1 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
3 * lra-constraints.c (lra_copy_reg_equiv): New function.
4 (split_reg): Use it to copy equivalence information from the
5 original register to the spill register.
7 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
9 PR rtl-optimization/75964
10 * simplify-rtx.c (simplify_const_relational_operation): Remove
11 invalid handling of comparisons of integer ABS.
13 2017-05-06 Uros Bizjak <ubizjak@gmail.com>
15 * config/i386/i386.c (ext_80387_constant_init): Do not explicitly
17 (init_regs): Remove declaration.
18 (function_arg_advance_32): Initialize error_p as boolean variable.
20 2017-05-05 Nathan Sidwell <nathan@acm.org>
22 * store-motion.c (remove_reachable_equiv_notes): Reformat long
25 2017-05-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27 * config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var.
28 (rs6000_init_cost): Initialize rs6000_vect_nonmem.
29 (rs6000_add_stmt_cost): Update rs6000_vect_nonmem.
30 (rs6000_finish_cost): Avoid vectorizing simple copy loops with
31 VF=2 that require versioning.
33 2017-05-05 David Malcolm <dmalcolm@redhat.com>
35 * diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const
38 2017-05-05 David Malcolm <dmalcolm@redhat.com>
40 * diagnostic.h (diagnostic_override_option_index): Convert from
41 macro to inline function.
43 2017-05-05 David Malcolm <dmalcolm@redhat.com>
45 * diagnostic.c (last_module_changed_p): New function.
46 (set_last_module): New function.
47 (diagnostic_report_current_module): Convert macro usage to
49 * diagnostic.h (diagnostic_context::last_module): Strengthen
50 from const line_map * to const line_map_ordinary *.
51 (diagnostic_last_module_changed): Delete macro.
52 (diagnostic_set_last_module): Delete macro.
54 2017-05-05 David Malcolm <dmalcolm@redhat.com>
56 * diagnostic.c (diagnostic_impl): Replace report_diagnostic
57 with diagnostic_report_diagnostic.
58 (diagnostic_n_impl_richloc): Likewise.
59 * diagnostic.h (report_diagnostic): Delete macro.
60 * rtl-error.c (diagnostic_for_asm): Replace report_diagnostic
61 with diagnostic_report_diagnostic.
62 * substring-locations.c (format_warning_va): Likewise.
64 2017-05-05 David Malcolm <dmalcolm@redhat.com>
66 * diagnostic.c (diagnostic_report_diagnostic): Eliminate
67 save/restor of format_spec. Move option-printing code to...
68 (print_option_information): ...this new function, and
69 reimplement by simply printing to the pretty_printer,
70 rather than appending to the format string.
72 2017-05-05 David Malcolm <dmalcolm@redhat.com>
74 * diagnostic.c (diagnostic_report_diagnostic): Split out pragma
75 handling logic into...
76 (update_effective_level_from_pragmas): ...this new function.
78 2017-05-04 Andrew Waterman <andrew@sifive.com>
80 * config/riscv/riscv.opt (mstrict-align): New option.
81 * config/riscv/riscv.h (STRICT_ALIGNMENT): Use it. Update comment.
82 (SLOW_UNALIGNED_ACCESS): Define.
83 (riscv_slow_unaligned_access): Declare.
84 * config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access
86 (riscv_slow_unaligned_access): New variable.
87 (rocket_tune_info): Set slow_unaligned_access to true.
88 (optimize_size_tune_info): Set slow_unaligned_access to false.
89 (riscv_cpu_info_table): Add entry for optimize_size_tune_info.
90 (riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN.
91 (riscv_option_override): Set riscv_slow_unaligned_access.
92 * doc/invoke.texi: Add -mstrict-align to RISC-V.
94 2017-05-04 Kito Cheng <kito.cheng@gmail.com>
96 * config/riscv/riscv.md: Unify indentation.
98 2017-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
103 * config/rs6000/rs6000.md (u code attribute): Add FIX and
105 (extendsi<mode>2): Add support for doing sign extension via
106 VUPKHSW and XXPERMDI if the value is in Altivec registers and we
107 don't have ISA 3.0 instructions.
108 (extendsi<mode>2 splitter): Likewise.
109 (fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
110 generate the normal insns since SImode can now go in vector
111 registers. Disallow the special UNSPECs needed for previous
112 machines to hide SImode being used. Add new insns
113 fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
114 (fix_trunc<mode>si2_stfiwx): Likewise.
115 (fix_trunc<mode>si2_internal): Likewise.
116 (fixuns_trunc<mode>si2): Likewise.
117 (fixuns_trunc<mode>si2_stfiwx): Likewise.
118 (fctiw<u>z_<mode>_smallint): Likewise.
119 (fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
120 of floating point to 32-bit integer from doing a direct move to
121 the GPR registers to do a store.
122 (fctiwz_<mode>): Break long line.
124 2017-05-05 Bin Cheng <bin.cheng@arm.com>
126 * Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c.
127 * tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete.
128 (addr_list, addr_offset_valid_p): New.
129 (split_address_groups): Check offset validity with above function.
130 (gt-tree-ssa-loop-ivopts.h): Include header file.
132 2017-05-05 Nathan Sidwell <nathan@acm.org>
134 * config.gcc (arm*-*-*): Add missing 'fi'.
136 2017-05-05 Steve Ellcey <sellcey@cavium.com>
138 * doc/invoke.texi (-fopt-info): Explicitly say order of options
139 included in -fopt-info does not matter.
140 * doc/optinfo.texi (-fopt-info): Fix description of default
141 behavour. Explicitly say order of options included in -fopt-info
144 2017-05-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
146 * config.gcc: Allow combinations of aprofile and rmprofile values for
147 --with-multilib-list.
148 * config/arm/t-multilib: New file.
149 * config/arm/t-aprofile: Remove initialization of MULTILIB_*
150 variables. Remove setting of ISA and floating-point ABI in
151 MULTILIB_OPTIONS and MULTILIB_DIRNAMES. Set architecture and FPU in
152 MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS
153 and MULTILIB_DIRNAMES respectively. Add comment to introduce all
154 matches. Add architecture matches for marvel-pj4 and generic-armv7-a
156 * config/arm/t-rmprofile: Likewise except for the matches changes.
157 * doc/install.texi (--with-multilib-list): Document the combination of
158 aprofile and rmprofile values and warn about pitfalls in doing that.
160 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
162 * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
163 (movdi_aarch64): Likewise.
165 2017-05-05 Jakub Jelinek <jakub@redhat.com>
167 PR tree-optimization/80632
168 * tree-switch-conversion.c (struct switch_conv_info): Add target_vop
170 (build_arrays): Initialize it for virtual phis.
171 (fix_phi_nodes): Use it for virtual phis.
173 PR tree-optimization/80558
174 * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
175 [x, y] op z into [x op, y op z] for op & or | if conditions
178 2017-05-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
179 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
182 * config/arm/arm.md (use_literal_pool): Remove.
183 (64-bit immediate split): No longer takes cost into consideration
184 if arm_disable_literal_pool is enabled.
185 * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
186 used when arm_disable_literal_pool is enabled.
187 (arm_max_const_double_inline_cost): Remove use of
188 arm_disable_literal_pool.
189 (push_minipool_fix): Add assert.
190 (arm_reorg): Add return if arm_disable_literal_pool is enabled.
191 * config/arm/vfp.md (no_literal_pool_df_immediate): New.
192 (no_literal_pool_sf_immediate): New.
194 2017-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
196 PR tree-optimization/80613
197 * tree-ssa-dce.c (propagate_necessity): Remove cases for
198 BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
200 2017-05-05 Richard Biener <rguenther@suse.de>
202 * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
204 2017-05-05 Georg-Johann Lay <avr@gjlay.de>
206 * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
207 of this flag from insn conditions due to removal from r247495.
209 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
211 * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
213 (arm_early_store_addr_dep_ptr): Likewise.
214 * config/arm/aarch-common-protos.h
215 (arm_early_load_addr_dep_ptr): Add prototype.
216 (arm_early_store_addr_dep_ptr): Likewise.
217 * config/arm/cortex-a53.md: Add new bypasses.
219 2017-05-05 Jakub Jelinek <jakub@redhat.com>
221 * tree.c (next_type_uid): Change type to unsigned.
222 (type_hash_canon): Decrement back next_type_uid if
223 freeing a type node with the highest TYPE_UID. For INTEGER_TYPEs
224 also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
227 2017-05-04 Martin Sebor <msebor@redhat.com>
229 * builtins.c: Fix a trivial typo in a comment.
232 * builtins.c (check_sizes): Adjust to handle reading past the end.
233 Avoid printing excessive upper bound of ranges. Use %E to print
234 tree nodes instead of converting them to %wu.
235 (expand_builtin_memchr): New function.
236 (compute_dest_size): Rename...
237 (compute_objsize): ...to this.
238 (expand_builtin_memcpy): Adjust.
239 (expand_builtin_mempcpy): Adjust.
240 (expand_builtin_strcat): Adjust.
241 (expand_builtin_strcpy): Adjust.
242 (check_strncat_sizes): Adjust.
243 (expand_builtin_strncat): Adjust.
244 (expand_builtin_strncpy): Adjust and simplify.
245 (expand_builtin_memset): Adjust.
246 (expand_builtin_bzero): Adjust.
247 (expand_builtin_memcmp): Adjust.
248 (expand_builtin): Handle memcmp.
249 (maybe_emit_chk_warning): Check strncat just once.
251 2017-05-04 Martin Sebor <msebor@redhat.com>
253 PR preprocessor/79214
256 * builtins.c (check_sizes): Add inlining context and issue
257 warnings even when -Wno-system-headers is set.
258 (check_strncat_sizes): Same.
259 (expand_builtin_strncat): Same.
260 (expand_builtin_memmove): New function.
261 (expand_builtin_stpncpy): Same.
262 (expand_builtin): Handle memmove and stpncpy.
264 2017-05-04 Bin Cheng <bin.cheng@arm.com>
266 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
267 which is not used any more.
269 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
271 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
273 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
275 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
276 (cortexa53_tunings): Likewise.
277 (cortexa57_tunings): Likewise.
278 (cortexa72_tunings): Likewise.
279 (cortexa73_tunings): Likewise.
281 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
283 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
284 Set loop alignment to 8.
286 2017-05-04 Martin Sebor <msebor@redhat.com>
289 * builtins.c (expand_builtin_object_size): Add missing quoting to
290 %D and like directives.
291 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
292 (hsa_type_for_tree_type): Same.
293 (verify_function_arguments): Same.
294 * symtab.c (symbol_table::change_decl_assembler_name): Same.
295 * varasm.c (get_section): Same.
298 2017-05-04 Martin Sebor <msebor@redhat.com>
301 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
303 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
305 * config/aarch64/aarch64.c (generic_addrcost_table):
306 Change HI/TI mode setting.
308 2017-05-04 Martin Jambor <mjambor@suse.cz>
310 PR tree-optimization/80622
311 * tree-sra.c (comes_initialized_p): New function.
312 (build_accesses_from_assign): Only set write lazily when
313 comes_initialized_p is false.
314 (analyze_access_subtree): Use comes_initialized_p.
315 (propagate_subaccesses_across_link): Assert !comes_initialized_p
316 instead of testing for PARM_DECL.
318 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
320 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
321 constraint on operand 0 to allow more general addressing modes.
322 Adjust output template.
323 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
325 * config/aarch64/aarch64-protos.h
326 (aarch64_address_valid_for_prefetch_p): Declare prototype.
327 * config/aarch64/constraints.md (Dp): New address constraint.
328 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
331 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
333 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
334 update use of estimate_ipcp_clone_size_and_time.
335 (estimate_local_effects): Update use of
336 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
337 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
338 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
339 Return nonspecialized time.
341 2017-05-04 Richard Biener <rguenther@suse.de>
343 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
344 for the last VUSE which def dominates the PHI. Directly call
346 (get_continuation_for_phi_1): Remove.
348 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
350 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
351 to explain the use of truncating division. Cap the number of
352 iterations to the maximum given by nb_iterations_upper_bound,
355 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
357 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
358 * configure: Regenerate.
359 * config.in: Regenerate.
360 * config/i386/driver-mingw32.c: new file.
361 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
362 * config.host: Link driver-mingw32.o on MinGW host.
363 * doc/install.texi: Document new --enable-mingw-wildcard configure
366 2017-05-04 Marek Polacek <polacek@redhat.com>
368 PR tree-optimization/80612
369 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
371 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
372 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
374 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
375 (movt splitter): Likewise.
376 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
377 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
378 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
379 block for Thumb-1 with MOVT.
380 (thumb2_legitimate_address_p): Move code block ...
381 (can_avoid_literal_pool_for_label_p): ... into this new function.
382 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
384 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
385 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
386 "M-profile targets with the MOVT instruction".
388 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
390 * gcc/config/arm/arm-builtins.c (arm_init_builtins): Rename
391 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
392 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
394 2017-05-04 Martin Liska <mliska@suse.cz>
396 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
399 2017-05-04 Richard Biener <rguenther@suse.de>
401 * tree.c (array_at_struct_end_p): Handle arrays at struct
402 end with flexarrays more conservatively. Refactor and treat
403 arrays of arrays or aggregates more strict. Fix
404 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
405 * tree.c (array_at_struct_end_p): Adjust prototype.
406 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
407 * gimple-fold.c (get_range_strlen): Likewise.
408 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
410 2017-05-04 Richard Biener <rguenther@suse.de>
412 PR tree-optimization/31130
413 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
415 (supports_overflow_infinity): Likewise.
416 (is_negative_overflow_infinity): Likewise.
417 (is_positive_overflow_infinity): Likewise.
418 (is_overflow_infinity): Likewise.
419 (stmt_overflow_infinity): Likewise.
420 (overflow_infinity_range_p): Likewise.
421 (usable_range_p): Remove as always returning true.
422 (make_overflow_infinity): Remove.
423 (negative_overflow_infinity): Likewise.
424 (positive_overflow_infinity): Likewise.
425 (avoid_overflow_infinity): Likewise.
426 (set_value_range): Adjust accordingly.
427 (set_value_range_to_nonnegative): Likewise, remove now unused
428 overflow_infinity arg.
429 (vrp_operand_equal_p): Adjust.
430 (update_value_range): Likewise.
431 (range_int_cst_singleton_p): Likewise.
432 (operand_less_p): Likewise.
433 (compare_values_warnv): Likewise.
434 (extract_range_for_var_from_comparison_expr): Likewise.
435 (vrp_int_const_binop): Likewise.
436 (zero_nonzero_bits_from_vr): Likewise.
437 (extract_range_from_multiplicative_op_1): Likewise.
438 (extract_range_from_binary_expr_1): Likewise.
439 (extract_range_from_unary_expr): Likewise.
440 (extract_range_from_comparison): Likewise.
441 (extract_range_basic): Likewise.
442 (adjust_range_with_scev): Likewise.
443 (compare_ranges): Likewise.
444 (compare_range_with_value): Likewise.
445 (dump_value_range): Likewise.
446 (test_for_singularity): Likewise, remove strict_overflow_p parameter
448 (simplify_cond_using_ranges): Adjust.
450 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
452 * brig-builtins.def: Added a builtin for class_f64.
453 * builtin-types.def: Added a builtin type needed by class_f64.
455 2017-05-03 Jason Merrill <jason@redhat.com>
457 * timevar.def: Add TV_CONSTEXPR.
459 2017-05-03 David Malcolm <dmalcolm@redhat.com>
461 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
463 2017-05-03 Martin Jambor <mjambor@suse.cz>
465 * ipa-prop.c (ipa_update_after_lto_read): Removed.
466 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
467 * ipa-cp.c (ipcp_propagate_stage): Do not call
468 ipa_update_after_lto_read.
469 * ipa-inline.c (ipa_inline): Likewise.
471 2017-05-03 Martin Jambor <mjambor@suse.cz>
473 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
474 tag. Added a default constructor and a destructor.
475 (ipa_edge_args_sum_t): New class;
476 (ipa_edge_args_sum): Declare.
477 (ipa_edge_args_vector): Remove declaration.
478 (IPA_EDGE_REF): Use ipa_edge_args_sum.
479 (ipa_free_edge_args_substructures): Remove declaration.
480 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
481 (ipa_edge_args_info_available_for_edge_p): Likewise.
482 * ipa-prop.c (ipa_edge_args_vector): Removed.
483 (edge_removal_hook_holder): Likewise.
484 (edge_duplication_hook_holder): Likewise.
485 (ipa_edge_args_sum): New variable.
486 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
487 ipa_edge_args_vector.
488 (ipa_free_edge_args_substructures): Likewise.
489 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
490 ipa_edge_args_vector.
491 (ipa_edge_removal_hook): Turned into method
492 ipa_edge_args_sum_t::remove.
493 (ipa_edge_duplication_hook): Turned into method
494 ipa_edge_args_sum_t::duplicate.
495 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
496 registering edge hooks.
497 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
498 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
499 ipa_edge_args_sum instead of ipa_edge_args_vector.
500 * ipa-profile.c (ipa_profile): Likewise.
502 2017-05-03 Martin Jambor <mjambor@suse.cz>
504 * symbol-summary.h (function_summary): New method exists.
505 (function_summary::symtab_removal): Deallocate through release.
506 (call_summary): New class.
507 (gt_ggc_mx): New overload.
508 (gt_pch_nx): Likewise.
509 (gt_pch_nx): Likewise.
511 2017-05-03 Jeff Law <law@redhat.com>
513 PR tree-optimization/78496
514 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
515 from simplify_cond_using_ranges. Split off code to walk
516 backwards through casts into ...
517 (simplify_cond_using_ranges_2): New function.
518 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
519 (execute_vrp): After identifying jump threads, call
520 simplify_cond_using_ranges_2.
522 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
525 * ipa-inline.h (inline_summary): Add ctor.
526 (create_ggc): Do not use ggc_cleared_alloc.
528 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
529 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
531 * gcc.c (handle_braces): Support escaping in switch matching
533 * doc/invoke.texi (Spec Files): Document it.
534 Remove superfluous @code markup in items.
536 2017-05-03 David Malcolm <dmalcolm@redhat.com>
538 * diagnostic-show-locus.c (struct column_range): New struct.
539 (get_affected_columns): New function.
540 (get_printed_columns): New function.
541 (struct correction): New struct.
542 (correction::ensure_capacity): New function.
543 (correction::ensure_terminated): New function.
544 (struct line_corrections): New struct.
545 (line_corrections::~line_corrections): New dtor.
546 (line_corrections::add_hint): New function.
547 (layout::print_trailing_fixits): Reimplement in terms of the new
549 (selftest::test_overlapped_fixit_printing): New function.
550 (selftest::diagnostic_show_locus_c_tests): Call it.
552 2017-05-03 Nathan Sidwell <nathan@acm.org>
554 Canonicalize canonical type hashing
555 * tree.h (type_hash_canon_hash): Declare.
556 * tree.c (type_hash_list, attribute_hash_list): Move into
557 type_hash_canon_hash.
558 (build_type_attribute_qual_variant): Break out hash code calc into
559 type_hash_canon_hash.
560 (type_hash_canon_hash): New. Generic type hash computation.
561 (build_range_type_1, build_array_type_1, build_function_type,
562 build_method_type_directly, build_offset_type, build_complex_type,
563 make_vector_type): Call it.
565 2017-05-03 Richard Biener <rguenther@suse.de>
567 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
568 When all DRs have unknown misaligned do not always peel
569 when there is a store but apply the same costing model as if
570 there were only loads.
572 2017-05-03 Richard Biener <rguenther@suse.de>
575 PR tree-optimization/80492
576 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
577 compare_base_decls returning dont-know properly.
579 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
581 * config/arm/iterators.md (CCSI): New mode iterator.
582 (arch): New mode attribute.
583 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
584 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
585 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
586 code iterator for success result mode.
587 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
588 the corresponding new insn generators.
590 2017-05-03 Bin Cheng <bin.cheng@arm.com>
593 2017-05-02 Bin Cheng <bin.cheng@arm.com>
594 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
596 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
598 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
599 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
600 (DDR_A): Wrap DDR argument in brackets.
601 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
602 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
603 (DDR_REVERSED_P): Likewise.
605 2017-05-03 Jakub Jelinek <jakub@redhat.com>
607 PR tree-optimization/79472
608 * tree-switch-conversion.c (struct switch_conv_info): Add
609 contiguous_range and default_case_nonstandard fields.
610 (collect_switch_conv_info): Compute contiguous_range and
611 default_case_nonstandard fields, don't clear final_bb if
612 contiguous_range and only the default case doesn't have the required
614 (check_all_empty_except_final): Set default_case_nonstandard instead
615 of failing if contiguous_range and the default case doesn't have empty
617 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
618 and only the default case doesn't have the required constants. Skip
620 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
621 if default_case_nonstandard.
622 (build_constructors): Build constant 1 just once. Assert that default
623 values aren't inserted in between cases if contiguous_range. Skip
625 (build_arrays): Skip virtual phis.
626 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
627 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
629 (gen_inbound_check): Handle default_case_nonstandard case.
630 (process_switch): Adjust check_final_bb caller. Call
631 gather_default_values with the first non-default case instead of
632 default case if default_case_nonstandard.
634 2017-05-02 Nathan Sidwell <nathan@acm.org>
636 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
637 check. Fix formatting.
639 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
641 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
642 errors when comparing specialized and unspecialized times.
644 2017-05-02 David Malcolm <dmalcolm@redhat.com>
646 * diagnostic-show-locus.c
647 (layout::should_print_annotation_line_p): Make private.
648 (layout::print_annotation_line): Make private.
649 (layout::annotation_line_showed_range_p): Make private.
650 (layout::show_ruler): Make private.
651 (layout::print_source_line): Make private. Pass in line and
652 line_width, rather than calling location_get_source_line. Drop
654 (layout::print_leading_fixits): New method.
655 (layout::print_any_fixits): Rename to...
656 (layout::print_trailing_fixits): ...this, and make private.
657 Don't print newline fixits.
658 (diagnostic_show_locus): Move logic for printing one row into...
659 (layout::print_line): ...this new function. Move the
660 location_get_source_line call and error-handling from
661 print_source_line to here. Call print_leading_fixits, and rename
662 print_any_fixits to print_trailing_fixits.
663 (selftest::test_fixit_insert_containing_newline): Update now that
664 newlines are partially supported.
665 (selftest::test_fixit_insert_containing_newline_2): New test.
666 (selftest::test_fixit_replace_containing_newline): Update comments.
667 (selftest::diagnostic_show_locus_c_tests): Call the new test.
668 * edit-context.c (class added_line): New class.
669 (class edited_line): Describe newline handling in comment.
670 (edited_line::actually_edited_p): New method.
671 (edited_line::print_content): Delete redundant decl.
672 (edited_line::m_predecessors): New field.
673 (edited_file::print_content): Call edited_line::print_content.
674 (edited_file::print_diff): Update to support newlines.
675 (edited_file::print_diff_hunk): Likewise.
676 (edited_file::print_run_of_changed_lines): New function.
677 (edited_file::print_diff_line): Convert to...
678 (print_diff_line): ...this.
679 (edited_file::get_effective_line_count): New function.
680 (edited_line::edited_line): Initialize new field m_predecessors.
681 (edited_line::~edited_line): Clean up m_predecessors.
682 (edited_line::apply_fixit): Handle newlines.
683 (edited_line::get_effective_line_count): New function.
684 (edited_line::print_content): New function.
685 (edited_line::print_diff_lines): New function.
686 (selftest::test_applying_fixits_insert_containing_newline): New
688 (selftest::test_applying_fixits_replace_containing_newline): New
690 (selftest::insert_line): New function.
691 (selftest::test_applying_fixits_multiple_lines): Add example of
693 (selftest::edit_context_c_tests): Call the new tests.
695 2017-05-02 Bin Cheng <bin.cheng@arm.com>
697 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
698 parameter cand. Update dump information.
699 (get_computation_cost): Update uses.
701 2017-05-02 Bin Cheng <bin.cheng@arm.com>
703 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
704 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
705 (get_computation_at, rewrite_use_address): Update use of
708 2017-05-02 Bin Cheng <bin.cheng@arm.com>
710 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
711 (get_computation): Delete.
712 (get_computation_cost): Implement like get_computation_cost_at.
713 Use get_computation_at.
714 (get_computation_cost_at): Delete.
715 (rewrite_use_nonlinear_expr): Use get_computation_at.
716 (rewrite_use_compare, remove_unused_ivs): Ditto.
718 2017-05-02 Bin Cheng <bin.cheng@arm.com>
720 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
722 2017-05-02 Bin Cheng <bin.cheng@arm.com>
724 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
725 (ivopts_global_cost_for_size): Rename parameter and update uses.
726 (iv_ca_recount_cost): Update uses.
727 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
728 candidates seperately in n_invs and n_cands.
729 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
731 2017-05-02 Bin Cheng <bin.cheng@arm.com>
733 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
734 (find_inv_vars_cb): New.
735 (find_depends): Renamed to ...
736 (find_inv_vars): ... this.
737 (add_candidate_1, force_var_cost): Call find_inv_vars.
738 (split_address_cost, determine_group_iv_cost_cond): Ditto.
740 2017-05-02 Bin Cheng <bin.cheng@arm.com>
742 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
743 inv_vars. Add inv_exprs.
744 (struct iv_cand): Rename depends_on to inv_vars.
745 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
746 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
747 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
748 (dump_cand): Dump inv_vars.
749 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
750 (record_invariant, find_depends, add_candidate_1): Ditto.
751 (set_group_iv_cost, force_var_cost): Ditto.
752 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
753 (get_computation_cost_at, get_computation_cost): Ditto.
754 (determine_group_iv_cost_generic): Ditto.
755 (determine_group_iv_cost_address): Ditto.
756 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
757 (determine_group_iv_costs): Ditto.
758 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
759 (iv_ca_set_remove_invariants): Renamed to ...
760 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
761 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
762 (iv_ca_set_add_invariants): Renamed to ...
763 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
764 (iv_ca_set_cp): Use iv_ca_set_add_invs.
765 (iv_ca_has_deps): Support inv_vars and inv_exprs.
766 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
767 (create_new_ivs): Remove useless dump.
769 2017-05-02 Bin Cheng <bin.cheng@arm.com>
771 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
773 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
774 (iv_ca_set_no_cp, create_new_iv): Ditto.
776 2017-05-02 Bin Cheng <bin.cheng@arm.com>
778 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
780 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
782 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
783 function tree_check2.
785 2017-05-02 Martin Liska <mliska@suse.cz>
787 * doc/gcov.texi: Add missing preposition.
788 * gcov.c (function_info::function_info): Properly fill up
789 all member variables.
791 2017-05-02 Tamar Christina <tamar.christina@arm.com>
793 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
795 2017-05-02 Tamar Christina <tamar.christina@arm.com>
797 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
799 2017-05-02 Martin Liska <mliska@suse.cz>
802 * lto-streamer-in.c (lto_read_tree_1): Remove
804 * lto-streamer.c (struct tree_hash_entry): Likewise.
805 (struct tree_entry_hasher): Likewise.
806 (tree_entry_hasher::hash): Likewise.
807 (tree_entry_hasher::equal): Likewise.
808 (lto_streamer_init): Likewise.
809 (lto_orig_address_map): Likewise.
810 (lto_orig_address_get): Likewise.
811 (lto_orig_address_remove): Likewise.
812 * lto-streamer.h: Likewise.
813 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
814 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
816 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
818 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
819 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
820 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
821 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
822 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
823 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
824 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
825 (mm_maskz_sub_ss): New intrinsics.
826 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
827 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
828 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
829 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
830 (__builtin_ia32_subss_mask_round): New builtins.
831 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
832 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
833 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
835 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
836 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
838 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
841 2017-05-02 Martin Jambor <mjambor@suse.cz>
843 PR tree-optimization/78687
844 * tree-sra.c (access): New field parent.
845 (process_subtree_disqualification): New function.
846 (disqualify_candidate): Call it.
847 (build_accesses_from_assign): Reset write flag if creating an
849 (build_access_subtree): Fill in parent field and also prpagate
851 (create_artificial_child_access): New parameter set_grp_write, set
852 grp_write to its value.
853 (propagate_subaccesses_across_link): Also propagate grp_write flag
855 (propagate_all_subaccesses): Push the closest parent back to work
856 queue if add_access_to_work_queue returned true.
858 2017-05-02 Richard Biener <rguenther@suse.de>
860 * common.opt (fstrict-overflow): Alias negative to fwrapv.
861 * doc/invoke.texi (fstrict-overflow): Remove all traces of
862 -fstrict-overflow documentation.
863 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
864 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
865 flag_strict_overflow.
866 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
867 * lto-opts.c (lto_write_options): Do not stream it.
868 * lto-wrapper.c (merge_and_complain): Do not handle it.
869 * opts.c (default_options_table): Do not set -fstrict-overflow.
870 (finish_options): Likewise do not clear it when sanitizing.
871 * simplify-rtx.c (simplify_const_relational_operation): Do not
872 test flag_strict_overflow.
874 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
876 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
877 using enabled attribute.
878 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
879 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
880 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
881 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
882 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
883 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
884 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
885 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
886 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
887 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
889 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
891 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
893 2017-05-02 Richard Biener <rguenther@suse.de>
895 PR tree-optimization/80591
897 2017-04-10 Richard Biener <rguenther@suse.de>
899 * tree-ssa-structalias.c (find_func_aliases): Properly handle
902 2017-05-02 Richard Biener <rguenther@suse.de>
904 PR tree-optimization/80549
905 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
906 (cleanup_tree_cfg_noloop): Create forwarders to known loop
907 headers if they do not have a preheader.
909 2017-05-02 Martin Liska <mliska@suse.cz>
912 * common.opt: Fix typo.
913 * doc/invoke.texi: Likewise.
915 2017-05-01 Jan Beulich <jbeulich@suse.com>
917 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
918 swapping, add (x,x,m,x,n) alternative.
920 2017-05-01 Nathan Sidwell <nathan@acm.org>
922 * calls.c (combine_pending_stack_adjustment_and_call): Remove
923 unnecessary unadjusted_alignment check.
925 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
928 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
930 * gimplify.c (gimplify_cilk_detach): New function.
931 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
932 * tree-core.h: Document EXPR_CILK_SPAWN.
933 * tree.h (EXPR_CILK_SPAWN): Define.
935 2017-05-01 David Malcolm <dmalcolm@redhat.com>
937 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
938 to use new fixit_hint representation, using the "replace" logic.
939 (get_line_span_for_fixit_hint): Likewise.
940 (layout::print_any_fixits): Likewise.
941 (selftest::test_one_liner_many_fixits): Rename to...
942 (selftest::test_one_liner_many_fixits_1): ...this, and update
943 comment and expected output to reflect that the multiple fix-it
944 hints are now consolidated into one insertion.
945 (selftest::test_one_liner_many_fixits_2): New test.
946 (selftest::test_diagnostic_show_locus_one_liner): Update for
948 (selftest::test_fixit_consolidation): Update for fix-it API
950 * diagnostic.c (print_parseable_fixits): Likewise.
951 * edit-context.c (edited_line::m_line_events): Convert from
952 auto_vec <line_event *> to auto_vec <line_event>.
953 (class line_event): Convert from abstract base class to a concrete
954 class, taking over the role of replace_event.
955 (class insert_event): Delete.
956 (class replace_event): Rename to class line_event. Convert to
958 (edit_context::add_fixits): Reimplement.
959 (edit_context::apply_insert): Delete.
960 (edit_context::apply_replace): Rename to...
961 (edit_context::apply_fixit): ...this. Convert to half-open range.
962 (edited_file::apply_insert): Delete.
963 (edited_file::apply_replace): Rename to...
964 (edited_file::apply_fixit): ...this.
965 (edited_line::~edited_line): Drop deletion of events.
966 (edited_line::apply_insert): Delete.
967 (edited_line::apply_replace): Rename to...
968 (edited_line::apply_fixit): ...this. Convert to half-open range.
969 Update for change to type of m_line_events.
970 * edit-context.h (edit_context::apply_insert): Delete.
971 (edit_context::apply_replace): Rename to...
972 (edit_context::apply_fixit): ...this.
974 2017-05-01 Martin Sebor <msebor@redhat.com>
976 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
979 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
982 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
983 __get_cpuid_max returns 0.
984 (__get_cpuid_count): Ditto.
986 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
988 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
989 replacement expression is another instance of one of its arguments.
991 2017-05-01 Jakub Jelinek <jakub@redhat.com>
994 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
995 check for stack push/pop autoinc.
996 * config/i386/i386.c (ix86_agi_dependent): Return false
997 if the only reason why modified_in_p returned true is that
998 addr is SP based and set_insn is a push or pop.
1000 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
1002 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
1005 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
1008 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
1009 (account_size_time): Use two predicates - exec_pred and
1011 (evaluate_conditions_for_known_args): Compute both clause and
1013 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
1014 (inline_summary_t::duplicate): Update.
1015 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
1017 (compute_inline_parameters): Likewise.
1018 (estimate_edge_size_and_time): Update caluclation of time.
1019 (estimate_node_size_and_time): Compute both time and nonspecialized
1021 (estimate_ipcp_clone_size_and_time): Update.
1022 (inline_merge_summary): Update.
1023 (do_estimate_edge_time): Update.
1024 (do_estimate_edge_size): Update.
1025 (do_estimate_edge_hints): Update.
1026 (inline_read_section, inline_write_summary): Stream both new predicates.
1027 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
1029 (compute_inlined_call_time): Cleanup.
1030 (big_speedup_p): Update.
1031 (edge_badness): Update.
1032 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
1033 (size_time_entry): Replace predicate by exec_predicate and
1035 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
1036 (estimate_edge_time): Return also nonspec_time.
1037 (reset_edge_growth_cache): Update.
1039 2017-04-29 Jakub Jelinek <jakub@redhat.com>
1041 PR rtl-optimization/80491
1042 * ifcvt.c (noce_process_if_block): When looking for x setter
1043 with missing else_bb, don't check only the insn right before
1044 cond_earliest, but look for the last insn that x is modified in
1047 PR rtl-optimization/80491
1048 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
1050 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
1052 PR tree-optimization/80487
1053 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
1055 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1057 PR tree-optimization/79697
1058 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
1059 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
1060 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
1062 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
1063 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
1065 2017-04-28 Martin Sebor <msebor@redhat.com>
1067 PR tree-optimization/80523
1068 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
1069 (init_target_to_host_charmap, target_to_host, target_strtol10): New
1071 (maybe_warn, format_directive, parse_directive): Use new functions.
1072 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
1074 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
1076 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
1078 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
1080 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
1081 target_header_dir): Set correctly.
