1 2017-01-16 Martin Sebor <msebor@redhat.com>
3 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
6 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
9 UNSPEC_VSX__XXSPLTD to require special splat handling.
11 2017-01-16 David Malcolm <dmalcolm@redhat.com>
14 * system.h: Poison strndup.
16 2017-01-16 Alan Modra <amodra@gmail.com>
19 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
22 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
24 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
26 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
28 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
29 call recog here. Assert that INSN_CODE (insn) is non-negative.
31 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
34 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
36 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
37 in the currently scheduled RTL fragment.
39 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
41 PR rtl-optimization/78751
42 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
45 2017-01-14 Jeff Law <law@redhat.com>
47 PR tree-optimization/79090
48 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
49 variable length stores.
50 (compute_trims): Delete dead assignment to *trim_tail.
51 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
54 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
56 PR rtl-optimization/78626
57 PR rtl-optimization/78727
58 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
59 of a block, and split such blocks after everything else is finished.
61 2017-01-14 Alan Modra <amodra@gmail.com>
64 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
65 target legitimate_combined_insn.
66 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
67 (rs6000_legitimate_combined_insn): New function.
68 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
70 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
71 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
72 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
74 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
76 * doc/frontends.texi (G++ and GCC): Remove references to Java.
78 2017-01-13 Jeff Law <law@redhat.com>
80 PR tree-optimization/33562
81 PR tree-optimization/61912
82 PR tree-optimization/77485
83 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
85 (delete_dead_assignment): Likewise.
86 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
87 statement to delete_dead_call and delete_dead_assignment.
89 2017-01-13 David Malcolm <dmalcolm@redhat.com>
92 * substring-locations.c (format_warning_va): Strengthen case 1 so
93 that both endpoints of the substring must be within the format
94 range for just the substring to be printed.
96 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
98 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
99 * config/i386/i386.c (ix86_target_string): Add missing options
100 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
101 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
102 flags_other and ix86_target_other to flags2_other. Display unknown
104 (ix86_valid_target_attribute_inner_p): Add missing options and
105 reorder options by implied ISAs, as in ix86_target_string.
107 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
109 * hash-table.h (hash_table::too_empty_p): New function.
110 (hash_table::expand): Use it.
111 (hash_table::traverse): Likewise.
112 (hash_table::empty_slot): Use sizeof (value_type) instead of
113 sizeof (PTR) to convert bytes to elements. Shrink the table
114 if the current size is excessive for the current number of
117 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
119 * ira-costs.c (record_reg_classes): Break from the inner loop
120 early once alt_fail is known to be true. Update outer loop
121 handling accordingly.
123 2017-01-13 Jeff Law <law@redhat.com>
125 * tree-ssa-dse.c (decrement_count): New function.
126 (increment_start_addr, maybe_trim_memstar_call): Likewise.
127 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
128 when we know the partially dead statement is a mem* function.
130 PR tree-optimization/61912
131 PR tree-optimization/77485
132 * tree-ssa-dse.c: Include expr.h.
133 (maybe_trim_constructor_store): New function.
134 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
136 PR tree-optimization/33562
137 PR tree-optimization/61912
138 PR tree-optimization/77485
139 * doc/invoke.texi: Document new dse-max-object-size param.
140 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
141 * tree-ssa-dse.c: Include params.h.
142 (dse_store_status): New enum.
143 (initialize_ao_ref_for_dse): New, partially extracted from
145 (valid_ao_ref_for_dse, normalize_ref): New.
146 (setup_live_bytes_from_ref, compute_trims): Likewise.
147 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
148 (maybe_trim_partially_dead_store): Likewise.
149 (maybe_trim_complex_store): Likewise.
150 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
151 Track what bytes live from the original store. Return tri-state
152 for dead, partially dead or live.
153 (dse_dom_walker): Add constructor, destructor and new private members.
154 (delete_dead_call, delete_dead_assignment): New extracted from
156 (dse_optimize_stmt): Make a member of dse_dom_walker.
157 Use initialize_ao_ref_for_dse.
159 PR tree-optimization/33562
160 PR tree-optimization/61912
161 PR tree-optimization/77485
162 * sbitmap.h (bitmap_count_bits): Prototype.
163 (bitmap_clear_range, bitmap_set_range): Likewise.
164 * sbitmap.c (bitmap_clear_range): New function.
165 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
167 2017-01-13 Martin Liska <mliska@suse.cz>
170 * function.c (set_cfun): Add new argument force.
171 * function.h (set_cfun): Likewise.
172 * ipa-inline-transform.c (inline_call): Use the function when
173 strict alising from is dropped for function we inline to.
175 2017-01-13 Richard Biener <rguenther@suse.de>
177 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
178 for dumping GIMPLE INTEGER_CSTs.
180 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
182 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
183 to 201112L since C++17.
185 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
188 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
189 if -fsanitize=kernel-address is present.
191 2017-01-13 Richard Biener <rguenther@suse.de>
193 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
194 as _Literal ( type ) number in case usual suffixes do not
195 preserve all information.
197 2017-01-13 Richard Biener <rguenther@suse.de>
199 PR tree-optimization/77283
200 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
202 (is_feasible_trace): Implement a cost model based on joiner
205 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
208 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
209 char or short to __float128/_Float128 directly.
