1 2016-12-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3 * config/aarch64/aarch64.md: New define_split above bswap<mode>2.
5 2016-12-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7 * config/aarch64/aarch64.md: New define_split above insv<mode>.
9 2016-12-16 Jakub Jelinek <jakub@redhat.com>
12 * tree-ssa-ccp.c: Include tree-dfa.h.
13 (optimize_memcpy): New function.
14 (pass_fold_builtins::execute): Use it. Remove useless conditional
15 break after BUILT_IN_VA_*.
17 2016-12-16 Marek Polacek <polacek@redhat.com>
19 PR tree-optimization/78819
20 * tree-vrp.c (find_switch_asserts): Return if the insertion limit is 0.
21 Don't register an assertion if the default case shares a label with
24 2016-12-16 Wilco Dijkstra <wdijkstr@arm.com>
26 * config/arm/arm.md (subsi3_carryin): Add Thumb-2 RSC #0.
27 (arm_negdi2) Rename to negdi2_insn, allow on Thumb-2.
28 * config/arm/thumb2.md (thumb2_negdi2): Remove pattern.
30 2016-12-16 Wilco Dijkstra <wdijkstr@arm.com>
32 * config/arm/arm.c (thumb_core_reg_alloc_order): Swap R12 and R14.
34 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
36 * config/arc/arc.md (call_prof): Remove.
37 (call_value_prof): Likewise.
38 (sibcall_prof): Likewise.
39 (sibcall_value_prof): Likewise.
41 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
43 * config/arc/arc.h (LINK_SPEC): Tidy up.
44 (ENDFILE_SPEC): Likewise.
46 (STARTFILE_SPEC): Include gcrt0 when profiling.
47 (FUNCTION_PROFILER): Use __mcount.
48 * config/arc/arc.opt (mucb-mcount): Remove.
49 * doc/invoke.texi (ARC): Remove mucb-mcount doc.
50 * arc/arc-protos.h (arc_profile_call): Remove.
51 * config/arc/arc.c (write_profile_sections): Likewise.
52 (arc_profile_call): Likewise.
53 (unspec_prof_hash): Likewise.
54 (unspec_prof_htab_eq): Likewise.
55 (arc_legitimate_constant_p): Remove UNSPEC_PROF.
56 (arc_reorg): Remove call to write_profile_sections.
57 * config/arc/arc.md (call): Remove call to arc_profile_call.
58 (call_value): Likewise.
60 (sibcall_value): Likewise.
61 (define_constants): Remove UNSPEC_PROF.
63 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
65 * config/arc/arc.md (mulsidi_600): Change to insn_and_split,
66 generate new mul64 insn for core multiplication work.
67 (umulsidi_600): Likewise, but use mulu64 insn.
68 (mul64): New pattern, content taken from old mulsidi_600 insn
70 (mulu64): Likewise, but using umulsidi_600.
71 (mulsidi3): Remove move to destination, this is now handled by
72 mulsidi_600 insn_and_split.
73 (umulsidi3): Likewise, but using umulsidi_600.
75 2016-12-16 Richard Biener <rguenther@suse.de>
78 * langhooks-def.h (lhd_unit_size_without_reusable_padding): Declare.
79 (LANG_HOOKS_UNIT_SIZE_WITHOUT_REUSABLE_PADDING): Define.
80 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Adjust.
81 * langhooks.h (struct lang_hooks_for_types): Add
82 unit_size_without_reusable_padding.
83 * langhooks.c (lhd_unit_size_without_reusable_padding): New.
84 * stor-layout.c (finish_bitfield_representative): Use
85 unit_size_without_reusable_padding langhook to decide on the
86 last representatives size.
88 2016-12-16 Richard Biener <rguenther@suse.de>
91 * expr.c (expand_cond_expr_using_cmove): Bail out early if
92 we end up recursing via TER.
94 2016-12-15 Martin Sebor <msebor@redhat.com>
97 * vec.h (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Assert
98 a pointer is non-null.
100 2016-12-15 Andrew Senkevich <andrew.senkevich@intel.com>
102 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
103 * config/i386/avx512dqintrin.h: Ditto.
104 * config/i386/avx512fintrin.h: Ditto.
105 * config/i386/i386-builtin.def (__builtin_ia32_kmovb,
106 __builtin_ia32_kmovd, __builtin_ia32_kmovq): New.
107 (__builtin_ia32_kmov16): Rename to __builtin_ia32_kmovw.
108 * config/i386/sse.md (kmov<mskmodesuffix>): New.
110 2016-12-15 Uros Bizjak <ubizjak@gmail.com>
112 * config/i386/i386.md (ffs<mode>2): Generate CCCmode flags register
114 (ffssi2_no_cmove): Ditto.
115 (*tzcnt<mode>_1_falsedep_1): New insn_and_split pattern.
116 (*tzcnt<mode>_1_falsedep): New insn pattern.
118 (LT_ZCNT): New mode iterator.
119 (lt_zcnt): New mode attribute.
120 (lt_zcnt_type): New mode attribute.
121 (<lt_zcnt>_<mode>): Macroize expander from bmi_tzcnt_<mode> and
122 lzcnt_<mode> using LT_ZCNT mode iterator.
123 (*<lt_zcnt>_<mode>_falsedep_1): Macroize insn from
124 *bmi_tzcnt_<mode>_falsedep_1 and *lzcnt_<mode>_falsedep_1
125 using LT_ZCNT mode iterator.
126 (*<lt_zcnt>_<mode>_falsedep): Macroize insn from
127 *bmi_tzcnt_<mode>_falsedep and *lzcnt_<mode>_falsedep
128 using LT_ZCNT mode iterator.
129 (*<lt_zcnt>_<mode>): Macroize insn from *bmi_tzcnt_<mode>
130 and *lzcnt_<mode> using LT_ZCNT mode iterator.
131 * config/i386/i386-builtin.def (__builtin_ia32_tzcnt_u16)
132 (__builtin_ia32_tzcnt_u32, __builtin_ia32_tzcnt_u64, __builtin_ctzs):
135 2016-12-15 Jakub Jelinek <jakub@redhat.com>
137 * ipa-cp.c (class ipcp_bits_lattice): Formatting fixes.
138 (print_ipcp_constant_value): Likewise.
139 (ipcp_cloning_candidate_p): Likewise.
140 (ipcp_bits_lattice::get_value_and_mask): Likewise.
141 (ipcp_bits_lattice::meet_with_1): Likewise.
142 (ipcp_bits_lattice::meet_with): Likewise.
143 (initialize_node_lattices): Likewise.
144 (ipcp_lattice::add_value): Likewise.
145 (propagate_vals_accross_pass_through): Renamed to ...
146 (propagate_vals_across_pass_through): ... this function.
147 (propagate_vals_accross_ancestor): Renamed to ...
148 (propagate_vals_across_ancestor): ... this.
149 (propagate_scalar_accross_jump_function): Renamed to ...
150 (propagate_scalar_across_jump_function): ... this.
151 Adjust calls to above functions.
152 (propagate_context_accross_jump_function): Renamed to ...
153 (propagate_context_across_jump_function): ... this.
154 (propagate_bits_accross_jump_function): Renamed to ...
155 (propagate_bits_accross_jump_function): ... this. Formatting fixes.
156 (propagate_vr_accross_jump_function): Renamed to ...
157 (propagate_vr_across_jump_function): ... this.
158 (merge_agg_lats_step): Formatting fixes.
159 (propagate_constants_accross_call): Renamed to ...
160 (propagate_constants_across_call): ... this. Adjust calls to above
162 (ipa_get_indirect_edge_target_1): Formatting fixes.
163 (gather_context_independent_values): Likewise.
164 (estimate_local_effects): Likewise.
165 (add_all_node_vals_to_toposort): Likewise.
166 (propagate_constants_topo): Adjust calls to above functions.
167 (get_replacement_map): Formatting fixes.
168 (dump_profile_updates): Likewise.
169 (update_profiling_info): Likewise.
170 (update_specialized_profile): Likewise.
171 (create_specialized_node): Likewise.
172 (find_more_contexts_for_caller_subset): Likewise.
173 (decide_whether_version_node): Likewise.
174 (identify_dead_nodes): Likewise.
175 (ipcp_decision_stage): Likewise.
176 (ipcp_store_bits_results): Likewise.
177 (ipcp_store_vr_results): Likewise.
178 (ipcp_driver): Likewise.
180 2016-12-15 David Malcolm <dmalcolm@redhat.com>
182 PR preprocessor/78680
183 PR preprocessor/78811
184 * input.c (struct selftest::lexer_test): Add field
185 m_implicitly_expect_EOF.
186 (selftest::lexer_error_sink): New class.
187 (selftest::lexer_error_sink::s_singleton): New global.
188 (selftest::lexer_test::lexer_test): Initialize new field
189 "m_implicitly_expect_EOF".
190 (selftest::lexer_test::~lexer_test): Conditionalize the
191 check for the EOF token on the new field.
192 (selftest::test_lexer_string_locations_raw_string_unterminated):
194 (selftest::input_c_tests): Call the new test.
196 2016-12-15 Wilco Dijkstra <wdijkstr@arm.com>
198 * config/arm/arm.h (TARGET_BACKTRACE): Use crtl->is_leaf.
199 * config/arm/arm.c (arm_option_check_internal): Improve comment.
200 (thumb_force_lr_save): Use crtl->is_leaf.
201 (arm_get_frame_offsets): Remove comment. Use crtl->is_leaf.
202 (thumb_far_jump_used_p): Remove comment.
203 (arm_frame_pointer_required): Use crtl->is_leaf.
205 2016-12-15 Jakub Jelinek <jakub@redhat.com>
207 * doc/extend.texi: Clean up @xref{...} uses.
208 * doc/invoke.texi: Likewise.
210 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
212 * arm-fpus.def: Add CNAME field to all FPU definitions.
213 * genopt.sh: Use explicit enumeration tags for FPU entries.
214 * arm-tables.opt: Regenerated.
215 * arm.opt (mfpu): Provide initial value.
216 * arm-opts.h (enum fpu_type): Build the enumeration from the list of
217 available FPUs. Add 'auto' entry on the end.
218 * arm.c (arm_configure_build_target): Only do explicit configuration
219 of the FPU features if the selected FPU is not 'auto'.
220 (arm_option_override): Adjust initialization of arm_fpu_index.
221 Emit an error if we have a hard float ABI request, but the processor
222 does not support floating-point.
223 (arm_option_print): Handle -mfpu=auto.
224 (arm_valid_target_attribute_rec): Don't permit fpu=auto in pragmas
225 or function attributes.
226 (arm_identify_fpu_from_isa): Handle effective soft-float when
227 the FPU is automatically detected.
228 * arm-cores.def (arm1136jf-s): Add feature ISA_FP_DBL.
229 (arm1176jzf-s): Likewise.
231 (arm1156t2f-s): Likewise.
233 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
235 * arm-fpus.def (ARM_FPU): Remove features field from all definitions.
236 * arm.h (arm_fpu_feature_set): Delete typedef.
237 (FPU_FL_NONE): Delete.
238 (FPU_FL_NEON): Delete.
239 (FPU_FL_FP16): Delete.
240 (FPU_FL_CRYPTO): Delete.
241 (FPU_FL_DBL): Delete.
242 (FPU_FL_D32): Delete.
243 (FPU_FL_VFPv2): Delete.
244 (FPU_FL_VFPv3): Delete.
245 (FPU_FL_VFPv4): Delete.
246 (FPU_FL_VFPv5): Delete.
247 (FPU_FL_AMRv8): Delete.
256 (FPU_CRYPTO): Delete.
258 (arm_fpu_desc): Delete features field.
259 * arm.c (all_fpus): Don't initialize feature field.
261 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
263 * arm.c (arm_can_inline_p): Use ISA features for determining
266 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
268 * arm-protos.h (arm_configure_build_target): Change second argument
269 to cl_target_options.
270 * arm.c (arm_configure_build_target): Likewise.
271 (arm_option_restore): Update accordingly.
272 (arm_option_override): Create the target_option_default_node before
273 calling arm_configure_build_target. Use it in call of latter.
274 Resynchronize after all other overrides have been calculated.
275 (arm_valid_target_attribute_tree): Use the target options for
276 reconfiguration. Resynchronize after performing override checks.
277 * arm-c.c (arm_pragma_target_parse): Use target optiosn from cur_tree
278 to reconfigure the build target.
280 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
282 * arm.h (TARGET_VFPD32): Use arm_active_target.
283 (TARGET_VFP3): Likewise.
284 (TARGET_VFP5): Likewise.
285 (TARGET_VFP_SINGLE): Likewise.
286 (TARGET_VFP_DOUBLE): Likewise.
287 (TARGET_NEON_FP16): Likewise.
288 (TARGET_FP16): Likewise.
289 (TARGET_FMA): Likewise.
290 (TARGET_FPU_ARMV8): Likewise.
291 (TARGET_CRYPTO): Likewise.
292 (TARGET_NEON): Likewise.
293 (TARGET_FPU_FEATURES): Delete.
294 * arm.c (arm_option_check_internal): Check for iwmmxt conflict with
295 Neon using arm_active_target.
297 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
299 * arm.h (TARGET_FPU_NAME): Delete.
300 * arm.c (arm_identify_fpu_from_isa): New function.
301 (arm_declare_function_name): Use it to get the name for the FPU.
303 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
305 * arm-protos.h: Include sbitmap.h
306 (arm_configure_build_target): Make public.
307 * arm.c (arm_configure_build_target): Now not static.
308 (arm_valid_target_attribute_rec): Move internal option check to...
309 (arm_valid_target_attribute_tree0: ... here. Also reconfingure the
311 (arm_override_options_after_change): Call arm_configure_build_target.
312 (isa_all_fpubits): Renamed from isa_fpubits.
313 (arm_option_restore): New function.
314 (TARGET_OPTION_RESTORE): Register it.
315 (arm_configure_build_target): Initialize the FPU capability bits in
317 (arm_option_override): Move the code that forces the setting of the
318 FPU option before the call to arm_configure_build_target.
319 * arm.opt (march): Mark as Save.
320 (mcpu, mtune): Likewise.
321 * arm-c.c (arm_pragma_target_parse): Reconfigure the build target
322 after pragmas change the target options.
324 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
326 * arm-isa.h (isa_feature): Add bits for VFPv4, FPv5, fp16conv,
327 fP_dbl, fp_d32 and fp_crypto.
328 (ISA_ALL_FPU): Add all the new bits.
329 (ISA_VFPv2, ISA_VFPv3, ISA_VFPv4, ISA_FPv5): New macros.
330 (ISA_FP_ARMv8, ISA_FP_DBL, ISA_FP_D32, ISA_NEON, ISA_CRYPTO): Likewise.
331 * arm-fpus.def: Add ISA features to all FPUs.
332 * arm.h: (arm_fpu_desc): Add new field for ISA bits.
333 * arm.c (all_fpus): Initialize it.
334 * arm-tables.opt: Regenerated.
336 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
338 * arm.h (FPU_FL_VFPv2) New feature bit.
339 (FPU_FL_VFPv3, FPU_FL_VFPv4, FPU_FL_VFPv5, FPU_FL_ARMv8): Likewise.
340 (FPU_VFPv2, FPU_VFPv3, FPU_VFPv4, FPU_VFPv5, FPU_ARMv8): New helper
342 (FPU_DBL, FPU_D32, FPU_NEON, FPU_CRYPTO, FPU_FP16): Likewise.
343 (TARGET_FPU_REV): Delete.
344 (TARGET_VFP3): Use feature bits.
345 (TARGET_VFP5): Likewise.
346 (TARGET_FMA): Likewise.
347 (TARGET_FPU_ARMV8): Likewise.
348 (struct arm_fpu_desc): Delete rev field.
349 * arm-fpus.def: Delete REV entry, use new feature bits and macros.
350 * arm.c (all_fpus): Delete rev field.
352 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
354 * arm.h (vfp_reg_type): Delete.
355 (TARGET_FPU_REGS): Delete.
356 (arm_fpu_desc): Delete regs field.
357 (FPU_FL_NONE, FPU_FL_NEON, FPU_FL_FP16, FPU_FL_CRYPTO): Use unsigned
359 (FPU_FL_DBL, FPU_FL_D32): Define.
360 (TARGET_VFPD32): Use feature test.
361 (TARGET_VFP_SINGLE): Likewise.
362 (TARGET_VFP_DOUBLE): Likewise.
363 * arm-fpus.def: Update all entries for new feature bits.
364 * arm.c (all_fpus): Update initializer macro.
365 (arm_can_inline_p): Remove test on fpu regs.
367 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
369 * arm.h (arm_fp_model): Delete.
371 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
373 * arm-cores.def: Remove FLAGS field from all core definitions.
374 * arm-arches.def: Likewise.
375 * arm-opts.h (enum processor_type): Remove FLAGS parameter from
377 (arm_arch_core_flags): Likewise, plus ARM_ARCH macro.
378 * arm-protos.h (FL_*): Delete.
379 (arm_feature_set): Delete.
380 (ARM_FSET_*): Delete.
381 * arm.c (struct processors): Delete flags field.
382 (all_cores): Delete FLAGS parameter from macro, don't initialize flags.
383 (all architectures): Likewise.
385 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
387 * arm-opts.h (struct arm_arch_core_flag): Add new field ISA.
389 (arm_arch_core_flag): Delete flags field.
390 (arm_arch_core_flags): Don't initialize flags field.
391 * common/config/arm/arm-common.c (check_isa_bits_for): New function.
392 (arm_target_thumb_only): Use new isa bits arrays.
394 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
396 * arm-protos.h (insn_flags): Delete declaration.
397 (arm_arch7ve): Declare.
398 * arm.c (insn_flags): Delete.
399 (arm_arch7ve): New variable.
400 (arm_selected_cpu): Delete.
401 (arm_option_check_internal): Use new ISA bitmap.
402 (arm_option_override_internal): Likewise.
403 (arm_configure_build_target): Declare arm_selected_cpu locally.
404 (arm_option_override): Use new ISA bitmap. Initialize arm_arch7ve.
405 Rearrange variable intialization by general function.
406 * arm.h (TARGET_HAVE_LPAE): Use arm_arch7ve.
408 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
410 * arm-builtins.c: Include sbitmap.h.
411 (def_mbuiltin): Change first parameter to a flag bit. Use it to test
412 available features in the current target.
413 (struct builtin_description): Change type of feature field.
414 (IWMMXT_BUILTIN): Use the isa_features types.
415 (IWMMXT2_BUILTIN): Likewise.
416 (IWMMXT_BUILTIN2): Likewise.
417 (IWMMXT2_BUILTIN2): Likewise.
418 (CRC32_BUILTIN): Likewise.
419 (CRYPTO_BUILTIN): Likewise.
420 (iwmmx_builtin): Likewise.
421 (iwmmx2_builtin): Likewise.
422 (arm_iwmmxt_builtin): Check for specific feature bits.
424 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
426 * arm-isa.h (enum isa_feature): Add isa_quirk_cm3_ldrd.
427 (ISA_ALL_QUIRKS): New macro.
428 * arm-cores.def (cortex-m3): Add isa_quirk_cm3_ldrd to isa feature list.
429 * arm.c (isa_quirkbits): New feature-list bitmap.
430 (arm_configure_build_target): Ignore quirk bits when comparing an
431 architecture feature list with a CPU feature list.
432 (arm_option_override): Initialize_isa_quirkbits. If the user has
433 not specified -m[no-]fix-cortex-m3-ldrd, automatically enable the
434 feature if isa_quirk_cm3_ldrd appears in the isa feature list.
436 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
438 * arm.c (arm_option_override): Use arm_active_target as source of
439 information for arm_base_arch and arm_arch_name.
440 * (arm_file_start): Use arm_active_target for core name.
442 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
444 * arm.c (arm_selected_tune): Delete static variable.
445 (arm_selected_arch): Likewise.
446 (arm_configure_build_target): Declare local versions of arm_selected
447 target and arm_selected_arch. Initialize more fields in target
449 (arm_option_override): Use arm_active_target instead of
450 arm_selected_tune and arm_selected_arch.
451 (asm_file_start): Use arm_active_target.
453 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
455 * arm-protos.h (arm_build_target): New structure.
456 (arm_active_target): Declare it.
457 * arm.c (arm_active_target): New variable.
458 (bitmap_popcount): New function.
459 (feature_count): Delete.
460 (arm_initialize_isa): New function.
461 isa_fpubits): New variable.
462 (arm_configure_build_target): New function.
463 (arm_option_override): Initialize isa_fpubits and arm_active_target.isa.
464 Use arm_configure_build_target.
466 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
468 * arm-isa.h: New file.
469 * arm-protos.h: Include it.
470 * arm-arches.def: Add new ISA field to all entries. Drop bogus
471 armv8.1-a+crc architecture.
472 * arm-cores.def: Similarly. Group ARMv8 cores by profile.
473 * arm-opts.h (enum processor_type): Adjust for new field.
474 * arm.c (struct processors): New field 'isa_bits'.
475 (all_cores, all_architectures): Initialize new field.
476 * arm-tables.opt: Regenerated.
477 * arm-tune.md: Regenerated.
479 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
481 * arm-arches.def (ARM_ARCH): Add extra field TUNE_FLAGS, move
482 tuning properties from architectural FLAGS field.
483 * arm-cores.def (ARM_CORE): Likewise.
484 * arm-protos.h (TF_LDSCHED, TF_WBUF, TF_CO_PROC): New macros.
485 (TF_SMALLMUL, TF_STRONG, TF_SCALE, TF_NOMODE32): New macros.
486 (FL_LDSCHED, FL_STRONG, FL_WBUF, FL_SMALLMUL): Delete.
487 (FL_TUNE): Remove deleted elements.
488 (tune_flags): Convert type to unsigned int.
489 * arm.c (struct processors): Add new field tune_flags.
490 (all_cores, all_arches): Initialize it.
491 (arm_option_override): Adapt uses of tune_flags. Use tune_flags
492 for deciding when we should have slow multiply operations.
494 2016-12-14 Martin Sebor <msebor@redhat.com>
497 * gimple-ssa-sprintf.c (format_string): Handle null pointers.
498 (format_directive): Diagnose null pointer arguments.
499 (pass_sprintf_length::handle_gimple_call): Diagnose null destination
500 pointers. Correct location of null format string in diagnostics.
502 2016-12-14 David Malcolm <dmalcolm@redhat.com>
504 * Makefile.in (SELFTEST_FLAGS): Add path argument to -fself-test.
505 (s-selftest): Add dependency on the selftests data directory.
506 * common.opt (fself-test): Rename to...
507 (fself-test=): ...this, documenting the meaning of the argument.
508 * selftest-run-tests.c (along): Likewise.
509 * selftest-run-tests.c: Include "options.h".
510 (selftest::run_tests): Initialize selftest::path_to_selftest_files
512 * selftest.c (selftest::path_to_selftest_files): New global.
513 (selftest::locate_file): New function.
514 (selftest::test_locate_file): New function.
515 (selftest_c_tests): Likewise.
516 (selftest::selftest_c_tests): Call test_locate_file.
517 * selftest.h (selftest::locate_file): New decl.
518 (selftest::path_to_selftest_files): New decl.
520 2016-12-14 Andrew Pinski <apinski@cavium.com>
522 * config/aarch64/aarch64-cores.def: Add -1 as the variant to all
524 (thunderx): Update to include LSE by default.
525 (thunderxt88p1): New core.
526 (thunderxt88): New core.
527 (thunderxt81): New core.
528 (thunderxt83): New core.
529 * config/aarch64/driver-aarch64.c (struct aarch64_core_data):
531 (ALL_VARIANTS): New define.
532 (AARCH64_CORE): Support VARIANT operand.
533 (cpu_data): Likewise.
534 (host_detect_local_cpu): Parse variant field of /proc/cpuinfo.
535 Combine the arch and single core case and support variant searching.
536 * common/config/aarch64/aarch64-common.c (AARCH64_CORE):
538 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Likewise.
539 * config/aarch64/aarch64.c (AARCH64_CORE): Likewise.
540 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
541 * config/aarch64/aarch64-tune.md: Regenerate.
542 * doc/invoke.texi (AARCH64/mtune): Document thunderxt88,
543 thunderxt88p1, thunderxt81, thunderxt83 as available options.
545 2016-12-14 Martin Jambor <mjambor@suse.cz>
547 * omp-offload.c: Fix coding style.
548 * omp-expand.c: Likewise.
549 * omp-general.c: Likewise.
550 * omp-grid.c: Likewise.
551 * omp-low.c: Fix coding style of parts touched by the
552 previous splitting patch.
554 2016-12-14 Martin Jambor <mjambor@suse.cz>
556 * omp-general.h: New file.
557 * omp-general.c: New file.
558 * omp-expand.h: Likewise.
559 * omp-expand.c: Likewise.
560 * omp-offload.h: Likewise.
561 * omp-offload.c: Likewise.
562 * omp-grid.c: Likewise.
563 * omp-grid.c: Likewise.
564 * omp-low.h: Include omp-general.h and omp-grid.h. Removed includes
565 of params.h, symbol-summary.h, lto-section-names.h, cilk.h, tree-eh.h,
566 ipa-prop.h, tree-cfgcleanup.h, cfgloop.h, except.h, expr.h, stmt.h,
567 varasm.h, calls.h, explow.h, dojump.h, flags.h, tree-into-ssa.h,
568 tree-cfg.h, cfganal.h, alias.h, emit-rtl.h, optabs.h, expmed.h,
569 alloc-pool.h, cfghooks.h, rtl.h and memmodel.h.
570 (omp_find_combined_for): Declare.
571 (find_omp_clause): Renamed to omp_find_clause and moved to
573 (free_omp_regions): Renamed to omp_free_regions and moved to
575 (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
577 (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
579 (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
580 moved to omp-general.h.
581 (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
583 (oacc_fn_attrib_kernels_p): Moved to omp-general.h.
584 (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
586 (omp_expand_local): Moved to omp-expand.h.
587 (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
589 (omp_finish_file): Moved to omp-offload.h.
590 (default_goacc_validate_dims): Renamed to
591 oacc_default_goacc_validate_dims and moved to omp-offload.h.
592 (offload_funcs, offload_vars): Moved to omp-offload.h.
