1 2016-12-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3 * config/aarch64/aarch64.md: New define_split above insv<mode>.
5 2016-12-16 Jakub Jelinek <jakub@redhat.com>
8 * tree-ssa-ccp.c: Include tree-dfa.h.
9 (optimize_memcpy): New function.
10 (pass_fold_builtins::execute): Use it. Remove useless conditional
11 break after BUILT_IN_VA_*.
13 2016-12-16 Marek Polacek <polacek@redhat.com>
15 PR tree-optimization/78819
16 * tree-vrp.c (find_switch_asserts): Return if the insertion limit is 0.
17 Don't register an assertion if the default case shares a label with
20 2016-12-16 Wilco Dijkstra <wdijkstr@arm.com>
22 * config/arm/arm.md (subsi3_carryin): Add Thumb-2 RSC #0.
23 (arm_negdi2) Rename to negdi2_insn, allow on Thumb-2.
24 * config/arm/thumb2.md (thumb2_negdi2): Remove pattern.
26 2016-12-16 Wilco Dijkstra <wdijkstr@arm.com>
28 * config/arm/arm.c (thumb_core_reg_alloc_order): Swap R12 and R14.
30 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
32 * config/arc/arc.md (call_prof): Remove.
33 (call_value_prof): Likewise.
34 (sibcall_prof): Likewise.
35 (sibcall_value_prof): Likewise.
37 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
39 * config/arc/arc.h (LINK_SPEC): Tidy up.
40 (ENDFILE_SPEC): Likewise.
42 (STARTFILE_SPEC): Include gcrt0 when profiling.
43 (FUNCTION_PROFILER): Use __mcount.
44 * config/arc/arc.opt (mucb-mcount): Remove.
45 * doc/invoke.texi (ARC): Remove mucb-mcount doc.
46 * arc/arc-protos.h (arc_profile_call): Remove.
47 * config/arc/arc.c (write_profile_sections): Likewise.
48 (arc_profile_call): Likewise.
49 (unspec_prof_hash): Likewise.
50 (unspec_prof_htab_eq): Likewise.
51 (arc_legitimate_constant_p): Remove UNSPEC_PROF.
52 (arc_reorg): Remove call to write_profile_sections.
53 * config/arc/arc.md (call): Remove call to arc_profile_call.
54 (call_value): Likewise.
56 (sibcall_value): Likewise.
57 (define_constants): Remove UNSPEC_PROF.
59 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
61 * config/arc/arc.md (mulsidi_600): Change to insn_and_split,
62 generate new mul64 insn for core multiplication work.
63 (umulsidi_600): Likewise, but use mulu64 insn.
64 (mul64): New pattern, content taken from old mulsidi_600 insn
66 (mulu64): Likewise, but using umulsidi_600.
67 (mulsidi3): Remove move to destination, this is now handled by
68 mulsidi_600 insn_and_split.
69 (umulsidi3): Likewise, but using umulsidi_600.
71 2016-12-16 Richard Biener <rguenther@suse.de>
74 * langhooks-def.h (lhd_unit_size_without_reusable_padding): Declare.
75 (LANG_HOOKS_UNIT_SIZE_WITHOUT_REUSABLE_PADDING): Define.
76 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Adjust.
77 * langhooks.h (struct lang_hooks_for_types): Add
78 unit_size_without_reusable_padding.
79 * langhooks.c (lhd_unit_size_without_reusable_padding): New.
80 * stor-layout.c (finish_bitfield_representative): Use
81 unit_size_without_reusable_padding langhook to decide on the
82 last representatives size.
84 2016-12-16 Richard Biener <rguenther@suse.de>
87 * expr.c (expand_cond_expr_using_cmove): Bail out early if
88 we end up recursing via TER.
90 2016-12-15 Martin Sebor <msebor@redhat.com>
93 * vec.h (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Assert
94 a pointer is non-null.
96 2016-12-15 Andrew Senkevich <andrew.senkevich@intel.com>
98 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
99 * config/i386/avx512dqintrin.h: Ditto.
100 * config/i386/avx512fintrin.h: Ditto.
101 * config/i386/i386-builtin.def (__builtin_ia32_kmovb,
102 __builtin_ia32_kmovd, __builtin_ia32_kmovq): New.
103 (__builtin_ia32_kmov16): Rename to __builtin_ia32_kmovw.
104 * config/i386/sse.md (kmov<mskmodesuffix>): New.
106 2016-12-15 Uros Bizjak <ubizjak@gmail.com>
108 * config/i386/i386.md (ffs<mode>2): Generate CCCmode flags register
110 (ffssi2_no_cmove): Ditto.
111 (*tzcnt<mode>_1_falsedep_1): New insn_and_split pattern.
112 (*tzcnt<mode>_1_falsedep): New insn pattern.
114 (LT_ZCNT): New mode iterator.
115 (lt_zcnt): New mode attribute.
116 (lt_zcnt_type): New mode attribute.
117 (<lt_zcnt>_<mode>): Macroize expander from bmi_tzcnt_<mode> and
118 lzcnt_<mode> using LT_ZCNT mode iterator.
119 (*<lt_zcnt>_<mode>_falsedep_1): Macroize insn from
120 *bmi_tzcnt_<mode>_falsedep_1 and *lzcnt_<mode>_falsedep_1
121 using LT_ZCNT mode iterator.
122 (*<lt_zcnt>_<mode>_falsedep): Macroize insn from
123 *bmi_tzcnt_<mode>_falsedep and *lzcnt_<mode>_falsedep
124 using LT_ZCNT mode iterator.
125 (*<lt_zcnt>_<mode>): Macroize insn from *bmi_tzcnt_<mode>
126 and *lzcnt_<mode> using LT_ZCNT mode iterator.
127 * config/i386/i386-builtin.def (__builtin_ia32_tzcnt_u16)
128 (__builtin_ia32_tzcnt_u32, __builtin_ia32_tzcnt_u64, __builtin_ctzs):
131 2016-12-15 Jakub Jelinek <jakub@redhat.com>
133 * ipa-cp.c (class ipcp_bits_lattice): Formatting fixes.
134 (print_ipcp_constant_value): Likewise.
135 (ipcp_cloning_candidate_p): Likewise.
136 (ipcp_bits_lattice::get_value_and_mask): Likewise.
137 (ipcp_bits_lattice::meet_with_1): Likewise.
138 (ipcp_bits_lattice::meet_with): Likewise.
139 (initialize_node_lattices): Likewise.
140 (ipcp_lattice::add_value): Likewise.
141 (propagate_vals_accross_pass_through): Renamed to ...
142 (propagate_vals_across_pass_through): ... this function.
143 (propagate_vals_accross_ancestor): Renamed to ...
144 (propagate_vals_across_ancestor): ... this.
145 (propagate_scalar_accross_jump_function): Renamed to ...
146 (propagate_scalar_across_jump_function): ... this.
147 Adjust calls to above functions.
148 (propagate_context_accross_jump_function): Renamed to ...
149 (propagate_context_across_jump_function): ... this.
150 (propagate_bits_accross_jump_function): Renamed to ...
151 (propagate_bits_accross_jump_function): ... this. Formatting fixes.
152 (propagate_vr_accross_jump_function): Renamed to ...
153 (propagate_vr_across_jump_function): ... this.
154 (merge_agg_lats_step): Formatting fixes.
155 (propagate_constants_accross_call): Renamed to ...
156 (propagate_constants_across_call): ... this. Adjust calls to above
158 (ipa_get_indirect_edge_target_1): Formatting fixes.
159 (gather_context_independent_values): Likewise.
160 (estimate_local_effects): Likewise.
161 (add_all_node_vals_to_toposort): Likewise.
162 (propagate_constants_topo): Adjust calls to above functions.
163 (get_replacement_map): Formatting fixes.
164 (dump_profile_updates): Likewise.
165 (update_profiling_info): Likewise.
166 (update_specialized_profile): Likewise.
167 (create_specialized_node): Likewise.
168 (find_more_contexts_for_caller_subset): Likewise.
169 (decide_whether_version_node): Likewise.
170 (identify_dead_nodes): Likewise.
171 (ipcp_decision_stage): Likewise.
172 (ipcp_store_bits_results): Likewise.
173 (ipcp_store_vr_results): Likewise.
174 (ipcp_driver): Likewise.
176 2016-12-15 David Malcolm <dmalcolm@redhat.com>
178 PR preprocessor/78680
179 PR preprocessor/78811
180 * input.c (struct selftest::lexer_test): Add field
181 m_implicitly_expect_EOF.
182 (selftest::lexer_error_sink): New class.
183 (selftest::lexer_error_sink::s_singleton): New global.
184 (selftest::lexer_test::lexer_test): Initialize new field
185 "m_implicitly_expect_EOF".
186 (selftest::lexer_test::~lexer_test): Conditionalize the
187 check for the EOF token on the new field.
188 (selftest::test_lexer_string_locations_raw_string_unterminated):
190 (selftest::input_c_tests): Call the new test.
192 2016-12-15 Wilco Dijkstra <wdijkstr@arm.com>
194 * config/arm/arm.h (TARGET_BACKTRACE): Use crtl->is_leaf.
195 * config/arm/arm.c (arm_option_check_internal): Improve comment.
196 (thumb_force_lr_save): Use crtl->is_leaf.
197 (arm_get_frame_offsets): Remove comment. Use crtl->is_leaf.
198 (thumb_far_jump_used_p): Remove comment.
199 (arm_frame_pointer_required): Use crtl->is_leaf.
201 2016-12-15 Jakub Jelinek <jakub@redhat.com>
203 * doc/extend.texi: Clean up @xref{...} uses.
204 * doc/invoke.texi: Likewise.
206 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
208 * arm-fpus.def: Add CNAME field to all FPU definitions.
209 * genopt.sh: Use explicit enumeration tags for FPU entries.
210 * arm-tables.opt: Regenerated.
211 * arm.opt (mfpu): Provide initial value.
212 * arm-opts.h (enum fpu_type): Build the enumeration from the list of
213 available FPUs. Add 'auto' entry on the end.
214 * arm.c (arm_configure_build_target): Only do explicit configuration
215 of the FPU features if the selected FPU is not 'auto'.
216 (arm_option_override): Adjust initialization of arm_fpu_index.
217 Emit an error if we have a hard float ABI request, but the processor
218 does not support floating-point.
219 (arm_option_print): Handle -mfpu=auto.
220 (arm_valid_target_attribute_rec): Don't permit fpu=auto in pragmas
221 or function attributes.
222 (arm_identify_fpu_from_isa): Handle effective soft-float when
223 the FPU is automatically detected.
224 * arm-cores.def (arm1136jf-s): Add feature ISA_FP_DBL.
225 (arm1176jzf-s): Likewise.
227 (arm1156t2f-s): Likewise.
229 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
231 * arm-fpus.def (ARM_FPU): Remove features field from all definitions.
232 * arm.h (arm_fpu_feature_set): Delete typedef.
233 (FPU_FL_NONE): Delete.
234 (FPU_FL_NEON): Delete.
235 (FPU_FL_FP16): Delete.
236 (FPU_FL_CRYPTO): Delete.
237 (FPU_FL_DBL): Delete.
238 (FPU_FL_D32): Delete.
239 (FPU_FL_VFPv2): Delete.
240 (FPU_FL_VFPv3): Delete.
241 (FPU_FL_VFPv4): Delete.
242 (FPU_FL_VFPv5): Delete.
243 (FPU_FL_AMRv8): Delete.
252 (FPU_CRYPTO): Delete.
254 (arm_fpu_desc): Delete features field.
255 * arm.c (all_fpus): Don't initialize feature field.
257 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
259 * arm.c (arm_can_inline_p): Use ISA features for determining
262 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
264 * arm-protos.h (arm_configure_build_target): Change second argument
265 to cl_target_options.
266 * arm.c (arm_configure_build_target): Likewise.
267 (arm_option_restore): Update accordingly.
268 (arm_option_override): Create the target_option_default_node before
269 calling arm_configure_build_target. Use it in call of latter.
270 Resynchronize after all other overrides have been calculated.
271 (arm_valid_target_attribute_tree): Use the target options for
272 reconfiguration. Resynchronize after performing override checks.
273 * arm-c.c (arm_pragma_target_parse): Use target optiosn from cur_tree
274 to reconfigure the build target.
276 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
278 * arm.h (TARGET_VFPD32): Use arm_active_target.
279 (TARGET_VFP3): Likewise.
280 (TARGET_VFP5): Likewise.
281 (TARGET_VFP_SINGLE): Likewise.
282 (TARGET_VFP_DOUBLE): Likewise.
283 (TARGET_NEON_FP16): Likewise.
284 (TARGET_FP16): Likewise.
285 (TARGET_FMA): Likewise.
286 (TARGET_FPU_ARMV8): Likewise.
287 (TARGET_CRYPTO): Likewise.
288 (TARGET_NEON): Likewise.
289 (TARGET_FPU_FEATURES): Delete.
290 * arm.c (arm_option_check_internal): Check for iwmmxt conflict with
291 Neon using arm_active_target.
293 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
295 * arm.h (TARGET_FPU_NAME): Delete.
296 * arm.c (arm_identify_fpu_from_isa): New function.
297 (arm_declare_function_name): Use it to get the name for the FPU.
299 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
301 * arm-protos.h: Include sbitmap.h
302 (arm_configure_build_target): Make public.
303 * arm.c (arm_configure_build_target): Now not static.
304 (arm_valid_target_attribute_rec): Move internal option check to...
305 (arm_valid_target_attribute_tree0: ... here. Also reconfingure the
307 (arm_override_options_after_change): Call arm_configure_build_target.
308 (isa_all_fpubits): Renamed from isa_fpubits.
309 (arm_option_restore): New function.
310 (TARGET_OPTION_RESTORE): Register it.
311 (arm_configure_build_target): Initialize the FPU capability bits in
313 (arm_option_override): Move the code that forces the setting of the
314 FPU option before the call to arm_configure_build_target.
315 * arm.opt (march): Mark as Save.
316 (mcpu, mtune): Likewise.
317 * arm-c.c (arm_pragma_target_parse): Reconfigure the build target
318 after pragmas change the target options.
320 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
322 * arm-isa.h (isa_feature): Add bits for VFPv4, FPv5, fp16conv,
323 fP_dbl, fp_d32 and fp_crypto.
324 (ISA_ALL_FPU): Add all the new bits.
325 (ISA_VFPv2, ISA_VFPv3, ISA_VFPv4, ISA_FPv5): New macros.
326 (ISA_FP_ARMv8, ISA_FP_DBL, ISA_FP_D32, ISA_NEON, ISA_CRYPTO): Likewise.
327 * arm-fpus.def: Add ISA features to all FPUs.
328 * arm.h: (arm_fpu_desc): Add new field for ISA bits.
329 * arm.c (all_fpus): Initialize it.
330 * arm-tables.opt: Regenerated.
332 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
334 * arm.h (FPU_FL_VFPv2) New feature bit.
335 (FPU_FL_VFPv3, FPU_FL_VFPv4, FPU_FL_VFPv5, FPU_FL_ARMv8): Likewise.
336 (FPU_VFPv2, FPU_VFPv3, FPU_VFPv4, FPU_VFPv5, FPU_ARMv8): New helper
338 (FPU_DBL, FPU_D32, FPU_NEON, FPU_CRYPTO, FPU_FP16): Likewise.
339 (TARGET_FPU_REV): Delete.
340 (TARGET_VFP3): Use feature bits.
341 (TARGET_VFP5): Likewise.
342 (TARGET_FMA): Likewise.
343 (TARGET_FPU_ARMV8): Likewise.
344 (struct arm_fpu_desc): Delete rev field.
345 * arm-fpus.def: Delete REV entry, use new feature bits and macros.
346 * arm.c (all_fpus): Delete rev field.
348 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
350 * arm.h (vfp_reg_type): Delete.
351 (TARGET_FPU_REGS): Delete.
352 (arm_fpu_desc): Delete regs field.
353 (FPU_FL_NONE, FPU_FL_NEON, FPU_FL_FP16, FPU_FL_CRYPTO): Use unsigned
355 (FPU_FL_DBL, FPU_FL_D32): Define.
356 (TARGET_VFPD32): Use feature test.
357 (TARGET_VFP_SINGLE): Likewise.
358 (TARGET_VFP_DOUBLE): Likewise.
359 * arm-fpus.def: Update all entries for new feature bits.
360 * arm.c (all_fpus): Update initializer macro.
361 (arm_can_inline_p): Remove test on fpu regs.
363 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
365 * arm.h (arm_fp_model): Delete.
367 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
369 * arm-cores.def: Remove FLAGS field from all core definitions.
370 * arm-arches.def: Likewise.
371 * arm-opts.h (enum processor_type): Remove FLAGS parameter from
373 (arm_arch_core_flags): Likewise, plus ARM_ARCH macro.
374 * arm-protos.h (FL_*): Delete.
375 (arm_feature_set): Delete.
376 (ARM_FSET_*): Delete.
377 * arm.c (struct processors): Delete flags field.
378 (all_cores): Delete FLAGS parameter from macro, don't initialize flags.
379 (all architectures): Likewise.
381 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
383 * arm-opts.h (struct arm_arch_core_flag): Add new field ISA.
385 (arm_arch_core_flag): Delete flags field.
386 (arm_arch_core_flags): Don't initialize flags field.
387 * common/config/arm/arm-common.c (check_isa_bits_for): New function.
388 (arm_target_thumb_only): Use new isa bits arrays.
390 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
392 * arm-protos.h (insn_flags): Delete declaration.
393 (arm_arch7ve): Declare.
394 * arm.c (insn_flags): Delete.
395 (arm_arch7ve): New variable.
396 (arm_selected_cpu): Delete.
397 (arm_option_check_internal): Use new ISA bitmap.
398 (arm_option_override_internal): Likewise.
399 (arm_configure_build_target): Declare arm_selected_cpu locally.
400 (arm_option_override): Use new ISA bitmap. Initialize arm_arch7ve.
401 Rearrange variable intialization by general function.
402 * arm.h (TARGET_HAVE_LPAE): Use arm_arch7ve.
404 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
406 * arm-builtins.c: Include sbitmap.h.
407 (def_mbuiltin): Change first parameter to a flag bit. Use it to test
408 available features in the current target.
409 (struct builtin_description): Change type of feature field.
410 (IWMMXT_BUILTIN): Use the isa_features types.
411 (IWMMXT2_BUILTIN): Likewise.
412 (IWMMXT_BUILTIN2): Likewise.
413 (IWMMXT2_BUILTIN2): Likewise.
414 (CRC32_BUILTIN): Likewise.
415 (CRYPTO_BUILTIN): Likewise.
416 (iwmmx_builtin): Likewise.
417 (iwmmx2_builtin): Likewise.
418 (arm_iwmmxt_builtin): Check for specific feature bits.
420 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
422 * arm-isa.h (enum isa_feature): Add isa_quirk_cm3_ldrd.
423 (ISA_ALL_QUIRKS): New macro.
424 * arm-cores.def (cortex-m3): Add isa_quirk_cm3_ldrd to isa feature list.
425 * arm.c (isa_quirkbits): New feature-list bitmap.
426 (arm_configure_build_target): Ignore quirk bits when comparing an
427 architecture feature list with a CPU feature list.
428 (arm_option_override): Initialize_isa_quirkbits. If the user has
429 not specified -m[no-]fix-cortex-m3-ldrd, automatically enable the
430 feature if isa_quirk_cm3_ldrd appears in the isa feature list.
432 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
434 * arm.c (arm_option_override): Use arm_active_target as source of
435 information for arm_base_arch and arm_arch_name.
436 * (arm_file_start): Use arm_active_target for core name.
438 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
440 * arm.c (arm_selected_tune): Delete static variable.
441 (arm_selected_arch): Likewise.
442 (arm_configure_build_target): Declare local versions of arm_selected
443 target and arm_selected_arch. Initialize more fields in target
445 (arm_option_override): Use arm_active_target instead of
446 arm_selected_tune and arm_selected_arch.
447 (asm_file_start): Use arm_active_target.
449 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
451 * arm-protos.h (arm_build_target): New structure.
452 (arm_active_target): Declare it.
453 * arm.c (arm_active_target): New variable.
454 (bitmap_popcount): New function.
455 (feature_count): Delete.
456 (arm_initialize_isa): New function.
457 isa_fpubits): New variable.
458 (arm_configure_build_target): New function.
459 (arm_option_override): Initialize isa_fpubits and arm_active_target.isa.
460 Use arm_configure_build_target.
462 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
464 * arm-isa.h: New file.
465 * arm-protos.h: Include it.
466 * arm-arches.def: Add new ISA field to all entries. Drop bogus
467 armv8.1-a+crc architecture.
468 * arm-cores.def: Similarly. Group ARMv8 cores by profile.
469 * arm-opts.h (enum processor_type): Adjust for new field.
470 * arm.c (struct processors): New field 'isa_bits'.
471 (all_cores, all_architectures): Initialize new field.
472 * arm-tables.opt: Regenerated.
473 * arm-tune.md: Regenerated.
475 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
477 * arm-arches.def (ARM_ARCH): Add extra field TUNE_FLAGS, move
478 tuning properties from architectural FLAGS field.
479 * arm-cores.def (ARM_CORE): Likewise.
480 * arm-protos.h (TF_LDSCHED, TF_WBUF, TF_CO_PROC): New macros.
481 (TF_SMALLMUL, TF_STRONG, TF_SCALE, TF_NOMODE32): New macros.
482 (FL_LDSCHED, FL_STRONG, FL_WBUF, FL_SMALLMUL): Delete.
483 (FL_TUNE): Remove deleted elements.
484 (tune_flags): Convert type to unsigned int.
485 * arm.c (struct processors): Add new field tune_flags.
486 (all_cores, all_arches): Initialize it.
487 (arm_option_override): Adapt uses of tune_flags. Use tune_flags
488 for deciding when we should have slow multiply operations.
490 2016-12-14 Martin Sebor <msebor@redhat.com>
493 * gimple-ssa-sprintf.c (format_string): Handle null pointers.
494 (format_directive): Diagnose null pointer arguments.
495 (pass_sprintf_length::handle_gimple_call): Diagnose null destination
496 pointers. Correct location of null format string in diagnostics.
498 2016-12-14 David Malcolm <dmalcolm@redhat.com>
500 * Makefile.in (SELFTEST_FLAGS): Add path argument to -fself-test.
501 (s-selftest): Add dependency on the selftests data directory.
502 * common.opt (fself-test): Rename to...
503 (fself-test=): ...this, documenting the meaning of the argument.
504 * selftest-run-tests.c (along): Likewise.
505 * selftest-run-tests.c: Include "options.h".
506 (selftest::run_tests): Initialize selftest::path_to_selftest_files
508 * selftest.c (selftest::path_to_selftest_files): New global.
509 (selftest::locate_file): New function.
510 (selftest::test_locate_file): New function.
511 (selftest_c_tests): Likewise.
512 (selftest::selftest_c_tests): Call test_locate_file.
513 * selftest.h (selftest::locate_file): New decl.
514 (selftest::path_to_selftest_files): New decl.
516 2016-12-14 Andrew Pinski <apinski@cavium.com>
518 * config/aarch64/aarch64-cores.def: Add -1 as the variant to all
520 (thunderx): Update to include LSE by default.
521 (thunderxt88p1): New core.
522 (thunderxt88): New core.
523 (thunderxt81): New core.
524 (thunderxt83): New core.
525 * config/aarch64/driver-aarch64.c (struct aarch64_core_data):
527 (ALL_VARIANTS): New define.
528 (AARCH64_CORE): Support VARIANT operand.
529 (cpu_data): Likewise.
530 (host_detect_local_cpu): Parse variant field of /proc/cpuinfo.
531 Combine the arch and single core case and support variant searching.
532 * common/config/aarch64/aarch64-common.c (AARCH64_CORE):
534 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Likewise.
535 * config/aarch64/aarch64.c (AARCH64_CORE): Likewise.
536 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
537 * config/aarch64/aarch64-tune.md: Regenerate.
538 * doc/invoke.texi (AARCH64/mtune): Document thunderxt88,
539 thunderxt88p1, thunderxt81, thunderxt83 as available options.
541 2016-12-14 Martin Jambor <mjambor@suse.cz>
543 * omp-offload.c: Fix coding style.
544 * omp-expand.c: Likewise.
545 * omp-general.c: Likewise.
546 * omp-grid.c: Likewise.
547 * omp-low.c: Fix coding style of parts touched by the
548 previous splitting patch.
550 2016-12-14 Martin Jambor <mjambor@suse.cz>
552 * omp-general.h: New file.
553 * omp-general.c: New file.
554 * omp-expand.h: Likewise.
555 * omp-expand.c: Likewise.
556 * omp-offload.h: Likewise.
557 * omp-offload.c: Likewise.
558 * omp-grid.c: Likewise.
559 * omp-grid.c: Likewise.
560 * omp-low.h: Include omp-general.h and omp-grid.h. Removed includes
561 of params.h, symbol-summary.h, lto-section-names.h, cilk.h, tree-eh.h,
562 ipa-prop.h, tree-cfgcleanup.h, cfgloop.h, except.h, expr.h, stmt.h,
563 varasm.h, calls.h, explow.h, dojump.h, flags.h, tree-into-ssa.h,
564 tree-cfg.h, cfganal.h, alias.h, emit-rtl.h, optabs.h, expmed.h,
565 alloc-pool.h, cfghooks.h, rtl.h and memmodel.h.
566 (omp_find_combined_for): Declare.
567 (find_omp_clause): Renamed to omp_find_clause and moved to
569 (free_omp_regions): Renamed to omp_free_regions and moved to
571 (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
573 (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
575 (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
576 moved to omp-general.h.
577 (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
579 (oacc_fn_attrib_kernels_p): Moved to omp-general.h.
580 (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
582 (omp_expand_local): Moved to omp-expand.h.
583 (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
585 (omp_finish_file): Moved to omp-offload.h.
586 (default_goacc_validate_dims): Renamed to
587 oacc_default_goacc_validate_dims and moved to omp-offload.h.
588 (offload_funcs, offload_vars): Moved to omp-offload.h.
589 * omp-low.c: Include omp-general.h, omp-offload.h and omp-grid.h.
590 (omp_region): Moved to omp-expand.c.
591 (omp_for_data_loop): Moved to omp-general.h.
592 (omp_for_data): Likewise.
593 (oacc_loop): Moved to omp-offload.c.
594 (oacc_loop_flags): Moved to omp-general.h.
595 (offload_funcs, offload_vars): Moved to omp-offload.c.
596 (root_omp_region): Moved to omp-expand.c.
597 (omp_any_child_fn_dumped): Likewise.
598 (find_omp_clause): Renamed to omp_find_clause and moved to
600 (is_combined_parallel): Moved to omp-expand.c.
601 (is_reference): Renamed to omp_is_reference and and moved to
603 (adjust_for_condition): Renamed to omp_adjust_for_condition and moved
605 (get_omp_for_step_from_incr): Renamed to omp_get_for_step_from_incr
606 and moved to omp-general.c.
607 (extract_omp_for_data): Renamed to omp_extract_for_data and moved to
609 (workshare_safe_to_combine_p): Moved to omp-expand.c.
610 (omp_adjust_chunk_size): Likewise.
611 (get_ws_args_for): Likewise.
612 (get_base_type): Removed.
613 (dump_omp_region): Moved to omp-expand.c.
614 (debug_omp_region): Likewise.
615 (debug_all_omp_regions): Likewise.
616 (new_omp_region): Likewise.
617 (free_omp_region_1): Likewise.
618 (free_omp_regions): Renamed to omp_free_regions and moved to
620 (find_combined_for): Renamed to omp_find_combined_for, made global.
621 (build_omp_barrier): Renamed to omp_build_barrier and moved to
623 (omp_max_vf): Moved to omp-general.c.
624 (omp_max_simt_vf): Likewise.
625 (gimple_build_cond_empty): Moved to omp-expand.c.
626 (parallel_needs_hsa_kernel_p): Likewise.
627 (expand_omp_build_assign): Moved declaration to omp-expand.c.
628 (expand_parallel_call): Moved to omp-expand.c.
629 (expand_cilk_for_call): Likewise.
630 (expand_task_call): Likewise.
631 (vec2chain): Likewise.
632 (remove_exit_barrier): Likewise.
633 (remove_exit_barriers): Likewise.
634 (optimize_omp_library_calls): Likewise.
635 (expand_omp_regimplify_p): Likewise.
636 (expand_omp_build_assign): Likewise.
637 (expand_omp_taskreg): Likewise.
638 (oacc_collapse): Likewise.
639 (expand_oacc_collapse_init): Likewise.
640 (expand_oacc_collapse_vars): Likewise.
641 (expand_omp_for_init_counts): Likewise.
642 (expand_omp_for_init_vars): Likewise.
643 (extract_omp_for_update_vars): Likewise.
644 (expand_omp_ordered_source): Likewise.
645 (expand_omp_ordered_sink): Likewise.
646 (expand_omp_ordered_source_sink): Likewise.
647 (expand_omp_for_ordered_loops): Likewise.
648 (expand_omp_for_generic): Likewise.
649 (expand_omp_for_static_nochunk): Likewise.
650 (find_phi_with_arg_on_edge): Likewise.
651 (expand_omp_for_static_chunk): Likewise.
652 (expand_cilk_for): Likewise.
653 (expand_omp_simd): Likewise.
654 (expand_omp_taskloop_for_outer): Likewise.
655 (expand_omp_taskloop_for_inner): Likewise.
656 (expand_oacc_for): Likewise.
657 (expand_omp_for): Likewise.
658 (expand_omp_sections): Likewise.
659 (expand_omp_single): Likewise.
660 (expand_omp_synch): Likewise.
661 (expand_omp_atomic_load): Likewise.
662 (expand_omp_atomic_store): Likewise.
663 (expand_omp_atomic_fetch_op): Likewise.
664 (expand_omp_atomic_pipeline): Likewise.
665 (expand_omp_atomic_mutex): Likewise.
666 (expand_omp_atomic): Likewise.
667 (oacc_launch_pack): and moved to omp-general.c, made public.
668 (OACC_FN_ATTRIB): Likewise.
669 (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
671 (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
673 (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
674 moved to omp-general.c.
675 (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
677 (oacc_fn_attrib_kernels_p): Moved to omp-general.c.
678 (oacc_fn_attrib_level): Moved to omp-offload.c.
679 (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
681 (get_oacc_ifn_dim_arg): Renamed to oacc_get_ifn_dim_arg and moved to
683 (mark_loops_in_oacc_kernels_region): Moved to omp-expand.c.
684 (grid_launch_attributes_trees): Likewise.
685 (grid_attr_trees): Likewise.
686 (grid_create_kernel_launch_attr_types): Likewise.
687 (grid_insert_store_range_dim): Likewise.
688 (grid_get_kernel_launch_attributes): Likewise.
689 (get_target_argument_identifier_1): Likewise.
690 (get_target_argument_identifier): Likewise.
691 (get_target_argument_value): Likewise.
692 (push_target_argument_according_to_value): Likewise.
693 (get_target_arguments): Likewise.
694 (expand_omp_target): Likewise.
695 (grid_expand_omp_for_loop): Moved to omp-grid.c.
696 (grid_arg_decl_map): Likewise.
697 (grid_remap_kernel_arg_accesses): Likewise.
698 (grid_expand_target_grid_body): Likewise.
699 (expand_omp): Renamed to omp_expand and moved to omp-expand.c.
700 (build_omp_regions_1): Moved to omp-expand.c.
701 (build_omp_regions_root): Likewise.
702 (omp_expand_local): Likewise.
703 (build_omp_regions): Likewise.
704 (execute_expand_omp): Likewise.
705 (pass_data_expand_omp): Likewise.
706 (pass_expand_omp): Likewise.
707 (make_pass_expand_omp): Likewise.
708 (pass_data_expand_omp_ssa): Likewise.
709 (pass_expand_omp_ssa): Likewise.
710 (make_pass_expand_omp_ssa): Likewise.
711 (grid_lastprivate_predicate): Renamed to
712 omp_grid_lastprivate_predicate and moved to omp-grid.c, made public.
713 (grid_prop): Moved to omp-grid.c.
714 (GRID_MISSED_MSG_PREFIX): Likewise.
715 (grid_safe_assignment_p): Likewise.
716 (grid_seq_only_contains_local_assignments): Likewise.
717 (grid_find_single_omp_among_assignments_1): Likewise.
718 (grid_find_single_omp_among_assignments): Likewise.
719 (grid_find_ungridifiable_statement): Likewise.
720 (grid_parallel_clauses_gridifiable): Likewise.
721 (grid_inner_loop_gridifiable_p): Likewise.
722 (grid_dist_follows_simple_pattern): Likewise.
723 (grid_gfor_follows_tiling_pattern): Likewise.
724 (grid_call_permissible_in_distribute_p): Likewise.
725 (grid_handle_call_in_distribute): Likewise.
726 (grid_dist_follows_tiling_pattern): Likewise.
727 (grid_target_follows_gridifiable_pattern): Likewise.
728 (grid_remap_prebody_decls): Likewise.
729 (grid_var_segment): Likewise.
730 (grid_mark_variable_segment): Likewise.
731 (grid_copy_leading_local_assignments): Likewise.
732 (grid_process_grid_body): Likewise.
733 (grid_eliminate_combined_simd_part): Likewise.
734 (grid_mark_tiling_loops): Likewise.
735 (grid_mark_tiling_parallels_and_loops): Likewise.
736 (grid_process_kernel_body_copy): Likewise.
737 (grid_attempt_target_gridification): Likewise.
738 (grid_gridify_all_targets_stmt): Likewise.
739 (grid_gridify_all_targets): Renamed to omp_grid_gridify_all_targets
740 and moved to omp-grid.c, made public.
741 (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
743 (add_decls_addresses_to_decl_constructor): Moved to omp-offload.c.
744 (omp_finish_file): Likewise.
745 (oacc_thread_numbers): Likewise.
746 (oacc_xform_loop): Likewise.
747 (oacc_default_dims, oacc_min_dims): Likewise.
748 (oacc_parse_default_dims): Likewise.
749 (oacc_validate_dims): Likewise.
750 (new_oacc_loop_raw): Likewise.
751 (new_oacc_loop_outer): Likewise.
752 (new_oacc_loop): Likewise.
753 (new_oacc_loop_routine): Likewise.
754 (finish_oacc_loop): Likewise.
755 (free_oacc_loop): Likewise.
756 (dump_oacc_loop_part): Likewise.
757 (dump_oacc_loop): Likewise.
758 (debug_oacc_loop): Likewise.
759 (oacc_loop_discover_walk): Likewise.
760 (oacc_loop_sibling_nreverse): Likewise.
761 (oacc_loop_discovery): Likewise.
762 (oacc_loop_xform_head_tail): Likewise.
763 (oacc_loop_xform_loop): Likewise.
764 (oacc_loop_process): Likewise.
765 (oacc_loop_fixed_partitions): Likewise.
766 (oacc_loop_auto_partitions): Likewise.
767 (oacc_loop_partition): Likewise.
768 (default_goacc_fork_join): Likewise.
769 (default_goacc_reduction): Likewise.
770 (execute_oacc_device_lower): Likewise.
771 (default_goacc_validate_dims): Likewise.
772 (default_goacc_dim_limit): Likewise.
773 (pass_data_oacc_device_lower): Likewise.
774 (pass_oacc_device_lower): Likewise.
775 (make_pass_oacc_device_lower): Likewise.
776 (execute_omp_device_lower): Likewise.
777 (pass_data_omp_device_lower): Likewise.
778 (pass_omp_device_lower): Likewise.
779 (make_pass_omp_device_lower): Likewise.
780 (pass_data_omp_target_link): Likewise.
781 (pass_omp_target_link): Likewise.
782 (find_link_var_op): Likewise.
783 (pass_omp_target_link::execute): Likewise.
784 (make_pass_omp_target_link): Likewise.
785 * Makefile.in (OBJS): Added omp-offload.o, omp-expand.o, omp-general.o
787 (GTFILES): Added omp-offload.h, omp-offload.c and omp-expand.c, removed
789 * gimple-fold.c: Include omp-general.h instead of omp-low.h.
790 (fold_internal_goacc_dim): Adjusted calls to
791 get_oacc_ifn_dim_arg and get_oacc_fn_dim_size to use their new names.
792 * gimplify.c: Include omp-low.h.
793 (omp_notice_variable): Adjust the call to get_oacc_fn_attrib to use
795 (gimplify_omp_task): Adjusted calls to find_omp_clause to use its new
797 (gimplify_omp_for): Likewise.
798 * lto-cgraph.c: Include omp-offload.h instead of omp-low.h.
799 * toplev.c: Include omp-offload.h instead of omp-low.h.
800 * tree-cfg.c: Include omp-general.h instead of omp-low.h. Also
801 include omp-expand.h.
802 (make_edges_bb): Adjusted the call to make_gimple_omp_edges to use its
804 (make_edges): Adjust the call to free_omp_regions to use its new name.
805 * tree-parloops.c: Include omp-general.h.
806 (create_parallel_loop): Adjusted the call to set_oacc_fn_attrib to use
808 (parallelize_loops): Adjusted the call to get_oacc_fn_attrib to use
810 * tree-ssa-loop.c: Include omp-general.h instead of omp-low.h.
811 (gate_oacc_kernels): Adjusted the call to get_oacc_fn_attrib to use
813 * tree-vrp.c: Include omp-general.h instead of omp-low.h.
814 (extract_range_basic): Adjusted calls to get_oacc_ifn_dim_arg and
815 get_oacc_fn_dim_size to use their new names.
816 * varpool.c: Include omp-offload.h instead of omp-low.h.
817 * gengtype.c (open_base_files): Replace omp-low.h with omp-offload.h in
819 * config/nvptx/nvptx.c: Include omp-general.c.
820 (nvptx_expand_call): Adjusted the call to get_oacc_fn_attrib to use
822 (nvptx_reorg): Likewise.
823 (nvptx_record_offload_symbol): Likewise.
825 2016-12-14 Martin Sebor <msebor@redhat.com>
828 * gimple-ssa-sprintf.c (target_dir_max): New macro.
829 (get_mpfr_format_length): New function.
830 (format_integer): Use HOST_WIDE_INT instead of int.
831 (format_floating_max): Same.
832 (format_floating): Call get_mpfr_format_length.
833 (format_directive): Use target_dir_max.
835 2016-12-14 Jakub Jelinek <jakub@redhat.com>
838 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_STV_TEMP.
839 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies,
840 dimode_scalar_chain::convert_reg): Use SLOT_STV_TEMP instead of
843 2016-12-14 Uros Bizjak <ubizjak@gmail.com>
846 * config/i386/i386-builtin.def: Add __builtin_clzs and __builtin_ctzs.
847 (ix86_fold_builtin): Handle IX86_BUILTIN_CTZS and IX86_BUILTIN_CLZS.
848 * config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
851 2016-12-14 Jakub Jelinek <jakub@redhat.com>
854 * valtrack.c: Include rtl-iter.h.
855 (struct rtx_subst_pair): Add insn field.
856 (propagate_for_debug_subst): If pair->to contains at least 2
857 regs, create a DEBUG_INSN with a debug temp before pair->insn
858 and replace from with the debug temp instead of pair->to.
859 (propagate_for_debug): Initialize p.insn.
860 * combine.c (insn_uid_check): New inline function.
861 (INSN_COST, LOG_LINKS): Use it instead of INSN_UID.
862 (find_single_use, combine_instructions,
863 cant_combine_insn_p, try_combine): Use NONDEBUG_INSN_P instead of
866 2016-12-14 Martin Sebor <msebor@redhat.com>
869 * builtin-attrs.def (ATTR_NONNULL_1_1, ATTR_NONNULL_1_2): Defined.
870 (ATTR_NONNULL_1_3, ATTR_NONNULL_1_4, ATTR_NONNULL_1_5): Same.
871 (ATTR_NOTHROW_NONNULL_1_1, ATTR_NOTHROW_NONNULL_1_2): Same.
872 (ATTR_NOTHROW_NONNULL_1_3, ATTR_NOTHROW_NONNULL_1_4): Same.
873 (ATTR_NOTHROW_NONNULL_1_5): Same.
874 (ATTR_NONNULL_1_FORMAT_PRINTF_1_2): Same.
875 (ATTR_NONNULL_1_FORMAT_PRINTF_2_0): Same.
876 (ATTR_NONNULL_1_FORMAT_PRINTF_2_3): Same.
877 (ATTR_NONNULL_1_FORMAT_PRINTF_3_0): Same.
878 (ATTR_NONNULL_1_FORMAT_PRINTF_3_4): Same.
879 (ATTR_NONNULL_1_FORMAT_PRINTF_4_0): Same.
880 (ATTR_NONNULL_1_FORMAT_PRINTF_4_5): Same.
881 * builtins.c (validate_arg): Add argument. Treat null pointers
882 passed to nonnull arguments as invalid.
883 (validate_arglist): Same.
884 * builtins.def (fprintf, fprintf_unlocked): Add nonnull attribute.
885 (printf, printf_unlocked, sprintf. vfprintf, vsprintf): Same.
886 (__sprintf_chk, __vsprintf_chk, __fprintf_chk, __vfprintf_chk): Same.
887 * calls.c (get_nonnull_ags, maybe_warn_null_arg): New functions.
888 (initialize_argument_information): Diagnose null pointers passed to
889 arguments declared nonnull.
890 * calls.h (get_nonnull_args): Declared.
892 2016-12-14 Michael Meissner <meissner@linux.vnet.ibm.com>
894 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): On ISA
895 3.0/power9, add support to use the VEXTU{B,H,W}{L,R}X extract
897 * config/rs6000/vsx.md (VSr2): Add IEEE 128-bit floating point
898 type constraint registers.
900 (FL_CONV): New mode iterator for binary floating types that have a
901 direct conversion from 64-bit integer to floating point.
902 (vsx_extract_<mode>_p9): Add support for the ISA 3.0/power9
903 VEXTU{B,H,W}{L,R}X extract instructions.
904 (vsx_extract_<mode>_p9 splitter): Add splitter to load up the
905 extract byte position into the GPR if we are using the
906 VEXTU{B,H,W}{L,R}X extract instructions.
907 (vsx_extract_<mode>_di_p9): Support extracts to GPRs.
908 (vsx_extract_<mode>_store_p9): Support extracting to GPRs so that
909 we can use reg+offset address instructions.
910 (vsx_extract_<mode>_var): Support extracts to GPRs.
911 (vsx_extract_<VSX_EXTRACT_I:mode>_<SDI:mode>_var): New combiner
912 insn to combine vector extracts with zero_extend.
913 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>): Optimize
914 extracting a small integer vector element and converting it to a
916 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Likewise.
917 (UNSPEC_XXEXTRACTUW): New unspec.
918 (UNSPEC_XXINSERTW): Likewise.
919 (vextract4b): Add support for the vec_vextract4b built-in
921 (vextract4b_internal): Likewise.
922 (vinsert4b): Add support for the vec_insert4b built-in function.
923 Include both a version that inserts element 1 from a V4SI object
924 and one that inserts a DI object.
925 (vinsert4b_internal): Likewise.
926 (vinsert4b_di): Likewise.
927 (vinsert4b_di_internal): Likewise.
928 * config/rs6000/predicates.md (const_0_to_11_operand): New
929 predicate, match 0..11.
930 * config/rs6000/rs6000-builtin.def (BU_P9V_VSX_3): Set built-in
931 type to ternary, not binary.
932 (BU_P9V_64BIT_VSX_3): Likewise.
933 (P9V_BUILTIN_VEXTRACT4B): Add support for vec_vinsert4b and
934 vec_extract4b non-overloaded built-in functions.
935 (P9V_BUILTIN_VINSERT4B): Likewise.
936 (P9V_BUILTIN_VINSERT4B_DI): Likewise.
937 (P9V_BUILTIN_VEC_VEXTULX): Move to section that adds 2 operand ISA
938 3.0 built-in functions.
939 (P9V_BUILTIN_VEC_VEXTURX): Likewise.
940 (P9V_BUILTIN_VEC_VEXTRACT4B): Add support for overloaded
941 vec_insert4b and vec_extract4 built-in functions.
942 (P9V_BUILTIN_VEC_VINSERT4B): Likewise.
943 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
944 overloaded support for vec_vinsert4b and vec_extract4b.
945 * config/rs6000/rs6000.c (altivec_expand_builtin): Add checks for
946 the vec_insert4b and vec_extract4b byte number being a constant in
948 * config/rs6000/altivec.h (vec_vinsert4b): Support vec_vinsert4b
949 and vec_extract4b built-in functions.
950 * doc/extend.doc (PowerPC VSX built-in functions): Document
951 vec_insert4b and vec_extract4b.
953 2016-12-14 Martin Liska <mliska@suse.cz>
955 * gimple-pretty-print.c (dump_probability): New function.
956 (dump_edge_probability): Use the function.
957 (dump_gimple_label): Likewise.
958 (dump_gimple_bb_header): Likewise.
960 2016-12-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
961 Jakub Jelinek <jakub@redhat.com>
963 * tree-ssa-strlen.c (fold_strstr_to_memcmp): New function.
964 (strlen_optimize_stmt): Call fold_strstr_to_memcmp.
966 2016-12-14 Eric Botcazou <ebotcazou@adacore.com>
968 * lra-constraints.c (process_address_1): Do not attempt to decompose
969 addresses for MEMs that satisfy fixed-form constraints.
971 2016-12-14 Richard Biener <rguenther@suse.de>
973 PR tree-optimization/78788
974 * tree-vrp.c (set_value_range): Allow [-INF(OVF), +INF(OVF)].
975 (set_and_canonicalize_value_range): Do not drop the above to
978 2016-12-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
980 * config/rs6000/rs600.c (rs6000_builtin_vectorization_cost):
981 Adjust unaligned load cost.
983 2016-12-13 Uros Bizjak <ubizjak@gmail.com>
986 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
987 Calculate additional gain for andnot for targets without BMI.
989 2016-12-13 Carl Love <cel@us.ibm.com>
991 * config/rs6000/rs6000-c.c: Add built-in support for
992 vector float vec_pack (vector double, vector double)
993 vector double vec_sld (vector double, vector double)
994 * config/rs6000/rs6000.c: Add icode check for vsldoi_v2df to allow
995 4-bit unsigned literal.
996 * config/rs6000/rs6000-builtin.def: Add definition for VSLDOI_2DF
997 * doc/extend.texi: Update the built-in documentation file for the
998 new powerpc vec_pack and vec_sld built-ins.
1000 2016-12-13 Martin Liska <mliska@suse.cz>
1002 * sanopt.c (sanopt_optimize_walker): Set contains_asan_mark.
1003 (sanopt_optimize): Add new argument.
1004 (sanitize_asan_mark_unpoison): New function.
1005 (maybe_contains_asan_check): Likewise.
1006 (sanitize_asan_mark_poison): Likewise.
1007 (pass_sanopt::execute): Call the new functions.
1009 2016-12-13 Martin Liska <mliska@suse.cz>
1011 PR tree-optimization/78428
1012 * expr.c (store_constructor_field): Add new arguments to the function.
1013 (store_constructor): Set up bitregion_end and add gcc_unreachable to
1014 fields that have either non-constant size or (and) offset.
1016 2016-12-13 Marek Polacek <polacek@redhat.com>
1018 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Change
1019 parameters' type from int to HOST_WIDE_INT.
1020 (compute_overlap_steps_for_affine_1_2): Change parameters' type from
1021 int to HOST_WIDE_INT.
1022 (build_classic_dist_vector_1): Likewise.
1023 (add_multivariate_self_dist): Likewise.
1025 2016-12-13 Michael Matz <matz@suse.de>
1027 PR tree-optimization/78725
1028 * tree-ssa-loop-split.c (split_at_bb_p): Check for overflow and
1029 at correct use point.
1031 2016-12-13 Martin Liska <mliska@suse.cz>
1033 * asan.c (asan_expand_mark_ifn): Use renamed
1034 BUILT_IN_ASAN_{UN}CLOBBER_N to BUILT_IN_ASAN_{UN}POISON_STACK_MEMORY.
1035 * sanitizer.def: Likewise.
1037 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
1039 * doc/extend.texi (Half-Precision): Update to document current
1042 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
1044 * doc/extend.texi (Floating Types): Document availability of
1045 _Float16 on ARM/AArch64.
1047 2016-12-13 Richard Biener <rguenther@suse.de>
1049 PR tree-optimization/78699
1050 * tree-vect-data-refs.c (vect_analyze_group_access_1): Limit
1053 2016-12-13 Richard Biener <rguenther@suse.de>
1056 * tree.c (cst_and_fits_in_hwi): Look if the actual value fits.
1057 * tree-object-size.c (compute_builtin_object_size): Use
1059 * tree-data-ref.c (initialize_matrix_A): Remove excess assert.
1061 2016-12-13 Martin Liska <mliska@suse.cz>
1063 * asan.c (asan_mark_poison_p): Remove.
1064 (asan_mark_p): New function.
1065 (transform_statements): Use the function.
1066 (asan_expand_mark_ifn): Do not use masked enum.
1067 * asan.h (enum asan_mark_flags): Declare it via a macro.
1068 * gimple-pretty-print.c (dump_gimple_call_args): Dump first
1069 argument of ASAN_MARK.
1070 * gimplify.c (build_asan_poison_call_expr): Use new enum values.
1071 (asan_poison_variable): Likewise.
1073 2016-12-13 Jakub Jelinek <jakub@redhat.com>
1076 * ipa-pure-const.c (cdtor_p): Return true for
1077 DECL_STATIC_{CON,DE}STRUCTOR even when it is
1078 DECL_LOOPING_CONST_OR_PURE_P.
1080 2016-12-12 Jakub Jelinek <jakub@redhat.com>
1082 PR tree-optimization/78777
1083 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge,
1084 insert_initializers): Use stmt_ends_bb_p instead of is_ctrl_stmt.
1087 * opt-functions.awk (opt_args): Use [{] instead of { in regexps.
1090 2016-12-12 Martin Sebor <msebor@redhat.com>
1094 * gimple-ssa-sprintf.c (min_bytes_remaining): Use res.knownrange
1095 rather than res.bounded.
1096 (get_width_and_precision): Set precision to -1 when negative.
1097 (adjust_range_for_overflow): New function.
1098 (format_integer): Correct the handling of the space, plus, and pound
1099 flags, and the special case of zero precision.
1100 Always set res.bounded to true unless either precision or width
1101 is specified and unknown.
1102 Call adjust_range_for_overflow.
1103 Avoid use zero as the shortest value when precision is specified
1105 (format_directive): Remove vestigial quoting. Always inform of
1106 argument value or range when it's available.
1107 (add_bytes): Correct the computation of boundrange used to
1108 decide whether a warning is of a "maybe" or "defnitely" kind.
1110 2016-12-12 Dominik Vogt <vogt@linux.vnet.ibm.com>
1112 * combine.c (change_zero_ext): Handle mode expanding zero_extracts.
1114 2016-12-12 Uros Bizjak <ubizjak@gmail.com>
1117 * config/i386/i386.h (X87_ENABLE_ARITH): Also enable for
1118 flag_unsafe_math_optimizations.
1119 (X87_ENABLE_FLOAT): Ditto.
1121 2016-12-12 Marek Polacek <polacek@redhat.com>
1124 * gimplify.c (gimplify_va_arg_expr): Don't require ADDR_EXPR for
1125 Case 1; check POINTER_TYPE_P instead.
1127 2016-12-12 Bernd Schmidt <bschmidt@redhat.com>
1129 PR rtl-optimization/78669
1130 * ira.c (combine_and_move_insns): When deleting an insn, clear the
1131 replace flag for all used regs in that insn.
1133 2016-12-12 Thomas Preud'homme <thomas.preudhomme@arm.com>
1135 * config/arm/arm-opts.h: Move struct arm_arch_core_flag and
1136 arm_arch_core_flags to ...
1137 * common/config/arm/arm-common.c: There.
1139 2016-12-12 Eric Botcazou <ebotcazou@adacore.com>
1141 * config/sparc/constraints.md (T): Use special memory constraint.
1143 (W): Add TARGET_ARCH64 test.
1144 * config/sparc/sparc.md (*movdi_insn_sp32): Replace 'W' with 'T'.
1145 (*movdf_insn_sp32): Likewise.
1146 (*mov<VM64:mode>_insn_sp32): Likewise. Replace 'e' with 'f' in
1147 conjunction with offsettable memory references.
1149 2016-12-11 Sandra Loosemore <sandra@codesourcery.com>
1151 * config/nios2/nios2.c (nios2_emit_move_sequence): Call copy_rtx
1152 to avoid shared structure error.
1154 2016-12-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1157 * config/rs6000/rs6000.c (find_alignment_op): Discard from
1158 consideration any artificial definition.
1160 2016-12-11 Iain Sandoe <iain@codesourcery.com>
1162 * configure.ac (CROSS directory tests): Remove the assumption that
1163 Darwin hosts contain suitable target sysroots in "/".
1164 * configure: Regenerate.
1166 2016-12-11 Iain Sandoe <iain@codesourcery.com>
1168 PR rtl-optimization/71496
1169 * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
1170 copyable. (load_macho_picbase_di, reload_macho_picbase_si,
1171 reload_macho_picbase_di): Likewise.
1173 2012-12-11 John David Anglin <danglin@gcc.gnu.org>
1175 * config/pa/pa.c (pa_callee_copies): New function.
1176 * config/pa/pa.opt (mcaller-copies): New option.
1177 * doc/invoke.texi (mcaller-copies): Document option.
1179 2016-12-11 Uros Bizjak <ubizjak@gmail.com>
1182 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
1183 <case ASHIFT, case LSHIFTRT>: Consider all constant shifts.
1185 (dimode_scalar_chain::compute_convert_gain): Reduce gain for
1186 constant shifts larger or equal than 32.
1188 2016-12-11 Roger Pau Monné <roger.pau@citrix.com>
1190 * config/i386/x86-64.h: Append --32 to the assembler options when
1191 -m16 is used on non-glibc systems as well.
1193 2016-12-10 Allan Sandfeld Jensen <allan.jensen@qt.io>
1196 * config/i386/mmintrin.h (__m64_u): New type
1197 * config/i386/emmintrin.h (_mm_loadl_epi64, _mm_storel_epi64):
1198 Make the allowed unaligned memory access explicit.
1200 2016-12-10 Krister Walfridsson <krister.walfridsson@gmail.com>
1202 * config.gcc (i386-*-netbsd*): Make i486 the default arch on NetBSD.
1203 Generally use cpu generic.
1205 2016-12-10 Jakub Jelinek <jakub@redhat.com>
1206 Marc Glisse <marc.glisse@inria.fr>
1208 PR tree-optimization/78720
1209 * match.pd (A < 0 ? C : 0): Only optimize for signed A. If shift
1210 is negative, sign extend to @1's type and than AND with C.
1212 2016-12-10 Jakub Jelinek <jakub@redhat.com>
1215 * tree-object-size.c (compute_object_offset) <case ARRAY_REF>: Handle
1216 non-zero low bound or non-standard element sizes.
1219 * lto-streamer-in.c (input_function): In addition to debug stmts
1220 without -g, remove IFN_*SAN_* calls if corresponding flag_sanitize
1223 2016-12-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1225 * config/rs6000/rs6000-passes.def: New file.
1226 * config/rs6000/rs6000-protos.h: Declare make_pass_analyze_swaps.
1227 * config/rs6000/rs6000.c (rs6000_option_override): Remove
1228 registration of machine-specific passes.
1229 (pass_analyze_swaps::clone): New function.
1230 * config/rs6000/t-rs6000: Define PASSES_EXTRA.
1232 2016-12-09 Kugan Vivekanandarajah <kuganv@linaro.org>
1235 * ipa-cp.c (propagate_vr_accross_jump_function): Call
1236 drop_tree_overflow after fold_convert.
1238 2016-12-09 Jakub Jelinek <jakub@redhat.com>
1241 * config/rs6000/rs6000.md (*and<mode>3_imm_mask_dot,
1242 *and<mode>3_imm_mask_dot2): Add rs6000_is_valid_and_mask to insn
1245 2016-12-09 Segher Boessenkool <segher@kernel.crashing.org>
1248 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Use
1249 GET_MODE_BITSIZE. Return 2.
1250 (CTZ_DEFINED_VALUE_AT_ZERO): Use GET_MODE_BITSIZE. Return 2. Handle
1251 TARGET_POPCNTD the same as TARGET_CTZ.
1252 * config/rs6000/rs6000.md (ctz<mode>2): Reimplement.
1253 (ffs<mode>2): Reimplement.
1255 2016-12-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
1257 PR rtl-optimization/78255
1258 * gcc/postreload.c (reload_cse_simplify): Do not CSE a function if
1259 NO_FUNCTION_CSE is true.
1261 2016-12-09 Cesar Philippidis <cesar@codesourcery.com>
1264 * ipa-icf.c (sem_function::parse): Don't process functions with
1265 oacc decl attributes, as they may be OpenACC routines.
1267 2016-12-09 David Malcolm <dmalcolm@redhat.com>
1269 * rtl.h (get_mem_attrs): Add "const" qualifier to returned
1272 2016-12-09 Nathan Sidwell <nathan@acm.org>
1275 * convert.c (convert_to_integer_1): Maybe fold conversions to
1276 integral types with fewer bits than its mode.
1278 2016-12-09 Martin Liska <mliska@suse.cz>
1280 * tree-pretty-print.c (pretty_print_string): Escape non-printable
1283 2016-12-09 Jakub Jelinek <jakub@redhat.com>
1285 PR tree-optimization/78726
1286 * tree-ssa-reassoc.c (make_new_ssa_for_def): Add OPCODE and OP
1287 argument. For lhs uses in debug stmts, don't replace lhs with
1288 new_lhs, but with a debug temp set to new_lhs opcode op.
1289 (make_new_ssa_for_all_defs): Add OPCODE argument, pass OPCODE and
1290 OP down to make_new_ssa_for_def.
1291 (zero_one_operation): Call make_new_ssa_for_all_defs even when
1292 stmts_to_fix is empty, if *def has not changed yet. Pass
1293 OPCODE to make_new_ssa_for_all_defs.
1295 2016-12-08 Martin Sebor <msebor@redhat.com>
1298 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
1299 identifier tree nodes.
1300 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
1301 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
1302 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
1303 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
1304 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
1305 * builtins.c (expand_builtin_alloca): Call
1306 maybe_warn_alloc_args_overflow.
1307 * builtins.def (aligned_alloc, calloc, malloc, realloc):
1308 Add attribute alloc_size.
1309 (alloca): Add attribute alloc_size and returns_nonnull.
1310 * calls.h (maybe_warn_alloc_args_overflow): Declare.
1311 * calls.c (alloc_max_size, operand_signed_p): New functions.
1312 (maybe_warn_alloc_args_overflow): Define.
1313 (initialize_argument_information): Diagnose overflow in functions
1314 declared with attaribute alloc_size.
1315 * doc/invoke.texi (Warning Options): Document -Walloc-zero and
1316 -Walloc-size-larger-than.
1318 2016-12-08 Vladimir Makarov <vmakarov@redhat.com>
1320 PR rtl-optimization/78671
1321 * lra-assign.c (find_hard_regno_for_1): Check prohibited regs for an
1324 2016-12-08 Uros Bizjak <ubizjak@gmail.com>
1326 * config/i386/i386.h (HARD_REGNO_NREGS): Use GENERAL_REGNO_P.
1327 (HARD_REGNO_NREGS_HAS_PADDING): Ditto. Simplify macro.
1329 2015-12-08 Wilco Dijkstra <wdijkstr@arm.com>
1332 * config/aarch64/aarch64.c (aarch64_classify_address):
1333 Set load_store_pair_p for TImode and TFmode.
1335 2016-12-08 David Malcolm <dmalcolm@redhat.com>
1337 * emit-rtl.c (gen_reg_rtx): Move regno_pointer_align and
1338 regno_reg_rtx resizing logic to...
1339 (emit_status::ensure_regno_capacity): ...this new method,
1340 and ensure that the buffers are large enough.
1341 (init_emit): Allocate regno_reg_rtx using ggc_cleared_vec_alloc
1342 rather than ggc_vec_alloc.
1343 * function.h (emit_status::ensure_regno_capacity): New method.
1345 2016-12-08 Dmitry Vyukov <dvyukov@google.com>
1347 * opts.c (finish_options): Enable -fsanitize-address-use-after-scope
1348 only if -fsanitize=address is enabled (not -fsanitize=kernel-address).
1349 * doc/invoke.texi (-fsanitize=kernel-address):
1350 Don't say that it enables -fsanitize-address-use-after-scope.
1352 2016-12-08 Bin Cheng <bin.cheng@arm.com>
1355 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Check
1356 sign bit for index step of data reference.
1358 2016-12-08 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1360 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
1361 Handle SYMBOL_SMALL_TLSGD for ILP32.
1362 * config/aarch64/aarch64.md : tlsgd_small modified into
1363 tlsgd_small_<mode> to support SImode and DImode.
1364 *tlsgd_small modified into *tlsgd_small_<mode> to support SImode and
1367 2016-12-08 Andrew Pinski <apinski@cavium.com>
1369 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
1370 Access the lower part of RTX appropriately.
1372 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1374 * genpreds.c (write_tm_constrs_h): Update for renaming of
1375 rtx_reader_ptr to md_reader_ptr.
1376 (write_tm_preds_h): Likewise.
1377 (write_insn_preds_c): Likewise.
1378 * read-md.c (rtx_reader_ptr): Rename to...
1379 (md_reader_ptr): ...this, and convert from an
1380 rtx_reader * to a md_reader *.
1381 (rtx_reader::set_md_ptr_loc): Rename to...
1382 (md_reader::set_md_ptr_loc): ...this.
1383 (rtx_reader::get_md_ptr_loc): Rename to...
1384 (md_reader::get_md_ptr_loc): ...this.
1385 (rtx_reader::copy_md_ptr_loc): Rename to...
1386 (md_reader::copy_md_ptr_loc): ...this.
1387 (rtx_reader::fprint_md_ptr_loc): Rename to...
1388 (md_reader::fprint_md_ptr_loc): ...this.
1389 (rtx_reader::print_md_ptr_loc): Rename to...
1390 (md_reader::print_md_ptr_loc): ...this.
1391 (rtx_reader::join_c_conditions): Rename to...
1392 (md_reader::join_c_conditions): ...this.
1393 (rtx_reader::fprint_c_condition): ...this.
1394 (rtx_reader::print_c_condition): Rename to...
1395 (md_reader::print_c_condition): ...this.
1396 (fatal_with_file_and_line): Update for renaming of
1397 rtx_reader_ptr to md_reader_ptr.
1398 (rtx_reader::require_char): Rename to...
1399 (md_reader::require_char): ...this.
1400 (rtx_reader::require_char_ws): Rename to...
1401 (md_reader::require_char_ws): ...this.
1402 (rtx_reader::require_word_ws): Rename to...
1403 (md_reader::require_word_ws): ...this.
1404 (rtx_reader::read_char): Rename to...
1405 (md_reader::read_char): ...this.
1406 (rtx_reader::unread_char): Rename to...
1407 (md_reader::unread_char): ...this.
1408 (rtx_reader::peek_char): Rename to...
1409 (md_reader::peek_char): ...this.
1410 (rtx_reader::read_name): Rename to...
1411 (md_reader::read_name): ...this.
1412 (rtx_reader::read_escape): Rename to...
1413 (md_reader::read_escape): ...this.
1414 (rtx_reader::read_quoted_string): Rename to...
1415 (md_reader::read_quoted_string): ...this.
1416 (rtx_reader::read_braced_string): Rename to...
1417 (md_reader::read_braced_string): ...this.
1418 (rtx_reader::read_string): Rename to...
1419 (md_reader::read_string): ...this.
1420 (rtx_reader::read_skip_construct): Rename to...
1421 (md_reader::read_skip_construct): ...this.
1422 (rtx_reader::handle_constants): Rename to...
1423 (md_reader::handle_constants): ...this.
1424 (rtx_reader::traverse_md_constants): Rename to...
1425 (md_reader::traverse_md_constants): ...this.
1426 (rtx_reader::handle_enum): Rename to...
1427 (md_reader::handle_enum): ...this.
1428 (rtx_reader::lookup_enum_type): Rename to...
1429 (md_reader::lookup_enum_type): ...this.
1430 (rtx_reader::traverse_enum_types): Rename to...
1431 (md_reader::traverse_enum_types): ...this.
1432 (rtx_reader::rtx_reader): Rename to...
1433 (md_reader::md_reader): ...this, and update for renaming of
1434 rtx_reader_ptr to md_reader_ptr.
1435 (rtx_reader::~rtx_reader): Rename to...
1436 (md_reader::~md_reader): ...this, and update for renaming of
1437 rtx_reader_ptr to md_reader_ptr.
1438 (rtx_reader::handle_include): Rename to...
1439 (md_reader::handle_include): ...this.
1440 (rtx_reader::handle_file): Rename to...
1441 (md_reader::handle_file): ...this.
1442 (rtx_reader::handle_toplevel_file): Rename to...
1443 (md_reader::handle_toplevel_file): ...this.
1444 (rtx_reader::get_current_location): Rename to...
1445 (md_reader::get_current_location): ...this.
1446 (rtx_reader::add_include_path): Rename to...
1447 (md_reader::add_include_path): ...this.
1448 (rtx_reader::read_md_files): Rename to...
1449 (md_reader::read_md_files): ...this.
1450 * read-md.h (class rtx_reader): Split into...
1451 (class md_reader): ...new class.
1452 (rtx_reader_ptr): Rename to...
1453 (md_reader_ptr): ...this, and convert to a md_reader *.
1454 (class noop_reader): Update base class to be md_reader.
1455 (class rtx_reader): Reintroduce as a subclass of md_reader.
1456 (rtx_reader_ptr): Reintroduce as a rtx_reader *.
1457 (read_char): Update for renaming of rtx_reader_ptr to
1459 (unread_char): Likewise.
1460 * read-rtl.c (rtx_reader_ptr): New global.
1461 (rtx_reader::apply_iterator_to_string): Rename to...
1462 (md_reader::apply_iterator_to_string): ...this.
1463 (rtx_reader::copy_rtx_for_iterators): Rename to...
1464 (md_reader::copy_rtx_for_iterators): ...this.
1465 (rtx_reader::read_conditions): Rename to...
1466 (md_reader::read_conditions): ...this.
1467 (rtx_reader::record_potential_iterator_use): Rename to...
1468 (md_reader::record_potential_iterator_use): ...this.
1469 (rtx_reader::read_mapping): Rename to...
1470 (md_reader::read_mapping): ...this.
1471 (rtx_reader::read_rtx): Use rtx_reader_ptr when calling
1473 (rtx_reader::read_rtx_operand): Use get_string_obstack rather
1474 than directly accessing m_string_obstack.
1475 (rtx_reader::rtx_reader): New ctor.
1476 (rtx_reader::~rtx_reader): New dtor.
1478 2016-12-07 Martin Sebor <msebor@redhat.com>
1484 * builtins.c (expand_builtin_strcat, expand_builtin_strncat): New
1486 (compute_dest_size, get_size_range, check_sizes, check_strncat_sizes)
1487 (check_memop_sizes): Same.
1488 (expand_builtin_memcpy): Call check memop_sizes.
1489 (expand_builtin_mempcpy): Same.
1490 (expand_builtin_memset): Same,
1491 (expand_builtin_bzero): Same.
1492 (expand_builtin_memory_chk): Call check_sizes.
1493 (expand_builtin_strcpy): Same.
1494 (expand_builtin_strncpy): Same.
1495 (maybe_emit_sprintf_chk_warning): Same.
1496 (expand_builtin): Handle strcat and strncat.
1497 (fini_object_sizes): Reset pointers.
1498 (compute_object_size): New function.
1499 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
1500 Avoid issuing warnings also issued during built-in expansion.
1501 * doc/invoke.texi (Warning Options): Document -Wstringop-overflow.
1503 2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1506 * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
1507 V2DImode elements are SUBREG's convert the result into DImode
1508 rather than failing in emit_move_insn.
1510 2016-12-07 Jakub Jelinek <jakub@redhat.com>
1512 * builtins.c (fold_builtin_strstr): Removed.
1513 (fold_builtin_2): Don't call fold_builtin_strstr.
1514 * gimple-fold.c (gimple_fold_builtin_strchr): Check is_strrchr
1515 earlier in the strrchr (x, 0) -> strchr (x, 0) optimization.
1516 (gimple_fold_builtin_strstr): New function.
1517 (gimple_fold_builtin): Call it.
1518 * fold-const-call.c (fold_const_call): Handle CFN_BUILT_IN_STRSTR.
1521 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Set lhs
1522 var to lhs of new_stmt right before noreturn handling rather than to
1523 lhs of e->call_stmt early.
1525 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1527 * read-md.c (rtx_reader::require_char): New method.
1528 (require_char_ws): Convert from function to...
1529 (rtx_reader::require_char_ws): ...method.
1530 (rtx_reader::require_word_ws): New method.
1531 * read-md.h (rtx_reader::require_char): New method decl.
1532 (require_char_ws): Remove global decl in favor of...
1533 (rtx_reader::require_char_ws): ...new method decl.
1534 (rtx_reader::require_word_ws): New method decl.
1535 (rtx_reader::peek_char): New method decl.
1537 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1539 PR rtl-optimization/78617
1540 * lra-remat.c (do_remat): Initialize live_hard_regs from live in
1541 registers, also setting hard registers mapped to pseudo registers.
1543 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1545 * cfgexpand.c (pass_expand::execute): Move stack initializations
1546 to rtl_data::init_stack_alignment and call it.
1547 * emit-rtl.c (rtl_data::init_stack_alignment): New method.
1548 * emit-rtl.h (rtl_data::init_stack_alignment): New method.
1550 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
1552 * gcc/ira.c (ira_setup_eliminable_regset): Initialize crtl->is_leaf.
1553 (ira): Move initialization of crtl->is_leaf earlier.
1555 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
1557 * config/aarch64/aarch64.md (movti_aarch64): Change Ump to m.
1558 (movtf_aarch64): Likewise.
1559 * config/aarch64/aarch64.c (aarch64_classify_address):
1560 Use correct intersection of offsets.
1561 (aarch64_legitimize_address_displacement): Use 9-bit signed offsets.
1562 (aarch64_legitimize_address): Use 9-bit signed offsets for TI/TF mode.
1563 Use 7-bit signed scaled mode for modes > 16 bytes.
1565 2016-12-07 James Greenhalgh <james.greenhalgh@arm.com>
1567 PR rtl-optimization/78561
1568 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Use
1569 constant_pool_empty_p in place of get_pool_size_upper_bound.
1570 (rs6000_stack_info): Likewise.
1571 (rs6000_emit_prologue): Likewise.
1572 (rs6000_elf_declare_function_name): Likewise.
1573 (rs6000_set_up_by_prologue): Likewise.
1574 (rs6000_can_eliminate): Likewise.
1575 * output.h (get_pool_size_upper_bound): Delete.
1576 (constant_pool_empty_p): New.
1577 * varasm.c (get_pool_size_upper_bound): Delete
1578 (constant_pool_empty_p): New.
1580 2016-12-07 Bin Cheng <bin.cheng@arm.com>
1582 PR tree-optimization/78691
1583 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
1584 Require integral type for the outer expression.
1586 2016-12-07 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1588 * config/aarch64/aarch64.c
1589 (aarch64_builtin_support_vector_misalignment): New.
1590 (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): Define.
1592 2016-12-06 David Malcolm <dmalcolm@redhat.com>
1595 * config/i386/i386.c (ix86_test_dumping_memory_blockage):
1596 Conditionalize the string comparison on Pmode == DImode.
1598 2016-12-06 Tom de Vries <tom@codesourcery.com>
1600 PR tree-optimization/67955
1601 * tree-ssa-alias.c (same_addr_size_stores_p): New function.
1602 (stmt_kills_ref_p): Use it.
1604 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
1607 * calls.c (expand_call): Move back call to prepare_call_address.
1609 2016-12-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1612 * config/rs6000/rs6000.md (zero_extendqi<mode>2): Use ^ instead of
1613 ?* constraints for the ISA 3.0 patterns, so the register allocator
1614 is more likely to allocate QImode/HImode to vector registers for
1615 conversion to floating point unless a reload is needed.
1616 (zero_extendhi<mode>2): Likewise.
1617 (float<QHI:mode><FP_ISA3:mode>2_internal): Properly deal with the
1618 first alternative which is converting QImode/HImode to floating
1619 point and the QImode/HImode value is in a vector register, and
1620 does not allocate the second pseudo register. Remove zero
1621 extending into traditional floating point registers, since the
1622 instruction used only works on traditional altivec registers.
1623 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
1625 2016-12-06 David Malcolm <dmalcolm@redhat.com>
1627 * config/i386/i386.c: Include print-rtl.h.
1628 (selftest::ix86_test_dumping_memory_blockage): New function.
1629 (selftest::ix86_run_selftests): Call it.
1630 * print-rtl-function.c (print_rtx_function): Create an
1631 rtx_reuse_manager and use it.
1632 * print-rtl.c: Include "rtl-iter.h".
1633 (rtx_writer::rtx_writer): Add reuse_manager param.
1634 (rtx_reuse_manager::rtx_reuse_manager): New ctor.
1635 (uses_rtx_reuse_p): New function.
1636 (rtx_reuse_manager::preprocess): New function.
1637 (rtx_reuse_manager::has_reuse_id): New function.
1638 (rtx_reuse_manager::seen_def_p): New function.
1639 (rtx_reuse_manager::set_seen_def): New function.
1640 (rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a
1641 prefix the first time in_rtx is seen, and print reuse_rtx
1643 (print_inline_rtx): Supply NULL for new reuse_manager param.
1644 (debug_rtx): Likewise.
1645 (print_rtl): Likewise.
1646 (print_rtl_single): Likewise.
1647 (rtx_writer::print_rtl_single_with_indent): Likewise.
1648 * print-rtl.h: Include bitmap.h when building for host.
1649 (rtx_writer::rtx_writer): Add reuse_manager param.
1650 (rtx_writer::m_rtx_reuse_manager): New field.
1651 (class rtx_reuse_manager): New class.
1652 * rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager
1653 param and use it when constructing rtx_writer.
1654 (selftest::test_dumping_rtx_reuse): New function.
1655 (selftest::rtl_tests_c_tests): Call it.
1656 * selftest-rtl.h (class rtx_reuse_manager): New forward decl.
1657 (selftest::assert_rtl_dump_eq): Add reuse_manager param.
1658 (ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param.
1659 (ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro.
1661 2016-12-06 Vladimir Makarov <vmakarov@redhat.com>
1664 * lra-lives.c (process_bb_lives): Update biggest mode for
1665 implicitly used hard reg.
1667 2016-12-06 Uros Bizjak <ubizjak@gmail.com>
1669 * config/i386/predicates.md (general_gr_operand): New predicate.
1670 * config/i386/i386.md (TImode and DImode push_operand splitter):
1671 Use general_gr_operand. Macroize using DWI mode macro.
1672 (TImode and DImode nonimmediate_operand splitter): Use
1673 nonimmediate_gr_operand and general_gr_operand. Macroize using
1675 (TF/XF/DFmode push_operand splitter): Use general_gr_operand.
1676 (TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand
1677 and general_gr_operand.
1678 (XFmode nonimmediate_operand splitter): Ditto.
1679 (DFmode nonimmediate_operand splitter): Ditto.
1680 * config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto.
1682 2016-12-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1684 * config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into
1685 alphabetical order with respect to other ARMv8 processors.
1686 * config/arm/arm-tables.opt: Regenerate.
1687 * config/arm/arm-tune.md: Likewise.
1689 2016-12-06 Robert Suchanek <robert.suchanek@imgtec.com>
1691 * config/mips/mips.c (mips_expand_builtin_insn): Check input
1692 ranges of literal integer arguments.
1694 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
1697 * tree-ssa-uninit.c (simplify_preds_4): Call release() instead of
1698 destroy_predicate_vecs.
1699 (uninit_uses_cannot_happen): Make uninit_preds a scalar.
1701 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
1704 * tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change
1705 argument type to a pred_chain.
1706 (can_chain_union_be_invalidated_p): Use pred_chain instead of a
1708 (flatten_out_predicate_chains): Remove.
1709 (uninit_uses_cannot_happen): Rename from
1710 uninit_ops_invalidate_phi_use.
1711 Change logic so that we are checking that the PHI use will
1712 invalidate _ALL_ possibly uninitialized operands.
1713 (is_use_properly_guarded): Rename call to
1714 uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen.
1716 2016-12-06 Tamar Christina <tamar.christina@arm.com>
1718 * gcc/config/aarch64/arm_neon.h
1719 (vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added.
1720 (vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise.
1721 (vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise.
1722 (vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise.
1723 (vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise.
1724 (vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise.
1725 (vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise.
1726 (vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise.
1727 (vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise.
1728 (vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise.
1729 (vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise.
1730 (vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise.
1731 (vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise.
1732 (vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise.
1734 2016-12-06 Jakub Jelinek <jakub@redhat.com>
1737 * fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0)
1738 plus offset is non-zero. For maybe_nonzero_address decl base0,
1739 require indirect_base0.
1742 * fold-const-call.c (fold_const_call_1): Remove memchr handling here.
1743 (fold_const_call) <case CFN_BUILT_IN_STRNCMP,
1744 case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements.
1745 (fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0
1746 and arguments have no side-effects, return 0.
1747 (fold_const_call): Handle CFN_BUILT_IN_MEMCHR.
1750 * fold-const-call.c (fold_const_call): Handle
1751 CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}.
1753 PR tree-optimization/78675
1754 * tree-vect-loop.c (vectorizable_live_operation): For
1755 VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
1756 instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.
1758 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
1761 * emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition.
1762 (copy_rtx_if_shared_1) <CLOBBER>: Likewise.
1763 (copy_insn_1) <CLOBBER>: Likewise.
1765 2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1768 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE
1769 instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about
1770 comparing signed to unsigned values.
1771 (FUNCTION_ARG_REGNO_P): Likewise.
1773 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1774 Stefan Freudenberger <stefan@reservoir.com>
1776 PR tree-optimization/78646
1777 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
1778 addition used for the memory base expression should have the type
1781 2016-12-05 Waldemar Brodkorb <wbx@openadk.org>
1784 * config.gcc (*-*-uclinux*): Enable posix threads.
1786 2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com>
1788 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
1789 * config/i386/avx512dqintrin.h: Ditto.
1790 * config/i386/avx512fintrin.h: Ditto.
1791 * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
1792 UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
1793 UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
1794 UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
1795 UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
1796 UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
1798 * config/i386/i386-builtin.def (__builtin_ia32_knotqi,
1799 __builtin_ia32_knotsi, __builtin_ia32_knotdi,
1800 __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
1801 __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
1802 __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
1803 __builtin_ia32_kxordi, __builtin_ia32_kandqi,
1804 __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
1805 __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
1806 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
1808 2016-12-05 Segher Boessenkool <segher@kernel.crashing.org>
1810 * combine.c: Revert r243162.
1812 2016-12-05 Paolo Bonzini <bonzini@gnu.org>
1814 * match.pd: Simplify X ? C : 0 where C is a power of 2 and
1815 X tests a single bit.
1817 2016-12-05 Nathan Sidwell <nathan@acm.org>
1819 * diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
1820 (diagnostic_action_after_output): ... here.
1821 (diagnostic_report_diagnostic): Call it for non-notes.
1822 * diagnostic.h (struct diagnostic_context): Make max_errors signed int.
1823 (diagnostic_check_max_errors): Declare.
1825 2016-12-05 Cupertino Miranda <cmiranda@synopsys.com>
1827 * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
1828 (ENDFILE_SPEC): Likewise.
1830 2016-12-05 Claudiu Zissulescu <claziss@synopsys.com>
1832 * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
1833 * config/arc/arc.c (arc_unspec_offset): New function.
1834 (arc_finalize_pic): Change.
1835 (arc_emit_call_tls_get_addr): Likewise.
1836 (arc_legitimize_tls_address): Likewise.
1837 (arc_legitimize_pic_address): Likewise.
1838 (insn_is_tls_gd_dispatch): Remove.
1839 * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
1840 * config/arc/arc.md (ls_gd_load): Remove unused pattern.
1841 (tls_gd_dispatch): Likewise.
1843 2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
1845 * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
1848 2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
1850 * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
1851 (sparc_split_reg_mem_legitimate): ...this.
1852 (sparc_split_reg_mem): Declare.
1853 (sparc_split_mem_reg): Likewise.
1854 (sparc_split_regreg_legitimate): Rename to...
1855 (sparc_split_reg_reg_legitimate): ...this.
1856 * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
1857 (sparc_split_reg_mem_legitimate): ...this.
1858 (sparc_split_reg_mem): New function.
1859 (sparc_split_mem_reg): Likewise.
1860 (sparc_split_regreg_legitimate): Rename to...
1861 (sparc_split_reg_reg_legitimate): ...this.
1862 (sparc_split_reg_reg): New function.
1863 * config/sparc/sparc.md (lra): Remove "none" value.
1864 (enabled): Adjust to above change.
1865 (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
1866 (DImode splitters): Adjust to above renamings and use new functions.
1867 (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
1868 (DFmode splitters): Adjust to above renamings and use new functions.
1869 (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
1870 constraint in conjunction with e.
1871 (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
1872 alternative and reorder others.
1873 (VM64:mode splitters): Adjust to above renamings and use new functions.
1875 2016-12-04 Martin Sebor <msebor@redhat.com>
1878 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
1879 identifier tree nodes.
1880 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
1881 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
1882 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
1883 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
1884 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
1885 * builtins.def (aligned_alloc, calloc, malloc, realloc):
1886 Add attribute alloc_size.
1887 (alloca): Add attribute alloc_size and returns_nonnull.
1889 2016-12-04 Uros Bizjak <ubizjak@gmail.com>
1892 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
1893 (dimode_scalar_chain::compute_convert_gain): Ditto.
1894 (dimode_scalar_chain::convert_insn): Ditto.
1896 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
1898 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
1899 cases to build a lowpart SUBREG.
1901 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
1902 David S. Miller <davem@davemloft.net>
1904 * config/sparc/constraints.md (U): Adjust comment.
1905 * config/sparc/sparc.md (lra): New attribute.
1906 (enabled): For base instructions, if the lra attribute is set,
1907 return 1 if it is in keeping with TARGET_LRA.
1908 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
1909 constraint and duplicate them with U replaced by r.
1910 (*movdf_insn_sp32): Likewise.
1911 (*mov<VM64:mode>_insn_sp32): Likewise.
1912 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
1914 2016-12-02 Jeff Law <law@redhat.com>
1916 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
1917 variable main_variant.
1919 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1921 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
1922 default on PowerPC linux systems.
1924 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
1926 PR rtl-optimization/78638
1927 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
1928 GET_MODE (op). Fix this.
1930 2016-12-02 David Malcolm <dmalcolm@redhat.com>
1933 * selftest.c (selftest::assert_strndup_eq): Rename to...
1934 (selftest::assert_xstrndup_eq): ...this, and remove call to
1936 (selftest::test_strndup): Rename to...
1937 (selftest::test_xstrndup): ...this, updating for above renaming.
1938 (selftest::test_libiberty): Update for renaming.
1940 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1943 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
1944 subversion id 242679 that causes the wrong store instruction to be
1945 generated if a DImode is in an Altivec register using REG+REG
1948 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
1951 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
1952 and corresponding post-reload splitter.
1954 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1956 * config/aarch64/aarch64.h (machine_function): Add
1957 reg_is_wrapped_separately field.
1958 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
1959 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
1961 (aarch64_save_callee_saves): Don't save registers that are wrapped
1963 (aarch64_restore_callee_saves): Don't restore registers that are
1965 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
1966 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
1967 (aarch64_get_separate_components): New function.
1968 (aarch64_get_next_set_bit): Likewise.
1969 (aarch64_components_for_bb): Likewise.
1970 (aarch64_disqualify_components): Likewise.
1971 (aarch64_emit_prologue_components): Likewise.
1972 (aarch64_emit_epilogue_components): Likewise.
1973 (aarch64_set_handled_components): Likewise.
1974 (aarch64_process_components): Likewise.
1975 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
1976 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
1977 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
1978 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
1979 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
1980 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
1982 2016-12-02 Martin Jambor <mjambor@suse.cz>
1984 * passes.def: Move pass_rebuild_cgraph_edges to the end of
1985 pass_build_ssa_passes.
1987 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
1989 * config/alpha/alpha.md (exception_receiver): Copy
1990 alpha_gp_ave_rtx return value.
1992 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
1994 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
1995 for several include directories that may be relative to sysroot.
1996 * config/i386/x-mingw32 (gplus_includedir): Define.
1997 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
1998 (native_system_includedir): Likewise.
1999 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
2000 override if TARGET_SYSTEM_ROOT is defined.
2001 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
2003 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2006 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
2007 (dimode_scalar_chain::compute_convert_gain): Likewise.
2008 (dimode_scalar_chain::convert_insn): Likewise.
2009 * config/i386/i386.md (*one_cmpldi2_doubleword): New
2010 define_insn_and_split.
2011 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
2014 * rtl.c (copy_rtx): Don't clear used flag here.
2015 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
2017 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
2018 'E' in format, copy all vectors.
2019 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
2020 * valtrack.c (cleanup_auto_inc_dec): Likewise.
2021 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
2023 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2024 Thomas Preud'homme <thomas.preudhomme@arm.com>
2026 * config/arm/arm-builtins.c (arm_builtins): Define
2027 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
2028 (bdesc_2arg): Add line for cmse_nonsecure_caller.
2029 (arm_init_builtins): Handle cmse_nonsecure_caller.
2030 (arm_expand_builtin): Likewise.
2031 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
2033 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2034 Thomas Preud'homme <thomas.preudhomme@arm.com>
2036 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
2037 (cmse_nonsecure_call_clear_caller_saved): New.
2038 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
2039 (arm_function_ok_for_sibcall): Disable sibcalls for
2040 cmse_nonsecure_call.
2041 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
2042 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
2043 (call_value): Likewise.
2044 (nonsecure_call_internal): New.
2045 (nonsecure_call_value_internal): New.
2046 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
2047 (*nonsecure_call_value_reg_thumb1_v5): New.
2048 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
2049 (*nonsecure_call_value_reg_thumb2): New.
2050 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
2052 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2053 Thomas Preud'homme <thomas.preudhomme@arm.com>
2055 * config/arm/arm.c (gimplify.h): New include.
2056 (arm_handle_cmse_nonsecure_call): New.
2057 (arm_attribute_table): Added cmse_nonsecure_call.
2058 (arm_comp_type_attributes): Deny compatibility of function types
2059 with without the cmse_nonsecure_call attribute.
2060 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
2062 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2063 Thomas Preud'homme <thomas.preudhomme@arm.com>
2065 * config/arm/arm.c (output_return_instruction): Clear
2067 (thumb2_expand_return): Likewise.
2068 (thumb1_expand_epilogue): Likewise.
2069 (thumb_exit): Likewise.
2070 (arm_expand_epilogue): Likewise.
2071 (cmse_nonsecure_entry_clear_before_return): New.
2072 (comp_not_to_clear_mask_str_un): New.
2073 (compute_not_to_clear_mask): New.
2074 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
2075 * config/arm/thumb2.md (*thumb2_return): Disable for
2076 cmse_nonsecure_entry functions.
2077 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
2078 cmse_nonsecure_entry functions.
2080 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2081 Thomas Preud'homme <thomas.preudhomme@arm.com>
2083 * config/arm/arm.c (use_return_insn): Change to return with bxns
2084 when cmse_nonsecure_entry.
2085 (output_return_instruction): Likewise.
2086 (arm_output_function_prologue): Likewise.
2087 (thumb_pop): Likewise.
2088 (thumb_exit): Likewise.
2089 (thumb2_expand_return): Assert that entry functions always have simple
2091 (arm_expand_epilogue): Handle entry functions.
2092 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
2093 (arm_asm_declare_function_name): New.
2094 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
2095 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
2096 use arm_asm_declare_function_name.
2098 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2099 Thomas Preud'homme <thomas.preudhomme@arm.com>
2101 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
2102 (arm_attribute_table): Added cmse_nonsecure_entry
2103 (arm_compute_func_type): Handle cmse_nonsecure_entry.
2104 (cmse_func_args_or_return_in_stack): New.
2105 (arm_handle_cmse_nonsecure_entry): New.
2106 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
2107 (IS_CMSE_ENTRY): Likewise.
2108 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
2110 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2111 Thomas Preud'homme <thomas.preudhomme@arm.com>
2113 * config.gcc (extra_headers): Added arm_cmse.h.
2114 * config/arm/arm-arches.def (ARM_ARCH):
2115 (armv8-m): Add FL2_CMSE.
2116 (armv8-m.main): Likewise.
2117 (armv8-m.main+dsp): Likewise.
2118 * config/arm/arm-c.c
2119 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
2120 * config/arm/arm-flags.h: Define FL2_CMSE.
2121 * config/arm.c (arm_arch_cmse): New.
2122 (arm_option_override): New error for unsupported cmse target.
2123 * config/arm/arm.h (arm_arch_cmse): New.
2124 * config/arm/arm.opt (mcmse): New.
2125 * config/arm/arm_cmse.h: New file.
2126 * doc/invoke.texi (ARM Options): Add -mcmse.
2127 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
2128 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
2130 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2132 * config/avr/avr.c: Fix coding rule glitches.
2134 2016-12-02 Martin Jambor <mjambor@suse.cz>
2136 * hsa.c (hsa_callable_function_p): Return false for artificial
2139 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
2141 PR rtl-optimization/78561
2142 * varasm.c (recompute_pool_offsets): New.
2143 (output_constant_pool): Call it.
2145 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
2147 PR rtl-optimization/78561
2148 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
2149 get_pool_size to get_pool_size_upper_bound.
2150 (rs6000_stack_info): Likewise.
2151 (rs6000_emit_prologue): Likewise.
2152 (rs6000_elf_declare_function_name): Likewise.
2153 (rs6000_set_up_by_prologue): Likewise.
2154 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
2155 * output.h (get_pool_size): Rename to...
2156 (get_pool_size_upper_bound): ...This.
2157 * varasm.c (get_pool_size): Rename to...
2158 (get_pool_size_upper_bound): ...This.
2160 2016-12-02 Bin Cheng <bin.cheng@arm.com>
2162 * match.pd: Add new pattern:
2163 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
2165 2016-12-02 Nathan Sidwell <nathan@acm.org>
2167 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
2170 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
2173 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
2176 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2178 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
2181 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2183 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
2184 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
2185 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
2186 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
2187 avr_mcu_types.flash_size to compute default value.
2188 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
2189 mcu->flash_size to compute value for spec.
2191 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2193 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
2194 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
2195 about linker description to avoid progmem altogether.
2196 [absdata]: Point to -mabsdata option.
2198 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2200 PR rtl-optimization/78547
2201 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
2202 DECL_INCOMING_RTL is not shared.
2203 * config/i386/i386.c (convert_scalars_to_vectors): If any
2204 insns have been converted, adjust all parameter's DEC_RTL and
2205 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
2208 PR rtl-optimization/78575
2209 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
2210 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
2211 if not already wrapped in a subreg. Make sure df_insn_rescan does not
2212 affect further iterations.
2214 2016-12-02 Martin Liska <mliska@suse.cz>
2217 * sreal.c (sreal::to_int): Make absolute value before shifting.
2218 (sreal::operator/): Likewise.
2219 (sreal_verify_negative_division): New test.
2220 (void sreal_c_tests): Call the new test.
2221 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
2223 (sreal::normalize_down): Likewise.
2225 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2227 * combine.c (combine_simplify_rtx): Suppress replacement of
2228 "(and (reg) (const_int bit))" with "if_then_else".
2230 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2233 * config/s390/s390.md ("extzv")
2234 ("*extzv<mode><clobbercc_or_nocc>")
2235 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
2236 ("*<risbg_n>_ior_and_sr_ze")
2237 ("*extract1bitdi<clobbercc_or_nocc>")
2238 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
2239 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
2240 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
2241 to validate the arguments of zero_extract and sign_extract.
2243 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2246 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
2248 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2250 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
2252 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
2255 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2257 * config/s390/vector.md (vec_halfhalf): New mode iterator.
2258 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
2259 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
2260 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
2261 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
2262 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
2263 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
2264 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
2265 ("vec_unpacku_lo_v4si"): New pattern definitions.
2266 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
2269 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2271 * config/s390/s390-protos.h (s390_reverse_condition): New
2273 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
2275 (s390_reverse_condition): New function.
2276 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
2279 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2281 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
2282 (CCVHUANY): Remove modes.
2283 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
2285 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
2286 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
2288 (s390_branch_condition_mask): Adjust to use the new cc consumer
2289 modes. The new modes allow for proper reversal in the middle-end.
2290 (s390_expand_vec_compare_cc): Determine the proper cc producer and
2291 consumer modes for a comparison.
2292 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
2293 throughout the file.
2294 * config/s390/vx-builtins.md: Likewise.
2296 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
2298 * asan.c (asan_global_struct): Refactor.
2299 (create_odr_indicator): New function.
2300 (asan_needs_odr_indicator_p): Likewise.
2301 (is_odr_indicator): Likewise.
2302 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
2304 (asan_protect_global): Do not protect odr indicators.
2306 2016-12-01 Jeff Law <law@redhat.com>
2308 * tree-ssa-threadedge.c
2309 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
2310 propagation of operands if there are no operands.
2312 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2314 PR tree-optimization/78586
2315 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
2316 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
2317 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
2318 type is INTEGER_TYPE or POINTER_TYPE.
2320 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2323 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
2324 (vextuhrx): Likewise.
2325 (vextuwlx): Likewise.
2326 (vextuwrx): Likewise.
2328 2016-12-01 David Malcolm <dmalcolm@redhat.com>
2330 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
2331 early_dwarf_finished.
2333 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
2334 David S. Miller <davem@davemloft.net>
2336 * config/sparc/sparc.opt (mlra): New target option.
2337 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
2338 (sparc_lra_p): ...this. New function.
2339 (D_MODES, DF_MODES): Add missing cast.
2340 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
2341 provide these insns when flag_pic.
2342 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
2343 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
2344 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
2345 embmedany_textulo, embmedany_textlo): Likewise.
2346 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
2348 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
2352 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
2354 2016-12-01 Richard Biener <rguenther@suse.de>
2355 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2357 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
2358 memset if len-oldlen != 0.
2359 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
2361 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
2363 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
2365 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
2367 * config/avr/avr.c: Fix coding rule glitches.
2369 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
2371 PR tree-optimization/78598
2372 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
2375 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
2377 PR rtl-optimization/78596
2378 * combine.c (simplify_comparison): Cast to unsigned to avoid
2379 left shifting of negative value.
2381 2016-12-01 Matthias Klose <doko@ubuntu.com>
2383 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
2385 2016-12-01 Richard Biener <rguenther@suse.de>
2387 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
2388 treat arrays with same type as objects that cannot overlap.
2390 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
2392 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
2393 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
2394 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
2396 2016-12-01 Jakub Jelinek <jakub@redhat.com>
2399 * dwarf2out.c (loc_descr_plus_const): For negative offset use
2400 uint_loc_descriptor instead of int_loc_descriptor and perform negation
2401 in unsigned HOST_WIDE_INT type.
2402 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
2405 * config/rs6000/rs6000.c (rs6000_frame_related): Call
2406 set_used_flags (pat) before any simplifications. Clear used flag on
2407 PARALLEL copy. Don't guard add_reg_note call. Call
2408 copy_rtx_if_shared on pat before storing it into
2409 REG_FRAME_RELATED_EXPR.
2411 2016-12-01 Alan Modra <amodra@gmail.com>
2413 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
2414 look inside UNSPEC_VSX_XXSPLTW vec.
2416 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
2418 PR rtl-optimization/78607
2419 * combine.c (try_combine): Emit a barrier after a unconditional trap.
2421 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2424 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
2425 element is not a constant or in a register, force it to a
2429 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
2430 that will be set to a vector element to be in a register.
2431 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
2432 the wrong multiplier to convert the element number to a byte
2435 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
2437 PR tree-optimization/77856
2438 * lra-constraints.c (inherit_in_ebb): Check original regno for
2439 invalid invariant regs too. Set only clobbered hard regs for the
2440 invalid invariant regs.
2442 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
2444 Commit files forgotten in r242966.
2446 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
2447 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
2448 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
2449 prefix check to find wrap-around value, instead use MCU flash size.
2450 For 8k flash devices, update link_pmem_wrap spec string to
2451 add --pmem-wrap-around=8k.
2452 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
2454 (LINK_SPEC): ...to here.
2456 2016-11-30 David Malcolm <dmalcolm@redhat.com>
2459 * selftest.c (selftest::assert_strndup_eq): New function.
2460 (selftest::test_strndup): New function.
2461 (selftest::test_libiberty): New function.
2462 (selftest::selftest_c_tests): Call test_libiberty.
2464 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2466 PR rtl-optimization/78610
2467 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
2470 2016-11-30 Bin Cheng <bin.cheng@arm.com>
2472 PR tree-optimization/78574
2473 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
2474 header PHI that doesn't define biv.
2476 2016-11-30 Jakub Jelinek <jakub@redhat.com>
2478 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
2481 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
2482 sharing the SUBREG rtx between move and following insn.
2484 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
2485 for REG_EQUIV argument.
2487 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
2489 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
2491 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
2494 * real.c (real_hash): Add cast to avoid left
2495 shifting of negative values.
2497 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2500 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
2501 from a subreg in operands[1] and don't call REGNO on a non-reg
2502 expression when deciding to force operands[2] into a reg.
2504 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
2505 Andrew Burgess <andrew.burgess@embecosm.com>
2507 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
2508 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
2509 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
2510 * config/arc/arc700.md: Add define_bypass for store/load.
2512 2016-11-30 Martin Liska <mliska@suse.cz>
2514 * cgraph.c (symbol_table::initialize): Initialize
2515 ipa_clones_dump_file.
2516 (cgraph_node::remove): Report to ipa_clones_dump_file.
2517 * cgraph.h: Add new argument (suffix) to cloning methods.
2518 * cgraphclones.c (dump_callgraph_transformation): New function.
2519 (cgraph_node::create_clone): New argument.
2520 (cgraph_node::create_virtual_clone): Likewise.
2521 (cgraph_node::create_version_clone): Likewise.
2522 * dumpfile.c: Add .ipa-clones dump file.
2523 * dumpfile.h (enum tree_dump_index): Add TDI_clones
2524 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
2525 to dump_callgraph_transformation.
2527 2016-11-30 Martin Liska <mliska@suse.cz>
2530 * asan.c (asan_expand_mark_ifn): Properly
2531 select a VAR_DECL from FRAME.* component reference.
2533 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2535 PR rtl-optimization/78583
2536 * simplify-rtx.c (simplify_truncation): Add check missing from the
2539 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2541 PR rtl-optimization/78590
2542 * combine.c (change_zero_ext): Transform zero_extend of subregs only
2543 if the subreg_reg is a scalar integer mode.
2545 2016-11-30 Jakub Jelinek <jakub@redhat.com>
2547 PR tree-optimization/78586
2548 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
2549 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
2550 Don't build_int_cst min/max twice. Formatting fix.
2552 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
2554 PR rtl-optimization/78588
2555 * combine.c (if_then_else_cond): Also guard against BLKmode.
2556 * rtlanal.c (num_sign_bit_copies1): Add assert.
2558 2016-11-29 Jeff Law <law@redhat.com>
2560 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
2563 * lra-constraints.c (check_and_process_move): Constrain the
2564 range of DCLASS and SCLASS to avoid false positive out of bounds
2565 array index warning.
2567 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2569 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
2571 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2573 PR preprocessor/78569
2574 * input.c (get_substring_ranges_for_loc): Fail gracefully if
2575 line directives were present.
2577 2016-11-30 Matthias Klose <doko@ubuntu.com>
2579 * doc/install.texi: Document configure options --enable-objc-gc
2580 and --with-target-bdw-gc.
2582 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
2585 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
2586 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
2587 residing in traditional altivec registers can be stored
2590 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
2593 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
2594 overhead loop start between a call and its CALL_ARG_LOCATION
2597 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
2599 * config/bfin/linux.h (CPP_SPEC): Define.
2601 2016-11-29 Martin Sebor <msebor@redhat.com>
2603 PR tree-optimization/78512
2604 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
2605 * config/rs6000/linux.h: Same.
2606 * config/rs6000/linux64.h: Same.
2607 * config/sol2.h: Same.
2608 * config/sol2.c (solaris_printf_pointer_format): Remove.
2609 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
2610 * doc/tm.texi: Regenerate.
2611 * gimple-ssa-sprintf.c (format_pointer): Rempove.
2612 (pass_sprintf_length::compute_format_length): Return bool.
2613 (pass_sprintf_length::handle_gimple_call): Adjust.
2614 * target.def (printf_pointer_format): Remove.
2615 * targhooks.c (default_printf_pointer_format): Remove.
2616 (linux_printf_pointer_format): Same.
2617 * targhooks.h (default_printf_pointer_format): Remove.
2618 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
2620 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
2622 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
2624 (SWI1248_AVX512BWDQ): Ditto.
2625 (SWI1248_AVX512BW): Ditto.
2626 (k<any_logic:code><mode>): Ditto.
2627 (kandn<mode>): Ditto.
2628 (kxnor<mode>): Ditto.
2629 (knot<mode>): Ditto.
2630 (*k<any_lshift:code><mode>): Ditto.
2631 (kortestzhi, kortestchi): Ditto.
2632 (kunpckhi, kunpcksi, kunpckdi): Ditto.
2634 2016-11-29 Andrew Pinski <apinski@cavium.com>
2636 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
2639 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
2642 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
2643 to stack before call mcount.
2644 (tilegx_can_use_return_insn_p): Clean up code.
2646 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2648 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
2650 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2656 * spellcheck.c (selftest::test_find_closest_string): Verify that
2657 we don't offer the goal string as a suggestion.
2658 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
2659 offer the goal string as a suggestion.
2662 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
2664 * config/arc/arc.c (arc_override_options): Avoid selection of
2665 compact casesi for ARCv2.
2667 2016-11-29 Richard Biener <rguenther@suse.de>
2669 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
2670 PHIs after a regular stmt.
2671 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
2674 2016-11-29 Martin Liska <mliska@suse.cz>
2676 PR gcov-profile/78582
2677 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
2678 to prevent PHI argument clash.
2680 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
2682 * config/arc/arc.opt (marclinux): Fix typo.
2683 (marclinux_prof): Likewise.
2685 2016-11-29 Jiong Wang <jiong.wang@arm.com>
2687 * target.def (stack_protect_runtime_enabled_p): New.
2688 * function.c (expand_function_end): Guard stack_protect_epilogue with
2689 targetm.stack_protect_runtime_enabled_p.
2690 * cfgexpand.c (pass_expand::execute): Likewise.
2691 * calls.c (expand_call): Likewise.
2692 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
2693 * doc/tm.texi: Regenerate.
2695 2016-11-29 Richard Biener <rguenther@suse.de>
2698 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
2700 2016-11-29 Janus Weil <janus@gcc.gnu.org>
2702 * doc/contrib.texi: Add a few missing gfortran contributors.
2704 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2706 * combine.c (change_zero_ext): Also handle extends from a subreg
2707 to a mode bigger than that of the operand of the subreg.
2709 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2712 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
2713 stack_restore_tie insn instead of stack_tie, for the SVR4 and
2715 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
2717 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2719 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
2720 head_components and tail_components.
2721 (spread_components): New algorithm.
2722 (emit_common_tails_for_components): Clear head_components and
2724 (insert_prologue_epilogue_for_components): Write extra output to the
2725 dump file for sibcalls and abnormal exits.
2727 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2729 PR rtl-optimization/78342
2730 * combine.c: Include "cfghooks.h".
2731 (try_combine): If we create an unconditional trap, break the basic
2732 block in two just after it, and remove the edge between; also, set
2733 the *new_direct_jump_p flag so that cleanup_cfg is run.
2735 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2737 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
2740 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
2742 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
2743 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
2744 output template string.
2745 (*anddi_1): Use multi-line output template string.
2748 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2751 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
2752 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
2753 note has been removed.
2754 * postreload.c (reload_combine_recognize_pattern): If
2755 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
2757 2016-11-28 Martin Sebor <msebor@redhat.com>
2760 * gimple-ssa-sprintf.c (target_max_value): Remove.
2761 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
2762 (get_width_and_precision): New function.
2763 (format_integer, format_floating, get_string_length, format_string):
2764 Correct handling of width and precision with unknown value.
2765 (format_directive): Add warning.
2766 (pass_sprintf_length::compute_format_length): Allow for precision
2767 to consist of a sole period with no asterisk or digits after it.
2769 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2771 PR rtl-optimization/78546
2772 * simplify-rtx.c (neg_const_int): When negating most negative
2773 number in mode wider than HOST_BITS_PER_WIDE_INT, use
2774 simplify_const_unary_operation to produce CONST_DOUBLE or
2776 (simplify_plus_minus): Handle the case where neg_const_int
2777 doesn't return a CONST_INT.
2779 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2782 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
2783 left shifting of negative values.
2785 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2788 * tree-nested.c (convert_local_reference_stmt): After adding
2789 shared (FRAME.NN) clause to omp parallel, task or target,
2790 add it also to all outer omp parallel, task or target constructs.
2792 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
2794 * config/i386/i386.md (UNSPEC_KMASKOP): New.
2795 (UNSPEC_KMOV): Remove.
2796 (kmovw): Expand to plain HImode move.
2797 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
2798 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
2799 Remove corresponding clobber-removing splitter.
2800 (*anddi_1): Remove mask register alternatives.
2804 (*<any_or:code><mode>_1): Ditto.
2805 (*<any_or:code>qi_1): Ditto.
2806 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
2807 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
2808 Remove corresponding splitter to operation with general registers.
2809 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
2810 (*andn<SWI12:mode>): New pattern.
2811 (*kxnor<mode>): Remove general register alternatives. Tag pattern
2812 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
2813 with general registers.
2814 (knot<mode>): New insn pattern.
2815 (*one_cmpl<mode>2_1): Remove mask register alternatives.
2816 (one_cmplqi2_1): Ditto.
2817 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
2818 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
2819 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
2820 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
2821 to generate kmaskop shift.
2822 (vec_unpacks_hi_<mode>): Ditto.
2823 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
2824 Use CODE_FOR_kandhi.
2825 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
2826 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
2827 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
2829 2016-11-28 Richard Biener <rguenther@suse.de>
2831 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
2832 to SSA names via extract_range_from_ssa_name if allowed.
2834 2016-11-28 Richard Biener <rguenther@suse.de>
2836 PR tree-optimization/78542
2837 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
2840 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
2842 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
2843 isolates a single bit, even if the condition involves subregs.
2845 2016-11-28 Tamar Christina <tamar.christina@arm.com>
2847 * config/aarch64/aarch64-simd-builtins.def
2848 (BSL_P): Added di and v2di mode.
2849 * config/aarch64/arm_neon.h
2850 (vsriq_n_p64, vsri_n_p64): Added poly type.
2851 (vextq_p64, vext_p64): Likewise.
2852 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
2854 2016-11-28 Tamar Christina <tamar.christina@arm.com>
2856 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
2857 (TYPES_GETREGP): Likewise.
2858 (TYPES_SHIFTINSERTP): Likewise.
2859 (TYPES_COMBINEP): Likewise.
2860 (TYPES_STORE1P): Likewise.
2861 * config/aarch64/aarch64-simd-builtins.def
2862 (combine): Added poly generator.
2863 (get_dregoi): Likewise.
2864 (get_dregci): Likewise.
2865 (get_dregxi): Likewise.
2869 * config/aarch64/arm_neon.h
2870 (poly64x1x2_t, poly64x1x3_t): New.
2871 (poly64x1x4_t, poly64x2x2_t): Likewise.
2872 (poly64x2x3_t, poly64x2x4_t): Likewise.
2873 (poly64x1_t): Likewise.
2874 (vcreate_p64, vcombine_p64): Likewise.
2875 (vdup_n_p64, vdupq_n_p64): Likewise.
2876 (vld2_p64, vld2q_p64): Likewise.
2877 (vld3_p64, vld3q_p64): Likewise.
2878 (vld4_p64, vld4q_p64): Likewise.
2879 (vld2_dup_p64, vld3_dup_p64): Likewise.
2880 (vld4_dup_p64, vsli_n_p64): Likewise.
2881 (vsliq_n_p64, vst1_p64): Likewise.
2882 (vst1q_p64, vst2_p64): Likewise.
2883 (vst3_p64, vst4_p64): Likewise.
2884 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
2885 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
2886 (vget_lane_p64, vgetq_lane_p64): Likewise.
2887 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
2888 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
2889 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
2890 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
2891 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
2892 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
2893 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
2894 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
2895 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
2896 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
2897 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
2898 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
2899 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
2900 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
2901 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
2902 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
2903 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
2904 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
2905 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
2906 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
2907 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
2908 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
2909 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
2910 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
2911 (vset_lane_p64, vsetq_lane_p64): Likewise.
2912 (vget_low_p64, vget_high_p64): Likewise.
2913 (vcombine_p64, vst2_lane_p64): Likewise.
2914 (vst3_lane_p64, vst4_lane_p64): Likewise.
2915 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
2916 (vst4q_lane_p64, vget_lane_p64): Likewise.
2917 (vget_laneq_p64, vset_lane_p64): Likewise.
2918 (vset_laneq_p64, vcopy_lane_p64): Likewise.
2919 (vcopy_laneq_p64, vdup_n_p64): Likewise.
2920 (vdupq_n_p64, vdup_lane_p64): Likewise.
2921 (vdup_laneq_p64, vld1_p64): Likewise.
2922 (vld1q_p64, vld1_dup_p64): Likewise.
2923 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
2924 (vmov_n_p64, vmovq_n_p64): Likewise.
2925 (vst3q_p64, vst4q_p64): Likewise.
2926 (vld1_lane_p64, vld1q_lane_p64): Likewise.
2927 (vst1_lane_p64, vst1q_lane_p64): Likewise.
2928 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
2929 (vdupq_laneq_p64): Likewise.
2931 2016-11-28 Tamar Christina <tamar.christina@arm.com>
2933 * config/arm/arm_neon.h (vget_lane_p64): New.
2935 2016-11-28 Iain Sandoe <iain@codesourcery.com>
2938 * configure.ac (with_ld64): Use portable method to extract the
2939 major part of the version number.
2940 * configure: Regenerated.
2942 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2944 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
2945 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
2946 intmax_t couldn't be determined.
2947 (format_integer): Make {,u}intmax_type_node no longer static,
2948 initialize them only when needed. For z and t use
2949 signed_or_unsigned_type_for instead of assuming size_t and
2950 ptrdiff_t have the same precision.
2953 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
2954 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
2955 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
2956 vector instead of traversing m_classes hash table. Release
2958 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
2960 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
2961 add it also to m_classes_vec vector.
2962 (sem_item_optimizer::remove_symtab_node,
2963 sem_item_optimizer::build_hash_based_classes,
2964 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
2965 (sem_item_optimizer::subdivide_classes_by_equality,
2966 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
2967 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
2968 instead of traversing m_classes hash table. Formatting fixes.
2969 (sem_item_optimizer::traverse_congruence_split,
2970 sem_item_optimizer::do_congruence_step_for_index,
2971 sem_item_optimizer::do_congruence_step): Formatting fixes.
2972 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
2973 vector instead of traversing m_classes hash table.
2974 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
2975 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
2976 instead of traversing m_classes hash table.
2978 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
2980 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
2981 X is not unused after.
2983 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
2985 PR rtl-optimization/78120
2986 * rtlanal.c (insn_rtx_cost): Revert previous change.
2988 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
2991 * config/avr/avr.md (SPLIT34): New mode iterator.
2992 (bitop): New code iterator.
2993 (*iorhi3.ashift8-*). New insn-and-split patterns.
2994 (*movhi): Post-reload split reg = 0.
2995 [!MOVW]: Post-reload split reg = reg.
2996 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
2997 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
2998 (iorhi3, iorpsi3, iorsi3): Same.
2999 (xorhi3, xorpsi3, xorsi3): Same.
3000 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
3001 costs to *iorhi3.ashift8-* patterns.
3003 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3004 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3007 * config.in: Regenerate
3008 * config/darwin-driver.c (darwin_driver_init): Emit a version string
3010 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
3011 * config/darwin.opt(asm_macosx_version_min): New.
3012 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
3013 * configure: Regenerate
3014 * configure.ac: Check for mmacosx-version-min handling.
3016 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3019 * config/i386/i386.c (ix86_code_end): Note that we emitted code
3020 where the function might otherwise appear empty for picbase thunks.
3021 (ix86_output_function_epilogue): If we find a zero-sized function
3022 assume that reaching it is UB and trap. If we find a trailing label
3024 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
3025 find a zero-sized function assume that reaching it is UB and trap.
3026 If we find a trailing label, append a nop.
3028 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3031 * config/darwin-sections.def (picbase_thunk_section): New.
3032 * config/darwin.c (darwin_init_sections): Set up picbase thunk
3033 section. (darwin_rodata_section, darwin_objc2_section,
3034 machopic_select_section, darwin_asm_declare_constant_name,
3035 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
3036 coalesced with newer linkers.
3037 (darwin_override_options): Decide on usage of coalesed sections
3038 on the basis of the target linker version.
3039 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
3040 * config/darwin.opt (mtarget-linker): New.
3041 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
3042 a coalesced section, instead use a thunks section.
3044 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3047 * configure.ac (with-ld64): New var, set for Darwin, set on
3048 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
3049 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
3050 * config/darwin10.h(DEF_LD64): Update for this target version.
3051 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
3052 (DEF_LD64): Update for this target version.
3053 * configure: Regenerated.
3054 * config.in: Regenerated.
3056 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3059 * config/darwin.c (imachopic_indirection_name): Make data
3060 section indirections linker-visible.
3061 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
3062 constant labels linker-visible.
3064 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3066 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
3067 (free_lang_data): Remove assignment to ptrdiff_type_node.
3069 2016-11-25 Jakub Jelinek <jakub@redhat.com>
3071 PR rtl-optimization/78526
3072 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
3073 beyond val's precision.
3075 PR rtl-optimization/78527
3076 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
3077 out of bounds shift count.
3079 2016-11-25 Martin Liska <mliska@suse.cz>
3082 * doc/invoke.texi (-fprofile-use): Fix reference to a section
3083 where -fprofile-generate is documented.
3085 2016-11-25 Martin Liska <mliska@suse.cz>
3087 PR gcov-profile/78086
3088 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
3089 not supported by a target. Set priority to 100 if possible.
3090 (build_gcov_exit_decl): Likewise.
3092 2016-11-25 Richard Biener <rguenther@suse.de>
3095 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
3096 unary, binary and single RHSs.
3097 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
3099 2016-11-25 Bin Cheng <bin.cheng@arm.com>
3104 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
3105 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
3106 and set it to result code if transformation is valid. Use code EQ
3107 directly in last simplification case.
3109 2016-11-25 Richard Biener <rguenther@suse.de>
3111 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
3112 before valueizing return stmts.
3114 2016-11-24 Richard Biener <rguenther@suse.de>
3116 PR tree-optimization/78343
3117 * passes.def: Add CD-DCE pass after loop splitting.
3118 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
3119 SCEV init/finalize ...
3120 (perform_tree_ssa_dce): ... here. Deal with being
3121 executed inside the loop pipeline in aggressive mode.
3123 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
3125 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
3127 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
3129 PR tree-optimization/77673
3130 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
3131 (init_symbolic_number): Initialize src field from src parameter.
3132 (perform_symbolic_merge): Select most dominated statement as the
3133 source statement. Set src field of resulting n structure from the
3134 input src with the lowest address.
3135 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
3136 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
3137 of load from src field rather than insertion statement. Cancel
3138 optimization if statement analyzed is not dominated by the insertion
3140 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
3141 dominance information.
3143 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
3146 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
3148 2016-11-25 Martin Jambor <mjambor@suse.cz>
3150 PR tree-optimization/70965
3151 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
3153 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
3156 * config/i386/i386.c (i386_excess_precision): Do not return
3157 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
3158 EXCESS_PRECISION_TYPE_STANDARD.
3159 * target.def (excess_precision): Document that targets should
3160 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
3161 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
3162 Fix typo in first sentence.
3163 * doc/tm.texi: Regenerate.
3165 2016-11-25 Richard Biener <rguenther@suse.de>
3167 PR tree-optimization/78396
3168 * tree-vectorizer.c (vectorize_loops): When the if-converted
3169 body contains masked loads or stores do not attempt to
3170 basic-block-vectorize it.
3172 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3173 Alan Hayward <alan.hayward@arm.com>
3174 David Sherwood <david.sherwood@arm.com>
3176 * function.h (spill_slot_alignment): Declare.
3177 * function.c (spill_slot_alignment): New function.
3178 * lra-spills.c (slot): Add align and size fields.
3179 (assign_mem_slot): Use them in the call to assign_stack_local.
3180 (add_pseudo_to_slot): Update the fields.
3181 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
3183 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3184 Alan Hayward <alan.hayward@arm.com>
3185 David Sherwood <david.sherwood@arm.com>
3187 * stor-layout.c (layout_type): Allow the caller to set the mode of
3188 a float type. Only choose one here if the mode is still VOIDmode.
3189 * tree.c (build_common_tree_nodes): Set the type mode of decimal
3190 floats before calling layout_type.
3191 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
3193 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3195 * tree-tailcall.c (find_tail_calls): Allow calls to reference
3196 local variables if all references are known to be direct.
3198 2016-11-25 Jakub Jelinek <jakub@redhat.com>
3199 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3202 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
3203 non null and it's precision matches precision of lhs's type.
3205 2016-11-24 Martin Sebor <msebor@redhat.com>
3207 PR tree-optimization/78476
3208 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
3210 (handle_gimple_call): Adjust signature.
3211 (try_substitute_return_value): Remove calls to bounded functions
3212 with zero buffer size whose result is known.
3213 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
3215 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3217 * varasm.c (assemble_start_function): Wrap align_log definition in
3218 ASM_OUTPUT_MAX_SKIP_ALIGN.
3220 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
3222 * config/i386/i386.md (wide AND insn to QImode splitter): Use
3223 explicit mode macros.
3224 (wide OR insn to QImode splitter): Ditto.
3226 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
3228 PR rtl-optimization/77541
3229 * lra-constraints.c (struct input_reload): Add field match_p.
3230 (get_reload_reg): Check modes of input reloads to generate unique
3231 value reload pseudo.
3232 (match_reload): Add input reload pseudo for the current insn.
3234 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3236 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
3237 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
3238 architecture levels.
3239 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
3240 the aarch64_fp16_type_node, not all HFmode types.
3241 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
3242 (aarch64_scalar_mode_supported_p): Likewise.
3243 (aarch64_excess_precision): New.
3244 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
3245 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
3246 (TARGET_C_EXCESS_PRECISION): Likewise.
3248 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3250 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
3251 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3253 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3255 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
3256 (<optab>dihf2): Likewise.
3257 (aarch64_fp16_<optab><mode>hf2): New.
3259 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
3262 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
3264 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3266 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
3267 Enable REE at -O2 and higher.
3268 * config/sparc/sparc.c (sparc_option_override): Disable it by default
3271 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3275 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
3276 (new_temp_expr_table): Initialise reg_vars_cnt.
3277 (free_temp_expr_table): Release reg_vars_cnt.
3278 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
3280 (find_replaceable_in_bb): Use the above to record register variable
3281 write occurrences and cancel replacement across them.
3283 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3285 PR rtl-optimization/78437
3286 * ree.c (get_uses): New function.
3287 (combine_reaching_defs): When a copy is needed, return false if any
3288 reaching use of the source register reads it in a mode larger than
3289 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
3291 2016-11-24 Martin Liska <mliska@suse.cz>
3293 * gimple-pretty-print.c (dump_edge_probability): New function.
3294 (dump_gimple_switch): Dump label edge probabilities.
3295 (dump_gimple_cond): Likewise.
3296 (dump_gimple_label): Dump
3297 (dump_gimple_bb_header): Dump basic block frequency.
3298 (pp_cfg_jump): Replace e->dest argument with e.
3299 (dump_implicit_edges): Likewise.
3300 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
3301 Use gimple_bb (at) instead of at->bb.
3303 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
3305 * common.opt (flimit-function-alignment): New.
3306 * doc/invoke.texi (-flimit-function-alignment): Document.
3307 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
3308 * final.c (shorten_branches): Set it.
3309 * varasm.c (assemble_start_function): Limit alignment if
3312 2016-11-24 Richard Biener <rguenther@suse.de>
3314 PR tree-optimization/71595
3315 * cfgloopmanip.h (remove_path): Add irred_invalidated and
3316 loop_closed_ssa_invalidated parameters, defaulted to NULL.
3317 * cfgloopmanip.c (remove_path): Likewise, pass them along to
3318 called functions. Only fix irred flags if the caller didn't
3320 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
3321 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
3324 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
3326 PR rtl-optimization/78120
3327 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
3328 cases, and additionally test against max_seq_cost for speed
3330 (noce_process_if_block): Compute an estimate for the original cost when
3331 optimizing for speed, using the minimum of then and else block costs.
3333 PR rtl-optimization/78120
3334 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
3336 PR rtl-optimization/78120
3337 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
3339 2016-11-24 Bin Cheng <bin.cheng@arm.com>
3341 * match.pd: Refine type conversion in result expr for below pattern:
3342 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
3344 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3347 * tree.h (wi::fits_to_boolean_p): New predicate.
3348 (wi::fits_to_tree_p): Use it for boolean types.
3349 * tree.c (int_fits_type_p): Likewise.
3351 2016-11-24 Martin Liska <mliska@suse.cz>
3353 * print-tree.c (struct bucket): Remove.
3354 (print_node): Add new argument which drives whether a tree node
3355 is printed briefly or not.
3356 (debug_tree): Replace a custom hash table with hash_set<T>.
3357 * print-tree.h (print_node): Add the argument.
3359 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
3361 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
3363 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
3366 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
3367 if it is at least NREGS wide.
3369 2016-11-23 Joseph Myers <joseph@codesourcery.com>
3371 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
3372 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
3373 TFmode, IFmode and KFmode.
3375 2016-11-23 Joseph Myers <joseph@codesourcery.com>
3377 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
3380 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
3382 * combine.c (change_zero_ext): Only change the mode of a hard register
3383 destination if can_change_dest_mode holds for that.
3385 2016-11-23 Jeff Law <law@redhat.com>
3387 * varasm.c (assemble_name): Increase buffer size for name.
3389 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
3391 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
3393 * doc/extend.texi: Constify first argument to __builtin_object_size.
3395 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
3397 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
3398 to be used. Add brackets around macro argument.
3400 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
3402 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
3404 2016-11-23 Jakub Jelinek <jakub@redhat.com>
3407 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
3408 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
3410 2016-11-23 Jakub Jelinek <jakub@redhat.com>
3413 * omp-low.c (build_outer_var_ref): Change lastprivate argument
3414 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
3415 on worksharing constructs, treat it like clauses on simd construct.
3417 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
3418 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
3419 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
3420 of true as last argument to build_outer_var_ref.
3422 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
3424 * config/i386/i386.md (*movqi_internal): Calculate mode
3425 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
3426 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
3427 (*k<logic><mode>): Calculate mode attribute depending on
3428 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
3429 (*andqi_1): Calculate mode attribute of alternative 3 depending
3430 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
3431 (kandn<mode>): Calculate mode attribute of alternative 2 depending
3432 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
3433 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
3434 iterator. Calculate mode attribute of alternative 1 depending
3435 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
3436 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
3437 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
3439 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3442 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
3443 * tree-vrp.c (extract_range_basic): Handle case for
3444 CFN_BUILT_IN_STRLEN.
3446 2016-11-23 Jeff Law <law@redhat.com>
3448 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
3450 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
3451 in boolean context warning.
3453 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
3455 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3458 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
3459 (arm_fp16_type_node): ...This, make visibile.
3460 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
3462 (arm_init_simd_builtin_types): Likewise.
3463 (arm_init_fp16_builtins): Likewise.
3464 * config/arm/arm.c (arm_excess_precision): New.
3465 (arm_floatn_mode): Likewise.
3466 (TARGET_C_EXCESS_PRECISION): Likewise.
3467 (TARGET_FLOATN_MODE): Likewise.
3468 (arm_promoted_type): Only promote arm_fp16_type_node.
3469 * config/arm/arm.h (arm_fp16_type_node): Declare.
3471 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3473 * config/arm/arm.c (arm_convert_to_type): Delete.
3474 (TARGET_CONVERT_TO_TYPE): Delete.
3475 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
3476 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
3477 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
3478 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
3479 are in fast math mode, and have no single step hardware instruction.
3480 (extendhfdf2): Only expand through SFmode if we don't have a
3481 single-step hardware instruction.
3482 * config/arm/vfp.md (*truncdfhf2): New.
3483 (extendhfdf2): Likewise.
3485 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3487 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
3490 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3492 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
3493 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
3494 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
3495 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
3496 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
3497 * doc/tm.texi: Regenerate.
3498 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
3500 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3502 * toplev.c (init_excess_precision): Delete most logic.
3503 * tree.c (excess_precision_type): Rewrite to use
3504 TARGET_EXCESS_PRECISION.
3505 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
3506 more generic fashion.
3507 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
3508 __STDC_WANT_IEC_60559_TYPES_EXT__.
3510 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3512 * common.opt (fpermitted-flt-eval-methods): New.
3513 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
3514 * flag_types.h (permitted_flt_eval_methods): New.
3516 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3518 * config/m68k/m68k.c (m68k_excess_precision): New.
3519 (TARGET_C_EXCESS_PRECISION): Define.
3521 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3523 * config/s390/s390.c (s390_excess_precision): New.
3524 (TARGET_C_EXCESS_PRECISION): Define.
3526 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3528 * config/i386/i386.c (ix86_excess_precision): New.
3529 (TARGET_C_EXCESS_PRECISION): Define.
3531 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3533 * target.def (excess_precision): New hook.
3534 * target.h (flt_eval_method): New.
3535 (excess_precision_type): Likewise.
3536 * targhooks.c (default_excess_precision): New.
3537 * targhooks.h (default_excess_precision): New.
3538 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
3539 * doc/tm.texi: Regenerate.
3541 2016-11-23 Martin Sebor <msebor@redhat.com>
3544 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
3545 set the minimum number of bytes for an unknown string to zero.
3547 2016-11-23 Martin Jambor <mjambor@suse.cz>
3548 Martin Liska <mliska@suse.cz>
3550 * hsa-builtins.def: New file.
3551 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
3552 * builtins.def: Include hsa-builtins.def.
3553 (DEF_HSA_BUILTIN): New macro.
3554 * dumpfile.h (OPTGROUP_OPENMP): Define.
3555 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
3556 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
3557 GF_OMP_FOR_GRID_GROUP_ITER.
3558 (gimple_omp_for_grid_phony): Added checking assert.
3559 (gimple_omp_for_set_grid_phony): Likewise.
3560 (gimple_omp_for_grid_intra_group): New function.
3561 (gimple_omp_for_set_grid_intra_group): Likewise.
3562 (gimple_omp_for_grid_group_iter): Likewise.
3563 (gimple_omp_for_set_grid_group_iter): Likewise.
3564 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
3565 previosuly only distribute loop was permitted.
3566 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
3567 (grid_get_kernel_launch_attributes): Support multiple HSA grid
3569 (grid_expand_omp_for_loop): Likewise and also support standalone
3570 distribute constructs. New parameter INTRA_GROUP, updated both users.
3571 (grid_expand_target_grid_body): Support standalone distribute
3573 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
3574 (pass_data_expand_omp_ssa): Likewise.
3575 (pass_data_omp_device_lower): Likewsie.
3576 (pass_data_lower_omp): Likewise.
3577 (pass_data_diagnose_omp_blocks): Likewise.
3578 (pass_data_oacc_device_lower): Likewise.
3579 (pass_data_omp_target_link): Likewise.
3580 (grid_lastprivate_predicate): New function.
3581 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
3583 (lower_omp_for): Support standalone distribute constructs.
3584 (grid_prop): New type.
3585 (grid_safe_assignment_p): Check for assignments to group_sizes, new
3587 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
3589 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
3590 optimization info messages.
3591 (grid_find_single_omp_among_assignments): Likewise.
3592 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
3593 (grid_parallel_clauses_gridifiable): New function.
3594 (grid_inner_loop_gridifiable_p): Likewise.
3595 (grid_dist_follows_simple_pattern): Likewise.
3596 (grid_gfor_follows_tiling_pattern): Likewise.
3597 (grid_call_permissible_in_distribute_p): Likewise.
3598 (grid_handle_call_in_distribute): Likewise.
3599 (grid_dist_follows_tiling_pattern): Likewise.
3600 (grid_target_follows_gridifiable_pattern): Support standalone
3601 distribute constructs.
3602 (grid_var_segment): New enum.
3603 (grid_mark_variable_segment): New function.
3604 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
3605 if a new argument says so.
3606 (grid_process_grid_body): New function.
3607 (grid_eliminate_combined_simd_part): Likewise.
3608 (grid_mark_tiling_loops): Likewise.
3609 (grid_mark_tiling_parallels_and_loops): Likewise.
3610 (grid_process_kernel_body_copy): Support standalone distribute
3612 (grid_attempt_target_gridification): New grid variable holding overall
3613 gridification state. Support standalone distribute constructs and
3615 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
3616 * hsa.h (hsa_bb): Add method method append_phi.
3617 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
3618 occurences in all files too.
3619 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
3620 (is_a_helper <hsa_insn_br *>::test): New function.
3621 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
3622 branch instructions.
3623 (hsa_insn_signal): Make a direct descendant of
3624 hsa_insn_basic. Add memorder constructor parameter and
3625 m_memory_order and m_signalop member variables.
3626 (hsa_insn_queue): Changed constructor parameters to common form.
3627 Added m_segment and m_memory_order member variables.
3628 (hsa_summary_t): Add private member function
3629 process_gpu_implementation_attributes.
3630 (hsa_function_summary): Rename m_binded_function to
3632 (hsa_insn_basic_p): Remove typedef.
3633 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
3634 (hsa_op_reg_p): Remove typedef.
3635 (hsa_function_representation): Change hsa_op_reg_p into plain
3637 (hsa_insn_phi): Removed new and delete operators.
3638 (hsa_insn_br): Likewise.
3639 (hsa_insn_cbr): Likewise.
3640 (hsa_insn_sbr): Likewise.
3641 (hsa_insn_cmp): Likewise.
3642 (hsa_insn_mem): Likewise.
3643 (hsa_insn_atomic): Likewise.
3644 (hsa_insn_signal): Likewise.
3645 (hsa_insn_seg): Likewise.
3646 (hsa_insn_call): Likewise.
3647 (hsa_insn_arg_block): Likewise.
3648 (hsa_insn_comment): Likewise.
3649 (hsa_insn_srctype): Likewise.
3650 (hsa_insn_packed): Likewise.
3651 (hsa_insn_cvt): Likewise.
3652 (hsa_insn_alloca): Likewise.
3653 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
3654 (process_gpu_implementation_attributes): New function.
3655 (link_functions): Move some functionality into it. Adjust after
3656 renaming m_binded_functions to m_bound_functions.
3657 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
3658 to the list of instructions with no output registers.
3659 (get_in_type): Return this if it is a register of
3661 (hsa_get_declaration_name): Moved to...
3662 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
3663 temporary string on an obstack instead from ggc.
3664 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
3665 down to two overloads.
3666 (hsa_allocp_operand_address): Removed.
3667 (hsa_allocp_operand_immed): Likewise.
3668 (hsa_allocp_operand_reg): Likewise.
3669 (hsa_allocp_operand_code_list): Likewise.
3670 (hsa_allocp_operand_operand_list): Likewise.
3671 (hsa_allocp_inst_basic): Likewise.
3672 (hsa_allocp_inst_phi): Likewise.
3673 (hsa_allocp_inst_mem): Likewise.
3674 (hsa_allocp_inst_atomic): Likewise.
3675 (hsa_allocp_inst_signal): Likewise.
3676 (hsa_allocp_inst_seg): Likewise.
3677 (hsa_allocp_inst_cmp): Likewise.
3678 (hsa_allocp_inst_br): Likewise.
3679 (hsa_allocp_inst_sbr): Likewise.
3680 (hsa_allocp_inst_call): Likewise.
3681 (hsa_allocp_inst_arg_block): Likewise.
3682 (hsa_allocp_inst_comment): Likewise.
3683 (hsa_allocp_inst_queue): Likewise.
3684 (hsa_allocp_inst_srctype): Likewise.
3685 (hsa_allocp_inst_packed): Likewise.
3686 (hsa_allocp_inst_cvt): Likewise.
3687 (hsa_allocp_inst_alloca): Likewise.
3688 (hsa_allocp_bb): Likewise.
3690 (hsa_init_data_for_cfun): Initialize obstack.
3691 (hsa_deinit_data_for_cfun): Release memory of the obstack.
3692 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
3693 (hsa_op_reg::operator new): Likewise.
3694 (hsa_op_address::operator new): Likewise.
3695 (hsa_op_code_list::operator new): Likewise.
3696 (hsa_op_operand_list::operator new): Likewise.
3697 (hsa_insn_basic::operator new): Likewise.
3698 (hsa_insn_phi::operator new): Likewise.
3699 (hsa_insn_br::operator new): Likewise.
3700 (hsa_insn_sbr::operator new): Likewise.
3701 (hsa_insn_cmp::operator new): Likewise.
3702 (hsa_insn_mem::operator new): Likewise.
3703 (hsa_insn_atomic::operator new): Likewise.
3704 (hsa_insn_signal::operator new): Likewise.
3705 (hsa_insn_seg::operator new): Likewise.
3706 (hsa_insn_call::operator new): Likewise.
3707 (hsa_insn_arg_block::operator new): Likewise.
3708 (hsa_insn_comment::operator new): Likewise.
3709 (hsa_insn_srctype::operator new): Likewise.
3710 (hsa_insn_packed::operator new): Likewise.
3711 (hsa_insn_cvt::operator new): Likewise.
3712 (hsa_insn_alloca::operator new): Likewise.
3713 (hsa_init_new_bb): Likewise.
3714 (hsa_bb::append_phi): New function.
3715 (gen_hsa_phi_from_gimple_phi): Use it.
3716 (get_symbol_for_decl): Fix dinstinguishing between
3717 global and local functions. Put local variables into a segment
3718 according to their attribute or static flag, if there is one.
3719 (hsa_insn_br::hsa_insn_br): New.
3720 (hsa_insn_br::operator new): Likewise.
3721 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
3722 (query_hsa_grid_nodim): New function.
3723 (multiply_grid_dim_characteristics): Likewise.
3724 (gen_get_num_threads): Likewise.
3725 (gen_get_num_teams): Reimplemented.
3726 (gen_get_team_num): Likewise.
3727 (gen_hsa_insns_for_known_library_call): Updated calls to the above
3729 (get_memory_order_name): Removed.
