1 2017-01-13 Jeff Law <law@redhat.com>
3 PR tree-optimization/33562
4 PR tree-optimization/61912
5 PR tree-optimization/77485
6 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
8 (delete_dead_assignment): Likewise.
9 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
10 statement to delete_dead_call and delete_dead_assignment.
12 2017-01-13 David Malcolm <dmalcolm@redhat.com>
15 * substring-locations.c (format_warning_va): Strengthen case 1 so
16 that both endpoints of the substring must be within the format
17 range for just the substring to be printed.
19 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
21 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
22 * config/i386/i386.c (ix86_target_string): Add missing options
23 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
24 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
25 flags_other and ix86_target_other to flags2_other. Display unknown
27 (ix86_valid_target_attribute_inner_p): Add missing options and
28 reorder options by implied ISAs, as in ix86_target_string.
30 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
32 * hash-table.h (hash_table::too_empty_p): New function.
33 (hash_table::expand): Use it.
34 (hash_table::traverse): Likewise.
35 (hash_table::empty_slot): Use sizeof (value_type) instead of
36 sizeof (PTR) to convert bytes to elements. Shrink the table
37 if the current size is excessive for the current number of
40 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
42 * ira-costs.c (record_reg_classes): Break from the inner loop
43 early once alt_fail is known to be true. Update outer loop
46 2017-01-13 Jeff Law <law@redhat.com>
48 * tree-ssa-dse.c (decrement_count): New function.
49 (increment_start_addr, maybe_trim_memstar_call): Likewise.
50 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
51 when we know the partially dead statement is a mem* function.
53 PR tree-optimization/61912
54 PR tree-optimization/77485
55 * tree-ssa-dse.c: Include expr.h.
56 (maybe_trim_constructor_store): New function.
57 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
59 PR tree-optimization/33562
60 PR tree-optimization/61912
61 PR tree-optimization/77485
62 * doc/invoke.texi: Document new dse-max-object-size param.
63 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
64 * tree-ssa-dse.c: Include params.h.
65 (dse_store_status): New enum.
66 (initialize_ao_ref_for_dse): New, partially extracted from
68 (valid_ao_ref_for_dse, normalize_ref): New.
69 (setup_live_bytes_from_ref, compute_trims): Likewise.
70 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
71 (maybe_trim_partially_dead_store): Likewise.
72 (maybe_trim_complex_store): Likewise.
73 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
74 Track what bytes live from the original store. Return tri-state
75 for dead, partially dead or live.
76 (dse_dom_walker): Add constructor, destructor and new private members.
77 (delete_dead_call, delete_dead_assignment): New extracted from
79 (dse_optimize_stmt): Make a member of dse_dom_walker.
80 Use initialize_ao_ref_for_dse.
82 PR tree-optimization/33562
83 PR tree-optimization/61912
84 PR tree-optimization/77485
85 * sbitmap.h (bitmap_count_bits): Prototype.
86 (bitmap_clear_range, bitmap_set_range): Likewise.
87 * sbitmap.c (bitmap_clear_range): New function.
88 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
90 2017-01-13 Martin Liska <mliska@suse.cz>
93 * function.c (set_cfun): Add new argument force.
94 * function.h (set_cfun): Likewise.
95 * ipa-inline-transform.c (inline_call): Use the function when
96 strict alising from is dropped for function we inline to.
98 2017-01-13 Richard Biener <rguenther@suse.de>
100 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
101 for dumping GIMPLE INTEGER_CSTs.
103 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
105 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
106 to 201112L since C++17.
108 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
111 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
112 if -fsanitize=kernel-address is present.
114 2017-01-13 Richard Biener <rguenther@suse.de>
116 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
117 as _Literal ( type ) number in case usual suffixes do not
118 preserve all information.
120 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
123 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
124 char or short to __float128/_Float128 directly.
126 2017-01-12 Martin Sebor <msebor@redhat.com>
128 to -Wformat-overflow.
129 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
130 (min_bytes_remaining): Same.
131 (get_string_length): Same.
132 (format_string): Same.
133 (format_directive): Same.
135 (pass_sprintf_length::handle_gimple_call): Same.
137 2017-01-12 Jakub Jelinek <jakub@redhat.com>
139 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
140 info.nowrite calls with no lhs that can't throw. Return bool
141 whether gsi_remove has been called or not.
142 (pass_sprintf_length::handle_gimple_call): Return bool whether
143 try_substitute_return_value called gsi_remove. Formatting fix.
144 (pass_sprintf_length::execute): Don't use gsi_remove if
145 handle_gimple_call returned true.
148 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
149 be removed due to side-effects, don't remove following barrier nor
150 turn the successor edge into fallthru edge.
152 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
155 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
156 element-reversing loads and stores as not swappable.
158 2017-01-12 Nathan Sidwell <nathan@acm.org>
159 Nicolai Stange <nicstange@gmail.com>
161 * combine.c (try_combine): Don't ignore result of overlap checking
162 loop. Combine overlap & asm check into single loop.
