| blob | b55b0cecd7a81642bc87d270f314813116c14d7f |
1 2017-06-16 Richard Biener <rguenther@suse.de>
3 PR tree-optimization/81090
4 * passes.def (pass_record_bounds): Remove.
5 * tree-pass.h (make_pass_record_bounds): Likewise.
6 * tree-ssa-loop.c (pass_data_record_bounds, pass_record_bounds,
7 make_pass_record_bounds): Likewise.
8 * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables): Do
9 not free niter estimates at the beginning but at the end.
10 * tree-scalar-evolution.c (scev_finalize): Free niter estimates.
12 2017-06-16 Richard Biener <rguenther@suse.de>
14 * tree-switch-conversion.c (emit_case_bit_tests): Adjust
15 initializer to workaround ICE in host GCC 4.8.
17 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
19 * ipa-inline-transform.c (update_noncloned_frequencies): Update also
20 counts.
21 (clone_inlined_nodes): Update.
23 2017-06-16 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
25 * config/aarch64/aarch64.c (qdf24xx_prefetch_tune): Update
26 prefetch settings, and enable prefetching by default at -O3.
28 2017-06-16 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
30 * config/aarch64/aarch64.c (aarch64_override_options_internal):
31 Set flag_prefetch_loop_arrays according to tuning data.
33 2017-06-16 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
35 * config/aarch64/aarch64-protos.h (struct cpu_prefetch_tune):
36 New tune structure.
37 (struct tune_params): Use cpu_prefetch_tune instead of cache_line_size.
38 [Unrelated to main purpose of the patch] Place the pointer field last
39 to enable type checking errors when tune structure are wrongly merged.
40 * config/aarch64/aarch64.c (generic_prefetch_tune,)
41 (exynosm1_prefetch_tune, qdf24xx_prefetch_tune,)
42 (thunderx2t99_prefetch_tune): New tune constants.
43 (tune_params *_tunings): Update all tunings (no functional change).
44 (aarch64_override_options_internal): Set PARAM_SIMULTANEOUS_PREFETCHES,
45 PARAM_L1_CACHE_SIZE, PARAM_L1_CACHE_LINE_SIZE, and PARAM_L2_CACHE_SIZE
46 from tunings structures.
48 2017-06-16 Jakub Jelinek <jakub@redhat.com>
50 PR sanitizer/81094
51 * ubsan.c (instrument_null): Add T argument, use it instead
52 of computing it based on IS_LHS.
53 (instrument_object_size): Likewise.
54 (pass_ubsan::execute): Adjust instrument_null and
55 instrument_object_size callers to pass gimple_get_lhs or
56 gimple_assign_rhs1 result to it. Use instrument_null instead of
57 calling get_base_address and instrument_mem_ref. Handle
58 aggregate call arguments for object-size sanitization.
60 2017-06-16 Yury Gribov <tetra2005@gmail.com>
62 PR tree-optimization/81089
63 * tree-vrp.c (is_masked_range_test): Validate operands of
64 subexpression.
66 2017-06-15 Martin Sebor <msebor@redhat.com>
68 PR c++/80560
69 * dumpfile.c (dump_register): Avoid calling memset to initialize
70 a class with a default ctor.
71 * gcc.c (struct compiler): Remove const qualification.
72 * genattrtab.c (gen_insn_reserv): Replace memset with initialization.
73 * hash-table.h: Ditto.
74 * ipa-cp.c (allocate_and_init_ipcp_value): Replace memset with
75 assignment.
76 * ipa-prop.c (ipa_free_edge_args_substructures): Ditto.
77 * omp-low.c (lower_omp_ordered_clauses): Replace memset with
78 default ctor.
79 * params.h (struct param_info): Make struct members non-const.
80 * tree-switch-conversion.c (emit_case_bit_tests): Replace memset
81 with default initialization.
82 * vec.h (vec_copy_construct, vec_default_construct): New helper
83 functions.
84 (vec<T>::copy, vec<T>::splice, vec<T>::reserve): Replace memcpy
85 with vec_copy_construct.
86 (vect<T>::quick_grow_cleared): Replace memset with default ctor.
87 (vect<T>::vec_safe_grow_cleared, vec_safe_grow_cleared): Same.
88 * doc/invoke.texi (-Wclass-memaccess): Document.
90 2017-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
92 * emit-rtl.h (is_leaf): Update comment about local
93 register allocator.
95 2017-06-15 Jozef Lawrynowicz <jozef.l@somniumtech.com>
97 PR target/78818
98 * config/msp430/msp430.c (msp430_data_attr): Check that it's possible
99 for a variable to have a section before checking if the section has a
100 name.
101 Set section to.persistent if persistent attribute is set.
102 Warn if .persistent attribute is used on an automatic variable.
104 2017-06-15 Eric Botcazou <ebotcazou@adacore.com>
106 PR rtl-optimization/80474
107 * reorg.c (update_block): Do not ignore instructions in a delay slot.
109 2017-06-15 Segher Boessenkool <segher@kernel.crashing.org>
111 * config/rs6000/rs6000.md (add<mode>3): Use reg_or_subregno instead
112 of REGNO.
114 2017-06-14 Maciej W. Rozycki <macro@imgtec.com>
116 * config/mips/mips.md (MIPS16_T_REGNUM): Remove constant.
117 (casesi): Emit bounds checking as RTL.
118 (casesi_internal_mips16_<mode>): Remove bounds checking.
120 2017-06-14 Max Filippov <jcmvbkbc@gmail.com>
122 * config/xtensa/xtensa.c (xtensa_option_override): Append
123 MASK_CONST16 to target_flags in the absence of TARGET_L32R.
124 (hwloop_optimize, hwloop_fail, hwloop_pattern_reg,
125 xtensa_doloop_hooks): Define unconditionally.
126 (xtensa_reorg_loops): Only call reorg_loops in the presence of
127 TARGET_LOOPS.
128 * config/xtensa/xtensa.h (TARGET_L32R): New definition.
129 (TARGET_DEFAULT): Remove XCHAL_HAVE_L32R condition and account
130 for it in xtensa_option_override.
131 (HARD_FRAME_POINTER_IS_FRAME_POINTER,
132 HARD_FRAME_POINTER_IS_ARG_POINTER): New definitions.
134 2017-06-14 Boris Kolpackov <boris@codesynthesis.com>
136 * doc/cppopts.texi: Document '-' special value to -MF.
138 2017-06-14 Wilco Dijkstra <wdijkstr@arm.com>
140 * config/arm/cortex-a53.md (cortex_a53_fpalu) Adjust latency.
141 (cortex_a53_fconst): Likewise.
142 (cortex_a53_fpmul): Likewise.
143 (cortex_a53_f_load_64): Likewise.
144 (cortex_a53_f_load_many): Likewise.
145 (cortex_a53_advsimd_alu): Likewise.
146 (cortex_a53_advsimd_alu_q): Likewise.
147 (cortex_a53_advsimd_mul): Likewise.
148 (cortex_a53_advsimd_mul_q): Likewise.
149 (fpmac bypass): Add new bypass for fpmac-fpmac case.
150 Add missing fmul, r2f_cvt and fconst cases.
152 2017-06-14 Richard Biener <rguenther@suse.de>
154 PR middle-end/81088
155 * fold-const.c (split_tree): Drop TREE_OVERFLOW flag from
156 literal constants.
157 (fold_binary_loc): When associating do not treat pre-existing
158 TREE_OVERFLOW on literal constants as a reason to allow
159 TREE_OVERFLOW on associated literal constants.
161 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
163 * config/sparc/sparc.h (MASK_ISA): Add MASK_LEON and MASK_LEON3.
164 (MASK_FEATURES): New macro.
165 * config/sparc/sparc.c (sparc_option_override): Remove the special
166 handling of -mfpu and generalize it to all MASK_FEATURES switches.
168 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
170 * simplify-rtx.c (simplify_binary_operation_1) <UDIV>: Do not simplify
171 a division of 0 if non-call exceptions are enabled.
173 2017-06-14 Andrew Pinski <apinski@cavium.com>
174 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
176 PR target/71663
177 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
178 Improve vector initialization code gen for only variable case.
180 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
182 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-T5 entry.
184 2017-06-14 Richard Biener <rguenther@suse.de>
186 PR tree-optimization/81083
187 * tree-ssa-sccvn.c (vn_reference_lookup_3): Do not use abnormals
188 as values.
190 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
192 * config/rs6000/rs6000.c: Update all comments that mentioned SPE.
193 (rs6000_expand_builtin): Remove RS6000_BTC_EVSEL.
194 * config/rs6000/rs6000.h (RS6000_BTC_EVSEL): Delete.
195 * config/rs6000/vxworks.h (VXCPU_FOR_8548): Delete. Adjust former use.
196 * config/rs6000/vxworksae.h (VXCPU_FOR_8548): Delete.
197 * config/rs6000/vxworksmils.h (VXCPU_FOR_8548): Delete.
199 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
201 * config/rs6000/rs6000-opts.h (enum rs6000_vector): Delete VECTOR_SPE.
202 * config/rs6000/rs6000.c (rs6000_debug_vector_unit): Delete VECTOR_SPE.
204 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
206 * config/rs6000/rs6000.h (FIXED_SCRATCH): Delete.
208 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
210 * config/rs6000/t-rtems: Don't handle SPE.
212 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
214 * config/rs6000/t-linux: Don't handle SPE.
216 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
218 * config/rs6000/eabispe.h: Delete file.
220 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
222 * config/rs6000/t-spe: Delete file.
224 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
226 * config/rs6000/rs6000.c (SPE_CONST_OFFSET_OK): Delete.
227 (rs6000_legitimate_offset_address_p): Return false for anything in
228 V2SImode or V2SFmode.
230 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
232 * config/rs6000/rs6000-modes.def: Remove all 8-byte vector modes
233 except V2SF and V2SI. Rearrange the vector modes, and add comments.
234 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Remove V8QImode
235 and V4HImode.
236 (reg_offset_addressing_ok_p): Remove V4HImode and V1DImode.
237 (rs6000_legitimate_offset_address_p): Ditto.
238 (rs6000_emit_move): Ditto.
239 (rs6000_init_builtins): Remove V4HI_type_node.
241 2017-06-13 Martin Liska <mliska@suse.cz>
243 PR sanitize/78204
244 * asan.c (asan_sanitize_stack_p): Use sanitize_flags_p.
245 (gate_asan): Likewise.
246 * asan.h (asan_no_sanitize_address_p): Remove the function.
247 (sanitize_flags_p): New function.
248 * builtins.def: Fix coding style.
249 * common.opt: Use renamed enum value.
250 * convert.c (convert_to_integer_1): Use sanitize_flags_p.
251 * doc/extend.texi: Document no_sanitize attribute.
252 * flag-types.h (enum sanitize_code): Rename SANITIZE_NONDEFAULT
253 to SANITIZE_UNDEFINED_NONDEFAULT.
254 * gcc.c (sanitize_spec_function): Use the renamed enum value.
255 * gimple-fold.c (optimize_atomic_compare_exchange_p):
256 Use sanitize_flags_p.
257 * gimplify.c (gimplify_function_tree): Likewise.
258 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Likewise.
259 * opts.c (parse_no_sanitize_attribute): New function.
260 (common_handle_option): Use renamed enum value.
261 * opts.h (parse_no_sanitize_attribute): Declare.
262 * tree.c (sanitize_flags_p): New function.
263 * tree.h: Declared here.
264 * tsan.c: Use sanitize_flags_p.
265 * ubsan.c (ubsan_expand_null_ifn): Likewise.
266 (instrument_mem_ref): Likewise.
267 (instrument_bool_enum_load): Likewise.
268 (do_ubsan_in_current_function): Remove the function.
269 (pass_ubsan::execute): Use sanitize_flags_p.
270 * ubsan.h: Remove do_ubsan_in_current_function
271 * tree-cfg.c (print_no_sanitize_attr_value): New function.
272 (dump_function_to_file): Use it here.
274 2017-06-13 Martin Jambor <mjambor@suse.cz>
276 PR tree-optimization/80803
277 PR tree-optimization/81063
278 * tree-sra.c (subtree_mark_written_and_enqueue): Move up in the file.
279 (propagate_subaccesses_across_link): Enqueue subtree whenever
280 necessary instead of relying on the caller.
282 2017-06-13 Martin Jambor <mjambor@suse.cz>
284 * tree-sra.c (add_access_to_work_queue): Only enqueue accesses
285 that have a first_link.
286 (sort_and_splice_var_accesses): Do not check first_link before
287 enquing.
288 (subtree_mark_written_and_enqueue): Likewise.
289 (propagate_all_subaccesses): Likewise and do not stop at first
290 parent with a first_link.
292 2017-06-13 Martin Jambor <mjambor@suse.cz>
294 * tree-sra.c (dump_access_tree_1): Fix accidental dumping to stderr
295 instead of f.
297 2017-06-13 Yury Gribov <tetra2005@gmail.com>
299 * match.pd: New pattern.
301 2017-06-13 Yury Gribov <tetra2005@gmail.com>
303 * tree-vrp.c (is_masked_range_test): New function.
304 (register_edge_assert_for): Determine ranges for
305 some bit tests.
307 2017-06-13 Yury Gribov <tetra2005@gmail.com>
309 PR tree-optimization/67328
310 * fold-const.c (maskable_range_p): New function.
311 (build_range_check): Generate bittests if possible.
313 2017-06-13 Martin Liska <mliska@suse.cz>
315 * gimple-pretty-print.c (dump_probability): Add new argument.
316 (dump_edge_probability): Dump both probability and count.
317 (dump_gimple_label): Likewise.
318 (dump_gimple_bb_header): Likewise.
320 2017-06-13 Georg-Johann Lay <avr@gjlay.de>
322 PR target/81072
323 * config/avr/avr-devices.c: Fix indentation.
324 * config/avr/gen-avr-mmcu-specs.c: Dito.
326 2017-06-13 Richard Biener <rguenther@suse.de>
328 * tree-vect-loop.c (vect_model_reduction_cost): Do not fail,
329 instead get vector type from stmt_info.
330 (vectorizable_reduction): Adjust. Remove dead code.
332 2017-06-13 Richard Biener <rguenther@suse.de>
334 PR middle-end/81065
335 * fold-const.c (extract_muldiv_1): Remove bogus distribution
336 case of C * (x * C2 + C3).
337 (fold_addr_of_array_ref_difference): Properly fold index difference.
339 2017-06-12 David S. Miller <davem@davemloft.net>
341 PR target/80968
342 * config/sparc/sparc.md (return expander): Emit frame blockage if
343 function uses alloca.
345 2017-06-12 Richard Sandiford <richard.sandiford@linaro.org>
347 * combine.c (make_field_assignment): Check len rather than the mode
348 precision when calling force_to_mode.
350 2017-06-12 Georg-Johann Lay <avr@gjlay.de>
352 Support multilibs and devices that see flash in RAM address range.
354 PR target/81072
355 * config/avr/avr-arch.h (avr_arch_id) <ARCH_AVRXMEGA3>: New enum.
356 (avr_mcu_t) <flash_pm_offset>: New field.
357 (avr_device_specific_features) <AVR_ISA_RCALL>: New enum.
358 * config/avr/avr.h (AVR_SHORT_CALLS): New define.
359 (AVR_HAVE_JMP_CALL): Don't set if AVR_SHORT_CALLS.
360 (AVR_TINY_PM_OFFSET): Remove macro.
361 * config/avr/avr.opt (-mshort-calls): New option.
362 * config/avr/gen-avr-mmcu-specs.c (print_mcu)
363 [*self_spec]: Add / remove -mshort-calls depending on AVR_ISA_RCALL.
364 * config/avr/avr-c.c (avr_cpu_cpp_builtins)
365 <__AVR_SHORT_CALLS__>: Built-in define if AVR_SHORT_CALLS.
366 <__AVR_HAVE_JMP_CALL__>: Use AVR_HAVE_JMP_CALL as condition
367 instead of avr_arch->have_jmp_call.
368 <__AVR_PM_BASE_ADDRESS__>: Built-in define if avr_arch->flash_pm_offset.
369 [AVR_TINY] <__AVR_TINY_PM_BASE_ADDRESS__>: Use
370 avr_arch->flash_pm_offset to define.
371 * config/avr/avr-devices.c (avr_arch_types): Add initializers for
372 new field flash_pm_offset. Add entry for avrxmega3.
373 (avr_texinfo): Add entry for avrxmega3.
374 * config/avr/avr-mcus.def: Add entries for: avrxmega3,
375 attiny212, attiny214,
376 attiny412, attiny414, attiny416, attiny417,
377 attiny814, attiny816, attiny817,
378 attiny1614, attiny1616, attiny1617,
379 attiny3214, attiny3216, attiny3217.
380 * config/avr/avr.c (avr_assemble_integer)[AVR_TINY]: Use
381 avr_arch->flash_pm_offset instead of AVR_TINY_PM_OFFSET.
382 (avr_print_operand_address) [AVR_TINY]: Same.
383 (avr_asm_init_sections) <readonly_data_section>: Only patch
384 callback if avr_arch->flash_pm_offset = 0.
385 (avr_asm_named_section) <avr_need_copy_data_p>: Skip setting it
386 for rodata if avr_arch->flash_pm_offset != 0.
387 (avr_encode_section_info) [AVR_TINY]: Adjust comment.
388 * config/avr/genmultilib.awk (dir_rcall, opt_rcall): New vars.
389 (opts) [AVR_ISA_RCALL]: Append opt_rcall.
390 (m_options): Append opt_rcall.
391 (m_dirnames): Append dir_rcall.
392 * config/avr/t-multilib: Regenerate.
394 * configure.ac [target=avr]: Check whether avrxmega3 default
395 linker description file works as needed.
396 * configure: Regenerate.
397 * doc/avr-mmcu.texi: Regenerate.
398 * doc/invoke.texi (AVR Options) <-mshort-calls>: Document it.
399 <__AVR_ARCH__>: Document avrxmega3 and 103.
400 <__AVR_HAVE_JMP_CALL__>: Adjust documentation.
401 <__AVR_SHORT_CALLS__>: Document it.
402 <__AVR_PM_BASE_ADDRESS__>: Document it.
403 * doc/extend.texi (AVR Options) <-mshort-calls>: Document it.
404 (AVR Variable Attributes) <progmem>: Document this is
405 not needed for avrxmega3.
406 (AVR Named Address Spaces) <__flash>: Dito.
408 2017-06-12 Jan Hubicka <hubicka@ucw.cz>
410 * cgraph.c (cgraph_node::dump): Complain about profile insanities.
412 2017-06-12 Doug Rupp <rupp@adacore.com>
414 * config.gcc (*-*-vxworks*): Set use_gcc_stdint to "provide".
415 Append vxworks-stdint.h to the tm_file list.
416 * config/vxworks-stdint.h: New file.
418 2017-06-12 Martin Liska <mliska@suse.cz>
420 PR tree-optimization/81041
421 * tree-profile.c (gimple_gen_ic_func_profiler):
422 Create an extra BB in profile-generate
423 (gimple_gen_time_profiler): Likewise.
425 2017-06-12 Jakub Jelinek <jakub@redhat.com>
427 PR tree-optimization/81003
428 * tree-ssa-reassoc.c (force_into_ssa_name): New function.
429 (update_range_test): Use it instead of force_gimple_operand_gsi.
431 2017-06-12 Richard Biener <rguenther@suse.de>
433 PR tree-optimization/81053
434 * tree-vect-loop.c (vect_is_simple_reduction): Handle PHI
435 with backedge value not defined in loop. Simplify def stmt
436 compute.
438 2017-06-11 Tom de Vries <tom@codesourcery.com>
440 PR target/79939
441 * config/nvptx/nvptx.c (nvptx_cannot_force_const_mem): New function.
442 Return true.
443 (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
444 nvptx_cannot_force_const_mem.
446 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
448 * opts.c (finish_options): Move test for flag_split_stack after
449 it has been initialized.
451 2017-06-11 Jason Merrill <jason@redhat.com>
453 * tree.h (id_equal): New.
454 * dwarf2out.c, hsa-gen.c, ipa-devirt.c, omp-expand.c,
455 omp-simd-clone.c, read-rtl-function.c, tree-chkp.c, tree.c: Use it
456 instead of strcmp of IDENTIFIER_POINTER.
458 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
460 * ipa-inline-transform.c: Include function.h, cfg.h and basic-block.h
461 (mark_all_inlined_calls_cdtor): Fix formating.
462 (inline_transform): Rescale profile before inlining.
464 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
466 * cgraph.h (cgraph_edge::clone): Update prototype.
467 * cgraphclones.c (cgraph_edge::clone): Update profile scaling.
468 (cgraph_node::create_clone): Update.
469 (cgraph_node::create_version_clone): Update.
470 * tree-inline.c (copy_bb): Update.
471 (expand_call_inline): Update.
473 2017-06-10 Segher Boessenkool <segher@kernel.crashing.org>
475 * config/rs6000/rs6000.c (emit_vrsave_prologue): New function,
476 factored out from ...
477 (rs6000_emit_prologue): ... here.
479 2017-06-10 Segher Boessenkool <segher@kernel.crashing.org>
481 * config/rs6000/rs6000.c (emit_split_stack_prologue): New function,
482 factored out from ...
483 (rs6000_emit_prologue): ... here.
485 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
487 * predict.c (drop_profile): Also drop individual bb/edge and cgraph
488 edge counts.
489 (handle_missing_profiles): Fix computation of tp_first_run.
490 (counts_to_freqs): Do not touch freqs when count is 0.
492 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
494 * cgraphbuild.c (cgraph_edge::rebuild_references): Do not touch
495 profile.
497 2017-06-10 Tom de Vries <tom@codesourcery.com>
499 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
500 attributes): Document signal effective target.
502 2017-06-10 Tom de Vries <tom@codesourcery.com>
504 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
505 Document effective target stack_size.
507 2017-06-09 David Malcolm <dmalcolm@redhat.com>
509 * diagnostic.c (diagnostic_report_diagnostic): Only add fixits
510 to the edit_context if they can be auto-applied.
512 2017-06-9 Ian Lance Taylor <iant@golang.org>
514 * opts.c (finish_options): If -fsplit-stack, disable implicit
515 -forder-blocks-and-partition.
516 * doc/invoke.texi (Optimize Options): Document that when using
517 -fsplit-stack -forder-blocks-and-partition is not implicitly
518 enabled.
520 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
522 * builtin-attrs.def (ATTR_NORETURN_NOTHROW_LEAF_COLD_LIST,
523 ATTR_CONST_NORETURN_NOTHROW_LEAF_COLD_LIST,
524 ATTR_TMPURE_NORETURN_NOTHROW_LEAF_COLD_LIST): New.
525 * builtins.def (abort, trap, unreachable): Declare cold.
526 * calls.c (flags_from_decl_or_type): Lookup ECF_COLD.
527 * tree-core.h (ECF_COLD): New.
528 * tree.c (set_call_expr_flags): Handle ECF_COLD.
529 (build_common_builtin_nodes): Mark unreachable and abort as cold.
531 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
533 * predict.c (unlikely_executed_stmt_p): Cleanup.
535 2017-06-09 Richard Biener <rguenther@suse.de>
537 * tree-ssa-loop-im.c (execute_sm): Do not force multi-threaded
538 model if the ref is always written to.
540 2017-06-09 Tamar Christina <tamar.christina@arm.com>
542 * config/aarch64/aarch64.md (lrint<GPF:mode><GPI:mode>2): New.
544 2017-06-09 Tamar Christina <tamar.christina@arm.com>
546 * config/arm/arm.c (arm_rtx_costs_internal): Make sdiv more expensive
547 than udiv.
549 2017-06-09 Tom de Vries <tom@codesourcery.com>
551 PR target/80855
552 * config/nvptx/nvptx.md (define_expand "mov<QHSDISDFM>"): Error out with
553 "target cannot support label values" when encountering LABEL_REF.
555 2017-06-09 Martin Liska <mliska@suse.cz>
557 * tree-profile.c (gimple_gen_ic_profiler): Update comment.
558 (gimple_gen_ic_func_profiler): Emit direct comparison
559 of __gcov_indirect_call_callee with NULL.
560 (gimple_gen_time_profiler): Change probability from
561 PROB_VERY_UNLIKELY to PROB_UNLIKELY.
563 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
565 * profile.c (edge_gcov_counts): Turn to pointer.
566 (compute_branch_probabilities, compute_branch_probabilities): Update.
567 (branch_prob): Do not clear edge_gcov_count.
568 * profile.h (edge_gcov_counts): Turn to pointer.
569 (edge_gcov_count): Update.
571 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
573 * gimple.h (gimple_check_failed): Mark cold.
575 2017-06-09 Richard Biener <rguenther@suse.de>
577 PR tree-optimization/66623
578 * tree-vect-loop.c (vect_is_simple_reduction): Cleanup,
579 refactor check_reduction into two parts, properly computing
580 whether we have to check reduction validity for outer loop
581 vectorization.
583 2017-06-09 Richard Biener <rguenther@suse.de>
585 PR tree-optimization/79483
586 * graphite-scop-detection.c (order): New global.
587 (get_order): Compute bb to order mapping that satisfies code
588 generation constraints.
589 (cmp_pbbs): New helper.
590 (build_scops): Start domwalk at entry block, sort generated
591 pbbs.
593 2017-06-09 Richard Biener <rguenther@suse.de>
595 PR middle-end/81007
596 * ipa-polymorphic-call.c
597 (ipa_polymorphic_call_context::restrict_to_inner_class):
598 Skip FIELD_DECLs with error_mark_node type.
599 * passes.def (all_lowering_passes): Run pass_build_cgraph_edges
600 last again.
602 2017-06-09 Martin Liska <mliska@suse.cz>
604 * predict.c (struct branch_predictor): New struct.
605 (test_prediction_value_range): New test.
606 (predict_c_tests): New function.
607 * selftest-run-tests.c (selftest::run_tests): Run the function.
608 * selftest.h: Declare new tests.
610 2017-06-09 Segher Boessenkool <segher@kernel.crashing.org>
612 PR target/80966
613 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Assert that
614 gen_add3_insn did not fail.
615 * config/rs6000/rs6000.md (add<mode>3): If asked to add a constant to
616 r0, construct that number in a temporary reg and add that reg to r0.
617 If asked to put the result in r0 as well, fail.
619 2017-06-08 Will Schmidt <will_schmidt@vnet.ibm.com>
621 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
622 for early expansion of vec_eqv.
624 2017-06-08 Jakub Jelinek <jakub@redhat.com>
626 PR middle-end/81005
627 * ubsan.c (instrument_null): Avoid pointless code temporary.
628 (pass_ubsan::execute): Instrument aggregate arguments of calls.
630 2017-06-08 Uros Bizjak <ubizjak@gmail.com>
632 PR target/81015
633 Revert:
634 2016-12-14 Uros Bizjak <ubizjak@gmail.com>
636 PR target/59874
637 * config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
638 (*clzhi2): Ditto.
640 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
642 * predict.c (unlikely_executed_edge_p): Move ahead.
643 (probably_never_executed_edge_p): Use it.
645 2017-06-08 Alexander Ivchenko <alexander.ivchenko@intel.com>
647 PR middle-end/79988
648 * tree-chkp.c (chkp_gimple_call_builtin_p): Remove
649 gimple_call_builtin_p call.
651 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
653 * system.h (fancy_abort): Annotate by ATTRIBUTE_COLD.
654 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
655 rtl_check_failed_type2, rtl_check_failed_code1,
656 rtl_check_failed_code2, rtl_check_failed_code_mode,
657 rtl_check_failed_block_symbol, cwi_check_failed_bounds,
658 rtvec_check_failed_bounds, rtl_check_failed_flag,
659 _fatal_insn_not_found, _fatal_insn): Likewise.
660 * tree.h (tree_contains_struct_check_failed,
661 tree_check_failed, tree_not_check_failed,
662 tree_class_check_failed, tree_range_check_failed,
663 tree_not_class_check_failed, tree_int_cst_elt_check_failed,
664 tree_vec_elt_check_failed, phi_node_elt_check_failed,
665 tree_operand_check_failed, omp_clause_check_failed,
666 omp_clause_operand_check_failed, omp_clause_range_check_failed):
667 Likewise.
669 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
671 * cgraph.c (cgraph_edge::maybe_hot_p): Do not check
672 flag_branch_probabilities.
673 * ipa-inline.c (edge_badness): Likewise.
674 * ipa-profile.c (ipa_propagate_frequency_1): Likewise.
675 * postreload-gcse.c (eliminate_partially_redundant_load): Likewise.
676 * predict.c (maybe_hot_frequency_p): Likewise.
677 (probably_never_executed): Likewise.
678 * sched-ebb.c (schedule_ebbs): Likewise.
679 * sched-rgn.c (find_single_block_region): Likewise.
680 * tracer.c (tail_duplicate): Likewise.
682 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
684 * opts.c (finish_options): x_flag_reorder_blocks_and_partition no
685 longer requires x_flag_profile_use.
687 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
689 * cfgrtl.c (cfg_layout_initialize): Check crtl->has_bb_partition
690 instead of flag_reorder_blocks_and_partition.
691 * dbxout.c (dbxout_function_end): Likewise.
692 * dwarf2out.c (gen_subprogram_die): Likewise.
693 * haifa-sched.c (sched_create_recovery_edges): Likewise.
694 * hw-doloop.c (reorg_loops): Likewise.
695 * varasm.c (assemble_start_function,
696 assemble_end_function): Likewise.
697 (decide_function_section): Do not check for
698 flag_reorder_blocks_and_partition.
700 2017-06-08 Alexander Ivchenko <alexander.ivchenko@intel.com>
702 * tree-chkp.c (chkp_get_hard_register_var_fake_base_address):
703 New function.
704 (chkp_get_hard_register_fake_addr_expr): Ditto.
705 (chkp_build_addr_expr): Add check for hard reg case.
706 (chkp_parse_array_and_component_ref): Ditto.
707 (chkp_find_bounds_1): Ditto.
708 (chkp_process_stmt): Don't generate bounds store for
709 hard reg case.
711 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
713 * predict.c (maybe_hot_bb_p): Do not check profile status.
714 (maybe_hot_edge_p): Likewise.
715 (probably_never_executed): Check for zero counts even if profile
716 is not read.
717 (unlikely_executed_edge_p): New function.
718 (unlikely_executed_stmt_p): New function.
719 (unlikely_executed_bb_p): New function.
720 (set_even_probabilities): Use unlikely predicates.
721 (combine_predictions_for_bb): Likewise.
722 (predict_paths_for_bb): Likewise.
723 (predict_paths_leading_to_edge): Likewise.
724 (determine_unlikely_bbs): New function.
725 (estimate_bb_frequencies): Use it.
726 (compute_function_frequency): Use zero counts even if profile is
727 not read.
728 * profile-count.h: Fix typo.
730 2017-08-08 Julia Koval <julia.koval@intel.com>
732 * config/i386/avx512bwintrin.h (_mm512_mask_cvtepi16_storeu_epi8,
733 _mm512_mask_cvtsepi16_storeu_epi8,
734 _mm512_mask_cvtusepi16_storeu_epi8): New intrinsics.
735 * config/i386/avx512vlbwintrin.h (_mm256_mask_cvtepi16_storeu_epi8,
736 _mm_mask_cvtsepi16_storeu_epi8, _mm256_mask_cvtsepi16_storeu_epi8,
737 _mm_mask_cvtusepi16_storeu_epi8, _mm256_mask_cvtusepi16_storeu_epi8,
738 _mm_mask_cvtepi16_storeu_epi8): New intrinsics.
739 * config/i386/i386-builtin-types.def (PV8Q, V8QI): New pointer type.
740 (VOID_FTYPE_PV32QI_V32HI_USI, VOID_FTYPE_PV8QI_V8HI_UQI,
741 VOID_FTYPE_PV16QI_V16HI_UHI): New function types.
742 * config/i386/i386-builtin.def (__builtin_ia32_pmovwb128mem_mask,
743 __builtin_ia32_pmovwb256mem_mask, __builtin_ia32_pmovswb128mem_mask,
744 __builtin_ia32_pmovswb256mem_mask, __builtin_ia32_pmovuswb128mem_mask,
745 __builtin_ia32_pmovuswb256mem_mask,
746 __builtin_ia32_pmovuswb512mem_mask, __builtin_ia32_pmovswb512mem_mask)
747 __builtin_ia32_pmovwb512mem_mask): New builtins.
749 2017-08-08 Julia Koval <julia.koval@intel.com>
751 PR target/73350,80862
752 * config/i386/subst.md (round): Fix round pattern.
753 * config/i386/i386.c (ix86_erase_embedded_rounding):
754 Fix erasing rounding for the fixed pattern.
756 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
758 * cfgbuild.c (find_many_sub_basic_blocks): Fix thinko.
760 2017-06-08 Martin Liska <mliska@suse.cz>
762 PR gcov-profile/80911
763 * gcov.c (block_info::block_info): New constructor.
765 2017-06-07 Carl Love <cel@us.ibm.com>
767 * config/rs6000/rs6000-c: The return type of the following
768 built-in functions was implemented as int not long long. Fix sign
769 of return value for the unsigned version of vec_mulo and vec_mule.
770 vector unsigned long long vec_bperm (vector unsigned long long,
771 vector unsigned char)
772 vector signed long long vec_mule (vector signed int,
773 vector signed int)
774 vector unsigned long long vec_mule (vector unsigned int,
775 vector unsigned int)
776 vector signed long long vec_mulo (vector signed int,
777 vector signed int)
778 vector unsigned long long vec_mulo (vector unsigned int,
779 vector unsigned int)
780 * doc/extend.texi: Fix the documentation for the built-in
781 functions.
783 2017-06-07 Carl Love <cel@us.ibm.com>
785 PR target/80982
786 * config/rs6000/altivec.md (double<mode>2): Fix the implementation of
787 for BE.
789 2017-06-07 Carl Love <cel@us.ibm.com>
791 * config/rs6000/altivec.md: Fix argument swizzle in vec_doublel
792 support, Generate doublehv for signed int/float for BE case only.
794 2017-06-07 Alexander Monakov <amonakov@ispras.ru>
796 * doc/invoke.texi (mcx16): Rewrite.
798 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
800 * config/rs6000/predicates.md (rs6000_nonimmediate_operand): Delete.
801 * config/rs6000/rs6000.md (*movsi_internal1, movsi_from_sf,
802 *mov<mode>_softfloat, and an anonymous splitter): Use
803 nonimmediate_operand instead of rs6000_nonimmediate_operand.
805 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
807 * config/rs6000/darwin.h (REGISTER_NAMES): Delete the SPE_ACC and
808 SPEFSCR registers.
809 * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Ditto.
810 (enum rs6000_reg_type): Delete SPE_ACC_TYPE and SPEFSCR_REG_TYPE.
811 (rs6000_debug_reg_global): Adjust.
812 (rs6000_init_hard_regno_mode_ok): Adjust.
813 (rs6000_dbx_register_number): Adjust.
814 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Change to 115.
815 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
816 Remove SPE_ACC and SPEFSCR.
817 (REG_ALLOC_ORDER): Ditto.
818 (FRAME_POINTER_REGNUM): Change to 111.
819 (enum reg_class): Remove the SPE_ACC and SPEFSCR registers.
820 (REG_CLASS_NAMES): Ditto.
821 (REG_CLASS_CONTENTS): Delete the SPE_ACC and SPEFSCR registers.
822 (REGISTER_NAMES): Ditto.
823 (ADDITIONAL_REG_NAMES): Ditto.
824 (rs6000_reg_names): Ditto.
825 * config/rs6000/rs6000.md: Renumber some register number
826 define_constants.
828 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
830 * config/rs6000/darwin.h (REGISTER_NAMES): Delete the SPE high
831 registers.
832 * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Ditto.
833 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Change from 149
834 to 117.
835 (DWARF_REG_TO_UNWIND_COLUMN): Do not define.
836 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
837 Delete the SPE high registers.
838 (REG_ALLOC_ORDER): Ditto.
839 (enum reg_class): Remove SPE_HIGH_REGS.
840 (REG_CLASS_NAMES): Ditto.
841 (REG_CLASS_CONTENTS): Delete the SPE high registers.
842 (REGISTER_NAMES): Ditto.
843 (rs6000_reg_names): Ditto.
844 * doc/tm.texi.in: Remove SPE as example.
845 * doc/tm.texi: Regenerate.
847 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
849 * config/rs6000/8540.md (ppc8540_brinc): Delete.
850 * config/rs6000/e500mc.md (e500mc_brinc): Delete.
851 * config/rs6000/e500mc64.md (e500mc64_brinc): Delete.
852 * config/rs6000/rs6000.md (type): Remove "brinc".
854 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
856 * config.gcc (powerpc*-*-*): Don't add spe.h to extra_headers.
857 (powerpc*-linux*spe*): Use ${cpu_type} instead of rs6000.
858 * config/rs6000/linuxspe.h: Delete file.
859 * config/rs6000/rs6000.md: Don't include spe.md.
860 * config/rs6000/spe.h: Delete file.
861 * config/rs6000/spe.md: Delete file.
862 * config/rs6000/t-rs6000: Remove spe.md.
864 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
866 * config/rs6000/predicates.md (reg_or_mem_operand): Reformat.
867 (reg_or_none500mem_operand): Delete.
868 * config/rs6000/rs6000.md (extendsfdf2): Use reg_or_mem_operand
869 instead of reg_or_none500mem_operand.
871 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
873 * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
874 handling of SPE flags.
875 * config/rs6000/rs6000.opt (-mspe, -mspe=no, -mspe=yes): Delete.
877 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
879 * config/rs6000/rs6000-common.c (rs6000_handle_option): Remove
880 SPE ABI handling.
881 * config/rs6000/paired.md (paired_negv2sf2): Rename to negv2sf2.
882 (paired_absv2sf2, paired_addv2sf3, paired_subv2sf3, paired_mulv2sf3,
883 paired_divv2sf3): Similar.
884 * config/rs6000/predicates.md: Replace TARGET_SPE, TARGET_SPE_ABI,
885 SPE_VECTOR_MODE and SPE_HIGH_REGNO_P by 0; simplify.
886 * config/rs6000/rs6000-builtin.def: Delete RS6000_BUILTIN_E and
887 RS6000_BUILTIN_S.
888 Delete BU_SPE_1, BU_SPE_2, BU_SPE_3, BU_SPE_E, BU_SPE_P, and BU_SPE_X.
889 Rename the paired_* instruction patterns.
890 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Do not
891 define __SPE__.
892 * config/rs6000/rs6000-protos.h (invalid_e500_subreg): Delete.
893 * config/rs6000/rs6000.c: Delete RS6000_BUILTIN_E and RS6000_BUILTIN_S.
894 (struct rs6000_stack): Delete fields spe_gp_save_offset, spe_gp_size,
895 spe_padding_size, and spe_64bit_regs_used. Replace TARGET_SPE and
896 TARGET_SPE_ABI with 0, simplify. Replace SPE_VECTOR_MODE with
897 PAIRED_VECTOR_MODE.
898 (struct machine_function): Delete field spe_insn_chain_scanned_p.
899 (spe_func_has_64bit_regs_p): Delete.
900 (spe_expand_predicate_builtin): Delete.
901 (spe_expand_evsel_builtin): Delete.
902 (TARGET_DWARF_REGISTER_SPAN): Do not define.
903 (TARGET_MEMBER_TYPE_FORCES_BLK): Do not define.
904 (invalid_e500_subreg): Delete.
905 (rs6000_legitimize_address): Always force_reg op2 as well, for
906 paired single memory accesses.
907 (rs6000_member_type_forces_blk): Delete.
908 (rs6000_spe_function_arg): Delete.
909 (rs6000_expand_unop_builtin): Delete SPE handling.
910 (rs6000_expand_binop_builtin): Ditto.
911 (spe_expand_stv_builtin): Delete.
912 (bdesc_2arg_spe): Delete.
913 (spe_expand_builtin): Delete.
914 (spe_expand_predicate_builtin): Delete.
915 (spe_expand_evsel_builtin): Delete.
916 (rs6000_invalid_builtin): Remove RS6000_BTM_SPE handling.
917 (spe_init_builtins): Delete.
918 (spe_func_has_64bit_regs_p): Delete.
919 (savres_routine_name): Delete "info" parameter. Adjust callers.
920 (rs6000_emit_stack_reset): Ditto.
921 (rs6000_dwarf_register_span): Delete.
922 * config/rs6000/rs6000.h (TARGET_SPE_ABI, TARGET_SPE,
923 UNITS_PER_SPE_WORD, SPE_HIGH_REGNO_P, SPE_SIMD_REGNO_P,
924 SPE_VECTOR_MODE, RS6000_BTM_SPE, RS6000_BUILTIN_E, RS6000_BUILTIN_S):
925 Delete.
926 * config/rs6000/rs6000.md (FIRST_SPE_HIGH_REGNO, LAST_SPE_HIGH_REGNO):
927 Delete.
928 * config/rs6000/rs6000.opt (-mabi=spe, -mabi=no-spe): Delete.
929 * config/rs6000/spe.md: Delete every pattern that uses TARGET_SPE.
930 * config/rs6000/vector.md (absv2sf2, negv2sf2, addv2sf3, subv2sf3,
931 mulv2sf3, divv2sf3): Delete expanders.
933 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
935 config/rs6000/rs6000.md (UNSPEC_MV_CR_GT): Delete.
937 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
939 * config/rs6000/rs6000-protos.h (output_e500_flip_gt_bit): Delete.
940 * config/rs6000/rs6000.c: Ditto.
942 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
944 * config/rs6000/predicated.md (rs6000_cbranch_operator): Delete.
945 * config/rs6000/rs6000.md: Replace rs6000_cbranch_operator by
946 comparison_operator.
948 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
950 * config/rs6000/rs6000.c: Remove everything related to -mfloat-gprs.
951 * config/rs6000/rs6000.opt: Ditto.
952 * config/rs6000/t-rtems: Ditto.
954 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
956 * config/rs6000/predicates.md: Replace TARGET_E500_DOUBLE and
957 TARGET_E500_SINGLE by 0, simplify.
958 * config/rs6000/rs6000.c: Ditto.
959 (rs6000_option_override_internal): Delete CHECK_E500_OPTIONS.
960 (spe_build_register_parallel): Delete.
961 * config/rs6000/rs6000.h: Delete TARGET_E500_SINGLE,
962 TARGET_E500_DOUBLE, and CHECK_E500_OPTIONS.
963 * config/rs6000/rs6000.md: Replace TARGET_E500_DOUBLE,
964 TARGET_E500_SINGLE, and <E500_CONVERT> by 0, simplify.
965 (E500_CONVERT): Delete.
966 * config/rs6000/spe.md: Remove many patterns and all define_constants.
968 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
970 * config/rs6000/darwin.md: Replace TARGET_FPRS by 1 and simplify.
971 * config/rs6000/dfp.md: Ditto.
972 (negdd2, *negdd2_fpr): Merge.
973 (absdd2, *absdd2_fpr): Merge.
974 (negtd2, *negtd2_fpr): Merge.
975 (abstd2, *abstd2_fpr): Merge.
976 * config/rs6000/e500.h: Delete file.
977 * config/rs6000/predicates.md (rs6000_cbranch_operator): Replace
978 TARGET_FPRS by 1 and simplify.
979 * config/rs6000/rs6000-c.c: Ditto.
980 * config/rs6000/rs6000.c: Ditto. Also replace TARGET_SF_SPE and
981 TARGET_DF_SPE by 0.
982 * config/rs6000/rs6000.h: Ditto. Delete TARGET_SF_SPE and
983 TARGET_DF_SPE.
984 * config/rs6000/rs6000.md: Ditto.
985 (floatdidf2, *floatdidf2_fpr): Merge.
986 (move_from_CR_gt_bit): Delete.
987 * config/rs6000/spe.md: Replace TARGET_FPRS by 1 and simplify.
988 (E500_CR_IOR_COMPARE): Delete.
989 (All patterns that require !TARGET_FPRS): Delete.
990 * config/rs6000/vsx.md: Replace TARGET_FPRS by 1 and simplify.
992 2017-06-07 Bin Cheng <bin.cheng@arm.com>
994 * passes.def (pass_iv_canon): Move before pass_loop_distribution.
996 2017-06-07 Bin Cheng <bin.cheng@arm.com>
998 * graphds.c (add_edge): Intitialize edge's attached data.
999 (foll_in_subgraph, dfs_fst_edge, dfs_next_edge): New function
1000 pointer parameter. Call pointed function on each edge during
1001 graph traversing. Skip traversing the edge when the function
1002 returns true.
1003 (graphds_dfs, graphds_scc): Ditto.
1004 (for_each_edge): New parameter. Pass the new parameter to callback
1005 function.
1006 * graphds.h (skip_edge_callback): New function pointer type.
1007 (graphds_dfs, graphds_scc): New function pointer parameter.
1008 (graphds_edge_callback, for_each_edge): New parameter.
1010 2017-06-07 Bin Cheng <bin.cheng@arm.com>
1012 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Factor
1013 out code checking if runtime alias check is possible to below ...
1014 Call the new function.
1015 * tree-data-ref.c (runtime_alias_check_p): ... to new function.
1016 * tree-data-ref.h (runtime_alias_check_p): New decalaration.
1018 2017-06-07 Marek Polacek <polacek@redhat.com>
1020 PR sanitizer/80932
1021 * fold-const.c (extract_muldiv_1) <case MINUS_EXPR>: Add
1022 TYPE_OVERFLOW_WRAPS check.
1024 2017-06-07 Bin Cheng <bin.cheng@arm.com>
1026 * tree-vect-loop-manip.c (vect_do_peeling): Don't skip vector loop
1027 if versioning is required.
1028 * tree-vect-loop.c (vect_analyze_loop_2): Merge niter check for loop
1029 peeling with the check for versioning.
1031 2017-06-07 Bin Cheng <bin.cheng@arm.com>
1033 * tree-vectorizer.h (vect_build_loop_niters): New parameter.
1034 * tree-vect-loop-manip.c (vect_build_loop_niters): New parameter.
1035 Set true to new parameter if new ssa variable is defined.
1036 (vect_gen_vector_loop_niters): Refactor. Set range information
1037 for the new vector loop bound variable.
1038 (vect_do_peeling): Ditto.
1040 2017-06-07 Bin Cheng <bin.cheng@arm.com>
1042 * tree-affine.c (ssa.h): Include header file.
1043 (tree_to_aff_combination): Handle (T1)(X - CST) when inner type
1044 has wrapping overflow behavior.
1046 2017-06-07 Bin Cheng <bin.cheng@arm.com>
1048 * tree-affine.c (tree_to_aff_combination): Handle (T1)(X + X).
1050 2017-06-07 Bin Cheng <bin.cheng@arm.com>
1052 (aff_combination_expand): Move (T1)(X *+- CST) simplification to ...
1053 (tree_to_aff_combination): ... here.
1055 2017-06-07 Bin Cheng <bin.cheng@arm.com>
1057 * tree-ssa-loop-ivopts.c (ivopts_estimate_reg_pressure): New
1058 reg_pressure model function.
1059 (ivopts_global_cost_for_size): Delete.
1060 (determine_set_costs, iv_ca_recount_cost): Call new model function
1061 ivopts_estimate_reg_pressure.
1063 2017-06-07 Tamar Christina <tamar.christina@arm.com>
1065 * config/aarch64/aarch64.c (aarch64_rtx_costs): Make sdiv more expensive than udiv.
1066 Remove floating point cases from mod.
1068 2017-06-07 Tamar Christina <tamar.christina@arm.com>
1070 * config/arm/aarch-cost-tables.h (cortexa53_extra_cost): Increase idiv cost.
1072 2017-06-07 Tamar Christina <tamar.christina@arm.com>
1074 * config/aarch64/aarch64.md
1075 (copysignsf3): Fix mask generation.
1077 2017-06-07 Jakub Jelinek <jakub@redhat.com>
1079 * dumpfile.h (enum tree_dump_index): Rename TDI_generic to
1080 TDI_gimple.
1081 (class dump_manager): Add register_dumps method.
1082 * dumpfile.c: Include langhooks.h.
1083 (dump_files): Use 0 instead of 3/4/5 for TDI_{original,gimple,nested}.
1084 (FIRST_AUTO_NUMBERED_DUMP): Decrease to 1.
1085 (FIRST_ME_AUTO_NUMBERED_DUMP): Define.
1086 (dump_manager::dump_register): Start with 512 entries instead of 32.
1087 (dump_manager::register_dumps): New method.
1088 * toplev.c (general_init): Instead of invoking register_dumps
1089 langhook, invoke register_dumps method on the dump manager.
1090 * gimplify.c (gimplify_function_tree): Use TDI_gimple instead of
1091 TDI_generic.
1093 2017-06-07 Richard Sandiford <richard.sandiford@linaro.org>
1095 * doc/md.texi: Clarify the restrictions on a define_insn condition.
1096 Say that # requires an associated define_split to exist, and that
1097 the define_split must be suitable for use after register allocation.
1099 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
1101 * cfgbuild.c (find_bb_boundaries): Initialize profile of split blocks.
1102 (compute_outgoing_frequencies): Also initialize zero counts.
1103 (find_many_sub_basic_blocks): Do not produce uninitialized profile
1104 around loops; preserve more of profile when nothing changes.
1106 2017-06-06 Jim Wilson <jim.wilson@linaro.org>
1108 * config/aarch64/aarch64-cost-tables.h (qdf24xx_extra_costs): Move to
1109 here.
1110 * config/arm/aarch-cost-tables.h (qdf24xx_extra_costs): From here.
1111 * config/arm/arm-cpu-cdata.h: Regenerate.
1112 * config/arm/arm-cpu-data.h, config/arm/arm-cpu.h: Likewise.
1113 * config/arm/arm-tables.opt, config/arm/arm-tune.md: Likewise.
1114 * config/arm/arm-cpus.in: Delete falkor and qdf24xx entries.
1115 * config/arm/arm.c (arm_qdf24xx_tune): Delete.
1116 * config/arm/bpabi.h (BE8_LINK_SPEC): Delete falkor and qdf24xx
1117 support.
1118 * config/arm/t-aprofile (MULTILIB_MATCHES): Delete falkor and qdf24xx
1119 support.
1120 * config/arm/t-rmprofile: Likewise.
1121 * doc/invoke.texi (ARM Options): Drop falkor and qdf24xx support.
1123 2017-06-06 David S. Miller <davem@davemloft.net>
1125 PR target/80968
1126 * config/sparc/sparc.c (sparc_expand_prologue): Emit frame
1127 blockage if function uses alloca.
1129 2017-06-06 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
1131 * tree-ssa-loop-prefetch.c (struct mem_ref_group, struct mem_ref):
1132 New "uid" fields to hold pretty-print IDs of group and ref.
1133 Memory references are now identified as <group_id>:<ref_id>
1134 instead of using [random] addresses.
1135 (dump_mem_details): Simplify, no functional change.
1136 (dump_mem_ref): Simplify and make output more concise.
1137 Replace couple of fprintf's throughout code with calls to dump_mem_ref.
1138 (find_or_create_group): Initialize group uid.
1139 (record_ref): Initialize ref uid. Improve debug output.
1140 (prune_group_by_reuse, should_issue_prefetch_p,)
1141 (should_issue_prefetch_p, schedule_prefetches, issue_prefetch_ref,)
1142 (mark_nontemporal_store, determine_loop_nest_reuse):
1143 Improve debug output.
1145 2017-06-06 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
1147 * dbgcnt.def (prefetch): New debug counter.
1148 * tree-ssa-loop-prefetch.c (dbgcnt.h): New include.
1149 (schedule_prefetches): Stop issueing prefetches if debug counter
1150 tripped.
1152 2017-06-06 Tom de Vries <tom@codesourcery.com>
1154 * doc/sourcebuild.texi (Testsuites, C Language Testsuites,
1155 gcc.c-torture/compile): Remove mention of NO_LABEL_VALUES in fixme.
1157 2017-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1159 * config/aarch64/atomics.md (atomic_compare_and_swap<mode> expander):
1160 Use aarch64_reg_or_zero predicate for operand 4.
1161 (aarch64_compare_and_swap<mode> define_insn_and_split):
1162 Use aarch64_reg_or_zero predicate for operand 3. Add 'Z' constraint.
1163 (aarch64_store_exclusive<mode>): Likewise for operand 2.
1165 2017-06-06 Thomas Preud'homme <thomas.preudhomme@arm.com>
1167 * config/arm/arm.c (arm_compute_save_reg_mask): Rename into ...
1168 (arm_compute_save_core_reg_mask): This.
1169 (thumb1_compute_save_reg_mask): Rename into ...
1170 (thumb1_compute_save_core_reg_mask): This.
1171 (arm_compute_save_reg0_reg12_mask): Adapt comment.
1172 (arm_compute_frame_layout): Likewise.
1174 2017-06-06 Richard Biener <rguenther@suse.de>
1176 PR tree-optimization/80974
1177 * tree-ssa-sccvn.c (set_ssa_val_to): Do not change but only
1178 keep or clear leaders SSA info.
1180 2017-06-06 Tom de Vries <tom@codesourcery.com>
1182 * config/nvptx/nvptx.c (split_mode_p): New function.
1183 (nvptx_declare_function_name, nvptx_print_operand): Use split_mode_p.
1185 2017-06-06 Tom de Vries <tom@codesourcery.com>
1187 * config/nvptx/nvptx.c (nvptx_print_operand): Use maybe_split_mode.
1189 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
1191 PR bootstrap/80978
1192 * tree-cfg.c (execute_fixup_cfg): Fix condition on when to rescale
1193 profile.
1195 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
1197 * shrink-wrap.c (handle_simple_exit): Update profile.
1198 (try_shrink_wrapping): Upate profile.
1200 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
1202 * predict.c (tree_estimate_probability_bb): Add LOCAL_ONLY.
1203 (tree_guess_outgoing_edge_probabilities): New.
1204 * predict.h (tree_guess_outgoing_edge_probabilities): Declare.
1205 * tree-cfg.c (gimple_find_sub_bbs): Propagate profile.
1207 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
1209 * ipa-split.c (split_function): Initialize return bb profile.
1211 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
1213 * profile.c (compute_branch_probabilities): Also initialize
1214 EXIT_BLOCK profile.
1216 2017-06-06 Richard Biener <rguenther@suse.de>
1218 PR tree-optimization/80928
1219 * tree-vect-loop.c (vect_update_vf_for_slp): Amend dumps.
1220 (vect_analyze_loop_operations): Properly guard analysis for
1221 pure SLP case.
1222 (vect_transform_loop): Likewise.
1223 (vect_analyze_loop_2): Also reset SLP type on PHIs.
1224 (vect_model_induction_cost): Do not cost for pure SLP.
1225 (vectorizable_induction): Pass in SLP node, implement SLP vectorization
1226 of induction in inner loop vectorization.
1227 * tree-vect-slp.c (vect_create_new_slp_node): Handle PHIs.
1228 (vect_get_and_check_slp_defs): Handle vect_induction_def.
1229 (vect_build_slp_tree): Likewise. Handle PHIs as terminating the
1230 recursion.
1231 (vect_analyze_slp_cost_1): Cost induction.
1232 (vect_detect_hybrid_slp_stmts): Handle PHIs.
1233 (vect_get_slp_vect_defs): Likewise.
1234 * tree-vect-stmts.c (vect_analyze_stmt): Handle induction.
1235 (vect_transform_stmt): Handle SLP reductions.
1236 * tree-vectorizer.h (vectorizable_induction): Adjust.
1238 2017-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1240 * config/rs6000/rs6000.c (make_resolver_func): Update
1241 init_lowered_empty_function call.
1243 2017-06-05 Bernd Edlinger <bernd.edlinger@hotmail.de>
1245 * doc/invoke.texi: Document the -fprofile-abs-path option.
1246 * common.opt (fprofile-abs-path): New option.
1247 * gcov-io.h (gcov_write_filename): Declare.
1248 * gcov-io.c (gcov_write_filename): New function.
1249 * coverage.c (coverage_begin_function): Use gcov_write_filename.
1250 * profile.c (output_location): Likewise.
1252 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
1254 * shring-wrap.c: Revert accidental commit.
1256 2017-06-05 Volker Reichelt <v.reichelt@netcologne.de>
1258 * doc/invoke.texi (-Wduplicated-branches): Add to warning list.
1260 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
1262 * cfgexpand.c (expand_gimple_tailcall): Initialize profile of
1263 new edge.
1264 * ipa-inline.c (want_inline_self_recursive_call_p): Watch for missing
1265 profile in callgraph edge.
1266 * profile-count.h (apply_probability): If THIS is 0, then result is 0
1267 (apply_scale): Likewise.
1268 * tree-inline.c (copy_bb, copy_edges_for_bb, copy_cfg_body):
1269 Also scale profile when inlining function with zero profile.
1270 (initialize_cfun): Update exit block profile even when it is zero.
1271 * tree-ssa-threadupdate.c (clear_counts_path): Handle correctly case
1272 when profile is read.
1274 2017-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1276 * config/rs6000/rs6000.c (toplevel): Include attribs.h.
1277 (CLONE_*): New constants to define the processors we can generate
1278 code for with the target_clone attribute.
1279 (rs6000_clone_map): New array to identify which clone processors
1280 the current program is running on.
1281 (TARGET_COMPARE_VERSION_PRIORITY): Define to enable the
1282 target_clone attribute.
1283 (TARGET_GENERATE_VERSION_DISPATCHER_BODY): Likewise.
1284 (TARGET_GET_FUNCTION_VERSIONS_DISPATCHER): Likewise.
1285 (TARGET_OPTION_FUNCTION_VERSIONS): Likewise.
1286 (cpu_expand_builtin): Add support for target_clone attribute.
1287 (rs6000_valid_attribute_p): Allow "default" attribute.
1288 (get_decl_name): New debug function to simplify printing the
1289 current function name in debugging statements.
1290 (rs6000_clone_priority): New functions to support the target_clone
1291 attribute, and be able to generate code to switch between ISA 2.05
1292 through ISA 3.0 (power6 through power9).
1293 (rs6000_compare_version_priority): Likewise.
1294 (rs6000_get_function_versions_dispatcher): Likewise.
1295 (make_resolver_func): Likewise.
1296 (add_condition_to_bb): Likewise.
1297 (dispatch_function_versions): Likewise.
1298 (rs6000_generate_version_dispatcher_body): Likewise.
1299 (rs6000_can_inline_p): Call get_decl_name for debugging usage.
1300 (fusion_gpr_load_p): Fix a spacing issue.
1301 * doc/extend.texi (Common Function Attributes): Document that the
1302 PowerPC supports the target_clone attribute.
1304 2017-06-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
1306 * config/arm/arm.h: explain F symbol found in description of ARM
1307 register allocation in its legend.
1309 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
1311 * config/mips/frame-header-opt.c: Include profile-count.h.
1312 * config/riscv/riscv.c: Include profile-count.h
1314 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
1316 * tree-ssa-loop-im.c (execute_sm_if_changed): Add FLAG_BBS parameter;
1317 update profile.
1318 (sm_set_flag_if_changed): Add bbs field.
1319 (execute_sm_if_changed_flag_set): Pass BBS.
1320 (execute_sm): Update.
1322 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1324 * config/aarch64/aarch64-simd.md (aarch64_store_lane0<mode>):
1325 New pattern.
1327 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1329 * config/aarch64/aarch64.md (sub<mode>3_compare1_imm): New define_insn.
1330 (peephole2): New peephole2 to emit the above.
1331 * config/aarch64/predicates.md (aarch64_sub_immediate): New predicate.
1333 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1335 * config/aarch64/aarch64.c (define_peephole2 above
1336 *sub_<shift>_<mode>): New peephole.
1338 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
1340 * config/i386/i386.c (make_resolver_func): Update.
1341 * Makefile.in: Add profile-count.h and profile-count.o
1342 * auto-profile.c (afdo_indirect_call): Update to new API.
1343 (afdo_set_bb_count): Update.
1344 (afdo_propagate_edge): Update.
1345 (afdo_propagate_circuit): Update.
1346 (afdo_calculate_branch_prob): Update.
1347 (afdo_annotate_cfg): Update.
1348 * basic-block.h: Include profile-count.h
1349 (struct edge_def): Turn count to profile_count.
1350 (struct basic_block_def): Likewie.
1351 (REG_BR_PROB_BASE): Move to profile-count.h
1352 (RDIV): Move to profile-count.h
1353 * bb-reorder.c (max_entry_count): Turn to profile_count.
1354 (find_traces): Update.
1355 (rotate_loop):Update.
1356 (connect_traces):Update.
1357 (sanitize_hot_paths):Update.
1358 * bt-load.c (migrate_btr_defs): Update.
1359 * cfg.c (RDIV): Remove.
1360 (init_flow): Use alloc_block.
1361 (alloc_block): Uninitialize count.
1362 (unchecked_make_edge): Uninitialize count.
1363 (check_bb_profile): Update.
1364 (dump_edge_info): Update.
1365 (dump_bb_info): Update.
1366 (update_bb_profile_for_threading): Update.
1367 (scale_bbs_frequencies_int): Update.
1368 (scale_bbs_frequencies_gcov_type): Update.
1369 (scale_bbs_frequencies_profile_count): New.
1370 * cfg.h (update_bb_profile_for_threading): Update.
1371 (scale_bbs_frequencies_profile_count): Declare.
1372 * cfgbuild.c (compute_outgoing_frequencies): Update.
1373 (find_many_sub_basic_blocks): Update.
1374 * cfgcleanup.c (try_forward_edges): Update.
1375 (try_crossjump_to_edge): Update.
1376 * cfgexpand.c (expand_gimple_tailcall): Update.
1377 (construct_exit_block): Update.
1378 * cfghooks.c (verify_flow_info): Update.
1379 (dump_bb_for_graph): Update.
1380 (split_edge): Update.
1381 (make_forwarder_block): Update.
1382 (duplicate_block): Update.
1383 (account_profile_record): Update.
1384 * cfgloop.c (find_subloop_latch_edge_by_profile): Update.
1385 (get_estimated_loop_iterations): Update.
1386 * cfgloopanal.c (expected_loop_iterations_unbounded): Update.
1387 (single_likely_exit): Update.
1388 * cfgloopmanip.c (scale_loop_profile): Update.
1389 (loopify): Update.
1390 (set_zero_probability): Update.
1391 (lv_adjust_loop_entry_edge): Update.
1392 * cfgrtl.c (force_nonfallthru_and_redirect): Update.
1393 (purge_dead_edges): Update.
1394 (rtl_account_profile_record): Update.
1395 * cgraph.c (cgraph_node::create): Uninitialize count.
1396 (symbol_table::create_edge): Uninitialize count.
1397 (cgraph_update_edges_for_call_stmt_node): Update.
1398 (cgraph_edge::dump_edge_flags): Update.
1399 (cgraph_node::dump): Update.
1400 (cgraph_edge::maybe_hot_p): Update.
1401 * cgraph.h: Include profile-count.h
1402 (create_clone), create_edge, create_indirect_edge): Update.