211 2017-01-12 Martin Sebor <msebor@redhat.com>
213 to -Wformat-overflow.
214 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
215 (min_bytes_remaining): Same.
216 (get_string_length): Same.
217 (format_string): Same.
218 (format_directive): Same.
220 (pass_sprintf_length::handle_gimple_call): Same.
222 2017-01-12 Jakub Jelinek <jakub@redhat.com>
224 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
225 info.nowrite calls with no lhs that can't throw. Return bool
226 whether gsi_remove has been called or not.
227 (pass_sprintf_length::handle_gimple_call): Return bool whether
228 try_substitute_return_value called gsi_remove. Formatting fix.
229 (pass_sprintf_length::execute): Don't use gsi_remove if
230 handle_gimple_call returned true.
233 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
234 be removed due to side-effects, don't remove following barrier nor
235 turn the successor edge into fallthru edge.
237 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
240 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
241 element-reversing loads and stores as not swappable.
243 2017-01-12 Nathan Sidwell <nathan@acm.org>
244 Nicolai Stange <nicstange@gmail.com>
246 * combine.c (try_combine): Don't ignore result of overlap checking
247 loop. Combine overlap & asm check into single loop.
249 2017-01-12 Richard Biener <rguenther@suse.de>
251 * tree-pretty-print.c (dump_generic_node): Provide -gimple
252 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
254 2017-01-12 Richard Biener <rguenther@suse.de>
256 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
257 and TS_TARGET_OPTION directly derive from TS_BASE.
258 * tree-core.h (tree_optimization_option): Derive from tree_base.
259 (tree_target_option): Likewise.
261 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
263 * config/i386/i386.c (memory_address_length): Increase len
264 only when rip_relative_addr_p returns false.
266 2017-01-11 Julia Koval <julia.koval@intel.com>
268 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
269 (OPTION_MASK_ISA_SGX_SET): New.
270 (ix86_handle_option): Handle OPT_msgx.
271 * config.gcc: Added sgxintrin.h.
272 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
273 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
274 * config/i386/i386.c (ix86_target_string): Add -msgx.
276 (ix86_option_override_internal): Handle new options.
277 (ix86_valid_target_attribute_inner_p): Add sgx.
278 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
279 * config/i386/i386.opt: Add msgx.
280 * config/i386/sgxintrin.h: New file.
281 * config/i386/x86intrin.h: Add sgxintrin.h.
283 2017-01-11 Jakub Jelinek <jakub@redhat.com>
286 * fold-const.c (maybe_nonzero_address): Return 1 for function
288 (tree_single_nonzero_warnv_p): Don't handle function local objects
292 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
295 2017-01-11 David Malcolm <dmalcolm@redhat.com>
298 * opts.c: Include "spellcheck.h"
299 (struct string_fragment): New struct.
300 (struct edit_distance_traits<const string_fragment &>): New
302 (get_closest_sanitizer_option): New function.
303 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
305 2017-01-11 Jakub Jelinek <jakub@redhat.com>
307 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
309 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
310 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
311 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
312 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
313 for initial die_offset if dwarf_split_debug_info.
314 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
315 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
317 (output_skeleton_debug_sections): Formatting fix. Use
318 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
319 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
321 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
323 * config/arm/cortex-a53.md: Add bypasses for
325 (cortex_a53_r2f): Only use for transfers.
326 (cortex_a53_f2r): Likewise.
327 (cortex_a53_r2f_cvt): Add reservation for conversions.
328 (cortex_a53_f2r_cvt): Likewise.
330 2017-01-11 Tamar Christina <tamar.christina@arm.com>
332 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
333 to all inlined functions, change static to extern.
335 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
338 * config/arm/arm.c (legitimize_pic_address): Handle reference to
340 (arm_assemble_integer): Likewise.
342 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
344 * config.gcc: Use new awk script to check CPU, FPU and architecture
345 parameters for --with-... options.
346 * config/arm/parsecpu.awk: New file
347 * config/arm/arm-cpus.in: New file.
348 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
350 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
352 * config/arm/t-arm: Update dependency rules.
353 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
354 of processing .def files.
355 * config/arm/genopt.sh: Deleted.
356 * config/arm/gentune.sh: Deleted.
357 * config/arm/arm-cores.def: Deleted.
358 * config/arm/arm-arches.def: Deleted.
359 * config/arm/arm-fpus.def: Deleted.
360 * config/arm/arm-tune.md: Regenerated.
361 * config/arm/arm-tables.opt: Regenerated.
362 * config/arm/arm-cpu.h: New generated file.
363 * config/arm/arm-cpu-data.h: New generated file.
364 * config/arm/arm-cpu-cdata.h: New generated file.
366 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
369 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
371 (input_varpool_node): Unpack dynamically_initialized bit.
373 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
375 PR rtl-optimization/79032
376 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
377 the alignment of the adjusted memory reference against that of MODE,
378 instead of the alignment of the original memory reference.
380 2017-01-11 Martin Jambor <mjambor@suse.cz>
382 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
384 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
387 2017-01-11 Richard Biener <rguenther@suse.de>
389 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
390 set range/nonnull info for PHI results. Do not set it on
391 stmts marked for removal.
393 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
395 * expr.c (store_field): In the bitfield case, fetch the return value
396 from the registers before applying a single big-endian adjustment.