1082 * configure: Regenerated.
1083 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
1084 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
1085 instead of SYSTEM_HEADER_DIR.
1087 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
1089 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
1090 (estimate_local_effects): Likewise.
1091 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
1092 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
1093 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
1094 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
1095 do_estimate_edge_time, estimate_edge_time): Likewise.
1096 * ipa-inline-analysis.c (estimate_node_size_and_time,
1097 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
1098 (estimate_time_after_inlining): Remove.
1100 2017-04-28 Martin Liska <mliska@suse.cz>
1102 * doc/gcov.texi: Enhance documentation of gcov.
1104 2017-04-28 Martin Liska <mliska@suse.cz>
1106 * doc/gcov.texi: Sort options in alphabetic order.
1107 * doc/gcov-dump.texi: Likewise.
1108 * doc/gcov-tool.texi: Likewise.
1109 * gcov.c (print_usage): Likewise.
1110 * gcov-dump.c (print_usage): Likewise.
1111 * gcov-tool.c (print_merge_usage_message): Likewise.
1112 (print_rewrite_usage_message): Likewise.
1113 (print_overlap_usage_message): Likewise.
1115 2017-04-28 Martin Liska <mliska@suse.cz>
1117 PR gcov-profile/53915
1118 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
1120 2017-04-28 Martin Liska <mliska@suse.cz>
1122 PR gcov-profile/79891
1123 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
1124 is marked by compiler as living on a line.
1125 (get_cycles_count): Remove usage of the union.
1126 (output_intermediate_file): Likewise.
1127 (find_source): Fix GNU coding style.
1128 (accumulate_line_counts): Remove old non-all block mode.
1129 (output_lines): Remove usage of the union.
1130 * profile.c (output_location): Include all BBs, even if
1131 belonging to a same line (and file) as a previous BB.
1133 2017-04-28 Martin Liska <mliska@suse.cz>
1135 * gcov.c (process_args): Handle new argument 'w'.
1136 (read_graph_file): Assign ID to BBs.
1137 (output_branch_count): Display BB # if verbose flag is set.
1138 (output_lines): Likewise for arcs.
1139 (print_usage): Add '--verbose' option help.
1140 * doc/gcov.texi: Document --verbose (-w) option.
1142 2017-04-28 Martin Liska <mliska@suse.cz>
1144 * gcov.c (struct block_location_info): New struct.
1145 (process_file): Fill up the new structure.
1146 (read_graph_file): Replace usage of encoding by the newly added
1148 (add_line_counts): Likewise.
1149 (accumulate_line_counts): Remove usage of the union.
1150 (function_info::function_info): New function.
1151 (function_info::~function_info): Likewise.
1152 (process_file): Call delete instead of release_function.
1153 (release_function): Release the function.
1154 (release_structures): Call delete instead of release_function.
1155 (solve_flow_graph): Replace usage of num_blocks.
1156 (find_exception_blocks): Likewise.
1157 (output_lines): Fix GNU coding style.
1159 2017-04-28 Martin Liska <mliska@suse.cz>
1162 * coverage.c (coverage_remove_note_file): New function.
1163 * coverage.h: Declare the function.
1164 * toplev.c (finalize): Clean if an error has been seen.
1166 2017-04-28 Martin Liska <mliska@suse.cz>
1168 PR gcov-profile/80031
1169 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
1170 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
1171 * gcov.c (read_graph_file): Read just number of blocks.
1172 * profile.c (branch_prob): Do not stream 0 flags per a basic
1175 2017-04-28 Martin Liska <mliska@suse.cz>
1177 * gcov-dump.c (tag_*): Add new argument to declarations.
1178 (dump_gcov_file): Likewise.
1179 (tag_blocks): Add and use new argument depth.
1180 (tag_arcs): Likewise.
1181 (tag_lines): Likewise.
1182 (tag_counters): Likewise.
1183 (tag_summary): Likewise.
1184 (dump_working_sets): Use depth to do a proper indentation.
1186 2017-04-28 Jakub Jelinek <jakub@redhat.com>
1189 * cgraph.h (symtab_node::debug_symtab): No longer inline.
1190 * symtab.c (symtab_node::debug_symtab): Move definition here.
1192 2017-04-28 Richard Biener <rguenther@suse.de>
1194 * lto-streamer.h (LTO_major_version): Bump to 7.
1196 2017-04-28 Richard Biener <rguenther@suse.de>
1198 * tree-vrp.c (assert_info): New struct.
1199 (add_assert_info): New helper.
1200 (register_edge_assert_for_2): Refactor to add asserts to a vector
1202 (register_edge_assert_for_1): Likewise.
1203 (register_edge_assert_for): Likewise.
1204 (finish_register_edge_assert_for): New helper actually registering
1205 asserts where live on edge.
1206 (find_conditional_asserts): Adjust.
1207 (find_switch_asserts): Likewise.
1208 (evrp_dom_walker::try_find_new_range): Generalize.
1209 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
1211 2017-04-27 Marek Polacek <polacek@redhat.com>
1214 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
1215 arg10 and arg11 to itype.
1217 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
1219 * doc/extend.texi (Object Size Checking): Improve grammar.
1221 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
1224 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
1225 that the logic for permitting reciprocal estimates matches that
1228 2017-04-27 Jakub Jelinek <jakub@redhat.com>
1231 * tree.c (type_cache_hasher::equal): Only compare
1232 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
1233 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
1234 non-aggregate element types.
1235 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
1236 about the flag on ARRAY_TYPEs in the comment, formatting fix.
1238 2017-04-27 Richard Biener <rguenther@suse.de>
1241 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
1242 stripping ARRAY_REFs from MEM_EXPR make sure we're not
1243 keeping a reference to a trailing array.
1245 2017-04-27 Richard Biener <rguenther@suse.de>
1248 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
1249 being in loop-closed SSA form conservatively.
1250 (chrec_fold_multiply_poly_poly): Likewise.
1252 2017-04-27 Tamar Christina <tamar.christina@arm.com>
1255 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
1256 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
1258 2017-04-27 Jakub Jelinek <jakub@redhat.com>
1261 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
1262 (aarch64_function_arg_alignment): Return unsigned int again, but still
1263 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
1264 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
1265 Don't emit -Wpsabi note.
1266 (aarch64_function_arg_boundary): Likewise.
1267 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
1270 2017-04-26 Nathan Sidwell <nathan@acm.org>
1272 * tree.h (crc32_unsigned_n): Declare.
1273 (crc32_unsigned, crc32_unsigned): Make inline.
1274 * tree.c (crc32_unsigned_bits): Replace with ...
1275 (crc32_unsigned_n): ... this.
1276 (crc32_unsigned, crc32_byte): Remove.
1277 (crc32_string): Remove unnecessary braces.
1279 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
1281 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
1282 * ipa-inline-analysis.c (MAX_TIME): Remove.
1283 (account_size_time): Use sreal for time.
1284 (dump_inline_summary): Update.
1285 (estimate_function_body_sizes): Update.
1286 (estimate_edge_size_and_time): Update.
1287 (estimate_calls_size_and_time): Update.
1288 (estimate_node_size_and_time): Update.
1289 (inline_merge_summary): Update.
1290 (inline_update_overall_summary): Update.
1291 (estimate_time_after_inlining): Update.
1292 (inline_read_section): Update.
1293 (inline_write_summary): Update.
1294 * ipa-inline.c (compute_uninlined_call_time): Update.
1295 (compute_inlined_call_time): Update.
1296 (recursive_inlining): Update.
1297 (inline_small_functions): Update.
1298 (dump_overall_stats): Update.
1299 * ipa-inline.h: Include sreal.h.
1300 (size_time_entry): Turn time to sreal.
1301 (inline_summary): Turn self_time nad time to sreal.
1303 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
1305 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
1307 (sreal::stream_out, sreal::stream_in): New.
1308 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
1310 2017-04-25 Jakub Jelinek <jakub@redhat.com>
1312 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
1315 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
1318 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
1320 (dimode_scalar_chain::compute_convert_gain): Ditto.
1321 (dimode_scalar_chain::make_vector_copies): Ditto.
1322 (dimode_scalar_chain::convert_reg): Ditto.
1323 (dimode_scalar_chain::convert_insn): Ditto.
1324 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
1325 (VI248_AVX512BW_1): New mode iterator.
1326 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
1327 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
1330 2017-04-25 Martin Sebor <msebor@redhat.com>
1332 PR tree-optimization/80497
1333 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
1334 constants are representable in HOST_WIDE_INT.
1335 (parse_directive): Ditto.
1337 2017-04-25 Martin Sebor <msebor@redhat.com>
1340 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
1341 (new_zero_array): Adjust signature.
1342 (dom_info::dom_init): Used unsigned rather that size_t.
1343 (dom_info::dom_info): Same.
1345 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1346 Jakub Jelinek <jakub@redhat.com>
1349 * config/arm/arm.c: Include gimple.h.
1350 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
1351 returns negative, increment ncrn only if it returned positive.
1352 (arm_needs_doubleword_align): Return int instead of bool,
1353 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
1354 members, but if there is any such non-FIELD_DECL
1355 > PARM_BOUNDARY aligned decl, return -1 instead of false.
1356 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
1357 returns negative, increment nregs only if it returned positive.
1358 (arm_setup_incoming_varargs): Likewise.
1359 (arm_function_arg_boundary): Emit -Wpsabi note if
1360 arm_needs_doubleword_align returns negative, return
1361 DOUBLEWORD_ALIGNMENT only if it returned positive.
1363 2017-04-25 Marek Polacek <polacek@redhat.com>
1366 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
1367 first argument to type.
1369 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
1372 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
1373 type checks to test for compatibility instead of equality.
1375 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1376 Jakub Jelinek <jakub@redhat.com>
1379 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
1381 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
1382 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
1383 the alignment computation, but return their maximum in warn_alignment.
1384 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
1385 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
1387 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
1388 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
1391 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1393 * config/arc/simdext.md (dmpyh): Fix typo.
1395 2017-04-25 Richard Biener <rguenther@suse.de>
1397 PR tree-optimization/80492
1398 * alias.c (compare_base_decls): Handle registers with asm
1399 specification conservatively.
1400 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
1401 compare_base_decls returning dont-know properly.
1403 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1405 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
1406 (legitimate_offset_address_p): New function.
1407 (arc_legitimate_address_p): Use above function.
1409 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1411 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
1413 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1415 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
1416 ACCH registers whenever they are available.
1418 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1420 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
1421 double regs fix when not used.
1423 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1425 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
1427 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
1428 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
1430 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1432 * config/arc/arc.c (arc_output_addsi): Check for h-register class
1433 when emitting short ADD instructions.
1435 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1437 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
1439 (cmpsi_cc_c_insn): Likewise.
1440 (cbranchsi4_scratch): Compute proper instruction length using
1441 compact_hreg_operand.
1442 * config/arc/predicates.md (compact_hreg_operand): New predicate.
1444 2017-04-25 Richard Biener <rguenther@suse.de>
1447 * passes.c (pass_manager::pass_manager): Initialize
1450 2017-04-25 Richard Biener <rguenther@suse.de>
1452 PR tree-optimization/79201
1453 * tree-ssa-sink.c (statement_sink_location): Handle calls.
1455 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1458 * config/s390/vector.md: Split MEM->GPR vector moves for
1459 non-s_operand addresses.
1461 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1464 * config/s390/predicates.md (reload_const_wide_int_operand): New
1466 * config/s390/s390.md ("movti"): Remove d/P alternative.
1467 ("movti_bigconst"): New pattern definition.
1469 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1472 * s390-protos.h (s390_expand_cs_hqi): Removed.
1473 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
1474 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
1475 modes as well as CCZ1mode and CCZmode.
1476 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
1477 signature of s390_emit_compare_and_swap.
1478 (s390_expand_cs_hqi): Likewise, make static.
1479 (s390_expand_cs_tdsi): Generate an explicit compare before trying
1480 compare-and-swap, in some cases.
1481 (s390_expand_cs): Wrapper function.
1482 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
1484 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
1485 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
1486 patterns for small and large integers. Forbid symref memory operands.
1487 Move expander to s390.c. Require cc register.
1488 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
1489 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
1490 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
1491 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
1492 symref memory operands. Remove CC mode and call s390_match_ccmode
1494 ("atomic_exchange<mode>"): Allow and implement all integer modes.
1496 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1498 * config/s390/s390.md (define_peephole2): New peephole to help
1499 combining the load-and-test pattern with volatile memory.
1501 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1503 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
1504 with CCZmode for TARGET_Z196.
1506 2017-04-25 Jakub Jelinek <jakub@redhat.com>
1508 PR rtl-optimization/80501
1509 * combine.c (make_compound_operation_int): Set subreg_code to SET
1510 even for AND with mask of the sign bit of mode.
1512 PR rtl-optimization/80500
1513 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
1514 sum's initial value.
1516 2017-04-25 Julian Brown <julian@codesourcery.com>
1517 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1519 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
1521 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
1523 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
1525 2017-04-25 Julian Brown <julian@codesourcery.com>
1526 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1528 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
1529 (thunderx2t99_sha): New Reservation.
1531 2017-04-25 Julian Brown <julian@codesourcery.com>
1532 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1534 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
1535 type for 1-element load.
1537 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
1539 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
1541 2017-04-24 Martin Jambor <mjambor@suse.cz>
1543 PR tree-optimization/80293
1544 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
1545 char arrays not totally scalarizable if it is false.
1546 (analyze_all_variable_accesses): Pass correct value in the new
1547 parameter. Add a statistics counter.
1549 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
1552 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
1554 2017-04-24 Richard Biener <rguenther@suse.de>
1556 PR tree-optimization/80494
1557 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
1558 out for complex types.
1560 2017-04-24 Richard Biener <rguenther@suse.de>
1562 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
1563 * tree-ssa-sccvn.c (print_scc): Print SCC size.
1564 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
1565 (DFS): Adjust and never fail.
1566 (sccvn_dom_walker::fail): Remove.
1567 (sccvn_dom_walker::before_dom_children): Adjust.
1568 (run_scc_vn): Likewise and never fail.
1569 * tree-ssa-pre.c (pass_pre::execute): Adjust.
1570 (pass_fre::execute): Likewise.
1572 2017-04-24 Richard Biener <rguenther@suse.de>
1574 PR tree-optimization/79725
1575 * tree-ssa-sink.c (statement_sink_location): Return whether
1576 failure reason was zero uses. Move that check later.
1577 (sink_code_in_bb): Deal with zero uses by removing the stmt
1580 2017-04-24 Richard Biener <rguenther@suse.de>
1583 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
1584 pointer-based references.
1586 2017-04-24 Richard Biener <rguenther@suse.de>
1589 * pass_manager.h (pass_manager::operator new): Remove.
1590 (pass_manager::operator delete): Likewise.
1591 * passes.c (pass_manager::operator new): Remove.
1592 (pass_manager::operator delete): Likewise.
1593 (pass_manager::pass_manager): Zero individual pass members.
1595 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
1598 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
1599 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
1600 Check "XEXP (src, 1)" operand here.
1601 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
1602 Check "XEXP (src, 1)" operand here.
1603 (dimode_scalar_chain::make_vector_copies): Detect count register
1604 of a shift instruction. Zero extend count register from QImode
1605 to DImode to satisfy vector shift pattern count operand predicate.
1606 Substitute vector shift count operand with a DImode copy.
1607 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
1610 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
1612 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
1613 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
1614 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
1615 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
1616 (UNSPEC_NOREX_MEM): Remove definition.
1618 2017-04-21 Richard Biener <rguenther@suse.de>
1620 PR tree-optimization/79547
1621 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1622 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
1623 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
1624 without any constraints.
1626 2017-04-21 Richard Biener <rguenther@suse.de>
1628 PR tree-optimization/78847
1629 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
1631 2017-04-21 Richard Biener <rguenther@suse.de>
1633 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
1634 (build_distinct_type_copy): Likewise.
1635 (build_variant_type_copy): Likewise.
1636 * tree.c (build_qualified_type): Pass down mem-stat info.
1637 (build_distinct_type_copy): Likewise.
1638 (build_variant_type_copy): Likewise.
1640 2017-04-21 Richard Biener <rguenther@suse.de>
1642 PR tree-optimization/80237
1643 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
1645 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
1646 for a simplified result.
1648 2016-04-21 Richard Biener <rguenther@suse.de>
1650 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
1651 sth as strict as a simple_iv but a chrec without symbols and an
1652 operand defined in the loop we are peeling (and not some subloop).
1653 (propagate_constants_for_unrolling): Propagate all constants.
1655 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
1658 * config/i386/i386.c (print_reg): Remove assert for disalowed
1659 regno values, call output_operand_lossage instead.
1661 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
1664 * config/i386/constraints.md (Yc): New register constraint.
1665 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
1666 Use Yc constraint for alternative 2 of operand 0. Remove
1667 preferred_for_speed attribute.
1669 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
1671 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
1672 lastprivate clauses in SIMT case.
1674 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
1676 * doc/invoke.texi (-Wextra-semi): Document new warning option.
1678 2017-04-20 Richard Biener <rguenther@suse.de>
1680 PR tree-optimization/57796
1681 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
1683 (vect_model_load_cost): Cost gathers as N scalar loads.
1685 2017-04-20 Richard Biener <rguenther@suse.de>
1687 * ggc-page.c (ggc_allocated_p): Rename to ...
1688 (safe_lookup_page_table_entry): ... this and return the lookup
1690 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
1692 2017-04-20 Richard Biener <rguenther@suse.de>
1694 PR tree-optimization/80453
1695 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
1696 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
1697 from the conditions.
1698 (vn_phi_eq): Pass them down.
1699 (vn_phi_lookup): Record them.
1700 (vn_phi_insert): Likewise.
1702 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
1704 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
1705 uninitialized variable warning to avoid buffer overrun.
1707 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
1710 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
1711 is suppressed for '{ 0 }' in C.
1713 2017-04-20 Jakub Jelinek <jakub@redhat.com>
1715 * BASE-VER: Set to 8.0.0.
1717 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
1719 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
1720 priority .init_array and .fini_array section with SECTION_NOTYPE
1723 2017-04-20 Jakub Jelinek <jakub@redhat.com>
1726 * tree.h (build_array_type): Add typeless_storage default argument.
1727 * tree.c (type_cache_hasher::equal): Also compare
1728 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
1729 (build_array_type): Add typeless_storage argument, set
1730 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
1732 (build_nonshared_array_type): Adjust build_array_type_1 caller.
1733 (build_array_type): Likewise. Add typeless_storage argument.
1735 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
1736 Jakub Jelinek <jakub@redhat.com>
1738 PR tree-optimization/80426
1739 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
1740 operation on symbolic operands, also compute the overflow for the
1741 invariant part when the operation degenerates into a negation.
1743 2017-04-19 Jakub Jelinek <jakub@redhat.com>
1746 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
1747 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
1750 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
1752 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
1755 * config/avr/avr.c (tree.h): Include it.
1756 (cgraph.h): Include it.
1757 (avr_encode_section_info): Don't warn for uninitialized progmem
1758 variable if it's just an alias.
1760 2017-04-19 Richard Biener <rguenther@suse.de>
1763 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
1764 when needed by AutoPGO.
1766 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
1769 * doc/lto.texi: Remove an extra 'that'.
1771 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
1773 PR rtl-optimization/80429
1774 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
1775 are only used in debug insns.
1777 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
1778 Vladimir Makarov <vmakarov@redhat.com>
1780 * config/sparc/predicates.md (input_operand): Add comment. Return
1781 true for any memory operand when LRA is in progress.
1782 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
1784 2017-04-18 Jeff Law <law@redhat.com>
1787 * mips.md ({return,simple_return}_internal): Do not overwrite
1790 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1792 PR tree-optimization/80443
1793 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
1794 instead of adding 1, subtract -1 and similarly instead of subtracting
1797 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
1799 PR rtl-optimization/80357
1800 * haifa-sched.c (tmp_bitmap): New variable.
1801 (model_recompute): Handle duplicate use records.
1802 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
1803 (free_global_sched_pressure_data): Free it.
1805 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
1808 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
1809 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
1810 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
1811 instead of SYSTEM_HEADER_DIR.
1813 2017-04-18 Jeff Law <law@redhat.com>
1816 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
1817 predecessors after walking up the insn chain.
1819 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1822 * dwarf2out.c (modified_type_die): Try harder not to emit internal
1823 sizetype type into debug info.
1825 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1828 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
1829 unneeded test for TARGET_UPPER_REGS_SF.
1830 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
1832 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1835 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
1836 instead of gsi_after_labels.
1838 2017-04-18 Jeff Law <law@redhat.com>
1840 * regcprop.c (maybe_mode_change): Avoid creating copies of the
1844 2017-04-13 Jeff Law <law@redhat.com>
1845 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
1846 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
1848 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
1851 * config/avr/avr.c (intl.h): Include it.
1852 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
1854 2017-04-18 Martin Liska <mliska@suse.cz>
1856 PR gcov-profile/78783
1857 * gcov-tool.c (gcov_output_files): Validate that destination
1858 file is either removed by the tool or by a user.
1860 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
1861 Guy Benyei <guybe@mellanox.com>
1863 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
1864 block, and do not negate it, the stored id is already negative.
1866 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
1868 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
1870 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1873 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
1874 masks of options that should be turned off if the VSX vector
1875 options are turned off.
1876 (OTHER_P8_VECTOR_MASKS): Likewise.
1877 (OTHER_VSX_VECTOR_MASKS): Likewise.
1878 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
1879 rs6000_disable_incompatible_switches to validate no type switches
1881 (rs6000_incompatible_switch): New function to disallow turning on
1882 other vector options if -mno-vsx, -mno-power8-vector, or
1883 -mno-power9-vector are specified.
1885 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1887 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
1889 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1891 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
1892 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
1893 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
1894 (ARG_POINTER_CFA_OFFSET): Likewise.
1896 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1898 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
1899 conditions to take advantage of various optimizations.
1901 2017-04-13 Jeff Law <law@redhat.com>
1903 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
1904 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
1905 (zero_extendsidi2_dext): Likewise.
1907 2017-04-13 Jakub Jelinek <jakub@redhat.com>
1910 * fold-const.c (fold_ternary_loc): Revert
1911 use op0 instead of fold_convert_loc (loc, type, arg0) part of
1914 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
1916 PR rtl-optimization/80343
1917 * lra-remat.c (update_scratch_ops): Assign original hard reg to
1920 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
1923 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
1924 to ubsan_encode_value.
1926 2017-04-13 Jeff Law <law@redhat.com>
1928 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
1929 appearing in DEBUG_INSNs.
1931 2017-04-13 Martin Liska <mliska@suse.cz>
1933 PR gcov-profile/80413
1934 * gcov-io.c (gcov_write_string): Copy to buffer just when
1935 allocated size is greater than zero.
1937 2017-04-13 Jakub Jelinek <jakub@redhat.com>
1940 * dwarf2out.c (decls_for_scope): Ignore declarations of
1941 current_function_decl in BLOCK_NONLOCALIZED_VARS.
1943 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
1946 * ipa-visibility.c (non_local_p): Fix typos.
1947 (localize_node): When localizing symbol in same comdat group,
1948 dissolve the group only when we know external symbols are going
1950 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
1952 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1954 PR tree-optimization/79390
1955 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
1956 order does not result in usable sequence, retry with reversed operand
1962 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
1963 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
1964 op0 instead of fold_convert_loc (loc, type, arg0).
1966 2017-04-12 Jeff Law <law@redhat.com>
1968 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
1969 has a delay slot in the generated code.
1971 * config/cris/cris.md (cris_preferred_reload_class): Return
1972 GENNONACR_REGS rather than GENERAL_REGS.
1974 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1977 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
1978 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
1979 signedness of the result type.
1981 2017-04-12 Richard Biener <rguenther@suse.de>
1982 Jeff Law <law@redhat.com>
1984 PR tree-optimization/80359
1985 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
1986 trim stores to TARGET_MEM_REFs.
1988 2017-04-12 Richard Biener <rguenther@suse.de>
1990 PR tree-optimization/79390
1991 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
1992 threading case even more.
1994 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
1997 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
1998 for quad_address_p for TImode, instead of just not indexed_address.
2000 2017-04-12 Richard Biener <rguenther@suse.de>
2001 Bernd Edlinger <bernd.edlinger@hotmail.de>
2004 * alias.c (component_uses_parent_alias_set_from): Handle
2005 TYPE_TYPELESS_STORAGE.
2006 (get_alias_set): Likewise.
2007 * tree-core.h (tree_type_common): Add typeless_storage flag.
2008 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
2009 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
2010 for types containing members with TYPE_TYPELESS_STORAGE.
2011 (place_field): Likewise.
2012 (layout_type): Likewise for ARRAY_TYPE.
2013 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
2014 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
2015 TYPE_TYPELESS_STORAGE.
2016 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
2018 2017-04-12 Jakub Jelinek <jakub@redhat.com>
2021 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
2022 first argument to type.
2024 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2028 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
2029 CONST0_RTX (mode) rather than const0_rtx where appropriate.
2030 (rs6000_expand_binop_builtin): Likewise.
2031 (rs6000_expand_ternop_builtin): Likewise; also add missing
2032 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
2033 vshasigma built-ins.
2034 * doc/extend.texi: Document that vec_xxpermdi's third argument
2037 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
2039 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
2040 Use shift_const cost parameter when calculating gain of STV shifts.
2042 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
2044 PR rtl-optimization/70478
2045 * lra-constraints.c (process_alt_operands): Check memory for
2046 disfavoring memory insn operand.
2048 2017-04-11 Jakub Jelinek <jakub@redhat.com>
2051 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
2052 left shift in unsigned HOST_WIDE_INT type.
2054 PR rtl-optimization/80385
2055 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
2056 (not (neg X)) into (plus X -1) for complex or non-integral modes.
2059 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
2060 if they have any depend clauses.
2062 2017-04-11 Martin Liska <mliska@suse.cz>
2065 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
2066 * ipa-split.c (split_function): Create a local comdat symbol
2067 if caller is in a comdat group.
2069 2017-04-11 Martin Liska <mliska@suse.cz>
2072 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
2075 2017-04-11 Martin Sebor <msebor@redhat.com>
2078 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
2079 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
2081 (directive::set_width, directive::set_precision, format_character):
2083 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
2086 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
2089 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
2090 conflict, set target->arch_name instead of target->cpu_name.
2092 2017-04-11 Richard Biener <rguenther@suse.de>
2094 PR tree-optimization/80374
2095 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
2096 build_zero_cst, remove fold_convertible_p check again.
2098 2017-04-11 Martin Liska <mliska@suse.cz>
2101 * ubsan.c (instrument_object_size): Do not instrument register
2104 2017-04-11 Jakub Jelinek <jakub@redhat.com>
2107 * config/i386/i386-builtin-types.def
2108 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
2109 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
2110 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
2111 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
2112 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
2113 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
2114 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
2115 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
2116 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
2117 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
2118 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
2119 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
2120 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
2121 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
2122 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
2123 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
2124 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
2125 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
2126 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
2127 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
2128 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
2129 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
2130 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
2131 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
2132 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
2133 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
2134 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
2135 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
2136 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
2137 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
2138 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
2139 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
2140 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
2141 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
2142 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
2143 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
2144 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
2145 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
2146 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
2147 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
2148 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
2149 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
2150 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
2151 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
2152 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
2153 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
2155 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
2156 flag to second_arg_count, handle 4 argument function type _COUNT
2157 aliases, handle second_arg_count on second argument rather than last.
2159 2017-04-10 Jeff Law <law@redhat.com>
2161 PR tree-optimization/80374
2162 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
2163 record anything if we can not convert integer_zero_node to the
2166 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
2169 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2170 Enhance special handling given to the TARGET_P9_MINMAX option in
2171 relation to certain other options.
2173 2017-04-10 Bin Cheng <bin.cheng@arm.com>
2175 PR tree-optimization/80153
2176 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
2177 remove POINTER_PLUS_EXPR's base part directly, rather than through
2180 2017-04-10 Richard Biener <rguenther@suse.de>
2181 Bin Cheng <bin.cheng@arm.com>
2183 PR tree-optimization/80153
2184 * tree-affine.c (aff_combination_to_tree): Get base pointer from
2185 the first element of pointer type aff_tree. Build result expr in
2187 (add_elt_to_tree): Convert to type unconditionally. Remove other
2189 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
2190 (rewrite_use_nonlinear_expr): Check invariant using iv information.
2192 2017-04-10 Richard Biener <rguenther@suse.de>
2194 * tree-ssa-structalias.c (find_func_aliases): Properly handle
2197 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
2199 PR rtl-optimization/70478
2200 * lra-constraints.c (curr_small_class_check): New.
2201 (update_and_check_small_class_inputs): New.
2202 (process_alt_operands): Update curr_small_class_check. Disfavor
2203 alternative insn memory operands. Check available regs for small
2206 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
2209 * config/mips/mips.opt (-mvirt): Update description.
2210 * doc/invoke.texi (-mvirt): Likewise.
2212 2017-04-10 Richard Biener <rguenther@suse.de>
2215 * fold-const.c (fold_binary_loc): Look at unstripped ops when
2216 looking for NEGATE_EXPR in -A / -B to A / B folding.
2218 2017-04-10 Martin Liska <mliska@suse.cz>
2220 PR gcov-profile/80224
2221 * gcov.c (print_usage): Fix usage string.
2222 (get_gcov_intermediate_filename): Remove.
2223 (output_gcov_file): Use both for normal and intermediate format.
2224 (generate_results): Do not initialize special file for
2225 intermediate format.
2227 2017-04-10 Richard Biener <rguenther@suse.de>
2229 PR tree-optimization/80304
2230 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
2233 2017-04-10 Nathan Sidwell <nathan@acm.org>
2236 * config/rs6000/rs6000.c (rs6000_vector_type): New.
2237 (rs6000_init_builtins): Use it.
2239 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2241 * config/arm/arm.md (<mrc>): Add mode to SET source.
2244 2017-04-10 Richard Biener <rguenther@suse.de>
2247 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
2249 2017-04-10 Jakub Jelinek <jakub@redhat.com>
2252 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
2253 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
2254 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
2255 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
2256 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
2257 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
2258 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
2259 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
2260 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
2261 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
2262 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
2263 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
2264 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
2265 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
2266 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
2267 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
2268 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
2269 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
2270 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
2271 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
2272 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
2273 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
2274 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
2276 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
2278 PR rtl-optimization/70478
2279 * lra-constraints.c: Reverse the last patch.
2281 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
2283 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
2284 Add comment for WCHAR_T.
2286 2017-04-08 Martin Liska <mliska@suse.cz>
2289 2017-04-07 Martin Liska <mliska@suse.cz>
2292 * ipa-split.c (split_function): Add function part to a same comdat
2295 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2298 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
2300 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
2302 * rs6000/rs6000.c (vec_load_pendulum): Rename...
2303 (vec_pairing): ...to this.
2304 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
2305 (rs6000_sched_init): Adjust for name change.
2306 (struct rs6000_sched_context): Likewise.
2307 (rs6000_init_sched_context): Likewise.
2308 (rs6000_set_sched_context): Likewise.
2310 2017-04-07 Jakub Jelinek <jakub@redhat.com>
2316 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
2318 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
2319 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
2320 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
2322 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
2324 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
2326 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
2328 PR rtl-optimization/70703
2329 * ira-color.c (update_conflict_hard_regno_costs): Use
2330 int64_t instead of HOST_WIDE_INT.
2332 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
2334 PR rtl-optimization/70478
2335 * lra-constraints.c (process_alt_operands): Disfavor alternative
2336 insn memory operands.
2338 2017-04-07 Jeff Law <law@redhat.com>
2340 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
2341 CALL and NOTE_INSN_CALL_ARG_LOCATION.
2343 2017-04-07 Martin Liska <mliska@suse.cz>
2346 * config/aarch64/aarch64.c (aarch64_process_target_attr):
2347 Show error message instead of an ICE.
2349 2017-04-07 Martin Liska <mliska@suse.cz>
2352 * ipa-split.c (split_function): Add function part to a same comdat
2355 2017-04-07 Richard Biener <rguenther@suse.de>
2358 * tree.c (get_unwidened): Also handle ! for_type case for
2360 * convert.c (do_narrow): Split out from ...
2361 (convert_to_integer_1): ... here. Do not pass final truncation
2362 type to get_unwidened for TRUNC_DIV_EXPR.
2364 2017-04-07 Richard Biener <rguenther@suse.de>
2366 * tree-affine.c (wide_int_ext_for_comb): Take type rather
2368 (aff_combination_const): Adjust.
2369 (aff_combination_scale): Likewise.
2370 (aff_combination_add_elt): Likewise.
2371 (aff_combination_add_cst): Likewise.
2372 (aff_combination_convert): Likewise.
2373 (add_elt_to_tree): Likewise. Remove unused argument.
2374 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
2376 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
2378 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
2380 * config/arm/arm.c (arm_default_short_enums): Use
2381 ARM_DEFAULT_SHORT_ENUMS.
2382 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
2384 2017-04-06 Jakub Jelinek <jakub@redhat.com>
2387 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
2388 members with redundant out-of-class redeclaration.
2390 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
2393 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
2394 * config/i386/i386.md (*zero_extendsidi2):
2395 Add (?*x,*x) and (?*v,*v) alternatives.
2397 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
2400 * config/i386/i386.c (ix86_expand_builtin)
2401 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
2402 mode from insn data. Convert operands to insn operand mode.
2403 Copy operands that don't satisfy insn predicate to a register.
2405 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
2407 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
2410 2017-04-06 Richard Biener <rguenther@suse.de>
2412 PR tree-optimization/80334
2413 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
2414 preserve alignment of accesses.
2416 2017-04-06 Richard Biener <rguenther@suse.de>
2418 PR tree-optimization/80262
2419 * tree-sra.c (build_ref_for_offset): Preserve address-space
2421 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
2422 Drop useless address-space information on MEM_REF offsets.
2424 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
2426 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
2428 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2430 PR rtl-optimization/70703
2431 * ira-color.c (update_conflict_hard_regno_costs): Use
2432 HOST_WIDE_INT instead of long.
2434 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
2437 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
2438 not defined for x86_64 target. Add -mmmx target option when __SSE2__
2440 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
2441 for x86_64 target. Handle -m3dnowa option.
2443 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2445 PR rtl-optimization/70703
2446 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
2447 (update_conflict_hard_regno_costs): Use long instead of unsigned
2448 arithmetic for cost calculation.
2450 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2451 Bernd Edlinger <bernd.edlinger@hotmail.de>
2454 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
2457 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
2460 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
2461 ptr_mode with Pmode throughout.