1403 (cgraph_node): Turn count to profile_count.
1404 (cgraph_edge0: Likewise.
1405 (make_speculative, clone): Update.
1406 (create_edge): Update.
1407 (init_lowered_empty_function): Update.
1408 * cgraphclones.c (cgraph_edge::clone): Update.
1409 (duplicate_thunk_for_node): Update.
1410 (cgraph_node::create_clone): Update.
1411 * cgraphunit.c (cgraph_node::analyze): Update.
1412 (cgraph_node::expand_thunk): Update.
1413 * final.c (dump_basic_block_info): Update.
1414 * gimple-streamer-in.c (input_bb): Update.
1415 * gimple-streamer-out.c (output_bb): Update.
1416 * graphite.c (print_global_statistics): Update.
1417 (print_graphite_scop_statistics): Update.
1418 * hsa-brig.c: Include basic-block.h.
1419 * hsa-dump.c: Include basic-block.h.
1420 * hsa-gen.c (T sum_slice): Update.
1421 (convert_switch_statements):Update.
1422 * hsa-regalloc.c: Include basic-block.h.
1423 * ipa-chkp.c (chkp_produce_thunks): Update.
1424 * ipa-cp.c (struct caller_statistics): Update.
1425 (init_caller_stats): Update.
1426 (gather_caller_stats): Update.
1427 (ipcp_cloning_candidate_p): Update.
1428 (good_cloning_opportunity_p): Update.
1429 (get_info_about_necessary_edges): Update.
1430 (dump_profile_updates): Update.
1431 (update_profiling_info): Update.
1432 (update_specialized_profile): Update.
1433 (perhaps_add_new_callers): Update.
1434 (decide_about_value): Update.
1435 (ipa_cp_c_finalize): Update.
1436 * ipa-devirt.c (struct odr_type_warn_count): Update.
1437 (struct decl_warn_count): Update.
1438 (struct final_warning_record): Update.
1439 (possible_polymorphic_call_targets): Update.
1440 (ipa_devirt): Update.
1441 * ipa-fnsummary.c (redirect_to_unreachable): Update.
1442 * ipa-icf.c (sem_function::merge): Update.
1443 * ipa-inline-analysis.c (do_estimate_edge_time): Update.
1444 * ipa-inline.c (compute_uninlined_call_time): Update.
1445 (compute_inlined_call_time): Update.
1446 (want_inline_small_function_p): Update.
1447 (want_inline_self_recursive_call_p): Update.
1448 (edge_badness): Update.
1449 (lookup_recursive_calls): Update.
1450 (recursive_inlining): Update.
1451 (inline_small_functions): Update.
1452 (dump_overall_stats): Update.
1453 (dump_inline_stats): Update.
1454 * ipa-profile.c (ipa_profile_generate_summary): Update.
1455 (ipa_propagate_frequency): Update.
1456 (ipa_profile): Update.
1457 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
1458 * ipa-utils.c (ipa_merge_profiles): Update.
1459 * loop-doloop.c (doloop_modify): Update.
1460 * loop-unroll.c (report_unroll): Update.
1461 (unroll_loop_runtime_iterations): Update.
1462 * lto-cgraph.c (lto_output_edge): Update.
1463 (lto_output_node): Update.
1464 (input_node): Update.
1465 (input_edge): Update.
1466 (merge_profile_summaries): Update.
1467 * lto-streamer-in.c (input_cfg): Update.
1468 * lto-streamer-out.c (output_cfg): Update.
1469 * mcf.c (create_fixup_graph): Update.
1470 (adjust_cfg_counts): Update.
1471 (sum_edge_counts): Update.
1472 * modulo-sched.c (sms_schedule): Update.
1473 * postreload-gcse.c (eliminate_partially_redundant_load): Update.
1474 * predict.c (maybe_hot_count_p): Update.
1475 (probably_never_executed): Update.
1476 (dump_prediction): Update.
1477 (combine_predictions_for_bb): Update.
1478 (propagate_freq): Update.
1479 (handle_missing_profiles): Update.
1480 (counts_to_freqs): Update.
1481 (rebuild_frequencies): Update.
1482 (force_edge_cold): Update.
1483 * predict.h: Include profile-count.h
1484 (maybe_hot_count_p, counts_to_freqs): UPdate.
1485 * print-rtl-function.c: Do not include cfg.h
1486 * print-rtl.c: Include basic-block.h
1487 * profile-count.c: New file.
1488 * profile-count.h: New file.
1489 * profile.c (is_edge_inconsistent): Update.
1490 (correct_negative_edge_counts): Update.
1491 (is_inconsistent): Update.
1492 (set_bb_counts): Update.
1493 (read_profile_edge_counts): Update.
1494 (compute_frequency_overlap): Update.
1495 (compute_branch_probabilities): Update; Initialize and deinitialize
1496 gcov_count tables.
1497 (branch_prob): Update.
1498 * profile.h (bb_gcov_counts, edge_gcov_counts): New.
1499 (edge_gcov_count): New.
1500 (bb_gcov_count): New.
1501 * shrink-wrap.c (try_shrink_wrapping): Update.
1502 * tracer.c (better_p): Update.
1503 * trans-mem.c (expand_transaction): Update.
1504 (ipa_tm_insert_irr_call): Update.
1505 (ipa_tm_insert_gettmclone_call): Update.
1506 * tree-call-cdce.c: Update.
1507 * tree-cfg.c (gimple_duplicate_sese_region): Update.
1508 (gimple_duplicate_sese_tail): Update.
1509 (gimple_account_profile_record): Update.
1510 (execute_fixup_cfg): Update.
1511 * tree-inline.c (copy_bb): Update.
1512 (copy_edges_for_bb): Update.
1513 (initialize_cfun): Update.
1514 (freqs_to_counts): Update.
1515 (copy_cfg_body): Update.
1516 (expand_call_inline): Update.
1517 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update.
1518 * tree-ssa-loop-ivcanon.c (unloop_loops): Update.
1519 (try_unroll_loop_completely): Update.
1520 (try_peel_loop): Update.
1521 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
1522 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Update.
1523 * tree-ssa-loop-split.c (connect_loops): Update.
1524 * tree-ssa-loop-unswitch.c (hoist_guard): Update.
1525 * tree-ssa-reassoc.c (branch_fixup): Update.
1526 * tree-ssa-tail-merge.c (replace_block_by): Update.
1527 * tree-ssa-threadupdate.c (create_block_for_threading): Update.
1528 (compute_path_counts): Update.
1529 (update_profile): Update.
1530 (recompute_probabilities): Update.
1531 (update_joiner_offpath_counts): Update.
1532 (estimated_freqs_path): Update.
1533 (freqs_to_counts_path): Update.
1534 (clear_counts_path): Update.
1535 (ssa_fix_duplicate_block_edges): Update.
1536 (duplicate_thread_path): Update.
1537 * tree-switch-conversion.c (case_bit_test_cmp): Update.
1538 (struct switch_conv_info): Update.
1539 * tree-tailcall.c (decrease_profile): Update.
1540 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Update.
1541 * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
1542 * value-prof.c (check_counter): Update.
1543 (gimple_divmod_fixed_value): Update.
1544 (gimple_mod_pow2): Update.
1545 (gimple_mod_subtract): Update.
1546 (gimple_ic_transform): Update.
1547 (gimple_stringop_fixed_value): Update.
1548 * value-prof.h (gimple_ic): Update.
1550 2017-06-02 Carl Love <cel@us.ibm.com>
1552 * config/rs6000/rs6000-c: Add support for built-in functions
1553 vector double vec_doublee (vector signed int);
1554 vector double vec_doublee (vector unsigned int);
1555 vector double vec_doublee (vector float);
1556 vector double vec_doubleh (vector signed int);
1557 vector double vec_doubleh (vector unsigned int);
1558 vector double vec_doubleh (vector float);
1559 vector double vec_doublel (vector signed int);
1560 vector double vec_doublel (vector unsigned int);
1561 vector double vec_doublel (vector float);
1562 vector double vec_doubleo (vector signed int);
1563 vector double vec_doubleo (vector unsigned int);
1564 vector double vec_doubleo (vector float);.
1565 * config/rs6000/rs6000-builtin.def: Add definitions for DOUBLEE,
1566 DOUBLEO, DOUBLEH, DOUBLEL, UNS_DOUBLEO, UNS_DOUBLEE, UNS_DOUBLEH,
1567 UNS_DOUBLEL.
1568 * config/rs6000/altivec.md: Add code generator for doublee<mode>2,
1569 unsdoubleev4si2, doubleo<mode>2, unsdoubleov4si2, doubleh<mode>2,
1570 unsdoublehv4si2, doublel<mode>2, unsdoublelv4si2, add mode attribute
1571 VS_sxwsp.
1572 * config/rs6000/altivec.h: Add define for vec_doublee, vec_doubleo,
1573 vec_doublel, vec_doubleh.
1574 * doc/extend.texi: Update the built-in documentation file for the
1575 new built-in functions.
1577 2017-06-02 David Malcolm <dmalcolm@redhat.com>
1579 PR jit/80954
1580 * ipa-inline-analysis.c (free_growth_caches): Set
1581 edge_removal_hook_holder to NULL after removing it.
1583 2017-06-02 Sudakshina Das <sudi.das@arm.com>
1585 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_SWP for
1586 comparision with zero.
1588 2017-06-02 Will Schmidt <will_schmidt@vnet.ibm.com>
1589 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
1590 for early expansion of vec_min and vec_max builtins.
1591 (builtin_function_type): Add min/max unsigned variants to those
1592 identified as having unsigned arguments.
1594 2017-06-02 Olivier Hainque <hainque@adacore.com>
1596 * config/vx-common.h (DWARF_UNWIND_INFO): Switch #define to 1.
1598 2017-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1600 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
1601 Use VALL_F16 iterator rather than VALL.
1603 2017-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1605 * config/aarch64/aarch64.c (aarch64_split_compare_and_swap):
1606 Emit CBNZ inside loop when doing a strong exchange and comparing
1607 against zero. Generate the CC flags after the loop.
1609 2017-06-02 David Edelsohn <dje.gcc@gmail.com>
1611 * dwarf2out.c (DWARF_INITIAL_LENGTH_SIZE_STR): New.
1612 (dl_section_ref): New.
1613 (dwarf2out_finish): Copy debug_line_section_label to dl_section_ref.
1614 On AIX, append an expression to subtract the size of the
1615 section length to dl_section_ref.
1617 2017-06-02 Will Schmidt <will_schmidt@vnet.ibm.com>
1619 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
1620 for early expansion of vector absolute builtins.
1622 2017-06-02 Richard Biener <rguenther@suse.de>
1624 * tree-vect-slp.c (vect_detect_hybrid_slp_2): Match up
1625 what we consider a relevant use stmt with vect_detect_hybrid_slp_stmts.
1627 2017-06-02 Richard Biener <rguenther@suse.de>
1629 PR tree-optimization/80948
1630 * tree-tailcall.c (find_tail_calls): Track stmts to move in
1631 stmt order as well.
1633 2017-06-02 Richard Biener <rguenther@suse.de>
1635 * tree-vect-loop.c (vect_analyze_loop_operations): Not relevant
1636 PHIs are ok.
1637 * tree-vect-stmts.c (process_use): Do not mark backedge defs
1638 for inductions as relevant.
1640 2017-06-02 Richard Biener <rguenther@suse.de>
1642 * tree-vect-loop.c (get_initial_def_for_induction): Inline into ...
1643 (vectorizable_induction): ... this. Remove dead code.
1645 2017-06-02 Eric Botcazou <ebotcazou@adacore.com>
1647 * builtins. (expand_builtin_alloca): Remove second parameter and
1648 infer its value from the first parameter instead.
1649 (expand_builtin) <BUILT_IN_ALLOCA>: Adjust call to above.
1651 2017-06-02 Jakub Jelinek <jakub@redhat.com>
1653 PR rtl-optimization/80903
1654 * loop-doloop.c (add_test): Unshare sequence.
1656 2017-06-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
1658 * doc/invoke.texi: Document the -Wsizeof-pointer-div warning.
1660 2017-06-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
1662 * config/i386/i386.c (x86_64_ms_sysv_extra_clobbered_registers): Make
1663 static.
1664 (xlogue_layout::get_stack_space_used, xlogue_layout::s_instances,
1665 xlogue_layout::get_instance, logue_layout::xlogue_layout,
1666 sp_valid_at, fp_valid_at, choose_basereg): Formatting.
1667 (xlogue_layout::get_stub_rtx): Make static.
1668 (xlogue_layout::get_stub_name): Avoid const-cast, make static.
1669 (xlogue_layout::compute_stub_managed_regs): Rename to...
1670 (xlogue_layout::count_stub_managed_regs): ...this.
1671 (xlogue_layout::is_stub_managed_reg): New function.
1672 (xlogue_layout::m_stub_names): Rename to...
1673 (xlogue_layout::s_stub_names): ...this, make static.
1674 (xlogue_layout::STUB_INDEX_OFFSET, xlogue_layout::MIN_REGS,
1675 xlogue_layout::MAX_REGS, xlogue_layout::MAX_EXTRA_REGS,
1676 xlogue_layout::VARIANT_COUNT, xlogue_layout::STUB_NAME_MAX_LEN,
1677 xlogue_layout::s_stub_names): Instantiate statics.
1678 (stub_managed_regs): Remove.
1679 (ix86_save_reg): Use xlogue_layout::compute_stub_managed_regs.
1680 (disable_call_ms2sysv_xlogues): Rename to...
1681 (warn_once_call_ms2sysv_xlogues): ...this, and warn only once.
1682 (ix86_initial_elimination_offset, ix86_expand_call): Fix call_ms2sysv
1683 warning logic.
1684 (ix86_static_chain): Make sure that ix86_static_chain_on_stack can't
1685 change after reload_completed.
1686 (ix86_can_use_return_insn_p): Use the ix86_frame data structure
1687 directly.
1688 (ix86_expand_prologue): Likewise.
1689 (ix86_expand_epilogue): Likewise.
1690 (ix86_expand_split_stack_prologue): Likewise.
1691 (ix86_compute_frame_layout): Remove frame parameter ...
1692 (TARGET_COMPUTE_FRAME_LAYOUT): ... and export it as a target hook.
1693 (ix86_finalize_stack_realign_flags): Call ix86_compute_frame_layout
1694 only if necessary.
1695 (ix86_init_machine_status): Don't set use_fast_prologue_epilogue_nregs.
1696 (ix86_frame): Move from here ...
1697 * config/i386/i386.h (ix86_frame): ... to here.
1698 (machine_function): Remove use_fast_prologue_epilogue_nregs, cache the
1699 complete ix86_frame data structure instead. Remove some_ld_name.
1701 2017-06-01 Pierre-Marie de Rodat <derodat@adacore.com>
1703 * dwarf2out.c (dwarf2out_late_global_decl): Add locations for
1704 symbols that hold a DECL_VALUE_EXPR.
1706 2017-06-01 Martin Jambor <mjambor@suse.cz>
1708 PR tree-optimization/80898
1709 * tree-sra.c (process_subtree_disqualification): Removed.
1710 (disqualify_candidate): Do not acll
1711 process_subtree_disqualification.
1712 (subtree_mark_written_and_enqueue): New function.
1713 (propagate_all_subaccesses): Set grp_write of LHS subtree if the
1714 RHS has been disqualified and re-queue LHS if necessary. Apart
1715 from that, ignore disqualified RHS.
1717 2017-06-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1719 * config/s390/s390.c (s390_emit_epilogue): Disable early return
1720 address fetch for z10 or later.
1722 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
1724 * config/arc/arc.md (tst_movb): Add guard when splitting.
1726 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
1728 * config/arc/arc.c (arc_can_eliminate): Test against
1729 arc_frame_pointer_needed.
1731 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
1733 * config/arc/arc.c (arc_expand_prologue): Emit a special barrier
1734 to prevent store reordering.
1735 * config/arc/arc.md (UNSPEC_ARC_STKTIE): Define.
1736 (type): Add block type.
1737 (stack_tie): Define special instruction to be used in
1738 expand_prologue.
1740 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
1742 * config/arc/arc.md (commutative_binary_comparison): Remove 'I'
1743 constraint. It is not valid for the pattern.
1744 (noncommutative_binary_comparison): Likewise.
1746 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
1748 * config/arc/simdext.md (movv2hi_insn): Change predicate to avoid
1749 scaled addresses.
1751 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
1753 * config/arc/arc.c (arc_conditional_register_usage): Allow r30 to
1754 be used by the reg-alloc.
1756 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
1758 * config/arc/arc.md (mulsi3): Avoid use of hard registers before
1759 reg-alloc when having mul64 or mul32x16 instructions.
1760 (mulsidi3): Likewise.
1761 (umulsidi3): Likewise.
1762 (mulsi32x16): New pattern.
1763 (mulsi64): Likewise.
1764 (mulsidi64): Likewise.
1765 (umulsidi64): Likewise.
1766 (MUL32x16_REG): Define.
1767 (mul64_600): Use MUL32x16_REG.
1768 (mac64_600): Likewise.
1769 (umul64_600): Likewise.
1770 (umac64_600): Likewise.
1772 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
1774 * config/arc/arc.md (mulsi3_700): Make it commutative.
1776 2017-06-01 Jose E. Marchesi <jose.marchesi@oracle.com>
1778 * config/sparc/sparc.md (*zero_extendsidi2_insn_sp64): Set insn
1779 type for movstouw.
1780 (*sign_extendsidi2_insn): Likewise for movstosw.
1782 2017-06-01 Pierre-Marie de Rodat <derodat@adacore.com>
1784 * dwarf2out.c (get_discr_value): Call the get_debug_type hook on
1785 the type of the input discriminant value. Convert the
1786 discriminant value of signedness vary.
1788 2017-06-01 Volker Reichelt <v.reichelt@netcologne.de>
1790 * doc/invoke.texi (-Wcatch-value): Document new shortcut.
1791 Add to -Wall section.
1793 2017-06-01 Richard Biener <rguenther@suse.de>
1795 PR middle-end/66313
1796 * fold-const.c (fold_plusminus_mult_expr): If the factored
1797 factor may be zero use a wrapping type for the inner operation.
1798 * tree-tailcall.c (independent_of_stmt_p): Pass in to_move bitmap
1799 and handle moved defs.
1800 (process_assignment): Properly guard the unary op case. Return a
1801 tri-state indicating that moving the stmt before the call may allow
1802 to continue. Pass through to_move.
1803 (find_tail_calls): Handle moving unrelated defs before
1804 the call.
1806 2017-05-31 Segher Boessenkool <segher@kernel.crashing.org>
1808 PR target/80618
1809 * config/rs6000/vector.md (*vector_uneq<mode>): Write the nor in the
1810 splitter result in the canonical way.
1812 2017-05-31 Uros Bizjak <ubizjak@gmail.com>
1814 * config/i386/i386.md (*zero_extendsidi2): Enable alternative (?r, *Yj)
1815 also for 32bit target. Update insn attributes.
1816 (zero-extendsidi2 splitter): Allow all registers for operand 1.
1818 2017-05-31 Sebastian Peryt <sebastian.peryt@intel.com>
1820 * config/i386/avx512fintrin.h (_mm_mask_max_sd)
1821 (_mm_maskz_max_sd, _mm_mask_max_ss, _mm_maskz_max_ss)
1822 (_mm_mask_min_sd, _mm_maskz_min_sd, _mm_mask_min_ss)
1823 (_mm_maskz_min_ss): New intrinsics.
1825 2017-05-31 Martin Liska <mliska@suse.cz>
1827 * tree-vect-loop.c (vect_create_epilog_for_reduction):
1828 Change comment style to one we normally use.
1829 (vectorizable_reduction): Likewise.
1830 (vectorizable_induction): Likewise.
1831 * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
1832 (vectorizable_call): Likewise.
1833 (vectorizable_simd_clone_call): Likewise.
1834 (vectorizable_conversion): Likewise.
1835 (vectorizable_assignment): Likewise.
1836 (vectorizable_shift): Likewise.
1837 (vectorizable_operation): Likewise.
1838 (vectorizable_store): Likewise.
1839 (vectorizable_load): Likewise.
1840 * tree-vectorizer.h: Likewise.
1842 2017-05-31 Alexander Monakov <amonakov@ispras.ru>
1844 * passes.c (emergency_dump_function): New.
1845 * tree-pass.h (emergency_dump_function): Declare.
1846 * plugin.c (plugins_internal_error_function): Remove.
1847 * plugin.h (plugins_internal_error_function): Remove declaration.
1848 * toplev.c (internal_error_function): New static function. Use it...
1849 (general_init): ...here.
1851 2017-05-31 Graham Markall <graham.markall@embecosm.com>
1853 * config/arc/arc.c (arc_print_operand): Handle constant operands.
1854 (arc_rtx_costs): Add costs for new patterns.
1855 * config/arc/arc.md: Additional *add_n and *sub_n patterns.
1856 * config/arc/predicates.md: Add _1_2_3_operand predicate.
1858 2017-05-31 Richard Sandiford <richard.sandiford@linaro.org>
1860 * tree-ssa-strlen.c (get_next_strinfo): New function.
1861 (get_stridx_plus_constant): Use it.
1862 (zero_length_string): Likewise.
1863 (adjust_related_strinfos): Likewise.
1864 (adjust_last_stmt): Likewise.
1866 2017-05-31 Richard Biener <rguenther@suse.de>
1868 PR target/80880
1869 * config/i386/i386.c (ix86_expand_builtin): Remove assert
1870 for arg being an SSA name when expanding IX86_BUILTIN_BNDRET.
1872 2017-05-31 Richard Sandiford <richard.sandiford@linaro.org>
1874 * tree-vect-data-refs.c (vect_find_same_alignment_drs): Remove
1875 loop_vinfo argument and use of dependence distance vectors.
1876 Check instead whether the two references differ only in their
1877 initial value and assume that they have the same alignment if the
1878 difference is a multiple of the vector alignment.
1879 (vect_analyze_data_refs_alignment): Update call accordingly.
1881 2017-05-31 Martin Liska <mliska@suse.cz>
1883 PR target/79155
1884 * config/i386/cpuid.h: Fix typo in a comment in cpuid.h.
1886 2017-05-31 Bin Cheng <bin.cheng@arm.com>
1888 * tree-vect-loop-manip.c (create_intersect_range_checks_index)
1889 (create_intersect_range_checks): Move from ...
1890 * tree-data-ref.c (create_intersect_range_checks_index)
1891 (create_intersect_range_checks): ... to here.
1892 (create_runtime_alias_checks): New function factored from ...
1893 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): ...
1894 here. Call above function.
1895 * tree-data-ref.h (create_runtime_alias_checks): New function.
1897 2017-05-31 Bin Cheng <bin.cheng@arm.com>
1899 * tree-data-ref.c (prune_runtime_alias_test_list): Relax minimal
1900 segment length for dr_b and compute it in wide_int.
1902 2017-05-31 Richard Biener <rguenther@suse.de>
1904 PR tree-optimization/80906
1905 * graphite-isl-ast-to-gimple.c (copy_loop_close_phi_nodes): Get
1906 and pass through iv_map.
1907 (copy_bb_and_scalar_dependences): Adjust.
1908 (translate_pending_phi_nodes): Likewise.
1909 (copy_loop_close_phi_args): Handle code-generating IVs instead
1910 of ICEing.
1912 2017-05-30 David Malcolm <dmalcolm@redhat.com>
1914 * diagnostic-color.c (color_dict): Add "type-diff".
1915 (parse_gcc_colors): Update comment.
1916 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
1917 -fdiagnostics-show-template-tree and -fno-elide-type.
1918 (GCC_COLORS): Add type-diff to example.
1919 (type-diff=): New.
1920 (-fdiagnostics-show-template-tree): New.
1921 (-fno-elide-type): New.
1922 * pretty-print.c (pp_format): Pass quote and formatters[argno] to
1923 the pp_format_decoder callback. Call any m_format_postprocessor's
1924 "handle" method.
1925 (pretty_printer::pretty_printer): Initialize
1926 m_format_postprocessor.
1927 (pretty_printer::~pretty_printer): Delete any
1928 m_format_postprocessor.
1929 * pretty-print.h (printer_fn): Add bool and const char ** parameters.
1930 (class format_postprocessor): New class.
1931 (struct pretty_printer::format_decoder): Document the new parameters.
1932 (struct pretty_printer::m_format_postprocessor): New field.
1933 * tree-diagnostic.c (default_tree_printer): Update for new
1934 bool and const char ** params.
1935 * tree-diagnostic.h (default_tree_printer): Likewise.
1937 2017-05-30 Segher Boessenkool <segher@kernel.crashing.org>
1939 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand): Delete.
1940 (lwa_operand): Delete rs6000_gen_cell_microcode test.
1941 * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
1942 rs6000_gen_cell_microcode code.
1943 (rs6000_final_prescan_insn): Delete.
1944 (rs6000_opt_vars): Delete the "gen-cell-microcode" and
1945 "warn-cell-microcode" entries.
1946 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Delete.
1947 * config/rs6000/rs6000.md: Delete rs6000_gen_cell_microcode tests
1948 throughout. Change cc_reg_not_micro_cr0_operand to
1949 cc_reg_not_cr0_operand throughout.
1950 (*extendhi<mode>2_noload): Delete.
1951 * config/rs6000/rs6000.opt (mgen-cell-microcode): Replace by stub.
1952 (mwarn-cell-microcode): Delete.
1953 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete
1954 -mgen-cell-microcode and -mwarn-cell-microcode.
1956 2017-05-30 Uros Bizjak <ubizjak@gmail.com>
1958 PR target/80833
1959 * config/i386/constraints.md (Yd): New constraint.
1960 (Ye): Ditto.
1961 * config/i386/i386.md (*movti_internal): Add (?r, Ye)
1962 and (?Yd, r) alternatives. Update insn attributes.
1963 * config/i386/i386.md (*movti_internal): Add (?r, *Ye)
1964 and (?*Yd, r) alternatives. Update insn attributes.
1965 (double-mode inter-unit splitters): Add new GR<->XMM splitters.
1967 2017-05-30 Pierre-Marie de Rodat <derodat@adacore.com>
1969 * gimplify.c (gimplify_modify_expr): Don't create a
1970 DECL_DEBUG_EXPR link if *FROM_P does not belong to the current
1971 function.
1973 2017-05-30 Wilco Dijkstra <wdijkstr@arm.com>
1975 * config/arm/arm-builtins.c (arm_expand_builtin): Remove const.
1977 2017-05-30 Richard Biener <rguenther@suse.de>
1979 * tree-vectorizer.h (struct _stmt_vec_info): Add reduc_type
1980 and reduc_def fields.
1981 (STMT_VINFO_REDUC_TYPE): New define.
1982 (STMT_VINFO_REDUC_DEF): Likewise.
1983 (vect_force_simple_reduction): Adjust prototype.
1984 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Adjust.
1985 (vect_is_simple_reduction): Remove check_reduction argument.
1986 (vect_force_simple_reduction): Adjust and set
1987 STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
1988 (vectorizable_reduction): Do not re-do reduction analysis
1989 but use STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
1990 * tree-parloops.c (gather_scalar_reductions): Adjust.
1992 2017-05-30 Richard Biener <rguenther@suse.de>
1994 PR middle-end/80901
1995 * cfgexpand.c (expand_gimple_cond): Match up loop fixup with
1996 split_edge code.
1998 2017-05-24 Robin Dapp <rdapp@linux.vnet.ibm.com>
2000 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs):
2001 Introduce unknown_misalignment parameter and remove vf.
2002 (vect_peeling_hash_get_lowest_cost):
2003 Pass unknown_misalignment parameter.
2004 (vect_enhance_data_refs_alignment):
2005 Fix unsupportable data ref treatment.
2007 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
2009 * tree-vect-data-refs.c (vect_get_data_access_cost):
2010 Workaround for SLP handling.
2011 (vect_enhance_data_refs_alignment):
2012 Compute costs for doing no peeling at all, compare to the best
2013 peeling costs so far and avoid peeling if cheaper.
2015 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
2017 * tree-vect-data-refs.c (vect_peeling_hash_choose_best_peeling):
2018 Return peeling info and set costs to zero for unlimited cost
2019 model.
2020 (vect_enhance_data_refs_alignment): Also inspect all datarefs
2021 with unknown misalignment. Compute and costs for unknown
2022 misalignment, compare them to the costs for known misalignment
2023 and choose the cheapest for peeling.
2025 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
2027 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Rename.
2028 (vect_get_peeling_costs_all_drs): Create function.
2029 (vect_peeling_hash_get_lowest_cost):
2030 Use vect_get_peeling_costs_all_drs.
2031 (vect_peeling_supportable): Create function.
2032 (vect_enhance_data_refs_alignment): Use vect_peeling_supportable.
2034 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
2036 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Create
2037 DR_HAS_NEGATIVE_STEP.
2038 (vect_update_misalignment_for_peel): Define DR_MISALIGNMENT.
2039 (vect_enhance_data_refs_alignment): Use.
2040 (vect_duplicate_ssa_name_ptr_info): Use.
2041 * tree-vectorizer.h (dr_misalignment): Use.
2042 (known_alignment_for_access_p): Use.
2044 2017-05-30 Jozef Lawrynowicz <jozef.l@somniumtech.com>
2046 PR target/78838
2047 * config/msp430/msp430.c (gen_prefix): Return NULL when section name is
2048 .lowtext.
2049 (has_section_name): New function.
2051 2017-05-30 Martin Liska <mliska@suse.cz>
2053 PR other/80909
2054 * auto-profile.c (get_function_decl_from_block): Fix
2055 parenthesis.
2057 2017-05-30 Richard Biener <rguenther@suse.de>
2059 PR middle-end/80876
2060 * cfgexpand.c (expand_gimple_cond): Fixup preserving loops again.
2062 2017-05-30 Martin Liska <mliska@suse.cz>
2064 * dumpfile.c: Use newly added macro DUMP_FILE_INFO.
2065 * dumpfile.h (struct dump_file_info): Remove ctors.
2067 2017-05-30 Martin Liska <mliska@suse.cz>
2069 * predict.def: Fix GNU coding style.
2071 2017-05-29 Max Filippov <jcmvbkbc@gmail.com>
2073 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
2074 Mark 'to' argument with ATTRIBUTE_UNUSED.
2076 2017-05-29 Max Filippov <jcmvbkbc@gmail.com>
2078 * config/xtensa/xtensa.c (xtensa_emit_call): Use
2079 HOST_WIDE_INT_PRINT_HEX instead of 0x%lx format string.
2080 (print_operand): Use HOST_WIDE_INT_PRINT_DEC instead of %ld
2081 format string.
2083 2017-05-29 Eric Botcazou <ebotcazou@adacore.com>
2085 * doc/install.texi (Options specification): Restore entry of
2086 --enable-sjlj-exceptions.
2088 2017-05-27 Michael Eager <eager@eagercon.com>
2090 Revert:
2091 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
2093 See https://gcc.gnu.org/ml/gcc/2017-05/msg00221.html.
2095 * config/microblaze/microblaze.h
2096 (FIXED_REGISTERS): Update in macro.
2097 (CALL_USED_REGISTERS): Update in macro.
2099 2017-05-27 François-Xavier Coudett <fxcoudert@gcc.gnu.org>
2101 * doc/install.texi: Add links to macOS binary distributions.
2103 2017-05-27 Jakub Jelinek <jakub@redhat.com>
2105 PR bootstrap/80887
2106 Revert:
2107 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
2109 * match.pd ((A +- CST1) +- CST2): Allow some conversions.
2111 2017-05-26 Martin Liska <mliska@suse.cz>
2113 * dumpfile.h (enum dump_kind): Renumber TDF_* flags to be contiguous.
2115 2017-05-26 Martin Liska <mliska@suse.cz>
2117 * cfg.c (check_bb_profile): Do not use TDF_COMMENT and print
2118 always leading ';; '.
2119 (dump_bb_info): Likewise.
2120 (brief_dump_cfg): Likewise.
2121 * cfgrtl.c (print_rtl_with_bb): Do not use TDF_COMMENT.
2122 * dumpfile.c: Remove usage of TDF_VERBOSE.
2123 * dumpfile.h (enum dump_kind): Likewise.
2124 (dump_gimple_bb_header): Do not use TDF_COMMENT.
2125 * print-tree.c (debug_verbose): Remove.
2126 * tree-cfg.c (gimple_dump_cfg): Do not use TDF_COMMENT.
2127 (dump_function_to_file): Remove dumps guarded with TDF_VERBOSE.
2128 * tree-diagnostic.c (default_tree_printer): Replace
2129 TDF_DIAGNOSTIC with TDF_SLIM.
2131 2017-05-26 Bin Cheng <bin.cheng@arm.com>
2133 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Pass
2134 in parameter loop, rather than loop_vinfo.
2135 (create_intersect_range_checks): Ditto.
2136 (vect_create_cond_for_alias_checks): Update call to above functions.
2138 2017-05-26 Bin Cheng <bin.cheng@arm.com>
2140 PR tree-optimization/80815
2141 * tree-data-ref.c (prune_runtime_alias_test_list): Simplify condition
2142 for merging runtime alias checks. Handle negative DR_STEPs.
2144 2017-05-26 Bin Cheng <bin.cheng@arm.com>
2146 * tree-vect-data-refs.c (Operator==, comp_dr_with_seg_len_pair):
2147 Move from ...
2148 * tree-data-ref.c (Operator==, comp_dr_with_seg_len_pair): To here.
2149 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): Factor
2150 out code pruning runtime alias checks.
2151 * tree-data-ref.c (prune_runtime_alias_test_list): New function
2152 factored out from above.
2153 * tree-vectorizer.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
2154 Move from ...
2155 * tree-data-ref.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
2156 ... to here.
2157 (prune_runtime_alias_test_list): New decalaration.
2159 2017-05-26 Bin Cheng <bin.cheng@arm.com>
2161 * tree-vect-data-refs.c (compare_tree): Rename and move ...
2162 * tree-data-ref.c (data_ref_compare_tree): ... to here.
2163 * tree-data-ref.h (data_ref_compare_tree): New decalaration.
2164 * tree-vect-data-refs.c (dr_group_sort_cmp): Update uses.
2165 (operator==, comp_dr_with_seg_len_pair): Ditto.
2166 (vect_prune_runtime_alias_test_list): Ditto.
2168 2017-05-26 Martin Liska <mliska@suse.cz>
2170 PR ipa/80663
2171 * params.def: Bound partial-inlining-entry-probability param.
2173 2017-05-26 Marek Polacek <polacek@redhat.com>
2175 PR sanitizer/80875
2176 * fold-const.c (fold_binary_loc) <case MULT_EXPR>: Check if OP1
2177 can be negated.
2179 2017-05-26 Richard Biener <rguenther@suse.de>
2181 PR tree-optimization/80842
2182 * tree-ssa-ccp.c (set_lattice_value): Always meet with the old
2183 value.
2185 2017-05-26 Richard Biener <rguenther@suse.de>
2187 PR tree-optimization/80844
2188 * tree-vectorizer.c (adjust_simduid_builtins): Propagate results.
2190 2017-05-25 Sebastian Peryt <sebastian.peryt@intel.com>
2192 * doc/md.texi (Machine Constraints): Update x86 family
2193 machine constraints section to match 'config/i386/constraints.md'.
2195 2017-05-25 Volker Reichelt <v.reichelt@netcologne.de>
2197 * doc/invoke.texi (-Wcatch-value=): Document new warning option.
2199 2017-05-25 Nathan Sidwell <nathan@acm.org>
2201 * doc/invoke.texi (--enable-languages): Update documentation.
2203 2017-05-25 Martin Liska <mliska@suse.cz>
2205 * dumpfile.c: Add TDF_FOLDING.
2206 * dumpfile.h (enum dump_kind): Likewise.
2207 * genmatch.c (dt_simplify::gen_1): Use it.
2209 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
2211 * match.pd (view_convert (convert@0 @1)): Handle zero-extension.
2213 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
2215 * match.pd ((A +- CST1) +- CST2): Allow some conversions.
2216 * tree.c (drop_tree_overflow): Handle COMPLEX_CST and VECTOR_CST.
2218 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
2220 * fold-const.c (fold_binary_loc) [(A & C) == D]: Remove transformation.
2221 * match.pd (X == C): Rewrite it here.
2222 (with_possible_nonzero_bits, with_possible_nonzero_bits2,
2223 with_certain_nonzero_bits2): New predicates.
2224 * tree-ssanames.c (get_nonzero_bits): Handle INTEGER_CST.
2226 2017-05-24 Nathan Sidwell <nathan@acm.org>
2228 * lto-streamer-in.c (lto_input_data_block): Adjust T const cast to
2229 avoid warning.
2231 * auto-profile.c (afdo_propagate): Adjust T const cast to avoid
2232 warning.
2234 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
2236 * config/powerpcspe: New port. Files are copied from the rs6000
2237 port, with "rs6000" in filenames replaced by "powerpcspe".
2239 2017-05-24 Wilco Dijkstra <wdijkstr@arm.com>
2241 PR rtl-optimization/80754
2242 * lra-remat.c (do_remat): Add overlap checks for dst_regno.
2244 2017-05-24 Sheldon Lobo <smlobo@sheldon.us.oracle.com>
2246 * config/sparc/sparc.md (length): Return the correct value for -mflat
2247 sibcalls to match output_sibcall.
2249 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
2251 PR bootstrap/80860
2252 PR bootstrap/80843
2253 * config/rs6000/rs6000.c (struct machine_function): Add new field
2254 n_components.
2255 (rs6000_get_separate_components): Init that field, use it.
2256 (rs6000_components_for_bb): Use the field.
2258 2017-05-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
2260 * config/arm/arm.c (arm_expand_prologue): Fix typo in comment.
2262 2017-05-24 Peter Bergner <bergner@vnet.ibm.com>
2264 PR middle-end/80823
2265 * tree-cfg.c (group_case_labels_stmt): Delete increment of "i";
2267 2017-05-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2269 PR target/80725
2270 * config/s390/s390.c (s390_check_qrst_address): Check incoming
2271 address against address_operand predicate.
2272 * config/s390/s390.md ("*indirect_jump"): Swap alternatives.
2274 2017-05-24 Eric Botcazou <ebotcazou@adacore.com>
2276 * var-tracking.c (track_expr_p): Do not return 0 for tracked record
2277 parameters passed indirectly.
2279 2017-05-23 Uros Bizjak <ubizjak@gmail.com>
2281 * config/i386/i386.md (*movdi_internal): Remove SSE4
2282 alternative 18 (?r, *v). Update insn attributes.
2283 (*movsi_internal): Remove SSE4 alternative 13 (?r, *v).
2284 Update insn attributes.
2285 (*zero_extendsidi2): Remove SSE4 alternative (?r, *x).
2286 Update insn attributes.
2287 * config/i386/sse.md (vec_extract<ssevecmodelower>_0): Remove SSE4
2288 alternative 1 (r, v). Remove isa attribute.
2289 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
2290 Always move value through stack for !TARGET_INTER_UNIT_MOVES_TO_VEC
2291 and !TARGET_INTER_UNIT_MOVES_TO_VEC targets.
2293 2017-05-23 Tom de Vries <tom@codesourcery.com>
2295 * doc/sourcebuild.texi (Directives, Verify compiler message): Document
2296 dg-line directive.
2298 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
2300 * cgraphunit.c (symbol_table::process_new_functions): Update.
2301 * ipa-fnsummary.c (pass_data_inline_parameters): Remove.
2302 (inline_generate_summary): Rename to ...
2303 (ipa_fn_summary_generate): ... this one.
2304 (inline_read_summary): Rename to ...
2305 (ipa_fn_summary_read): ... this one.
2306 (inline_write_summary): Rename to ...
2307 (ipa_fn_summary_write): ... this one.
2308 (inline_free_summary): Rename to ...
2309 (ipa_free_fn_summary): ... this one.
2310 (pass_data_local_fn_summary, pass_local_fn_summary,
2311 make_pass_local_fn_summary, pass_data_ipa_free_fn_summary,
2312 pass_ipa_free_fn_summary, make_pass_ipa_free_fn_summary,
2313 pass_data_ipa_fn_summary, pass_ipa_fn_summary,
2314 make_pass_ipa_fn_summary): New.
2315 * ipa-fnsummary.h (inline_generate_summary, inline_read_summary,
2316 inline_write_summary, inline_free_summary): Remove.
2317 (ipa_free_fn_summary) : New.
2318 * ipa-inline.c (ipa_inline): Update.
2319 (pass_ipa_inline): Do not generate summaries.
2320 * ipa.c (pass_data_ipa_free_fn_summary, pass_ipa_free_fn_summary):
2321 Remove.
2322 * passes.def: Replace pass_inline_parameters by pass_local_fn_summary
2323 and add pass_ipa_fn_summary.
2324 * tree-pass.h (make_pass_ipa_fn_summary, make_pass_local_fn_summary):
2325 New.
2326 (make_pass_inline_parameters): Remove.
2328 2017-05-23 Thomas Schwinge <thomas@codesourcery.com>
2330 * omp-low.c (struct omp_context): Remove "default_kind" member.
2331 Adjust all users.
2333 * omp-offload.c (execute_oacc_device_lower): Remove the
2334 parallelism dimensions function attributes for unparallelized
2335 OpenACC kernels constructs.
2337 2017-05-23 Martin Liska <mliska@suse.cz>
2339 * cgraph.c (cgraph_node::get_create): Use symtab_node::dump_{asm_,}name
2340 functions.
2341 (cgraph_edge::make_speculative): Likewise.
2342 (cgraph_edge::resolve_speculation): Likewise.
2343 (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
2344 (cgraph_node::dump): Likewise.
2345 * cgraph.h: Likewise.
2346 * cgraphunit.c (analyze_functions): Likewise.
2347 (symbol_table::compile): Likewise.
2348 * ipa-cp.c (print_all_lattices): Likewise.
2349 (determine_versionability): Likewise.
2350 (initialize_node_lattices): Likewise.
2351 (ipcp_verify_propagated_values): Likewise.
2352 (estimate_local_effects): Likewise.
2353 (update_profiling_info): Likewise.
2354 (create_specialized_node): Likewise.
2355 (perhaps_add_new_callers): Likewise.
2356 (decide_about_value): Likewise.
2357 (decide_whether_version_node): Likewise.
2358 (identify_dead_nodes): Likewise.
2359 (ipcp_store_bits_results): Likewise.
2360 * ipa-devirt.c (dump_targets): Likewise.
2361 (ipa_devirt): Likewise.
2362 * ipa-icf.c (sem_item::dump): Likewise.
2363 (sem_function::equals): Likewise.
2364 (sem_variable::equals): Likewise.
2365 (sem_item_optimizer::read_section): Likewise.
2366 (sem_item_optimizer::execute): Likewise.
2367 (congruence_class::dump): Likewise.
2368 * ipa-inline-analysis.c (dump_ipa_call_summary): Likewise.
2369 (dump_inline_summary): Likewise.
2370 (estimate_node_size_and_time): Likewise.
2371 (inline_analyze_function): Likewise.
2372 * ipa-inline-transform.c (inline_call): Likewise.
2373 * ipa-inline.c (report_inline_failed_reason): Likewise.
2374 (want_early_inline_function_p): Likewise.
2375 (edge_badness): Likewise.
2376 (update_edge_key): Likewise.
2377 (inline_small_functions): Likewise.
2378 * ipa-profile.c (ipa_profile): Likewise.
2379 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2380 (ipa_make_edge_direct_to_target): Likewise.
2381 (remove_described_reference): Likewise.
2382 (ipa_impossible_devirt_target): Likewise.
2383 (propagate_controlled_uses): Likewise.
2384 (ipa_print_node_params): Likewise.
2385 (ipcp_transform_function): Likewise.
2386 * ipa-pure-const.c (pure_const_read_summary): Likewise.
2387 (propagate_pure_const): Likewise.
2388 * ipa-reference.c (generate_summary): Likewise.
2389 (read_write_all_from_decl): Likewise.
2390 (propagate): Likewise.
2391 (ipa_reference_read_optimization_summary): Likewise.
2392 * ipa-utils.c (ipa_merge_profiles): Likewise.
2393 * ipa.c (walk_polymorphic_call_targets): Likewise.
2394 (symbol_table::remove_unreachable_nodes): Likewise.
2395 (ipa_single_use): Likewise.
2396 * passes.c (execute_todo): Likewise.
2397 * predict.c (drop_profile): Likewise.
2398 * symtab.c (symtab_node::get_dump_name): New function.
2399 (symtab_node::dump_name): Likewise.
2400 (symtab_node::dump_asm_name): Likewise.
2401 (symtab_node::dump_references): Likewise.
2402 (symtab_node::dump_referring): Likewise.
2403 (symtab_node::dump_base): Likewise.
2404 (symtab_node::debug_symtab): Likewise.
2405 * tree-sra.c (convert_callers_for_node): Likewise.
2406 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
2407 * value-prof.c (init_node_map): Likewise.
2409 2017-05-23 Martin Liska <mliska@suse.cz>
2411 * cgraph.h: Move symtab_node::dump_table to symbol_table::dump
2412 and symtab_node::debug_symtab to symbol_table::debug.
2413 * cgraphunit.c (analyze_functions): Use the renamed function.
2414 (symbol_table::compile): Likewise.
2415 * ipa-cp.c (ipcp_verify_propagated_values): Likewise.
2416 * ipa-icf.c (sem_item_optimizer::execute): Likewise.
2417 * passes.c (execute_todo): Likewise.
2418 * symtab.c (symbol_table::dump): New function.
2419 * tree-ssa-structalias.c (ipa_pta_execute): Use the renamed function.
2421 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
2423 * ipa-fnsummary.c (estimate_node_size_and_time): Do not sanity check
2424 that nonconst implies exec.
2426 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
2428 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
2429 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
2430 (inline_edge_summary_vec): Turn into ...
2431 (ipa_call_summaries): ... this one.
2432 (redirect_to_unreachable, edge_set_predicate,
2433 evaluate_properties_for_edge, inline_summary_alloc,
2434 reset_ipa_call_summary, reset_inline_summary,
2435 inline_summary_t::duplicate): Update.
2436 (inline_edge_duplication_hook): Turn to ...
2437 (ipa_call_summary_t::duplicate): ... this one.
2438 (inline_edge_removal_hook): Turn to ...
2439 (ipa_call_summary_t::remove): ... this one.
2440 (dump_inline_edge_summary): Turn to ...
2441 (dump_ipa_call_summary): ... this one.
2442 (estimate_function_body_sizes): Update.
2443 (inline_update_callee_summaries): Update.
2444 (remap_edge_change_prob): Update.
2445 (remap_edge_summaries): Update.
2446 (inline_merge_summary): Update.
2447 (do_estimate_edge_time): Update.
2448 (inline_generate_summary): Update.
2449 (inline_read_section): Update.
2450 (inline_read_summary): Update.
2451 (inline_free_summary): Update.
2452 * ipa-inline.c (can_inline_edge_p): Update.
2453 (compute_inlined_call_time): Update.
2454 (want_inline_small_function_p): Update.
2455 (edge_badness): Update.
2456 (early_inliner): Update.
2457 * ipa-inline.h (inline_edge_summary): Turn to ...
2458 (ipa_call_summary): ... this one.
2459 (ipa_call_summary_t): New class.
2460 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
2461 (ipa_call_summaries): New.
2462 (inline_edge_summary): Remove.
2463 (estimate_edge_growth): Update.
2464 * ipa-profile.c (ipa_propagate_frequency_1): Update.
2465 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
2466 * ipa-split.c (execute_split_functions): Update.
2467 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
2469 2017-05-23 Tom de Vries <tom@codesourcery.com>
2471 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
2472 attributes): Document rdrand effective target.
2474 2017-05-23 Tom de Vries <tom@codesourcery.com>
2476 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
2477 attributes): Sort alphabetically.
2479 2017-05-23 Georg-Johann Lay <avr@gjlay.de>
2481 * config/avr/genmultilib.awk: Use gsub instead of gensub.
2483 2017-05-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2485 PR target/80718
2486 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Split
2487 V2DF/V2DI splat into two separate patterns, one that handles
2488 registers, and the other that only handles memory. Drop support
2489 for splatting from a GPR on ISA 2.07 and then splitting the
2490 splat into direct move and splat.
2491 (vsx_splat_<mode>_reg): Likewise.
2492 (vsx_splat_<mode>_mem): Likewise.
2494 2017-05-22 Segher Boessenkool <segher@kernel.crashing.org>
2496 * cfgcleanup.c (bb_is_just_return): Allow CLOBBERs.
2498 2017-05-22 Jakub Jelinek <jakub@redhat.com>
2500 PR middle-end/80809
2501 * omp-low.c (finish_taskreg_remap): New function.
2502 (finish_taskreg_scan): If unit size of ctx->record_type
2503 is non-constant, unshare the size expression and replace
2504 decls in it with possible outer var refs.
2506 PR middle-end/80809
2507 * gimplify.c (omp_add_variable): For GOVD_DEBUG_PRIVATE use
2508 GOVD_SHARED rather than GOVD_PRIVATE with it.
2509 (gimplify_adjust_omp_clauses_1, gimplify_adjust_omp_clauses): Expect
2510 GOVD_SHARED rather than GOVD_PRIVATE with GOVD_DEBUG_PRIVATE.
2512 PR middle-end/80853
2513 * omp-low.c (lower_reduction_clauses): Pass OMP_CLAUSE_PRIVATE
2514 as last argument to build_outer_var_ref for pointer bases of array
2515 section reductions.
2517 2017-05-19 Martin Sebor <msebor@redhat.com>
2519 * print-tree.c (print_node): Print DECL_READ_P flag.
2521 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
2523 * Makefile.in: Add ipa-fnsummary.o and ipa-fnsummary.h
2524 * auto-profile.c: Replace ipa-inline.h by ipa-fnsummary.h
2525 * cgraph.c: Likewise.
2526 * cgraphunit.c: Likewise.
2527 * gengtype.c: Likewise.
2528 * ipa-cp.c: Likewise.
2529 * ipa-devirt.c: Likewise.
2530 * ipa-icf.c: Likewise.
2531 * ipa-predicate.c: Likewise.
2532 * ipa-profile.c: Likewise.
2533 * ipa-prop.c: Likewise.
2534 * ipa-split.c: Likewise.
2535 * ipa.c: Likewise.
2536 * ipa-inline-analysis.c (inline_summaries, ipa_call_summaries,
2537 edge_predicate_pool, dump_inline_hints,
2538 inline_summary::account_size_time, redirect_to_unreachable,
2539 edge_set_predicate, set_hint_predicate,
2540 evaluate_conditions_for_known_args, evaluate_properties_for_edge,
2541 inline_summary_alloc, ipa_call_summary::reset, inline_summary::reset,
2542 inline_summary_t::remove, remap_hint_predicate_after_duplication,
2543 inline_summary_t::duplicate, ipa_call_summary_t::duplicate,
2544 ipa_call_summary_t::remove, initialize_growth_caches,
2545 free_growth_caches, dump_ipa_call_summary, dump_inline_summary,
2546 debug_inline_summary, dump_inline_summaries, initialize_inline_failed,
2547 mark_modified, unmodified_parm_1, unmodified_parm,
2548 unmodified_parm_or_parm_agg_item, eliminated_by_inlining_prob,
2549 set_cond_stmt_execution_predicate, set_switch_stmt_execution_predicate,
2550 compute_bb_predicates, will_be_nonconstant_expr_predicate,
2551 will_be_nonconstant_predicate, record_modified_bb_info,
2552 get_minimal_bb, record_modified, param_change_prob,
2553 phi_result_unknown_predicate, predicate_for_phi_result,
2554 array_index_predicate, clobber_only_eh_bb_p, fp_expression_p,
2555 estimate_function_body_sizes, compute_inline_parameters,
2556 compute_inline_parameters_for_curren, pass_data_inline_parameters,
2557 estimate_node_size_and_time, estimate_ipcp_clone_size_and_time,
2558 inline_update_callee_summaries, remap_edge_change_prob,
2559 remap_edge_summaries, remap_hint_predicate, inline_merge_summary,
2560 inline_update_overall_summary, inline_indirect_intraprocedural_analysis,
2561 inline_analyze_function, inline_summary_t::insert,
2562 inline_generate_summary, read_ipa_call_summary, inline_read_section,
2563 inline_read_summary, write_ipa_call_summary, inline_write_summary,
2564 inline_free_summary): Move to ipa-fnsummary.h
2565 (predicate_t): Remove.
2566 * ipa-fnsummary.c: New file.
2567 * ipa-inline.h: Do not include sreal.h and ipa-predicate.h
2568 (enum inline_hints_vals, inline_hints, agg_position_info,
2569 INLINE_SIZE_SCALE, size_time_entry, inline_summary, inline_summary_t,
2570 inline_summaries, ipa_call_summary, ipa_call_summary_t,
2571 ipa_call_summaries, debug_inline_summary, dump_inline_summaries,
2572 dump_inline_summary, dump_inline_hints, inline_generate_summary,
2573 inline_read_summary, inline_write_summary, inline_free_summary,
2574 inline_analyze_function, initialize_inline_failed,
2575 inline_merge_summary, inline_update_overall_summary,
2576 compute_inline_parameters): Move to ipa-fnsummary.h
2577 * ipa-fnsummary.h: New file.
2578 * ipa-inline-transform.h: Include ipa-inline.h.
2579 * ipa-inline.c: LIkewise.
2581 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
2583 * ipa-inline.c (edge_badness): Use inlined_time instead of
2584 inline_summaries->get.
2586 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
2588 * ipa-inline.c (edge_badness): Use estimate_size_after_inlining.
2590 2017-05-22 Nathan Sidwell <nathan@acm.org>
2592 * doc/invoke.texi (fdump-translation-unit): Delete documentation.
2593 (fdump-lang): Document 'raw' option.
2594 * dumpfile.h (TDI_tu): Delete.
2595 * dumpfile.c (dump_files): Remove translation-unit.
2596 (FIRST_AUTO_NUMBERED_DUMP): Decrement.
2598 2017-05-22 Georg-Johann Lay <avr@gjlay.de>
2600 * config/avr/t-avr (AWK) [t-multilib]: Remove "-v FORMAT=Makefile"
2601 command option from $(AWK) call.
2602 * config/avr/genmultilib.awk: Simplify and rewrite so that it
2603 generates MULTILIB_REQUIRED instead of MULTILIB_EXCEPTIONS.
2604 [FORMAT]: Remove handling of variable.
2605 * config/avr/t-multilib: Regenerate.
2607 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
2609 * ipa-inline-analysis.c (inline_summary::reset): Do not reset
2610 self_time.
2611 (dump_inline_summary): Do not print self_time.
2612 (estimate_function_body_sizes): Do not set self_time.
2613 (compute_inline_parameters): Likewise.
2614 (inline_read_section, inline_write_summary): Do not stream self_time.
2615 * ipa-inline.h (inline_summary): Drop self_time.
2617 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
2619 * ipa-inline-analysis.c (account_size_time): Rename to ...
2620 (inline_summary::account_size_time): ... this one.
2621 (reset_ipa_call_summary): Turn to ...
2622 (ipa_call_summary::reset): ... this one.
2623 (reset_inline_summary): Turn to ...
2624 (inline_summary::reset): ... this one.
2625 (inline_summary_t::remove): Update.
2626 (inline_summary_t::duplicate): Update.
2627 (ipa_call_summary_t::remove): Update.
2628 (dump_inline_summary): Update.
2629 (estimate_function_body_sizes): Update.
2630 (compute_inline_parameters): Update.
2631 (estimate_node_size_and_time): Update.
2632 (inline_merge_summary): Update.
2633 (inline_update_overall_summary): Update.
2634 (inline_read_section): Update.
2635 (inline_write_summary): Update.
2636 * ipa-inline.h (inline_summary): Rename entry to size_time_table;
2637 add account_size_time and reset member functions.
2638 (ipa_call_summary): Add reset function.
2639 * ipa-predicate.h (predicate::operator &): Constify.
2641 2017-05-22 Richard Biener <rguenther@suse.de>
2643 * df-scan.c (df_insn_refs_verify): Speedup when not verifying.
2645 2017-05-19 Jason Merrill <jason@redhat.com>
2647 * tree.c (make_tree_vec_stat, grow_tree_vec_stat): Use size_t.
2649 2017-05-19 Marek Polacek <polacek@redhat.com>
2651 PR sanitizer/80800
2652 * fold-const.c (extract_muldiv_1) <case TRUNC_DIV_EXPR>: Add
2653 TYPE_OVERFLOW_WRAPS checks.
2655 2017-05-19 Thomas Schwinge <thomas@codesourcery.com>
2657 * tree-core.h (enum omp_clause_default_kind): Add
2658 "OMP_CLAUSE_DEFAULT_PRESENT".
2659 * tree-pretty-print.c (dump_omp_clause): Handle it.
2660 * gimplify.c (enum gimplify_omp_var_data): Add
2661 "GOVD_MAP_FORCE_PRESENT".
2662 (gimplify_adjust_omp_clauses_1): Map it to
2663 "GOMP_MAP_FORCE_PRESENT".
2664 (oacc_default_clause): Handle "OMP_CLAUSE_DEFAULT_PRESENT".
2666 * gimplify.c (oacc_default_clause): Clarify.
2668 2017-05-19 Nathan Sidwell <nathan@acm.org>
2670 LANG_HOOK_REGISTER_DUMPS
2671 * toplev.c (general_init): Call register dump lang hook.
2672 * doc/invoke.texi: Document -fdump-lang option family.
2673 * dumpfile.c (dump_files): Remove class dump here.
2674 (FIRST_AUTO_NUMBERED_DUMP): Adjust.
2675 * dumpfile.h (tree_dump_index): Remove TDI_class.
2676 * langhooks-def.h (lhd_register_dumps): Declare.
2677 (LANG_HOOKS_REGISTER_DUMPS): Define.
2678 (LANG_HOOKS_INITIALIZER): Add it.
2679 * langhooks.c (lhd_register_dumps): Define.
2680 * langhooks.h (struct lang_hooks): Add register_dumps.
2682 2017-05-19 Nathan Sidwell <nathan@acm.org>
2684 * context.h (context::set_passes): New.
2685 * context.c (context::context): Do not create pass manager.
2686 * toplev.c (general_init): Create pass manager here.
2688 2017-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2690 * config/rs6000/rs6000.md (splitter to load of -1 and mask): Don't
2691 use this splitter if two add or or instructions would also work for
2692 the constant we want to generate.
2694 2017-05-19 Richard Biener <rguenther@suse.de>
2696 PR build/80821
2697 * genmatch.c (dt_node::gen_kids_1): Add missing scope around
2698 predicate evaluation.
2700 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
2702 * ipa-inline.h (ipa_call_summary): Turn sizes into signed;
2703 add ctor.
2704 * ipa-inline.c (want_inline_small_function_p): Do not cast to
2705 unsigned.
2707 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
2709 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
2710 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
2711 (inline_edge_summary_vec): Turn into ...
2712 (ipa_call_summaries): ... this one.
2713 (redirect_to_unreachable, edge_set_predicate,
2714 evaluate_properties_for_edge, inline_summary_alloc,
2715 reset_ipa_call_summary, reset_inline_summary,
2716 inline_summary_t::duplicate): Update.
2717 (inline_edge_duplication_hook): Turn to ...
2718 (ipa_call_summary_t::duplicate): ... this one.
2719 (inline_edge_removal_hook): Turn to ...
2720 (ipa_call_summary_t::remove): ... this one.
2721 (dump_inline_edge_summary): Turn to ...
2722 (dump_ipa_call_summary): ... this one.
2723 (estimate_function_body_sizes): Update.
2724 (inline_update_callee_summaries): Update.
2725 (remap_edge_change_prob): Update.
2726 (remap_edge_summaries): Update.
2727 (inline_merge_summary): Update.
2728 (do_estimate_edge_time): Update.
2729 (inline_generate_summary): Update.
2730 (inline_read_section): Update.
2731 (inline_read_summary): Update.
2732 (inline_free_summary): Update.
2733 * ipa-inline.c (can_inline_edge_p): Update.
2734 (compute_inlined_call_time): Update.
2735 (want_inline_small_function_p): Update.
2736 (edge_badness): Update.
2737 (early_inliner): Update.
2738 * ipa-inline.h (inline_edge_summary): Turn to ...
2739 (ipa_call_summary): ... this one.
2740 (ipa_call_summary_t): New class.
2741 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
2742 (ipa_call_summaries): New.
2743 (inline_edge_summary): Remove.
2744 (estimate_edge_growth): Update.
2745 * ipa-profile.c (ipa_propagate_frequency_1): Update.
2746 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
2747 * ipa-split.c (execute_split_functions): Update.
2748 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
2750 2017-05-19 Richard Biener <rguenther@suse.de>
2752 PR middle-end/80764
2753 * cfgexpand.c (expand_gimple_cond): Fix loop fixup.
2755 2017-05-18 Segher Boessenkool <segher@kernel.crashing.org>
2757 * config/rs6000/rs6000.c (struct machine_function): Add field
2758 fpr_is_wrapped_separately.
2759 (rs6000_get_separate_components): Use 64 components. Handle the
2760 new FPR components.
2761 (rs6000_components_for_bb): Handle the FPR components.
2762 (rs6000_emit_prologue_components): Handle the FPR components.
2763 (rs6000_emit_epilogue_components): Handle the FPR components.
2764 (rs6000_set_handled_components): Handle the FPR components.
2765 (rs6000_emit_prologue): Don't output prologue code for those FPRs
2766 that are already separately shrink-wrapped.
2767 (rs6000_emit_epilogue): Don't output epilogue code for those FPRs
2768 that are already separately shrink-wrapped.
2770 2017-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2772 PR target/80510
2773 * config/rs6000/predicates.md (simple_offsettable_mem_operand):
2774 New predicate.
2776 * config/rs6000/rs6000.md (ALTIVEC_DFORM): New iterator.
2777 (define_peephole2 for Altivec d-form load): Add peepholes to catch
2778 cases where the register allocator uses a move and an offsettable
2779 memory operation to/from a FPR register on ISA 2.06/2.07.
2780 (define_peephole2 for Altivec d-form store): Likewise.
2782 2017-05-18 Uros Bizjak <ubizjak@gmail.com>
2784 PR target/80799
2785 * config/i386/mmx.md (*mov<mode>_internal): Enable
2786 alternatives 11, 12, 13 and 14 also for 32bit targets.
2787 Remove alternatives 15, 16, 17 and 18.
2788 * config/i386/sse.md (vec_concatv2di): Change
2789 alternative (!x, *y) to (x, ?!*Yn).
2791 2017-05-18 Paolo Carlini <paolo.carlini@oracle.com>
2793 * dumpfile.h (enum dump_kind): Remove stray comma.
2795 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
2797 * Makefile.in: Add ipa-predicate.o and ipa-predicate.h
2798 * ipa-inline-analysis.c (NUM_CONDITIONS): turn into
2799 predicate::num_conditions
2800 (IS_NOT_CONSTANT): turn into predicate::is_not_constant.