397 Always do a final load for a BLKmode value not larger than a word.
399 2017-01-10 David Malcolm <dmalcolm@redhat.com>
402 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
403 that we correctly handle column numbers greater than
404 LINE_MAP_MAX_COLUMN_NUMBER.
406 2017-01-10 Martin Sebor <msebor@redhat.com>
409 * gimple-ssa-sprintf.c (get_destination_size): Call
410 {init,fini}object_sizes.
411 * tree-object-size.c (addr_object_size): Adjust.
412 (pass_through_call): Adjust.
413 (pass_object_sizes::execute): Adjust.
414 * tree-object-size.h (fini_object_sizes): Declare.
416 2017-01-10 Martin Sebor <msebor@redhat.com>
418 PR tree-optimization/78775
419 * builtins.c (get_size_range): Move...
420 * calls.c: ...to here.
421 (alloc_max_size): Accept zero argument.
422 (operand_signed_p): Remove.
423 (maybe_warn_alloc_args_overflow): Call get_size_range.
424 * calls.h (get_size_range): Declare.
426 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
428 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
429 from TI's devices.csv file as of September 2016.
430 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
432 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
434 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
435 * doc/invoke.texi: Likewise.
436 * doc/md.texi: Likewise.
437 * doc/objc.texi: Likewise.
439 2017-01-10 Joshua Conner <joshconner@google.com>
441 * config/arm/fuchsia-elf.h: New file.
442 * config/fuchsia.h: New file.
443 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
444 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
446 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
448 2016-01-10 Richard Biener <rguenther@suse.de>
450 PR tree-optimization/79034
451 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
452 Propagate out degenerate PHIs in the joiner.
454 2017-01-10 Martin Liska <mliska@suse.cz>
456 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
457 (sort_congruence_classes_by_decl_uid): Likewise.
458 (sort_congruence_class_groups_by_decl_uid): Likewise.
459 (sem_item_optimizer::merge_classes): Sort class, groups in these
460 classes and members in the groups by DECL_UID of declarations.
461 This would make merge operations stable.
463 2017-01-10 Martin Liska <mliska@suse.cz>
465 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
466 usage of m_classes_vec.
467 (sem_item_optimizer::~sem_item_optimizer): Likewise.
468 (sem_item_optimizer::get_group_by_hash): Likewise.
469 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
470 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
471 (sem_item_optimizer::verify_classes): Likewise.
472 (sem_item_optimizer::process_cong_reduction): Likewise.
473 (sem_item_optimizer::dump_cong_classes): Likewise.
474 (sem_item_optimizer::merge_classes): Likewise.
475 * ipa-icf.h (congruence_class_hash): Rename from
476 congruence_class_group_hash. Remove declaration of m_classes_vec.
478 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
480 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
481 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
482 * config.gcc: Add avx512vpopcntdqintrin.h.
483 * config/i386/avx512vpopcntdqintrin.h: New.
484 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
485 * config/i386/i386-builtin-types.def: Add new types.
486 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
487 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
488 __builtin_ia32_vpopcountq_v8di_mask): New.
489 * config/i386/i386-c.c (ix86_target_macros_internal): Define
491 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
492 (PTA_AVX512VPOPCNTDQ): Define.
493 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
494 TARGET_AVX512VPOPCNTDQ_P): Define.
495 * config/i386/i386.opt: Add mavx512vpopcntdq.
496 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
497 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
499 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
502 * predict.def (PRED_CALL): Set to 67.
504 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
506 * expr.c (store_field): In the bitfield case, if the value comes from
507 a function call and is of an aggregate type returned in registers, do
508 not modify the field mode; extract the value in all cases if the mode
509 is BLKmode and the size is not larger than a word.
511 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
514 * config/i386/cpuid.h: Fix undefined behavior.
516 2017-01-04 Jeff Law <law@redhat.com>
518 PR tree-optimization/79007
519 PR tree-optimization/67955
520 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
521 conservative for pt.null when flag_non_call_exceptions is on.
523 2017-01-09 Jakub Jelinek <jakub@redhat.com>
527 * params.def (PARAM_INLINE_MIN_SPEEDUP,
528 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
529 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
531 * config/avr/avr.opt (maccumulate-args): Likewise.
532 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
533 * common.opt (freport-bug): Likewise.
534 * cif-code.def (CIF_FINAL_ERROR): Likewise.
535 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
536 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
538 * config/i386/i386.c (function_value_32): Likewise.
539 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
540 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
542 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
543 * common/config/msp430/msp430-common.c (msp430_handle_option):
545 * symtab.c (symtab_node::verify_base): Likewise.
546 * opts.c (set_debug_level): Likewise.
547 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
548 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
549 missing whitespace to translatable strings.
550 * config/avr/avr.md (bswapsi2): Fix typo in comment.
551 * config/sh/superh.h: Likewise.
552 * config/i386/xopintrin.h: Likewise.
553 * config/i386/znver1.md: Likewise.
554 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
555 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
556 * double-int.h (struct double_int): Likewise.
557 * double-int.c (div_and_round_double): Likewise.
558 * wide-int.cc: Likewise.
559 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
560 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
561 * cfgcleanup.c (crossjumps_occured): Renamed to ...
562 (crossjumps_occurred): ... this.
563 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
566 PR tree-optimization/78899
567 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
568 returning bool return struct loop *, NULL for failure and the new
570 (versionable_outer_loop_p): Don't version outer loop if it has
571 dont_vectorized bit set.
