1 2019-06-27 Jakub Jelinek <jakub@redhat.com>
4 * config/i386/sse.md (avx_vec_concat<mode>): Use nonimmediate_operand
5 instead of register_operand for operands[1], add m to its constraints
6 if operands[2] uses "C" constraint. Ensure in condition that if
7 operands[2] is not 0, then operands[1] is not a MEM. For last two
8 alternatives, use unaligned loads instead of aligned if operands[1] is
11 2019-06-27 Martin Liska <mliska@suse.cz>
13 * asan.c (asan_emit_allocas_unpoison): Remove obviously
15 * bt-load.c (move_btr_def): Likewise.
16 * builtins.c (expand_builtin_apply_args_1): Likewise.
17 (expand_builtin_apply): Likewise.
18 * cfgexpand.c (expand_asm_stmt): Likewise.
19 (construct_init_block): Likewise.
20 * cfghooks.c (verify_flow_info): Likewise.
21 * cfgloopmanip.c (remove_path): Likewise.
22 * cfgrtl.c (rtl_verify_bb_layout): Likewise.
23 * cgraph.c (cgraph_node::set_pure_flag): Likewise.
24 * combine.c (simplify_if_then_else): Likewise.
25 * config/i386/i386.c (ix86_setup_incoming_vararg_bounds): Likewise.
26 (choose_basereg): Likewise.
27 (ix86_expand_prologue): Likewise.
28 (ix86_preferred_output_reload_class): Likewise.
29 * cselib.c (cselib_record_sets): Likewise.
30 * df-scan.c (df_scan_alloc): Likewise.
31 * dojump.c (do_jump_by_parts_greater_rtx): Likewise.
32 * early-remat.c (early_remat::record_equiv_candidates): Likewise.
33 * emit-rtl.c (try_split): Likewise.
34 * graphite-scop-detection.c (assign_parameter_index_in_region): Likewise.
35 * ipa-cp.c (cgraph_edge_brings_all_agg_vals_for_node): Likewise.
36 * ira-color.c (setup_profitable_hard_regs): Likewise.
37 * ira.c (rtx_moveable_p): Likewise.
38 * lra-eliminations.c (eliminate_regs_in_insn): Likewise.
39 * read-rtl.c (read_subst_mapping): Likewise.
40 * regrename.c (scan_rtx): Likewise.
41 * reorg.c (fill_slots_from_thread): Likewise.
42 * tree-inline.c (tree_function_versioning): Likewise.
43 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
44 * tree-ssa-sink.c (statement_sink_location): Likewise.
45 * tree-ssa-threadedge.c (thread_across_edge): Likewise.
46 * tree-vect-loop.c (vect_get_loop_niters): Likewise.
47 (vect_create_epilog_for_reduction): Likewise.
48 * tree.c (build_nonstandard_integer_type): Likewise.
50 2019-06-27 Richard Biener <rguenther@suse.de>
52 * tree-ssa-sccvn.c (vn_reference_lookup_3): Encode valueized RHS.
54 2019-06-27 Jun Ma <JunMa@linux.alibaba.com>
56 PR tree-optimization/89772
57 * gimple-fold.c (gimple_fold_builtin_memchr): consider trailing nuls in
58 out-of-bound accesses checking.
60 2019-06-27 Martin Liska <mliska@suse.cz>
62 PR tree-optimization/91014
63 * tree-ssa-dse.c (initialize_ao_ref_for_dse): Bail out
64 when LHS is NULL_TREE.
66 2019-06-27 Martin Liska <mliska@suse.cz>
68 * symbol-summary.h (traverse): Pass
69 argument a to the call of callback.
70 (gt_ggc_mx): Mark arguments as unused.
71 (gt_pch_nx): Likewise.
73 2019-06-27 Kewen Lin <linkw@gcc.gnu.org>
76 * gcc/loop-iv.c (find_simple_exit): Call finite_loop_p to update
79 2019-06-26 Jeff Law <law@redhat.com>
81 PR tree-optimization/90883
82 * tree-ssa-dse.c (delete_dead_or_redundant_call): Fix signature.
83 (delete_dead_or_redundant_assignment): Likewise.
85 PR tree-optimization/90883
86 * tree-ssa-alias.c (stmt_kills_ref_p): Handle BUILT_IN_CALLOC.
87 * tree-ssa-dse.c: Update various comments to distinguish between
88 dead and redundant stores.
89 (initialize_ao_ref_for_dse): Handle BUILT_IN_CALLOC.
90 (dse_optimize_redundant_stores): New function.
91 (delete_dead_or_redundant_call): Renamed from delete_dead_call.
92 Distinguish between dead and redundant calls in dump output. All
94 (delete_dead_or_redundant_assignment): Similarly for assignments.
95 (dse_optimize_stmt): Handle _CHK variants. For statements which
96 store 0 into multiple memory locations, try to prove a subsequent
99 2019-06-26 Uroš Bizjak <ubizjak@gmail.com>
102 * config/i386/i386.c (ix86_autovectorize_vector_sizes):
103 Autovectorize 8-byte vectors for TARGET_MMX_WITH_SSE.
105 2019-06-26 Iain Sandoe <iain@sandoe.co.uk>
107 * config/rs6000/rs6000-internal.h (branch_island): New typedef.
108 (branch_islands): New extern.
109 * config/rs6000/rs6000-logue.c (macho_branch_islands): Moved from
110 * config/rs6000/rs6000.c: .. here.
112 2019-06-26 Iain Sandoe <iain@sandoe.co.uk>
114 * config.gcc (powerpc*-*-linux*): Move target_gtfiles from here..
115 (powerpc*-*-*) ... to here.
117 2019-06-26 Jeff Law <law@redhat.com>
119 * tree-ssa-dse.c (initialize_ao_ref_for_dse): Handle _chk variants of
120 memcpy, memmove and memset builtins.
121 (maybe_trim_memstar_call): Likewise.
123 2019-06-26 David Edelsohn <dje.gcc@gmail.com>
125 * config/rs6000/rs6000-logue.c: Add #ifndef TARGET_PROFILE_KERNEL.
127 2019-06-26 David Edelsohn <dje.gcc@gmail.com>
129 * config.gcc (powerpc-ibm-aix*): Define target_gtfiles.
131 2019-06-26 Segher Boessenkool <segher@kernel.crashing.org>
133 * config/rs6000/rs6000-internal.h (rs6000_keep_leaf_when_profiled): New
135 * config/rs6000/rs6000-logue.c (rs6000_keep_leaf_when_profiled): Remove
137 * config/rs6000/rs6000-logue.c (rs6000_keep_leaf_when_profiled): Delete
140 2019-06-26 Segher Boessenkool <segher@kernel.crashing.org>
142 * config/rs6000/rs6000.c: Fix previous commit, it missed some changes.
144 2019-06-26 Richard Biener <rguenther@suse.de>
147 * tree-inline.c (remap_ssa_name): Copy SSA range info.
149 2019-06-26 Richard Biener <rguenther@suse.de>
151 * lto-streamer.h (lto_bitmap_alloc): Remove.
152 (lto_bitmap_free): Likewise.
153 * lto-streamer.c (lto_bitmap_alloc): Remove.
154 (lto_bitmap_free): Likewise.
155 (lto_obstack): Likewise.
156 (lto_obstack_initialized): Likewise.
157 * lto-streamer-out.c (lto_output): Use own obstack for local
158 bitmap, free it consistently.
160 2019-06-26 Jakub Jelinek <jakub@redhat.com>
164 (*<extract_type>_vinsert<shuffletype><extract_suf>_0): Use vmovupd,
165 vmovups, vmovdqu, vmovdqu32 or vmovdqu64 instead of the aligned
166 insns if operands[2] is misaligned_operand.
168 2019-06-26 Li Jia He <helijia@linux.ibm.com>
170 * config/rs6000/rs6000.h (TARGET_MADDLD): Remove the restriction of
172 * config/rs6000/rs6000.md (maddld): Change maddld match_operand from DI
175 2019-06-26 Segher Boessenkool <segher@kernel.crashing.org>
177 * doc/invoke.texi (Warning Options): Fix some @opindex syntax.
179 2019-06-26 Martin Liska <mliska@suse.cz>
181 PR tree-optimization/90973
182 * tree-vect-loop.c (vect_get_known_peeling_cost): Use
183 epilogue_cost_vec instead of prologue_cost_vec for
186 2019-06-26 Martin Liska <mliska@suse.cz>
188 * bb-reorder.c (connect_better_edge_p): Add missing else
189 statement in the middle of if-else statements.
191 /home/marxin/Programming/gcc/gcc/bb-reorder.c:1031:2: warning: Value stored to 'is_better_edge' is never read
192 is_better_edge = true;
194 /home/marxin/Programming/gcc/gcc/bb-reorder.c:1034:2: warning: Value stored to 'is_better_edge' is never read
195 is_better_edge = false;
198 2019-06-25 Hongtao Liu <hongtao.liu@intel.com>
199 H.J. Lu <hongjiu.lu@intel.com>
200 Olga Makhotina <olga.makhotina@intel.com>
202 * common/config/i386/i386-common.c
203 (OPTION_MASK_ISA_AVX512VP2INTERSECT_SET,
204 OPTION_MASK_ISA_AVX512VP2INTERSECT_UNSET): New macros.
205 (OPTION_MASK_ISA2_AVX512F_UNSET): Add
206 OPTION_MASK_ISA_AVX512VP2INTERSECT_UNSET.
207 (ix86_handle_option): Handle -mavx512vp2intersect.
208 * config/i386/avx512vp2intersectintrin.h: New.
209 * config/i386/avx512vp2intersectvlintrin.h: New.
210 * config/i386/cpuid.h (bit_AVX512VP2INTERSECT): New.
211 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
213 * config/i386/i386-builtin-types.def: Add new types.
214 * config/i386/i386-builtin.def: Add new builtins.
215 * config/i386/i386-builtins.c: (enum processor_features): Add
216 F_AVX512VP2INTERSECT.
217 (static const _isa_names_table isa_names_table): Ditto.
218 * config/i386/i386-c.c (ix86_target_macros_internal): Define
219 __AVX512VP2INTERSECT__.
220 * config/i386/i386-expand.c (ix86_expand_builtin): Expand
221 IX86_BUILTIN_2INTERSECTD512, IX86_BUILTIN_2INTERSECTQ512,
222 IX86_BUILTIN_2INTERSECTD256, IX86_BUILTIN_2INTERSECTQ256,
223 IX86_BUILTIN_2INTERSECTD128, IX86_BUILTIN_2INTERSECTQ128.
224 * config/i386/i386-modes.def (P2QI, P2HI): New modes.
225 * config/i386/i386-options.c (ix86_target_string): Add
226 -mavx512vp2intersect.
227 (ix86_option_override_internal): Handle AVX512VP2INTERSECT.
228 * config/i386/i386.c (ix86_hard_regno_nregs): Allocate two regs for
229 P2HImode and P2QImode.
230 (ix86_hard_regno_mode_ok): Register pair only starts at even hardreg
231 number for P2QImode and P2HImode.
232 (ix86_regmode_natural_size): New function.
233 * config/i386/i386.h (TARGET_AVX512VP2INTERSECT,
234 TARGET_AVX512VP2INTERSECT_P, PTA_AVX512VP2INTERSECT
235 REGMODE_NATURAL_SIZE, MASK_PAIR_REGNO_P): New.
236 * config/i386/i386-protos.h (ix86_regmode_natural_size): Declare
237 * config/i386/i386.opt: Add -mavx512vp2intersect.
238 * config/i386/immintrin.h: Include avx512vp2intersectintrin.h and
239 avx512vp2intersectvlintrin.h.
240 * config/i386/sse.md (define_c_enum "unspec"): Add UNSPEC_VP2INTERSECT.
241 (define_mode_iterator VI48_AVX512VP2VL): New.
242 (avx512vp2intersect_2intersect<mode>,
243 avx512vp2intersect_2intersectv16si): New define_insn patterns.
244 * config.gcc: Add avx512vp2intersectvlintrin.h and
245 avx512vp2intersectintrin.h to extra_headers.
246 * doc/invoke.texi: Document -mavx512vp2intersect.
248 2019-06-25 Iain Sandoe <iain@sandoe.co.uk>
250 * config/rs6000/darwin.h (ENDFILE_SPEC): New.
252 2019-06-25 Bill Seurer <seurer@linux.vnet.ibm.com>
254 * config/rs6000/rs6000.c (stack_info, rs6000_pic_labelno,
255 savres_routine_syms, savres_routine_name, morestack_ref,
256 rs6000_init_machine_status, save_reg_p, first_reg_to_save,
257 first_fp_reg_to_save, first_altivec_reg_to_save, compute_vrsave_mask,
258 compute_save_world_info, is_altivec_return_reg, fixed_reg_p,
259 rs6000_savres_strategy, rs6000_stack_info, debug_stack_info,
260 rs6000_return_addr, rs6000_decl_ok_for_sibcall,
261 rs6000_function_ok_for_sibcall, rs6000_ra_ever_killed,
262 rs6000_emit_load_toc_table, rs6000_emit_eh_reg_restore, uses_TOC,
263 create_TOC_reference, rs6000_aix_asm_output_dwarf_table_ref,
264 rs6000_emit_stack_tie, rs6000_emit_allocate_stack_1,
265 get_stack_clash_protection_probe_interval,
266 get_stack_clash_protection_guard_size,
267 rs6000_emit_probe_stack_range_stack_clash, rs6000_emit_allocate_stack,
268 rs6000_emit_probe_stack_range, output_probe_stack_range_1,
269 interesting_frame_related_regno, output_probe_stack_range_stack_clash,
270 output_probe_stack_range, rs6000_frame_related, generate_set_vrsave,
271 gen_frame_set, gen_frame_load, gen_frame_store, emit_frame_save,
272 gen_frame_mem_offset, rs6000_savres_routine_name,
273 rs6000_savres_routine_sym, rs6000_emit_stack_reset,
274 ptr_regno_for_savres, rs6000_emit_savres_rtx,
275 rs6000_emit_prologue_move_from_cr, split_stack_arg_pointer_used_p,
276 rs6000_global_entry_point_prologue_needed_p,
277 rs6000_get_separate_components, rs6000_components_for_bb,
278 rs6000_disqualify_components, rs6000_emit_prologue_components,
279 rs6000_emit_epilogue_components, rs6000_set_handled_components,
280 emit_vrsave_prologue, emit_split_stack_prologue, rs6000_emit_prologue,
281 rs6000_output_savres_externs, rs6000_output_function_prologue,
282 rs6000_keep_leaf_when_profiled, load_cr_save, restore_saved_cr,
283 load_lr_save, restore_saved_lr, add_crlr_cfa_restore,
284 offset_below_red_zone_p, emit_cfa_restores, rs6000_emit_epilogue,
285 rs6000_output_function_epilogue, gen_add3_const,
286 rs6000_expand_split_stack_prologue, rs6000_live_on_entry,
287 rs6000_split_stack_space_check, rs6000_save_toc_in_prologue_p): Moved
289 (machine_function): Moved to rs6000.h.
290 (rs6000_stack_t, ALTIVEC_REG_BIT, quad_address_offset_p) Moved to
292 * config/rs6000/rs6000-logue.c(stack_info, rs6000_pic_labelno,
293 savres_routine_syms, savres_routine_name, morestack_ref,
294 rs6000_init_machine_status, save_reg_p, first_reg_to_save,
295 first_fp_reg_to_save, first_altivec_reg_to_save, compute_vrsave_mask,
296 compute_save_world_info, is_altivec_return_reg, fixed_reg_p,
297 rs6000_savres_strategy, rs6000_stack_info, debug_stack_info,
298 rs6000_return_addr, rs6000_decl_ok_for_sibcall,
299 rs6000_function_ok_for_sibcall, rs6000_ra_ever_killed,
300 rs6000_emit_load_toc_table, rs6000_emit_eh_reg_restore, uses_TOC,
301 create_TOC_reference, rs6000_aix_asm_output_dwarf_table_ref,
302 rs6000_emit_stack_tie, rs6000_emit_allocate_stack_1,
303 get_stack_clash_protection_probe_interval,
304 get_stack_clash_protection_guard_size,
305 rs6000_emit_probe_stack_range_stack_clash, rs6000_emit_allocate_stack,
306 rs6000_emit_probe_stack_range, output_probe_stack_range_1,
307 interesting_frame_related_regno, output_probe_stack_range_stack_clash,
308 output_probe_stack_range, rs6000_frame_related, generate_set_vrsave,
309 gen_frame_set, gen_frame_load, gen_frame_store, emit_frame_save,
310 gen_frame_mem_offset, rs6000_savres_routine_name,
311 rs6000_savres_routine_sym, rs6000_emit_stack_reset,
312 ptr_regno_for_savres, rs6000_emit_savres_rtx,
313 rs6000_emit_prologue_move_from_cr, split_stack_arg_pointer_used_p,
314 rs6000_global_entry_point_prologue_needed_p,
315 rs6000_get_separate_components, rs6000_components_for_bb,
316 rs6000_disqualify_components, rs6000_emit_prologue_components,
317 rs6000_emit_epilogue_components, rs6000_set_handled_components,
318 emit_vrsave_prologue, emit_split_stack_prologue, rs6000_emit_prologue,
319 rs6000_output_savres_externs, rs6000_output_function_prologue,
320 rs6000_keep_leaf_when_profiled, load_cr_save, restore_saved_cr,
321 load_lr_save, restore_saved_lr, add_crlr_cfa_restore,
322 offset_below_red_zone_p, emit_cfa_restores, rs6000_emit_epilogue,
323 rs6000_output_function_epilogue, gen_add3_const,
324 rs6000_expand_split_stack_prologue, rs6000_live_on_entry,
325 rs6000_split_stack_space_check, rs6000_save_toc_in_prologue_p): Moved
326 to here from rs6000.c.
327 * config/rs6000/rs6000.h (machine_function): Moved to here from rs6000.c.
328 * config/rs6000/rs6000-internal.h: (rs6000_stack_t, ALTIVEC_REG_BIT,
329 quad_address_offset_p) Moved to here from rs6000.c.
330 * config/rs6000/t-rs6000: Add new source file rs6000-logue.c.
331 * config/config.gcc: Add new source file rs6000-logue.c to garbage
334 2019-06-25 Martin Liska <mliska@suse.cz>
336 * hash-table.c (hashtab_chk_error): Move here from ...
337 * hash-table.h (hashtab_chk_error): ... here.
339 2019-06-25 Martin Liska <mliska@suse.cz>
341 PR tree-optimization/90978
342 * df-scan.c (df_update_entry_block_defs): Remove dead else
344 (df_update_exit_block_uses): Likewise.
346 2019-06-25 Kwok Cheung Yeung <kcy@codesourcery.com>
347 Andrew Stubbs <ams@codesourcery.com>
349 * config.gcc (thread_file): Set to gcn for AMD GCN.
350 * config/gcn/gcn.c (gcn_emutls_var_init): New function.
351 (TARGET_EMUTLS_VAR_INIT): New hook.
353 2019-06-25 Martin Jambor <mjambor@suse.cz>
356 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove assert.
358 2019-06-25 Richard Biener <rguenther@suse.de>
360 PR tree-optimization/90930
361 * tree-ssa-reassoc.c (reassociate_bb): Only rewrite expression
362 into parallel form in the last pass instance.
364 2019-06-25 Claudiu Zissulescu <claziss@synopsys.com>
366 * config/arc/arc.c (arc_symbol_binds_local_p): New function.
367 (arc_legitimize_pic_address): Simplify and cleanup the function.
368 (SYMBOLIC_CONST): Remove.
369 (prepare_pic_move): Likewise.
370 (prepare_move_operands): Handle complex mov cases here.
371 (arc_legitimize_address_0): Remove call to
372 arc_legitimize_pic_address.
373 (arc_legitimize_address): Remove call to
374 arc_legitimize_tls_address.
375 * config/arc/arc.md (movqi_insn): Allow Cm3 match.
376 (movhi_insn): Likewise.
378 2019-06-25 Jozef Lawrynowicz <jozef.l@mittosystems.com>
380 * gcc/c-family/c-common.c (c_common_nodes_and_builtins): Define
381 alternate "__intN__" name for "__intN" types.
382 * gcc/c/c-parser.c (c_parse_init): Create keyword for "__intN__" type.
383 * gcc/cp/lex.c (init_reswords): Likewise.
384 * gcc/config/msp430/msp430.h: Use __int20__ for SIZE_TYPE and
386 * gcc/cp/cp-tree.h (cp_decl_specifier_seq): New bitfield "int_n_alt".
387 * gcc/c/c-decl.c (declspecs_add_type): Don't pedwarn about "__intN" ISO
388 C incompatibility if alternate "__intN__" form is used.
389 * gcc/cp/decl.c (grokdeclarator): Likewise.
390 * gcc/cp/parser.c (cp_parser_simple_type_specifier): Set
391 decl_specs->int_n_alt if "__intN__" form is used.
392 * gcc/gimple-ssa-sprintf.c (build_intmax_type_nodes): Accept "__intN__"
393 format of "__intN" types for UINTMAX_TYPE.
394 * gcc/brig/brig-lang.c (brig_build_c_type_nodes): Accept "__intN__"
395 format of "__intN" types for SIZE_TYPE.
396 * gcc/lto/lto-lang.c (lto_build_c_type_nodes): Likewise.
397 * gcc/stor-layout.c (initialize_sizetypes): Accept "__intN__"
398 format of "__intN" types for SIZETYPE.
399 * gcc/tree.c (build_common_tree_nodes): Accept "__intN__"
400 format of "__intN" types for SIZE_TYPE and PTRDIFF_TYPE.
401 * gcc/doc/invoke.texi: Document that __intN__ disables pedantic
404 2019-06-25 Jan Hubicka <jh@suse.cz>
406 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Check that
407 base2_alias_set is non-zero before doing TBAA based disambiguation.
409 2019-06-25 Martin Liska <mliska@suse.cz>
411 PR tree-optimization/90973
412 * tree-vect-loop.c (vect_get_known_peeling_cost): Sum retval
413 of prologue and epilogue.
415 2019-06-24 Jan Hubicka <jh@suse.cz>
417 * ipa-utils.h (type_with_linkage_p): Verify that type is
419 (odr_type_p): Remove extra return.
420 * lto-streamer-out.c (hash_tree): Hash TYPE_CXX_ODR_P;
421 hash STRING_FLAG only for arrays and integers.
422 * tree-stremaer-in.c (unpack_ts_type_common_value_fields):
424 * tree-streamer-out.c (pack_ts_type_common_value_fields):
426 * print-tree.c (print_node): Print cxx-odr-p
428 * tree.c (need_assembler_name_p): Also check that type
430 (verify_type_variant): Update verification of SRING_FLAG;
431 also check CXX_ODR_P.
432 * tree.h (ARRAY_OR_INTEGER_TYPE_CHECK): New macro.
433 (TYPE_STRING_FLAG): Use it.
434 (TYPE_CXX_ODR_P): New macro.
435 * dwarf2out.c (gen_array_type_die): First check that type
436 is an array and then test string flag.
438 2019-06-24 Richard Biener <rguenther@suse.de>
440 PR tree-optimization/90972
441 * tree-vect-stmts.c (vect_init_vector): Handle CONSTANT_CLASS_P
442 in common code, dealing with STRING_CST properly.
444 2019-06-24 Richard Biener <rguenther@suse.de>
446 PR tree-optimization/90930
447 PR tree-optimization/90316
448 * tree-ssa-alias.c (walk_non_aliased_vuses): Add missing
451 2019-06-24 Martin Sebor <msebor@redhat.com>
453 * tree-pretty-print.h: Remove unnecessary punctuation characters
455 * tree-ssa.c (release_defs_bitset): Correct preprocessor conditional.
457 2019-06-24 Jonathan Wakely <jwakely@redhat.com>
459 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG, LDBL_DECIMAL_DIG)
460 (FLT_HAS_SUBNORM, DBL_HAS_SUBNORM, LDBL_HAS_SUBNORM, FLT_TRUE_MIN)
461 (DBL_TRUE_MIN, LDBL_TRUE_MIN): Also define for C++17.
463 2019-06-23 Iain Sandoe <iain@sandoe.co.uk>
465 * config/rs6000/darwin.h: Handle GCC target pragma.
467 2019-06-23 Iain Sandoe <iain@sandoe.co.uk>
469 * config/rs6000/darwin.h: (__PPC__, __PPC64__): New.
471 2019-06-22 Jeff Law <law@redhat.com>
473 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Remove.
475 2019-06-22 Jan Hubicka <jh@suse.cz>
477 * tree-ssa-alias.c (nonoverlapping_component_refs_p): Do not
478 give up on bitfields; continue searching for different refs
481 2019-06-21 Jakub Jelinek <jakub@redhat.com>
483 * tree-vect-data-refs.c (vect_find_stmt_data_reference): Handle
484 even zero DR_OFFSET, but DR_BASE_ADDRESS of POINTER_PLUS_EXPR
485 containing the offset as possible simd lane access. Look through
486 widening conversion. Move the
487 TREE_CODE (DR_INIT (newdr)) == INTEGER_CST test earlier and reindent.
489 2019-06-21 Richard Biener <rguenther@suse.de>
491 PR tree-optimization/90930
492 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Set visited
493 flag on new stmts to avoid re-processing them.
495 2019-06-21 Matthew Beliveau <mbelivea@redhat.com>
497 PR c++/90875 - added -Wswitch-outside-range option
498 * doc/invoke.texi (Wswitch-outside-range): Document.
500 2019-06-21 Jeff Law <law@redhat.com>
502 PR tree-optimization/90949
503 * tree-ssa-copy.c (fini_copy_prop): Use reset_flow_sensitive_info.
504 * tree-ssanames.c (reset_flow_sensitive_info): Reset non-null state.
506 2019-06-21 Richard Biener <rguenther@suse.de>
509 * dwarf2out.c (prune_unused_types_walk): Always consider
510 function-local extern declarations as used.
512 2019-06-21 Richard Biener <rguenther@suse.de>
514 PR tree-optimization/90913
515 * tree-vect-loop-manip.c (vect_loop_versioning): Do not re-use
516 the scalar variant of if-conversion versioning.
518 2019-06-21 Jakub Jelinek <jakub@redhat.com>
520 * omp-low.c (lower_rec_simd_input_clauses): Add rvar2 argument,
521 create another "omp scan inscan exclusive" array if
522 !ctx->scan_inclusive.
523 (lower_rec_input_clauses): Handle exclusive scan inscan reductions.
524 (lower_omp_scan): Likewise.
525 * tree-vectorizer.h (struct _stmt_vec_info): Use 3-bit instead of
526 2-bit bitfield for simd_lane_access_p member.
527 * tree-vect-data-refs.c (vect_analyze_data_refs): Also handle
528 aux == (void *)-4 as simd lane access.
529 * tree-vect-stmts.c (check_scan_store): Handle exclusive scan. Update
530 comment with permutations to show the canonical permutation order.
531 (vectorizable_scan_store): Handle exclusive scan.
532 (vectorizable_store): Call vectorizable_scan_store even for
533 STMT_VINFO_SIMD_LANE_ACCESS_P > 3.
535 * tree-vect-data-refs.c (vect_find_stmt_data_reference): Handle
536 "omp simd array" arrays with one byte elements.
538 2019-06-20 Uroš Bizjak <ubizjak@gmail.com>
540 * config/alpha/alpha.md (@unaligned_store<mode>):
541 Rename from unaligned_store<mode>.
542 (@reload_in<mode>_aligned): Rename from reload_in<mode>_aligned.
543 * config/alpha/sync.md (@load_locked_<mode>): Rename
544 from load_locked_<mode>.
545 (@store_conditional_<mode>): Rename from store_conditional_<mode>.
546 (@atomic_compare_and_swap<mode>_1): Rename
547 from atomic_compare_and_swap<mode>_1.
548 (@atomic_exchange<mode>_1): Rename from atomic_exchange<mode>_1.
549 * config/alpha/alpha.c (alpha_expand_mov_nobwx):
550 Use gen_reload_in_aligned and gen_unaligned_store.
551 (emit_load_locked): Remove.
552 (emit_store_conditional): Ditto.
553 (alpha_split_atomic_op): Use gen_load_locked and gen_store_conditional.
554 (alpha_split_compare_and_swap): Ditto.
555 (alpha_expand_compare_and_swap_12): Use gen_atomic_compare_and_swap_1.
556 (alpha_split_compare_and_swap_12): Use gen_load_locked
557 and gen_store_conditional.
558 (alpha_split_atomic_exchange): Ditto.
559 (alpha_expand_atomic_exchange_12): Use gen_atomic_exchange_1.
560 (alpha_split_atomic_exchange_12): Use gen_load_locked
561 and gen_store_conditional.
563 2019-06-20 Richard Earnshaw <rearnsha@arm.com>
565 * config/aarch64/aarch64-errata.h: New file.
566 * config/aarch64/aarch64-elf-raw.h (CA53_ERR_835769_SPEC): Delete.
567 (CA53_ERR_843419_SPEC): Delete.
568 (LINK_SPEC): Use AARCH64_ERRATA_LINK_SPEC instead of above.
569 * config/aarch64/aarch64-linux.h: Likewise.
570 * config/aarch64/aarch64-netbsd.h: Likewise.
571 * config/aarch64/aarch64-freebsd.h: Likewise.
573 2019-06-20 Marek Polacek <polacek@redhat.com>
575 * config/sh/sh.c (sh2a_function_vector_p): Use get_attribute_name.
577 2019-06-20 Michael Meissner <meissner@linux.ibm.com>
579 * config/rs6000/rs6000.md (isa attribute): Add support for
580 for a future processor.
582 2019-06-20 H.J. Lu <hongjiu.lu@intel.com>
585 * config/i386/i386-expand.c (ix86_expand_vector_set): Generate
586 standard scalar operation pattern for V2DF.
587 * config/i386/sse.md (*<sse>_vm<plusminus_insn><mode>3): New.
588 (*<sse>_vm<multdiv_mnemonic><mode>3): Likewise.
589 (*ieee_<ieee_maxmin><mode>3): Likewise.
590 (vec_setv2df_0): Likewise.
592 2019-06-20 Jan Hubicka <jh@suse.cz>
594 * tree-ssa-alias.c (aliasing_component_refs_p): Remove ref2_is_decl
595 parameter; it has no use in gimple memory model.
596 (indirect_ref_may_alias_decl_p): Update.
598 2019-06-20 Martin Liska <mliska@suse.cz>
600 * params.def (PARAM_HASH_TABLE_VERIFICATION_LIMIT): Decrease
603 2019-06-20 Jakub Jelinek <jakub@redhat.com>
605 * tree-vect-stmts.c (enum scan_store_kind): New type.
606 (scan_store_can_perm_p): Change last argument from int * to
607 vec<enum scan_store_kind> *, record precisely which permutations
608 need whole vector left shift or that plus VEC_COND_EXPR.
609 (vectorizable_scan_store): Adjust caller, use whole vector left shift
610 and additional VEC_COND_EXPR only for those iterations that need it.
612 2019-06-20 Alexandre Oliva <oliva@adacore.com>
614 * config.gcc: Fix ARM --with-fpu checking and error message.
616 2019-06-19 Marek Polacek <polacek@redhat.com>
618 PR c++/60364 - noreturn after first decl not diagnosed.
619 * attribs.c (get_attribute_namespace): No longer static.
620 (decl_attributes): Avoid shadowing. Preserve the C++11 form for C++11
622 (attr_noreturn_exclusions): Make it extern.
623 * attribs.h (get_attribute_namespace): Declare.
624 * tree-inline.c (function_attribute_inlinable_p): Use
627 2019-06-19 Martin Sebor <msebor@redhat.com>
629 PR tree-optimization/90626
630 * tree-ssa-strlen.c (strxcmp_unequal): Fix typos.
632 PR tree-optimization/90626
633 * tree-ssa-strlen.c (strxcmp_unequal): New function.
634 (handle_builtin_string_cmp): Call it.
636 2019-06-19 Iain Sandoe <iain@sandoe.co.uk>
638 * config/darwin.h (DRIVER_SELF_SPECS): Add RDYNAMIC, DARWIN_PIE_SPEC
639 and DARWIN_NOPIE_SPEC.
640 (RDYNAMIC): New, modified from DARWIN_EXPORT_DYNAMIC.
641 (DARWIN_PIE_SPEC): Collate from darwin.h and darwin9.h.
642 (DARWIN_NOPIE_SPEC): Collate from darwin10.h.
643 (DARWIN_NOCOMPACT_UNWIND): New from darwin10.h
644 (DARWIN_EXPORT_DYNAMIC): Delete.
645 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Move no_compact_unwind
646 and pie options processing to darwin.h.
647 * config/darwin9.h (DARWIN_PIE_SPEC): Move pie processing to darwin.h
649 2019-06-19 Iain Sandoe <iain@sandoe.co.uk>
651 * config/darwin-driver.c (darwin_driver_init): Fix off-by-one errors
652 in computing the number of options to be moved.
654 2019-06-19 Maya Rashish <coypu@sdf.org>
656 * config/arm/netbsd-elf.h (SYSARCH_ARM_SYNC_ICACHE): New definition.
657 (CLEAR_INSN_CACHE) Use it.
659 2019-06-19 Uroš Bizjak <ubizjak@gmail.com>
661 * config/i386/i386.md (cmpstrnsi): Remove dead code.
663 2019-06-19 Wilco Dijkstra <wdijkstr@arm.com>
666 * builtins.c (expand_builtin_setjmp_setup): Save
667 hard_frame_pointer_rtx.
668 (expand_builtin_setjmp_receiver): Do not emit sfp = fp move since we
670 * function.c (expand_function_start): Save hard_frame_pointer_rtx for
672 * lra-eliminations.c (eliminate_regs_in_insn): Remove sfp = fp
674 (remove_reg_equal_offset_note): Remove unused function.
675 * reload1.c (eliminate_regs_in_insn): Remove sfp = hfp elimination
677 * config/arc/arc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Remove.
678 (arc_builtin_setjmp_frame_value): Remove function.
679 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Remove.
680 (avr_builtin_setjmp_frame_value): Remove function.
681 * config/i386/i386.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Remove.
682 (ix86_builtin_setjmp_frame_value): Remove function.
683 * config/pa/pa.md (nonlocal_goto): Remove FP adjustment.
684 * config/sparc/sparc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Remove.
685 (sparc_builtin_setjmp_frame_value): Remove function.
686 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Remove.
687 (vax_builtin_setjmp_frame_value): Remove function.
688 * config/xtensa/xtensa.c (xtensa_frame_pointer_required): Force frame
689 pointer if has_nonlocal_label.
691 2019-06-19 Jakub Jelinek <jakub@redhat.com>
693 * doc/md.texi: Document vec_shl_<mode> pattern.
694 * optabs.def (vec_shl_optab): New optab.
695 * optabs.c (shift_amt_for_vec_perm_mask): Add shift_optab
696 argument, if == vec_shl_optab, check for left whole vector shift
697 pattern rather than right shift.
698 (expand_vec_perm_const): Add vec_shl_optab support.
699 * optabs-query.c (can_vec_perm_var_p): Mention also vec_shl optab
701 * tree-vect-generic.c (lower_vec_perm): Support permutations which
702 can be handled by vec_shl_optab.
703 * tree-vect-stmts.c (scan_store_can_perm_p): New function.
704 (check_scan_store): Use it.
705 (vectorizable_scan_store): If target can't do normal permutations,
706 try to use whole vector left shifts and if needed a VEC_COND_EXPR
708 * config/i386/sse.md (vec_shl_<mode>): New expander.
710 * omp-low.c (lower_rec_input_clauses): Handle references properly
712 (lower_omp_scan): Likewise.
714 2019-06-19 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
716 * tree-ssa-address.c (preferred_mem_scale_factor): Handle when
719 2019-06-18 Max Filippov <jcmvbkbc@gmail.com>
722 * config/xtensa/xtensa.c (xtensa_expand_prologue): Add stack
723 pointer adjustment for the case of no callee-saved registers and
724 stack frame bigger than 128 bytes.
726 2019-06-18 Thomas Schwinge <thomas@codesourcery.com>
729 * omp-low.c (check_omp_nesting_restrictions): Handle
730 GF_OMP_TARGET_KIND_OACC_DECLARE.
732 2019-06-18 Uroš Bizjak <ubizjak@gmail.com>
734 * config/i386/i386.md (@cmp<mode>_1): Rename from cmp<mode>_1.
735 (@add<mode>3_carry): Rename from add<mode>3_carry.
736 (@sub<mode>3_carry_ccc): Rename from sub<mode>3_carry_ccc.
737 (@sub<mode>3_carry_ccgz): Rename form sub<mode>3_carry_ccgz.
738 (@copysign<mode>3_const): Rename from copysign<mode>3_const.
739 (@copysign<mode>3_var): Rename from copysign<mode>3_var.
740 (@xorsign<mode>3_1): Rename from xorsign<mode>3_1.
741 (@x86_shift<mode>_adj_1): Rename from x86_shift<mode>_adj_1.
742 (@x86_shift<mode>_adj_2): Rename from x86_shift<mode>_adj_2.
743 (@x86_shift<mode>_adj_3): Rename from x86_shift<mode>_adj_3.
744 (cmpstrnsi): Use gen_cmp_1.
745 (lwp_slwpcb): Use gen_lwp_slwpcb_1.
746 (@lwp_slwpcb<mode>_1): Rename from lwp_slwpcb<mode>_1.
747 (@umonitor_<mode>): Rename from umonitor_<mode>.
748 * config/i386/i386-expand.c (ix86_expand_copysign):
749 Use gen_copysign3_const and gen_copysign3_var.
750 (ix86_expand_xorsign): Use gen_xorsign3_1.
751 (ix86_expand_branch): Use gen_sub3_carry_ccc,
752 gen_sub3_carry_ccgz and gen_cmp1.
753 (ix86_expand_int_addcc): Use gen_sub3_carry and gen_add3_carry.
754 (ix86_split_ashl): Use gen_x86_shift_adj_1 and gen_x86_shift_adj_2.
755 (ix86_split_ashr): Use gen_x86_shift_adj_1 and gen_x86_shift_adj_3.
756 (ix86_split_lshr): Ditto.
757 (ix86_expand_builtin) <case IX86_BUILTIN_UMONITOR>: Use gen_umonitor.
759 2019-06-18 Jason Merrill <jason@redhat.com>
761 * tree.c (build_constructor): Add MEM_STAT_DECL.
763 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
765 * config/aarch64/aarch64-modes.def (CC_NZC): New CC_MODE.
766 * config/aarch64/aarch64-sve.md (*<optab><mode>3_cc)
767 (ptest_ptrue<mode>, while_ult<GPI:mode><PRED_ALL:mode>)
768 (*while_ult<GPI:mode><PRED_ALL:mode>_cc, *cmp<cmp_op><mode>)
769 (*cmp<cmp_op><mode>_ptest, *cmp<cmp_op><mode>_cc)
770 (*pred_cmp<cmp_op><mode>_combine, *pred_cmp<cmp_op><mode>)
771 (vec_cmp<mode><vpred>, vec_cmpu<mode><vpred>, cbranch<mode>4):
772 Use CC_NZC instead of CC.
773 * config/aarch64/aarch64.md (condjump): Print a '.' in SVE conditions.
774 * config/aarch64/aarch64.c (aarch64_sve_condition_codes): New variable.
775 (aarch64_print_operand): Handle E_CC_NZCmode.
776 (aarch64_emit_sve_ptrue_op_cc): Use gen_set_clobber_cc_nzc instead
777 of gen_set_clobber_cc.
779 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
781 * config/aarch64/aarch64-sve.md: Tabify file.
783 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
785 * config/aarch64/aarch64-protos.h (aarch64_pfalse_reg): Declare.
786 * config/aarch64/aarch64.c (aarch64_pfalse_reg): New function.
787 * config/aarch64/aarch64-sve.md: Use it.
789 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
791 * config/aarch64/aarch64-protos.h (aarch64_ptrue_reg): Declare.
792 * config/aarch64/aarch64.c (aarch64_ptrue_reg): New functions.
793 (aarch64_expand_sve_widened_duplicate, aarch64_expand_sve_mem_move)
794 (aarch64_maybe_expand_sve_subreg_move, aarch64_evpc_rev_local)
795 (aarch64_expand_sve_vec_cmp_int): Use it.
796 (aarch64_expand_sve_vec_cmp_float): Likewise.
797 * config/aarch64/aarch64-sve.md: Likewise throughout.
799 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
800 Kugan Vivekanandarajah <kuganv@linaro.org>
802 * config/aarch64/aarch64-sve.md (*cond_<optab><mode>_0): Delete.
803 (*cond_<optab><mode>_z): Fold into...
804 (*cond_<optab><mode>_any): ...here. Also handle cases in which
805 operand 4 can be tied to operand 0 (either inherently or via RA).
807 2019-06-18 Richard Biener <rguenther@suse.de>
810 * cfgexpand.c (expand_debug_expr): Treat NOTE_P DECL_RTL
811 as if optimized away.
813 2019-06-18 Tom de Vries <tdevries@suse.de>
815 * config/nvptx/nvptx-protos.h (gen_set_softstack_insn): Remove.
816 * config/nvptx/nvptx.c (gen_set_softstack_insn): Remove.
817 * config/nvptx/nvptx.md (define_insn "set_softstack_<mode>"):
819 (define_insn "@set_softstack_<mode>"): ... this.
820 (define_insn "omp_simt_enter_<mode>"): Rename to ...
821 (define_insn "@omp_simt_enter_<mode>"): ... this.
822 (define_insn "omp_simt_exit_<mode>"): Rename to ...
823 (define_insn "@omp_simt_exit_<mode>"): ... this.
825 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
827 * tree-vect-loop-manip.c (vect_set_loop_masks_directly): Remove
828 vf parameter. Restore the previous iv step of nscalars_step,
829 but give it iv_type rather than compare_type. Tweak code order
830 to match the comments.
831 (vect_set_loop_condition_masked): Update accordingly.
832 * tree-vect-loop.c (vect_verify_full_masking): Use "unsigned int"
833 for iv_precision. Tweak comment formatting.
835 2019-06-18 Iain Sandoe <iain@sandoe.co.uk>
837 * config/darwin.c: Strip trailing whitespace.
839 2019-06-18 Iain Sandoe <iain@sandoe.co.uk>
841 * config/darwin.c (darwin_emit_unwind_label): New default to false.
842 (darwin_override_options): Set darwin_emit_unwind_label as needed.
844 2019-06-18 Martin Jambor <mjambor@suse.cz>
847 * ipa-cp.c (ignore_edge_p): Do not ignore edges when only the
848 caller does not have flag_ipa_cp set.
850 2019-06-18 Alejandro Martinez <alejandro.martinezvicente@arm.com>
852 * config/aarch64/aarch64-sve.md (mask_fold_left_plus_<mode>): Renamed
853 from "*fold_left_plus_<mode>", updated operands order.
854 * doc/md.texi (mask_fold_left_plus_@var{m}): Documented new optab.
855 * internal-fn.c (mask_fold_left_direct): New define.
856 (expand_mask_fold_left_optab_fn): Likewise.
857 (direct_mask_fold_left_optab_supported_p): Likewise.
858 * internal-fn.def (MASK_FOLD_LEFT_PLUS): New internal function.
859 * optabs.def (mask_fold_left_plus_optab): New optab.
860 * tree-vect-loop.c (mask_fold_left_plus_optab): New function to get a
861 masked internal_fn for a reduction ifn.
862 (vectorize_fold_left_reduction): Add support for masking reductions.
864 2019-06-18 Kewen Lin <linkw@gcc.gnu.org>
867 * target.def (predict_doloop_p): New hook.
868 * targhooks.h (default_predict_doloop_p): New declaration.
869 * targhooks.c (default_predict_doloop_p): New function.
870 * doc/tm.texi.in (TARGET_PREDICT_DOLOOP_P): New hook.
871 * doc/tm.texi: Regenerate.
872 * config/rs6000/rs6000.c (rs6000_predict_doloop_p): New function.
873 (TARGET_PREDICT_DOLOOP_P): New macro.
874 * tree-ssa-loop-ivopts.c (generic_predict_doloop_p): New function.
876 2019-06-17 Jakub Jelinek <jakub@redhat.com>
878 * omp-low.c (struct omp_context): Add scan_inclusive field.
879 (scan_omp_1_stmt) <case GIMPLE_OMP_SCAN>: Set ctx->scan_inclusive
881 (struct omplow_simd_context): Add lastlane member.
882 (lower_rec_simd_input_clauses): Add rvar argument, handle inscan
883 reductions. Build 2 or 3 argument .GOMP_SIMD_LANE calls rather than
885 (lower_rec_input_clauses): Handle inscan reductions in simd contexts.
886 (lower_lastprivate_clauses): Set TREE_THIS_NOTRAP on the ARRAY_REF.
887 (lower_omp_scan): New function.
888 (lower_omp_1) <case GIMPLE_OMP_SCAN>: Use lower_omp_scan.
889 * tree-ssa-dce.c (eliminate_unnecessary_stmts): For IFN_GOMP_SIMD_LANE
890 check 3rd argument if present rather than 2nd.
891 * tree-vectorizer.h (struct _loop_vec_info): Add scan_map member.
892 (struct _stmt_vec_info): Change simd_lane_access_p from bool into
894 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
895 scan_map. For IFN_GOMP_SIMD_LANE check 3rd argument if present rather
897 (_loop_vec_info::~_loop_vec_info): Delete scan_map.
898 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Allow two
899 different STMT_VINFO_SIMD_LANE_ACCESS_P refs if they have the same
901 (vect_find_stmt_data_reference): Encode in ->aux the 2nd
902 IFN_GOMP_SIMD_LANE argument.
903 (vect_analyze_data_refs): Set STMT_VINFO_SIMD_LANE_ACCESS_P from the
905 * tree-vect-stmts.c: Include attribs.h.
906 (vectorizable_call): Adjust comment about IFN_GOMP_SIMD_LANE.
907 (scan_operand_equal_p, check_scan_store, vectorizable_scan_store): New
909 (vectorizable_load): For STMT_VINFO_SIMD_LANE_ACCESS_P tests use != 0.
910 (vectorizable_store): Handle STMT_VINFO_SIMD_LANE_ACCESS_P > 1.
912 2019-06-17 Uroš Bizjak <ubizjak@gmail.com>
915 * config/i386/i386.md (*nabstf2_1): New insn pattern.
916 (*nabs<mode>2_1): Ditto.
917 (nabs sse-reg splitter): New splitter.
918 * config/i386/sse.md (*nabs<mode>2): New insn_and_split pattern.
920 2019-06-17 Jan Hubicka <hubicka@ucw.cz>
923 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Fix
926 2019-06-17 Tom de Vries <tdevries@suse.de>
928 * config/nvptx/nvptx-protos.h (gen_set_softstack_insn): Declare.
929 * config/nvptx/nvptx.c (gen_set_softstack_insn): New function.
930 * config/nvptx/nvptx.md (define_insn "set_softstack_insn"): Rename to
932 (define_insn "set_softstack_<mode>"): ... this. Use P iterator on
934 (define_insn "omp_simt_enter_insn"): Rename to ...
935 (define_insn "omp_simt_enter_<mode>"): ... this. Use P iterator on
936 match_operand 0, 1 and 2, as well as the unspec_volatile result.
937 (define_expand "omp_simt_enter): Use gen_omp_simt_enter_di and
938 gen_omp_simt_enter_si.
939 (define_expand "omp_simt_exit"): New.
940 (define_insn "omp_simt_exit"): Rename to ...
941 (define_insn "omp_simt_exit_<mode>"): ... this. Use P iterator on
944 2019-06-17 Matthew Green <mrg@eterna.com.au>
945 Maya Rashish <coypu@sdf.org>
947 * config.gcc (aarch64*-*-netbsd*): New target.
948 * config/aarch64/aarch64-netbsd.h: New file.
949 * config/aarch64/t-aarch64-netbsd: Likewise.
951 2019-06-17 Jan Hubicka <hubicka@ucw.cz>
953 * tree-ssa-alias.c (aliasing_component_refs_p): Consider only
954 the access path from base to first VIEW_CONVERT_EXPR or
957 2019-06-17 Jan Hubicka <hubicka@ucw.cz>
959 * tree-ssa-alias.c (nonoverlapping_component_refs_p): Also truncate
960 access path on BIT_FIELD_REFs.
962 2019-06-17 Martin Liska <mliska@suse.cz>
965 * ipa-utils.h (odr_type_p): Remove dead code.
967 2019-06-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
969 * configure.ac (ld_vers) <*-*-solaris2*>: Remove support for
970 alternative Solaris 11.4 format.
971 * configure: Regenerate.
973 2019-06-17 Tom de Vries <tdevries@suse.de>
975 * config/nvptx/nvptx.md (define_insn "call_insn"): Rename to ...
976 (define_insn "call_insn_<mode>"): ... this. Use P iterator on
978 (define_insn "call_value_insn"): Rename to ...
979 (define_insn "call_value_insn_<mode>"): this. Use P iterator on
981 (define_insn "nvptx_red_partition"): Set unspec_volatile result mode to
984 2019-06-16 John David Anglin <danglin@gcc.gnu.org>
987 * config/pa/pa.md (nonlocal_goto): Restore frame pointer last. Add
988 frame clobbers and schedule block.
989 (builtin_longjmp): Likewise.
991 2019-06-16 Jozef Lawrynowicz <jozef.l@mittosystems.com>
993 * config/msp430/msp430.c (msp430_expand_helper): Setup arguments which
994 describe how to perform MSPABI compliant 64-bit shift.
995 * config/msp430/msp430.md (ashldi3): New define_expand.
996 (ashrdi3): New define_expand.
997 (lshrdi3): New define_expand.
999 2019-06-16 Jozef Lawrynowicz <jozef.l@mittosystems.com>
1001 * doc/sourcebuild.texi: Document new effective target keyword
1004 2019-06-16 Jan Hubicka <hubicka@ucw.cz>
1006 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p,
1007 indirect_refs_may_alias_p): Revert accidental commits.