2801 (CHANGED): turn into predicate::changed.
2802 (agg_position_info): Move to ipa-predicate.h
2803 (add_condition, predicate::add_clause, predicate::operator &=,
2804 predicate::or_with, predicate::evaluate, predicate::probability,
2805 dump_condition, dump_clause, predicate::dump,
2806 predicate::remap_after_duplication, predicate::remap_after_inlining,
2807 predicate::stream_in, predicate::stream_out): Move to ipa-predicate.c
2808 (evaluate_conditions_for_known_args): Update.
2809 (set_cond_stmt_execution_predicate): Update.
2810 * ipa-inline.h: Include ipa-predicate.h
2811 (condition, inline_param_summary, conditions, agg_position_info,
2812 predicate): Move to ipa-predicate.h
2813 * ipa-predicate.c: New file.
2814 * ipa-predicate.h: New file.
2816 2017-05-18 Wilco Dijkstra <wdijkstr@arm.com>
2818 * final.c (leaf_function_p): Check we are not in a sequence.
2820 2017-05-18 Martin Liska <mliska@suse.cz>
2822 * cfgrtl.c (rtl_verify_edges): Remove usage of TDF_RTL.
2823 * dumpfile.c (dump_register): Use new enum dump_kind.
2824 (get_dump_file_name): Likewise.
2825 (dump_enable_all): Likewise.
2826 (dump_switch_p_1): Likewise.
2827 (enable_rtl_dump_file): Remove usage of TDF_RTL.
2828 * dumpfile.h (enum dump_kind): New enum type.
2829 (struct dump_file_info): Create constructor and
2830 format fields and comments.
2831 * passes.c (pass_manager::register_one_dump_file):
2832 Use num dump_kind.
2833 * statistics.c (statistics_early_init): Likewise.
2834 * tree-ssa-loop-prefetch.c (dump_mem_details): Replace
2835 TDF_TREE with TDF_SLIM.
2836 (gather_memory_references_ref): Likewise.
2838 2017-05-18 Martin Liska <mliska@suse.cz>
2840 * vec.h (struct vnull): Use it.
2842 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
2844 * ipa-inline-analysis.c (predicate_conditions): Move to ipa-inline.h
2845 (true_predicate, false_predicate, true_predicate_p,
2846 false_predicate_p): Remove.
2847 (single_cond_predicate, not_inlined_predicate): Turn to member function
2848 in ipa-inline.h
2849 (add_condition): Update.
2850 (add_clause): Turn to...
2851 (predicate::add_clause): ... this one; update; allow passing NULL
2852 as parameter.
2853 (and_predicates): Turn to ...
2854 (predicate::operator &=): ... this one.
2855 (predicates_equal_p): Move to predicate::operator == in ipa-inline.h
2856 (or_predicates): Turn to ...
2857 (predicate::or_with): ... this one.
2858 (evaluate_predicate): Turn to ...
2859 (predicate::evaluate): ... this one.
2860 (predicate_probability): Turn to ...
2861 (predicate::probability): ... this one.
2862 (dump_condition): Update.
2863 (dump_predicate): Turn to ...
2864 (predicate::dump): ... this one.
2865 (account_size_time): Update.
2866 (edge_set_predicate): Update.
2867 (set_hint_predicate): UPdate.
2868 (evaluate_conditions_for_known_args): Update.
2869 (evaluate_properties_for_edge): Update.
2870 (remap_predicate_after_duplication): Turn to...
2871 (predicate::remap_after_duplication): ... this one.
2872 (remap_hint_predicate_after_duplication): Update.
2873 (inline_summary_t::duplicate): UPdate.
2874 (dump_inline_edge_summary): Update.
2875 (dump_inline_summary): Update.
2876 (set_cond_stmt_execution_predicate): Update.
2877 (set_switch_stmt_execution_predicate): Update.
2878 (compute_bb_predicates): Update.
2879 (will_be_nonconstant_expr_predicate): Update.
2880 (will_be_nonconstant_predicate): Update.
2881 (phi_result_unknown_predicate): Update.
2882 (predicate_for_phi_result): Update.
2883 (array_index_predicate): Update.
2884 (estimate_function_body_sizes): Update.
2885 (estimate_node_size_and_time): Update.
2886 (estimate_ipcp_clone_size_and_time): Update.
2887 (remap_predicate): Rename to ...
2888 (predicate::remap_after_inlining): ... this one.
2889 (remap_hint_predicate): Update.
2890 (inline_merge_summary): Update.
2891 (inline_update_overall_summary): Update.
2892 (estimate_size_after_inlining): Update.
2893 (read_predicate): Rename to ...
2894 (predicate::stream_in): ... this one.
2895 (read_inline_edge_summary): Update.
2896 (write_predicate): Rename to ...
2897 (predicate::stream_out): ... this one.
2898 (write_inline_edge_summary): Update.
2899 * ipa-inline.h (MAX_CLAUSES): Turn to predicate::max_clauses.
2900 (clause_t): Turn to uint32_t
2901 (predicate): Turn to class; implement constructor and operators
2902 ==, !=, &
2903 (size_time_entry): Update.
2904 (inline_summary): Update.
2905 (inline_edge_summary): Update.
2907 2017-05-18 Marc Glisse <marc.glisse@inria.fr>
2909 * fold-const.c (fold_binary_loc): Move transformation...
2910 * match.pd (C - X CMP X): ... here.
2912 2017-05-18 Sheldon Lobo <sheldon.lobo@oracle.com>
2914 * config/sparc/sparc.c (sparc_option_override): Set function
2915 alignment for -mcpu=niagara7 to 64 to match the I$ line.
2916 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC M7 branch
2917 latency to 1.
2918 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC T4 branch
2919 latency to 2.
2920 * config/sparc/sol2.h: Fix a ASM_CPU32_DEFAULT_SPEC typo.
2922 2017-05-18 Marek Polacek <polacek@redhat.com>
2924 PR sanitizer/80797
2925 * ubsan.c (instrument_null): Unwrap ADDR_EXPRs.
2926 (pass_ubsan::execute): Call gimple_assign_single_p instead of
2927 gimple_assign_load_p.
2929 2017-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2931 PR middle-end/80692
2932 * real.c (do_compare): Give decimal_do_compare preference over
2933 comparing just the signs.
2935 2017-05-17 Uros Bizjak <ubizjak@gmail.com>
2937 * doc/md.texi (Canonicalization of Instructions): Describe the
2938 canonical form of instructions that inherently set a condition
2939 code register.
2941 2017-05-17 Peter Bergner <bergner@vnet.ibm.com>
2943 PR middle-end/80775
2944 * tree-cfg.c: Move deletion of unreachable case statements to after
2945 the merging of consecutive case labels.
2947 2017-05-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
2949 * config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Refer
2950 readers to __gnu_cmse_nonsecure_call libcall for saving, clearing and
2951 restoring of callee-saved registers.
2953 2017-05-17 Eric Botcazou <ebotcazou@adacore.com>
2955 * compare-elim.c (equivalent_reg_at_start): Adjust outdated comment.
2956 * config/visium/visium.c (single_set_and_flags): Likewise.
2957 * config/visium/visium.md (Substitutions): Likewise.
2959 2017-05-17 Martin Liska <mliska@suse.cz>
2961 * cfg.c: Introduce dump_flags_t type and
2962 use it instead of int type.
2963 * cfg.h: Likewise.
2964 * cfghooks.c: Likewise.
2965 * cfghooks.h (struct cfg_hooks): Likewise.
2966 * cfgrtl.c: Likewise.
2967 * cfgrtl.h: Likewise.
2968 * cgraph.c (cgraph_node::get_body): Likewise.
2969 * coretypes.h: Likewise.
2970 * domwalk.c: Likewise.
2971 * domwalk.h: Likewise.
2972 * dumpfile.c (struct dump_option_value_info): Likewise.
2973 (dump_enable_all): Likewise.
2974 (dump_switch_p_1): Likewise.
2975 (opt_info_switch_p): Likewise.
2976 * dumpfile.h (enum tree_dump_index): Likewise.
2977 (struct dump_file_info): Likewise.
2978 * genemit.c: Likewise.
2979 * generic-match-head.c: Likewise.
2980 * gengtype.c (open_base_files): Likewise.
2981 * gimple-pretty-print.c: Likewise.
2982 * gimple-pretty-print.h: Likewise.
2983 * graph.c (print_graph_cfg): Likewise.
2984 * graphite-scop-detection.c (dot_all_sese): Likewise.
2985 * ipa-devirt.c (build_type_inheritance_graph): Likewise.
2986 * loop-unroll.c (report_unroll): Likewise.
2987 * passes.c (pass_manager::register_one_dump_file): Likewise.
2988 * print-tree.c: Likewise.
2989 * statistics.c: Likewise.
2990 * tree-cfg.c: Likewise.
2991 * tree-cfg.h: Likewise.
2992 * tree-dfa.c: Likewise.
2993 * tree-dfa.h: Likewise.
2994 * tree-dump.c (dump_function): Likewise.
2995 * tree-dump.h (struct dump_info): Likewise.
2996 * tree-pretty-print.c: Likewise.
2997 * tree-pretty-print.h: Likewise.
2998 * tree-ssa-live.c: Likewise.
2999 * tree-ssa-live.h: Likewise.
3000 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3001 * tree-vect-loop.c: Likewise.
3002 * tree-vect-slp.c: Likewise.
3004 2017-05-16 James Greenhalgh <james.greenhalgh@arm.com>
3005 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3007 PR tree-optimization/80457
3008 * tree-vect-stmts.c (vect_model_simple_cost): Model the cost
3009 of all arguments to a statement as scalar_to_vec operations.
3010 (vectorizable_call): Adjust call to vect_model_simple_cost for
3011 new parameter.
3012 (vectorizable_conversion): Likewise.
3013 (vectorizable_assignment): Likewise.
3014 (vectorizable_shift): Likewise.
3015 (vectorizable_operation): Likewise.
3016 (vectorizable_comparison): Likewise.
3017 (vect_is_simple_cond): Record the def types for operands.
3018 (vectorizable_condition): Likewise, call vect_model_simple_cost.
3019 * tree-vectorizer.h (vect_model_simple_cost): Add new parameter
3020 for statement argument count.
3022 2017-05-16 Carl Love <cel@us.ibm.com>
3024 * config/rs6000/rs6000-c: Add support for built-in functions
3025 vector unsigned long long vec_bperm (vector unsigned long long,
3026 vector unsigned char)
3027 vector signed long long vec_mule (vector signed int,
3028 vector signed int)
3029 vector unsigned long long vec_mule (vector unsigned int,
3030 vector unsigned int)
3031 vector signed long long vec_mulo (vector signed int,
3032 vector signed int)
3033 vector unsigned long long vec_mulo (vector unsigned int,
3034 vector unsigned int)
3035 vector signed char vec_sldw (vector signed char,
3036 vector signed char,
3037 const int)
3038 vector unsigned char vec_sldw (vector unsigned char,
3039 vector unsigned char,
3040 const int)
3041 vector signed short vec_sldw (vector signed short,
3042 vector signed short,
3043 const int)
3044 vector unsigned short vec_sldw (vector unsigned short,
3045 vector unsigned short,
3046 const int)
3047 vector signed int vec_sldw (vector signed int,
3048 vector signed int,
3049 const int)
3050 vector unsigned int vec_sldw (vector unsigned int,
3051 vector unsigned int,
3052 const int)
3053 vector signed long long vec_sldw (vector signed long long,
3054 vector signed long long,
3055 const int)
3056 vector unsigned long long vec_sldw (vector unsigned long long,
3057 vector unsigned long long,
3058 const int)
3059 * config/rs6000/rs6000-c: Add support for built-in functions
3060 * config/rs6000/rs6000-builtin.def: Add definition for SLDW.
3061 * config/rs6000/altivec.h: Add defintion for vec_sldw.
3062 * doc/extend.texi: Update the built-in documentation for the
3063 new built-in functions.
3065 2017-05-16 Marek Polacek <polacek@redhat.com>
3067 PR sanitizer/80536
3068 PR sanitizer/80386
3069 * tree.c (save_expr): Don't fold the expression.
3071 2017-05-16 Uros Bizjak <ubizjak@gmail.com>
3073 * config/i386/i386.md (*movsi_internal): Split (?rm,*y) alternative
3074 to (?r,*Yn) and (?m,*y) alternatives, and (?*y,rm) to (?*Ym,r)
3075 and (?*y,m). Update insn attributes.
3077 2017-05-16 Martin Liska <mliska@suse.cz>
3079 * cgraph.c (cgraph_edge::resolve_speculation): Add default value for
3080 flags argument of print_gimple_stmt, print_gimple_expr,
3081 print_generic_stmt and print_generic_expr.
3082 * cgraphclones.c (symbol_table::materialize_all_clones): Likewise.
3083 * coretypes.h: Likewise.
3084 * except.c (dump_eh_tree): Likewise.
3085 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Likewise.
3086 * gimple-pretty-print.h: Likewise.
3087 * gimple-ssa-backprop.c (dump_usage_prefix): Likewise.
3088 (backprop::push_to_worklist): Likewise.
3089 (backprop::pop_from_worklist): Likewise.
3090 (backprop::process_use): Likewise.
3091 (backprop::intersect_uses): Likewise.
3092 (note_replacement): Likewise.
3093 * gimple-ssa-store-merging.c
3094 (pass_store_merging::terminate_all_aliasing_chains): Likewise.
3095 (imm_store_chain_info::coalesce_immediate_stores): Likewise.
3096 (pass_store_merging::execute): Likewise.
3097 * gimple-ssa-strength-reduction.c (dump_candidate): Likewise.
3098 (ssa_base_cand_dump_callback): Likewise.
3099 (dump_incr_vec): Likewise.
3100 (replace_refs): Likewise.
3101 (replace_mult_candidate): Likewise.
3102 (create_add_on_incoming_edge): Likewise.
3103 (create_phi_basis): Likewise.
3104 (insert_initializers): Likewise.
3105 (all_phi_incrs_profitable): Likewise.
3106 (introduce_cast_before_cand): Likewise.
3107 (replace_one_candidate): Likewise.
3108 * gimplify.c (gimplify_expr): Likewise.
3109 * graphite-isl-ast-to-gimple.c (is_valid_rename): Likewise.
3110 (set_rename): Likewise.
3111 (rename_uses): Likewise.
3112 (copy_loop_phi_nodes): Likewise.
3113 (add_close_phis_to_merge_points): Likewise.
3114 (copy_loop_close_phi_args): Likewise.
3115 (copy_cond_phi_args): Likewise.
3116 (graphite_copy_stmts_from_block): Likewise.
3117 (translate_pending_phi_nodes): Likewise.
3118 * graphite-poly.c (print_pdr): Likewise.
3119 (dump_gbb_cases): Likewise.
3120 (dump_gbb_conditions): Likewise.
3121 (print_scop_params): Likewise.
3122 * graphite-scop-detection.c (build_cross_bb_scalars_def): Likewise.
3123 (build_cross_bb_scalars_use): Likewise.
3124 (gather_bbs::before_dom_children): Likewise.
3125 * hsa-dump.c (dump_hsa_immed): Likewise.
3126 * ipa-cp.c (print_ipcp_constant_value): Likewise.
3127 (get_replacement_map): Likewise.
3128 * ipa-inline-analysis.c (dump_condition): Likewise.
3129 (estimate_function_body_sizes): Likewise.
3130 * ipa-polymorphic-call.c (check_stmt_for_type_change): Likewise.
3131 (ipa_polymorphic_call_context::get_dynamic_type): Likewise.
3132 * ipa-prop.c (ipa_dump_param): Likewise.
3133 (ipa_print_node_jump_functions_for_edge): Likewise.
3134 (ipa_modify_call_arguments): Likewise.
3135 (ipa_modify_expr): Likewise.
3136 (ipa_dump_param_adjustments): Likewise.
3137 (ipa_dump_agg_replacement_values): Likewise.
3138 (ipcp_modif_dom_walker::before_dom_children): Likewise.
3139 * ipa-pure-const.c (check_stmt): Likewise.
3140 (pass_nothrow::execute): Likewise.
3141 * ipa-split.c (execute_split_functions): Likewise.
3142 * omp-offload.c (dump_oacc_loop_part): Likewise.
3143 (dump_oacc_loop): Likewise.
3144 * trans-mem.c (tm_log_emit): Likewise.
3145 (tm_memopt_accumulate_memops): Likewise.
3146 (dump_tm_memopt_set): Likewise.
3147 (dump_tm_memopt_transform): Likewise.
3148 * tree-cfg.c (gimple_verify_flow_info): Likewise.
3149 (print_loop): Likewise.
3150 * tree-chkp-opt.c (chkp_print_addr): Likewise.
3151 (chkp_gather_checks_info): Likewise.
3152 (chkp_get_check_result): Likewise.
3153 (chkp_remove_check_if_pass): Likewise.
3154 (chkp_use_outer_bounds_if_possible): Likewise.
3155 (chkp_reduce_bounds_lifetime): Likewise.
3156 * tree-chkp.c (chkp_register_addr_bounds): Likewise.
3157 (chkp_mark_completed_bounds): Likewise.
3158 (chkp_register_incomplete_bounds): Likewise.
3159 (chkp_mark_invalid_bounds): Likewise.
3160 (chkp_maybe_copy_and_register_bounds): Likewise.
3161 (chkp_build_returned_bound): Likewise.
3162 (chkp_get_bound_for_parm): Likewise.
3163 (chkp_build_bndldx): Likewise.
3164 (chkp_get_bounds_by_definition): Likewise.
3165 (chkp_generate_extern_var_bounds): Likewise.
3166 (chkp_get_bounds_for_decl_addr): Likewise.
3167 * tree-chrec.c (chrec_apply): Likewise.
3168 * tree-data-ref.c (dump_data_reference): Likewise.
3169 (dump_subscript): Likewise.
3170 (dump_data_dependence_relation): Likewise.
3171 (analyze_overlapping_iterations): Likewise.
3172 * tree-inline.c (expand_call_inline): Likewise.
3173 (tree_function_versioning): Likewise.
3174 * tree-into-ssa.c (dump_defs_stack): Likewise.
3175 (dump_currdefs): Likewise.
3176 (dump_names_replaced_by): Likewise.
3177 (dump_update_ssa): Likewise.
3178 (update_ssa): Likewise.
3179 * tree-object-size.c (pass_object_sizes::execute): Likewise.
3180 * tree-parloops.c (build_new_reduction): Likewise.
3181 (try_create_reduction_list): Likewise.
3182 (ref_conflicts_with_region): Likewise.
3183 (oacc_entry_exit_ok_1): Likewise.
3184 (oacc_entry_exit_single_gang): Likewise.
3185 * tree-pretty-print.h: Likewise.
3186 * tree-scalar-evolution.c (set_scalar_evolution): Likewise.
3187 (get_scalar_evolution): Likewise.
3188 (add_to_evolution): Likewise.
3189 (get_loop_exit_condition): Likewise.
3190 (analyze_evolution_in_loop): Likewise.
3191 (analyze_initial_condition): Likewise.
3192 (analyze_scalar_evolution): Likewise.
3193 (instantiate_scev): Likewise.
3194 (number_of_latch_executions): Likewise.
3195 (gather_chrec_stats): Likewise.
3196 (final_value_replacement_loop): Likewise.
3197 (scev_const_prop): Likewise.
3198 * tree-sra.c (dump_access): Likewise.
3199 (disqualify_candidate): Likewise.
3200 (create_access): Likewise.
3201 (reject): Likewise.
3202 (maybe_add_sra_candidate): Likewise.
3203 (create_access_replacement): Likewise.
3204 (analyze_access_subtree): Likewise.
3205 (analyze_all_variable_accesses): Likewise.
3206 (sra_modify_assign): Likewise.
3207 (initialize_constant_pool_replacements): Likewise.
3208 (find_param_candidates): Likewise.
3209 (decide_one_param_reduction): Likewise.
3210 (replace_removed_params_ssa_names): Likewise.
3211 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
3212 * tree-ssa-copy.c (dump_copy_of): Likewise.
3213 (copy_prop_visit_cond_stmt): Likewise.
3214 * tree-ssa-dce.c (mark_operand_necessary): Likewise.
3215 * tree-ssa-dom.c (pass_dominator::execute): Likewise.
3216 (record_equivalences_from_stmt): Likewise.
3217 * tree-ssa-dse.c (compute_trims): Likewise.
3218 (delete_dead_call): Likewise.
3219 (delete_dead_assignment): Likewise.
3220 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond): Likewise.
3221 (forward_propagate_into_cond): Likewise.
3222 (pass_forwprop::execute): Likewise.
3223 * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
3224 * tree-ssa-loop-im.c (invariantness_dom_walker::before_dom_children):
3225 Likewise.
3226 (move_computations_worker): Likewise.
3227 (execute_sm): Likewise.
3228 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise.
3229 (remove_exits_and_undefined_stmts): Likewise.
3230 (remove_redundant_iv_tests): Likewise.
3231 * tree-ssa-loop-ivopts.c (dump_use): Likewise.
3232 (adjust_iv_update_pos): Likewise.
3233 * tree-ssa-math-opts.c (bswap_replace): Likewise.
3234 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Likewise.
3235 (value_replacement): Likewise.
3236 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
3237 * tree-ssa-pre.c (print_pre_expr): Likewise.
3238 (get_representative_for): Likewise.
3239 (create_expression_by_pieces): Likewise.
3240 (insert_into_preds_of_block): Likewise.
3241 (eliminate_insert): Likewise.
3242 (eliminate_dom_walker::before_dom_children): Likewise.
3243 (eliminate): Likewise.
3244 (remove_dead_inserted_code): Likewise.
3245 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
3246 * tree-ssa-reassoc.c (get_rank): Likewise.
3247 (eliminate_duplicate_pair): Likewise.
3248 (eliminate_plus_minus_pair): Likewise.
3249 (eliminate_not_pairs): Likewise.
3250 (undistribute_ops_list): Likewise.
3251 (eliminate_redundant_comparison): Likewise.
3252 (update_range_test): Likewise.
3253 (optimize_range_tests_var_bound): Likewise.
3254 (optimize_vec_cond_expr): Likewise.
3255 (rewrite_expr_tree): Likewise.
3256 (rewrite_expr_tree_parallel): Likewise.
3257 (linearize_expr): Likewise.
3258 (break_up_subtract): Likewise.
3259 (linearize_expr_tree): Likewise.
3260 (attempt_builtin_powi): Likewise.
3261 (attempt_builtin_copysign): Likewise.
3262 (transform_stmt_to_copy): Likewise.
3263 (transform_stmt_to_multiply): Likewise.
3264 (dump_ops_vector): Likewise.
3265 * tree-ssa-sccvn.c (vn_nary_build_or_lookup_1): Likewise.
3266 (print_scc): Likewise.
3267 (set_ssa_val_to): Likewise.
3268 (visit_reference_op_store): Likewise.
3269 (visit_use): Likewise.
3270 (sccvn_dom_walker::before_dom_children): Likewise.
3271 (run_scc_vn): Likewise.
3272 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
3273 Likewise.
3274 (expr_hash_elt::print): Likewise.
3275 (const_and_copies::pop_to_marker): Likewise.
3276 (const_and_copies::record_const_or_copy_raw): Likewise.
3277 * tree-ssa-structalias.c (compute_dependence_clique): Likewise.
3278 * tree-ssa-uninit.c (collect_phi_def_edges): Likewise.
3279 (dump_predicates): Likewise.
3280 (find_uninit_use): Likewise.
3281 (warn_uninitialized_phi): Likewise.
3282 (pass_late_warn_uninitialized::execute): Likewise.
3283 * tree-ssa.c (verify_vssa): Likewise.
3284 (verify_ssa): Likewise.
3285 (maybe_optimize_var): Likewise.
3286 * tree-vrp.c (dump_value_range): Likewise.
3287 (dump_all_value_ranges): Likewise.
3288 (dump_asserts_for): Likewise.
3289 (register_edge_assert_for_2): Likewise.
3290 (vrp_visit_cond_stmt): Likewise.
3291 (vrp_visit_switch_stmt): Likewise.
3292 (vrp_visit_stmt): Likewise.
3293 (vrp_visit_phi_node): Likewise.
3294 (simplify_cond_using_ranges_1): Likewise.
3295 (fold_predicate_in): Likewise.
3296 (evrp_dom_walker::before_dom_children): Likewise.
3297 (evrp_dom_walker::push_value_range): Likewise.
3298 (evrp_dom_walker::pop_value_range): Likewise.
3299 (execute_early_vrp): Likewise.
3301 2017-05-16 Richard Biener <rguenther@suse.de>
3303 * dwarf2out.c (loc_list_from_tree_1): Do not create
3304 DW_OP_GNU_variable_value for DECL_IGNORED_P decls.
3306 2017-05-16 Richard Biener <rguenther@suse.de>
3308 * dwarf2out.c (resolve_variable_value_in_expr): Lookup DIE
3309 just generated.
3310 (note_variable_value_in_expr): If we resolved the decl ref
3311 do not push to the stack.
3313 2017-05-16 Matthew Wahab <matthew.wahab@arm.com>
3315 * config/arm/arm_neon.h (vadd_f16): Use standard arithmetic
3316 operations in fast-math mode.
3317 (vaddq_f16): Likewise.
3318 (vmul_f16): Likewise.
3319 (vmulq_f16): Likewise.
3320 (vsub_f16): Likewise.
3321 (vsubq_f16): Likewise.
3322 * config/arm/neon.md (add<mode>3): New.
3323 (sub<mode>3): New.
3324 (fma:<VH:mode>3): New. Also remove outdated comment.
3325 (mul<mode>3): New.
3327 2017-05-16 Martin Liska <mliska@suse.cz>
3329 PR ipa/79849.
3330 PR ipa/79850.
3331 * ipa-devirt.c (warn_types_mismatch): Fix typo.
3332 (odr_types_equivalent_p): Likewise.
3334 2017-05-15 Sylvestre Ledru <sylvestre@debian.org>
3336 * plugin.c (try_init_one_plugin): Fix ressource leaks (CID 726637).
3338 2017-05-15 Uros Bizjak <ubizjak@gmail.com>
3340 PR target/80425
3341 * config/i386.i386.md (*zero_extendsidi2): Do not penalize
3342 non-interunit SSE move alternatives with '?'.
3343 (zero-extendsidi peephole2): New peephole to skip intermediate
3344 general register in SSE zero-extend sequence.
3346 2017-05-15 Jeff Law <law@redhat.com>
3348 * reorg.c (relax_delay_slots): Create a new variable to hold
3349 the temporary target rather than clobbering TARGET_LABEL.
3351 * config/tilegx/tilegx.c (tilegx_expand_unaligned_load): Add
3352 missing argument to extract_bit_field call.
3353 * config/tilepro/tilepro.c (tilepro_expand_unaligned_load): Likewise.
3355 2017-05-15 Martin Liska <mliska@suse.cz>
3357 PR driver/31468
3358 * gcc.c (process_command): Do not allow empty argument of -o option.
3360 2017-05-15 Renlin Li <renlin.li@arm.com>
3362 * config/aarch64/aarch64-protos.h (aarch64_expand_call): Declare.
3363 * config/aarch64/aarch64.c (aarch64_expand_call): Define.
3364 * config/aarch64/constraints.md (Usf): Add long call check.
3365 * config/aarch64/aarch64.md (call): Use aarch64_expand_call.
3366 (call_value): Likewise.
3367 (sibcall): Likewise.
3368 (sibcall_value): Likewise.
3369 (call_insn): New.
3370 (call_value_insn): New.
3371 (sibcall_insn): Update rtx pattern.
3372 (sibcall_value_insn): Likewise.
3373 (call_internal): Remove.
3374 (call_value_internal): Likewise.
3375 (sibcall_internal): Likewise.
3376 (sibcall_value_internal): Likewise.
3377 (call_reg): Likewise.
3378 (call_symbol): Likewise.
3379 (call_value_reg): Likewise.
3380 (call_value_symbol): Likewise.
3382 2017-05-14 Krister Walfridsson <krister.walfridsson@gmail.com>
3384 PR target/80600
3385 * config/netbsd.h (NETBSD_LIBGCC_SPEC): Always add -lgcc.
3387 2017-05-14 Uros Bizjak <ubizjak@gmail.com>
3389 * config/i386.i386.c (ix86_cc_modes_compatible): CCNOmode is
3390 compatible with CCGOCmode and with CCZmode.
3392 2017-05-14 Martin Sebor <msebor@redhat.com>
3394 PR middle-end/77671
3395 * gimple-fold.c (gimple_fold_builtin_sprintf): Make extern.
3396 (gimple_fold_builtin_snprintf): Same.
3397 * gimple-fold.h (gimple_fold_builtin_sprintf): Declare.
3398 (gimple_fold_builtin_snprintf): Same.
3399 * gimple-ssa-sprintf.c (get_format_string): Correct the detection
3400 of character types.
3401 (is_call_safe): New function.
3402 (try_substitute_return_value): Call it.
3403 (try_simplify_call): New function.
3404 (pass_sprintf_length::handle_gimple_call): Call it.
3406 2017-05-14 Martin Sebor <msebor@redhat.com>
3408 PR middle-end/80669
3409 * builtins.c (expand_builtin_stpncpy): Simplify.
3411 2017-05-14 Daniel Santos <daniel.santos@pobox.com>
3413 * config/i386/i386.opt: Add option -mcall-ms2sysv-xlogues.
3414 * config/i386/i386.h
3415 (x86_64_ms_sysv_extra_clobbered_registers): Change type to unsigned.
3416 (NUM_X86_64_MS_CLOBBERED_REGS): New macro.
3417 (struct machine_function): Add new members call_ms2sysv,
3418 call_ms2sysv_pad_in, call_ms2sysv_pad_out and call_ms2sysv_extra_regs.
3419 (struct machine_frame_state): New fields sp_realigned and
3420 sp_realigned_offset.
3421 * config/i386/i386.c
3422 (enum xlogue_stub): New enum.
3423 (enum xlogue_stub_sets): New enum.
3424 (class xlogue_layout): New class.
3425 (struct ix86_frame): New fields stack_realign_allocate_offset,
3426 stack_realign_offset and outlined_save_offset. Modify comments to
3427 detail stack layout when using out-of-line stubs.
3428 (ix86_target_string): Add -mcall-ms2sysv-xlogues option.
3429 (ix86_option_override_internal): Add sorry() for TARGET_SEH and
3430 -mcall-ms2sysv-xlogues.
3431 (stub_managed_regs): New static variable.
3432 (ix86_save_reg): Add new parameter ignore_outlined to optionally omit
3433 registers managed by out-of-line stub.
3434 (disable_call_ms2sysv_xlogues): New function.
3435 (ix86_compute_frame_layout): Modify re-alignment calculations, disable
3436 m->call_ms2sysv when appropriate and compute frame layout for
3437 out-of-line stubs.
3438 (sp_valid_at, fp_valid_at): New inline functions.
3439 (choose_basereg): New function.
3440 (choose_baseaddr): Add align parameter, use choose_basereg and modify
3441 all callers.
3442 (ix86_emit_save_reg_using_mov, ix86_emit_restore_sse_regs_using_mov):
3443 Use align parameter of choose_baseaddr to generated aligned SSE movs
3444 when possible.
3445 (pro_epilogue_adjust_stack): Modify to track
3446 machine_frame_state::sp_realigned.
3447 (ix86_nsaved_regs): Modify to accommodate changes to ix86_save_reg.
3448 (ix86_nsaved_sseregs): Likewise.
3449 (ix86_emit_save_regs): Likewise.
3450 (ix86_emit_save_regs_using_mov): Likewise.
3451 (ix86_emit_save_sse_regs_using_mov): Likewise.
3452 (get_scratch_register_on_entry): Likewise.
3453 (gen_frame_set): New function.
3454 (gen_frame_load): Likewise.
3455 (gen_frame_store): Likewise.
3456 (emit_outlined_ms2sysv_save): Likewise.
3457 (emit_outlined_ms2sysv_restore): Likewise.
3458 (ix86_expand_prologue): Modify stack re-alignment code and call
3459 emit_outlined_ms2sysv_save when appropriate.
3460 (ix86_emit_leave): Clear machine_frame_state::sp_realigned. Add
3461 parameter rtx_insn *insn, which allows the function to be used to only
3462 generate the notes.
3463 (ix86_expand_epilogue): Modify validity checks of frame and stack
3464 pointers, and call emit_outlined_ms2sysv_restore when appropriate.
3465 (ix86_expand_call): Modify to enable m->call_ms2sysv when appropriate.
3466 * config/i386/predicates.md
3467 (save_multiple): New predicate.
3468 (restore_multiple): Likewise.
3469 * config/i386/sse.md
3470 (save_multiple<mode>): New pattern.
3471 (save_multiple_realign<mode>): Likewise.
3472 (restore_multiple<mode>): Likewise.
3473 (restore_multiple_and_return<mode>): Likewise.
3474 (restore_multiple_leave_return<mode>): Likewise.
3475 * Makefile.in: Export HOSTCXX and HOSTCXXFLAGS to site.exp
3477 2017-05-14 Julia Koval <julia.koval@intel.com>
3479 * config/i386/i386-builtin-types.def (VOID_FTYPE_INT_INT64): New type.
3480 * config/i386/i386-builtin.def (__builtin_ia32_xgetbv)
3481 (__builtin_ia32_xsetbv): New builtins.
3482 * config/i386/i386.c (ix86_expand_special_args_builtin):
3483 Process new types.
3484 (ix86_expand_builtin): Special expand for new intrinsics.
3485 * config/i386/i386.md (UNSPECV_XGETBV, UNSPECV_XSETBV): New.
3486 (xsetbv, xsetbv_rex64, xgetbv, xgetbv_rex64): New insn patterns.
3487 * config/i386/xsaveintrin.h (_xsetbv, _getbv): New intrinsics.
3489 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3491 * cfganal.c (inverted_post_order_compute): Change argument type
3492 to vec *.
3493 * cfganal.h (inverted_post_order_compute): Adjust prototype.
3494 * df-core.c (rest_of_handle_df_initialize): Adjust.
3495 (rest_of_handle_df_finish): Likewise.
3496 (df_analyze_1): Likewise.
3497 (df_analyze): Likewise.
3498 (loop_inverted_post_order_compute): Change argument to be a vec *.
3499 (df_analyze_loop): Adjust.
3500 (df_get_n_blocks): Likewise.
3501 (df_get_postorder): Likewise.
3502 * df.h (struct df_d): Change field to be a vec.
3503 * lcm.c (compute_laterin): Adjust.
3504 (compute_available): Likewise.
3505 * lra-lives.c (lra_create_live_ranges_1): Likewise.
3506 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
3507 * tree-ssa-pre.c (compute_antic): Likewise.
3509 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3511 * cfganal.c (connect_infinite_loops_to_exit): Adjust.
3512 (depth_first_search::depth_first_search): Change structure init
3513 function to this constructor.
3514 (depth_first_search::add_bb): Rename function to this member.
3515 (depth_first_search::execute): Likewise.
3516 (flow_dfs_compute_reverse_finish): Adjust.
3518 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3520 * ddg.c (find_nodes_on_paths): Use auto_sbitmap.
3521 (longest_simple_path): Likewise.
3522 * shrink-wrap.c (spread_components): Likewise.
3523 (disqualify_problematic_components): Likewise.
3524 (emit_common_heads_for_components): Likewise.
3525 (emit_common_tails_for_components): Likewise.
3526 (insert_prologue_epilogue_for_components): Likewise.
3528 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3530 * tree-ssa-dse.c (dse_dom_walker): Make m_live_byes a
3531 auto_sbitmap.
3533 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3535 * df-core.c (df_set_blocks): Start using auto_bitmap.
3536 (df_compact_blocks): Likewise.
3537 * df-problems.c (df_rd_confluence_n): Likewise.
3538 * df-scan.c (df_insn_rescan_all): Likewise.
3539 (df_process_deferred_rescans): Likewise.
3540 (df_update_entry_block_defs): Likewise.
3541 (df_update_exit_block_uses): Likewise.
3542 (df_entry_block_bitmap_verify): Likewise.
3543 (df_exit_block_bitmap_verify): Likewise.
3544 (df_scan_verify): Likewise.
3545 * lra-constraints.c (lra_constraints): Likewise.
3546 (undo_optional_reloads): Likewise.
3547 (lra_undo_inheritance): Likewise.
3548 * lra-remat.c (calculate_gen_cands): Likewise.
3549 (do_remat): Likewise.
3550 * lra-spills.c (assign_spill_hard_regs): Likewise.
3551 (spill_pseudos): Likewise.
3552 * tree-ssa-pre.c (bitmap_set_and): Likewise.
3553 (bitmap_set_subtract_values): Likewise.
3555 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3557 * haifa-sched.c (estimate_shadow_tick): Replace manual bitmap
3558 management with auto_bitmap.
3559 (fix_inter_tick): Likewise.
3560 (fix_recovery_deps): Likewise.
3561 * ira.c (add_store_equivs): Likewise.
3562 (find_moveable_pseudos): Likewise.
3563 (split_live_ranges_for_shrink_wrap): Likewise.
3564 * print-rtl.c (rtx_reuse_manager::rtx_reuse_manager): Likewise.
3565 (rtx_reuse_manager::seen_def_p): Likewise.
3566 (rtx_reuse_manager::set_seen_def): Likewise.
3567 * print-rtl.h (class rtx_reuse_manager): Likewise.
3569 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3571 * bt-load.c (combine_btr_defs): Use auto_bitmap to manage bitmap
3572 lifetime.
3573 (migrate_btr_def): Likewise.
3574 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
3575 * df-core.c (loop_post_order_compute): Likewise.
3576 (loop_inverted_post_order_compute): Likewise.
3577 * hsa-common.h: Likewise.
3578 * hsa-gen.c (hsa_bb::~hsa_bb): Likewise.
3579 * init-regs.c (initialize_uninitialized_regs): Likewise.
3580 * ipa-inline.c (resolve_noninline_speculation): Likewise.
3581 (inline_small_functions): Likewise.
3582 * ipa-reference.c (ipa_reference_write_optimization_summary): Likewise.
3583 * ira.c (combine_and_move_insns): Likewise.
3584 (build_insn_chain): Likewise.
3585 * loop-invariant.c (find_invariants): Likewise.
3586 * lower-subreg.c (propagate_pseudo_copies): Likewise.
3587 * predict.c (tree_predict_by_opcode): Likewise.
3588 (predict_paths_leading_to): Likewise.
3589 (predict_paths_leading_to_edge): Likewise.
3590 (estimate_loops_at_level): Likewise.
3591 (estimate_loops): Likewise.
3592 * shrink-wrap.c (try_shrink_wrapping): Likewise.
3593 (spread_components): Likewise.
3594 * tree-cfg.c (remove_edge_and_dominated_blocks): Likewise.
3595 * tree-loop-distribution.c (rdg_build_partitions): Likewise.
3596 * tree-predcom.c (tree_predictive_commoning_loop): Likewise.
3597 * tree-ssa-coalesce.c (coalesce_ssa_name): Likewise.
3598 * tree-ssa-phionlycprop.c (pass_phi_only_cprop::execute): Likewise.
3599 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3600 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Likewise.
3601 * tree-ssa-threadupdate.c (compute_path_counts): Likewise.
3602 (mark_threaded_blocks): Likewise.
3603 (thread_through_all_blocks): Likewise.
3604 * tree-ssa.c (verify_ssa): Likewise.
3605 (execute_update_addresses_taken): Likewise.
3606 * tree-ssanames.c (verify_ssaname_freelists): Likewise.
3608 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3610 * cfganal.c (mark_dfs_back_edges): Replace manual stack with
3611 auto_vec.
3612 (post_order_compute): Likewise.
3613 (inverted_post_order_compute): Likewise.
3614 (pre_and_rev_post_order_compute_fn): Likewise.
3616 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3618 * genrecog.c (int_set::int_set): Explicitly construct our
3619 auto_vec base class.
3620 * vec.h (auto_vec::auto_vec): New constructor.
3622 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3624 * bitmap.h (class auto_bitmap): New constructor taking
3625 bitmap_obstack * argument.
3627 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3629 * bitmap.h (class auto_bitmap): Change type of m_bits to
3630 bitmap_head, and adjust ctor / dtor and member operators.
3632 2017-05-13 Uros Bizjak <ubizjak@gmail.com>
3634 * compare-elim.c (equivalent_reg_at_start): Return NULL_RTX
3635 when returned register mode doesn't match original mode.
3637 2017-05-12 Jeff Law <law@redhat.com>
3638 Jakub Jelinek <jakub@redhat.com>
3640 * config/mn10300/mn10300.c (mn10300_match_ccmode): Fix where
3641 we look for cc setter after the compare-elim changes.
3642 * config/mn10300/mn10300.md (addsi3_flags): Fix order of patterns
3643 within the vector to match what compare-elim now expects.
3644 (subsi3_flags, andsi3_flags, iorsi3_flags): Likewise.
3645 (xorsi3_flags, one_cmplsi2_flags): Likewise.
3647 * config/rx/rx.c (rx_match_ccmode): Fix where we look cc setter
3648 after the compare-elim changes.
3649 * config/rx/rx.md (abssi2_flags): Fix order of patterns within
3650 the vector to match what compare-elim now expects.
3651 (addsi3_flags, adc_flags, addsi3_flags peepholes): Likewise.
3652 (andsi3_flags, negsi2_flags, one_cmplsi2_flags): Likewise.
3653 (iorsi3_flags, rotlsi3_flags, rotrsi3_flags): Likewise.
3654 (ashrsi3_flags, lshrsi3_flags, ashlsi3_flags): Likewise.
3655 (ssaddsi3, subsi3_flags, sbb_flags, xorsi3_flags): Likewise.
3657 * config/visium/visium.c (single_set_and_flags): Fix where
3658 we look for cc setter after the compare-elim changes.
3659 * config/visium/visium.md (flags_subst_logic): Fix order of patterns
3660 with the vector to match what compare-elim now expects.
3661 (flags_subst_arith, add<mode>3_insn_set_carry): Likewise.
3662 (add<mode>3_insn_set_overflow, addsi3_insn_set_carry): Likewise.
3663 (addsi3_insn_set_overflow, sub<mode>3_insn_set_carry): Likewise.
3664 (sub<mode>3_insn_set_overflow, subsi3_insn_set_carry): Likewise.
3665 (subsi3_insn_set_overflow, negsi2_insn_set_carry): Likewise.
3666 (neg<mode>2_insn_set_overflow): Likewise.
3668 2017-05-12 Jim Wilson <jim.wilson@linaro.org>
3670 PR middle-end/79794
3671 * expmed.c (extract_bit_field_1): Add alt_rtl argument. Before
3672 maybe_expand_insn call, set ops[0].target. If still set after call,
3673 set alt_rtl. Add extra arg to recursive calls.
3674 (extract_bit_field): Add alt_rtl argument. Pass to
3675 extract_bit_field.
3676 * expmed.h (extract_bit_field): Fix prototype.
3677 * expr.c (emit_group_load_1, copy_blkmode_from_reg)
3678 (copy_blkmode_to_reg, read_complex_part, store_field): Pass extra NULL
3679 to extract_bit_field_calls.
3680 (expand_expr_real_1): Pass alt_rtl to expand_expr_real instead of 0.
3681 Pass alt_rtl to extract_bit_field calls.
3682 * calls.c (store_unaligned_arguments_into_psuedos)
3683 load_register_parameters): Pass extra NULL to extract_bit_field calls.
3684 * optabs.c (maybe_legitimize_operand): Clear op->target when call
3685 gen_reg_rtx.
3686 * optabs.h (struct expand_operand): Add target bitfield.
3688 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
3690 * compare-elim.c (try_eliminate_compare): Canonicalize
3691 operation with embedded compare to
3692 [(set (reg:CCM) (compare:CCM (operation) (immediate)))
3693 (set (reg) (operation)].
3695 * config/i386/i386.c (TARGET_FLAGS_REGNUM): New define.
3697 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
3699 PR target/80723
3700 * config/i386/i386.c (ix86_rtx_cost) [case PLUS]: Ignore the
3701 cost of adding a carry flag for ADC instruction.
3702 [case MINUS]: Ignore the cost of subtracting a carry flag
3703 for SBB instruction.
3705 2017-05-12 Steven Munroe <munroesj@gcc.gnu.org>
3707 * config.gcc (powerpc*-*-*): Add bmi2intrin.h, bmiintrin.h,
3708 and x86intrin.h
3709 * config/rs6000/bmiintrin.h: New file.
3710 * config/rs6000/bmi2intrin.h: New file.
3711 * config/rs6000/x86intrin.h: New file.
3713 2017-05-12 Jeff Law <law@redhat.com>
3715 * tree-vrp.c (vrp_dom_walker::before_dom_children): Push unwinding
3716 markers.
3718 2017-05-12 Peter Bergner <bergner@vnet.ibm.com>
3720 PR middle-end/80707
3721 * tree-cfg.c: Remove cfg edges of unreachable case statements.
3723 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
3725 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
3726 early expansion of vector divide builtins.
3727 (builtin_function_type): Add VSX_BUILTIN_UDIV_V2DI to the list of
3728 builtins identified as having unsigned arguments.
3730 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
3732 * config/rs6000/rs6000.c (gimple-fold.h): New #include.
3733 (rs6000_gimple_fold_builtin): Add handling for early GIMPLE
3734 expansion of vector logical operations (and, andc, or, xor,
3735 nor, orc, nand).
3737 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
3739 * gimple-fold.c (create_tmp_reg_or_ssa_name): Remove static declaration.
3740 * gimple-fold.h (create_tmp_reg_or_ssa_name): New prototype.
3742 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
3744 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
3745 early GIMPLE expansion of vector multiplies.
3747 2017-05-12 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
3749 * config/arm/arm.md (movsi): Add TARGET_32BIT in addition to the
3750 TARGET_HAVE_MOVT conditional.
3751 (movt splitter): Likewise.
3753 2017-05-12 Richard Biener <rguenther@suse.de>
3755 * tree-ssa-sccvn.h (has_VN_INFO): Declare.
3756 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3757 Fold all stmts not inplace.
3759 2017-05-12 Richard Biener <rguenther@suse.de>
3761 PR tree-optimization/80713
3762 * tree-ssa-pre.c (remove_dead_inserted_code): Clear
3763 inserted_exprs bit for not removed stmts.
3765 2017-05-12 Thomas Schwinge <thomas@codesourcery.com>
3767 PR middle-end/69921
3768 * tree-parloops.c (create_parallel_loop): Set "oacc kernels
3769 parallelized" attribute for parallelized OpenACC kernels.
3770 * omp-offload.c (execute_oacc_device_lower): Use it.
3772 * omp-expand.c (expand_omp_target) <GF_OMP_TARGET_KIND_OACC_KERNELS>:
3773 Set "oacc kernels" attribute.
3774 * omp-general.c (oacc_set_fn_attrib): Remove is_kernel formal
3775 parameter. Adjust all users.
3776 (oacc_fn_attrib_kernels_p): Remove function.
3777 * omp-offload.c (execute_oacc_device_lower): Look for "oacc
3778 kernels" attribute instead of calling oacc_fn_attrib_kernels_p.
3779 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
3780 * tree-parloops.c (create_parallel_loop): If oacc_kernels_p,
3781 assert "oacc kernels" attribute is set.
3783 2017-05-11 Carl Love <cel@us.ibm.com>
3785 * config/rs6000/rs6000-c: Add support for built-in functions
3786 vector unsigned char vec_popcnt (vector signed char)
3787 vector unsigned char vec_popcnt (vector unsigned char)
3788 vector unsigned short vec_popcnt (vector signed short)
3789 vector unsigned short vec_popcnt (vector unsigned short)
3790 vector unsigned int vec_popcnt (vector signed int)
3791 vector unsigned int vec_popcnt (vector unsigned int)
3792 vector unsigned long long vec_popcnt (vector signed long long)
3793 vector unsigned long long vec_popcnt (vector unsigned long long)
3794 vector signed long long vec_slo (vector signed long long,
3795 vector signed char)
3796 vector signed long long vec_slo (vector signed long long,
3797 vector unsigned char)
3798 vector unsigned long long vec_slo (vector unsigned long long,
3799 vector signed char)
3800 vector unsigned long long vec_slo (vector unsigned long long,
3801 vector unsigned char)
3802 * config/rs6000/rs6000-builtin.def: Add definitions for VPOPCNTUB,
3803 VPOPCNTUH, VPOPCNTUW, and VPOPCNTUD overloads.
3804 * config/rs6000/altivec.h: Add define for vec_popcnt, vec_popcntb,
3805 vec_popcnth, vec_popcntw and vec_popcntd built-in functions.
3806 * doc/extend.texi: Update the built-in documentation file for the
3807 new built-in functions.
3809 2017-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3811 * attribs.h (sorted_attr_string): Move machine independent
3812 functions for target clone support from the i386 port to common
3813 code. Rename ix86_function_versions to common_function_versions.
3814 Rename make_name to make_unique_name.
3815 (common_function_versions): Likewise.
3816 (make_unique_name): Likewise.
3817 (make_dispatcher_decl): Likewise.
3818 (is_function_default_version): Likewise.
3819 * attribs.c (attr_strcmp): Likewise.
3820 (sorted_attr_string): Likewise.
3821 (common_function_versions): Likewise.
3822 (make_unique_name): Likewise.
3823 (make_dispatcher_decl): Likewise.
3824 (is_function_default_version): Likewise.
3825 * config/i386/i386.c (attr_strcmp): Likewise.
3826 (sorted_attr_string): Likewise.
3827 (ix86_function_versions): Likewise.
3828 (make_name): Likewise.
3829 (make_dispatcher_decl): Likewise.
3830 (is_function_default_version): Likewise.
3831 (TARGET_OPTION_FUNCTION_VERSIONS): Update target function hook.
3833 2017-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3835 PR target/80695
3836 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
3837 Account for direct move costs for vec_construct of integer
3838 vectors.
3840 2017-05-11 Uros Bizjak <ubizjak@gmail.com>
3842 PR target/80706
3843 * config/i386/sync.md (UNSPEC_LDX_ATOMIC): New unspec.
3844 (UNSPEC_STX_ATOMIC): Ditto.
3845 (loaddi_via_sse): New insn.
3846 (storedi_via_sse): Ditto.
3847 (atomic_loaddi_fpu): Emit loaddi_via_sse and storedi_via_sse.
3848 Update corresponding peephole2 patterns.
3849 (atomic_storedi_fpu): Ditto.
3851 2017-05-11 Julia Koval <julia.koval@intel.com>
3853 * config/i386/avx512fintrin.h (_mm_mask_rsqrt14_sd)
3854 (_mm_maskz_rsqrt14_sd, _mm_mask_rsqrt14_ss, _mm_maskz_rsqrt14_ss):
3855 New intrinsics.
3856 * config/i386/i386-builtin.def (__builtin_ia32_rsqrt14sd_mask)
3857 (__builtin_ia32_rsqrt14ss_mask): New builtins.
3858 * config/i386/sse.md (rsqrt14_<mode>_mask): New pattern.
3860 2017-05-11 Nathan Sidwell <nathan@acm.org>
3862 * graphite-poly.c: Include dumpfile.h.
3864 * dumpfle.h (dump_function): Declare here ...
3865 * tree-dump.h (dump_function): ... not here.
3866 * dumpfile.c: #include tree-cfg.h.
3867 (dump_function): Move here from ...
3868 * tree-dump.c (dump_function): ... here.
3869 * gimplify.c: #include splay-tree.h, not tree-dump.h.
3870 * graphite-poly.c: Don't include tree-dump.h.
3871 * cgraphclones.c: Include dumpfile.h not tree-dump.h.
3872 * print-tree.c: Likewise.
3873 * stor-layout.c: Likewise.
3874 * tree-nested.c: Likewise.
3876 * dumpfile.c (dump_start): Use TDF_FLAGS.
3877 (dump_enable_all): Fix TDF_KIND check thinko.
3879 2017-05-11 Kelvin Nilsen <kelvin@gcc.gnu.org>
3881 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3882 array entries to represent two legal parameterizations of the
3883 overloaded __builtin_cmpb function, as represented by the
3884 P6_OV_BUILTIN_CMPB constant.
3885 (altivec_resolve_overloaded_builtin): Add special case handling
3886 for the __builtin_cmpb function, as represented by the
3887 P6_OV_BUILTIN_CMPB constant.
3888 * config/rs6000/rs6000-builtin.def (BU_P6_2): New macro.
3889 (BU_P6_64BIT_2): New macro.
3890 (BU_P6_OVERLOAD_2): New macro
3891 (CMPB_32): Add 32-bit compare-bytes support for 32-bit only targets.
3892 (CMPB): Add 64-bit compare-bytes support for 32-bit and 64-bit targets.
3893 (CMPB): Add overload support to represent both 32-bit and 64-bit
3894 compare-bytes function.
3895 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
3896 support for TARGET_CMPB.
3897 * config/rs6000/rs6000.h: Add support for RS6000_BTM_CMPB.
3898 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
3899 documentation of the __builtin_cmpb overloaded built-in function.
3901 2017-05-11 Richard Biener <rguenther@suse.de>
3903 PR tree-optimization/80705
3904 * tree-vect-data-refs.c (vect_analyze_data_refs): DECL_NONALIASED
3905 bases are not vectorizable.
3907 2017-05-11 Bin Cheng <bin.cheng@arm.com>
3909 * tree-ssa-loop-ivopts.c (determine_set_costs): Skip non-interger
3910 when counting register pressure.
3912 2017-05-11 Bin Cheng <bin.cheng@arm.com>
3914 * tree-ssa-loop-ivopts.c (compare_cost_pair): New.
3915 (iv_ca_more_deps): Renamed to ...
3916 (iv_ca_compare_deps): ... this.
3917 (iv_ca_extend): Extend iv_ca if NEW_CP is cheaper than OLD_CP.
3919 2017-05-11 Bin Cheng <bin.cheng@arm.com>
3921 * tree-ssa-loop-ivopts.c (find_interesting_uses): Move inv vars dump
3922 to ...
3923 (determine_group_iv_costs): ... here.
3924 (find_inv_vars_cb): Record inv var if it's not recorded before.
3926 2017-05-11 Bin Cheng <bin.cheng@arm.com>
3928 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): Refine comments.
3929 (get_shiftadd_cost): Ditto.
3931 2017-05-11 Bin Cheng <bin.cheng@arm.com>
3933 * tree-ssa-address.c: Include header file.
3934 (move_hint_to_base): Return TRUE if BASE_HINT is moved to memory
3935 address.
3936 (add_to_parts): Refactor.
3937 (addr_to_parts): New parameter. Update use of move_hint_to_base.
3938 (create_mem_ref): Update use of addr_to_parts. Re-associate addr
3939 in new order.
3941 2017-05-11 Bin Cheng <bin.cheng@arm.com>
3943 PR tree-optimization/53090
3944 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New enum value
3945 COMP_IV_EXPR_2.
3946 (extract_cond_operands): Detect condition with IV on both sides
3947 and return COMP_IV_EXPR_2.
3948 (find_interesting_uses_cond): Add iv_use for both IVs in condition.
3949 (rewrite_use_compare): Simplify by removing call to function
3950 extract_cond_operands.
3952 2017-05-11 Bin Cheng <bin.cheng@arm.com>
3954 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New.
3955 (extract_cond_operands): Detect condition comparing against non-
3956 invariant bound and return appropriate enum value.
3957 (find_interesting_uses_cond): Update use of extract_cond_operands.
3958 Handle its return value accordingly.
3959 (determine_group_iv_cost_cond, rewrite_use_compare): Ditto.
3961 2017-05-11 Bin Cheng <bin.cheng@arm.com>
3963 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Re-associate
3964 nonlinear iv_use computation in loop invariant sensitive way.
3966 2017-05-11 Bin Cheng <bin.cheng@arm.com>
3968 * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): New.
3969 (find_iv_candidates): Call relate_compare_use_with_all_cands.
3971 2017-05-11 Bin Cheng <bin.cheng@arm.com>
3973 * tree-ssa-loop-ivopts.c (struct iv_cand): New field inv_exprs.
3974 (dump_cand): Support iv_cand.inv_exprs.
3975 (add_candidate_1): Record invariant exprs in iv_cand.inv_exprs
3976 for candidates.
3977 (iv_ca_set_no_cp, iv_ca_set_cp, free_loop_data): Support
3978 iv_cand.inv_exprs.
3980 2017-05-11 Bin Cheng <bin.cheng@arm.com>
3982 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Move
3983 from ...
3984 * tree-ssa-address.c (multiplier_allowed_in_address_p): ... to here
3985 as local function. Include necessary header files.
3986 * tree-ssa-loop-ivopts.h (multiplier_allowed_in_address_p): Delete.
3988 2017-05-11 Bin Cheng <bin.cheng@arm.com>
3990 * tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify.
3992 2017-05-11 Bin Cheng <bin.cheng@arm.com>
3994 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Handle more
3995 operators: TRUNC_DIV_EXPR, BIT_AND_EXPR, BIT_IOR_EXPR, LSHIFT_EXPR,
3996 RSHIFT_EXPR and BIT_NOT_EXPR.
3998 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4000 * tree-ssa-loop-ivopts.c (get_loop_invariant_expr): Simplify.
4001 (adjust_setup_cost): New parameter supporting round up adjustment.
4002 (struct address_cost_data): Delete.
4003 (force_expr_to_var_cost): Don't bound cost with spill_cost.
4004 (split_address_cost, ptr_difference_cost): Delete.
4005 (difference_cost, compare_aff_trees, record_inv_expr): Delete.
4006 (struct ainc_cost_data): New struct.
4007 (get_address_cost_ainc): New function.
4008 (get_address_cost, get_computation_cost): Reimplement.
4009 (determine_group_iv_cost_address): Record inv_expr for all uses of
4010 a group.
4011 (determine_group_iv_cost_cond): Call get_loop_invariant_expr.
4012 (iv_ca_has_deps): Reimplemented to ...
4013 (iv_ca_more_deps): ... this. Check if NEW_CP introduces more deps
4014 than OLD_CP.
4015 (iv_ca_extend): Call iv_ca_more_deps.
4017 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4019 * tree-ssa-address.c (struct mem_address): Move to header file.
4020 (valid_mem_ref_p, move_fixed_address_to_symbol): Make it global.
4021 * tree-ssa-address.h (struct mem_address): Move from C file.
4022 (valid_mem_ref_p, move_fixed_address_to_symbol): Declare.
4024 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4026 * tree-affine.h (aff_combination_type): New interface.
4027 (aff_combination_zero_p): Remove static.
4028 (aff_combination_const_p): New interface.
4029 (aff_combination_singleton_var_p): New interfaces.
4031 2017-05-11 Richard Biener <rguenther@suse.de>
4033 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4034 Skip unreachable blocks and destinations.
4035 (eliminate): Move stmt removal and fixup ...
4036 (fini_eliminate): ... here. Skip inserted exprs.
4037 (pass_pre::execute): Move fini_pre after fini_eliminate.
4038 * tree-ssa-tailmerge.c: Include tree-cfgcleanup.h.
4039 (tail_merge_optimize): Run cleanup_tree_cfg if requested by
4040 PRE to get rid of dead code that has invalid SSA form and
4041 split critical edges again.
4043 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4045 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
4047 2017-05-11 Richard Biener <rguenther@suse.de>
4049 * passes.c (execute_function_todo): Verify loops if they are
4050 said to be up-to-date.
4051 * cfgexpand.c (pass_expand::execute): Discard loops for -dx.
4052 * trans-mem.c (pass_tm_edges::execute): Mark loops for fixup.
4054 2017-05-10 John David Anglin <danglin@gcc.gnu.org>
4056 PR target/80090
4057 * config/pa/pa.c (pa_assemble_integer): When outputting a SYMBOL_REF,
4058 handle calling assemble_external ourself.
4060 PR target/79027
4061 * config/pa/pa.c (pa_cannot_change_mode_class): Reject changes to/from
4062 modes with zero size. Enhance comment.
4064 2017-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4066 * config/rs6000/rs6000.c (altivec_init_builtins): Define POWER8
4067 built-ins for vec_xl and vec_xst with short and char pointer
4068 arguments.
4070 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
4072 * config/i386/avx512fintrin.h (_mm_mask_max_round_sd)
4073 (_mm_maskz_max_round_sd, _mm_mask_max_round_ss)
4074 (_mm_maskz_max_round_ss, _mm_mask_min_round_sd)
4075 (_mm_maskz_min_round_sd, _mm_mask_min_round_ss)
4076 (_mm_maskz_min_round_ss): New intrinsics.
4077 * config/i386/i386-builtin-types.def (V2DF, V2DF, V2DF, V2DF, UQI, INT)
4078 (V4SF, V4SF, V4SF, V4SF, UQI, INT): New function type aliases.
4079 * config/i386/i386-builtin.def (__builtin_ia32_maxsd_mask_round)
4080 (__builtin_ia32_maxss_mask_round, __builtin_ia32_minsd_mask_round)
4081 (__builtin_ia32_minss_mask_round): New builtins.
4082 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
4083 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
4084 * config/i386/sse.md (<sse>_vm<code><mode>3<round_saeonly_name>):
4085 Rename to ...
4086 (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): ... this.
4087 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|%0, %1, %<iptr>2<round_saeonly_op3>}):
4088 Change to ...
4089 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}):
4090 ... this.
4092 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
4094 * config/i386/avx512fintrin.h (_mm_mask_mul_round_sd)
4095 (_mm_maskz_mul_round_sd, _mm_mask_mul_round_ss)
4096 (_mm_maskz_mul_round_ss, _mm_mask_div_round_sd)
4097 (_mm_maskz_div_round_sd, _mm_mask_div_round_ss)
4098 (_mm_maskz_div_round_ss, _mm_mask_mul_sd, _mm_maskz_mul_sd)
4099 (_mm_mask_mul_ss, _mm_maskz_mul_ss, _mm_mask_div_sd)
4100 (_mm_maskz_div_sd, _mm_mask_div_ss, _mm_maskz_div_ss): New intrinsics.
4101 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
4102 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
4103 * config/i386/i386-builtin.def (__builtin_ia32_divsd_mask_round)
4104 (__builtin_ia32_divss_mask_round, __builtin_ia32_mulsd_mask_round)
4105 (__builtin_ia32_mulss_mask_round): New builtins.
4106 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
4107 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
4108 * config/i386/sse.md (<sse>_vm<multdiv_mnemonic><mode>3<round_name>):
4109 Rename to ...
4110 (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): ... this.
4111 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
4112 Change to ...
4113 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
4114 ... this.
4116 2017-05-10 Julia Koval <julia.koval@intel.com>
4118 * config/i386/avxintrin.h (_mm256_set_m128, _mm256_set_m128d)
4119 (_mm256_set_m128i, _mm256_setr_m128, _mm256_setr_m128d)
4120 (_mm256_setr_m128i): New intrinsics.