593 * omp-low.c: Include omp-general.h, omp-offload.h and omp-grid.h.
594 (omp_region): Moved to omp-expand.c.
595 (omp_for_data_loop): Moved to omp-general.h.
596 (omp_for_data): Likewise.
597 (oacc_loop): Moved to omp-offload.c.
598 (oacc_loop_flags): Moved to omp-general.h.
599 (offload_funcs, offload_vars): Moved to omp-offload.c.
600 (root_omp_region): Moved to omp-expand.c.
601 (omp_any_child_fn_dumped): Likewise.
602 (find_omp_clause): Renamed to omp_find_clause and moved to
604 (is_combined_parallel): Moved to omp-expand.c.
605 (is_reference): Renamed to omp_is_reference and and moved to
607 (adjust_for_condition): Renamed to omp_adjust_for_condition and moved
609 (get_omp_for_step_from_incr): Renamed to omp_get_for_step_from_incr
610 and moved to omp-general.c.
611 (extract_omp_for_data): Renamed to omp_extract_for_data and moved to
613 (workshare_safe_to_combine_p): Moved to omp-expand.c.
614 (omp_adjust_chunk_size): Likewise.
615 (get_ws_args_for): Likewise.
616 (get_base_type): Removed.
617 (dump_omp_region): Moved to omp-expand.c.
618 (debug_omp_region): Likewise.
619 (debug_all_omp_regions): Likewise.
620 (new_omp_region): Likewise.
621 (free_omp_region_1): Likewise.
622 (free_omp_regions): Renamed to omp_free_regions and moved to
624 (find_combined_for): Renamed to omp_find_combined_for, made global.
625 (build_omp_barrier): Renamed to omp_build_barrier and moved to
627 (omp_max_vf): Moved to omp-general.c.
628 (omp_max_simt_vf): Likewise.
629 (gimple_build_cond_empty): Moved to omp-expand.c.
630 (parallel_needs_hsa_kernel_p): Likewise.
631 (expand_omp_build_assign): Moved declaration to omp-expand.c.
632 (expand_parallel_call): Moved to omp-expand.c.
633 (expand_cilk_for_call): Likewise.
634 (expand_task_call): Likewise.
635 (vec2chain): Likewise.
636 (remove_exit_barrier): Likewise.
637 (remove_exit_barriers): Likewise.
638 (optimize_omp_library_calls): Likewise.
639 (expand_omp_regimplify_p): Likewise.
640 (expand_omp_build_assign): Likewise.
641 (expand_omp_taskreg): Likewise.
642 (oacc_collapse): Likewise.
643 (expand_oacc_collapse_init): Likewise.
644 (expand_oacc_collapse_vars): Likewise.
645 (expand_omp_for_init_counts): Likewise.
646 (expand_omp_for_init_vars): Likewise.
647 (extract_omp_for_update_vars): Likewise.
648 (expand_omp_ordered_source): Likewise.
649 (expand_omp_ordered_sink): Likewise.
650 (expand_omp_ordered_source_sink): Likewise.
651 (expand_omp_for_ordered_loops): Likewise.
652 (expand_omp_for_generic): Likewise.
653 (expand_omp_for_static_nochunk): Likewise.
654 (find_phi_with_arg_on_edge): Likewise.
655 (expand_omp_for_static_chunk): Likewise.
656 (expand_cilk_for): Likewise.
657 (expand_omp_simd): Likewise.
658 (expand_omp_taskloop_for_outer): Likewise.
659 (expand_omp_taskloop_for_inner): Likewise.
660 (expand_oacc_for): Likewise.
661 (expand_omp_for): Likewise.
662 (expand_omp_sections): Likewise.
663 (expand_omp_single): Likewise.
664 (expand_omp_synch): Likewise.
665 (expand_omp_atomic_load): Likewise.
666 (expand_omp_atomic_store): Likewise.
667 (expand_omp_atomic_fetch_op): Likewise.
668 (expand_omp_atomic_pipeline): Likewise.
669 (expand_omp_atomic_mutex): Likewise.
670 (expand_omp_atomic): Likewise.
671 (oacc_launch_pack): and moved to omp-general.c, made public.
672 (OACC_FN_ATTRIB): Likewise.
673 (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
675 (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
677 (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
678 moved to omp-general.c.
679 (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
681 (oacc_fn_attrib_kernels_p): Moved to omp-general.c.
682 (oacc_fn_attrib_level): Moved to omp-offload.c.
683 (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
685 (get_oacc_ifn_dim_arg): Renamed to oacc_get_ifn_dim_arg and moved to
687 (mark_loops_in_oacc_kernels_region): Moved to omp-expand.c.
688 (grid_launch_attributes_trees): Likewise.
689 (grid_attr_trees): Likewise.
690 (grid_create_kernel_launch_attr_types): Likewise.
691 (grid_insert_store_range_dim): Likewise.
692 (grid_get_kernel_launch_attributes): Likewise.
693 (get_target_argument_identifier_1): Likewise.
694 (get_target_argument_identifier): Likewise.
695 (get_target_argument_value): Likewise.
696 (push_target_argument_according_to_value): Likewise.
697 (get_target_arguments): Likewise.
698 (expand_omp_target): Likewise.
699 (grid_expand_omp_for_loop): Moved to omp-grid.c.
700 (grid_arg_decl_map): Likewise.
701 (grid_remap_kernel_arg_accesses): Likewise.
702 (grid_expand_target_grid_body): Likewise.
703 (expand_omp): Renamed to omp_expand and moved to omp-expand.c.
704 (build_omp_regions_1): Moved to omp-expand.c.
705 (build_omp_regions_root): Likewise.
706 (omp_expand_local): Likewise.
707 (build_omp_regions): Likewise.
708 (execute_expand_omp): Likewise.
709 (pass_data_expand_omp): Likewise.
710 (pass_expand_omp): Likewise.
711 (make_pass_expand_omp): Likewise.
712 (pass_data_expand_omp_ssa): Likewise.
713 (pass_expand_omp_ssa): Likewise.
714 (make_pass_expand_omp_ssa): Likewise.
715 (grid_lastprivate_predicate): Renamed to
716 omp_grid_lastprivate_predicate and moved to omp-grid.c, made public.
717 (grid_prop): Moved to omp-grid.c.
718 (GRID_MISSED_MSG_PREFIX): Likewise.
719 (grid_safe_assignment_p): Likewise.
720 (grid_seq_only_contains_local_assignments): Likewise.
721 (grid_find_single_omp_among_assignments_1): Likewise.
722 (grid_find_single_omp_among_assignments): Likewise.
723 (grid_find_ungridifiable_statement): Likewise.
724 (grid_parallel_clauses_gridifiable): Likewise.
725 (grid_inner_loop_gridifiable_p): Likewise.
726 (grid_dist_follows_simple_pattern): Likewise.
727 (grid_gfor_follows_tiling_pattern): Likewise.
728 (grid_call_permissible_in_distribute_p): Likewise.
729 (grid_handle_call_in_distribute): Likewise.
730 (grid_dist_follows_tiling_pattern): Likewise.
731 (grid_target_follows_gridifiable_pattern): Likewise.
732 (grid_remap_prebody_decls): Likewise.
733 (grid_var_segment): Likewise.
734 (grid_mark_variable_segment): Likewise.
735 (grid_copy_leading_local_assignments): Likewise.
736 (grid_process_grid_body): Likewise.
737 (grid_eliminate_combined_simd_part): Likewise.
738 (grid_mark_tiling_loops): Likewise.
739 (grid_mark_tiling_parallels_and_loops): Likewise.
740 (grid_process_kernel_body_copy): Likewise.
741 (grid_attempt_target_gridification): Likewise.
742 (grid_gridify_all_targets_stmt): Likewise.
743 (grid_gridify_all_targets): Renamed to omp_grid_gridify_all_targets
744 and moved to omp-grid.c, made public.
745 (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
747 (add_decls_addresses_to_decl_constructor): Moved to omp-offload.c.
748 (omp_finish_file): Likewise.
749 (oacc_thread_numbers): Likewise.
750 (oacc_xform_loop): Likewise.
751 (oacc_default_dims, oacc_min_dims): Likewise.
752 (oacc_parse_default_dims): Likewise.
753 (oacc_validate_dims): Likewise.
754 (new_oacc_loop_raw): Likewise.
755 (new_oacc_loop_outer): Likewise.
756 (new_oacc_loop): Likewise.
757 (new_oacc_loop_routine): Likewise.
758 (finish_oacc_loop): Likewise.
759 (free_oacc_loop): Likewise.
760 (dump_oacc_loop_part): Likewise.
761 (dump_oacc_loop): Likewise.
762 (debug_oacc_loop): Likewise.
763 (oacc_loop_discover_walk): Likewise.
764 (oacc_loop_sibling_nreverse): Likewise.
765 (oacc_loop_discovery): Likewise.
766 (oacc_loop_xform_head_tail): Likewise.
767 (oacc_loop_xform_loop): Likewise.
768 (oacc_loop_process): Likewise.
769 (oacc_loop_fixed_partitions): Likewise.
770 (oacc_loop_auto_partitions): Likewise.
771 (oacc_loop_partition): Likewise.
772 (default_goacc_fork_join): Likewise.
773 (default_goacc_reduction): Likewise.
774 (execute_oacc_device_lower): Likewise.
775 (default_goacc_validate_dims): Likewise.
776 (default_goacc_dim_limit): Likewise.
777 (pass_data_oacc_device_lower): Likewise.
778 (pass_oacc_device_lower): Likewise.
779 (make_pass_oacc_device_lower): Likewise.
780 (execute_omp_device_lower): Likewise.
781 (pass_data_omp_device_lower): Likewise.
782 (pass_omp_device_lower): Likewise.
783 (make_pass_omp_device_lower): Likewise.
784 (pass_data_omp_target_link): Likewise.
785 (pass_omp_target_link): Likewise.
786 (find_link_var_op): Likewise.
787 (pass_omp_target_link::execute): Likewise.
788 (make_pass_omp_target_link): Likewise.
789 * Makefile.in (OBJS): Added omp-offload.o, omp-expand.o, omp-general.o
791 (GTFILES): Added omp-offload.h, omp-offload.c and omp-expand.c, removed
793 * gimple-fold.c: Include omp-general.h instead of omp-low.h.
794 (fold_internal_goacc_dim): Adjusted calls to
795 get_oacc_ifn_dim_arg and get_oacc_fn_dim_size to use their new names.
796 * gimplify.c: Include omp-low.h.
797 (omp_notice_variable): Adjust the call to get_oacc_fn_attrib to use
799 (gimplify_omp_task): Adjusted calls to find_omp_clause to use its new
801 (gimplify_omp_for): Likewise.
802 * lto-cgraph.c: Include omp-offload.h instead of omp-low.h.
803 * toplev.c: Include omp-offload.h instead of omp-low.h.
804 * tree-cfg.c: Include omp-general.h instead of omp-low.h. Also
805 include omp-expand.h.
806 (make_edges_bb): Adjusted the call to make_gimple_omp_edges to use its
808 (make_edges): Adjust the call to free_omp_regions to use its new name.
809 * tree-parloops.c: Include omp-general.h.
810 (create_parallel_loop): Adjusted the call to set_oacc_fn_attrib to use
812 (parallelize_loops): Adjusted the call to get_oacc_fn_attrib to use
814 * tree-ssa-loop.c: Include omp-general.h instead of omp-low.h.
815 (gate_oacc_kernels): Adjusted the call to get_oacc_fn_attrib to use
817 * tree-vrp.c: Include omp-general.h instead of omp-low.h.
818 (extract_range_basic): Adjusted calls to get_oacc_ifn_dim_arg and
819 get_oacc_fn_dim_size to use their new names.
820 * varpool.c: Include omp-offload.h instead of omp-low.h.
821 * gengtype.c (open_base_files): Replace omp-low.h with omp-offload.h in
823 * config/nvptx/nvptx.c: Include omp-general.c.
824 (nvptx_expand_call): Adjusted the call to get_oacc_fn_attrib to use
826 (nvptx_reorg): Likewise.
827 (nvptx_record_offload_symbol): Likewise.
829 2016-12-14 Martin Sebor <msebor@redhat.com>
832 * gimple-ssa-sprintf.c (target_dir_max): New macro.
833 (get_mpfr_format_length): New function.
834 (format_integer): Use HOST_WIDE_INT instead of int.
835 (format_floating_max): Same.
836 (format_floating): Call get_mpfr_format_length.
837 (format_directive): Use target_dir_max.
839 2016-12-14 Jakub Jelinek <jakub@redhat.com>
842 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_STV_TEMP.
843 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies,
844 dimode_scalar_chain::convert_reg): Use SLOT_STV_TEMP instead of
847 2016-12-14 Uros Bizjak <ubizjak@gmail.com>
850 * config/i386/i386-builtin.def: Add __builtin_clzs and __builtin_ctzs.
851 (ix86_fold_builtin): Handle IX86_BUILTIN_CTZS and IX86_BUILTIN_CLZS.
852 * config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
855 2016-12-14 Jakub Jelinek <jakub@redhat.com>
858 * valtrack.c: Include rtl-iter.h.
859 (struct rtx_subst_pair): Add insn field.
860 (propagate_for_debug_subst): If pair->to contains at least 2
861 regs, create a DEBUG_INSN with a debug temp before pair->insn
862 and replace from with the debug temp instead of pair->to.
863 (propagate_for_debug): Initialize p.insn.
864 * combine.c (insn_uid_check): New inline function.
865 (INSN_COST, LOG_LINKS): Use it instead of INSN_UID.
866 (find_single_use, combine_instructions,
867 cant_combine_insn_p, try_combine): Use NONDEBUG_INSN_P instead of
870 2016-12-14 Martin Sebor <msebor@redhat.com>
873 * builtin-attrs.def (ATTR_NONNULL_1_1, ATTR_NONNULL_1_2): Defined.
874 (ATTR_NONNULL_1_3, ATTR_NONNULL_1_4, ATTR_NONNULL_1_5): Same.
875 (ATTR_NOTHROW_NONNULL_1_1, ATTR_NOTHROW_NONNULL_1_2): Same.
876 (ATTR_NOTHROW_NONNULL_1_3, ATTR_NOTHROW_NONNULL_1_4): Same.
877 (ATTR_NOTHROW_NONNULL_1_5): Same.
878 (ATTR_NONNULL_1_FORMAT_PRINTF_1_2): Same.
879 (ATTR_NONNULL_1_FORMAT_PRINTF_2_0): Same.
880 (ATTR_NONNULL_1_FORMAT_PRINTF_2_3): Same.
881 (ATTR_NONNULL_1_FORMAT_PRINTF_3_0): Same.
882 (ATTR_NONNULL_1_FORMAT_PRINTF_3_4): Same.
883 (ATTR_NONNULL_1_FORMAT_PRINTF_4_0): Same.
884 (ATTR_NONNULL_1_FORMAT_PRINTF_4_5): Same.
885 * builtins.c (validate_arg): Add argument. Treat null pointers
886 passed to nonnull arguments as invalid.
887 (validate_arglist): Same.
888 * builtins.def (fprintf, fprintf_unlocked): Add nonnull attribute.
889 (printf, printf_unlocked, sprintf. vfprintf, vsprintf): Same.
890 (__sprintf_chk, __vsprintf_chk, __fprintf_chk, __vfprintf_chk): Same.
891 * calls.c (get_nonnull_ags, maybe_warn_null_arg): New functions.
892 (initialize_argument_information): Diagnose null pointers passed to
893 arguments declared nonnull.
894 * calls.h (get_nonnull_args): Declared.
896 2016-12-14 Michael Meissner <meissner@linux.vnet.ibm.com>
898 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): On ISA
899 3.0/power9, add support to use the VEXTU{B,H,W}{L,R}X extract
901 * config/rs6000/vsx.md (VSr2): Add IEEE 128-bit floating point
902 type constraint registers.
904 (FL_CONV): New mode iterator for binary floating types that have a
905 direct conversion from 64-bit integer to floating point.
906 (vsx_extract_<mode>_p9): Add support for the ISA 3.0/power9
907 VEXTU{B,H,W}{L,R}X extract instructions.
908 (vsx_extract_<mode>_p9 splitter): Add splitter to load up the
909 extract byte position into the GPR if we are using the
910 VEXTU{B,H,W}{L,R}X extract instructions.
911 (vsx_extract_<mode>_di_p9): Support extracts to GPRs.
912 (vsx_extract_<mode>_store_p9): Support extracting to GPRs so that
913 we can use reg+offset address instructions.
914 (vsx_extract_<mode>_var): Support extracts to GPRs.
915 (vsx_extract_<VSX_EXTRACT_I:mode>_<SDI:mode>_var): New combiner
916 insn to combine vector extracts with zero_extend.
917 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>): Optimize
918 extracting a small integer vector element and converting it to a
920 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Likewise.
921 (UNSPEC_XXEXTRACTUW): New unspec.
922 (UNSPEC_XXINSERTW): Likewise.
923 (vextract4b): Add support for the vec_vextract4b built-in
925 (vextract4b_internal): Likewise.
926 (vinsert4b): Add support for the vec_insert4b built-in function.
927 Include both a version that inserts element 1 from a V4SI object
928 and one that inserts a DI object.
929 (vinsert4b_internal): Likewise.
930 (vinsert4b_di): Likewise.
931 (vinsert4b_di_internal): Likewise.
932 * config/rs6000/predicates.md (const_0_to_11_operand): New
933 predicate, match 0..11.
934 * config/rs6000/rs6000-builtin.def (BU_P9V_VSX_3): Set built-in
935 type to ternary, not binary.
936 (BU_P9V_64BIT_VSX_3): Likewise.
937 (P9V_BUILTIN_VEXTRACT4B): Add support for vec_vinsert4b and
938 vec_extract4b non-overloaded built-in functions.
939 (P9V_BUILTIN_VINSERT4B): Likewise.
940 (P9V_BUILTIN_VINSERT4B_DI): Likewise.
941 (P9V_BUILTIN_VEC_VEXTULX): Move to section that adds 2 operand ISA
942 3.0 built-in functions.
943 (P9V_BUILTIN_VEC_VEXTURX): Likewise.
944 (P9V_BUILTIN_VEC_VEXTRACT4B): Add support for overloaded
945 vec_insert4b and vec_extract4 built-in functions.
946 (P9V_BUILTIN_VEC_VINSERT4B): Likewise.
947 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
948 overloaded support for vec_vinsert4b and vec_extract4b.
949 * config/rs6000/rs6000.c (altivec_expand_builtin): Add checks for
950 the vec_insert4b and vec_extract4b byte number being a constant in
952 * config/rs6000/altivec.h (vec_vinsert4b): Support vec_vinsert4b
953 and vec_extract4b built-in functions.
954 * doc/extend.doc (PowerPC VSX built-in functions): Document
955 vec_insert4b and vec_extract4b.
957 2016-12-14 Martin Liska <mliska@suse.cz>
959 * gimple-pretty-print.c (dump_probability): New function.
960 (dump_edge_probability): Use the function.
961 (dump_gimple_label): Likewise.
962 (dump_gimple_bb_header): Likewise.
964 2016-12-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
965 Jakub Jelinek <jakub@redhat.com>
967 * tree-ssa-strlen.c (fold_strstr_to_memcmp): New function.
968 (strlen_optimize_stmt): Call fold_strstr_to_memcmp.
970 2016-12-14 Eric Botcazou <ebotcazou@adacore.com>
972 * lra-constraints.c (process_address_1): Do not attempt to decompose
973 addresses for MEMs that satisfy fixed-form constraints.
975 2016-12-14 Richard Biener <rguenther@suse.de>
977 PR tree-optimization/78788
978 * tree-vrp.c (set_value_range): Allow [-INF(OVF), +INF(OVF)].
979 (set_and_canonicalize_value_range): Do not drop the above to
982 2016-12-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
984 * config/rs6000/rs600.c (rs6000_builtin_vectorization_cost):
985 Adjust unaligned load cost.
987 2016-12-13 Uros Bizjak <ubizjak@gmail.com>
990 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
991 Calculate additional gain for andnot for targets without BMI.
993 2016-12-13 Carl Love <cel@us.ibm.com>
995 * config/rs6000/rs6000-c.c: Add built-in support for
996 vector float vec_pack (vector double, vector double)
997 vector double vec_sld (vector double, vector double)
998 * config/rs6000/rs6000.c: Add icode check for vsldoi_v2df to allow
999 4-bit unsigned literal.
1000 * config/rs6000/rs6000-builtin.def: Add definition for VSLDOI_2DF
1001 * doc/extend.texi: Update the built-in documentation file for the
1002 new powerpc vec_pack and vec_sld built-ins.
1004 2016-12-13 Martin Liska <mliska@suse.cz>
1006 * sanopt.c (sanopt_optimize_walker): Set contains_asan_mark.
1007 (sanopt_optimize): Add new argument.
1008 (sanitize_asan_mark_unpoison): New function.
1009 (maybe_contains_asan_check): Likewise.
1010 (sanitize_asan_mark_poison): Likewise.
1011 (pass_sanopt::execute): Call the new functions.
1013 2016-12-13 Martin Liska <mliska@suse.cz>
1015 PR tree-optimization/78428
1016 * expr.c (store_constructor_field): Add new arguments to the function.
1017 (store_constructor): Set up bitregion_end and add gcc_unreachable to
1018 fields that have either non-constant size or (and) offset.
1020 2016-12-13 Marek Polacek <polacek@redhat.com>
1022 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Change
1023 parameters' type from int to HOST_WIDE_INT.
1024 (compute_overlap_steps_for_affine_1_2): Change parameters' type from
1025 int to HOST_WIDE_INT.
1026 (build_classic_dist_vector_1): Likewise.
1027 (add_multivariate_self_dist): Likewise.
1029 2016-12-13 Michael Matz <matz@suse.de>
1031 PR tree-optimization/78725
1032 * tree-ssa-loop-split.c (split_at_bb_p): Check for overflow and
1033 at correct use point.
1035 2016-12-13 Martin Liska <mliska@suse.cz>
1037 * asan.c (asan_expand_mark_ifn): Use renamed
1038 BUILT_IN_ASAN_{UN}CLOBBER_N to BUILT_IN_ASAN_{UN}POISON_STACK_MEMORY.
1039 * sanitizer.def: Likewise.
1041 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
1043 * doc/extend.texi (Half-Precision): Update to document current
1046 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
1048 * doc/extend.texi (Floating Types): Document availability of
1049 _Float16 on ARM/AArch64.
1051 2016-12-13 Richard Biener <rguenther@suse.de>
1053 PR tree-optimization/78699
1054 * tree-vect-data-refs.c (vect_analyze_group_access_1): Limit
1057 2016-12-13 Richard Biener <rguenther@suse.de>
1060 * tree.c (cst_and_fits_in_hwi): Look if the actual value fits.
1061 * tree-object-size.c (compute_builtin_object_size): Use
1063 * tree-data-ref.c (initialize_matrix_A): Remove excess assert.
1065 2016-12-13 Martin Liska <mliska@suse.cz>
1067 * asan.c (asan_mark_poison_p): Remove.
1068 (asan_mark_p): New function.
1069 (transform_statements): Use the function.
1070 (asan_expand_mark_ifn): Do not use masked enum.
1071 * asan.h (enum asan_mark_flags): Declare it via a macro.
1072 * gimple-pretty-print.c (dump_gimple_call_args): Dump first
1073 argument of ASAN_MARK.
1074 * gimplify.c (build_asan_poison_call_expr): Use new enum values.
1075 (asan_poison_variable): Likewise.
1077 2016-12-13 Jakub Jelinek <jakub@redhat.com>
1080 * ipa-pure-const.c (cdtor_p): Return true for
1081 DECL_STATIC_{CON,DE}STRUCTOR even when it is
1082 DECL_LOOPING_CONST_OR_PURE_P.
1084 2016-12-12 Jakub Jelinek <jakub@redhat.com>
1086 PR tree-optimization/78777
1087 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge,
1088 insert_initializers): Use stmt_ends_bb_p instead of is_ctrl_stmt.
1091 * opt-functions.awk (opt_args): Use [{] instead of { in regexps.
1094 2016-12-12 Martin Sebor <msebor@redhat.com>
1098 * gimple-ssa-sprintf.c (min_bytes_remaining): Use res.knownrange
1099 rather than res.bounded.
1100 (get_width_and_precision): Set precision to -1 when negative.
1101 (adjust_range_for_overflow): New function.
1102 (format_integer): Correct the handling of the space, plus, and pound
1103 flags, and the special case of zero precision.
1104 Always set res.bounded to true unless either precision or width
1105 is specified and unknown.
1106 Call adjust_range_for_overflow.
1107 Avoid use zero as the shortest value when precision is specified
1109 (format_directive): Remove vestigial quoting. Always inform of
1110 argument value or range when it's available.
1111 (add_bytes): Correct the computation of boundrange used to
1112 decide whether a warning is of a "maybe" or "defnitely" kind.
1114 2016-12-12 Dominik Vogt <vogt@linux.vnet.ibm.com>
1116 * combine.c (change_zero_ext): Handle mode expanding zero_extracts.
1118 2016-12-12 Uros Bizjak <ubizjak@gmail.com>
1121 * config/i386/i386.h (X87_ENABLE_ARITH): Also enable for
1122 flag_unsafe_math_optimizations.
1123 (X87_ENABLE_FLOAT): Ditto.
1125 2016-12-12 Marek Polacek <polacek@redhat.com>
1128 * gimplify.c (gimplify_va_arg_expr): Don't require ADDR_EXPR for
1129 Case 1; check POINTER_TYPE_P instead.
1131 2016-12-12 Bernd Schmidt <bschmidt@redhat.com>
1133 PR rtl-optimization/78669
1134 * ira.c (combine_and_move_insns): When deleting an insn, clear the
1135 replace flag for all used regs in that insn.
1137 2016-12-12 Thomas Preud'homme <thomas.preudhomme@arm.com>
1139 * config/arm/arm-opts.h: Move struct arm_arch_core_flag and
1140 arm_arch_core_flags to ...
1141 * common/config/arm/arm-common.c: There.
1143 2016-12-12 Eric Botcazou <ebotcazou@adacore.com>
1145 * config/sparc/constraints.md (T): Use special memory constraint.
