483 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
6485 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
6487 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
6489 2019-03-22 Jakub Jelinek <jakub@redhat.com>
6491 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
6492 <avx512>_fmsub_<mode>_mask3<round_name>,
6493 <avx512>_fnmadd_<mode>_mask3<round_name>,
6494 <avx512>_fnmsub_<mode>_mask3<round_name>,
6495 avx512f_vmfmadd_<mode>_mask3<round_name>,
6496 avx512f_vmfmsub_<mode>_mask3<round_name>,
6497 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
6498 instead of register_operand and %v instead of v for match_operand 1.
6499 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
6500 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
6501 <round_nimm_predicate> instead of register_operand and %v instead of v
6502 for match_operand 1.
6504 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
6505 <avx512>_fmadd_<mode>_mask3<round_name>,
6506 <avx512>_fmsub_<mode>_mask<round_name>,
6507 <avx512>_fmsub_<mode>_mask3<round_name>,
6508 <avx512>_fnmadd_<mode>_mask<round_name>,
6509 <avx512>_fnmadd_<mode>_mask3<round_name>,
6510 <avx512>_fnmsub_<mode>_mask<round_name>,
6511 <avx512>_fnmsub_<mode>_mask3<round_name>,
6512 <avx512>_fmaddsub_<mode>_mask<round_name>,
6513 <avx512>_fmaddsub_<mode>_mask3<round_name>,
6514 <avx512>_fmsubadd_<mode>_mask<round_name>,
6515 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
6516 <round_nimm_predicate> instead of nonimmediate_operand.
6517 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
6518 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
6519 Use register_operand instead of <round_nimm_predicate> for the
6520 operand that needs to match output.
6521 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
6522 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
6523 Likewise. Formatting fixes.
6526 * config/i386/i386.c (enum ix86_builtins): Remove
6527 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
6528 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
6529 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
6530 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
6531 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
6532 __builtin_ia32_vfmsubss3_mask3): New builtins.
6533 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
6534 avx512f_vmfmadd_<mode>_mask3<round_name>,
6535 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
6536 *avx512f_vmfmsub_<mode>_mask<round_name>,
6537 avx512f_vmfmsub_<mode>_mask3<round_name>,
6538 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
6539 *avx512f_vmfnmadd_<mode>_mask<round_name>,
6540 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
6541 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
6542 *avx512f_vmfnmsub_<mode>_mask<round_name>,
6543 avx512f_vmfnmsub_<mode>_mask3<round_name>,
6544 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
6545 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
6546 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
6547 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
6548 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
6549 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
6550 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
6551 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
6552 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
6553 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
6554 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
6555 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
6556 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
6557 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
6558 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
6559 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
6560 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
6561 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
6562 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
6563 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
6564 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
6565 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
6567 2019-03-21 Martin Sebor <msebor@redhat.com>
6569 PR tree-optimization/89350
6570 * builtins.c (compute_objsize): Also ignore offsets whose upper
6572 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
6573 (builtin_memref::builtin_memref): Initialize new member.
6574 Allow EXPR to be null.
6575 (builtin_memref::extend_offset_range): Replace local with a member.
6576 Avoid assuming pointer offsets are unsigned.
6577 (builtin_memref::set_base_and_offset): Determine base object
6578 before computing offset range.
6579 (builtin_access::builtin_access): Handle memset.
6580 (builtin_access::generic_overlap): Replace local with a member.
6581 (builtin_access::strcat_overlap): Same.
6582 (builtin_access::overlap): Same.
6583 (maybe_diag_overlap): Same.
6584 (maybe_diag_access_bounds): Same.
6585 (wrestrict_dom_walker::check_call): Handle memset.
6586 (check_bounds_or_overlap): Same.
6588 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
6589 Jakub Jelinek <jakub@redhat.com>
6592 * tree.c (fld_type_variant, fld_incomplete_type_of,
6593 fld_process_array_type): Call fld->pset.add and don't call
6594 add_tree_to_fld_list if it returns true.
6595 (free_lang_data_in_type): Similarly with self-recursive call. Purge
6596 non-marked types from TYPE_NEXT_VARIANT list.
6597 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
6599 2019-03-21 Jakub Jelinek <jakub@redhat.com>
6601 * hash-table.h (hash_table): Add Lazy template parameter defaulted
6602 to false, if true, don't alloc_entries during construction, but defer
6603 it to the first method that needs m_entries allocated.
6604 (hash_table::hash_table, hash_table::~hash_table,
6605 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
6606 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
6607 hash_table::clear_slot, hash_table::traverse_noresize,
6608 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
6609 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
6611 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
6612 NO_INSERT instead of find_with_hash.
6613 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
6614 hash_set::m_table): Add Lazy to template params of hash_table.
6615 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
6616 * attribs.c (test_attribute_exclusions): Likewise.
6617 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
6618 hash_set. Add tests for hash_set with Lazy = true.
6620 2019-03-21 Richard Biener <rguenther@suse.de>
6622 PR tree-optimization/89779
6623 * tree.c (tree_nop_conversion): Consolidate and fix defensive
6624 checks with respect to released SSA names now having error_mark_node
6626 * fold-const.c (operand_equal_p): Likewise.
6628 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
6631 * config/s390/s390.c (global_not_special_regno_p): Move to make it
6633 (s390_optimize_register_info): Use global_not_special_regno_p to
6634 check for global regs.
6636 2019-03-20 Jakub Jelinek <jakub@redhat.com>
6639 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
6640 update this_alternative nor this_alternative_set.
6642 2019-03-19 Jim Wilson <jimw@sifive.com>
6645 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
6646 align, size, offset. Use them to handle a BLKmode reference. Update
6648 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
6650 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6652 PR rtl-optimization/89768
6653 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
6655 (unroll_loop_runtime_iterations): Likewise.
6657 2019-03-19 Martin Sebor <msebor@redhat.com>
6659 PR tree-optimization/89644
6660 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
6661 rather than endptr as an indicator of nul-termination.
6663 PR tree-optimization/89644
6664 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
6665 arrays in determining sequence sizes in strncpy and stpncpy.
6667 2019-03-19 Martin Liska <mliska@suse.cz>
6670 * predict.c (combine_predictions_for_bb): Empty likely_edges and
6671 unlikely_edges if there's an edge that belongs to both these sets.
6673 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
6676 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
6677 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
6678 go via a stack temporary.
6680 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6683 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
6684 instead of gen_rtx_SUBREG.
6685 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
6687 2019-03-19 Richard Biener <rguenther@suse.de>
6690 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
6692 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
6696 * tree.c (free_lang_data_in_decl): Do not free context of C++
6699 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6702 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
6703 subs for the first alternative except when operands[3] is 1.
6706 * gimplify.c (gimplify_asm_expr): For output argument with
6707 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
6710 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
6712 PR rtl-optimization/89753
6713 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6714 explicit unrolling factor even more robust.
6716 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6719 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
6720 compensation use x2 += 1 instead of x2 -= -1 and when honoring
6721 signed zeros, do another copysign after the compensation.
6723 2019-03-18 Martin Sebor <msebor@redhat.com>
6725 PR tree-optimization/89720
6726 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
6727 more conservatively, the same as anti-range.
6729 2019-03-18 Richard Biener <rguenther@suse.de>
6732 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
6733 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
6734 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
6735 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
6737 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
6739 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
6740 Extend queue to 1024 entries.
6741 Add "consumed" field.
6742 (gomp_print_output): Remove print_index parameter.
6743 Add final parameter.
6744 Change limit to unsigned.
6745 Use consumed field to implement circular buffer.
6746 Detect interrupted print in final pass.
6747 Flush output at the end.
6748 (run): Update gomp_print_output usage.
6749 (main): Initialize kernargs->output_data.consumed.
6751 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
6753 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
6754 calculation of the minimum number of scalar iterations for
6755 fully-predicated loops.
6757 2019-03-18 Martin Jambor <mjambor@suse.cz>
6759 PR tree-optimization/89546
6760 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
6761 any propagation to its children took place.
6763 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
6766 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
6767 parameter, and make use of it.
6768 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
6770 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6772 * config/arc/arc.opt (mcode-density-frame): Get the inital value
6773 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
6774 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
6775 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
6776 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
6777 match what the ops is doing.
6778 (push_multi_fp_blink): Likewise.
6779 * config/arc/arc.c (arc_override_options): Enable enter/leave when
6780 compiling for size and elf target.
6781 (arc_save_callee_enter): Adjust note to match what enter/leave
6784 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6786 * config/arc/arc.md (tst_movb): Fix constraint.
6788 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6790 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
6792 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6794 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
6795 * config/arc/arc.c (arc_conditional_register_usage): Remove all
6796 reg_alloc_order references.
6797 (size_alloc_order): Define.
6798 (arc_adjust_reg_alloc_order): New function.
6799 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
6801 (ADJUST_REG_ALLOC_ORDER): Define.
6802 (HONOR_REG_ALLOC_ORDER): Likewise.
6804 2019-03-18 Richard Biener <rguenther@suse.de>
6807 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
6808 loads and stores a bit more.
6810 2019-03-18 Richard Biener <rguenther@suse.de>
6813 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
6814 load pessimization to stores as well.
6816 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
6819 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
6820 successor, use NULL as its av set.
6822 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
6824 PR rtl-optimization/89721
6825 * lra-constraints (invariant_p): Return false if side_effects_p holds.
6827 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
6830 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6831 When handling vec_extract, use modular arithmetic to allow
6832 constant selectors greater than vector length.
6833 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
6834 V1TImode vectors to have constant selector values greater than 0.
6835 Use modular arithmetic to compute vector index.
6836 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
6837 index for in-memory vectors. Correct code generation for
6838 in-register vectors.
6839 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
6842 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
6846 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
6849 2019-03-15 Jakub Jelinek <jakub@redhat.com>
6852 * tree.c (inchash::add_expr): Strip any location wrappers.
6853 * fold-const.c (operand_equal_p): Move stripping of location wrapper
6854 after hash verification.
6857 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
6858 SIGN_EXTEND and ZERO_EXTEND.
6860 2019-03-14 Jason Merrill <jason@redhat.com>
6861 Jakub Jelinek <jakub@redhat.com>
6863 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
6864 than if is_empty (*slot).
6865 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
6866 existing elt and for elt removal.
6867 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
6868 of already removed elt.
6870 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
6873 * config/i386/i386.c (remove_partial_avx_dependency): Handle
6876 2019-03-14 Martin Liska <mliska@suse.cz>
6879 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
6881 2019-03-14 Richard Biener <rguenther@suse.de>
6884 * config/i386/i386.c (make_resolver_func): Properly set
6885 DECL_CONTEXT on the RESULT_DECL.
6886 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
6888 2019-03-14 Richard Biener <rguenther@suse.de>
6890 * gimple-pretty-print.c: Include cfgloop.h.
6891 (dump_gimple_phi): Adjust.
6892 (dump_gimple_bb_header): Dump loop header for GIMPLE.
6893 (pp_cfg_jump): Adjust.
6894 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
6895 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
6896 (lower_phi_internal_fn): Remove.
6897 (verify_gimple_call): Remove IFN_PHI special-casing.
6898 (dump_function_to_file): Dump IL state.
6899 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
6900 done to deal with PHI nodes being present in non-SSA state.
6902 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6905 * multiple_target.c (create_dispatcher_calls): Change
6906 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
6907 In the node->iterate_referring loop, push *ref rather than ref, call
6908 ref->remove_reference () and always pass 0 to iterate_referring.
6910 PR rtl-optimization/89679
6911 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
6912 would contain a paradoxical SUBREG.
6914 2019-03-14 Richard Biener <rguenther@suse.de>
6916 PR tree-optimization/89710
6917 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
6920 2019-03-14 Martin Liska <mliska@suse.cz>
6922 * coverage.c (coverage_begin_function): Stream also
6924 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
6925 documentation about function declaration location.
6926 * gcov-dump.c (tag_function): Print whole range
6927 of function declaration.
6928 * gcov.c (struct function_info): Add end_column field.
6929 (function_info::function_info): Initialize it.
6930 (output_json_intermediate_file): Output {start,end}_column
6932 (read_graph_file): Read end_column.
6934 2019-03-14 Richard Biener <rguenther@suse.de>
6937 * fold-const.c (operand_equal_p): For INDIRECT_REF check
6938 that the access types are similar.
6940 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6942 PR tree-optimization/89703
6943 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
6944 aren't compatible also with builtin_decl_explicit. Check pure
6945 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
6946 and BUILT_IN_STPNCPY{,_CHK}.
6948 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
6951 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
6952 addr32 prefix to VSIB address for X32.
6953 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
6955 (*avx512pf_gatherpf<mode>df_mask): Likewise.
6956 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
6957 (*avx512pf_scatterpf<mode>df_mask): Likewise.
6958 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
6959 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
6960 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
6961 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
6962 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
6963 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
6964 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
6965 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
6966 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
6967 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
6968 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
6969 (*avx512f_scatterdi<mode>): Likewise.
6971 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
6974 * lra-constraints.c (inherit_in_ebb): Update
6975 potential_reload_hard_regs along with live_hard_regs.
6977 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6980 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
6982 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
6984 2019-03-13 Martin Sebor <msebor@redhat.com>
6986 PR tree-optimization/89662
6987 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
6990 2019-03-13 Richard Biener <rguenther@suse.de>
6993 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
6994 throw FP expressions at tree-affine.
6996 2019-03-14 Richard Biener <rguenther@suse.de>
6998 * tree-pretty-print.c (dump_generic_node): For -gimple properly
6999 dump negative integer constants using _Literal (type) -num.
7001 2019-03-13 Jakub Jelinek <jakub@redhat.com>
7003 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
7004 nonlocal_value member.
7007 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
7008 (ipa_simd_modify_function_body): Handle PHIs.
7010 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
7012 * config/s390/s390.c (s390_option_override_internal): Use more
7013 aggressive inlining parameters.
7015 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
7017 * config/s390/3906.md: New file.
7018 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
7019 (LONGRUNNING_THRESHOLD): Remove.
7020 (MAX_SCHED_MIX_SCORE): Decrease.
7021 (MAX_SCHED_MIX_DISTANCE): Decrease.
7022 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
7023 (struct s390_sched_state): New struct to hold scheduling state.
7024 (S390_SCHED_STATE_NORMAL): Remove.
7025 (S390_SCHED_STATE_CRACKED): Remove.
7026 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
7027 (s390_get_sched_attrmask): Use new attribute.
7028 (s390_get_unit_mask): Use new units.
7029 (s390_is_fpd): New function.
7030 (s390_is_fxd): New function.
7031 (s390_is_longrunning): New function.
7032 (s390_sched_score): Use new functions.
7033 (s390_sched_reorder): Likewise.
7034 (s390_sched_variable_issue): Rework and use new functions.
7035 (s390_sched_init): Use new functions.
7036 * config/s390/s390.h (s390_tune_attr): Add z14.
7037 * config/s390/s390.md: Add z14.
7039 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
7041 * config/s390/2964.md: Update pipeline description.
7042 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
7043 (LONGRUNNING_THRESHOLD): Remove.
7044 (LATENCY_FACTOR): Remove.
7045 (s390_get_unit_mask): Add unit.
7046 (s390_sched_score): Use fxd/fpd.
7047 (s390_sched_variable_issue): Use fxd/fpd.
7049 2019-03-12 Martin Liska <mliska@suse.cz>
7051 * config/i386/i386.c: Reword an error message.
7053 2019-03-12 Martin Jambor <mjambor@suse.cz>
7055 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
7056 terminate with newline.
7058 2019-03-12 Jakub Jelinek <jakub@redhat.com>
7061 * config/s390/s390.md (tabort): Use %wd instead of
7062 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
7063 letters and periods.
7064 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
7065 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
7069 * builtins.c (expand_builtin_int_roundingfn,
7070 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
7071 gcc_unreachable if validate_arglist fails.
7073 2019-03-12 Richard Biener <rguenther@suse.de>
7075 PR tree-optimization/89664
7076 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
7077 free the occurance tree after the early out.
7079 2019-03-11 Jakub Jelinek <jakub@redhat.com>
7083 * vr-values.c (vr_values::update_value_range): If
7084 old_vr->varying_p (), don't update it, make new_vr also VARYING
7087 2019-03-11 Martin Liska <mliska@suse.cz>
7089 * config/aarch64/aarch64.c (aarch64_override_options_internal):
7090 Fix double string quoting.
7092 2019-03-11 Martin Liska <mliska@suse.cz>
7094 * collect-utils.c (collect_wait): Wrap apostrophes
7095 in gcc internal format with %'.
7096 * collect2.c (main): Likewise.
7097 (scan_prog_file): Likewise.
7098 (scan_libraries): Likewise.
7099 * config/i386/i386.c (ix86_expand_call): Likewise.
7100 (ix86_handle_interrupt_attribute): Likewise.
7101 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
7102 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
7103 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
7104 * lto-wrapper.c (find_crtoffloadtable): Likewise.
7105 * symtab.c (symtab_node::verify_base): Likewise.
7106 * tree-cfg.c (verify_gimple_label): Likewise.
7107 * tree.c (verify_type_variant): Likewise.
7109 2019-03-11 Martin Liska <mliska@suse.cz>
7111 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
7112 in a string format message and fix GNU coding style.
7113 (expand_builtin_set_thread_pointer): Likewise.
7114 * common/config/aarch64/aarch64-common.c
7115 (aarch64_rewrite_selected_cpu): Likewise.
7116 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
7117 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
7118 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
7119 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
7120 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
7121 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
7122 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
7123 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
7124 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
7125 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
7127 * common/config/riscv/riscv-common.c
7128 (riscv_subset_list::parsing_subset_version): Likewise.
7129 (riscv_subset_list::parse_std_ext): Likewise.
7130 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
7131 (riscv_subset_list::parse): Likewise.
7132 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
7133 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
7134 (aarch64_override_options_internal): Likewise.
7135 (aarch64_validate_mcpu): Likewise.
7136 (aarch64_validate_march): Likewise.
7137 (aarch64_validate_mtune): Likewise.
7138 (aarch64_override_options): Likewise.
7139 * config/alpha/alpha.c (alpha_option_override): Likewise.
7140 * config/arc/arc.c (arc_init): Likewise.
7141 (parse_mrgf_banked_regs_option): Likewise.
7142 (arc_override_options): Likewise.
7143 (arc_expand_builtin_aligned): Likewise.
7144 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
7145 (arm_expand_builtin): Likewise.
7146 * config/arm/arm.c (arm_option_check_internal): Likewise.
7147 (arm_configure_build_target): Likewise.
7148 (arm_option_override): Likewise.
7149 (arm_options_perform_arch_sanity_checks): Likewise.
7150 (arm_handle_cmse_nonsecure_entry): Likewise.
7151 (arm_handle_cmse_nonsecure_call): Likewise.
7152 (arm_tls_referenced_p): Likewise.
7153 (thumb1_expand_prologue): Likewise.
7154 * config/avr/avr.c (avr_option_override): Likewise.
7155 * config/bfin/bfin.c (bfin_option_override): Likewise.
7156 * config/c6x/c6x.c (c6x_option_override): Likewise.
7157 * config/cr16/cr16.c (cr16_override_options): Likewise.
7158 * config/cris/cris.c (cris_option_override): Likewise.
7159 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
7160 * config/darwin-c.c (macosx_version_as_macro): Likewise.
7161 * config/darwin.c (darwin_override_options): Likewise.
7162 * config/frv/frv.c (frv_expand_builtin): Likewise.
7163 * config/h8300/h8300.c (h8300_option_override): Likewise.
7164 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
7165 (ix86_option_override_internal): Likewise.
7166 (warn_once_call_ms2sysv_xlogues): Likewise.
7167 (ix86_expand_prologue): Likewise.
7168 (split_stack_prologue_scratch_regno): Likewise.
7169 (ix86_warn_parameter_passing_abi): Likewise.
7170 * config/ia64/ia64.c (fix_range): Likewise.
7171 * config/m68k/m68k.c (m68k_option_override): Likewise.
7172 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
7173 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
7174 (mips_set_compression_mode): Likewise.
7175 * config/mmix/mmix.c (mmix_option_override): Likewise.
7176 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
7177 * config/msp430/msp430.c (msp430_option_override): Likewise.
7178 * config/nds32/nds32.c (nds32_option_override): Likewise.
7179 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
7180 (nios2_option_override): Likewise.