3730 (get_memory_order): Likewise.
3731 (hsa_memorder_from_tree): New function.
3732 (gen_hsa_ternary_atomic_for_builtin): Renamed to
3733 gen_hsa_atomic_for_builtin, can also create signals.
3734 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
3735 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
3736 (hsa_insn_atomic): Fix function comment.
3737 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
3738 ancestor constructor and initialization of new member variables.
3739 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
3741 (hsa_get_host_function): Handle functions with no bound CPU
3742 implementation. Fix binded to bound.
3743 (get_brig_function_name): Likewise.
3744 (HSA_SORRY_ATV): Remove semicolon after macro.
3745 (HSA_SORRY_AT): Likewise.
3746 (omp_simple_builtin::generate): Add missing semicolons.
3747 (hsa_insn_phi::operator new): Removed.
3748 (hsa_insn_br::operator new): Likewise.
3749 (hsa_insn_cbr::operator new): Likewise.
3750 (hsa_insn_sbr::operator new): Likewise.
3751 (hsa_insn_cmp::operator new): Likewise.
3752 (hsa_insn_mem::operator new): Likewise.
3753 (hsa_insn_atomic::operator new): Likewise.
3754 (hsa_insn_signal::operator new): Likewise.
3755 (hsa_insn_seg::operator new): Likewise.
3756 (hsa_insn_call::operator new): Likewise.
3757 (hsa_insn_arg_block::operator new): Likewise.
3758 (hsa_insn_comment::operator new): Likewise.
3759 (hsa_insn_srctype::operator new): Likewise.
3760 (hsa_insn_packed::operator new): Likewise.
3761 (hsa_insn_cvt::operator new): Likewise.
3762 (hsa_insn_alloca::operator new): Likewise.
3763 (get_symbol_for_decl): Accept CONST_DECLs, put them to
3765 (gen_hsa_addr): Also process CONST_DECLs.
3766 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
3768 (gen_hsa_unary_operation): Make sure the function does
3769 not use bittype source type for firstbit and lastbit operations.
3770 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
3772 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
3774 (emit_branch_insn): Renamed to emit_cond_branch_insn.
3775 Emit the width stored in the class.
3776 (emit_generic_branch_insn): New function.
3777 (emit_insn): Call emit_generic_branch_insn.
3778 (emit_signal_insn): Remove obsolete comment. Update
3779 member variable name, pick a type according to profile.
3780 (emit_alloca_insn): Remove obsolete comment.
3781 (emit_atomic_insn): Likewise.
3782 (emit_queue_insn): Get segment and memory order from the IR object.
3783 (hsa_brig_section): Make allocate_new_chunk, chunks
3784 and cur_chunk provate, add a default NULL parameter to add method.
3785 (hsa_brig_section::add): Added a new parameter, store pointer to
3786 output data there if it is non-NULL.
3787 (emit_function_directives): Use this new parameter instead of
3788 calculating the pointer itself, fix function comment.
3789 (hsa_brig_emit_function): Add forgotten endian conversion.
3790 (hsa_output_kernels): Remove unnecessary building of
3791 kernel_dependencies_vector_type.
3792 (emit_immediate_operand): Declare.
3793 (emit_directive_variable): Also emit initializers of CONST_DECLs.
3794 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
3795 (verify_function_arguments): Properly detect variadic
3797 * hsa-dump.c (hsa_width_specifier_name): New function.
3798 (dump_hsa_insn_1): Dump generic branch instructions, update signal
3799 member variable name. Special dumping for queue objects.
3800 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
3801 m_binded_functions to m_bound_functions. Copy externally visible flag
3803 (ipa_hsa_write_summary): Likewise.
3804 (ipa_hsa_read_section): Likewise.
3806 2016-11-23 Richard Biener <rguenther@suse.de>
3808 PR tree-optimization/78396
3809 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
3810 vectorize try vectorizing an if-converted body using BB vectorization.
3812 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
3813 Alan Hayward <alan.hayward@arm.com>
3814 David Sherwood <david.sherwood@arm.com>
3816 * rtlanal.c (subreg_get_info): Use more local variables.
3817 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
3818 occupies at least one register. Assume that full hard registers
3819 have consistent endianness. Share previously-duplicated if block.
3820 Rework the main handling so that it operates on independently-
3821 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
3822 to check lowpart offsets, without trying to find an equivalent
3823 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
3824 as a final register-endianness correction.
3826 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
3832 * combine.c (make_compound_operation_int): Do not convert a subreg of
3833 a non-constant logical shift right to a zero_extract. Handle the case
3834 where some zero bits have been shifted into the range covered by that
3837 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
3838 Alan Hayward <alan.hayward@arm.com>
3839 David Sherwood <david.sherwood@arm.com>
3841 * rtl.h (subreg_size_offset_from_lsb): Declare.
3842 (subreg_offset_from_lsb): New function.
3843 (subreg_size_lowpart_offset): Declare.
3844 (subreg_lowpart_offset): Turn into an inline function.
3845 (subreg_size_highpart_offset): Declare.
3846 (subreg_highpart_offset): Turn into an inline function.
3847 * emit-rtl.c (subreg_size_lowpart_offset): New function.
3848 (subreg_size_highpart_offset): Likewise
3849 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
3851 2016-11-23 Richard Biener <rguenther@suse.de>
3853 PR tree-optimization/78482
3854 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
3855 (remove_forwarder_block_with_phi): When merging with a loop
3856 header creates a new latch reset number of iteration information
3859 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
3861 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
3862 (*ashrsi3_extend0): ...this. Accept constant integers.
3863 (*ashrsi3_extend2): Rename to...
3864 (*ashrsi3_extend1): ...this.
3865 (*ashrsi3_extend2): New pattern.
3866 (*lshrsi3_extend1): Accept constant integers.
3867 (*lshrsi3_extend2): Fix condition on operand 2.
3869 2016-11-23 Martin Liska <mliska@suse.cz>
3871 * config/i386/i386.c: Initialize function pointer to NULL.
3873 2016-11-23 Bin Cheng <bin.cheng@arm.com>
3875 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
3876 for A == C1 ? A : C2 to below.
3877 * match.pd: Move from above to here:
3878 (cond (eq (convert1? x) c1) (convert2? x) c2)
3879 -> (cond (eq x c1) c1 c2).
3881 2016-11-23 Bin Cheng <bin.cheng@arm.com>
3883 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
3884 for A cmp C1 ? A : C2 to below, also simplify remaining code.
3885 * match.pd: Move and extend simplification from above to here:
3886 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
3887 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
3888 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
3890 2016-11-23 Martin Liska <mliska@suse.cz>
3891 Martin Jambor <mjambor@suse.cz>
3893 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
3895 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
3898 * opts.c (finish_options): Set -fsyntax-only if running self tests.
3900 2016-11-23 Richard Biener <rguenther@suse.de>
3903 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
3904 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
3906 2016-11-23 Richard Biener <rguenther@suse.de>
3909 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
3912 2016-11-23 Richard Biener <rguenther@suse.de>
3913 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
3915 PR tree-optimization/78154
3916 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
3917 returns it's argument and the argument is nonnull.
3918 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
3919 ATT_RETNONNULL_NOTHROW_LEAF.
3920 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
3921 ATTR_RETNONNULL_NOTHROW_LEAF.
3922 (BUILT_IN_STPCPY): Likewise.
3923 (BUILT_IN_STPNCPY): Likewise.
3924 (BUILT_IN_MEMPCPY_CHK): Likewise.
3925 (BUILT_IN_STPCPY_CHK): Likewise.
3926 (BUILT_IN_STPNCPY_CHK): Likewise.
3927 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
3928 (BUILT_IN_STRNCAT): Likewise.
3929 (BUILT_IN_STRNCPY): Likewise.
3930 (BUILT_IN_MEMSET_CHK): Likewise.
3931 (BUILT_IN_STRCAT_CHK): Likewise.
3932 (BUILT_IN_STRCPY_CHK): Likewise.
3933 (BUILT_IN_STRNCAT_CHK): Likewise.
3934 (BUILT_IN_STRNCPY_CHK): Likewise.
3936 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
3938 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
3939 * fold-const.h (tree_expr_nonzero_p) : Declare.
3940 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
3942 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
3944 * system.h (HAVE_DESIGNATED_INITIALIZERS,
3945 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
3946 "defined" in macros.
3947 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
3948 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
3949 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
3951 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
3954 * config/avr/constraints.md (Csp): Widen range to [-11..6].
3955 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
3956 of RCALLs in prologue to 3.
3958 2016-11-22 Michael Collison <michael.collison@arm.com>
3960 * config/aarch64/aarch64-protos.h
3961 (aarch64_and_split_imm1, aarch64_and_split_imm2)
3962 (aarch64_and_bitmask_imm): New prototypes
3963 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
3964 New overloaded function to create bit mask covering the
3965 lowest to highest bits set.
3966 (aarch64_and_split_imm2): New overloaded functions to create bit
3967 mask of zeros between first and last bit set.
3968 (aarch64_and_bitmask_imm): New function to determine if a integer
3969 is a valid two instruction "and" operation.
3970 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
3971 allowing wider range of constants with "and" operations.
3972 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
3973 "and" operator from matching restricted constant range used for
3974 ior and xor operators.
3975 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
3976 for constants in "and" operantions.
3977 (UsP constraint): New DImode constraint for constants
3978 in "and" operations.
3979 * config/aarch64/iterators.md (lconst2): New mode iterator.
3980 (LOGICAL2): New code iterator.
3981 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
3983 (aarch64_logical_and_operand): New predicate allowing extended
3984 constants for "and" operations.
3986 2016-11-22 Walter Lee <walt@tilera.com>
3988 * config/tilegx/tilegx.md (trap): New pattern.
3989 * config/tilepro/tilepro.md (trap): Likewise.
3991 2016-11-22 Walter Lee <walt@tilera.com>
3993 * config/tilegx/tilegx.md (*zero_extract): Use
3994 define_insn_and_split instead of define_insn; Handle pos + size >
3996 (*sign_extract): Likewise.
3998 2016-11-22 Marek Polacek <polacek@redhat.com>
4000 PR tree-optimization/78455
4001 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
4003 2016-11-22 Ian Lance Taylor <iant@golang.org>
4007 * godump.c (go_format_type): Always pass alignment as 1 when
4008 calling go_append_padding at end of struct/union.
4010 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4013 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
4014 _mm512_setzero_hi): Removed.
4015 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
4016 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
4017 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
4018 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
4019 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
4020 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
4021 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
4022 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
4023 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
4024 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
4025 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
4026 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
4027 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
4028 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
4029 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
4030 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
4031 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
4032 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
4033 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
4034 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
4035 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
4036 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
4037 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
4038 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
4039 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
4040 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
4041 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
4042 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
4043 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
4044 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
4045 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
4046 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
4047 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
4048 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
4049 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
4050 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
4051 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
4052 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
4053 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
4054 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
4055 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
4056 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
4057 _mm512_setzero_qi or _mm512_setzero_hi.
4058 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
4059 _mm512_maskz_dbsad_epu8): Formatting fixes.
4060 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
4061 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
4062 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
4063 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
4064 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
4065 _mm512_setzero_qi or _mm512_setzero_hi.
4067 2016-11-22 Nathan Sidwell <nathan@acm.org>
4069 * gcc-ar.c (main): Fix indentation.
4070 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
4071 * ggc-page.c (move_ptes_to_front): Fix formatting.
4072 * hsa-dump.c (dump_has_cfun): Fix indentation.
4073 * sel-sched-ir.h: Remove trailing blank lines.
4075 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4076 Alexander Monakov <amonakov@ispras.ru>
4078 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
4079 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
4080 (omp_clause_code_name): Add _simt_ name.
4081 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
4082 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
4083 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
4084 (scan_omp_simd): New function.
4085 (scan_omp_1_stmt): Use it in target regions if needed.
4086 (omp_max_vf): Don't max with omp_max_simt_vf.
4087 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
4088 OMP_CLAUSE__SIMT_ is present.
4089 (lower_rec_input_clauses): Compute maybe_simt from presence of
4091 (lower_lastprivate_clauses): Likewise.
4092 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
4093 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
4094 * internal-fn.def (GOMP_USE_SIMT): New internal function.
4095 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
4097 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
4099 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
4100 (expand_GOMP_SIMT_VF): New.
4101 (expand_GOMP_SIMT_LAST_LANE): New.
4102 (expand_GOMP_SIMT_ORDERED_PRED): New.
4103 (expand_GOMP_SIMT_VOTE_ANY): New.
4104 (expand_GOMP_SIMT_XCHG_BFLY): New.
4105 (expand_GOMP_SIMT_XCHG_IDX): New.
4106 * internal-fn.def (GOMP_SIMT_LANE): New.
4107 (GOMP_SIMT_VF): New.
4108 (GOMP_SIMT_LAST_LANE): New.
4109 (GOMP_SIMT_ORDERED_PRED): New.
4110 (GOMP_SIMT_VOTE_ANY): New.
4111 (GOMP_SIMT_XCHG_BFLY): New.
4112 (GOMP_SIMT_XCHG_IDX): New.
4113 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
4114 (create_omp_child_function): ...here. Set "omp target entrypoint"
4115 or "omp declare target" attribute based on is_gimple_omp_offloaded.
4116 (omp_max_simt_vf): New. Use it...
4117 (omp_max_vf): ...here.
4118 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
4119 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
4120 (lower_omp_ordered): Likewise, for "ordered" lowering.
4121 (expand_omp_simd): Add SIMT transforms.
4122 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
4123 (execute_omp_device_lower): New.
4124 (pass_data_omp_device_lower): New.
4125 (pass_omp_device_lower): New pass.
4126 (make_pass_omp_device_lower): New.
4127 * passes.def (pass_omp_device_lower): Position new pass.
4128 * tree-pass.h (PROP_gimple_lomp_dev): Define.
4129 (make_pass_omp_device_lower): Declare.
4131 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4134 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
4135 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
4137 (_mm_maskz_load_epi64): Likewise.
4138 (_mm_setzero_hi): Removed.
4139 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
4141 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
4142 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
4143 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
4144 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
4145 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
4146 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
4147 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
4148 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
4149 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
4150 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
4151 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
4153 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
4154 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
4155 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
4156 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
4157 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
4158 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
4159 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
4160 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
4161 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
4162 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
4163 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
4164 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
4165 instead of _mm_setzero_hi.
4166 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
4167 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
4168 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
4169 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
4170 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
4171 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
4172 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
4173 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
4174 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
4175 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
4176 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
4177 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
4178 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
4179 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
4180 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
4181 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
4182 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
4183 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
4184 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
4185 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
4186 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
4187 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
4188 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
4189 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
4190 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
4191 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
4193 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
4194 instead of _mm_setzero_hi.
4195 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
4196 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
4197 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
4198 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
4199 _mm_setzero_si128 instead of _mm_setzero_di.
4200 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
4201 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
4202 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
4203 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
4204 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
4205 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
4206 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
4207 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
4208 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
4209 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
4210 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
4211 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
4212 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
4213 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
4214 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
4215 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
4216 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
4217 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
4218 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
4219 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
4220 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
4221 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
4222 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
4223 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
4224 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
4225 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
4226 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
4227 _mm512_maskz_insertf32x8): Formatting fixes.
4228 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
4229 _mm_setzero_si128 instead of _mm_setzero_di.
4230 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
4231 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
4232 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
4233 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
4234 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
4235 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
4236 _mm_setzero_si128 instead of _mm_setzero_di.
4237 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
4239 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
4240 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
4241 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
4242 _mm_setzero_si128 instead of _mm_setzero_hi.
4243 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
4244 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
4245 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
4246 instead of _mm_setzero_di.
4247 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
4248 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
4250 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
4251 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
4253 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
4255 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
4256 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
4257 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
4259 2016-11-22 Carl Love <cel@us.ibm.com>
4261 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
4262 equal and vector compare not equal. The vector compares take two
4263 arguments of type vector bool char, vector bool short, vector bool int,
4264 vector bool long long with the same return type.
4265 * doc/extend.texi: Update built-in documentation file for the new
4268 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
4270 * Makefile.in ($(lang_checks_parallelized)): Fix detection
4273 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
4275 * config.gcc: Allow new rmprofile value for configure option
4276 --with-multilib-list.
4277 * config/arm/t-rmprofile: New file.
4278 * doc/install.texi (--with-multilib-list): Document new rmprofile value
4281 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4284 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
4285 register operand in alternatives 4,5,6.
4287 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
4290 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
4291 in save register mask if it is needed.
4293 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4295 PR tree-optimization/78436
4296 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
4297 (shift_bytes_in_array, shift_bytes_in_array_right,
4298 merged_store_group::apply_stores): Formatting fixes.
4299 (clear_bit_region): Likewise. Use memset.
4300 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
4301 instead of EXPR and inerted instead of inserted. Use memset instead
4302 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
4306 * expmed.c (expand_divmod): Use wide_int for computation of
4307 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
4308 Use size <= HOST_BITS_PER_WIDE_INT instead of
4309 HOST_BITS_PER_WIDE_INT >= size.
4311 PR tree-optimization/78445
4312 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
4313 any_complicated_phi, version loop even if flag_tree_loop_if_convert
4314 is 1. Formatting fix.
4316 2016-11-22 Martin Liska <mliska@suse.cz>
4319 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
4320 (sem_function::get_hash): Use the new field.
4321 (sem_function::parse): Remove an argument from ctor.
4322 (sem_variable::parse): Likewise.
4323 (sem_variable::get_hash): Use the new field.
4324 (sem_item_optimizer::read_section): Use new ctor and set hash.
4325 * ipa-icf.h: _hash is removed from sem_item::sem_item,
4326 sem_variable::sem_variable, sem_function::sem_function.
4328 2016-11-21 Jeff Law <law@redhat.com>
4331 * config/cris/cris.md: Don't call copy_to_mode_reg unless
4332 can_create_pseudo_p is true.
4334 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
4337 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
4338 *rotldi3_insert_7): New define_insns.
4340 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4342 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
4343 so that DImode can be allocated to FP/vector registers in more
4344 cases, and we can avoid direct move operations. If the register
4345 needs reloading, prefer GPRs over FP/vector registers. In the
4346 case of FPR vs. Altivec registers, prefer FPR registers unless we
4347 have the ISA 3.0 reg+offset scalar instructions.
4348 (movdi_internal64): Likewise.
4350 2016-11-21 Jakub Jelinek <jakub@redhat.com>
4353 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
4354 for tmp simd array if DECL_NAME (parm) is NULL.
4356 2016-11-20 Jeff Law <law@redhat.com>
4359 * config/m68k/predicates.md (swap_peephole_relational_operator): New
4361 * config/m68k/m68k.md (relational tests against 65535/65536): New
4364 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4366 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
4368 2016-11-21 Martin Sebor <msebor@redhat.com>
4370 * doc/invoke.texi (-fprintf-return-value): Document that option
4371 is enabled by default.
4373 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4375 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
4376 for-loop declaration of loop variable.
4377 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
4378 * config/avr/avr.c (avr_popcount_each_byte)
4379 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
4380 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
4381 (avr_expand_epilogue, avr_function_arg_advance)
4382 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
4383 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
4384 (avr_adjust_reg_alloc_order, output_reload_in_const)
4385 (avr_conditional_register_usage, avr_find_unused_d_reg)
4386 (avr_map_decompose, avr_fold_builtin): Same.
4388 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4390 * config/avr/avr.c (avr_popcount): Remove static function.
4391 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
4393 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
4395 * arm.opt (mapcs-float): Delete option.
4396 * arm.c (arm_option_override): Remove hunk relating to
4398 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
4400 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
4402 * tree-tailcall.c (process_assignment): Simplify the check for
4403 a valid copy, allowing the source to be a local variable as
4404 well as an SSA name.
4405 (find_tail_calls): Allow copies between local variables to follow
4406 the call. Allow the result to be stored in any local variable,
4407 even if it's an aggregate.
4408 (eliminate_tail_call): Check whether the result is an SSA name
4409 before updating its SSA_NAME_DEF_STMT.
4411 2016-11-21 David Malcolm <dmalcolm@redhat.com>
4413 PR preprocessor/78324
4414 * input.c (get_substring_ranges_for_loc): Fail gracefully if
4415 -ftrack-macro-expansion has a value other than 2.
4417 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
4419 PR rtl-optimization/78400
4420 * shrink-wrap.c (try_shrink_wrapping_separate): Call
4421 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
4422 and df_update_exit_block_uses.
4424 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4427 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
4428 new default-enabled warning..
4429 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
4430 (BT_PTR_CONST_STRING): Updated.
4431 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
4432 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
4433 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
4434 (strftime): Update builtin function.
4435 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
4436 * tree.h (const_tm_ptr_type_node): New type node.
4437 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
4438 const_tm_ptr_type_node.
4440 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4442 PR tree-optimization/78413
4443 * tree-if-conv.c (versionable_outer_loop_p): Require that both
4444 inner and outer loop latches have single predecessors.
4446 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4449 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
4450 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
4452 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4454 * rtl.h: Adjust prototype.
4455 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
4456 (dead_or_set_regno_p): Likewise.
4458 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4460 * rtl.h: Adjust prototype.
4461 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
4463 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4465 * function.c (contains): Change argument type to rtx_insn *.
4466 (prologue_contains): Likewise.
4467 (epilogue_contains): Likewise.
4468 (prologue_epilogue_contains): Likewise.
4469 * function.h: Adjust prototype.
4471 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4473 * optabs.c (emit_libcall_block): Change argument type to
4475 * optabs.h: Adjust prototype.
4477 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4479 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
4480 (fixup_reorder_chain): Adjust.
4481 * cfgrtl.h: Adjust prototype.
4483 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4485 * rtl.h: Adjust prototype.
4486 * rtlanal.c (replace_label_in_insn): Change argument type to
4489 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4491 * config/v850/v850.c (expand_prologue): Adjust.
4492 (expand_epilogue): Likewise.
4493 * expr.c (init_expr_target): Likewise.
4494 * genrecog.c (print_subroutine): Always make the argument type
4496 * recog.h: Adjust prototype.
4498 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4500 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
4501 up variables to make some rtx_insn *.
4502 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
4503 * config/arc/arc.c: Likewise.
4504 * config/arm/arm.c: Likewise.
4505 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
4506 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
4508 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
4510 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4512 * config/arm/arm.c (legitimize_pic_address): Change to use
4513 rtx_insn * as the type of variables.
4514 (arm_pic_static_addr): Likewise.
4515 (arm_emit_movpair): Likewise.
4516 * config/c6x/c6x.c (reorg_split_calls): Likewise.
4517 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
4518 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
4519 * config/frv/frv.md: Likewise.
4520 * config/i386/i386-protos.h: Likewise.
4521 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
4522 (ix86_split_fp_branch): Likewise.
4523 (predict_jump): Likewise.
4524 * config/ia64/ia64.c: Likewise.
4525 * config/mcore/mcore.c: Likewise.
4526 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
4527 * config/s390/s390.c: Likewise.
4528 * config/s390/s390.md: Likewise.
4529 * config/spu/spu.md: Likewise.
4530 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
4531 * lower-subreg.c (resolve_simple_move): Likewise.
4533 2016-11-20 Jeff Law <law@redhat.com>
4536 * reload.h (struct target_reload): Make x_double_reg_address_ok
4538 * reload.c (find_reloads_address): Check if double_reg_address_ok
4539 is true for the mode of the memory reference.
4540 * reload1.c (init_reload): Initialize double_reg_address_ok for
4543 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
4546 * tree-ssa-uninit.c: Define new global max_phi_args.
4547 (compute_uninit_opnds_pos): Use max_phi_args.
4548 (prune_uninit_phi_opnds): Same.
4549 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
4550 missing NUM_PREDS in function comment.
4551 (can_one_predicate_be_invalidated_p): New.
4552 (can_chain_union_be_invalidated_p): New.
4553 (flatten_out_predicate_chains): New.
4554 (uninit_ops_invalidate_phi_use): New.
4555 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
4557 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
4559 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
4560 * match.pd (A /[ex] B CMP C): New simplifications.
4562 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
4564 * match.pd (0 / X, X / X, X % X): New simplifications.
4566 2016-11-19 Jakub Jelinek <jakub@redhat.com>
4568 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
4569 when checking if callee's isa flags are subset of caller's isa flags.
4570 Fix comment wording.
4572 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
4573 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
4574 instead and using = 0 instead of &= 0.
4576 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
4577 ix86_add_new_builtins): Formatting fixes.
4578 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
4579 (ix86_get_builtin): Likewise.
4581 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
4582 don't initialize it, don't use it for the case where it isn't
4583 provable %{z} nor using the same argument, instead move merge
4584 argument into a new pseudo and use that as target. Formatting fixes.
4586 2016-11-19 Jeff Law <law@redhat.com>
4589 * config/m68k/m68k.md (bsetdreg): New pattern.
4590 (bchgdreg, bclrdreg): Likewise.
4592 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
4595 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
4596 instead of force_reg.
4597 (sh_expand_setmem): Likewise.
4599 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
4601 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
4603 2016-11-18 Walter Lee <walt@tilera.com>
4605 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
4606 end-of-bundle marker for consecutive barriers.
4608 2016-11-18 Walter Lee <walt@tilera.com>
4610 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
4612 2016-11-18 Jakub Jelinek <jakub@redhat.com>
4615 * multiple_target.c (get_attr_len): Start with argnum and increment
4616 argnum on every arg. Use strchr in a loop instead of counting commas
4618 (get_attr_str): Increment argnum for every comma in the string.
4619 (separate_attrs): Use for instead of while loop, simplify.
4620 (expand_target_clones): Rename defenition argument to definition.
4621 Free attrs and attr_str even when diagnosing errors. Temporarily
4622 change input_location around targetm.target_option.valid_attribute_p
4623 calls. Don't emit warning or errors if that function fails.
4625 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
4628 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
4629 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
4630 abbrev_opt_base_type_end only by increasing die_abbrev, before
4632 (optimize_abbrev_table): Don't change abbrev numbers of
4633 base types and CU or optimize implicit consts in them if
4634 calc_base_type_die_sizes has been called during build_abbrev_table.
4635 (calc_base_type_die_sizes): If abbrev_opt_start, set
4636 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
4638 2016-11-18 Jeff Law <law@redhat.com>
4641 * config/m68k/m68k.c (moveq feeding equality comparison): New
4643 * config/m68k/predicates.md (addq_subq_operand): New predicate.
4644 (equality_comparison_operator): Likewise.
4646 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4648 * rtlanal.c (load_extend_op): Move to...
4649 * rtl.h: ...here and make inline.
4651 2016-11-18 Terry Guo <terry.guo@arm.com>
4652 Thomas Preud'homme <thomas.preudhomme@arm.com>
4654 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
4655 * config/arm/arm-opts.h: Include arm-flags.h.
4656 (struct arm_arch_core_flag): Define.
4657 (arm_arch_core_flags): Define.
4658 * config/arm/arm-protos.h: Include arm-flags.h
4659 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
4660 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
4661 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
4662 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
4663 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
4664 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
4665 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
4666 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
4667 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
4668 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
4669 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
4670 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
4671 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
4672 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
4673 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
4674 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
4675 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
4676 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
4677 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
4678 ARM_FSET_CPU_SUBSET): Move to ...
4679 * config/arm/arm-flags.h: This new file.
4680 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
4681 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
4682 (TARGET_MODE_SPECS): Define.
4683 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
4685 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
4687 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
4688 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
4689 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
4690 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
4691 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
4692 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
4693 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
4694 missing and make value unsigned.
4695 (arm_feature_set): Use unsigned entries instead of unsigned long.
4697 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
4699 Re-apply after PR bootstrap/77359 is fixed:
4700 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4702 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4703 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
4706 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
4709 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
4710 variables in functions calling alloca. Also update the ASCII
4712 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
4713 (STACK_DYNAMIC_OFFSET): Likewise.
4714 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
4715 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
4718 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4719 Alan Hayward <alan.hayward@arm.com>
4720 David Sherwood <david.sherwood@arm.com>
4722 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
4723 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
4724 (add_const_value_attribute): Likewise.
4725 * explow.c (plus_constant): Likewise.
4726 * expmed.c (expand_mult, make_tree): Likewise.
4727 * expr.c (convert_modes): Likewise.
4728 * loop-doloop.c (doloop_optimize): Likewise.
4729 * postreload.c (reload_cse_simplify_set): Likewise.
4730 * simplify-rtx.c (simplify_const_unary_operation): Likewise
4731 (simplify_binary_operation_1, simplify_const_binary_operation):
4733 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
4734 * wide-int.h: Update documentation to recommend rtx_mode_t
4735 instead of std::make_pair.
4737 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4738 Alan Hayward <alan.hayward@arm.com>
4739 David Sherwood <david.sherwood@arm.com>
4741 * tree.h (SET_DECL_MODE): New macro.
4742 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
4743 (expand_gimple_basic_block): Likewise.
4744 * function.c (split_complex_args): Likeise.
4745 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
4746 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
4747 * stor-layout.c (layout_decl, relayout_decl): Likewise.
4748 (finish_bitfield_representative): Likewise.
4749 * tree.c (make_node_stat): Likewise.
4750 * tree-inline.c (remap_ssa_name): Likewise.
4751 (tree_function_versioning): Likewise.
4752 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
4753 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
4754 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
4755 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
4756 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
4757 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
4758 * varasm.c (make_debug_expr_from_rtl): Likewise.
4760 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
4762 PR rtl-optimization/71785
4763 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
4764 (duplicate_computed_gotos): New function.
4765 (pass_duplicate_computed_gotos::execute): Rewrite.
4767 2016-11-17 Jeff Law <law@redhat.com>
4770 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
4771 barrier prior to deallocating the stack.
4773 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
4775 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
4776 to make better use of cmem loads in the case where a single bit is
4778 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
4780 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
4782 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
4784 (isa_names_table): Handle new features.
4786 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
4787 Andrew Senkevich <andrew.senkevich@intel.com>
4789 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
4790 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
4791 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
4792 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
4793 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
4794 * config/i386/avx5124fmapsintrin.h: New file.
4795 * config/i386/avx5124vnniwintrin.h: Ditto.
4796 * config/i386/constraints.md (h): New constraint.
4797 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
4798 * config/i386/driver-i386.c (host_detect_local_cpu):
4799 Detect avx5124fmaps, avx5124vnniw.
4800 * config/i386/i386-builtin-types.def: Add types
4801 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
4802 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
4803 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
4804 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
4805 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
4806 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
4807 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
4808 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
4809 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
4810 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
4811 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
4812 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
4813 __builtin_ia32_vp4dpwssds_mask): New.
4814 * config/i386/i386-c.c (ix86_target_macros_internal):
4815 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
4816 * config/i386/i386-modes.def: Fixed comment typos, added new
4817 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
4818 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
4820 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
4821 (ix86_option_override_internal): Handle new options.
4822 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
4824 (ix86_expand_builtin): Handle new builtins.
4825 (ix86_additional_allocno_class_p): New.
4826 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
4827 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
4828 (reg_class): Add MOD4_SSE_REGS.
4829 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
4830 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
4831 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
4832 avx5124vnniwintrin.h.
4833 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
4834 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
4835 (define_mode_iterator IMOD4): New.
4836 (define_mode_attr imod4_narrow): Ditto.
4837 (define_insn "mov<mode>"): Ditto.
4838 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
4839 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
4840 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
4841 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
4842 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
4843 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
4844 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
4845 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
4846 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
4847 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
4848 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
4849 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
4850 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
4851 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
4852 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
4853 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
4854 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
4855 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
4856 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
4857 * genmodes.c (mode_size_inline): Extend return type.
4858 * machmode.h (mode_size, mode_base_align): Extend type.
4860 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
4863 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
4864 the appropriate checks for SFmode/DFmode load/stores in GPR
4866 (fusion_addis_mem_combo_store): Likewise.
4867 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
4868 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
4869 d-form instructions for traditional Altivec registers.
4870 (emit_fusion_p9_load): Likewise.
4871 (emit_fusion_p9_store): Likewise.
4872 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
4873 early clobber from scratch register. Do not match if the register
4874 being stored is the scratch register.
4875 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
4876 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
4877 instructions for traditional Altivec registers.
4878 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
4879 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
4880 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
4882 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
4885 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
4886 being live in the function and lr needing to be saved. Distinguish
4887 between already saved pushable registers and registers to push.
4888 Check for LR being an available pushable register.
4890 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4892 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
4893 string input is a string constant.
4894 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
4895 via cmpstrnsi even if neither string is constant.
4897 2016-11-17 Jakub Jelinek <jakub@redhat.com>
4900 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
4901 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
4902 instead, return false if it is NULL, or doesn't fit into uhwi, or
4903 is larger or equal to targetm.max_anchor_offset.
4905 2016-11-17 Pip Cet <pipcet@gmail.com>
4906 Eric Botcazou <ebotcazou@adacore.com>
4908 PR rtl-optimization/78355
4909 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
4910 needs to deal with unaligned accesses.
4911 * doc/tm.texi: Regenerate.
4912 * lra-constraints.c (simplify_operand_subreg): Only invoke
4913 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
4915 2016-11-17 David Malcolm <dmalcolm@redhat.com>
4917 * input.c (selftest::test_lexer_string_locations_long_line): New
4919 (selftest::test_lexer_string_locations_raw_string_multiline): New
4921 (selftest::input_c_tests): Call the new functions, via
4922 for_each_line_table_case.
4924 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4926 * config/aarch64/aarch64.md (mov<mode>): Call
4927 aarch64_split_dimode_const_store on DImode constant stores.
4928 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
4930 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
4933 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4934 Richard Biener <rguenther@suse.de>
4936 PR tree-optimization/77848
4937 * tree-if-conv.c (tree_if_conversion): Always version loops unless
4938 the user specified -ftree-loop-if-convert.
4940 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
4943 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
4944 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
4945 *thumb2_strd_base_neg): Recognize insn regardless of
4946 current_tune->prefer_ldrd_strd.
4947 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
4950 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
4952 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
4955 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
4957 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
4959 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
4960 * config/arc/arc-cpus.def (quarkse_em): Add.
4961 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
4962 * config/arc/arc-opts.h (FPX_QK): Define.
4963 * config/arc/arc-tables.opt: Regenerate.
4964 * config/arc/arc.c (gen_compare_reg): Change.
4965 (arc_register_move_cost): Avoid Dy,Dx moves.
4966 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
4967 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
4968 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
4970 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
4971 (fix_truncsfsi2_fpu): Rename.
4972 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
4973 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
4974 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
4975 * config/arc/t-multilib: Regenerate.
4977 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
4979 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
4981 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
4982 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
4983 (avr_rtx_costs_1, extra_constraint_Q): Same.
4984 (avr_address_cost): Use SUBREG_P if possible.
4986 2016-11-17 Richard Biener <rguenther@suse.de>
4989 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
4990 non-local goto into CFG.
4992 2016-11-17 Richard Biener <rguenther@suse.de>
4994 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
4995 backward compatibility.
4996 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
4997 * tree-if-conv.c (pass_if_conversion::gate): Do not test
4998 flag_tree_loop_if_convert_stores.
4999 (pass_if_conversion::execute): Likewise.
5001 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5003 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
5004 const_double code before calling aarch64_float_const_zero_rtx_p.
5006 2016-11-17 Richard Biener <rguenther@suse.de>
5008 PR tree-optimization/78306
5009 * ipa-inline-analysis.c (initialize_inline_failed): Do not
5010 inhibit inlining if function calls cilk_spawn.
5011 (can_inline_edge_p): Likewise.
5013 2016-11-17 Richard Biener <rguenther@suse.de>
5016 * fold-const.c (negate_expr_p): Fix multiplication case.
5018 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
5021 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
5023 (TARGET_INIT_LIBFUNCS): Delete definition and...
5024 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
5027 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
5029 * config/netbsd-stdint.h: New.
5030 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
5031 (x86_64-*-netbsd*): Likewise.
5033 2016-11-16 Andrew PInski <apinski@cavium.com>
5035 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
5036 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
5037 flag_aarch64_verbose_cost instead of checking for details dump.
5038 (aarch64_rtx_costs_wrapper): Likewise.
5040 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5042 PR rtl-optimization/78378
5043 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
5044 inner only if pos is 0. Fix up formatting.
5046 2016-11-17 Alan Modra <amodra@gmail.com>
5048 PR rtl-optimization/78325
5049 PR rtl-optimization/70890
5050 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
5053 2016-11-16 Jason Merrill <jason@redhat.com>
5055 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
5057 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5058 Richard Biener <rguenther@suse.de>
5060 PR tree-optimization/77848
5061 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
5062 an outer loop, only save basic block aux information for the inner
5064 (versionable_outer_loop_p): New function.
5065 (tree_if_conversion): Version the outer loop instead of the inner
5066 one if the pattern will be recognized for outer-loop
5069 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
5071 * gcc/bb-reorder.c: Remove 'toplev.h' include.
5072 (pass_partition_blocks::gate): No longer check
5073 user_defined_section_attribute, instead check the function decl
5074 for a section attribute.
5075 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
5076 set user_defined_section_attribute.
5077 * gcc/final.c (rest_of_handle_final): Likewise.
5078 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
5079 * gcc/toplev.h: Remove declaration of
5080 user_defined_section_attribute.
5082 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5084 * config/mips/mips.md (casesi_internal_mips16_<mode>):
5085 Explicitly switch between JR and JRC for the table jump. Adjust
5088 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5090 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
5091 `insn_count' to 11 rather than 16.
5093 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5095 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
5096 `ltu' rather than `leu' operation in the RTL pattern
5098 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5100 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
5101 missing <d> instruction prefixes throughout. Correct
5104 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5106 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
5107 rather than R_MIPS_JALR relocation in microMIPS code. Do not
5108 cancel short delay slots in PIC call relaxation.
5110 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
5112 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
5113 general register with general register or ARM constant into SP
5116 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5119 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
5120 that loop->header == body_bb if broken_loop.
5122 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
5124 * tree-ssa-math-opts.c (bswap_replace): Remove test
5125 of SLOW_UNALIGNED_ACCESS.
5127 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
5129 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
5130 is selected. Pass -mgomp to offload compiler in OpenMP case.
5131 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
5132 declaration from nvptx.c.
5133 (nvptx_gen_shuffle): Declare.
5134 (nvptx_output_set_softstack): Declare.
5135 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
5136 (need_softstack_decl): New variable.
5137 (need_unisimt_decl): New variable.
5138 (diagnose_openacc_conflict): New. Use it...
5139 (nvptx_option_override): ...here. Handle TARGET_GOMP.
5140 (nvptx_encode_section_info): Handle "shared" attribute.
5141 (write_as_kernel): Restrict to OpenACC target regions.
5142 (init_softstack_frame): New.
5143 (nvptx_init_unisimt_predicate): New.
5144 (write_omp_entry): New. Use it...
5145 (nvptx_declare_function_name): ...here to emit OpenMP target region
5146 entrypoints. Handle TARGET_SOFT_STACK. Call
5147 nvptx_init_unisimt_predicate.
5148 (nvptx_output_set_softstack): New.
5149 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
5150 (nvptx_gen_shuffle): Export.
5151 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
5153 (nvptx_print_operand): Fix handling of instruction predicates.
5154 (nvptx_get_unisimt_master): New helper function.
5155 (nvptx_get_unisimt_predicate): Ditto.
5156 (nvptx_call_insn_is_syscall_p): Ditto.
5157 (nvptx_unisimt_handle_set): Ditto.
5158 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
5159 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
5160 (nvptx_handle_shared_attribute): New. Use it...
5161 (nvptx_attribute_table): ... here (new entry).
5162 (nvptx_record_offload_symbol): Handle NULL attributes.
5163 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
5164 (nvptx_simt_vf): New.
5165 (TARGET_SIMT_VF): Define.
5166 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
5167 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
5168 -muniform-simt option is active.
5169 (STACK_SIZE_MODE): Define.
5170 (FIXED_REGISTERS): Adjust.
5171 (SOFTSTACK_SLOT_REGNUM): New.
5172 (SOFTSTACK_PREV_REGNUM): New.
5173 (REGISTER_NAMES): Adjust.
5174 (struct machine_function): New fields.
5175 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
5176 (UNSPEC_VOTE_BALLOT): Ditto.
5177 (UNSPEC_LANEID): Ditto.
5178 (UNSPECV_NOUNROLL): Ditto.
5179 (atomic): New attribute.
5180 (predicable): New attribute. Generate predicated forms via
5182 (br_true): Mark as not predicable.
5184 (br_true_uni): Ditto.
5185 (br_false_uni): Ditto.
5187 (trap_if_true): Ditto.
5188 (trap_if_false): Ditto.
5189 (nvptx_fork): Ditto.
5190 (nvptx_forked): Ditto.
5191 (nvptx_joining): Ditto.
5192 (nvptx_join): Ditto.
5193 (nvptx_barsync): Ditto.
5194 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
5195 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
5196 (allocate_stack_<mode>): Remove unused pattern.
5197 (set_softstack_insn): New pattern.
5198 (restore_stack_block): Handle for TARGET_SOFT_STACK.
5199 (nvptx_vote_ballot): New pattern.
5200 (omp_simt_lane): Ditto.
5201 (omp_simt_last_lane): Ditto.
5202 (omp_simt_ordered): Ditto.
5203 (omp_simt_vote_any): Ditto.
5204 (omp_simt_xchg_bfly): Ditto.
5205 (omp_simt_xchg_idx): Ditto.
5206 (nvptx_nounroll): Ditto.
5207 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
5208 (atomic_exchange<mode>): Ditto.
5209 (atomic_fetch_add<mode>): Ditto.
5210 (atomic_fetch_addsf): Ditto.
5211 (atomic_fetch_<logic><mode>): Ditto.
5212 * config/nvptx/nvptx.opt (msoft-stack): New option.
5213 (muniform-simt): Ditto.
5215 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
5216 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
5217 * doc/invoke.texi (msoft-stack): Document.
5218 (muniform-simt): Document
5220 * doc/tm.texi: Regenerate.
5221 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
5222 * target.def: Define it.
5223 * target-insns.def (omp_simt_lane): New.
5224 (omp_simt_last_lane): New.
5225 (omp_simt_ordered): New.
5226 (omp_simt_vote_any): New.
5227 (omp_simt_xchg_bfly): New.
5228 (omp_simt_xchg_idx): New.
5230 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5232 * config/mips/mips-protos.h (mips_set_text_contents_type): New
5234 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
5235 (ASM_OUTPUT_CASE_END): Likewise.
5236 * config/mips/mips.c (mips_set_text_contents_type): New function.
5237 (mips16_emit_constants): Record the pool's initial label number
5238 with the `consttable' insn. Emit a `consttable_end' insn at the end.
5239 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
5240 for `consttable' insns.
5241 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
5242 for `consttable_end' insns.
5243 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
5244 (consttable): Add operand.
5245 (consttable_end): New insn.
5247 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
5249 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
5250 * tree-if-conv.c (tree_if_conversion): Make public.
5251 * * tree-if-conv.h: New file.
5252 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
5253 dynamic alias checks for epilogues.
5254 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
5255 * tree-vect-loop.c: include tree-if-conv.h.
5256 (new_loop_vec_info): Add zeroing orig_loop_info field.
5257 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
5258 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
5259 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
5260 using passed argument.
5261 (vect_transform_loop): Check if created epilogue should be returned
5262 for further vectorization with less vf. If-convert epilogue if
5263 required. Print vectorization success for epilogue.
5264 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
5265 if it is required, pass loop_vinfo produced during vectorization of
5266 loop body to vect_analyze_loop.
5267 * tree-vectorizer.h (struct _loop_vec_info): Add new field
5269 (LOOP_VINFO_ORIG_LOOP_INFO): New.
5270 (LOOP_VINFO_EPILOGUE_P): New.
5271 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
5272 (vect_do_peeling): Change prototype to return epilogue.
5273 (vect_analyze_loop): Add argument of loop_vec_info type.
5274 (vect_transform_loop): Return created loop.
5276 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
5278 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
5279 component as used also if LR_REGNO is a live input to the bb.
5280 * df-scan.c (df_get_entry_block_def_set): Return immediately after
5281 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
5282 (df_get_exit_block_use_set): Ditto.
5283 * df.h (df_scan_flags): New enum.
5284 * shrink-wrap.c (try_shrink_wrapping_separate): Set
5285 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
5286 df_update_entry_block_defs and df_update_exit_block_uses
5287 at the start; clear the flag and call those functions at the end.
5289 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5290 Alan Hayward <alan.hayward@arm.com>
5291 David Sherwood <david.sherwood@arm.com>
5293 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
5294 nb_iterations to the number of latch iterations rather than the
5295 number of loop iterations.
5297 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5298 Alan Hayward <alan.hayward@arm.com>
5299 David Sherwood <david.sherwood@arm.com>
5301 * combine.c (maybe_swap_commutative_operands): New function.
5302 (combine_simplify_rtx): Use it.
5303 (change_zero_ext): Likewise.
5304 (make_compound_operation_int): New function, split out of...
5305 (make_compound_operation): ...here. Use
5306 maybe_swap_commutative_operands for both.
5308 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
5310 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
5311 (neon-vfpv3): New FPU, currently an alias for 'neon'.
5312 * arm/arm-tables.opt: Regenerated.
5313 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
5315 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
5316 and 'neon' are aliases for specific implementations.
5318 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5319 Alan Hayward <alan.hayward@arm.com>
5320 David Sherwood <david.sherwood@arm.com>
5322 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
5323 and use it in the final call to gen_rtx_fmt_ee.
5324 (expand_vec_cond_expr): Update accordingly.
5325 (expand_vec_cmp_expr): Likewise.
5327 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5328 Alan Hayward <alan.hayward@arm.com>
5329 David Sherwood <david.sherwood@arm.com>
5331 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
5333 2016-11-16 Richard Biener <rguenther@suse.de>
5336 * gimplify.c (gimplify_function_tree): Do not instrument
5337 GNU extern inline functions.
5339 2016-11-16 Martin Liska <mliska@suse.cz>
5342 * gimplify.c (gimplify_switch_expr): Always save previous
5343 gimplify_ctxp->live_switch_vars.
5345 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
5347 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
5348 zero_extract operations to allow a movb to occur.
5349 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
5350 * testsuite/gcc.target/arc/movb-2.c: Likewise.
5351 * testsuite/gcc.target/arc/movb-5.c: Likewise.
5352 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
5355 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5356 Alan Hayward <alan.hayward@arm.com>
5357 David Sherwood <david.sherwood@arm.com>
5359 * expr.c (emit_group_load_1): Tighten check for whether an
5360 access involves only one operand of a CONCAT. Use extract_bit_field
5361 for constants if the bit range does span the whole operand.
5363 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5364 Alan Hayward <alan.hayward@arm.com>
5365 David Sherwood <david.sherwood@arm.com>
5367 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
5369 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5370 Alan Hayward <alan.hayward@arm.com>
5371 David Sherwood <david.sherwood@arm.com>
5373 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
5374 all three iteration counts with an any_* test. Use a single update
5375 for each count. Fix the calculation of nb_iterations_estimate.
5377 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5379 * config/pdp11/pdp11.c: Include dbxout.h.
5381 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5383 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
5385 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5388 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
5389 proper ranges for an SBFX instruction.
5390 (extzv_t2): Likewise for UBFX.
5392 2016-11-16 Richard Biener <rguenther@suse.de>
5394 PR tree-optimization/78348
5395 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
5396 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
5397 (classify_partition): Set PKIND_MEMCPY if dependence analysis
5398 revealed no dependency, PKIND_MEMMOVE otherwise.
5400 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5403 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
5404 it points to non-NULL tree, use it instead of ubsan_create_data.
5405 (instrument_si_overflow): Handle vector signed integer overflow
5407 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
5408 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
5409 vector IFN_UBSAN_CHECK_*.
5410 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
5411 pass it through to ubsan_build_overflow_builtin.
5412 (expand_neg_overflow, expand_mul_overflow): Likewise.
5413 (expand_vector_ubsan_overflow): New function.
5414 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
5415 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
5416 (expand_arith_overflow): Adjust expand_*_overflow callers.
5418 2016-11-16 Matthias Klose <doko@ubuntu.com>
5420 * doc/install.texi: Remove references to java/libjava.
5422 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
5424 * tree-ssa-coalesce.c (register_default_def): Remove
5425 register_ssa_partition.
5426 (create_outofssa_var_map): Likewise.
5427 * tree-ssa-live.c (register_ssa_partition_check): Remove.
5428 * tree-ssa-live.h (register_ssa_partition): Likewise.
5430 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
5432 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
5433 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
5434 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
5435 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
5436 rtx when all sub-rtx are also permanent.
5437 (attr_eq): Simplify.
5438 (attr_copy_rtx): Remove.
5439 (make_canonical, get_attr_value): Use attr_equal_p.
5440 (copy_boolean): Rehash NOT.
5441 (simplify_test_exp_in_temp,
5442 optimize_attrs): Remove call to attr_copy_rtx.
5443 (attr_alt_intersection, attr_alt_union,
5444 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
5445 (make_automaton_attrs): Use attr_eq.
5447 2016-11-15 Matthias Klose <doko@ubuntu.com>
5449 * doc/install.texi: Remove references to java/libjava.
5450 * doc/sourcebuild.texi: Likewise.
5451 * doc/invoke.texi: Likewise.
5452 * doc/standards.texi: Likewise.
5454 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5455 Alan Hayward <alan.hayward@arm.com>
5456 David Sherwood <david.sherwood@arm.com>
5458 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
5460 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5461 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5462 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5463 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5464 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5465 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5466 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5468 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5469 Alan Hayward <alan.hayward@arm.com>
5470 David Sherwood <david.sherwood@arm.com>
5472 * dce.c (check_argument_store): Pass the size instead of
5473 the memory reference.
5474 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
5476 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5477 Alan Hayward <alan.hayward@arm.com>
5478 David Sherwood <david.sherwood@arm.com>
5480 * alias.c (canon_rtx): Use simplify_gen_binary.
5482 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5483 Alan Hayward <alan.hayward@arm.com>
5484 David Sherwood <david.sherwood@arm.com>
5486 * rtl.h (load_extend_op): Declare.
5487 * rtlanal.c (load_extend_op): New function.
5488 (nonzero_bits1): Use it.
5489 (num_sign_bit_copies1): Likewise.
5490 * cse.c (cse_insn): Likewise.
5491 * fold-const.c (fold_single_bit_test): Likewise.
5492 (fold_unary_loc): Likewise.
5493 * fwprop.c (free_load_extend): Likewise.
5494 * postreload.c (reload_cse_simplify_set): Likewise.
5495 (reload_cse_simplify_operands): Likewise.
5496 * combine.c (try_combine): Likewise.
5497 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
5498 subreg_lowpart_p checks.
5500 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5501 Alan Hayward <alan.hayward@arm.com>
5502 David Sherwood <david.sherwood@arm.com>
5504 * combine.c (simplify_shift_const_1): Use the number of bits
5505 in the inner mode to determine the range of the shift.
5506 When handling shifts of vectors, skip any rules that apply
5509 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5510 Alan Hayward <alan.hayward@arm.com>
5511 David Sherwood <david.sherwood@arm.com>
5513 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
5516 2016-11-15 Matthias Klose <doko@ubuntu.com>
5518 * doc/install.texi: Remove references to gcj/libjava.
5519 * doc/invoke.texi: Likewise.
5521 2016-11-15 Jeff Law <law@redhat.com>
5523 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
5524 parameter. Callers changed.
5525 (check-subpath_and_update_thread_path): Extracted from
5526 fsm_find_control_statement_thread_paths.
5527 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
5528 (handle_phi, handle_assignment): Allow any constant node, not
5531 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
5533 * config/arc/arc-arch.h: New file.
5534 * config/arc/arc-arches.def: Likewise.
5535 * config/arc/arc-cpus.def: Likewise.
5536 * config/arc/arc-options.def: Likewise.
5537 * config/arc/t-multilib: Likewise.
5538 * config/arc/genmultilib.awk: Likewise.
5539 * config/arc/genoptions.awk: Likewise.
5540 * config/arc/arc-tables.opt: Likewise.
5541 * config/arc/driver-arc.c: Likewise.
5542 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
5543 * common/config/arc/arc-common.c (arc_handle_option): Trace
5545 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
5546 options; check for supported cpu against arc-cpus.def file.
5547 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
5548 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
5549 * config/arc/arc-c.def: Add emacs local variables.
5550 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
5551 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
5552 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
5553 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
5554 (DEFAULT_arc_fpu_build): Define.
5555 (DEFAULT_arc_mpy_option): Define.
5556 * config/arc/arc-protos.h (arc_init): Delete.
5557 * config/arc/arc.c (arc_cpu_name): New variable.
5558 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
5559 (arc_arc700, arc_arc600, arc_arc601): New variable.
5560 (arc_init): Add static; remove selection of default tune value,
5561 cleanup obsolete error messages.
5562 (arc_override_options): Make use of .def files for selecting the
5563 right cpu and option configurations.
5564 * config/arc/arc.h (stdbool.h): Include.
5565 (TARGET_CPU_DEFAULT): Define.
5566 (CPP_SPEC): Remove mcpu=NPS400 handling.
5567 (arc_cpu_to_as): Declare.
5568 (EXTRA_SPEC_FUNCTIONS): Define.
5569 (OPTION_DEFAULT_SPECS): Likewise.
5570 (ASM_DEFAULT): Remove.
5571 (ASM_SPEC): Use arc_cpu_to_as.
5572 (DRIVER_SELF_SPECS): Remove deprecated options.
5573 (arc_base_cpu): Declare.
5574 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
5575 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
5577 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
5578 * config/arc/arc.md (attr_cpu): Remove.
5579 * config/arc/arc.opt (mno-mpy): Deprecate.
5580 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
5581 (mcpu=ARCHS): Remove.
5582 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
5584 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
5585 (arc_fpu): Use new defines.
5586 (mpy-option): Change to use numeric or string like inputs.
5587 * config/arc/t-arc (driver-arc.o): New target.
5588 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
5589 * config/arc/t-arc-newlib: Delete.
5590 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
5591 * doc/invoke.texi (ARC): Update arc options.
5593 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
5595 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
5596 insn at the beginning of the constant pool.
5597 (mips_insert_insn_pseudos): New function.
5598 (mips_machine_reorg2): Call it.
5599 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
5600 UNSPEC_INSN_PSEUDO enum values.
5601 (insn_pseudo, consttable): New insns.
5603 2016-11-15 Michael Matz <matz@suse.de>
5605 PR missed-optimization/77881
5606 * combine.c (simplify_comparison): Remove useless subregs
5607 also inside the loop, not just after it.
5608 (make_compound_operation): Recognize some subregs as being
5611 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5612 Alan Hayward <alan.hayward@arm.com>
5613 David Sherwood <david.sherwood@arm.com>
5615 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
5618 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5620 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
5621 for using xxinsertw and vinsert{b,h} on ISA 3.0.
5623 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
5624 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
5625 vinsert{b,h} on ISA 3.0.
5627 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
5629 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
5630 and cmpnop in two steps: first the ones not accessed in original gimple
5631 expression in a endian independent way and then the ones not accessed
5632 in the final result in an endian-specific way.
5633 (bswap_replace): Stop doing big endian adjustment.
5635 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
5637 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
5638 (*ashl<mode>3_doubleword): Ditto.
5640 2016-11-14 Martin Liska <mliska@suse.cz>
5642 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
5644 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
5645 Richard Biener <rguenther@suse.de>
5647 * doc/invoke.texi (fgimple): Document.
5648 * dumpfile.h (TDF_GIMPLE): Add.
5649 * dumpfile.c (dump_options): Add gimple.
5650 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
5652 (dump_gimple_label): Likewise.
5653 (dump_gimple_phi): Likewise.
5654 (dump_gimple_bb_header): Likewise.
5655 (dump_phi_nodes): Likewise.
5656 (pp_cfg_jump): Likewise. Pass in dump flags.
5657 (dump_implicit_edges): Adjust.
5658 * passes.c (pass_init_dump_file): Do not dump function header
5660 * tree-cfg.c (dump_function_to_file): Dump function return type
5661 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
5663 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
5664 (dump_generic_node): Likewise.
5665 * function.h (struct function): Add pass_startwith member.
5666 * passes.c (execute_one_pass): Implement startwith.
5667 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
5668 and assign proper version for parsed ssa names.
5669 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
5670 * internal-fn.c (expand_PHI): New function.
5671 * internal-fn.h (expand_PHI): Declared here.
5672 * internal-fn.def: New defination for PHI.
5673 * tree-cfg.c (lower_phi_internal_fn): New function.
5674 (build_gimple_cfg): Call it.
5675 (verify_gimple_call): Condition for passing label as arg in internal
5677 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
5678 present PHIs with arguments.
5680 2016-11-14 Martin Liska <mliska@suse.cz>
5683 * common.opt: Add prefer-atomic as a new enum value for
5685 * coretypes.h: Likewise.
5686 * doc/invoke.texi: Document the new option value.
5687 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
5688 * tree-profile.c (tree_profiling): Select default value
5689 of -fprofile-update when 'prefer-atomic' is selected.
5691 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5693 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
5694 (cortex_a57_alu_shift): ...here.
5696 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5698 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
5700 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
5701 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
5702 (<optab>si3_insn_uxtw): Likewise.
5703 (<optab><mode>3_insn): Likewise.
5704 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
5705 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
5706 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
5707 (<optab><mode>): Likewise.
5708 (insv<mode>): Likewise.
5709 (andim_ashift<mode>_bfiz): Likewise.
5710 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
5711 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
5712 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
5713 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
5714 (exynos_m1_alu_p): Likewise.
5715 * config/arm/types.md: Add bfx.
5716 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
5718 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5720 * config/aarch64/aarch64.c (cortexa57_vector_cost):
5721 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
5723 2016-11-14 Richard Biener <rguenther@suse.de>
5725 PR tree-optimization/78312
5726 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
5727 flow-sensitive info.
5729 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
5732 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
5733 * config/avr/avr.opt (-mabsdata): New option.
5734 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
5735 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
5736 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
5737 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
5738 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
5739 spec depending on AVR_ISA_LDS.
5740 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
5742 2016-11-13 Jakub Jelinek <jakub@redhat.com>
5744 * match.pd: Don't try to compare addresses of variables with
5747 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
5749 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
5750 (propagate_vr_accross_jump_function): Handle unary expressions.
5751 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
5752 (load_from_param_1): New.
5753 (load_from_unmodified_param): Factor common part into load_from_param_1.
5754 (load_from_param): New.
5755 (compute_complex_assign_jump_func): Handle unary expressions.
5756 (update_jump_functions_after_inlining): Likewise.
5757 (ipa_write_jump_function): Likewise.
5758 (ipa_read_jump_function): Likewise.
5760 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5763 * doc/invoke.texi: Document Wrestrict.
5764 * pretty-print.c (pp_format): Add case for "Z" specifier.
5765 (test_pp_format): Test "Z" specifier.
5767 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
5769 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
5770 original function needs a static chain.
5772 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
5775 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
5778 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
5781 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
5782 return early if !optional_tbtab.
5784 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
5786 PR rtl-optimization/59461
5787 * doc/rtl.texi (paradoxical subregs): Add missing word.
5788 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
5789 in modes with precision larger than that of last_set_mode.
5790 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
5791 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
5792 REGs to paradoxical SUBREGs.
5793 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
5794 larger than a word before invoking LOAD_EXTEND_OP on it.
5796 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5799 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
5800 element order for little endian ordering.
5802 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
5803 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
5806 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
5809 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
5810 when calculating operand 2.
5811 (rotate to rotatex zext splitter): Ditto.
5813 2016-11-11 Jeff Law <law@redhat.com>
5815 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
5817 (stmt_uses_name_in_undefined_way): New function, extracted from
5818 find_implicit_erroneous_behavior and extended for div/mod case.
5819 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
5820 find_explicit_erroneous_behavior and extended for div/mod case.
5821 (find_implicit_erroneous_behavior): Use new helper function.
5822 (find_explicit_erroneous_behavior): Use new helper function.
5824 2016-11-11 Richard Biener <rguenther@suse.de>
5826 PR tree-optimization/71575
5827 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
5830 2016-11-11 Richard Biener <rguenther@suse.de>
5833 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
5834 about uninitialized destination arg of BIT_INSERT_EXPR.
5836 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
5839 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
5840 terminology. Expand to remove ambiguity.
5842 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
5844 PR rtl-optimization/78232
5845 * combine.c (try_combine): Add a big comment about why reusing i2dest
5847 (change_zero_ext): Do not call simplify_gen_binary, do the
5848 simplifications manually.
5850 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
5852 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
5853 enable HImode and QImode to go in vector registers by default if
5854 the -mvsx-small-integer option is enabled.
5855 (rs6000_secondary_reload_simple_move): Likewise.
5856 (rs6000_preferred_reload_class): Don't force integer constants to
5857 be loaded into vector registers that we can easily make into
5858 memory (or being created in the GPRs and moved over with direct move).
5859 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
5860 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
5861 vector extraction on ISA 3.0 when the scalar integer can be
5862 allocated in vector registers. Generate the VEC_SELECT directy,
5863 and don't use UNSPEC's to avoid having the scalar type in a vector
5864 register. Make the expander target registers, and let the
5865 combiner fold in results storing to memory, if the machine
5867 (vsx_extract_<mode>_di): Likewise.
5868 (vsx_extract_<mode>_p9): Likewise.
5869 (vsx_extract_<mode>_di_p9): Likewise.
5870 (vsx_extract_<mode>_store_p9): Likewise.
5871 (vsx_extract_si): Likewise.
5872 (vsx_extract_<mode>_p8): Likewise.
5873 (p9_lxsi<wd>zx): Delete, no longer used.
5874 (p9_stxsi<wd>x): Likewise.
5875 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
5876 integers in vector registers for ISA 3.0.
5877 (QHI): Update comment.
5878 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
5879 vector extract instructions in sign/zero extend.
5880 (zero_extendhi<mode>): Likewise.
5881 (extendqi<mode>): Likewise.
5882 (extendhi<mode>2): Likewise.
5883 (HImode splitter for load/sign extend in vector register): Likewise.
5884 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
5885 optimizing floating point conversions to/from small data types and
5886 rewrite it to support QImode/HImode being allowed in vector
5887 registers on ISA 3.0.
5888 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
5889 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
5890 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
5891 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
5892 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
5893 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
5894 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
5895 VSPLITISW on ISA 2.07.
5896 (movhi_internal): Combine movhi_internal and movqi_internal into
5897 one mov<mode>_internal with an iterator. Add support for QImode
5898 and HImode being allowed in vector registers. Make large number
5899 of attributes and constraints easier to read.
5900 (movqi_internal): Likewise.
5901 (mov<mode>_internal): Likewise.
5902 (movdi_internal64): Fix constraint to allow loading -16..15 with
5903 VSPLITISW on ISA 2.07.
5904 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
5907 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
5909 PR rtl-optimization/78241
5910 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
5911 but emit initial peel copy if niter expr is not reliable.
5913 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
5915 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
5916 (maybe_record_trace_start): If the CFI is different on the new and
5917 old paths, print out both to the dump file before ICEing.
5919 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
5921 * target.def (additional_allocno_class_p): New.
5922 * hooks.h (hook_bool_reg_class_t_false): New prototype.
5923 * hooks.c (hook_bool_reg_class_t_false): New.
5924 * ira.c (setup_allocno_and_important_classes): Use the new hook.
5925 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
5926 * doc/tm.texi: Update.
5928 2016-11-10 Jason Merrill <jason@redhat.com>
5930 * gengtype.c (new_structure): Append to structures list.
5931 (find_structure): Likewise.
5933 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
5935 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
5936 this_dir is 2. Check for this_dir non-zero before dir != this_dir
5939 2016-11-10 Jakub Jelinek <jakub@redhat.com>
5941 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
5942 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
5944 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
5945 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
5946 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
5947 teams distribute parallel for simd even to distribute and teams
5948 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
5949 OMP_CLAUSE_DEPEND_SINK case.
5950 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
5951 (omp_no_lastprivate): Removed.
5952 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
5953 (gimplify_omp_for): Likewise.
5954 (computable_teams_clause): Fail for automatic vars from current
5955 function not yet seen in bind expr.
5956 * langhooks.c (lhd_omp_scalar_p): New function.
5957 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
5958 * varpool.c (varpool_node::get_create): Set node->offloading
5959 even for DECL_EXTERNAL decls.
5960 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
5961 (LANG_HOOKS_OMP_SCALAR_P): Define.
5962 (LANG_HOOKS_DECLS): Use it.
5964 2016-11-10 Martin Liska <mliska@suse.cz>
5967 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
5968 only when SWITCH_BODY is a BIND_EXPR.
5970 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
5973 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
5974 on the context only when it has no DIE yet.
5976 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
5978 * arm.h (target_cpus): Delete.
5979 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
5980 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
5981 (all_architectures): Likewise.
5982 (arm_option_override): Adjust use of CPU enums.
5983 (arm_sched_reorder): Likewise.
5984 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
5985 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
5986 * arm/genopt.sh (processor_type): Prefix enumeration entries with
5988 * arm-tables.opt: Regenerated.
5990 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
5992 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
5994 * config/aarch64/aarch64-tune.md: Regenerated.
5995 * config/arm/arm-cores.def (falkor): New core.
5996 * config/arm/arm-tables.opt: Regenerated.
5997 * config/arm/arm-tune.md: Regenerated.
5998 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
5999 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
6000 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
6001 (ARM Options/-mtune): Likewise.
6003 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
6006 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6008 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
6009 (propagate_vr_accross_jump_function): Likewise.
6010 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
6011 (load_from_param_1): New.
6012 (load_from_unmodified_param): Factor common part into load_from_param_1.
6013 (load_from_param): New.
6014 (compute_complex_assign_jump_func): Handle unary expressions.
6015 (ipa_write_jump_function): Likewise.
6016 (ipa_read_jump_function): Likewise.
6018 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
6020 * simplify-rtx.c (simplify_binary_operation_1): Simplify
6021 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
6022 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
6025 2016-11-09 David Malcolm <dmalcolm@redhat.com>
6027 * print-rtl-function.c: Include varasm.h.
6028 (print_any_param_name): New function.
6029 (print_param): New function.
6030 (print_rtx_function): Call print_param for each argument.
6031 * print-rtl.c (rtx_writer::finish_directive): New function.
6032 * print-rtl.h (rtx_writer::finish_directive): New decl.
6034 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
6037 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
6038 operand 0 as earlyclobber.
6039 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
6041 2016-11-09 Martin Liska <mliska@suse.cz>
6043 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
6045 2016-11-09 Jakub Jelinek <jakub@redhat.com>
6048 * builtins.c (expand_builtin_memcmp): Formatting fix.
6050 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
6051 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
6052 or of them, renumber other enumerators.
6053 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
6054 * doc/invoke.texi: Document -fsanitize=shift-base and
6055 -fsanitize-shift-exponent, document -fsanitize=shift as
6056 having those 2 suboptions.
6058 2016-11-09 Richard Biener <rguenther@suse.de>
6060 * fold-const.c (tree_swap_operands_p): Remove unused arg.
6061 * fold-const.c (tree_swap_operands_p): Likewise.
6062 (fold_binary_loc): Adjust.
6063 (fold_ternary_loc): Likewise.
6064 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
6065 * gimple-fold.c (fold_stmt_1): Likewise.
6066 * gimple-match-head.c (gimple_resimplify2): Likewise.
6067 (gimple_resimplify3): Likewise.
6068 (gimple_simplify): Likewise.
6069 * tree-ssa-dom.c (record_equality): Likewise.
6070 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
6071 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
6072 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
6074 2016-11-09 Richard Biener <rguenther@suse.de>
6076 * tree-ssa-dom.c (canonicalize_comparison): Remove.
6077 (optimize_stmt): Remove redundant pre-propagation canonicalization
6078 of comparison operand order.
6080 2016-11-09 Martin Liska <mliska@suse.cz>
6082 * fold-const-call.c (fold_const_call): Fix the folding.
6084 2016-11-09 Richard Biener <rguenther@suse.de>
6086 * common.opt (flag_evaluation_order): Remove.
6087 * expr.c (expand_operands): Remove code guarded by
6088 flag_evaluation_order.
6089 * fold-const.c (reorder_operands_p): Remove, it always returns
6091 (negate_expr_p): Remove calls to reorder_operands_p.
6092 (fold_negate_expr): Likewise.
6093 (tree_swap_operands_p): Likewise.
6094 (fold_binary_loc): Likewise.
6096 2016-11-09 Andreas Schwab <schwab@suse.de>
6099 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
6100 insns operating on a register.
6102 2016-11-09 Richard Biener <rguenther@suse.de>
6104 PR tree-optimization/78007
6105 * tree-vect-stmts.c (vectorizable_bswap): New function.
6106 (vectorizable_call): Call vectorizable_bswap for
6107 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
6109 2016-11-09 Richard Biener <rguenther@suse.de>
6111 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
6112 Look at the DR_BASE_ADDRESS object for forcing alignment.
6114 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6116 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
6117 (propagate_vr_accross_jump_function): Likewise.
6118 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
6119 (load_from_param_1): New.
6120 (load_from_unmodified_param): Factor common part into load_from_param_1.
6121 (load_from_param): New.
6122 (compute_complex_assign_jump_func): Handle unary expressions.
6123 (ipa_write_jump_function): Likewise.
6124 (ipa_read_jump_function): Likewise.
6126 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6129 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
6130 Also fold constant passed as argument while computing value range.
6131 (propagate_constants_accross_call): Pass param type.
6132 * ipa-prop.c: export ipa_get_callee_param_type.
6133 * ipa-prop.h: export ipa_get_callee_param_type.
6135 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
6137 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
6138 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
6140 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
6142 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
6143 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
6144 ASAN_STACK_MAGIC_MIDDLE.
6145 (asan_global_struct): Increase the size of fields.
6146 (asan_add_global): Add new field constructor.
6147 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
6148 __asan_version_mismatch_check_v8.
6150 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
6152 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
6155 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
6158 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
6159 Handle ASHIFT and LSHIFTRT.
6160 (dimode_scalar_chain::compute_convert_gain): Ditto.
6161 (dimode_scalar_chain::convert_insn): Ditto.
6163 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6165 * gimple-ssa-store-merging.c: Include selftest.h
6166 (verify_array_eq): New function.
6167 (verify_shift_bytes_in_array): Likewise.
6168 (verify_shift_bytes_in_array_right): Likewise.
6169 (verify_clear_bit_region): Likewise.
6170 (verify_clear_bit_region_be): Likewise.
6171 (store_merging_c_tests): Likewise.
6172 * selftest.h (store_merging_c_tests): Declare prototype.
6173 * selftest-run-tests.c (selftest::run_tests): Run
6174 store_merging_c_tests.
6176 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6178 * config/arm/arm.opt (mold-rtx-costs): Delete.
6179 (mnew-generic-costs): Delete.
6180 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
6181 * config/arm/arm.c (arm_rtx_costs_1): Delete.
6182 (arm_size_rtx_costs): Likewise.
6183 (arm_slowmul_rtx_costs): Likewise.
6184 (arm_fastmul_rtx_costs): Likewise.
6185 (arm_xscale_rtx_costs): Likewise.
6186 (arm_9e_rtx_costs): Likewise.
6187 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
6188 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
6189 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
6190 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
6191 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
6192 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
6193 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
6194 arm_cortex_m7_tune):
6195 Delete rtx_costs field.
6196 (arm_new_rtx_costs): Rename to...
6197 (arm_rtx_costs_internal): ... This.
6198 (arm_rtx_costs): Remove old way of doing rtx costs.
6200 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6202 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
6203 (arm_fastmul_tune): Likewise.
6204 (arm_strongarm_tune): Likewise.
6205 (arm_xscale_tune): Likewise.
6206 (arm_9e_tune): Likewise.
6207 (arm_marvell_pj4_tune): Likewise.
6208 (arm_v6t2_tune): Likewise.
6209 (arm_v6m_tune): Likewise.
6210 (arm_fa726te_tune): Likewise.
6212 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6214 PR tree-optimization/78234
6215 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
6218 2016-11-08 Martin Liska <mliska@suse.cz>
6221 * dbgcnt.def: Add new debug counter asan_use_after_scope.
6222 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
6223 with a value expr. Do not add artificial variables to
6224 live_switch_vars. Use the debug counter.
6225 (gimplify_target_expr): Use the debug counter.
6226 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
6227 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
6228 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
6230 2016-11-08 Richard Biener <rguenther@suse.de>
6232 * tree-vect-stmts.c (get_group_load_store_type): If the
6233 access is aligned do not trigger peeling for gaps.
6234 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
6235 force alignment of vars with DECL_USER_ALIGN.
6237 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
6239 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
6241 2016-11-08 Richard Biener <rguenther@suse.de>
6243 PR tree-optimization/78205
6244 * tree-vect-stmts.c (vectorizable_load): Move check whether
6245 we may run into gaps when BB vectorizing SLP permutations ...
6246 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
6247 here where we can do a more precise check.
6249 2016-11-08 Richard Biener <rguenther@suse.de>
6251 PR tree-optimization/78224
6252 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
6253 Split the fallthru edge in case its successor may have PHIs.
6254 Do not free dominance info.
6256 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6259 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
6260 EH info even for bzhi and pdep/pext.
6262 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
6264 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
6265 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
6267 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
6269 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
6271 * config/rs6000/vector.md (div<mode>3): Ditto.
6273 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
6275 * configure.ac (.hidden): Change to conftest_s string. Provide string
6277 (gcc_cv_ld_hidden): Yes for AIX.
6278 * configure: Regenerate.
6280 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
6282 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
6283 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
6284 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
6285 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
6286 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
6287 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
6289 (rs6000_xcoff_visibility): New.
6290 (rs6000_xcoff_declare_function_name): Add visibility support.
6291 (rs6000_xcoff_asm_globalize_decl_name): New.
6292 (rs6000_xcoff_asm_output_aligned_decl_common): New.
6293 (rs6000_asm_weaken_decl): New.
6294 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
6295 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
6298 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
6301 * incpath.c (remove_dup): Also silently ignore EPERM.
6303 2016-11-07 Martin Jambor <mjambor@suse.cz>
6305 * tree.c (verify_type_variant): Use pointer comparison to check that
6306 TYPE_SIZE_UNIT match.
6308 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6311 * dse.c (dse_step5): Call scan_reads even if just
6312 insn_info->frame_read. Improve and fix dump file messages.
6315 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
6316 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
6318 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6321 * match.pd: Add following two patterns:
6322 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
6323 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
6325 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
6327 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
6328 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
6329 * rtl.h (duplicate_reg_notes): Declare.
6330 * rtlanal.c (duplicate_reg_note): New function.
6332 PR rtl-optimization/77309
6333 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
6334 don't assume an equality comparison for plain COMPARE.
6335 (simplify_comparison): Pass a more accurate code to
6336 make_compound_operation.
6338 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
6340 * target.def (compute_pressure_classes): New target hook.
6341 * doc/tm.texi.in: Document it.
6342 * doc/tm.texi: Regenerate.
6343 * ira.c (setup_pressure_classes): Call target hook if defined.
6345 2016-11-07 David Malcolm <dmalcolm@redhat.com>
6347 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
6349 (rtx_writer::print_rtx): In compact mode, omit trailing operands
6350 that have the default values.
6351 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
6353 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
6354 label string from expected dump.
6355 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
6358 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6361 * alias.c (nonoverlapping_memrefs_p): If one decl is
6362 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
6364 2016-11-07 Richard Biener <rguenther@suse.de>
6367 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
6370 2016-11-07 Richard Biener <rguenther@suse.de>
6372 PR tree-optimization/78218
6373 * gimple-ssa-store-merging.c
6374 (pass_store_merging::terminate_all_aliasing_chains):
6375 Drop unused argument, fix alias check to also consider uses.
6376 (pass_store_merging::execute): Adjust.
6378 2016-11-07 Richard Biener <rguenther@suse.de>
6380 PR tree-optimization/78228
6381 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
6384 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6387 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
6388 aarch64_simd_shift_imm_<mode> predicate for operand 1.
6389 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
6390 to restrict them to an appropriate range and add FAIL check if the
6391 region they specify is out of range. Delete useless constraint
6393 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
6394 2 and 3 to restrict their range and add pattern predicate.
6396 2016-11-07 Martin Liska <mliska@suse.cz>
6398 * asan.c (enum asan_check_flags): Move the enum to header file.
6399 (asan_init_shadow_ptr_types): Make type creation more generic.
6400 (shadow_mem_size): New function.
6401 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
6402 Rewritten stack unpoisoning code.
6403 (build_shadow_mem_access): Add new argument return_address.
6404 (instrument_derefs): Instrument local variables if use after scope
6405 sanitization is enabled.
6406 (asan_store_shadow_bytes): New function.
6407 (asan_expand_mark_ifn): Likewise.
6408 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
6409 * asan.h (enum asan_mark_flags): Moved here from asan.c
6410 (asan_protect_stack_decl): Protect all declaration that need
6412 (asan_sanitize_use_after_scope): New function.
6413 (asan_no_sanitize_address_p): Likewise.
6414 * cfgexpand.c (partition_stack_vars): Consider
6415 asan_sanitize_use_after_scope in condition.
6416 (expand_stack_vars): Likewise.
6417 * common.opt (-fsanitize-address-use-after-scope): New option.
6418 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
6419 Explain the parameter.
6420 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
6421 * gimplify.c (build_asan_poison_call_expr): New function.
6422 (asan_poison_variable): Likewise.
6423 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
6424 variables that have address taken.
6425 (gimplify_decl_expr): Likewise.
6426 (gimplify_target_expr): Likewise for C++ temporaries.
6427 (sort_by_decl_uid): New function.
6428 (gimplify_expr): Unpoison all variables for a label we can jump
6429 from outside of a scope.
6430 (gimplify_switch_expr): Unpoison variables defined in the switch
6432 (gimplify_function_tree): Clear asan_poisoned_variables.
6433 (asan_poison_variables): New function.
6434 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
6435 * internal-fn.c (expand_ASAN_MARK): New function.
6436 * internal-fn.def (ASAN_MARK): Declare.
6437 * opts.c (finish_options): Handle -fstack-reuse if
6438 -fsanitize-address-use-after-scope is enabled.
6439 (common_handle_option): Enable address sanitization if
6440 -fsanitize-address-use-after-scope is enabled.
6441 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
6443 * params.h: Likewise.
6444 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
6445 * sanitizer.def: Define __asan_poison_stack_memory and
6446 __asan_unpoison_stack_memory functions.
6447 * asan.c (asan_mark_poison_p): New function.
6448 (transform_statements): Handle asan_mark_poison_p calls.
6449 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
6451 2016-11-07 Tamar Christina <tamar.christina@arm.com>
6454 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
6456 2016-11-07 Martin Liska <mliska@suse.cz>
6458 * tree-profile.c (gimple_gen_time_profiler): Set proper type
6459 to time_profiler_counter_ptr.
6461 2016-11-07 Richard Biener <rguenther@suse.de>
6463 PR tree-optimization/37150
6464 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
6466 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
6467 (vect_analyze_slp_cost_1): Account for the real number of
6468 permutations emitted and for dead loads.
6469 (vect_transform_slp_perm_load): Add n_perms parameter counting
6470 the number of emitted permutations.
6471 * tree-vect-stmts.c (vectorizable_load): Adjust.
6473 2016-11-07 Richard Biener <rguenther@suse.de>
6475 PR tree-optimization/78189
6476 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
6477 alignment computation.
6479 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
6481 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
6483 2016-11-05 Martin Sebor <msebor@redhat.com>
6485 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
6488 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
6492 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
6494 2016-11-04 Jakub Jelinek <jakub@redhat.com>
6497 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
6498 doesn't have rtl set.
6500 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6502 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
6503 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
6504 rs6000_gimple_fold_builtin.
6505 (rs6000_gimple_fold_builtin): New function. Add handling for
6506 early expansion of vector addition builtins.
6508 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
6510 * expr.h (copy_blkmode_from_reg): Delete.
6511 * expr.c (copy_blkmode_from_reg): Make static.
6513 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
6515 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
6516 * combine.c (LOAD_EXTEND_OP): Delete.
6517 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
6518 * cse.c (LOAD_EXTEND_OP): Delete.
6519 * fold-const.c (LOAD_EXTEND_OP): Likewise.
6520 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
6521 * postreload.c (LOAD_EXTEND_OP): Delete.
6522 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
6523 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
6524 (find_reloads): Likewise.
6525 * reload1.c (eliminate_regs_1): Likewise.
6526 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
6527 (num_sign_bit_copies1): Likewise.
6529 2016-11-04 David Malcolm <dmalcolm@redhat.com>
6531 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
6532 (selftest::ix86_test_dumping_hard_regs): New function.
6533 (selftest::ix86_run_selftests): New function.
6534 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
6535 selftest::ix86_run_selftests.
6536 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
6537 * doc/tm.texi: Regenerate
6538 * selftest-rtl.h: New file.
6539 * rtl-tests.c: Include "selftest-rtl.h".
6540 (selftest::assert_rtl_dump_eq): Make non-static.
6541 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
6542 (selftest::test_dumping_regs): Update comment.
6543 * selftest-run-tests.c: Include "target.h".
6544 (selftest::run_tests): If non-NULL, call
6545 targetm.run_target_selftests.
6546 * target.def (run_target_selftests): New hook.
6548 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6550 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
6551 representative core for this architecture.
6552 * config/arm/arm-cores.def (cortex-m33): Define new processor.
6553 * config/arm/arm-tables.opt: Regenerate.
6554 * config/arm/arm-tune.md: Likewise.
6555 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
6556 valid -mcpu options.
6557 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
6559 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6561 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
6562 representative core for this architecture.
6563 * config/arm/arm-cores.def (cortex-m23): Define new processor.
6564 * config/arm/arm-tables.opt: Regenerate.
6565 * config/arm/arm-tune.md: Likewise.
6566 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
6567 this tuning parameters apply to in the comment.
6568 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
6569 valid -mcpu options.
6570 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
6572 2016-11-04 Bin Cheng <bin.cheng@arm.com>
6574 * fold-const.c (fold_cond_expr_with_comparison): Remove call
6575 to pedantic_non_lvalue_loc. Remove useless code for lvalue
6576 where cond_expr can't be a lvalue.
6578 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
6580 * config/arc/arc.c (arc_process_double_reg_moves): Use
6582 * config/arc/arc.md (movsi_insn): Disable unsupported move
6583 instructions for ARCv2 cores.
6584 (movdi): Use prepare_move_operands.
6585 (movsf, movdf): Use move_dest_operand predicate.
6586 * config/arc/constraints.md (Chs): Enable when barrel shifter is
6588 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
6589 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
6591 (dexcl_3op_peep2_insn_nores): Likewise.
6592 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
6593 (LINK_COMMAND_SPEC): Remove.
6595 2016-11-04 Richard Biener <rguenther@suse.de>
6598 * loop-invariant.c (find_exits): Record entering inner
6599 loops as possibly exiting to handle infinite sub-loops.
6600 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
6601 (fill_always_executed_in_1): Honor infinite child loops.
6603 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6606 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
6607 has already been adjusted for endianness, so don't adjust it any
6611 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
6612 ICmode unless we have standard PowerPC floating point.
6613 * config/rs6000/rs6000.md (FP iterator): Likewise.
6614 (FMOVE128 iterator): Likewise.
6616 2016-11-03 Jakub Jelinek <jakub@redhat.com>
6617 Alexandre Oliva <aoliva@redhat.com>
6618 Jason Merrill <jason@redhat.com>
6622 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
6624 * langhooks.c (lhd_type_dwarf_attribute): New function.
6625 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
6626 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
6627 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
6628 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
6629 (check_qualified_type, check_aligned_type): Call it.
6630 * dwarf2out.c (modified_type_die): Don't use type_main_variant
6631 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
6632 check_base_type and check_lang_type.
6633 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
6634 return early. For pointer-to-data-member add DW_AT_use_location
6636 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
6638 (gen_type_die_with_usage): Don't use type_main_variant
6639 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
6640 check_base_type and check_lang_type. Formatting fixes. Call
6641 get_debug_type langhook.
6643 2016-11-03 Jason Merrill <jason@redhat.com>
6645 * tree.c (check_lang_type): New.
6646 (check_qualified_type): Use it.
6647 (check_aligned_type): Use it.
6648 * tree.h: Declare it.
6650 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
6652 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
6653 (arm*-freebsd*): Likewise.
6654 (arm*-*-netbsdelf*): Likewise.
6655 (arm*-*-linux*): Likewise.
6656 (arm*-*-uclinux*eabi*): Likewise.
6657 (arm*-*-phoenix*): Likewise.
6658 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
6659 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
6660 specified. Default to arm6 if target_cpu_cname is not set.
6661 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
6662 default cpu has been correctly configured.
6663 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
6664 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
6665 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
6666 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
6667 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
6668 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
6669 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
6671 2016-11-03 Jiong Wang <jiong.wang@arm.com>
6673 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
6674 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
6675 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
6676 (output_cfa_loc): Support DW_CFA_val_expression.
6677 (output_cfa_loc_raw): Likewise.
6678 (output_cfi): Likewise.
6679 (output_cfi_directive): Likewise.
6680 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
6681 (dw_cfi_oprnd2_desc): Likewise.
6682 (mem_loc_descriptor): Recognize new pattern generated for value
6685 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
6687 PR rtl-optimization/78186
6688 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
6689 well, when converting to IOR.
6691 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
6693 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
6694 (vec_interleave_highv8qi): Likewise.
6696 2016-11-03 Martin Liska <mliska@suse.cz>
6698 * profile.c (instrument_values): Fix coding style.
6699 (branch_prob): Use renamed function.
6700 * tree-profile.c (init_ic_make_global_vars): Likewise.
6701 (gimple_init_edge_profiler): Rename to
6702 gimple_init_gcov_profiler.
6703 tree_time_profiler_counter variable declaration.
6704 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
6706 * value-prof.h: Remove an argument.
6708 2016-11-03 Richard Biener <rguenther@suse.de>
6710 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
6711 symtab_node::get_create.
6713 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6715 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
6716 Move comments into more natural position.
6718 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
6720 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
6721 (PTRDIFF_TYPE): Define as int.
6723 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6725 * ccmp.c (expand_ccmp_expr_1): Adjust.
6726 (expand_ccmp_expr): Likewise.
6727 (expand_ccmp_next): Likewise.
6728 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
6729 (aarch64_gen_ccmp_first): Likewise.
6730 * doc/tm.texi: Regenerate.
6731 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
6732 (gen_ccmp_next): Likewise.
6734 2016-11-03 Bin Cheng <bin.cheng@arm.com>
6736 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
6737 (vect_is_simple_reduction): Swap cond_reduction by inversion.
6739 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
6741 * config/i386/i386.c (ix86_init_libfuncs): New. Call
6742 darwin_rename_builtins here.
6743 (ix86_expand_divmod_libfunc): New.
6744 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
6745 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
6747 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
6748 Nathan Sidwell <nathan@acm.org>
6750 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
6752 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
6754 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
6756 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
6757 to format MODE_INT and MODE_PARTIAL_INT literals.
6759 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
6762 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
6763 NULL if TARGET_SPE_ABI.
6765 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6767 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
6768 clear padding bits even when they're less than a byte.
6770 2016-11-02 Richard Biener <rguenther@suse.de>
6772 * gimple-ssa-store-merging.c: Include gimplify-me.h.
6773 (imm_store_chain_info::output_merged_stores): Force base_addr
6774 to be proper GIMPLE for a MEM_REF address.
6775 (pass_store_merging::execute): Restrict negative bitpos
6776 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
6777 check. Take into account non-NULL_TREE offset if the base
6778 is already addressable.
6780 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
6782 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
6784 (aarch64_be_crypto_sha1hv4si): New pattern.
6786 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
6788 * config/aarch64/aarch64.md (add<mode>3): Remove
6789 redundant code. Don't split frame based additions.
6791 2016-11-02 Richard Biener <rguenther@suse.de>
6793 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
6794 redundant val and dest members.
6795 (store_immediate_info::store_immediate_info): Adjust.
6796 (merged_store_group::merged_store_group): Adjust.
6797 (merged_store_group::apply_stores): Likewise.
6798 (struct imm_store_chain_info): Add base_addr field.
6799 (imm_store_chain_info::imm_store_chain_info): New constructor.
6800 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
6801 (imm_store_chain_info::output_merged_store): Likewise. Use
6802 addr_base which is already the address.
6803 (imm_store_chain_info::output_merged_stores): Likewise.
6804 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
6805 imm_store_chain_info instead of base. Fix alias check.
6806 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
6807 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
6808 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
6809 use the address of the base and adjust for other changes.
6811 2016-11-02 Martin Liska <mliska@suse.cz>
6813 * fold-const-call.c (host_size_t_cst_p): Test whether
6814 t is convertible to size_t.
6816 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6818 PR tree-optimization/78170
6819 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
6820 introduced by native_encode_expr on little-endian as well.
6822 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6824 PR tree-optimization/78162
6825 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
6828 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6830 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
6832 (aarch64_next_callee_save): Likewise.
6833 (aarch64_pushwb_single_reg): Likewise.
6834 (aarch64_gen_storewb_pair): Likewise.
6835 (aarch64_push_regs): Likewise.
6836 (aarch64_gen_loadwb_pair): Likewise.
6837 (aarch64_pop_regs): Likewise.
6838 (aarch64_gen_store_pair): Likewise.
6839 (aarch64_gen_load_pair): Likewise.
6840 (aarch64_save_callee_saves): Likewise.
6841 (aarch64_restore_callee_saves): Likewise.
6843 2016-11-02 Richard Biener <rguenther@suse.de>
6845 PR tree-optimization/78035
6846 PR tree-optimization/77964
6847 * gimple-pretty-print.c (pp_points_to_solution): Print
6848 vars_contains_interposable.
6849 * tree-ssa-alias.c: Include varasm.h.
6850 (ptrs_compare_unequal): Check vars_contains_interposable and
6851 decl_binds_to_current_def_p.
6852 (dump_points_to_solution): Dump vars_contains_interposable.
6853 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
6855 * tree-ssa-structalias.c: Include varasm.h.
6856 (set_uids_in_ptset): Record whether vars contains a
6857 not decl_binds_to_current_def_p variable in vars_contains_interposable.
6858 (ipa_escaped_pt): Update initializer.
6860 2016-11-02 Richard Biener <rguenther@suse.de>
6862 PR tree-optimization/78047
6863 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
6864 fake field at offset zero conservatively regarding to may_have_pointers.
6866 2016-11-02 Richard Biener <rguenther@suse.de>
6868 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
6869 infer_value_range on stmt ops and update value-ranges.
6870 Dump visited stmts and blocks.
6871 (evrp_dom_walker::push_value_range): Dump changes.
6872 (evrp_dom_walker::pop_value_range): Likewise.
6873 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
6875 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6877 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
6879 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
6881 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6883 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
6884 and adjust for that.
6885 * cfgrtl.h (delete_insn_chain): Adjust prototype.
6887 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6889 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
6891 (transcode_memory_rtx): Likewise.
6892 (move_to_acc): Likewise.
6893 (move_from_acc): Likewise.
6894 (move_acc_to_reg): Likewise.
6895 (move_to_x): Likewise.
6896 (move_to_hl): Likewise.
6897 (move_to_de): Likewise.
6898 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
6899 (rs6000_emit_savres_rtx): Likewise.
6900 (rs6000_emit_prologue): Likewise.
6901 * reorg.c (update_reg_unused_notes): Likewise.
6902 * rtl.h (remove_note): Adjust prototype.
6903 * rtlanal.c (remove_note): Make argument type rtx_insn *.
6905 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6907 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
6908 variables so some can be rtx_insn *.
6909 (alpha_emit_xfloating_libcall): Likewise.
6910 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
6911 (mips_legitimize_tls_address): Likewise.
6912 * optabs.c (expand_binop): Likewise.
6913 * reload1.c (gen_reload): Likewise.
6915 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6917 * reorg.c (relax_delay_slots): Split up the trial variable.
6919 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6921 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
6922 of variables rtx_insn *.
6923 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
6924 (legitimize_tls_address): Likewise.
6925 * config/bfin/bfin.c (hwloop_optimize): Likewise.
6926 (bfin_gen_bundles): Likewise.
6927 * config/c6x/c6x.c (reorg_split_calls): Likewise.
6928 (c6x_reorg): Likewise.
6929 * config/frv/frv.c (frv_reorder_packet): Likewise.
6930 * config/i386/i386.c (ix86_split_idivmod): Likewise.
6931 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
6932 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
6933 * config/mn10300/mn10300.c: Likewise.
6934 * config/rl78/rl78.c: Likewise.
6935 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
6936 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
6937 (sh_expand_cmpnstr): Likewise.
6938 (sh_expand_strlen): Likewise.
6939 (sh_expand_setmem): Likewise.
6940 * config/sh/sh.md: Likewise.
6941 * emit-rtl.c (emit_pattern_before): Likewise.
6942 * except.c: Likewise.
6943 * final.c: Likewise.
6946 2016-11-01 Jason Merrill <jason@redhat.com>
6948 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
6949 a COND_EXPR with constant condition.
6951 2016-11-01 Jakub Jelinek <jakub@redhat.com>
6953 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
6954 and its initialization.
6956 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6958 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
6961 2016-11-01 Jakub Jelinek <jakub@redhat.com>
6963 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
6964 argument, don't call add_linkage_name if it is true.
6965 (gen_variable_die): For C++ inline static data members, consider the
6966 initial call when old_die is NULL to be declaration and call
6967 add_name_and_src_coords_attributes in that case with true as
6968 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
6969 (gen_member_die): For C++ inline static data members, emit a
6970 definition DIE right away in DW_TAG_compile_unit context.
6972 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
6975 * config/pa/pa.md: Add new shift/add patterns to handle
6976 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
6978 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
6980 * config/xtensa/xtensa-protos.h
6981 (xtensa_use_return_instruction_p): New prototype.
6982 * config/xtensa/xtensa.c (xtensa_current_frame_size,
6983 xtensa_callee_save_size): Remove.
6984 (struct machine_function): Add new fields: current_frame_size,
6985 callee_save_size, frame_laid_out and epilogue_done.
6986 (compute_frame_size, xtensa_expand_prologue,
6987 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
6988 cfun->machine->callee_save_size and xtensa_current_frame_size
6989 with cfun->machine->current_frame_size.
6990 (compute_frame_size): Update cfun->machine->frame_laid_out and
6991 don't update frame layout after reload completion.
6992 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
6993 instead of zeroing xtensa_current_frame_size.
6994 (xtensa_use_return_instruction_p): New function.
6995 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
6997 (INITIAL_ELIMINATION_OFFSET): Use return value of
6998 compute_frame_size instead of xtensa_current_frame_size value.
6999 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
7000 function xtensa_use_return_instruction_p instead of inline code.
7002 2016-11-01 Jakub Jelinek <jakub@redhat.com>
7004 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
7005 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
7006 * dwarf2out.c (rnglist_idx): New variable.
7007 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
7008 (DEBUG_RNGLISTS_SECTION): Define.
7009 (ranges_base_label): New variable.
7010 (size_of_die) <case dw_val_class_range_list>: If using
7011 DW_FORM_rnglistx, count size of uleb128 of range list index.
7012 (value_format) <case dw_val_class_range_list>: For
7013 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
7014 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
7015 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
7016 (add_ranges_num): Remove useless prototype. Don't multiply
7017 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
7018 for new fields added to dw_ranges struct.
7019 (add_ranges): Add maybe_new_sec argument and pass it
7020 through to add_ranges_num.
7021 (note_rnglist_head): New function.
7022 (add_ranges_by_labels): Pass true as maybe_new_sec to
7023 add_ranges_num, call note_rnglist_head on the head of the list.
7024 (output_ranges): Add function comment. Switch to
7025 .debug_ranges section here and emit .Ldebug_ranges0 label.
7026 (index_rnglists, output_rnglists): New functions.
7027 (gen_subprogram_die): Formatting fixes.
7028 (add_high_low_attributes): Don't divide offsets
7029 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
7030 first list element or when pointing into the middle of
7031 a list. Pass true as second argument to add_ranges on the
7032 first block fragment after cold/hot section switch.
7033 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
7034 section instead of .debug_ranges. Initialize
7035 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
7036 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
7037 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
7038 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
7039 Call output_rnglists for -gdwarf-5.
7040 (dwarf2out_c_finalize): Clear rnglist_idx.
7042 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
7044 * combine.c (simplify_compare_const): Add gcc_fallthrough.
7046 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
7047 Tamar Christina <tamar.christina@arm.com>
7049 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
7050 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
7051 (vmaxnmq_f32): Likewise.
7052 (vminnm_f32): Likewise.
7053 (vminnmq_f32): Likewise.
7054 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
7056 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
7059 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7061 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
7062 binary floating point types supported by the hardware except for
7064 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
7065 vector instruction for optimizing extracting a SImode from a
7066 V4SImode vector and converting it to floating point.
7067 (vsx_xvcvuxwdp_df): Likewise.
7068 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
7069 registers to be any VSX register. Move stores to the end of the
7071 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
7072 to optimize extracting a SImode from a V4SImode vector and
7073 converting it to a binary floating point type supported by the
7074 hardware. Use the vector converts instead of extracting the
7075 element, sign extending it, and then converting it to double.
7076 Other floating point types than double first convert to double,
7077 then the double is converted to that type.
7078 (vsx_extract_si_<uns>float_<mode>): Likewise.
7080 2016-10-31 Andrew Pinski <apinski@cavium.com>
7082 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
7083 Rewrite handling of part num to handle the case where
7084 multiple implementers share the same part num.
7086 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
7087 Jakub Jelinek <jakub@redhat.com>
7089 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
7090 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
7092 2016-10-31 Jakub Jelinek <jakub@redhat.com>
7094 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
7095 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
7096 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
7097 (is_cu_die, is_unit_die): Likewise.
7098 (should_move_die_to_comdat, break_out_comdat_types): Adjust
7099 comments for DWARF5 DW_UT_type units.
7100 (output_compilation_unit_header): Add UT argument, output
7101 start of DWARF5 .debug_info section header.
7102 (output_comp_unit): Add dwo_id argument. Adjust
7103 output_compilation_unit_header caller, for DW_UT_split_compile
7104 emit dwo_id field, otherwise padding1. Emit padding2 field.
7105 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
7106 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
7107 (output_skeleton_debug_sections): Add dwo_id argument, for
7108 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
7109 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
7110 DW_UT_type or DW_UT_split_type units rather than .debug_types.
7111 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
7112 DW_TAG_compile_unit for skeleton unit die. Don't add
7113 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
7114 address to output_comp_unit and output_skeleton_debug_sections.
7116 * dwarf2out.c (debug_line_str_section): New variable.
7117 (debug_line_str_hash): Likewise.
7118 (DEBUG_LINE_STR_SECTION): Define.
7119 (set_indirect_string): Handle DW_FORM_line_strp like
7121 (find_string_form): Fix up formatting.
7122 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
7124 (output_die): Handle DW_FORM_line_strp.
7125 (DWARF5_USE_DEBUG_LINE_STR): Define.
7126 (output_line_string): New function.
7127 (output_file_names): Add -gdwarf-5 support.
7128 (output_line_info): Likewise.
7129 (init_sections_and_labels): Initialize debug_line_str_section.
7130 (output_indirect_string): Change 2nd argument from void *
7131 to enum dwarf_form form, compare with form rather than
7133 (output_indirect_strings): Pass DW_FORM_strp to
7134 output_indirect_string traversion.
7135 (dwarf2out_finish): Output .debug_line_str strings.
7136 (dwarf2out_c_finalize): Clear debug_line_str_section and
7137 debug_line_str_hash.
7139 2016-10-31 Tom Tromey <tom@tromey.com>
7142 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
7143 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
7144 DW_OP_GNU_push_tls_address case.
7145 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
7147 2016-10-31 Jakub Jelinek <jakub@redhat.com>
7149 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
7150 for frame_offset_rel bit.
7151 (struct array_descr_info): Add rank field.
7152 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
7153 and placeholder_seen fields.
7154 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
7155 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
7156 DW_OP_pick 1 into DW_OP_over.
7157 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
7158 gen_variant_part): Clear placeholder_{arg,seen}.
7159 (loc_list_from_tree_1): Drop const from context argument.
7160 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
7161 (loc_list_for_address_of_addr_expr_of_indirect_ref,
7162 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
7164 (add_scalar_info): Drop const from context argument. Handle
7165 context->placeholder_arg.
7166 (add_bound_info): Drop const from context argument.
7167 (gen_descr_array_type_die): Drop const from ctx variable.
7168 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
7169 attribute and use a single DW_TAG_generic_subrange instead of
7170 7 DW_TAG_subrange_type for assumed rank arrays.
7172 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
7173 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
7174 from bool to 1-bit uchar bitfield. Add num_assigned and
7175 offset_emitted bitfields.
7176 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
7177 for dw_val_class_lineptr and dw_val_class_macptr. Handle
7178 dw_val_class_loclistsptr.
7179 (new_addr_loc_descr): Fix up formatting.
7180 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
7181 (add_AT_low_high_pc): Fix up formatting.
7182 (add_AT_loclistsptr): New function.
7183 (AT_lbl): Allow dw_val_class_loclistsptr.
7184 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
7185 Handle dw_val_class_loclistsptr.
7186 (loc_list_idx): New variable.
7187 (output_loclists_offsets, assign_location_list_indexes): New
7189 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
7190 add size_of_uleb128 of the index. Drop never used
7191 dwarf_split_debug_info AT_index handling. Handle
7192 dw_val_class_loclistsptr.
7193 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
7194 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
7195 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
7196 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
7197 DW_FORM_loclistx indexes.
7198 (output_attr_index_or_value): Fix up formatting. Don't handle
7199 dw_val_class_loc_list here.
7200 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
7201 For dw_val_class_loc_list call output_loc_list_offset rather than
7202 output_attr_index_or_value.
7203 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
7204 or .debug_loclists.dwo section name for debug_loc_section.
7205 (resolve_addr_in_expr): Formatting fix.
7206 (index_location_lists): Likewise.
7207 (dwarf2out_finish): If there are any location lists, for
7208 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
7209 index_location_lists only if have_location_lists. Call
7210 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
7211 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
7212 -gsplit-dwarf also emit offset table.
7214 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
7215 (size_of_die, value_format, output_die): Use
7216 DW_FORM_data16 for 128-bit dw_val_class_const_double or
7217 dw_val_class_wide_int.
7219 * dwarf2out.c (dwarf_op): Renamed to ...
7220 (dwarf_OP): ... this.
7221 (convert_descriptor_to_mode, scompare_loc_descriptor,
7222 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
7223 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
7225 (dwarf_AT, dwarf_TAG): New functions.
7226 (check_die): Disallow DW_AT_call_all_calls next to
7227 DW_AT_GNU_all_call_sites.
7228 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
7229 and attributes instead of the corresponding GNU tag and attributes.
7230 (gen_subprogram_die): Likewise. Emit call site information even
7231 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
7232 DW_AT_defaulted in comment.
7233 (resolve_addr): Handle DW_AT_call_origin attribute on
7234 DW_TAG_call_site DIE like DW_AT_abstract_origin on
7235 DW_TAG_GNU_call_site DIE.
7237 * dwarf2out.c (dwarf_op): New function.
7238 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
7239 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
7240 (output_loc_operands, output_loc_operands_raw): Likewise.
7241 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
7242 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
7243 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
7244 if dwarf_version < 5.
7245 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
7247 (scompare_loc_descriptor, ucompare_loc_descriptor,
7248 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
7249 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
7250 optimize_location_into_implicit_ptr): Likewise. Only punt for
7251 !dwarf_strict if dwarf_version < 5.
7252 (string_cst_pool_decl): Adjust comment.
7253 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
7255 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
7256 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
7257 (struct dw_val_node): Add val_file_implicit field.
7258 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
7259 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
7260 output_die): Handle dw_val_class_const_implicit,
7261 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
7262 (abbrev_die_table): Change into va_gc vec.
7263 (abbrev_die_table_allocated, abbrev_die_table_in_use,
7264 ABBREV_DIE_TABLE_INCREMENT): Remove.
7265 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
7266 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
7268 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
7269 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
7271 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
7273 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
7275 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
7277 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
7278 unit. Call optimize_abbrev_table.
7279 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
7280 abbrev_die_table being a va_gc vec.
7282 PR tree-optimization/77860
7283 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
7284 also integral complex and vector constants.
7286 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
7287 optimize_macinfo_range, save_macinfo_strings): Replace
7288 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
7289 (output_macinfo): Likewise. Emit .debug_macro* rather than
7290 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
7291 (init_sections_and_labels): Use .debug_macro* labels rather than
7292 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
7293 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
7294 or DW_AT_GNU_macros for -gdwarf-5.
7296 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
7298 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
7300 2016-09-11 Le-Chun Wu <lcwu@google.com>
7301 Mark Wielaard <mjw@redhat.com>
7303 * common.opt (Wshadow=global): New option. Default for -Wshadow.
7304 (Wshadow=local): New option.
7305 (Wshadow-local): Hidden alias for -Wshadow=local.
7306 (Wshadow=compatible-local): New option.
7307 (Wshadow-compatible-local): Hidden alias for
7308 -Wshadow=compatible-local.
7309 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
7310 Wshadow=compatible-local.
7312 2016-10-31 Bin Cheng <bin.cheng@arm.com>
7314 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
7315 Check slp defs for COND_EXPR by swapping/inverting operands if the
7316 new parameter SWAP indicates so.
7317 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
7318 is isomorphic to the first stmt via swapping/inverting. Store swap
7319 information in the new parameter SWAP.
7320 (vect_build_slp_tree): New local array SWAP and pass it to function
7321 vect_build_slp_tree_1. Cleanup result handling code for function
7322 call to vect_get_and_check_slp_defs. Skip operand swapping if the
7323 order of operands has been fixed as indicated by SWAP[i].
7325 2016-10-31 Bin Cheng <bin.cheng@arm.com>
7327 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
7328 unnecessary data dependence check after visited store stmt.
7330 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7332 PR tree-optimization/71915
7333 PR tree-optimization/71490
7334 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
7336 (find_basis_for_base_expr): Require stride types to match when
7338 (alloc_cand_and_find_basis): Record the stride type.
7339 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
7340 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
7341 the expressions having those types.
7342 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
7343 (create_mul_ssa_cand): Likewise.
7344 (create_mul_imm_cand): Likewise.
7345 (create_add_ssa_cand): Likewise.
7346 (create_add_imm_cand): Likewise.
7347 (legal_cast_p_1): Change interface to accept types rather than the
7348 expressions having those types.
7349 (legal_cast_p): Pass types to legal_cast_p_1.
7350 (slsr_process_cast): Pass stride type to
7351 alloc_cand_and_find_basis.
7352 (slsr_process_copy): Likewise.
7353 (dump_candidate): Display stride type when a cast exists.
7354 (create_add_on_incoming_edge): Introduce a cast when necessary for
7356 (analyze_increments): Change the code checking for invalid casts
7357 to rely on the stride type, and update the documentation and
7358 example. Change the code checking for pointer multiplies to rely
7360 (insert_initializers): Introduce a cast when necessary for the
7361 stride type. Use the stride type for the type of the initializer.
7363 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7365 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
7367 2016-10-29 Jakub Jelinek <jakub@redhat.com>
7369 PR rtl-optimization/77919
7370 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
7371 into memory if both modes are complex and their inner modes have the
7372 same precision. If the two modes are different complex modes, convert
7373 each part separately and generate a new CONCAT.
7375 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
7377 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
7379 2016-10-29 Jakub Jelinek <jakub@redhat.com>
7382 * gimple-ssa-store-merging.c
7383 (imm_store_chain_info::output_merged_store): Use build_aligned_type
7384 instead of SET_TYPE_ALIGN on shared integral type.
7386 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
7388 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
7389 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
7392 2016-10-28 Jeff Law <law@redhat.com>
7394 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
7395 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
7397 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7399 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
7401 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7403 * target.def (min_arithmetic_precision): New hook.
7404 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
7405 * doc/tm.texi: Regenerate.
7406 * internal-fn.c (expand_arith_overflow): Adjust handling of target
7407 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
7408 * targhooks.c (default_min_arithmetic_precision): New function.
7409 * targhooks.h (default_min_arithmetic_precision): Declare.
7410 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
7411 (sparc_min_arithmetic_precision): New function.
7413 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
7416 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
7417 Swap commutative operands in new RTL if needed. Handle zero_ext
7419 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
7422 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7423 Kugan Vivekanandarajah <kuganv@linaro.org>
7424 Jim Wilson <jim.wilson@linaro.org>
7426 PR tree-optimization/43721
7427 * target.def: New hook expand_divmod_libfunc.
7428 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
7429 * doc/tm.texi: Regenerate.
7430 * internal-fn.def: Add new entry for DIVMOD ifn.
7431 * internal-fn.c (expand_DIVMOD): New.
7432 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
7434 (widen_mul_stats): Add new field divmod_calls_inserted.
7435 (target_supports_divmod_p): New.
7436 (divmod_candidate_p): Likewise.
7437 (convert_to_divmod): Likewise.
7438 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
7439 renumber_gimple_stmt_uids at beginning of function. Call
7440 convert_to_divmod and record stats for divmod.
7441 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
7442 TARGET_EXPAND_DIVMOD_LIBFUNC.
7443 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
7446 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7447 Segher Boessenkool <segher@kernel.crashing.org>
7449 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
7450 swapping the arms of the branch.
7451 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
7452 sequence for the generic signed-signed-signed case.
7454 2016-10-28 Jeff Law <law@redhat.com>
7456 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
7458 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
7460 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
7462 PR rtl-optimization/78029
7463 * function.c (prologue_contains, epilogue_contains): New functions.
7464 (record_prologue_seq, record_epilogue_seq): New functions.
7465 * function.h (prologue_contains, epilogue_contains,
7466 record_prologue_seq, record_epilogue_seq): New declarations.
7467 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
7468 mixing prologue and epilogue insns.
7469 (init_deps): Initialize the new fields in struct deps_desc.
7470 * sched-int.h (struct deps_desc): New fields last_prologue,
7471 last_epilogue, and last_logue_was_epilogue.
7472 * shrink-wrap.c (emit_common_heads_for_components): Record all
7473 emitted prologue and epilogue insns.
7474 (emit_common_tails_for_components): Ditto.
7475 (insert_prologue_epilogue_for_components): Ditto.
7477 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7480 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
7481 * common.opt (fstore-merging): New Optimization option.
7482 * opts.c (default_options_table): Add entry for
7483 OPT_ftree_store_merging.
7484 * fold-const.h (can_native_encode_type_p): Declare prototype.
7485 * fold-const.c (can_native_encode_type_p): Define.
7486 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
7487 (PARAM_MAX_STORES_TO_MERGE): Likewise.
7488 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
7489 * passes.def: Insert pass_tree_store_merging.
7490 * tree-pass.h (make_pass_store_merging): Declare extern
7492 * gimple-ssa-store-merging.c: New file.
7493 * doc/invoke.texi (Optimization Options): Document
7495 (--param documentation): Document store-merging-allow-unaligned
7496 and max-stores-to-merge.
7498 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
7501 * gimplify.c (gimplify_init_constructor): Move emit of constructor
7502 assignment to earlier in the if/else logic.
7504 2016-10-28 Richard Biener <rguenther@suse.de>
7508 * fold-const.c (make_bit_field_ref): Only adjust alias set
7509 when the original alias set was zero.
7511 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7513 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
7514 (s390_adjust_loops): New function.
7515 (s390_reorg): Invoke s390_adjust_loops.
7516 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
7517 ("osc_break"): New insn definition.
7519 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7521 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
7522 * config.gcc: Support alternate archXX cpu levels with
7523 --with-arch= and --with-tune=.
7524 * config/s390/linux.h: Translate new archXX cpu levels to the
7525 original names when calling GAS.
7526 * config/s390/tpf.h: Likewise.
7527 * doc/invoke.texi: Document the alternate cpu level names.
7529 2016-10-28 Jakub Jelinek <jakub@redhat.com>
7531 PR rtl-optimization/77919
7532 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
7533 MEM if mode1 is not a complex mode.
7535 PR rtl-optimization/78132
7536 * ree.c (combine_reaching_defs): Give up if copy_needed and
7537 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
7539 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
7541 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
7543 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
7545 * config/rs6000/constraints.md (wH constraint): Add new
7546 constraints for allowing 32-bit integers (and eventually 8/16-bit
7547 integers) into the vector registers.
7548 (wI constraint): Likewise.
7549 (wJ constraint): Likewise.
7550 (wK constraint): Likewise.
7551 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
7552 -mvsx-small-integer as a default option for ISA 2.07
7554 (POWERPC_MASKS): Likewise.
7555 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
7556 switch to turn off small integer support in vector registers.
7557 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
7558 test for -mupper-regs-di, since it is already done with the
7559 reg_add[mode].scalar_in_vsx_p. Add support for the switch
7560 -mvsx-small-integer.
7561 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
7563 (rs6000_setup_reg_addr_masks): Likewise.
7564 (rs6000_init_hard_regno_mode_ok): Likewise.
7565 (rs6000_option_override_internal): Add consistency checks for
7566 -mvsx-small-integer.
7567 (rs6000_secondary_reload_simple_move): SImode is a simple move if
7568 -mvsx-small-integer.
7569 (rs6000_secondary_reload): Use std::swap.
7570 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
7571 VSX_REGS for small integers in vector registers, since there is no
7572 D-FORM address mode for such types.
7573 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
7574 (rs6000_opt_masks): Add -mvsx-small-integer.
7575 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
7577 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
7578 extracts can be done on ISA 2.07.
7579 (vsx_extract_<mode>): Add support for small integers in vsx
7581 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
7582 longer support V4SImode in this pattern.
7583 (vsx_extract_si): New insn to support extraction of SImode in ISA
7584 2.07 using either xxextractuw or vspltw.
7585 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
7586 longer support V4SImode in this pattern.
7587 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
7588 wJ, and wK constraints.
7589 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
7590 storing SDmode with VSX instructions.
7591 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
7592 GPR load and before the FPR and VSX loads. Remove ??, ! from the
7593 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
7594 small integers in vector registers.
7595 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
7596 load and before the FPR and VSX loads. Remove ??, ! from the
7597 constraints. Add VEXTSW2D support for small integers in vector
7599 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
7600 integers in vector registers.
7601 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
7602 move instead of using an UNSPEC.
7603 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
7604 integers in vector registers.
7605 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
7606 move instead of using an UNSPEC.
7607 (movsi_internal1): Add support for -mvsx-small-integer. Align
7608 columns so that it is more readable.
7609 (SImode splitter for ISA 3.0 constants): Add splitter for
7610 -128..127 constants that can easily be constructed on ISA 3.0.
7611 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
7614 2016-10-27 Jakub Jelinek <jakub@redhat.com>
7617 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
7620 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
7622 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
7623 PIC_OFFSET_TABLE_REGNUM twice.
7625 2016-10-27 Bin Cheng <bin.cheng@arm.com>
7627 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
7628 support for constant operand for OP.
7630 2016-10-27 Jakub Jelinek <jakub@redhat.com>
7632 * dwarf2out.c (gen_member_die): Only reparent_child instead of
7633 splice_child_die if child doesn't have DW_AT_specification attribute.
7635 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
7637 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
7638 (TARGET_HAVE_LDREXBH): Likewise.
7639 (TARGET_HAVE_LDACQ): Likewise.
7641 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
7643 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
7644 logic to to decide whether to copy over old value to register for new
7646 * config/arm/sync.md: Add comments explaning why mode and code
7647 attribute are not defined in iterators.md
7648 (thumb1_atomic_op_str): New code attribute.
7649 (thumb1_atomic_newop_str): Likewise.
7650 (thumb1_atomic_fetch_op_str): Likewise.
7651 (thumb1_atomic_fetch_newop_str): Likewise.
7652 (thumb1_atomic_fetch_oldop_str): Likewise.
7653 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
7654 mirror the more restrictive constraints of the Thumb-1 insns after
7655 split compared to Thumb-2 counterpart insns.
7656 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
7657 in sync with non atomic version.
7658 (atomic_nand<mode>): Likewise.
7659 (atomic_fetch_<sync_optab><mode>): Likewise.
7660 (atomic_fetch_nand<mode>): Likewise.
7661 (atomic_<sync_optab>_fetch<mode>): Likewise.
7662 (atomic_nand_fetch<mode>): Likewise.
7663 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
7664 in sync with atomic version.
7665 (thumb1_subsi3_insn): Likewise.
7666 (thumb1_andsi3_insn): Likewise.
7667 (thumb1_iorsi3_insn): Likewise.
7668 (thumb1_xorsi3_insn): Likewise.
7670 2016-10-27 Nick Clifton <nickc@redhat.com>
7672 * plugin.c (register_plugin_info): Produce an error message if the
7673 plugin is not found in the hash table.
7675 2016-10-27 Bin Cheng <bin.cheng@arm.com>
7677 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
7680 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
7683 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
7684 define builtin functions from the bdesc_spe_predicates or
7685 bdesc_spe_evsel arrays if the builtin mask is not compatible with
7686 the current compiler configuration.
7687 (paired_init_builtins): Modify loop to not define define builtin
7688 functions from the bdesc_paried_preds array if the builtin mask is
7689 not compatible with the current compiler configuration.
7690 (altivec_init_builtins): Modify loops to not define the
7691 __builtin_altivec_stxvl function nor the builtin functions from
7692 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
7693 builtin mask is not compatible with the current compiler
7696 2016-10-26 Jeff Law <law@redhat.com>
7698 * config/sh/sh.c (output_branch): Add missing fallthru comments.
7699 (gen_shl_and): Likewise.
7700 * config/sh/sh.md (movsicc): Add missing fallthru comments.
7702 * config/mips/mips.c (mips16_constant_cost): Add missing
7704 (mips16_build_call_stub): Increase buffer size. Adjust
7707 2016-10-26 David Malcolm <dmalcolm@redhat.com>
7709 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
7710 INSN_UIDs for all insns in compact mode.
7711 (rtx_writer::print_rtx): Likewise.
7712 * print-rtl.h (rtx_writer::flag_compact): Update comment.
7713 * rtl-tests.c (selftest::test_dumping_insns): Update expected
7714 output to include INSN_UID.
7715 (selftest::test_uncond_jump): Likewise.
7717 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
7719 * haifa-sched.c (call_used_regs_num): Rename to...
7720 (call_saved_regs_num): ...this.
7721 (fixed_regs_num): New variable.
7722 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
7724 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
7726 2016-10-26 David Malcolm <dmalcolm@redhat.com>
7728 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
7730 * print-rtl.c (outfile): Delete global.
7731 (sawclose): Likewise.
7733 (in_call_function_usage): Likewise.
7734 (flag_compact): Likewise.
7735 (flag_simple): Likewise.
7736 (rtx_writer::rtx_writer): New ctor.
7737 (print_rtx_operand_code_0): Convert to...
7738 (rtx_writer::print_rtx_operand_code_0): ...this.
7739 (print_rtx_operand_code_e): Convert to...
7740 (rtx_writer::print_rtx_operand_code_e): ...this.
7741 (print_rtx_operand_codes_E_and_V): Convert to...
7742 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
7743 (print_rtx_operand_code_i): Convert to...
7744 (rtx_writer::print_rtx_operand_code_i): ...this.
7745 (print_rtx_operand_code_r): Convert to...
7746 (rtx_writer::print_rtx_operand_code_r): ...this.
7747 (print_rtx_operand_code_u): Convert to...
7748 (rtx_writer::print_rtx_operand_code_u): ...this.
7749 (print_rtx_operand): Convert to...
7750 (rtx_writer::print_rtx_operand): ...this.
7751 (print_rtx): Convert to...
7752 (rtx_writer::print_rtx): ...this.
7753 (print_inline_rtx): Rewrite in terms of class rtx_writer.
7754 (debug_rtx): Likewise.
7755 (print_rtl): Convert to...
7756 (rtx_writer::print_rtl): ...this.
7757 (print_rtl): Reimplement in terms of class rtx_writer.
7758 (print_rtl_single): Rewrite in terms of class rtx_writer.
7759 (print_rtl_single_with_indent): Convert to..
7760 (rtx_writer::print_rtl_single_with_indent): ...this.
7761 (print_simple_rtl): Rewrite in terms of class rtx_writer.
7762 * print-rtl.h (flag_compact): Delete decl.
7763 (class rtx_writer): New class.
7764 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
7767 2016-10-26 Jeff Law <law@redhat.com>
7769 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
7772 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
7773 (check_if_valid_sleep_operand): Add missing fallthru comment.
7774 (arc_register_move_cost): Increase buffer size.
7775 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
7777 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
7779 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
7780 comment. Add gcc_unreachable for path that should never happen.
7782 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
7785 2016-10-26 Jakub Jelinek <jakub@redhat.com>
7786 Martin Liska <mliska@suse.cz>
7789 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
7790 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
7791 on outer context if any.
7793 2016-10-26 Jakub Jelinek <jakub@redhat.com>
7795 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
7796 by increment rather than double it.
7797 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
7798 emit a space before args[4].
7799 (END): Don't emit a space before with_arg.
7801 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
7803 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
7804 Baseline only alternatives to (i) hold store atomic success value in a
7805 return register rather than a scratch register, (ii) use a low register
7806 for it and to (iii) ensure the cbranchsi insn generated by the split
7807 respect the constraints of Thumb-1 cbranchsi4_insn and
7809 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
7810 constraints must match those in atomic_compare_and_swap.
7811 (cbranchsi4_scratch): Likewise.
7813 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
7815 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
7816 variable. Add the new parameter to the insn generator. Set that
7817 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
7818 return value from the negation of that parameter for Thumb-1, keeping
7819 the logic unchanged otherwise except for using bdst as the destination
7820 register of the compare_and_swap insn.
7821 (arm_split_compare_and_swap): Add explanation about how is the value
7822 returned to the function comment. Rename scratch variable to
7823 neg_bval. Adapt initialization of variables holding operands to the
7824 new operand numbers. Use return register to hold result of store
7825 exclusive for Thumb-1, scratch register otherwise. Construct the
7826 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
7827 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
7828 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
7829 for strongly ordered compare_and_swap.
7830 * config/arm/predicates.md (cc_register_operand): New predicate.
7831 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
7832 match_operand with the new predicate to accept either the CC flag or a
7833 destination register for the boolean return value, restricting it to
7834 CC flag only via constraint. Adapt operand numbers accordingly.
7836 2016-10-26 Jeff Law <law@redhat.com>
7838 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
7840 * config/frv/frv.c (comparison_string): Do not fall through after
7843 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
7845 (expand_one_builtin): Add missing break.
7847 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
7848 (m32c_legitimate_address_p): Likewise.
7850 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
7852 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
7854 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
7857 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
7860 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
7862 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
7864 (rl78_asm_ctor_dtor): Increase buffer size.
7866 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
7868 (xstormy16_asm_output_constructor): Likewise.
7870 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
7873 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
7874 comment to silence warning.
7876 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
7877 (spu_legitimate_address_p): Fix logic error and add missing fallthru
7880 2016-10-26 Michael Matz <matz@suse.de>
7882 PR tree-optimization/78060
7883 PR tree-optimization/78061
7884 PR tree-optimization/78088
7885 * tree-ssa-loop-split.c (easy_exit_values): New function.
7886 (tree_ssa_split_loops): Use it.
7887 (compute_new_first_bound): Change order of operations,
7888 fix invalid use of types.
7890 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
7892 gen-pass-instances.awk is sensitive to the order in which
7893 passes are added; passes that appear later have to be added first.
7897 * config/avr/avr-passes.def: Swap order of directives for
7898 gen-pass-instances.awk.
7900 2016-10-25 Jeff Law <law@redhat.com>
7902 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
7903 (vax_notice_update_cc): Likewise.
7905 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
7907 * config.gcc (sparc*-*-solaris2*): Adjust.
7908 (sparc64-*-linux*): Likewise.
7909 * config/sparc/default-64.h: Rename to...
7910 * config/sparc/default64.h: ...this.
7911 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
7913 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
7914 * config/sparc/sparc.h: Minor tweaks.
7915 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
7916 TARGET_ARCH32 throughout. Minor various tweaks throughout.
7918 2016-10-25 David Malcolm <dmalcolm@redhat.com>
7920 * input.c (fcache::file_patch): Add comment about lifetime.
7921 (selftest::cpp_reader_ptr): New class.
7922 (selftest::lexer_test): Convert m_parser from cpp_reader *
7923 to a cpp_reader_ptr, and move m_tempfile to after it.
7924 (selftest::lexer_test::lexer_test): Update for above reordering.
7925 (lexer_test::~lexer_test): Move cleanup of m_parser to
7926 cpp_reader_ptr's dtor.
7928 2016-10-25 David Malcolm <dmalcolm@redhat.com>
7930 * toplev.c (toplev::main): Remove call to
7931 location_adhoc_data_fini.
7933 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
7935 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
7936 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
7938 2016-10-25 David Malcolm <dmalcolm@redhat.com>
7940 * ggc-tests.c (forcibly_ggc_collect): Rename to...
7941 (selftest::forcibly_ggc_collect): ...this, and remove "static".
7942 (test_basic_struct): Update for above renaming.
7943 (test_length): Likewise.
7944 (test_union): Likewise.
7945 (test_finalization): Likewise.
7946 (test_deletable_global): Likewise.
7947 (test_inheritance): Likewise.
7948 (test_chain_next): Likewise.
7949 (test_user_struct): Likewise.
7950 (test_tree_marking): Likewise.
7951 * selftest-run-tests.c (selftest::run_tests): Call
7952 selftest::forcibly_ggc_collect at the end of the selftests.
7953 * selftest.h (selftest::forcibly_ggc_collect): New decl.
7955 2016-10-25 Jakub Jelinek <jakub@redhat.com>
7958 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
7959 * optabs.c (expand_vec_cond_expr): For comparison codes
7960 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
7961 (expand_vec_cmp_expr): For comparison codes
7962 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
7963 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
7964 Add enum tree_code argument.
7965 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
7967 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
7968 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
7970 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
7971 NE_EXPR, attempt to use vcondeq_optab as fallback.
7972 * tree-vect-generic.c (expand_vector_comparison,
7973 expand_vector_divmod, expand_vector_condition): Adjust
7974 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
7975 * tree-vect-stmts.c (vectorizable_condition,
7976 vectorizable_comparison): Likewise.
7977 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
7978 check_bool_pattern, search_type_for_mask_1): Likewise.
7979 * expr.c (do_store_flag): Likewise.
7980 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
7981 @code{vcondeq@var{m}@var{n}}): Document.
7982 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
7985 2016-10-25 Jeff Law <law@redhat.com>
7987 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
7989 (v850_output_aligned_bss): Add missing break.
7991 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
7993 2016-10-25 Martin Liska <mliska@suse.cz>
7996 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
7997 statements as they can also contain possibly a freeing call.
7999 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
8000 Martin Liska <mliska@suse.cz>
8003 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
8004 * ipa-icf.c (sem_function::get_hash): Add target optimization
8007 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
8010 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
8011 Remove partial overlap check for shift by 1.
8012 (ashldi3_neon): Likewise.
8014 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
8016 * config/arm/constraints.md (Q constraint): Document its use for
8018 (Pf constraint): New constraint for relaxed, consume or relaxed memory
8020 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
8021 alternatives to allow any register when memory model matches Pf and
8022 thus lda is used, but only low registers otherwise. Use unpredicated
8023 output template for Thumb-1 targets.
8024 (atomic_store<mode>): Likewise for stl.
8025 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
8026 whose output template does not have predication.
8027 (arm_load_acquire_exclusive<mode>): Likewise.
8028 (arm_load_exclusivesi): Likewise.
8029 (arm_load_acquire_exclusivesi): Likewise.
8030 (arm_store_release_exclusive<mode>): Likewise.
8031 (arm_store_exclusive<mode>): Use unpredicated output template for
8034 2016-10-25 Jakub Jelinek <jakub@redhat.com>
8036 * internal-fn.def (LAUNDER): New internal function.
8037 * internal-fn.c (expand_LAUNDER): New function.
8039 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
8040 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
8042 New avr target pass to work around performance loss by PR fix.
8046 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
8047 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
8048 * config/avr/predicates.md (extend_operator): New.
8049 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
8050 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
8051 (make_avr_pass_casesi): New prototypes.
8052 * config/avr/avr.c (print-rtl.h): Include it.
8053 (pass_data avr_pass_data_casesi): Data for new pass.
8054 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
8055 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
8056 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
8057 (avr_optimize_casesi): New functions.
8059 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
8060 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
8064 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
8066 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8068 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
8069 DW_AT_rvalue_reference attributes.
8071 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
8073 * doc/invoke.text (Wint-in-bool-context): Update documentation.
8074 * value-prof.c (stringop_block_profile): Fix a warning.
8076 2016-10-24 Martin Sebor <msebor@redhat.com>
8079 * builtins.c (string_length): New function.
8080 (c_strlen): Use string_length. Correctly handle wide strings.
8081 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
8083 (target_int_max): Call target_max_value.
8084 (format_result::knownrange): New data member.
8085 (fmtresult::fmtresult): Define default constructor.
8086 (format_integer): Use it and set format_result::knownrange.
8087 Handle global constants.
8088 (format_floating_max): Add third argument.
8089 (format_floating): Recompute maximum value for %a for each argument.
8090 (get_string_length): Use fmtresult default ctor.
8091 (format_string): Set format_result::knownrange.
8092 (format_directive): Check format_result::knownrange.
8093 (add_bytes): Same. Correct caret placement in diagnostics.
8094 (pass_sprintf_length::compute_format_length): Set
8095 format_result::knownrange.
8096 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
8098 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8100 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
8101 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
8103 2016-10-24 Ximin Luo <infinity0@pwned.gg>
8106 * dwarf2out.c (file_table_relative_p): Remove.
8107 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
8108 also for absolute paths.
8109 * doc/tm.texi: Update.
8110 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
8111 * target.def (force_at_comp_dir): Remove hook.
8112 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
8114 2016-10-24 Richard Biener <rguenther@suse.de>
8116 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
8117 backedges when identifying the single predecessor to take
8118 conditional info from. Use SCEV to get at ranges for loop IVs.
8119 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
8120 avoid false warning.
8122 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
8125 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
8126 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
8127 (avr_address_tiny_absdata_p): New static function.
8128 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
8129 it to determine validity of constant addresses.
8130 (avr_attribute_table) [absdata]: New variable attribute...
8131 (avr_handle_absdata_attribute): ...and handler.
8132 (avr_decl_absdata_p): New static function.
8133 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
8134 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
8135 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
8137 2016-10-24 Richard Biener <rguenther@suse.de>
8139 PR tree-optimization/78076
8140 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
8141 also on the loop tree root.
8143 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8145 * config/i386/i386.c (ix86_fold_builtin): Handle
8146 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
8147 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
8148 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
8149 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
8151 2016-10-24 Martin Liska <mliska@suse.cz>
8154 * opts.c (finish_options): Skip conditionally.
8156 2016-10-23 Martin Sebor <msebor@redhat.com>
8159 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
8160 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
8162 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
8164 * config/sparc/sparc.md (cpu_feature): Minor tweak.
8165 (enabled): Likewise.
8166 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
8167 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
8168 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
8169 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
8170 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
8171 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
8173 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
8175 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
8176 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
8178 2016-10-21 Andrew Pinski <apinski@cavium.com>
8180 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
8182 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
8183 implementer_id to unsigned char.
8184 Change part_no to unsigned int.
8185 (AARCH64_BIG_LITTLE): New define.
8186 (INVALID_IMP): New define.
8187 (INVALID_CORE): New define.
8188 (cpu_data): Change the last element's implementer_id and part_no to
8190 (valid_bL_string_p): Rewrite to ..
8191 (valid_bL_core_p): this for integers instead of strings.
8192 (parse_field): New function.
8193 (contains_string_p): Rewrite to ...
8194 (contains_core_p): this for integers and only for the part_no.
8195 (host_detect_local_cpu): Rewrite handling of implementation and
8196 par num to be integers; simplifying the code.
8198 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
8200 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
8201 value range for pointers in more cases.
8203 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
8205 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
8206 Add extra argument to allow emitting the move immediate.
8207 Use add/sub with positive immediate.
8208 (aarch64_add_constant): Add inline function.
8209 (aarch64_add_sp): Likewise.
8210 (aarch64_sub_sp): Likewise.
8211 (aarch64_expand_prologue): Call aarch64_sub_sp.
8212 (aarch64_expand_epilogue): Call aarch64_add_sp.
8213 Decide when to leave out move.
8214 (aarch64_output_mi_thunk): Call aarch64_add_constant.
8216 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
8218 * config/aarch64/aarch64.c (aarch64_layout_frame):
8219 Align FP callee-saves.
8221 2016-10-21 Jakub Jelinek <jakub@redhat.com>
8223 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
8224 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
8226 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
8227 _rdseed64_step): Likewise.
8228 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
8231 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
8232 and tree-ssanames.h.
8233 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
8234 with INTEGER_CST argument.
8235 (ix86_gimple_fold_builtin): New function.
8236 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
8238 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
8239 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
8240 (ranges_table_allocated, ranges_table_in_use,
8241 ranges_by_label_allocated, ranges_by_label_in_use,
8242 RANGES_TABLE_INCREMENT): Removed.
8243 (add_ranges_num): Use vec_safe_push into ranges_table.
8244 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
8245 (output_ranges): Adjust for ranges_table and ranges_by_label
8246 conversion from arrays to vec.
8247 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
8248 conversion from arrays to vec.
8249 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
8250 ranges_table_in_use, ranges_by_label_allocated and
8251 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
8253 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
8254 if needed. Re-add origin_die variable and its initialization.
8256 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
8257 even for -fstack-reuse=none, or for volatile vars etc.
8259 2016-10-21 David Malcolm <dmalcolm@redhat.com>
8261 * print-rtl-function.c (flag_compact): Move extern decl to...
8262 * print-rtl.h (flag_compact): ...here.
8263 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
8264 (ASSERT_RTL_DUMP_EQ): New macro.
8265 (selftest::test_dumping_regs): New function.
8266 (selftest::test_dumping_insns): New function.
8267 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
8269 (selftest::rtl_tests_c_tests): Call the new test functions.
8271 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8273 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
8274 (outgoing_edges_match): Likewise.
8275 (try_crossjump_to_edge): Likewise.
8276 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
8277 (rtl_tidy_fallthru_edge): Likewise.
8278 * rtl.h (tablejump_p): Adjust prototype.
8279 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
8281 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8283 * rtl.h (label_ref_label): New function.
8284 (set_label_ref_label): New function.
8285 (LABEL_REF_LABEL): Delete.
8286 * alias.c (rtx_equal_for_memref_p): Adjust.
8287 * cfgbuild.c (make_edges): Likewise.
8288 (purge_dead_tablejump_edges): Likewise.
8289 * cfgexpand.c (convert_debug_memory_address): Likewise.
8290 * cfgrtl.c (patch_jump_insn): Likewise.
8291 * combine.c (distribute_notes): Likewise.
8292 * cse.c (hash_rtx_cb): Likewise.