1147 (W): Add TARGET_ARCH64 test.
1148 * config/sparc/sparc.md (*movdi_insn_sp32): Replace 'W' with 'T'.
1149 (*movdf_insn_sp32): Likewise.
1150 (*mov<VM64:mode>_insn_sp32): Likewise. Replace 'e' with 'f' in
1151 conjunction with offsettable memory references.
1153 2016-12-11 Sandra Loosemore <sandra@codesourcery.com>
1155 * config/nios2/nios2.c (nios2_emit_move_sequence): Call copy_rtx
1156 to avoid shared structure error.
1158 2016-12-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1161 * config/rs6000/rs6000.c (find_alignment_op): Discard from
1162 consideration any artificial definition.
1164 2016-12-11 Iain Sandoe <iain@codesourcery.com>
1166 * configure.ac (CROSS directory tests): Remove the assumption that
1167 Darwin hosts contain suitable target sysroots in "/".
1168 * configure: Regenerate.
1170 2016-12-11 Iain Sandoe <iain@codesourcery.com>
1172 PR rtl-optimization/71496
1173 * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
1174 copyable. (load_macho_picbase_di, reload_macho_picbase_si,
1175 reload_macho_picbase_di): Likewise.
1177 2012-12-11 John David Anglin <danglin@gcc.gnu.org>
1179 * config/pa/pa.c (pa_callee_copies): New function.
1180 * config/pa/pa.opt (mcaller-copies): New option.
1181 * doc/invoke.texi (mcaller-copies): Document option.
1183 2016-12-11 Uros Bizjak <ubizjak@gmail.com>
1186 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
1187 <case ASHIFT, case LSHIFTRT>: Consider all constant shifts.
1189 (dimode_scalar_chain::compute_convert_gain): Reduce gain for
1190 constant shifts larger or equal than 32.
1192 2016-12-11 Roger Pau Monné <roger.pau@citrix.com>
1194 * config/i386/x86-64.h: Append --32 to the assembler options when
1195 -m16 is used on non-glibc systems as well.
1197 2016-12-10 Allan Sandfeld Jensen <allan.jensen@qt.io>
1200 * config/i386/mmintrin.h (__m64_u): New type
1201 * config/i386/emmintrin.h (_mm_loadl_epi64, _mm_storel_epi64):
1202 Make the allowed unaligned memory access explicit.
1204 2016-12-10 Krister Walfridsson <krister.walfridsson@gmail.com>
1206 * config.gcc (i386-*-netbsd*): Make i486 the default arch on NetBSD.
1207 Generally use cpu generic.
1209 2016-12-10 Jakub Jelinek <jakub@redhat.com>
1210 Marc Glisse <marc.glisse@inria.fr>
1212 PR tree-optimization/78720
1213 * match.pd (A < 0 ? C : 0): Only optimize for signed A. If shift
1214 is negative, sign extend to @1's type and than AND with C.
1216 2016-12-10 Jakub Jelinek <jakub@redhat.com>
1219 * tree-object-size.c (compute_object_offset) <case ARRAY_REF>: Handle
1220 non-zero low bound or non-standard element sizes.
1223 * lto-streamer-in.c (input_function): In addition to debug stmts
1224 without -g, remove IFN_*SAN_* calls if corresponding flag_sanitize
1227 2016-12-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1229 * config/rs6000/rs6000-passes.def: New file.
1230 * config/rs6000/rs6000-protos.h: Declare make_pass_analyze_swaps.
1231 * config/rs6000/rs6000.c (rs6000_option_override): Remove
1232 registration of machine-specific passes.
1233 (pass_analyze_swaps::clone): New function.
1234 * config/rs6000/t-rs6000: Define PASSES_EXTRA.
1236 2016-12-09 Kugan Vivekanandarajah <kuganv@linaro.org>
1239 * ipa-cp.c (propagate_vr_accross_jump_function): Call
1240 drop_tree_overflow after fold_convert.
1242 2016-12-09 Jakub Jelinek <jakub@redhat.com>
1245 * config/rs6000/rs6000.md (*and<mode>3_imm_mask_dot,
1246 *and<mode>3_imm_mask_dot2): Add rs6000_is_valid_and_mask to insn
1249 2016-12-09 Segher Boessenkool <segher@kernel.crashing.org>
1252 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Use
1253 GET_MODE_BITSIZE. Return 2.
1254 (CTZ_DEFINED_VALUE_AT_ZERO): Use GET_MODE_BITSIZE. Return 2. Handle
1255 TARGET_POPCNTD the same as TARGET_CTZ.
1256 * config/rs6000/rs6000.md (ctz<mode>2): Reimplement.
1257 (ffs<mode>2): Reimplement.
1259 2016-12-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
1261 PR rtl-optimization/78255
1262 * gcc/postreload.c (reload_cse_simplify): Do not CSE a function if
1263 NO_FUNCTION_CSE is true.
1265 2016-12-09 Cesar Philippidis <cesar@codesourcery.com>
1268 * ipa-icf.c (sem_function::parse): Don't process functions with
1269 oacc decl attributes, as they may be OpenACC routines.
1271 2016-12-09 David Malcolm <dmalcolm@redhat.com>
1273 * rtl.h (get_mem_attrs): Add "const" qualifier to returned
1276 2016-12-09 Nathan Sidwell <nathan@acm.org>
1279 * convert.c (convert_to_integer_1): Maybe fold conversions to
1280 integral types with fewer bits than its mode.
1282 2016-12-09 Martin Liska <mliska@suse.cz>
1284 * tree-pretty-print.c (pretty_print_string): Escape non-printable
1287 2016-12-09 Jakub Jelinek <jakub@redhat.com>
1289 PR tree-optimization/78726
1290 * tree-ssa-reassoc.c (make_new_ssa_for_def): Add OPCODE and OP
1291 argument. For lhs uses in debug stmts, don't replace lhs with
1292 new_lhs, but with a debug temp set to new_lhs opcode op.
1293 (make_new_ssa_for_all_defs): Add OPCODE argument, pass OPCODE and
1294 OP down to make_new_ssa_for_def.
1295 (zero_one_operation): Call make_new_ssa_for_all_defs even when
1296 stmts_to_fix is empty, if *def has not changed yet. Pass
1297 OPCODE to make_new_ssa_for_all_defs.
1299 2016-12-08 Martin Sebor <msebor@redhat.com>
1302 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
1303 identifier tree nodes.
1304 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
1305 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
1306 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
1307 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
1308 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
1309 * builtins.c (expand_builtin_alloca): Call
1310 maybe_warn_alloc_args_overflow.
1311 * builtins.def (aligned_alloc, calloc, malloc, realloc):
1312 Add attribute alloc_size.
1313 (alloca): Add attribute alloc_size and returns_nonnull.
1314 * calls.h (maybe_warn_alloc_args_overflow): Declare.
1315 * calls.c (alloc_max_size, operand_signed_p): New functions.
1316 (maybe_warn_alloc_args_overflow): Define.
1317 (initialize_argument_information): Diagnose overflow in functions
1318 declared with attaribute alloc_size.
1319 * doc/invoke.texi (Warning Options): Document -Walloc-zero and
1320 -Walloc-size-larger-than.
1322 2016-12-08 Vladimir Makarov <vmakarov@redhat.com>
1324 PR rtl-optimization/78671
1325 * lra-assign.c (find_hard_regno_for_1): Check prohibited regs for an
1328 2016-12-08 Uros Bizjak <ubizjak@gmail.com>
1330 * config/i386/i386.h (HARD_REGNO_NREGS): Use GENERAL_REGNO_P.
1331 (HARD_REGNO_NREGS_HAS_PADDING): Ditto. Simplify macro.
1333 2015-12-08 Wilco Dijkstra <wdijkstr@arm.com>
1336 * config/aarch64/aarch64.c (aarch64_classify_address):
1337 Set load_store_pair_p for TImode and TFmode.
1339 2016-12-08 David Malcolm <dmalcolm@redhat.com>
1341 * emit-rtl.c (gen_reg_rtx): Move regno_pointer_align and
1342 regno_reg_rtx resizing logic to...
1343 (emit_status::ensure_regno_capacity): ...this new method,
1344 and ensure that the buffers are large enough.
1345 (init_emit): Allocate regno_reg_rtx using ggc_cleared_vec_alloc
1346 rather than ggc_vec_alloc.
1347 * function.h (emit_status::ensure_regno_capacity): New method.
1349 2016-12-08 Dmitry Vyukov <dvyukov@google.com>
1351 * opts.c (finish_options): Enable -fsanitize-address-use-after-scope
1352 only if -fsanitize=address is enabled (not -fsanitize=kernel-address).
1353 * doc/invoke.texi (-fsanitize=kernel-address):
1354 Don't say that it enables -fsanitize-address-use-after-scope.
1356 2016-12-08 Bin Cheng <bin.cheng@arm.com>
1359 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Check
1360 sign bit for index step of data reference.
1362 2016-12-08 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1364 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
1365 Handle SYMBOL_SMALL_TLSGD for ILP32.
1366 * config/aarch64/aarch64.md : tlsgd_small modified into
1367 tlsgd_small_<mode> to support SImode and DImode.
1368 *tlsgd_small modified into *tlsgd_small_<mode> to support SImode and
1371 2016-12-08 Andrew Pinski <apinski@cavium.com>
1373 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
1374 Access the lower part of RTX appropriately.
1376 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1378 * genpreds.c (write_tm_constrs_h): Update for renaming of
1379 rtx_reader_ptr to md_reader_ptr.
1380 (write_tm_preds_h): Likewise.
1381 (write_insn_preds_c): Likewise.
1382 * read-md.c (rtx_reader_ptr): Rename to...
1383 (md_reader_ptr): ...this, and convert from an
1384 rtx_reader * to a md_reader *.
1385 (rtx_reader::set_md_ptr_loc): Rename to...
1386 (md_reader::set_md_ptr_loc): ...this.
1387 (rtx_reader::get_md_ptr_loc): Rename to...
1388 (md_reader::get_md_ptr_loc): ...this.
1389 (rtx_reader::copy_md_ptr_loc): Rename to...
1390 (md_reader::copy_md_ptr_loc): ...this.
1391 (rtx_reader::fprint_md_ptr_loc): Rename to...
1392 (md_reader::fprint_md_ptr_loc): ...this.
1393 (rtx_reader::print_md_ptr_loc): Rename to...
1394 (md_reader::print_md_ptr_loc): ...this.
1395 (rtx_reader::join_c_conditions): Rename to...
1396 (md_reader::join_c_conditions): ...this.
1397 (rtx_reader::fprint_c_condition): ...this.
1398 (rtx_reader::print_c_condition): Rename to...
1399 (md_reader::print_c_condition): ...this.
1400 (fatal_with_file_and_line): Update for renaming of
1401 rtx_reader_ptr to md_reader_ptr.
1402 (rtx_reader::require_char): Rename to...
1403 (md_reader::require_char): ...this.
1404 (rtx_reader::require_char_ws): Rename to...
1405 (md_reader::require_char_ws): ...this.
1406 (rtx_reader::require_word_ws): Rename to...
1407 (md_reader::require_word_ws): ...this.
1408 (rtx_reader::read_char): Rename to...
1409 (md_reader::read_char): ...this.
1410 (rtx_reader::unread_char): Rename to...
1411 (md_reader::unread_char): ...this.
1412 (rtx_reader::peek_char): Rename to...
1413 (md_reader::peek_char): ...this.
1414 (rtx_reader::read_name): Rename to...
1415 (md_reader::read_name): ...this.
1416 (rtx_reader::read_escape): Rename to...
1417 (md_reader::read_escape): ...this.
1418 (rtx_reader::read_quoted_string): Rename to...
1419 (md_reader::read_quoted_string): ...this.
1420 (rtx_reader::read_braced_string): Rename to...
1421 (md_reader::read_braced_string): ...this.
1422 (rtx_reader::read_string): Rename to...
1423 (md_reader::read_string): ...this.
1424 (rtx_reader::read_skip_construct): Rename to...
1425 (md_reader::read_skip_construct): ...this.
1426 (rtx_reader::handle_constants): Rename to...
1427 (md_reader::handle_constants): ...this.
1428 (rtx_reader::traverse_md_constants): Rename to...
1429 (md_reader::traverse_md_constants): ...this.
1430 (rtx_reader::handle_enum): Rename to...
1431 (md_reader::handle_enum): ...this.
1432 (rtx_reader::lookup_enum_type): Rename to...
1433 (md_reader::lookup_enum_type): ...this.
1434 (rtx_reader::traverse_enum_types): Rename to...
1435 (md_reader::traverse_enum_types): ...this.
1436 (rtx_reader::rtx_reader): Rename to...
1437 (md_reader::md_reader): ...this, and update for renaming of
1438 rtx_reader_ptr to md_reader_ptr.
1439 (rtx_reader::~rtx_reader): Rename to...
1440 (md_reader::~md_reader): ...this, and update for renaming of
1441 rtx_reader_ptr to md_reader_ptr.
1442 (rtx_reader::handle_include): Rename to...
1443 (md_reader::handle_include): ...this.
1444 (rtx_reader::handle_file): Rename to...
1445 (md_reader::handle_file): ...this.
1446 (rtx_reader::handle_toplevel_file): Rename to...
1447 (md_reader::handle_toplevel_file): ...this.
1448 (rtx_reader::get_current_location): Rename to...
1449 (md_reader::get_current_location): ...this.
1450 (rtx_reader::add_include_path): Rename to...
1451 (md_reader::add_include_path): ...this.
1452 (rtx_reader::read_md_files): Rename to...
1453 (md_reader::read_md_files): ...this.
1454 * read-md.h (class rtx_reader): Split into...
1455 (class md_reader): ...new class.
1456 (rtx_reader_ptr): Rename to...
1457 (md_reader_ptr): ...this, and convert to a md_reader *.
1458 (class noop_reader): Update base class to be md_reader.
1459 (class rtx_reader): Reintroduce as a subclass of md_reader.
1460 (rtx_reader_ptr): Reintroduce as a rtx_reader *.
1461 (read_char): Update for renaming of rtx_reader_ptr to
1463 (unread_char): Likewise.
1464 * read-rtl.c (rtx_reader_ptr): New global.
1465 (rtx_reader::apply_iterator_to_string): Rename to...
1466 (md_reader::apply_iterator_to_string): ...this.
1467 (rtx_reader::copy_rtx_for_iterators): Rename to...
1468 (md_reader::copy_rtx_for_iterators): ...this.
1469 (rtx_reader::read_conditions): Rename to...
1470 (md_reader::read_conditions): ...this.
1471 (rtx_reader::record_potential_iterator_use): Rename to...
1472 (md_reader::record_potential_iterator_use): ...this.
1473 (rtx_reader::read_mapping): Rename to...
1474 (md_reader::read_mapping): ...this.
1475 (rtx_reader::read_rtx): Use rtx_reader_ptr when calling
1477 (rtx_reader::read_rtx_operand): Use get_string_obstack rather
1478 than directly accessing m_string_obstack.
1479 (rtx_reader::rtx_reader): New ctor.
1480 (rtx_reader::~rtx_reader): New dtor.
1482 2016-12-07 Martin Sebor <msebor@redhat.com>
1488 * builtins.c (expand_builtin_strcat, expand_builtin_strncat): New
1490 (compute_dest_size, get_size_range, check_sizes, check_strncat_sizes)
1491 (check_memop_sizes): Same.
1492 (expand_builtin_memcpy): Call check memop_sizes.
1493 (expand_builtin_mempcpy): Same.
1494 (expand_builtin_memset): Same,
1495 (expand_builtin_bzero): Same.
1496 (expand_builtin_memory_chk): Call check_sizes.
1497 (expand_builtin_strcpy): Same.
1498 (expand_builtin_strncpy): Same.
1499 (maybe_emit_sprintf_chk_warning): Same.
1500 (expand_builtin): Handle strcat and strncat.
1501 (fini_object_sizes): Reset pointers.
1502 (compute_object_size): New function.
1503 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
1504 Avoid issuing warnings also issued during built-in expansion.
1505 * doc/invoke.texi (Warning Options): Document -Wstringop-overflow.
1507 2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1510 * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
1511 V2DImode elements are SUBREG's convert the result into DImode
1512 rather than failing in emit_move_insn.
1514 2016-12-07 Jakub Jelinek <jakub@redhat.com>
1516 * builtins.c (fold_builtin_strstr): Removed.
1517 (fold_builtin_2): Don't call fold_builtin_strstr.
1518 * gimple-fold.c (gimple_fold_builtin_strchr): Check is_strrchr
1519 earlier in the strrchr (x, 0) -> strchr (x, 0) optimization.
1520 (gimple_fold_builtin_strstr): New function.
1521 (gimple_fold_builtin): Call it.
1522 * fold-const-call.c (fold_const_call): Handle CFN_BUILT_IN_STRSTR.
1525 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Set lhs
1526 var to lhs of new_stmt right before noreturn handling rather than to
1527 lhs of e->call_stmt early.
1529 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1531 * read-md.c (rtx_reader::require_char): New method.
1532 (require_char_ws): Convert from function to...
1533 (rtx_reader::require_char_ws): ...method.
1534 (rtx_reader::require_word_ws): New method.
1535 * read-md.h (rtx_reader::require_char): New method decl.
1536 (require_char_ws): Remove global decl in favor of...
1537 (rtx_reader::require_char_ws): ...new method decl.
1538 (rtx_reader::require_word_ws): New method decl.
1539 (rtx_reader::peek_char): New method decl.
1541 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1543 PR rtl-optimization/78617
1544 * lra-remat.c (do_remat): Initialize live_hard_regs from live in
1545 registers, also setting hard registers mapped to pseudo registers.
1547 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1549 * cfgexpand.c (pass_expand::execute): Move stack initializations
1550 to rtl_data::init_stack_alignment and call it.
1551 * emit-rtl.c (rtl_data::init_stack_alignment): New method.
1552 * emit-rtl.h (rtl_data::init_stack_alignment): New method.
1554 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
1556 * gcc/ira.c (ira_setup_eliminable_regset): Initialize crtl->is_leaf.
1557 (ira): Move initialization of crtl->is_leaf earlier.
1559 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
1561 * config/aarch64/aarch64.md (movti_aarch64): Change Ump to m.
1562 (movtf_aarch64): Likewise.
1563 * config/aarch64/aarch64.c (aarch64_classify_address):
1564 Use correct intersection of offsets.
1565 (aarch64_legitimize_address_displacement): Use 9-bit signed offsets.
1566 (aarch64_legitimize_address): Use 9-bit signed offsets for TI/TF mode.
1567 Use 7-bit signed scaled mode for modes > 16 bytes.
1569 2016-12-07 James Greenhalgh <james.greenhalgh@arm.com>
1571 PR rtl-optimization/78561
1572 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Use
1573 constant_pool_empty_p in place of get_pool_size_upper_bound.
1574 (rs6000_stack_info): Likewise.
1575 (rs6000_emit_prologue): Likewise.
1576 (rs6000_elf_declare_function_name): Likewise.
1577 (rs6000_set_up_by_prologue): Likewise.
1578 (rs6000_can_eliminate): Likewise.
1579 * output.h (get_pool_size_upper_bound): Delete.
1580 (constant_pool_empty_p): New.
1581 * varasm.c (get_pool_size_upper_bound): Delete
1582 (constant_pool_empty_p): New.
1584 2016-12-07 Bin Cheng <bin.cheng@arm.com>
1586 PR tree-optimization/78691
1587 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
1588 Require integral type for the outer expression.
1590 2016-12-07 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1592 * config/aarch64/aarch64.c
1593 (aarch64_builtin_support_vector_misalignment): New.
1594 (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): Define.
1596 2016-12-06 David Malcolm <dmalcolm@redhat.com>
1599 * config/i386/i386.c (ix86_test_dumping_memory_blockage):
1600 Conditionalize the string comparison on Pmode == DImode.
1602 2016-12-06 Tom de Vries <tom@codesourcery.com>
1604 PR tree-optimization/67955
1605 * tree-ssa-alias.c (same_addr_size_stores_p): New function.
1606 (stmt_kills_ref_p): Use it.
1608 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
1611 * calls.c (expand_call): Move back call to prepare_call_address.
1613 2016-12-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1616 * config/rs6000/rs6000.md (zero_extendqi<mode>2): Use ^ instead of
1617 ?* constraints for the ISA 3.0 patterns, so the register allocator
1618 is more likely to allocate QImode/HImode to vector registers for
1619 conversion to floating point unless a reload is needed.
1620 (zero_extendhi<mode>2): Likewise.
1621 (float<QHI:mode><FP_ISA3:mode>2_internal): Properly deal with the
1622 first alternative which is converting QImode/HImode to floating
1623 point and the QImode/HImode value is in a vector register, and
1624 does not allocate the second pseudo register. Remove zero
1625 extending into traditional floating point registers, since the
1626 instruction used only works on traditional altivec registers.
1627 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
1629 2016-12-06 David Malcolm <dmalcolm@redhat.com>
1631 * config/i386/i386.c: Include print-rtl.h.
1632 (selftest::ix86_test_dumping_memory_blockage): New function.
1633 (selftest::ix86_run_selftests): Call it.
1634 * print-rtl-function.c (print_rtx_function): Create an
1635 rtx_reuse_manager and use it.
1636 * print-rtl.c: Include "rtl-iter.h".
1637 (rtx_writer::rtx_writer): Add reuse_manager param.
1638 (rtx_reuse_manager::rtx_reuse_manager): New ctor.
1639 (uses_rtx_reuse_p): New function.
1640 (rtx_reuse_manager::preprocess): New function.
1641 (rtx_reuse_manager::has_reuse_id): New function.
1642 (rtx_reuse_manager::seen_def_p): New function.
1643 (rtx_reuse_manager::set_seen_def): New function.
1644 (rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a
1645 prefix the first time in_rtx is seen, and print reuse_rtx
1647 (print_inline_rtx): Supply NULL for new reuse_manager param.
1648 (debug_rtx): Likewise.
1649 (print_rtl): Likewise.
1650 (print_rtl_single): Likewise.
1651 (rtx_writer::print_rtl_single_with_indent): Likewise.
1652 * print-rtl.h: Include bitmap.h when building for host.
1653 (rtx_writer::rtx_writer): Add reuse_manager param.
1654 (rtx_writer::m_rtx_reuse_manager): New field.
1655 (class rtx_reuse_manager): New class.
1656 * rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager
1657 param and use it when constructing rtx_writer.
1658 (selftest::test_dumping_rtx_reuse): New function.
1659 (selftest::rtl_tests_c_tests): Call it.
1660 * selftest-rtl.h (class rtx_reuse_manager): New forward decl.
1661 (selftest::assert_rtl_dump_eq): Add reuse_manager param.
1662 (ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param.
1663 (ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro.
1665 2016-12-06 Vladimir Makarov <vmakarov@redhat.com>
1668 * lra-lives.c (process_bb_lives): Update biggest mode for
1669 implicitly used hard reg.
1671 2016-12-06 Uros Bizjak <ubizjak@gmail.com>
1673 * config/i386/predicates.md (general_gr_operand): New predicate.
1674 * config/i386/i386.md (TImode and DImode push_operand splitter):
1675 Use general_gr_operand. Macroize using DWI mode macro.
1676 (TImode and DImode nonimmediate_operand splitter): Use
1677 nonimmediate_gr_operand and general_gr_operand. Macroize using
1679 (TF/XF/DFmode push_operand splitter): Use general_gr_operand.
1680 (TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand
1681 and general_gr_operand.
1682 (XFmode nonimmediate_operand splitter): Ditto.
1683 (DFmode nonimmediate_operand splitter): Ditto.
1684 * config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto.
1686 2016-12-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1688 * config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into
1689 alphabetical order with respect to other ARMv8 processors.
1690 * config/arm/arm-tables.opt: Regenerate.
1691 * config/arm/arm-tune.md: Likewise.
1693 2016-12-06 Robert Suchanek <robert.suchanek@imgtec.com>
1695 * config/mips/mips.c (mips_expand_builtin_insn): Check input
1696 ranges of literal integer arguments.
1698 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
1701 * tree-ssa-uninit.c (simplify_preds_4): Call release() instead of
1702 destroy_predicate_vecs.
1703 (uninit_uses_cannot_happen): Make uninit_preds a scalar.
1705 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
1708 * tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change
1709 argument type to a pred_chain.
1710 (can_chain_union_be_invalidated_p): Use pred_chain instead of a
1712 (flatten_out_predicate_chains): Remove.
1713 (uninit_uses_cannot_happen): Rename from
1714 uninit_ops_invalidate_phi_use.
1715 Change logic so that we are checking that the PHI use will
1716 invalidate _ALL_ possibly uninitialized operands.
1717 (is_use_properly_guarded): Rename call to
1718 uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen.
1720 2016-12-06 Tamar Christina <tamar.christina@arm.com>
1722 * gcc/config/aarch64/arm_neon.h
1723 (vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added.
1724 (vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise.
1725 (vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise.
1726 (vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise.
1727 (vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise.
1728 (vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise.
1729 (vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise.
1730 (vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise.
1731 (vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise.
1732 (vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise.
1733 (vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise.
1734 (vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise.
1735 (vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise.
1736 (vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise.
1738 2016-12-06 Jakub Jelinek <jakub@redhat.com>
1741 * fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0)
1742 plus offset is non-zero. For maybe_nonzero_address decl base0,
1743 require indirect_base0.
1746 * fold-const-call.c (fold_const_call_1): Remove memchr handling here.
1747 (fold_const_call) <case CFN_BUILT_IN_STRNCMP,
1748 case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements.
1749 (fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0
1750 and arguments have no side-effects, return 0.
1751 (fold_const_call): Handle CFN_BUILT_IN_MEMCHR.
1754 * fold-const-call.c (fold_const_call): Handle
1755 CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}.
1757 PR tree-optimization/78675
1758 * tree-vect-loop.c (vectorizable_live_operation): For
1759 VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
1760 instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.
1762 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
1765 * emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition.
1766 (copy_rtx_if_shared_1) <CLOBBER>: Likewise.
1767 (copy_insn_1) <CLOBBER>: Likewise.