7181 (nios2_expand_custom_builtin): Likewise.
7182 * config/nvptx/mkoffload.c (main): Likewise.
7183 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
7184 * config/pa/pa.c (fix_range): Likewise.
7185 (pa_option_override): Likewise.
7186 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
7187 (riscv_option_override): Likewise.
7188 * config/rl78/rl78.c (rl78_option_override): Likewise.
7189 * config/rs6000/aix61.h: Likewise.
7190 * config/rs6000/aix71.h: Likewise.
7191 * config/rs6000/aix72.h: Likewise.
7192 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
7193 * config/rs6000/freebsd64.h: Likewise.
7194 * config/rs6000/linux64.h: Likewise.
7195 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
7196 (rs6000_expand_zeroop_builtin): Likewise.
7197 (rs6000_expand_mtfsb_builtin): Likewise.
7198 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
7199 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
7200 (rs6000_invalid_builtin): Likewise.
7201 (rs6000_expand_split_stack_prologue): Likewise.
7202 * config/rs6000/rtems.h: Likewise.
7203 * config/rx/rx.c (valid_psw_flag): Likewise.
7204 (rx_expand_builtin): Likewise.
7205 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
7206 * config/s390/s390.c (s390_expand_builtin): Likewise.
7207 (s390_function_profiler): Likewise.
7208 (s390_option_override_internal): Likewise.
7209 (s390_option_override): Likewise.
7210 * config/sh/sh.c (sh_option_override): Likewise.
7211 (sh_builtin_saveregs): Likewise.
7212 (sh_fix_range): Likewise.
7213 * config/sh/vxworks.h: Likewise.
7214 * config/sparc/sparc.c (sparc_option_override): Likewise.
7215 * config/spu/spu.c (spu_option_override): Likewise.
7216 (fix_range): Likewise.
7217 * config/visium/visium.c (visium_option_override): Likewise.
7218 (visium_handle_interrupt_attr): Likewise.
7219 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
7220 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
7221 (dbg_cnt_process_opt): Likewise.
7222 * dwarf2out.c (output_dwarf_version): Likewise.
7223 * except.c (expand_eh_return): Likewise.
7224 * gcc.c (defined): Likewise.
7225 (driver_handle_option): Likewise.
7226 (process_command): Likewise.
7227 (compare_files): Likewise.
7228 (driver::prepare_infiles): Likewise.
7229 (driver::do_spec_on_infiles): Likewise.
7230 (driver::maybe_run_linker): Likewise.
7231 * omp-offload.c (oacc_parse_default_dims): Likewise.
7232 * opts-global.c (handle_common_deferred_options): Likewise.
7233 * opts.c (parse_sanitizer_options): Likewise.
7234 (common_handle_option): Likewise.
7235 (enable_warning_as_error): Likewise.
7236 * passes.c (enable_disable_pass): Likewise.
7237 * plugin.c (parse_plugin_arg_opt): Likewise.
7238 (default_plugin_dir_name): Likewise.
7239 * targhooks.c (default_expand_builtin_saveregs): Likewise.
7240 (default_pch_valid_p): Likewise.
7241 * toplev.c (init_asm_output): Likewise.
7242 (process_options): Likewise.
7243 (toplev::run_self_tests): Likewise.
7244 * tree-cfg.c (verify_gimple_call): Likewise.
7245 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
7246 (tree_inlinable_function_p): Likewise.
7247 * var-tracking.c (vt_find_locations): Likewise.
7249 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
7251 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
7252 only on the else branch.
7254 2019-03-11 Martin Liska <mliska@suse.cz>
7256 * gcov.c (output_intermediate_json_line): Print function
7258 (output_json_intermediate_file): Add new argument.
7259 * doc/gcov.texi: Document the change.
7261 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
7263 PR rtl-optimization/89588
7264 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
7265 explicit unrolling factor more robust.
7267 2019-03-11 Richard Biener <rguenther@suse.de>
7269 PR tree-optimization/89649
7270 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
7271 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
7272 on the prolog and epilog loops.
7273 (vect_loop_versioning): Return copy of loop.
7274 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
7275 on the non-vectorized version of the loop.
7277 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
7280 * config/i386/sse.md (*vec_extractv2di_0_sse):
7281 Add (=r,x) alternative and corresponding splitter.
7283 2019-03-10 Martin Jambor <mjambor@suse.cz>
7285 PR tree-optimization/85762
7286 PR tree-optimization/87008
7287 PR tree-optimization/85459
7288 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
7289 it points to if there is a type changing MEM_REF. Adjust all callers.
7290 (build_accesses_from_assign): Disable total scalarization if
7291 contains_vce_or_bfcref_p returns true through the new parameter, for
7294 2019-03-09 Jakub Jelinek <jakub@redhat.com>
7297 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
7298 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
7301 * common.opt (fdiagnostics-show-labels,
7302 fdiagnostics-show-line-numbers, fdiagnostics-format=,
7303 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
7304 gas-locview-support, ginline-points, ginternal-reset-location-views):
7305 Terminate description text with a dot.
7306 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
7307 * config/mcore/mcore.opt (m210, m340): Likewise.
7308 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
7309 mnops=): Start description text with a capital letter.
7310 * config/arc/arc.opt (msize-level=): Likewise.
7311 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
7312 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
7314 * config/ft32/ft32.opt (msim): Likewise.
7315 (mft32b, mcompress): Likewise. Terminate description text with a dot.
7316 (mnodiv, mnopm): Terminate description text with a dot.
7317 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
7319 * config/i386/i386.opt (prefer_vector_width, instrument_return):
7321 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
7324 PR rtl-optimization/89634
7325 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
7326 are modified in BB_END (e->src) instruction.
7328 2019-03-08 David Malcolm <dmalcolm@redhat.com>
7331 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
7332 messages more amenable to translation, and improve wording.
7334 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
7336 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
7337 ud- and du-chains between phases.
7339 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
7342 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
7343 instead of POLY_INT_CST.
7345 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
7347 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
7350 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
7355 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
7356 (_mm_storeu_si64): Ditto.
7358 2019-03-08 Martin Liska <mliska@suse.cz>
7361 * config/i386/i386.c (ix86_option_override_internal): Disable
7362 jump tables when retpolines are used.
7364 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
7367 * ipa-split.c (execute_split_functions): Do not split
7368 'noinline' or 'section' function.
7370 2019-03-08 Jakub Jelinek <jakub@redhat.com>
7373 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
7374 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
7375 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
7378 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
7379 from diagnostics. Formatting fixes.
7382 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
7383 warn_odr diagnostics.
7386 * lra-constraints.c (process_alt_operands): Avoid one space before
7387 " at the end of line and another after " on another line in a string
7389 * attribs.c (handle_dll_attribute): Likewise.
7390 * config/avr/avr-devices.c (avr_texinfo): Likewise.
7392 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
7393 warning_at or inform messages in G_() if there is no ?:.
7395 PR tree-optimization/89550
7396 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
7397 returned true. Formatting fixes.
7398 (expand_builtin_strnlen): Formatting fixes.
7399 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
7400 if warning_at returned true.
7401 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
7403 2019-03-08 Richard Biener <rguenther@suse.de>
7406 * cfgloop.h (struct loop): Add owned_clique field.
7407 * cfgloopmanip.c (copy_loop_info): Copy it.
7408 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
7410 * tree-inline.c (copy_loops): Remap owned_clique.
7411 * lto-streamer-in.c (input_cfg): Stream owned_clique.
7412 * lto-streamer-out.c (output_cfg): Likewise.
7414 2019-03-08 Jakub Jelinek <jakub@redhat.com>
7417 * config/darwin.c: Include intl.h.
7418 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
7419 composing the message out of two separate parts.
7421 2019-03-07 Jakub Jelinek <jakub@redhat.com>
7424 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
7425 doesn't start with a capital letter and doesn't end with a dot.
7426 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
7427 with a capital letter.
7428 (ix86_mangle_function_version_assembler_name): Likewise.
7429 (ix86_generate_version_dispatcher_body): Likewise.
7430 (fold_builtin_cpu): Likewise.
7431 (get_builtin_code_for_version): Likewise. Remove extraneous space.
7432 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
7433 translators, wrap full type name in %qs.
7435 PR translation/79999
7436 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
7437 depend clause with source (or sink) modifier.
7438 * omp-expand.c (expand_omp_ordered_sink): Likewise.
7441 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
7442 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
7443 (avx512f_load<mode>_mask): New define_expand.
7444 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
7445 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
7446 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
7447 __builtin_ia32_movess_mask): New builtins.
7448 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
7449 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
7450 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
7451 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
7453 2019-03-07 Martin Jambor <mjambor@suse.cz>
7456 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
7457 for extern inline functions.
7459 2019-03-07 Martin Jambor <mjambor@suse.cz>
7462 * cgraph.h (cgraph_node): New inline method former_thunk_p.
7463 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
7464 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
7465 have multiple callees. At the end check if declarations match as
7466 opposed to cgraph_nodes.
7468 2019-03-07 Martin Liska <mliska@suse.cz>
7470 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
7471 which is equivalent to searching for this in clones chain.
7472 * symtab.c (symtab_node::verify_base): Similarly compare ASM
7473 names with a neighbour and special case first node in a chain.
7475 2019-01-25 Jason Merrill <jason@redhat.com>
7477 PR c++/80916 - spurious "static but not defined" warning.
7478 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
7479 for an internal symbol with DECL_EXTERNAL.
7481 2019-04-07 Richard Biener <rguenther@suse.de>
7484 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
7485 * tree-inline.c (copy_loops): Simplify.
7487 2019-03-07 Martin Liska <mliska@suse.cz>
7489 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
7491 2019-03-07 Richard Biener <rguenther@suse.de>
7493 PR tree-optimization/89595
7494 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
7495 stmt iterator as reference, take boolean output parameter to
7496 indicate whether the stmt was removed and thus the iterator
7498 (dom_opt_dom_walker::before_dom_children): Re-iterate over
7499 stmts created by folding.
7501 2019-03-07 Jakub Jelinek <jakub@redhat.com>
7504 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
7507 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
7509 PR rtl-optimization/88845
7510 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
7512 * lra.c (remove_scratches_1): New function.
7513 (remove_scratches): Use it.
7514 (lra_emit_move): Likewise.
7516 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
7518 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
7519 unaligned_access variable.
7520 * config/arc/arc.c (arc_override_options): Set unaligned access
7521 default on for HS CPUs.
7522 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
7524 2019-03-06 Martin Liska <mliska@suse.cz>
7526 PR gcov-profile/89577
7527 * doc/gcov.texi: Prefer to use --coverage.
7528 * doc/sourcebuild.texi: Likewise.
7530 2019-03-02 Jason Merrill <jason@redhat.com>
7532 PR c++/86485 - -Wmaybe-unused with empty class ?:
7533 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
7535 2019-03-05 Jakub Jelinek <jakub@redhat.com>
7538 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
7542 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
7543 exactly one argument.
7545 2019-03-05 Jakub Jelinek <jakub@redhat.com>
7546 Richard Sandiford <richard.sandiford@arm.com>
7548 PR tree-optimization/89570
7549 * match.pd (vec_cond into cond_op simplification): Don't use
7550 get_conditional_internal_fn, use as_internal_fn (cond_op).
7552 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
7555 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
7556 to decide when to split off a non-zero offset from a symbol.
7557 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
7558 in function symbols.
7560 2019-03-05 Richard Biener <rguenther@suse.de>
7562 PR tree-optimization/89594
7563 * tree-if-conv.c (pass_if_conversion::execute): Handle
7564 case where .LOOP_VECTORIZED_FUNCTION was removed.
7566 2019-03-05 Jakub Jelinek <jakub@redhat.com>
7569 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
7570 instead alloca it only when needed with the needed size.
7572 PR tree-optimization/89570
7573 * match.pd (vec_cond into cond_op simplification): Guard with
7574 vectorized_internal_fn_supported_p test and #if GIMPLE.
7576 PR tree-optimization/89566
7577 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
7578 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
7579 Punt if get_user_idx_format succeeds, but idx_format argument is
7580 not provided or doesn't have pointer type, or if idx_args is above
7581 number of provided arguments.
7583 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
7585 PR tree-optimization/89437
7586 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
7588 2019-03-04 Richard Biener <rguenther@suse.de>
7591 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
7594 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
7596 PR tree-optimization/89487
7597 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
7598 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
7599 (distribute_loop): Don't do runtime alias check if there is non-
7600 addressable data reference.
7601 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
7602 is a register variable.
7604 2019-03-02 Jakub Jelinek <jakub@redhat.com>
7607 * config/arm/arm.md (cmpsi2_addneg): Use
7608 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
7609 If operands[2] is 0 or INT_MIN, force use of subs.
7610 (*compare_scc splitter): Use gen_int_mode.
7611 (*negscc): Likewise.
7612 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
7614 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
7615 Monk Chiang <sh.chiang04@gmail.com>
7617 * common/config/riscv/riscv-common.c: Include sstream.
7618 (riscv_subset_list::to_string): New.
7619 (riscv_arch_str): Likewise.
7620 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
7622 * config/riscv/riscv-protos.h (riscv_arch_str): New.
7623 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
7624 (riscv_emit_attribute): New.
7625 (riscv_file_start): Emit attribute if needed.
7626 (riscv_option_override): Init riscv_emit_attribute_p.
7627 * config/riscv/riscv.opt (mriscv-attribute): New option.
7628 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
7630 * doc/install.texi: Document --with-riscv-attribute.
7631 * doc/invoke.texi: Document -mriscv-attribute.
7633 * common/config/riscv/riscv-common.c:
7634 Include config/riscv/riscv-protos.h.
7635 (INCLUDE_STRING): Defined.
7636 (RISCV_DONT_CARE_VERSION): Defined.
7637 (riscv_subset_t): Declare.
7638 (riscv_subset_t::riscv_subset_t): New.
7639 (riscv_subset_list): Declare.
7640 (riscv_subset_list::riscv_subset_list): New.
7641 (riscv_subset_list::~riscv_subset_list): Likewise.
7642 (riscv_subset_list::parsing_subset_version): Likewise.
7643 (riscv_subset_list::parse_std_ext): Likewise.
7644 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
7645 (riscv_subset_list::add): Likewise.
7646 (riscv_subset_list::lookup): Likewise.
7647 (riscv_subset_list::xlen): Likewise.
7648 (riscv_subset_list::parse): Likewise.
7649 (riscv_supported_std_ext): Likewise.
7650 (current_subset_list): Likewise.
7651 (riscv_parse_arch_string): Using riscv_subset_list::parse to
7654 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
7656 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
7657 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
7658 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
7660 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
7662 PR rtl-optimization/85899
7663 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
7664 fallthru edges leading to the exit block.
7666 2019-03-01 Tamar Christina <tamar.christina@arm.com>
7669 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
7670 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
7672 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
7674 PR tree-optimization/89535
7675 * tree-vect-stmts.c (vectorizable_call): Record the vector types
7676 for each operand. Calculate the fallback choice for mask operands
7677 and pass it to vect_get_vec_def_for_operand.
7679 2019-03-01 Richard Biener <rguenther@suse.de>
7682 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
7683 get virtual operands.
7684 (get_expr_operands): Handle CONST_DECL like other decls.
7686 2019-03-01 Jakub Jelinek <jakub@redhat.com>
7689 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
7690 on DECL_P and EXPR_P.
7692 2019-03-01 Richard Biener <rguenther@suse.de>
7695 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
7696 argument, defaulted to zero.
7697 * passes.c (execute_function_todo): Pass down SSA update flags
7698 to cleanup_tree_cfg.
7699 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
7700 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
7702 (cleanup_tree_cfg): Get and pass down SSA update flags.
7704 2019-03-01 Jakub Jelinek <jakub@redhat.com>
7707 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
7708 early_lto_debug argument.
7710 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
7712 PR tree-optimization/89536
7713 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
7714 only whether bit #0 of the value is 0 instead of the entire value.
7716 2019-02-28 Marek Polacek <polacek@redhat.com>
7718 PR c++/87068 - missing diagnostic with fallthrough statement.
7719 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
7720 at the end of a seq, save its location to walk_stmt_info.
7721 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
7724 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
7727 * tree.c (find_atomic_core_type): Move ahead in file.
7728 (check_base_type): Correctly compare alignments of atomic types.
7730 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
7733 * config/i386/i386.c (get_builtin_code_for_version): Identify
7734 Westmere from PCLMUL, instead of AES.
7736 2019-02-28 Jakub Jelinek <jakub@redhat.com>
7739 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
7740 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
7743 2019-02-28 Tamar Christina <tamar.christina@arm.com>
7746 * config/aarch64/aarch64-option-extensions.def: Document it.
7747 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
7750 2019-02-28 Jakub Jelinek <jakub@redhat.com>
7753 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
7754 builtins if they don't have a single scalar floating point argument.
7757 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
7759 PR rtl-optimization/89490
7760 * varasm.c (get_block_for_section): Bail out for mergeable sections.
7761 (default_use_anchors_for_symbol_p, output_object_block): Assert the
7762 block section is not mergeable.
7764 2019-02-27 Jakub Jelinek <jakub@redhat.com>
7767 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
7768 old define_insn to ...
7769 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
7770 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
7771 Rename old define_insn to ...
7772 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
7773 (thumb2_casesi_internal_pic): New define_expand. Rename old
7775 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
7776 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
7777 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
7779 2019-02-27 Richard Biener <rguenther@suse.de>
7782 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
7784 2019-02-27 Richard Biener <rguenther@suse.de>
7786 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
7789 2019-02-27 Richard Biener <rguenther@suse.de>
7792 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
7793 parameter, prefix section name with .gnu.debuglto_ if true.
7794 (dwarf2out_finish): Pass false to output_comdat_type_unit.
7795 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
7797 2019-02-27 Richard Biener <rguenther@suse.de>
7800 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
7801 rather than on use_debug_types, doing what output_die does.
7802 (value_format): Likewise.
7804 2019-02-27 Martin Jambor <mjambor@suse.cz>
7805 Martin Sebor <msebor@redhat.com>
7807 * doc/invoke.texi (Warning Options): Reword description of
7808 -Wno-absolute-value.
7810 2019-02-27 Jakub Jelinek <jakub@redhat.com>
7812 PR tree-optimization/89280
7813 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
7814 builtin_setjmp_setup_bb): New functions.
7815 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
7816 When visiting __builtin_setjmp_setup block, queue in special
7817 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
7818 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
7819 from visited after the loop if they don't have any visited successor
7822 2018-02-26 Steve Ellcey <sellcey@marvell.com>
7824 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
7826 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
7828 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7831 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
7832 with types other than sizetype/ssizetype.
7834 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
7836 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
7837 (enum sparc_processor_type): ...this.
7838 (enum sparc_code_model_type): New enumeration type.
7839 (enum sparc_memory_model_type): Tweak comments.
7840 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
7842 (mcmodel): Use sparc_code_model enumeration and variable.
7843 (sparc_code_model): New enumeration.
7844 (mdebug): Add Undocumented marker.
7845 * config/sparc/sparc.h (enum cmodel): Delete.
7846 (sparc_cmodel): Likewise.
7847 (TARGET_CM_MEDLOW): Adjust to above renaming.
7848 (TARGET_CM_MEDMID): Likewise.
7849 (TARGET_CM_MEDANY): Likewise.
7850 (TARGET_CM_EMBMEDANY): Likewise.
7851 * config/sparc/sparc.c (sparc_cmodel): Delete.
7852 (sparc_option_override): Remove string/value mapping support for the
7853 code model. Move code and memory model support to after the handling
7854 of target flags. Do private machine setup last.
7855 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
7856 (sparc_legitimize_reload_address): Likewise.
7857 (sparc_output_mi_thunk): Likewise.
7858 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
7860 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7862 PR tree-optimization/89500
7863 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
7864 (handle_builtin_strlen): Remove noncst_bound variable. Always
7865 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
7866 cst if the first cst bytes starting at x are known to be non-zero,
7867 even if the string is not zero terminated. Don't try to modify
7868 *si for strnlen. Update strlen_to_stridx only for strlen or if
7869 we can prove strnlen returns the same value as strlen would.
7871 2019-02-26 Martin Liska <mliska@suse.cz>
7873 * alloc-pool.h (struct pool_usage): Remove extra
7875 * bitmap.h (struct bitmap_usage): Likewise.