1009 * tree-ssa-alias.c (aliasing_component_refs_p): Watch for arrays
1010 at the end of structures.
1012 2019-06-16 Iain Sandoe <iain@sandoe.co.uk>
1014 * config/darwin.c (machopic_indirect_call_target): Use renamed
1015 darwin_picsymbol_stubs to decide on output.
1016 (darwin_override_options): Handle darwin_picsymbol_stubs.
1017 * config/darwin.h (MIN_LD64_OMIT_STUBS): New.
1018 (LD64_VERSION): Revise default.
1019 * config/darwin.opt: (mpic-symbol-stubs): New option.
1020 (darwin_picsymbol_stubs): New variable.
1021 * config/i386/darwin.h (TARGET_MACHO_BRANCH_ISLANDS):
1022 rename to TARGET_MACHO_PICSYM_STUBS.
1023 * config/i386/i386.c (output_pic_addr_const): Likewise.
1024 * config/i386/i386.h Likewise.
1025 * config/rs6000/darwin.h: Likewise.
1026 * config/rs6000/rs6000.c (rs6000_call_darwin_1): Use renamed
1027 darwin_picsymbol_stubs.
1029 2019-06-16 Iain Sandoe <iain@sandoe.co.uk>
1031 * config/darwin.opt (prebind, noprebind, seglinkedit,
1032 noseglinkedit): Add RejectNegative.
1034 2019-06-16 Jan Hubicka <hubicka@ucw.cz>
1036 * tree-ssa-alias.c (nonoverlapping_component_refs_p): Fix pasto
1037 in my previous patch.
1039 2019-06-16 Tom de Vries <tdevries@suse.de>
1041 PR tree-optimization/89376
1042 * tree-parloops.c (oacc_entry_exit_ok_1): Handle red == NULL.
1044 2019-06-15 Maya Rashish <coypu@sdf.org>
1046 * doc/invoke.texi (Spec Files): Update location of the
1049 2019-06-15 Gerald Pfeifer <gerald@pfeifer.com>
1051 * doc/extend.texi (Common Function Attributes): Clarify
1052 no_sanitize. Fix grammar.
1054 2019-06-15 Jan Hubicka <hubicka@ucw.cz>
1056 * tree-ssa-alias.c (alias_stats): Add
1057 nonoverlapping_component_refs_p_may_alias,
1058 nonoverlapping_component_refs_p_no_alias,
1059 nonoverlapping_component_refs_of_decl_p_may_alias,
1060 nonoverlapping_component_refs_of_decl_p_no_alias.
1061 (dump_alias_stats): Dump them.
1062 (nonoverlapping_component_refs_of_decl_p): Add stats.
1063 (nonoverlapping_component_refs_p): Add stats; do not stop on first
1066 2019-06-15 Uroš Bizjak <ubizjak@gmail.com>
1068 * config/i386/i386.md (and<mode>3): Generate zero-extends for
1069 TARGET_ZERO_EXTEND_WITH_AND && optimize_function_for_speed_p (cfun))
1071 (*anddi3_doubleword): Split before reload. Merge with
1072 anddi->zext pre-reload splitter.
1073 (*andndi3_doubleword): Split before reload.
1074 (*<code>di3_doubleword): Ditto.
1075 (*one_cmpldi2_doubleword): Ditto.
1077 2019-06-15 Jakub Jelinek <jakub@redhat.com>
1080 * gimplify.c: Include omp-offload.h and context.h.
1081 (gimplify_bind_expr): Add "omp declare target" attributes
1082 to static block scope variables inside of target region or target
1085 2019-06-15 Tom de Vries <tdevries@suse.de>
1087 PR tree-optimization/90009
1088 * tree-ssa-threadbackward.c (thread_jumps::profitable_jump_thread_path):
1089 Return NULL if bb contains IFN_UNIQUE.
1091 2019-06-14 Segher Boessenkool <segher@kernel.crashing.org>
1093 * config/rs6000/rs6000.md (CCEITHER): New define_mode_iterator.
1094 (un): New define_mode_attr.
1095 (isel_signed_<mode>, isel_unsigned_<mode>): Delete, merge into ...
1096 (isel_<un>signed_<GPR:mode>): ... this. New define_insn.
1097 (isel_reversed_signed_<mode>, isel_reversed_unsigned_<mode>): Delete,
1099 (isel_reversed_<un>signed_<GPR:mode>): ... this. New define_insn.
1101 2019-06-14 Iain Sandoe <iain@sandoe.co.uk>
1103 * config/darwin.opt: Add RejectNegative where needed, reorder
1104 and add minimal functional descriptions.
1106 2019-06-14 H.J. Lu <hongjiu.lu@intel.com>
1108 PR rtl-optimization/90765
1109 * calls.c (update_stack_alignment_for_call): New function.
1110 (expand_call): Call update_stack_alignment_for_call when
1111 outgoing parameter is passed in the stack.
1112 (emit_library_call_value_1): Likewise.
1113 * function.c (locate_and_pad_parm): Don't update
1114 stack_alignment_needed and preferred_stack_boundary.
1116 2019-06-14 H.J. Lu <hongjiu.lu@intel.com>
1119 * config/i386/i386-features.c
1120 (dimode_scalar_chain::compute_convert_gain): Replace
1121 mmxsse_to_integer with sse_to_integer.
1122 * config/i386/i386.c (ix86_register_move_cost): Verify that
1123 moves between MMX and non-MMX units require secondary memory.
1124 Correct costs of moves between SSE and integer units.
1125 * config/i386/i386.h (processor_costs): Rename cost of moving
1126 SSE register to integer to sse_to_integer. Rename cost of
1128 2019-06-14 Matt Thomas <matt@3am-software.com>
1129 Matthew Green <mrg@eterna.com.au>
1130 Nick Hudson <skrll@netbsd.org>
1131 Maya Rashish <coypu@sdf.org>
1132 Richard Earnshaw <rearnsha@arm.com>
1134 * config.gcc (arm*-*-netbsdelf*) Add support for EABI configuration.
1135 * config.host (arm*-*-netbsd*): Use driver-arm.o on native NetBSD.
1136 * config/arm/netbsd-eabi.h: New file.
1137 * config/arm/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Undefine before
1139 (SUBTARGET_EXTRA_ASM_SPEC): Don't pass -matpcs to the assembler.
1140 * config/netbsd-elf.h (NETBSD_LINK_LD_ELF_SO_SPEC): New define.
1141 (NETBSD_SUBTARGET_EXTRA_SPECS): New define.
1142 (SUBTARGET_EXTRA_SPECS): Define to NETBSD_SUBTARGET_EXTRA_SPECS.
1144 2019-06-14 Richard Biener <rguenther@suse.de>
1146 * tree-loop-distribution.c (classify_partition): Return
1147 whether a reduction appeared in all partitions and do not
1148 stop builtin detection because of this.
1149 (distribute_loop): Sort a non-builtin partition last if
1150 there's a reduction in all partitions and make sure the
1151 partition prevailing as last is not a builtin.
1153 2019-06-14 Feng Xue <fxue@os.amperecomputing.com>
1156 * ipa-prop.c (add_to_agg_contents_list): New function.
1157 (clobber_by_agg_contents_list_p): Likewise.
1158 (extract_mem_content): Likewise.
1159 (get_place_in_agg_contents_list): Delete.
1160 (determine_known_aggregate_parts): Renamed from
1161 determine_locally_known_aggregate_parts. New parameter
1164 2019-06-13 Martin Sebor <msebor@redhat.com>
1166 PR tree-optimization/90662
1167 * tree-ssa-strlen.c (get_stridx): Convert fold_build2 operands
1170 2019-06-13 Jan Hubicka <hubicka@ucw.cz>
1173 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Also check that
1174 dbase is not TARGET_MEM_REF.
1176 2019-06-13 Uroš Bizjak <ubizjak@gmail.com>
1178 * config/i386/i386.md (SWIM1248s): Rename from SWIM1248x.
1180 (and<mode>3): Use gen_extend_insn instead of indirect functions.
1181 Do not generate DImode extends for 32bit targets.
1182 (and->zext post-reload splitter): Use gen_extend_insn
1183 instead of indirect functions.
1184 (anddi->zext pre-reload splitter): New.
1185 (*zext<mode>_doubleword_and): Remove.
1186 (*zext<mode>_doubleword): Ditto.
1187 (*zextsi_doubleword): Dittto.
1189 2019-06-13 Uroš Bizjak <ubizjak@gmail.com>
1191 * config/i386/i386-expand.c (ix86_expand_int_sse_cmp):
1192 Use gen_sub3_insn instead of indirect function.
1193 (ix86_expand_ashl_const): Use gen_add2_insn instead of
1195 (ix86_adjust_counter): Ditto.
1197 2019-06-13 Jiufu Guo <guojiufu@linux.ibm.com>
1198 Lijia He <helijia@linux.ibm.com>
1200 PR tree-optimization/77820
1201 * tree-ssa-threadedge.c
1202 (edge_forwards_cmp_to_conditional_jump_through_empty_bb_p): New
1204 (thread_across_edge): Add call to
1205 edge_forwards_cmp_to_conditional_jump_through_empty_bb_p.
1207 2019-06-13 Iain Sandoe <iain@sandoe.co.uk>
1209 * config/darwin-driver.c (validate_macosx_version_min): New.
1210 (darwin_default_min_version): Cleanup and validate supplied version.
1211 (darwin_driver_init): Likewise and push cleaned version into opts.
1213 2019-06-13 Jan Hubicka <hubicka@ucw.cz>
1215 PR tree-optimization/90869
1216 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Watch for view
1217 converts in MEM_REF referencing decl rather than view converts
1218 from decl type to MEM_REF type.
1220 2019-06-13 Richard Biener <rguenther@suse.de>
1222 PR tree-optimization/90856
1223 * tree-sra.c (build_ref_for_model): Only use
1224 build_reconstructed_reference when address-spaces are the same.
1226 2019-06-13 Jakub Jelinek <jakub@redhat.com>
1228 * config/nvptx/nvptx.c (nvptx_sese_number, nvptx_sese_pseudo): Don't
1229 wrap ei variable name in the declaration in ()s.
1230 (nvptx_single): Actually use mode_label variable. Formatting fix.
1232 2019-06-13 Richard Biener <rguenther@suse.de>
1234 * tree-vectorizer.h (vect_loop_vectorized_call): Declare.
1235 * tree-vectorizer.c (vect_loop_vectorized_call): Export and
1236 also return the condition stmt.
1237 * tree-vect-loop-manip.c (vect_loop_versioning): Compute outermost
1238 loop we can version and version that, reusing the loop version
1239 created by if-conversion instead of versioning again.
1241 2019-06-13 Aldy Hernandez <aldyh@redhat.com>
1243 * gimple-loop-versioning.cc (prune_loop_conditions): Use
1245 * tree-vrp (value_range_base::may_contain_p): Call into
1247 (value_inside_range): Make private inside value_range_base class.
1248 Take min/max from *this.
1249 (range_includes_p): Remove.
1250 * tree-vrp.h (value_range_base): Add value_inside_range.
1251 (range_includes_p): Remove.
1252 (range_includes_zero_p): Call may_contain_p.
1253 * vr-values.c (compare_range_with_value): Same.
1255 2019-06-13 Claudiu Zissulescu <claziss@synopsys.com>
1257 * doc/extend.texi (ARC Function Attributes): Update info.
1259 2019-06-13 Feng Xue <fxue@os.amperecomputing.com>
1261 PR tree-optimization/89713
1262 * doc/invoke.texi (-ffinite-loops): Document new option.
1263 * common.opt (-ffinite-loops): New option.
1264 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark
1265 IFN_GOACC_LOOP calls as necessary.
1266 * tree-ssa-loop-niter.c (finite_loop_p): Assume loop with an exit
1268 * omp-offload.c (oacc_xform_loop): Skip lowering if return value of
1269 IFN_GOACC_LOOP call is not used.
1270 * opts.c (default_options_table): Enable -ffinite-loops at -O2+.
1272 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
1275 * tree-vect-loop-manip.c (vect_set_loop_masks_directly): If the
1276 compare_type is not with Pmode size, we will create an IV with
1277 Pmode size with truncated use (i.e. converted to the correct type).
1278 * tree-vect-loop.c (vect_verify_full_masking): Find IV type.
1279 (vect_iv_limit_for_full_masking): New. Factored out of
1280 vect_set_loop_condition_masked.
1281 * tree-vectorizer.h (LOOP_VINFO_MASK_IV_TYPE): New.
1282 (vect_iv_limit_for_full_masking): Declare.
1284 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
1287 * tree-ssa-loop-ivopts.c (get_mem_type_for_internal_fn): Handle
1288 IFN_MASK_LOAD_LANES and IFN_MASK_STORE_LANES.
1289 (get_alias_ptr_type_for_ptr_address): Likewise.
1290 (add_iv_candidate_for_use): Add scaled index candidate if useful.
1291 * tree-ssa-address.c (preferred_mem_scale_factor): New.
1292 * config/aarch64/aarch64.c (aarch64_classify_address): Relax
1295 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
1297 * config/aarch64/iterators.md (ADDSUB): Fix typo in comment.
1299 2019-06-12 Dimitar Dimitrov <dimitar@dinux.eu>
1301 * common/config/pru/pru-common.c: New file.
1302 * config.gcc: Add PRU target.
1303 * config/pru/alu-zext.md: New file.
1304 * config/pru/constraints.md: New file.
1305 * config/pru/predicates.md: New file.
1306 * config/pru/pru-opts.h: New file.
1307 * config/pru/pru-passes.c: New file.
1308 * config/pru/pru-pragma.c: New file.
1309 * config/pru/pru-protos.h: New file.
1310 * config/pru/pru.c: New file.
1311 * config/pru/pru.h: New file.
1312 * config/pru/pru.md: New file.
1313 * config/pru/pru.opt: New file.
1314 * config/pru/t-pru: New file.
1315 * doc/extend.texi: Document PRU pragmas.
1316 * doc/invoke.texi: Document PRU-specific options.
1317 * doc/md.texi: Document PRU asm constraints.
1319 2019-06-12 Martin Sebor <msebor@redhat.com>
1322 * tree-pretty-print.c (dump_mem_ref): New function. Include
1323 MEM_REF type in output when different size than operand.
1324 (dump_generic_node): Move code to dump_mem_ref and call it.
1326 2019-06-12 Martin Sebor <msebor@redhat.com>
1328 PR tree-optimization/90662
1329 * tree-ssa-strlen.c (get_stridx): Handle simple VLAs and pointers
1332 2019-06-12 Tom de Vries <tdevries@suse.de>
1334 PR tree-optimization/90009
1335 * config/nvptx/nvptx.c (nvptx_find_par): Assert fork has at most join.
1337 2019-06-12 Martin Liska <mliska@suse.cz>
1339 * ggc-common.c (ggc_prune_overhead_list): Do not sanitize
1341 * hash-map.h: Add sanitize_eq_and_hash into ::hash_map.
1342 * mem-stats.h (mem_alloc_description::mem_alloc_description):
1343 Do not sanitize created maps.
1345 2019-06-12 Aldy Hernandez <aldyh@redhat.com>
1347 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children): Use
1348 value_range::singleton_p.
1349 * tree-vrp.c (value_range_constant_singleton): Remove.
1350 * tree-vrp.h (value_range_constant_singleton): Remove.
1351 * vr-values.c (vr_values::singleton): Use
1352 value_range::singleton_p.
1354 2019-06-12 Jakub Jelinek <jakub@redhat.com>
1357 * cfgexpand.c (align_local_variable): Add really_expand argument,
1358 don't SET_DECL_ALIGN if it is false.
1359 (add_stack_var): Add really_expand argument, pass it through to
1360 align_local_variable.
1361 (expand_one_stack_var_1): Pass true as really_expand to
1362 align_local_variable.
1363 (expand_one_ssa_partition): Pass true as really_expand to
1365 (expand_one_var): Pass really_expand through to add_stack_var.
1367 2019-06-12 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
1369 * config/arm/iterators.md (VABAL): New int iterator.
1370 * config/arm/neon.md (<sup>sadv16qi): New define_expand.
1371 * config/arm/unspecs.md ("unspec"): Define UNSPEC_VABAL_S, UNSPEC_VABAL_U
1374 2019-06-12 Martin Liska <mliska@suse.cz>
1376 * value-prof.c (stream_out_histogram_value): Only first value
1379 2019-06-12 Jakub Jelinek <jakub@redhat.com>
1382 * symtab.c (symtab_node::set_section): Allow being called on aliases
1383 as long as they aren't analyzed yet.
1385 2019-06-11 Faraz Shahbazker <fshahbazker@wavecomp.com>
1387 * config/mips/mips.c (mips_final_postscan_insn): Modify call
1388 to `mips_set_text_contents_type' to indicate whether a
1389 non-debug insn follows.
1391 2019-06-11 Michael Meissner <meissner@linux.ibm.com>
1393 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Delete
1394 enabling -mpcrel by default.
1395 * config/rs6000/rs6000.c (rs6000_option_override_internal): Update
1396 test for -mpcrel and/or -mprefixed-addr needing -mcpu=future, so
1397 that the test against -mcpu=future is done first. Then test if
1398 -mprefixed-addr is on for -mpcrel.
1399 (rs6000_disable_incompatible_switches): Add -mcpu=future support.
1401 2019-06-11 Jakub Jelinek <jakub@redhat.com>
1404 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Use and.b%d
1407 2019-06-11 Marc Glisse <marc.glisse@inria.fr>
1409 * match.pd (X/[ex]4<Y/[ex]4): Handle conversions.
1411 2019-06-11 Matthew Beliveau <mbelivea@redhat.com>
1413 PR c++/90449 - add -Winaccessible-base option.
1414 * doc/invoke.texi (Winaccessible-base): Document.
1416 2019-06-11 Marc Glisse <marc.glisse@inria.fr>
1418 PR tree-optimization/62041
1419 * fold-const.c (fold_real_zero_addition_p): Handle vectors.
1421 2019-06-11 Jason Merrill <jason@redhat.com>
1423 * gdbhooks.py (TreePrinter.to_string): Recognize ggc_free'd memory.
1424 * tree.c (get_tree_code_name): Likewise.
1425 * print-tree.c (print_node): Only briefly print a node with an
1428 2019-06-11 Jakub Jelinek <jakub@redhat.com>
1431 * trans-mem.c (tm_memopt_compute_available): Add assertion
1432 that blocks is not empty. Formatting fix.
1434 2019-06-11 Martin Liska <mliska@suse.cz>
1437 * hash-table.h: Extend create_gcc, add one parameter
1438 that is passed into hash_table::hash_table.
1440 2019-06-10 Uroš Bizjak <ubizjak@gmail.com>
1442 * config/i386/i386-protos.h (ix86_split_fp_absneg_operator):
1444 * config/i386/i386-expand.c (ix86_expand_fp_absneg_operator):
1445 Emit clobber also for non-sse operations.
1446 (ix86_split_fp_absneg_operator): New function.
1447 * config/i386/i386.md (SSEMODEF): New mode iterator.
1448 (ssevecmodef): New mode attribute.
1449 (<code>tf2): Use absneg code iterator.
1450 (*<code>tf2_1): Rename from *absnegtf3_sse. Use absneg code iterator.
1451 Add three-operand AVX alternatives.
1452 (*<code><mode>2_i387_1): Rename from *absnegxf2_i387.
1453 Use absneg code iterator and X87MODEF mode iterator.
1454 (absneg fp_reg non-sse splitter): Call absneg code iterator
1455 and X87MODEF mode iterator.
1456 (absneg general_reg non-sse splitter): Use absneg code iterator
1457 and X87MODEF mode iterator. Use ix86_split_fp_absneg_operator.
1458 (*<code><mode>2_1): Rename from *absneg<mode>2. Use absneg
1459 code iterator. Add three-operand AVX alternative.
1460 (absneg sse_reg splitter): Use absneg code iterator
1461 and SSEMODEF mode iterator. Handle AVX operands.
1462 (absneg fp_reg splitter): Use absneg code iterator
1463 and MODEF mode iterator.
1464 (absneg general_reg splitter): Merge splitters using MODEF mode
1465 iterator. Use absneg code iterator. Call
1466 ix86_split_fp_absneg_operator.
1467 (*<code><mode>2_i387): Rename from *<code><mode>2_1.
1468 Do not enable for non-sse modes before reload.
1471 (copysing<mode>3): Use SSEMODEF instead of CSGNMODE and
1472 ssevecmodef mode attribute instaed of CSGNVMODE.
1473 (copysign<mode>3_const): Ditto.
1474 (copysign<mode>3_var): Ditto.
1475 * config/i386/i386.md (*<code><mode>2): Rename from *absneg<mode>2.
1476 Use absneg code iterator. Simplify code using std::swap.
1477 * config/i386/predicates.md (absneg_operator): Remove.
1479 2019-06-10 Martin Sebor <msebor@redhat.com>
1481 * gimple-fold.c (get_range_strlen): Update comment that didn't
1482 make it into r267503 or related commits.
1484 2019-06-10 Vladislav Ivanishin <vlad@ispras.ru>
1486 * gcov-tool.c (merge_usage, rewrite_usage): Mark with
1487 ATTRIBUTE_NORETURN thus making consistent with overlap_usage.
1489 2019-06-10 Jakub Jelinek <jakub@redhat.com>
1491 * tree.def (OMP_SCAN): New tree code.
1492 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_INCLUSIVE and
1493 OMP_CLAUSE_EXCLUSIVE.
1494 * tree.h (OMP_CLAUSES): Use OMP_SCAN instead of OMP_TASKGROUP.
1495 (OMP_SCAN_BODY, OMP_SCAN_CLAUSES): Define.
1496 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add entries for
1497 OMP_CLAUSE_{IN,EX}CLUSIVE.
1498 (walk_tree_1): Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
1499 * tree-nested.c (convert_nonlocal_reference_stmt,
1500 convert_local_reference_stmt, convert_gimple_call): Handle
1502 * tree-pretty-print.c (dump_omp_clause): Handle
1503 OMP_CLAUSE_{IN,EX}CLUSIVE.
1504 (dump_generic_node): Handle OMP_SCAN.
1505 * gimple.def (GIMPLE_OMP_SCAN): New gimple code.
1506 * gimple.h (gomp_scan): New type.
1507 (is_a_helper <gomp_scan *>::test,
1508 is_a_helper <const gomp_scan *>::test): New templates.
1509 (gimple_build_omp_scan): Declare.
1510 (gimple_omp_scan_clauses, gimple_omp_scan_clauses_ptr,
1511 gimple_omp_scan_set_clauses): New inline functions.
1512 (CASE_GIMPLE_OMP): Add case GIMPLE_OMP_SCAN:.
1513 * gimple.c (gimple_build_omp_scan): New function.
1514 (gimple_copy): Handle GIMPLE_OMP_SCAN.
1515 * gimple-walk.c (walk_gimple_op, walk_gimple_stmt): Likewise.
1516 * gimple-pretty-print.c (dump_gimple_omp_block): Don't handle
1517 GIMPLE_OMP_TASKGROUP.
1518 (dump_gimple_omp_scan): New function.
1519 (pp_gimple_stmt_1): Handle GIMPLE_OMP_SCAN.
1520 * gimple-low.c (lower_stmt): Handle GIMPLE_OMP_SCAN.
1521 * tree-inline.c (remap_gimple_stmt, estimate_num_insns): Likewise.
1522 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_REDUCTION_INSCAN.
1523 (is_gimple_stmt): Handle OMP_SCAN.
1524 (gimplify_scan_omp_clauses): Reject inscan reductions on constructs
1525 other than OMP_FOR or OMP_SIMD. Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
1526 (gimplify_adjust_omp_clauses): Diagnose inscan reductions not
1527 mentioned in nested #pragma omp scan. Handle
1528 OMP_CLAUSE_{IN,EX}CLUSIVE.
1529 (gimplify_expr): Handle OMP_SCAN.
1530 * omp-low.c (check_omp_nesting_restrictions): For parent context,
1531 look through GIMPLE_OMP_SCAN context. Allow #pragma omp scan in
1533 (scan_omp_1_stmt, lower_omp_1, diagnose_sb_1, diagnose_sb_2): Handle
1536 2019-06-10 Martin Liska <mliska@suse.cz>
1538 * ipa-cp.c (ignore_edge_p): New function.
1539 (build_toporder_info): Use it.
1540 * ipa-inline.c (ignore_edge_p): New function.
1541 (inline_small_functions): Use it.
1542 * ipa-pure-const.c (ignore_edge_for_nothrow):
1543 Verify opt_for_fn for caller and callee.
1544 (ignore_edge_for_pure_const): Likewise.
1545 * ipa-reference.c (ignore_edge_p): Extend to check
1547 * ipa-utils.c (searchc): Refactor.
1548 * ipa-utils.h: Fix coding style.
1550 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
1552 * config/arc/arc.c (arc_rtx_costs): Update costs.
1554 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
1556 * config/arc/arc-protos.h (arc_check_ior_const): Declare.
1557 (arc_split_ior): Likewise.
1558 (arc_check_mov_const): Likewise.
1559 (arc_split_mov_const): Likewise.
1560 * config/arc/arc.c (arc_print_operand): Fix 'z' letter.
1561 (arc_rtx_costs): Replace check Crr with Cax constraint.
1562 (prepare_move_operands): Cleanup, remove unused code.
1563 (arc_split_ior): New function.
1564 (arc_check_ior_const): Likewise.
1565 (arc_split_mov_const): Likewise.
1566 (arc_check_mov_const): Likewise.
1567 * config/arc/arc.md (movsi_insn): Restructure it, and convert it
1568 in define_insn_and_split pattern.
1570 (mulsi3_v2): Add new matching variant.
1571 (andsi3_i): Cleanup pattern.
1572 (rotrsi3_cnt1): Update pattern.
1573 (rotrsi3_cnt8): New pattern.
1574 (ashlsi2_cnt8): Likewise.
1575 (ashlsi2_cnt16): Likewise.
1576 * config/arc/constraints.md (C0p): Update constraint.
1581 2019-06-10 Martin Liska <mliska@suse.cz>
1583 * ipa-icf.c (sem_item_optimizer::parse_nonsingleton_classes):
1584 Update coding style.
1585 (sem_item_optimizer::dump_cong_classes):
1586 Print how many items are in a non-singular class. Improve
1589 2019-06-10 Martin Liska <mliska@suse.cz>
1591 * value-prof.c (dump_histogram_value): Change dump format.
1592 (gimple_mod_subtract_transform): Remove legacy comment.
1594 2019-06-10 Martin Liska <mliska@suse.cz>
1596 * value-prof.c (dump_histogram_value): Print histogram values
1599 2019-06-10 Martin Liska <mliska@suse.cz>
1601 * gcov-io.h (GCOV_DISK_SINGLE_VALUES): New.
1602 (GCOV_SINGLE_VALUE_COUNTERS): Likewise.
1603 * ipa-profile.c (ipa_profile_generate_summary):
1604 Use get_most_common_single_value.
1605 * tree-profile.c (gimple_init_gcov_profiler):
1606 Instrument with __gcov_one_value_profiler_v2
1607 and __gcov_indirect_call_profiler_v4.
1608 * value-prof.c (dump_histogram_value):
1609 Print all values for HIST_TYPE_SINGLE_VALUE.
1610 (stream_out_histogram_value): Update assert for
1612 (stream_in_histogram_value): Set number of
1613 counters for HIST_TYPE_SINGLE_VALUE.
1614 (get_most_common_single_value): New.
1615 (gimple_divmod_fixed_value_transform):
1616 Use get_most_common_single_value.
1617 (gimple_ic_transform): Likewise.
1618 (gimple_stringops_transform): Likewise.
1619 (gimple_find_values_to_profile): Set number
1620 of counters for HIST_TYPE_SINGLE_VALUE.
1621 * value-prof.h (get_most_common_single_value):
1624 2019-06-10 Martin Liska <mliska@suse.cz>
1626 * hash-map.h: Pass default value to hash_table ctor.
1627 * hash-table.h: Add default value to call of a ctor.
1629 2019-06-08 Jonathan Wakely <jwakely@redhat.com>
1631 * doc/invoke.texi (C Dialect Options): Minor grammatical change.
1632 (x86 Options): Replace all uses of "PCL_MUL" with "PCLMUL"
1634 2019-06-07 John David Anglin <danglin@gcc.gnu.orig>
1637 * config/pa/pa-linux.h (ASM_DECLARE_FUNCTION_NAME): Update comment.
1638 Call pa_output_function_label.
1639 (TARGET_ASM_FUNCTION_PROLOGUE): define.
1640 * config/pa/pa-protos.h (pa_output_function_label): Declare.
1641 * config/pa/pa.c (pa_output_function_prologue): Add ATTRIBUTE_UNUSED
1643 (pa_linux_output_function_prologue): Declare.
1644 (TARGET_ASM_FUNCTION_PROLOGUE): Delete define.
1645 (pa_output_function_label): New.
1646 (pa_output_function_prologue): Revise to use pa_output_function_label.
1647 (pa_linux_output_function_prologue): New.
1648 * config/pa/pa.h (TARGET_ASM_FUNCTION_PROLOGUE): Define.
1650 2019-06-07 Aldy Hernandez <aldyh@redhat.com>
1652 * tree-vrp.h (value_range_base::intersect): New.
1653 (value_range::intersect_helper): Move from here...
1654 (value_range_base::intersect_helper): ...to here.
1655 * tree-vrp.c (value_range::intersect_helper): Rename to...
1656 (value_range_base::intersect_helper): ...this, and rewrite to
1657 return a value instead of modifying THIS in place.
1658 Also, move equivalence handling...
1659 (value_range::intersect): ...here, while calling intersect_helper.
1660 * gimple-fold.c (size_must_be_zero_p): Use value_range_base when
1662 * gimple-ssa-evrp-analyze.c (ecord_ranges_from_incoming_edge):
1664 * vr-values.c (vrp_evaluate_conditional_warnv_with_ops): Same.
1666 2019-06-07 Jakub Jelinek <jakub@redhat.com>
1668 * Makefile.in (genprogerr): Add condmd.
1669 (genprog): Remove it here.
1671 2019-06-07 Andrew Stubbs <ams@codesourcery.com>
1673 * doc/invoke.texi (AMD GCN Options): Add gfx906.
1675 2019-06-07 Richard Biener <rguenther@suse.de>
1678 * tree-cfg.c (stmt_starts_bb_p): Split blocks at labels
1679 that appear after user labels.
1681 2019-06-07 Martin Liska <mliska@suse.cz>
1683 * cselib.c (cselib_init): Disable hash table
1685 * hash-set.h: Pass new default argument to m_table.
1686 * hash-table.c: Add global variable with hash table
1688 * hash-table.h (Allocator>::hash_table): Add new argument
1690 (hashtab_chk_error): New.
1691 * params.def (PARAM_HASH_TABLE_VERIFICATION_LIMIT): New.
1692 * toplev.c (process_options): Set hash_table_sanitize_eq_limit
1693 from the PARAM_HASH_TABLE_VERIFICATION_LIMIT value.
1695 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
1697 * common.opt (flto-odr-type-merging): Ignore.
1698 * invoke.texi (-flto-odr-type-merging): Remove.
1699 * ipa-devirt.c (odr_vtable_hasher:odr_name_hasher): Remove.
1700 (can_be_vtable_hashed_p): Remove.
1701 (hash_odr_vtable): Remove.
1702 (odr_vtable_hasher::hash): Remove.
1703 (types_same_for_odr): Remove.
1704 (types_odr_comparable): Remove.
1705 (odr_vtable_hasher::equal): Remove.
1706 (odr_vtable_hash_type, odr_vtable_hash): Remove.
1707 (add_type_duplicate): Do not synchronize vtable and name hashtables.
1708 (get_odr_type): Do not use vtable hash.
1709 (dump_odr_type): Remove commented out code.
1710 (build_type_inheritance_graph): Do not allocate vtable hash.
1711 (rebuild_type_inheritance_graph): Do not delete vtable hash.
1712 * ipa-utils.h (type_with_linkage_p): Drop vtable hash path.
1713 (odr_type_p): Likewise.
1714 * tree.c (need_assembler_name_p): Remove flag_lto_odr_type_mering
1717 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
1719 * tree-ssa-alias.c (aliasing_component_refs_p): Do not give up
1720 immediately after same_types_for_tbaa_p returns -1 and continue
1721 looking for possible exact match; if matching types are arrays
1722 watch for partial overlaps.
1723 (indirect_ref_may_alias_decl_p): Watch for partial array overlaps.
1724 (indirect_refs_may_alias_p): Do type based disambiguation first;
1727 2019-06-07 Richard Sandiford <richard.sandiford@arm.com>
1729 * fwprop.c (propagate_rtx): Fix call to paradoxical_subreg_p.
1731 2019-06-07 Martin Liska <mliska@suse.cz>
1733 * doc/invoke.texi: Remove param.
1734 * gcov-counter.def (GCOV_COUNTER_ICALL_TOPNV):
1736 * gcov-io.h (GCOV_ICALL_TOPN_VAL): Likewise.
1737 (GCOV_ICALL_TOPN_NCOUNTS): Likewise.
1738 * params.def (PARAM_INDIR_CALL_TOPN_PROFILE): Likewise.
1739 * profile.c (instrument_values): Remove
1740 HIST_TYPE_INDIR_CALL_TOPN.
1741 * tree-profile.c (init_ic_make_global_vars):
1742 Always build __gcov_indirect_call only.
1743 (gimple_init_gcov_profiler): Remove usage
1744 of PARAM_INDIR_CALL_TOPN_PROFILE.
1745 (gimple_gen_ic_profiler): Likewise.
1746 * value-prof.c (dump_histogram_value): Likewise.
1747 (stream_in_histogram_value): Likewise.
1748 (gimple_indirect_call_to_profile): Likewise.
1749 (gimple_find_values_to_profile): Likewise.
1750 * value-prof.h (enum hist_type): Likewise.
1752 2019-06-07 Martin Liska <mliska@suse.cz>
1754 * tree-ssa-loop.c (get_lsm_tmp_name): Return at the end of the
1757 2019-06-07 Martin Liska <mliska@suse.cz>
1759 PR tree-optimization/78902
1760 * builtin-attrs.def (ATTR_WARN_UNUSED_RESULT): New.
1761 (ATTR_MALLOC_NOTHROW_LEAF_LIST): Remove.
1762 (ATTR_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
1763 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
1764 (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): Remove.
1765 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Remove.
1766 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LIST): New.
1767 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LIST): New.
1768 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
1769 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): Remove.
1770 (ATTR_ALLOCA_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
1771 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Remove.
1772 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_2_NOTHROW_LEAF_LIST):
1774 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Remove.
1775 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LEAF_LIST): New.
1776 (ATTR_MALLOC_NOTHROW_NONNULL): Remove.
1777 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
1778 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
1779 (ATTR_MALLOC_NOTHROW_NONNULL_LEAF): Remove.
1780 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
1781 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
1782 * builtins.def (BUILT_IN_ALIGNED_ALLOC): Change to use
1783 warn_unused_result attribute.
1784 (BUILT_IN_STRDUP): Likewise.
1785 (BUILT_IN_STRNDUP): Likewise.
1786 (BUILT_IN_ALLOCA): Likewise.
1787 (BUILT_IN_CALLOC): Likewise.
1788 (BUILT_IN_MALLOC): Likewise.
1789 (BUILT_IN_REALLOC): Likewise.
1791 2019-06-06 Jim Wilson <jimw@sifive.com>
1794 * config/riscv/riscv.h (STARTFILE_PREFIX_SPEC): Deleted.
1795 * config/riscv/freebsd.h (STARTFILE_PREFIX_SPEC): Added.
1796 * config/riscv/linux.h (STARTFILE_PREFIX_SPEC): Added.
1798 2019-06-06 Martin Sebor <msebor@redhat.com>
1800 * tree-ssa-strlen.c (adjust_related_strinfos): Avoid trailing article.
1801 (handle_builtin_malloc): Remove trailing spaces.
1802 (handle_builtin_memset): Same.
1803 (handle_builtin_memcmp): Same.
1804 (compute_string_length): Same.
1805 (determine_min_objsize): Same.
1806 (handle_builtin_string_cmp): Same.
1807 (handle_char_store): Same. Break up excessively long line.
1809 2019-06-06 Martin Jambor <mjambor@suse.cz>
1811 * tree-sra.c (build_reconstructed_reference): Drop the alignment
1814 2019-06-06 Martin Jambor <mjambor@suse.cz>
1816 * tree-sra.c (struct access): New field grp_same_access_path.
1817 (dump_access): Dump it.
1818 (build_reconstructed_reference): New function.
1819 (build_ref_for_model): Use it if possible.
1820 (path_comparable_for_same_access): New function.
1821 (same_access_path_p): Likewise.
1822 (sort_and_splice_var_accesses): Set the new flag.
1823 (analyze_access_subtree): Likewise.
1824 (propagate_subaccesses_across_link): Propagate zero value of the new
1825 flag down the access tree.
1827 2019-06-06 Andrew Stubbs <ams@codesourcery.com>
1829 * config.gcc (amdgcn-*-*): Allow --with-arch=gfx906.
1830 * config/gcn/gcn.opt (gpu_type): Add gfx906.
1831 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add gfx906 multilib.
1832 (MULTILIB_DIRNAMES): Rename gcn5 to gfx900.
1835 2019-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1837 PR tree-optimization/90332
1838 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
1839 Handle VALS containing two vectors.
1840 * config/aarch64/aarch64-simd.md (*aarch64_combinez<mode>): Rename
1842 (@aarch64_combinez<mode>): ... This.
1843 (*aarch64_combinez_be<mode>): Rename to...
1844 (@aarch64_combinez_be<mode>): ... This.
1845 (vec_init<mode><Vhalf>): New define_expand.
1846 * config/aarch64/iterators.md (Vhalf): Handle V8HF.
1848 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
1850 * config/msp430/msp430.md (ashlhi3): Use the const_variant of shift
1851 library functions only when not optimizing for size.
1852 (ashlsi3): Likewise.
1853 (ashrhi3): Likewise.
1854 (ashrsi3): Likewise.
1855 (lshrhi3): Likewise.
1856 (lshrsi3): Likewise.
1858 2019-06-06 Andreas Krebbel <krebbel@linux.ibm.com>
1860 PR rtl-optimization/88751
1861 * ira.c (ira): Use the number of the actually referenced registers
1862 when calculating the threshold.
1864 2019-06-06 Jakub Jelinek <jakub@redhat.com>
1866 * configure: Regenerate.
1868 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
1870 * config/msp430/msp430.md (ashlhi3): Force shift src operand into a
1871 register if it is in memory, so the shift can be emulated with a rotate
1873 (ashrhi3): Likewise.
1874 (lshrhi3): Likewise.
1876 2019-06-06 Martin Liska <mliska@suse.cz>
1878 PR tree-optimization/87954
1879 * match.pd: Simplify mult where both arguments are 0 or 1.
1881 2019-06-06 Richard Biener <rguenther@suse.de>
1883 * vr-values.c (vr_values::extract_range_from_ssa_name): Do not
1884 put equivalences on UNDEFINED ranges.
1885 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
1886 Make sure to drop defs of stmts added during simplification
1889 2019-06-06 Richard Biener <rguenther@suse.de>
1891 * tree-ssa-structalias.c: Include tree-cfg.h.
1892 (make_heapvar): Do not make heap vars artificial.
1893 (find_func_aliases_for_builtin_call): Handle stack allocation
1895 (find_func_aliases): Delay processing of simple enough returns
1897 (set_uids_in_ptset): Adjust.
1898 (find_what_var_points_to): Likewise.
1899 (solve_constraints): Do not dump points-to sets here.
1900 (compute_points_to_sets): Post-process return statements,
1901 amending the escaped solution. Dump points-to sets afterwards.
1902 (ipa_pta_execute): Dump points-to sets.
1904 2019-06-06 Martin Liska <mliska@suse.cz>
1907 * doc/install.texi: Fix HTML headers and
1908 titles for 'Installing GCC' pages.
1910 2019-06-06 Martin Liska <mliska@suse.cz>
1912 * ipa-icf-gimple.h (dump_message_1): Remove.
1913 (dump_message): Likewise.
1914 (return_false_with_message_1): Print also file.
1915 (return_false_with_msg): Likewise.
1916 (return_with_result): Likewise.
1917 (return_with_debug): Likewise.
1918 * ipa-icf.c (sem_function::equals_private): Remove call
1921 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
1923 * config/i386/sse.md (define_mode_suffix vecmemsuffix): New.
1924 (define_insn "avx512dq_fpclass<mode><mask_scalar_merge_name>"): Enable
1925 memory operand for it.
1926 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>"): Ditto.
1928 2019-06-05 Martin Sebor <msebor@redhat.com>
1930 * config/i386/i386-features.c (ix86_get_function_versions_dispatcher):
1931 Adjust quoting and hyphenation.
1932 * convert.c (convert_to_real_1): Same.
1933 * gcc.c (driver_wrong_lang_callback): Same.
1934 (driver::handle_unrecognized_options): Same.
1935 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
1936 * opts-common.c (cmdline_handle_error): Same.
1937 (read_cmdline_option): Same.
1938 * opts-global.c (complain_wrong_lang): Same.
1939 (print_ignored_options): Same.
1940 (handle_common_deferred_options): Same.
1941 * pretty-print.h: Same.
1942 * print-rtl.c (debug_bb_n_slim): Same.
1943 * sched-rgn.c (make_pass_sched_fusion): Same.
1944 * tree-cfg.c (verify_gimple_assign_unary): Same.
1945 (verify_gimple_label): Same.
1946 * tree-ssa-operands.c (verify_ssa_operands): Same.
1947 * varasm.c (do_assemble_alias): Same.
1948 (assemble_alias): Same.
1950 2019-06-05 Richard Henderson <rth@twiddle.net>
1952 * config/alpha/alpha.c (direct_return): Move down after
1953 struct machine_function definition; use saved frame_size;
1955 (struct machine_function): Add sa_mask, sa_size, frame_size.
1956 (alpha_sa_mask, alpha_sa_size, compute_frame_size): Merge into ...
1957 (alpha_compute_frame_layout): ... new function.
1958 (TARGET_COMPUTE_FRAME_LAYOUT): New.
1959 (alpha_initial_elimination_offset): Use saved sa_size.
1960 (alpha_vms_initial_elimination_offset): Likewise.
1961 (alpha_vms_can_eliminate): Remove alpha_sa_size call.
1962 (alpha_expand_prologue): Use saved frame data. Merge integer
1963 and fp register save loops.
1964 (alpha_expand_epilogue): Likewise.
1965 (alpha_start_function): Use saved frame data.
1966 * config/alpha/alpha-protos.h (direct_return): Update.
1967 (alpha_sa_size): Remove.
1969 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
1971 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
1972 multiplication by a power-of-two value.
1973 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
1974 and turn the modulo operation into a masking operation.
1976 2019-06-05 Jakub Jelinek <jakub@redhat.com>
1979 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
1980 with VOIDmode inner operands.
1982 2019-06-05 Richard Biener <rguenther@suse.de>
1985 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
1986 turn an expression graph into a tree.
1988 2019-06-05 Jakub Jelinek <jakub@redhat.com>
1990 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
1992 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
1993 treat it like explicit monotonic schedule modifier.
1994 (expand_omp_for): Initialize has_lastprivate_conditional.
1995 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
1998 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
1999 references, lookup in in hash map MEM_REF operand instead of the
2001 (lower_omp_1): When looking for lastprivate conditional assignments,
2002 handle MEM_REFs with REFERENCE_TYPE operands.
2004 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
2005 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
2006 and references a VLA. Handle references to non-VLAs if is_simd
2007 all privatization clauses like reductions.
2008 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
2009 If omp_is_reference, use always omp simd arrays and set
2010 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
2011 fails, emit reference initialization.
2013 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
2016 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
2017 _mm_mask_fpclass_sd_mask): New intrinsics.
2018 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
2019 * config/i386/i386-builtin.def
2020 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
2022 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
2023 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
2024 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
2025 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
2026 case QI_FTYPE_V2SF_INT): Ditto.
2027 * config/i386/sse.md
2028 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
2029 Extended to insnstructions with mask operands.
2031 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
2033 * config/rs6000/constraints.md (define_register_constraint "wp"):
2035 (define_register_constraint "wq"): Delete.
2036 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2037 (rs6000_init_hard_regno_mode_ok): Adjust.
2038 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2039 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
2040 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
2041 (define_mode_attr VSa): Delete.
2042 (define_mode_attr VSisa): New.
2043 (rest of file): Adjust.
2044 * doc/md.texi (Machine Constraints): Adjust.
2046 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
2048 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
2049 (define_attr "enabled"): Handle those new isa values.
2051 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
2053 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
2054 (define_mode_attr VSr5): Delete.
2055 (define_mode_attr VStype_sqrt): Delete.
2056 (define_mode_iterator VSX_SPDP): Delete.
2057 (define_mode_attr VS_spdp_res): Delete.
2058 (define_mode_attr VS_spdp_insn): Delete.
2059 (define_mode_attr VS_spdp_type): Delete.
2060 (*vsx_sqrt<mode>2): Adjust.
2061 (vsx_<VS_spdp_insn>): Delete, split to...
2062 (vsx_xscvdpsp): ... this. New. And...
2063 (vsx_xvcvspdp): ... this. New. And...
2064 (vsx_xvcvdpsp): ... this. New.
2066 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
2068 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
2070 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
2071 (rest of file): Adjust.
2073 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
2075 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
2076 (vsx_extract_<mode>_var): Ditto.
2078 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
2080 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
2083 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
2085 * config/rs6000/constraints.md (define_register_constraint "ww"):
2087 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2088 (rs6000_init_hard_regno_mode_ok): Adjust.
2089 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2090 RS6000_CONSTRAINT_ww.
2091 * config/rs6000/rs6000.md: Adjust.
2092 * config/rs6000/vsx.md: Adjust.
2093 * doc/md.texi (Machine Constraints): Adjust.
2095 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
2097 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
2098 (define_mode_attr sd): New.
2099 (define_mode_attr s): New.
2100 (define_mode_attr Ftrad): Delete.
2101 (define_mode_attr Fvsx): Delete.
2102 (define_mode_attr Fs): Delete.
2103 (rest of file): Use the new mode attributes.
2104 * config.rs6000/vsx.md: Use the new mode attributes.
2106 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
2108 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
2111 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
2113 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
2114 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
2115 used with VSX_B, VSX_D, or VSX_F, with just "wa".
2117 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
2120 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
2121 C++ with strict ANSI requirements.
2123 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
2125 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
2126 computations when step is 1.
2128 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
2130 * config/rs6000/constraints.md (define_register_constraint "wf"):
2132 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2133 (rs6000_init_hard_regno_mode_ok): Adjust.
2134 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2135 RS6000_CONSTRAINT_wf.
2136 * config/rs6000/rs6000.md: Adjust.
2137 * config/rs6000/vsx.md: Adjust.
2138 * doc/md.texi (Machine Constraints): Adjust.
2140 2019-06-04 Andrew Pinski <apinski@marvell.com>
2142 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
2145 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
2147 * config/rs6000/constraints.md (define_register_constraint "wd"):
2149 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2150 (rs6000_init_hard_regno_mode_ok): Adjust.
2151 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2152 RS6000_CONSTRAINT_wd.
2153 * config/rs6000/rs6000.md: Adjust.
2154 * config/rs6000/vsx.md: Adjust.
2155 * doc/md.texi (Machine Constraints): Adjust.
2157 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
2159 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
2160 (rest of file): Adjust.
2162 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
2164 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
2165 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
2166 (vsx_splat_<mode>_reg): Adjust.
2168 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
2170 * config/rs6000/constraints.md (define_register_constraint "ws"):
2172 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2173 (rs6000_init_hard_regno_mode_ok): Adjust.
2174 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2175 RS6000_CONSTRAINT_ws.
2176 * config/rs6000/rs6000.md: Adjust.
2177 * config/rs6000/vsx.md: Adjust.
2178 * doc/md.texi (Machine Constraints): Adjust.
2180 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
2182 * config/rs6000/constraints.md (define_register_constraint "wv"):
2184 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2185 (rs6000_init_hard_regno_mode_ok): Adjust.
2186 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2187 RS6000_CONSTRAINT_wv.
2188 * config/rs6000/rs6000.md: Adjust.
2189 * config/rs6000/vsx.md: Adjust.
2190 * doc/md.texi (Machine Constraints): Adjust.
2192 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
2194 * config/rs6000/constraints.md (define_register_constraint "wi"):
2196 (define_register_constraint "wt"): Delete.
2197 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2198 (rs6000_init_hard_regno_mode_ok): Adjust.
2199 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2200 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
2201 * config/rs6000/rs6000.md: Adjust.
2202 * config/rs6000/vsx.md: Adjust.
2203 * doc/md.texi (Machine Constraints): Adjust.
2205 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
2207 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
2209 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
2210 default_elf_asm_output_external.
2212 2019-06-04 Martin Liska <mliska@suse.cz>
2214 * ipa-icf.c (INCLUDE_LIST): Remove.
2215 (sem_item_optimizer::execute): Remove call to init_wpa.
2216 * ipa-icf.h (init_wpa): Remove.
2218 2019-06-04 Jakub Jelinek <jakub@redhat.com>
2220 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
2221 conditional on combined for simd.
2222 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
2224 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
2225 constructs, don't remove lastprivate_conditional_map, but instead set
2226 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
2227 to parent construct temporaries.
2228 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
2229 like !ctx->lastprivate_conditional_map.
2230 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
2231 use up->outer context instead of up.
2232 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
2233 gimple_omp_for_combined_p.
2234 (expand_omp_for_static_nochunk): Likewise.
2235 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
2236 probably moved over into expand_omp_for_generic rather than being copied
2239 2019-06-04 Martin Liska <mliska@suse.cz>
2241 * value-prof.c (dump_histogram_value): Fix typo.