1769 2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1772 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE
1773 instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about
1774 comparing signed to unsigned values.
1775 (FUNCTION_ARG_REGNO_P): Likewise.
1777 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1778 Stefan Freudenberger <stefan@reservoir.com>
1780 PR tree-optimization/78646
1781 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
1782 addition used for the memory base expression should have the type
1785 2016-12-05 Waldemar Brodkorb <wbx@openadk.org>
1788 * config.gcc (*-*-uclinux*): Enable posix threads.
1790 2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com>
1792 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
1793 * config/i386/avx512dqintrin.h: Ditto.
1794 * config/i386/avx512fintrin.h: Ditto.
1795 * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
1796 UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
1797 UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
1798 UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
1799 UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
1800 UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
1802 * config/i386/i386-builtin.def (__builtin_ia32_knotqi,
1803 __builtin_ia32_knotsi, __builtin_ia32_knotdi,
1804 __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
1805 __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
1806 __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
1807 __builtin_ia32_kxordi, __builtin_ia32_kandqi,
1808 __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
1809 __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
1810 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
1812 2016-12-05 Segher Boessenkool <segher@kernel.crashing.org>
1814 * combine.c: Revert r243162.
1816 2016-12-05 Paolo Bonzini <bonzini@gnu.org>
1818 * match.pd: Simplify X ? C : 0 where C is a power of 2 and
1819 X tests a single bit.
1821 2016-12-05 Nathan Sidwell <nathan@acm.org>
1823 * diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
1824 (diagnostic_action_after_output): ... here.
1825 (diagnostic_report_diagnostic): Call it for non-notes.
1826 * diagnostic.h (struct diagnostic_context): Make max_errors signed int.
1827 (diagnostic_check_max_errors): Declare.
1829 2016-12-05 Cupertino Miranda <cmiranda@synopsys.com>
1831 * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
1832 (ENDFILE_SPEC): Likewise.
1834 2016-12-05 Claudiu Zissulescu <claziss@synopsys.com>
1836 * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
1837 * config/arc/arc.c (arc_unspec_offset): New function.
1838 (arc_finalize_pic): Change.
1839 (arc_emit_call_tls_get_addr): Likewise.
1840 (arc_legitimize_tls_address): Likewise.
1841 (arc_legitimize_pic_address): Likewise.
1842 (insn_is_tls_gd_dispatch): Remove.
1843 * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
1844 * config/arc/arc.md (ls_gd_load): Remove unused pattern.
1845 (tls_gd_dispatch): Likewise.
1847 2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
1849 * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
1852 2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
1854 * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
1855 (sparc_split_reg_mem_legitimate): ...this.
1856 (sparc_split_reg_mem): Declare.
1857 (sparc_split_mem_reg): Likewise.
1858 (sparc_split_regreg_legitimate): Rename to...
1859 (sparc_split_reg_reg_legitimate): ...this.
1860 * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
1861 (sparc_split_reg_mem_legitimate): ...this.
1862 (sparc_split_reg_mem): New function.
1863 (sparc_split_mem_reg): Likewise.
1864 (sparc_split_regreg_legitimate): Rename to...
1865 (sparc_split_reg_reg_legitimate): ...this.
1866 (sparc_split_reg_reg): New function.
1867 * config/sparc/sparc.md (lra): Remove "none" value.
1868 (enabled): Adjust to above change.
1869 (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
1870 (DImode splitters): Adjust to above renamings and use new functions.
1871 (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
1872 (DFmode splitters): Adjust to above renamings and use new functions.
1873 (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
1874 constraint in conjunction with e.
1875 (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
1876 alternative and reorder others.
1877 (VM64:mode splitters): Adjust to above renamings and use new functions.
1879 2016-12-04 Martin Sebor <msebor@redhat.com>
1882 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
1883 identifier tree nodes.
1884 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
1885 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
1886 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
1887 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
1888 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
1889 * builtins.def (aligned_alloc, calloc, malloc, realloc):
1890 Add attribute alloc_size.
1891 (alloca): Add attribute alloc_size and returns_nonnull.
1893 2016-12-04 Uros Bizjak <ubizjak@gmail.com>
1896 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
1897 (dimode_scalar_chain::compute_convert_gain): Ditto.
1898 (dimode_scalar_chain::convert_insn): Ditto.
1900 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
1902 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
1903 cases to build a lowpart SUBREG.
1905 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
1906 David S. Miller <davem@davemloft.net>
1908 * config/sparc/constraints.md (U): Adjust comment.
1909 * config/sparc/sparc.md (lra): New attribute.
1910 (enabled): For base instructions, if the lra attribute is set,
1911 return 1 if it is in keeping with TARGET_LRA.
1912 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
1913 constraint and duplicate them with U replaced by r.
1914 (*movdf_insn_sp32): Likewise.
1915 (*mov<VM64:mode>_insn_sp32): Likewise.
1916 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
1918 2016-12-02 Jeff Law <law@redhat.com>
1920 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
1921 variable main_variant.
1923 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1925 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
1926 default on PowerPC linux systems.
1928 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
1930 PR rtl-optimization/78638
1931 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
1932 GET_MODE (op). Fix this.
1934 2016-12-02 David Malcolm <dmalcolm@redhat.com>
1937 * selftest.c (selftest::assert_strndup_eq): Rename to...
1938 (selftest::assert_xstrndup_eq): ...this, and remove call to
1940 (selftest::test_strndup): Rename to...
1941 (selftest::test_xstrndup): ...this, updating for above renaming.
1942 (selftest::test_libiberty): Update for renaming.
1944 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1947 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
1948 subversion id 242679 that causes the wrong store instruction to be
1949 generated if a DImode is in an Altivec register using REG+REG
1952 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
1955 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
1956 and corresponding post-reload splitter.
1958 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1960 * config/aarch64/aarch64.h (machine_function): Add
1961 reg_is_wrapped_separately field.
1962 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
1963 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
1965 (aarch64_save_callee_saves): Don't save registers that are wrapped
1967 (aarch64_restore_callee_saves): Don't restore registers that are
1969 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
1970 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
1971 (aarch64_get_separate_components): New function.
1972 (aarch64_get_next_set_bit): Likewise.
1973 (aarch64_components_for_bb): Likewise.
1974 (aarch64_disqualify_components): Likewise.
1975 (aarch64_emit_prologue_components): Likewise.
1976 (aarch64_emit_epilogue_components): Likewise.
1977 (aarch64_set_handled_components): Likewise.
1978 (aarch64_process_components): Likewise.
1979 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
1980 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
1981 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
1982 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
1983 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
1984 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
1986 2016-12-02 Martin Jambor <mjambor@suse.cz>
1988 * passes.def: Move pass_rebuild_cgraph_edges to the end of
1989 pass_build_ssa_passes.
1991 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
1993 * config/alpha/alpha.md (exception_receiver): Copy
1994 alpha_gp_ave_rtx return value.
1996 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
1998 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
1999 for several include directories that may be relative to sysroot.
2000 * config/i386/x-mingw32 (gplus_includedir): Define.
2001 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
2002 (native_system_includedir): Likewise.
2003 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
2004 override if TARGET_SYSTEM_ROOT is defined.
2005 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
2007 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2010 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
2011 (dimode_scalar_chain::compute_convert_gain): Likewise.
2012 (dimode_scalar_chain::convert_insn): Likewise.
2013 * config/i386/i386.md (*one_cmpldi2_doubleword): New
2014 define_insn_and_split.
2015 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
2018 * rtl.c (copy_rtx): Don't clear used flag here.
2019 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
2021 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
2022 'E' in format, copy all vectors.
2023 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
2024 * valtrack.c (cleanup_auto_inc_dec): Likewise.
2025 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
2027 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2028 Thomas Preud'homme <thomas.preudhomme@arm.com>
2030 * config/arm/arm-builtins.c (arm_builtins): Define
2031 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
2032 (bdesc_2arg): Add line for cmse_nonsecure_caller.
2033 (arm_init_builtins): Handle cmse_nonsecure_caller.
2034 (arm_expand_builtin): Likewise.
2035 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
2037 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2038 Thomas Preud'homme <thomas.preudhomme@arm.com>
2040 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
2041 (cmse_nonsecure_call_clear_caller_saved): New.
2042 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
2043 (arm_function_ok_for_sibcall): Disable sibcalls for
2044 cmse_nonsecure_call.
2045 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
2046 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
2047 (call_value): Likewise.
2048 (nonsecure_call_internal): New.
2049 (nonsecure_call_value_internal): New.
2050 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
2051 (*nonsecure_call_value_reg_thumb1_v5): New.
2052 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
2053 (*nonsecure_call_value_reg_thumb2): New.
2054 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
2056 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2057 Thomas Preud'homme <thomas.preudhomme@arm.com>
2059 * config/arm/arm.c (gimplify.h): New include.
2060 (arm_handle_cmse_nonsecure_call): New.
2061 (arm_attribute_table): Added cmse_nonsecure_call.
2062 (arm_comp_type_attributes): Deny compatibility of function types
2063 with without the cmse_nonsecure_call attribute.
2064 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
2066 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2067 Thomas Preud'homme <thomas.preudhomme@arm.com>
2069 * config/arm/arm.c (output_return_instruction): Clear
2071 (thumb2_expand_return): Likewise.
2072 (thumb1_expand_epilogue): Likewise.
2073 (thumb_exit): Likewise.
2074 (arm_expand_epilogue): Likewise.
2075 (cmse_nonsecure_entry_clear_before_return): New.
2076 (comp_not_to_clear_mask_str_un): New.
2077 (compute_not_to_clear_mask): New.
2078 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
2079 * config/arm/thumb2.md (*thumb2_return): Disable for
2080 cmse_nonsecure_entry functions.
2081 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
2082 cmse_nonsecure_entry functions.
2084 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2085 Thomas Preud'homme <thomas.preudhomme@arm.com>
2087 * config/arm/arm.c (use_return_insn): Change to return with bxns
2088 when cmse_nonsecure_entry.
2089 (output_return_instruction): Likewise.
2090 (arm_output_function_prologue): Likewise.
2091 (thumb_pop): Likewise.
2092 (thumb_exit): Likewise.
2093 (thumb2_expand_return): Assert that entry functions always have simple
2095 (arm_expand_epilogue): Handle entry functions.
2096 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
2097 (arm_asm_declare_function_name): New.
2098 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
2099 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
2100 use arm_asm_declare_function_name.
2102 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2103 Thomas Preud'homme <thomas.preudhomme@arm.com>
2105 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
2106 (arm_attribute_table): Added cmse_nonsecure_entry
2107 (arm_compute_func_type): Handle cmse_nonsecure_entry.
2108 (cmse_func_args_or_return_in_stack): New.
2109 (arm_handle_cmse_nonsecure_entry): New.
2110 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
2111 (IS_CMSE_ENTRY): Likewise.
2112 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
2114 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2115 Thomas Preud'homme <thomas.preudhomme@arm.com>
2117 * config.gcc (extra_headers): Added arm_cmse.h.
2118 * config/arm/arm-arches.def (ARM_ARCH):
2119 (armv8-m): Add FL2_CMSE.
2120 (armv8-m.main): Likewise.
2121 (armv8-m.main+dsp): Likewise.
2122 * config/arm/arm-c.c
2123 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
2124 * config/arm/arm-flags.h: Define FL2_CMSE.
2125 * config/arm.c (arm_arch_cmse): New.
2126 (arm_option_override): New error for unsupported cmse target.
2127 * config/arm/arm.h (arm_arch_cmse): New.
2128 * config/arm/arm.opt (mcmse): New.
2129 * config/arm/arm_cmse.h: New file.
2130 * doc/invoke.texi (ARM Options): Add -mcmse.
2131 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
2132 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
2134 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2136 * config/avr/avr.c: Fix coding rule glitches.
2138 2016-12-02 Martin Jambor <mjambor@suse.cz>
2140 * hsa.c (hsa_callable_function_p): Return false for artificial
2143 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
2145 PR rtl-optimization/78561
2146 * varasm.c (recompute_pool_offsets): New.
2147 (output_constant_pool): Call it.
2149 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
2151 PR rtl-optimization/78561
2152 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
2153 get_pool_size to get_pool_size_upper_bound.
2154 (rs6000_stack_info): Likewise.
2155 (rs6000_emit_prologue): Likewise.
2156 (rs6000_elf_declare_function_name): Likewise.
2157 (rs6000_set_up_by_prologue): Likewise.
2158 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
2159 * output.h (get_pool_size): Rename to...
2160 (get_pool_size_upper_bound): ...This.
2161 * varasm.c (get_pool_size): Rename to...
2162 (get_pool_size_upper_bound): ...This.
2164 2016-12-02 Bin Cheng <bin.cheng@arm.com>
2166 * match.pd: Add new pattern:
2167 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
2169 2016-12-02 Nathan Sidwell <nathan@acm.org>
2171 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
2174 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
2177 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
2180 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2182 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
2185 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2187 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
2188 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
2189 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
2190 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
2191 avr_mcu_types.flash_size to compute default value.
2192 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
2193 mcu->flash_size to compute value for spec.
2195 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2197 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
2198 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
2199 about linker description to avoid progmem altogether.
2200 [absdata]: Point to -mabsdata option.
2202 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2204 PR rtl-optimization/78547
2205 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
2206 DECL_INCOMING_RTL is not shared.
2207 * config/i386/i386.c (convert_scalars_to_vectors): If any
2208 insns have been converted, adjust all parameter's DEC_RTL and
2209 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
2212 PR rtl-optimization/78575
2213 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
2214 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
2215 if not already wrapped in a subreg. Make sure df_insn_rescan does not
2216 affect further iterations.
2218 2016-12-02 Martin Liska <mliska@suse.cz>
2221 * sreal.c (sreal::to_int): Make absolute value before shifting.
2222 (sreal::operator/): Likewise.
2223 (sreal_verify_negative_division): New test.
2224 (void sreal_c_tests): Call the new test.
2225 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
2227 (sreal::normalize_down): Likewise.
2229 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2231 * combine.c (combine_simplify_rtx): Suppress replacement of
2232 "(and (reg) (const_int bit))" with "if_then_else".
2234 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2237 * config/s390/s390.md ("extzv")
2238 ("*extzv<mode><clobbercc_or_nocc>")
2239 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
2240 ("*<risbg_n>_ior_and_sr_ze")
2241 ("*extract1bitdi<clobbercc_or_nocc>")
2242 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
2243 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
2244 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
2245 to validate the arguments of zero_extract and sign_extract.
2247 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2250 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
2252 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2254 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
2256 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
2259 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2261 * config/s390/vector.md (vec_halfhalf): New mode iterator.
2262 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
2263 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
2264 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
2265 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
2266 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
2267 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
2268 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
2269 ("vec_unpacku_lo_v4si"): New pattern definitions.
2270 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
2273 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2275 * config/s390/s390-protos.h (s390_reverse_condition): New
2277 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
2279 (s390_reverse_condition): New function.
2280 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
2283 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2285 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
2286 (CCVHUANY): Remove modes.
2287 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
2289 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
2290 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
2292 (s390_branch_condition_mask): Adjust to use the new cc consumer
2293 modes. The new modes allow for proper reversal in the middle-end.
2294 (s390_expand_vec_compare_cc): Determine the proper cc producer and
2295 consumer modes for a comparison.
2296 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
2297 throughout the file.
2298 * config/s390/vx-builtins.md: Likewise.
2300 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
2302 * asan.c (asan_global_struct): Refactor.
2303 (create_odr_indicator): New function.
2304 (asan_needs_odr_indicator_p): Likewise.
2305 (is_odr_indicator): Likewise.
2306 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
2308 (asan_protect_global): Do not protect odr indicators.
2310 2016-12-01 Jeff Law <law@redhat.com>
2312 * tree-ssa-threadedge.c
2313 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
2314 propagation of operands if there are no operands.
2316 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2318 PR tree-optimization/78586
2319 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
2320 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
2321 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
2322 type is INTEGER_TYPE or POINTER_TYPE.
2324 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2327 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
2328 (vextuhrx): Likewise.
2329 (vextuwlx): Likewise.
2330 (vextuwrx): Likewise.
2332 2016-12-01 David Malcolm <dmalcolm@redhat.com>
2334 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
2335 early_dwarf_finished.
2337 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
2338 David S. Miller <davem@davemloft.net>
2340 * config/sparc/sparc.opt (mlra): New target option.
2341 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
2342 (sparc_lra_p): ...this. New function.
2343 (D_MODES, DF_MODES): Add missing cast.
2344 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
2345 provide these insns when flag_pic.
2346 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
2347 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
2348 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
2349 embmedany_textulo, embmedany_textlo): Likewise.
2350 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
2352 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
2356 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
2358 2016-12-01 Richard Biener <rguenther@suse.de>
2359 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2361 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
2362 memset if len-oldlen != 0.
2363 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
2365 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
2367 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
2369 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
2371 * config/avr/avr.c: Fix coding rule glitches.
2373 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
2375 PR tree-optimization/78598
2376 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
2379 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
2381 PR rtl-optimization/78596
2382 * combine.c (simplify_comparison): Cast to unsigned to avoid
2383 left shifting of negative value.
2385 2016-12-01 Matthias Klose <doko@ubuntu.com>
2387 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
2389 2016-12-01 Richard Biener <rguenther@suse.de>
2391 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
2392 treat arrays with same type as objects that cannot overlap.
2394 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
2396 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
2397 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
2398 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
2400 2016-12-01 Jakub Jelinek <jakub@redhat.com>
2403 * dwarf2out.c (loc_descr_plus_const): For negative offset use
2404 uint_loc_descriptor instead of int_loc_descriptor and perform negation
2405 in unsigned HOST_WIDE_INT type.
2406 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
2409 * config/rs6000/rs6000.c (rs6000_frame_related): Call
2410 set_used_flags (pat) before any simplifications. Clear used flag on
2411 PARALLEL copy. Don't guard add_reg_note call. Call
2412 copy_rtx_if_shared on pat before storing it into
2413 REG_FRAME_RELATED_EXPR.
2415 2016-12-01 Alan Modra <amodra@gmail.com>
2417 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
2418 look inside UNSPEC_VSX_XXSPLTW vec.
2420 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
2422 PR rtl-optimization/78607
2423 * combine.c (try_combine): Emit a barrier after a unconditional trap.
2425 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2428 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
2429 element is not a constant or in a register, force it to a
2433 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
2434 that will be set to a vector element to be in a register.
2435 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
2436 the wrong multiplier to convert the element number to a byte
2439 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
2441 PR tree-optimization/77856
2442 * lra-constraints.c (inherit_in_ebb): Check original regno for
2443 invalid invariant regs too. Set only clobbered hard regs for the
2444 invalid invariant regs.
2446 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
2448 Commit files forgotten in r242966.
2450 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
2451 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
2452 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
2453 prefix check to find wrap-around value, instead use MCU flash size.
2454 For 8k flash devices, update link_pmem_wrap spec string to
2455 add --pmem-wrap-around=8k.
2456 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
2458 (LINK_SPEC): ...to here.
2460 2016-11-30 David Malcolm <dmalcolm@redhat.com>
2463 * selftest.c (selftest::assert_strndup_eq): New function.
2464 (selftest::test_strndup): New function.
2465 (selftest::test_libiberty): New function.
2466 (selftest::selftest_c_tests): Call test_libiberty.
2468 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2470 PR rtl-optimization/78610
2471 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
2474 2016-11-30 Bin Cheng <bin.cheng@arm.com>
2476 PR tree-optimization/78574
2477 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
2478 header PHI that doesn't define biv.
2480 2016-11-30 Jakub Jelinek <jakub@redhat.com>
2482 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
2485 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
2486 sharing the SUBREG rtx between move and following insn.
2488 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
2489 for REG_EQUIV argument.
2491 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
2493 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
2495 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
2498 * real.c (real_hash): Add cast to avoid left
2499 shifting of negative values.
2501 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2504 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
2505 from a subreg in operands[1] and don't call REGNO on a non-reg
2506 expression when deciding to force operands[2] into a reg.
2508 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
2509 Andrew Burgess <andrew.burgess@embecosm.com>
2511 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
2512 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
2513 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
2514 * config/arc/arc700.md: Add define_bypass for store/load.
2516 2016-11-30 Martin Liska <mliska@suse.cz>
2518 * cgraph.c (symbol_table::initialize): Initialize
2519 ipa_clones_dump_file.
2520 (cgraph_node::remove): Report to ipa_clones_dump_file.
2521 * cgraph.h: Add new argument (suffix) to cloning methods.
2522 * cgraphclones.c (dump_callgraph_transformation): New function.
2523 (cgraph_node::create_clone): New argument.
2524 (cgraph_node::create_virtual_clone): Likewise.
2525 (cgraph_node::create_version_clone): Likewise.
2526 * dumpfile.c: Add .ipa-clones dump file.
2527 * dumpfile.h (enum tree_dump_index): Add TDI_clones
2528 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
2529 to dump_callgraph_transformation.
2531 2016-11-30 Martin Liska <mliska@suse.cz>
2534 * asan.c (asan_expand_mark_ifn): Properly
2535 select a VAR_DECL from FRAME.* component reference.
2537 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2539 PR rtl-optimization/78583
2540 * simplify-rtx.c (simplify_truncation): Add check missing from the
2543 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2545 PR rtl-optimization/78590
2546 * combine.c (change_zero_ext): Transform zero_extend of subregs only
2547 if the subreg_reg is a scalar integer mode.
2549 2016-11-30 Jakub Jelinek <jakub@redhat.com>
2551 PR tree-optimization/78586
2552 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
2553 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
2554 Don't build_int_cst min/max twice. Formatting fix.
2556 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
2558 PR rtl-optimization/78588
2559 * combine.c (if_then_else_cond): Also guard against BLKmode.
2560 * rtlanal.c (num_sign_bit_copies1): Add assert.
2562 2016-11-29 Jeff Law <law@redhat.com>
2564 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
2567 * lra-constraints.c (check_and_process_move): Constrain the
2568 range of DCLASS and SCLASS to avoid false positive out of bounds
2569 array index warning.
2571 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2573 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
2575 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2577 PR preprocessor/78569
2578 * input.c (get_substring_ranges_for_loc): Fail gracefully if
2579 line directives were present.
2581 2016-11-30 Matthias Klose <doko@ubuntu.com>
2583 * doc/install.texi: Document configure options --enable-objc-gc
2584 and --with-target-bdw-gc.
2586 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
2589 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
2590 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
2591 residing in traditional altivec registers can be stored
2594 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
2597 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
2598 overhead loop start between a call and its CALL_ARG_LOCATION
2601 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
2603 * config/bfin/linux.h (CPP_SPEC): Define.
2605 2016-11-29 Martin Sebor <msebor@redhat.com>
2607 PR tree-optimization/78512
2608 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
2609 * config/rs6000/linux.h: Same.
2610 * config/rs6000/linux64.h: Same.
2611 * config/sol2.h: Same.
2612 * config/sol2.c (solaris_printf_pointer_format): Remove.
2613 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
2614 * doc/tm.texi: Regenerate.
2615 * gimple-ssa-sprintf.c (format_pointer): Rempove.
2616 (pass_sprintf_length::compute_format_length): Return bool.
2617 (pass_sprintf_length::handle_gimple_call): Adjust.
2618 * target.def (printf_pointer_format): Remove.
2619 * targhooks.c (default_printf_pointer_format): Remove.
2620 (linux_printf_pointer_format): Same.
2621 * targhooks.h (default_printf_pointer_format): Remove.
2622 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
2624 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
2626 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
2628 (SWI1248_AVX512BWDQ): Ditto.
2629 (SWI1248_AVX512BW): Ditto.
2630 (k<any_logic:code><mode>): Ditto.
2631 (kandn<mode>): Ditto.
2632 (kxnor<mode>): Ditto.
2633 (knot<mode>): Ditto.
2634 (*k<any_lshift:code><mode>): Ditto.
2635 (kortestzhi, kortestchi): Ditto.
2636 (kunpckhi, kunpcksi, kunpckdi): Ditto.
2638 2016-11-29 Andrew Pinski <apinski@cavium.com>
2640 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
2643 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
2646 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
2647 to stack before call mcount.
2648 (tilegx_can_use_return_insn_p): Clean up code.
2650 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2652 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
2654 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2660 * spellcheck.c (selftest::test_find_closest_string): Verify that
2661 we don't offer the goal string as a suggestion.
2662 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
2663 offer the goal string as a suggestion.
2666 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
2668 * config/arc/arc.c (arc_override_options): Avoid selection of
2669 compact casesi for ARCv2.
2671 2016-11-29 Richard Biener <rguenther@suse.de>
2673 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
2674 PHIs after a regular stmt.
2675 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
2678 2016-11-29 Martin Liska <mliska@suse.cz>
2680 PR gcov-profile/78582
2681 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
2682 to prevent PHI argument clash.
2684 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
2686 * config/arc/arc.opt (marclinux): Fix typo.
2687 (marclinux_prof): Likewise.
2689 2016-11-29 Jiong Wang <jiong.wang@arm.com>
2691 * target.def (stack_protect_runtime_enabled_p): New.
2692 * function.c (expand_function_end): Guard stack_protect_epilogue with
2693 targetm.stack_protect_runtime_enabled_p.
2694 * cfgexpand.c (pass_expand::execute): Likewise.
2695 * calls.c (expand_call): Likewise.
2696 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
2697 * doc/tm.texi: Regenerate.
2699 2016-11-29 Richard Biener <rguenther@suse.de>
2702 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
2704 2016-11-29 Janus Weil <janus@gcc.gnu.org>
2706 * doc/contrib.texi: Add a few missing gfortran contributors.
2708 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2710 * combine.c (change_zero_ext): Also handle extends from a subreg
2711 to a mode bigger than that of the operand of the subreg.
2713 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2716 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
2717 stack_restore_tie insn instead of stack_tie, for the SVR4 and
2719 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
2721 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2723 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
2724 head_components and tail_components.
2725 (spread_components): New algorithm.
2726 (emit_common_tails_for_components): Clear head_components and
2728 (insert_prologue_epilogue_for_components): Write extra output to the
2729 dump file for sibcalls and abnormal exits.
2731 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2733 PR rtl-optimization/78342
2734 * combine.c: Include "cfghooks.h".