7876 * ggc-common.c (struct ggc_usage): Likewise.
7877 * mem-stats.h (struct mem_usage): Likewise.
7878 (mem_alloc_description::dump): Print dash lines
7879 here and repeat header at the end of a table report.
7880 It's then more readable.
7881 * tree-phinodes.c (phinodes_print_statistics): Make
7882 horizontal alignment.
7883 * tree-ssanames.c (ssanames_print_statistics): Likewise.
7884 * vec.c (struct vec_usage): Remove extra print_dash_line.
7885 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
7887 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
7889 * doc/extend.texi (__builtin_object_size):
7890 Use @pxref instead of @xref inside parenthesis.
7891 (__builtin_has_attribute): Add missing comma after @xref.
7892 (__builtin_object_size): Ditto.
7893 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
7894 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
7897 2019-02-26 Jeff Law <law@redhat.com>
7899 PR rtl-optimization/87761
7900 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
7901 detect obviously dead insns and delete them.
7903 2019-02-26 Richard Biener <rguenther@suse.de>
7905 PR tree-optimization/89505
7906 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
7907 to handle restrict pointed-to vars with multiple subvars
7910 2019-02-26 Richard Biener <rguenther@suse.de>
7912 PR tree-optimization/89489
7913 * tree-parloops.c (create_loop_fn): Copy over last_clique.
7915 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
7917 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
7918 and move around comment.
7919 <BIT_AND_EXPR>: Likewise.
7920 <BIT_NOT_EXPR>: Add specific handling for boolean types.
7922 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7925 * config/i386/i386.c (remove_partial_avx_dependency): Call
7926 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
7927 after changing possibly many instructions to use that pseudo. Fix up
7928 insertion of v4sf_const0 setter at the start of bb.
7930 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7933 * doc/extend.texi (Variadic Pointer Args): New section.
7935 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7936 Martin Sebor <msebor@gmail.com>
7938 * common.opt (Wattribute-alias): Likewise.
7939 * doc/invoke.texi (Option Summary): List general form of
7940 -Wattribute-alias=. List positive form of -Wmissing-attributes.
7941 (-Wmissing-attributes): Invert entry, rewrite and correct default.
7942 Add cross-references.
7943 (-Wattribute-alias): Rewrite and correct default. Mention
7944 considered attributes (same as for -Wmissing-attributes).
7946 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
7948 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
7949 (_mm_cvtpd_ps): Likewise.
7950 (_mm_cvttpd_epi32): Likewise.
7953 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
7954 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
7957 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
7959 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7962 * common/config/aarch64/aarch64-common.c
7963 (struct aarch64_option_extension): Add is_synthetic.
7964 (all_extensions): Use it.
7965 (TARGET_OPTION_INIT_STRUCT): Define hook.
7966 (struct gcc_targetm_common): Moved to end.
7967 (all_extensions_by_on): New.
7968 (opt_ext_cmp, typedef opt_ext): New.
7969 (aarch64_option_init_struct): New.
7970 (aarch64_contains_opt): New.
7971 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
7972 * config/aarch64/aarch64-option-extensions.def
7973 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
7974 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
7975 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
7976 Set is_synthetic to false.
7977 (crypto): Set is_synthetic to true.
7978 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
7981 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7983 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7984 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
7985 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7986 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
7987 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
7988 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
7989 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
7990 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
7992 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
7993 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7994 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
7995 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
7996 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
7997 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
7998 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
7999 vfmlsl_laneq_high_f16): ... To this.
8000 * config/arm/neon.md: Update comments.
8002 2019-02-25 Tamar Christina <tamar.christina@arm.com>
8004 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
8005 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
8006 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
8007 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
8008 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
8009 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
8010 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
8011 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
8013 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
8014 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
8015 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
8016 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
8017 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
8018 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
8019 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
8020 vfmlslq_laneq_high_f16): ... To this.
8022 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
8024 PR rtl-optimization/86096
8025 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
8026 comparing mw_order values.
8028 2019-02-25 Jakub Jelinek <jakub@redhat.com>
8031 * config/arm/arm.md (*subsi3_carryin_const): Use
8032 arm_neg_immediate_operand predicate instead of
8033 arm_not_immediate_operand, "L" constraint instead of "K" and
8034 print it using %n2 instead of %B2.
8035 (*subsi3_carryin_const0): New define_insn.
8036 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
8037 instead of arm_not_operand and "I" constraint instead of "K" and
8038 print it using %n3 instead of %B2. Instead of using match_dup 2 add
8039 another match_operand and in the condition check that it is negation
8041 (*subsi3_carryin_compare_const0): New define_ins.
8042 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
8043 *subsi3_carryin_const.
8044 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
8045 split into *subsi3_carryin_compare_const0 if the highpart is zero.
8048 * config/arm.vfp.md (*negdf2_vfp): Use
8049 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
8050 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
8052 2019-02-24 Jakub Jelinek <jakub@redhat.com>
8054 PR rtl-optimization/89445
8055 * simplify-rtx.c (simplify_ternary_operation): Don't use
8056 simplify_merge_mask on operands that may trap.
8057 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
8058 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
8059 second operand is CONST_VECTOR, check if any element could be zero.
8060 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
8061 their operands can trap.
8063 2019-02-23 Martin Sebor <msebor@redhat.com>
8065 * gimple-ssa-sprintf.c (target_strtol): Rename...
8066 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
8067 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
8068 check for range error.
8070 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
8073 * opts-common.c (prune_options): Also prune joined switches
8074 with Negative and RejectNegative.
8075 * config/i386/i386.opt (march=): Add Negative(march=).
8076 (mtune=): Add Negative(mtune=).
8077 * doc/options.texi: Document Negative used together with Joined
8080 2019-02-22 Martin Sebor <msebor@redhat.com>
8082 * doc/extend.texi (Other Builtins): Add
8083 __builtin_is_constant_evaluated.
8085 2019-02-22 Richard Biener <rguenther@suse.de>
8087 PR tree-optimization/87609
8088 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
8090 2019-02-22 Jeff Law <law@redhat.com>
8092 PR rtl-optimization/87761
8093 * config/mips/mips.md: Add new combiner pattern to recognize
8094 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
8096 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
8099 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
8100 destination register in peepholes generating patterns for ADDS/SUBS.
8101 (add<mode>3_compare0,
8102 *addsi3_compare0_uxtw, add<mode>3_compareC,
8103 add<mode>3_compareV_imm, add<mode>3_compareV,
8104 *adds_<optab><ALLX:mode>_<GPI:mode>,
8105 *subs_<optab><ALLX:mode>_<GPI:mode>,
8106 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
8107 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
8108 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
8109 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
8110 sub<mode>3_compare1): Allow stack pointer for source register.
8111 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
8113 2019-02-22 Martin Sebor <msebor@redhat.com>
8115 PR tree-optimization/88993
8116 PR tree-optimization/88853
8117 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
8119 (sprintf_dom_walker::call_info::is_string_func): New helper.
8120 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
8121 for formatted string functions.
8122 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
8124 2019-02-22 Martin Sebor <msebor@redhat.com>
8127 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
8128 unreachable subexpressions.
8130 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
8131 Hongtao Liu <hongtao.liu@intel.com>
8132 Sunil K Pandey <sunil.k.pandey@intel.com>
8135 * config/i386/i386-passes.def: Add
8136 pass_remove_partial_avx_dependency.
8137 * config/i386/i386-protos.h
8138 (make_pass_remove_partial_avx_dependency): New.
8139 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
8141 (pass_data_remove_partial_avx_dependency): New.
8142 (pass_remove_partial_avx_dependency): Likewise.
8143 (make_pass_remove_partial_avx_dependency): Likewise.
8144 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
8145 (*extendsfdf2): Add avx_partial_xmm_update.
8146 (truncdfsf2): Likewise.
8147 (*float<SWI48:mode><MODEF:mode>2): Likewise.
8148 (SF/DF conversion splitters): Disabled for TARGET_AVX.
8150 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
8153 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
8156 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
8159 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
8160 (PTA_SKYLAKE): Add PTA_AES.
8161 (PTA_GOLDMONT): Likewise.
8163 2019-02-22 Sudakshina Das <sudi.das@arm.com>
8165 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
8166 instruction if enabled.
8167 (aarch64_override_options): Remove reference to return address key.
8169 2019-02-22 Richard Biener <rguenther@suse.de>
8171 PR tree-optimization/89440
8172 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
8173 not necessary assert.
8175 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
8178 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
8179 (oacc_replace_fn_attrib_attr): ... this new function.
8180 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
8181 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
8183 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8185 * config/arm/arm-cpus.in (ares): Rename to...
8186 (neoverse-n1): ... This. Add ares as alias.
8187 * config/arm/arm-tables.opt: Regenerate.
8188 * config/arm/arm-tune.md: Likewise.
8189 * doc/invoke.txt (ARM Options): Document neoverse-n1.
8191 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8193 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
8194 * config/aarch64/aarch64-tune.md: Regenerate.
8195 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
8197 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8199 * config/aarch64/aarch64.c (ares_tunings): Rename to...
8200 (neoversen1_tunings): ... This.
8201 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
8202 (neoverse-n1): New CPU.
8203 * config/aarch64/aarch64-tune.md: Regenerate.
8204 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
8206 2019-02-22 Richard Biener <rguenther@suse.de>
8209 * cfghooks.h (dependence_hash): New typedef.
8210 (struct copy_bb_data): New type.
8211 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
8212 (duplicate_block): Likewise.
8213 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
8214 (copy_bbs): Create and pass down copy_bb_data.
8215 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
8216 (rtl_duplicate_bb): Likewise.
8217 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
8218 remap dependence info.
8220 2019-02-22 Richard Biener <rguenther@suse.de>
8222 PR tree-optimization/87609
8223 * tree-core.h (tree_base): Document special clique values.
8224 * tree-inline.c (remap_dependence_clique): Do not use the
8225 special clique value of one.
8226 (maybe_set_dependence_info): Use clique one.
8227 (clear_dependence_clique): New callback.
8228 (compute_dependence_clique): Clear clique one from all refs
8229 before assigning it (again).
8231 2019-02-21 Martin Sebor <msebor@redhat.com>
8233 * doc/extend.texi (__clear_cache): Correct signature.
8235 2019-02-21 Ian Lance Taylor <iant@golang.org>
8238 * varasm.c (decode_addr_const): Call lookup_constant_def rather
8239 than output_constant_def.
8240 (add_constant_to_table): New static function.
8241 (output_constant_def): Call add_constant_to_table.
8242 (tree_output_constant_def): Likewise.
8244 2019-02-21 Jakub Jelinek <jakub@redhat.com>
8247 * builtins.c (fold_builtin_arith_overflow): If first two args are
8248 INTEGER_CSTs, set intres and ovfres to constants rather than calls
8251 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
8254 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
8255 error for -mindirect-branch/-mfunction-return with incompatible
8258 2019-02-21 Jakub Jelinek <jakub@redhat.com>
8261 * constraints.md (q): Remove.
8262 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
8265 2019-02-21 Martin Jambor <mjambor@suse.cz>
8268 * omp-general.c (omp_extract_for_data): Removed a duplicate call
8269 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
8270 (omp_adjust_for_condition): ...here. Added necessary parameters.
8271 * omp-general.h (omp_adjust_for_condition): Updated declaration.
8272 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
8273 proper values to new parameters of omp_adjust_for_condition.
8275 2019-02-20 Jakub Jelinek <jakub@redhat.com>
8278 * expr.c (expand_assignment): If result is a MEM, use change_address
8279 instead of simplify_gen_subreg.
8281 2019-02-20 Jakub Jelinek <jakub@redhat.com>
8282 David Malcolm <dmalcolm@redhat.com>
8285 * fold-const.c (decode_field_reference): Return NULL_TREE if
8286 lang_hooks.types.type_for_size returns NULL. Check it before
8287 overwriting *exp_. Use return NULL_TREE instead of return 0.
8289 2019-02-20 Jakub Jelinek <jakub@redhat.com>
8293 * toplev.c (do_compile): Double the emin/emax exponents to workaround
8296 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
8299 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
8300 TARGET_SSE in addition to TARGET_SSE_MATH.
8302 (ix86_excess_precision): Ditto.
8303 (ix86_float_exceptions_rounding_supported_p): Ditto.
8304 (use_rsqrt_p): Ditto.
8305 * config/i386/sse.md (rsqrt<mode>2): Ditto.
8307 2019-02-20 David Malcolm <dmalcolm@redhat.com>
8310 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
8311 linenum_arith_t when determining if two adjacent line spans are
8312 close enough to merge.
8313 (diagnostic_show_locus): Use linenum_arith_t when iterating over
8314 lines within each line_span.
8316 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
8319 * lra-constraints.c(uses_hard_regs_p): Fix handling of
8320 paradoxical SUBREGS.
8322 2019-02-20 Li Jia He <helijia@linux.ibm.com>
8325 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
8326 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
8327 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
8330 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
8332 * config/gcn/gcn.c (print_operand): Fix typo.
8334 2019-02-19 Richard Biener <rguenther@suse.de>
8337 * toplev.c (do_compile): Initialize mpfr's exponent range
8338 based on available float modes.
8340 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
8342 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
8343 as long as the epilogue isn't completed.
8345 2019-02-18 Martin Sebor <msebor@redhat.com>
8347 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
8348 __has_cpp_attribute, and __has_include.
8350 2019-02-18 Martin Sebor <msebor@redhat.com>
8352 * doc/invoke.texi (-Wreturn-type): Correct and expand.
8354 2019-02-18 Martin Sebor <msebor@redhat.com>
8357 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
8359 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
8361 2019-02-18 Richard Biener <rguenther@suse.de>
8363 PR tree-optimization/89296
8364 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
8365 of no-warning flag to cases that might emit the bogus warning.
8367 2019-02-18 Jakub Jelinek <jakub@redhat.com>
8370 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
8372 * config/arm/vfp.md (*movdi_vfp): Likewise.
8373 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
8374 "q" constraint for operands[0].
8377 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
8378 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
8379 pattern in a temporary buffer.
8380 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
8381 than 64-operands[2].
8384 * config/s390/s390.c (s390_indirect_branch_attrvalue,
8385 s390_indirect_branch_settings): Define unconditionally.
8386 (s390_set_current_function): Likewise, but guard the whole body except
8387 the s390_indirect_branch_settings call with
8388 #if S390_USE_TARGET_ATTRIBUTE.
8389 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
8391 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
8392 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
8393 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
8394 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
8395 HOST_WIDE_INT_1U instead of 1ULL.
8396 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
8397 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
8398 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
8399 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
8401 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
8404 2019-02-18 Martin Jambor <mjambor@suse.cz>
8406 PR tree-optimization/89209
8407 * tree-sra.c (create_access_replacement): New optional parameter
8408 reg_tree. Use it as a type if non-NULL and access type is not of
8410 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
8411 to create_access_replacement.
8412 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
8413 Check lacc is non-NULL before attempting to re-create it on the RHS.
8415 2019-02-18 Martin Liska <mliska@suse.cz>
8418 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
8420 (symbol_table::free_edge): Recycle m_summary_id.
8421 * cgraph.h (get_summary_id): New.
8422 (symbol_table::release_symbol): Set m_summary_id to -1
8424 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
8425 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
8426 function_summary to fast_function_summary.
8427 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
8428 * ipa-pure-const.c (class funct_state_summary_t):
8429 Switch from function_summary to fast_function_summary.
8430 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
8431 (class ipa_ref_opt_summary_t): Switch from function_summary
8432 to fast_function_summary.
8433 * symbol-summary.h (class function_summary_base): New class
8434 that is created from base of former function_summary.
8435 (function_summary_base::unregister_hooks): New.
8436 (class function_summary): Inherit from function_summary_base.
8437 (class call_summary_base): New class
8438 that is created from base of former call_summary.
8439 (class call_summary): Inherit from call_summary_base.
8440 (struct is_same): New.
8441 (class fast_function_summary): New summary class.
8442 (class fast_call_summary): New summary class.
8443 * vec.h (vec_safe_grow_cleared): New function.
8445 2019-02-18 Martin Liska <mliska@suse.cz>
8447 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
8448 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
8449 * doc/tm.texi: Document new target hook.
8450 * doc/tm.texi.in: Likewise.
8451 * target.def: Add new target macro.
8452 * gcc.c (find_fortran_preinclude_file): Do not search multilib
8455 2019-02-17 Alan Modra <amodra@gmail.com>
8458 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
8459 output reg on add insn.
8460 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
8462 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
8465 * config/i386/sse.md (ssedoublemode): Remove V4HI.
8466 (PMULHRSW): Likewise.
8467 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
8469 (ssse3_pmulhrswv4hi3): New expander.
8471 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
8473 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
8474 MMX. Add isa attribute.
8476 2019-02-16 Jakub Jelinek <jakub@redhat.com>
8478 PR rtl-optimization/66152
8479 * builtins.h (c_readstr): Declare.
8480 * builtins.c (c_readstr): Remove forward declaration. Add
8481 null_terminated_p argument, if false, read all bytes from the
8482 string instead of stopping after '\0'.
8483 * expr.c (string_cst_read_str): New function.
8484 (store_expr): Use string_cst_read_str instead of
8485 builtin_strncpy_read_str. Try to store by pieces the whole
8486 exp_len first, and only if that fails, split it up into
8487 store by pieces followed by clear_storage. Formatting fix.
8489 * config/i386/i386.md (*movqi_internal): Remove static from
8490 buf variable. Use output_asm_insn (buf, operands); return "";
8491 instead of return buf;.
8492 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
8493 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
8494 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
8496 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
8498 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
8499 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
8500 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
8501 (CC1_SPEC): Likewise.
8502 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
8504 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
8506 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
8507 the base address on 64-bit strict-alignment platforms.
8509 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
8511 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
8513 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
8515 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
8517 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
8519 PR rtl-optimization/88308
8520 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
8521 on copied instruction.
8523 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
8525 * final.c (insn_current_reference_address): Replace test on JUMP_P
8526 with test on jump_to_label_p.
8527 * config/visium/visium-passes.def: New file.
8528 * config/visium/t-visium (PASSES_EXTRA): Define.
8529 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
8530 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
8531 (TRAMPOLINE_ALIGNMENT): Define.
8532 * config/visium/visium.c (visium_option_override): Do not register
8533 the machine-specific reorg pass here.
8534 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
8536 (output_branch): Adjust threshold for long branch instruction.
8537 * config/visium/visium.md (cpu): Move around.
8538 (length): Adjust for the GR6.
8540 2019-02-15 Richard Biener <rguenther@suse.de>
8541 Jakub Jelinek <jakub@redhat.com>
8543 PR tree-optimization/89278
8544 * tree-loop-distribution.c: Include tree-eh.h.
8545 (generate_memset_builtin, generate_memcpy_builtin): Call
8546 rewrite_to_non_trapping_overflow on builtin->size before passing it
8547 to force_gimple_operand_gsi.
8549 2019-02-15 Jakub Jelinek <jakub@redhat.com>
8552 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
8554 * opth-gen.awk: Likewise.
8556 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
8558 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
8559 Enable MMX, SSE and SSE2 by default.
8560 * config/i386/i386.c (ix86_option_override_internal): Do not
8561 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
8563 2019-02-14 Jakub Jelinek <jakub@redhat.com>
8565 PR rtl-optimization/89354
8566 * combine.c (make_extraction): Punt if extraction_mode is narrower
8569 2019-02-14 Maya Rashish <coypu@sdf.org>
8571 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
8572 * config/netbsd-d.c: New file.
8573 * config/t-netbsd: Add netbsd-d.o
8575 2018-02-14 Steve Ellcey <sellcey@marvell.com>
8577 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
8578 affects_type_identity to true for aarch64_vector_pcs.
8579 (aarch64_comp_type_attributes): New function.
8580 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
8582 2019-02-14 Tamar Christina <tamar.christina@arm.com>
8585 * config/arm/iterators.md (ANY64): Add V4HF.
8587 2019-02-14 Martin Liska <mliska@suse.cz>
8589 PR rtl-optimization/89242
8590 * dce.c (delete_unmarked_insns): Call free_dominance_info we
8591 process a transformation.
8593 2019-02-14 Jakub Jelinek <jakub@redhat.com>
8595 PR tree-optimization/89314
8596 * fold-const.c (fold_binary_loc): Cast strlen argument to
8597 const char * before dereferencing it. Formatting fixes.