8293 (exp_equiv_p): Likewise.
8294 (fold_rtx): Likewise.
8295 (check_for_label_ref): Likewise.
8296 * cselib.c (rtx_equal_for_cselib_1): Likewise.
8297 (cselib_hash_rtx): Likewise.
8298 * emit-rtl.c (mark_label_nuses): Likewise.
8299 * explow.c (convert_memory_address_addr_space_1): Likewise.
8300 * final.c (output_asm_label): Likewise.
8301 (output_addr_const): Likewise.
8302 * gcse.c (add_label_notes): Likewise.
8303 * genconfig.c (walk_insn_part): Likewise.
8304 * genrecog.c (validate_pattern): Likewise.
8305 * ifcvt.c (cond_exec_get_condition): Likewise.
8306 (noce_emit_store_flag): Likewise.
8307 (noce_get_alt_condition): Likewise.
8308 (noce_get_condition): Likewise.
8309 * jump.c (maybe_propagate_label_ref): Likewise.
8310 (mark_jump_label_1): Likewise.
8311 (redirect_exp_1): Likewise.
8312 (rtx_renumbered_equal_p): Likewise.
8313 * lra-constraints.c (operands_match_p): Likewise.
8314 * print-rtl.c (print_value): Likewise.
8315 * reload.c (find_reloads): Likewise.
8316 * reload1.c (set_label_offsets): Likewise.
8317 * reorg.c (get_branch_condition): Likewise.
8318 * rtl-tests.c (test_uncond_jump): Likewise.
8319 * rtl.c (rtx_equal_p_cb): Likewise.
8320 (rtx_equal_p): Likewise.
8321 * rtlanal.c (reg_mentioned_p): Likewise.
8322 (rtx_referenced_p): Likewise.
8323 (get_condition): Likewise.
8324 * varasm.c (const_hash_1): Likewise.
8325 (compare_constant): Likewise.
8326 (const_rtx_hash_1): Likewise.
8327 (output_constant_pool_1): Likewise.
8329 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8332 * reload.c (find_valid_class_1): Allow regclass if atleast one
8333 regno in regclass is ok. Compute and use rclass size based on
8334 actually available regnos for mode in rclass.
8336 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
8338 * config/sparc/sparc-modes.def (CCV): New.
8340 * config/sparc/predicates.md (v_comparison_operator): New.
8341 (icc_comparison_operator): Add support for CCV/CCXV.
8342 (xcc_comparison_operator): Likewise.
8343 * config/sparc/sparc.c (output_cbranch): Likewise.
8344 (sparc_print_operand): Likewise.
8345 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
8346 (uaddvdi4): New expander.
8347 (addvdi4): Likewise.
8348 (uaddvdi4_sp32): New instruction.
8349 (addvdi4_sp32): Likewise.
8350 (uaddvsi4): New expander.
8351 (addvsi4): Likewise.
8352 (cmp_ccc_plus_sltu_set): New instruction.
8353 (cmp_ccv_plus): Likewise.
8354 (cmp_ccxv_plus): Likewise.
8355 (cmp_ccv_plus_set): Likewise.
8356 (cmp_ccxv_plus_set): Likewise.
8357 (cmp_ccv_plus_sltu_set): Likewise.
8358 (uaddvdi4): New expander.
8359 (subvdi4): Likewise.
8360 (usubdi4_sp32): New instruction.
8361 (subvdi4_sp32): Likewise.
8362 (usubvsi4): New expander.
8363 (subvsi4): Likewise.
8364 (cmpsi_minus_sltu_set): New instruction.
8365 (cmp_ccv_minus): Likewise.
8366 (cmp_ccxv_minus): Likewise.
8367 (cmp_ccv_minus_set): Likewise.
8368 (cmp_ccxv_minus_set): Likewise.
8369 (cmp_ccv_minus_sltu_set): Likewise.
8370 (unegvdi3): New expander.
8371 (negvdi3): Likewise.
8372 (unegdi3_sp32): New instruction.
8373 (negvdi3_sp32): Likewise.
8374 (unegvsi3): New expander.
8375 (negvsi3): Likewise.
8376 (cmp_ccc_neg_sltu_set): New instruction.
8377 (cmp_ccv_neg): Likewise.
8378 (cmp_ccxv_neg): Likewise.
8379 (cmp_ccv_neg_set): Likewise.
8380 (cmp_ccxv_neg_set): Likewise.
8381 (cmp_ccv_neg_sltu_set): Likewise.
8383 * tree-ssa-loop-split.c: Remove trailing spaces.
8384 * match.pd: Likewise.
8386 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8388 PR rtl-optimization/78038
8389 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
8390 be deduced to set REG through the RTL structure.
8391 (make_defs_and_copies_lists): Return false on a failing get_defs call.
8393 2016-10-21 Richard Biener <rguenther@suse.de>
8395 PR tree-optimization/78051
8396 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
8397 and mark replaced if folding did something.
8399 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
8401 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
8402 and "protected" in visibility types.
8403 (rs6000_xcoff_declare_function_name): Fix formatting.
8404 (rs6000_xcoff_declare_object_name): Fix formatting.
8406 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
8408 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
8409 and IX86_BUILTIN_HUGE_VALQ here ...
8410 (ix86_expand_builtin): ... not here.
8412 2016-10-20 Jakub Jelinek <jakub@redhat.com>
8414 * doc/gty.texi (for_user): Use @item next to @findex.
8416 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
8419 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
8420 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
8421 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
8422 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
8423 __builtin_ia32_lzcnt_u16.
8424 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
8425 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
8426 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
8427 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
8428 (bmi_tzcnt_<mode>): New expander.
8429 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
8430 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
8431 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
8432 (lzcnt_<mode>): New expander.
8433 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
8434 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
8435 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
8436 (UINT64_FTYPE_UINT64): New.
8437 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
8438 (__builtin_ia32_lzcnt_u16): New description.
8439 (__builtin_ia32_lzcnt_u32): Ditto.
8440 (__builtin_ia32_lzcnt_u64): Ditto.
8441 (__builtin_ctzs): Remove description.
8442 (__builtin_ia32_tzcnt_u16): New description.
8443 (__builtin_ia32_tzcnt_u32): Ditto.
8444 (__builtin_ia32_tzcnt_u64): Ditto.
8445 * config/i386/i386.c (ix86_expand_args_builtin): Handle
8446 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
8448 2016-10-20 Martin Liska <mliska@suse.cz>
8451 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
8452 comparison with STMT_UID_NOT_IN_RANGE.
8453 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
8456 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
8458 * compare-elim.c (conforming_compare): Accept UNSPECs.
8459 (find_comparison_dom_walker::before_dom_children): Deal with
8460 instructions both using and killing the flags register.
8461 (equivalent_reg_at_start): New function extracted from...
8462 (try_eliminate_compare): ...here. Use it and add support for
8463 registers and UNSPECs as second operand of the compare.
8464 * config/visium/visium-modes.def (CCV): New.
8465 * config/visium/predicates.md (visium_v_comparison_operator): New.
8466 (visium_branch_operator): Deal with CCV mode.
8467 * config/visium/visium.c (visium_select_cc_mode): Likewise.
8468 (output_cbranch): Likewise.
8469 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
8470 (uaddv<mode>4): New expander.
8471 (addv<mode>4): Likewise.
8472 (add<mode>3_insn_set_carry): New instruction.
8473 (add<mode>3_insn_set_overflow): Likewise.
8474 (addsi3_insn_set_overflow): Likewise.
8475 (usubv<mode>4): New expander.
8476 (subv<mode>4): Likewise.
8477 (sub<mode>3_insn_set_carry): New instruction.
8478 (sub<mode>3_insn_set_overflow): Likewise.
8479 (subsi3_insn_set_overflow): Likewise.
8480 (unegv<mode>3): New expander.
8481 (negv<mode>3): Likewise.
8482 (neg<mode>2_insn_set_overflow): New instruction.
8483 (addv_tst<mode>): Likewise.
8484 (subv_tst<mode>): Likewise.
8485 (negv_tst<mode>): Likewise.
8486 (cbranch<mode>4_addv_insn): New splitter and instruction.
8487 (cbranch<mode>4_subv_insn): Likewise.
8488 (cbranch<mode>4_negv_insn): Likewise.
8490 2016-10-20 Richard Biener <rguenther@suse.de>
8492 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
8493 Handle decls possibly not bound.
8494 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
8495 nothing_id for decls that might not be bound if we are interested
8497 (get_constraint_for_component_ref): Deal with that.
8499 2016-10-20 Michael Matz <matz@suse.de>
8502 * common.opt (-fsplit-loops): New flag.
8503 * passes.def (pass_loop_split): Add.
8504 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
8505 (enable_fdo_optimizations): Add loop splitting.
8506 * timevar.def (TV_LOOP_SPLIT): Add.
8507 * tree-pass.h (make_pass_loop_split): Declare.
8508 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
8509 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
8510 * tree-ssa-loop-split.c: New file.
8511 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
8512 * doc/invoke.texi (fsplit-loops): Document.
8513 * doc/passes.texi (Loop optimization): Add paragraph about loop
8516 2016-10-20 Richard Biener <rguenther@suse.de>
8518 * cgraphunit.c (analyze_functions): Set node->definition to
8519 false to signal symbol removal to debug_hooks->late_global_decl.
8520 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
8521 WPA signal symbol removal to the debuginfo machinery.
8522 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
8523 using early_finised to guard the we're called for symbol
8524 removal case look at the symtabs definition flag.
8525 (gen_variable_die): Remove redundant check.
8527 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8529 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
8531 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8533 PR tree-optimization/53979
8534 * match.pd ((a ^ b) | a -> a | b): New pattern.
8536 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
8538 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
8539 config/pa/pa64-hpux-lib.h.
8540 (PA_CRTBEGIN_HACK): Likewise.
8541 (DTOR_LIST_BEGIN): Likewise.
8543 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
8545 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
8546 register only if "in" and "out" are different registers.
8548 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
8550 * omp-low.c (pass_oacc_device_lower::gate): New method.
8551 (execute): Always call execute_oacc_device_lower.
8553 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8555 PR tree-optimization/77916
8556 PR tree-optimization/77937
8557 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
8559 (insert_initializers): Requirement of initializer for -1 should be
8560 based on pointer-typedness of the candidate basis.
8562 2016-10-19 Bin Cheng <bin.cheng@arm.com>
8564 PR tree-optimization/78005
8565 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
8566 upper (included) bound for niters of prolog loop.
8567 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
8568 Compute niters of scalar loop above which vectorized loop is
8569 preferred, as well as the upper (included) bound for the niters.
8570 (vect_do_peeling): Record niter bound for loops accordingly.
8572 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
8575 * tree-core.h (enum tree_index): Put the complex types after their
8577 * tree-streamer.c (verify_common_node_recorded): New function.
8578 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
8580 2016-10-19 Martin Liska <mliska@suse.cz>
8582 * cgraph.h (cgraph_edge::binds_to_current_def_p):
8583 Replace NULL with false as a return value.
8585 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
8587 PR tree-optimization/78024
8588 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
8589 don't clear BB_VISITED after processing.
8591 2016-10-19 Richard Biener <rguenther@suse.de>
8593 * domwalk.c (dom_walker::walk): Use RPO order.
8595 2016-10-19 Richard Biener <rguenther@suse.de>
8597 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
8599 (evrp_dom_walker::~evrp_dom_walker): Free it.
8600 (evrp_dom_walker::stmts_to_remove): Add.
8601 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
8602 whose output we fully propagate for removal. Propagate
8603 into BB destination PHI arguments.
8604 (execute_early_vrp): Remove queued stmts. Dump value ranges
8605 before stmt removal.
8607 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
8609 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
8610 * passes.def: Add two instances of pass_walloca.
8611 * tree-pass.h (make_pass_walloca): New.
8612 * gimple-ssa-warn-alloca.c: New file.
8613 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
8614 -Wvla-larger-than= options.
8616 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
8618 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
8619 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
8621 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
8623 * config/rs6000/altivec.h (vec_xl_len): New macro.
8624 (vec_xst_len): New macro.
8625 (vec_cmpnez): New macro.
8626 (vec_cntlz_lsbb): New macro.
8627 (vec_cnttz_lsbb): New macro.
8628 (vec_xlx): New macro.
8629 (vec_xrx): New macro.
8630 (vec_all_nez): New C++ predicate template.
8631 (vec_any_eqz): New C++ predicate template.
8632 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
8633 conditional compilation.
8634 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
8635 conditional compilation.
8636 (vec_all_nez): New macro.
8637 (vec_any_eqz): New macro.
8638 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
8640 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
8642 * config/rs6000/vector.md (VI): Moved this mode iterator
8643 definition from altivec.md to vector.md.
8644 (UNSPEC_NEZ_P): New value.
8645 (vector_ne_<mode>_p): New expansion for implementation of
8646 vec_all_ne and vec_any_eq built-in functions.
8647 (vector_nez_<mode>_p): New expansion for implementation of
8648 vec_all_nez and vec_any_eqz built-in functions.
8649 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
8650 and vec_any_eq built-in function.
8651 (cr6_test_for_zero): New commentary to explain this expansion.
8652 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
8653 (cr6_test_for_lt): New commentary to explain this expansion.
8654 (cr6_test_for_lt_reverse): New commentary to explain this
8656 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8657 overloaded function prototypes for vec_all_ne, vec_all_nez,
8658 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
8659 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
8661 (altivec_resolve_overloaded_builtin): Modify the handling of
8662 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
8663 the compiler is configured to support TARGET_P9_VECTOR.
8664 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
8665 to explain the special processing that is given to predicate
8666 built-ins introduced using this macro.
8667 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
8668 the special processing given to predicate built-ins introduced
8670 (BU_VSX_P): Likewise.
8671 (BU_P8V_AV_P): Likewise.
8672 (BU_P9V_AV_P): Likewise.
8673 (BU_P9V_AV_X): New macro.
8674 (BU_P9V_64BIT_AV_X): New macro.
8675 (BU_P9V_VSX_3): New macro.
8676 (BU_P9V_OVERLOAD_P): New macro.
8677 (LXVL): New BU_P9V_64BIT_VSX_2.
8678 (VEXTUBLX): New BU_P9V_AV_2.
8679 (VEXTUBRX): Likewise.
8680 (VEXTUHLX): Likewise.
8681 (VEXTUHRX): Likewise.
8682 (VEXTUWLX): Likewise.
8683 (VEXTUWRX): Likewise.
8684 (STXVL): New BU_P9V_64BIT_AV_X.
8685 (VCLZLSBB): New BU_P9V_AV_1.
8686 (VCTZLSBB): Likewise.
8687 (CMPNEB): New BU_P9V_AV_2.
8692 (VCMPNEB_P): New BU_P9V_AV_P.
8693 (VCMPNEH_P): Likewise.
8694 (VCMPNEW_P): Likewise.
8695 (VCMPNED_P): Likewise.
8696 (VCMPNEFP_P): Likewise.
8697 (VCMPNEDP_P): Likewise.
8698 (CMPNEZB): New BU_P9V_AV_2.
8699 (CMPNEZH): Likewise.
8700 (CMPNEZW): Likewise.
8701 (VCMPNEZB_P): New BU_P9V_AV_P.
8702 (VCMPNEZH_P): Likewise.
8703 (VCMPNEZW_P): Likewise.
8704 (LXVL): New BU_P9V_OVERLOAD_2.
8705 (STXVL): New BU_P9V_OVERLOAD_3.
8706 (VEXTULX): New BU_P9V_OVERLOAD_2.
8707 (VEXTURX): Likewise.
8709 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
8710 (VCMPNE_P): Likewise.
8711 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
8712 (VCTZLSBB): Likewise.
8713 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
8714 comment to explain mode used for scratch register.
8715 (altivec_expand_stxvl_builtin): New function.
8716 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
8717 (altivec_init_builtins): Add initialized variable
8718 void_ftype_v16qi_pvoid_long and use this type to define the
8719 built-in function __builtin_altivec_stxvl.
8720 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
8721 (UNSPEC_STXVL): New value.
8722 (UNSPEC_VCLZLSBB): New value.
8723 (UNSPEC_VCTZLSBB): New value.
8724 (UNSPEC_VEXTUBLX): New value.
8725 (UNSPEC_VEXTUHLX): New value.
8726 (UNSPEC_VEXTUWLX): New value.
8727 (UNSPEC_VEXTUBRX): New value.
8728 (UNSPEC_VEXTUHRX): New value.
8729 (UNSPEC_VEXTUWRX): New value.
8730 (UNSPEC_VCMPNEB): New value.
8731 (UNSPEC_VCMPNEZB): New value.
8732 (UNSPEC_VCMPNEH): New value.
8733 (UNSPEC_VCMPNEZH): New value.
8734 (UNSPEC_VCMPNEW): New value.
8735 (UNSPEC_VCMPNEZW): New value.
8736 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
8737 vector of integer modes.
8738 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
8739 vector of float or double modes.
8740 (*vector_nez_<mode>_p): New insn for vector test all not equal or
8742 (lxvl): New expand for load VSX vector with length.
8743 (*lxvl): New insn for load VSX vector with length.
8744 (stxvl): New expand for store VSX vector with length.
8745 (*stxvl): New insn for store VSX vector with length.
8746 (vcmpneb): New insn for vector of byte compare not equal.
8747 (vcmpnezb): New insn for vector of byte compare not equal or zero.
8748 (vcmpneh): New insn for vector of half word compare not equal.
8749 (vcmpnezh): New insn for vector of half word compare not equal or
8751 (vcmpnew): New insn for vector of word compare not equal.
8752 (vcmpne<VSs>): New insn for vector of float or double compare not
8754 (vcmpnezw): New insn for vector of word compare not equal or zero.
8755 (vclzlsbb): New insn for vector count leading zero
8756 least-significant bits byte.
8757 (vctzlsbb): New insn for vector count trailing zero least
8758 signficant bits byte.
8759 (vextublx): New insn for vector extract unsigned byte left
8761 (vextubrx): New insn for vector extract unsigned byte right
8763 (vextuhlx): New insn for vector extract unsigned half word left
8765 (vextuhrx): New insn for vector extract unsigned half word right
8767 (vextuwlx): New insn for vector extract unsigned word left
8769 (vextuwrx): New insn for vector extract unsigned word right
8771 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
8772 clarify intent of this constant.
8773 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
8774 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
8775 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
8776 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
8777 and vec_xrx functions.
8779 2016-10-18 Andrew Pinski <apinski@cavium.com>
8782 * predict.c (is_exit_with_zero_arg): New function.
8783 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
8786 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
8789 * config/i386/i386.c (legitimize_tls_address)
8790 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
8791 convert dest to Pmode if different than Pmode.
8793 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8795 PR tree-optimization/77916
8796 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
8797 stopgap fix, as pointers with -1 increment are still broken.
8799 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
8801 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
8802 mapping class decoration from here...
8803 (rs6000_xcoff_encode_section): ...to here.
8805 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
8806 if shrink-wrapping and optimizing for speed.
8808 2016-10-18 Richard Biener <rguenther@suse.de>
8810 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
8811 not visited but non-executable predecessors. Return taken edge.
8812 Simplify conditions and refactor propagation vs. folding step.
8814 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
8816 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
8817 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
8818 (rs6000_get_separate_components): Assert we do not have those
8819 strategies selected.
8821 2016-10-18 Richard Biener <rguenther@suse.de>
8823 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
8824 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
8826 (substitute_and_fold_dom_walker): Adjust constructor.
8827 (substitute_and_fold_dom_walker::before_dom_children): Remove
8828 do_dce flag and handling (always true).
8829 (substitute_and_fold): Likewise.
8830 * tree-vrp.c (vrp_finalize): Adjust.
8831 (execute_early_vrp): Remove final BB_VISITED clearing.
8832 * tree-ssa-ccp.c (ccp_finalize): Adjust.
8833 * tree-ssa-copy.c (fini_copy_prop): Likewise.
8834 * ira.c (ira): Call clear_bb_flags.
8836 2016-10-18 Richard Biener <rguenther@suse.de>
8838 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
8839 get at the operand to look at with TREE_OPERAND for generic
8842 2016-10-18 David Malcolm <dmalcolm@redhat.com>
8844 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
8846 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
8847 (write_test_expr): Use rtx_reader_ptr for calls to
8849 (write_attr_value): Likewise.
8850 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
8851 call to print_md_ptr_loc.
8852 (write_one_condition): Likewise for calls to print_c_condition.
8853 * genconstants.c: Include "statistics.h" and "vec.h".
8854 (main): Update for conversion to member functions.
8855 * genemit.c (emit_c_code): Use rtx_reader_ptr for
8856 call to print_md_ptr_loc.
8857 * genenums.c: Include "statistics.h" and "vec.h".
8858 (main): Update for conversion of traverse_enum_types to a method.
8859 * genmddeps.c: Include "statistics.h" and "vec.h".
8860 * genoutput.c (process_template): Use rtx_reader_ptr for call to
8862 * genpreds.c (write_predicate_subfunction): Likewise.
8863 (write_predicate_expr): Likewise for calls to print_c_condition.
8864 * genrecog.c (print_test): Likewise.
8865 * gensupport.c (process_rtx): Likewise for calls to
8866 copy_md_ptr_loc and join_c_conditions.
8867 (alter_test_for_insn): Likewise for call to join_c_conditions.
8868 (process_substs_on_one_elem): Likewise.
8869 (gen_mnemonic_setattr): Update for move of string_obstack to a
8870 field of rtx_reader.
8871 (mnemonic_htab_callback): Likewise. Fix formatting.
8872 (gen_mnemonic_attr): Likewise.
8873 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
8874 to print_c_condition.
8875 * read-md.c: Include "statistics.h" and "vec.h".
8876 (string_obstack): Convert this global to field "m_string_obstack"
8877 of class rtx_reader.
8878 (ptr_locs): Likewise, as "m_ptr_locs".
8879 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
8880 (joined_conditions): Likewise, as "m_joined_conditions".
8881 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
8882 (md_constants): Likewise, as "m_md_constants".
8883 (enum_types): Likewise, as "m_enum_types".
8884 (set_md_ptr_loc): Convert to...
8885 (rtx_reader::set_md_ptr_loc): ...member function.
8886 (get_md_ptr_loc): Convert to...
8887 (rtx_reader::get_md_ptr_loc): ...member function.
8888 (copy_md_ptr_loc): Convert to...
8889 (rtx_reader::copy_md_ptr_loc): ...member function.
8890 (fprint_md_ptr_loc): Convert to...
8891 (rtx_reader::fprint_md_ptr_loc): ...member function.
8892 (print_md_ptr_loc): Convert to...
8893 (rtx_reader::print_md_ptr_loc): ...member function.
8894 (join_c_conditions): Convert to...
8895 (rtx_reader::join_c_conditions): ...member function.
8896 (fprint_c_condition): Convert to...
8897 (rtx_reader::fprint_c_condition): ...member function.
8898 (print_c_condition): Convert to...
8899 (rtx_reader::print_c_condition): ...member function.
8900 (read_name): Convert to...
8901 (rtx_reader::read_name): ...member function.
8902 (read_escape): Convert to...
8903 (rtx_reader::read_escape): ...member function.
8904 (read_quoted_string): Convert to...
8905 (rtx_reader::read_quoted_string): ...member function.
8906 (read_braced_string): Convert to...
8907 (rtx_reader::read_braced_string): ...member function.
8908 (read_string): Convert to...
8909 (rtx_reader::read_string): ...member function.
8910 (read_skip_construct): Convert to...
8911 (rtx_reader::read_skip_construct): ...member function.
8912 (handle_constants): Convert to...
8913 (rtx_reader::handle_constants): ...member function.
8914 (traverse_md_constants): Convert to...
8915 (rtx_reader::traverse_md_constants): ...member function.
8916 (handle_enum): Convert to...
8917 (rtx_reader::handle_enum): ...member function.
8918 (lookup_enum_type): Convert to...
8919 (rtx_reader::lookup_enum_type): ...member function.
8920 (traverse_enum_types): Convert to...
8921 (rtx_reader::traverse_enum_types): ...member function.
8922 (rtx_reader::rtx_reader): Move initializations
8923 of various former global data from rtx_reader::read_md_files to
8924 here, as fields, along with the call to unlock_std_streams.
8925 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
8927 (rtx_reader::read_md_files): Move initializations of various
8928 global data from here to the ctor.
8929 * read-md.h (read_name): Convert to...
8930 (rtx_reader::read_name): ...member function.
8931 (rtx_reader::read_escape): New method decl.
8932 (read_quoted_string): Convert to...
8933 (rtx_reader::read_quoted_string): ...member function.
8934 (rtx_reader::read_braced_string): New method decl.
8935 (read_string): Convert to...
8936 (rtx_reader::read_string): ...member function.
8937 (rtx_reader::read_skip_construct): New method decl.
8938 (rtx_reader::set_md_ptr_loc): New method decl.
8939 (rtx_reader::get_md_ptr_loc): New method decl.
8940 (copy_md_ptr_loc): Convert to...
8941 (rtx_reader::copy_md_ptr_loc): ...member function.
8942 (fprint_md_ptr_loc): Convert to...
8943 (rtx_reader::fprint_md_ptr_loc): ...member function.
8944 (print_md_ptr_loc): Convert to...
8945 (rtx_reader::print_md_ptr_loc): ...member function.
8946 (rtx_reader::lookup_enum_type): New method decl.
8947 (rtx_reader::traverse_enum_types): New method decl.
8948 (rtx_reader::handle_constants): New method decl.
8949 (traverse_md_constants): Convert to...
8950 (rtx_reader::traverse_md_constants): ...member function.
8951 (rtx_reader::handle_enum): New method decl.
8952 (rtx_reader::join_c_conditions): New method decl.
8953 (fprint_c_condition): Convert to...
8954 (rtx_reader::fprint_c_condition): ...member function.
8955 (print_c_condition): Convert to...
8956 (rtx_reader::print_c_condition): ...member function.
8957 (rtx_reader::apply_iterator_to_string): New method decl.
8958 (rtx_reader::copy_rtx_for_iterators): New method decl.
8959 (rtx_reader::read_conditions): New method decl.
8960 (rtx_reader::record_potential_iterator_use): New method decl.
8961 (rtx_reader::read_mapping): New method decl.
8962 (rtx_reader::read_rtx): New method decl.
8963 (rtx_reader::read_rtx_code): New method decl.
8964 (rtx_reader::read_rtx_operand): New method decl.
8965 (rtx_reader::read_nested_rtx): New method decl.
8966 (rtx_reader::read_rtx_variadic): New method decl.
8967 (rtx_reader::get_string_obstack): New method.
8968 (rtx_reader::get_md_constants): New method.
8969 (string_obstack): Convert global variable decl to...
8970 (rtx_reader::m_string_obstack): ...this new field.
8971 (rtx_reader::m_ptr_locs): New field.
8972 (rtx_reader::m_ptr_loc_obstack): New field.
8973 (rtx_reader::m_joined_conditions): New field.
8974 (rtx_reader::m_joined_conditions_obstack): New field.
8975 (rtx_reader::m_md_constants): New field.
8976 (rtx_reader::m_enum_types): New field.
8977 * read-rtl.c (apply_iterator_to_string): Convert to...
8978 (rtx_reader::apply_iterator_to_string): ...member function.
8979 (copy_rtx_for_iterators): Convert to...
8980 (rtx_reader::copy_rtx_for_iterators): ...member function.
8981 (add_condition_to_string): Use rtx_reader_ptr for
8982 calls join_c_conditions.
8983 (apply_iterators): Use rtx_reader_ptr for calls to
8984 join_c_conditions and copy_rtx_for_iterators.
8985 (read_conditions): Convert to...
8986 (rtx_reader::read_conditions): ...member function.
8987 (record_potential_iterator_use): Convert to...
8988 (rtx_reader::record_potential_iterator_use): ...member function.
8989 (read_mapping): Convert to...
8990 (rtx_reader::read_mapping): ...member function.
8991 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
8992 (read_rtx): Convert to...
8993 (rtx_reader::read_rtx): ...member function.
8994 (read_rtx_code): Convert to...
8995 (rtx_reader::read_rtx_code): ...member function.
8996 (read_rtx_operand): Convert to...
8997 (rtx_reader::read_rtx_operand): ...member function. Update for move
8998 of string_obstack to a field.
8999 (read_nested_rtx): Convert to..
9000 (rtx_reader::read_nested_rtx): ...member function.
9001 (read_rtx_variadic): Convert to..
9002 (rtx_reader::read_rtx_variadic): ...member function.
9004 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9006 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
9008 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9010 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
9011 for pointer type too.
9012 (ipcp_update_vr): set_ptr_nonnull for pointer.
9014 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9016 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
9017 pt_solution_singleton_p.
9018 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
9019 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
9020 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
9021 pointer nonnull computed by VRP.
9022 Also Conservatively set pt.null to 1.
9023 (pt_solution_reset): Conservatively set pt.null to 1.
9024 (pt_solution_singleton_or_null_p): Renamed from
9025 pt_solution_singleton_p.
9026 * tree-ssanames.h (set_ptr_nonnull): Declare.
9027 (get_ptr_nonnull): Likewise.
9028 * tree-ssanames.c (set_ptr_nonnull): New.
9029 (get_ptr_nonnull): Likewise.
9030 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
9031 (evrp_dom_walker::before_dom_children): Likewise.
9033 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9035 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9036 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9037 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9038 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9039 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
9040 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9041 (rs6000_option_override_internal): Clear it if ABI_AIX.
9042 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9043 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
9045 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9047 * gimple-ssa-strength-reduction.c (record_increment): Remove
9050 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9052 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
9053 that the result is non-zero if it is true.
9054 (maybe_expand_shift): New wrapper around expand_shift_1.
9055 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
9057 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9059 PR tree-optimization/77916
9060 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
9061 Don't allow a MINUS_EXPR for pointer arithmetic for either known
9063 (record_increment): Increments of -1 for unknown strides just use
9064 a multiply initializer like other negative values.
9065 (analyze_increments): Remove stopgap solution for -1 increment
9066 applied to pointer arithmetic.
9068 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
9070 * dominance.c (dom_info::dom_info): Add new constructor for region
9071 which is vector of basic blocks.
9072 (dom_init): New method to initialize members common for both
9074 (dom_info::dom_info): Invoke dom_init for partial initialization.
9075 (dom_info::get_idom): Add check to corner cases on basic blocks which
9077 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
9078 to detect unreachable bbs.
9079 (dom_info::calc_idoms): Likewise.
9080 (compute_dom_fast_query_in_region): New function.
9081 (calculate_dominance_info_for_region): Likewise.
9082 (free_dominance_info_for_region): Likewise.
9083 * dominance.h: Add prototypes for introduced region-based functions
9084 * tree-if-conv.c (build_region): New function.
9085 (if_convertible_loop_p_1): Invoke local version of post-dominators
9086 calculation before basic block predication with subsequent freeing
9087 post-dominator info.
9088 (tree_if_conversion): Remove free of post-dominator info
9089 (pass_if_conversion::execute): Delete detection of infinite loops
9090 and fake edges to exit block since post-dominator calculation is
9091 performed per if-converted loop only.
9093 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
9096 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
9097 register explicitly.
9098 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
9099 optimizing for size.
9101 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9103 * config/aarch64/aarch64.c: Delete inclusion of
9104 cortex-a57-fma-steering.h.
9105 (aarch64_override_options): Delete call
9106 to aarch64_register_fma_steering.
9107 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
9108 * config/aarch64/cortex-a57-fma-steering.h: Delete.
9109 * config/aarch64/aarch64-passes.def: New file.
9110 * config/aarch64/cortex-a57-fma-steering.c
9111 (aarch64_register_fma_steering): Delete definition.
9112 (make_pass_fma_steering): Remove static qualifier.
9113 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
9114 (cortex-a57-fma-steering.o): Remove dependency on
9115 cortex-a57-fma-steering.h.
9117 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9119 * explow.c (validize_mem): Do not modify the argument in-place.
9121 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
9123 * tree-streamer.c (record_common_node): Explicitly list expected
9126 2016-10-17 Richard Biener <rguenther@suse.de>
9128 PR tree-optimization/77988
9129 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
9131 2016-10-17 Marek Polacek <polacek@redhat.com>
9133 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
9135 2016-10-17 Richard Biener <rguenther@suse.de>
9137 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
9140 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9142 PR tree-optimization/71636
9143 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
9145 2016-10-17 Richard Biener <rguenther@suse.de>
9147 * gimplify.c (gimplify_function_tree): Do not move the outer
9150 2016-10-17 Jakub Jelinek <jakub@redhat.com>
9152 * langhooks.h (struct lang_hooks_for_decls): Remove
9153 function_decl_explicit_p, function_decl_deleted_p and
9154 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
9155 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
9156 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
9157 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
9158 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
9159 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
9160 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
9161 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
9162 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
9163 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
9164 * langhooks.c (lhd_decl_dwarf_attribute): New function.
9165 * dwarf2out.c (gen_subprogram_die): Use
9166 lang_hooks.decls.decl_dwarf_attribute instead of
9167 lang_hooks.decls.function_decl_*.
9169 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
9173 * common.opt (-ftrampolines): New option.
9174 * doc/invoke.texi (Code Gen Options): Document it.
9175 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
9176 * doc/tm.texi: Regenerate.
9177 * builtins.def: Add init_descriptor and adjust_descriptor.
9178 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
9179 on platforms with descriptors.
9180 (expand_builtin_init_descriptor): New function.
9181 (expand_builtin_adjust_descriptor): Likewise.
9182 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
9183 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
9184 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
9185 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
9186 Set STATIC_CHAIN_REG_P on the static chain register, if any.
9187 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
9188 (expand_call): Likewise. Move around call to prepare_call_address
9189 and pass all flags to it.
9190 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
9191 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
9192 (gimple_call_set_by_descriptor): New setter.
9193 (gimple_call_by_descriptor_p): New getter.
9194 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
9195 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
9196 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
9197 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
9198 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
9199 * rtl.h (STATIC_CHAIN_REG_P): New macro.
9200 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
9201 * target.def (custom_function_descriptors): New POD hook.
9202 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
9203 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
9204 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
9205 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
9206 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
9207 (build_common_builtin_nodes): Initialize init_descriptor and
9209 * tree-nested.c: Include target.h.
9210 (struct nesting_info): Add 'any_descr_created' field.
9211 (get_descriptor_type): New function.
9212 (lookup_element_for_decl): New function extracted from...
9213 (create_field_for_decl): Likewise.
9214 (lookup_tramp_for_decl): ...here. Adjust.
9215 (lookup_descr_for_decl): New function.
9216 (convert_tramp_reference_op): Deal with descriptors.
9217 (build_init_call_stmt): New function extracted from...
9218 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
9219 * defaults.h (FUNCTION_ALIGNMENT): Define.
9220 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
9221 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
9222 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
9223 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
9224 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
9226 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
9228 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
9229 constants in CONST_VECTORs.
9231 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
9233 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
9234 register as destination of bmask.
9235 (vector_init_bshuffle): Likewise.
9236 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
9237 (bmaskdi_vis): Enable only in 64-bit mode.
9239 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
9241 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
9242 make LR a separately shrink-wrapped component unless savres_strategy
9243 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
9244 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
9245 wrapping when not both {SAVE,REST}_INLINE_GPRS.
9247 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
9249 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
9250 and keep looping on failure.
9252 2016-10-14 David Malcolm <dmalcolm@redhat.com>
9254 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
9256 (print_rtx_function): Update example in comment for...
9257 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
9258 non-virtual pseudos with a '%' sigil followed by the regno, offset
9259 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
9260 pseudo is dumped as "%0".
9262 2016-10-14 Jakub Jelinek <jakub@redhat.com>
9265 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
9268 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
9270 * config/sparc/sparc-passes.def: New file.
9271 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
9272 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
9273 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
9275 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
9277 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
9278 loop peel to loops with exit test at the beginning.
9280 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
9282 PR rtl-optimization/68212
9283 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
9284 frequency when computing scale factor for peeled copies.
9285 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
9286 values for switch/peel blocks/edges.
9288 2016-10-14 Pedro Alves <palves@redhat.com>
9290 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
9292 2016-10-14 Catherine Moore <clm@codesourcery.com>
9294 * config/mips/mips.c (mips_prepare_pch_save): Initialize
9295 micromips_globals to zero.
9297 2016-10-14 Richard Biener <rguenther@suse.de>
9299 PR tree-optimization/77979
9300 * tree-vrp.c (compare_name_with_value): Handle released SSA names
9301 in the equivalency sets.
9302 (compare_names): Likewise.
9304 2016-10-14 Martin Liska <mliska@suse.cz>
9306 * builtins.h(target_char_cst_p): Declare the function.
9307 * builtins.c (fold_builtin_memchr): Remove.
9308 (target_char_cst_p): Move the function from gimple-fold.c.
9309 (fold_builtin_3): Do not call the function.
9310 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
9311 (gimple_fold_builtin): Call the function.
9312 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
9314 2016-10-14 Martin Liska <mliska@suse.cz>
9316 * builtins.c (fold_builtin_strcmp): Remove function.
9317 (fold_builtin_strncmp): Likewise.
9318 (fold_builtin_2): Remove call of the function.
9319 (fold_builtin_3): Likewise.
9320 * fold-const-call.c (fold_const_call): Add constant folding
9321 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
9322 * fold-const-call.h (build_cmp_result): Declare the function.
9323 * gimple-fold.c (gimple_load_first_char): New function.
9324 (gimple_fold_builtin_string_compare): Likewise.
9325 (gimple_fold_builtin): Call the function.
9327 2016-10-14 Nathan Sidwell <nathan@acm.org>
9329 * gcov-io.c (gcov_open): Deconstify 'mode'.
9331 2016-10-14 Martin Liska <mliska@suse.cz>
9333 * fold-const.c (c_getstr): Support of properly \0-terminated
9334 string constants. New argument is added.
9335 * fold-const.h: New argument is added.
9337 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9339 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
9341 (aarch64_print_hint_for_core): Likewise.
9342 (aarch64_print_hint_for_arch): Likewise.
9343 (aarch64_validate_march): Use it. Fix indentation in type signature.
9344 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
9345 (aarch64_validate_mtune): Likewise.
9346 (aarch64_handle_attr_arch): Likewise.
9347 (aarch64_handle_attr_cpu): Likewise.
9348 (aarch64_handle_attr_tune): Likewise.
9350 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9352 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
9355 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
9357 * config/m68k/m68k.c (m68k_option_override): Check
9358 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
9359 instead of stack_limit_rtx.
9361 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9363 * dwarf2out.c (gen_member_die): Handle inline static data member
9366 2016-10-13 Nathan Sidwell <nathan@acm.org>
9368 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
9369 gcov_var.mode. Remove unnecessary fstat.
9371 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
9374 * function.c (thread_prologue_and_epilogue_insns): Call all
9375 make_*logue_seq in the same order as traditional. Call them
9376 all a second time if shrink_wrapped_separate.
9378 2016-10-13 Marek Polacek <polacek@redhat.com>
9380 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9381 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
9384 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9386 PR tree-optimization/77937
9387 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
9388 to infinite when we have a pointer with an increment of -1.
9390 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9392 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
9394 * memmodel.h: This file.
9395 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
9396 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
9397 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
9398 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
9399 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
9400 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
9401 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
9402 compare-elim.c, config/aarch64/aarch64-builtins.c,
9403 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
9404 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
9405 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
9406 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
9407 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
9408 config/darwin.c, config/epiphany/epiphany.c,
9409 config/epiphany/mode-switch-use.c,
9410 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
9411 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
9412 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
9413 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
9414 config/m68k/m68k.c, config/mcore/mcore.c,
9415 config/microblaze/microblaze.c, config/mmix/mmix.c,
9416 config/mn10300/mn10300.c, config/moxie/moxie.c,
9417 config/msp430/msp430.c, config/nds32/nds32-cost.c,
9418 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
9419 config/nds32/nds32-memory-manipulation.c,
9420 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
9421 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
9422 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
9423 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
9424 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
9425 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
9426 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
9427 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
9428 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
9429 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
9430 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
9431 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
9432 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
9433 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
9434 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
9435 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
9436 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
9437 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
9438 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
9439 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
9440 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
9441 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
9442 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
9443 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
9444 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
9445 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
9446 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
9447 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
9448 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
9449 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
9450 var-tracking.c, varasm.c: Include memmodel.h.
9451 * genattrtab.c (write_header): Include memmodel.h in generated file.
9452 * genautomata.c (main): Likewise.
9453 * gengtype.c (open_base_files): Likewise.
9454 * genopinit.c (main): Likewise.
9455 * genconditions.c (write_header): Include memmodel.h earlier in
9457 * genemit.c (main): Likewise.
9458 * genoutput.c (output_prologue): Likewise.
9459 * genpeep.c (main): Likewise.
9460 * genpreds.c (write_insn_preds_c): Likewise.
9461 * genrecog.c (write_header): Likewise.
9462 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
9464 2016-10-13 David Malcolm <dmalcolm@redhat.com>
9466 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
9467 for new "compact" param of print_rtx_function. Check for "cinsn"
9469 * print-rtl-function.c (flag_compact): New decl.
9470 (print_rtx_function): Add param "compact" and use it to set
9471 flag_compact, adding a description of the effect to the leading
9472 comment, and updating the example output.
9473 * print-rtl.c (flag_compact): New variable.
9474 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
9476 (print_rtx_operand_code_i): When printing source locations, wrap
9477 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
9478 (print_rtx_operand_code_r): Don't print regnos for hard regs and
9479 virtuals in compact mode.
9480 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
9481 apart from in LABEL_REFs.
9482 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
9483 Don't print basic block ids in compact mode.
9484 (print_rtx): In compact mode, prefix the code of insns with "c",
9485 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
9486 * print-rtl.h (print_rtx_function): Add "compact" param.
9488 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
9490 * arm.h (TARGET_VFP): Delete.
9491 (TARGET_VFPD32): Remove references to TARGET_VFP.
9492 (TARGET_VFP3, TARGET_VFP5): Likewise.
9493 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
9494 (TARGET_NEON_FP16): Likewise.
9495 (TARGET_FMA): Likewise.
9496 (TARGET_CRYPTO): Likewise.
9497 (TARGET_NEON): Likewise.
9498 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
9499 (FUNCTION_ARG_REGNO_P): Likewise.
9500 * arm.c (arm_option_check_internal): Likewise.
9501 (arm_option_override): Likewise.
9502 (use_return_insn): Likewise.
9503 (arm_function_value_regno_p): Likewise.
9504 (arm_apply_result_size): Likewise.
9505 (use_vfp_abi): Likewise.
9506 (arm_legitimate_address_outer_p): Likewise.
9507 (thumb2_legitimate_address_p): Likewise.
9508 (arm_legitimate_index_p): Likewise.
9509 (thumb2_legitimate_index_p): Likewise.
9510 (arm_legitimate_address): Likewise.
9511 (arm_get_vfp_saved_size): Likewise.
9512 (arm_emit_vfp_multi_reg_pop): Likewise.
9513 (arm_get_frame_offsets): Likewise.
9514 (arm_save_coproc_regs): Likewise.
9515 (arm_hard_regno_mode_ok): Likewise.
9516 (arm_expand_epilogue_apcs_frame): Likewise.
9517 (arm_expand_epilogue): Likewise.
9518 (arm_file_start): Likewise.
9519 (arm_conditional_register_usage): Likewise.
9520 (arm_validize_comparison): Use vfp_compare_operand directly.
9521 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
9522 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
9524 (arm_atomic_assign_expand_fenv): Likewise.
9525 * arm.md (divsf3): Likewise.
9526 (arm_negsi2): Likewise.
9528 (arm_movdi): Likewise.
9529 (arm_movt): Likewise.
9530 (cbranchsf4): Change predicate to vfp_compare_operand.
9531 (cbranchdf4): Change predicate to vfp_compare_operand.
9532 (cstorehf4): Change predicate to vfp_compare_operand.
9533 (cstoresf4): Change predicate to vfp_compare_operand.
9534 (cstoredf4): Change predicate to vfp_compare_operand.
9535 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
9536 (movhi_insn_arch4, movhi_bytes): Likewise.
9537 * constraints.md (Dt): Likewise.
9539 * iterators.md (SDF): Likewise.
9540 * predicates.md (arm_float_compare_operand): Delete.
9541 (const_double_vcvt_power_of_two_reciprocal): Remove references to
9543 (const_double_vcvt_power_of_two): Likewise.
9544 * thumb2.md thumb2_movsi_insn): Likewise.
9545 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
9546 (movhf_vfp): Likewise.
9547 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
9548 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
9549 (movsf_vfp, thumb2_movsf_vfp): Likewise.
9550 (movdf_vfp, thumb2_movdf_vfp): Likewise.
9551 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
9552 (subsf3_vfp, divsf3_vfp): Likewise.
9553 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
9554 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
9555 (mulsf3negsfsubsf_vfp): Likewise.
9556 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
9557 (floatunssisf2, sqrtsf2_vfp): Likewise.
9558 (movcc_vfp): Likewise.
9559 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
9560 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
9561 (push_multi_vfp): Likewise.
9562 (set_fpscr, get_fpscr): Likewise.
9563 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
9565 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
9567 * arm.h (TARGET_VFP): Unconditionally define to 1.
9568 (arm_fpu_desc): Remove 'model' field.
9569 (TARGET_FPU_MODEL): Delete.
9570 * arm.c (all_fpus): Don't initialize the model field.
9571 (arm_can_inline_p): Don't check the FPU model.
9572 * arm-fpus.def: Remove redundant model field from all FPU
9575 2016-10-13 Richard Biener <rguenther@suse.de>
9578 * genmatch.c (struct capture): Add value_match member.
9579 (commutate): Preserve value_match.
9580 (lower_opt_convert): Likewise.
9581 (lower_cond): Likewise.
9582 (replace_id): Likewise.
9583 (struct dt_operand): Add value_match member.
9584 (decision_tree::cmp_node): Compare it.
9585 (decision_tree::insert_operand): Honor it when finding and
9586 when appending a DT_MATCH.
9587 (dt_operand::gen_match_op): Generate a type check after
9588 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
9589 (parser::get_internal_capture_id): New helper.
9590 (parser::finish_match_operand): New function lowering @@<id>.
9591 (parser::parse_capture): Parse @@<id> as value-match.
9592 (parser::parse_expr): Use get_internal_capture_id.
9593 (parser::parse_simplify): Call finish_match_operand.
9594 (walk_captures): New helper.
9595 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
9597 ((X /[ex] A) * A -> X): Likewise.
9598 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
9599 convert[12] and value-matching.
9600 ((A | B) & (A | C) -> A | (B & C)): Likewise.
9601 ((X | Y) | Y -> X | Y): Likewise.
9602 ((X ^ Y) ^ Y -> X): Likewise.
9603 (A - (A & B) -> ~B & A): Likewise.
9604 ((T)(P + A) - (T)P -> (T) A): Likewise.
9605 ((T)P - (T)(P + A) -> -(T) A): Likewise.
9606 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
9607 * doc/match-and-simplify.texi: Amend capture section.
9609 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
9611 * config/arc/arc.md (umul_600): Remove predicated variant.
9612 (umul64_600): Likewise.
9614 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
9616 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
9618 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9620 * tree-vect-loop.c (loop_niters_no_overflow): New func.
9621 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
9622 no-overflow information to vect_do_peeling_for_loop_bound and
9623 vect_gen_vector_loop_niters.
9625 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9627 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
9630 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9632 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
9633 adjust_vec automatically.
9634 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
9635 param exit_bb to guard_to.
9636 (slpeel_checking_verify_cfg_after_peeling):
9637 (set_prologue_iterations):
9638 (create_lcssa_for_virtual_phi): New func which is factored out from
9639 slpeel_tree_peel_loop_to_edge.
9640 (slpeel_tree_peel_loop_to_edge):
9641 (iv_phi_p): New func.
9642 (vect_can_advance_ivs_p): Call iv_phi_p.
9643 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
9644 new gimple stmts in basic block.
9645 (vect_gen_niters_for_prolog_loop): Rename to...
9646 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
9647 adjust implementation.
9648 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
9649 sizetype if necessary.
9650 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
9651 it to external function.
9652 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
9653 (vect_gen_vector_loop_niters_mult_vf): New.
9654 (slpeel_update_phi_nodes_for_loops): New.
9655 (slpeel_update_phi_nodes_for_guard1): Reimplement.
9656 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
9657 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
9658 * tree-vect-loop.c (vect_build_loop_niters): Move to file
9659 tree-vect-loop-manip.c
9660 (vect_generate_tmps_on_preheader): Delete.
9661 (vect_transform_loop): Rename vectorization_factor to vf. Call
9662 vect_do_peeling instead of vect_do_peeling-* functions.
9663 * tree-vectorizer.h (vect_do_peeling): New decl.
9664 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
9665 (vect_do_peeling_for_loop_bound): Delete.
9666 (vect_do_peeling_for_alignment): Delete.
9668 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9670 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
9671 duplicated loop after its preheader and after the original loop.
9673 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9675 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
9676 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
9678 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9680 * tree-vect-loop.c (vectorizable_live_operation): Support handling
9681 for live variable outside loop but not in lcssa form.
9683 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9685 * cfg.c (reset_original_copy_tables): New func.
9686 * cfg.h (reset_original_copy_tables): New decl.
9688 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9691 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
9693 * varasm.c (default_binds_local_p_3): Formatting fix.
9695 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9697 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
9699 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
9700 Remove useless code.
9702 2016-10-13 Martin Liska <mliska@suse.cz>
9704 PR tree-optimization/77943
9705 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
9706 a different EH landing pads.
9708 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9711 * hooks.h (hook_tree_void_null): Declare.
9712 * hooks.c (hook_tree_void_null): New function.
9713 * langhooks.c (lhd_return_null_tree_v): Remove.
9714 * langhooks-def.h (lhd_return_null_tree_v): Remove.
9715 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
9716 set y to const0_rtx.
9717 * function.c (stack_protect_epilogue): Likewise.
9718 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
9719 if TARGET_THREAD_SSP_OFFSET is defined.
9720 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9721 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9722 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9723 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9724 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9725 (ix86_stack_protect_guard): New function.
9727 2016-10-13 Richard Biener <rguenther@suse.de>
9729 * dwarf2out.c (tree_add_const_value_attribute): Do not try
9730 rtl_for_decl_init during early phase.
9731 (gen_variable_die): Do not create locations during early phase.
9732 (gen_label_die): Likewise.
9733 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
9736 2016-10-12 Richard Biener <rguenther@suse.de>
9738 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
9739 try_add_new_range and made to eturn new range.
9740 (evrp_dom_walker::before_dom_children): Push op1 value range before
9741 pushing op0 value range.
9743 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9745 PR tree-optimization/77937
9746 * gimple-ssa-strength-reduction.c (analyze_increments): Use
9747 POINTER_TYPE_P on the candidate type to determine whether
9748 candidates in this chain require pointer arithmetic.
9750 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
9752 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
9753 correction if the type is smaller than a word.
9754 (visium_select_cc_mode): Add ... fall through ... comment.
9756 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9758 * config/rs6000/rs6000.c (machine_function): Add new fields
9759 gpr_is_wrapped_separately and lr_is_wrapped_separately.
9760 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
9761 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
9762 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
9763 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
9764 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
9765 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
9766 (rs6000_get_separate_components): New function.
9767 (rs6000_components_for_bb): New function.
9768 (rs6000_disqualify_components): New function.
9769 (rs6000_emit_prologue_components): New function.
9770 (rs6000_emit_epilogue_components): New function.
9771 (rs6000_set_handled_components): New function.
9772 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
9773 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
9774 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
9775 (rs6000_emit_epilogue): Don't emit GPR restores if
9776 gpr_is_wrapped_separately for that register. Don't make a
9777 REG_CFA_RESTORE note for registers we did not restore, either.
9779 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9781 * function.c (thread_prologue_and_epilogue_insns): Call
9782 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
9783 if it has possibly changed. Compute the split_prologue_seq and
9784 epilogue_seq later, too.
9785 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
9786 (dump_components): New function.
9787 (struct sw): New struct.
9789 (init_separate_shrink_wrap): New function.
9790 (fini_separate_shrink_wrap): New function.
9791 (place_prologue_for_one_component): New function.
9792 (spread_components): New function.
9793 (disqualify_problematic_components): New function.
9794 (emit_common_heads_for_components): New function.
9795 (emit_common_tails_for_components): New function.
9796 (insert_prologue_epilogue_for_components): New function.
9797 (try_shrink_wrapping_separate): New function.
9798 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
9800 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9802 * regrename.c (build_def_use): Invalidate chains that have a
9803 REG_CFA_RESTORE on some instruction.
9805 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9807 * dce.c (delete_unmarked_insns): Don't delete instructions with
9808 a REG_CFA_RESTORE note.
9810 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9812 * common.opt (-fshrink-wrap-separate): New flag.
9813 * doc/invoke.texi: Document it.
9814 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
9815 * doc/tm.texi: Regenerate.
9816 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
9817 * target.def (shrink_wrap): New hook vector.
9818 (get_separate_components, components_for_bb, disqualify_components,
9819 emit_prologue_components, emit_epilogue_components,
9820 set_handled_components): New hooks.
9822 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9824 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
9825 vector return by reference only if -Wpsabi.
9826 (rs6000_pass_by_reference): Similarly, for argument passing.
9828 2016-10-12 David Malcolm <dmalcolm@redhat.com>
9830 * function-tests.c: Include "print-rtl.h".
9831 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
9832 function, and verify what is dumped.
9833 * print-rtl-function.c (print_edge): New function.
9834 (begin_any_block): New function.
9835 (end_any_block): New function.
9836 (can_have_basic_block_p): New function.
9837 (print_rtx_function): Track the basic blocks of insns in the
9838 chain, wrapping those that are within blocks within "(block)"
9839 directives. Remove the "(cfg)" directive.
9841 2016-10-12 David Malcolm <dmalcolm@redhat.com>
9843 * selftest.c (selftest::read_file): New function.
9844 (selftest::test_read_file): New function.
9845 (selftest::selftest_c_tests): Call test_read_file.
9846 * selftest.h (selftest::read_file): New decl.
9848 2016-10-12 Richard Biener <rguenther@suse.de>
9851 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
9854 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
9856 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
9858 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
9859 dwarf2out_assembly_start.
9861 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
9863 * Makefile.in (SELFTEST_FLAGS): New variable.
9864 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
9866 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
9869 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
9871 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
9872 dumped in RTL dumps.
9874 2016-10-12 Martin Liska <mliska@suse.cz>
9876 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
9877 (gimple_fold_builtin_memory_op): Use the function.
9878 (gimple_fold_builtin_strchr): Likewise.
9879 (gimple_fold_builtin_strcat): Likewise.
9880 (gimple_build): Likewise.
9882 2016-10-12 Nathan Sidwell <nathan@acm.org>
9884 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
9886 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
9888 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
9889 equivalent 32-bit constant (modulo 2**32) when that yields
9890 smaller instructions.
9891 (size_of_int_loc_descriptor): Update accordingly.
9893 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
9895 * dwarf2out.c (dwarf2out_early_global_decl): For nested
9896 functions, call dwarf2out_decl on the parent function first.
9898 2016-10-12 Richard Biener <rguenther@suse.de>
9900 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
9903 2016-10-12 Richard Biener <rguenther@suse.de>
9905 * tree-ssa-propagate.c
9906 (substitute_and_fold_dom_walker::before_dom_children): Do not
9907 ignore ASSERT_EXPRs but only preserve them.
9908 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
9909 that have been propagated into.
9910 (vrp_finalize): Enable DCE for substitute_and_fold.
9912 2016-10-12 Richard Biener <rguenther@suse.de>
9914 PR tree-optimization/77920
9915 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
9916 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
9917 (simplify_abs_using_ranges): Likewise.
9918 (simplify_conversion_using_ranges): Likewise.
9919 (simplify_stmt_using_ranges): Adjust.
9921 2016-10-12 Jakub Jelinek <jakub@redhat.com>
9923 PR tree-optimization/77929
9924 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
9925 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
9927 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9930 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
9931 needs a base register for arg 1.
9933 2016-10-12 Jakub Jelinek <jakub@redhat.com>
9935 * common.opt (Wimplicit-fallthrough) Turn into alias to
9936 -Wimplicit-fallthrough=3. Remove EnabledBy.
9937 (Wimplicit-fallthrough=): New option.
9938 * gimplify.c (warn_implicit_fallthrough_r): Use
9939 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
9940 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
9941 to -Wimplicit-fallthrough=3.
9942 (-Wimplicit-fallthrough=): Document.
9944 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9946 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
9947 and GEU in DImode if TARGET_SUBXC.
9948 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
9949 (seqdi<W:mode>_zero_subxc): Delete.
9950 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
9951 (neg_seqdi<W:mode>_zero_vis3): Delete.
9952 (plus_seqdi<W:mode>_zero): Likewise.
9953 (minus_seqdi<W:mode>_zero): Likewise.
9954 (plus_plus_sltu<W:mode>): Accept only register.
9955 (addx<W:mode>): Likewise.
9956 (plus_sltu<W:mode>_vis3): Likewise.
9957 (plus_plus_sltu<W:mode>_vis3): Likewise.
9958 (neg_sgeu<W:mode>_vis3): Delete.
9959 (minus_sgeu<W:mode>_vis3): Likewise.
9960 (addxc<W:mode>): Accept only registers.
9961 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
9962 (minus_neg_sltu<W:mode>_subxc): Accept only register.
9963 (neg_plus_sltu<W:mode>_subxc): Likewise.
9964 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
9965 (minus_minus_sltu<W:mode>_subxc): Accept only register.
9966 (sgeu<W:mode>_insn_subxc): Delete.
9967 (plus_sgeu<W:mode>_subxc): Likewise.
9968 (subxc<W:mode>): Accept only register.
9969 (scc splitter): Split always GEU again.
9971 2016-10-11 Jeff Law <law@redhat.com>
9973 PR tree-optimization/77424
9974 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
9975 dead conditionals. Assert that all e->aux fields are NULL.
9977 2016-10-11 David Malcolm <dmalcolm@redhat.com>
9979 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
9980 operand-printing "switch" statement into...
9981 (print_rtx_operand_code_0): ...this new function, ...
9982 (print_rtx_operand_code_e): ...this new function, ...
9983 (print_rtx_operand_codes_E_and_V): ...this new function, ...
9984 (print_rtx_operand_code_i): ...this new function, ...
9985 (print_rtx_operand_code_r): ...this new function, ...
9986 (print_rtx_operand_code_u): ...this new function, ...
9987 (print_rtx_operand): ...and this new function.
9989 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
9991 * config/alpha/alpha-passes.def: New file.
9992 * config/alpha/t-alpha: New file.
9993 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
9994 (make_pass_handle_trap_shadows): New prototype.
9995 (make_pass_align_insns): Ditto.
9996 * config/alpha/alpha.c (alpha_option_override): Don't register
9998 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
10000 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10003 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
10004 distinct __ibm128 IBM extended double type if long doubles are
10005 128-bits and the default format for long double is IEEE 128-bit.
10007 2016-10-11 Richard Biener <rguenther@suse.de>
10009 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
10010 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
10011 (verify_die): New function.
10012 (dwarf2out_finish): Call it.
10013 (output_line_info): Handle case of -gsplit-dwarf without
10014 DWARF2_ASM_LINE_DEBUG_INFO.
10016 2016-10-11 Richard Biener <rguenther@suse.de>
10019 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
10020 sub-chains of BLOCK_VARS and gimple_bind_vars.
10022 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10024 * config/i386/znver1.md : Fix imov/imovx load type reservations.
10026 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10028 * config/sparc/sparc.opt (msubxc): New option.
10029 * doc/invoke.texi (SPARC options): Document it and tidy up.
10030 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
10031 * doc/tm.texi: Regenerate.
10032 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
10034 (CCX_NOOV): Rename into...
10038 * config/sparc/predicates.m (fcc_register_operand): Simplify.
10039 (fcc0_register_operand): Likewise.
10040 (icc_register_operand): New.
10041 (icc_or_fcc_register_operand): Simplify.
10042 (nz_comparison_operator): New.
10043 (c_comparison_operator): Likewise.
10044 (noov_compare_operator): Rename into...
10045 (icc_comparison_operator): ...this. Use above predicates.
10046 (noov_compare64_operator): Rename into...
10047 (v9_comparison_operator): ...this and tidy up.
10048 (fcc_comparison_operator): New.
10049 (icc_or_fcc_comparison_operator): Likewise.
10050 (v9_register_compare_operator): Rename info...
10051 (v9_register_comparison_operator): ...this.
10052 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
10053 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
10055 (sparc_fixed_condition_code_regs): New function.
10056 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
10057 renaming and add support for CCC/CCXC.
10058 (output_cbranch): Likewise.
10059 (sparc_print_operand): Likewise.
10060 (gen_v9_scc): Remove obsolete assertion.
10061 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
10062 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
10063 (output_cbcond): Remove bogus handling of CC modes.
10064 (sparc_register_move_cost): Return 100 for NO_REGS.
10065 * config/sparc/sparc.md (W): New mode iterator.
10066 (length): Adjust for noov_compare64_operator renaming.
10067 (cmpsi_sne): New instruction.
10068 (cmpdi_sne): Likewise.
10069 (seqdi_special): Delete.
10070 (seqdi_special): Likewise.
10071 (snesi<P:mode>_special): Likewise.
10072 (snedi_special): Likewise.
10073 (snedi_special_vis3): Likewise.
10074 (snesi patterns): Use W iterator.
10075 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
10076 (sltu patterns): Likewise.
10077 (sgeu patterns): Likewise.
10078 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
10079 (normal_branch): Use icc_comparison_operator predicate.
10080 (inverted_branch): Likewise.
10081 (cbcond_sp32): Use comparison_operator predicate.
10082 (cbcond_sp64): Likewise.
10083 (normal_int_branch_sp64): Adjust for renaming
10084 (inverted_int_branch_sp64): Likewise.
10085 (mov<I:mode>_cc_reg_sp64): Likewise.
10086 (movsf_cc_reg_sp6): Likewise.
10087 (movdf_cc_reg_sp64): Likewise.
10088 (movtf_cc_reg_hq_sp64): Likewise.
10089 (movtf_cc_reg_sp64): Likewise.
10090 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
10091 (movsf_cc_v9): Likewise.
10092 (movdf_cc_v9): Likewise.
10093 (movtf_cc_hq_v9): Likewise.
10094 (movtf_cc_v9): Likewise.
10095 (adddi3): Call gen_adddi3_sp32.
10096 (adddi3_insn_sp32): Rename to...
10097 (adddi3_sp32): ...this. Accept only register_operand as operand #1
10098 and use CCCmode for the carry.
10099 (addx_extend_sp32): Use CCCmode for the carry.
10100 (addx_extend_sp64): Delete.
10101 (adddi3_extend_sp32): Use CCCmode for the carry.
10102 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
10103 (subdi3): Call gen_subdi3_sp32.
10104 (subdi3_insn_sp32): Rename to...
10105 (subdi3_sp32): ...this and use CCmode for the carry.
10106 (subx_extend_sp32): Use CCCmode for the carry.
10107 (subx_extend_sp64): Delete.
10108 (subdi3_extend_sp32): Use CCmode for the carry.
10109 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
10110 (negdi3): Call gen_negdi3_sp32.
10111 (negdi3_sp32): Use CCCmode for the carry.
10112 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
10113 (cmp_nz_ashift_1): Use CCNZ mode.
10114 (cmp_nz_set_ashift_1): Likewise.
10115 (ctrapsi4): Use comparison_operator predicate.
10116 (ctrapdi4): Likewise.
10117 (trapsi_insn): Use icc_comparison_operator predicate.
10118 (trapdi_insn): Likewise.
10119 (edge8 patterns): Use CCNZmode.
10120 (edge16 patterns): Likewise.
10121 (edge32 patterns): Likewise.
10123 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10125 * config/visium/visium-modes.def (CC_NOOV): Rename into...
10127 (CC_BTST): Rename into...
10129 * config/visium/predicates.md (real_add_operand): New.
10130 (visium_btst_operator): Rename into...
10131 (visium_equality_comparison_operator): ...this.
10132 (visium_noov_operator): Rename into...
10133 (visium_nz_comparison_operator): ...this.
10134 (visium_c_comparison_operator): New.
10135 (visium_branch_operator): Adjust and deal with all CC modes.
10136 * config/visium/visium.c (visium_adjust_cost): Adjust.
10137 (visium_split_double_add): Use the *_set_carry patterns.
10138 (visium_select_cc_mode): Add support for CCC mode and adjust.
10139 (output_cbranch): Adjust and use the carry-based operators for
10140 floating-point comparisons.
10141 * config/visium/visium.md (flags_subst_arith): Adjust.
10142 (addsi3_insn_set_carry): New instruction.
10143 (subsi3_insn_set_carry): Likewise.
10144 (negsi2_insn_set_carry): Likewise.
10146 (cmp<mode>_sne): Likewise.
10147 (cbranch<mode>4): Use ordered_comparison_operator.
10148 (cbranch<mode>4_insn): Likewise.
10149 (cbranchsi4_btst_insn): Adjust.
10151 2016-10-11 Tom de Vries <tom@codesourcery.com>
10153 PR middle-end/77558
10154 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
10157 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10159 * tree.h (build_complex_type): Add second parameter with default.
10160 * tree.c (build_complex_type): Add NAMED second parameter and adjust
10161 recursive call. Create a TYPE_DECL only if NAMED is true.
10162 (build_common_tree_nodes): Pass true in calls to build_complex_type.
10164 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
10166 New avr-passes.def to register AVR specific passes.
10168 * config/avr/avr-passes.def: New file.
10169 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
10170 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
10171 (make_avr_pass_recompute_note): New proto.
10172 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
10173 (avr_pass_recompute_notes): Use anonymous namespace.
10174 (avr_register_passes): Remove function...
10175 (avr_option_override): ...and its call.
10177 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
10179 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
10180 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
10181 PTF_AVOID_BRANCHLIKELY_SPEED for others.
10182 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
10184 * config/mips/mips.c (mips_option_override): Enable the branch
10185 likely depending on the tune flags and optimization level.
10186 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
10187 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
10188 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
10189 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
10191 2016-10-11 Richard Biener <rguenther@suse.de>
10193 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
10194 (output_function): Properly stream the whole block tree.
10195 * lto-streamer-in.c (input_function): Likewise.
10197 2016-10-11 Marek Polacek <polacek@redhat.com>
10199 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
10201 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
10203 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
10204 (evrp_dom_walker::before_dom_children): Infer and push new value
10205 ranges for x in y < x.
10207 2016-10-10 Joseph Myers <joseph@codesourcery.com>
10210 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
10211 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
10212 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
10213 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
10214 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
10215 (IA64_NO_LIBGCC_TFMODE): Likewise.
10217 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
10219 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
10222 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
10224 * config.gcc: Add aarch64-*-freebsd* support.
10225 * config.host: Likewise.
10226 * config/aarch64/aarch64-freebsd.h: New file.
10227 * config/aarch64/t-aarch64-freebsd: Ditto.
10229 2016-10-10 Jeff Law <law@redhat.com>
10231 PR tree-optimization/71947
10232 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
10233 B with A within a single statement.
10235 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10237 PR tree-optimization/77824
10238 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
10239 zero cost for copies.
10240 (find_candidates_dom_walker::before_dom_children): Replace
10241 MODIFY_EXPR with SSA_NAME.
10242 (replace_mult_candidate): Likewise.
10243 (replace_profitable_candidates): Likewise.
10245 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10247 * config/s390/s390.h: Wrap more macros args in brackets and fix
10249 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
10251 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
10253 2016-10-10 Andreas Schwab <schwab@suse.de>
10256 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
10257 pseudo is not DImode.
10259 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
10261 * common/config/arc/arc-common.c (arc_option_optimization_table):
10262 Remove compact casesi option.
10263 * config/arc/arc.c (arc_override_options): Use compact casesi
10264 option only for pre-ARCv2 cores.
10265 * doc/invoke.texi (mcompact-casesi): Update text.
10267 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10269 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
10270 Add macro to say we can efficiently handle overlapping unaligned
10272 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
10273 poor code for processors older than p8.
10275 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
10277 * gen-pass-instances.awk: Remove GNUism.
10279 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10281 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
10282 NULL of (*ipcp_transformations)][node->uid].
10284 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
10286 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
10287 (MALLOC_ABI_ALIGNMENT): Define.
10289 2016-10-09 Jakub Jelinek <jakub@redhat.com>
10291 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
10292 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
10293 VAR_OR_FUNCTION_DECL_P macros.
10294 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
10295 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
10296 chkp_find_bounds_1): Likewise.
10297 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
10298 * hsa-gen.c (get_symbol_for_decl): Likewise.
10299 * cgraphunit.c (check_global_declaration, analyze_functions,
10300 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
10302 * gimple-fold.c (can_refer_decl_in_current_unit_p,
10303 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
10305 * tree.c (set_decl_section_name, copy_node_stat,
10306 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
10307 merge_dllimport_decl_attributes, handle_dll_attribute,
10308 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
10309 verify_type): Likewise.
10310 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
10311 find_explicit_erroneous_behavior): Likewise.
10312 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
10313 * ipa.c (process_references): Likewise.
10314 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
10315 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
10316 notice_global_symbol, assemble_variable, mark_decl_referenced,
10317 build_constant_desc, output_constant_def_contents, do_assemble_alias,
10318 make_decl_one_only, default_section_type_flags,
10319 categorize_decl_for_section, default_encode_section_info): Likewise.
10320 * trans-mem.c (requires_barrier): Likewise.
10321 * gimple-expr.c (mark_addressable): Likewise.
10322 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
10323 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
10324 expand_debug_expr): Likewise.
10325 * tree-dump.c (dequeue_and_dump): Likewise.
10326 * ubsan.c (instrument_bool_enum_load): Likewise.
10327 * tree-pretty-print.c (print_declaration): Likewise.
10328 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
10329 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
10330 * asan.c (asan_protect_global, instrument_derefs): Likewise.
10331 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
10332 pass_build_ssa::execute): Likewise.
10333 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
10334 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
10336 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
10338 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
10339 can_be_nonlocal, remap_decls, copy_debug_stmt,
10340 initialize_inlined_parameters, add_local_variables,
10341 reset_debug_binding, replace_locals_op): Likewise.
10342 * dse.c (can_escape): Likewise.
10343 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
10345 * tree-diagnostic.c (default_tree_printer): Likewise.
10346 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
10347 unpack_ts_decl_with_vis_value_fields,
10348 lto_input_ts_decl_common_tree_pointers): Likewise.
10349 * builtins.c (builtin_save_expr, fold_builtin_expect,
10350 readonly_data_expr): Likewise.
10351 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
10352 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
10354 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
10355 * gimplify.c (force_constant_size, gimplify_bind_expr,
10356 gimplify_decl_expr, gimplify_var_or_parm_decl,
10357 gimplify_compound_lval, gimplify_init_constructor,
10358 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
10359 gimplify_type_sizes): Likewise.
10360 * cgraphbuild.c (record_reference, record_type_list, mark_address,
10361 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
10362 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
10363 remove_unused_locals): Likewise.
10364 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
10365 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
10366 * function.c (instantiate_expr, instantiate_decls_1,
10367 setjmp_vars_warning, add_local_decl): Likewise.
10368 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
10370 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
10371 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
10372 optimize_va_list_gpr_fpr_size): Likewise.
10373 * tree-nrv.c (pass_nrv::execute): Likewise.
10374 * tsan.c (instrument_expr): Likewise.
10375 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10376 * vtable-verify.c (verify_bb_vtables): Likewise.
10377 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
10378 get_ref_base_and_extent): Likewise.
10379 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
10381 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
10382 analyze_all_variable_accesses): Likewise.
10383 * tree-nested.c (get_nonlocal_debug_decl,
10384 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
10385 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
10386 get_local_debug_decl, convert_local_omp_clauses,
10387 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
10389 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
10390 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
10391 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
10392 dbxout_symbol, dbxout_common_check): Likewise.
10393 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
10394 string_constant): Likewise.
10395 * hsa.c (hsa_get_declaration_name): Likewise.
10396 * passes.c (rest_of_decl_compilation): Likewise.
10397 * tree-ssanames.c (make_ssa_name_fn): Likewise.
10398 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
10399 pack_ts_decl_with_vis_value_fields,
10400 write_ts_decl_common_tree_pointers): Likewise.
10401 * stor-layout.c (place_field): Likewise.
10402 * symtab.c (symtab_node::maybe_create_reference,
10403 symtab_node::verify_base, symtab_node::make_decl_local,
10404 symtab_node::copy_visibility_from,
10405 symtab_node::can_increase_alignment_p): Likewise.
10406 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
10407 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
10408 fortran_common, add_location_or_const_value_attribute,
10409 add_scalar_info, add_linkage_name, set_block_abstract_flags,
10410 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
10411 optimize_one_addr_into_implicit_ptr,
10412 optimize_location_into_implicit_ptr): Likewise.
10413 * gimple-low.c (record_vars_into): Likewise.
10414 * ipa-visibility.c (update_vtable_references): Likewise.
10415 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
10417 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
10418 DFS::DFS_write_tree_body, write_symbol): Likewise.
10419 * langhooks.c (lhd_warn_unused_global_decl,
10420 lhd_set_decl_assembler_name): Likewise.
10421 * attribs.c (decl_attributes): Likewise.
10422 * except.c (output_ttype): Likewise.
10423 * varpool.c (varpool_node::get_create, ctor_for_folding,
10424 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
10425 * fold-const.c (fold_unary_loc): Likewise.
10426 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
10427 ipa_find_agg_cst_from_init): Likewise.
10428 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
10429 expand_omp_target, lower_omp_regimplify_p,
10430 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
10431 find_link_var_op): Likewise.
10432 * tree-chrec.c (chrec_contains_symbols): Likewise.
10433 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
10434 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
10435 execute_fixup_cfg): Likewise.
10437 PR tree-optimization/77901
10438 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
10439 if ranges[i].exp is SSA_NAME when looking for >= and only when
10440 ranges[i].exp is NULL or SSA_NAME when looking for the other
10443 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10445 * ipa-cp.c (ipcp_alignment_lattice): Remove.
10446 (ipcp_param_lattices): Remove field alignment.
10447 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
10448 (set_all_contains_variable): Remove call to
10449 ipcp_alignment_lattice::set_to_bottom.
10450 (initialize_node_lattices): Likewise.
10451 (propagate_alignment_accross_jump_function): Remove.
10452 (propagate_constants_accross_call): Remove call to
10453 propagate_alignment_accross_jump_function.
10454 (ipcp_store_alignment_results): Remove.
10455 (ipcp_driver): Remove call to ipcp_store_alignment_results.
10456 (propagate_bits_accross_jump_function): Handle ancestor jump function.
10457 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
10458 pretty-printing of alignment jump function.
10459 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
10460 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
10461 alignments and remove computing ipa_alignment jump function.
10462 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
10463 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
10464 (ipa_read_jump_function): Remove reading of ipa_alignment.
10465 (write_ipcp_transformation_info): Remove streaming for alignment
10466 propagation summary.
10467 (read_ipcp_transformation_info): Remove reading of alignment
10468 propagation summary.
10469 (ipcp_update_alignments): Remove.
10470 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
10472 (ipcp_transform_function): Remove call to ipcp_update_alignments()
10473 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
10474 * ipa-prop.h (ipa_alignment): Remove.
10475 (ipa_jump_func): Remove field alignment.
10476 (ipcp_transformation_summary): Remove field alignments.
10477 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
10478 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
10479 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
10481 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
10483 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
10485 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
10487 (visium_expand_fp_cstore): Likewise.
10489 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10491 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
10492 * diagnostic.c (warning_at_rich_loc_n): New function.
10493 (diagnostic_n_impl_richloc): Likewise.
10494 (diagnostic_n_impl): Move most of the function to
10495 diagnostic_n_impl_richloc and call it.
10497 2016-10-08 Jakub Jelinek <jakub@redhat.com>
10499 * gen-pass-instances.awk: Rewritten.
10500 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
10501 $(PASSES_EXTRA) after passes.def to the script.
10502 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
10503 * config/i386/i386-passes.def: New file.
10504 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
10505 make_pass_stv): Declare.
10506 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
10508 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
10510 (pass_stv::clone, pass_stv::set_pass_param): New methods.
10511 (pass_stv::timode_p): New non-static data member.
10512 (ix86_option_override): Don't register passes here.
10514 * doc/invoke.texi: Document accepting Else, fallthrough.
10516 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
10519 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
10520 FALLTHRU comment styles.
10522 2016-10-07 Andrew Pinski <apinski@cavium.com>
10524 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
10525 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
10526 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
10528 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
10530 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
10532 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
10533 (AARCH64_ARCH): Likewise.
10534 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
10536 (AARCH64_CORE): Likewise.
10537 (AARCH64_ARCH): Likewise.
10538 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
10539 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
10540 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
10541 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
10542 (AARCH64_ARCH): Likewise.
10543 (AARCH64_CORE): Likewise.
10544 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
10545 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
10546 (AARCH64_CORE): Likewise.
10547 (AARCH64_ARCH): Likewise.
10549 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
10551 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
10552 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
10553 floating point type infrastructre, and -mfloat128 that enables the
10554 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
10555 if -mfloat128-type. Define __ibm128 to be long double by default.
10556 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
10557 the IEEE 128-bit floating point type infrastructure should
10558 automatically be enabled.
10559 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
10560 instead of -mfloat128 to enable KFmode.
10561 (rs6000_option_override_internal): Split the option -mfloat128
10562 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
10563 systems, automatically set -mfloat128-type, but don't enable it on
10564 other operating systems. Move setting the long double size and
10565 IEEE quad support before the IEEE 128-bit floating point changes.
10566 (rs6000_init_builtins): Do not create a unique type for __ibm128
10567 if long double is IBM extended double, instead rely on __ibm128
10568 being defined as 'long double'. If -mfloat128-type and not
10569 -mfloat128, create the KFmode type with an undocumented __ieee128
10571 (rs6000_init_libfuncs): Use -mfloat128-type instead of
10572 -mfloat128 for tests about the types, but keep tests for
10573 -mfloat128 to enable the keyword support.
10574 (rs6000_complex_function_value): Likewise.
10575 (rs6000_scalar_mode_supported_p): Likewise.
10576 (rs6000_floatn_mode): Likewise.
10577 (rs6000_c_mode_for_suffix): Likewise.
10578 (rs6000_opt_masks): Add -mfloat128-type.
10579 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
10580 -mfloat128-type being split from -mfloat128. Add
10581 -mfloat128-hardware, which was missing.
10582 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
10583 -mfloat128 and -mfloat128-type:
10584 (-mfloat128-type): Likewise.
10585 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
10586 that 64-bit Linux systems with enable -mfloat128-type by default
10588 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
10589 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
10590 -mfloat128-type instead of -mfloat128.
10591 (FLOAT128_2REG_P): Likewise.
10592 (MASK_FLOAT128_TYPE): Likewise.
10593 (ALTIVEC_ARG_MAX_RETURN): Likewise.
10594 (RS6000_BTM_FLOAT128): Likewise.
10595 (TARGET_FLOAT128): Poison old identifiers.
10596 (OPTION_MASK_FLOAT128): Likewise.
10597 (MASK_FLOAT128): Likewise.
10598 * config/rs6000/rs6000.md (FP): Likewise.
10599 (FLOAT128): Likewise.
10600 (fix_trunc<mode>di2): Likewise.
10601 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
10602 (floatdi<mode>2): Likewise.
10603 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
10604 (neg<mode>2, FLOAT128 iterator): Likewise.
10605 (abs<mode>2, FLOAT128 iterator): Likewise.
10606 (ieee_128bit_negative_zero): Likewise.
10607 (ieee_128bit_vsx_neg<mode>2): Likewise.
10608 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
10609 (ieee_128bit_vsx_abs<mode>2): Likewise.
10610 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
10611 (ieee_128bit_vsx_nabs<mode>2): Likewise.
10612 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
10613 (extendiftf2): Likewise.
10614 (extendifkf2): Likewise.
10615 (extendtfkf2): Likewise.
10616 (trunciftf2): Likewise.
10617 (truncifkf2): Likewise.
10618 (trunckftf2): Likewise.
10619 (trunctfif2): Likewise.
10620 (extendkftf2): Likewise.
10621 (trunctfkf2): Likewise.
10623 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10625 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
10626 before merging in bytes to pass down to real_from_target.
10628 2016-10-07 Richard Biener <rguenther@suse.de>
10630 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
10632 (substitute_and_fold_dom_walker::before_dom_children):
10633 Substitute and fold before pass specific folding to avoid
10634 feeding that with SSA names that will be later released.
10635 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
10636 introduced by folding and visited by evaluate_stmt called during
10638 (likely_value): Likewise.
10639 (evaluate_stmt): Likewise.
10640 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
10641 (simplify_div_or_mod_using_ranges): Likewise.
10642 (simplify_min_or_max_using_ranges): Likewise.
10643 (simplify_abs_using_ranges): Likewise.
10644 (simplify_conversion_using_ranges): Likewise.
10645 (simplify_float_conversion_using_ranges): Likewise.
10646 (simplify_stmt_using_ranges): Likewise.
10648 2016-10-07 Marek Polacek <polacek@redhat.com>
10650 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
10651 FALLTHROUGH_LABEL_P here...
10652 (warn_implicit_fallthrough_r): ...not here.
10654 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
10656 PR tree-optimization/77880
10657 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
10660 2016-10-07 Marek Polacek <polacek@redhat.com>
10663 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
10665 2016-10-07 Richard Biener <rguenther@suse.de>
10667 * bitmap.h: Document constraints on bitmap modification while
10670 2016-10-07 Richard Biener <rguenther@suse.de>
10672 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
10673 * bitmap.h (bmp_iter_set): When advancing to the next element
10674 check that we didn't remove the current one.
10675 (bmp_iter_and): Likewise.
10676 (bmp_iter_and_compl): Likewise.
10677 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
10678 we currently iterate on but keep a one-level queue.
10679 * sched-deps.c (remove_from_deps): Do not clear current bit
10680 but keep a one-level queue.
10682 2016-10-07 Jakub Jelinek <jakub@redhat.com>
10684 PR tree-optimization/77664
10685 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
10686 for the other ranges.
10687 (optimize_range_tests_diff): Fix up formatting.
10688 (optimize_range_tests_var_bound): New function.
10689 (optimize_range_tests): Use it.
10691 2016-10-07 Martin Liska <mliska@suse.cz>
10693 * coverage.c (build_gcov_exit_decl): Fix priority what
10694 should be really 99.
10696 2016-10-07 Richard Biener <rguenther@suse.de>
10698 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
10699 vars in gimple_bind_vars but not in BLOCK_VARS.
10701 2016-10-07 Richard Biener <rguenther@suse.de>
10703 PR tree-optimization/77879
10704 * tree-ssa-structalias.c (handle_const_call): Properly handle
10706 (handle_pure_call): Likewise.
10708 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10710 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
10711 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
10714 2016-10-06 Andrew Pinski <apinski@cavium.com>
10716 * config/aarch64/aarch64-cores.def: Add a comment before each
10719 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
10721 PR tree-optimization/77862
10722 * tree-vrp.c (add_equivalence): Use get_value_range so that
10723 num_vr_values is checked before accessing vr_values.
10725 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
10727 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
10730 2016-10-05 Jeff Law <law@redhat.com>
10732 PR tree-optimization/71661
10733 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
10734 removal of a forwarder exposes a new natural loop.
10736 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
10738 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
10739 Introduce ssesuffix variable.
10740 (<mask_codefor><code><mode>3<mask_name>): Ditto.
10741 (*<code><mode>3): Ditto.
10743 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
10745 * postreload.c (reload_cse_simplify): Skip also USE when detecting
10748 2016-10-06 Richard Biener <rguenther@suse.de>
10750 PR tree-optimization/77855
10751 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
10752 instead of removing the current item while iterating over the set
10755 2016-10-06 James Clarke <jrtc27@jrtc27.com>
10756 Eric Botcazou <ebotcazou@adacore.com>
10759 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
10760 (classify_registers): Don't set it
10761 (function_arg_slotno): Don't initialize and test it. Tidy up.
10763 2016-10-06 Richard Biener <rguenther@suse.de>
10765 PR tree-optimization/77839
10766 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
10767 lattice transition.
10769 2016-10-06 Martin Liska <mliska@suse.cz>
10771 * gcc.c: Set -fprofile-update=atomic when profiling is
10772 enabled and -pthread is set. Warn when one combines
10773 -pthread and -fprofile-update=single for an app using
10776 2016-10-06 Martin Liska <mliska@suse.cz>
10779 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
10780 * gimple-ssa-strength-reduction.c (slsr_process_cast):
10781 Initialize a pointer to NULL.
10782 (slsr_process_copy): Likewise.
10783 * input.c (location_get_source_line): Likewise.
10784 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
10786 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
10788 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
10789 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
10790 (ix86_handle_option): Deleted handle of OPT_mpcommit.
10791 * config.gcc: Deleted pcommitintrin.h
10792 * config/i386/pcommitintrin.h: Deleted file.
10793 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
10794 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
10796 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
10798 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
10799 (PTA_PCOMMIT): Deleted define.
10800 (ix86_option_override_internal): Deleted handle of option.
10801 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
10802 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
10803 __builtin_ia32_pcommit): Deleted.
10804 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
10805 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
10806 (pcommit): Deleted instruction.
10807 * config/i386/i386.opt: Mention -mpcommit deprecation.
10808 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
10810 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
10813 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
10814 Remove wrong assert.
10815 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
10816 Use <round_constraint> as operand 1 constraint.
10818 2016-10-05 Jakub Jelinek <jakub@redhat.com>
10821 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
10822 (ubsan_instrument_float_cast): And not here.
10825 * ubsan.c (ubsan_ids): New GTY(()) array.
10826 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
10827 instead of static local counters.
10829 2016-10-05 Martin Sebor <msebor@redhat.com>
10832 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
10833 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
10834 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
10835 (default_printf_pointer_format): Define function.
10836 * targhooks.c (linux_printf_pointer_format): Define new function.
10837 * targhooks.h (linux_printf_pointer_format): Declare.
10838 (gnu_libc_printf_pointer_format): Remove declaration.
10840 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10842 * fold-const.c (native_encode_real): Fix logic for selecting offset
10843 to write to when BYTES_BIG_ENDIAN.
10845 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
10847 * builtins.c (fold_builtin_strchr): Remove function.
10848 (fold_builtin_strrchr): Likewise.
10849 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
10850 * gimple-fold.c (target_char_cst_p): New function.
10851 (gimple_fold_builtin_strchr) Add more foldings.
10852 (gimple_fold_builtin): Add index, strrchr, rindex cases.
10854 2016-10-05 Richard Biener <rguenther@suse.de>
10856 PR middle-end/77863
10857 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
10858 capture ids in c-exprs.
10860 2016-10-05 Richard Biener <rguenther@suse.de>
10862 PR middle-end/77826
10863 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
10864 with types_match for GIMPLE code gen to handle type mismatched
10865 constants properly.
10866 (dt_operand::gen): Adjust.
10867 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
10870 2016-10-05 Richard Biener <rguenther@suse.de>
10872 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
10874 2016-10-05 Richard Biener <rguenther@suse.de>
10876 PR middle-end/77842
10877 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
10879 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
10881 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
10882 version check to protect only DW_TAG_imported_module generation.
10884 2016-10-05 Richard Biener <rguenther@suse.de>
10886 PR middle-end/55152
10887 * match.pd (min(a,-a) -> -abs(a)): New pattern.
10889 2016-10-04 Ian Lance Taylor <iant@golang.org>
10891 * explow.c (allocate_dynamic_stack_space): Call
10892 do_pending_stack_adjust before handling flag_split_stack.
10894 2016-10-04 David Malcolm <dmalcolm@redhat.com>
10896 * genattrtab.c (make_internal_attr): Supply dummy column number to
10897 file_location ctor.
10899 * genoutput.c (init_insn_for_nothing): Likewise.
10900 * gensupport.c (add_define_attr): Likewise.
10901 * read-md.c (message_at_1): Print column number.
10902 (fatal_with_file_and_line): Likewise.
10903 (rtx_reader::read_char): Track column numbers.
10904 (rtx_reader::unread_char): Likewise.
10905 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
10906 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
10907 (rtx_reader::handle_file): Initialize m_read_md_colno.
10908 (rtx_reader::get_current_location): Supply column number to
10909 file_location ctor.
10910 * read-md.h (struct file_location): Add field "colno".
10911 (file_location::file_location): Likewise.
10912 (rtx_reader::get_colno): New accessor.
10913 (rtx_reader::m_read_md_colno): New field.
10914 (rtx_reader::m_last_line_colno): New field.
10916 2016-10-04 Jakub Jelinek <jakub@redhat.com>
10918 * doc/extend.texi (Java Exceptions): Remove.
10919 (java_interface): Remove.
10921 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
10923 PR tree-optimization/77808
10924 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
10925 and addr are different before copying points-to information.
10927 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
10929 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
10930 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
10931 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
10932 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
10934 2016-10-04 Richard Biener <rguenther@suse.de>
10936 PR tree-optimization/77399
10937 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
10938 verify the target can convert.
10940 2016-10-04 Richard Biener <rguenther@suse.de>
10942 PR middle-end/77833
10943 * explow.c (plus_constant): Verify the mode of the constant
10944 pool offset before calling plus_constant.
10946 2016-10-04 Richard Biener <rguenther@suse.de>
10948 PR middle-end/77407
10949 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
10950 type support, mark with :C.
10951 (X / -X -> -1): Mark with :C.
10953 2016-10-04 Jakub Jelinek <jakub@redhat.com>
10955 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
10956 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
10957 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
10958 * doc/tm.texi: Regenerated.
10959 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
10960 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
10961 * config/darwin.h (JCR_SECTION_NAME): Remove.
10962 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
10963 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
10964 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
10965 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
10966 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
10967 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
10969 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10971 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
10972 between "because" and "param" in dump message in call to fprintf.
10974 2016-10-03 Jeff Law <law@redhat.com>
10976 PR tree-optimization/71550
10977 PR tree-optimization/71403
10978 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
10979 (profitable_jump_thread_path): Also return boolean indicating if
10980 the realized path will create an irreducible loop.
10981 Remove loop depth tests from 71403.
10982 (fsm_find_control_statement_thread_paths): Remove loop depth tests
10983 from 71403. If threading will create an irreducible loop, then
10984 throw away loop iteration and related information.
10986 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
10988 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
10989 -Woverloaded-virtual checks for warning options.
10990 * configure: Regenerate.
10992 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
10994 PR preprocessor/77699
10995 * input.c (maybe_grow): Don't allocate one byte extra headroom.
10996 (get_next_line): Return false on error.
10997 (read_next_line): Removed, use get_next_line instead.
10998 (read_line_num): Don't copy the line.
10999 (location_get_source_line): Don't use static data.
11000 (selftest::test_reading_source_line): Add more test cases.
11002 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11005 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11007 * ifcvt.c (noce_try_avoid_const_materialization): New function.
11008 (noce_process_if_block): Use it.
11010 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
11012 * doc/invoke.texi: Update -Wint-in-bool-context.
11014 2016-10-02 Jakub Jelinek <jakub@redhat.com>
11016 * dwarf2out.c (output_fde, output_call_frame_info,
11017 dwarf2out_do_cfi_startproc, set_indirect_string,
11018 gen_internal_sym, output_die, output_line_info): Use
11019 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
11020 ASM_GENERATE_INTERNAL_LABEL output.
11022 2016-10-01 Richard Biener <rguenther@suse.de>
11024 PR middle-end/77798
11025 * genmatch.c (get_operand_type): Add operand position arg
11026 and handle COND_EXPR comparison operand with fixed boolean_type_node.
11027 (expr::gen_transform): Adjust.
11028 (dt_simplify::gen_1): Likewise.
11030 2016-10-01 Jakub Jelinek <jakub@redhat.com>
11032 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
11033 comments. Simplify asserts, remove unnecessary conditions.
11035 (*<code><mode>3): Likewise.
11037 2016-09-30 Jakub Jelinek <jakub@redhat.com>
11039 * doc/invoke.texi (-Wregister): Document.
11041 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
11043 * configure.ac: Split CHECKING_P into CHECKING_P and
11044 ENABLE_EXTRA_CHECKING.
11045 * configure: Regenerated.
11046 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
11047 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
11049 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
11052 * gcc.c (process_command): For @filename handling, output
11053 the correct name if the file does not exist.
11055 2016-09-30 Marek Polacek <polacek@redhat.com>
11057 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
11058 * config/alpha/predicates.md: Likewise.
11060 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11062 * ifcvt.c (noce_try_avoid_const_materialization): New function.
11063 (noce_process_if_block): Use it.
11065 2016-09-30 Martin Liska <mliska@suse.cz>
11067 * doc/invoke.texi: Document asan-use-after-return that
11068 it's disabled by default in runtime.
11070 2016-09-30 Richard Biener <rguenther@suse.de>
11072 * tree-vrp.c (intersect_ranges): If we failed to handle
11073 the intersection choose a constant singleton range if available.
11075 2016-09-30 Richard Biener <rguenther@suse.de>
11077 PR tree-optimization/77399
11078 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
11079 float <-> int conversions.
11081 2016-09-30 Alan Modra <amodra@gmail.com>
11083 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
11085 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
11087 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
11088 ext_level before calling CPUID with 0x80000008.
11089 Simplify xgetbv checks.
11091 2016-09-29 David Malcolm <dmalcolm@redhat.com>
11093 * Makefile.in (OBJS): Add print-rtl-function.o.
11094 * print-rtl-function.c: New file.
11095 * print-rtl.h (print_rtx_function): New decl.
11097 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
11100 * config/i386/cpuid.h (__get_cpuid_count): New.
11101 (__get_cpuid): Rename __level to __leaf.
11103 2016-09-29 Marek Polacek <polacek@redhat.com>
11105 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
11107 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
11110 * builtins.c (expand_builtin_memcmp): Don't swap args unless
11111 result is only being compared with zero.
11113 2016-09-29 Marek Polacek <polacek@redhat.com>
11115 * dwarf2out.c (loc_descriptor): Add fall through comment.
11116 (add_const_value_attribute): Likewise.
11118 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
11120 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
11121 with "v6t2". Move "arch" attribute above "pool_range".
11122 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
11124 (*thumb2_movhi_vfp): Likewise.
11125 (*arm_movhi_fp16): Likewise.
11126 (*thumb2_movhi_fp16): Likewise.
11127 (*arm_movsi_vfp): Remove "arch" attribute.
11128 (*thumb2_movsi_vfp): Likewise.
11130 2016-09-29 Martin Liska <mliska@suse.cz>
11132 * doc/extend.texi: Remove limitation of Objective C for
11133 __attribute__((constructor)) and __attribute__((destructor)).
11135 2016-09-29 Richard Biener <rguenther@suse.de>
11137 PR tree-optimization/77768
11138 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11139 Handle stores to readonly memory when removing redundant stores.
11141 2016-09-29 Richard Biener <rguenther@suse.de>
11143 PR middle-end/77407
11144 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
11145 X / -X -> -1 simplifications.
11147 2016-09-29 Richard Biener <rguenther@suse.de>
11149 PR middle-end/55152
11150 * match.pd: Add max(a,-a) -> abs(a) pattern.
11151 * tree-ssa-phiopt.c (minmax_replacement): Disable for
11152 HONOR_SIGNED_ZEROS types.
11154 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
11156 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
11157 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
11159 2016-09-29 Richard Biener <rguenther@suse.de>
11161 * tree-vrp.c (set_defs_to_varying): New helper avoiding
11162 writing to vr_const_varying.
11163 (vrp_initialize): Call it.
11164 (vrp_visit_stmt): Likewise.
11165 (evrp_dom_walker::before_dom_children): Likewise.
11167 2016-09-29 Richard Biener <rguenther@suse.de>
11169 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
11170 constructors with vector elements.
11172 2016-09-29 Richard Biener <rguenther@suse.de>
11174 PR tree-optimization/77768
11175 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
11176 with stores to a place we know has a constant value.
11178 2016-09-29 Alan Modra <amodra@gmail.com>
11180 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
11181 * doc/invoke.texi: Document it.
11182 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
11183 (rs6000_passes_float): Comment.
11184 (rs6000_passes_long_double): New static var.
11185 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
11186 (init_cumulative_args): Set up to emit fp .gnu_attribute for
11187 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
11188 to include fp values returned in vectors.
11189 Set rs6000_passes_long_double.
11190 (rs6000_function_arg_advance_1): Likewise for function args.
11191 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
11192 and SPE. Emit long double tag value too.
11193 (rs6000_opt_vars): Add gnu-attr.
11194 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
11195 * configure: Regenerate.
11196 * config.in: Regenerate.
11198 2016-09-28 Jakub Jelinek <jakub@redhat.com>
11200 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
11202 (format_floating, format_string, format_directive,
11203 get_destination_size, pass_sprintf_length::handle_gimple_call):
11206 2016-09-28 Jakub Jelinek <jakub@redhat.com>
11208 * gimple-ssa-sprintf.c: Fix comment formatting.
11209 (format_integer): Use is_gimple_assign.
11210 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
11211 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
11212 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
11213 (pass_sprintf_length::execute): Use is_gimple_call.
11215 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
11217 * gimple-fold.c (gimple_fold_builtin): After failing to fold
11218 strchr, also try the generic folding.
11220 2016-09-28 Martin Sebor <msebor@redhat.com>
11223 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
11226 2016-09-28 Martin Sebor <msebor@redhat.com>
11228 PR middle-end/77683
11229 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
11230 length modifier is not expected.
11231 (format_floating): Ignore l length modifier and fail gracefuly
11232 when it isn't one of the other expected ones.
11234 2016-09-28 Martin Sebor <msebor@redhat.com>
11237 * varasm.c (assemble_addr_to_section): Increase local buffer size.
11239 2016-09-27 Richard Biener <rguenther@suse.de>
11241 * dwarf2out.c (cu_die_list): New global.
11242 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
11243 main_comp_unit_die to cu_die_list if we created it.
11244 Move break_out_includes ...
11245 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
11248 2016-09-28 Richard Biener <rguenther@suse.de>
11250 * dwarf2out.c (struct die_struct): Add removed flag.
11251 (lookup_type_die): If the DIE is marked as removed, clear
11252 TYPE_SYMTAB_DIE and return NULL.
11253 (lookup_decl_die): If the DIE is marked as removed, remove it
11254 from the hash and return NULL.
11255 (mark_removed): New helper.
11256 (prune_unused_types_prune): Call it for removed DIEs.
11257 (gen_subprogram_die): Move the premark_used_types call to after
11258 DIEs for the functions scopes are generated.
11259 (process_scope_var): Do not re-create pruned types or type decls.
11260 Make sure to also re-parent type decls.
11261 (dwarf2out_finish): Move unused type pruning and debug_types
11263 (dwarf2out_early_finish): ... here.
11265 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
11267 * config/arc/arc-c.c: New file.
11268 * config/arc/arc-c.def: Likewise.
11269 * config/arc/t-arc: Likewise.
11270 * config.gcc: Include arc-c.o as c and cpp object.
11271 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
11272 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
11273 arc_cpu_cpp_builtins.
11275 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
11277 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
11278 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
11280 2016-09-28 Nathan Sidwell <nathan@acm.org>
11282 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
11285 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
11287 PR tree-optimization/61056
11288 * gimple-fold.c (gimple_fold_builtin_strchr):
11289 New function to optimize strchr (s, 0) to strlen.
11290 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
11292 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
11294 PR tree-optimization/77724
11295 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
11296 Add tree_fits_shwi_p check.
11298 2016-09-27 Jakub Jelinek <jakub@redhat.com>
11300 * auto-inc-dec.c (try_merge): Remove break after return.
11301 * cselib.c (autoinc_split): Likewise.
11302 * explow.c (promote_mode): Likewise.
11303 * fixed-value.c (fixed_arithmetic): Likewise.
11304 * hsa.c (hsa_internal_fn::get_arity): Likewise.
11305 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
11306 * trans-mem.c (get_attrs_for): Likewise.
11307 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
11308 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
11309 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
11310 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
11311 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
11312 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
11313 * config/cris/cris.c (cris_op_str): Likewise.
11314 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
11315 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
11317 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
11319 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
11320 IFN_GOACC_REDUCTION_CODES): New.
11321 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
11322 ifn_goacc_reduction_kind): Use them.
11323 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
11324 of internal functions, when applicable.
11326 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
11328 * config/mips/constraints.md (d): Fix documentation.
11329 * doc/md.texi (Machine Constraints): Update accordingly.
11331 2016-09-27 Richard Biener <rguenther@suse.de>
11333 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
11334 cur_line_info_table initialization ...
11335 (dwarf2out_assembly_start): ... here.
11337 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
11339 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
11340 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
11341 (*thumb2_movhi_vfp): Likewise.
11342 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
11343 template. Expand predicable attribute to mark VMOV.F16 as not
11344 predicable. Add "arch" attribute.
11345 (*thumb2_movhi_fp16): Likewise.
11346 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
11347 (*thumb2_movsi_vfp): Add "arch" attribute.
11349 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
11351 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
11354 2016-09-27 Marek Polacek <polacek@redhat.com>
11356 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
11359 * config/c6x/c6x.h: Adjust fall through comment.
11360 * config/sh/sh.c (final_prescan_insn): Likewise.
11361 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
11362 (visium_expand_fp_cstore): Likewise.
11364 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11366 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
11367 expected by -Wimplicit-fallthrough.
11368 (thumb1_size_rtx_costs): Likewise.
11369 (thumb2_reorg): Likewise.
11370 (tls_mentioned_p): Add "Fall through" comment.
11371 (thumb2_reorg): Likewise.
11372 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
11373 comment form expected by -Wimplicit-fallthrough.
11375 2016-09-27 Martin Liska <mliska@suse.cz>
11377 PR gcov-profile/46266
11378 * input.h (RESERVED_LOCATION_P): New macro.
11379 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
11380 instread of comparison with UNKNOWN_LOCATION.
11382 2016-09-27 Richard Biener <rguenther@suse.de>
11384 PR tree-optimization/77745
11385 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11386 When removing redundant stores make sure to check compatibility
11387 of the TBAA state for downstream accesses.
11388 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
11389 value-numbering virtual operands for store matches.
11391 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
11394 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
11395 movrt patterns. Match them before anything else in the SET case.
11397 2016-09-27 Martin Liska <mliska@suse.cz>
11399 PR gcov-profile/7970
11400 PR gcov-profile/16855
11401 PR gcov-profile/44779
11402 * coverage.c (build_gcov_exit_decl): New function.
11403 (coverage_obj_init): Call the function and generate __gcov_exit
11405 * doc/gcov.texi: Document when __gcov_exit function is called.
11407 2016-09-27 Marek Polacek <polacek@redhat.com>
11410 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
11411 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
11412 -Wno-error instead of -Wno-implicit-fallthrough.
11414 2016-09-27 Martin Liska <mliska@suse.cz>
11417 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
11419 2016-09-27 Jakub Jelinek <jakub@redhat.com>
11421 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
11422 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
11423 comments. Remove break after return.
11424 (ix86_fp_compare_code_to_integer, has_dispatch,
11425 ix86_simd_clone_usable): Remove break after return.
11427 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
11429 PR rlt-optimization/77714
11430 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
11433 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
11436 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
11437 extract_range_from_unary_expr to convert value_range.
11438 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
11439 (extract_range_from_unary_expr): This.
11440 * tree-vrp.h (extract_range_from_unary_expr): Declare.
11442 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
11444 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
11446 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11448 * config/i386/i386.c (ix86_print_operand)
11449 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
11450 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
11451 (epilogue_renumber): Likewise.
11453 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
11455 PR middle-end/77719
11456 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
11457 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
11459 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
11461 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
11462 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
11463 is_mm_seq_cst, is_mm_sync): Move to ...
11464 * memmodel.h: This. New file.
11465 * builtins.c: Include memmodel.h.
11466 * optabs.c: Likewise.
11467 * tsan.c: Likewise.
11468 * config/aarch64/aarch64.c: Likewise.
11469 * config/alpha/alpha.c: Likewise.
11470 * config/arm/arm.c: Likewise.
11471 * config/i386/i386.c: Likewise.
11472 * config/ia64/ia64.c: Likewise.
11473 * config/mips/mips.c: Likewise.
11474 * config/rs6000/rs6000.c: Likewise.
11475 * config/sparc/sparc.c: Likewise.
11476 * genconditions.c: Include memmodel.h in generated file.
11477 * genemit.c: Likewise.
11478 * genoutput.c: Likewise.
11479 * genpeep.c: Likewise.
11480 * genpreds.c: Likewise.
11481 * genrecog.c: Likewise.
11483 2016-09-26 David Malcolm <dmalcolm@redhat.com>
11485 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
11486 "c" instead when parsing characters. Move operand parsing into...
11487 (read_rtx_operand): ...this new function, renaming "i" to "idx",
11488 and tightening the scope of various locals.
11490 2016-09-26 Liu Hao <lh_mouse@126.com>
11492 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
11494 2016-09-26 Marek Polacek <polacek@redhat.com>
11496 * system.h: Use __has_attribute to check whether the fallthrough
11497 attribute is supported.
11499 2016-09-26 Marek Polacek <polacek@redhat.com>
11501 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
11502 gimple_call_internal_p.
11503 * ipa-split.c (find_return_bb): Likewise.
11504 (execute_split_functions): Likewise.
11505 * omp-low.c (dump_oacc_loop_part): Likewise.
11506 (oacc_loop_xform_head_tail): Likewise.
11507 * predict.c (predict_loops): Likewise.
11508 * sanopt.c (pass_sanopt::execute): Likewise.
11509 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
11510 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
11511 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
11512 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
11513 (expand_ifn_va_arg): Likewise.
11514 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
11515 (optimize_mask_stores): Likewise.
11516 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
11517 (vect_transform_stmt): Likewise.
11518 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
11519 * tsan.c (instrument_memory_accesses): Likewise.
11521 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11522 Alexander Monakov <amonakov@ispras.ru>
11524 * regrename.c (rename_chains): Check
11525 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
11526 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
11527 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
11529 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11531 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
11532 (s390_sched_score): Likewise.
11534 2016-09-26 Martin Liska <mliska@suse.cz>
11536 * doc/gcov.texi: Update program output of gcov tool.
11538 2016-09-26 Martin Liska <mliska@suse.cz>
11540 PR gcov-profile/23332
11541 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
11542 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
11543 * value-prof.c (dump_histogram_value): Do not handle
11544 HIST_TYPE_CONST_DELTA.
11545 (stream_in_histogram_value): Likewise.
11546 (gimple_find_values_to_profile): Likewise.
11547 * value-prof.h (enum hist_type): Likewise.
11549 2016-09-26 Martin Liska <mliska@suse.cz>
11551 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
11552 from default sanitize recover values.
11553 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
11554 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
11555 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
11557 * opts.c (finish_options): Do a generic loop over options
11558 that can be recovered.
11559 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
11561 (common_handle_option): Likewise.
11562 * opts.h: Declare can_recover to sanitizer_opts_s.
11564 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
11566 * target.def(elf_flags_numeric): Change documentation to present tense.
11567 * doc/tm.texi: Regenerate.
11569 2016-09-26 Marek Polacek <polacek@redhat.com>
11572 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
11573 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
11574 -Wno-switch-fallthrough.
11575 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
11576 (expand_builtin): Likewise.
11577 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
11578 * convert.c (convert_to_real_1): Likewise.
11579 (convert_to_integer_1): Likewise.
11580 * final.c (output_alternate_entry_point): Likewise.
11581 * genattrtab.c (make_canonical): Likewise.
11582 (write_test_expr): Likewise.
11583 * genpreds.c (validate_exp): Likewise.
11584 * gimple-ssa-strength-reduction.c
11585 (find_candidates_dom_walker::before_dom_children): Likewise.
11586 * godump.c (go_format_type): Likewise.
11587 * reload1.c (elimination_effects): Likewise.
11588 * resource.c (mark_referenced_resources): Likewise.
11589 (mark_set_resources): Likewise.
11590 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
11591 * varasm.c (output_addressed_constants): Likewise.
11593 2016-09-26 Marek Polacek <polacek@redhat.com>
11596 * common.opt (Wimplicit-fallthrough): New option.
11597 * doc/extend.texi: Document statement attributes and the fallthrough
11599 * doc/invoke.texi: Document -Wimplicit-fallthrough.
11600 * gimple.h (gimple_call_internal_p): New function.
11601 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
11602 (struct label_entry): New struct.
11603 (find_label_entry): New function.
11604 (case_label_p): New function.
11605 (collect_fallthrough_labels): New function.
11606 (last_stmt_in_scope): New function.
11607 (should_warn_for_implicit_fallthrough): New function.
11608 (warn_implicit_fallthrough_r): New function.
11609 (maybe_warn_implicit_fallthrough): New function.
11610 (expand_FALLTHROUGH_r): New function.
11611 (expand_FALLTHROUGH): New function.
11612 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
11613 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
11614 (gimplify_label_expr): New function.
11615 (gimplify_case_label_expr): Set location.
11616 (gimplify_expr): Call gimplify_label_expr.
11617 * internal-fn.c (expand_FALLTHROUGH): New function.
11618 * internal-fn.def (FALLTHROUGH): New internal function.
11619 * langhooks.c (lang_GNU_OBJC): New function.
11620 * langhooks.h (lang_GNU_OBJC): Declare.
11621 * system.h (gcc_fallthrough): Define.
11622 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
11623 * tree.h (FALLTHROUGH_LABEL_P): Define.
11625 2016-09-26 Richard Biener <rguenther@suse.de>
11627 * dwarf2out.c (stripattributes): Remove unused function.
11628 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
11629 Push dwarf_split_debug_info handling into init_sections_and_labels.
11630 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
11631 (DEBUG_MACRO_SECTION_FLAGS): Remove.
11632 (debug_macinfo_section_name): New global.
11633 (output_macinfo): Use debug_macinfo_section_name.
11634 (init_sections_and_labels): Split out section and label generation
11635 from dwarf2out_init. Set debug_macinfo_section_name.
11636 (dwarf2out_init): Move text section label generation and emission
11638 (dwarf2out_assembly_start): ... here.
11639 (dwarf2out_finish): Call init_sections_and_labels before DWARF
11642 2016-09-26 Richard Biener <rguenther@suse.de>
11645 * cgraphunit.c (analyze_functions): Before early removing
11646 global vars calls the late_global_decl debug handler mark
11647 the variable as readonly.
11649 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
11652 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
11653 (sh_rtx_costs): Handle SET of movt and movrt patterns.
11654 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
11655 declare new overloads.
11656 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
11659 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11661 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
11662 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
11664 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
11666 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
11667 * configure: Regenerate.
11669 2016-09-24 Marek Polacek <polacek@redhat.com>
11672 * doc/invoke.texi: Document -Wbool-operation.
11674 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11676 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
11677 * config/rs6000/rs6000.c (expand_block_compare): New function used by
11678 cmpmemsi pattern to do builtin expansion of memcmp ().
11679 (compute_current_alignment): Add helper function for
11680 expand_block_compare used to compute alignment as the compare proceeds.
11681 (select_block_compare_mode): Used by expand_block_compare to select
11682 the mode used for reading the next chunk of bytes in the compare.
11683 (do_load_for_compare): Used by expand_block_compare to emit the load
11684 insns for the compare.
11685 (rs6000_emit_dot_insn): Moved this function to avoid a forward
11686 reference from expand_block_compare ().
11687 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
11688 prototype for this function.
11689 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
11690 target option for controlling how much code inline expansion of
11691 memcmp() will be allowed to generate.
11693 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11695 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
11696 hook_bool_mode_false, hook_bool_mode_true,
11697 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
11698 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
11699 hook_bool_const_rtx_insn_const_rtx_insn_true,
11700 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
11701 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
11702 hook_bool_const_tree_hwi_hwi_const_tree_false,
11703 hook_bool_const_tree_hwi_hwi_const_tree_true,
11704 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
11705 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
11706 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
11707 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
11708 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
11709 hook_bool_const_tree_true, hook_bool_tree_tree_false,
11710 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
11711 hook_bool_rtx_insn_true, hook_bool_rtx_false,
11712 hook_bool_uintp_uintp_false,
11713 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
11714 hook_rtx_tree_int_null, hook_uint_mode_0,
11715 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
11716 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
11717 hook_constcharptr_const_rtx_insn_null,
11718 hook_constcharptr_const_tree_const_tree_null,
11719 hook_constcharptr_int_const_tree_null,
11720 hook_constcharptr_int_const_tree_const_tree_null,
11721 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
11722 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
11723 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
11725 * vec.h (vNULL): Extend comment to say = vNULL initialization
11726 isn't needed for static vars.
11728 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
11729 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
11730 = vNULL initialization of file scope vec.
11731 * passes.c (pass_tab, enabled_pass_uid_range_tab,
11732 disabled_pass_uid_range_tab): Likewise.
11733 * haifa-sched.c (sched_luids, h_i_d): Likewise.
11734 * tree-chkp-opt.c (check_infos): Likewise.
11735 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
11737 * vec.h (vnull::operator vec): Add constexpr keyword for
11740 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
11742 PR tree-optimization/77654
11743 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
11744 to duplicate_ssa_name_ptr_info.
11746 2016-09-23 David Malcolm <dmalcolm@redhat.com>
11748 PR preprocessor/77672
11749 * input.c (selftest::test_lexer_string_locations_simple): Update
11750 test to expect location information of the terminator character
11751 at the location of the final closing quote.
11752 (selftest::test_lexer_string_locations_hex): Likewise.
11753 (selftest::test_lexer_string_locations_oct): Likewise.
11754 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
11755 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
11756 (selftest::test_lexer_string_locations_ucn4): Likewise.
11757 (selftest::test_lexer_string_locations_ucn8): Likewise.
11758 (selftest::test_lexer_string_locations_u8): Likewise.
11759 (selftest::test_lexer_string_locations_utf8_source): Likewise.
11760 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
11761 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
11762 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
11763 (selftest::test_lexer_string_locations_macro): Likewise.
11764 (selftest::test_lexer_string_locations_long_line): Likewise.
11766 2016-09-23 Richard Biener <rguenther@suse.de>
11768 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
11769 virtual definition to virtual use if the call devirtualizes
11770 to a const or pure function.
11771 (visit_use): Also visit calls we can devirtualize to a
11772 const or pure function.
11774 2016-09-23 Richard Biener <rguenther@suse.de>
11776 PR tree-optimization/77697
11777 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
11778 signal error if we have sth ternary or unhandled.
11780 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11782 * config/arm/arm_neon.h (vabd_f16): New.
11816 (vcvt_f16_s16): New.
11817 (vcvt_f16_u16): New.
11818 (vcvt_s16_f16): New.
11819 (vcvt_u16_f16): New.
11820 (vcvtq_f16_s16): New.
11821 (vcvtq_f16_u16): New.
11822 (vcvtq_s16_f16): New.
11823 (vcvtq_u16_f16): New.
11824 (vcvta_s16_f16): New.
11825 (vcvta_u16_f16): New.
11826 (vcvtaq_s16_f16): New.
11827 (vcvtaq_u16_f16): New.
11828 (vcvtm_s16_f16): New.
11829 (vcvtm_u16_f16): New.
11830 (vcvtmq_s16_f16): New.
11831 (vcvtmq_u16_f16): New.
11832 (vcvtn_s16_f16): New.
11833 (vcvtn_u16_f16): New.
11834 (vcvtnq_s16_f16): New.
11835 (vcvtnq_u16_f16): New.
11836 (vcvtp_s16_f16): New.
11837 (vcvtp_u16_f16): New.
11838 (vcvtpq_s16_f16): New.
11839 (vcvtpq_u16_f16): New.
11840 (vcvt_n_f16_s16): New.
11841 (vcvt_n_f16_u16): New.
11842 (vcvtq_n_f16_s16): New.
11843 (vcvtq_n_f16_u16): New.
11844 (vcvt_n_s16_f16): New.
11845 (vcvt_n_u16_f16): New.
11846 (vcvtq_n_s16_f16): New.
11847 (vcvtq_n_u16_f16): New.
11855 (vmaxnmq_f16): New.
11859 (vminnmq_f16): New.
11861 (vmul_lane_f16): New.
11864 (vmulq_lane_f16): New.
11865 (vmulq_n_f16): New.
11872 (vrecpeq_f16): New.
11885 (vrsqrte_f16): New.
11886 (vrsqrteq_f16): New.
11888 (vrecpsq_f16): New.
11889 (vrsqrts_f16): New.
11890 (vrsqrtsq_f16): New.
11894 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11896 * config.gcc (extra_headers): Add arm_fp16.h
11897 * config/arm/arm_fp16.h: New.
11898 * config/arm/arm_neon.h: Include "arm_fp16.h".
11900 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11902 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
11904 (vmulf): New (v8hf, v4hf variants).
11905 (vfma): New (v8hf, v4hf variants).
11906 (vfms): New (v8hf, v4hf variants).
11907 (vsub): New (v8hf, v4hf variants).
11908 (vcage): New (v8hf, v4hf variants).
11909 (vcagt): New (v8hf, v4hf variants).
11910 (vcale): New (v8hf, v4hf variants).
11911 (vcalt): New (v8hf, v4hf variants).
11912 (vceq): New (v8hf, v4hf variants).
11913 (vcgt): New (v8hf, v4hf variants).
11914 (vcge): New (v8hf, v4hf variants).
11915 (vcle): New (v8hf, v4hf variants).
11916 (vclt): New (v8hf, v4hf variants).
11917 (vceqz): New (v8hf, v4hf variants).
11918 (vcgez): New (v8hf, v4hf variants).
11919 (vcgtz): New (v8hf, v4hf variants).
11920 (vcltz): New (v8hf, v4hf variants).
11921 (vclez): New (v8hf, v4hf variants).
11922 (vabd): New (v8hf, v4hf variants).
11923 (vmaxf): New (v8hf, v4hf variants).
11924 (vmaxnm): New (v8hf, v4hf variants).
11925 (vminf): New (v8hf, v4hf variants).
11926 (vminnm): New (v8hf, v4hf variants).
11927 (vpmaxf): New (v4hf variant).
11928 (vpminf): New (v4hf variant).
11929 (vpadd): New (v4hf variant).
11930 (vrecps): New (v8hf, v4hf variants).
11931 (vrsqrts): New (v8hf, v4hf variants).
11932 (vabs): New (v8hf, v4hf variants).
11933 (vneg): New (v8hf, v4hf variants).
11934 (vrecpe): New (v8hf, v4hf variants).
11935 (vrnd): New (v8hf, v4hf variants).
11936 (vrnda): New (v8hf, v4hf variants).
11937 (vrndm): New (v8hf, v4hf variants).
11938 (vrndn): New (v8hf, v4hf variants).
11939 (vrndp): New (v8hf, v4hf variants).
11940 (vrndx): New (v8hf, v4hf variants).
11941 (vrsqrte): New (v8hf, v4hf variants).
11942 (vmul_lane): Add v4hf and v8hf variants.
11943 (vmul_n): Add v4hf and v8hf variants.
11944 (vext): New (v8hf, v4hf variants).
11945 (vcvts): New (v8hi, v4hi variants).
11946 (vcvts): New (v8hf, v4hf variants).
11947 (vcvtu): New (v8hi, v4hi variants).
11948 (vcvtu): New (v8hf, v4hf variants).
11949 (vcvts_n): New (v8hf, v4hf variants).
11950 (vcvtu_n): New (v8hi, v4hi variants).
11951 (vcvts_n): New (v8hi, v4hi variants).
11952 (vcvtu_n): New (v8hf, v4hf variants).
11953 (vbsl): New (v8hf, v4hf variants).
11954 (vcvtas): New (v8hf, v4hf variants).
11955 (vcvtau): New (v8hf, v4hf variants).
11956 (vcvtms): New (v8hf, v4hf variants).
11957 (vcvtmu): New (v8hf, v4hf variants).
11958 (vcvtns): New (v8hf, v4hf variants).
11959 (vcvtnu): New (v8hf, v4hf variants).
11960 (vcvtps): New (v8hf, v4hf variants).
11961 (vcvtpu): New (v8hf, v4hf variants).
11963 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11965 * config/arm/arm-builtins.c (hf_UP): New.
11967 (vfp_builtin_data): New. Update comment.
11968 (enum arm_builtins): Include "arm_vfp_builtins.def".
11969 (ARM_BUILTIN_VFP_PATTERN_START): New.
11970 (arm_init_vfp_builtins): New.
11971 (arm_init_builtins): Add arm_init_vfp_builtins.
11972 (arm_expand_vfp_builtin): New.
11973 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
11975 * config/arm/arm_vfp_builtins.def: New file.
11976 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
11977 (arm-builtins.o): Likewise.
11979 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
11982 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
11983 from constant while creating value range.
11985 2016-09-23 Renlin Li <renlin.li@arm.com>
11987 * ira.c (ira): Move ira_use_lra_p initialization code to ...
11988 (ira_init_once): Here.
11990 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
11991 Jakub Jelinek <jakub@redhat.com>
11993 * hooks.h (hook_uint_uintp_false): Rename to...
11994 (hook_bool_uint_uintp_false): ... this.
11995 * hooks.c (hook_uint_uintp_false): Rename to...
11996 (hook_bool_uint_uintp_false): ... this.
11997 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
11998 instead of hook_uint_uintp_false.
12000 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12002 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
12003 (arm_init_builtins): Move body of a loop to the standalone
12004 function arm_init_neon_builtin.
12005 (arm_expand_neon_builtin_1): New. Update comment. Function body
12006 moved from arm_neon_builtin with some white-space fixes.
12007 (arm_expand_neon_builtin): Move code into the standalone function
12008 arm_expand_neon_builtin_1.
12010 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12012 * config/arm/iterators.md (VCVTHI): New.
12013 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
12014 (NEON_VAGLTE): New.
12015 (VFM_LANE_AS): New.
12017 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
12018 (V_HALF): Add V4HF. Fix white-space.
12019 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
12020 (V_s_elem): Likewise.
12021 (V_sz_elem): Fix white-space.
12022 (V_elem_ch): Likewise.
12024 (scalar_mul_constraint): Add V8HF and V4HF.
12025 (Is_float_mode): Fix white-space.
12026 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
12027 (q): Add HF. Fix white-space.
12030 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
12031 (neon_vfm_lane_as): New.
12032 * config/arm/neon.md (add<mode>3_fp16): New.
12033 (sub<mode>3_fp16): New.
12034 (mul<mode>3add<mode>_neon): New.
12035 (fma<VH:mode>4_intrinsic): New.
12036 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
12037 (fmsub<VH:mode>4_intrinsic): New.
12038 (<absneg_str><mode>2): New.
12039 (neon_v<absneg_str><mode>): New.
12040 (neon_v<fp16_rnd_str><mode>): New.
12041 (neon_vrsqrte<mode>): New.
12042 (neon_vpaddv4hf): New.
12043 (neon_vadd<mode>): New.
12044 (neon_vsub<mode>): New.
12045 (neon_vmulf<mode>): New.
12046 (neon_vfma<VH:mode>): New.
12047 (neon_vfms<VH:mode>): New.
12048 (neon_vc<cmp_op><mode>): New.
12049 (neon_vc<cmp_op><mode>_fp16insn): New
12050 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
12051 (neon_vca<cmp_op><mode>): New.
12052 (neon_vca<cmp_op><mode>_fp16insn): New.
12053 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
12054 (neon_vc<cmp_op>z<mode>): New.
12055 (neon_vabd<mode>): New.
12056 (neon_v<maxmin>f<mode>): New.
12057 (neon_vp<maxmin>fv4hf: New.
12058 (neon_<fmaxmin_op><mode>): New.
12059 (neon_vrecps<mode>): New.
12060 (neon_vrsqrts<mode>): New.
12061 (neon_vrecpe<mode>): New (VH variant).
12062 (neon_vdup_lane<mode>_internal): New.
12063 (neon_vdup_lane<mode>): New.
12064 (neon_vcvt<sup><mode>): New (VCVTHI variant).
12065 (neon_vcvt<sup><mode>): New (VH variant).
12066 (neon_vcvt<sup>_n<mode>): New (VH variant).
12067 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
12068 (neon_vcvt<vcvth_op><sup><mode>): New.
12069 (neon_vmul_lane<mode>): New.
12070 (neon_vmul_n<mode>): New.
12071 * config/arm/unspecs.md (UNSPEC_VCALE): New
12072 (UNSPEC_VCALT): New.
12073 (UNSPEC_VFMA_LANE): New.
12074 (UNSPECS_VFMS_LANE): New.
12076 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12078 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
12079 ("*extzv<mode><clobbercc_or_nocc>"):
12080 Correct a typo in a comment.
12082 ("*insv<mode>_zEC12", "*insv<mode>_z10")
12083 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
12084 ("*insv<mode>_zEC12_appendbitsleft")
12085 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
12086 ("*insv<mode>_z10_appendbitsleft"): Ditto.
12087 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
12088 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
12089 Provide pattern with operands switched.
12090 ("*pre_z10_extv<mode>"):
12091 Use new subst patterns.
12092 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
12093 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
12094 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
12095 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
12096 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
12097 ("*<risbg_n>_sidi_ior_and_lshiftrt")
12098 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
12100 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
12101 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
12102 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
12104 ("SINT"): New mode_iterator with SI, HI, QI.
12105 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
12106 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
12109 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12111 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
12112 new interface of s390_contiguous_bitmask_p.
12113 ("contiguous_bitmask_nowrap_operand"): New predicate.
12114 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
12115 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
12116 of s390_contiguous_bitmask_p.
12117 ("NxxDw"): Rename NxxDq constraint to NxxDw.
12118 ("NxxSw"): New constraint.
12119 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
12120 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
12122 (s390_contiguous_bitmask_nowrap_p): Export.
12123 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
12124 former s390_contiguous_bitmask_p.
12125 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
12126 detect contiguous bit ranges with wraparound. Change signature to
12127 return START and END position instead of POS and LENGTH.
12128 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
12129 ranges with wraparound.
12130 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
12131 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
12132 Adapt to new signature of s390_contiguous_bitmask_p.
12134 2016-09-23 Bin Cheng <bin.cheng@arm.com>
12136 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
12137 (create_intersect_range_checks): New.
12138 (vect_create_cond_for_alias_checks): Call above function.
12140 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12142 * config/arm/iterators.md (Code iterators): Fix some white-space
12146 (FCVT): Moved from vfp.md.
12147 (VCVT_HF_US_N): New.
12148 (VCVT_SI_US_N): New.
12153 (FCVTI32typename): Moved from vfp.md.
12154 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
12155 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
12156 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
12157 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
12158 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
12160 (fp16_rnd_str): New.
12161 (fp16_rnd_insn): New.
12162 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
12163 (UNSPEC_VCVT_HF_U_N): New.
12164 (UNSPEC_VCVT_SI_S_N): New.
12165 (UNSPEC_VCVT_SI_U_N): New.
12166 (UNSPEC_VCVTH_S): New.
12167 (UNSPEC_VCVTH_U): New.
12168 (UNSPEC_VCVTA_S): New.
12169 (UNSPEC_VCVTA_U): New.
12170 (UNSPEC_VCVTM_S): New.
12171 (UNSPEC_VCVTM_U): New.
12172 (UNSPEC_VCVTN_S): New.
12173 (UNSPEC_VCVTN_U): New.
12174 (UNSPEC_VCVTP_S): New.
12175 (UNSPEC_VCVTP_U): New.
12176 (UNSPEC_VCVTP_S): New.
12177 (UNSPEC_VCVTP_U): New.
12178 (UNSPEC_VRND): New.
12179 (UNSPEC_VRNDA): New.
12180 (UNSPEC_VRNDI): New.
12181 (UNSPEC_VRNDM): New.
12182 (UNSPEC_VRNDN): New.
12183 (UNSPEC_VRNDP): New.
12184 (UNSPEC_VRNDX): New.
12185 * config/arm/vfp.md (<absneg_str>hf2): New.
12186 (neon_vabshf): New.
12187 (neon_v<fp16_rnd_str>hf): New.
12188 (neon_vrndihf): New.
12193 (*mulsf3neghf_vfp): New.
12194 (*negmulhf3_vfp): New.
12195 (*mulsf3addhf_vfp): New.
12196 (*mulhf3subhf_vfp): New.
12197 (*mulhf3neghfaddhf_vfp): New.
12198 (*mulhf3neghfsubhf_vfp): New.
12200 (neon_vfmahf): New.
12201 (fmsubhf4_fp16): New.
12202 (neon_vfmshf): New.
12205 (neon_vsqrthf): New.
12206 (neon_vrsqrtshf): New.
12207 (FCVT): Move to iterators.md.
12208 (FCVTI32typename): Likewise.
12209 (neon_vcvth<sup>hf): New.
12210 (neon_vcvth<sup>si): New.
12211 (neon_vcvth<sup>_nhf_unspec): New.
12212 (neon_vcvth<sup>_nhf): New.
12213 (neon_vcvth<sup>_nsi_unspec): New.
12214 (neon_vcvth<sup>_nsi): New.
12215 (neon_vcvt<vcvth_op>h<sup>si): New.
12216 (neon_<fmaxmin_op>hf): New.
12218 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12220 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
12221 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
12222 ("*insv<mode>_zEC12_appendbitsleft")
12223 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
12224 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
12226 2016-09-23 Jakub Jelinek <jakub@redhat.com>
12228 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
12229 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
12230 construct values without normalization.
12231 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
12232 static local lhs_ops to vNULL.
12234 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12235 Jiong Wang <jiong.wang@arm.com>
12237 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
12238 available when FP16 instructions are available.
12239 (output_move_vfp): Add support for 16-bit data moves.
12240 (arm_validize_comparison): Fix some white-space. Support HFmode
12241 by conversion to SFmode.
12242 * config/arm/arm.md (truncdfhf2): Fix a comment.
12243 (extendhfdf2): Likewise.
12245 (movsicc): Fix some white-space.
12247 (movsfcc): Fix some white-space.
12249 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
12250 instructions are available.
12251 (*thumb2_movhi_vfp): Likewise.
12252 (*arm_movhi_fp16): New.
12253 (*thumb2_movhi_fp16): New.
12254 (*movhf_vfp_fp16): New.
12255 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
12256 (*movhf_vfp): Likewise.
12257 (extendhfsf2): Enable when VFP FP16 instructions are available.
12258 (truncsfhf2): Enable when VFP FP16 instructions are available.
12260 2016-09-23 Martin Liska <mliska@suse.cz>
12262 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
12264 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12266 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
12268 (arm_evpc_neon_vtrn): Likewise.
12269 (arm_evpc_neon_vrev): Likewise.
12270 (arm_evpc_neon_vext): Likewise.
12271 * config/arm/arm_neon.h (vbsl_f16): New.
12274 (vdupq_n_f16): New.
12275 (vdup_lane_f16): New.
12276 (vdupq_lane_f16): New.
12280 (vmovq_n_f16): New.
12282 (vrev64q_f16): New.
12289 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
12290 (vdup_lane): New (v8hf, v4hf variants).
12291 (vext): New (v8hf, v4hf variants).
12292 (vbsl): New (v8hf, v4hf variants).
12293 * config/arm/iterators.md (VDQWH): New.
12295 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
12296 (Scalar_mul_8_16): Fix white-space.
12297 (Is_d_reg): Add V4HF and V8HF.
12298 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
12299 (neon_vdup_lane<mode>): New.
12300 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
12301 (*neon_vtrn<mode>_insn): Likewise.
12302 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
12303 (*neon_vzip<mode>_insn): Likewise
12304 (neon_vuzp<mode>_internal): Likewise.
12305 (*neon_vuzp<mode>_insn): Likewise
12306 * config/arm/vec-common.md (vec_perm_const<mode>): New.
12308 2016-09-23 Jiong Wang <jiong.wang@arm.com>
12309 Matthew Wahab <matthew.wahab@arm.com>
12311 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
12312 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
12313 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
12314 available. Also fix some white-space.
12315 * config/arm/vfp.md (*arm_movhi_vfp): New.
12316 (*thumb2_movhi_vfp): New.
12318 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12320 * config/arm/arm-c.c (arm_cpu_builtins): Define
12321 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
12322 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
12324 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12326 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
12327 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
12328 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
12329 arm_v8_2a_fp16_neon_hw.
12330 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
12333 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12335 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
12336 arm_fp16_alternative_ok and arm_fp16_none_ok.
12338 2016-09-23 Martin Liska <mliska@suse.cz>
12340 * ipa-icf.c (sem_variable::merge): Replace adress with address.
12342 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12344 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
12345 ("armv8.2-a"): New.
12346 ("armv8.2-a+fp16"): New.
12347 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
12348 (FL2_FP16INST): New.
12349 (FL2_FOR_ARCH8_2A): New.
12350 * config/arm/arm-tables.opt: Regenerate.
12351 * config/arm/arm.c (arm_arch8_2): New.
12352 (arm_fp16_inst): New.
12353 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
12354 for incompatible fp16-format settings.
12355 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
12356 (TARGET_NEON_FP16INST): New.
12357 (arm_arch8_2): Declare.
12358 (arm_fp16_inst): Declare.
12359 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
12360 march=armv8.2-a and march=armv8.2-a+fp16.
12361 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
12362 and armv8.2-a+fp16.
12363 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
12364 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
12366 2016-09-23 Martin Liska <mliska@suse.cz>
12368 * doc/extend.texi: Remove fused-madd from i386 target options.
12370 2016-09-23 Martin Liska <mliska@suse.cz>
12372 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
12375 2016-09-23 Martin Liska <mliska@suse.cz>
12377 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
12380 2016-09-23 Martin Liska <mliska@suse.cz>
12383 * config/i386/i386.c (ix86_option_override_internal): Change
12384 signature and return false when there's an error related to
12386 (release_options_strings): New function.
12387 (ix86_valid_target_attribute_tree): Call the function.
12389 2016-09-23 Jakub Jelinek <jakub@redhat.com>
12391 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
12392 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
12393 (gen_hsa_ctor_assignment): Likewise.
12394 * print-tree.c (print_node): Likewise.
12395 * tree-dump.c (dequeue_and_dump): Likewise.
12396 * tree-sra.c (sra_modify_constructor_assign): Likewise.
12397 * expr.c (store_constructor): Likewise.
12398 * fold-const.c (operand_equal_p): Likewise.
12399 * tree-pretty-print.c (dump_generic_node): Likewise.
12400 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
12401 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
12403 2016-09-23 Richard Biener <rguenther@suse.de>
12405 * hooks.h (hook_uint_uintp_false): Declare.
12407 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12409 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
12410 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
12412 2016-09-22 Martin Sebor <msebor@redhat.com>
12415 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
12416 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
12417 (target_int_min): Correct computation.
12418 (format_integer): Use long long as the argument for the ll length
12420 (format_floating): Use target_int_max().
12421 (get_string_length): Same.
12422 (format_string): Avoid setting the bounded flag for strings
12424 (try_substitute_return_value): Avoid setting range info when
12425 the result isn't bounded.
12426 * varasm.c (assemble_name): Increase buffer size.