2735 (try_combine): If we create an unconditional trap, break the basic
2736 block in two just after it, and remove the edge between; also, set
2737 the *new_direct_jump_p flag so that cleanup_cfg is run.
2739 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2741 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
2744 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
2746 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
2747 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
2748 output template string.
2749 (*anddi_1): Use multi-line output template string.
2752 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2755 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
2756 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
2757 note has been removed.
2758 * postreload.c (reload_combine_recognize_pattern): If
2759 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
2761 2016-11-28 Martin Sebor <msebor@redhat.com>
2764 * gimple-ssa-sprintf.c (target_max_value): Remove.
2765 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
2766 (get_width_and_precision): New function.
2767 (format_integer, format_floating, get_string_length, format_string):
2768 Correct handling of width and precision with unknown value.
2769 (format_directive): Add warning.
2770 (pass_sprintf_length::compute_format_length): Allow for precision
2771 to consist of a sole period with no asterisk or digits after it.
2773 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2775 PR rtl-optimization/78546
2776 * simplify-rtx.c (neg_const_int): When negating most negative
2777 number in mode wider than HOST_BITS_PER_WIDE_INT, use
2778 simplify_const_unary_operation to produce CONST_DOUBLE or
2780 (simplify_plus_minus): Handle the case where neg_const_int
2781 doesn't return a CONST_INT.
2783 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2786 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
2787 left shifting of negative values.
2789 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2792 * tree-nested.c (convert_local_reference_stmt): After adding
2793 shared (FRAME.NN) clause to omp parallel, task or target,
2794 add it also to all outer omp parallel, task or target constructs.
2796 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
2798 * config/i386/i386.md (UNSPEC_KMASKOP): New.
2799 (UNSPEC_KMOV): Remove.
2800 (kmovw): Expand to plain HImode move.
2801 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
2802 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
2803 Remove corresponding clobber-removing splitter.
2804 (*anddi_1): Remove mask register alternatives.
2808 (*<any_or:code><mode>_1): Ditto.
2809 (*<any_or:code>qi_1): Ditto.
2810 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
2811 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
2812 Remove corresponding splitter to operation with general registers.
2813 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
2814 (*andn<SWI12:mode>): New pattern.
2815 (*kxnor<mode>): Remove general register alternatives. Tag pattern
2816 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
2817 with general registers.
2818 (knot<mode>): New insn pattern.
2819 (*one_cmpl<mode>2_1): Remove mask register alternatives.
2820 (one_cmplqi2_1): Ditto.
2821 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
2822 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
2823 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
2824 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
2825 to generate kmaskop shift.
2826 (vec_unpacks_hi_<mode>): Ditto.
2827 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
2828 Use CODE_FOR_kandhi.
2829 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
2830 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
2831 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
2833 2016-11-28 Richard Biener <rguenther@suse.de>
2835 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
2836 to SSA names via extract_range_from_ssa_name if allowed.
2838 2016-11-28 Richard Biener <rguenther@suse.de>
2840 PR tree-optimization/78542
2841 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
2844 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
2846 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
2847 isolates a single bit, even if the condition involves subregs.
2849 2016-11-28 Tamar Christina <tamar.christina@arm.com>
2851 * config/aarch64/aarch64-simd-builtins.def
2852 (BSL_P): Added di and v2di mode.
2853 * config/aarch64/arm_neon.h
2854 (vsriq_n_p64, vsri_n_p64): Added poly type.
2855 (vextq_p64, vext_p64): Likewise.
2856 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
2858 2016-11-28 Tamar Christina <tamar.christina@arm.com>
2860 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
2861 (TYPES_GETREGP): Likewise.
2862 (TYPES_SHIFTINSERTP): Likewise.
2863 (TYPES_COMBINEP): Likewise.
2864 (TYPES_STORE1P): Likewise.
2865 * config/aarch64/aarch64-simd-builtins.def
2866 (combine): Added poly generator.
2867 (get_dregoi): Likewise.
2868 (get_dregci): Likewise.
2869 (get_dregxi): Likewise.
2873 * config/aarch64/arm_neon.h
2874 (poly64x1x2_t, poly64x1x3_t): New.
2875 (poly64x1x4_t, poly64x2x2_t): Likewise.
2876 (poly64x2x3_t, poly64x2x4_t): Likewise.
2877 (poly64x1_t): Likewise.
2878 (vcreate_p64, vcombine_p64): Likewise.
2879 (vdup_n_p64, vdupq_n_p64): Likewise.
2880 (vld2_p64, vld2q_p64): Likewise.
2881 (vld3_p64, vld3q_p64): Likewise.
2882 (vld4_p64, vld4q_p64): Likewise.
2883 (vld2_dup_p64, vld3_dup_p64): Likewise.
2884 (vld4_dup_p64, vsli_n_p64): Likewise.
2885 (vsliq_n_p64, vst1_p64): Likewise.
2886 (vst1q_p64, vst2_p64): Likewise.
2887 (vst3_p64, vst4_p64): Likewise.
2888 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
2889 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
2890 (vget_lane_p64, vgetq_lane_p64): Likewise.
2891 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
2892 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
2893 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
2894 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
2895 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
2896 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
2897 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
2898 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
2899 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
2900 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
2901 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
2902 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
2903 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
2904 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
2905 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
2906 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
2907 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
2908 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
2909 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
2910 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
2911 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
2912 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
2913 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
2914 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
2915 (vset_lane_p64, vsetq_lane_p64): Likewise.
2916 (vget_low_p64, vget_high_p64): Likewise.
2917 (vcombine_p64, vst2_lane_p64): Likewise.
2918 (vst3_lane_p64, vst4_lane_p64): Likewise.
2919 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
2920 (vst4q_lane_p64, vget_lane_p64): Likewise.
2921 (vget_laneq_p64, vset_lane_p64): Likewise.
2922 (vset_laneq_p64, vcopy_lane_p64): Likewise.
2923 (vcopy_laneq_p64, vdup_n_p64): Likewise.
2924 (vdupq_n_p64, vdup_lane_p64): Likewise.
2925 (vdup_laneq_p64, vld1_p64): Likewise.
2926 (vld1q_p64, vld1_dup_p64): Likewise.
2927 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
2928 (vmov_n_p64, vmovq_n_p64): Likewise.
2929 (vst3q_p64, vst4q_p64): Likewise.
2930 (vld1_lane_p64, vld1q_lane_p64): Likewise.
2931 (vst1_lane_p64, vst1q_lane_p64): Likewise.
2932 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
2933 (vdupq_laneq_p64): Likewise.
2935 2016-11-28 Tamar Christina <tamar.christina@arm.com>
2937 * config/arm/arm_neon.h (vget_lane_p64): New.
2939 2016-11-28 Iain Sandoe <iain@codesourcery.com>
2942 * configure.ac (with_ld64): Use portable method to extract the
2943 major part of the version number.
2944 * configure: Regenerated.
2946 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2948 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
2949 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
2950 intmax_t couldn't be determined.
2951 (format_integer): Make {,u}intmax_type_node no longer static,
2952 initialize them only when needed. For z and t use
2953 signed_or_unsigned_type_for instead of assuming size_t and
2954 ptrdiff_t have the same precision.
2957 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
2958 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
2959 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
2960 vector instead of traversing m_classes hash table. Release
2962 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
2964 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
2965 add it also to m_classes_vec vector.
2966 (sem_item_optimizer::remove_symtab_node,
2967 sem_item_optimizer::build_hash_based_classes,
2968 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
2969 (sem_item_optimizer::subdivide_classes_by_equality,
2970 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
2971 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
2972 instead of traversing m_classes hash table. Formatting fixes.
2973 (sem_item_optimizer::traverse_congruence_split,
2974 sem_item_optimizer::do_congruence_step_for_index,
2975 sem_item_optimizer::do_congruence_step): Formatting fixes.
2976 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
2977 vector instead of traversing m_classes hash table.
2978 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
2979 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
2980 instead of traversing m_classes hash table.
2982 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
2984 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
2985 X is not unused after.
2987 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
2989 PR rtl-optimization/78120
2990 * rtlanal.c (insn_rtx_cost): Revert previous change.
2992 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
2995 * config/avr/avr.md (SPLIT34): New mode iterator.
2996 (bitop): New code iterator.
2997 (*iorhi3.ashift8-*). New insn-and-split patterns.
2998 (*movhi): Post-reload split reg = 0.
2999 [!MOVW]: Post-reload split reg = reg.
3000 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
3001 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
3002 (iorhi3, iorpsi3, iorsi3): Same.
3003 (xorhi3, xorpsi3, xorsi3): Same.
3004 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
3005 costs to *iorhi3.ashift8-* patterns.
3007 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3008 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3011 * config.in: Regenerate
3012 * config/darwin-driver.c (darwin_driver_init): Emit a version string
3014 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
3015 * config/darwin.opt(asm_macosx_version_min): New.
3016 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
3017 * configure: Regenerate
3018 * configure.ac: Check for mmacosx-version-min handling.
3020 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3023 * config/i386/i386.c (ix86_code_end): Note that we emitted code
3024 where the function might otherwise appear empty for picbase thunks.
3025 (ix86_output_function_epilogue): If we find a zero-sized function
3026 assume that reaching it is UB and trap. If we find a trailing label
3028 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
3029 find a zero-sized function assume that reaching it is UB and trap.
3030 If we find a trailing label, append a nop.
3032 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3035 * config/darwin-sections.def (picbase_thunk_section): New.
3036 * config/darwin.c (darwin_init_sections): Set up picbase thunk
3037 section. (darwin_rodata_section, darwin_objc2_section,
3038 machopic_select_section, darwin_asm_declare_constant_name,
3039 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
3040 coalesced with newer linkers.
3041 (darwin_override_options): Decide on usage of coalesed sections
3042 on the basis of the target linker version.
3043 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
3044 * config/darwin.opt (mtarget-linker): New.
3045 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
3046 a coalesced section, instead use a thunks section.
3048 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3051 * configure.ac (with-ld64): New var, set for Darwin, set on
3052 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
3053 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
3054 * config/darwin10.h(DEF_LD64): Update for this target version.
3055 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
3056 (DEF_LD64): Update for this target version.
3057 * configure: Regenerated.
3058 * config.in: Regenerated.
3060 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3063 * config/darwin.c (imachopic_indirection_name): Make data
3064 section indirections linker-visible.
3065 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
3066 constant labels linker-visible.
3068 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3070 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
3071 (free_lang_data): Remove assignment to ptrdiff_type_node.
3073 2016-11-25 Jakub Jelinek <jakub@redhat.com>
3075 PR rtl-optimization/78526
3076 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
3077 beyond val's precision.
3079 PR rtl-optimization/78527
3080 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
3081 out of bounds shift count.
3083 2016-11-25 Martin Liska <mliska@suse.cz>
3086 * doc/invoke.texi (-fprofile-use): Fix reference to a section
3087 where -fprofile-generate is documented.
3089 2016-11-25 Martin Liska <mliska@suse.cz>
3091 PR gcov-profile/78086
3092 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
3093 not supported by a target. Set priority to 100 if possible.
3094 (build_gcov_exit_decl): Likewise.
3096 2016-11-25 Richard Biener <rguenther@suse.de>
3099 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
3100 unary, binary and single RHSs.
3101 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
3103 2016-11-25 Bin Cheng <bin.cheng@arm.com>
3108 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
3109 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
3110 and set it to result code if transformation is valid. Use code EQ
3111 directly in last simplification case.
3113 2016-11-25 Richard Biener <rguenther@suse.de>
3115 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
3116 before valueizing return stmts.
3118 2016-11-24 Richard Biener <rguenther@suse.de>
3120 PR tree-optimization/78343
3121 * passes.def: Add CD-DCE pass after loop splitting.
3122 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
3123 SCEV init/finalize ...
3124 (perform_tree_ssa_dce): ... here. Deal with being
3125 executed inside the loop pipeline in aggressive mode.
3127 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
3129 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
3131 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
3133 PR tree-optimization/77673
3134 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
3135 (init_symbolic_number): Initialize src field from src parameter.
3136 (perform_symbolic_merge): Select most dominated statement as the
3137 source statement. Set src field of resulting n structure from the
3138 input src with the lowest address.
3139 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
3140 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
3141 of load from src field rather than insertion statement. Cancel
3142 optimization if statement analyzed is not dominated by the insertion
3144 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
3145 dominance information.
3147 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
3150 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
3152 2016-11-25 Martin Jambor <mjambor@suse.cz>
3154 PR tree-optimization/70965
3155 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
3157 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
3160 * config/i386/i386.c (i386_excess_precision): Do not return
3161 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
3162 EXCESS_PRECISION_TYPE_STANDARD.
3163 * target.def (excess_precision): Document that targets should
3164 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
3165 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
3166 Fix typo in first sentence.
3167 * doc/tm.texi: Regenerate.
3169 2016-11-25 Richard Biener <rguenther@suse.de>
3171 PR tree-optimization/78396
3172 * tree-vectorizer.c (vectorize_loops): When the if-converted
3173 body contains masked loads or stores do not attempt to
3174 basic-block-vectorize it.
3176 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3177 Alan Hayward <alan.hayward@arm.com>
3178 David Sherwood <david.sherwood@arm.com>
3180 * function.h (spill_slot_alignment): Declare.
3181 * function.c (spill_slot_alignment): New function.
3182 * lra-spills.c (slot): Add align and size fields.
3183 (assign_mem_slot): Use them in the call to assign_stack_local.
3184 (add_pseudo_to_slot): Update the fields.
3185 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
3187 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3188 Alan Hayward <alan.hayward@arm.com>
3189 David Sherwood <david.sherwood@arm.com>
3191 * stor-layout.c (layout_type): Allow the caller to set the mode of
3192 a float type. Only choose one here if the mode is still VOIDmode.
3193 * tree.c (build_common_tree_nodes): Set the type mode of decimal
3194 floats before calling layout_type.
3195 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
3197 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3199 * tree-tailcall.c (find_tail_calls): Allow calls to reference
3200 local variables if all references are known to be direct.
3202 2016-11-25 Jakub Jelinek <jakub@redhat.com>
3203 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3206 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
3207 non null and it's precision matches precision of lhs's type.
3209 2016-11-24 Martin Sebor <msebor@redhat.com>
3211 PR tree-optimization/78476
3212 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
3214 (handle_gimple_call): Adjust signature.
3215 (try_substitute_return_value): Remove calls to bounded functions
3216 with zero buffer size whose result is known.
3217 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
3219 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3221 * varasm.c (assemble_start_function): Wrap align_log definition in
3222 ASM_OUTPUT_MAX_SKIP_ALIGN.
3224 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
3226 * config/i386/i386.md (wide AND insn to QImode splitter): Use
3227 explicit mode macros.
3228 (wide OR insn to QImode splitter): Ditto.
3230 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
3232 PR rtl-optimization/77541
3233 * lra-constraints.c (struct input_reload): Add field match_p.
3234 (get_reload_reg): Check modes of input reloads to generate unique
3235 value reload pseudo.
3236 (match_reload): Add input reload pseudo for the current insn.
3238 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3240 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
3241 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
3242 architecture levels.
3243 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
3244 the aarch64_fp16_type_node, not all HFmode types.
3245 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
3246 (aarch64_scalar_mode_supported_p): Likewise.
3247 (aarch64_excess_precision): New.
3248 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
3249 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
3250 (TARGET_C_EXCESS_PRECISION): Likewise.
3252 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3254 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
3255 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3257 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3259 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
3260 (<optab>dihf2): Likewise.
3261 (aarch64_fp16_<optab><mode>hf2): New.
3263 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
3266 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
3268 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3270 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
3271 Enable REE at -O2 and higher.
3272 * config/sparc/sparc.c (sparc_option_override): Disable it by default
3275 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3279 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
3280 (new_temp_expr_table): Initialise reg_vars_cnt.
3281 (free_temp_expr_table): Release reg_vars_cnt.
3282 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
3284 (find_replaceable_in_bb): Use the above to record register variable
3285 write occurrences and cancel replacement across them.
3287 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3289 PR rtl-optimization/78437
3290 * ree.c (get_uses): New function.
3291 (combine_reaching_defs): When a copy is needed, return false if any
3292 reaching use of the source register reads it in a mode larger than
3293 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
3295 2016-11-24 Martin Liska <mliska@suse.cz>
3297 * gimple-pretty-print.c (dump_edge_probability): New function.
3298 (dump_gimple_switch): Dump label edge probabilities.
3299 (dump_gimple_cond): Likewise.
3300 (dump_gimple_label): Dump
3301 (dump_gimple_bb_header): Dump basic block frequency.
3302 (pp_cfg_jump): Replace e->dest argument with e.
3303 (dump_implicit_edges): Likewise.
3304 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
3305 Use gimple_bb (at) instead of at->bb.
3307 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
3309 * common.opt (flimit-function-alignment): New.
3310 * doc/invoke.texi (-flimit-function-alignment): Document.
3311 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
3312 * final.c (shorten_branches): Set it.
3313 * varasm.c (assemble_start_function): Limit alignment if
3316 2016-11-24 Richard Biener <rguenther@suse.de>
3318 PR tree-optimization/71595
3319 * cfgloopmanip.h (remove_path): Add irred_invalidated and
3320 loop_closed_ssa_invalidated parameters, defaulted to NULL.
3321 * cfgloopmanip.c (remove_path): Likewise, pass them along to
3322 called functions. Only fix irred flags if the caller didn't
3324 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
3325 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
3328 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
3330 PR rtl-optimization/78120
3331 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
3332 cases, and additionally test against max_seq_cost for speed
3334 (noce_process_if_block): Compute an estimate for the original cost when
3335 optimizing for speed, using the minimum of then and else block costs.
3337 PR rtl-optimization/78120
3338 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
3340 PR rtl-optimization/78120
3341 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
3343 2016-11-24 Bin Cheng <bin.cheng@arm.com>
3345 * match.pd: Refine type conversion in result expr for below pattern:
3346 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
3348 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3351 * tree.h (wi::fits_to_boolean_p): New predicate.
3352 (wi::fits_to_tree_p): Use it for boolean types.
3353 * tree.c (int_fits_type_p): Likewise.
3355 2016-11-24 Martin Liska <mliska@suse.cz>
3357 * print-tree.c (struct bucket): Remove.
3358 (print_node): Add new argument which drives whether a tree node
3359 is printed briefly or not.
3360 (debug_tree): Replace a custom hash table with hash_set<T>.
3361 * print-tree.h (print_node): Add the argument.
3363 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
3365 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
3367 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
3370 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
3371 if it is at least NREGS wide.
3373 2016-11-23 Joseph Myers <joseph@codesourcery.com>
3375 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
3376 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
3377 TFmode, IFmode and KFmode.
3379 2016-11-23 Joseph Myers <joseph@codesourcery.com>
3381 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
3384 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
3386 * combine.c (change_zero_ext): Only change the mode of a hard register
3387 destination if can_change_dest_mode holds for that.
3389 2016-11-23 Jeff Law <law@redhat.com>
3391 * varasm.c (assemble_name): Increase buffer size for name.
3393 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
3395 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
3397 * doc/extend.texi: Constify first argument to __builtin_object_size.
3399 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
3401 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
3402 to be used. Add brackets around macro argument.
3404 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
3406 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
3408 2016-11-23 Jakub Jelinek <jakub@redhat.com>
3411 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
3412 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
3414 2016-11-23 Jakub Jelinek <jakub@redhat.com>
3417 * omp-low.c (build_outer_var_ref): Change lastprivate argument
3418 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
3419 on worksharing constructs, treat it like clauses on simd construct.
3421 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
3422 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
3423 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
3424 of true as last argument to build_outer_var_ref.
3426 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
3428 * config/i386/i386.md (*movqi_internal): Calculate mode
3429 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
3430 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
3431 (*k<logic><mode>): Calculate mode attribute depending on
3432 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
3433 (*andqi_1): Calculate mode attribute of alternative 3 depending
3434 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
3435 (kandn<mode>): Calculate mode attribute of alternative 2 depending
3436 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
3437 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
3438 iterator. Calculate mode attribute of alternative 1 depending
3439 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
3440 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
3441 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
3443 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3446 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
3447 * tree-vrp.c (extract_range_basic): Handle case for
3448 CFN_BUILT_IN_STRLEN.
3450 2016-11-23 Jeff Law <law@redhat.com>
3452 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
3454 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
3455 in boolean context warning.
3457 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
3459 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3462 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
3463 (arm_fp16_type_node): ...This, make visibile.
3464 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
3466 (arm_init_simd_builtin_types): Likewise.
3467 (arm_init_fp16_builtins): Likewise.
3468 * config/arm/arm.c (arm_excess_precision): New.
3469 (arm_floatn_mode): Likewise.
3470 (TARGET_C_EXCESS_PRECISION): Likewise.
3471 (TARGET_FLOATN_MODE): Likewise.
3472 (arm_promoted_type): Only promote arm_fp16_type_node.
3473 * config/arm/arm.h (arm_fp16_type_node): Declare.
3475 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3477 * config/arm/arm.c (arm_convert_to_type): Delete.
3478 (TARGET_CONVERT_TO_TYPE): Delete.
3479 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
3480 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
3481 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
3482 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
3483 are in fast math mode, and have no single step hardware instruction.
3484 (extendhfdf2): Only expand through SFmode if we don't have a
3485 single-step hardware instruction.
3486 * config/arm/vfp.md (*truncdfhf2): New.
3487 (extendhfdf2): Likewise.
3489 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3491 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
3494 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3496 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
3497 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
3498 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
3499 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
3500 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
3501 * doc/tm.texi: Regenerate.
3502 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
3504 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3506 * toplev.c (init_excess_precision): Delete most logic.
3507 * tree.c (excess_precision_type): Rewrite to use
3508 TARGET_EXCESS_PRECISION.
3509 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
3510 more generic fashion.
3511 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
3512 __STDC_WANT_IEC_60559_TYPES_EXT__.
3514 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3516 * common.opt (fpermitted-flt-eval-methods): New.
3517 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
3518 * flag_types.h (permitted_flt_eval_methods): New.
3520 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3522 * config/m68k/m68k.c (m68k_excess_precision): New.
3523 (TARGET_C_EXCESS_PRECISION): Define.
3525 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3527 * config/s390/s390.c (s390_excess_precision): New.
3528 (TARGET_C_EXCESS_PRECISION): Define.
3530 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3532 * config/i386/i386.c (ix86_excess_precision): New.
3533 (TARGET_C_EXCESS_PRECISION): Define.
3535 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3537 * target.def (excess_precision): New hook.
3538 * target.h (flt_eval_method): New.
3539 (excess_precision_type): Likewise.
3540 * targhooks.c (default_excess_precision): New.
3541 * targhooks.h (default_excess_precision): New.
3542 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
3543 * doc/tm.texi: Regenerate.
3545 2016-11-23 Martin Sebor <msebor@redhat.com>
3548 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
3549 set the minimum number of bytes for an unknown string to zero.
3551 2016-11-23 Martin Jambor <mjambor@suse.cz>
3552 Martin Liska <mliska@suse.cz>
3554 * hsa-builtins.def: New file.
3555 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
3556 * builtins.def: Include hsa-builtins.def.
3557 (DEF_HSA_BUILTIN): New macro.
3558 * dumpfile.h (OPTGROUP_OPENMP): Define.
3559 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
3560 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
3561 GF_OMP_FOR_GRID_GROUP_ITER.
3562 (gimple_omp_for_grid_phony): Added checking assert.
3563 (gimple_omp_for_set_grid_phony): Likewise.
3564 (gimple_omp_for_grid_intra_group): New function.
3565 (gimple_omp_for_set_grid_intra_group): Likewise.
3566 (gimple_omp_for_grid_group_iter): Likewise.
3567 (gimple_omp_for_set_grid_group_iter): Likewise.
3568 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
3569 previosuly only distribute loop was permitted.
3570 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
3571 (grid_get_kernel_launch_attributes): Support multiple HSA grid
3573 (grid_expand_omp_for_loop): Likewise and also support standalone
3574 distribute constructs. New parameter INTRA_GROUP, updated both users.
3575 (grid_expand_target_grid_body): Support standalone distribute
3577 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
3578 (pass_data_expand_omp_ssa): Likewise.
3579 (pass_data_omp_device_lower): Likewsie.
3580 (pass_data_lower_omp): Likewise.
3581 (pass_data_diagnose_omp_blocks): Likewise.
3582 (pass_data_oacc_device_lower): Likewise.
3583 (pass_data_omp_target_link): Likewise.
3584 (grid_lastprivate_predicate): New function.
3585 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
3587 (lower_omp_for): Support standalone distribute constructs.
3588 (grid_prop): New type.
3589 (grid_safe_assignment_p): Check for assignments to group_sizes, new
3591 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
3593 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
3594 optimization info messages.
3595 (grid_find_single_omp_among_assignments): Likewise.
3596 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
3597 (grid_parallel_clauses_gridifiable): New function.
3598 (grid_inner_loop_gridifiable_p): Likewise.
3599 (grid_dist_follows_simple_pattern): Likewise.
3600 (grid_gfor_follows_tiling_pattern): Likewise.
3601 (grid_call_permissible_in_distribute_p): Likewise.
3602 (grid_handle_call_in_distribute): Likewise.
3603 (grid_dist_follows_tiling_pattern): Likewise.
3604 (grid_target_follows_gridifiable_pattern): Support standalone
3605 distribute constructs.
3606 (grid_var_segment): New enum.
3607 (grid_mark_variable_segment): New function.
3608 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
3609 if a new argument says so.
3610 (grid_process_grid_body): New function.
3611 (grid_eliminate_combined_simd_part): Likewise.
3612 (grid_mark_tiling_loops): Likewise.
3613 (grid_mark_tiling_parallels_and_loops): Likewise.
3614 (grid_process_kernel_body_copy): Support standalone distribute
3616 (grid_attempt_target_gridification): New grid variable holding overall
3617 gridification state. Support standalone distribute constructs and
3619 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
3620 * hsa.h (hsa_bb): Add method method append_phi.
3621 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
3622 occurences in all files too.
3623 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
3624 (is_a_helper <hsa_insn_br *>::test): New function.
3625 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
3626 branch instructions.
3627 (hsa_insn_signal): Make a direct descendant of
3628 hsa_insn_basic. Add memorder constructor parameter and
3629 m_memory_order and m_signalop member variables.