2462 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
2463 into probe_stack_range and use DImode.
2465 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
2468 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
2469 call_eh_return is true.
2471 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2473 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
2474 Initialize last_match_fntype_index.
2476 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2479 * tree-nvr.c: Include internal-fn.h.
2480 (pass_return_slot::execute): Ignore internal calls without
2483 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2484 Richard Biener <rguenther@suse.de>
2487 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
2488 captures used multiple times, except for the last use.
2489 * generic-match-head.c: Include gimplify.h.
2491 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2493 PR tree-optimization/79390
2494 * target.h (struct noce_if_info): Declare.
2495 * targhooks.h (default_noce_conversion_profitable_p): Declare.
2496 * target.def (noce_conversion_profitable_p): New target hook.
2497 * ifcvt.h (struct noce_if_info): New type, moved from ...
2498 * ifcvt.c (struct noce_if_info): ... here.
2499 (noce_conversion_profitable_p): Renamed to ...
2500 (default_noce_conversion_profitable_p): ... this. No longer
2502 (noce_try_store_flag_constants, noce_try_addcc,
2503 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
2504 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
2505 instead of noce_conversion_profitable_p.
2506 * config/i386/i386.c: Include ifcvt.h.
2507 (ix86_option_override_internal): Don't override
2508 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
2509 (ix86_noce_conversion_profitable_p): New function.
2510 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
2511 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
2512 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
2513 * doc/tm.texi: Regenerated.
2515 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2517 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
2520 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2523 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
2524 instructions for small multiply cores.
2526 2017-04-04 Jeff Law <law@redhat.com>
2528 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
2530 (mips_expand_vec_perm_const): Initialize elements in orig_perm
2531 that are not set by the loop over the elements.
2533 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2536 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
2537 int mode, convert_modes it to mode as unsigned, otherwise use
2538 lowpart_subreg to mode rather than SImode.
2539 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
2540 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
2541 Use DImode instead of SImode for the shift count operand.
2542 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
2545 2017-04-04 Richard Biener <rguenther@suse.de>
2548 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
2549 arithmetic done for the negate or the plus. Simplify.
2550 (A - (-B) -> A + B): Likewise.
2551 * fold-const.c (split_tree): Make sure to not negate pointers.
2553 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
2555 PR rtl-optimization/60818
2556 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
2557 a compare of comparisons with the thing compared if this results
2558 in a different machine mode.
2560 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
2562 * alias.c (base_alias_check): Fix typo in comment.
2563 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
2564 * cgraphunit.c (symbol_table::compile): Likewise.
2565 * collect2.c (maybe_run_lto_and_relink): Likewise.
2566 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
2567 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
2568 * config/avr/avr.c (avr_map_op_t): Likewise.
2569 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
2570 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
2571 * config/epiphany/epiphany.md (movcc): Likewise.
2572 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
2573 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
2575 * config/mips/mips.c (mips_save_restore_reg): Likewise.
2576 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
2577 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
2578 * config/sh/sh.c (sh_rtx_costs): Likewise.
2579 * fold-const.c (fold_truth_andor): Likewise.
2580 * genautomata.c (collapse_flag): Likewise.
2581 * gengtype.h (struct type::u::s): Likewise.
2582 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
2583 * input.c (FORMAT_AMOUNT): Likewise.
2584 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
2585 (known_aggs_to_agg_replacement_list): Likewise.
2586 * ipa-inline-analysis.c: Likewise.
2587 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
2588 * ipa-polymorphic-call.c
2589 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
2590 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
2591 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
2593 * modulo-sched.c (apply_reg_moves): Likewise.
2594 * omp-expand.c (build_omp_regions_1): Likewise.
2595 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
2596 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
2597 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
2598 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
2599 * value-prof.c: Likewise.
2600 * var-tracking.c (val_reset): Likewise.
2602 2017-04-03 Richard Biener <rguenther@suse.de>
2604 PR tree-optimization/80275
2605 * fold-const.c (split_address_to_core_and_offset): Handle
2608 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
2610 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
2611 descriptors is at least equal to that of functions.
2613 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
2615 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
2617 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
2620 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
2621 (mov<IMOD4:mode>): New expander.
2622 (*mov<IMOD4:mode>_internal): New insn and split pattern.
2624 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
2626 PR rtl-optimization/79405
2627 * fwprop.c (propagations_left): New variable.
2628 (forward_propagate_into): Decrement it.
2629 (fwprop_init): Initialize it.
2630 (fw_prop): If the variable has reached zero, stop propagating.
2631 (fwprop_addr): Ditto.
2633 2017-03-31 Jakub Jelinek <jakub@redhat.com>
2636 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
2637 a FUNCTION_DECL, pass it as decl instead of origin to
2640 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
2642 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
2645 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
2648 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
2649 TARGET_VSX_SMALL_INTEGER.
2651 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2653 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
2654 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
2656 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
2658 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
2659 extraction from odd-numbered MSA register.
2661 2017-03-31 Jakub Jelinek <jakub@redhat.com>
2664 * expmed.c (store_bit_field_1): Don't attempt to create
2665 a word subreg out of hard registers wider than word if they
2666 have HARD_REGNO_NREGS of 1 for their mode.
2669 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
2670 conversions to integer types wider than word and pointer.
2673 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
2674 (rtx_equal_for_cselib_p): Pass 0 to it.
2675 * cselib.c (cselib_hasher::equal): Likewise.
2676 (rtx_equal_for_cselib_1): Add depth argument. If depth
2677 is 128, don't look up VALUE locs and punt. Increment
2678 depth in recursive calls when walking VALUE locs.
2680 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
2682 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
2683 (make_gcov_file_name): Use the canonical path name for generating
2685 (read_line): Fix handling of files with ascii null bytes.
2687 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
2689 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
2690 to initialise a vector register instead
2691 of using a const_int.
2693 2017-03-30 Jakub Jelinek <jakub@redhat.com>
2695 PR translation/80189
2696 * gimplify.c (omp_default_clause): Use %qs instead of %s in
2697 diagnostic messages.
2699 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
2702 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
2703 (dfp_diex_<mode>): Update mode of operand 1.
2704 * doc/extend.texi (dxex, dxexq): Document change to return type.
2705 (diex, diexq): Document change to argument type.
2707 2017-03-30 Martin Jambor <mjambor@suse.cz>
2710 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
2711 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
2712 it reflects the signature changes performed at the callee side.
2713 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
2714 to cgraph_build_function_type_skip_args.
2715 (build_function_decl_skip_args): Adjust call to the above function.
2717 2017-03-30 Jakub Jelinek <jakub@redhat.com>
2720 * config/i386/sse.md
2721 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
2722 register as dest whenever it is a MEM not rtx_equal_p to the
2723 corresponding dup operand, and when forcing into reg move the
2724 reg into the memory afterwards.
2725 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
2726 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
2727 for the force_reg mode.
2728 (avx512vl_vextractf128<mode>): Use register as dest either
2729 always when a MEM, or when it is a MEM not rtx_equal_p to the
2730 corresponding dup operand, or even not when it is a CONST_VECTOR
2731 depending on the mode and lo vs. hi.
2732 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
2734 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
2735 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
2736 Likewise. Require that operands[2] is even.
2737 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
2738 Remove extraneous parens. Require that operands[2] is a multiple
2740 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
2741 operands[0] is a MEM if <mask_applied>, the predicates/constraints
2742 disallow memory then.
2744 2017-03-30 Richard Biener <rguenther@suse.de>
2746 PR tree-optimization/77498
2747 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
2748 to non-constants over backedges.
2750 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
2752 PR rtl-optimization/80233
2753 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
2754 as last_combined_insn. Do not test for BARRIER_P separately.
2756 2017-03-29 Andreas Schwab <schwab@suse.de>
2759 * calls.c (prepare_call_address): Convert funexp to Pmode before
2760 copying to temp reg.
2762 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2764 PR tree-optimization/80158
2765 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
2766 Handle possible future case of more than one alternate
2768 (replace_rhs_if_not_dup): Likewise.
2769 (replace_one_candidate): Likewise.
2771 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
2773 PR rtl-optimization/80193
2774 * ira.c (ira): Do not check allocation for LRA.
2776 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
2778 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
2779 (nvptx_output_simt_exit): Declare.
2780 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
2781 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
2782 (init_softstack_frame): Move initialization of crtl->is_leaf to...
2783 (nvptx_declare_function_name): ...here. Emit declaration of local
2784 memory space buffer for omp_simt_enter insn.
2785 (nvptx_output_unisimt_switch): New.
2786 (nvptx_output_softstack_switch): New.
2787 (nvptx_output_simt_enter): New.
2788 (nvptx_output_simt_exit): New.
2789 * config/nvptx/nvptx.h (struct machine_function): New fields
2790 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
2791 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
2792 (UNSPECV_SIMT_EXIT): Ditto.
2793 (omp_simt_enter_insn): New insn.
2794 (omp_simt_enter): New expansion.
2795 (omp_simt_exit): New insn.
2796 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
2798 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
2799 (expand_GOMP_SIMT_ENTER_ALLOC): New.
2800 (expand_GOMP_SIMT_EXIT): New.
2801 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
2802 (GOMP_SIMT_ENTER_ALLOC): Ditto.
2803 (GOMP_SIMT_EXIT): Ditto.
2804 * target-insns.def (omp_simt_enter): New insn.
2805 (omp_simt_exit): Ditto.
2806 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
2808 (lower_rec_simd_input_clauses): Implement SIMT privatization.
2809 (lower_rec_input_clauses): Likewise.
2810 (lower_lastprivate_clauses): Handle SIMT privatization.
2812 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
2813 (ompdevlow_adjust_simt_enter): New.
2814 (find_simtpriv_var_op): New.
2815 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
2816 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
2818 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
2819 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
2820 (copy_decl_for_dup_finish): Ditto.
2822 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
2824 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
2827 * config/i386/i386.c (ix86_option_override_internal): Always
2828 allow -mpreferred-stack-boundary=3 for 64-bit targets.
2830 2017-03-28 Bin Cheng <bin.cheng@arm.com>
2832 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
2834 2017-03-28 Bin Cheng <bin.cheng@arm.com>
2836 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
2837 mark new edge's irreducible flag accordign to it.
2838 (vect_do_peeling): Check loop preheader edge's irreducible flag
2839 and pass it to function slpeel_add_loop_guard.
2841 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
2843 PR tree-optimization/80218
2844 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
2845 Update block frequencies and counts.
2847 2017-03-28 Richard Biener <rguenther@suse.de>
2849 PR tree-optimization/78644
2850 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
2851 of a simplification result we may not use it at all.
2853 2017-03-28 Richard Biener <rguenther@suse.de>
2856 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
2857 without arguments, generate default definition of a SSA name.
2859 2017-03-28 Richard Biener <rguenther@suse.de>
2862 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
2863 TYPE_REF_CAN_ALIAS_ALL references.
2864 * fold-const.c (fold_indirect_ref_1): Likewise.
2866 2017-03-28 Martin Liska <mliska@suse.cz>
2869 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
2870 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
2872 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
2873 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
2875 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
2876 (EXTRA_SPECS): Define.
2877 (SUBTARGET_EXTRA_SPECS): Likewise.
2878 (SUBTARGET_CPP_SPEC): Likewise.
2879 * config/arc/elf.h (EXTRA_SPECS): Renamed to
2880 SUBTARGET_EXTRA_SPECS.
2881 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
2883 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
2885 * config/arc/simdext.md (vst64_insn): Update pattern.
2886 (vld32wh_insn): Likewise.
2887 (vld32wl_insn): Likewise.
2888 (vld64_insn): Likewise.
2889 (vld32_insn): Likewise.
2891 2017-03-28 Marek Polacek <polacek@redhat.com>
2894 * fold-const.c (fold_comparison): Use protected_set_expr_location
2895 instead of SET_EXPR_LOCATION.
2897 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2899 * tree.c (add_expr): Avoid name lookup warning.
2901 2017-03-27 Jeff Law <law@redhat.com>
2903 PR tree-optimization/80216
2904 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
2905 function name. Limit recursion depth.
2906 (record_temporary_equivalences): Corresponding changes.
2908 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
2910 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
2913 2017-03-27 Jakub Jelinek <jakub@redhat.com>
2916 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
2918 * cfgcleanup.c (reg_note_cfa_p): New array.
2919 (insns_have_identical_cfa_notes): New function.
2920 (old_insns_match_p): Don't cross-jump in between /f
2921 and non-/f instructions. If both i1 and i2 are frame related,
2922 verify all CFA notes, their order and content.
2924 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
2927 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
2928 HImode and SImode with zero extend to DImode to one insn.
2929 (bswap<mode>2_extenddi): Likewise.
2930 (bswapsi2_extenddi): Likewise.
2931 (bswaphi2_extendsi): Likewise.
2932 (bswaphi2): Combine bswap HImode and SImode into one insn.
2933 Separate memory insns from swapping register.
2934 (bswapsi2): Likewise.
2935 (bswap<mode>2): Likewise.
2936 (bswaphi2_internal): Delete, no longer used.
2937 (bswapsi2_internal): Likewise.
2938 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
2939 store, and gpr<-gpr swap insns.
2940 (bswap<mode>2_store): Likewise.
2941 (bswaphi2_reg): Register only splitter, combine with the splitter.
2942 (bswaphi2 splitter): Likewise.
2943 (bswapsi2_reg): Likewise.
2944 (bswapsi2 splitter): Likewise.
2945 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
2946 the insns into load, store, and register/register insns.
2947 (bswapdi2_ldbrx): Likewise.
2948 (bswapdi2_load): Likewise.
2949 (bswapdi2_store): Likewise.
2950 (bswapdi2_reg): Likewise.
2952 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
2954 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
2955 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
2957 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
2960 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
2962 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
2963 special handling for target option conflicts between dform
2964 options (-mpower9-dform, -mpower9-dform-vector,
2965 -mpower9-dform-scalar) and -mno-direct-move.
2967 2017-03-27 Richard Biener <rguenther@suse.de>
2969 PR tree-optimization/80181
2970 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
2972 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2974 * config/arc/predicates.md (move_double_src_operand): Replace the
2975 call to move_double_src_operand with a call to address_operand.
2977 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2979 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
2980 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
2981 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
2983 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2985 * config/arc/predicates.md (long_immediate_loadstore_operand):
2986 Consider scaled addresses cases.
2988 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2990 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
2991 restored when in interrupt.
2992 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
2993 doesn't have delay slot.
2995 2017-03-27 Richard Biener <rguenther@suse.de>
2998 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
2999 inlined thunk clones.
3001 2017-03-27 Jakub Jelinek <jakub@redhat.com>
3004 * asan.c (instrument_derefs): Copy over last operand from
3005 original COMPONENT_REF to the new COMPONENT_REF with
3006 DECL_BIT_FIELD_REPRESENTATIVE.
3007 * ubsan.c (instrument_object_size): Likewise.
3009 2017-03-27 Richard Biener <rguenther@suse.de>
3011 PR tree-optimization/80170
3012 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
3013 sure DR/SCEV didnt fold in constants we do not see when looking
3014 at the reference base alignment.
3016 2017-03-27 Richard Biener <rguenther@suse.de>
3019 * gimple-fold.c (fold_ctor_reference): Properly guard against
3020 NULL return value from canonicalize_constructor_val.
3022 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
3025 * config/i386/i386.c (ix86_expand_builtin)
3026 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
3027 flags reg setting and flags reg using instructions.
3028 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
3029 clobbering instructions to zero extend op2.
3031 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
3033 * doc/install.texi (Configuration) <--with-aix-soname>:
3034 Update link to AIX ld.
3036 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
3038 PR rtl-optimization/80160
3039 PR rtl-optimization/80159
3040 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
3041 reg_alternate_class into account.
3043 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
3046 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
3047 to consider in curr_insn_transform.
3049 2017-03-24 Jakub Jelinek <jakub@redhat.com>
3051 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
3052 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
3053 and emit_mode_inner.
3055 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3057 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
3058 argument to the overloaded builtin variants. Use the new flag to
3059 deprecate certain builtin variants.
3060 * config/s390/s390-builtin-types.def: Add new builtin types.
3061 * config/s390/s390-builtins.h: Support new flags field for
3062 overloaded builtins.
3063 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
3064 (s390_macro_to_expand): Enable vector float data type.
3065 (s390_cpu_cpp_builtins_internal): Indicate support of the new
3066 builtins by incrementing the __VEC__ version number.
3067 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
3069 (s390_resolve_overloaded_builtin): Emit error messages depending
3070 on the builtin flags.
3071 * config/s390/s390.c (s390_expand_builtin): Support additional
3072 flags argument. Change error message to match the messages
3073 emitted in s390-c.c.
3074 * config/s390/s390.md: New UNSPEC_* constants.
3075 (op_type): Add new instruction types.
3076 * config/s390/vecintrin.h: Add new builtins and test data class
3078 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
3079 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
3080 (VEC_INEXACT, VEC_NOINEXACT): New constants.
3081 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
3082 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
3083 ("vec_mergel<mode>"): V_HW -> VEC_HW.
3085 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
3086 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
3087 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
3088 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
3090 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
3091 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
3092 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
3093 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
3095 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
3096 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
3097 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
3098 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
3099 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
3100 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
3101 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
3103 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
3104 ("vec_scatter_element<V_HW_4:mode>_DI")
3105 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
3106 ("vec_fpint<mode>", "vflls")
3107 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
3108 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
3109 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
3110 ("*vec_cmphe<mode>_cc"): ... these.
3112 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
3113 mode constant instead of magic value.
3115 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3117 * config/s390/s390.c (s390_expand_vec_compare): Support other
3118 vector floating point modes than just V2DF.
3119 (s390_expand_vcond): Likewise.
3120 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
3121 (s390_cannot_change_mode_class): Prevent mode changes between TF
3122 and V1TF in vector registers.
3123 * config/s390/s390.md (DF, SF): New mode attributes.
3124 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
3125 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
3126 SFmode support for VRs.
3127 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
3129 (VFT, VF_HW): New mode iterators.
3130 (vw, sdx): New mode attributes.
3131 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
3132 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
3133 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
3134 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
3135 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
3136 also the new vector floating point modes. Renaming to ...
3138 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
3139 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
3140 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
3141 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
3142 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
3143 ("vec_unordered<mode>"): ... these.
3145 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
3146 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
3147 ("*vec_extendv2df"): New insn definitions.
3149 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3151 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
3152 ("mulditi3_2", "*muldi3_sign"): New patterns.
3153 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
3154 rename the pattern definition.
3156 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3158 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
3160 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
3162 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3164 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
3165 instruction if possible.
3166 * config/s390/vector.md (vec_halfnumelts): New mode
3168 ("*vec_vllezlf<mode>"): New pattern.
3170 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3172 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
3173 ("popcountv4si2", "popcountv2di2"): Rename to ...
3174 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
3175 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
3177 ("popcount<mode>2_vxe"): New pattern.
3179 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3181 * common/config/s390/s390-common.c (processor_flags_table): Add
3183 * config.gcc: Add arch12.
3184 * config/s390/driver-native.c (s390_host_detect_local_cpu):
3185 Default to arch12 for unknown CPU model numbers.
3186 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
3187 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
3188 PROCESSOR_max sanity check.
3189 * config/s390/s390-opts.h (enum processor_type): Add
3191 * config/s390/s390.c (processor_table): Add arch12.
3192 (s390_expand_builtin): Add check for B_VXE flag.
3193 (s390_issue_rate): Add PROCESSOR_ARCH12.
3194 (s390_get_sched_attrmask): Likewise.
3195 (s390_get_unit_mask): Likewise.
3196 (s390_sched_score): Enable z13 scheduling for arch12.
3197 (s390_sched_reorder): Likewise.
3198 (s390_sched_variable_issue): Likewise.
3199 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
3201 (s390_tune_attr): Use z13 scheduling also for arch12.
3202 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
3203 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
3204 (TARGET_VXE_P): New macros.
3205 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
3206 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
3207 * config/s390/s390.opt: Add arch12 as processor_type.
3209 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3211 * config/s390/s390.md
3212 ("fixuns_truncdddi2", "fixuns_trunctddi2")
3213 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
3214 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
3216 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
3217 Rename expanders to ...
3219 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
3220 ("fixuns_truncdddi2_emu"): ... these.
3222 ("fixuns_trunc<mode>si2_emu"): New expander.
3224 ("*fixuns_truncdfdi2_z13"): Rename to ...
3225 ("*fixuns_truncdfdi2_vx"): ... this.
3227 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3229 * config/s390/2964.md: Remove the single element vector compare
3230 instructions which are no longer used.
3231 * config/s390/s390.c (s390_select_ccmode): Remove handling of
3233 (s390_canonicalize_comparison): Remove handling of DFmode
3235 (s390_expand_vec_compare_scalar): Remove function.
3236 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
3237 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
3239 ("*cmp<mode>_ccs"): Add wfcdb instruction.
3241 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3243 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
3245 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
3246 will anyway by matched by mov<mode>_64dfp.
3248 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3250 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
3251 vlef/vstef. Add missing operand to vleif.
3253 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3255 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
3256 pair for all vector types with 64 bit elements.
3257 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
3258 * config/s390/vector.md (V_HW_64): ... here.
3259 (V_128_NOSINGLE): New mode iterator.
3260 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
3261 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
3262 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
3263 ("*vec_load_pairv2di"): Change to ...
3264 ("*vec_load_pair<mode>"): ... this one.
3266 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3268 * config/s390/constraints.md: Add comments.
3269 (jKK): Reject element sizes > 8 bytes.
3270 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
3272 * config/s390/s390.md: Add the s_operand checks formerly in
3273 s390_split_ok_p to various splitters where they are still
3275 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
3276 for 128 bit vectors. Plus two splitters.
3278 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3280 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
3283 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3286 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
3287 error if the boundary argument is not constant.
3289 2017-03-24 Jakub Jelinek <jakub@redhat.com>
3291 PR rtl-optimization/80112
3292 * loop-doloop.c (doloop_condition_get): Don't check condition
3293 if cmp isn't SET with IF_THEN_ELSE src.
3295 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3297 PR tree-optimization/80158
3298 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
3299 replacing a candidate statement, also replace it for the
3300 candidate's alternate interpretation.
3301 (replace_rhs_if_not_dup): Likewise.
3302 (replace_one_candidate): Likewise.
3304 2017-03-24 Richard Biener <rguenther@suse.de>
3306 PR tree-optimization/80167
3307 * graphite-isl-ast-to-gimple.c
3308 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
3310 (translate_isl_ast_to_gimple::get_rename): Likewise.
3312 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
3314 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3315 handling of certain combinations of target options, including the
3316 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
3317 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
3319 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3322 * config/arm/arm.md (*load_multiple): Add reload_completed to
3325 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3326 Richard Biener <rguenth@suse.de>
3328 PR tree-optimization/79908
3329 PR tree-optimization/80136
3330 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3331 been cast away, gimplify_and_add suffices.
3333 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
3335 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
3337 2017-03-23 Richard Biener <rguenther@suse.de>
3339 PR tree-optimization/80032
3340 * gimplify.c (gimple_push_cleanup): Forced unconditional
3341 cleanups still have to go to the conditional_cleanups
3344 2017-03-22 Jakub Jelinek <jakub@redhat.com>
3346 PR tree-optimization/80072
3347 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
3349 (next_operand_entry_id): Change type to unsigned int.
3350 (sort_by_operand_rank): Make sure to return the right return value
3351 even if unsigned fields are bigger than INT_MAX.
3352 (struct oecount): Change cnt and id type to unsigned int.
3353 (oecount_hasher::equal): Formatting fix.
3354 (oecount_cmp): Make sure to return the right return value
3355 even if unsigned fields are bigger than INT_MAX.
3356 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
3359 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
3360 TREE_READONLY on result if writing it more than once.
3363 * doc/invoke.texi (-fsanitize=thread): Document that with
3364 -fnon-call-exceptions atomics are not able to throw
3368 * tsan.c: Include tree-eh.h.
3369 (instrument_builtin_call): Call maybe_clean_eh_stmt or
3370 maybe_clean_or_replace_eh_stmt where needed.
3371 (instrument_memory_accesses): Add cfg_changed argument.
3372 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
3373 if it returned true.
3374 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
3376 PR rtl-optimization/63191
3377 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
3378 wrapper function, moved the whole old content into ...
3379 (ix86_delegitimize_address_1): ... this. New inline function.
3380 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
3381 true as last argument instead of ix86_delegitimize_address.
3383 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
3385 * config/aarch64/aarch64.c (generic_branch_cost): Copy
3386 cortexa57_branch_cost.
3388 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
3390 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
3392 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3395 * doc/md.texi (Constraints): Document wA constraint.
3396 * config/rs6000/constraints.md (wA): New.
3397 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
3398 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
3399 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
3400 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
3402 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
3405 * gimplify.c (is_oacc_declared): New function.
3406 (oacc_default_clause): Use it to set default flags for acc declared
3407 variables inside parallel regions.
3408 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
3410 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
3411 declare attribute to any decl as necessary.
3413 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3416 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
3417 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
3418 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
3419 (arm_arch_lpae): This.
3420 * config/arm/arm.c (arm_arch7ve): Rename into ...
3421 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
3422 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
3425 2017-03-22 Martin Liska <mliska@suse.cz>
3428 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
3429 error message instead of an ICE.
3431 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3433 * doc/extend.texi (6.11 Additional Floating Types): Revise.
3435 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
3437 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
3439 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
3442 2017-03-21 Martin Sebor <msebor@redhat.com>
3444 * doc/extend.texi: Use "cannot" instead of "can't."
3445 * doc/hostconfig.texi: Same.
3446 * doc/install.texi: Same.
3447 * doc/invoke.texi: Same.
3448 * doc/loop.texi: Same.
3449 * doc/md.texi: Same.
3450 * doc/objc.texi: Same.
3451 * doc/rtl.texi: Same.
3452 * doc/tm.texi: Same.
3453 * doc/tm.texi.in: Same.
3454 * doc/trouble.texi: Same.
3456 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
3459 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
3460 (collect_checksum_attributes): Set it.
3461 (die_checksum_ordered): Use it.
3463 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3465 PR tree-optimization/79908
3466 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
3467 change: For a VA_ARG whose LHS has been cast away, use
3468 force_gimple_operand to construct the side effects.
3470 2017-03-21 David Malcolm <dmalcolm@redhat.com>
3472 PR translation/80001
3473 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
3474 more amenable to translation.
3475 (oacc_loop_auto_partitions): Likewise.
3477 2017-03-21 Marek Polacek <polacek@redhat.com>
3478 Martin Sebor <msebor@redhat.com>
3480 PR tree-optimization/80109
3481 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
3484 2017-03-21 Jakub Jelinek <jakub@redhat.com>
3485 Segher Boessenkool <segher@kernel.crashing.org>
3488 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
3489 check reg_used_between_p between insn and one of succ or succ2
3490 depending on if succ is artificial insn not inserted into insn
3493 2017-03-21 Martin Liska <mliska@suse.cz>
3495 PR gcov-profile/80081
3496 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
3497 * doc/gcc.texi: Include gcov-dump stuff.
3498 * doc/gcov-dump.texi: New file.
3500 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
3502 PR rtl-optimization/79150
3503 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
3504 conditional jump, if the jump is the last insn of the loop.
3506 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3507 Richard Biener <rguenth@suse.de>
3509 PR tree-optimization/79908
3510 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3511 been cast away, use force_gimple_operand to construct the side
3514 2017-03-21 Martin Liska <mliska@suse.cz>
3517 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
3520 2017-03-21 Brad Spengler <spender@grsecurity.net>
3523 * plugin.c (htab_hash_plugin): New function.
3524 (add_new_plugin): Use it and adjust.
3525 (parse_plugin_arg_opt): Adjust.
3526 (init_one_plugin): Likewise.
3528 2017-03-21 Richard Biener <rguenther@suse.de>
3530 PR tree-optimization/80032
3531 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
3532 if set force the cleanup to happen unconditionally.
3533 (gimplify_target_expr): Push inserted clobbers with force_uncond
3534 to avoid them being removed by control-dependent DCE.
3536 2017-03-21 Richard Biener <rguenther@suse.de>
3538 PR tree-optimization/80122
3539 * tree-inline.c (copy_bb): Do not expans va-arg packs or
3540 va_arg_pack_len when the inlined call stmt requires pack
3542 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
3544 2017-03-21 Jakub Jelinek <jakub@redhat.com>
3547 * tsan.c (instrument_builtin_call): If the memory model argument
3548 is not a constant, assume it is valid.
3551 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
3554 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
3556 PR rtl-optimization/79910
3557 * combine.c (can_combine_p): Do not allow combining an I0 or I1
3558 if its dest is used by an insn before I2 (other than the combined
3559 insns themselves, which are properly handled already).
3561 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
3564 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
3566 * combine.c (record_used_regs): New static function.
3567 (try_combine): Handle situations where there is an additional
3568 instruction between I2 and I3 which needs to have a LOG_LINK
3572 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
3574 * combine.c (try_combine): Delete redundant i1 test. Call
3575 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
3577 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3580 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
3583 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3585 PR tree-optimization/80054
3586 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
3587 the optimization if a PHI or any of its arguments is not dominated
3588 by the candidate's basis. Use gphi* rather than gimple* as
3590 (replace_profitable_candidates): Clean up a gimple* variable that
3591 should be a gphi* variable.
3593 2017-03-20 Martin Sebor <msebor@redhat.com>
3596 * doc/extend.texi (attribute constructor): Document present limitation.
3598 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
3601 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
3602 __POWER9_VECTOR__ #ifdef control, change template definition to
3603 use Power9-specific built-in function.
3604 (vec_any_eq): Likewise.
3605 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
3606 to control outcomes from this test.
3607 (vector_ae_<mode>p): For VEC_F modes, likewise.
3609 2017-03-20 Ian Lance Taylor <iant@google.com>
3611 * config/i386/i386.c (ix86_function_regparm): Save an extra
3612 register for -fsplit-stack with DECL_STATIC_CHAIN.
3614 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
3617 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
3618 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
3620 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
3622 * config/riscv/riscv.c (riscv_print_operand): Use "fence
3624 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
3627 2017-03-20 Marek Polacek <polacek@redhat.com>
3630 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
3632 2017-03-20 Richard Biener <rguenther@suse.de>
3634 PR tree-optimization/80113
3635 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
3636 allocate extra SSA name for PHI def.
3637 (add_close_phis_to_outer_loops): Likewise.
3638 (add_close_phis_to_merge_points): Likewise.
3639 (copy_loop_close_phi_args): Likewise.
3640 (copy_cond_phi_nodes): Likewise.
3642 2017-03-20 Martin Liska <mliska@suse.cz>
3645 * tree-chkp.c (chkp_build_returned_bound): Do not build
3646 returned bounds for a LHS that's not a BOUNDED_P type.
3648 2017-03-20 Martin Liska <mliska@suse.cz>
3652 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
3653 COMPLEX_CST and VECTOR_CST.
3655 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3658 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
3659 target operand. A new splitter adds the clobber statement in case
3660 the target operand is dead anyway.
3662 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
3664 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
3665 to age-old versions of binutils and glibc.
3667 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
3669 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
3671 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
3673 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
3675 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
3677 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
3678 requirement for binutils 2.13.
3680 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
3682 * combine.c (try_combine): Delete redundant i1 test. Call
3683 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
3685 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
3687 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
3688 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
3690 <riscv64-*-elf>: Re-arrange section
3691 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
3692 <riscv32-*-linux>: Likewise.
3693 <riscv64-*-elf>: Likewise
3694 <riscv64-*-linux>: Likewise.
3696 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
3699 * aarch64.opt(verbose-cost-dump): Fix typo.
3701 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
3704 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
3705 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
3707 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
3709 * reload.c (find_reloads): When reloading a nonoffsettable address,
3710 use RELOAD_OTHER for it and its address reloads.
3712 PR rtl-optimization/79910
3713 * combine.c (record_used_regs): New static function.
3714 (try_combine): Handle situations where there is an additional
3715 instruction between I2 and I3 which needs to have a LOG_LINK
3718 2017-03-17 Jeff Law <law@redhat.com>
3720 PR tree-optimization/71437
3721 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
3722 conditional in the hash table first.
3723 (vrp_dom_walker::before_dom_children): Extract condition from
3724 ASSERT_EXPR. Record condition, its inverion and any implied
3727 2017-03-17 Marek Polacek <polacek@redhat.com>
3728 Markus Trippelsdorf <markus@trippelsdorf.de>
3730 PR tree-optimization/80079
3731 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
3734 2017-03-17 Richard Biener <rguenther@suse.de>
3737 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
3738 Properly verify the LHS before the RHS possibly claims to be
3740 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
3743 2017-03-17 Martin Jambor <mjambor@suse.cz>
3745 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
3746 (List of -O2 options): Likewise.
3747 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
3750 2017-03-17 Tom de Vries <tom@codesourcery.com>
3752 * gcov-dump.c (print_usage): Print bug_report_url.
3754 2017-03-17 Richard Biener <rguenther@suse.de>
3757 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
3758 (parser::peek): Likewise.
3760 2017-03-17 Richard Biener <rguenther@suse.de>
3762 PR tree-optimization/80048
3763 * sese.c (free_sese_info): Properly release rename_map and
3764 copied_bb_map elements.
3766 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
3768 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
3769 Add linked-list forward and backlinks. Insert on
3770 construction, remove on destruction.
3771 (class pass_store_merging): Add m_stores_head field.
3772 (pass_store_merging::terminate_and_process_all_chains):
3773 Iterate over m_stores_head list.
3774 (pass_store_merging::terminate_all_aliasing_chains):
3776 (pass_store_merging::execute): Check for debug stmts first.
3777 Push new chains onto the m_stores_head stack.
3779 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
3782 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
3783 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
3784 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
3786 2017-03-16 Jeff Law <law@redhat.com>
3788 PR tree-optimization/71437
3789 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
3790 member function. Implementation moved into after_dom_children
3791 member function and into the threader's thread_outgoing_edges
3793 (dom_opt_dom_walker::after_dom_children): Simplify by moving
3794 some code into new thread_outgoing_edges.
3795 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
3796 definition. Simplify marker handling (do it here). Assume we always
3797 have the available expression and the const/copies tables.
3798 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
3800 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
3801 * tree-vrp.c (equiv_stack): No longer file scoped.
3802 (vrp_dom_walker): New class.
3803 (vrp_dom_walker::before_dom_children): New member function.
3804 (vrp_dom_walker::after_dom_children): Likewise.
3805 (identify_jump_threads): Setup domwalker. Use it rather than
3806 walking edges in a random order by hand. Simplify setup/finalization.