12428 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
12429 Terry Guo <terry.guo@arm.com>
12431 * target.def (elf_flags_numeric): New target hook.
12432 * targhooks.h (default_asm_elf_flags_numeric): New.
12433 * varasm.c (default_asm_elf_flags_numeric): New.
12434 (default_elf_asm_named_section): Use new target hook.
12435 * config/arm/arm.opt (mpure-code): New.
12436 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
12437 * config/arm/arm.c (arm_asm_init_sections): Add section
12438 attribute to default text section if -mpure-code.
12439 (arm_option_check_internal): Diagnose use of option with
12440 non supported targets and/or options.
12441 (arm_asm_elf_flags_numeric): New.
12442 (arm_function_section): New.
12443 (arm_elf_section_type_flags): New.
12444 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
12446 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
12447 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
12449 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
12451 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
12453 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12455 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
12456 * rtl.h: Adjust prototype.
12458 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12460 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
12461 (prev_active_insn): Likewise.
12462 (active_insn_p): Likewise.
12463 * rtl.h: Adjust prototypes.
12464 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
12465 * config/arc/arc.md: Likewise.
12466 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
12467 (branch_needs_nop_p): Likewise.
12468 (use_skip_p): Likewise.
12469 * config/sh/sh.c (gen_block_redirect): Likewise.
12470 (split_branches): Likewise.
12471 * reorg.c (optimize_skip): Likewise.
12472 (fill_simple_delay_slots): Likewise.
12473 (fill_slots_from_thread): Likewise.
12474 (relax_delay_slots): Likewise.
12475 * resource.c (mark_target_live_regs): Likewise.
12477 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12479 * config/cris/cris.c (cris_asm_output_case_end): Change argument
12480 type to rtx_insn *.
12481 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
12482 (prev_nonnote_nondebug_insn): Likewise.
12483 * config/cris/cris-protos.h: Adjust prototype.
12485 * jump.c (rtx_renumbered_equal_p): Adjust.
12487 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12489 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
12490 * rtl.h: Adjust prototype.
12491 * config/sh/sh.md: Adjust.
12492 * dwarf2out.c (add_var_loc_to_decl): Likewise.
12494 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12496 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
12497 (prev_nondebug_insn): Likewise.
12498 * loop-doloop.c (doloop_condition_get): Likewise.
12499 * rtl.h: Adjust prototype.
12500 * cfgloop.h: Likewise.
12502 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12504 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
12505 (prev_nonnote_insn): Likewise.
12506 * jump.c (reversed_comparison_code_parts): Likewise.
12507 (reversed_comparison): Likewise.
12508 * rtl.h: Adjust prototypes.
12509 * config/arc/arc.md: Adjust.
12510 * cse.c (find_comparison_args): Likewise.
12511 * reorg.c (redundant_insn): Change return type to rtx_insn *.
12512 (fix_reg_dead_note): Change argument type to rtx_insn *.
12513 (delete_prior_computation): Likewise.
12514 (delete_computation): Likewise.
12515 (fill_slots_from_thread): Adjust.
12516 (relax_delay_slots): Likewise.
12517 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
12518 (simplify_relational_operation_1): Likewise.
12519 (simplify_ternary_operation): Likewise.
12521 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12523 * config/arc/arc-protos.h (arc_label_align): Change type of
12524 variables from rtx to rtx_insn *.
12525 * config/arc/arc.c (arc_label_align): Likewise.
12526 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
12527 * config/bfin/bfin.c (workaround_speculation): Likewise.
12528 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
12529 (find_last_same_clock): Likewise.
12530 (reorg_split_calls): Likewise.
12531 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
12532 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
12533 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
12534 (same_cmp_following_p): Likewise.
12535 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
12536 (same_cmp_following_p): Likwise.
12537 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
12538 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
12539 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
12540 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
12541 (rl78_alloc_physical_registers_cmp): Likewise.
12542 (rl78_alloc_physical_registers_umul): Likewise.
12543 (rl78_calculate_death_notes): Likewise.
12544 * config/s390/s390-protos.h (s390_label_align): Likewise.
12545 * config/s390/s390.c (s390_label_align): Likewise.
12546 * config/sh/sh.c (barrier_align): Likewise.
12547 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
12548 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
12549 (emit_cbcond_nop): Likewise.
12551 2016-09-22 Martin Liska <mliska@suse.cz>
12554 * ipa-icf.c (sem_variable::merge): Yield merge operation if
12555 alias address matters, not necessarily address of original.
12557 2016-09-22 Richard Biener <rguenther@suse.de>
12559 PR middle-end/77697
12560 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
12563 2016-09-22 Richard Biener <rguenther@suse.de>
12565 PR middle-end/77677
12566 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
12567 from constant folding results.
12568 (gimple_resimplify2): Likewise.
12569 (gimple_resimplify3): Likewise.
12571 2016-09-22 Richard Biener <rguenther@suse.de>
12573 PR middle-end/77678
12574 * expr.c (expand_expr_real_1): Guard array access against negative
12577 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12579 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
12581 (format_floating): Likewise.
12583 2016-09-22 Jakub Jelinek <jakub@redhat.com>
12586 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
12587 for all IFN_GOMP_SIMD_* internal fns, not just for
12588 IFN_GOMP_SIMD_ORDERED_*.
12590 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12593 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
12594 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
12595 instructions when you want to invert the test.
12596 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
12597 correct order for XXSEL.
12598 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
12599 for using XSCMP{EQ,GT,GE}DP.
12601 2016-09-21 David Malcolm <dmalcolm@redhat.com>
12603 * genconstants.c (main): Introduce noop_reader and convert call
12604 to read_md_files to a method call.
12605 * genenums.c (main): Likewise.
12606 * genmddeps.c (main): Likewise.
12607 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
12608 rtx_reader_ptr->get_top_level_filename ().
12609 (write_tm_preds_h): Likewise.
12610 (write_insn_preds_c): Likewise.
12611 * gensupport.c (class gen_reader): New subclass of rtx_reader.
12612 (rtx_handle_directive): Convert to...
12613 (gen_reader::handle_unknown_directive): ...this.
12614 (init_rtx_reader_args_cb): Convert return type from bool to
12615 rtx_reader *. Create a gen_reader instance, using it for the
12616 call to read_md_files. Return it if no errors occur.
12617 (init_rtx_reader_args): Convert return type from bool to
12619 * gensupport.h (init_rtx_reader_args_cb): Likewise.
12620 (init_rtx_reader_args_cb): Likewise.
12621 * read-md.c (struct file_name_list): Move to class rtx_reader.
12622 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
12623 (read_md_filename): Delete in favor of
12624 rtx_reader::m_read_md_filename.
12625 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
12626 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
12627 (base_dir): Delete in favor of rtx_reader::m_base_dir.
12628 (first_dir_md_include): Delete in favor of
12629 rtx_reader::m_first_dir_md_include.
12630 (last_dir_md_include_ptr): Delete in favor of
12631 rtx_reader::m_last_dir_md_include_ptr.
12632 (max_include_len): Delete.
12633 (rtx_reader_ptr): New.
12634 (fatal_with_file_and_line): Use get_filename and get_lineno
12635 accessors of rtx_reader_ptr.
12636 (require_char_ws): Likewise.
12637 (rtx_reader::read_char): New method, based on ::read_char.
12638 (rtx_reader::unread_char): New method, based on ::unread_char.
12639 (read_escape): Use get_filename and get_lineno accessors of
12641 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
12642 (read_string): Use get_filename and get_lineno accessors of
12644 (rtx_reader::rtx_reader): New ctor.
12645 (rtx_reader::~rtx_reader): New dtor.
12646 (handle_include): Convert from a function to...
12647 (rtx_reader::handle_include): ...this method, converting
12648 handle_directive from a callback to a virtual function.
12649 (handle_file): Likewise, converting to...
12650 (rtx_reader::handle_file): ...this method.
12651 (handle_toplevel_file): Likewise, converting to...
12652 (rtx_reader::handle_toplevel_file): ...this method.
12653 (rtx_reader::get_current_location): New method.
12654 (parse_include): Convert from a function to...
12655 (rtx_reader::add_include_path): ...this method, dropping redundant
12656 update to unused max_include_len.
12657 (read_md_files): Convert from a function to...
12658 (rtx_reader::read_md_files): ...this method, converting
12659 handle_directive from a callback to a virtual function.
12660 (noop_reader::handle_unknown_directive): New method.
12661 * read-md.h (directive_handler_t): Delete this typedef.
12662 (in_fname): Delete.
12663 (read_md_file): Delete.
12664 (read_md_lineno): Delete.
12665 (read_md_filename): Delete.
12666 (class rtx_reader): New class.
12667 (rtx_reader_ptr): New decl.
12668 (class noop_reader): New subclass of rtx_reader.
12669 (read_char): Reimplement in terms of rtx_reader::read_char.
12670 (unread_char): Reimplement in terms of rtx_reader::unread_char.
12671 (read_md_files): Delete.
12672 * read-rtl.c (read_rtx_code): Update for deletion of globals
12673 read_md_filename and read_md_lineno.
12675 2016-09-21 Jason Merrill <jason@redhat.com>
12677 * input.h (from_macro_definition_at): New.
12679 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
12681 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
12683 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
12685 PR tree-optimization/77550
12686 * tree-vect-stmts.c (create_array_ref): Change parameters.
12687 (get_group_alias_ptr_type): New function.
12688 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
12690 2016-09-21 Marek Polacek <polacek@redhat.com>
12692 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
12693 Add falls through comment.
12695 2016-09-21 Richard Biener <rguenther@suse.de>
12697 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
12698 (replace_child): Likewise.
12699 (remove_child_TAG): Adjust.
12700 (move_marked_base_types): Likewise.
12701 (prune_unused_types_prune): Clear die_sib of removed children.
12703 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
12706 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
12707 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
12709 2016-09-21 Richard Biener <rguenther@suse.de>
12711 PR tree-optimization/77648
12712 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
12714 (make_transitive_closure_constraints): Adjust comment.
12715 (make_any_offset_constraints): New function.
12716 (handle_rhs_call): Make sure to first expand a pointer to all
12717 subfields before transitively closing it.
12718 (handle_const_call): Likewise. Properly expand returned
12720 (handle_pure_call): Likewise.
12722 2016-09-21 Richard Biener <rguenther@suse.de>
12723 Jakub Jelinek <jakub@redhat.com>
12725 PR tree-optimization/77621
12726 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
12727 group at non-vectorizable stmts.
12729 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12731 PR tree-optimization/72835
12732 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
12733 (make_new_ssa_for_all_defs): Likewise.
12734 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
12736 2016-09-20 Martin Sebor <msebor@redhat.com>
12738 PR middle-end/49905
12739 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
12740 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
12741 * config/linux.c (gnu_libc_printf_pointer_format): New function.
12742 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
12743 * config/sol2.c (solaris_printf_pointer_format): New function.
12744 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
12746 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
12747 * doc/tm.texi: Regenerate.
12748 * gimple-fold.h (get_range_strlen): New function.
12749 (get_maxval_strlen): Declare existing function.
12750 * gimple-fold.c (get_range_strlen): Add arguments and compute both
12751 maximum and minimum.
12752 (get_range_strlen): Define overload.
12753 (get_maxval_strlen): Adjust.
12754 * gimple-ssa-sprintf.c: New file and pass.
12755 * passes.def (pass_sprintf_length): Add new pass.
12756 * targhooks.h (default_printf_pointer_format): Declare new function.
12757 (gnu_libc_printf_pointer_format): Same.
12758 (solaris_libc_printf_pointer_format): Same.
12759 * targhooks.c (default_printf_pointer_format): Define new function.
12760 * tree-pass.h (make_pass_sprintf_length): Declare new function.
12761 * print-tree.c: Increase buffer size.
12763 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12765 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
12767 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12769 * common.opt: New option -fipa-vrp.
12770 * ipa-cp.c (ipa_get_vr_lat): New.
12771 (ipcp_vr_lattice::print): Likewise.
12772 (print_all_lattices): Call ipcp_vr_lattice::print.
12773 (ipcp_vr_lattice::meet_with): New.
12774 (ipcp_vr_lattice::meet_with_1): Likewise.
12775 (ipcp_vr_lattice::top_p): Likewise.
12776 (ipcp_vr_lattice::bottom_p): Likewsie.
12777 (ipcp_vr_lattice::set_to_bottom): Likewise.
12778 (set_all_contains_variable): Call VR set_to_bottom.
12779 (initialize_node_lattices): Init VR lattices.
12780 (propagate_vr_accross_jump_function): New.
12781 (propagate_constants_accross_call): Call
12782 propagate_vr_accross_jump_function.
12783 (ipcp_store_vr_results): New.
12784 (ipcp_driver): Handle VR.
12785 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
12786 (ipa_set_jf_unknown): Likewise.
12787 (ipa_compute_jump_functions_for_edge): Likewise.
12788 (ipa_node_params_t::duplicate): Likewise.
12789 (ipa_write_jump_function): Likewise.
12790 (ipa_read_jump_function): Likewise.
12791 (write_ipcp_transformation_info): Likewise.
12792 (read_ipcp_transformation_info): Likewise.
12793 (ipcp_update_vr): New.
12794 (ipcp_transform_function): Handle VR.
12795 * ipa-prop.h (struct ipa_vr): New.
12796 * cgraph.c: Include tree-vrp.h.
12797 * cgraphunit.c: Likewise.
12798 * ipa-utils.c: Likewise.
12800 * opts.c: Likewise.
12801 * toplev.c: Likewise.
12802 * ipa-devirt.c: Likewise.
12803 * ipa-inline-transform.c: Likewise.
12804 * ipa-inline.c: Likewise.
12805 * ipa-profile.c: Likewise.
12807 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12809 * doc/invoke.texi: Document -fdump-tree-evrp.
12810 * passes.def: Define new pass_early_vrp.
12811 * timevar.def: Define new TV_TREE_EARLY_VRP.
12812 * tree-pass.h (make_pass_early_vrp): New.
12813 * tree-ssa-propagate.c: Make replace_uses_in non static.
12814 * tree-ssa-propagate.h: Export replace_uses_in.
12815 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
12816 (extract_range_from_assert): Factor out
12817 extract_range_for_var_from_comparison_expr.
12818 (vrp_initialize_lattice): New.
12819 (vrp_initialize): Factor out vrp_initialize_lattice.
12820 (vrp_valueize): Fix it to reject complex value ranges.
12821 (vrp_free_lattice): New.
12822 (evrp_dom_walker::before_dom_children): Likewise.
12823 (evrp_dom_walker::after_dom_children): Likewise.
12824 (evrp_dom_walker::push_value_range): Likewise.
12825 (evrp_dom_walker::pop_value_range): Likewise.
12826 (execute_early_vrp): Likewise.
12827 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
12828 (make_pass_early_vrp): New.
12830 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
12832 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
12833 instead of exact_log2.
12835 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
12838 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
12839 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
12840 (ix86_add_stmt_cost): Penalize DFmode vector operations
12841 for !TARGET_VECTORIZE_DOUBLE.
12843 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
12845 * doc/invoke.texi (Warning Options): Simplify language.
12846 (Optimize Options): Complete sentence.
12848 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
12850 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
12853 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
12856 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
12857 inits on power8 and above, use the VMRGEW instruction instead of a
12860 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
12861 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
12864 2016-09-20 Tamar Christina <tamar.christina@arm.com>
12866 * config/aarch64/arm_neon.h
12867 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
12868 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
12869 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
12871 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
12873 * config/var/vax.h (ELIMINABLE_REGS): Define.
12874 (INITIAL_ELIMINATION_OFFSET): Define.
12876 2016-09-20 Jakub Jelinek <jakub@redhat.com>
12878 PR middle-end/77624
12879 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
12880 cast to void * if the cast is from some other pointer type.
12882 2016-09-20 Richard Biener <rguenther@suse.de>
12884 PR tree-optimization/77646
12885 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
12888 2016-09-20 Tamar Christina <tamar.christina@arm.com>
12890 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
12891 attributes to all inlined functions and make them extern.
12893 2016-09-20 Richard Biener <rguenther@suse.de>
12895 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
12897 * debug.c (do_nothing_debug_hooks): Adjust.
12898 * dbxout.c (dbx_debug_hooks): Likewise.
12899 * sdbout.c (sdb_debug_hooks): Likewise.
12900 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
12901 (dwarf2out_finish): Move producer, filename and
12902 path annotation ...
12903 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
12904 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
12906 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
12909 * doc/invoke.texi: Document -Wint-in-bool-context.
12911 PR middle-end/77421
12912 * dwarf2out.c (output_loc_operands): Fix an assertion.
12914 2016-09-19 Joseph Myers <joseph@codesourcery.com>
12916 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
12917 (CR_DECIMAL_DIG): New macro.
12919 2016-09-19 Joseph Myers <joseph@codesourcery.com>
12921 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
12924 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
12926 PR rtl-optimization/77416
12927 * lra-remat.c (operand_to_remat): Process hard coded insn
12930 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12932 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
12933 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
12935 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
12937 * target.def (lra_p): Wordsmithing.
12938 * doc/tm.texi: Regenerate.
12940 2016-09-19 Jakub Jelinek <jakub@redhat.com>
12941 Jan Hubicka <jh@suse.cz>
12944 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
12945 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
12946 Call ultimate_alias_target just once, not up to 4 times.
12948 2016-09-19 Richard Biener <rguenther@suse.de>
12950 * dwarf2out.c (early_dwarf_finished): New global.
12951 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
12953 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
12954 if called from LTO exit early.
12955 (dwarf2out_late_global_decl): When being during the early
12956 debug phase do not add locations but only const value attributes.
12957 Adjust the way we generate early DIEs for LTO.
12959 2016-09-19 Richard Biener <rguenther@suse.de>
12961 PR middle-end/77605
12962 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
12963 proper niter to bound the loops.
12965 2016-09-19 Richard Biener <rguenther@suse.de>
12967 PR tree-optimization/77514
12968 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
12969 search for folded stmt.
12971 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
12973 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
12974 * tree-pass.h (make_pass_early_thread_jumps): Declare.
12975 * tree-ssa-threadbackward.c (fsm_find_thread_path,
12976 fsm_find_thread_path, profitable_jump_thread_path,
12977 fsm_find_control_statement_thread_paths,
12978 find_jump_threads_backwards): Add speed_p parameter.
12979 (pass_data_early_thread_jumps): New pass.
12980 (make_pass_early_thread_jumps): New function.
12982 2016-09-17 Andreas Schwab <schwab@suse.de>
12984 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
12985 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
12987 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
12989 * recog.c (rest_of_handle_split_after_reload): Delete.
12990 (pass_split_after_reload::gate): New method.
12991 (pass_split_after_reload::execute): Call split_all_insns directly.
12993 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
12995 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
12996 parameters for functions taking long long arguments.
12998 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13001 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
13002 splat with truncate.
13004 2016-09-16 Jason Merrill <jason@redhat.com>
13006 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
13008 * hwint.c (exact_log2): Use pow2p_hwi.
13009 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
13010 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
13011 * builtins.c (get_object_alignment_2, get_object_alignment)
13012 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
13014 * calls.c (compute_argument_addresses, store_one_arg): Use
13016 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
13017 * combine.c (force_to_mode): Use least_bit_hwi.
13018 (contains_muldiv, find_split_point, combine_simplify_rtx)
13019 (simplify_if_then_else, simplify_set, force_to_mode)
13020 (if_then_else_cond, simplify_and_const_int_1)
13021 (simplify_compare_const): Use pow2p_hwi.
13022 * cse.c (fold_rtx): Use pow2p_hwi.
13023 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
13025 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
13026 (init_expmed_one_conv): Use pow2p_hwi.
13027 * expr.c (is_aligning_offset): Use pow2p_hwi.
13028 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
13029 (fold_binary_loc): Use pow2p_hwi.
13030 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
13031 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
13032 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
13033 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
13035 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
13036 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
13037 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
13038 * omp-low.c (oacc_loop_fixed_partitions)
13039 (oacc_loop_auto_partitions): Use least_bit_hwi.
13040 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
13041 * stor-layout.c (place_field): Use least_bit_hwi.
13042 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
13043 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
13044 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
13045 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
13046 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
13047 * tree-vect-data-refs.c (vect_analyze_group_access_1)
13048 (vect_grouped_store_supported, vect_grouped_load_supported)
13049 (vect_permute_load_chain, vect_shift_permute_load_chain)
13050 (vect_transform_grouped_load): Use pow2p_hwi.
13051 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
13052 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
13053 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
13055 * tsan.c (instrument_expr): Use least_bit_hwi.
13056 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
13058 2016-09-16 Andreas Schwab <schwab@suse.de>
13060 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
13061 OFFSET, not offset.
13062 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13064 2016-09-16 Jakub Jelinek <jakub@redhat.com>
13067 * combine.c (rest_of_handle_combine): If any edges have been purged,
13068 free dominators if available.
13070 2016-09-16 Jakub Jelinek <jakub@redhat.com>
13071 Eric Botcazou <ebotcazou@adacore.com>
13073 PR middle-end/77594
13074 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
13075 through into expand_addsub_overflow after expand_neg_overflow.
13077 2016-09-15 David Malcolm <dmalcolm@redhat.com>
13079 * diagnostic-show-locus.c
13080 (selftest::test_fixit_insert_containing_newline): New function.
13081 (selftest::test_fixit_replace_containing_newline): New function.
13082 (selftest::diagnostic_show_locus_c_tests): Call the above.
13084 2016-09-15 Bin Cheng <bin.cheng@arm.com>
13086 PR tree-optimization/77503
13087 * tree-vect-loop.c (vectorizable_reduction): Record reduction
13088 code for CONST_COND_REDUCTION at analysis stage and use it at
13090 * tree-vectorizer.h (struct _stmt_vec_info): New field.
13091 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
13092 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
13095 2016-09-15 Richard Biener <rguenther@suse.de>
13097 PR middle-end/77544
13098 * fold-const.c (split_tree): Do not split constant ~X.
13100 2016-09-15 Jakub Jelinek <jakub@redhat.com>
13102 PR rtl-optimization/77425
13103 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
13106 PR middle-end/77475
13107 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
13108 use %qs instead of %s where desirable, use argument instead of arg in
13109 the diagnostic wording, add list of supported strategies and
13111 (ix86_option_override_internal): Emit target("m...") instead of
13112 option("m...") in the diagnostic. Use %qs instead of %s in invalid
13113 -march/-mtune option diagnostic. Add list of supported arches/tunings
13114 and spellcheck hint. Remove prefix, suffix and sw variables, use
13115 main_args_p ? "..." : "..." in diagnostics to make translation
13118 2016-09-15 Richard Biener <rguenther@suse.de>
13120 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
13121 extra offset argument.
13122 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
13123 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
13124 to reflect new offset parameter.
13125 * doc/tm.texi: Regenerate.
13126 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
13127 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
13129 (darwin_asm_output_dwarf_offset): Likewise.
13130 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
13132 (darwin_asm_output_dwarf_offset): Pass offset argument through.
13133 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
13134 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13136 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
13139 * ipa-icf.c (set_alias_uids): New function.
13140 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
13141 all the merged variable's referring aliases.
13143 2016-09-15 Richard Biener <rguenther@suse.de>
13145 PR tree-optimization/77514
13146 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
13147 only forced_stmts sequence.
13149 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
13151 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
13152 * cfgexpand.c (update_alias_info_with_stack_vars): Use
13153 FOR_EACH_SSA_NAME to iterate over SSA variables.
13154 (pass_expand::execute): Likewise.
13155 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
13156 * tree-cfg.c (dump_function_to_file): Likewise.
13157 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
13158 (update_ssa): Likewise.
13159 * tree-ssa-alias.c (dump_alias_info): Likewise.
13160 * tree-ssa-ccp.c (ccp_finalize): Likewise.
13161 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
13162 (create_outofssa_var_map): Likewise.
13163 (coalesce_ssa_name): Likewise.
13164 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
13165 * tree-ssa-pre.c (compute_avail): Likewise.
13166 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
13167 (scc_vn_restore_ssa_info): Likewise.
13168 (free_scc_vn): Likwise.
13169 (run_scc_vn): Likewise.
13170 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
13171 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
13172 * tree-ssa-copy.c (fini_copy_prop): Likewise.
13173 * tree-ssa.c (verify_ssa): Likewise.
13175 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
13177 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
13178 and mips64r2 as default 32-bit and 64-bit architectures.
13179 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
13180 as default 32-bit and 64-bit architectures.
13182 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
13184 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
13187 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13189 * target.def (lra_p): Change commentary (for the manual) for the
13191 * doc/tm.texi: Regenerate.
13193 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13195 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
13196 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
13197 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
13198 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
13200 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13202 * targhooks.c (default_lra_p): Return true instead of false.
13204 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13206 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
13207 hook_bool_void_false.
13208 * config/avr/avr.c: Ditto.
13209 * config/bfin/bfin.c: Ditto.
13210 * config/c6x/c6x.c: Ditto.
13211 * config/cr16/cr16.c: Ditto.
13212 * config/cris/cris.c: Ditto.
13213 * config/epiphany/epiphany.c: Ditto.
13214 * config/fr30/fr30.c: Ditto.
13215 * config/frv/frv.c: Ditto.
13216 * config/h8300/h8300.c: Ditto.
13217 * config/ia64/ia64.c: Ditto.
13218 * config/iq2000/iq2000.c: Ditto.
13219 * config/lm32/lm32.c: Ditto.
13220 * config/m32c/m32c.c: Ditto.
13221 * config/m32r/m32r.c: Ditto.
13222 * config/m68k/m68k.c: Ditto.
13223 * config/mcore/mcore.c: Ditto.
13224 * config/microblaze/microblaze.c: Ditto.
13225 * config/mmix/mmix.c: Ditto.
13226 * config/mn10300/mn10300.c: Ditto.
13227 * config/moxie/moxie.c: Ditto.
13228 * config/msp430/msp430.c: Ditto.
13229 * config/nios2/nios2.c: Ditto.
13230 * config/nvptx/nvptx.c: Ditto.
13231 * config/pa/pa.c: Ditto.
13232 * config/pdp11/pdp11.c: Ditto.
13233 * config/rl78/rl78.c: Ditto.
13234 * config/sparc/sparc.c: Ditto.
13235 * config/spu/spu.c: Ditto.
13236 * config/stormy16/stormy16.c: Ditto.
13237 * config/tilegx/tilegx.c: Ditto.
13238 * config/tilepro/tilepro.c: Ditto.
13239 * config/v850/v850.c: Ditto.
13240 * config/vax/vax.c: Ditto.
13241 * config/visium/visium.c: Ditto.
13242 * config/xtensa/xtensa.c: Ditto.
13244 2016-09-14 Jakub Jelinek <jakub@redhat.com>
13247 * tsan.c: Include target.h.
13248 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
13249 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
13250 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
13251 BUILT_IN_ATOMIC_TEST_AND_SET entries.
13252 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
13254 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
13255 Martin Liska <mliska@suse.cz>
13257 PR middle-end/77574
13258 * predict.c (force_edge_cold): Add braces to a condition.
13260 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
13262 PR rtl-optimization/77289
13263 * lra-constraints.c (get_final_hard_regno): Removed.
13264 (get_hard_regno): Add new parameter final_p.
13265 (get_reg_class): Directly call lra_get_elimination_hard_regno.
13266 (operands_match_p): Adjust call to get_hard_regno.
13267 (uses_hard_regs_p): Likewise.
13268 (process_alt_operands): Likewise.
13270 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
13273 * config/msp430/msp430.c (msp430_start_function): Emit an error
13274 if a function is both weak and specifies an interrupt number.
13276 2016-09-13 Jakub Jelinek <jakub@redhat.com>
13278 PR tree-optimization/77454
13279 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
13280 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
13283 2016-09-13 Tamar Christina <tamar.christina@arm.com>
13285 * config/aarch64/aarch64-builtins.c
13286 (aarch64_init_simd_builtins): Fix builtin type signature printing.
13288 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
13290 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
13291 SFmode and SCmode arguments by reference.
13293 2016-09-13 David Malcolm <dmalcolm@redhat.com>
13295 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
13297 (selftest::test_one_liner_fixit_insert_before): ...this, and update
13298 for renaming of add_fixit_insert to add_fixit_insert_before.
13299 (selftest::test_one_liner_fixit_insert_after): New function.
13300 (selftest::test_one_liner_fixit_validation_adhoc_locations):
13301 Update for renaming of add_fixit_insert to add_fixit_insert_before.
13302 (selftest::test_one_liner_many_fixits): Likewise.
13303 (selftest::test_diagnostic_show_locus_one_liner): Update for
13304 renaming, call new test function.
13305 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
13306 renaming of add_fixit_insert to add_fixit_insert_before.
13307 (selftest::test_fixit_consolidation): Likewise.
13308 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
13310 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
13311 (selftest::test_applying_fixits_insert_before): ...this.
13312 (selftest::test_applying_fixits_insert): Update for renaming of
13313 add_fixit_insert to add_fixit_insert_before.
13314 (selftest::test_applying_fixits_insert_after): New function.
13315 (selftest::test_applying_fixits_insert_after_at_line_end): New
13317 (selftest::test_applying_fixits_insert_after_failure): New function.
13318 (selftest::test_applying_fixits_multiple): Update for renaming of
13319 add_fixit_insert to add_fixit_insert_before.
13320 (selftest::change_line): Likewise.
13321 (selftest::test_applying_fixits_unreadable_file): Likewise.
13322 (selftest::test_applying_fixits_line_out_of_range): Likewise.
13323 (selftest::test_applying_fixits_column_validation): Likewise.
13324 (selftest::test_applying_fixits_column_validation): Likewise.
13325 (selftest::edit_context_c_tests): Update for renamed test function;
13326 call new test functions.
13328 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
13330 PR tree-optimization/77536
13331 PR rtl-optimization/68212
13332 * config/rs6000/rs6000.md (div->recip splitter): Remove
13333 optimize_insn_for_speed_p condition.
13335 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
13337 * optabs.c (prepare_cmp_insn): Update documentation comment.
13339 2016-09-13 Jakub Jelinek <jakub@redhat.com>
13340 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13342 PR middle-end/77475
13343 * opts.h (candidates_list_and_hint): Declare.
13344 * opts-common.c (candidates_list_and_hint): New function.
13345 (cmdline_handle_error): Use it.
13347 2016-09-12 David Malcolm <dmalcolm@redhat.com>
13349 * edit-context.c (edited_line::get_len): New accessor.
13350 (edited_file::print_diff): Split out hunk-printing into...
13351 (edited_file::print_diff_hunk): New method.
13352 (edited_file::print_diff_line): New method.
13354 2016-09-12 Andrew Pinski <apinski@cavium.com>
13356 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
13358 * config/aarch64/aarch64.c (thunderx_tunings): Enable
13359 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
13360 (aarch64_operands_ok_for_ldpstp): Return false if
13361 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
13362 was SImode and the alignment is less than 8 byte.
13363 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
13365 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
13368 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
13370 2016-09-12 Marek Polacek <polacek@redhat.com>
13372 * doc/extend.texi: Use lowercase "boolean".
13373 * doc/invoke.texi: Likewise.
13374 * doc/md.texi: Likewise.
13375 * target.def: Likewise.
13376 * doc/tm.texi: Regenerated.
13378 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13380 PR middle-end/77426
13381 * expmed.c (synth_mult): Delete duplicate mode check.
13383 2016-09-10 Tom de Vries <tom@codesourcery.com>
13386 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
13388 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
13389 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
13391 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
13393 PR rtl-optimization/77289
13394 * lra-constraints.c (get_final_hard_regno): Add support for non hard
13395 register numbers. Remove support for subregs.
13396 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
13397 (get_reg_class): Delete removed get_final_hard_regno() argument.
13398 (uses_hard_regs_p): Call get_final_hard_regno().
13400 2016-09-09 Martin Sebor <msebor@redhat.com>
13404 * pretty-print.c (pp_quoted_string): New function.
13405 (pp_format): Call it for %c and %s directives.
13407 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
13409 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
13410 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
13411 INITIAL_ELIMINATION_OFFSET) : Update documentation.
13412 * target.def (frame_pointer_required, can_eliminate): Likewise.
13413 * doc/tm.texi: Regenerated.
13414 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
13416 * df-scan.c (df_hard_reg_init): Likewise.
13417 * ira.c (ira_setup_eliminable_regset): Likewise.
13418 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
13419 init_elim_table): Likewise.
13420 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
13421 set_initial_elim_offsets, update_eliminables,
13422 init_elim_table): Likewise.
13423 * rtlanal.c (get_initial_register_offset): Likewise.
13424 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
13425 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13426 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13427 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13428 * config/fr30/fr30.h: Fix comment.
13429 * config/frv/frv.c: Likewise.
13430 * config/frv/frv.h: Likewise.
13431 * config/ft32/ft32.h: Likewise.
13432 * config/visium/visium.h: Likewise.
13433 * config/pa/pa64-linux.h: Likewise.
13434 * config/v850/v850.h: Likewise.
13435 * config/cris/cris.c: Likewise.
13436 * config/ia64/ia64.h: Likewise.
13437 * config/moxie/moxie.h: Likewise.
13438 * config/m32r/m32r.h: Likewise.
13440 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
13443 * config.in: Regenerate.
13444 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
13446 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
13447 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
13448 static-libmpxwrappers case.
13449 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
13450 MPX_LD_AS_NEEDED_GUARD_POP.
13451 * configure: Regenerate.
13452 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
13453 defined if linker support "--push-state"/"--pop-state".
13455 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
13457 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
13459 2016-09-09 Joseph Myers <joseph@codesourcery.com>
13461 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
13462 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
13463 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
13464 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
13465 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
13466 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
13467 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
13469 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
13470 width macros from TS 18661-1.
13471 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
13473 2016-09-08 Jakub Jelinek <jakub@redhat.com>
13476 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
13477 OMP_CLAUSE_SAFELEN_EXPR.
13479 2016-09-07 David Malcolm <dmalcolm@redhat.com>
13481 * Makefile.in (OBJS): Add substring-locations.o.
13482 * langhooks-def.h (class substring_loc): New forward decl.
13483 (lhd_get_substring_location): New decl.
13484 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
13485 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
13486 * langhooks.c (lhd_get_substring_location): New function.
13487 * langhooks.h (class substring_loc): New forward decl.
13488 (struct lang_hooks): Add field get_substring_location.
13489 * substring-locations.c: New file, taking definition of
13490 format_warning_va and format_warning_at_substring from
13491 c-family/c-format.c, making them non-static.
13492 * substring-locations.h (class substring_loc): Move class here
13493 from c-family/c-common.h. Add and rewrite comments.
13494 (format_warning_va): New decl.
13495 (format_warning_at_substring): New decl.
13496 (get_source_location_for_substring): Add comment.
13498 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
13500 * config/i386/i386.c: Add 'U' suffix to processor feature bits
13501 to avoid -Wnarrowing warning.
13502 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
13503 * opts.c: Likewise for SANITIZER_OPT bitmasks.
13505 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
13507 * config/aarch64/aarch64.c (aarch64_legitimize_address):
13508 Avoid use of base_offset if offset already in range.
13510 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
13512 * config/sh/sh-protos.h (struct sh_atomic_model,
13513 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
13514 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
13515 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
13516 * config/sh/sh.h (struct sh_atomic_model,
13517 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
13518 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
13519 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
13520 Guard with __cplusplus.
13522 2016-09-06 Jakub Jelinek <jakub@redhat.com>
13525 * config/i386/i386.c (ix86_expand_builtin): For builtin with
13526 unsupported or unknown ISA, use expand_call.
13528 2016-09-06 Martin Liska <mliska@suse.cz>
13530 PR gcov-profile/77378
13531 PR gcov-profile/77466
13532 * tree-profile.c (tree_profiling): Detect whether target can use
13533 -fprofile-update=atomic.
13535 2016-09-06 Richard Biener <rguenther@suse.de>
13537 PR tree-optimization/77479
13538 * tree-vrp.c (update_value_range): Extend overflow handling to
13541 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13544 * config/i386/i386.md (isa): Add x64_avx512bw.
13545 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
13546 (kmov_isa): New mode attr.
13547 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
13548 (*zero_extend<mode>si2): Likewise.
13549 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
13551 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
13553 * doc/invoke.texi (SPU Options): nops -> NOPs.
13554 (x86 Options): Ditto.
13556 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13558 PR middle-end/77475
13559 * toplev.c (process_options): Temporarily set input_location
13560 to UNKNOWN_LOCATION around targetm.target_option.override () call.
13562 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
13564 PR rtl-optimization/77452
13565 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
13566 inner-mode reference to a CONST_VECTOR constant in the constant pool.
13568 2016-09-05 Marek Polacek <polacek@redhat.com>
13571 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
13573 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13576 * gensupport.c (alter_output_for_subst_insn): Remove redundant
13577 *insn_out == '*' test. Don't copy unnecessary to yet another
13578 memory buffer, and don't leak it.
13580 PR rtl-optimization/77425
13581 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
13583 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
13585 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
13587 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13589 * common.opt (fdiagnostics-generate-patch): New option.
13590 * diagnostic.c: Include "edit-context.h".
13591 (diagnostic_initialize): Initialize context->edit_context_ptr.
13592 (diagnostic_finish): Delete context->edit_context_ptr.
13593 (diagnostic_report_diagnostic): Add fix-it hints from the
13594 diagnostic to context->edit_context_ptr, if any.
13595 * diagnostic.h (class edit_context): Add forward decl.
13596 (struct diagnostic_context): Add field "edit_context_ptr".
13597 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
13598 -fdiagnostics-generate-patch.
13599 (-fdiagnostics-generate-patch): New item.
13600 * toplev.c: Include "edit-context.h".
13601 (process_options): Set global_dc->edit_context_ptr to a new
13602 edit_context if the options need one.
13603 (toplev::main): Handle -fdiagnostics-generate-patch by using
13604 global_dc->edit_context_ptr.
13606 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13609 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
13610 map and firstprivate clauses on target construct for _Atomic
13612 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
13613 on target construct for _Atomic qualified decls.
13614 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
13616 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
13617 _Atomic qualified arguments not mentioned in uniform clause.
13619 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13621 * Makefile.in (OBJS-libcommon): Add edit-context.o.
13622 * diagnostic-color.c (color_dict): Add "diff-filename",
13623 "diff-hunk", "diff-delete", and "diff-insert".
13624 (parse_gcc_colors): Update default value of GCC_COLORS in comment
13625 to reflect above changes.
13626 * doc/invoke.texi (-fdiagnostics-color): Update description of
13627 default GCC_COLORS, and of the supported capabilities.
13628 * edit-context.c: New file.
13629 * edit-context.h: New file.
13630 * input.c (struct fcache): Add field "missing_trailing_newline".
13631 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
13633 (add_file_to_cache_tab): Likewise.
13634 (fcache::fcache): Likewise.
13635 (get_next_line): Update c->missing_trailing_newline.
13636 (location_missing_trailing_newline): New function.
13637 * input.h (location_missing_trailing_newline): New decl.
13638 * selftest-run-tests.c (selftest::run_tests): Call
13639 edit_context_c_tests.
13640 * selftest.h (edit_context_c_tests): New decl.
13642 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13643 Richard Biener <rguenth@suse.de>
13645 PR tree-optimization/77444
13646 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
13647 as steptype, remove redundant initialization.
13649 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13652 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
13653 (sanopt_optimize_walker): Optimize away
13654 __asan_before_dynamic_init (...) followed by
13655 __asan_after_dynamic_init () without intervening memory loads/stores.
13656 * ipa-pure-const.c (special_builtin_state): Handle
13657 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
13658 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
13660 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13662 * cfg.c (free_original_copy_tables): Replace second assignment of
13663 bb_copy = NULL by bb_original = NULL.
13665 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13668 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
13669 assignment added in r216794.
13671 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13673 * Makefile.in (OBJS): Add typed-splay-tree.o.
13674 * selftest-run-tests.c (selftest::run_tests): Call
13675 typed_splay_tree_c_tests.
13676 * selftest.h (typed_splay_tree_c_tests): New decl.
13677 * typed-splay-tree.c: New file.
13678 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
13679 (typed_splay_tree::max): New method.
13680 (typed_splay_tree::min): New method.
13681 (typed_splay_tree::foreach): New method.
13682 (typed_splay_tree::closure): New struct.
13683 (typed_splay_tree::inner_foreach_fn): New function.
13685 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13687 * ipa-cp.c (ipcp_store_bits_results): Change option name from
13688 -fipa-cp-bit to -fipa-bit-cp.
13690 2016-09-01 Martin Sebor <msebor@redhat.com>
13692 PR tree-optimization/71831
13693 * tree-object-size.h: Return bool instead of the size and add
13694 argument for the size.
13695 * tree-object-size.c (compute_object_offset): Update signature.
13696 (addr_object_size): Same.
13697 (compute_builtin_object_size): Return bool instead of the size
13698 and add argument for the size. Handle POINTER_PLUS_EXPR when
13699 optimization is disabled.
13700 (expr_object_size): Adjust.
13701 (plus_stmt_object_size): Adjust.
13702 (pass_object_sizes::execute): Adjust.
13703 * builtins.c (fold_builtin_object_size): Adjust.
13704 * doc/extend.texi (Object Size Checking): Update.
13705 * ubsan.c (instrument_object_size): Adjust.
13707 2016-09-01 Martin Sebor <msebor@redhat.com>
13709 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
13710 it fits the output of the formatted function regardless of its
13712 * genmodes.c (parser::parse_expr): Same.
13713 * gimplify.c (gimplify_asm_expr): Same.
13714 * passes.c (pass_manager::register_one_dump_file): Same.
13715 * print-tree.c (print_node): Same.
13717 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13719 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
13721 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13723 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
13725 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13727 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
13728 * config/rs6000/vector.md: Ditto.
13729 * config/rs6000/vsx.md: Ditto.
13731 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
13733 * ipa-inline-analysis.c (param_change_prob): Get to the base object
13734 first in all cases.
13736 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13738 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
13739 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
13740 *return_and_restore_gpregs_<mode>_r11,
13741 *return_and_restore_gpregs_<mode>_r12,
13742 *return_and_restore_gpregs_<mode>_r1,
13743 *return_and_restore_fpregs_<mode>_r11,
13744 *return_and_restore_fpregs_<mode>_r12,
13745 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
13746 directly instead of via the "l" constraint. Renumber operands.
13749 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13751 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
13752 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
13753 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
13754 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
13755 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
13756 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
13757 *call_value_nonlocal_darwin64, reload_macho_picbase,
13758 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
13759 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
13760 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
13761 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
13762 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
13763 *save_fpregs_<mode>_r1): Ditto.
13764 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
13765 *return_and_restore_gpregs_spe): Ditto.
13767 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13769 * config/rs6000/rs6000.md
13770 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
13771 the use of the link register.
13772 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
13774 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13775 Michael Meissner <meissner@linux.vnet.ibm.com>
13778 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
13779 reg+reg addressing for TImode.
13780 (rs6000_legitimate_address_p): Only allow register indirect
13781 addressing for TImode, even without TARGET_QUAD_MEMORY.
13783 2016-09-01 Richard Biener <rguenther@suse.de>
13785 PR middle-end/77436
13786 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
13787 check whether the result fits the desired result type.
13789 2016-09-01 Nathan Sidwell <nathan@acm.org>
13791 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
13793 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
13795 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
13797 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
13799 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13801 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
13802 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
13803 for comparisons of integer ZERO_EXTEND against zero.
13805 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
13807 * config/i386/i386.c (ix86_option_override_internal): Also disable the
13808 STV pass if -mstackrealign is enabled.
13810 2016-08-31 Ilya Verbin <iverbin@gmail.com>
13812 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
13815 2016-08-31 David Malcolm <dmalcolm@redhat.com>
13817 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
13818 (layout_range::intersects_line_p): New method.
13819 (test_range_contains_point_for_single_point): Rename to...
13820 (test_layout_range_for_single_point): ...this, and add testing
13821 for layout_range::intersects_line_p.
13822 (test_range_contains_point_for_single_line): Rename to...
13823 (test_layout_range_for_single_line): ...this, and add testing
13824 for layout_range::intersects_line_p.
13825 (test_range_contains_point_for_multiple_lines): Rename to...
13826 (test_layout_range_for_multiple_lines): ...this, and add testing
13827 for layout_range::intersects_line_p.
13828 (layout::layout): Populate m_fixit_hints.
13829 (layout::get_expanded_location): Handle the case of a line-span
13831 (layout::validate_fixit_hint_p): New method.
13832 (get_line_span_for_fixit_hint): New function.
13833 (layout::calculate_line_spans): Add spans for fixit-hints.
13834 (layout::should_print_annotation_line_p): New method.
13835 (layout::print_any_fixits): Drop param "richloc", instead using
13836 validated fixits in m_fixit_hints. Add "const" to hint pointers.
13837 (diagnostic_show_locus): Avoid printing blank annotation lines.
13838 (selftest::test_diagnostic_context::test_diagnostic_context):
13839 Initialize show_column and start_span.
13840 (selftest::test_diagnostic_context::start_span_cb): New static
13842 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
13843 (selftest::diagnostic_show_locus_c_tests): Update for function
13844 renamings. Call test_diagnostic_show_locus_fixit_lines.
13846 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
13848 PR tree-optimization/73714
13849 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
13851 2016-08-31 David Malcolm <dmalcolm@redhat.com>
13853 * selftest.c: Move "namespace selftest {" to top of file,
13854 removing explicit "selftest::" qualifiers throughout.
13856 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
13858 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
13860 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
13861 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
13862 Replace builtin with vector extension.
13863 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
13865 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
13866 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
13867 Replace builtin with vector extension.
13868 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
13869 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
13870 Replace builtin with vector extension.
13871 * config/i386/xmmintrin.h (__m128_u): New type.
13872 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
13873 (_mm_load_ps, _mm_store_ps): Simplify.
13875 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
13877 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
13879 2016-08-30 David Malcolm <dmalcolm@redhat.com>
13881 * diagnostic-show-locus.c (colorizer::begin_state): Support more
13882 than 3 ranges per diagnostic by alternating between color 1 and
13884 (layout::layout): Replace use of rich_location::MAX_RANGES
13885 with richloc->get_num_locations ().
13886 (layout::calculate_line_spans): Replace use of
13887 rich_location::MAX_RANGES with m_layout_ranges.length ().
13888 (layout::print_annotation_line): Handle arbitrary numbers of
13889 ranges in caret-printing by defaulting to '^'.
13890 (selftest::test_one_liner_many_fixits): New function.
13891 (test_diagnostic_show_locus_one_liner): Call it.
13892 * diagnostic.c (diagnostic_initialize): Update for renaming
13893 of rich_location::MAX_RANGES to
13894 rich_location::STATICALLY_ALLOCATED_RANGES.
13895 * diagnostic.h (struct diagnostic_context): Likewise.
13897 2016-08-30 David Malcolm <dmalcolm@redhat.com>
13899 * selftest.c (selftest::named_temp_file::named_temp_file): New
13901 (selftest::temp_source_file::~temp_source_file): Move to...
13902 (selftest::named_temp_file::~named_temp_file): ...here.
13903 (selftest::test_named_temp_file): New function.
13904 (selftest::selftest_c_tests): Call test_named_temp_file.
13905 * selftest.h (class named_temp_file): New class.
13906 (class temp_source_file): Convert to a subclass of named_temp_file.
13908 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
13910 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
13911 USEs of LR_REGNO in returns and sibcalls.
13912 (rs6000_output_mi_thunk): Similar.
13913 (rs6000_sibcall_aix): Similar.
13914 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
13915 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
13916 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
13917 Remove the USE of LR_REGNO from the patterns as well. Delete an
13919 (return_internal_<mode>): Delete.
13921 2016-08-30 Tamar Christina <tamar.christina@arm.com>
13923 * config/aarch64/aarch64-simd.md
13924 (aarch64_ld2<mode>_dreg_le): New.
13925 (aarch64_ld2<mode>_dreg_be): New.
13926 (aarch64_ld2<mode>_dreg): Removed.
13927 (aarch64_ld3<mode>_dreg_le): New.
13928 (aarch64_ld3<mode>_dreg_be): New.
13929 (aarch64_ld3<mode>_dreg): Removed.
13930 (aarch64_ld4<mode>_dreg_le): New.
13931 (aarch64_ld4<mode>_dreg_be): New.
13932 (aarch64_ld4<mode>_dreg): Removed.
13933 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
13935 2016-08-30 David Malcolm <dmalcolm@redhat.com>
13937 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
13938 redundant location param.
13939 (test_one_liner_fixit_remove): Likewise.
13940 (test_one_liner_fixit_replace): Likewise.
13941 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
13942 * gcc-rich-location.c
13943 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
13944 get_range_from_loc. Drop overload taking a const char *.
13945 * gcc-rich-location.h
13946 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
13949 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
13951 * config/linux.c (linux_libc_has_function): Return true on musl.
13953 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
13955 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
13957 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
13959 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
13960 used for abnormal egdes.
13962 2016-08-30 Jakub Jelinek <jakub@redhat.com>
13964 PR tree-optimization/72866
13965 * tree-vect-patterns.c (search_type_for_mask): Turn into
13966 a small wrapper, move all code to ...
13967 (search_type_for_mask_1): ... this new function. Add caching
13968 and adjust recursive calls.
13971 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
13972 instead of lookup_type_die (type_main_variant (type)) even for array
13975 PR middle-end/77377
13976 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
13977 constant pool reference return x instead of c.
13979 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
13981 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
13984 2016-08-29 David Malcolm <dmalcolm@redhat.com>
13987 (selftest::test_make_location_nonpure_range_endpoints): Fix
13990 2016-08-29 David Malcolm <dmalcolm@redhat.com>
13992 * diagnostic-show-locus.c
13993 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
13995 (selftest::test_diagnostic_show_locus_one_liner): Call it.
13996 * input.c (get_pure_location): Move to libcpp/line-map.c.
13997 * input.h (get_pure_location): Convert decl to an inline function
13998 calling implementation in libcpp.
14000 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
14003 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
14004 template for intel asm dialect.
14005 (vec_set_hi_<mode><mask_name>): Ditto.
14007 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14009 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
14010 (selftest::fail_formatted): Likewise.
14012 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14014 * input.c (make_location): Call get_start and get_finish
14015 on the endpoints to avoid storing packed ranges or ad-hoc
14017 (selftest::test_make_location_nonpure_range_endpoints): New function.
14018 (selftest::input_c_tests): Call it.
14019 * input.h (get_start): New inline function.
14021 2016-08-29 Tom de Vries <tom@codesourcery.com>
14024 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
14027 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
14029 * Makefile.in (gcov-iov.h): Add dummy recipe.
14031 2016-08-29 Nathan Sidwell <nathan@acm.org>
14033 * config/nvptx/nvptx.c: #include tree-vrp.h.
14035 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
14038 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
14039 HIGH+LO construct during reload.
14041 2016-08-28 Tom de Vries <tom@codesourcery.com>
14044 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
14045 'sysv_abi va_list' attribute.
14046 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
14047 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
14050 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14052 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
14053 * emit-rtl.c (unshare_all_rtl_1): Adjust.
14054 (unshare_all_rtl_again): Likewise.
14055 * function.c (assign_stack_local_1): Likewise.
14056 (assign_stack_temp_for_type): Likewise.
14058 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14060 * cfgbuild.c (make_edges): Adjust.
14061 * cfgrtl.c (can_delete_label_p): Likewise.
14062 * dwarf2cfi.c (create_trace_edges): Likewise.
14063 * except.c (sjlj_emit_dispatch_table): Likewise.
14064 * function.h (struct expr_status): make x_forced_labels a vector.
14065 * jump.c (rebuild_jump_labels_1): Adjust.
14066 * reload1.c (set_initial_label_offsets): Likewise.
14067 * stmt.c (force_label_rtx): Likewise.
14068 (expand_label): Likewise.
14070 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14072 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
14074 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
14076 PR tree-optimization/71077
14077 PR tree-optimization/68542
14078 * fold-const.c (fold_relational_const): Fix folding of
14079 VECTOR_CST comparisons that have a scalar boolean result type.
14080 (selftest::test_vector_folding): New static function.
14081 (selftest::fold_const_c_tests): Call it.
14083 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
14085 * doc/extend.texi (SPU Built-in Functions): Remove stale
14086 references to material formerly at IBM and Sony.
14088 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
14091 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
14093 2016-08-26 David Malcolm <dmalcolm@redhat.com>
14095 * diagnostic-show-locus.c
14096 (selftest::test_fixit_consolidation): New function.
14097 (selftest::diagnostic_show_locus_c_tests): Call it.
14098 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
14099 constructor based on source_range.
14101 2016-08-26 David Malcolm <dmalcolm@redhat.com>
14103 * diagnostic-color.c (color_dict): Add "fixit-insert" and
14105 (parse_gcc_colors): Update description of default GCC_COLORS.
14106 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
14107 (colorizer::set_fixit_insert): New method.
14108 (colorizer::set_fixit_delete): New method.
14109 (colorizer::get_color_by_name): New method.
14110 (colorizer::STATE_FIXIT_INSERT): New constant.
14111 (colorizer::STATE_FIXIT_DELETE): New constant.
14112 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
14113 fields in favor of new field "m_stop_color". Add fields
14114 "m_fixit_insert" and "m_fixit_delete".
14115 (colorizer::colorizer): Update for above changes. Replace
14116 colorize_start calls with calls to get_color_by_name.
14117 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
14118 STATE_FIXIT_DELETE. Update for field renamings.
14119 (colorizer::finish_state): Simplify by using m_stop_color,
14120 rather than multiple identical "*_ce" fields.
14121 (colorizer::get_color_by_name): New method.
14122 (layout::print_any_fixits): Print insertions and replacements
14123 using the "fixit-insert" color, and deletions using the
14124 "fixit-delete" color.
14125 * doc/invoke.texi (-fdiagnostics-color): Update description of
14126 default GCC_COLORS, and of the supported capabilities.
14128 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
14130 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
14131 current_function_static_stack_size variable with the static
14132 stack frame size of the current function when
14133 flag_stack_usage_info is enabled.
14135 2016-08-26 Nathan Sidwell <nathan@acm.org>
14137 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
14138 assignment inside if condition.
14140 2016-08-26 Richard Biener <rguenther@suse.de>
14142 PR tree-optimization/69047
14143 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
14144 extracts similar to what FRE does.
14145 (non_rewritable_mem_ref_base): Likewise.
14147 2016-08-26 Joseph Myers <joseph@codesourcery.com>
14149 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
14150 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
14151 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14152 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14153 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
14155 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14156 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14157 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14158 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
14159 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14161 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14164 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
14165 reservation duration to 15 cycles.
14166 (cortex_a8_vfp_macs): Likewise.
14167 (cortex_a8_vfp_macd): Likewise.
14168 (cortex_a8_vfp_divs): Likewise.
14169 (cortex_a8_vfp_divd): Likewise.
14171 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14173 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
14174 (aarch_macro_fusion_pair_p): Use above to avoid early return.
14176 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14177 Martin Jambhor <mjambor@suse.cz>
14179 * common.opt: New option -fipa-bit-cp.
14180 * doc/invoke.texi: Document -fipa-bit-cp.
14181 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
14182 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
14183 * tree-ssa-ccp.h: New header file.
14184 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
14185 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
14186 Replace all occurences of tree parameter by two new params: signop, int.
14187 (bit_value_unop_1): Change to bit_value_unop and export it.
14188 Replace all occurences of tree parameter by two new params: signop,
14190 (bit_value_binop): Change call from bit_value_binop_1 to
14192 (bit_value_assume_aligned): Likewise.
14193 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
14194 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
14196 (ccp_finalize): Skip processing if val->mask == 0.
14197 * ipa-cp.c: Include tree-ssa-ccp.h
14198 (ipcp_bits_lattice): New class.
14199 (ipcp_param_lattice (bits_lattice): New member.
14200 (print_all_lattices): Call ipcp_bits_lattice::print.
14201 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
14202 (initialize_node_lattices): Likewise.
14203 (propagate_bits_accross_jump_function): New function.
14204 (propagate_constants_accross_call): Call
14205 propagate_bits_accross_jump_function.
14206 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
14207 (ipcp_store_bits_results): New function.
14208 (ipcp_driver): Call ipcp_store_bits_results.
14209 * ipa-prop.h (ipa_bits): New struct.
14210 (ipa_jump_func): Add new member bits of type ipa_bits.
14211 (ipa_param_descriptor): Change decl to decl_or_type.
14212 (ipa_get_param): Change decl to decl_or_type and assert on
14214 (ipa_get_type): New function.
14215 (ipcp_transformation_summary): New member bits.
14216 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
14217 (ipa_populate_param_decls): Likewise.
14218 (ipa_dump_param): Likewise.
14219 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
14221 (ipa_set_jf_unknown): Set ipa_bits::known to false.
14222 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
14224 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
14225 (ipa_write_jump_function): Add streaming for ipa_bits.
14226 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
14227 (write_ipcp_transformation_info): Add streaming for ipa_bits
14228 summary for ltrans.
14229 (read_ipcp_transfomration_info): Add support for reading streamed
14231 (ipcp_update_bits): New function.
14232 (ipcp_transform_function): Call ipcp_update_bits.
14234 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
14236 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
14237 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
14239 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
14241 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
14243 2016-08-25 Richard Biener <rguenther@suse.de>
14245 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
14246 Only add locations in late dwarf.
14247 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
14248 (dwarf2out_early_finish): But do it here.
14250 2016-08-24 Michael Collison <michael.collison@linaro.org>
14251 Michael Collison <michael.collison@arm.com>
14253 * config/arm/arm-modes.def: Add new condition code mode CC_V
14254 to represent the overflow bit.
14255 * config/arm/arm.c (maybe_get_arm_condition_code):
14256 Add support for CC_Vmode.
14257 (arm_gen_unlikely_cbranch): New function to generate common
14258 rtl conditional branches for overflow patterns.
14259 * config/arm/arm-protos.h: Add prototype for
14260 arm_gen_unlikely_cbranch.
14261 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
14262 addsi3_compareV_upper): New patterns to support signed
14263 builtin overflow add operations.
14264 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
14265 New patterns to support unsigned builtin add overflow operations.
14266 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
14267 builtin overflow subtract operations,
14268 (usubv<mode>4): New patterns to support unsigned builtin subtract
14269 overflow operations.
14270 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
14271 to support builtin overflow negate operations.
14273 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14276 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14278 * explow.c (get_dynamic_stack_size): Take known alignment of stack
14279 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
14282 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
14284 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
14285 MULTILIB_OPTIONS should be used. Small wording fixes.
14286 * genmultilib: Memorize set of all option combinations in
14287 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
14288 found in MULTILIB_OPTIONS by checking if option set is listed in
14289 combination_space. Output new and existing error message to stderr.
14291 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
14293 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
14294 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
14295 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
14296 (MULTILIB_REUSE): Remove reuse rules for option set including
14297 -mfpu=fp-armv8 and -mfpu=vfpv4
14299 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
14301 * config/arm/t-rtems: Add vfp multilib.
14303 2016-08-23 Ian Lance Taylor <iant@golang.org>
14305 * config/s390/s390.c (s390_asm_file_start): Call
14306 default_file_start.
14308 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14310 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
14311 initialization of all 0's to the 0 constant, instead of directly
14312 generating XOR. Add support for V4SImode vector initialization on
14313 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
14314 initialization. Change variables used in V4SFmode vector
14315 intialization. For V4SFmode vector splat on ISA 3.0, make sure
14316 any memory addresses are in index form. Add support for using
14317 VSPLTH/VSPLTB to initialize vector short and vector char vectors
14318 with all of the same element.
14319 (regno_or_subregno): New helper function to return a register
14320 number for either REG or SUBREG.
14321 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
14322 Use regno_or_subregno where possible.
14323 (rs6000_split_v4si_init_di_reg): New helper function to build up a
14324 DImode value from two SImode values in order to generate V4SImode
14325 vector initialization on 64-bit systems with direct move.
14326 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
14328 (rtx_is_swappable_p): V4SImode vector initialization insn is not
14330 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
14332 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
14333 attributes to initialize V8HImode and V16QImode vectors with the
14335 (VSX_SPLAT_COUNT): Likewise.
14336 (VSX_SPLAT_SUFFIX): Likewise.
14337 (UNSPEC_VSX_VEC_INIT): New unspec.
14338 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
14339 Allow SFmode values to come from Altivec registers.
14340 (vsx_init_v4si): New insn/split for V4SImode vector initialization
14341 on 64-bit systems with direct move.
14342 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
14343 vector initializations, to allow V4SImode vector initializations
14344 on 64-bit systems with direct move.
14345 (vsx_splat_v4si): Likewise.
14346 (vsx_splat_v4si_di): Likewise.
14347 (vsx_splat_v4sf): Likewise.
14348 (vsx_splat_v4sf_internal): Likewise.
14349 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
14351 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
14352 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
14353 initializing V8HImode and V16QImode vectors with the same
14355 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
14356 optimization if -maltivec=be.
14358 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
14360 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
14361 attribute for alternatives 3 and 4.
14363 2016-08-23 David Malcolm <dmalcolm@redhat.com>
14365 * selftest.c (selftest::assert_str_contains): New function.
14366 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
14367 * selftest.h (selftest::assert_str_contains): New decl.
14368 (ASSERT_STR_CONTAINS): New macro.
14370 2016-08-23 Richard Biener <rguenther@suse.de>
14372 PR tree-optimization/77286
14373 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
14375 (vect_transform_loop): Split exit edges of loop and scalar
14376 loop if required and at the appropriate time.
14378 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14380 * explow.c (get_dynamic_stack_size): Take known alignment of stack
14381 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
14383 Correct a typo in a comment.
14385 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14387 * config/s390/s390.md ("*andc_split"): New splitter for and with
14390 2016-08-23 Richard Biener <rguenther@suse.de>
14392 PR tree-optimization/27336
14393 * tree-vrp.c (infer_value_range): Handle stmts that can throw
14394 by looking for a non-EH edge.
14395 (process_assert_insertions_for): Likewise.
14397 2016-08-23 Richard Biener <rguenther@suse.de>
14399 PR middle-end/77305
14400 * statistics.c (statistics_counter_event): Robustify against
14403 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14405 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
14406 for targets amdfam10 and barcelona.
14408 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
14410 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
14411 (zero_extend<mode>di2): Ditto.
14412 (*zero_extend<mode>si2): Ditto.
14413 (*zero_extendqihi2): Ditto.
14415 2016-08-22 Joseph Myers <joseph@codesourcery.com>
14417 PR middle-end/77269
14418 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
14419 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
14421 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
14423 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
14424 identical consecutive elements.
14425 [SSA_NAME]: Print the name's def stmt on its own line. When printing
14426 the node's def stmt, avoid printing an unwanted trailing newline by
14427 replacing the call to print_gimple_stmt() with its inlined body and
14428 adjusting it to not set pp_needs_newline and to call pp_flush()
14429 instead of pp_newline_and_flush().
14431 2016-08-22 Joseph Myers <joseph@codesourcery.com>
14433 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
14434 (float32_type_node, float64_type_node, float32x_type_node)
14435 (float128x_type_node): New macros.
14436 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
14437 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
14438 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
14439 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
14440 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
14441 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
14442 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
14443 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
14444 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
14445 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
14446 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
14447 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
14448 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
14449 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
14450 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
14451 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
14452 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
14453 (copysign, fabs, huge_val, inf, nan, nans): Use it.
14454 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
14456 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
14457 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
14458 * doc/extend.texi (Other Builtins): Document these built-in
14460 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
14463 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
14465 * doc/install.texi (Binaries): www.opencsw.org now uses https.
14467 2016-08-22 Richard Biener <rguenther@suse.de>
14469 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
14471 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
14474 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
14475 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
14476 non-SSE2 athlons only, otherwise prefer SSE prefetches.
14478 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14480 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
14481 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
14482 (vrp_visit_switch_stmt): Likewise.
14483 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
14484 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
14485 (vrp_visit_stmt): Use extract_range_from_stmt.
14486 (vrp_visit_phi_node): Use extract_range_from_phi_node.
14488 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14490 * Makefile.in: Add tree-vrp.h to GTFILES.
14491 * gengtype.c (open_base_files): Add tree-vrp.h.
14492 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
14493 * builtins.c: Likewise.
14494 * fold-const.c: Likewise.
14495 * gimple-builder.c: Likewise.
14496 * gimple-laddress.c: Likewise.
14497 * hsa-gen.c: Likewise.
14498 * internal-fn.c: Likewise.
14500 * targhooks.c: Liewise,
14501 * tree-ssa-address.c: Likewise.
14502 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
14503 * tree-vrp.c (struct value_range): Move to tree-vrp.h
14504 * tree-vrp.h: New file.
14506 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14508 PR tree-optimization/61839
14509 * tree-vrp.c (two_valued_val_range_p): New.
14510 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
14511 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
14512 Also Convert VAR BINOP CST where VAR is two-valued to
14513 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
14515 2016-08-19 David Malcolm <dmalcolm@redhat.com>
14517 * diagnostic-show-locus.c
14518 (layout::annotation_line_showed_range_p): New method.
14519 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
14520 Reimplement case fixit_hint::REPLACE to cover removals, and
14521 replacements where the range of the replacement isn't one
14522 of the ranges in the rich_location.
14523 (test_one_liner_fixit_replace): Likewise.
14524 (selftest::test_one_liner_fixit_replace_non_equal_range): New
14526 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
14528 (selftest::test_diagnostic_show_locus_one_liner): Call the new
14530 * diagnostic.c (print_parseable_fixits): Remove case
14531 fixit_hint::REMOVE.
14533 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
14536 * config/i386/i386.c (ix86_option_override_internal): Remove
14537 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
14538 Enable SSE prefetch also for TARGET_PREFETCHWT1.
14539 Do not try to enable TARGET_PRFCHW ISA flag here.
14540 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
14541 Rewrite expander function body.
14542 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
14544 2016-08-19 Joseph Myers <joseph@codesourcery.com>
14547 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
14548 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
14549 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
14550 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
14551 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
14552 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
14553 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
14554 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
14555 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
14557 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
14559 (struct floatn_type_info): New structure type.
14560 (floatn_nx_types): New variable declaration.
14561 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
14562 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
14563 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
14564 * tree.c (floatn_nx_types): New variable.
14565 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
14566 corresponding complex types.
14567 * target.def (floatn_mode): New hook.
14568 * targhooks.c: Include "real.h".
14569 (default_floatn_mode): New function.
14570 * targhooks.h (default_floatn_mode): New prototype.
14571 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
14573 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
14574 effective-target and dg-add-options keywords.
14575 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
14576 Document new effective-target keywords.
14577 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
14578 * doc/tm.texi: Regenerate.
14579 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
14580 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
14581 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
14583 * real.h (struct real_format): Add field ieee_bits.
14584 * real.c (ieee_single_format, mips_single_format)
14585 (motorola_single_format, spu_single_format, ieee_double_format)
14586 (mips_double_format, motorola_double_format)
14587 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
14588 (ieee_extended_intel_128_format)
14589 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
14590 (mips_extended_format, ieee_quad_format, mips_quad_format)
14591 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
14592 (decimal_double_format, decimal_quad_format, ieee_half_format)
14593 (arm_half_format, real_internal_format: Initialize ieee_bits
14595 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
14596 float128_type_node. Set float80_type_node to float64x_type_node
14597 if appropriate and long_double_type_node not appropriate.
14598 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
14599 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
14600 Initialize ieee_bits field.
14601 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
14602 (rs6000_init_builtins): Set ieee128_float_type_node to
14603 float128_type_node.
14604 (rs6000_floatn_mode): New function.
14606 2016-08-19 Jakub Jelinek <jakub@redhat.com>
14608 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
14609 _rdseed64_step): Uglify argument names and/or local variable names
14610 in inline functions.
14611 * config/i386/rtmintrin.h (_xabort): Likewise.
14612 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
14613 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
14614 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
14615 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
14616 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
14617 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
14618 _mm_maskz_ternarylogic_epi32): Likewise.
14619 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
14620 __lwpins32, __lwpins64): Likewise.
14621 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
14622 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
14623 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
14624 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
14625 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
14626 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
14627 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
14628 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
14629 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
14630 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
14631 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
14632 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
14633 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
14634 _mm256_mask_i64gather_epi32): Likewise.
14635 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
14636 * config/i386/ia32intrin.h (__writeeflags): Likewise.
14637 * config/i386/pkuintrin.h (_wrpkru): Likewise.
14638 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
14639 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
14640 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
14641 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
14642 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
14643 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
14644 _mm512_mask_prefetch_i64scatter_ps): Likewise.
14645 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
14646 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
14647 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
14648 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
14649 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
14650 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
14651 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
14652 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
14654 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
14656 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
14657 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
14659 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
14660 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
14662 (_rdpkru_u32): Add space after function name.
14664 * config/i386/t-i386 (i386-c.o): Don't depend on
14665 i386-builtin-types.inc.
14666 (i386.o): Depend on i386-builtin-types.inc.
14668 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
14671 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
14672 Use const_vec_duplicate to check for duplicated elements.
14674 2016-08-19 Richard Biener <rguenther@suse.de>
14676 PR tree-optimization/77290
14677 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14678 Fix flag_tree_parallelize_loops check.
14680 2016-08-19 Richard Biener <rguenther@suse.de>
14682 * match.pd (x | 0 -> x): Add.
14684 2016-08-19 Richard Biener <rguenther@suse.de>
14686 PR tree-optimization/77286
14687 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
14688 Deal with virtual PHIs being out-of-order.
14690 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14692 * doc/invoke.texi (fverbose-asm): Note that source code lines
14693 are emitted, and provide an example.
14694 * final.c (asm_show_source): New function.
14695 (final_scan_insn): Call asm_show_source.
14697 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14699 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
14700 param with diagnostic_kind.
14701 (class colorizer): Similarly replace field m_diagnostic with
14703 (colorizer::colorizer): Replace diagnostic
14704 param with diagnostic_kind.
14705 (colorizer::begin_state): Update for above field change.
14706 (layout::layout): Replace diagnostic param with rich_location *
14707 and diagnostic_kind.
14708 (diagnostic_show_locus): Replace diagnostic param with richloc
14709 and diagnostic_kind.
14710 (class selftest::test_diagnostic_context): New class.
14711 (selftest::test_diagnostic_show_locus_unknown_location): New
14713 (selftest::test_one_liner_simple_caret): New function.
14714 (selftest::test_one_liner_caret_and_range): New function.
14715 (selftest::test_one_liner_multiple_carets_and_ranges): New
14717 (selftest::test_one_liner_fixit_remove): New function.
14718 (selftest::test_one_liner_fixit_replace): New function.
14719 (selftest::test_diagnostic_show_locus_one_liner): New function.
14720 (selftest::diagnostic_show_locus_c_tests): Call the new test
14722 * diagnostic.c (diagnostic_initialize): Initialize
14723 colorize_source_p, show_ruler_p and parseable_fixits_p.
14724 (default_diagnostic_finalizer): Update for change to
14725 diagnostic_show_locus.
14726 (diagnostic_append_note): Likewise.
14727 * diagnostic.h (diagnostic_show_locus): Replace
14728 const diagnostic_info * param with location * and diagnostic_t.
14730 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14732 * input.c (saved_line_table): New global.
14733 (class selftest::temp_line_table): Rename to line_table_test and
14734 move declaration to selftest.h, and drop field m_old_line_table.
14735 (selftest::temp_line_table::temp_line_table): Rename ctor to...
14736 (selftest::line_table_test::line_table_test): ...this. Add a
14737 default ctor. Store current value of line_table within
14739 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
14740 (selftest::line_table_test::~line_table_test): ...this, and
14741 restore line_table from the saved_line_table, rather than
14743 (selftest::test_accessing_ordinary_linemaps): Update for above
14745 (selftest::test_lexer): Likewise.
14746 (struct selftest::lexer_test): Likewise.
14747 (selftest::lexer_test::lexer_test): Likewise.
14748 (selftest::input_c_tests): Move the looping over test cases from
14750 (selftest::for_each_line_table_case): New function.
14751 * input.h (saved_line_table): New decl.
14752 * selftest.h (struct selftest::line_table_case): New forward decl.
14753 (class selftest::line_table_test): New class, moved here from
14754 selftest::temp_line_table in input.c, and renamed.
14755 (selftest::for_each_line_table_case): New decl.
14757 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
14760 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
14762 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
14764 PR middle-end/70895
14765 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
14766 enclosing parallel construct for reduction variables on OpenACC loop
14769 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
14771 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
14772 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
14774 (function_to_dwarf_procedure): Update comment.
14776 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14778 * input.c (diagnostics_file_cache_forcibly_evict_file): New
14780 * input.h (diagnostics_file_cache_forcibly_evict_file): New
14782 * selftest.c (selftest::temp_source_file::~temp_source_file):
14783 Evict m_filename from the diagnostic file cache.
14785 2016-08-18 Richard Biener <rguenther@suse.de>
14787 * tree-pass.h (make_pass_materialize_all_clones): Declare.
14788 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
14789 make_pass_materialize_all_clones): New simple IPA pass encapsulating
14790 clone materialization.
14791 * passes.def (all_late_ipa_passes): Start with
14792 pass_materialize_all_clones.
14793 * cgraphunit.c (symbol_table::compile): Remove call to
14794 materialize_all_clones.
14795 * tree-into-ssa.c: Include statistics.h.
14796 (update_ssa): Count number of times we do incremental/rewrite
14799 2016-08-18 Richard Biener <rguenther@suse.de>
14801 PR tree-optimization/77282
14802 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14803 When doing auto-parallelizing also prevent use of PHIs that
14804 carry dependences across loop backedges.
14806 2016-08-18 Tamar Christina <tamar.christina@arm.com>
14807 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14809 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
14811 2016-08-18 Richard Biener <rguenther@suse.de>
14813 * ssa-iterators.h (ssa_vuse_operand): New inline.
14814 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
14815 (predicate_all_scalar_phis): Use remove_phi_node to remove
14816 phi nodes predicated. Delay removing virtual PHIs.
14817 (predicate_mem_writes): Update virtual operands.
14818 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
14819 (tree_if_conversion): Do not rewrite virtual SSA form.
14820 * tree-phinodes.c (release_phi_node): Make static.
14821 * tree-phinodes.h (release_phi_node): Remove.
14823 2016-08-18 Jakub Jelinek <jakub@redhat.com>
14825 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
14826 codes that appear in bdesc_* arrays, instead include i386-builtin.def
14827 twice to define those.
14828 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
14829 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
14830 bdesc_multi_arg): Define by including i386-builtin.def the third time.
14831 * config/i386/i386-builtin.def: New file.
14833 2016-08-17 David Malcolm <dmalcolm@redhat.com>
14835 * input.c (get_source_range_for_char): Rename to...
14836 (selftest::get_source_range_for_char): ...this, and move within
14837 the #if CHECKING_P guard.
14838 (get_num_source_ranges_for_substring): Rename to...
14839 (selftest::get_num_source_ranges_for_substring): ...this, move
14840 within the #if CHECKING_P guard, and make static.
14841 (selftest::assert_num_substring_ranges): Initialize
14844 2016-08-18 Alan Modra <amodra@gmail.com>
14846 PR rtl-optimization/72771
14847 * reload.c (find_reloads): Don't assume that a subreg mem is OK
14848 when find_reloads_toplev returns address_reloaded==-1.
14849 (alternative_allows_const_pool_ref): Update comment.
14851 2015-08-17 Alan Hayward <alan.hayward@arm.com>
14853 PR tree-optimization/71752
14854 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
14855 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
14857 2016-08-17 Jakub Jelinek <jakub@redhat.com>
14859 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
14860 instead of testing ECF_NORETURN bit in gimple_call_flags.
14861 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
14862 * predict.c (tree_bb_level_predictions): Likewise.
14863 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
14865 PR middle-end/77259
14866 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
14867 turning a call into __builtin_unreachable-like noreturn call, adjust
14868 gimple_call_set_fntype.
14869 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
14870 gimple_call_fntype has void return type.
14872 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
14874 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
14875 maybe_lookup_decl, to handle nested acc loop directives.
14877 2016-08-17 Richard Biener <rguenther@suse.de>
14879 PR tree-optimization/76490
14880 * tree-vrp.c (update_value_range): Preserve overflow infinities
14881 when intersecting with ranges from get_range_info.
14882 (operand_less_p): Handle overflow infinities correctly.
14883 (value_range_constant_singleton): Use vrp_operand_equal_p
14884 to handle overflow max/min correctly.
14885 (vrp_valueize): Likewise.
14886 (union_ranges): Likewise.
14887 (intersect_ranges): Likewise.
14888 (vrp_visit_phi_node): Improve iteration limitation to only
14889 apply when we'll possibly re-visit the PHI via a changed argument
14892 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
14894 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
14895 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
14896 rather than those that should not be built.
14898 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
14901 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
14903 2016-08-17 Richard Biener <rguenther@suse.de>
14905 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
14906 (verify_vssa): New function verifying virtual SSA form.
14907 (verify_ssa): Call it.
14908 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
14909 Do not apply loop-closed SSA handling to virtuals.
14910 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
14911 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
14912 when rewriting their symbol.
14913 (prepare_def_site_for): Likewise.
14914 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
14915 operands of moved stmts.
14917 2016-08-17 Richard Biener <rguenther@suse.de>
14919 PR tree-optimization/23855
14920 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
14921 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
14922 find guards to hoist. Do not update SSA form but rewrite virtuals
14923 into loop closed SSA.
14924 (find_loop_guard): Adjust to skip already hoisted guards. Do
14925 not mark virtuals for renaming or update SSA form.
14927 2016-08-17 Martin Liska <mliska@suse.cz>
14929 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
14930 a LONG_LONG_TYPE_SIZE comparison.
14931 * gcov-io.h: Remove macro definitions.
14932 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
14933 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
14936 2016-08-16 Jakub Jelinek <jakub@redhat.com>
14938 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
14939 that builtins not mentioned in bdesc_* arrays come first, then
14940 the ones mentioned in bdesc_* arrays in the order they appear in
14941 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
14942 IX86_BUILTIN__BDESC_*_LAST enumerator.
14943 (bdesc_mpx): Fix up a comment typo.
14944 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
14945 __builtin_ia32_vpcomneu[bwdq] builtins.
14946 (BDESC_VERIFY, BDESC_VERIFYS): Define.
14947 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
14948 enum ix86_builtins ordering.
14949 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
14950 for direct bdesc_* array member access instead of searching all the
14951 arrays until an fcode match is found.
14953 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
14955 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
14956 pattern as define_insn_and_split. Split insn before reload to
14958 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
14959 <shift_insn><mode>3_1.
14960 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
14961 <rotate_insn><mode>3_1.
14963 2016-08-16 David Malcolm <dmalcolm@redhat.com>
14966 * input.c (get_source_range_for_substring): Rename to...
14967 (get_source_location_for_substring): ...this, adding param
14968 "caret_idx", and converting output param from source_range * to
14970 (get_source_range_for_char): New function.
14971 (get_num_source_ranges_for_substring): Update comment to reflect
14973 (assert_char_at_range): Update to use get_source_range_for_char
14974 rather than get_source_range_for_substring.
14975 (test_lexer_string_locations_concatenation_2): Likewise.
14976 * substring-locations.h (get_source_range_for_substring): Rename
14978 (get_source_location_for_substring): ...this, and adding param
14979 "caret_idx", and converting output param from source_range * to
14982 2016-08-16 David Malcolm <dmalcolm@redhat.com>
14984 * input.c (class selftest::temp_source_file): Move to
14986 (selftest::temp_source_file::temp_source_file): Move to
14988 (selftest::temp_source_file::~temp_source_file): Likewise.
14989 * selftest.c (selftest::temp_source_file::temp_source_file): Move
14991 (selftest::temp_source_file::~temp_source_file): Likewise.
14992 * selftest.h (class selftest::temp_source_file): Move here from
14995 2016-08-16 Jakub Jelinek <jakub@redhat.com>
14998 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
14999 inlining, add cgraph edge for the added __builtin_unreachable call.
15001 PR middle-end/67485
15002 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
15003 only cast it to SHWI for the final comparison.
15005 2016-08-16 Martin Liska <mliska@suse.cz>
15007 PR gcov-profile/36412
15008 * doc/gcov.texi: Document --hash-filenames(-x).
15009 * gcov.c (print_usage): Add the option.
15010 (process_args): Process the option, sort options alphabetically.
15011 (md5sum_to_hex): New function.
15012 (make_gcov_file_name): Do the md5sum and append it to a
15015 2016-08-16 Bin Cheng <bin.cheng@arm.com>
15017 PR tree-optimization/69848
15018 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
15019 and swtich operands to avoid additional NOT instruction.
15020 (vcond<v_cmp_mixed><mode>): Ditto.
15021 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
15023 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
15025 * doc/install.texi (*-*-solaris2*): Adjust latest change.
15027 2016-08-16 Richard Biener <rguenther@suse.de>
15029 PR tree-optimization/76783
15030 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
15031 BB visited flags at start.
15033 2016-08-16 Bin Cheng <bin.cheng@arm.com>
15035 PR tree-optimization/72817
15036 PR tree-optimization/73450
15037 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
15038 multiple_of_p for adjusted IV.base.
15040 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
15043 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
15044 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
15045 for !flag_finite_math_only or flag_signed_zeros.
15046 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
15047 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
15048 depend on flag_finite_math_only.
15049 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
15051 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
15052 (*ieee_smin<mode>3): Ditto.
15053 (*ieee_smax<mode>3): Ditto.
15054 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
15055 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
15057 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
15058 depend on flag_finite_math_only.
15059 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
15060 (*mmx_<code>v2sf3): Remove.
15061 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
15062 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
15063 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
15065 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
15067 PR rtl-optimization/73650
15068 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
15069 it is not a simple move.
15071 2016-08-15 Martin Liska <mliska@suse.cz>
15074 * gcc.c (do_spec_1): Call save_string with the right size.
15075 (save_string): Do an assert about string we copy.
15077 2016-08-15 Richard Biener <rguenther@suse.de>
15079 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
15080 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
15082 (pass_data_stv): Likewise.
15084 2016-08-15 Richard Biener <rguenther@suse.de>
15086 PR tree-optimization/73434
15087 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
15088 TBAA info on the base when forwarding a non-invariant address.
15090 2016-08-15 Jakub Jelinek <jakub@redhat.com>
15092 * dwarf2out.c (struct checksum_attributes): Add
15093 at_string_length_bit_size and at_string_length_byte_size fields.
15094 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
15095 and DW_AT_string_length_byte_size.
15096 (die_checksum_ordered): Handle at_string_length_bit_size and
15097 at_string_length_byte_size.
15098 (gen_array_type_die): For dwarf_version >= 5 emit
15099 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
15100 (adjust_string_types): For dwarf_version >= 5 remove
15101 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
15102 (resolve_addr): Likewise.
15105 * dwarf2out.c (string_types): New variable.
15106 (gen_array_type_die): Change early_dwarf handling of
15107 DW_AT_string_length, create DW_OP_call4 referencing the
15108 length var temporarily. Handle parameters that are pointers
15110 (adjust_string_types): New function.
15111 (gen_subprogram_die): Temporarily set string_types to local var,
15112 call adjust_string_types if needed.
15113 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
15115 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
15117 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
15119 * doc/install.texi (*-*-solaris2*): Fix version number and document
15120 requirement on GNU make for building libjava with the Solaris linker.
15122 2016-08-15 Martin Liska <mliska@suse.cz>
15123 Jakub Jelinek <jakub@redhat.com>
15125 PR tree-optimization/72824
15126 * tree-loop-distribution.c (const_with_all_bytes_same)
15127 <case VECTOR_CST>: Fix a typo.
15129 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
15132 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
15133 Renamed from _mm512_undefined_si512.
15134 (_mm_undefined_si512): New definition.
15136 2016-08-13 Richard Biener <rguenther@suse.de>
15138 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
15139 into PHIs and update the lattice for its def.
15141 2016-08-12 Jakub Jelinek <jakub@redhat.com>
15144 * ubsan.c (instrument_si_overflow): Pass true instead of false
15146 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
15147 of bbs. Return TODO_cleanup_cfg if any returned true.
15149 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15151 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
15152 ISA 3.0 MTVSRDD instruction.
15153 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
15156 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
15158 PR tree-optimization/71083
15159 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
15160 bitfield access when possible.
15162 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
15164 PR middle-end/71654
15165 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
15166 sign-changing cast from a shorter unsigned type to a wider
15169 2016-08-12 Jakub Jelinek <jakub@redhat.com>
15171 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
15172 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
15173 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
15175 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15177 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
15178 Correct costs for vec_construct.
15180 2016-08-12 Bin Cheng <bin.cheng@arm.com>
15182 PR tree-optimization/69848
15183 * tree-vectorizer.h (enum vect_def_type): New condition reduction
15184 type CONST_COND_REDUCTION.
15185 * tree-vect-loop.c (vectorizable_reduction): Support new condition
15186 reudction type CONST_COND_REDUCTION.
15188 2016-08-12 Richard Biener <rguenther@suse.de>
15190 PR tree-optimization/57326
15191 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
15192 returning an SSA name.
15193 (phi_translate_1): When fully_constant_expression returns a NAME
15194 make sure we have a leader for it.
15196 2016-08-12 Martin Liska <mliska@suse.cz>
15197 Adam Fineman <afineman@afineman.com>
15199 * gcov.c (process_file): Create .gcov file when .gcda
15202 2016-08-12 Marek Polacek <polacek@redhat.com>
15205 * alias.c (find_base_value): Adjust fall through comment.
15206 * cfgexpand.c (expand_debug_expr): Likewise.
15207 * combine.c (find_split_point): Likewise.
15208 (expand_compound_operation): Likewise. Add FALLTHRU.
15209 (make_compound_operation): Adjust fall through comment.
15210 (canon_reg_for_combine): Add FALLTHRU.
15211 (force_to_mode): Adjust fall through comment.
15212 (simplify_shift_const_1): Likewise.
15213 (simplify_comparison): Likewise.
15214 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
15216 * config/aarch64/predicates.md: Likewise.
15217 * config/i386/i386.c (function_arg_advance_32): Likewise.
15218 (ix86_gimplify_va_arg): Likewise.
15219 (print_reg): Likewise.
15220 (ix86_print_operand): Likewise.
15221 (ix86_build_const_vector): Likewise.
15222 (ix86_expand_branch): Likewise.
15223 (ix86_sched_init_global): Adjust fall through comment.
15224 (ix86_expand_args_builtin): Add FALLTHRU.
15225 (ix86_expand_builtin): Likewise.
15226 (ix86_expand_vector_init_one_var): Likewise.
15227 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
15228 (rs6000_adjust_cost): Likewise.
15229 (insn_must_be_first_in_group): Likewise.
15230 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
15231 * dbxout.c (dbxout_symbol): Adjust fall through comment.
15232 * df-scan.c (df_uses_record): Likewise.
15233 * dojump.c (do_jump): Add FALLTHRU.
15234 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
15236 (resolve_args_picking_1): Adjust fall through comment.
15237 (loc_list_from_tree_1): Likewise.
15238 * expmed.c (make_tree): Likewise.
15239 * expr.c (expand_expr_real_2): Add FALLTHRU.
15240 (expand_expr_real_1): Likewise. Adjust fall through comment.
15241 * fold-const.c (const_binop): Adjust fall through comment.
15242 (fold_truth_not_expr): Likewise.
15243 (fold_cond_expr_with_comparison): Add FALLTHRU.
15244 (fold_binary_loc): Likewise.
15245 (contains_label_1): Adjust fall through comment.
15246 (multiple_of_p): Likewise.
15247 * gcov-tool.c (process_args): Add FALLTHRU.
15248 * genattrtab.c (check_attr_test): Likewise.
15249 (write_test_expr): Likewise.
15250 * genconfig.c (walk_insn_part): Likewise.
15251 * genpreds.c (validate_exp): Adjust fall through comment.
15252 (needs_variable): Likewise.
15253 * gensupport.c (get_alternatives_number): Add FALLTHRU.
15254 (subst_dup): Likewise.
15255 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
15256 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
15257 (gimplify_scan_omp_clauses): Add FALLTHRU.
15258 (goa_stabilize_expr): Likewise.
15259 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
15261 * hsa-gen.c (get_address_from_value): Likewise.
15262 * ipa-icf.c (sem_function::hash_stmt): Likewise.
15263 * ira.c (ira_setup_alts): Add FALLTHRU.
15264 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
15266 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
15267 * opts.c (common_handle_option): Likewise.
15268 * read-rtl.c (read_rtx_code): Likewise.
15269 * real.c (round_for_format): Likewise.
15270 * recog.c (asm_operand_ok): Likewise.
15271 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
15272 * reload1.c (set_label_offsets): Likewise.
15273 (eliminate_regs_1): Likewise.
15274 (reload_reg_reaches_end_p): Likewise.
15275 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
15276 (rtx_cost): Likewise.
15277 * sched-rgn.c (is_exception_free): Likewise.
15278 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
15279 * stor-layout.c (int_mode_for_mode): Likewise.
15280 * toplev.c (print_to_asm_out_file): Likewise.
15281 (print_to_stderr): Likewise.
15282 * tree-cfg.c (gimple_verify_flow_info): Likewise.
15283 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
15284 (chrec_fold_multiply): Likewise.
15285 (evolution_function_is_invariant_rec_p): Likewise.
15286 (for_each_scev_op): Likewise.
15287 * tree-data-ref.c (siv_subscript_p): Likewise.
15288 (get_references_in_stmt): Likewise.
15289 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
15290 (substitute_in_expr): Likewise.
15291 (type_cache_hasher::equal): Likewise.
15292 (walk_type_fields): Likewise.
15293 * var-tracking.c (adjust_mems): Add FALLTHRU.
15294 (set_dv_changed): Adjust fall through comment.
15295 * varasm.c (default_function_section): Add FALLTHRU.
15297 2016-08-12 Marek Polacek <polacek@redhat.com>
15300 * tree-complex.c (expand_complex_division): Add missing break.
15302 2016-08-12 Richard Biener <rguenther@suse.de>
15304 * passes.c (execute_todo): Do not push/pop TV_TODO.
15305 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
15306 (execute_one_pass): Likewise.
15307 * common.opt (ftime-report-details): New switch.
15308 * doc/invoke.texi (ftime-report-details): Document.
15309 * timevar.h (timer::print_row): Adjust signature.
15310 (timer::all_zero): New static helper.
15311 (timer::child_map_t): New typedef.
15312 (timer::time_var_def): Add children field.
15313 * timevar.c (timer::named_items::print): Adjust.
15314 (timer::~timer): Free timevar recorded children.
15315 (timer::pop_internal): When -ftime-report-details record
15316 time spent in sub-timevars.
15317 (timer::print_row): Adjust.
15318 (timer::print): Print sub-timevar stats, use all_zero.
15319 * timevar.def (TV_TODO): Remove.
15321 2016-08-12 Richard Biener <rguenther@suse.de>
15323 PR tree-optimization/72851
15324 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
15325 worklists to use bitmaps indexed in execution order.
15326 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
15327 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
15328 (cfg_blocks): Make a bitmap.
15329 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
15331 (cfg_blocks_empty_p): Adjust.
15332 (cfg_blocks_add): Likewise.
15333 (cfg_blocks_get): Likewise.
15334 (add_ssa_edge): Likewise.
15335 (add_control_edge): Likewise.
15336 (simulate_stmt): Likewise.
15337 (process_ssa_edge_worklist): Likewise.
15338 (simulate_block): Likewise.
15339 (ssa_prop_init): Compute PRE order and stmt UIDs.
15340 (ssa_prop_fini): Adjust.
15341 (ssa_propagate): Adjust.
15343 2016-08-12 Richard Biener <rguenther@suse.de>
15345 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
15346 the currently executable edges have fixed ranges. Always
15347 go through update_value_range.
15349 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
15353 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
15354 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
15355 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
15356 (LANG_HOOKS_DECLS): Add it.
15357 * langhooks.h (struct lang_hooks_for_decls): Add
15358 function_decl_defaulted. Const_tree-ify
15359 function_decl_explicit_p and function_decl_deleted_p.
15360 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
15361 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
15362 also at strict DWARF v5.
15365 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
15366 TYPE_QUAL_CONST in reference-typed decls.
15369 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
15370 in DW_OP_pieces, just enough to handle pointers to member
15372 (gen_remaining_tmpl_value_param_die_attribute): Use a location
15373 expression on DWARFv5 if a constant value doesn't work.
15375 2016-08-11 David Malcolm <dmalcolm@redhat.com>
15377 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
15378 * selftest.c (selftest::test_assertions): New function.
15379 (selftest::selftest_c_tests): New function.
15380 * selftest.h (selftest::selftest_c_tests): New declaration.
15382 2016-08-11 Richard Biener <rguenther@suse.de>
15383 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15385 PR rtl-optimization/72855
15386 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
15388 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15391 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
15392 (vsx_store_<mode>): Likewise.
15394 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
15396 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
15397 TImode CONST_WIDE_INT store.
15398 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
15400 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
15402 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
15403 mode if unaligned SSE load and store are optimal.
15405 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
15407 PR tree-optimization/71083
15408 * tree-predcom.c (ref_at_iteration): Correctly align the
15411 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15413 * config/s390/s390-builtin-types.def: Add INT128 types.
15414 * config/s390/s390-builtins.def: Add INT128 variants for the add
15415 sub low-level builtins dealing with TImode.
15416 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
15417 via subreg when expanding a builtin.
15418 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
15419 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
15421 * config/s390/vecintrin.h: Adjust builtin names accordingly.
15422 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
15423 ("vec_addc<mode>", "vec_addc_u128"): Merge to
15424 "vacc<bhfgq>_<mode>".
15425 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
15426 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
15427 ("vec_subc<mode>", "vec_subc_u128"): Merge to
15428 "vscbi<bhfgq>_<mode>".
15429 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
15430 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
15432 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15434 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
15436 2016-08-11 Bin Cheng <bin.cheng@arm.com>
15438 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
15439 unused declaration.
15440 (vcond<v_cmp_mixed><mode>): Ditto.
15441 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
15443 2016-08-11 Bin Cheng <bin.cheng@arm.com>
15445 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
15446 variable explicitly, also assert on it before use.
15448 2016-08-11 Richard Biener <rguenther@suse.de>
15450 PR tree-optimization/72772
15451 * cfgloopmanip.c (create_preheader): Use split_edge if there
15452 is a single loop entry, avoiding degenerate PHIs.
15454 2016-08-11 Richard Biener <rguenther@suse.de>
15456 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
15457 unconditional TODO_cleanup_cfg.
15458 (pass_thread_jumps::execute): Initialize loops, perform a CFG
15459 cleanup only if we threaded a jump.
15461 2016-08-11 Alan Modra <amodra@gmail.com>
15464 * lra-constraints.c (simplify_operand_subreg): Allow subreg
15465 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
15466 slow. Emit two reloads for slow mem case, first loading in
15467 fast innermode, then converting to required mode.
15469 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
15471 * config/rs6000/altivec.h (vec_extract_exp): New macro.
15472 (vec_extract_sig): New macro.
15473 (vec_insert_exp): New macro.
15474 (vec_test_data_class): New macro.
15475 (scalar_extract_exp): New macro.
15476 (scalar_extract_sig): New macro.
15477 (scalar_insert_exp): New macro.
15478 (scalar_test_data_class): New macro.
15479 (scalar_test_neg): New macro.
15480 (scalar_cmp_exp_gt): New macro.
15481 (scalar_cmp_exp_lt): New macro.
15482 (scalar_cmp_exp_eq): New macro.
15483 (scalar_cmp_exp_unordered): New macro.
15484 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
15485 to enforce constraint that operand is a 7-bit unsigned literal.
15486 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
15487 for power9 built-ins.
15488 (BU_P9V_VSX_2): Likewise.
15489 (BU_P9V_64BIT_VSX_2): Likewise.
15490 (VSEEDP): Add scalar extract exponent support.
15491 (VSEESP): Add scalar extract signature support.
15492 (VSTDCNDP): Add scalar test negative support.
15493 (VSTDCNSP): Likewise.
15494 (VSIEDP): Add scalar insert exponent support.
15495 (VSCEDPGT): Add scalar compare exponent greater than support.
15496 (VSCEDPLT): Add scalar compare exponent less than support.
15497 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
15498 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
15499 (VSTDCDP): Add scalar test data class support.
15500 (VSTDCSP): Likewise.
15501 (VSEEDP): Add overload support for scalar extract exponent
15503 (VSESDP): Add overload support for scalar extract signature
15505 (VSTDCN): Add overload support for scalar test negative
15507 (VSTDCNDP): Add overload support for scalar test negative
15509 (VSTDCNSP): Add overload support for scalar test negative
15511 (VSIEDP): Add overload support for scalar insert exponent
15513 (VSTDC): Add overload support for scalar test data class
15515 (VSTDCDP): Add overload support for scalar test data class
15517 (VSTDCSP): Add overload support for scalar test data class
15519 (VSCEDPGT): Add overload support for scalar compare exponent
15520 greater than operation.
15521 (VSCEDPLT): Add overload support for scalar compare exponent
15522 less than operation.
15523 (VSCEDPEQ): Add overload support for scalar compare exponent
15524 test-for-equality operation.
15525 (VSCEDPUO): Add overload support for scalar compare exponent
15526 test-for-unordered operation.
15527 (VEEDP): Add vector extract exponent support.
15529 (VESDP): Add vector extract significand support.
15531 (VIEDP): Add vector insert exponent support.
15533 (VTDCDP): Add vector test data class support.
15534 (VTDCSP): Likewise.
15535 (VES): Add overload support for vector extract significand operation.
15538 (VEE): Add overload support for vector extract exponent operation.
15541 (VTDC): Add overload support for vector test data class operation.
15542 (VTDCDP): Likewise.
15543 (VTDCSP): Likewise.
15544 (VIE): Add overload support for vector insert exponent operation.
15547 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15548 overloaded binary floating point functions.
15549 (altivec_resolve_overloaded_builtin): Improve error messages to
15550 distinguish between functions not supported in the current
15551 compiler configuration and functions that were invoked with an
15552 invalid parameter combination, and include the built-in function
15553 name in both error messages.
15554 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
15556 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
15558 (rs6000_expand_binop_builtin): Add check to enforce that argument
15559 2 of the test data class operations is a 7-bit unsigned literal.
15560 (rs6000_invalid_builtin): Add code to issue an error message if a
15561 built-in function that requires the power9_vector and -m32
15562 command-line options is compiled without these options.
15563 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
15564 (UNSPEC_VSX_SXSIGDP): New value.
15565 (UNSPEC_VSX_SXSIGPDP): New value.
15566 (UNSPEC_VSX_SIEXPDP): New value.
15567 (UNSPEC_VSX_SCMPEXPDP): New value.
15568 (UNSPEC_VSX_STSTDC): New value.
15569 (UNSPEC_VSX_VXEXP): New value.
15570 (UNSPEC_VSX_VXSIG): New value.
15571 (UNSPEC_VSX_VIEXP): New value.
15572 (UNSPEC_VSX_VTSTDC): New value.
15573 (xsxexpdp): New insn for scalar extract exponent.
15574 (xsxsigdp): New insn for scalar extract significand.
15575 (xsiexpdp): New insn for scalar insert exponent.
15576 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
15577 (*xscmpexpdp): New insn for scalar compare exponents.
15578 (xststdc<Fvsx): New expansion for both single- and
15579 double-precision scalar test data class operations.
15580 (xststdcneg<Fvsx>): New expansion for both single- and
15581 double-precision scalar test for negative value operations.
15582 (*xststdc<Fvsx>): New insn for scalar test data class
15584 (xvxexp<VSs>): New insn for single- and double-precision
15585 vector extract exponent operation.
15586 (xvxsig<VSs>): New insn for single- and double-precision
15587 vector extract significand operation.
15588 (xviexp<VSs>): New insn for single- and double-precision
15589 vector insert exponent operation.
15590 (xvtstdc<VSs>): New insn for single- and double-precision
15591 vector test data class operation.
15592 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
15593 built-in functions to represent the Power9 binary floating-point
15594 support instructions.
15596 2016-08-10 bin cheng <bin.cheng@arm.com>
15598 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
15600 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
15601 Renlin Li <renlin.li@arm.com>
15602 Bin Cheng <bin.cheng@arm.com>
15604 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
15605 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
15606 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
15607 (aarch64_vcond_internal<mode><mode>): Delete pattern.
15608 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
15609 (vcond<v_cmp_result><mode>): Ditto.
15610 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
15611 (vcondu<mode><mode>): Ditto.
15612 (vcond<v_cmp_mixed><mode>): New pattern.
15613 (vcondu<mode><v_cmp_mixed>): New pattern.
15614 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
15615 of aarch64_vcond_internal.
15617 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
15618 Renlin Li <renlin.li@arm.com>
15619 Bin Cheng <bin.cheng@arm.com>
15621 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
15622 (vec_cmp<mode><v_cmp_result>): New pattern.
15623 (vec_cmpu<mode><mode>): New pattern.
15624 (vcond_mask_<mode><v_cmp_result>): New pattern.
15626 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
15628 PR tree-optimization/71734
15629 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
15630 REF_LOOP, invoke ref_indep_loop_p_1.
15631 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
15632 to ref_indep_loop_p.
15633 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
15634 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
15635 is inside LOOP, do not cache dpendence value for loops with
15637 (ref_indep_loop_p_2): Delete function.
15638 (can_sm_ref_p): Pass LOOP as additional argument to
15641 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
15644 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
15645 being an offsettable address.
15647 2016-08-10 Martin Liska <mliska@suse.cz>
15649 PR gcov-profile/58306
15650 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
15651 atomic variants of profile update functions.
15653 2016-08-10 Martin Liska <mliska@suse.cz>
15655 Cherry picked (and modified) from google-4_7 branch
15656 2012-12-26 Rong Xu <xur@google.com>
15657 * common.opt (fprofile-update): Add new flag.
15658 * coretypes.h: Define enum profile_update.
15659 * doc/invoke.texi: Document -fprofile-update.
15660 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
15661 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
15662 * tree-profile.c (gimple_init_edge_profiler): Generate
15663 also atomic profiler update.
15664 (gimple_gen_edge_profiler): Likewise.
15666 2016-08-10 David Malcolm <dmalcolm@redhat.com>
15668 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
15669 stack_usage_file to NULL after fclose calls.
15671 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15674 * reload.c (push_reload): Compute subreg_in_class for
15675 subregs of constants and plus expressions. Remove special
15676 handling of SYMBOL_REFs.
15678 2016-08-10 Alan Modra <amodra@gmail.com>
15681 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
15682 SImode for TARGET_E500_DOUBLE when given SImode.
15684 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
15686 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
15687 unused variable __O.
15689 2016-08-09 Martin Liska <mliska@suse.cz>
15691 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
15692 _gcov_reset to __gcov_reset.
15693 * doc/gcov-tool.texi: Fix typo.
15695 2016-08-09 Martin Liska <mliska@suse.cz>
15697 * value-prof.c (gimple_divmod_values_to_profile): Do not
15698 instrument MOD histogram if a value is not a SSA name.
15700 2016-08-09 Martin Liska <mliska@suse.cz>
15702 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
15705 2016-08-09 Renlin Li <renlin.li@arm.com>
15707 PR middle-end/64971
15708 * calls.c (prepare_call_address): Convert funexp to Pmode when
15710 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
15711 (sibcall_value): Likewise.
15713 2016-08-09 Marek Polacek <polacek@redhat.com>
15716 * cselib.c (cselib_expand_value_rtx_1): Add return.
15717 * gengtype.c (dbgprint_count_type_at): Likewise.
15718 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
15719 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
15721 2016-08-09 Martin Jambor <mjambor@suse.cz>
15724 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
15725 if instance is a MEM_REF.
15727 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
15730 * config/i386/i386.md (*movtf_internal): Use
15731 lra_in_progress || reload_completed instead of !can_create_pseudo_p
15732 in the insn constraint.
15733 (*movxf_internal): Ditto.
15734 (*movdf_internal): Ditto.
15735 (*movsf_internal): Ditto.
15737 2016-08-09 Bin Cheng <bin.cheng@arm.com>
15739 PR tree-optimization/72772
15740 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
15743 2016-08-09 Bin Cheng <bin.cheng@arm.com>
15745 PR tree-optimization/72772
15746 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
15748 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
15749 parameter STOP and update calls. Move expand_simple_operations
15750 function call from here...
15751 (simplify_using_initial_conditions): ...to here. Delete parameter
15753 (tree_simplify_using_condition): Delete parameter STOP.
15754 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
15755 simplify_using_initial_conditions.
15757 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
15760 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
15761 Use create_tmp_var_raw instead of create_tmp_var.
15763 2016-08-09 Richard Biener <rguenther@suse.de>
15765 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
15766 Treat same SSA names related.
15768 2016-08-09 Jakub Jelinek <jakub@redhat.com>
15770 PR tree-optimization/72824
15771 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
15772 real_zerop is not negative.
15774 2016-08-09 Richard Biener <rguenther@suse.de>
15776 PR tree-optimization/71802
15777 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
15778 all merge opportunities with the predecessor.
15780 2016-08-09 Richard Biener <rguenther@suse.de>
15783 * ipa-prop.c (ipa_modify_formal_parameters): Build
15784 parameter types with natural alignment also for the
15787 2016-08-08 Andi Kleen <ak@linux.intel.com>
15789 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
15791 2016-08-08 David Malcolm <dmalcolm@redhat.com>
15794 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
15795 do-nothing langhook.
15796 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
15797 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
15798 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
15799 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
15801 2016-08-08 David Malcolm <dmalcolm@redhat.com>
15804 * input.c: Ensure that HAVE_ICONV is defined.
15806 2016-08-08 Jakub Jelinek <jakub@redhat.com>
15808 PR middle-end/72781
15809 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
15810 private vars for lastprivate and for linear iterator.
15812 PR middle-end/68762
15813 * omp-simd-clone.c: Include varasm.h.
15814 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
15815 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
15816 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
15817 update function name.
15819 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
15821 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
15822 (avr_diagnose_devicespecs_error): Remove.
15823 (avr_devicespecs_file): Remove composing absolute path for specfile
15824 and its verbose info. Remove conditions to check specs-file,
15826 2016-08-08 Jakub Jelinek <jakub@redhat.com>
15828 PR rtl-optimization/72821
15829 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
15830 just return false for them.
15832 2016-08-08 Alan Modra <amodra@gmail.com>
15835 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
15836 toc refs created during reload. Update function comment.
15838 2016-08-08 Alan Modra <amodra@gmail.com>
15841 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
15842 alternatives. Put loads first, then stores, and reg/reg moves
15843 within same class later. Delete attr length.
15845 2016-08-08 Alan Modra <amodra@gmail.com>
15848 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
15849 (mem_operand_ds_form): New predicate.
15850 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
15851 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
15852 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
15853 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
15854 (extendsfdf2_fpr): Replace o constraint with wY.
15856 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
15858 * tree-ssa-threadbackward.c: Include tree-inline.h
15859 (profitable_jump_thread_path): Use estimate_num_insns to estimate
15860 size of copied block; for cold paths reduce duplication.
15861 (find_jump_threads_backwards): Remove redundant tests.
15862 (pass_thread_jumps::gate): Enable for -Os.
15864 2016-08-07 Jakub Jelinek <jakub@redhat.com>
15867 * stor-layout.c (layout_decl): Fix up formatting.
15868 (relayout_decl): Allow DECL to be FIELD_DECL.
15870 2016-08-07 Alan Modra <amodra@gmail.com>
15872 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
15874 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
15876 * data-streamer-in.c (streamer_read_wide_int): New.
15877 (streamer_read_widest_int): Renamed function.
15878 * data-streamer-out.c (streamer_write_wide_int): New
15879 (streamer_write_widest_int): Renamed function.
15880 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
15882 (input_cfg): Call renamed function.
15883 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
15885 (output_cfg): Call renamed function.
15886 * data-streamer.h: Add declarations.
15888 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15890 * tree-ssa-ccp.c (extend_mask): New param sgn.
15891 Remove ORing with wi::mask.
15892 (get_default_value): Adjust call to extend_mask to pass sign.
15893 (evaluate_stmt): Likewise.
15895 2016-08-06 Jakub Jelinek <jakub@redhat.com>
15897 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
15900 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15902 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
15903 transform if operand's type is pointer to function or method.
15905 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
15907 PR tree-optimization/18046
15908 * tree-ssa-threadedge.c: Include cfganal.h.
15909 (simplify_control_statement_condition): If simplifying a
15910 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
15911 with the dominating ASSERT_EXPR before handing it off to VRP.
15912 Mention that a CASE_LABEL_EXPR may be returned.
15913 (thread_around_empty_blocks): Adjust to handle
15914 simplify_control_statement_condition() returning a
15916 (thread_through_normal_block): Likewise.
15917 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
15918 a switch statement by trying to determine which case label
15921 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
15923 PR rtl-optimization/69847
15924 * lra-constraints.c (process_invariant_for_inheritance): Save
15925 pattern instead of src.
15926 (remove_inheritance_pseudos): Use the pattern. Add assert.
15928 2016-08-05 David Malcolm <dmalcolm@redhat.com>
15930 * input.c (string_concat::string_concat): New constructor.
15931 (string_concat_db::string_concat_db): New constructor.
15932 (string_concat_db::record_string_concatenation): New method.
15933 (string_concat_db::get_string_concatenation): New method.
15934 (string_concat_db::get_key_loc): New method.
15935 (class auto_cpp_string_vec): New class.
15936 (get_substring_ranges_for_loc): New function.
15937 (get_source_range_for_substring): New function.
15938 (get_num_source_ranges_for_substring): New function.
15939 (class selftest::lexer_test_options): New class.
15940 (struct selftest::lexer_test): New struct.
15941 (class selftest::ebcdic_execution_charset): New class.
15942 (selftest::ebcdic_execution_charset::s_singleton): New variable.
15943 (selftest::lexer_test::lexer_test): New constructor.
15944 (selftest::lexer_test::~lexer_test): New destructor.
15945 (selftest::lexer_test::get_token): New method.
15946 (selftest::assert_char_at_range): New function.
15947 (ASSERT_CHAR_AT_RANGE): New macro.
15948 (selftest::assert_num_substring_ranges): New function.
15949 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
15950 (selftest::assert_has_no_substring_ranges): New function.
15951 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
15952 (selftest::test_lexer_string_locations_simple): New function.
15953 (selftest::test_lexer_string_locations_ebcdic): New function.
15954 (selftest::test_lexer_string_locations_hex): New function.
15955 (selftest::test_lexer_string_locations_oct): New function.
15956 (selftest::test_lexer_string_locations_letter_escape_1): New function.
15957 (selftest::test_lexer_string_locations_letter_escape_2): New function.
15958 (selftest::test_lexer_string_locations_ucn4): New function.
15959 (selftest::test_lexer_string_locations_ucn8): New function.
15960 (selftest::uint32_from_big_endian): New function.
15961 (selftest::test_lexer_string_locations_wide_string): New function.
15962 (selftest::uint16_from_big_endian): New function.
15963 (selftest::test_lexer_string_locations_string16): New function.
15964 (selftest::test_lexer_string_locations_string32): New function.
15965 (selftest::test_lexer_string_locations_u8): New function.
15966 (selftest::test_lexer_string_locations_utf8_source): New function.
15967 (selftest::test_lexer_string_locations_concatenation_1): New
15969 (selftest::test_lexer_string_locations_concatenation_2): New
15971 (selftest::test_lexer_string_locations_concatenation_3): New
15973 (selftest::test_lexer_string_locations_macro): New function.
15974 (selftest::test_lexer_string_locations_stringified_macro_argument):
15976 (selftest::test_lexer_string_locations_non_string): New function.
15977 (selftest::test_lexer_string_locations_long_line): New function.
15978 (selftest::test_lexer_char_constants): New function.
15979 (selftest::input_c_tests): Call the new test functions once per
15980 case within the line_table test matrix.
15981 * input.h (struct string_concat): New struct.
15982 (struct location_hash): New struct.
15983 (class string_concat_db): New class.
15984 * substring-locations.h: New header.
15986 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
15988 PR tree-optimization/72810
15989 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
15990 the type of the case labels when truncating.
15992 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
15995 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
15996 (aarch64_fp16_ptr_type_node): Likewise.
15997 * config/aarch64/aarch64-simd-builtins.c
15998 (aarch64_fp16_ptr_type_node): Define.
15999 (aarch64_init_fp16_types): New, refactored out of...
16000 (aarch64_init_builtins): ...here, update to call
16001 aarch64_init_fp16_types.
16002 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
16004 (aapcs_vfp_sub_candidate): Likewise.
16006 2016-08-05 Martin Liska <mliska@suse.cz>
16007 Joshua Cranmer <Pidgeot18@gmail.com>
16009 * gcov.c (line_t::has_block): New function.
16010 (enum loop_type): New enum.
16011 (handle_cycle): New function.
16012 (unblock): Likewise.
16013 (circuit): Likewise.
16014 (get_cycles_count): Likewise.
16015 (accumulate_line_counts): Use new loop detection algorithm.
16017 2016-08-05 Martin Liska <mliska@suse.cz>
16019 * gcov.c (output_intermediate_file): Rename
16020 function_info::line_next to next_file_fn.
16021 (process_file): Likewise.
16022 (read_graph_file): Likewise.
16023 (accumulate_line_counts): Likewise.
16024 (output_lines): Likewise.
16026 2016-08-05 Richard Biener <rguenther@suse.de>
16028 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
16029 restriction on threading to a loop header.
16031 2016-08-05 Richard Biener <rguenther@suse.de>
16033 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
16034 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
16035 adjust loop info accordingly.
16037 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
16039 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
16040 before folding call to __builtin_constant_p with parameters to false.
16042 2016-08-05 Alan Modra <amodra@gmail.com>
16044 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
16045 code accidentally committed 2016-05-02 providing class when given
16048 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
16050 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
16051 the case label ranges that partially overlap with OP's value
16054 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
16057 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
16058 Cast builtin function result to __mmask16 instead of __mmask8.
16059 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
16060 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
16061 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
16063 2016-08-04 David Malcolm <dmalcolm@redhat.com>
16065 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
16066 (ASSERT_TRUE_AT): New macro.
16067 (ASSERT_FALSE): Reimplement in terms of...
16068 (ASSERT_FALSE_AT): New macro.
16069 (ASSERT_STREQ_AT): Fix typo in comment.
16071 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
16073 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
16074 labels are exhaustive, designate the label with the widest
16075 range to be the default label.
16077 2016-08-04 Andrew Pinski <apinski@cavium.com>
16079 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
16080 (thunderx_tunings): Use thunderx_vector_cost instead of
16081 generic_vector_cost.
16083 2016-08-04 Martin Liska <mliska@suse.cz>
16085 * gcov.c (main): Fix GNU coding style.
16086 (output_intermediate_file): Likewise.
16087 (process_file): Likewise.
16088 (generate_results): Likewise.
16089 (release_structures): Likewise.
16090 (create_file_names): Likewise.
16091 (find_source): Likewise.
16092 (read_graph_file): Likewise.
16093 (find_exception_blocks): Likewise.
16094 (canonicalize_name): Likewise.
16095 (make_gcov_file_name): Likewise.
16096 (mangle_name): Likewise.
16097 (accumulate_line_counts): Likewise.
16098 (output_branch_count): Likewise.
16099 (read_line): Likewise.
16101 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
16103 PR rtl-optimization/71779
16104 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
16105 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
16106 or if it was truncated.
16108 PR rtl-optimization/70903
16109 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
16111 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
16113 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
16114 accessing SSA_NAME_PTR_INFO.
16116 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
16119 * common/config/avr/avr-common.c (avr_option_optimization_table)
16120 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
16122 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
16125 * config/avr/avr.md: New pattern to work around do_store_flag
16126 generating shift instructions for bit extractions.
16128 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
16130 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
16132 (add_equivalence): Likewise.
16133 (get_value_range): Allocate value range with vrp_value_range_pool.
16134 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
16135 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
16137 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
16139 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
16140 the default for the rs6000 port.
16142 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
16144 PR middle-end/71876
16145 * calls.c (special_function_p): Remove special handling of
16146 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
16147 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
16148 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
16150 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
16152 PR middle-end/72778
16153 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
16154 Don't stop on regular insns.
16156 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
16158 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
16159 size to DImode boundary.
16160 (nvptx_propagate): Likewise.
16162 2016-08-03 Alan Modra <amodra@gmail.com>
16164 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
16165 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
16166 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
16167 from -mefficient-unaligned-vector. Note that this affects fp too.
16169 2016-08-03 Alan Modra <amodra@gmail.com>
16171 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
16174 2016-08-03 Alan Modra <amodra@gmail.com>
16176 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
16177 to a reg. Localize vars.
16179 2016-08-03 Alan Modra <amodra@gmail.com>
16181 * config/rs6000/rs6000.opt: Remove negatives from help strings
16184 2016-08-03 Alan Modra <amodra@gmail.com>
16186 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
16187 Delete duplicated code.
16189 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
16191 PR middle-end/72778
16192 * lra-spills.c (regno_in_use_p): New.
16193 (lra_final_code_change): Use it.
16195 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
16197 PR rtl-optimization/69847
16198 * lra-int.h (struct lra-reg): Use restore_rtx instead of
16200 (lra_rtx_hash): New.
16201 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
16203 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
16204 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
16205 * lra-spills.c (lra_final_code_change): Don't delete insn when the
16206 next insn is USE with the same reg as the current insn source.
16207 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
16209 (lra_constraints_init): Call initiate_invariants.
16210 (lra_constraints_finish): Call finish_invariants.
16211 (struct invariant, invariant_t, invariant_ptr_t): New.
16212 (const_invariant_ptr_t, invariants, invariants_pool): New.
16213 (invariant_table, invariant_hash, invariant_eq_p): New.
16214 (insert_invariant, initiate_invariants, finish_invariants): New.
16215 (clear_invariants, invalid_invariant_regs): New.
16216 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
16217 instead of restore_regno.
16218 (invariant_p, process_invariant_for_inheritance): New.
16219 (inherit_in_ebb): Implement invariant inheritance.
16220 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
16221 (remove_inheritance_pseudos): Implement undoing invariant
16223 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
16224 instead of restore_regno.
16225 * lra-assigns.c (regno_live_length): New.
16226 (reload_pseudo_compare_func): Use regno_live_length.
16227 (assign_by_spills): Use restore_rtx instead of restore_regno.
16228 (lra_assign): Ditto. Initiate regno_live_length.
16230 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
16232 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
16233 __builtin_aarch64_fmindf.
16235 2016-08-02 Bin Cheng <bin.cheng@arm.com>
16237 PR tree-optimization/34114
16238 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
16239 information for more control IVs.
16241 2016-08-02 Bin Cheng <bin.cheng@arm.com>
16243 PR tree-optimization/34114
16244 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
16245 PLUS_EXPR case. Handle SSA_NAME case.
16247 2016-08-02 Tamar Christina <tamar.christina@arm.com>
16249 * config/aarch64/aarch64-simd-builtins.def
16250 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
16251 (__builtin_aarch64_fmaxdf): Likewise.
16252 (__builtin_aarch64_smin_nandf): Likewise.
16253 (__builtin_aarch64_smax_nandf): Likewise.
16254 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
16255 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
16256 (<fmaxmin><mode>3): ...this.
16257 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
16258 (vminnm_f64): Likewise.
16259 (vmin_f64): Likewise.
16260 (vmax_f64): Likewise.
16261 * config/aarch64/iterators.md (FMAXMIN): Merge with...
16262 (FMAXMIN_UNS): ...this.
16263 (fmaxmin): Merged with
16264 (fmaxmin_op): ...this...
16265 (maxmin_uns_op): ...in to this.
16267 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16269 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16270 Add support for vec_extract on vector float, vector int, vector
16271 short, and vector char vector types.
16272 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
16273 vector float, vector int, vector short, and vector char
16274 optimizations on 64-bit ISA 2.07 systems for both constant and
16275 variable element numbers.
16276 (rs6000_split_vec_extract_var): Likewise.
16277 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
16278 Altivec registers on ISA 2.07 and above.
16279 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
16280 which never was matched due to the split occuring before register
16281 allocation (and the code would not have worked on little endian
16282 systems if it did match). Allow extracts to go to the Altivec
16283 registers if ISA 2.07 (power8). Change from using "" around the
16284 C++ code to using {}'s.
16285 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
16286 vec_extracts when the vector is in memory.
16287 (vsx_extract_v4sf_var): New insn to optimize vector float
16288 vec_extracts when the element number is variable on 64-bit ISA
16290 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
16291 for 64-bit ISA 2.07 as well as ISA 3.0.
16292 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
16293 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
16294 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
16295 optimize vector int, vector short, and vector char vec_extracts
16296 when the vector is in memory.
16297 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
16298 optimize vector int, vector short, and vector char vec_extracts
16299 when the element number is variable.
16301 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16304 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
16305 does not overlap with other symbol flags.
16307 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
16309 * config/aarch64/aarch64.h (aarch64_frame):
16310 Remove padding0 and hardfp_offset. Add locals_offset,
16311 initial_adjust, callee_adjust, callee_offset and final_adjust.
16312 * config/aarch64/aarch64.c (aarch64_layout_frame):
16313 Remove unused padding0 and hardfp_offset initializations.
16314 Choose frame layout and set frame variables accordingly.
16315 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
16316 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
16317 (aarch64_pop_regs): Likewise.
16318 (aarch64_expand_prologue): Remove all decision code, just emit
16319 prolog according to frame variables.
16320 (aarch64_expand_epilogue): Remove all decision code, just emit
16321 epilog according to frame variables.
16322 (aarch64_initial_elimination_offset): Use offset to local/arg area.
16324 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
16327 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
16328 fix_debug_reg_uses after changing source register mode to
16329 V1TImode if source register is undefined.
16331 2015-08-01 Alan Hayward <alan.hayward@arm.com>
16333 PR tree-optimization/71818
16334 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
16335 with non invariant evolutions
16337 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16340 * config/avr/avr.md (length) [branch]: Correct insn length
16341 attribute for forward branches.
16343 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16345 * doc/extend.texi (AVR Built-in Functions): Document
16346 __builtin_avr_nops.
16347 * config/avr/builtins.def (NOPS): New.
16348 * config/avr/avr.c (avr_expand_nops): New static function.
16349 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
16351 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16353 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
16354 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
16357 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
16359 * config/aarch64/aarch64.c (vulcan_tunings): Update
16360 vulcan L1 cache_line_size.
16362 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
16364 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
16365 function that takes a vector memory address, a hard register, an
16366 element number and a temporary base register, and recreates an
16367 address that points to the appropriate element within the vector.
16368 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
16369 (rs6000_split_vec_extract_var): Add support for the target of a
16370 vec_extract with variable element number being a scalar memory
16372 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
16374 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
16375 vsx_extract_<mode>_load insn with a new insn that optimizes
16376 storing either element to a memory location, using scratch
16377 registers to pick apart the vector and reconstruct the address.
16378 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
16379 (vsx_extract_<mode>_store): Rework alternatives to more correctly
16380 support Altivec registers. Add support for ISA 3.0 Altivec d-form
16382 (vsx_extract_<mode>_var): Add support for extracting a variable
16383 element number from memory.
16385 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
16387 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
16388 when testing for compares against constants of the form 0xabab.
16390 2016-07-29 Bin Cheng <bin.cheng@arm.com>
16392 PR tree-optimization/57558
16393 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
16395 (vect_loop_versioning): Support versioning with niter assumptions.
16396 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
16397 (vect_get_loop_niters): New parameter. Reimplement to support
16398 assumptions in loop niter info.
16399 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
16400 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
16401 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
16402 Support loop versioning for niters.
16403 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
16404 (vect_free_loop_info_assumptions): New function.
16405 (vectorize_loops): Free loop niter info for loops with flag
16406 LOOP_F_ASSUMPTIONS set if vectorization failed.
16407 * tree-vectorizer.h (struct _loop_vec_info): New field
16408 num_iters_assumptions.
16409 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
16410 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
16411 (LOOP_REQUIRES_VERSIONING): New macro.
16412 (vect_free_loop_info_assumptions): New decl.
16414 2016-07-29 Bin Cheng <bin.cheng@arm.com>
16416 * cfgloop.h (struct loop): New field constraints.
16417 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
16418 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
16420 * cfgloop.c (alloc_loop): Initialize new field.
16421 * cfgloopmanip.c (copy_loop_info): Copy constraints.
16422 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
16423 Adjust niter analysis wrto loop constraints.
16424 * doc/loop.texi (@node Number of iterations): Add description for loop
16427 2016-07-29 Marek Polacek <polacek@redhat.com>
16430 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
16431 (ix86_expand_round_builtin): Likewise.
16433 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
16434 Georg-Johann Lay <avr@gjlay.de>
16436 PR rtl-optimization/71976
16437 * combine.c (get_last_value): Return 0 if the argument for which
16438 the function is called has a wider mode than the recorded value.
16440 2016-07-29 Marek Polacek <polacek@redhat.com>
16443 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
16444 (altivec_expand_st_builtin): Likewise.
16446 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
16448 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
16449 introduced in r238381.
16451 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
16453 PR middle-end/68217
16454 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
16455 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
16457 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
16459 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
16461 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16462 Add support for vec_extract of vector double or vector long having
16463 a variable element number on 64-bit ISA 2.07 systems or newer.
16464 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
16466 (rs6000_split_vec_extract_var): New function to split a
16467 vec_extract built-in function with variable element number.
16468 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
16470 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
16471 (UNSPEC_VSX_EXTRACT): Likewise.
16472 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
16473 direct move instructions to be generated on 64-bit ISA 2.07
16474 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
16476 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
16477 arguments for vec_extract variable element.
16478 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
16479 vec_extract with variable element on V2DFmode and V2DImode
16481 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
16482 -mupper-regs-df requirement, since it isn't needed.
16483 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
16484 do direct moves on 64-bit systems, which allows optimization of
16485 vec_extract on 64-bit ISA 2.07 systems and newer.
16487 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
16488 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
16490 * config/aarch64/aarch64.md
16491 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
16492 statement and type.
16493 (<optab>qihi2_aarch64): Likewise, and split into two.
16494 (extendqihi2_aarch64): New.
16495 (zero_extendqihi2_aarch64): New.
16496 * config/aarch64/iterators.md (ldrxt): Remove.
16497 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
16500 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
16502 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
16504 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
16506 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
16507 (aarch64_push_reg): New function to push 1 or 2 registers.
16508 (aarch64_pop_reg): New function to pop 1 or 2 registers.
16509 (aarch64_expand_prologue): Use aarch64_push_regs.
16510 (aarch64_expand_epilogue): Use aarch64_pop_regs.
16512 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
16514 PR tree-optimization/71734
16515 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
16516 attribute instead of REF_LOOP and use it.
16517 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
16518 set it for Loops having non-zero safelen attribute.
16519 (ref_indep_loop_p): Pass zero as initial value for safelen.
16521 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
16523 PR middle-end/72657
16525 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
16526 call using chkp_gimple_call_builtin_p.
16527 (chkp_copy_bounds_for_assign): Likewise.
16529 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16531 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
16532 * config/arm/arm-protos.h (struct tune_params): Likewise.
16533 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
16534 (cortex_a9_sched_adjust_cost): Likewise.
16535 (fa726te_sched_adjust_cost): Likewise.
16536 (arm_adjust_cost): Likewise.
16537 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
16538 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
16539 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
16540 * config/i386/i386.c (ix86_adjust_cost): Likewise.
16541 * config/ia64/ia64.c: Likewise.
16542 * config/m68k/m68k.c: Likewise.
16543 * config/mep/mep.c (mep_adjust_cost): Likewise.
16544 * config/microblaze/microblaze.c (microblaze_adjust_cost):
16546 * config/mips/mips.c (mips_adjust_cost): Likewise.
16547 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
16549 * config/pa/pa.c (pa_adjust_cost): Likewise.
16550 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
16551 (rs6000_debug_adjust_cost): Likewise.
16552 * config/sh/sh.c (sh_adjust_cost): Likewise.
16553 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
16554 (hypersparc_adjust_cost): Likewise.
16555 (sparc_adjust_cost): Likewise.
16556 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
16557 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
16558 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
16560 * config/visium/visium.c (visium_adjust_cost): Likewise.
16561 * doc/tm.texi: Regenerate.
16562 * haifa-sched.c (dep_cost_1): Adjust.
16563 * target.def: Merge adjust_cost and adjust_cost_2.
16565 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16567 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
16569 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16571 * store-motion.c (struct st_expr): Make pattern_regs a vector.
16572 (extract_mentioned_regs): Append to a vector instead of
16573 returning a rtx_expr_list.
16574 (st_expr_entry): Adjust.
16575 (free_st_expr_entry): Likewise.
16576 (store_ops_ok): Likewise.
16577 (store_killed_in_insn): Likewise.
16578 (find_moveable_store): Likewise.
16580 2016-07-28 Martin Liska <mliska@suse.cz>
16582 PR gcov-profile/68025
16583 * tree-profile.c (tree_profiling): Respect
16584 no_profile_instrument_function attribute.
16585 * doc/extend.texi: Document no_profile_instrument_function
16588 2016-07-28 Martin Liska <mliska@suse.cz>
16590 PR rtl-optimization/70944
16591 * combine.c (make_compound_operation):
16592 Do not allow make_compound_operation for vector mode
16594 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
16596 PR middle-end/71994
16597 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
16598 before calling get_ops.
16600 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
16602 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
16603 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
16604 (BITS_PER_UNIT_LOG): Remove.
16605 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
16606 * expr.c (expand_assignment): Likewise.
16607 * stor-layout.c (initialize_sizetypes): Likewise.
16609 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
16611 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
16612 signature of rs6000_expand_vector_extract so that the element
16613 number is a RTX instead of a constant integer.
16614 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
16616 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
16617 (altivec_expand_vec_ext_builtin): Likewise.
16618 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
16619 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
16620 MFVSRLD instruction.
16622 2016-07-27 David Malcolm <dmalcolm@redhat.com>
16624 * input.c (get_pure_location): Move here from tree.c.
16625 (make_location): Likewise. Add header comment.
16626 (selftest::test_accessing_ordinary_linemaps): Verify
16627 pure_location_p, make_location, get_location_from_adhoc_loc and
16628 get_range_from_loc.
16629 * input.h (get_pure_location): Move declaration here from tree.h.
16630 (get_finish): Likewise for inline function.
16631 (make_location): Likewise for declaration.
16632 * tree.c (get_pure_location): Move to input.c.
16633 (make_location): Likewise.
16634 * tree.h (get_pure_location): Move declaration to tree.h.
16635 (get_finish): Likewise for inline function.
16636 (make_location): Likewise for declaration.
16638 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16640 PR middle-end/71078
16641 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
16643 2016-07-27 David Malcolm <dmalcolm@redhat.com>
16645 * system.h (STATIC_ASSERT): Use static_assert if building
16646 with C++11 onwards.
16648 2016-07-27 Richard Biener <rguenther@suse.de>
16650 PR tree-optimization/72517
16651 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
16652 Revert change to not compute read-read dependences.
16654 2016-07-27 Richard Biener <rguenther@suse.de>
16656 * predict.c (set_even_probabilities): Make nedges unsigned.
16658 2016-07-27 Martin Liska <mliska@suse.cz>
16660 * predict.c (set_even_probabilities): Handle unlikely edges.
16661 (combine_predictions_for_bb): Likewise.
16663 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
16666 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
16667 __float128 support when we don't have hardware support, so that
16668 the IEEE built-in functions like isgreater, first call __unordkf3
16669 to make sure neither operand is a NaN, and if both operands are
16670 ordered, do the normal comparison.
16672 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
16674 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
16676 (extract_code_and_val_from_cond_with_ops): Verify that name is
16677 either cond_op0 or cond_op1.
16679 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
16681 PR tree-optimization/18046
16682 * genmodes.c (emit_mode_size_inline): Emit an assert that
16683 verifies that mode is a valid array index.
16684 (emit_mode_nuinits_inline): Likewise.
16685 (emit_mode_inner_inline): Likewise.
16686 (emit_mode_unit_size_inline): Likewise.
16687 (emit_mode_unit_precision_inline): Likewise.
16688 * tree-vrp.c: Include params.h.
16689 (find_switch_asserts): Register edge assertions for the default
16690 label which correspond to the anti-ranges of each case label.
16691 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
16692 * doc/invoke.texi: Document it.
16694 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16696 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
16697 and unnecessary call to gimple_bb.
16699 2016-07-26 Richard Biener <rguenther@suse.de>
16701 PR rtl-optimization/71984
16702 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
16705 2016-07-26 Richard Biener <rguenther@suse.de>
16707 PR middle-end/72517
16708 * expmed.c (extract_bit_field_1): Constrain the vector mode
16709 with element size matching the extraction mode size when
16710 choosing a better vector mode to do the extraction from.
16712 2016-07-26 Richard Biener <rguenther@suse.de>
16713 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16715 PR middle-end/70920
16716 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
16719 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16721 * tree-ssa-structalias.c (struct scc_info): Change types of
16722 members to auto_sbitmap and auto_vec.
16723 (scc_info::scc_info): New constructor.
16724 (scc_info::~scc_info): New destructor.
16725 (init_scc_info): Remove.
16726 (free_scc_info): Remove.
16727 (find_indirect_cycles): Adjust.
16728 (perform_var_substitution): Likewise.
16729 (free_var_substitution_info): Likewise.
16731 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16733 * tree-outof-ssa.c (struct elim_graph): Change type of members
16734 to auto_vec and auto_sbitmap.
16735 (elim_graph::elim_graph): New constructor.
16736 (delete_elim_graph): Remove.
16737 (expand_phi_nodes): Adjust.
16739 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16741 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
16742 (new_elim_graph): Adjust.
16743 (clear_elim_graph): Likewise.
16744 (delete_elim_graph): Likewise.
16745 (elim_graph_size): Likewise.
16746 (elim_graph_add_node): Likewise.
16747 (elim_graph_add_edge): Likewise.
16748 (elim_graph_remove_succ_edge): Likewise.
16749 (eliminate_name): Likewise.
16750 (eliminate_build): Likewise.
16751 (elim_forward): Likewise.
16752 (elim_unvisited_predecessor): Likewise.
16753 (elim_backward): Likewise.
16754 (elim_create): Likewise.
16755 (eliminate_phi): Likewise.
16756 (expand_phi_nodes): Likewise.
16758 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16760 * bt-load.c (compute_out): Use auto_sbitmap class.
16761 (link_btr_uses): Likewise.
16762 * cfganal.c (mark_dfs_back_edges): Likewise.
16763 (post_order_compute): Likewise.
16764 (inverted_post_order_compute): Likewise.
16765 (pre_and_rev_post_order_compute_fn): Likewise.
16766 (single_pred_before_succ_order): Likewise.
16767 * cfgexpand.c (pass_expand::execute): Likewise.
16768 * cfgloop.c (verify_loop_structure): Likewise.
16769 * cfgloopmanip.c (fix_bb_placements): Likewise.
16770 (remove_path): Likewise.
16771 (update_dominators_in_loop): Likewise.
16772 * cfgrtl.c (break_superblocks): Likewise.