8600 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
8602 2019-02-13 Ian Lance Taylor <iant@golang.org>
8604 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
8605 and set current index for other optimizations.
8607 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
8609 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
8610 nonimmediate_operand as operand 2 predicate.
8611 (vec_set<VF2_512_256:mode>_0): Ditto.
8612 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
8613 (*vec_concatv2si): Remove alternative 2.
8614 (*vec_concatv4si_0): Use vm constraint for alternative 0.
8615 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
8616 (vec_concatv2di): Split alternatives 4,5,6 to ...
8617 (*vec_concatv2di_0) ... new pattern.
8619 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
8622 * config/arm/arm.c (ldm_stm_operation_p) Set
8623 addr_reg_in_reglist correctly for first register.
8624 (load_multiple_sequence): Remove dead base check.
8625 (gen_ldm_seq): Correctly set write_back for Thumb-1.
8627 2019-02-13 Tamar Christina <tamar.christina@arm.com>
8630 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
8631 Expose as @aarch64_pred_mov.
8632 * config/aarch64/aarch64.c (aarch64_classify_address):
8633 Use expand_insn which legitimizes operands.
8635 2019-02-13 Martin Liska <mliska@suse.cz>
8637 * builtins.h (expand_builtin_with_bounds): Remove declaration.
8638 * calls.c (struct arg_data): Remove special_slot, pointer_arg
8639 and pointer_offset fields.
8640 (initialize_argument_information): Remove usage of dead
8642 * cgraph.h (struct cgraph_thunk_info): Remove
8643 add_pointer_bounds_args.
8644 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
8646 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
8648 * config/i386/i386.c (ix86_function_arg_advance): Remove
8650 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
8651 (def_builtin): Remove usage of dead
8653 (ix86_add_new_builtins): Likewise.
8654 * ipa-fnsummary.c (compute_fn_summary): Likewise.
8655 * ipa-icf.c (sem_function::equals_wpa): Likewise.
8656 (sem_function::init): Likewise.
8657 (sem_variable::merge): Likewise.
8658 * ipa-visibility.c (function_and_variable_visibility): Likewise.
8659 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
8660 * lto-cgraph.c (lto_output_node): Likewise.
8661 (lto_output_varpool_node): Likewise.
8662 (input_node): Likewise.
8663 (input_varpool_node): Likewise.
8664 * lto-streamer-out.c (lto_output): Likewise.
8665 * tree-inline.c (expand_call_inline): Remove usage of
8667 * tree-inline.h (struct copy_body_data): Likewise.
8668 * varpool.c (varpool_node::dump): Likewise.
8670 2019-02-13 Jakub Jelinek <jakub@redhat.com>
8673 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
8674 into pt->vars_contains_escaped_heap instead of setting
8675 pt->vars_contains_escaped_heap to it.
8678 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
8679 INTVAL (size), compare it to GET_MODE_MASK instead of
8680 1 << GET_MODE_BITSIZE.
8683 * config/i386/predicates.md (x86_64_immediate_operand): Allow
8684 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
8687 2019-02-13 Martin Liska <mliska@suse.cz>
8690 * cfgrtl.c (remove_barriers_from_footer): New function.
8691 (try_redirect_by_replacing_jump): Use it.
8692 (cfg_layout_redirect_edge_and_branch): Likewise.
8694 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8696 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
8697 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
8698 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
8699 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
8700 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
8701 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
8703 * config/rs6000/rs6000.c (builtin_function_type)
8704 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
8705 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
8706 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
8707 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
8708 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
8710 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
8712 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
8713 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
8715 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
8718 * config/i386/i386.md (*movoi_internal_avx): Revert revision
8719 268678 and revision 268657.
8720 (*movti_internal): Likewise.
8722 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
8725 * config/s390/s390.c (s390_decompose_address): Update comment.
8726 (s390_check_qrst_address): Reject invalid address forms after
8729 2019-02-12 Martin Liska <mliska@suse.cz>
8732 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
8733 we need default values of funct_state for a function that
8736 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
8738 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
8739 the object to pick the size of stores on strict-alignment platforms.
8741 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
8742 (*movdi_insn_sp32): Likewise.
8743 (*movdi_insn_sp64): Likewise.
8745 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
8748 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
8749 types that needs constructiong.
8750 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
8752 2019-02-12 Richard Biener <rguenther@suse.de>
8754 PR tree-optimization/89253
8755 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
8758 2019-02-11 David Malcolm <dmalcolm@redhat.com>
8761 * input.c (selftest::test_line_offset_overflow): New selftest.
8762 (selftest::input_c_tests): Call it.
8764 2019-02-11 Martin Sebor <msebor@redhat.com>
8766 PR tree-optimization/88771
8767 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
8768 when -Wstringop-overflow is set.
8769 (builtin_memref::builtin_memref): Adjust excessive upper bound
8770 only when lower bound is not excessive.
8771 (maybe_diag_overlap): Detect and diagnose excessive bounds via
8772 -Wstringop-ovefflow.
8773 (maybe_diag_offset_bounds): Rename...
8774 (maybe_diag_access_bounds): ...to this.
8775 (check_bounds_or_overlap): Adjust for name change above.
8777 2019-02-11 Martin Sebor <msebor@redhat.com>
8780 * builtins.c (max_object_size): Move from here...
8781 * builtins.h (max_object_size): ...and here...
8782 * tree.c (max_object_size): ...to here...
8783 * tree.h (max_object_size): ...and here.
8785 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
8787 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
8788 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
8789 for correct semantics.
8791 2019-02-11 Alan Modra <amodra@gmail.com>
8793 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
8794 -mlongcall and -mpltseq.
8795 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
8796 (RS/6000 and PowerPC Options <-mpltseq>): Document.
8797 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
8798 * config/rs6000/sysv4.opt (mpltseq): New option.
8799 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
8800 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
8801 support is lacking. Don't allow -mpltseq with -mbss-plt.
8802 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
8803 -mpltseq given for ELFv1.
8804 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
8805 Only use UNSPEC_PLTSEQ for inline PLT calls.
8806 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
8807 use UNSPEC_PLTSEQ for inline PLT calls.
8808 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
8809 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
8810 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
8811 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8812 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8813 (pltseq_mtctr_<mode>): Likewise.
8815 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8817 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
8819 * configure: Regenerate.
8821 2019-02-11 Jakub Jelinek <jakub@redhat.com>
8824 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
8827 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
8829 * function.c (assign_parm_setup_block): Use the stored
8830 size, not the passed size, when allocating stack-space,
8831 also for a parameter with alignment larger than
8832 MAX_SUPPORTED_STACK_ALIGNMENT.
8834 2019-02-11 Martin Liska <mliska@suse.cz>
8837 * ipa-cp.c (build_toporder_info): Remove usage of a param.
8838 * ipa-inline.c (inline_small_functions): Likewise.
8839 * ipa-pure-const.c (propagate_pure_const): Likewise.
8840 (propagate_nothrow): Likewise.
8841 * ipa-reference.c (propagate): Likewise.
8842 * ipa-utils.c (struct searchc_env): Remove unused field.
8843 (searchc): Always search across AVAIL_INTERPOSABLE.
8844 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
8845 the only called IPA pure const can properly not propagate
8846 across interposable boundary.
8847 * ipa-utils.h (ipa_reduced_postorder): Remove param.
8849 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
8851 * config/nds32/nds32.md (call_internal, call_value_internal,
8852 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
8854 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
8856 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
8859 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
8861 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
8864 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
8866 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
8868 2019-02-10 Jakub Jelinek <jakub@redhat.com>
8870 PR tree-optimization/89268
8871 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
8872 if preds is non-NULL.
8874 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8877 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
8880 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
8882 * config/nds32/nds32.md (trap): New pattern.
8884 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
8886 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
8889 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
8891 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
8894 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8896 * ipa-visibility.c (localize_node): Also do not localize
8897 LDPR_PREVAILING_DEF_IRONLY_EXP.
8899 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8902 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
8903 instead of type_with_linkage.
8905 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8908 * params.def (uninlined-function-insns, uninlined-function-time,
8909 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
8910 bound so we don't get overflows.
8912 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
8914 * config/rs6000/rs6000-string.c (expand_compare_loop,
8915 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
8918 2019-02-09 Jakub Jelinek <jakub@redhat.com>
8921 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8922 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
8923 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
8925 2019-02-09 Alan Modra <amodra@gmail.com>
8928 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
8929 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
8932 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
8935 * lra-constraints.c (process_alt_operands): Don't increase reject
8936 for memory when offset memory is required.
8938 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
8940 * config/s390/vector.md: Implement vector copysign.
8942 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8944 * expr.c (expand_constructor): Correct indentations.
8946 2019-02-08 Richard Biener <rguenther@suse.de>
8948 PR tree-optimization/89247
8949 * tree-if-conv.c: Include tree-cfgcleanup.h.
8950 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
8951 (tree_if_conversion): Pass through predicate vector.
8952 (pass_if_conversion::execute): Do CFG cleanup and SSA update
8953 inline, see if any if-converted loops we refrece in
8954 LOOP_VECTORIZED calls vanished and fixup.
8955 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
8957 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
8959 * config/s390/constraints.md (jdd): New constraint.
8961 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8964 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
8965 upper 16 vector registers without TARGET_AVX512VL.
8966 (*movti_internal): Likewise.
8968 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8970 PR rtl-optimization/89234
8971 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
8972 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
8973 (copy_reg_eh_region_note_backward): Likewise.
8975 2019-02-08 Richard Biener <rguenther@suse.de>
8978 * tree-data-ref.c (initialize_matrix_A): Fail if constant
8980 (analyze_subscript_affine_affine): Handle failure from
8981 initialize_matrix_A.
8983 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8985 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
8988 2019-02-07 David Malcolm <dmalcolm@redhat.com>
8990 PR tree-optimization/86637
8991 PR tree-optimization/89235
8992 * tree-vect-loop.c (optimize_mask_stores): Add an
8993 auto_purge_vect_location sentinel to ensure that vect_location is
8996 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
8997 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
8998 to ensure that vect_location is purged on exit.
8999 (pass_slp_vectorize::execute): Likewise, replacing the manual
9001 * tree-vectorizer.h (class auto_purge_vect_location): New class.
9003 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9005 * config/aarch64/iterators.md (max_opp): New code_attr.
9006 (USMAX): New code iterator.
9007 * config/aarch64/predicates.md (aarch64_smin): New predicate.
9008 (aarch64_smax): Likewise.
9009 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
9010 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
9013 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
9016 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
9017 for TARGET_AVX512VL.
9018 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
9020 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
9022 * config/s390/s390-builtin-types.def: Add new types.
9023 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
9024 (s390_vec_xlw4): Make the memory operand into a const pointer.
9025 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
9027 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
9028 a new vector type with the alignment of the scalar memory operand.
9030 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
9031 Jakub Jelinek <jakub@redhat.com>
9034 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
9035 arm_count_ldrdstrd_insns): New declarations.
9036 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
9038 (valid_operands_ldrd_strd): New function.
9039 (arm_count_ldrdstrd_insns): New function.
9040 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
9041 sets instead of single DImode set and define new insns to match this.
9043 2019-02-07 Tamar Christina <tamar.christina@arm.com>
9045 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
9046 Make it a C initializer.
9048 2019-02-07 Tamar Christina <tamar.christina@arm.com>
9051 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
9053 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9055 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
9056 Use neon_dot<q> for type.
9057 (neon_<sup>dot_lane<vsi2qi>): Likewise.
9059 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9061 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
9062 Use neon_dot<q> for type.
9063 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
9064 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
9066 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
9068 PR rtl-optimization/89225
9069 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
9072 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
9074 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
9075 after restoring registers saved to allocate the frame on Windows.
9077 2019-02-06 Richard Biener <rguenther@suse.de>
9079 PR tree-optimization/89182
9080 * graphite.h (cached_scalar_evolution_in_region): Declare.
9081 * graphite.c (struct seir_cache_key): New.
9082 (struct sese_scev_hash): Likewise.
9083 (seir_cache): New global.
9084 (cached_scalar_evolution_in_region): New function.
9085 (graphite_transform_loops): Allocate and release seir_cache.
9086 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
9087 cached_scalar_evolution_in_region.
9088 * graphite-scop-detection.c (scop_detection::can_represent_loop):
9090 (scop_detection::graphite_can_represent_expr: Use
9091 cached_scalar_evolution_in_region.
9092 (scop_detection::stmt_simple_for_scop_p): Likewise.
9093 (find_params_in_bb): Likewise.
9094 (gather_bbs::before_dom_children): Likewise.
9095 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
9096 (add_loop_constraints): Likewise.
9098 2019-02-06 Jakub Jelinek <jakub@redhat.com>
9101 * fold-const-call.c (fold_const_vec_convert): Pass true as last
9102 operand to new_unary_operation only if both element types are integral
9103 and it isn't a widening conversion. Return NULL_TREE if
9104 new_unary_operation failed.
9106 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
9109 * config/s390/s390.md: Remove load and test FP splitter.
9111 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
9114 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
9115 expand_compare_loop, expand_block_compare_gpr,
9116 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
9117 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
9118 #include "profile-count.h" and "predict.h" for types and functions
9119 needed to work with REG_BR_PROB notes.
9121 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
9124 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
9125 for the long branch case.
9127 2019-02-05 Jakub Jelinek <jakub@redhat.com>
9130 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
9131 can throw, non-call exceptions are enabled and we can't delete
9132 dead exceptions or alter cfg. Set must_clean if
9133 delete_insn_and_edges returns true, don't set it blindly for calls.
9134 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
9136 PR rtl-optimization/89195
9137 * combine.c (make_extraction): For MEMs, don't extract bytes outside
9138 of the original MEM.
9140 2019-02-05 Martin Liska <mliska@suse.cz>
9142 PR gcov-profile/89000
9143 * gcov.c (function_summary): Remove argument.
9144 (file_summary): New function.
9145 (print_usage): Replace tabs with spaces.
9146 (generate_results): Use new function file_summary.
9148 2019-02-05 Jakub Jelinek <jakub@redhat.com>
9151 * optabs.c (prepare_cmp_insn): Pass x and y to
9152 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
9154 2019-02-05 Richard Biener <rguenther@suse.de>
9157 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
9158 (struct bitmap_element): Drop chain_prev so we properly recurse on
9159 the prev member, supporting tree views.
9160 (struct bitmap_head): GTY skip the obstack member.
9162 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
9165 * doc/extend.texi (Vector Extensions): Add an example of using vector
9166 types together with x86 intrinsics.
9168 2019-02-04 Alan Modra <amodra@gmail.com>
9170 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
9171 str[] size to 160, and comment.
9173 2019-02-04 Alan Modra <amodra@gmail.com>
9175 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
9176 (rs6000_pltseq_template): Guard output of TLS markers with
9178 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
9179 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
9180 to use inline PLT sequences.
9181 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
9182 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
9183 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
9185 2019-02-04 Martin Liska <mliska@suse.cz>
9188 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
9189 out when ipa_fn_summaries does not contain entry for callee.
9191 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
9193 * config/sparc/sparc.h: Remove superfluous blank lines.
9194 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
9195 (got_register_rtx): ...this.
9196 (sparc_got): Adjust to above renaming.
9197 (sparc_tls_got): Likewise.
9198 (sparc_delegitimize_address): Likewise.
9199 (sparc_output_mi_thunk): Likewise.
9200 (sparc_init_pic_reg): Likewise.
9201 (save_local_or_in_reg_p): Fix test on the GOT register.
9202 (USE_HIDDEN_LINKONCE): Move around.
9203 (get_pc_thunk_name): Likewise.
9204 (gen_load_pcrel_sym): Likewise.
9205 (load_got_register): Likewise.
9207 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
9209 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
9210 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
9212 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
9214 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
9217 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
9219 * config.gcc (with_nds32_lib, glibc):
9220 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
9221 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
9222 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
9224 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
9227 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
9228 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
9229 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
9230 (*rcpsf2_sse): Ditto.
9231 (*rsqrtsf2_sse): Ditto.
9232 (sse4_1_round<mode<2): Ditto.
9234 2019-02-03 Richard Biener <rguenther@suse.de>
9237 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
9240 2019-02-02 Jakub Jelinek <jakub@redhat.com>
9243 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9244 Punt with warning on aggregate return or argument types. Ignore
9245 type/mode checking for uniform arguments.
9247 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
9249 * combine.c (try_combine): Do not print "Can't combine" messages unless
9250 printing failed combination attempts.
9252 2019-02-01 Martin Jambor <mjambor@suse.cz>
9255 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
9256 segment and global segment variables before making them static.
9258 2019-02-01 Martin Jambor <mjambor@suse.cz>
9260 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
9261 missed optimization dump with dump_enabled_p.
9263 2019-02-01 Richard Biener <rguenther@suse.de>
9266 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
9267 the instantiate cache.
9268 (instantiate_scev_binary): Elide second operand procesing
9269 if equal to the first.
9270 * tree-chrec.c (chrec_contains_symbols): Add visited set.
9271 (chrec_contains_undetermined): Likewise.
9272 (tree_contains_chrecs): Likewise.
9274 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
9276 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
9278 2019-02-01 Jakub Jelinek <jakub@redhat.com>
9280 PR tree-optimization/89143
9281 * wide-int-range.h (wide_int_range_absu): Declare.
9282 * wide-int-range.cc (wide_int_range_absu): New function.
9283 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
9285 PR tree-optimization/88107
9286 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
9287 instead of assertion that eh_region_outermost is non-NULL, if it
9288 is NULL, set *ALL to true and return NULL.
9289 (move_sese_region_to_fn): Adjust caller, if all is set, call
9290 duplicate_eh_regions with NULL region.
9292 2019-02-01 Richard Biener <rguenth@suse.de>
9294 PR rtl-optimization/88593
9295 * mode-switching.c (optimize_mode_switching): Free dominators before
9296 calling cleanup_cfg.
9298 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
9300 PR tree-optimization/88932
9301 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
9303 2019-01-31 Jakub Jelinek <jakub@redhat.com>
9306 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
9307 bogus clang warning.
9309 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
9312 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
9313 alternative to avoid partial SSE register stall for TARGET_AVX.
9314 (truncdfsf2): Ditto.
9315 (sse4_1_round<mode>2): Ditto.
9317 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
9319 PR tree-optimization/89008
9320 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
9321 process anything of the form X * 0.
9323 2019-01-31 Richard Biener <rguenther@suse.de>
9325 PR tree-optimization/89135
9326 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
9327 with abnormal preds.
9329 2019-01-31 Jakub Jelinek <jakub@redhat.com>
9332 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
9333 always_inline callees into no_sanitize_address callers.
9335 2019-01-31 Richard Biener <rguenther@suse.de>
9337 PR rtl-optimization/89115
9338 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
9340 2019-01-30 Martin Sebor <msebor@redhat.com>
9343 * doc/extend.texi (cast to a union): Correct and expand.
9345 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
9347 PR rtl-optimization/87246
9348 * lra-constraints.c (simplify_operand_subreg): Reload memory
9349 in subreg if the address became invalid.
9351 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
9354 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
9355 Disable for little-endian.
9357 2019-01-30 Richard Biener <rguenther@suse.de>
9359 PR rtl-optimization/89115
9360 * opts.c (default_options_optimization): Reduce
9361 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
9362 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
9365 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
9367 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
9368 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
9369 type of vector element when vec_extract is implemented by direct
9372 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
9374 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
9376 2019-01-30 Richard Biener <rguenther@suse.de>
9378 PR tree-optimization/89111
9379 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
9380 canonicalization to appropriately sized access types.
9382 2019-01-30 Jakub Jelinek <jakub@redhat.com>
9385 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
9386 for arguments to functions that are TU-local and shouldn't be
9387 referenced by assembly.
9389 2019-01-30 Ulrich Drepper <drepper@redhat.com>
9391 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
9394 2019-01-29 Martin Sebor <msebor@redhat.com>
9397 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
9399 2019-01-29 Jakub Jelinek <jakub@redhat.com>
9403 * omp-simd-clone.c (simd_clone_clauses_extract)
9404 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
9405 OMP_CLAUSE_ALIGNED_ALIGNMENT.
9407 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
9409 * config.gcc: Force .init_array for ARC.
9411 2019-01-29 Richard Biener <rguenther@suse.de>
9414 * dwarf2out.c (collect_skeleton_dies): New helper.