4122 2017-05-10 Julia Koval <julia.koval@intel.com>
4124 * config/i386/avx512fintrin.h (_mm_mask_rcp14_sd)
4125 (_mm_maskz_rcp14_sd, _mm_mask_rcp14_ss)
4126 (_mm_maskz_rcp14_ss): New intrinsics.
4127 * config/i386/i386-builtin.def (__builtin_ia32_rcp14sd_mask)
4128 (__builtin_ia32_rcp14ss_mask): New builtins.
4129 * config/i386/sse.md (srcp14<mode>_mask): New pattern.
4131 2017-05-10 Peter Bergner <bergner@vnet.ibm.com>
4133 PR tree-optimization/51513
4134 * tree-cfg.c (gimple_seq_unreachable_p): New function.
4135 (assert_unreachable_fallthru_edge_p): Use it.
4136 (group_case_labels_stmt): Likewise.
4137 * tree-cfg.h: Prototype it.
4138 * stmt.c: Include cfghooks.h and tree-cfg.h.
4139 (emit_case_dispatch_table) <gap_label>: New local variable.
4140 Use it to fill dispatch table gaps.
4141 Test for default_label before updating probabilities.
4142 (expand_case) <default_label>: Remove unneeded initialization.
4143 Test for unreachable default case statement and remove its edge.
4144 Set default_label accordingly.
4145 * tree-ssa-ccp.c (optimize_unreachable): Update comment.
4147 2017-05-10 Carl Love <cel@us.ibm.com>
4149 * config/rs6000/rs6000-c: Add support for built-in functions
4150 vector signed char vec_neg (vector signed char)
4151 vector signed short int vec_neg (vector short int)
4152 vector signed int vec_neg (vector signed int)
4153 vector signed long long vec_neg (vector signed long long)
4154 vector float vec_neg (vector float)
4155 vector double vec_neg (vector double)
4156 * config/rs6000/rs6000-builtin.def: Add definitions for NEG function
4157 overload.
4158 * config/rs6000/altivec.h: Add define for vec_neg
4159 * doc/extend.texi: Update the built-in documentation for the
4160 new built-in functions.
4162 2017-05-10 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4164 PR tree-optimization/77644
4165 * match.pd (sqrt(x) cmp sqrt(y) -> x cmp y): New pattern.
4167 2017-05-10 Nathan Sidwell <nathan@acm.org>
4169 * dumpfile.h (TDI_lang_all): New.
4170 (TDF_KIND): New. Renumber others
4171 (TDF_LANG, TDF_TREE, TDF_RTL, TDF_IPA): Enumerate value, rather
4172 than bits.
4173 * dumpfile.c (dump_files): Mark language dumps as TDF_LANG. add
4174 lang-all.
4175 (get_dump_file_name): Adjust suffix generation.
4176 (dump_enable_all): Use TDF_KIND.
4177 * doc/invoke.texi (-fdump-lang-all): Document.
4179 * dumpfile.h: Tabify.
4181 2017-05-10 Wilco Dijkstra <wdijkstr@arm.com>
4183 PR target/80671
4184 * config/aarch64/cortex-a57-fma-steering.c (merge_forest):
4185 Move member access before delete.
4187 2017-05-10 Alexandre Oliva <aoliva@redhat.com>
4189 * tree-inline.c (expand_call_inline): Split block at stmt
4190 before the call.
4192 2017-05-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4194 PR target/68163
4195 * config/rs6000/rs6000.md (f32_lr): Delete mode attributes that
4196 are now unused after splitting mov{sf,sd}_hardfloat.
4197 (f32_lr2): Likewise.
4198 (f32_lm): Likewise.
4199 (f32_lm2): Likewise.
4200 (f32_li): Likewise.
4201 (f32_li2): Likewise.
4202 (f32_lv): Likewise.
4203 (f32_sr): Likewise.
4204 (f32_sr2): Likewise.
4205 (f32_sm): Likewise.
4206 (f32_sm2): Likewise.
4207 (f32_si): Likewise.
4208 (f32_si2): Likewise.
4209 (f32_sv): Likewise.
4210 (f32_dm): Likewise.
4211 (f32_vsx): Likewise.
4212 (f32_av): Likewise.
4213 (mov<mode>_hardfloat): Split into separate movsf and movsd pieces.
4214 For movsf, order stores so the VSX stores occur before the GPR
4215 store which encourages the register allocator to use a traditional
4216 FPR instead of a GPR. For movsd, order the stores so that the GPR
4217 store comes before the VSX stores to allow the power6 to work.
4218 This is due to the power6 not having a 32-bit integer store
4219 instruction from a FPR.
4220 (movsf_hardfloat): Likewise.
4221 (movsd_hardfloat): Likewise.
4223 2017-05-09 Martin Sebor <msebor@redhat.com>
4225 PR translation/80280
4226 * config/sol2-c.c (cmn_err_flag_specs): Initialize new data member
4227 added in r247778.
4229 PR translation/80280
4230 * config/i386/msformat-c.c (ms_printf_flag_specs): Initialize new
4231 data member added in r247778.
4232 (ms_scanf_flag_specs, ms_strftime_flag_specs): Same.
4234 2017-05-09 Nathan Sidwell <nathan@acm.org>
4236 * tree.h (tree_fits_shwi_p, tree_fits_uhwi_p): Unconditionally pure.
4238 * ipa-devirt.c (default_hash_traits<type_pair>): Skip struct-scope
4239 typedefs.
4241 2017-05-09 Marek Polacek <polacek@redhat.com>
4243 * doc/invoke.texi: Fix typo.
4245 2017-05-09 Richard Biener <rguenther@suse.de>
4247 * tree-vrp.c (vrp_val_is_max): Adjust comment.
4248 (vrp_val_is_min): Likewise.
4249 (set_value_range_to_value): Likewise.
4250 (set_value_range_to_nonnegative): Likewise.
4251 (gimple_assign_nonzero_p): Likewise.
4252 (gimple_stmt_nonzero_p): Likewise.
4253 (vrp_int_const_binop): Likewise. Remove unreachable case.
4254 (adjust_range_with_scev): Adjust comments.
4255 (compare_range_with_value): Likewise.
4256 (extract_range_from_phi_node): Likewise.
4257 (test_for_singularity): Likewise.
4259 2017-05-09 Richard Biener <rguenther@suse.de>
4261 * tree-vrp.c (get_single_symbol): Add assert that we don't
4262 get overflowed constants as invariant part.
4263 (compare_values_warnv): Add comment before the TREE_NO_WARNING
4264 checks. Use wi::cmp instead of recursing for integer constants.
4265 (compare_values): Just ignore whether we assumed undefined
4266 overflow instead of failing the compare.
4267 (extract_range_for_var_from_comparison_expr): Add comment before the
4268 TREE_NO_WARNING sets.
4269 (test_for_singularity): Likewise.
4270 (extract_range_from_comparison): Do not disable optimization
4271 when we assumed undefined overflow.
4272 (extract_range_basic): Remove init of unused var.
4274 2017-05-09 Richard Biener <rguenther@suse.de>
4276 * tree-vrp.c (vrp_int_const_binop): Use wide-ints and simplify.
4277 (extract_range_from_multiplicative_op_1): Adjust.
4278 (extract_range_from_binary_expr_1): Use int_const_binop.
4280 2017-05-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
4282 PR target/80101
4283 * config/rs6000/power6.md: Replace store_data_bypass_p calls with
4284 rs6000_store_data_bypass_p in seven define_bypass directives and
4285 in several comments.
4286 * config/rs6000/rs6000-protos.h: Add prototype for
4287 rs6000_store_data_bypass_p function.
4288 * config/rs6000/rs6000.c (rs6000_store_data_bypass_p): New
4289 function implements slightly different (rs6000-specific) semantics
4290 than store_data_bypass_p, returning false rather than aborting
4291 with assertion error when arguments do not satisfy the
4292 requirements of store data bypass.
4293 (rs6000_adjust_cost): Replace six calls of store_data_bypass_p with
4294 rs6000_store_data_bypass_p.
4296 2017-05-08 Max Filippov <jcmvbkbc@gmail.com>
4298 * config/xtensa/xtensa-protos.h
4299 (xtensa_initial_elimination_offset): New declaration.
4300 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
4301 New function. Move its body from the INITIAL_ELIMINATION_OFFSET
4302 macro definition, add case for FRAME_POINTER_REGNUM when
4303 FRAME_GROWS_DOWNWARD.
4304 * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): New macro definition.
4305 (INITIAL_ELIMINATION_OFFSET): Replace body with call to
4306 xtensa_initial_elimination_offset.
4308 2017-05-08 Nathan Sidwell <nathan@acm.org>
4310 * doc/invoke.texi: Alphabetize -fdump options.
4312 2017-05-08 Martin Sebor <msebor@redhat.com>
4314 PR translation/80280
4315 * config/sol2-c.c (solaris_pragma_align): Correct quoting.
4317 2017-05-08 Bernd Edlinger <bernd.edlinger@hotmail.de>
4319 * target.def (compute_frame_layout): New optional target hook.
4320 * doc/tm.texi.in (TARGET_COMPUTE_FRAME_LAYOUT): Add hook.
4321 * doc/tm.texi (TARGET_COMPUTE_FRAME_LAYOUT): Add documentation.
4322 * lra-eliminations.c (update_reg_eliminate): Call compute_frame_layout
4323 target hook.
4324 * reload1.c (verify_initial_elim_offsets): Likewise.
4325 * config/arm/arm.c (TARGET_COMPUTE_FRAME_LAYOUT): Define.
4326 (use_simple_return_p): Call arm_compute_frame_layout if needed.
4327 (arm_get_frame_offsets): Split up into this ...
4328 (arm_compute_frame_layout): ... and this function.
4330 2017-05-08 Richard Sandiford <richard.sandiford@arm.com>
4332 * config/aarch64/constraints.md (Usa): New constraint.
4333 * config/aarch64/aarch64.md (*movsi_aarch64, *movdi_aarch64): Use it.
4335 2017-05-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
4337 * config.gcc (arm*-*-*): Set TM_MULTILIB_CONFIG from
4338 with_multilib_list after it has been checked.
4340 2017-05-08 Richard Biener <rguenther@suse.de>
4342 * tree-ssa-pre.c (bitmap_set_and): Avoid bitmap copy.
4343 (bitmap_set_subtract_values): Likewise.
4345 2017-05-08 Richard Biener <rguenther@suse.de>
4347 * tree-vrp.c (gimple_assign_nonzero_warnv_p): Rename to ...
4348 (gimple_assign_nonzero): ... this and remove strict_overflow_p
4349 argument.
4350 (gimple_stmt_nonzero_warnv_p): Rename to ...
4351 (gimple_stmt_nonzero_p): ... this and remove strict_overflow_p
4352 argument.
4353 (vrp_stmt_computes_nonzero): Remove strict_overflow_p argument.
4354 (extract_range_basic): Adjust, do not disable propagation on
4355 strict overflow sensitive simplification.
4356 (vrp_visit_cond_stmt): Likewise.
4358 2017-05-05 Jan Hubicka <hubicka@ucw.cz>
4360 * ipa-inline-analysis.c (estimate_function_body_sizes): Recompute
4361 body size unconditionally.
4363 2017-05-07 Jeff Law <law@redhat.com>
4365 Revert:
4366 2017-05-06 Jeff Law <law@redhat.com>
4367 PR tree-optimization/78496
4368 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
4369 code.
4371 PR tree-optimization/78496
4372 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
4373 (simplify_stmt_using_ranges): Call it.
4374 (vrp_dom_walker::before_dom_children): Extract equivalences
4375 from an ASSERT_EXPR with an equality comparison against a
4376 constant.
4378 2017-05-06 Jeff Law <law@redhat.com>
4380 PR tree-optimization/78496
4381 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
4382 code.
4384 PR tree-optimization/78496
4385 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
4386 (simplify_stmt_using_ranges): Call it.
4387 (vrp_dom_walker::before_dom_children): Extract equivalences
4388 from an ASSERT_EXPR with an equality comparison against a
4389 constant.
4391 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
4393 * lra-constraints.c (lra_copy_reg_equiv): New function.
4394 (split_reg): Use it to copy equivalence information from the
4395 original register to the spill register.
4397 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
4399 PR rtl-optimization/75964
4400 * simplify-rtx.c (simplify_const_relational_operation): Remove
4401 invalid handling of comparisons of integer ABS.
4403 2017-05-06 Uros Bizjak <ubizjak@gmail.com>
4405 * config/i386/i386.c (ext_80387_constant_init): Do not explicitly
4406 initialize to zero.
4407 (init_regs): Remove declaration.
4408 (function_arg_advance_32): Initialize error_p as boolean variable.
4410 2017-05-05 Nathan Sidwell <nathan@acm.org>
4412 * store-motion.c (remove_reachable_equiv_notes): Reformat long
4413 lines. Use for (;;).
4415 2017-05-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4417 * config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var.
4418 (rs6000_init_cost): Initialize rs6000_vect_nonmem.
4419 (rs6000_add_stmt_cost): Update rs6000_vect_nonmem.
4420 (rs6000_finish_cost): Avoid vectorizing simple copy loops with
4421 VF=2 that require versioning.
4423 2017-05-05 David Malcolm <dmalcolm@redhat.com>
4425 * diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const
4426 int.
4428 2017-05-05 David Malcolm <dmalcolm@redhat.com>
4430 * diagnostic.h (diagnostic_override_option_index): Convert from
4431 macro to inline function.
4433 2017-05-05 David Malcolm <dmalcolm@redhat.com>
4435 * diagnostic.c (last_module_changed_p): New function.
4436 (set_last_module): New function.
4437 (diagnostic_report_current_module): Convert macro usage to
4438 the above functions.
4439 * diagnostic.h (diagnostic_context::last_module): Strengthen
4440 from const line_map * to const line_map_ordinary *.
4441 (diagnostic_last_module_changed): Delete macro.
4442 (diagnostic_set_last_module): Delete macro.
4444 2017-05-05 David Malcolm <dmalcolm@redhat.com>
4446 * diagnostic.c (diagnostic_impl): Replace report_diagnostic
4447 with diagnostic_report_diagnostic.
4448 (diagnostic_n_impl_richloc): Likewise.
4449 * diagnostic.h (report_diagnostic): Delete macro.
4450 * rtl-error.c (diagnostic_for_asm): Replace report_diagnostic
4451 with diagnostic_report_diagnostic.
4452 * substring-locations.c (format_warning_va): Likewise.
4454 2017-05-05 David Malcolm <dmalcolm@redhat.com>
4456 * diagnostic.c (diagnostic_report_diagnostic): Eliminate
4457 save/restor of format_spec. Move option-printing code to...
4458 (print_option_information): ...this new function, and
4459 reimplement by simply printing to the pretty_printer,
4460 rather than appending to the format string.
4462 2017-05-05 David Malcolm <dmalcolm@redhat.com>
4464 * diagnostic.c (diagnostic_report_diagnostic): Split out pragma
4465 handling logic into...
4466 (update_effective_level_from_pragmas): ...this new function.
4468 2017-05-04 Andrew Waterman <andrew@sifive.com>
4470 * config/riscv/riscv.opt (mstrict-align): New option.
4471 * config/riscv/riscv.h (STRICT_ALIGNMENT): Use it. Update comment.
4472 (SLOW_UNALIGNED_ACCESS): Define.
4473 (riscv_slow_unaligned_access): Declare.
4474 * config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access
4475 field.
4476 (riscv_slow_unaligned_access): New variable.
4477 (rocket_tune_info): Set slow_unaligned_access to true.
4478 (optimize_size_tune_info): Set slow_unaligned_access to false.
4479 (riscv_cpu_info_table): Add entry for optimize_size_tune_info.
4480 (riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN.
4481 (riscv_option_override): Set riscv_slow_unaligned_access.
4482 * doc/invoke.texi: Add -mstrict-align to RISC-V.
4484 2017-05-04 Kito Cheng <kito.cheng@gmail.com>
4486 * config/riscv/riscv.md: Unify indentation.
4488 2017-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
4490 PR target/79038
4491 PR target/79202
4492 PR target/79203
4493 * config/rs6000/rs6000.md (u code attribute): Add FIX and
4494 UNSIGNED_FIX.
4495 (extendsi<mode>2): Add support for doing sign extension via
4496 VUPKHSW and XXPERMDI if the value is in Altivec registers and we
4497 don't have ISA 3.0 instructions.
4498 (extendsi<mode>2 splitter): Likewise.
4499 (fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
4500 generate the normal insns since SImode can now go in vector
4501 registers. Disallow the special UNSPECs needed for previous
4502 machines to hide SImode being used. Add new insns
4503 fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
4504 (fix_trunc<mode>si2_stfiwx): Likewise.
4505 (fix_trunc<mode>si2_internal): Likewise.
4506 (fixuns_trunc<mode>si2): Likewise.
4507 (fixuns_trunc<mode>si2_stfiwx): Likewise.
4508 (fctiw<u>z_<mode>_smallint): Likewise.
4509 (fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
4510 of floating point to 32-bit integer from doing a direct move to
4511 the GPR registers to do a store.
4512 (fctiwz_<mode>): Break long line.
4514 2017-05-05 Bin Cheng <bin.cheng@arm.com>
4516 * Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c.
4517 * tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete.
4518 (addr_list, addr_offset_valid_p): New.
4519 (split_address_groups): Check offset validity with above function.
4520 (gt-tree-ssa-loop-ivopts.h): Include header file.
4522 2017-05-05 Nathan Sidwell <nathan@acm.org>
4524 * config.gcc (arm*-*-*): Add missing 'fi'.
4526 2017-05-05 Steve Ellcey <sellcey@cavium.com>
4528 * doc/invoke.texi (-fopt-info): Explicitly say order of options
4529 included in -fopt-info does not matter.
4530 * doc/optinfo.texi (-fopt-info): Fix description of default
4531 behavour. Explicitly say order of options included in -fopt-info
4532 does not matter.
4534 2017-05-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
4536 * config.gcc: Allow combinations of aprofile and rmprofile values for
4537 --with-multilib-list.
4538 * config/arm/t-multilib: New file.
4539 * config/arm/t-aprofile: Remove initialization of MULTILIB_*
4540 variables. Remove setting of ISA and floating-point ABI in
4541 MULTILIB_OPTIONS and MULTILIB_DIRNAMES. Set architecture and FPU in
4542 MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS
4543 and MULTILIB_DIRNAMES respectively. Add comment to introduce all
4544 matches. Add architecture matches for marvel-pj4 and generic-armv7-a
4545 CPU options.
4546 * config/arm/t-rmprofile: Likewise except for the matches changes.
4547 * doc/install.texi (--with-multilib-list): Document the combination of
4548 aprofile and rmprofile values and warn about pitfalls in doing that.
4550 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
4552 * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
4553 (movdi_aarch64): Likewise.
4555 2017-05-05 Jakub Jelinek <jakub@redhat.com>
4557 PR tree-optimization/80632
4558 * tree-switch-conversion.c (struct switch_conv_info): Add target_vop
4559 field.
4560 (build_arrays): Initialize it for virtual phis.
4561 (fix_phi_nodes): Use it for virtual phis.
4563 PR tree-optimization/80558
4564 * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
4565 [x, y] op z into [x op, y op z] for op & or | if conditions
4566 are met.
4568 2017-05-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
4569 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
4571 PR target/71607
4572 * config/arm/arm.md (use_literal_pool): Remove.
4573 (64-bit immediate split): No longer takes cost into consideration
4574 if arm_disable_literal_pool is enabled.
4575 * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
4576 used when arm_disable_literal_pool is enabled.
4577 (arm_max_const_double_inline_cost): Remove use of
4578 arm_disable_literal_pool.
4579 (push_minipool_fix): Add assert.
4580 (arm_reorg): Add return if arm_disable_literal_pool is enabled.
4581 * config/arm/vfp.md (no_literal_pool_df_immediate): New.
4582 (no_literal_pool_sf_immediate): New.
4584 2017-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4586 PR tree-optimization/80613
4587 * tree-ssa-dce.c (propagate_necessity): Remove cases for
4588 BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
4590 2017-05-05 Richard Biener <rguenther@suse.de>
4592 * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
4594 2017-05-05 Georg-Johann Lay <avr@gjlay.de>
4596 * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
4597 of this flag from insn conditions due to removal from r247495.
4599 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
4601 * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
4602 New function.
4603 (arm_early_store_addr_dep_ptr): Likewise.
4604 * config/arm/aarch-common-protos.h
4605 (arm_early_load_addr_dep_ptr): Add prototype.
4606 (arm_early_store_addr_dep_ptr): Likewise.
4607 * config/arm/cortex-a53.md: Add new bypasses.
4609 2017-05-05 Jakub Jelinek <jakub@redhat.com>
4611 * tree.c (next_type_uid): Change type to unsigned.
4612 (type_hash_canon): Decrement back next_type_uid if
4613 freeing a type node with the highest TYPE_UID. For INTEGER_TYPEs
4614 also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
4615 if possible.
4617 2017-05-04 Martin Sebor <msebor@redhat.com>
4619 * builtins.c: Fix a trivial typo in a comment.
4621 PR middle-end/79234
4622 * builtins.c (check_sizes): Adjust to handle reading past the end.
4623 Avoid printing excessive upper bound of ranges. Use %E to print
4624 tree nodes instead of converting them to %wu.
4625 (expand_builtin_memchr): New function.
4626 (compute_dest_size): Rename...
4627 (compute_objsize): ...to this.
4628 (expand_builtin_memcpy): Adjust.
4629 (expand_builtin_mempcpy): Adjust.
4630 (expand_builtin_strcat): Adjust.
4631 (expand_builtin_strcpy): Adjust.
4632 (check_strncat_sizes): Adjust.
4633 (expand_builtin_strncat): Adjust.
4634 (expand_builtin_strncpy): Adjust and simplify.
4635 (expand_builtin_memset): Adjust.
4636 (expand_builtin_bzero): Adjust.
4637 (expand_builtin_memcmp): Adjust.
4638 (expand_builtin): Handle memcmp.
4639 (maybe_emit_chk_warning): Check strncat just once.
4641 2017-05-04 Martin Sebor <msebor@redhat.com>
4643 PR preprocessor/79214
4644 PR middle-end/79222
4645 PR middle-end/79223
4646 * builtins.c (check_sizes): Add inlining context and issue
4647 warnings even when -Wno-system-headers is set.
4648 (check_strncat_sizes): Same.
4649 (expand_builtin_strncat): Same.
4650 (expand_builtin_memmove): New function.
4651 (expand_builtin_stpncpy): Same.
4652 (expand_builtin): Handle memmove and stpncpy.
4654 2017-05-04 Bin Cheng <bin.cheng@arm.com>
4656 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
4657 which is not used any more.
4659 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
4661 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
4663 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
4665 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
4666 (cortexa53_tunings): Likewise.
4667 (cortexa57_tunings): Likewise.
4668 (cortexa72_tunings): Likewise.
4669 (cortexa73_tunings): Likewise.
4671 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
4673 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
4674 Set loop alignment to 8.
4676 2017-05-04 Martin Sebor <msebor@redhat.com>
4678 PR translation/80280
4679 * builtins.c (expand_builtin_object_size): Add missing quoting to
4680 %D and like directives.
4681 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
4682 (hsa_type_for_tree_type): Same.
4683 (verify_function_arguments): Same.
4684 * symtab.c (symbol_table::change_decl_assembler_name): Same.
4685 * varasm.c (get_section): Same.
4686 (mark_weak): Same.
4688 2017-05-04 Martin Sebor <msebor@redhat.com>
4690 PR translation/80280
4691 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
4693 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
4695 * config/aarch64/aarch64.c (generic_addrcost_table):
4696 Change HI/TI mode setting.
4698 2017-05-04 Martin Jambor <mjambor@suse.cz>
4700 PR tree-optimization/80622
4701 * tree-sra.c (comes_initialized_p): New function.
4702 (build_accesses_from_assign): Only set write lazily when
4703 comes_initialized_p is false.
4704 (analyze_access_subtree): Use comes_initialized_p.
4705 (propagate_subaccesses_across_link): Assert !comes_initialized_p
4706 instead of testing for PARM_DECL.
4708 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4710 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
4711 constraint on operand 0 to allow more general addressing modes.
4712 Adjust output template.
4713 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
4714 New function.
4715 * config/aarch64/aarch64-protos.h
4716 (aarch64_address_valid_for_prefetch_p): Declare prototype.
4717 * config/aarch64/constraints.md (Dp): New address constraint.
4718 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
4719 predicate.
4721 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
4723 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
4724 update use of estimate_ipcp_clone_size_and_time.
4725 (estimate_local_effects): Update use of
4726 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
4727 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
4728 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
4729 Return nonspecialized time.
4731 2017-05-04 Richard Biener <rguenther@suse.de>
4733 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
4734 for the last VUSE which def dominates the PHI. Directly call
4735 maybe_skip_until.
4736 (get_continuation_for_phi_1): Remove.
4738 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
4740 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
4741 to explain the use of truncating division. Cap the number of
4742 iterations to the maximum given by nb_iterations_upper_bound,
4743 if defined.
4745 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4747 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
4748 * configure: Regenerate.
4749 * config.in: Regenerate.
4750 * config/i386/driver-mingw32.c: new file.
4751 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
4752 * config.host: Link driver-mingw32.o on MinGW host.
4753 * doc/install.texi: Document new --enable-mingw-wildcard configure
4754 option.
4756 2017-05-04 Marek Polacek <polacek@redhat.com>
4758 PR tree-optimization/80612
4759 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
4761 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
4762 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
4764 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
4765 (movt splitter): Likewise.
4766 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
4767 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
4768 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
4769 block for Thumb-1 with MOVT.
4770 (thumb2_legitimate_address_p): Move code block ...
4771 (can_avoid_literal_pool_for_label_p): ... into this new function.
4772 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
4773 literal pool.
4774 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
4775 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
4776 "M-profile targets with the MOVT instruction".
4778 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
4780 * gcc/config/arm/arm-builtins.c (arm_init_builtins): Rename
4781 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
4782 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
4784 2017-05-04 Martin Liska <mliska@suse.cz>
4786 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
4787 variable cond_code.
4789 2017-05-04 Richard Biener <rguenther@suse.de>
4791 * tree.c (array_at_struct_end_p): Handle arrays at struct
4792 end with flexarrays more conservatively. Refactor and treat
4793 arrays of arrays or aggregates more strict. Fix
4794 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
4795 * tree.c (array_at_struct_end_p): Adjust prototype.
4796 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
4797 * gimple-fold.c (get_range_strlen): Likewise.
4798 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
4800 2017-05-04 Richard Biener <rguenther@suse.de>
4802 PR tree-optimization/31130
4803 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
4804 false.
4805 (supports_overflow_infinity): Likewise.
4806 (is_negative_overflow_infinity): Likewise.
4807 (is_positive_overflow_infinity): Likewise.
4808 (is_overflow_infinity): Likewise.
4809 (stmt_overflow_infinity): Likewise.
4810 (overflow_infinity_range_p): Likewise.
4811 (usable_range_p): Remove as always returning true.
4812 (make_overflow_infinity): Remove.
4813 (negative_overflow_infinity): Likewise.
4814 (positive_overflow_infinity): Likewise.
4815 (avoid_overflow_infinity): Likewise.
4816 (set_value_range): Adjust accordingly.
4817 (set_value_range_to_nonnegative): Likewise, remove now unused
4818 overflow_infinity arg.
4819 (vrp_operand_equal_p): Adjust.
4820 (update_value_range): Likewise.
4821 (range_int_cst_singleton_p): Likewise.
4822 (operand_less_p): Likewise.
4823 (compare_values_warnv): Likewise.
4824 (extract_range_for_var_from_comparison_expr): Likewise.
4825 (vrp_int_const_binop): Likewise.
4826 (zero_nonzero_bits_from_vr): Likewise.
4827 (extract_range_from_multiplicative_op_1): Likewise.
4828 (extract_range_from_binary_expr_1): Likewise.
4829 (extract_range_from_unary_expr): Likewise.
4830 (extract_range_from_comparison): Likewise.
4831 (extract_range_basic): Likewise.
4832 (adjust_range_with_scev): Likewise.
4833 (compare_ranges): Likewise.
4834 (compare_range_with_value): Likewise.
4835 (dump_value_range): Likewise.
4836 (test_for_singularity): Likewise, remove strict_overflow_p parameter
4837 never used.
4838 (simplify_cond_using_ranges): Adjust.
4840 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
4842 * brig-builtins.def: Added a builtin for class_f64.
4843 * builtin-types.def: Added a builtin type needed by class_f64.
4845 2017-05-03 Jason Merrill <jason@redhat.com>
4847 * timevar.def: Add TV_CONSTEXPR.
4849 2017-05-03 David Malcolm <dmalcolm@redhat.com>
4851 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
4853 2017-05-03 Martin Jambor <mjambor@suse.cz>
4855 * ipa-prop.c (ipa_update_after_lto_read): Removed.
4856 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
4857 * ipa-cp.c (ipcp_propagate_stage): Do not call
4858 ipa_update_after_lto_read.
4859 * ipa-inline.c (ipa_inline): Likewise.
4861 2017-05-03 Martin Jambor <mjambor@suse.cz>
4863 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
4864 tag. Added a default constructor and a destructor.
4865 (ipa_edge_args_sum_t): New class;
4866 (ipa_edge_args_sum): Declare.
4867 (ipa_edge_args_vector): Remove declaration.
4868 (IPA_EDGE_REF): Use ipa_edge_args_sum.
4869 (ipa_free_edge_args_substructures): Remove declaration.
4870 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
4871 (ipa_edge_args_info_available_for_edge_p): Likewise.
4872 * ipa-prop.c (ipa_edge_args_vector): Removed.
4873 (edge_removal_hook_holder): Likewise.
4874 (edge_duplication_hook_holder): Likewise.
4875 (ipa_edge_args_sum): New variable.
4876 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
4877 ipa_edge_args_vector.
4878 (ipa_free_edge_args_substructures): Likewise.
4879 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
4880 ipa_edge_args_vector.
4881 (ipa_edge_removal_hook): Turned into method
4882 ipa_edge_args_sum_t::remove.
4883 (ipa_edge_duplication_hook): Turned into method
4884 ipa_edge_args_sum_t::duplicate.
4885 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
4886 registering edge hooks.
4887 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
4888 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
4889 ipa_edge_args_sum instead of ipa_edge_args_vector.
4890 * ipa-profile.c (ipa_profile): Likewise.
4892 2017-05-03 Martin Jambor <mjambor@suse.cz>
4894 * symbol-summary.h (function_summary): New method exists.
4895 (function_summary::symtab_removal): Deallocate through release.
4896 (call_summary): New class.
4897 (gt_ggc_mx): New overload.
4898 (gt_pch_nx): Likewise.
4899 (gt_pch_nx): Likewise.
4901 2017-05-03 Jeff Law <law@redhat.com>
4903 PR tree-optimization/78496
4904 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
4905 from simplify_cond_using_ranges. Split off code to walk
4906 backwards through casts into ...
4907 (simplify_cond_using_ranges_2): New function.
4908 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
4909 (execute_vrp): After identifying jump threads, call
4910 simplify_cond_using_ranges_2.
4912 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
4914 PR bootstrap/80609
4915 * ipa-inline.h (inline_summary): Add ctor.
4916 (create_ggc): Do not use ggc_cleared_alloc.
4918 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
4919 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4921 * gcc.c (handle_braces): Support escaping in switch matching
4922 text.
4923 * doc/invoke.texi (Spec Files): Document it.
4924 Remove superfluous @code markup in items.
4926 2017-05-03 David Malcolm <dmalcolm@redhat.com>
4928 * diagnostic-show-locus.c (struct column_range): New struct.
4929 (get_affected_columns): New function.
4930 (get_printed_columns): New function.
4931 (struct correction): New struct.
4932 (correction::ensure_capacity): New function.
4933 (correction::ensure_terminated): New function.
4934 (struct line_corrections): New struct.
4935 (line_corrections::~line_corrections): New dtor.
4936 (line_corrections::add_hint): New function.
4937 (layout::print_trailing_fixits): Reimplement in terms of the new
4938 classes.
4939 (selftest::test_overlapped_fixit_printing): New function.
4940 (selftest::diagnostic_show_locus_c_tests): Call it.
4942 2017-05-03 Nathan Sidwell <nathan@acm.org>
4944 Canonicalize canonical type hashing
4945 * tree.h (type_hash_canon_hash): Declare.
4946 * tree.c (type_hash_list, attribute_hash_list): Move into
4947 type_hash_canon_hash.
4948 (build_type_attribute_qual_variant): Break out hash code calc into
4949 type_hash_canon_hash.
4950 (type_hash_canon_hash): New. Generic type hash computation.
4951 (build_range_type_1, build_array_type_1, build_function_type,
4952 build_method_type_directly, build_offset_type, build_complex_type,
4953 make_vector_type): Call it.
4955 2017-05-03 Richard Biener <rguenther@suse.de>
4957 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4958 When all DRs have unknown misaligned do not always peel
4959 when there is a store but apply the same costing model as if
4960 there were only loads.
4962 2017-05-03 Richard Biener <rguenther@suse.de>
4964 Revert
4965 PR tree-optimization/80492
4966 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
4967 compare_base_decls returning dont-know properly.
4969 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
4971 * config/arm/iterators.md (CCSI): New mode iterator.
4972 (arch): New mode attribute.
4973 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
4974 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
4975 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
4976 code iterator for success result mode.
4977 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
4978 the corresponding new insn generators.
4980 2017-05-03 Bin Cheng <bin.cheng@arm.com>
4982 Revert r247509
4983 2017-05-02 Bin Cheng <bin.cheng@arm.com>
4984 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
4986 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
4988 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
4989 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
4990 (DDR_A): Wrap DDR argument in brackets.
4991 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
4992 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
4993 (DDR_REVERSED_P): Likewise.
4995 2017-05-03 Jakub Jelinek <jakub@redhat.com>
4997 PR tree-optimization/79472
4998 * tree-switch-conversion.c (struct switch_conv_info): Add
4999 contiguous_range and default_case_nonstandard fields.
5000 (collect_switch_conv_info): Compute contiguous_range and
5001 default_case_nonstandard fields, don't clear final_bb if
5002 contiguous_range and only the default case doesn't have the required
5003 structure.
5004 (check_all_empty_except_final): Set default_case_nonstandard instead
5005 of failing if contiguous_range and the default case doesn't have empty
5006 block.
5007 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
5008 and only the default case doesn't have the required constants. Skip
5009 virtual phis.
5010 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
5011 if default_case_nonstandard.
5012 (build_constructors): Build constant 1 just once. Assert that default
5013 values aren't inserted in between cases if contiguous_range. Skip
5014 virtual phis.
5015 (build_arrays): Skip virtual phis.
5016 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
5017 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
5018 Handle virtual phis.
5019 (gen_inbound_check): Handle default_case_nonstandard case.
5020 (process_switch): Adjust check_final_bb caller. Call
5021 gather_default_values with the first non-default case instead of
5022 default case if default_case_nonstandard.
5024 2017-05-02 Nathan Sidwell <nathan@acm.org>
5026 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
5027 check. Fix formatting.
5029 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
5031 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
5032 errors when comparing specialized and unspecialized times.
5034 2017-05-02 David Malcolm <dmalcolm@redhat.com>
5036 * diagnostic-show-locus.c
5037 (layout::should_print_annotation_line_p): Make private.
5038 (layout::print_annotation_line): Make private.
5039 (layout::annotation_line_showed_range_p): Make private.
5040 (layout::show_ruler): Make private.
5041 (layout::print_source_line): Make private. Pass in line and
5042 line_width, rather than calling location_get_source_line. Drop
5043 returned value.
5044 (layout::print_leading_fixits): New method.
5045 (layout::print_any_fixits): Rename to...
5046 (layout::print_trailing_fixits): ...this, and make private.
5047 Don't print newline fixits.
5048 (diagnostic_show_locus): Move logic for printing one row into...
5049 (layout::print_line): ...this new function. Move the
5050 location_get_source_line call and error-handling from
5051 print_source_line to here. Call print_leading_fixits, and rename
5052 print_any_fixits to print_trailing_fixits.
5053 (selftest::test_fixit_insert_containing_newline): Update now that
5054 newlines are partially supported.
5055 (selftest::test_fixit_insert_containing_newline_2): New test.
5056 (selftest::test_fixit_replace_containing_newline): Update comments.
5057 (selftest::diagnostic_show_locus_c_tests): Call the new test.
5058 * edit-context.c (class added_line): New class.
5059 (class edited_line): Describe newline handling in comment.
5060 (edited_line::actually_edited_p): New method.
5061 (edited_line::print_content): Delete redundant decl.
5062 (edited_line::m_predecessors): New field.
5063 (edited_file::print_content): Call edited_line::print_content.
5064 (edited_file::print_diff): Update to support newlines.
5065 (edited_file::print_diff_hunk): Likewise.
5066 (edited_file::print_run_of_changed_lines): New function.
5067 (edited_file::print_diff_line): Convert to...
5068 (print_diff_line): ...this.
5069 (edited_file::get_effective_line_count): New function.
5070 (edited_line::edited_line): Initialize new field m_predecessors.
5071 (edited_line::~edited_line): Clean up m_predecessors.
5072 (edited_line::apply_fixit): Handle newlines.
5073 (edited_line::get_effective_line_count): New function.
5074 (edited_line::print_content): New function.
5075 (edited_line::print_diff_lines): New function.
5076 (selftest::test_applying_fixits_insert_containing_newline): New
5077 test.
5078 (selftest::test_applying_fixits_replace_containing_newline): New
5079 test.
5080 (selftest::insert_line): New function.
5081 (selftest::test_applying_fixits_multiple_lines): Add example of
5082 inserting a line.
5083 (selftest::edit_context_c_tests): Call the new tests.
5085 2017-05-02 Bin Cheng <bin.cheng@arm.com>
5087 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
5088 parameter cand. Update dump information.
5089 (get_computation_cost): Update uses.
5091 2017-05-02 Bin Cheng <bin.cheng@arm.com>
5093 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
5094 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
5095 (get_computation_at, rewrite_use_address): Update use of
5096 get_computation_aff.
5098 2017-05-02 Bin Cheng <bin.cheng@arm.com>
5100 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
5101 (get_computation): Delete.
5102 (get_computation_cost): Implement like get_computation_cost_at.
5103 Use get_computation_at.
5104 (get_computation_cost_at): Delete.
5105 (rewrite_use_nonlinear_expr): Use get_computation_at.
5106 (rewrite_use_compare, remove_unused_ivs): Ditto.
5108 2017-05-02 Bin Cheng <bin.cheng@arm.com>
5110 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
5112 2017-05-02 Bin Cheng <bin.cheng@arm.com>
5114 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
5115 (ivopts_global_cost_for_size): Rename parameter and update uses.
5116 (iv_ca_recount_cost): Update uses.
5117 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
5118 candidates seperately in n_invs and n_cands.
5119 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
5121 2017-05-02 Bin Cheng <bin.cheng@arm.com>
5123 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
5124 (find_inv_vars_cb): New.
5125 (find_depends): Renamed to ...
5126 (find_inv_vars): ... this.
5127 (add_candidate_1, force_var_cost): Call find_inv_vars.
5128 (split_address_cost, determine_group_iv_cost_cond): Ditto.
5130 2017-05-02 Bin Cheng <bin.cheng@arm.com>
5132 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
5133 inv_vars. Add inv_exprs.
5134 (struct iv_cand): Rename depends_on to inv_vars.
5135 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
5136 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
5137 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
5138 (dump_cand): Dump inv_vars.
5139 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
5140 (record_invariant, find_depends, add_candidate_1): Ditto.
5141 (set_group_iv_cost, force_var_cost): Ditto.
5142 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
5143 (get_computation_cost_at, get_computation_cost): Ditto.
5144 (determine_group_iv_cost_generic): Ditto.
5145 (determine_group_iv_cost_address): Ditto.
5146 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
5147 (determine_group_iv_costs): Ditto.
5148 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
5149 (iv_ca_set_remove_invariants): Renamed to ...
5150 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
5151 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
5152 (iv_ca_set_add_invariants): Renamed to ...
5153 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
5154 (iv_ca_set_cp): Use iv_ca_set_add_invs.
5155 (iv_ca_has_deps): Support inv_vars and inv_exprs.
5156 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
5157 (create_new_ivs): Remove useless dump.
5159 2017-05-02 Bin Cheng <bin.cheng@arm.com>
5161 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
5162 iv_cand code.
5163 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
5164 (iv_ca_set_no_cp, create_new_iv): Ditto.
5166 2017-05-02 Bin Cheng <bin.cheng@arm.com>
5168 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
5170 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
5172 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
5173 function tree_check2.
5175 2017-05-02 Martin Liska <mliska@suse.cz>
5177 * doc/gcov.texi: Add missing preposition.
5178 * gcov.c (function_info::function_info): Properly fill up
5179 all member variables.
5181 2017-05-02 Tamar Christina <tamar.christina@arm.com>
5183 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
5185 2017-05-02 Tamar Christina <tamar.christina@arm.com>
5187 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
5189 2017-05-02 Martin Liska <mliska@suse.cz>
5191 PR lto/77954.
5192 * lto-streamer-in.c (lto_read_tree_1): Remove
5193 LTO_STREAMER_DEBUG.
5194 * lto-streamer.c (struct tree_hash_entry): Likewise.
5195 (struct tree_entry_hasher): Likewise.
5196 (tree_entry_hasher::hash): Likewise.
5197 (tree_entry_hasher::equal): Likewise.
5198 (lto_streamer_init): Likewise.
5199 (lto_orig_address_map): Likewise.
5200 (lto_orig_address_get): Likewise.
5201 (lto_orig_address_remove): Likewise.
5202 * lto-streamer.h: Likewise.
5203 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
5204 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
5206 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
5208 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
5209 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
5210 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
5211 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
5212 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
5213 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
5214 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
5215 (mm_maskz_sub_ss): New intrinsics.
5216 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
5217 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
5218 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
5219 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
5220 (__builtin_ia32_subss_mask_round): New builtins.
5221 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
5222 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
5223 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
5224 Renamed to ...
5225 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
5226 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
5227 Changed to ...
5228 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
5229 ... this.
5231 2017-05-02 Martin Jambor <mjambor@suse.cz>
5233 PR tree-optimization/78687
5234 * tree-sra.c (access): New field parent.
5235 (process_subtree_disqualification): New function.
5236 (disqualify_candidate): Call it.
5237 (build_accesses_from_assign): Reset write flag if creating an
5238 assighnment link.
5239 (build_access_subtree): Fill in parent field and also prpagate
5240 down grp_write flag.
5241 (create_artificial_child_access): New parameter set_grp_write, set
5242 grp_write to its value.
5243 (propagate_subaccesses_across_link): Also propagate grp_write flag
5244 values.
5245 (propagate_all_subaccesses): Push the closest parent back to work
5246 queue if add_access_to_work_queue returned true.
5248 2017-05-02 Richard Biener <rguenther@suse.de>
5250 * common.opt (fstrict-overflow): Alias negative to fwrapv.
5251 * doc/invoke.texi (fstrict-overflow): Remove all traces of
5252 -fstrict-overflow documentation.
5253 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
5254 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
5255 flag_strict_overflow.
5256 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
5257 * lto-opts.c (lto_write_options): Do not stream it.
5258 * lto-wrapper.c (merge_and_complain): Do not handle it.
5259 * opts.c (default_options_table): Do not set -fstrict-overflow.
5260 (finish_options): Likewise do not clear it when sanitizing.
5261 * simplify-rtx.c (simplify_const_relational_operation): Do not
5262 test flag_strict_overflow.
5264 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
5266 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
5267 using enabled attribute.
5268 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
5269 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
5270 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
5271 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
5272 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
5273 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
5274 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
5275 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
5276 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
5277 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
5279 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
5281 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
5283 2017-05-02 Richard Biener <rguenther@suse.de>
5285 PR tree-optimization/80591
5286 Revert
5287 2017-04-10 Richard Biener <rguenther@suse.de>
5289 * tree-ssa-structalias.c (find_func_aliases): Properly handle
5290 asm inputs.
5292 2017-05-02 Richard Biener <rguenther@suse.de>
5294 PR tree-optimization/80549
5295 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
5296 (cleanup_tree_cfg_noloop): Create forwarders to known loop
5297 headers if they do not have a preheader.
5299 2017-05-02 Martin Liska <mliska@suse.cz>
5301 PR other/80589
5302 * common.opt: Fix typo.
5303 * doc/invoke.texi: Likewise.
5305 2017-05-01 Jan Beulich <jbeulich@suse.com>
5307 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
5308 swapping, add (x,x,m,x,n) alternative.
5310 2017-05-01 Nathan Sidwell <nathan@acm.org>
5312 * calls.c (combine_pending_stack_adjustment_and_call): Remove
5313 unnecessary unadjusted_alignment check.
5315 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
5317 PR c++/80038
5318 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
5319 operations here.
5320 * gimplify.c (gimplify_cilk_detach): New function.
5321 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
5322 * tree-core.h: Document EXPR_CILK_SPAWN.
5323 * tree.h (EXPR_CILK_SPAWN): Define.
5325 2017-05-01 David Malcolm <dmalcolm@redhat.com>
5327 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
5328 to use new fixit_hint representation, using the "replace" logic.
5329 (get_line_span_for_fixit_hint): Likewise.
5330 (layout::print_any_fixits): Likewise.
5331 (selftest::test_one_liner_many_fixits): Rename to...
5332 (selftest::test_one_liner_many_fixits_1): ...this, and update
5333 comment and expected output to reflect that the multiple fix-it
5334 hints are now consolidated into one insertion.
5335 (selftest::test_one_liner_many_fixits_2): New test.
5336 (selftest::test_diagnostic_show_locus_one_liner): Update for
5337 above.
5338 (selftest::test_fixit_consolidation): Update for fix-it API
5339 change.
5340 * diagnostic.c (print_parseable_fixits): Likewise.
5341 * edit-context.c (edited_line::m_line_events): Convert from
5342 auto_vec <line_event *> to auto_vec <line_event>.
5343 (class line_event): Convert from abstract base class to a concrete
5344 class, taking over the role of replace_event.
5345 (class insert_event): Delete.
5346 (class replace_event): Rename to class line_event. Convert to
5347 half-open range.
5348 (edit_context::add_fixits): Reimplement.
5349 (edit_context::apply_insert): Delete.
5350 (edit_context::apply_replace): Rename to...
5351 (edit_context::apply_fixit): ...this. Convert to half-open range.
5352 (edited_file::apply_insert): Delete.
5353 (edited_file::apply_replace): Rename to...
5354 (edited_file::apply_fixit): ...this.
5355 (edited_line::~edited_line): Drop deletion of events.
5356 (edited_line::apply_insert): Delete.
5357 (edited_line::apply_replace): Rename to...
5358 (edited_line::apply_fixit): ...this. Convert to half-open range.
5359 Update for change to type of m_line_events.
5360 * edit-context.h (edit_context::apply_insert): Delete.
5361 (edit_context::apply_replace): Rename to...
5362 (edit_context::apply_fixit): ...this.
5364 2017-05-01 Martin Sebor <msebor@redhat.com>
5366 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
5367 known.
5369 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
5371 PR target/68491
5372 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
5373 __get_cpuid_max returns 0.
5374 (__get_cpuid_count): Ditto.
5376 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
5378 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
5379 replacement expression is another instance of one of its arguments.
5381 2017-05-01 Jakub Jelinek <jakub@redhat.com>
5383 PR target/79430
5384 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
5385 check for stack push/pop autoinc.
5386 * config/i386/i386.c (ix86_agi_dependent): Return false
5387 if the only reason why modified_in_p returned true is that
5388 addr is SP based and set_insn is a push or pop.
5390 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
5392 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
5393 overflow check.
5395 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
5397 PR ipa/79224
5398 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
5399 (account_size_time): Use two predicates - exec_pred and
5400 nonconst_pred_ptr.
5401 (evaluate_conditions_for_known_args): Compute both clause and
5402 nonspec_clause.
5403 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
5404 (inline_summary_t::duplicate): Update.
5405 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
5406 separately.
5407 (compute_inline_parameters): Likewise.
5408 (estimate_edge_size_and_time): Update caluclation of time.
5409 (estimate_node_size_and_time): Compute both time and nonspecialized
5410 time.
5411 (estimate_ipcp_clone_size_and_time): Update.
5412 (inline_merge_summary): Update.
5413 (do_estimate_edge_time): Update.
5414 (do_estimate_edge_size): Update.
5415 (do_estimate_edge_hints): Update.
5416 (inline_read_section, inline_write_summary): Stream both new predicates.
5417 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
5418 as argument.
5419 (compute_inlined_call_time): Cleanup.
5420 (big_speedup_p): Update.
5421 (edge_badness): Update.
5422 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
5423 (size_time_entry): Replace predicate by exec_predicate and
5424 nonconst_predicate.
5425 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
5426 (estimate_edge_time): Return also nonspec_time.
5427 (reset_edge_growth_cache): Update.
5429 2017-04-29 Jakub Jelinek <jakub@redhat.com>
5431 PR rtl-optimization/80491
5432 * ifcvt.c (noce_process_if_block): When looking for x setter
5433 with missing else_bb, don't check only the insn right before
5434 cond_earliest, but look for the last insn that x is modified in
5435 within the same bb.
5437 PR rtl-optimization/80491
5438 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
5440 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
5442 PR tree-optimization/80487
5443 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
5445 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5447 PR tree-optimization/79697
5448 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
5449 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
5450 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
5451 BUILT_IN_STRNDUP.
5452 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
5453 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
5455 2017-04-28 Martin Sebor <msebor@redhat.com>
5457 PR tree-optimization/80523
5458 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
5459 (init_target_to_host_charmap, target_to_host, target_strtol10): New
5460 functions.
5461 (maybe_warn, format_directive, parse_directive): Use new functions.
5462 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
5464 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
5466 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
5468 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
5470 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
5471 target_header_dir): Set correctly.
5472 * configure: Regenerated.
5473 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
5474 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
5475 instead of SYSTEM_HEADER_DIR.
5477 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
5479 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
5480 (estimate_local_effects): Likewise.
5481 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
5482 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
5483 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
5484 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
5485 do_estimate_edge_time, estimate_edge_time): Likewise.
5486 * ipa-inline-analysis.c (estimate_node_size_and_time,
5487 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
5488 (estimate_time_after_inlining): Remove.
5490 2017-04-28 Martin Liska <mliska@suse.cz>
5492 * doc/gcov.texi: Enhance documentation of gcov.
5494 2017-04-28 Martin Liska <mliska@suse.cz>
5496 * doc/gcov.texi: Sort options in alphabetic order.
5497 * doc/gcov-dump.texi: Likewise.
5498 * doc/gcov-tool.texi: Likewise.
5499 * gcov.c (print_usage): Likewise.
5500 * gcov-dump.c (print_usage): Likewise.
5501 * gcov-tool.c (print_merge_usage_message): Likewise.
5502 (print_rewrite_usage_message): Likewise.
5503 (print_overlap_usage_message): Likewise.
5505 2017-04-28 Martin Liska <mliska@suse.cz>
5507 PR gcov-profile/53915
5508 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
5510 2017-04-28 Martin Liska <mliska@suse.cz>
5512 PR gcov-profile/79891
5513 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
5514 is marked by compiler as living on a line.
5515 (get_cycles_count): Remove usage of the union.
5516 (output_intermediate_file): Likewise.
5517 (find_source): Fix GNU coding style.
5518 (accumulate_line_counts): Remove old non-all block mode.
5519 (output_lines): Remove usage of the union.
5520 * profile.c (output_location): Include all BBs, even if
5521 belonging to a same line (and file) as a previous BB.
5523 2017-04-28 Martin Liska <mliska@suse.cz>
5525 * gcov.c (process_args): Handle new argument 'w'.
5526 (read_graph_file): Assign ID to BBs.
5527 (output_branch_count): Display BB # if verbose flag is set.
5528 (output_lines): Likewise for arcs.
5529 (print_usage): Add '--verbose' option help.
5530 * doc/gcov.texi: Document --verbose (-w) option.
5532 2017-04-28 Martin Liska <mliska@suse.cz>
5534 * gcov.c (struct block_location_info): New struct.
5535 (process_file): Fill up the new structure.
5536 (read_graph_file): Replace usage of encoding by the newly added
5537 struct.
5538 (add_line_counts): Likewise.
5539 (accumulate_line_counts): Remove usage of the union.
5540 (function_info::function_info): New function.
5541 (function_info::~function_info): Likewise.
5542 (process_file): Call delete instead of release_function.
5543 (release_function): Release the function.
5544 (release_structures): Call delete instead of release_function.
5545 (solve_flow_graph): Replace usage of num_blocks.
5546 (find_exception_blocks): Likewise.
5547 (output_lines): Fix GNU coding style.
5549 2017-04-28 Martin Liska <mliska@suse.cz>
5551 PR driver/56469
5552 * coverage.c (coverage_remove_note_file): New function.
5553 * coverage.h: Declare the function.
5554 * toplev.c (finalize): Clean if an error has been seen.
5556 2017-04-28 Martin Liska <mliska@suse.cz>
5558 PR gcov-profile/80031
5559 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
5560 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
5561 * gcov.c (read_graph_file): Read just number of blocks.
5562 * profile.c (branch_prob): Do not stream 0 flags per a basic
5563 block.
5565 2017-04-28 Martin Liska <mliska@suse.cz>
5567 * gcov-dump.c (tag_*): Add new argument to declarations.
5568 (dump_gcov_file): Likewise.
5569 (tag_blocks): Add and use new argument depth.
5570 (tag_arcs): Likewise.
5571 (tag_lines): Likewise.
5572 (tag_counters): Likewise.
5573 (tag_summary): Likewise.
5574 (dump_working_sets): Use depth to do a proper indentation.
5576 2017-04-28 Jakub Jelinek <jakub@redhat.com>
5578 PR bootstrap/80531
5579 * cgraph.h (symtab_node::debug_symtab): No longer inline.
5580 * symtab.c (symtab_node::debug_symtab): Move definition here.
5582 2017-04-28 Richard Biener <rguenther@suse.de>
5584 * lto-streamer.h (LTO_major_version): Bump to 7.
5586 2017-04-28 Richard Biener <rguenther@suse.de>
5588 * tree-vrp.c (assert_info): New struct.
5589 (add_assert_info): New helper.
5590 (register_edge_assert_for_2): Refactor to add asserts to a vector
5591 of assert_info.
5592 (register_edge_assert_for_1): Likewise.
5593 (register_edge_assert_for): Likewise.
5594 (finish_register_edge_assert_for): New helper actually registering
5595 asserts where live on edge.
5596 (find_conditional_asserts): Adjust.
5597 (find_switch_asserts): Likewise.
5598 (evrp_dom_walker::try_find_new_range): Generalize.
5599 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
5601 2017-04-27 Marek Polacek <polacek@redhat.com>
5603 PR sanitizer/80349
5604 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
5605 arg10 and arg11 to itype.
5607 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
5609 * doc/extend.texi (Object Size Checking): Improve grammar.
5611 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
5613 PR target/80530
5614 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
5615 that the logic for permitting reciprocal estimates matches that
5616 in use_rsqrt_p.
5618 2017-04-27 Jakub Jelinek <jakub@redhat.com>
5620 PR c++/80534
5621 * tree.c (type_cache_hasher::equal): Only compare
5622 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
5623 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
5624 non-aggregate element types.
5625 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
5626 about the flag on ARRAY_TYPEs in the comment, formatting fix.
5628 2017-04-27 Richard Biener <rguenther@suse.de>
5630 PR middle-end/80533
5631 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
5632 stripping ARRAY_REFs from MEM_EXPR make sure we're not
5633 keeping a reference to a trailing array.
5635 2017-04-27 Richard Biener <rguenther@suse.de>
5637 PR middle-end/80539
5638 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
5639 being in loop-closed SSA form conservatively.
5640 (chrec_fold_multiply_poly_poly): Likewise.
5642 2017-04-27 Tamar Christina <tamar.christina@arm.com>
5644 PR middle-end/79665
5645 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
5646 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
5648 2017-04-27 Jakub Jelinek <jakub@redhat.com>
5650 PR target/77728
5651 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
5652 (aarch64_function_arg_alignment): Return unsigned int again, but still
5653 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
5654 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
5655 Don't emit -Wpsabi note.
5656 (aarch64_function_arg_boundary): Likewise.
5657 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
5658 caller.
5660 2017-04-26 Nathan Sidwell <nathan@acm.org>
5662 * tree.h (crc32_unsigned_n): Declare.
5663 (crc32_unsigned, crc32_unsigned): Make inline.
5664 * tree.c (crc32_unsigned_bits): Replace with ...
5665 (crc32_unsigned_n): ... this.
5666 (crc32_unsigned, crc32_byte): Remove.
5667 (crc32_string): Remove unnecessary braces.
5669 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
5671 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
5672 * ipa-inline-analysis.c (MAX_TIME): Remove.
5673 (account_size_time): Use sreal for time.
5674 (dump_inline_summary): Update.
5675 (estimate_function_body_sizes): Update.
5676 (estimate_edge_size_and_time): Update.
5677 (estimate_calls_size_and_time): Update.
5678 (estimate_node_size_and_time): Update.
5679 (inline_merge_summary): Update.
5680 (inline_update_overall_summary): Update.
5681 (estimate_time_after_inlining): Update.
5682 (inline_read_section): Update.
5683 (inline_write_summary): Update.
5684 * ipa-inline.c (compute_uninlined_call_time): Update.
5685 (compute_inlined_call_time): Update.
5686 (recursive_inlining): Update.
5687 (inline_small_functions): Update.
5688 (dump_overall_stats): Update.
5689 * ipa-inline.h: Include sreal.h.
5690 (size_time_entry): Turn time to sreal.
5691 (inline_summary): Turn self_time nad time to sreal.
5693 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
5695 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
5696 data-streamer.h
5697 (sreal::stream_out, sreal::stream_in): New.
5698 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
5700 2017-04-25 Jakub Jelinek <jakub@redhat.com>
5702 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
5703 environment.
5705 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
5707 PR target/70799
5708 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
5709 Handle ASHIFTRT.
5710 (dimode_scalar_chain::compute_convert_gain): Ditto.
5711 (dimode_scalar_chain::make_vector_copies): Ditto.
5712 (dimode_scalar_chain::convert_reg): Ditto.
5713 (dimode_scalar_chain::convert_insn): Ditto.
5714 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
5715 (VI248_AVX512BW_1): New mode iterator.
5716 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
5717 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
5718 mode iterator.
5720 2017-04-25 Martin Sebor <msebor@redhat.com>
5722 PR tree-optimization/80497
5723 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
5724 constants are representable in HOST_WIDE_INT.
5725 (parse_directive): Ditto.
5727 2017-04-25 Martin Sebor <msebor@redhat.com>
5729 PR bootstrap/80486
5730 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
5731 (new_zero_array): Adjust signature.
5732 (dom_info::dom_init): Used unsigned rather that size_t.
5733 (dom_info::dom_info): Same.
5735 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5736 Jakub Jelinek <jakub@redhat.com>
5738 PR target/77728
5739 * config/arm/arm.c: Include gimple.h.
5740 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
5741 returns negative, increment ncrn only if it returned positive.
5742 (arm_needs_doubleword_align): Return int instead of bool,
5743 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
5744 members, but if there is any such non-FIELD_DECL
5745 > PARM_BOUNDARY aligned decl, return -1 instead of false.
5746 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
5747 returns negative, increment nregs only if it returned positive.
5748 (arm_setup_incoming_varargs): Likewise.
5749 (arm_function_arg_boundary): Emit -Wpsabi note if
5750 arm_needs_doubleword_align returns negative, return
5751 DOUBLEWORD_ALIGNMENT only if it returned positive.
5753 2017-04-25 Marek Polacek <polacek@redhat.com>
5755 PR sanitizer/80349
5756 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
5757 first argument to type.
5759 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
5761 PR target/80482
5762 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
5763 type checks to test for compatibility instead of equality.
5765 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5766 Jakub Jelinek <jakub@redhat.com>
5768 PR target/77728
5769 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
5770 type.
5771 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
5772 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
5773 the alignment computation, but return their maximum in warn_alignment.
5774 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
5775 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
5776 is smaller.
5777 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
5778 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
5779 caller.
5781 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
5783 * config/arc/simdext.md (dmpyh): Fix typo.
5785 2017-04-25 Richard Biener <rguenther@suse.de>
5787 PR tree-optimization/80492
5788 * alias.c (compare_base_decls): Handle registers with asm
5789 specification conservatively.
5790 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
5791 compare_base_decls returning dont-know properly.
5793 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
5795 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
5796 (legitimate_offset_address_p): New function.
5797 (arc_legitimate_address_p): Use above function.
5799 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
5801 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
5803 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
5805 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
5806 ACCH registers whenever they are available.
5808 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
5810 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
5811 double regs fix when not used.
5813 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
5815 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
5816 core registers.
5817 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
5818 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
5820 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
5822 * config/arc/arc.c (arc_output_addsi): Check for h-register class
5823 when emitting short ADD instructions.
5825 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
5827 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
5828 constraint.
5829 (cmpsi_cc_c_insn): Likewise.
5830 (cbranchsi4_scratch): Compute proper instruction length using
5831 compact_hreg_operand.
5832 * config/arc/predicates.md (compact_hreg_operand): New predicate.
5834 2017-04-25 Richard Biener <rguenther@suse.de>
5836 PR middle-end/80509
5837 * passes.c (pass_manager::pass_manager): Initialize
5838 m_name_to_pass_map.
5840 2017-04-25 Richard Biener <rguenther@suse.de>
5842 PR tree-optimization/79201
5843 * tree-ssa-sink.c (statement_sink_location): Handle calls.
5845 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5847 PR target/80464
5848 * config/s390/vector.md: Split MEM->GPR vector moves for
5849 non-s_operand addresses.
5851 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5853 PR target/79895
5854 * config/s390/predicates.md (reload_const_wide_int_operand): New
5855 predicate.
5856 * config/s390/s390.md ("movti"): Remove d/P alternative.
5857 ("movti_bigconst"): New pattern definition.
5859 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
5861 PR target/80080
5862 * s390-protos.h (s390_expand_cs_hqi): Removed.
5863 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
5864 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
5865 modes as well as CCZ1mode and CCZmode.
5866 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
5867 signature of s390_emit_compare_and_swap.
5868 (s390_expand_cs_hqi): Likewise, make static.
5869 (s390_expand_cs_tdsi): Generate an explicit compare before trying
5870 compare-and-swap, in some cases.
5871 (s390_expand_cs): Wrapper function.
5872 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
5873 atomic_exchange.
5874 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
5875 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
5876 patterns for small and large integers. Forbid symref memory operands.
5877 Move expander to s390.c. Require cc register.
5878 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
5879 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
5880 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
5881 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
5882 symref memory operands. Remove CC mode and call s390_match_ccmode
5883 instead.
5884 ("atomic_exchange<mode>"): Allow and implement all integer modes.
5886 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
5888 * config/s390/s390.md (define_peephole2): New peephole to help
5889 combining the load-and-test pattern with volatile memory.