2242 (gimple_mod_subtract_transform): Likewise.
2244 2019-06-04 Richard Biener <rguenther@suse.de>
2247 * tree-chrec.c (chrec_contains_symbols): Add to visited.
2248 (tree_contains_chrecs): Likewise.
2249 (chrec_contains_symbols_defined_in_loop): Move here and avoid
2250 exponential behaivor from ...
2251 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
2253 (expression_expensive_p): Avoid exponential behavior and compute
2254 expanded size, rejecting any expansion.
2255 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
2256 (idx_contains_abnormal_ssa_name_p): Likewise.
2257 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
2258 (contains_abnormal_ssa_name_p): Simplify and use
2259 walk_tree_without_duplicates.
2261 2019-06-04 Richard Biener <rguenther@suse.de>
2263 PR tree-optimization/90738
2265 2019-06-03 Richard Biener <rguenther@suse.de>
2267 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
2268 full reference tree and record in ref->ref.
2269 (vn_reference_lookup_3): Pass in original ref to
2270 ao_ref_init_from_vn_reference.
2271 (vn_reference_lookup): Likewise.
2272 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
2273 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
2274 Handle non-decl bases in the original reference.
2276 2019-06-04 Martin Liska <mliska@suse.cz>
2278 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
2279 number of references.
2280 (sem_item_optimizer::do_congruence_step):
2281 (sem_item_optimizer::worklist_push): Dump how references
2283 (sem_item_optimizer::worklist_pop): Use heap.
2284 (sem_item_optimizer::process_cong_reduction): Likewise.
2285 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
2287 2019-06-04 Martin Liska <mliska@suse.cz>
2289 * ipa-icf.h (struct sem_usage_pair_hash): New.
2290 (sem_usage_pair_hash::hash): Likewise.
2291 (sem_usage_pair_hash::equal): Likewise.
2292 (struct sem_usage_hash): Likewise.
2293 * ipa-icf.c (sem_item::sem_item): Initialize
2294 referenced_by_count.
2295 (sem_item::add_reference): Register a reference
2296 in ref_map and not in target->usages.
2297 (sem_item::setup): Remove initialization of
2299 (sem_item::~sem_item): Remove usage of dead vectors.
2300 (sem_item::dump): Remove dump of references.
2301 (sem_item_optimizer::sem_item_optimizer): Initialize
2303 (sem_item_optimizer::read_section): Remove useless
2305 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
2306 (sem_item_optimizer::build_graph): Pass m_references
2308 (sem_item_optimizer::verify_classes): Remove usage of dead
2310 (sem_item_optimizer::traverse_congruence_split): Return true
2311 when a class is split.
2312 (sem_item_optimizer::do_congruence_step_for_index): Use
2313 hash_map for look up of (sem_item *, index). That brings
2314 significant speed up.
2315 (sem_item_optimizer::do_congruence_step): Return true
2316 when a split is done.
2317 (congruence_class::is_class_used): Use referenced_by_count.
2319 2019-06-04 Alan Modra <amodra@gmail.com>
2322 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
2325 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
2327 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
2328 * config/rs6000/rs6000.c (direct_move_p): Adjust.
2329 (rs6000_secondary_reload_simple_move): Adjust.
2330 (rs6000_opt_masks): Neuter the "mfpgpr" option.
2331 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
2332 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
2335 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
2336 (floatunssi<mode>2_lfiwzx): Adjust.
2337 (fix_trunc<mode>si2_stfiwx): Adjust.
2338 (fixuns_trunc<mode>si2_stfiwx): Adjust.
2339 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
2340 (mfpgpr): Mark as deprecated.
2341 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
2342 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
2343 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
2345 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
2347 * config/rs6000/constraints.md (define_register_constraint "wg"):
2349 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2350 RS6000_CONSTRAINT_wg.
2351 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2352 (rs6000_init_hard_regno_mode_ok): Adjust.
2353 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
2354 Delete "wg" alternatives.
2355 * doc/md.texi (Machine Constraints): Adjust.
2357 2019-06-03 Alan Modra <amodra@gmail.com>
2359 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
2360 (get_uncond_jump_length): Assert length less than INT_MAX and
2363 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
2366 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
2368 (expand_builtin_nonlocal_goto): Likewise.
2370 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
2372 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
2373 (aarch64_asm_output_external): Declare.
2374 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
2375 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
2376 (aarch64_asm_output_alias): New.
2377 (aarch64_asm_output_external): New.
2378 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
2379 (ASM_OUTPUT_EXTERNAL): Define.
2381 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
2382 * tree-vrp.h (value_range_base::nonzero_p): New.
2383 (value_range_base::set_nonnull): Rename to...
2384 (value_range_base::set_nonzero): ...this.
2385 (value_range_base::set_null): Rename to...
2386 (value_range_base::set_zero): ...this.
2387 (value_range::set_nonnull): Remove.
2388 (value_range::set_null): Remove.
2389 * tree-vrp.c (range_is_null): Remove.
2390 (range_is_nonnull): Remove.
2391 (extract_range_from_binary_expr): Use value_range_base::*zero_p
2392 instead of range_is_*null.
2393 (extract_range_from_unary_expr): Same.
2394 (value_range_base::set_nonnull): Rename to...
2395 (value_range_base::set_nonzero): ...this.
2396 (value_range::set_nonnull): Remove.
2397 (value_range_base::set_null): Rename to...
2398 (value_range_base::set_zero): ...this.
2399 (value_range::set_null): Remove.
2400 (extract_range_from_binary_expr): Rename set_*null uses to
2402 (extract_range_from_unary_expr): Same.
2403 (union_helper): Same.
2404 * vr-values.c (get_value_range): Use set_*zero instead of
2406 (vr_values::extract_range_from_binary_expr): Same.
2407 (vr_values::extract_range_basic): Same.
2409 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
2412 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
2414 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2416 * config/aarch64/iterators.md (MAX_OPP): New code attr.
2417 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
2418 (aarch64_<su>abd<mode>_3): ... This.
2419 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
2421 2019-06-03 Richard Biener <rguenther@suse.de>
2423 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
2424 full reference tree and record in ref->ref.
2425 (vn_reference_lookup_3): Pass in original ref to
2426 ao_ref_init_from_vn_reference.
2427 (vn_reference_lookup): Likewise.
2428 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
2429 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
2430 Handle non-decl bases in the original reference.
2432 2019-06-03 Martin Liska <mliska@suse.cz>
2434 * doc/generic.texi: Remove Java Trees.
2436 2019-06-03 Martin Liska <mliska@suse.cz>
2438 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
2439 returns 0 when operands are equal.
2441 2019-06-03 Richard Biener <rguenther@suse.de>
2443 PR tree-optimization/90716
2444 * tree-loop-distribution.c (destroy_loop): Process blocks in
2447 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2450 * vector-builder.h (vector_builder::count_dups): New method.
2451 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
2453 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
2454 (vec_init<mode><Vel>): New pattern.
2455 * config/aarch64/aarch64.c (emit_insr): New function.
2456 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
2457 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
2458 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
2459 (aarch64_sve_expand_vector_init): Define two overloaded functions.
2461 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2463 PR tree-optimization/90681
2464 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
2465 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
2466 special case for SLP, but fail on non-groupped loads.
2468 2019-06-03 Martin Liska <mliska@suse.cz>
2470 * cfg.c (debug): Use TDF_DETAILS for debug and
2471 print edge info only once.
2473 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
2476 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
2478 2019-06-01 Martin Sebor <msebor@redhat.com>
2481 * tree-pretty-print.c (dump_generic_node): Add parentheses.
2483 2019-05-31 Jan Hubicka <jh@suse.cz>
2485 * alias.c: Include ipa-utils.h.
2486 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
2487 * ipa-devirt.c (prevailing_odr_type): New.
2488 * ipa-utils.h (previaling_odr_type): Declare.
2490 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
2491 Hongtao Liu <hongtao.liu@intel.com>
2494 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
2495 NOTE_INSN_DELETED_LABEL check.
2497 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
2498 Robert Suchanek <robert.suchanek@mips.com>
2500 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
2501 and 3rd operands of the fmadd/fmsub/maddv builtin.
2503 2019-05-31 Jakub Jelinek <jakub@redhat.com>
2505 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
2506 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
2507 on OMP_SIMD if not nested inside of worksharing loop that also has
2508 lastprivate conditional clause for the same decl.
2509 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
2510 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
2512 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
2514 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
2516 (lower_lastprivate_clauses): Likewise.
2517 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
2518 calling lower_rec_input_clauses.
2519 (lower_omp_for): Likewise.
2520 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
2521 clause on simd construct.
2522 * omp-expand.c (expand_omp_simd): Initialize cond_var if
2523 OMP_CLAUSE__CONDTEMP_ clause is present.
2525 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
2528 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
2531 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
2532 TEX_D32, TEX_D64 or TEX_D128.
2534 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
2536 * match.pd (~(vec?cst1:cst2)): New transformation.
2538 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
2540 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
2541 ((size_t)(A /[ex] B) CMP C): New transformation.
2543 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
2545 * doc/md.texi: Document define_insn_and_rewrite.
2546 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
2547 * gensupport.c (queue_elem): Update comment.
2548 (replace_operands_with_dups): New function.
2549 (gen_rewrite_sequence): Likewise.
2550 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
2551 * read-rtl.c (apply_subst_iterator): Likewise.
2552 (add_condition_to_rtx, named_rtx_p): Likewise.
2553 (rtx_reader::read_rtx_operand): Likewise.
2554 * config/aarch64/aarch64-sve.md
2555 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
2556 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
2557 define_insn_and_rewrite.
2558 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
2559 Remove separate define_split.
2561 2019-05-31 Jan Hubicka <jh@suse.cz>
2563 * tree-ssa-alias.c (type_has_components_p): New function.
2564 (aliasing_component_refs_p): Use it.
2566 2019-05-31 Martin Liska <mliska@suse.cz>
2568 * gdbhooks.py: Add const_tree to TreePrinter.
2570 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
2573 * common.opt (feliminate-unused-debug-symbols): Enable by default.
2574 * doc/invoke.texi (Debugging Options): Document new default of
2575 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
2577 2019-05-31 Jakub Jelinek <jakub@redhat.com>
2579 PR tree-optimization/90671
2580 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
2581 template_block used to be empty on the first call, don't use
2582 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
2583 seq with bb_seq and set it with set_bb_seq.
2585 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
2587 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
2589 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
2590 Michael Meissner <meissner@linux.ibm.com>
2592 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
2593 (prefixed_mem_operand): Likewise.
2594 (non_prefixed_mem_operand): Likewise.
2595 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
2597 * config/rs6000/rs6000.c (print_operand_address): Handle
2598 PC-relative addresses.
2599 (mode_supports_prefixed_address_p): New function.
2600 (rs6000_prefixed_address): New function.
2601 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
2602 (SYMBOL_REF_PCREL_P): Likewise.
2604 2019-05-30 Jakub Jelinek <jakub@redhat.com>
2606 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
2607 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
2608 (gimplify_omp_for): If worksharing loop with lastprivate conditional
2609 is nested inside of parallel region, add _condtemp_ clause to both.
2610 * tree-nested.c (convert_nonlocal_omp_clauses,
2611 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
2613 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
2615 * omp-general.c (omp_extract_for_data): Compute it.
2616 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
2617 (lower_rec_input_clauses): Likewise.
2618 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
2619 clause is already present, just add one further one after it.
2620 (lower_lastprivate_clauses): Handle cond_ptr with array type.
2621 (lower_send_shared_vars): Clear _condtemp_ vars.
2622 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
2623 or section or taskgroup.
2624 * omp-expand.c (determine_parallel_type): Disallow combining only if
2625 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
2626 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
2627 (expand_omp_for_generic, expand_omp_for_static_nochunk,
2628 expand_omp_for_static_chunk, expand_omp_for): Use
2629 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
2630 determine if a special set of API routines are needed and if condtemp
2631 needs to be initialized, while always initialize cond_var if
2632 fd->lastprivate_conditional is non-zero.
2634 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
2635 Michael Meissner <meissner@linux.ibm.com>
2637 * config/rs6000/constraints.md (eI): New constraint.
2638 * config/rs6000/predicates.md (cint34_operand): New predicate.
2639 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
2640 (SIGNED_34BIT_OFFSET_P): Likewise.
2641 * doc/md.texi (eI): Document constraint.
2643 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
2645 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
2647 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
2648 Michael Meissner <meissner@linux.ibm.com>
2650 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
2651 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
2652 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
2653 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
2654 (OTHER_FUTURE_MASKS): Likewise.
2655 (POWERPC_MASKS): Likewise.
2656 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
2657 specified without -mprefixed-addr or -mcpu=future. Error if
2658 -mprefixed-addr is specified without -mcpu=future.
2659 (rs6000_opt_masks): Add entry for prefixed-addr.
2660 * rs6000.opt (mprefixed-addr): New option.
2662 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
2664 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
2665 cfun->is_thunk check.
2667 2019-05-30 Jakub Jelinek <jakub@redhat.com>
2669 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
2672 2019-05-30 Martin Liska <mliska@suse.cz>
2674 * gdbinit.in: Fix 'ptc' command. Add trt
2675 that prints TREE_TYPE($).
2677 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
2678 Alan Modra <amodra@gmail.com>
2680 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
2682 (rs6000_indirect_call_template_1): ...and here.
2683 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
2684 plt16_ha, plt16_lo, mtctr indirect calls. Use
2686 (rs6000_decl_ok_for_sibcall): New function.
2687 (rs6000_function_ok_for_sibcall): Refactor.
2688 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
2689 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
2690 when pcrel. Reorganize.
2691 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
2692 * rs6000.h (rs6000_pltseq_enum): New enum.
2693 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
2694 (*pltseq_tocsave): Use rs6000_pltseq_enum.
2695 (*pltseq_plt16_ha): Likewise.
2696 (*pltseq_plt16_lo): Likewise.
2697 (*pltseq_mtctr): Likewise.
2698 (*pltseq_plt_pcrel): New insn.
2699 (*call_local_aix): Handle @notoc calls.
2700 (*call_value_local_aix): Likewise.
2701 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
2702 (*call_value_nonlocal_aix): Likewise.
2703 (*call_indirect_pcrel): New insn.
2704 (*call_value_indirect_pcrel): Likewise.
2707 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
2709 * config/i386/sse.md (*save_multiple<mode>): Rename from
2710 save_multiple<mode>.
2711 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
2712 (*restore_multiple_and_return<mode>): Rename from
2713 restore_multiple_and_return<mode>.
2714 (*restore_multiple_leave_return<mode>): Rename from
2715 restore_multiple_leave_return<mode>.
2717 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
2719 * config.gcc (rx-*-linux*): New target.
2720 * config/rx/elf.opt: New file.
2721 * config/rx/linux.h: Likewise.
2722 * config/rx/t-linux: Likewise.
2723 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
2725 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
2726 (ASM_APP_OFF): Likewise.
2727 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
2730 2019-05-29 Jan Hubicka <jh@suse.cz>
2732 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
2733 variants are pointer equivalent.
2735 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2737 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
2738 * config/aarch64/aarch64-sve2.md: New file.
2739 (<u>avg<mode>3_floor): New pattern.
2740 (<u>avg<mode>3_ceil): Likewise.
2741 (*<sur>h<addsub><mode>): Likewise.
2742 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
2743 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
2745 2019-05-29 Jakub Jelinek <jakub@redhat.com>
2748 * optc-save-gen.awk: In cl_optimization_print, use correct condition
2749 for var_opt_string printing. In cl_optimization_print_diff, print
2750 (null) instead of invoking undefined behavior if one of the
2751 var_opt_string pointers is NULL and use && instead of first || in the
2752 guarding condition. For var_target_other options, handle const char *
2753 target variables similarly to const char * optimize node variables.
2755 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
2757 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
2758 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
2759 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
2760 Add autib1716 and pacib1716 initialisation.
2761 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
2762 for autib1716 and pacib1716.
2763 * config/aarch64/aarch64-protos.h (aarch64_key_type,
2764 aarch64_post_cfi_startproc): Define.
2765 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
2766 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
2767 aarch64_handle_pac_ret_protection): Set default sign key to A.
2768 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
2769 aarch64_expand_prologue): Add check for b-key.
2770 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
2771 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
2772 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
2773 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
2774 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
2775 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
2776 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
2777 * config/aarch64/aarch64.md (do_return): Add check for b-key.
2778 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
2779 pauth_hint_num_a with pauth_hint_num.
2780 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
2781 pauth_hint_num_a with pauth_hint_num.
2782 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
2783 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
2784 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
2785 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
2786 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
2787 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
2788 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
2789 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
2790 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
2791 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
2792 UNSPEC_AUTIA1716 respectively.
2793 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
2794 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
2795 * doc/invoke.texi (-mbranch-protection): Add b-key type.
2796 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
2797 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
2799 2019-05-29 Jakub Jelinek <jakub@redhat.com>
2801 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
2802 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
2803 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
2804 explicit clause on combined parallel into implicit shared clause.
2805 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
2806 and firstprivate if the decl has one too from combined parallel to
2807 the worksharing construct.
2809 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
2810 Michael Meissner <meissner@linux.ibm.com>
2812 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
2814 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
2816 * rtl.h (LABEL_REF_P): New #define.
2818 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
2820 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
2822 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2824 * internal-fn.c: Marked mask_load_direct as vectorizable.
2825 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
2826 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
2827 combined even if masks different with allow_slp_p param.
2828 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
2829 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
2830 dissolve SLP-only vectorizable groups when SLP has been discarded.
2831 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
2832 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
2834 (vect_build_slp_tree_1): Fixed comment typo.
2835 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
2836 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
2838 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
2840 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
2842 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2844 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
2845 Remove obsolete use_thunk reference.
2846 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
2847 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2848 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
2849 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
2850 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2851 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2852 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2853 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
2854 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
2856 2019-05-28 Nathan Sidwell <nathan@acm.org>
2858 * tree.h (IDENTIFIER_ANON_P): New.
2859 (anon_aggrname_format, anon_aggname_p): Don't declare.
2860 (make_anon_name): Declare.
2861 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
2862 (hash_tree): Likewise.
2863 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
2864 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
2865 (anon_cnt, make_anon_name): New.
2867 2019-05-28 Martin Liska <mliska@suse.cz>
2870 * opts-global.c (decode_options): Print help for all
2871 help_option_arguments.
2872 * opts.c (print_help): Add new argument.
2873 (common_handle_option): Remember all values into
2874 help_option_arguments.
2875 * opts.h (print_help): Add new argument.
2877 2019-05-28 Martin Liska <mliska@suse.cz>
2880 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
2881 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
2882 (func_checker::compare_bb): Call compare_loops.
2884 2019-05-27 Jakub Jelinek <jakub@redhat.com>
2886 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
2887 on sections construct.
2888 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
2890 (lower_omp_sections): Handle lastprivate conditional.
2891 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
2892 lastprivate_conditional_map.
2893 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
2895 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
2896 critical, taskgroup and section regions when looking for a region
2897 with non-NULL lastprivate_conditional_map.
2899 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
2901 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
2902 (*ix86_gen_sub3): Ditto.
2903 (*ix86_gen_sub3_carry): Ditto.
2904 (*ix86_gen_one_cmpl2): Ditto.
2905 (*ix86_gen_andsp): Ditto.
2906 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
2907 (gen_and2_insn): New static function.
2908 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
2909 Use gen_add3_insn instead of ix86_gen_add3.
2910 (ix86_expand_split_stack_prologue): Use gen_add2_insn
2911 instead of ix86_gen_add3.
2912 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
2913 Use gen_sub3_insn instead of ix86_gen_sub3.
2914 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
2915 instead of ix86_gen_add3.
2916 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
2917 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
2918 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
2919 * config/i386/i386-options.c (ix86_option_override_internal):
2920 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
2921 ix86_gen_one_cmpl2 and ix86_gen_andsp.
2923 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
2925 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
2926 and DW_OP_GNU_const_index opcodes.
2928 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
2930 * config/i386/i386.h (STACK_SIZE_MODE): Define.
2932 2019-05-27 Richard Biener <rguenther@suse.de>
2934 PR tree-optimization/90637
2935 * tree-ssa-sink.c (statement_sink_location): Honor the
2936 computed sink location for single-uses.
2938 2019-05-27 Richard Biener <rguenther@suse.de>
2941 * match.pd (vec_perm): Avoid clobbering op0 when not generating
2944 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
2946 * config/i386/i386.md (@sub<mode>3_carry): Rename
2947 from sub<mode>3_carry.
2948 (@leave_<mode>): New expander.
2949 (*leave): Rename from leave.
2950 (*leave_rex64): Rename from leave_rex64.
2951 (@monitorx_<mode>): Rename from monitorx_<mode>.
2952 (@clzero_<mode>): Rename from clzero_<mode>.
2953 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
2954 from sse3_monitor_<mode>.
2955 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
2956 (*ix86_gen_leave): Ditto.
2957 (*ix86_gen_monitor): Ditto.
2958 (*ix86_gen_monitorx): Ditto.
2959 (*ix86_gen_clzero): Ditto.
2960 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
2961 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
2962 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
2963 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
2964 Use gen_sse3_monitor instead of ix86_gen_monitor.
2965 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
2966 instead of ix86_gen_monitorx.
2967 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
2968 instead of ix86_gen_clzero.
2969 * config/i386/i386-options.c (ix86_option_override_internal):
2970 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
2971 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
2973 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
2975 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
2976 Rename from tls_global_dynamic_64_<mode>.
2977 (@tls_local_dynamic_base_64_<mode>): Rename from
2978 tls_local_dynamic_base_64_<mode>.
2979 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
2980 Remove indirect function.
2981 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
2982 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
2983 instead of ix86_gen_tls_global_dynamic_64.
2984 Use gen_tls_local_dynamic_base_64 instead of
2985 ix86_gen_tls_local_dynamic_base_64.
2986 * config/i386/i386-options.c (ix86_option_override_internal):
2987 Do not initialize ix86_gen_tls_global_dynamic_64 and
2988 ix86_gen_tls_local_dynamic_base_64.
2990 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
2992 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
2993 Rename from pro_epilogue_adjust_stack_<mode>_add.
2994 (@pro_epilogue_adjust_stack_sub_<mode>)
2995 Rename from pro_epilogue_adjust_stack_<mode>_sub.
2996 (@allocate_stack_worker_probe_<mode>):
2997 Rename from allocate_stack_worker_probe_<mode>.
2998 (allocate_stack): Use gen_allocate_stack_worker_probe.
2999 (probe_stack): Use gen_probe_stack_1.
3000 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
3001 (@adjust_stack_and_probe_<mode>): Rename from
3002 adjust_stack_and_probe<mode>.
3003 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
3004 (stack_protect_set): Use gen_stack_protect_set_1.
3005 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
3006 (stack_protect_test): Use gen_stack_protect_test_1.
3007 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
3008 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
3009 Remove indirect function.
3010 (*ix86_gen_adjust_stack_and_probe): Ditto.
3011 (*ix86_gen_probe_stack_range): Ditto.
3012 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
3013 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
3014 (ix86_adjust_stack_and_probe_stack_clash): Use
3015 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
3016 (ix86_adjust_stack_and_probe): Ditto.
3017 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
3018 of ix86_gen_probe_stack_range.
3019 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
3020 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
3021 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
3022 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
3023 CODE_FOR_stack_protect_test_{si,di}.
3024 * config/i386/i386-options.c (ix86_option_override_internal):
3025 Do not initialize ix86_gen_allocate_stack_worker,
3026 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
3028 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
3030 * doc/invoke.texi (Link Options): Many editorial changes around
3033 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3035 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
3036 pre-Solaris 11 referene and most Studio compiler details.
3038 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
3041 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
3042 DImode to SImode in floating-point registers on 64-bit target.
3043 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
3044 register_operand in xmpyu patterns.
3046 2019-05-24 Jakub Jelinek <jakub@redhat.com>
3048 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
3049 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
3050 OMP_CLAUSE__REDUCTEMP_.
3051 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
3052 OMP_CLAUSE__CONDTEMP_.
3053 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
3054 * tree-pretty-print.c (dump_omp_clause): Likewise.
3055 * tree-nested.c (convert_nonlocal_omp_clauses,
3056 convert_local_omp_clauses): Likewise.
3057 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
3058 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
3059 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
3061 (gimplify_omp_for): Warn and disable conditional modifier from
3062 lastprivate on loop iterators.
3063 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
3065 * omp-general.c (omp_extract_for_data): Initialize it.
3066 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
3068 (delete_omp_context): Delete it.
3069 (lower_lastprivate_conditional_clauses): New function.
3070 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
3071 handle lastprivate conditional clauses.
3072 (lower_reduction_clauses): Add CLIST argument, emit it into
3073 the critical section if any.
3074 (lower_omp_sections): Adjust lower_lastprivate_clauses and
3075 lower_reduction_clauses callers.
3076 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
3077 to lower_lastprivate_clauses.
3078 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
3079 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
3080 clist into a critical section if not emitted there already by
3081 lower_reduction_clauses.
3082 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
3084 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
3085 conditional variables.
3086 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
3088 (expand_omp_for_generic, expand_omp_for_static_nochunk,
3089 expand_omp_for_static_chunk): Handle lastprivate conditional.
3090 (expand_omp_for): Handle fd.lastprivate_conditional like
3093 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
3095 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
3096 kernel does not exit cleanly.
3097 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
3099 2019-05-24 Jason Merrill <jason@redhat.com>
3102 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
3104 2019-05-24 Richard Biener <rguenther@suse.de>
3107 * tree-loop-distribution.c (struct partition): Add location
3109 (partition_alloc): Initialize all fields.
3110 (generate_memset_builtin): Use the location recorded in the
3111 partition for the generated call.
3112 (generate_memcpy_builtin): Likewise.
3113 (classify_partition): Record the location of a single store
3114 as location for the partition.
3116 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
3118 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
3121 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
3124 * common/config/aarch64/aarch64-common.c
3125 (aarch64_rewrite_selected_cpu): Change local temporary variable
3126 type from unsigned long to uint64_t.
3127 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
3128 aarch64_get_extension_string_for_isa_flags): Change declaration to
3129 match new definition by replacing unsigned long with uint64_t.
3131 2019-05-24 Jakub Jelinek <jakub@redhat.com>
3134 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
3135 gen_attr_type just once instead of 4-7 times. Formatting fixes.
3136 Handle stack_protect_test_<mode> codegen similarly to corresponding
3139 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
3141 * config/i386/darwin.h: Reject -mfentry*.
3142 * doc/sourcebuild.texi: Document mfentry target support.
3144 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
3146 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
3147 Rename to rs6000_global_entry_point_prologue_needed_p. Return
3148 false for PC-relative functions.
3149 (rs6000_output_function_prologue): Change called function name to
3150 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
3151 name,1" for PC-relative functions.
3152 (rs6000_elf_declare_function_name): Change called function name to
3153 rs6000_global_entry_point_prologue_needed_p.
3155 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
3158 * config/i386/i386.c (gen_rtx_cost):
3159 Use ix86_tune_cost instead of ix86_cost.
3161 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
3162 Michael Meissner <meissner@linux.ibm.com>
3163 Segher Boessenkool <segher@kernel.crashing.org>
3165 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
3167 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
3168 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
3169 (rs6000_fndecl_pcrel_p): Likewise.
3170 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
3171 error if -mpcrel is requested without -mcpu=future.
3172 (rs6000_opt_masks): Add entry for pcrel.
3173 (rs6000_fndecl_pcrel_p): New function.
3174 (rs6000_pcrel_p): Likewise.
3175 * config/rs6000/rs6000.opt (mpcrel): New option.
3176 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
3178 2019-05-23 Jan Hubicka <jh@suse.cz>
3179 Martin Liska <mliska@suse.cz>
3181 PR tree-optimization/90576
3182 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
3184 (aliasing_component_refs_p): Fix three way size compare conditional;
3185 give up earlier in case we can not decide on equivalence.
3187 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
3188 Michael Meissner <meissner@linux.ibm.com>
3189 Segher Boessenkool <segher@kernel.crashing.org>
3191 * config.gcc: Add future cpu.
3192 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
3193 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
3195 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
3196 (RS6000_CPU): New instantiation for future cpu.
3197 * config/rs6000/rs6000-opts.h (enum processor_type): Add
3199 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
3200 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
3201 * config/rs6000/rs6000-tables.opt: Regenerate.
3202 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
3203 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
3204 (rs6000_machine_from_flags): Handle future cpu.
3205 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
3206 PROCESSOR_POWER9 for now.
3207 (rs6000_adjust_cost): Likewise.
3208 (rs6000_issue_rate): Likewise.
3209 (rs6000_register_move_cost): Likewise.
3210 (rs6000_opt_masks): Add entry for future.
3211 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
3212 (MASK_FUTURE): New #define.
3213 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
3214 * config/rs6000/rs6000.opt (mfuture): New target option.
3215 * doc/invoke.texi (mcpu): Add future cpu.
3217 2019-05-23 Martin Liska <mliska@suse.cz>
3220 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
3221 operation points to a temporary (pointed via tree_to_wide_ref)
3222 that is out of scope after the &.
3224 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
3227 * doc/extend.texi (Function Names): Add missing word.
3229 2019-05-23 Richard Biener <rguenther@suse.de>
3231 PR tree-optimization/88440
3232 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
3234 * tree-loop-distribution.c (generate_memset_builtin): Fold the
3236 (generate_memcpy_builtin): Likewise.
3237 (distribute_loop): Pass in whether to only distribute patterns.
3238 (prepare_perfect_loop_nest): Also allow size optimization.
3239 (pass_loop_distribution::execute): When optimizing a loop
3240 nest for size allow pattern replacement.
3242 2019-05-23 Jakub Jelinek <jakub@redhat.com>
3245 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
3248 2019-05-23 Martin Liska <mliska@suse.cz>
3251 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
3252 expression similarly to gimplify_decl_expr.
3254 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3256 * cse.c (cse_dump_path): s/dump_file/f.
3258 2019-05-22 David Malcolm <dmalcolm@redhat.com>
3261 * diagnostic-format-json.cc: Include "selftest.h".
3262 (json_from_expanded_location): Only add "file" key for non-NULL
3264 (json_from_location_range): Don't add "start" and "finish"
3265 children if they are UNKNOWN_LOCATION.
3266 (selftest::test_unknown_location): New selftest.
3267 (selftest::test_bad_endpoints): New selftest.
3268 (selftest::diagnostic_format_json_cc_tests): New function.
3269 * json.cc (json::object::get): New function.
3270 (selftest::test_object_get): New selftest.
3271 (selftest::json_cc_tests): Call it.
3272 * json.h (json::object::get): New decl.
3273 * selftest-run-tests.c (selftest::run_tests): Call
3274 selftest::diagnostic_format_json_cc_tests.
3275 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
3278 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
3279 Andrew Stubbs <amd@codesourcery.com>
3281 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
3282 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
3283 (kernel): Rename to...
3284 (main_kernel): ... this.
3285 (load_image): Load _init_array and _fini_array kernels.
3286 (run): Add argument for kernel to run.
3287 (main): Run init_array_kernel before main_kernel, and
3288 fini_array_kernel after.
3289 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
3290 amdgpu_hsa_kernel attribute on functions.
3291 (gcn_disable_constructors): Delete.
3292 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
3293 * config/gcn/crt0.c (size_t): Define.
3294 (_init_array, _fini_array): New.
3295 (__preinit_array_start, __preinit_array_end,
3296 __init_array_start, __init_array_end,
3297 __fini_array_start, __fini_array_end): Declare weak references.
3299 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
3301 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
3303 2019-05-22 Jason Merrill <jason@redhat.com>
3305 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
3307 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
3310 * config/i386/i386-options.c (ix86_init_machine_status): Set
3311 stack_frame_required to true.
3312 * config/i386/i386.c (ix86_get_frame_size): New function.
3313 (ix86_frame_pointer_required): Replace get_frame_size with
3314 ix86_get_frame_size.
3315 (ix86_compute_frame_layout): Likewise.
3316 (ix86_find_max_used_stack_alignment): Changed to void. Set
3317 stack_frame_required.
3318 (ix86_finalize_stack_frame_flags): Always call
3319 ix86_find_max_used_stack_alignment. Replace get_frame_size with
3320 ix86_get_frame_size.
3321 * config/i386/i386.h (machine_function): Add stack_frame_required.
3323 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
3325 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
3327 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
3329 * common/config/aarch64/aarch64-common.c
3330 (struct aarch64_option_extension, struct processor_name_to_arch,
3331 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
3332 aarch64_contains_opt,
3333 aarch64_get_extension_string_for_isa_flags): Change type of
3334 variables storing flags to uint64_t.
3335 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
3336 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
3337 * config/aarch64/aarch64.c (struct processor,
3338 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
3339 aarch64_validate_march, aarch64_override_options,
3340 aarch64_option_print, aarch64_handle_attr_isa_flags,
3341 aarch64_declare_function_name, aarch64_start_file): Make flag
3343 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
3344 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
3345 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
3346 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
3347 * config/aarch64/driver-aarch64.c
3348 (struct aarch64_arch_extension, struct aarch64_core_data,
3349 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
3350 flag variables uint64_t.
3351 * doc/invoke.texi: Add documentation for new arguments.
3353 2019-05-22 Richard Biener <rguenther@suse.de>
3355 * alias.c (ao_ref_from_mem): Move stack-slot sharing
3357 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
3359 2019-05-22 Martin Liska <mliska@suse.cz>
3362 * doc/extend.texi: Document the change.
3364 2019-05-22 Richard Biener <rguenther@suse.de>
3366 PR tree-optimization/90450
3367 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
3368 (mem_ref_hasher::equal): Check it.
3369 (mem_ref_alloc): Initialize it.
3370 (gather_mem_refs_stmt): Set it.
3372 2019-05-22 Richard Biener <rguenther@suse.de>
3374 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
3376 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
3379 2019-05-22 Alan Modra <amodra@gmail.com>
3381 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
3382 (ASM_CPU_SPEC): Conditionally add -many.
3383 * config/rs6000/rs6000.c (rs6000_machine): New static var.
3384 (rs6000_machine_from_flags, emit_asm_machine): New functions..
3385 (rs6000_file_start): ..extracted from here, and modified to
3387 (rs6000_output_function_prologue): Emit .machine as necessary.
3388 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
3390 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
3391 added by check_vect_support_and_set_flags.
3392 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
3393 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
3395 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
3398 * ira-lives.c (process_bb_node_lives): Consider defs
3399 for a call insn to be die before the call, not after.
3401 * function.c (assign_parm_setup_block): Raise alignment of
3402 stacked parameter only for STRICT_ALIGNMENT targets.
3404 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
3406 * config/rs6000/constraints.md (define_register_constraint "wz"):
3408 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
3409 RS6000_CONSTRAINT_wz.
3410 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
3411 (rs6000_init_hard_regno_mode_ok): Adjust.
3412 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
3413 * doc/md.texi (Machine Constraints): Adjust.
3415 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
3417 * config/rs6000/constraints.md (define_register_constraint "wl"):
3419 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
3420 RS6000_CONSTRAINT_wl.
3421 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
3422 (rs6000_init_hard_regno_mode_ok): Adjust.
3423 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
3424 * doc/md.texi (Machine Constraints): Adjust.
3426 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
3428 * config/rs6000/constraints.md (define_register_constraint "wm"):
3430 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
3431 RS6000_CONSTRAINT_wm.
3432 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
3433 (rs6000_init_hard_regno_mode_ok): Adjust.
3434 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
3435 * doc/md.texi (Machine Constraints): Adjust.
3437 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
3439 * config/rs6000/constraints.md (define_register_constraint "wk"):
3441 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
3442 RS6000_CONSTRAINT_wk.
3443 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
3444 (rs6000_init_hard_regno_mode_ok): Adjust.
3445 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
3446 * doc/md.texi (Machine Constraints): Adjust.
3448 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
3450 * config/rs6000/constraints.md (define_register_constraint "wj"):
3452 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
3453 RS6000_CONSTRAINT_wj.
3454 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
3455 (rs6000_init_hard_regno_mode_ok): Adjust.
3456 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
3458 * config/rs6000/vsx.md: Ditto.
3459 * doc/md.texi (Machine Constraints): Adjust.
3461 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
3463 * config/rs6000/constraints.md (define_register_constraint "wh"):
3465 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
3466 RS6000_CONSTRAINT_wh.
3467 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
3468 (rs6000_init_hard_regno_mode_ok): Adjust.
3469 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
3470 * doc/md.texi (Machine Constraints): Adjust.
3472 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
3475 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
3476 Avoid calling gen_lowpart with CONST operand.
3478 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
3480 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
3481 field template_last_to_copy.
3482 (ssa_create_duplicates): Set it, and use it. Attempt to
3483 preserve more debug stmts.
3485 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
3487 * config/i386/sse.md (VF1_AVX2): New mode iterator.
3488 (signbit<mode>2): New expander
3490 2019-05-21 James Clarke <jrtc27@jrtc27.com>
3493 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
3494 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
3496 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
3498 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
3499 %ebx and %ecx bafore calling cpuid with leaf 1 or
3500 non-constant leaf argument.
3502 2019-05-21 Alan Modra <amodra@gmail.com>
3505 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
3506 power9 direct move cost.
3507 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
3508 Correct comments and rename functions to suit parameters.
3510 2019-05-21 Richard Biener <rguenther@suse.de>
3513 * fold-const.c (fold_read_from_vector): New function.
3514 * fold-const.h (fold_read_from_vector): Declare.
3515 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
3516 single-element insert permutations. Canonicalize selector
3517 further and fix issue with last commit.
3519 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
3521 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
3522 parameter with default value false to declaration.
3523 (split_edges_for_insertion): New inline function. Wrapper for
3524 split_critical_edges with for_edge_insertion_p = true.
3525 * tree-cfg.c (split_critical_edges): Don't split non-critical
3526 edges if for_edge_insertion_p is false. Fix whitespace.
3527 * tree-ssa-pre.c (pass_pre::execute): Call
3528 split_edges_for_insertion instead of split_critical_edges.
3529 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
3530 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
3531 (pass_data_sink_code): Update function name in the comment.
3533 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
3535 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
3536 around is_value_included_in that knows how to handle BIT_AND_EXPR.
3537 (is_pred_expr_subset_of): Use the new function. Handle more cases where
3538 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
3541 2019-05-21 Martin Liska <mliska@suse.cz>
3543 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
3545 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
3546 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
3548 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3550 (rs6000_function_arg): Likewise.
3551 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
3552 (rs6000_expand_ternop_builtin): Use interval syntax.
3553 (get_element_number): Likewise.
3554 (altivec_expand_builtin): Likewise.
3555 (rs6000_get_function_versions_dispatcher): Quote target_clones.
3559 2019-05-20 Jakub Jelinek <jakub@redhat.com>
3563 * function.h (struct function): Add calls_eh_return member.
3564 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
3565 gimplifying __builtin_eh_return call.
3566 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
3568 (expand_call_inline): Or in src_cfun->calls_eh_return into
3569 dst_cfun->calls_eh_return.
3570 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
3571 cfun->calls_eh_return.
3572 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
3573 * lto-streamer-out.c (output_struct_function_base): Write
3576 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
3578 PR rtl-optimization/43147
3579 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
3580 IX86_BUILTIN_SHUFPD.
3582 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
3584 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
3585 (refs_may_alias_p_1): ... here; update stats.
3586 (refs_may_alias_p): Do not update stats here.
3588 2019-05-20 Richard Biener <rguenther@suse.de>
3590 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
3591 doesn't produce pointers.
3592 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
3593 the first operand points to.
3595 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
3597 * tree-ssa-alias.c (compare_sizes): New function.
3598 (sompare_type_sizes): New function
3599 (aliasing_component_refs_p): Use it.
3600 (indirect_ref_may_alias_decl_p): Likewise.
3602 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3604 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
3606 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3608 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
3609 (LIBLSAN_EARLY_SPEC): Likewise.
3610 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
3612 2019-05-20 Martin Liska <mliska@suse.cz>
3614 * config/i386/i386.c (ix86_libc_has_fast_function):
3615 Add ATTRIBUTE_UNUSED for the argument.
3617 2019-05-20 Richard Biener <rguenther@suse.de>
3619 * gimple-match-head.c: Include vec-perm-indices.h.
3620 * generic-match-head.c: Likewise.
3621 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
3623 * fold-const.c (fold_vec_perm): Export.
3624 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
3625 (match.pd): ...here.
3627 2019-05-20 Jakub Jelinek <jakub@redhat.com>
3629 * cfgloop.h (struct loop): Add simdlen member.
3630 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
3631 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
3632 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
3633 as new argument to autovectorize_vector_sizes target hook. If
3634 loop->simdlen, pick up vector size where the vectorization factor
3635 is equal to loop->simd, and if there is none, fall back to the first
3637 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
3639 * omp-low.c (omp_clause_aligned_alignment): Likewise.
3640 * omp-general.c (omp_max_vf): Likewise.
3641 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
3642 * tree-vect-slp.c (vect_slp_bb): Likewise.
3643 * target.def (autovectorize_vector_sizes): Add ALL argument and
3645 * doc/tm.texi: Adjust documentation.
3646 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
3647 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
3648 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
3650 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
3651 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
3652 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
3653 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
3654 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
3655 preferred vector size is not 512-bit or 256-bit, just put those
3656 unpreferred ones last.
3658 2019-05-20 Martin Liska <mliska@suse.cz>
3660 * targhooks.c (default_libc_has_fast_function): New function.
3661 * targhooks.h (default_libc_has_fast_function): Likewise.
3663 2019-05-20 Martin Liska <mliska@suse.cz>
3666 * builtins.c (expand_builtin_memory_copy_args): When having a
3667 target with fast mempcpy implementation do now use memcpy.
3668 * config/i386/i386.c (ix86_libc_has_fast_function): New.
3669 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
3670 * doc/tm.texi: Likewise.
3671 * doc/tm.texi.in: Likewise.
3673 * expr.c (emit_block_move_hints): Add 2 new arguments.
3674 * expr.h (emit_block_move_hints): Bail out when libcall
3675 to memcpy would be used.
3677 2019-05-20 Martin Liska <mliska@suse.cz>
3679 * profile-count.c: Add vertical spacing in order
3680 to separate functions.
3681 * profile-count.h: Likewise.
3683 2019-05-20 Martin Liska <mliska@suse.cz>
3685 * profile-count.h: Do not use full qualified
3687 * profile-count.c (profile_count::to_frequency): Likewise.
3689 2019-05-20 Martin Liska <mliska@suse.cz>
3691 * profile-count.h (enum profile_quality): Use capital letters
3692 for enum value names. Use the adjusted names.
3693 * profile-count.c: Use the adjusted names.
3695 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3697 * config/rs6000/constraints.md (define_register_constraint "wH"):
3699 (define_register_constraint "wI"): Delete.
3700 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
3701 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
3702 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
3703 (rs6000_init_hard_regno_mode_ok): Adjust.
3704 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
3705 resp. "d", or with "wa" as appropriate, all with "p8v".
3706 * config/rs6000/vsx.md: Ditto.
3707 * doc/md.texi (Machine Constraints): Adjust.
3709 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3711 * config/rs6000/constraints.md (define_register_constraint "wy"):
3713 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
3714 RS6000_CONSTRAINT_wy.
3715 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
3716 (rs6000_init_hard_regno_mode_ok): Adjust.
3717 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
3718 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
3719 (define_mode_attr Fisa): New.
3720 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
3721 * doc/md.texi (Machine Constraints): Adjust.
3723 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3725 * config/rs6000/constraints.md (define_register_constraint "wu"):
3727 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
3728 RS6000_CONSTRAINT_wu.
3729 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
3730 (rs6000_init_hard_regno_mode_ok): Adjust.
3731 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
3733 (define_mode_attr Fa): Delete.
3734 * config/rs6000/vsx.md: Ditto.
3735 * doc/md.texi (Machine Constraints): Adjust.
3737 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3739 * config/rs6000/constraints.md (define_register_constraint "wJ"):
3741 (define_register_constraint "wK"): Delete.
3742 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
3743 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
3744 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
3745 (rs6000_init_hard_regno_mode_ok): Adjust.
3746 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
3747 Replace "wK" constraint by "wH" with "p9v".
3748 * config/rs6000/vsx.md: Ditto.
3749 * doc/md.texi (Machine Constraints): Adjust.
3751 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3753 * config/rs6000/constraints.md (define_register_constraint "wb"):
3755 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
3756 RS6000_CONSTRAINT_wb.
3757 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
3758 (rs6000_init_hard_regno_mode_ok): Adjust.
3759 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
3760 * config/rs6000/vsx.md: Ditto.
3761 * doc/md.texi (Machine Constraints): Adjust.
3763 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3765 * config/rs6000/constraints.md (define_register_constraint "wo"):
3767 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
3768 RS6000_CONSTRAINT_wo.
3769 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
3770 (rs6000_init_hard_regno_mode_ok): Adjust.
3771 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
3772 * config/rs6000/altivec.md: Ditto.
3773 * doc/md.texi (Machine Constraints): Adjust.
3775 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
3777 * config/darwin-c.c (darwin_register_objc_includes): Do not
3778 prepend the sysroot when building gnu-runtime header search
3781 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
3783 * config/darwin.c (darwin_file_end): Use switch_to_section ()
3784 instead of direct output of the asm.
3786 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
3788 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
3789 argument to be type bool (was int before).
3790 (rs6000_emit_epilogue): Simplify some code. Declare some variables
3791 at first use. Use type bool for some variables. Fix a theoretical
3792 eh_return bug for svr4.
3794 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
3796 * config/rs6000/rs6000.md (isa): New attribute.
3797 (enabled): New attribute.
3799 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
3801 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
3802 assemble_start_function and assemble_end_function.
3804 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
3807 * omp-general.c (oacc_verify_routine_clauses): Change formal
3808 parameters. Add checking if already marked with an OpenACC
3809 'routine' directive. Adjust all users.
3812 * omp-general.c (oacc_build_routine_dims): Move some of its
3814 (oacc_verify_routine_clauses): ... this new function.
3815 * omp-general.h (oacc_verify_routine_clauses): New prototype.
3817 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
3819 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
3820 formating of picbase labels to match other ports.
3822 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
3824 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
3825 in the generated code.
3827 2019-05-16 Martin Sebor <msebor@redhat.com>
3829 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
3830 identifiers, keywords, operators, and types in diagnostics. Correct
3831 quoting, spelling, and sentence capitalization issues.
3832 (expand_builtin_atomic_is_lock_free): Same.
3833 (fold_builtin_next_arg): Same.
3834 * cfgexpand.c (expand_one_var): Same.
3835 (tree_conflicts_with_clobbers_p): Same.
3836 (expand_asm_stmt): Same.
3837 (verify_loop_structure): Same.
3838 * cgraphunit.c (process_function_and_variable_attributes): Same.
3839 * collect-utils.c (collect_execute): Same.
3840 * collect2.c (maybe_run_lto_and_relink): Same.
3841 (is_lto_object_file): Same.
3842 (scan_prog_file): Same.
3843 * convert.c (convert_to_real_1): Same.
3844 * dwarf2out.c (dwarf2out_begin_prologue): Same.
3845 * except.c (verify_eh_tree): Same.
3846 * gcc.c (execute): Same.
3847 (eval_spec_function): Same.
3848 (run_attempt): Same.
3849 (driver::set_up_specs): Same.
3850 (compare_debug_auxbase_opt_spec_function): Same.
3851 * gcov-tool.c (unlink_gcda_file): Same.
3854 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
3855 * gimplify.c (gimplify_asm_expr): Same.
3856 (gimplify_adjust_omp_clauses): Same.
3857 * hsa-gen.c (gen_hsa_addr_insns): Same.
3858 (gen_hsa_insns_for_load): Same.
3859 (gen_hsa_cmp_insn_from_gimple): Same.
3860 (gen_hsa_insns_for_operation_assignment): Same.
3861 (gen_get_level): Same.
3862 (gen_hsa_alloca): Same.
3863 (omp_simple_builtin::generate): Same.
3864 (gen_hsa_atomic_for_builtin): Same.
3865 (gen_hsa_insns_for_call): Same.
3866 * input.c (dump_location_info): Same.
3867 * ipa-devirt.c (compare_virtual_tables): Same.
3868 * ira.c (ira_setup_eliminable_regset): Same.
3869 * lra-assigns.c (lra_assign): Same.
3870 * lra-constraints.c (lra_constraints): Same.
3871 * lto-streamer-in.c (lto_input_mode_table): Same.
3872 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
3873 (merge_and_complain): Same.
3874 (compile_offload_image): Same.
3875 (compile_images_for_offload_targets): Same.
3876 (debug_objcopy): Same.
3879 * opts.c (print_specific_help): Same.
3880 (parse_no_sanitize_attribute): Same.
3882 (handle_param): Same.
3883 * plugin.c (add_new_plugin): Same.
3884 (parse_plugin_arg_opt): Same.
3885 (try_init_one_plugin): Same.
3886 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
3887 operators, and types in diagnostics. Correct quoting and spelling
3889 * read-rtl-function.c (parse_edge_flag_token): Same.
3890 (function_reader::parse_enum_value): Same.
3891 * reg-stack.c (check_asm_stack_operands): Same.
3892 * regcprop.c (validate_value_data): Same.
3893 * sched-rgn.c (make_pass_sched_fusion): Same.
3894 * stmt.c (check_unique_operand_names): Same.
3895 * targhooks.c (default_target_option_pragma_parse): Same.
3896 * tlink.c (recompile_files): Same.
3897 * toplev.c (process_options): Same.
3899 * trans-mem.c (diagnose_tm_1): Same.
3900 (ipa_tm_scan_irr_block): Same.
3901 (ipa_tm_diagnose_transaction): Same.
3902 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
3903 format a tree code name in a diagnostic.
3904 (verify_types_in_gimple_min_lval): Same.
3905 (verify_types_in_gimple_reference): Same.
3906 (verify_gimple_call): Same.
3907 (verify_gimple_assign_unary): Same.