9415 (copy_decls_for_unworthy_types): Call it.
9416 (build_abbrev_table): Assert we do not try to replace
9417 DW_AT_signature refs with local refs.
9419 2019-01-28 Jakub Jelinek <jakub@redhat.com>
9422 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
9423 for lastprivate/linear IV, push gimplify context around gimplify_assign
9424 and, if it needed any temporaries, pop it into a gimple bind around the
9427 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
9429 * common.opt (-Wattribute-alias): Remove "no-" from name.
9430 Make -Wattribute-alias command line option and
9431 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
9433 2019-01-28 Jakub Jelinek <jakub@redhat.com>
9436 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
9437 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
9439 (bmi2): Add missing @opindex.
9440 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
9441 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
9442 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
9443 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
9444 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
9445 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
9446 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
9447 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
9448 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
9449 xsavec, xsaveopt and xsaves options.
9451 2019-01-28 Richard Biener <rguenther@suse.de>
9454 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
9457 2019-01-28 Richard Biener <rguenther@suse.de>
9459 PR tree-optimization/88739
9460 * tree-cfg.c (verify_types_in_gimple_reference): Verify
9461 BIT_FIELD_REFs only are applied to mode-precision operands
9462 when they are integral.
9463 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
9464 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
9465 BIT_FIELD_REFs of non-mode-precision integral operands.
9467 2019-01-27 Jakub Jelinek <jakub@redhat.com>
9470 * config/i386/sse.md
9471 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
9472 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
9473 first constants in pairs are multiples of 2. Formatting fixes.
9474 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
9475 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
9476 first constants in each quadruple are multiples of 4. Formatting fixes.
9478 2019-01-26 Martin Jambor <mjambor@suse.cz>
9481 * tree-inline.c: Include tree-cfgcleanup.h.
9482 (delete_unreachable_blocks_update_callgraph): Move...
9483 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
9484 ...here, make externally visible, make second argument bool, adjust
9486 * tree-cfgcleanup.c: Include cgraph.h.
9487 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
9489 * ipa-prop.c: Include tree-cfgcleanup.h.
9490 (ipcp_transform_function): Call
9491 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
9493 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
9495 PR rtl-optimization/88846
9496 * ira.c (process_set_for_memref_referenced_p): New.
9497 (memref_referenced_p): Add new param. Use
9498 process_set_for_memref_referenced_p. Add new switch cases.
9499 (memref_used_between_p): Pass new arg to memref_referenced_p.
9501 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
9504 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
9505 argument ABI_BREAK. Set to true if the calculated alignment has
9506 changed in gcc-9. Check bit-fields for their base type alignment.
9507 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
9508 (aarch64_function_arg_boundary): Likewise.
9509 (aarch64_gimplify_va_arg_expr): Likewise.
9511 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
9514 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
9515 instead of accessing TREE_INT_CST_ELT directly.
9517 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
9519 * doc/sourcebuild.texi (Environment attributes): Add fenv and
9520 fenv_exceptions description.
9522 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
9524 PR rtl-optimization/87763
9525 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
9526 Allow SUBREG when matching CC_NZmode compare.
9528 2019-01-25 Richard Biener <rguenther@suse.de>
9530 PR tree-optimization/89049
9531 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
9532 Look at the pattern stmt to determine if the stmt is vectorized.
9534 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
9536 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
9537 (pred_mov<mode>): Handle all-register forms using both a new
9538 alternative and a split.
9540 2019-01-25 Richard Biener <rguenther@suse.de>
9542 PR tree-optimization/86865
9543 * graphite-scop-detection.c (scop_detection::can_represent_loop):
9544 Reject non-do-while loops.
9546 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
9548 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
9549 * config/rs6000/constraints.md (Q constraint): Use REG_P.
9550 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
9551 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
9552 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
9553 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9554 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
9555 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
9556 vlogical_operand, gpc_reg_operand, int_reg_operand,
9557 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
9558 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
9559 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
9560 (save_world_operation, restore_world_operation, lmw_operation,
9561 stmw_operation): Use MEM_P and REG_P.
9562 (tie_operand): Use MEM_P.
9563 (vrsave_operation, crsave_operation): Use REG_P.
9564 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
9565 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
9566 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
9567 (call_operand): Use HARD_REGISTER_P.
9568 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
9570 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
9571 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
9572 quad_aligned_load_p, replace_swapped_aligned_store,
9573 recombine_lvx_pattern, replace_swapped_aligned_load,
9574 recombine_stvx_pattern): Use MEM_P.
9575 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
9576 Use MEM_P and SYMBOL_REF_P.
9577 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
9578 (insn_is_swappable_p): Use REG_P and MEM_P.
9579 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
9580 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
9582 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
9584 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
9586 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
9587 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
9588 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
9589 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
9591 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
9592 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
9593 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
9594 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
9595 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
9596 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
9597 rs6000_split_logical_di): Use CONST_INT_P.
9598 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
9599 REG_P and SYMBOL_REF_P.
9600 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
9601 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
9602 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
9603 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
9604 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
9605 (small_data_operand, print_operand_address): Use CONST_INT_P and
9607 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
9608 (rs6000_init_hard_regno_mode_ok, direct_move_p):
9609 Use HARD_REGISTER_NUM_P.
9610 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
9611 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
9612 SUBREG_P and SYMBOL_REF_P.
9613 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
9614 and HARD_REGISTER_NUM_P.
9615 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
9617 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
9618 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
9620 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
9621 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
9622 find_addr_reg): Use REG_P.
9623 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
9624 (rs6000_emit_le_vsx_move): Use SUBREG_P.
9625 (offsettable_ok_by_alignment, constant_pool_expr_p,
9626 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
9627 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
9628 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
9629 rs6000_assemble_integer, create_TOC_reference,
9630 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
9631 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
9632 (rs6000_split_vec_extract_var): Use reg_or_subregno.
9633 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
9634 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
9635 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9636 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9637 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
9638 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
9639 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
9640 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
9641 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
9642 and cbranch<mode>4): Use CONST_INT_P.
9643 (multiple define_splits): Use REG_P and SUBREG_P.
9644 (define_expands call, call_value): Use MEM_P.
9645 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
9646 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
9647 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
9648 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
9649 and HARD_REGISTER_NUM_P.
9650 (multiple define_splits): Use HARD_REGISTER_NUM_P.
9652 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
9654 PR rtl-optimization/88948
9655 * rtl.h (prepare_copy_insn): New prototype.
9656 * gcse.c (prepare_copy_insn): New function, split out from
9657 process_insert_insn.
9658 (process_insert_insn): Use prepare_copy_insn.
9659 * store-motion.c (replace_store_insn): Use prepare_copy_insn
9660 instead of gen_move_insn.
9662 2019-01-24 Jakub Jelinek <jakub@redhat.com>
9665 * config/i386/i386.c (ix86_pic_register_p): Return true for
9668 PR tree-optimization/88964
9669 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
9670 punt if HONOR_SNANS (chrec).
9673 * tree-nested.c (convert_nonlocal_reference_stmt,
9674 convert_local_reference_stmt, convert_tramp_reference_stmt,
9675 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
9676 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
9679 PR tree-optimization/89027
9680 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
9681 for "omp simd array" variables.
9683 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
9686 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
9687 force the alignment of m_val.
9689 2019-01-24 Richard Biener <rguenther@suse.de>
9692 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
9693 When in "legacy" debug mode make sure to reset self-origins.
9695 2019-01-24 Martin Liska <mliska@suse.cz>
9697 PR gcov-profile/88994
9698 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
9699 result will be always smaller or equal to the original.
9700 * gcov.c (mangle_name): Fix else branch where we should
9701 also copy to PTR and shift the pointer.
9703 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
9705 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
9706 * vr-values.c (find_case_label_ranges): Fix a comment typo.
9708 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
9710 * common/config/i386/i386-common.c
9711 (OPTION_MASK_ISA_ENQCMD_SET,
9712 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
9713 (ix86_handle_option): Handle -menqcmd.
9714 * config.gcc (enqcmdintrin.h): New header file.
9715 * config/i386/cpuid.h (bit_ENQCMD): New bit.
9716 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
9718 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
9720 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
9721 __builtin_ia32_enqcmds): New builtins.
9722 * config/i386/i386-c.c (__ENQCMD__): New macro.
9723 * config/i386/i386-option.c (ix86_target_string): Add
9725 (ix86_valid_target_attribute_inner_p): Likewise.
9726 * config/i386/i386-expand.c
9727 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
9728 IX86_BUILTIN_ENQCMDS.
9729 * config/i386/i386.h (TARGET_ENQCMD): New.
9730 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
9731 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
9732 (movdir64b_<mode>): Parameterize to enable share expansion code
9733 with ENQCMD in function ix86_expand_builtin.
9734 * config/i386/i386.opt: Add -menqcmd.
9735 * config/i386/immintrin.h: Include enqcmdintrin.h.
9736 * config/i386/enqcmdintrin.h: New intrinsic file.
9737 * doc/invoke.texi: Add -menqcmd.
9739 2019-01-23 Bin Cheng <bin.cheng@arm.com>
9740 Steve Ellcey <sellcey@marvell.com>
9743 * recog.c (address_operand): Return false on wrong mode for address.
9744 (constrain_operands): Check for mode with 'p' constraint.
9746 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
9749 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
9750 Disparage MMX alternative.
9751 (sse2_cvtpd2pi): Ditto.
9752 (sse2_cvttpd2pi): Ditto.
9754 2019-01-23 David Malcolm <dmalcolm@redhat.com>
9757 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
9758 use-after-free of the result of
9759 aarch64_get_extension_string_for_isa_flags.
9761 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9764 * doc/extend.texi: Document break and continue behavior in
9765 statement expressions.
9767 2019-01-23 Richard Biener <rguenther@suse.de>
9769 PR tree-optimization/89008
9770 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
9771 not leave another stray operand.
9773 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9775 * BASE-VER: Bump to 9.0.1.
9777 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
9779 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
9780 thunk that returns by reference, use the type of the return object
9781 of the thunk instead of that of the alias to build the dereference.
9783 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
9785 * config/arc/atomic.md: Add operand to DMB instruction.
9787 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9789 PR tree-optimization/88964
9790 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
9791 build_zero_cst instead of build_int_cst. Return false for loop
9792 invariants which honor signed zeros.
9794 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
9796 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
9798 2019-01-22 Jakub Jelinek <jakub@redhat.com>
9801 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
9802 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
9803 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
9806 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
9807 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
9810 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
9811 Disable for little endian.
9813 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
9816 * config/arm/arm.c (arm_needs_double_word_align): Check
9817 DECL_BIT_FIELD_TYPE.
9819 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
9820 H.J. Lu <hongjiu.lu@intel.com>
9823 * config/i386/i386-builtin.def: Add mask2 to all builtin
9824 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
9826 * config/i386/i386.c (BDESC): Add mask2 to the definition.
9827 (BDESC_FIRST): Likewise.
9828 (define_builtin): Add an argument for mask2. Updated to handle
9829 both ix86_isa_flags and ix86_isa_flags2.
9830 (define_builtin_const): Likewise.
9831 (define_builtin_pure): Likewise.
9832 (define_builtin2): Deleted.
9833 (define_builtin_const2): Likewise.
9834 (builtin_description): Add a member, mask2.
9835 (bdesc_*): Add mask2 to builtin initializations.
9836 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
9837 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
9839 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
9841 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
9844 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
9847 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
9850 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
9851 alignment is dominated by a bitfield with 64-bit aligned base type.
9852 (arm_function_arg): Emit a warning if the alignment has changed since
9853 earlier GCC releases.
9854 (arm_function_arg_boundary): Likewise.
9855 (arm_setup_incoming_varargs): Likewise.
9857 2019-01-22 Richard Biener <rguenther@suse.de>
9859 PR tree-optimization/88862
9860 * graphite-scop-detection.c
9861 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
9863 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
9865 * doc/extend.tex (AMD GCN Function Attributes): New section.
9866 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
9867 * doc/invoke.texi (AMD GCN Options): New section.
9868 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
9870 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
9872 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
9873 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
9875 2019-01-22 Jakub Jelinek <jakub@redhat.com>
9877 PR tree-optimization/88044
9878 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
9879 is false in the first iteration, but !every_iteration, return false
9880 instead of true with niter->niter zero.
9882 PR rtl-optimization/88904
9883 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
9884 any nonequal registers before processing BB_END (b).
9887 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
9889 (expand_binop_directly, expand_doubleword_clz,
9890 expand_doubleword_popcount, expand_ctz, expand_ffs,
9891 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
9893 PR rtl-optimization/49429
9895 PR rtl-optimization/86334
9897 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
9898 addressable from here...
9899 (emit_block_op_via_libcall): ... to here.
9901 2019-01-22 Richard Biener <rguenther@suse.de>
9903 * tree-vect-loop.c (vect_analyze_loop_operations): Use
9904 auto_vec for cost vector to fix memleak.
9905 (vectorize_fold_left_reduction): Properly gather SLP defs.
9906 (vectorizable_comparison): Do not swap operands to properly
9909 2019-01-22 Alan Modra <amodra@gmail.com>
9912 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
9913 stays a reg. Allow a const_int.
9914 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
9915 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
9916 (IS_NOMARK_TLSGETADDR): Define.
9917 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
9918 (rs6000_output_tlsargs): New function.
9919 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
9920 __tls_get_addr call takes an arg.
9921 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
9922 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
9924 (call_value_nonlocal_sysv): ..or here, delete split.
9925 (tls_gdld_nomark): Delete.
9926 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
9927 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
9928 (call_value_nonlocal_sysv): Likewise.
9929 (call_value_nonlocal_sysv_secure): Likewise.
9930 (call_value_nonlocal_aix): Likewise.
9931 (call_value_indirect_aix): Likewise.
9932 (call_value_indirect_elfv2): Likewise.
9933 (call_value_local32, call_value_local64): Disable for no-mark tls.
9934 (call_value_local_aix): Likewise.
9936 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
9939 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
9940 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
9942 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
9944 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
9945 string contents as hash_map keys.
9947 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9950 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
9951 for rvalue context. Handle rvalues correctly. Use min_align_of_type
9952 instead of TYPE_ALIGN.
9953 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
9954 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
9955 pointer from TYPE_STUB_DECL.
9957 2019-01-21 Richard Biener <rguenther@suse.de>
9959 PR tree-optimization/88934
9960 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
9961 at the possibly non-constant operand.
9962 (vect_get_constant_vectors): Adjust.
9964 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
9967 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
9968 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
9969 instead of _X86INTRIN_H_INCLUDED.
9970 * onfig/i386/clwbintrin.h: Likewise.
9971 * config/i386/pkuintrin.h: Likewise.
9972 * config/i386/prfchwintrin.h: Likewise.
9973 * config/i386/rdseedintrin.h: Likewise.
9974 * config/i386/wbnoinvdintrin.h: Likewise.
9975 * config/i386/xsavecintrin.h: Likewise.
9976 * config/i386/xsavesintrin.h: Likewise.
9977 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
9978 * config/i386/xsaveintrin.h: Likewise.
9979 * config/i386/xsaveoptintrin.h: Likewise.
9980 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
9981 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
9982 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
9983 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
9984 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
9985 * config/i386/immintrin.h: Here.
9987 2019-01-20 Martin Jambor <mjambor@suse.cz>
9990 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
9991 with aa_walk_budget.
9992 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
9993 aa_walk_budget_p parameter.
9994 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
9995 walk. Updated all callers.
9996 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
9997 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
9999 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
10000 parameter info. Extract info from fbi. Pass fbi to recursive calls
10001 and to unmodified_parm.
10002 (phi_result_unknown_predicate): New parameter fbi, removed parameter
10003 info, updated call to will_be_nonconstant_expr_predicate.
10004 (param_change_prob): New parameter fbi, limit AA walking.
10005 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
10006 calls to various above functions.
10007 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
10008 parameter. Use it to limit AA walking.
10009 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
10010 fbi, limit AA walk.
10011 (detect_type_change): New parameter fbi, pass it on to
10012 detect_type_change_from_memory_writes.
10013 (detect_type_change_ssa): Likewise.
10014 (aa_overwalked): Removed.
10015 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
10016 accordingly, adjust to the neew AA limiting scheme.
10017 (parm_ref_data_preserved_p): Likewise.
10018 (ipa_compute_jump_functions_for_edge): Adjust call to
10020 (ipa_analyze_call_uses): Likewise.
10021 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
10022 (ipa_analyze_node): Initialize aa_walk_budget.
10023 (ipcp_transform_function): Likewise.
10024 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
10025 to get_dynamic_type.
10027 2019-01-19 Jakub Jelinek <jakub@redhat.com>
10029 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
10030 outside of #if CHECKING_P code.
10032 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
10034 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
10035 New function, split out from...
10036 (loop_versioning::analyze_stride): ...here.
10037 (loop_versioning::find_per_loop_multiplication): Use gassign.
10038 (loop_versioning::analyze_term_using_scevs): Return a success code.
10039 (loop_versioning::analyze_arbitrary_term): New function.
10040 (loop_versioning::analyze_address_fragment): Use
10041 analyze_arbitrary_term if all else fails.
10043 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
10046 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
10049 2019-01-18 Richard Biener <rguenther@suse.de>
10051 PR tree-optimization/88903
10052 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
10053 scalar stmts a SLP shift amount is composed of when detecting
10056 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
10059 * config/arm/arm-cpus.in (mp): New feature.
10060 (sec): New feature.
10061 (fgroup ARMv7ve): Add mp and sec features.
10062 (arch armv7-a): Add options to allow mp and sec extensions.
10063 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
10064 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
10065 extenstions to the base architecture.
10066 (cpu cortex-a8): Add sec extension to the base architecture.
10067 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
10068 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
10069 variants down to the base v7-a varaint.
10070 * config/arm/t-multilib (v7_a_arch_variants): New variable.
10071 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
10072 of permitted extensions for -march=armv7-a and for
10073 -mcpu=generic-armv7-a.
10075 2019-01-18 Martin Liska <mliska@suse.cz>
10077 * params.def: Fix comment.
10078 * tree-profile.c (gimple_init_gcov_profiler): Bump function
10080 (gimple_gen_ic_func_profiler): Likewise.
10082 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10084 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
10085 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
10086 and put in error checks for stack protector guard options.
10087 (aarch64_stack_protect_guard): New.
10088 (TARGET_STACK_PROTECT_GUARD): Define.
10089 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
10090 (reg_stack_protect_address<mode>): New.
10091 (stack_protect_set): Adjust for SSP_GLOBAL.
10092 (stack_protect_test): Likewise.
10093 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
10094 (-mstack-protector-guard): Likewise.
10095 (-mstack-protector-guard-offset): Likewise.
10097 2019-01-18 Jakub Jelinek <jakub@redhat.com>
10099 PR tree-optimization/86214
10100 * tree-inline.h (struct copy_body_data): Add
10101 add_clobbers_to_eh_landing_pads member.
10102 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
10103 (copy_edges_for_bb): Call it if EH edge destination is <
10104 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
10105 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
10106 if flag_stack_reuse != SR_NONE and clear it afterwards.
10108 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
10111 * doc/install.texi (with-multilib-list): Document for aarch64.
10113 2019-01-18 Jakub Jelinek <jakub@redhat.com>
10116 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
10117 (("..."))) with ("...").
10119 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
10121 * doc/extend.texi (Built-in Functions for Memory Model Aware
10122 Atomic Operations): Document atomic fetch and nand.
10124 2019-01-18 Martin Liska <mliska@suse.cz>
10125 Richard Biener <rguenther@suse.de>
10127 PR middle-end/88587
10128 * cgraph.h (create_version_clone_with_body): Add new argument
10130 * cgraphclones.c (cgraph_node::create_version_clone): Add
10131 DECL_ATTRIBUTES to a newly created decl. And call
10132 valid_attribute_p so that proper cl_target_optimization_node
10133 is set for the newly created declaration.
10134 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
10136 (expand_target_clones): Do not call valid_attribute_p, it must
10138 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
10141 2019-01-17 Jakub Jelinek <jakub@redhat.com>
10144 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
10145 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
10146 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
10148 2019-01-17 Martin Sebor <msebor@redhat.com>
10150 PR middle-end/88273
10151 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
10152 Handle anti-ranges the same as no range at all.
10154 2018-01-17 Steve Ellcey <sellcey@cavium.com>
10156 * config/aarch64/aarch64.c (cgraph.h): New include.