3807 (finalize_jump_threads): Remove.
3808 (vrp_finalize): Do not call identify_jump_threads here.
3809 (execute_vrp): Do it here instead and call thread_through_all_blocks
3812 PR tree-optimization/71437
3813 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
3815 (simplify_stmt_for_jump_threading): Add basic_block argument. All
3817 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
3818 (dom_opt_dom_walker::thread_across_edge): Remove
3819 handle_dominating_asserts argument. All callers changed.
3820 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
3821 changes. Remove calls to lhs_of_dominating_assert. Other
3822 uses of handle_dominating_asserts turn into unconditional code
3823 (simplify_control_stmt_condition_1): Likewise.
3824 (simplify_control_stmt_condition): Likewise.
3825 (thread_through_normal_block, thread_across_edge): Likewise.
3826 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
3827 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
3828 object if it is not an SSA_NAME.
3829 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
3830 before calling into the VRP specific simplifiers.
3831 (identify_jump_threads): Remove handle_dominating_asserts
3834 2017-03-16 Jakub Jelinek <jakub@redhat.com>
3837 * tree-diagnostic.c (default_tree_printer): No longer static.
3838 * tree-diagnostic.h (default_tree_printer): New prototype.
3840 2017-03-16 Tamar Christina <tamar.christina@arm.com>
3842 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
3843 Change ins into fmov.
3845 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3847 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
3848 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
3849 Use h_con constraint for operand 1.
3850 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
3851 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
3853 2017-03-15 Jeff Law <law@redhat.com>
3855 PR tree-optimization/71437
3856 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
3857 (record_temporary_equivalences): Use it.
3859 PR tree-optimization/71437
3860 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
3861 tree-ssa-scopedtables.
3862 (lookup_avail_expr, build_and_record_new_cond): Likewise.
3863 (record_conditions, record_cond, vuse_eq): Likewise.
3864 (record_edge_info): Adjust to API tweak of record_conditions.
3865 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
3866 (record_temporary_equivalences, optimize_stmt): Likewise.
3867 (eliminate_redundant_computations): Likewise.
3868 (record_equivalences_from_stmt): Likewise.
3869 * tree-ssa-scopedtables.c: Include options.h and params.h.
3870 (vuse_eq): New function, moved from tree-ssa-dom.c
3871 (build_and_record_new_cond): Likewise.
3872 (record_conditions): Likewise. Accept vector of conditions rather
3873 than edge_equivalence structure for first argument.
3874 for the first argument.
3875 (avail_exprs_stack::lookup_avail_expr): New member function, moved
3876 from tree-ssa-dom.c.
3877 (avail_exprs_stack::record_cond): Likewise.
3878 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
3879 from tree-ssa-dom.c.
3880 (avail_exprs_stack): Add new member functions lookup_avail_expr
3882 (record_conditions): Declare.
3884 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
3887 * lra-constraints.c (process_alt_operands): Increase reject for
3888 reloading an input/output operand.
3890 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3893 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
3894 insns to convert from signed/unsigned char/short to IEEE 128-bit
3896 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
3898 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
3901 * config/i386/i386.c (ix86_vector_duplicate_value): Create
3902 subreg of inner mode for values already in registers.
3904 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
3906 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
3907 iteration reg is used after the loop.
3909 2017-03-14 Martin Sebor <msebor@redhat.com>
3911 PR tree-optimization/79800
3912 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
3913 precision in negative-positive range.
3914 (format_floating): Call non-const overload with adjusted precision.
3916 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3919 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
3922 2017-03-14 Martin Sebor <msebor@redhat.com>
3925 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
3926 * builtins.def (aligned_alloc): Use it.
3929 * Makefile.in (GTFILES): Add calls.c.
3930 * calls.c: Include "gt-calls.h".
3932 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
3934 PR rtl-optimization/79728
3935 * regs.h (struct target_regs): New field
3936 x_contains_allocatable_regs_of_mode.
3937 (contains_allocatable_regs_of_mode): New macro.
3938 * reginfo.c (init_reg_sets_1): Initialize it, and change
3939 contains_reg_of_mode so it includes global regs as well.
3940 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
3941 rather than contains_regs_of_mode.
3943 2017-03-14 Martin Liska <mliska@suse.cz>
3945 * doc/invoke.texi: Document options that can't be combined with
3946 -fcheck-pointer-bounds.
3948 2017-03-14 Martin Liska <mliska@suse.cz>
3951 * doc/invoke.texi (-Wchkp): Document the option.
3953 2017-03-14 Martin Liska <mliska@suse.cz>
3955 * Makefile.in: Install gcov-dump.
3957 2017-03-14 Martin Liska <mliska@suse.cz>
3959 * multiple_target.c (expand_target_clones): Bail out for
3960 an invalid attribute.
3962 2017-03-14 Richard Biener <rguenther@suse.de>
3964 * alias.c (struct alias_set_entry): Pack properly.
3965 * cfgloop.h (struct loop): Likewise.
3966 * cse.c (struct set): Likewise.
3967 * ipa-utils.c (struct searchc_env): Likewise.
3968 * loop-invariant.c (struct invariant): Likewise.
3969 * lra-remat.c (struct cand): Likewise.
3970 * recog.c (struct change_t): Likewise.
3971 * rtl.h (struct address_info): Likewise.
3972 * symbol-summary.h (function_summary): Likewise.
3973 * tree-loop-distribution.c (struct partition): Likewise.
3974 * tree-object-size.c (struct object_size_info): Likewise.
3975 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
3976 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
3977 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
3978 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
3979 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
3980 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
3981 (struct _stmt_vec_info): Likewise.
3983 2017-03-14 Martin Liska <mliska@suse.cz>
3986 * multiple_target.c (create_dispatcher_calls): Check that
3987 a target can create a function dispatcher.
3989 2017-03-14 Martin Liska <mliska@suse.cz>
3992 * multiple_target.c (expand_target_clones): Drop local.local
3993 flag for default implementation.
3995 2017-03-14 Richard Biener <rguenther@suse.de>
3997 PR tree-optimization/80030
3998 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
4000 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
4002 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
4003 gcc_fallthrough() instead of __attribute__((fallthrough));
4005 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
4007 * doc/gcc.texi: Remove "up" link to (DIR).
4008 * doc/gccint.texi: Ditto.
4010 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
4012 * doc/install.texi (Specific) <avr>: Remove reference to
4015 2017-03-13 Jeff Law <law@redhat.com>
4017 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
4018 attribute rather than comments.
4020 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
4021 match_scratch operand is highest.
4023 2017-03-13 Martin Liska <mliska@suse.cz>
4026 * ipa-pure-const.c (warn_function_noreturn): If the declarations
4027 is a CHKP clone, use original declaration.
4029 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4031 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
4032 (arc_conditional_register_usage): Use a different allocation order
4033 when optimizing for size.
4034 * common/config/arc/arc-common.c (arc_option_optimization_table):
4035 Section anchors default on when optimizing for size.
4037 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4039 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
4041 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4043 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
4044 * config/arc/arc.md (cpu_facility): Add cd variant.
4045 (*movqi_insn): Add code density variant.
4046 (*movhi_insn): Likewise.
4047 (*movqi_insn): Likewise.
4048 (*addsi3_mixed): Likewise.
4049 (subsi3_insn): Likewise.
4051 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4053 * config/arc/arc.md (movsi_cond_exec): Update constraint.
4055 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4057 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
4058 expressions with MINUS and UNARY ops.
4060 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4063 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
4065 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
4066 between vec_select and vector argument.
4067 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
4068 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
4069 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
4070 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
4071 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
4072 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
4074 2017-03-13 Richard Biener <rguenther@suse.de>
4077 * params.def (vect-max-peeling-for-alignment): Fix typo.
4079 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
4081 * doc/install.texi (Specific) <mips-*-*>: Remove description of
4082 issue that only occurred with binutils below 2.18.
4084 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
4086 * doc/install.texi (Specific) <cris-axis-elf>: No longer
4087 refer to binutils 2.11/2.12 minimum.
4089 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
4091 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
4092 ftp.kernel.org and simplify binutils requirement.
4094 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
4096 * doc/invoke.texi (Warning Options): Fix spelling of link-time
4098 (Optimize Options): Ditto. Also remove redundancy.
4100 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4102 PR translation/79848
4103 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
4105 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
4106 to G_ to avoid double translation.
4108 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4110 PR translation/79923
4111 * auto-profile.c (get_combined_location): Convert leading
4112 character of diagnostics to lower case and remove trailing period.
4113 (read_profile): Likewise for various diagnostics.
4114 * config/arm/arm.c (arm_option_override): Remove trailing period
4115 from various diagnostics.
4116 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
4117 (msp430_expand_delay_cycles): Likewise.
4119 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4122 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
4123 full command-line argument, rather than just "str".
4124 (aarch64_validate_march): Likewise.
4125 (aarch64_validate_mtune): Likewise.
4127 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
4129 PR rtl-optimization/78911
4130 * lra-assigns.c (must_not_spill_p): New function.
4131 (spill_for): Use it.
4133 2017-03-10 Jakub Jelinek <jakub@redhat.com>
4135 PR tree-optimization/79981
4136 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
4137 ATOMIC_COMPARE_EXCHANGE ifn result.
4138 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
4139 IFN_ATOMIC_COMPARE_EXCHANGE.
4141 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4144 * opts.c (parse_sanitizer_options): Add missing question mark to
4145 "did you mean" message.
4147 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4149 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
4151 (VMULEUH_UNS): Likewise.
4152 (VMULOUB_UNS): Likewise.
4153 (VMULOUH_UNS): Likewise.
4154 * config/rs6000/rs6000.c (builtin_function_type): Remove
4155 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
4157 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4160 * read-rtl-function.c (function_reader::read_rtx_operand): Update
4161 x with result of extra_parsing_for_operand_code_0.
4162 (function_reader::extra_parsing_for_operand_code_0): Convert
4163 return type from void to rtx, returning x. When reading
4164 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
4165 larger size containing struct block_symbol.
4167 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
4169 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
4170 -mfloat128-hardware without -m64.
4172 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
4175 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
4176 entries to the case statement that marks unsigned arguments to
4177 overloaded functions.
4179 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
4181 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
4182 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
4184 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
4187 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
4188 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
4190 2017-03-10 Martin Liska <mliska@suse.cz>
4194 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
4195 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
4198 2017-03-10 Olivier Hainque <hainque@adacore.com>
4200 * tree-switch-conversion (array_value_type): Start by resetting
4201 candidate type to it's main variant.
4203 2017-03-10 Jakub Jelinek <jakub@redhat.com>
4205 PR rtl-optimization/79909
4206 * combine.c (try_combine): Use simplify_replace_rtx on individual
4207 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
4208 of the whole CALL_INSN_FUNCTION_USAGE.
4210 PR tree-optimization/79972
4211 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
4212 get_range_info on SSA_NAMEs. Formatting fixes.
4214 2017-03-10 Richard Biener <rguenther@suse.de>
4215 Jakub Jelinek <jakub@redhat.com>
4217 PR tree-optimization/77975
4218 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
4219 edge to be constant.
4220 (get_val_for): For constant x return it. Formatting fix.
4221 (loop_niter_by_eval): Avoid pointless looping if the next iteration
4222 would use the same bases as the current one.
4224 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4226 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
4227 instead of vec_select for V1TImode.
4228 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
4230 (VSX_LE_128): Add V1TI to this mode iterator.
4231 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
4232 (*vsx_le_perm_store_<mode>): Likewise.
4233 (pre-reload splitter for VSX stores): Likewise.
4234 (post-reload splitter for VSX stores): Likewise.
4235 (*vsx_xxpermdi2_le_<mode>): Likewise.
4236 (*vsx_lxvd2x2_le_<mode>): Likewise.
4237 (*vsx_stxvd2x2_le_<mode>): Likewise.
4239 2017-03-09 Michael Eager <eager@eagercon.com>
4241 Correct failures with --enable-checking=yes,rtl.
4243 * config/microblaze/microblaze.c (microblaze_expand_shift):
4244 Replace GET_CODE test with CONST_INT_P and INTVAL test with
4245 test for const0_rtx.
4246 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
4247 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
4249 2017-03-09 Richard Biener <rguenther@suse.de>
4251 PR tree-optimization/79977
4252 * graphite-scop-detection.c (scop_detection::merge_sese):
4253 Handle the case of extra exits to blocks dominating the entry.
4255 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
4257 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
4260 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
4262 PR rtl-optimization/79949
4263 * lra-constraints.c (process_alt_operands): Check memory when
4264 trying to predict a cycle. Print about the overall increase.
4266 2017-03-09 Richard Biener <rguenther@suse.de>
4269 * gimple-expr.c (useless_type_conversion_p): Preserve
4270 TYPE_SATURATING for fixed-point types.
4272 2017-03-09 Richard Biener <rguenther@suse.de>
4275 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
4276 alignment of BLKmode params.
4278 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4281 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
4282 (VALL_NO_V2Q): Likewise.
4284 * config/aarch64/aarch64-simd.md
4285 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
4287 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
4288 VALL_NO_V2Q mode iterator.
4289 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
4291 2017-03-09 Martin Liska <mliska@suse.cz>
4293 PR tree-optimization/79631
4294 * tree-chkp-opt.c (chkp_is_constant_addr): Call
4295 tree_int_cst_sign_bit just for INTEGER constants.
4297 2017-03-09 Martin Liska <mliska@suse.cz>
4301 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
4304 2017-03-09 Marek Polacek <polacek@redhat.com>
4307 * tree.c (inchash::add_expr): Handle TREE_VEC.
4309 2017-03-09 Martin Liska <mliska@suse.cz>
4312 (chkp_narrow_size_and_offset): New function.
4313 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
4314 (void chkp_parse_bit_field_ref): New function.
4315 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
4316 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
4318 2017-03-09 Martin Liska <mliska@suse.cz>
4321 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
4322 (chkp_find_bounds_1): Remove gcc_unreachable.
4324 2017-03-09 Jakub Jelinek <jakub@redhat.com>
4327 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
4328 BUILT_IN_SYNC*, determine the access type from the size suffix and
4329 always build a MEM_REF with that type. Handle forgotten
4330 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
4333 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
4334 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
4335 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
4336 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
4337 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
4338 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
4339 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
4340 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
4341 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
4342 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
4343 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
4344 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
4345 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
4346 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
4347 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
4348 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
4349 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
4350 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
4351 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
4352 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
4353 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
4354 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
4355 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
4356 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
4357 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
4358 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
4359 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
4360 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
4361 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
4362 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
4363 definitions outside of __OPTIMIZE__ guarded section.
4366 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
4367 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
4368 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
4369 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
4372 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4374 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
4375 ("vfenez<mode>"): Add missing constraints.
4377 2017-03-08 Martin Sebor <msebor@redhat.com>
4380 * config/nds32/nds32.c (nds32_option_override):
4381 Fix misspelled diagnostic.
4383 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4386 * gimplify.c (gimplify_omp_for): Replace index var in outer
4387 taskloop statement with an artificial variable and add
4388 OMP_CLAUSE_PRIVATE clause for it.
4390 2017-03-08 Richard Biener <rguenther@suse.de>
4392 PR tree-optimization/79955
4393 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
4394 for accesses that are completely outside of the variable.
4396 2017-03-08 Andrew Haley <aph@redhat.com>
4398 PR tree-optimization/79943
4399 * tree-ssa-loop-split.c (compute_new_first_bound): When
4400 calculating the new upper bound, (END-BEG) should be added, not
4403 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4405 * config/avr/avr.md (setmemhi): Make sure match_dup
4406 operand number comes before match_scratch.
4408 2017-03-08 Richard Biener <rguenther@suse.de>
4410 PR tree-optimization/79920
4411 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
4412 with ncopies == 1 to ...
4413 (vect_transform_slp_perm_load): ... here. Properly compute
4414 all element loads by iterating VF times over the group. Do
4415 not handle ncopies (computed in a broken way) in
4416 vect_create_mask_and_perm.
4418 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4421 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
4422 is a uniform vector, use uniform_vector_p return value instead of
4423 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
4425 2017-03-07 Marek Polacek <polacek@redhat.com>
4428 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
4429 (alloca_call_type): Likewise.
4431 2017-03-07 Martin Liska <mliska@suse.cz>
4433 * gcov.c (process_args): Put comment to correct location.
4435 2017-03-07 Martin Liska <mliska@suse.cz>
4438 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
4439 Use array_at_struct_end_p instead of DECL_CHAIN (field).
4440 (chkp_narrow_bounds_for_field): Likewise.
4441 (chkp_parse_array_and_component_ref): Pass one more argument to
4444 2017-03-07 Richard Biener <rguenther@suse.de>
4446 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
4449 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
4451 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
4452 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
4454 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4457 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
4458 to end of description.
4459 (PARAM_MAX_STORES_TO_MERGE): Likewise.
4461 2017-03-07 Jakub Jelinek <jakub@redhat.com>
4463 PR rtl-optimization/79901
4464 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
4466 (*avx512f_<code><mode>3<mask_name>): ... this.
4467 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
4468 iterator instead of VI8_AVX2_AVX512BW.
4470 PR rtl-optimization/79901
4471 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
4472 min/max expander, expand it using expand_vec_cond_expr.
4475 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
4478 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4481 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
4482 to void * for PCH reasons.
4483 * dwarf2out.c (output_loc_operands, output_die): Cast
4484 v.val_vec.array to unsigned char *.
4486 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
4489 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
4492 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
4494 PR rtl-optimization/79571
4495 * lra-constraints.c (process_alt_operands): Calculate static
4496 reject and subtract it from overall when only addresses will be
4499 2017-03-06 Julia Koval <julia.koval@intel.com>
4502 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
4503 incoming stack boundary to 128 for 64-bit targets.
4505 2017-03-06 Richard Biener <rguenther@suse.de>
4507 PR tree-optimization/79894
4508 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
4509 to NULL after folding it.
4511 2017-03-06 Richard Biener <rguenther@suse.de>
4513 PR tree-optimization/79824
4514 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
4515 check disabling peeling for gaps.
4517 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
4519 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
4520 attributes): Document gettimeofday.
4522 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4524 * config/s390/s390.c (s390_option_override_internal): Set
4525 PARAM_MIN_VECT_LOOP_BOUND
4527 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4529 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
4530 * config/s390/s390.md: Likewise.
4532 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4535 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
4536 (<avx2_avx512>_perm<mode>): Rename to ...
4537 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
4539 (<avx512>_perm<mode>_mask): Rename to ...
4540 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
4542 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
4543 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
4544 instead of VI8F_256_512.
4545 (avx512f_perm<mode>): New define_expand.
4546 (avx512f_perm<mode>_mask): Likewise.
4547 (avx512f_perm<mode>_1<mask_name>): New define_insn.
4548 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
4550 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4552 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
4553 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
4555 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
4557 2017-03-06 Martin Liska <mliska@suse.cz>
4560 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
4561 when having a SSA NAME w/o VAR_DECL assigned to it.
4563 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4565 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
4566 msa_dpsub_<su>_d): Fix MODE for vec_select.
4568 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4570 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
4572 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
4574 2017-03-06 Richard Biener <rguenther@suse.de>
4576 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
4577 * plugin.c (register_plugin_info): Likewise.
4578 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
4580 2017-03-05 Jakub Jelinek <jakub@redhat.com>
4582 * config/i386/sse.md (sse_storehps, sse_storelps,
4583 avx_<castmode><avxsizesuffix>_<castmode>,
4584 avx512f_<castmode><avxsizesuffix>_<castmode>,
4585 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
4586 in condition that at least one operand is not a MEM.
4588 2017-03-03 Jakub Jelinek <jakub@redhat.com>
4591 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
4592 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
4594 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
4595 gimple_call_nothrow_p flag based on whether original builtin can throw.
4596 If it can, emit following stmts on the fallthrough edge.
4597 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
4598 don't create new bb if inserting just debug stmts on the edge, try to
4599 insert them on the fallthru bb or just reset debug stmts.
4601 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
4604 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
4605 restore recog_data (including the operand rtxes inside it) around
4606 the call to get_insn_template.
4608 2017-03-03 Martin Sebor <msebor@redhat.com>
4610 PR tree-optimization/79699
4611 * context.c (context::~context): Free MPFR caches to avoid
4612 a memory leak on program exit.
4614 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4616 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
4617 Use wide_int::ulow () instead of .elt (0).
4619 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
4621 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
4622 (*pushxf): Limit oF constraint to 32bit targets and add oC
4623 constraint for 64bit targets.
4624 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
4625 (*pushdf): Change rmF constraint to rmC.
4627 2017-03-03 Martin Liska <mliska@suse.cz>
4629 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
4630 Remove unused variable.
4632 2017-03-03 Jakub Jelinek <jakub@redhat.com>
4635 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
4636 is a memory operand, increase num_memory.
4637 (ix86_expand_args_builtin): Likewise.
4639 2017-03-03 Jan Hubicka <jh@suse.cz>
4642 * ipa-devirt.c (maybe_record_node): Properly handle
4643 __cxa_pure_virtual visibility.
4645 2017-03-03 Martin Liska <mliska@suse.cz>
4647 PR tree-optimization/79803
4648 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
4650 (pass_loop_prefetch::execute): Disabled optimization if an
4651 assumption about L1 cache size is not met.
4653 2017-03-03 Martin Liska <mliska@suse.cz>
4655 PR rtl-optimization/79574
4656 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
4657 (hash_scan_set): Likewise.
4658 (dump_hash_table): Likewise.
4659 (hoist_code): Likewise.
4661 2017-03-03 Richard Biener <rguenther@suse.de>
4663 * fixed-value.c (fixed_from_string): Restore use of elt (1)
4664 in place of uhigh ().
4665 (fixed_convert_from_real): Likewise.
4667 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
4670 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
4672 2017-03-03 Richard Biener <rguenther@suse.de>
4675 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
4676 TYPE_OVERFLOW_UNDEFINED check.
4678 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4680 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
4682 (vector_ae_<mode>_p): Likewise.
4683 (vector_nez_<mode>_p): Likewise.
4684 (vector_ne_v2di_p): Likewise.
4685 (vector_ae_v2di_p): Likewise.
4686 (vector_ne_<mode>_p): Likewise.
4687 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
4689 (vsx_tsqrt<mode>2_fe): Likewise.
4691 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
4694 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
4696 2017-03-02 Jakub Jelinek <jakub@redhat.com>
4698 PR rtl-optimization/79780
4699 * cprop.c (one_cprop_pass): When second and further conditional trap
4700 in a single basic block is turned into an unconditional trap, turn it
4701 into a deleted note to avoid RTL verification failures.
4703 2017-03-02 Richard Biener <rguenther@suse.de>
4705 * fold-const.c (const_binop): Use ulow () instead of elt (0).
4707 2017-03-02 Richard Biener <rguenther@suse.de>
4709 PR tree-optimization/79345
4711 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
4712 param and abort the walk, returning -1 if it is hit.
4713 (walk_aliased_vdefs): Take a limit param and pass it on.
4714 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
4715 defaulting to 0 and return a signed int.
4716 * tree-ssa-uninit.c (struct check_defs_data): New struct.
4717 (check_defs): New helper.
4718 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
4719 about uninitialized memory.
4720 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
4721 bogus uninitialized warning.
4722 (fixed_convert_from_real): Likewise.
4724 2017-03-02 Bin Cheng <bin.cheng@arm.com>
4726 PR tree-optimization/66768
4727 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
4728 iv_use if base object can't be determined.
4730 2017-03-02 Jakub Jelinek <jakub@redhat.com>
4732 PR tree-optimization/79345
4733 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
4734 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
4735 (get_pattern_stats): Initialize it.
4736 * genemit.c (gen_expand): Verify match_scratch numbers come after
4737 match_operand/match_dup numbers.
4738 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
4739 match_scratch numbers.
4740 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
4742 * config/s390/s390.md (trunctdsd2): Likewise.
4744 2017-03-02 Richard Biener <rguenther@suse.de>
4746 * wide-int.h (wide_int_storage::operator=): Implement in terms
4749 2017-03-02 Richard Biener <rguenther@suse.de>
4751 PR tree-optimization/79777
4752 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
4753 the to insert expression to sth existing.
4755 2017-03-01 Martin Sebor <msebor@redhat.com>
4758 * gimple-ssa-sprintf.c
4759 (directive::known_width_and_precision): New function.
4760 (format_integer): Use it.
4761 (get_mpfr_format_length): Consider the full range of precision
4762 when computing %g output with the # flag. Set the likely byte
4763 count to 3 rather than 1 when precision is indeterminate.
4764 (format_floating): Correct the lower bound of precision.
4766 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4768 * doc/invoke.texi: Document default code model for 64-bit Linux.
4770 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4773 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
4774 udiv rather than div since input pattern is unsigned.
4776 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
4778 * config/i386/i386.c (print_reg): Warn for values of
4779 unsupported size in integer register.
4781 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4784 * config/rs6000/predicates.md (current_file_function_operand): Do
4785 not allow self calls to be local if the function is replaceable.
4787 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4790 * config/rs6000/altivec.h (vec_ctz and others): Change the
4791 preprocessor macro that controls conditional compilation from
4792 _ARCH_PWR9 to __POWER9_VECTOR__.
4793 (vec_all_ne): Change parameterization of __altivec_scalar_pred
4794 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
4795 control (instead of _ARCH_PWR9 control) so that template
4796 definition uses power9-specific function.
4797 (vec_any_eq): Likewise.
4798 (vec_all_ne): Change macro definition to use a power9-specific
4799 expansion under #ifdef __POWER9_VECTOR__ control (instead of
4800 _ARCH_PWR9 control).
4801 (vec_any_eq) Likewise.
4802 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
4803 expansion for CMPNEF to remove support for xvcmpnesp instruction.
4804 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
4805 support for xvcmpnedp instruction.
4806 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
4807 macro expansion so that Power9 implementation of vec_all_ne does
4808 not use the AltiVec predicate framework.
4809 (VCMPNEH_P): Likewise.
4810 (VCMPNEW_P): Likewise.
4811 (VCMPNED_P): Likewise.
4812 (VCMPNEFP_P): Likewise.
4813 (VCMPNEDP_P): Likewise.
4814 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
4815 implementation of vec_any_eq to not use AltiVec predicate
4817 (VCMPAEH_P): Likewise.
4818 (VCMPAEW_P): Likewise.
4819 (VCMPAED_P): Likewise.
4820 (VCMPAEFP_P): Likewise.
4821 (VCMPAEDP_P): Likewise.
4822 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
4823 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
4824 not use the AltiVec predicate framework.
4825 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
4826 of vec_any_eq to not use AltiVec predicate framework.
4827 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
4828 support for predefined __POWER9_VECTOR__ macro to indicate that
4829 Power9 instruction selection is enabled.
4830 (altivec_overloaded_builtins): Remove extraneous
4831 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
4832 function argument types RS6000_BTI_bool_V16QI and
4833 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
4834 entry for overloaded function argument types RS6000_BTI_bool_V4SI
4835 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
4836 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
4837 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
4838 Power9 for implementations of vec_cmpne. Change the signature for
4839 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
4840 (representing vec_all_ne) to remove the previously described first
4841 argument of type RS6000_BTI_INTSI, as this was an artifact of
4842 reliance on the AltiVec predicate framework, which is no longer
4843 used in the implementation of these functions. Add
4844 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
4845 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
4846 since, unlike the AltiVec predicate framework implementation, we
4847 do not share function descriptors between vec_alle and vec_anyeq.
4848 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
4849 set of modes that receive special treatment even when
4850 TARGET_P9_VECTOR is true. The special treatment emits code that
4851 does not depend on Power9 instructions.
4852 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
4853 define_expand to not rely on AltiVec predicate framework.
4854 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
4856 (vector_ne_v2di_p): Change this define_expand to not rely on
4857 AltiVec predicate framework.
4858 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
4860 (vector_ne_<mode>_p): Change this define_expand to not rely on
4861 AltiVec predicate framework.
4862 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
4864 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
4865 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
4866 define_insn pattern.
4867 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
4868 define_insn pattern because the xvcmpne<VSs>. instruction is not
4870 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
4871 instruction is not supported.
4873 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4875 * config/nvptx/nvptx.c: Include intl.h.
4877 2017-03-01 Martin Jambor <mjambor@suse.cz>
4880 * ipa-prop.h (ipa_bits): Removed field known.
4881 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
4882 to pointers. Adjusted their comments to warn about their sharing.
4883 (ipcp_transformation_summary): Change bits to a vector of pointers.
4884 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
4885 (ipa_get_ipa_bits_for_value): Declare.
4886 * tree-vrp.h (value_range): Mark as GTY((for_user)).
4887 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
4888 (ipa_bits_hash_table): Likewise.
4889 (ipa_vr_ggc_hash_traits): Likewise.
4890 (ipa_vr_hash_table): Likewise.
4891 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
4892 being pointers and vr_known being removed.
4893 (ipa_set_jf_unknown): Likewise.
4894 (ipa_get_ipa_bits_for_value): New function.
4895 (ipa_set_jfunc_bits): Likewise.
4896 (ipa_get_value_range): New overloaded functions.
4897 (ipa_set_jfunc_vr): Likewise.
4898 (ipa_compute_jump_functions_for_edge): Use the above functions to
4899 construct bits and vr parts of jump functions.
4900 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
4901 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
4903 (ipcp_grow_transformations_if_necessary): Also allocate
4904 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
4906 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
4907 them. Fix too long lines.
4908 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
4909 vr_known being removed.
4910 (ipa_read_jump_function): Use new setter functions to construct bits
4911 and vr parts of jump functions or set them to NULL.
4912 (write_ipcp_transformation_info): Adjust for bits being pointers.
4913 (read_ipcp_transformation_info): Likewise.
4914 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
4916 Include gt-ipa-prop.h.
4917 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
4919 (ipcp_store_bits_results): Likewise.
4920 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
4921 Do not write to existing jump functions but use a temporary instead.
4923 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4926 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
4927 attempt to use its first operand as BIT_FIELD_REF base.
4929 2017-03-01 Richard Biener <rguenther@suse.de>
4932 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
4933 interpolating formula in wrapping arithmetic.
4934 (chrec_apply): Convert chrec_evaluate return value to wanted type.
4936 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4938 PR tree-optimization/79734
4939 * tree-vect-generic.c (expand_vector_condition): Optimize
4940 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
4941 Handle VEC_COND_EXPR where comparison has different inner width from
4944 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
4946 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
4947 markup, and similar issues. Remove @opindex entries for things
4948 that aren't options. Add missing -mmpy-option entries.
4950 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4952 PR tree-optimization/79737
4953 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
4954 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
4955 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
4956 instead of byte_size. Formatting fix.
4957 (shift_bytes_in_array_right): Formatting fix.
4959 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
4962 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
4963 condition on optimize for the leaf function test.
4965 2017-02-28 Martin Liska <mliska@suse.cz>
4968 * read-rtl-function.c (function_reader::handle_unknown_directive):
4969 Bail out when one uses -flto.
4971 2017-02-28 Martin Liska <mliska@suse.cz>
4973 * common.opt: Replace space with tabular for options of <number>
4975 * config/i386/i386.opt: Show <number> value for
4976 -mlarge-data-threshold.
4977 * opts.c (print_filtered_help): Do not display number in hexadecimal
4980 2017-02-28 Martin Liska <mliska@suse.cz>
4982 * common.opt: Fix --help=option -Q for options which are of
4985 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
4987 * config/i386/i386.c (print_reg): Error out for values
4988 of 8-bit size in invalid integer register.
4990 2017-02-28 Martin Sebor <msebor@redhat.com>
4992 PR tree-optimization/79691
4993 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
4995 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4998 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
4999 gcc_unreachable with output_operand_lossage.
5001 2017-02-28 Richard Biener <rguenther@suse.de>
5003 PR tree-optimization/79740
5004 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
5006 (visit_nary_op): Insert the nary into the hashtable if we
5007 pattern-matched sth.
5008 * tree-ssa-pre.c (eliminate_insert): Robustify.
5010 2017-02-28 Richard Biener <rguenther@suse.de>
5013 * fold-const.c (decode_field_reference): Reject out-of-bound
5016 2017-02-28 Jakub Jelinek <jakub@redhat.com>
5018 * config/i386/i386.c: Include intl.h.
5019 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
5020 instead of just cond ? "..." : "...".
5021 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
5022 * coverage.c (read_counts_file): Likewise.
5023 * omp-offload.c: Include intl.h.
5024 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
5025 of just cond ? "..." : "...".
5026 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
5027 of just cond ? "..." : "...".
5029 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
5032 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
5034 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
5035 'tune for' CPU name.
5036 * config/arm/arm-cpu-data.h: Regenerated.
5038 2017-02-28 Richard Biener <rguenther@suse.de>
5040 PR tree-optimization/79732
5041 * tree-inline.c (expand_call_inline): Do not shadow var.
5043 2017-02-28 Richard Biener <rguenther@suse.de>
5045 PR tree-optimization/79723
5046 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
5047 address-space properly.
5049 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
5051 * doc/optinfo.texi (Optimization groups): Fix option used for
5053 * doc/invoke.texi (-fopt-info): Document "omp".
5054 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
5055 (OPTGROUP_ALL): Add OPTGROUP_OMP.
5056 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
5057 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
5058 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
5060 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
5062 * dumpfile.c (optgroup_options): Instead of "openmp", associate
5063 OPTGROUP_OMP with "omp".
5065 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
5068 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
5069 for arithmetic shift of unsigned V2DI.
5071 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
5073 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
5074 arc/linux.h headers.
5075 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
5076 (LINK_SPEC): Likewise.
5077 (ARC_TLS_EXTRA_START_SPEC): Likewise.
5078 (EXTRA_SPECS): Likewise.
5079 (STARTFILE_SPEC): Likewise.
5080 (ENDFILE_SPEC): Likewise.
5081 (LIB_SPEC): Likewise.
5082 (TARGET_SDATA_DEFAULT): Likewise.
5083 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
5084 (MULTILIB_DEFAULTS): Likewise.
5085 (DWARF2_UNWIND_INFO): Likewise.
5086 * config/arc/big.h: New file.
5087 * config/arc/elf.h: Likewise.
5088 * config/arc/linux.h: Likewise.
5089 * config/arc/t-uClibc: Remove.
5091 2017-02-27 Bin Cheng <bin.cheng@arm.com>
5093 PR tree-optimization/77536
5094 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
5095 (tree_transform_and_unroll_loop): Use above function to compute the
5096 estimated niter of unrolled loop and use it when scaling profile.
5097 Also use count info rather than frequency if it's non-zero.
5098 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
5099 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
5100 (vect_transform_loop): Call above function.