572 (tree_if_conversion): When versioning outer loop, ensure
573 tree_if_conversion is performed also on the inner loop of the
574 non-vectorizable outer loop copy.
575 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
576 LOOP_VECTORIZED in inner loop of the scalar outer loop and
577 prevent vectorization of it.
578 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
579 the outer loop vectorization of the non-scalar version is attempted
580 before vectorization of the inner loop in scalar version. If
581 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
582 vectorization of its inner loop.
583 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
584 has 2 inner loops, rename also on edges from bb whose single pred
585 is outer_loop->header. Fix typo in function comment.
587 2017-01-09 Martin Sebor <msebor@redhat.com>
590 * asan.c (asan_emit_stack_protection): Increase local buffer size
591 to avoid snprintf truncation warning.
593 2017-01-09 Andrew Pinski <apinski@cavium.com>
595 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
596 to reference thunderx2t99 for the tuning structure
597 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
599 (thunderx2t99_extra_costs): This.
600 * config/aarch64/aarch64-tune.md: Regenerate.
601 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
602 (vulcan_addrcost_table): This.
603 (vulcan_regmove_cost): Rename to ...
604 (thunderx2t99_regmove_cost): This.
605 (vulcan_vector_cost): Rename to ...
606 (thunderx2t99_vector_cost): this.
607 (vulcan_branch_cost): Rename to ...
608 (thunderx2t99_branch_cost): This.
609 (vulcan_tunings): Rename to ...
610 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
611 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
613 2017-01-09 Martin Jambor <mjambor@suse.cz>
617 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
618 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
619 (propagate_vr_accross_jump_function): Use the above function for all
620 value range computations for pass-through jump functions and type
621 converasion from explicit value range values.
622 (ipcp_propagate_stage): Do not attempt to deduce types of formal
623 parameters from TYPE_ARG_TYPES.
624 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
625 (ipa_write_node_info): Stream type of the actual argument.
626 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
628 2017-01-09 Martin Liska <mliska@suse.cz>
631 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
632 (lookup_compiler): Do not show error message with have_E.
634 2017-01-09 Jakub Jelinek <jakub@redhat.com>
636 PR tree-optimization/78938
637 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
638 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
639 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
640 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
643 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
645 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
648 2017-01-09 Richard Biener <rguenther@suse.de>
650 PR tree-optimization/78997
651 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
652 name condition properly.
654 2017-01-09 Richard Biener <rguenther@suse.de>
657 * dwarf2out.c (is_cxx): New overload with context.
658 (is_naming_typedef_decl): Use it.
660 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
662 * invoke.texi (Option Summary): Correct spacing in option lists
663 and add line breaks to fix over-long lines.
665 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
669 * extend.texi (Common Variable Attributes): Add xref to GCC
670 Internals manual to explain mode attribute keywords.
672 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
675 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
676 and Preprocessor Options.
677 (Options for Linking): Document -pthread here....
678 (RS/6000 and PowerPC Options): ...not here.
679 (Solaris 2 Options): ...or here.
680 * doc/cppopts.texi: Document -pthread.
682 2017-01-08 Martin Sebor <msebor@redhat.com>
685 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
686 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
687 New member functions.
688 (format_directive): Used them.
690 (pass_sprintf_length::handle_gimple_call): Same.
691 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
692 to avoid truncation for any argument.
693 (extract_affine_mul): Same.
694 * tree.c (get_file_function_name): Same.
696 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
699 * predict.def (PRED_INDIR_CALL): Set to 86.
701 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
703 PR preprocessor/54124
704 * doc/cppopts.texi: Reformat -d subtable to list the full name
705 of the options. Add cross-reference to the docs for the general
707 * doc/invoke.texi (Developer Options): Add cross-reference to the
708 preprocessor-specific -d option documentation.
710 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
712 PR preprocessor/13498
713 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
714 redudant material, and reflect new command-line options.
715 (System Headers): Likewise.
717 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
719 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
720 -isystem, and -idirafter. Copy-edit.
721 * doc/cppopts.texi: Copy-edit. Remove contradiction about
722 default for -ftrack-macro-expansion. Delete obsolete and
723 badly-formatted implementation details about -fdebug-cpp output.
724 * doc/cppwarnopts.texi: Copy-edit.
726 2017-01-07 David Malcolm <dmalcolm@redhat.com>
729 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
730 that the transition from a max line width >= 1<<10 to narrower
731 lines works correctly.
733 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
735 * doc/options.texi (PerFunction): New.
736 * opt-functions.awk (switch_flags): Map both Optimization and
737 PerFunction to CL_OPTIMIZATION.
738 * opth-gen.awk: Test for PerFunction flag along with
740 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
741 it only when the latter is present. Skip those that don't in
742 the hash function generator.
743 * common.opt (fvar-tracking): Mark as PerFunction instead of
745 (fvar-tracking-assignments): Likewise.
746 (fvar-tracking-assignments-toggle): Likewise.
747 (fvar-tracking-uninit): Likewise.
749 2017-01-07 Jakub Jelinek <jakub@redhat.com>
752 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
755 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
758 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
759 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
760 TARGET_LONG_JUMP_TABLE_OFFSETS.
761 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
762 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
763 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
764 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
765 * config/m68k/m68k.md (tablejump expander): Likewise.