10157 (intl.h): New include.
10158 (supported_simd_type): New function.
10159 (currently_supported_simd_type): Ditto.
10160 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
10161 (aarch64_simd_clone_adjust): Ditto.
10162 (aarch64_simd_clone_usable): Ditto.
10163 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
10164 (TARGET_SIMD_CLONE_ADJUST): Ditto.
10165 (TARGET_SIMD_CLONE_USABLE): Ditto.
10166 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
10167 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
10170 2019-01-17 Martin Sebor <msebor@redhat.com>
10172 PR tree-optimization/88800
10173 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
10174 NO_WARNING bit here. Avoid folding out-of-bounds calls.
10175 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
10176 redundant argument. Add new argument and issue diagnostics under
10177 its control. Detect out-of-bounds access even with warnings
10179 (check_bounds_or_overlap): Change return type. Add argument.
10180 (wrestrict_dom_walker::check_call): Adjust.
10181 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
10182 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
10183 check_bounds_or_overlap's return value.
10184 (handle_builtin_stxncpy): Same.
10185 (handle_builtin_strcat): Same.
10187 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
10188 Kwok Cheung Yeung <kcy@codesourcery.com>
10189 Julian Brown <julian@codesourcery.com>
10190 Tom de Vries <tom@codesourcery.com>
10192 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
10194 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
10196 * doc/sourcebuild.texi: Document dg-require-effective-target
10197 llvm_binutils and offload_gcn.
10199 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
10200 Kwok Cheung Yeung <kcy@codesourcery.com>
10201 Julian Brown <julian@codesourcery.com>
10202 Tom de Vries <tom@codesourcery.com>
10204 * doc/sourcebuild.texi: Document dg-required-effective-target
10207 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
10208 Kwok Cheung Yeung <kcy@codesourcery.com>
10209 Julian Brown <julian@codesourcery.com>
10210 Tom de Vries <tom@codesourcery.com>
10211 Jan Hubicka <hubicka@ucw.cz>
10212 Martin Jambor <mjambor@suse.cz>
10214 * config.gcc: Add amdgcn*-*-amdhsa configuration.
10215 * configure.ac: Check for dlopen.
10216 * configure: Regenerate.
10218 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
10219 Kwok Cheung Yeung <kcy@codesourcery.com>
10220 Julian Brown <julian@codesourcery.com>
10221 Tom de Vries <tom@codesourcery.com>
10222 Jan Hubicka <hubicka@ucw.cz>
10223 Martin Jambor <mjambor@suse.cz>
10225 * common/config/gcn/gcn-common.c: New file.
10226 * config/gcn/driver-gcn.c: New file.
10227 * config/gcn/gcn-builtins.def: New file.
10228 * config/gcn/gcn-hsa.h: New file.
10229 * config/gcn/gcn-modes.def: New file.
10230 * config/gcn/gcn-opts.h: New file.
10231 * config/gcn/gcn-passes.def: New file.
10232 * config/gcn/gcn-protos.h: New file.
10233 * config/gcn/gcn-run.c: New file.
10234 * config/gcn/gcn-tree.c: New file.
10235 * config/gcn/gcn.c: New file.
10236 * config/gcn/gcn.h: New file.
10237 * config/gcn/gcn.opt: New file.
10238 * config/gcn/t-gcn-hsa: New file.
10240 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
10241 Kwok Cheung Yeung <kcy@codesourcery.com>
10242 Julian Brown <julian@codesourcery.com>
10243 Tom de Vries <tom@codesourcery.com>
10244 Jan Hubicka <hubicka@ucw.cz>
10245 Martin Jambor <mjambor@suse.cz>
10247 * config/gcn/constraints.md: New file.
10248 * config/gcn/gcn-valu.md: New file.
10249 * config/gcn/gcn.md: New file.
10250 * config/gcn/predicates.md: New file.
10252 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
10254 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
10255 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
10256 (stmt_uses_0_or_null_in_undefined_way): Likewise.
10257 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
10259 2019-01-17 Tamar Christina <tamar.christina@arm.com>
10262 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
10263 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
10264 it and document registers.
10266 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10268 * config/aarch64/aarch64.c (ares_tunings): Define.
10269 * config/aarch64/aarch64-cores.def (ares): Use the above.
10271 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
10275 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
10277 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
10278 (_mm512_fixupimm_round_pd): Update parameters and builtin.
10279 (_mm512_maskz_fixupimm_round_pd): Ditto.
10280 (_mm512_fixupimm_round_ps): Ditto.
10281 (_mm512_maskz_fixupimm_round_ps): Ditto.
10282 (_mm_fixupimm_round_sd): Ditto.
10283 (_mm_maskz_fixupimm_round_sd): Ditto.
10284 (_mm_fixupimm_round_ss): Ditto.
10285 (_mm_maskz_fixupimm_round_ss): Ditto.
10286 (_mm512_fixupimm_pd): Ditto.
10287 (_mm512_maskz_fixupimm_pd): Ditto.
10288 (_mm512_fixupimm_ps): Ditto.
10289 (_mm512_maskz_fixupimm_ps): Ditto.
10290 (_mm_fixupimm_sd): Ditto.
10291 (_mm_maskz_fixupimm_sd): Ditto.
10292 (_mm_fixupimm_ss): Ditto.
10293 (_mm_maskz_fixupimm_ss): Ditto.
10294 (_mm512_mask_fixupimm_round_pd): Update builtin.
10295 (_mm512_mask_fixupimm_round_ps): Ditto.
10296 (_mm_mask_fixupimm_round_sd): Ditto.
10297 (_mm_mask_fixupimm_round_ss): Ditto.
10298 (_mm512_mask_fixupimm_pd): Ditto.
10299 (_mm512_mask_fixupimm_ps): Ditto.
10300 (_mm_mask_fixupimm_sd): Ditto.
10301 (_mm_mask_fixupimm_ss): Ditto.
10302 * config/i386/avx512vlintrin.h:
10303 (_mm256_fixupimm_pd): Update parameters and builtin.
10304 (_mm256_maskz_fixupimm_pd): Ditto.
10305 (_mm256_fixupimm_ps): Ditto.
10306 (_mm256_maskz_fixupimm_ps): Ditto.
10307 (_mm_fixupimm_pd): Ditto.
10308 (_mm_maskz_fixupimm_pd): Ditto.
10309 (_mm_fixupimm_ps): Ditto.
10310 (_mm_maskz_fixupimm_ps): Ditto.
10311 (_mm256_mask_fixupimm_pd): Update builtin.
10312 (_mm256_mask_fixupimm_ps): Ditto.
10313 (_mm_mask_fixupimm_pd): Ditto.
10314 (_mm_mask_fixupimm_ps): Ditto.
10315 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
10316 * config/i386/i386-builtin.def: Update builtin definitions.
10317 * config/i386/i386.c: Handle new builtin types and remove useless ones.
10318 * config/i386/sse.md: Update VFIXUPIMM* patterns.
10319 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
10320 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
10321 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
10322 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
10323 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
10324 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
10325 * config/i386/subst.md:
10326 (round_saeonly_sd_mask_operand4): Add new subst_attr.
10327 (round_saeonly_sd_mask_op4): Ditto.
10328 (round_saeonly_expand_operand5): Ditto.
10329 (round_saeonly_expand): Update.
10331 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
10335 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
10337 * config/i386/sse.md: Combine VFIXUPIMM* patterns
10338 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
10339 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
10340 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
10341 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
10342 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
10343 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
10345 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
10349 2018-12-15 Jakub Jelinek <jakub@redhat.com>
10352 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
10353 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
10354 instead of UNSPEC_FIXUPIMM.
10356 2019-01-17 Richard Biener <rguenther@suse.de>
10359 * dwarf2out.c (want_pubnames): Never generate pubnames sections
10360 and friends for the LTO part of debug info.
10362 2019-01-17 Jakub Jelinek <jakub@redhat.com>
10364 PR tree-optimization/86214
10365 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
10368 PR rtl-optimization/88870
10369 * dce.c (deletable_insn_p): Never delete const/pure calls that can
10370 throw if we can't alter the cfg or delete dead exceptions.
10371 (mark_insn): Don't call find_call_stack_args for such calls.
10373 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
10375 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
10376 prototypes for vec_st.
10377 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
10378 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
10379 mainly on signed/unsigned long long and double.
10381 2019-01-16 David Malcolm <dmalcolm@redhat.com>
10384 * combine.c (delete_noop_moves): Convert to "bool" return,
10385 returning true if any edges are eliminated.
10386 (combine_instructions): Also return true if delete_noop_moves
10389 2019-01-16 Tamar Christina <tamar.christina@arm.com>
10391 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
10392 correct max nunits for endian swap.
10393 (aarch64_expand_fcmla_builtin): Correct subreg code.
10394 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
10395 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
10398 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
10400 * config/alpha/alpha.c (alpha_gimplify_va_arg):
10401 Handle split indirect COMPLEX_TYPE arguments.
10403 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
10406 * config/aarch64/aarch64-modes.def: Add comment about how the carry
10407 bit is set by add and compare.
10408 (CC_ADC): New CC_MODE.
10409 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
10410 to cache the code and mode of X. Adjust the shape of a CC_Cmode
10411 comparison. Add detection for CC_ADCmode.
10412 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
10414 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
10415 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
10416 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
10417 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
10418 to eliminate the need for zero-extending the operands.
10419 (add<mode>3_compareC_imm): Delete. Merge into ...
10420 (add<mode>3_compareC): ... this. Restructure the comparison to
10421 eliminate the need for zero-extending the operands.
10422 (add<mode>3_carryin): Use LTU for the overflow detection.
10423 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
10424 Reexpress comparison for overflow.
10425 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
10426 (add<mode>3_carryinC): Likewise.
10427 (add<mode>3_carryinV): Use LTU for carry between partials.
10428 * config/aarch64/predicates.md (aarch64_carry_operation): Update
10429 handling of CC_Cmode and add CC_ADCmode.
10430 (aarch64_borrow_operation): Likewise.
10432 2019-01-16 Tamar Christina <tamar.christina@arm.com>
10434 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
10435 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
10436 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
10437 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
10439 2019-01-16 Martin Liska <mliska@suse.cz>
10441 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
10443 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
10445 * gcc.c (add_sysrooted_hdrs_prefix): New function.
10446 (path_prefix_reset): Move up in the source file.
10447 (find_fortran_preinclude_file): Make complex search for the
10448 fortran header files.
10450 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
10452 * godump.c (go_output_typedef): When outputting a typedef, refer
10453 to the underlying type by its name and not its structure.
10455 2019-01-15 David Malcolm <dmalcolm@redhat.com>
10458 * tree.c (build_function_type): Assert that arg_types is not
10461 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
10463 PR inline-asm/52813
10464 * doc/extend.texi: Document that listing the stack pointer in the
10465 clobber list of an asm is a deprecated feature.
10466 * common.opt (Wdeprecated): Moved from c-family/c.opt.
10467 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
10468 warning instead of an error for clobbers of the stack pointer.
10469 Add a note explaining why.
10471 2019-01-15 Richard Biener <rguenther@suse.de>
10474 * dwarf2out.c (gen_member_die): Do not generate inheritance
10477 2019-01-15 Richard Biener <rguenther@suse.de>
10479 PR tree-optimization/88855
10480 * tree-if-conv.c (combine_blocks): Collect
10481 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
10483 2019-01-15 Tom de Vries <tdevries@suse.de>
10486 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
10487 lhs == NULL_TREE for gang-level reduction.
10489 2019-01-15 Richard Biener <rguenther@suse.de>
10490 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10493 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
10494 return true if SSA_NAME is already marked in visited bitmap.
10495 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
10497 2019-01-15 Jakub Jelinek <jakub@redhat.com>
10499 PR tree-optimization/88775
10500 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
10501 equal == 0 equality pointer comparisons some more if compared in
10502 integral types and either one points to an automatic var and the
10503 other to a global, or we can prove at least one points to the middle
10504 or both point to start or both point to end.
10506 2019-01-14 Andi Kleen <ak@linux.intel.com>
10508 * Makefile.in: Lower autofdo sampling rate by 10x.
10509 * Makefile.tpl: Dito.
10511 2019-01-14 Tom Honermann <tom@honermann.net>
10513 * defaults.h: Define CHAR8_TYPE.
10515 2019-01-14 Martin Sebor <msebor@redhat.com>
10518 * doc/extend.texi (Darwin Format Checks): Clarify.
10520 2019-01-14 Richard Biener <rguenther@suse.de>
10522 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
10523 whether we are in (simplify ...) or (match ...) context.
10525 2019-01-14 Jakub Jelinek <jakub@redhat.com>
10527 PR rtl-optimization/88796
10528 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
10529 * cfgexpand.c (stack_protect_prologue): Initialize
10530 crtl->stack_protect_guard_decl.
10531 * function.c (stack_protect_epilogue): Use it instead of calling
10532 targetm.stack_protect_guard again.
10533 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
10534 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
10535 crtl->stack_protect_guard_decl.
10536 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
10537 on the returned MEM_EXPR.
10539 2019-01-12 Tom de Vries <tdevries@suse.de>
10541 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
10542 vector length using -fopenacc-dim.
10544 2019-01-12 Tom de Vries <tdevries@suse.de>
10546 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
10547 lengths into account.
10549 2019-01-12 Svante Signell <svante.signell@gmail.com>
10551 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
10552 (TARGET_CAN_SPLIT_STACK): Define.
10553 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
10555 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10557 * params.def (inline-unit-growth): Set to 40.
10559 2019-01-12 Jakub Jelinek <jakub@redhat.com>
10561 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
10563 2019-01-12 Tom de Vries <tdevries@suse.de>
10565 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
10566 region calling vector-partitionable routine, set default_vector_length
10569 2019-01-12 Tom de Vries <tdevries@suse.de>
10571 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
10572 variable default_vector_length.
10574 2019-01-12 Tom de Vries <tdevries@suse.de>
10576 PR middle-end/88703
10577 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
10578 from oacc_default_dims, as oacc_validate_dims would do it, and apply
10581 2019-01-12 Tom de Vries <tdevries@suse.de>
10583 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
10584 (nvptx_goacc_validate_dims): Add used parameter.
10585 * doc/tm.texi: Regenerate.
10586 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
10587 argument to call to targetm.goacc.validate_dims.
10588 (default_goacc_validate_dims): Add used
10590 * target.def (validate_dims): Add used parameter in DEFHOOK.
10591 * targhooks.h (default_goacc_validate_dims): Add used parameter.
10593 2019-01-11 Jakub Jelinek <jakub@redhat.com>
10595 PR middle-end/85956
10597 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
10599 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
10600 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
10601 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
10602 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
10604 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
10606 PR rtl-optimization/87305
10608 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
10609 for little endian pseudos used as paradoxical subreg.
10611 2019-01-11 Jakub Jelinek <jakub@redhat.com>
10613 PR tree-optimization/88693
10614 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
10615 for STRING_CSTs that don't contain any NUL characters in the first
10616 TREE_STRING_LENGTH bytes.
10618 2019-01-11 Alan Modra <amodra@gmail.com>
10622 * genattrtab.c (min_fn): Don't translate values.
10623 (min_attr_value): Return INT_MAX when the value can't be calculated.
10624 Return minimum among any values that can be calculated.
10625 (max_attr_value): Adjust.
10627 2019-01-11 Jakub Jelinek <jakub@redhat.com>
10629 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
10631 2019-01-11 Steve Ellcey <sellcey@marvell.com>
10633 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
10634 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
10635 (aarch64_return_call_with_max_clobbers): New function.
10636 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
10637 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
10639 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
10640 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
10641 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
10642 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
10643 * cselib.c (cselib_process_insn): Add argument to
10644 targetm.hard_regno_call_part_clobbered call.
10645 * ira-conflicts.c (ira_build_conflicts): Ditto.
10646 * ira-costs.c (ira_tune_allocno_costs): Ditto.
10647 * lra-constraints.c (inherit_reload_reg): Ditto.
10648 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
10649 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
10650 argument. Call targetm.return_call_with_max_clobbers.
10651 Add argument to targetm.hard_regno_call_part_clobbered call.
10652 (calls_have_same_clobbers_p): New function.
10653 (process_bb_lives): Add call_insn and last_call_insn variables.
10654 Pass call_insn to check_pseudos_live_through_calls.
10655 Modify if stmt to check targetm.return_call_with_max_clobbers.
10656 Update setting of flush variable.
10657 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
10659 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
10660 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
10661 targetm.hard_regno_call_part_clobbered call.
10662 * reginfo.c (choose_hard_reg_mode): Ditto.
10663 * regrename.c (check_new_reg_p): Ditto.
10664 * reload.c (find_equiv_reg): Ditto.
10665 * reload1.c (emit_reload_insns): Ditto.
10666 * sched-deps.c (deps_analyze_insn): Ditto.
10667 * sel-sched.c (init_regs_for_mode): Ditto.
10668 (mark_unavailable_hard_regs): Ditto.
10669 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
10670 * target.def (hard_regno_call_part_clobbered): Add insn argument.
10671 (return_call_with_max_clobbers): New target function.
10672 * doc/tm.texi: Regenerate.
10673 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
10674 * hooks.c (hook_bool_uint_mode_false): Change to
10675 hook_bool_insn_uint_mode_false.
10676 * hooks.h (hook_bool_uint_mode_false): Ditto.
10678 2019-01-11 Steve Ellcey <sellcey@marvell.com>
10680 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
10681 (aarch64_remove_extra_call_preserved_regs): New function.
10682 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
10683 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
10684 * doc/tm.texi: Regenerate.
10685 * final.c (get_call_reg_set_usage): Call new hook.
10686 * target.def (remove_extra_call_preserved_regs): New hook.
10687 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
10688 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
10690 2019-01-11 Jakub Jelinek <jakub@redhat.com>
10693 * passes.c (finish_optimization_passes): Call print_combine_total_stats
10694 inside of pass_combine_1 dump rather than pass_profile_1.
10696 2019-01-11 Tom de Vries <tdevries@suse.de>
10698 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
10699 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
10700 (PTX_NUM_PER_WORKER_BARRIERS): Define.
10701 (nvptx_apply_dim_limits): Prevent vector_length 64 and
10704 2019-01-11 Tom de Vries <tdevries@suse.de>
10706 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
10708 2019-01-11 Jan Beulich <jbeulich@suse.com>
10710 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
10711 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
10712 sse2_cvtsi2sd): Add {l}.
10713 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
10716 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10719 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
10721 (*float<floatunssuffix>v2div2sf2): New define_insn.
10722 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
10723 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
10724 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
10725 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
10726 match_operands with "const0_operand" "C".
10728 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10730 * config/aarch64/aarch64-builtins.c
10731 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
10732 (aarch64_init_simd_builtins): ...Here
10734 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
10736 PR rtl-optimization/87305
10738 (setup_live_pseudos_and_spill_after_risky_transforms): Check
10739 allocation for big endian pseudos used as paradoxical subregs and
10740 spill them if it is wrong.
10741 * lra-constraints.c (lra_constraints): Add a comment.
10743 2019-01-10 Richard Biener <rguenther@suse.de>
10745 PR tree-optimization/88792
10746 * tree-ssa-pre.c (get_representative_for): Do not return a
10749 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10751 PR middle-end/84877
10753 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
10754 (assign_parm_setup_block): Do the argument slot realignment here
10757 2019-01-10 Stefan Agner <stefan@agner.ch>
10760 * config/arm/arm.c (arm_option_override_internal): Force
10761 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
10763 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10766 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
10769 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10771 * config/arm/arm-builtins.c
10772 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
10773 (MAC_LANE_PAIR_QUALIFIERS): New.
10774 (arm_expand_builtin_args): Use it.
10775 (arm_expand_builtin_1): Likewise.
10776 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
10777 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
10778 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
10779 * config/arm/arm_neon.h:
10780 (vcadd_rot90_f16): New.
10781 (vcaddq_rot90_f16): New.
10782 (vcadd_rot270_f16): New.
10783 (vcaddq_rot270_f16): New.
10786 (vcmla_lane_f16): New.
10787 (vcmla_laneq_f16): New.
10788 (vcmlaq_lane_f16): New.
10789 (vcmlaq_laneq_f16): New.
10790 (vcmla_rot90_f16): New.