5102 2017-02-27 Richard Biener <rguenther@suse.de>
5104 PR tree-optimization/45397
5105 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
5106 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
5107 (visit_nary_op): Add pattern matching for CSEing sign-changed
5108 or truncated operations with wider ones.
5110 2017-02-27 Richard Biener <rguenther@suse.de>
5112 PR tree-optimization/79690
5113 * tree-vect-stmts.c (vectorizable_store): Use vector type
5114 built from the DR with address-space.
5116 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
5118 * doc/invoke.texi (Optimize Options): Refine the description
5119 of asan-use-after-return.
5121 2017-02-25 Alan Modra <amodra@gmail.com>
5123 PR rtl-optimization/79584
5124 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
5125 base, not ad->base_term, the reg within base. Remove assertion
5126 that ad->base == ad->base_term. Replace gen_int_mode using
5127 bogus mode with const0_rtx.
5129 2017-02-25 Jakub Jelinek <jakub@redhat.com>
5132 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
5133 FMA_EXPR like tcc_binary or tcc_unary.
5135 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
5138 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
5140 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
5141 (output_loc_operands): Handle DW_OP_call_ref and
5142 DW_OP_GNU_variable_value.
5143 (struct variable_value_struct): New type.
5144 (struct variable_value_hasher): Likewise.
5145 (variable_value_hash): New variable.
5146 (string_types): Remove.
5147 (copy_loc_descr): New function.
5148 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
5149 (prepend_loc_descr_to_each): New function.
5150 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
5151 instead of add_loc_descr_to_each if the first argument is single
5152 location list and the second has multiple.
5153 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
5154 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
5155 when looking for variable value which doesn't have other location info.
5156 (loc_list_from_tree): Formatting fix.
5157 (gen_array_type_die): Simplify DW_AT_string_length handling.
5158 (adjust_string_types): Remove.
5159 (gen_subprogram_die): Don't call adjust_string_types nor test/set
5160 string_types. Call resolve_variable_values.
5161 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
5162 (resolve_addr_in_expr): Likewise. Add A argument.
5163 (copy_deref_exprloc): Remove deref argument. Adjust for the
5164 original expression being DW_OP_GNU_variable_value with optionally
5165 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
5166 optionally after it.
5167 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
5168 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
5169 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
5170 (variable_value_hasher::hash, variable_value_hasher::equal): New
5172 (resolve_variable_value_in_expr, resolve_variable_value,
5173 resolve_variable_values, note_variable_value_in_expr,
5174 note_variable_value): New functions.
5175 (dwarf2out_early_finish): Call note_variable_value on all toplevel
5178 2017-02-24 Jakub Jelinek <jakub@redhat.com>
5181 * opts.h (handle_generated_option): Add GENERATED_P argument.
5182 * opts-common.c (handle_option): Adjust function comment.
5183 (handle_generated_option): Add GENERATED_P argument, pass it to
5185 (control_warning_option): Pass false to handle_generated_option
5187 * opts.c (maybe_default_option): Pass true to handle_generated_option
5189 * optc-gen.awk: Likewise.
5191 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5193 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
5194 a REG, look at the REG it is a SUBREG of.
5195 (splitter for cmpeqsi_t): Ditto.
5197 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5199 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
5200 the special USEs with the pattern of the insn, not the insn itself.
5202 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
5205 * doc/invoke.texi: Document -mload-store-pairs.
5207 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5208 Sandra Loosemore <sandra@codesourcery.com>
5210 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
5211 argument isn't a CONST_INT.
5212 (nios2_alternate_compare_const): Assert op is a CONST_INT.
5213 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
5214 (nios2_validate_compare): Bypass alternate compare logic if *op2
5216 (ldstwm_operation_p): Return false if first_base is not a REG or
5217 if first_offset is not a CONST_INT.
5219 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5221 * config/cris/cris.md: Use correct operand in a define_peephole2.
5223 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5225 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
5227 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5229 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
5230 this_insn if it is an INSN or JUMP_INSN.
5231 (force_offsettable): Look at base, not at addr.
5232 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
5233 on things that aren't necessarily CONST_INTs.
5235 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
5237 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
5238 -mfpmath=sse is the default also for x86-32 targets with SSE2
5239 instruction set when @option{-ffast-math} is enabled
5241 2017-02-24 Jeff Law <law@redhat.com>
5243 PR rtl-optimizatoin/79286
5244 * ira.c (update_equiv_regs): Drop may_trap_p exception to
5247 2017-02-24 Richard Biener <rguenther@suse.de>
5249 PR tree-optimization/79389
5250 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
5253 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
5255 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
5256 function comment to reflect reality.
5257 (loop_exits_before_overflow): Fix typo in function description.
5259 2017-02-24 Richard Biener <rguenther@suse.de>
5261 PR tree-optimization/79389
5262 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
5263 properly that a threading opportunity exists. Detect conditional
5264 copy/constant propagation opportunities.
5266 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
5268 * config/visium/visium.md (type): Add trap.
5269 (b): New mode attribute.
5270 (*btst): Rename into...
5271 (*btst<mode>): ...this and adjust.
5272 (*cbranchsi4_btst_insn): Rename into...
5273 (*cbranch<mode>4_btst_insn): ...this and adjust.
5274 (trap): New define_insn.
5276 2017-02-23 Jakub Jelinek <jakub@redhat.com>
5278 PR tree-optimization/79389
5279 * ifcvt.c (struct noce_if_info): Add rev_cond field.
5280 (noce_reversed_cond_code): New function.
5281 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
5282 reversed_comparison_code. Formatting fix.
5283 (noce_try_store_flag): Test rev_cond != NULL in addition to
5284 reversed_comparison_code.
5285 (noce_try_store_flag_constants): Likewise.
5286 (noce_try_store_flag_mask): Likewise.
5287 (noce_try_addcc): Use rev_cond if non-NULL instead of
5288 reversed_comparison_code.
5289 (noce_try_cmove_arith): Likewise. Formatting fixes.
5290 (noce_try_minmax, noce_try_abs): Clear rev_cond.
5291 (noce_find_if_block): Initialize rev_cond.
5292 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
5293 instead of false as last argument never attempt to reverse it
5296 2017-02-23 Bin Cheng <bin.cheng@arm.com>
5298 PR tree-optimization/79663
5299 * tree-predcom.c (combine_chains): Process refs in reverse order
5300 only for ZERO length chains, and add explaining comment.
5302 2017-02-23 Jeff Law <law@redhat.com>
5304 PR tree-optimization/79578
5305 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
5306 in call to operand_equal_p.
5308 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
5311 * config/i386/cpuid.h: Fix another undefined behavior.
5313 2017-02-23 Richard Biener <rguenther@suse.de>
5315 PR tree-optimization/79683
5316 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
5317 vector types for data-refs.
5319 2017-02-23 Martin Liska <mliska@suse.cz>
5321 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
5323 2017-02-23 Jakub Jelinek <jakub@redhat.com>
5326 * internal-fn.c (get_range_pos_neg): Moved to ...
5327 * tree.c (get_range_pos_neg): ... here. No longer static.
5328 * tree.h (get_range_pos_neg): New prototype.
5329 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
5330 are known to be in between 0 and signed maximum inclusive, try to
5331 expand both unsigned and signed divmod and use the cheaper one from
5334 2017-02-22 Jeff Law <law@redhat.com>
5336 PR tree-optimization/79578
5337 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
5338 to compare base operands.
5340 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
5343 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
5344 gpc_reg_operand instead of fpr_reg_operand.
5346 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
5348 * config/mips/mips.c (mips_return_in_memory): Force FP
5349 vector types to be returned in memory for o32 ABI.
5351 2017-02-22 Jakub Jelinek <jakub@redhat.com>
5353 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
5354 instead of DW_TAG_member for static data member declarations and don't
5355 set no_linkage_name for static inline data members.
5356 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
5359 2017-02-22 Martin Liska <mliska@suse.cz>
5361 * doc/invoke.texi: Replace inequality signs with square brackets
5364 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5366 PR tree-optimization/68644
5367 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
5369 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
5372 * lra-constraints.c (simplify_operand_subreg): Handle
5373 WORD_REGISTER_OPERATIONS targets.
5375 2017-02-22 Jakub Jelinek <jakub@redhat.com>
5378 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
5379 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
5380 elimination by swapping fld*.
5382 2017-02-22 Richard Biener <rguenther@suse.de>
5384 PR tree-optimization/79673
5385 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
5386 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
5387 irrelevant address-space qualifiers and avoiding a
5388 ADDR_SPACE_CONVERT_EXPR from fold_convert.
5390 2017-02-22 Richard Biener <rguenther@suse.de>
5392 PR tree-optimization/79666
5393 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
5394 to not symbolically negate if that may introduce undefined
5397 2017-02-22 Martin Liska <mliska@suse.cz>
5400 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
5401 * data-streamer-out.c (streamer_write_gcov_count_stream):
5403 * value-prof.c (stream_out_histogram_value): Make assert more
5404 precise based on type of counter.
5406 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
5409 * config/i386/i386.md (standard_x87sse_constant_load splitter):
5410 Use nonimmediate_operand instead of memory_operand for operand 1.
5411 (float-extend standard_x87sse_constant_load splitter): Ditto.
5413 2017-02-21 Jeff Law <law@redhat.com>
5415 PR tree-optimization/79621
5416 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
5417 blocks with edges to themselves.
5419 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5422 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
5423 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
5424 Use gimple_call_builtin_p.
5427 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
5428 on temporarily removed DEBUG_INSNs.
5430 PR tree-optimization/79649
5431 * tree-loop-distribution.c (classify_partition): Give up on
5432 non-generic address space loads/stores.
5434 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
5436 * doc/loop.texi (Loop manipulation): Remove nonexistent
5437 tree_ssa_loop_version from the documentation.
5438 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
5440 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5443 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
5444 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
5445 * config/rs6000/rs6000.c: Include except.h.
5446 (rs6000_expand_split_stack_prologue): Call
5447 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
5449 2017-02-21 Martin Jambor <mjambor@suse.cz>
5452 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
5455 2017-02-21 Martin Jambor <mjambor@suse.cz>
5457 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
5458 for backward compatibility only.
5459 * doc/invoke.texi (Option Summary): Remove all references to
5462 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
5466 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5468 * lra-constraints.c (curr_insn_transform): Handle
5469 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
5471 2017-02-21 Martin Liska <mliska@suse.cz>
5473 * config/i386/i386.opt: Replace -masm-dialect with -masm.
5475 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
5477 PR translation/79638
5478 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
5480 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
5483 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
5484 (arm_function_ok_for_sibcall): Return false for an indirect call by
5485 descriptor if all the argument registers are used.
5486 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
5487 alignment of the function.
5489 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5491 PR tree-optimization/61441
5492 * simplify-rtx.c (simplify_const_unary_operation): For
5493 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
5494 the sNaN unmodified.
5496 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
5498 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
5499 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
5500 instead of SYSTEM_HEADER_DIR.
5502 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
5503 Martin Liška <mliska@suse.cz>
5505 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
5506 Fix typos and grammar, use active voice, and clarify.
5508 2017-02-20 Marek Polacek <polacek@redhat.com>
5511 * gimplify.c (gimplify_expr): Handle unused *&&L;.
5514 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
5516 2017-02-20 Jakub Jelinek <jakub@redhat.com>
5519 * config/i386/i386.c (ix86_expand_builtin): Handle
5520 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
5521 ix86_builtins_isa[fcode].isa as a requirement of those
5522 flags and any other flag in the bitmask.
5523 (ix86_init_mmx_sse_builtins): Use 0 instead of
5524 ~OPTION_MASK_ISA_64BIT as mask.
5525 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
5526 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
5527 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
5528 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
5530 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5533 * lra-constraints.c (split_reg): Check requested split mode
5534 is supported by the register.
5536 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5538 * lra-constraints.c (simplify_operand_subreg): Remove early
5541 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5544 * lra-constraints.c (curr_insn_transform): Tighten condition
5545 for converting SUBREG reloads from OP_OUT to OP_INOUT.
5547 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5550 * lra-constraints.c (curr_insn_transform): Handle
5551 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
5553 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
5556 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
5558 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
5560 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
5563 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
5566 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5568 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
5571 2017-02-18 Jakub Jelinek <jakub@redhat.com>
5573 * final.c (last_columnnum, override_columnnum): New variables.
5574 (final_start_function): Set last_columnnum, pass it to begin_prologue
5575 hook and pass 0 to dwarf2out_begin_prologue.
5576 (final_scan_insn): Update override_columnnum. Pass last_columnnum
5577 to source_line debug hook.
5578 (notice_source_line): Compute last_columnnum and for debug_column_info
5579 return true on column changes.
5580 * debug.h (struct gcc_debug_hooks): Add column argument to
5581 source_line and begin_prologue hooks.
5582 (debug_nothing_int_charstar_int_bool): Remove prototype.
5583 (debug_nothing_int_int_charstar,
5584 debug_nothing_int_int_charstar_int_bool): New prototypes.
5585 (dwarf2out_begin_prologue): Add column argument.
5586 * debug.c (do_nothing_debug_hooks): Adjust source_line and
5587 begin_prologue hooks.
5588 (debug_nothing_int_charstar_int_bool): Remove.
5589 (debug_nothing_int_int_charstar,
5590 debug_nothing_int_int_charstar_int_bool): New functions.
5591 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
5592 through to dwarf2out_source_line.
5593 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
5594 (dwarf2out_source_line): Add column argument, emit it if requested.
5595 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
5597 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
5598 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
5599 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
5600 through to dwarf2out_begin_prologue.
5601 (vmsdbgout_source_line): Add column argument, pass it through to
5602 dwarf2out_source_line.
5603 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
5604 dbxout_source_line caller.
5605 (dbxout_source_line): Add column argument.
5607 * common.opt (gno-column-info, gcolumn-info): New options.
5608 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
5609 (check_die): Also test for multiple DW_AT_decl_column attributes.
5610 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
5611 DW_AT_decl_column if requested.
5612 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
5614 (gen_variable_die): Likewise.
5615 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
5616 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
5619 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
5620 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
5621 (ix86_handle_option): Handle OPT_m3dnowa.
5622 * doc/invoke.texi (-m3dnowa): Document.
5623 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
5624 -m3dnowa instead of -m3dnow -march=athlon.
5627 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
5628 instead of gcc_assert for K, r and R code checks. Formatting fixes.
5630 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5633 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
5634 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
5635 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
5636 generator for vsx_xxpermdi_<mode>_be.
5637 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
5638 force big-endian semantics.
5639 (vsx_xxpermdi_<mode>_be): New define_expand with same
5640 implementation as previous version of vsx_xxpermdi_<mode>.
5642 2017-02-17 Jakub Jelinek <jakub@redhat.com>
5644 PR tree-optimization/79327
5645 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
5646 variable, its initialization and use.
5648 2017-02-17 Julia Koval <julia.koval@intel.com>
5650 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
5651 (OPTION_MASK_ISA_PKU_UNSET): New.
5652 (ix86_handle_option): Handle -mrdpid.
5653 * config/i386/cpuid.h (bit_RDPID): New.
5654 * config/i386/driver-i386.c (host_detect_local_cpu):
5655 Detect RDPID feature.
5656 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
5657 * config/i386/i386-c.c (ix86_target_macros_internal):
5659 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
5660 (ix86_valid_target_attribute_inner_p): Add "rdpid".
5661 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
5662 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
5663 * config/i386/i386.md (define_insn "rdpid"): New.
5664 * config/i386/i386.opt Add -mrdpid.
5665 * config/i386/immintrin.h (_rdpid_u32): New.
5667 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
5669 PR rtl-optimization/79541
5670 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
5671 instead of transforming it into USE.
5673 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
5675 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
5676 If HONOR_SNANS (SFmode) force the input to a register.
5677 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
5678 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
5679 an frsp or similar insn.
5681 2017-02-17 Martin Liska <mliska@suse.cz>
5683 PR rtl-optimization/79577
5684 * params.def (selsched-max-sched-times): Increase minimum to 1.
5686 2017-02-17 Martin Liska <mliska@suse.cz>
5688 PR rtl-optimization/79574
5689 * gcse.c (want_to_gcse_p): Prevent integer overflow.
5691 2017-02-17 Martin Liska <mliska@suse.cz>
5693 PR tree-optimization/79529
5694 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
5695 ssa_defined_default_def_p to handle cases which are implicitly
5697 * tree-ssa.c (ssa_defined_default_def_p): New function.
5698 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
5699 which are implicitly defined.
5700 * tree-ssa.h (ssa_defined_default_def_p): Declare.
5702 2017-02-17 Richard Biener <rguenther@suse.de>
5705 * params.def (max-ssa-name-query-depth): Limit to 10.
5707 2017-02-17 Richard Biener <rguenther@suse.de>
5709 PR tree-optimization/79552
5710 * tree-ssa-structalias.c (visit_loadstore): Properly verify
5713 2017-02-17 Richard Biener <rguenther@suse.de>
5716 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
5718 2017-02-17 Marek Polacek <polacek@redhat.com>
5721 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
5722 (fold_negate_expr): New wrapper.
5724 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
5726 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
5727 Correct terminology and de-emphasize pre-standard behavior.
5729 2017-02-16 Alan Modra <amodra@gmail.com>
5731 PR rtl-optimization/79286
5732 * ira.c (def_dominates_uses): New function.
5733 (update_equiv_regs): Don't create an equivalence for insns that
5734 may trap where the register def does not dominate the use.
5736 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
5738 PR rtl-optimization/78127
5739 * lra.c (lra): Call lra_eliminate before finish the loop after
5742 2017-02-16 Richard Biener <rguenther@suse.de>
5744 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
5746 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
5747 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
5748 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
5749 (isl_val_int_from_wi): New function.
5750 (extract_affine_gmp): Rename to ...
5751 (extract_affine_wi): ... this, take a widest_int.
5752 (extract_affine_int): Just wrap extract_affine_wi.
5753 (add_param_constraints): Use isl_val_int_from_wi.
5754 (add_loop_constraints): Likewise, and extract_affine_wi.
5756 2017-02-15 Jeff Law <law@redhat.com>
5759 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
5760 ira_init_register_move_cost_if_necessary.
5762 2017-02-15 Martin Sebor <msebor@redhat.com>
5765 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
5766 removed in a prior commit.
5768 2017-02-15 Bin Cheng <bin.cheng@arm.com>
5770 PR tree-optimization/79347
5771 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
5772 counters during peeling.
5774 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
5776 * Makefile.in (site.exp): Remove "set ISLVER".
5778 2017-02-15 Jakub Jelinek <jakub@redhat.com>
5781 * real.c (real_from_integer): Call real_convert even for decimal.
5783 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
5786 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
5788 2017-02-14 Andrew Pinski <apinski@cavium.com>
5790 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
5791 cores and change the partno/implementer to be correct.
5792 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
5793 the 'B" as the implementer.
5794 * config/aarch64/aarch64-tune.md: Regenerate.
5796 2017-02-14 Carl Love <cel@us.ibm.com>
5798 * config/rs6000/rs6000.c: Add case statement entry to make the
5799 xvcvuxdsp built-in argument unsigned.
5800 * config/rs6000/vsx.md: Fix the source and return operand types so they
5801 match the instruction definitions from the ISA document. Fix typo
5802 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
5805 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
5808 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
5809 member early_clobber_alts.
5810 * lra-lives.c (reg_early_clobber_p): New.
5811 (process_bb_lives): Use it.
5812 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
5813 (debug_operand_data): Initialize early_clobber_alts.
5814 (setup_operand_alternative): Set up early_clobber_alts.
5815 (collect_non_operand_hard_regs): Ditto. Pass early clobber
5816 alternatives to new_insn_reg.
5817 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
5819 (lra_update_insn_regno_info): Pass the new arg.
5821 2017-02-14 Jakub Jelinek <jakub@redhat.com>
5824 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
5825 (new_oacc_loop_raw): Don't clear already cleared fields.
5828 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
5829 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
5830 _mm512_prefetch_i64gather_ps): New inline functions and macros.
5832 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
5835 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
5837 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
5840 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
5841 the extra instruction to the right place to store 128-bit constant
5844 2017-02-14 Martin Sebor <msebor@redhat.com>
5847 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
5848 warning for strings of unknown length.
5850 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
5852 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
5854 2017-02-14 Jeff Law <law@redhat.com>
5857 * ira-costs.c (scan_one_insn): Initialize register move costs
5858 for pseudos seen in USE/CLOBBER insns.
5860 PR tree-optimization/79095
5861 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
5862 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
5863 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
5864 if the operands are known to be not equal, then the resulting range
5866 (intersect_ranges): If the new range is ~[0,0] and the old range is
5867 wide, then prefer ~[0,0].
5868 * tree-vrp.c (overflow_comparison_p_1): New function.
5869 (overflow_comparison_p): New function.
5870 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
5871 if NAME is used in an overflow test.
5872 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
5873 overflow check that can be expressed as an equality test, then adjust
5874 ops to be that equality test.
5876 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5878 * config/s390/s390-builtin-types.def: Remove flags argument.
5879 * config/s390/s390.c (s390_init_builtins): Likewise.
5881 2017-02-14 Martin Liska <mliska@suse.cz>
5883 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
5884 vector. Fix trailing white spaces.
5886 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
5888 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
5891 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5893 PR rtl-optimization/68664
5894 * config/arm/arm.c (arm_sched_can_speculate_insn):
5895 New function. Declare prototype.
5896 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
5898 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5900 PR rtl-optimization/68664
5901 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
5903 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
5905 2017-02-14 Amit Pawar <amit.pawar@amd.com>
5907 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
5908 max skip bytes for function, loop and jump.
5910 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5912 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
5913 ABS_EXPR for gimple dump.
5915 2017-02-14 Jakub Jelinek <jakub@redhat.com>
5918 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
5920 PR tree-optimization/79408
5921 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
5922 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
5923 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
5924 also if rhs1 is INTEGER_CST.
5926 2017-02-14 Richard Biener <rguenther@suse.de>
5929 * tree-into-ssa.c (insert_phi_nodes): When the function can
5930 have abnormal edges rewrite SSA names with broken use-def
5931 dominance out of SSA and register them for PHI insertion.
5933 2017-02-13 Martin Sebor <msebor@redhat.com>
5936 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
5937 clearing info.nowrite flag when snprintf size argument is a range.
5939 2017-02-13 Jakub Jelinek <jakub@redhat.com>
5941 * cprop.c (cprop_jump): Add missing space in string literal.
5942 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
5943 (get_constraint_for_component_ref): Likewise.
5944 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
5945 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
5946 * lra-constraints.c (process_alt_operands): Likewise.
5947 * ipa-inline.c (inline_small_functions): Likewise.
5948 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
5949 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
5950 * trans-mem.c (diagnose_tm_1_op): Likewise.
5951 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
5952 (grid_parallel_clauses_gridifiable): Likewise.
5954 * config/nvptx/mkoffload.c (process): Add space in between
5957 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
5958 "MOD4_SSE_REGS" and "ALL_REGS".
5960 * spellcheck.c (test_data): Add , in between "foo" and "food".
5962 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5965 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
5966 boundary crossing check and subsequent code generation agree.
5968 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5970 * config/aarch64/aarch64.c (has_memory_op): Delete.
5971 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
5974 2017-02-13 Jakub Jelinek <jakub@redhat.com>
5976 PR rtl-optimization/79388
5977 PR rtl-optimization/79450
5978 * combine.c (distribute_notes): When removing TEM_INSN for which
5979 corresponding dest has last value recorded, invalidate that last
5982 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5984 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
5985 of explicit '@'. Add missing assembly comment marker on branch costs
5988 2017-02-13 Nathan Sidwell <nathan@acm.org>
5990 * gengtype-lex.l (<in_struct>): Add '/'.
5992 2017-02-13 Martin Liska <mliska@suse.cz>
5995 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
5997 2017-02-13 Richard Biener <rguenther@suse.de>
5999 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
6001 * configure: Re-generate.
6002 * config.in: Likewise.
6003 * graphite-dependences.c: Simplify as if
6004 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
6005 * graphite-isl-ast-to-gimple.c: Likewise.
6006 * graphite-optimize-isl.c: Likewise.
6007 * graphite-poly.c: Likewise.
6008 * graphite-sese-to-poly.c: Likewise.
6009 * graphite.h: Likewise.
6010 * toplev.c: Include isl/version.h and use isl_version () for
6011 printing the ISL version.
6012 * doc/install.texi: Update ISL requirement.
6014 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
6016 * doc/standards.texi (Standards): Update reference to
6019 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
6021 * doc/extend.texi (Named Address Spaces): sourceware.org now
6023 * doc/install.texi (Binaries): Ditto.
6026 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
6028 * doc/cpp.texi: Replace "stringify"/"stringification" with C
6029 standard terminology "stringize"/"stringizing" throughout.
6030 * doc/cppinternals.texi: Likewise.
6032 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
6034 * doc/extend.texi: Fix some spelling mistakes and typos.
6035 * doc/invoke.texi: Likewise.
6037 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
6040 * params.def (inline-min-speedup) Change from 10 to 8.
6042 2017-02-11 Jakub Jelinek <jakub@redhat.com>
6044 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
6047 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
6050 * ipa-inline-analysis.c (get_minimal_bb): New function.
6051 (record_modified): Use it.
6052 (remap_edge_change_prob): Handle also ancestor functions.
6054 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
6056 * doc/contrib.texi (Contributors): Remove broken link into
6057 the Mauve CVS repository.
6059 2017-02-11 Jakub Jelinek <jakub@redhat.com>
6062 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
6063 result computation whenever lhs doesn't have vector mode, not
6064 just when it has BLKmode.
6066 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
6068 * doc/makefile.texi (profiledbootstrap): Refer to the
6069 installation instructions only in textual form.
6071 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6074 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
6076 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
6078 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
6079 (Specific): Update mingw-w64 reference.
6081 (Specific): Remove broken link to Renesas RX processor.
6083 2017-02-10 Richard Biener <rguenther@suse.de>
6085 * toplev.c (process_options): Do not mention obsolete graphite
6086 options when printing sorry message about missing graphite support.
6087 Mention -floop-nest-optimize.
6089 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
6091 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
6092 (vtst_p16): Likewise.
6093 (vtstq_p8): Likewise.
6094 (vtstq_p16): Likewise.
6096 (vtstq_p64): Likewise.
6097 * config/arm/arm_neon.h (vgetq_lane_p64): New.
6098 (vset_lane_p64): New.
6099 (vsetq_lane_p64): New.
6101 2017-02-10 Jakub Jelinek <jakub@redhat.com>
6103 PR tree-optimization/79411
6104 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
6105 stmt operands are SSA_NAMEs used in abnormal phis.
6106 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
6109 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
6112 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
6115 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
6117 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
6119 2017-02-09 Jakub Jelinek <jakub@redhat.com>
6121 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
6125 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
6126 not arbitrary TREE_CONSTANT.
6129 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
6130 "omp declare target link" attribute unless is_global_var.
6131 * omp-offload.c (find_link_var_op): Likewise.
6133 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
6134 Chung-Lin Tang <cltang@codesourcery.com>
6136 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
6138 (gimplify_adjust_omp_clauses): Don't delete TILE.
6139 (gimplify_omp_for): Deal with TILE.
6140 * internal-fn.c (expand_GOACC_TILE): New function.
6141 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
6143 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
6144 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
6146 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
6147 avoid DIV for outermost collapse var.
6148 (expand_oacc_for): Insert tile element loop as needed. Adjust.
6149 Remove out of date comments, fix whitespace.
6150 * omp-general.c (omp_extract_for_data): Deal with tiling.
6151 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
6152 adjust OLF_DIM_BASE value.
6153 (struct omp_for_data): Add tiling field.
6154 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
6155 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
6156 for auto loops. Remove default auto determining, moved to
6157 oacc_loop_fixed_partitions.
6158 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
6159 stmts, add e_mask field.
6160 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
6161 (oacc_thread_numbers): Use oacc_dim_call.
6162 (oacc_xform_tile): New.
6163 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
6164 (finish_oacc_loop): Adjust for ifns vector.
6165 (oacc_loop_discover_walk): Append loop abstraction sites to list,
6166 add case for GOACC_TILE fns.
6167 (oacc_loop_xform_loop): Delete.
6168 (oacc_loop_process): Iterate over call list directly, and add
6169 handling for GOACC_TILE fns.
6170 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
6172 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
6173 vector partitioning to outer loops. Assign 2 partitions to loops
6174 when available. Add TILE handling.
6175 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
6176 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
6177 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
6178 * tree.c (omp_clause_num_ops): Adjust TILE ops.
6179 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
6181 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
6183 * configure.ac (ACX_BUGURL): Update.
6184 * configure: Regenerate.
6186 2017-02-09 Richard Biener <rguenther@suse.de>
6188 PR tree-optimization/69823
6189 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
6190 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
6192 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
6194 * config/arc/arc-c.def: Add __NPS400__ definition.
6195 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
6196 (TARGET_NPS400): Define.
6198 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
6200 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
6202 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
6204 (arc_cpu_types): Fill the arch_info field with a pointer into the
6205 arc_arch_types table.
6206 (arc_selected_cpu): Declare.
6207 * config/arc/arc.c (arc_selected_cpu): Make global.
6208 (arc_selected_arch): Delete.
6209 (arc_base_cpu): Delete.
6210 (arc_override_options): Remove references to deleted variables,
6211 update access to arch information.
6212 (ARC_OPT): Update access to arch information.
6213 (ARC_OPTX): Likewise.
6214 * config/arc/arc.h (arc_base_cpu): Remove declaration.
6215 (TARGET_ARC600): Update access to arch information.
6216 (TARGET_ARC601): Likewise.
6217 (TARGET_ARC700): Likewise.
6218 (TARGET_EM): Likewise.
6219 (TARGET_HS): Likewise.
6220 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
6223 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
6226 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
6227 condition/operands for integer GE/LE/GEU/LEU operations.
6229 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
6231 PR translation/79397
6232 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
6235 2017-02-08 Martin Jambor <mjambor@suse.cz>
6238 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
6239 whether allocation happened.
6240 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
6241 nothing was allocated.
6243 2017-02-08 Jakub Jelinek <jakub@redhat.com>
6245 PR tree-optimization/79408
6246 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
6247 constant, but SSA_NAME with a known integer range, use the minimum
6248 of that range instead of op1 to determine if modulo can be replaced
6249 with its first operand.
6251 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6253 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
6255 2017-02-08 Richard Biener <rguenther@suse.de>
6257 PR tree-optimization/71824
6258 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
6259 Check all loops contained in the merged region.
6261 2017-02-07 Andrew Pinski <apinski@cavium.com>
6263 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
6265 2017-02-07 Andrew Pinski <apinski@cavium.com>
6267 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
6268 (thunderxt88): Likewise.
6269 (thunderxt81): Disable LSE and change v8.1 to v8.
6270 (thunderxt83): Likewise.
6272 2017-02-07 Jakub Jelinek <jakub@redhat.com>
6273 Richard Biener <rguenther@suse.de>
6276 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
6277 type from int to size_t.
6278 * ira-costs.c (struct_costs_size): Change type from int to size_t.
6280 2017-02-07 Jakub Jelinek <jakub@redhat.com>
6282 PR rtl-optimization/79386
6283 * cprop.c (bypass_conditional_jumps): Initialize
6284 bypass_last_basic_block already before splitting bbs after
6285 unconditional traps...
6286 (bypass_conditional_jumps): ... rather than here.
6289 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
6290 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
6291 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
6292 fix -masm=intel patterns.
6294 2017-02-07 Richard Biener <rguenther@suse.de>
6296 PR tree-optimization/79256
6298 * builtins.c (get_object_alignment_2): Use min_align_of_type
6299 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
6300 and ADJUST_FIELD_ALIGN.
6302 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
6304 * doc/tm.texi: Regenerate.
6305 * stor-layout.c (layout_decl): Adjust.
6306 (update_alignment_for_field): Likewise.
6307 (place_field): Likewise.
6308 (min_align_of_type): Likewise.
6309 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
6310 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
6311 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
6312 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
6313 * config/frv/frv.c (frv_adjust_field_align): Likewise.
6314 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
6315 * config/i386/i386.c (x86_field_alignment): Likewise.
6316 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
6317 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
6318 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
6319 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
6320 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
6321 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
6325 2017-01-30 Richard Biener <rguenther@suse.de>
6327 PR tree-optimization/79256
6328 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
6329 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
6332 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
6334 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
6335 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
6336 builtins to SImode and emit a zero-extend, if necessary.
6338 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6340 * docs/invoke.texi (RISC-V Options): Alphabetize.
6342 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6344 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
6347 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6349 * config/riscv/riscv.c: New file.
6350 * gcc/common/config/riscv/riscv-common.c: Likewise.
6351 * config.gcc: Likewise.
6352 * config/riscv/constraints.md: Likewise.
6353 * config/riscv/elf.h: Likewise.
6354 * config/riscv/generic.md: Likewise.
6355 * config/riscv/linux.h: Likewise.
6356 * config/riscv/multilib-generator: Likewise.
6357 * config/riscv/peephole.md: Likewise.
6358 * config/riscv/pic.md: Likewise.
6359 * config/riscv/predicates.md: Likewise.
6360 * config/riscv/riscv-builtins.c: Likewise.
6361 * config/riscv/riscv-c.c: Likewise.
6362 * config/riscv/riscv-ftypes.def: Likewise.
6363 * config/riscv/riscv-modes.def: Likewise.
6364 * config/riscv/riscv-opts.h: Likewise.
6365 * config/riscv/riscv-protos.h: Likewise.
6366 * config/riscv/riscv.h: Likewise.
6367 * config/riscv/riscv.md: Likewise.
6368 * config/riscv/riscv.opt: Likewise.
6369 * config/riscv/sync.md: Likewise.
6370 * config/riscv/t-elf-multilib: Likewise.
6371 * config/riscv/t-linux: Likewise.
6372 * config/riscv/t-linux-multilib: Likewise.
6373 * config/riscv/t-riscv: Likewise.
6374 * configure.ac: Likewise.
6375 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
6376 Waterman as RISC-V maintainers.
6377 * doc/install.texi: Add RISC-V entries.
6378 * doc/invoke.texi: Add RISC-V options section.
6379 * doc/md.texi: Add RISC-V constraints section.
6380 * configure: Regenerated.
6382 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
6385 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
6386 false values to be constant vectors with all 0 or all 1 bits set.
6387 (vcondu<mode><mode>): Likewise.
6388 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
6390 (fpmask_comparison_operator): Update comment.
6391 (vecint_comparison_operator): New predicate.
6392 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
6393 vector conditionals when the true and false values are constant
6394 vectors with all 0 bits or all 1 bits set.