164 2017-01-12 Richard Biener <rguenther@suse.de>
166 * tree-pretty-print.c (dump_generic_node): Provide -gimple
167 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
169 2017-01-12 Richard Biener <rguenther@suse.de>
171 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
172 and TS_TARGET_OPTION directly derive from TS_BASE.
173 * tree-core.h (tree_optimization_option): Derive from tree_base.
174 (tree_target_option): Likewise.
176 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
178 * config/i386/i386.c (memory_address_length): Increase len
179 only when rip_relative_addr_p returns false.
181 2017-01-11 Julia Koval <julia.koval@intel.com>
183 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
184 (OPTION_MASK_ISA_SGX_SET): New.
185 (ix86_handle_option): Handle OPT_msgx.
186 * config.gcc: Added sgxintrin.h.
187 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
188 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
189 * config/i386/i386.c (ix86_target_string): Add -msgx.
191 (ix86_option_override_internal): Handle new options.
192 (ix86_valid_target_attribute_inner_p): Add sgx.
193 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
194 * config/i386/i386.opt: Add msgx.
195 * config/i386/sgxintrin.h: New file.
196 * config/i386/x86intrin.h: Add sgxintrin.h.
198 2017-01-11 Jakub Jelinek <jakub@redhat.com>
201 * fold-const.c (maybe_nonzero_address): Return 1 for function
203 (tree_single_nonzero_warnv_p): Don't handle function local objects
207 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
210 2017-01-11 David Malcolm <dmalcolm@redhat.com>
213 * opts.c: Include "spellcheck.h"
214 (struct string_fragment): New struct.
215 (struct edit_distance_traits<const string_fragment &>): New
217 (get_closest_sanitizer_option): New function.
218 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
220 2017-01-11 Jakub Jelinek <jakub@redhat.com>
222 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
224 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
225 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
226 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
227 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
228 for initial die_offset if dwarf_split_debug_info.
229 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
230 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
232 (output_skeleton_debug_sections): Formatting fix. Use
233 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
234 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
236 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
238 * config/arm/cortex-a53.md: Add bypasses for
240 (cortex_a53_r2f): Only use for transfers.
241 (cortex_a53_f2r): Likewise.
242 (cortex_a53_r2f_cvt): Add reservation for conversions.
243 (cortex_a53_f2r_cvt): Likewise.
245 2017-01-11 Tamar Christina <tamar.christina@arm.com>
247 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
248 to all inlined functions, change static to extern.
250 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
253 * config/arm/arm.c (legitimize_pic_address): Handle reference to
255 (arm_assemble_integer): Likewise.
257 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
259 * config.gcc: Use new awk script to check CPU, FPU and architecture
260 parameters for --with-... options.
261 * config/arm/parsecpu.awk: New file
262 * config/arm/arm-cpus.in: New file.
263 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
265 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
267 * config/arm/t-arm: Update dependency rules.
268 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
269 of processing .def files.
270 * config/arm/genopt.sh: Deleted.
271 * config/arm/gentune.sh: Deleted.
272 * config/arm/arm-cores.def: Deleted.
273 * config/arm/arm-arches.def: Deleted.
274 * config/arm/arm-fpus.def: Deleted.
275 * config/arm/arm-tune.md: Regenerated.
276 * config/arm/arm-tables.opt: Regenerated.
277 * config/arm/arm-cpu.h: New generated file.
278 * config/arm/arm-cpu-data.h: New generated file.
279 * config/arm/arm-cpu-cdata.h: New generated file.
281 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
284 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
286 (input_varpool_node): Unpack dynamically_initialized bit.
288 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
290 PR rtl-optimization/79032
291 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
292 the alignment of the adjusted memory reference against that of MODE,
293 instead of the alignment of the original memory reference.
295 2017-01-11 Martin Jambor <mjambor@suse.cz>
297 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
299 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
302 2017-01-11 Richard Biener <rguenther@suse.de>
304 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
305 set range/nonnull info for PHI results. Do not set it on
306 stmts marked for removal.
308 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
310 * expr.c (store_field): In the bitfield case, fetch the return value
311 from the registers before applying a single big-endian adjustment.
312 Always do a final load for a BLKmode value not larger than a word.
314 2017-01-10 David Malcolm <dmalcolm@redhat.com>
317 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
318 that we correctly handle column numbers greater than
319 LINE_MAP_MAX_COLUMN_NUMBER.
321 2017-01-10 Martin Sebor <msebor@redhat.com>
324 * gimple-ssa-sprintf.c (get_destination_size): Call
325 {init,fini}object_sizes.
326 * tree-object-size.c (addr_object_size): Adjust.
327 (pass_through_call): Adjust.
328 (pass_object_sizes::execute): Adjust.
329 * tree-object-size.h (fini_object_sizes): Declare.
331 2017-01-10 Martin Sebor <msebor@redhat.com>
333 PR tree-optimization/78775
334 * builtins.c (get_size_range): Move...
335 * calls.c: ...to here.
336 (alloc_max_size): Accept zero argument.
337 (operand_signed_p): Remove.
338 (maybe_warn_alloc_args_overflow): Call get_size_range.
339 * calls.h (get_size_range): Declare.
341 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
343 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
344 from TI's devices.csv file as of September 2016.