766 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
767 TARGET_LONG_JUMP_TABLE_OFFSETS.
768 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
769 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
771 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
772 David Holsgrove <david.holsgrove@xilinx.com>
774 * common/config/microblaze/microblaze-common.c
775 (TARGET_EXCEPT_UNWIND_INFO): Remove.
776 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
778 * config/microblaze/microblaze.c (microblaze_must_save_register)
779 (microblaze_expand_epilogue, microblaze_return_addr): Handle
781 (microblaze_eh_return): New function.
782 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
783 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
784 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
785 * config/microblaze/microblaze.md (eh_return): New pattern.
787 2017-01-06 Jakub Jelinek <jakub@redhat.com>
789 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
790 GCC_DIAGNOSTIC_STRINGIFY): Define.
792 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
794 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
796 * config/arm/arm.md (<mcrr>): New.
798 * config/arm/arm.c (arm_arch5te): New.
799 (arm_option_override): Set arm_arch5te.
800 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
802 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
803 (arm_mcrr_qualifiers): ... this. New.
804 (MRRC_QUALIFIERS): Define to...
805 (arm_mrrc_qualifiers): ... this. New.
806 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
808 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
809 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
810 (MRRCI, mrrc, MRRC): New.
811 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
814 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
816 * config/arm/arm.md (<mcr>): New.
818 * config/arm/arm.c (arm_coproc_builtin_available): Add
819 support for mcr, mrc, mcr2 and mrc2.
820 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
821 (arm_mcr_qualifiers): ... this. New.
822 (MRC_QUALIFIERS): Define to ...
823 (arm_mrc_qualifiers): ... this. New.
824 (MCR_QUALIFIERS): Define to ...
825 (arm_mcr_qualifiers): ... this. New.
826 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
828 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
829 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
830 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
833 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
835 * config/arm/arm.md (*ldc): New.
839 * config/arm/arm.c (arm_coproc_builtin_available): Add
840 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
841 (arm_coproc_ldc_stc_legitimate_address): New.
842 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
843 'qualifier_const_pointer'.
844 (LDC_QUALIFIERS): Define to...
845 (arm_ldc_qualifiers): ... this. New.
846 (STC_QUALIFIERS): Define to...
847 (arm_stc_qualifiers): ... this. New.
848 * config/arm/arm-protos.h
849 (arm_coproc_ldc_stc_legitimate_address): New.
850 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
851 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
852 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
853 stc2, stcl, stc2l): New.
854 * config/arm/constraints.md (Uz): New.
855 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
856 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
857 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
860 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
862 * config/arm/arm.md (<cdp>): New.
863 * config/arm/arm.c (neon_const_bounds): Rename this ...
864 (arm_const_bounds): ... this.
865 (arm_coproc_builtin_available): New.
866 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
867 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
868 (CDP_QUALIFIERS): Define to...
869 (arm_cdp_qualifiers): ... this. New.
871 (arm_expand_builtin_args): Add case for 6 arguments.
872 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
873 (arm_const_bounds): ... this.
874 (arm_coproc_builtin_available): New.
875 * config/arm/arm_acle.h (__arm_cdp): New.
877 * config/arm/arm_acle_builtins.def (cdp): New.
879 * config/arm/iterators.md (CDPI,CDP,cdp): New.
880 * config/arm/neon.md: Rename all 'neon_const_bounds' to
882 * config/arm/types.md (coproc): New.
883 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
884 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
885 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
886 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
888 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
890 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
891 (UBINOP_QUALIFIERS): New.
893 (acle_builtin_data): New. Change comment.
894 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
895 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
896 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
897 arm_acle_builtins.def.
898 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
899 (arm_init_acle_builtins): New.
900 (CRC32_BUILTIN): Remove.
901 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
902 crc32cb, crc32ch and crc32cw.
903 (arm_init_crc32_builtins): Remove.
904 (arm_init_builtins): Use arm_init_acle_builtins rather
905 than arm_init_crc32_builtins.
906 (arm_expand_acle_builtin): New.
907 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
908 * config/arm/arm_acle_builtins.def: New.
910 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
912 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
913 (arm_builtin_datum): ... this.
914 (arm_init_neon_builtin): Rename to ...
915 (arm_init_builtin): ... this. Add a new parameters PREFIX
917 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
918 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
920 (arm_init_vfp_builtins): Likewise.
921 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
922 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
923 (arm_expand_neon_args): Rename to ...
924 (arm_expand_builtin_args): ... this. Rename builtin_arg
925 enum values and differentiate between ARG_BUILTIN_MEMORY
926 and ARG_BUILTIN_NEON_MEMORY.
927 (arm_expand_neon_builtin_1): Rename to ...
928 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
929 values, arm_expand_builtin_args and add bool parameter NEON.
930 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
931 (arm_expand_vfp_builtin): Likewise.
932 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
934 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
937 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
938 * predict.c (tree_estimate_probability_bb): Reverse direction of
939 polymorphic call predictor.
941 2017-01-06 David Malcolm <dmalcolm@redhat.com>
943 * passes.c (execute_one_pass): Split out pass-skipping logic into...
944 (determine_pass_name_match): ...this new function and...
945 (should_skip_pass_p): ...this new function.