6396 2017-02-06 Martin Sebor <msebor@redhat.com>
6398 PR tree-optimization/79376
6399 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
6401 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
6403 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
6404 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
6405 to simplify split condition.
6407 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6409 * omp-expand.c (oxpand_omp_atomic_fetch_op,
6410 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
6413 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
6415 PR rtl-optimization/68664
6416 * target.def (can_speculate_insn): New hook.
6417 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
6418 * doc/tm.texi: Regenerate.
6419 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
6420 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
6421 (rs6000_sched_can_speculate_insn): New function.
6423 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6425 PR tree-optimization/79284
6426 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
6427 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
6428 vectorizable_mask_load_store, vectorizable_operation,
6429 vect_is_simple_cond, get_same_sized_vectype): Use it instead
6430 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
6431 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
6432 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
6433 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
6434 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
6435 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
6436 is_gimple_assign (stmt). Replace another such test with
6437 is_gimple_assign (stmt).
6439 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6442 * config/avr/avr.c (rtl-iter.h): Include it.
6443 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
6444 (avr_legitimate_combined_insn): ...and implementation.
6446 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
6448 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
6449 * config/s390/s390.c (s390_const_operand_ok)
6450 (s390_canonicalize_comparison, s390_extract_part)
6451 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
6452 (s390_contiguous_bitmask_p, s390_rtx_costs)
6453 (legitimize_pic_address): Likewise.
6454 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
6455 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
6456 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
6457 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
6458 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
6460 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6462 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
6463 REGNO($0) == REGNO($1).
6465 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6467 * config/s390/linux.h(SIZE_TYPE): Add comment.
6469 2017-02-06 Julian Brown <julian@codesourcery.com>
6470 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6471 Virendra Pathak <virendra.pathak@broadcom.com>
6473 * config/aarch64/aarch64-cores.def: Change the scheduler
6475 * config/aarch64/aarch64.md: Include thunderx2t99.md.
6476 * config/aarch64/thunderx2t99.md: New file.
6478 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6480 * doc/standards.texi (Go Language): Update link to language
6483 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6485 * tree-eh.c (lower_resx): Sanitize profile.
6486 (cleanup_empty_eh_move_lp): Likewise.
6488 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6491 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
6493 * cfgloopmanip.h (loop_version): Update prototype.
6494 * modulo-sched.c (sms_schedule): Update call of loop_version.
6495 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
6496 * tree-parloops.c (gen_parallel_loop): Likewise.
6497 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
6498 * tree-ssa-loop-split.c (split_loop): Likewise.
6499 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
6500 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
6502 2017-02-05 Martin Liska <mliska@suse.cz>
6505 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
6507 (print_operand_address): Initialize a struct to zero.
6509 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6511 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
6512 garbage collector only in textual form.
6514 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6516 * doc/extend.texi (x86 specific memory model extensions for
6517 transactional memory): Simplify a phrase.
6519 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
6522 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
6523 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
6524 (atomic_storedi_1): Likewise.
6526 2017-02-04 Jakub Jelinek <jakub@redhat.com>
6528 PR tree-optimization/79338
6529 * tree-parloops.c (gather_scalar_reductions): Don't call
6530 vect_analyze_loop_form for loop->inner before destroying loop's
6533 2017-02-03 Martin Sebor <msebor@redhat.com>
6535 PR tree-optimization/79327
6536 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
6537 when precision has resulted in leading zeros.
6538 (format_integer): Adjust the likely counter to assume an unknown
6539 argument that may be zero is non-zero.
6541 2017-02-03 Jason Merrill <jason@redhat.com>
6544 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
6545 avoid copying non-taken branch.
6547 2017-02-03 Jakub Jelinek <jakub@redhat.com>
6549 PR tree-optimization/79340
6550 * tree-vect-loop.c (vectorizable_reduction): Release
6551 vec_defs elements after safe_splicing them into other vectors.
6554 PR tree-optimization/79327
6555 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
6556 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
6558 (format_integer): Use wide_int_to_tree instead of build_int_cst
6559 + to_?hwi. If argmin is NULL, just set argmin and argmax to
6560 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
6561 of shortest and longest sequence.
6563 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
6565 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
6566 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
6568 2017-02-03 Walter Lee <walt@tilera.com>
6571 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
6572 after initial stackframe link reg save.
6573 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
6575 2017-02-03 Jakub Jelinek <jakub@redhat.com>
6578 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
6579 wu for stxssp alternative.
6581 2017-02-03 Martin Sebor <msebor@redhat.com>
6583 PR tree-optimization/79352
6584 * gimple-fold.c (get_range_strlen): Add argument.
6585 (get_range_strlen): Change return type to bool.
6586 (get_maxval_strlen): Pass in a dummy argument.
6587 * gimple-fold.h (get_range_strlen): Change return type to bool.
6588 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
6589 * tree.h (array_at_struct_end_p): Add argument.
6590 * tree.c (array_at_struct_end_p): Handle it.
6592 2017-02-03 Martin Liska <mliska@suse.cz>
6595 * multiple_target.c (create_dispatcher_calls): Redirect edge
6596 from a caller of a dispatcher.
6597 (expand_target_clones): Make the clones local.
6598 (ipa_target_clone): Do both target clones and resolvers.
6599 (ipa_dispatcher_calls): Remove the pass.
6600 (pass_dispatcher_calls::gate): Likewise.
6601 (make_pass_dispatcher_calls): Likewise.
6602 * passes.def (pass_target_clone): Put as very first IPA early
6605 2017-02-03 Martin Liska <mliska@suse.cz>
6607 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
6608 in case of a function with ifunc attribute.
6610 2017-02-03 Martin Liska <mliska@suse.cz>
6612 * cgraph.c (cgraph_node::dump): Dump function version info.
6613 * symtab.c (symtab_node::dump_base): Add missing new line.
6615 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
6617 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
6618 (ifcombine_ifandif): Use it.
6620 2017-02-03 Martin Liska <mliska@suse.cz>
6622 * doc/invoke.texi: Document default value for
6623 use-after-scope-direct-emission-threshold.
6625 2017-02-03 Martin Liska <mliska@suse.cz>
6627 PR tree-optimization/79339
6628 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
6629 (format_floating): Likewise.
6631 2017-02-03 Martin Liska <mliska@suse.cz>
6634 * ipa-prop.c (ipa_node_params_t::insert): Remove current
6636 (ipa_node_params_t::remove): Likewise.
6637 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
6638 initialization from removed ipa_node_params_t::insert.
6639 (ipa_node_params::~ipa_node_params): Move from removed
6640 ipa_node_params_t::release.
6641 * symbol-summary.h (symbol_summary::m_released): New member.
6642 Do not release a summary twice. Do not allow to call finalizer
6643 for types of a summary that live in GGC memory.
6645 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6647 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
6650 2017-02-02 Martin Sebor <msebor@redhat.com>
6653 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
6654 (format_string): Tighten up the range of output for non-constant
6655 strings and correct the expected range for wide non-constant strings.
6657 2017-02-02 Martin Sebor <msebor@redhat.com>
6659 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
6662 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
6664 (-fdump-tree-@var): Add to index and document how to come up
6665 with pass-specific option and dump file names.
6666 (-fdump-passes): Clarify where to look for output.
6668 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
6671 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
6672 statistics of the analyzed path; allow threading for speed when
6673 any of BBs along the path are optimized for speed.
6675 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
6678 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
6679 settings of the virtual registers.
6682 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6684 * explow.c (get_dynamic_stack_size): Take known alignment of stack
6685 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
6688 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6690 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
6691 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
6693 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6695 * config/s390/s390.md: Add missing comments with the expanded
6697 * config/s390/vector.md: Likewise.
6698 * config/s390/vx-builtins.md: Likewise.
6700 2017-02-02 Jakub Jelinek <jakub@redhat.com>
6703 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
6704 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
6705 conditions on a single line.
6707 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6709 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
6710 __S390_VX__ to __VX__.
6712 2017-02-01 Andrew Pinski <apinski@cavium.com>
6714 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
6715 stmt_info to record_stmt_cost.
6716 (vect_get_known_peeling_cost): Pass stmt_info if known to
6718 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
6719 cpu_vector_cost field into
6720 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
6721 field into vec_int_stmt_cost and vec_fp_stmt_cost.
6722 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
6723 splitting of scalar_stmt_cost and vec_stmt_cost.
6724 (thunderx_vector_cost): Likewise.
6725 (cortexa57_vector_cost): LIkewise.
6726 (exynosm1_vector_cost): Likewise.
6727 (xgene1_vector_cost): Likewise.
6728 (thunderx2t99_vector_cost): Improve after the splitting of the two
6730 (aarch64_builtin_vectorization_cost): Update for the splitting of
6731 scalar_stmt_cost and vec_stmt_cost.
6733 2017-02-01 Torvald Riegel <triegel@redhat.com>
6734 Richard Henderson <rth@redhat.com>
6736 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
6737 conditional on existance of a fast atomic load.
6738 * optabs-query.c (can_atomic_load_p): New function.
6739 * optabs-query.h (can_atomic_load_p): Declare it.
6740 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
6741 no fast atomic load is available for the particular size of access.
6742 (expand_atomic_compare_and_swap): Likewise.
6743 (expand_atomic_load): Likewise.
6744 (expand_atomic_store): Likewise.
6745 (expand_atomic_fetch_op): Likewise.
6746 * testsuite/lib/target-supports.exp
6747 (check_effective_target_sync_int_128): Remove x86 because it provides
6748 no fast atomic load.
6749 (check_effective_target_sync_int_128_runtime): Likewise.
6751 2017-02-01 Richard Biener <rguenther@suse.de>
6753 * graphite.c: Include tree-vectorizer.h for find_loop_location.
6754 (graphite_transform_loops): Provide opt-info for optimized nests.
6755 * tree-parloop.c (parallelize_loops): Provide opt-info for
6758 2017-02-01 Richard Biener <rguenther@suse.de>
6761 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
6764 2017-02-01 Richard Biener <rguenther@suse.de>
6766 PR tree-optimization/71824
6767 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
6768 Verify the loops are valid in the merged SESE region.
6769 (scop_detection::can_represent_loop_1): Check analyzing the
6770 evolution of the number of iterations in the region succeeds.
6772 2017-01-31 Ian Lance Taylor <iant@golang.org>
6774 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
6775 REG_ARGS_SIZE note to 32-bit push insns and call insn.
6777 2017-01-31 David Malcolm <dmalcolm@redhat.com>
6779 PR preprocessor/79210
6780 * input.c (get_substring_ranges_for_loc): Replace line_width
6781 assertion with error-handling.
6783 2017-01-31 Richard Biener <rguenther@suse.de>
6785 PR tree-optimization/77318
6786 * graphite-sese-to-poly.c (extract_affine): Fix assert.
6787 (create_pw_aff_from_tree): Take loop parameter.
6788 (add_condition_to_pbb): Pass loop of the condition to
6789 create_pw_aff_from_tree.
6791 2017-01-31 Jakub Jelinek <jakub@redhat.com>
6793 * config/s390/s390.c (s390_asan_shadow_offset): New function.
6794 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
6796 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
6800 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
6802 (convert_int_to_float128): Likewise.
6803 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
6804 (convert_int_to_float128): Likewise.
6805 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
6806 (UNSPEC_IEEE128_CONVERT): Likewise.
6807 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
6808 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
6809 Use local variables for IBM extended format.
6810 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
6811 (fix_trunc<mode>si2_fprs): Likewise.
6812 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
6813 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
6814 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
6815 to know that we can now have integers of all sizes in vector
6817 (fix<uns>_<mode>di2_hw): Likewise.
6818 (float<uns>_<mode>si2_hw): Likewise.
6819 (fix_<mode>si2_hw): Likewise.
6820 (fixuns_<mode>si2_hw): Likewise.
6821 (float<uns>_<mode>di2_hw): Likewise.
6822 (float_<mode>di2_hw): Likewise.
6823 (float_<mode>si2_hw): Likewise.
6824 (floatuns_<mode>di2_hw): Likewise.
6825 (floatuns_<mode>si2_hw): Likewise.
6826 (xscvqp<su>wz_<mode>): Delete, no longer used.
6827 (xscvqp<su>dz_<mode>): Likewise.
6828 (xscv<su>dqp_<mode>): Likewise.
6829 (ieee128_mfvsrd_64bit): Likewise.
6830 (ieee128_mfvsrd_32bit): Likewise.
6831 (ieee128_mfvsrwz): Likewise.
6832 (ieee128_mtvsrw): Likewise.
6833 (ieee128_mtvsrd_64bit): Likewise.
6834 (ieee128_mtvsrd_32bit): Likewise.
6836 2017-01-31 Martin Liska <mliska@suse.cz>
6839 * ipa-prop.c (ipa_free_all_node_params): Call release method
6840 instead of ~sumbol_summary to not to trigger double times
6843 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
6845 PR tree-optimization/71691
6846 * bitmap.h (class auto_bitmap): New.
6847 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
6848 is_maybe_undefined instead of ssa_undefined_value_p.
6850 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6852 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
6853 __S390_ARCH_LEVEL__ to __ARCH__.
6855 2017-01-31 Jakub Jelinek <jakub@redhat.com>
6857 PR tree-optimization/79267
6858 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
6859 if should_remove_lhs_p is true.
6861 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
6864 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
6865 (add_alignment_attribute): New.
6866 (base_type_die): Add alignment attribute.
6867 (subrange_type_die): Likewise.
6868 (modified_type_die): Likewise.
6869 (gen_array_type_die): Likewise.
6870 (gen_descr_array_type_die: Likewise.
6871 (gen_enumeration_type_die): Likewise.
6872 (gen_subprogram_die): Likewise.
6873 (gen_variable_die): Likewise.
6874 (gen_field_die): Likewise.
6875 (gen_ptr_to_mbr_type_die): Likewise.
6876 (gen_struct_or_union_type_die): Likewise.
6877 (gen_subroutine_type_die): Likewise.
6878 (gen_typedef_die): Likewise.
6879 (base_type_cmp): Compare alignment attribute.
6881 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6884 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
6885 (setb_unsigned) New pattern for setb with CCUNS.
6886 * config/rs6000/rs6000.c (expand_block_compare): Use a different
6887 subfc./subfe sequence to avoid overflow problems. Generate a
6888 shorter sequence with cmpld/setb for power9.
6889 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
6890 for generating subfc. instruction.
6891 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
6892 now uses this instruction.
6894 2017-01-30 Ian Lance Taylor <iant@google.com>
6897 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
6898 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
6900 2017-01-30 Martin Sebor <msebor@redhat.com>
6902 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
6903 Move constant to the right of a relational operator.
6904 (get_mpfr_format_length, format_character, format_string): Ditto.
6905 (should_warn_p, maybe_warn): Same.
6907 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
6909 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
6912 * asan.c (get_translation_unit_decl): Remove function.
6913 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
6915 2017-01-30 Martin Liska <mliska@suse.cz>
6917 PR gcov-profile/79259
6918 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
6921 2017-01-30 Martin Liska <mliska@suse.cz>
6924 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
6925 Initialize variables with NULL value.
6927 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
6930 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
6932 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
6934 2017-01-30 Richard Biener <rguenther@suse.de>
6936 PR tree-optimization/79276
6937 * tree-vrp.c (process_assert_insertions): Properly adjust common
6938 when removing a duplicate.
6940 * gcc.dg/torture/pr79276.c: New testcase.
6942 2017-01-30 Richard Biener <rguenther@suse.de>
6944 PR tree-optimization/79256
6945 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
6946 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
6948 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
6950 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
6953 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
6954 ("*r<noxa>sbg_<mode>_sll_bitmask")
6955 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
6956 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
6957 Use contiguous_bitmask_nowrap_operand.
6959 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6962 * config/rs6000/altivec.h (vec_xl): Revise #define.
6963 (vec_xst): Likewise.
6965 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
6967 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
6969 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
6971 PR rtl-optimization/79194
6972 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
6973 traps before call to bypass_conditional_jumps.
6975 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
6977 PR tree-optimization/71374
6978 * lra-constraints.c (check_conflict_input_operands): New.
6979 (match_reload): Use it.
6981 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
6984 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
6985 account to calculate conflict_set.
6987 2017-01-27 Bin Cheng <bin.cheng@arm.com>
6989 PR rtl-optimization/78559
6990 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
6991 other_insn in combine.
6993 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
6995 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
6996 uint16_type_node for BT_UINT16.
6998 2017-01-27 David Malcolm <dmalcolm@redhat.com>
7000 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
7001 "RTL Tests" to menu.
7002 (GIMPLE Tests): New node.
7003 (RTL Tests): New node.
7005 2017-01-27 Richard Biener <rguenther@suse.de>
7007 PR tree-optimization/79245
7008 * tree-loop-distribution.c (distribute_loop): Apply cost
7009 modeling also to detected patterns.
7011 2017-01-27 Richard Biener <rguenther@suse.de>
7013 PR tree-optimization/71433
7014 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
7015 (compare_assert_loc): New function.
7016 (process_assert_insertions): Sort and optimize assert locations
7017 to remove duplicates and push down identical assertions on
7018 edges to their destination block.
7020 2017-01-27 Richard Biener <rguenther@suse.de>
7022 PR tree-optimization/79244
7023 * tree-vrp.c (remove_range_assertions): Forcefully propagate
7024 out SSA names even if abnormal.
7026 2017-01-27 Jakub Jelinek <jakub@redhat.com>
7028 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
7029 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
7030 instead of MPFR_RNDN.
7032 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
7035 * arm.c (arm_option_override): Don't call build_target_option_node
7036 until after doing all option overrides.
7037 (arm_valid_target_attribute_tree): Likewise.
7039 2017-01-27 Martin Liska <mliska@suse.cz>
7041 * doc/invoke.texi (-fprofile-arcs): Document profiling support
7042 for {cd}tors and C++ {cd}tors.
7044 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
7046 * config/s390/s390.md ("*setmem_long_and")
7047 ("*setmem_long_and_31z"): Use zero_extend instead of and.
7049 2017-01-26 Martin Sebor <msebor@redhat.com>
7051 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
7054 2017-01-26 Martin Sebor <msebor@redhat.com>
7056 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
7057 HAVE_DFmode before using XFmode or DFmode.
7058 (parse_directive): Avoid using the z length modifier to avoid
7059 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
7062 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
7063 to accept adjustment as an array.
7064 (get_int_range): New function.
7065 (struct directive): Make width and prec arrays.
7066 (directive::set_width, directive::set_precision): Call get_int_range.
7067 (format_integer, format_floating): Handle width and precision ranges.
7068 (format_string, parse_directive): Same.
7070 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7073 * dwarf2out.c (generate_skeleton_bottom_up): For children with
7074 comdat_type_p set, just clone them, but keep the children in the
7078 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
7079 which have direct callers with -fvar-tracking-assignments enabled
7081 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
7082 inside of type units.
7084 2017-01-26 Martin Sebor <msebor@redhat.com>
7087 * gimple-ssa-sprintf.c (struct result_range): Add likely and
7089 (struct format_result): Replace number_chars, number_chars_min,
7090 and number_chars_max with a single member of struct result_range.
7092 (format_result::operator+=): Adjust.
7093 (struct fmtresult): Remove bounded. Handle likely and unlikely
7095 (fmtresult::adjust_for_width_or_precision): New function.
7096 (fmtresult:type_max_digits): New function.
7097 (bytes_remaining): Handle likely and unlikely counters.
7098 (min_bytes_remaining): Remove.
7099 (format_percent): Simplify.
7100 (format_integer, format_floating): Set likely and unlikely counters.
7101 (get_string_length, format_character, format_string): Same.
7102 (format_plain, should_warn_p): New function.
7103 (maybe_warn): Call should_warn_p. Update diagnostic messages
7104 and handle those for all directives, including plain strings.
7105 (format_directive): Handle likely and unlikely counters.
7106 Remove unnecessary quoting from diagnostics. Add an informational
7108 (add_bytes): Remove.
7109 (pass_sprintf_length::compute_format_length): Simplify.
7110 (try_substitute_return_value): Handle likely and unlikely counters.
7112 2017-01-26 Carl Love <cel@us.ibm.com>
7114 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
7115 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
7117 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
7120 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
7121 endianess for subregs into account.
7122 * lra-constraints.c (lra_constraints): Do risky transformations
7123 always on the first iteration.
7124 * lra-lives.c (check_pseudos_live_through_calls): Add arg
7125 last_call_used_reg_set.
7126 (process_bb_lives): Define and use last_call_used_reg_set.
7127 * lra.c (lra): Always continue after lra_constraints on the first
7130 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
7132 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
7134 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
7136 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7138 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
7139 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
7140 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
7141 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
7142 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
7143 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
7144 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
7145 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
7146 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
7148 2017-01-26 Marek Polacek <polacek@redhat.com>
7151 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
7152 for the third operand.
7154 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7157 * omp-low.c (struct omp_context): Add simt_stmt field.
7158 (scan_omp_for): Return omp_context *.
7159 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
7160 context to the _simt_ SIMD stmt.
7161 (lower_omp_for): For combined SIMD with sibling _simt_
7162 SIMD, make sure to use the same decls in _looptemp_
7163 clauses as in the sibling.
7165 2017-01-26 David Sherwood <david.sherwood@arm.com>
7168 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
7171 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7174 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
7175 emit fld b; fld a; if possible.
7177 * brig-builtins.def: Update copyright years.
7178 * config/arm/arm_acle_builtins.def: Update copyright years.
7180 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7183 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
7184 constraint instead of o for the stxsd instruction.
7186 2017-01-25 Carl Love <cel@us.ibm.com>
7188 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
7189 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
7191 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
7193 * doc/invoke.texi (C++ Dialect Options): Fix typo.
7195 2017-01-25 Richard Biener <rguenther@suse.de>
7197 PR tree-optimization/69264
7198 * target.def (vector_alignment_reachable): Improve documentation.
7199 * doc/tm.texi: Regenerate.
7200 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
7202 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
7203 earlier changes with respect to TYPE_USER_ALIGN.
7204 (vector_alignment_reachable_p): Likewise. Improve dumping.
7206 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7209 * config/arm/arm.md (xordi3): Force constant operand into a register
7212 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7214 * doc/invoke.texi (-fstore-merging): Correct default optimization
7215 levels at which it is enabled.
7216 (-O): Move -fstore-merging from list to...
7219 2017-01-25 Richard Biener <rguenther@suse.de>
7222 * omp-expand.c: Include debug.h.
7223 (expand_omp_taskreg): Make sure to generate early debug before
7224 outlining anything from a function.
7225 (expand_omp_target): Likewise.
7226 (grid_expand_target_grid_body): Likewise.
7228 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
7231 * asan.c (get_translation_unit_decl): New function.
7232 (asan_add_global): Extract modules file name from globals
7233 TRANSLATION_UNIT_DECL name.
7235 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
7238 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
7239 for long calls with APCS frame and VFP.
7241 2017-01-24 David Malcolm <dmalcolm@redhat.com>
7243 * cfg.c (original_copy_tables_initialized_p): New function.
7244 * cfg.h (original_copy_tables_initialized_p): New decl.
7245 * cfgrtl.c (relink_block_chain): Guard the call to
7246 free_original_copy_tables with a call to
7247 original_copy_tables_initialized_p.
7248 * cgraph.h (symtab_node::native_rtl_p): New decl.
7249 * cgraphunit.c (symtab_node::native_rtl_p): New function.
7250 (symtab_node::needed_p): Don't assert for early assembly output
7251 for __RTL functions.
7252 (cgraph_node::finalize_function): Set "force_output" for __RTL
7254 (cgraph_node::analyze): Bail out early for __RTL functions.
7255 (analyze_functions): Update assertion to support __RTL functions.
7256 (cgraph_node::expand): Bail out early for __RTL functions.
7257 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
7259 * function.h (struct function): Update comment for field
7261 * gimple-expr.c: Include "tree-pass.h".
7262 (gimple_has_body_p): Return false for __RTL functions.
7263 * Makefile.in (OBJS): Add run-rtl-passes.o.
7264 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
7266 (gcc::pass_manager::get_clean_slate): New accessor.
7267 * passes.c: Include "insn-addr.h".
7268 (should_skip_pass_p): Add logging. Update logic for running
7269 "expand" to be compatible with both __GIMPLE and __RTL. Guard
7270 property-provider override so it is only done for gimple passes.
7272 (skip_pass): New function.
7273 (execute_one_pass): Call skip_pass when skipping passes.
7274 * read-md.c (md_reader::read_char): Support filtering
7275 the input to a subset of line numbers.
7276 (md_reader::md_reader): Initialize fields
7277 m_first_line and m_last_line.
7278 (md_reader::read_file_fragment): New function.
7279 * read-md.h (md_reader::read_file_fragment): New decl.
7280 (md_reader::m_first_line): New field.
7281 (md_reader::m_last_line): New field.
7282 * read-rtl-function.c (function_reader::create_function): Only
7283 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
7284 curr_properties. Set DECL_INITIAL to a dummy block.
7285 (read_rtl_function_body_from_file_range): New function.
7286 * read-rtl-function.h (read_rtl_function_body_from_file_range):
7288 * run-rtl-passes.c: New file.
7289 * run-rtl-passes.h: New file.
7291 2017-01-24 Jeff Law <law@redhat.com>
7293 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
7296 2017-01-24 Bin Cheng <bin.cheng@arm.com>
7298 PR tree-optimization/79159
7299 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
7300 (record_nonwrapping_iv): Improve boundary using above function if no
7301 value range information.
7303 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
7304 Martin Jambor <mjambor@suse.cz>
7306 * brig-builtins.def: New file.
7307 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
7308 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
7309 (DEF_HSAIL_SAT_BUILTIN): Likewise.
7310 (DEF_HSAIL_INTR_BUILTIN): Likewise.
7311 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
7312 * builtin-types.def (BT_INT8): New.
7313 (BT_INT16): Likewise.
7314 (BT_UINT8): Likewise.
7315 (BT_UINT16): Likewise.
7316 (BT_FN_ULONG): Likewise.
7317 (BT_FN_UINT_INT): Likewise.
7318 (BT_FN_UINT_ULONG): Likewise.
7319 (BT_FN_UINT_LONG): Likewise.
7320 (BT_FN_UINT_PTR): Likewise.
7321 (BT_FN_ULONG_PTR): Likewise.
7322 (BT_FN_INT8_FLOAT): Likewise.
7323 (BT_FN_INT16_FLOAT): Likewise.
7324 (BT_FN_UINT32_FLOAT): Likewise.
7325 (BT_FN_UINT16_FLOAT): Likewise.
7326 (BT_FN_UINT8_FLOAT): Likewise.
7327 (BT_FN_UINT64_FLOAT): Likewise.
7328 (BT_FN_UINT16_UINT32): Likewise.
7329 (BT_FN_UINT32_UINT16): Likewise.
7330 (BT_FN_UINT16_UINT16_UINT16): Likewise.
7331 (BT_FN_INT_PTR_INT): Likewise.
7332 (BT_FN_UINT_PTR_UINT): Likewise.
7333 (BT_FN_LONG_PTR_LONG): Likewise.
7334 (BT_FN_ULONG_PTR_ULONG): Likewise.
7335 (BT_FN_VOID_UINT64_UINT64): Likewise.
7336 (BT_FN_UINT8_UINT8_UINT8): Likewise.
7337 (BT_FN_INT8_INT8_INT8): Likewise.
7338 (BT_FN_INT16_INT16_INT16): Likewise.
7339 (BT_FN_INT_INT_INT): Likewise.
7340 (BT_FN_UINT_FLOAT_UINT): Likewise.
7341 (BT_FN_FLOAT_UINT_UINT): Likewise.
7342 (BT_FN_ULONG_UINT_UINT): Likewise.
7343 (BT_FN_ULONG_UINT_PTR): Likewise.
7344 (BT_FN_ULONG_ULONG_ULONG): Likewise.
7345 (BT_FN_UINT_UINT_UINT): Likewise.
7346 (BT_FN_VOID_UINT_PTR): Likewise.
7347 (BT_FN_UINT_UINT_PTR: Likewise.
7348 (BT_FN_UINT32_UINT64_PTR): Likewise.
7349 (BT_FN_INT_INT_UINT_UINT): Likewise.
7350 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
7351 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
7352 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
7353 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
7354 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
7355 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
7356 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
7357 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
7358 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
7359 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
7360 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
7361 * doc/frontends.texi: List BRIG FE.
7362 * doc/install.texi (Testing): Add BRIG tesring requirements.
7363 * doc/invoke.texi (Overall Options): Mention BRIG.
7364 * doc/standards.texi (Standards): Doucment BRIG HSA version.
7366 2017-01-24 Richard Biener <rguenther@suse.de>
7368 PR translation/79208
7369 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
7371 2017-01-24 Martin Jambor <mjambor@suse.cz>
7374 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
7375 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
7378 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
7381 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
7382 casts from signed to unsigned really don't have a range.
7384 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
7386 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
7387 GMP_RNDx for compatiblity.
7389 2017-01-24 Martin Liska <mliska@suse.cz>
7392 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
7393 that would prevent us to call alloca with -1 as argument.
7395 2017-01-24 Jakub Jelinek <jakub@redhat.com>
7397 * dwarf2out.c (output_compilation_unit_header, output_file_names):
7398 Avoid -Wformat-security warning.
7400 2017-01-23 Andrew Pinski <apinski@cavium.com>
7402 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
7405 2017-01-23 Martin Sebor <msebor@redhat.com>
7408 * gimple-ssa-sprintf.c (warn_level): New global.
7409 (format_integer): Use it here and throughout the rest of the file.
7410 Use the same switch to compute sign as base.
7411 (maybe_warn): New function.
7412 (format_directive): Factor out warnings into maybe_warn.
7413 Add debugging output. Use warn_level.
7414 (add_bytes): Use warn_level.
7415 (pass_sprintf_length::compute_format_length): Add debugging output.
7416 (try_substitute_return_value): Same.
7417 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
7420 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
7421 (struct fmtresult, format_integer, format_floating): Adjust.
7422 (fmtresult::fmtresult): Set max correctly in two argument ctor.
7423 (get_string_length, format_string,format_directive): Same.
7424 (pass_sprintf_length::compute_format_length): Same.
7425 (try_substitute_return_value): Simplify slightly.
7428 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
7429 (fmtresult::operator+=): Outlined.
7430 (struct fmtresult): Add ctors.
7431 (struct conversion_spec): Rename...
7432 (struct directive): ...to this. Add and remove data members.
7433 (directive::set_width, directive::set_precision): New functions.
7434 (format_percent): Use fmtresult ctor.
7435 (get_width_and_precision): Remove.
7436 (format_integer): Make naming changes. Avoid computing width and
7438 (format_floating): Same. Adjust indentation.
7439 (format_character, format_none): New functions.
7440 (format_string): Moved character handling to format_character.
7441 (format_directive): Remove arguments, change return type.
7442 (parse_directive): New function.
7443 (pass_sprintf_length::compute_format_length): Move directive
7444 parsing to parse_directive.
7446 2017-01-23 Jakub Jelinek <jakub@redhat.com>
7448 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
7449 (assign_assembler_name_if_needed): ... this.
7450 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
7451 (assign_assembler_name_if_needed): ... this.
7452 (free_lang_data_in_cgraph): Adjust callers.
7453 * cgraphunit.c (cgraph_node::analyze): Likewise.
7454 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
7457 2017-01-23 Richard Biener <rguenther@suse.de>
7459 PR tree-optimization/79088
7460 PR tree-optimization/79188
7461 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
7462 resetting loop bounds after last path deletion. Reset loop
7463 bounds of the target loop, make code match the comments.
7464 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
7465 Make sure loops need no fixups.
7467 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
7469 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
7470 exponent support with double type for first argument.
7471 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
7472 type returned by __builtin_vec_extract_sig,
7473 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
7474 functions from "vector int" to "vector unsigned int" or from
7475 "vector long long int" to "vector unsigned long long int".
7476 Changed type returned by __builtin_vec_extract_exp,
7477 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
7478 functions from "vector int" to "vector unsigned int" or from
7479 "vector long long int" to "vector unsigned long long int".
7480 Changed return type of __builtin_vec_test_data_class,
7481 __builtin_vec_test_data_class_sp, and
7482 __builtin_vec_test_data_class_dp from "vector int" to
7483 "vector bool int" or from "vector long long int" to "vector bool
7484 long long int" and changed second argument type from "unsigned
7485 int" to "int". Added new overloaded function forms "vector float
7486 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
7487 "vector float __builtin_vec_insert_exp_sp (vector float, vector
7488 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
7489 double, vector unsigned long long int)" and "vector double
7490 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
7491 long int)". Changed return type of
7492 __builtin_scalar_test_data_class and
7493 __builtin_scalar_test_data_class_sp and
7494 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
7495 int" and changed second argument from "unsigned int" to "int".
7496 Changed type returned by __builtin_scalar_test_neg,
7497 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
7498 from "int" to "bool int". Added new overloaded function form
7499 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
7500 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
7501 exponent double-precision with floating point first argument.
7502 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
7503 documentation of scalar_test_data_class, scalar_test_neg,
7504 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
7505 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
7506 vec_test_data_class built-in functions to reflect refinements in
7507 their type signatures.
7509 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
7511 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
7513 (aarch64_elf_asm_destructor): Likewise.
7515 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
7517 PR rtl-optimization/78634
7518 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
7519 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
7520 * ifcvt.c (noce_try_cmove): Add missing cost check.
7522 PR rtl-optimization/71724
7523 * combine.c (if_then_else_cond): Look for situations where it is
7524 beneficial to undo the work of one of the recursive calls.
7526 2017-01-23 Bin Cheng <bin.cheng@arm.com>
7528 PR tree-optimization/70754
7529 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
7530 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
7531 combined stmt before it if not NULL.
7532 (combine_chains): Process refs reversely and compute dominance point
7535 2017-01-23 Martin Liska <mliska@suse.cz>
7537 PR tree-optimization/79196
7538 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
7539 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
7541 (strlen_optimize_stmt): Call the renamed function.
7543 2017-01-23 Michael Matz <matz@suse.de>
7545 PR tree-optimization/78384
7546 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
7548 2017-01-23 Richard Biener <rguenther@suse.de>
7550 PR tree-optimization/79186
7551 * tree-vrp.c (register_new_assert_for): Make sure we've seen
7552 both incoming edges before moving an assert.
7554 2017-01-23 Martin Jambor <mjambor@suse.cz>
7556 * ipa-prop.c (load_from_param_1): Removed.
7557 (load_from_unmodified_param): Bits from load_from_param_1 put back
7559 (load_from_param): Removed.
7560 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
7561 with stmt. Reverted back to use of load_from_unmodified_param.