345 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
347 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
349 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
350 * doc/invoke.texi: Likewise.
351 * doc/md.texi: Likewise.
352 * doc/objc.texi: Likewise.
354 2017-01-10 Joshua Conner <joshconner@google.com>
356 * config/arm/fuchsia-elf.h: New file.
357 * config/fuchsia.h: New file.
358 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
359 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
361 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
363 2016-01-10 Richard Biener <rguenther@suse.de>
365 PR tree-optimization/79034
366 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
367 Propagate out degenerate PHIs in the joiner.
369 2017-01-10 Martin Liska <mliska@suse.cz>
371 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
372 (sort_congruence_classes_by_decl_uid): Likewise.
373 (sort_congruence_class_groups_by_decl_uid): Likewise.
374 (sem_item_optimizer::merge_classes): Sort class, groups in these
375 classes and members in the groups by DECL_UID of declarations.
376 This would make merge operations stable.
378 2017-01-10 Martin Liska <mliska@suse.cz>
380 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
381 usage of m_classes_vec.
382 (sem_item_optimizer::~sem_item_optimizer): Likewise.
383 (sem_item_optimizer::get_group_by_hash): Likewise.
384 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
385 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
386 (sem_item_optimizer::verify_classes): Likewise.
387 (sem_item_optimizer::process_cong_reduction): Likewise.
388 (sem_item_optimizer::dump_cong_classes): Likewise.
389 (sem_item_optimizer::merge_classes): Likewise.
390 * ipa-icf.h (congruence_class_hash): Rename from
391 congruence_class_group_hash. Remove declaration of m_classes_vec.
393 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
395 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
396 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
397 * config.gcc: Add avx512vpopcntdqintrin.h.
398 * config/i386/avx512vpopcntdqintrin.h: New.
399 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
400 * config/i386/i386-builtin-types.def: Add new types.
401 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
402 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
403 __builtin_ia32_vpopcountq_v8di_mask): New.
404 * config/i386/i386-c.c (ix86_target_macros_internal): Define
406 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
407 (PTA_AVX512VPOPCNTDQ): Define.
408 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
409 TARGET_AVX512VPOPCNTDQ_P): Define.
410 * config/i386/i386.opt: Add mavx512vpopcntdq.
411 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
412 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
414 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
417 * predict.def (PRED_CALL): Set to 67.
419 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
421 * expr.c (store_field): In the bitfield case, if the value comes from
422 a function call and is of an aggregate type returned in registers, do
423 not modify the field mode; extract the value in all cases if the mode
424 is BLKmode and the size is not larger than a word.
426 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
429 * config/i386/cpuid.h: Fix undefined behavior.
431 2017-01-04 Jeff Law <law@redhat.com>
433 PR tree-optimization/79007
434 PR tree-optimization/67955
435 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
436 conservative for pt.null when flag_non_call_exceptions is on.
438 2017-01-09 Jakub Jelinek <jakub@redhat.com>
442 * params.def (PARAM_INLINE_MIN_SPEEDUP,
443 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
444 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
446 * config/avr/avr.opt (maccumulate-args): Likewise.
447 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
448 * common.opt (freport-bug): Likewise.
449 * cif-code.def (CIF_FINAL_ERROR): Likewise.
450 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
451 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
453 * config/i386/i386.c (function_value_32): Likewise.
454 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
455 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
457 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
458 * common/config/msp430/msp430-common.c (msp430_handle_option):
460 * symtab.c (symtab_node::verify_base): Likewise.
461 * opts.c (set_debug_level): Likewise.
462 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
463 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
464 missing whitespace to translatable strings.
465 * config/avr/avr.md (bswapsi2): Fix typo in comment.
466 * config/sh/superh.h: Likewise.
467 * config/i386/xopintrin.h: Likewise.
468 * config/i386/znver1.md: Likewise.
469 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
470 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
471 * double-int.h (struct double_int): Likewise.
472 * double-int.c (div_and_round_double): Likewise.
473 * wide-int.cc: Likewise.
474 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
475 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
476 * cfgcleanup.c (crossjumps_occured): Renamed to ...
477 (crossjumps_occurred): ... this.
478 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
481 PR tree-optimization/78899
482 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
483 returning bool return struct loop *, NULL for failure and the new
485 (versionable_outer_loop_p): Don't version outer loop if it has
486 dont_vectorized bit set.
487 (tree_if_conversion): When versioning outer loop, ensure
488 tree_if_conversion is performed also on the inner loop of the
489 non-vectorizable outer loop copy.
490 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
491 LOOP_VECTORIZED in inner loop of the scalar outer loop and
492 prevent vectorization of it.
493 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
494 the outer loop vectorization of the non-scalar version is attempted
495 before vectorization of the inner loop in scalar version. If
496 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
497 vectorization of its inner loop.
498 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
499 has 2 inner loops, rename also on edges from bb whose single pred
500 is outer_loop->header. Fix typo in function comment.
502 2017-01-09 Martin Sebor <msebor@redhat.com>
505 * asan.c (asan_emit_stack_protection): Increase local buffer size
506 to avoid snprintf truncation warning.