5891 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
5893 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
5894 with CCZmode for TARGET_Z196.
5896 2017-04-25 Jakub Jelinek <jakub@redhat.com>
5898 PR rtl-optimization/80501
5899 * combine.c (make_compound_operation_int): Set subreg_code to SET
5900 even for AND with mask of the sign bit of mode.
5902 PR rtl-optimization/80500
5903 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
5904 sum's initial value.
5906 2017-04-25 Julian Brown <julian@codesourcery.com>
5907 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
5909 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
5911 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
5913 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
5915 2017-04-25 Julian Brown <julian@codesourcery.com>
5916 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
5918 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
5919 (thunderx2t99_sha): New Reservation.
5921 2017-04-25 Julian Brown <julian@codesourcery.com>
5922 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
5924 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
5925 type for 1-element load.
5927 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
5929 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
5931 2017-04-24 Martin Jambor <mjambor@suse.cz>
5933 PR tree-optimization/80293
5934 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
5935 char arrays not totally scalarizable if it is false.
5936 (analyze_all_variable_accesses): Pass correct value in the new
5937 parameter. Add a statistics counter.
5939 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
5941 PR middle-end/79931
5942 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
5944 2017-04-24 Richard Biener <rguenther@suse.de>
5946 PR tree-optimization/80494
5947 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
5948 out for complex types.
5950 2017-04-24 Richard Biener <rguenther@suse.de>
5952 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
5953 * tree-ssa-sccvn.c (print_scc): Print SCC size.
5954 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
5955 (DFS): Adjust and never fail.
5956 (sccvn_dom_walker::fail): Remove.
5957 (sccvn_dom_walker::before_dom_children): Adjust.
5958 (run_scc_vn): Likewise and never fail.
5959 * tree-ssa-pre.c (pass_pre::execute): Adjust.
5960 (pass_fre::execute): Likewise.
5962 2017-04-24 Richard Biener <rguenther@suse.de>
5964 PR tree-optimization/79725
5965 * tree-ssa-sink.c (statement_sink_location): Return whether
5966 failure reason was zero uses. Move that check later.
5967 (sink_code_in_bb): Deal with zero uses by removing the stmt
5968 if possible.
5970 2017-04-24 Richard Biener <rguenther@suse.de>
5972 PR c++/2972
5973 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
5974 pointer-based references.
5976 2017-04-24 Richard Biener <rguenther@suse.de>
5978 PR bootstrap/79814
5979 * pass_manager.h (pass_manager::operator new): Remove.
5980 (pass_manager::operator delete): Likewise.
5981 * passes.c (pass_manager::operator new): Remove.
5982 (pass_manager::operator delete): Likewise.
5983 (pass_manager::pass_manager): Zero individual pass members.
5985 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
5987 PR target/70799
5988 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
5989 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
5990 Check "XEXP (src, 1)" operand here.
5991 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
5992 Check "XEXP (src, 1)" operand here.
5993 (dimode_scalar_chain::make_vector_copies): Detect count register
5994 of a shift instruction. Zero extend count register from QImode
5995 to DImode to satisfy vector shift pattern count operand predicate.
5996 Substitute vector shift count operand with a DImode copy.
5997 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
5998 vector register.
6000 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
6002 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
6003 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
6004 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
6005 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
6006 (UNSPEC_NOREX_MEM): Remove definition.
6008 2017-04-21 Richard Biener <rguenther@suse.de>
6010 PR tree-optimization/79547
6011 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
6012 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
6013 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
6014 without any constraints.
6016 2017-04-21 Richard Biener <rguenther@suse.de>
6018 PR tree-optimization/78847
6019 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
6021 2017-04-21 Richard Biener <rguenther@suse.de>
6023 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
6024 (build_distinct_type_copy): Likewise.
6025 (build_variant_type_copy): Likewise.
6026 * tree.c (build_qualified_type): Pass down mem-stat info.
6027 (build_distinct_type_copy): Likewise.
6028 (build_variant_type_copy): Likewise.
6030 2017-04-21 Richard Biener <rguenther@suse.de>
6032 PR tree-optimization/80237
6033 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
6034 defaulted to NULL.
6035 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
6036 for a simplified result.
6038 2016-04-21 Richard Biener <rguenther@suse.de>
6040 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
6041 sth as strict as a simple_iv but a chrec without symbols and an
6042 operand defined in the loop we are peeling (and not some subloop).
6043 (propagate_constants_for_unrolling): Propagate all constants.
6045 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
6047 PR target/79804
6048 * config/i386/i386.c (print_reg): Remove assert for disalowed
6049 regno values, call output_operand_lossage instead.
6051 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
6053 PR target/78090
6054 * config/i386/constraints.md (Yc): New register constraint.
6055 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
6056 Use Yc constraint for alternative 2 of operand 0. Remove
6057 preferred_for_speed attribute.
6059 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
6061 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
6062 lastprivate clauses in SIMT case.
6064 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
6066 * doc/invoke.texi (-Wextra-semi): Document new warning option.
6068 2017-04-20 Richard Biener <rguenther@suse.de>
6070 PR tree-optimization/57796
6071 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
6072 as N scalar stores.
6073 (vect_model_load_cost): Cost gathers as N scalar loads.
6075 2017-04-20 Richard Biener <rguenther@suse.de>
6077 * ggc-page.c (ggc_allocated_p): Rename to ...
6078 (safe_lookup_page_table_entry): ... this and return the lookup
6079 result.
6080 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
6082 2017-04-20 Richard Biener <rguenther@suse.de>
6084 PR tree-optimization/80453
6085 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
6086 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
6087 from the conditions.
6088 (vn_phi_eq): Pass them down.
6089 (vn_phi_lookup): Record them.
6090 (vn_phi_insert): Likewise.
6092 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
6094 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
6095 uninitialized variable warning to avoid buffer overrun.
6097 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
6099 PR other/71250
6100 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
6101 is suppressed for '{ 0 }' in C.
6103 2017-04-20 Jakub Jelinek <jakub@redhat.com>
6105 * BASE-VER: Set to 8.0.0.
6107 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
6109 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
6110 priority .init_array and .fini_array section with SECTION_NOTYPE
6111 flag.
6113 2017-04-20 Jakub Jelinek <jakub@redhat.com>
6115 PR middle-end/80423
6116 * tree.h (build_array_type): Add typeless_storage default argument.
6117 * tree.c (type_cache_hasher::equal): Also compare
6118 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
6119 (build_array_type): Add typeless_storage argument, set
6120 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
6121 recursive call.
6122 (build_nonshared_array_type): Adjust build_array_type_1 caller.
6123 (build_array_type): Likewise. Add typeless_storage argument.
6125 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
6126 Jakub Jelinek <jakub@redhat.com>
6128 PR tree-optimization/80426
6129 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
6130 operation on symbolic operands, also compute the overflow for the
6131 invariant part when the operation degenerates into a negation.
6133 2017-04-19 Jakub Jelinek <jakub@redhat.com>
6135 PR debug/80461
6136 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
6137 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
6139 PR debug/80436
6140 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
6142 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
6144 PR target/80462
6145 * config/avr/avr.c (tree.h): Include it.
6146 (cgraph.h): Include it.
6147 (avr_encode_section_info): Don't warn for uninitialized progmem
6148 variable if it's just an alias.
6150 2017-04-19 Richard Biener <rguenther@suse.de>
6152 PR ipa/65972
6153 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
6154 when needed by AutoPGO.
6156 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
6158 PR lto/50345
6159 * doc/lto.texi: Remove an extra 'that'.
6161 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
6163 PR rtl-optimization/80429
6164 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
6165 are only used in debug insns.
6167 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
6168 Vladimir Makarov <vmakarov@redhat.com>
6170 * config/sparc/predicates.md (input_operand): Add comment. Return
6171 true for any memory operand when LRA is in progress.
6172 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
6174 2017-04-18 Jeff Law <law@redhat.com>
6176 PR target/74563
6177 * mips.md ({return,simple_return}_internal): Do not overwrite
6178 operands[0].
6180 2017-04-18 Jakub Jelinek <jakub@redhat.com>
6182 PR tree-optimization/80443
6183 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
6184 instead of adding 1, subtract -1 and similarly instead of subtracting
6185 1 add -1.
6187 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
6189 PR rtl-optimization/80357
6190 * haifa-sched.c (tmp_bitmap): New variable.
6191 (model_recompute): Handle duplicate use records.
6192 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
6193 (free_global_sched_pressure_data): Free it.
6195 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
6197 Revert:
6198 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
6199 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
6200 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
6201 instead of SYSTEM_HEADER_DIR.
6203 2017-04-18 Jeff Law <law@redhat.com>
6205 PR middle-end/80422
6206 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
6207 predecessors after walking up the insn chain.
6209 2017-04-18 Jakub Jelinek <jakub@redhat.com>
6211 PR debug/80263
6212 * dwarf2out.c (modified_type_die): Try harder not to emit internal
6213 sizetype type into debug info.
6215 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
6217 PR target/80099
6218 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
6219 unneeded test for TARGET_UPPER_REGS_SF.
6220 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
6222 2017-04-18 Jakub Jelinek <jakub@redhat.com>
6224 PR sanitizer/80444
6225 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
6226 instead of gsi_after_labels.
6228 2017-04-18 Jeff Law <law@redhat.com>
6230 * regcprop.c (maybe_mode_change): Avoid creating copies of the
6231 stack pointer.
6233 Revert:
6234 2017-04-13 Jeff Law <law@redhat.com>
6235 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
6236 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
6238 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
6240 PR target/79453
6241 * config/avr/avr.c (intl.h): Include it.
6242 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
6244 2017-04-18 Martin Liska <mliska@suse.cz>
6246 PR gcov-profile/78783
6247 * gcov-tool.c (gcov_output_files): Validate that destination
6248 file is either removed by the tool or by a user.
6250 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
6251 Guy Benyei <guybe@mellanox.com>
6253 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
6254 block, and do not negate it, the stored id is already negative.
6256 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
6258 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
6260 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6262 PR target/80098
6263 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
6264 masks of options that should be turned off if the VSX vector
6265 options are turned off.
6266 (OTHER_P8_VECTOR_MASKS): Likewise.
6267 (OTHER_VSX_VECTOR_MASKS): Likewise.
6268 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
6269 rs6000_disable_incompatible_switches to validate no type switches
6270 like -mvsx.
6271 (rs6000_incompatible_switch): New function to disallow turning on
6272 other vector options if -mno-vsx, -mno-power8-vector, or
6273 -mno-power9-vector are specified.
6275 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
6277 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
6279 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
6281 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
6282 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
6283 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
6284 (ARG_POINTER_CFA_OFFSET): Likewise.
6286 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
6288 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
6289 conditions to take advantage of various optimizations.
6291 2017-04-13 Jeff Law <law@redhat.com>
6293 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
6294 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
6295 (zero_extendsidi2_dext): Likewise.
6297 2017-04-13 Jakub Jelinek <jakub@redhat.com>
6299 PR sanitizer/80403
6300 * fold-const.c (fold_ternary_loc): Revert
6301 use op0 instead of fold_convert_loc (loc, type, arg0) part of
6302 2017-04-12 change.
6304 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
6306 PR rtl-optimization/80343
6307 * lra-remat.c (update_scratch_ops): Assign original hard reg to
6308 new scratch pseudo.
6310 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
6312 PR sanitizer/80414
6313 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
6314 to ubsan_encode_value.
6316 2017-04-13 Jeff Law <law@redhat.com>
6318 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
6319 appearing in DEBUG_INSNs.
6321 2017-04-13 Martin Liska <mliska@suse.cz>
6323 PR gcov-profile/80413
6324 * gcov-io.c (gcov_write_string): Copy to buffer just when
6325 allocated size is greater than zero.
6327 2017-04-13 Jakub Jelinek <jakub@redhat.com>
6329 PR debug/80321
6330 * dwarf2out.c (decls_for_scope): Ignore declarations of
6331 current_function_decl in BLOCK_NONLOCALIZED_VARS.
6333 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
6335 PR lto/69953
6336 * ipa-visibility.c (non_local_p): Fix typos.
6337 (localize_node): When localizing symbol in same comdat group,
6338 dissolve the group only when we know external symbols are going
6339 to be privatized.
6340 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
6342 2017-04-12 Jakub Jelinek <jakub@redhat.com>
6344 PR tree-optimization/79390
6345 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
6346 order does not result in usable sequence, retry with reversed operand
6347 order.
6349 PR sanitizer/80403
6350 PR sanitizer/80404
6351 PR sanitizer/80405
6352 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
6353 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
6354 op0 instead of fold_convert_loc (loc, type, arg0).
6356 2017-04-12 Jeff Law <law@redhat.com>
6358 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
6359 has a delay slot in the generated code.
6361 * config/cris/cris.md (cris_preferred_reload_class): Return
6362 GENNONACR_REGS rather than GENERAL_REGS.
6364 2017-04-12 Jakub Jelinek <jakub@redhat.com>
6366 PR c/80163
6367 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
6368 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
6369 signedness of the result type.
6371 2017-04-12 Richard Biener <rguenther@suse.de>
6372 Jeff Law <law@redhat.com>
6374 PR tree-optimization/80359
6375 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
6376 trim stores to TARGET_MEM_REFs.
6378 2017-04-12 Richard Biener <rguenther@suse.de>
6380 PR tree-optimization/79390
6381 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
6382 threading case even more.
6384 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
6386 PR target/80382
6387 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
6388 for quad_address_p for TImode, instead of just not indexed_address.
6390 2017-04-12 Richard Biener <rguenther@suse.de>
6391 Bernd Edlinger <bernd.edlinger@hotmail.de>
6393 PR middle-end/79671
6394 * alias.c (component_uses_parent_alias_set_from): Handle
6395 TYPE_TYPELESS_STORAGE.
6396 (get_alias_set): Likewise.
6397 * tree-core.h (tree_type_common): Add typeless_storage flag.
6398 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
6399 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
6400 for types containing members with TYPE_TYPELESS_STORAGE.
6401 (place_field): Likewise.
6402 (layout_type): Likewise for ARRAY_TYPE.
6403 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
6404 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
6405 TYPE_TYPELESS_STORAGE.
6406 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6408 2017-04-12 Jakub Jelinek <jakub@redhat.com>
6410 PR sanitizer/80349
6411 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
6412 first argument to type.
6414 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6416 PR target/80376
6417 PR target/80315
6418 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
6419 CONST0_RTX (mode) rather than const0_rtx where appropriate.
6420 (rs6000_expand_binop_builtin): Likewise.
6421 (rs6000_expand_ternop_builtin): Likewise; also add missing
6422 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
6423 vshasigma built-ins.
6424 * doc/extend.texi: Document that vec_xxpermdi's third argument
6425 must be a constant.
6427 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
6429 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
6430 Use shift_const cost parameter when calculating gain of STV shifts.
6432 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
6434 PR rtl-optimization/70478
6435 * lra-constraints.c (process_alt_operands): Check memory for
6436 disfavoring memory insn operand.
6438 2017-04-11 Jakub Jelinek <jakub@redhat.com>
6440 PR middle-end/80100
6441 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
6442 left shift in unsigned HOST_WIDE_INT type.
6444 PR rtl-optimization/80385
6445 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
6446 (not (neg X)) into (plus X -1) for complex or non-integral modes.
6448 PR libgomp/80394
6449 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
6450 if they have any depend clauses.
6452 2017-04-11 Martin Liska <mliska@suse.cz>
6454 PR ipa/80212
6455 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
6456 * ipa-split.c (split_function): Create a local comdat symbol
6457 if caller is in a comdat group.
6459 2017-04-11 Martin Liska <mliska@suse.cz>
6461 PR ipa/80212
6462 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
6463 flags.
6465 2017-04-11 Martin Sebor <msebor@redhat.com>
6467 PR middle-end/80364
6468 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
6469 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
6470 for INTEGER_TYPE.
6471 (directive::set_width, directive::set_precision, format_character):
6472 Adjust.
6473 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
6474 INTEGER_TYPE.
6476 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
6478 PR target/80389
6479 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
6480 conflict, set target->arch_name instead of target->cpu_name.
6482 2017-04-11 Richard Biener <rguenther@suse.de>
6484 PR tree-optimization/80374
6485 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
6486 build_zero_cst, remove fold_convertible_p check again.
6488 2017-04-11 Martin Liska <mliska@suse.cz>
6490 PR sanitizer/70878
6491 * ubsan.c (instrument_object_size): Do not instrument register
6492 variables.
6494 2017-04-11 Jakub Jelinek <jakub@redhat.com>
6496 PR target/80381
6497 * config/i386/i386-builtin-types.def
6498 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
6499 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
6500 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
6501 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
6502 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
6503 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
6504 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
6505 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
6506 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
6507 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
6508 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
6509 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
6510 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
6511 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
6512 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
6513 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
6514 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
6515 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
6516 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
6517 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
6518 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
6519 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
6520 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
6521 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
6522 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
6523 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
6524 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
6525 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
6526 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
6527 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
6528 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
6529 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
6530 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
6531 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
6532 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
6533 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
6534 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
6535 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
6536 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
6537 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
6538 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
6539 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
6540 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
6541 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
6542 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
6543 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
6544 aliases.
6545 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
6546 flag to second_arg_count, handle 4 argument function type _COUNT
6547 aliases, handle second_arg_count on second argument rather than last.
6549 2017-04-10 Jeff Law <law@redhat.com>
6551 PR tree-optimization/80374
6552 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
6553 record anything if we can not convert integer_zero_node to the
6554 desired type.
6556 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
6558 PR target/80108
6559 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6560 Enhance special handling given to the TARGET_P9_MINMAX option in
6561 relation to certain other options.
6563 2017-04-10 Bin Cheng <bin.cheng@arm.com>
6565 PR tree-optimization/80153
6566 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
6567 remove POINTER_PLUS_EXPR's base part directly, rather than through
6568 aff_tree.
6570 2017-04-10 Richard Biener <rguenther@suse.de>
6571 Bin Cheng <bin.cheng@arm.com>
6573 PR tree-optimization/80153
6574 * tree-affine.c (aff_combination_to_tree): Get base pointer from
6575 the first element of pointer type aff_tree. Build result expr in
6576 aff_tree's type.
6577 (add_elt_to_tree): Convert to type unconditionally. Remove other
6578 fold_convert calls.
6579 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
6580 (rewrite_use_nonlinear_expr): Check invariant using iv information.
6582 2017-04-10 Richard Biener <rguenther@suse.de>
6584 * tree-ssa-structalias.c (find_func_aliases): Properly handle
6585 asm inputs.
6587 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
6589 PR rtl-optimization/70478
6590 * lra-constraints.c (curr_small_class_check): New.
6591 (update_and_check_small_class_inputs): New.
6592 (process_alt_operands): Update curr_small_class_check. Disfavor
6593 alternative insn memory operands. Check available regs for small
6594 class operands.
6596 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
6598 PR target/80057
6599 * config/mips/mips.opt (-mvirt): Update description.
6600 * doc/invoke.texi (-mvirt): Likewise.
6602 2017-04-10 Richard Biener <rguenther@suse.de>
6604 PR middle-end/80362
6605 * fold-const.c (fold_binary_loc): Look at unstripped ops when
6606 looking for NEGATE_EXPR in -A / -B to A / B folding.
6608 2017-04-10 Martin Liska <mliska@suse.cz>
6610 PR gcov-profile/80224
6611 * gcov.c (print_usage): Fix usage string.
6612 (get_gcov_intermediate_filename): Remove.
6613 (output_gcov_file): Use both for normal and intermediate format.
6614 (generate_results): Do not initialize special file for
6615 intermediate format.
6617 2017-04-10 Richard Biener <rguenther@suse.de>
6619 PR tree-optimization/80304
6620 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
6621 for safelen.
6623 2017-04-10 Nathan Sidwell <nathan@acm.org>
6625 PR target/79905
6626 * config/rs6000/rs6000.c (rs6000_vector_type): New.
6627 (rs6000_init_builtins): Use it.
6629 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6631 * config/arm/arm.md (<mrc>): Add mode to SET source.
6632 (<mrrc>): Likewise.
6634 2017-04-10 Richard Biener <rguenther@suse.de>
6636 PR middle-end/80344
6637 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
6639 2017-04-10 Jakub Jelinek <jakub@redhat.com>
6641 PR target/80324
6642 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
6643 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
6644 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
6645 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
6646 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
6647 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
6648 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
6649 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
6650 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
6651 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
6652 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
6653 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
6654 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
6655 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
6656 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
6657 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
6658 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
6659 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
6660 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
6661 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
6662 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
6663 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
6664 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
6666 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
6668 PR rtl-optimization/70478
6669 * lra-constraints.c: Reverse the last patch.
6671 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
6673 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
6674 Add comment for WCHAR_T.
6676 2017-04-08 Martin Liska <mliska@suse.cz>
6678 Revert:
6679 2017-04-07 Martin Liska <mliska@suse.cz>
6681 PR ipa/80212
6682 * ipa-split.c (split_function): Add function part to a same comdat
6683 group.
6685 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6687 PR target/80358
6688 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
6690 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
6692 * rs6000/rs6000.c (vec_load_pendulum): Rename...
6693 (vec_pairing): ...to this.
6694 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
6695 (rs6000_sched_init): Adjust for name change.
6696 (struct rs6000_sched_context): Likewise.
6697 (rs6000_init_sched_context): Likewise.
6698 (rs6000_set_sched_context): Likewise.
6700 2017-04-07 Jakub Jelinek <jakub@redhat.com>
6702 PR target/80322
6703 PR target/80323
6704 PR target/80325
6705 PR target/80326
6706 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
6707 intrinsics.
6708 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
6709 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
6710 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
6712 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
6714 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
6716 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
6718 PR rtl-optimization/70703
6719 * ira-color.c (update_conflict_hard_regno_costs): Use
6720 int64_t instead of HOST_WIDE_INT.
6722 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
6724 PR rtl-optimization/70478
6725 * lra-constraints.c (process_alt_operands): Disfavor alternative
6726 insn memory operands.
6728 2017-04-07 Jeff Law <law@redhat.com>
6730 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
6731 CALL and NOTE_INSN_CALL_ARG_LOCATION.
6733 2017-04-07 Martin Liska <mliska@suse.cz>
6735 PR target/79889
6736 * config/aarch64/aarch64.c (aarch64_process_target_attr):
6737 Show error message instead of an ICE.
6739 2017-04-07 Martin Liska <mliska@suse.cz>
6741 PR ipa/80212
6742 * ipa-split.c (split_function): Add function part to a same comdat
6743 group.
6745 2017-04-07 Richard Biener <rguenther@suse.de>
6747 PR middle-end/80341
6748 * tree.c (get_unwidened): Also handle ! for_type case for
6749 INTEGER_CSTs.
6750 * convert.c (do_narrow): Split out from ...
6751 (convert_to_integer_1): ... here. Do not pass final truncation
6752 type to get_unwidened for TRUNC_DIV_EXPR.
6754 2017-04-07 Richard Biener <rguenther@suse.de>
6756 * tree-affine.c (wide_int_ext_for_comb): Take type rather
6757 than aff_tree.
6758 (aff_combination_const): Adjust.
6759 (aff_combination_scale): Likewise.
6760 (aff_combination_add_elt): Likewise.
6761 (aff_combination_add_cst): Likewise.
6762 (aff_combination_convert): Likewise.
6763 (add_elt_to_tree): Likewise. Remove unused argument.
6764 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
6766 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
6768 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
6769 definition.
6770 * config/arm/arm.c (arm_default_short_enums): Use
6771 ARM_DEFAULT_SHORT_ENUMS.
6772 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
6774 2017-04-06 Jakub Jelinek <jakub@redhat.com>
6776 PR debug/80234
6777 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
6778 members with redundant out-of-class redeclaration.
6780 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
6782 PR target/80286
6783 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
6784 * config/i386/i386.md (*zero_extendsidi2):
6785 Add (?*x,*x) and (?*v,*v) alternatives.
6787 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
6789 PR target/79733
6790 * config/i386/i386.c (ix86_expand_builtin)
6791 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
6792 mode from insn data. Convert operands to insn operand mode.
6793 Copy operands that don't satisfy insn predicate to a register.
6795 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
6797 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
6798 Update comments.
6800 2017-04-06 Richard Biener <rguenther@suse.de>
6802 PR tree-optimization/80334
6803 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
6804 preserve alignment of accesses.
6806 2017-04-06 Richard Biener <rguenther@suse.de>
6808 PR tree-optimization/80262
6809 * tree-sra.c (build_ref_for_offset): Preserve address-space
6810 information.
6811 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
6812 Drop useless address-space information on MEM_REF offsets.
6814 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
6816 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
6818 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
6820 PR rtl-optimization/70703
6821 * ira-color.c (update_conflict_hard_regno_costs): Use
6822 HOST_WIDE_INT instead of long.
6824 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
6826 PR target/80298
6827 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
6828 not defined for x86_64 target. Add -mmmx target option when __SSE2__
6829 is not defined.
6830 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
6831 for x86_64 target. Handle -m3dnowa option.
6833 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
6835 PR rtl-optimization/70703
6836 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
6837 (update_conflict_hard_regno_costs): Use long instead of unsigned
6838 arithmetic for cost calculation.
6840 2017-04-05 Jakub Jelinek <jakub@redhat.com>
6841 Bernd Edlinger <bernd.edlinger@hotmail.de>
6843 PR sanitizer/80308
6844 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
6845 for big endian.
6847 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
6849 PR target/78002
6850 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
6851 ptr_mode with Pmode throughout.
6852 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
6853 into probe_stack_range and use DImode.
6855 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
6857 PR target/79890
6858 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
6859 call_eh_return is true.
6861 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6863 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
6864 Initialize last_match_fntype_index.
6866 2017-04-05 Jakub Jelinek <jakub@redhat.com>
6868 PR target/80310
6869 * tree-nvr.c: Include internal-fn.h.
6870 (pass_return_slot::execute): Ignore internal calls without
6871 direct optab.
6873 2017-04-04 Jakub Jelinek <jakub@redhat.com>
6874 Richard Biener <rguenther@suse.de>
6876 PR c++/80297
6877 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
6878 captures used multiple times, except for the last use.
6879 * generic-match-head.c: Include gimplify.h.
6881 2017-04-04 Jakub Jelinek <jakub@redhat.com>
6883 PR tree-optimization/79390
6884 * target.h (struct noce_if_info): Declare.
6885 * targhooks.h (default_noce_conversion_profitable_p): Declare.
6886 * target.def (noce_conversion_profitable_p): New target hook.
6887 * ifcvt.h (struct noce_if_info): New type, moved from ...
6888 * ifcvt.c (struct noce_if_info): ... here.
6889 (noce_conversion_profitable_p): Renamed to ...
6890 (default_noce_conversion_profitable_p): ... this. No longer
6891 static nor inline.
6892 (noce_try_store_flag_constants, noce_try_addcc,
6893 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
6894 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
6895 instead of noce_conversion_profitable_p.
6896 * config/i386/i386.c: Include ifcvt.h.
6897 (ix86_option_override_internal): Don't override
6898 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
6899 (ix86_noce_conversion_profitable_p): New function.
6900 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
6901 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
6902 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
6903 * doc/tm.texi: Regenerated.
6905 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6907 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
6908 correction.
6910 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6912 PR target/80307
6913 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
6914 instructions for small multiply cores.
6916 2017-04-04 Jeff Law <law@redhat.com>
6918 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
6919 added member.
6920 (mips_expand_vec_perm_const): Initialize elements in orig_perm
6921 that are not set by the loop over the elements.
6923 2017-04-04 Jakub Jelinek <jakub@redhat.com>
6925 PR target/80286
6926 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
6927 int mode, convert_modes it to mode as unsigned, otherwise use
6928 lowpart_subreg to mode rather than SImode.
6929 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
6930 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
6931 Use DImode instead of SImode for the shift count operand.
6932 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
6933 Likewise.
6935 2017-04-04 Richard Biener <rguenther@suse.de>
6937 PR middle-end/80281
6938 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
6939 arithmetic done for the negate or the plus. Simplify.
6940 (A - (-B) -> A + B): Likewise.
6941 * fold-const.c (split_tree): Make sure to not negate pointers.
6943 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
6945 PR rtl-optimization/60818
6946 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
6947 a compare of comparisons with the thing compared if this results
6948 in a different machine mode.
6950 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
6952 * alias.c (base_alias_check): Fix typo in comment.
6953 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
6954 * cgraphunit.c (symbol_table::compile): Likewise.
6955 * collect2.c (maybe_run_lto_and_relink): Likewise.
6956 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
6957 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
6958 * config/avr/avr.c (avr_map_op_t): Likewise.
6959 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
6960 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
6961 * config/epiphany/epiphany.md (movcc): Likewise.
6962 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
6963 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
6964 Likewise.
6965 * config/mips/mips.c (mips_save_restore_reg): Likewise.
6966 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
6967 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
6968 * config/sh/sh.c (sh_rtx_costs): Likewise.
6969 * fold-const.c (fold_truth_andor): Likewise.
6970 * genautomata.c (collapse_flag): Likewise.
6971 * gengtype.h (struct type::u::s): Likewise.
6972 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
6973 * input.c (FORMAT_AMOUNT): Likewise.
6974 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
6975 (known_aggs_to_agg_replacement_list): Likewise.
6976 * ipa-inline-analysis.c: Likewise.
6977 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
6978 * ipa-polymorphic-call.c
6979 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
6980 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
6981 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
6982 Likewise.
6983 * modulo-sched.c (apply_reg_moves): Likewise.
6984 * omp-expand.c (build_omp_regions_1): Likewise.
6985 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
6986 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
6987 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
6988 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
6989 * value-prof.c: Likewise.
6990 * var-tracking.c (val_reset): Likewise.
6992 2017-04-03 Richard Biener <rguenther@suse.de>
6994 PR tree-optimization/80275
6995 * fold-const.c (split_address_to_core_and_offset): Handle
6996 POINTER_PLUS_EXPR.
6998 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
7000 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
7001 descriptors is at least equal to that of functions.
7003 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
7005 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
7007 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
7009 PR target/80250
7010 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
7011 (mov<IMOD4:mode>): New expander.
7012 (*mov<IMOD4:mode>_internal): New insn and split pattern.
7014 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
7016 PR rtl-optimization/79405
7017 * fwprop.c (propagations_left): New variable.
7018 (forward_propagate_into): Decrement it.
7019 (fwprop_init): Initialize it.
7020 (fw_prop): If the variable has reached zero, stop propagating.
7021 (fwprop_addr): Ditto.
7023 2017-03-31 Jakub Jelinek <jakub@redhat.com>
7025 PR debug/79255
7026 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
7027 a FUNCTION_DECL, pass it as decl instead of origin to
7028 process_scope_var.
7030 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
7032 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
7033 string.
7035 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
7037 PR target/80107
7038 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
7039 TARGET_VSX_SMALL_INTEGER.
7041 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7043 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
7044 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
7046 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
7048 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
7049 extraction from odd-numbered MSA register.
7051 2017-03-31 Jakub Jelinek <jakub@redhat.com>
7053 PR middle-end/80173
7054 * expmed.c (store_bit_field_1): Don't attempt to create
7055 a word subreg out of hard registers wider than word if they
7056 have HARD_REGNO_NREGS of 1 for their mode.
7058 PR middle-end/80163
7059 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
7060 conversions to integer types wider than word and pointer.
7062 PR debug/80025
7063 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
7064 (rtx_equal_for_cselib_p): Pass 0 to it.
7065 * cselib.c (cselib_hasher::equal): Likewise.
7066 (rtx_equal_for_cselib_1): Add depth argument. If depth
7067 is 128, don't look up VALUE locs and punt. Increment
7068 depth in recursive calls when walking VALUE locs.
7070 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
7072 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
7073 (make_gcov_file_name): Use the canonical path name for generating
7074 the MD5 value.
7075 (read_line): Fix handling of files with ascii null bytes.
7077 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
7079 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
7080 to initialise a vector register instead
7081 of using a const_int.
7083 2017-03-30 Jakub Jelinek <jakub@redhat.com>
7085 PR translation/80189
7086 * gimplify.c (omp_default_clause): Use %qs instead of %s in
7087 diagnostic messages.
7089 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
7091 PR target/80246
7092 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
7093 (dfp_diex_<mode>): Update mode of operand 1.
7094 * doc/extend.texi (dxex, dxexq): Document change to return type.
7095 (diex, diexq): Document change to argument type.
7097 2017-03-30 Martin Jambor <mjambor@suse.cz>
7099 PR ipa/77333
7100 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
7101 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
7102 it reflects the signature changes performed at the callee side.
7103 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
7104 to cgraph_build_function_type_skip_args.
7105 (build_function_decl_skip_args): Adjust call to the above function.
7107 2017-03-30 Jakub Jelinek <jakub@redhat.com>
7109 PR target/80206
7110 * config/i386/sse.md
7111 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
7112 register as dest whenever it is a MEM not rtx_equal_p to the
7113 corresponding dup operand, and when forcing into reg move the
7114 reg into the memory afterwards.
7115 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
7116 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
7117 for the force_reg mode.
7118 (avx512vl_vextractf128<mode>): Use register as dest either
7119 always when a MEM, or when it is a MEM not rtx_equal_p to the
7120 corresponding dup operand, or even not when it is a CONST_VECTOR
7121 depending on the mode and lo vs. hi.
7122 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
7123 parens.
7124 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
7125 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
7126 Likewise. Require that operands[2] is even.
7127 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
7128 Remove extraneous parens. Require that operands[2] is a multiple
7129 of 4.
7130 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
7131 operands[0] is a MEM if <mask_applied>, the predicates/constraints
7132 disallow memory then.
7134 2017-03-30 Richard Biener <rguenther@suse.de>
7136 PR tree-optimization/77498
7137 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
7138 to non-constants over backedges.
7140 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
7142 PR rtl-optimization/80233
7143 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
7144 as last_combined_insn. Do not test for BARRIER_P separately.
7146 2017-03-29 Andreas Schwab <schwab@suse.de>
7148 PR ada/80146
7149 * calls.c (prepare_call_address): Convert funexp to Pmode before
7150 copying to temp reg.
7152 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7154 PR tree-optimization/80158
7155 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
7156 Handle possible future case of more than one alternate
7157 interpretation.
7158 (replace_rhs_if_not_dup): Likewise.
7159 (replace_one_candidate): Likewise.
7161 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
7163 PR rtl-optimization/80193
7164 * ira.c (ira): Do not check allocation for LRA.
7166 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
7168 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
7169 (nvptx_output_simt_exit): Declare.
7170 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
7171 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
7172 (init_softstack_frame): Move initialization of crtl->is_leaf to...
7173 (nvptx_declare_function_name): ...here. Emit declaration of local
7174 memory space buffer for omp_simt_enter insn.
7175 (nvptx_output_unisimt_switch): New.
7176 (nvptx_output_softstack_switch): New.
7177 (nvptx_output_simt_enter): New.
7178 (nvptx_output_simt_exit): New.
7179 * config/nvptx/nvptx.h (struct machine_function): New fields
7180 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
7181 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
7182 (UNSPECV_SIMT_EXIT): Ditto.
7183 (omp_simt_enter_insn): New insn.
7184 (omp_simt_enter): New expansion.
7185 (omp_simt_exit): New insn.
7186 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
7188 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
7189 (expand_GOMP_SIMT_ENTER_ALLOC): New.
7190 (expand_GOMP_SIMT_EXIT): New.
7191 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
7192 (GOMP_SIMT_ENTER_ALLOC): Ditto.
7193 (GOMP_SIMT_EXIT): Ditto.
7194 * target-insns.def (omp_simt_enter): New insn.
7195 (omp_simt_exit): Ditto.
7196 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
7197 simt_dlist.
7198 (lower_rec_simd_input_clauses): Implement SIMT privatization.
7199 (lower_rec_input_clauses): Likewise.
7200 (lower_lastprivate_clauses): Handle SIMT privatization.
7202 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
7203 (ompdevlow_adjust_simt_enter): New.
7204 (find_simtpriv_var_op): New.
7205 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
7206 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
7208 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
7209 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
7210 (copy_decl_for_dup_finish): Ditto.
7212 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
7214 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
7216 PR target/53383
7217 * config/i386/i386.c (ix86_option_override_internal): Always
7218 allow -mpreferred-stack-boundary=3 for 64-bit targets.
7220 2017-03-28 Bin Cheng <bin.cheng@arm.com>
7222 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
7224 2017-03-28 Bin Cheng <bin.cheng@arm.com>
7226 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
7227 mark new edge's irreducible flag accordign to it.
7228 (vect_do_peeling): Check loop preheader edge's irreducible flag
7229 and pass it to function slpeel_add_loop_guard.
7231 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
7233 PR tree-optimization/80218
7234 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
7235 Update block frequencies and counts.
7237 2017-03-28 Richard Biener <rguenther@suse.de>
7239 PR tree-optimization/78644
7240 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
7241 of a simplification result we may not use it at all.
7243 2017-03-28 Richard Biener <rguenther@suse.de>
7245 PR ipa/80205
7246 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
7247 without arguments, generate default definition of a SSA name.
7249 2017-03-28 Richard Biener <rguenther@suse.de>
7251 PR middle-end/80222
7252 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
7253 TYPE_REF_CAN_ALIAS_ALL references.
7254 * fold-const.c (fold_indirect_ref_1): Likewise.
7256 2017-03-28 Martin Liska <mliska@suse.cz>
7258 PR ipa/80104
7259 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
7260 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
7262 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
7263 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
7265 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
7266 (EXTRA_SPECS): Define.
7267 (SUBTARGET_EXTRA_SPECS): Likewise.
7268 (SUBTARGET_CPP_SPEC): Likewise.
7269 * config/arc/elf.h (EXTRA_SPECS): Renamed to
7270 SUBTARGET_EXTRA_SPECS.
7271 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
7273 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
7275 * config/arc/simdext.md (vst64_insn): Update pattern.
7276 (vld32wh_insn): Likewise.
7277 (vld32wl_insn): Likewise.
7278 (vld64_insn): Likewise.
7279 (vld32_insn): Likewise.
7281 2017-03-28 Marek Polacek <polacek@redhat.com>
7283 PR sanitizer/80067
7284 * fold-const.c (fold_comparison): Use protected_set_expr_location
7285 instead of SET_EXPR_LOCATION.
7287 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
7289 * tree.c (add_expr): Avoid name lookup warning.
7291 2017-03-27 Jeff Law <law@redhat.com>
7293 PR tree-optimization/80216
7294 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
7295 function name. Limit recursion depth.
7296 (record_temporary_equivalences): Corresponding changes.
7298 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
7300 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
7301 covered first.
7303 2017-03-27 Jakub Jelinek <jakub@redhat.com>
7305 PR target/80102
7306 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
7307 notes.
7308 * cfgcleanup.c (reg_note_cfa_p): New array.
7309 (insns_have_identical_cfa_notes): New function.
7310 (old_insns_match_p): Don't cross-jump in between /f
7311 and non-/f instructions. If both i1 and i2 are frame related,
7312 verify all CFA notes, their order and content.
7314 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
7316 PR target/78543
7317 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
7318 HImode and SImode with zero extend to DImode to one insn.
7319 (bswap<mode>2_extenddi): Likewise.
7320 (bswapsi2_extenddi): Likewise.
7321 (bswaphi2_extendsi): Likewise.
7322 (bswaphi2): Combine bswap HImode and SImode into one insn.
7323 Separate memory insns from swapping register.
7324 (bswapsi2): Likewise.
7325 (bswap<mode>2): Likewise.
7326 (bswaphi2_internal): Delete, no longer used.
7327 (bswapsi2_internal): Likewise.
7328 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
7329 store, and gpr<-gpr swap insns.
7330 (bswap<mode>2_store): Likewise.
7331 (bswaphi2_reg): Register only splitter, combine with the splitter.
7332 (bswaphi2 splitter): Likewise.
7333 (bswapsi2_reg): Likewise.
7334 (bswapsi2 splitter): Likewise.
7335 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
7336 the insns into load, store, and register/register insns.
7337 (bswapdi2_ldbrx): Likewise.
7338 (bswapdi2_load): Likewise.
7339 (bswapdi2_store): Likewise.
7340 (bswapdi2_reg): Likewise.
7342 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
7344 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
7345 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
7347 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
7349 PR target/80103
7350 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
7351 add comments.
7352 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
7353 special handling for target option conflicts between dform
7354 options (-mpower9-dform, -mpower9-dform-vector,
7355 -mpower9-dform-scalar) and -mno-direct-move.
7357 2017-03-27 Richard Biener <rguenther@suse.de>
7359 PR tree-optimization/80181
7360 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
7362 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
7364 * config/arc/predicates.md (move_double_src_operand): Replace the
7365 call to move_double_src_operand with a call to address_operand.
7367 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
7369 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
7370 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
7371 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
7373 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
7375 * config/arc/predicates.md (long_immediate_loadstore_operand):
7376 Consider scaled addresses cases.
7378 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
7380 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
7381 restored when in interrupt.
7382 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
7383 doesn't have delay slot.
7385 2017-03-27 Richard Biener <rguenther@suse.de>
7387 PR ipa/79776
7388 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
7389 inlined thunk clones.
7391 2017-03-27 Jakub Jelinek <jakub@redhat.com>
7393 PR sanitizer/80168
7394 * asan.c (instrument_derefs): Copy over last operand from
7395 original COMPONENT_REF to the new COMPONENT_REF with
7396 DECL_BIT_FIELD_REPRESENTATIVE.
7397 * ubsan.c (instrument_object_size): Likewise.
7399 2017-03-27 Richard Biener <rguenther@suse.de>
7401 PR tree-optimization/80170
7402 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
7403 sure DR/SCEV didnt fold in constants we do not see when looking
7404 at the reference base alignment.
7406 2017-03-27 Richard Biener <rguenther@suse.de>
7408 PR middle-end/80171
7409 * gimple-fold.c (fold_ctor_reference): Properly guard against
7410 NULL return value from canonicalize_constructor_val.
7412 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
7414 PR target/80180
7415 * config/i386/i386.c (ix86_expand_builtin)
7416 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
7417 flags reg setting and flags reg using instructions.
7418 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
7419 clobbering instructions to zero extend op2.
7421 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
7423 * doc/install.texi (Configuration) <--with-aix-soname>:
7424 Update link to AIX ld.
7426 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
7428 PR rtl-optimization/80160
7429 PR rtl-optimization/80159
7430 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
7431 reg_alternate_class into account.
7433 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
7435 PR target/80148
7436 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
7437 to consider in curr_insn_transform.
7439 2017-03-24 Jakub Jelinek <jakub@redhat.com>
7441 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
7442 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
7443 and emit_mode_inner.
7445 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7447 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
7448 argument to the overloaded builtin variants. Use the new flag to
7449 deprecate certain builtin variants.
7450 * config/s390/s390-builtin-types.def: Add new builtin types.
7451 * config/s390/s390-builtins.h: Support new flags field for
7452 overloaded builtins.
7453 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
7454 (s390_macro_to_expand): Enable vector float data type.
7455 (s390_cpu_cpp_builtins_internal): Indicate support of the new
7456 builtins by incrementing the __VEC__ version number.
7457 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
7458 vec_xst.
7459 (s390_resolve_overloaded_builtin): Emit error messages depending
7460 on the builtin flags.
7461 * config/s390/s390.c (s390_expand_builtin): Support additional
7462 flags argument. Change error message to match the messages
7463 emitted in s390-c.c.
7464 * config/s390/s390.md: New UNSPEC_* constants.
7465 (op_type): Add new instruction types.
7466 * config/s390/vecintrin.h: Add new builtins and test data class
7467 constants.
7468 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
7469 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
7470 (VEC_INEXACT, VEC_NOINEXACT): New constants.
7471 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
7472 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
7473 ("vec_mergel<mode>"): V_HW -> VEC_HW.
7475 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
7476 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
7477 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
7478 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
7480 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
7481 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
7482 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
7483 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
7485 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
7486 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
7487 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
7488 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
7489 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
7490 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
7491 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
7493 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
7494 ("vec_scatter_element<V_HW_4:mode>_DI")
7495 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
7496 ("vec_fpint<mode>", "vflls")
7497 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
7498 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
7499 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
7500 ("*vec_cmphe<mode>_cc"): ... these.
7502 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
7503 mode constant instead of magic value.
7505 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7507 * config/s390/s390.c (s390_expand_vec_compare): Support other
7508 vector floating point modes than just V2DF.
7509 (s390_expand_vcond): Likewise.
7510 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
7511 (s390_cannot_change_mode_class): Prevent mode changes between TF
7512 and V1TF in vector registers.
7513 * config/s390/s390.md (DF, SF): New mode attributes.
7514 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
7515 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
7516 SFmode support for VRs.
7517 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
7518 vector fp modes.
7519 (VFT, VF_HW): New mode iterators.
7520 (vw, sdx): New mode attributes.
7521 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
7522 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
7523 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
7524 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
7525 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
7526 also the new vector floating point modes. Renaming to ...
7528 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
7529 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
7530 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
7531 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
7532 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
7533 ("vec_unordered<mode>"): ... these.
7535 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
7536 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
7537 ("*vec_extendv2df"): New insn definitions.
7539 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7541 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
7542 ("mulditi3_2", "*muldi3_sign"): New patterns.
7543 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
7544 rename the pattern definition.
7546 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7548 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
7549 expander.
7550 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
7552 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7554 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
7555 instruction if possible.
7556 * config/s390/vector.md (vec_halfnumelts): New mode
7557 attribute.
7558 ("*vec_vllezlf<mode>"): New pattern.
7560 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7562 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
7563 ("popcountv4si2", "popcountv2di2"): Rename to ...
7564 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
7565 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
7566 condition.
7567 ("popcount<mode>2_vxe"): New pattern.
7569 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7571 * common/config/s390/s390-common.c (processor_flags_table): Add
7572 arch12.
7573 * config.gcc: Add arch12.
7574 * config/s390/driver-native.c (s390_host_detect_local_cpu):
7575 Default to arch12 for unknown CPU model numbers.
7576 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
7577 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
7578 PROCESSOR_max sanity check.
7579 * config/s390/s390-opts.h (enum processor_type): Add
7580 PROCESSOR_ARCH12.
7581 * config/s390/s390.c (processor_table): Add arch12.
7582 (s390_expand_builtin): Add check for B_VXE flag.
7583 (s390_issue_rate): Add PROCESSOR_ARCH12.
7584 (s390_get_sched_attrmask): Likewise.
7585 (s390_get_unit_mask): Likewise.
7586 (s390_sched_score): Enable z13 scheduling for arch12.
7587 (s390_sched_reorder): Likewise.
7588 (s390_sched_variable_issue): Likewise.
7589 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
7590 PF_VXE.
7591 (s390_tune_attr): Use z13 scheduling also for arch12.
7592 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
7593 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
7594 (TARGET_VXE_P): New macros.
7595 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
7596 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
7597 * config/s390/s390.opt: Add arch12 as processor_type.
7599 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7601 * config/s390/s390.md
7602 ("fixuns_truncdddi2", "fixuns_trunctddi2")
7603 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
7604 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
7606 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
7607 Rename expanders to ...
7609 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
7610 ("fixuns_truncdddi2_emu"): ... these.
7612 ("fixuns_trunc<mode>si2_emu"): New expander.
7614 ("*fixuns_truncdfdi2_z13"): Rename to ...
7615 ("*fixuns_truncdfdi2_vx"): ... this.
7617 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7619 * config/s390/2964.md: Remove the single element vector compare
7620 instructions which are no longer used.
7621 * config/s390/s390.c (s390_select_ccmode): Remove handling of
7622 vector CCmodes.
7623 (s390_canonicalize_comparison): Remove handling of DFmode
7624 compares.
7625 (s390_expand_vec_compare_scalar): Remove function.
7626 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
7627 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
7628 pattern.
7629 ("*cmp<mode>_ccs"): Add wfcdb instruction.
7631 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7633 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
7634 FP zero.
7635 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
7636 will anyway by matched by mov<mode>_64dfp.
7638 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7640 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
7641 vlef/vstef. Add missing operand to vleif.
7643 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7645 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
7646 pair for all vector types with 64 bit elements.
7647 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
7648 * config/s390/vector.md (V_HW_64): ... here.
7649 (V_128_NOSINGLE): New mode iterator.
7650 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
7651 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
7652 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
7653 ("*vec_load_pairv2di"): Change to ...
7654 ("*vec_load_pair<mode>"): ... this one.
7656 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7658 * config/s390/constraints.md: Add comments.
7659 (jKK): Reject element sizes > 8 bytes.
7660 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
7661 s_operands.
7662 * config/s390/s390.md: Add the s_operand checks formerly in
7663 s390_split_ok_p to various splitters where they are still
7664 required.
7665 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
7666 for 128 bit vectors. Plus two splitters.
7668 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7670 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
7671 the file.
7673 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7675 PR target/79893
7676 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
7677 error if the boundary argument is not constant.
7679 2017-03-24 Jakub Jelinek <jakub@redhat.com>
7681 PR rtl-optimization/80112
7682 * loop-doloop.c (doloop_condition_get): Don't check condition
7683 if cmp isn't SET with IF_THEN_ELSE src.
7685 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7687 PR tree-optimization/80158
7688 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
7689 replacing a candidate statement, also replace it for the
7690 candidate's alternate interpretation.
7691 (replace_rhs_if_not_dup): Likewise.
7692 (replace_one_candidate): Likewise.
7694 2017-03-24 Richard Biener <rguenther@suse.de>
7696 PR tree-optimization/80167
7697 * graphite-isl-ast-to-gimple.c
7698 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
7699 properly.
7700 (translate_isl_ast_to_gimple::get_rename): Likewise.
7702 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
7704 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
7705 handling of certain combinations of target options, including the
7706 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
7707 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
7709 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7711 PR target/71436
7712 * config/arm/arm.md (*load_multiple): Add reload_completed to
7713 matching condition.
7715 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7716 Richard Biener <rguenth@suse.de>
7718 PR tree-optimization/79908
7719 PR tree-optimization/80136
7720 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
7721 been cast away, gimplify_and_add suffices.
7723 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
7725 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
7727 2017-03-23 Richard Biener <rguenther@suse.de>
7729 PR tree-optimization/80032
7730 * gimplify.c (gimple_push_cleanup): Forced unconditional
7731 cleanups still have to go to the conditional_cleanups
7732 sequence.
7734 2017-03-22 Jakub Jelinek <jakub@redhat.com>
7736 PR tree-optimization/80072
7737 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
7738 to unsigned int.
7739 (next_operand_entry_id): Change type to unsigned int.
7740 (sort_by_operand_rank): Make sure to return the right return value
7741 even if unsigned fields are bigger than INT_MAX.
7742 (struct oecount): Change cnt and id type to unsigned int.
7743 (oecount_hasher::equal): Formatting fix.
7744 (oecount_cmp): Make sure to return the right return value
7745 even if unsigned fields are bigger than INT_MAX.
7746 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
7748 PR c++/80129
7749 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
7750 TREE_READONLY on result if writing it more than once.
7752 PR sanitizer/80110
7753 * doc/invoke.texi (-fsanitize=thread): Document that with
7754 -fnon-call-exceptions atomics are not able to throw
7755 exceptions.
7757 PR sanitizer/80110
7758 * tsan.c: Include tree-eh.h.
7759 (instrument_builtin_call): Call maybe_clean_eh_stmt or
7760 maybe_clean_or_replace_eh_stmt where needed.
7761 (instrument_memory_accesses): Add cfg_changed argument.
7762 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
7763 if it returned true.
7764 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
7766 PR rtl-optimization/63191
7767 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
7768 wrapper function, moved the whole old content into ...
7769 (ix86_delegitimize_address_1): ... this. New inline function.
7770 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
7771 true as last argument instead of ix86_delegitimize_address.
7773 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
7775 * config/aarch64/aarch64.c (generic_branch_cost): Copy
7776 cortexa57_branch_cost.
7778 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
7780 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
7782 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7784 PR target/80123
7785 * doc/md.texi (Constraints): Document wA constraint.
7786 * config/rs6000/constraints.md (wA): New.
7787 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
7788 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
7789 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
7790 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
7792 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
7794 PR c++/80029
7795 * gimplify.c (is_oacc_declared): New function.
7796 (oacc_default_clause): Use it to set default flags for acc declared
7797 variables inside parallel regions.
7798 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
7799 declared variables.
7800 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
7801 declare attribute to any decl as necessary.
7803 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
7805 PR target/80082
7806 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
7807 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
7808 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
7809 (arm_arch_lpae): This.
7810 * config/arm/arm.c (arm_arch7ve): Rename into ...
7811 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
7812 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
7813 arm_arch_lpae.
7815 2017-03-22 Martin Liska <mliska@suse.cz>
7817 PR target/79906
7818 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
7819 error message instead of an ICE.
7821 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7823 * doc/extend.texi (6.11 Additional Floating Types): Revise.
7825 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
7827 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
7828 comments.
7829 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
7830 comments.
7832 2017-03-21 Martin Sebor <msebor@redhat.com>
7834 * doc/extend.texi: Use "cannot" instead of "can't."
7835 * doc/hostconfig.texi: Same.
7836 * doc/install.texi: Same.
7837 * doc/invoke.texi: Same.
7838 * doc/loop.texi: Same.
7839 * doc/md.texi: Same.
7840 * doc/objc.texi: Same.
7841 * doc/rtl.texi: Same.
7842 * doc/tm.texi: Same.
7843 * doc/tm.texi.in: Same.
7844 * doc/trouble.texi: Same.
7846 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
7848 PR debug/63238
7849 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
7850 (collect_checksum_attributes): Set it.
7851 (die_checksum_ordered): Use it.
7853 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7855 PR tree-optimization/79908
7856 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
7857 change: For a VA_ARG whose LHS has been cast away, use
7858 force_gimple_operand to construct the side effects.
7860 2017-03-21 David Malcolm <dmalcolm@redhat.com>
7862 PR translation/80001
7863 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
7864 more amenable to translation.
7865 (oacc_loop_auto_partitions): Likewise.
7867 2017-03-21 Marek Polacek <polacek@redhat.com>
7868 Martin Sebor <msebor@redhat.com>
7870 PR tree-optimization/80109
7871 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
7872 on INTEGRAL_TYPE_P.
7874 2017-03-21 Jakub Jelinek <jakub@redhat.com>
7875 Segher Boessenkool <segher@kernel.crashing.org>
7877 PR target/80125
7878 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
7879 check reg_used_between_p between insn and one of succ or succ2
7880 depending on if succ is artificial insn not inserted into insn
7881 stream.
7883 2017-03-21 Martin Liska <mliska@suse.cz>
7885 PR gcov-profile/80081
7886 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
7887 * doc/gcc.texi: Include gcov-dump stuff.
7888 * doc/gcov-dump.texi: New file.
7890 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
7892 PR rtl-optimization/79150
7893 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
7894 conditional jump, if the jump is the last insn of the loop.
7896 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7897 Richard Biener <rguenth@suse.de>
7899 PR tree-optimization/79908
7900 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
7901 been cast away, use force_gimple_operand to construct the side
7902 effects.
7904 2017-03-21 Martin Liska <mliska@suse.cz>
7906 PR libfortran/79956
7907 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
7908 to NULL.
7910 2017-03-21 Brad Spengler <spender@grsecurity.net>
7912 PR plugins/80094
7913 * plugin.c (htab_hash_plugin): New function.
7914 (add_new_plugin): Use it and adjust.
7915 (parse_plugin_arg_opt): Adjust.
7916 (init_one_plugin): Likewise.
7918 2017-03-21 Richard Biener <rguenther@suse.de>
7920 PR tree-optimization/80032
7921 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
7922 if set force the cleanup to happen unconditionally.
7923 (gimplify_target_expr): Push inserted clobbers with force_uncond
7924 to avoid them being removed by control-dependent DCE.
7926 2017-03-21 Richard Biener <rguenther@suse.de>
7928 PR tree-optimization/80122
7929 * tree-inline.c (copy_bb): Do not expans va-arg packs or
7930 va_arg_pack_len when the inlined call stmt requires pack
7931 expansion itself.
7932 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
7934 2017-03-21 Jakub Jelinek <jakub@redhat.com>
7936 PR sanitizer/78158
7937 * tsan.c (instrument_builtin_call): If the memory model argument
7938 is not a constant, assume it is valid.
7940 PR c/67338
7941 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
7942 avoid UB.
7944 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
7946 PR rtl-optimization/79910
7947 * combine.c (can_combine_p): Do not allow combining an I0 or I1
7948 if its dest is used by an insn before I2 (other than the combined
7949 insns themselves, which are properly handled already).
7951 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
7953 Revert:
7954 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
7956 * combine.c (record_used_regs): New static function.
7957 (try_combine): Handle situations where there is an additional
7958 instruction between I2 and I3 which needs to have a LOG_LINK
7959 updated.
7961 Revert:
7962 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
7964 * combine.c (try_combine): Delete redundant i1 test. Call
7965 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
7967 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7969 PR target/80083
7970 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
7971 alternatives 13/14.
7973 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7975 PR tree-optimization/80054
7976 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
7977 the optimization if a PHI or any of its arguments is not dominated
7978 by the candidate's basis. Use gphi* rather than gimple* as
7979 appropriate.
7980 (replace_profitable_candidates): Clean up a gimple* variable that
7981 should be a gphi* variable.
7983 2017-03-20 Martin Sebor <msebor@redhat.com>
7985 PR c++/52477
7986 * doc/extend.texi (attribute constructor): Document present limitation.
7988 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
7990 PR target/79963
7991 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
7992 __POWER9_VECTOR__ #ifdef control, change template definition to
7993 use Power9-specific built-in function.
7994 (vec_any_eq): Likewise.
7995 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
7996 to control outcomes from this test.
7997 (vector_ae_<mode>p): For VEC_F modes, likewise.
7999 2017-03-20 Ian Lance Taylor <iant@google.com>
8001 * config/i386/i386.c (ix86_function_regparm): Save an extra
8002 register for -fsplit-stack with DECL_STATIC_CHAIN.
8004 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
8006 PR target/79912
8007 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
8008 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
8010 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
8012 * config/riscv/riscv.c (riscv_print_operand): Use "fence
8013 iorw,ow".
8014 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
8015 iorw,iorw".
8017 2017-03-20 Marek Polacek <polacek@redhat.com>
8019 PR sanitizer/80063
8020 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
8022 2017-03-20 Richard Biener <rguenther@suse.de>
8024 PR tree-optimization/80113
8025 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
8026 allocate extra SSA name for PHI def.
8027 (add_close_phis_to_outer_loops): Likewise.
8028 (add_close_phis_to_merge_points): Likewise.
8029 (copy_loop_close_phi_args): Likewise.
8030 (copy_cond_phi_nodes): Likewise.
8032 2017-03-20 Martin Liska <mliska@suse.cz>
8034 PR middle-end/79753
8035 * tree-chkp.c (chkp_build_returned_bound): Do not build
8036 returned bounds for a LHS that's not a BOUNDED_P type.
8038 2017-03-20 Martin Liska <mliska@suse.cz>
8040 PR target/79769
8041 PR target/79770
8042 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
8043 COMPLEX_CST and VECTOR_CST.
8045 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8047 PR target/78857
8048 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
8049 target operand. A new splitter adds the clobber statement in case
8050 the target operand is dead anyway.
8052 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
8054 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
8055 to age-old versions of binutils and glibc.
8057 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
8059 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
8061 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
8063 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
8065 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
8067 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
8068 requirement for binutils 2.13.
8070 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
8072 * combine.c (try_combine): Delete redundant i1 test. Call
8073 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
8075 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
8077 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
8078 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
8079 contents.
8080 <riscv64-*-elf>: Re-arrange section
8081 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
8082 <riscv32-*-linux>: Likewise.
8083 <riscv64-*-elf>: Likewise
8084 <riscv64-*-linux>: Likewise.
8086 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
8088 PR target/80052
8089 * aarch64.opt(verbose-cost-dump): Fix typo.
8091 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
8093 PR target/79951
8094 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
8095 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
8097 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
8099 * reload.c (find_reloads): When reloading a nonoffsettable address,
8100 use RELOAD_OTHER for it and its address reloads.
8102 PR rtl-optimization/79910
8103 * combine.c (record_used_regs): New static function.
8104 (try_combine): Handle situations where there is an additional
8105 instruction between I2 and I3 which needs to have a LOG_LINK
8106 updated.
8108 2017-03-17 Jeff Law <law@redhat.com>
8110 PR tree-optimization/71437
8111 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
8112 conditional in the hash table first.
8113 (vrp_dom_walker::before_dom_children): Extract condition from
8114 ASSERT_EXPR. Record condition, its inverion and any implied
8115 conditions as well.
8117 2017-03-17 Marek Polacek <polacek@redhat.com>
8118 Markus Trippelsdorf <markus@trippelsdorf.de>
8120 PR tree-optimization/80079
8121 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
8122 m_stores_head.
8124 2017-03-17 Richard Biener <rguenther@suse.de>
8126 PR middle-end/80075
8127 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
8128 Properly verify the LHS before the RHS possibly claims to be
8129 handled.
8130 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
8131 do not throw.
8133 2017-03-17 Martin Jambor <mjambor@suse.cz>
8135 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
8136 (List of -O2 options): Likewise.
8137 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
8138 (-fipa-vrp) New.
8140 2017-03-17 Tom de Vries <tom@codesourcery.com>
8142 * gcov-dump.c (print_usage): Print bug_report_url.
8144 2017-03-17 Richard Biener <rguenther@suse.de>
8146 PR middle-end/80050
8147 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
8148 (parser::peek): Likewise.
8150 2017-03-17 Richard Biener <rguenther@suse.de>
8152 PR tree-optimization/80048
8153 * sese.c (free_sese_info): Properly release rename_map and
8154 copied_bb_map elements.
8156 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
8158 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
8159 Add linked-list forward and backlinks. Insert on
8160 construction, remove on destruction.
8161 (class pass_store_merging): Add m_stores_head field.
8162 (pass_store_merging::terminate_and_process_all_chains):
8163 Iterate over m_stores_head list.
8164 (pass_store_merging::terminate_all_aliasing_chains):
8165 Likewise.
8166 (pass_store_merging::execute): Check for debug stmts first.
8167 Push new chains onto the m_stores_head stack.
8169 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
8171 PR target/71294
8172 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
8173 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
8174 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
8176 2017-03-16 Jeff Law <law@redhat.com>
8178 PR tree-optimization/71437
8179 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
8180 member function. Implementation moved into after_dom_children
8181 member function and into the threader's thread_outgoing_edges
8182 function.
8183 (dom_opt_dom_walker::after_dom_children): Simplify by moving
8184 some code into new thread_outgoing_edges.
8185 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
8186 definition. Simplify marker handling (do it here). Assume we always
8187 have the available expression and the const/copies tables.
8188 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
8189 and tree-vrp.c
8190 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
8191 * tree-vrp.c (equiv_stack): No longer file scoped.
8192 (vrp_dom_walker): New class.
8193 (vrp_dom_walker::before_dom_children): New member function.