16773 * ddg.c (check_sccs): Likewise.
16774 (create_ddg_all_sccs): Likewise.
16775 * df-core.c (df_worklist_dataflow): Likewise.
16776 * dse.c (dse_step3): Likewise.
16777 * except.c (eh_region_outermost): Likewise.
16778 * function.c (thread_prologue_and_epilogue_insns): Likewise.
16779 * gcse.c (prune_expressions): Likewise.
16780 (prune_insertions_deletions): Likewise.
16781 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
16782 * graph.c (draw_cfg_nodes_no_loops): Likewise.
16783 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
16784 * lcm.c (compute_earliest): Likewise.
16785 (compute_farthest): Likewise.
16786 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
16787 (unroll_loop_runtime_iterations): Likewise.
16788 (unroll_loop_stupid): Likewise.
16789 * lower-subreg.c (decompose_multiword_subregs): Likewise.
16790 * lra-lives.c: Likewise.
16791 * lra.c (lra): Likewise.
16792 * modulo-sched.c (schedule_reg_moves): Likewise.
16793 (optimize_sc): Likewise.
16794 (get_sched_window): Likewise.
16795 (sms_schedule_by_order): Likewise.
16796 (check_nodes_order): Likewise.
16797 (order_nodes_of_sccs): Likewise.
16798 (order_nodes_in_scc): Likewise.
16799 * recog.c (split_all_insns): Likewise.
16800 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
16801 * reload1.c (reload): Likewise.
16802 * sched-rgn.c (haifa_find_rgns): Likewise.
16803 (split_edges): Likewise.
16804 (compute_trg_info): Likewise.
16805 * sel-sched.c (init_seqno): Likewise.
16806 * store-motion.c (remove_reachable_equiv_notes): Likewise.
16807 * tree-into-ssa.c (update_ssa): Likewise.
16808 * tree-ssa-live.c (live_worklist): Likewise.
16809 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
16810 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
16812 (try_peel_loop): Likewise.
16813 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
16815 * tree-ssa-pre.c (compute_antic): Likewise.
16816 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
16817 * tree-stdarg.c (reachable_at_most_once): Likewise.
16818 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
16819 * var-tracking.c (vt_find_locations): Likewise.
16821 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16823 * sbitmap.h (auto_sbitmap): New class.
16825 2016-07-26 Alan Modra <amodra@gmail.com>
16828 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
16831 2016-07-25 David Malcolm <dmalcolm@redhat.com>
16833 * input.c (selftest::temp_source_file::temp_source_file): Fix
16834 missing "%s" in fprintf.
16836 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
16838 PR middle-end/71732
16839 * cselib.c (cselib_process_insn): Invalidate argument slots for
16842 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16844 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
16845 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
16846 vmulxh_lane_f16, vmulxh_laneq_f16): New.
16848 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16850 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16851 * config/aarch64/aarch64.md (fma, fnma): Support HF.
16852 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
16854 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16856 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16857 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
16859 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
16860 (add<mode>3): Likewise.
16861 (sub<mode>3): Likewise.
16862 (mul<mode>3): Likewise.
16863 (div<mode>3): Likewise.
16864 (*div<mode>3): Likewise.
16865 (<fmaxmin><mode>3): Extend to HF.
16866 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
16867 (fabd<mode>3): Likewise.
16868 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
16869 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
16870 (aarch64_fmulx<mode>): Likewise.
16871 (aarch64_fac<optab><mode>): Likewise.
16872 (aarch64_frecps<mode>): Likewise.
16873 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
16874 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
16875 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
16876 (VSDQ_HSDI): Support HI.
16877 (fcvt_target, FCVT_TARGET): Likewise.
16878 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
16879 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
16880 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
16881 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
16882 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
16883 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
16884 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
16885 vrsqrtsh_f16): New.
16887 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16889 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
16890 * config/aarch64/aarch64-builtins.c (hi_UP): New.
16891 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16892 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
16894 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
16895 (aarch64_cm<optab><mode>): Likewise.
16896 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
16897 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
16898 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
16899 (sqrt<mode>2): Likewise.
16900 (*sqrt<mode>2): Likewise.
16901 (abs<mode>2): Likewise.
16902 (<optab><mode>hf2): New pattern for HF mode.
16903 (<optab>hihf2): Likewise.
16904 * config/aarch64/arm_neon.h: Include arm_fp16.h.
16905 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
16906 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
16908 * config/aarch64/arm_fp16.h: New file.
16909 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
16910 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
16911 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
16912 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
16913 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
16914 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
16915 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
16916 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
16917 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
16918 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
16919 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
16920 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
16923 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16925 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
16926 reduc_smin_scal_): Use VDQIF_F16.
16927 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
16928 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
16930 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
16931 * config/aarch64/iterators.md (VDQIF_F16): New.
16932 (vp): Support HF modes.
16933 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
16934 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
16936 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16938 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
16939 "*aarch64_mulx_elt_from_dup<mode>".
16940 (*aarch64_mul3_elt<mode>): Update schedule type.
16941 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
16942 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
16943 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
16944 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
16945 (f, fp): Support HF modes.
16946 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
16947 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
16948 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
16949 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
16950 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
16951 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
16953 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16955 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16956 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
16958 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
16961 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16963 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16964 * config/aarch64/aarch64-simd.md
16965 (aarch64_rsqrts<mode>): Extend to HF modes.
16966 (fabd<mode>3): Likewise.
16967 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
16968 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
16969 (aarch64_<maxmin_uns>p<mode>): Likewise.
16970 (<su><maxmin><mode>3): Likewise.
16971 (<maxmin_uns><mode>3): Likewise.
16972 (<fmaxmin><mode>3): Likewise.
16973 (aarch64_faddp<mode>): Likewise.
16974 (aarch64_fmulx<mode>): Likewise.
16975 (aarch64_frecps<mode>): Likewise.
16976 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
16977 (add<mode>3): Extend to HF modes.
16978 (sub<mode>3): Likewise.
16979 (mul<mode>3): Likewise.
16980 (div<mode>3): Likewise.
16981 (*div<mode>3): Likewise.
16982 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
16984 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
16985 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
16986 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
16987 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
16988 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
16989 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
16990 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
16991 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
16992 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
16993 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
16994 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
16995 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
16996 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
16997 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
16999 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17001 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
17002 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17003 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
17004 (neg<mode>2): Likewise.
17005 (abs<mode>2): Likewise.
17006 (<frint_pattern><mode>2): Likewise.
17007 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
17008 (<optab><VDQF:mode><fcvt_target>2): Likewise.
17009 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
17010 (ftrunc<VDQF:mode>2): Likewise.
17011 (<optab><fcvt_target><VDQF:mode>2): Likewise.
17012 (sqrt<mode>2): Likewise.
17013 (*sqrt<mode>2): Likewise.
17014 (aarch64_frecpe<mode>): Likewise.
17015 (aarch64_cm<optab><mode>): Likewise.
17016 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
17018 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
17019 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
17021 * config/aarch64/arm_neon.h (vdup_n_f16): New.
17022 (vdupq_n_f16): Likewise.
17023 (vld1_dup_f16): Use vdup_n_f16.
17024 (vld1q_dup_f16): Use vdupq_n_f16.
17025 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
17026 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
17027 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
17028 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
17029 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
17030 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
17031 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
17032 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
17033 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
17034 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
17035 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
17036 vsqrt_f16, vsqrtq_f16): New.
17038 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17040 * config/aarch64/aarch64-simd.md
17041 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
17042 (aarch64_ext<mode>): Likewise.
17043 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
17044 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
17045 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
17047 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
17049 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
17050 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
17051 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
17052 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
17053 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
17054 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
17055 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
17057 (vmov_n_f16): Reimplement using vdup_n_f16.
17058 (vmovq_n_f16): Reimplement using vdupq_n_f16..
17060 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17062 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
17063 "frame_related_p". Generate CFA annotation when it's necessary.
17064 (aarch64_expand_prologue): Use aarch64_add_constant.
17065 (aarch64_expand_epilogue): Likewise.
17066 (aarch64_output_mi_thunk): Pass "false" when calling
17067 aarch64_add_constant.
17069 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17071 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
17074 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17076 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
17077 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
17078 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
17079 (aarch64_build_constant): Delete.
17081 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
17084 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
17086 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
17087 flag_toplevel_reorder.
17089 2016-07-25 Richard Biener <rguenther@suse.de>
17091 * cgraph.c (cgraph_node::verify_node): Compare against builtin
17092 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
17093 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
17094 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
17095 (streamer_get_builtin_tree): Likewise.
17096 (streamer_write_builtin): Likewise.
17097 * lto-streamer.h (LTO_builtin_decl): Remove.
17098 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
17099 (lto_input_scc): Remove LTO_builtin_decl handling.
17100 (lto_input_tree_1): Liekwise.
17101 * lto-streamer-out.c (lto_output_tree_1): Remove special
17102 handling of builtins.
17103 (DFS::DFS): Likewise.
17104 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
17105 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
17107 (streamer_write_builtin): Remove.
17109 2016-07-25 Martin Liska <mliska@suse.cz>
17111 * lto-cgraph.c (input_symtab): Don't call get_working_sets
17112 if flag_auto_profile is set to true.
17114 2016-07-25 Martin Liska <mliska@suse.cz>
17116 PR gcov-profile/71868
17117 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
17118 have a function with multiple latches, count them all.
17120 2016-07-25 Martin Liska <mliska@suse.cz>
17122 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
17124 2016-07-25 Martin Liska <mliska@suse.cz>
17126 PR tree-optimization/71987
17127 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
17128 just for SSA_NAMEs. Fix GNU coding style.
17130 2016-07-25 Martin Liska <mliska@suse.cz>
17132 PR gcov-profile/64874
17133 * gcov-io.h: Update command about file format.
17134 * gcov-iov.c (main): Adapt the numbering scheme.
17136 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17138 PR middle-end/66726
17139 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
17140 whose result is used in PHI.
17141 (final_range_test_p): Likewise.
17142 (maybe_optimize_range_tests): Likewise.
17144 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
17146 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17147 Reformat two multi-line strings.
17149 2016-07-22 Martin Sebor <msebor@redhat.com>
17151 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
17153 2016-07-22 Martin Sebor <msebor@redhat.com>
17156 * doc/extend.texi (Compound Literals): Correct and clarify.
17157 (Cast to Union): Same.
17159 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
17161 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
17162 comments to explain why certain error messages make mention of
17163 undocumented options.
17164 (rs6000_invalid_builtin): Change error messages to replace mention
17165 of undocumented options with mention of the -mcpu=power9 option
17166 that enables those undocumented options.
17167 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
17168 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
17169 definition of this macro to correct an existing error.
17170 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
17171 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
17172 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
17173 descriptions of built-in functions so that they depend on
17174 -mcpu=power9 instead of on the corresponding undocumented flags.
17175 * doc/invoke.texi (Option Summary): Remove all mention of newly
17176 undocumented flags.
17177 (IBM RS/6000 and PowerPC Options): Likewise.
17178 * doc/md.texi (Constraints for Particuliar Machines): Remove all
17179 mention of newly undocumented flags.
17181 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
17183 * ipa-cp.c (determine_versionability): Do not create constprop clones,
17184 when target_clones attribute is set.
17186 2016-07-22 Bin Cheng <bin.cheng@arm.com>
17188 * common.opt (funsafe-loop-optimizations): Mark ignore.
17189 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
17190 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
17192 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
17193 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
17195 2016-07-22 Bin Cheng <bin.cheng@arm.com>
17197 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
17199 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
17201 (number_of_iterations_exit): Warn missed loop optimization for
17202 possible infinite loops.
17204 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
17207 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
17208 when to emit a ".machine" pseudo-op.
17210 2016-07-22 Martin Liska <mliska@suse.cz>
17212 PR gcov-profile/69028
17213 PR gcov-profile/62047
17214 * coverage.c (coverage_compute_lineno_checksum): Do not
17215 calculate checksum for fns w/o xloc.file.
17216 (coverage_compute_profile_id): Likewise.
17218 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
17220 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
17221 (avr_secondary_reload): ...and implementation.
17222 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
17223 * config/avr/avr.md (reload_in<mode>): Remove insns.
17224 (adjust_len) [lpm]: Remove insn attribute value.
17225 * config/avr/predicates.md (flash_operand): Remove insn predicate.
17227 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
17229 PR middle-end/71876
17230 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
17232 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
17233 * calls.c (special_function_p): Remove the special handling of the
17234 "__builtin_" prefix.
17236 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
17238 PR middle-end/71876
17239 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
17240 if STMT may be an alloca call.
17241 (gimple_alloca_call_p, alloca_call_p): Return only true for the
17242 builtin alloca call.
17243 * calls.h (gimple_maybe_alloca_call_p): New function.
17244 * tree-inline.c (inline_forbidden_p_stmt): Use
17245 gimple_maybe_alloca_call_p here.
17247 2016-07-21 David Malcolm <dmalcolm@redhat.com>
17249 * spellcheck-tree.c (best_macro_match::best_macro_match):
17250 Explictly specify the template arguments when invoking the base
17251 class constructor, to help older C++ compilers.
17253 2016-07-21 Jakub Jelinek <jakub@redhat.com>
17256 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
17257 before builtin_decl_implicit.
17259 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17261 * optabs.c (emit_condiitonal_move): Short circuit for identical
17264 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17266 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
17267 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
17268 (noce_conversion_profitable_p): New.
17269 (noce_try_store_flag_constants): Use it.
17270 (noce_try_addcc): Likewise.
17271 (noce_try_store_flag_mask): Likewise.
17272 (noce_try_cmove): Likewise.
17273 (noce_try_cmove_arith): Likewise.
17274 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
17276 (noce_convert_multiple_sets): Move cost model to here, from...
17277 (bb_ok_for_noce_convert_multiple_sets) ...here.
17278 (noce_process_if_block): Update calls for above changes.
17279 (noce_find_if_block): Record new noce_if_info parameters.
17281 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17283 * target.def (max_noce_ifcvt_seq_cost): New.
17284 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
17285 * doc/tm.texi: Regenerate.
17286 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
17287 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
17288 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
17289 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
17290 * doc/invoke.texi: Document new params.
17292 2016-07-21 Richard Biener <rguenther@suse.de>
17294 PR tree-optimization/71947
17295 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
17296 ranges have useful limit_vr information.
17298 2016-07-21 Richard Biener <rguenther@suse.de>
17300 * function-tests.c (build_trivial_generic_function): Set
17301 BLOCK_SUPERCONTEXT of DECL_INITIAL.
17302 * omp-low.c (create_omp_child_function): Likewise.
17303 (grid_expand_target_grid_body): Likewise.
17304 * cgraphunit.c (init_lowered_empty_function): Likewise.
17305 (cgraph_node::expand_thunk): Likewise.
17306 * tree-parloops.c (create_loop_fn): Likewise.
17307 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
17309 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17311 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
17314 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
17316 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
17317 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
17318 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
17319 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
17320 values for insn attribute.
17321 * config/avr/avr.c (avr_out_insert_notbit): New function.
17322 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
17323 ADJUST_LEN_INSV_NOTBIT_0/_7.
17324 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
17326 2016-07-21 Bin Cheng <bin.cheng@arm.com>
17328 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
17329 (chrec_convert_1, chrec_convert): Ditto.
17330 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
17331 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
17332 * tree-vrp.c (adjust_range_with_scev): Ditto.
17333 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
17334 (scev_var_range_cant_overflow): New function.
17335 (scev_probably_wraps_p): New parameter. Call above function.
17336 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
17338 2016-07-21 Bin Cheng <bin.cheng@arm.com>
17340 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
17341 by removing computation of may_be_zero.
17343 2016-07-21 Jakub Jelinek <jakub@redhat.com>
17345 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
17347 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
17349 Improving concepts performance and diagnostics.
17350 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
17351 for constraint satisfaction and subsumption.
17352 * timevar.h (auto_timevar): New constructor that matches the push/pop
17353 pattern of usage in pt.c.
17355 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
17357 * hwint.h (HOST_WIDE_INT_0): New define.
17358 (HOST_WIDE_INT_0U): Ditto.
17359 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
17360 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
17361 * simplify-rtx.c: Ditto.
17362 * tree-object-size.c: Ditto.
17364 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17366 * config/s390/s390.c (s390_encode_section_info): Remove mode size
17369 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
17371 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
17372 * combine.c: Use HOST_WIDE_INT_M1U instead of
17373 ~(unsigned HOST_WIDE_INT) 0.
17374 * double-int.h: Ditto.
17376 * dwarf2asm.c:Ditto.
17378 * genmodes.c: Ditto.
17380 * read-rtl.c: Ditto.
17381 * tree-ssa-loop-ivopts.c: Ditto.
17382 * tree-ssa-loop-prefetch.c: Ditto.
17383 * tree-vect-generic.c: Ditto.
17384 * tree-vect-patterns.c: Ditto.
17387 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17389 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
17390 constant addresses outside [0,0xc0] into a register.
17391 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
17392 cases where the base address register is unused after.
17393 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
17394 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
17395 (avr_out_store_psi_reg_disp_tiny): Same.
17397 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17399 Implement attribute progmem on reduced Tiny cores by adding
17400 flash offset 0x4000 to respective symbols.
17403 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
17404 documentation how it works on reduced Tiny cores.
17405 (AVR Named Address Spaces): No support for reduced Tiny.
17406 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
17407 (avr_address_tiny_pm_p): New static function.
17408 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
17409 if the address is in progmem.
17410 (avr_assemble_integer): Same.
17411 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
17412 for symbol_ref in progmem.
17413 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
17414 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
17415 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
17417 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
17419 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
17420 * configure: Regenerate.
17421 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
17422 (USE_THIN_ARCHIVES): New variable.
17423 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
17424 this archive as a thin archive.
17426 2016-07-20 David Malcolm <dmalcolm@redhat.com>
17428 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
17429 same location as last time, don't skip if we have fix-it hints.
17430 Clarify the skipping logic by converting it from one "if" clause
17431 to repeated "if" clauses.
17432 * spellcheck-tree.c: Include "cpplib.h".
17433 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
17434 (best_macro_match::best_macro_match): New constructor.
17435 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
17436 Move here from c/c-decl.c.
17437 (class best_macro_match): Move here from c/c-decl.c, converting
17438 from a typedef to a subclass, gaining a ctor.
17440 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17442 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
17443 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
17445 (avr_addr_space_diagnose_usage): ...and implementation.
17446 (avr_addr_space_supported_p): New function.
17447 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
17448 report bad address space usage if that space is supported.
17449 (avr_insert_attributes): Same. No more complain about unsupported
17451 * config/avr/avr-c.c (tm_p.h): Include it.
17452 (avr_cpu_cpp_builtins): Only define addr-space related built-in
17453 macro if avr_addr_space_supported_p.
17455 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
17457 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
17458 flag_toplevel_reorder.
17460 2016-07-20 David Malcolm <dmalcolm@redhat.com>
17462 * gcc-rich-location.c
17463 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
17465 * gcc-rich-location.h
17466 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
17468 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17470 * target.def (addr_space): Add new diagnose_usage to hook vector.
17471 * targhooks.c (default_addr_space_diagnose_usage): Add default
17472 implementation and...
17473 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
17474 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
17475 is some address space, call targetm.addr_space.diagnose_usage.
17476 * doc/tm.texi.in (Named Address Spaces): Add anchor for
17477 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
17478 * doc/tm.texi: Regenerate.
17480 2016-07-20 Martin Liska <mliska@suse.cz>
17482 PR middle-end/71898
17483 * graphite-isl-ast-to-gimple.c (later_of_the_two):
17484 Properly handly PHI stmts.
17486 2016-07-20 Bin Cheng <bin.cheng@arm.com>
17488 PR tree-optimization/71503
17489 PR tree-optimization/71683
17490 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
17493 2016-07-20 Martin Liska <mliska@suse.cz>
17495 * doc/invoke.texi (-fipa-ra): Document when the option is
17496 disabled. Fix a typo.
17498 2016-07-20 Martin Liska <mliska@suse.cz>
17500 * Makefile.in: Include fibonacci_heap.c
17501 * fibonacci_heap.c: New file.
17502 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
17503 (fibonacci_heap::union_with): Fix deletion of the second heap.
17504 * selftest-run-tests.c (selftest::run_tests): Incorporate
17505 fibonacci heap tests.
17506 * selftest.h: Declare fibonacci_heap_c_tests.
17508 2016-07-20 Martin Liska <mliska@suse.cz>
17510 * selftest-run-tests.c (selftest::run_tests): New function.
17511 * selftest.h (sreal_c_tests): Declare.
17512 * sreal.c (sreal_verify_basics): New function.
17513 (verify_aritmetics): Likewise.
17514 (sreal_verify_arithmetics): Likewise.
17515 (verify_shifting): Likewise.
17516 (sreal_verify_shifting): Likewise.
17517 (void sreal_c_tests): Likewise.
17519 2016-07-19 Jakub Jelinek <jakub@redhat.com>
17521 PR rtl-optimization/71916
17522 * cfgrtl.c (contains_no_active_insn_p): Return false also for
17523 bb which have a single succ fake edge.
17525 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
17528 * dwarf2out.c (gen_subprogram_die): Only call
17529 gen_unspecified_parameters_die while dumping early dwarf.
17531 2016-07-19 Jakub Jelinek <jakub@redhat.com>
17533 PR middle-end/71874
17534 * gimple-fold.c (fold_builtin_memory_op): Use
17535 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
17537 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
17539 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
17540 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
17541 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
17542 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
17543 * combine.c: Ditto.
17546 * double-int.c: Ditto.
17548 * dwarf2out.c: Ditto.
17551 * fold-const.c: Ditto.
17552 * function.c: Ditto.
17554 * genmodes.c: Ditto.
17558 * loop-doloop.c: Ditto.
17559 * loop-invariant.c: Ditto.
17560 * loop-iv.c: Ditto.
17565 * rtlanal.c: Ditto.
17566 * simplify-rtx.c: Ditto.
17567 * stor-layout.c: Ditto.
17569 * tree-ssa-loop-ivopts.c: Ditto.
17570 * tree-vect-generic.c: Ditto.
17571 * tree-vect-patterns.c: Ditto.
17576 * wide-int-print.cc: Ditto.
17577 * wide-int.cc: Ditto.
17578 * wide-int.h: Ditto.
17580 2016-07-19 David Malcolm <dmalcolm@redhat.com>
17582 * selftest.c (selftest::assert_streq): Handle NULL values of
17583 val_actual and val_expected.
17585 2016-07-19 Martin Jambor <mjambor@suse.cz>
17588 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
17589 rather than cgraph_create_node to get a call graph node.
17591 2016-07-19 Richard Biener <rguenther@suse.de>
17593 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
17594 handle all tcc_constant bases and valueize SSA names.
17595 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
17596 tcc_constant bases.
17598 2016-07-19 David Malcolm <dmalcolm@redhat.com>
17600 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
17601 the flags of the exit block and bb2, not just the entry block.
17603 2016-07-19 Richard Biener <rguenther@suse.de>
17605 PR tree-optimization/71901
17606 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
17607 align member, group stuff with the bitfield.
17608 (vn_ref_op_align_unit): New inline.
17609 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
17610 record element alignment and operand 3 unchanged.
17611 (ao_ref_init_from_vn_reference): Adjust.
17612 (valueize_refs_1): Likewise.
17613 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
17615 2016-07-19 Richard Biener <rguenther@suse.de>
17617 PR tree-optimization/71908
17618 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
17619 symbolic constants in a more reliable way.
17621 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
17623 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
17625 (vect_update_inits_of_drs): Likewise.
17626 (vect_create_cond_for_alias_checks): Likewise.
17627 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
17629 2016-07-19 Richard Biener <rguenther@suse.de>
17632 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
17633 with an abstract origin that is not an inlined function outer
17634 scope add a self-reference as abstract origin.
17635 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
17637 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
17640 * config/rs6000/rs6000.c (rs6000_function_value): Fix
17641 unintentional System V.4 structure return breakage for structures
17642 with a single floating point element.
17644 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
17646 PR tree-optimization/71734
17647 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
17648 contains REF, use it to check safelen, assume that safelen value
17649 must be greater 1, fix style.
17650 (ref_indep_loop_p_2): Add REF_LOOP argument.
17651 (ref_indep_loop_p): Pass LOOP as additional argument to
17652 ref_indep_loop_p_2.
17654 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
17656 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
17657 allocation in the prologue.
17658 * explow.c (get_dynamic_stack_base): New function to return an address
17659 expression for the dynamic stack base.
17660 (get_dynamic_stack_size): New function to do the required dynamic stack
17661 space size calculations.
17662 (allocate_dynamic_stack_space): Use new functions.
17663 (align_dynamic_address): Move some code from
17664 allocate_dynamic_stack_space to new function.
17665 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
17667 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17669 * config/s390/s390.c (s390_encode_section_info): Always set
17670 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
17673 2016-07-18 Richard Biener <rguenther@suse.de>
17675 PR tree-optimization/71893
17676 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
17677 for sizetype cast added by array_ref_element_size.
17678 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17680 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
17682 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
17683 register parameters. Remove code to initialize argument pointer
17684 on TARGET_64BIT. Optimize call to _mcount when it can be reached
17685 using a pc-relative branch. Cleanup conditional code.
17686 * config/pa/pa.md (call_mcount): New expander.
17687 (call_mcount_nonpic): New insn.
17688 (call_mcount_pic): New insn and split.
17689 (call_mcount_pic_post_reload): New insn.
17690 (call_mcount_64bit): New insn and split.
17691 (call_mcount_64bit_post_reload): New insn.
17693 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
17695 * config/avr/predicates.md (const_m255_to_m1_operand): New.
17696 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
17697 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
17698 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
17699 (*usum_widenqihi3, *udiff_widenqihi3)
17700 (*addhi3_zero_extend.const): New combiner insns.
17701 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
17702 just 1 bit is affected.
17703 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
17704 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
17706 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
17708 * omp-low.c (lower_omp_target): Mark data clauses with
17709 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
17710 zero-length subarrays.
17712 2016-07-15 Richard Biener <rguenther@suse.de>
17714 PR tree-optimization/71881
17715 * tree-loop-distribution.c (destroy_loop): Remove blocks in
17716 reverse DOM order to make debug temp generation happy.
17718 2016-07-15 Richard Biener <rguenther@suse.de>
17720 PR tree-optimization/71887
17721 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
17722 verify it is not zero for division / modulo handling.
17723 (value_replacement): Adjust.
17725 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
17726 Julian Brown <julian@codesourcery.com>
17728 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
17729 * config/aarch64/aarch64-cost-tables.h
17730 (vulcan_extra_costs): New variable.
17731 * config/aarch64/aarch64.c
17732 (vulcan_addrcost_table): Likewise.
17733 (vulcan_regmove_cost): Likewise.
17734 (vulcan_vector_cost): Likewise.
17735 (vulcan_branch_cost): Likewise.
17736 (vulcan_tunings): Likewise.
17738 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
17740 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
17741 (output_in_order): Loop over undefined variables too. Output them
17742 via assemble_undefined_decl. Skip variables that correspond to hard
17743 registers or have value-exprs.
17744 * varpool.c (symbol_table::output_variables): Handle undefined
17745 variables together with defined ones.
17747 2016-07-15 Richard Biener <rguenther@suse.de>
17749 * tree-ssa-pre.c (get_representative_for): Make sure to return
17750 the value number of SSA names.
17751 (phi_translate_1): get_representative_for cannot return NULL.
17752 (do_pre_regular_insertion): Remove redundant call to
17753 fully_constant_expression.
17754 (do_pre_partial_partial_insertion): Likewise.
17756 2016-07-15 Bin Cheng <bin.cheng@arm.com>
17758 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
17759 (derive_simple_iv_with_niters): New function.
17760 (simple_iv): Rewrite using simple_iv_with_niters.
17761 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
17762 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
17764 (number_of_iterations_exit): Rewrite using above function.
17765 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
17768 2016-07-15 Richard Biener <rguenther@suse.de>
17770 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
17771 vec_construct cost.
17773 2016-07-14 Jakub Jelinek <jakub@redhat.com>
17775 PR tree-optimization/71872
17776 * tree-data-ref.c (get_references_in_stmt): Ignore references
17777 with is_gimple_constant get_base_address.
17779 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
17781 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
17782 (TARGET_HAVE_LDACQD): New macro.
17783 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
17784 than TARGET_HAVE_LDACQ.
17785 (arm_load_acquire_exclusivedi): Likewise.
17786 (arm_store_release_exclusivedi): Likewise.
17788 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
17790 PR rtl-optimization/71878
17791 * lra-constraints.c (match_reload): Pass information about other
17792 output operands. Create new unique register value if matching input
17793 operand shares same register value as output operand being considered.
17794 (curr_insn_transform): Record output operands already processed.
17796 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17799 PR tree-optimization/70923
17800 * tree-vect-patterns.c: Include mult-synthesis.h.
17801 (target_supports_mult_synth_alg): New function.
17802 (synth_lshift_by_additions): Likewise.
17803 (apply_binop_and_append_stmt): Likewise.
17804 (vect_synth_mult_by_constant): Likewise.
17805 (target_has_vecop_for_code): Likewise.
17806 (vect_recog_mult_pattern): Use above functions to synthesize vector
17807 multiplication by integer constants.
17809 2016-07-14 Alan Modra <amodra@gmail.com>
17811 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
17812 gpr alternatives. Correct '*' placement on Y,r alternative.
17813 Add '*' on operand 1 of r,r alternative.
17815 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17817 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
17818 * expmed.h: ... Here.
17820 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
17822 * gimple.h (stmt_can_terminate_bb_p): New function.
17823 * tree-cfg.c (need_fake_edge_p): Rename to ...
17824 (stmt_can_terminate_bb_p): ... this; return true if stmt can
17825 throw external; handle const and pure calls.
17826 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
17828 2016-07-14 Richard Biener <rguenther@suse.de>
17830 PR tree-optimization/71866
17831 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
17832 (do_hoist_insertion): Avoid endless recursion when we
17833 didn't insert anything because we managed to simplify
17834 things down to a constant or SSA name.
17835 (fully_constant_expression): Re-write in terms of ...
17836 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
17837 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
17838 vn_nary_build_or_lookup_1.
17839 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
17840 (vn_nary_build_or_lookup): ... this which now wraps it.
17842 2016-07-14 Alan Modra <amodra@gmail.com>
17845 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
17846 with p9_vector override before power9-dform override.
17848 2016-07-13 Andi Kleen <ak@linux.intel.com>
17850 * value-prof.c (gimple_value_profile_transformations): Don't run
17851 when auto_profile is on.
17853 2016-07-13 Andi Kleen <ak@linux.intel.com>
17855 * auto-profile.c (update_inlined_ind_target,
17856 afdo_indirect_call): Print information to dump file.
17858 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
17860 * genrecog.c (special_predicate_operand_p): New function.
17861 (predicate_name): Move function.
17862 (validate_pattern): Don't warn about missing mode for all
17863 define_special_predicate predicates.
17865 2016-07-13 Bin Cheng <bin.cheng@arm.com>
17867 * tree-vect-data-refs.c (vect_no_alias_p): New function.
17868 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
17869 resolve alias checks which are known at compilation time.
17870 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
17871 alias checks are resolved. Move dump info for too many runtime
17872 alias checks to here...
17873 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
17875 2016-07-13 Richard Biener <rguenther@suse.de>
17877 PR tree-optimization/24574
17878 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
17879 position and add shift, rotate, divison and modulo support
17881 (value_replacement): Pass in argument position to absorbing_element_p.
17883 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
17886 * ipa-inline-transform.c (inline_call): Support
17887 instrumented thunks.
17889 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
17891 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
17892 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
17894 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
17895 Baseline. Make initial alternative TARGET_32BIT only.
17896 (udivsi3): Likewise.
17897 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
17898 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
17901 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
17903 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
17904 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
17905 availability with TARGET_HAVE_MOVT.
17906 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
17907 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
17908 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
17910 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
17911 extra instruction if MOVW is available. Use a cost variable
17912 incremented by COSTS_N_INSNS (1) when the condition match rather than
17913 returning an arithmetic expression based on COSTS_N_INSNS. Make
17914 constant with bottom half word zero cost 2 instruction if MOVW is
17916 * config/arm/arm.md (define_attr "arch"): Add v8mb.
17917 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
17918 target is ARMv8-M Baseline.
17919 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
17920 (arm_movtas_ze): Likewise.
17921 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
17922 alternative for constants satisfying j constraint.
17923 (thumb1_movsi_insn): Likewise.
17924 (movsi splitter for K alternative): Tighten condition to not trigger
17925 if movt is available and j constraint is satisfied.
17926 (Pe immediate splitter): Likewise.
17927 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
17928 constant fitting in an halfword to use MOVW.
17929 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
17932 2016-07-13 Richard Biener <rguenther@suse.de>
17934 PR middle-end/71104
17935 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
17936 gimplifying the LHS. Make sure to gimplify a returning twice
17937 call LHS without using SSA names.
17939 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17941 * tree-data-ref.c (find_data_references_in_stmt): Remove
17942 unnecessary call to vec::release.
17943 (graphite_find_data_references_in_stmt): Likewise.
17944 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
17945 * tree-vect-stmts.c (vectorizable_condition): Likewise.
17947 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17949 * cfgexpand.c (expand_used_vars): Make the type of a local
17951 * genmatch.c (lower_for): Likewise.
17952 * haifa-sched.c (haifa_sched_init): Likewise.
17953 (add_to_speculative_block): Likewise.
17954 (create_check_block_twin): Likewise.
17955 * predict.c (handle_missing_profiles): Likewise.
17956 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
17957 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
17958 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
17960 (maybe_lower_iteration_bound): Likewise.
17961 * tree-ssa-sccvn.c (DFS): Likewise.
17962 * tree-stdarg.c (reachable_at_most_once): Likewise.
17963 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
17964 (vectorizable_store): Likewise.
17966 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17968 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
17969 (sccvn_dom_walker): make cond_stack an auto_vec.
17971 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17973 * ree.c (struct ext_state): Make type of members auto_vec.
17974 (find_and_remove_re): Adjust.
17976 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17978 * cfgexpand.c (struct stack_vars_data): Make type of fields
17980 (expand_used_vars): Adjust.
17982 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17984 * ipa.c (record_cdtor_fn): Adjust.
17985 (build_cdtor_fns): Likewise.
17986 (ipa_cdtor_merge): Make static_ctors and static_dtors local
17989 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17991 * genextract.c (struct accum_extract): Add constructor and make
17993 (gen_insn): Adjust.
17995 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17997 * tree.c (struct free_lang_data_d): Add constructor and change
17998 types of members to ones that automatically manage resources.
17999 (fld_worklist_push): Adjust.
18000 (find_decls_types): Likewise.
18001 (find_decls_types_in_eh_region): Likewise.
18002 (free_lang_data_in_cgraph): Stop manually creating and
18003 destroying members of free_lang_data_d.
18005 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
18007 PR rtl-optimization/68961
18008 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
18009 peephole variant. Use sse_reg_operand predicates.
18011 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
18013 * config/i386/predicates.md (x86_64_immediate_operand)
18014 <case CONST_INT>: Remove unneeded truncation to DImode.
18015 <case CONST>: Ditto.
18016 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
18018 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
18021 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
18022 The xxperm and xxpermr instructions require that the 2nd input
18023 operand overlap with the output operand, and not the 1st.
18024 (altivec_vperm_v8hiv16qi): Likewise.
18025 (altivec_vperm_<mode>_uns_internal): Likewise.
18026 (altivec_vpermr_<mode>_internal): Likewise.
18027 (vperm_v8hiv4si): Likewise.
18028 (vperm_v16qiv8hi): Likewise.
18030 2016-07-12 Nathan Sidwell <nathan@acm.org>
18032 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
18033 when -mno-pic-data-is-text-relative is in effect, by default.
18034 * doc/invoke.texi (mpic-data-is-text-relative): Document new
18035 behavior and clarify.
18037 2016-07-12 Martin Liska <mliska@suse.cz>
18039 * params.def: Add avg-loop niter.
18040 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
18041 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
18042 * doc/invoke.texi: Document the new parameter.
18044 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18046 PR middle-end/71700
18047 * expr.c (store_constructor): Mask sign-extended bits when widening
18048 sub-word constructor element at the start of a word.
18050 2016-07-12 Martin Liska <mliska@suse.cz>
18052 * Makefile.in: Append rule for params-options.h.
18053 * params-options.h: New file.
18055 2016-07-12 Martin Liska <mliska@suse.cz>
18057 * ira-build.c (mark_loops_for_removal): Properly iterate
18060 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
18061 Richard Biener <rguenther@suse.de>
18063 PR tree-optimization/23286
18064 PR tree-optimization/70159
18065 * doc/invoke.texi: Document -fcode-hoisting.
18066 * common.opt (fcode-hoisting): New flag.
18067 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
18068 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
18069 (do_regular_insertion): Rename to ...
18070 (do_pre_regular_insertion): ... this and amend general comments
18071 on insertion strathegy.
18072 (do_partial_partial_insertion): Rename to ...
18073 (do_pre_partial_partial_insertion): ... this.
18074 (do_hoist_insertion): New function.
18075 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
18076 and call do_hoist_insertion properly.
18078 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
18079 (pass_pre::execute): Register hoist_insert stats.
18081 2016-07-12 Jakub Jelinek <jakub@redhat.com>
18083 PR middle-end/71716
18084 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
18085 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
18086 is different from mode's bitsize. Small cleanup.
18088 2016-07-12 Richard Biener <rguenther@suse.de>
18090 PR rtl-optimization/68961
18091 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
18092 to simplify to a non-constant.
18094 2016-07-11 Jakub Jelinek <jakub@redhat.com>
18096 PR middle-end/71758
18097 * omp-low.c (expand_omp_target): Gimplify device.
18099 PR tree-optimization/71823
18100 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
18101 to get vec_oprnds2 from op2.
18103 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
18105 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
18106 Hoist common subexpressions.
18107 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
18109 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
18112 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
18113 prevent generation of 'stxsiwx' on pre Power8 hardware.
18115 2016-07-11 David Malcolm <dmalcolm@redhat.com>
18117 * input.c: Include cpplib.h.
18118 (selftest::temp_source_file): New class.
18119 (selftest::temp_source_file::temp_source_file): New ctor.
18120 (selftest::temp_source_file::~temp_source_file): New dtor.
18121 (selftest::should_have_column_data_p): New function.
18122 (selftest::test_should_have_column_data_p): New function.
18123 (selftest::temp_line_table): New class.
18124 (selftest::temp_line_table::temp_line_table): New ctor.
18125 (selftest::temp_line_table::~temp_line_table): New dtor.
18126 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
18127 it to create a temp_line_table.
18128 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
18129 locations that are known to have column data.
18130 (selftest::line_table_case): New struct.
18131 (selftest::test_reading_source_line): Move tempfile handling
18132 to class temp_source_file.
18133 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
18134 (selftest::assert_token_loc_eq): New function.
18135 (ASSERT_TOKEN_LOC_EQ): New macro.
18136 (selftest::test_lexer): New function.
18137 (selftest::boundary_locations): New array.
18138 (selftest::input_c_tests): Call test_should_have_column_data_p.
18139 Loop over a test matrix of interesting values of location and
18140 default_range_bits, calling test_lexer on each case in the matrix.
18141 Move call to test_accessing_ordinary_linemaps into the matrix.
18142 * selftest.h (ASSERT_EQ): Reimplement in terms of...
18143 (ASSERT_EQ_AT): New macro.
18145 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
18148 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
18149 Don't convert TImode in debug insn.
18151 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
18153 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
18154 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
18155 (tree_type_common::lang_flag_7): New.
18156 (tree_type_common::spare): Reduce size.
18157 * tree.h (TYPE_ALIGN_OK): Remove.
18158 (TYPE_LANG_FLAG_7): New.
18159 (get_inner_reference): Adjust header.
18160 * print-tree.c (print_node): Adjust.
18161 * expr.c (get_inner_reference): Remove parameter keep_aligning.
18162 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
18163 calls to get_inner_reference.
18164 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
18165 handling of TYPE_ALIGN_OK.
18166 * builtins.c (get_object_alignment_2): Adjust call to
18167 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
18168 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
18170 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
18171 * cfgexpand.c (expand_debug_expr): Likewise.
18172 * dbxout.c (dbxout_expand_expr): Likewise.
18173 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
18174 loc_list_from_tree, fortran_common): Likewise.
18175 * fold-const.c (optimize_bit_field_compare,
18176 decode_field_reference, fold_unary_loc, fold_comparison,
18177 split_address_to_core_and_offset): Likewise.
18178 * gimple-laddress.c (execute): Likewise.
18179 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
18180 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
18181 * hsa-gen.c (gen_hsa_addr): Likewise.
18182 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
18183 * tsan.c (instrument_expr): Likewise.
18184 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
18185 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
18186 * tree-affine.c (tree_to_aff_combination,
18187 get_inner_reference_aff): Adjust calls to get_inner_reference.
18188 * tree-data-ref.c (split_constant_offset_1,
18189 dr_analyze_innermost): Likewise.
18190 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
18191 * tree-sra.c (ipa_sra_check_caller): Likewise.
18192 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
18193 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
18194 bswap_replace): Likewise.
18195 * tree-vect-data-refs.c (vect_check_gather,
18196 vect_analyze_data_refs): Likewise.
18197 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
18198 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
18201 2016-07-11 David Malcolm <dmalcolm@redhat.com>
18203 * Makefile.in (selftest-valgrind): New phony target.
18204 * function-tests.c (selftest::build_cfg): Delete pass instances
18205 created by the test.
18206 (selftest::convert_to_ssa): Likewise.
18207 (selftest::test_expansion_to_rtl): Likewise.
18208 * tree-cfg.c (selftest::test_linear_chain): Release dominator
18210 (selftest::test_diamond): Likewise.
18212 2016-07-11 Richard Biener <rguenther@suse.de>
18214 PR tree-optimization/71816
18215 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
18216 than replacing all of its operands.
18218 2016-07-11 Alan Modra <amodra@gmail.com>
18220 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
18221 (ctr<mode>): Add unspec.
18222 (ctr<mode>_internal*): Likewise.
18224 2016-07-08 James Bowman <james.bowman@ftdichip.com>
18226 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
18227 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
18229 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
18231 PR rtl-optimization/71621
18232 * lra-constraints.c (process_alt_operands): Check combination of
18233 reg class and mode.
18235 2016-07-08 Jason Merrill <jason@redhat.com>
18236 Richard Biener <rguenther@suse.de>
18238 P0145: Refining Expression Order for C++.
18239 * gimplify.c (initial_rhs_predicate_for): New.
18240 (gimplfy_modify_expr): Gimplify RHS before LHS.
18242 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18245 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18246 Allow standard error handling to take over when a wrong number
18247 of arguments is presented to __builtin_vec_ld () or
18248 __builtin_vec_st ().
18250 2016-07-08 Jiong Wang <jiong.wang@arm.com>
18252 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
18257 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
18258 __builtin_aarch64_fmaxv2sf.
18259 (vmaxnmq_f32): Likewise.
18260 (vmaxnmq_f64): Likewise.
18261 (vminnm_f32): Likewise.
18262 (vminnmq_f32): Likewise.
18263 (vminnmq_f64): Likewise.
18265 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
18268 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
18269 enable -mfloat128-hardware by default.
18270 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
18271 that IEEE 128-bit hardware support needs.
18272 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
18273 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
18274 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
18275 floating point requires.
18276 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
18277 -mfloat128 and -mfloat128-hardware changes.
18279 2016-07-08 Alan Hayward <alan.hayward@arm.com>
18281 PR tree-optimization/71667
18282 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
18284 2016-07-08 Martin Liska <mliska@suse.cz>
18286 PR middle-end/71606
18287 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
18288 folding produces SAVE_EXPRs, thus return false for the type.
18290 2016-07-07 Martin Liska <mliska@suse.cz>
18292 * file-find.c (remove_prefix): New function.
18293 * file-find.h (remove_prefix): Declare the function.
18294 * gcc-ar.c (main): Skip a folder of the wrapper if
18295 a wrapped binary would point to the same file.
18297 2016-07-07 Jan Hubicka <jh@suse.cz>
18299 * tree-scalar-evolution.c (iv_can_overflow_p): export.
18300 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
18301 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
18303 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
18306 * ipa-inline-analysis.c (compute_inline_parameters): Set
18307 local.can_change_signature to false for intrumentation
18310 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18312 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
18313 with TARGET_HAVE_MOVT.
18314 (TARGET_HAVE_MOVT): Define.
18315 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
18316 availability with TARGET_HAVE_MOVT.
18317 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
18319 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
18321 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
18322 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
18323 * config/arm/constraints.md (define_constraint "j"): Use
18324 TARGET_HAVE_MOVT to check MOVT availability.
18326 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18328 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
18330 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18332 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
18333 (armv8-m.main): Likewise.
18334 (armv8-m.main+dsp): Likewise.
18335 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
18336 (FL_FOR_ARCH8M_MAIN): Likewise.
18337 * config/arm/arm-tables.opt: Regenerate.
18338 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
18339 armv8-m.main+dsp to BE8_LINK_SPEC.
18340 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
18341 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
18342 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
18343 Baseline and Mainline.
18344 (arm_option_override_internal): Also disable arm_restrict_it when
18345 !arm_arch_notm. Update comment for -munaligned-access to also cover
18347 (arm_file_start): Increase buffer size for printing architecture name.
18348 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
18349 and armv8-m.main+dsp.
18350 (mno-unaligned-access): Clarify that this is disabled by default for
18351 ARMv8-M Baseline architectures as well.
18353 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18355 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
18356 decide whether to prevent some libgcc routines being included for some
18357 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
18358 link between this condition and the one in
18359 libgcc/config/arm/lib1func.S.
18361 2016-07-07 Richard Biener <rguenther@suse.de>
18363 * tree-ssa-pre.c: Include alias.h.
18364 (compute_avail): If we have multiple VN_REFERENCEs with the
18365 same hashtable entry adjust that to make it a valid replacement
18366 for all of them with respect to alignment and aliasing
18367 when doing insertion.
18368 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
18369 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
18371 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
18375 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
18376 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
18379 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18381 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
18382 (adjust_mems): Adjust.
18383 (adjust_insn): Likewise.
18384 (prepare_call_arguments): Likewise.
18386 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18388 * gcse.c (struct ls_expr): Make stores field a vector.
18389 (ldst_entry): Adjust.
18390 (free_ldst_entry): Likewise.
18391 (print_ldst_list): Likewise.
18392 (compute_ld_motion_mems): Likewise.
18393 (update_ld_motion_stores): Likewise.
18395 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18397 * gcse.c (struct ls_expr): Remove loads field.
18398 (ldst_entry): Adjust.
18399 (free_ldst_entry): Likewise.
18400 (print_ldst_list): Likewise.
18401 (compute_ld_motion_mems): Likewise.
18403 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18405 * store-motion.c (struct st_expr): Make antic_stores a vector.
18406 (st_expr_entry): Adjust.
18407 (free_st_expr_entry): Likewise.
18408 (print_store_motion_mems): Likewise.
18409 (find_moveable_store): Likewise.
18410 (compute_store_table): Likewise.
18411 (remove_reachable_equiv_notes): Likewise.
18412 (replace_store_insn): Likewise.
18413 (build_store_vectors): Likewise.
18415 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18417 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
18418 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
18420 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
18422 PR tree-optimization/71518
18423 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
18424 misalign also for outer loops with negative step.
18426 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
18428 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
18429 (cortex_a53_shift): Add mov_shift.
18430 (cortex_a53_shift_reg): Add new reservation for register shifts.
18431 (cortex_a53_alu): Remove bfm.
18432 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
18433 (cortex_a53_alu_extr): Add new reservation for EXTR.
18434 (bypasses): Improve bypass modelling.
18436 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18439 * config/avr/avr.c (avr_asm_select_section): Strip off
18440 SECTION_DECLARED from flags when calling get_section.
18442 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18444 * tree-vectorizer.h (vect_memory_access_type): Add
18445 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
18446 * tree-vect-stmts.c (compare_step_with_zero): New function.
18447 (perm_mask_for_reverse): Move further up file.
18448 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
18450 (get_negative_load_store_type): New function.
18451 (get_load_store_type): Call it. Add an ncopies argument.
18452 (vectorizable_mask_load_store): Update call accordingly and
18453 remove tests for negative steps.
18454 (vectorizable_store, vectorizable_load): Likewise. Handle new
18455 memory_access_types.
18457 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18459 * tree-vectorizer.h (vect_memory_access_type): New enum.
18460 (_stmt_vec_info): Add a memory_access_type field.
18461 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
18462 (vect_model_store_cost): Take an access type instead of a boolean.
18463 (vect_model_load_cost): Likewise.
18464 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
18465 vect_model_store_cost and vect_model_load_cost.
18466 * tree-vect-stmts.c (vec_load_store_type): New enum.
18467 (vect_model_store_cost): Take an access type instead of a
18468 store_lanes_p boolean. Simplify tests.
18469 (vect_model_load_cost): Likewise, but for load_lanes_p.
18470 (get_group_load_store_type, get_load_store_type): New functions.
18471 (vectorizable_store): Use get_load_store_type. Record the access
18472 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
18473 (vectorizable_load): Likewise.
18474 (vectorizable_mask_load_store): Likewise. Replace is_store
18475 variable with vls_type.
18477 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18479 * tree-vectorizer.h (vect_grouped_load_supported): Add a
18480 single_element_p parameter.
18481 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
18482 Check the PR65518 case here rather than in vectorizable_load.
18483 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
18484 * tree-vect-stmts.c (vectorizable_load): Likewise.
18486 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18488 * tree-vectorizer.h (gather_scatter_info): New structure.
18489 (vect_check_gather_scatter): Return a bool rather than a decl.
18490 Replace return-by-pointer arguments with a single
18491 gather_scatter_info *.
18492 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
18493 (vect_analyze_data_refs): Update call accordingly.
18494 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
18495 (vectorizable_mask_load_store): Likewise. Also record the
18496 offset dt and vectype in the gather_scatter_info.
18497 (vectorizable_store): Likewise.
18498 (vectorizable_load): Likewise.
18500 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18502 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
18503 strided groups, use the cost of N scalar accesses instead
18504 of ncopies vector accesses.
18505 (vect_model_load_cost): Likewise.
18507 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18509 * tree-vect-stmts.c (vect_cost_group_size): Delete.
18510 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
18511 variable to indicate when once-per-group costs are being used.
18512 (vect_model_load_cost): Likewise. Fix comment and misindented code.
18514 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18516 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
18517 peeling-for-gaps condition.
18519 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18521 * config/s390/s390.c (s390_expand_vec_init): Force initializer
18522 element to register if it doesn't match general_operand.
18524 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
18525 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18527 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
18529 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
18530 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
18531 (SIGNBIT): New mode iterator.
18532 (Fsignbit): New mode attribute.
18533 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
18534 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
18535 when direct moves are available.
18536 (signbit<mode>2_dm): New define_insn_and_split).
18537 (signbit<mode>2_dm2): New define_insn.
18539 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18541 PR rtl-optimization/71594
18542 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
18543 into subregs of appropriate mode before trying to emit a conditional
18546 2016-07-05 Jan Hubicka <jh@suse.cz>
18548 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
18549 (simple_iv): Use it.
18551 2016-07-05 Jan Hubicka <jh@suse.cz>
18553 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
18555 2016-07-05 Jiong Wang <jiong.wang@arm.com>
18557 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
18560 2016-07-05 Jan Hubicka <jh@suse.cz>
18562 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
18565 2016-07-05 Richard Biener <rguenther@suse.de>
18567 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
18568 Handle empty else block.
18569 (is_feasible_trace): Likewise.
18570 (split_paths): Likewise.
18572 2016-07-05 Richard Biener <rguenther@suse.de>
18574 * tree-loop-distribution.c (distribute_loop): Fix issue with
18575 the cost model loop.
18577 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
18579 * config/arm/neon-testgen.ml: Delete.
18580 * config/arm/neon.ml: Delete.
18582 2016-07-04 Jakub Jelinek <jakub@redhat.com>
18585 * tree.c (attribute_value_equal): Use get_attribute_name instead of
18586 directly using TREE_PURPOSE.
18588 2016-07-04 Jiong Wang <jiong.wang@arm.com>
18590 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
18591 * config/aarch64/aarch64_neon.h: Likewise.
18592 * config/aarch64/arm_neon.h: Likewise.
18593 * config/aarch64/atomics.md: Likewise.
18594 * config/aarch64/aarch64-simd-builtins.def: Likewise.
18595 * doc/invoke.texi: Likewise.
18597 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
18599 * config/s390/s390.md: Add "z13" cpu_facility.
18600 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
18601 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
18602 condition" type instructions.
18604 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
18605 Jeff Law <law@redhat.com>
18607 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
18608 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
18610 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
18612 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
18613 permutation for TARGET_AVX512F.
18614 (ix86_expand_vec_one_operand_perm_avx512): New function.
18615 (expand_vec_perm_1): Invoke introduced function.
18616 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
18617 it may be not valid after vectorization.
18619 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18622 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
18623 typo in comment. Only force to memory if it is a weak
18624 external reference.
18626 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
18627 Jiong Wang <jiong.wang@arm.com>
18629 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
18630 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
18631 (AARCH64_FL_F16): New.
18632 (AARCH64_FL_FOR_ARCH8_2): New.
18633 (AARCH64_ISA_8_2): New.
18634 (AARCH64_ISA_F16): New.
18635 (TARGET_FP_F16INST): New.
18636 (TARGET_SIMD_F16INST): New.
18637 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
18638 ("fp"): Disabling "fp" also disables "fp16".
18639 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
18640 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
18641 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
18642 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
18644 2016-07-04 Jan Beulich <jbeulich@suse.com>
18646 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
18648 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
18651 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
18652 the insns, use an insn form that does not adjust the offset on
18653 little endian systems.
18655 2016-07-01 Jan Beulich <jbeulich@suse.com>
18657 * varasm.c (get_variable_section): Validate initializer in
18658 named .bss-like sections.
18660 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
18662 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
18663 Exchange the order of the second and third operands in the vpermr
18664 instruction tmeplate.
18666 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
18669 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
18670 Disallow TDmode values.
18672 2016-07-01 Alan Modra <amodra@gmail.com>
18674 PR rtl-optimization/71709
18675 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
18676 being set, not referenced.
18678 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
18680 PR tree-optimization/70729
18681 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
18682 of loop since it can be not valid after transformation.
18684 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18686 * config/arm/arm.c (thumb_reload_in_hi): Delete.
18687 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
18689 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
18691 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
18694 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
18697 * config/rs6000/constraints.md (wY constraint): New constraint to
18698 match the requirements for the LXSD and STXSD instructions.
18699 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
18700 predicate to match the requirements for the LXSD and STXSD
18702 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
18703 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
18704 to make sure that the bottom 2 bits of offset are 0, the address
18705 form is offsettable, and no updating is done in the address mode.
18706 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
18707 (movdi_internal32): Likewise
18708 (movdi_internal64): Likewise.
18710 2016-06-30 Jakub Jelinek <jakub@redhat.com>
18712 PR tree-optimization/71707
18713 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
18714 strinfo even for ADDR_EXPR ptr.
18716 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
18718 * config/rs6000/altivec.md (darn_32): Change the condition to
18719 TARGET_P9_MISC instead of TARGET_MODULO.
18720 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
18721 condition expression.
18722 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
18723 condition expression.
18724 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
18725 (DFP_TEST): New code iterator.
18726 (dfptstsfi_<code>_mode>): New define_expand.
18727 (*dfp_sgnfcnc_<mode>): New define_insn.
18728 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
18729 definition next to BU_P9_MISC_1 definition and change the MASK
18730 value to RS6000_BTM_P9_MISC.
18731 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
18732 (BU_P9_64BIT_MISC_0): Likewise.
18733 (BU_P9_DFP_MISC_0): New macro definition.
18734 (BU_P9_DFP_MISC_1): New macro definition.
18735 (BU_P9_DFP_MISC_2): New macro definition.
18736 (BU_P9_DFP_OVERLOAD_1): New macro definition.
18737 (BU_P9_DFP_OVERLOAD_2): New macro definition.
18738 (BU_P9_DFP_OVERLOAD_3): New macro definition.
18739 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
18740 (TSTSFI_LT_TD): Likewise.
18741 (TSTSFI_EQ_DD): Likewise.
18742 (TSTSFI_EQ_TD): Likewise.
18743 (TSTSFI_GT_DD): Likewise.
18744 (TSTSFI_GT_TD): Likewise.
18745 (TSTSFI_OV_DD): Likewise.
18746 (TSTSFI_OV_TD): Likewise.
18747 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
18748 (TSTSFI_LT_DD): Likewise.
18749 (TSTSFI_LT_TD): Likewise.
18750 (TSTSFI_EQ): Likewise.
18751 (TSTSFI_EQ_DD): Likewise.
18752 (TSTSFI_EQ_TD): Likewise.
18753 (TSTSFI_GT): Likewise.
18754 (TSTSFI_GT_DD): Likewise.
18755 (TSTSFI_GT_TD): Likewise.
18756 (TSTSFI_OV): Likewise.
18757 (TSTSFI_OV_DD): Likewise.
18758 (TSTSFI_OV_TD): Likewise.
18759 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18760 overloaded test significance functions.
18761 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18762 OPTION_MASK_P9_MISC into the representation of this mask.
18763 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
18765 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
18766 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
18768 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
18769 argument is a 6-bit unsigned literal value if the icode argument
18770 represents a DFP test significance built-in call.
18771 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
18772 flag used independently and in combination with the
18773 RS6000_BTM_64BIT flag.
18774 (rs6000_opt_masks): Add entry for power9-misc command-line option.
18775 (rs6000_builtin_mask_names): Add entry for power9-misc
18776 command-line option.
18777 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
18778 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
18779 RS6000_BTM_P9_MISC macros.
18780 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
18781 option and change the description of the -mpower9-vector option to
18782 enable only vector instructions, removing its erroneously claimed
18783 support for scalar instructions.
18784 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
18785 the ISA 3.0 digital floating point test significance built-in
18788 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
18790 * config/aarch64/aarch64.c (cortexa35_tunings):
18791 Enable AES fusion. Use cortexa57_branch_cost.
18792 (cortexa53_tunings): Use cortexa57_branch_cost.
18793 (cortexa72_tunings): Use cortexa57_branch_cost.
18794 Use AUTOPREFETCHER_WEAK.
18795 (cortexa73_tunings): Use cortexa57_branch_cost.
18797 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18798 James Greenhalgh <james.greenhalgh@arm.com>
18800 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
18801 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
18802 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
18803 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
18804 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
18805 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
18806 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
18807 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
18808 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
18809 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
18810 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
18811 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
18812 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
18815 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
18816 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18818 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
18820 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
18822 2016-06-30 David Malcolm <dmalcolm@redhat.com>
18825 * gcc.c (driver::build_option_suggestions): Pass "option" to
18826 add_misspelling_candidates.
18827 * opts-common.c (add_misspelling_candidates): Add "option" param;
18828 use it to avoid adding negated forms for options marked with
18830 * opts.h (add_misspelling_candidates): Add "option" param.
18832 2016-06-30 Jakub Jelinek <jakub@redhat.com>
18834 PR middle-end/71693
18835 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
18836 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
18837 first when permuting bitwise operation with rotate. Cast
18838 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
18840 2016-06-29 David Malcolm <dmalcolm@redhat.com>
18842 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
18843 for misspelled param names.
18844 * params.c: Include spellcheck.h.
18845 (find_param_fuzzy): New function.
18846 * params.h (find_param_fuzzy): New prototype.
18847 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
18848 * spellcheck.h (struct edit_distance_traits<const char *>):
18851 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
18853 * config/rs6000/predicates.md (const_0_to_7_operand): New
18854 predicate, recognize 0..7.
18855 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
18856 support for doing extracts from V16QImode, V8HImode, V4SImode
18858 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
18859 vector extract support.
18860 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
18861 for ISA 3.0 vector extract.
18862 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
18863 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
18864 extracts of a constant element number from small integer vectors
18865 on 64-bit ISA 3.0 systems.
18866 (vsx_extract_<mode>_di): Likewise.
18867 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
18868 say when we can do ISA 3.0 vector extracts.
18869 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
18870 registers, using the stxsiwx instruction.
18872 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
18874 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
18875 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
18876 qdf24xx_regmove_cost, qdf24xx_tunings): New.
18877 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
18878 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
18879 * config/arm/arm.c (arm_qdf24xx_tune): New.
18881 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
18883 * config/aarch64/aarch64.c (cortexa53_tunings):
18884 Increase loop alignment to 8. Set function alignment to 16.
18885 (cortexa35_tunings): Likewise.
18886 (cortexa57_tunings): Increase loop alignment to 8.
18887 (cortexa72_tunings): Likewise.
18888 (cortexa73_tunings): Likewise.
18890 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
18892 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
18893 for arm_fp16_ok and arm_fp16_hw.
18894 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
18895 arm_fp16_alternative.
18897 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
18899 PR tree-optimization/71655
18900 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
18901 types when swapping operands.
18903 2016-06-29 Martin Liska <mliska@suse.cz>
18905 PR middle-end/71585
18906 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
18907 * ipa-inline-transform.c (inline_call): Remove unnecessary call
18908 of build_optimization_node.
18910 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
18912 PR tree-optimization/70729
18913 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
18914 independent in loops having positive safelen value.
18915 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
18916 it may be not valid after vectorization.
18918 2016-06-29 Jakub Jelinek <jakub@redhat.com>
18920 PR tree-optimization/71625
18921 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
18922 is sorted by ascending list->offset. If PTR is non-NULL and there is
18923 previous strinfo, call get_stridx_plus_constant.
18924 (get_stridx): Pass exp as second argument to get_addr_stridx.
18925 (addr_stridxptr): Add missing list = list->next, so that there can be
18926 more than one entries in the list. Bump limit from 16 to 32. Ensure
18927 the list is sorted by ascending list->offset.
18928 (get_stridx_plus_constant): Adjust so that it can be also called with
18929 ADDR_EXPR instead of SSA_NAME as PTR.
18930 (handle_char_store): Pass NULL_TREE as second argument to
18933 2016-06-29 Richard Biener <rguenther@suse.de>
18935 PR rtl-optimization/68961
18936 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
18938 2016-06-29 Richard Biener <rguenther@suse.de>
18940 PR middle-end/71002
18941 * alias.c (component_uses_parent_alias_set_from): Handle
18942 type punning through union accesses by using the union alias set.
18943 * gimple.c (gimple_get_alias_set): Remove union type punning case.
18945 2016-07-29 Richard Biener <rguenther@suse.de>
18947 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
18948 precision not matching mode precision.
18950 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
18952 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
18953 pa_output_arg_descriptor.
18954 (call_val_symref_64bit_post_reload): Likewise.
18955 (call_val_powf_64bit_post_reload): Likewise.
18956 (sibcall_internal_symref_64bit): Likewise.
18957 (sibcall_value_internal_symref_64bit): Likewise.
18959 2016-06-28 Jakub Jelinek <jakub@redhat.com>
18961 PR middle-end/71626
18962 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
18963 a constant, force its SUBREG_REG into memory or register instead
18966 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
18969 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
18970 * doc/invoke.texi (AVR Options): Document it.
18972 2016-06-28 Walter Lee <walt@tilera.com>
18974 * config/tilegx/linux.h: Do not include arch/icache.h
18975 (CLEAR_INSN_CACHE): Provide inlined definition directly.
18976 * config/tilepro/linux.h: Do not include arch/icache.h
18977 (CLEAR_INSN_CACHE): Provide inlined definition directly.
18979 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
18981 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
18982 for big-endian BIT_FIELD_REF.
18984 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
18986 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
18987 ('size' attribute): Add '128'.
18989 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
18990 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
18991 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
18992 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
18993 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
18994 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
18995 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
18996 *trunc<mode>df2_odd): Set size attribute to '128'.
18997 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
18998 * config/rs6000/power6.md (power6-fp): Include dfp type.
18999 * config/rs6000/power7.md (power7-fp): Likewise.
19000 * config/rs6000/power8.md (power8-fp): Likewise.
19001 * config/rs6000/power9.md: New file.
19002 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
19003 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
19004 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
19006 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
19007 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
19008 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
19009 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
19010 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
19011 dfp_dscri_<mode>): Change type attribute to dfp.
19012 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
19013 attribute to vecsimple.
19014 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
19015 and prefetch streams.
19016 (rs6000_option_override_internal): Remove temporary code setting
19017 tuning to power8. Don't set rs6000_sched_groups for power9.
19018 (last_scheduled_insn): Change to rtx_insn *.
19019 (divide_cnt, vec_load_pendulum): New variables.
19020 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
19021 (rs6000_issue_rate): Set issue rate for Power9.
19022 (is_power9_pairable_vec_type): New.
19023 (power9_sched_reorder2): New.
19024 (rs6000_sched_reorder2): Call new function for Power9 specific
19026 (insn_must_be_first_in_group): Remove Power9.
19027 (insn_must_be_last_in_group): Likewise.
19028 (force_new_group): Likewise.
19029 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
19030 Initialize divide_cnt/vec_load_pendulum.
19031 (_rs6000_sched_context, rs6000_init_sched_context,
19032 rs6000_set_sched_context): Handle context save/restore of new
19035 2016-06-28 Richard Biener <rguenther@suse.de>
19037 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
19038 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
19039 COMPONENT_REF operand.
19040 (nonoverlapping_component_refs_p): Likewise.
19041 * stor-layout.c (start_bitfield_representative): Mark
19042 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
19044 2016-06-28 Jakub Jelinek <jakub@redhat.com>
19046 * Makefile.in: Don't cat ../stage_current if it does not exist.
19048 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
19049 last argument is a bit-field.
19051 PR rtl-optimization/71673
19052 * internal-fn.c (expand_arith_overflow_result_store): Use
19053 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
19054 expand_simple_binop.
19056 PR middle-end/66867
19057 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
19058 expand_ifn_atomic_compare_exchange): New functions.
19059 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
19060 * tree.h (build_call_expr_internal_loc): Rename to ...
19061 (build_call_expr_internal_loc_array): ... this. Fix up type of
19063 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
19064 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
19065 ATOMIC_COMPARE_EXCHANGE result.
19066 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
19067 * gimple-fold.h (optimize_atomic_compare_exchange_p,
19068 fold_builtin_atomic_compare_exchange): New prototypes.
19069 * gimple-fold.c (optimize_atomic_compare_exchange_p,
19070 fold_builtin_atomic_compare_exchange): New functions..
19071 * tree-ssa.c (execute_update_addresses_taken): If
19072 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
19073 of call when finding addressable vars, and if such var becomes
19074 non-addressable, call fold_builtin_atomic_compare_exchange.
19076 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
19079 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
19080 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
19082 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
19084 * config/rs6000/rs6000.md ('type' attribute): Add
19085 veclogical,veccmpfx,vecexts,vecmove insn types.
19086 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
19087 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
19088 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
19089 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
19090 *nabs<mode>2_hw): Change type to vecmove.
19091 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
19092 *boolcc<mode>3_internal, *eqv<mode>3_internal,
19093 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
19094 *ieee_128bit_vsx_abs<mode>2_internal,
19095 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
19096 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
19097 *ieee128_mtvsrd_32bit): Change type to veclogical.
19098 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
19099 *movdi_internal32, *movdi_internal64): Update insn types.
19100 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
19101 vsx_extract_<mode>): Change type to veclogical.
19102 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
19103 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
19104 *vsx_sign_extend_si_v2di): Change type to vecexts.
19105 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
19106 type to veclogical.
19107 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
19108 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
19109 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
19110 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
19111 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
19112 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
19113 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
19114 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
19115 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
19116 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
19117 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
19118 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
19119 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
19120 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
19121 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
19122 (ppc7450-vecsimple): Add veclogical, vecmove.
19123 (ppc7450-veccmp): Add veccmpfx.
19124 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
19126 (ppc8540_vector_compare): Add veccmpfx.
19127 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
19128 * config/rs6000/cell.md (cell-fp): Add fpsimple.
19129 (cell-vecsimple): Add veclogical, vecmove.
19130 (cell-veccmp): Add veccmpfx.
19131 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
19132 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
19134 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
19135 * config/rs6000/power4.md (power4-fp): Add fpsimple.
19136 (power4-vecsimple): Add veclogical, vecmove.
19137 (power4-veccmp): Add veccmpfx.
19138 * config/rs6000/power5.md (power5-fp): Add fpsimple.
19139 * config/rs6000/power6.md (power6-fp): Add fpsimple.
19140 (power6-vecsimple): Add veclogical, vecmove.
19141 (power6-veccmp): Add veccmpfx.
19142 * config/rs6000/power7.md (power7-fp): Add fpsimple.
19143 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
19144 * config/rs6000/power8.md (power8-fp): Add fpsimple.
19145 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
19146 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
19147 * config/rs6000/titan.md (titan_fp): Add fpsimple.
19148 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
19150 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
19152 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
19155 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
19156 OPTION_MASK_P9_DFORM_VECTOR.
19157 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
19158 disable -mpower9-dform-vector when using reload.
19159 (quad_address_p): Remove 'gpr_p' argument and all associated code.
19160 New 'strict' argument. Update all callers. Add strict addressing
19162 (rs6000_legitimate_offset_address_p): Remove call to
19163 virtual_stack_registers_memory_p.
19164 (rs6000_legitimize_reload_address): Add quad address support.
19165 (rs6000_legitimate_address_p): Move call to quad_address_p above
19166 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
19167 to account for new strict usage.
19168 (rs6000_output_move_128bit): Adjust quad_address_p args to account
19169 for new strict usage.
19170 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
19172 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
19179 * config/i386/i386.c (ix86_spill_class): Disable condition to
19180 always return NO_REGS.
19182 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
19184 * predict.c: Include gimple-pretty-print.h
19185 (predicted_by_loop_heuristics_p): Check also
19186 PRED_LOOP_EXIT_WITH_RECURSION
19187 (predict_loops): Find self recursive calls and use special purpose
19188 predictors for them; dump log about decisions.
19189 (pass_profile::execute): Dump info about #of iterations.
19190 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
19191 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
19193 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
19195 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
19196 output_asm_insn calls and shorten long lines. Output .CALL
19197 argument descriptor using pa_output_arg_descriptor. Add various
19198 inline $$dyncall and other optimizations.
19199 (pa_attr_length_indirect_call): Adjust ordering and lengths.
19201 2016-06-25 Jakub Jelinek <jakub@redhat.com>
19203 PR tree-optimization/71643
19204 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
19207 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
19208 leak a bitmap if dep_bb is NULL.
19210 PR tree-optimization/71631
19211 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
19212 to rewrite_expr_tree even if negate_result, move new_lhs var
19213 declaration and initialization earlier, for powi_result set afterwards
19214 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
19215 if new_lhs != lhs, and don't shadow gsi var.
19217 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
19219 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
19220 Add in_loop parameter.
19221 (predict_loops): Add loop guard heuristics.
19222 * predict.def (PRED_LOOP_GUARD): New heuristics.
19224 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
19226 * predict.c: Include ipa-utils.h
19227 (tree_bb_level_prediction): Predict recursive calls.
19228 (tree_estimate_probability_bb): Skip inexpensive calls for call
19230 * predict.def (PRED_RECURSIVE_CALL): New.
19232 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19234 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
19235 (BU_FLOAT128_1): Likewise.
19237 (COPYSIGNQ): Likewise.
19238 (RS6000_BUILTIN_NANQ): Likewise.
19239 (RS6000_BUILTIN_NANSQ): Likewise.
19240 (RS6000_BUILTIN_INFQ): Likewise.
19241 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
19242 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
19243 (TARGET_FOLD_BUILTIN): New #define.
19244 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
19245 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
19246 (rs6000_fold_builtin): New target hook implementation, handling
19247 folding of 128-bit NaNs and infinities.
19248 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
19249 entries are filled in to avoid problems during bootstrap
19250 self-test; define builtins for 128-bit NaNs and infinities.
19251 (rs6000_opt_mask): Add entry for float128.
19252 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
19253 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
19254 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
19255 (const_str_type_node): New #define.
19256 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
19257 to a define_expand that dispatches to either copysign<mode>3_soft
19258 or copysign<mode>3_hard.
19259 (copysign<mode>3_hard): Rename from copysign<mode>3.
19260 (copysign<mode>3_soft): New define_insn.
19261 * doc/extend.texi: Document new builtins.
19263 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19265 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
19266 PRIu64 instead of lu.
19268 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
19271 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
19272 copy the type name.
19274 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19276 PR tree-optimization/71647
19277 * omp-low.c (lower_rec_input_clauses): Convert
19278 omp_clause_aligned_alignment (c) to size_type_node for the
19279 last argument of __builtin_assume_aligned.
19281 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
19283 * configure.ac (calling ___tls_get_addr via GOT): New
19284 assembler/linker check.
19285 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
19286 assembler and linker supports calling ___tls_get_addr via GOT.
19287 Otherise, defined to 0.
19288 * config.in: Regenerated.
19289 * configure: Likewise.
19290 * config/i386/constraints.md (Yb): New constraint.
19291 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
19292 (REG_CLASS_NAMES): Likewise.
19293 (REG_CLASS_CONTENTS): Likewise.
19294 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
19295 the b constraint with the Yb constraint. Call ___tls_get_addr
19296 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
19298 (*tls_local_dynamic_base_32_gnu): Likewise.
19299 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
19300 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
19301 (*tls_local_dynamic_base_64_<mode>): Likewise.
19303 2016-06-24 Martin Liska <mliska@suse.cz>
19305 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
19306 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
19308 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
19309 argument to true if the expected number of iterations is
19312 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
19314 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
19315 assemble for 32bit target.
19316 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
19317 and $ld_ix86_gld_32_opt to link for 32bit target.
19318 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
19319 * configure: Regenerate.
19321 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19323 * config/arm/arm.c (int_log2): Delete definition and prototype.
19324 (shift_op): Use exact_log2 instead of int_log2.
19325 (vfp3_const_double_for_fract_bits): Likewise.
19327 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19329 * internal-fn.c (expand_arith_set_overflow): New function.
19330 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
19332 (expand_arith_overflow_result_store): Likewise. Handle precision
19333 smaller than mode precision.
19334 * tree-vrp.c (extract_range_basic): For imag part, handle
19335 properly signed 1-bit precision result.
19336 * doc/extend.texi (__builtin_add_overflow): Document that last
19337 argument can't be pointer to enumerated or boolean type.
19338 (__builtin_add_overflow_p): Document that last argument can't
19339 have enumerated or boolean type.
19341 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
19342 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19344 * config/rs6000/predicates.md (splat_input_operand): Rework.
19345 Don't allow constants, since the insns that use this predicate
19346 don't support constants. Constants are handled by other insns
19347 that are created via combine. During and after register
19348 allocation, only allow indexed or indirect addresses, and not
19349 general addresses. Only allow modes supported by the hardware.
19350 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
19351 comment. Move check for using VSPLTIS<x> to a common location,
19352 instead of doing it in two different places.
19354 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
19356 * config/i386/driver-i386.c (host_detect_local_cpu): Set
19357 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
19358 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
19359 signature_CENTAUR_ebx.
19361 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
19365 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
19366 (as_ix86_gas_32_opt): This.
19367 (ld_ix86_tls_ldm_opt): Renamed to ...
19368 (ld_ix86_gld_32_opt): This.
19369 (R_386_TLS_LDM reloc): Updated.
19370 (R_386_GOT32X reloc): New assembler/linker check.
19371 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
19372 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
19374 * config.in: Regenerated.
19375 * configure: Likewise.
19376 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
19377 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
19378 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
19379 if ix86_force_load_from_GOT_p returns true.
19380 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
19381 ix86_force_load_from_GOT_p returns true.
19382 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
19383 the external function address via the GOT slot.
19384 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
19385 HAVE_AS_IX86_GOT32X before returning false.
19386 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
19387 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
19389 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
19391 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
19393 2016-06-23 Andi Kleen <ak@linux.intel.com>
19395 * Makefile.in: Regenerate.
19396 * doc/install.texi: Document autoprofiledbootstrap.
19398 2016-06-23 Andi Kleen <ak@linux.intel.com>
19400 * config/i386/gcc-auto-profile: New file.
19402 2016-06-23 Martin Liska <mliska@suse.cz>
19404 PR middle-end/71619
19405 * predict.c (predict_loops): Revert the hunk that was removed
19408 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
19410 * config.gcc: Add support for arm*-*-phoenix* targets.
19411 * config/arm/t-phoenix: New.
19412 * config/phoenix.h: New.
19414 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
19415 H.J. Lu <hongjiu.lu@intel.com>
19418 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
19419 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
19420 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
19421 ix86_force_load_from_GOT_p returns true.
19422 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
19423 ix86_force_load_from_GOT_p returns true.
19424 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
19425 ix86_force_load_from_GOT_p returns true.
19426 (ix86_expand_move): Load the external function address via the
19427 GOT slot if ix86_force_load_from_GOT_p returns true.
19428 * config/i386/predicates.md (x86_64_immediate_operand): Return
19429 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
19430 (x86_64_zext_immediate_operand): Ditto.
19432 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
19434 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
19436 2016-06-22 David Malcolm <dmalcolm@redhat.com>
19439 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
19440 * diagnostic.c (pedwarn_at_rich_loc): New function.
19441 * spellcheck.h (best_match::best_match): Add a
19442 "best_distance_so_far" optional parameter.
19443 (best_match::set_best_so_far): New method.
19444 (best_match::get_best_distance): New accessor.
19445 (best_match::get_best_candidate_length): New accessor.
19447 2016-06-22 Nick Clifton <nickc@redhat.com>
19449 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
19450 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
19451 modes are accepted as well.
19452 (ucompare_loc_descriptor): Likewise.
19453 (minmax_loc_descriptor): Likewise.
19454 (clz_loc_descriptor): Likewise.
19455 (popcount_loc_descriptor): Likewise.
19456 (bswap_loc_descriptor): Likewise.
19457 (rotate_loc_descriptor): Likewise.
19458 (mem_loc_descriptor): Likewise.
19459 (loc_descriptor): Likewise.
19461 2016-06-22 David Malcolm <dmalcolm@redhat.com>
19463 * common.opt (fdiagnostics-parseable-fixits): New option.
19464 * diagnostic.c: Include "selftest.h".
19465 (print_escaped_string): New function.
19466 (print_parseable_fixits): New function.
19467 (diagnostic_report_diagnostic): Call print_parseable_fixits.
19468 (selftest::assert_print_escaped_string): New function.
19469 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
19470 (selftest::test_print_escaped_string): New function.
19471 (selftest::test_print_parseable_fixits_none): New function.
19472 (selftest::test_print_parseable_fixits_insert): New function.
19473 (selftest::test_print_parseable_fixits_remove): New function.
19474 (selftest::test_print_parseable_fixits_replace): New function.
19475 (selftest::diagnostic_c_tests): New function.
19476 * diagnostic.h (struct diagnostic_context): Add field
19477 "parseable_fixits_p".
19478 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
19479 -fdiagnostics-parseable-fixits.
19480 (-fdiagnostics-parseable-fixits): New option.
19481 * opts.c (common_handle_option): Handle
19482 -fdiagnostics-parseable-fixits.
19483 * selftest-run-tests.c (selftest::run_tests): Call
19484 selftest::diagnostic_c_tests.
19485 * selftest.h (selftest::diagnostic_c_tests): New prototype.
19487 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
19489 PR tree-optimization/71488
19490 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
19491 comparison of boolean vectors.
19492 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
19493 of boolean vectors using bitwise operations.
19495 2016-06-22 Andreas Schwab <schwab@suse.de>
19497 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
19498 Remove declaration.
19500 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
19502 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
19504 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
19506 * config/i386/i386.c (print_reg): Emit an error message on attempt to
19509 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19511 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
19512 * config/arm/arm-cores.def (cortex-a73): New entry.
19513 (cortex-a73.cortex-a35): Likewise.
19514 (cortex-a73.cortex-a53): Likewise.
19515 * config/arm/arm-tables.opt: Regenerate.
19516 * config/arm/arm-tune.md: Likewise.
19517 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
19518 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19519 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
19520 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19521 * doc/invoke.texi (ARM Options): Document cortex-a73,
19522 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
19524 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19526 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
19527 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
19528 (cortex-a73.cortex-a35): Likewise.
19529 (cortex-a73.cortex-a53): Likewise.
19530 * config/aarch64/aarch64-tune.md: Regenerate.
19531 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
19532 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
19535 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19537 * configure.ac (gcc_cv_as_compress_debug): Remove
19538 --compress-debug-sections as extra as switch.
19539 Handle gas --compress-debug-sections=type.
19540 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
19541 Handle gld --compress-debug-sections=type.
19542 * configure: Regenerate.
19544 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
19546 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
19548 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
19550 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
19551 (do_rewrite): likewise.
19553 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19555 * common/config/mep/mep-common.c: Remove.
19556 * config.gcc: Remove mep-* support.
19557 * config/mep/constraints.md: Remove.
19558 * config/mep/default.h: Remove.
19559 * config/mep/intrinsics.h: Remove.
19560 * config/mep/intrinsics.md: Remove.
19561 * config/mep/ivc2-template.h: Remove.
19562 * config/mep/mep-c5.cpu: Remove.
19563 * config/mep/mep-core.cpu: Remove.
19564 * config/mep/mep-default.cpu: Remove.
19565 * config/mep/mep-ext-cop.cpu: Remove.
19566 * config/mep/mep-intrin.h: Remove.
19567 * config/mep/mep-ivc2.cpu: Remove.
19568 * config/mep/mep-pragma.c: Remove.
19569 * config/mep/mep-protos.h: Remove.
19570 * config/mep/mep.c: Remove.
19571 * config/mep/mep.cpu: Remove.
19572 * config/mep/mep.h: Remove.
19573 * config/mep/mep.md: Remove.
19574 * config/mep/mep.opt: Remove.
19575 * config/mep/predicates.md: Remove.
19576 * config/mep/t-mep: Remove.
19577 * doc/install.texi: Remove mep-* documentation.
19578 * doc/md.texi: Likewise.
19580 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19582 * config.gcc: Remove support for avr-rtems.
19583 * config/avr/gen-avr-mmcu-specs.c: Likewise.
19584 * config/avr/rtems.h: Remove.
19585 * config/avr/t-rtems: Remove.
19587 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19589 * config.gcc: Remove m32r-rtems support.
19590 * config/m32r/rtems.h: Remove.
19592 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19594 * config.gcc: Remove h8300-rtems support.
19595 * config/h8300/rtems.h: Remove.
19596 * config/h8300/t-rtems: Remove.
19598 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19600 * config.gcc: Remove support for knetbsd.
19601 * configure.ac: Likewise.
19602 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
19603 * config/knetbsd-gnu.h: Remove.
19604 * configure: Regenerate.
19606 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19608 * config.gcc: Remove support for openbsd 2 and 3.
19609 * config/openbsd-oldgas.h: Remove.
19611 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19613 * config.gcc: Remove interix support.
19614 * config/i386/i386-interix.h: Remove.
19615 * config/i386/interix.opt: Remove.
19616 * config/i386/t-interix: Remove.
19617 * configure: Regenerate.
19618 * configure.ac: Remove interix support.
19619 * doc/install.texi: Remove interix documentation.
19621 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
19623 * config/rs6000/rs6000.h: Add conditional preprocessing directives
19624 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
19627 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
19629 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
19630 they are both PLACEHOLDER_EXPRs.
19632 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
19634 * stor-layout.c (layout_type): Move setting complex MODE to
19635 layout_type, instead of setting it ahead of time by the caller.
19636 * tree.c (build_complex_type): Likewise.
19638 2016-06-21 Martin Liska <mliska@suse.cz>
19640 * predict.c (force_edge_cold): Replace imposisble with
19643 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
19645 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
19646 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
19648 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
19650 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
19652 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
19653 Ilya Enkovich <ilya.enkovich@intel.com>
19656 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
19657 New member function to convert V1TImode register to SUBREG
19658 TImode in debug insn.
19659 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
19660 after changing register mode to V1TImode.
19662 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
19664 * config/aarch64/aarch64-cores.def (vulcan): New core.
19665 * config/aarch64/aarch64-tune.md: Regenerate.
19666 * doc/invoke.texi: Document vulcan as an available option.
19668 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
19670 * cse.c (canon_asm_operands): New function extracted from...
19671 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
19672 either standalone or member of a PARALLEL.
19674 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
19677 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
19678 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
19679 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
19681 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
19684 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
19685 constant addresses if can_create_pseudo_p.
19687 2016-06-21 Jakub Jelinek <jakub@redhat.com>
19689 PR tree-optimization/71588
19690 * tree-ssa-strlen.c (valid_builtin_call): New function.
19691 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
19694 2016-06-20 Jakub Jelinek <jakub@redhat.com>
19696 PR middle-end/71581
19697 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
19698 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
19699 for conversion of scalar user var to complex type and use the
19700 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
19703 PR rtl-optimization/71591
19704 * toplev.c (toplev::run_self_tests): If no_backend, complain and
19705 don't run any tests.
19707 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
19710 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
19711 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
19712 space for PIC with non-v32 and the common non-PIC "jump".
19714 2016-06-20 Jakub Jelinek <jakub@redhat.com>
19717 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
19718 returned values and add UN*/LTGT/*ORDERED cases with values matching
19719 D operand modifier on vcmp for AVX.
19721 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19723 * config/aarch64/aarch64.opt
19724 (mpc-relative-literal-loads): Rename internal option name.
19725 * config/aarch64/aarch64.c
19726 (aarch64_nopcrelative_literal_loads): Rename to
19727 aarch64_pcrelative_literal_loads.
19728 (aarch64_expand_mov_immediate): Likewise.
19729 (aarch64_secondary_reload): Likewise.
19730 (aarch64_can_use_per_function_literal_pools_p): Likewise.
19731 (aarch64_override_options_after_change_1): Rename and simplify logic.
19732 (aarch64_classify_symbol): Merge large model checks into switch,
19733 remove pc-relative load check.
19735 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19737 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
19738 costs relative to the cost of a register move.
19740 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19742 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
19743 (vcvt_n_f64_u64): Likewise.
19744 (vcvt_n_s64_f64): Likewise.
19745 (vcvt_n_u64_f64): Likewise.
19746 (vcvt_f64_s64): Likewise.
19747 (vrecpe_f64): Likewise.
19748 (vcvt_f64_u64): Likewise.
19749 (vrecps_f64): Likewise.
19751 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19753 * config/aarch64/aarch64.md
19754 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
19756 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
19758 * config/aarch64/aarch64-builtins.c
19759 (aarch64_types_binop_uss_qualifiers): Delete.
19760 (TYPES_BINOP_USS): Likewise.
19761 (aarch64_types_binop_sus_qualifiers): Likewise.
19762 (TYPES_BINOP_SUS): Likewise.
19763 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
19764 (TYPES_FCVTIMM_SUS): Likewise.
19765 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
19767 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
19768 (fcvtzs): Use SHIFTIMM rather than BINOP.
19769 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
19771 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19773 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
19774 costs relative to the cost of a register move.
19776 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19778 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
19779 Allow scalar/single vector modes to be tieable.
19781 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19783 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
19785 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19787 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
19789 * tree.h (TYPE_ALIGN): Likewise.
19791 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
19794 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
19796 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
19798 * config/avr/avr.c (avr_print_operand): Fix "format not a string
19799 literal" build warnings.
19800 (avr_print_operand_address): Dito.
19802 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
19805 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
19806 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
19808 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
19810 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
19812 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
19815 * reload1.c (reload): Pass 0 to finish_spills when called because
19816 update_eliminables_and_spill returns true and remove did_spill.
19817 (finish_spills): Adjust comment and document GLOBAL parameter.
19819 2016-06-17 DJ Delorie <dj@redhat.com>
19822 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
19823 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
19824 (umulqihi3_virt): Likewise.
19825 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
19826 (umulqihi3_real): Likewise.
19828 2016-06-17 Martin Liska <mliska@suse.cz>
19830 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
19832 2016-06-17 Martin Liska <mliska@suse.cz>
19834 * predict.def: PRED_LOOP_EXIT from 92 to 85.
19836 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
19838 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
19840 (vaddq_f32): Likewise.
19841 (vmul_f32): Likewise.
19842 (vmulq_f32): Likewise.
19843 (vsub_f32): Likewise.
19844 (vsubq_f32): Likewise.
19846 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19848 PR tree-optimization/71347
19849 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
19850 cost for all uses in group.
19852 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19854 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
19855 insert gimple seq if it's not empty.
19857 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19859 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
19861 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
19862 rather than OFFSET.
19863 (comp_dr_with_seg_len_pair): Ditto.
19864 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
19865 struct dr_with_seg_len_pair against DR_OFFSET.
19866 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
19867 DR_OFFSET directly.
19869 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
19871 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
19873 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
19875 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
19876 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
19877 (pa_output_millicode_call): Likewise.
19878 (pa_output_call): Likewise.
19879 (pa_output_indirect_call): Likewise.
19880 (pa_asm_output_mi_thunk): Likewise.
19882 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19884 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
19886 2016-06-16 Martin Liska <mliska@suse.cz>
19888 * predict.c (combine_predictions_for_insn): When we find a first
19889 match predictor, we should consider just predictors with
19890 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
19891 DS theory predictor.
19892 (combine_predictions_for_bb): Likewise.
19894 2016-06-16 Jakub Jelinek <jakub@redhat.com>
19896 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
19897 with base of reference to struct.
19899 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
19901 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
19903 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
19906 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
19907 progmem_swtable_section.
19908 (progmem_swtable_section): Remove.
19909 (avr_asm_function_rodata_section): Remove.
19910 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
19911 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
19913 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
19915 * config/i386/driver-i386.c (host_detect_local_cpu): Set
19916 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
19917 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
19918 signature_CENTAUR_ebx.
19919 * config/i386/i386.c (ix86_option_override_internal): Add
19920 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
19921 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
19922 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
19924 2016-06-16 Martin Liska <mliska@suse.cz>
19926 * predict.def: Add fortran loop preheader predictor.
19927 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
19928 fold IFN_BUILTIN_EXPECT with a known constant argument.
19930 2016-06-16 Martin Liska <mliska@suse.cz>
19932 * predict.def: Add 'Fortran' to display text of all
19933 PRED_FORTRAN_* predictors.
19935 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
19938 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
19939 [IA64_BUILTIN_NANSQ]: Ditto.
19940 (ia64_fold_builtin): New function.
19941 (TARGET_FOLD_BUILTIN): New define.
19942 (ia64_init_builtins) Declare const_string_type node.
19943 Add __builtin_nanq and __builtin_nansq builtin functions.
19944 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
19946 2016-06-16 Nick Clifton <nickc@redhat.com>
19948 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
19949 MSP430_HWMULT_ prefix to enum values.
19950 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
19951 * config/msp430/msp430.c: Update use of enum values.
19952 * config/msp430/msp430.md: Likewise.
19953 * config/msp430/msp430.opt: Likewise.
19955 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
19957 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
19958 of comparsions in the last iteration.
19960 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
19961 Joern Rennecke <joern.rennecke@embecosm.com>
19963 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
19965 (arc_needs_pcl_p): Add GOTOFFPC.
19966 (arc_legitimate_pic_addr_p): Likewise.
19967 (arc_output_pic_addr_const): Likewise.
19968 (arc_legitimize_pic_address): Generate a pc-relative address using
19970 (arc_output_libcall): Use @pcl syntax.
19971 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
19972 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
19973 (*movsi_insn): Use @pcl syntax.
19974 (doloop_begin_i): Likewise.
19976 2016-06-16 Martin Liska <mliska@suse.cz>
19978 * predict.def: Define a new predictor.
19980 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
19982 * config/arc/arc.opt (mtp-regno): Update text.
19984 2016-06-16 Renlin Li <renlin.li@arm.com>
19986 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
19988 2016-06-16 Jakub Jelinek <jakub@redhat.com>
19991 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
19992 (setcc + and peephole2): Likewise.
19994 PR rtl-optimization/71532
19995 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
19998 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
20000 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
20001 DImode constants with XXSPLTIB in vector registers.
20002 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
20003 vsx_extract_<mode>_internal{1,2} into a single insn that handles
20004 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
20005 extraction of the element at the top of the register as a scalar
20007 (vsx_extract_<mode>_internal1): Likewise.
20008 (vsx_extract_<mode>_internal2): Likewise.
20009 * config/rs6000/constraints.md (wi constraint): Remove a comment
20010 about DImode not being allowed in Altivec registers.
20011 (wB constraint): New constraint for constants that can be
20012 generated in Altivec registers with VSPLTISW/VUPKHSW.
20013 * config/rs6000/predicates.md (xxspltib_constant_split): Update
20015 (xxspltib_constant_nosplit): Likewise.
20016 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
20017 support for -mupper-regs-di to enable DImode to go into Altivec
20019 (POWERPC_MASKS): Likewise.
20020 (power7 cpu): Likewise.
20021 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
20022 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
20023 for DImode being allowed in Altivec registers. Update wi/wj
20024 constraints. Set scalar_in_vmx_p flag.
20025 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
20026 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
20027 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
20028 (rs6000_opt_masks): Add -mupper-regs-di.
20029 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
20030 direct move to use wi and not wj.
20031 (lfiwzx): Likewise.
20032 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
20034 (floatunssi<mode>2_lfiwzx_mem): Likewise.
20035 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
20036 any VSX register, instead of just Altivec registers, to allow
20037 either operand to be an Altivec register or both.
20038 (fixuns_trunc<mode>di2_fctiduz): Likewise.
20039 (movdi_internal32): Add support for -mupper-regs-di. Add support
20040 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
20041 the alternatives and attributes to be lined up to be easier to
20043 (movdi_internal64): Likewise.
20044 (64-bit DImode splitters): Change predicates to only split loading
20045 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
20046 load constants in ISA 3.0 or ISA 2.07 respectively.
20047 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
20048 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
20049 mention -mcpu=power9 sets these options.
20050 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
20053 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
20056 * config/avr/avr.c (avr_set_current_function): Warn misspelled
20057 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
20058 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
20059 by default to warn misspelled interrupt/ signal handler.
20060 * doc/invoke.texi (AVR Options): Document it. Update description
20061 for -nodevicelib option.
20063 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20065 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
20066 up parentheses. Use GET_MODE_UNIT_BITSIZE.
20067 (aarch64_<sur>shll2_n<mode>): Likewise.
20069 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
20071 PR middle-end/71529
20072 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
20073 DECL_CONTEXT for copied arguments.
20075 2016-06-15 Alan Hayward <alan.hayward@arm.com>
20077 PR tree-optimization/71483
20078 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
20081 2016-06-15 Martin Liska <mliska@suse.cz>
20083 * predict.c (tree_predict_by_opcode): Call predict_edge_def
20084 instead of predict_edge w/o a probability.
20086 2016-06-15 Alan Hayward <alan.hayward@arm.com>
20088 PR tree-optimization/71439
20089 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
20092 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20094 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
20095 register subregs in SET_SRC.
20097 2016-06-15 Richard Biener <rguenther@suse.de>
20099 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
20100 store restrictions.
20102 2016-06-15 Richard Biener <rguenther@suse.de>
20104 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
20105 not consider dependences between accesses that belong to the
20107 (vect_analyze_data_ref_dependences): Do not analyze read-read
20108 or self-dependences.
20110 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20112 * spellcheck-tree.c: Include spellcheck-tree.h rather than
20114 (find_closest_identifier): Reimplement in terms of
20115 best_match<tree,tree>.
20116 * spellcheck-tree.h: New file.
20117 * spellcheck.c (struct edit_distance_traits<const char *>): New
20119 (find_closest_string): Reimplement in terms of
20120 best_match<const char *, const char *>.
20121 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
20122 overload to spellcheck-tree.h.
20123 (find_closest_identifier): Likewise.
20124 (struct edit_distance_traits<T>): New template.
20125 (class best_match): New class.
20127 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20129 * selftest-run-tests.c (selftest::run_tests): Call
20130 selftest::spellcheck_tree_c_tests.
20131 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
20132 * spellcheck-tree.c: Include selftest.h and stringpool.h.
20133 (selftest::test_find_closest_identifier): New function.
20134 (selftest::spellcheck_tree_c_tests): New function.
20135 * spellcheck.c (selftest::test_find_closest_string): Verify that
20136 the order of the vec does not affect the results for this case.
20137 (selftest::test_data): New array.
20138 (selftest::test_metric_conditions): New function.
20139 (selftest::spellcheck_c_tests): Add a test of case-comparison.
20140 Call selftest::test_metric_conditions.
20142 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20144 * config/rs6000/rs6000-builtin.def (commentary): Typo.
20145 (BU_P9_MISC_1): Likewise.
20146 (BU_P9_64BIT_MISC_0): Likewise.
20147 (BU_P9_MISC_0): Likewise.
20149 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20151 * gcc-rich-location.c
20152 (gcc_rich_location::add_fixit_misspelled_id): New method.
20153 * gcc-rich-location.h
20154 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
20156 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
20158 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
20159 FreeBSD 11 and above.
20161 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
20163 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
20165 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20167 * expmed.h: Close parenthesis in "at your option" in copyright
20169 * lower-subreg.h: Likewise.
20171 2016-06-14 Richard Biener <rguenther@suse.de>
20173 PR middle-end/71526
20174 * genmatch.c (expr::gen_transform): Use in_type for comparisons
20177 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20179 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
20181 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
20182 mask+shift version.
20183 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
20185 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
20186 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
20188 2016-06-14 Richard Biener <rguenther@suse.de>
20190 PR tree-optimization/71522
20191 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
20192 copying into float copying.
20194 2016-06-14 Jakub Jelinek <jakub@redhat.com>
20196 PR tree-optimization/71520
20197 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
20198 (replace_block_by): Move user labels from bb1 to bb2.
20200 2016-06-14 Richard Biener <rguenther@suse.de>
20202 PR middle-end/71310
20204 * expr.h (get_bit_range): Declare.
20205 * expr.c (get_bit_range): Export.
20206 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
20207 word_mode again to constrain the bitfield access.
20209 2016-06-14 Richard Biener <rguenther@suse.de>
20211 PR tree-optimization/71521
20212 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
20213 division int_const_binop against zero divisor.
20215 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20217 * config/i386/i386.md (signbittf2): New expander.
20218 * config/i386/sse.md (ptesttf2): New insn pattern.
20220 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20223 * input.c (selftest::test_reading_source_line): Avoid reading from
20224 __FILE__ by creating a tempfile with known content and reading
20227 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20229 * pretty-print.c (assert_pp_format_colored): Skip the test if
20231 (test_pp_format): Remove comment about GCC_COLORS.
20233 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20235 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
20236 * pretty-print.c (assert_pp_format_va): Add location param and use
20237 it with ASSERT_STREQ_AT.
20238 (assert_pp_format): Add location param and pass it to
20239 assert_pp_format_va.
20240 (assert_pp_format_colored): Likewise.
20241 (ASSERT_PP_FORMAT_1): New.
20242 (ASSERT_PP_FORMAT_2): New.
20243 (ASSERT_PP_FORMAT_3): New.
20244 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
20245 explicitly, or implicitly via the above macros.
20246 * selftest.c (selftest::pass): Use a selftest::location rather
20247 than file and line.
20248 (selftest::fail): Likewise. Print the function name.
20249 (selftest::fail_formatted): Likewise.
20250 (selftest::assert_streq): Use a selftest::location rather than
20252 * selftest.h (selftest::location): New struct.
20253 (SELFTEST_LOCATION): New macro.
20254 (selftest::pass): Accept a const location & rather than file
20256 (selftest::fail): Likewise.
20257 (selftest::fail_formatted): Likewise.
20258 (selftest::assert_streq): Likewise.
20259 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
20260 (ASSERT_FALSE): Likewise.
20261 (ASSERT_EQ): Likewise.
20262 (ASSERT_NE): Likewise.
20263 (ASSERT_STREQ): Likewise.
20264 (ASSERT_PRED1): Likewise.
20265 (ASSERT_STREQ_AT): New macro.
20267 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20269 * selftest.c (selftest::fail_formatted): New function.
20270 (selftest::assert_streq): New function.
20271 * selftest.h (selftests::fail_formatted): New decl.
20272 (selftest::assert_streq): New decl.
20273 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
20275 2016-06-13 Jeff Law <law@redhat.com>
20277 PR tree-optimization/71403
20278 * tree-ssa-threadbackward.c
20279 (convert_and_register_jump_thread_path): No longer accept reference
20280 to path. Do not pop items off the path anymore.
20281 (fsm_find_control_statement_thread_paths): Do not allow threading
20282 to a deeper loop nest. Pop the last item off the path here rather
20283 than in convert_and_register_jump_thread_path.
20285 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20286 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
20288 [AArch64] Emit division using the Newton series
20290 * config/aarch64/aarch64-protos.h
20291 (cpu_approx_modes): Add new member "division".
20292 (aarch64_emit_approx_div): Declare new function.
20293 * config/aarch64/aarch64.c
20294 (generic_approx_modes): New member "division".
20295 (exynosm1_approx_modes): Likewise.
20296 (xgene1_approx_modes): Likewise.
20297 (aarch64_emit_approx_div): Define new function.
20298 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
20299 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
20300 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
20301 * doc/invoke.texi (-mlow-precision-div): Describe new option.
20303 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20304 Wilco Dijkstra <wilco.dijkstra@arm.com>
20306 [AArch64] Emit square root using the Newton series
20308 * config/aarch64/aarch64-protos.h
20309 (aarch64_emit_approx_rsqrt): Replace with new function
20310 "aarch64_emit_approx_sqrt".
20311 (cpu_approx_modes): New member "sqrt".
20312 * config/aarch64/aarch64.c
20313 (generic_approx_modes): New member "sqrt".
20314 (exynosm1_approx_modes): Likewise.
20315 (xgene1_approx_modes): Likewise.
20316 (aarch64_emit_approx_rsqrt): Replace with new function
20317 "aarch64_emit_approx_sqrt".
20318 (aarch64_override_options_after_change_1): Handle new option.
20319 * config/aarch64/aarch64-simd.md
20320 (rsqrt<mode>2): Use new function instead.
20321 (sqrt<mode>2): New expansion and insn definitions.
20322 * config/aarch64/aarch64.md: Likewise.
20323 * config/aarch64/aarch64.opt
20324 (mlow-precision-sqrt): Add new option description.
20325 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
20327 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20329 [AArch64] Add more choices for the reciprocal square root approximation
20331 Allow a target to prefer such operation depending on the operation mode.
20333 * config/aarch64/aarch64-protos.h
20334 (AARCH64_APPROX_MODE): New macro.
20335 (AARCH64_APPROX_{NONE,ALL}): Likewise.
20336 (cpu_approx_modes): New structure.
20337 (tune_params): New member "approx_modes".
20338 * config/aarch64/aarch64-tuning-flags.def
20339 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
20340 * config/aarch64/aarch64.c
20341 (generic_approx_modes): New core "cpu_approx_modes" structure.
20342 (exynosm1_approx_modes): Likewise.
20343 (xgene1_approx_modes): Likewise.
20344 (generic_tunings): New member "approx_modes".
20345 (cortexa35_tunings): Likewise.
20346 (cortexa53_tunings): Likewise.
20347 (cortexa57_tunings): Likewise.
20348 (cortexa72_tunings): Likewise.
20349 (exynosm1_tunings): Likewise.
20350 (thunderx_tunings): Likewise.
20351 (xgene1_tunings): Likewise.
20352 (use_rsqrt_p): New argument for the mode and use new member from
20354 (aarch64_builtin_reciprocal): Devise mode from builtin.
20355 (aarch64_optab_supported_p): New argument for the mode.
20356 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
20358 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
20360 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
20361 RS6000_BTM_MODULO flag into the set of flags that are considered
20362 to be part of the common configuration.
20364 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
20366 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
20367 difference unsigned.
20368 (vec_absdb): New macro for vector absolute difference unsigned
20370 (vec_absdh): New macro for vector absolute difference unsigned
20372 (vec_absdw): New macro for vector absolute difference unsigned word.
20373 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
20374 (vadu<mode>3): New insn.
20375 (*p9_vadu<mode>3): New insn.
20376 * config/rs6000/rs6000-builtin.def (vadub): New built-in
20378 (vaduh): New built-in definition.
20379 (vaduw): New built-in definition.
20380 (vadu): New overloaded built-in definition.
20381 (vadub): New overloaded built-in definition.
20382 (vaduh): New overloaded built-in definition.
20383 (vaduw): New overloaded built-in definition.
20384 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20385 overloaded vector absolute difference unsigned functions.
20386 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
20387 the ISA 3.0 vector absolute difference unsigned built-in functions.
20389 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
20391 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
20392 update shared_lookup_references only once after changing operands.
20394 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
20396 PR middle-end/71373
20397 * tree-nested.c (convert_nonlocal_omp_clauses)
20398 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
20400 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
20401 * tree.def (CASE_LABEL_EXPR): Likewise.
20403 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
20406 * input.c (test_builtins): Fix an assertion.
20408 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20410 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
20411 (paritysi2): Ditto.
20413 (isinf<mode>2): Ditto.
20415 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20417 * ggc-tests.c (test_finalization): Only test need_finalization_p
20418 for GCC_VERSION >= 4003.
20420 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20422 * config/s390/vecintrin.h: Fix file description in comment.
20424 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20426 * config/s390/s390-builtin-types.def: Change builtin type naming
20427 scheme to match builtin-types.def.
20429 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
20431 * fold-const.c (optimize_minmax_comparison): Remove.
20432 (fold_comparison): Remove call to the above.
20433 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
20434 New transformations.
20436 2016-06-13 Alan Hayward <alan.hayward@arm.com>
20438 PR tree-optimization/71416
20439 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
20442 2016-06-13 Martin Liska <mliska@suse.cz>
20444 * predict.c (enum predictor_reason): Prefix enum with REASON_.
20445 (combine_predictions_for_insn): Likewise.
20446 (prune_predictions_for_bb): Likewise.
20447 (combine_predictions_for_bb): Likewise.
20449 2016-06-13 Richard Biener <rguenther@suse.de>
20451 PR tree-optimization/71505
20452 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
20453 assert match comment.
20455 2016-06-13 Marek Polacek <polacek@redhat.com>
20457 PR middle-end/71476
20458 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
20459 gimplify_switch_expr.
20460 (warn_switch_unreachable_r): New function.
20462 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20465 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
20468 2016-06-13 Richard Biener <rguenther@suse.de>
20470 PR middle-end/64516
20471 * fold-const.c (fold_unary_loc): Preserve alignment when
20472 folding a VIEW_CONVERT_EXPR into a MEM_REF.
20474 2016-06-13 Martin Liska <mliska@suse.cz>
20477 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
20478 w/ -fsanitize=bounds.
20480 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
20482 * config/i386/i386.c (ix86_init_builtins): Calculate
20483 FLOAT128_FTYPE_CONST_STRING function type only once.
20484 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
20485 built-in functions are available for x86-32 and x86-64 targets.
20487 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
20490 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
20491 New primitive type.
20492 (FLOAT128_FTYPE_CONST_STRING): New function type.
20493 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
20494 [IX86_BUILTIN_NANSQ]: Ditto.
20495 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20496 (ix86_init_builtin_types): Declare const_string_type_node.
20497 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
20499 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20500 * doc/extend.texi (x86 Built-in Functions): Document
20501 __builtin_nanq and __builtin_nansq.
20503 2016-06-11 Jiong Wang <jiong.wang@arm.com>
20506 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
20507 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
20508 length for pop patterns.
20509 (arm_attr_length_push_multi): Update comments.
20510 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
20512 (*pop_multiple_with_writeback_and_return): Likewise.
20513 (*pop_multiple_with_return): Likewise.
20515 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
20517 PR middle-end/71310
20518 * fold-const.c (optimize_bit_field_compare): Don't try to use
20519 word_mode unconditionally for reading the bit field, look at
20520 DECL_BIT_FIELD_REPRESENTATIVE instead.
20522 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
20524 PR middle-end/71478
20525 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
20526 vector integer type.
20528 2016-06-10 Jakub Jelinek <jakub@redhat.com>
20530 PR middle-end/71494
20531 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
20532 without LABEL_DECL, set *handled_ops_p to false instead of true.
20534 2016-06-10 Martin Sebor <msebor@redhat.com>
20537 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
20538 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
20539 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
20541 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
20542 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
20543 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
20544 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
20545 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
20546 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
20547 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
20548 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
20550 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
20552 * config/arm/arm.h (pool_vector_label,
20553 return_used_this_function): Remove.
20555 2016-06-10 Jeff Law <law@redhat.com>
20557 PR tree-optimization/71335
20558 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
20559 zero length paths here.
20560 (convert_and_register_jump_thread_path): Remove hacks related to
20561 duplicated blocks in the jump thread path.
20562 (fsm_find_control_statement_thread_paths): Avoid putting the same
20563 block on the thread path twice, but ensure the thread path is
20564 unchanged from the caller's point of view.
20566 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
20568 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
20569 * predict.def (PRED_LOOP_BRANCH): Remove.
20571 2016-06-10 David Malcolm <dmalcolm@redhat.com>
20573 * Makefile.in (OBJS): Add ggc-tests.o.
20574 (GTFILES): Add ggc-tests.c.
20575 * ggc-tests.c: New file.
20576 * selftest-run-tests.c (selftest::run_tests): Call
20577 selftest::ggc_tests_c_tests.
20578 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
20580 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
20582 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
20584 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
20587 * varasm.c (place_block_symbol): Adjust alignment for asan protected
20588 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
20590 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
20592 * profile.c: Include cfgloop.h.
20593 (branch_prob): Compute estimated number of iterations.
20594 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
20595 recompute estimate number of iterations from profile.
20597 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
20599 PR inline-asm/68843
20600 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
20601 must be grouped on top of stack. Don't force early clobber
20602 on ordinary reg outputs.
20604 2016-06-10 Richard Biener <rguenther@suse.de>
20606 * targhooks.c (default_builtin_vectorization_cost): Adjust
20607 vec_construct cost.
20609 2016-06-10 Richard Biener <rguenther@suse.de>
20611 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
20612 to fold the RHS to a constant if possible.
20614 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
20616 PR middle-end/71373
20617 * tree-nested.c (convert_nonlocal_omp_clauses)
20618 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
20619 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
20620 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
20622 * gimplify.c (gimplify_adjust_omp_clauses): Discard
20624 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
20626 * omp-low.c (scan_sharing_clauses): Don't expect
20627 OMP_CLAUSE__CACHE_.
20629 2016-06-10 Alan Hayward <alan.hayward@arm.com>
20631 PR tree-optimization/71407
20632 PR tree-optimization/71416
20633 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
20634 BIT_FIELD_REF type.
20636 2016-06-10 Richard Biener <rguenther@suse.de>
20638 PR middle-end/71477
20639 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
20641 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
20643 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
20645 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
20646 Jiong Wang <jiong.wang@arm.com>
20648 PR rtl-optimization/70751
20649 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
20650 spilled into memory.
20652 2016-06-09 Jonathan Yong <10walls@gmail.com>
20655 2015-09-21 Jonathan Yong <10walls@gmail.com>
20657 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
20658 sysroot/usr/lib/32api for additional win32 libraries,
20659 fixes failing Cygwin bootstrapping.
20661 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
20663 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
20666 2016-06-09 David Malcolm <dmalcolm@redhat.com>
20669 * pretty-print.c (pp_indent): Specify that %p is printed in a
20670 host-dependent manner.
20671 (test_pp_format): Remove the test for %p.
20673 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
20675 * config/mips/mips.c (mips_output_jump): Fix formatting.
20677 2016-06-09 Richard Biener <rguenther@suse.de>
20679 PR tree-optimization/71462
20680 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
20683 2016-06-09 Martin Liska <mliska@suse.cz>
20685 * predict.c (dump_prediction): Add new argument.
20686 (enum predictor_reason): New enum.
20687 (struct predictor_hash): New struct.
20688 (predictor_hash::hash): New function.
20689 (predictor_hash::equal): Likewise.
20690 (not_removed_prediction_p): New function.
20691 (prune_predictions_for_bb): Likewise.
20692 (combine_predictions_for_bb): Prune predictions.
20694 2016-06-09 Martin Liska <mliska@suse.cz>
20696 * predict.c (filter_predictions): New function.
20697 (remove_predictions_associated_with_edge): Use the filter
20699 (equal_edge_p): New function.
20701 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
20703 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
20704 Correct usage of @samp vs @option, add @samp where appropriate.
20705 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
20706 Add armv6s-m and document it, as it is no official ARM name.
20708 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20710 * ifcvt.c (struct noce_if_info): Add transform_name field.
20711 (noce_try_move): Set if_info->transform_name to the function name.
20712 (noce_try_ifelse_collapse): Likewise.
20713 (noce_try_store_flag): Likewise.
20714 (noce_try_inverse_constants): Likewise.
20715 (noce_try_store_flag_constants): Likewise.
20716 (noce_try_addcc): Likewise.
20717 (noce_try_store_flag_mask): Likewise.
20718 (noce_try_cmove): Likewise.
20719 (noce_try_cmove_arith): Likewise.
20720 (noce_try_minmax): Likewise.
20721 (noce_try_abs): Likewise.
20722 (noce_try_sign_mask): Likewise.
20723 (noce_try_bitop): Likewise.
20724 (noce_convert_multiple_sets): Likewise.
20725 (noce_process_if_block): Print if_info->transform_name to
20726 dump_file if transformation succeeded.
20728 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20730 * config/arm/cortex-a57.md (cortex_a57_alu):
20733 2016-06-08 Martin Sebor <msebor@redhat.com>
20734 Jakub Jelinek <jakub@redhat.com>
20738 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
20739 BUILT_IN_MUL_OVERFLOW_P): New builtins.
20740 * builtins.c: Include gimple-fold.h.
20741 (fold_builtin_arith_overflow): Handle
20742 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
20743 (fold_builtin_3): Likewise.
20744 * doc/extend.texi (Integer Overflow Builtins): Document
20745 __builtin_{add,sub,mul}_overflow_p.
20747 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
20749 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
20750 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
20752 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
20754 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
20755 Rewrite, looking one level down for records and arrays.
20757 2016-06-08 David Malcolm <dmalcolm@redhat.com>
20759 * pretty-print.c: Include "selftest.h".
20760 (pp_format): Fix comment.
20761 (identifier_to_locale): Likewise.
20762 (selftest::test_basic_printing): New function.
20763 (selftest::assert_pp_format): New function.
20764 (selftest::test_pp_format): New function.
20765 (selftest::pretty_print_c_tests): New function.
20766 * selftest-run-tests.c (selftest::run_tests): Call
20767 selftest::pretty_print_c_tests.
20768 * selftest.h (pretty_print_c_tests): New declaration.
20770 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
20772 * invoke.texi (max-loop-headers-insns): Document.
20773 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
20774 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
20775 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
20777 2016-06-08 Richard Biener <rguenther@suse.de>
20779 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
20780 on strided SLP loads and fall back to scalar loads in case
20781 we can't chunk them.
20783 2016-06-08 Richard Biener <rguenther@suse.de>
20785 PR tree-optimization/71452
20786 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
20787 type used for the SSA rewrite has enough precision to cover
20788 the dynamic type of the location.
20790 2016-06-08 Jakub Jelinek <jakub@redhat.com>
20791 Richard Biener <rguenther@suse.de>
20794 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
20795 the same as DECL_P (base0) for indirect_base0. Use equality_code
20796 in one further place.
20798 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
20800 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
20801 to one word if the field is known to overlap other words.
20802 (extract_bit_field_1): Likewise.
20803 (store_split_bit_field): Remove compensating code.
20804 (extract_split_bit_field): Likewise.
20806 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
20810 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
20812 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20814 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
20816 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
20817 (arch64_addpv4sf): Delete.
20818 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
20819 "gen_aarch64_addpv4sf".
20820 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
20822 (vpadds_f32): Likewise.
20823 (vpaddq_f32): Likewise.
20824 (vpaddq_f64): Likewise.
20826 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20828 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
20830 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
20831 to VALLF. Rename to "fabd<mode>3".
20832 "*fabd_scalar<mode>3): Delete.
20833 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
20835 (vabdd_f64): Likewise.
20836 (vabd_f32): Likewise.
20837 (vabd_f64): Likewise.
20838 (vabdq_f32): Likewise.
20839 (vabdq_f64): Likewise.
20841 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20843 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
20845 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
20846 "aarch64_rsqrts<mode>".
20847 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
20848 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
20850 (vrsqrtsd_f64): Likewise.
20851 (vrsqrts_f32): Likewise.
20852 (vrsqrts_f64): Likewise.
20853 (vrsqrtsq_f32): Likewise.
20854 (vrsqrtsq_f64): Likewise.
20856 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20858 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
20860 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
20861 "aarch64_rsqrte<mode>".
20862 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
20863 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
20865 (vrsqrted_f64): Likewise.
20866 (vrsqrte_f32): Likewise.
20867 (vrsqrte_f64): Likewise.
20868 (vrsqrteq_f32): Likewise.
20869 (vrsqrteq_f64): Likewise.
20871 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20873 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
20875 (fcvtzs): Likewise.
20876 (fcvtzu): Likewise.
20877 * config/aarch64/aarch64-simd.md
20878 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
20879 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
20880 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
20882 (vcvt_n_f32_u32): Likewise.
20883 (vcvt_n_s32_f32): Likewise.
20884 (vcvt_n_u32_f32): Likewise.
20885 (vcvtq_n_f32_s32): Likewise.
20886 (vcvtq_n_f32_u32): Likewise.
20887 (vcvtq_n_f64_s64): Likewise.
20888 (vcvtq_n_f64_u64): Likewise.
20889 (vcvtq_n_s32_f32): Likewise.
20890 (vcvtq_n_s64_f64): Likewise.
20891 (vcvtq_n_u32_f32): Likewise.
20892 (vcvtq_n_u64_f64): Likewise.
20893 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
20894 (VSDQ_SDI): Likewise.
20895 (fcvt_target): Support V4DI, V4SI and V2SI.
20896 (FCVT_TARGET): Likewise.
20898 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20900 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
20901 (TYPES_BINOP_SUS): Likewise.
20902 (aarch64_simd_builtin_data): Update include file name.
20903 (aarch64_builtins): Likewise.
20904 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
20905 for conversion between scalar float-point and fixed-point.
20907 (fcvtzs): Likewise.
20908 (fcvtzu): Likewise.
20909 * config/aarch64/aarch64.md
20910 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
20911 pattern for conversion between scalar float to fixed-pointer.
20912 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
20913 (UNSPEC_FCVTZS): New UNSPEC enumeration.
20914 (UNSPEC_FCVTZU): Likewise.
20915 (UNSPEC_SCVTF): Likewise.
20916 (UNSPEC_UCVTF): Likewise.
20917 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
20919 (vcvtd_n_f64_u64): Likewise.
20920 (vcvtd_n_s64_f64): Likewise.
20921 (vcvtd_n_u64_f64): Likewise.
20922 (vcvtd_n_f32_s32): Likewise.
20923 (vcvts_n_f32_u32): Likewise.
20924 (vcvtd_n_s32_f32): Likewise.
20925 (vcvts_n_u32_f32): Likewise.
20926 * config/aarch64/iterators.md (fcvt_target): Support integer to float
20928 (FCVT_TARGET): Likewise.
20929 (FCVT_FIXED2F): New iterator.
20930 (FCVT_F2FIXED): Likewise.
20931 (fcvt_fixed_insn): New define_int_attr.
20933 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
20935 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
20936 some statements was removed.
20938 2016-06-08 Alan Hayward <alan.hayward@arm.com>
20940 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
20941 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
20942 (vect_can_advance_ivs_p): likewise.
20943 (vect_update_ivs_after_vectorizer): likewise.
20944 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
20945 (vect_analyze_scalar_cycles_1): likewise.
20946 (vect_analyze_loop_operations): likewise.
20947 (report_vect_op): likewise.
20948 (vect_is_slp_reduction): likewise.
20949 (vect_is_simple_reduction): likewise.
20950 (get_initial_def_for_induction): likewise.
20951 (vect_transform_loop): likewise.
20952 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
20953 (vect_recog_sad_pattern): likewise.
20954 (vect_recog_widen_sum_pattern): likewise.
20955 (vect_recog_widening_pattern): likewise.
20956 (vect_recog_divmod_pattern): likewise.
20957 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
20958 (vect_analyze_slp_instance): likewise.
20959 (vect_transform_slp_perm_load): likewise.
20960 (vect_schedule_slp_instance): likewise.
20962 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
20964 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
20965 (return_prediction): PRED_CONST_RETURN predict return as not taken.
20966 * predict.def (PRED_CONTINUE): Change hitrate 50->67
20967 (PRED_LOOP_BRANCH): Document predictor as broken.
20968 (PRED_LOOP_EXIT): Change hitrate 91->92.
20969 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
20970 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
20971 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
20972 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
20973 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
20974 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
20975 (PRED_CALL): Chane hitrate 71->67.
20976 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
20977 (PRED_GOTO): Document as unused right now.
20978 (PRED_CONST_RETURN): Change hitrate 67->69
20979 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
20980 (PRED_NULL_RETURN): Change hitrate 91->90.
20981 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
20982 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
20983 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
20985 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
20987 * config/rs6000/altivec.h: Add __builtin_vec_mul.
20988 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
20989 special case Altivec builtin.
20990 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
20991 VSX_BUILTIN_VEC_MUL (replaced with special case code).
20992 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
20993 code for ALTIVEC_BUILTIN_VEC_MUL.
20994 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
20995 for __builtin_vec_mul.
20997 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
20999 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
21002 2016-06-07 David Malcolm <dmalcolm@redhat.com>
21004 * spellcheck.c (selftest::test_find_closest_string): New function.
21005 (spellcheck_c_tests): Call the above.
21007 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21009 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
21011 2016-06-07 Jakub Jelinek <jakub@redhat.com>
21013 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
21014 Yv=Yv,C alternatives.
21016 2016-06-07 Richard Biener <rguenther@suse.de>
21019 * common.opt (ffast-math): Make Optimization.
21021 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
21022 Prachi Godbole <prachi.godbole@imgtec.com>
21024 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
21025 `fabs' and `fneg' type attributes.
21026 (p5600_fpu_fabs): Add `fmove' to the comment.
21028 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21030 * gimple.c: Include builtins.h
21031 (gimple_inexpensive_call_p): New function.
21032 * gimple.h (gimple_inexpensive_call_p): Declare.
21033 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
21034 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
21037 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
21039 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
21040 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
21041 warning_at_rich_loc, warning_n, pedwarn, permerror,
21042 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
21043 sorry, fatal_error, internal_error, internal_error_no_backtrace):
21046 2016-06-07 Richard Biener <rguenther@suse.de>
21048 PR tree-optimization/71428
21049 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
21050 BIT_FIELD_REF op vs. load.
21052 2016-06-07 Richard Biener <rguenther@suse.de>
21054 PR middle-end/71423
21055 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
21058 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
21060 * config/pa/pa.md (call): Generate indirect long calls to non-local
21061 functions on TARGET_64BIT.
21062 (call_value): Likewise.
21064 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
21066 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
21067 pattern and subsequent splitters.
21068 (call_val_reg_64bit_post_reload): Likewise.
21070 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
21072 PR middle-end/71408
21073 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
21074 propagate_op_to_single_use.
21076 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
21078 PR middle-end/71281
21079 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
21081 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
21083 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
21084 (enum x86_dirflag_state): New enum.
21085 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
21086 (machine_function): Remove needs_cld.
21087 (ix86_current_function_needs_cld): Remove.
21088 * config/i386/i386.c (ix86_set_func_type): Set
21089 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
21090 (ix86_expand_prologue): Do not emit CLD here.
21091 (ix86_dirflag_mode_needed): New function.
21092 (ix86_dirflag_mode_entry): Ditto.
21093 (ix86_mode_needed): Handle X86_DIRFLAG entity.
21094 (ix86_mode_after): Ditto.
21095 (ix86_mode_entry): Ditto.
21096 (ix86_mode_exit): Ditto.
21097 (ix86_emit_mode_set): Ditto.
21098 * config/i386/i386.md (strmov_singleop): Set
21099 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
21100 Do not set ix86_current_function_needs_cld.
21102 (strset_singleop): Ditto.
21104 (cmpstrnqi_nz_1): Ditto.
21105 (cmpstrnqi_1): Ditto.
21106 (strlenqi_1): Ditto.
21108 2016-06-06 Jakub Jelinek <jakub@redhat.com>
21110 PR tree-optimization/71259
21111 * tree-vect-slp.c (vect_get_constant_vectors): For
21112 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
21113 one for constant op, and use COND_EXPR for non-constant.
21115 2016-06-06 David Malcolm <dmalcolm@redhat.com>
21117 * Makefile.in (OBJS): Add function-tests.o,
21118 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
21119 selftest-run-tests.o.
21120 (OBJS-libcommon): Add selftest.o.
21121 (OBJS-libcommon-target): Add selftest.o.
21122 (all.internal): Add "selftest".
21123 (all.cross): Likewise.
21124 (selftest): New phony target.
21125 (s-selftest): New target.
21126 (selftest-gdb): New phony target.
21127 (COLLECT2_OBJS): Add selftest.o.
21128 * bitmap.c: Include "selftest.h".
21129 (selftest::test_gc_alloc): New function.
21130 (selftest::test_set_range): New function.
21131 (selftest::test_clear_bit_in_middle): New function.
21132 (selftest::test_copying): New function.
21133 (selftest::test_bitmap_single_bit_set_p): New function.
21134 (selftest::bitmap_c_tests): New function.
21135 * common.opt (fself-test): New.
21136 * diagnostic-show-locus.c: Include "selftest.h".
21137 (make_range): New function.
21138 (test_range_contains_point_for_single_point): New function.
21139 (test_range_contains_point_for_single_line): New function.
21140 (test_range_contains_point_for_multiple_lines): New function.
21141 (assert_eq): New function.
21142 (test_get_line_width_without_trailing_whitespace): New function.
21143 (selftest::diagnostic_show_locus_c_tests): New function.
21144 * et-forest.c: Include "selftest.h".
21145 (selftest::test_single_node): New function.
21146 (selftest::test_simple_tree): New function.
21147 (selftest::test_disconnected_nodes): New function.
21148 (selftest::et_forest_c_tests): New function.
21149 * fold-const.c: Include "selftest.h".
21150 (selftest::assert_binop_folds_to_const): New function.
21151 (selftest::assert_binop_folds_to_nonlvalue): New function.
21152 (selftest::test_arithmetic_folding): New function.
21153 (selftest::fold_const_c_tests): New function.
21154 * function-tests.c: New file.
21155 * gimple.c: Include "selftest.h".
21156 Include "gimple-pretty-print.h".
21157 (selftest::verify_gimple_pp): New function.
21158 (selftest::test_assign_single): New function.
21159 (selftest::test_assign_binop): New function.
21160 (selftest::test_nop_stmt): New function.
21161 (selftest::test_return_stmt): New function.
21162 (selftest::test_return_without_value): New function.
21163 (selftest::gimple_c_tests): New function.
21164 * hash-map-tests.c: New file.
21165 * hash-set-tests.c: New file.
21166 * input.c: Include "selftest.h".
21167 (selftest::assert_loceq): New function.
21168 (selftest::test_accessing_ordinary_linemaps): New function.
21169 (selftest::test_unknown_location): New function.
21170 (selftest::test_builtins): New function.
21171 (selftest::test_reading_source_line): New function.
21172 (selftest::input_c_tests): New function.
21173 * rtl-tests.c: New file.
21174 * selftest-run-tests.c: New file.
21175 * selftest.c: New file.
21176 * selftest.h: New file.
21177 * spellcheck.c: Include "selftest.h".
21178 (selftest::levenshtein_distance_unit_test_oneway): New function,
21179 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
21180 (selftest::levenshtein_distance_unit_test): Likewise.
21181 (selftest::spellcheck_c_tests): Likewise.
21182 * toplev.c: Include selftest.h.
21183 (toplev::run_self_tests): New.
21184 (toplev::main): Handle -fself-test.
21185 * toplev.h (toplev::run_self_tests): New.
21186 * tree.c: Include "selftest.h".
21187 (selftest::test_integer_constants): New function.
21188 (selftest::test_identifiers): New function.
21189 (selftest::test_labels): New function.
21190 (selftest::tree_c_tests): New function.
21191 * tree-cfg.c: Include "selftest.h".
21192 (selftest::push_fndecl): New function.
21193 (selftest::test_linear_chain): New function.
21194 (selftest::test_diamond): New function.
21195 (selftest::test_fully_connected): New function.
21196 (selftest::tree_cfg_c_tests): New function.
21197 * vec.c: Include "selftest.h".
21198 (selftest::safe_push_range): New function.
21199 (selftest::test_quick_push): New function.
21200 (selftest::test_safe_push): New function.
21201 (selftest::test_truncate): New function.
21202 (selftest::test_safe_grow_cleared): New function.
21203 (selftest::test_pop): New function.
21204 (selftest::test_safe_insert): New function.
21205 (selftest::test_ordered_remove): New function.
21206 (selftest::test_unordered_remove): New function.
21207 (selftest::test_block_remove): New function.
21208 (selftest::reverse_cmp): New function.
21209 (selftest::test_qsort): New function.
21210 (selftest::vec_c_tests): New function.c.
21211 * wide-int.cc: Include selftest.h and wide-int-print.h.
21212 (selftest::from_int <wide_int>): New function.
21213 (selftest::from_int <offset_int>): New function.
21214 (selftest::from_int <widest_int>): New function.
21215 (selftest::assert_deceq): New function.
21216 (selftest::assert_hexeq): New function.
21217 (selftest::test_printing <VALUE_TYPE>): New function template.
21218 (selftest::test_ops <VALUE_TYPE>): New function template.
21219 (selftest::test_comparisons <VALUE_TYPE>): New function template.
21220 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
21222 (selftest::wide_int_cc_tests): New function.
21224 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21226 PR middle-end/37780
21227 * ifcvt.c (noce_try_ifelse_collapse): New function.
21229 (noce_process_if_block): Call noce_try_ifelse_collapse.
21230 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
21231 (simplify_ternary_operation): Use the above to simplify
21232 conditional CLZ/CTZ expressions.
21234 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21236 PR middle-end/37780
21237 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
21238 define_insn_and_split.
21240 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21242 PR middle-end/37780
21243 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
21245 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
21248 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
21249 Implicitly clobber memory for basic asm with non-empty assembler
21250 string. Use targetm.md_asm_adjust also here.
21251 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
21252 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
21253 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
21254 non-empty assembler string.
21255 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
21256 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
21257 (decode_asm_operands): Handle basic asm in PARALLEL block.
21258 (extract_insn): Handle basic asm in PARALLEL block.
21259 * doc/extend.texi: Mention new behavior of basic asm.
21260 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
21261 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
21262 branch_needs_nop_p): Use asm_noperands.
21264 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
21266 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
21267 Include the M7 SPARC DFA scheduler.
21268 New attribute v3pipe.
21269 Annotate insns with v3pipe where appropriate.
21270 Define cpu_feature vis4.
21271 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
21272 Add (V8QI "8") to vbits.
21273 Add insns {add,sub}v8qi3
21274 Add insns ss{add,sub}v8qi3
21275 Add insns us{add,sub}{v8qi,v4hi}3
21276 Add insns {min,max}{v8qi,v4hi,v2si}3
21277 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
21278 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
21279 * config/sparc/niagara4.md: Add a comment explaining the
21280 discrepancy between the documented latenty numbers and the
21282 * config/sparc/niagara7.md: New file.
21283 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
21284 supports SPARC5 and VIS 4.0 instructions.
21285 * configure: Regenerate.
21286 * config.in: Likewise.
21287 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
21288 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
21289 TARGET_CPU_niagara7.
21290 (ASM_CPU64_DEFAULT_SPEC): Likewise.
21291 (CPP_CPU_SPEC): Handle niagara7.
21292 (ASM_CPU_SPEC): Likewise.
21293 * config/sparc/sparc-opts.h (processor_type): Add
21294 PROCESSOR_NIAGARA7.
21295 (mvis4): New option.
21296 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
21297 (AS_NIAGARA7_FLAG): Define.
21298 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
21299 (CPP_CPU64_DEFAULT_SPEC): Likewise.
21300 (CPP_CPU_SPEC): Handle niagara7.
21301 (ASM_CPU_SPEC): Likewise.
21302 * config/sparc/sparc.c (niagara7_costs): Define.
21303 (sparc_option_override): Handle niagara7 and adjust cache-related
21304 parameters with better values for niagara cpus. Also support VIS4.
21305 (sparc32_initialize_trampoline): Likewise.
21306 (sparc_use_sched_lookahead): Likewise.
21307 (sparc_issue_rate): Likewise.
21308 (sparc_register_move_cost): Likewise.
21309 (dump_target_flag_bits): Support VIS4.
21310 (sparc_vis_init_builtins): Likewise.
21311 (sparc_builtins): Likewise.
21312 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
21314 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
21316 * config/sparc/sparc.opt (sparc_processor_type): New value
21318 * config/sparc/visintrin.h (__attribute__): Prototypes for the
21320 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
21322 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
21325 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
21327 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
21329 2016-06-06 Richard Biener <rguenther@suse.de>
21331 PR tree-optimization/71398
21332 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
21335 2016-06-05 James Bowman <james.bowman@ftdichip.com>
21337 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
21338 ft32_expand_prolog, ft32_expand_epilogue):
21339 Handle pretend_args.
21340 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
21341 * config/ft32/ft32.md: Add pretend_returner.
21343 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
21346 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
21347 Copy op1 RTX to avoid invalid sharing.
21348 (ix86_expand_vector_move_misalign): Ditto.
21350 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
21352 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
21355 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
21357 * predict.c (predicted_by_loop_heuristics_p): New function.
21358 (predict_iv_comparison): Use it.
21359 (predict_loops): Walk from innermost loops; do not predict edges
21360 leaving multiple loops multiple times; implement
21361 PRED_LOOP_ITERATIONS_MAX heuristics.
21362 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
21364 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
21366 * cfg.c (check_bb_profile): Do not report mismatched profiles when
21367 only edges out of BB are EH edges.
21369 2016-06-04 Martin Sebor <msebor@redhat.com>
21370 Marcin Baczyński <marbacz@gmail.com>
21373 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
21374 a void expression in a void function.
21376 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
21378 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
21379 aux; dump reasons of decisions.
21380 (should_duplicate_loop_header_p): Likewise.
21381 (do_while_loop_p): Likewise.
21382 (ch_base::copy_headers): Dump asi num insns duplicated.
21384 2016-06-04 Jakub Jelinek <jakub@redhat.com>
21386 PR tree-optimization/71405
21387 * tree-ssa.c (execute_update_addresses_taken): For clobber with
21388 incompatible type, build a new clobber with the right type instead
21389 of building a VIEW_CONVERT_EXPR around it.
21391 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
21393 PR tree-optimization/52171
21394 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
21395 by_pieces_ninsns instead of move_by_pieces_ninsns.
21397 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
21399 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
21400 for reg+reg addressing mode.
21402 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21404 * rs6000-c.c (c/c-tree.h): Add #include.