10791 (vcmlaq_rot90_f16): New.
10792 (vcmla_rot90_lane_f16): New.
10793 (vcmla_rot90_laneq_f16): New.
10794 (vcmlaq_rot90_lane_f16): New.
10795 (vcmlaq_rot90_laneq_f16): New.
10796 (vcmla_rot180_f16): New.
10797 (vcmlaq_rot180_f16): New.
10798 (vcmla_rot180_lane_f16): New.
10799 (vcmla_rot180_laneq_f16): New.
10800 (vcmlaq_rot180_lane_f16): New.
10801 (vcmlaq_rot180_laneq_f16): New.
10802 (vcmla_rot270_f16): New.
10803 (vcmlaq_rot270_f16): New.
10804 (vcmla_rot270_lane_f16): New.
10805 (vcmla_rot270_laneq_f16): New.
10806 (vcmlaq_rot270_lane_f16): New.
10807 (vcmlaq_rot270_laneq_f16): New.
10808 (vcadd_rot90_f32): New.
10809 (vcaddq_rot90_f32): New.
10810 (vcadd_rot270_f32): New.
10811 (vcaddq_rot270_f32): New.
10814 (vcmla_lane_f32): New.
10815 (vcmla_laneq_f32): New.
10816 (vcmlaq_lane_f32): New.
10817 (vcmlaq_laneq_f32): New.
10818 (vcmla_rot90_f32): New.
10819 (vcmlaq_rot90_f32): New.
10820 (vcmla_rot90_lane_f32): New.
10821 (vcmla_rot90_laneq_f32): New.
10822 (vcmlaq_rot90_lane_f32): New.
10823 (vcmlaq_rot90_laneq_f32): New.
10824 (vcmla_rot180_f32): New.
10825 (vcmlaq_rot180_f32): New.
10826 (vcmla_rot180_lane_f32): New.
10827 (vcmla_rot180_laneq_f32): New.
10828 (vcmlaq_rot180_lane_f32): New.
10829 (vcmlaq_rot180_laneq_f32): New.
10830 (vcmla_rot270_f32): New.
10831 (vcmlaq_rot270_f32): New.
10832 (vcmla_rot270_lane_f32): New.
10833 (vcmla_rot270_laneq_f32): New.
10834 (vcmlaq_rot270_lane_f32): New.
10835 (vcmlaq_rot270_laneq_f32): New.
10836 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
10837 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
10838 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
10839 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
10840 vcmlaq_lane270): New.
10841 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
10842 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
10843 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
10844 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
10845 (arm_option_reconfigure_globals): Use them.
10846 * config/arm/iterators.md (VDF, VQ_HSF): New.
10847 (VCADD, VCMLA): New.
10848 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
10849 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
10851 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
10852 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
10854 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10856 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
10857 Add qualifier_lane_pair_index.
10858 (emit-rtl.h): Include.
10859 (TYPES_QUADOP_LANE_PAIR): New.
10860 (aarch64_simd_expand_args): Use it.
10861 (aarch64_simd_expand_builtin): Likewise.
10862 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
10864 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
10865 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
10866 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
10867 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
10868 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
10869 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
10870 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
10871 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
10872 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
10873 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
10874 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
10875 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
10876 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
10877 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
10878 Add __ARM_FEATURE_COMPLEX.
10879 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
10880 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
10881 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
10882 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
10883 fcmlaq_lane270): New.
10884 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
10885 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
10886 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
10887 * config/aarch64/arm_neon.h:
10888 (vcadd_rot90_f16): New.
10889 (vcaddq_rot90_f16): New.
10890 (vcadd_rot270_f16): New.
10891 (vcaddq_rot270_f16): New.
10894 (vcmla_lane_f16): New.
10895 (vcmla_laneq_f16): New.
10896 (vcmlaq_lane_f16): New.
10897 (vcmlaq_rot90_lane_f16): New.
10898 (vcmla_rot90_laneq_f16): New.
10899 (vcmla_rot90_lane_f16): New.
10900 (vcmlaq_rot90_f16): New.
10901 (vcmla_rot90_f16): New.
10902 (vcmlaq_laneq_f16): New.
10903 (vcmla_rot180_laneq_f16): New.
10904 (vcmla_rot180_lane_f16): New.
10905 (vcmlaq_rot180_f16): New.
10906 (vcmla_rot180_f16): New.
10907 (vcmlaq_rot90_laneq_f16): New.
10908 (vcmlaq_rot270_laneq_f16): New.
10909 (vcmlaq_rot270_lane_f16): New.
10910 (vcmla_rot270_laneq_f16): New.
10911 (vcmlaq_rot270_f16): New.
10912 (vcmla_rot270_f16): New.
10913 (vcmlaq_rot180_laneq_f16): New.
10914 (vcmlaq_rot180_lane_f16): New.
10915 (vcmla_rot270_lane_f16): New.
10916 (vcadd_rot90_f32): New.
10917 (vcaddq_rot90_f32): New.
10918 (vcaddq_rot90_f64): New.
10919 (vcadd_rot270_f32): New.
10920 (vcaddq_rot270_f32): New.
10921 (vcaddq_rot270_f64): New.
10925 (vcmla_lane_f32): New.
10926 (vcmla_laneq_f32): New.
10927 (vcmlaq_lane_f32): New.
10928 (vcmlaq_laneq_f32): New.
10929 (vcmla_rot90_f32): New.
10930 (vcmlaq_rot90_f32): New.
10931 (vcmlaq_rot90_f64): New.
10932 (vcmla_rot90_lane_f32): New.
10933 (vcmla_rot90_laneq_f32): New.
10934 (vcmlaq_rot90_lane_f32): New.
10935 (vcmlaq_rot90_laneq_f32): New.
10936 (vcmla_rot180_f32): New.
10937 (vcmlaq_rot180_f32): New.
10938 (vcmlaq_rot180_f64): New.
10939 (vcmla_rot180_lane_f32): New.
10940 (vcmla_rot180_laneq_f32): New.
10941 (vcmlaq_rot180_lane_f32): New.
10942 (vcmlaq_rot180_laneq_f32): New.
10943 (vcmla_rot270_f32): New.
10944 (vcmlaq_rot270_f32): New.
10945 (vcmlaq_rot270_f64): New.
10946 (vcmla_rot270_lane_f32): New.
10947 (vcmla_rot270_laneq_f32): New.
10948 (vcmlaq_rot270_lane_f32): New.
10949 (vcmlaq_rot270_laneq_f32): New.
10950 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
10951 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
10952 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
10953 (FCADD, FCMLA): New.
10955 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
10957 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10961 * config/pa/pa.c: Change "can not" to "cannot".
10962 * gimple-ssa-evrp-analyze.c: Likewise.
10963 * ipa-icf.c: Likewise.
10964 * ipa-polymorphic-call.c: Likewise.
10965 * ipa-pure-const.c: Likewise.
10966 * lra-constraints.c: Likewise.
10967 * lra-remat.c: Likewise.
10968 * reload1.c: Likewise.
10969 * reorg.c: Likewise.
10970 * tree-ssa-uninit.c: Likewise.
10972 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10976 * Makefile.in: Mechanically replace "can not" with "cannot".
10977 * alias.c: Likewise.
10978 * builtins.c: Likewise.
10979 * calls.c: Likewise.
10980 * cgraph.c: Likewise.
10981 * cgraph.h: Likewise.
10982 * cgraphclones.c: Likewise.
10983 * cgraphunit.c: Likewise.
10984 * combine-stack-adj.c: Likewise.
10985 * combine.c: Likewise.
10986 * common/config/i386/i386-common.c: Likewise.
10987 * config/aarch64/aarch64.c: Likewise.
10988 * config/alpha/sync.md: Likewise.
10989 * config/arc/arc.c: Likewise.
10990 * config/arc/predicates.md: Likewise.
10991 * config/arm/arm-c.c: Likewise.
10992 * config/arm/arm.c: Likewise.
10993 * config/arm/arm.h: Likewise.
10994 * config/arm/arm.md: Likewise.
10995 * config/arm/cortex-r4f.md: Likewise.
10996 * config/csky/csky.c: Likewise.
10997 * config/csky/csky.h: Likewise.
10998 * config/darwin-f.c: Likewise.
10999 * config/epiphany/epiphany.md: Likewise.
11000 * config/i386/i386.c: Likewise.
11001 * config/i386/sol2.h: Likewise.
11002 * config/m68k/m68k.c: Likewise.
11003 * config/mcore/mcore.h: Likewise.
11004 * config/microblaze/microblaze.md: Likewise.
11005 * config/mips/20kc.md: Likewise.
11006 * config/mips/sb1.md: Likewise.
11007 * config/nds32/nds32.c: Likewise.
11008 * config/nds32/predicates.md: Likewise.
11009 * config/pa/pa.c: Likewise.
11010 * config/rs6000/e300c2c3.md: Likewise.
11011 * config/rs6000/rs6000.c: Likewise.
11012 * config/s390/s390.h: Likewise.
11013 * config/sh/sh.c: Likewise.
11014 * config/sh/sh.md: Likewise.
11015 * config/spu/vmx2spu.h: Likewise.
11016 * cprop.c: Likewise.
11017 * dbxout.c: Likewise.
11018 * df-scan.c: Likewise.
11019 * doc/cfg.texi: Likewise.
11020 * doc/extend.texi: Likewise.
11021 * doc/fragments.texi: Likewise.
11022 * doc/gty.texi: Likewise.
11023 * doc/invoke.texi: Likewise.
11024 * doc/lto.texi: Likewise.
11025 * doc/md.texi: Likewise.
11026 * doc/objc.texi: Likewise.
11027 * doc/rtl.texi: Likewise.
11028 * doc/tm.texi: Likewise.
11030 * emit-rtl.c: Likewise.
11031 * emit-rtl.h: Likewise.
11032 * except.c: Likewise.
11033 * expmed.c: Likewise.
11034 * expr.c: Likewise.
11035 * fold-const.c: Likewise.
11036 * genautomata.c: Likewise.
11037 * gimple-fold.c: Likewise.
11038 * hard-reg-set.h: Likewise.
11039 * ifcvt.c: Likewise.
11040 * ipa-comdats.c: Likewise.
11041 * ipa-cp.c: Likewise.
11042 * ipa-devirt.c: Likewise.
11043 * ipa-fnsummary.c: Likewise.
11044 * ipa-icf.c: Likewise.
11045 * ipa-inline-transform.c: Likewise.
11046 * ipa-inline.c: Likewise.
11047 * ipa-polymorphic-call.c: Likewise.
11048 * ipa-profile.c: Likewise.
11049 * ipa-prop.c: Likewise.
11050 * ipa-pure-const.c: Likewise.
11051 * ipa-reference.c: Likewise.
11052 * ipa-split.c: Likewise.
11053 * ipa-visibility.c: Likewise.
11055 * ira-build.c: Likewise.
11056 * ira-color.c: Likewise.
11057 * ira-conflicts.c: Likewise.
11058 * ira-costs.c: Likewise.
11059 * ira-int.h: Likewise.
11060 * ira-lives.c: Likewise.
11063 * loop-invariant.c: Likewise.
11064 * loop-unroll.c: Likewise.
11065 * lower-subreg.c: Likewise.
11066 * lra-assigns.c: Likewise.
11067 * lra-constraints.c: Likewise.
11068 * lra-eliminations.c: Likewise.
11069 * lra-lives.c: Likewise.
11070 * lra-remat.c: Likewise.
11071 * lra-spills.c: Likewise.
11073 * lto-cgraph.c: Likewise.
11074 * lto-streamer-out.c: Likewise.
11075 * postreload-gcse.c: Likewise.
11076 * predict.c: Likewise.
11077 * profile-count.h: Likewise.
11078 * profile.c: Likewise.
11079 * recog.c: Likewise.
11081 * reload.c: Likewise.
11082 * reload1.c: Likewise.
11083 * reorg.c: Likewise.
11084 * resource.c: Likewise.
11085 * rtl.def: Likewise.
11087 * rtlanal.c: Likewise.
11088 * sched-deps.c: Likewise.
11089 * sched-ebb.c: Likewise.
11090 * sched-rgn.c: Likewise.
11091 * sel-sched-ir.c: Likewise.
11092 * sel-sched.c: Likewise.
11093 * shrink-wrap.c: Likewise.
11094 * simplify-rtx.c: Likewise.
11095 * symtab.c: Likewise.
11096 * target.def: Likewise.
11097 * toplev.c: Likewise.
11098 * tree-call-cdce.c: Likewise.
11099 * tree-cfg.c: Likewise.
11100 * tree-complex.c: Likewise.
11101 * tree-core.h: Likewise.
11102 * tree-eh.c: Likewise.
11103 * tree-inline.c: Likewise.
11104 * tree-loop-distribution.c: Likewise.
11105 * tree-nrv.c: Likewise.
11106 * tree-profile.c: Likewise.
11107 * tree-sra.c: Likewise.
11108 * tree-ssa-alias.c: Likewise.
11109 * tree-ssa-dce.c: Likewise.
11110 * tree-ssa-dom.c: Likewise.
11111 * tree-ssa-forwprop.c: Likewise.
11112 * tree-ssa-loop-im.c: Likewise.
11113 * tree-ssa-loop-ivcanon.c: Likewise.
11114 * tree-ssa-loop-ivopts.c: Likewise.
11115 * tree-ssa-loop-niter.c: Likewise.
11116 * tree-ssa-phionlycprop.c: Likewise.
11117 * tree-ssa-phiopt.c: Likewise.
11118 * tree-ssa-propagate.c: Likewise.
11119 * tree-ssa-threadedge.c: Likewise.
11120 * tree-ssa-threadupdate.c: Likewise.
11121 * tree-ssa-uninit.c: Likewise.
11122 * tree-ssanames.c: Likewise.
11123 * tree-streamer-out.c: Likewise.
11124 * tree.c: Likewise.
11125 * tree.h: Likewise.
11126 * vr-values.c: Likewise.
11128 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
11130 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
11131 (ix86_split_xorsign): Ditto.
11132 * config/i386/i386.c (ix86_expand_xorsign): New function.
11133 (ix86_split_xorsign): Ditto.
11134 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
11135 (xorsign<mode>3): New expander.
11136 (xorsign<mode>3_1): New insn_and_split pattern.
11137 * config/i386/sse.md (xorsign<mode>3): New expander.
11139 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
11141 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
11142 (*tablejump_sp64): Likewise.
11143 (*tablejump<P:mode>): ...this.
11144 (*call_address_sp32): Merge into...
11145 (*call_address_sp64): Likewise.
11146 (*call_address<P:mode>): ...this.
11147 (*call_symbolic_sp32): Merge into...
11148 (*call_symbolic_sp64): Likewise.
11149 (*call_symbolic<P:mode>): ...this.
11150 (call_value): Remove constraint and add predicate.
11151 (*call_value_address_sp32): Merge into...
11152 (*call_value_address_sp64): Likewise.
11153 (*call_value_address<P:mode>): ...this.
11154 (*call_value_symbolic_sp32): Merge into...
11155 (*call_value_symbolic_sp64): Likewise.
11156 (*call_value_symbolic<P:mode>): ...this.
11157 (*sibcall_symbolic_sp32): Merge into...
11158 (*sibcall_symbolic_sp64): Likewise.
11159 (*sibcall_symbolic<P:mode>): ...this.
11160 (sibcall_value): Remove constraint and add predicate.
11161 (*sibcall_value_symbolic_sp32): Merge into...
11162 (*sibcall_value_symbolic_sp64): Likewise.
11163 (*sibcall_value_symbolic<P:mode>): ...this.
11164 (window_save): Minor tweak.
11165 (*branch_sp32): Merge into...
11166 (*branch_sp64): Likewise.
11167 (*branch<P:mode>): ...this.
11169 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
11170 James Clarke <jrtc27@jrtc27.com>
11173 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
11174 consistently in TLS address generation and adjust code to the renaming
11175 of patterns. Mark calls to __tls_get_addr as const.
11176 * config/sparc/sparc.md (tgd_hi22): Turn into...
11177 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
11178 (tgd_lo10): Turn into...
11179 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
11180 (tgd_add32): Merge into...
11181 (tgd_add64): Likewise.
11182 (tgd_add<P:mode>): ...this and use Pmode throughout.
11183 (tldm_hi22): Turn into...
11184 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
11185 (tldm_lo10): Turn into...
11186 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
11187 (tldm_add32): Merge into...
11188 (tldm_add64): Likewise.
11189 (tldm_add<P:mode>): ...this and use Pmode throughout.
11190 (tldm_call32): Merge into...
11191 (tldm_call64): Likewise.
11192 (tldm_call<P:mode>): ...this and use Pmode throughout.
11193 (tldo_hix22): Turn into...
11194 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
11195 (tldo_lox10): Turn into...
11196 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
11197 (tldo_add32): Merge into...
11198 (tldo_add64): Likewise.
11199 (tldo_add<P:mode>): ...this and use Pmode throughout.
11200 (tie_hi22): Turn into...
11201 (tie_hi22<P:mode>): ...this and use Pmode throughout.
11202 (tie_lo10): Turn into...
11203 (tie_lo10<P:mode>): ...this and use Pmode throughout.
11204 (tie_ld64): Use DImode throughout.
11205 (tie_add32): Merge into...
11206 (tie_add64): Likewise.
11207 (tie_add<P:mode>): ...this and use Pmode throughout.
11208 (tle_hix22_sp32): Merge into...
11209 (tle_hix22_sp64): Likewise.
11210 (tle_hix22<P:mode>): ...this and use Pmode throughout.
11211 (tle_lox22_sp32): Merge into...
11212 (tle_lox22_sp64): Likewise.
11213 (tle_lox22<P:mode>): ...this and use Pmode throughout.
11214 (*tldo_ldub_sp32): Merge into...
11215 (*tldo_ldub_sp64): Likewise.
11216 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
11217 (*tldo_ldub1_sp32): Merge into...
11218 (*tldo_ldub1_sp64): Likewise.
11219 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
11220 (*tldo_ldub2_sp32): Merge into...
11221 (*tldo_ldub2_sp64): Likewise.
11222 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
11223 (*tldo_ldsb1_sp32): Merge into...
11224 (*tldo_ldsb1_sp64): Likewise.
11225 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
11226 (*tldo_ldsb2_sp32): Merge into...
11227 (*tldo_ldsb2_sp64): Likewise.
11228 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
11229 (*tldo_ldub3_sp64): Use DImode throughout.
11230 (*tldo_ldsb3_sp64): Likewise.
11231 (*tldo_lduh_sp32): Merge into...
11232 (*tldo_lduh_sp64): Likewise.
11233 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
11234 (*tldo_lduh1_sp32): Merge into...
11235 (*tldo_lduh1_sp64): Likewise.
11236 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
11237 (*tldo_ldsh1_sp32): Merge into...
11238 (*tldo_ldsh1_sp64): Likewise.
11239 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
11240 (*tldo_lduh2_sp64): Use DImode throughout.
11241 (*tldo_ldsh2_sp64): Likewise.
11242 (*tldo_lduw_sp32): Merge into...
11243 (*tldo_lduw_sp64): Likewise.
11244 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
11245 (*tldo_lduw1_sp64): Use DImode throughout.
11246 (*tldo_ldsw1_sp64): Likewise.
11247 (*tldo_ldx_sp64): Likewise.
11248 (*tldo_stb_sp32): Merge into...
11249 (*tldo_stb_sp64): Likewise.
11250 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
11251 (*tldo_sth_sp32): Merge into...
11252 (*tldo_sth_sp64): Likewise.
11253 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
11254 (*tldo_stw_sp32): Merge into...
11255 (*tldo_stw_sp64): Likewise.
11256 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
11257 (*tldo_stx_sp64): Use DImode throughout.
11259 2018-01-09 Sudakshina Das <sudi.das@arm.com>
11261 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
11262 check configure option to set BTI and Return Address Signing.
11263 * configure.ac: Add --enable-standard-branch-protection and
11264 --disable-standard-branch-protection.
11265 * configure: Regenerated.
11266 * doc/install.texi: Document the same.
11268 2018-01-09 Sudakshina Das <sudi.das@arm.com>
11269 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11271 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
11272 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
11273 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
11275 * config/aarch64/aarch64-bti-insert.c: New file.