947 2017-01-06 Nathan Sidwell <nathan@acm.org>
949 * ipa-visibility.c (function_and_variable_visibility): Reformat
950 comments and long lines. Remove extrneous if.
951 * symtab.c (symtab_node::make_decl_local): Fix code format.
952 (symtab_node::set_section_for_node): Fix comment typo.
954 2017-01-06 Martin Liska <mliska@suse.cz>
957 * lra-constraints.c: Rename invariant to lra_invariant.
958 * predict.c (set_even_probabilities): Initialize e to NULL.
960 2017-01-05 Martin Sebor <msebor@redhat.com>
962 PR tree-optimization/78910
963 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
964 (format_integer): Correct off-by-one error in the handling
965 of precision with negative numbers in signed conversions..
967 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
969 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
971 2017-01-05 Jakub Jelinek <jakub@redhat.com>
973 PR tree-optimization/71016
974 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
975 factor_out_conditional_conversion. Formatting fix.
976 (factor_out_conditional_conversion): Add cond_stmt argument.
977 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
978 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
981 2017-01-05 David Malcolm <dmalcolm@redhat.com>
983 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
984 read-rtl-function.o, and selftest-rtl.o.
985 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
986 (selftest::aarch64_test_loading_full_dump): New function.
987 (selftest::aarch64_run_selftests): New function.
988 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
989 selftest::aarch64_run_selftests.
991 (selftest::ix86_test_loading_dump_fragment_1): New function.
992 (selftest::ix86_test_loading_call_insn): New function.
993 (selftest::ix86_test_loading_full_dump): New function.
994 (selftest::ix86_test_loading_unspec): New function.
995 (selftest::ix86_run_selftests): Call the new functions.
996 * emit-rtl.c (maybe_set_max_label_num): New function.
997 * emit-rtl.h (maybe_set_max_label_num): New decl.
998 * function.c (instantiate_decls): Guard call to
999 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
1000 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
1002 * gensupport.c (gen_reader::gen_reader): Pass "false"
1003 for new "compact" param of rtx_reader.
1004 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
1005 rather than an empty string for NULL strings.
1006 * read-md.c: Potentially include config.h rather than bconfig.h.
1007 Wrap include of errors.h with #ifdef GENERATOR_FILE.
1008 (have_error): New global, copied from errors.c.
1009 (md_reader::read_name): Rename to...
1010 (md_reader::read_name_1): ...this, adding "out_loc" param,
1011 and converting "missing name or number" to returning false, rather
1013 (md_reader::read_name): Reimplement in terms of read_name_1.
1014 (md_reader::read_name_or_nil): New function.
1015 (md_reader::read_string): Handle "(nil)" by returning NULL.
1016 (md_reader::md_reader): Add new param "compact".
1017 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
1018 (md_reader::read_file): New method.
1019 * read-md.h (md_reader::md_reader): Add new param "compact".
1020 (md_reader::read_file): New method.
1021 (md_reader::is_compact): New accessor.
1022 (md_reader::read_name): Convert return type from void to file_location.
1023 (md_reader::read_name_or_nil): New decl.
1024 (md_reader::read_name_1): New decl.
1025 (md_reader::m_compact): New field.
1026 (noop_reader::noop_reader): Pass "false" for new "compact" param
1028 (rtx_reader::rtx_reader): Add new "compact" param.
1029 (rtx_reader::read_rtx_operand): Make virtual and convert return
1030 type from void to rtx.
1031 (rtx_reader::read_until): New decl.
1032 (rtx_reader::handle_any_trailing_information): New virtual function.
1033 (rtx_reader::postprocess): New virtual function.
1034 (rtx_reader::finalize_string): New virtual function.
1035 (rtx_reader::m_in_call_function_usage): New field.
1036 (rtx_reader::m_reuse_rtx_by_id): New field.
1037 * read-rtl-function.c: New file.
1038 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
1039 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
1040 (selftest::verify_three_block_rtl_cfg): New decl.
1041 * read-rtl-function.h: New file.
1042 * read-rtl.c: Potentially include config.h rather than bconfig.h.
1043 For host, include function.h, memmodel.h, and emit-rtl.h.
1044 (one_time_initialization): New function.
1045 (struct compact_insn_name): New struct.
1046 (compact_insn_names): New array.
1047 (find_code): Handle insn codes in compact dumps.
1048 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
1049 (bind_subst_iter_and_attr): Likewise.
1050 (add_condition_to_string): Likewise.
1051 (add_condition_to_rtx): Likewise.
1052 (apply_attribute_uses): Likewise.
1053 (add_current_iterators): Likewise.
1054 (apply_iterators): Likewise.
1055 (initialize_iterators): Guard usage of apply_subst_iterator with
1056 #ifdef GENERATOR_FILE.
1057 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
1058 (md_reader::read_mapping): Likewise.
1059 (add_define_attr_for_define_subst): Likewise.
1060 (add_define_subst_attr): Likewise.
1061 (read_subst_mapping): Likewise.
1062 (check_code_iterator): Likewise.
1063 (rtx_reader::read_rtx): Likewise. Move one-time initialization
1065 (one_time_initialization): New function.
1066 (rtx_reader::read_until): New method.
1067 (read_flags): New function.
1068 (parse_reg_note_name): New function.