8194 (vrp_dom_walker::after_dom_children): Likewise.
8195 (identify_jump_threads): Setup domwalker. Use it rather than
8196 walking edges in a random order by hand. Simplify setup/finalization.
8197 (finalize_jump_threads): Remove.
8198 (vrp_finalize): Do not call identify_jump_threads here.
8199 (execute_vrp): Do it here instead and call thread_through_all_blocks
8200 here too.
8202 PR tree-optimization/71437
8203 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
8204 callers changed.
8205 (simplify_stmt_for_jump_threading): Add basic_block argument. All
8206 callers changed.
8207 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
8208 (dom_opt_dom_walker::thread_across_edge): Remove
8209 handle_dominating_asserts argument. All callers changed.
8210 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
8211 changes. Remove calls to lhs_of_dominating_assert. Other
8212 uses of handle_dominating_asserts turn into unconditional code
8213 (simplify_control_stmt_condition_1): Likewise.
8214 (simplify_control_stmt_condition): Likewise.
8215 (thread_through_normal_block, thread_across_edge): Likewise.
8216 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
8217 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
8218 object if it is not an SSA_NAME.
8219 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
8220 before calling into the VRP specific simplifiers.
8221 (identify_jump_threads): Remove handle_dominating_asserts
8222 argument.
8224 2017-03-16 Jakub Jelinek <jakub@redhat.com>
8226 PR fortran/79886
8227 * tree-diagnostic.c (default_tree_printer): No longer static.
8228 * tree-diagnostic.h (default_tree_printer): New prototype.
8230 2017-03-16 Tamar Christina <tamar.christina@arm.com>
8232 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
8233 Change ins into fmov.
8235 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8237 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
8238 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
8239 Use h_con constraint for operand 1.
8240 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
8241 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
8243 2017-03-15 Jeff Law <law@redhat.com>
8245 PR tree-optimization/71437
8246 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
8247 (record_temporary_equivalences): Use it.
8249 PR tree-optimization/71437
8250 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
8251 tree-ssa-scopedtables.
8252 (lookup_avail_expr, build_and_record_new_cond): Likewise.
8253 (record_conditions, record_cond, vuse_eq): Likewise.
8254 (record_edge_info): Adjust to API tweak of record_conditions.
8255 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
8256 (record_temporary_equivalences, optimize_stmt): Likewise.
8257 (eliminate_redundant_computations): Likewise.
8258 (record_equivalences_from_stmt): Likewise.
8259 * tree-ssa-scopedtables.c: Include options.h and params.h.
8260 (vuse_eq): New function, moved from tree-ssa-dom.c
8261 (build_and_record_new_cond): Likewise.
8262 (record_conditions): Likewise. Accept vector of conditions rather
8263 than edge_equivalence structure for first argument.
8264 for the first argument.
8265 (avail_exprs_stack::lookup_avail_expr): New member function, moved
8266 from tree-ssa-dom.c.
8267 (avail_exprs_stack::record_cond): Likewise.
8268 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
8269 from tree-ssa-dom.c.
8270 (avail_exprs_stack): Add new member functions lookup_avail_expr
8271 and record_cond.
8272 (record_conditions): Declare.
8274 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
8276 PR target/80017
8277 * lra-constraints.c (process_alt_operands): Increase reject for
8278 reloading an input/output operand.
8280 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
8282 PR target/79038
8283 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
8284 insns to convert from signed/unsigned char/short to IEEE 128-bit
8285 floating point.
8286 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
8288 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
8290 PR target/80019
8291 * config/i386/i386.c (ix86_vector_duplicate_value): Create
8292 subreg of inner mode for values already in registers.
8294 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
8296 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
8297 iteration reg is used after the loop.
8299 2017-03-14 Martin Sebor <msebor@redhat.com>
8301 PR tree-optimization/79800
8302 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
8303 precision in negative-positive range.
8304 (format_floating): Call non-const overload with adjusted precision.
8306 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8308 PR target/79947
8309 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
8310 -mpowerpc-gfxopt.
8312 2017-03-14 Martin Sebor <msebor@redhat.com>
8314 PR middle-end/80020
8315 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
8316 * builtins.def (aligned_alloc): Use it.
8318 PR c/79936
8319 * Makefile.in (GTFILES): Add calls.c.
8320 * calls.c: Include "gt-calls.h".
8322 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
8324 PR rtl-optimization/79728
8325 * regs.h (struct target_regs): New field
8326 x_contains_allocatable_regs_of_mode.
8327 (contains_allocatable_regs_of_mode): New macro.
8328 * reginfo.c (init_reg_sets_1): Initialize it, and change
8329 contains_reg_of_mode so it includes global regs as well.
8330 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
8331 rather than contains_regs_of_mode.
8333 2017-03-14 Martin Liska <mliska@suse.cz>
8335 * doc/invoke.texi: Document options that can't be combined with
8336 -fcheck-pointer-bounds.
8338 2017-03-14 Martin Liska <mliska@suse.cz>
8340 PR middle-end/79831
8341 * doc/invoke.texi (-Wchkp): Document the option.
8343 2017-03-14 Martin Liska <mliska@suse.cz>
8345 * Makefile.in: Install gcov-dump.
8347 2017-03-14 Martin Liska <mliska@suse.cz>
8349 * multiple_target.c (expand_target_clones): Bail out for
8350 an invalid attribute.
8352 2017-03-14 Richard Biener <rguenther@suse.de>
8354 * alias.c (struct alias_set_entry): Pack properly.
8355 * cfgloop.h (struct loop): Likewise.
8356 * cse.c (struct set): Likewise.
8357 * ipa-utils.c (struct searchc_env): Likewise.
8358 * loop-invariant.c (struct invariant): Likewise.
8359 * lra-remat.c (struct cand): Likewise.
8360 * recog.c (struct change_t): Likewise.
8361 * rtl.h (struct address_info): Likewise.
8362 * symbol-summary.h (function_summary): Likewise.
8363 * tree-loop-distribution.c (struct partition): Likewise.
8364 * tree-object-size.c (struct object_size_info): Likewise.
8365 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
8366 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
8367 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
8368 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
8369 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
8370 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
8371 (struct _stmt_vec_info): Likewise.
8373 2017-03-14 Martin Liska <mliska@suse.cz>
8375 PR target/79892
8376 * multiple_target.c (create_dispatcher_calls): Check that
8377 a target can create a function dispatcher.
8379 2017-03-14 Martin Liska <mliska@suse.cz>
8381 PR lto/66295
8382 * multiple_target.c (expand_target_clones): Drop local.local
8383 flag for default implementation.
8385 2017-03-14 Richard Biener <rguenther@suse.de>
8387 PR tree-optimization/80030
8388 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
8390 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
8392 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
8393 gcc_fallthrough() instead of __attribute__((fallthrough));
8395 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
8397 * doc/gcc.texi: Remove "up" link to (DIR).
8398 * doc/gccint.texi: Ditto.
8400 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
8402 * doc/install.texi (Specific) <avr>: Remove reference to
8403 binutils 2.13.
8405 2017-03-13 Jeff Law <law@redhat.com>
8407 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
8408 attribute rather than comments.
8410 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
8411 match_scratch operand is highest.
8413 2017-03-13 Martin Liska <mliska@suse.cz>
8415 PR middle-end/78339
8416 * ipa-pure-const.c (warn_function_noreturn): If the declarations
8417 is a CHKP clone, use original declaration.
8419 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
8421 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
8422 (arc_conditional_register_usage): Use a different allocation order
8423 when optimizing for size.
8424 * common/config/arc/arc-common.c (arc_option_optimization_table):
8425 Section anchors default on when optimizing for size.
8427 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
8429 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
8431 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
8433 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
8434 * config/arc/arc.md (cpu_facility): Add cd variant.
8435 (*movqi_insn): Add code density variant.
8436 (*movhi_insn): Likewise.
8437 (*movqi_insn): Likewise.
8438 (*addsi3_mixed): Likewise.
8439 (subsi3_insn): Likewise.
8441 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
8443 * config/arc/arc.md (movsi_cond_exec): Update constraint.
8445 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
8447 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
8448 expressions with MINUS and UNARY ops.
8450 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8452 PR target/79911
8453 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
8454 Rename to...
8455 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
8456 between vec_select and vector argument.
8457 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
8458 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
8459 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
8460 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
8461 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
8462 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
8464 2017-03-13 Richard Biener <rguenther@suse.de>
8466 PR other/79991
8467 * params.def (vect-max-peeling-for-alignment): Fix typo.
8469 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
8471 * doc/install.texi (Specific) <mips-*-*>: Remove description of
8472 issue that only occurred with binutils below 2.18.
8474 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
8476 * doc/install.texi (Specific) <cris-axis-elf>: No longer
8477 refer to binutils 2.11/2.12 minimum.
8479 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
8481 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
8482 ftp.kernel.org and simplify binutils requirement.
8484 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
8486 * doc/invoke.texi (Warning Options): Fix spelling of link-time
8487 optimization.
8488 (Optimize Options): Ditto. Also remove redundancy.
8490 2017-03-10 David Malcolm <dmalcolm@redhat.com>
8492 PR translation/79848
8493 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
8494 "%qs".
8495 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
8496 to G_ to avoid double translation.
8498 2017-03-10 David Malcolm <dmalcolm@redhat.com>
8500 PR translation/79923
8501 * auto-profile.c (get_combined_location): Convert leading
8502 character of diagnostics to lower case and remove trailing period.
8503 (read_profile): Likewise for various diagnostics.
8504 * config/arm/arm.c (arm_option_override): Remove trailing period
8505 from various diagnostics.
8506 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
8507 (msp430_expand_delay_cycles): Likewise.
8509 2017-03-10 David Malcolm <dmalcolm@redhat.com>
8511 PR target/79925
8512 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
8513 full command-line argument, rather than just "str".
8514 (aarch64_validate_march): Likewise.
8515 (aarch64_validate_mtune): Likewise.
8517 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
8519 PR rtl-optimization/78911
8520 * lra-assigns.c (must_not_spill_p): New function.
8521 (spill_for): Use it.
8523 2017-03-10 Jakub Jelinek <jakub@redhat.com>
8525 PR tree-optimization/79981
8526 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
8527 ATOMIC_COMPARE_EXCHANGE ifn result.
8528 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
8529 IFN_ATOMIC_COMPARE_EXCHANGE.
8531 2017-03-10 David Malcolm <dmalcolm@redhat.com>
8533 PR driver/79875
8534 * opts.c (parse_sanitizer_options): Add missing question mark to
8535 "did you mean" message.
8537 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8539 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
8540 built-in.
8541 (VMULEUH_UNS): Likewise.
8542 (VMULOUB_UNS): Likewise.
8543 (VMULOUH_UNS): Likewise.
8544 * config/rs6000/rs6000.c (builtin_function_type): Remove
8545 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
8547 2017-03-10 David Malcolm <dmalcolm@redhat.com>
8549 PR bootstrap/79952
8550 * read-rtl-function.c (function_reader::read_rtx_operand): Update
8551 x with result of extra_parsing_for_operand_code_0.
8552 (function_reader::extra_parsing_for_operand_code_0): Convert
8553 return type from void to rtx, returning x. When reading
8554 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
8555 larger size containing struct block_symbol.
8557 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
8559 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
8560 -mfloat128-hardware without -m64.
8562 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
8564 PR target/79941
8565 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
8566 entries to the case statement that marks unsigned arguments to
8567 overloaded functions.
8569 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
8571 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
8572 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
8574 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
8576 PR target/79907
8577 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
8578 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
8580 2017-03-10 Martin Liska <mliska@suse.cz>
8582 PR target/65705
8583 PR target/69804
8584 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
8585 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
8586 FIELD != NULL.
8588 2017-03-10 Olivier Hainque <hainque@adacore.com>
8590 * tree-switch-conversion (array_value_type): Start by resetting
8591 candidate type to it's main variant.
8593 2017-03-10 Jakub Jelinek <jakub@redhat.com>
8595 PR rtl-optimization/79909
8596 * combine.c (try_combine): Use simplify_replace_rtx on individual
8597 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
8598 of the whole CALL_INSN_FUNCTION_USAGE.
8600 PR tree-optimization/79972
8601 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
8602 get_range_info on SSA_NAMEs. Formatting fixes.
8604 2017-03-10 Richard Biener <rguenther@suse.de>
8605 Jakub Jelinek <jakub@redhat.com>
8607 PR tree-optimization/77975
8608 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
8609 edge to be constant.
8610 (get_val_for): For constant x return it. Formatting fix.
8611 (loop_niter_by_eval): Avoid pointless looping if the next iteration
8612 would use the same bases as the current one.
8614 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8616 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
8617 instead of vec_select for V1TImode.
8618 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
8619 longer needed.
8620 (VSX_LE_128): Add V1TI to this mode iterator.
8621 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
8622 (*vsx_le_perm_store_<mode>): Likewise.
8623 (pre-reload splitter for VSX stores): Likewise.
8624 (post-reload splitter for VSX stores): Likewise.
8625 (*vsx_xxpermdi2_le_<mode>): Likewise.
8626 (*vsx_lxvd2x2_le_<mode>): Likewise.
8627 (*vsx_stxvd2x2_le_<mode>): Likewise.
8629 2017-03-09 Michael Eager <eager@eagercon.com>
8631 Correct failures with --enable-checking=yes,rtl.
8633 * config/microblaze/microblaze.c (microblaze_expand_shift):
8634 Replace GET_CODE test with CONST_INT_P and INTVAL test with
8635 test for const0_rtx.
8636 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
8637 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
8639 2017-03-09 Richard Biener <rguenther@suse.de>
8641 PR tree-optimization/79977
8642 * graphite-scop-detection.c (scop_detection::merge_sese):
8643 Handle the case of extra exits to blocks dominating the entry.
8645 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
8647 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
8648 Document rdynamic.
8650 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
8652 PR rtl-optimization/79949
8653 * lra-constraints.c (process_alt_operands): Check memory when
8654 trying to predict a cycle. Print about the overall increase.
8656 2017-03-09 Richard Biener <rguenther@suse.de>
8658 PR middle-end/79971
8659 * gimple-expr.c (useless_type_conversion_p): Preserve
8660 TYPE_SATURATING for fixed-point types.
8662 2017-03-09 Richard Biener <rguenther@suse.de>
8664 PR ipa/79970
8665 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
8666 alignment of BLKmode params.
8668 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8670 PR target/79913
8671 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
8672 (VALL_NO_V2Q): Likewise.
8673 (VDQF_DF): Delete.
8674 * config/aarch64/aarch64-simd.md
8675 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
8676 iterator.
8677 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
8678 VALL_NO_V2Q mode iterator.
8679 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
8681 2017-03-09 Martin Liska <mliska@suse.cz>
8683 PR tree-optimization/79631
8684 * tree-chkp-opt.c (chkp_is_constant_addr): Call
8685 tree_int_cst_sign_bit just for INTEGER constants.
8687 2017-03-09 Martin Liska <mliska@suse.cz>
8689 PR target/65705
8690 PR target/69804
8691 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
8692 sanitizers.
8694 2017-03-09 Marek Polacek <polacek@redhat.com>
8696 PR c++/79672
8697 * tree.c (inchash::add_expr): Handle TREE_VEC.
8699 2017-03-09 Martin Liska <mliska@suse.cz>
8701 PR ipa/79764
8702 (chkp_narrow_size_and_offset): New function.
8703 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
8704 (void chkp_parse_bit_field_ref): New function.
8705 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
8706 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
8708 2017-03-09 Martin Liska <mliska@suse.cz>
8710 PR ipa/79761
8711 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
8712 (chkp_find_bounds_1): Remove gcc_unreachable.
8714 2017-03-09 Jakub Jelinek <jakub@redhat.com>
8716 PR sanitizer/79944
8717 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
8718 BUILT_IN_SYNC*, determine the access type from the size suffix and
8719 always build a MEM_REF with that type. Handle forgotten
8720 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
8722 PR target/79932
8723 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
8724 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
8725 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
8726 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
8727 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
8728 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
8729 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
8730 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
8731 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
8732 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
8733 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
8734 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
8735 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
8736 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
8737 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
8738 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
8739 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
8740 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
8741 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
8742 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
8743 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
8744 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
8745 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
8746 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
8747 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
8748 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
8749 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
8750 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
8751 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
8752 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
8753 definitions outside of __OPTIMIZE__ guarded section.
8755 PR target/79932
8756 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
8757 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
8758 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
8759 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
8760 guarded section.
8762 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8764 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
8765 ("vfenez<mode>"): Add missing constraints.
8767 2017-03-08 Martin Sebor <msebor@redhat.com>
8769 PR target/79928
8770 * config/nds32/nds32.c (nds32_option_override):
8771 Fix misspelled diagnostic.
8773 2017-03-08 Jakub Jelinek <jakub@redhat.com>
8775 PR c/79940
8776 * gimplify.c (gimplify_omp_for): Replace index var in outer
8777 taskloop statement with an artificial variable and add
8778 OMP_CLAUSE_PRIVATE clause for it.
8780 2017-03-08 Richard Biener <rguenther@suse.de>
8782 PR tree-optimization/79955
8783 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
8784 for accesses that are completely outside of the variable.
8786 2017-03-08 Andrew Haley <aph@redhat.com>
8788 PR tree-optimization/79943
8789 * tree-ssa-loop-split.c (compute_new_first_bound): When
8790 calculating the new upper bound, (END-BEG) should be added, not
8791 subtracted.
8793 2017-03-08 Jakub Jelinek <jakub@redhat.com>
8795 * config/avr/avr.md (setmemhi): Make sure match_dup
8796 operand number comes before match_scratch.
8798 2017-03-08 Richard Biener <rguenther@suse.de>
8800 PR tree-optimization/79920
8801 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
8802 with ncopies == 1 to ...
8803 (vect_transform_slp_perm_load): ... here. Properly compute
8804 all element loads by iterating VF times over the group. Do
8805 not handle ncopies (computed in a broken way) in
8806 vect_create_mask_and_perm.
8808 2017-03-08 Jakub Jelinek <jakub@redhat.com>
8810 PR sanitizer/79904
8811 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
8812 is a uniform vector, use uniform_vector_p return value instead of
8813 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
8815 2017-03-07 Marek Polacek <polacek@redhat.com>
8817 PR middle-end/79809
8818 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
8819 (alloca_call_type): Likewise.
8821 2017-03-07 Martin Liska <mliska@suse.cz>
8823 * gcov.c (process_args): Put comment to correct location.
8825 2017-03-07 Martin Liska <mliska@suse.cz>
8827 PR middle-end/68270
8828 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
8829 Use array_at_struct_end_p instead of DECL_CHAIN (field).
8830 (chkp_narrow_bounds_for_field): Likewise.
8831 (chkp_parse_array_and_component_ref): Pass one more argument to
8832 call.
8834 2017-03-07 Richard Biener <rguenther@suse.de>
8836 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
8837 preheaders.
8839 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
8841 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
8842 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
8844 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8846 PR c/79855
8847 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
8848 to end of description.
8849 (PARAM_MAX_STORES_TO_MERGE): Likewise.
8851 2017-03-07 Jakub Jelinek <jakub@redhat.com>
8853 PR rtl-optimization/79901
8854 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
8855 ...
8856 (*avx512f_<code><mode>3<mask_name>): ... this.
8857 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
8858 iterator instead of VI8_AVX2_AVX512BW.
8860 PR rtl-optimization/79901
8861 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
8862 min/max expander, expand it using expand_vec_cond_expr.
8864 PR sanitizer/79897
8865 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
8866 temporary.
8868 2017-03-06 Jakub Jelinek <jakub@redhat.com>
8870 PR c++/79821
8871 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
8872 to void * for PCH reasons.
8873 * dwarf2out.c (output_loc_operands, output_die): Cast
8874 v.val_vec.array to unsigned char *.
8876 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
8878 PR target/77850
8879 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
8880 vector types.
8882 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
8884 PR rtl-optimization/79571
8885 * lra-constraints.c (process_alt_operands): Calculate static
8886 reject and subtract it from overall when only addresses will be
8887 reloaded.
8889 2017-03-06 Julia Koval <julia.koval@intel.com>
8891 PR target/79793
8892 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
8893 incoming stack boundary to 128 for 64-bit targets.
8895 2017-03-06 Richard Biener <rguenther@suse.de>
8897 PR tree-optimization/79894
8898 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
8899 to NULL after folding it.
8901 2017-03-06 Richard Biener <rguenther@suse.de>
8903 PR tree-optimization/79824
8904 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
8905 check disabling peeling for gaps.
8907 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
8909 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
8910 attributes): Document gettimeofday.
8912 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
8914 * config/s390/s390.c (s390_option_override_internal): Set
8915 PARAM_MIN_VECT_LOOP_BOUND
8917 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
8919 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
8920 * config/s390/s390.md: Likewise.
8922 2017-03-06 Jakub Jelinek <jakub@redhat.com>
8924 PR target/79812
8925 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
8926 (<avx2_avx512>_perm<mode>): Rename to ...
8927 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
8928 of VI8F_256_512.
8929 (<avx512>_perm<mode>_mask): Rename to ...
8930 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
8931 of VI8F_256_512.
8932 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
8933 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
8934 instead of VI8F_256_512.
8935 (avx512f_perm<mode>): New define_expand.
8936 (avx512f_perm<mode>_mask): Likewise.
8937 (avx512f_perm<mode>_1<mask_name>): New define_insn.
8938 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
8940 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
8942 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
8943 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
8944 if_then_else.
8945 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
8947 2017-03-06 Martin Liska <mliska@suse.cz>
8949 PR sanitize/79783
8950 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
8951 when having a SSA NAME w/o VAR_DECL assigned to it.
8953 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
8955 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
8956 msa_dpsub_<su>_d): Fix MODE for vec_select.
8958 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
8960 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
8961 argument.
8962 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
8964 2017-03-06 Richard Biener <rguenther@suse.de>
8966 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
8967 * plugin.c (register_plugin_info): Likewise.
8968 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
8970 2017-03-05 Jakub Jelinek <jakub@redhat.com>
8972 * config/i386/sse.md (sse_storehps, sse_storelps,
8973 avx_<castmode><avxsizesuffix>_<castmode>,
8974 avx512f_<castmode><avxsizesuffix>_<castmode>,
8975 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
8976 in condition that at least one operand is not a MEM.
8978 2017-03-03 Jakub Jelinek <jakub@redhat.com>
8980 PR middle-end/79805
8981 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
8982 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
8983 ECF_NOTHROW.
8984 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
8985 gimple_call_nothrow_p flag based on whether original builtin can throw.
8986 If it can, emit following stmts on the fallthrough edge.
8987 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
8988 don't create new bb if inserting just debug stmts on the edge, try to
8989 insert them on the fallthru bb or just reset debug stmts.
8991 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
8993 PR target/43763
8994 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
8995 restore recog_data (including the operand rtxes inside it) around
8996 the call to get_insn_template.
8998 2017-03-03 Martin Sebor <msebor@redhat.com>
9000 PR tree-optimization/79699
9001 * context.c (context::~context): Free MPFR caches to avoid
9002 a memory leak on program exit.
9004 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9006 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
9007 Use wide_int::ulow () instead of .elt (0).
9009 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
9011 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
9012 (*pushxf): Limit oF constraint to 32bit targets and add oC
9013 constraint for 64bit targets.
9014 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
9015 (*pushdf): Change rmF constraint to rmC.
9017 2017-03-03 Martin Liska <mliska@suse.cz>
9019 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
9020 Remove unused variable.
9022 2017-03-03 Jakub Jelinek <jakub@redhat.com>
9024 PR target/79807
9025 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
9026 is a memory operand, increase num_memory.
9027 (ix86_expand_args_builtin): Likewise.
9029 2017-03-03 Jan Hubicka <jh@suse.cz>
9031 PR lto/79760
9032 * ipa-devirt.c (maybe_record_node): Properly handle
9033 __cxa_pure_virtual visibility.
9035 2017-03-03 Martin Liska <mliska@suse.cz>
9037 PR tree-optimization/79803
9038 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
9039 assert.
9040 (pass_loop_prefetch::execute): Disabled optimization if an
9041 assumption about L1 cache size is not met.
9043 2017-03-03 Martin Liska <mliska@suse.cz>
9045 PR rtl-optimization/79574
9046 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
9047 (hash_scan_set): Likewise.
9048 (dump_hash_table): Likewise.
9049 (hoist_code): Likewise.
9051 2017-03-03 Richard Biener <rguenther@suse.de>
9053 * fixed-value.c (fixed_from_string): Restore use of elt (1)
9054 in place of uhigh ().
9055 (fixed_convert_from_real): Likewise.
9057 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
9059 PR target/79514
9060 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
9062 2017-03-03 Richard Biener <rguenther@suse.de>
9064 PR middle-end/79818
9065 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
9066 TYPE_OVERFLOW_UNDEFINED check.
9068 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9070 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
9071 numbers.
9072 (vector_ae_<mode>_p): Likewise.
9073 (vector_nez_<mode>_p): Likewise.
9074 (vector_ne_v2di_p): Likewise.
9075 (vector_ae_v2di_p): Likewise.
9076 (vector_ne_<mode>_p): Likewise.
9077 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
9078 numbers.
9079 (vsx_tsqrt<mode>2_fe): Likewise.
9081 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
9083 PR target/79514
9084 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
9086 2017-03-02 Jakub Jelinek <jakub@redhat.com>
9088 PR rtl-optimization/79780
9089 * cprop.c (one_cprop_pass): When second and further conditional trap
9090 in a single basic block is turned into an unconditional trap, turn it
9091 into a deleted note to avoid RTL verification failures.
9093 2017-03-02 Richard Biener <rguenther@suse.de>
9095 * fold-const.c (const_binop): Use ulow () instead of elt (0).
9097 2017-03-02 Richard Biener <rguenther@suse.de>
9099 PR tree-optimization/79345
9100 PR c++/42000
9101 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
9102 param and abort the walk, returning -1 if it is hit.
9103 (walk_aliased_vdefs): Take a limit param and pass it on.
9104 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
9105 defaulting to 0 and return a signed int.
9106 * tree-ssa-uninit.c (struct check_defs_data): New struct.
9107 (check_defs): New helper.
9108 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
9109 about uninitialized memory.
9110 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
9111 bogus uninitialized warning.
9112 (fixed_convert_from_real): Likewise.
9114 2017-03-02 Bin Cheng <bin.cheng@arm.com>
9116 PR tree-optimization/66768
9117 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
9118 iv_use if base object can't be determined.
9120 2017-03-02 Jakub Jelinek <jakub@redhat.com>
9122 PR tree-optimization/79345
9123 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
9124 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
9125 (get_pattern_stats): Initialize it.
9126 * genemit.c (gen_expand): Verify match_scratch numbers come after
9127 match_operand/match_dup numbers.
9128 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
9129 match_scratch numbers.
9130 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
9131 Likewise.
9132 * config/s390/s390.md (trunctdsd2): Likewise.
9134 2017-03-02 Richard Biener <rguenther@suse.de>
9136 * wide-int.h (wide_int_storage::operator=): Implement in terms
9137 of wi::copy.
9139 2017-03-02 Richard Biener <rguenther@suse.de>
9141 PR tree-optimization/79777
9142 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
9143 the to insert expression to sth existing.
9145 2017-03-01 Martin Sebor <msebor@redhat.com>
9147 PR middle-end/79692
9148 * gimple-ssa-sprintf.c
9149 (directive::known_width_and_precision): New function.
9150 (format_integer): Use it.
9151 (get_mpfr_format_length): Consider the full range of precision
9152 when computing %g output with the # flag. Set the likely byte
9153 count to 3 rather than 1 when precision is indeterminate.
9154 (format_floating): Correct the lower bound of precision.
9156 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9158 * doc/invoke.texi: Document default code model for 64-bit Linux.
9160 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9162 PR target/79752
9163 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
9164 udiv rather than div since input pattern is unsigned.
9166 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
9168 * config/i386/i386.c (print_reg): Warn for values of
9169 unsupported size in integer register.
9171 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
9173 PR target/79439
9174 * config/rs6000/predicates.md (current_file_function_operand): Do
9175 not allow self calls to be local if the function is replaceable.
9177 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
9179 PR target/79395
9180 * config/rs6000/altivec.h (vec_ctz and others): Change the
9181 preprocessor macro that controls conditional compilation from
9182 _ARCH_PWR9 to __POWER9_VECTOR__.
9183 (vec_all_ne): Change parameterization of __altivec_scalar_pred
9184 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
9185 control (instead of _ARCH_PWR9 control) so that template
9186 definition uses power9-specific function.
9187 (vec_any_eq): Likewise.
9188 (vec_all_ne): Change macro definition to use a power9-specific
9189 expansion under #ifdef __POWER9_VECTOR__ control (instead of
9190 _ARCH_PWR9 control).
9191 (vec_any_eq) Likewise.
9192 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
9193 expansion for CMPNEF to remove support for xvcmpnesp instruction.
9194 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
9195 support for xvcmpnedp instruction.
9196 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
9197 macro expansion so that Power9 implementation of vec_all_ne does
9198 not use the AltiVec predicate framework.
9199 (VCMPNEH_P): Likewise.
9200 (VCMPNEW_P): Likewise.
9201 (VCMPNED_P): Likewise.
9202 (VCMPNEFP_P): Likewise.
9203 (VCMPNEDP_P): Likewise.
9204 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
9205 implementation of vec_any_eq to not use AltiVec predicate
9206 framework.
9207 (VCMPAEH_P): Likewise.
9208 (VCMPAEW_P): Likewise.
9209 (VCMPAED_P): Likewise.
9210 (VCMPAEFP_P): Likewise.
9211 (VCMPAEDP_P): Likewise.
9212 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
9213 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
9214 not use the AltiVec predicate framework.
9215 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
9216 of vec_any_eq to not use AltiVec predicate framework.
9217 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
9218 support for predefined __POWER9_VECTOR__ macro to indicate that
9219 Power9 instruction selection is enabled.
9220 (altivec_overloaded_builtins): Remove extraneous
9221 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
9222 function argument types RS6000_BTI_bool_V16QI and
9223 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
9224 entry for overloaded function argument types RS6000_BTI_bool_V4SI
9225 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
9226 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
9227 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
9228 Power9 for implementations of vec_cmpne. Change the signature for
9229 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
9230 (representing vec_all_ne) to remove the previously described first
9231 argument of type RS6000_BTI_INTSI, as this was an artifact of
9232 reliance on the AltiVec predicate framework, which is no longer
9233 used in the implementation of these functions. Add
9234 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
9235 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
9236 since, unlike the AltiVec predicate framework implementation, we
9237 do not share function descriptors between vec_alle and vec_anyeq.
9238 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
9239 set of modes that receive special treatment even when
9240 TARGET_P9_VECTOR is true. The special treatment emits code that
9241 does not depend on Power9 instructions.
9242 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
9243 define_expand to not rely on AltiVec predicate framework.
9244 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
9245 function.
9246 (vector_ne_v2di_p): Change this define_expand to not rely on
9247 AltiVec predicate framework.
9248 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
9249 function.
9250 (vector_ne_<mode>_p): Change this define_expand to not rely on
9251 AltiVec predicate framework.
9252 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
9253 function.
9254 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
9255 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
9256 define_insn pattern.
9257 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
9258 define_insn pattern because the xvcmpne<VSs>. instruction is not
9259 supported.
9260 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
9261 instruction is not supported.
9263 2017-03-01 Jakub Jelinek <jakub@redhat.com>
9265 * config/nvptx/nvptx.c: Include intl.h.
9267 2017-03-01 Martin Jambor <mjambor@suse.cz>
9269 PR lto/78140
9270 * ipa-prop.h (ipa_bits): Removed field known.
9271 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
9272 to pointers. Adjusted their comments to warn about their sharing.
9273 (ipcp_transformation_summary): Change bits to a vector of pointers.
9274 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
9275 (ipa_get_ipa_bits_for_value): Declare.
9276 * tree-vrp.h (value_range): Mark as GTY((for_user)).
9277 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
9278 (ipa_bits_hash_table): Likewise.
9279 (ipa_vr_ggc_hash_traits): Likewise.
9280 (ipa_vr_hash_table): Likewise.
9281 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
9282 being pointers and vr_known being removed.
9283 (ipa_set_jf_unknown): Likewise.
9284 (ipa_get_ipa_bits_for_value): New function.
9285 (ipa_set_jfunc_bits): Likewise.
9286 (ipa_get_value_range): New overloaded functions.
9287 (ipa_set_jfunc_vr): Likewise.
9288 (ipa_compute_jump_functions_for_edge): Use the above functions to
9289 construct bits and vr parts of jump functions.
9290 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
9291 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
9292 exist.
9293 (ipcp_grow_transformations_if_necessary): Also allocate
9294 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
9295 exist.
9296 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
9297 them. Fix too long lines.
9298 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
9299 vr_known being removed.
9300 (ipa_read_jump_function): Use new setter functions to construct bits
9301 and vr parts of jump functions or set them to NULL.
9302 (write_ipcp_transformation_info): Adjust for bits being pointers.
9303 (read_ipcp_transformation_info): Likewise.
9304 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
9305 space.
9306 Include gt-ipa-prop.h.
9307 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
9308 being pointers.
9309 (ipcp_store_bits_results): Likewise.
9310 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
9311 Do not write to existing jump functions but use a temporary instead.
9313 2017-03-01 Jakub Jelinek <jakub@redhat.com>
9315 PR c++/79681
9316 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
9317 attempt to use its first operand as BIT_FIELD_REF base.
9319 2017-03-01 Richard Biener <rguenther@suse.de>
9321 PR middle-end/79721
9322 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
9323 interpolating formula in wrapping arithmetic.
9324 (chrec_apply): Convert chrec_evaluate return value to wanted type.
9326 2017-03-01 Jakub Jelinek <jakub@redhat.com>
9328 PR tree-optimization/79734
9329 * tree-vect-generic.c (expand_vector_condition): Optimize
9330 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
9331 Handle VEC_COND_EXPR where comparison has different inner width from
9332 type's inner width.
9334 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
9336 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
9337 markup, and similar issues. Remove @opindex entries for things
9338 that aren't options. Add missing -mmpy-option entries.
9340 2017-02-28 Jakub Jelinek <jakub@redhat.com>
9342 PR tree-optimization/79737
9343 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
9344 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
9345 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
9346 instead of byte_size. Formatting fix.
9347 (shift_bytes_in_array_right): Formatting fix.
9349 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
9351 PR target/79749
9352 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
9353 condition on optimize for the leaf function test.
9355 2017-02-28 Martin Liska <mliska@suse.cz>
9357 PR lto/79625
9358 * read-rtl-function.c (function_reader::handle_unknown_directive):
9359 Bail out when one uses -flto.
9361 2017-02-28 Martin Liska <mliska@suse.cz>
9363 * common.opt: Replace space with tabular for options of <number>
9364 type.
9365 * config/i386/i386.opt: Show <number> value for
9366 -mlarge-data-threshold.
9367 * opts.c (print_filtered_help): Do not display number in hexadecimal
9368 format.
9370 2017-02-28 Martin Liska <mliska@suse.cz>
9372 * common.opt: Fix --help=option -Q for options which are of
9373 an enum type.
9375 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
9377 * config/i386/i386.c (print_reg): Error out for values
9378 of 8-bit size in invalid integer register.
9380 2017-02-28 Martin Sebor <msebor@redhat.com>
9382 PR tree-optimization/79691
9383 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
9385 2017-02-28 Jakub Jelinek <jakub@redhat.com>
9387 PR target/79729
9388 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
9389 gcc_unreachable with output_operand_lossage.
9391 2017-02-28 Richard Biener <rguenther@suse.de>
9393 PR tree-optimization/79740
9394 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
9395 inserts.
9396 (visit_nary_op): Insert the nary into the hashtable if we
9397 pattern-matched sth.
9398 * tree-ssa-pre.c (eliminate_insert): Robustify.
9400 2017-02-28 Richard Biener <rguenther@suse.de>
9402 PR middle-end/79731
9403 * fold-const.c (decode_field_reference): Reject out-of-bound
9404 accesses.
9406 2017-02-28 Jakub Jelinek <jakub@redhat.com>
9408 * config/i386/i386.c: Include intl.h.
9409 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
9410 instead of just cond ? "..." : "...".
9411 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
9412 * coverage.c (read_counts_file): Likewise.
9413 * omp-offload.c: Include intl.h.
9414 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
9415 of just cond ? "..." : "...".
9416 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
9417 of just cond ? "..." : "...".
9419 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
9421 PR target/79742
9422 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
9423 entry, if present.
9424 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
9425 'tune for' CPU name.
9426 * config/arm/arm-cpu-data.h: Regenerated.
9428 2017-02-28 Richard Biener <rguenther@suse.de>
9430 PR tree-optimization/79732
9431 * tree-inline.c (expand_call_inline): Do not shadow var.
9433 2017-02-28 Richard Biener <rguenther@suse.de>
9435 PR tree-optimization/79723
9436 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
9437 address-space properly.
9439 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
9441 * doc/optinfo.texi (Optimization groups): Fix option used for
9442 OPTGROUP_ALL.
9443 * doc/invoke.texi (-fopt-info): Document "omp".
9444 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
9445 (OPTGROUP_ALL): Add OPTGROUP_OMP.
9446 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
9447 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
9448 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
9450 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
9451 all users.
9452 * dumpfile.c (optgroup_options): Instead of "openmp", associate
9453 OPTGROUP_OMP with "omp".
9455 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
9457 PR target/79544
9458 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
9459 for arithmetic shift of unsigned V2DI.
9461 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
9463 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
9464 arc/linux.h headers.
9465 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
9466 (LINK_SPEC): Likewise.
9467 (ARC_TLS_EXTRA_START_SPEC): Likewise.
9468 (EXTRA_SPECS): Likewise.
9469 (STARTFILE_SPEC): Likewise.
9470 (ENDFILE_SPEC): Likewise.
9471 (LIB_SPEC): Likewise.
9472 (TARGET_SDATA_DEFAULT): Likewise.
9473 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
9474 (MULTILIB_DEFAULTS): Likewise.
9475 (DWARF2_UNWIND_INFO): Likewise.
9476 * config/arc/big.h: New file.
9477 * config/arc/elf.h: Likewise.
9478 * config/arc/linux.h: Likewise.
9479 * config/arc/t-uClibc: Remove.
9481 2017-02-27 Bin Cheng <bin.cheng@arm.com>
9483 PR tree-optimization/77536
9484 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
9485 (tree_transform_and_unroll_loop): Use above function to compute the
9486 estimated niter of unrolled loop and use it when scaling profile.
9487 Also use count info rather than frequency if it's non-zero.
9488 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
9489 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
9490 (vect_transform_loop): Call above function.
9492 2017-02-27 Richard Biener <rguenther@suse.de>
9494 PR tree-optimization/45397
9495 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
9496 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
9497 (visit_nary_op): Add pattern matching for CSEing sign-changed
9498 or truncated operations with wider ones.
9500 2017-02-27 Richard Biener <rguenther@suse.de>
9502 PR tree-optimization/79690
9503 * tree-vect-stmts.c (vectorizable_store): Use vector type
9504 built from the DR with address-space.
9506 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
9508 * doc/invoke.texi (Optimize Options): Refine the description
9509 of asan-use-after-return.
9511 2017-02-25 Alan Modra <amodra@gmail.com>
9513 PR rtl-optimization/79584
9514 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
9515 base, not ad->base_term, the reg within base. Remove assertion
9516 that ad->base == ad->base_term. Replace gen_int_mode using
9517 bogus mode with const0_rtx.
9519 2017-02-25 Jakub Jelinek <jakub@redhat.com>
9521 PR middle-end/79396
9522 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
9523 FMA_EXPR like tcc_binary or tcc_unary.
9525 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
9527 PR debug/77589
9528 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
9529 bitfield.
9530 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
9531 (output_loc_operands): Handle DW_OP_call_ref and
9532 DW_OP_GNU_variable_value.
9533 (struct variable_value_struct): New type.
9534 (struct variable_value_hasher): Likewise.
9535 (variable_value_hash): New variable.
9536 (string_types): Remove.
9537 (copy_loc_descr): New function.
9538 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
9539 (prepend_loc_descr_to_each): New function.
9540 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
9541 instead of add_loc_descr_to_each if the first argument is single
9542 location list and the second has multiple.
9543 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
9544 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
9545 when looking for variable value which doesn't have other location info.
9546 (loc_list_from_tree): Formatting fix.
9547 (gen_array_type_die): Simplify DW_AT_string_length handling.
9548 (adjust_string_types): Remove.
9549 (gen_subprogram_die): Don't call adjust_string_types nor test/set
9550 string_types. Call resolve_variable_values.
9551 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
9552 (resolve_addr_in_expr): Likewise. Add A argument.
9553 (copy_deref_exprloc): Remove deref argument. Adjust for the
9554 original expression being DW_OP_GNU_variable_value with optionally
9555 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
9556 optionally after it.
9557 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
9558 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
9559 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
9560 (variable_value_hasher::hash, variable_value_hasher::equal): New
9561 methods.
9562 (resolve_variable_value_in_expr, resolve_variable_value,
9563 resolve_variable_values, note_variable_value_in_expr,
9564 note_variable_value): New functions.
9565 (dwarf2out_early_finish): Call note_variable_value on all toplevel
9566 DIEs.
9568 2017-02-24 Jakub Jelinek <jakub@redhat.com>
9570 PR c/79677
9571 * opts.h (handle_generated_option): Add GENERATED_P argument.
9572 * opts-common.c (handle_option): Adjust function comment.
9573 (handle_generated_option): Add GENERATED_P argument, pass it to
9574 handle_option.
9575 (control_warning_option): Pass false to handle_generated_option
9576 GENERATED_P.
9577 * opts.c (maybe_default_option): Pass true to handle_generated_option
9578 GENERATED_P.
9579 * optc-gen.awk: Likewise.
9581 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
9583 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
9584 a REG, look at the REG it is a SUBREG of.
9585 (splitter for cmpeqsi_t): Ditto.
9587 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
9589 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
9590 the special USEs with the pattern of the insn, not the insn itself.
9592 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
9594 PR target/79473
9595 * doc/invoke.texi: Document -mload-store-pairs.
9597 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
9598 Sandra Loosemore <sandra@codesourcery.com>
9600 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
9601 argument isn't a CONST_INT.
9602 (nios2_alternate_compare_const): Assert op is a CONST_INT.
9603 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
9604 (nios2_validate_compare): Bypass alternate compare logic if *op2
9605 is not a CONST_INT.
9606 (ldstwm_operation_p): Return false if first_base is not a REG or
9607 if first_offset is not a CONST_INT.
9609 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
9611 * config/cris/cris.md: Use correct operand in a define_peephole2.
9613 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
9615 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
9617 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
9619 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
9620 this_insn if it is an INSN or JUMP_INSN.
9621 (force_offsettable): Look at base, not at addr.
9622 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
9623 on things that aren't necessarily CONST_INTs.
9625 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
9627 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
9628 -mfpmath=sse is the default also for x86-32 targets with SSE2
9629 instruction set when @option{-ffast-math} is enabled
9631 2017-02-24 Jeff Law <law@redhat.com>
9633 PR rtl-optimizatoin/79286
9634 * ira.c (update_equiv_regs): Drop may_trap_p exception to
9635 dominance test.
9637 2017-02-24 Richard Biener <rguenther@suse.de>
9639 PR tree-optimization/79389
9640 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
9641 debug insns.
9643 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
9645 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
9646 function comment to reflect reality.
9647 (loop_exits_before_overflow): Fix typo in function description.
9649 2017-02-24 Richard Biener <rguenther@suse.de>
9651 PR tree-optimization/79389
9652 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
9653 properly that a threading opportunity exists. Detect conditional
9654 copy/constant propagation opportunities.
9656 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
9658 * config/visium/visium.md (type): Add trap.
9659 (b): New mode attribute.
9660 (*btst): Rename into...
9661 (*btst<mode>): ...this and adjust.
9662 (*cbranchsi4_btst_insn): Rename into...
9663 (*cbranch<mode>4_btst_insn): ...this and adjust.
9664 (trap): New define_insn.
9666 2017-02-23 Jakub Jelinek <jakub@redhat.com>
9668 PR tree-optimization/79389
9669 * ifcvt.c (struct noce_if_info): Add rev_cond field.
9670 (noce_reversed_cond_code): New function.
9671 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
9672 reversed_comparison_code. Formatting fix.
9673 (noce_try_store_flag): Test rev_cond != NULL in addition to
9674 reversed_comparison_code.
9675 (noce_try_store_flag_constants): Likewise.
9676 (noce_try_store_flag_mask): Likewise.
9677 (noce_try_addcc): Use rev_cond if non-NULL instead of
9678 reversed_comparison_code.
9679 (noce_try_cmove_arith): Likewise. Formatting fixes.
9680 (noce_try_minmax, noce_try_abs): Clear rev_cond.
9681 (noce_find_if_block): Initialize rev_cond.
9682 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
9683 instead of false as last argument never attempt to reverse it
9684 afterwards.
9686 2017-02-23 Bin Cheng <bin.cheng@arm.com>
9688 PR tree-optimization/79663
9689 * tree-predcom.c (combine_chains): Process refs in reverse order
9690 only for ZERO length chains, and add explaining comment.
9692 2017-02-23 Jeff Law <law@redhat.com>
9694 PR tree-optimization/79578
9695 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
9696 in call to operand_equal_p.
9698 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
9700 PR target/71017
9701 * config/i386/cpuid.h: Fix another undefined behavior.
9703 2017-02-23 Richard Biener <rguenther@suse.de>
9705 PR tree-optimization/79683
9706 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
9707 vector types for data-refs.
9709 2017-02-23 Martin Liska <mliska@suse.cz>
9711 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
9713 2017-02-23 Jakub Jelinek <jakub@redhat.com>
9715 PR middle-end/79665
9716 * internal-fn.c (get_range_pos_neg): Moved to ...
9717 * tree.c (get_range_pos_neg): ... here. No longer static.
9718 * tree.h (get_range_pos_neg): New prototype.
9719 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
9720 are known to be in between 0 and signed maximum inclusive, try to
9721 expand both unsigned and signed divmod and use the cheaper one from
9722 those.
9724 2017-02-22 Jeff Law <law@redhat.com>
9726 PR tree-optimization/79578
9727 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
9728 to compare base operands.
9730 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
9732 PR target/79211
9733 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
9734 gpc_reg_operand instead of fpr_reg_operand.
9736 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
9738 * config/mips/mips.c (mips_return_in_memory): Force FP
9739 vector types to be returned in memory for o32 ABI.
9741 2017-02-22 Jakub Jelinek <jakub@redhat.com>
9743 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
9744 instead of DW_TAG_member for static data member declarations and don't
9745 set no_linkage_name for static inline data members.
9746 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
9747 to DW_TAG_member.
9749 2017-02-22 Martin Liska <mliska@suse.cz>
9751 * doc/invoke.texi: Replace inequality signs with square brackets
9752 for -Wnormalized.
9754 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9756 PR tree-optimization/68644
9757 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
9759 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
9761 PR target/78660
9762 * lra-constraints.c (simplify_operand_subreg): Handle
9763 WORD_REGISTER_OPERATIONS targets.
9765 2017-02-22 Jakub Jelinek <jakub@redhat.com>
9767 PR target/70465
9768 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
9769 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
9770 elimination by swapping fld*.
9772 2017-02-22 Richard Biener <rguenther@suse.de>
9774 PR tree-optimization/79673
9775 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
9776 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
9777 irrelevant address-space qualifiers and avoiding a
9778 ADDR_SPACE_CONVERT_EXPR from fold_convert.
9780 2017-02-22 Richard Biener <rguenther@suse.de>
9782 PR tree-optimization/79666
9783 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
9784 to not symbolically negate if that may introduce undefined
9785 overflow.
9787 2017-02-22 Martin Liska <mliska@suse.cz>
9789 PR lto/79587
9790 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
9791 * data-streamer-out.c (streamer_write_gcov_count_stream):
9792 Likewise.
9793 * value-prof.c (stream_out_histogram_value): Make assert more
9794 precise based on type of counter.
9796 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
9798 PR target/79593
9799 * config/i386/i386.md (standard_x87sse_constant_load splitter):
9800 Use nonimmediate_operand instead of memory_operand for operand 1.
9801 (float-extend standard_x87sse_constant_load splitter): Ditto.
9803 2017-02-21 Jeff Law <law@redhat.com>
9805 PR tree-optimization/79621
9806 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
9807 blocks with edges to themselves.
9809 2017-02-21 Jakub Jelinek <jakub@redhat.com>
9811 PR target/79633
9812 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
9813 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
9814 Use gimple_call_builtin_p.
9816 PR target/79570
9817 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
9818 on temporarily removed DEBUG_INSNs.
9820 PR tree-optimization/79649
9821 * tree-loop-distribution.c (classify_partition): Give up on
9822 non-generic address space loads/stores.
9824 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
9826 * doc/loop.texi (Loop manipulation): Remove nonexistent
9827 tree_ssa_loop_version from the documentation.
9828 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
9830 2017-02-21 Jakub Jelinek <jakub@redhat.com>
9832 PR target/79494
9833 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
9834 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
9835 * config/rs6000/rs6000.c: Include except.h.
9836 (rs6000_expand_split_stack_prologue): Call
9837 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
9839 2017-02-21 Martin Jambor <mjambor@suse.cz>
9841 PR lto/79579
9842 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
9843 have been analyzed.
9845 2017-02-21 Martin Jambor <mjambor@suse.cz>
9847 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
9848 for backward compatibility only.
9849 * doc/invoke.texi (Option Summary): Remove all references to
9850 -fipa-cp-alignment.
9852 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
9854 PR target/78660
9855 Revert:
9856 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
9858 * lra-constraints.c (curr_insn_transform): Handle
9859 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
9861 2017-02-21 Martin Liska <mliska@suse.cz>
9863 * config/i386/i386.opt: Replace -masm-dialect with -masm.
9865 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
9867 PR translation/79638
9868 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
9870 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
9872 PR ada/67205
9873 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
9874 (arm_function_ok_for_sibcall): Return false for an indirect call by
9875 descriptor if all the argument registers are used.
9876 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
9877 alignment of the function.
9879 2017-02-21 Jakub Jelinek <jakub@redhat.com>
9881 PR tree-optimization/61441
9882 * simplify-rtx.c (simplify_const_unary_operation): For
9883 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
9884 the sNaN unmodified.
9886 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
9888 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
9889 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
9890 instead of SYSTEM_HEADER_DIR.
9892 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
9893 Martin Liška <mliska@suse.cz>
9895 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
9896 Fix typos and grammar, use active voice, and clarify.
9898 2017-02-20 Marek Polacek <polacek@redhat.com>
9900 PR middle-end/79537
9901 * gimplify.c (gimplify_expr): Handle unused *&&L;.
9903 PR sanitizer/79558
9904 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
9906 2017-02-20 Jakub Jelinek <jakub@redhat.com>
9908 PR target/79568
9909 * config/i386/i386.c (ix86_expand_builtin): Handle
9910 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
9911 ix86_builtins_isa[fcode].isa as a requirement of those
9912 flags and any other flag in the bitmask.
9913 (ix86_init_mmx_sse_builtins): Use 0 instead of
9914 ~OPTION_MASK_ISA_64BIT as mask.
9915 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
9916 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
9917 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
9918 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
9920 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
9922 PR target/78012
9923 * lra-constraints.c (split_reg): Check requested split mode
9924 is supported by the register.
9926 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
9928 * lra-constraints.c (simplify_operand_subreg): Remove early
9929 return false.
9931 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
9933 PR target/78660
9934 * lra-constraints.c (curr_insn_transform): Tighten condition
9935 for converting SUBREG reloads from OP_OUT to OP_INOUT.
9937 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
9939 PR target/78660
9940 * lra-constraints.c (curr_insn_transform): Handle
9941 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
9943 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
9945 Revert:
9946 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
9948 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
9950 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
9952 PR c++/69523
9953 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
9954 description.
9956 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9958 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
9959 for FMA_EXPR.
9961 2017-02-18 Jakub Jelinek <jakub@redhat.com>
9963 * final.c (last_columnnum, override_columnnum): New variables.
9964 (final_start_function): Set last_columnnum, pass it to begin_prologue
9965 hook and pass 0 to dwarf2out_begin_prologue.
9966 (final_scan_insn): Update override_columnnum. Pass last_columnnum
9967 to source_line debug hook.
9968 (notice_source_line): Compute last_columnnum and for debug_column_info
9969 return true on column changes.
9970 * debug.h (struct gcc_debug_hooks): Add column argument to
9971 source_line and begin_prologue hooks.
9972 (debug_nothing_int_charstar_int_bool): Remove prototype.
9973 (debug_nothing_int_int_charstar,
9974 debug_nothing_int_int_charstar_int_bool): New prototypes.
9975 (dwarf2out_begin_prologue): Add column argument.
9976 * debug.c (do_nothing_debug_hooks): Adjust source_line and
9977 begin_prologue hooks.
9978 (debug_nothing_int_charstar_int_bool): Remove.
9979 (debug_nothing_int_int_charstar,
9980 debug_nothing_int_int_charstar_int_bool): New functions.
9981 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
9982 through to dwarf2out_source_line.
9983 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
9984 (dwarf2out_source_line): Add column argument, emit it if requested.
9985 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
9986 arguments.
9987 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
9988 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
9989 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
9990 through to dwarf2out_begin_prologue.
9991 (vmsdbgout_source_line): Add column argument, pass it through to
9992 dwarf2out_source_line.
9993 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
9994 dbxout_source_line caller.
9995 (dbxout_source_line): Add column argument.
9997 * common.opt (gno-column-info, gcolumn-info): New options.
9998 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
9999 (check_die): Also test for multiple DW_AT_decl_column attributes.
10000 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
10001 DW_AT_decl_column if requested.
10002 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
10003 if requested.
10004 (gen_variable_die): Likewise.
10005 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
10006 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
10008 PR target/79569
10009 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
10010 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
10011 (ix86_handle_option): Handle OPT_m3dnowa.
10012 * doc/invoke.texi (-m3dnowa): Document.
10013 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
10014 -m3dnowa instead of -m3dnow -march=athlon.
10016 PR target/79559
10017 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
10018 instead of gcc_assert for K, r and R code checks. Formatting fixes.
10020 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10022 PR target/79261
10023 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
10024 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
10025 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
10026 generator for vsx_xxpermdi_<mode>_be.
10027 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
10028 force big-endian semantics.
10029 (vsx_xxpermdi_<mode>_be): New define_expand with same
10030 implementation as previous version of vsx_xxpermdi_<mode>.
10032 2017-02-17 Jakub Jelinek <jakub@redhat.com>
10034 PR tree-optimization/79327
10035 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
10036 variable, its initialization and use.
10038 2017-02-17 Julia Koval <julia.koval@intel.com>
10040 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
10041 (OPTION_MASK_ISA_PKU_UNSET): New.
10042 (ix86_handle_option): Handle -mrdpid.
10043 * config/i386/cpuid.h (bit_RDPID): New.
10044 * config/i386/driver-i386.c (host_detect_local_cpu):
10045 Detect RDPID feature.
10046 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
10047 * config/i386/i386-c.c (ix86_target_macros_internal):
10048 Handle RDPID flag.
10049 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
10050 (ix86_valid_target_attribute_inner_p): Add "rdpid".
10051 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
10052 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
10053 * config/i386/i386.md (define_insn "rdpid"): New.
10054 * config/i386/i386.opt Add -mrdpid.
10055 * config/i386/immintrin.h (_rdpid_u32): New.
10057 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
10059 PR rtl-optimization/79541
10060 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
10061 instead of transforming it into USE.
10063 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
10065 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
10066 If HONOR_SNANS (SFmode) force the input to a register.
10067 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
10068 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
10069 an frsp or similar insn.
10071 2017-02-17 Martin Liska <mliska@suse.cz>
10073 PR rtl-optimization/79577
10074 * params.def (selsched-max-sched-times): Increase minimum to 1.
10076 2017-02-17 Martin Liska <mliska@suse.cz>
10078 PR rtl-optimization/79574
10079 * gcse.c (want_to_gcse_p): Prevent integer overflow.
10081 2017-02-17 Martin Liska <mliska@suse.cz>
10083 PR tree-optimization/79529
10084 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
10085 ssa_defined_default_def_p to handle cases which are implicitly
10086 defined.
10087 * tree-ssa.c (ssa_defined_default_def_p): New function.
10088 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
10089 which are implicitly defined.
10090 * tree-ssa.h (ssa_defined_default_def_p): Declare.
10092 2017-02-17 Richard Biener <rguenther@suse.de>
10094 PR middle-end/79576
10095 * params.def (max-ssa-name-query-depth): Limit to 10.
10097 2017-02-17 Richard Biener <rguenther@suse.de>
10099 PR tree-optimization/79552
10100 * tree-ssa-structalias.c (visit_loadstore): Properly verify
10101 default defs.
10103 2017-02-17 Richard Biener <rguenther@suse.de>
10105 PR bootstrap/79567
10106 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
10108 2017-02-17 Marek Polacek <polacek@redhat.com>
10110 PR middle-end/79536
10111 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
10112 (fold_negate_expr): New wrapper.
10114 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
10116 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
10117 Correct terminology and de-emphasize pre-standard behavior.
10119 2017-02-16 Alan Modra <amodra@gmail.com>
10121 PR rtl-optimization/79286
10122 * ira.c (def_dominates_uses): New function.
10123 (update_equiv_regs): Don't create an equivalence for insns that
10124 may trap where the register def does not dominate the use.
10126 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
10128 PR rtl-optimization/78127
10129 * lra.c (lra): Call lra_eliminate before finish the loop after
10130 lra_constraint.
10132 2017-02-16 Richard Biener <rguenther@suse.de>
10134 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
10135 isl/isl_val.h.
10136 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
10137 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
10138 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
10139 (isl_val_int_from_wi): New function.
10140 (extract_affine_gmp): Rename to ...
10141 (extract_affine_wi): ... this, take a widest_int.
10142 (extract_affine_int): Just wrap extract_affine_wi.
10143 (add_param_constraints): Use isl_val_int_from_wi.
10144 (add_loop_constraints): Likewise, and extract_affine_wi.
10146 2017-02-15 Jeff Law <law@redhat.com>
10148 PR middle-end/79521
10149 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
10150 ira_init_register_move_cost_if_necessary.
10152 2017-02-15 Martin Sebor <msebor@redhat.com>
10154 PR middle-end/32003
10155 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
10156 removed in a prior commit.
10158 2017-02-15 Bin Cheng <bin.cheng@arm.com>
10160 PR tree-optimization/79347
10161 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
10162 counters during peeling.
10164 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
10166 * Makefile.in (site.exp): Remove "set ISLVER".
10168 2017-02-15 Jakub Jelinek <jakub@redhat.com>
10170 PR target/79487
10171 * real.c (real_from_integer): Call real_convert even for decimal.
10173 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10175 PR target/79421
10176 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
10178 2017-02-14 Andrew Pinski <apinski@cavium.com>
10180 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
10181 cores and change the partno/implementer to be correct.
10182 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
10183 the 'B" as the implementer.
10184 * config/aarch64/aarch64-tune.md: Regenerate.
10186 2017-02-14 Carl Love <cel@us.ibm.com>
10188 * config/rs6000/rs6000.c: Add case statement entry to make the
10189 xvcvuxdsp built-in argument unsigned.
10190 * config/rs6000/vsx.md: Fix the source and return operand types so they
10191 match the instruction definitions from the ISA document. Fix typo
10192 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
10193 statement.
10195 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
10197 PR target/79282
10198 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
10199 member early_clobber_alts.
10200 * lra-lives.c (reg_early_clobber_p): New.
10201 (process_bb_lives): Use it.
10202 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
10203 (debug_operand_data): Initialize early_clobber_alts.
10204 (setup_operand_alternative): Set up early_clobber_alts.
10205 (collect_non_operand_hard_regs): Ditto. Pass early clobber
10206 alternatives to new_insn_reg.
10207 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
10208 it.
10209 (lra_update_insn_regno_info): Pass the new arg.
10211 2017-02-14 Jakub Jelinek <jakub@redhat.com>
10213 PR middle-end/79505
10214 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
10215 (new_oacc_loop_raw): Don't clear already cleared fields.
10217 PR target/79481
10218 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
10219 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
10220 _mm512_prefetch_i64gather_ps): New inline functions and macros.
10222 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
10224 PR target/79495
10225 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
10227 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
10229 PR target/79498
10230 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
10231 the extra instruction to the right place to store 128-bit constant
10232 when needed.
10234 2017-02-14 Martin Sebor <msebor@redhat.com>
10236 PR middle-end/79448
10237 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
10238 warning for strings of unknown length.
10240 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
10242 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
10244 2017-02-14 Jeff Law <law@redhat.com>
10246 PR target/79404
10247 * ira-costs.c (scan_one_insn): Initialize register move costs
10248 for pseudos seen in USE/CLOBBER insns.
10250 PR tree-optimization/79095
10251 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
10252 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
10253 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
10254 if the operands are known to be not equal, then the resulting range
10255 is ~[0,0].
10256 (intersect_ranges): If the new range is ~[0,0] and the old range is
10257 wide, then prefer ~[0,0].
10258 * tree-vrp.c (overflow_comparison_p_1): New function.
10259 (overflow_comparison_p): New function.
10260 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
10261 if NAME is used in an overflow test.
10262 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
10263 overflow check that can be expressed as an equality test, then adjust
10264 ops to be that equality test.
10266 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10268 * config/s390/s390-builtin-types.def: Remove flags argument.
10269 * config/s390/s390.c (s390_init_builtins): Likewise.
10271 2017-02-14 Martin Liska <mliska@suse.cz>
10273 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
10274 vector. Fix trailing white spaces.
10276 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
10278 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
10279 HFmode.
10281 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10283 PR rtl-optimization/68664
10284 * config/arm/arm.c (arm_sched_can_speculate_insn):
10285 New function. Declare prototype.
10286 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
10288 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10290 PR rtl-optimization/68664
10291 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
10292 New function.
10293 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
10295 2017-02-14 Amit Pawar <amit.pawar@amd.com>
10297 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
10298 max skip bytes for function, loop and jump.
10300 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10302 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
10303 ABS_EXPR for gimple dump.
10305 2017-02-14 Jakub Jelinek <jakub@redhat.com>
10307 PR target/79462
10308 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
10310 PR tree-optimization/79408
10311 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
10312 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
10313 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
10314 also if rhs1 is INTEGER_CST.
10316 2017-02-14 Richard Biener <rguenther@suse.de>
10318 PR middle-end/79432
10319 * tree-into-ssa.c (insert_phi_nodes): When the function can
10320 have abnormal edges rewrite SSA names with broken use-def
10321 dominance out of SSA and register them for PHI insertion.
10323 2017-02-13 Martin Sebor <msebor@redhat.com>
10325 PR middle-end/79496
10326 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
10327 clearing info.nowrite flag when snprintf size argument is a range.