7563 2017-01-23 Martin Jambor <mjambor@suse.cz>
7566 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
7567 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
7568 field a pointer to garbage collected vector, mark lattices and
7569 ipcp_orig_node with GTY((skip)).
7570 (ipa_get_param_count): Adjust to descriptors being a pointer.
7571 (ipa_get_param): Likewise.
7572 (ipa_get_type): Likewise.
7573 (ipa_get_param_move_cost): Likewise.
7574 (ipa_set_param_used): Likewise.
7575 (ipa_get_controlled_uses): Likewise.
7576 (ipa_set_controlled_uses): Likewise.
7577 (ipa_is_param_used): Likewise.
7578 (ipa_node_params_t): Move into garbage collector. New methods insert
7580 (ipa_node_params_sum): Annotate wth GTY(()).
7581 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
7583 (ipa_load_from_parm_agg): Adjust declaration.
7584 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
7585 * ipa-profile.c (ipa_profile): Likewise.
7586 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
7587 (ipa_populate_param_decls): Make descriptors parameter garbage
7589 (ipa_dump_param): Adjust to descriptors being a pointer.
7590 (ipa_alloc_node_params): Likewise.
7591 (ipa_initialize_node_params): Likewise.
7592 (load_from_param_1): Make descriptors parameter garbage collected.
7593 (load_from_unmodified_param): Likewise.
7594 (load_from_param): Likewise.
7595 (ipa_load_from_parm_agg): Likewise.
7596 (ipa_node_params::~ipa_node_params): Removed.
7597 (ipa_free_all_node_params): Remove call to delete operator.
7598 (ipa_node_params_t::insert): New.
7599 (ipa_node_params_t::remove): Likewise.
7600 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
7601 copy known_csts and known_contexts vectors.
7602 (ipa_read_node_info): Adjust to descriptors being a pointer.
7603 (ipcp_modif_dom_walker): Make m_descriptors field garbage
7605 (ipcp_transform_function): Make descriptors variable garbage
7608 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
7610 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
7611 * config/i386/avx512dqintrin.h: Ditto.
7612 * config/i386/avx512fintrin.h: Ditto.
7613 * gcc/config/i386/i386.c: Handle new builtins.
7614 * config/i386/i386-builtin.def: Add new builtins.
7615 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
7616 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
7618 2017-01-23 Jakub Jelinek <jakub@redhat.com>
7619 Martin Liska <mliska@suse.cz>
7621 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
7622 * asan.c (asan_expand_poison_ifn): Support stores and use
7623 appropriate ASAN report function.
7624 * internal-fn.c (expand_ASAN_POISON_USE): New function.
7625 * internal-fn.def (ASAN_POISON_USE): Declare.
7626 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
7627 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
7628 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
7629 ASAN_POISON calls w/o LHS.
7630 * tree-ssa.c (execute_update_addresses_taken): Create clobber
7631 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
7632 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
7633 * gimplify.c (asan_poison_variables): Add attribute
7634 use_after_scope_memory to variables that really needs to live
7636 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
7637 having the attribute.
7639 2017-01-23 Martin Liska <mliska@suse.cz>
7641 * asan.c (create_asan_shadow_var): New function.
7642 (asan_expand_poison_ifn): Likewise.
7643 * asan.h (asan_expand_poison_ifn): New declaration.
7644 * internal-fn.c (expand_ASAN_POISON): Likewise.
7645 * internal-fn.def (ASAN_POISON): New builtin.
7646 * sanopt.c (pass_sanopt::execute): Expand
7647 asan_expand_poison_ifn.
7648 * tree-inline.c (copy_decl_for_dup_finish): Make function
7650 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
7651 * tree-ssa.c (is_asan_mark_p): New function.
7652 (execute_update_addresses_taken): Rewrite local variables
7653 (identified just by use-after-scope as addressable) into SSA.
7655 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
7657 * doc/install.texi (Specific): opensource.apple.com uses https
7658 now. Remove trailing slash.
7660 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
7662 * README.Portability: Remove note on an Irix compatibility issue.
7664 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
7666 * gcov.c (INCLUDE_ALGORITHM): Define.
7667 (INCLUDE_VECTOR): Define.
7668 No longer include <vector> and <algorithm> directly.
7670 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
7672 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
7674 * doc/invoke.texi (Code Gen Options): Ditto.
7676 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
7679 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
7681 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
7683 rtl-optimization/79125
7684 * cprop.c (local_cprop_pass): Handle cases where we make an
7687 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
7691 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
7692 read from, for big endian.
7694 2017-01-20 Jiong Wang <jiong.wang@arm.com>
7696 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
7697 register pauth builtins for LP64 only.
7699 2017-01-20 Marek Polacek <polacek@redhat.com>
7702 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
7705 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
7707 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
7709 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
7710 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
7711 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
7713 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7716 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
7717 in big-endian mode when they are not a single duplicated value.
7719 2017-01-20 Richard Biener <rguenther@suse.de>
7721 * BASE-VER: Bump to 7.0.1.
7723 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
7725 * omp-low.c (omplow_simd_context): New struct. Use it...
7726 (lower_rec_simd_input_clauses): ...here and...
7727 (lower_rec_input_clauses): ...here to hold common data. Adjust all
7728 references to idx, lane, max_vf, is_simt.
7730 2017-01-20 Graham Markall <graham.markall@embecosm.com>
7732 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
7735 2017-01-20 Martin Jambor <mjambor@suse.cz>
7737 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
7738 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
7740 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
7741 (GTFILES): Rename hsa.c to hsa-common.c.
7742 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
7743 * hsa-dump.c: Likewise.
7744 * hsa-gen.c: Likewise.
7745 * hsa-regalloc.c: Likewise.
7746 * ipa-hsa.c: Likewise.
7747 * omp-expand.c: Likewise.
7748 * omp-low.c: Likewise.
7749 * toplev.c: Likewise.
7751 2017-01-20 Marek Polacek <polacek@redhat.com>
7754 * doc/invoke.texi: Document -Wduplicated-branches.
7755 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
7756 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
7757 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
7758 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
7759 return 0 only when not OEP_LEXICOGRAPHIC.
7760 (fold_build_cleanup_point_expr): Use the expression
7761 location when building CLEANUP_POINT_EXPR.
7762 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
7763 * tree.c (add_expr): Handle error_mark_node.
7765 2017-01-20 Martin Liska <mliska@suse.cz>
7768 * tree-profile.c (init_ic_make_global_vars): Do not call
7770 (gimple_init_gcov_profiler): Likewise.
7772 2017-01-20 Martin Liska <mliska@suse.cz>
7775 * cgraph.h (maybe_create_reference): Remove argument and
7777 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
7779 * ipa-cp.c (create_specialized_node): Likewise.
7780 * symtab.c (symtab_node::maybe_create_reference): Handle
7781 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
7783 2017-01-20 Martin Liska <mliska@suse.cz>
7785 * read-rtl-function.c (function_reader::create_function): Use
7786 build_decl instread of build_decl_stat.
7788 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
7790 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
7791 * config/i386/avx512dqintrin.h: Ditto.
7792 * config/i386/avx512fintrin.h: Ditto.
7793 * config/i386/i386-builtin-types.def: Add new types.
7794 * gcc/config/i386/i386.c: Handle new types.
7795 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
7796 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
7797 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
7798 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
7799 (__builtin_ia32_kshiftridi): New.
7800 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
7802 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
7806 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
7807 define to rs6000_init_stack_protect_guard.
7808 (rs6000_init_stack_protect_guard): New function.
7810 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
7811 Yunqiang Su <yunqiang.su@imgtec.com>
7813 * config.gcc (supported_defaults): Add madd4.
7814 (with_madd4): Add validation.
7815 (all_defaults): Add madd4.
7816 * config/mips/mips.opt (mmadd4): New option.
7817 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7819 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
7821 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
7822 (ISA_HAS_FUSED_MADD4): Likewise.
7823 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
7824 * gcc/doc/install.texi (--with-madd4): Document the new option.
7826 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7828 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
7829 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
7830 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
7831 (aarch64_init_pauth_hint_builtins): New.
7832 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
7833 (aarch64_expand_builtin): Expand new builtins.
7835 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7837 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
7838 * combine-stack-adj.c (no_unhandled_cfa): Handle
7839 REG_CFA_TOGGLE_RA_MANGLE.
7840 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
7841 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
7842 info for return address signing.
7843 (aarch64_expand_epilogue): Likewise.
7845 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7847 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
7848 * config/aarch64/aarch64-protos.h
7849 (aarch64_return_address_signing_enabled): New declaration.
7850 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
7852 (aarch64_expand_prologue): Sign return address before it's pushed onto
7854 (aarch64_expand_epilogue): Authenticate return address fetched from
7856 (aarch64_override_options): Sanity check for ILP32 and ISA level.
7857 (aarch64_attributes): New function attributes for "sign-return-address".
7858 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
7859 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
7860 ("*do_return"): Generate combined instructions according to key index.
7861 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
7862 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
7864 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
7865 * config/aarch64/aarch64.opt (msign-return-address=): New.
7866 * doc/extend.texi (AArch64 Function Attributes): Documents
7867 "sign-return-address=".
7868 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
7870 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
7872 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
7873 overall option summary.
7875 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7877 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
7878 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
7879 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
7880 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
7882 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
7884 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
7885 -mpower9-minmax by default for -mcpu=power9.
7886 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
7887 128-bit floating point.
7889 2017-01-20 Alan Modra <amodra@gmail.com>
7891 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
7892 optimizing for size.
7894 2017-01-20 Alan Modra <amodra@gmail.com>
7897 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
7898 for strcmp and strncmp from corresponding builtin decl.
7900 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
7902 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
7903 instead of i386/rtems-64.h.
7904 * config/i386/rtems-64.h: Remove.
7906 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
7910 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
7912 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
7914 2017-01-19 Tamar Christina <tamar.christina@arm.com>
7916 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
7917 Change int to HOST_WIDE_INT.
7918 * config/aarch64/aarch64-protos.h
7919 (aarch64_simd_gen_const_vector_dup): Likewise.
7920 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
7922 2017-01-19 David Malcolm <dmalcolm@redhat.com>
7924 * langhooks-def.h (lhd_type_for_size): New decl.
7925 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
7926 * langhooks.c (lhd_type_for_size): New function, taken from
7929 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
7931 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
7932 define_bypass for CR latency.
7933 (power9-cracked-alu): Update bypass latency and remove power9-branch.
7934 (power9-alu2): Add define_bypass for CR latency.
7936 (power9-mul): Update insn latency.
7937 (power9-mul-compare): Update insn latency, bypass latency and remove
7940 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7942 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
7944 * config/aarch64/aarch64.md
7945 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
7946 aarch64_nopcrelative_literal_loads.
7947 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
7949 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
7951 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
7953 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
7955 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
7958 * config.gcc (supported_defaults): Add lxc1-sxc1.
7959 (with_lxc1_sxc1): Add validation.
7960 (all_defaults): Add lxc1-sxc1.
7961 * config/mips/mips.opt (mlxc1-sxc1): New option.
7962 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7964 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
7965 __mips_no_lxc1_sxc1.
7966 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
7967 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
7968 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
7970 2017-01-19 Richard Biener <rguenther@suse.de>
7972 PR tree-optimization/72488
7973 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
7974 sure to restore SSA info.
7975 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
7977 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
7979 PR rtl-optimization/79121
7980 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
7981 of the inner type when shifting an extended value.
7983 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
7986 * symtab.c (symtab_node::equal_address_to): Fix comparing of
7987 interposable aliases.
7989 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
7992 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
7993 Use the evmergelohi instruction.
7994 (mov_si<mode>_e500_subreg4_2_le): Likewise.
7995 (mov_sitf_e500_subreg8_2_be): Likewise.
7996 (mov_sitf_e500_subreg12_2_le): Likewise.
7997 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
7998 (mov_si<mode>_e500_subreg4_2_be): Likewise.
7999 (mov_sitf_e500_subreg8_2_le): Likewise.
8000 (mov_sitf_e500_subreg12_2_be): Likewise.
8002 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8004 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
8005 attribute from vecsimple to vecperm.
8006 (altivec_vbpermq2): Likewise.
8008 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8011 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
8013 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8014 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
8015 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
8016 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
8017 case where N arg is SIZE_MAX.
8018 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
8019 (cmpstrsi): Add pattern.
8021 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8023 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8024 __builtin_vec_revb builtins.
8025 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
8026 built-in functions to support generation of the ISA 3.0 XXBR<x>
8027 vector byte reverse instructions.
8028 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
8029 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
8030 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
8031 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
8032 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
8033 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
8034 (P9V_BUILTIN_VEC_REVB): Likewise.
8035 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
8036 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
8037 (p9_xxbrq_v16qi): Likewise.
8038 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
8039 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
8040 (p9_xxbrh_v8hi): Likewise.
8041 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
8042 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
8043 vec_revb built-in functions.
8045 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
8047 PR rtl-optimization/78952
8048 * config/i386/i386.md (any_extract): New code iterator.
8049 (*insvqi_2): Use any_extract for source operand.
8050 (*insvqi_3): Use any_shiftrt for source operand.
8052 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
8054 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
8056 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
8058 2017-01-18 Matthias Klose <doko@ubuntu.com>
8060 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
8062 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8064 * config/rs6000/altivec.h (vec_bperm): Change #define.
8065 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
8066 (altivec_vbpermq2): New define_insn.
8067 (altivec_vbpermd): Likewise.
8068 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
8070 (VBPERMD): Likewise.
8071 (VBPERM): New polymorphic function interface.
8072 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
8073 Add entries for P9V_BUILTIN_VEC_VBPERM.
8074 * doc/extend.texi: Add interfaces for vec_bperm.
8076 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8078 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
8079 first letter of error messages.
8080 (s390_resolve_overloaded_builtin): Likewise.
8081 * config/s390/s390.c (s390_expand_builtin): Likewise.
8082 (s390_invalid_arg_for_unprototyped_fn): Likewise.
8083 (s390_valid_target_attribute_inner_p): Likewise.
8084 * config/s390/s390.md ("tabort"): Likewise.
8086 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
8088 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
8089 (ISA_AVOID_DIV_HILO): New macro.
8090 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
8091 (ISA_HAS_DDIV): Likewise.
8093 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8095 * doc/invoke.texi (fabi-version): Correct number of occurrences.
8097 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8099 * doc/invoke.texi (fabi-version): Spelling fix.
8101 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8104 * doc/invoke.texi (fabi-version): Mention mangling fix for
8107 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8110 * doc/invoke.texi (fabi-version): Document discriminator mangling.
8112 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
8115 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
8116 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
8118 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
8120 (stack_protect_test): Ditto.
8121 * config/rs6000/rs6000.opt (mstack-protector-guard=,
8122 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
8124 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
8125 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
8126 -mstack-protector-guard-offset=.
8127 (RS/6000 and PowerPC Options): Ditto.
8129 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
8131 * config/i386/i386.h (MASK_CLASS_P): New define.
8132 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
8133 there are no registers from different register sets also when
8134 mask registers are used. Update function comment.
8135 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
8136 to (*k/*r) and (*k/*km) alternatives.
8138 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
8140 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
8141 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
8142 (EH_RETURN_HANDLER_RTX): New define.
8143 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
8144 Force frame pointer in EH return functions.
8145 (aarch64_expand_epilogue): Add barrier for eh_return.
8146 (aarch64_final_eh_return_addr): Remove.
8147 (aarch64_eh_return_handler_rtx): New function.
8148 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
8150 (aarch64_eh_return_handler_rtx): New prototype.
8152 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8154 * config/rs6000/altivec.h (vec_rlmi): New #define.
8155 (vec_vrlnm): Likewise.
8156 (vec_rlnm): Likewise.
8157 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
8158 (UNSPEC_VRLNM): Likewise.
8159 (VIlong): New mode iterator.
8160 (altivec_vrl<VI_char>mi): New define_insn.
8161 (altivec_vrl<VI_char>nm): Likewise.
8162 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
8165 (RLNM): New polymorphic function entry.
8166 (VRLWMI): New monomorphic function entry.
8168 (RLMI): New polymorphic function entry.
8169 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
8170 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
8171 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
8174 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8177 * dwarf2out.c (field_byte_offset): Restore the
8178 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
8179 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
8180 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
8183 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
8186 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
8188 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8191 * dwarf2out.c (add_data_member_location_attribute): For constant
8192 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
8193 instead of DW_AT_data_member_location, DW_AT_bit_offset and
8194 DW_AT_byte_size attributes.
8196 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
8198 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
8199 after forcing to constant memory when the code model is medium.
8201 2017-01-17 Julia Koval <julia.koval@intel.com>
8204 * config/i386/avx512fintrin.h
8205 (_mm512_i32gather_ps): Change __addr type to void const*.
8206 (_mm512_mask_i32gather_ps): Ditto.
8207 (_mm512_i32gather_pd): Ditto.
8208 (_mm512_mask_i32gather_pd): Ditto.
8209 (_mm512_i64gather_ps): Ditto.
8210 (_mm512_mask_i64gather_ps): Ditto.
8211 (_mm512_i64gather_pd): Ditto.
8212 (_mm512_mask_i64gather_pd): Ditto.
8213 (_mm512_i32gather_epi32): Ditto.
8214 (_mm512_mask_i32gather_epi32): Ditto.
8215 (_mm512_i32gather_epi64): Ditto.
8216 (_mm512_mask_i32gather_epi64): Ditto.
8217 (_mm512_i64gather_epi32): Ditto.
8218 (_mm512_mask_i64gather_epi32): Ditto.
8219 (_mm512_i64gather_epi64): Ditto.
8220 (_mm512_mask_i64gather_epi64): Ditto.
8221 (_mm512_i32scatter_ps): Change __addr type to void*.
8222 (_mm512_mask_i32scatter_ps): Ditto.
8223 (_mm512_i32scatter_pd): Ditto.
8224 (_mm512_mask_i32scatter_pd): Ditto.
8225 (_mm512_i64scatter_ps): Ditto.
8226 (_mm512_mask_i64scatter_ps): Ditto.
8227 (_mm512_i64scatter_pd): Ditto.
8228 (_mm512_mask_i64scatter_pd): Ditto.
8229 (_mm512_i32scatter_epi32): Ditto.
8230 (_mm512_mask_i32scatter_epi32): Ditto.
8231 (_mm512_i32scatter_epi64): Ditto.
8232 (_mm512_mask_i32scatter_epi64): Ditto.
8233 (_mm512_i64scatter_epi32): Ditto.
8234 (_mm512_mask_i64scatter_epi32): Ditto.
8235 (_mm512_i64scatter_epi64): Ditto.
8236 (_mm512_mask_i64scatter_epi64): Ditto.
8237 * config/i386/avx512pfintrin.h
8238 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
8239 (_mm512_mask_prefetch_i32gather_ps): Ditto.
8240 (_mm512_mask_prefetch_i64gather_pd): Ditto.
8241 (_mm512_mask_prefetch_i64gather_ps): Ditto.
8242 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
8243 (_mm512_prefetch_i32scatter_ps): Ditto.
8244 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
8245 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
8246 (_mm512_prefetch_i64scatter_pd): Ditto.
8247 (_mm512_prefetch_i64scatter_ps): Ditto.
8248 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
8249 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
8250 * config/i386/avx512vlintrin.h
8251 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
8252 (_mm_mmask_i32gather_ps): Ditto.
8253 (_mm256_mmask_i32gather_pd): Ditto.
8254 (_mm_mmask_i32gather_pd): Ditto.
8255 (_mm256_mmask_i64gather_ps): Ditto.
8256 (_mm_mmask_i64gather_ps): Ditto.
8257 (_mm256_mmask_i64gather_pd): Ditto.
8258 (_mm_mmask_i64gather_pd): Ditto.
8259 (_mm256_mmask_i32gather_epi32): Ditto.
8260 (_mm_mmask_i32gather_epi32): Ditto.
8261 (_mm256_mmask_i32gather_epi64): Ditto.
8262 (_mm_mmask_i32gather_epi64): Ditto.
8263 (_mm256_mmask_i64gather_epi32): Ditto.
8264 (_mm_mmask_i64gather_epi32): Ditto.
8265 (_mm256_mmask_i64gather_epi64): Ditto.
8266 (_mm_mmask_i64gather_epi64): Ditto.
8267 (_mm256_i32scatter_ps): Change __addr type to void*.
8268 (_mm256_mask_i32scatter_ps): Ditto.
8269 (_mm_i32scatter_ps): Ditto.
8270 (_mm_mask_i32scatter_ps): Ditto.
8271 (_mm256_i32scatter_pd): Ditto.
8272 (_mm256_mask_i32scatter_pd): Ditto.
8273 (_mm_i32scatter_pd): Ditto.
8274 (_mm_mask_i32scatter_pd): Ditto.
8275 (_mm256_i64scatter_ps): Ditto.
8276 (_mm256_mask_i64scatter_ps): Ditto.
8277 (_mm_i64scatter_ps): Ditto.
8278 (_mm_mask_i64scatter_ps): Ditto.
8279 (_mm256_i64scatter_pd): Ditto.
8280 (_mm256_mask_i64scatter_pd): Ditto.
8281 (_mm_i64scatter_pd): Ditto.
8282 (_mm_mask_i64scatter_pd): Ditto.
8283 (_mm256_i32scatter_epi32): Ditto.
8284 (_mm256_mask_i32scatter_epi32): Ditto.
8285 (_mm_i32scatter_epi32): Ditto.
8286 (_mm_mask_i32scatter_epi32): Ditto.
8287 (_mm256_i32scatter_epi64): Ditto.
8288 (_mm256_mask_i32scatter_epi64): Ditto.
8289 (_mm_i32scatter_epi64): Ditto.
8290 (_mm_mask_i32scatter_epi64): Ditto.
8291 (_mm256_i64scatter_epi32): Ditto.
8292 (_mm256_mask_i64scatter_epi32): Ditto.
8293 (_mm_i64scatter_epi32): Ditto.
8294 (_mm_mask_i64scatter_epi32): Ditto.
8295 (_mm256_i64scatter_epi64): Ditto.
8296 (_mm256_mask_i64scatter_epi64): Ditto.
8297 (_mm_i64scatter_epi64): Ditto.
8298 (_mm_mask_i64scatter_epi64): Ditto.
8299 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
8300 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
8301 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
8302 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
8303 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
8304 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
8305 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
8306 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
8307 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
8308 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
8309 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
8310 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
8311 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
8312 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
8313 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
8314 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
8315 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
8316 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
8317 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
8318 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
8319 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
8320 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
8321 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
8322 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
8323 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
8324 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
8325 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
8326 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
8327 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
8328 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
8329 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
8330 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
8331 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
8332 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
8333 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
8334 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
8335 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
8336 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
8337 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
8338 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
8339 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
8340 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
8341 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
8342 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
8343 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
8344 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
8345 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
8346 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
8347 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
8348 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
8349 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
8350 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
8351 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
8352 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
8353 definitions accordingly.
8355 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
8356 Kuan-Lin Chen <kuanlinchentw@gmail.com>
8359 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
8362 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
8365 * ira-conflicts.c (ira_build_conflicts): Update total conflict
8366 hard regs for inner regno.
8368 2017-01-17 Martin Liska <mliska@suse.cz>
8371 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
8372 assumption and add comment.
8374 2017-01-17 Nathan Sidwell <nathan@acm.org>
8376 * ipa-visibility.c (localize_node): New function, broken out of ...
8377 (function_and_variable_visibility): ... here. Call it.
8379 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
8382 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
8383 correctly set frequency of oudgoing edge.
8384 (duplicate_thread_path): Fix profile updating.
8386 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8389 * configure.ac: Add GCC_BASE_VER.
8390 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
8391 version from BASE-VER file.
8392 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
8393 (gcc.o): Depend on $(BASEVER).
8394 * common.opt (dumpfullversion): New option.
8395 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
8396 * doc/invoke.texi: Document -dumpfullversion.
8397 * doc/install.texi: Document --with-gcc-major-version-only.
8398 * configure: Regenerated.
8400 2017-01-17 Richard Biener <rguenther@suse.de>
8402 PR tree-optimization/71433
8403 * tree-vrp.c (register_new_assert_for): Merge same asserts
8404 on all incoming edges.
8405 (process_assert_insertions_for): Handle insertions at the
8408 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
8410 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
8411 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
8413 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
8416 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
8419 2017-01-17 Alan Modra <amodra@gmail.com>
8422 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
8423 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
8424 symbolic stack limit when pic.
8426 2017-01-16 Martin Sebor <msebor@redhat.com>
8428 PR tree-optimization/78608
8429 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
8431 2017-01-16 Jeff Law <law@redhat.com>
8434 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
8435 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
8436 for several include directories that may be relative to sysroot.
8437 * config/i386/x-mingw32 (gplus_includedir): Define.
8438 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
8439 (native_system_includedir): Likewise.
8440 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
8441 override if TARGET_SYSTEM_ROOT is defined.
8442 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
8444 PR tree-optimization/79090
8445 PR tree-optimization/33562
8446 PR tree-optimization/61912
8447 PR tree-optimization/77485
8448 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
8449 and computed trims into the dump file.
8451 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
8453 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
8455 2017-01-16 Jakub Jelinek <jakub@redhat.com>
8458 * gimplify.c (gimplify_init_constructor): If want_value and
8459 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
8463 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
8464 sequence. Formatting fixes.
8465 (doloop_optimize): Formatting fixes.
8468 * gcc.c (debug_level_greater_than_spec_func): New function.
8469 (static_spec_functions): Add debug-level-gt spec function.
8470 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
8472 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8473 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8474 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
8475 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
8476 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
8477 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
8479 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
8481 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
8482 QImode fixups to general and mask registers only.
8484 2017-01-16 Carl Love <cel@us.ibm.com>
8486 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
8487 for built-in functions
8488 vector signed char vec_nabs (vector signed char)
8489 vector signed short vec_nabs (vector signed short)
8490 vector signed int vec_nabs (vector signed int)
8491 vector signed long long vec_nabs (vector signed long long)
8492 vector float vec_nabs (vector float)
8493 vector double vec_nabs (vector double)
8494 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
8496 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
8497 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
8498 * doc/extend.texi: Update the documentation file for the new built-in
8501 2017-01-16 Martin Sebor <msebor@redhat.com>
8503 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
8506 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8508 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
8509 UNSPEC_VSX__XXSPLTD to require special splat handling.
8511 2017-01-16 David Malcolm <dmalcolm@redhat.com>
8514 * system.h: Poison strndup.
8516 2017-01-16 Alan Modra <amodra@gmail.com>
8519 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
8522 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
8524 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
8526 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
8528 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
8529 call recog here. Assert that INSN_CODE (insn) is non-negative.
8531 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8534 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
8536 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
8537 in the currently scheduled RTL fragment.
8539 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8541 PR rtl-optimization/78751
8542 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
8545 2017-01-14 Jeff Law <law@redhat.com>
8547 PR tree-optimization/79090
8548 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
8549 variable length stores.
8550 (compute_trims): Delete dead assignment to *trim_tail.
8551 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
8554 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
8556 PR rtl-optimization/78626
8557 PR rtl-optimization/78727
8558 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
8559 of a block, and split such blocks after everything else is finished.
8561 2017-01-14 Alan Modra <amodra@gmail.com>
8564 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
8565 target legitimate_combined_insn.
8566 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
8567 (rs6000_legitimate_combined_insn): New function.
8568 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
8570 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
8571 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
8572 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
8574 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
8576 * doc/frontends.texi (G++ and GCC): Remove references to Java.
8578 2017-01-13 Jeff Law <law@redhat.com>
8580 PR tree-optimization/33562
8581 PR tree-optimization/61912
8582 PR tree-optimization/77485
8583 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
8585 (delete_dead_assignment): Likewise.
8586 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
8587 statement to delete_dead_call and delete_dead_assignment.
8589 2017-01-13 David Malcolm <dmalcolm@redhat.com>
8592 * substring-locations.c (format_warning_va): Strengthen case 1 so
8593 that both endpoints of the substring must be within the format
8594 range for just the substring to be printed.
8596 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
8598 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
8599 * config/i386/i386.c (ix86_target_string): Add missing options
8600 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
8601 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
8602 flags_other and ix86_target_other to flags2_other. Display unknown
8604 (ix86_valid_target_attribute_inner_p): Add missing options and
8605 reorder options by implied ISAs, as in ix86_target_string.
8607 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
8609 * hash-table.h (hash_table::too_empty_p): New function.
8610 (hash_table::expand): Use it.
8611 (hash_table::traverse): Likewise.
8612 (hash_table::empty_slot): Use sizeof (value_type) instead of
8613 sizeof (PTR) to convert bytes to elements. Shrink the table
8614 if the current size is excessive for the current number of
8617 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
8619 * ira-costs.c (record_reg_classes): Break from the inner loop
8620 early once alt_fail is known to be true. Update outer loop
8621 handling accordingly.
8623 2017-01-13 Jeff Law <law@redhat.com>
8625 * tree-ssa-dse.c (decrement_count): New function.
8626 (increment_start_addr, maybe_trim_memstar_call): Likewise.
8627 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
8628 when we know the partially dead statement is a mem* function.
8630 PR tree-optimization/61912
8631 PR tree-optimization/77485
8632 * tree-ssa-dse.c: Include expr.h.
8633 (maybe_trim_constructor_store): New function.
8634 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
8636 PR tree-optimization/33562
8637 PR tree-optimization/61912
8638 PR tree-optimization/77485
8639 * doc/invoke.texi: Document new dse-max-object-size param.
8640 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
8641 * tree-ssa-dse.c: Include params.h.
8642 (dse_store_status): New enum.
8643 (initialize_ao_ref_for_dse): New, partially extracted from
8645 (valid_ao_ref_for_dse, normalize_ref): New.
8646 (setup_live_bytes_from_ref, compute_trims): Likewise.
8647 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
8648 (maybe_trim_partially_dead_store): Likewise.
8649 (maybe_trim_complex_store): Likewise.
8650 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
8651 Track what bytes live from the original store. Return tri-state
8652 for dead, partially dead or live.
8653 (dse_dom_walker): Add constructor, destructor and new private members.
8654 (delete_dead_call, delete_dead_assignment): New extracted from
8656 (dse_optimize_stmt): Make a member of dse_dom_walker.
8657 Use initialize_ao_ref_for_dse.
8659 PR tree-optimization/33562
8660 PR tree-optimization/61912
8661 PR tree-optimization/77485
8662 * sbitmap.h (bitmap_count_bits): Prototype.
8663 (bitmap_clear_range, bitmap_set_range): Likewise.
8664 * sbitmap.c (bitmap_clear_range): New function.
8665 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
8667 2017-01-13 Martin Liska <mliska@suse.cz>
8670 * function.c (set_cfun): Add new argument force.
8671 * function.h (set_cfun): Likewise.
8672 * ipa-inline-transform.c (inline_call): Use the function when
8673 strict alising from is dropped for function we inline to.
8675 2017-01-13 Richard Biener <rguenther@suse.de>
8677 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
8678 for dumping GIMPLE INTEGER_CSTs.
8680 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8682 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
8683 to 201112L since C++17.
8685 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
8688 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
8689 if -fsanitize=kernel-address is present.
8691 2017-01-13 Richard Biener <rguenther@suse.de>
8693 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
8694 as _Literal ( type ) number in case usual suffixes do not
8695 preserve all information.
8697 2017-01-13 Richard Biener <rguenther@suse.de>
8699 PR tree-optimization/77283
8700 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
8701 and ssa-iterators.h.
8702 (is_feasible_trace): Implement a cost model based on joiner
8705 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8708 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
8709 char or short to __float128/_Float128 directly.
8711 2017-01-12 Martin Sebor <msebor@redhat.com>
8713 to -Wformat-overflow.
8714 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
8715 (min_bytes_remaining): Same.
8716 (get_string_length): Same.
8717 (format_string): Same.
8718 (format_directive): Same.
8720 (pass_sprintf_length::handle_gimple_call): Same.
8722 2017-01-12 Jakub Jelinek <jakub@redhat.com>
8724 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
8725 info.nowrite calls with no lhs that can't throw. Return bool
8726 whether gsi_remove has been called or not.
8727 (pass_sprintf_length::handle_gimple_call): Return bool whether
8728 try_substitute_return_value called gsi_remove. Formatting fix.
8729 (pass_sprintf_length::execute): Don't use gsi_remove if
8730 handle_gimple_call returned true.
8733 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
8734 be removed due to side-effects, don't remove following barrier nor
8735 turn the successor edge into fallthru edge.
8737 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8740 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
8741 element-reversing loads and stores as not swappable.
8743 2017-01-12 Nathan Sidwell <nathan@acm.org>
8744 Nicolai Stange <nicstange@gmail.com>
8746 * combine.c (try_combine): Don't ignore result of overlap checking
8747 loop. Combine overlap & asm check into single loop.
8749 2017-01-12 Richard Biener <rguenther@suse.de>
8751 * tree-pretty-print.c (dump_generic_node): Provide -gimple
8752 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
8754 2017-01-12 Richard Biener <rguenther@suse.de>
8756 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
8757 and TS_TARGET_OPTION directly derive from TS_BASE.
8758 * tree-core.h (tree_optimization_option): Derive from tree_base.
8759 (tree_target_option): Likewise.
8761 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
8763 * config/i386/i386.c (memory_address_length): Increase len
8764 only when rip_relative_addr_p returns false.
8766 2017-01-11 Julia Koval <julia.koval@intel.com>
8768 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
8769 (OPTION_MASK_ISA_SGX_SET): New.
8770 (ix86_handle_option): Handle OPT_msgx.
8771 * config.gcc: Added sgxintrin.h.
8772 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
8773 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
8774 * config/i386/i386.c (ix86_target_string): Add -msgx.
8776 (ix86_option_override_internal): Handle new options.
8777 (ix86_valid_target_attribute_inner_p): Add sgx.
8778 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
8779 * config/i386/i386.opt: Add msgx.
8780 * config/i386/sgxintrin.h: New file.
8781 * config/i386/x86intrin.h: Add sgxintrin.h.
8783 2017-01-11 Jakub Jelinek <jakub@redhat.com>
8786 * fold-const.c (maybe_nonzero_address): Return 1 for function
8788 (tree_single_nonzero_warnv_p): Don't handle function local objects
8792 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
8795 2017-01-11 David Malcolm <dmalcolm@redhat.com>
8798 * opts.c: Include "spellcheck.h"
8799 (struct string_fragment): New struct.
8800 (struct edit_distance_traits<const string_fragment &>): New
8802 (get_closest_sanitizer_option): New function.