508 2017-01-09 Andrew Pinski <apinski@cavium.com>
510 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
511 to reference thunderx2t99 for the tuning structure
512 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
514 (thunderx2t99_extra_costs): This.
515 * config/aarch64/aarch64-tune.md: Regenerate.
516 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
517 (vulcan_addrcost_table): This.
518 (vulcan_regmove_cost): Rename to ...
519 (thunderx2t99_regmove_cost): This.
520 (vulcan_vector_cost): Rename to ...
521 (thunderx2t99_vector_cost): this.
522 (vulcan_branch_cost): Rename to ...
523 (thunderx2t99_branch_cost): This.
524 (vulcan_tunings): Rename to ...
525 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
526 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
528 2017-01-09 Martin Jambor <mjambor@suse.cz>
532 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
533 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
534 (propagate_vr_accross_jump_function): Use the above function for all
535 value range computations for pass-through jump functions and type
536 converasion from explicit value range values.
537 (ipcp_propagate_stage): Do not attempt to deduce types of formal
538 parameters from TYPE_ARG_TYPES.
539 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
540 (ipa_write_node_info): Stream type of the actual argument.
541 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
543 2017-01-09 Martin Liska <mliska@suse.cz>
546 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
547 (lookup_compiler): Do not show error message with have_E.
549 2017-01-09 Jakub Jelinek <jakub@redhat.com>
551 PR tree-optimization/78938
552 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
553 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
554 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
555 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
558 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
560 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
563 2017-01-09 Richard Biener <rguenther@suse.de>
565 PR tree-optimization/78997
566 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
567 name condition properly.
569 2017-01-09 Richard Biener <rguenther@suse.de>
572 * dwarf2out.c (is_cxx): New overload with context.
573 (is_naming_typedef_decl): Use it.
575 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
577 * invoke.texi (Option Summary): Correct spacing in option lists
578 and add line breaks to fix over-long lines.
580 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
584 * extend.texi (Common Variable Attributes): Add xref to GCC
585 Internals manual to explain mode attribute keywords.
587 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
590 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
591 and Preprocessor Options.
592 (Options for Linking): Document -pthread here....
593 (RS/6000 and PowerPC Options): ...not here.
594 (Solaris 2 Options): ...or here.
595 * doc/cppopts.texi: Document -pthread.
597 2017-01-08 Martin Sebor <msebor@redhat.com>
600 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
601 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
602 New member functions.
603 (format_directive): Used them.
605 (pass_sprintf_length::handle_gimple_call): Same.
606 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
607 to avoid truncation for any argument.
608 (extract_affine_mul): Same.
609 * tree.c (get_file_function_name): Same.
611 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
614 * predict.def (PRED_INDIR_CALL): Set to 86.
616 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
618 PR preprocessor/54124
619 * doc/cppopts.texi: Reformat -d subtable to list the full name
620 of the options. Add cross-reference to the docs for the general
622 * doc/invoke.texi (Developer Options): Add cross-reference to the
623 preprocessor-specific -d option documentation.
625 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
627 PR preprocessor/13498
628 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
629 redudant material, and reflect new command-line options.
630 (System Headers): Likewise.
632 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
634 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
635 -isystem, and -idirafter. Copy-edit.
636 * doc/cppopts.texi: Copy-edit. Remove contradiction about
637 default for -ftrack-macro-expansion. Delete obsolete and
638 badly-formatted implementation details about -fdebug-cpp output.
639 * doc/cppwarnopts.texi: Copy-edit.
641 2017-01-07 David Malcolm <dmalcolm@redhat.com>
644 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
645 that the transition from a max line width >= 1<<10 to narrower
646 lines works correctly.
648 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
650 * doc/options.texi (PerFunction): New.
651 * opt-functions.awk (switch_flags): Map both Optimization and
652 PerFunction to CL_OPTIMIZATION.
653 * opth-gen.awk: Test for PerFunction flag along with
655 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
656 it only when the latter is present. Skip those that don't in
657 the hash function generator.
658 * common.opt (fvar-tracking): Mark as PerFunction instead of
660 (fvar-tracking-assignments): Likewise.
661 (fvar-tracking-assignments-toggle): Likewise.
662 (fvar-tracking-uninit): Likewise.
664 2017-01-07 Jakub Jelinek <jakub@redhat.com>
667 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
670 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
673 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
674 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
675 TARGET_LONG_JUMP_TABLE_OFFSETS.
676 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
677 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
678 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
679 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
680 * config/m68k/m68k.md (tablejump expander): Likewise.
681 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
682 TARGET_LONG_JUMP_TABLE_OFFSETS.
683 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
684 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
686 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
687 David Holsgrove <david.holsgrove@xilinx.com>
689 * common/config/microblaze/microblaze-common.c
690 (TARGET_EXCEPT_UNWIND_INFO): Remove.
691 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
693 * config/microblaze/microblaze.c (microblaze_must_save_register)
694 (microblaze_expand_epilogue, microblaze_return_addr): Handle
696 (microblaze_eh_return): New function.
697 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
698 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
699 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
700 * config/microblaze/microblaze.md (eh_return): New pattern.