3908 (verify_gimple_assign_binary): Same.
3909 (verify_gimple_assign_ternary): Same.
3910 (verify_gimple_assign_single): Same.
3911 (verify_gimple_switch): Same.
3912 (verify_gimple_label): Same.
3913 (verify_gimple_phi): Same.
3914 (verify_gimple_in_seq): Same.
3915 (verify_eh_throw_stmt_node): Same.
3916 (collect_subblocks): Same.
3917 (gimple_verify_flow_info): Same.
3918 (do_warn_unused_result): Same.
3919 * tree-inline.c (expand_call_inline): Same.
3920 * tree-into-ssa.c (update_ssa): Same.
3921 * tree.c (tree_int_cst_elt_check_failed): Same.
3922 (tree_vec_elt_check_failed): Same.
3923 (omp_clause_operand_check_failed): Same.
3924 (verify_type_variant): Same.
3925 (verify_type): Same.
3926 * value-prof.c (verify_histograms): Same.
3927 * varasm.c (assemble_start_function): Same.
3929 2019-05-16 Martin Sebor <msebor@redhat.com>
3931 * config/i386/i386-expand.c (get_element_number): Quote keywords
3932 and other internal names in diagnostics. Adjust other diagnostic
3933 formatting issues noted by -Wformat-diag.
3934 * config/i386/i386-features.c
3935 (ix86_mangle_function_version_assembler_name): Same.
3936 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
3937 * config/i386/i386.c (ix86_function_type_abi): Same.
3938 (ix86_function_ms_hook_prologue): Same.
3939 (classify_argument): Same.
3940 (ix86_expand_prologue): Same.
3941 (ix86_md_asm_adjust): Same.
3942 (ix86_memmodel_check): Same.
3944 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
3946 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
3947 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
3950 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
3953 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
3954 intrinsics without SSE/SSE2/SSSE3.
3955 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
3957 (*mmx_uavgv8qi3): Likewise.
3959 2019-05-17 Richard Biener <rguenther@suse.de>
3961 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
3962 VEC_PERM_EXPR as __VEC_PERM with -gimple.
3964 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
3966 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
3967 vec_sldw insn pattern.
3969 2019-05-17 Richard Biener <rguenther@suse.de>
3971 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
3973 2019-05-17 Martin Liska <mliska@suse.cz>
3976 * toplev.c (output_stack_usage): With LTO and sanitizer it
3977 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
3978 has no file location.
3980 2019-05-16 Jakub Jelinek <jakub@redhat.com>
3983 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
3984 sz0 is equal to sz1, instead return false in that case.
3986 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
3987 has non-constant expression, force sctx.lane and use two
3988 argument IFN_GOMP_SIMD_LANE instead of single argument.
3989 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
3990 two argument IFN_GOMP_SIMD_LANE without lhs.
3991 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
3993 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
3995 (LOOP_REQUIRES_VERSIONING): Or in
3996 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
3997 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
3999 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
4000 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
4001 from simd if clause if needed.
4003 2019-05-16 Richard Biener <rguenther@suse.de>
4005 * tree-affine.c (expr_to_aff_combination): New function split
4007 (tree_to_aff_combination): ... here.
4008 (aff_combination_expand): Avoid building a GENERIC tree.
4010 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
4012 * cgraphunit.c (cgraph_node::expand_thunk): Remove
4013 assemble_start_function and assemble_end_function calls.
4014 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
4015 assemble_start_function and assemble_end_function.
4016 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
4017 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
4018 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
4019 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
4020 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
4021 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
4022 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
4023 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
4024 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
4025 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4026 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4027 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
4029 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4030 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
4031 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
4032 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
4033 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
4034 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
4035 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
4036 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
4037 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4038 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4039 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4040 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4041 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
4042 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
4044 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
4045 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
4046 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
4048 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
4050 * tree-ssa-alias.c (alias_stats): Add
4051 aliasing_component_refs_p_may_alias and
4052 aliasing_component_refs_p_no_alias.
4053 (dump_alias_stats): Print aliasing_component_refs_p stats.
4054 (aliasing_component_refs_p): Update stats.
4056 2019-05-16 Martin Liska <mliska@suse.cz>
4059 * multiple_target.c (expand_target_clones): Do not allow
4060 target_clones being used with a symbol that is an alias.
4062 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
4064 PR tree-optimization/90394
4065 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
4066 positives rather than ICE for cases where (code2 == NE_EXPR
4067 && code1 == BIT_AND_EXPR).
4069 2019-05-16 Jakub Jelinek <jakub@redhat.com>
4072 * tree-core.h (struct tree_decl_common): Document
4073 decl_nonshareable_flag for PARM_DECLs.
4074 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
4075 * calls.c (expand_call): Don't try tail call if caller
4076 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
4077 passed on the stack and callee needs to pass any arguments on the
4079 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
4080 else if instead of series of mutually exclusive ifs. Handle
4081 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
4082 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
4084 * lto-streamer.h (LTO_major_version): Bump to 9.
4086 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
4088 PR tree-optimization/90106
4089 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
4090 new parameter as new internal function call, also move it to new
4092 (use_internal_fn): Pass internal function call to
4093 shrink_wrap_one_built_in_call_with_conds.
4095 2019-05-15 Jakub Jelinek <jakub@redhat.com>
4097 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
4099 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
4100 safelen_int and set loop->dont_vectorize.
4102 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4105 * config/i386/i386-builtin.def: Enable MMX intrinsics with
4107 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
4109 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
4110 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
4111 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
4114 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4117 * config/i386/mmx.md (*vec_dupv2sf): Changed to
4118 define_insn_and_split to support SSE emulation.
4119 (*vec_extractv2sf_0): Likewise.
4120 (*vec_extractv2sf_1): Likewise.
4121 (*vec_extractv2si_0): Likewise.
4122 (*vec_extractv2si_1): Likewise.
4123 (*vec_extractv2si_zext_mem): Likewise.
4124 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
4125 (vec_extractv2sf_1 splitter): Likewise.
4126 (vec_extractv2sfsf): Likewise.
4127 (vec_setv2si): Likewise.
4128 (vec_extractv2si_1 splitter): Likewise.
4129 (vec_extractv2sisi): Likewise.
4130 (vec_setv4hi): Likewise.
4131 (vec_extractv4hihi): Likewise.
4132 (vec_setv8qi): Likewise.
4133 (vec_extractv8qiqi): Likewise.
4134 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
4135 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
4136 (vec_extractv2sisi): Likewise.
4137 (vec_extractv4hihi): Likewise.
4138 (vec_extractv8qiqi): Likewise.
4139 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
4140 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
4141 (vec_initv2sisi): Likewise.
4142 (vec_initv4hihi): Likewise.
4143 (vec_initv8qiqi): Likewise.
4144 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
4145 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
4146 (vec_setv4hi): Likewise.
4147 (vec_setv8qi): Likewise.
4149 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4152 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
4153 TARGET_MMX_WITH_SSE.
4154 (MMXMODE:*mov<mode>_internal): Likewise.
4155 (MMXMODE:movmisalign<mode>): Likewise.
4157 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
4160 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
4161 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
4162 (sse2_cvtpd2pi): Ditto.
4163 (sse2_cvttpd2pi): Ditto.
4164 (*vec_concatv2sf_sse4_1): Ditto.
4165 (*vec_concatv2sf_sse): Ditto.
4166 (*vec_concatv2si_sse4_1): Ditto.
4167 (*vec_concatv2si): Ditto.
4168 (*vec_concatv4si_0): Ditto.
4169 (*vec_concatv2di_0): Ditto.
4171 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4174 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
4176 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4179 * config/i386/sse.md (ssse3_palignrdi): Changed to
4180 define_insn_and_split to support SSE emulation.
4182 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4185 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
4187 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4190 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
4191 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
4194 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4197 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
4198 or TARGET_MMX_WITH_SSE.
4199 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
4201 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4204 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
4206 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4209 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
4210 Changed to define_insn_and_split to support SSE emulation.
4212 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4215 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
4216 Changed to define_insn_and_split to support SSE emulation.
4218 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4221 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
4222 (*mmx_<emms>): This.
4223 (mmx_<emms>): New expander.
4225 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4228 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
4230 (*sse2_umulv1siv1di3): Add SSE2 emulation.
4232 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4235 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
4237 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4240 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
4242 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4245 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
4246 TARGET_MMX_WITH_SSE.
4247 (*mmx_uavgv4hi3): Add SSE emulation.
4249 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4252 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
4253 and TARGET_MMX_WITH_SSE.
4254 (*mmx_uavgv8qi3): Add SSE emulation.
4256 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4259 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
4260 maskmovdqu for __MMX_WITH_SSE__.
4262 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4265 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
4266 TARGET_MMX and TARGET_MMX_WITH_SSE.
4267 (*mmx_umulv4hi3_highpart): Add SSE emulation.
4269 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4272 * config/i386/mmx.md (mmx_pmovmskb): Changed to
4273 define_insn_and_split to support SSE emulation.
4275 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4278 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
4279 and TARGET_MMX_WITH_SSE.
4280 (mmx_<code>v8qi3): Likewise.
4281 (smaxmin:<code>v4hi3): New.
4282 (umaxmin:<code>v8qi3): Likewise.
4283 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
4284 (umaxmin:*mmx_<code>v8qi3): Likewise.
4286 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4289 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
4290 TARGET_MMX_WITH_SSE.
4291 (*mmx_pinsrw): Add SSE emulation.
4293 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4296 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
4298 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4301 * config/i386/sse.md (sse_cvtpi2ps): Changed to
4302 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
4305 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4308 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
4309 (sse_cvttps2pi): Likewise.
4311 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4314 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
4315 TARGET_MMX_WITH_SSE.
4316 (mmx_pshufw_1): Add SSE emulation.
4317 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
4318 TARGET_MMX_WITH_SSE to support SSE emulation.
4320 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4323 * config/i386/constraints.md (Yw): New constraint.
4324 * config/i386/mmx.md (*vec_dupv2si): Changed to
4325 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
4326 support SSE emulation.
4328 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4331 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
4332 TARGET_MMX_WITH_SSE.
4333 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
4335 (mmx_gt<mode>3): Likewise.
4337 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4340 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
4341 TARGET_MMX_WITH_SSE. Add SSE support.
4343 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4346 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
4347 TARGET_MMX_WITH_SSE.
4348 (any_logic:<code><mode>3): New.
4349 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
4352 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4355 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
4356 TARGET_MMX_WITH_SSE. Add SSE emulation.
4357 (mmx_<shift_insn><mode>3): Likewise.
4359 (<shift_insn><mode>3): Likewise.
4361 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4364 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
4365 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
4367 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4370 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
4371 TARGET_MMX_WITH_SSE.
4372 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
4375 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4378 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
4379 TARGET_MMX_WITH_SSE.
4381 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
4384 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4387 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
4388 (plusminus:mmx_<plusminus_insn><mode>3): Check
4389 TARGET_MMX_WITH_SSE.
4390 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
4391 (<plusminus_insn><mode>3): New.
4392 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
4393 (*mmx_<plusminus_insn><mode>3): Likewise.
4395 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4398 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
4399 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
4401 * config/i386/mmx.m (mmx_punpckhbw): Changed to
4402 define_insn_and_split to support SSE emulation.
4403 (mmx_punpcklbw): Likewise.
4404 (mmx_punpckhwd): Likewise.
4405 (mmx_punpcklwd): Likewise.
4406 (mmx_punpckhdq): Likewise.
4407 (mmx_punpckldq): Likewise.
4409 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4410 Uros Bizjak <ubizjak@gmail.com>
4413 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
4415 (ix86_split_mmx_pack): Likewise.
4416 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
4418 (ix86_split_mmx_pack): Likewise.
4419 * config/i386/i386.md (mmx_isa): New.
4420 (enabled): Also check mmx_isa.
4421 * config/i386/mmx.md (any_s_truncate): New code iterator.
4422 (s_trunsuffix): New code attr.
4423 (mmx_packsswb): Removed.
4424 (mmx_packssdw): Likewise.
4425 (mmx_packuswb): Likewise.
4426 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
4427 MMX packsswb/packuswb with SSE2.
4428 (mmx_packssdw): Likewise.
4429 * config/i386/predicates.md (register_mmxmem_operand): New.
4431 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
4434 * config/i386/i386-c.c (ix86_target_macros_internal): Define
4435 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
4436 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
4437 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
4438 (ix86_vector_mode_supported_p): Likewise.
4439 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
4441 2019-05-15 Martin Liska <mliska@suse.cz>
4444 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
4447 2019-05-15 Richard Biener <rguenther@suse.de>
4449 * tree-into-ssa.c (pass_build_ssa::execute): Run
4450 update_address_taken before going into SSA.
4452 2019-05-15 Richard Biener <rguenther@suse.de>
4454 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
4455 as __BIT_FIELD_REF with type with -gimple.
4457 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
4459 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
4460 semantically equivalent branches (left over after prior refactorings).
4462 2019-05-15 Richard Biener <rguenther@suse.de>
4464 PR tree-optimization/88828
4465 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
4468 2019-05-14 Richard Biener <rguenther@suse.de>
4470 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
4471 as __VIEW_CONVERT with -gimple.
4473 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
4476 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
4479 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
4481 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
4482 define_split to become a define_insn_and_split.
4484 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
4486 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
4488 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
4489 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
4490 (sibcall_epilogue): Adjust.
4493 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4495 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
4496 to unsupported ones.
4497 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
4498 * config.host: Likewise.
4499 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
4500 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
4501 __svr4__]: Remove "brand" fallback.
4502 [!KSTAT_DATA_STRING]: Remove.
4503 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
4505 (comdat_group): Likewise.
4506 (set_have_as_tls): Likewise.
4507 (gcc_cv_target_dl_iterate_phdr): Likewise.
4508 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
4509 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
4510 * configure: Regenerate.
4511 * doc/install.texi: Simplify Solaris target triplets.
4512 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
4513 (Specific, *-*-solaris2*): Document Solaris 10 removal.
4514 Remove Solaris 10 references.
4515 Remove obsolete Solaris bug reference.
4516 (Specific, sparc-sun-solaris2.10): Remove.
4518 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
4520 * config/i386/i386.md (any_div): New code iterator.
4521 (paired_mod): New code attribute.
4522 (sgnprefix): Handle DIV and UDIV RTXes.
4524 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
4525 and udivmod<mode>4 patterns using any_div code iterator.
4526 (divmod splitters): Macroize splitters using any_div code iterator.
4527 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
4528 (*udivmodsi4_pow2_zext_2): Ditto.
4529 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
4530 and *udivmod<mode>4_noext patterns using any_div code iterator.
4531 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
4532 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
4533 patterns using any_div code iterator.
4534 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
4535 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
4536 patterns using any_div code iterator.
4537 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
4538 udivmodhiqi3 patterns using any_extend code iterator.
4540 2019-05-14 Richard Biener <rguenther@suse.de>
4541 H.J. Lu <hongjiu.lu@intel.com>
4543 PR tree-optimization/88828
4544 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
4545 permuting in a single non-constant element not extracted
4548 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
4550 * internal-fn.def (SIGNBIT): New.
4551 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
4553 (signbitv4sf2): Likewise.
4555 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
4558 * config/mips/mips.c (mips_split_move): Skip forward SRC into
4559 next insn when the SRC reg is dead.
4561 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
4563 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
4564 (alloc_cand_and_find_basis): Ditto.
4565 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
4566 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
4567 (create_add_imm_cand, slsr_process_cast): Ditto.
4568 (slsr_process_copy, replace_mult_candidate): Ditto.
4569 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
4570 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
4571 (pass_strength_reduction::execute): Init the first NULL element.
4573 2019-05-13 Nathan Sidwell <nathan@acm.org>
4575 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
4576 (run_attempt): Reformat line break.
4578 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
4581 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
4582 data registers in sibcall epilogues.
4583 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
4585 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
4588 * configure.ac (--enable-frame-pointer):
4589 Disable by default for cygwin and mingw.
4590 * configure: Regenerate.
4592 2019-05-13 Nathan Sidwell <nathan@acm.org>
4594 * dwarf2out.c (breakout_comdat_types): Move comment to correct
4596 (const_ok_for_output_1): Balance parens around #if/#else/#endif
4597 (gen_member_die): Move abstract origin check earlier. Only VARs
4598 can be static_inline_p. Simplify splicing control flow.
4600 2019-05-13 Richard Biener <rguenther@suse.de>
4602 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
4604 (vect_build_slp_tree_1): Likewise.
4606 2019-05-13 Richard Biener <rguenther@suse.de>
4608 PR tree-optimization/90402
4609 * tree-if-conv.c (tree_if_conversion): Value number only
4610 the loop body by making the latch an exit of the region
4612 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
4614 (do_rpo_vn): Deal with multiple edges into the entry block
4615 that are not backedges inside the region by skipping PHIs
4618 2019-05-13 Richard Biener <rguenther@suse.de>
4620 PR tree-optimization/90316
4621 * tree-ssa-pre.c (insert_aux): Fold into ...
4622 (insert): ... this function. Use a RPO walk to reduce the
4623 number of required iterations.
4625 2019-05-13 Martin Liska <mliska@suse.cz>
4627 PR tree-optimization/90416
4628 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
4629 string instead of passing the second part as va_arg argument.
4631 2019-05-13 Martin Liska <mliska@suse.cz>
4633 PR gcov-profile/90380
4634 * gcov.c (handle_cycle): Do not support zero cycle count,
4635 it should not be possible.
4636 (path_contains_zero_cycle_arc): New function.
4637 (circuit): Ignore zero cycle arc counts.
4639 2019-05-13 Martin Liska <mliska@suse.cz>
4641 PR gcov-profile/90380
4642 * gcov.c (enum loop_type): Remove the enum and
4644 (handle_cycle): Assert that we should not reach
4646 (circuit): Use loop_found instead of a tri-state loop_type.
4647 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
4650 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
4653 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
4654 (ix86_output_indirect_branch_via_reg): Use output mechanism
4655 accounting for __USER_LABEL_PREFIX__.
4656 (ix86_output_indirect_branch_via_push): Likewise.
4657 (ix86_output_function_return): Likewise.
4658 (ix86_output_indirect_function_return): Likewise.
4660 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
4662 * doc/md.texi: Document use of code attributes in rtx patterns.
4663 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
4664 * read-rtl.c (find_code): Split out search loops into...
4665 (maybe_find_code): ...this new function.
4666 (check_code_iterator): Make the error message more informative.
4667 (check_code_attribute): New function.
4668 (rtx_reader::rtx_alloc_for_name): Likewise.
4669 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
4670 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
4671 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
4672 <max_opp> directly as an rtx code instead of via a match_operator.
4673 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
4674 (<su>abd<mode>_3): Update accordingly.
4676 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
4678 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
4679 is given, print the state of the EH "save world" computation for
4682 2019-05-11 Jakub Jelinek <jakub@redhat.com>
4685 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
4686 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
4688 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
4690 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
4691 Use pinsrd for TARGET_SSE4_1.
4692 * config/i386/sse.md (movdi_to_sse): Ditto.
4694 2019-05-10 Richard Biener <rguenther@suse.de>
4696 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
4697 (do_rpo_vn): Initialize next_value_id.
4699 2019-05-10 Martin Liska <mliska@suse.cz>
4701 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
4704 2019-05-10 Jakub Jelinek <jakub@redhat.com>
4706 PR tree-optimization/90385
4707 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
4708 arguments of the exit phis.
4711 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
4712 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
4714 (copy_tree_body_r): Likewise.
4715 (copy_fn): Set id.do_not_fold to true.
4717 2019-05-10 Martin Liska <mliska@suse.cz>
4719 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
4720 Reapply changes from r269790.
4722 2019-05-10 Martin Liska <mliska@suse.cz>
4725 * doc/invoke.texi: New params.
4726 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
4727 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
4728 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
4730 * tree-switch-conversion.h (struct jump_table_cluster):
4733 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
4735 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
4737 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
4739 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
4741 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
4743 PR rtl-optimization/88879
4744 * sel-sched.c (sel_target_adjust_priority): Remove assert.
4746 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
4749 * config/arm/arm.c (callee_saved_reg_p): Move before
4750 thumb_find_work_register.
4751 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
4752 thumb_find_work_register. Only call df_get_live_out once.
4753 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
4754 (thumb_find_work_register): Use
4755 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
4756 algorithms to locate a spare call clobbered reg.
4758 2019-05-09 Martin Liska <mliska@suse.cz>
4760 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
4761 and MAX_EXPR in GIMPLE FE format.
4763 2019-05-09 Martin Liska <mliska@suse.cz>
4765 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
4766 * gimple-pretty-print.c (dump_gimple_bb_header):
4768 (pp_cfg_jump): Dump edge probability.
4769 * profile-count.c (profile_quality_as_string): Simplify
4770 with a static array.
4771 (parse_profile_quality): New function.
4772 (profile_count::dump): Simplify with a static array.
4773 (profile_count::from_gcov_type): Add new argument.
4774 * profile-count.h (parse_profile_quality): Likewise.
4775 * predict.h (set_hot_bb_threshold): New.
4776 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
4778 * predict.c (get_hot_bb_threshold): Set from the new param.
4779 (set_hot_bb_threshold): New.
4781 2019-05-09 Richard Biener <rguenther@suse.de>
4783 PR tree-optimization/90395
4784 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
4785 rewrite vector stores that throw internally.
4787 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
4789 * cif-code.def (CHKP): Remove.
4792 * configure.ac (--enable-frame-pointer): Disable by default for
4794 * configure: Regenerate.
4796 2019-05-09 Alan Modra <amodra@gmail.com>
4799 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
4800 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
4801 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
4802 cost for general <-> vsx when direct moves are available.
4803 Cost union classes at minimal cost for any reg in the class.
4804 Correct calculation for moves between vsx, float, and altivec.
4805 Don't return a low cost for moves between special regs. Don't
4806 use hard coded register numbers.
4807 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
4808 (rs6000_ira_change_pseudo_allocno_class): New function.
4809 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
4810 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
4812 (movsi_internal1): Don't disparage vector alternatives.
4813 (mov<mode>_internal): Likewise, excepting alternative that
4815 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
4816 we <- b alternative.
4818 2019-05-08 Jakub Jelinek <jakub@redhat.com>
4821 PR tree-optimization/89060
4822 * tree-ssa-live.h (live_vars_map): New typedef.
4823 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
4824 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
4825 (struct compute_live_vars_data): New type.
4826 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
4827 live_vars_at_stmt, destroy_live_vars): New functions.
4828 * tree-tailcall.c: Include tree-ssa-live.h.
4829 (live_vars, live_vars_vec): New global variables.
4830 (find_tail_calls): Perform variable life analysis before punting.
4831 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
4832 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
4834 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
4835 Perform variable life analysis to select variables that really need
4837 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
4838 instead set id->eh_landing_pad_dest and assert it is the same.
4839 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
4841 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
4842 Richard Earnshaw <rearnsha@arm.com>
4845 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
4847 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
4848 (thumb1_compute_save_core_reg_mask): Don't force a spare work
4849 register if both the epilogue and prologue can use call-clobbered
4851 (thumb1_unexpanded_epilogue): Use
4852 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
4853 picking temporaries for restoring high regs to match that of the
4854 prologue where possible.
4855 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
4856 the list of work registers. Detect if the return address is still live
4857 at the end of the prologue and avoid using it for a work register if so.
4858 If the return address is not live, add LR to the list of pushable regs
4859 after the first pass.
4861 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
4863 PR tree-optimization/90078
4864 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
4865 (INFTY): Increase the value for infinite cost.
4866 (struct comp_cost): Promote type of members to int64_t.
4867 (infinite_cost): Don't set complexity in initialization.
4868 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
4869 overflows to infinite_cost.
4870 (adjust_setup_cost): Promote type of parameter and cost computation
4872 (struct ainc_cost_data, struct iv_ca): Promote type of member to
4874 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
4875 cost computation to int64_t.
4876 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
4877 int64_t's format specifier in dump.
4879 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
4881 PR tree-optimization/90240
4882 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
4883 with respect to scaling factor pre-computed for each basic block.
4884 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
4885 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
4886 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
4887 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
4888 live range for array of loop's basic blocks. Cleanup aux field of
4889 loop's basic blocks.
4891 2019-05-08 Jakub Jelinek <jakub@redhat.com>
4893 PR tree-optimization/90356
4894 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
4896 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
4898 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
4899 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
4900 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
4901 (ix86_handle_option): Handle -mavx512bf16.
4902 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
4904 * config/i386/avx512bf16vlintrin.h: New.
4905 * config/i386/avx512bf16intrin.h: New.
4906 * config/i386/cpuid.h (bit_AVX512BF16): New.
4907 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
4908 * config/i386/i386-builtin-types.def: Add new types.
4909 * config/i386/i386-builtin.def: Add new builtins.
4910 * config/i386/i386-c.c (ix86_target_macros_internal): Define
4912 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
4913 (ix86_option_override_internal): Handle BF16.
4914 (ix86_valid_target_attribute_inner_p): Ditto.
4915 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
4916 * config/i386/i386-builtin.c (enum processor_features): Add
4918 (static const _isa_names_table isa_names_table): Ditto.
4919 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
4920 (PTA_AVX512BF16): Ditto.
4921 * config/i386/i386.opt: Add -mavx512bf16.
4922 * config/i386/immintrin.h: Include avx512bf16intrin.h
4923 and avx512bf16vlintrin.h.
4924 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
4925 avx512f_cvtneps2bf16_<mode><mask_name>,
4926 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
4927 * config/i386/subst.md (mask_half): Add new subst.
4928 * doc/invoke.texi: Document -mavx512bf16.
4930 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
4932 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
4934 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
4935 (rs6000_debug_legitimize_reload_address): Delete.
4936 (rs6000_legitimize_reload_address_ptr): Delete.
4937 (rs6000_option_override_internal): Adjust.
4938 (mem_operand_gpr): Adjust comment.
4939 (legitimate_lo_sum_address_p): Ditto.
4940 (rs6000_legitimize_reload_address): Delete.
4941 (rs6000_debug_legitimize_reload_address): Delete.
4942 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
4944 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
4947 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4948 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
4949 to compute vector element selector for both constant and variable
4952 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
4954 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
4955 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
4956 ashrdi3_cvt using SWI48 mode iterator.
4958 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
4960 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
4961 (aarch64_<su>abd<mode>_3): Likewise.
4962 (*aarch64_<su>abd<mode>_3): New define_insn.
4963 (<sur>sad<vsi2qi>): New define_expand.
4964 * config/aarch64/iterators.md: Added MAX_OPP attribute.
4965 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
4966 (build_vect_cond_expr): Likewise.
4968 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
4970 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
4971 clobbers outside of accessible_reg_set.
4972 * config/i386/i386.c (ix86_conditional_register_usage):
4973 Disable register sets by clearing corresponding bits in
4974 accessible_reg_set. Do not set corresponding bits in fixed_regs,
4975 call_used_regs and don't clear corresponding reg_names array members.
4977 2019-05-07 Richard Biener <rguenther@suse.de>
4979 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
4980 not specified still compute a comp_vectype for invariant
4983 2019-05-07 Richard Biener <rguenther@suse.de>
4985 PR tree-optimization/90316
4986 * tree-ssa-pre.c (translate_vuse_through_block): When
4987 same_valid is NULL do not bother to search for a virtual
4989 (phi_translate_1): When operands changed we cannot keep
4990 the same value-number so do not bother to ask whether
4991 that's possible from translate_vuse_through_block.
4993 2019-05-07 Martin Liska <mliska@suse.cz>
4995 * bitmap.c (bitmap_register): Come up with
4996 alloc_descriptor_max_uid and assign it for
4998 (register_overhead): Use get_descriptor as
5000 (release_overhead): New.
5001 (bitmap_elem_to_freelist): Call it.
5002 (bitmap_elt_clear_from): Likewise.
5003 (bitmap_obstack_free): Likewise.
5004 (bitmap_move): Sensitively release memory.
5005 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
5006 (bitmap_initialize): Initialize alloc_descriptor to zero.
5007 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
5009 2019-05-07 Richard Biener <rguenther@suse.de>
5011 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
5012 we build a SLP node. Remove max_size and limiting.
5013 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
5015 2019-05-07 Richard Biener <rguenther@suse.de>
5017 PR tree-optimization/90316
5018 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
5020 (walk_non_aliased_vuses): Take walking limit argument.
5021 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
5022 walking if it is reached instead of just counting.
5023 (get_continuation_for_phi): Likewise.
5024 (walk_non_aliased_vuses): Likewise, instead of leaving counter
5025 limiting to the callback.
5026 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
5027 (vn_reference_lookup_3): Likewise.
5028 (vn_reference_lookup_pieces): Likewise.
5029 (vn_reference_lookup): Likewise.
5030 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
5031 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
5032 (avail_exprs_stack::lookup_avail_expr): Likewise.
5034 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
5036 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
5037 for comparaible types in the second direction even if first one
5038 hits incomparable type.
5040 2019-05-07 Richard Biener <rguenther@suse.de>
5043 * lto-wrapper.c (debug_objcopy): Use the original filename
5044 including archive offset for the filename used for -save-temps.
5046 2019-05-07 Li Jia He <helijia@linux.ibm.com>
5048 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
5051 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
5052 Hongtao Liu <hongtao.liu@intel.com>
5056 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
5057 Modified, original implementation isn't correct.
5059 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
5061 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
5062 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
5063 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
5064 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
5065 (FRAME_POINTER_REGNUM): Change numbering.
5066 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
5067 (alt_reg_names): Adjust.
5068 (rs6000_conditional_register_usage): Don't mark hard register 64 as
5070 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
5071 (DWARF_FRAME_REGISTERS): Delete.
5072 (DWARF2_FRAME_REG_OUT): Fix whitespace.
5073 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5075 (REG_ALLOC_ORDER): Adjust.
5076 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
5077 (REG_CLASS_CONTENTS): Adjust.
5078 (RETURN_ADDR_RTX): Change comment.
5079 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
5081 (REGISTER_NAMES): Adjust.
5082 (ADDITIONAL_REGISTER_NAMES): Adjust.
5083 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
5085 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
5087 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
5089 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
5090 (DWARF_FRAME_REGISTERS): Adjust.
5091 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5093 (REG_ALLOC_ORDER): Adjust.
5094 (enum reg_class): Delete SPR_REGS.
5095 (REG_CLASS_NAMES): Delete SPR_REGS.
5096 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
5097 (REGISTER_NAMES): Adjust.
5098 (ADDITIONAL_REGISTER_NAMES): Adjust.
5099 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
5100 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
5101 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
5102 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
5103 (htm_spr_regno): Delete.
5104 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
5106 (rs6000_dbx_register_number): Adjust.
5108 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
5110 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
5112 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
5114 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
5115 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
5117 2019-05-06 Jakub Jelinek <jakub@redhat.com>
5119 PR tree-optimization/88709
5120 PR tree-optimization/90271
5121 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
5122 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
5123 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
5125 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
5126 of the store merging group is larger than
5127 PARAM_STORE_MERGING_MAX_SIZE parameter.
5128 (split_group): Add bzero_first argument. If set, always emit first
5129 the first store which must be = {} of the whole area and then for the
5130 rest of the stores consider all zero bytes as paddings.
5131 (imm_store_chain_info::output_merged_store): Check if first store
5132 is = {} of the whole area and if yes, determine which setting of
5133 bzero_first for split_group gives smaller number of stores. Adjust
5134 split_group callers.
5135 (lhs_valid_for_store_merging_p): Allow decls.
5136 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
5138 (pass_store_merging::process_store): Likewise.
5140 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
5143 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
5144 handling of V1TImode.
5146 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
5149 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
5150 and enable_frame_pointer ...
5151 * configure.ac: ... here. Update help strings for
5152 --enable-frame-pointer.
5153 * configure: Regenerate.
5154 * config/i386/i386-options.c (ix86_option_override_internal): Remove
5155 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
5156 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
5157 (USE_X86_64_FRAME_POINTER): Ditto.
5159 2019-05-06 Martin Liska <mliska@suse.cz>
5161 * config.gcc: Append to target_gtfiles and fix indentation.
5163 2019-05-06 Richard Biener <rguenther@suse.de>
5165 PR tree-optimization/90358
5166 * tree-vect-stmts.c (get_group_load_store_type): Properly
5167 detect unused upper half of load.
5168 (vectorizable_load): Likewise.
5170 2019-05-06 Richard Biener <rguenther@suse.de>
5172 PR tree-optimization/88828
5173 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
5174 (simplify_vector_constructor): ...here. Handle constants in
5177 2019-05-06 Richard Biener <rguenther@suse.de>
5179 PR tree-optimization/90328
5180 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
5181 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
5182 is valid in the loop nest before using it.
5183 (initialize_data_dependence_relation): Adjust.
5184 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
5185 loop as loop-nest to dr_may_alias_p.
5187 2019-05-06 Richard Biener <rguenther@suse.de>
5189 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
5191 2019-05-06 Richard Biener <rguenther@suse.de>
5193 PR tree-optimization/90316
5194 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
5195 compute target on demand.
5196 (get_continuation_for_phi): Remove code walking stmts to
5197 get to a target virtual operand which could end up being
5200 2019-05-06 Martin Liska <mliska@suse.cz>
5203 * config/i386/i386-options.c (ix86_option_override_internal): Error only
5204 when -mabi is selected to a non-default version.
5206 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
5207 Martin Liska <mliska@suse.cz>
5209 * Makefile.in: Add lto-dump.texi.
5210 * cgraph.h: Add new functions get_visibility_string and
5211 get_symtab_type_string.
5212 * doc/gcc.texi: Include lto-dump section.
5213 * doc/lto-dump.texi: New file.
5214 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
5215 (parse_dump_option): Factor out this function.
5216 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
5217 (parse_dump_option): Export the function.
5218 * symtab.c (symtab_node::get_visibility_string): New function.
5219 (symtab_node::get_symtab_type_string): Likewise.
5221 2019-05-06 Martin Liska <mliska@suse.cz>
5223 * config/i386/i386-builtins.c: New file.
5224 * config/i386/i386-builtins.h: New file.
5225 * config/i386/i386-expand.c: New file.
5226 * config/i386/i386-expand.h: New file.
5227 * config/i386/i386-features.c: New file.
5228 * config/i386/i386-features.h: New file.
5229 * config/i386/i386-options.c: New file.
5230 * config/i386/i386-options.h: New file.
5231 * config.gcc: Add new files into extra_objs and
5233 * config/i386/i386.c: Split content of the file
5234 into newly introduced files.
5235 * config/i386/i386.h: Declare common variables
5237 * config/i386/t-i386: Define dependencies for new files.
5239 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
5242 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
5243 Restrict 'all' variant to 32-bit configurations.
5244 (unaligned_loadhiu): Likewise.
5245 (unaligned_storehi): Likewise.
5246 (unaligned_storesi): Likewise.
5247 (unaligned_loadhis): Disable when compiling for thumb1.
5249 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
5251 PR tree-optimization/90269
5252 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
5255 2019-05-03 Martin Liska <mliska@suse.cz>
5257 * hash-map.h: Add is_empty function.
5258 * hash-set.h: Likewise.
5259 * hash-table.h: Likewise.
5260 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
5261 elements () == 0 (and similar usages).
5262 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
5263 * gimplify.c (gimplify_bind_expr): Likewise.
5264 (gimplify_switch_expr): Likewise.
5265 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
5266 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
5267 * postreload-gcse.c (dump_hash_table): Likewise.
5268 (gcse_after_reload_main): Likewise.
5269 * predict.c (combine_predictions_for_bb): Likewise.
5270 * tree-parloops.c (reduction_phi): Likewise.
5271 (separate_decls_in_region): Likewise.
5272 (transform_to_exit_first_loop): Likewise.
5273 (gen_parallel_loop): Likewise.
5274 (gather_scalar_reductions): Likewise.
5275 (try_create_reduction_list): Likewise.
5276 * var-tracking.c (dump_vars): Likewise.
5277 (emit_notes_for_changes): Likewise.
5278 (vt_emit_notes): Likewise.
5280 2019-05-03 Richard Biener <rguenther@suse.de>
5282 PR tree-optimization/90316
5283 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
5286 2019-05-03 Richard Biener <rguenther@suse.de>
5288 * tree-vect-stmts.c (get_group_load_store_type): Avoid
5289 peeling for gaps by loading only lower halves of vectors
5291 (vectorizable_load): Likewise.
5293 2019-05-03 Richard Biener <rguenther@suse.de>
5296 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
5298 2019-05-03 Richard Biener <rguenther@suse.de>
5301 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
5302 Handle STRING_CST vs DECL or STRING_CST.
5304 2019-05-03 Richard Biener <rguenther@suse.de>
5306 PR tree-optimization/88963
5307 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
5308 vector loads feeding only BIT_FIELD_REFs to component
5309 loads. Rewrite stores fed by CONSTRUCTORs to component
5312 2019-05-03 Jakub Jelinek <jakub@redhat.com>
5314 * opts.h (finish_options): Remove lang_mask argument.
5315 (print_help, help_option_argument): Declare.
5316 * opts.c (print_help): Remove forward declaration, no longer static.
5317 (finish_options): Remove lang_mask argument, don't call print_help
5319 * opts-global.c (decode_options): Adjust finish_option caller, call
5322 PR tree-optimization/90303
5323 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
5324 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
5326 2019-05-03 Richard Biener <rguenther@suse.de>
5328 PR tree-optimization/89698
5329 * gimple-fold.c (canonicalize_constructor_val): Early out
5330 for constants, handle unfolded INTEGER_CSTs as they appear in
5331 C++ virtual table ctors.
5333 2019-05-03 Richard Biener <rguenther@suse.de>
5335 * passes.c (execute_function_todo): Remove dead code.
5337 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
5339 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
5340 the internal register number, for any "real" register.
5342 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
5344 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
5345 correct numbers for TFHAR, TFIAR, TEXASR.
5347 2019-05-02 Richard Biener <rguenther@suse.de>
5349 PR tree-optimization/89653
5350 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
5351 update-address-taken before the pass.
5352 * passes.def (pass_tree_loop_init): Put comment before it.
5354 2019-05-02 Richard Biener <rguenther@suse.de>
5356 PR tree-optimization/89509
5357 * tree-ssa-structalias.c (compute_dependence_clique): Look
5358 at the first subvar when determining whether it is restrict.
5360 2019-05-02 Richard Biener <rguenther@suse.de>
5362 PR tree-optimization/90273
5363 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
5364 useless debug stmts.
5366 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
5368 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
5370 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
5372 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
5373 VEC_COND_EXPR be inserted to emulate a conditional internal function.
5374 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
5375 (vectorizable_reduction): Use the functions above to vectorize in a
5376 fully masked loop codes that don't have a conditional internal
5379 2019-05-02 Martin Liska <mliska@suse.cz>
5381 * cgraphclones.c: Call valid_attribute_p with 1 for
5383 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
5384 it's for target attribute.
5385 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
5386 Add new boolean argument.
5387 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
5389 (ix86_valid_target_attribute_tree): Pass target_clone_attr
5390 to ix86_valid_target_attribute_inner_p.
5391 (ix86_valid_target_attribute_p): Pass flags argument to
5392 ix86_valid_target_attribute_inner_p.
5393 (get_builtin_code_for_version): Use 0 as it's target attribute.
5395 2019-05-02 Martin Liska <mliska@suse.cz>
5397 * gcc.c (process_command): Add dummy file only
5399 * opts-global.c (decode_options): Pass lang_mask.
5400 * opts.c (print_help): New function.
5401 (finish_options): Print --help if help_option_argument
5403 (common_handle_option): Factor out content of OPT__help_
5405 * opts.h (finish_options): Add new argument.
5407 2019-05-02 Martin Liska <mliska@suse.cz>
5410 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
5411 With -minline-all-stringops use inline expansion using 4B loop.
5412 * doc/invoke.texi: Document the change of
5413 -minline-all-stringops.
5415 2019-05-01 Jeff Law <law@redhat.com>
5417 PR tree-optimization/88797
5418 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
5419 PHI feeds a conditional on the RHS of an assignment.
5421 2019-04-30 Andrew Waterman <andrew@sifive.com>
5422 Jim Wilson <jimw@sifive.com>
5424 * config/riscv/constraints.md (L): New.
5425 * config/riscv/predicates.md (lui_operand): New.
5426 (sfb_alu_operand): New.
5427 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
5428 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
5429 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
5430 * config/riscv/risc.md (type): Add sfb_alu.
5431 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
5432 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
5433 (branch_zero<mode>): Delete.
5435 (mov<GPR:mode><X:mode>cc): Likewise.
5436 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
5438 2019-04-30 Nathan Sidwell <nathan@acm.org>
5440 * tree.h (MARK_TS_EXP): New.
5442 2019-04-30 Martin Liska <mliska@suse.cz>
5444 * opts.c (enable_warning_as_error): Provide hints
5445 for unknown options.
5447 2019-04-30 Martin Liska <mliska@suse.cz>
5450 * doc/invoke.texi: Add missing dash for gas-locview-support
5451 and gno-as-locview-support.
5453 2019-04-30 Jakub Jelinek <jakub@redhat.com>
5456 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
5457 whitespace at the start of target attribute string.
5459 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5462 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
5463 Define __ARM_FEATURE_ATOMICS.
5465 2019-04-30 Martin Liska <mliska@suse.cz>
5467 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
5468 into built_in_function enum. Remove code for endp == 2 and
5469 use BUILT_IN_* constants.
5470 (gimple_fold_builtin): Call the function with fcode.
5472 2019-04-30 Martin Liska <mliska@suse.cz>
5474 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
5475 DECL_FUNCTION_CODE into ix86_builtins enum before
5476 the switch statement.
5478 2019-04-30 Jakub Jelinek <jakub@redhat.com>
5480 PR tree-optimization/89475
5481 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
5484 2019-04-30 Martin Liska <mliska@suse.cz>
5486 PR translation/90274
5487 * opts.c (print_filtered_help): Wrap string in _(...).
5489 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
5491 PR tree-optimization/90240
5493 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
5495 PR tree-optimization/90078
5496 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
5497 checks for infinite_cost overflow.
5499 2019-04-29 Jeff Law <law@redhat.com>
5501 * passes.def: Move -Wrestrict pass after copy propagation.
5503 2019-04-29 Maya Rashish <coypu@sdf.org>
5505 * config.gcc (default_gnu_indirect_function): Default to yes
5506 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
5507 sparc*-*-netbsd*, x86_64-*-netbsd*.
5509 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
5511 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
5512 where cond2 is NE_EXPR.
5513 (is_value_included_in): Update comment.
5515 2019-04-29 Richard Biener <rguenther@suse.de>
5517 PR tree-optimization/90278
5518 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
5519 EH on comparison simplification.
5521 2019-04-29 Jason Merrill <jason@redhat.com>
5523 PR c++/82081 - tail call optimization breaks noexcept
5524 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
5525 nothrow function to a might-throw function into a tail call.
5527 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
5529 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
5530 (DDR_INNER_LOOP): Likewise.
5531 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
5532 (initialize_data_dependence_relation): Likewise.
5533 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
5535 2019-04-29 Jakub Jelinek <jakub@redhat.com>
5537 PR rtl-optimization/90257
5538 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
5542 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
5546 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
5549 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
5552 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
5554 * lra-spills.c (lra_final_code_change): Remove useless move insns.
5556 2019-04-29 Richard Biener <rguenther@suse.de>
5558 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
5561 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
5563 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
5564 varasm.h, and netbsd-protos.h.
5566 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
5569 * config/i386/i386-protos.h (ix86_data_alignment): Change
5570 the second argument type to unsigned int.
5571 * config/i386/i386.c (ix86_data_alignment): Change "align"
5572 argument type to unsigned int.
5574 2019-04-27 Martin Liska <mliska@suse.cz>
5577 * opt-suggestions.c (option_proposer::build_option_suggestions):
5578 When get_valid_option_values returns empty values, add the
5579 misspelling candidate.
5581 2019-04-26 Jim Wilson <jimw@sifive.com>
5583 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
5585 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
5586 Pass orig_mode to riscv_build_integer.
5587 (riscv_split_integer): Pass mode to riscv_move_integer.
5588 (riscv_legitimize_const_move): Likewise.
5589 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
5590 promoted_mode. Replace force_reg call with code to load constant into
5591 promoted reg and then subreg it for the store.
5592 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
5595 2018-04-26 Eugene Sharygin <eush@ispras.ru>
5597 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
5600 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
5602 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
5603 commentary about the encoding of precision.
5605 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
5607 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
5608 * config/i386/t-freebsd64: New file.
5609 * config.gcc: Add the t-freebsd64 for multilib support.
5611 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
5613 * doc/extend.texi (vector_size): Add missing comma after @xref.
5615 2019-04-25 Jakub Jelinek <jakub@redhat.com>
5617 * BASE-VER: Set to 10.0.0.
5619 2019-04-25 Richard Biener <rguenther@suse.de>
5622 * gimplify.c (gimplify_expr): Avoid turning a lvalue
5623 VIEW_CONVERT_EXPR into one operating on an rvalue.
5625 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
5628 * config/i386/i386.c (feature_priority): Moved to file scope.
5629 (processor_features): Likewise.
5630 (processor_model): Likewise.
5631 (_arch_names_table): Likewise.
5632 (arch_names_table): Likewise.
5633 (_feature_list): Removed.
5634 (feature_list): Likewise.
5635 (_isa_names_table): Moved to file scope. Add priority.
5636 (isa_names_table): Likewise.
5637 (get_builtin_code_for_version): Replace feature_list with
5638 isa_names_table. Update error message for P_ZERO priority.
5640 2019-04-25 Richard Biener <rguenther@suse.de>
5642 * tree-pass.h (make_pass_phi_only_cprop): Remove.
5643 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
5645 2019-04-24 Jeff Law <law@redhat.com>
5647 PR tree-optimization/90037
5648 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
5649 * passes.def: Replace all instance of phi-only cprop with the
5650 lattice propagator. Move propagation pass from after erroneous
5651 path isolation to before erroneous path isolation.
5652 * tree-ssa-phionlycprop.c: Remove.
5654 2019-04-24 Richard Biener <rguenther@suse.de>
5657 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
5658 by size and BITS_PER_UNIT on poly-wide-ints.
5660 2019-04-25 Richard Biener <rguenther@suse.de>
5663 * match.pd: Add pattern to simplify view-conversion of an
5666 2019-04-24 Clement Chigot <clement.chigot@atos.net>
5668 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
5669 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
5670 for Go on 32 bit AIX.
5671 * config/rs6000/aix72.h: Likewise.
5673 2019-04-24 Jakub Jelinek <jakub@redhat.com>
5676 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
5677 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
5679 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
5682 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
5683 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
5684 for restored hard frame pointer.
5685 (s390_sched_dependencies_evaluation): Implement new target hook.
5686 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
5688 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
5690 * config/arc/arc-options.def: Fix typos and spelling mistakes.
5691 * config/arc/arc.c (arc_init): Cleanup warning message.
5692 (arc_override_options): Likewise.
5694 2019-04-24 Jakub Jelinek <jakub@redhat.com>
5697 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
5698 a register if both if_true and if_false are MEMs.
5700 PR tree-optimization/90208
5701 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
5702 after labels of new_bb, not before them.
5704 PR tree-optimization/90211
5705 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
5706 which are not SSA_NAMEs.
5708 2018-04-23 Sudakshina Das <sudi.das@arm.com>
5710 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
5712 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
5714 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
5716 PR rtl-optimization/87979
5717 * modulo-sched.c (sms_schedule): Start ii value "mii" should
5720 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
5722 PR rtl-optimization/84032
5723 * modulo-sched.c (ps_insn_find_column): Change condition so that
5724 branch will always be the last insn in a row inside partial
5727 2019-04-23 Richard Biener <rguenther@suse.de>
5730 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
5731 dest_single_pred_p argument.
5732 (remove_forwarder_block): Adjust.
5733 (remove_forwarder_block_with_phi): Likewise.
5735 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5736 Bernd Edlinger <bernd.edlinger@hotmail.de>
5737 Jakub Jelinek <jakub@redhat.com>
5740 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
5741 if used with general-regs-only.
5742 (arm_conditional_register_usage): Don't add non-general regs if
5744 (arm_valid_target_attribute_rec): Handle general-regs-only.
5745 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
5747 (TARGET_HARD_FLOAT_SUB): Define.
5748 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
5749 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
5750 (TARGET_REALLY_IWMMXT2): Likewise.
5751 * config/arm/arm.opt: Add -mgeneral-regs-only.
5752 * doc/extend.texi: Document ARM general-regs-only target.
5753 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
5755 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
5757 PR tree-optimization/90078
5758 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
5759 checks for infinite_cost overflow.
5761 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
5763 PR tree-optimization/90021
5764 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
5765 and check univariate against it.
5766 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
5767 * tree-data-ref.c (add_other_self_distances): Pass new argument.
5769 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
5773 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
5776 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
5779 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
5781 * lra-spills.c (lra_final_code_change): Remove useless move insns.
5783 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
5785 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
5786 names using operand format, rather than hard-wired.
5787 (speculation_barrier): Likewise.
5789 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
5791 PR tree-optimization/88055
5792 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
5793 (gen_one_condition): Use it if !HONOR_NANS.
5795 2019-04-19 Jakub Jelinek <jakub@redhat.com>
5798 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
5799 assign_temp instead of gen_reg_rtx.
5801 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
5803 PR translation/90118
5804 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5805 Add missing space before %<.
5807 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
5809 PR rtl-optimization/87871
5810 * ira-lives.c (make_object_dead): Don't add conflicts to
5811 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
5813 2019-04-18 Martin Sebor <msebor@redhat.com>
5816 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
5817 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
5818 assuming type size fits in SHWI.
5820 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
5823 * ipa-inline.c (flatten_function): New parameter UPDATE.
5824 (ipa_inline, early_inliner): Use it.
5826 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
5828 * fold-const.c (int_const_binop): Return early on failure.
5830 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
5833 * combine.c (force_int_to_mode): Cast the argument rather than
5834 the result of known_alignment.