11276 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
11278 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
11280 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
11281 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
11282 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
11283 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
11285 2018-01-09 Sudakshina Das <sudi.das@arm.com>
11287 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
11288 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
11289 Disable bti for -mbranch-protection=none.
11290 (aarch64_handle_standard_branch_protection): Enable bti for
11291 -mbranch-protection=standard.
11292 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
11293 -mbranch-protection.
11294 (aarch64_bti_enabled): Check if bti is enabled.
11295 * config/aarch64/aarch64.opt: Declare target variable.
11296 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
11298 2018-01-09 Sudakshina Das <sudi.das@arm.com>
11300 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
11301 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
11302 (aarch64_expand_epilogue): Likewise.
11303 (aarch64_output_mi_thunk): Likewise
11304 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
11305 TAILCALL_ADDR_REGS to x16 and x17.
11306 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
11308 2018-01-09 Sudakshina Das <sudi.das@arm.com>
11310 * config/aarch64/aarch64-option-extensions.def: Define
11311 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
11312 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
11313 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
11314 (AARCH64_FL_PREDRES): New.
11315 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
11316 AARCH64_FL_PREDRES by default.
11317 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
11319 2018-01-09 Sudakshina Das <sudi.das@arm.com>
11321 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
11323 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
11324 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
11325 * doc/invoke.texi: Document ARMv8.5-A.
11327 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
11329 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
11330 (xorsign<mode>3): Likewise.
11332 2019-01-09 Jelinek <jakub@redhat.com>
11334 PR middle-end/88758
11335 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
11336 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
11338 PR rtl-optimization/88331
11339 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
11340 not currently_expanding_to_rtl.
11342 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
11344 * doc/invoke.texi (-Os): Remove trailing spaces.
11345 (-finline-functions): Remove reference to -O2.
11347 2019-01-08 Jakub Jelinek <jakub@redhat.com>
11349 PR rtl-optimization/79593
11350 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
11352 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
11353 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
11355 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
11358 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
11362 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
11363 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
11365 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
11368 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
11369 ix86_avx_u128_mode_entry.
11371 2019-01-08 Martin Liska <mliska@suse.cz>
11373 PR tree-optimization/88753
11374 * tree-switch-conversion.c (switch_conversion::build_one_array):
11375 Come up with local variable constructor. Convert first to
11376 type of constructor values.
11378 2019-01-08 Richard Biener <rguenther@suse.de>
11380 PR tree-optimization/86554
11381 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
11382 rpo_avail): Move earlier.
11383 (visit_nary_op): When value-numbering to expressions
11384 with different overflow behavior make sure there's an
11385 available expression on the path.
11387 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
11389 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
11390 aarch64_parse_branch_protection,
11391 struct aarch64_branch_protect_type,
11392 aarch64_handle_no_branch_protection,
11393 aarch64_handle_standard_branch_protection,
11394 aarch64_validate_mbranch_protection,
11395 aarch64_handle_pac_ret_protection,
11396 aarch64_handle_attr_branch_protection,
11397 accepted_branch_protection_string,
11398 aarch64_pac_ret_subtypes,
11399 aarch64_branch_protect_types,
11400 aarch64_handle_pac_ret_leaf): Define.
11401 (aarch64_override_options_after_change_1, aarch64_override_options):
11402 Add check for accepted_branch_protection_string.
11403 (aarch64_option_save): Save accepted_branch_protection_string.
11404 (aarch64_option_restore): Save accepted_branch_protection_string.
11405 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
11406 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
11407 msign-return-address.
11408 * doc/invoke.texi: Add mbranch-protection.
11410 2019-01-08 Alan Modra <amodra@gmail.com>
11413 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
11414 Delete "unknownp" parameter. Adjust callers. Handle
11415 CONST_INT, PLUS, MINUS, and MULT.
11416 (attr_value_aligned): Renamed from or_attr_value.
11417 (min_attr_value): Return INT_MIN for unhandled rtl case..
11418 (min_fn): ..and translate to INT_MAX here.
11419 (write_length_unit_log): Modify to cope without "unknown".
11420 (write_attr_value): Handle IF_THEN_ELSE.
11422 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
11424 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
11425 optimization for masked stores.
11427 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
11429 PR middle-end/88567
11430 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
11431 output vector directly to duplicate_and_interleave instead of
11432 going through a temporary. Postpone insertion of ctor_seq to
11433 the end of the loop.
11435 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
11438 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
11439 unsigned_p. Handle signed and unsigned overflow correction as
11441 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
11443 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
11445 (add<mode>3_compareV_imm): Make this callable for expanding.
11446 (subv<GPI:mode>4): Use register_operand for operand 1. Use
11447 aarch64_plus_operand for operand 2.
11448 (subv<GPI:mode>_insn): New insn pattern.
11449 (subv<GPI:mode>_imm): Likewise.
11450 (negv<GPI:mode>3): New expand pattern.
11451 (negv<GPI:mode>_insn): New insn pattern.
11452 (negv<GPI:mode>_cmp_only): Likewise.
11453 (cmpv<GPI:mode>_insn): Likewise.
11454 (subvti4): Use register_operand for operand 1. Update call to
11455 aarch64_expand_subvti.
11456 (usubvti4): Likewise.
11457 (negvti3): New expand pattern.
11458 (negdi_carryout): New insn pattern.
11459 (negvdi_carryinV): New insn pattern.
11460 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
11461 version the named version.
11462 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
11464 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
11466 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
11468 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
11469 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
11470 (sub<mode>3_carryinCV): Delete.
11471 (sub<GPI:mode>3_carryinV): New expand pattern.
11472 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
11474 2019-01-07 Richard Biener <rguenther@suse.de>
11476 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
11477 of tree_operand_hash.
11479 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
11481 PR tree-optimization/88598
11482 * tree.h (single_nonzero_element): Declare.
11483 * tree.c (single_nonzero_element): New function.
11484 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
11485 if I is the only nonzero element of CST.
11487 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
11489 PR tree-optimization/88598
11490 * tree.h (initializer_each_zero_or_onep): Declare.
11491 * tree.c (initializer_each_zero_or_onep): New function.
11492 (signed_or_unsigned_type_for): Handle float types too.
11493 (unsigned_type_for, signed_type_for): Update comments accordingly.
11494 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
11495 x & { 0 or -1, 0 or -1, ... }.
11497 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
11499 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
11500 with x86_64-pc-linux-gnu.
11502 2019-01-07 Tom de Vries <tdevries@suse.de>
11505 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
11507 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
11510 2019-01-07 Jakub Jelinek <jakub@redhat.com>
11512 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
11513 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
11514 TARGET_AVX512F as condition.
11517 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
11518 const_not_ok_for_debug_p target hook.
11519 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
11520 on UNSPEC and subexpressions thereof if all subexpressions of the
11521 UNSPEC are CONSTANT_P.
11523 PR tree-optimization/88676
11524 * tree-ssa-phiopt.c (two_value_replacement): New function.
11525 (tree_ssa_phiopt_worker): Call it.
11528 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
11529 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
11532 * tree-vect-generic.c: Include insn-config.h and recog.h.
11533 (expand_vector_piecewise): Add defaulted ret_type argument,
11534 if non-NULL, use that in preference to type for the result type.
11535 (expand_vector_parallel): Formatting fix.
11536 (do_vec_conversion, do_vec_narrowing_conversion,
11537 expand_vector_conversion): New functions.
11538 (expand_vector_operations_1): Call expand_vector_conversion
11539 for VEC_CONVERT ifn calls.
11540 * internal-fn.def (VEC_CONVERT): New internal function.
11541 * internal-fn.c (expand_VEC_CONVERT): New function.
11542 * fold-const-call.c (fold_const_vec_convert): New function.
11543 (fold_const_call): Use it for CFN_VEC_CONVERT.
11544 * doc/extend.texi (__builtin_convertvector): Document.
11546 2019-01-07 Tom de Vries <tdevries@suse.de>
11548 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
11549 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
11550 vector_red_partition, vector_red_sym): New global variables.
11551 (nvptx_option_override): Initialize vector_red_sym.
11552 (nvptx_declare_function_name): Restore red_partition register.
11553 (nvptx_file_end): Emit code to declare the vector reduction variables.
11554 (nvptx_output_red_partition): New function.
11555 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
11556 large vector reductions.
11557 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
11558 (nvptx_init_builtins): Add VECTOR_ADDR.
11559 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
11560 Handle nvptx_expand_shared_addr.
11561 (nvptx_get_shared_red_addr): Add vector argument and handle large
11563 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
11565 (nvptx_goacc_reduction_init): Likewise.
11566 (nvptx_goacc_reduction_fini): Likewise.
11567 (nvptx_goacc_reduction_teardown): Likewise.
11568 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
11569 init,fini,teardown}.
11570 (nvptx_init_axis_predicate): Initialize vector_red_partition.
11571 (nvptx_set_current_function): Init vector_red_partition.
11572 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
11573 (nvptx_red_partition): New insn.
11574 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
11576 2019-01-07 Tom de Vries <tdevries@suse.de>
11579 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
11582 2019-01-07 Tom de Vries <tdevries@suse.de>
11584 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
11585 (nvptx_option_override): Init oacc_bcast_partition.
11586 (nvptx_init_oacc_workers): New function.
11587 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
11588 (nvptx_needs_shared_bcast): New function.
11589 (nvptx_find_par): Generalize to enable vectors to use shared-memory
11590 to propagate state.
11591 (nvptx_shared_propagate): Initialize vector bcast partition and
11592 synchronization state.
11593 (nvptx_single): Generalize to enable vectors to use shared-memory
11594 to propagate state.
11595 (nvptx_process_pars): Likewise.
11596 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
11597 * config/nvptx/nvptx.h (struct machine_function): Add
11598 bcast_partition and sync_bar members.
11600 2019-01-07 Tom de Vries <tdevries@suse.de>
11602 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
11603 (nvptx_apply_dim_limits): New function.
11604 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
11607 2019-01-07 Tom de Vries <tdevries@suse.de>
11609 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
11610 as late as possible.
11612 2019-01-07 Tom de Vries <tdevries@suse.de>
11614 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
11615 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
11616 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
11617 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
11618 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
11620 2019-01-07 Tom de Vries <tdevries@suse.de>
11622 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
11624 2019-01-07 Tom de Vries <tdevries@suse.de>
11626 * omp-offload.c (oacc_get_min_dim): New function.
11627 * omp-offload.h (oacc_get_min_dim): Declare.
11629 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
11632 * config/i386/i386.c (function_value_ms_64): Return small sturct in
11633 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
11635 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11639 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
11641 * ipa-inline.c (edge_badness): Use inlined_time instead of
11642 inline_summaries->get.
11644 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11646 * opts.c (enable_fdo_optimizations): Enable
11647 version-loops-for-strides, loop-interchange, unrol-and-jam
11648 and tree-loop-distribution.
11649 * invoke.texi: Document newly enabled options.
11651 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11653 * doc/invoke.texi (max-inline-insns-small): New parameters.
11654 * ipa-inline.c (want_early_inline_function_p): simplify.
11655 (want_inline_small_function_p): Fix pasto from previous patch;
11656 use max-inline-insns-small bound.
11657 * params.def (max-inline-insns-small): New param.
11658 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
11659 variables correctly.
11661 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11663 * doc/invoke.texi: Document max-inline-insns-size,
11664 uninlined-function-insns, uninlined-function-time,
11665 uninlined-thunk-insns and uninlined-thunk-time.
11666 * params.def: Add max-inline-insns-size,
11667 uninlined-function-insns, uninlined-function-time,
11668 uninlined-thunk-insns and uninlined-thunk-time.
11669 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
11671 * ipa-inline.c (can_inline_edge_by_limits_p,
11672 want_inline_small_function_p): Use new parameters.
11674 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11676 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
11678 2019-01-05 Jakub Jelinek <jakub@redhat.com>
11680 PR middle-end/82564
11682 * expr.c (expand_assignment): For calls returning VLA structures
11683 if to_rtx is not a MEM, force it into a stack temporary.
11686 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
11687 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
11688 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
11689 subexpressions of both operands.
11690 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
11691 subrtxes are CONSTANT_P.
11692 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
11693 2018-11-09 changes.
11695 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
11697 * params.def (hot-bb-count-ws-permille): Set to 990.
11699 2019-01-04 Martin Sebor <msebor@redhat.com>
11702 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
11705 2019-01-04 Martin Sebor <msebor@redhat.com>
11708 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
11710 2019-01-04 Jakub Jelinek <jakub@redhat.com>
11712 * gdbinit.in: Turn off pagination for the skip commands, restore
11713 it to previous state afterwards.
11715 2019-01-04 Jakub Jelinek <jakub@redhat.com>
11718 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
11719 of GET_MODE (opN) as modes of the libcall arguments.
11721 2019-01-04 Jan Beulich <jbeulich@suse.com>
11723 * config/i386/sse.md
11724 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
11725 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
11726 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
11727 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
11728 avx512f_vmcmp<mode>3<round_saeonly_name>,
11729 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
11730 avx512f_maskcmp<mode>3,
11731 <avx512>_cvt<ssemodesuffix>2mask<mode>,
11732 <avx512>_cvt<ssemodesuffix>2mask<mode>,
11733 *<avx512>_cvtmask2<ssemodesuffix><mode>,
11734 *<avx512>_cvtmask2<ssemodesuffix><mode>,
11735 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
11736 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
11737 <avx512>_gt<mode>3<mask_scalar_merge_name>,
11738 <avx512>_gt<mode>3<mask_scalar_merge_name>,
11739 <avx512>_testm<mode>3<mask_scalar_merge_name>,
11740 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
11741 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
11742 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
11743 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
11744 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
11745 avx512cd_maskb_vec_dup<mode>,
11746 avx512cd_maskw_vec_dup<mode>,
11747 avx512dq_fpclass<mode><mask_scalar_merge_name>,
11748 avx512dq_vmfpclass<mode>,
11749 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
11752 2019-01-03 Martin Sebor <msebor@redhat.com>
11754 PR tree-optimization/88659
11755 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
11757 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
11759 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
11760 unaligned vsx and avoid lxvd2x/stxvd2x.
11761 (gen_lvx_v4si_move): New function.
11763 2019-01-03 Tom de Vries <tdevries@suse.de>
11765 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
11766 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
11768 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
11770 2019-01-03 Tom de Vries <tdevries@suse.de>
11772 * config/nvptx/nvptx.c (struct offload_attrs): New.
11773 (populate_offload_attrs): New function. Factor mask extraction out of
11774 nvptx_reorg. Add extraction of dimensions.
11775 (nvptx_reorg): Use populate_offload_attrs.
11777 2019-01-03 Tom de Vries <tdevries@suse.de>
11779 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
11780 cases for oacc_min_dims_p and routine_p. Add asserts for
11781 oacc_default_dims_p and offload_region_p.
11783 2019-01-03 Tom de Vries <tdevries@suse.de>
11785 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
11786 factored out of ...
11787 (nvptx_goacc_validate_dims): ... here.
11789 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
11791 PR tree-optimization/85574
11792 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
11794 (struct ssa_equip_hash_traits): Declare.
11795 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
11797 2019-01-03 Jakub Jelinek <jakub@redhat.com>
11800 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
11801 change it to qualified_type.
11803 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
11805 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
11806 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
11808 2019-01-02 Martin Sebor <msebor@redhat.com>
11809 Jeff Law <law@redhat.com>
11811 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
11812 (get_range_strlen_tree): Update appropriately.
11814 * gimple-fold.h (get_range_strlen): Drop unused last argument.
11816 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
11817 rather than set_range_info.
11818 * tree-ssa-strlen.c (set_strlen_range): Extracted from
11819 maybe_set_strlen_range. Handle potentially boundary crossing
11820 cases more conservatively.
11821 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
11822 Call set_strlen_range.
11823 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
11825 PR middle-end/88663
11826 * gimple-fold.c (get_range_strlen): Update prototype to no longer
11827 need the flexp argument.
11828 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
11829 from calls to get_range_strlen. Update comments. Just update
11830 VAL for an unterminated const char array and let the reset of the
11831 code handle it normally. No longer try to set *flexp. Adjust
11833 (get_range_strlen): Update for the new get_range_strlen API.
11834 (get_maxval_strlen): Similarly.
11835 (gimple_fold_builtin_strlen): Handle update meaning of return value
11836 from get_range_strlen.
11837 * gimple-ssa-sprintf.c (get_string_length): Update for the new
11838 get_range_strlen API.
11840 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
11843 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
11844 false at WPA time when body was removed.
11846 2019-01-02 Martin Liska <mliska@suse.cz>
11848 PR tree-optimization/88650
11849 * predict.c (set_even_probabilities): Calculate probability
11850 remainer only when really used.
11852 2019-01-02 Richard Biener <rguenther@suse.de>
11854 PR middle-end/88651
11855 * tree-data-ref.c (analyze_subscript_affine_affine): Use
11856 widest_ints when mangling max_stmt_execution results.
11858 2019-01-02 Richard Biener <rguenther@suse.de>
11860 PR tree-optimization/88621
11861 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
11862 bitfields when canoncalizing.
11864 2019-01-02 Richard Biener <rguenther@suse.de>
11867 * config/i386/x86-tune-costs.h (intel_cost): Adjust
11868 cost of cheap SSE instruction.
11870 2019-01-02 Richard Biener <rguenther@suse.de>
11873 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
11874 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
11876 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
11877 set after UIDs before splitting them.
11879 2019-01-01 Martin Sebor <msebor@redhat.com>
11880 Jeff Law <law@redhat.com>
11882 * gimple-fold.c (get_range_strlen_tree): Record if the computed
11883 length is optimistic. If it is, then arrange to compute the
11884 conservative length as well.
11886 * gimple-fold.h (get_range_strlen): Update prototype.
11887 * builtins.c (check_access): Update call to get_range_strlen to use
11888 c_strlen_data pointer. Change various variable accesses to instead
11889 pull data from the c_strlen_data structure.
11890 (check_strncat_sizes, expand_builtin_strncat): Likewise.
11891 * calls.c (maybe_warn_nonstring_arg): Likewise.
11892 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
11893 minimum length if maximum lengh is unknown.
11894 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
11895 that used c_strlen, it's no longer needed. Restructure slightly.
11896 (format_string): Set unlikely range appropriately.
11897 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
11899 (get_range_strlen): Accept c_strlen_data pointer for external
11900 call sites as well. Pass through to call to internal get_range_strlen.
11901 Adjust minlen, maxlen and maxbound as needed.
11902 (get_maxval_strlen): Update comments.
11903 (gimple_fold_builtin_strlen): Update call to get_range_strlen
11904 to use c_strlen_data pointer. Change variable accesses to instead
11905 use c_strlen_data data members.
11907 * gimple-fold.c (get_range_strlen): Update prototype.
11908 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
11909 local variables. Use pdata to return information to caller.
11910 Update calls to get_range_strlen. Update pdata->maxbound.
11911 (get_range_strlen -- static version): Similarly.
11912 (get_range_strlen -- extern version): Update for internal
11913 get_range_strlen API change. Convert to external data format.
11914 (get_maxval_strlen): Similarly.
11916 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
11918 * coverage.c (get_coverage_counts): Use current_function_decl.
11919 * profile.c (read_thunk_profile): New function.
11920 (branch_prob): Add THUNK parameter.
11921 * tree-profile.c (tree_profiling): Handle thunks.
11922 * value-prof.c (init_node_map): Handle thunks.
11923 * value-prof.h (branch_prob): Upate prototype.
11924 (read_thunk_profile): Declare.
11926 2019-01-01 Jakub Jelinek <jakub@redhat.com>
11928 Update copyright years.
11930 * gcc.c (process_command): Update copyright notice dates.
11931 * gcov-dump.c (print_version): Ditto.
11932 * gcov.c (print_version): Ditto.
11933 * gcov-tool.c (print_version): Ditto.
11934 * gengtype.c (create_file): Ditto.
11935 * doc/cpp.texi: Bump @copying's copyright year.
11936 * doc/cppinternals.texi: Ditto.
11937 * doc/gcc.texi: Ditto.
11938 * doc/gccint.texi: Ditto.
11939 * doc/gcov.texi: Ditto.
11940 * doc/install.texi: Ditto.
11941 * doc/invoke.texi: Ditto.
11943 Copyright (C) 2019 Free Software Foundation, Inc.
11945 Copying and distribution of this file, with or without modification,
11946 are permitted in any medium without royalty provided the copyright
11947 notice and this notice are preserved.