1069 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
1070 Handle reuse_rtx ids.
1071 Wrap iterator lookup within #ifdef GENERATOR_FILE.
1072 Add parsing support for RTL dumps, mirroring the special-cases in
1073 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
1074 values, and calling handle_any_trailing_information.
1075 (rtx_reader::read_rtx_operand): Convert return type from void
1076 to rtx, returning return_rtx. Handle case 'e'. Call
1077 finalize_string on XSTR and XTMPL fields.
1078 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
1079 "(nil)" values were omitted. Call the postprocess vfunc on the
1081 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
1082 class ctor. Initialize m_in_call_function_usage. Call
1083 one_time_initialization.
1084 * rtl-tests.c (selftest::test_uncond_jump): Call
1085 set_new_first_and_last_insn.
1086 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
1087 * selftest-rtl.c: New file.
1088 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
1089 (selftest::get_insn_by_uid): New decl.
1090 * selftest-run-tests.c (selftest::run_tests): Call
1091 read_rtl_function_c_tests.
1092 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
1093 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
1096 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
1098 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
1099 operands in a special way. Assert that pos+len <= mode precision.
1101 2017-01-05 Jakub Jelinek <jakub@redhat.com>
1103 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
1104 3 argument Alias with unlimited for the negative form.
1105 (fno-vect-cost-model): Removed.
1107 2017-01-05 Martin Liska <mliska@suse.cz>
1109 * hsa-gen.c (gen_hsa_divmod): New function.
1110 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
1112 2017-01-05 Martin Liska <mliska@suse.cz>
1115 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
1118 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1120 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
1121 small constant length operands.
1123 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1125 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
1126 between loop iterations.
1128 2017-01-05 Martin Liska <mliska@suse.cz>
1131 * gimplify.c (gimplify_decl_expr): Compare to
1132 asan_poisoned_variables instread of checking flags.
1133 (gimplify_target_expr): Likewise.
1134 (gimplify_expr): Likewise.
1135 (gimplify_function_tree): Conditionally initialize
1136 asan_poisoned_variables.
1138 2017-01-04 Jeff Law <law@redhat.com>
1140 PR tree-optimizatin/78812
1141 * rtl.h (contains_mem_rtx_p): Prototype.
1142 * ifcvt.c (containts_mem_rtx_p): Move from here to...
1143 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
1144 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
1145 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
1146 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
1148 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
1150 * input.c (assert_char_at_range): Default-initialize actual_range.
1152 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
1154 * df-scan.c (df_ref_create_structure): Make regno unsigned,
1155 to match the caller.
1157 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
1159 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
1160 insns after final jump in test to emit dummy move.
1162 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
1164 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
1165 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
1167 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
1169 * multiple_target.c (create_dispatcher_calls): Init e_next.
1170 * tree-ssa-loop-split.c (split_loop): Init border.
1171 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
1174 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
1179 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
1180 (altivec_register_operand): Do not return true if the operand
1181 contains a SUBREG mixing SImode and SFmode.
1182 (vsx_register_operand): Likewise.
1183 (vsx_reg_sfsubreg_ok): New predicate.
1184 (vfloat_operand): Do not return true if the operand contains a
1185 SUBREG mixing SImode and SFmode.
1186 (vint_operand): Likewise.
1187 (vlogical_operand): Likewise.
1188 (gpc_reg_operand): Likewise.
1189 (int_reg_operand): Likewise.
1190 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
1191 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
1192 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
1194 (rs6000_emit_move_si_sf_subreg): New helper function.
1195 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
1196 fixup SUBREGs involving SImode and SFmode.
1197 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
1198 numbers for the new peephole2 optimization.
1199 (peephole2 for SFmode unions): New peephole2 to optimize cases in
1200 the GLIBC math library that do AND/IOR/XOR operations on single
1201 precision floating point.
1202 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
1203 target macros to say whether we need to avoid SUBREGs mixing
1205 (TARGET_ALLOW_SF_SUBREG): Likewise.
1206 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
1207 (UNSPEC_SI_FROM_SF): Likewise.
1208 (iorxor): Change spacing.
1209 (and_ior_xor): New iterator for AND, IOR, and XOR.
1210 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
1211 (movdi_from_sf_zero_ext): Likewise.
1212 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
1213 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
1214 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
1215 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
1216 (fms<mode>4): Likewise.
1217 (fnma<mode>4): Likewise.
1218 (fnms<mode>4): Likewise.
1219 (nfma<mode>4): Likewise.
1220 (nfms<mode>4): Likewise.
1222 2017-01-04 Marek Polacek <polacek@redhat.com>
1225 * doc/invoke.texi: Document -Wpointer-compare.
1227 2017-01-04 Jakub Jelinek <jakub@redhat.com>
1229 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
1232 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
1233 descriptions for -gdwarf-5 and emit them as uleb128 instead of
1236 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
1239 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
1240 documentation of the powerpc_popcntb_ok attribute.
1241 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
1242 code to issue warning messages if a requested CPU configuration is
1243 not supported by the binary (assembler and loader) toolchain.
1244 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
1245 made to define a built-in function that has been disabled.
1246 (paired_init_builtins): Add assertion to prevent ICE if attempt is
1247 made to define a built-in function that has been disabled.