5835 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
5837 2019-04-18 Richard Biener <rguenther@suse.de>
5840 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
5842 (remove_forwarder_block): ... here.
5843 (remove_forwarder_block_with_phi): Also move debug stmts here.
5845 2019-04-18 Jakub Jelinek <jakub@redhat.com>
5847 PR translation/79183
5848 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
5849 inform where appropriate.
5851 2019-04-18 Richard Biener <rguenther@suse.de>
5853 * tree.c (get_qualified_type): Put found type variants at the
5854 head of the variant list.
5856 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
5858 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
5860 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
5863 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
5864 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
5865 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
5866 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
5867 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
5869 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
5871 * ira-conflicts.c (print_allocno_conflicts): Always print something,
5872 even for allocno's with no conflicts.
5873 (print_conflicts): Print an extra newline.
5875 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
5877 * auto-inc-dec.c (attempt_change): Set the alignment of the
5878 temporary memory to that of the original.
5880 2019-04-17 Joao Moreira <jmoreira@suse.de>
5882 * targhooks.c (default_print_patchable_function_entry): Emit
5883 __patchable_function_entries section with writable flags to allow
5884 relocation resolution.
5886 2019-04-17 Jonny Grant <jg@jguk.org>
5888 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
5890 2019-04-17 Jakub Jelinek <jakub@redhat.com>
5893 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
5896 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
5898 * config/arc/arc.c (arc_init): Format diagnostic string.
5899 (arc_override_options): Likewise.
5900 (check_if_valid_regno_const): Likewise.
5901 (arc_reorg): Likewise.
5903 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
5906 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
5908 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
5910 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
5911 (*movdi_update1): Use Pmode.
5912 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
5913 (movdi_<mode>_update_stack): Rename to ...
5914 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
5916 (*movsi_update1): Use Pmode.
5917 (*movsi_update2): Use Pmode.
5918 (movsi_update): Rename to ...
5919 (movsi_<mode>_update): ... this. Use Pmode.
5920 (movsi_update_stack): Fix condition.
5921 (*movhi_update1): Use Pmode. Fix argument to
5922 avoiding_indexed_address_p.
5923 (*movhi_update2): Ditto.
5924 (*movhi_update3): Ditto.
5925 (*movhi_update4): Ditto.
5926 (*movqi_update1): Ditto.
5927 (*movqi_update2): Ditto.
5928 (*movqi_update3): Ditto.
5929 (*movsf_update1, *movdf_update1): Merge, rename to...
5930 (*mov<mode>_update1): This. Use Pmode. Fix argument to
5931 avoiding_indexed_address_p. Add "size" attribute.
5932 (*movsf_update2, *movdf_update2): Merge, rename to...
5933 (*mov<mode>_update2): This. Ditto.
5934 (*movsf_update3): Use Pmode. Fix argument to
5935 avoiding_indexed_address_p.
5936 (*movsf_update4): Ditto.
5937 (allocate_stack): Simplify condition. Adjust pattern names.
5939 2019-04-17 Jakub Jelinek <jakub@redhat.com>
5942 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
5943 whitespace at the start of target attribute string.
5945 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
5948 * config/rs6000/power9.md: Add store forwarding bypass.
5950 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
5953 * valtrack.c (dead_debug_insert_temp): Reset debug references
5954 to the return value of a call being removed.
5956 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
5958 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
5959 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
5960 implement target hook.
5961 (arc_memory_move_cost): New function.
5962 (TARGET_REGISTER_MOVE_COST): Define.
5963 (TARGET_MEMORY_MOVE_COST): Likewise.
5964 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
5965 (MEMORY_MOVE_COST): Likewise.
5967 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
5969 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
5970 (sibcall_value_insn): Likewise.
5971 * config/arc/constraints.md (Rs5): Remove.
5973 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
5975 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
5976 for last two fake registers.
5977 (arc_conditional_register_usage): Make sure fake frame and arg
5978 pointer regs are in general regs class.
5979 (FRAME_POINTER_MASK): Remove.
5980 (RETURN_ADDR_MASK): Remove.
5981 (arc_must_save_register): Use hard frame regnum.
5982 (frame_restore_reg): Use hard_frame_pointer_rtx.
5983 (arc_save_callee_saves): Likewise.
5984 (arc_restore_callee_saves): Likewise.
5985 (arc_save_callee_enter): Likewise.
5986 (arc_restore_callee_leave): Likewise.
5987 (arc_save_callee_milli): Likewise.
5988 (arc_eh_return_address_location): Likewise.
5989 (arc_check_multi): Use hard frame regnum.
5990 (arc_can_eliminate): Likewise.
5991 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
5992 for register allocator.
5993 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
5994 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
5995 (FRAME_POINTER_REGNUM): Change it to a fake register.
5996 (HARD_FRAME_POINTER_REGNUM): Defined.
5997 (ARG_POINTER_REGNUM): Change it to a new fake register.
5998 (ELIMINABLE_REGS): Update.
5999 (REGISTER_NAMES): Update names.
6000 * config/arc/arc.md (LP_START): Remove.
6002 (shift_si3_loop): Update pattern.
6004 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
6006 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
6007 to avoid delay slot scheduling.
6008 (arc_must_save_register): Don't save SP.
6009 * config/arc/arc.md (stack_tie): Remove.
6010 (UNSPEC_ARC_STKTIE): Likewise.
6012 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
6013 Shiva Chen <shiva0217@gmail.com>
6015 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
6016 code gen with large shift amount.
6018 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
6020 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
6023 2019-04-16 Jakub Jelinek <jakub@redhat.com>
6026 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
6027 print -m64/-mx32/-m32 if it is true.
6028 (ix86_debug_options, ix86_function_specific_print): Pass true as
6029 ADD_ABI_P to ix86_target_string.
6030 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
6031 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
6032 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
6034 PR rtl-optimization/90082
6035 * dce.c (can_delete_call): New function.
6036 (deletable_insn_p, mark_insn): Use it.
6038 PR tree-optimization/90090
6039 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
6041 (is_division_by_square): Likewise. Formatting fix.
6043 2019-04-16 Richard Biener <rguenther@suse.de>
6045 PR tree-optimization/56049
6046 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
6047 equality check if alias-set zero will prevail.
6049 2019-04-15 Jeff Law <law@redhat.com>
6051 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
6052 size and alignment as unsigned.
6054 2019-04-15 Richard Biener <rguenther@suse.de>
6057 * tree-loop-distribution.c (destroy_loop): Preserve correct
6060 2019-04-15 Richard Biener <rguenther@suse.de>
6062 PR tree-optimization/90071
6063 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
6064 abnormal operands from def stmts.
6066 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
6068 PR rtl-optimization/89794
6069 * combine.c (count_auto_inc): New function.
6070 (try_combine): Count how many auto_inc expressions there were in the
6071 original instructions. Ensure we have the same number in the new
6072 instructions. Remove the code that tried to ensure auto_inc side
6073 effects on i1 and i0 are not lost.
6075 2019-04-15 Richard Biener <rguenther@suse.de>
6078 * tree.h (auto_var_p): Declare.
6079 * tree.c (auto_var_p): New function, split out from ...
6080 (auto_var_in_fn_p): ... here.
6081 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
6083 (new_var_info): Initialize it.
6084 (set_uids_in_ptset): Also set the shadow variable uid if required.
6085 (ipa_pta_execute): Postprocess points-to solutions assigning
6086 shadow variable uids for locals that may reach their containing
6087 function recursively.
6088 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
6089 assert but instead check whether the points-to solution is
6092 2019-04-15 Martin Jambor <mjambor@suse.cz>
6095 * cgraph.c (clone_of_p): Loop over clone chain for each step in
6098 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
6100 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
6102 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
6103 Kito Cheng <kito.cheng@gmail.com>
6104 Shiva Chen <shiva0217@gmail.com>
6106 * config/nds32/nds32-md-auxiliary.c
6107 (nds32_legitimize_pic_address): Use new PIC pattern.
6108 (nds32_legitimize_tls_address): Use new TLS pattern.
6109 (nds32_output_symrel): New.
6110 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
6111 (nds32_alloc_relax_group_id): Ditto.
6112 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
6113 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
6115 (nds32_group_tls_insn): Ditto.
6116 (nds32_group_float_insns): Ditto.
6117 * config/nds32/nds32.md (tls_le): New.
6120 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
6122 * configure: Add nds32 target for dwarf2 debug_line checking.
6123 * configure.ac: Regenerated.
6125 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
6128 * ipa-devirt.c (skip_in_fields_list_p): New.
6129 (odr_types_equivalent_p): Use it.
6131 2019-04-13 Jakub Jelinek <jakub@redhat.com>
6134 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
6135 instead of strncmp when checking for thumb and arm. Formatting fixes.
6137 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
6139 * doc/install.texi: Document --with-target-system-zlib.
6141 2019-04-12 Martin Sebor <msebor@redhat.com>
6147 * targhooks.c (default_vector_alignment): Avoid assuming
6148 argument fits in SHWI.
6149 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
6151 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
6153 2019-04-12 Jakub Jelinek <jakub@redhat.com>
6155 PR rtl-optimization/89965
6156 * dce.c: Include rtl-iter.h.
6157 (struct check_argument_load_data): New type.
6158 (check_argument_load): New function.
6159 (find_call_stack_args): Check for loads from stack slots still tracked
6160 in sp_bytes and punt if any is found.
6162 * config/mips/loongson-mmiintrin.h: Fix up #error message.
6164 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
6166 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
6167 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
6169 2019-04-12 Martin Liska <mliska@suse.cz>
6172 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
6174 (separate_attrs): Handle multiple 'default's.
6175 (expand_target_clones): Rework error handling code.
6177 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
6180 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
6181 mode of vector rather than mode of destination for move instruction.
6182 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
6183 Use QI inner mode with V16QI vector mode.
6185 2019-04-12 Jakub Jelinek <jakub@redhat.com>
6188 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
6189 "invalid %%t operand" in output_operand_lossage message.
6191 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
6193 * config/s390/predicates.md (permute_pattern_operand): New
6195 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
6196 operand for the permute pattern.
6197 ("*vec_perm<mode>"): New insn definition.
6198 ("bswap<mode>"): Generate the permute pattern operand in the
6199 expander and perform the operand reloads for pre arch13 level
6201 ("*bswap<mode>_emu"): Rename to ...
6202 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
6203 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
6204 Add the USE operand for the permute pattern.
6205 ("*vec_set_bswap_vec<mode>"): Likewise.
6207 2019-04-12 Jakub Jelinek <jakub@redhat.com>
6210 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
6211 and gcc_unreachable if it fails, just call tree_to_uhwi which
6212 verifies that too. Test TREE_CHAIN instead of list_length > 1.
6213 Start warning message with a lower-case letter. Formatting fixes.
6215 PR rtl-optimization/90026
6216 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
6217 successors, look for BARRIERs inside of the whole BB_FOOTER chain
6218 rather than just at the start of it. If e->src BB_FOOTER is not NULL
6219 in cfglayout mode, use emit_barrier_after_bb.
6221 2018-04-11 Steve Ellcey <sellcey@marvell.com>
6223 PR rtl-optimization/87763
6224 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
6227 2019-04-11 Tom de Vries <tdevries@suse.de>
6229 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
6230 max macro using statement expression.
6232 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
6234 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
6235 * xcoffout.c (xcoff_private_rodata_section_name): Define.
6236 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
6237 read_only_private_data_section using xcoff_private_rodata_section_name.
6238 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
6240 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
6243 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
6245 2019-04-11 Jakub Jelinek <jakub@redhat.com>
6247 PR rtl-optimization/89965
6248 * dce.c (sp_based_mem_offset): New function.
6249 (find_call_stack_args): Use sp_based_mem_offset.
6251 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
6253 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
6255 2019-04-11 Richard Biener <rguenther@suse.de>
6257 PR tree-optimization/90020
6258 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
6259 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
6260 * tree-ssa-pre.c (compute_avail): Use it to not put
6261 possibly trapping references after a call that might not
6262 return into EXP_GEN.
6263 * gcse.c (compute_hash_table_work): Do not elide
6264 marking a block containing a call if the call might not
6267 2019-04-11 Richard Biener <rguenther@suse.de>
6269 PR tree-optimization/90018
6270 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
6271 Test both SLP and interleaving variants.
6273 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
6275 * config/s390/8561.md: New file.
6276 * config/s390/driver-native.c (s390_host_detect_local_cpu):
6277 Add arch13 cpu model.
6278 * config/s390/s390-opts.h (enum processor_type): Likewise.
6279 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
6280 (s390_get_unit_mask): Likewise.
6281 (s390_is_fpd): Likewise.
6282 (s390_is_fxd): Likewise.
6283 * config/s390/s390.h (s390_tune_attr): Likewise.
6284 * config/s390/s390.md: Include arch13 pipeline description.
6285 * config/s390/s390.opt: Add arch13.
6287 2018-04-10 Steve Ellcey <sellcey@marvell.com>
6289 PR rtl-optimization/87763
6290 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
6292 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
6294 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
6296 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
6297 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
6298 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
6299 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
6301 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
6303 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
6304 "Although" in -fipa-icf documentation.
6306 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
6307 of using multiple -g options.
6309 2019-04-10 Martin Liska <mliska@suse.cz>
6311 PR gcov-profile/89959
6312 * doc/gcov.texi: Make documentation of -x option
6315 2019-04-10 Richard Biener <rguenther@suse.de>
6317 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
6319 (DR_GROUP_SAME_DR_STMT): Remove.
6320 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
6321 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
6322 replace with assert.
6323 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
6324 (vect_record_grouped_load_vectors): Remove unreachable code.
6326 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
6329 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
6330 obsolete reference to N.
6332 2019-04-10 Jakub Jelinek <jakub@redhat.com>
6335 * expr.c (store_expr): Set properly size on the MEM passed to
6339 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
6340 with strlen in between hostsz-3 and hostsz-1 inclusive when no
6341 translation is needed, and when translation is needed, only append
6342 ... if the string length is hostsz or more bytes long. Avoid using
6345 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
6348 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
6349 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
6351 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
6352 differences directly.
6353 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
6355 2019-04-09 Jakub Jelinek <jakub@redhat.com>
6357 PR translation/90011
6358 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
6360 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
6362 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
6363 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
6364 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
6365 trailing space from -gsplit-dwarf diagnostics.
6367 PR tree-optimization/89998
6368 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
6369 instead of integer_type_node if possible, don't add ranges if return
6370 type is not compatible with int.
6371 * gimple-fold.c (gimple_fold_builtin_sprintf,
6372 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
6375 2019-04-09 Martin Liska <mliska@suse.cz>
6377 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
6378 * doc/install.texi: Document the new config.
6380 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
6382 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
6383 use gimple_expr_type for load and store calls. Skip over the
6384 condition argument in a conditional internal function.
6385 Protect use of TREE_INT_CST_LOW.
6387 2019-04-09 Jakub Jelinek <jakub@redhat.com>
6390 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
6391 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
6392 trailing period from it too.
6394 2019-04-08 wu yuan <wuyuan5@huawei.com>
6396 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
6397 * config/aarch64/aarch64.md : Add "tsv110.md"
6398 * config/aarch64/tsv110.md: New file.
6400 2019-04-08 Richard Biener <rguenther@suse.de>
6402 PR tree-optimization/90006
6403 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
6406 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
6409 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
6411 (fma_root_node): Likewise.
6412 (func_fma_steering): Likewise.
6414 2019-04-08 Jakub Jelinek <jakub@redhat.com>
6416 PR rtl-optimization/89865
6417 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
6419 PR rtl-optimization/89865
6420 * config/i386/i386.md
6421 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
6422 numbers not to clash with the additional operands[4].
6423 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
6424 with extra register copy in the middle.
6426 2019-04-08 Martin Liska <mliska@suse.cz>
6428 PR gcov-profile/89961
6429 * doc/gcov.texi: Document data_file.
6430 * gcov.c (generate_results): Add data_info into JSON output.
6432 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
6434 PR tree-optimization/89725
6435 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
6436 loop's chrec as invariant symbol.
6437 * tree-chrec.h (chrec_contains_symbols): New parameter.
6438 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
6439 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
6440 function of loops not in DDR's loop_nest.
6441 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
6443 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
6446 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
6449 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
6452 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
6453 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
6455 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
6457 * sched-deps.c (sched_macro_fuse_insns): Check return value of
6458 targetm.fixed_condition_code_regs.
6460 2019-04-05 Richard Biener <rguenther@suse.de>
6464 * tree-cfgcleanup.c (remove_forwarder_block): Always move
6465 debug bind stmts but reset them if they are not valid at the
6468 2019-04-05 Martin Liska <mliska@suse.cz>
6470 PR translation/89936
6471 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
6472 order to wrap keywords or arguments.
6473 * collect2.c (main): Likewise.
6474 (scan_prog_file): Likewise.
6475 (scan_libraries): Likewise.
6476 * common/config/riscv/riscv-common.c
6477 (riscv_subset_list::parsing_subset_version): Likewise.
6478 (riscv_subset_list::parse_std_ext): Likewise.
6479 * config/aarch64/aarch64.c (aarch64_override_options_internal):
6481 * config/arm/arm.c (arm_option_override): Likewise.
6482 * config/cris/cris.c (cris_print_operand): Likewise.
6483 * config/darwin-c.c (darwin_pragma_options): Likewise.
6484 (darwin_pragma_unused): Likewise.
6485 (darwin_pragma_ms_struct): Likewise.
6486 * config/ft32/ft32.c (ft32_print_operand): Likewise.
6487 * config/i386/i386.c (print_reg): Likewise.
6488 (ix86_print_operand): Likewise.
6489 * config/i386/xm-djgpp.h: Likewise.
6490 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
6491 * config/m32c/m32c.c (m32c_option_override): Likewise.
6492 * config/msp430/msp430.c (msp430_option_override): Likewise.
6493 * config/nds32/nds32.c (nds32_option_override): Likewise.
6494 * config/nvptx/mkoffload.c (main): Likewise.
6495 * config/rx/rx.c (rx_print_operand): Likewise.
6496 (valid_psw_flag): Likewise.
6497 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
6498 (vms_pragma_nomember_alignment): Likewise.
6499 (vms_pragma_extern_model): Likewise.
6500 * lto-wrapper.c (compile_offload_image): Likewise.
6501 * omp-offload.c (oacc_parse_default_dims): Likewise.
6502 * symtab.c (symtab_node::verify_base): Likewise.
6503 * tlink.c (recompile_files): Likewise.
6504 (start_tweaking): Likewise.
6505 * tree-profile.c (parse_profile_filter): Likewise.
6507 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
6509 PR tree-optimization/89956
6510 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
6511 multiple negates of the same value.
6513 2019-04-04 Martin Sebor <msebor@redhat.com>
6517 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
6518 have the same precision since the function crashes otherwise.
6519 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
6520 has non-zero arguments.
6522 2019-04-04 Martin Sebor <msebor@redhat.com>
6525 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
6526 out if the number of arguments is less than expected.
6528 2019-04-04 Jeff Law <law@redhat.com>
6530 PR rtl-optimization/89399
6531 * ree.c (combine_set_extension): Use single_set rather than
6532 digging into PATTERN for items on the candidate list.
6533 (combine_reaching_defs): Likewise.
6535 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
6537 PR rtl-optimization/46590
6538 * loop-invariant.c (find_defs): Move df_remove_problem and
6539 df_process_deferred_rescans to move_invariants.
6540 Move df_live_add_problem and df_live_set_all_dirty calls
6542 (move_invariants): Likewise.
6543 (move_loop_invariants): Likewise, making the df_live calls
6544 conditional on -O. Remove the problem again if we added it
6547 2019-04-03 qing zhao <qing.zhao@oracle.com>
6549 PR tree-optimization/89730
6550 * ipa-inline.c (can_inline_edge_p): Delete the checking for
6551 -flive-patching=inline-only-static.
6552 (can_inline_edge_by_limits_p): Add the checking for
6553 -flive-patching=inline-only-static and grant always_inline
6554 even when -flive-patching=inline-only-static is specified.
6556 2019-04-03 Jeff Law <law@redhat.com>
6558 PR rtl-optimization/81025
6559 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
6561 2019-04-03 Richard Biener <rguenther@suse.de>
6563 PR tree-optimization/84101
6564 * tree-vect-stmts.c: Include explow.h for hard_function_value,
6565 regs.h for hard_regno_nregs.
6566 (cfun_returns): New helper.
6567 (vect_model_store_cost): When vectorizing a store to a decl
6568 we return and the function ABI returns in a multi-reg location
6569 account for the possible spilling that will happen.
6571 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
6573 * config/s390/s390.c (s390_legitimate_address_p): Reject long
6574 displacement addresses for vector mode operands.
6576 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
6578 * config/arc/arc.c (GMASK_LEN): Define.
6579 (arc_restore_callee_saves): Restore first blink when
6582 2019-04-03 Sudakshina Das <sudi.das@arm.com>
6584 * doc/extend.texi: Add deprecated comment on sign-return-address
6585 function attribute and add mbranch-protection.
6586 * doc/invoke.texi: Add bti to the options for mbranch-protection.
6588 2019-04-03 Richard Biener <rguenther@suse.de>
6591 * lto-wrapper.c (run_gcc): Avoid implicit rules making
6592 the all target phony.
6594 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
6598 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
6599 Return false for variable DImode shifts.
6600 (dimode_scalar_chain::compute_convert_gain): Do not handle
6601 register count operand in variable DImode shifts.
6602 (dimode_scalar_chain::make_vector_copies): Remove support to copy
6603 count argument of a variable shift instruction to a vector register.
6604 (dimode_scalar_chain::convert_reg): Remove support to convert
6605 count argument of a variable shift instruction.
6607 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
6609 PR rtl-optimization/84206
6610 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
6611 iterating over loop headers.
6613 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
6615 PR rtl-optimization/85876
6616 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
6617 beyond the original fence.
6619 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
6621 * config.gcc: Mark spu* targets as deprecated/obsolete.
6623 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
6625 * config/s390/s390-builtin-types.def: New builtin function type
6626 definitions. Remove unused types.
6627 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
6628 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
6629 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
6630 overloaded builtins.
6631 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
6632 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
6633 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
6634 (vec_double, vec_signed, vec_unsigned): Define to use the new
6635 overloaded builtins.
6636 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
6639 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
6641 * config/s390/s390-builtin-types.def: New builtin function type
6643 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
6644 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
6645 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
6646 (s390_vstrszh, s390_vstrszf): New low-level builtins.
6647 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
6648 constant definitions.
6649 * config/s390/vecintrin.h (vec_search_string_cc)
6650 (vec_search_string_until_zero_cc): New builtin name definitions.
6651 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
6653 ("vec_vstrs<mode>"): New insn definition.
6655 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
6657 * config/s390/s390-builtin-types.def: Add new builtin function
6659 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
6660 New overloaded builtins.
6661 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
6663 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
6664 (UNSPEC_VEC_SLDBYTE): ... this.
6665 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
6666 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
6668 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
6669 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
6670 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
6672 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
6674 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
6675 New insn definition.
6676 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
6677 * config/s390/vector.md (V_HW_HSD): ... here.
6679 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
6681 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
6682 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
6683 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
6684 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
6685 New insn definitions.
6687 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
6689 * config/s390/s390-builtin-types.def: Add new builtin function type.
6690 * config/s390/s390-builtins.def: Add overloaded builtin
6691 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
6692 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
6693 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
6694 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
6695 ("eltswap<mode>"): New expander.
6696 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
6699 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
6701 * config/s390/s390-builtin-types.def: Add new builtin function types.
6702 * config/s390/s390-builtins.def: Add overloaded builtin
6703 s390_vec_revb. Add low-level builtins for vlbr and vstbr
6705 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
6706 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
6707 ("bswap<mode>"): New expander.
6708 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
6710 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
6712 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
6713 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
6714 vector builtin version number in __VEC__.
6716 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
6718 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
6720 (SFSI): New mode attribute.
6721 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
6722 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
6724 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
6725 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
6726 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
6727 ("floatsi<mode>2"): Add wcefb instruction.
6729 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
6731 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
6732 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
6734 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
6735 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
6736 support 32 bit fp-int conversions. Rename to ...
6737 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
6738 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
6739 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
6740 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
6743 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
6745 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
6746 if-then-else constructs if we can use the select instruction.
6747 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
6749 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
6751 * config/s390/s390.md ("*popcountdi_arch13_cc")
6752 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
6754 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
6755 Append _z196 to make it ...
6756 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
6757 ("popcounthi2_z196"): ... this.
6758 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
6759 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
6761 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
6763 * config/s390/s390.c (s390_canonicalize_comparison): Convert
6764 certain compares for arch13 in order to make use of the condition
6765 code result produced by the new instructions.
6766 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
6767 nxrk, and nxgrk instruction patterns.
6768 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
6769 (inv_no): Add new code iterator together with some attributes.
6770 ("*andc_split_<mode>"): Disable splitter for arch13.
6771 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
6772 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
6773 ("*<ANDOR:bitops_name>c<GPR:mode>")
6774 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
6775 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
6776 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
6777 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
6779 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
6781 * common/config/s390/s390-common.c (processor_flags_table): New
6783 * config.gcc: Support arch13 with the --with-arch= configure flag.
6784 * config/s390/driver-native.c (s390_host_detect_local_cpu):
6785 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
6786 * config/s390/s390.c (s390_get_sched_attrmask)
6787 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
6788 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
6789 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
6790 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
6791 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
6793 * config/s390/s390.opt: Support arch13 as processor type in
6794 command line options.
6796 2019-04-02 Martin Liska <mliska@suse.cz>
6798 PR translation/89912
6799 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
6800 Fix param description of graphite-max-arrays-per-scop.
6802 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
6804 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
6805 (ASAN_CC1_SPEC): Use it in 64-bit mode.
6806 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
6808 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
6810 PR rtl-optimization/85412
6811 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
6812 sel_sched_region_1, not after.
6814 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
6816 PR rtl-optimization/86928
6817 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
6818 compute_live if necessary.
6819 (sel_redirect_edge_and_branch): Likewise.
6821 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
6823 PR rtl-optimization/89865
6824 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
6825 register if it is a part of small class.
6827 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
6829 PR rtl-optimization/87273
6830 * sel-sched-ir.c (merge_fences): Remove assert.
6832 2019-04-01 Richard Biener <rguenther@suse.de>
6834 PR tree-optimization/46590
6835 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
6836 (dom_walker::m_reachability): Add in place of...
6837 (dom_walker::m_skip_unreachable_blocks): ...this.
6838 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
6839 Move complex initialization ...
6840 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
6841 lazily and initialize edge flags on each invocation.
6842 (dom_walker::bb_reachable): Use m_reachability.
6844 2019-04-01 Martin Liska <mliska@suse.cz>
6847 * opt-suggestions.c (option_proposer::build_option_suggestions):
6848 Add variant without any argument in order to provide better
6851 2019-04-01 Richard Biener <rguenther@suse.de>
6854 * gimple.c: Include langhooks.h.
6855 (gimple_get_alias_set): Treat enumeral types as the underlying
6858 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
6859 Eric Botcazou <ebotcazou@adacore.com>
6861 PR rtl-optimization/89862
6862 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
6863 that operates on the full registers for WORD_REGISTER_OPERATIONS
6866 2019-03-29 Jim Wilson <jimw@sifive.com>
6868 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
6869 Clear MASK_RVC and then set if C subset supported.
6871 2019-03-29 Jakub Jelinek <jakub@redhat.com>
6874 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
6875 non-addressable complit into its initializer if it is volatile.
6877 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
6879 * opts-common.c (integral_argument): Set errno properly in one case.
6881 2019-03-29 Martin Liska <mliska@suse.cz>
6883 * doc/invoke.texi: Remove -Wchkp from documentation.
6885 2019-03-29 Martin Liska <mliska@suse.cz>
6887 * dbgcnt.c (print_limit_reach): New function.
6890 2019-03-29 Martin Liska <mliska@suse.cz>
6892 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
6893 (dbg_cnt_process_opt): Parse first tokens aas
6894 dbg_cnt_process_single_pair is also using strtok.
6896 2019-03-29 Jakub Jelinek <jakub@redhat.com>
6898 PR rtl-optimization/87485
6899 * function.c (expand_function_end): Move stack_protect_epilogue
6900 before loading of return value into hard register(s).
6902 2019-03-28 Jakub Jelinek <jakub@redhat.com>
6905 * tree-inline.h (struct copy_body_data): Add
6906 dont_remap_vla_if_no_change flag.
6907 * tree-inline.c (remap_type_3, remap_type_2): New functions.
6908 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
6909 and remap_type_2 returns false.
6910 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
6911 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
6912 only from where it is copied to nested contexts.
6914 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
6917 * config/i386/i386.md (RMW operation with LEA peephole):
6918 Use LEAMODE mode attribute instead of SWI mode iterator for
6921 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
6924 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
6925 Also process XEXP (src, 0) of a shift insn.
6927 2019-03-28 David Malcolm <dmalcolm@redhat.com>
6930 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
6931 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
6933 2019-03-28 Jakub Jelinek <jakub@redhat.com>
6935 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
6937 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
6938 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
6939 immediately after first one with df_analyze in between, but rather
6940 process all bbs, queueing ones that need second pass in a worklist,
6941 df_analyze, process queued debug insn changes and if second pass is
6942 needed, process bbs from worklist, df_analyze, process queued debug
6945 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
6946 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
6947 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
6949 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
6952 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
6955 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
6958 * config/i386/i386.c (ix86_function_value_1): Call the newly added
6959 function for 32-bit MS_ABI.
6960 (function_value_ms_32): New function.
6962 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
6964 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
6965 (movdi): Call gen_movdi_symbol_save_scc.
6966 (gen_movdi_symbol_save_scc): New insn and split.
6968 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
6970 PR rtl-optimization/89313
6971 * function.c (matching_constraint_num): New static function.
6972 (match_asm_constraints_1): Use it. Fixup white space and comment.
6973 Don't replace inputs with non-matching constraints which conflict
6974 with early clobber outputs.
6976 2019-03-27 Jeff Law <law@redhat.com>
6979 PR rtl-optimization/87761
6980 PR rtl-optimization/89826
6981 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
6983 (pass_cprop_hardreg::execute): Call df_analyze after adding the
6984 note problem to get REG_DEAD/REG_UNUSED notes updated.
6986 2019-03-27 Richard Biener <rguenther@suse.de>
6988 PR tree-optimization/89463
6989 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
6990 queue edges to remove.
6991 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
6992 dead stmts. Delay edge removal until PHIs are removed to
6993 make debug-stmt creation not confused by seemingly degenerate
6996 2019-03-27 Alan Modra <amodra@gmail.com>
6998 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
7000 * config/rs6000/darwin.h: Likewise.
7001 * config/rs6000/rs6000.c: Likewise.
7003 2019-03-27 Alan Modra <amodra@gmail.com>
7005 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
7006 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
7008 2019-03-26 Andrew Waterman <andrew@sifive.com>
7009 Jim Wilson <jimw@sifive.com>
7011 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
7012 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
7013 (generic_idivdi, generic_fmul_single, generic_fmul_double)
7014 (generic_fdiv, generic_fsqrt): Add check for generic tune.
7015 (generic_alu): Add auipc to type list.
7016 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
7017 (riscv_microarchitecture): Declare.
7018 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
7019 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
7021 (riscv_microarchitecture): New.
7022 (sifive_7_tune_info): New.
7023 (riscv_cpu_info_table): Add microarchitecture value for rocket and
7024 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
7026 (riscv_store_data_bypass_p): New.
7027 (riscv_option_override): Set riscv_microarchitecture from
7028 cpu->microarchitecture.
7029 * config/riscv/riscv.md: Include sifive-7.md.
7032 (auipc<mode>): Change type to auipc.
7033 (restore_stack_nonlocal): New.
7034 * config/riscv/sifive-7.md: New.
7035 * doc/invoke.texi (RISC-V Options): Update mtune docs.
7037 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
7040 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
7041 Also process XEXP (src, 0) of a shift insn.
7043 2019-03-26 Richard Biener <rguenther@suse.de>
7045 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
7046 (copy_debug_stmt): Likewise.
7047 (expand_call_inline): Likewise.
7048 (copy_bb): Avoid redundant lookup & set of gimple_block.
7049 * gimple-low.c (lower_gimple_return): Likewise.
7050 (lower_builtin_setjmp): Likewise.
7052 2019-03-26 Jakub Jelinek <jakub@redhat.com>
7054 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
7055 is constant 0, turn into static const data member initialized to false.
7056 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
7057 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
7059 2019-03-26 Jason Merrill <jason@redhat.com>
7060 Jakub Jelinek <jakub@redhat.com>
7062 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
7064 (mem_alloc_description::release_object_overhead): Fix comment typos.
7065 * hash-table.h (hash_table::~hash_table): Call
7066 release_instance_overhead only if m_entries is non-NULL, otherwise
7067 call unregister_descriptor.
7069 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
7071 PR tree-optimization/81740
7072 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
7073 In case of outer loop vectorization, check for backward dependence
7074 at the inner loop if outer loop dependence is reversed.
7076 2019-03-26 Alan Modra <amodra@gmail.com>
7078 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
7079 rs6000_vector_mem init. Correct wI and wJ comment.
7081 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
7083 PR rtl-optimization/88347
7084 PR rtl-optimization/88423
7085 * sched-deps.c (sched_analyze_insn): Take into account that for
7086 tablejumps the barrier appears after a label and a jump_table_data.
7088 2019-03-25 Martin Sebor <msebor@redhat.com>
7091 * c-common.c (check_user_alignment): Rename local. Correct maximum
7092 alignment in diagnostic. Avoid assuming argument fits in SHWI,
7093 convert it to UHWI when it fits.
7095 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
7098 * dwarf2out.c (premark_used_variables): New function.
7099 (prune_unused_types_walk): Do not mark not premarked external
7101 (prune_unused_types): Call premark_used_variables.
7103 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
7105 PR rtl-optimization/89676
7106 * lra-constraints.c (curr_insn_transform): Do match reload for
7107 early clobbers when the match was successful only for different
7110 2019-03-25 Martin Sebor <msebor@redhat.com>
7112 * doc/extend.texi (Common Type Attributes): Document vector_size.
7113 (Common Variable Attributes): Mention size constraint. Correct
7115 (Vector Extensions): Use @dfn when defining bas type. Clarify
7116 base type and size constraints.
7118 2019-03-25 Richard Biener <rguenther@suse.de>
7120 PR tree-optimization/89789
7121 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
7122 changes from non-undefined back to undefined.
7124 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
7126 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
7127 heap string and a gc string, but since this variable is unknown to
7128 ggc the gc string might get reused and corrupted. Fixed by always
7129 using a heap string.
7131 2019-03-25 Richard Biener <rguenther@suse.de>
7133 PR tree-optimization/89779
7134 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
7135 to remove IV defs, delay actual removal.
7136 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
7137 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
7138 very end, properly also reset loop control IV information.
7140 2019-03-25 Richard Biener <rguenther@suse.de>
7142 PR tree-optimization/89802
7143 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
7144 move EH data to folded stmt.
7146 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
7148 * config/s390/s390-builtin-types.def: Remove few unused types and
7149 fix sort order for others.
7151 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
7153 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
7154 expected and found types with -mdebug during builtin matching.
7156 2019-03-25 Richard Biener <rguenther@suse.de>
7159 * fold-const.c (operand_equal_p): Revert last change with
7162 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
7164 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
7165 notes for the result of the __tls_get_addr calls.
7166 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
7168 2019-03-24 Jeff Law <law@redhat.com>
7170 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
7172 PR rtl-optimization/87761
7173 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
7174 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
7176 (pass_cprop_hardreg::execute): Add df note problem and defer insn
7177 rescans. Reprocess blocks as needed, calling df_analyze before
7178 reprocessing. Always call df_analyze before fixing up debug bind
7181 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
7183 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
7186 2019-03-22 Andrew Pinski <apinski@marvell.com>
7188 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
7189 attrribute for uxtw.
7191 2019-03-26 Jeff Law <law@redhat.com>
7193 PR rtl-optimization/87761
7194 * config/mips/mips-protos.h (mips_split_move): Add new argument.
7195 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
7196 (mips_split_move): Accept new INSN argument. Try to forward SRC
7197 into the next instruction.
7198 (mips_split_move_insn): Pass INSN through to mips_split_move.
7200 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
7202 PR rtl-optimization/89676
7203 * lra-constraints.c (curr_insn_transform): Do match reload for
7204 early clobbers even if the match was successful.
7206 2019-03-22 Jakub Jelinek <jakub@redhat.com>
7209 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
7211 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
7213 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
7215 2019-03-22 Jakub Jelinek <jakub@redhat.com>
7217 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
7218 <avx512>_fmsub_<mode>_mask3<round_name>,
7219 <avx512>_fnmadd_<mode>_mask3<round_name>,
7220 <avx512>_fnmsub_<mode>_mask3<round_name>,
7221 avx512f_vmfmadd_<mode>_mask3<round_name>,
7222 avx512f_vmfmsub_<mode>_mask3<round_name>,
7223 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
7224 instead of register_operand and %v instead of v for match_operand 1.
7225 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
7226 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
7227 <round_nimm_predicate> instead of register_operand and %v instead of v
7228 for match_operand 1.
7230 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
7231 <avx512>_fmadd_<mode>_mask3<round_name>,
7232 <avx512>_fmsub_<mode>_mask<round_name>,
7233 <avx512>_fmsub_<mode>_mask3<round_name>,
7234 <avx512>_fnmadd_<mode>_mask<round_name>,
7235 <avx512>_fnmadd_<mode>_mask3<round_name>,
7236 <avx512>_fnmsub_<mode>_mask<round_name>,
7237 <avx512>_fnmsub_<mode>_mask3<round_name>,
7238 <avx512>_fmaddsub_<mode>_mask<round_name>,
7239 <avx512>_fmaddsub_<mode>_mask3<round_name>,
7240 <avx512>_fmsubadd_<mode>_mask<round_name>,
7241 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
7242 <round_nimm_predicate> instead of nonimmediate_operand.
7243 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
7244 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
7245 Use register_operand instead of <round_nimm_predicate> for the
7246 operand that needs to match output.
7247 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
7248 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
7249 Likewise. Formatting fixes.
7252 * config/i386/i386.c (enum ix86_builtins): Remove
7253 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
7254 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
7255 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
7256 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
7257 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
7258 __builtin_ia32_vfmsubss3_mask3): New builtins.
7259 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
7260 avx512f_vmfmadd_<mode>_mask3<round_name>,
7261 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
7262 *avx512f_vmfmsub_<mode>_mask<round_name>,
7263 avx512f_vmfmsub_<mode>_mask3<round_name>,
7264 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
7265 *avx512f_vmfnmadd_<mode>_mask<round_name>,
7266 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
7267 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
7268 *avx512f_vmfnmsub_<mode>_mask<round_name>,
7269 avx512f_vmfnmsub_<mode>_mask3<round_name>,
7270 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
7271 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
7272 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
7273 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
7274 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
7275 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
7276 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
7277 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
7278 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
7279 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
7280 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
7281 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
7282 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
7283 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
7284 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
7285 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
7286 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
7287 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
7288 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
7289 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
7290 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
7291 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
7293 2019-03-21 Martin Sebor <msebor@redhat.com>
7295 PR tree-optimization/89350
7296 * builtins.c (compute_objsize): Also ignore offsets whose upper
7298 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
7299 (builtin_memref::builtin_memref): Initialize new member.
7300 Allow EXPR to be null.
7301 (builtin_memref::extend_offset_range): Replace local with a member.
7302 Avoid assuming pointer offsets are unsigned.
7303 (builtin_memref::set_base_and_offset): Determine base object
7304 before computing offset range.
7305 (builtin_access::builtin_access): Handle memset.
7306 (builtin_access::generic_overlap): Replace local with a member.
7307 (builtin_access::strcat_overlap): Same.
7308 (builtin_access::overlap): Same.
7309 (maybe_diag_overlap): Same.
7310 (maybe_diag_access_bounds): Same.
7311 (wrestrict_dom_walker::check_call): Handle memset.
7312 (check_bounds_or_overlap): Same.
7314 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
7315 Jakub Jelinek <jakub@redhat.com>
7318 * tree.c (fld_type_variant, fld_incomplete_type_of,
7319 fld_process_array_type): Call fld->pset.add and don't call
7320 add_tree_to_fld_list if it returns true.
7321 (free_lang_data_in_type): Similarly with self-recursive call. Purge
7322 non-marked types from TYPE_NEXT_VARIANT list.
7323 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
7325 2019-03-21 Jakub Jelinek <jakub@redhat.com>
7327 * hash-table.h (hash_table): Add Lazy template parameter defaulted
7328 to false, if true, don't alloc_entries during construction, but defer
7329 it to the first method that needs m_entries allocated.
7330 (hash_table::hash_table, hash_table::~hash_table,
7331 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
7332 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
7333 hash_table::clear_slot, hash_table::traverse_noresize,
7334 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
7335 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
7337 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
7338 NO_INSERT instead of find_with_hash.
7339 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
7340 hash_set::m_table): Add Lazy to template params of hash_table.
7341 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
7342 * attribs.c (test_attribute_exclusions): Likewise.
7343 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
7344 hash_set. Add tests for hash_set with Lazy = true.
7346 2019-03-21 Richard Biener <rguenther@suse.de>
7348 PR tree-optimization/89779
7349 * tree.c (tree_nop_conversion): Consolidate and fix defensive
7350 checks with respect to released SSA names now having error_mark_node
7352 * fold-const.c (operand_equal_p): Likewise.
7354 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
7357 * config/s390/s390.c (global_not_special_regno_p): Move to make it
7359 (s390_optimize_register_info): Use global_not_special_regno_p to
7360 check for global regs.
7362 2019-03-20 Jakub Jelinek <jakub@redhat.com>
7365 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
7366 update this_alternative nor this_alternative_set.
7368 2019-03-19 Jim Wilson <jimw@sifive.com>
7371 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
7372 align, size, offset. Use them to handle a BLKmode reference. Update
7374 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
7376 2019-03-19 Jakub Jelinek <jakub@redhat.com>
7378 PR rtl-optimization/89768
7379 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
7381 (unroll_loop_runtime_iterations): Likewise.
7383 2019-03-19 Martin Sebor <msebor@redhat.com>
7385 PR tree-optimization/89644
7386 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
7387 rather than endptr as an indicator of nul-termination.
7389 PR tree-optimization/89644
7390 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
7391 arrays in determining sequence sizes in strncpy and stpncpy.
7393 2019-03-19 Martin Liska <mliska@suse.cz>
7396 * predict.c (combine_predictions_for_bb): Empty likely_edges and
7397 unlikely_edges if there's an edge that belongs to both these sets.
7399 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
7402 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
7403 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
7404 go via a stack temporary.
7406 2019-03-19 Jakub Jelinek <jakub@redhat.com>
7409 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
7410 instead of gen_rtx_SUBREG.
7411 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
7413 2019-03-19 Richard Biener <rguenther@suse.de>
7416 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
7418 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
7422 * tree.c (free_lang_data_in_decl): Do not free context of C++
7425 2019-03-19 Jakub Jelinek <jakub@redhat.com>
7428 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
7429 subs for the first alternative except when operands[3] is 1.
7432 * gimplify.c (gimplify_asm_expr): For output argument with
7433 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
7436 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
7438 PR rtl-optimization/89753
7439 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
7440 explicit unrolling factor even more robust.
7442 2019-03-19 Jakub Jelinek <jakub@redhat.com>
7445 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
7446 compensation use x2 += 1 instead of x2 -= -1 and when honoring
7447 signed zeros, do another copysign after the compensation.
7449 2019-03-18 Martin Sebor <msebor@redhat.com>
7451 PR tree-optimization/89720
7452 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
7453 more conservatively, the same as anti-range.
7455 2019-03-18 Richard Biener <rguenther@suse.de>
7458 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
7459 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
7460 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
7461 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
7463 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
7465 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
7466 Extend queue to 1024 entries.
7467 Add "consumed" field.
7468 (gomp_print_output): Remove print_index parameter.
7469 Add final parameter.
7470 Change limit to unsigned.
7471 Use consumed field to implement circular buffer.
7472 Detect interrupted print in final pass.
7473 Flush output at the end.
7474 (run): Update gomp_print_output usage.
7475 (main): Initialize kernargs->output_data.consumed.
7477 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
7479 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
7480 calculation of the minimum number of scalar iterations for
7481 fully-predicated loops.
7483 2019-03-18 Martin Jambor <mjambor@suse.cz>
7485 PR tree-optimization/89546
7486 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
7487 any propagation to its children took place.
7489 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
7492 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
7493 parameter, and make use of it.
7494 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
7496 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
7498 * config/arc/arc.opt (mcode-density-frame): Get the inital value
7499 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
7500 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
7501 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
7502 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
7503 match what the ops is doing.
7504 (push_multi_fp_blink): Likewise.
7505 * config/arc/arc.c (arc_override_options): Enable enter/leave when
7506 compiling for size and elf target.
7507 (arc_save_callee_enter): Adjust note to match what enter/leave
7510 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
7512 * config/arc/arc.md (tst_movb): Fix constraint.
7514 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
7516 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
7518 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
7520 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
7521 * config/arc/arc.c (arc_conditional_register_usage): Remove all
7522 reg_alloc_order references.
7523 (size_alloc_order): Define.
7524 (arc_adjust_reg_alloc_order): New function.
7525 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
7527 (ADJUST_REG_ALLOC_ORDER): Define.
7528 (HONOR_REG_ALLOC_ORDER): Likewise.
7530 2019-03-18 Richard Biener <rguenther@suse.de>
7533 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
7534 loads and stores a bit more.
7536 2019-03-18 Richard Biener <rguenther@suse.de>
7539 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
7540 load pessimization to stores as well.
7542 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
7545 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
7546 successor, use NULL as its av set.
7548 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
7550 PR rtl-optimization/89721
7551 * lra-constraints (invariant_p): Return false if side_effects_p holds.
7553 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
7556 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7557 When handling vec_extract, use modular arithmetic to allow
7558 constant selectors greater than vector length.
7559 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
7560 V1TImode vectors to have constant selector values greater than 0.
7561 Use modular arithmetic to compute vector index.
7562 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
7563 index for in-memory vectors. Correct code generation for
7564 in-register vectors.
7565 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
7568 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
7572 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
7575 2019-03-15 Jakub Jelinek <jakub@redhat.com>
7578 * tree.c (inchash::add_expr): Strip any location wrappers.
7579 * fold-const.c (operand_equal_p): Move stripping of location wrapper
7580 after hash verification.
7583 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
7584 SIGN_EXTEND and ZERO_EXTEND.
7586 2019-03-14 Jason Merrill <jason@redhat.com>
7587 Jakub Jelinek <jakub@redhat.com>
7589 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
7590 than if is_empty (*slot).
7591 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
7592 existing elt and for elt removal.
7593 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
7594 of already removed elt.
7596 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
7599 * config/i386/i386.c (remove_partial_avx_dependency): Handle
7602 2019-03-14 Martin Liska <mliska@suse.cz>
7605 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
7607 2019-03-14 Richard Biener <rguenther@suse.de>
7610 * config/i386/i386.c (make_resolver_func): Properly set
7611 DECL_CONTEXT on the RESULT_DECL.
7612 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
7614 2019-03-14 Richard Biener <rguenther@suse.de>
7616 * gimple-pretty-print.c: Include cfgloop.h.
7617 (dump_gimple_phi): Adjust.
7618 (dump_gimple_bb_header): Dump loop header for GIMPLE.
7619 (pp_cfg_jump): Adjust.
7620 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
7621 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
7622 (lower_phi_internal_fn): Remove.
7623 (verify_gimple_call): Remove IFN_PHI special-casing.
7624 (dump_function_to_file): Dump IL state.
7625 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
7626 done to deal with PHI nodes being present in non-SSA state.
7628 2019-03-14 Jakub Jelinek <jakub@redhat.com>
7631 * multiple_target.c (create_dispatcher_calls): Change
7632 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
7633 In the node->iterate_referring loop, push *ref rather than ref, call
7634 ref->remove_reference () and always pass 0 to iterate_referring.
7636 PR rtl-optimization/89679
7637 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
7638 would contain a paradoxical SUBREG.
7640 2019-03-14 Richard Biener <rguenther@suse.de>
7642 PR tree-optimization/89710
7643 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
7646 2019-03-14 Martin Liska <mliska@suse.cz>
7648 * coverage.c (coverage_begin_function): Stream also
7650 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
7651 documentation about function declaration location.
7652 * gcov-dump.c (tag_function): Print whole range
7653 of function declaration.
7654 * gcov.c (struct function_info): Add end_column field.
7655 (function_info::function_info): Initialize it.
7656 (output_json_intermediate_file): Output {start,end}_column
7658 (read_graph_file): Read end_column.
7660 2019-03-14 Richard Biener <rguenther@suse.de>
7663 * fold-const.c (operand_equal_p): For INDIRECT_REF check
7664 that the access types are similar.
7666 2019-03-14 Jakub Jelinek <jakub@redhat.com>
7668 PR tree-optimization/89703
7669 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
7670 aren't compatible also with builtin_decl_explicit. Check pure
7671 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
7672 and BUILT_IN_STPNCPY{,_CHK}.
7674 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
7677 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
7678 addr32 prefix to VSIB address for X32.
7679 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
7681 (*avx512pf_gatherpf<mode>df_mask): Likewise.
7682 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
7683 (*avx512pf_scatterpf<mode>df_mask): Likewise.
7684 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
7685 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
7686 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
7687 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
7688 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
7689 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
7690 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
7691 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
7692 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
7693 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
7694 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
7695 (*avx512f_scatterdi<mode>): Likewise.
7697 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
7700 * lra-constraints.c (inherit_in_ebb): Update
7701 potential_reload_hard_regs along with live_hard_regs.