8803 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
8805 2017-01-11 Jakub Jelinek <jakub@redhat.com>
8807 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
8809 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
8810 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
8811 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
8812 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
8813 for initial die_offset if dwarf_split_debug_info.
8814 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
8815 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
8817 (output_skeleton_debug_sections): Formatting fix. Use
8818 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
8819 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
8821 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
8823 * config/arm/cortex-a53.md: Add bypasses for
8825 (cortex_a53_r2f): Only use for transfers.
8826 (cortex_a53_f2r): Likewise.
8827 (cortex_a53_r2f_cvt): Add reservation for conversions.
8828 (cortex_a53_f2r_cvt): Likewise.
8830 2017-01-11 Tamar Christina <tamar.christina@arm.com>
8832 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
8833 to all inlined functions, change static to extern.
8835 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
8838 * config/arm/arm.c (legitimize_pic_address): Handle reference to
8840 (arm_assemble_integer): Likewise.
8842 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
8844 * config.gcc: Use new awk script to check CPU, FPU and architecture
8845 parameters for --with-... options.
8846 * config/arm/parsecpu.awk: New file
8847 * config/arm/arm-cpus.in: New file.
8848 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
8850 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
8852 * config/arm/t-arm: Update dependency rules.
8853 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
8854 of processing .def files.
8855 * config/arm/genopt.sh: Deleted.
8856 * config/arm/gentune.sh: Deleted.
8857 * config/arm/arm-cores.def: Deleted.
8858 * config/arm/arm-arches.def: Deleted.
8859 * config/arm/arm-fpus.def: Deleted.
8860 * config/arm/arm-tune.md: Regenerated.
8861 * config/arm/arm-tables.opt: Regenerated.
8862 * config/arm/arm-cpu.h: New generated file.
8863 * config/arm/arm-cpu-data.h: New generated file.
8864 * config/arm/arm-cpu-cdata.h: New generated file.
8866 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
8869 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
8871 (input_varpool_node): Unpack dynamically_initialized bit.
8873 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
8875 PR rtl-optimization/79032
8876 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
8877 the alignment of the adjusted memory reference against that of MODE,
8878 instead of the alignment of the original memory reference.
8880 2017-01-11 Martin Jambor <mjambor@suse.cz>
8882 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
8884 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
8885 decorated functions.
8887 2017-01-11 Richard Biener <rguenther@suse.de>
8889 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
8890 set range/nonnull info for PHI results. Do not set it on
8891 stmts marked for removal.
8893 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
8895 * expr.c (store_field): In the bitfield case, fetch the return value
8896 from the registers before applying a single big-endian adjustment.
8897 Always do a final load for a BLKmode value not larger than a word.
8899 2017-01-10 David Malcolm <dmalcolm@redhat.com>
8902 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
8903 that we correctly handle column numbers greater than
8904 LINE_MAP_MAX_COLUMN_NUMBER.
8906 2017-01-10 Martin Sebor <msebor@redhat.com>
8909 * gimple-ssa-sprintf.c (get_destination_size): Call
8910 {init,fini}object_sizes.
8911 * tree-object-size.c (addr_object_size): Adjust.
8912 (pass_through_call): Adjust.
8913 (pass_object_sizes::execute): Adjust.
8914 * tree-object-size.h (fini_object_sizes): Declare.
8916 2017-01-10 Martin Sebor <msebor@redhat.com>
8918 PR tree-optimization/78775
8919 * builtins.c (get_size_range): Move...
8920 * calls.c: ...to here.
8921 (alloc_max_size): Accept zero argument.
8922 (operand_signed_p): Remove.
8923 (maybe_warn_alloc_args_overflow): Call get_size_range.
8924 * calls.h (get_size_range): Declare.
8926 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
8928 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
8929 from TI's devices.csv file as of September 2016.
8930 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
8932 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
8934 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
8935 * doc/invoke.texi: Likewise.
8936 * doc/md.texi: Likewise.
8937 * doc/objc.texi: Likewise.
8939 2017-01-10 Joshua Conner <joshconner@google.com>
8941 * config/arm/fuchsia-elf.h: New file.
8942 * config/fuchsia.h: New file.
8943 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
8944 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
8946 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
8948 2016-01-10 Richard Biener <rguenther@suse.de>
8950 PR tree-optimization/79034
8951 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
8952 Propagate out degenerate PHIs in the joiner.
8954 2017-01-10 Martin Liska <mliska@suse.cz>
8956 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
8957 (sort_congruence_classes_by_decl_uid): Likewise.
8958 (sort_congruence_class_groups_by_decl_uid): Likewise.
8959 (sem_item_optimizer::merge_classes): Sort class, groups in these
8960 classes and members in the groups by DECL_UID of declarations.
8961 This would make merge operations stable.
8963 2017-01-10 Martin Liska <mliska@suse.cz>
8965 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
8966 usage of m_classes_vec.
8967 (sem_item_optimizer::~sem_item_optimizer): Likewise.
8968 (sem_item_optimizer::get_group_by_hash): Likewise.
8969 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
8970 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
8971 (sem_item_optimizer::verify_classes): Likewise.
8972 (sem_item_optimizer::process_cong_reduction): Likewise.
8973 (sem_item_optimizer::dump_cong_classes): Likewise.
8974 (sem_item_optimizer::merge_classes): Likewise.
8975 * ipa-icf.h (congruence_class_hash): Rename from
8976 congruence_class_group_hash. Remove declaration of m_classes_vec.
8978 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
8980 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
8981 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
8982 * config.gcc: Add avx512vpopcntdqintrin.h.
8983 * config/i386/avx512vpopcntdqintrin.h: New.
8984 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
8985 * config/i386/i386-builtin-types.def: Add new types.
8986 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
8987 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
8988 __builtin_ia32_vpopcountq_v8di_mask): New.
8989 * config/i386/i386-c.c (ix86_target_macros_internal): Define
8990 __AVX512VPOPCNTDQ__.
8991 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
8992 (PTA_AVX512VPOPCNTDQ): Define.
8993 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
8994 TARGET_AVX512VPOPCNTDQ_P): Define.
8995 * config/i386/i386.opt: Add mavx512vpopcntdq.
8996 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
8997 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
8999 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9002 * predict.def (PRED_CALL): Set to 67.
9004 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
9006 * expr.c (store_field): In the bitfield case, if the value comes from
9007 a function call and is of an aggregate type returned in registers, do
9008 not modify the field mode; extract the value in all cases if the mode
9009 is BLKmode and the size is not larger than a word.
9011 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
9014 * config/i386/cpuid.h: Fix undefined behavior.
9016 2017-01-04 Jeff Law <law@redhat.com>
9018 PR tree-optimization/79007
9019 PR tree-optimization/67955
9020 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
9021 conservative for pt.null when flag_non_call_exceptions is on.
9023 2017-01-09 Jakub Jelinek <jakub@redhat.com>
9025 PR translation/79019
9026 PR translation/79020
9027 * params.def (PARAM_INLINE_MIN_SPEEDUP,
9028 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
9029 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
9031 * config/avr/avr.opt (maccumulate-args): Likewise.
9032 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
9033 * common.opt (freport-bug): Likewise.
9034 * cif-code.def (CIF_FINAL_ERROR): Likewise.
9035 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
9036 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
9037 translatable string.
9038 * config/i386/i386.c (function_value_32): Likewise.
9039 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
9040 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
9042 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
9043 * common/config/msp430/msp430-common.c (msp430_handle_option):
9045 * symtab.c (symtab_node::verify_base): Likewise.
9046 * opts.c (set_debug_level): Likewise.
9047 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
9048 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
9049 missing whitespace to translatable strings.
9050 * config/avr/avr.md (bswapsi2): Fix typo in comment.
9051 * config/sh/superh.h: Likewise.
9052 * config/i386/xopintrin.h: Likewise.
9053 * config/i386/znver1.md: Likewise.
9054 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
9055 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
9056 * double-int.h (struct double_int): Likewise.
9057 * double-int.c (div_and_round_double): Likewise.
9058 * wide-int.cc: Likewise.
9059 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
9060 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
9061 * cfgcleanup.c (crossjumps_occured): Renamed to ...
9062 (crossjumps_occurred): ... this.
9063 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
9066 PR tree-optimization/78899
9067 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
9068 returning bool return struct loop *, NULL for failure and the new
9070 (versionable_outer_loop_p): Don't version outer loop if it has
9071 dont_vectorized bit set.
9072 (tree_if_conversion): When versioning outer loop, ensure
9073 tree_if_conversion is performed also on the inner loop of the
9074 non-vectorizable outer loop copy.
9075 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
9076 LOOP_VECTORIZED in inner loop of the scalar outer loop and
9077 prevent vectorization of it.
9078 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
9079 the outer loop vectorization of the non-scalar version is attempted
9080 before vectorization of the inner loop in scalar version. If
9081 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
9082 vectorization of its inner loop.
9083 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
9084 has 2 inner loops, rename also on edges from bb whose single pred
9085 is outer_loop->header. Fix typo in function comment.
9087 2017-01-09 Martin Sebor <msebor@redhat.com>
9090 * asan.c (asan_emit_stack_protection): Increase local buffer size
9091 to avoid snprintf truncation warning.
9093 2017-01-09 Andrew Pinski <apinski@cavium.com>
9095 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
9096 to reference thunderx2t99 for the tuning structure
9097 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
9099 (thunderx2t99_extra_costs): This.
9100 * config/aarch64/aarch64-tune.md: Regenerate.
9101 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
9102 (vulcan_addrcost_table): This.
9103 (vulcan_regmove_cost): Rename to ...
9104 (thunderx2t99_regmove_cost): This.
9105 (vulcan_vector_cost): Rename to ...
9106 (thunderx2t99_vector_cost): this.
9107 (vulcan_branch_cost): Rename to ...
9108 (thunderx2t99_branch_cost): This.
9109 (vulcan_tunings): Rename to ...
9110 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
9111 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
9113 2017-01-09 Martin Jambor <mjambor@suse.cz>
9117 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
9118 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
9119 (propagate_vr_accross_jump_function): Use the above function for all
9120 value range computations for pass-through jump functions and type
9121 converasion from explicit value range values.
9122 (ipcp_propagate_stage): Do not attempt to deduce types of formal
9123 parameters from TYPE_ARG_TYPES.
9124 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
9125 (ipa_write_node_info): Stream type of the actual argument.
9126 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
9128 2017-01-09 Martin Liska <mliska@suse.cz>
9131 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
9132 (lookup_compiler): Do not show error message with have_E.
9134 2017-01-09 Jakub Jelinek <jakub@redhat.com>
9136 PR tree-optimization/78938
9137 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
9138 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
9139 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
9140 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
9143 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9145 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
9148 2017-01-09 Richard Biener <rguenther@suse.de>
9150 PR tree-optimization/78997
9151 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
9152 name condition properly.
9154 2017-01-09 Richard Biener <rguenther@suse.de>
9157 * dwarf2out.c (is_cxx): New overload with context.
9158 (is_naming_typedef_decl): Use it.
9160 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9162 * invoke.texi (Option Summary): Correct spacing in option lists
9163 and add line breaks to fix over-long lines.
9165 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9169 * extend.texi (Common Variable Attributes): Add xref to GCC
9170 Internals manual to explain mode attribute keywords.
9172 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9175 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
9176 and Preprocessor Options.
9177 (Options for Linking): Document -pthread here....
9178 (RS/6000 and PowerPC Options): ...not here.
9179 (Solaris 2 Options): ...or here.
9180 * doc/cppopts.texi: Document -pthread.
9182 2017-01-08 Martin Sebor <msebor@redhat.com>
9185 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
9186 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
9187 New member functions.
9188 (format_directive): Used them.
9190 (pass_sprintf_length::handle_gimple_call): Same.
9191 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
9192 to avoid truncation for any argument.
9193 (extract_affine_mul): Same.
9194 * tree.c (get_file_function_name): Same.
9196 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9199 * predict.def (PRED_INDIR_CALL): Set to 86.
9201 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9203 PR preprocessor/54124
9204 * doc/cppopts.texi: Reformat -d subtable to list the full name
9205 of the options. Add cross-reference to the docs for the general
9206 compiler -d options.
9207 * doc/invoke.texi (Developer Options): Add cross-reference to the
9208 preprocessor-specific -d option documentation.
9210 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9212 PR preprocessor/13498
9213 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
9214 redudant material, and reflect new command-line options.
9215 (System Headers): Likewise.
9217 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9219 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
9220 -isystem, and -idirafter. Copy-edit.
9221 * doc/cppopts.texi: Copy-edit. Remove contradiction about
9222 default for -ftrack-macro-expansion. Delete obsolete and
9223 badly-formatted implementation details about -fdebug-cpp output.
9224 * doc/cppwarnopts.texi: Copy-edit.
9226 2017-01-07 David Malcolm <dmalcolm@redhat.com>
9229 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
9230 that the transition from a max line width >= 1<<10 to narrower
9231 lines works correctly.
9233 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
9235 * doc/options.texi (PerFunction): New.
9236 * opt-functions.awk (switch_flags): Map both Optimization and
9237 PerFunction to CL_OPTIMIZATION.
9238 * opth-gen.awk: Test for PerFunction flag along with
9240 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
9241 it only when the latter is present. Skip those that don't in
9242 the hash function generator.
9243 * common.opt (fvar-tracking): Mark as PerFunction instead of
9245 (fvar-tracking-assignments): Likewise.
9246 (fvar-tracking-assignments-toggle): Likewise.
9247 (fvar-tracking-uninit): Likewise.
9249 2017-01-07 Jakub Jelinek <jakub@redhat.com>
9251 PR translation/79018
9252 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
9255 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
9258 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
9259 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
9260 TARGET_LONG_JUMP_TABLE_OFFSETS.
9261 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
9262 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
9263 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
9264 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
9265 * config/m68k/m68k.md (tablejump expander): Likewise.
9266 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
9267 TARGET_LONG_JUMP_TABLE_OFFSETS.
9268 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
9269 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
9271 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
9272 David Holsgrove <david.holsgrove@xilinx.com>
9274 * common/config/microblaze/microblaze-common.c
9275 (TARGET_EXCEPT_UNWIND_INFO): Remove.
9276 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
9278 * config/microblaze/microblaze.c (microblaze_must_save_register)
9279 (microblaze_expand_epilogue, microblaze_return_addr): Handle
9281 (microblaze_eh_return): New function.
9282 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
9283 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
9284 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
9285 * config/microblaze/microblaze.md (eh_return): New pattern.
9287 2017-01-06 Jakub Jelinek <jakub@redhat.com>
9289 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
9290 GCC_DIAGNOSTIC_STRINGIFY): Define.
9292 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
9294 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9296 * config/arm/arm.md (<mcrr>): New.
9298 * config/arm/arm.c (arm_arch5te): New.
9299 (arm_option_override): Set arm_arch5te.
9300 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
9302 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
9303 (arm_mcrr_qualifiers): ... this. New.
9304 (MRRC_QUALIFIERS): Define to...
9305 (arm_mrrc_qualifiers): ... this. New.
9306 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
9308 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
9309 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
9310 (MRRCI, mrrc, MRRC): New.
9311 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
9312 VUNSPEC_MRRC2): New.
9314 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9316 * config/arm/arm.md (<mcr>): New.
9318 * config/arm/arm.c (arm_coproc_builtin_available): Add
9319 support for mcr, mrc, mcr2 and mrc2.
9320 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
9321 (arm_mcr_qualifiers): ... this. New.
9322 (MRC_QUALIFIERS): Define to ...
9323 (arm_mrc_qualifiers): ... this. New.
9324 (MCR_QUALIFIERS): Define to ...
9325 (arm_mcr_qualifiers): ... this. New.
9326 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
9328 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
9329 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
9330 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
9333 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9335 * config/arm/arm.md (*ldc): New.
9339 * config/arm/arm.c (arm_coproc_builtin_available): Add
9340 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
9341 (arm_coproc_ldc_stc_legitimate_address): New.
9342 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
9343 'qualifier_const_pointer'.
9344 (LDC_QUALIFIERS): Define to...
9345 (arm_ldc_qualifiers): ... this. New.
9346 (STC_QUALIFIERS): Define to...
9347 (arm_stc_qualifiers): ... this. New.
9348 * config/arm/arm-protos.h
9349 (arm_coproc_ldc_stc_legitimate_address): New.
9350 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
9351 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
9352 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
9353 stc2, stcl, stc2l): New.
9354 * config/arm/constraints.md (Uz): New.
9355 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
9356 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
9357 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
9358 VUNSPEC_STC2L): New.
9360 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9362 * config/arm/arm.md (<cdp>): New.
9363 * config/arm/arm.c (neon_const_bounds): Rename this ...
9364 (arm_const_bounds): ... this.
9365 (arm_coproc_builtin_available): New.
9366 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
9367 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
9368 (CDP_QUALIFIERS): Define to...
9369 (arm_cdp_qualifiers): ... this. New.
9371 (arm_expand_builtin_args): Add case for 6 arguments.
9372 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
9373 (arm_const_bounds): ... this.
9374 (arm_coproc_builtin_available): New.
9375 * config/arm/arm_acle.h (__arm_cdp): New.
9377 * config/arm/arm_acle_builtins.def (cdp): New.
9379 * config/arm/iterators.md (CDPI,CDP,cdp): New.
9380 * config/arm/neon.md: Rename all 'neon_const_bounds' to
9382 * config/arm/types.md (coproc): New.
9383 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
9384 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
9385 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
9386 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
9388 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9390 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
9391 (UBINOP_QUALIFIERS): New.
9393 (acle_builtin_data): New. Change comment.
9394 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
9395 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
9396 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
9397 arm_acle_builtins.def.
9398 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
9399 (arm_init_acle_builtins): New.
9400 (CRC32_BUILTIN): Remove.
9401 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
9402 crc32cb, crc32ch and crc32cw.
9403 (arm_init_crc32_builtins): Remove.
9404 (arm_init_builtins): Use arm_init_acle_builtins rather
9405 than arm_init_crc32_builtins.
9406 (arm_expand_acle_builtin): New.
9407 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
9408 * config/arm/arm_acle_builtins.def: New.
9410 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9412 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
9413 (arm_builtin_datum): ... this.
9414 (arm_init_neon_builtin): Rename to ...
9415 (arm_init_builtin): ... this. Add a new parameters PREFIX
9416 and USE_SIG_IN_NAME.
9417 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
9418 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
9419 'arm_builtin_datum'.
9420 (arm_init_vfp_builtins): Likewise.
9421 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
9422 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
9423 (arm_expand_neon_args): Rename to ...
9424 (arm_expand_builtin_args): ... this. Rename builtin_arg
9425 enum values and differentiate between ARG_BUILTIN_MEMORY
9426 and ARG_BUILTIN_NEON_MEMORY.
9427 (arm_expand_neon_builtin_1): Rename to ...
9428 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
9429 values, arm_expand_builtin_args and add bool parameter NEON.
9430 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
9431 (arm_expand_vfp_builtin): Likewise.
9432 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
9434 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9437 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
9438 * predict.c (tree_estimate_probability_bb): Reverse direction of
9439 polymorphic call predictor.
9441 2017-01-06 David Malcolm <dmalcolm@redhat.com>
9443 * passes.c (execute_one_pass): Split out pass-skipping logic into...
9444 (determine_pass_name_match): ...this new function and...
9445 (should_skip_pass_p): ...this new function.
9447 2017-01-06 Nathan Sidwell <nathan@acm.org>
9449 * ipa-visibility.c (function_and_variable_visibility): Reformat
9450 comments and long lines. Remove extrneous if.
9451 * symtab.c (symtab_node::make_decl_local): Fix code format.
9452 (symtab_node::set_section_for_node): Fix comment typo.
9454 2017-01-06 Martin Liska <mliska@suse.cz>
9457 * lra-constraints.c: Rename invariant to lra_invariant.
9458 * predict.c (set_even_probabilities): Initialize e to NULL.
9460 2017-01-05 Martin Sebor <msebor@redhat.com>
9462 PR tree-optimization/78910
9463 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
9464 (format_integer): Correct off-by-one error in the handling
9465 of precision with negative numbers in signed conversions..
9467 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
9469 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
9471 2017-01-05 Jakub Jelinek <jakub@redhat.com>
9473 PR tree-optimization/71016
9474 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
9475 factor_out_conditional_conversion. Formatting fix.
9476 (factor_out_conditional_conversion): Add cond_stmt argument.
9477 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
9478 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
9481 2017-01-05 David Malcolm <dmalcolm@redhat.com>
9483 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
9484 read-rtl-function.o, and selftest-rtl.o.
9485 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
9486 (selftest::aarch64_test_loading_full_dump): New function.
9487 (selftest::aarch64_run_selftests): New function.
9488 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
9489 selftest::aarch64_run_selftests.
9490 * config/i386/i386.c
9491 (selftest::ix86_test_loading_dump_fragment_1): New function.
9492 (selftest::ix86_test_loading_call_insn): New function.
9493 (selftest::ix86_test_loading_full_dump): New function.
9494 (selftest::ix86_test_loading_unspec): New function.
9495 (selftest::ix86_run_selftests): Call the new functions.
9496 * emit-rtl.c (maybe_set_max_label_num): New function.
9497 * emit-rtl.h (maybe_set_max_label_num): New decl.
9498 * function.c (instantiate_decls): Guard call to
9499 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
9500 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
9502 * gensupport.c (gen_reader::gen_reader): Pass "false"
9503 for new "compact" param of rtx_reader.
9504 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
9505 rather than an empty string for NULL strings.
9506 * read-md.c: Potentially include config.h rather than bconfig.h.
9507 Wrap include of errors.h with #ifdef GENERATOR_FILE.
9508 (have_error): New global, copied from errors.c.
9509 (md_reader::read_name): Rename to...
9510 (md_reader::read_name_1): ...this, adding "out_loc" param,
9511 and converting "missing name or number" to returning false, rather
9513 (md_reader::read_name): Reimplement in terms of read_name_1.
9514 (md_reader::read_name_or_nil): New function.
9515 (md_reader::read_string): Handle "(nil)" by returning NULL.
9516 (md_reader::md_reader): Add new param "compact".
9517 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
9518 (md_reader::read_file): New method.
9519 * read-md.h (md_reader::md_reader): Add new param "compact".
9520 (md_reader::read_file): New method.
9521 (md_reader::is_compact): New accessor.
9522 (md_reader::read_name): Convert return type from void to file_location.
9523 (md_reader::read_name_or_nil): New decl.
9524 (md_reader::read_name_1): New decl.
9525 (md_reader::m_compact): New field.
9526 (noop_reader::noop_reader): Pass "false" for new "compact" param
9528 (rtx_reader::rtx_reader): Add new "compact" param.
9529 (rtx_reader::read_rtx_operand): Make virtual and convert return
9530 type from void to rtx.
9531 (rtx_reader::read_until): New decl.
9532 (rtx_reader::handle_any_trailing_information): New virtual function.
9533 (rtx_reader::postprocess): New virtual function.
9534 (rtx_reader::finalize_string): New virtual function.
9535 (rtx_reader::m_in_call_function_usage): New field.
9536 (rtx_reader::m_reuse_rtx_by_id): New field.
9537 * read-rtl-function.c: New file.
9538 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
9539 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
9540 (selftest::verify_three_block_rtl_cfg): New decl.
9541 * read-rtl-function.h: New file.
9542 * read-rtl.c: Potentially include config.h rather than bconfig.h.
9543 For host, include function.h, memmodel.h, and emit-rtl.h.
9544 (one_time_initialization): New function.
9545 (struct compact_insn_name): New struct.
9546 (compact_insn_names): New array.
9547 (find_code): Handle insn codes in compact dumps.
9548 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
9549 (bind_subst_iter_and_attr): Likewise.
9550 (add_condition_to_string): Likewise.
9551 (add_condition_to_rtx): Likewise.
9552 (apply_attribute_uses): Likewise.
9553 (add_current_iterators): Likewise.
9554 (apply_iterators): Likewise.
9555 (initialize_iterators): Guard usage of apply_subst_iterator with
9556 #ifdef GENERATOR_FILE.
9557 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
9558 (md_reader::read_mapping): Likewise.
9559 (add_define_attr_for_define_subst): Likewise.
9560 (add_define_subst_attr): Likewise.
9561 (read_subst_mapping): Likewise.
9562 (check_code_iterator): Likewise.
9563 (rtx_reader::read_rtx): Likewise. Move one-time initialization
9565 (one_time_initialization): New function.
9566 (rtx_reader::read_until): New method.
9567 (read_flags): New function.
9568 (parse_reg_note_name): New function.
9569 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
9570 Handle reuse_rtx ids.
9571 Wrap iterator lookup within #ifdef GENERATOR_FILE.
9572 Add parsing support for RTL dumps, mirroring the special-cases in
9573 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
9574 values, and calling handle_any_trailing_information.
9575 (rtx_reader::read_rtx_operand): Convert return type from void
9576 to rtx, returning return_rtx. Handle case 'e'. Call
9577 finalize_string on XSTR and XTMPL fields.
9578 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
9579 "(nil)" values were omitted. Call the postprocess vfunc on the
9581 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
9582 class ctor. Initialize m_in_call_function_usage. Call
9583 one_time_initialization.
9584 * rtl-tests.c (selftest::test_uncond_jump): Call
9585 set_new_first_and_last_insn.
9586 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
9587 * selftest-rtl.c: New file.
9588 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
9589 (selftest::get_insn_by_uid): New decl.
9590 * selftest-run-tests.c (selftest::run_tests): Call
9591 read_rtl_function_c_tests.
9592 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
9593 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
9596 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
9598 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
9599 operands in a special way. Assert that pos+len <= mode precision.
9601 2017-01-05 Jakub Jelinek <jakub@redhat.com>
9603 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
9604 3 argument Alias with unlimited for the negative form.
9605 (fno-vect-cost-model): Removed.
9607 2017-01-05 Martin Liska <mliska@suse.cz>
9609 * hsa-gen.c (gen_hsa_divmod): New function.
9610 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
9612 2017-01-05 Martin Liska <mliska@suse.cz>
9615 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
9618 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9620 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
9621 small constant length operands.
9623 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9625 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
9626 between loop iterations.
9628 2017-01-05 Martin Liska <mliska@suse.cz>
9631 * gimplify.c (gimplify_decl_expr): Compare to
9632 asan_poisoned_variables instread of checking flags.
9633 (gimplify_target_expr): Likewise.
9634 (gimplify_expr): Likewise.
9635 (gimplify_function_tree): Conditionally initialize
9636 asan_poisoned_variables.
9638 2017-01-04 Jeff Law <law@redhat.com>
9640 PR tree-optimizatin/78812
9641 * rtl.h (contains_mem_rtx_p): Prototype.
9642 * ifcvt.c (containts_mem_rtx_p): Move from here to...
9643 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
9644 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
9645 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
9646 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
9648 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9650 * input.c (assert_char_at_range): Default-initialize actual_range.
9652 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9654 * df-scan.c (df_ref_create_structure): Make regno unsigned,
9655 to match the caller.
9657 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9659 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
9660 insns after final jump in test to emit dummy move.
9662 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9664 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
9665 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
9667 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9669 * multiple_target.c (create_dispatcher_calls): Init e_next.
9670 * tree-ssa-loop-split.c (split_loop): Init border.
9671 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
9674 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9679 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
9680 (altivec_register_operand): Do not return true if the operand
9681 contains a SUBREG mixing SImode and SFmode.
9682 (vsx_register_operand): Likewise.
9683 (vsx_reg_sfsubreg_ok): New predicate.
9684 (vfloat_operand): Do not return true if the operand contains a
9685 SUBREG mixing SImode and SFmode.
9686 (vint_operand): Likewise.
9687 (vlogical_operand): Likewise.
9688 (gpc_reg_operand): Likewise.
9689 (int_reg_operand): Likewise.
9690 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
9691 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
9692 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
9694 (rs6000_emit_move_si_sf_subreg): New helper function.
9695 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
9696 fixup SUBREGs involving SImode and SFmode.
9697 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
9698 numbers for the new peephole2 optimization.
9699 (peephole2 for SFmode unions): New peephole2 to optimize cases in
9700 the GLIBC math library that do AND/IOR/XOR operations on single
9701 precision floating point.
9702 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
9703 target macros to say whether we need to avoid SUBREGs mixing
9705 (TARGET_ALLOW_SF_SUBREG): Likewise.
9706 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
9707 (UNSPEC_SI_FROM_SF): Likewise.
9708 (iorxor): Change spacing.
9709 (and_ior_xor): New iterator for AND, IOR, and XOR.
9710 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
9711 (movdi_from_sf_zero_ext): Likewise.
9712 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
9713 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
9714 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
9715 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
9716 (fms<mode>4): Likewise.
9717 (fnma<mode>4): Likewise.
9718 (fnms<mode>4): Likewise.
9719 (nfma<mode>4): Likewise.
9720 (nfms<mode>4): Likewise.
9722 2017-01-04 Marek Polacek <polacek@redhat.com>
9725 * doc/invoke.texi: Document -Wpointer-compare.
9727 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9729 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
9732 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
9733 descriptions for -gdwarf-5 and emit them as uleb128 instead of
9736 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
9739 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
9740 documentation of the powerpc_popcntb_ok attribute.
9741 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
9742 code to issue warning messages if a requested CPU configuration is
9743 not supported by the binary (assembler and loader) toolchain.
9744 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
9745 made to define a built-in function that has been disabled.
9746 (paired_init_builtins): Add assertion to prevent ICE if attempt is
9747 made to define a built-in function that has been disabled.
9748 (altivec_init_builtins): Add comment explaining why definition
9749 of the DST built-in functions is not preceded by an assertion
9750 check. Add assertions to prevent ICE if attempts are made to
9751 define an altivec predicate or an abs* built-in function that has
9753 (htm_init_builtins): Add comment explaining why definition of the
9754 htm built-in functions is not preceded by an assertion check.
9756 2017-01-04 Jeff Law <law@redhat.com>
9758 PR tree-optimizatin/67955
9759 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
9760 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
9761 the points-to solution does not include pt_null. Use DECL_PT_UID
9764 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
9766 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
9767 Use gen_int_mode instead of gen_lopwart for const_int operands.
9769 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9771 PR tree-optimization/71563
9772 * match.pd: Simplify X << Y into X if Y is known to be 0 or
9773 out of range value - has low bits known to be zero.
9775 2017-01-04 Alan Modra <amodra@gmail.com>
9777 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
9778 * configure: Regenerate.
9779 * config.in: Regenerate.
9781 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9784 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
9785 a substring of the message, but strcmp with the whole message. Ifdef
9786 ENABLE_NLS, translate the message first using dgettext.
9788 2017-01-03 Jeff Law <law@redhat.com>
9790 PR tree-optimizatin/78856
9791 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
9792 (mark_threaded_blocks): Remove code to truncate thread paths that
9793 cross multiple loop headers. Instead invalidate the cached loop
9794 iteration information and handle case of a thread path walking
9795 into an irreducible region.
9797 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9800 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
9801 assertions. Add support for doing the signbit if the IEEE 128-bit
9802 floating point value is in a GPR.
9803 * config/rs6000/rs6000.md (Fsignbit): Delete.
9804 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
9805 Update the length attribute if the value is in a GPR.
9806 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
9807 the sign or zero extension instruction, since the value is always 0/1.
9808 (signbit<mode>2_dm2): Delete using <Fsignbit>.
9811 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
9812 extracting SImode to a GPR register so that we can generate a
9813 store, limit the vector to be in a traditional Altivec register
9814 for the vextuwrx instruction.
9816 2017-01-03 Ian Lance Taylor <iant@google.com>
9818 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
9820 2017-01-03 Martin Sebor <msebor@redhat.com>
9822 PR tree-optimization/78696
9823 * gimple-ssa-sprintf.c (format_floating): Correct handling of
9824 precision. Use MPFR for %f for greater fidelity. Correct handling
9826 (pass_sprintf_length::compute_format_length): Set width and precision
9827 specified by asrerisk to void_node for vararg functions.
9828 (try_substitute_return_value): Adjust dump output.
9830 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
9832 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
9834 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
9836 * doc/invoke.texi (SPARC options): Document -mlra as the default.
9837 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
9838 -mlra/-mno-lra was passed to the compiler.
9840 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
9842 PR rtl-optimization/65618
9843 * emit-rtl.c (try_split): Move initialization of "before" and
9844 "after" to just before the call to emit_insn_after_setloc.
9846 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9848 * doc/md.texi (Standard Names): Remove reference to Java frontend.
9850 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
9852 * dwarf2out.c (gen_enumeration_type_die): When
9853 -gno-strict-dwarf, add a DW_AT_encoding attribute.
9855 2017-01-03 Jakub Jelinek <jakub@redhat.com>
9857 PR tree-optimization/78965
9858 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
9859 Change first argument from const call_info & to call_info &. For %n
9860 set info.nowrite to false.
9863 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
9864 possibly throwing calls.
9866 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
9867 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
9868 and fns handling, rather than in a separate case SSA_NAME.
9870 2017-01-02 Jeff Law <law@redhat.com>
9872 * config/darwin-driver.c (darwin_driver_init): Const-correctness
9873 fixes for first_period and second_period variables.
9875 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
9878 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
9879 (*insvqi_1): New insn pattern.
9880 (*insvqi_1_mem_rex64): Ditto.
9882 (*insvqi_3): Rename from *insvqi.
9884 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
9886 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9888 * doc/cfg.texi (Edges): Remove reference to Java.
9889 (Maintaining the CFG): Ditto.
9891 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9894 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
9895 transparent aliases.
9897 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9900 * predict.def (PRED_CALL): Update hitrate.
9901 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
9902 * predict.c (tree_estimate_probability_bb): Split CALL predictor
9903 into direct/indirect/polymorphic variants.
9905 2017-01-01 Jakub Jelinek <jakub@redhat.com>
9907 Update copyright years.
9909 * gcc.c (process_command): Update copyright notice dates.
9910 * gcov-dump.c (print_version): Ditto.
9911 * gcov.c (print_version): Ditto.
9912 * gcov-tool.c (print_version): Ditto.
9913 * gengtype.c (create_file): Ditto.
9914 * doc/cpp.texi: Bump @copying's copyright year.
9915 * doc/cppinternals.texi: Ditto.
9916 * doc/gcc.texi: Ditto.
9917 * doc/gccint.texi: Ditto.
9918 * doc/gcov.texi: Ditto.
9919 * doc/install.texi: Ditto.
9920 * doc/invoke.texi: Ditto.
9922 Copyright (C) 2017 Free Software Foundation, Inc.
9924 Copying and distribution of this file, with or without modification,
9925 are permitted in any medium without royalty provided the copyright
9926 notice and this notice are preserved.