702 2017-01-06 Jakub Jelinek <jakub@redhat.com>
704 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
705 GCC_DIAGNOSTIC_STRINGIFY): Define.
707 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
709 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
711 * config/arm/arm.md (<mcrr>): New.
713 * config/arm/arm.c (arm_arch5te): New.
714 (arm_option_override): Set arm_arch5te.
715 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
717 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
718 (arm_mcrr_qualifiers): ... this. New.
719 (MRRC_QUALIFIERS): Define to...
720 (arm_mrrc_qualifiers): ... this. New.
721 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
723 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
724 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
725 (MRRCI, mrrc, MRRC): New.
726 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
729 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
731 * config/arm/arm.md (<mcr>): New.
733 * config/arm/arm.c (arm_coproc_builtin_available): Add
734 support for mcr, mrc, mcr2 and mrc2.
735 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
736 (arm_mcr_qualifiers): ... this. New.
737 (MRC_QUALIFIERS): Define to ...
738 (arm_mrc_qualifiers): ... this. New.
739 (MCR_QUALIFIERS): Define to ...
740 (arm_mcr_qualifiers): ... this. New.
741 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
743 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
744 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
745 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
748 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
750 * config/arm/arm.md (*ldc): New.
754 * config/arm/arm.c (arm_coproc_builtin_available): Add
755 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
756 (arm_coproc_ldc_stc_legitimate_address): New.
757 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
758 'qualifier_const_pointer'.
759 (LDC_QUALIFIERS): Define to...
760 (arm_ldc_qualifiers): ... this. New.
761 (STC_QUALIFIERS): Define to...
762 (arm_stc_qualifiers): ... this. New.
763 * config/arm/arm-protos.h
764 (arm_coproc_ldc_stc_legitimate_address): New.
765 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
766 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
767 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
768 stc2, stcl, stc2l): New.
769 * config/arm/constraints.md (Uz): New.
770 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
771 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
772 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
775 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
777 * config/arm/arm.md (<cdp>): New.
778 * config/arm/arm.c (neon_const_bounds): Rename this ...
779 (arm_const_bounds): ... this.
780 (arm_coproc_builtin_available): New.
781 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
782 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
783 (CDP_QUALIFIERS): Define to...
784 (arm_cdp_qualifiers): ... this. New.
786 (arm_expand_builtin_args): Add case for 6 arguments.
787 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
788 (arm_const_bounds): ... this.
789 (arm_coproc_builtin_available): New.
790 * config/arm/arm_acle.h (__arm_cdp): New.
792 * config/arm/arm_acle_builtins.def (cdp): New.
794 * config/arm/iterators.md (CDPI,CDP,cdp): New.
795 * config/arm/neon.md: Rename all 'neon_const_bounds' to
797 * config/arm/types.md (coproc): New.
798 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
799 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
800 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
801 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
803 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
805 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
806 (UBINOP_QUALIFIERS): New.
808 (acle_builtin_data): New. Change comment.
809 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
810 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
811 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
812 arm_acle_builtins.def.
813 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
814 (arm_init_acle_builtins): New.
815 (CRC32_BUILTIN): Remove.
816 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
817 crc32cb, crc32ch and crc32cw.
818 (arm_init_crc32_builtins): Remove.
819 (arm_init_builtins): Use arm_init_acle_builtins rather
820 than arm_init_crc32_builtins.
821 (arm_expand_acle_builtin): New.
822 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
823 * config/arm/arm_acle_builtins.def: New.
825 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
827 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
828 (arm_builtin_datum): ... this.
829 (arm_init_neon_builtin): Rename to ...
830 (arm_init_builtin): ... this. Add a new parameters PREFIX
832 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
833 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
835 (arm_init_vfp_builtins): Likewise.
836 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
837 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
838 (arm_expand_neon_args): Rename to ...
839 (arm_expand_builtin_args): ... this. Rename builtin_arg
840 enum values and differentiate between ARG_BUILTIN_MEMORY
841 and ARG_BUILTIN_NEON_MEMORY.
842 (arm_expand_neon_builtin_1): Rename to ...
843 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
844 values, arm_expand_builtin_args and add bool parameter NEON.
845 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
846 (arm_expand_vfp_builtin): Likewise.
847 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
849 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
852 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
853 * predict.c (tree_estimate_probability_bb): Reverse direction of
854 polymorphic call predictor.
856 2017-01-06 David Malcolm <dmalcolm@redhat.com>
858 * passes.c (execute_one_pass): Split out pass-skipping logic into...
859 (determine_pass_name_match): ...this new function and...
860 (should_skip_pass_p): ...this new function.
862 2017-01-06 Nathan Sidwell <nathan@acm.org>
864 * ipa-visibility.c (function_and_variable_visibility): Reformat
865 comments and long lines. Remove extrneous if.
866 * symtab.c (symtab_node::make_decl_local): Fix code format.
867 (symtab_node::set_section_for_node): Fix comment typo.
869 2017-01-06 Martin Liska <mliska@suse.cz>
872 * lra-constraints.c: Rename invariant to lra_invariant.