7703 2019-03-13 Jakub Jelinek <jakub@redhat.com>
7706 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
7708 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
7710 2019-03-13 Martin Sebor <msebor@redhat.com>
7712 PR tree-optimization/89662
7713 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
7716 2019-03-13 Richard Biener <rguenther@suse.de>
7719 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
7720 throw FP expressions at tree-affine.
7722 2019-03-14 Richard Biener <rguenther@suse.de>
7724 * tree-pretty-print.c (dump_generic_node): For -gimple properly
7725 dump negative integer constants using _Literal (type) -num.
7727 2019-03-13 Jakub Jelinek <jakub@redhat.com>
7729 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
7730 nonlocal_value member.
7733 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
7734 (ipa_simd_modify_function_body): Handle PHIs.
7736 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
7738 * config/s390/s390.c (s390_option_override_internal): Use more
7739 aggressive inlining parameters.
7741 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
7743 * config/s390/3906.md: New file.
7744 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
7745 (LONGRUNNING_THRESHOLD): Remove.
7746 (MAX_SCHED_MIX_SCORE): Decrease.
7747 (MAX_SCHED_MIX_DISTANCE): Decrease.
7748 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
7749 (struct s390_sched_state): New struct to hold scheduling state.
7750 (S390_SCHED_STATE_NORMAL): Remove.
7751 (S390_SCHED_STATE_CRACKED): Remove.
7752 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
7753 (s390_get_sched_attrmask): Use new attribute.
7754 (s390_get_unit_mask): Use new units.
7755 (s390_is_fpd): New function.
7756 (s390_is_fxd): New function.
7757 (s390_is_longrunning): New function.
7758 (s390_sched_score): Use new functions.
7759 (s390_sched_reorder): Likewise.
7760 (s390_sched_variable_issue): Rework and use new functions.
7761 (s390_sched_init): Use new functions.
7762 * config/s390/s390.h (s390_tune_attr): Add z14.
7763 * config/s390/s390.md: Add z14.
7765 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
7767 * config/s390/2964.md: Update pipeline description.
7768 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
7769 (LONGRUNNING_THRESHOLD): Remove.
7770 (LATENCY_FACTOR): Remove.
7771 (s390_get_unit_mask): Add unit.
7772 (s390_sched_score): Use fxd/fpd.
7773 (s390_sched_variable_issue): Use fxd/fpd.
7775 2019-03-12 Martin Liska <mliska@suse.cz>
7777 * config/i386/i386.c: Reword an error message.
7779 2019-03-12 Martin Jambor <mjambor@suse.cz>
7781 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
7782 terminate with newline.
7784 2019-03-12 Jakub Jelinek <jakub@redhat.com>
7787 * config/s390/s390.md (tabort): Use %wd instead of
7788 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
7789 letters and periods.
7790 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
7791 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
7795 * builtins.c (expand_builtin_int_roundingfn,
7796 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
7797 gcc_unreachable if validate_arglist fails.
7799 2019-03-12 Richard Biener <rguenther@suse.de>
7801 PR tree-optimization/89664
7802 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
7803 free the occurance tree after the early out.
7805 2019-03-11 Jakub Jelinek <jakub@redhat.com>
7809 * vr-values.c (vr_values::update_value_range): If
7810 old_vr->varying_p (), don't update it, make new_vr also VARYING
7813 2019-03-11 Martin Liska <mliska@suse.cz>
7815 * config/aarch64/aarch64.c (aarch64_override_options_internal):
7816 Fix double string quoting.
7818 2019-03-11 Martin Liska <mliska@suse.cz>
7820 * collect-utils.c (collect_wait): Wrap apostrophes
7821 in gcc internal format with %'.
7822 * collect2.c (main): Likewise.
7823 (scan_prog_file): Likewise.
7824 (scan_libraries): Likewise.
7825 * config/i386/i386.c (ix86_expand_call): Likewise.
7826 (ix86_handle_interrupt_attribute): Likewise.
7827 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
7828 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
7829 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
7830 * lto-wrapper.c (find_crtoffloadtable): Likewise.
7831 * symtab.c (symtab_node::verify_base): Likewise.
7832 * tree-cfg.c (verify_gimple_label): Likewise.
7833 * tree.c (verify_type_variant): Likewise.
7835 2019-03-11 Martin Liska <mliska@suse.cz>
7837 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
7838 in a string format message and fix GNU coding style.
7839 (expand_builtin_set_thread_pointer): Likewise.
7840 * common/config/aarch64/aarch64-common.c
7841 (aarch64_rewrite_selected_cpu): Likewise.
7842 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
7843 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
7844 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
7845 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
7846 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
7847 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
7848 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
7849 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
7850 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
7851 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
7853 * common/config/riscv/riscv-common.c
7854 (riscv_subset_list::parsing_subset_version): Likewise.
7855 (riscv_subset_list::parse_std_ext): Likewise.
7856 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
7857 (riscv_subset_list::parse): Likewise.
7858 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
7859 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
7860 (aarch64_override_options_internal): Likewise.
7861 (aarch64_validate_mcpu): Likewise.
7862 (aarch64_validate_march): Likewise.
7863 (aarch64_validate_mtune): Likewise.
7864 (aarch64_override_options): Likewise.
7865 * config/alpha/alpha.c (alpha_option_override): Likewise.
7866 * config/arc/arc.c (arc_init): Likewise.
7867 (parse_mrgf_banked_regs_option): Likewise.
7868 (arc_override_options): Likewise.
7869 (arc_expand_builtin_aligned): Likewise.
7870 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
7871 (arm_expand_builtin): Likewise.
7872 * config/arm/arm.c (arm_option_check_internal): Likewise.
7873 (arm_configure_build_target): Likewise.
7874 (arm_option_override): Likewise.
7875 (arm_options_perform_arch_sanity_checks): Likewise.
7876 (arm_handle_cmse_nonsecure_entry): Likewise.
7877 (arm_handle_cmse_nonsecure_call): Likewise.
7878 (arm_tls_referenced_p): Likewise.
7879 (thumb1_expand_prologue): Likewise.
7880 * config/avr/avr.c (avr_option_override): Likewise.
7881 * config/bfin/bfin.c (bfin_option_override): Likewise.
7882 * config/c6x/c6x.c (c6x_option_override): Likewise.
7883 * config/cr16/cr16.c (cr16_override_options): Likewise.
7884 * config/cris/cris.c (cris_option_override): Likewise.
7885 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
7886 * config/darwin-c.c (macosx_version_as_macro): Likewise.
7887 * config/darwin.c (darwin_override_options): Likewise.
7888 * config/frv/frv.c (frv_expand_builtin): Likewise.
7889 * config/h8300/h8300.c (h8300_option_override): Likewise.
7890 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
7891 (ix86_option_override_internal): Likewise.
7892 (warn_once_call_ms2sysv_xlogues): Likewise.
7893 (ix86_expand_prologue): Likewise.
7894 (split_stack_prologue_scratch_regno): Likewise.
7895 (ix86_warn_parameter_passing_abi): Likewise.
7896 * config/ia64/ia64.c (fix_range): Likewise.
7897 * config/m68k/m68k.c (m68k_option_override): Likewise.
7898 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
7899 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
7900 (mips_set_compression_mode): Likewise.
7901 * config/mmix/mmix.c (mmix_option_override): Likewise.
7902 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
7903 * config/msp430/msp430.c (msp430_option_override): Likewise.
7904 * config/nds32/nds32.c (nds32_option_override): Likewise.
7905 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
7906 (nios2_option_override): Likewise.
7907 (nios2_expand_custom_builtin): Likewise.
7908 * config/nvptx/mkoffload.c (main): Likewise.
7909 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
7910 * config/pa/pa.c (fix_range): Likewise.
7911 (pa_option_override): Likewise.
7912 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
7913 (riscv_option_override): Likewise.
7914 * config/rl78/rl78.c (rl78_option_override): Likewise.
7915 * config/rs6000/aix61.h: Likewise.
7916 * config/rs6000/aix71.h: Likewise.
7917 * config/rs6000/aix72.h: Likewise.
7918 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
7919 * config/rs6000/freebsd64.h: Likewise.
7920 * config/rs6000/linux64.h: Likewise.
7921 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
7922 (rs6000_expand_zeroop_builtin): Likewise.
7923 (rs6000_expand_mtfsb_builtin): Likewise.
7924 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
7925 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
7926 (rs6000_invalid_builtin): Likewise.
7927 (rs6000_expand_split_stack_prologue): Likewise.
7928 * config/rs6000/rtems.h: Likewise.
7929 * config/rx/rx.c (valid_psw_flag): Likewise.
7930 (rx_expand_builtin): Likewise.
7931 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
7932 * config/s390/s390.c (s390_expand_builtin): Likewise.
7933 (s390_function_profiler): Likewise.
7934 (s390_option_override_internal): Likewise.
7935 (s390_option_override): Likewise.
7936 * config/sh/sh.c (sh_option_override): Likewise.
7937 (sh_builtin_saveregs): Likewise.
7938 (sh_fix_range): Likewise.
7939 * config/sh/vxworks.h: Likewise.
7940 * config/sparc/sparc.c (sparc_option_override): Likewise.
7941 * config/spu/spu.c (spu_option_override): Likewise.
7942 (fix_range): Likewise.
7943 * config/visium/visium.c (visium_option_override): Likewise.
7944 (visium_handle_interrupt_attr): Likewise.
7945 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
7946 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
7947 (dbg_cnt_process_opt): Likewise.
7948 * dwarf2out.c (output_dwarf_version): Likewise.
7949 * except.c (expand_eh_return): Likewise.
7950 * gcc.c (defined): Likewise.
7951 (driver_handle_option): Likewise.
7952 (process_command): Likewise.
7953 (compare_files): Likewise.
7954 (driver::prepare_infiles): Likewise.
7955 (driver::do_spec_on_infiles): Likewise.
7956 (driver::maybe_run_linker): Likewise.
7957 * omp-offload.c (oacc_parse_default_dims): Likewise.
7958 * opts-global.c (handle_common_deferred_options): Likewise.
7959 * opts.c (parse_sanitizer_options): Likewise.
7960 (common_handle_option): Likewise.
7961 (enable_warning_as_error): Likewise.
7962 * passes.c (enable_disable_pass): Likewise.
7963 * plugin.c (parse_plugin_arg_opt): Likewise.
7964 (default_plugin_dir_name): Likewise.
7965 * targhooks.c (default_expand_builtin_saveregs): Likewise.
7966 (default_pch_valid_p): Likewise.
7967 * toplev.c (init_asm_output): Likewise.
7968 (process_options): Likewise.
7969 (toplev::run_self_tests): Likewise.
7970 * tree-cfg.c (verify_gimple_call): Likewise.
7971 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
7972 (tree_inlinable_function_p): Likewise.
7973 * var-tracking.c (vt_find_locations): Likewise.
7975 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
7977 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
7978 only on the else branch.
7980 2019-03-11 Martin Liska <mliska@suse.cz>
7982 * gcov.c (output_intermediate_json_line): Print function
7984 (output_json_intermediate_file): Add new argument.
7985 * doc/gcov.texi: Document the change.
7987 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
7989 PR rtl-optimization/89588
7990 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
7991 explicit unrolling factor more robust.
7993 2019-03-11 Richard Biener <rguenther@suse.de>
7995 PR tree-optimization/89649
7996 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
7997 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
7998 on the prolog and epilog loops.
7999 (vect_loop_versioning): Return copy of loop.
8000 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
8001 on the non-vectorized version of the loop.
8003 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
8006 * config/i386/sse.md (*vec_extractv2di_0_sse):
8007 Add (=r,x) alternative and corresponding splitter.
8009 2019-03-10 Martin Jambor <mjambor@suse.cz>
8011 PR tree-optimization/85762
8012 PR tree-optimization/87008
8013 PR tree-optimization/85459
8014 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
8015 it points to if there is a type changing MEM_REF. Adjust all callers.
8016 (build_accesses_from_assign): Disable total scalarization if
8017 contains_vce_or_bfcref_p returns true through the new parameter, for
8020 2019-03-09 Jakub Jelinek <jakub@redhat.com>
8023 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
8024 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
8027 * common.opt (fdiagnostics-show-labels,
8028 fdiagnostics-show-line-numbers, fdiagnostics-format=,
8029 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
8030 gas-locview-support, ginline-points, ginternal-reset-location-views):
8031 Terminate description text with a dot.
8032 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
8033 * config/mcore/mcore.opt (m210, m340): Likewise.
8034 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
8035 mnops=): Start description text with a capital letter.
8036 * config/arc/arc.opt (msize-level=): Likewise.
8037 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
8038 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
8040 * config/ft32/ft32.opt (msim): Likewise.
8041 (mft32b, mcompress): Likewise. Terminate description text with a dot.
8042 (mnodiv, mnopm): Terminate description text with a dot.
8043 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
8045 * config/i386/i386.opt (prefer_vector_width, instrument_return):
8047 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
8050 PR rtl-optimization/89634
8051 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
8052 are modified in BB_END (e->src) instruction.
8054 2019-03-08 David Malcolm <dmalcolm@redhat.com>
8057 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
8058 messages more amenable to translation, and improve wording.
8060 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
8062 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
8063 ud- and du-chains between phases.
8065 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
8068 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
8069 instead of POLY_INT_CST.
8071 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
8073 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
8076 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
8081 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
8082 (_mm_storeu_si64): Ditto.
8084 2019-03-08 Martin Liska <mliska@suse.cz>
8087 * config/i386/i386.c (ix86_option_override_internal): Disable
8088 jump tables when retpolines are used.
8090 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
8093 * ipa-split.c (execute_split_functions): Do not split
8094 'noinline' or 'section' function.
8096 2019-03-08 Jakub Jelinek <jakub@redhat.com>
8099 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
8100 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
8101 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
8104 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
8105 from diagnostics. Formatting fixes.
8108 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
8109 warn_odr diagnostics.
8112 * lra-constraints.c (process_alt_operands): Avoid one space before
8113 " at the end of line and another after " on another line in a string
8115 * attribs.c (handle_dll_attribute): Likewise.
8116 * config/avr/avr-devices.c (avr_texinfo): Likewise.
8118 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
8119 warning_at or inform messages in G_() if there is no ?:.
8121 PR tree-optimization/89550
8122 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
8123 returned true. Formatting fixes.
8124 (expand_builtin_strnlen): Formatting fixes.
8125 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
8126 if warning_at returned true.
8127 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
8129 2019-03-08 Richard Biener <rguenther@suse.de>
8132 * cfgloop.h (struct loop): Add owned_clique field.
8133 * cfgloopmanip.c (copy_loop_info): Copy it.
8134 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
8136 * tree-inline.c (copy_loops): Remap owned_clique.
8137 * lto-streamer-in.c (input_cfg): Stream owned_clique.
8138 * lto-streamer-out.c (output_cfg): Likewise.
8140 2019-03-08 Jakub Jelinek <jakub@redhat.com>
8143 * config/darwin.c: Include intl.h.
8144 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
8145 composing the message out of two separate parts.
8147 2019-03-07 Jakub Jelinek <jakub@redhat.com>
8150 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
8151 doesn't start with a capital letter and doesn't end with a dot.
8152 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
8153 with a capital letter.
8154 (ix86_mangle_function_version_assembler_name): Likewise.
8155 (ix86_generate_version_dispatcher_body): Likewise.
8156 (fold_builtin_cpu): Likewise.
8157 (get_builtin_code_for_version): Likewise. Remove extraneous space.
8158 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
8159 translators, wrap full type name in %qs.
8161 PR translation/79999
8162 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
8163 depend clause with source (or sink) modifier.
8164 * omp-expand.c (expand_omp_ordered_sink): Likewise.
8167 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
8168 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
8169 (avx512f_load<mode>_mask): New define_expand.
8170 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
8171 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
8172 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
8173 __builtin_ia32_movess_mask): New builtins.
8174 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
8175 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
8176 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
8177 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
8179 2019-03-07 Martin Jambor <mjambor@suse.cz>
8182 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
8183 for extern inline functions.
8185 2019-03-07 Martin Jambor <mjambor@suse.cz>
8188 * cgraph.h (cgraph_node): New inline method former_thunk_p.
8189 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
8190 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
8191 have multiple callees. At the end check if declarations match as
8192 opposed to cgraph_nodes.
8194 2019-03-07 Martin Liska <mliska@suse.cz>
8196 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
8197 which is equivalent to searching for this in clones chain.
8198 * symtab.c (symtab_node::verify_base): Similarly compare ASM
8199 names with a neighbour and special case first node in a chain.
8201 2019-01-25 Jason Merrill <jason@redhat.com>
8203 PR c++/80916 - spurious "static but not defined" warning.
8204 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
8205 for an internal symbol with DECL_EXTERNAL.
8207 2019-04-07 Richard Biener <rguenther@suse.de>
8210 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
8211 * tree-inline.c (copy_loops): Simplify.
8213 2019-03-07 Martin Liska <mliska@suse.cz>
8215 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
8217 2019-03-07 Richard Biener <rguenther@suse.de>
8219 PR tree-optimization/89595
8220 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
8221 stmt iterator as reference, take boolean output parameter to
8222 indicate whether the stmt was removed and thus the iterator
8224 (dom_opt_dom_walker::before_dom_children): Re-iterate over
8225 stmts created by folding.
8227 2019-03-07 Jakub Jelinek <jakub@redhat.com>
8230 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
8233 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
8235 PR rtl-optimization/88845
8236 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
8238 * lra.c (remove_scratches_1): New function.
8239 (remove_scratches): Use it.
8240 (lra_emit_move): Likewise.
8242 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
8244 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
8245 unaligned_access variable.
8246 * config/arc/arc.c (arc_override_options): Set unaligned access
8247 default on for HS CPUs.
8248 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
8250 2019-03-06 Martin Liska <mliska@suse.cz>
8252 PR gcov-profile/89577
8253 * doc/gcov.texi: Prefer to use --coverage.
8254 * doc/sourcebuild.texi: Likewise.
8256 2019-03-02 Jason Merrill <jason@redhat.com>
8258 PR c++/86485 - -Wmaybe-unused with empty class ?:
8259 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
8261 2019-03-05 Jakub Jelinek <jakub@redhat.com>
8264 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
8268 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
8269 exactly one argument.
8271 2019-03-05 Jakub Jelinek <jakub@redhat.com>
8272 Richard Sandiford <richard.sandiford@arm.com>
8274 PR tree-optimization/89570
8275 * match.pd (vec_cond into cond_op simplification): Don't use
8276 get_conditional_internal_fn, use as_internal_fn (cond_op).
8278 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
8281 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
8282 to decide when to split off a non-zero offset from a symbol.
8283 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
8284 in function symbols.
8286 2019-03-05 Richard Biener <rguenther@suse.de>
8288 PR tree-optimization/89594
8289 * tree-if-conv.c (pass_if_conversion::execute): Handle
8290 case where .LOOP_VECTORIZED_FUNCTION was removed.
8292 2019-03-05 Jakub Jelinek <jakub@redhat.com>
8295 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
8296 instead alloca it only when needed with the needed size.
8298 PR tree-optimization/89570
8299 * match.pd (vec_cond into cond_op simplification): Guard with
8300 vectorized_internal_fn_supported_p test and #if GIMPLE.
8302 PR tree-optimization/89566
8303 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
8304 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
8305 Punt if get_user_idx_format succeeds, but idx_format argument is
8306 not provided or doesn't have pointer type, or if idx_args is above
8307 number of provided arguments.
8309 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
8311 PR tree-optimization/89437
8312 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
8314 2019-03-04 Richard Biener <rguenther@suse.de>
8317 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
8320 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
8322 PR tree-optimization/89487
8323 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
8324 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
8325 (distribute_loop): Don't do runtime alias check if there is non-
8326 addressable data reference.
8327 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
8328 is a register variable.
8330 2019-03-02 Jakub Jelinek <jakub@redhat.com>
8333 * config/arm/arm.md (cmpsi2_addneg): Use
8334 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
8335 If operands[2] is 0 or INT_MIN, force use of subs.
8336 (*compare_scc splitter): Use gen_int_mode.
8337 (*negscc): Likewise.
8338 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
8340 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
8341 Monk Chiang <sh.chiang04@gmail.com>
8343 * common/config/riscv/riscv-common.c: Include sstream.
8344 (riscv_subset_list::to_string): New.
8345 (riscv_arch_str): Likewise.
8346 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
8348 * config/riscv/riscv-protos.h (riscv_arch_str): New.
8349 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
8350 (riscv_emit_attribute): New.
8351 (riscv_file_start): Emit attribute if needed.
8352 (riscv_option_override): Init riscv_emit_attribute_p.
8353 * config/riscv/riscv.opt (mriscv-attribute): New option.
8354 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
8356 * doc/install.texi: Document --with-riscv-attribute.
8357 * doc/invoke.texi: Document -mriscv-attribute.
8359 * common/config/riscv/riscv-common.c:
8360 Include config/riscv/riscv-protos.h.
8361 (INCLUDE_STRING): Defined.
8362 (RISCV_DONT_CARE_VERSION): Defined.
8363 (riscv_subset_t): Declare.
8364 (riscv_subset_t::riscv_subset_t): New.
8365 (riscv_subset_list): Declare.
8366 (riscv_subset_list::riscv_subset_list): New.
8367 (riscv_subset_list::~riscv_subset_list): Likewise.
8368 (riscv_subset_list::parsing_subset_version): Likewise.
8369 (riscv_subset_list::parse_std_ext): Likewise.
8370 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
8371 (riscv_subset_list::add): Likewise.
8372 (riscv_subset_list::lookup): Likewise.
8373 (riscv_subset_list::xlen): Likewise.
8374 (riscv_subset_list::parse): Likewise.
8375 (riscv_supported_std_ext): Likewise.
8376 (current_subset_list): Likewise.
8377 (riscv_parse_arch_string): Using riscv_subset_list::parse to
8380 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
8382 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
8383 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
8384 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
8386 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
8388 PR rtl-optimization/85899
8389 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
8390 fallthru edges leading to the exit block.
8392 2019-03-01 Tamar Christina <tamar.christina@arm.com>
8395 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
8396 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
8398 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
8400 PR tree-optimization/89535
8401 * tree-vect-stmts.c (vectorizable_call): Record the vector types
8402 for each operand. Calculate the fallback choice for mask operands
8403 and pass it to vect_get_vec_def_for_operand.
8405 2019-03-01 Richard Biener <rguenther@suse.de>
8408 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
8409 get virtual operands.
8410 (get_expr_operands): Handle CONST_DECL like other decls.
8412 2019-03-01 Jakub Jelinek <jakub@redhat.com>
8415 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
8416 on DECL_P and EXPR_P.
8418 2019-03-01 Richard Biener <rguenther@suse.de>
8421 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
8422 argument, defaulted to zero.
8423 * passes.c (execute_function_todo): Pass down SSA update flags
8424 to cleanup_tree_cfg.
8425 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
8426 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
8428 (cleanup_tree_cfg): Get and pass down SSA update flags.
8430 2019-03-01 Jakub Jelinek <jakub@redhat.com>
8433 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
8434 early_lto_debug argument.
8436 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
8438 PR tree-optimization/89536
8439 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
8440 only whether bit #0 of the value is 0 instead of the entire value.
8442 2019-02-28 Marek Polacek <polacek@redhat.com>
8444 PR c++/87068 - missing diagnostic with fallthrough statement.
8445 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
8446 at the end of a seq, save its location to walk_stmt_info.
8447 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
8450 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
8453 * tree.c (find_atomic_core_type): Move ahead in file.
8454 (check_base_type): Correctly compare alignments of atomic types.
8456 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
8459 * config/i386/i386.c (get_builtin_code_for_version): Identify
8460 Westmere from PCLMUL, instead of AES.
8462 2019-02-28 Jakub Jelinek <jakub@redhat.com>
8465 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
8466 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
8469 2019-02-28 Tamar Christina <tamar.christina@arm.com>
8472 * config/aarch64/aarch64-option-extensions.def: Document it.
8473 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
8476 2019-02-28 Jakub Jelinek <jakub@redhat.com>
8479 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
8480 builtins if they don't have a single scalar floating point argument.
8483 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
8485 PR rtl-optimization/89490
8486 * varasm.c (get_block_for_section): Bail out for mergeable sections.
8487 (default_use_anchors_for_symbol_p, output_object_block): Assert the
8488 block section is not mergeable.
8490 2019-02-27 Jakub Jelinek <jakub@redhat.com>
8493 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
8494 old define_insn to ...
8495 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
8496 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
8497 Rename old define_insn to ...
8498 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
8499 (thumb2_casesi_internal_pic): New define_expand. Rename old
8501 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
8502 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
8503 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
8505 2019-02-27 Richard Biener <rguenther@suse.de>
8508 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
8510 2019-02-27 Richard Biener <rguenther@suse.de>
8512 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
8515 2019-02-27 Richard Biener <rguenther@suse.de>
8518 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
8519 parameter, prefix section name with .gnu.debuglto_ if true.
8520 (dwarf2out_finish): Pass false to output_comdat_type_unit.
8521 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
8523 2019-02-27 Richard Biener <rguenther@suse.de>
8526 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
8527 rather than on use_debug_types, doing what output_die does.
8528 (value_format): Likewise.
8530 2019-02-27 Martin Jambor <mjambor@suse.cz>
8531 Martin Sebor <msebor@redhat.com>
8533 * doc/invoke.texi (Warning Options): Reword description of
8534 -Wno-absolute-value.
8536 2019-02-27 Jakub Jelinek <jakub@redhat.com>
8538 PR tree-optimization/89280
8539 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
8540 builtin_setjmp_setup_bb): New functions.
8541 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
8542 When visiting __builtin_setjmp_setup block, queue in special
8543 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
8544 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
8545 from visited after the loop if they don't have any visited successor
8548 2018-02-26 Steve Ellcey <sellcey@marvell.com>
8550 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
8552 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
8554 2019-02-26 Jakub Jelinek <jakub@redhat.com>
8557 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
8558 with types other than sizetype/ssizetype.
8560 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
8562 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
8563 (enum sparc_processor_type): ...this.
8564 (enum sparc_code_model_type): New enumeration type.
8565 (enum sparc_memory_model_type): Tweak comments.
8566 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
8568 (mcmodel): Use sparc_code_model enumeration and variable.
8569 (sparc_code_model): New enumeration.
8570 (mdebug): Add Undocumented marker.
8571 * config/sparc/sparc.h (enum cmodel): Delete.
8572 (sparc_cmodel): Likewise.
8573 (TARGET_CM_MEDLOW): Adjust to above renaming.
8574 (TARGET_CM_MEDMID): Likewise.
8575 (TARGET_CM_MEDANY): Likewise.
8576 (TARGET_CM_EMBMEDANY): Likewise.
8577 * config/sparc/sparc.c (sparc_cmodel): Delete.
8578 (sparc_option_override): Remove string/value mapping support for the
8579 code model. Move code and memory model support to after the handling
8580 of target flags. Do private machine setup last.
8581 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
8582 (sparc_legitimize_reload_address): Likewise.
8583 (sparc_output_mi_thunk): Likewise.
8584 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
8586 2019-02-26 Jakub Jelinek <jakub@redhat.com>
8588 PR tree-optimization/89500
8589 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
8590 (handle_builtin_strlen): Remove noncst_bound variable. Always
8591 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
8592 cst if the first cst bytes starting at x are known to be non-zero,
8593 even if the string is not zero terminated. Don't try to modify
8594 *si for strnlen. Update strlen_to_stridx only for strlen or if
8595 we can prove strnlen returns the same value as strlen would.
8597 2019-02-26 Martin Liska <mliska@suse.cz>
8599 * alloc-pool.h (struct pool_usage): Remove extra
8601 * bitmap.h (struct bitmap_usage): Likewise.
8602 * ggc-common.c (struct ggc_usage): Likewise.
8603 * mem-stats.h (struct mem_usage): Likewise.
8604 (mem_alloc_description::dump): Print dash lines
8605 here and repeat header at the end of a table report.
8606 It's then more readable.
8607 * tree-phinodes.c (phinodes_print_statistics): Make
8608 horizontal alignment.
8609 * tree-ssanames.c (ssanames_print_statistics): Likewise.
8610 * vec.c (struct vec_usage): Remove extra print_dash_line.
8611 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
8613 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
8615 * doc/extend.texi (__builtin_object_size):
8616 Use @pxref instead of @xref inside parenthesis.
8617 (__builtin_has_attribute): Add missing comma after @xref.
8618 (__builtin_object_size): Ditto.
8619 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
8620 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
8623 2019-02-26 Jeff Law <law@redhat.com>
8625 PR rtl-optimization/87761
8626 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
8627 detect obviously dead insns and delete them.
8629 2019-02-26 Richard Biener <rguenther@suse.de>
8631 PR tree-optimization/89505
8632 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
8633 to handle restrict pointed-to vars with multiple subvars
8636 2019-02-26 Richard Biener <rguenther@suse.de>
8638 PR tree-optimization/89489
8639 * tree-parloops.c (create_loop_fn): Copy over last_clique.
8641 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
8643 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
8644 and move around comment.
8645 <BIT_AND_EXPR>: Likewise.
8646 <BIT_NOT_EXPR>: Add specific handling for boolean types.
8648 2019-02-26 Jakub Jelinek <jakub@redhat.com>
8651 * config/i386/i386.c (remove_partial_avx_dependency): Call
8652 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
8653 after changing possibly many instructions to use that pseudo. Fix up
8654 insertion of v4sf_const0 setter at the start of bb.
8656 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
8659 * doc/extend.texi (Variadic Pointer Args): New section.
8661 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
8662 Martin Sebor <msebor@gmail.com>
8664 * common.opt (Wattribute-alias): Likewise.
8665 * doc/invoke.texi (Option Summary): List general form of
8666 -Wattribute-alias=. List positive form of -Wmissing-attributes.
8667 (-Wmissing-attributes): Invert entry, rewrite and correct default.
8668 Add cross-references.
8669 (-Wattribute-alias): Rewrite and correct default. Mention
8670 considered attributes (same as for -Wmissing-attributes).
8672 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
8674 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
8675 (_mm_cvtpd_ps): Likewise.
8676 (_mm_cvttpd_epi32): Likewise.
8679 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
8680 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
8683 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
8685 2019-02-25 Tamar Christina <tamar.christina@arm.com>
8688 * common/config/aarch64/aarch64-common.c
8689 (struct aarch64_option_extension): Add is_synthetic.
8690 (all_extensions): Use it.
8691 (TARGET_OPTION_INIT_STRUCT): Define hook.
8692 (struct gcc_targetm_common): Moved to end.
8693 (all_extensions_by_on): New.
8694 (opt_ext_cmp, typedef opt_ext): New.
8695 (aarch64_option_init_struct): New.
8696 (aarch64_contains_opt): New.
8697 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
8698 * config/aarch64/aarch64-option-extensions.def
8699 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
8700 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
8701 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
8702 Set is_synthetic to false.
8703 (crypto): Set is_synthetic to true.
8704 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
8707 2019-02-25 Tamar Christina <tamar.christina@arm.com>
8709 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
8710 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
8711 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
8712 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
8713 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
8714 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
8715 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
8716 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
8718 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
8719 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
8720 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
8721 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
8722 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
8723 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
8724 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
8725 vfmlsl_laneq_high_f16): ... To this.
8726 * config/arm/neon.md: Update comments.
8728 2019-02-25 Tamar Christina <tamar.christina@arm.com>
8730 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
8731 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
8732 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
8733 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
8734 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
8735 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
8736 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
8737 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
8739 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
8740 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
8741 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
8742 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
8743 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
8744 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
8745 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
8746 vfmlslq_laneq_high_f16): ... To this.
8748 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
8750 PR rtl-optimization/86096
8751 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
8752 comparing mw_order values.
8754 2019-02-25 Jakub Jelinek <jakub@redhat.com>
8757 * config/arm/arm.md (*subsi3_carryin_const): Use
8758 arm_neg_immediate_operand predicate instead of
8759 arm_not_immediate_operand, "L" constraint instead of "K" and
8760 print it using %n2 instead of %B2.
8761 (*subsi3_carryin_const0): New define_insn.
8762 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
8763 instead of arm_not_operand and "I" constraint instead of "K" and
8764 print it using %n3 instead of %B2. Instead of using match_dup 2 add
8765 another match_operand and in the condition check that it is negation
8767 (*subsi3_carryin_compare_const0): New define_ins.
8768 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
8769 *subsi3_carryin_const.
8770 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
8771 split into *subsi3_carryin_compare_const0 if the highpart is zero.
8774 * config/arm.vfp.md (*negdf2_vfp): Use
8775 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
8776 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
8778 2019-02-24 Jakub Jelinek <jakub@redhat.com>
8780 PR rtl-optimization/89445
8781 * simplify-rtx.c (simplify_ternary_operation): Don't use
8782 simplify_merge_mask on operands that may trap.
8783 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
8784 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
8785 second operand is CONST_VECTOR, check if any element could be zero.
8786 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
8787 their operands can trap.
8789 2019-02-23 Martin Sebor <msebor@redhat.com>
8791 * gimple-ssa-sprintf.c (target_strtol): Rename...
8792 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
8793 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
8794 check for range error.
8796 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
8799 * opts-common.c (prune_options): Also prune joined switches
8800 with Negative and RejectNegative.
8801 * config/i386/i386.opt (march=): Add Negative(march=).
8802 (mtune=): Add Negative(mtune=).
8803 * doc/options.texi: Document Negative used together with Joined
8806 2019-02-22 Martin Sebor <msebor@redhat.com>
8808 * doc/extend.texi (Other Builtins): Add
8809 __builtin_is_constant_evaluated.
8811 2019-02-22 Richard Biener <rguenther@suse.de>
8813 PR tree-optimization/87609
8814 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
8816 2019-02-22 Jeff Law <law@redhat.com>
8818 PR rtl-optimization/87761
8819 * config/mips/mips.md: Add new combiner pattern to recognize
8820 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
8822 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
8825 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
8826 destination register in peepholes generating patterns for ADDS/SUBS.
8827 (add<mode>3_compare0,
8828 *addsi3_compare0_uxtw, add<mode>3_compareC,
8829 add<mode>3_compareV_imm, add<mode>3_compareV,
8830 *adds_<optab><ALLX:mode>_<GPI:mode>,
8831 *subs_<optab><ALLX:mode>_<GPI:mode>,
8832 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
8833 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
8834 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
8835 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
8836 sub<mode>3_compare1): Allow stack pointer for source register.
8837 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
8839 2019-02-22 Martin Sebor <msebor@redhat.com>
8841 PR tree-optimization/88993
8842 PR tree-optimization/88853
8843 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
8845 (sprintf_dom_walker::call_info::is_string_func): New helper.
8846 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
8847 for formatted string functions.
8848 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
8850 2019-02-22 Martin Sebor <msebor@redhat.com>
8853 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
8854 unreachable subexpressions.
8856 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
8857 Hongtao Liu <hongtao.liu@intel.com>
8858 Sunil K Pandey <sunil.k.pandey@intel.com>
8861 * config/i386/i386-passes.def: Add
8862 pass_remove_partial_avx_dependency.
8863 * config/i386/i386-protos.h
8864 (make_pass_remove_partial_avx_dependency): New.
8865 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
8867 (pass_data_remove_partial_avx_dependency): New.
8868 (pass_remove_partial_avx_dependency): Likewise.
8869 (make_pass_remove_partial_avx_dependency): Likewise.
8870 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
8871 (*extendsfdf2): Add avx_partial_xmm_update.
8872 (truncdfsf2): Likewise.
8873 (*float<SWI48:mode><MODEF:mode>2): Likewise.
8874 (SF/DF conversion splitters): Disabled for TARGET_AVX.
8876 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
8879 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
8882 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
8885 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
8886 (PTA_SKYLAKE): Add PTA_AES.
8887 (PTA_GOLDMONT): Likewise.
8889 2019-02-22 Sudakshina Das <sudi.das@arm.com>
8891 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
8892 instruction if enabled.
8893 (aarch64_override_options): Remove reference to return address key.
8895 2019-02-22 Richard Biener <rguenther@suse.de>
8897 PR tree-optimization/89440
8898 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
8899 not necessary assert.
8901 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
8904 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
8905 (oacc_replace_fn_attrib_attr): ... this new function.
8906 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
8907 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
8909 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8911 * config/arm/arm-cpus.in (ares): Rename to...
8912 (neoverse-n1): ... This. Add ares as alias.
8913 * config/arm/arm-tables.opt: Regenerate.
8914 * config/arm/arm-tune.md: Likewise.
8915 * doc/invoke.txt (ARM Options): Document neoverse-n1.
8917 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8919 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
8920 * config/aarch64/aarch64-tune.md: Regenerate.
8921 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
8923 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8925 * config/aarch64/aarch64.c (ares_tunings): Rename to...
8926 (neoversen1_tunings): ... This.
8927 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
8928 (neoverse-n1): New CPU.
8929 * config/aarch64/aarch64-tune.md: Regenerate.
8930 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
8932 2019-02-22 Richard Biener <rguenther@suse.de>
8935 * cfghooks.h (dependence_hash): New typedef.
8936 (struct copy_bb_data): New type.
8937 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
8938 (duplicate_block): Likewise.
8939 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
8940 (copy_bbs): Create and pass down copy_bb_data.
8941 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
8942 (rtl_duplicate_bb): Likewise.
8943 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
8944 remap dependence info.
8946 2019-02-22 Richard Biener <rguenther@suse.de>
8948 PR tree-optimization/87609
8949 * tree-core.h (tree_base): Document special clique values.
8950 * tree-inline.c (remap_dependence_clique): Do not use the
8951 special clique value of one.
8952 (maybe_set_dependence_info): Use clique one.
8953 (clear_dependence_clique): New callback.
8954 (compute_dependence_clique): Clear clique one from all refs
8955 before assigning it (again).
8957 2019-02-21 Martin Sebor <msebor@redhat.com>
8959 * doc/extend.texi (__clear_cache): Correct signature.
8961 2019-02-21 Ian Lance Taylor <iant@golang.org>
8964 * varasm.c (decode_addr_const): Call lookup_constant_def rather
8965 than output_constant_def.
8966 (add_constant_to_table): New static function.
8967 (output_constant_def): Call add_constant_to_table.
8968 (tree_output_constant_def): Likewise.
8970 2019-02-21 Jakub Jelinek <jakub@redhat.com>
8973 * builtins.c (fold_builtin_arith_overflow): If first two args are
8974 INTEGER_CSTs, set intres and ovfres to constants rather than calls
8977 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
8980 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
8981 error for -mindirect-branch/-mfunction-return with incompatible
8984 2019-02-21 Jakub Jelinek <jakub@redhat.com>
8987 * constraints.md (q): Remove.
8988 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
8991 2019-02-21 Martin Jambor <mjambor@suse.cz>
8994 * omp-general.c (omp_extract_for_data): Removed a duplicate call
8995 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
8996 (omp_adjust_for_condition): ...here. Added necessary parameters.
8997 * omp-general.h (omp_adjust_for_condition): Updated declaration.
8998 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
8999 proper values to new parameters of omp_adjust_for_condition.
9001 2019-02-20 Jakub Jelinek <jakub@redhat.com>
9004 * expr.c (expand_assignment): If result is a MEM, use change_address
9005 instead of simplify_gen_subreg.
9007 2019-02-20 Jakub Jelinek <jakub@redhat.com>
9008 David Malcolm <dmalcolm@redhat.com>
9011 * fold-const.c (decode_field_reference): Return NULL_TREE if
9012 lang_hooks.types.type_for_size returns NULL. Check it before
9013 overwriting *exp_. Use return NULL_TREE instead of return 0.
9015 2019-02-20 Jakub Jelinek <jakub@redhat.com>
9019 * toplev.c (do_compile): Double the emin/emax exponents to workaround
9022 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
9025 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
9026 TARGET_SSE in addition to TARGET_SSE_MATH.
9028 (ix86_excess_precision): Ditto.
9029 (ix86_float_exceptions_rounding_supported_p): Ditto.
9030 (use_rsqrt_p): Ditto.
9031 * config/i386/sse.md (rsqrt<mode>2): Ditto.
9033 2019-02-20 David Malcolm <dmalcolm@redhat.com>
9036 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
9037 linenum_arith_t when determining if two adjacent line spans are
9038 close enough to merge.
9039 (diagnostic_show_locus): Use linenum_arith_t when iterating over
9040 lines within each line_span.
9042 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
9045 * lra-constraints.c(uses_hard_regs_p): Fix handling of
9046 paradoxical SUBREGS.
9048 2019-02-20 Li Jia He <helijia@linux.ibm.com>
9051 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
9052 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
9053 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
9056 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
9058 * config/gcn/gcn.c (print_operand): Fix typo.
9060 2019-02-19 Richard Biener <rguenther@suse.de>
9063 * toplev.c (do_compile): Initialize mpfr's exponent range
9064 based on available float modes.
9066 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
9068 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
9069 as long as the epilogue isn't completed.
9071 2019-02-18 Martin Sebor <msebor@redhat.com>
9073 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
9074 __has_cpp_attribute, and __has_include.
9076 2019-02-18 Martin Sebor <msebor@redhat.com>
9078 * doc/invoke.texi (-Wreturn-type): Correct and expand.
9080 2019-02-18 Martin Sebor <msebor@redhat.com>
9083 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
9085 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
9087 2019-02-18 Richard Biener <rguenther@suse.de>
9089 PR tree-optimization/89296
9090 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
9091 of no-warning flag to cases that might emit the bogus warning.
9093 2019-02-18 Jakub Jelinek <jakub@redhat.com>
9096 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
9098 * config/arm/vfp.md (*movdi_vfp): Likewise.
9099 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
9100 "q" constraint for operands[0].
9103 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
9104 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
9105 pattern in a temporary buffer.
9106 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
9107 than 64-operands[2].
9110 * config/s390/s390.c (s390_indirect_branch_attrvalue,
9111 s390_indirect_branch_settings): Define unconditionally.
9112 (s390_set_current_function): Likewise, but guard the whole body except
9113 the s390_indirect_branch_settings call with
9114 #if S390_USE_TARGET_ATTRIBUTE.
9115 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
9117 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
9118 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
9119 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
9120 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
9121 HOST_WIDE_INT_1U instead of 1ULL.
9122 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
9123 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
9124 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
9125 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
9127 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
9130 2019-02-18 Martin Jambor <mjambor@suse.cz>
9132 PR tree-optimization/89209
9133 * tree-sra.c (create_access_replacement): New optional parameter
9134 reg_tree. Use it as a type if non-NULL and access type is not of
9136 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
9137 to create_access_replacement.
9138 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
9139 Check lacc is non-NULL before attempting to re-create it on the RHS.
9141 2019-02-18 Martin Liska <mliska@suse.cz>
9144 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
9146 (symbol_table::free_edge): Recycle m_summary_id.
9147 * cgraph.h (get_summary_id): New.
9148 (symbol_table::release_symbol): Set m_summary_id to -1
9150 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
9151 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
9152 function_summary to fast_function_summary.
9153 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
9154 * ipa-pure-const.c (class funct_state_summary_t):
9155 Switch from function_summary to fast_function_summary.
9156 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
9157 (class ipa_ref_opt_summary_t): Switch from function_summary
9158 to fast_function_summary.
9159 * symbol-summary.h (class function_summary_base): New class
9160 that is created from base of former function_summary.
9161 (function_summary_base::unregister_hooks): New.
9162 (class function_summary): Inherit from function_summary_base.
9163 (class call_summary_base): New class
9164 that is created from base of former call_summary.
9165 (class call_summary): Inherit from call_summary_base.
9166 (struct is_same): New.
9167 (class fast_function_summary): New summary class.
9168 (class fast_call_summary): New summary class.
9169 * vec.h (vec_safe_grow_cleared): New function.
9171 2019-02-18 Martin Liska <mliska@suse.cz>
9173 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
9174 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
9175 * doc/tm.texi: Document new target hook.
9176 * doc/tm.texi.in: Likewise.
9177 * target.def: Add new target macro.
9178 * gcc.c (find_fortran_preinclude_file): Do not search multilib
9181 2019-02-17 Alan Modra <amodra@gmail.com>
9184 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
9185 output reg on add insn.
9186 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
9188 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
9191 * config/i386/sse.md (ssedoublemode): Remove V4HI.
9192 (PMULHRSW): Likewise.
9193 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
9195 (ssse3_pmulhrswv4hi3): New expander.
9197 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
9199 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
9200 MMX. Add isa attribute.
9202 2019-02-16 Jakub Jelinek <jakub@redhat.com>
9204 PR rtl-optimization/66152
9205 * builtins.h (c_readstr): Declare.
9206 * builtins.c (c_readstr): Remove forward declaration. Add
9207 null_terminated_p argument, if false, read all bytes from the
9208 string instead of stopping after '\0'.
9209 * expr.c (string_cst_read_str): New function.
9210 (store_expr): Use string_cst_read_str instead of
9211 builtin_strncpy_read_str. Try to store by pieces the whole
9212 exp_len first, and only if that fails, split it up into
9213 store by pieces followed by clear_storage. Formatting fix.
9215 * config/i386/i386.md (*movqi_internal): Remove static from
9216 buf variable. Use output_asm_insn (buf, operands); return "";
9217 instead of return buf;.
9218 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
9219 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
9220 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
9222 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
9224 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
9225 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
9226 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
9227 (CC1_SPEC): Likewise.
9228 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
9230 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
9232 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
9233 the base address on 64-bit strict-alignment platforms.
9235 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
9237 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
9239 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
9241 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
9243 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
9245 PR rtl-optimization/88308
9246 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
9247 on copied instruction.
9249 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
9251 * final.c (insn_current_reference_address): Replace test on JUMP_P
9252 with test on jump_to_label_p.
9253 * config/visium/visium-passes.def: New file.
9254 * config/visium/t-visium (PASSES_EXTRA): Define.
9255 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
9256 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
9257 (TRAMPOLINE_ALIGNMENT): Define.
9258 * config/visium/visium.c (visium_option_override): Do not register
9259 the machine-specific reorg pass here.
9260 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
9262 (output_branch): Adjust threshold for long branch instruction.
9263 * config/visium/visium.md (cpu): Move around.
9264 (length): Adjust for the GR6.
9266 2019-02-15 Richard Biener <rguenther@suse.de>
9267 Jakub Jelinek <jakub@redhat.com>
9269 PR tree-optimization/89278
9270 * tree-loop-distribution.c: Include tree-eh.h.
9271 (generate_memset_builtin, generate_memcpy_builtin): Call
9272 rewrite_to_non_trapping_overflow on builtin->size before passing it
9273 to force_gimple_operand_gsi.
9275 2019-02-15 Jakub Jelinek <jakub@redhat.com>
9278 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
9280 * opth-gen.awk: Likewise.
9282 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
9284 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
9285 Enable MMX, SSE and SSE2 by default.
9286 * config/i386/i386.c (ix86_option_override_internal): Do not
9287 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
9289 2019-02-14 Jakub Jelinek <jakub@redhat.com>
9291 PR rtl-optimization/89354
9292 * combine.c (make_extraction): Punt if extraction_mode is narrower
9295 2019-02-14 Maya Rashish <coypu@sdf.org>
9297 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
9298 * config/netbsd-d.c: New file.
9299 * config/t-netbsd: Add netbsd-d.o
9301 2018-02-14 Steve Ellcey <sellcey@marvell.com>
9303 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
9304 affects_type_identity to true for aarch64_vector_pcs.
9305 (aarch64_comp_type_attributes): New function.
9306 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
9308 2019-02-14 Tamar Christina <tamar.christina@arm.com>
9311 * config/arm/iterators.md (ANY64): Add V4HF.
9313 2019-02-14 Martin Liska <mliska@suse.cz>
9315 PR rtl-optimization/89242
9316 * dce.c (delete_unmarked_insns): Call free_dominance_info we
9317 process a transformation.
9319 2019-02-14 Jakub Jelinek <jakub@redhat.com>
9321 PR tree-optimization/89314
9322 * fold-const.c (fold_binary_loc): Cast strlen argument to
9323 const char * before dereferencing it. Formatting fixes.
9326 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
9328 2019-02-13 Ian Lance Taylor <iant@golang.org>
9330 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
9331 and set current index for other optimizations.
9333 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
9335 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
9336 nonimmediate_operand as operand 2 predicate.
9337 (vec_set<VF2_512_256:mode>_0): Ditto.
9338 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
9339 (*vec_concatv2si): Remove alternative 2.
9340 (*vec_concatv4si_0): Use vm constraint for alternative 0.
9341 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
9342 (vec_concatv2di): Split alternatives 4,5,6 to ...
9343 (*vec_concatv2di_0) ... new pattern.
9345 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
9348 * config/arm/arm.c (ldm_stm_operation_p) Set
9349 addr_reg_in_reglist correctly for first register.
9350 (load_multiple_sequence): Remove dead base check.
9351 (gen_ldm_seq): Correctly set write_back for Thumb-1.
9353 2019-02-13 Tamar Christina <tamar.christina@arm.com>
9356 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
9357 Expose as @aarch64_pred_mov.
9358 * config/aarch64/aarch64.c (aarch64_classify_address):
9359 Use expand_insn which legitimizes operands.
9361 2019-02-13 Martin Liska <mliska@suse.cz>
9363 * builtins.h (expand_builtin_with_bounds): Remove declaration.
9364 * calls.c (struct arg_data): Remove special_slot, pointer_arg
9365 and pointer_offset fields.
9366 (initialize_argument_information): Remove usage of dead
9368 * cgraph.h (struct cgraph_thunk_info): Remove
9369 add_pointer_bounds_args.
9370 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
9372 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
9374 * config/i386/i386.c (ix86_function_arg_advance): Remove
9376 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
9377 (def_builtin): Remove usage of dead
9379 (ix86_add_new_builtins): Likewise.
9380 * ipa-fnsummary.c (compute_fn_summary): Likewise.
9381 * ipa-icf.c (sem_function::equals_wpa): Likewise.
9382 (sem_function::init): Likewise.
9383 (sem_variable::merge): Likewise.
9384 * ipa-visibility.c (function_and_variable_visibility): Likewise.