3630 (hsa_insn_queue): Changed constructor parameters to common form.
3631 Added m_segment and m_memory_order member variables.
3632 (hsa_summary_t): Add private member function
3633 process_gpu_implementation_attributes.
3634 (hsa_function_summary): Rename m_binded_function to
3636 (hsa_insn_basic_p): Remove typedef.
3637 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
3638 (hsa_op_reg_p): Remove typedef.
3639 (hsa_function_representation): Change hsa_op_reg_p into plain
3641 (hsa_insn_phi): Removed new and delete operators.
3642 (hsa_insn_br): Likewise.
3643 (hsa_insn_cbr): Likewise.
3644 (hsa_insn_sbr): Likewise.
3645 (hsa_insn_cmp): Likewise.
3646 (hsa_insn_mem): Likewise.
3647 (hsa_insn_atomic): Likewise.
3648 (hsa_insn_signal): Likewise.
3649 (hsa_insn_seg): Likewise.
3650 (hsa_insn_call): Likewise.
3651 (hsa_insn_arg_block): Likewise.
3652 (hsa_insn_comment): Likewise.
3653 (hsa_insn_srctype): Likewise.
3654 (hsa_insn_packed): Likewise.
3655 (hsa_insn_cvt): Likewise.
3656 (hsa_insn_alloca): Likewise.
3657 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
3658 (process_gpu_implementation_attributes): New function.
3659 (link_functions): Move some functionality into it. Adjust after
3660 renaming m_binded_functions to m_bound_functions.
3661 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
3662 to the list of instructions with no output registers.
3663 (get_in_type): Return this if it is a register of
3665 (hsa_get_declaration_name): Moved to...
3666 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
3667 temporary string on an obstack instead from ggc.
3668 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
3669 down to two overloads.
3670 (hsa_allocp_operand_address): Removed.
3671 (hsa_allocp_operand_immed): Likewise.
3672 (hsa_allocp_operand_reg): Likewise.
3673 (hsa_allocp_operand_code_list): Likewise.
3674 (hsa_allocp_operand_operand_list): Likewise.
3675 (hsa_allocp_inst_basic): Likewise.
3676 (hsa_allocp_inst_phi): Likewise.
3677 (hsa_allocp_inst_mem): Likewise.
3678 (hsa_allocp_inst_atomic): Likewise.
3679 (hsa_allocp_inst_signal): Likewise.
3680 (hsa_allocp_inst_seg): Likewise.
3681 (hsa_allocp_inst_cmp): Likewise.
3682 (hsa_allocp_inst_br): Likewise.
3683 (hsa_allocp_inst_sbr): Likewise.
3684 (hsa_allocp_inst_call): Likewise.
3685 (hsa_allocp_inst_arg_block): Likewise.
3686 (hsa_allocp_inst_comment): Likewise.
3687 (hsa_allocp_inst_queue): Likewise.
3688 (hsa_allocp_inst_srctype): Likewise.
3689 (hsa_allocp_inst_packed): Likewise.
3690 (hsa_allocp_inst_cvt): Likewise.
3691 (hsa_allocp_inst_alloca): Likewise.
3692 (hsa_allocp_bb): Likewise.
3694 (hsa_init_data_for_cfun): Initialize obstack.
3695 (hsa_deinit_data_for_cfun): Release memory of the obstack.
3696 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
3697 (hsa_op_reg::operator new): Likewise.
3698 (hsa_op_address::operator new): Likewise.
3699 (hsa_op_code_list::operator new): Likewise.
3700 (hsa_op_operand_list::operator new): Likewise.
3701 (hsa_insn_basic::operator new): Likewise.
3702 (hsa_insn_phi::operator new): Likewise.
3703 (hsa_insn_br::operator new): Likewise.
3704 (hsa_insn_sbr::operator new): Likewise.
3705 (hsa_insn_cmp::operator new): Likewise.
3706 (hsa_insn_mem::operator new): Likewise.
3707 (hsa_insn_atomic::operator new): Likewise.
3708 (hsa_insn_signal::operator new): Likewise.
3709 (hsa_insn_seg::operator new): Likewise.
3710 (hsa_insn_call::operator new): Likewise.
3711 (hsa_insn_arg_block::operator new): Likewise.
3712 (hsa_insn_comment::operator new): Likewise.
3713 (hsa_insn_srctype::operator new): Likewise.
3714 (hsa_insn_packed::operator new): Likewise.
3715 (hsa_insn_cvt::operator new): Likewise.
3716 (hsa_insn_alloca::operator new): Likewise.
3717 (hsa_init_new_bb): Likewise.
3718 (hsa_bb::append_phi): New function.
3719 (gen_hsa_phi_from_gimple_phi): Use it.
3720 (get_symbol_for_decl): Fix dinstinguishing between
3721 global and local functions. Put local variables into a segment
3722 according to their attribute or static flag, if there is one.
3723 (hsa_insn_br::hsa_insn_br): New.
3724 (hsa_insn_br::operator new): Likewise.
3725 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
3726 (query_hsa_grid_nodim): New function.
3727 (multiply_grid_dim_characteristics): Likewise.
3728 (gen_get_num_threads): Likewise.
3729 (gen_get_num_teams): Reimplemented.
3730 (gen_get_team_num): Likewise.
3731 (gen_hsa_insns_for_known_library_call): Updated calls to the above
3733 (get_memory_order_name): Removed.
3734 (get_memory_order): Likewise.
3735 (hsa_memorder_from_tree): New function.
3736 (gen_hsa_ternary_atomic_for_builtin): Renamed to
3737 gen_hsa_atomic_for_builtin, can also create signals.
3738 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
3739 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
3740 (hsa_insn_atomic): Fix function comment.
3741 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
3742 ancestor constructor and initialization of new member variables.
3743 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
3745 (hsa_get_host_function): Handle functions with no bound CPU
3746 implementation. Fix binded to bound.
3747 (get_brig_function_name): Likewise.
3748 (HSA_SORRY_ATV): Remove semicolon after macro.
3749 (HSA_SORRY_AT): Likewise.
3750 (omp_simple_builtin::generate): Add missing semicolons.
3751 (hsa_insn_phi::operator new): Removed.
3752 (hsa_insn_br::operator new): Likewise.
3753 (hsa_insn_cbr::operator new): Likewise.
3754 (hsa_insn_sbr::operator new): Likewise.
3755 (hsa_insn_cmp::operator new): Likewise.
3756 (hsa_insn_mem::operator new): Likewise.
3757 (hsa_insn_atomic::operator new): Likewise.
3758 (hsa_insn_signal::operator new): Likewise.
3759 (hsa_insn_seg::operator new): Likewise.
3760 (hsa_insn_call::operator new): Likewise.
3761 (hsa_insn_arg_block::operator new): Likewise.
3762 (hsa_insn_comment::operator new): Likewise.
3763 (hsa_insn_srctype::operator new): Likewise.
3764 (hsa_insn_packed::operator new): Likewise.
3765 (hsa_insn_cvt::operator new): Likewise.
3766 (hsa_insn_alloca::operator new): Likewise.
3767 (get_symbol_for_decl): Accept CONST_DECLs, put them to
3769 (gen_hsa_addr): Also process CONST_DECLs.
3770 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
3772 (gen_hsa_unary_operation): Make sure the function does
3773 not use bittype source type for firstbit and lastbit operations.
3774 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
3776 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
3778 (emit_branch_insn): Renamed to emit_cond_branch_insn.
3779 Emit the width stored in the class.
3780 (emit_generic_branch_insn): New function.
3781 (emit_insn): Call emit_generic_branch_insn.
3782 (emit_signal_insn): Remove obsolete comment. Update
3783 member variable name, pick a type according to profile.
3784 (emit_alloca_insn): Remove obsolete comment.
3785 (emit_atomic_insn): Likewise.
3786 (emit_queue_insn): Get segment and memory order from the IR object.
3787 (hsa_brig_section): Make allocate_new_chunk, chunks
3788 and cur_chunk provate, add a default NULL parameter to add method.
3789 (hsa_brig_section::add): Added a new parameter, store pointer to
3790 output data there if it is non-NULL.
3791 (emit_function_directives): Use this new parameter instead of
3792 calculating the pointer itself, fix function comment.
3793 (hsa_brig_emit_function): Add forgotten endian conversion.
3794 (hsa_output_kernels): Remove unnecessary building of
3795 kernel_dependencies_vector_type.
3796 (emit_immediate_operand): Declare.
3797 (emit_directive_variable): Also emit initializers of CONST_DECLs.
3798 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
3799 (verify_function_arguments): Properly detect variadic
3801 * hsa-dump.c (hsa_width_specifier_name): New function.
3802 (dump_hsa_insn_1): Dump generic branch instructions, update signal
3803 member variable name. Special dumping for queue objects.
3804 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
3805 m_binded_functions to m_bound_functions. Copy externally visible flag
3807 (ipa_hsa_write_summary): Likewise.
3808 (ipa_hsa_read_section): Likewise.
3810 2016-11-23 Richard Biener <rguenther@suse.de>
3812 PR tree-optimization/78396
3813 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
3814 vectorize try vectorizing an if-converted body using BB vectorization.
3816 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
3817 Alan Hayward <alan.hayward@arm.com>
3818 David Sherwood <david.sherwood@arm.com>
3820 * rtlanal.c (subreg_get_info): Use more local variables.
3821 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
3822 occupies at least one register. Assume that full hard registers
3823 have consistent endianness. Share previously-duplicated if block.
3824 Rework the main handling so that it operates on independently-
3825 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
3826 to check lowpart offsets, without trying to find an equivalent
3827 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
3828 as a final register-endianness correction.
3830 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
3836 * combine.c (make_compound_operation_int): Do not convert a subreg of
3837 a non-constant logical shift right to a zero_extract. Handle the case
3838 where some zero bits have been shifted into the range covered by that
3841 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
3842 Alan Hayward <alan.hayward@arm.com>
3843 David Sherwood <david.sherwood@arm.com>
3845 * rtl.h (subreg_size_offset_from_lsb): Declare.
3846 (subreg_offset_from_lsb): New function.
3847 (subreg_size_lowpart_offset): Declare.
3848 (subreg_lowpart_offset): Turn into an inline function.
3849 (subreg_size_highpart_offset): Declare.
3850 (subreg_highpart_offset): Turn into an inline function.
3851 * emit-rtl.c (subreg_size_lowpart_offset): New function.
3852 (subreg_size_highpart_offset): Likewise
3853 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
3855 2016-11-23 Richard Biener <rguenther@suse.de>
3857 PR tree-optimization/78482
3858 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
3859 (remove_forwarder_block_with_phi): When merging with a loop
3860 header creates a new latch reset number of iteration information
3863 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
3865 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
3866 (*ashrsi3_extend0): ...this. Accept constant integers.
3867 (*ashrsi3_extend2): Rename to...
3868 (*ashrsi3_extend1): ...this.
3869 (*ashrsi3_extend2): New pattern.
3870 (*lshrsi3_extend1): Accept constant integers.
3871 (*lshrsi3_extend2): Fix condition on operand 2.
3873 2016-11-23 Martin Liska <mliska@suse.cz>
3875 * config/i386/i386.c: Initialize function pointer to NULL.
3877 2016-11-23 Bin Cheng <bin.cheng@arm.com>
3879 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
3880 for A == C1 ? A : C2 to below.
3881 * match.pd: Move from above to here:
3882 (cond (eq (convert1? x) c1) (convert2? x) c2)
3883 -> (cond (eq x c1) c1 c2).
3885 2016-11-23 Bin Cheng <bin.cheng@arm.com>
3887 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
3888 for A cmp C1 ? A : C2 to below, also simplify remaining code.
3889 * match.pd: Move and extend simplification from above to here:
3890 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
3891 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
3892 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
3894 2016-11-23 Martin Liska <mliska@suse.cz>
3895 Martin Jambor <mjambor@suse.cz>
3897 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
3899 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
3902 * opts.c (finish_options): Set -fsyntax-only if running self tests.
3904 2016-11-23 Richard Biener <rguenther@suse.de>
3907 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
3908 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
3910 2016-11-23 Richard Biener <rguenther@suse.de>
3913 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
3916 2016-11-23 Richard Biener <rguenther@suse.de>
3917 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
3919 PR tree-optimization/78154
3920 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
3921 returns it's argument and the argument is nonnull.
3922 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
3923 ATT_RETNONNULL_NOTHROW_LEAF.
3924 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
3925 ATTR_RETNONNULL_NOTHROW_LEAF.
3926 (BUILT_IN_STPCPY): Likewise.
3927 (BUILT_IN_STPNCPY): Likewise.
3928 (BUILT_IN_MEMPCPY_CHK): Likewise.
3929 (BUILT_IN_STPCPY_CHK): Likewise.
3930 (BUILT_IN_STPNCPY_CHK): Likewise.
3931 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
3932 (BUILT_IN_STRNCAT): Likewise.
3933 (BUILT_IN_STRNCPY): Likewise.
3934 (BUILT_IN_MEMSET_CHK): Likewise.
3935 (BUILT_IN_STRCAT_CHK): Likewise.
3936 (BUILT_IN_STRCPY_CHK): Likewise.
3937 (BUILT_IN_STRNCAT_CHK): Likewise.
3938 (BUILT_IN_STRNCPY_CHK): Likewise.
3940 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
3942 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
3943 * fold-const.h (tree_expr_nonzero_p) : Declare.
3944 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
3946 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
3948 * system.h (HAVE_DESIGNATED_INITIALIZERS,
3949 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
3950 "defined" in macros.
3951 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
3952 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
3953 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
3955 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
3958 * config/avr/constraints.md (Csp): Widen range to [-11..6].
3959 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
3960 of RCALLs in prologue to 3.
3962 2016-11-22 Michael Collison <michael.collison@arm.com>
3964 * config/aarch64/aarch64-protos.h
3965 (aarch64_and_split_imm1, aarch64_and_split_imm2)
3966 (aarch64_and_bitmask_imm): New prototypes
3967 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
3968 New overloaded function to create bit mask covering the
3969 lowest to highest bits set.
3970 (aarch64_and_split_imm2): New overloaded functions to create bit
3971 mask of zeros between first and last bit set.
3972 (aarch64_and_bitmask_imm): New function to determine if a integer
3973 is a valid two instruction "and" operation.
3974 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
3975 allowing wider range of constants with "and" operations.
3976 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
3977 "and" operator from matching restricted constant range used for
3978 ior and xor operators.
3979 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
3980 for constants in "and" operantions.
3981 (UsP constraint): New DImode constraint for constants
3982 in "and" operations.
3983 * config/aarch64/iterators.md (lconst2): New mode iterator.
3984 (LOGICAL2): New code iterator.
3985 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
3987 (aarch64_logical_and_operand): New predicate allowing extended
3988 constants for "and" operations.
3990 2016-11-22 Walter Lee <walt@tilera.com>
3992 * config/tilegx/tilegx.md (trap): New pattern.
3993 * config/tilepro/tilepro.md (trap): Likewise.
3995 2016-11-22 Walter Lee <walt@tilera.com>
3997 * config/tilegx/tilegx.md (*zero_extract): Use
3998 define_insn_and_split instead of define_insn; Handle pos + size >
4000 (*sign_extract): Likewise.
4002 2016-11-22 Marek Polacek <polacek@redhat.com>
4004 PR tree-optimization/78455
4005 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
4007 2016-11-22 Ian Lance Taylor <iant@golang.org>
4011 * godump.c (go_format_type): Always pass alignment as 1 when
4012 calling go_append_padding at end of struct/union.
4014 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4017 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
4018 _mm512_setzero_hi): Removed.
4019 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
4020 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
4021 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
4022 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
4023 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
4024 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
4025 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
4026 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
4027 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
4028 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
4029 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
4030 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
4031 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
4032 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
4033 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
4034 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
4035 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
4036 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
4037 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
4038 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
4039 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
4040 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
4041 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
4042 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
4043 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
4044 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
4045 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
4046 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
4047 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
4048 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
4049 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
4050 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
4051 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
4052 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
4053 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
4054 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
4055 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
4056 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
4057 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
4058 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
4059 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
4060 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
4061 _mm512_setzero_qi or _mm512_setzero_hi.
4062 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
4063 _mm512_maskz_dbsad_epu8): Formatting fixes.
4064 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
4065 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
4066 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
4067 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
4068 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
4069 _mm512_setzero_qi or _mm512_setzero_hi.
4071 2016-11-22 Nathan Sidwell <nathan@acm.org>
4073 * gcc-ar.c (main): Fix indentation.
4074 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
4075 * ggc-page.c (move_ptes_to_front): Fix formatting.
4076 * hsa-dump.c (dump_has_cfun): Fix indentation.
4077 * sel-sched-ir.h: Remove trailing blank lines.
4079 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4080 Alexander Monakov <amonakov@ispras.ru>
4082 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
4083 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
4084 (omp_clause_code_name): Add _simt_ name.
4085 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
4086 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
4087 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
4088 (scan_omp_simd): New function.
4089 (scan_omp_1_stmt): Use it in target regions if needed.
4090 (omp_max_vf): Don't max with omp_max_simt_vf.
4091 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
4092 OMP_CLAUSE__SIMT_ is present.
4093 (lower_rec_input_clauses): Compute maybe_simt from presence of
4095 (lower_lastprivate_clauses): Likewise.
4096 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
4097 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
4098 * internal-fn.def (GOMP_USE_SIMT): New internal function.
4099 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
4101 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
4103 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
4104 (expand_GOMP_SIMT_VF): New.
4105 (expand_GOMP_SIMT_LAST_LANE): New.
4106 (expand_GOMP_SIMT_ORDERED_PRED): New.
4107 (expand_GOMP_SIMT_VOTE_ANY): New.
4108 (expand_GOMP_SIMT_XCHG_BFLY): New.
4109 (expand_GOMP_SIMT_XCHG_IDX): New.
4110 * internal-fn.def (GOMP_SIMT_LANE): New.
4111 (GOMP_SIMT_VF): New.
4112 (GOMP_SIMT_LAST_LANE): New.
4113 (GOMP_SIMT_ORDERED_PRED): New.
4114 (GOMP_SIMT_VOTE_ANY): New.
4115 (GOMP_SIMT_XCHG_BFLY): New.
4116 (GOMP_SIMT_XCHG_IDX): New.
4117 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
4118 (create_omp_child_function): ...here. Set "omp target entrypoint"
4119 or "omp declare target" attribute based on is_gimple_omp_offloaded.
4120 (omp_max_simt_vf): New. Use it...
4121 (omp_max_vf): ...here.
4122 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
4123 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
4124 (lower_omp_ordered): Likewise, for "ordered" lowering.
4125 (expand_omp_simd): Add SIMT transforms.
4126 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
4127 (execute_omp_device_lower): New.
4128 (pass_data_omp_device_lower): New.
4129 (pass_omp_device_lower): New pass.
4130 (make_pass_omp_device_lower): New.
4131 * passes.def (pass_omp_device_lower): Position new pass.
4132 * tree-pass.h (PROP_gimple_lomp_dev): Define.
4133 (make_pass_omp_device_lower): Declare.
4135 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4138 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
4139 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
4141 (_mm_maskz_load_epi64): Likewise.
4142 (_mm_setzero_hi): Removed.
4143 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
4145 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
4146 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
4147 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
4148 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
4149 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
4150 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
4151 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
4152 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
4153 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
4154 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
4155 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
4157 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
4158 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
4159 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
4160 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
4161 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
4162 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
4163 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
4164 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
4165 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
4166 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
4167 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
4168 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
4169 instead of _mm_setzero_hi.
4170 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
4171 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
4172 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
4173 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
4174 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
4175 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
4176 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
4177 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
4178 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
4179 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
4180 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
4181 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
4182 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
4183 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
4184 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
4185 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
4186 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
4187 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
4188 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
4189 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
4190 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
4191 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
4192 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
4193 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
4194 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
4195 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
4197 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
4198 instead of _mm_setzero_hi.
4199 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
4200 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
4201 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
4202 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
4203 _mm_setzero_si128 instead of _mm_setzero_di.
4204 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
4205 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
4206 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
4207 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
4208 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
4209 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
4210 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
4211 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
4212 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
4213 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
4214 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
4215 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
4216 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
4217 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
4218 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
4219 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
4220 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
4221 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
4222 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
4223 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
4224 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
4225 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
4226 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
4227 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
4228 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
4229 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
4230 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
4231 _mm512_maskz_insertf32x8): Formatting fixes.
4232 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
4233 _mm_setzero_si128 instead of _mm_setzero_di.
4234 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
4235 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
4236 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
4237 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
4238 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
4239 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
4240 _mm_setzero_si128 instead of _mm_setzero_di.
4241 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
4243 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
4244 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
4245 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
4246 _mm_setzero_si128 instead of _mm_setzero_hi.
4247 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
4248 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
4249 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
4250 instead of _mm_setzero_di.
4251 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
4252 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
4254 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
4255 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
4257 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
4259 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
4260 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
4261 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
4263 2016-11-22 Carl Love <cel@us.ibm.com>
4265 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
4266 equal and vector compare not equal. The vector compares take two
4267 arguments of type vector bool char, vector bool short, vector bool int,
4268 vector bool long long with the same return type.
4269 * doc/extend.texi: Update built-in documentation file for the new
4272 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
4274 * Makefile.in ($(lang_checks_parallelized)): Fix detection
4277 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
4279 * config.gcc: Allow new rmprofile value for configure option
4280 --with-multilib-list.
4281 * config/arm/t-rmprofile: New file.
4282 * doc/install.texi (--with-multilib-list): Document new rmprofile value
4285 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4288 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
4289 register operand in alternatives 4,5,6.
4291 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
4294 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
4295 in save register mask if it is needed.
4297 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4299 PR tree-optimization/78436
4300 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
4301 (shift_bytes_in_array, shift_bytes_in_array_right,
4302 merged_store_group::apply_stores): Formatting fixes.
4303 (clear_bit_region): Likewise. Use memset.
4304 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
4305 instead of EXPR and inerted instead of inserted. Use memset instead
4306 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
4310 * expmed.c (expand_divmod): Use wide_int for computation of
4311 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
4312 Use size <= HOST_BITS_PER_WIDE_INT instead of
4313 HOST_BITS_PER_WIDE_INT >= size.
4315 PR tree-optimization/78445
4316 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
4317 any_complicated_phi, version loop even if flag_tree_loop_if_convert
4318 is 1. Formatting fix.
4320 2016-11-22 Martin Liska <mliska@suse.cz>
4323 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
4324 (sem_function::get_hash): Use the new field.
4325 (sem_function::parse): Remove an argument from ctor.
4326 (sem_variable::parse): Likewise.
4327 (sem_variable::get_hash): Use the new field.
4328 (sem_item_optimizer::read_section): Use new ctor and set hash.
4329 * ipa-icf.h: _hash is removed from sem_item::sem_item,
4330 sem_variable::sem_variable, sem_function::sem_function.
4332 2016-11-21 Jeff Law <law@redhat.com>
4335 * config/cris/cris.md: Don't call copy_to_mode_reg unless
4336 can_create_pseudo_p is true.
4338 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
4341 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
4342 *rotldi3_insert_7): New define_insns.
4344 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4346 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
4347 so that DImode can be allocated to FP/vector registers in more
4348 cases, and we can avoid direct move operations. If the register
4349 needs reloading, prefer GPRs over FP/vector registers. In the
4350 case of FPR vs. Altivec registers, prefer FPR registers unless we
4351 have the ISA 3.0 reg+offset scalar instructions.
4352 (movdi_internal64): Likewise.
4354 2016-11-21 Jakub Jelinek <jakub@redhat.com>
4357 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
4358 for tmp simd array if DECL_NAME (parm) is NULL.
4360 2016-11-20 Jeff Law <law@redhat.com>
4363 * config/m68k/predicates.md (swap_peephole_relational_operator): New
4365 * config/m68k/m68k.md (relational tests against 65535/65536): New
4368 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4370 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
4372 2016-11-21 Martin Sebor <msebor@redhat.com>
4374 * doc/invoke.texi (-fprintf-return-value): Document that option
4375 is enabled by default.
4377 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4379 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
4380 for-loop declaration of loop variable.
4381 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
4382 * config/avr/avr.c (avr_popcount_each_byte)
4383 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
4384 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
4385 (avr_expand_epilogue, avr_function_arg_advance)
4386 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
4387 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
4388 (avr_adjust_reg_alloc_order, output_reload_in_const)
4389 (avr_conditional_register_usage, avr_find_unused_d_reg)
4390 (avr_map_decompose, avr_fold_builtin): Same.
4392 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4394 * config/avr/avr.c (avr_popcount): Remove static function.
4395 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
4397 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
4399 * arm.opt (mapcs-float): Delete option.
4400 * arm.c (arm_option_override): Remove hunk relating to
4402 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
4404 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
4406 * tree-tailcall.c (process_assignment): Simplify the check for
4407 a valid copy, allowing the source to be a local variable as
4408 well as an SSA name.
4409 (find_tail_calls): Allow copies between local variables to follow
4410 the call. Allow the result to be stored in any local variable,
4411 even if it's an aggregate.
4412 (eliminate_tail_call): Check whether the result is an SSA name
4413 before updating its SSA_NAME_DEF_STMT.
4415 2016-11-21 David Malcolm <dmalcolm@redhat.com>
4417 PR preprocessor/78324
4418 * input.c (get_substring_ranges_for_loc): Fail gracefully if
4419 -ftrack-macro-expansion has a value other than 2.
4421 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
4423 PR rtl-optimization/78400
4424 * shrink-wrap.c (try_shrink_wrapping_separate): Call
4425 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
4426 and df_update_exit_block_uses.
4428 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4431 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
4432 new default-enabled warning..
4433 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
4434 (BT_PTR_CONST_STRING): Updated.
4435 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
4436 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
4437 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
4438 (strftime): Update builtin function.
4439 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
4440 * tree.h (const_tm_ptr_type_node): New type node.
4441 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
4442 const_tm_ptr_type_node.
4444 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4446 PR tree-optimization/78413
4447 * tree-if-conv.c (versionable_outer_loop_p): Require that both
4448 inner and outer loop latches have single predecessors.