21405 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
21406 in C++ when found in the base position of vec_ld or vec_st.
21408 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
21410 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
21411 use of profile unless profile status is PROFILE_READ.
21412 * profile.c (compute_branch_probabilities): Set profile status
21413 only after reporting predictor hitrates.
21415 2016-06-03 Joseph Myers <joseph@codesourcery.com>
21419 * common.opt (ffp-int-builtin-inexact): New option.
21420 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
21421 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
21422 (ceil@var{m}2): Document dependence on this option.
21423 * ipa-inline-transform.c (inline_call): Handle
21424 flag_fp_int_builtin_inexact.
21425 * ipa-inline.c (can_inline_edge_p): Likewise.
21426 * config/i386/i386.md (rintxf2): Do not test
21427 flag_unsafe_math_optimizations.
21428 (rint<mode>2_frndint): New define_insn.
21429 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
21430 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
21431 for 387 instead of extending and truncating.
21432 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
21433 !flag_trapping_math instead of flag_unsafe_math_optimizations.
21434 Change to frndint<mode>2_<rounding>.
21435 (frndintxf2_<rounding>_i387): Likewise. Change to
21436 frndint<mode>2_<rounding>_i387.
21437 (<rounding_insn>xf2): Likewise.
21438 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
21439 !flag_trapping_math instead of flag_unsafe_math_optimizations for
21440 x87. Test TARGET_ROUND || !flag_trapping_math ||
21441 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
21442 SSE. Use ROUND_NO_EXC in constant operand of
21443 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
21444 for 387 instead of extending and truncating.
21446 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
21447 Julia Koval <julia.koval@intel.com>
21459 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
21460 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
21461 all registers, except for function return registers if there are
21462 no caller-saved registers.
21463 (ix86_set_func_type): New function.
21464 (ix86_set_current_function): Call ix86_set_func_type to set
21465 no_caller_saved_registers and func_type. Call reinit_regs if
21466 caller-saved registers are changed. Don't allow MPX, SSE, MMX
21467 nor x87 instructions in interrupt handler nor function with
21468 no_caller_saved_registers attribute.
21469 (ix86_function_ok_for_sibcall): Return false if there are no
21470 caller-saved registers.
21471 (type_natural_mode): Don't warn ABI change for MMX in interrupt
21473 (ix86_function_arg_advance): Skip for callee in interrupt handler.
21474 (ix86_function_arg): Return special arguments in interrupt handler.
21475 (ix86_promote_function_mode): Promote pointer to word_mode only
21476 for normal functions.
21477 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
21479 (ix86_epilogue_uses): New function.
21480 (ix86_hard_regno_scratch_ok): Likewise.
21481 (ix86_save_reg): Preserve all registers in interrupt handler
21482 after reload. Preserve all registers, except for function return
21483 registers, if there are no caller-saved registers after reload.
21484 (find_drap_reg): Always use callee-saved register if there are
21485 no caller-saved registers.
21486 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
21487 for interrupt handler.
21488 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
21489 Emit cld instruction if stringops are used in interrupt handler
21490 or interrupt handler isn't a leaf function.
21491 (ix86_expand_epilogue): Generate interrupt return for interrupt
21492 handler and pop the 'ERROR_CODE' off the stack before interrupt
21493 return in exception handler.
21494 (ix86_expand_call): Disallow calling interrupt handler directly.
21495 If there are no caller-saved registers, mark all registers that
21496 are clobbered by the call which returns as clobbered.
21497 (ix86_handle_no_caller_saved_registers_attribute): New function.
21498 (ix86_handle_interrupt_attribute): Likewise.
21499 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
21501 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
21502 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
21503 accumulation in interrupt function if stack may be realigned to
21505 (EPILOGUE_USES): New.
21506 (function_type): New enum.
21507 (machine_function): Add func_type and no_caller_saved_registers.
21508 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
21509 (interrupt_return): New pattern.
21510 * doc/extend.texi: Document x86 interrupt and
21511 no_caller_saved_registers attributes.
21513 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
21515 PR tree-optimization/52171
21516 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
21517 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
21518 Look for constant strings. Move some code to emit_block_cmp_hints
21520 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
21521 * defaults.h (COMPARE_MAX_PIECES): New macro.
21522 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
21523 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
21524 (clear_by_pieces_1): Don't declare. Move definition before use.
21525 (can_do_by_pieces): New static function.
21526 (can_move_by_pieces): Use it. Return bool.
21527 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
21528 OP. All callers changed. Handle COMPARE_BY_PIECES.
21529 (class pieces_addr); New.
21530 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
21531 pieces_addr::adjust, pieces_addr::increment_address,
21532 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
21534 (class op_by_pieces_d): New.
21535 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
21537 (class move_by_pieces_d, class compare_by_pieces_d,
21538 class store_by_pieces_d): New subclasses of op_by_pieces_d.
21539 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
21540 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
21541 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
21542 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
21543 compare_by_pieces_d::finish_mode): New member functions.
21544 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
21546 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
21547 (emit_block_cmp_hints): New function.
21548 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
21549 use the newly defined classes.
21550 * expr.h (by_pieces_constfn): New typedef.
21551 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
21552 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
21553 (move_by_pieces_ninsns): Don't declare.
21554 (can_move_by_pieces): Change return value to bool.
21555 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
21556 (compare_by_pieces_branch_ratio): New hook.
21557 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
21558 (by_pieces_ninsns): Declare.
21559 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
21561 (default_compare_by_pieces_branch_ratio): New function.
21562 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
21563 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
21564 * doc/tm.texi: Regenerate.
21565 * tree-ssa-strlen.c: Include "builtins.h".
21566 (handle_builtin_memcmp): New static function.
21567 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
21568 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
21570 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21572 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
21573 relevant stmts which are simple and invariant.
21574 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
21575 instead of simple and invariant
21577 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21579 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
21580 (vectorizable_reduction): Check for new relevant state.
21581 (vectorizable_live_operation): vectorize live stmts using
21582 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
21583 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
21584 (vect_stmt_relevant_p): Check for stmts which are only used live.
21585 (process_use): Use of a stmt does not inherit it's live value.
21586 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
21587 (vect_analyze_stmt): Check for new relevant state.
21588 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
21589 outside the loop, but not inside it.
21591 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21593 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
21594 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
21595 (vect_get_vec_def_for_operand): Split out code.
21597 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
21599 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
21601 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21603 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
21605 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21607 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
21609 2016-06-03 Jakub Jelinek <jakub@redhat.com>
21611 PR middle-end/71387
21612 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
21613 to noreturn e->callee->decl that has void return type and void
21614 arguments, adjust gimple_call_fntype and remove lhs even if it had
21615 previously addressable type.
21617 2016-06-02 Jeff Law <law@redhat.com>
21619 PR tree-optimization/71328
21620 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
21621 error when checking for a jump back onto the copied path.
21623 2016-06-02 David Malcolm <dmalcolm@redhat.com>
21625 * config/microblaze/microblaze.c (get_branch_target): Add return
21626 NULL_RTX for the non-CALL_P case.
21627 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
21628 (insert_wic): Remove unused local "j".
21630 2016-06-02 Martin Liska <mliska@suse.cz>
21632 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
21634 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
21635 Julia Koval <julia.koval@intel.com>
21637 * function.c (assign_parm_setup_stack): Force source into a
21638 register if needed.
21639 * target.def (function_incoming_arg): Update documentation to
21640 allow arbitrary address computation based on hard register.
21641 * doc/tm.texi: Regenerated.
21643 2016-06-02 Martin Liska <mliska@suse.cz>
21645 * predict.c (combine_predictions_for_bb): Fix first match in
21646 cases where a first predictor contains more than one occurence
21647 in list of predictors. Take the best value in such case.
21649 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21651 PR rtl-optimization/71295
21652 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
21653 offset would go over the size of the inner mode reject it.
21655 2016-06-02 Jakub Jelinek <jakub@redhat.com>
21657 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
21658 x=x,x and v=v,m instead of x=x,m.
21660 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
21661 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
21662 alternative to v=rm,C.
21664 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
21665 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
21666 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
21667 instead of vex for the last two above mentioned alternatives.
21669 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21672 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
21674 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
21676 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
21678 2016-06-01 David Malcolm <dmalcolm@redhat.com>
21680 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
21681 from int to unsigned.
21683 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
21685 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
21686 alternatives, eliminating preferred register class. Add support
21687 for the MTVSRDD instruction in ISA 3.0.
21688 (vsx_splat_v4si_internal): Use splat_input_operand instead of
21689 reg_or_indexed_operand.
21690 (vsx_splat_v4sf_internal): Likewise.
21692 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
21695 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
21696 for loading up all 0's or all 1's.
21698 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
21700 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
21702 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
21704 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
21706 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
21707 * gcc.c (set_source_date_epoch_envvar): New function, sets
21708 the SOURCE_DATE_EPOCH environment variable to the current time.
21710 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
21712 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
21713 the factor for live Phi nodes.
21715 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
21717 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
21718 * tree-parloops.c (parallelize_loops): likewise.
21719 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
21720 tree_unswitch_outer_loop): likewise.
21722 2016-06-01 Jakub Jelinek <jakub@redhat.com>
21724 PR middle-end/71371
21725 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
21726 around creation of the temporary.
21728 2016-06-01 Richard Biener <rguenther@suse.de>
21730 PR tree-optimization/71366
21731 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
21732 (unloop_loops): Move removing edges here ...
21733 (try_unroll_loop_completely): ... from here.
21734 (try_peel_loop): ... and here.
21735 (tree_unroll_loops_completely_1): Track parent loops via
21736 bitmap of header BBs.
21737 (tree_unroll_loops_completely): Adjust for that.
21739 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
21741 * config/rs6000/altivec.h (vec_slv): New macro.
21742 (vec_srv): New macro.
21743 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
21744 (UNSPEC_VSRV): New value.
21747 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
21748 (vsrv): New builtin definition.
21749 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
21750 define argument types for new builtin.
21751 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
21753 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
21756 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
21757 Jocelyn Mayer <l_indien@magic.fr>
21760 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
21761 detect processor family for signature_CENTAUR_ebx.
21762 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
21763 signature_CENTAUR_ebx.
21764 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
21765 <default>: Pass x86-64 for has_longmode.
21767 2016-06-01 Nathan Sidwell <nathan@acm.org>
21769 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
21772 2016-06-01 Richard Biener <rguenther@suse.de>
21774 PR tree-optimization/71261
21775 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
21776 of stmts successfully put in the bool pattern. Remove
21777 single-use restriction.
21778 (adjust_bool_pattern_cast): Add cast at the use site via the
21779 pattern def sequence.
21780 (adjust_bool_pattern): Remove recursion, maintain a hash-map
21781 of patterned defs. Use the pattern def seqence instead of
21782 multiple independent patterns.
21783 (sort_after_uid): New qsort compare function.
21784 (adjust_bool_stmts): New function to process stmts in the bool
21785 pattern in IL order.
21786 (vect_recog_bool_pattern): Adjust.
21787 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
21788 (ifcvt_walk_pattern_tree): Likewise.
21789 (stmt_is_root_of_bool_pattern): Likewise.
21790 (ifcvt_repair_bool_pattern): Likewise.
21791 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
21793 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
21795 * loop-unroll.c (decide_unroll_constant_iterations,
21796 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
21797 likely upper bounds.
21798 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
21800 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
21802 * tree-core.h (enum omp_clause_code): Remove
21803 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
21805 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21807 * config/arm/sync.md (arm_store_exclusive<mode>):
21808 Use 'H' output modifier on operands[2] rather than creating a new
21809 entry in out-of-bounds memory of the operands array.
21810 (arm_store_release_exclusivedi): Likewise.
21812 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21814 * config/arm/arm.c (arm_fusion_enabled_p): New function.
21815 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
21816 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
21817 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
21819 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
21821 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
21822 into account live statements for mask producers.
21824 2016-06-01 Richard Biener <rguenther@suse.de>
21826 PR tree-optimization/71311
21827 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
21828 restrict to non-INTEGER_CST @0.
21830 2016-06-01 Richard Biener <rguenther@suse.de>
21832 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
21833 (relational patterns): Use :c to avoid pattern duplications.
21835 2016-06-01 Richard Biener <rguenther@suse.de>
21837 * genmatch.c (comparison_code_p): New predicate.
21838 (swap_tree_comparison): New function.
21839 (commutate): Add for_vec parameter to append new for entries.
21840 Support commutating relational operators by swapping it alongside
21842 (lower_commutative): Adjust.
21843 (dt_simplify::gen): Do not pass artificial operators to gen
21845 (decision_tree::gen): Do not add artificial operators as parameters.
21846 (parser::parse_expr): Verify operator commutativity when :c is
21847 applied. Allow :C to override this.
21848 * match.pd: Adjust patterns to use :C instead of :c where required.
21850 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
21852 PR tree-optimization/71077
21853 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
21854 the combining step, use boolean_false_node and boolean_true_node
21855 as the designated false/true return values.
21857 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
21859 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
21860 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
21861 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
21864 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
21866 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
21867 of flags impliying the register renaming.
21868 * toplev.c (process_options): Do not imply flag_rename_registers with
21871 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21873 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
21874 default implementation.
21876 2016-05-31 Nathan Sidwell <nathan@acm.org>
21878 * dwarf2out.c (cur_line_info_table): Add GTY marker.
21880 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21882 * config/sh/constraints.md (b): Remove constraint.
21883 * config/sh/predicates.md (arith_reg_operand): Remove
21885 * config/sh/sh-modes.def (PDI): Remove.
21886 * config/sh/sh.c (sh_target_reg_class,
21887 sh_optimize_target_register_callee_saved): Remove functions.
21888 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
21889 (sh_expand_epilogue): Update comment.
21890 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
21891 sh_secondary_reload): Remove TARGET_REGS related code.
21892 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
21893 TARGET_REGISTER_P): Remove macros.
21894 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
21895 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
21896 TR1_REG, TR2_REG): Remove constants.
21897 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
21899 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21901 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
21902 define_expand patterns.
21903 (adddi3_compact): Rename to adddi3.
21904 (subdi3_compact): Rename to subdi3.
21905 (*negdi2): Rename to negdi2.
21906 (*abs<mode>2): Rename to abs<mode>2.
21908 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21910 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
21911 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
21912 (atomic_sub_fetchsi): ... this new pattern.
21913 (mvtc): Add CC_REG clobber.
21915 2016-05-31 Marek Polacek <polacek@redhat.com>
21917 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
21919 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21921 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
21922 aarch64_fusion_enabled_p to check for fusion capabilities.
21924 2016-05-31 Richard Biener <rguenther@suse.de>
21926 PR tree-optimization/71352
21927 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
21928 minus one and a negate.
21930 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21932 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
21933 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
21935 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
21936 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
21937 Remove use of aarch64_simd_attr_length_move, set length attribute
21939 (*aarch64_be_movoi): Likewise.
21940 (*aarch64_be_movci): Likewise.
21941 (*aarch64_be_movxi): Likewise.
21943 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
21945 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
21946 It no longer does that.
21947 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
21949 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
21951 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
21952 attribute __unused__.
21954 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
21956 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
21957 * config/arm/arm.c (arm_arch_thumb1): Define.
21958 (arm_option_override): Initialize arm_arch_thumb1.
21959 * config/arm/arm.h (arm_arch_thumb1): Declare.
21960 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
21961 support Thumb-1 ISA.
21963 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
21966 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
21967 `Yv' for scalar operand.
21969 2016-05-31 Tom de Vries <tom@codesourcery.com>
21971 PR tree-optimization/69068
21972 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
21973 phis with more than two args.
21975 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
21977 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
21978 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
21981 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
21983 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
21985 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
21987 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
21988 cpu_32, cpu_64, tune_32 and tune_64.
21989 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
21991 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
21993 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
21995 2016-05-30 Andi Kleen <ak@linux.intel.com>
21997 * auto-profile.c (read_profile): Replace asserts with errors
21998 when file does not exist.
21999 * gcov-io.c (gcov_read_words): Dito.
22001 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22003 * tree-cfg.c (print_loop): Print likely upper bounds.
22005 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22007 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
22008 * opts.c (default_options): Enable peel loops at -O3.
22009 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
22010 (try_peel_loop): Do not re-peel already peeled loops;
22011 use likely upper bounds; fix profile updating.
22012 (pass_complete_unroll::execute): Initialize peeled_loops.
22014 2016-05-30 Martin Liska <mliska@suse.cz>
22016 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
22017 computed costs by frequency of BB they belong to.
22018 (get_scaled_computation_cost_at): New function.
22020 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
22021 Marc Glisse <marc.glisse@inria.fr>
22023 PR tree-optimization/71289
22024 * match.pd (-1 / B < A, A > -1 / B): New transformations.
22026 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22028 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
22030 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22032 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
22033 for peeled copies; avoid underflow when updating estimates; correctly
22034 scale loop profile.
22036 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22038 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
22039 r236875. Corrected oe3 to oe2 as obvious.
22041 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22043 PR middle-end/71269
22044 PR middle-end/71252
22045 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
22046 that inserted stmt will not dominate stmts that defines its operand.
22047 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
22048 (rewrite_expr_tree_parallel): Likewise.
22050 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22052 PR middle-end/71252
22053 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
22054 all fields including stmt_to_insert are swapped.
22056 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22058 * predict.h (force_edge_cold): Declare.
22059 * predict.c (force_edge_cold): New function.
22060 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
22062 (canonicalize_loop_induction_variables): Fix formating.
22064 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
22066 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
22067 (visium_expand_copysign): Use gen_int_mode directly.
22068 (visium_compute_frame_size): Minor tweaks.
22070 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22072 * tree-vect-loop.c (vect_analyze_loop_2): Use
22073 likely_max_stmt_executions_int.
22075 2016-05-30 Tom de Vries <tom@codesourcery.com>
22077 PR tree-optimization/69067
22078 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
22080 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
22083 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
22084 New peepholes to remove unneeded fild/fistp pairs.
22085 (define_peephole2 atomic_loaddi_fpu): Ditto.
22087 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22089 * predict.c (maybe_hot_frequency_p): Avoid division.
22091 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
22093 * doc/install.texi: Use https for shop.fsf.org.
22095 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22097 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
22098 likely_max_stmt_executions_int.
22100 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22102 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
22103 likely_max_stmt_executions_int.
22105 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22107 * profile.c (compute_branch_probabilities): Do not report hitrates
22109 (branch_prob): Report hitrates here.
22110 * predict.c (gimple_predict_edge): Do not assert profile status;
22111 fix formatting issues.
22113 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22115 * predict.c (edge_predicted_by_p): New function.
22116 (predict_paths_for_bb): Do not put multiple predictions of the same type
22119 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22121 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
22124 2016-05-28 Alan Modra <amodra@gmail.com>
22126 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
22128 2016-05-28 Alan Modra <amodra@gmail.com>
22130 PR rtl-optimization/71275
22131 * ira.c (ira): Free dominance info.
22133 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
22135 * doc/sourcebuild.texi: New address for upstream Go repository.
22137 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
22139 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
22140 (TARGET_ARM_V7M): Likewise.
22142 2016-05-26 Jeff Law <law@redhat.com>
22144 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
22145 (thread_across_edge): Remove calls to find_jump_threads_backwards.
22146 * passes.def: Add jump threading passes before DOM/VRP.
22147 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
22148 argument to a basic block from an edge. Remove tests which are
22150 (pass_data_thread_jumps, class pass_thread_jumps): New.
22151 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
22152 (make_pass_thread_jumps): Likewise.
22153 * tree-pass.h (make_pass_thread_jumps): Declare.
22155 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
22157 * config/visium/visium-protos.h (split_double_move): Rename into...
22158 (visium_split_double_move): ...this.
22159 (visium_split_double_add): Declare.
22160 * config/visium/visium.c (split_double_move): Rename into...
22161 (visium_split_double_move): ...this.
22162 (visium_split_double_add): New function.
22163 (visium_expand_copysign): Renumber operands for consistency.
22164 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
22165 (DFmode move splitter): Likewise.
22166 (*addi3_insn): Split by means of visium_split_double_add.
22167 (*adddi3_insn_flags): Delete.
22168 (*plus_plus_sltu<subst_arith>): New insn.
22169 (*subdi3_insn): Split by means of visium_split_double_add.
22170 (subdi3_insn_flags): Delete.
22171 (*minus_minus_sltu<subst_arith>): New insn.
22172 (*negdi2_insn): Split by means of visium_split_double_add.
22173 (*negdi2_insn_flags): Delete.
22175 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
22177 * configure.ac: Treat a --with-headers option without argument
22178 the same as the default (i.e. consult sys-include directory).
22179 * configure: Regenerate.
22181 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22183 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
22184 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
22186 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
22187 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
22189 2016-05-27 Jiong Wang <jiong.wang@arm.com>
22192 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
22193 tree-stdarg analysis results.
22194 (aarch64_setup_incoming_varargs): Likewise.
22196 2016-05-27 Jiong Wang <jiong.wang@arm.com>
22198 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
22199 va_list_gpr_counter_field and va_list_fpr_counter_field.
22201 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
22204 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
22205 * config/aarch64/aarch64.c
22206 (aarch64_cannot_change_mode_class): Remove function.
22207 * config/aarch64/aarch64-protos.h
22208 (aarch64_cannot_change_mode_class): Remove.
22210 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22212 * cfgloop.c (record_niter_bound): Record likely upper bounds.
22213 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
22214 get_likely_max_loop_iterations_int): New.
22215 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
22216 any_likely_upper_bound.
22217 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
22219 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
22220 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
22222 (unroll_loop_constant_iterations): Likewise.
22223 (unroll_loop_runtime_iterations): Likewise.
22224 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
22225 * lto-streamer-out.c (output_cfg): Likewise.
22226 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
22228 (canonicalize_loop_induction_variables): Dump likely upper bounds.
22229 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
22230 (likely_max_loop_iterations): New.
22231 (likely_max_loop_iterations_int): New.
22232 (likely_max_stmt_executions): New.
22233 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
22234 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
22235 likely_max_stmt_executions): Declare.
22237 2016-05-27 Marek Polacek <polacek@redhat.com>
22239 PR middle-end/71308
22240 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
22242 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22244 * config/s390/s390.md (2x risbg splitters): Use
22245 reg_overlap_mentioned_p instead of rtx_equal_p.
22247 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
22249 * combine.c (make_compound_operation): Take known zero bits into
22250 account when checking for possible zero_extend.
22252 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22254 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
22255 Use const_int_operand for operand 2 predicate. Simplify expand code
22258 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
22260 PR middle-end/71279
22261 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
22264 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22266 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
22267 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
22268 that returns CC_SESWPmode and CC_ZESWPmode.
22269 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
22271 (aarch64_rtx_costs): Likewise.
22273 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
22275 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
22276 for ISA 3.0 min/max support.
22277 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
22278 conditional move support.
22279 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
22280 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
22282 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
22283 conditional moves where the comparison type is different from move
22285 (fp_minmax): New code iterator for smin/smax.
22286 (minmax): New code attributes for min/max.
22287 (SMINMAX): Likewise.
22288 (smax<mode>3): Combine min, max insns into one insn using the
22289 fp_minmax code iterator. Add support for ISA 3.0 min/max
22290 instructions that don't need -ffast-math.
22291 (s<minmax><mode>3): Likewise.
22292 (smax<mode>3_vsx): Likewise.
22293 (smin<mode>3): Likewise.
22294 (s<minmax><mode>3_vsx): Likewise.
22295 (smin<mode>3_vsx): Likewise.
22296 (pre-VSX min/max splitters): Likewise.
22297 (s<minmax><mode>3_fpr): Likewise.
22298 (movsfcc): Rewrite floating point conditional moves to combine
22299 SFmode/DFmode into a single insn.
22300 (mov<mode>cc): Likewise.
22301 (movdfcc): Likewise.
22302 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
22303 SFDF2 iterators to handle all combinations.
22304 (fseldfsf4): Likewise.
22305 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
22306 (fseldfdf4): Likewise.
22307 (fselsfdf4): Likewise.
22308 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
22309 comparison instructions that set a 0/-1 mask, and use it for
22310 floating point conditional move via XXSEL.
22311 (fpmask<mode>): Likewise.
22312 (xxsel<mode>): Likewise.
22313 * config/rs6000/predicates.md (min_max_operator): Delete, no
22315 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
22316 instructions that generate a 0/-1 mask for use with XXSEL.
22317 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
22318 say whether floating point min/max is available, either through
22319 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
22320 (TARGET_MINMAX_DF): Likewise.
22322 2016-05-27 Alan Modra <amodra@gmail.com>
22324 PR rtl-optimization/71275
22325 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
22326 for update_equiv_regs and combine_and_move_insns.
22328 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
22330 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
22331 if_then_else or cond RTXes to calculate attribute value.
22332 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
22333 <attr "length_immediate>: Ditto.
22334 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
22335 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
22336 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
22337 <attr "type">: Ditto.
22338 <attr "prefix_data16">: Ditto.
22339 <attr "prefix_extra">: Ditto.
22340 <attr "length_immediate">: Ditto.
22341 <attr "prefix">: Ditto.
22342 (vec_set<mode>_0) <attr "isa">: Ditto.
22343 <attr "prefix_extra">: Ditto.
22344 <attr "length_immediate">: Ditto.
22345 <attr "prefix">: Ditto.
22346 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
22347 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
22348 (sse2_storelpd) <attr "prefix_data16">: Ditto.
22349 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
22350 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
22351 <attr "length_immediate">: Ditto.
22352 <attr "prefix">: Ditto.
22353 (sse2_movsd) <attr "length_immediate">: Ditto.
22354 <attr "prefix">: Ditto.
22355 (vec_concatv2df) <attr "isa">: Ditto.
22356 <attr "prefix">: Ditto.
22357 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
22358 (*vec_extractv2di_1) <attr "isa">: Ditto.
22359 <attr "type">: Ditto.
22360 <attr "length_immediate">: Ditto.
22361 <attr "prefix_rex">: Ditto.
22362 <attr "prefix_extra">: Ditto.
22363 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
22364 <attr "prefix_extra">: Ditto.
22365 <attr "length_immediate">: Ditto.
22366 (vec_concatv2di) <attr "isa">: Ditto.
22367 <attr "prefix_extra">: Ditto.
22368 <attr "length_immediate">: Ditto.
22369 <attr "prefix">: Ditto.
22371 2016-05-26 Martin Liska <mliska@suse.cz>
22373 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
22375 (operator+): Likewise.
22376 (operator-): Likewise.
22377 (comp_cost::operator+=): Likewise.
22378 (comp_cost::operator-=): Likewise.
22379 (comp_cost::operator/=): Likewise.
22380 (comp_cost::operator*=): Likewise.
22381 (operator<): Likewise.
22382 (operator==): Likewise.
22383 (operator<=): Likewise.
22384 (new_cost): Remove.
22385 (infinite_cost_p): Likewise.
22386 (add_costs): Likewise.
22387 (sub_costs): Likewise.
22388 (compare_costs): Likewise.
22389 (set_group_iv_cost): Use the newly introduced functions.
22390 (get_address_cost): Likewise.
22391 (get_shiftadd_cost): Likewise.
22392 (force_expr_to_var_cost): Likewise.
22393 (split_address_cost): Likewise.
22394 (ptr_difference_cost): Likewise.
22395 (difference_cost): Likewise.
22396 (get_computation_cost_at): Likewise.
22397 (determine_group_iv_cost_generic): Likewise.
22398 (determine_group_iv_cost_address): Likewise.
22399 (determine_group_iv_cost_cond): Likewise.
22400 (autoinc_possible_for_pair): Likewise.
22401 (determine_group_iv_costs): Likewise.
22402 (cheaper_cost_pair): Likewise.
22403 (iv_ca_recount_cost): Likewise.
22404 (iv_ca_set_no_cp): Likewise.
22405 (iv_ca_set_cp): Likewise.
22406 (iv_ca_cost): Likewise.
22407 (iv_ca_new): Likewise.
22408 (iv_ca_dump): Likewise.
22409 (iv_ca_narrow): Likewise.
22410 (iv_ca_prune): Likewise.
22411 (iv_ca_replace): Likewise.
22412 (try_add_cand_for): Likewise.
22413 (try_improve_iv_set): Likewise.
22414 (find_optimal_iv_set): Likewise.
22416 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
22418 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
22419 that internal functions will clobber all caller-saved registers.
22421 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
22423 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
22424 Return a better case_values_threshold when optimizing.
22426 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
22428 * config/aarch64/aarch64-simd.md (aarch64_combinez):
22429 Add ? to integer variant.
22430 (aarch64_combinez_be): Likewise.
22432 2016-05-26 Jakub Jelinek <jakub@redhat.com>
22434 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
22435 instead of x constraint.
22436 (vcvtps2ph256<mask_name>): Likewise.
22438 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
22439 alternative. Formatting fix.
22441 * config/i386/sse.md
22442 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
22444 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
22445 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
22446 maybe_evex prefix instead of vex.
22447 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
22448 EXT_REX_SSE_REG_P (op0) case in the splitter.
22450 2016-05-25 Jeff Law <law@redhat.com>
22452 PR tree-optimization/71272
22453 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
22454 Update comments. Add test for empty path.
22456 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
22458 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
22459 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
22460 special case builtin.
22461 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
22462 code for ALTIVEC_BUILTIN_VEC_CMPNE.
22463 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
22464 for __builtin_vec_cmpne.
22466 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
22468 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
22469 redundant test and bail out if the type of the new operand is not
22470 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
22472 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
22474 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
22475 (x_ix86_target_flags_explicit): Remove.
22476 * config/i386/i386.c (ix86_function_specific_save): Do not copy
22477 x_ix86_target_flags_explicit.
22478 (ix86_function_specific_restore): Ditto.
22480 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
22481 H.J. Lu <hongjiu.lu@intel.com>
22484 * common/config/i386/i386-common.c
22485 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
22486 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
22487 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
22488 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
22489 (-mgeneral-regs-only): Add new option.
22490 * config/i386/i386.c (ix86_option_override_internal): Don't enable
22491 x87 instructions if only general registers are allowed.
22492 (ix86_target_string): Add ix86_flags argument. Handle additional
22493 flags options through ix86_flags argument. Update all callers.
22494 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
22496 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22498 PR rtl-optimization/66940
22499 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
22500 decrementing desired_val will not overflow before performing these
22503 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
22505 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
22506 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
22507 * config/i386/i386.c (enum ix86_builtins): Add
22508 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
22509 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
22510 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
22511 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
22512 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
22513 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
22514 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
22515 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
22516 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
22517 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
22518 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
22519 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
22520 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
22521 __builtin_ia32_cvtps2dq512_mask.
22522 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
22523 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
22524 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
22525 * config/i386/sse.md
22526 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
22528 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
22529 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
22531 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
22532 (avx512f_vec_pack_sfix_v8df): New define_expand.
22533 (avx512f_roundpd512): Rename to ...
22534 (avx512f_round<castmode>512): ... this. Change iterator.
22535 (avx512f_roundps512_sfix): New define_expand.
22536 (round<mode>2_sfix): Change iterator.
22538 2016-05-25 Nick Clifton <nickc@redhat.com>
22540 * config/msp430/msp430.c (msp430_attr): Produce an error if a
22541 static interrupt handler is detected.
22542 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
22543 default linker script.
22544 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
22545 the low part of a symbolic pointer.
22547 2016-05-25 Richard Biener <rguenther@suse.de>
22549 PR tree-optimization/71261
22550 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
22551 interesting stmt instead of immediate uses when looking
22552 for the use operand to replace.
22554 2016-05-25 Martin Liska <mliska@suse.cz>
22556 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
22558 2016-05-25 Richard Biener <rguenther@suse.de>
22560 PR tree-optimization/71264
22561 * tree-vect-stmts.c (vect_init_vector): Properly deal with
22564 2016-05-25 Martin Liska <mliska@suse.cz>
22566 PR tree-optimization/71239
22567 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
22568 if DECL_SIZE is NULL.
22570 2016-05-25 Richard Biener <rguenther@suse.de>
22572 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
22573 * tree-if-conv.c (pass_data_if_conversion): Use it.
22575 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
22577 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
22578 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
22579 * varpool.c (varpool_node::get_availability): Likewise.
22581 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
22583 * config/rs6000/altivec.md (VNEG iterator): New iterator for
22584 VNEGW/VNEGD instructions.
22585 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
22586 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
22587 support for ISA 3.0 VNEGW/VNEGD instructions.
22589 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
22591 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
22592 pointers inside OACC_DATA regions.
22593 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
22594 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
22595 (gimplify_adjust_omp_clauses): Fix typo in comment.
22597 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
22599 * config/rs6000/altivec.md (VParity): New mode iterator for vector
22600 parity built-in functions.
22601 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
22603 (p9v_parity<mode>2): Likewise.
22604 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
22606 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
22607 (parity<mode>2): ISA 3.0 expander for vector parity.
22608 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
22610 (BU_P9_64BIT_MISC_0): Likewise.
22611 (BU_P9_MISC_0): Likewise.
22612 (BU_P9V_AV_1): Likewise.
22613 (BU_P9V_AV_2): Likewise.
22614 (BU_P9V_AV_3): Likewise.
22615 (BU_P9V_AV_P): Likewise.
22616 (BU_P9V_VSX_1): Likewise.
22617 (BU_P9V_OVERLOAD_1): Likewise.
22618 (BU_P9V_OVERLOAD_2): Likewise.
22619 (BU_P9V_OVERLOAD_3): Likewise.
22620 (VCTZB): Add vector count trailing zeros support.
22624 (VPRTYBD): Add vector parity support.
22625 (VPRTYBQ): Likewise.
22626 (VPRTYBW): Likewise.
22627 (VCTZ): Add overloaded vector count trailing zeros support.
22628 (VPRTYB): Add overloaded vector parity support.
22629 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22630 overloaded vector count trailing zeros and parity instructions.
22631 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
22632 vector parity support.
22633 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
22634 trailing zeros support.
22635 (vec_cntlz): Likewise.
22636 (vec_vctzb): Likewise.
22637 (vec_vctzd): Likewise.
22638 (vec_vctzh): Likewise.
22639 (vec_vctzw): Likewise.
22640 (vec_vprtyb): Add ISA 3.0 vector parity support.
22641 (vec_vprtybd): Likewise.
22642 (vec_vprtybw): Likewise.
22643 (vec_vprtybq): Likewise.
22644 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
22645 the ISA 3.0 vector count trailing zeros and vector parity built-in
22648 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22650 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
22651 when there is stmt_to_insert.
22653 2016-05-24 Martin Sebor <msebor@redhat.com>
22656 * tree.h (complete_or_array_type_p): New inline function.
22658 2016-05-24 Jakub Jelinek <jakub@redhat.com>
22660 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
22661 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
22662 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
22664 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
22665 Limit 1st alternative to noavx isa, split 2nd alternative into one
22666 noavx and one avx alternative, use *x and Bm in the former and
22667 x and m in the latter.
22669 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
22670 of sse4 for the first alternative, drop %v from the template
22671 and d operand modifier. Split second alternative into one sse4_noavx
22672 and one avx alternative, use *x instead of *v in the former and v
22673 instead of *v in the latter.
22674 (*sse4_1_extractps): Use noavx isa instead of * for the first
22675 alternative, drop %v from the template. Split second alternative into
22676 one noavx and one avx alternative, use *x instead of *v in the
22677 former and v instead of *v in the latter.
22678 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
22679 with noavx and the last one with avx.
22680 (sse4_1_phminposuw): Guard first alternative with noavx isa,
22681 split the second one into one noavx and one avx alternative,
22682 use *x and Bm in the former and x and m in the latter one.
22683 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
22686 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
22687 first two alternatives to noavx, use *x instead of *v in the second
22688 one, add avx alternative without *.
22689 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
22690 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
22691 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
22693 2016-05-24 Jeff Law <law@redhat.com>
22695 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
22696 New function, extracted from...
22697 (fsm_find_control_statement_thread_paths): Here. Use the new function.
22698 Allow simple copies and constant initializations in the SSA chain.
22700 2016-05-24 Marek Polacek <polacek@redhat.com>
22703 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
22706 2016-05-24 Jakub Jelinek <jakub@redhat.com>
22709 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
22710 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
22711 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
22712 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
22713 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
22715 2016-05-24 Richard Biener <rguenther@suse.de>
22717 PR tree-optimization/71240
22718 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
22721 2016-05-24 Richard Biener <rguenther@suse.de>
22723 PR tree-optimization/71230
22724 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
22726 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22728 * tree-vectorizer.h (vectorizable_comparison): Delete.
22729 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
22730 PURE_SLP_STMT check.
22731 * tree-vect-stmts.c (vectorizable_call): Likewise.
22732 (vectorizable_simd_clone_call): Likewise.
22733 (vectorizable_conversion): Likewise.
22734 (vectorizable_assignment): Likewise.
22735 (vectorizable_shift): Likewise.
22736 (vectorizable_operation): Likewise.
22737 (vectorizable_load): Likewise.
22738 (vectorizable_condition): Likewise.
22739 (vectorizable_store): Likewise. Assert that we don't have
22741 (vectorizable_comparison): Make static. Remove redundant
22742 PURE_SLP_STMT check.
22743 (vect_transform_stmt): Assert that we always have an slp_node
22746 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22748 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
22749 operands[2] against 1 with comparison against CONST1_RTX.
22750 (<shift>di3_neon): Likewise.
22751 * config/arm/predicates.md (const0_operand): Replace with comparison
22752 against CONST0_RTX.
22754 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22756 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
22757 operands[2] against 1 with comparison against CONST1_RTX.
22758 (ashrdi3): Likewise.
22759 (lshrdi3): Likewise.
22760 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
22762 (ashrsi3): Likewise.
22763 (lshrsi3): Likewise.
22764 (rotrsi3): Likewise.
22765 (define_split above *compareqi_eq0): Likewise.
22766 (define_split above "prologue"): Likewise.
22767 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
22768 * config/arm/predicates.md (shift_operator): Likewise.
22769 (shift_nomul_operator): Likewise.
22770 (sat_shift_operator): Likewise.
22771 (thumb1_cmp_operand): Likewise.
22772 (const_neon_scalar_shift_amount_operand): Replace manual range
22773 check with IN_RANGE.
22774 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
22775 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
22777 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22779 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
22780 with HOST_WIDE_INT_1.
22782 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
22783 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
22784 (arm_canonicalize_comparison): Likewise.
22785 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
22787 (thumb1_size_rtx_costs): Likewise.
22788 (vfp_const_double_index): Replace cast of 1 to unsigned
22789 HOST_WIDE_INT with HOST_WIDE_INT_1U.
22790 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
22792 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
22793 HOST_WIDE_INT with HOST_WIDE_INT_1U.
22794 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
22795 HOST_WIDE_INT with HOST_WIDE_INT_1.
22797 2016-05-24 Marek Polacek <polacek@redhat.com>
22799 * tree-cfg.h (should_remove_lhs_p): New predicate.
22800 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
22801 * gimplify.c (gimplify_modify_expr): Likewise.
22802 * tree-cfg.c (verify_gimple_call): Likewise.
22803 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
22804 * gimple-fold.c: Include "tree-cfg.h".
22805 (gimple_fold_call): Use should_remove_lhs_p.
22807 2016-05-24 Richard Biener <rguenther@suse.de>
22809 PR tree-optimization/71253
22810 * cfganal.h (control_dependences): Make robust against edge
22812 (control_dependences::control_dependences): Remove edge_list argument.
22813 (control_dependences::get_edge): Remove.
22814 (control_dependences::get_edge_src): Add.
22815 (control_dependences::get_edge_dest): Likewise.
22816 (control_dependences::m_el): Make a vector of edge src/dest index.
22817 * cfganal.c (control_dependences::find_control_dependence): Adjust.
22818 (control_dependences::control_dependences): Likewise.
22819 (control_dependences::~control_dependence): Likewise.
22820 (control_dependences::get_edge): Remove.
22821 (control_dependences::get_edge_src): Add.
22822 (control_dependences::get_edge_dest): Likewise.
22823 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
22825 (perform_tree_ssa_dce): Adjust.
22826 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
22828 (pass_loop_distribution::execute): Adjust. Do loop destroying
22829 conditional on changed.
22831 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22834 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
22835 return. Reindent transformation comment and mention the ARM state
22838 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22840 PR middle-end/71252
22841 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
22842 after build_and_add_sum creates new use stmt.
22844 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22846 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
22847 load_lanes/grouped_load classification comes first. Don't check
22848 whether the vectorization factor is a multiple of the group size
22851 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22853 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
22854 GROUP_GAP for single-element interleaving.
22855 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
22858 2016-05-24 Richard Biener <rguenther@suse.de>
22860 PR middle-end/70434
22862 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
22863 bases which are accessed with non-invariant indices.
22864 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
22865 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
22867 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22869 PR middle-end/71170
22870 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
22871 (add_to_ops_vec): Add stmt_to_insert.
22872 (add_repeat_to_ops_vec): Init stmt_to_insert.
22873 (insert_stmt_before_use): New.
22874 (transform_add_to_multiply): Remove mult_stmt insertion and add it
22876 (get_ops): Init stmt_to_insert.
22877 (maybe_optimize_range_tests): Likewise.
22878 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
22879 (rewrite_expr_tree_parallel): Likewise.
22880 (reassociate_bb): Likewise.
22882 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
22885 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
22886 ISA 3.0 xxperm fusion alternative.
22887 (altivec_vperm_v8hiv16qi): Likewise.
22888 (altivec_vperm_<mode>_uns_internal): Likewise.
22889 (vperm_v8hiv4si): Likewise.
22890 (vperm_v16qiv8hi): Likewise.
22892 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
22893 Kelvin Nilsen <kelvin@gcc.gnu.org>
22895 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
22896 vpermr/xxpermr on ISA 3.0.
22897 (altivec_expand_vec_perm_le): Likewise.
22898 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
22899 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
22902 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
22904 * config/i386/i386.h (IS_STACK_MODE): Enable for
22905 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
22906 SSE_FLOAT_MODE_P macros.
22907 * config/i386/i386.c (ix86_preferred_reload_class): Use
22908 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
22909 Cleanup regclass processing for CONST_DOUBLE_P.
22910 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
22911 (ix86_rtx_costs): Remove redundant TARGET_80387 check
22912 with IS_STACK_MODE macro.
22913 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
22915 (*movdf_internal): Use IS_STACK_MODE macro.
22916 (*movsf_internal): Ditto.
22918 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
22920 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
22921 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
22923 2016-05-23 Jeff Law <law@redhat.com>
22925 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
22927 (fsm_find_control_statement_thread_paths): Call it.
22929 2016-05-23 Martin Jambor <mjambor@suse.cz>
22932 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
22933 from_global_constant if t is not NULL.
22935 2016-05-23 Marek Polacek <polacek@redhat.com>
22938 * common.opt (Wswitch-unreachable): New option.
22939 * doc/invoke.texi: Document -Wswitch-unreachable.
22940 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
22943 2016-05-23 Bin Cheng <bin.cheng@arm.com>
22945 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
22946 TMR_INDEX is non-NULL.
22948 2016-05-23 Richard Biener <rguenther@suse.de>
22950 PR tree-optimization/71230
22951 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
22952 (try_special_add_to_ops): ... here. Always test for single-use.
22954 2016-05-23 Martin Jambor <mjambor@suse.cz>
22956 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
22957 default block if a PHI node in the original one would be resized.
22959 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
22961 PR tree-optimization/58135
22962 * tree-vect-slp.c: When group size is not multiple
22963 of vector size, allow splitting of store group at
22966 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
22968 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
22970 2016-05-22 Jakub Jelinek <jakub@redhat.com>
22972 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
22973 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
22974 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
22977 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
22978 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
22979 v constraint instead of x and vinserti32x4 insn.
22981 * config/i386/sse.md (i128vldq): New mode iterator.
22982 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
22983 avx512dq and avx512vl alternatives.
22985 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
22986 constraint, use maybe_evex prefix instead of vex.
22987 (vec_dupv4sf): Use v constraint instead of x for output
22988 operand except for noavx alternative, use Yv constraint
22989 instead of x for input. Use maybe_evex prefix instead of vex.
22990 (*vec_dupv4si): Likewise.
22991 (*vec_dupv2di): Likewise.
22993 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
22995 PR middle-end/40921
22996 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
22997 (linearize_expr_tree): Call try_special_add_to_ops.
22998 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
23000 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23002 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
23003 to computed stack_usage.
23005 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
23008 * config/avr/avr.md (define_expand "mov<mode>"): If the source
23009 operand is subreg (symbol_ref) then move the symbol ref to register.
23011 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
23013 * tree.c (array_at_struct_end_p): Look through MEM_REF.
23015 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
23017 PR middle-end/71179
23018 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
23021 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
23023 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
23024 ranges by calling get_single_symbol and tidy up. Look more closely
23025 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
23027 2016-05-20 Jeff Law <law@redhat.com>
23029 * bitmap.c (bitmap_find_bit): Remove useless test.
23031 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
23033 * function.c (thread_prologue_and_epilogue_insns): Commit the
23034 insertion of the epilogue.
23036 2016-05-20 Martin Jambor <mjambor@suse.cz>
23038 PR tree-optimization/70884
23039 * tree-sra.c (initialize_constant_pool_replacements): Do not check
23040 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
23041 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
23042 of constant pool data as a reason for scalarization.
23044 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
23046 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
23047 for naked functions.
23048 (thumb1_expand_prologue): Likewise.
23050 2016-05-20 Nathan Sidwell <nathan@acm.org>
23052 * config/nvptx/nptx.c (nvptx_option_override): Only set
23053 flag_toplevel_reorder, if not explicitly specified. Set
23054 flag_no_common, unless explicitly specified.
23056 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23058 * calls.c (can_implement_as_sibling_call_p): Mark param
23059 reg_parm_stack_space with ATTRIBUTE_UNUSED.
23061 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
23063 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
23064 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
23065 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
23067 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
23068 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
23069 and CASE_CONST_ANY.
23071 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
23073 * config/nvptx/nvptx.md (sincossf3): New pattern.
23075 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23077 * calls.c (maybe_complain_about_tail_call): New function.
23078 (initialize_argument_information): Call
23079 maybe_complain_about_tail_call when clearing *may_tailcall.
23080 (can_implement_as_sibling_call_p): Call
23081 maybe_complain_about_tail_call when returning false.
23082 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
23083 ensure try_tail_call is set. Call maybe_complain_about_tail_call
23084 if tail-call optimization fails.
23085 * cfgexpand.c (expand_call_stmt): Initialize
23086 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
23087 * gimple-pretty-print.c (dump_gimple_call): Dump
23088 gimple_call_must_tail_p.
23089 * gimple.c (gimple_build_call_from_tree): Call
23090 gimple_call_set_must_tail with the value of
23091 CALL_EXPR_MUST_TAIL_CALL.
23092 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
23093 (gimple_call_set_must_tail): New function.
23094 (gimple_call_must_tail_p): New function.
23095 * print-tree.c (print_node): Update printing of TREE_STATIC
23096 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
23097 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
23098 trailing comment listing applicable flags.
23099 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
23101 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23103 * calls.c (expand_call): Move "Rest of purposes for tail call
23104 optimizations to fail" to...
23105 (can_implement_as_sibling_call_p): ...this new function, and
23106 split into multiple "if" statements.
23108 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23110 * cfgloop.h (expected_loop_iterations_unbounded,
23111 expected_loop_iterations): Unconstify.
23112 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
23113 profile with known upper bound; return 3 when profile is absent.
23114 (expected_loop_iterations): Update.
23116 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23118 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
23119 and get_max_loop_iterations_int.
23121 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23123 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
23124 realistic upper bounds here.
23126 2016-05-20 Jakub Jelinek <jakub@redhat.com>
23129 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
23130 calls if the LHS is variable length or has addressable type.
23131 If targets[0]->decl is a noreturn call with void return type and
23132 zero arguments, adjust fntype and remove lhs in that case.
23134 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
23136 PR tree-optimization/71079
23137 PR tree-optimization/71206
23138 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
23140 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
23142 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
23143 (get_vec_alignment_for_array_decl): Likewise.
23144 (get_vec_alignment_for_record_decl): Likewise.
23145 (increase_alignment::execute): Move code to find alignment to
23146 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
23147 (type_align_map): New hash_map.
23149 2016-05-20 Richard Guenther <rguenther@suse.de>
23151 PR tree-optimization/29756
23152 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
23153 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
23154 * fold-const.c (operand_equal_p): Likewise.
23155 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
23156 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
23157 * tree-inline.c (estimate_operator_cost): Likewise.
23158 * tree-pretty-print.c (dump_generic_node): Likewise.
23159 * tree-ssa-operands.c (get_expr_operands): Likewise.
23160 * cfgexpand.c (expand_debug_expr): Likewise.
23161 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
23162 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
23163 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
23164 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
23165 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
23166 (execute_update_addresses_taken): Do it.
23168 2016-05-20 Richard Biener <rguenther@suse.de>
23170 PR tree-optimization/71185
23171 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
23172 register operations.
23174 2016-05-20 Richard Biener <rguenther@suse.de>
23176 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
23177 gimple_seq_add_seq_without_update.
23178 (release_bb_predicate): Assert we have no operands to free.
23179 (if_convertible_loop_p_1): Calculate post dominators later.
23180 Do not free BB predicates here.
23181 (combine_blocks): Do not recompute BB predicates.
23182 (version_loop_for_if_conversion): Save BB predicates around
23185 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
23187 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
23188 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
23189 code. Ignore sibcalls on EDGE_IGNORE edges.
23190 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
23191 on edges for sibcalls that run without prologue. The rest of the
23192 function is combined from...
23193 (fix_fake_fallthrough_edge): ... this, and ...
23194 (try_shrink_wrapping): ... a part of this. Remove the bb_with
23195 function argument, make it a local variable.
23197 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
23199 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
23200 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
23201 for 32-bit mode and SEH for 64-bit.
23202 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
23203 TARGET_64BIT_DEFAULT.
23205 2016-05-19 Ryan Burn <contact@rnburn.com>
23207 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
23208 * gengtype.c (open_base_files): Add cilk.h to ifiles.
23210 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
23212 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
23213 force pending loads from memory.
23215 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
23217 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
23218 (UNSPEC_DARN_32): New unspec constant.
23219 (UNSPEC_DARN_RAW): New unspec constant.
23220 (darn_32): New instruction.
23221 (darn_raw): New instruction.
23222 (darn): New instruction.
23223 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
23224 support and documentation for this macro.
23225 (BU_P9_MISC_1): New macro definition.
23226 (BU_P9_64BIT_MISC_0): New macro definition.
23227 (BU_P9_MISC_0): New macro definition.
23228 (darn_32): New builtin definition.
23229 (darn_raw): New builtin definition.
23230 (darn): New builtin definition.
23231 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
23232 RS6000_BUILTIN_0 directives to surround each occurrence of
23233 #include "rs6000-builtin.def".
23234 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
23235 RS6000_BTM_64BIT flags to the returned mask, depending on
23237 (def_builtin): Correct an error in the assignments made to the
23238 debugging variable attr_string.
23239 (rs6000_expand_builtin): Add support for no-operand built-in
23241 (builtin_function_type): Remove fatal_error assertion that is no
23243 (rs6000_common_init_builtins): Add support for no-operand built-in
23245 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
23247 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
23249 (RS6000_BTM_64BIT): New macro definition.
23250 * doc/extend.texi: Document __builtin_darn (void),
23251 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
23254 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
23256 * tree-vect-loop.c (vect_analyze_loop_2): Use also
23257 max_loop_iterations_int.
23259 2016-05-19 Marek Polacek <polacek@redhat.com>
23261 PR tree-optimization/71031
23262 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
23263 condition and adjust the code a bit.
23265 2016-05-19 Martin Liska <mliska@suse.cz>
23267 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
23268 auto_vec instead of vec.
23270 2016-05-19 Martin Liska <mliska@suse.cz>
23272 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
23274 2016-05-19 Martin Liska <mliska@suse.cz>
23276 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
23278 2016-05-19 Martin Liska <mliska@suse.cz>
23280 * ipa-pure-const.c (set_function_state): Remove an existing
23282 (remove_node_data): Do not free it as it's released
23283 in set_function_state.
23285 2016-05-19 Martin Liska <mliska@suse.cz>
23287 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
23290 2016-05-19 Martin Liska <mliska@suse.cz>
23292 * omp-simd-clone.c (simd_clone_adjust): Release vector.
23294 2016-05-19 Martin Liska <mliska@suse.cz>
23296 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
23297 an auto_vec instead of re-creating it.
23299 2016-05-19 Martin Liska <mliska@suse.cz>
23301 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
23302 auto_vec instead of vec.
23304 2016-05-19 Martin Liska <mliska@suse.cz>
23306 * lto-section-in.c (lto_get_section_data): Call
23307 lto_check_version with additional argument.
23308 * lto-streamer.c (lto_check_version): Add new argument.
23309 * lto-streamer.h (lto_check_version): Likewise.
23311 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23313 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
23314 Don't add cost of inner memory when handling sign-extended loads.
23316 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
23318 PR rtl-optimization/71148
23319 * cse.c (cse_main): Free dominance info.
23320 (rest_of_handle_cse): Don't free dominance info.
23321 (rest_of_handle_cse2): Likewise.
23322 (rest_of_handle_cse_after_global_opts): Likewise.
23324 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23327 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
23328 NULL_TREE early if NEON is not available. Remove now redundant check
23329 in ARM_CHECK_BUILTIN_MODE.
23331 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
23334 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
23335 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
23336 * doc/cpp.texi: Document new macros.
23338 2016-05-19 Bin Cheng <bin.cheng@arm.com>
23340 PR tree-optimization/69848
23341 * tree-vect-loop.c (vectorizable_reduction): Don't factor
23342 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
23344 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
23346 * function.c (thread_prologue_and_epilogue_insn): Move the
23347 "goto epilogue_done" one block later.
23349 2016-05-19 Richard Biener <rguenther@suse.de>
23351 PR tree-optimization/70729
23352 * passes.def: Move LIM pass before PRE. Remove no longer
23353 required copyprop and move first DCE out of the loop pipeline.
23355 2016-05-18 David Malcolm <dmalcolm@redhat.com>
23358 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
23359 (OBJS-libcommon-target): ...here.
23360 * opts-common.c: Include spellcheck.h.
23361 (cmdline_handle_error): Build a vec of valid options and use it
23362 to suggest provide hints for misspelled arguments.
23364 2016-05-18 Jakub Jelinek <jakub@redhat.com>
23367 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
23368 lhs if it has TREE_ADDRESSABLE type.
23370 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
23373 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
23374 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
23376 2016-05-18 Martin Jambor <mjambor@suse.cz>
23379 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
23380 input for NOP_EXPR pass-through functions.
23381 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
23382 aggregate global constant VAR_DECLs in constant jump functions.
23384 2016-05-18 Martin Jambor <mjambor@suse.cz>
23387 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
23388 from TREE_READONLY parameters.
23390 2016-05-18 Martin Jambor <mjambor@suse.cz>
23393 * cgraph.h (cgraph_indirect_call_info): New field
23394 guaranteed_unmodified.
23395 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
23396 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
23398 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
23399 pass the parameter value to ipa_find_agg_cst_for_param.
23400 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
23401 guaranteed_unmodified, store AA results there instead of bailing out
23403 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
23404 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
23405 (find_constructor_constant_at_offset): New function.
23406 (ipa_find_agg_cst_from_init): Likewise.
23407 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
23408 static initializers of contants, report back through a new paameter
23409 from_global_constant if that was the case.
23410 (try_make_edge_direct_simple_call): Also pass parameter value to
23411 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
23413 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
23414 (ipa_read_indirect_edge_info): Likewise.
23415 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
23416 (ipa_load_from_parm_agg): Likewise.
23418 2016-05-18 Jiong Wang <jiong.wang@arm.com>
23420 PR rtl-optimization/71150
23421 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
23424 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
23427 * config/rs6000/constraints.md (wE constraint): New constraint
23428 for a vector constant that can be loaded with XXSPLTIB.
23429 (wM constraint): New constraint for a vector constant of a 1's.
23430 (wS constraint): New constraint for a vector constant that can be
23431 loaded with XXSPLTIB and a vector sign extend instruction.
23432 * config/rs6000/predicates.md (xxspltib_constant_split): New
23433 predicates for wE/wS constraints.
23434 (xxspltib_constant_nosplit): Likewise.
23435 (easy_vector_constant): Add support for constants that can be
23436 loaded via XXSPLTIB.
23437 (all_ones_constant): New predicate for vector constant with all
23439 (splat_input_operand): Add support for ISA 3.0 word splat operations.
23440 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
23441 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
23442 instruction and possibly with a sign extension.
23443 (output_vec_const_move): Add support for XXSPLTIB. If we are
23444 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
23445 instead of XXLXOR/XXLORC.
23446 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
23448 (rs6000_legitimize_reload_address): Likewise.
23449 (rs6000_output_move_128bit): Use output_vec_const_move to emit
23451 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
23452 combine VSX_M and VSX_M2 into one iterator.
23453 (VSX_M2): Likewise.
23454 (VSINT_84): New iterators for loading constants with XXSPLTIB.
23455 (VSINT_842): Likewise.
23456 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
23457 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
23458 XXSPLTIB instruction.
23459 (xxspltib_<mode>_nosplit): Likewise.
23460 (xxspltib_<mode>_split): New insn to load up constants with
23461 XXSPLTIB and a sign extend instruction.
23462 (vsx_mov<mode>): Replace single move that handled all vector types
23463 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
23464 moves (when -mvsx-timode is in effect) into the main vector
23465 moves. Eliminate separate moves for <VSr> <VSa>, where the
23466 preferred register class (<VSr>) is listed first, and the
23467 secondary register class (<VSa>) is listed second with a '?' to
23468 discourage use. Prefer loading 0/-1 in any VSX register for ISA
23469 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
23470 that if the register was involved in a slow operation, the
23471 clear/set operation does not wait for the slow operation to
23472 finish. Adjust the length attributes for 32-bit mode. Use
23473 rs6000_output_move_128bit and drop the use of the string
23474 instructions for 32-bit movti when -mvsx-timode is in effect. Use
23475 spacing so that the alternatives and attributes don't generate
23476 long lines, and put things in columns, so that it is easier to
23477 match up the operands and attributes with the insn alternatives.
23478 (vsx_mov<mode>_64bit): Likewise.
23479 (vsx_mov<mode>_32bit): Likewise.
23480 (vsx_movti_64bit): Fold movti into normal vector moves.
23481 (vsx_movti_32bit): Likewise.
23482 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
23483 splat instructions.
23484 (vsx_splat_v4si_internal): Likewise.
23485 (vsx_splat_v4sf_internal): Likewise.
23486 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
23487 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
23488 extend vector elements.
23489 (vsx_sign_extend_hi_<mode>): Likewise.
23490 (vsx_sign_extend_si_v2di): Likewise.
23491 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
23493 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
23494 constraints. Add trailing period to wL documentation.
23496 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
23498 PR middle-end/71020
23499 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
23500 * tree-dfa.c (replace_abnormal_ssa_names): New function.
23501 * tree-call-cdce.c: Include tree-dfa.h.
23502 (can_guard_call_p): New function, extracted from...
23503 (can_use_internal_fn): ...here.
23504 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
23506 (shrink_wrap_one_built_in_call): Likewise.
23507 (use_internal_fn): Likewise.
23508 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
23509 and return void. Call replace_abnormal_ssa_names.
23510 (pass_call_cdce::execute): Check can_guard_call_p during the
23511 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
23512 will always change something.
23514 2016-05-18 Martin Jambor <mjambor@suse.cz>
23517 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
23518 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
23520 2016-05-18 Martin Jambor <mjambor@suse.cz>
23523 * ipa-inline.h (condition): New field size.
23524 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
23525 for comaprison and store it into the new condition.
23526 (evaluate_conditions_for_known_args): Use condition size to check
23527 access sizes for all but CHANGED conditions.
23528 (unmodified_parm_1): New parameter size_p, store access size into it.
23529 (unmodified_parm): Likewise.
23530 (unmodified_parm_or_parm_agg_item): Likewise.
23531 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
23532 (set_cond_stmt_execution_predicate): Extract access sizes and store
23533 them to conditions.
23534 (set_switch_stmt_execution_predicate): Likewise.
23535 (will_be_nonconstant_expr_predicate): Likewise.
23536 (will_be_nonconstant_predicate): Likewise.
23537 (inline_read_section): Stream condition size.
23538 (inline_write_summary): Likewise.
23540 2016-05-18 Richard Biener <rguenther@suse.de>
23542 * tree-ssa-loop-im.c (determine_max_movement): Properly add
23543 condition cost to PHI cost instead of total_cost.
23545 2016-05-18 Martin Liska <mliska@suse.cz>
23548 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
23551 2016-05-18 Richard Biener <rguenther@suse.de>
23553 * lto-streamer.h (LTO_major_version): Bump to 6.
23555 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
23557 * function.c (make_split_prologue_seq, make_prologue_seq,
23558 make_epilogue_seq): New functions, factored out from...
23559 (thread_prologue_and_epilogue_insns): Here.
23561 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
23563 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
23564 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
23565 of before. Add a comment.
23567 2016-05-18 Bin Cheng <bin.cheng@arm.com>
23569 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
23570 expression pointer, not pointer to the pointer.
23572 2016-05-18 Jakub Jelinek <jakub@redhat.com>
23574 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
23575 (avx2_pbroadcast<mode>): Add another alternative with v instead
23576 of x constraints in it, using <pbroadcast_evex_isa> isa.
23577 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
23579 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
23580 constraint x instead of v in second alternative, add avx512bw
23583 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
23584 constraint x instead of v in second alternative, add avx512bw
23587 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
23588 constraint x instead of v in second alternative, add avx512bw
23591 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
23592 avx512bw alternative.
23594 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
23596 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
23597 array to 128 chars.
23598 (define_insn "*andnottf3"): Ditto.
23599 (define_insn "*<code><mode>3"/any_logic): Ditto.
23600 (define_insn "*<code>tf3"/any_logic): Ditto.
23601 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
23602 operand to block AVX-512VL insn variant emit when it is not enabled.
23604 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
23606 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
23607 constraint fot SF mode.
23609 2016-05-18 Petr Murzin <petr.murzin@intel.com>
23610 Kirill Yukhin <kirill.yukhin@intel.com>
23612 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
23614 (define_insn "rsqrt14<mode>"): Ditto.
23615 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
23616 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
23617 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
23618 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
23619 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
23621 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
23622 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
23623 * config/i386/i386.c (ix86_print_operand): Expand check for size
23624 override codes for Intel syntax.
23626 2016-05-18 Richard Biener <rguenther@suse.de>
23628 PR tree-optimization/71168
23629 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
23630 initialization earlier.
23632 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
23634 * config/aarch64/aarch64-simd.md
23635 (aarch64_reduc_plus_internal<mode>): Rename to...
23636 (reduc_plus_scal): ...This, and remove previous implementation.
23638 2016-05-18 Richard Biener <rguenther@suse.de>
23640 * passes.def: Put late dse and cd_dce in canonical order.
23642 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
23644 * ipa-inline-transform.c (preserve_function_body_p): Look for
23645 first non-thunk clone.
23646 (save_function_body): Save into first non-thunk.
23647 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
23649 (lto_output_node): Inline thunks don't need body in every
23651 * lto-streamer-in.c: Do not fixup thunk clones.
23652 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
23654 * tree-inline.c (copy_bb): Be prepared for target node to be new after
23657 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
23659 PR middle-end/63586
23660 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
23661 (reassociate_bb): Call transform_add_to_multiply.
23663 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
23665 * config/aarch64/aarch64.c (all_extensions): Removed unused
23668 2016-05-17 Nathan Sidwell <nathan@acm.org>
23670 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
23671 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
23673 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
23675 PR tree-optimization/54579
23676 PR middle-end/55299
23677 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
23679 2016-05-17 Marek Polacek <polacek@redhat.com>
23682 * tree-inline.c (expand_call_inline): Call
23683 maybe_remove_unused_call_args.
23685 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
23687 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
23688 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
23689 * doc/md.texi (fmin@var{m}3): Likewise.
23691 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23693 * match.pd (X & C): New transformation.
23695 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23697 * match.pd (~X & Y): New transformation.
23699 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23701 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
23702 information for new SSA_NAME.
23703 (simplify_conversion_using_ranges): Get range through get_range_info
23704 instead of get_value_range.
23706 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23708 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
23709 Remove inline assembly.
23710 (vmvn_s16): Likewise.
23711 (vmvn_s32): Likewise.
23712 (vmvn_u8): Likewise.
23713 (vmvn_u16): Likewise.
23714 (vmvn_u32): Likewise.
23715 (vmvnq_s8): Likewise.
23716 (vmvnq_s16): Likewise.
23717 (vmvnq_s32): Likewise.
23718 (vmvnq_u8): Likewise.
23719 (vmvnq_u16): Likewise.
23720 (vmvnq_u32): Likewise.
23721 (vmvn_p8): Likewise.
23722 (vmvnq_p16): Likewise.
23724 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23726 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
23728 (vmul_n_s16): Likewise.
23729 (vmul_n_s32): Likewise.
23730 (vmul_n_u16): Likewise.
23731 (vmul_n_u32): Likewise.
23732 (vmulq_n_f32): Likewise.
23733 (vmulq_n_f64): Likewise.
23734 (vmulq_n_s16): Likewise.
23735 (vmulq_n_s32): Likewise.
23736 (vmulq_n_u16): Likewise.
23737 (vmulq_n_u32): Likewise.
23739 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23741 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
23742 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
23744 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23746 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
23747 to *aarch64_fma4_elt_from_dup<mode>.
23748 (*aarch64_fnma4_elt_to_128df): Rename to
23749 *aarch64_fnma4_elt_from_dup<mode>.
23750 * config/aarch64/arm_neon.h (vfma_n_f64): New.
23751 (vfms_n_f32): Likewise.
23752 (vfms_n_f64): Likewise.
23753 (vfmsq_n_f32): Likewise.
23754 (vfmsq_n_f64): Likewise.
23756 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
23758 * wide-int.h: Change fixed_wide_int_storage from class to struct.
23760 2016-05-17 Richard Biener <rguenther@suse.de>
23762 PR tree-optimization/71132
23763 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
23764 Only add control dependences for blocks in the loop.
23765 (build_rdg): Adjust.
23766 (generate_code_for_partition): Return whether loop should
23767 be destroyed and delay that.
23768 (distribute_loop): Likewise.
23769 (pass_loop_distribution::execute): Record loops to be destroyed
23770 and perform delayed destroying of loops.
23772 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23775 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
23777 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23779 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
23781 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
23784 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
23785 insertion point for instructions generated by validize_mem.
23787 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23789 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
23792 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23794 * config/aarch64/aarch64.c
23795 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
23796 rather than a macro.
23798 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23800 * doc/invoke.texi (AArch64 Options): Various updates.
23802 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23804 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
23805 into instrumentation thunks.
23806 * cif-code.def (CIF_CHKP): New.
23808 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
23810 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
23812 2016-05-16 Martin Jambor <mjambor@suse.cz>
23814 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
23815 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
23817 2016-05-16 Marek Polacek <polacek@redhat.com>
23819 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
23822 2016-05-16 Martin Jambor <mjambor@suse.cz>
23825 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
23826 the outlined kernel function.
23828 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
23830 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
23831 (ISA_HAS_DLSA): Ditto.
23833 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
23835 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
23837 2016-05-16 Nathan Sidwell <nathan@acm.org>
23839 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
23840 (nvptx_name_replacement): Restore. Add comment.
23841 (write_fn_proto, write_fn_proto_from_insn,
23842 nvptx_output_call_insn): Restore
23843 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
23845 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23847 * config/aarch64/aarch64.md
23848 (add<mode>3_compareC_cconly_imm): Remove use of %w.
23849 (add<mode>3_compareC_imm): Likewise.
23850 (<optab>si3_uxtw): Split into register and immediate variants.
23851 (andsi3_compare0_uxtw): Likewise.
23852 (and<mode>3_compare0): Likewise.
23853 (and<mode>3nr_compare0): Likewise.
23854 (stack_protect_test_<mode>): Don't use %x for memory operands.
23856 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
23858 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
23860 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23862 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
23863 Split integer shifts into shift_reg and bfm.
23864 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
23865 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
23866 (ror<mode>3_insn): Likewise.
23867 (<optab>si3_insn_uxtw): Likewise.
23868 (<optab><mode>3_insn): Change to rotate_imm.
23869 (extr<mode>5_insn_alt): Likewise.
23870 (extrsi5_insn_uxtw): Likewise.
23871 (extrsi5_insn_uxtw_alt): Likewise.
23873 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
23875 * doc/tm.texi: Regenerate.
23876 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
23877 (TARGET_INVALID_RETURN_TYPE): Remove.
23878 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
23879 TARGET_INVALID_RETURN_TYPE.
23880 * target.def (invalid_parameter_type): Remove.
23881 (invalid_return_type): Remove.
23883 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23885 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
23886 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
23888 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
23890 (preserve_function_body_p): No need to preserve function body
23891 * cif-codes.def (CIF_THUNK): Remove.
23892 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
23894 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23896 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
23898 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23900 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
23903 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23905 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
23906 (inline_small_functions): Do not look for function symbol when
23909 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23911 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
23914 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
23915 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23916 Jiong Wang <jiong.wang@arm.com>
23918 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
23919 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
23920 Define __ARM_FP16_ARGS when appropriate.
23921 * config/arm/arm.c (arm_invalid_parameter_type): Remove
23923 (arm_invalid_return_type): Likewise.
23924 (TARGET_INVALID_PARAMETER_TYPE): Remove.
23925 (TARGET_INVALID_RETURN_TYPE): Remove.
23926 (aapcs_vfp_sub_candidate): Allow HFmode.
23927 (aapcs_vfp_allocate): Add comment. Support HFmode.
23928 (aapcs_vfp_allocate_return_reg): Likewise.
23929 (struct aapcs_cp_arg_layout): Slightly reword comments for
23930 is_return_candidate and allocate_return_reg.
23931 (output_mov_vfp): Update assert.
23932 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
23934 (arm_invalid_parameter_type): Remove.
23935 (amr_invalid_return_type): Remove.
23936 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
23937 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
23938 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
23940 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
23942 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
23943 * config/aarch64/arch64-protos.h
23944 (aarch64_legitimize_reload_address): Remove.
23945 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
23948 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
23950 * configure.ac: Add ACX_NONCANONICAL_HOST.
23951 * configure: Regenerate.
23952 * Makefile.in: Set host_noncanonical.
23954 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
23957 * config/i386/i386.md (*movtf_internal): Before register allocation,
23958 do not allow FP constants for CM_MEDIUM memory model, allow only
23959 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
23960 (*movxf_internal): Ditto.
23961 (*movdf_internal): Ditto.
23962 (*movsf_internal): Ditto.
23964 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
23966 PR rtl-optimization/67483
23967 * combine.c (make_compound_operation): Don't call extract_left_shift
23968 with negative shift amounts.
23970 2016-05-13 Jakub Jelinek <jakub@redhat.com>
23973 * fold-const.c (fold_checksum_tree): Allow modification
23974 of TYPE_ALIAS_SET during folding.
23976 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
23977 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
23978 (ix86_split_to_parts): Likewise. Fix up formatting.
23980 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
23982 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
23983 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
23986 2016-05-13 Nathan Sidwell <nathan@acm.org>
23988 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
23989 (nvptx_name_replacement): Delete.
23990 (write_fn_proto, write_fn_proto_from_insn,
23991 nvptx_output_call_insn): Remove nvptx_name_replacement call.
23992 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
23993 * langhooks.c (add_builtin_funcction_common): Call
23994 targetm.mangle_decl_assembler_name.
23996 * config/nvptx/nvptx.c (write_fn_proto): Handle
23997 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
23999 2016-05-13 Martin Liska <mliska@suse.cz>
24001 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
24002 and PRIu64 in printf format.
24004 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24006 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
24009 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24011 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
24012 Change --param max-completely-peeled-times to
24013 --param max-completely-peel-times in dump file printing.
24015 2016-05-13 Richard Biener <rguenther@suse.de>
24017 PR tree-optimization/42587
24018 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
24019 (find_bswap_or_nop_1): Likewise.
24020 (bswap_replace): Likewise.
24022 2016-05-13 Martin Liska <mliska@suse.cz>
24024 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
24025 Initialize a variable with default value.
24027 2016-05-13 Martin Liska <mliska@suse.cz>
24029 * doc/invoke.texi: Enhance explanation of error recovery
24032 2016-05-13 Martin Liska <mliska@suse.cz>
24034 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
24035 (struct cost_pair): Change inv_expr_id (int) to inv_expr
24036 (iv_inv_expr_ent *).
24037 (struct iv_inv_expr_ent): Comment struct fields.
24038 (sort_iv_inv_expr_ent): New function.
24039 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
24040 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
24041 a hash_map between iv_inv_expr_ent and number of usages.
24042 (niter_for_exit): Fix coding style.
24043 (tree_ssa_iv_optimize_init): Use renamed variable.
24044 (determine_base_object): Fix coding style.
24045 (alloc_iv): Likewise.
24046 (find_interesting_uses_outside): Likewise.
24047 (add_candidate_1): Likewise.
24048 (add_standard_iv_candidates): Likewise.
24049 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
24050 (prepare_decl_rtl): Fix coding style.
24051 (get_address_cost): Likewise.
24052 (get_shiftadd_cost): Likewise.
24053 (force_expr_to_var_cost): Likewise.
24054 (compare_aff_trees): Likewise.
24055 (get_expr_id): Restructure the function.
24056 (get_loop_invariant_expr_id): Renamed to
24057 get_loop_invariant_expr.
24058 (get_computation_cost_at): Replace usage of inv_expr_id with
24060 (get_computation_cost): Likewise.
24061 (determine_group_iv_cost_generic): Likewise.
24062 (determine_group_iv_cost_address): Likewise.
24063 (iv_period): Fix coding style.
24064 (iv_elimination_compare_lt): Likewise.
24065 (may_eliminate_iv): Likewise.
24066 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
24068 (determine_group_iv_costs): Dump invariant expressions.
24069 (iv_ca_recount_cost): Use the newly added hash_map.
24070 (iv_ca_set_remove_invariants): Fix coding style.
24071 (iv_ca_set_add_invariants): Fix coding style.
24072 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
24074 (iv_ca_set_cp): Likewise.
24075 (iv_ca_new): Initialize the newly added hash_map and remove
24076 initialization of fields.
24077 (iv_ca_free): Delete the hash_map.
24078 (iv_ca_dump): Dump invariant expressions.
24079 (iv_ca_extend): Fix coding style.
24080 (try_add_cand_for): Likewise.
24081 (create_new_ivs): Dump information about # of avg iterations and
24082 # of used invariant expressions.
24083 (rewrite_use_compare): Fix coding style.
24084 (free_loop_data): Set default value for max_inv_expr_id.
24086 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
24088 * cse.c (rest_of_handle_cse): Use cleanup_cfg
24089 returned value cse_cfg_altered computation.
24090 (rest_of_handle_cse2): Likewise.
24091 (rest_of_handle_cse_after_global_opts): Likewise.
24093 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24096 * config/arm/arm.c (arm32_output_mi_thunk): New.
24097 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
24098 to split Thumb1 vs TARGET_32BIT functionality.
24099 (arm_thumb1_mi_thunk): New.
24101 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24103 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
24106 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24109 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
24111 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
24113 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
24114 (expand_builtin_trap): Emit a regular call.
24115 (set_builtin_user_assembler_name): Remove obsolete cases.
24116 * dse.c (scan_insn): Adjust.
24117 * except.c: Include calls.h.
24118 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
24119 emit a regular call to setjmp.
24120 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
24121 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
24122 (emit_block_move_via_libcall): Delete.
24123 (block_move_fn): Delete.
24124 (init_block_move_fn): Likewise.
24125 (emit_block_move_libcall_fn): Likewise.
24126 (emit_block_op_via_libcall): New function.
24127 (set_storage_via_libcall): Tidy up and use memset builtin.
24128 (block_clear_fn): Delete.
24129 (init_block_clear_fn): Likewise.
24130 (clear_storage_libcall_fn): Likewise.
24131 (expand_assignment): Call emit_block_move_via_libcall.
24132 Do not include gt-expr.h.
24133 * expr.h (emit_block_op_via_libcall): Declare.
24134 (emit_block_copy_via_libcall): New inline function.
24135 (emit_block_move_via_libcall): Likewise.
24136 (emit_block_comp_via_libcall): Likewise.
24137 (block_clear_fn): Delete.
24138 (init_block_move_fn): Likewise.
24139 (init_block_clear_fn): Likewise.
24140 (emit_block_move_via_libcall): Likewise.
24141 (set_storage_via_libcall): Add default parameter value.
24142 * libfuncs.h (enum libfunc_index): Remove obsolete values.
24143 (abort_libfunc): Delete.
24144 (memcpy_libfunc): Likewise.
24145 (memmove_libfunc): Likewise.
24146 (memcmp_libfunc): Likewise.
24147 (memset_libfunc): Likewise.
24148 (setbits_libfunc): Likewise.
24149 (setjmp_libfunc): Likewise.
24150 (longjmp_libfunc): Likewise.
24151 (profile_function_entry_libfunc): Likewise.
24152 (profile_function_exit_libfunc): Likewise.
24153 (gcov_flush_libfunc): Likewise.
24154 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
24155 and DECL_VISIBILITY on the declaration.
24156 (init_optabs): Do not initialize obsolete libfuncs.
24157 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
24158 * tree-core.h (ECF_RET1): Define.
24159 (ECF_TM_PURE): Adjust.
24160 (ECF_TM_BUILTIN): Likewise.
24161 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
24162 (build_common_builtin_nodes): Initialize abort builtin.
24163 Add ECF_RET1 on memcpy, memmove and memset builtins.
24164 Pass final flags for alloca and alloca_with_align builtins.
24165 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
24167 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
24168 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
24169 set_storage_via_libcall and call emit_block_copy_via_libcall.
24171 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
24173 * config/i386/i386.md (*call_got_x32): Change operand 0 to
24174 DImode before it is passed to ix86_output_call_operand.
24175 (*call_value_got_x32): Ditto for operand 1.
24177 2016-05-12 Jiong Wang <jiong.wang@arm.com>
24179 PR rtl-optimization/70904
24180 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
24181 reload for wide mode.
24183 2016-05-12 Marek Polacek <polacek@redhat.com>
24186 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
24187 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
24188 * langhooks.h (incomplete_type_error): Likewise.
24189 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
24190 parameter, pass it down to incomplete_type_error.
24191 * tree.h (size_in_bytes): New inline overload.
24192 (size_in_bytes_loc): Renamed from size_in_bytes.
24194 2016-05-12 Richard Biener <rguenther@suse.de>
24196 PR tree-optimization/71059
24197 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
24198 nary before looking up or entering the expression into the VN
24200 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
24201 Make sure to re-use NARYs without result as inserted by
24204 2016-05-12 Richard Biener <rguenther@suse.de>
24206 PR tree-optimization/71062
24207 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
24209 * tree-ssa-structalias.c (set_uids_in_ptset): Set
24210 vars_contains_restrict if the var is a restrict tag.
24211 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
24212 do not disambiguate pointers against it.
24213 (dump_points_to_solution): Re-structure and adjust for new
24214 vars_contains_restrict flag.
24215 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
24217 2016-05-12 Martin Liska <mliska@suse.cz>
24219 * doc/invoke.texi: Explain connection between
24220 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
24222 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
24224 PR tree-optimization/71006
24225 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
24226 consider COND_EXPR as a mask producer.
24228 2016-05-12 Marek Polacek <polacek@redhat.com>
24231 * opts.c (common_handle_option): Detect missing argument for --help^.
24233 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24236 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
24237 when popping the PC and within an interrupt handler routine.
24238 Add missing tab to output of "ldmfd".
24239 (output_return_instruction): Output LDMFD with SP update rather
24240 than POP when returning from interrupt handler.
24242 2016-05-12 Jakub Jelinek <jakub@redhat.com>
24244 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
24245 TARGET_64BIT && TARGET_AVX512DQ.
24246 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
24247 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
24248 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
24249 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
24250 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
24251 (*vec_extractv4si_zext): Add avx512dq alternative.
24252 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
24253 use v instead of x constraint in other alternatives where possible.
24255 * config/i386/sse.md (sse2_loadld): Use v instead of x
24256 constraint in alternatives 0,1,4.
24258 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
24259 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
24260 v constraints instead of x and <pinsr_evex_isa> isa attribute.
24263 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
24264 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
24265 is not emitted unless TARGET_AVX512BW.
24266 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
24267 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
24268 for the result operand.
24270 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
24271 constraint instead of x in avx alternatives. Use maybe_evex instead
24274 * config/i386/constraints.md (Yv): New constraint.
24275 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
24276 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
24277 * config/i386/i386.md (avx512fvecmode): New mode attr.
24278 (*pushtf): Use v constraint instead of x.
24279 (*movtf_internal): Likewise. For TARGET_AVX512VL and
24280 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
24281 (*absneg<mode>2): Use Yv constraint instead of x constraint.
24282 (*absnegtf2_sse): Likewise.
24283 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
24284 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
24285 avx512f alternatives.
24286 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
24288 2016-05-12 Richard Biener <rguenther@suse.de>
24290 PR tree-optimization/71060
24291 * tree-data-ref.c (initialize_data_dependence_relation): Do not
24292 require exact match of DR_BASE_OBJECT but only matching address and
24295 2016-05-12 Richard Biener <rguenther@suse.de>
24297 PR tree-optimization/70986
24298 * cfganal.c: Include cfgloop.h.
24299 (dfs_find_deadend): Prefer to take edges exiting loops.
24301 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24303 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
24304 compile and run time.
24306 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
24309 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
24311 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
24313 * config/i386/i386.c (legitimize_pic_address): Use
24314 copy_to_suggested_reg instead of gen_movsi.
24316 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
24318 * config/rs6000/predicates.md (quad_memory_operand): Move most of
24319 the code into quad_address_p and call it to share code with
24320 vsx_quad_dform_memory_operand.
24321 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
24323 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
24324 bit instead of being a separate word. Split -mpower9-dform into
24325 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
24326 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
24327 for the register class supporting 128-bit quad word memory offsets.
24328 (mode_supports_vsx_dform_quad): Helper function to return if the
24329 register class uses quad word memory offsets.
24330 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
24331 (rs6000_debug_reg_global): Always print if we are using LRA or not.
24332 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
24333 instructions are enabled, set up the appropriate addr_masks for
24335 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
24336 -mpower9-dform-scalar, instead of -mpower9-dform.
24337 (rs6000_option_override_internal): Split -mpower9-dform into two
24338 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
24339 -mpower9-dform switch sets or clears both. If we are not using
24340 the LRA register allocator, do not enable -mpower9-dform-vector by
24341 default. If we are using LRA, enable -mpower9-dform-vector and
24342 -mvsx-timode if it is appropriate. Issue a warning if either
24343 -mpower9-dform-vector or -mvsx-timode are explicitly used without
24345 (quad_address_offset_p): New helper function to return if the
24346 offset is legal for quad word memory instructions.
24347 (quad_address_p): New function to determin if GPR or vector
24348 register quad word memory addresses are legal.
24349 (mem_operand_gpr): Validate quad word address offsets.
24350 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
24351 d-form (register + offset) instructions.
24352 (offsettable_ok_by_alignment): Likewise.
24353 (rs6000_legitimate_offset_address_p): Likewise.
24354 (legitimate_lo_sum_address_p): Likewise.
24355 (rs6000_legitimize_address): Likewise.
24356 (rs6000_legitimize_reload_address): Add more debug statements for
24358 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
24359 d-form instructions.
24360 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
24361 d-form instructions. Distinguish different cases in debug
24362 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
24363 d-form instructions.
24364 (rs6000_preferred_reload_class): Likewise.
24365 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
24366 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
24367 of the ISA 2.06 indexed memory instructions.
24368 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
24369 use them to save/restore the saved vector registers instead of
24370 using Altivec instructions.
24371 (rs6000_emit_epilogue): Likewise.
24372 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
24373 (rs6000_opt_masks): Split -mpower9-dform into
24374 -mpower9-dform-scalar and -mpower9-dform-vector.
24375 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
24377 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
24378 ISA 3.0 vector indexed memory instructions, and fold the code into
24379 the normal mov<mode> patterns.
24380 (p9_vecstore_<mode>): Likewise.
24381 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
24383 (vsx_movti_64bit): Likewise.
24384 (vsx_movti_32bit): Likewise.
24385 * config/rs6000/constraints.md (wO constraint): New constraint for
24386 ISA 3.0 vector d-form support.
24387 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
24388 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
24389 include -mpower9-dform-vector until we switch over to LRA.
24390 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
24391 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
24392 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
24393 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
24394 for -mpower9-dform and -mlra.
24395 * doc/md.texi (wO constraint): Document wO constraint.
24397 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
24399 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
24400 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
24401 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
24402 Move handling of non-insn arguments inline into the sole user:
24403 (output_trans_func): ...here.
24404 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
24405 in emitted function prototype.
24406 (output_internal_insn_latency_func): Ditto. Simplify.
24407 (output_internal_maximal_insn_latency_func): Ditto. Delete
24408 always-unused argument.
24409 (output_insn_latency_func): Ditto.
24410 (output_maximal_insn_latency_func): Ditto.
24412 2016-05-11 Richard Biener <rguenther@suse.de>
24414 PR tree-optimization/71055
24415 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
24416 sth with precision not equal to access size verify we don't chop
24419 2016-05-11 Richard Biener <rguenther@suse.de>
24422 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
24423 (dwarf2out_finish): Move retry_incomplete_types call ...
24424 (dwarf2out_early_finish): ... here.
24426 2016-05-11 Richard Biener <rguenther@suse.de>
24428 PR middle-end/71002
24429 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
24430 if the langhook insists on it.
24431 * fold-const.c (make_bit_field_ref): Add arg for the original
24432 reference and preserve its alias-set.
24433 (decode_field_reference): Take exp by reference and adjust it
24434 to the original memory reference.
24435 (optimize_bit_field_compare): Adjust callers.
24436 (fold_truth_andor_1): Likewise.
24437 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
24439 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
24441 PR middle-end/70807
24442 * cfgrtl.h (delete_insn_and_edges): Now return bool.
24443 * cfgrtl.c (delete_insn_and_edges): Likewise.
24444 * config/i386/i386.c (convert_scalars_to_vector): Remove
24446 * cse.c (cse_insn): Compute cse_cfg_altered.
24447 (delete_trivially_dead_insns): Likewise.
24448 (cse_cc_succs): Likewise.
24449 (rest_of_handle_cse): Free dominance info if required.
24450 (rest_of_handle_cse2): Likewise.
24451 (rest_of_handle_cse_after_global_opts): Likewise.
24453 2016-05-11 Alan Modra <amodra@gmail.com>
24455 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
24456 abi_v4_pass_in_fpr): New functions.
24457 (rs6000_function_arg_boundary): Exclude complex IBM long double
24458 from 64-bit alignment when ABI_V4.
24459 (rs6000_function_arg, rs6000_function_arg_advance_1,
24460 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
24462 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
24464 PR rtl-optimization/71028
24465 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
24466 jump with just a return in the fallthrough block if the branch
24467 block contains just a return as well.
24469 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
24471 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
24472 * match.pd ((X & Y) ^ Y): ... this.
24473 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
24474 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
24476 2016-05-10 David Malcolm <dmalcolm@redhat.com>
24478 * read-md.c (require_char_ws): New function.
24479 (read_string): Simplify using require_char_ws.
24480 (handle_constants): Likewise.
24481 (handle_enum): Likewise.
24482 (handle_file): Likewise.
24483 * read-md.h (require_char_ws): New declaration.
24484 * read-rtl.c (read_conditions): Simplify using require_char_ws.
24485 (read_mapping): Likewise.
24486 (read_rtx_code): Likewise.
24487 (read_nested_rtx): Likewise.
24489 2016-05-10 James Norris <jnorris@codesourcery.com>
24491 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
24492 if offloading is enabled and -fopenacc or -fopenmp is specified.
24493 (CRTOFFLOADEND): Likewise.
24494 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
24495 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
24497 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
24499 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
24500 gotoff_operand code paths. Use copy_to_suggested_regs and
24501 expand_simple_binop where appropriate. Cleanup.
24503 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24506 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
24508 (dimode_scalar_chain::vector_const_cost): New.
24509 (dimode_scalar_chain::compute_convert_gain): Handle constants.
24510 (dimode_scalar_chain::convert_op): Likewise.
24511 (dimode_scalar_chain::convert_insn): Likewise.
24513 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
24515 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
24516 unary operation, not a binary one.
24518 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24520 PR middle-end/70877
24521 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
24522 calls with type casted fndecl.
24524 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24526 PR tree-optimization/70786
24527 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
24528 * calls.c (initialize_argument_information): Bind bounds
24529 with corresponding args passed by reference.
24531 2016-05-10 Jakub Jelinek <jakub@redhat.com>
24534 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
24535 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
24536 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
24539 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24542 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
24543 code for a zero scale factor.
24544 (vsx_xvcvdpuxds_scale): Likewise.
24546 2016-05-10 David Malcolm <dmalcolm@redhat.com>
24548 * diagnostic-show-locus.c (layout::layout): Call show_ruler
24549 if show_ruler_p was set on the context.
24550 (layout::show_ruler): New method.
24551 * diagnostic.h (struct diagnostic_context): Add field
24554 2016-05-10 Richard Biener <rguenther@suse.de>
24556 PR tree-optimization/71039
24557 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
24558 (chk_uses): New function.
24559 (propagate_with_phi): Verify we can safely replicate the lhs of an
24560 aggregate assignment on all incoming edges.
24562 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
24564 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
24566 (rx_atomic_sequence): New class.
24567 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
24568 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
24570 (rx_atomic_sequence::rx_atomic_sequence,
24571 rx_atomic_sequence::~rx_atomic_sequence): New functions.
24572 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
24573 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
24574 CTRLREG_INTB): New constants.
24575 (FETCHOP): New code iterator.
24576 (fethcop_name, fetchop_name2): New iterator code attributes.
24577 (QIHI): New mode iterator.
24578 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
24579 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
24580 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
24582 2016-05-10 Martin Liska <mliska@suse.cz>
24584 * tree-inline.c (remap_dependence_clique): Do not remap
24585 debugging statements.
24587 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24589 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
24590 ("*fixuns_truncdfdi2_z13")
24591 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
24592 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
24593 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
24595 2016-05-10 Richard Biener <rguenther@suse.de>
24597 PR tree-optimization/70497
24598 PR tree-optimization/28367
24599 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
24601 (visit_reference_op_load): ... here.
24602 (vn_reference_lookup_3): Use it to handle subreg-like accesses
24603 with simplified BIT_FIELD_REFs.
24604 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
24605 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
24608 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
24610 * dwarf2out.c (add_abstract_origin_attribute): Adjust
24611 documentation comment. For BLOCK nodes, add a
24612 DW_AT_abstract_origin attribute that points to the DIE generated
24613 for the origin BLOCK.
24614 (gen_lexical_block_die): Call add_abstract_origin_attribute for
24615 blocks from inlined functions.
24617 2016-05-10 Alan Modra <amodra@gmail.com>
24620 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
24621 regrename modifying insns saving lr before __morestack call.
24622 * config/rs6000/rs6000.md (split_stack_return): Similarly for
24623 insns restoring lr after __morestack call.
24625 2016-05-09 Jakub Jelinek <jakub@redhat.com>
24627 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
24628 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
24630 * config/i386/sse.md (vec_interleave_high<mode>,
24631 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
24632 <avx512>_vpermt2var<mode>3_maskz): Likewise.
24634 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
24636 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
24637 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
24638 parallel reassociation for power8 and forward.
24640 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
24642 * config/i386/i386.md (absneg splitters with general regs): Use
24643 general_reg_operand predicate.
24644 (btsq peephole2): Use x86_64_immediate_operand to check if new
24645 value is suitable for immediate operand. Generate emitted insn
24646 using RTL expressions.
24647 (btcq peephole2): Ditto.
24648 (btrq peephole2): Ditto. Generate correct immediate operand
24651 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
24653 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
24656 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
24658 * tree-affine.c (wide_int_constant_multiple_p): Add missing
24659 pointer dereference.
24661 2016-05-09 Richard Biener <rguenther@suse.de>
24663 PR tree-optimization/70985
24664 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
24665 op0 isn't a gimple register.
24667 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
24669 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
24670 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
24671 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
24672 (i6400_fpu_mult): New cpu units.
24673 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
24674 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
24675 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
24676 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
24677 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
24678 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
24679 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
24680 (i6400_msa_long_float4, i6400_msa_long_float5)
24681 (i6400_msa_long_float8, i6400_msa_fdiv_df)
24682 (i6400_msa_fdiv_sf): New reservations.
24683 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
24684 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
24685 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
24686 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
24687 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
24688 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
24689 (msa_short_cmp, msa_short_float2, msa_short_logic3)
24690 (msa_short_store4, msa_long_load, msa_short_store)
24691 (msa_long_logic, msa_long_float2, msa_long_float4)
24692 (msa_long_float5, msa_long_float8, msa_long_mult)
24693 (msa_long_fdiv, msa_long_div): New reservations.
24695 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
24696 Sameera Deshpande <sameera.deshpande@imgtec.com>
24697 Matthew Fortune <matthew.fortune@imgtec.com>
24698 Graham Stott <graham.stott@imgtec.com>
24699 Chao-ying Fu <chao-ying.fu@imgtec.com>
24701 * config.gcc: Add MSA header file for mips*-*-* target.
24702 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
24703 (Ubv8i, Urv8): New constraints.
24704 * config/mips/mips-ftypes.def: Add function types for MSA
24706 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
24707 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
24708 * config/mips/mips-msa.md: New file.
24709 * config/mips/mips-protos.h
24710 (mips_split_128bit_const_insns): New prototype.
24711 (mips_msa_idiv_insns): Likewise.
24712 (mips_split_128bit_move): Likewise.
24713 (mips_split_128bit_move_p): Likewise.
24714 (mips_split_msa_copy_d): Likewise.
24715 (mips_split_msa_insert_d): Likewise.
24716 (mips_split_msa_fill_d): Likewise.
24717 (mips_expand_msa_branch): Likewise.
24718 (mips_const_vector_same_val_p): Likewise.
24719 (mips_const_vector_same_bytes_p): Likewise.
24720 (mips_const_vector_same_int_p): Likewise.
24721 (mips_const_vector_shuffle_set_p): Likewise.
24722 (mips_const_vector_bitimm_set_p): Likewise.
24723 (mips_const_vector_bitimm_clr_p): Likewise.
24724 (mips_msa_vec_parallel_const_half): Likewise.
24725 (mips_msa_output_division): Likewise.
24726 (mips_ldst_scaled_shift): Likewise.
24727 (mips_expand_vec_cond_expr): Likewise.
24728 * config/mips/mips.c (enum mips_builtin_type): Add
24729 MIPS_BUILTIN_MSA_TEST_BRANCH.
24730 (mips_gen_const_int_vector_shuffle): New prototype.
24731 (mips_const_vector_bitimm_set_p): New function.
24732 (mips_const_vector_bitimm_clr_p): Likewise.
24733 (mips_const_vector_same_val_p): Likewise.
24734 (mips_const_vector_same_bytes_p): Likewise.
24735 (mips_const_vector_same_int_p): Likewise.
24736 (mips_const_vector_shuffle_set_p): Likewise.
24737 (mips_symbol_insns): Forbid loading symbols via immediate for
24739 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
24741 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
24743 (mips_lx_address_p): Add support load indexed address for MSA.
24744 (mips_address_insns): Add calculation of instructions needed for
24745 stores and loads for MSA.
24746 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
24747 CONST_VECTOR for MSA and let it fall through.
24748 (mips_ldst_scaled_shift): New function.
24749 (mips_subword_at_byte): Likewise.
24750 (mips_msa_idiv_insns): Likewise.
24751 (mips_legitimize_move): Validate MSA moves.
24752 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
24753 calculation of costs for MSA division.
24754 (mips_split_move_p): Check if MSA moves need splitting.
24755 (mips_split_move): Split MSA moves if necessary.
24756 (mips_split_128bit_move_p): New function.
24757 (mips_split_128bit_move): Likewise.
24758 (mips_split_msa_copy_d): Likewise.
24759 (mips_split_msa_insert_d): Likewise.
24760 (mips_split_msa_fill_d): Likewise.
24761 (mips_output_move): Handle MSA moves.
24762 (mips_expand_msa_branch): New function.
24763 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
24764 Reinstate 'y' modifier.
24765 (mips_file_start): Add MSA .gnu_attribute.
24766 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
24768 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
24769 (mips_class_max_nregs): Add register size for MSA supported mode.
24770 (mips_cannot_change_mode_class): Allow conversion between MSA
24771 vector modes and TImode.
24772 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
24774 (mips_secondary_reload_class): Force MSA loads/stores via memory.
24775 (mips_preferred_simd_mode): Add preffered modes for MSA.
24776 (mips_vector_mode_supported_p): Add MSA supported modes.
24777 (mips_autovectorize_vector_sizes): New function.
24778 (mips_msa_output_division): Likewise.
24779 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
24780 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
24781 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
24782 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
24783 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
24784 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
24785 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
24786 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
24787 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
24788 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
24789 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
24790 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
24791 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
24792 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
24793 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
24794 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
24795 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
24796 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
24797 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
24798 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
24799 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
24800 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
24801 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
24802 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
24803 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
24804 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
24805 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
24806 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
24807 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
24808 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
24809 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
24810 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
24811 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
24812 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
24813 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
24814 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
24815 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
24816 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
24817 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
24818 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
24819 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
24820 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
24821 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
24822 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
24823 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
24824 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
24825 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
24826 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
24827 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
24828 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
24829 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
24830 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
24831 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
24832 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
24833 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
24834 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
24835 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
24836 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
24837 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
24838 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
24839 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
24840 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
24841 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
24842 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
24843 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
24844 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
24845 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
24846 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
24847 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
24848 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
24849 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
24850 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
24851 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
24852 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
24853 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
24854 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
24855 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
24856 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
24857 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
24858 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
24859 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
24860 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
24861 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
24862 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
24863 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
24864 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
24865 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
24866 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
24867 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
24868 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
24869 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
24870 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
24871 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
24872 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
24873 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
24874 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
24875 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
24876 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
24877 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
24878 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
24879 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
24880 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
24881 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
24882 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
24883 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
24884 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
24885 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
24886 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
24887 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
24888 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
24889 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
24890 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
24891 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
24892 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
24893 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
24894 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
24895 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
24896 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
24897 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
24898 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
24899 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
24900 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
24901 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
24902 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
24903 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
24904 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
24905 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
24906 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
24907 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
24908 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
24909 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
24910 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
24911 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
24912 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
24913 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
24914 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
24915 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
24916 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
24917 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
24918 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
24919 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
24920 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
24921 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
24922 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
24923 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
24924 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
24925 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
24926 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
24927 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
24928 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
24929 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
24931 (mips_get_builtin_decl_index): New array.
24932 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
24933 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
24934 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
24935 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
24936 (mips_init_builtins): Initialize mips_get_builtin_decl_index
24938 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
24940 (mips_expand_builtin_insn): Prepare operands for
24941 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
24942 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
24943 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
24944 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
24945 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
24946 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
24947 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
24948 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
24949 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
24950 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
24951 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
24952 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
24953 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
24954 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
24955 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
24956 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
24957 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
24958 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
24959 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
24960 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
24961 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
24962 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
24963 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
24964 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
24965 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
24966 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
24967 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
24968 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
24969 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
24970 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
24971 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
24972 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
24973 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
24974 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
24975 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
24976 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
24977 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
24978 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
24979 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
24980 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
24981 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
24982 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
24983 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
24984 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
24985 These are set implicitly and an error is reported if overridden.
24986 (mips_expand_builtin_msa_test_branch): New function.
24987 (mips_expand_msa_shuffle): Likewise.
24988 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
24989 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
24990 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
24991 (mips_expand_vec_unpack): Add support for MSA.
24992 (mips_expand_vector_init): Likewise.
24993 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
24994 instead of const0_rtx.
24995 (mips_msa_vec_parallel_const_half): New function.
24996 (mips_gen_const_int_vector): Likewise.
24997 (mips_gen_const_int_vector_shuffle): Likewise.
24998 (mips_expand_msa_cmp): Likewise.
24999 (mips_expand_vec_cond_expr): Likewise.
25000 * config/mips/mips.h
25001 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
25002 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
25004 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
25005 (ISA_HAS_MSA): New macro.
25006 (UNITS_PER_MSA_REG): Likewise.
25007 (BITS_PER_MSA_REG): Likewise.
25008 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
25009 (MSA_REG_FIRST): New macro.
25010 (MSA_REG_LAST): Likewise.
25011 (MSA_REG_NUM): Likewise.
25012 (MSA_REG_P): Likewise.
25013 (MSA_REG_RTX_P): Likewise.
25014 (MSA_SUPPORTED_MODE_P): Likewise.
25015 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
25016 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
25017 * config/mips/mips.md: Include mips-msa.md.
25018 (alu_type): Add simd_add.
25019 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
25020 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
25021 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
25022 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
25023 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
25024 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
25025 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
25026 simd_move, simd_load, simd_store. Choose "multi" for moves
25028 (qword_mode): New attribute.
25029 (insn_count): Add instruction count for quad moves.
25030 Increase the count for MIPS SIMD division.
25031 (UNITMODE): Add UNITMODEs for vector types.
25032 (addsub): New code iterator.
25033 * config/mips/mips.opt (mmsa): New option.
25034 * config/mips/msa.h: New file.
25035 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
25037 * config/mips/mti-linux.h: Likewise.
25038 * config/mips/predicates.md
25039 (const_msa_branch_operand): New constraint.
25040 (const_uimm3_operand): Likewise.
25041 (const_uimm4_operand): Likewise.
25042 (const_uimm5_operand): Likewise.
25043 (const_uimm8_operand): Likewise.
25044 (const_imm5_operand): Likewise.
25045 (aq10b_operand): Likewise.
25046 (aq10h_operand): Likewise.
25047 (aq10w_operand): Likewise.
25048 (aq10d_operand): Likewise.
25049 (const_m1_operand): Likewise.
25050 (reg_or_m1_operand): Likewise.
25051 (const_exp_2_operand): Likewise.
25052 (const_exp_4_operand): Likewise.
25053 (const_exp_8_operand): Likewise.
25054 (const_exp_16_operand): Likewise.
25055 (const_vector_same_val_operand): Likewise.
25056 (const_vector_same_simm5_operand): Likewise.
25057 (const_vector_same_uimm5_operand): Likewise.
25058 (const_vector_same_uimm6_operand): Likewise.
25059 (const_vector_same_uimm8_operand): Likewise.
25060 (par_const_vector_shf_set_operand): Likewise.
25061 (reg_or_vector_same_val_operand): Likewise.
25062 (reg_or_vector_same_simm5_operand): Likewise.
25063 (reg_or_vector_same_uimm6_operand): Likewise.
25064 * doc/extend.texi (MIPS SIMD Architecture Functions): New
25066 * doc/invoke.texi (-mmsa): Document new option.
25068 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25070 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
25071 * configure: Regenerate.
25072 * config.in: Regenerate.
25073 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
25074 on -fvtable-verify.
25075 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
25076 (ENDFILE_VTV_SPEC): Define.
25078 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
25080 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
25081 registers in all interrupt handlers if necessary.
25082 (rl78_option_override): Add warning.
25083 (MUST_SAVE_MDUC_REGISTERS): New macro.
25084 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
25085 * config/rl78/rl78.c (check_mduc_usage): New function.
25086 (mduc_regs): New structure to hold MDUC register data.
25087 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
25088 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
25089 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
25090 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
25091 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
25092 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
25094 2016-05-09 Bin Cheng <bin.cheng@arm.com>
25096 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
25097 (tree-ssa-loop-niter.h): Ditto.
25098 (idx_within_array_bound, ref_within_array_bound): New functions.
25099 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
25100 Factor out check on writable base object to ...
25101 (base_object_writable): ... here.
25103 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25105 * config/arm/arm.md (probe_stack): Add modes to set source
25108 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
25110 * regrename.c (base_reg_class_for_rename): New static function.
25111 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
25113 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
25115 * cgraph.c (thunk_adjust): Export.
25116 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
25117 * cgraphunit.c (thunk_adjust): Export.
25118 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
25120 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
25122 * tree-inline.c (expand_call_inline): Expand thunks inline.
25124 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
25127 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
25128 (*sse2_vd_cvtss2sd): Ditto.
25129 * config/i386/i386.md
25130 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
25131 Generate *sse2_vd_cvtsd2ss pattern.
25132 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
25133 Generate *sse2_vd_cvtss2sd pattern.
25135 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
25137 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
25138 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
25141 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
25143 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
25144 * config/sh/sh.c: Define and declare variables on first use throughout
25146 (current_function_interrupt): Change to bool type.
25147 (frame_insn): Rename to emit_frame_insn and update users.
25148 (push_regs): Use bool for 'interrupt_handler' argument.
25149 (save_schedule_s): Remove.
25150 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
25151 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
25152 targetm.asm_out.unaligned_op.di.
25153 (gen_far_branch): Remove redundant forward declaration.
25154 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
25155 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
25156 (sh_set_return_address, sh_function_ok_for_sibcall,
25157 scavenge_reg): Update comments.
25158 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
25159 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
25160 (sh_attr_renesas_p): Remove unnecessary parentheses.
25161 (branch_dest): Simplify.
25162 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
25163 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
25164 (CUMULATIVE_ARGS): Change macro to typedef.
25165 (current_function_interrupt): Change to bool type.
25166 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
25167 Surround with __cplusplus ifdef.
25168 (sh_compare_op0, sh_compare_op1): Remove.
25169 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
25171 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
25173 * config/arm/arm.md (arch): Add neon.
25174 (arch_enabled): Return yes for arch neon when TARGET_NEON.
25175 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
25176 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
25177 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
25178 attributes for alt renumbering. Mark alt 3 as non-predicable.
25179 (thumb2_movdf_vfp): Likewise.
25181 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
25183 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
25184 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
25185 (*andqi_1): Add preferred_for_speed attribute to disparage
25186 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
25187 (*<code>qi_1): Ditto.
25188 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
25189 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
25190 (*ashlqi3_1): Ditto.
25191 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
25192 Add preferred_for_size attribute to disparage alternative 0 and
25193 preferred_for_speed attribute to disparage alternative 1 for
25194 TARGET_PARTIAL_REG_STALL targets.
25196 2016-05-07 Tom de Vries <tom@codesourcery.com>
25198 PR tree-optimization/70956
25199 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
25202 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
25204 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
25205 * config/sh/sh.c (sh_cbranch_distance): Implement it.
25206 * config/sh/sh.md (branch_zero): Remove define_attr.
25207 (define_delay): Disable delay slot if branch distance is one insn.
25209 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25211 * config/i386/i386.md (LEAMODE): New mode attribute.
25212 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
25213 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
25214 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
25215 operand 2 predicate.
25216 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
25217 (*lea<mode>_general_3): Ditto.
25218 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
25220 2016-05-06 Jakub Jelinek <jakub@redhat.com>
25222 * genmddump.c (main): Convert argv from char ** to const char **.
25224 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25226 * coretypes.h (OVERRIDE): New macro.
25227 (FINAL): New macro.
25229 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
25231 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
25232 allow coalescing if the types are compatible.
25234 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25236 * pass_manager.h (pass_manager::register_pass_name): New method.
25237 (pass_manager::get_pass_by_name): New method.
25238 (pass_manager::create_pass_tab): New method.
25239 (pass_manager::m_name_to_pass_map): New field.
25240 * passes.c (name_to_pass_map): Delete global in favor of field
25241 "m_name_to_pass_map" of pass_manager.
25242 (register_pass_name): Rename from a function to...
25243 (pass_manager::register_pass_name): ...this method, updating
25244 for renaming of global "name_to_pass_map" to field
25245 "m_name_to_pass_map".
25246 (create_pass_tab): Rename from a function to...
25247 (pass_manager::create_pass_tab): ...this method, updating
25248 for renaming of global "name_to_pass_map" to field.
25249 (get_pass_by_name): Rename from a function to...
25250 (pass_manager::get_pass_by_name): ...this method.
25251 (enable_disable_pass): Convert use of get_pass_by_name to
25252 a method call, locating the pass_manager singleton.
25254 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25256 * genattr-common.c (main): Convert argv from char ** to const char **.
25257 * genattr.c (main): Likewise.
25258 * genattrtab.c (main): Likewise.
25259 * genautomata.c (initiate_automaton_gen): Likewise.
25261 * gencodes.c (main): Likewise.
25262 * genconditions.c (main): Likewise.
25263 * genconfig.c (main): Likewise.
25264 * genconstants.c (main): Likewise.
25265 * genemit.c (main): Likewise.
25266 * genenums.c (main): Likewise.
25267 * genextract.c (main): Likewise.
25268 * genflags.c (main): Likewise.
25269 * genmddeps.c (main): Likewise.
25270 * genopinit.c (main): Likewise.
25271 * genoutput.c (main): Likewise.
25272 * genpeep.c (main): Likewise.
25273 * genpreds.c (main): Likewise.
25274 * genrecog.c (main): Likewise.
25275 * gensupport.c (init_rtx_reader_args_cb): Likewise.
25276 (init_rtx_reader_args): Likewise.
25277 * gensupport.h (init_rtx_reader_args_cb): Likewise.
25278 (init_rtx_reader_args): Likewise.
25279 * gentarget-def.c (main): Likewise.
25280 * read-md.c (read_md_files): Likewise.
25281 * read-md.h (read_md_files): Likewise.
25283 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25285 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
25286 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
25287 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
25288 Remove unused predicate.
25289 (register_and_not_fp_reg_operand): Ditto.
25291 2016-05-06 Martin Liska <mliska@suse.cz>
25293 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
25294 instead of vec as the vector is local to the function.
25296 2016-05-06 Jakub Jelinek <jakub@redhat.com>
25298 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
25299 avx512bw alternative.
25301 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
25302 before the ashr<mode>3 pattern.
25304 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
25305 v instead of x in vex or maybe_vex alternatives, use
25306 maybe_evex instead of vex in prefix.
25308 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
25309 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
25310 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
25311 in vex or maybe_vex alternatives, use maybe_evex instead of vex
25314 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
25315 v instead of x in vex or maybe_vex alternatives, use
25316 maybe_evex instead of vex in prefix.
25318 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
25319 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
25320 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
25321 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
25322 alternatives, use maybe_evex instead of vex in prefix.
25324 * config/i386/sse.md (vec_interleave_lowv4sf,
25325 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
25326 v instead of x in vex or maybe_vex alternatives, use
25327 maybe_evex instead of vex in prefix.
25329 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
25330 v instead of x in vex or maybe_vex alternatives, use
25331 maybe_evex instead of vex in prefix.
25333 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
25334 v constraint instead of x.
25336 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
25338 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
25339 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
25342 2016-05-06 Richard Biener <rguenther@suse.de>
25344 PR tree-optimization/70948
25345 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
25346 Properly clobber all fields of va_list for __builtin_va_start.
25348 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
25351 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
25352 loop latch destination.
25354 2016-05-06 Martin Liska <mliska@suse.cz>
25356 * tree-ssa-uninit.c: Apply manual changes
25357 to the GNU coding style.
25358 (prune_uninit_phi_opnds): Rename from
25359 prune_uninit_phi_opnds_in_unrealizable_paths.
25361 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25363 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
25364 mspace): Remove deprecated options.
25365 * doc/invoke.texi (SH options): Remove -mspace.
25367 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25369 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
25371 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25373 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
25374 corresponding combine split pattern.
25376 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25379 * config/sh/predicates.md (long_displacement_mem_operand): New.
25380 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
25381 Add movi20, movi20s alternatives. Adjust length attribute for
25383 (movsi_ie): Allow for any FPU. Adjust length attribute for
25385 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
25386 attribute for alternatives.
25387 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
25388 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
25389 length attribute for alternatives.
25391 2016-05-06 Richard Biener <rguenther@suse.de>
25393 PR tree-optimization/70960
25394 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
25396 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25399 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
25400 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
25402 2016-05-06 Marek Polacek <polacek@redhat.com>
25405 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
25407 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25410 * config/sh/sh.md (*rotcr): Add another variant.
25412 2016-05-06 Richard Biener <rguenther@suse.de>
25414 PR middle-end/70931
25415 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
25417 2016-05-06 Richard Biener <rguenther@suse.de>
25419 PR middle-end/70941
25420 * fold-const.c (split_tree): Always convert to the original type
25423 2016-05-06 Richard Biener <rguenther@suse.de>
25425 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
25426 (fwprop_addr): Likewise.
25428 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25431 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
25433 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
25434 * config/i386/i386.md (push mem splitter): Use find_constant_src in
25435 the splitter condition.
25436 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
25437 the splitter condition.
25438 (FP float_extend load splitter): Ditto.
25440 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
25442 * config/i386/i386.md (peehole2 patterns): Change true_regnum
25443 to REGNO in all peephole2 patterns.
25444 (post-reload splitters): Change true_regnum to REGNO in
25445 post-reload splitters.
25446 (zero_extend splitters): Use general_reg_operand and
25447 nonimmediate_gr_operand predicates.
25449 2016-05-05 Jakub Jelinek <jakub@redhat.com>
25451 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
25452 v constraint instead of x.
25454 2016-05-05 Alan Modra <amodra@gmail.com>
25457 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
25458 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
25459 TARGET_NO_FP_IN_TOC for -mrelocatable.
25460 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
25461 TARGET_RELOCATABLE test.
25462 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25463 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25464 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
25465 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25466 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25467 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
25468 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25469 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25470 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
25471 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
25473 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
25474 (rs6000_stack_info): Likewise.
25475 (rs6000_elf_asm_out_constructor): Likewise.
25476 (rs6000_elf_asm_out_destructor): Likewise.
25477 (rs6000_elf_declare_function_name): Likewise.
25478 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
25479 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
25482 2016-05-05 Alan Modra <amodra@gmail.com>
25484 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
25486 2016-05-05 Alan Modra <amodra@gmail.com>
25488 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
25489 out-of-line gpr restore for one or two regs if that would add
25492 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
25495 * config/i386/i386.md
25496 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
25497 Change to post-epilogue_completed late splitter. Use sse_reg_operand
25498 as operand 0 predicate.
25499 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
25501 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
25502 Ditto. Emit the pattern using RTX.
25504 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
25505 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
25506 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
25507 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
25509 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
25510 sse_reg_operand as operand 0 predicate.
25512 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
25513 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
25514 instead of gen_rtx_REG.
25515 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
25518 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25520 * function.c (emit_use_return_register_into_block): Delete.
25521 (gen_return_pattern): Delete.
25522 (emit_return_into_block): Delete.
25523 (active_insn_between): Delete.
25524 (convert_jumps_to_returns): Delete.
25525 (emit_return_for_exit): Delete.
25526 (thread_prologue_and_epilogue_insns): Delete all code dealing with
25527 simple_return for shrink-wrapped blocks.
25528 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
25529 end of blocks that need one.
25530 (get_unconverted_simple_return): Delete.
25531 (convert_to_simple_return): Delete.
25532 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
25533 (convert_to_simple_return): Ditto.
25535 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25537 * cfgcleanup.c (bb_is_just_return): New function.
25538 (try_optimize_cfg): Simplify jumps to return, branches to return,
25539 and branches around return.
25541 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25543 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
25544 branch to a return.
25546 2016-05-04 Jakub Jelinek <jakub@redhat.com>
25550 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
25551 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
25552 assert flags & OEP_HASH_CHECK, instead of asserting it
25553 never happens. Handle TARGET_EXPR.
25554 * fold-const.c (operand_equal_p): For hash verification,
25555 or in OEP_HASH_CHECK into flags.
25557 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
25559 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
25561 (compute_samebase_partition_bases): Fix typo.
25563 2016-05-04 Jakub Jelinek <jakub@redhat.com>
25565 * config/i386/sse.md (vec_interleave_highv8sf,
25566 vec_interleave_lowv8sf, vec_interleave_highv4df,
25567 vec_interleave_lowv4df): Remove constraints from expanders.
25569 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
25571 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
25573 * tree-inline.c (expand_call_inline): Fix path dealing with
25574 making lhs of call statement undefined.
25576 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
25578 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
25579 Check availability on NODE, too.
25580 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
25581 (cgraph_node::call_for_symbol_and_aliases): Likewise.
25582 (varpool_node::call_for_symbol_and_aliase): Likewise.
25583 * ipa-pure-const.c (add_new_function): Analyze all bodies.
25584 (propagate_pure_const): Propagate across interposable functions, too.
25585 (skip_function_for_local_pure_const): Do not skip interposable bodies
25587 (pass_local_pure_const::execute): Update.
25589 2016-05-04 Marek Polacek <polacek@redhat.com>
25591 * doc/invoke.texi: Document -Wdangling-else.
25593 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
25595 * config.gcc: Error out when conflicting multilib is detected. Do not
25596 loop over multilibs since no combination is legal.
25598 2016-05-04 Alan Modra <amodra@gmail.com>
25600 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
25601 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
25602 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
25605 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
25607 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
25608 Clean up p5600 comments.
25610 2016-05-04 Richard Biener <rguenther@suse.de>
25612 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
25613 constructor simplifications.
25614 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
25616 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
25618 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
25619 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
25620 result.set_rtx is null instead of aborting.
25621 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
25623 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
25624 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
25625 *mov<mode>_store_postinc): New patterns.
25627 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
25629 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
25630 as commutative. Check both conversions are NOP.
25631 ((A & B) OP (C & B)): Remove.
25633 2016-05-04 Alan Modra <amodra@gmail.com>
25635 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
25637 2016-05-04 Alan Modra <amodra@gmail.com>
25640 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
25641 when cr2,3,4 are all fixed regs.
25643 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
25645 PR rtl-optimization/57193
25646 * opts.c (default_options_table): Revert OPT_frename_registers change.
25647 * doc/invoke.texi (-frename-registers, -O2): Likewise.
25649 2016-05-03 Martin Sebor <msebor@redhat.com>
25652 * builtins.c (fold_builtin_FILE): New function.
25653 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
25654 (fold_builtin_0): Call them.
25655 * gimplify.c (gimplify_call_expr): Remove the handling of
25656 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
25659 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
25660 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
25664 * doc/extend.texi (Function Names as Strings): Update __func__,
25665 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
25668 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25669 Richard Biener <rguenther@suse.de>
25671 PR tree-optimization/70916
25672 * tree-if-conv.c: Include cfganal.h.
25673 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
25674 and remove_fake_exit_edges around the optimization pass.
25676 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
25678 * cgraph.c (symbol_table::create_edge): Set inline_failed.
25679 (cgraph_edge::make_direct): Likewise.
25680 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
25681 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
25682 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
25683 (CIF_THUNK): New code.
25684 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
25685 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
25686 (compute_inline_parameters): Set inline_failed for thunks.
25687 (inline_analyze_function): Cleanup.
25688 * ipa-inline.c (can_inline_edge_p): Do not deal with
25689 call_stmt_cannot_inline_p.
25690 (can_early_inline_edge_p): Likewise.
25691 (early_inliner): Initialize inline_failed.
25692 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
25694 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
25696 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
25697 from nonimm_ssenomem_operand.
25698 (nonimm_ssenomem_operand): New predicate.
25699 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
25700 as operand 0 predicate.
25701 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
25702 Disable unsupported alternatives using "enabled" attribute.
25703 Use register_ssemem_operand as operand 0 predicate.
25704 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
25706 2016-05-03 Marek Polacek <polacek@redhat.com>
25709 * input.c (expansion_point_location): New function.
25710 * input.h (expansion_point_location): Declare.
25712 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
25714 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
25715 occurence with frame_offset_ ones.
25717 2016-05-03 Alan Modra <amodra@gmail.com>
25719 PR rtl-optimization/70890
25720 * ira.c (combine_and_move_insns): When moving def_insn, remove
25721 equivs on use_insn.
25723 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
25725 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
25726 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
25727 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
25728 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
25730 2016-05-03 Alan Modra <amodra@gmail.com>
25732 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
25733 for SAVE_MULTIPLE/STORE_MULTIPLE.
25735 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25737 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
25738 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
25740 2016-05-03 Richard Biener <rguenther@suse.de>
25742 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
25744 (gimplify_arg): Likewise.
25745 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
25746 re-writing the result to a decl if required.
25747 (internal_get_tmp_var): Add allow_ssa parameter
25748 and override into_ssa with it.
25749 (get_formal_tmp_var): Adjust.
25750 (get_initialized_tmp_var): Add allow_ssa parameter.
25751 (gimplify_arg): Add allow_ssa parameter and avoid generating
25752 SSA names for the result false.
25753 (gimplify_call_expr): If the call may return twice do not
25754 gimplify parameters into SSA.
25755 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
25756 (gimplify_modify_expr): Adjust assert. For noreturn calls
25757 with a SSA name LHS adjust its def.
25758 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
25759 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
25760 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
25761 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
25762 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
25763 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
25764 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
25765 (optimize_target_teams): Do not allow SSA names for clause operands.
25766 (gimplify_expr): Likewise for where we mark the result addressable.
25767 * passes.def (pass_init_datastructures): Remove.
25768 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
25769 (rewrite_stmt): Likewise.
25770 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
25771 (replace_locals_op): Replace SSA names.
25772 (copy_gimple_seq_and_replace_locals): Init src_cfun.
25773 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
25774 * cgraph.c (release_function_body): Free CFG annotations only
25775 when we have a CFG. Simplify.
25776 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
25777 force_gimple_operand instead of get_initialized_tmp_var.
25778 * tree-pass.h (make_pass_init_datastructures): Remove.
25779 * tree-ssa.c (execute_init_datastructures): Remove.
25780 (pass_data_init_datastructures): Likewise.
25781 (class pass_init_datastructures): Likewise.
25782 (make_pass_init_datastructures): Likewise.
25783 * omp-low.c (create_omp_child_function): Init SSA data structures.
25784 (grid_expand_target_grid_body): Likewise.
25785 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
25786 name before adding it to names_to_release.
25787 (remove_bb): Always release SSA defs.
25788 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
25789 before dereferencing it.
25790 * cgraphunit.c (init_lowered_empty_function): Always
25791 int SSA data structures.
25792 * tree-ssanames.c (release_defs): Remove assert that we are in
25794 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
25796 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25797 Uros Bizjak <ubizjak@gmail.com>
25799 PR rtl-optimization/70467
25800 * config/i386/predicates.md (x86_64_hilo_int_operand,
25801 x86_64_hilo_general_operand): New predicates.
25802 * config/i386/constraints.md (Wd): New constraint.
25803 * config/i386/i386.md (mode attr di): Use Wd instead of e.
25804 (general_hilo_operand): New mode attr.
25805 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
25806 instead of <general_operand>.
25807 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
25808 x86_64_hilo_general_operand instead of <general_operand>.
25810 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25812 PR tree-optimization/70916
25813 * tree-if-conv.c (constant_or_ssa_name): Removed.
25814 (fold_build_cond_expr): Use is_gimple_val instead of
25815 constant_or_ssa_name.
25817 PR tree-optimization/70916
25818 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
25819 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
25822 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
25823 (optimize_atomic_bit_test_and): New function.
25824 (pass_fold_builtins::execute): Use it.
25825 * optabs.def (atomic_bit_test_and_set_optab,
25826 atomic_bit_test_and_complement_optab,
25827 atomic_bit_test_and_reset_optab): New optabs.
25828 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
25829 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
25830 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
25831 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
25832 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
25833 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
25834 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
25835 * doc/md.texi (atomic_bit_test_and_set@var{mode},
25836 atomic_bit_test_and_complement@var{mode},
25837 atomic_bit_test_and_reset@var{mode}): Document.
25838 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
25839 atomic_bit_test_and_complement<mode>,
25840 atomic_bit_test_and_reset<mode>): New expanders.
25841 (atomic_bit_test_and_set<mode>_1,
25842 atomic_bit_test_and_complement<mode>_1,
25843 atomic_bit_test_and_reset<mode>_1): New insns.
25845 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
25847 PR rtl-optimization/70687
25848 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
25849 instead of unsigned HOST_WIDE_INT.
25851 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
25853 PR rtl-optimization/44281
25854 * hard-reg-set.h (struct target_hard_regs): New field
25855 x_fixed_nonglobal_reg_set.
25856 (fixed_nonglobal_reg_set): New macro.
25857 * reginfo.c (init_reg_sets_1): Initialize it.
25858 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
25860 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
25862 2016-05-03 Bin Cheng <bin.cheng@arm.com>
25864 PR tree-optimization/56541
25865 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
25866 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
25867 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
25868 (any_complicated_phi): new static variable.
25869 (aggressive_if_conv): delete.
25870 (if_convertible_phi_p): support phis with more than two arguments.
25871 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
25872 critical pred edges.
25873 (ifcvt_split_critical_edges): support phis with more than two
25874 arguments by checking new parameter. only split critical edges
25876 (tree_if_conversion): handle simd pragma marked loop using new
25877 local variable aggressive_if_conv. check any_complicated_phi.
25879 2016-05-03 Bin Cheng <bin.cheng@arm.com>
25881 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
25884 2016-05-03 Bin Cheng <bin.cheng@arm.com>
25886 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
25889 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
25891 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
25892 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
25893 define_insn_and_split.
25894 (mulsi3_i): New define_insn_and_split.
25895 (mulsi3_call): Convert to define_insn.
25896 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
25897 Remove constraints.
25899 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
25901 * machmode.h (mode_complex): Add support to give the complex mode
25903 (GET_MODE_COMPLEX_MODE): Likewise.
25904 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
25905 stored by build_complex_type and gfc_build_complex_type instead of
25906 trying to figure out the appropriate mode based on the size. Raise
25907 an assertion error, if the type was not set.
25908 * genmodes.c (struct mode_data): Add field for the complex type of
25910 (blank_mode): Likewise.
25911 (make_complex_modes): Remember the complex mode created in the
25913 (emit_mode_complex): Write out the mode_complex array to map a
25914 type mode to the complex version.
25915 (emit_insn_modes_c): Likewise.
25916 * tree.c (build_complex_type): Set the complex type to use before
25917 calling layout_type.
25918 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
25919 support for __float128 complex datatypes.
25920 (rs6000_hard_regno_mode_ok): Likewise.
25921 (rs6000_setup_reg_addr_masks): Likewise.
25922 (rs6000_complex_function_value): Likewise.
25923 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
25924 __float128 and __ibm128 complex.
25925 (FLOAT128_IBM_P): Likewise.
25926 (ALTIVEC_ARG_MAX_RETURN): Likewise.
25927 * doc/extend.texi (Additional Floating Types): Document that
25928 -mfloat128 must be used to enable __float128. Document complex
25929 __float128 and __ibm128 support.
25931 2016-05-02 Jakub Jelinek <jakub@redhat.com>
25934 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
25935 char/short arguments promoted to int because of promote_prototypes.
25937 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
25939 * config/i386/predicates.md (register_ssemem_operand): New predicate.
25940 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
25941 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
25942 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
25943 alternatives using "enabled" attribute. Use register_ssemem_operand
25944 as operand 1 predicate.
25945 (*cmpi<unord>xf_i387): Split XFmode pattern from
25946 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
25947 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
25948 *absneg<mode>2_i387. Disable unsupported alternatives using
25949 "enabled" attribute.
25950 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
25952 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
25954 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
25956 (oacc_loop_process): Check mask for loop termination.
25958 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
25960 * cif-code.def (CIF_THUNK): Add.
25961 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
25964 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
25966 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
25967 (dump_inline_summary): Dump it.
25968 (fp_expression_p): New predicate.
25969 (estimate_function_body_sizes): Use it.
25970 (inline_merge_summary): Merge fp_expressions.
25971 (inline_read_section): Read fp_expressions.
25972 (inline_write_summary): Write fp_expressions.
25973 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
25974 codegen boundary if either caller or callee is !fp_expressions.
25975 * ipa-inline.h (inline_summary): Add fp_expressions.
25976 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
25977 to fp_expressions be sure the fp generation flags are updated.
25979 2016-05-02 Jakub Jelinek <jakub@redhat.com>
25981 PR rtl-optimization/70467
25982 * cse.c (cse_insn): Handle no-op MEM moves after folding.
25984 PR rtl-optimization/70467
25985 * ipa-pure-const.c (check_call): Handle internal calls even in
25986 ipa mode like in local mode.
25988 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
25990 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
25992 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
25994 * match.pd (X u< X, X u> X): New transformations.
25996 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
25998 * flag-types.h (enum warn_strict_overflow_code): Move ...
25999 * coretypes.h: ... here.
26000 * fold-const.h (fold_overflow_warning): Declare.
26001 * fold-const.c (fold_overflow_warning): Make non-static.
26002 (fold_comparison): Move the transformation of X +- C1 CMP C2
26003 into X CMP C2 -+ C1 ...
26004 * match.pd: ... here.
26005 * gimple-fold.c (fold_stmt_1): Protect with
26006 fold_defer_overflow_warnings.
26008 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
26010 * omp-low.c (struct oacc_loop): Add 'inner' field.
26011 (new_oacc_loop_raw): Initialize it to zero.
26012 (oacc_loop_fixed_partitions): Initialize it.
26013 (oacc_loop_auto_partitions): Partition outermost loop to outermost
26014 available partitioning.
26016 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26018 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
26020 (umulsidi3): Likewise.
26021 (indirect_jump): Fix jump instruction assembly patterns.
26023 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
26026 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
26027 (nvptx_function_value): Assert non-NULL cfun.
26029 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
26031 PR rtl-optimization/70886
26032 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
26034 * cselib.h (rtx_equal_for_cselib_1): Declare.
26035 (rtx_equal_for_cselib_p: New inline function.
26036 * cselib.c (rtx_equal_for_cselib_p): Delete.
26037 (rtx_equal_for_cselib_1): Make public.
26039 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
26041 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
26042 (register_mixssei387nonimm_operand): Remove predicate.
26043 * config/i386/i386.md (*fop_<mode>_comm): Merge from
26044 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
26045 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
26046 for TARGET_MIX_SSE_I387 alternatives.
26047 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
26048 Disable unsupported alternatives using "enabled" attribute. Use
26049 nonimm_ssenomem_operand as operand 1 predicate. Also check
26050 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
26052 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26054 * tree.c (cst_and_fits_in_hwi): Simplify.
26056 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26058 * tree.h (wi::to_wide): New function.
26059 * expr.c (expand_expr_real_1): Use wi::to_wide.
26060 * fold-const.c (int_const_binop_1): Likewise.
26061 (extract_muldiv_1): Likewise.
26063 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26065 * wide-int.h: Update offset_int and widest_int documentation.
26066 (WI_SIGNED_SHIFT_RESULT): New macro.
26067 (wi::binary_shift): Define signed_shift_result_type for
26068 shifts on offset_int- and widest_int-like types.
26069 (generic_wide_int): Support <<= and >>= if << and >> are supported.
26070 * tree.h (int_bit_position): Use shift operators instead of wi::
26072 * alias.c (adjust_offset_for_component_ref): Likewise.
26073 * expr.c (get_inner_reference): Likewise.
26074 * fold-const.c (fold_comparison): Likewise.
26075 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
26076 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
26077 * tree-dfa.c (get_ref_base_and_extent): Likewise.
26078 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
26079 (stmt_kills_ref_p): Likewise.
26080 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
26081 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
26082 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26083 (ao_ref_init_from_vn_reference): Likewise.
26085 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26087 * wide-int.h: Update offset_int and widest_int documentation.
26088 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
26089 (wi::binary_traits): Allow ordered comparisons between offset_int and
26090 offset_int, between widest_int and widest_int, and between either
26091 of these types and basic C types.
26092 (operator <, <=, >, >=): Define for the same combinations.
26093 * tree.h (tree_int_cst_lt): Use comparison operators instead
26094 of wi:: comparisons.
26095 (tree_int_cst_le): Likewise.
26096 * gimple-fold.c (fold_array_ctor_reference): Likewise.
26097 (fold_nonarray_ctor_reference): Likewise.
26098 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
26099 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
26100 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
26101 * tree-sra.c (completely_scalarize): Likewise.
26102 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
26103 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
26104 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
26105 (check_for_binary_op_overflow): Likewise.
26106 (search_for_addr_array): Likewise.
26107 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
26109 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26111 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
26112 (arc_save_restore): Likewise.
26113 (arc_dwarf_register_span): Likewise.
26114 (arc_output_pic_addr_const): Initialize suffix variable.
26116 2016-05-02 Martin Liska <mliska@suse.cz>
26118 * symbol-summary.h (function_summary::function_summary):
26119 Remove checking assert for all cgraph nodes.
26120 (function_summary::get): Check summary_uid.
26121 (symtab_insertion): Check summary_uid.
26123 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26125 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
26126 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
26127 bmaskn instruction.
26128 (arc_dwarf_register_span): Remove enum keyword.
26129 (compact_memory_operand_p): New function.
26130 * config/arc/arc.h (reg_class): Add code density register classes.
26131 (REG_CLASS_NAMES): Likewise.
26132 (REG_CLASS_CONTENTS): Likewise.
26133 * config/arc/arc.md (*movqi_insn): Add code density instructions.
26134 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
26135 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
26136 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
26137 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
26139 (h, Rcd, Rsd, Rzd): New register constraints.
26140 (T): Use compact_memory_operand_p function.
26141 * config/arc/predicates.md (compact_load_memory_operand): Remove.
26143 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
26145 * config/sh/sh.md (*negnegt, *movtt): Remove.
26147 2016-05-02 Marek Polacek <polacek@redhat.com>
26148 Tom de Vries <tom@codesourcery.com>
26150 PR tree-optimization/70700
26151 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
26152 bigger than FIRST_REF_NODE.
26154 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
26157 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
26159 (prepare_cbranch_operands): Don't use scratch register. Assume that
26160 function is used when pseudos can be created.
26161 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
26162 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
26163 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
26164 define_expand. Allow it only when pseudos can be created.
26165 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
26167 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
26169 * config/i386/constraints.md (BC): Only allow -1 operands.
26170 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
26171 Add "enabled" attribute. Update XI mode attribute calculation.
26172 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
26173 (*movoi_internal_avx): Update XI mode attribute calculation.
26174 (*movti_internal): Ditto.
26176 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26178 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
26179 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
26181 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
26183 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
26184 statement on instruction code. Remove trailing spaces.
26185 (altivec_expand_stv_builtin): Likewise.
26187 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26189 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
26190 (TARGET_FPU_DOUBLE): Simplify.
26191 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
26192 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
26193 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
26194 with 'TARGET_FPU_DOUBLE'.
26195 * config/sh/sh.md: Likewise.
26197 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
26199 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
26200 SH_DIV_STR_FOR_SIZE): Remove.
26201 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
26202 SH_DIV_STR_FOR_SIZE): Remove.
26204 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26206 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
26207 logical_reg_operand): Delete.
26208 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
26209 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
26210 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
26211 match_operand and match_test.
26212 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
26213 variables on their first use. Return bool values.
26214 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
26215 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
26216 arith_reg_operand for input operand. Remove empty constraints.