9385 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
9386 * lto-cgraph.c (lto_output_node): Likewise.
9387 (lto_output_varpool_node): Likewise.
9388 (input_node): Likewise.
9389 (input_varpool_node): Likewise.
9390 * lto-streamer-out.c (lto_output): Likewise.
9391 * tree-inline.c (expand_call_inline): Remove usage of
9393 * tree-inline.h (struct copy_body_data): Likewise.
9394 * varpool.c (varpool_node::dump): Likewise.
9396 2019-02-13 Jakub Jelinek <jakub@redhat.com>
9399 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
9400 into pt->vars_contains_escaped_heap instead of setting
9401 pt->vars_contains_escaped_heap to it.
9404 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
9405 INTVAL (size), compare it to GET_MODE_MASK instead of
9406 1 << GET_MODE_BITSIZE.
9409 * config/i386/predicates.md (x86_64_immediate_operand): Allow
9410 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
9413 2019-02-13 Martin Liska <mliska@suse.cz>
9416 * cfgrtl.c (remove_barriers_from_footer): New function.
9417 (try_redirect_by_replacing_jump): Use it.
9418 (cfg_layout_redirect_edge_and_branch): Likewise.
9420 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
9422 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
9423 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
9424 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
9425 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
9426 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
9427 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
9429 * config/rs6000/rs6000.c (builtin_function_type)
9430 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
9431 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
9432 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
9433 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
9434 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
9436 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
9438 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
9439 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
9441 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
9444 * config/i386/i386.md (*movoi_internal_avx): Revert revision
9445 268678 and revision 268657.
9446 (*movti_internal): Likewise.
9448 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
9451 * config/s390/s390.c (s390_decompose_address): Update comment.
9452 (s390_check_qrst_address): Reject invalid address forms after
9455 2019-02-12 Martin Liska <mliska@suse.cz>
9458 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
9459 we need default values of funct_state for a function that
9462 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
9464 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
9465 the object to pick the size of stores on strict-alignment platforms.
9467 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
9468 (*movdi_insn_sp32): Likewise.
9469 (*movdi_insn_sp64): Likewise.
9471 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
9474 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
9475 types that needs constructiong.
9476 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
9478 2019-02-12 Richard Biener <rguenther@suse.de>
9480 PR tree-optimization/89253
9481 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
9484 2019-02-11 David Malcolm <dmalcolm@redhat.com>
9487 * input.c (selftest::test_line_offset_overflow): New selftest.
9488 (selftest::input_c_tests): Call it.
9490 2019-02-11 Martin Sebor <msebor@redhat.com>
9492 PR tree-optimization/88771
9493 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
9494 when -Wstringop-overflow is set.
9495 (builtin_memref::builtin_memref): Adjust excessive upper bound
9496 only when lower bound is not excessive.
9497 (maybe_diag_overlap): Detect and diagnose excessive bounds via
9498 -Wstringop-ovefflow.
9499 (maybe_diag_offset_bounds): Rename...
9500 (maybe_diag_access_bounds): ...to this.
9501 (check_bounds_or_overlap): Adjust for name change above.
9503 2019-02-11 Martin Sebor <msebor@redhat.com>
9506 * builtins.c (max_object_size): Move from here...
9507 * builtins.h (max_object_size): ...and here...
9508 * tree.c (max_object_size): ...to here...
9509 * tree.h (max_object_size): ...and here.
9511 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
9513 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
9514 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
9515 for correct semantics.
9517 2019-02-11 Alan Modra <amodra@gmail.com>
9519 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
9520 -mlongcall and -mpltseq.
9521 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
9522 (RS/6000 and PowerPC Options <-mpltseq>): Document.
9523 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
9524 * config/rs6000/sysv4.opt (mpltseq): New option.
9525 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
9526 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
9527 support is lacking. Don't allow -mpltseq with -mbss-plt.
9528 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
9529 -mpltseq given for ELFv1.
9530 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
9531 Only use UNSPEC_PLTSEQ for inline PLT calls.
9532 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
9533 use UNSPEC_PLTSEQ for inline PLT calls.
9534 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
9535 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
9536 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
9537 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
9538 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
9539 (pltseq_mtctr_<mode>): Likewise.
9541 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9543 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
9545 * configure: Regenerate.
9547 2019-02-11 Jakub Jelinek <jakub@redhat.com>
9550 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
9553 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
9555 * function.c (assign_parm_setup_block): Use the stored
9556 size, not the passed size, when allocating stack-space,
9557 also for a parameter with alignment larger than
9558 MAX_SUPPORTED_STACK_ALIGNMENT.
9560 2019-02-11 Martin Liska <mliska@suse.cz>
9563 * ipa-cp.c (build_toporder_info): Remove usage of a param.
9564 * ipa-inline.c (inline_small_functions): Likewise.
9565 * ipa-pure-const.c (propagate_pure_const): Likewise.
9566 (propagate_nothrow): Likewise.
9567 * ipa-reference.c (propagate): Likewise.
9568 * ipa-utils.c (struct searchc_env): Remove unused field.
9569 (searchc): Always search across AVAIL_INTERPOSABLE.
9570 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
9571 the only called IPA pure const can properly not propagate
9572 across interposable boundary.
9573 * ipa-utils.h (ipa_reduced_postorder): Remove param.
9575 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
9577 * config/nds32/nds32.md (call_internal, call_value_internal,
9578 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
9580 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
9582 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
9585 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
9587 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
9590 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
9592 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
9594 2019-02-10 Jakub Jelinek <jakub@redhat.com>
9596 PR tree-optimization/89268
9597 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
9598 if preds is non-NULL.
9600 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
9603 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
9606 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
9608 * config/nds32/nds32.md (trap): New pattern.
9610 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
9612 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
9615 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
9617 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
9620 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
9622 * ipa-visibility.c (localize_node): Also do not localize
9623 LDPR_PREVAILING_DEF_IRONLY_EXP.
9625 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
9628 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
9629 instead of type_with_linkage.
9631 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
9634 * params.def (uninlined-function-insns, uninlined-function-time,
9635 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
9636 bound so we don't get overflows.
9638 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
9640 * config/rs6000/rs6000-string.c (expand_compare_loop,
9641 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
9644 2019-02-09 Jakub Jelinek <jakub@redhat.com>
9647 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9648 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
9649 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
9651 2019-02-09 Alan Modra <amodra@gmail.com>
9654 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
9655 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
9658 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
9661 * lra-constraints.c (process_alt_operands): Don't increase reject
9662 for memory when offset memory is required.
9664 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
9666 * config/s390/vector.md: Implement vector copysign.
9668 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
9670 * expr.c (expand_constructor): Correct indentations.
9672 2019-02-08 Richard Biener <rguenther@suse.de>
9674 PR tree-optimization/89247
9675 * tree-if-conv.c: Include tree-cfgcleanup.h.
9676 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
9677 (tree_if_conversion): Pass through predicate vector.
9678 (pass_if_conversion::execute): Do CFG cleanup and SSA update
9679 inline, see if any if-converted loops we refrece in
9680 LOOP_VECTORIZED calls vanished and fixup.
9681 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
9683 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
9685 * config/s390/constraints.md (jdd): New constraint.
9687 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
9690 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
9691 upper 16 vector registers without TARGET_AVX512VL.
9692 (*movti_internal): Likewise.
9694 2019-02-08 Jakub Jelinek <jakub@redhat.com>
9696 PR rtl-optimization/89234
9697 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
9698 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
9699 (copy_reg_eh_region_note_backward): Likewise.
9701 2019-02-08 Richard Biener <rguenther@suse.de>
9704 * tree-data-ref.c (initialize_matrix_A): Fail if constant
9706 (analyze_subscript_affine_affine): Handle failure from
9707 initialize_matrix_A.
9709 2019-02-08 Jakub Jelinek <jakub@redhat.com>
9711 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
9714 2019-02-07 David Malcolm <dmalcolm@redhat.com>
9716 PR tree-optimization/86637
9717 PR tree-optimization/89235
9718 * tree-vect-loop.c (optimize_mask_stores): Add an
9719 auto_purge_vect_location sentinel to ensure that vect_location is
9722 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
9723 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
9724 to ensure that vect_location is purged on exit.
9725 (pass_slp_vectorize::execute): Likewise, replacing the manual
9727 * tree-vectorizer.h (class auto_purge_vect_location): New class.
9729 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9731 * config/aarch64/iterators.md (max_opp): New code_attr.
9732 (USMAX): New code iterator.
9733 * config/aarch64/predicates.md (aarch64_smin): New predicate.
9734 (aarch64_smax): Likewise.
9735 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
9736 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
9739 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
9742 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
9743 for TARGET_AVX512VL.
9744 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
9746 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
9748 * config/s390/s390-builtin-types.def: Add new types.
9749 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
9750 (s390_vec_xlw4): Make the memory operand into a const pointer.
9751 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
9753 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
9754 a new vector type with the alignment of the scalar memory operand.
9756 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
9757 Jakub Jelinek <jakub@redhat.com>
9760 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
9761 arm_count_ldrdstrd_insns): New declarations.
9762 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
9764 (valid_operands_ldrd_strd): New function.
9765 (arm_count_ldrdstrd_insns): New function.
9766 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
9767 sets instead of single DImode set and define new insns to match this.
9769 2019-02-07 Tamar Christina <tamar.christina@arm.com>
9771 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
9772 Make it a C initializer.
9774 2019-02-07 Tamar Christina <tamar.christina@arm.com>
9777 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
9779 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9781 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
9782 Use neon_dot<q> for type.
9783 (neon_<sup>dot_lane<vsi2qi>): Likewise.
9785 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9787 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
9788 Use neon_dot<q> for type.
9789 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
9790 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
9792 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
9794 PR rtl-optimization/89225
9795 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
9798 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
9800 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
9801 after restoring registers saved to allocate the frame on Windows.
9803 2019-02-06 Richard Biener <rguenther@suse.de>
9805 PR tree-optimization/89182
9806 * graphite.h (cached_scalar_evolution_in_region): Declare.
9807 * graphite.c (struct seir_cache_key): New.
9808 (struct sese_scev_hash): Likewise.
9809 (seir_cache): New global.
9810 (cached_scalar_evolution_in_region): New function.
9811 (graphite_transform_loops): Allocate and release seir_cache.
9812 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
9813 cached_scalar_evolution_in_region.
9814 * graphite-scop-detection.c (scop_detection::can_represent_loop):
9816 (scop_detection::graphite_can_represent_expr: Use
9817 cached_scalar_evolution_in_region.
9818 (scop_detection::stmt_simple_for_scop_p): Likewise.
9819 (find_params_in_bb): Likewise.
9820 (gather_bbs::before_dom_children): Likewise.
9821 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
9822 (add_loop_constraints): Likewise.
9824 2019-02-06 Jakub Jelinek <jakub@redhat.com>
9827 * fold-const-call.c (fold_const_vec_convert): Pass true as last
9828 operand to new_unary_operation only if both element types are integral
9829 and it isn't a widening conversion. Return NULL_TREE if
9830 new_unary_operation failed.
9832 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
9835 * config/s390/s390.md: Remove load and test FP splitter.
9837 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
9840 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
9841 expand_compare_loop, expand_block_compare_gpr,
9842 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
9843 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
9844 #include "profile-count.h" and "predict.h" for types and functions
9845 needed to work with REG_BR_PROB notes.
9847 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
9850 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
9851 for the long branch case.
9853 2019-02-05 Jakub Jelinek <jakub@redhat.com>
9856 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
9857 can throw, non-call exceptions are enabled and we can't delete
9858 dead exceptions or alter cfg. Set must_clean if
9859 delete_insn_and_edges returns true, don't set it blindly for calls.
9860 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
9862 PR rtl-optimization/89195
9863 * combine.c (make_extraction): For MEMs, don't extract bytes outside
9864 of the original MEM.
9866 2019-02-05 Martin Liska <mliska@suse.cz>
9868 PR gcov-profile/89000
9869 * gcov.c (function_summary): Remove argument.
9870 (file_summary): New function.
9871 (print_usage): Replace tabs with spaces.
9872 (generate_results): Use new function file_summary.
9874 2019-02-05 Jakub Jelinek <jakub@redhat.com>
9877 * optabs.c (prepare_cmp_insn): Pass x and y to
9878 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
9880 2019-02-05 Richard Biener <rguenther@suse.de>
9883 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
9884 (struct bitmap_element): Drop chain_prev so we properly recurse on
9885 the prev member, supporting tree views.
9886 (struct bitmap_head): GTY skip the obstack member.
9888 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
9891 * doc/extend.texi (Vector Extensions): Add an example of using vector
9892 types together with x86 intrinsics.
9894 2019-02-04 Alan Modra <amodra@gmail.com>
9896 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
9897 str[] size to 160, and comment.
9899 2019-02-04 Alan Modra <amodra@gmail.com>
9901 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
9902 (rs6000_pltseq_template): Guard output of TLS markers with
9904 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
9905 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
9906 to use inline PLT sequences.
9907 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
9908 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
9909 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
9911 2019-02-04 Martin Liska <mliska@suse.cz>
9914 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
9915 out when ipa_fn_summaries does not contain entry for callee.
9917 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
9919 * config/sparc/sparc.h: Remove superfluous blank lines.
9920 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
9921 (got_register_rtx): ...this.
9922 (sparc_got): Adjust to above renaming.
9923 (sparc_tls_got): Likewise.
9924 (sparc_delegitimize_address): Likewise.
9925 (sparc_output_mi_thunk): Likewise.
9926 (sparc_init_pic_reg): Likewise.
9927 (save_local_or_in_reg_p): Fix test on the GOT register.
9928 (USE_HIDDEN_LINKONCE): Move around.
9929 (get_pc_thunk_name): Likewise.
9930 (gen_load_pcrel_sym): Likewise.
9931 (load_got_register): Likewise.
9933 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
9935 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
9936 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
9938 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
9940 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
9943 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
9945 * config.gcc (with_nds32_lib, glibc):
9946 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
9947 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
9948 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
9950 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
9953 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
9954 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
9955 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
9956 (*rcpsf2_sse): Ditto.
9957 (*rsqrtsf2_sse): Ditto.
9958 (sse4_1_round<mode<2): Ditto.
9960 2019-02-03 Richard Biener <rguenther@suse.de>
9963 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
9966 2019-02-02 Jakub Jelinek <jakub@redhat.com>
9969 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9970 Punt with warning on aggregate return or argument types. Ignore
9971 type/mode checking for uniform arguments.
9973 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
9975 * combine.c (try_combine): Do not print "Can't combine" messages unless
9976 printing failed combination attempts.
9978 2019-02-01 Martin Jambor <mjambor@suse.cz>
9981 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
9982 segment and global segment variables before making them static.
9984 2019-02-01 Martin Jambor <mjambor@suse.cz>
9986 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
9987 missed optimization dump with dump_enabled_p.
9989 2019-02-01 Richard Biener <rguenther@suse.de>
9992 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
9993 the instantiate cache.
9994 (instantiate_scev_binary): Elide second operand procesing
9995 if equal to the first.
9996 * tree-chrec.c (chrec_contains_symbols): Add visited set.
9997 (chrec_contains_undetermined): Likewise.
9998 (tree_contains_chrecs): Likewise.
10000 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
10002 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
10004 2019-02-01 Jakub Jelinek <jakub@redhat.com>
10006 PR tree-optimization/89143
10007 * wide-int-range.h (wide_int_range_absu): Declare.
10008 * wide-int-range.cc (wide_int_range_absu): New function.
10009 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
10011 PR tree-optimization/88107
10012 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
10013 instead of assertion that eh_region_outermost is non-NULL, if it
10014 is NULL, set *ALL to true and return NULL.
10015 (move_sese_region_to_fn): Adjust caller, if all is set, call
10016 duplicate_eh_regions with NULL region.
10018 2019-02-01 Richard Biener <rguenth@suse.de>
10020 PR rtl-optimization/88593
10021 * mode-switching.c (optimize_mode_switching): Free dominators before
10022 calling cleanup_cfg.
10024 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
10026 PR tree-optimization/88932
10027 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
10029 2019-01-31 Jakub Jelinek <jakub@redhat.com>
10031 PR middle-end/89137
10032 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
10033 bogus clang warning.
10035 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
10038 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
10039 alternative to avoid partial SSE register stall for TARGET_AVX.
10040 (truncdfsf2): Ditto.
10041 (sse4_1_round<mode>2): Ditto.
10043 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
10045 PR tree-optimization/89008
10046 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
10047 process anything of the form X * 0.
10049 2019-01-31 Richard Biener <rguenther@suse.de>
10051 PR tree-optimization/89135
10052 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
10053 with abnormal preds.
10055 2019-01-31 Jakub Jelinek <jakub@redhat.com>
10058 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
10059 always_inline callees into no_sanitize_address callers.
10061 2019-01-31 Richard Biener <rguenther@suse.de>
10063 PR rtl-optimization/89115
10064 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
10066 2019-01-30 Martin Sebor <msebor@redhat.com>
10069 * doc/extend.texi (cast to a union): Correct and expand.
10071 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
10073 PR rtl-optimization/87246
10074 * lra-constraints.c (simplify_operand_subreg): Reload memory
10075 in subreg if the address became invalid.
10077 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
10080 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
10081 Disable for little-endian.
10083 2019-01-30 Richard Biener <rguenther@suse.de>
10085 PR rtl-optimization/89115
10086 * opts.c (default_options_optimization): Reduce
10087 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
10088 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
10091 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
10093 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
10094 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
10095 type of vector element when vec_extract is implemented by direct
10098 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
10100 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
10102 2019-01-30 Richard Biener <rguenther@suse.de>
10104 PR tree-optimization/89111
10105 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
10106 canonicalization to appropriately sized access types.
10108 2019-01-30 Jakub Jelinek <jakub@redhat.com>
10111 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
10112 for arguments to functions that are TU-local and shouldn't be
10113 referenced by assembly.
10115 2019-01-30 Ulrich Drepper <drepper@redhat.com>
10117 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
10120 2019-01-29 Martin Sebor <msebor@redhat.com>
10123 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
10125 2019-01-29 Jakub Jelinek <jakub@redhat.com>
10129 * omp-simd-clone.c (simd_clone_clauses_extract)
10130 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
10131 OMP_CLAUSE_ALIGNED_ALIGNMENT.
10133 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
10135 * config.gcc: Force .init_array for ARC.
10137 2019-01-29 Richard Biener <rguenther@suse.de>
10140 * dwarf2out.c (collect_skeleton_dies): New helper.
10141 (copy_decls_for_unworthy_types): Call it.
10142 (build_abbrev_table): Assert we do not try to replace
10143 DW_AT_signature refs with local refs.
10145 2019-01-28 Jakub Jelinek <jakub@redhat.com>
10147 PR middle-end/89002
10148 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
10149 for lastprivate/linear IV, push gimplify context around gimplify_assign
10150 and, if it needed any temporaries, pop it into a gimple bind around the
10153 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
10155 * common.opt (-Wattribute-alias): Remove "no-" from name.
10156 Make -Wattribute-alias command line option and
10157 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
10159 2019-01-28 Jakub Jelinek <jakub@redhat.com>
10162 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
10163 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
10165 (bmi2): Add missing @opindex.
10166 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
10167 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
10168 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
10169 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
10170 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
10171 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
10172 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
10173 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
10174 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
10175 xsavec, xsaveopt and xsaves options.
10177 2019-01-28 Richard Biener <rguenther@suse.de>
10180 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
10183 2019-01-28 Richard Biener <rguenther@suse.de>
10185 PR tree-optimization/88739
10186 * tree-cfg.c (verify_types_in_gimple_reference): Verify
10187 BIT_FIELD_REFs only are applied to mode-precision operands
10188 when they are integral.
10189 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
10190 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
10191 BIT_FIELD_REFs of non-mode-precision integral operands.
10193 2019-01-27 Jakub Jelinek <jakub@redhat.com>
10196 * config/i386/sse.md
10197 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
10198 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
10199 first constants in pairs are multiples of 2. Formatting fixes.
10200 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
10201 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
10202 first constants in each quadruple are multiples of 4. Formatting fixes.
10204 2019-01-26 Martin Jambor <mjambor@suse.cz>
10207 * tree-inline.c: Include tree-cfgcleanup.h.
10208 (delete_unreachable_blocks_update_callgraph): Move...
10209 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
10210 ...here, make externally visible, make second argument bool, adjust
10212 * tree-cfgcleanup.c: Include cgraph.h.
10213 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
10215 * ipa-prop.c: Include tree-cfgcleanup.h.
10216 (ipcp_transform_function): Call
10217 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
10219 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
10221 PR rtl-optimization/88846
10222 * ira.c (process_set_for_memref_referenced_p): New.
10223 (memref_referenced_p): Add new param. Use
10224 process_set_for_memref_referenced_p. Add new switch cases.
10225 (memref_used_between_p): Pass new arg to memref_referenced_p.
10227 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
10230 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
10231 argument ABI_BREAK. Set to true if the calculated alignment has
10232 changed in gcc-9. Check bit-fields for their base type alignment.
10233 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
10234 (aarch64_function_arg_boundary): Likewise.
10235 (aarch64_gimplify_va_arg_expr): Likewise.
10237 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
10239 PR middle-end/89037
10240 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
10241 instead of accessing TREE_INT_CST_ELT directly.
10243 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
10245 * doc/sourcebuild.texi (Environment attributes): Add fenv and
10246 fenv_exceptions description.
10248 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
10250 PR rtl-optimization/87763
10251 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
10252 Allow SUBREG when matching CC_NZmode compare.
10254 2019-01-25 Richard Biener <rguenther@suse.de>
10256 PR tree-optimization/89049
10257 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
10258 Look at the pattern stmt to determine if the stmt is vectorized.
10260 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
10262 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
10263 (pred_mov<mode>): Handle all-register forms using both a new
10264 alternative and a split.
10266 2019-01-25 Richard Biener <rguenther@suse.de>
10268 PR tree-optimization/86865
10269 * graphite-scop-detection.c (scop_detection::can_represent_loop):
10270 Reject non-do-while loops.
10272 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
10274 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
10275 * config/rs6000/constraints.md (Q constraint): Use REG_P.
10276 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
10277 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
10278 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
10279 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
10280 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
10281 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
10282 vlogical_operand, gpc_reg_operand, int_reg_operand,
10283 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
10284 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
10285 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
10286 (save_world_operation, restore_world_operation, lmw_operation,
10287 stmw_operation): Use MEM_P and REG_P.
10288 (tie_operand): Use MEM_P.
10289 (vrsave_operation, crsave_operation): Use REG_P.
10290 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
10291 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
10292 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
10293 (call_operand): Use HARD_REGISTER_P.
10294 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
10296 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
10297 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
10298 quad_aligned_load_p, replace_swapped_aligned_store,
10299 recombine_lvx_pattern, replace_swapped_aligned_load,
10300 recombine_stvx_pattern): Use MEM_P.
10301 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
10302 Use MEM_P and SYMBOL_REF_P.
10303 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
10304 (insn_is_swappable_p): Use REG_P and MEM_P.
10305 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
10306 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
10308 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
10309 Use CONST_DOUBLE_P.
10310 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
10312 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
10313 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
10314 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
10315 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
10317 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
10318 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
10319 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
10320 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
10321 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
10322 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
10323 rs6000_split_logical_di): Use CONST_INT_P.
10324 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
10325 REG_P and SYMBOL_REF_P.
10326 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
10327 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
10328 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
10329 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
10330 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
10331 (small_data_operand, print_operand_address): Use CONST_INT_P and
10333 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
10334 (rs6000_init_hard_regno_mode_ok, direct_move_p):
10335 Use HARD_REGISTER_NUM_P.
10336 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
10337 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
10338 SUBREG_P and SYMBOL_REF_P.
10339 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
10340 and HARD_REGISTER_NUM_P.
10341 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
10343 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
10344 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
10346 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
10347 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
10348 find_addr_reg): Use REG_P.
10349 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
10350 (rs6000_emit_le_vsx_move): Use SUBREG_P.
10351 (offsettable_ok_by_alignment, constant_pool_expr_p,
10352 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
10353 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
10354 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
10355 rs6000_assemble_integer, create_TOC_reference,
10356 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
10357 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
10358 (rs6000_split_vec_extract_var): Use reg_or_subregno.
10359 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
10360 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
10361 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
10362 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
10363 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
10364 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
10365 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
10366 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
10367 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
10368 and cbranch<mode>4): Use CONST_INT_P.
10369 (multiple define_splits): Use REG_P and SUBREG_P.
10370 (define_expands call, call_value): Use MEM_P.
10371 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
10372 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
10373 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
10374 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
10375 and HARD_REGISTER_NUM_P.
10376 (multiple define_splits): Use HARD_REGISTER_NUM_P.
10378 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
10380 PR rtl-optimization/88948
10381 * rtl.h (prepare_copy_insn): New prototype.
10382 * gcse.c (prepare_copy_insn): New function, split out from
10383 process_insert_insn.
10384 (process_insert_insn): Use prepare_copy_insn.
10385 * store-motion.c (replace_store_insn): Use prepare_copy_insn
10386 instead of gen_move_insn.
10388 2019-01-24 Jakub Jelinek <jakub@redhat.com>
10391 * config/i386/i386.c (ix86_pic_register_p): Return true for
10392 UNSPEC_SET_GOT too.
10394 PR tree-optimization/88964
10395 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
10396 punt if HONOR_SNANS (chrec).
10398 PR middle-end/89015
10399 * tree-nested.c (convert_nonlocal_reference_stmt,
10400 convert_local_reference_stmt, convert_tramp_reference_stmt,
10401 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
10402 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
10403 or GIMPLE_OMP_TASK.
10405 PR tree-optimization/89027
10406 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
10407 for "omp simd array" variables.
10409 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
10412 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
10413 force the alignment of m_val.
10415 2019-01-24 Richard Biener <rguenther@suse.de>
10418 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
10419 When in "legacy" debug mode make sure to reset self-origins.
10421 2019-01-24 Martin Liska <mliska@suse.cz>
10423 PR gcov-profile/88994
10424 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
10425 result will be always smaller or equal to the original.
10426 * gcov.c (mangle_name): Fix else branch where we should
10427 also copy to PTR and shift the pointer.
10429 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
10431 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
10432 * vr-values.c (find_case_label_ranges): Fix a comment typo.
10434 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
10436 * common/config/i386/i386-common.c
10437 (OPTION_MASK_ISA_ENQCMD_SET,
10438 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
10439 (ix86_handle_option): Handle -menqcmd.
10440 * config.gcc (enqcmdintrin.h): New header file.
10441 * config/i386/cpuid.h (bit_ENQCMD): New bit.
10442 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
10444 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
10446 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
10447 __builtin_ia32_enqcmds): New builtins.
10448 * config/i386/i386-c.c (__ENQCMD__): New macro.
10449 * config/i386/i386-option.c (ix86_target_string): Add
10451 (ix86_valid_target_attribute_inner_p): Likewise.
10452 * config/i386/i386-expand.c
10453 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
10454 IX86_BUILTIN_ENQCMDS.
10455 * config/i386/i386.h (TARGET_ENQCMD): New.
10456 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
10457 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
10458 (movdir64b_<mode>): Parameterize to enable share expansion code
10459 with ENQCMD in function ix86_expand_builtin.
10460 * config/i386/i386.opt: Add -menqcmd.
10461 * config/i386/immintrin.h: Include enqcmdintrin.h.
10462 * config/i386/enqcmdintrin.h: New intrinsic file.
10463 * doc/invoke.texi: Add -menqcmd.
10465 2019-01-23 Bin Cheng <bin.cheng@arm.com>
10466 Steve Ellcey <sellcey@marvell.com>
10469 * recog.c (address_operand): Return false on wrong mode for address.
10470 (constrain_operands): Check for mode with 'p' constraint.
10472 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
10475 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
10476 Disparage MMX alternative.
10477 (sse2_cvtpd2pi): Ditto.
10478 (sse2_cvttpd2pi): Ditto.
10480 2019-01-23 David Malcolm <dmalcolm@redhat.com>
10483 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
10484 use-after-free of the result of
10485 aarch64_get_extension_string_for_isa_flags.
10487 2019-01-23 Jakub Jelinek <jakub@redhat.com>
10490 * doc/extend.texi: Document break and continue behavior in
10491 statement expressions.
10493 2019-01-23 Richard Biener <rguenther@suse.de>
10495 PR tree-optimization/89008
10496 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
10497 not leave another stray operand.
10499 2019-01-23 Jakub Jelinek <jakub@redhat.com>
10501 * BASE-VER: Bump to 9.0.1.
10503 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
10505 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
10506 thunk that returns by reference, use the type of the return object
10507 of the thunk instead of that of the alias to build the dereference.
10509 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
10511 * config/arc/atomic.md: Add operand to DMB instruction.
10513 2019-01-23 Jakub Jelinek <jakub@redhat.com>
10515 PR tree-optimization/88964
10516 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
10517 build_zero_cst instead of build_int_cst. Return false for loop
10518 invariants which honor signed zeros.
10520 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
10522 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
10524 2019-01-22 Jakub Jelinek <jakub@redhat.com>
10527 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
10528 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
10529 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
10531 PR middle-end/88968
10532 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
10533 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
10536 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
10537 Disable for little endian.
10539 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
10542 * config/arm/arm.c (arm_needs_double_word_align): Check
10543 DECL_BIT_FIELD_TYPE.
10545 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
10546 H.J. Lu <hongjiu.lu@intel.com>
10549 * config/i386/i386-builtin.def: Add mask2 to all builtin
10550 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
10552 * config/i386/i386.c (BDESC): Add mask2 to the definition.
10553 (BDESC_FIRST): Likewise.
10554 (define_builtin): Add an argument for mask2. Updated to handle
10555 both ix86_isa_flags and ix86_isa_flags2.
10556 (define_builtin_const): Likewise.
10557 (define_builtin_pure): Likewise.
10558 (define_builtin2): Deleted.
10559 (define_builtin_const2): Likewise.
10560 (builtin_description): Add a member, mask2.
10561 (bdesc_*): Add mask2 to builtin initializations.
10562 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
10563 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
10565 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
10567 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
10570 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
10573 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
10576 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
10577 alignment is dominated by a bitfield with 64-bit aligned base type.
10578 (arm_function_arg): Emit a warning if the alignment has changed since
10579 earlier GCC releases.
10580 (arm_function_arg_boundary): Likewise.
10581 (arm_setup_incoming_varargs): Likewise.
10583 2019-01-22 Richard Biener <rguenther@suse.de>
10585 PR tree-optimization/88862
10586 * graphite-scop-detection.c
10587 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
10589 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
10591 * doc/extend.tex (AMD GCN Function Attributes): New section.
10592 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
10593 * doc/invoke.texi (AMD GCN Options): New section.
10594 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
10596 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
10598 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
10599 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
10601 2019-01-22 Jakub Jelinek <jakub@redhat.com>
10603 PR tree-optimization/88044
10604 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
10605 is false in the first iteration, but !every_iteration, return false
10606 instead of true with niter->niter zero.
10608 PR rtl-optimization/88904
10609 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
10610 any nonequal registers before processing BB_END (b).
10613 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
10615 (expand_binop_directly, expand_doubleword_clz,
10616 expand_doubleword_popcount, expand_ctz, expand_ffs,
10617 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
10619 PR rtl-optimization/49429
10621 PR rtl-optimization/86334
10623 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
10624 addressable from here...
10625 (emit_block_op_via_libcall): ... to here.
10627 2019-01-22 Richard Biener <rguenther@suse.de>
10629 * tree-vect-loop.c (vect_analyze_loop_operations): Use
10630 auto_vec for cost vector to fix memleak.
10631 (vectorize_fold_left_reduction): Properly gather SLP defs.
10632 (vectorizable_comparison): Do not swap operands to properly
10635 2019-01-22 Alan Modra <amodra@gmail.com>
10638 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
10639 stays a reg. Allow a const_int.
10640 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
10641 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
10642 (IS_NOMARK_TLSGETADDR): Define.
10643 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
10644 (rs6000_output_tlsargs): New function.
10645 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
10646 __tls_get_addr call takes an arg.
10647 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
10648 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
10650 (call_value_nonlocal_sysv): ..or here, delete split.
10651 (tls_gdld_nomark): Delete.
10652 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
10653 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
10654 (call_value_nonlocal_sysv): Likewise.
10655 (call_value_nonlocal_sysv_secure): Likewise.
10656 (call_value_nonlocal_aix): Likewise.
10657 (call_value_indirect_aix): Likewise.
10658 (call_value_indirect_elfv2): Likewise.
10659 (call_value_local32, call_value_local64): Disable for no-mark tls.
10660 (call_value_local_aix): Likewise.
10662 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
10665 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
10666 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
10668 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
10670 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
10671 string contents as hash_map keys.
10673 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10676 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
10677 for rvalue context. Handle rvalues correctly. Use min_align_of_type
10678 instead of TYPE_ALIGN.
10679 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
10680 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
10681 pointer from TYPE_STUB_DECL.
10683 2019-01-21 Richard Biener <rguenther@suse.de>
10685 PR tree-optimization/88934
10686 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
10687 at the possibly non-constant operand.
10688 (vect_get_constant_vectors): Adjust.
10690 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
10693 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
10694 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
10695 instead of _X86INTRIN_H_INCLUDED.
10696 * onfig/i386/clwbintrin.h: Likewise.
10697 * config/i386/pkuintrin.h: Likewise.
10698 * config/i386/prfchwintrin.h: Likewise.
10699 * config/i386/rdseedintrin.h: Likewise.
10700 * config/i386/wbnoinvdintrin.h: Likewise.
10701 * config/i386/xsavecintrin.h: Likewise.
10702 * config/i386/xsavesintrin.h: Likewise.
10703 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
10704 * config/i386/xsaveintrin.h: Likewise.
10705 * config/i386/xsaveoptintrin.h: Likewise.
10706 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
10707 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
10708 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
10709 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
10710 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
10711 * config/i386/immintrin.h: Here.
10713 2019-01-20 Martin Jambor <mjambor@suse.cz>
10716 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
10717 with aa_walk_budget.
10718 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
10719 aa_walk_budget_p parameter.
10720 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
10721 walk. Updated all callers.
10722 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
10723 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
10725 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
10726 parameter info. Extract info from fbi. Pass fbi to recursive calls
10727 and to unmodified_parm.
10728 (phi_result_unknown_predicate): New parameter fbi, removed parameter
10729 info, updated call to will_be_nonconstant_expr_predicate.
10730 (param_change_prob): New parameter fbi, limit AA walking.
10731 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
10732 calls to various above functions.
10733 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
10734 parameter. Use it to limit AA walking.
10735 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
10736 fbi, limit AA walk.
10737 (detect_type_change): New parameter fbi, pass it on to
10738 detect_type_change_from_memory_writes.
10739 (detect_type_change_ssa): Likewise.
10740 (aa_overwalked): Removed.
10741 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
10742 accordingly, adjust to the neew AA limiting scheme.
10743 (parm_ref_data_preserved_p): Likewise.
10744 (ipa_compute_jump_functions_for_edge): Adjust call to
10746 (ipa_analyze_call_uses): Likewise.
10747 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
10748 (ipa_analyze_node): Initialize aa_walk_budget.
10749 (ipcp_transform_function): Likewise.
10750 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
10751 to get_dynamic_type.
10753 2019-01-19 Jakub Jelinek <jakub@redhat.com>
10755 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
10756 outside of #if CHECKING_P code.
10758 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
10760 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
10761 New function, split out from...
10762 (loop_versioning::analyze_stride): ...here.
10763 (loop_versioning::find_per_loop_multiplication): Use gassign.
10764 (loop_versioning::analyze_term_using_scevs): Return a success code.
10765 (loop_versioning::analyze_arbitrary_term): New function.
10766 (loop_versioning::analyze_address_fragment): Use
10767 analyze_arbitrary_term if all else fails.
10769 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
10772 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
10775 2019-01-18 Richard Biener <rguenther@suse.de>
10777 PR tree-optimization/88903
10778 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
10779 scalar stmts a SLP shift amount is composed of when detecting
10782 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
10785 * config/arm/arm-cpus.in (mp): New feature.
10786 (sec): New feature.
10787 (fgroup ARMv7ve): Add mp and sec features.
10788 (arch armv7-a): Add options to allow mp and sec extensions.
10789 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
10790 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
10791 extenstions to the base architecture.
10792 (cpu cortex-a8): Add sec extension to the base architecture.
10793 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
10794 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
10795 variants down to the base v7-a varaint.
10796 * config/arm/t-multilib (v7_a_arch_variants): New variable.
10797 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
10798 of permitted extensions for -march=armv7-a and for
10799 -mcpu=generic-armv7-a.
10801 2019-01-18 Martin Liska <mliska@suse.cz>
10803 * params.def: Fix comment.
10804 * tree-profile.c (gimple_init_gcov_profiler): Bump function
10806 (gimple_gen_ic_func_profiler): Likewise.
10808 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10810 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
10811 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
10812 and put in error checks for stack protector guard options.
10813 (aarch64_stack_protect_guard): New.
10814 (TARGET_STACK_PROTECT_GUARD): Define.
10815 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
10816 (reg_stack_protect_address<mode>): New.
10817 (stack_protect_set): Adjust for SSP_GLOBAL.
10818 (stack_protect_test): Likewise.
10819 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
10820 (-mstack-protector-guard): Likewise.
10821 (-mstack-protector-guard-offset): Likewise.
10823 2019-01-18 Jakub Jelinek <jakub@redhat.com>
10825 PR tree-optimization/86214
10826 * tree-inline.h (struct copy_body_data): Add
10827 add_clobbers_to_eh_landing_pads member.
10828 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
10829 (copy_edges_for_bb): Call it if EH edge destination is <
10830 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
10831 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
10832 if flag_stack_reuse != SR_NONE and clear it afterwards.
10834 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
10837 * doc/install.texi (with-multilib-list): Document for aarch64.
10839 2019-01-18 Jakub Jelinek <jakub@redhat.com>
10842 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
10843 (("..."))) with ("...").
10845 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
10847 * doc/extend.texi (Built-in Functions for Memory Model Aware
10848 Atomic Operations): Document atomic fetch and nand.
10850 2019-01-18 Martin Liska <mliska@suse.cz>
10851 Richard Biener <rguenther@suse.de>
10853 PR middle-end/88587
10854 * cgraph.h (create_version_clone_with_body): Add new argument
10856 * cgraphclones.c (cgraph_node::create_version_clone): Add
10857 DECL_ATTRIBUTES to a newly created decl. And call
10858 valid_attribute_p so that proper cl_target_optimization_node
10859 is set for the newly created declaration.
10860 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
10862 (expand_target_clones): Do not call valid_attribute_p, it must
10864 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
10867 2019-01-17 Jakub Jelinek <jakub@redhat.com>
10870 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
10871 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
10872 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
10874 2019-01-17 Martin Sebor <msebor@redhat.com>
10876 PR middle-end/88273
10877 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
10878 Handle anti-ranges the same as no range at all.
10880 2018-01-17 Steve Ellcey <sellcey@cavium.com>
10882 * config/aarch64/aarch64.c (cgraph.h): New include.
10883 (intl.h): New include.
10884 (supported_simd_type): New function.
10885 (currently_supported_simd_type): Ditto.
10886 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
10887 (aarch64_simd_clone_adjust): Ditto.
10888 (aarch64_simd_clone_usable): Ditto.
10889 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
10890 (TARGET_SIMD_CLONE_ADJUST): Ditto.
10891 (TARGET_SIMD_CLONE_USABLE): Ditto.
10892 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
10893 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
10896 2019-01-17 Martin Sebor <msebor@redhat.com>
10898 PR tree-optimization/88800
10899 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
10900 NO_WARNING bit here. Avoid folding out-of-bounds calls.
10901 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
10902 redundant argument. Add new argument and issue diagnostics under
10903 its control. Detect out-of-bounds access even with warnings
10905 (check_bounds_or_overlap): Change return type. Add argument.
10906 (wrestrict_dom_walker::check_call): Adjust.
10907 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
10908 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
10909 check_bounds_or_overlap's return value.
10910 (handle_builtin_stxncpy): Same.
10911 (handle_builtin_strcat): Same.
10913 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
10914 Kwok Cheung Yeung <kcy@codesourcery.com>
10915 Julian Brown <julian@codesourcery.com>
10916 Tom de Vries <tom@codesourcery.com>
10918 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
10920 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
10922 * doc/sourcebuild.texi: Document dg-require-effective-target
10923 llvm_binutils and offload_gcn.
10925 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
10926 Kwok Cheung Yeung <kcy@codesourcery.com>
10927 Julian Brown <julian@codesourcery.com>
10928 Tom de Vries <tom@codesourcery.com>
10930 * doc/sourcebuild.texi: Document dg-required-effective-target
10933 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
10934 Kwok Cheung Yeung <kcy@codesourcery.com>
10935 Julian Brown <julian@codesourcery.com>
10936 Tom de Vries <tom@codesourcery.com>
10937 Jan Hubicka <hubicka@ucw.cz>
10938 Martin Jambor <mjambor@suse.cz>
10940 * config.gcc: Add amdgcn*-*-amdhsa configuration.
10941 * configure.ac: Check for dlopen.
10942 * configure: Regenerate.
10944 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
10945 Kwok Cheung Yeung <kcy@codesourcery.com>
10946 Julian Brown <julian@codesourcery.com>
10947 Tom de Vries <tom@codesourcery.com>
10948 Jan Hubicka <hubicka@ucw.cz>
10949 Martin Jambor <mjambor@suse.cz>
10951 * common/config/gcn/gcn-common.c: New file.
10952 * config/gcn/driver-gcn.c: New file.
10953 * config/gcn/gcn-builtins.def: New file.
10954 * config/gcn/gcn-hsa.h: New file.
10955 * config/gcn/gcn-modes.def: New file.
10956 * config/gcn/gcn-opts.h: New file.
10957 * config/gcn/gcn-passes.def: New file.
10958 * config/gcn/gcn-protos.h: New file.
10959 * config/gcn/gcn-run.c: New file.
10960 * config/gcn/gcn-tree.c: New file.
10961 * config/gcn/gcn.c: New file.
10962 * config/gcn/gcn.h: New file.
10963 * config/gcn/gcn.opt: New file.
10964 * config/gcn/t-gcn-hsa: New file.
10966 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
10967 Kwok Cheung Yeung <kcy@codesourcery.com>
10968 Julian Brown <julian@codesourcery.com>
10969 Tom de Vries <tom@codesourcery.com>
10970 Jan Hubicka <hubicka@ucw.cz>
10971 Martin Jambor <mjambor@suse.cz>
10973 * config/gcn/constraints.md: New file.
10974 * config/gcn/gcn-valu.md: New file.
10975 * config/gcn/gcn.md: New file.
10976 * config/gcn/predicates.md: New file.
10978 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
10980 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
10981 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
10982 (stmt_uses_0_or_null_in_undefined_way): Likewise.
10983 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
10985 2019-01-17 Tamar Christina <tamar.christina@arm.com>
10988 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
10989 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
10990 it and document registers.
10992 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10994 * config/aarch64/aarch64.c (ares_tunings): Define.
10995 * config/aarch64/aarch64-cores.def (ares): Use the above.
10997 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
11001 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
11003 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
11004 (_mm512_fixupimm_round_pd): Update parameters and builtin.
11005 (_mm512_maskz_fixupimm_round_pd): Ditto.
11006 (_mm512_fixupimm_round_ps): Ditto.
11007 (_mm512_maskz_fixupimm_round_ps): Ditto.
11008 (_mm_fixupimm_round_sd): Ditto.
11009 (_mm_maskz_fixupimm_round_sd): Ditto.
11010 (_mm_fixupimm_round_ss): Ditto.
11011 (_mm_maskz_fixupimm_round_ss): Ditto.
11012 (_mm512_fixupimm_pd): Ditto.
11013 (_mm512_maskz_fixupimm_pd): Ditto.
11014 (_mm512_fixupimm_ps): Ditto.
11015 (_mm512_maskz_fixupimm_ps): Ditto.
11016 (_mm_fixupimm_sd): Ditto.
11017 (_mm_maskz_fixupimm_sd): Ditto.
11018 (_mm_fixupimm_ss): Ditto.
11019 (_mm_maskz_fixupimm_ss): Ditto.
11020 (_mm512_mask_fixupimm_round_pd): Update builtin.
11021 (_mm512_mask_fixupimm_round_ps): Ditto.
11022 (_mm_mask_fixupimm_round_sd): Ditto.
11023 (_mm_mask_fixupimm_round_ss): Ditto.
11024 (_mm512_mask_fixupimm_pd): Ditto.
11025 (_mm512_mask_fixupimm_ps): Ditto.
11026 (_mm_mask_fixupimm_sd): Ditto.
11027 (_mm_mask_fixupimm_ss): Ditto.
11028 * config/i386/avx512vlintrin.h:
11029 (_mm256_fixupimm_pd): Update parameters and builtin.
11030 (_mm256_maskz_fixupimm_pd): Ditto.
11031 (_mm256_fixupimm_ps): Ditto.
11032 (_mm256_maskz_fixupimm_ps): Ditto.
11033 (_mm_fixupimm_pd): Ditto.
11034 (_mm_maskz_fixupimm_pd): Ditto.
11035 (_mm_fixupimm_ps): Ditto.
11036 (_mm_maskz_fixupimm_ps): Ditto.
11037 (_mm256_mask_fixupimm_pd): Update builtin.
11038 (_mm256_mask_fixupimm_ps): Ditto.
11039 (_mm_mask_fixupimm_pd): Ditto.
11040 (_mm_mask_fixupimm_ps): Ditto.
11041 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
11042 * config/i386/i386-builtin.def: Update builtin definitions.
11043 * config/i386/i386.c: Handle new builtin types and remove useless ones.
11044 * config/i386/sse.md: Update VFIXUPIMM* patterns.
11045 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
11046 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
11047 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
11048 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
11049 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
11050 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
11051 * config/i386/subst.md:
11052 (round_saeonly_sd_mask_operand4): Add new subst_attr.
11053 (round_saeonly_sd_mask_op4): Ditto.
11054 (round_saeonly_expand_operand5): Ditto.
11055 (round_saeonly_expand): Update.
11057 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
11061 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
11063 * config/i386/sse.md: Combine VFIXUPIMM* patterns
11064 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
11065 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
11066 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
11067 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
11068 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
11069 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
11071 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
11075 2018-12-15 Jakub Jelinek <jakub@redhat.com>
11078 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
11079 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
11080 instead of UNSPEC_FIXUPIMM.
11082 2019-01-17 Richard Biener <rguenther@suse.de>
11085 * dwarf2out.c (want_pubnames): Never generate pubnames sections
11086 and friends for the LTO part of debug info.
11088 2019-01-17 Jakub Jelinek <jakub@redhat.com>
11090 PR tree-optimization/86214
11091 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
11094 PR rtl-optimization/88870
11095 * dce.c (deletable_insn_p): Never delete const/pure calls that can
11096 throw if we can't alter the cfg or delete dead exceptions.
11097 (mark_insn): Don't call find_call_stack_args for such calls.
11099 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
11101 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
11102 prototypes for vec_st.
11103 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
11104 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
11105 mainly on signed/unsigned long long and double.
11107 2019-01-16 David Malcolm <dmalcolm@redhat.com>
11110 * combine.c (delete_noop_moves): Convert to "bool" return,
11111 returning true if any edges are eliminated.
11112 (combine_instructions): Also return true if delete_noop_moves
11115 2019-01-16 Tamar Christina <tamar.christina@arm.com>
11117 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
11118 correct max nunits for endian swap.
11119 (aarch64_expand_fcmla_builtin): Correct subreg code.
11120 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
11121 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
11124 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
11126 * config/alpha/alpha.c (alpha_gimplify_va_arg):
11127 Handle split indirect COMPLEX_TYPE arguments.
11129 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
11132 * config/aarch64/aarch64-modes.def: Add comment about how the carry
11133 bit is set by add and compare.
11134 (CC_ADC): New CC_MODE.
11135 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
11136 to cache the code and mode of X. Adjust the shape of a CC_Cmode
11137 comparison. Add detection for CC_ADCmode.
11138 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
11140 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
11141 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
11142 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
11143 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
11144 to eliminate the need for zero-extending the operands.
11145 (add<mode>3_compareC_imm): Delete. Merge into ...
11146 (add<mode>3_compareC): ... this. Restructure the comparison to
11147 eliminate the need for zero-extending the operands.
11148 (add<mode>3_carryin): Use LTU for the overflow detection.
11149 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
11150 Reexpress comparison for overflow.
11151 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
11152 (add<mode>3_carryinC): Likewise.
11153 (add<mode>3_carryinV): Use LTU for carry between partials.
11154 * config/aarch64/predicates.md (aarch64_carry_operation): Update
11155 handling of CC_Cmode and add CC_ADCmode.
11156 (aarch64_borrow_operation): Likewise.
11158 2019-01-16 Tamar Christina <tamar.christina@arm.com>
11160 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
11161 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
11162 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
11163 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
11165 2019-01-16 Martin Liska <mliska@suse.cz>
11167 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
11169 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
11171 * gcc.c (add_sysrooted_hdrs_prefix): New function.
11172 (path_prefix_reset): Move up in the source file.
11173 (find_fortran_preinclude_file): Make complex search for the
11174 fortran header files.
11176 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
11178 * godump.c (go_output_typedef): When outputting a typedef, refer
11179 to the underlying type by its name and not its structure.
11181 2019-01-15 David Malcolm <dmalcolm@redhat.com>
11184 * tree.c (build_function_type): Assert that arg_types is not
11187 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
11189 PR inline-asm/52813
11190 * doc/extend.texi: Document that listing the stack pointer in the
11191 clobber list of an asm is a deprecated feature.
11192 * common.opt (Wdeprecated): Moved from c-family/c.opt.
11193 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
11194 warning instead of an error for clobbers of the stack pointer.