4450 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4453 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
4454 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
4456 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4458 * rtl.h: Adjust prototype.
4459 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
4460 (dead_or_set_regno_p): Likewise.
4462 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4464 * rtl.h: Adjust prototype.
4465 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
4467 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4469 * function.c (contains): Change argument type to rtx_insn *.
4470 (prologue_contains): Likewise.
4471 (epilogue_contains): Likewise.
4472 (prologue_epilogue_contains): Likewise.
4473 * function.h: Adjust prototype.
4475 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4477 * optabs.c (emit_libcall_block): Change argument type to
4479 * optabs.h: Adjust prototype.
4481 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4483 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
4484 (fixup_reorder_chain): Adjust.
4485 * cfgrtl.h: Adjust prototype.
4487 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4489 * rtl.h: Adjust prototype.
4490 * rtlanal.c (replace_label_in_insn): Change argument type to
4493 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4495 * config/v850/v850.c (expand_prologue): Adjust.
4496 (expand_epilogue): Likewise.
4497 * expr.c (init_expr_target): Likewise.
4498 * genrecog.c (print_subroutine): Always make the argument type
4500 * recog.h: Adjust prototype.
4502 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4504 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
4505 up variables to make some rtx_insn *.
4506 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
4507 * config/arc/arc.c: Likewise.
4508 * config/arm/arm.c: Likewise.
4509 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
4510 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
4512 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
4514 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4516 * config/arm/arm.c (legitimize_pic_address): Change to use
4517 rtx_insn * as the type of variables.
4518 (arm_pic_static_addr): Likewise.
4519 (arm_emit_movpair): Likewise.
4520 * config/c6x/c6x.c (reorg_split_calls): Likewise.
4521 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
4522 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
4523 * config/frv/frv.md: Likewise.
4524 * config/i386/i386-protos.h: Likewise.
4525 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
4526 (ix86_split_fp_branch): Likewise.
4527 (predict_jump): Likewise.
4528 * config/ia64/ia64.c: Likewise.
4529 * config/mcore/mcore.c: Likewise.
4530 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
4531 * config/s390/s390.c: Likewise.
4532 * config/s390/s390.md: Likewise.
4533 * config/spu/spu.md: Likewise.
4534 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
4535 * lower-subreg.c (resolve_simple_move): Likewise.
4537 2016-11-20 Jeff Law <law@redhat.com>
4540 * reload.h (struct target_reload): Make x_double_reg_address_ok
4542 * reload.c (find_reloads_address): Check if double_reg_address_ok
4543 is true for the mode of the memory reference.
4544 * reload1.c (init_reload): Initialize double_reg_address_ok for
4547 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
4550 * tree-ssa-uninit.c: Define new global max_phi_args.
4551 (compute_uninit_opnds_pos): Use max_phi_args.
4552 (prune_uninit_phi_opnds): Same.
4553 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
4554 missing NUM_PREDS in function comment.
4555 (can_one_predicate_be_invalidated_p): New.
4556 (can_chain_union_be_invalidated_p): New.
4557 (flatten_out_predicate_chains): New.
4558 (uninit_ops_invalidate_phi_use): New.
4559 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
4561 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
4563 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
4564 * match.pd (A /[ex] B CMP C): New simplifications.
4566 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
4568 * match.pd (0 / X, X / X, X % X): New simplifications.
4570 2016-11-19 Jakub Jelinek <jakub@redhat.com>
4572 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
4573 when checking if callee's isa flags are subset of caller's isa flags.
4574 Fix comment wording.
4576 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
4577 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
4578 instead and using = 0 instead of &= 0.
4580 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
4581 ix86_add_new_builtins): Formatting fixes.
4582 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
4583 (ix86_get_builtin): Likewise.
4585 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
4586 don't initialize it, don't use it for the case where it isn't
4587 provable %{z} nor using the same argument, instead move merge
4588 argument into a new pseudo and use that as target. Formatting fixes.
4590 2016-11-19 Jeff Law <law@redhat.com>
4593 * config/m68k/m68k.md (bsetdreg): New pattern.
4594 (bchgdreg, bclrdreg): Likewise.
4596 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
4599 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
4600 instead of force_reg.
4601 (sh_expand_setmem): Likewise.
4603 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
4605 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
4607 2016-11-18 Walter Lee <walt@tilera.com>
4609 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
4610 end-of-bundle marker for consecutive barriers.
4612 2016-11-18 Walter Lee <walt@tilera.com>
4614 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
4616 2016-11-18 Jakub Jelinek <jakub@redhat.com>
4619 * multiple_target.c (get_attr_len): Start with argnum and increment
4620 argnum on every arg. Use strchr in a loop instead of counting commas
4622 (get_attr_str): Increment argnum for every comma in the string.
4623 (separate_attrs): Use for instead of while loop, simplify.
4624 (expand_target_clones): Rename defenition argument to definition.
4625 Free attrs and attr_str even when diagnosing errors. Temporarily
4626 change input_location around targetm.target_option.valid_attribute_p
4627 calls. Don't emit warning or errors if that function fails.
4629 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
4632 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
4633 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
4634 abbrev_opt_base_type_end only by increasing die_abbrev, before
4636 (optimize_abbrev_table): Don't change abbrev numbers of
4637 base types and CU or optimize implicit consts in them if
4638 calc_base_type_die_sizes has been called during build_abbrev_table.
4639 (calc_base_type_die_sizes): If abbrev_opt_start, set
4640 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
4642 2016-11-18 Jeff Law <law@redhat.com>
4645 * config/m68k/m68k.c (moveq feeding equality comparison): New
4647 * config/m68k/predicates.md (addq_subq_operand): New predicate.
4648 (equality_comparison_operator): Likewise.
4650 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4652 * rtlanal.c (load_extend_op): Move to...
4653 * rtl.h: ...here and make inline.
4655 2016-11-18 Terry Guo <terry.guo@arm.com>
4656 Thomas Preud'homme <thomas.preudhomme@arm.com>
4658 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
4659 * config/arm/arm-opts.h: Include arm-flags.h.
4660 (struct arm_arch_core_flag): Define.
4661 (arm_arch_core_flags): Define.
4662 * config/arm/arm-protos.h: Include arm-flags.h
4663 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
4664 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
4665 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
4666 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
4667 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
4668 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
4669 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
4670 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
4671 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
4672 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
4673 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
4674 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
4675 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
4676 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
4677 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
4678 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
4679 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
4680 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
4681 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
4682 ARM_FSET_CPU_SUBSET): Move to ...
4683 * config/arm/arm-flags.h: This new file.
4684 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
4685 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
4686 (TARGET_MODE_SPECS): Define.
4687 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
4689 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
4691 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
4692 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
4693 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
4694 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
4695 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
4696 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
4697 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
4698 missing and make value unsigned.
4699 (arm_feature_set): Use unsigned entries instead of unsigned long.
4701 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
4703 Re-apply after PR bootstrap/77359 is fixed:
4704 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4706 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4707 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
4710 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
4713 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
4714 variables in functions calling alloca. Also update the ASCII
4716 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
4717 (STACK_DYNAMIC_OFFSET): Likewise.
4718 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
4719 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
4722 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4723 Alan Hayward <alan.hayward@arm.com>
4724 David Sherwood <david.sherwood@arm.com>
4726 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
4727 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
4728 (add_const_value_attribute): Likewise.
4729 * explow.c (plus_constant): Likewise.
4730 * expmed.c (expand_mult, make_tree): Likewise.
4731 * expr.c (convert_modes): Likewise.
4732 * loop-doloop.c (doloop_optimize): Likewise.
4733 * postreload.c (reload_cse_simplify_set): Likewise.
4734 * simplify-rtx.c (simplify_const_unary_operation): Likewise
4735 (simplify_binary_operation_1, simplify_const_binary_operation):
4737 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
4738 * wide-int.h: Update documentation to recommend rtx_mode_t
4739 instead of std::make_pair.
4741 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4742 Alan Hayward <alan.hayward@arm.com>
4743 David Sherwood <david.sherwood@arm.com>
4745 * tree.h (SET_DECL_MODE): New macro.
4746 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
4747 (expand_gimple_basic_block): Likewise.
4748 * function.c (split_complex_args): Likeise.
4749 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
4750 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
4751 * stor-layout.c (layout_decl, relayout_decl): Likewise.
4752 (finish_bitfield_representative): Likewise.
4753 * tree.c (make_node_stat): Likewise.
4754 * tree-inline.c (remap_ssa_name): Likewise.
4755 (tree_function_versioning): Likewise.
4756 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
4757 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
4758 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
4759 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
4760 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
4761 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
4762 * varasm.c (make_debug_expr_from_rtl): Likewise.
4764 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
4766 PR rtl-optimization/71785
4767 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
4768 (duplicate_computed_gotos): New function.
4769 (pass_duplicate_computed_gotos::execute): Rewrite.
4771 2016-11-17 Jeff Law <law@redhat.com>
4774 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
4775 barrier prior to deallocating the stack.
4777 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
4779 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
4780 to make better use of cmem loads in the case where a single bit is
4782 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
4784 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
4786 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
4788 (isa_names_table): Handle new features.
4790 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
4791 Andrew Senkevich <andrew.senkevich@intel.com>
4793 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
4794 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
4795 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
4796 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
4797 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
4798 * config/i386/avx5124fmapsintrin.h: New file.
4799 * config/i386/avx5124vnniwintrin.h: Ditto.
4800 * config/i386/constraints.md (h): New constraint.
4801 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
4802 * config/i386/driver-i386.c (host_detect_local_cpu):
4803 Detect avx5124fmaps, avx5124vnniw.
4804 * config/i386/i386-builtin-types.def: Add types
4805 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
4806 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
4807 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
4808 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
4809 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
4810 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
4811 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
4812 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
4813 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
4814 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
4815 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
4816 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
4817 __builtin_ia32_vp4dpwssds_mask): New.
4818 * config/i386/i386-c.c (ix86_target_macros_internal):
4819 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
4820 * config/i386/i386-modes.def: Fixed comment typos, added new
4821 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
4822 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
4824 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
4825 (ix86_option_override_internal): Handle new options.
4826 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
4828 (ix86_expand_builtin): Handle new builtins.
4829 (ix86_additional_allocno_class_p): New.
4830 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
4831 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
4832 (reg_class): Add MOD4_SSE_REGS.
4833 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
4834 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
4835 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
4836 avx5124vnniwintrin.h.
4837 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
4838 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
4839 (define_mode_iterator IMOD4): New.
4840 (define_mode_attr imod4_narrow): Ditto.
4841 (define_insn "mov<mode>"): Ditto.
4842 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
4843 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
4844 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
4845 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
4846 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
4847 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
4848 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
4849 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
4850 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
4851 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
4852 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
4853 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
4854 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
4855 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
4856 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
4857 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
4858 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
4859 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
4860 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
4861 * genmodes.c (mode_size_inline): Extend return type.
4862 * machmode.h (mode_size, mode_base_align): Extend type.
4864 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
4867 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
4868 the appropriate checks for SFmode/DFmode load/stores in GPR
4870 (fusion_addis_mem_combo_store): Likewise.
4871 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
4872 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
4873 d-form instructions for traditional Altivec registers.
4874 (emit_fusion_p9_load): Likewise.
4875 (emit_fusion_p9_store): Likewise.
4876 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
4877 early clobber from scratch register. Do not match if the register
4878 being stored is the scratch register.
4879 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
4880 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
4881 instructions for traditional Altivec registers.
4882 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
4883 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
4884 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
4886 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
4889 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
4890 being live in the function and lr needing to be saved. Distinguish
4891 between already saved pushable registers and registers to push.
4892 Check for LR being an available pushable register.
4894 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4896 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
4897 string input is a string constant.
4898 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
4899 via cmpstrnsi even if neither string is constant.
4901 2016-11-17 Jakub Jelinek <jakub@redhat.com>
4904 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
4905 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
4906 instead, return false if it is NULL, or doesn't fit into uhwi, or
4907 is larger or equal to targetm.max_anchor_offset.
4909 2016-11-17 Pip Cet <pipcet@gmail.com>
4910 Eric Botcazou <ebotcazou@adacore.com>
4912 PR rtl-optimization/78355
4913 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
4914 needs to deal with unaligned accesses.
4915 * doc/tm.texi: Regenerate.
4916 * lra-constraints.c (simplify_operand_subreg): Only invoke
4917 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
4919 2016-11-17 David Malcolm <dmalcolm@redhat.com>
4921 * input.c (selftest::test_lexer_string_locations_long_line): New
4923 (selftest::test_lexer_string_locations_raw_string_multiline): New
4925 (selftest::input_c_tests): Call the new functions, via
4926 for_each_line_table_case.
4928 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4930 * config/aarch64/aarch64.md (mov<mode>): Call
4931 aarch64_split_dimode_const_store on DImode constant stores.
4932 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
4934 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
4937 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4938 Richard Biener <rguenther@suse.de>
4940 PR tree-optimization/77848
4941 * tree-if-conv.c (tree_if_conversion): Always version loops unless
4942 the user specified -ftree-loop-if-convert.
4944 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
4947 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
4948 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
4949 *thumb2_strd_base_neg): Recognize insn regardless of
4950 current_tune->prefer_ldrd_strd.
4951 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
4954 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
4956 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
4959 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
4961 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
4963 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
4964 * config/arc/arc-cpus.def (quarkse_em): Add.
4965 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
4966 * config/arc/arc-opts.h (FPX_QK): Define.
4967 * config/arc/arc-tables.opt: Regenerate.
4968 * config/arc/arc.c (gen_compare_reg): Change.
4969 (arc_register_move_cost): Avoid Dy,Dx moves.
4970 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
4971 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
4972 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
4974 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
4975 (fix_truncsfsi2_fpu): Rename.
4976 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
4977 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
4978 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
4979 * config/arc/t-multilib: Regenerate.
4981 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
4983 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
4985 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
4986 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
4987 (avr_rtx_costs_1, extra_constraint_Q): Same.
4988 (avr_address_cost): Use SUBREG_P if possible.
4990 2016-11-17 Richard Biener <rguenther@suse.de>
4993 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
4994 non-local goto into CFG.
4996 2016-11-17 Richard Biener <rguenther@suse.de>
4998 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
4999 backward compatibility.
5000 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
5001 * tree-if-conv.c (pass_if_conversion::gate): Do not test
5002 flag_tree_loop_if_convert_stores.
5003 (pass_if_conversion::execute): Likewise.
5005 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5007 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
5008 const_double code before calling aarch64_float_const_zero_rtx_p.
5010 2016-11-17 Richard Biener <rguenther@suse.de>
5012 PR tree-optimization/78306
5013 * ipa-inline-analysis.c (initialize_inline_failed): Do not
5014 inhibit inlining if function calls cilk_spawn.
5015 (can_inline_edge_p): Likewise.
5017 2016-11-17 Richard Biener <rguenther@suse.de>
5020 * fold-const.c (negate_expr_p): Fix multiplication case.
5022 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
5025 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
5027 (TARGET_INIT_LIBFUNCS): Delete definition and...
5028 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
5031 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
5033 * config/netbsd-stdint.h: New.
5034 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
5035 (x86_64-*-netbsd*): Likewise.
5037 2016-11-16 Andrew PInski <apinski@cavium.com>
5039 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
5040 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
5041 flag_aarch64_verbose_cost instead of checking for details dump.
5042 (aarch64_rtx_costs_wrapper): Likewise.
5044 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5046 PR rtl-optimization/78378
5047 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
5048 inner only if pos is 0. Fix up formatting.
5050 2016-11-17 Alan Modra <amodra@gmail.com>
5052 PR rtl-optimization/78325
5053 PR rtl-optimization/70890
5054 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
5057 2016-11-16 Jason Merrill <jason@redhat.com>
5059 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
5061 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5062 Richard Biener <rguenther@suse.de>
5064 PR tree-optimization/77848
5065 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
5066 an outer loop, only save basic block aux information for the inner
5068 (versionable_outer_loop_p): New function.
5069 (tree_if_conversion): Version the outer loop instead of the inner
5070 one if the pattern will be recognized for outer-loop
5073 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
5075 * gcc/bb-reorder.c: Remove 'toplev.h' include.
5076 (pass_partition_blocks::gate): No longer check
5077 user_defined_section_attribute, instead check the function decl
5078 for a section attribute.
5079 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
5080 set user_defined_section_attribute.
5081 * gcc/final.c (rest_of_handle_final): Likewise.
5082 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
5083 * gcc/toplev.h: Remove declaration of
5084 user_defined_section_attribute.
5086 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5088 * config/mips/mips.md (casesi_internal_mips16_<mode>):
5089 Explicitly switch between JR and JRC for the table jump. Adjust
5092 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5094 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
5095 `insn_count' to 11 rather than 16.
5097 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5099 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
5100 `ltu' rather than `leu' operation in the RTL pattern
5102 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5104 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
5105 missing <d> instruction prefixes throughout. Correct
5108 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5110 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
5111 rather than R_MIPS_JALR relocation in microMIPS code. Do not
5112 cancel short delay slots in PIC call relaxation.
5114 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
5116 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
5117 general register with general register or ARM constant into SP
5120 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5123 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
5124 that loop->header == body_bb if broken_loop.
5126 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
5128 * tree-ssa-math-opts.c (bswap_replace): Remove test
5129 of SLOW_UNALIGNED_ACCESS.
5131 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
5133 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
5134 is selected. Pass -mgomp to offload compiler in OpenMP case.
5135 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
5136 declaration from nvptx.c.
5137 (nvptx_gen_shuffle): Declare.
5138 (nvptx_output_set_softstack): Declare.
5139 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
5140 (need_softstack_decl): New variable.
5141 (need_unisimt_decl): New variable.
5142 (diagnose_openacc_conflict): New. Use it...
5143 (nvptx_option_override): ...here. Handle TARGET_GOMP.
5144 (nvptx_encode_section_info): Handle "shared" attribute.
5145 (write_as_kernel): Restrict to OpenACC target regions.
5146 (init_softstack_frame): New.
5147 (nvptx_init_unisimt_predicate): New.
5148 (write_omp_entry): New. Use it...
5149 (nvptx_declare_function_name): ...here to emit OpenMP target region
5150 entrypoints. Handle TARGET_SOFT_STACK. Call
5151 nvptx_init_unisimt_predicate.
5152 (nvptx_output_set_softstack): New.
5153 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
5154 (nvptx_gen_shuffle): Export.
5155 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
5157 (nvptx_print_operand): Fix handling of instruction predicates.
5158 (nvptx_get_unisimt_master): New helper function.
5159 (nvptx_get_unisimt_predicate): Ditto.
5160 (nvptx_call_insn_is_syscall_p): Ditto.
5161 (nvptx_unisimt_handle_set): Ditto.
5162 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
5163 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
5164 (nvptx_handle_shared_attribute): New. Use it...
5165 (nvptx_attribute_table): ... here (new entry).
5166 (nvptx_record_offload_symbol): Handle NULL attributes.
5167 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
5168 (nvptx_simt_vf): New.
5169 (TARGET_SIMT_VF): Define.
5170 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
5171 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
5172 -muniform-simt option is active.
5173 (STACK_SIZE_MODE): Define.
5174 (FIXED_REGISTERS): Adjust.
5175 (SOFTSTACK_SLOT_REGNUM): New.
5176 (SOFTSTACK_PREV_REGNUM): New.
5177 (REGISTER_NAMES): Adjust.
5178 (struct machine_function): New fields.
5179 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
5180 (UNSPEC_VOTE_BALLOT): Ditto.
5181 (UNSPEC_LANEID): Ditto.
5182 (UNSPECV_NOUNROLL): Ditto.
5183 (atomic): New attribute.
5184 (predicable): New attribute. Generate predicated forms via
5186 (br_true): Mark as not predicable.
5188 (br_true_uni): Ditto.
5189 (br_false_uni): Ditto.
5191 (trap_if_true): Ditto.
5192 (trap_if_false): Ditto.
5193 (nvptx_fork): Ditto.
5194 (nvptx_forked): Ditto.
5195 (nvptx_joining): Ditto.
5196 (nvptx_join): Ditto.
5197 (nvptx_barsync): Ditto.
5198 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
5199 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
5200 (allocate_stack_<mode>): Remove unused pattern.
5201 (set_softstack_insn): New pattern.
5202 (restore_stack_block): Handle for TARGET_SOFT_STACK.
5203 (nvptx_vote_ballot): New pattern.
5204 (omp_simt_lane): Ditto.
5205 (omp_simt_last_lane): Ditto.
5206 (omp_simt_ordered): Ditto.
5207 (omp_simt_vote_any): Ditto.
5208 (omp_simt_xchg_bfly): Ditto.
5209 (omp_simt_xchg_idx): Ditto.
5210 (nvptx_nounroll): Ditto.
5211 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
5212 (atomic_exchange<mode>): Ditto.
5213 (atomic_fetch_add<mode>): Ditto.
5214 (atomic_fetch_addsf): Ditto.
5215 (atomic_fetch_<logic><mode>): Ditto.
5216 * config/nvptx/nvptx.opt (msoft-stack): New option.
5217 (muniform-simt): Ditto.
5219 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
5220 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
5221 * doc/invoke.texi (msoft-stack): Document.
5222 (muniform-simt): Document
5224 * doc/tm.texi: Regenerate.
5225 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
5226 * target.def: Define it.
5227 * target-insns.def (omp_simt_lane): New.
5228 (omp_simt_last_lane): New.
5229 (omp_simt_ordered): New.
5230 (omp_simt_vote_any): New.
5231 (omp_simt_xchg_bfly): New.
5232 (omp_simt_xchg_idx): New.
5234 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5236 * config/mips/mips-protos.h (mips_set_text_contents_type): New
5238 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
5239 (ASM_OUTPUT_CASE_END): Likewise.
5240 * config/mips/mips.c (mips_set_text_contents_type): New function.
5241 (mips16_emit_constants): Record the pool's initial label number
5242 with the `consttable' insn. Emit a `consttable_end' insn at the end.
5243 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
5244 for `consttable' insns.
5245 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
5246 for `consttable_end' insns.
5247 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
5248 (consttable): Add operand.
5249 (consttable_end): New insn.
5251 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
5253 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
5254 * tree-if-conv.c (tree_if_conversion): Make public.
5255 * * tree-if-conv.h: New file.
5256 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
5257 dynamic alias checks for epilogues.
5258 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
5259 * tree-vect-loop.c: include tree-if-conv.h.
5260 (new_loop_vec_info): Add zeroing orig_loop_info field.
5261 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
5262 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
5263 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
5264 using passed argument.
5265 (vect_transform_loop): Check if created epilogue should be returned
5266 for further vectorization with less vf. If-convert epilogue if
5267 required. Print vectorization success for epilogue.
5268 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
5269 if it is required, pass loop_vinfo produced during vectorization of
5270 loop body to vect_analyze_loop.
5271 * tree-vectorizer.h (struct _loop_vec_info): Add new field
5273 (LOOP_VINFO_ORIG_LOOP_INFO): New.
5274 (LOOP_VINFO_EPILOGUE_P): New.
5275 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
5276 (vect_do_peeling): Change prototype to return epilogue.
5277 (vect_analyze_loop): Add argument of loop_vec_info type.
5278 (vect_transform_loop): Return created loop.
5280 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
5282 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
5283 component as used also if LR_REGNO is a live input to the bb.
5284 * df-scan.c (df_get_entry_block_def_set): Return immediately after
5285 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
5286 (df_get_exit_block_use_set): Ditto.
5287 * df.h (df_scan_flags): New enum.
5288 * shrink-wrap.c (try_shrink_wrapping_separate): Set
5289 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
5290 df_update_entry_block_defs and df_update_exit_block_uses
5291 at the start; clear the flag and call those functions at the end.
5293 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5294 Alan Hayward <alan.hayward@arm.com>
5295 David Sherwood <david.sherwood@arm.com>
5297 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
5298 nb_iterations to the number of latch iterations rather than the
5299 number of loop iterations.
5301 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5302 Alan Hayward <alan.hayward@arm.com>
5303 David Sherwood <david.sherwood@arm.com>
5305 * combine.c (maybe_swap_commutative_operands): New function.
5306 (combine_simplify_rtx): Use it.
5307 (change_zero_ext): Likewise.
5308 (make_compound_operation_int): New function, split out of...
5309 (make_compound_operation): ...here. Use
5310 maybe_swap_commutative_operands for both.
5312 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
5314 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
5315 (neon-vfpv3): New FPU, currently an alias for 'neon'.
5316 * arm/arm-tables.opt: Regenerated.
5317 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
5319 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
5320 and 'neon' are aliases for specific implementations.
5322 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5323 Alan Hayward <alan.hayward@arm.com>
5324 David Sherwood <david.sherwood@arm.com>
5326 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
5327 and use it in the final call to gen_rtx_fmt_ee.
5328 (expand_vec_cond_expr): Update accordingly.
5329 (expand_vec_cmp_expr): Likewise.
5331 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5332 Alan Hayward <alan.hayward@arm.com>
5333 David Sherwood <david.sherwood@arm.com>
5335 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
5337 2016-11-16 Richard Biener <rguenther@suse.de>
5340 * gimplify.c (gimplify_function_tree): Do not instrument
5341 GNU extern inline functions.
5343 2016-11-16 Martin Liska <mliska@suse.cz>
5346 * gimplify.c (gimplify_switch_expr): Always save previous
5347 gimplify_ctxp->live_switch_vars.
5349 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
5351 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
5352 zero_extract operations to allow a movb to occur.
5353 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
5354 * testsuite/gcc.target/arc/movb-2.c: Likewise.
5355 * testsuite/gcc.target/arc/movb-5.c: Likewise.
5356 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
5359 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5360 Alan Hayward <alan.hayward@arm.com>
5361 David Sherwood <david.sherwood@arm.com>
5363 * expr.c (emit_group_load_1): Tighten check for whether an
5364 access involves only one operand of a CONCAT. Use extract_bit_field
5365 for constants if the bit range does span the whole operand.
5367 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5368 Alan Hayward <alan.hayward@arm.com>
5369 David Sherwood <david.sherwood@arm.com>
5371 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
5373 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5374 Alan Hayward <alan.hayward@arm.com>
5375 David Sherwood <david.sherwood@arm.com>
5377 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
5378 all three iteration counts with an any_* test. Use a single update
5379 for each count. Fix the calculation of nb_iterations_estimate.