873 * predict.c (set_even_probabilities): Initialize e to NULL.
875 2017-01-05 Martin Sebor <msebor@redhat.com>
877 PR tree-optimization/78910
878 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
879 (format_integer): Correct off-by-one error in the handling
880 of precision with negative numbers in signed conversions..
882 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
884 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
886 2017-01-05 Jakub Jelinek <jakub@redhat.com>
888 PR tree-optimization/71016
889 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
890 factor_out_conditional_conversion. Formatting fix.
891 (factor_out_conditional_conversion): Add cond_stmt argument.
892 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
893 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
896 2017-01-05 David Malcolm <dmalcolm@redhat.com>
898 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
899 read-rtl-function.o, and selftest-rtl.o.
900 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
901 (selftest::aarch64_test_loading_full_dump): New function.
902 (selftest::aarch64_run_selftests): New function.
903 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
904 selftest::aarch64_run_selftests.
906 (selftest::ix86_test_loading_dump_fragment_1): New function.
907 (selftest::ix86_test_loading_call_insn): New function.
908 (selftest::ix86_test_loading_full_dump): New function.
909 (selftest::ix86_test_loading_unspec): New function.
910 (selftest::ix86_run_selftests): Call the new functions.
911 * emit-rtl.c (maybe_set_max_label_num): New function.
912 * emit-rtl.h (maybe_set_max_label_num): New decl.
913 * function.c (instantiate_decls): Guard call to
914 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
915 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
917 * gensupport.c (gen_reader::gen_reader): Pass "false"
918 for new "compact" param of rtx_reader.
919 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
920 rather than an empty string for NULL strings.
921 * read-md.c: Potentially include config.h rather than bconfig.h.
922 Wrap include of errors.h with #ifdef GENERATOR_FILE.
923 (have_error): New global, copied from errors.c.
924 (md_reader::read_name): Rename to...
925 (md_reader::read_name_1): ...this, adding "out_loc" param,
926 and converting "missing name or number" to returning false, rather
928 (md_reader::read_name): Reimplement in terms of read_name_1.
929 (md_reader::read_name_or_nil): New function.
930 (md_reader::read_string): Handle "(nil)" by returning NULL.
931 (md_reader::md_reader): Add new param "compact".
932 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
933 (md_reader::read_file): New method.
934 * read-md.h (md_reader::md_reader): Add new param "compact".
935 (md_reader::read_file): New method.
936 (md_reader::is_compact): New accessor.
937 (md_reader::read_name): Convert return type from void to file_location.
938 (md_reader::read_name_or_nil): New decl.
939 (md_reader::read_name_1): New decl.
940 (md_reader::m_compact): New field.
941 (noop_reader::noop_reader): Pass "false" for new "compact" param
943 (rtx_reader::rtx_reader): Add new "compact" param.
944 (rtx_reader::read_rtx_operand): Make virtual and convert return
945 type from void to rtx.
946 (rtx_reader::read_until): New decl.
947 (rtx_reader::handle_any_trailing_information): New virtual function.
948 (rtx_reader::postprocess): New virtual function.
949 (rtx_reader::finalize_string): New virtual function.
950 (rtx_reader::m_in_call_function_usage): New field.
951 (rtx_reader::m_reuse_rtx_by_id): New field.
952 * read-rtl-function.c: New file.
953 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
954 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
955 (selftest::verify_three_block_rtl_cfg): New decl.
956 * read-rtl-function.h: New file.
957 * read-rtl.c: Potentially include config.h rather than bconfig.h.
958 For host, include function.h, memmodel.h, and emit-rtl.h.
959 (one_time_initialization): New function.
960 (struct compact_insn_name): New struct.
961 (compact_insn_names): New array.
962 (find_code): Handle insn codes in compact dumps.
963 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
964 (bind_subst_iter_and_attr): Likewise.
965 (add_condition_to_string): Likewise.
966 (add_condition_to_rtx): Likewise.
967 (apply_attribute_uses): Likewise.
968 (add_current_iterators): Likewise.
969 (apply_iterators): Likewise.
970 (initialize_iterators): Guard usage of apply_subst_iterator with
971 #ifdef GENERATOR_FILE.
972 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
973 (md_reader::read_mapping): Likewise.
974 (add_define_attr_for_define_subst): Likewise.
975 (add_define_subst_attr): Likewise.
976 (read_subst_mapping): Likewise.
977 (check_code_iterator): Likewise.
978 (rtx_reader::read_rtx): Likewise. Move one-time initialization
980 (one_time_initialization): New function.
981 (rtx_reader::read_until): New method.
982 (read_flags): New function.
983 (parse_reg_note_name): New function.
984 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
985 Handle reuse_rtx ids.
986 Wrap iterator lookup within #ifdef GENERATOR_FILE.
987 Add parsing support for RTL dumps, mirroring the special-cases in
988 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
989 values, and calling handle_any_trailing_information.
990 (rtx_reader::read_rtx_operand): Convert return type from void
991 to rtx, returning return_rtx. Handle case 'e'. Call
992 finalize_string on XSTR and XTMPL fields.