10329 2017-02-13 Jakub Jelinek <jakub@redhat.com>
10331 * cprop.c (cprop_jump): Add missing space in string literal.
10332 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
10333 (get_constraint_for_component_ref): Likewise.
10334 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
10335 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
10336 * lra-constraints.c (process_alt_operands): Likewise.
10337 * ipa-inline.c (inline_small_functions): Likewise.
10338 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
10339 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
10340 * trans-mem.c (diagnose_tm_1_op): Likewise.
10341 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
10342 (grid_parallel_clauses_gridifiable): Likewise.
10344 * config/nvptx/mkoffload.c (process): Add space in between
10345 , and %d.
10347 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
10348 "MOD4_SSE_REGS" and "ALL_REGS".
10350 * spellcheck.c (test_data): Add , in between "foo" and "food".
10352 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10354 PR target/79449
10355 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
10356 boundary crossing check and subsequent code generation agree.
10358 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10360 * config/aarch64/aarch64.c (has_memory_op): Delete.
10361 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
10362 has_memory_op.
10364 2017-02-13 Jakub Jelinek <jakub@redhat.com>
10366 PR rtl-optimization/79388
10367 PR rtl-optimization/79450
10368 * combine.c (distribute_notes): When removing TEM_INSN for which
10369 corresponding dest has last value recorded, invalidate that last
10370 value.
10372 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10374 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
10375 of explicit '@'. Add missing assembly comment marker on branch costs
10376 printout.
10378 2017-02-13 Nathan Sidwell <nathan@acm.org>
10380 * gengtype-lex.l (<in_struct>): Add '/'.
10382 2017-02-13 Martin Liska <mliska@suse.cz>
10384 PR c/79471
10385 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
10387 2017-02-13 Richard Biener <rguenther@suse.de>
10389 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
10390 Remove.
10391 * configure: Re-generate.
10392 * config.in: Likewise.
10393 * graphite-dependences.c: Simplify as if
10394 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
10395 * graphite-isl-ast-to-gimple.c: Likewise.
10396 * graphite-optimize-isl.c: Likewise.
10397 * graphite-poly.c: Likewise.
10398 * graphite-sese-to-poly.c: Likewise.
10399 * graphite.h: Likewise.
10400 * toplev.c: Include isl/version.h and use isl_version () for
10401 printing the ISL version.
10402 * doc/install.texi: Update ISL requirement.
10404 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
10406 * doc/standards.texi (Standards): Update reference to
10407 Objective-C 2.0.
10409 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
10411 * doc/extend.texi (Named Address Spaces): sourceware.org now
10412 defaults to https.
10413 * doc/install.texi (Binaries): Ditto.
10414 (Specific): Ditto.
10416 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
10418 * doc/cpp.texi: Replace "stringify"/"stringification" with C
10419 standard terminology "stringize"/"stringizing" throughout.
10420 * doc/cppinternals.texi: Likewise.
10422 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
10424 * doc/extend.texi: Fix some spelling mistakes and typos.
10425 * doc/invoke.texi: Likewise.
10427 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
10429 PR ipa/79224
10430 * params.def (inline-min-speedup) Change from 10 to 8.
10432 2017-02-11 Jakub Jelinek <jakub@redhat.com>
10434 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
10435 4.5.
10437 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
10439 PR ipa/79224
10440 * ipa-inline-analysis.c (get_minimal_bb): New function.
10441 (record_modified): Use it.
10442 (remap_edge_change_prob): Handle also ancestor functions.
10444 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
10446 * doc/contrib.texi (Contributors): Remove broken link into
10447 the Mauve CVS repository.
10449 2017-02-11 Jakub Jelinek <jakub@redhat.com>
10451 PR middle-end/79454
10452 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
10453 result computation whenever lhs doesn't have vector mode, not
10454 just when it has BLKmode.
10456 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
10458 * doc/makefile.texi (profiledbootstrap): Refer to the
10459 installation instructions only in textual form.
10461 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10463 PR target/79295
10464 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
10466 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
10468 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
10469 (Specific): Update mingw-w64 reference.
10470 (Binaries): Ditto.
10471 (Specific): Remove broken link to Renesas RX processor.
10473 2017-02-10 Richard Biener <rguenther@suse.de>
10475 * toplev.c (process_options): Do not mention obsolete graphite
10476 options when printing sorry message about missing graphite support.
10477 Mention -floop-nest-optimize.
10479 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
10481 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
10482 (vtst_p16): Likewise.
10483 (vtstq_p8): Likewise.
10484 (vtstq_p16): Likewise.
10485 (vtst_p64): New.
10486 (vtstq_p64): Likewise.
10487 * config/arm/arm_neon.h (vgetq_lane_p64): New.
10488 (vset_lane_p64): New.
10489 (vsetq_lane_p64): New.
10491 2017-02-10 Jakub Jelinek <jakub@redhat.com>
10493 PR tree-optimization/79411
10494 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
10495 stmt operands are SSA_NAMEs used in abnormal phis.
10496 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
10497 phis.
10499 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
10501 PR ipa/70795
10502 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
10503 flag if needed.
10505 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
10507 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
10509 2017-02-09 Jakub Jelinek <jakub@redhat.com>
10511 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
10512 to avoid warning.
10514 PR c/79413
10515 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
10516 not arbitrary TREE_CONSTANT.
10518 PR c/79431
10519 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
10520 "omp declare target link" attribute unless is_global_var.
10521 * omp-offload.c (find_link_var_op): Likewise.
10523 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
10524 Chung-Lin Tang <cltang@codesourcery.com>
10526 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
10527 OMP_CLAUSE_TILE.
10528 (gimplify_adjust_omp_clauses): Don't delete TILE.
10529 (gimplify_omp_for): Deal with TILE.
10530 * internal-fn.c (expand_GOACC_TILE): New function.
10531 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
10532 (GOACC_TILE): New.
10533 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
10534 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
10535 element fields.
10536 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
10537 avoid DIV for outermost collapse var.
10538 (expand_oacc_for): Insert tile element loop as needed. Adjust.
10539 Remove out of date comments, fix whitespace.
10540 * omp-general.c (omp_extract_for_data): Deal with tiling.
10541 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
10542 adjust OLF_DIM_BASE value.
10543 (struct omp_for_data): Add tiling field.
10544 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
10545 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
10546 for auto loops. Remove default auto determining, moved to
10547 oacc_loop_fixed_partitions.
10548 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
10549 stmts, add e_mask field.
10550 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
10551 (oacc_thread_numbers): Use oacc_dim_call.
10552 (oacc_xform_tile): New.
10553 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
10554 (finish_oacc_loop): Adjust for ifns vector.
10555 (oacc_loop_discover_walk): Append loop abstraction sites to list,
10556 add case for GOACC_TILE fns.
10557 (oacc_loop_xform_loop): Delete.
10558 (oacc_loop_process): Iterate over call list directly, and add
10559 handling for GOACC_TILE fns.
10560 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
10561 dump partitioning.
10562 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
10563 vector partitioning to outer loops. Assign 2 partitions to loops
10564 when available. Add TILE handling.
10565 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
10566 (execite_oacc_device_lower): Process GOACC_TILE fns,
10567 ignore unknown specs.
10568 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
10569 * tree.c (omp_clause_num_ops): Adjust TILE ops.
10570 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
10572 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
10574 * configure.ac (ACX_BUGURL): Update.
10575 * configure: Regenerate.
10577 2017-02-09 Richard Biener <rguenther@suse.de>
10579 PR tree-optimization/69823
10580 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
10581 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
10583 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
10585 * config/arc/arc-c.def: Add __NPS400__ definition.
10586 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
10587 (TARGET_NPS400): Define.
10589 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
10591 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
10592 file.
10593 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
10594 pointer, arch_info.
10595 (arc_cpu_types): Fill the arch_info field with a pointer into the
10596 arc_arch_types table.
10597 (arc_selected_cpu): Declare.
10598 * config/arc/arc.c (arc_selected_cpu): Make global.
10599 (arc_selected_arch): Delete.
10600 (arc_base_cpu): Delete.
10601 (arc_override_options): Remove references to deleted variables,
10602 update access to arch information.
10603 (ARC_OPT): Update access to arch information.
10604 (ARC_OPTX): Likewise.
10605 * config/arc/arc.h (arc_base_cpu): Remove declaration.
10606 (TARGET_ARC600): Update access to arch information.
10607 (TARGET_ARC601): Likewise.
10608 (TARGET_ARC700): Likewise.
10609 (TARGET_EM): Likewise.
10610 (TARGET_HS): Likewise.
10611 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
10612 information.
10614 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
10616 PR target/78604
10617 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
10618 condition/operands for integer GE/LE/GEU/LEU operations.
10620 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
10622 PR translation/79397
10623 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
10624 of AltiVec.
10626 2017-02-08 Martin Jambor <mjambor@suse.cz>
10628 PR ipa/79375
10629 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
10630 whether allocation happened.
10631 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
10632 nothing was allocated.
10634 2017-02-08 Jakub Jelinek <jakub@redhat.com>
10636 PR tree-optimization/79408
10637 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
10638 constant, but SSA_NAME with a known integer range, use the minimum
10639 of that range instead of op1 to determine if modulo can be replaced
10640 with its first operand.
10642 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10644 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
10646 2017-02-08 Richard Biener <rguenther@suse.de>
10648 PR tree-optimization/71824
10649 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
10650 Check all loops contained in the merged region.
10652 2017-02-07 Andrew Pinski <apinski@cavium.com>
10654 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
10656 2017-02-07 Andrew Pinski <apinski@cavium.com>
10658 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
10659 (thunderxt88): Likewise.
10660 (thunderxt81): Disable LSE and change v8.1 to v8.
10661 (thunderxt83): Likewise.
10663 2017-02-07 Jakub Jelinek <jakub@redhat.com>
10664 Richard Biener <rguenther@suse.de>
10666 PR middle-end/79399
10667 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
10668 type from int to size_t.
10669 * ira-costs.c (struct_costs_size): Change type from int to size_t.
10671 2017-02-07 Jakub Jelinek <jakub@redhat.com>
10673 PR rtl-optimization/79386
10674 * cprop.c (bypass_conditional_jumps): Initialize
10675 bypass_last_basic_block already before splitting bbs after
10676 unconditional traps...
10677 (bypass_conditional_jumps): ... rather than here.
10679 PR target/79299
10680 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
10681 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
10682 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
10683 fix -masm=intel patterns.
10685 2017-02-07 Richard Biener <rguenther@suse.de>
10687 PR tree-optimization/79256
10688 PR middle-end/79278
10689 * builtins.c (get_object_alignment_2): Use min_align_of_type
10690 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
10691 and ADJUST_FIELD_ALIGN.
10693 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
10694 type parameter.
10695 * doc/tm.texi: Regenerate.
10696 * stor-layout.c (layout_decl): Adjust.
10697 (update_alignment_for_field): Likewise.
10698 (place_field): Likewise.
10699 (min_align_of_type): Likewise.
10700 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
10701 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
10702 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
10703 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
10704 * config/frv/frv.c (frv_adjust_field_align): Likewise.
10705 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
10706 * config/i386/i386.c (x86_field_alignment): Likewise.
10707 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
10708 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
10709 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
10710 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
10711 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
10712 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
10713 Likewise.
10715 Revert
10716 2017-01-30 Richard Biener <rguenther@suse.de>
10718 PR tree-optimization/79256
10719 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
10720 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
10721 alignment on TYPE.
10723 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
10725 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
10726 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
10727 builtins to SImode and emit a zero-extend, if necessary.
10729 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
10731 * docs/invoke.texi (RISC-V Options): Alphabetize.
10733 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
10735 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
10736 options.
10738 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
10740 * config/riscv/riscv.c: New file.
10741 * gcc/common/config/riscv/riscv-common.c: Likewise.
10742 * config.gcc: Likewise.
10743 * config/riscv/constraints.md: Likewise.
10744 * config/riscv/elf.h: Likewise.
10745 * config/riscv/generic.md: Likewise.
10746 * config/riscv/linux.h: Likewise.
10747 * config/riscv/multilib-generator: Likewise.
10748 * config/riscv/peephole.md: Likewise.
10749 * config/riscv/pic.md: Likewise.
10750 * config/riscv/predicates.md: Likewise.
10751 * config/riscv/riscv-builtins.c: Likewise.
10752 * config/riscv/riscv-c.c: Likewise.
10753 * config/riscv/riscv-ftypes.def: Likewise.
10754 * config/riscv/riscv-modes.def: Likewise.
10755 * config/riscv/riscv-opts.h: Likewise.
10756 * config/riscv/riscv-protos.h: Likewise.
10757 * config/riscv/riscv.h: Likewise.
10758 * config/riscv/riscv.md: Likewise.
10759 * config/riscv/riscv.opt: Likewise.
10760 * config/riscv/sync.md: Likewise.
10761 * config/riscv/t-elf-multilib: Likewise.
10762 * config/riscv/t-linux: Likewise.
10763 * config/riscv/t-linux-multilib: Likewise.
10764 * config/riscv/t-riscv: Likewise.
10765 * configure.ac: Likewise.
10766 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
10767 Waterman as RISC-V maintainers.
10768 * doc/install.texi: Add RISC-V entries.
10769 * doc/invoke.texi: Add RISC-V options section.
10770 * doc/md.texi: Add RISC-V constraints section.
10771 * configure: Regenerated.
10773 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
10775 PR target/66144
10776 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
10777 false values to be constant vectors with all 0 or all 1 bits set.
10778 (vcondu<mode><mode>): Likewise.
10779 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
10780 predicate.
10781 (fpmask_comparison_operator): Update comment.
10782 (vecint_comparison_operator): New predicate.
10783 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
10784 vector conditionals when the true and false values are constant
10785 vectors with all 0 bits or all 1 bits set.
10787 2017-02-06 Martin Sebor <msebor@redhat.com>
10789 PR tree-optimization/79376
10790 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
10792 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
10794 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
10795 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
10796 to simplify split condition.
10798 2017-02-06 Jakub Jelinek <jakub@redhat.com>
10800 * omp-expand.c (oxpand_omp_atomic_fetch_op,
10801 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
10802 false.
10804 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
10806 PR rtl-optimization/68664
10807 * target.def (can_speculate_insn): New hook.
10808 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
10809 * doc/tm.texi: Regenerate.
10810 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
10811 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
10812 (rs6000_sched_can_speculate_insn): New function.
10814 2017-02-06 Jakub Jelinek <jakub@redhat.com>
10816 PR tree-optimization/79284
10817 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
10818 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
10819 vectorizable_mask_load_store, vectorizable_operation,
10820 vect_is_simple_cond, get_same_sized_vectype): Use it instead
10821 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
10822 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
10823 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
10824 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
10825 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
10826 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
10827 is_gimple_assign (stmt). Replace another such test with
10828 is_gimple_assign (stmt).
10830 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
10832 PR target/78883
10833 * config/avr/avr.c (rtl-iter.h): Include it.
10834 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
10835 (avr_legitimate_combined_insn): ...and implementation.
10837 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
10839 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
10840 * config/s390/s390.c (s390_const_operand_ok)
10841 (s390_canonicalize_comparison, s390_extract_part)
10842 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
10843 (s390_contiguous_bitmask_p, s390_rtx_costs)
10844 (legitimize_pic_address): Likewise.
10845 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
10846 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
10847 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
10848 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
10849 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
10851 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
10853 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
10854 REGNO($0) == REGNO($1).
10856 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10858 * config/s390/linux.h(SIZE_TYPE): Add comment.
10860 2017-02-06 Julian Brown <julian@codesourcery.com>
10861 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
10862 Virendra Pathak <virendra.pathak@broadcom.com>
10864 * config/aarch64/aarch64-cores.def: Change the scheduler
10865 to Thunderx2t99.
10866 * config/aarch64/aarch64.md: Include thunderx2t99.md.
10867 * config/aarch64/thunderx2t99.md: New file.
10869 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
10871 * doc/standards.texi (Go Language): Update link to language
10872 standard.
10874 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
10876 * tree-eh.c (lower_resx): Sanitize profile.
10877 (cleanup_empty_eh_move_lp): Likewise.
10879 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
10881 PR tree-ssa/79347
10882 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
10883 ELSE_PROB.
10884 * cfgloopmanip.h (loop_version): Update prototype.
10885 * modulo-sched.c (sms_schedule): Update call of loop_version.
10886 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
10887 * tree-parloops.c (gen_parallel_loop): Likewise.
10888 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
10889 * tree-ssa-loop-split.c (split_loop): Likewise.
10890 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
10891 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
10893 2017-02-05 Martin Liska <mliska@suse.cz>
10895 PR bootstrap/78985
10896 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
10897 variable to NULL.
10898 (print_operand_address): Initialize a struct to zero.
10900 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
10902 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
10903 garbage collector only in textual form.
10905 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
10907 * doc/extend.texi (x86 specific memory model extensions for
10908 transactional memory): Simplify a phrase.
10910 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
10912 PR target/79353
10913 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
10914 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
10915 (atomic_storedi_1): Likewise.
10917 2017-02-04 Jakub Jelinek <jakub@redhat.com>
10919 PR tree-optimization/79338
10920 * tree-parloops.c (gather_scalar_reductions): Don't call
10921 vect_analyze_loop_form for loop->inner before destroying loop's
10922 loop_vinfo.
10924 2017-02-03 Martin Sebor <msebor@redhat.com>
10926 PR tree-optimization/79327
10927 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
10928 when precision has resulted in leading zeros.
10929 (format_integer): Adjust the likely counter to assume an unknown
10930 argument that may be zero is non-zero.
10932 2017-02-03 Jason Merrill <jason@redhat.com>
10934 PR c++/78689
10935 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
10936 avoid copying non-taken branch.
10938 2017-02-03 Jakub Jelinek <jakub@redhat.com>
10940 PR tree-optimization/79340
10941 * tree-vect-loop.c (vectorizable_reduction): Release
10942 vec_defs elements after safe_splicing them into other vectors.
10943 Formatting fixes.
10945 PR tree-optimization/79327
10946 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
10947 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
10948 dirtype.
10949 (format_integer): Use wide_int_to_tree instead of build_int_cst
10950 + to_?hwi. If argmin is NULL, just set argmin and argmax to
10951 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
10952 of shortest and longest sequence.
10954 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
10956 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
10957 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
10959 2017-02-03 Walter Lee <walt@tilera.com>
10961 PR target/78862
10962 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
10963 after initial stackframe link reg save.
10964 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
10966 2017-02-03 Jakub Jelinek <jakub@redhat.com>
10968 PR target/79354
10969 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
10970 wu for stxssp alternative.
10972 2017-02-03 Martin Sebor <msebor@redhat.com>
10974 PR tree-optimization/79352
10975 * gimple-fold.c (get_range_strlen): Add argument.
10976 (get_range_strlen): Change return type to bool.
10977 (get_maxval_strlen): Pass in a dummy argument.
10978 * gimple-fold.h (get_range_strlen): Change return type to bool.
10979 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
10980 * tree.h (array_at_struct_end_p): Add argument.
10981 * tree.c (array_at_struct_end_p): Handle it.
10983 2017-02-03 Martin Liska <mliska@suse.cz>
10985 PR lto/66295
10986 * multiple_target.c (create_dispatcher_calls): Redirect edge
10987 from a caller of a dispatcher.
10988 (expand_target_clones): Make the clones local.
10989 (ipa_target_clone): Do both target clones and resolvers.
10990 (ipa_dispatcher_calls): Remove the pass.
10991 (pass_dispatcher_calls::gate): Likewise.
10992 (make_pass_dispatcher_calls): Likewise.
10993 * passes.def (pass_target_clone): Put as very first IPA early
10994 pass.
10996 2017-02-03 Martin Liska <mliska@suse.cz>
10998 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
10999 in case of a function with ifunc attribute.
11001 2017-02-03 Martin Liska <mliska@suse.cz>
11003 * cgraph.c (cgraph_node::dump): Dump function version info.
11004 * symtab.c (symtab_node::dump_base): Add missing new line.
11006 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
11008 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
11009 (ifcombine_ifandif): Use it.
11011 2017-02-03 Martin Liska <mliska@suse.cz>
11013 * doc/invoke.texi: Document default value for
11014 use-after-scope-direct-emission-threshold.
11016 2017-02-03 Martin Liska <mliska@suse.cz>
11018 PR tree-optimization/79339
11019 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
11020 (format_floating): Likewise.
11022 2017-02-03 Martin Liska <mliska@suse.cz>
11024 PR ipa/79337
11025 * ipa-prop.c (ipa_node_params_t::insert): Remove current
11026 implementation.
11027 (ipa_node_params_t::remove): Likewise.
11028 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
11029 initialization from removed ipa_node_params_t::insert.
11030 (ipa_node_params::~ipa_node_params): Move from removed
11031 ipa_node_params_t::release.
11032 * symbol-summary.h (symbol_summary::m_released): New member.
11033 Do not release a summary twice. Do not allow to call finalizer
11034 for types of a summary that live in GGC memory.
11036 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
11038 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
11039 cmp_branch fusion.
11041 2017-02-02 Martin Sebor <msebor@redhat.com>
11043 PR middle-end/79275
11044 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
11045 (format_string): Tighten up the range of output for non-constant
11046 strings and correct the expected range for wide non-constant strings.
11048 2017-02-02 Martin Sebor <msebor@redhat.com>
11050 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
11052 PR middle-end/32003
11053 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
11054 index.
11055 (-fdump-tree-@var): Add to index and document how to come up
11056 with pass-specific option and dump file names.
11057 (-fdump-passes): Clarify where to look for output.
11059 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
11061 PR middle-end/77445
11062 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
11063 statistics of the analyzed path; allow threading for speed when
11064 any of BBs along the path are optimized for speed.
11066 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
11068 PR middle-end/78468
11069 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
11070 settings of the virtual registers.
11072 Revert again
11073 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11075 * explow.c (get_dynamic_stack_size): Take known alignment of stack
11076 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
11077 needed.
11079 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11081 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
11082 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
11084 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11086 * config/s390/s390.md: Add missing comments with the expanded
11087 mnemonics.
11088 * config/s390/vector.md: Likewise.
11089 * config/s390/vx-builtins.md: Likewise.
11091 2017-02-02 Jakub Jelinek <jakub@redhat.com>
11093 PR target/79197
11094 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
11095 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
11096 conditions on a single line.
11098 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11100 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
11101 __S390_VX__ to __VX__.
11103 2017-02-01 Andrew Pinski <apinski@cavium.com>
11105 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
11106 stmt_info to record_stmt_cost.
11107 (vect_get_known_peeling_cost): Pass stmt_info if known to
11108 record_stmt_cost.
11109 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
11110 cpu_vector_cost field into
11111 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
11112 field into vec_int_stmt_cost and vec_fp_stmt_cost.
11113 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
11114 splitting of scalar_stmt_cost and vec_stmt_cost.
11115 (thunderx_vector_cost): Likewise.
11116 (cortexa57_vector_cost): LIkewise.
11117 (exynosm1_vector_cost): Likewise.
11118 (xgene1_vector_cost): Likewise.
11119 (thunderx2t99_vector_cost): Improve after the splitting of the two
11120 fields.
11121 (aarch64_builtin_vectorization_cost): Update for the splitting of
11122 scalar_stmt_cost and vec_stmt_cost.
11124 2017-02-01 Torvald Riegel <triegel@redhat.com>
11125 Richard Henderson <rth@redhat.com>
11127 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
11128 conditional on existance of a fast atomic load.
11129 * optabs-query.c (can_atomic_load_p): New function.
11130 * optabs-query.h (can_atomic_load_p): Declare it.
11131 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
11132 no fast atomic load is available for the particular size of access.
11133 (expand_atomic_compare_and_swap): Likewise.
11134 (expand_atomic_load): Likewise.
11135 (expand_atomic_store): Likewise.
11136 (expand_atomic_fetch_op): Likewise.
11137 * testsuite/lib/target-supports.exp
11138 (check_effective_target_sync_int_128): Remove x86 because it provides
11139 no fast atomic load.
11140 (check_effective_target_sync_int_128_runtime): Likewise.
11142 2017-02-01 Richard Biener <rguenther@suse.de>
11144 * graphite.c: Include tree-vectorizer.h for find_loop_location.
11145 (graphite_transform_loops): Provide opt-info for optimized nests.
11146 * tree-parloop.c (parallelize_loops): Provide opt-info for
11147 parallelized loops.
11149 2017-02-01 Richard Biener <rguenther@suse.de>
11151 PR middle-end/79315
11152 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
11153 was not set before.
11155 2017-02-01 Richard Biener <rguenther@suse.de>
11157 PR tree-optimization/71824
11158 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
11159 Verify the loops are valid in the merged SESE region.
11160 (scop_detection::can_represent_loop_1): Check analyzing the
11161 evolution of the number of iterations in the region succeeds.
11163 2017-01-31 Ian Lance Taylor <iant@golang.org>
11165 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
11166 REG_ARGS_SIZE note to 32-bit push insns and call insn.
11168 2017-01-31 David Malcolm <dmalcolm@redhat.com>
11170 PR preprocessor/79210
11171 * input.c (get_substring_ranges_for_loc): Replace line_width
11172 assertion with error-handling.
11174 2017-01-31 Richard Biener <rguenther@suse.de>
11176 PR tree-optimization/77318
11177 * graphite-sese-to-poly.c (extract_affine): Fix assert.
11178 (create_pw_aff_from_tree): Take loop parameter.
11179 (add_condition_to_pbb): Pass loop of the condition to
11180 create_pw_aff_from_tree.
11182 2017-01-31 Jakub Jelinek <jakub@redhat.com>
11184 * config/s390/s390.c (s390_asan_shadow_offset): New function.
11185 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
11187 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
11189 PR target/78597
11190 PR target/79038
11191 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
11192 no longer used.
11193 (convert_int_to_float128): Likewise.
11194 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
11195 (convert_int_to_float128): Likewise.
11196 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
11197 (UNSPEC_IEEE128_CONVERT): Likewise.
11198 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
11199 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
11200 Use local variables for IBM extended format.
11201 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
11202 (fix_trunc<mode>si2_fprs): Likewise.
11203 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
11204 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
11205 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
11206 to know that we can now have integers of all sizes in vector
11207 registers.
11208 (fix<uns>_<mode>di2_hw): Likewise.
11209 (float<uns>_<mode>si2_hw): Likewise.
11210 (fix_<mode>si2_hw): Likewise.
11211 (fixuns_<mode>si2_hw): Likewise.
11212 (float<uns>_<mode>di2_hw): Likewise.
11213 (float_<mode>di2_hw): Likewise.
11214 (float_<mode>si2_hw): Likewise.
11215 (floatuns_<mode>di2_hw): Likewise.
11216 (floatuns_<mode>si2_hw): Likewise.
11217 (xscvqp<su>wz_<mode>): Delete, no longer used.
11218 (xscvqp<su>dz_<mode>): Likewise.
11219 (xscv<su>dqp_<mode>): Likewise.
11220 (ieee128_mfvsrd_64bit): Likewise.
11221 (ieee128_mfvsrd_32bit): Likewise.
11222 (ieee128_mfvsrwz): Likewise.
11223 (ieee128_mtvsrw): Likewise.
11224 (ieee128_mtvsrd_64bit): Likewise.
11225 (ieee128_mtvsrd_32bit): Likewise.
11227 2017-01-31 Martin Liska <mliska@suse.cz>
11229 PR ipa/79285
11230 * ipa-prop.c (ipa_free_all_node_params): Call release method
11231 instead of ~sumbol_summary to not to trigger double times
11232 dtor of hash_map.
11234 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
11236 PR tree-optimization/71691
11237 * bitmap.h (class auto_bitmap): New.
11238 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
11239 is_maybe_undefined instead of ssa_undefined_value_p.
11241 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11243 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
11244 __S390_ARCH_LEVEL__ to __ARCH__.
11246 2017-01-31 Jakub Jelinek <jakub@redhat.com>
11248 PR tree-optimization/79267
11249 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
11250 if should_remove_lhs_p is true.
11252 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
11254 PR debug/63238
11255 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
11256 (add_alignment_attribute): New.
11257 (base_type_die): Add alignment attribute.
11258 (subrange_type_die): Likewise.
11259 (modified_type_die): Likewise.
11260 (gen_array_type_die): Likewise.
11261 (gen_descr_array_type_die: Likewise.
11262 (gen_enumeration_type_die): Likewise.
11263 (gen_subprogram_die): Likewise.
11264 (gen_variable_die): Likewise.
11265 (gen_field_die): Likewise.
11266 (gen_ptr_to_mbr_type_die): Likewise.
11267 (gen_struct_or_union_type_die): Likewise.
11268 (gen_subroutine_type_die): Likewise.
11269 (gen_typedef_die): Likewise.
11270 (base_type_cmp): Compare alignment attribute.
11272 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11274 PR target/79170
11275 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
11276 (setb_unsigned) New pattern for setb with CCUNS.
11277 * config/rs6000/rs6000.c (expand_block_compare): Use a different
11278 subfc./subfe sequence to avoid overflow problems. Generate a
11279 shorter sequence with cmpld/setb for power9.
11280 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
11281 for generating subfc. instruction.
11282 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
11283 now uses this instruction.
11285 2017-01-30 Ian Lance Taylor <iant@google.com>
11287 PR debug/79289
11288 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
11289 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
11291 2017-01-30 Martin Sebor <msebor@redhat.com>
11293 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
11294 Move constant to the right of a relational operator.
11295 (get_mpfr_format_length, format_character, format_string): Ditto.
11296 (should_warn_p, maybe_warn): Same.
11298 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
11300 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
11302 PR lto/79061
11303 * asan.c (get_translation_unit_decl): Remove function.
11304 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
11306 2017-01-30 Martin Liska <mliska@suse.cz>
11308 PR gcov-profile/79259
11309 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
11310 -fprofile-generate.
11312 2017-01-30 Martin Liska <mliska@suse.cz>
11314 PR bootstrap/78985
11315 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
11316 Initialize variables with NULL value.
11318 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
11320 PR target/79260
11321 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
11322 tm_p_file.
11323 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
11325 2017-01-30 Richard Biener <rguenther@suse.de>
11327 PR tree-optimization/79276
11328 * tree-vrp.c (process_assert_insertions): Properly adjust common
11329 when removing a duplicate.
11331 * gcc.dg/torture/pr79276.c: New testcase.
11333 2017-01-30 Richard Biener <rguenther@suse.de>
11335 PR tree-optimization/79256
11336 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
11337 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
11338 alignment on TYPE.
11339 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
11341 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
11343 PR target/79240
11344 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
11345 ("*r<noxa>sbg_<mode>_sll_bitmask")
11346 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
11347 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
11348 Use contiguous_bitmask_nowrap_operand.
11350 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11352 PR target/79268
11353 * config/rs6000/altivec.h (vec_xl): Revise #define.
11354 (vec_xst): Likewise.
11356 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
11358 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
11360 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
11362 PR rtl-optimization/79194
11363 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
11364 traps before call to bypass_conditional_jumps.
11366 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
11368 PR tree-optimization/71374
11369 * lra-constraints.c (check_conflict_input_operands): New.
11370 (match_reload): Use it.
11372 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
11374 PR target/79131
11375 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
11376 account to calculate conflict_set.
11378 2017-01-27 Bin Cheng <bin.cheng@arm.com>
11380 PR rtl-optimization/78559
11381 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
11382 other_insn in combine.
11384 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
11386 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
11387 uint16_type_node for BT_UINT16.
11389 2017-01-27 David Malcolm <dmalcolm@redhat.com>
11391 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
11392 "RTL Tests" to menu.
11393 (GIMPLE Tests): New node.
11394 (RTL Tests): New node.
11396 2017-01-27 Richard Biener <rguenther@suse.de>
11398 PR tree-optimization/79245
11399 * tree-loop-distribution.c (distribute_loop): Apply cost
11400 modeling also to detected patterns.
11402 2017-01-27 Richard Biener <rguenther@suse.de>
11404 PR tree-optimization/71433
11405 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
11406 (compare_assert_loc): New function.
11407 (process_assert_insertions): Sort and optimize assert locations
11408 to remove duplicates and push down identical assertions on
11409 edges to their destination block.
11411 2017-01-27 Richard Biener <rguenther@suse.de>
11413 PR tree-optimization/79244
11414 * tree-vrp.c (remove_range_assertions): Forcefully propagate
11415 out SSA names even if abnormal.
11417 2017-01-27 Jakub Jelinek <jakub@redhat.com>
11419 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
11420 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
11421 instead of MPFR_RNDN.
11423 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
11425 PR target/79239
11426 * arm.c (arm_option_override): Don't call build_target_option_node
11427 until after doing all option overrides.
11428 (arm_valid_target_attribute_tree): Likewise.
11430 2017-01-27 Martin Liska <mliska@suse.cz>
11432 * doc/invoke.texi (-fprofile-arcs): Document profiling support
11433 for {cd}tors and C++ {cd}tors.
11435 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
11437 * config/s390/s390.md ("*setmem_long_and")
11438 ("*setmem_long_and_31z"): Use zero_extend instead of and.
11440 2017-01-26 Martin Sebor <msebor@redhat.com>
11442 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
11443 of precision.
11445 2017-01-26 Martin Sebor <msebor@redhat.com>
11447 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
11448 HAVE_DFmode before using XFmode or DFmode.
11449 (parse_directive): Avoid using the z length modifier to avoid
11450 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
11452 PR middle-end/78703
11453 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
11454 to accept adjustment as an array.
11455 (get_int_range): New function.
11456 (struct directive): Make width and prec arrays.
11457 (directive::set_width, directive::set_precision): Call get_int_range.
11458 (format_integer, format_floating): Handle width and precision ranges.
11459 (format_string, parse_directive): Same.
11461 2017-01-26 Jakub Jelinek <jakub@redhat.com>
11463 PR debug/79129
11464 * dwarf2out.c (generate_skeleton_bottom_up): For children with
11465 comdat_type_p set, just clone them, but keep the children in the
11466 original DIE.
11468 PR debug/78835
11469 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
11470 which have direct callers with -fvar-tracking-assignments enabled
11471 in the current TU.
11472 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
11473 inside of type units.
11475 2017-01-26 Martin Sebor <msebor@redhat.com>
11477 PR middle-end/78703
11478 * gimple-ssa-sprintf.c (struct result_range): Add likely and
11479 unlikely counters.
11480 (struct format_result): Replace number_chars, number_chars_min,
11481 and number_chars_max with a single member of struct result_range.
11482 Remove bounded.
11483 (format_result::operator+=): Adjust.
11484 (struct fmtresult): Remove bounded. Handle likely and unlikely
11485 counters.
11486 (fmtresult::adjust_for_width_or_precision): New function.
11487 (fmtresult:type_max_digits): New function.
11488 (bytes_remaining): Handle likely and unlikely counters.
11489 (min_bytes_remaining): Remove.
11490 (format_percent): Simplify.
11491 (format_integer, format_floating): Set likely and unlikely counters.
11492 (get_string_length, format_character, format_string): Same.
11493 (format_plain, should_warn_p): New function.
11494 (maybe_warn): Call should_warn_p. Update diagnostic messages
11495 and handle those for all directives, including plain strings.
11496 (format_directive): Handle likely and unlikely counters.
11497 Remove unnecessary quoting from diagnostics. Add an informational
11498 note.
11499 (add_bytes): Remove.
11500 (pass_sprintf_length::compute_format_length): Simplify.
11501 (try_substitute_return_value): Handle likely and unlikely counters.
11503 2017-01-26 Carl Love <cel@us.ibm.com>
11505 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
11506 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
11508 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
11510 PR target/79131
11511 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
11512 endianess for subregs into account.
11513 * lra-constraints.c (lra_constraints): Do risky transformations
11514 always on the first iteration.
11515 * lra-lives.c (check_pseudos_live_through_calls): Add arg
11516 last_call_used_reg_set.
11517 (process_bb_lives): Define and use last_call_used_reg_set.
11518 * lra.c (lra): Always continue after lra_constraints on the first
11519 iteration.
11521 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
11523 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
11524 constant.
11525 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
11527 2017-01-26 Jakub Jelinek <jakub@redhat.com>
11529 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
11530 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
11531 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
11532 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
11533 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
11534 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
11535 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
11536 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
11537 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
11539 2017-01-26 Marek Polacek <polacek@redhat.com>
11541 PR c/79199
11542 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
11543 for the third operand.
11545 2017-01-26 Jakub Jelinek <jakub@redhat.com>
11547 PR middle-end/79236
11548 * omp-low.c (struct omp_context): Add simt_stmt field.
11549 (scan_omp_for): Return omp_context *.
11550 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
11551 context to the _simt_ SIMD stmt.
11552 (lower_omp_for): For combined SIMD with sibling _simt_
11553 SIMD, make sure to use the same decls in _looptemp_
11554 clauses as in the sibling.
11556 2017-01-26 David Sherwood <david.sherwood@arm.com>
11558 PR middle-end/79212
11559 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
11560 all contexts.
11562 2017-01-26 Jakub Jelinek <jakub@redhat.com>
11564 PR target/70465
11565 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
11566 emit fld b; fld a; if possible.
11568 * brig-builtins.def: Update copyright years.
11569 * config/arm/arm_acle_builtins.def: Update copyright years.
11571 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11573 PR target/79179
11574 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
11575 constraint instead of o for the stxsd instruction.
11577 2017-01-25 Carl Love <cel@us.ibm.com>
11579 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
11580 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
11582 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
11584 * doc/invoke.texi (C++ Dialect Options): Fix typo.
11586 2017-01-25 Richard Biener <rguenther@suse.de>
11588 PR tree-optimization/69264
11589 * target.def (vector_alignment_reachable): Improve documentation.
11590 * doc/tm.texi: Regenerate.
11591 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
11592 and add a comment.
11593 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
11594 earlier changes with respect to TYPE_USER_ALIGN.
11595 (vector_alignment_reachable_p): Likewise. Improve dumping.
11597 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11599 PR target/79145
11600 * config/arm/arm.md (xordi3): Force constant operand into a register
11601 for TARGET_IWMMXT.
11603 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11605 * doc/invoke.texi (-fstore-merging): Correct default optimization
11606 levels at which it is enabled.
11607 (-O): Move -fstore-merging from list to...
11608 (-O2): ... Here.
11610 2017-01-25 Richard Biener <rguenther@suse.de>
11612 PR debug/78363
11613 * omp-expand.c: Include debug.h.
11614 (expand_omp_taskreg): Make sure to generate early debug before
11615 outlining anything from a function.
11616 (expand_omp_target): Likewise.
11617 (grid_expand_target_grid_body): Likewise.
11619 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
11621 PR lto/79061
11622 * asan.c (get_translation_unit_decl): New function.
11623 (asan_add_global): Extract modules file name from globals
11624 TRANSLATION_UNIT_DECL name.
11626 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
11628 PR target/77439
11629 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
11630 for long calls with APCS frame and VFP.
11632 2017-01-24 David Malcolm <dmalcolm@redhat.com>
11634 * cfg.c (original_copy_tables_initialized_p): New function.
11635 * cfg.h (original_copy_tables_initialized_p): New decl.
11636 * cfgrtl.c (relink_block_chain): Guard the call to
11637 free_original_copy_tables with a call to
11638 original_copy_tables_initialized_p.
11639 * cgraph.h (symtab_node::native_rtl_p): New decl.
11640 * cgraphunit.c (symtab_node::native_rtl_p): New function.
11641 (symtab_node::needed_p): Don't assert for early assembly output
11642 for __RTL functions.
11643 (cgraph_node::finalize_function): Set "force_output" for __RTL
11644 functions.
11645 (cgraph_node::analyze): Bail out early for __RTL functions.
11646 (analyze_functions): Update assertion to support __RTL functions.
11647 (cgraph_node::expand): Bail out early for __RTL functions.
11648 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
11649 __RTL functions.
11650 * function.h (struct function): Update comment for field
11651 "pass_startwith".
11652 * gimple-expr.c: Include "tree-pass.h".
11653 (gimple_has_body_p): Return false for __RTL functions.
11654 * Makefile.in (OBJS): Add run-rtl-passes.o.
11655 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
11656 accessor.
11657 (gcc::pass_manager::get_clean_slate): New accessor.
11658 * passes.c: Include "insn-addr.h".
11659 (should_skip_pass_p): Add logging. Update logic for running
11660 "expand" to be compatible with both __GIMPLE and __RTL. Guard
11661 property-provider override so it is only done for gimple passes.
11662 Don't skip dfinit.
11663 (skip_pass): New function.
11664 (execute_one_pass): Call skip_pass when skipping passes.
11665 * read-md.c (md_reader::read_char): Support filtering
11666 the input to a subset of line numbers.
11667 (md_reader::md_reader): Initialize fields
11668 m_first_line and m_last_line.
11669 (md_reader::read_file_fragment): New function.
11670 * read-md.h (md_reader::read_file_fragment): New decl.
11671 (md_reader::m_first_line): New field.
11672 (md_reader::m_last_line): New field.
11673 * read-rtl-function.c (function_reader::create_function): Only
11674 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
11675 curr_properties. Set DECL_INITIAL to a dummy block.
11676 (read_rtl_function_body_from_file_range): New function.
11677 * read-rtl-function.h (read_rtl_function_body_from_file_range):
11678 New decl.
11679 * run-rtl-passes.c: New file.
11680 * run-rtl-passes.h: New file.
11682 2017-01-24 Jeff Law <law@redhat.com>
11684 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
11685 buffer size.
11687 2017-01-24 Bin Cheng <bin.cheng@arm.com>
11689 PR tree-optimization/79159
11690 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
11691 (record_nonwrapping_iv): Improve boundary using above function if no
11692 value range information.
11694 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
11695 Martin Jambor <mjambor@suse.cz>
11697 * brig-builtins.def: New file.
11698 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
11699 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
11700 (DEF_HSAIL_SAT_BUILTIN): Likewise.
11701 (DEF_HSAIL_INTR_BUILTIN): Likewise.
11702 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
11703 * builtin-types.def (BT_INT8): New.
11704 (BT_INT16): Likewise.
11705 (BT_UINT8): Likewise.
11706 (BT_UINT16): Likewise.
11707 (BT_FN_ULONG): Likewise.
11708 (BT_FN_UINT_INT): Likewise.
11709 (BT_FN_UINT_ULONG): Likewise.
11710 (BT_FN_UINT_LONG): Likewise.
11711 (BT_FN_UINT_PTR): Likewise.
11712 (BT_FN_ULONG_PTR): Likewise.
11713 (BT_FN_INT8_FLOAT): Likewise.
11714 (BT_FN_INT16_FLOAT): Likewise.
11715 (BT_FN_UINT32_FLOAT): Likewise.
11716 (BT_FN_UINT16_FLOAT): Likewise.
11717 (BT_FN_UINT8_FLOAT): Likewise.
11718 (BT_FN_UINT64_FLOAT): Likewise.
11719 (BT_FN_UINT16_UINT32): Likewise.
11720 (BT_FN_UINT32_UINT16): Likewise.
11721 (BT_FN_UINT16_UINT16_UINT16): Likewise.
11722 (BT_FN_INT_PTR_INT): Likewise.
11723 (BT_FN_UINT_PTR_UINT): Likewise.
11724 (BT_FN_LONG_PTR_LONG): Likewise.
11725 (BT_FN_ULONG_PTR_ULONG): Likewise.
11726 (BT_FN_VOID_UINT64_UINT64): Likewise.
11727 (BT_FN_UINT8_UINT8_UINT8): Likewise.
11728 (BT_FN_INT8_INT8_INT8): Likewise.
11729 (BT_FN_INT16_INT16_INT16): Likewise.
11730 (BT_FN_INT_INT_INT): Likewise.
11731 (BT_FN_UINT_FLOAT_UINT): Likewise.
11732 (BT_FN_FLOAT_UINT_UINT): Likewise.
11733 (BT_FN_ULONG_UINT_UINT): Likewise.
11734 (BT_FN_ULONG_UINT_PTR): Likewise.
11735 (BT_FN_ULONG_ULONG_ULONG): Likewise.
11736 (BT_FN_UINT_UINT_UINT): Likewise.
11737 (BT_FN_VOID_UINT_PTR): Likewise.
11738 (BT_FN_UINT_UINT_PTR: Likewise.
11739 (BT_FN_UINT32_UINT64_PTR): Likewise.
11740 (BT_FN_INT_INT_UINT_UINT): Likewise.
11741 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
11742 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
11743 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
11744 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
11745 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
11746 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
11747 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
11748 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
11749 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
11750 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
11751 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
11752 * doc/frontends.texi: List BRIG FE.
11753 * doc/install.texi (Testing): Add BRIG tesring requirements.
11754 * doc/invoke.texi (Overall Options): Mention BRIG.
11755 * doc/standards.texi (Standards): Doucment BRIG HSA version.
11757 2017-01-24 Richard Biener <rguenther@suse.de>
11759 PR translation/79208
11760 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
11762 2017-01-24 Martin Jambor <mjambor@suse.cz>
11764 PR bootstrap/79198
11765 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
11766 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
11767 and known_contexts.
11769 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
11771 PR middle-end/79123
11772 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
11773 casts from signed to unsigned really don't have a range.
11775 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
11777 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
11778 GMP_RNDx for compatiblity.
11780 2017-01-24 Martin Liska <mliska@suse.cz>
11782 PR bootstrap/79132
11783 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
11784 that would prevent us to call alloca with -1 as argument.
11786 2017-01-24 Jakub Jelinek <jakub@redhat.com>
11788 * dwarf2out.c (output_compilation_unit_header, output_file_names):
11789 Avoid -Wformat-security warning.
11791 2017-01-23 Andrew Pinski <apinski@cavium.com>
11793 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
11794 cost table.
11796 2017-01-23 Martin Sebor <msebor@redhat.com>
11798 PR middle-end/78703
11799 * gimple-ssa-sprintf.c (warn_level): New global.
11800 (format_integer): Use it here and throughout the rest of the file.
11801 Use the same switch to compute sign as base.
11802 (maybe_warn): New function.
11803 (format_directive): Factor out warnings into maybe_warn.
11804 Add debugging output. Use warn_level.
11805 (add_bytes): Use warn_level.
11806 (pass_sprintf_length::compute_format_length): Add debugging output.
11807 (try_substitute_return_value): Same.
11808 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
11810 PR middle-end/78703
11811 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
11812 (struct fmtresult, format_integer, format_floating): Adjust.
11813 (fmtresult::fmtresult): Set max correctly in two argument ctor.
11814 (get_string_length, format_string,format_directive): Same.
11815 (pass_sprintf_length::compute_format_length): Same.
11816 (try_substitute_return_value): Simplify slightly.
11818 PR middle-end/78703
11819 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
11820 (fmtresult::operator+=): Outlined.
11821 (struct fmtresult): Add ctors.
11822 (struct conversion_spec): Rename...
11823 (struct directive): ...to this. Add and remove data members.
11824 (directive::set_width, directive::set_precision): New functions.
11825 (format_percent): Use fmtresult ctor.
11826 (get_width_and_precision): Remove.
11827 (format_integer): Make naming changes. Avoid computing width and
11828 precision.
11829 (format_floating): Same. Adjust indentation.
11830 (format_character, format_none): New functions.
11831 (format_string): Moved character handling to format_character.
11832 (format_directive): Remove arguments, change return type.
11833 (parse_directive): New function.
11834 (pass_sprintf_length::compute_format_length): Move directive
11835 parsing to parse_directive.
11837 2017-01-23 Jakub Jelinek <jakub@redhat.com>
11839 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
11840 (assign_assembler_name_if_needed): ... this.
11841 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
11842 (assign_assembler_name_if_needed): ... this.
11843 (free_lang_data_in_cgraph): Adjust callers.
11844 * cgraphunit.c (cgraph_node::analyze): Likewise.
11845 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
11846 Likewise.
11848 2017-01-23 Richard Biener <rguenther@suse.de>
11850 PR tree-optimization/79088
11851 PR tree-optimization/79188
11852 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
11853 resetting loop bounds after last path deletion. Reset loop
11854 bounds of the target loop, make code match the comments.
11855 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
11856 Make sure loops need no fixups.
11858 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
11860 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
11861 exponent support with double type for first argument.
11862 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
11863 type returned by __builtin_vec_extract_sig,
11864 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
11865 functions from "vector int" to "vector unsigned int" or from
11866 "vector long long int" to "vector unsigned long long int".
11867 Changed type returned by __builtin_vec_extract_exp,
11868 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
11869 functions from "vector int" to "vector unsigned int" or from
11870 "vector long long int" to "vector unsigned long long int".
11871 Changed return type of __builtin_vec_test_data_class,
11872 __builtin_vec_test_data_class_sp, and
11873 __builtin_vec_test_data_class_dp from "vector int" to
11874 "vector bool int" or from "vector long long int" to "vector bool
11875 long long int" and changed second argument type from "unsigned
11876 int" to "int". Added new overloaded function forms "vector float
11877 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
11878 "vector float __builtin_vec_insert_exp_sp (vector float, vector
11879 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
11880 double, vector unsigned long long int)" and "vector double
11881 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
11882 long int)". Changed return type of
11883 __builtin_scalar_test_data_class and
11884 __builtin_scalar_test_data_class_sp and
11885 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
11886 int" and changed second argument from "unsigned int" to "int".
11887 Changed type returned by __builtin_scalar_test_neg,
11888 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
11889 from "int" to "bool int". Added new overloaded function form
11890 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
11891 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
11892 exponent double-precision with floating point first argument.
11893 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
11894 documentation of scalar_test_data_class, scalar_test_neg,
11895 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
11896 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
11897 vec_test_data_class built-in functions to reflect refinements in
11898 their type signatures.
11900 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
11902 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
11903 size of buf.
11904 (aarch64_elf_asm_destructor): Likewise.
11906 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
11908 PR rtl-optimization/78634
11909 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
11910 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
11911 * ifcvt.c (noce_try_cmove): Add missing cost check.
11913 PR rtl-optimization/71724
11914 * combine.c (if_then_else_cond): Look for situations where it is
11915 beneficial to undo the work of one of the recursive calls.
11917 2017-01-23 Bin Cheng <bin.cheng@arm.com>
11919 PR tree-optimization/70754
11920 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
11921 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
11922 combined stmt before it if not NULL.
11923 (combine_chains): Process refs reversely and compute dominance point
11924 for root ref.
11926 2017-01-23 Martin Liska <mliska@suse.cz>
11928 PR tree-optimization/79196
11929 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
11930 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
11931 instead of memcmp.
11932 (strlen_optimize_stmt): Call the renamed function.
11934 2017-01-23 Michael Matz <matz@suse.de>
11936 PR tree-optimization/78384
11937 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
11939 2017-01-23 Richard Biener <rguenther@suse.de>
11941 PR tree-optimization/79186
11942 * tree-vrp.c (register_new_assert_for): Make sure we've seen
11943 both incoming edges before moving an assert.
11945 2017-01-23 Martin Jambor <mjambor@suse.cz>
11947 * ipa-prop.c (load_from_param_1): Removed.
11948 (load_from_unmodified_param): Bits from load_from_param_1 put back
11949 here.
11950 (load_from_param): Removed.
11951 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
11952 with stmt. Reverted back to use of load_from_unmodified_param.
11954 2017-01-23 Martin Jambor <mjambor@suse.cz>
11956 PR ipa/79108
11957 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
11958 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
11959 field a pointer to garbage collected vector, mark lattices and
11960 ipcp_orig_node with GTY((skip)).
11961 (ipa_get_param_count): Adjust to descriptors being a pointer.
11962 (ipa_get_param): Likewise.
11963 (ipa_get_type): Likewise.
11964 (ipa_get_param_move_cost): Likewise.
11965 (ipa_set_param_used): Likewise.
11966 (ipa_get_controlled_uses): Likewise.
11967 (ipa_set_controlled_uses): Likewise.
11968 (ipa_is_param_used): Likewise.
11969 (ipa_node_params_t): Move into garbage collector. New methods insert
11970 and remove.
11971 (ipa_node_params_sum): Annotate wth GTY(()).
11972 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
11973 garbage collected.
11974 (ipa_load_from_parm_agg): Adjust declaration.
11975 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
11976 * ipa-profile.c (ipa_profile): Likewise.
11977 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
11978 (ipa_populate_param_decls): Make descriptors parameter garbage
11979 collected.
11980 (ipa_dump_param): Adjust to descriptors being a pointer.
11981 (ipa_alloc_node_params): Likewise.
11982 (ipa_initialize_node_params): Likewise.
11983 (load_from_param_1): Make descriptors parameter garbage collected.
11984 (load_from_unmodified_param): Likewise.
11985 (load_from_param): Likewise.
11986 (ipa_load_from_parm_agg): Likewise.
11987 (ipa_node_params::~ipa_node_params): Removed.
11988 (ipa_free_all_node_params): Remove call to delete operator.
11989 (ipa_node_params_t::insert): New.
11990 (ipa_node_params_t::remove): Likewise.
11991 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
11992 copy known_csts and known_contexts vectors.
11993 (ipa_read_node_info): Adjust to descriptors being a pointer.
11994 (ipcp_modif_dom_walker): Make m_descriptors field garbage
11995 collected.
11996 (ipcp_transform_function): Make descriptors variable garbage
11997 collected.
11999 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
12001 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
12002 * config/i386/avx512dqintrin.h: Ditto.
12003 * config/i386/avx512fintrin.h: Ditto.
12004 * gcc/config/i386/i386.c: Handle new builtins.
12005 * config/i386/i386-builtin.def: Add new builtins.
12006 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
12007 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
12009 2017-01-23 Jakub Jelinek <jakub@redhat.com>
12010 Martin Liska <mliska@suse.cz>
12012 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
12013 * asan.c (asan_expand_poison_ifn): Support stores and use
12014 appropriate ASAN report function.
12015 * internal-fn.c (expand_ASAN_POISON_USE): New function.
12016 * internal-fn.def (ASAN_POISON_USE): Declare.
12017 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
12018 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
12019 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
12020 ASAN_POISON calls w/o LHS.
12021 * tree-ssa.c (execute_update_addresses_taken): Create clobber
12022 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
12023 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
12024 * gimplify.c (asan_poison_variables): Add attribute
12025 use_after_scope_memory to variables that really needs to live
12026 in memory.
12027 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
12028 having the attribute.
12030 2017-01-23 Martin Liska <mliska@suse.cz>
12032 * asan.c (create_asan_shadow_var): New function.
12033 (asan_expand_poison_ifn): Likewise.
12034 * asan.h (asan_expand_poison_ifn): New declaration.
12035 * internal-fn.c (expand_ASAN_POISON): Likewise.
12036 * internal-fn.def (ASAN_POISON): New builtin.
12037 * sanopt.c (pass_sanopt::execute): Expand
12038 asan_expand_poison_ifn.
12039 * tree-inline.c (copy_decl_for_dup_finish): Make function
12040 external.
12041 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
12042 * tree-ssa.c (is_asan_mark_p): New function.
12043 (execute_update_addresses_taken): Rewrite local variables
12044 (identified just by use-after-scope as addressable) into SSA.
12046 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
12048 * doc/install.texi (Specific): opensource.apple.com uses https
12049 now. Remove trailing slash.
12051 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
12053 * README.Portability: Remove note on an Irix compatibility issue.
12055 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
12057 * gcov.c (INCLUDE_ALGORITHM): Define.
12058 (INCLUDE_VECTOR): Define.
12059 No longer include <vector> and <algorithm> directly.
12061 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
12063 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
12064 to https.
12065 * doc/invoke.texi (Code Gen Options): Ditto.
12067 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
12069 PR lto/78407
12070 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
12072 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
12074 rtl-optimization/79125
12075 * cprop.c (local_cprop_pass): Handle cases where we make an
12076 unconditional trap.
12078 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
12080 PR target/61729
12081 PR target/77850
12082 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
12083 read from, for big endian.
12085 2017-01-20 Jiong Wang <jiong.wang@arm.com>
12087 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
12088 register pauth builtins for LP64 only.
12090 2017-01-20 Marek Polacek <polacek@redhat.com>
12092 PR c/79152
12093 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
12094 non-case labels.
12096 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
12098 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
12099 of safelen status.
12100 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
12101 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
12102 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
12104 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12106 PR target/71270
12107 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
12108 in big-endian mode when they are not a single duplicated value.
12110 2017-01-20 Richard Biener <rguenther@suse.de>
12112 * BASE-VER: Bump to 7.0.1.
12114 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
12116 * omp-low.c (omplow_simd_context): New struct. Use it...
12117 (lower_rec_simd_input_clauses): ...here and...
12118 (lower_rec_input_clauses): ...here to hold common data. Adjust all
12119 references to idx, lane, max_vf, is_simt.
12121 2017-01-20 Graham Markall <graham.markall@embecosm.com>
12123 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
12124 mcpu=nps400.
12126 2017-01-20 Martin Jambor <mjambor@suse.cz>
12128 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
12129 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
12130 gt-hsa-common.h.
12131 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
12132 (GTFILES): Rename hsa.c to hsa-common.c.
12133 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
12134 * hsa-dump.c: Likewise.
12135 * hsa-gen.c: Likewise.
12136 * hsa-regalloc.c: Likewise.
12137 * ipa-hsa.c: Likewise.
12138 * omp-expand.c: Likewise.
12139 * omp-low.c: Likewise.
12140 * toplev.c: Likewise.
12142 2017-01-20 Marek Polacek <polacek@redhat.com>
12144 PR c/64279
12145 * doc/invoke.texi: Document -Wduplicated-branches.
12146 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
12147 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
12148 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
12149 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
12150 return 0 only when not OEP_LEXICOGRAPHIC.
12151 (fold_build_cleanup_point_expr): Use the expression
12152 location when building CLEANUP_POINT_EXPR.
12153 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
12154 * tree.c (add_expr): Handle error_mark_node.
12156 2017-01-20 Martin Liska <mliska@suse.cz>
12158 PR lto/69188
12159 * tree-profile.c (init_ic_make_global_vars): Do not call
12160 finalize_decl.
12161 (gimple_init_gcov_profiler): Likewise.
12163 2017-01-20 Martin Liska <mliska@suse.cz>
12165 PR ipa/71190
12166 * cgraph.h (maybe_create_reference): Remove argument and
12167 update comment.
12168 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
12169 argument.
12170 * ipa-cp.c (create_specialized_node): Likewise.
12171 * symtab.c (symtab_node::maybe_create_reference): Handle
12172 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
12174 2017-01-20 Martin Liska <mliska@suse.cz>
12176 * read-rtl-function.c (function_reader::create_function): Use
12177 build_decl instread of build_decl_stat.
12179 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
12181 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
12182 * config/i386/avx512dqintrin.h: Ditto.
12183 * config/i386/avx512fintrin.h: Ditto.
12184 * config/i386/i386-builtin-types.def: Add new types.
12185 * gcc/config/i386/i386.c: Handle new types.
12186 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
12187 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
12188 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
12189 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
12190 (__builtin_ia32_kshiftridi): New.
12191 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
12193 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
12195 PR target/78875
12196 PR target/79140
12197 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
12198 define to rs6000_init_stack_protect_guard.
12199 (rs6000_init_stack_protect_guard): New function.
12201 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
12202 Yunqiang Su <yunqiang.su@imgtec.com>
12204 * config.gcc (supported_defaults): Add madd4.
12205 (with_madd4): Add validation.
12206 (all_defaults): Add madd4.
12207 * config/mips/mips.opt (mmadd4): New option.
12208 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
12209 mmadd4.
12210 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
12211 __mips_no_madd4.
12212 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
12213 (ISA_HAS_FUSED_MADD4): Likewise.
12214 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
12215 * gcc/doc/install.texi (--with-madd4): Document the new option.
12217 2017-01-19 Jiong Wang <jiong.wang@arm.com>
12219 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
12220 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
12221 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
12222 (aarch64_init_pauth_hint_builtins): New.
12223 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
12224 (aarch64_expand_builtin): Expand new builtins.
12226 2017-01-19 Jiong Wang <jiong.wang@arm.com>
12228 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
12229 * combine-stack-adj.c (no_unhandled_cfa): Handle
12230 REG_CFA_TOGGLE_RA_MANGLE.
12231 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
12232 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
12233 info for return address signing.
12234 (aarch64_expand_epilogue): Likewise.
12236 2017-01-19 Jiong Wang <jiong.wang@arm.com>
12238 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
12239 * config/aarch64/aarch64-protos.h
12240 (aarch64_return_address_signing_enabled): New declaration.
12241 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
12242 New function.
12243 (aarch64_expand_prologue): Sign return address before it's pushed onto
12244 stack.
12245 (aarch64_expand_epilogue): Authenticate return address fetched from
12246 stack.
12247 (aarch64_override_options): Sanity check for ILP32 and ISA level.
12248 (aarch64_attributes): New function attributes for "sign-return-address".
12249 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
12250 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
12251 ("*do_return"): Generate combined instructions according to key index.
12252 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
12253 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
12254 iterators.
12255 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
12256 * config/aarch64/aarch64.opt (msign-return-address=): New.
12257 * doc/extend.texi (AArch64 Function Attributes): Documents
12258 "sign-return-address=".
12259 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
12261 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
12263 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
12264 overall option summary.
12266 2017-01-19 Jiong Wang <jiong.wang@arm.com>
12268 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
12269 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
12270 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
12271 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
12273 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
12275 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
12276 -mpower9-minmax by default for -mcpu=power9.
12277 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
12278 128-bit floating point.
12280 2017-01-20 Alan Modra <amodra@gmail.com>
12282 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
12283 optimizing for size.
12285 2017-01-20 Alan Modra <amodra@gmail.com>
12287 PR target/79144
12288 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
12289 for strcmp and strncmp from corresponding builtin decl.
12291 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
12293 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
12294 instead of i386/rtems-64.h.
12295 * config/i386/rtems-64.h: Remove.
12297 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
12299 PR target/78478
12300 Revert:
12301 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
12303 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
12305 2017-01-19 Tamar Christina <tamar.christina@arm.com>
12307 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
12308 Change int to HOST_WIDE_INT.
12309 * config/aarch64/aarch64-protos.h
12310 (aarch64_simd_gen_const_vector_dup): Likewise.
12311 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
12313 2017-01-19 David Malcolm <dmalcolm@redhat.com>
12315 * langhooks-def.h (lhd_type_for_size): New decl.
12316 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
12317 * langhooks.c (lhd_type_for_size): New function, taken from
12318 lto_type_for_size.
12320 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
12322 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
12323 define_bypass for CR latency.
12324 (power9-cracked-alu): Update bypass latency and remove power9-branch.
12325 (power9-alu2): Add define_bypass for CR latency.
12326 (power9-cmp): New.
12327 (power9-mul): Update insn latency.
12328 (power9-mul-compare): Update insn latency, bypass latency and remove
12329 power9-branch.
12331 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12333 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
12334 Delete.
12335 * config/aarch64/aarch64.md
12336 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
12337 aarch64_nopcrelative_literal_loads.
12338 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
12340 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
12342 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
12343 TARGET_LOONGSON_3A.
12344 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
12346 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
12348 PR target/78176
12349 * config.gcc (supported_defaults): Add lxc1-sxc1.