11195 Add a note explaining why.
11197 2019-01-15 Richard Biener <rguenther@suse.de>
11200 * dwarf2out.c (gen_member_die): Do not generate inheritance
11203 2019-01-15 Richard Biener <rguenther@suse.de>
11205 PR tree-optimization/88855
11206 * tree-if-conv.c (combine_blocks): Collect
11207 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
11209 2019-01-15 Tom de Vries <tdevries@suse.de>
11212 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
11213 lhs == NULL_TREE for gang-level reduction.
11215 2019-01-15 Richard Biener <rguenther@suse.de>
11216 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11219 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
11220 return true if SSA_NAME is already marked in visited bitmap.
11221 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
11223 2019-01-15 Jakub Jelinek <jakub@redhat.com>
11225 PR tree-optimization/88775
11226 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
11227 equal == 0 equality pointer comparisons some more if compared in
11228 integral types and either one points to an automatic var and the
11229 other to a global, or we can prove at least one points to the middle
11230 or both point to start or both point to end.
11232 2019-01-14 Andi Kleen <ak@linux.intel.com>
11234 * Makefile.in: Lower autofdo sampling rate by 10x.
11235 * Makefile.tpl: Dito.
11237 2019-01-14 Tom Honermann <tom@honermann.net>
11239 * defaults.h: Define CHAR8_TYPE.
11241 2019-01-14 Martin Sebor <msebor@redhat.com>
11244 * doc/extend.texi (Darwin Format Checks): Clarify.
11246 2019-01-14 Richard Biener <rguenther@suse.de>
11248 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
11249 whether we are in (simplify ...) or (match ...) context.
11251 2019-01-14 Jakub Jelinek <jakub@redhat.com>
11253 PR rtl-optimization/88796
11254 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
11255 * cfgexpand.c (stack_protect_prologue): Initialize
11256 crtl->stack_protect_guard_decl.
11257 * function.c (stack_protect_epilogue): Use it instead of calling
11258 targetm.stack_protect_guard again.
11259 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
11260 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
11261 crtl->stack_protect_guard_decl.
11262 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
11263 on the returned MEM_EXPR.
11265 2019-01-12 Tom de Vries <tdevries@suse.de>
11267 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
11268 vector length using -fopenacc-dim.
11270 2019-01-12 Tom de Vries <tdevries@suse.de>
11272 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
11273 lengths into account.
11275 2019-01-12 Svante Signell <svante.signell@gmail.com>
11277 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
11278 (TARGET_CAN_SPLIT_STACK): Define.
11279 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
11281 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11283 * params.def (inline-unit-growth): Set to 40.
11285 2019-01-12 Jakub Jelinek <jakub@redhat.com>
11287 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
11289 2019-01-12 Tom de Vries <tdevries@suse.de>
11291 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
11292 region calling vector-partitionable routine, set default_vector_length
11295 2019-01-12 Tom de Vries <tdevries@suse.de>
11297 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
11298 variable default_vector_length.
11300 2019-01-12 Tom de Vries <tdevries@suse.de>
11302 PR middle-end/88703
11303 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
11304 from oacc_default_dims, as oacc_validate_dims would do it, and apply
11307 2019-01-12 Tom de Vries <tdevries@suse.de>
11309 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
11310 (nvptx_goacc_validate_dims): Add used parameter.
11311 * doc/tm.texi: Regenerate.
11312 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
11313 argument to call to targetm.goacc.validate_dims.
11314 (default_goacc_validate_dims): Add used
11316 * target.def (validate_dims): Add used parameter in DEFHOOK.
11317 * targhooks.h (default_goacc_validate_dims): Add used parameter.
11319 2019-01-11 Jakub Jelinek <jakub@redhat.com>
11321 PR middle-end/85956
11323 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
11325 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
11326 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
11327 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
11328 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
11330 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
11332 PR rtl-optimization/87305
11334 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
11335 for little endian pseudos used as paradoxical subreg.
11337 2019-01-11 Jakub Jelinek <jakub@redhat.com>
11339 PR tree-optimization/88693
11340 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
11341 for STRING_CSTs that don't contain any NUL characters in the first
11342 TREE_STRING_LENGTH bytes.
11344 2019-01-11 Alan Modra <amodra@gmail.com>
11348 * genattrtab.c (min_fn): Don't translate values.
11349 (min_attr_value): Return INT_MAX when the value can't be calculated.
11350 Return minimum among any values that can be calculated.
11351 (max_attr_value): Adjust.
11353 2019-01-11 Jakub Jelinek <jakub@redhat.com>
11355 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
11357 2019-01-11 Steve Ellcey <sellcey@marvell.com>
11359 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
11360 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
11361 (aarch64_return_call_with_max_clobbers): New function.
11362 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
11363 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
11365 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
11366 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
11367 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
11368 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
11369 * cselib.c (cselib_process_insn): Add argument to
11370 targetm.hard_regno_call_part_clobbered call.
11371 * ira-conflicts.c (ira_build_conflicts): Ditto.
11372 * ira-costs.c (ira_tune_allocno_costs): Ditto.
11373 * lra-constraints.c (inherit_reload_reg): Ditto.
11374 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
11375 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
11376 argument. Call targetm.return_call_with_max_clobbers.
11377 Add argument to targetm.hard_regno_call_part_clobbered call.
11378 (calls_have_same_clobbers_p): New function.
11379 (process_bb_lives): Add call_insn and last_call_insn variables.
11380 Pass call_insn to check_pseudos_live_through_calls.
11381 Modify if stmt to check targetm.return_call_with_max_clobbers.
11382 Update setting of flush variable.
11383 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
11385 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
11386 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
11387 targetm.hard_regno_call_part_clobbered call.
11388 * reginfo.c (choose_hard_reg_mode): Ditto.
11389 * regrename.c (check_new_reg_p): Ditto.
11390 * reload.c (find_equiv_reg): Ditto.
11391 * reload1.c (emit_reload_insns): Ditto.
11392 * sched-deps.c (deps_analyze_insn): Ditto.
11393 * sel-sched.c (init_regs_for_mode): Ditto.
11394 (mark_unavailable_hard_regs): Ditto.
11395 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
11396 * target.def (hard_regno_call_part_clobbered): Add insn argument.
11397 (return_call_with_max_clobbers): New target function.
11398 * doc/tm.texi: Regenerate.
11399 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
11400 * hooks.c (hook_bool_uint_mode_false): Change to
11401 hook_bool_insn_uint_mode_false.
11402 * hooks.h (hook_bool_uint_mode_false): Ditto.
11404 2019-01-11 Steve Ellcey <sellcey@marvell.com>
11406 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
11407 (aarch64_remove_extra_call_preserved_regs): New function.
11408 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
11409 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
11410 * doc/tm.texi: Regenerate.
11411 * final.c (get_call_reg_set_usage): Call new hook.
11412 * target.def (remove_extra_call_preserved_regs): New hook.
11413 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
11414 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
11416 2019-01-11 Jakub Jelinek <jakub@redhat.com>
11419 * passes.c (finish_optimization_passes): Call print_combine_total_stats
11420 inside of pass_combine_1 dump rather than pass_profile_1.
11422 2019-01-11 Tom de Vries <tdevries@suse.de>
11424 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
11425 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
11426 (PTX_NUM_PER_WORKER_BARRIERS): Define.
11427 (nvptx_apply_dim_limits): Prevent vector_length 64 and
11430 2019-01-11 Tom de Vries <tdevries@suse.de>
11432 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
11434 2019-01-11 Jan Beulich <jbeulich@suse.com>
11436 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
11437 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
11438 sse2_cvtsi2sd): Add {l}.
11439 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
11442 2019-01-10 Jakub Jelinek <jakub@redhat.com>
11445 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
11447 (*float<floatunssuffix>v2div2sf2): New define_insn.
11448 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
11449 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
11450 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
11451 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
11452 match_operands with "const0_operand" "C".
11454 2019-01-10 Tamar Christina <tamar.christina@arm.com>
11456 * config/aarch64/aarch64-builtins.c
11457 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
11458 (aarch64_init_simd_builtins): ...Here
11460 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
11462 PR rtl-optimization/87305
11464 (setup_live_pseudos_and_spill_after_risky_transforms): Check
11465 allocation for big endian pseudos used as paradoxical subregs and
11466 spill them if it is wrong.
11467 * lra-constraints.c (lra_constraints): Add a comment.
11469 2019-01-10 Richard Biener <rguenther@suse.de>
11471 PR tree-optimization/88792
11472 * tree-ssa-pre.c (get_representative_for): Do not return a
11475 2019-01-10 Jakub Jelinek <jakub@redhat.com>
11477 PR middle-end/84877
11479 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
11480 (assign_parm_setup_block): Do the argument slot realignment here
11483 2019-01-10 Stefan Agner <stefan@agner.ch>
11486 * config/arm/arm.c (arm_option_override_internal): Force
11487 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
11489 2019-01-10 Jakub Jelinek <jakub@redhat.com>
11492 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
11495 2019-01-10 Tamar Christina <tamar.christina@arm.com>
11497 * config/arm/arm-builtins.c
11498 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
11499 (MAC_LANE_PAIR_QUALIFIERS): New.
11500 (arm_expand_builtin_args): Use it.
11501 (arm_expand_builtin_1): Likewise.
11502 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
11503 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
11504 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
11505 * config/arm/arm_neon.h:
11506 (vcadd_rot90_f16): New.
11507 (vcaddq_rot90_f16): New.
11508 (vcadd_rot270_f16): New.
11509 (vcaddq_rot270_f16): New.
11512 (vcmla_lane_f16): New.
11513 (vcmla_laneq_f16): New.
11514 (vcmlaq_lane_f16): New.
11515 (vcmlaq_laneq_f16): New.
11516 (vcmla_rot90_f16): New.
11517 (vcmlaq_rot90_f16): New.
11518 (vcmla_rot90_lane_f16): New.
11519 (vcmla_rot90_laneq_f16): New.
11520 (vcmlaq_rot90_lane_f16): New.
11521 (vcmlaq_rot90_laneq_f16): New.
11522 (vcmla_rot180_f16): New.
11523 (vcmlaq_rot180_f16): New.
11524 (vcmla_rot180_lane_f16): New.
11525 (vcmla_rot180_laneq_f16): New.
11526 (vcmlaq_rot180_lane_f16): New.
11527 (vcmlaq_rot180_laneq_f16): New.
11528 (vcmla_rot270_f16): New.
11529 (vcmlaq_rot270_f16): New.
11530 (vcmla_rot270_lane_f16): New.
11531 (vcmla_rot270_laneq_f16): New.
11532 (vcmlaq_rot270_lane_f16): New.
11533 (vcmlaq_rot270_laneq_f16): New.
11534 (vcadd_rot90_f32): New.
11535 (vcaddq_rot90_f32): New.
11536 (vcadd_rot270_f32): New.
11537 (vcaddq_rot270_f32): New.
11540 (vcmla_lane_f32): New.
11541 (vcmla_laneq_f32): New.
11542 (vcmlaq_lane_f32): New.
11543 (vcmlaq_laneq_f32): New.
11544 (vcmla_rot90_f32): New.
11545 (vcmlaq_rot90_f32): New.
11546 (vcmla_rot90_lane_f32): New.
11547 (vcmla_rot90_laneq_f32): New.
11548 (vcmlaq_rot90_lane_f32): New.
11549 (vcmlaq_rot90_laneq_f32): New.
11550 (vcmla_rot180_f32): New.
11551 (vcmlaq_rot180_f32): New.
11552 (vcmla_rot180_lane_f32): New.
11553 (vcmla_rot180_laneq_f32): New.
11554 (vcmlaq_rot180_lane_f32): New.
11555 (vcmlaq_rot180_laneq_f32): New.
11556 (vcmla_rot270_f32): New.
11557 (vcmlaq_rot270_f32): New.
11558 (vcmla_rot270_lane_f32): New.
11559 (vcmla_rot270_laneq_f32): New.
11560 (vcmlaq_rot270_lane_f32): New.
11561 (vcmlaq_rot270_laneq_f32): New.
11562 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
11563 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
11564 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
11565 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
11566 vcmlaq_lane270): New.
11567 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
11568 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
11569 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
11570 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
11571 (arm_option_reconfigure_globals): Use them.
11572 * config/arm/iterators.md (VDF, VQ_HSF): New.
11573 (VCADD, VCMLA): New.
11574 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
11575 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
11577 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
11578 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
11580 2019-01-10 Tamar Christina <tamar.christina@arm.com>
11582 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
11583 Add qualifier_lane_pair_index.
11584 (emit-rtl.h): Include.
11585 (TYPES_QUADOP_LANE_PAIR): New.
11586 (aarch64_simd_expand_args): Use it.
11587 (aarch64_simd_expand_builtin): Likewise.
11588 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
11590 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
11591 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
11592 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
11593 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
11594 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
11595 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
11596 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
11597 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
11598 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
11599 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
11600 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
11601 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
11602 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
11603 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
11604 Add __ARM_FEATURE_COMPLEX.
11605 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
11606 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
11607 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
11608 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
11609 fcmlaq_lane270): New.
11610 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
11611 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
11612 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
11613 * config/aarch64/arm_neon.h:
11614 (vcadd_rot90_f16): New.
11615 (vcaddq_rot90_f16): New.
11616 (vcadd_rot270_f16): New.
11617 (vcaddq_rot270_f16): New.
11620 (vcmla_lane_f16): New.
11621 (vcmla_laneq_f16): New.
11622 (vcmlaq_lane_f16): New.
11623 (vcmlaq_rot90_lane_f16): New.
11624 (vcmla_rot90_laneq_f16): New.
11625 (vcmla_rot90_lane_f16): New.
11626 (vcmlaq_rot90_f16): New.
11627 (vcmla_rot90_f16): New.
11628 (vcmlaq_laneq_f16): New.
11629 (vcmla_rot180_laneq_f16): New.
11630 (vcmla_rot180_lane_f16): New.
11631 (vcmlaq_rot180_f16): New.
11632 (vcmla_rot180_f16): New.
11633 (vcmlaq_rot90_laneq_f16): New.
11634 (vcmlaq_rot270_laneq_f16): New.
11635 (vcmlaq_rot270_lane_f16): New.
11636 (vcmla_rot270_laneq_f16): New.
11637 (vcmlaq_rot270_f16): New.
11638 (vcmla_rot270_f16): New.
11639 (vcmlaq_rot180_laneq_f16): New.
11640 (vcmlaq_rot180_lane_f16): New.
11641 (vcmla_rot270_lane_f16): New.
11642 (vcadd_rot90_f32): New.
11643 (vcaddq_rot90_f32): New.
11644 (vcaddq_rot90_f64): New.
11645 (vcadd_rot270_f32): New.
11646 (vcaddq_rot270_f32): New.
11647 (vcaddq_rot270_f64): New.
11651 (vcmla_lane_f32): New.
11652 (vcmla_laneq_f32): New.
11653 (vcmlaq_lane_f32): New.
11654 (vcmlaq_laneq_f32): New.
11655 (vcmla_rot90_f32): New.
11656 (vcmlaq_rot90_f32): New.
11657 (vcmlaq_rot90_f64): New.
11658 (vcmla_rot90_lane_f32): New.
11659 (vcmla_rot90_laneq_f32): New.
11660 (vcmlaq_rot90_lane_f32): New.
11661 (vcmlaq_rot90_laneq_f32): New.
11662 (vcmla_rot180_f32): New.
11663 (vcmlaq_rot180_f32): New.
11664 (vcmlaq_rot180_f64): New.
11665 (vcmla_rot180_lane_f32): New.
11666 (vcmla_rot180_laneq_f32): New.
11667 (vcmlaq_rot180_lane_f32): New.
11668 (vcmlaq_rot180_laneq_f32): New.
11669 (vcmla_rot270_f32): New.
11670 (vcmlaq_rot270_f32): New.
11671 (vcmlaq_rot270_f64): New.
11672 (vcmla_rot270_lane_f32): New.
11673 (vcmla_rot270_laneq_f32): New.
11674 (vcmlaq_rot270_lane_f32): New.
11675 (vcmlaq_rot270_laneq_f32): New.
11676 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
11677 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
11678 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
11679 (FCADD, FCMLA): New.
11681 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
11683 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
11687 * config/pa/pa.c: Change "can not" to "cannot".
11688 * gimple-ssa-evrp-analyze.c: Likewise.
11689 * ipa-icf.c: Likewise.
11690 * ipa-polymorphic-call.c: Likewise.
11691 * ipa-pure-const.c: Likewise.
11692 * lra-constraints.c: Likewise.
11693 * lra-remat.c: Likewise.
11694 * reload1.c: Likewise.
11695 * reorg.c: Likewise.
11696 * tree-ssa-uninit.c: Likewise.
11698 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
11702 * Makefile.in: Mechanically replace "can not" with "cannot".
11703 * alias.c: Likewise.
11704 * builtins.c: Likewise.
11705 * calls.c: Likewise.
11706 * cgraph.c: Likewise.
11707 * cgraph.h: Likewise.
11708 * cgraphclones.c: Likewise.
11709 * cgraphunit.c: Likewise.
11710 * combine-stack-adj.c: Likewise.
11711 * combine.c: Likewise.
11712 * common/config/i386/i386-common.c: Likewise.
11713 * config/aarch64/aarch64.c: Likewise.
11714 * config/alpha/sync.md: Likewise.
11715 * config/arc/arc.c: Likewise.
11716 * config/arc/predicates.md: Likewise.
11717 * config/arm/arm-c.c: Likewise.
11718 * config/arm/arm.c: Likewise.
11719 * config/arm/arm.h: Likewise.
11720 * config/arm/arm.md: Likewise.
11721 * config/arm/cortex-r4f.md: Likewise.
11722 * config/csky/csky.c: Likewise.
11723 * config/csky/csky.h: Likewise.
11724 * config/darwin-f.c: Likewise.
11725 * config/epiphany/epiphany.md: Likewise.
11726 * config/i386/i386.c: Likewise.
11727 * config/i386/sol2.h: Likewise.
11728 * config/m68k/m68k.c: Likewise.
11729 * config/mcore/mcore.h: Likewise.
11730 * config/microblaze/microblaze.md: Likewise.
11731 * config/mips/20kc.md: Likewise.
11732 * config/mips/sb1.md: Likewise.
11733 * config/nds32/nds32.c: Likewise.
11734 * config/nds32/predicates.md: Likewise.
11735 * config/pa/pa.c: Likewise.
11736 * config/rs6000/e300c2c3.md: Likewise.
11737 * config/rs6000/rs6000.c: Likewise.
11738 * config/s390/s390.h: Likewise.
11739 * config/sh/sh.c: Likewise.
11740 * config/sh/sh.md: Likewise.
11741 * config/spu/vmx2spu.h: Likewise.
11742 * cprop.c: Likewise.
11743 * dbxout.c: Likewise.
11744 * df-scan.c: Likewise.
11745 * doc/cfg.texi: Likewise.
11746 * doc/extend.texi: Likewise.
11747 * doc/fragments.texi: Likewise.
11748 * doc/gty.texi: Likewise.
11749 * doc/invoke.texi: Likewise.
11750 * doc/lto.texi: Likewise.
11751 * doc/md.texi: Likewise.
11752 * doc/objc.texi: Likewise.
11753 * doc/rtl.texi: Likewise.
11754 * doc/tm.texi: Likewise.
11756 * emit-rtl.c: Likewise.
11757 * emit-rtl.h: Likewise.
11758 * except.c: Likewise.
11759 * expmed.c: Likewise.
11760 * expr.c: Likewise.
11761 * fold-const.c: Likewise.
11762 * genautomata.c: Likewise.
11763 * gimple-fold.c: Likewise.
11764 * hard-reg-set.h: Likewise.
11765 * ifcvt.c: Likewise.
11766 * ipa-comdats.c: Likewise.
11767 * ipa-cp.c: Likewise.
11768 * ipa-devirt.c: Likewise.
11769 * ipa-fnsummary.c: Likewise.
11770 * ipa-icf.c: Likewise.
11771 * ipa-inline-transform.c: Likewise.
11772 * ipa-inline.c: Likewise.
11773 * ipa-polymorphic-call.c: Likewise.
11774 * ipa-profile.c: Likewise.
11775 * ipa-prop.c: Likewise.
11776 * ipa-pure-const.c: Likewise.
11777 * ipa-reference.c: Likewise.
11778 * ipa-split.c: Likewise.
11779 * ipa-visibility.c: Likewise.
11781 * ira-build.c: Likewise.
11782 * ira-color.c: Likewise.
11783 * ira-conflicts.c: Likewise.
11784 * ira-costs.c: Likewise.
11785 * ira-int.h: Likewise.
11786 * ira-lives.c: Likewise.
11789 * loop-invariant.c: Likewise.
11790 * loop-unroll.c: Likewise.
11791 * lower-subreg.c: Likewise.
11792 * lra-assigns.c: Likewise.
11793 * lra-constraints.c: Likewise.
11794 * lra-eliminations.c: Likewise.
11795 * lra-lives.c: Likewise.
11796 * lra-remat.c: Likewise.
11797 * lra-spills.c: Likewise.
11799 * lto-cgraph.c: Likewise.
11800 * lto-streamer-out.c: Likewise.
11801 * postreload-gcse.c: Likewise.
11802 * predict.c: Likewise.
11803 * profile-count.h: Likewise.
11804 * profile.c: Likewise.
11805 * recog.c: Likewise.
11807 * reload.c: Likewise.
11808 * reload1.c: Likewise.
11809 * reorg.c: Likewise.
11810 * resource.c: Likewise.
11811 * rtl.def: Likewise.
11813 * rtlanal.c: Likewise.
11814 * sched-deps.c: Likewise.
11815 * sched-ebb.c: Likewise.
11816 * sched-rgn.c: Likewise.
11817 * sel-sched-ir.c: Likewise.
11818 * sel-sched.c: Likewise.
11819 * shrink-wrap.c: Likewise.
11820 * simplify-rtx.c: Likewise.
11821 * symtab.c: Likewise.
11822 * target.def: Likewise.
11823 * toplev.c: Likewise.
11824 * tree-call-cdce.c: Likewise.
11825 * tree-cfg.c: Likewise.
11826 * tree-complex.c: Likewise.
11827 * tree-core.h: Likewise.
11828 * tree-eh.c: Likewise.
11829 * tree-inline.c: Likewise.
11830 * tree-loop-distribution.c: Likewise.
11831 * tree-nrv.c: Likewise.
11832 * tree-profile.c: Likewise.
11833 * tree-sra.c: Likewise.
11834 * tree-ssa-alias.c: Likewise.
11835 * tree-ssa-dce.c: Likewise.
11836 * tree-ssa-dom.c: Likewise.
11837 * tree-ssa-forwprop.c: Likewise.
11838 * tree-ssa-loop-im.c: Likewise.
11839 * tree-ssa-loop-ivcanon.c: Likewise.
11840 * tree-ssa-loop-ivopts.c: Likewise.
11841 * tree-ssa-loop-niter.c: Likewise.
11842 * tree-ssa-phionlycprop.c: Likewise.
11843 * tree-ssa-phiopt.c: Likewise.
11844 * tree-ssa-propagate.c: Likewise.
11845 * tree-ssa-threadedge.c: Likewise.
11846 * tree-ssa-threadupdate.c: Likewise.
11847 * tree-ssa-uninit.c: Likewise.
11848 * tree-ssanames.c: Likewise.
11849 * tree-streamer-out.c: Likewise.
11850 * tree.c: Likewise.
11851 * tree.h: Likewise.
11852 * vr-values.c: Likewise.
11854 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
11856 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
11857 (ix86_split_xorsign): Ditto.
11858 * config/i386/i386.c (ix86_expand_xorsign): New function.
11859 (ix86_split_xorsign): Ditto.
11860 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
11861 (xorsign<mode>3): New expander.
11862 (xorsign<mode>3_1): New insn_and_split pattern.
11863 * config/i386/sse.md (xorsign<mode>3): New expander.
11865 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
11867 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
11868 (*tablejump_sp64): Likewise.
11869 (*tablejump<P:mode>): ...this.
11870 (*call_address_sp32): Merge into...
11871 (*call_address_sp64): Likewise.
11872 (*call_address<P:mode>): ...this.
11873 (*call_symbolic_sp32): Merge into...
11874 (*call_symbolic_sp64): Likewise.
11875 (*call_symbolic<P:mode>): ...this.
11876 (call_value): Remove constraint and add predicate.
11877 (*call_value_address_sp32): Merge into...
11878 (*call_value_address_sp64): Likewise.
11879 (*call_value_address<P:mode>): ...this.
11880 (*call_value_symbolic_sp32): Merge into...
11881 (*call_value_symbolic_sp64): Likewise.
11882 (*call_value_symbolic<P:mode>): ...this.
11883 (*sibcall_symbolic_sp32): Merge into...
11884 (*sibcall_symbolic_sp64): Likewise.
11885 (*sibcall_symbolic<P:mode>): ...this.
11886 (sibcall_value): Remove constraint and add predicate.
11887 (*sibcall_value_symbolic_sp32): Merge into...
11888 (*sibcall_value_symbolic_sp64): Likewise.
11889 (*sibcall_value_symbolic<P:mode>): ...this.
11890 (window_save): Minor tweak.
11891 (*branch_sp32): Merge into...
11892 (*branch_sp64): Likewise.
11893 (*branch<P:mode>): ...this.
11895 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
11896 James Clarke <jrtc27@jrtc27.com>
11899 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
11900 consistently in TLS address generation and adjust code to the renaming
11901 of patterns. Mark calls to __tls_get_addr as const.
11902 * config/sparc/sparc.md (tgd_hi22): Turn into...
11903 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
11904 (tgd_lo10): Turn into...
11905 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
11906 (tgd_add32): Merge into...
11907 (tgd_add64): Likewise.
11908 (tgd_add<P:mode>): ...this and use Pmode throughout.
11909 (tldm_hi22): Turn into...
11910 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
11911 (tldm_lo10): Turn into...
11912 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
11913 (tldm_add32): Merge into...
11914 (tldm_add64): Likewise.
11915 (tldm_add<P:mode>): ...this and use Pmode throughout.
11916 (tldm_call32): Merge into...
11917 (tldm_call64): Likewise.
11918 (tldm_call<P:mode>): ...this and use Pmode throughout.
11919 (tldo_hix22): Turn into...
11920 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
11921 (tldo_lox10): Turn into...
11922 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
11923 (tldo_add32): Merge into...
11924 (tldo_add64): Likewise.
11925 (tldo_add<P:mode>): ...this and use Pmode throughout.
11926 (tie_hi22): Turn into...
11927 (tie_hi22<P:mode>): ...this and use Pmode throughout.
11928 (tie_lo10): Turn into...
11929 (tie_lo10<P:mode>): ...this and use Pmode throughout.
11930 (tie_ld64): Use DImode throughout.
11931 (tie_add32): Merge into...
11932 (tie_add64): Likewise.
11933 (tie_add<P:mode>): ...this and use Pmode throughout.
11934 (tle_hix22_sp32): Merge into...
11935 (tle_hix22_sp64): Likewise.
11936 (tle_hix22<P:mode>): ...this and use Pmode throughout.
11937 (tle_lox22_sp32): Merge into...
11938 (tle_lox22_sp64): Likewise.
11939 (tle_lox22<P:mode>): ...this and use Pmode throughout.
11940 (*tldo_ldub_sp32): Merge into...
11941 (*tldo_ldub_sp64): Likewise.
11942 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
11943 (*tldo_ldub1_sp32): Merge into...
11944 (*tldo_ldub1_sp64): Likewise.
11945 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
11946 (*tldo_ldub2_sp32): Merge into...
11947 (*tldo_ldub2_sp64): Likewise.
11948 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
11949 (*tldo_ldsb1_sp32): Merge into...
11950 (*tldo_ldsb1_sp64): Likewise.
11951 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
11952 (*tldo_ldsb2_sp32): Merge into...
11953 (*tldo_ldsb2_sp64): Likewise.
11954 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
11955 (*tldo_ldub3_sp64): Use DImode throughout.
11956 (*tldo_ldsb3_sp64): Likewise.
11957 (*tldo_lduh_sp32): Merge into...
11958 (*tldo_lduh_sp64): Likewise.
11959 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
11960 (*tldo_lduh1_sp32): Merge into...
11961 (*tldo_lduh1_sp64): Likewise.
11962 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
11963 (*tldo_ldsh1_sp32): Merge into...
11964 (*tldo_ldsh1_sp64): Likewise.
11965 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
11966 (*tldo_lduh2_sp64): Use DImode throughout.
11967 (*tldo_ldsh2_sp64): Likewise.
11968 (*tldo_lduw_sp32): Merge into...
11969 (*tldo_lduw_sp64): Likewise.
11970 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
11971 (*tldo_lduw1_sp64): Use DImode throughout.
11972 (*tldo_ldsw1_sp64): Likewise.
11973 (*tldo_ldx_sp64): Likewise.
11974 (*tldo_stb_sp32): Merge into...
11975 (*tldo_stb_sp64): Likewise.
11976 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
11977 (*tldo_sth_sp32): Merge into...
11978 (*tldo_sth_sp64): Likewise.
11979 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
11980 (*tldo_stw_sp32): Merge into...
11981 (*tldo_stw_sp64): Likewise.
11982 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
11983 (*tldo_stx_sp64): Use DImode throughout.
11985 2018-01-09 Sudakshina Das <sudi.das@arm.com>
11987 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
11988 check configure option to set BTI and Return Address Signing.
11989 * configure.ac: Add --enable-standard-branch-protection and
11990 --disable-standard-branch-protection.
11991 * configure: Regenerated.
11992 * doc/install.texi: Document the same.
11994 2018-01-09 Sudakshina Das <sudi.das@arm.com>
11995 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11997 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
11998 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
11999 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
12001 * config/aarch64/aarch64-bti-insert.c: New file.
12002 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
12004 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
12006 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
12007 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
12008 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
12009 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
12011 2018-01-09 Sudakshina Das <sudi.das@arm.com>
12013 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
12014 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
12015 Disable bti for -mbranch-protection=none.
12016 (aarch64_handle_standard_branch_protection): Enable bti for
12017 -mbranch-protection=standard.
12018 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
12019 -mbranch-protection.
12020 (aarch64_bti_enabled): Check if bti is enabled.
12021 * config/aarch64/aarch64.opt: Declare target variable.
12022 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
12024 2018-01-09 Sudakshina Das <sudi.das@arm.com>
12026 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
12027 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
12028 (aarch64_expand_epilogue): Likewise.
12029 (aarch64_output_mi_thunk): Likewise
12030 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
12031 TAILCALL_ADDR_REGS to x16 and x17.
12032 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
12034 2018-01-09 Sudakshina Das <sudi.das@arm.com>
12036 * config/aarch64/aarch64-option-extensions.def: Define
12037 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
12038 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
12039 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
12040 (AARCH64_FL_PREDRES): New.
12041 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
12042 AARCH64_FL_PREDRES by default.
12043 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
12045 2018-01-09 Sudakshina Das <sudi.das@arm.com>
12047 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
12049 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
12050 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
12051 * doc/invoke.texi: Document ARMv8.5-A.
12053 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
12055 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
12056 (xorsign<mode>3): Likewise.
12058 2019-01-09 Jelinek <jakub@redhat.com>
12060 PR middle-end/88758
12061 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
12062 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
12064 PR rtl-optimization/88331
12065 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
12066 not currently_expanding_to_rtl.
12068 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
12070 * doc/invoke.texi (-Os): Remove trailing spaces.
12071 (-finline-functions): Remove reference to -O2.
12073 2019-01-08 Jakub Jelinek <jakub@redhat.com>
12075 PR rtl-optimization/79593
12076 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
12078 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
12079 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
12081 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
12084 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
12088 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
12089 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
12091 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
12094 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
12095 ix86_avx_u128_mode_entry.
12097 2019-01-08 Martin Liska <mliska@suse.cz>
12099 PR tree-optimization/88753
12100 * tree-switch-conversion.c (switch_conversion::build_one_array):
12101 Come up with local variable constructor. Convert first to
12102 type of constructor values.
12104 2019-01-08 Richard Biener <rguenther@suse.de>
12106 PR tree-optimization/86554
12107 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
12108 rpo_avail): Move earlier.
12109 (visit_nary_op): When value-numbering to expressions
12110 with different overflow behavior make sure there's an
12111 available expression on the path.
12113 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
12115 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
12116 aarch64_parse_branch_protection,
12117 struct aarch64_branch_protect_type,
12118 aarch64_handle_no_branch_protection,
12119 aarch64_handle_standard_branch_protection,
12120 aarch64_validate_mbranch_protection,
12121 aarch64_handle_pac_ret_protection,
12122 aarch64_handle_attr_branch_protection,
12123 accepted_branch_protection_string,
12124 aarch64_pac_ret_subtypes,
12125 aarch64_branch_protect_types,
12126 aarch64_handle_pac_ret_leaf): Define.
12127 (aarch64_override_options_after_change_1, aarch64_override_options):
12128 Add check for accepted_branch_protection_string.
12129 (aarch64_option_save): Save accepted_branch_protection_string.
12130 (aarch64_option_restore): Save accepted_branch_protection_string.
12131 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
12132 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
12133 msign-return-address.
12134 * doc/invoke.texi: Add mbranch-protection.
12136 2019-01-08 Alan Modra <amodra@gmail.com>
12139 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
12140 Delete "unknownp" parameter. Adjust callers. Handle
12141 CONST_INT, PLUS, MINUS, and MULT.
12142 (attr_value_aligned): Renamed from or_attr_value.
12143 (min_attr_value): Return INT_MIN for unhandled rtl case..
12144 (min_fn): ..and translate to INT_MAX here.
12145 (write_length_unit_log): Modify to cope without "unknown".
12146 (write_attr_value): Handle IF_THEN_ELSE.
12148 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
12150 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
12151 optimization for masked stores.
12153 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
12155 PR middle-end/88567
12156 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
12157 output vector directly to duplicate_and_interleave instead of
12158 going through a temporary. Postpone insertion of ctor_seq to
12159 the end of the loop.
12161 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
12164 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
12165 unsigned_p. Handle signed and unsigned overflow correction as
12167 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
12169 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
12171 (add<mode>3_compareV_imm): Make this callable for expanding.
12172 (subv<GPI:mode>4): Use register_operand for operand 1. Use
12173 aarch64_plus_operand for operand 2.
12174 (subv<GPI:mode>_insn): New insn pattern.
12175 (subv<GPI:mode>_imm): Likewise.
12176 (negv<GPI:mode>3): New expand pattern.
12177 (negv<GPI:mode>_insn): New insn pattern.
12178 (negv<GPI:mode>_cmp_only): Likewise.
12179 (cmpv<GPI:mode>_insn): Likewise.
12180 (subvti4): Use register_operand for operand 1. Update call to
12181 aarch64_expand_subvti.
12182 (usubvti4): Likewise.
12183 (negvti3): New expand pattern.
12184 (negdi_carryout): New insn pattern.
12185 (negvdi_carryinV): New insn pattern.
12186 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
12187 version the named version.
12188 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
12190 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
12192 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
12194 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
12195 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
12196 (sub<mode>3_carryinCV): Delete.
12197 (sub<GPI:mode>3_carryinV): New expand pattern.
12198 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
12200 2019-01-07 Richard Biener <rguenther@suse.de>
12202 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
12203 of tree_operand_hash.
12205 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
12207 PR tree-optimization/88598
12208 * tree.h (single_nonzero_element): Declare.
12209 * tree.c (single_nonzero_element): New function.
12210 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
12211 if I is the only nonzero element of CST.
12213 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
12215 PR tree-optimization/88598
12216 * tree.h (initializer_each_zero_or_onep): Declare.
12217 * tree.c (initializer_each_zero_or_onep): New function.
12218 (signed_or_unsigned_type_for): Handle float types too.
12219 (unsigned_type_for, signed_type_for): Update comments accordingly.
12220 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
12221 x & { 0 or -1, 0 or -1, ... }.
12223 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
12225 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
12226 with x86_64-pc-linux-gnu.
12228 2019-01-07 Tom de Vries <tdevries@suse.de>
12231 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
12233 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
12236 2019-01-07 Jakub Jelinek <jakub@redhat.com>
12238 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
12239 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
12240 TARGET_AVX512F as condition.
12243 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
12244 const_not_ok_for_debug_p target hook.
12245 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
12246 on UNSPEC and subexpressions thereof if all subexpressions of the
12247 UNSPEC are CONSTANT_P.
12249 PR tree-optimization/88676
12250 * tree-ssa-phiopt.c (two_value_replacement): New function.
12251 (tree_ssa_phiopt_worker): Call it.
12254 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
12255 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
12258 * tree-vect-generic.c: Include insn-config.h and recog.h.
12259 (expand_vector_piecewise): Add defaulted ret_type argument,
12260 if non-NULL, use that in preference to type for the result type.
12261 (expand_vector_parallel): Formatting fix.
12262 (do_vec_conversion, do_vec_narrowing_conversion,
12263 expand_vector_conversion): New functions.
12264 (expand_vector_operations_1): Call expand_vector_conversion
12265 for VEC_CONVERT ifn calls.
12266 * internal-fn.def (VEC_CONVERT): New internal function.
12267 * internal-fn.c (expand_VEC_CONVERT): New function.
12268 * fold-const-call.c (fold_const_vec_convert): New function.
12269 (fold_const_call): Use it for CFN_VEC_CONVERT.
12270 * doc/extend.texi (__builtin_convertvector): Document.
12272 2019-01-07 Tom de Vries <tdevries@suse.de>
12274 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
12275 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
12276 vector_red_partition, vector_red_sym): New global variables.
12277 (nvptx_option_override): Initialize vector_red_sym.
12278 (nvptx_declare_function_name): Restore red_partition register.
12279 (nvptx_file_end): Emit code to declare the vector reduction variables.
12280 (nvptx_output_red_partition): New function.
12281 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
12282 large vector reductions.
12283 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
12284 (nvptx_init_builtins): Add VECTOR_ADDR.
12285 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
12286 Handle nvptx_expand_shared_addr.
12287 (nvptx_get_shared_red_addr): Add vector argument and handle large
12289 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
12291 (nvptx_goacc_reduction_init): Likewise.
12292 (nvptx_goacc_reduction_fini): Likewise.
12293 (nvptx_goacc_reduction_teardown): Likewise.
12294 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
12295 init,fini,teardown}.
12296 (nvptx_init_axis_predicate): Initialize vector_red_partition.
12297 (nvptx_set_current_function): Init vector_red_partition.
12298 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
12299 (nvptx_red_partition): New insn.
12300 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
12302 2019-01-07 Tom de Vries <tdevries@suse.de>
12305 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
12308 2019-01-07 Tom de Vries <tdevries@suse.de>
12310 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
12311 (nvptx_option_override): Init oacc_bcast_partition.
12312 (nvptx_init_oacc_workers): New function.
12313 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
12314 (nvptx_needs_shared_bcast): New function.
12315 (nvptx_find_par): Generalize to enable vectors to use shared-memory
12316 to propagate state.
12317 (nvptx_shared_propagate): Initialize vector bcast partition and
12318 synchronization state.
12319 (nvptx_single): Generalize to enable vectors to use shared-memory
12320 to propagate state.
12321 (nvptx_process_pars): Likewise.
12322 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
12323 * config/nvptx/nvptx.h (struct machine_function): Add
12324 bcast_partition and sync_bar members.
12326 2019-01-07 Tom de Vries <tdevries@suse.de>
12328 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
12329 (nvptx_apply_dim_limits): New function.
12330 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
12333 2019-01-07 Tom de Vries <tdevries@suse.de>
12335 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
12336 as late as possible.
12338 2019-01-07 Tom de Vries <tdevries@suse.de>
12340 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
12341 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
12342 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
12343 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
12344 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
12346 2019-01-07 Tom de Vries <tdevries@suse.de>
12348 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
12350 2019-01-07 Tom de Vries <tdevries@suse.de>
12352 * omp-offload.c (oacc_get_min_dim): New function.
12353 * omp-offload.h (oacc_get_min_dim): Declare.
12355 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
12358 * config/i386/i386.c (function_value_ms_64): Return small sturct in
12359 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
12361 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
12365 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
12367 * ipa-inline.c (edge_badness): Use inlined_time instead of
12368 inline_summaries->get.
12370 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
12372 * opts.c (enable_fdo_optimizations): Enable
12373 version-loops-for-strides, loop-interchange, unrol-and-jam
12374 and tree-loop-distribution.
12375 * invoke.texi: Document newly enabled options.
12377 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
12379 * doc/invoke.texi (max-inline-insns-small): New parameters.
12380 * ipa-inline.c (want_early_inline_function_p): simplify.
12381 (want_inline_small_function_p): Fix pasto from previous patch;
12382 use max-inline-insns-small bound.
12383 * params.def (max-inline-insns-small): New param.
12384 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
12385 variables correctly.
12387 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
12389 * doc/invoke.texi: Document max-inline-insns-size,
12390 uninlined-function-insns, uninlined-function-time,
12391 uninlined-thunk-insns and uninlined-thunk-time.
12392 * params.def: Add max-inline-insns-size,
12393 uninlined-function-insns, uninlined-function-time,
12394 uninlined-thunk-insns and uninlined-thunk-time.
12395 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
12397 * ipa-inline.c (can_inline_edge_by_limits_p,
12398 want_inline_small_function_p): Use new parameters.
12400 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
12402 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
12404 2019-01-05 Jakub Jelinek <jakub@redhat.com>
12406 PR middle-end/82564
12408 * expr.c (expand_assignment): For calls returning VLA structures
12409 if to_rtx is not a MEM, force it into a stack temporary.
12412 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
12413 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
12414 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
12415 subexpressions of both operands.
12416 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
12417 subrtxes are CONSTANT_P.
12418 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
12419 2018-11-09 changes.
12421 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
12423 * params.def (hot-bb-count-ws-permille): Set to 990.
12425 2019-01-04 Martin Sebor <msebor@redhat.com>
12428 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
12431 2019-01-04 Martin Sebor <msebor@redhat.com>
12434 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
12436 2019-01-04 Jakub Jelinek <jakub@redhat.com>
12438 * gdbinit.in: Turn off pagination for the skip commands, restore
12439 it to previous state afterwards.
12441 2019-01-04 Jakub Jelinek <jakub@redhat.com>
12444 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
12445 of GET_MODE (opN) as modes of the libcall arguments.
12447 2019-01-04 Jan Beulich <jbeulich@suse.com>
12449 * config/i386/sse.md
12450 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
12451 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
12452 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
12453 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
12454 avx512f_vmcmp<mode>3<round_saeonly_name>,
12455 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
12456 avx512f_maskcmp<mode>3,
12457 <avx512>_cvt<ssemodesuffix>2mask<mode>,
12458 <avx512>_cvt<ssemodesuffix>2mask<mode>,
12459 *<avx512>_cvtmask2<ssemodesuffix><mode>,
12460 *<avx512>_cvtmask2<ssemodesuffix><mode>,
12461 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
12462 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
12463 <avx512>_gt<mode>3<mask_scalar_merge_name>,
12464 <avx512>_gt<mode>3<mask_scalar_merge_name>,
12465 <avx512>_testm<mode>3<mask_scalar_merge_name>,
12466 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
12467 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
12468 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
12469 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
12470 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
12471 avx512cd_maskb_vec_dup<mode>,
12472 avx512cd_maskw_vec_dup<mode>,
12473 avx512dq_fpclass<mode><mask_scalar_merge_name>,
12474 avx512dq_vmfpclass<mode>,
12475 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
12478 2019-01-03 Martin Sebor <msebor@redhat.com>
12480 PR tree-optimization/88659
12481 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
12483 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
12485 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
12486 unaligned vsx and avoid lxvd2x/stxvd2x.
12487 (gen_lvx_v4si_move): New function.
12489 2019-01-03 Tom de Vries <tdevries@suse.de>
12491 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
12492 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
12494 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
12496 2019-01-03 Tom de Vries <tdevries@suse.de>
12498 * config/nvptx/nvptx.c (struct offload_attrs): New.
12499 (populate_offload_attrs): New function. Factor mask extraction out of
12500 nvptx_reorg. Add extraction of dimensions.
12501 (nvptx_reorg): Use populate_offload_attrs.
12503 2019-01-03 Tom de Vries <tdevries@suse.de>
12505 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
12506 cases for oacc_min_dims_p and routine_p. Add asserts for
12507 oacc_default_dims_p and offload_region_p.
12509 2019-01-03 Tom de Vries <tdevries@suse.de>
12511 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
12512 factored out of ...
12513 (nvptx_goacc_validate_dims): ... here.
12515 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
12517 PR tree-optimization/85574
12518 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
12520 (struct ssa_equip_hash_traits): Declare.
12521 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
12523 2019-01-03 Jakub Jelinek <jakub@redhat.com>
12526 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
12527 change it to qualified_type.
12529 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
12531 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
12532 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
12534 2019-01-02 Martin Sebor <msebor@redhat.com>
12535 Jeff Law <law@redhat.com>
12537 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
12538 (get_range_strlen_tree): Update appropriately.
12540 * gimple-fold.h (get_range_strlen): Drop unused last argument.
12542 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
12543 rather than set_range_info.
12544 * tree-ssa-strlen.c (set_strlen_range): Extracted from
12545 maybe_set_strlen_range. Handle potentially boundary crossing
12546 cases more conservatively.
12547 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
12548 Call set_strlen_range.
12549 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
12551 PR middle-end/88663
12552 * gimple-fold.c (get_range_strlen): Update prototype to no longer
12553 need the flexp argument.
12554 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
12555 from calls to get_range_strlen. Update comments. Just update
12556 VAL for an unterminated const char array and let the reset of the
12557 code handle it normally. No longer try to set *flexp. Adjust
12559 (get_range_strlen): Update for the new get_range_strlen API.
12560 (get_maxval_strlen): Similarly.
12561 (gimple_fold_builtin_strlen): Handle update meaning of return value
12562 from get_range_strlen.
12563 * gimple-ssa-sprintf.c (get_string_length): Update for the new
12564 get_range_strlen API.
12566 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
12569 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
12570 false at WPA time when body was removed.
12572 2019-01-02 Martin Liska <mliska@suse.cz>
12574 PR tree-optimization/88650
12575 * predict.c (set_even_probabilities): Calculate probability
12576 remainer only when really used.
12578 2019-01-02 Richard Biener <rguenther@suse.de>
12580 PR middle-end/88651
12581 * tree-data-ref.c (analyze_subscript_affine_affine): Use
12582 widest_ints when mangling max_stmt_execution results.
12584 2019-01-02 Richard Biener <rguenther@suse.de>
12586 PR tree-optimization/88621
12587 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
12588 bitfields when canoncalizing.
12590 2019-01-02 Richard Biener <rguenther@suse.de>
12593 * config/i386/x86-tune-costs.h (intel_cost): Adjust
12594 cost of cheap SSE instruction.
12596 2019-01-02 Richard Biener <rguenther@suse.de>
12599 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
12600 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
12602 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
12603 set after UIDs before splitting them.
12605 2019-01-01 Martin Sebor <msebor@redhat.com>
12606 Jeff Law <law@redhat.com>
12608 * gimple-fold.c (get_range_strlen_tree): Record if the computed
12609 length is optimistic. If it is, then arrange to compute the
12610 conservative length as well.
12612 * gimple-fold.h (get_range_strlen): Update prototype.
12613 * builtins.c (check_access): Update call to get_range_strlen to use
12614 c_strlen_data pointer. Change various variable accesses to instead
12615 pull data from the c_strlen_data structure.
12616 (check_strncat_sizes, expand_builtin_strncat): Likewise.
12617 * calls.c (maybe_warn_nonstring_arg): Likewise.
12618 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
12619 minimum length if maximum lengh is unknown.
12620 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
12621 that used c_strlen, it's no longer needed. Restructure slightly.
12622 (format_string): Set unlikely range appropriately.
12623 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
12625 (get_range_strlen): Accept c_strlen_data pointer for external
12626 call sites as well. Pass through to call to internal get_range_strlen.
12627 Adjust minlen, maxlen and maxbound as needed.
12628 (get_maxval_strlen): Update comments.
12629 (gimple_fold_builtin_strlen): Update call to get_range_strlen
12630 to use c_strlen_data pointer. Change variable accesses to instead
12631 use c_strlen_data data members.
12633 * gimple-fold.c (get_range_strlen): Update prototype.
12634 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
12635 local variables. Use pdata to return information to caller.
12636 Update calls to get_range_strlen. Update pdata->maxbound.
12637 (get_range_strlen -- static version): Similarly.
12638 (get_range_strlen -- extern version): Update for internal
12639 get_range_strlen API change. Convert to external data format.
12640 (get_maxval_strlen): Similarly.
12642 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
12644 * coverage.c (get_coverage_counts): Use current_function_decl.
12645 * profile.c (read_thunk_profile): New function.
12646 (branch_prob): Add THUNK parameter.
12647 * tree-profile.c (tree_profiling): Handle thunks.
12648 * value-prof.c (init_node_map): Handle thunks.
12649 * value-prof.h (branch_prob): Upate prototype.
12650 (read_thunk_profile): Declare.
12652 2019-01-01 Jakub Jelinek <jakub@redhat.com>
12654 Update copyright years.
12656 * gcc.c (process_command): Update copyright notice dates.
12657 * gcov-dump.c (print_version): Ditto.
12658 * gcov.c (print_version): Ditto.
12659 * gcov-tool.c (print_version): Ditto.
12660 * gengtype.c (create_file): Ditto.
12661 * doc/cpp.texi: Bump @copying's copyright year.
12662 * doc/cppinternals.texi: Ditto.
12663 * doc/gcc.texi: Ditto.
12664 * doc/gccint.texi: Ditto.
12665 * doc/gcov.texi: Ditto.
12666 * doc/install.texi: Ditto.
12667 * doc/invoke.texi: Ditto.
12669 Copyright (C) 2019 Free Software Foundation, Inc.
12671 Copying and distribution of this file, with or without modification,
12672 are permitted in any medium without royalty provided the copyright
12673 notice and this notice are preserved.