993 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
994 "(nil)" values were omitted. Call the postprocess vfunc on the
996 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
997 class ctor. Initialize m_in_call_function_usage. Call
998 one_time_initialization.
999 * rtl-tests.c (selftest::test_uncond_jump): Call
1000 set_new_first_and_last_insn.
1001 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
1002 * selftest-rtl.c: New file.
1003 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
1004 (selftest::get_insn_by_uid): New decl.
1005 * selftest-run-tests.c (selftest::run_tests): Call
1006 read_rtl_function_c_tests.
1007 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
1008 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
1011 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
1013 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
1014 operands in a special way. Assert that pos+len <= mode precision.
1016 2017-01-05 Jakub Jelinek <jakub@redhat.com>
1018 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
1019 3 argument Alias with unlimited for the negative form.
1020 (fno-vect-cost-model): Removed.
1022 2017-01-05 Martin Liska <mliska@suse.cz>
1024 * hsa-gen.c (gen_hsa_divmod): New function.
1025 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
1027 2017-01-05 Martin Liska <mliska@suse.cz>
1030 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
1033 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1035 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
1036 small constant length operands.
1038 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1040 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
1041 between loop iterations.
1043 2017-01-05 Martin Liska <mliska@suse.cz>
1046 * gimplify.c (gimplify_decl_expr): Compare to
1047 asan_poisoned_variables instread of checking flags.
1048 (gimplify_target_expr): Likewise.
1049 (gimplify_expr): Likewise.
1050 (gimplify_function_tree): Conditionally initialize
1051 asan_poisoned_variables.
1053 2017-01-04 Jeff Law <law@redhat.com>
1055 PR tree-optimizatin/78812
1056 * rtl.h (contains_mem_rtx_p): Prototype.
1057 * ifcvt.c (containts_mem_rtx_p): Move from here to...
1058 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
1059 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
1060 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
1061 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
1063 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
1065 * input.c (assert_char_at_range): Default-initialize actual_range.
1067 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
1069 * df-scan.c (df_ref_create_structure): Make regno unsigned,
1070 to match the caller.
1072 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
1074 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
1075 insns after final jump in test to emit dummy move.
1077 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
1079 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
1080 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
1082 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
1084 * multiple_target.c (create_dispatcher_calls): Init e_next.
1085 * tree-ssa-loop-split.c (split_loop): Init border.
1086 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
1089 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
1094 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
1095 (altivec_register_operand): Do not return true if the operand
1096 contains a SUBREG mixing SImode and SFmode.
1097 (vsx_register_operand): Likewise.
1098 (vsx_reg_sfsubreg_ok): New predicate.
1099 (vfloat_operand): Do not return true if the operand contains a
1100 SUBREG mixing SImode and SFmode.
1101 (vint_operand): Likewise.
1102 (vlogical_operand): Likewise.
1103 (gpc_reg_operand): Likewise.
1104 (int_reg_operand): Likewise.
1105 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
1106 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
1107 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
1109 (rs6000_emit_move_si_sf_subreg): New helper function.
1110 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
1111 fixup SUBREGs involving SImode and SFmode.
1112 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
1113 numbers for the new peephole2 optimization.
1114 (peephole2 for SFmode unions): New peephole2 to optimize cases in
1115 the GLIBC math library that do AND/IOR/XOR operations on single
1116 precision floating point.
1117 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
1118 target macros to say whether we need to avoid SUBREGs mixing
1120 (TARGET_ALLOW_SF_SUBREG): Likewise.
1121 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
1122 (UNSPEC_SI_FROM_SF): Likewise.
1123 (iorxor): Change spacing.
1124 (and_ior_xor): New iterator for AND, IOR, and XOR.
1125 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
1126 (movdi_from_sf_zero_ext): Likewise.
1127 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
1128 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
1129 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
1130 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
1131 (fms<mode>4): Likewise.
1132 (fnma<mode>4): Likewise.
1133 (fnms<mode>4): Likewise.
1134 (nfma<mode>4): Likewise.
1135 (nfms<mode>4): Likewise.
1137 2017-01-04 Marek Polacek <polacek@redhat.com>
1140 * doc/invoke.texi: Document -Wpointer-compare.
1142 2017-01-04 Jakub Jelinek <jakub@redhat.com>
1144 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
1147 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
1148 descriptions for -gdwarf-5 and emit them as uleb128 instead of
1151 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
1154 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
1155 documentation of the powerpc_popcntb_ok attribute.
1156 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
1157 code to issue warning messages if a requested CPU configuration is
1158 not supported by the binary (assembler and loader) toolchain.
1159 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
1160 made to define a built-in function that has been disabled.
1161 (paired_init_builtins): Add assertion to prevent ICE if attempt is
1162 made to define a built-in function that has been disabled.
1163 (altivec_init_builtins): Add comment explaining why definition
1164 of the DST built-in functions is not preceded by an assertion
1165 check. Add assertions to prevent ICE if attempts are made to
1166 define an altivec predicate or an abs* built-in function that has
1168 (htm_init_builtins): Add comment explaining why definition of the
1169 htm built-in functions is not preceded by an assertion check.