26218 (*xorsi3_compact): Rename to xorsi3.
26219 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
26220 (*zero_extend<mode>si2_disp_mem): Update comment.
26223 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
26225 * config/sh/t-sh: Remove SH5 support.
26226 * config.gcc: Likewise.
26227 * configure: Likewise.
26229 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26231 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
26233 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
26235 * config/sh/sh.c (register_sh_passes, sh_option_override,
26236 sh_print_operand, prepare_move_operands,
26237 sh_can_follow_jump): Remove TARGET_SH1 checks.
26238 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
26239 PROMOTE_MODE): Likewise.
26240 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
26243 2016-04-30 Alan Modra <amodra@gmail.com>
26245 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
26246 restoring when fixed_reg_p, but allow out-of-line or stmw save.
26247 Check for user regs later to avoid unnecessary looping over regs.
26248 Merge user reg check with non-saved reg check. Don't force
26249 inline VR restore when static chain used.
26250 (rs6000_frame_related): Omit eh_frame info for user regs when
26252 (fixed_regs_p): Delete.
26254 2016-04-30 Alan Modra <amodra@gmail.com>
26256 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
26257 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
26260 2016-04-30 Alan Modra <amodra@gmail.com>
26263 * config/rs6000/rs6000.c (fixed_reg_p): New function.
26264 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
26267 2016-04-30 Alan Modra <amodra@gmail.com>
26269 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
26270 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
26271 flag_pic test for Darwin.
26273 2016-04-30 Alan Modra <amodra@gmail.com>
26275 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
26276 throw_calls_crossed.
26277 (REG_FREQ_CALLS_CROSSED): Delete.
26278 (REG_N_THROWING_CALLS_CROSSED): Delete.
26279 * regstat.c (regstat_bb_compute_ri): Don't calculate
26280 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
26281 (dump_reg_info): Don't print call cross frequency.
26282 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
26283 and REG_N_THROWING_CALLS_CROSSED.
26285 2016-04-30 Alan Modra <amodra@gmail.com>
26287 * regs.h (struct reg_info_t): Delete live_length.
26288 (REG_LIVE_LENGTH): Delete macro.
26289 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
26290 local_live, local_processed and local_live_last_luid params.
26291 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
26293 (regstat_compute_ri): Adjust for above. Don't set
26295 (dump_reg_info): Don't print live length.
26296 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
26297 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
26298 Localize loop_depth var.
26300 2016-04-30 Alan Modra <amodra@gmail.com>
26302 * ira.c (enum valid_equiv): New.
26303 (validate_equiv_mem): Return enum.
26304 (update_equiv_mem): Create replacement in more cases.
26305 (add_store_equivs): Update validate_equiv_mem call.
26307 2016-04-30 Alan Modra <amodra@gmail.com>
26309 * ira.c (combine_and_move_insns): Rather than scanning insns,
26310 use DF infrastucture to find use and def insns.
26312 2016-04-30 Alan Modra <amodra@gmail.com>
26314 ira.c (combine_and_move_insns): Move invariant conditions..
26315 (ira.c): ..to here. Call combine_and_move_insns before
26316 add_store_equivs. Call grow_reg_equivs later. Allocate
26317 req_equiv later using max_reg_num() rather than global max_regno.
26318 (contains_replace_regs): Delete.
26319 (add_store_equivs): Remove contains_replace_regs test.
26321 2016-04-30 Alan Modra <amodra@gmail.com>
26323 * ira.c (struct equiv_mem_data): New.
26324 (equiv_mem, equiv_mem_modified): Delete static vars.
26325 (validate_equiv_mem_from_store): Use "data" param to communicate..
26326 (validate_equiv_mem): ..from here.
26328 2016-04-30 Alan Modra <amodra@gmail.com>
26330 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
26332 (update_reg_equivs): ..here. Move allocation and freeing of
26333 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
26334 end_alias_analysis to..
26337 2016-04-30 Alan Modra <amodra@gmail.com>
26339 * ira.c (pdx_subregs): Delete.
26340 (struct equivalence): Add pdx_subregs field.
26341 (set_paradoxical_subreg): Remove pdx_subregs param. Update
26342 pdx_subregs access.
26343 (update_equiv_regs): Don't create or free pdx_subregs. Update
26344 pdx_subregs access.
26346 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26348 * config/rs6000/altivec.h: Change definitions of vec_xl and
26350 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
26351 (LD_ELEMREV_V2DI): New.
26352 (LD_ELEMREV_V4SF): New.
26353 (LD_ELEMREV_V4SI): New.
26354 (LD_ELEMREV_V8HI): New.
26355 (LD_ELEMREV_V16QI): New.
26356 (ST_ELEMREV_V2DF): New.
26357 (ST_ELEMREV_V2DI): New.
26358 (ST_ELEMREV_V4SF): New.
26359 (ST_ELEMREV_V4SI): New.
26360 (ST_ELEMREV_V8HI): New.
26361 (ST_ELEMREV_V16QI): New.
26364 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
26365 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
26366 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
26367 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
26368 (altivec_expand_builtin): Add handling for
26369 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
26370 (rs6000_invalid_builtin): Add error-checking for
26371 RS6000_BTM_P9_VECTOR.
26372 (altivec_init_builtins): Define builtins used to implement vec_xl
26374 (rs6000_builtin_mask_names): Define power9-vector.
26375 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
26376 (RS6000_BTM_P9_VECTOR): Define.
26377 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
26378 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
26379 (vsx_ld_elemrev_v2df): Likewise.
26380 (vsx_ld_elemrev_v4sf): Likewise.
26381 (vsx_ld_elemrev_v4si): Likewise.
26382 (vsx_ld_elemrev_v8hi): Likewise.
26383 (vsx_ld_elemrev_v16qi): Likewise.
26384 (vsx_st_elemrev_v2df): Likewise.
26385 (vsx_st_elemrev_v2di): Likewise.
26386 (vsx_st_elemrev_v4sf): Likewise.
26387 (vsx_st_elemrev_v4si): Likewise.
26388 (vsx_st_elemrev_v8hi): Likewise.
26389 (vsx_st_elemrev_v16qi): Likewise.
26390 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
26393 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
26395 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
26397 (simplify_control_stmt_condition_1): ... here. Recurse into
26398 BIT_AND_EXPRs and BIT_IOR_EXPRs.
26400 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
26403 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
26404 (zero_extendqi<mode>2_dot): Revert earlier conversion from
26405 define_insn_and_split to define_insn.
26406 (zero_extendqi<mode>2_dot2): Same.
26407 (extendqi<mode>2_dot): Same.
26408 (extendqi<mode>2_dot2): Same.
26410 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26412 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
26413 (probe_stack): New expander.
26414 (probe_stack_<mode>): New insn pattern.
26416 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26418 * config/i386/i386.md
26419 (operations with memory inputs setting flags peephole2):
26420 Remove uneeded REG_P checks. Cleanup pattern generation.
26422 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
26424 * tree-vect-loop.c (vect_transform_loop): Fix
26425 nb_iterations_upper_bound computation for vectorized loop.
26427 2016-04-29 Marek Polacek <polacek@redhat.com>
26428 Jakub Jelinek <jakub@redhat.com>
26431 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
26432 TARGET_EXPR_SLOT as a base.
26434 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
26436 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
26437 with 'rCm2' constraints to limit possible immediate size.
26438 (*load_zeroextendqisi_update): Likewise.
26439 (*load_signextendqisi_update): Likewise.
26440 (*loadhi_update): Likewise.
26441 (*load_zeroextendhisi_update): Likewise.
26442 (*load_signextendhisi_update): Likewise.
26443 (*loadsi_update): Likewise.
26444 (*loadsf_update): Likewise.
26446 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26448 * config/i386/predicates.md (constm1_operand): Fix comparison.
26450 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
26452 * testsuite/gcc.target/arc/ieee_eq.c: New test.
26454 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
26456 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
26457 remaining SH5 related settings.
26458 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
26459 shmedia_prepare_call_address): Delete.
26460 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
26461 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
26462 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
26463 UNSUPPORTED_SH2A): Remove m5 checks.
26464 (sh_divide_strategy_e): Remove SH5 division strategies.
26465 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
26466 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
26468 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
26470 * config/s390/s390.c (s390_rtx_costs): Update documentation.
26472 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26474 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
26475 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
26476 Change lder to ldr.
26477 * config/s390/vector.md ("mov<mode>"): Likewise.
26479 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
26481 * config/s390/constraints.md ("U", "W"): Invoke
26482 s390_mem_constraint with "ZR" and "ZT".
26483 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
26484 addresses when using LRA. Accept also short displacements for S
26485 and T constraints. Do not check for long displacement target for
26486 S and T constraints.
26487 (s390_mem_constraint): Remove handling of U and W constraints.
26488 * config/s390/s390.md (various patterns): Remove the short
26489 displacement constraints (Q and R) if a long displacement
26490 constraint is present. Add longdisp as required CPU capability.
26491 * config/s390/vector.md: Likewise.
26492 * config/s390/vx-builtins.md: Likewise.
26494 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
26497 * reload1.c (reload): Call finish_spills before
26498 restarting reload loop. Skip select_reload_regs
26499 if update_eliminables_and_spill returns true.
26501 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
26503 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
26504 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
26505 (umulhisi3_imm): Update predicates and constraint letters.
26506 (umulhisi3_reg): Declare instruction as commutative.
26507 * config/arc/constraints.md (J12, J16): New constraints.
26508 * config/arc/predicates.md (short_unsigned_const_operand): New
26510 (arc_short_operand): Likewise.
26511 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
26513 2016-04-29 Richard Biener <rguenther@suse.de>
26515 PR tree-optimization/13962
26516 PR tree-optimization/65686
26517 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
26518 * tree-ssa-alias.c (ptrs_compare_unequal): New function
26519 using PTA to compare pointers.
26520 * match.pd: Add pattern for pointer equality compare simplification
26521 using ptrs_compare_unequal.
26523 2016-04-29 Richard Biener <rguenther@suse.de>
26525 * stor-layout.c (layout_type): Do not build a pointer-to-element
26528 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26530 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
26531 Use SWI mode iterator. Use general_reg_operand predicate.
26532 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
26533 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
26536 2016-04-29 Jakub Jelinek <jakub@redhat.com>
26538 PR middle-end/70843
26539 * fold-const.c (operand_equal_p): Don't verify hash value equality
26541 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
26544 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26547 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
26548 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
26549 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
26550 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
26551 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
26553 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26555 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
26556 to info. Don't initialize separate fields to 0. Clean up
26559 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26561 * config/i386/i386.md (peephole2s for operations with memory inputs):
26562 Use SWI mode iterator.
26563 (peephole2s for operations with memory outputs): Ditto.
26564 Do not check for stack checking probe.
26566 (probe_stack): Remove expander.
26568 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26569 Andrew Burgess <andrew.burgess@embecosm.com>
26571 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
26572 operands as 32-bits.
26574 2016-04-28 Jason Merrill <jason@redhat.com>
26576 * gdbinit.in: Skip line-map.h.
26578 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26579 Andrew Burgess <andrew.burgess@embecosm.com>
26581 * config/arc/arc.c (arc_conditional_register_usage): Take
26582 TARGET_RRQ_CLASS into account.
26583 (arc_print_operand): Support printing 'p' and 's' operands.
26584 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
26586 (TARGET_RRQ_CLASS): Define.
26587 (IS_POWEROF2_OR_0_P): Define.
26588 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
26590 (*tst_movb): New define_insn.
26591 (*tst): Avoid recognition if it could prevent '*tst_movb'
26592 combination; replace c/CnL with c/Chs alternative.
26593 (*tst_bitfield_tst): New define_insn.
26594 (*tst_bitfield_asr): New define_insn.
26595 (*tst_bitfield): New define_insn.
26596 (andsi3_i): Add Rrq variant.
26597 (extzv): New define_expand.
26598 (insv): New define_expand.
26599 (*insv_i): New define_insn.
26600 (*movb): New define_insn.
26601 (*movb_signed): New define_insn.
26602 (*movb_high): New define_insn.
26603 (*movb_high_signed): New define_insn.
26604 (*movb_high_signed + 1): New define_split pattern.
26605 (*mrgb): New define_insn.
26606 (*mrgb + 1): New define_peephole2 pattern.
26607 (*mrgb + 2): New define_peephole2 pattern.
26608 * config/arc/arc.opt (mbitops): New option for nps400, uses
26609 TARGET_NPS_BITOPS_DEFAULT.
26610 * config/arc/constraints.md (q): Make register class conditional.
26611 (Rrq): New register constraint.
26612 (Chs): New constraint.
26613 (Clo): New constraint.
26614 (Chi): New constraint.
26615 (Cbf): New constraint.
26616 (Cbn): New constraint.
26617 (C18): New constraint.
26618 (Cbi): New constraint.
26620 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26622 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
26624 (bitmap_intersection_of_preds): Ditto.
26625 (bitmap_union_of_succs): Ditto.
26626 (bitmap_union_of_preds): Ditto.
26627 * sbitmap.c (do_popcount): Delete.
26628 (BITMAP_DEBUGGING): Delete.
26629 (sbitmap_verify_popcount): Delete.
26630 (sbitmap_alloc): Don't initialize the popcount field.
26631 (sbitmap_alloc_with_popcount): Delete.
26632 (sbitmap_resize): Don't resize the popcount array.
26633 (sbitmap_vector_alloc): Don't initialize the popcount field.
26634 (bitmap_copy): Don't copy the popcount array.
26635 (bitmap_clear): Don't clear the popcount array.
26636 (bitmap_clear): Delete the popcount array handling.
26637 (bitmap_ior_and_compl): Delete the popcount assert.
26638 (bitmap_not): Ditto.
26639 (bitmap_and_compl): Ditto.
26640 (bitmap_and): Delete the popcount array handling.
26641 (bitmap_xor): Ditto.
26642 (bitmap_ior): Ditto.
26643 (bitmap_or_and): Delete the popcount assert.
26644 (bitmap_and_or): Ditto.
26645 (popcount_table): Delete.
26646 (sbitmap_elt_popcount): Delete.
26647 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
26648 (bitmap_set_bit): Delete the popcount assert.
26649 (bitmap_clear_bit): Ditto.
26650 (sbitmap_free): Don't free the popcount array.
26651 (sbitmap_alloc_with_popcount): Delete declaration.
26652 (sbitmap_popcount): Ditto.
26654 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26655 Andrew Burgess <andrew.burgess@embecosm.com>
26657 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
26658 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
26659 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
26660 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
26661 * config/arc/arc.opt (mcmem): New option.
26662 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
26663 supply length for r/m alternative.
26664 (*extendqisi2_ac): Likewise.
26665 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
26667 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
26668 (movhi_insn): Likewise.
26669 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
26670 (*zero_extendqihi2_i): Add r/Ucm alternative.
26671 (*zero_extendqisi2_ac): Likewise.
26672 (*zero_extendhisi2_i): Likewise.
26673 * config/arc/constraints.md (Uex): New memory constraint.
26674 (Ucm): New define_constraint.
26675 * config/arc/predicates.md (long_immediate_loadstore_operand):
26676 Return 0 for MEM with cmem_address address.
26677 (cmem_address_0): New predicates.
26678 (cmem_address_1): Likewise.
26679 (cmem_address_2): Likewise.
26680 (cmem_address): Likewise.
26682 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26684 * config/rs6000/rs6000.c (machine_function): Rename
26685 insn_chain_scanned_p to spe_insn_chain_scanned_p.
26686 (rs6000_stack_info): Adjust.
26688 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26689 Andrew Burgess <andrew.burgess@embecosm.com>
26691 * config/arc/constraints.md (Usd): Convert to define_constraint.
26695 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26698 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
26699 Add new peephole2 where the first insn is *mov<mode>_or instead of
26700 *mov<mode>_internal.
26702 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
26704 * tracer.c (bb_seen): Make static.
26706 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
26708 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
26709 support, setup defaults.
26710 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
26711 * config/arc/arc.c (arc_init): Add NPS400 support.
26712 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
26713 (TARGET_ARC700): NPS400 is also an ARC700.
26714 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
26716 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26719 * config/nds32/nds32.md (casesi): Don't access the operands array
26722 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26724 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
26725 (or $-1,reg peephole2): Ditto.
26726 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
26728 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
26730 * doc/extend.texi (Common Function Attributes) [optimize]:
26731 Discourage use of the optimize attribute.
26733 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
26735 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
26736 special case builtin.
26737 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
26738 ALTIVEC_BUILTIN_VEC_ADDE.
26739 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
26740 support for ALTIVEC_BUILTIN_VEC_ADDE.
26741 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
26742 for __builtin_vec_adde.
26744 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26746 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
26747 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
26749 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26752 * doc/sourcebuild.texi (Effective-Target Keywords, Other
26753 attributes): Document cilkplus_runtime.
26755 2016-04-28 Martin Jambor <mjambor@suse.cz>
26757 * tree-cfg.c (verify_expr): Verify that local declarations belong to
26758 this function. Call verify_expr on MEM_REFs and bases of other
26759 handled_components.
26761 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26763 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
26764 for WORD_REGISTER_OPERATIONS to runtime check.
26766 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26768 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
26770 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26772 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
26773 big-endian compilation.
26774 * config/arc/arc.md (addf3): Likewise.
26775 (subdf3): Likewise.
26776 (muldf3): Likewise.
26778 2016-04-28 Richard Biener <rguenther@suse.de>
26780 PR tree-optimization/70840
26781 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
26782 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
26783 Mark x * pow(x,c) -> pow(x,c+1) commutative.
26784 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
26786 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26788 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
26789 and explain why in a comment.
26791 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26793 * config/arc/arc.md (cpu_facility): Add fpx variant.
26794 (subdf3): Prohibit use reverse sub when assist operations option
26796 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
26797 instructions only when FPX is enabled.
26798 * testsuite/gcc.target/arc/trsub.c: New test.
26800 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26802 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
26803 mult_operator when calculating "type" attribute.
26804 (*fop_<mode>_1_i387): Ditto.
26805 (*fop_xf_1_i387): Ditto.
26806 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
26807 Use std::swap to swap operands. Use RTL expressions to generate
26810 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26811 Joern Rennecke <joern.rennecke@embecosm.com>
26813 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
26815 (emit_pic_move): Remove.
26816 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
26817 * config/arc/arc.c (emit_pic_move): Removed.
26818 (TARGET_HAVE_TLS): Define.
26819 (arc_conditional_register_usage): Test for arc_tp_regno.
26820 (arc_print_operand, arc_print_operand_address): Handle TLS
26822 (arc_needs_pcl_p): New function.
26823 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
26824 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
26825 (arc_raw_symbolic_reference_mentioned_p): Likewise.
26826 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
26827 (arc_legitimize_tls_address): Likewise.
26828 (DTPOFF_ZERO_SYM): Define.
26829 (arc_legitimize_pic_address): Make it static, handle TLS cases.
26830 (arc_output_pic_addr_const): Print TLS unspecs.
26831 (prepare_pic_move): New function, replaces emit_pic_move.
26832 (arc_legitimate_constant_p): Handle TLS unspecs.
26833 (arc_legitimate_address_p): Likewise.
26834 (arc_rewrite_small_data_p): Use assert for TLS constants.
26835 (prepare_move_operands): Use prepare_pic_move.
26836 (arc_legitimize_address): Legitimize tls addresses.
26837 (arc_epilogue_uses): Check for arc_tp_regno.
26838 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
26839 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
26841 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
26843 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
26844 %(arc_tls_extra_start_spec).
26845 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
26846 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
26848 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
26849 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
26850 (UNSPEC_TLS_OFF): Add.
26852 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
26853 (get_thread_pointersi): New patterns.
26854 * config/arc/arc.opt (mtp-regno): New option.
26855 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
26856 (move_dest_operand): Likewise.
26857 * configure: Regenerate.
26858 * configure.ac: Add arc*-*-* case to test for tls.
26859 * doc/invoke.texi (ARC options): Document mtp-regno.
26861 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26863 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
26864 the new ARC HS SIMD instructions.
26865 (arc_preferred_simd_mode): New function.
26866 (arc_autovectorize_vector_sizes): Likewise.
26867 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
26868 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
26869 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
26870 (arc_init_builtins): Add new SIMD builtin types.
26871 (arc_split_move): Handle 64 bit vector moves.
26872 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
26873 (TARGET_PLUS_QMACW): Define.
26874 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
26875 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
26876 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
26877 (VSUBADD4H): New builtins.
26878 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
26879 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
26881 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
26882 Matthias Klose <doko@debian.org>
26884 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
26886 2016-04-28 Richard Biener <rguenther@suse.de>
26888 PR middle-end/70777
26889 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
26892 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
26894 * common/config/sh/sh-common.c: Remove SH5 support.
26895 * config/sh/constraints.md: Likewise.
26896 * config/sh/config/sh/elf.h: Likewise.
26897 * config/sh/linux.h: Likewise.
26898 * config/sh/netbsd-elf.h: Likewise.
26899 * config/sh/predicates.md: Likewise.
26900 * config/sh/sh-c.c: Likewise.
26901 * config/sh/sh-protos.h: Likewise.
26902 * config/sh/sh.c: Likewise.
26903 * config/sh/sh.h: Likewise.
26904 * config/sh/sh.md: Likewise.
26905 * config/sh/sh.opt: Likewise.
26906 * config/sh/sync.md: Likewise.
26907 * config/sh/sh64.h: Delete.
26908 * config/sh/shmedia.h: Likewise.
26909 * config/sh/shmedia.md: Likewise.
26910 * config/sh/sshmedia.h: Likewise.
26911 * config/sh/t-netbsd-sh5-64: Likewise.
26912 * config/sh/t-sh64: Likewise.
26913 * config/sh/ushmedia.h: Likewise.
26915 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26917 * config/i386/i386.md (sign_extend to memory peephole2s): Use
26918 general_reg_operand instead of register_operand predicate.
26920 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26922 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
26924 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
26926 * match.pd (A - B > A, A + B < A): New transformations.
26928 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
26930 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
26931 which defaults to true. Emit an outer pair of parentheses only if
26932 EMIT_PARENS. When continuing a chain of && or || (or & or |),
26933 don't emit parentheses for the right-hand operand.
26935 2016-04-27 Jeff Law <law@redhat.com>
26937 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
26939 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26941 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
26942 (altivec_lvx_<mode>_internal): Document.
26943 (altivec_lvx_<mode>_2op): New define_insn.
26944 (altivec_lvx_<mode>_1op): Likewise.
26945 (altivec_lvx_<mode>_2op_si): Likewise.
26946 (altivec_lvx_<mode>_1op_si): Likewise.
26947 (altivec_stvx_<mode>): Remove.
26948 (altivec_stvx_<mode>_internal): Document.
26949 (altivec_stvx_<mode>_2op): New define_insn.
26950 (altivec_stvx_<mode>_1op): Likewise.
26951 (altivec_stvx_<mode>_2op_si): Likewise.
26952 (altivec_stvx_<mode>_1op_si): Likewise.
26953 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26954 Expand vec_ld and vec_st during parsing.
26955 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
26957 (altivec_expand_stvx_be): Likewise.
26958 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
26959 address-masking behavior in RTL.
26960 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
26961 address-masking behavior in RTL.
26962 (altivec_expand_builtin): Change builtin code arguments for calls
26963 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
26964 (insn_is_swappable_p): Avoid incorrect swap optimization in the
26965 presence of lvx/stvx patterns.
26966 (alignment_with_canonical_addr): New function.
26967 (alignment_mask): Likewise.
26968 (find_alignment_op): Likewise.
26969 (recombine_lvx_pattern): Likewise.
26970 (recombine_stvx_pattern): Likewise.
26971 (recombine_lvx_stvx_patterns): Likewise.
26972 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
26973 stvx patterns from expand.
26974 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
26976 (vector_altivec_store_<mode>): Likewise.
26978 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
26980 * config/aarch64/aarch64.md
26981 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
26982 remove the "fp" attributes.
26983 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
26984 add the "simd" attributes.
26985 (*movdf_aarch64): Likewise.
26986 (*movtf_aarch64): Remove the "fp" attributes.
26987 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
26988 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
26990 2016-04-27 David Malcolm <dmalcolm@redhat.com>
26992 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
26993 rtx to rtx_code_label *.
26994 * rtl.h (maybe_set_first_label_num): Likewise.
26996 2016-04-27 David Malcolm <dmalcolm@redhat.com>
26998 * df-core.c (df_add_problem): Make the problem param be const.
26999 (df_remove_problem): Make local "problem" be const.
27000 * df-problems.c (problem_RD): Make const.
27001 (problem_LR): Likewise.
27002 (problem_LIVE): Likewise.
27003 (problem_MIR): Likewise.
27004 (problem_CHAIN): Likewise.
27005 (problem_WORD_LR): Likewise.
27006 (problem_NOTE): Likewise.
27007 (problem_MD): Likewise.
27008 * df-scan.c (problem_SCAN): Likewise.
27009 * df.h (struct df_problem): Make field "dependent_problem" be
27011 (struct dataflow): Likewise for field "problem".
27012 (df_add_problem): Make param const.
27014 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
27016 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
27017 inter-unit moves to/from vector registers are enabled. Do not disable
27020 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27022 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
27023 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
27025 (enum df_problem_id): ...this new enum.
27026 (struct df_problem): Convert field "id" from "int" to
27027 enum df_problem_id.
27029 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27031 * rtl.def: Update comment for "things in the instruction chain" to
27032 reflect the removal of the leading "i" field for INSN_UID in
27033 r210360. Fix bogus apostrophe.
27035 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
27037 * config/i386/i386.md
27038 (lea arith with mem operand + setcc peephole2): Set operator mode.
27040 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
27043 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
27044 (dimode_scalar_to_vector_candidate_p): This.
27045 (timode_scalar_to_vector_candidate_p): New function.
27046 (scalar_to_vector_candidate_p): Likewise.
27047 (timode_check_non_convertible_regs): Likewise.
27048 (timode_remove_non_convertible_regs): Likewise.
27049 (remove_non_convertible_regs): Likewise.
27050 (remove_non_convertible_regs): Renamed to ...
27051 (dimode_remove_non_convertible_regs): This.
27052 (scalar_chain::~scalar_chain): Make it virtual.
27053 (scalar_chain::compute_convert_gain): Make it pure virtual.
27054 (scalar_chain::mark_dual_mode_def): Likewise.
27055 (scalar_chain::convert_insn): Likewise.
27056 (scalar_chain::convert_registers): Likewise.
27057 (scalar_chain::add_to_queue): Make it protected.
27058 (scalar_chain::emit_conversion_insns): Likewise.
27059 (scalar_chain::replace_with_subreg): Likewise.
27060 (scalar_chain::replace_with_subreg_in_insn): Likewise.
27061 (scalar_chain::convert_op): Likewise.
27062 (scalar_chain::convert_reg): Likewise.
27063 (scalar_chain::make_vector_copies): Likewise.
27064 (scalar_chain::convert_registers): New pure virtual function.
27065 (class dimode_scalar_chain): New class.
27066 (class timode_scalar_chain): Likewise.
27067 (scalar_chain::mark_dual_mode_def): Renamed to ...
27068 (dimode_scalar_chain::mark_dual_mode_def): This.
27069 (timode_scalar_chain::mark_dual_mode_def): New function.
27070 (timode_scalar_chain::convert_insn): Likewise.
27071 (dimode_scalar_chain::convert_registers): Likewise.
27072 (scalar_chain::compute_convert_gain): Renamed to ...
27073 (dimode_scalar_chain::compute_convert_gain): This.
27074 (scalar_chain::replace_with_subreg): Renamed to ...
27075 (dimode_scalar_chain::replace_with_subreg): This.
27076 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
27077 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
27078 (scalar_chain::make_vector_copies): Renamed to ...
27079 (dimode_scalar_chain::make_vector_copies): This.
27080 (scalar_chain::convert_reg): Renamed to ...
27081 (dimode_scalar_chain::convert_reg ): This.
27082 (scalar_chain::convert_op): Renamed to ...
27083 (dimode_scalar_chain::convert_op): This.
27084 (scalar_chain::convert_insn): Renamed to ...
27085 (dimode_scalar_chain::convert_insn): This.
27086 (scalar_chain::convert): Call convert_registers.
27087 (convert_scalars_to_vector): Change to scalar_chain pointer to
27088 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
27089 in 32-bit mode. Delete scalar_chain pointer. Call
27090 free_dominance_info in 64-bit mode.
27091 (pass_stv::gate): Remove TARGET_64BIT check.
27092 (ix86_option_override): Put the 64-bit STV pass before the CSE
27095 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
27097 * dwarf2out.h (struct dw_loc_descr_node): Remove the
27098 dw_loc_frame_offset field.
27099 * dwarf2out.c (new_loc_descr): Likewise.
27100 (resolve_args_picking_1): Turn the VISITED hash set into a
27101 FRAME_OFFSET hash map. Use it to associate a frame offset to
27102 visited nodes. Remove uses of the CHECKING_P macro.
27103 (resolve_args_picking): Update call to resolve_args_picking_1.
27105 2016-04-27 Martin Liska <mliska@suse.cz>
27107 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
27108 (free_loop_data): Release vuses of groups.
27110 2016-04-27 Bin Cheng <bin.cheng@arm.com>
27112 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
27113 instead of redundant use_id and boolean have_use_for.
27114 (struct iv_use): Change sub_id into group_id. Remove field next.
27115 Move fields: related_cands, n_map_members, cost_map and selected
27117 (struct iv_group): ... here. New structure.
27118 (struct iv_common_cand): Use structure declaration directly.
27119 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
27120 (MAX_CONSIDERED_USES): Rename macro to ...
27121 (MAX_CONSIDERED_GROUPS): ... here.
27122 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
27123 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
27124 (dump_uses): Rename to ...
27125 (dump_groups): ... here. Update all uses.
27126 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
27127 (find_induction_variables): Refactor format of dump information.
27128 (record_sub_use): Delete.
27129 (record_use): Update all uses.
27130 (record_group): New function.
27131 (record_group_use, find_interesting_uses_op): Call above functions.
27133 (find_interesting_uses_cond): Ditto.
27134 (group_compare_offset): New function.
27135 (split_all_small_groups): Rename to ...
27136 (split_small_address_groups_p): ... here. Update all uses.
27137 (split_address_groups): Update all uses.
27138 (find_interesting_uses): Refactor format of dump information.
27139 (add_candidate_1): Update all uses. Remove redundant check on iv,
27141 (add_candidate, record_common_cand): Remove redundant assert.
27142 (add_iv_candidate_for_biv): Update use.
27143 (add_iv_candidate_derived_from_uses): Update all uses.
27144 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
27145 (alloc_use_cost_map): Ditto.
27146 (set_use_iv_cost, get_use_iv_cost): Rename to ...
27147 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
27148 (determine_use_iv_cost_generic): Ditto.
27149 (determine_group_iv_cost_generic): Ditto.
27150 (determine_use_iv_cost_address): Ditto.
27151 (determine_group_iv_cost_address): Ditto.
27152 (determine_use_iv_cost_condition): Ditto.
27153 (determine_group_iv_cost_cond): Ditto.
27154 (determine_use_iv_cost): Ditto.
27155 (determine_group_iv_cost): Ditto.
27156 (set_autoinc_for_original_candidates): Update all uses.
27157 (find_iv_candidates): Update all uses. Refactor dump information.
27158 (determine_use_iv_costs): Ditto.
27159 (determine_iv_costs): Ditto.
27160 (iv_ca_cand_for_use): Rename to ...
27161 (iv_ca_cand_for_group): ... here. Update all uses.
27162 (iv_ca_add_use, iv_ca_add_group): Ditto.
27163 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
27164 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
27165 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
27166 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
27167 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
27168 (create_new_iv, adjust_iv_update_pos): Ditto.
27169 (rewrite_use_address): Delete.
27170 (rewrite_use_address_1): Rename to ...
27171 (rewrite_use_address): ... here.
27172 (rewrite_use_compare): Update all uses.
27173 (rewrite_use): Delete.
27174 (rewrite_uses): Rename to ...
27175 (rewrite_groups): ... here. Update all uses.
27176 (remove_unused_ivs, free_loop_data): Update all uses.
27177 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
27179 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27181 * rtlanal.c (nonzero_bits1): Convert preprocessor check
27182 for WORD_REGISTER_OPERATIONS to runtime check.
27184 2016-04-27 Richard Biener <rguenther@suse.de>
27187 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
27188 aggregate_value_p to determine if a function result is
27189 returned by reference.
27190 (ipa_pta_execute): Functions having their address taken are
27191 not automatically nonlocal.
27193 2016-04-27 Jakub Jelinek <jakub@redhat.com>
27196 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
27197 * fold-const.c (operand_equal_p): If flag_checking and
27198 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
27199 and if it returns non-zero, assert iterative_hash_expr on both
27202 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
27204 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
27206 2016-04-27 Nick Clifton <nickc@redhat.com>
27208 PR middle-end/49889
27209 * varasm.c (merge_weak): Generate an error if an attempt is made
27210 to convert a non-weak static function into a weak, public function.
27212 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27214 * params.def (MAX_PARTITION_SIZE): New param.
27215 * doc/invoke.texi: Document lto-max-partition.
27217 2016-04-27 Richard Biener <rguenther@suse.de>
27220 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
27221 function cummulating used_from_other_partition, externally_visible
27222 and force_output from aliases.
27223 (refered_from_nonlocal_var): Likewise.
27224 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
27225 node flags properly.
27227 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
27229 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
27230 (-Wmemset-elt-size): New item.
27232 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
27235 * stor-layout.h (internal_reference_types): Delete.
27236 * stor-layout.c (reference_types_internal): Likewise.
27237 (internal_reference_types): Likewise.
27238 (layout_type) <REFERENCE_TYPE>: Adjust.
27240 2016-04-27 Jakub Jelinek <jakub@redhat.com>
27243 * tree.h (inchash::add_expr): Add FLAGS argument.
27244 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
27245 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
27246 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
27247 Formatting fix. Adjust recursive calls. For tcc_comparison,
27248 if swap_tree_comparison (code) is smaller than code, hash that
27249 and arguments in the other order. Hash CONVERT_EXPR the same
27250 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
27251 of ADDR_EXPR of decl as the decl itself. Add or remove
27252 OEP_ADDRESS_OF from recursive flags as needed. For
27253 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
27254 operands commutatively and only the third one normally.
27255 For internal CALL_EXPR hash in CALL_EXPR_IFN.
27257 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
27259 * config/rtems.h (LIB_SPEC): Add -latomic.
27261 2016-04-27 Joel Sherrill <joel@rtems.org>
27263 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
27264 xilink.ld and flags not relevant to RTEMS.
27266 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
27268 * toplev.c (backend_init_target): Avoid calling init_reload when using
27271 2016-04-26 Jakub Jelinek <jakub@redhat.com>
27273 * reorg.c (try_merge_delay_insns): Declare i and j inside the
27274 for loops rather than one for the whole function.
27276 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
27278 * match.pd (X + CST CMP X): New transformation.
27280 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
27282 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
27283 * fold-const.c (fold_binary_loc): Remove 2 transformations
27284 superseded by match.pd.
27285 * match.pd (x+x -> x*2): Generalize to integers.
27287 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
27289 * config/i386/i386.md (operation on memory peephole): Duplicate an
27290 existing peephole and adapt it to match lea rather than an operation
27293 PR rtl-optimization/57193
27294 * opts.c (default_options_table): Add OPT_frename_registers at -O2
27296 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
27298 2016-04-26 Bin Cheng <bin.cheng@arm.com>
27300 * tree-if-conv.c (any_pred_load_store): New static variable.
27301 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
27302 any_pred_load_store instead of and_mask_load_store.
27303 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
27304 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
27305 (combine_blocks, tree_if_conversion): Ditto.
27307 2016-04-26 Bin Cheng <bin.cheng@arm.com>
27309 PR tree-optimization/70771
27310 PR tree-optimization/70775
27311 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
27312 virtual PHI nodes. Delete parameter.
27313 (if_convertible_loop_p_1): Delete argument to above function.
27314 (predicate_all_scalar_phis): Delete code handling single-argument
27316 (tree_if_conversion): Mark and update virtual SSA.
27318 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27321 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
27322 (x86_elf_aligned_common): Rename to ...
27323 (x86_elf_aligned_decl_common): ... this.
27324 Add decl arg. Switch to .lbss for largecomm object. Use
27325 LARGECOMM_SECTION_ASM_OP.
27326 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
27328 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
27329 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
27331 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
27332 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
27334 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27337 * config/i386/i386.c (SECTION_LARGE): Define.
27338 (x86_64_elf_select_section): Set it for large data/bss sections.
27339 Only clear SECTION_WRITE for .lrodata.
27340 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
27342 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
27343 * varasm.c (default_elf_asm_named_section): Grow flagchars.
27344 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
27346 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
27347 * doc/tm.texi: Regenerate.
27349 2016-04-26 Jakub Jelinek <jakub@redhat.com>
27352 * configure.ac (--enable-checking): Document extra flag, for
27353 non-release builds default to --enable-checking=yes,extra.
27354 If misc checking and extra checking, define CHECKING_P to 2 instead
27356 * common.opt (fchecking=): Add.
27357 * doc/invoke.texi (-fchecking=): Document.
27358 * doc/install.texi: Document --enable-checking changes.
27359 * configure: Regenerated.
27360 * config.in: Regenerated.
27362 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27364 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
27365 attribute instead of which_alternative.
27366 * config/i386/sse.md (*mov<mode>_internal): Ditto.
27367 Use EXT_REX_SSE_REG_P where appropriate.
27369 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27371 * config/i386/predicates.md (const0_operand): Do not match
27372 const_wide_int code.
27373 (const1_operand): Ditto.
27375 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27377 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
27378 for SSE constm1 operands and TARGET_AVX512VL.
27379 (*movti_internal): Ditto.
27380 (*mov<mode>_or): Use constm1_operand predicate.
27381 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
27382 for SSE vector_all_ones operands and TARGET_AVX512VL.
27383 * config/i386/predicates.md (constm1_operand): New predicate.
27384 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
27385 emission of constant -1 load.
27387 2016-04-25 Jason Merrill <jason@redhat.com>
27389 * gdbinit.in: Skip is-a.h.
27391 * attribs.c (register_scoped_attributes): Fix logic.
27392 * attribs.h: Declare register_scoped_attributes.
27394 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27396 * config/rs6000/rs6000-builtin.def: Correct pasto error for
27397 stxvd2x and stxvw4x built-in functions.
27399 2016-04-25 DJ Delorie <dj@redhat.com>
27401 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
27402 (ashrhi3): Likewise.
27403 (lshrhi3): Likewise.
27405 2016-04-25 Richard Biener <rguenther@suse.de>
27407 PR tree-optimization/70780
27408 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
27409 wasn't visited yet.
27410 (compute_antic): Mark blocks with abnormal preds as visited as
27411 they have a final empty antic-in solution already.
27413 2016-04-25 Michael Collison <michael.collison@linaro.org>
27415 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
27417 2016-04-25 Michael Collison <michael.collison@linaro.org>
27419 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
27420 mode is VQI to improve mixed mode vectorization.
27421 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
27422 define_insn to match low half of signed vaddw.
27423 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
27424 define_insn to match high half of signed vaddw.
27425 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
27426 define_insn to match low half of unsigned vaddw.
27427 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
27428 define_insn to match high half of unsigned vaddw.
27429 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
27430 (arm_simd_check_vect_par_cnst_half_p): Likewise.
27431 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
27433 (arm_simd_check_vect_par_cnst_half_p): Likewise.
27434 * config/arm/predicates.md (vect_par_constant_high): Support
27435 big endian and simplify by calling
27436 arm_simd_check_vect_par_cnst_half
27437 (vect_par_constant_low): Likewise.
27439 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27441 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
27442 predicate for operand 2.
27444 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
27445 H.J. Lu <hongjiu.lu@intel.com>
27447 * config/i386/i386-protos.h (standard_sse_constant_p): Add
27448 machine_mode argument.
27449 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
27450 constm1_rtx operands. For VOIDmode constants, get mode from
27451 pred_mode. Check mode size if the mode is supported by ABI.
27452 (standard_sse_constant_opcode): Do not use standard_constant_p.
27453 Strictly check ABI support for all-ones operands.
27454 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
27455 immediates. Update calls to standard_sse_constant_p.
27456 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
27457 (ix86_rtx_costs): Ditto.
27458 * config/i386/i386.md (*movxi_internal_avx512f): Use
27459 nonimmediate_or_sse_const_operand instead of vector_move_operand.
27460 Use (v,BC) alternative instead of (v,C). Use register_operand
27461 checks instead of MEM_P.
27462 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
27463 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
27464 isa attribute. Use register_operand checks instead of MEM_P.
27465 (*movti_internal): Use nonimmediate_or_sse_const_operand for
27466 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
27467 alternative and corresponding sse2 isa attribute.
27468 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
27469 to standard_sse_constant_p.
27470 (FP constant splitters): Ditto.
27471 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
27473 * config/i386/predicates.md (constm1_operand): Remove.
27474 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
27475 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
27476 vector_all_ones_operand instead of constm1_operand.
27478 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27480 * print-rtl.c (print_rtx_insn_vec): New function.
27481 * print-rtl.h: New prototype.
27482 * store-motion.c (struct st_expr): Make avail_stores a vector.
27483 (st_expr_entry): Adjust.
27484 (free_st_expr_entry): Likewise.
27485 (print_store_motion_mems): Likewise.
27486 (find_moveable_store): Likewise.
27487 (compute_store_table): Likewise.
27488 (delete_store): Likewise.
27489 (build_store_vectors): Likewise.
27491 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27493 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
27495 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27497 * vec.h (vec_safe_contains): New function.
27498 (vec::contains): Likewise.
27499 (vec::begin): Likewise.
27500 (vec::end): Likewise.
27502 2016-04-23 Jakub Jelinek <jakub@redhat.com>
27505 * cfgexpand.c (expand_stack_vars): Fix typo.
27507 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
27509 * system.h (list, map, set, vector): Include conditionally.
27510 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
27511 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
27512 * ipa-icf.c (INCLUDE_LIST): Define.
27513 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
27514 * config/sh/sh.c (INCLUDE_VECTOR): Define.
27515 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
27516 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
27517 * cp/logic.cc (INCLUDE_LIST): Define.
27518 * fortran/trans-common.c (INCLUDE_MAP): Define.
27520 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
27522 * auto-profile.c: Remove <string.h> include.
27523 * ipa-icf-gimple.c: Remove <list> include.
27524 * diagnostic.c: Remove <new> include.
27525 * genmatch.c: Likewise.
27526 * pretty-print.c: Likewise.
27527 * toplev.c: Likewise
27528 * c/c-objc-common.c: Likewise.
27529 * cp/error.c: Likewise.
27530 * fortran/error.c: Likewise.
27532 2016-04-22 Richard Biener <rguenther@suse.de>
27534 * lto-streamer-in.c (input_ssa_names): Do not allocate
27535 GIMPLE_NOP for all SSA names.
27536 * lto-streamer-out.c (output_ssa_names): Do not output
27537 SSA names that should have been released.
27539 2016-04-22 Richard Biener <rguenther@suse.de>
27541 PR tree-optimization/70740
27542 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
27545 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
27548 * config/i386/predicates.md (call_insn_operand): Replace
27549 sibcall_memory_operand with memory_operand.
27551 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
27553 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
27554 has_single_use() tests.
27555 (register_edge_assert_for_1): Likewise.
27556 (find_assert_locations_1): Check the liveness bitmap instead of
27557 checking has_single_use().
27559 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
27562 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
27563 Extract AVX-512BW constraint from AVX.
27565 2016-04-21 Richard Biener <rguenther@suse.de>
27567 PR tree-optimization/70725
27568 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
27569 for phi_convertible_by_degenerating_args.
27570 (predicate_all_scalar_phis): Handle single-argument PHIs.
27572 2016-04-21 Richard Biener <rguenther@suse.de>
27574 PR middle-end/70747
27575 * fold-const.c (fold_comparison): Return properly typed
27578 2016-04-21 Bin Cheng <bin.cheng@arm.com>
27580 PR tree-optimization/70715
27581 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
27582 after expanding BASE using expand_simple_operations.
27584 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
27586 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
27587 New transformations.
27589 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
27591 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
27593 2016-04-20 Jan Hubicka <jh@suse.cz>
27595 * ipa-inline.c (can_inline_edge_p): Pass caller info to
27596 ultiimate_alias_target.
27597 (update_callee_keys): Likewise.
27598 (lookup_recursive_calls): Likewise.
27599 (speculation_useful_p): Likewise.
27601 2016-04-20 Jan Hubicka <jh@suse.cz>
27604 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
27605 (set_nothrow_flag_1): ... this; handle interposition correctly;
27606 recurse on aliases and thunks.
27607 (cgraph_node::set_nothrow_flag): New.
27608 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
27609 functions compiled with non-call exceptions that binds to current
27611 (propagate_nothrow): Be safe WRT interposition.
27612 * cgraph.h (set_nothrow_flag): Update prototype.
27614 2016-04-18 Jan Hubicka <jh@suse.cz>
27616 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27617 max_loop_iterations_int.
27618 (tree_unswitch_outer_loop): Likewise.
27620 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27622 PR tree-optimization/69489
27623 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
27624 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
27625 Revise dump message.
27626 (if_convertible_bb_p): Remove check on edge count of basic block's
27629 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27631 PR tree-optimization/56625
27632 PR tree-optimization/69489
27633 * tree-data-ref.h (DR_INNERMOST): New macro.
27634 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
27635 hashing struct innermost_loop_behavior.
27636 (ref_DR_map): Remove.
27637 (innermost_DR_map): New map.
27638 (baseref_DR_map): Revise comment.
27639 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
27640 to innermost_DR_map accroding to its innermost loop behavior.
27641 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
27642 to its innermost loop behavior.
27643 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
27644 Add initialization for innermost_DR_map. Record memory reference
27645 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
27646 have innermost loop behavior.
27647 (if_convertible_loop_p): Remove release for ref_DR_map. Release
27650 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
27652 * config/i386/i386.md (*lea<mode>_general_1): Rename from
27653 *lea_general_1. Use explicit SWI12 mode interator.
27654 (*lea<mode>_general_2): Rename from *lea_general_2.
27655 Use explicit SWI12 mode interator.
27656 (*lea<mode>_general_3): Rename from *lea_general_3.
27657 Use explicit SWI12 mode interator.
27658 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
27659 Use explicit SWI12 mode interator.
27660 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
27661 Use explicit SWI48 mode interator.
27663 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
27665 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
27666 Short-cut unaligned load and store cases. Handle all integer
27668 (ix86_expand_vector_move_misalign): Short-cut unaligned load
27669 and store cases. Call ix86_avx256_split_vector_move_misalign
27670 directly without checking mode class.
27672 2016-04-20 Andrew Pinski <apinski@cavium.com>
27673 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27676 * config/aarch64/aarch64.md (sibcall): Force call
27677 address to be DImode for ILP32.
27678 (sibcall_value): Likewise.
27680 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
27682 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
27684 2016-04-20 Richard Biener <rguenther@suse.de>
27686 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
27687 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
27688 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
27689 (maybe_push_res_to_seq): Adjust.
27690 * gimple-fold.c (maybe_build_generic_op): Likewise.
27692 2016-04-20 Marek Polacek <polacek@redhat.com>
27694 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
27697 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
27699 * config/i386/sse.md (vec_unpacks_lo_hi): Always
27700 use kmovw to support AVX512F target.
27702 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27704 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
27706 2016-04-20 Marek Polacek <polacek@redhat.com>
27708 PR tree-optimization/70725
27709 * tree-if-conv.c (is_false_predicate): New function.
27710 (predicate_mem_writes): Use it.
27712 2016-04-20 Richard Biener <rguenther@suse.de>
27714 PR tree-optimization/70726
27715 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
27716 shift amounts from a pattern stmt operand.
27718 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27721 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
27722 stack_restore_from_fpr pattern when restoring r15.
27723 (s390_optimize_prologue): Strip away the memory barrier in the
27724 parallel when trying to get rid of restore insns.
27725 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
27726 definition for loading the stack pointer from an FPR. Compared to
27727 the normal move insn this pattern includes a full memory barrier.
27729 2016-04-19 Jakub Jelinek <jakub@redhat.com>
27731 PR middle-end/70680
27732 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
27733 implicitly linear or lastprivate iterator on the outer context.
27735 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
27737 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
27739 * config/i386/i386.md (ssememalign): Removed.
27740 * config/i386/sse.md: Remove ssememalign attribute from patterns.
27742 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
27745 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
27746 const short * to __builtin_ia32_loaddquhi512_mask.
27747 (_mm512_maskz_loadu_epi16): Likewise.
27748 (_mm512_mask_storeu_epi16): Pass short * to
27749 __builtin_ia32_storedquhi512_mask.
27750 (_mm512_mask_loadu_epi8): Pass const char * to
27751 __builtin_ia32_loaddquqi512_mask.
27752 (_mm512_maskz_loadu_epi8): Likewise.
27753 (_mm512_mask_storeu_epi8): Pass char * to
27754 __builtin_ia32_storedquqi512_mask.
27755 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
27756 const double * to __builtin_ia32_loadupd512_mask.
27757 (_mm512_mask_loadu_pd): Likewise.
27758 (_mm512_maskz_loadu_pd): Likewise.
27759 (_mm512_storeu_pd): Pass double * to
27760 __builtin_ia32_storeupd512_mask.
27761 (_mm512_mask_storeu_pd): Likewise.
27762 (_mm512_loadu_ps): Pass const float * to
27763 __builtin_ia32_loadups512_mask.
27764 (_mm512_mask_loadu_ps): Likewise.
27765 (_mm512_maskz_loadu_ps): Likewise.
27766 (_mm512_storeu_ps): Pass float * to
27767 __builtin_ia32_storeups512_mask.
27768 (_mm512_mask_storeu_ps): Likewise.
27769 (_mm512_mask_loadu_epi64): Pass const long long * to
27770 __builtin_ia32_loaddqudi512_mask.
27771 (_mm512_maskz_loadu_epi64): Likewise.
27772 (_mm512_mask_storeu_epi64): Pass long long *
27773 to __builtin_ia32_storedqudi512_mask.
27774 (_mm512_loadu_si512): Pass const int * to
27775 __builtin_ia32_loaddqusi512_mask.
27776 (_mm512_mask_loadu_epi32): Likewise.
27777 (_mm512_maskz_loadu_epi32): Likewise.
27778 (_mm512_storeu_si512): Pass int * to
27779 __builtin_ia32_storedqusi512_mask.
27780 (_mm512_mask_storeu_epi32): Likewise.
27781 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
27782 char * to __builtin_ia32_storedquqi256_mask.
27783 (_mm_mask_storeu_epi8): Likewise.
27784 (_mm256_mask_loadu_epi16): Pass const short * to
27785 __builtin_ia32_loaddquhi256_mask.
27786 (_mm256_maskz_loadu_epi16): Likewise.
27787 (_mm_mask_loadu_epi16): Pass const short * to
27788 __builtin_ia32_loaddquhi128_mask.
27789 (_mm_maskz_loadu_epi16): Likewise.
27790 (_mm256_mask_loadu_epi8): Pass const char * to
27791 __builtin_ia32_loaddquqi256_mask.
27792 (_mm256_maskz_loadu_epi8): Likewise.
27793 (_mm_mask_loadu_epi8): Pass const char * to
27794 __builtin_ia32_loaddquqi128_mask.
27795 (_mm_maskz_loadu_epi8): Likewise.
27796 (_mm256_mask_storeu_epi16): Pass short * to.
27797 __builtin_ia32_storedquhi256_mask.
27798 (_mm_mask_storeu_epi16): Pass short * to.
27799 __builtin_ia32_storedquhi128_mask.
27800 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
27801 const double * to __builtin_ia32_loadupd256_mask.
27802 (_mm256_maskz_loadu_pd): Likewise.
27803 (_mm_mask_loadu_pd): Pass onst double * to
27804 __builtin_ia32_loadupd128_mask.
27805 (_mm_maskz_loadu_pd): Likewise.
27806 (_mm256_mask_storeu_pd): Pass double * to
27807 __builtin_ia32_storeupd256_mask.
27808 (_mm_mask_storeu_pd): Pass double * to
27809 __builtin_ia32_storeupd128_mask.
27810 (_mm256_mask_loadu_ps): Pass const float * to
27811 __builtin_ia32_loadups256_mask.
27812 (_mm256_maskz_loadu_ps): Likewise.
27813 (_mm_mask_loadu_ps): Pass const float * to
27814 __builtin_ia32_loadups128_mask.
27815 (_mm_maskz_loadu_ps): Likewise.
27816 (_mm256_mask_storeu_ps): Pass float * to
27817 __builtin_ia32_storeups256_mask.
27818 (_mm_mask_storeu_ps): ass float * to
27819 __builtin_ia32_storeups128_mask.
27820 (_mm256_mask_loadu_epi64): Pass const long long * to
27821 __builtin_ia32_loaddqudi256_mask.
27822 (_mm256_maskz_loadu_epi64): Likewise.
27823 (_mm_mask_loadu_epi64): Pass const long long * to
27824 __builtin_ia32_loaddqudi128_mask.
27825 (_mm_maskz_loadu_epi64): Likewise.
27826 (_mm256_mask_storeu_epi64): Pass long long * to
27827 __builtin_ia32_storedqudi256_mask.
27828 (_mm_mask_storeu_epi64): Pass long long * to
27829 __builtin_ia32_storedqudi128_mask.
27830 (_mm256_mask_loadu_epi32): Pass const int * to
27831 __builtin_ia32_loaddqusi256_mask.
27832 (_mm256_maskz_loadu_epi32): Likewise.
27833 (_mm_mask_loadu_epi32): Pass const int * to
27834 __builtin_ia32_loaddqusi128_mask.
27835 (_mm_maskz_loadu_epi32): Likewise.
27836 (_mm256_mask_storeu_epi32): Pass int * to
27837 __builtin_ia32_storedqusi256_mask.
27838 (_mm_mask_storeu_epi32): Pass int * to
27839 __builtin_ia32_storedqusi128_mask.
27840 * config/i386/i386-builtin-types.def (PCSHORT): New.
27841 (PINT64): Likewise.
27842 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
27843 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
27844 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
27845 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
27846 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
27847 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
27848 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
27849 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
27850 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
27851 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
27852 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
27853 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
27854 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
27855 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
27856 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
27857 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
27858 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
27859 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
27860 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
27861 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
27862 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
27863 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
27864 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
27865 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
27866 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
27867 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
27868 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
27869 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
27870 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
27871 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
27872 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
27873 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
27874 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
27875 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
27876 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
27877 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
27878 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
27879 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
27880 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
27881 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
27882 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
27883 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
27884 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
27885 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
27886 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
27887 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
27888 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
27889 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
27890 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
27892 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
27893 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
27895 (ix86_expand_vector_move_misalign): Likewise.
27896 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
27897 to scalar function prototype for unaligned load/store builtins.
27898 (ix86_expand_special_args_builtin): Updated.
27899 * config/i386/sse.md (UNSPEC_LOADU): Removed.
27900 (UNSPEC_STOREU): Likewise.
27901 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
27902 (VI_ULOADSTORE_F_AVX512VL): Likewise.
27903 (ssescalarsize): Handle V4TI, V2TI and V1TI.
27904 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
27905 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
27906 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
27907 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
27908 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
27909 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
27910 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
27911 (<avx512>_storedqu<mode>_mask): Likewise.
27912 (*sse4_2_pcmpestr_unaligned): Likewise.
27913 (*sse4_2_pcmpistr_unaligned): Likewise.
27914 (*mov<mode>_internal): Renamed to ...
27915 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
27916 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
27917 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
27918 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
27920 2016-04-19 Richard Biener <rguenther@suse.de>
27922 PR tree-optimization/70171
27923 * tree-ssa-phiprop.c: Include stor-layout.h.
27924 (phiprop_insert_phi): Handle the aggregate copy case.
27925 (propagate_with_phi): Likewise.
27927 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
27929 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
27930 instead of simplify_gen_subreg (... , 0).
27931 (ix86_delegitimize_address): Ditto.
27932 (ix86_split_divmod): Ditto.
27933 (ix86_split_copysign_const): Ditto.
27934 (ix86_split_copysign_var): Ditto.
27935 (ix86_expand_args_builtin): Ditto.
27936 (ix86_expand_round_builtin): Ditto.
27937 (ix86_expand_special_args_builtin): Ditto.
27938 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
27939 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
27940 (udivmodqi4): Ditto.
27941 (absneg splitters): Ditto.
27942 (*jcc_bt<mode>_1): Ditto.
27944 2016-04-19 Richard Biener <rguenther@suse.de>
27946 PR tree-optimization/70724
27947 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
27948 restoring out from ...
27949 (free_scc_vn): ... here.
27950 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
27951 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
27953 (pass_fre::execute): Restore SSA info.
27955 2016-04-19 Richard Biener <rguenther@suse.de>
27957 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
27958 * gimple-walk.c (walk_gimple_op): Initialize it.
27959 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
27960 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
27961 remapping SSA names of defs.
27962 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
27965 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
27967 PR middle-end/70689
27968 * lra-constraints.c (equiv_substition_p): New.
27969 (process_alt_operands): Use it.
27970 (swap_operands): Swap it.
27971 (curr_insn_transform): Update it.
27973 2016-04-18 Michael Matz <matz@suse.de>
27975 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
27976 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
27977 * tree-core.h (tree_type_common.align): Use bit-field.
27978 (tree_type_common.spare): New.
27979 (tree_decl_common.off_align): Make smaller.
27980 (tree_decl_common.align): Use bit-field.
27982 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
27983 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
27984 (scan_sharing_clauses): Ditto.
27985 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
27986 (omp_finish_file): Ditto.
27987 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
27988 (layout_decl): Ditto.
27989 (relayout_decl): Ditto.
27990 (finalize_record_size): Use SET_TYPE_ALIGN.
27991 (finalize_type_size): Ditto.
27992 (finish_builtin_struct): Ditto.
27993 (layout_type): Ditto.
27994 (initialize_sizetypes): Ditto.
27995 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
27996 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
27997 (lookup_field_for_decl): Use SET_DECL_ALIGN.
27998 (get_chain_field): Ditto.
27999 (get_trampoline_type): Ditto.
28000 (get_nl_goto_field): Ditto.
28001 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
28003 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
28004 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
28005 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
28006 (build_qualified_type): Use SET_TYPE_ALIGN.
28007 (build_aligned_type, build_range_type_1): Ditto.
28008 (build_atomic_base): Ditto.
28009 (build_common_tree_nodes): Ditto.
28010 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
28011 (expand_one_stack_var_at): Ditto.
28012 * coverage.c (build_var): Use SET_DECL_ALIGN.
28013 * except.c (init_eh): Ditto.
28014 * function.c (assign_parm_setup_block): Ditto.
28015 * symtab.c (increase_alignment_1): Ditto.
28016 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
28017 * tree-vect-stmts.c (ensure_base_align): Ditto.
28018 * varasm.c (align_variable): Ditto.
28019 (assemble_variable): Ditto.
28020 (build_constant_desc): Ditto.
28021 (output_constant_def_contents): Ditto.
28023 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
28024 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
28025 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
28026 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
28027 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
28029 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
28032 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
28033 replace %vmovsd with "%vmovq".
28034 (vec_concatv2df): Likewise.
28036 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
28038 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
28039 (*vec_extractv2si_0): Ditto.
28040 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
28041 (zero_extended_scalar_load_operand splitters): Ditto.
28042 (vec_extract splitters): Ditto.
28043 (*vec_extractv4si_0_zext): Ditto.
28044 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
28045 and lowpart_subreg.
28046 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
28047 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
28048 (*sse4_1_extractps): Use lowpart_subreg.
28049 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
28051 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28053 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
28055 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
28056 Mention Solaris 11 packaging changes.
28057 Update gas and gld requirements.
28058 Remove reference to pre-Solaris 10 bug.
28059 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
28061 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
28064 2016-04-17 Jan Hubicka <jh@suse.cz>
28066 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
28067 max_loop_iterations_int.
28069 2016-04-18 Richard Biener <rguenther@suse.de>
28071 PR tree-optimization/43434
28072 * tree-ssa-structalias.c (struct vls_data): New.
28073 (visit_loadstore): Handle all pointer-based accesses.
28074 (compute_dependence_clique): Compute a bitmap of restrict tags
28075 assigned bases and pass it to visit_loadstore.
28077 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
28080 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
28081 armv8.1-a and armv8.1-a+crc.
28083 2016-04-18 Richard Biener <rguenther@suse.de>
28085 PR tree-optimization/70701
28086 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
28087 references after translating through a memcpy.
28089 2016-04-18 Richard Biener <rguenther@suse.de>
28091 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
28092 (compute_antic): ... here. For partial antic use regular
28093 postorder and scrap iteration.
28094 (compute_partial_antic_aux): Remove unused return value.
28095 (init_pre): Do not allocate postorder.
28096 (fini_pre): Do not free postorder.
28098 2016-04-18 Richard Biener <rguenther@suse.de>
28100 PR middle-end/37870
28101 * expmed.c (extract_bit_field_1): Remove broken case
28102 using a wider MODE_INT mode.
28104 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
28106 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
28107 unless compiling with at least GCC-4.8.
28109 2016-04-17 Jan Hubicka <jh@suse.cz>
28112 * graphite.c (graphite_finalize): Update call to
28113 tree_estimate_probability.
28114 * predict.h (tree_estimate_probability): Update prototype.
28116 2016-04-17 Jan Hubicka <jh@suse.cz>
28118 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
28119 (tree_estimate_probability): Likewise.
28120 (pass_profile::execute): Update.
28121 (report_predictor_hitrates): New function.
28122 * profile.c (compute_branch_probabilities): Use it.
28123 * predict.h (report_predictor_hitrates): Declare.
28125 2016-04-17 Jan Hubicka <jh@suse.cz>
28128 * cgraph.h (cgraph_node::set_const_flag,
28129 cgraph_node::set_pure_flag): Update prototype to return bool;
28131 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
28132 of interposable symbol are interposable, too.
28133 (cgraph_set_const_flag_1): Rename to ...
28134 (set_const_flag_1): ... this one; change to self recursive function
28135 instead of call_for_symbol_thunks_and_aliases. Handle correctly
28136 clearnig the flag in all variants and also virtual thunks of const
28137 functions are pure; track if any change was done.
28138 (cgraph_node::set_const_flag): Update.
28139 (struct set_pure_flag_info): New struct.
28140 (cgraph_set_pure_flag_1): Rename to ...
28141 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
28142 rather than pointer encoded flags; track if any changes was done;
28143 handle correctly clearning flag and setting flag of aliases already
28145 (cgraph_node::set_pure_flag): Update.
28146 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
28148 2016-04-17 Tom de Vries <tom@codesourcery.com>
28151 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
28152 backslash in label.
28154 2016-04-17 Tom de Vries <tom@codesourcery.com>
28156 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
28157 '{}<> ' as escape-for-record.
28159 2016-04-17 Tom de Vries <tom@codesourcery.com>
28161 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
28164 2016-04-17 Tom de Vries <tom@codesourcery.com>
28167 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
28168 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
28169 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
28170 * passes.c (finish_optimization_passes): Only call
28171 finish_graph_dump_file if dfi->graph_dump_initialized.
28172 (execute_function_dump, pass_init_dump_file): Use
28173 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
28175 2016-04-17 Tom de Vries <tom@codesourcery.com>
28177 PR tree-optimization/70256
28178 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
28179 (debug_varmap): New function.
28181 2016-04-17 Tom de Vries <tom@codesourcery.com>
28184 * passes.c (pass_manager::register_pass): Propagate pflags.
28186 2016-04-17 Tom de Vries <tom@codesourcery.com>
28189 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
28190 * passes.c (pass_manager::pass_manager): Declare and init p_start in
28191 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
28192 check if it's equal to p_start.
28193 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
28195 2016-04-15 Jan Hubicka <jh@suse.cz>
28198 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
28199 function does not bind to current def.
28200 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
28201 handle conservatively calls to functions that does not need to bind
28203 (check_call): Update call of worse_state.
28204 (ignore_edge_for_nothrow): Update.
28205 (ignore_edge_for_pure_const): Likewise.
28206 (propagate_pure_const): Update calls to worse_state.
28207 (skip_function_for_local_pure_const): Reformat comments.
28209 2016-04-15 Jan Hubicka <jh@suse.cz>
28212 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
28213 (cgraph_node::function_symbol): Likewise.
28214 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
28215 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
28216 (symtab_node::ultimate_alias_target): Add REF parameter.
28217 (symtab_node::binds_to_current_def_p): Declare.
28218 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
28219 (cgraph_node::function_symbol): Likewise.
28220 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
28221 (cgraph_node::get_availability): Likewise.
28222 (cgraph_edge::binds_to_current_def_p): New inline function.
28223 (varpool_node::get_availability): Add REF parameter.
28224 (varpool_node::ultimate_alias_target): Likewise.
28225 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
28226 (symtab_node::binds_to_current_def_p): Likewise.
28227 * varpool.c (varpool_node::get_availability): Likewise.
28229 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
28232 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
28233 Fix mode size check.
28235 2016-04-15 Jakub Jelinek <jakub@redhat.com>
28237 * BASE-VER: Set to 7.0.0.
28239 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
28241 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
28243 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28245 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
28246 architecture revisions.
28248 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
28250 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
28251 * config/i386/i386.c (ix86_using_red_zone): No longer static.
28252 * config/i386/i386.md (stack decrement to push peepholes): Guard
28253 with !x86_using_red_zone ().
28255 2016-04-15 Jakub Jelinek <jakub@redhat.com>
28258 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
28259 to dump_generic_node.
28260 (NIY): Pass also flags to do_niy.
28262 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
28264 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
28265 (simd_clone_vector_of_formal_parm_types)
28266 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
28267 (simd_clone_mangle, simd_clone_create)
28268 (simd_clone_adjust_return_type, create_tmp_simd_array)
28269 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
28270 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
28271 (ipa_simd_modify_function_body, simd_clone_linear_addend)
28272 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
28273 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
28274 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
28275 * omp-simd-clone.c: ... this new file.
28276 (simd_clone_vector_of_formal_parm_types): Make it static.
28277 * Makefile.in (OBJS): Add omp-simd-clone.o.
28279 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
28282 * config/i386/sse.md: Use proper memory operand modifiers.
28285 2016-04-15 Richard Biener <rguenther@suse.de>
28286 Alan Modra <amodra@gmail.com>
28288 PR tree-optimization/70130
28289 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
28290 when alignment stays not the same and no not use the realign
28293 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
28296 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
28297 direct move handlers for KFmode. Change TFmode handlers test from
28298 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
28300 2016-04-14 Jakub Jelinek <jakub@redhat.com>
28303 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
28304 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
28305 (inlined_polymorphic_ctor_dtor_block_p): Use it.
28306 * tree-ssa-live.c (remove_unused_scope_block_p): When
28307 in_ctor_dtor_block, avoid discarding not just BLOCKs with
28308 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
28309 block_ultimate_origin is FUNCTION_DECL.
28310 (remove_unused_locals): If current_function_decl is
28311 polymorphic_ctor_dtor_p, pass initial true to
28312 remove_unused_scope_block_p' is_ctor_dtor_block.
28314 2016-04-14 Martin Sebor <msebor@redhat.com>
28319 * doc/extend.texi (Variable Length): Revert.
28321 2016-04-14 Marek Polacek <polacek@redhat.com>
28322 Jan Hubicka <hubicka@ucw.cz>
28325 * tree.c (verify_type): Disable the canonical type of main variant
28328 2016-04-14 Jason Merrill <jason@redhat.com>
28330 * cfgexpand.c, expr.c: Revert previous change.
28332 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
28334 PR middle-end/70643
28335 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
28336 when building a mem ref for the incoming reduction variable.
28338 2016-04-14 Richard Biener <rguenther@suse.de>
28340 PR tree-optimization/70614
28341 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
28342 loop if the evolution dropped to chrec_dont_know.
28343 (interpret_condition_phi): Likewise.
28345 2016-04-14 Richard Biener <rguenther@suse.de>
28347 PR tree-optimization/70623
28348 * tree-ssa-pre.c (changed_blocks): Make global ...
28349 (compute_antic): ... local here. Move and fix worklist
28350 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
28351 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
28352 worklist handling, dump when ANTIC_IN changed.
28353 (compute_partial_antic_aux): Remove worklist handling.
28354 (init_pre): Do not compute post dominators. Add a comment about
28355 the CFG order chosen.
28356 (fini_pre): Do not free post dominators.
28358 2016-04-13 Martin Sebor <msebor@redhat.com>
28363 * doc/extend.texi (Variable Length): Document C++ specifics.
28365 2016-04-13 Jakub Jelinek <jakub@redhat.com>
28368 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
28369 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
28370 eh edges have been purged.
28373 * tree-sra.c (create_access_replacement,
28374 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
28376 * tree-pretty-print.c (dump_fancy_name): New function.
28377 (dump_decl_name, dump_generic_node): Use it.
28379 2016-04-13 Jason Merrill <jason@redhat.com>
28381 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
28382 * expr.c (expand_expr_real_1): Likewise.
28384 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
28386 * config/i386/i386.md (kunpckhi): Swap operands.
28387 (kunpcksi): Likewise.
28388 (kunpckdi): Likewise.
28389 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
28390 (vec_pack_trunc_<mode>): Likewise.
28392 2016-04-13 Jakub Jelinek <jakub@redhat.com>
28395 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
28397 PR middle-end/70633
28398 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
28399 gimplification turns some element into non-constant.
28402 * rtl.h (convert_memory_address_addr_space_1): New prototype.
28403 * explow.c (convert_memory_address_addr_space_1): No longer static,
28404 add NO_EMIT argument and don't call convert_modes if true, pass
28405 it down recursively, remove break after return.
28406 (convert_memory_address_addr_space): Adjust caller.
28407 * simplify-rtx.c (simplify_unary_operation_1): Call
28408 convert_memory_address_addr_space_1 instead of convert_memory_address,
28409 if it returns NULL, don't simplify.
28411 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
28414 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
28416 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28418 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28419 Bump the upper SIMDLEN limits, so that if the return type or
28420 characteristic type if the return type is void can be passed in
28421 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
28424 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
28427 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
28428 Do not use "=" constraint on an input constraint.
28429 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
28430 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
28431 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
28432 generates (neg (abs ...)) instead of (abs ...).
28434 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28436 PR rtl-optimization/70596
28437 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
28438 just invalidate LRA data and reset them. Adjust dump wording.
28440 2016-04-12 Martin Liska <mliska@suse.cz>
28443 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28445 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
28447 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
28448 max_loop_iterations_int.
28449 (tree_unswitch_outer_loop): Likewise.
28450 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
28451 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
28453 2016-04-12 Tom de Vries <tom@codesourcery.com>
28455 PR tree-optimization/68756
28456 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
28457 instead of new_name.
28459 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28461 PR tree-optimization/70602
28462 * tree-sra.c (generate_subtree_copies): Don't write anything into
28463 constant pool decls.
28465 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
28466 regardless whether there are depend clauses or not.
28468 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
28471 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
28472 target attribute and pragma from changing the -mfloat128
28473 and -mfloat128-hardware options.
28475 * doc/extend.texi (Additional Floating Types): Document PowerPC
28476 __float128 restrictions.
28478 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28481 * config/aarch64/driver-aarch64.c
28482 (aarch64_get_extension_string_for_isa_flags): New.
28483 (arch_extension): Rename to...
28484 (aarch64_arch_extension): ...This.
28485 (ext_to_feat_string): Rename to...
28486 (aarch64_extensions): ...This.
28487 (aarch64_core_data): Keep track of architecture extension flags.
28488 (cpu_data): Rename to...
28489 (aarch64_cpu_data): ...This.
28490 (aarch64_arch_driver_info): Keep track of architecture extension
28492 (get_arch_name_from_id): Rename to...
28493 (get_arch_from_id): ...This, change return type.
28494 (host_detect_local_cpu): Update and reformat for renames, handle
28495 extensions through common infrastructure.
28497 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28500 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
28501 track of a canonical flag name.
28502 (all_extensions): Likewise.
28503 (arch_to_arch_name): Also track extension flags enabled by the arch.
28504 (all_architectures): Likewise.
28505 (aarch64_parse_extension): Move to here.
28506 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
28508 (aarch64_rewrite_selected_cpu): Update for above change.
28509 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
28510 are handled, such that the single explicit value enabled by an
28511 extension is kept seperate from the implicit values it also enables.
28512 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
28514 (aarch64_parse_extension): New.
28515 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
28516 here to config/aarch64/aarch64-protos.h.
28517 (aarch64_parse_extension): Move from here to
28518 common/config/aarch64/aarch64-common.c.
28519 (aarch64_option_print): Update.
28520 (aarch64_declare_function_name): Likewise.
28521 (aarch64_start_file): Likewise.
28522 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
28523 the canonical flag for extensions.
28524 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
28527 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28529 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
28532 2016-04-09 Tom de Vries <tom@codesourcery.com>
28534 PR tree-optimization/68953
28535 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
28536 first to last subscript.
28538 2016-04-09 Jakub Jelinek <jakub@redhat.com>
28540 PR tree-optimization/70586
28541 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
28544 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
28548 PR tree-optimization/70373
28549 PR middle-end/70533
28550 PR middle-end/70534
28551 PR middle-end/70535
28552 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
28553 clauses for acc parallel reductions as necessary. Error on those
28555 * omp-low.c (scan_sharing_clauses): Don't install variables which
28556 are used in acc parallel reductions.
28557 (lower_rec_input_clauses): Remove dead code.
28558 (lower_oacc_reductions): Add support for reference reductions.
28559 (lower_reduction_clauses): Remove dead code.
28560 (lower_omp_target): Don't remap variables appearing in acc parallel
28562 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
28564 2016-04-08 Jakub Jelinek <jakub@redhat.com>
28566 PR middle-end/70593
28567 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
28568 with multiple SSA_NAME defs, force the outputs other than first
28569 to be live before calling live_track_process_def on each output.
28571 PR rtl-optimization/70574
28572 * fwprop.c (forward_propagate_and_simplify): Don't add
28573 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
28574 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
28575 paradoxical subregs within *loc.
28577 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
28579 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
28580 -ftree-parallelize-loops={0,1}.
28581 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
28582 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
28583 * config/ia64/hpux.h (LIB_SPEC): Likewise.
28584 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
28585 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
28587 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
28590 * asan.c (instrument_derefs): If we get unknown location, extract it
28591 with EXPR_LOCATION.
28592 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
28594 2016-04-08 Tom de Vries <tom@codesourcery.com>
28596 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
28597 implicit firstprivate clause.
28599 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28602 * config/arm/thumb2.md (tst + branch-> lsls + branch
28603 peephole below *orsi_not_shiftsi_si): Require that condition
28604 register is dead after the peephole.
28605 (second peephole after the above): Likewise.
28607 2016-04-08 Alan Modra <amodra@gmail.com>
28610 * builtins.c (fold_builtin_classify): For IBM extended precision,
28611 look at just the high-order double to test for NaN.
28612 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
28613 test just the high double for Inf but both doubles for subnormal
28616 2016-04-07 Jakub Jelinek <jakub@redhat.com>
28618 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
28619 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
28620 node->simdclone->mask_mode != VOIDmode masks.
28621 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
28622 earlier, use it instead of node->simdclone.
28623 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28624 Set clonei->mask_mode.
28626 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
28629 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
28630 Pass it through to cp_parser_already_scoped_statement.
28631 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
28632 it through to cp_parser_statement.
28633 (cp_parser_statement): Pass IF_P through to
28634 cp_parser_iteration_statement.
28635 (cp_parser_pragma): Adjust call to
28636 cp_parser_iteration_statement.
28638 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
28641 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
28642 resolve a future -Wparentheses warning.
28643 * omp-low.c (scan_sharing_clauses): Likewise.
28644 * tree-parloops.c (eliminate_local_variables): Likewise.
28646 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
28648 PR rtl-optimization/70398
28649 * lra-constraints.c (process_address_1): Check zero scale and code
28650 for reloading with zero scale.
28652 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
28654 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
28655 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
28657 2016-04-06 Jakub Jelinek <jakub@redhat.com>
28659 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28660 Add support for AVX512F clones, include them by default for
28661 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
28662 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
28665 PR middle-end/70550
28666 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
28667 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
28668 firstprivate clauses.
28669 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
28670 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
28671 (lower_omp_target): Set TREE_NO_WARNING for
28672 non-addressable possibly uninitialized vars which are copied into
28673 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
28675 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
28677 * config/pa/predicates.md (integer_store_memory_operand): Accept
28678 REG+D operands with a large offset when reload_in_progress is true.
28679 (floating_point_store_memory_operand): Likewise.
28681 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28684 * match.pd (nested int casts): Limit to GIMPLE.
28686 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
28689 * ipa-devirt.c (maybe_record_node): Fix comment; use
28690 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
28692 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28694 PR rtl-optimization/70542
28695 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
28696 if there are any uses other than insn or debug insns.
28698 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
28699 Jakub Jelinek <jakub@redhat.com>
28701 PR tree-optimization/70509
28702 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
28703 Shift HOST_WIDE_INT_1U instead of 1.
28705 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
28707 PR tree-optimization/70509
28708 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
28709 of the vector base type for index.
28711 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
28714 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
28716 2016-04-05 Richard Biener <rguenther@suse.de>
28718 PR tree-optimization/70526
28719 * tree-sra.c (build_ref_for_offset): Use prev_base to
28720 extract the alias pointer type.
28722 2016-04-05 Richard Biener <rguenther@suse.de>
28724 * dse.c (struct store_info): Remove alias_set member.
28725 (struct read_info_type): Likewise.
28726 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
28727 spill_deleted, clear_alias_set_lookup): Remove.
28728 (get_group_info): Remove dead base == NULL_RTX case.
28729 (dse_step0): Remove initialization of removed variables.
28730 (delete_dead_store_insn): Reomve alias set dumping.
28731 (free_read_records): Remove alias_set handling.
28732 (canon_address): Remove alias_set_out parameter.
28733 (record_store): Remove spill_alias_set, it's always zero.
28734 (check_mem_read_rtx): Likewise.
28735 (dse_step2): Rename from ...
28736 (dse_step2_nospill): ... this. Adjust.
28737 (scan_stores): Rename from ...
28738 (scan_stores_nospill): ... this.
28739 (scan_reads): Rename from ...
28740 (scan_reads_nospill): ... this.
28741 (scan_stores_spill, scan_reads_spill): Remove.
28742 (dse_step3_scan): Remove for_spills argument which is always false.
28743 (dse_step3): Likewise.
28744 (dse_step5): Rename from ...
28745 (dse_step5_nospill): ... this. Remove alias_set handling.
28746 (rest_of_handle_dse): Adjust.
28748 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28751 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
28752 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
28753 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
28754 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
28756 2016-04-05 Richard Biener <rguenther@suse.de>
28758 PR middle-end/70499
28759 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
28760 non-register type temporaries into SSA.
28762 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
28765 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
28766 calls when sanitizing.
28767 (possible_polymorphic_call_target_p): Fix formatting.
28769 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28770 Jakub Jelinek <jakub@redhat.com>
28772 PR middle-end/70457
28773 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
28774 to ensure a call statement is compatible with a built-in's
28776 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
28779 2016-04-04 Richard Biener <rguenther@suse.de>
28781 PR rtl-optimization/70484
28782 * rtl.h (canon_output_dependence): Declare.
28783 * alias.c (canon_output_dependence): New function.
28784 * dse.c (record_store): Use canon_output_dependence rather
28785 than canon_true_dependence.
28787 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28790 * cgraph.h (symtab_node::copy_visibility_from): New function.
28791 * symtab.c (symtab_node::copy_visibility_from): New function.
28792 * ipa-visibility.c (optimize_weakref): New function.
28793 (function_and_variable_visibility): Use it.
28795 2016-04-04 Martin Liska <mliska@suse.cz>
28798 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
28799 value that is really in range handled by SBR instruction.
28800 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
28801 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
28802 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
28804 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
28808 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
28809 set, but not for SP_REG operands.
28811 2016-04-02 Martin Sebor <msebor@redhat.com>
28814 * fold-const.c (maybe_nonzero_address): New function.
28815 (fold_comparison): Call it. Fold equality and relational
28816 expressions involving null pointers.
28817 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
28819 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
28821 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
28822 the "Y" constraint (scalar FP 0.0 immediate).
28824 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
28825 Add the "const_double" to the list of operand constraints.
28827 2016-04-01 Jakub Jelinek <jakub@redhat.com>
28829 PR rtl-optimization/70467
28830 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
28831 If low word of the last operand is 0, just emit addition/subtraction
28834 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28837 * config/s390/s390.c (s390_expand_insv): Check for everything
28838 constant instead of just VOIDmode stuff.
28840 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28843 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
28845 2016-04-01 Nathan Sidwell <nathan@acm.org>
28847 * tree.def (TRY_CATCH_EXPR): Correct documentation.
28849 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
28851 PR rtl-optimization/70461
28852 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
28855 2016-03-31 Martin Liska <mliska@suse.cz>
28858 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
28859 a tree value or an immediate integer value to a buffer
28860 that is eventually copied to a BRIG section.
28861 (emit_immediate_operand): Call the function here.
28862 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
28863 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
28864 of class' fields that are removed.
28865 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
28866 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
28867 m_brig_repr_size fields.
28869 2016-03-31 Martin Liska <mliska@suse.cz>
28872 * hsa-gen.c (hsa_function_representation::update_dominance): New
28874 (convert_addr_to_flat_segment): Likewise.
28875 (gen_hsa_memory_set): New alignment argument.
28876 (gen_hsa_ctor_assignment): Likewise.
28877 (gen_hsa_insns_for_single_assignment): Provide alignment
28878 to gen_hsa_ctor_assignment.
28879 (gen_hsa_insns_for_direct_call): Add new argument.
28880 (expand_lhs_of_string_op): New function.
28881 (expand_string_operation_builtin): Likewise.
28882 (expand_memory_copy): New function.
28883 (expand_memory_set): New function.
28884 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
28885 (convert_switch_statements): Change signature.
28886 (generate_hsa): Use a return value of the function.
28887 (pass_gen_hsail::execute): Do not call
28888 convert_switch_statements here.
28889 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
28890 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
28891 (hsa_function_representation::update_dominance): New function.
28893 2016-03-31 Martin Liska <mliska@suse.cz>
28896 * hsa-brig.c (emit_directive_variable): Emit alignment
28897 according to hsa_symbol::m_align.
28898 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
28899 (dump_hsa_symbol): Dump alignment of HSA symbols.
28900 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
28901 (gen_hsa_addr_with_align): New function.
28902 (hsa_bitmemref_alignment): Use newly added function.
28903 (gen_hsa_insns_for_load): Likewise.
28904 (gen_hsa_insns_for_store): Likewise.
28905 (gen_hsa_memory_copy): New argument added.
28906 (gen_hsa_insns_for_single_assignment): Respect
28907 alignment for assignments processed via gen_hsa_memory_copy.
28908 (gen_hsa_insns_for_direct_call): Likewise.
28909 (gen_hsa_insns_for_return): Likewise.
28910 (gen_function_def_parameters): Set default alignment.
28911 * hsa.c (hsa_object_alignment): New function.
28912 (hsa_byte_alignment): Pasted function.
28913 * hsa.h (hsa_symbol::m_align): New field.
28915 2016-03-31 Bin Cheng <bin.cheng@arm.com>
28917 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
28918 scratch field for goto case.
28920 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
28922 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
28924 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
28927 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
28928 (scalar_chain::convert_insn): Call convert_op for reg
28929 moves to handle undefined registers.
28931 2016-03-31 Nathan Sidwell <nathan@acm.org>
28934 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
28935 Assert we don't want to move backwards.
28937 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
28940 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
28942 2016-03-31 Jakub Jelinek <jakub@redhat.com>
28944 PR rtl-optimization/70460
28945 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
28946 with operand from REG_LABEL_OPERAND, instead substitute
28947 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
28948 Don't do anything for REG_NON_LOCAL_GOTO jumps.
28950 2016-03-31 Martin Liska <mliska@suse.cz>
28952 * passes.c (execute_one_pass): Do not call
28953 todo_after for a discarded function.
28955 2016-03-31 Bin Cheng <bin.cheng@arm.com>
28957 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
28958 (no_cost, infinite_cost): Initialize the new field.
28959 (get_computation_cost_at): Record setup cost.
28960 (determine_use_iv_cost_address): Skip cost computation for sub
28961 uses if we can estimate it without losing accuracy.
28963 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28965 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
28967 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
28968 max_loop_iterations_int.
28969 (tree_unswitch_outer_loop): Likewise.
28970 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
28971 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
28973 2016-03-30 Richard Biener <rguenther@suse.de>
28975 PR middle-end/70450
28976 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
28978 2016-03-30 Jakub Jelinek <jakub@redhat.com>
28981 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
28982 in gen_blendm expander.
28984 2016-03-30 Nick Clifton <nickc@redhat.com>
28987 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
28988 case where we are already provided with an SImode SUBREG.
28990 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
28993 * config/i386/i386.c (ix86_expand_epilogue): Properly check
28994 conflict between DRAP register and __builtin_eh_return.
28996 2016-03-30 Michael Matz <matz@suse.de>
28997 Richard Biener <rguenther@suse.de>
29000 * ipa-polymorphic-call.c (struct type_change_info): Change
29001 speculative to an unsigned allowing to limit the work we do.
29002 (csftc_abort_walking_p): New inline function..
29003 (check_stmt_for_type_change): Limit the number of may-defs
29004 skipped for speculative devirtualization to
29005 max-speculative-devirt-maydefs.
29006 * params.def (max-speculative-devirt-maydefs): New param.
29007 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
29009 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
29012 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
29015 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
29017 PR tree-optimization/59124
29018 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
29019 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
29021 2016-03-29 Jeff Law <law@redhat.com>
29023 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
29025 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29027 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
29030 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
29032 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
29033 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
29034 gcrt0.o if linking dynamically.
29036 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29039 * ipa-devirt.c (methods_equal_p): New function.
29040 (compare_virtual_tables): Use it.
29041 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
29042 * cgraphclones.c (clone_function_name_1): Use
29043 symbol_table::symbol_suffix_separator.
29044 * coverage.c (build_var): Likewise.
29045 * symtab.c (symbol_table::symbol_suffix_separator): New.
29047 2016-03-29 Jakub Jelinek <jakub@redhat.com>
29049 PR rtl-optimization/70429
29050 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
29051 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
29052 mode != result_mode.
29055 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
29057 PR tree-optimization/70405
29058 * ssa-iterators.h (num_imm_uses): Add missing braces.
29060 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
29062 PR rtl-optimization/68695
29063 * ira-color.c (allocno_copy_cost_saving): New.
29064 (improve_allocation): Use it.
29066 2016-03-29 Richard Henderson <rth@redhat.com>
29068 PR middle-end/70355
29069 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
29071 2016-03-29 Richard Biener <rguenther@suse.de>
29073 PR middle-end/70424
29074 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
29075 use alignment returned by get_pointer_alignment_1 if it is
29076 bigger than BITS_PER_UNIT.
29077 * builtins.c (get_pointer_alignment_1): Do not return true
29078 for alignment extracted from SSA info.
29080 2016-03-28 James Bowman <james.bowman@ftdichip.com>
29082 * config/ft32/ft32.opt (mnodiv): New.
29083 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
29084 * doc/invoke.texi (FT32 Options -mnodiv): New.
29086 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
29089 * config/i386/i386.md (define_split, andn): Fix modes.
29091 2016-03-26 Richard Biener <rguenther@suse.de>
29092 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
29095 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
29097 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
29098 as 2nd argument to cl_optimization_restore().
29100 2016-03-25 Richard Henderson <rth@redhat.com>
29103 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
29104 * config/aarch64/aarch64-protos.h: Declare it.
29105 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
29107 2016-03-25 Alan Modra <amodra@gmail.com>
29110 * config/rs6000/constraints.md (j): Simplify.
29111 * config/rs6000/predicates.md (easy_fp_constant): Exclude
29113 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
29114 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
29115 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
29116 in all constraint alternatives.
29117 (movtd_64bit_nodm): Delete "j" constraint alternative.
29119 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
29121 * tree-ssa-propagate.c: Enhance docs for
29122 SSA_PROP_NOT_INTERESTING.
29124 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
29126 * doc/extend.texi: Fix typo in documentation to pure attribute.
29128 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
29131 * config/pa/pa.md (bswapdi2): Use a scratch register.
29133 2016-03-24 Richard Henderson <rth@redhat.com>
29135 PR middle-end/69845
29136 * fold-const.c (extract_muldiv_1): Correct test for multiplication
29139 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
29141 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
29142 using ix86_expand_binary_operator instead of gen_andsi3.
29144 2016-03-24 Richard Biener <rguenther@suse.de>
29146 PR tree-optimization/70396
29147 * tree-vect-stmts.c (vectorizable_comparison): Use
29148 get_vectype_for_scalar_type.
29150 2016-03-24 Richard Biener <rguenther@suse.de>
29152 PR middle-end/70370
29153 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
29154 with register bases.
29156 2016-03-24 Richard Biener <rguenther@suse.de>
29158 PR tree-optimization/70372
29159 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
29160 build_all_ones_cst to also handle vector types correctly.
29162 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
29165 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
29168 2016-03-23 Marek Polacek <polacek@redhat.com>
29171 * doc/invoke.texi: Document -Wignored-attributes.
29173 2016-03-23 Bin Cheng <bin.cheng@arm.com>
29175 PR tree-optimization/69042
29176 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
29177 parameter from 30 to 40.
29179 2016-03-23 Bin Cheng <bin.cheng@arm.com>
29181 PR tree-optimization/69042
29182 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
29183 for use with constant offset stripped in base.
29185 2016-03-23 Richard Biener <rguenther@suse.de>
29187 PR middle-end/70251
29188 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
29189 mode compatibility check.
29190 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29192 2016-03-23 Jeff Law <law@redhat.com>
29194 PR tree-optimization/64058
29195 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
29197 (struct ssa_conflicts): Move up earlier in the file.
29198 (conflicts_, var_map_): New static variables.
29199 (initialize_conflict_count): New function to initialize the
29200 CONFLICT_COUNT field for each conflict pair.
29201 (compare_pairs): Lazily initialize the conflict count and use it
29202 as the first tie-breaker.
29203 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
29204 and wipe conflicts_ and map_ around the call to qsort. Remove
29205 special case for 2 coalesce pairs.
29206 * bitmap.c (bitmap_count_unique_bits): New function.
29207 (bitmap_count_bits_in_word): New function, extracted from
29209 (bitmap_count_bits): Use bitmap_count_bits_in_word.
29210 * bitmap.h (bitmap_count_unique_bits): Declare it.
29212 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
29215 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
29216 transparent alias chain for decl assembler name.
29217 * config/sol2.c (solaris_assemble_visibility): Likewise.
29219 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29221 * config/arm/arm1020e.md (1020call_op): Reduce reservation
29223 (v10_fdivs): Likewise.
29224 (v10_fdivd): Likewise.
29226 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29229 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
29230 to not call fclose twice on file.
29232 2016-03-23 Jakub Jelinek <jakub@redhat.com>
29234 PR tree-optimization/70354
29235 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
29236 oprnd0 is wider than oprnd1 and there is a cast from the wider
29237 type to oprnd1, mask it with the mask of the narrower type.
29240 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
29241 Optimize TARGET_STV splitters, if high or low word of last argument
29244 2016-03-22 Jeff Law <law@redhat.com>
29247 tree-ssa-threadbackward.c
29248 (fsm_find_control_statement_thread_paths): Correctly distinguish
29249 between old style jump threads vs FSM jump threads.
29251 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
29254 * config/i386/i386.c (scalar_chain::convert_op): Support
29255 uninitialized register usage case.
29257 2016-03-22 Richard Biener <rguenther@suse.de>
29259 PR middle-end/70251
29260 * genmatch.c (gen_transform): Adjust last parameter to a three-state
29262 (capture::gen_transform): ... to change behavior when substituting
29263 a condition into cond or not-cond expr context.
29264 (dt_simplify::gen_1): Adjust.
29265 * gimple-match-head.c: Include gimplify.h for unshare_expr.
29266 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
29267 last change and instead change to
29268 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
29269 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29271 2016-03-22 Anthony Green <green@moxielogic.com>
29273 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
29274 issue for moxiebox targets.
29275 (CC1PLUS_SPEC): Ditto.
29277 2016-03-22 Richard Biener <rguenther@suse.de>
29279 PR middle-end/70333
29280 * fold-const.c (extract_muldiv_1): Properly perform multiplication
29283 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
29285 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
29287 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
29290 * config/i386/i386.c (def_builtin): Handle
29291 OPTION_MASK_ISA_AVX512VL to be and-ed with other
29293 (const struct builtin_description bdesc_special_args[]):
29294 Remove duplicate ISA bits.
29296 2016-03-22 Jakub Jelinek <jakub@redhat.com>
29299 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
29300 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
29301 in a way that works also for AVX512BW.
29304 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
29305 instead of source if operands[1] is xmm16 and above and
29306 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
29307 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
29310 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
29311 on assign if (*from_p) is a comparison, set it to
29312 TREE_NO_WARNING (*from_p).
29314 2016-03-21 Jakub Jelinek <jakub@redhat.com>
29316 PR middle-end/70326
29317 * lra.c (restore_scratches): Ignore deleted insns.
29319 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
29320 Jakub Jelinek <jakub@redhat.com>
29322 PR tree-optimization/70317
29323 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
29326 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
29329 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
29330 of ix86_expand_move.
29332 (movti): Use general_operand for operand 1 predicate.
29334 2016-03-21 Martin Liska <mliska@suse.cz>
29336 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
29338 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
29340 2016-03-21 Martin Liska <mliska@suse.cz>
29343 * ipa-icf.c (sem_function::parse): Skip static
29344 constructors and destructors.
29346 2016-03-21 Jakub Jelinek <jakub@redhat.com>
29349 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
29350 function-like macro, peek following token(s) if it is followed
29351 by CPP_OPEN_PAREN token with optional padding in between, and
29352 if not, don't treat it like a macro.
29354 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
29355 Alexander Monakov <amonakov@ispras.ru>
29357 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
29358 for the stabs debug format.
29360 2016-03-21 Richard Biener <rguenther@suse.de>
29362 PR tree-optimization/70310
29363 * tree-vect-generic.c (expand_vector_condition): Fold the built
29366 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
29369 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
29370 Block third alternative for AVX-512VL target,
29372 2016-03-21 Martin Liska <mliska@suse.cz>
29375 * hsa-brig.c (emit_function_directives): Mark unemitted
29376 global variables for emission.
29377 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
29378 (get_symbol_for_decl): Likewise.
29379 * hsa.h (struct hsa_symbol): New flag.
29381 2016-03-21 Richard Biener <rguenther@suse.de>
29383 PR tree-optimization/70288
29384 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
29385 we do not estimate unsimplified all-constant conditionals or
29386 switches as optimized away.
29388 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
29390 PR rtl-optimization/69102
29391 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
29392 when we have a readonly dependency context.
29394 2016-03-18 Jeff Law <law@redhat.com>
29396 PR rtl-optimization/70263
29397 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
29398 (update_equiv_regs): When trying to move a store to after the insn
29399 that sets the source of the store, make sure the store occurs after
29400 the insn that sets the source of the store. When successful note
29401 the REG_EQUIV note created in the dump file.
29403 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
29404 Bernd Schmidt <bschmidt@redhat.com>
29406 * doc/extend.texi: Document more potential problems with basic asms.
29408 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
29410 PR rtl-optimization/70278
29411 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
29414 2016-03-18 Jason Merrill <jason@redhat.com>
29416 * calls.c (load_register_parameters): Fix zero size sibcall logic.
29418 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
29420 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
29421 values to 128b regs.
29423 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
29425 PR tree-optimization/70252
29426 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
29427 boolean vector has a proper number of elements.
29428 (supportable_narrowing_operation): Likewise.
29430 2016-03-18 Tom de Vries <tom@codesourcery.com>
29433 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
29435 2016-03-18 Jakub Jelinek <jakub@redhat.com>
29437 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
29438 instead of replace_rtx for DEBUG_INSNs.
29440 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29442 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
29443 load type reservations.
29445 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
29448 * config/pa/constraints.md: Revert 2015-02-13 change. Use
29449 define_constraint for "Q" and "T" constraints.
29451 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
29453 Tweak the pipeline model for Exynos M1
29455 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
29458 2016-03-17 David Malcolm <dmalcolm@redhat.com>
29461 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
29462 where one or both locations aren't within a line_map.
29464 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
29467 * opts.c (finish_options): Don't set flag_pie to the default if
29468 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
29471 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
29473 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
29474 true as ALL_REGS argument to replace_rtx.
29476 2016-03-17 Richard Biener <rguenther@suse.de>
29479 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
29482 2016-03-17 Jakub Jelinek <jakub@redhat.com>
29485 * rtl.h (replace_rtx): Add ALL_REGS argument.
29486 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
29487 equality and assert mode is the same, instead of just rtx pointer
29489 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
29490 true as ALL_REGS argument to replace_rtx.
29492 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
29494 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
29495 for boolean vector with vector mode only.
29496 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29498 2016-03-17 Nick Clifton <nickc@redhat.com>
29501 * config/rx/rx.c (rx_print_integer): Print negative constants in
29504 2016-03-17 Jakub Jelinek <jakub@redhat.com>
29507 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
29509 2016-03-16 Richard Henderson <rth@redhat.com>
29510 Richard Biener <rguenth@suse.de>
29512 PR middle-end/70240
29513 PR middle-end/68215
29515 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
29516 first operand as is_gimple_condexpr.
29518 PR middle-end/70240
29519 PR middle-end/68215
29521 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
29522 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
29523 Do not gimplify the result.
29524 (do_unop): Adjust call to tree_vec_extract.
29525 (do_binop): Likewise.
29526 (do_compare): Likewise.
29527 (do_plus_minus): Likewise.
29528 (do_negate): Likewise.
29529 (expand_vector_condition): Likewise.
29530 (do_cond): Likewise.
29532 2016-03-16 Richard Henderson <rth@redhat.com>
29535 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
29536 (aarch64_classify_address): Use it.
29537 (aarch64_legitimize_address): Force all subexpressions of PLUS
29538 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
29540 2016-03-16 Jakub Jelinek <jakub@redhat.com>
29541 Richard Biener <rguenth@suse.de>
29544 * rtlanal.c (replace_rtx): For REG, if from is a REG,
29545 return to even if only REGNO is equal, and assert
29548 2016-03-11 Jeff Law <law@redhat.com>
29550 PR rtl-optimization/70224
29551 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
29553 2016-03-16 Richard Henderson <rth@redhat.com>
29555 PR middle-end/70199
29556 * function.h (struct function): Add has_forced_label_in_static.
29557 * gimplify.c (force_labels_r): Set it.
29558 * lto-streamer-in.c (input_struct_function_base): Read it.
29559 * lto-streamer-out.c (output_struct_function_base): Write it.
29560 * tree-inline.c (has_label_address_in_static_1): Remove.
29561 (copy_forbidden): Remove fndecl parameter; test
29562 has_forced_label_in_static.
29563 (inline_forbidden_p): Update call to copy_forbidden.
29564 (tree_versionable_function_p): Likewise.
29565 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
29566 (chkp_versioning): Likewise.
29567 * tree-inline.h (copy_forbidden): Update decl.
29569 2016-03-16 Marek Polacek <polacek@redhat.com>
29572 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
29573 function being thunked if the result type doesn't have fixed size.
29574 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
29575 doesn't have fixed size.
29577 2016-03-16 Bin Cheng <bin.cheng@arm.com>
29579 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
29580 reporting malformed loop nest.
29582 2016-03-16 Tom de Vries <tom@codesourcery.com>
29585 * ipa-devirt.c (possible_polymorphic_call_targets): Move
29586 nodes.length () == 1 test to before first nodes[0] access.
29588 2016-03-16 Tom de Vries <tom@codesourcery.com>
29590 PR tree-optimization/68715
29591 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
29592 single_pred_p test.
29594 2016-03-16 Tom de Vries <tom@codesourcery.com>
29596 PR tree-optimization/68809
29597 * graphite-scop-detection.c (same_close_phi_node): Test if result types
29600 2016-03-16 Carlos O'Donell <carlos@redhat.com>
29601 Sandra Loosemore <sandra@codesourcery.com>
29603 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
29604 on leaf attribute. Mention ELF interposition problems.
29606 2016-03-16 Alan Modra <amodra@gmail.com>
29608 PR rtl-optimization/69195
29609 PR rtl-optimization/47992
29610 * ira.c (indirect_jump_optimize): Ignore artificial defs.
29613 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
29616 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
29618 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
29620 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
29622 2016-03-15 Jakub Jelinek <jakub@redhat.com>
29624 PR rtl-optimization/70222
29625 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
29626 optimization if mode is different from result_mode, queue up masking
29627 of the result in outer_op. Formatting fix.
29629 PR middle-end/70239
29630 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
29633 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29635 PR rtl-optimization/69032
29636 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
29637 looping backwards over basic block insns.
29639 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29642 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
29643 to non-speculative when propagating trap bits.
29645 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29647 PR rtl-optimization/63384
29648 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
29649 DEBUG_INSN_P insns.
29651 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29654 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
29655 factored out from ...
29656 (sched_analyze_insn): ... here.
29657 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
29658 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
29659 get_implicit_reg_pending_clobbers in it.
29660 (setup_id_reg_sets): Use setup_id_implicit_regs.
29661 (deps_init_id): Ditto.
29663 2016-03-15 Tom de Vries <tom@codesourcery.com>
29666 * cgraph.c (cgraph_node::get_body): Save, reset and restore
29668 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
29669 execute_function_dump.
29670 (execute_one_pass): Don't dump function if it will be dumped after ipa
29673 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
29675 * genrecog.c (match_pattern_2): If pred is NULL don't call
29676 safe_predicate_mode on it.
29678 2016-03-14 Jakub Jelinek <jakub@redhat.com>
29680 PR middle-end/70219
29681 * lra-constraints.c (delete_move_and_clobber): Change assertion
29682 to also allow dregno == 0.
29684 2016-03-14 Richard Henderson <rth@redhat.com>
29687 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
29688 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
29689 (reassociate_bb): Use optimize_vec_cond_expr; avoid
29690 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
29693 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
29696 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
29698 (lra_create_live_ranges_1): initialize hard register biggest_mode to
29700 * lra-constraints.c (split_reg): For hard regs, try to find the
29701 biggest single-register mode used in the function.
29703 2016-03-14 Richard Biener <rguenther@suse.de>
29705 PR tree-optimization/56365
29706 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
29707 constants to compare against.
29709 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
29712 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
29713 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
29714 (define_split for the GPR case): Use int_reg_operand instead of
29715 gpc_reg_operand for the output.
29717 2016-03-14 Tom de Vries <tom@codesourcery.com>
29719 PR tree-optimization/70045
29720 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
29721 create_empty_if_region_on_edge argument.
29723 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
29725 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
29726 (STACK_CHECK_PROTECT): Likewise.
29727 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
29728 (STACK_CHECK_PROTECT): Likewise.
29729 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
29730 (STACK_CHECK_PROTECT): Likewise.
29731 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
29732 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
29733 (STACK_CHECK_PROTECT): Likewise.
29735 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
29737 PR rtl-optimization/69307
29738 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
29739 registers in modes that span more than one register.
29741 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
29744 * lra-constraints.c (delete_move_and_clobber): New.
29745 (remove_inheritance_pseudos): Use it.
29747 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
29750 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
29751 the libcall is LCT_THROW.
29752 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
29753 for the checking routine.
29755 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
29758 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
29759 optimization if we have direct move.
29760 (roundu32<mode>2_fprs): Likewise.
29762 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
29765 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
29767 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
29768 Arguments swapped. All callers changed. Take reg_renumber into
29769 account, and Calculate and compare register ranges for hard regs.
29771 2016-03-11 Jeff Law <law@redhat.com>
29773 PR tree-optimization/70190
29774 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29775 Handle cases where we can not extract the taken edge, even though we
29776 found a constant value.
29778 PR tree-optimization/64058
29779 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
29780 (num_coalesce_pairs): Move up earlier in file.
29781 (find_coalesce_pair): Initialize the INDEX field for each pair
29783 (compare_pairs): No longer sort on the elements in each pair.
29784 Instead break ties with the index of the coalesce pair.
29786 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29789 * config/aarch64/aarch64-protos.h
29790 (aarch64_save_restore_target_globals): New prototype.
29791 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
29792 Call the above when popping pragma.
29793 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
29795 (aarch64_set_current_function): Rewrite using the above.
29797 2016-03-11 Jakub Jelinek <jakub@redhat.com>
29799 PR tree-optimization/70177
29800 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
29801 (extract_ops_from_tree): ... this. In the 2 argument
29802 overload remove _1 suffix.
29803 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
29804 (extract_ops_from_tree): ... this.
29805 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
29807 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
29808 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
29809 extract_ops_from_tree instead of 2 operand one.
29811 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
29813 PR tree-optimization/70013
29814 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
29815 for constant-pool entries.
29817 2016-03-11 Jakub Jelinek <jakub@redhat.com>
29819 PR rtl-optimization/70174
29820 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
29821 followed by gen_lowpart on force_reg instead of just gen_lowpart.
29823 PR tree-optimization/70169
29824 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
29825 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
29828 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
29829 Jakub Jelinek <jakub@redhat.com>
29832 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
29833 of uninitialized values.
29835 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29837 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
29839 ("*trunctddd2"): New pattern definition.
29840 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
29843 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29845 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
29846 definitions for BFP and DFP rounding modes.
29847 ("fixuns_truncdddi2", "fixuns_trunctddi2")
29848 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
29849 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
29850 ("fix_trunctf<mode>2"): Use the new constants instead of magic
29853 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29855 * config/s390/constraints.md: Adjust comment.
29856 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
29857 s390_decompose_addrstyle_without_index.
29858 * config/s390/predicates.md (shift_count_or_setmem_operand):
29859 Rename to setmem_operand.
29860 * config/s390/s390-protos.h
29861 (s390_decompose_shift_count): Rename to
29862 s390_decompose_addrstyle_without_index.
29863 * config/s390/s390.c (s390_decompose_shift_count)
29864 (s390_mem_constraint, print_shift_count_operand)
29865 (print_operand_address, print_operand): Rename
29866 s390_decompose_shift_count to
29867 s390_decompose_addrstyle_without_index and rename
29868 print_shift_count_operand to print_addrstyle_operand troughout the
29870 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
29871 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
29872 Rename shift_count_or_setmem_operand to setmem_operand.
29873 * config/s390/vx-builtins.md ("vec_insert<mode>")
29874 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
29877 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29880 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
29881 Handle overlapping retval and newval.
29883 2016-03-10 Nick Clifton <nickc@redhat.com>
29886 * config/aarch64/aarch64.c
29887 (aarch64_override_options_after_change_1): When forcing
29888 flag_omit_frame_pointer to be true, use a special value that can
29889 be detected if this function is called again, thus preventing
29890 flag_omit_leaf_frame_pointer from being forced to be false.
29892 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29894 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
29895 Set x_flag_omit_leaf_frame_pointer when handling
29896 -momit-leaf-frame-pointer.
29898 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29901 * cgraph.c (cgraph_node::dump): Dump split_part and
29902 indirect_call_target.
29903 * cgraph.h (cgraph_node): Add indirect_call_target flag.
29904 * ipa.c (has_addr_references_p): Cleanup.
29905 (is_indirect_call_target_p): New.
29906 (walk_polymorphic_call_targets): Do not mark virtuals that may be
29907 called indirectly as local.
29908 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
29910 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29913 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
29914 on cxa_pure_virtual.
29916 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29919 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
29921 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29924 * tree.c (need_assembler_name_p): Only record main variant type names.
29926 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
29929 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
29930 Always define to 0 or 1.
29931 (TARGET_FIX_ERR_A53_843419): New macro.
29932 * config/aarch64/aarch64-elf-raw.h
29933 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
29934 * config/aarch64/aarch64-linux.h: Likewise.
29935 * config/aarch64/aarch64.c
29936 (aarch64_override_options_after_change_1): Do not default
29937 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
29939 (aarch64_attributes): Handle fix-cortex-a53-843419.
29940 (aarch64_can_inline_p): Likewise.
29941 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
29943 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
29944 Jakub Jelinek <jakub@redhat.com>
29946 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
29947 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
29948 DECL_COMMONS if flag_unconstrained_commons is set.
29949 * tree-dfa.c (get_ref_base_and_extent): Likewise.
29950 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
29951 (funconstrained-commons): Document.
29953 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
29955 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
29956 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
29958 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
29960 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
29961 has a proper number of elements.
29963 2016-03-10 Alan Modra <amodra@gmail.com>
29965 PR rtl-optimization/69195
29966 PR rtl-optimization/47992
29967 * ira.c (recorded_label_ref): Delete.
29968 (update_equiv_regs): Return void.
29969 (indirect_jump_optimize): New function.
29970 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
29971 before regstat_compute_ri. Don't rebuild_jump_labels here.
29972 Delete update_regstat.
29974 2016-03-10 Richard Biener <rguenther@suse.de>
29976 PR tree-optimization/70128
29977 * tree-ssa-structalias.c (set_uids_in_ptset): Set
29978 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
29980 2016-03-09 Jakub Jelinek <jakub@redhat.com>
29982 PR tree-optimization/70152
29983 * tree-sra.c (replace_removed_params_ssa_names): Copy over
29984 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
29987 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
29988 instead of gen_sse2_loadlpd.
29989 * config/i386/sse.md (*vec_concatv2df): Rename to...
29990 (vec_concatv2df): ... this.
29992 PR tree-optimization/70127
29993 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
29995 2016-03-09 David Malcolm <dmalcolm@redhat.com>
29999 * diagnostic-show-locus.c (compatible_locations_p): New function.
30000 (layout::layout): Sanitize ranges using compatible_locations_p.
30002 2016-03-09 David Malcolm <dmalcolm@redhat.com>
30006 * diagnostic-show-locus.c (layout_range::layout_range): Replace
30007 location_range param with three const expanded_locations * and a
30009 (layout::layout): Replace call to
30010 rich_location::lazily_expand_location with get_expanded_location.
30011 Extract the range and perform location expansion here, passing
30012 the results to the layout_range ctor.
30013 * diagnostic.c (source_range::debug): Delete.
30014 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
30015 of rich_location::get_expanded_location.
30016 * gcc-rich-location.c (get_range_for_expr): Delete.
30017 (gcc_rich_location::add_expr): Reimplement to avoid the
30018 rich_location::add_range overload that took a location_range,
30019 passing a location_t instead.
30021 2016-03-09 Richard Biener <rguenther@suse.de>
30022 Jakub Jelinek <jakub@redhat.com>
30024 PR tree-optimization/70138
30025 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
30026 Also skip vect_double_reduction_def.
30028 2016-03-09 Jakub Jelinek <jakub@redhat.com>
30031 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
30032 if the operand is "m".
30034 2016-03-09 Nathan Sidwell <nathan@acm.org>
30036 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
30038 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
30040 * config/i386/i386.c (processor_target_table): Fix cost table
30041 intialization order for znver1.
30043 2016-03-08 Jakub Jelinek <jakub@redhat.com>
30045 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
30046 - becuase -> because.
30047 * ipa-reference.c (ignore_module_statics): Likewise.
30048 * cgraph.c (cgraph_node::get_body): Likewise.
30049 * ipa-inline.c (early_inliner): Likewise.
30050 * ipa-devirt.c (types_same_for_odr): Likewise.
30051 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
30052 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
30054 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30056 * tree-ssa-math-opts.c: Fix typo in comment.
30058 2016-03-08 Jakub Jelinek <jakub@redhat.com>
30061 * config/i386/i386.c (scalar_chain::make_vector_copies,
30062 scalar_chain::convert_reg): Call end_sequence in between
30063 get_insns and emit_conversion_insns rather than after both
30066 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
30069 * config/i386/i386.h (machine_function): Add
30070 pc_thunk_call_expanded flag.
30071 (ix86_pc_thunk_call_expanded): New define.
30072 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
30073 (*set_got): Rename insn pattern from set_got.
30074 (*set_got_labelled): Rename inst pattern from set_got_labelled.
30075 * config/i386/i386.c (ix86_compute_frame_layout): Use
30076 ix86_pc_thunk_call_expanded to prevent red-zone.
30078 2016-03-07 Martin Jambor <mjambor@suse.cz>
30080 * hsa.h (hsa_get_ctor_statements): Declare.
30081 (hsa_get_dtor_statements): Likewise.
30082 (hsa_get_kernel_dispatch_type): Likewise.
30083 * hsa.c (hsa_get_ctor_statements): New function.
30084 (hsa_get_dtor_statements): Likewise.
30085 (hsa_get_kernel_dispatch_type): Likewise.
30086 * hsa-brig.c (hsa_cdtor_statements): Removed.
30087 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
30088 hsa_get_dtor_statements.
30089 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
30090 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
30092 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
30094 * config/arm/arm-cores.def (cortex-r8): New.
30095 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
30096 * config/arm/arm-tune.md: Likewise.
30097 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
30099 2016-03-07 Martin Sebor <msebor@redhat.com>
30101 PR rtl-optimization/19705
30102 * doc/invoke.texi (Options That Control Optimization): Clarify
30103 -fno-branch-count-reg.
30105 2016-02-26 Richard Biener <rguenther@suse.de>
30106 Jeff Law <law@redhat.com>
30108 PR tree-optimization/69740
30109 * cfghooks.c (remove_edge): Request loop fixups if we delete
30110 an edge that might turn an irreducible loop into a natural
30112 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
30113 Move after definition of loops_state_clear.
30115 2016-03-07 Bin Cheng <bin.cheng@arm.com>
30117 PR rtl-optimization/69052
30118 * rtlanal.c (commutative_operand_precedence): Set higher precedence
30121 2016-03-07 Tom de Vries <tom@codesourcery.com>
30123 PR tree-optimization/70116
30124 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
30125 is_tm_ending stmts and ubsan/asan internal functions.
30126 (find_duplicate): Use it. Don't test is_tm_ending here.
30128 2016-03-07 Richard Biener <rguenther@suse.de>
30130 PR tree-optimization/70115
30131 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
30132 (propagate_constants_for_unrolling): Use replace_uses_by.
30134 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
30136 PR middle-end/69916
30137 * omp-low.c (struct oacc_loop): Add ifns.
30138 (new_oacc_loop_raw): Initialize it.
30139 (finish_oacc_loop): Clear mask & flags if no ifns.
30140 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
30141 (oacc_loop_xform_loop): Add ifns arg & adjust.
30142 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
30144 2016-03-07 Richard Henderson <rth@redhat.com>
30147 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
30148 (insert_value_copy_on_edge): Likewise.
30150 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30152 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
30154 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
30157 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
30159 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
30161 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
30163 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
30165 Fix sseimul type attribute.
30166 * config/i386/znver1.md
30167 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
30168 znver1_sseimul_avx256_load) : Fix the type attribute.
30169 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
30170 pipe usage and latency.
30172 2016-03-05 Jakub Jelinek <jakub@redhat.com>
30175 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
30176 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
30179 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
30182 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
30184 PR rtl-optimization/69941
30185 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
30186 the reg share its mode.
30188 2016-03-04 Jeff Law <law@redhat.com>
30190 PR tree-optimization/69196
30191 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30192 If the both SSA_NAMEs are anonymous, then consider them unassociated
30193 and include the PHI in the statement count.
30195 2016-03-05 Tom de Vries <tom@codesourcery.com>
30197 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
30198 construct in oacc routine. Check for oacc region in oacc routine.
30200 2016-03-04 Jakub Jelinek <jakub@redhat.com>
30203 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
30204 2016-02-22 changes, instead don't recurse if RECUR is already true.
30205 Don't change *dynamic_check if RECUR. Adjust recursive caller
30206 to pass true to the new argument.
30207 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
30210 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
30211 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
30213 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
30215 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
30217 PR rtl-optimization/57676
30218 * lra-assigns.c (lra_assign): Guard test for maximum iterations
30219 with flag_checking.
30221 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
30223 * tree-vect-patterns.c (search_type_for_mask): Handle
30224 comparison of booleans.
30226 2016-03-04 Jakub Jelinek <jakub@redhat.com>
30228 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
30232 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
30233 all other ops that have dw_val_class_die_ref operands,
30234 and DW_OP_GNU_entry_value.
30236 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30238 PR rtl-optimization/69904
30239 * config/arm/arm.c (arm_cannot_copy_insn_p):
30240 Return true for load-exclusive instructions.
30242 2016-03-03 Jakub Jelinek <jakub@redhat.com>
30245 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
30246 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
30247 the pattern no matter if it is used just by non-pattern, pattern
30249 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
30250 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
30251 oprnd1 def_stmt is in pattern, don't look through it.
30253 2016-03-03 Marek Polacek <polacek@redhat.com>
30255 PR middle-end/70050
30256 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
30258 2016-03-03 Martin Liska <mliska@suse.cz>
30260 PR tree-optimization/70043
30261 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
30262 previous statement if we see a debug statement.
30264 2016-03-03 Richard Biener <rguenther@suse.de>
30266 PR tree-optimization/55936
30267 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
30268 parameter and guard unsafe equivalence use.
30269 (vrp_evaluate_conditional_warnv_with_ops): Always use
30270 safe equivalences but not via the quadratic compare_names
30273 2016-03-03 Michael Collison <michael.collison@linaro.org>
30276 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
30277 for operand 1 to s_register_operand. Change predicate for operand
30278 2 to arm_not_immediate_operand.
30280 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
30282 * doc/tm.texi: Regenerated.
30284 2016-03-02 Richard Henderson <rth@redhat.com>
30287 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
30288 simplification when all args are positive non-fixed registers.
30290 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30292 * target.def (lra_p): Specify that new ports should use LRA.
30294 2016-03-02 Jakub Jelinek <jakub@redhat.com>
30297 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
30298 gimplify_type_sizes the type they refer to.
30299 (omp_notice_variable): Handle reference vars to VLAs.
30300 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
30301 reference to VLA decls in the second pass instead of first pass.
30303 2016-03-02 Tom de Vries <tom@codesourcery.com>
30305 PR tree-optimization/68659
30306 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
30307 new_expr == NULL_TREE.
30308 (get_new_name): Handle ADDR_EXPR.
30310 2016-03-02 Bin Cheng <bin.cheng@arm.com>
30312 PR rtl-optimization/69052
30313 * loop-invariant.c (canonicalize_address): New function.
30314 (inv_can_prop_to_addr_use): Check validity of address expression
30315 which is canonicalized by above function.
30317 2016-03-02 Alan Modra <amodra@gmail.com>
30320 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
30323 2016-03-02 Jakub Jelinek <jakub@redhat.com>
30326 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
30327 (*movhi_internal): Put mask moves from and to memory separately
30328 from moves from/to GPRs.
30330 2016-03-02 Richard Biener <rguenther@suse.de>
30332 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
30333 GENERIC expressions in GIMPLE.
30335 2016-03-02 Richard Biener <rguenther@suse.de>
30337 * config/i386/i386.c (type_natural_mode): Fix typo.
30339 2016-03-02 Nick Clifton <nickc@redhat.com>
30341 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
30343 2016-03-02 Richard Biener <rguenther@suse.de>
30344 Uros Bizjak <ubizjak@gmail.com>
30347 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
30349 2016-03-02 Richard Biener <rguenther@suse.de>
30351 PR middle-end/67278
30352 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
30354 2016-03-02 Marek Polacek <polacek@redhat.com>
30357 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
30358 "is promoted to" warning.
30360 2016-03-01 DJ Delorie <dj@redhat.com>
30362 * config.gcc: Deprecate mep-*.
30364 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
30366 PR middle-end/70025
30367 * lra-constraints.c (regno_val_use_in): New.
30368 (match_reload): Use it instead of regno_use_in.
30370 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
30372 PR rtl-optimization/70007
30373 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
30374 references present in REG_EQUAL notes attached to non-SET patterns.
30376 2016-03-01 Jeff Law <law@redhat.com>
30378 PR tree-optimization/69196
30379 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30380 Appropriately clamp the number of statements to copy when the
30381 thread path does not traverse a loop backedge.
30383 PR tree-optimization/69196
30384 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30385 Do count some PHIs in the thread path against the insn count. Decrease
30386 final statement count by one as the control statement in the last
30387 block will get removed. Remove special cased code for handling PHIs
30390 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
30393 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
30394 asm dialect alternatives to explicit GOTPCREL calls.
30396 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
30399 * ira.c (do_reload): Issue warning for generic stack checking here...
30400 * reload1.c (reload): ...instead of here and streamline it.
30402 2016-03-01 Nick Clifton <nickc@redhat.com>
30404 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
30406 2016-03-01 Richard Biener <rguenther@suse.de>
30408 PR tree-optimization/69983
30409 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
30410 types and fall back to operand_equal_p.
30412 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30415 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30417 * config/s390/constraints.md ("jm8"): New constraint.
30418 * config/s390/predicates.md ("const_int_8bitset_operand"): New
30420 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
30422 ("*setmem_long<setmem_and>"): New pattern.
30423 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
30425 ("*setmem_long_31z<setmem_and>"): New pattern.
30426 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
30427 New substitution rules with the required attributes.
30430 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30433 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30435 * gensupport.c (process_substs_on_one_elem): Split loop to
30436 complete mark_operands_used_in_match_dup on all expressions in the
30438 (adjust_operands_numbers): Inline into process_substs_on_one_elem
30439 and remove function.
30441 2016-03-01 Richard Biener <rguenther@suse.de>
30443 PR middle-end/70022
30444 * fold-const.c (fold_indirect_ref_1): Fix range checking for
30445 vector BIT_FIELD_REF extract.
30447 2016-03-01 Richard Biener <rguenther@suse.de>
30449 PR tree-optimization/69994
30450 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
30452 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
30454 PR tree-optimization/69956
30455 * tree-vect-stmts.c (supportable_widening_operation): Support
30456 multi-step conversion of boolean vectors.
30457 (supportable_narrowing_operation): Likewise.
30459 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30461 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
30464 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30466 * config/s390/subst.md (DSI_VI): New mode iterator.
30467 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
30468 * config/s390/vector.md ("vec_set<mode>"): Move expander before
30469 the insn definition.
30470 ("*vec_set<mode>"): Change predicate and add alternative to
30471 support only either register or const_int operands as element
30473 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
30475 ("vec_extract<mode>"): New expander.
30476 ("*vec_extract<mode>"): New insn definition supporting reg and
30477 const_int element selectors.
30478 ("*vec_extract<mode>_plus"): New insn definition supporting
30479 reg+const_int element selectors.
30480 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
30481 following expander+insn definition.
30482 ("<vec_shifts_name><mode>3"): New expander.
30483 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
30485 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30487 * config/s390/s390.md ("*tabort_1"): Change predicate to
30488 nonmemory_operand. Add a second alternative to cover
30489 register as well as const int operands.
30490 ("*tabort_1_plus"): New pattern definition.
30492 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30494 * config/s390/s390.md ("*ashrdi3_cc_31")
30495 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
30496 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
30497 Merge insn definitions into ...
30498 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30499 New pattern definition.
30500 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
30501 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
30502 ("*ashr<mode>3_and"): Merge insn definitions into ...
30503 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30504 New pattern definition.
30505 * config/s390/subst.md ("addr_style_op_cc_subst")
30506 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
30507 substitutions patterns plus attributes.
30508 Add ashiftrt to SUBST iterator.
30510 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30512 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
30513 op2 to nonmemory_operand.
30514 ("*<shift>di3_31", "*<shift>di3_31_and"):
30515 Merge into single pattern definition ...
30516 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
30517 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
30518 pattern definition ...
30519 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
30520 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
30523 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30525 * config/s390/predicates.md (const_int_6bitset_operand): New
30527 * config/s390/s390.md: Include subst.md.
30528 ("rotl<mode>3"): New expander.
30529 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
30531 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
30532 * config/s390/subst.md: New file.
30534 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30536 * config/s390/s390.md ("op_type", "atype", "length" attributes):
30537 Remove RRR type. It doesn't really exist.
30538 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
30540 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
30541 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
30542 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
30543 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
30544 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
30545 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
30546 `enabled' attribute.
30548 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30550 * gensupport.c (process_substs_on_one_elem): Split loop to
30551 complete mark_operands_used_in_match_dup on all expressions in the
30553 (adjust_operands_numbers): Inline into process_substs_on_one_elem
30554 and remove function.
30556 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
30559 * config/sparc/sparc.c (NWORDS_UP): Rename to...
30560 (CEIL_NWORDS): ...this. Use CEIL macro.
30561 (compute_fp_layout): Adjust to above renaming.
30562 (function_arg_union_value): Likewise.
30563 (sparc_arg_partial_bytes): Likewise.
30564 (sparc_function_arg_advance): Likewise.
30566 2016-02-29 Jeff Law <law@redhat.com>
30568 PR tree-optimization/70005
30569 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
30570 where an object with a boolean range is compared against a value
30573 PR tree-optimization/69999
30574 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
30575 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
30578 2016-02-29 Richard Biener <rguenther@suse.de>
30580 PR tree-optimization/69994
30581 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
30582 (get_unary_op): Look through nop conversions.
30583 (ops_equal_values_p): New function, look for equality diregarding
30585 (eliminate_plus_minus_pair): Use ops_equal_values_p
30586 (repropagate_negates): Do not use get_unary_op here.
30588 2016-02-29 Martin Liska <mliska@suse.cz>
30590 * system.h: Poison ENABLE_CHECKING macro.
30592 2016-02-29 Martin Liska <mliska@suse.cz>
30594 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
30595 is presented in dump flags.
30596 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
30597 (hsa_regalloc): Likewise.
30599 2016-02-19 Richard Biener <rguenther@suse.de>
30601 PR tree-optimization/69980
30602 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
30603 permutation of those we need to keep.
30605 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
30608 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
30609 (NWORDS_UP): ...this
30610 (init_cumulative_args): Minor tweaks.
30611 (sparc_promote_function_mode): Likewise.
30612 (scan_record_type): Delete.
30613 (traverse_record_type): New function template.
30614 (classify_data_t): New structure type.
30615 (classify_registers): New inline function.
30616 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
30617 exhausted. Instantiate traverse_record_type on classify_registers and
30618 deal with the case of a structure passed in slot #15 with no FP field
30620 (assign_data_t): New structure type.
30621 (compute_int_layout): New static function.
30622 (compute_fp_layout): Likewise.
30623 (count_registers): New inline function.
30624 (assign_int_registers): New static function.
30625 (assign_fp_registers): Likewise.
30626 (assign_registers): New inline function.
30627 (function_arg_record_value_1): Delete.
30628 (function_arg_record_value_2): Likewise.
30629 (function_arg_record_value_3): Likewise.
30630 (function_arg_record_value): Adjust to above changes. Instantiate
30631 traverse_record_type on count_registers to first count the number of
30632 registers to be used and then on assign_registers to assign them.
30633 (function_arg_union_value): Adjust to above renaming.
30634 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
30635 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
30636 case of a structure passed in slot #15
30637 (sparc_function_arg_advance): Likewise.
30638 (function_arg_padding): Minor tweak.
30640 2016-02-29 Richard Biener <rguenther@suse.de>
30642 PR tree-optimization/69720
30643 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
30644 the adjustment_def path for possibly vectorized defs.
30645 (vect_create_epilog_for_reduction): Handle vectorized initial
30648 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
30650 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
30652 2016-02-27 Jeff Law <law@redhat.com>
30655 2016-02-26 Richard Biener <rguenther@suse.de>
30656 Jeff Law <law@redhat.com>
30658 PR tree-optimization/69740
30659 * cfghooks.c (remove_edge): Request loop fixups if we delete
30660 an edge that might turn an irreducible loop into a natural
30663 2016-02-27 Jakub Jelinek <jakub@redhat.com>
30665 PR rtl-optimization/69896
30666 * tree-vect-generic.c (get_compute_type): Avoid single element
30669 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
30671 Rename the AArch64 tuning option and related functions to enable the
30672 Newton series for the reciprocal square root to reflect its
30673 approximative characteristic.
30675 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
30676 function to "aarch64_emit_approx_rsqrt".
30677 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
30678 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
30679 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
30680 (xgene1_tunings): Likewise.
30681 (use_rsqrt_p): Likewise.
30682 (aarch64_emit_swrsqrt): Use new function name.
30683 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
30684 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
30685 text explaining this option.
30686 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
30688 2016-02-26 Jakub Jelinek <jakub@redhat.com>
30691 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
30692 complain about -mallow-movmisalign without -mvsx if
30693 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
30695 2016-02-26 Joel Sherrill <joel@rtems.org>
30697 * config.gcc: Add x86_64-*-rtems*.
30698 * config/i386/rtems-64.h: New file.
30700 2016-02-26 Joel Sherrill <joel@rtems.org>
30702 * config.gcc: Add aarch64-*-rtems*.
30703 * config/aarch64/rtems.h: New file.
30705 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
30708 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
30709 shift amount using %h. Add comment.
30711 2016-02-26 Richard Biener <rguenther@suse.de>
30712 Jeff Law <law@redhat.com>
30714 PR tree-optimization/69740
30715 * cfghooks.c (remove_edge): Request loop fixups if we delete
30716 an edge that might turn an irreducible loop into a natural
30719 2016-02-26 Martin Jambor <mjambor@suse.cz>
30721 PR middle-end/69920
30722 * tree-sra.c (sra_modify_assign): Do not remove loads of
30723 uninitialized aggregates to SSA_NAMEs.
30725 2016-02-26 Richard Henderson <rth@redhat.com>
30728 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
30729 pseudo in case the target rtx matches the source of the left
30732 2016-02-26 Martin Jambor <mjambor@suse.cz>
30735 * hsa.h (hsa_type_packed_p): Declare.
30736 * hsa.c (hsa_type_packed_p): New function.
30737 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
30739 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
30740 * hsa-brig.c (emit_basic_insn): Likewise.
30742 2016-02-26 Martin Jambor <mjambor@suse.cz>
30745 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
30747 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
30749 2016-02-26 Martin Jambor <mjambor@suse.cz>
30751 * hsa.h (is_a_helper): New overload for hsa_op_immed for
30752 hsa_op_with_type operands.
30753 (hsa_unsigned_type_for_type): Declare.
30754 * hsa.c (hsa_unsigned_type_for_type): New function.
30755 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
30756 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
30757 the finalizer. Do not emit extra move.
30759 2016-02-26 Martin Jambor <mjambor@suse.cz>
30761 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
30762 atomic operations in private segment.
30764 2016-02-26 Martin Jambor <mjambor@suse.cz>
30766 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
30767 statements to wi->info. Also disallow omp simd constructs.
30768 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
30769 for not gridifying. Dump special string for omp_for.
30771 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30774 * config/aarch64/aarch64.c (aarch64_set_current_function):
30775 Save/restore target globals when switching to
30776 target_option_default_node.
30778 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30781 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
30782 Return 0 if !SHIFT_COUNT_TRUNCATED.
30784 2016-02-26 Jakub Jelinek <jakub@redhat.com>
30785 Eric Botcazou <ebotcazou@adacore.com>
30787 PR rtl-optimization/69891
30788 * dse.c (scan_insn): If we can't figure out memset arguments
30789 or they are non-constant, call clear_rhs_from_active_local_stores.
30791 2016-02-26 Martin Liska <mliska@suse.cz>
30793 * doc/extend.texi: Mention clog10, clog10f an clog10l
30794 in Builtins section.
30796 2016-02-26 Martin Liska <mliska@suse.cz>
30798 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
30800 (resolve_args_picking_1): Likewise.
30801 * dwarf2out.h (struct GTY): Likewise.
30803 2016-02-26 Martin Liska <mliska@suse.cz>
30805 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
30806 with flag_checking.
30807 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
30809 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
30810 Martin Liska <mliska@suse.cz>
30812 * doc/install.texi: Mention --enable-valgrind-annotations.
30814 2016-02-26 Richard Biener <rguenther@suse.de>
30816 PR tree-optimization/69551
30817 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
30818 looking through aliases adjust DECL_PT_UID to refer to the
30819 ultimate alias target.
30821 2016-02-25 Martin Liska <mliska@suse.cz>
30823 PR middle-end/69919
30824 * alloc-pool.c (after_memory_report): New variable.
30825 * alloc-pool.h (base_pool_allocator ::release): Do not use
30826 the infrastructure if after_memory_report.
30827 * toplev.c (toplev::main): Mark after memory report.
30829 2016-02-25 Richard Biener <rguenther@suse.de>
30831 PR tree-optimization/48795
30832 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
30834 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
30837 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
30838 offloading is enabled and -fopenacc or -fopenmp is specified.
30839 (CRTOFFLOADEND): Likewise.
30840 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
30841 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
30842 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
30843 (offload_objects_file_name): New static var.
30844 (tool_cleanup): Remove offload_objects_file_name file.
30845 (find_offloadbeginend): Replace with ...
30846 (find_crtoffloadtable): ... this.
30847 (run_gcc): Remove offload_argc and offload_argv.
30848 Get offload_objects_file_name from -foffload-objects=... option.
30849 Read names of object files with offload from this file, pass them to
30850 compile_images_for_offload_targets. Don't call find_offloadbeginend and
30851 don't pass offloadbegin and offloadend to the linker. Don't pass
30852 offload non-LTO files to the linker, because now they're not claimed.
30854 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
30857 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
30858 on builtin_unreachable.
30860 2016-02-25 Jakub Jelinek <jakub@redhat.com>
30862 PR rtl-optimization/69896
30863 * regcprop.c: Include cfgrtl.h.
30864 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
30865 than remembered mode, either delete it (if noop_move_p), or
30866 treat like copy_p but not noop_p instruction.
30868 2016-02-24 Jakub Jelinek <jakub@redhat.com>
30871 * dwarf2out.c (gen_variable_die): Work around buggy LTO
30872 - allow NULL decl for Fortran DW_TAG_common_block variables.
30874 2016-02-24 Jason Merrill <jason@redhat.com>
30876 * common.opt (flifetime-dse): Add -flifetime-dse=1.
30878 2016-02-24 Richard Biener <rguenther@suse.de>
30879 Jakub Jelinek <jakub@redhat.com>
30881 PR middle-end/69760
30882 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
30883 conditionally executed ops to well-defined overflow behavior.
30885 2016-02-24 Jakub Jelinek <jakub@redhat.com>
30887 PR middle-end/69915
30888 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
30891 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30893 PR rtl-optimization/69886
30894 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
30895 argument. Use it when checking validity of set instructions.
30896 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
30897 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
30899 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
30900 * store-motion.c (find_moveable_store): Update
30901 can_assign_to_reg_without_clobbers_p callsite.
30903 2016-02-24 Richard Biener <rguenther@suse.de>
30905 PR middle-end/68963
30906 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
30908 (record_nonwrapping_iv): Do not fall back to the low/high bound
30909 for non-constant IV bases if the stmt is not always executed.
30911 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30913 * config/arm/arm-cores.def (cortex-a32): New entry.