1248 (altivec_init_builtins): Add comment explaining why definition
1249 of the DST built-in functions is not preceded by an assertion
1250 check. Add assertions to prevent ICE if attempts are made to
1251 define an altivec predicate or an abs* built-in function that has
1253 (htm_init_builtins): Add comment explaining why definition of the
1254 htm built-in functions is not preceded by an assertion check.
1256 2017-01-04 Jeff Law <law@redhat.com>
1258 PR tree-optimizatin/67955
1259 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
1260 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
1261 the points-to solution does not include pt_null. Use DECL_PT_UID
1264 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
1266 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
1267 Use gen_int_mode instead of gen_lopwart for const_int operands.
1269 2017-01-04 Jakub Jelinek <jakub@redhat.com>
1271 PR tree-optimization/71563
1272 * match.pd: Simplify X << Y into X if Y is known to be 0 or
1273 out of range value - has low bits known to be zero.
1275 2017-01-04 Alan Modra <amodra@gmail.com>
1277 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
1278 * configure: Regenerate.
1279 * config.in: Regenerate.
1281 2017-01-04 Jakub Jelinek <jakub@redhat.com>
1284 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
1285 a substring of the message, but strcmp with the whole message. Ifdef
1286 ENABLE_NLS, translate the message first using dgettext.
1288 2017-01-03 Jeff Law <law@redhat.com>
1290 PR tree-optimizatin/78856
1291 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
1292 (mark_threaded_blocks): Remove code to truncate thread paths that
1293 cross multiple loop headers. Instead invalidate the cached loop
1294 iteration information and handle case of a thread path walking
1295 into an irreducible region.
1297 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1300 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
1301 assertions. Add support for doing the signbit if the IEEE 128-bit
1302 floating point value is in a GPR.
1303 * config/rs6000/rs6000.md (Fsignbit): Delete.
1304 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
1305 Update the length attribute if the value is in a GPR.
1306 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
1307 the sign or zero extension instruction, since the value is always 0/1.
1308 (signbit<mode>2_dm2): Delete using <Fsignbit>.
1311 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
1312 extracting SImode to a GPR register so that we can generate a
1313 store, limit the vector to be in a traditional Altivec register
1314 for the vextuwrx instruction.
1316 2017-01-03 Ian Lance Taylor <iant@google.com>
1318 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
1320 2017-01-03 Martin Sebor <msebor@redhat.com>
1322 PR tree-optimization/78696
1323 * gimple-ssa-sprintf.c (format_floating): Correct handling of
1324 precision. Use MPFR for %f for greater fidelity. Correct handling
1326 (pass_sprintf_length::compute_format_length): Set width and precision
1327 specified by asrerisk to void_node for vararg functions.
1328 (try_substitute_return_value): Adjust dump output.
1330 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
1332 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
1334 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
1336 * doc/invoke.texi (SPARC options): Document -mlra as the default.
1337 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
1338 -mlra/-mno-lra was passed to the compiler.
1340 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
1342 PR rtl-optimization/65618
1343 * emit-rtl.c (try_split): Move initialization of "before" and
1344 "after" to just before the call to emit_insn_after_setloc.
1346 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
1348 * doc/md.texi (Standard Names): Remove reference to Java frontend.
1350 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
1352 * dwarf2out.c (gen_enumeration_type_die): When
1353 -gno-strict-dwarf, add a DW_AT_encoding attribute.
1355 2017-01-03 Jakub Jelinek <jakub@redhat.com>
1357 PR tree-optimization/78965
1358 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
1359 Change first argument from const call_info & to call_info &. For %n
1360 set info.nowrite to false.
1363 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
1364 possibly throwing calls.
1366 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
1367 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
1368 and fns handling, rather than in a separate case SSA_NAME.
1370 2017-01-02 Jeff Law <law@redhat.com>
1372 * config/darwin-driver.c (darwin_driver_init): Const-correctness
1373 fixes for first_period and second_period variables.
1375 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
1378 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
1379 (*insvqi_1): New insn pattern.
1380 (*insvqi_1_mem_rex64): Ditto.
1382 (*insvqi_3): Rename from *insvqi.
1384 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
1386 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
1388 * doc/cfg.texi (Edges): Remove reference to Java.
1389 (Maintaining the CFG): Ditto.
1391 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
1394 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
1395 transparent aliases.
1397 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
1400 * predict.def (PRED_CALL): Update hitrate.
1401 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
1402 * predict.c (tree_estimate_probability_bb): Split CALL predictor
1403 into direct/indirect/polymorphic variants.
1405 2017-01-01 Jakub Jelinek <jakub@redhat.com>
1407 Update copyright years.
1409 * gcc.c (process_command): Update copyright notice dates.
1410 * gcov-dump.c (print_version): Ditto.
1411 * gcov.c (print_version): Ditto.
1412 * gcov-tool.c (print_version): Ditto.
1413 * gengtype.c (create_file): Ditto.
1414 * doc/cpp.texi: Bump @copying's copyright year.
1415 * doc/cppinternals.texi: Ditto.
1416 * doc/gcc.texi: Ditto.
1417 * doc/gccint.texi: Ditto.
1418 * doc/gcov.texi: Ditto.
1419 * doc/install.texi: Ditto.
1420 * doc/invoke.texi: Ditto.
1422 Copyright (C) 2017 Free Software Foundation, Inc.
1424 Copying and distribution of this file, with or without modification,
1425 are permitted in any medium without royalty provided the copyright
1426 notice and this notice are preserved.