12350 (with_lxc1_sxc1): Add validation.
12351 (all_defaults): Add lxc1-sxc1.
12352 * config/mips/mips.opt (mlxc1-sxc1): New option.
12353 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
12354 mlxc1-sxc1.
12355 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
12356 __mips_no_lxc1_sxc1.
12357 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
12358 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
12359 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
12361 2017-01-19 Richard Biener <rguenther@suse.de>
12363 PR tree-optimization/72488
12364 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
12365 sure to restore SSA info.
12366 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
12368 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
12370 PR rtl-optimization/79121
12371 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
12372 of the inner type when shifting an extended value.
12374 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
12376 PR lto/78407
12377 * symtab.c (symtab_node::equal_address_to): Fix comparing of
12378 interposable aliases.
12380 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
12382 PR target/78516
12383 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
12384 Use the evmergelohi instruction.
12385 (mov_si<mode>_e500_subreg4_2_le): Likewise.
12386 (mov_sitf_e500_subreg8_2_be): Likewise.
12387 (mov_sitf_e500_subreg12_2_le): Likewise.
12388 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
12389 (mov_si<mode>_e500_subreg4_2_be): Likewise.
12390 (mov_sitf_e500_subreg8_2_le): Likewise.
12391 (mov_sitf_e500_subreg12_2_be): Likewise.
12393 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12395 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
12396 attribute from vecsimple to vecperm.
12397 (altivec_vbpermq2): Likewise.
12399 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12401 PR target/79040
12402 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
12404 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
12405 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
12406 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
12407 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
12408 case where N arg is SIZE_MAX.
12409 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
12410 (cmpstrsi): Add pattern.
12412 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
12414 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12415 __builtin_vec_revb builtins.
12416 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
12417 built-in functions to support generation of the ISA 3.0 XXBR<x>
12418 vector byte reverse instructions.
12419 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
12420 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
12421 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
12422 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
12423 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
12424 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
12425 (P9V_BUILTIN_VEC_REVB): Likewise.
12426 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
12427 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
12428 (p9_xxbrq_v16qi): Likewise.
12429 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
12430 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
12431 (p9_xxbrh_v8hi): Likewise.
12432 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
12433 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
12434 vec_revb built-in functions.
12436 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
12438 PR rtl-optimization/78952
12439 * config/i386/i386.md (any_extract): New code iterator.
12440 (*insvqi_2): Use any_extract for source operand.
12441 (*insvqi_3): Use any_shiftrt for source operand.
12443 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
12445 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
12446 New function.
12447 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
12449 2017-01-18 Matthias Klose <doko@ubuntu.com>
12451 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
12453 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12455 * config/rs6000/altivec.h (vec_bperm): Change #define.
12456 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
12457 (altivec_vbpermq2): New define_insn.
12458 (altivec_vbpermd): Likewise.
12459 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
12460 function interface.
12461 (VBPERMD): Likewise.
12462 (VBPERM): New polymorphic function interface.
12463 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
12464 Add entries for P9V_BUILTIN_VEC_VBPERM.
12465 * doc/extend.texi: Add interfaces for vec_bperm.
12467 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12469 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
12470 first letter of error messages.
12471 (s390_resolve_overloaded_builtin): Likewise.
12472 * config/s390/s390.c (s390_expand_builtin): Likewise.
12473 (s390_invalid_arg_for_unprototyped_fn): Likewise.
12474 (s390_valid_target_attribute_inner_p): Likewise.
12475 * config/s390/s390.md ("tabort"): Likewise.
12477 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
12479 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
12480 (ISA_AVOID_DIV_HILO): New macro.
12481 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
12482 (ISA_HAS_DDIV): Likewise.
12484 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
12486 * doc/invoke.texi (fabi-version): Correct number of occurrences.
12488 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
12490 * doc/invoke.texi (fabi-version): Spelling fix.
12492 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
12494 PR c++/70182
12495 * doc/invoke.texi (fabi-version): Mention mangling fix for
12496 operator names.
12498 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
12500 PR c++/77489
12501 * doc/invoke.texi (fabi-version): Document discriminator mangling.
12503 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
12505 PR target/78875
12506 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
12507 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
12508 the new options.
12509 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
12510 flexible settings.
12511 (stack_protect_test): Ditto.
12512 * config/rs6000/rs6000.opt (mstack-protector-guard=,
12513 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
12514 options.
12515 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
12516 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
12517 -mstack-protector-guard-offset=.
12518 (RS/6000 and PowerPC Options): Ditto.
12520 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
12522 * config/i386/i386.h (MASK_CLASS_P): New define.
12523 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
12524 there are no registers from different register sets also when
12525 mask registers are used. Update function comment.
12526 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
12527 to (*k/*r) and (*k/*km) alternatives.
12529 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
12531 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
12532 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
12533 (EH_RETURN_HANDLER_RTX): New define.
12534 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
12535 Force frame pointer in EH return functions.
12536 (aarch64_expand_epilogue): Add barrier for eh_return.
12537 (aarch64_final_eh_return_addr): Remove.
12538 (aarch64_eh_return_handler_rtx): New function.
12539 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
12540 Remove.
12541 (aarch64_eh_return_handler_rtx): New prototype.
12543 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12545 * config/rs6000/altivec.h (vec_rlmi): New #define.
12546 (vec_vrlnm): Likewise.
12547 (vec_rlnm): Likewise.
12548 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
12549 (UNSPEC_VRLNM): Likewise.
12550 (VIlong): New mode iterator.
12551 (altivec_vrl<VI_char>mi): New define_insn.
12552 (altivec_vrl<VI_char>nm): Likewise.
12553 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
12554 function entry.
12555 (VRLDNM): Likewise.
12556 (RLNM): New polymorphic function entry.
12557 (VRLWMI): New monomorphic function entry.
12558 (VRLDMI): Likewise.
12559 (RLMI): New polymorphic function entry.
12560 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
12561 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
12562 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
12563 vec_vrlnm.
12565 2017-01-17 Jakub Jelinek <jakub@redhat.com>
12567 PR debug/78839
12568 * dwarf2out.c (field_byte_offset): Restore the
12569 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
12570 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
12571 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
12572 of build2 + fold.
12574 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
12576 PR ada/67205
12577 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
12579 2017-01-17 Jakub Jelinek <jakub@redhat.com>
12581 PR debug/71669
12582 * dwarf2out.c (add_data_member_location_attribute): For constant
12583 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
12584 instead of DW_AT_data_member_location, DW_AT_bit_offset and
12585 DW_AT_byte_size attributes.
12587 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
12589 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
12590 after forcing to constant memory when the code model is medium.
12592 2017-01-17 Julia Koval <julia.koval@intel.com>
12594 PR target/76731
12595 * config/i386/avx512fintrin.h
12596 (_mm512_i32gather_ps): Change __addr type to void const*.
12597 (_mm512_mask_i32gather_ps): Ditto.
12598 (_mm512_i32gather_pd): Ditto.
12599 (_mm512_mask_i32gather_pd): Ditto.
12600 (_mm512_i64gather_ps): Ditto.
12601 (_mm512_mask_i64gather_ps): Ditto.
12602 (_mm512_i64gather_pd): Ditto.
12603 (_mm512_mask_i64gather_pd): Ditto.
12604 (_mm512_i32gather_epi32): Ditto.
12605 (_mm512_mask_i32gather_epi32): Ditto.
12606 (_mm512_i32gather_epi64): Ditto.
12607 (_mm512_mask_i32gather_epi64): Ditto.
12608 (_mm512_i64gather_epi32): Ditto.
12609 (_mm512_mask_i64gather_epi32): Ditto.
12610 (_mm512_i64gather_epi64): Ditto.
12611 (_mm512_mask_i64gather_epi64): Ditto.
12612 (_mm512_i32scatter_ps): Change __addr type to void*.
12613 (_mm512_mask_i32scatter_ps): Ditto.
12614 (_mm512_i32scatter_pd): Ditto.
12615 (_mm512_mask_i32scatter_pd): Ditto.
12616 (_mm512_i64scatter_ps): Ditto.
12617 (_mm512_mask_i64scatter_ps): Ditto.
12618 (_mm512_i64scatter_pd): Ditto.
12619 (_mm512_mask_i64scatter_pd): Ditto.
12620 (_mm512_i32scatter_epi32): Ditto.
12621 (_mm512_mask_i32scatter_epi32): Ditto.
12622 (_mm512_i32scatter_epi64): Ditto.
12623 (_mm512_mask_i32scatter_epi64): Ditto.
12624 (_mm512_i64scatter_epi32): Ditto.
12625 (_mm512_mask_i64scatter_epi32): Ditto.
12626 (_mm512_i64scatter_epi64): Ditto.
12627 (_mm512_mask_i64scatter_epi64): Ditto.
12628 * config/i386/avx512pfintrin.h
12629 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
12630 (_mm512_mask_prefetch_i32gather_ps): Ditto.
12631 (_mm512_mask_prefetch_i64gather_pd): Ditto.
12632 (_mm512_mask_prefetch_i64gather_ps): Ditto.
12633 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
12634 (_mm512_prefetch_i32scatter_ps): Ditto.
12635 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
12636 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
12637 (_mm512_prefetch_i64scatter_pd): Ditto.
12638 (_mm512_prefetch_i64scatter_ps): Ditto.
12639 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
12640 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
12641 * config/i386/avx512vlintrin.h
12642 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
12643 (_mm_mmask_i32gather_ps): Ditto.
12644 (_mm256_mmask_i32gather_pd): Ditto.
12645 (_mm_mmask_i32gather_pd): Ditto.
12646 (_mm256_mmask_i64gather_ps): Ditto.
12647 (_mm_mmask_i64gather_ps): Ditto.
12648 (_mm256_mmask_i64gather_pd): Ditto.
12649 (_mm_mmask_i64gather_pd): Ditto.
12650 (_mm256_mmask_i32gather_epi32): Ditto.
12651 (_mm_mmask_i32gather_epi32): Ditto.
12652 (_mm256_mmask_i32gather_epi64): Ditto.
12653 (_mm_mmask_i32gather_epi64): Ditto.
12654 (_mm256_mmask_i64gather_epi32): Ditto.
12655 (_mm_mmask_i64gather_epi32): Ditto.
12656 (_mm256_mmask_i64gather_epi64): Ditto.
12657 (_mm_mmask_i64gather_epi64): Ditto.
12658 (_mm256_i32scatter_ps): Change __addr type to void*.
12659 (_mm256_mask_i32scatter_ps): Ditto.
12660 (_mm_i32scatter_ps): Ditto.
12661 (_mm_mask_i32scatter_ps): Ditto.
12662 (_mm256_i32scatter_pd): Ditto.
12663 (_mm256_mask_i32scatter_pd): Ditto.
12664 (_mm_i32scatter_pd): Ditto.
12665 (_mm_mask_i32scatter_pd): Ditto.
12666 (_mm256_i64scatter_ps): Ditto.
12667 (_mm256_mask_i64scatter_ps): Ditto.
12668 (_mm_i64scatter_ps): Ditto.
12669 (_mm_mask_i64scatter_ps): Ditto.
12670 (_mm256_i64scatter_pd): Ditto.
12671 (_mm256_mask_i64scatter_pd): Ditto.
12672 (_mm_i64scatter_pd): Ditto.
12673 (_mm_mask_i64scatter_pd): Ditto.
12674 (_mm256_i32scatter_epi32): Ditto.
12675 (_mm256_mask_i32scatter_epi32): Ditto.
12676 (_mm_i32scatter_epi32): Ditto.
12677 (_mm_mask_i32scatter_epi32): Ditto.
12678 (_mm256_i32scatter_epi64): Ditto.
12679 (_mm256_mask_i32scatter_epi64): Ditto.
12680 (_mm_i32scatter_epi64): Ditto.
12681 (_mm_mask_i32scatter_epi64): Ditto.
12682 (_mm256_i64scatter_epi32): Ditto.
12683 (_mm256_mask_i64scatter_epi32): Ditto.
12684 (_mm_i64scatter_epi32): Ditto.
12685 (_mm_mask_i64scatter_epi32): Ditto.
12686 (_mm256_i64scatter_epi64): Ditto.
12687 (_mm256_mask_i64scatter_epi64): Ditto.
12688 (_mm_i64scatter_epi64): Ditto.
12689 (_mm_mask_i64scatter_epi64): Ditto.
12690 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
12691 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
12692 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
12693 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
12694 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
12695 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
12696 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
12697 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
12698 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
12699 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
12700 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
12701 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
12702 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
12703 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
12704 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
12705 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
12706 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
12707 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
12708 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
12709 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
12710 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
12711 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
12712 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
12713 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
12714 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
12715 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
12716 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
12717 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
12718 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
12719 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
12720 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
12721 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
12722 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
12723 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
12724 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
12725 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
12726 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
12727 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
12728 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
12729 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
12730 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
12731 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
12732 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
12733 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
12734 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
12735 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
12736 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
12737 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
12738 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
12739 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
12740 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
12741 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
12742 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
12743 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
12744 definitions accordingly.
12746 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
12747 Kuan-Lin Chen <kuanlinchentw@gmail.com>
12749 PR target/79079
12750 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
12751 gen_lowpart.
12753 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
12755 PR target/79058
12756 * ira-conflicts.c (ira_build_conflicts): Update total conflict
12757 hard regs for inner regno.
12759 2017-01-17 Martin Liska <mliska@suse.cz>
12761 PR ipa/71207
12762 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
12763 assumption and add comment.
12765 2017-01-17 Nathan Sidwell <nathan@acm.org>
12767 * ipa-visibility.c (localize_node): New function, broken out of ...
12768 (function_and_variable_visibility): ... here. Call it.
12770 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
12772 PR middle-end/77445
12773 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
12774 correctly set frequency of oudgoing edge.
12775 (duplicate_thread_path): Fix profile updating.
12777 2017-01-17 Jakub Jelinek <jakub@redhat.com>
12779 PR other/79046
12780 * configure.ac: Add GCC_BASE_VER.
12781 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
12782 version from BASE-VER file.
12783 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
12784 (gcc.o): Depend on $(BASEVER).
12785 * common.opt (dumpfullversion): New option.
12786 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
12787 * doc/invoke.texi: Document -dumpfullversion.
12788 * doc/install.texi: Document --with-gcc-major-version-only.
12789 * configure: Regenerated.
12791 2017-01-17 Richard Biener <rguenther@suse.de>
12793 PR tree-optimization/71433
12794 * tree-vrp.c (register_new_assert_for): Merge same asserts
12795 on all incoming edges.
12796 (process_assert_insertions_for): Handle insertions at the
12797 beginning of BBs.
12799 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
12801 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
12802 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
12804 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
12806 PR target/78633
12807 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
12808 RTL sharing.
12810 2017-01-17 Alan Modra <amodra@gmail.com>
12812 PR target/79066
12813 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
12814 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
12815 symbolic stack limit when pic.
12817 2017-01-16 Martin Sebor <msebor@redhat.com>
12819 PR tree-optimization/78608
12820 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
12822 2017-01-16 Jeff Law <law@redhat.com>
12824 Revert:
12825 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
12826 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
12827 for several include directories that may be relative to sysroot.
12828 * config/i386/x-mingw32 (gplus_includedir): Define.
12829 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
12830 (native_system_includedir): Likewise.
12831 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
12832 override if TARGET_SYSTEM_ROOT is defined.
12833 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
12835 PR tree-optimization/79090
12836 PR tree-optimization/33562
12837 PR tree-optimization/61912
12838 PR tree-optimization/77485
12839 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
12840 and computed trims into the dump file.
12842 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
12844 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
12846 2017-01-16 Jakub Jelinek <jakub@redhat.com>
12848 PR c/79089
12849 * gimplify.c (gimplify_init_constructor): If want_value and
12850 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
12851 fix.
12853 PR target/79080
12854 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
12855 sequence. Formatting fixes.
12856 (doloop_optimize): Formatting fixes.
12858 PR driver/49726
12859 * gcc.c (debug_level_greater_than_spec_func): New function.
12860 (static_spec_functions): Add debug-level-gt spec function.
12861 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
12862 !g0.
12863 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
12864 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
12865 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
12866 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
12867 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
12868 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
12870 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
12872 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
12873 QImode fixups to general and mask registers only.
12875 2017-01-16 Carl Love <cel@us.ibm.com>
12877 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
12878 for built-in functions
12879 vector signed char vec_nabs (vector signed char)
12880 vector signed short vec_nabs (vector signed short)
12881 vector signed int vec_nabs (vector signed int)
12882 vector signed long long vec_nabs (vector signed long long)
12883 vector float vec_nabs (vector float)
12884 vector double vec_nabs (vector double)
12885 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
12886 and NABS overload.
12887 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
12888 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
12889 * doc/extend.texi: Update the documentation file for the new built-in
12890 functions.
12892 2017-01-16 Martin Sebor <msebor@redhat.com>
12894 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
12895 message.
12897 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12899 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
12900 UNSPEC_VSX__XXSPLTD to require special splat handling.
12902 2017-01-16 David Malcolm <dmalcolm@redhat.com>
12904 PR bootstrap/78616
12905 * system.h: Poison strndup.
12907 2017-01-16 Alan Modra <amodra@gmail.com>
12909 PR target/79098
12910 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
12911 use a switch.
12913 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
12915 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
12917 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
12919 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
12920 call recog here. Assert that INSN_CODE (insn) is non-negative.
12922 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
12924 PR target/72749
12925 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
12926 fallthrough.
12927 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
12928 in the currently scheduled RTL fragment.
12930 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
12932 PR rtl-optimization/78751
12933 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
12934 give up.
12936 2017-01-14 Jeff Law <law@redhat.com>
12938 PR tree-optimization/79090
12939 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
12940 variable length stores.
12941 (compute_trims): Delete dead assignment to *trim_tail.
12942 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
12943 zero length.
12945 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
12947 PR rtl-optimization/78626
12948 PR rtl-optimization/78727
12949 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
12950 of a block, and split such blocks after everything else is finished.
12952 2017-01-14 Alan Modra <amodra@gmail.com>
12954 PR target/72749
12955 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
12956 target legitimate_combined_insn.
12957 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
12958 (rs6000_legitimate_combined_insn): New function.
12959 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
12960 all uses.
12961 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
12962 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
12963 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
12965 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
12967 * doc/frontends.texi (G++ and GCC): Remove references to Java.
12969 2017-01-13 Jeff Law <law@redhat.com>
12971 PR tree-optimization/33562
12972 PR tree-optimization/61912
12973 PR tree-optimization/77485
12974 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
12975 a statement.
12976 (delete_dead_assignment): Likewise.
12977 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
12978 statement to delete_dead_call and delete_dead_assignment.
12980 2017-01-13 David Malcolm <dmalcolm@redhat.com>
12982 PR c/78304
12983 * substring-locations.c (format_warning_va): Strengthen case 1 so
12984 that both endpoints of the substring must be within the format
12985 range for just the substring to be printed.
12987 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
12989 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
12990 * config/i386/i386.c (ix86_target_string): Add missing options
12991 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
12992 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
12993 flags_other and ix86_target_other to flags2_other. Display unknown
12994 isa2 options.
12995 (ix86_valid_target_attribute_inner_p): Add missing options and
12996 reorder options by implied ISAs, as in ix86_target_string.
12998 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
13000 * hash-table.h (hash_table::too_empty_p): New function.
13001 (hash_table::expand): Use it.
13002 (hash_table::traverse): Likewise.
13003 (hash_table::empty_slot): Use sizeof (value_type) instead of
13004 sizeof (PTR) to convert bytes to elements. Shrink the table
13005 if the current size is excessive for the current number of
13006 elements.
13008 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
13010 * ira-costs.c (record_reg_classes): Break from the inner loop
13011 early once alt_fail is known to be true. Update outer loop
13012 handling accordingly.
13014 2017-01-13 Jeff Law <law@redhat.com>
13016 * tree-ssa-dse.c (decrement_count): New function.
13017 (increment_start_addr, maybe_trim_memstar_call): Likewise.
13018 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
13019 when we know the partially dead statement is a mem* function.
13021 PR tree-optimization/61912
13022 PR tree-optimization/77485
13023 * tree-ssa-dse.c: Include expr.h.
13024 (maybe_trim_constructor_store): New function.
13025 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
13027 PR tree-optimization/33562
13028 PR tree-optimization/61912
13029 PR tree-optimization/77485
13030 * doc/invoke.texi: Document new dse-max-object-size param.
13031 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
13032 * tree-ssa-dse.c: Include params.h.
13033 (dse_store_status): New enum.
13034 (initialize_ao_ref_for_dse): New, partially extracted from
13035 dse_optimize_stmt.
13036 (valid_ao_ref_for_dse, normalize_ref): New.
13037 (setup_live_bytes_from_ref, compute_trims): Likewise.
13038 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
13039 (maybe_trim_partially_dead_store): Likewise.
13040 (maybe_trim_complex_store): Likewise.
13041 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
13042 Track what bytes live from the original store. Return tri-state
13043 for dead, partially dead or live.
13044 (dse_dom_walker): Add constructor, destructor and new private members.
13045 (delete_dead_call, delete_dead_assignment): New extracted from
13046 dse_optimize_stmt.
13047 (dse_optimize_stmt): Make a member of dse_dom_walker.
13048 Use initialize_ao_ref_for_dse.
13050 PR tree-optimization/33562
13051 PR tree-optimization/61912
13052 PR tree-optimization/77485
13053 * sbitmap.h (bitmap_count_bits): Prototype.
13054 (bitmap_clear_range, bitmap_set_range): Likewise.
13055 * sbitmap.c (bitmap_clear_range): New function.
13056 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
13058 2017-01-13 Martin Liska <mliska@suse.cz>
13060 PR ipa/79043
13061 * function.c (set_cfun): Add new argument force.
13062 * function.h (set_cfun): Likewise.
13063 * ipa-inline-transform.c (inline_call): Use the function when
13064 strict alising from is dropped for function we inline to.
13066 2017-01-13 Richard Biener <rguenther@suse.de>
13068 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
13069 for dumping GIMPLE INTEGER_CSTs.
13071 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13073 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
13074 to 201112L since C++17.
13076 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
13078 PR sanitizer/78887
13079 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
13080 if -fsanitize=kernel-address is present.
13082 2017-01-13 Richard Biener <rguenther@suse.de>
13084 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
13085 as _Literal ( type ) number in case usual suffixes do not
13086 preserve all information.
13088 2017-01-13 Richard Biener <rguenther@suse.de>
13090 PR tree-optimization/77283
13091 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
13092 and ssa-iterators.h.
13093 (is_feasible_trace): Implement a cost model based on joiner
13094 PHI node uses.
13096 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
13098 PR target/79004
13099 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
13100 char or short to __float128/_Float128 directly.
13102 2017-01-12 Martin Sebor <msebor@redhat.com>
13104 to -Wformat-overflow.
13105 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
13106 (min_bytes_remaining): Same.
13107 (get_string_length): Same.
13108 (format_string): Same.
13109 (format_directive): Same.
13110 (add_bytes): Same.
13111 (pass_sprintf_length::handle_gimple_call): Same.
13113 2017-01-12 Jakub Jelinek <jakub@redhat.com>
13115 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
13116 info.nowrite calls with no lhs that can't throw. Return bool
13117 whether gsi_remove has been called or not.
13118 (pass_sprintf_length::handle_gimple_call): Return bool whether
13119 try_substitute_return_value called gsi_remove. Formatting fix.
13120 (pass_sprintf_length::execute): Don't use gsi_remove if
13121 handle_gimple_call returned true.
13123 PR bootstrap/79069
13124 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
13125 be removed due to side-effects, don't remove following barrier nor
13126 turn the successor edge into fallthru edge.
13128 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13130 PR target/79044
13131 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
13132 element-reversing loads and stores as not swappable.
13134 2017-01-12 Nathan Sidwell <nathan@acm.org>
13135 Nicolai Stange <nicstange@gmail.com>
13137 * combine.c (try_combine): Don't ignore result of overlap checking
13138 loop. Combine overlap & asm check into single loop.
13140 2017-01-12 Richard Biener <rguenther@suse.de>
13142 * tree-pretty-print.c (dump_generic_node): Provide -gimple
13143 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
13145 2017-01-12 Richard Biener <rguenther@suse.de>
13147 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
13148 and TS_TARGET_OPTION directly derive from TS_BASE.
13149 * tree-core.h (tree_optimization_option): Derive from tree_base.
13150 (tree_target_option): Likewise.
13152 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
13154 * config/i386/i386.c (memory_address_length): Increase len
13155 only when rip_relative_addr_p returns false.
13157 2017-01-11 Julia Koval <julia.koval@intel.com>
13159 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
13160 (OPTION_MASK_ISA_SGX_SET): New.
13161 (ix86_handle_option): Handle OPT_msgx.
13162 * config.gcc: Added sgxintrin.h.
13163 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
13164 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
13165 * config/i386/i386.c (ix86_target_string): Add -msgx.
13166 (PTA_SGX): New.
13167 (ix86_option_override_internal): Handle new options.
13168 (ix86_valid_target_attribute_inner_p): Add sgx.
13169 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
13170 * config/i386/i386.opt: Add msgx.
13171 * config/i386/sgxintrin.h: New file.
13172 * config/i386/x86intrin.h: Add sgxintrin.h.
13174 2017-01-11 Jakub Jelinek <jakub@redhat.com>
13176 PR c++/71537
13177 * fold-const.c (maybe_nonzero_address): Return 1 for function
13178 local objects.
13179 (tree_single_nonzero_warnv_p): Don't handle function local objects
13180 here.
13182 PR c++/72813
13183 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
13184 of c-header.
13186 2017-01-11 David Malcolm <dmalcolm@redhat.com>
13188 PR driver/78877
13189 * opts.c: Include "spellcheck.h"
13190 (struct string_fragment): New struct.
13191 (struct edit_distance_traits<const string_fragment &>): New
13192 struct.
13193 (get_closest_sanitizer_option): New function.
13194 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
13196 2017-01-11 Jakub Jelinek <jakub@redhat.com>
13198 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
13199 by 12.
13200 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
13201 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
13202 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
13203 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
13204 for initial die_offset if dwarf_split_debug_info.
13205 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
13206 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
13207 fields.
13208 (output_skeleton_debug_sections): Formatting fix. Use
13209 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
13210 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
13212 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
13214 * config/arm/cortex-a53.md: Add bypasses for
13215 cortex_a53_r2f_cvt.
13216 (cortex_a53_r2f): Only use for transfers.
13217 (cortex_a53_f2r): Likewise.
13218 (cortex_a53_r2f_cvt): Add reservation for conversions.
13219 (cortex_a53_f2r_cvt): Likewise.
13221 2017-01-11 Tamar Christina <tamar.christina@arm.com>
13223 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
13224 to all inlined functions, change static to extern.
13226 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
13228 PR target/78253
13229 * config/arm/arm.c (legitimize_pic_address): Handle reference to
13230 weak symbol.
13231 (arm_assemble_integer): Likewise.
13233 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
13235 * config.gcc: Use new awk script to check CPU, FPU and architecture
13236 parameters for --with-... options.
13237 * config/arm/parsecpu.awk: New file
13238 * config/arm/arm-cpus.in: New file.
13239 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
13240 files.
13241 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
13242 files.
13243 * config/arm/t-arm: Update dependency rules.
13244 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
13245 of processing .def files.
13246 * config/arm/genopt.sh: Deleted.
13247 * config/arm/gentune.sh: Deleted.
13248 * config/arm/arm-cores.def: Deleted.
13249 * config/arm/arm-arches.def: Deleted.
13250 * config/arm/arm-fpus.def: Deleted.
13251 * config/arm/arm-tune.md: Regenerated.
13252 * config/arm/arm-tables.opt: Regenerated.
13253 * config/arm/arm-cpu.h: New generated file.
13254 * config/arm/arm-cpu-data.h: New generated file.
13255 * config/arm/arm-cpu-cdata.h: New generated file.
13257 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
13259 PR lto/79042
13260 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
13261 bit.
13262 (input_varpool_node): Unpack dynamically_initialized bit.
13264 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
13266 PR rtl-optimization/79032
13267 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
13268 the alignment of the adjusted memory reference against that of MODE,
13269 instead of the alignment of the original memory reference.
13271 2017-01-11 Martin Jambor <mjambor@suse.cz>
13273 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
13274 test.
13275 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
13276 decorated functions.
13278 2017-01-11 Richard Biener <rguenther@suse.de>
13280 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
13281 set range/nonnull info for PHI results. Do not set it on
13282 stmts marked for removal.
13284 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
13286 * expr.c (store_field): In the bitfield case, fetch the return value
13287 from the registers before applying a single big-endian adjustment.
13288 Always do a final load for a BLKmode value not larger than a word.
13290 2017-01-10 David Malcolm <dmalcolm@redhat.com>
13292 PR c++/77949
13293 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
13294 that we correctly handle column numbers greater than
13295 LINE_MAP_MAX_COLUMN_NUMBER.
13297 2017-01-10 Martin Sebor <msebor@redhat.com>
13299 PR middle-end/78245
13300 * gimple-ssa-sprintf.c (get_destination_size): Call
13301 {init,fini}object_sizes.
13302 * tree-object-size.c (addr_object_size): Adjust.
13303 (pass_through_call): Adjust.
13304 (pass_object_sizes::execute): Adjust.
13305 * tree-object-size.h (fini_object_sizes): Declare.
13307 2017-01-10 Martin Sebor <msebor@redhat.com>
13309 PR tree-optimization/78775
13310 * builtins.c (get_size_range): Move...
13311 * calls.c: ...to here.
13312 (alloc_max_size): Accept zero argument.
13313 (operand_signed_p): Remove.
13314 (maybe_warn_alloc_args_overflow): Call get_size_range.
13315 * calls.h (get_size_range): Declare.
13317 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
13319 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
13320 from TI's devices.csv file as of September 2016.
13321 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
13323 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
13325 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
13326 * doc/invoke.texi: Likewise.
13327 * doc/md.texi: Likewise.
13328 * doc/objc.texi: Likewise.
13330 2017-01-10 Joshua Conner <joshconner@google.com>
13332 * config/arm/fuchsia-elf.h: New file.
13333 * config/fuchsia.h: New file.
13334 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
13335 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
13336 targets.
13337 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
13339 2016-01-10 Richard Biener <rguenther@suse.de>
13341 PR tree-optimization/79034
13342 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
13343 Propagate out degenerate PHIs in the joiner.
13345 2017-01-10 Martin Liska <mliska@suse.cz>
13347 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
13348 (sort_congruence_classes_by_decl_uid): Likewise.
13349 (sort_congruence_class_groups_by_decl_uid): Likewise.
13350 (sem_item_optimizer::merge_classes): Sort class, groups in these
13351 classes and members in the groups by DECL_UID of declarations.
13352 This would make merge operations stable.
13354 2017-01-10 Martin Liska <mliska@suse.cz>
13356 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
13357 usage of m_classes_vec.
13358 (sem_item_optimizer::~sem_item_optimizer): Likewise.
13359 (sem_item_optimizer::get_group_by_hash): Likewise.
13360 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
13361 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
13362 (sem_item_optimizer::verify_classes): Likewise.
13363 (sem_item_optimizer::process_cong_reduction): Likewise.
13364 (sem_item_optimizer::dump_cong_classes): Likewise.
13365 (sem_item_optimizer::merge_classes): Likewise.
13366 * ipa-icf.h (congruence_class_hash): Rename from
13367 congruence_class_group_hash. Remove declaration of m_classes_vec.
13369 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
13371 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
13372 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
13373 * config.gcc: Add avx512vpopcntdqintrin.h.
13374 * config/i386/avx512vpopcntdqintrin.h: New.
13375 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
13376 * config/i386/i386-builtin-types.def: Add new types.
13377 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
13378 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
13379 __builtin_ia32_vpopcountq_v8di_mask): New.
13380 * config/i386/i386-c.c (ix86_target_macros_internal): Define
13381 __AVX512VPOPCNTDQ__.
13382 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
13383 (PTA_AVX512VPOPCNTDQ): Define.
13384 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
13385 TARGET_AVX512VPOPCNTDQ_P): Define.
13386 * config/i386/i386.opt: Add mavx512vpopcntdq.
13387 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
13388 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
13390 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
13392 PR middle-end/77484
13393 * predict.def (PRED_CALL): Set to 67.
13395 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
13397 * expr.c (store_field): In the bitfield case, if the value comes from
13398 a function call and is of an aggregate type returned in registers, do
13399 not modify the field mode; extract the value in all cases if the mode
13400 is BLKmode and the size is not larger than a word.
13402 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
13404 PR target/71017
13405 * config/i386/cpuid.h: Fix undefined behavior.
13407 2017-01-04 Jeff Law <law@redhat.com>
13409 PR tree-optimization/79007
13410 PR tree-optimization/67955
13411 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
13412 conservative for pt.null when flag_non_call_exceptions is on.
13414 2017-01-09 Jakub Jelinek <jakub@redhat.com>
13416 PR translation/79019
13417 PR translation/79020
13418 * params.def (PARAM_INLINE_MIN_SPEEDUP,
13419 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
13420 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
13421 in descriptions.
13422 * config/avr/avr.opt (maccumulate-args): Likewise.
13423 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
13424 * common.opt (freport-bug): Likewise.
13425 * cif-code.def (CIF_FINAL_ERROR): Likewise.
13426 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
13427 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
13428 translatable string.
13429 * config/i386/i386.c (function_value_32): Likewise.
13430 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
13431 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
13432 Likewise.
13433 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
13434 * common/config/msp430/msp430-common.c (msp430_handle_option):
13435 Likewise.
13436 * symtab.c (symtab_node::verify_base): Likewise.
13437 * opts.c (set_debug_level): Likewise.
13438 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
13439 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
13440 missing whitespace to translatable strings.
13441 * config/avr/avr.md (bswapsi2): Fix typo in comment.
13442 * config/sh/superh.h: Likewise.
13443 * config/i386/xopintrin.h: Likewise.
13444 * config/i386/znver1.md: Likewise.
13445 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
13446 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
13447 * double-int.h (struct double_int): Likewise.
13448 * double-int.c (div_and_round_double): Likewise.
13449 * wide-int.cc: Likewise.
13450 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
13451 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
13452 * cfgcleanup.c (crossjumps_occured): Renamed to ...
13453 (crossjumps_occurred): ... this.
13454 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
13455 Adjust all uses.
13457 PR tree-optimization/78899
13458 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
13459 returning bool return struct loop *, NULL for failure and the new
13460 loop on success.
13461 (versionable_outer_loop_p): Don't version outer loop if it has
13462 dont_vectorized bit set.
13463 (tree_if_conversion): When versioning outer loop, ensure
13464 tree_if_conversion is performed also on the inner loop of the
13465 non-vectorizable outer loop copy.
13466 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
13467 LOOP_VECTORIZED in inner loop of the scalar outer loop and
13468 prevent vectorization of it.
13469 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
13470 the outer loop vectorization of the non-scalar version is attempted
13471 before vectorization of the inner loop in scalar version. If
13472 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
13473 vectorization of its inner loop.
13474 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
13475 has 2 inner loops, rename also on edges from bb whose single pred
13476 is outer_loop->header. Fix typo in function comment.
13478 2017-01-09 Martin Sebor <msebor@redhat.com>
13480 PR bootstrap/79033
13481 * asan.c (asan_emit_stack_protection): Increase local buffer size
13482 to avoid snprintf truncation warning.
13484 2017-01-09 Andrew Pinski <apinski@cavium.com>
13486 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
13487 to reference thunderx2t99 for the tuning structure
13488 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
13489 Rename to ...
13490 (thunderx2t99_extra_costs): This.
13491 * config/aarch64/aarch64-tune.md: Regenerate.
13492 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
13493 (vulcan_addrcost_table): This.
13494 (vulcan_regmove_cost): Rename to ...
13495 (thunderx2t99_regmove_cost): This.
13496 (vulcan_vector_cost): Rename to ...
13497 (thunderx2t99_vector_cost): this.
13498 (vulcan_branch_cost): Rename to ...
13499 (thunderx2t99_branch_cost): This.
13500 (vulcan_tunings): Rename to ...
13501 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
13502 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
13504 2017-01-09 Martin Jambor <mjambor@suse.cz>
13506 PR ipa/78365
13507 PR ipa/78599
13508 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
13509 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
13510 (propagate_vr_accross_jump_function): Use the above function for all
13511 value range computations for pass-through jump functions and type
13512 converasion from explicit value range values.
13513 (ipcp_propagate_stage): Do not attempt to deduce types of formal
13514 parameters from TYPE_ARG_TYPES.
13515 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
13516 (ipa_write_node_info): Stream type of the actual argument.
13517 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
13519 2017-01-09 Martin Liska <mliska@suse.cz>
13521 PR pch/78970
13522 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
13523 (lookup_compiler): Do not show error message with have_E.
13525 2017-01-09 Jakub Jelinek <jakub@redhat.com>
13527 PR tree-optimization/78938
13528 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
13529 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
13530 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
13531 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
13532 fixes.
13534 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13536 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
13537 is const0_rtx.
13539 2017-01-09 Richard Biener <rguenther@suse.de>
13541 PR tree-optimization/78997
13542 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
13543 name condition properly.
13545 2017-01-09 Richard Biener <rguenther@suse.de>
13547 PR debug/79000
13548 * dwarf2out.c (is_cxx): New overload with context.
13549 (is_naming_typedef_decl): Use it.
13551 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
13553 * invoke.texi (Option Summary): Correct spacing in option lists
13554 and add line breaks to fix over-long lines.
13556 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
13558 PR middle-end/17660
13560 * extend.texi (Common Variable Attributes): Add xref to GCC
13561 Internals manual to explain mode attribute keywords.
13563 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
13565 PR other/16519
13566 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
13567 and Preprocessor Options.
13568 (Options for Linking): Document -pthread here....
13569 (RS/6000 and PowerPC Options): ...not here.
13570 (Solaris 2 Options): ...or here.
13571 * doc/cppopts.texi: Document -pthread.
13573 2017-01-08 Martin Sebor <msebor@redhat.com>
13575 PR middle-end/77708
13576 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
13577 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
13578 New member functions.
13579 (format_directive): Used them.
13580 (add_bytes): Same.
13581 (pass_sprintf_length::handle_gimple_call): Same.
13582 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
13583 to avoid truncation for any argument.
13584 (extract_affine_mul): Same.
13585 * tree.c (get_file_function_name): Same.
13587 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
13589 PR middle-end/77484
13590 * predict.def (PRED_INDIR_CALL): Set to 86.
13592 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
13594 PR preprocessor/54124
13595 * doc/cppopts.texi: Reformat -d subtable to list the full name
13596 of the options. Add cross-reference to the docs for the general
13597 compiler -d options.
13598 * doc/invoke.texi (Developer Options): Add cross-reference to the
13599 preprocessor-specific -d option documentation.
13601 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
13603 PR preprocessor/13498
13604 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
13605 redudant material, and reflect new command-line options.
13606 (System Headers): Likewise.
13608 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
13610 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
13611 -isystem, and -idirafter. Copy-edit.
13612 * doc/cppopts.texi: Copy-edit. Remove contradiction about
13613 default for -ftrack-macro-expansion. Delete obsolete and
13614 badly-formatted implementation details about -fdebug-cpp output.
13615 * doc/cppwarnopts.texi: Copy-edit.
13617 2017-01-07 David Malcolm <dmalcolm@redhat.com>
13619 PR c++/72803
13620 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
13621 that the transition from a max line width >= 1<<10 to narrower
13622 lines works correctly.
13624 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
13626 * doc/options.texi (PerFunction): New.
13627 * opt-functions.awk (switch_flags): Map both Optimization and
13628 PerFunction to CL_OPTIMIZATION.
13629 * opth-gen.awk: Test for PerFunction flag along with
13630 Optimization.
13631 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
13632 it only when the latter is present. Skip those that don't in
13633 the hash function generator.
13634 * common.opt (fvar-tracking): Mark as PerFunction instead of
13635 Optimization.
13636 (fvar-tracking-assignments): Likewise.
13637 (fvar-tracking-assignments-toggle): Likewise.
13638 (fvar-tracking-uninit): Likewise.
13640 2017-01-07 Jakub Jelinek <jakub@redhat.com>
13642 PR translation/79018
13643 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
13644 the and store.
13646 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
13648 PR target/57583
13649 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
13650 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
13651 TARGET_LONG_JUMP_TABLE_OFFSETS.
13652 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
13653 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
13654 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
13655 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
13656 * config/m68k/m68k.md (tablejump expander): Likewise.
13657 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
13658 TARGET_LONG_JUMP_TABLE_OFFSETS.
13659 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
13660 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
13662 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
13663 David Holsgrove <david.holsgrove@xilinx.com>
13665 * common/config/microblaze/microblaze-common.c
13666 (TARGET_EXCEPT_UNWIND_INFO): Remove.
13667 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
13668 New prototype.
13669 * config/microblaze/microblaze.c (microblaze_must_save_register)
13670 (microblaze_expand_epilogue, microblaze_return_addr): Handle
13671 calls_eh_return.
13672 (microblaze_eh_return): New function.
13673 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
13674 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
13675 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
13676 * config/microblaze/microblaze.md (eh_return): New pattern.
13678 2017-01-06 Jakub Jelinek <jakub@redhat.com>
13680 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
13681 GCC_DIAGNOSTIC_STRINGIFY): Define.
13683 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
13685 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
13687 * config/arm/arm.md (<mcrr>): New.
13688 (<mrrc>): New.
13689 * config/arm/arm.c (arm_arch5te): New.
13690 (arm_option_override): Set arm_arch5te.
13691 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
13692 and mrrc2.
13693 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
13694 (arm_mcrr_qualifiers): ... this. New.
13695 (MRRC_QUALIFIERS): Define to...
13696 (arm_mrrc_qualifiers): ... this. New.
13697 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
13698 __arm_mrrc2): New.
13699 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
13700 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
13701 (MRRCI, mrrc, MRRC): New.
13702 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
13703 VUNSPEC_MRRC2): New.
13705 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
13707 * config/arm/arm.md (<mcr>): New.
13708 (<mrc>): New.
13709 * config/arm/arm.c (arm_coproc_builtin_available): Add
13710 support for mcr, mrc, mcr2 and mrc2.
13711 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
13712 (arm_mcr_qualifiers): ... this. New.
13713 (MRC_QUALIFIERS): Define to ...
13714 (arm_mrc_qualifiers): ... this. New.
13715 (MCR_QUALIFIERS): Define to ...
13716 (arm_mcr_qualifiers): ... this. New.
13717 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
13718 __arm_mrc2): New.
13719 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
13720 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
13721 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
13722 VUNSPEC_MRC2): New.
13724 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
13726 * config/arm/arm.md (*ldc): New.
13727 (*stc): New.
13728 (<ldc>): New.
13729 (<stc>): New.
13730 * config/arm/arm.c (arm_coproc_builtin_available): Add
13731 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
13732 (arm_coproc_ldc_stc_legitimate_address): New.
13733 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
13734 'qualifier_const_pointer'.
13735 (LDC_QUALIFIERS): Define to...
13736 (arm_ldc_qualifiers): ... this. New.
13737 (STC_QUALIFIERS): Define to...
13738 (arm_stc_qualifiers): ... this. New.
13739 * config/arm/arm-protos.h
13740 (arm_coproc_ldc_stc_legitimate_address): New.
13741 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
13742 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
13743 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
13744 stc2, stcl, stc2l): New.
13745 * config/arm/constraints.md (Uz): New.
13746 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
13747 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
13748 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
13749 VUNSPEC_STC2L): New.
13751 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
13753 * config/arm/arm.md (<cdp>): New.
13754 * config/arm/arm.c (neon_const_bounds): Rename this ...
13755 (arm_const_bounds): ... this.
13756 (arm_coproc_builtin_available): New.
13757 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
13758 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
13759 (CDP_QUALIFIERS): Define to...
13760 (arm_cdp_qualifiers): ... this. New.
13761 (void_UP): Define.
13762 (arm_expand_builtin_args): Add case for 6 arguments.
13763 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
13764 (arm_const_bounds): ... this.
13765 (arm_coproc_builtin_available): New.
13766 * config/arm/arm_acle.h (__arm_cdp): New.
13767 (__arm_cdp2): New.
13768 * config/arm/arm_acle_builtins.def (cdp): New.
13769 (cdp2): New.
13770 * config/arm/iterators.md (CDPI,CDP,cdp): New.
13771 * config/arm/neon.md: Rename all 'neon_const_bounds' to
13772 'arm_const_bounds'.
13773 * config/arm/types.md (coproc): New.
13774 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
13775 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
13776 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
13777 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
13779 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
13781 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
13782 (UBINOP_QUALIFIERS): New.
13783 (si_UP): Define.
13784 (acle_builtin_data): New. Change comment.
13785 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
13786 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
13787 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
13788 arm_acle_builtins.def.
13789 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
13790 (arm_init_acle_builtins): New.
13791 (CRC32_BUILTIN): Remove.
13792 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
13793 crc32cb, crc32ch and crc32cw.
13794 (arm_init_crc32_builtins): Remove.
13795 (arm_init_builtins): Use arm_init_acle_builtins rather
13796 than arm_init_crc32_builtins.
13797 (arm_expand_acle_builtin): New.
13798 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
13799 * config/arm/arm_acle_builtins.def: New.
13801 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
13803 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
13804 (arm_builtin_datum): ... this.
13805 (arm_init_neon_builtin): Rename to ...
13806 (arm_init_builtin): ... this. Add a new parameters PREFIX
13807 and USE_SIG_IN_NAME.
13808 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
13809 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
13810 'arm_builtin_datum'.
13811 (arm_init_vfp_builtins): Likewise.
13812 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
13813 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
13814 (arm_expand_neon_args): Rename to ...
13815 (arm_expand_builtin_args): ... this. Rename builtin_arg
13816 enum values and differentiate between ARG_BUILTIN_MEMORY
13817 and ARG_BUILTIN_NEON_MEMORY.
13818 (arm_expand_neon_builtin_1): Rename to ...
13819 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
13820 values, arm_expand_builtin_args and add bool parameter NEON.
13821 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
13822 (arm_expand_vfp_builtin): Likewise.
13823 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
13825 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
13827 PR middle-end/77484
13828 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
13829 * predict.c (tree_estimate_probability_bb): Reverse direction of
13830 polymorphic call predictor.
13832 2017-01-06 David Malcolm <dmalcolm@redhat.com>
13834 * passes.c (execute_one_pass): Split out pass-skipping logic into...
13835 (determine_pass_name_match): ...this new function and...
13836 (should_skip_pass_p): ...this new function.
13838 2017-01-06 Nathan Sidwell <nathan@acm.org>
13840 * ipa-visibility.c (function_and_variable_visibility): Reformat
13841 comments and long lines. Remove extrneous if.
13842 * symtab.c (symtab_node::make_decl_local): Fix code format.
13843 (symtab_node::set_section_for_node): Fix comment typo.
13845 2017-01-06 Martin Liska <mliska@suse.cz>
13847 PR bootstrap/79003
13848 * lra-constraints.c: Rename invariant to lra_invariant.
13849 * predict.c (set_even_probabilities): Initialize e to NULL.
13851 2017-01-05 Martin Sebor <msebor@redhat.com>
13853 PR tree-optimization/78910
13854 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
13855 (format_integer): Correct off-by-one error in the handling
13856 of precision with negative numbers in signed conversions..
13858 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
13860 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
13862 2017-01-05 Jakub Jelinek <jakub@redhat.com>
13864 PR tree-optimization/71016
13865 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
13866 factor_out_conditional_conversion. Formatting fix.
13867 (factor_out_conditional_conversion): Add cond_stmt argument.
13868 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
13869 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
13870 Formatting fix.
13872 2017-01-05 David Malcolm <dmalcolm@redhat.com>
13874 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
13875 read-rtl-function.o, and selftest-rtl.o.
13876 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
13877 (selftest::aarch64_test_loading_full_dump): New function.
13878 (selftest::aarch64_run_selftests): New function.
13879 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
13880 selftest::aarch64_run_selftests.
13881 * config/i386/i386.c
13882 (selftest::ix86_test_loading_dump_fragment_1): New function.
13883 (selftest::ix86_test_loading_call_insn): New function.
13884 (selftest::ix86_test_loading_full_dump): New function.
13885 (selftest::ix86_test_loading_unspec): New function.
13886 (selftest::ix86_run_selftests): Call the new functions.
13887 * emit-rtl.c (maybe_set_max_label_num): New function.
13888 * emit-rtl.h (maybe_set_max_label_num): New decl.
13889 * function.c (instantiate_decls): Guard call to
13890 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
13891 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
13892 "static".
13893 * gensupport.c (gen_reader::gen_reader): Pass "false"
13894 for new "compact" param of rtx_reader.
13895 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
13896 rather than an empty string for NULL strings.
13897 * read-md.c: Potentially include config.h rather than bconfig.h.
13898 Wrap include of errors.h with #ifdef GENERATOR_FILE.
13899 (have_error): New global, copied from errors.c.
13900 (md_reader::read_name): Rename to...
13901 (md_reader::read_name_1): ...this, adding "out_loc" param,
13902 and converting "missing name or number" to returning false, rather
13903 than failing.
13904 (md_reader::read_name): Reimplement in terms of read_name_1.
13905 (md_reader::read_name_or_nil): New function.
13906 (md_reader::read_string): Handle "(nil)" by returning NULL.
13907 (md_reader::md_reader): Add new param "compact".
13908 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
13909 (md_reader::read_file): New method.
13910 * read-md.h (md_reader::md_reader): Add new param "compact".
13911 (md_reader::read_file): New method.
13912 (md_reader::is_compact): New accessor.
13913 (md_reader::read_name): Convert return type from void to file_location.
13914 (md_reader::read_name_or_nil): New decl.
13915 (md_reader::read_name_1): New decl.
13916 (md_reader::m_compact): New field.
13917 (noop_reader::noop_reader): Pass "false" for new "compact" param
13918 of rtx_reader.
13919 (rtx_reader::rtx_reader): Add new "compact" param.
13920 (rtx_reader::read_rtx_operand): Make virtual and convert return
13921 type from void to rtx.
13922 (rtx_reader::read_until): New decl.
13923 (rtx_reader::handle_any_trailing_information): New virtual function.
13924 (rtx_reader::postprocess): New virtual function.
13925 (rtx_reader::finalize_string): New virtual function.
13926 (rtx_reader::m_in_call_function_usage): New field.
13927 (rtx_reader::m_reuse_rtx_by_id): New field.
13928 * read-rtl-function.c: New file.
13929 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
13930 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
13931 (selftest::verify_three_block_rtl_cfg): New decl.
13932 * read-rtl-function.h: New file.
13933 * read-rtl.c: Potentially include config.h rather than bconfig.h.
13934 For host, include function.h, memmodel.h, and emit-rtl.h.
13935 (one_time_initialization): New function.
13936 (struct compact_insn_name): New struct.
13937 (compact_insn_names): New array.
13938 (find_code): Handle insn codes in compact dumps.
13939 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
13940 (bind_subst_iter_and_attr): Likewise.
13941 (add_condition_to_string): Likewise.
13942 (add_condition_to_rtx): Likewise.
13943 (apply_attribute_uses): Likewise.
13944 (add_current_iterators): Likewise.
13945 (apply_iterators): Likewise.
13946 (initialize_iterators): Guard usage of apply_subst_iterator with
13947 #ifdef GENERATOR_FILE.
13948 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
13949 (md_reader::read_mapping): Likewise.
13950 (add_define_attr_for_define_subst): Likewise.
13951 (add_define_subst_attr): Likewise.
13952 (read_subst_mapping): Likewise.
13953 (check_code_iterator): Likewise.
13954 (rtx_reader::read_rtx): Likewise. Move one-time initialization
13955 logic to...
13956 (one_time_initialization): New function.
13957 (rtx_reader::read_until): New method.
13958 (read_flags): New function.
13959 (parse_reg_note_name): New function.
13960 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
13961 Handle reuse_rtx ids.
13962 Wrap iterator lookup within #ifdef GENERATOR_FILE.
13963 Add parsing support for RTL dumps, mirroring the special-cases in
13964 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
13965 values, and calling handle_any_trailing_information.
13966 (rtx_reader::read_rtx_operand): Convert return type from void
13967 to rtx, returning return_rtx. Handle case 'e'. Call
13968 finalize_string on XSTR and XTMPL fields.
13969 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
13970 "(nil)" values were omitted. Call the postprocess vfunc on the
13971 return_rtx.
13972 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
13973 class ctor. Initialize m_in_call_function_usage. Call
13974 one_time_initialization.
13975 * rtl-tests.c (selftest::test_uncond_jump): Call
13976 set_new_first_and_last_insn.
13977 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
13978 * selftest-rtl.c: New file.
13979 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
13980 (selftest::get_insn_by_uid): New decl.
13981 * selftest-run-tests.c (selftest::run_tests): Call
13982 read_rtl_function_c_tests.
13983 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
13984 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
13985 dumps.
13987 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
13989 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
13990 operands in a special way. Assert that pos+len <= mode precision.
13992 2017-01-05 Jakub Jelinek <jakub@redhat.com>
13994 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
13995 3 argument Alias with unlimited for the negative form.
13996 (fno-vect-cost-model): Removed.
13998 2017-01-05 Martin Liska <mliska@suse.cz>
14000 * hsa-gen.c (gen_hsa_divmod): New function.
14001 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
14003 2017-01-05 Martin Liska <mliska@suse.cz>
14005 PR pch/78970
14006 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
14007 header.
14009 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14011 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
14012 small constant length operands.
14014 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14016 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
14017 between loop iterations.
14019 2017-01-05 Martin Liska <mliska@suse.cz>
14021 PR sanitizer/78815
14022 * gimplify.c (gimplify_decl_expr): Compare to
14023 asan_poisoned_variables instread of checking flags.
14024 (gimplify_target_expr): Likewise.
14025 (gimplify_expr): Likewise.
14026 (gimplify_function_tree): Conditionally initialize
14027 asan_poisoned_variables.
14029 2017-01-04 Jeff Law <law@redhat.com>
14031 PR tree-optimizatin/78812
14032 * rtl.h (contains_mem_rtx_p): Prototype.
14033 * ifcvt.c (containts_mem_rtx_p): Move from here to...
14034 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
14035 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
14036 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
14037 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
14039 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
14041 * input.c (assert_char_at_range): Default-initialize actual_range.
14043 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
14045 * df-scan.c (df_ref_create_structure): Make regno unsigned,
14046 to match the caller.
14048 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
14050 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
14051 insns after final jump in test to emit dummy move.
14053 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
14055 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
14056 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
14058 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
14060 * multiple_target.c (create_dispatcher_calls): Init e_next.
14061 * tree-ssa-loop-split.c (split_loop): Init border.
14062 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
14063 scalar_type.
14065 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
14067 PR target/71977
14068 PR target/70568
14069 PR target/78823
14070 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
14071 (altivec_register_operand): Do not return true if the operand
14072 contains a SUBREG mixing SImode and SFmode.
14073 (vsx_register_operand): Likewise.
14074 (vsx_reg_sfsubreg_ok): New predicate.
14075 (vfloat_operand): Do not return true if the operand contains a
14076 SUBREG mixing SImode and SFmode.
14077 (vint_operand): Likewise.
14078 (vlogical_operand): Likewise.
14079 (gpc_reg_operand): Likewise.
14080 (int_reg_operand): Likewise.
14081 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
14082 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
14083 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
14084 SImode and SFmode.
14085 (rs6000_emit_move_si_sf_subreg): New helper function.
14086 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
14087 fixup SUBREGs involving SImode and SFmode.
14088 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
14089 numbers for the new peephole2 optimization.
14090 (peephole2 for SFmode unions): New peephole2 to optimize cases in
14091 the GLIBC math library that do AND/IOR/XOR operations on single
14092 precision floating point.
14093 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
14094 target macros to say whether we need to avoid SUBREGs mixing
14095 SImode and SFmode.
14096 (TARGET_ALLOW_SF_SUBREG): Likewise.
14097 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
14098 (UNSPEC_SI_FROM_SF): Likewise.
14099 (iorxor): Change spacing.
14100 (and_ior_xor): New iterator for AND, IOR, and XOR.
14101 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
14102 (movdi_from_sf_zero_ext): Likewise.
14103 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
14104 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
14105 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
14106 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
14107 (fms<mode>4): Likewise.
14108 (fnma<mode>4): Likewise.
14109 (fnms<mode>4): Likewise.
14110 (nfma<mode>4): Likewise.
14111 (nfms<mode>4): Likewise.
14113 2017-01-04 Marek Polacek <polacek@redhat.com>
14115 PR c++/64767
14116 * doc/invoke.texi: Document -Wpointer-compare.
14118 2017-01-04 Jakub Jelinek <jakub@redhat.com>
14120 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
14121 RejectNegative.
14123 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
14124 descriptions for -gdwarf-5 and emit them as uleb128 instead of
14125 2-byte data.
14127 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
14129 PR target/78056
14130 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
14131 documentation of the powerpc_popcntb_ok attribute.
14132 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
14133 code to issue warning messages if a requested CPU configuration is
14134 not supported by the binary (assembler and loader) toolchain.
14135 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
14136 made to define a built-in function that has been disabled.
14137 (paired_init_builtins): Add assertion to prevent ICE if attempt is
14138 made to define a built-in function that has been disabled.
14139 (altivec_init_builtins): Add comment explaining why definition
14140 of the DST built-in functions is not preceded by an assertion
14141 check. Add assertions to prevent ICE if attempts are made to
14142 define an altivec predicate or an abs* built-in function that has
14143 been disabled.
14144 (htm_init_builtins): Add comment explaining why definition of the
14145 htm built-in functions is not preceded by an assertion check.
14147 2017-01-04 Jeff Law <law@redhat.com>
14149 PR tree-optimizatin/67955
14150 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
14151 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
14152 the points-to solution does not include pt_null. Use DECL_PT_UID
14153 unconditionally.
14155 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
14157 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
14158 Use gen_int_mode instead of gen_lopwart for const_int operands.
14160 2017-01-04 Jakub Jelinek <jakub@redhat.com>
14162 PR tree-optimization/71563
14163 * match.pd: Simplify X << Y into X if Y is known to be 0 or
14164 out of range value - has low bits known to be zero.
14166 2017-01-04 Alan Modra <amodra@gmail.com>
14168 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
14169 * configure: Regenerate.
14170 * config.in: Regenerate.
14172 2017-01-04 Jakub Jelinek <jakub@redhat.com>
14174 PR bootstrap/77569
14175 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
14176 a substring of the message, but strcmp with the whole message. Ifdef
14177 ENABLE_NLS, translate the message first using dgettext.
14179 2017-01-03 Jeff Law <law@redhat.com>
14181 PR tree-optimizatin/78856
14182 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
14183 (mark_threaded_blocks): Remove code to truncate thread paths that
14184 cross multiple loop headers. Instead invalidate the cached loop
14185 iteration information and handle case of a thread path walking
14186 into an irreducible region.
14188 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
14190 PR target/78900
14191 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
14192 assertions. Add support for doing the signbit if the IEEE 128-bit
14193 floating point value is in a GPR.
14194 * config/rs6000/rs6000.md (Fsignbit): Delete.
14195 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
14196 Update the length attribute if the value is in a GPR.
14197 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
14198 the sign or zero extension instruction, since the value is always 0/1.
14199 (signbit<mode>2_dm2): Delete using <Fsignbit>.
14201 PR target/78953
14202 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
14203 extracting SImode to a GPR register so that we can generate a
14204 store, limit the vector to be in a traditional Altivec register
14205 for the vextuwrx instruction.
14207 2017-01-03 Ian Lance Taylor <iant@google.com>
14209 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
14211 2017-01-03 Martin Sebor <msebor@redhat.com>
14213 PR tree-optimization/78696
14214 * gimple-ssa-sprintf.c (format_floating): Correct handling of
14215 precision. Use MPFR for %f for greater fidelity. Correct handling
14216 of %g.
14217 (pass_sprintf_length::compute_format_length): Set width and precision
14218 specified by asrerisk to void_node for vararg functions.
14219 (try_substitute_return_value): Adjust dump output.
14221 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
14223 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
14225 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
14227 * doc/invoke.texi (SPARC options): Document -mlra as the default.
14228 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
14229 -mlra/-mno-lra was passed to the compiler.
14231 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
14233 PR rtl-optimization/65618
14234 * emit-rtl.c (try_split): Move initialization of "before" and
14235 "after" to just before the call to emit_insn_after_setloc.
14237 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
14239 * doc/md.texi (Standard Names): Remove reference to Java frontend.
14241 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
14243 * dwarf2out.c (gen_enumeration_type_die): When
14244 -gno-strict-dwarf, add a DW_AT_encoding attribute.
14246 2017-01-03 Jakub Jelinek <jakub@redhat.com>
14248 PR tree-optimization/78965
14249 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
14250 Change first argument from const call_info & to call_info &. For %n
14251 set info.nowrite to false.
14253 PR middle-end/78901
14254 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
14255 possibly throwing calls.
14257 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
14258 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
14259 and fns handling, rather than in a separate case SSA_NAME.
14261 2017-01-02 Jeff Law <law@redhat.com>
14263 * config/darwin-driver.c (darwin_driver_init): Const-correctness
14264 fixes for first_period and second_period variables.
14266 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
14268 PR target/78967
14269 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
14270 (*insvqi_1): New insn pattern.
14271 (*insvqi_1_mem_rex64): Ditto.
14272 (*insvqi_2): Ditto.
14273 (*insvqi_3): Rename from *insvqi.
14275 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
14277 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
14279 * doc/cfg.texi (Edges): Remove reference to Java.
14280 (Maintaining the CFG): Ditto.
14282 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
14284 PR middle-end/77674
14285 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
14286 transparent aliases.
14288 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
14290 PR middle-end/77484
14291 * predict.def (PRED_CALL): Update hitrate.
14292 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
14293 * predict.c (tree_estimate_probability_bb): Split CALL predictor
14294 into direct/indirect/polymorphic variants.
14296 2017-01-01 Jakub Jelinek <jakub@redhat.com>
14298 Update copyright years.
14300 * gcc.c (process_command): Update copyright notice dates.
14301 * gcov-dump.c (print_version): Ditto.
14302 * gcov.c (print_version): Ditto.
14303 * gcov-tool.c (print_version): Ditto.
14304 * gengtype.c (create_file): Ditto.
14305 * doc/cpp.texi: Bump @copying's copyright year.
14306 * doc/cppinternals.texi: Ditto.
14307 * doc/gcc.texi: Ditto.
14308 * doc/gccint.texi: Ditto.
14309 * doc/gcov.texi: Ditto.
14310 * doc/install.texi: Ditto.
14311 * doc/invoke.texi: Ditto.
14312 \f
14313 Copyright (C) 2017 Free Software Foundation, Inc.
14315 Copying and distribution of this file, with or without modification,
14316 are permitted in any medium without royalty provided the copyright
14317 notice and this notice are preserved.