30914 * config/arm/arm-tables.opt: Regenerate.
30915 * config/arm/arm-tune.md: Regenerate.
30916 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
30917 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
30918 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
30919 for -mcpu and -mtune.
30921 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30924 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
30925 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
30926 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
30927 (atomic_loaddi_1): Delete.
30928 (atomic_loaddi): Rewrite expander using the above changes.
30930 2016-02-24 Jakub Jelinek <jakub@redhat.com>
30933 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
30936 2016-02-24 Jakub Jelinek <jakub@redhat.com>
30937 Richard Biener <rguenth@suse.de>
30939 PR middle-end/69909
30940 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
30941 set_mem_attributes if tem is SSA_NAME which got expanded
30944 2016-02-24 Richard Biener <rguenther@suse.de>
30946 PR tree-optimization/69907
30947 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
30948 end of permutations for BB vectorization.
30950 2016-02-24 Christian Bruel <christian.bruel@st.com>
30952 * config/arm/arm-c.c (arm_option_override): Initialize
30953 target_option_current_node.
30954 * config/arm/arm.c (arm_pragma_target_parse): Replace
30955 build_target_option_node call by target_option_current_node.
30956 Set target_option_current_node.
30959 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
30962 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
30963 define_insn_and_split to define_insn.
30964 (zero_extendqi<mode>2_dot2): Same.
30965 (extendqi<mode>2_dot): Same.
30966 (extendqi<mode>2_dot2): Same.
30968 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
30970 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
30971 and add bypass for AES{D,E} and AESMC pairs.
30972 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
30975 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
30977 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
30978 series for reciprocal square root in Exynos M1.
30980 2016-02-23 Martin Sebor <msebor@redhat.com>
30983 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
30984 __builtin_alloca_with_align.
30986 2016-02-23 Richard Henderson <rth@redhat.com>
30988 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
30989 (ix86_register_pragmas): Remove __seg_tls.
30990 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
30991 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
30992 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
30993 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
30994 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
30995 * doc/extend.texi (__seg_tls): Remove item.
30997 2016-02-23 Richard Biener <rguenther@suse.de>
30999 * alloc-pool.h (struct allocation_object): Make id member
31000 conditional on CHECKING_P again.
31001 (get_instance): Adjust.
31002 (base_pool_allocator): Likewise.
31004 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
31006 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
31007 (parallelize_loops): In OpenACC kernels mode, set n_threads to
31009 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
31011 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
31013 2016-02-23 Richard Biener <rguenther@suse.de>
31015 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
31016 * bitmap.h (struct bitmap_usage): Likewise.
31017 (bitmap_move): Declare.
31018 * bitmap.c (register_overhead): Take size_t argument.
31019 (bitmap_move): New function.
31020 * df-problems.c (df_rd_transfer_function): Use bitmap_move
31021 to properly account overhead.
31022 * tree.c (free_node): Use tree_size.
31024 2016-02-23 Jakub Jelinek <jakub@redhat.com>
31027 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
31028 when inverting comparison.
31031 * common.opt (Wunreachable-code): Add Warning flag.
31033 2016-02-23 Mark Wielaard <mjw@redhat.com>
31034 Jakub Jelinek <jakub@redhat.com>
31037 * cgraphunit.c (check_global_declaration): Check main_input_filename
31038 and DECL_SOURCE_FILE are not NULL.
31040 2016-02-23 Martin Jambor <mjambor@suse.cz>
31042 PR tree-optimization/69666
31043 * tree-sra.c (sra_modify_assign): Do not attempt to create
31044 default_def replacements for unscalarizable regions.
31046 2016-02-20 Mark Wielaard <mjw@redhat.com>
31049 * cgraphunit.c (check_global_declaration): Check level of
31050 warn_unused_const_variable and main_input_filename.
31051 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
31052 (-Wunused-variable): For C implies -Wunused-const-variable=1.
31053 (-Wunused-const-variable): Explain levels 1 and 2.
31055 2016-02-22 Jakub Jelinek <jakub@redhat.com>
31058 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
31059 identical arguments. Formatting and spelling fixes.
31062 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
31067 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
31068 and m68k-devices.def.
31069 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
31070 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
31072 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
31074 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
31075 and HImode registers.
31077 2016-02-22 Richard Biener <rguenther@suse.de>
31079 PR tree-optimization/69882
31080 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
31081 preserve permutations present because of gaps.
31082 (vect_supported_load_permutation_p): Always continue checking
31083 permutations after vect_attempt_slp_rearrange_stmts.
31085 2016-02-22 Bin Cheng <bin.cheng@arm.com>
31087 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
31088 min_profitable_estimate, rather than min_profitable_iters.
31090 2016-02-22 Jakub Jelinek <jakub@redhat.com>
31093 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
31094 SImode for last match_operand.
31096 2016-02-22 Martin Liska <mliska@suse.cz>
31098 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
31099 return bitsize - 1 as the return value.
31101 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
31105 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
31106 Handle negative shift counts.
31107 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
31108 force_reg on the shift constant.
31109 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
31110 (lshrsi3_d): Handle negative shift counts.
31112 2016-02-22 Richard Biener <rguenther@suse.de>
31113 Tom de Vries <tom@codesourcery.com>
31115 * graph.c: Include dumpfile.h.
31116 (print_graph_cfg): Split into three overloads.
31117 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
31119 2016-02-22 Tom de Vries <tom@codesourcery.com>
31121 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
31124 2016-02-22 Richard Biener <rguenther@suse.de>
31127 * ipa-inline-transform.c (inline_call): When not updating
31128 overall summaries adjust self size by the growth estimate.
31129 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
31130 hash-set, do not update overall summaries here. Renamed from ...
31131 (inline_to_all_callers): ... this which is now wrapping the
31132 above and performing delayed overall summary update.
31133 (early_inline_small_functions): Delay updating of the overall
31136 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
31138 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
31141 2016-02-19 Jakub Jelinek <jakub@redhat.com>
31144 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
31145 :%* in %:gt() argument.
31146 (greater_than_spec_func): Adjust for expecting only numbers,
31147 if there are more than two numbers, compare the last two.
31149 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
31151 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
31152 -Wnarrowing with -std.
31154 2016-02-19 Jakub Jelinek <jakub@redhat.com>
31157 * expr.c (store_field): Don't use bit-field path if exp is
31158 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
31159 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
31160 and the assignment can be performed by bitwise copy. Formatting
31163 PR middle-end/69838
31164 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
31165 call copy_reg_eh_region_note_forward on before and/or after sequences
31166 and remove note from insn if it no longer can throw.
31169 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
31170 if TARGET_AVX512BW.
31172 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31174 * config/s390/vector.md: Add missing commutative operand markers
31175 to the patterns which qualify for one.
31176 * config/s390/vx-builtins.md: Likewise.
31178 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31180 * config/s390/vector.md (VI, VI_QHS): Add single element vector
31181 types to mode iterators.
31182 (vec_double): ... and mode attribute.
31183 * config/s390/vx-builtins.md (non_vec_int): Likewise.
31185 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31187 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
31188 Change the predicate of op2 from nonimmediate to general and let
31189 reload fix it if necessary.
31191 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31193 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
31195 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31197 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
31200 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31202 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
31203 * config/s390/s390.c (s390_expand_vec_movstr): New function.
31204 * config/s390/s390.md ("movstr<P:mode>"): Call
31205 s390_expand_vec_movstr.
31207 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31209 * config/s390/s390.md: Add missing output modifier for operand 1
31210 to print it as address properly.
31212 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31214 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
31215 * config/s390/2964.md: New file.
31216 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
31217 of insn grouping attributes depending on the CPU level.
31218 (s390_get_unit_mask): New function.
31219 (s390_sched_score): Remove the OOO from the scheduling macros.
31220 Add loop to calculate a score for the instruction mix.
31221 (s390_sched_reorder): Likewise plus improve debug output.
31222 (s390_sched_variable_issue): Rename macros as above. Calculate
31223 the unit distances after actually scheduling an insn. Improve
31225 (s390_sched_init): Clear last_scheduled_unit_distance array.
31226 * config/s390/s390.md: Include 2964.md.
31228 2016-02-18 Jakub Jelinek <jakub@redhat.com>
31231 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
31232 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
31233 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
31234 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
31235 *avx512f_<code>v8div16qi2_mask_1): New insns.
31237 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
31240 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
31243 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
31244 earlyclobber from target. Use wF constraint for fused memory
31246 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
31248 2016-02-18 Jakub Jelinek <jakub@redhat.com>
31249 Martin Liska <mliska@suse.cz>
31252 * cfgexpand.c (asan_sanitize_stack_p): New function.
31253 (partition_stack_vars): Use the function.
31254 (expand_stack_vars): Likewise.
31255 (defer_stack_allocation): Likewise.
31256 (expand_used_vars): Likewise.
31258 2016-02-18 Richard Biener <rguenther@suse.de>
31260 PR middle-end/69553
31261 * fold-const.c (operand_equal_p): Properly compare offsets for
31262 IMAGPART_EXPR and ARRAY_REF.
31264 2016-02-18 Nick Clifton <nickc@redhat.com>
31268 * config/arm/arm.c (arm_option_override_internal): Disable
31269 interworking if the target does not support thumb instructions.
31270 (arm_reload_in_hi): Handle the case where a register to register
31271 move needs reloading because there is no simple pattern to handle
31273 (arm_reload_out_hi): Likewise.
31275 2016-02-18 Richard Biener <rguenther@suse.de>
31277 PR middle-end/69854
31278 * match.pd: Don't use fold_binary or fold_unary for folding
31281 2016-02-17 Jakub Jelinek <jakub@redhat.com>
31284 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
31285 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
31286 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
31287 warn on gimple_no_warning_p statements.
31289 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
31291 * doc/extend.texi (C++ Attributes): Correct description of
31292 warn_unused type attribute.
31294 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31296 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
31297 correct instruction.
31299 2016-02-17 Richard Biener <rguenther@suse.de>
31301 PR rtl-optimization/69609
31302 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
31303 (find_traces_1_round): When ending a trace update cached priority
31305 (bb_to_key): Use cached priority when available.
31306 (copy_bb): Initialize cached priority.
31307 (reorder_basic_blocks_software_trace_cache): Likewise.
31309 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31312 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
31314 (aarch64_comparison_operator): Break overly long line into two.
31315 (aarch64_comparison_operation): Likewise.
31316 * config/aarch64/aarch64.md (cstorecc4): Use
31317 aarch64_comparison_operator_mode instead of
31318 aarch64_comparison_operator.
31319 (cstore<mode>4): Likewise.
31320 (aarch64_cstore<mode>): Likewise.
31321 (*cstoresi_insn_uxtw): Likewise.
31322 (cstore<mode>_neg): Likewise.
31323 (*cstoresi_neg_uxtw): Likewise.
31325 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31328 * config/arm/predicates.md (arm_comparison_operator_mode):
31330 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
31331 instead of arm_comparison_operator.
31332 (*mov_negscc): Likewise.
31333 (*mov_notscc): Likewise.
31334 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
31335 (*thumb2_mov_negscc): Likewise.
31336 (*thumb2_mov_negscc_strict_it): Likewise.
31337 (*thumb2_mov_notscc): Likewise.
31338 (*thumb2_mov_notscc_strict_it): Likewise.
31340 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
31342 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
31343 Add missing return.
31345 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
31347 * config/visium/visium.c (machine_libfunc_index): New enum.
31348 (machine_libfuncs): New structure.
31349 (visium_libfuncs): New static variable.
31350 (TARGET_INIT_LIBFUNCS): Define to...
31351 (visium_init_libfuncs): ...this. New function.
31352 (expand_block_move_4): Use the appropriate libfunc.
31353 (expand_block_move_2): Likewise.
31354 (expand_block_move_1): Likewise.
31355 (expand_block_set_4): Likewise.
31356 (expand_block_set_2): Likewise.
31357 (expand_block_set_1): Likewise.
31358 (visium_trampoline_init): Likewise.
31360 2016-02-17 Nick Clifton <nickc@redhat.com>
31362 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
31363 TI's devices.csv file as of March 2016.
31365 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
31368 * opts-global.c (handle_common_deferred_options): Introduce and
31369 initialize two global variables to remember command-line options
31370 specifying a stack-limiting register.
31371 * opts.h: Add extern declarations of the two new global variables.
31372 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
31373 variable based on the values of the two new global variables.
31375 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31378 * common.opt (Wnonnull-compare): New warning.
31379 * doc/invoke.texi (-Wnonnull): Remove text about comparison
31380 of arguments against NULL.
31381 (-Wnonnull-compare): Document.
31382 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
31383 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
31384 * passes.def (pass_warn_nonnull_compare): Add.
31385 * gimple-ssa-nonnull-compare.c: New file.
31387 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31389 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
31390 AARCH64_EXTRA_TUNE_RECIP_SQRT.
31392 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31394 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
31395 reciprocal sqrt for -mlow-precision-recip-sqrt.
31397 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31398 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31400 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
31401 always use lane loads to construct non-constant vectors.
31403 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31405 * config/aarch64/aarch64.md
31406 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
31407 constraints for operand 3.
31408 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
31410 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31411 Richard Biener <rguenther@suse.de>
31413 PR tree-optimization/69820
31414 * tree-vect-patterns.c (type_conversion_p): Return false if
31415 *orig_type is unsigned single precision or boolean.
31416 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
31419 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31421 PR rtl-optimization/69764
31422 PR rtl-optimization/69771
31423 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
31424 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
31426 2016-02-16 Richard Biener <rguenther@suse.de>
31428 PR tree-optimization/69776
31429 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
31431 (indirect_refs_may_alias_p): Likewise.
31432 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
31433 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
31434 according to tbaa_p.
31435 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
31436 (optimize_stmt): For redundant store discovery do not allow tbaa.
31438 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
31440 PR tree-optimization/69714
31441 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
31442 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
31444 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
31446 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
31447 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
31448 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
31449 * config/arc/arc.c (arc_init): Check FPU options.
31450 (get_arc_condition_code): Handle new CC_FPU* modes.
31451 (arc_select_cc_mode): Likewise.
31452 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
31453 register pair only. Allow access for ARCv2 accumulator.
31454 (gen_compare_reg): Whenever we have FPU support use FPU compare
31456 (arc_reorg): Don't generate brcc insns when FPU compare
31457 instructions are involved.
31458 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
31459 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
31460 floating point emulation.
31461 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
31462 (REVERSE_CONDITION): Add new CC_FPU* modes.
31463 (TARGET_FP_SP_BASE): Define.
31464 (TARGET_FP_DP_BASE): Likewise.
31465 (TARGET_FP_SP_FUSED): Likewise.
31466 (TARGET_FP_DP_FUSED): Likewise.
31467 (TARGET_FP_SP_CONV): Likewise.
31468 (TARGET_FP_DP_CONV): Likewise.
31469 (TARGET_FP_SP_SQRT): Likewise.
31470 (TARGET_FP_DP_SQRT): Likewise.
31471 (TARGET_FP_DP_AX): Likewise.
31472 * config/arc/arc.md (ARCV2_ACC): New constant.
31473 (type): New fpu type attribute.
31474 (SDF): Conditional iterator.
31475 (cstore<mode>, cbranch<mode>): Change expand condition.
31476 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
31477 handles FPU/FPX cases as well.
31478 * config/arc/arc.opt (mfpu): New option.
31479 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
31481 (adddf3, muldf3, subdf3): Removed.
31482 * config/arc/predicates.md (proper_comparison_operator): Recognize
31484 * config/arc/fpu.md: New file.
31485 * doc/invoke.texi (ARC Options): Document mfpu option.
31487 2016-02-16 Richard Biener <rguenther@suse.de>
31489 PR rtl-optimization/69291
31490 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
31491 noce_operand_ok check.
31493 2016-02-16 Tom de Vries <tom@codesourcery.com>
31496 * omp-low.c (simd_clone_create): Remove call to
31497 symtab->call_cgraph_insertion_hooks.
31499 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31501 PR tree-optimization/69802
31502 * tree-ssa-reassoc.c (update_range_test): If op is
31503 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
31504 op == 1 test of precision 1 integral op, otherwise handle
31505 that case as op itself. Fix up formatting.
31506 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
31509 2016-02-16 Richard Biener <rguenther@suse.de>
31511 PR tree-optimization/69586
31512 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
31513 types for conversion sources.
31515 2016-02-16 Richard Biener <rguenther@suse.de>
31517 PR middle-end/69801
31518 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
31519 mask OEP_ADDRESS_OF.
31521 2016-02-16 Alan Modra <amodra@gmail.com>
31524 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
31525 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
31526 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
31528 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
31529 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
31530 (p8_fmrgow_<mode>): Likewise.
31531 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
31533 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
31534 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
31535 to use movdi_internal64. Remove op0_di.
31536 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
31538 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
31540 Add support for the FCCMP insn types
31542 * config/aarch64/aarch64.md (fccmp): Change insn type.
31543 (fccmpe): Likewise.
31544 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
31545 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
31546 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
31547 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
31548 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
31549 * config/arm/types.md (fccmps): Add new insn type.
31550 (fccmpd): Likewise.
31552 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
31554 * alias.c (get_alias_set): Fix a typo in comment.
31556 2016-02-15 Richard Biener <rguenther@suse.de>
31558 PR tree-optimization/69595
31559 * match.pd: Complete range test simplification to true.
31561 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
31563 PR rtl-optimization/69648
31564 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
31565 pic_offset_table_rtx.
31567 PR rtl-optimization/69752
31568 * ira.c (update_equiv_regs): When looking for more than a single SET,
31569 also take other side effects into account.
31571 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
31573 * config/s390/s390.c (s390_function_profiler): Add a new sequence
31574 for z900+ CPUs in 31-bit mode.
31576 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
31578 * common/config/s390/s390-common.c (s390_supports_split_stack):
31580 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
31581 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
31582 * config/s390/s390.c (struct machine_function): New field
31583 split_stack_varargs_pointer.
31584 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
31585 in s390_emit_prologue.
31586 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
31588 (morestack_ref): New global.
31589 (SPLIT_STACK_AVAILABLE): New macro.
31590 (s390_expand_split_stack_prologue): New function.
31591 (s390_live_on_entry): New function.
31592 (s390_va_start): Use split-stack vararg pointer if appropriate.
31593 (s390_asm_file_end): Emit the split-stack note sections.
31594 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
31595 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
31596 (UNSPECV_SPLIT_STACK_CALL): New unspec.
31597 (UNSPECV_SPLIT_STACK_DATA): New unspec.
31598 (split_stack_prologue): New expand.
31599 (split_stack_space_check): New expand.
31600 (split_stack_data): New insn.
31601 (split_stack_call): New expand.
31602 (split_stack_call_*): New insn.
31603 (split_stack_cond_call): New expand.
31604 (split_stack_cond_call_*): New insn.
31606 2016-02-15 Richard Biener <rguenther@suse.de>
31608 PR tree-optimization/69783
31609 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
31610 Add trivially correct cases.
31612 2016-02-15 Tom de Vries <tom@codesourcery.com>
31615 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
31617 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
31619 2016-02-15 Richard Biener <rguenther@suse.de>
31621 PR tree-optimization/69776
31622 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
31623 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
31624 indicate whether we can use TBAA to disambiguate against stores.
31625 Use alias-set zero if not.
31626 (visit_reference_op_store): Do not use TBAA when looking up
31628 * tree-ssa-pre.c (compute_avail): Use TBAA here.
31629 (eliminate_dom_walker::before_dom_children): But not when looking
31630 up redundant stores.
31632 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
31634 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
31636 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
31638 * config/i386/znver1.md
31639 (znver1_pop, znver1_pop_mem,
31640 znver1_load_imov_double_store,
31641 znver1_load_imov_direct_store,
31642 znver1_load_imov_direct_load,
31643 znver1_load_imov_double_load): Add new.
31644 (znver1_insn, znver1_insn_load): Add icmov type.
31645 (znver1_sseavx_fma,
31646 znver1_sseavx_fma_load,
31648 znver1_avx256_fma_load): Fix pipe usage.
31650 2016-02-14 Alan Modra <amodra@gmail.com>
31653 * reload.c (find_reloads_address_1): For pre/post-inc/dec
31654 with an invalid hard reg, reload just the reg not the entire
31655 pre/post-inc/dec address expression.
31657 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
31660 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
31661 fixed R1_REG scratch reg.
31662 (sibcall_value_pcrel_fdpic): Likewise.
31664 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
31668 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
31670 2016-02-12 Walter Lee <walt@tilera.com>
31672 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
31673 * config/tilegx/t-tilegx: Likewise.
31675 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31678 * diagnostic-show-locus.c (struct line_span): New struct.
31679 (layout::get_first_line): Delete.
31680 (layout::get_last_line): Delete.
31681 (layout::get_num_line_spans): New member function.
31682 (layout::get_line_span): Likewise.
31683 (layout::print_heading_for_line_span_index_p): Likewise.
31684 (layout::get_expanded_location): Likewise.
31685 (layout::calculate_line_spans): Likewise.
31686 (layout::m_first_line): Delete.
31687 (layout::m_last_line): Delete.
31688 (layout::m_line_spans): New field.
31689 (layout::layout): Update comment. Replace m_first_line and
31690 m_last_line with m_line_spans, replacing their initialization
31691 with a call to calculate_line_spans.
31692 (diagnostic_show_locus): When printing source lines and
31693 annotations, rather than looping over a single span
31694 of lines, instead loop over each line_span within
31695 the layout, with an inner loop over the lines within them.
31696 Call the context's start_span callback when changing line spans.
31697 * diagnostic.c (diagnostic_initialize): Initialize start_span.
31698 (diagnostic_build_prefix): Break out the building of the location
31699 part of the string into...
31700 (diagnostic_get_location_text): ...this new function, rewriting
31701 it from nested ternary expressions to a sequence of "if"
31703 (default_diagnostic_start_span_fn): New function.
31704 * diagnostic.h (diagnostic_start_span_fn): New typedef.
31705 (diagnostic_context::start_span): New field.
31706 (default_diagnostic_start_span_fn): New prototype.
31708 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31711 * gcc.c (driver::finalize): Fix cleanup of "specs".
31713 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31717 * gcc.c (driver::driver): Initialize m_option_suggestions.
31718 (driver::~driver): Clean up m_option_suggestions.
31719 (suggest_option): Convert to...
31720 (driver::suggest_option): ...this, and split out into
31721 driver::build_option_suggestions and find_closest_string.
31722 (driver::build_option_suggestions): New function, from
31723 first half of suggest_option. Special-case
31724 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
31725 the sanitizer_opts array. For options of enum types, add the
31726 various enum values to the candidate strings.
31727 (driver::handle_unrecognized_options): Remove "const".
31728 * gcc.h (driver::handle_unrecognized_options): Likewise.
31729 (driver::build_option_suggestions): New decl.
31730 (driver::suggest_option): New decl.
31731 (driver::m_option_suggestions): New field.
31732 * opts-common.c (add_misspelling_candidates): New function.
31733 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
31734 and make non-static.
31735 * opts.h (sanitizer_opts): New array decl.
31736 (add_misspelling_candidates): New function decl.
31737 * spellcheck.c (find_closest_string): New function.
31738 * spellcheck.h (find_closest_string): New function decl.
31740 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31742 PR rtl-optimization/69764
31743 PR rtl-optimization/69771
31744 * optabs.c (expand_binop_directly): For shift_optab_p, force
31745 convert_modes with VOIDmode if xop1 has VOIDmode.
31747 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
31750 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
31751 to correctly determine instrumentation thunks.
31753 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31756 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
31757 type by reference, force lhs on the call.
31760 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
31761 Compute retval and retbnd early in all cases if split_part_return_p
31762 and return_bb is not EXIT. Remove all clobber stmts and reset
31763 all debug stmts that refer to SSA_NAMEs defined in split part,
31764 except if it is retval, in that case replace the old retval with the
31765 lhs of the call to the split part.
31767 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31770 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31772 PR middle-end/66726
31773 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
31774 whose result is used in PHI.
31775 (maybe_optimize_range_tests): Likewise.
31776 (final_range_test_p): Likweise.
31778 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31780 PR middle-end/66726
31781 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
31782 whose result is used in PHI.
31783 (maybe_optimize_range_tests): Likewise.
31784 (final_range_test_p): Likweise.
31786 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31788 * cgraph.c: Spelling fixes - behaviour -> behavior and
31789 neighbour -> neighbor.
31790 * target.def: Likewise.
31791 * sel-sched.c: Likewise.
31792 * config/mips/mips.c: Likewise.
31793 * config/arc/arc.md: Likewise.
31794 * config/arm/cortex-a57.md: Likewise.
31795 * config/arm/arm.c: Likewise.
31796 * config/arm/neon.md: Likewise.
31797 * config/arm/arm-c.c: Likewise.
31798 * config/vms/vms-c.c: Likewise.
31799 * config/s390/s390.c: Likewise.
31800 * config/i386/znver1.md: Likewise.
31801 * config/i386/i386.c: Likewise.
31802 * config/ia64/hpux-unix2003.h: Likewise.
31803 * config/msp430/msp430.md: Likewise.
31804 * config/rx/rx.c: Likewise.
31805 * config/rx/rx.md: Likewise.
31806 * config/aarch64/aarch64-simd.md: Likewise.
31807 * config/aarch64/aarch64.c: Likewise.
31808 * config/nvptx/nvptx.c: Likewise.
31809 * config/bfin/bfin.c: Likewise.
31810 * config/cris/cris.opt: Likewise.
31811 * config/rs6000/rs6000.c: Likewise.
31812 * target.h: Likewise.
31813 * spellcheck.c: Likewise.
31814 * ira-build.c: Likewise.
31815 * tree-inline.c: Likewise.
31816 * builtins.c: Likewise.
31817 * lra-constraints.c: Likewise.
31818 * explow.c: Likewise.
31819 * hwint.h: Likewise.
31820 * targhooks.c: Likewise.
31821 * tree-vect-data-refs.c: Likewise.
31822 * expr.c: Likewise.
31823 * doc/tm.texi: Likewise.
31824 * doc/extend.texi: Likewise.
31825 * doc/install.texi: Likewise.
31826 * doc/md.texi: Likewise.
31827 * tree-ssa-tail-merge.c: Likewise.
31828 * sched-int.h: Likewise.
31829 * match.pd: Likewise.
31830 * sched-ebb.c: Likewise.
31831 * target.def (omit_struct_return_reg): Likewise.
31832 * gimple-ssa-isolate-paths.c: Likewise.
31833 (find_implicit_erroneous_behaviour): Renamed to...
31834 (find_implicit_erroneous_behavior): ... this.
31835 (find_explicit_erroneous_behaviour): Renamed to...
31836 (find_explicit_erroneous_behavior): ... this.
31837 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
31839 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
31841 PR rtl-optimization/64682
31842 PR rtl-optimization/69567
31843 PR rtl-optimization/69737
31844 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
31845 in I2 as well, just lose it.
31847 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31849 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
31851 (aarch64_last_printed_tune_string): Likewise.
31852 (aarch64_declare_function_name): Only output .arch assembler
31853 directive if it will be different from the previously output
31854 directive. Same for .tune comment but only if -dA is set.
31855 (aarch64_start_file): New function.
31856 (TARGET_ASM_FILE_START): Define.
31858 2016-02-11 David Malcolm <dmalcolm@redhat.com>
31861 * Makefile.in (PLUGIN_HEADERS): Add params.list.
31863 2016-02-11 Jakub Jelinek <jakub@redhat.com>
31866 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
31867 -Wmaybe-uninitialized warning.
31869 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
31872 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
31874 2016-02-11 Richard Biener <rguenther@suse.de>
31876 PR rtl-optimization/69291
31877 * ifcvt.c (noce_try_store_flag_constants): Do not allow
31878 subexpressions affected by changing the result.
31880 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
31883 * lra-constraints.c (curr_insn_transform): Find in/out operands
31884 for secondary memory moves. Update dups.
31886 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
31888 PR tree-optimization/69652
31889 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
31890 to nested loop, did source re-formatting, skip debug statements,
31891 add check on statement with volatile operand, remove dead scalar
31894 2016-02-10 Jakub Jelinek <jakub@redhat.com>
31895 Patrick Palka <ppalka@gcc.gnu.org>
31899 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
31900 calls if the return type is TREE_ADDRESSABLE.
31901 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
31902 * ipa-split.c (split_function): Fix doubled "we" in comment.
31903 Use void return type for the split part even if
31904 !split_point->split_part_set_retval.
31906 2016-02-10 Bin Cheng <bin.cheng@arm.com>
31908 PR tree-optimization/68021
31909 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
31910 when computing the value of biv cand by itself.
31912 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
31914 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
31915 (cortexa57_tunings): Likewise.
31916 (cortexa72_tunings): Likewise.
31917 (arch_macro_fusion_pair_p): Add support for AES fusion.
31918 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
31919 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
31920 Allow virtual registers before reload so early scheduling works.
31921 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
31922 correct latency and pipeline.
31923 (cortex_a57_crypto_complex): Likewise.
31924 (cortex_a57_crypto_xor): Likewise.
31925 (define_bypass): Add AES bypass.
31927 2016-02-10 Richard Biener <rguenther@suse.de>
31929 PR tree-optimization/69726
31930 * passes.def: Add DCE pass before late uninit.
31931 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
31932 really fixup if-conversions job.
31934 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
31936 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
31937 (arm_cortex_a57_tune): Likewise.
31938 (aarch_macro_fusion_pair_p): Add support for AES fusion.
31939 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
31941 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
31943 * timevar.def (TV_PHASE_DBGINFO): Delete.
31944 (TV_PHASE_CHECK_DBGINFO): Likewise.
31945 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
31947 2016-02-10 Richard Biener <rguenther@suse.de>
31949 PR tree-optimization/69719
31950 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
31951 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
31953 2016-02-09 Andrew Pinski <apinski@cavium.com>
31956 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
31957 get_vcond_mask_icode returns false.
31959 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
31962 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
31963 an ADDIS that adds a pointer to a large constant that sets the
31964 upper16 bits with a load operation.
31966 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
31969 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
31971 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
31973 (vzipq_s16): Likewise.
31974 (vzipq_s32): Likewise.
31975 (vzipq_f32): Likewise.
31976 (vzipq_u8): Likewise.
31977 (vzipq_u16): Likewise.
31978 (vzipq_u32): Likewise.
31979 (vzipq_p8): Likewise.
31980 (vzipq_p16): Likewise.
31982 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
31985 * config/arm/arm.c (neon_endian_lane_map): New function.
31986 (neon_vector_pair_endian_lane_map): New function.
31987 (arm_evpc_neon_vuzp): Allow for big endian lane order.
31988 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
31990 (vuzpq_s16): Likewise.
31991 (vuzpq_s32): Likewise.
31992 (vuzpq_f32): Likewise.
31993 (vuzpq_u8): Likewise.
31994 (vuzpq_u16): Likewise.
31995 (vuzpq_u32): Likewise.
31996 (vuzpq_p8): Likewise.
31997 (vuzpq_p16): Likewise.
31999 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
32002 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
32005 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
32007 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
32008 truncate const_int operand 1 to QImode.
32010 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
32012 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
32013 corresponding to an abnormal edge.
32015 2016-02-09 Tom de Vries <tom@codesourcery.com>
32017 PR tree-optimization/69599
32018 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
32020 (find_func_aliases_for_builtin_call, find_func_clobbers)
32021 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
32024 2016-02-09 Richard Biener <rguenther@suse.de>
32026 PR tree-optimization/69715
32027 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
32028 LHS on calls as non-rewritable.
32030 2016-02-09 Tom de Vries <tom@codesourcery.com>
32033 * lto-wrapper.c (append_diag_options): New function.
32034 (compile_offload_image): Call append_diag_options.
32036 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
32039 * doc/extend.texi (Flag Output Operands): Correct sectioning.
32040 Minor copy-edit to fix verb tenses.
32042 2016-02-08 Jakub Jelinek <jakub@redhat.com>
32044 PR tree-optimization/69209
32045 * ipa-split.c (split_function): If split part is not
32046 returning retval, retval has gimple type but is not
32047 gimple value, force it into a SSA_NAME first.
32049 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
32051 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
32054 2016-02-08 Jason Merrill <jason@redhat.com>
32057 * convert.c (convert_to_integer_1): Check dofold on truncation
32059 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
32060 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
32061 Rename from *_nofold.
32062 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
32063 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
32065 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
32068 * tree.c (build_common_tree_nodes): Remove short_double argument.
32069 All callers changed.
32070 * tree.h (build_common_tree_nodes): Adjust declaration.
32071 * doc/invoke.texi (-fshort-double): Remove documentation.
32072 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
32073 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
32074 * lto-wrapper.c (merge_and_complain, append_compiler_options)
32075 (append_linker_options): Don't handle OPT_fshort_double.
32077 PR rtl-optimization/68730
32078 * lra-remat.c (insn_to_cand_activation): New static variable.
32079 (lra_remat): Allocate and free it.
32080 (create_cand): New arg activation. Initialize a field in
32081 insn_to_cand_activation if it is nonnull.
32082 (create_cands): Pass the activation insn to create_cand when making
32083 a candidate involving an output reload. Reorganize code a little.
32084 (do_remat): Keep track of active status of candidates in a separate
32087 2016-02-08 Richard Biener <rguenther@suse.de>
32089 PR tree-optimization/69719
32090 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
32091 Properly use absolute of the difference of the two offsets to
32092 compare or adjust the segment length.
32094 2016-02-08 Richard Biener <rguenther@suse.de>
32095 Jeff Law <law@redhat.com>
32098 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
32099 types for anonymous SSA names.
32101 2016-02-08 Richard Biener <rguenther@suse.de>
32103 PR rtl-optimization/69274
32104 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
32106 2016-02-08 Jeff Law <law@redhat.com>
32108 PR tree-optimization/65917
32109 * tree-ssa-dom.c (record_temporary_equivalences): Record both
32110 equivalences from if (x == y) style conditionals.
32111 (loop_depth_of_name): Remove.
32112 (record_equality): Remove loop depth check.
32113 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
32114 (const_and_copies::record_const_or_copy_raw): New member function.
32115 * tree-ssa-scopedtables.c
32116 (const_and_copies::record_const_or_copy_raw): New, factored out of
32117 (const_and_copies::record_const_or_copy): Call new member function.
32119 2016-02-05 Jeff Law <law@redhat.com>
32121 PR tree-optimization/68541
32122 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
32123 (count_stmts_in_block): New function.
32124 (poor_ifcvt_candidate_code): Likewise.
32125 (is_feasible_trace): Add some heuristics to determine when path
32126 splitting is profitable.
32127 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
32128 is a diamond with a single exit.
32130 2016-02-05 Martin Sebor <msebor@redhat.com>
32133 * doc/invoke.texi: Update -Wplacement-new to take an optional
32136 2016-02-06 Richard Henderson <rth@redhat.com>
32139 * tree.c (tree_nop_conversion_p): Do not strip casts into or
32140 out of non-standard address spaces.
32142 2016-02-05 Jakub Jelinek <jakub@redhat.com>
32144 PR rtl-optimization/69691
32145 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
32147 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
32149 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
32150 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
32151 (*ieee128_mfvsrd_64bit): Likewise.
32152 (*ieee128_mfvsrd_32bit): Likewise.
32154 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
32158 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32160 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
32161 instrumented_version.
32163 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
32165 * doc/invoke.texi (Optimize Options): In table of --param options
32166 rename second occurrence of tracer-min-branch-ratio to
32167 tracer-min-branch-probability, rename
32168 tracer-min-branch-ratio-feedback to
32169 tracer-min-branch-probability-feedback and clarify description,
32170 rename sched-spec-state-edge-prob-cutoff to
32171 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
32172 to selsched-insns-to-rename, rename lto-minpartition to
32173 lto-min-partition, delete reorder-blocks-duplicate and
32174 reorder-blocks-duplicate-feedback.
32176 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32178 * config/s390/s390.c (s390_register_info_set_ranges): Remove
32181 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
32183 * doc/extend.texi: S/390: Correct some typos.
32185 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32187 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
32189 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32192 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
32193 (s390_register_info_gprtofpr): Use new macros above.
32194 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
32196 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
32197 its name. Adjust restore and save gpr ranges.
32198 (s390_register_info_set_ranges): New function.
32199 (s390_register_info): Use new macros above. Call
32200 s390_register_info_set_ranges.
32201 (s390_optimize_register_info): Likewise.
32202 (s390_hard_regno_rename_ok): Use new macros.
32203 (s390_hard_regno_scratch_ok): Likewise.
32204 (s390_emit_epilogue): Likewise.
32205 (s390_can_use_return_insn): Likewise.
32206 (s390_optimize_prologue): Likewise.
32207 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
32209 2016-02-05 Jakub Jelinek <jakub@redhat.com>
32212 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
32214 (ix86_option_override_internal): Disable TARGET_STV even for
32215 -m{incoming,preferred}-stack-boundary=3.
32217 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
32219 * config.gcc: Mark deprecated rtems targets as obsolete.
32221 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
32223 PR rtl-optimization/64682
32224 PR rtl-optimization/69567
32225 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
32226 before I2 only if the register is both used and set in I2.
32228 2016-02-04 DJ Delorie <dj@redhat.com>
32230 * config/msp430/msp430.c (msp430_start_function): Add function type.
32232 2016-02-04 Jakub Jelinek <jakub@redhat.com>
32235 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
32237 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
32239 PR rtl-optimization/69577
32241 2015-10-29 Richard Henderson <rth@redhat.com>
32245 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
32246 sse check to the exact conditions of PR 67609.
32248 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
32251 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
32252 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
32253 not allowed into the traditional Altivec registers.
32254 (movtd_64bit_nodm): Likewise.
32255 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
32257 2016-02-04 David Malcolm <dmalcolm@redhat.com>
32259 * config/aarch64/cortex-a57-fma-steering.c
32260 (aarch64_register_fma_steering): Remove "static" from arguments
32263 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
32266 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
32267 twice when complex.
32269 2016-02-04 Mike Frysinger <vapier@gentoo.org>
32271 * doc/invoke.texi: Delete -mno-fma4.
32273 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
32275 PR rtl-optimization/69577
32276 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
32277 (find_subregs_of_mode): Update accordingly. Iterate over partial
32280 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
32282 * config/arm/arm-protos.h (neon_reinterpret): Remove.
32283 * config/arm/arm.c (neon_reinterpret): Remove.
32284 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
32285 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
32286 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
32287 vreinterpretti): Remove.
32288 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
32289 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
32290 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
32291 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
32292 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
32293 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
32294 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
32295 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
32296 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
32297 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
32298 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
32299 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
32300 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
32301 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
32302 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
32303 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
32304 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
32305 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
32306 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
32307 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
32308 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
32309 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
32310 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
32311 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
32312 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
32313 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
32314 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
32315 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
32316 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
32317 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
32318 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
32319 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
32320 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
32321 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
32322 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
32323 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
32324 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
32325 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
32326 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
32327 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
32328 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
32329 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
32330 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
32331 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
32332 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
32333 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
32334 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
32335 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
32336 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
32337 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
32338 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
32339 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
32340 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
32341 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
32342 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
32343 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
32344 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
32345 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
32346 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
32347 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
32348 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
32349 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
32350 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
32351 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
32352 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
32353 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
32354 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
32355 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
32356 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
32357 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
32358 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
32359 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
32360 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
32361 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
32362 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
32363 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
32364 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
32365 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
32366 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
32367 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
32368 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
32369 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
32370 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
32371 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
32372 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
32373 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
32374 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
32375 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
32376 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
32377 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
32378 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
32379 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
32380 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
32381 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
32382 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
32383 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
32384 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
32385 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
32386 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
32387 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
32388 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
32389 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
32390 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
32392 2016-02-04 Martin Liska <mliska@suse.cz>
32395 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
32396 that are gimple_store_p.
32397 (maybe_instrument_call): Likewise.
32399 2016-02-04 Bin Cheng <bin.cheng@arm.com>
32401 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
32402 register scaling out of memory reference and comment why.
32404 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32408 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
32409 folding the source of a SET.
32411 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32415 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
32416 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
32418 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
32422 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
32425 2016-02-04 Christian Bruel <christian.bruel@st.com>
32427 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
32428 * config/arm/arm.c (arm_set_current_function): Likewise.
32430 2016-02-04 Jakub Jelinek <jakub@redhat.com>
32431 Ilya Enkovich <enkovich.gnu@gmail.com>
32432 H.J. Lu <hongjiu.lu@intel.com>
32435 * config/i386/i386.c (convert_scalars_to_vector): Remove
32436 stack alignment fixes.
32437 (ix86_option_override_internal): Disable TARGET_STV if stack
32438 might not be aligned enough.
32439 (ix86_minimum_alignment): Assert that TARGET_STV is false.
32441 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
32443 * config/i386/x86-tune.def: Disable default prefetching
32446 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
32447 Vladimir Makarov <vmakarov@redhat.com>
32450 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
32451 in validating fused toc addresses.
32453 2016-02-03 Jakub Jelinek <jakub@redhat.com>
32456 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
32457 range->m_caret fields if range->m_show_caret_p is false.
32460 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
32461 Force oldval into register if it does not satisfy reg_or_short_operand
32462 predicate. Fix up formatting.
32464 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
32465 Alexandre Oliva <aoliva@redhat.com>
32468 * lra-constraints.c (simplify_operand_subreg): Check additionally
32469 address validity after potential reloading.
32470 (process_address_1): Check insns validity. In case of failure do
32473 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
32476 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
32479 2016-02-02 Jakub Jelinek <jakub@redhat.com>
32481 * wide-int.cc (canonize_uhwi): New function.
32482 (wi::divmod_internal): Use it.
32484 2016-02-02 James Norris <jnorris@codesourcery.com>
32486 * gimplify.c (omp_notice_variable): Add usage check.
32488 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
32490 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
32491 like LE, GE, LT, GT when emitting relational operator.
32493 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
32495 * ira-costs.c (find_costs_and_classes): Add extra argument.
32496 * target.def (ira_change_pseudo_allocno_class): Add parameter.
32497 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
32498 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
32499 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
32500 Add best_class parameter, and return it if not ALL_REGS.
32501 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
32503 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
32504 Update target hook.
32506 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
32508 * config/aarch64/aarch64.c
32509 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
32510 (aarch64_ira_change_pseudo_allocno_class): New function.
32512 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
32515 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
32517 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
32519 * config/avr/avr.c (avr_option_override): Set
32520 PARAM_ALLOW_STORE_DATA_RACES to 1.
32522 2016-02-02 Richard Biener <rguenther@suse.de>
32524 PR tree-optimization/69595
32525 * match.pd: Add range test simplifications to true/false.
32527 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
32529 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
32530 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
32533 2016-02-02 Richard Biener <rguenther@suse.de>
32535 PR tree-optimization/69606
32536 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
32537 info on the result before moving a stmt.
32539 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
32541 PR middle-end/68542
32542 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
32543 branch with vector comparison.
32544 * config/i386/sse.md (VI48_AVX): New mode iterator.
32545 (define_expand "cbranch<mode>4): Add support for conditional branch
32546 with vector comparison.
32547 * tree-vect-loop.c (optimize_mask_stores): New function.
32548 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
32549 has_mask_store field of vect_info.
32550 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
32551 vectorized loops having masked stores after vec_info destroy.
32552 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
32553 correspondent macros.
32554 (optimize_mask_stores): Add prototype.
32556 2016-02-02 Alan Modra <amodra@gmail.com>
32559 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
32562 2016-02-02 Alan Modra <amodra@gmail.com>
32565 * config/rs6000/rs6000.c (need_toc_init): New var, set it
32566 whenever toc_label_name used.
32567 (rs6000_file_start): Don't set up toc section here,
32568 (rs6000_output_function_epilogue): do so here instead,
32569 (rs6000_xcoff_file_start): and here.
32570 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
32571 (load_toc_aix_di): Likewise.
32573 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32575 PR rtl-optimization/69592
32576 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
32577 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
32578 (num_sign_bit_copies_binary_arith_p): New inline function.
32579 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
32581 2016-02-01 Jeff Law <law@redhat.com>
32583 PR tree-optimization/69580
32584 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
32585 * tree-ssa-threadbackward.c
32586 (fsm_find_control_statement_thread_paths): Do not try to walk
32587 through large PHI nodes.
32589 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32591 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
32592 when count is incremented above limit, don't analyze further
32595 * omp-low.c (oacc_parse_default_dims): Avoid
32596 -Wsign-compare warning, make sure value fits into int
32597 rather than just unsigned int.
32599 2016-02-01 Bin Cheng <bin.cheng@arm.com>
32601 PR tree-optimization/67921
32602 * fold-const.c (split_tree): New parameters. Convert pointer
32603 type variable part to proper type before negating.
32604 (fold_binary_loc): Pass new arguments to split_tree.
32606 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
32608 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
32609 (nvptx_goacc_validate_dims): Extend to handle global defaults.
32610 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
32611 * doc/tm.texti: Rebuilt.
32612 * doc/invoke.texi (fopenacc-dim): Document.
32613 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
32614 (append_compiler_options): Likewise.
32615 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
32616 (oacc_parse_default_dims): New.
32617 (oacc_validate_dims): Add USED arg. Select non-unity default when
32619 (oacc_loop_fixed_partitions): Return mask of used partitions.
32620 (oacc_loop_auto_partitions): Emit dump info.
32621 (oacc_loop_partition): Return mask of used partitions.
32622 (execute_oacc_device_lower): Parse default dimension arg. Adjust
32623 loop partitioning and validation calls.
32625 2016-02-01 Richard Biener <rguenther@suse.de>
32627 PR middle-end/69556
32628 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
32630 2016-02-01 Richard Biener <rguenther@suse.de>
32632 PR tree-optimization/69574
32633 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
32634 of asserting return chrec_dont_know.
32636 2016-02-01 Martin Liska <mliska@suse.cz>
32638 * mem-stats-traits.h: Add copyright header.
32639 * mem-stats.h: Likewise.
32641 2016-02-01 Richard Biener <rguenther@suse.de>
32643 PR tree-optimization/69579
32644 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
32645 Do not propagate through abnormal PHI results.
32647 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
32649 * postreload.c (reload_cse_simplify): Remove dead code.
32651 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32653 PR rtl-optimization/69570
32654 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
32655 if there is more than one set, not if there is a single set.
32657 2016-02-01 Richard Henderson <rth@redhat.com>
32660 * combine.c (make_compound_operation): When looking through a
32661 subreg, make sure to re-extend to the width of the outer mode.
32663 2016-01-30 Jakub Jelinek <jakub@redhat.com>
32665 PR tree-optimization/69546
32666 * wide-int.cc (wi::divmod_internal): For unsigned division
32667 where both operands fit into uhwi, if o1 is 1 and o0 has
32668 msb set, if divident_prec is larger than bits per hwi,
32669 clear another quotient word and return 2 instead of 1.
32670 Similarly for remainder with msb in HWI set, if dividend_prec
32671 is larger than bits per hwi.
32673 2016-01-29 Martin Jambor <mjambor@suse.cz>
32675 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
32676 Use short lowercase names.
32677 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
32678 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
32679 acq_rel one. Protect warning agains segfaults if
32680 get_memory_order_name returns NULL.
32681 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
32682 with release semantics. Do not warn if get_memory_order already did.
32683 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
32684 semantics. Fix check for relaxed or acquire semantics. Do not warn
32685 if get_memory_order already did.
32687 2016-01-29 Sebastian Pop <s.pop@samsung.com>
32689 * doc/install.texi: Document that isl-0.16 is supported.
32691 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
32694 * config/i386/constraints.md (Bm): Describe as special memory
32696 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
32697 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32698 * genpreds.c (struct constraint_data): Add is_special_memory.
32699 (have_special_memory_constraints, special_memory_start): New
32701 (special_memory_end): Ditto.
32702 (add_constraint): Add new arg is_special_memory. Add code to
32703 process its true value. Update have_special_memory_constraints.
32704 (process_define_constraint): Pass the new arg.
32705 (process_define_register_constraint): Ditto.
32706 (choose_enum_order): Process special memory.
32707 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
32708 function insn_extra_special_memory_constraint.
32709 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32710 * gensupport.c (process_rtx): Process
32711 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32712 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
32713 * ira-lives.c (single_reg_class): Use
32714 insn_extra_special_memory_constraint.
32715 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
32716 * lra-constraints.c (process_alt_operands): Ditto.
32717 (curr_insn_transform): Use insn_extra_special_memory_constraint.
32718 * recog.c (asm_operand_ok, preprocess_constraints): Process
32720 * reload.c (find_reloads): Ditto.
32721 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
32722 * stmt.c (parse_input_constraint): Use
32723 insn_extra_special_memory_constraint.
32725 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
32728 * lra-splill.c (lra_final_code_change): Revert r229087 by
32729 removing all sub-registers.
32731 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
32734 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
32736 2016-01-29 Jakub Jelinek <jakub@redhat.com>
32739 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
32740 SSE1, copy target into the temporary reg first before recursing
32743 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
32745 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
32748 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
32750 * ginclude/stdarg.h: Test __cplusplus instead of
32751 __GXX_EXPERIMENTAL_CXX0X__.
32753 2016-01-29 Richard Biener <rguenther@suse.de>
32755 PR tree-optimization/69547
32756 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
32757 Do not mark clobbers necessary.
32758 (mark_all_reaching_defs_necessary_1): Likewise.
32760 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
32762 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
32763 declaration name with %qs and print it in both error messages.
32764 Also fix indentation.
32766 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
32769 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
32770 trailing blank line from error message.
32772 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
32775 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
32778 2016-01-29 Richard Biener <rguenther@suse.de>
32780 PR middle-end/69537
32781 * match.pd: Allow all integral types when simplifying a
32782 widening or sign-changing conversion.
32784 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32786 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
32787 back to setting codegen_error to fail codegen.
32789 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
32792 * config/i386/constraints.md (C): Only accept constant zero operand.
32793 (BC): New constraint.
32794 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
32795 instead of C constraint.
32796 * doc/md.texi (Machine Constraints): Update description
32799 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
32802 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
32804 2016-01-28 Jakub Jelinek <jakub@redhat.com>
32806 PR middle-end/69542
32807 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
32810 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
32812 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
32813 branches if using guessed profile.
32815 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
32817 * graphite-optimize-isl.c (optimize_isl): Fix dump.
32819 2016-01-28 Richard Henderson <rth@redhat.com>
32822 * config/aarch64/aarch64-modes.def (CC_Cmode): New
32823 * config/aarch64/aarch64-protos.h: Update.
32824 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
32825 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
32826 (aarch64_get_condition_code_1): Handle CC_Cmode.
32827 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
32828 (*add<mode>3_compareC_cconly_imm): New.
32829 (*add<mode>3_compareC_cconly): New.
32830 (*add<mode>3_compareC_imm): New.
32831 (add<mode>3_compareC): New.
32832 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
32833 to be first. Use aarch64_carry_operation.
32834 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
32835 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
32836 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
32837 (subti3): Use subdi3_compare1.
32838 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
32839 (sub<mode>3_compare1): New.
32840 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
32841 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
32842 (*subsi3_carryin_uxtw): Likewise.
32843 (*ngc<mode>, *ngcsi_uxtw): Likewise.
32844 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
32845 * config/aarch64/iterators.md (DWI): New.
32846 * config/aarch64/predicates.md (aarch64_carry_operation): New.
32847 (aarch64_borrow_operation): New.
32849 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
32851 * graphite-optimize-isl.c (optimize_isl): Print a different debug
32852 message when isl does not return a valid schedule.
32854 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32856 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
32857 Remove comments from class declarations: they are already in the code
32860 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32862 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
32864 (ternary_op_to_tree): Same.
32865 (unary_op_to_tree): Same.
32866 (nary_op_to_tree): Same.
32867 (gcc_expression_from_isl_expr_op): Same.
32868 (gcc_expression_from_isl_expression): Same.
32869 (graphite_create_new_loop): Same.
32870 (graphite_create_new_loop_guard): Same.
32871 (build_iv_mapping): Same.
32872 (graphite_create_new_guard): Same.
32873 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
32874 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
32876 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32878 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
32879 instead of setting codegen_error to fail codegen.
32881 2016-01-28 Jason Merrill <jason@redhat.com>
32883 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
32885 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
32887 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
32888 Remove CONST_INT_P check in CCMP cost calculation.
32890 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
32892 * config/aarch64/aarch64.c (generic_vector_cost):
32893 Set vec_permute_cost.
32894 (cortexa57_vector_cost): Likewise.
32895 (exynosm1_vector_cost): Likewise.
32896 (xgene1_vector_cost): Likewise.
32897 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
32898 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
32899 Add vec_permute_cost entry.
32901 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
32903 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
32905 (add<mode>3_compare0): Likewise.
32906 (addsi3_compare0_uxtw): Likewise.
32907 (add<mode>3nr_compare0): Likewise.
32908 (compare_neg<mode>): Likewise.
32909 (<optab><mode>3): Likewise.
32911 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
32913 * tree-vect-stmts.c (vectorizable_comparison): Add
32914 NULL check for vectype.
32916 2016-01-28 Richard Biener <rguenther@suse.de>
32918 PR tree-optimization/69466
32919 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
32920 Account for PHIs we couldn't duplicate.
32922 2016-01-28 Martin Liska <mliska@suse.cz>
32925 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
32926 instead of ENABLE_VALGRIND_CHECKING.
32928 2016-01-27 Richard Henderson <rth@redhat.com>
32931 * lra-remat.c (subreg_regs): New.
32932 (dump_candidates_and_remat_bb_data): Dump it.
32933 (operand_to_remat): Reject if operand in subreg_regs.
32934 (set_bb_regs): Collect subreg_regs.
32935 (lra_remat): Init and free subreg_regs. Compute
32936 calculate_local_reg_remat_bb_data before create_cands.
32938 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
32941 * config/i386/i386.c (ix86_update_stack_boundary): Don't
32942 change stack_alignment_needed for __tls_get_addr call.
32944 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
32946 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
32948 2016-01-27 Jeff Law <law@redhat.com>
32950 PR tree-optimization/68398
32951 PR tree-optimization/69196
32952 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
32953 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
32954 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
32955 Only count PHIs in the last block in the path. The others will
32956 const/copy propagate away. Add heuristic to allow more irreducible
32957 subloops to be created when it is likely profitable to do so.
32959 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
32960 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
32961 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
32963 2016-01-27 Jakub Jelinek <jakub@redhat.com>
32966 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
32967 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
32968 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
32969 * tree-streamer-in.c: Include asan.h.
32970 (streamer_get_builtin_tree): For builtins in sanitizer
32971 range call initialize_sanitizer_builtins and retry.
32973 2016-01-27 Ian Lance Taylor <iant@google.com>
32975 * common.opt (fkeep-gc-roots-live): New undocumented option.
32976 * tree-ssa-loop-ivopts.c (add_candidate_1): If
32977 -fkeep-gc-roots-live, skip pointers.
32978 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
32981 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
32984 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
32985 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
32987 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
32990 * configure.ac: NetBSD provides SSP in its C library.
32991 * configure: Updated.
32993 2016-01-27 Richard Biener <rguenther@suse.de>
32995 PR tree-optimization/69166
32996 * tree-vect-loop.c (vect_is_simple_reduction): Always check
32997 reduction code for commutativity / associativity.
32999 2016-01-27 Martin Jambor <mjambor@suse.cz>
33001 PR tree-optimization/69355
33002 * tree-sra.c (analyze_access_subtree): Correct hole detection when
33003 total_scalarization fails.
33005 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
33007 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
33010 2016-01-27 Christian Bruel <christian.bruel@st.com>
33013 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
33014 Move arm_reset_previous_fndecl and set_target_option_current_node in
33015 the conditional part. Call save_restore_target_globals.
33016 * config/arm/arm.c (arm_set_current_function):
33017 Refactor to better support #pragma target and attribute mix.
33018 Call save_restore_target_globals.
33019 * config/arm/arm-protos.h (save_restore_target_globals): New function.
33021 2016-01-27 Martin Liska <mliska@suse.cz>
33023 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
33024 reference for an HSA kernel and its host function.
33026 2016-01-27 Jakub Jelinek <jakub@redhat.com>
33028 PR tree-optimization/69399
33029 * wide-int.h (wi::lrshift): For larger precisions, only
33030 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
33032 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
33034 * config/arc/predicates.md (proper_comparison_operator): Reject
33035 constant-constant comparison.
33037 2016-01-26 Tom de Vries <tom@codesourcery.com>
33039 PR tree-optimization/69110
33040 * tree-data-ref.c (initialize_data_dependence_relation): Handle
33041 DR_NUM_DIMENSIONS == 0.
33043 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
33044 Sebastian Pop <s.pop@samsung.com>
33046 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
33047 isl_ast_op_cond and isl_ast_op_select.
33048 (gcc_expression_from_isl_expr_op): Same.
33050 2016-01-26 Jason Merrill <jason@redhat.com>
33053 * tree.c (recompute_constructor_flags): Split out from
33055 (verify_constructor_flags): New.
33056 * tree.h: Declare them.
33058 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
33060 PR rtl-optimization/69217
33061 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
33062 are no TYPE_FIELDS set for the record type.
33064 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33067 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
33068 toc_label_name unconditionally.
33069 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
33070 SYMBOL_REF string. Use toc_label_name instead of constructing
33072 (rs6000_elf_declare_function_name): Use toc_label_name instead of
33073 constructing LCTOC1.
33075 2016-01-26 Martin Sebor <msebor@redhat.com>
33078 * doc/extend.texi (Common Type Attributes): Move text that talks about
33079 attribute packed from attribute aligned to the section discussing
33080 the former attribute for clarity.
33082 2016-01-26 Richard Henderson <rth@redhat.com>
33084 PR middle-end/60908
33085 * trans-mem.c (tm_region_init): Mark entry block as visited.
33087 2016-01-26 David Malcolm <dmalcolm@redhat.com>
33090 * diagnostic-show-locus.c (layout::print_source_line): Replace
33091 call to pp_newline with call to layout::print_newline.
33092 (layout::print_annotation_line): Likewise.
33093 (layout::move_to_column): Likewise.
33094 (layout::print_any_fixits): After printing any fixits, print a
33095 trailing newline, if necessary.
33096 (layout::print_newline): New method, resetting any colorization
33098 (diagnostic_show_locus): Move the pp_newline to before the
33099 early bailout. Remove dummy block enclosing the layout instance.
33100 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
33101 of pp_newline_and_flush with pp_flush.
33102 (diagnostic_append_note): Delete use of pp_newline.
33103 (diagnostic_append_note_at_rich_loc): Delete.
33104 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
33105 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
33106 when newline characters are added to the buffer.
33108 2016-01-26 Michael Matz <matz@suse.de>
33110 * configure.ac (ac_cv_std_swap_in_utility): New test.
33111 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
33112 * configure: Regenerate.
33113 * config.in: Regenerate.
33115 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
33117 * config/arc/arc.md (cstoresi4): Force operand into register.
33118 (arcset<code>): Fix predicate.
33119 (arcsetltu): Likewise.
33120 (arcsetgeu): Likewise.
33121 (arcsethi): Likewise.
33122 (arcsetls): Likewise.
33124 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33126 PR tree-optimization/69483
33127 * gimple-fold.c (canonicalize_constructor_val): Return NULL
33128 if base has error_mark_node type.
33130 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
33133 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
33134 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
33136 (vget_lane_f16): Handle big-endian.
33137 (vgetq_lane_f16): Likewise.
33138 (vset_lane_f16): Likewise.
33139 (vsetq_lane_f16): Likewise.
33140 * config/arm/iterators.md (VQXMOV): Add V8HF.
33141 (VDQ): Add V4HF and V8HF.
33142 (V_reg): Handle V4HF and V8HF.
33143 (Is_float_mode): Likewise.
33144 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
33145 neon_vdup_nv8hf): New patterns.
33146 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
33147 Use VD_LANE iterator.
33148 (neon_vld1_dup<mode>): Use VQ2 iterator.
33150 2016-01-26 Nathan Sidwell <nathan@acm.org>
33152 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
33153 (set_oacc_fn_attrib): Add IS_KERNEL arg.
33154 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
33155 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
33156 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
33157 (oacc_validate_dims): Add LEVEL arg, don't return level.
33158 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
33159 oacc_validate_dims.
33160 (execute_oacc_device_lower): Adjust, add more dump output.
33161 * tree-ssa-loop.c (gate_oacc_kernels): Use
33162 oacc_fn_attrib_kernels_p.
33163 * tree-parloops.c (create_parallel_loop): Adjust
33164 set_oacc_fn_attrib call.
33166 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33169 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
33170 (append_compiler_options): Handle -fcilkplus.
33171 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
33173 2016-01-26 Nick Clifton <nickc@redhat.com>
33176 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
33177 been marked as DECL_ONE_ONLY but we do not the means to make it
33178 so, then do not allow it to bind locally.
33180 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33183 * opts.h (parse_sanitizer_options): New prototype.
33184 * opts.c (sanitizer_opts): New array.
33185 (parse_sanitizer_options): New function.
33186 (common_handle_option): Use parse_sanitizer_options.
33188 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
33191 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
33192 alignment adjustment to ...
33193 (ix86_update_stack_boundary): Here. Don't over-align stack for
33195 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
33196 if __tls_get_addr is called.
33198 2016-01-26 Christian Bruel <christian.bruel@st.com>
33200 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
33202 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
33204 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
33206 2016-01-26 Richard Biener <rguenther@suse.de>
33208 PR middle-end/69467
33209 * match.pd: Guard X * CST CMP 0 pattern with single_use.
33211 2016-01-26 Richard Biener <rguenther@suse.de>
33213 PR tree-optimization/69452
33214 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
33215 (move_computations_dom_walker::before_dom_children): Rename
33217 (move_computations_worker): This.
33218 (move_computations): Perform an RPO rather than a DOM walk.
33220 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33223 * combine.c (combine_instructions): For REG_EQUAL note with
33224 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
33225 to the underlying register.
33226 * doc/rtl.texi (REG_EQUAL): Document the behavior of
33227 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
33229 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
33232 * config/aarch64/aarch64-builtins.c
33233 (aarch64_init_simd_builtin_types): Do not set structural
33234 equality to __Poly{8,16,64,128}_t types.
33236 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
33238 PR tree-optimization/69400
33239 * wide-int.cc (wi_pack): Take the precision as argument and
33240 perform canonicalization here rather than in the callers.
33241 Use the main loop to handle all full-width HWIs. Add a
33242 zero HWI if in_len isn't a full result.
33243 (wi::divmod_internal): Update accordingly.
33244 (wi::mul_internal): Likewise. Simplify.
33246 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
33247 Sebastian Pop <s.pop@samsung.com>
33249 * graphite-poly.c (apply_poly_transforms): Simplify.
33250 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
33251 (print_isl_map): Same.
33252 (print_isl_union_map): Same.
33253 (print_isl_schedule): New.
33254 (debug_isl_schedule): New.
33255 * graphite-dependences.c (scop_get_reads): Do not call
33256 isl_union_map_add_map that is undocumented isl functionality.
33257 (scop_get_must_writes): Same.
33258 (scop_get_may_writes): Same.
33259 (scop_get_original_schedule): Remove.
33260 (scop_get_dependences): Do not call isl_union_map_compute_flow that
33261 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
33262 (compute_deps): Remove.
33263 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
33264 (debug_schedule_ast): New.
33265 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
33266 set_separate_option.
33267 (graphite_regenerate_ast_isl): Add dump.
33268 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
33269 from scop->transformed_schedule.
33270 (graphite_regenerate_ast_isl): Add more dump.
33271 * graphite-optimize-isl.c (optimize_isl): Set
33272 scop->transformed_schedule. Check whether schedules are equal.
33273 (apply_poly_transforms): Move here.
33274 * graphite-poly.c (apply_poly_transforms): ... from here.
33275 (free_poly_bb): Static.
33276 (free_scop): Static.
33277 (pbb_number_of_iterations_at_time): Remove.
33278 (print_isl_ast): New.
33279 (debug_isl_ast): New.
33280 (debug_scop_pbb): New.
33281 * graphite-scop-detection.c (print_edge): Move.
33282 (print_sese): Move.
33283 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
33284 (build_scop_scattering): Remove.
33285 (create_pw_aff_from_tree): Assert instead of bailing out.
33286 (add_condition_to_pbb): Remove unused code, do not fail.
33287 (add_conditions_to_domain): Same.
33288 (add_conditions_to_constraints): Remove.
33289 (build_scop_context): New.
33290 (add_iter_domain_dimension): New.
33291 (build_iteration_domains): Initialize pbb->iterators.
33292 Call add_conditions_to_domain.
33295 (index_outermost_in_loop): New.
33296 (index_pbb_in_loop): New.
33297 (outermost_pbb_in): New.
33298 (add_in_sequence): New.
33299 (add_outer_projection): New.
33300 (outer_projection_mupa): New.
33301 (add_loop_schedule): New.
33302 (build_schedule_pbb): New.
33303 (build_schedule_loop): New.
33304 (embed_in_surrounding_loops): New.
33305 (build_schedule_loop_nest): New.
33306 (build_original_schedule): New.
33307 (build_poly_scop): Call build_original_schedule.
33308 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
33309 (free_poly_dr): Remove.
33310 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
33311 (free_poly_bb): Remove.
33312 (debug_loop_vec): Remove.
33313 (print_isl_ast): Declare.
33314 (debug_isl_ast): Declare.
33315 (scop_do_interchange): Remove.
33316 (scop_do_strip_mine): Remove.
33317 (scop_do_block): Remove.
33318 (flatten_all_loops): Remove.
33319 (optimize_isl): Remove.
33320 (pbb_number_of_iterations_at_time): Remove.
33321 (debug_scop_pbb): Declare.
33322 (print_schedule_ast): Declare.
33323 (debug_schedule_ast): Declare.
33324 (struct scop): Remove schedule. Add original_schedule,
33325 transformed_schedule.
33326 (free_gimple_poly_bb): Remove.
33327 (print_generated_program): Remove.
33328 (debug_generated_program): Remove.
33329 (unify_scattering_dimensions): Remove.
33330 * sese.c (print_edge): ... here.
33331 (print_sese): ... here.
33332 (debug_edge): ... here.
33333 (debug_sese): ... here.
33334 * sese.h (print_edge): Declare.
33335 (print_sese): Declare.
33336 (dump_edge): Declare.
33337 (dump_sese): Declare.
33339 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
33340 Sebastian Pop <s.pop@samsung.com>
33342 * Makefile.in: Set ISLVER in site.exp.
33344 2016-01-25 Jakub Jelinek <jakub@redhat.com>
33346 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
33347 DECL_VALUE_EXPR of new_var even for the non-array case. Look
33348 through DECL_VALUE_EXPR for expansion.
33350 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
33352 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
33353 the frame info after reload completed.
33355 2016-01-25 Jeff Law <law@redhat.com>
33357 PR tree-optimization/69196
33358 PR tree-optimization/68398
33359 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
33360 tree-ssa-threadupdate.c.
33361 (determine_bb_domination_status): Prototype
33362 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
33363 (determine_bb_domination_status): No longer static.
33364 (valid_jump_thread_path): Remove code to detect characteristics
33365 of the jump thread path not associated with correctness.
33366 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
33367 Correct test for thread path length. Count PHIs for real operands as
33368 statements that need to be copied. Do not count ASSERT_EXPRs.
33369 Look at all the blocks in the thread path. Compute and selectively
33370 filter thread paths based on threading through the latch, threading
33371 a multiway branch or crossing a multiway branch.
33373 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33375 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
33376 decl with __attribute__ ((unused)) annotation.
33378 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
33381 * tree-vect-stmts.c (vectorizable_condition): Check vectype
33382 of operands is compatible with a statement vectype.
33384 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
33386 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
33387 improve wording for mixed storage order support.
33389 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
33391 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
33392 (vcvt_u64_f64): Likewise.
33393 (vcvta_s64_f64): Likewise.
33394 (vcvta_u64_f64): Likewise.
33395 (vcvtm_s64_f64): Likewise.
33396 (vcvtm_u64_f64): Likewise.
33397 (vcvtn_s64_f64): Likewise.
33398 (vcvtn_u64_f64): Likewise.
33399 (vcvtp_s64_f64): Likewise.
33400 (vcvtp_u64_f64): Likewise.
33402 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
33404 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
33405 (arc_init): Check validity mll64 option.
33406 (arc_save_restore): Use double load/store instruction.
33407 (arc_expand_movmem): Likewise.
33408 (arc_split_move): Don't split if we have double load/store
33409 instructions. Returns a boolean.
33410 (arc_process_double_reg_moves): Change function to return boolean
33411 instead of a sequence of instructions.
33412 (arc_dwarf_register_span): New function.
33413 * config/arc/arc-protos.h (arc_split_move): Change prototype.
33414 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
33415 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
33416 (*movdf_insn): Likewise.
33417 * config/arc/arc.opt (mll64): New option.
33418 * config/arc/predicates.md (even_register_operand): New predicate.
33419 * doc/invoke.texi (ARC Options): Add mll64 documentation.
33421 2016-01-25 Richard Biener <rguenther@suse.de>
33424 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
33425 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
33427 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
33429 2016-01-25 Richard Biener <rguenther@suse.de>
33431 PR tree-optimization/69376
33432 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
33434 (VN_INFO_ANTI_RANGE_P): New inline.
33435 (VN_INFO_RANGE_TYPE): Likewise.
33436 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
33437 SSA_NAME_ANTI_RANGE_P.
33438 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
33439 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
33440 Properly query VN_INFO_RANGE_TYPE.
33442 2016-01-25 Nick Clifton <nickc@redhat.com>
33445 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
33447 2016-01-23 Tom de Vries <tom@codesourcery.com>
33449 PR tree-optimization/69426
33450 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
33453 2016-01-23 Jakub Jelinek <jakub@redhat.com>
33455 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
33456 "the the" with "the" in the comments.
33457 * ipa-devirt.c (build_type_inheritance_graph,
33458 update_type_inheritance_graph): Likewise.
33459 * tree.c (build_function_type_list_1): Likewise.
33460 * cfgloopmanip.c (scale_loop_profile): Likewise.
33461 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
33462 * gimple-ssa-split-paths.c
33463 (find_block_to_duplicate_for_splitting_paths): Likewise.
33464 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
33465 * expr.c (convert_move): Likewise.
33466 * var-tracking.c (vt_stack_adjustments): Likewise.
33467 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
33468 * tree-vrp.c (test_for_singularity): Likewise.
33470 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
33471 directly instead of building a temporary tree.
33474 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
33475 remove <algorithm> include.
33477 2016-01-22 Jakub Jelinek <jakub@redhat.com>
33480 * config/i386/i386.c: Include dojump.h.
33481 (expand_small_movmem_or_setmem,
33482 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
33484 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
33485 if dynamic_check != -1.
33487 2016-01-21 Jeff Law <law@redhat.com>
33489 PR middle-end/69347
33490 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
33491 record_temporary_equivalences. Rewritten to avoid unnecessary calls
33492 into dominated_by_p.
33493 (cprop_into_successor_phis): Avoid unnecessary tests.
33495 2016-01-22 Richard Henderson <rth@redhat.com>
33498 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
33499 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
33501 2016-01-22 Michael Matz <matz@suse.de>
33503 * system.h (string, algorithm): Include only conditionally.
33504 (new): Include always under C++.
33505 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
33506 * final.c (toplevel): Ditto.
33507 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
33508 * genconditions.c (write_header): Make gencondmd.c define
33510 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
33512 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
33513 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
33515 2016-01-22 Christian Bruel <christian.bruel@st.com>
33518 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
33520 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33523 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
33524 define_insn_and_split. Ensure operands[1] and operands[0] do not
33525 get assigned the same register.
33527 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
33529 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
33531 2016-01-22 Christian Bruel <christian.bruel@st.com>
33533 * config/arm/arm-c.c (arm_pragma_target_parse):
33534 Remove warn_builtin_macro_redefined overwrite.
33536 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
33538 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
33539 flag_non_call_exceptions compatibility.
33541 2016-01-22 Jakub Jelinek <jakub@redhat.com>
33544 * dwarf2out.c (add_child_die_after): New function.
33545 (dwarf_qual_info_t): New type.
33546 (dwarf_qual_info): New variable.
33547 (qualified_die_p): New function.
33548 (modified_type_die): For -fdebug-types-section, ensure
33549 canonical order of qualifiers. Put qualified DIEs adjacent
33550 to the corresponding non-qualified type DIE and search there
33551 for existing qualified DIEs.
33553 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
33555 * doc/extend.texi (scalar_storage_order type attribute): Document
33556 restriction on type punning and aliasing, and remove future tense.
33558 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
33561 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
33564 2016-01-21 Jeff Law <law@redhat.com>
33566 PR middle-end/69347
33567 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
33568 useless call to record_temporary_equivalences.
33569 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
33570 allocate 10 slots in the bb_path vector and let it grow as needed.
33571 (fsm_find_control_statement_thread_paths): Similarly for the next_path
33574 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
33576 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
33578 * configure: Regenerate.
33580 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
33582 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
33583 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
33585 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
33587 PR middle-end/66178
33588 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
33589 drop EXPAND_INITIALIZER.
33590 * rtl.h (contains_symbolic_reference_p): Declare.
33591 * rtlanal.c (contains_symbolic_reference_p): New function.
33592 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
33593 a subtraction into a NOT if symbolic constants are involved.
33595 2016-01-21 Anton Blanchard <anton@samba.org>
33596 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33599 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
33601 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
33604 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
33606 * config/microblaze/microblaze.c
33607 (get_branch_target): New.
33608 (insert_wic_for_ilb_runout): New.
33610 (microblaze_machine_dependent_reorg): New.
33611 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
33612 * config/microblaze/microblaze.md
33613 (UNSPEC_IPREFETCH): Define.
33614 (iprefetch): New pattern
33615 * config/microblaze/microblaze.opt
33616 (mxl-prefetch): New flag.
33618 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
33620 * config/microblaze/microblaze.h
33621 (FIXED_REGISTERS): Update in macro.
33622 (CALL_USED_REGISTERS): Update in macro.
33624 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
33626 PR rtl-optimization/68920
33627 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
33630 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
33632 PR rtl-optimization/68990
33633 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
33634 pseudo instead of inheritance ones.
33636 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
33637 Nick Clifton <nickc@redhat.com>
33641 * config/mips/mips.c (mips_compute_frame_info): Initialise
33642 args_size and hard_frame_pointer_offset fields of the frame
33643 structure before calling mips_global_pointer.
33645 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
33647 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
33649 * configure: Regenerate.
33651 2016-01-21 Richard Biener <rguenther@suse.de>
33653 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
33655 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
33657 * config/s390/s390.c (s390_asm_declare_function_size): Add code
33658 to actually emit the .size directive.
33660 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
33661 Jakub Jelinek <jakub@redhat.com>
33665 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
33666 args array size by one to avoid buffer overflow.
33668 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
33670 * config/s390/s390.md (pool_section_start): Use switch_to_section
33671 to select proper read-only data section instead of hardcoding
33673 (pool_section_end): Use switch_to_section to match the above.
33675 2016-01-21 Richard Biener <rguenther@suse.de>
33677 PR tree-optimization/69378
33678 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
33679 (set_ssa_val_to): Use it for dominance checks taking into
33680 account not executable edges.
33682 2016-01-21 Jakub Jelinek <jakub@redhat.com>
33685 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
33686 for bitsize instead of GET_MODE_PRECISION (mode).
33688 2016-01-20 Martin Sebor <msebor@redhat.com>
33691 * extend.texi (__sync Builtins): Clarify the semantics of
33692 __sync_fetch_and_OP built-ins on pointers.
33693 (__atomic Builtins): Same.
33695 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33696 Sebastian Pop <s.pop@samsung.com>
33698 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
33699 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
33700 (is_valid_rename): Same.
33701 (translate_isl_ast_to_gimple::get_rename): Same.
33702 (translate_isl_ast_to_gimple::rename_all_uses): Same.
33703 (translate_isl_ast_to_gimple::rename_uses): Same.
33704 (get_new_name): Check for close_phi nodes.
33705 (copy_loop_phi_args): Use phi_node_kind.
33706 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
33707 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
33709 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33710 Sebastian Pop <s.pop@samsung.com>
33712 Revert commit r229783.
33713 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
33714 Remove use of parameter_rename_map.
33715 (copy_def): Remove.
33716 (copy_internal_parameters): Remove.
33717 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
33718 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
33719 (free_sese_info): Do not free parameter_rename_map.
33720 (set_rename): Do not use parameter_rename_map.
33721 (rename_uses): Update call to set_rename.
33722 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
33723 * sese.h (parameter_rename_map_t): Remove.
33724 (struct sese_info_t): Remove field parameter_rename_map.
33726 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33727 Sebastian Pop <s.pop@samsung.com>
33729 * graphite-isl-ast-to-gimple.c: Fix comment.
33730 * graphite-scop-detection.c (defined_in_loop_p): New.
33731 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
33732 names defined in loop.
33734 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33735 Sebastian Pop <s.pop@samsung.com>
33737 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
33738 Discard unstructured if-then-else regions.
33740 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33741 Sebastian Pop <s.pop@samsung.com>
33743 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
33744 (cleanup_loop_iter_dom): Remove.
33745 (build_loop_iteration_domains): Remove.
33746 (build_scop_context): Remove.
33747 (build_scop_iteration_domain): Remove.
33748 (add_loop_constraints): New.
33749 (build_iteration_domains): New.
33750 (build_poly_scop): Call build_iteration_domains.
33752 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33753 Sebastian Pop <s.pop@samsung.com>
33755 * graphite-scop-detection.c
33756 (scop_detection::harmful_loop_in_region): Free dom and loops.
33757 (scop_detection::loop_body_is_valid_scop): Free bbs.
33759 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33760 Sebastian Pop <s.pop@samsung.com>
33762 * graphite-scop-detection.c (record_loop_in_sese): New.
33763 (gather_bbs::before_dom_children): Call record_loop_in_sese.
33764 (build_scops): Remove call to build_sese_loop_nests.
33765 * sese.c (sese_record_loop): Remove.
33766 (build_sese_loop_nests): Remove.
33767 (new_sese_info): Remove region->loops.
33768 (free_sese_info): Same.
33769 * sese.h (sese_contains_loop): Same.
33770 (build_sese_loop_nests): Remove.
33771 (sese_contains_loop): Remove.
33773 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33774 Sebastian Pop <s.pop@samsung.com>
33776 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
33777 loop_is_valid_in_scop.
33778 (scop_detection::harmful_stmt_in_region): Renamed
33779 harmful_loop_in_region.
33780 Call loop_is_valid_in_scop.
33782 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33783 Sebastian Pop <s.pop@samsung.com>
33785 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
33788 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33789 Sebastian Pop <s.pop@samsung.com>
33791 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
33792 * graphite.h (struct poly_bb): Remove field is_reduction.
33793 (PBB_IS_REDUCTION): Remove.
33795 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33796 Sebastian Pop <s.pop@samsung.com>
33798 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
33799 (add_pdr_constraints): Same.
33800 (scop_get_reads): Same.
33801 (scop_get_must_writes): Same.
33802 (scop_get_may_writes): Same.
33803 (scop_get_original_schedule): Same.
33804 (extend_schedule): Same.
33805 (apply_schedule_on_deps): Same.
33806 (carries_deps): Same.
33807 (compute_deps): Same.
33808 (scop_get_dependences): Same.
33809 * graphite-isl-ast-to-gimple.c
33810 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
33811 * graphite-optimize-isl.c (get_schedule_for_band): Same.
33812 (get_schedule_for_band_list): Same.
33813 (get_schedule_map): Same.
33814 (apply_schedule_map_to_scop): Same.
33815 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
33816 (build_loop_iteration_domains): Same.
33817 (add_condition_to_pbb): Same.
33818 (add_param_constraints): Same.
33819 (pdr_add_memory_accesses): Same.
33820 (pdr_add_data_dimensions): Same.
33822 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
33824 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
33827 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
33829 * common.opt (feliminate-dwarf2-dups): Replace references to
33830 "DWARF 2" with just "DWARF".
33831 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
33832 * doc/extend.texi: Likewise.
33833 * doc/cpp.texi: Likewise.
33834 * doc/invoke.texi: Likewise.
33835 (Option Summary): Add -gdwarf to list of Debugging Options.
33836 (Debugging Options): Document -gdwarf.
33837 * doc/contrib.texi: Spell "DWARF" like that.
33839 2016-01-21 Jakub Jelinek <jakub@redhat.com>
33841 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
33842 warning. Fix up formatting.
33844 PR middle-end/67653
33845 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
33846 attempt to mark memory input operand addressable and
33847 call prepare_gimple_addressable in that case. Don't adjust
33848 input_location for diagnostics, use error_at instead.
33850 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
33852 * config/rs6000/ppc-auxv.h: New file.
33853 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
33854 (cpu_is): Likewise.
33855 (cpu_supports): Likewise.
33856 * config/rs6000/rs6000.c: include "ppc-auxv.h".
33857 (cpu_is_info): New variable.
33858 (cpu_supports_info): Likewise.
33859 (tcb_verification_symbol): Likewise.
33860 (cpu_builtin_p): Likewise.
33861 (cpu_expand_builtin): New function.
33862 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
33863 (rs6000_init_builtins): Likewise.
33864 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
33865 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
33866 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
33867 * configure: Regenerate.
33868 * config.in: Likewise.
33869 * doc/extend.texi (PowerPC Built-in Functions): Document
33870 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
33872 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
33875 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
33877 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
33880 2016-01-20 Richard Henderson <rth@redhat.com>
33886 * tree.c (tm_define_builtin): New.
33887 (find_tm_vector_type): New.
33888 (build_tm_vector_builtins): New.
33889 (build_common_builtin_nodes): Call it.
33891 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
33893 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
33894 (arm_fp_ok): Likewise.
33895 (arm_fp): Likewise.
33896 (arm_crypto): Likewise.
33898 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
33899 Richard Biener <rguenther@suse.de>
33901 PR tree-optimization/69328
33902 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
33903 vectors have same number of elements.
33904 (vectorizable_condition): Fix masked version recognition.
33906 2016-01-20 Richard Biener <rguenther@suse.de>
33908 PR tree-optimization/69345
33909 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
33910 (VN_INFO_PTR_INFO): Likewise.
33911 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
33912 info when it is equal between non-dominating SSA names.
33913 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
33914 Make sure to look at original SSA infos.
33916 2016-01-20 Jeff Law <law@redhat.com>
33919 * config/m68k/predicates.md (pow2_m1_operand): New predicate
33921 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
33922 (pc_or_label_operand): New predicate.
33923 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
33924 tests for small integers that are 2^n - 1.
33926 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
33928 * doc/invoke.texi (Options Summary): Add '.' after @xref.
33930 2016-01-19 Jeff Law <law@redhat.com>
33932 PR middle-end/69347
33933 * tree-ssa-threadbackwards.c
33934 (fsm_find_control_statement_thread_paths): Do not try to lookup
33935 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
33937 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
33939 * doc/lto.texi: Remove text that says only Gold has linker plugin
33942 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
33944 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
33945 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
33946 the DIE accordingly.
33947 (modified_type_die): Add REVERSE parameter and pass it recursively,
33948 as well as to base_type_die. Adjust presence check accordingly.
33949 (base_type_for_mode): Adjust call to modified_type_die.
33950 (add_type_attribute): Add REVERSE parameter and pass it to
33952 (generic_parameter_die): Adjust call to add_type_attribute.
33953 (add_scalar_info): Likewise.
33954 (add_subscript_info): Likewise.
33955 (gen_array_type_die): Likewise.
33956 (gen_descr_array_type_die): Likewise.
33957 (gen_entry_point_die): Likewise.
33958 (gen_enumeration_type_die): Likewise.
33959 (gen_formal_parameter_die): Likewise.
33960 (gen_subprogram_die): Likewise.
33961 (gen_variable_die ): Likewise.
33962 (gen_const_die): Likewise.
33963 (gen_field_die): Likewise.
33964 (gen_pointer_type_die): Likewise.
33965 (gen_reference_type_die): Likewise.
33966 (gen_ptr_to_mbr_type_die): Likewise.
33967 (gen_inheritance_die): Likewise.
33968 (gen_subroutine_type_die): Likewise.
33969 (gen_typedef_die): Likewise.
33970 (force_type_die): Adjust call to modified_type_die.
33972 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
33974 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
33975 flow throughout the file. Fix broken link to Objective-C 2.0
33977 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
33980 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
33982 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
33984 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33987 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
33988 (maybe_record_node): Record cxa_pure_virtual as the only possible
33989 target if there are not ohter candidates.
33990 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
33992 2016-01-19 Richard Biener <rguenther@suse.de>
33994 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
33995 (get_memory_order): Likewise.
33997 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
33999 * tree-vect-stmts.c (vectorizable_store): Check
34002 2016-01-19 David Malcolm <dmalcolm@redhat.com>
34005 * gcc.c (driver::decode_argv): Add call to
34006 init_opts_obstack before init_options_struct.
34007 * opts.c (init_opts_obstack): Remove idempotency.
34008 (init_options_struct): Replace call to init_opts_obstack
34009 with a gcc_assert to verify that it has already been called.
34010 * toplev.c (toplev::main): Add call to init_opts_obstack before
34011 calls to init_options_struct.
34012 (toplev::finalize): Move cleanup of opts_obstack next to
34013 cleanup of save_decoded_options, clearing the latter, and
34014 save_decoded_options_count.
34016 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34019 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
34020 attribute to unconditional. Remove %? from output template.
34022 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34023 Jiong Wang <jiong.wang@arm.com>
34025 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
34026 generated from different expand order.
34028 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34030 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
34031 Add support for CCMP costing.
34033 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34035 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
34036 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
34037 (fccmpe<mode>): Likewise.
34038 (fcmp): Rename to fcmp and globalize pattern.
34040 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
34041 (aarch64_gen_ccmp_next): Add FP support.
34043 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34045 * target.def (gen_ccmp_first): Update documentation.
34046 (gen_ccmp_next): Likewise.
34047 * doc/tm.texi (gen_ccmp_first): Update documentation.
34048 (gen_ccmp_next): Likewise.
34049 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
34050 expand_ccmp_expr_1. Improve comments.
34051 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
34052 (ccmp_ior<mode>): Remove pattern.
34053 (cmp<mode>): Remove expand.
34054 (cmp): Globalize pattern.
34055 (cstorecc4): Use cc_register.
34056 (mov<mode>cc): Remove ccmp_cc_register check.
34057 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
34058 Simplify after removal of CC_DNE/* modes.
34059 (aarch64_ccmp_mode_to_code): Remove.
34060 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
34061 In 'k' case use integer as condition.
34062 (aarch64_nzcv_codes): Remove inverted cases.
34063 (aarch64_code_to_ccmode): Remove.
34064 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
34065 comparison with CC register to be used in folowing CCMP/branch/CSEL.
34066 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
34067 pattern. Return the comparison with CC register. Invert conditions
34068 when bitcode is OR.
34069 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
34070 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
34072 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34074 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
34075 instrumented_version.
34077 2016-01-19 Richard Biener <rguenther@suse.de>
34079 PR tree-optimization/69336
34080 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
34081 handled components with get_ref_base_and_extent.
34082 (equal_mem_array_ref_p): Adjust.
34084 2016-01-19 Jakub Jelinek <jakub@redhat.com>
34087 * shrink-wrap.c: Include valtrack.h.
34088 (move_insn_for_shrink_wrap): Add DEBUG argument. If
34089 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
34090 in between insn and where it will be moved to. Call
34091 dead_debug_insert_temp.
34092 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
34093 first and dead_debug_local_finish at the end.
34094 For uses and defs bitmap, handle all regs in between REGNO and
34095 END_REGNO, not just the first one.
34097 2016-01-19 Richard Biener <rguenther@suse.de>
34099 PR tree-optimization/69352
34100 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
34101 (equal_mem_array_ref_p): Constrain size and max size properly.
34102 Compare the reverse flag.
34104 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
34106 * ira.c (ira): Update regstat data if we deleted insns.
34108 2016-01-19 Jakub Jelinek <jakub@redhat.com>
34110 PR rtl-optimization/68955
34111 PR rtl-optimization/64557
34112 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
34113 here. Fix up formatting.
34114 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
34116 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34119 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
34120 assume that the node has body.
34121 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
34124 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34126 * lto-streamer-out.c (lto_output): Do not stream instrumentation
34129 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34131 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
34132 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
34134 2016-01-19 Martin Jambor <mjambor@suse.cz>
34135 Martin Liska <mliska@suse.cz>
34136 Michael Matz <matz@suse.de>
34138 * Makefile.in (OBJS): Add new source files.
34139 (GTFILES): Add hsa.c.
34140 * common.opt (disable_hsa): New variable.
34141 (-Whsa): New warning.
34142 * config.in (ENABLE_HSA): New.
34143 * configure.ac: Treat hsa differently from other accelerators.
34144 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
34145 $enable_offloading.
34146 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
34147 * doc/install.texi (Configuration): Document --with-hsa-runtime,
34148 --with-hsa-runtime-include, --with-hsa-runtime-lib and
34149 --with-hsa-kmt-lib.
34150 * doc/invoke.texi (-Whsa): Document.
34151 (hsa-gen-debug-stores): Likewise.
34152 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
34153 to invoke offload compiler for hsa acclerator.
34154 * opts.c (common_handle_option): Determine whether HSA offloading
34155 should be performed.
34156 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
34157 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
34158 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
34159 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
34160 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
34161 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
34162 GF_OMP_FOR_KIND_GRID_LOOP.
34163 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
34164 (pp_gimple_stmt_1): Likewise.
34165 * gimple-walk.c (walk_gimple_stmt): Likewise.
34166 * gimple.c (gimple_build_omp_grid_body): New function.
34167 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
34168 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
34169 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
34170 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
34171 GF_OMP_TEAMS_GRID_PHONY.
34172 (gimple_statement_omp_single_layout): Updated comments.
34173 (gimple_build_omp_grid_body): New function.
34174 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
34175 (gimple_omp_for_grid_phony): New function.
34176 (gimple_omp_for_set_grid_phony): Likewise.
34177 (gimple_omp_parallel_grid_phony): Likewise.
34178 (gimple_omp_parallel_set_grid_phony): Likewise.
34179 (gimple_omp_teams_grid_phony): Likewise.
34180 (gimple_omp_teams_set_grid_phony): Likewise.
34181 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
34182 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
34183 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
34184 (BUILT_IN_GOMP_TARGET): Updated type.
34185 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
34186 (adjust_for_condition): New function.
34187 (get_omp_for_step_from_incr): Likewise.
34188 (extract_omp_for_data): Moved parts to adjust_for_condition and
34189 get_omp_for_step_from_incr.
34190 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
34191 (fixup_child_record_type): Bail out if receiver_decl is NULL.
34192 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
34193 (scan_omp_parallel): Do not create child functions for phony
34195 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
34196 (scan_omp_1_op): Checking assert we are not remapping to
34197 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
34198 (parallel_needs_hsa_kernel_p): New function.
34199 (expand_parallel_call): Register apprpriate parallel child
34200 functions as HSA kernels.
34201 (grid_launch_attributes_trees): New type.
34202 (grid_attr_trees): New variable.
34203 (grid_create_kernel_launch_attr_types): New function.
34204 (grid_insert_store_range_dim): Likewise.
34205 (grid_get_kernel_launch_attributes): Likewise.
34206 (get_target_argument_identifier_1): Likewise.
34207 (get_target_argument_identifier): Likewise.
34208 (get_target_argument_value): Likewise.
34209 (push_target_argument_according_to_value): Likewise.
34210 (get_target_arguments): Likewise.
34211 (expand_omp_target): Call get_target_arguments instead of looking
34212 up for teams and thread limit.
34213 (grid_expand_omp_for_loop): New function.
34214 (grid_arg_decl_map): New type.
34215 (grid_remap_kernel_arg_accesses): New function.
34216 (grid_expand_target_kernel_body): New function.
34217 (expand_omp): Call it.
34218 (lower_omp_for): Do not emit phony constructs.
34219 (lower_omp_taskreg): Do not emit phony constructs but create for them
34220 a temporary variable receiver_decl.
34221 (lower_omp_taskreg): Do not emit phony constructs.
34222 (lower_omp_teams): Likewise.
34223 (lower_omp_grid_body): New function.
34224 (lower_omp_1): Call it.
34225 (grid_reg_assignment_to_local_var_p): New function.
34226 (grid_seq_only_contains_local_assignments): Likewise.
34227 (grid_find_single_omp_among_assignments_1): Likewise.
34228 (grid_find_single_omp_among_assignments): Likewise.
34229 (grid_find_ungridifiable_statement): Likewise.
34230 (grid_target_follows_gridifiable_pattern): Likewise.
34231 (grid_remap_prebody_decls): Likewise.
34232 (grid_copy_leading_local_assignments): Likewise.
34233 (grid_process_kernel_body_copy): Likewise.
34234 (grid_attempt_target_gridification): Likewise.
34235 (grid_gridify_all_targets_stmt): Likewise.
34236 (grid_gridify_all_targets): Likewise.
34237 (execute_lower_omp): Call grid_gridify_all_targets.
34238 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
34239 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
34240 (tree_omp_clause): Added union field dimension.
34241 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
34242 * tree.c (omp_clause_num_ops): Added number of arguments of
34243 OMP_CLAUSE__GRIDDIM_.
34244 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
34245 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
34246 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
34247 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
34248 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
34249 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
34250 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
34251 * tree-pass.h (make_pass_gen_hsail): Declare.
34252 (make_pass_ipa_hsa): Likewise.
34253 * ipa-hsa.c: New file.
34254 * lto-section-in.c (lto_section_name): Add hsa section name.
34255 * lto-streamer.h (lto_section_type): Add hsa section.
34256 * timevar.def (TV_IPA_HSA): New.
34257 * hsa-brig-format.h: New file.
34258 * hsa-brig.c: New file.
34259 * hsa-dump.c: Likewise.
34260 * hsa-gen.c: Likewise.
34263 * toplev.c (compile_file): Call hsa_output_brig.
34264 * hsa-regalloc.c: New file.
34266 2016-01-18 Jeff Law <law@redhat.com>
34268 PR tree-optimization/69320
34269 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
34270 ranged object, do nothing if the RHS constant is not [0..1].
34271 (optimize_stmt): Comparing a boolean ranged object against a
34272 constant outside [0..1] results in a compile-time constant.
34274 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
34277 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
34279 * doc/invoke.texi (Invoking GCC): Add new section to menu.
34280 (Option Summary): Update to reflect new section and moved options.
34281 (C++ Dialect Options): Move -fstats to new section.
34282 (Debugging Options): Move all dump, statistics, and other GCC
34283 developer options to new section. Rewrite section introduction
34284 and re-order remaining options to put the more basic ones first.
34285 (Optimization Options): Move -fira-verbose and -flto-report* to
34287 (Developer Options): New section incorporating moved options.
34288 * doc/cppopts.texi (-dM): Update cross-reference.
34290 2016-01-18 Richard Henderson <rth@redhat.com>
34293 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
34294 operands to pseudo only if CSE is expected. Split long immediate
34295 operands only after reload, and for the stack pointer.
34296 (*add<GPI>3_pluslong): Remove.
34297 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
34298 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
34299 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
34300 (*add<GPI>3 peepholes): New.
34301 (*add<GPI>3 splitters): New.
34302 * config/aarch64/constraints.md (Upl): New.
34303 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
34305 2016-01-18 Richard Biener <rguenther@suse.de>
34307 PR tree-optimization/69297
34308 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
34310 (vect_bb_vectorization_profitable_p): Clear visited flag again.
34312 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
34314 PR middle-end/68542
34315 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
34316 of mixind vector and scalar types.
34317 (fold_relational_const): Add handling of vector
34318 comparison with boolean result.
34319 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
34320 comparison of vector operands with boolean result for EQ/NE only.
34321 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
34322 (verify_gimple_cond): Likewise.
34323 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
34326 2016-01-18 Joseph Myers <joseph@codesourcery.com>
34328 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
34331 2016-01-18 Richard Biener <rguenther@suse.de>
34333 PR middle-end/69308
34334 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
34336 2016-01-18 Tom de Vries <tom@codesourcery.com>
34338 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
34340 2016-01-18 Tom de Vries <tom@codesourcery.com>
34342 * omp-low.c (set_oacc_fn_attrib): Make extern.
34343 * omp-low.h (set_oacc_fn_attrib): Declare.
34344 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
34345 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
34346 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
34347 Add and handle function parameter oacc_kernels_p.
34348 (find_reduc_addr, get_omp_data_i_param): New function.
34349 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
34350 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
34351 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
34352 Calculate dominance info. Skip loops that are not in a kernels region
34353 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
34354 (pass_parallelize_loops::execute): Call parallelize_loops with
34355 oacc_kernels_p argument.
34356 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
34357 New member function.
34358 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
34359 * passes.def: Add argument to pass_parallelize_loops instantation.
34361 2016-01-18 Tom de Vries <tom@codesourcery.com>
34363 * tree-parloops.c (pass_parallelize_loops::execute): Allow
34364 pass_parallelize_loops to be run outside the loop pipeline.
34366 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34368 * tree-scalar-evolution.c (follow_copies_to_constant): New.
34369 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
34371 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34374 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
34375 using get_ref_base_and_extent.
34376 (equal_mem_array_ref_p): New.
34377 (hashable_expr_equal_p): Add call to previous.
34379 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34382 * tree-sra.c (disqualified_constants, constant_decl_p): New.
34383 (sra_initialize): Allocate disqualified_constants.
34384 (sra_deinitialize): Free disqualified_constants.
34385 (disqualify_candidate): Update disqualified_constants when appropriate.
34386 (create_access): Scan for constant-pool entries as we go along.
34387 (scalarizable_type_p): Add check against type_contains_placeholder_p.
34388 (maybe_add_sra_candidate): Allow constant-pool entries.
34389 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
34390 (initialize_constant_pool_replacements): New.
34391 (sra_modify_assign): Avoid mangling assignments created by previous,
34392 and don't generate writes into constant pool.
34393 (sra_modify_function_body): Call initialize_constant_pool_replacements.
34395 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
34397 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
34398 andnot instruction.
34399 (scalar_chain::convert_op): Likewise.
34400 * config/i386/i386.md (*andndi3_doubleword): New.
34402 2016-01-18 Richard Biener <rguenther@suse.de>
34404 PR tree-optimization/69170
34405 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
34406 building a vector from scalar results of a pattern stmt.
34408 2016-01-18 Jakub Jelinek <jakub@redhat.com>
34410 * haifa-sched.c (autopref_multipass_init): Work around
34411 -Wmaybe-uninitialized warning.
34413 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
34415 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
34416 against the constant 0.
34418 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34420 PR tree-optimization/68799
34421 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
34422 look up phi candidates in the statement-candidate map.
34423 (phi_add_costs): Likewise.
34424 (record_phi_increments): Likewise.
34425 (phi_incr_cost): Likewise.
34426 (ncd_with_phi): Likewise.
34427 (all_phi_incrs_profitable): Likewise.
34429 2016-01-17 Jakub Jelinek <jakub@redhat.com>
34431 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
34432 -Wmaybe-uninitialized warning.
34434 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
34436 * doc/invoke.texi (Invoking GCC): Add new section to menu.
34437 (Option Summary): Update to reflect new section and moved options.
34438 (C++ Dialect Options): Move -fvtable-verify and related options.
34439 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
34440 and profiling-related options.
34441 (Optimization Options): Move profile generation options and
34442 -fstack-protector and related options.
34443 (Instrumentation Options): New section incorporating moved options.
34444 (Code Generation Options): Move -finstrument-functions and
34445 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
34447 2016-01-16 Tom de Vries <tom@codesourcery.com>
34449 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
34451 2016-01-16 Tom de Vries <tom@codesourcery.com>
34453 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
34455 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
34457 * hash-table.h (hash_table::empty): Turn into an inline wrapper
34458 that checks whether the table is already empty. Rename the
34459 original implementation to...
34460 (hash_table::empty_slot): ...this new private function.
34462 2016-01-15 David Malcolm <dmalcolm@redhat.com>
34464 PR diagnostic/68899
34465 * diagnostic-show-locus.c (layout::print_source_line): Move x
34466 offset of line until after call to
34467 get_line_width_without_trailing_whitespace.
34469 2016-01-15 Jeff Law <law@redhat.com>
34471 PR tree-optimization/69270
34472 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
34473 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
34474 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
34475 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
34476 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
34477 ssa_name_has_boolean_range and constant_boolean_node.
34479 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
34481 PR rtl-optimization/69030
34482 * lra-spills.c (remove_pseudos): Check nrefs and make the function
34484 (spill_pseudos): Delete debug insn for dead pseudo.
34485 (lra_spill): Initiate spill_hard_reg and slots memory separately.
34487 2016-01-15 Jiong Wang <jiong.wang@arm.com>
34489 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
34491 (TYPES_UNOPUS): Likewise.
34492 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
34493 builtin type, from UNOP to UNOPUS.
34494 (lbtruncuv4sf): Likewise.
34495 (lbtruncuv2df): Likewise.
34496 (lrounduv2sf): Likewise.
34497 (lrounduv4sf): Likewise.
34498 (lrounduv2df): Likewise.
34499 (lroundusf): Likewise.
34500 (lroundusf): Likewise.
34501 (lceiluv2sf): Likewise.
34502 (lceiluv4sf): Likewise.
34503 (lceiluv2df): Likewise.
34504 (lceilusf): Likewise.
34505 (lceiludf): Likewise.
34506 (lflooruv2sf): Likewise.
34507 (lflooruv4sf): Likewise.
34508 (lflooruv2df): Likewise.
34509 (lfloorusf): Likewise.
34510 (lfloorudf): Likewise.
34511 (lfrintnuv2sf): Likewise.
34512 (lfrintnuv4sf): Likewise.
34513 (lfrintnuv2df): Likewise.
34514 (lfrintnusf): Likewise.
34515 (lfrintnudf): Likewise.
34516 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
34518 (vcvtq_u32_f32): Likewise.
34519 (vcvtq_u64_f64): Likewise.
34520 (vcvta_u32_f32): Likewise.
34521 (vcvtaq_u32_f32): Likewise.
34522 (vcvtaq_u64_f64): Likewise.
34523 (vcvtm_u32_f32): Likewise.
34524 (vcvtmq_u32_f32): Likewise.
34525 (vcvtmq_u64_f64): Likewise.
34526 (vcvtn_u32_f32): Likwise.
34527 (vcvtnq_u32_f32): Likewise.
34528 (vcvtnq_u64_f64): Likewise.
34529 (vcvtp_u32_f32): Likewise.
34530 (vcvtpq_u32_f32): Likewise.
34531 (vcvtpq_u64_f64): Likewise.
34532 (vcvtmd_u64_f64): Likewise.
34533 (vcvtms_u32_f32): Likewise.
34534 (vcvtad_u64_f64): Likewise.
34535 (vcvtas_u32_f32): Likewise.
34536 (vcvtnd_u64_f64): Likewise.
34537 (vcvtns_u32_f32): Likewise.
34538 (vcvtpd_u64_f64): Likewise.
34539 (vcvtps_u32_f32): Likewise.
34541 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34543 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
34544 CSEL of zero_extended registers.
34546 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34548 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
34549 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
34551 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34553 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
34554 false when argument string is not found in the attributes table
34557 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
34560 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
34561 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
34562 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
34563 precision estimate.
34565 2016-01-15 Richard Biener <rguenther@suse.de>
34567 PR tree-optimization/66856
34568 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
34569 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
34570 (vect_create_new_slp_node): Increment stmt reference count.
34571 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
34572 an SLP tree before swapping operands.
34573 (vect_build_slp_tree): Likewise.
34574 (destroy_bb_vec_info): Free stmt info after SLP instances.
34575 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
34576 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
34577 (STMT_VINFO_NUM_SLP_USES): New macro.
34579 2016-01-15 Richard Biener <rguenther@suse.de>
34582 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
34583 (add_linkage_name): ... here.
34584 (gen_typedef_die): Use add_linkage_name_raw instead of
34585 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
34588 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
34590 * gimplify.c (oacc_default_clause): Decode reference and pointer
34591 types for both kernels and parallel regions.
34593 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
34595 PR middle-end/69246
34596 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
34598 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
34600 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
34601 (convert_scalars_to_vector): Likewise.
34603 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
34605 * doc/extend.texi (Type Traits): Fix grammar.
34607 2016-01-15 Martin Jambor <mjambor@suse.cz>
34609 * tree-inline.c (remap_decl): Use existing dclarations if
34610 remapping a type and prevent_decl_creation_for_types.
34611 (replace_locals_stmt): Do an initial remapping of non-VLA typed
34612 decls first. Do real remapping with
34613 prevent_decl_creation_for_types set.
34614 * tree-inline.h (copy_body_data): New field
34615 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
34618 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
34620 * config/s390/s390.opt (mmvcle): More verbose help text.
34622 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
34624 * config/s390/s390.opt: Add period to -mzvector option text.
34626 2016-01-15 Richard Biener <rguenther@suse.de>
34628 PR tree-optimization/68961
34629 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
34630 of invariants in stores again.
34632 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
34634 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
34636 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
34638 * config/i386/i386.c (ix86_expand_branch): Don't split
34639 DI mode xor instruction to SI mode.
34641 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
34644 * ipa-icf.c (sem_function::merge): Virtual functions may become
34645 reachable even if they address is not taken and there are no
34648 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
34650 * lto-streamer-out.c (subtract_estimated_size): New function.
34651 (get_symbol_initial_value): Use it.
34653 2016-01-15 Christian Bruel <christian.bruel@st.com>
34656 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
34657 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
34658 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
34659 use add_builtin_function_ext_scope instead of add_builtin_function.
34660 (neon_set_p, neon_crypto_set_p): Remove.
34661 (arm_init_builtins): Always call arm_init_neon_builtins and
34662 arm_init_crypto_builtins.
34663 (arm_expand_builtin): Check that builtins are allowed for the arch.
34664 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
34665 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
34666 arm_init_neon_builtins call.
34668 2016-01-15 Richard Biener <rguenther@suse.de>
34670 PR tree-optimization/69117
34671 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
34672 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
34673 of the leader conservatively.
34674 (free_scc_vn): Restore original SSA name infos.
34676 2016-01-14 Jeff Law <law@redhat.com>
34678 PR tree-optimization/69270
34679 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
34680 single bit of precision, verify it's also unsigned.
34681 (record_edge_info): Use constant_boolean_node rather than fold_convert
34682 to convert boolean_true/boolean_false to the right type.
34684 2016-01-14 Richard Henderson <rth@redhat.com>
34687 * loop-doloop.c (record_reg_sets): New.
34688 (doloop_optimize): Reject the transform if the sequence
34689 clobbers registers live at the end of the loop block.
34690 (doloop_optimize_loops): Enable df_live if needed.
34692 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
34694 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
34695 * config/rs6000/rs6000.c: Likewise.
34696 * config/rs6000/rs6000.h: Likewise.
34697 * config/rs6000/rs6000.md: Likewise.
34698 * doc/extend.texi: Likewsie.
34700 2016-01-14 Jeff Law <law@redhat.com>
34702 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
34705 2016-01-14 Richard Henderson <rth@redhat.com>
34709 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
34710 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
34711 instead of builtin_decl_declared_p to test for declaration.
34713 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
34715 * doc/loop.texi (Loop Analysis and Representation): Document
34716 loop_depth function.
34718 2016-01-14 Tom de Vries <tom@codesourcery.com>
34720 PR tree-optimization/68773
34721 * omp-low.c (expand_omp_target): Don't set force_output.
34722 * varpool.c (varpool_node::get_create): Same.
34723 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
34724 offload_funcs with force_output.
34726 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34729 * lra-eliminations.c (move_plus_up): Don't change anything if either
34730 the outer or inner subreg mode is not MODE_INT.
34731 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
34732 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
34734 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
34736 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
34737 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
34738 reduc_uplus_@var{m}): Remove.
34739 * expr.c (expand_expr_real_2): Remove expansion path for
34740 reduc_[us](min|max|plus) optabs.
34741 * optabs-tree.c (scalar_reduc_to_vector): Remove.
34742 * optabs-tree.h (scalar_reduc_to_vector): Remove.
34743 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
34744 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
34745 * tree-vect-loop.c (vectorizable_reduction): Remove test for
34746 reduc_[us](min|max|plus) optabs.
34748 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
34750 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
34751 (reduc_plus_scal_v2sf): New.
34752 (reduc_smax_v2sf): Rename to...
34753 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
34754 (reduc_smin_v2sf): Rename to...
34755 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
34757 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
34759 * alias.c (compare_base_symbol_refs): New function.
34760 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
34763 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34765 PR middle-end/68146
34766 PR tree-optimization/69155
34767 * tree-complex.c: Include cfganal.h.
34768 (phis_to_revisit): New variable.
34769 (extract_component): Add phiarg_p argument. Assert that returned
34770 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
34771 (update_phi_components): Partly rewrite to use loop over real/imag
34772 components instead of code duplication. If extract_component returns
34773 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
34774 create_tmp_reg into the PHI node instead, and mention the phi triplet
34775 in phis_to_revisit.
34776 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
34777 in phis_to_revisit at the end.
34779 2016-01-14 Richard Biener <rguenther@suse.de>
34781 PR tree-optimization/68060
34782 * tree-vect-loop.c (vect_is_simple_reduction): Check the
34783 outer loop reduction is only used in the inner loop before
34784 detecting a double reduction.
34786 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34789 * combine.c (expand_field_assignment): Punt if compute_mode is
34790 unsupported scalar mode.
34792 2016-01-14 Richard Biener <rguenther@suse.de>
34794 PR tree-optimization/66856
34795 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
34796 SLP node only if it built successfully.
34797 (vect_analyze_slp_instance): Adjust.
34799 2016-01-14 Jeff Law <law@redhat.com>
34801 PR tree-optimization/69270
34802 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
34803 (record_edge_info): Use it. Convert boolean_{true,false}_node
34804 to the type of op0.
34806 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
34809 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
34810 use block_ultimate_origin
34811 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
34813 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
34815 * doc/invoke.texi (Submodel Options): Rename section to
34816 "Machine-Dependent Options" to better reflect its content.
34817 Rewrite introductory text to remove archaic CPU names.
34820 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
34822 * doc/invoke.texi (Code Gen Options): Move section up in file,
34823 before target-specific options. Update menu and option summary
34824 to reflect the new section ordering.
34826 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
34828 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
34829 (C++ Dialect Options): Add cross-reference to -std option.
34830 * doc/standards.texi (C++ Language): Document C++14 support.
34832 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
34834 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
34835 for pack/unpack functions for __ibm128.
34836 (PACK_IF): Likewise.
34837 (UNPACK_IF): Likewise.
34839 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
34840 support for __ibm128 pack/unpack functions.
34841 (rs6000_invalid_builtin): Likewise.
34842 (rs6000_init_builtins): Likewise.
34843 (rs6000_opt_masks): Likewise.
34845 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
34846 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
34848 (RS6000_BTM_COMMON): Likewise.
34850 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
34851 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
34852 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
34853 128-bit floating point. Add support for the double values to be
34854 in Altivec registers for TF/IF packing and unpacking, but restrict
34855 TD packing sub-fields to be FPR registers. Don't allow overlapped
34856 register support for packing. Allow pack inputs to be memory
34857 locations. Don't build generator functions for unpack<mode>_dm
34858 and unpack<mode>_nodm.
34859 (unpack<mode>_dm): Likewise.
34860 (unpack<mode>_nodm): Likewise.
34861 (pack<mode>): Likewise.
34863 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
34864 built-in functions to pack/unpack explicit __ibm128 values.
34865 (__builtin_unpack_ibm128): Likewise.
34867 * doc/extend.texi (PowerPC Built-in Functions): Document
34868 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
34870 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
34873 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
34874 Add new arg loc and pass it down as context.
34875 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
34876 to the location to use for the warning.
34877 (check_function_arguments): New arg loc. All callers changed. Pass
34878 it to check_function_nonnull.
34879 * c-common.h (check_function_arguments): Adjust declaration.
34881 2016-01-13 Jakub Jelinek <jakub@redhat.com>
34883 PR tree-optimization/69156
34884 * gimple.c (validate_type): Removed.
34885 (gimple_builtin_call_types_compatible_p): Use
34886 useless_type_conversion_p instead of validate_type.
34887 * value-prof.c (gimple_stringop_fixed_value): Fold
34888 icall_size to correct type.
34890 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
34892 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
34895 2016-01-13 Richard Henderson <rth@redhat.com>
34898 * target.def (builtin_tm_load, builtin_tm_store): Remove.
34899 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
34900 (ix86_builtin_tm_store): Remove.
34901 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
34902 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
34903 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
34904 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
34905 * doc/tm.texi: Rebuild.
34907 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
34908 (BUILT_IN_TM_MEMCPY_RTWN): New.
34909 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
34910 fallback from vector to integer helpers.
34911 (build_tm_load): Handle vector types directly, instead of
34913 (build_tm_store): Likewise.
34914 (expand_assign_tm): Prepare for register types not handled by
34915 the above. Copy them to memory and use memcpy.
34916 * tree.c (tm_define_builtin): New.
34917 (find_tm_vector_type): New.
34918 (build_tm_vector_builtins): New.
34919 (build_common_builtin_nodes): Call it.
34921 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
34923 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
34924 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
34926 2016-01-13 Tom de Vries <tom@codesourcery.com>
34928 PR tree-optimization/69169
34929 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
34930 handled_struct_type param.
34931 (create_variable_info_for, intra_create_variable_infos): Call
34932 create_variable_info_for_1 with extra arg.
34934 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
34936 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
34937 and "armv8.1-a+crc" entries.
34939 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
34942 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
34943 Change first operand predicate from register_or_constm1_operand
34944 to register_operand.
34945 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
34946 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
34947 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
34948 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
34949 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
34950 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
34951 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
34952 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
34953 comparison with constm1_rtx from vec_prefetch_gen part.
34955 2016-01-13 Richard Biener <rguenther@suse.de>
34957 PR tree-optimization/69013
34958 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
34959 Exchange assert for a test.
34961 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
34964 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
34966 2016-01-13 Richard Biener <rguenther@suse.de>
34968 PR tree-optimization/69242
34969 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
34970 assert with a check.
34972 2016-01-13 Richard Biener <rguenther@suse.de>
34974 PR tree-optimization/69186
34975 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
34976 Properly guard vect_update_misalignment_for_peel call.
34978 2016-01-12 Jeff Law <law@redhat.com>
34980 PR tree-optimization/pr67755
34981 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
34982 "need_profile_correction".
34983 (thread_block_1): Initialize new field to false by default. If we
34984 have multiple thread paths through a common joiner to different
34985 final targets, then set new field to true.
34986 (compute_path_counts): Only do count adjustment when it's really
34989 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
34991 * doc/invoke.texi (Spec Files): Move section down in file, past
34992 all command-line option descriptions.
34994 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
34996 PR middle-end/54809
34997 * doc/gty.texi: Remove documentation of mark_hook.
34998 * gengtype.c (struct write_types_data): Remove code to support
34999 mark_hook attribute.
35000 (walk_type): Likewise.
35001 (write_func_for_structure): Likewise.
35003 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35005 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
35006 Directory Options, and -specs= to Overall Options.
35007 (Overall Options): Adjust similarly. Reorder to group related
35008 options together. Make -specs= cross-reference the spec file details.
35009 (Directory Options): Adjust similarly.
35011 2016-01-12 Jeff Law <law@redhat.com>
35013 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
35015 2016-01-12 Olivier Hainque <hainque@adacore.com>
35017 * gcc.c (spec_undefvar_allowed): New global.
35018 (process_command): Set to true when running for --version or --help,
35020 (getenv_spec_function): When the variable is not defined, use the
35021 variable name as the variable value if we're allowed not to issue
35024 2016-01-12 Bin Cheng <bin.cheng@arm.com>
35026 PR tree-optimization/68911
35027 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
35028 information computed for expression "init + nit * step".
35030 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35032 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
35033 about name of GCC executable. Remove deleted node from menu.
35034 (Directory Options) <-B>: Remove cross-reference to deleted node.
35035 (Target Options): Delete section.
35037 2016-01-12 Christian Bruel <christian.bruel@st.com>
35040 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
35041 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
35043 2016-01-12 Jakub Jelinek <jakub@redhat.com>
35046 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
35047 aligned_mem is properly set for AVX512-VL floating point masked
35051 * ifcvt.c (cond_exec_process_if_block): When removing the last
35052 insn from then_bb, remove also any possible barriers that follow it.
35054 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
35058 * config/i386/iamcu.h (SIZE_TYPE): New macro.
35059 (PTRDIFF_TYPE): Likewise.
35060 (WCHAR_TYPE): Likewise.
35061 (WCHAR_TYPE_SIZE): Likewise.
35062 (STDINT_LONG32): Likewise.
35064 2016-01-12 Richard Biener <rguenther@suse.de>
35066 PR tree-optimization/69053
35067 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
35068 convert initial value for cond reductions.
35070 2016-01-12 Richard Biener <rguenther@suse.de>
35072 PR tree-optimization/69007
35073 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
35074 widen_sum after dot_prod and sad.
35076 2016-01-12 Richard Biener <rguenther@suse.de>
35078 PR tree-optimization/69168
35079 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
35080 pattern stmt SLP type.
35081 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
35082 end up unused so cope with that case.
35084 2016-01-12 Richard Biener <rguenther@suse.de>
35086 PR tree-optimization/69157
35087 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
35088 stmts def type only during analyze phase.
35089 (vectorizable_call): Likewise.
35090 (vectorizable_simd_clone_call): Likewise.
35091 (vectorizable_conversion): Likewise.
35092 (vectorizable_assignment): Likewise.
35093 (vectorizable_shift): Likewise.
35094 (vectorizable_operation): Likewise.
35095 (vectorizable_store): Likewise.
35096 (vectorizable_load): Likewise.
35098 2016-01-12 Richard Biener <rguenther@suse.de>
35100 PR tree-optimization/69174
35101 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
35103 (vectorizable_load): Properly compute the number of loads needed
35104 for permuted strided SLP loads and do not spuriously assign
35105 to SLP_TREE_VEC_STMTS.
35107 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
35109 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
35110 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
35111 (MD_EXEC_PREFIX): Remove.
35112 (MD_STARTFILE_PREFIX) Removee.
35113 (FILE_NAME_ABSOLUTE_P): Remove.
35114 (CPP_SPEC): Do not read macros from sys/version.h.
35115 (LINK_COMMAND_SPEC): Remove.
35116 (LOCAL_INCLUDE_DIR): Remove.
35117 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
35118 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
35119 (POST_LINK_SPEC): Define to invoke stubify after linker
35120 (LIBSTDCXX): Remove define
35121 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
35122 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
35123 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
35124 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
35125 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
35126 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
35127 (i386_djgpp_asm_named_section): Add propotype of new procedure
35129 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
35130 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
35131 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
35132 in config/i386/djgpp.h).
35133 (STANDARD_STARTFILE_PREFIX_2): Define identical to
35134 STANDARD_STARTFILE_PREFIX_1.
35135 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
35136 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
35137 installation errors.
35138 (MAX_OFILE_ALIGNMENT): Define to 128.
35139 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
35141 * config/i386/djgpp.c: New file. Add implementation of
35142 i386_djgpp_asm_named_section.
35144 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
35146 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
35147 Add rule for building djgpp.o.
35149 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35151 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
35152 (rtx_is_swappable_p): Reductions are swappable.
35153 (insn_is_swappable_p): V2DF reductions are swappable.
35155 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
35157 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
35158 reloads for other unsupported memory operands.
35160 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
35161 Jim Wilson <jim.wilson@linaro.org>
35164 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
35165 copy_to_mode_reg instead of force_reg.
35167 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
35170 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
35171 TARGET_80387 is true.
35173 2016-01-11 Jakub Jelinek <jakub@redhat.com>
35176 * lra-eliminations.c (move_plus_up): Only move plus up
35177 if subreg of the constant can be simplified into constant
35178 and use the simplified subreg of the constant instead of
35179 the original constant.
35181 * fold-const.c (fold_convertible_p): Don't return true
35182 for conversion of VECTOR_TYPE to same sized integral type.
35183 (fold_convert_loc): Fix up formatting. Fold conversion of
35184 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
35185 instead of NOP_EXPR.
35187 PR tree-optimization/69214
35188 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
35189 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
35192 PR tree-optimization/69207
35193 * tree-vect-slp.c (vect_get_constant_vectors): For
35194 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
35195 fold_convertible_p to vector_type's element type, and always
35196 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
35198 2016-01-11 Richard Biener <rguenther@suse.de>
35200 PR tree-optimization/69173
35201 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
35202 fixup the cycle if all stmts are in a pattern.
35204 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
35206 PR middle-end/68999
35207 * alias.c (base_alias_check): Move check for addresses with
35208 alignment ANDs before the call for compare_base_decls.
35209 (memrefs_conflict_p): Return -1 for different decls
35210 that went through alignment adjustments.
35212 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35214 PR rtl-optimization/68796
35215 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
35216 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
35217 and QImode comparisons against zero with CC_NZmode.
35218 * config/aarch64/iterators.md (short_mask): New mode_attr.
35220 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
35222 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
35223 (<avx512>_store<mode>_mask): Likewise.
35225 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
35226 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35228 PR rtl-optimization/68841
35229 * ifcvt.c (struct noce_if_info): Add orig_x field.
35230 (bbs_ok_for_cmove_arith): Add to_rename parameter.
35231 Don't record conflicts on to_rename if it's present.
35232 Allow memory destinations in sets.
35233 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
35234 blocks, passing orig_x to the checks.
35235 (noce_process_if_block): Set if_info->orig_x appropriately.
35237 2016-01-11 Tom de Vries <tom@codesourcery.com>
35239 PR tree-optimization/69069
35240 * tree-parloops.c (create_parallel_loop): Add missing phi args.
35242 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
35244 PR rtl-optimization/68920
35245 * config/i386/i386.c (ix86_option_override_internal): Restrict number
35246 of conditional moves for RTL if-conversion to 1 for
35247 TARGET_ONE_IF_CONV_INSN.
35248 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
35249 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
35250 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
35251 parameter to restirct number of conditional moves for
35253 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
35254 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
35257 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
35260 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
35261 onepart vars. Fix typo in comment. Fix reversed condition in
35263 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
35266 * var-tracking.c (dump_onepart_variable_differences): New.
35267 (dataflow_set_different): If a detailed dump is requested,
35268 delay early returns and dump differences between onepart
35269 variables present before and after, and added variables.
35271 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
35274 * expr.c (expand_expr_real_1): For boolean vector constants
35275 with a scalar mode use const_scalar_mask_from_tree.
35276 (const_scalar_mask_from_tree): New.
35277 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
35278 assigned to a mask type to handle constants.
35280 2016-01-11 Martin Jambor <mjambor@suse.cz>
35283 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
35284 useless parameters if we cannot change function signature.
35286 2016-01-11 Martin Jambor <mjambor@suse.cz>
35289 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
35292 2016-01-11 Tom de Vries <tom@codesourcery.com>
35294 PR tree-optimization/69109
35295 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
35298 2016-01-11 Tom de Vries <tom@codesourcery.com>
35300 PR tree-optimization/69108
35301 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
35302 res is not used in a phi.
35304 2016-01-11 Yury Gribov <y.gribov@samsung.com>
35307 * common.opt (frandom-seed): Fix parameter name.
35308 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
35310 2016-01-11 Tom de Vries <tom@codesourcery.com>
35312 PR tree-optimization/69058
35313 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
35316 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
35318 * config/arc/arc.opt (mdiv-rem): Add period to the end.
35319 (mcode-density): Likewise.
35321 2016-01-10 Tom de Vries <tom@codesourcery.com>
35323 PR tree-optimization/69062
35324 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
35325 (parallelize_loops): Don't paralelize loop that has phi with address
35328 2016-01-10 Tom de Vries <tom@codesourcery.com>
35330 PR tree-optimization/69039
35331 * tree-parloops.c (try_create_reduction_list): Only allow single exit
35334 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
35336 PR middle-end/68743
35337 * match.pd: Require target has function_c99_misc before doing
35338 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
35340 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
35342 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
35344 * configure: Regenerate.
35346 2016-01-09 Jakub Jelinek <jakub@redhat.com>
35348 PR middle-end/50865
35349 PR tree-optimization/69097
35350 * fold-const.h (expr_not_equal_to): New prototype.
35351 * fold-const.c: Include stringpool.h and tree-ssanames.h.
35352 (expr_not_equal_to): New function.
35353 * match.pd (X % -Y is the same as X % Y): Don't optimize
35354 unless X is known not to be equal to minimum or Y is known
35355 not to be equal to -1.
35356 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
35357 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
35358 (simplify_stmt_using_ranges): Adjust caller.
35359 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
35360 substitute_and_fold.
35362 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
35364 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
35367 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35369 PR tree-optimization/69167
35370 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
35371 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
35373 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
35375 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
35376 Richard Biener <rguenther@suse.de>
35378 PR tree-optimization/68707
35379 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
35380 instances that can be handled via vect_load_lanes.
35382 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
35384 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
35385 if we can't determine address equivalence.
35386 * alias.c (compare_base_decl): Update for changed return value of
35387 symtab_node::equal_address_to.
35389 2016-01-08 Jason Merrill <jason@redhat.com>
35393 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
35394 * expr.c (store_field): Not here.
35395 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
35396 call with TREE_ADDRESSABLE type.
35397 * tree-cfg.c (verify_gimple_call): Adjust.
35399 2016-01-08 Olivier Hainque <hainque@adacore.com>
35401 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
35404 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
35406 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
35407 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
35408 (reduc_smin_v2sf): Rename to...
35409 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
35410 (reduc_splus_v2sf): Rename to...
35411 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
35413 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35415 PR tree-optimization/69162
35416 * gimplify.c (gimplify_va_arg_expr): Encode original type of
35417 valist argument in another argument.
35418 (gimplify_modify_expr): Adjust for the above change. Cleanup.
35419 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
35420 to determine the va_list type, build a MEM_REF instead of
35421 build_fold_indirect_ref.
35423 PR tree-optimization/69172
35424 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
35427 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
35429 PR tree-optimization/67781
35430 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
35431 and cmpnop in two steps: first the ones not accessed in original
35432 gimple expression in a endian independent way and then the ones not
35433 accessed in the final result in an endian-specific way.
35435 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35437 PR tree-optimization/69083
35438 * tree-vect-slp.c (vect_get_constant_vectors): For
35439 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
35440 element type. If op is fold_convertible_p to vector_type's element
35441 type, use NOP_EXPR instead of VCE.
35443 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
35445 PR rtl-optimization/67778
35446 PR rtl-optimization/68634
35447 PR rtl-optimization/68909
35448 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
35449 block from the stack until done with it. Remove a superfluous
35450 bitmap set. Remove a superfluous bitmap test.
35452 2016-01-07 Martin Sebor <msebor@redhat.com>
35455 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
35456 constraint on the type of arguments.
35458 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
35460 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
35461 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
35462 unaligned_access on the gcc_options set.
35463 * config/arm/arm.c (arm_option_override_internal): Use
35464 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
35466 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
35469 * config/i386/i386.c (ix86_frame_pointer_required): Enable
35470 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
35472 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
35475 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
35478 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
35479 depending on frame_pointer_needed before remaining integer and SSE
35480 registers are saved.
35482 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
35485 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
35487 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
35490 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
35491 Use the "xBm" constraint.
35492 (float<sseintvecmodelower><mode>2<mask_name><round_name):
35494 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
35495 (sse_cvtsi2ssq<round_name>): Likewise.
35496 (sse_cvtss2si<round_name>): Likewise.
35497 (sse_cvtss2siq<round_name>): Likewise.
35498 (sse2_cvtsi2sdq<round_name>): Likewise.
35499 (sse2_cvtsd2si<round_name>): Likewise.
35500 (sse2_cvtsd2siq<round_name>): Likewise.
35501 * config/i386/subst.md (round_nimm_scalar_predicate): New
35504 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
35506 PR middle-end/67639
35507 * varasm.c (make_decl_rtl): Mark invalid register vars as
35510 PR rtl-optimization/66206
35511 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
35512 All callers changed.
35514 2016-01-07 Jakub Jelinek <jakub@redhat.com>
35516 PR tree-optimization/69141
35517 * tree-ssa-pre.c: Include langhooks.h.
35518 (eliminate_dom_walker::before_dom_children): Use
35519 lang_hooks.decl_printable_name instead of
35520 cgraph_node::get ()->name ().
35522 PR middle-end/68960
35523 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
35524 it and DECL_ALIGN too.
35526 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
35528 * config/mips/mips-ftypes.def: Sort to lexicographical order.
35530 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
35533 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
35534 depending on frame_pointer_needed before remaining integer and SSE
35535 registers are saved.
35537 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35539 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
35540 mode iterator with VSX_M2.
35541 (*p9_vecstore_<mode>): Likewise.
35542 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
35543 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
35544 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
35545 (define_split for VSX_LE128 stores): Likewise.
35546 (define_peephole2 for TImode LE swaps): Likewise.
35547 (define_split for VSX_LE128 post-reload stores): Likewise.
35549 2016-01-06 Marek Polacek <polacek@redhat.com>
35552 * convert.c (convert_to_integer_1): Adjust call to
35553 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
35554 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
35555 EXPR instead of ARG.
35556 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
35558 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35561 * doc/extend.texi (RL78 Variable Attributes): New section.
35563 2016-01-05 Marek Polacek <polacek@redhat.com>
35566 * builtins.c (get_memmodel): Use expansion point location rather than
35567 the input location. Call warning_at rather than warning.
35568 (expand_builtin_atomic_compare_exchange): Likewise.
35569 (expand_builtin_atomic_load): Likewise.
35570 (expand_builtin_atomic_store): Likewise.
35571 (expand_builtin_atomic_clear): Likewise.
35573 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
35576 * config/i386/i386.c (ix86_expand_vector_logical_operator):
35577 Replace nonimmediate_operand with vector_operand.
35578 * config/i386/predicates.md (vector_operand): New predicate.
35579 (general_vector_operand): Replace nonimmediate_operand with
35581 * config/i386/sse.md: Replace nonimmediate_operand with
35582 vector_operand and m constraint with Bm constraint on SSE
35583 patterns with 16-byte memory operand.
35584 * config/i386/subst.md (round_nimm_predicate): Replace
35585 nonimmediate_operand with vector_operand.
35586 (round_saeonly_nimm_predicate): Likewise.
35587 (round_saeonly_nimm_scalar_predicate): New.
35589 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
35592 * config/i386/constraints.md (Bm): New constraint.
35593 * config/i386/predicates.md (vector_memory_operand): New
35595 * config/i386/sse.md: Replace xm with xBm in plusminus and
35596 any_logic patterns.
35598 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35601 * doc/extend.texi (V850 Function Attributes): New section.
35602 (V850 Variable Attributes): New section.
35604 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35607 * doc/extend.texi (MicroBlaze Function Attributes): Document
35608 interrupt_handler and fast_interrupt attributes.
35610 2016-01-05 Sergei Trofimovich <siarheit@google.com>
35613 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
35614 for local symbolic operands.
35615 * config/ia64/predicates.md (local_symbolic_operand64): New
35618 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35620 PR rtl-optimization/68651
35621 * combine.c (combine_simplify_rtx): Canonicalize x + x into
35624 2016-01-05 Nathan Sidwell <nathan@acm.org>
35626 * alias.c (compare_base_decls): Use symtab_node::get.
35628 2016-01-05 Nick Clifton <nickc@redhat.com>
35631 * ira-costs.c (copy_cost): Initialise the t_icode field of the
35632 secondary_reload_info structure.
35635 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
35636 decls if weak support is available.
35638 2016-01-04 Martin Sebor <msebor@redhat.com>
35640 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
35642 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
35644 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
35645 OPTION_MASK_P9_DFORM.
35647 * config/rs6000/constraints.md (wo constraint): New constraint for
35650 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
35652 (rs6000_init_hard_regno_mode_ok): Likewise.
35654 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
35657 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
35658 expanders not to have constraints. Add support for ISA 3.0 xxperm
35659 instruction. Add support for fusing xxlor with xxperm.
35660 (altivec_vperm_<mode>_internal): Likewise.
35661 (altivec_vperm_v8hiv16qi): Likewise.
35662 (altivec_vperm_<mode>v16q): Likewise.
35663 (altivec_vperm_<mode>_uns): Likewise.
35664 (vperm_v8hiv4si): Likewise.
35665 (vperm_v16qiv8hi): Likewise.
35667 * doc/md.texi (RS/6000 constraints): Document wo constraint.
35669 2016-01-04 Jakub Jelinek <jakub@redhat.com>
35671 Update copyright years.
35673 * gcc.c (process_command): Update copyright notice dates.
35674 * gcov-dump.c (print_version): Ditto.
35675 * gcov.c (print_version): Ditto.
35676 * gcov-tool.c (print_version): Ditto.
35677 * gengtype.c (create_file): Ditto.
35678 * doc/cpp.texi: Bump @copying's copyright year.
35679 * doc/cppinternals.texi: Ditto.
35680 * doc/gcc.texi: Ditto.
35681 * doc/gccint.texi: Ditto.
35682 * doc/gcov.texi: Ditto.
35683 * doc/install.texi: Ditto.
35684 * doc/invoke.texi: Ditto.
35686 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35688 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
35689 modes larger than TImode as TImode if NEON is not enabled.
35691 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35694 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
35695 mode for %f0-%f31 only if TARGET_FPU.
35697 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35700 * config/sparc/sparc.c (scan_record_type): Take into account subfields
35701 to compute the PACKED_P predicate.
35702 (function_arg_record_value): Minor tweaks.
35704 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
35706 * doc/install.texi (--with-multilib-list): Describe the meaning of the
35707 option for arm*-*-* targets.
35709 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
35711 * doc/extend.texi (Common Function Attributes): Move docs for
35712 MSP430-specific attributes to....
35713 (MSP430 Function Attributes): ...here. Delete the redundant
35714 entries and copy-edit the remaining text.
35715 (MSP430 Variable Attributes): Use uniform format for index
35716 entries and add a cross-reference to the corresponding function
35719 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
35721 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
35723 (x86 Options): Likewise.
35725 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
35729 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
35730 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
35731 to corresponding attribute.
35733 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
35735 * doc/extend.texi (Common Function Attributes) <noplt>: Move
35736 to correct alphabetization of table. Copy-edit and correct
35738 <stack_protect>: Likewise.
35739 <target_clones>: Likewise.
35741 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
35742 Correct punctuation.
35743 (Code Gen Options) <-fno-plt>: Copy-edit.
35745 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
35748 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
35749 SI values. Explicitly convert SI to DI and vice-versa.
35751 2016-01-01 Jakub Jelinek <jakub@redhat.com>
35753 PR tree-optimization/69070
35754 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
35755 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
35758 * ubsan.c (ubsan_instrument_float_cast): Call
35759 initialize_sanitizer_builtins.
35762 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
35764 Copyright (C) 2016 Free Software Foundation, Inc.
35766 Copying and distribution of this file, with or without modification,
35767 are permitted in any medium without royalty provided the copyright
35768 notice and this notice are preserved.