1171 2017-01-04 Jeff Law <law@redhat.com>
1173 PR tree-optimizatin/67955
1174 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
1175 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
1176 the points-to solution does not include pt_null. Use DECL_PT_UID
1179 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
1181 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
1182 Use gen_int_mode instead of gen_lopwart for const_int operands.
1184 2017-01-04 Jakub Jelinek <jakub@redhat.com>
1186 PR tree-optimization/71563
1187 * match.pd: Simplify X << Y into X if Y is known to be 0 or
1188 out of range value - has low bits known to be zero.
1190 2017-01-04 Alan Modra <amodra@gmail.com>
1192 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
1193 * configure: Regenerate.
1194 * config.in: Regenerate.
1196 2017-01-04 Jakub Jelinek <jakub@redhat.com>
1199 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
1200 a substring of the message, but strcmp with the whole message. Ifdef
1201 ENABLE_NLS, translate the message first using dgettext.
1203 2017-01-03 Jeff Law <law@redhat.com>
1205 PR tree-optimizatin/78856
1206 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
1207 (mark_threaded_blocks): Remove code to truncate thread paths that
1208 cross multiple loop headers. Instead invalidate the cached loop
1209 iteration information and handle case of a thread path walking
1210 into an irreducible region.
1212 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1215 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
1216 assertions. Add support for doing the signbit if the IEEE 128-bit
1217 floating point value is in a GPR.
1218 * config/rs6000/rs6000.md (Fsignbit): Delete.
1219 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
1220 Update the length attribute if the value is in a GPR.
1221 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
1222 the sign or zero extension instruction, since the value is always 0/1.
1223 (signbit<mode>2_dm2): Delete using <Fsignbit>.
1226 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
1227 extracting SImode to a GPR register so that we can generate a
1228 store, limit the vector to be in a traditional Altivec register
1229 for the vextuwrx instruction.
1231 2017-01-03 Ian Lance Taylor <iant@google.com>
1233 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
1235 2017-01-03 Martin Sebor <msebor@redhat.com>
1237 PR tree-optimization/78696
1238 * gimple-ssa-sprintf.c (format_floating): Correct handling of
1239 precision. Use MPFR for %f for greater fidelity. Correct handling
1241 (pass_sprintf_length::compute_format_length): Set width and precision
1242 specified by asrerisk to void_node for vararg functions.
1243 (try_substitute_return_value): Adjust dump output.
1245 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
1247 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
1249 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
1251 * doc/invoke.texi (SPARC options): Document -mlra as the default.
1252 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
1253 -mlra/-mno-lra was passed to the compiler.
1255 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
1257 PR rtl-optimization/65618
1258 * emit-rtl.c (try_split): Move initialization of "before" and
1259 "after" to just before the call to emit_insn_after_setloc.
1261 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
1263 * doc/md.texi (Standard Names): Remove reference to Java frontend.
1265 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
1267 * dwarf2out.c (gen_enumeration_type_die): When
1268 -gno-strict-dwarf, add a DW_AT_encoding attribute.
1270 2017-01-03 Jakub Jelinek <jakub@redhat.com>
1272 PR tree-optimization/78965
1273 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
1274 Change first argument from const call_info & to call_info &. For %n
1275 set info.nowrite to false.
1278 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
1279 possibly throwing calls.
1281 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
1282 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
1283 and fns handling, rather than in a separate case SSA_NAME.
1285 2017-01-02 Jeff Law <law@redhat.com>
1287 * config/darwin-driver.c (darwin_driver_init): Const-correctness
1288 fixes for first_period and second_period variables.
1290 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
1293 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
1294 (*insvqi_1): New insn pattern.
1295 (*insvqi_1_mem_rex64): Ditto.
1297 (*insvqi_3): Rename from *insvqi.
1299 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
1301 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
1303 * doc/cfg.texi (Edges): Remove reference to Java.
1304 (Maintaining the CFG): Ditto.
1306 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
1309 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
1310 transparent aliases.
1312 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
1315 * predict.def (PRED_CALL): Update hitrate.
1316 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
1317 * predict.c (tree_estimate_probability_bb): Split CALL predictor
1318 into direct/indirect/polymorphic variants.
1320 2017-01-01 Jakub Jelinek <jakub@redhat.com>
1322 Update copyright years.
1324 * gcc.c (process_command): Update copyright notice dates.
1325 * gcov-dump.c (print_version): Ditto.
1326 * gcov.c (print_version): Ditto.
1327 * gcov-tool.c (print_version): Ditto.
1328 * gengtype.c (create_file): Ditto.
1329 * doc/cpp.texi: Bump @copying's copyright year.
1330 * doc/cppinternals.texi: Ditto.
1331 * doc/gcc.texi: Ditto.
1332 * doc/gccint.texi: Ditto.
1333 * doc/gcov.texi: Ditto.
1334 * doc/install.texi: Ditto.
1335 * doc/invoke.texi: Ditto.
1337 Copyright (C) 2017 Free Software Foundation, Inc.
1339 Copying and distribution of this file, with or without modification,
1340 are permitted in any medium without royalty provided the copyright
1341 notice and this notice are preserved.