5381 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5383 * config/pdp11/pdp11.c: Include dbxout.h.
5385 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5387 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
5389 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5392 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
5393 proper ranges for an SBFX instruction.
5394 (extzv_t2): Likewise for UBFX.
5396 2016-11-16 Richard Biener <rguenther@suse.de>
5398 PR tree-optimization/78348
5399 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
5400 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
5401 (classify_partition): Set PKIND_MEMCPY if dependence analysis
5402 revealed no dependency, PKIND_MEMMOVE otherwise.
5404 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5407 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
5408 it points to non-NULL tree, use it instead of ubsan_create_data.
5409 (instrument_si_overflow): Handle vector signed integer overflow
5411 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
5412 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
5413 vector IFN_UBSAN_CHECK_*.
5414 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
5415 pass it through to ubsan_build_overflow_builtin.
5416 (expand_neg_overflow, expand_mul_overflow): Likewise.
5417 (expand_vector_ubsan_overflow): New function.
5418 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
5419 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
5420 (expand_arith_overflow): Adjust expand_*_overflow callers.
5422 2016-11-16 Matthias Klose <doko@ubuntu.com>
5424 * doc/install.texi: Remove references to java/libjava.
5426 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
5428 * tree-ssa-coalesce.c (register_default_def): Remove
5429 register_ssa_partition.
5430 (create_outofssa_var_map): Likewise.
5431 * tree-ssa-live.c (register_ssa_partition_check): Remove.
5432 * tree-ssa-live.h (register_ssa_partition): Likewise.
5434 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
5436 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
5437 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
5438 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
5439 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
5440 rtx when all sub-rtx are also permanent.
5441 (attr_eq): Simplify.
5442 (attr_copy_rtx): Remove.
5443 (make_canonical, get_attr_value): Use attr_equal_p.
5444 (copy_boolean): Rehash NOT.
5445 (simplify_test_exp_in_temp,
5446 optimize_attrs): Remove call to attr_copy_rtx.
5447 (attr_alt_intersection, attr_alt_union,
5448 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
5449 (make_automaton_attrs): Use attr_eq.
5451 2016-11-15 Matthias Klose <doko@ubuntu.com>
5453 * doc/install.texi: Remove references to java/libjava.
5454 * doc/sourcebuild.texi: Likewise.
5455 * doc/invoke.texi: Likewise.
5456 * doc/standards.texi: Likewise.
5458 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5459 Alan Hayward <alan.hayward@arm.com>
5460 David Sherwood <david.sherwood@arm.com>
5462 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
5464 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5465 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5466 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5467 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5468 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5469 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5470 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5472 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5473 Alan Hayward <alan.hayward@arm.com>
5474 David Sherwood <david.sherwood@arm.com>
5476 * dce.c (check_argument_store): Pass the size instead of
5477 the memory reference.
5478 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
5480 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5481 Alan Hayward <alan.hayward@arm.com>
5482 David Sherwood <david.sherwood@arm.com>
5484 * alias.c (canon_rtx): Use simplify_gen_binary.
5486 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5487 Alan Hayward <alan.hayward@arm.com>
5488 David Sherwood <david.sherwood@arm.com>
5490 * rtl.h (load_extend_op): Declare.
5491 * rtlanal.c (load_extend_op): New function.
5492 (nonzero_bits1): Use it.
5493 (num_sign_bit_copies1): Likewise.
5494 * cse.c (cse_insn): Likewise.
5495 * fold-const.c (fold_single_bit_test): Likewise.
5496 (fold_unary_loc): Likewise.
5497 * fwprop.c (free_load_extend): Likewise.
5498 * postreload.c (reload_cse_simplify_set): Likewise.
5499 (reload_cse_simplify_operands): Likewise.
5500 * combine.c (try_combine): Likewise.
5501 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
5502 subreg_lowpart_p checks.
5504 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5505 Alan Hayward <alan.hayward@arm.com>
5506 David Sherwood <david.sherwood@arm.com>
5508 * combine.c (simplify_shift_const_1): Use the number of bits
5509 in the inner mode to determine the range of the shift.
5510 When handling shifts of vectors, skip any rules that apply
5513 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5514 Alan Hayward <alan.hayward@arm.com>
5515 David Sherwood <david.sherwood@arm.com>
5517 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
5520 2016-11-15 Matthias Klose <doko@ubuntu.com>
5522 * doc/install.texi: Remove references to gcj/libjava.
5523 * doc/invoke.texi: Likewise.
5525 2016-11-15 Jeff Law <law@redhat.com>
5527 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
5528 parameter. Callers changed.
5529 (check-subpath_and_update_thread_path): Extracted from
5530 fsm_find_control_statement_thread_paths.
5531 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
5532 (handle_phi, handle_assignment): Allow any constant node, not
5535 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
5537 * config/arc/arc-arch.h: New file.
5538 * config/arc/arc-arches.def: Likewise.
5539 * config/arc/arc-cpus.def: Likewise.
5540 * config/arc/arc-options.def: Likewise.
5541 * config/arc/t-multilib: Likewise.
5542 * config/arc/genmultilib.awk: Likewise.
5543 * config/arc/genoptions.awk: Likewise.
5544 * config/arc/arc-tables.opt: Likewise.
5545 * config/arc/driver-arc.c: Likewise.
5546 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
5547 * common/config/arc/arc-common.c (arc_handle_option): Trace
5549 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
5550 options; check for supported cpu against arc-cpus.def file.
5551 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
5552 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
5553 * config/arc/arc-c.def: Add emacs local variables.
5554 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
5555 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
5556 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
5557 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
5558 (DEFAULT_arc_fpu_build): Define.
5559 (DEFAULT_arc_mpy_option): Define.
5560 * config/arc/arc-protos.h (arc_init): Delete.
5561 * config/arc/arc.c (arc_cpu_name): New variable.
5562 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
5563 (arc_arc700, arc_arc600, arc_arc601): New variable.
5564 (arc_init): Add static; remove selection of default tune value,
5565 cleanup obsolete error messages.
5566 (arc_override_options): Make use of .def files for selecting the
5567 right cpu and option configurations.
5568 * config/arc/arc.h (stdbool.h): Include.
5569 (TARGET_CPU_DEFAULT): Define.
5570 (CPP_SPEC): Remove mcpu=NPS400 handling.
5571 (arc_cpu_to_as): Declare.
5572 (EXTRA_SPEC_FUNCTIONS): Define.
5573 (OPTION_DEFAULT_SPECS): Likewise.
5574 (ASM_DEFAULT): Remove.
5575 (ASM_SPEC): Use arc_cpu_to_as.
5576 (DRIVER_SELF_SPECS): Remove deprecated options.
5577 (arc_base_cpu): Declare.
5578 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
5579 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
5581 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
5582 * config/arc/arc.md (attr_cpu): Remove.
5583 * config/arc/arc.opt (mno-mpy): Deprecate.
5584 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
5585 (mcpu=ARCHS): Remove.
5586 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
5588 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
5589 (arc_fpu): Use new defines.
5590 (mpy-option): Change to use numeric or string like inputs.
5591 * config/arc/t-arc (driver-arc.o): New target.
5592 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
5593 * config/arc/t-arc-newlib: Delete.
5594 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
5595 * doc/invoke.texi (ARC): Update arc options.
5597 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
5599 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
5600 insn at the beginning of the constant pool.
5601 (mips_insert_insn_pseudos): New function.
5602 (mips_machine_reorg2): Call it.
5603 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
5604 UNSPEC_INSN_PSEUDO enum values.
5605 (insn_pseudo, consttable): New insns.
5607 2016-11-15 Michael Matz <matz@suse.de>
5609 PR missed-optimization/77881
5610 * combine.c (simplify_comparison): Remove useless subregs
5611 also inside the loop, not just after it.
5612 (make_compound_operation): Recognize some subregs as being
5615 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5616 Alan Hayward <alan.hayward@arm.com>
5617 David Sherwood <david.sherwood@arm.com>
5619 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
5622 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5624 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
5625 for using xxinsertw and vinsert{b,h} on ISA 3.0.
5627 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
5628 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
5629 vinsert{b,h} on ISA 3.0.
5631 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
5633 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
5634 and cmpnop in two steps: first the ones not accessed in original gimple
5635 expression in a endian independent way and then the ones not accessed
5636 in the final result in an endian-specific way.
5637 (bswap_replace): Stop doing big endian adjustment.
5639 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
5641 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
5642 (*ashl<mode>3_doubleword): Ditto.
5644 2016-11-14 Martin Liska <mliska@suse.cz>
5646 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
5648 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
5649 Richard Biener <rguenther@suse.de>
5651 * doc/invoke.texi (fgimple): Document.
5652 * dumpfile.h (TDF_GIMPLE): Add.
5653 * dumpfile.c (dump_options): Add gimple.
5654 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
5656 (dump_gimple_label): Likewise.
5657 (dump_gimple_phi): Likewise.
5658 (dump_gimple_bb_header): Likewise.
5659 (dump_phi_nodes): Likewise.
5660 (pp_cfg_jump): Likewise. Pass in dump flags.
5661 (dump_implicit_edges): Adjust.
5662 * passes.c (pass_init_dump_file): Do not dump function header
5664 * tree-cfg.c (dump_function_to_file): Dump function return type
5665 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
5667 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
5668 (dump_generic_node): Likewise.
5669 * function.h (struct function): Add pass_startwith member.
5670 * passes.c (execute_one_pass): Implement startwith.
5671 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
5672 and assign proper version for parsed ssa names.
5673 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
5674 * internal-fn.c (expand_PHI): New function.
5675 * internal-fn.h (expand_PHI): Declared here.
5676 * internal-fn.def: New defination for PHI.
5677 * tree-cfg.c (lower_phi_internal_fn): New function.
5678 (build_gimple_cfg): Call it.
5679 (verify_gimple_call): Condition for passing label as arg in internal
5681 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
5682 present PHIs with arguments.
5684 2016-11-14 Martin Liska <mliska@suse.cz>
5687 * common.opt: Add prefer-atomic as a new enum value for
5689 * coretypes.h: Likewise.
5690 * doc/invoke.texi: Document the new option value.
5691 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
5692 * tree-profile.c (tree_profiling): Select default value
5693 of -fprofile-update when 'prefer-atomic' is selected.
5695 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5697 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
5698 (cortex_a57_alu_shift): ...here.
5700 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5702 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
5704 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
5705 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
5706 (<optab>si3_insn_uxtw): Likewise.
5707 (<optab><mode>3_insn): Likewise.
5708 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
5709 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
5710 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
5711 (<optab><mode>): Likewise.
5712 (insv<mode>): Likewise.
5713 (andim_ashift<mode>_bfiz): Likewise.
5714 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
5715 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
5716 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
5717 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
5718 (exynos_m1_alu_p): Likewise.
5719 * config/arm/types.md: Add bfx.
5720 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
5722 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5724 * config/aarch64/aarch64.c (cortexa57_vector_cost):
5725 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
5727 2016-11-14 Richard Biener <rguenther@suse.de>
5729 PR tree-optimization/78312
5730 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
5731 flow-sensitive info.
5733 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
5736 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
5737 * config/avr/avr.opt (-mabsdata): New option.
5738 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
5739 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
5740 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
5741 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
5742 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
5743 spec depending on AVR_ISA_LDS.
5744 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
5746 2016-11-13 Jakub Jelinek <jakub@redhat.com>
5748 * match.pd: Don't try to compare addresses of variables with
5751 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
5753 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
5754 (propagate_vr_accross_jump_function): Handle unary expressions.
5755 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
5756 (load_from_param_1): New.
5757 (load_from_unmodified_param): Factor common part into load_from_param_1.
5758 (load_from_param): New.
5759 (compute_complex_assign_jump_func): Handle unary expressions.
5760 (update_jump_functions_after_inlining): Likewise.
5761 (ipa_write_jump_function): Likewise.
5762 (ipa_read_jump_function): Likewise.
5764 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5767 * doc/invoke.texi: Document Wrestrict.
5768 * pretty-print.c (pp_format): Add case for "Z" specifier.
5769 (test_pp_format): Test "Z" specifier.
5771 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
5773 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
5774 original function needs a static chain.
5776 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
5779 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
5782 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
5785 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
5786 return early if !optional_tbtab.
5788 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
5790 PR rtl-optimization/59461
5791 * doc/rtl.texi (paradoxical subregs): Add missing word.
5792 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
5793 in modes with precision larger than that of last_set_mode.
5794 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
5795 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
5796 REGs to paradoxical SUBREGs.
5797 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
5798 larger than a word before invoking LOAD_EXTEND_OP on it.
5800 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5803 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
5804 element order for little endian ordering.
5806 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
5807 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
5810 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
5813 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
5814 when calculating operand 2.
5815 (rotate to rotatex zext splitter): Ditto.
5817 2016-11-11 Jeff Law <law@redhat.com>
5819 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
5821 (stmt_uses_name_in_undefined_way): New function, extracted from
5822 find_implicit_erroneous_behavior and extended for div/mod case.
5823 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
5824 find_explicit_erroneous_behavior and extended for div/mod case.
5825 (find_implicit_erroneous_behavior): Use new helper function.
5826 (find_explicit_erroneous_behavior): Use new helper function.
5828 2016-11-11 Richard Biener <rguenther@suse.de>
5830 PR tree-optimization/71575
5831 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
5834 2016-11-11 Richard Biener <rguenther@suse.de>
5837 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
5838 about uninitialized destination arg of BIT_INSERT_EXPR.
5840 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
5843 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
5844 terminology. Expand to remove ambiguity.
5846 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
5848 PR rtl-optimization/78232
5849 * combine.c (try_combine): Add a big comment about why reusing i2dest
5851 (change_zero_ext): Do not call simplify_gen_binary, do the
5852 simplifications manually.
5854 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
5856 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
5857 enable HImode and QImode to go in vector registers by default if
5858 the -mvsx-small-integer option is enabled.
5859 (rs6000_secondary_reload_simple_move): Likewise.
5860 (rs6000_preferred_reload_class): Don't force integer constants to
5861 be loaded into vector registers that we can easily make into
5862 memory (or being created in the GPRs and moved over with direct move).
5863 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
5864 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
5865 vector extraction on ISA 3.0 when the scalar integer can be
5866 allocated in vector registers. Generate the VEC_SELECT directy,
5867 and don't use UNSPEC's to avoid having the scalar type in a vector
5868 register. Make the expander target registers, and let the
5869 combiner fold in results storing to memory, if the machine
5871 (vsx_extract_<mode>_di): Likewise.
5872 (vsx_extract_<mode>_p9): Likewise.
5873 (vsx_extract_<mode>_di_p9): Likewise.
5874 (vsx_extract_<mode>_store_p9): Likewise.
5875 (vsx_extract_si): Likewise.
5876 (vsx_extract_<mode>_p8): Likewise.
5877 (p9_lxsi<wd>zx): Delete, no longer used.
5878 (p9_stxsi<wd>x): Likewise.
5879 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
5880 integers in vector registers for ISA 3.0.
5881 (QHI): Update comment.
5882 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
5883 vector extract instructions in sign/zero extend.
5884 (zero_extendhi<mode>): Likewise.
5885 (extendqi<mode>): Likewise.
5886 (extendhi<mode>2): Likewise.
5887 (HImode splitter for load/sign extend in vector register): Likewise.
5888 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
5889 optimizing floating point conversions to/from small data types and
5890 rewrite it to support QImode/HImode being allowed in vector
5891 registers on ISA 3.0.
5892 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
5893 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
5894 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
5895 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
5896 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
5897 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
5898 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
5899 VSPLITISW on ISA 2.07.
5900 (movhi_internal): Combine movhi_internal and movqi_internal into
5901 one mov<mode>_internal with an iterator. Add support for QImode
5902 and HImode being allowed in vector registers. Make large number
5903 of attributes and constraints easier to read.
5904 (movqi_internal): Likewise.
5905 (mov<mode>_internal): Likewise.
5906 (movdi_internal64): Fix constraint to allow loading -16..15 with
5907 VSPLITISW on ISA 2.07.
5908 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
5911 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
5913 PR rtl-optimization/78241
5914 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
5915 but emit initial peel copy if niter expr is not reliable.
5917 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
5919 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
5920 (maybe_record_trace_start): If the CFI is different on the new and
5921 old paths, print out both to the dump file before ICEing.
5923 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
5925 * target.def (additional_allocno_class_p): New.
5926 * hooks.h (hook_bool_reg_class_t_false): New prototype.
5927 * hooks.c (hook_bool_reg_class_t_false): New.
5928 * ira.c (setup_allocno_and_important_classes): Use the new hook.
5929 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
5930 * doc/tm.texi: Update.
5932 2016-11-10 Jason Merrill <jason@redhat.com>
5934 * gengtype.c (new_structure): Append to structures list.
5935 (find_structure): Likewise.
5937 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
5939 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
5940 this_dir is 2. Check for this_dir non-zero before dir != this_dir
5943 2016-11-10 Jakub Jelinek <jakub@redhat.com>
5945 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
5946 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
5948 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
5949 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
5950 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
5951 teams distribute parallel for simd even to distribute and teams
5952 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
5953 OMP_CLAUSE_DEPEND_SINK case.
5954 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
5955 (omp_no_lastprivate): Removed.
5956 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
5957 (gimplify_omp_for): Likewise.
5958 (computable_teams_clause): Fail for automatic vars from current
5959 function not yet seen in bind expr.
5960 * langhooks.c (lhd_omp_scalar_p): New function.
5961 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
5962 * varpool.c (varpool_node::get_create): Set node->offloading
5963 even for DECL_EXTERNAL decls.
5964 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
5965 (LANG_HOOKS_OMP_SCALAR_P): Define.
5966 (LANG_HOOKS_DECLS): Use it.
5968 2016-11-10 Martin Liska <mliska@suse.cz>
5971 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
5972 only when SWITCH_BODY is a BIND_EXPR.
5974 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
5977 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
5978 on the context only when it has no DIE yet.
5980 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
5982 * arm.h (target_cpus): Delete.
5983 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
5984 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
5985 (all_architectures): Likewise.
5986 (arm_option_override): Adjust use of CPU enums.
5987 (arm_sched_reorder): Likewise.
5988 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
5989 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
5990 * arm/genopt.sh (processor_type): Prefix enumeration entries with
5992 * arm-tables.opt: Regenerated.
5994 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
5996 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
5998 * config/aarch64/aarch64-tune.md: Regenerated.
5999 * config/arm/arm-cores.def (falkor): New core.
6000 * config/arm/arm-tables.opt: Regenerated.
6001 * config/arm/arm-tune.md: Regenerated.
6002 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
6003 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
6004 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
6005 (ARM Options/-mtune): Likewise.
6007 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
6010 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6012 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
6013 (propagate_vr_accross_jump_function): Likewise.
6014 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
6015 (load_from_param_1): New.
6016 (load_from_unmodified_param): Factor common part into load_from_param_1.
6017 (load_from_param): New.
6018 (compute_complex_assign_jump_func): Handle unary expressions.
6019 (ipa_write_jump_function): Likewise.
6020 (ipa_read_jump_function): Likewise.
6022 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
6024 * simplify-rtx.c (simplify_binary_operation_1): Simplify
6025 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
6026 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
6029 2016-11-09 David Malcolm <dmalcolm@redhat.com>
6031 * print-rtl-function.c: Include varasm.h.
6032 (print_any_param_name): New function.
6033 (print_param): New function.
6034 (print_rtx_function): Call print_param for each argument.
6035 * print-rtl.c (rtx_writer::finish_directive): New function.
6036 * print-rtl.h (rtx_writer::finish_directive): New decl.
6038 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
6041 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
6042 operand 0 as earlyclobber.
6043 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
6045 2016-11-09 Martin Liska <mliska@suse.cz>
6047 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
6049 2016-11-09 Jakub Jelinek <jakub@redhat.com>
6052 * builtins.c (expand_builtin_memcmp): Formatting fix.
6054 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
6055 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
6056 or of them, renumber other enumerators.
6057 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
6058 * doc/invoke.texi: Document -fsanitize=shift-base and
6059 -fsanitize-shift-exponent, document -fsanitize=shift as
6060 having those 2 suboptions.
6062 2016-11-09 Richard Biener <rguenther@suse.de>
6064 * fold-const.c (tree_swap_operands_p): Remove unused arg.
6065 * fold-const.c (tree_swap_operands_p): Likewise.
6066 (fold_binary_loc): Adjust.
6067 (fold_ternary_loc): Likewise.
6068 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
6069 * gimple-fold.c (fold_stmt_1): Likewise.
6070 * gimple-match-head.c (gimple_resimplify2): Likewise.
6071 (gimple_resimplify3): Likewise.
6072 (gimple_simplify): Likewise.
6073 * tree-ssa-dom.c (record_equality): Likewise.
6074 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
6075 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
6076 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
6078 2016-11-09 Richard Biener <rguenther@suse.de>
6080 * tree-ssa-dom.c (canonicalize_comparison): Remove.
6081 (optimize_stmt): Remove redundant pre-propagation canonicalization
6082 of comparison operand order.
6084 2016-11-09 Martin Liska <mliska@suse.cz>
6086 * fold-const-call.c (fold_const_call): Fix the folding.
6088 2016-11-09 Richard Biener <rguenther@suse.de>
6090 * common.opt (flag_evaluation_order): Remove.
6091 * expr.c (expand_operands): Remove code guarded by
6092 flag_evaluation_order.
6093 * fold-const.c (reorder_operands_p): Remove, it always returns
6095 (negate_expr_p): Remove calls to reorder_operands_p.
6096 (fold_negate_expr): Likewise.
6097 (tree_swap_operands_p): Likewise.
6098 (fold_binary_loc): Likewise.
6100 2016-11-09 Andreas Schwab <schwab@suse.de>
6103 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
6104 insns operating on a register.
6106 2016-11-09 Richard Biener <rguenther@suse.de>
6108 PR tree-optimization/78007
6109 * tree-vect-stmts.c (vectorizable_bswap): New function.
6110 (vectorizable_call): Call vectorizable_bswap for
6111 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
6113 2016-11-09 Richard Biener <rguenther@suse.de>
6115 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
6116 Look at the DR_BASE_ADDRESS object for forcing alignment.
6118 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6120 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
6121 (propagate_vr_accross_jump_function): Likewise.
6122 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
6123 (load_from_param_1): New.
6124 (load_from_unmodified_param): Factor common part into load_from_param_1.
6125 (load_from_param): New.
6126 (compute_complex_assign_jump_func): Handle unary expressions.
6127 (ipa_write_jump_function): Likewise.
6128 (ipa_read_jump_function): Likewise.
6130 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6133 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
6134 Also fold constant passed as argument while computing value range.
6135 (propagate_constants_accross_call): Pass param type.
6136 * ipa-prop.c: export ipa_get_callee_param_type.
6137 * ipa-prop.h: export ipa_get_callee_param_type.
6139 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
6141 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
6142 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
6144 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
6146 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
6147 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
6148 ASAN_STACK_MAGIC_MIDDLE.
6149 (asan_global_struct): Increase the size of fields.
6150 (asan_add_global): Add new field constructor.
6151 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
6152 __asan_version_mismatch_check_v8.
6154 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
6156 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
6159 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
6162 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
6163 Handle ASHIFT and LSHIFTRT.
6164 (dimode_scalar_chain::compute_convert_gain): Ditto.
6165 (dimode_scalar_chain::convert_insn): Ditto.
6167 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6169 * gimple-ssa-store-merging.c: Include selftest.h
6170 (verify_array_eq): New function.
6171 (verify_shift_bytes_in_array): Likewise.
6172 (verify_shift_bytes_in_array_right): Likewise.
6173 (verify_clear_bit_region): Likewise.
6174 (verify_clear_bit_region_be): Likewise.
6175 (store_merging_c_tests): Likewise.
6176 * selftest.h (store_merging_c_tests): Declare prototype.
6177 * selftest-run-tests.c (selftest::run_tests): Run
6178 store_merging_c_tests.
6180 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6182 * config/arm/arm.opt (mold-rtx-costs): Delete.
6183 (mnew-generic-costs): Delete.
6184 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
6185 * config/arm/arm.c (arm_rtx_costs_1): Delete.
6186 (arm_size_rtx_costs): Likewise.
6187 (arm_slowmul_rtx_costs): Likewise.
6188 (arm_fastmul_rtx_costs): Likewise.
6189 (arm_xscale_rtx_costs): Likewise.
6190 (arm_9e_rtx_costs): Likewise.
6191 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
6192 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
6193 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
6194 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
6195 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
6196 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
6197 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
6198 arm_cortex_m7_tune):
6199 Delete rtx_costs field.
6200 (arm_new_rtx_costs): Rename to...
6201 (arm_rtx_costs_internal): ... This.
6202 (arm_rtx_costs): Remove old way of doing rtx costs.
6204 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6206 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
6207 (arm_fastmul_tune): Likewise.
6208 (arm_strongarm_tune): Likewise.
6209 (arm_xscale_tune): Likewise.
6210 (arm_9e_tune): Likewise.
6211 (arm_marvell_pj4_tune): Likewise.
6212 (arm_v6t2_tune): Likewise.
6213 (arm_v6m_tune): Likewise.
6214 (arm_fa726te_tune): Likewise.
6216 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6218 PR tree-optimization/78234
6219 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
6222 2016-11-08 Martin Liska <mliska@suse.cz>
6225 * dbgcnt.def: Add new debug counter asan_use_after_scope.
6226 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
6227 with a value expr. Do not add artificial variables to
6228 live_switch_vars. Use the debug counter.
6229 (gimplify_target_expr): Use the debug counter.
6230 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
6231 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
6232 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
6234 2016-11-08 Richard Biener <rguenther@suse.de>
6236 * tree-vect-stmts.c (get_group_load_store_type): If the
6237 access is aligned do not trigger peeling for gaps.
6238 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
6239 force alignment of vars with DECL_USER_ALIGN.
6241 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
6243 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
6245 2016-11-08 Richard Biener <rguenther@suse.de>
6247 PR tree-optimization/78205
6248 * tree-vect-stmts.c (vectorizable_load): Move check whether
6249 we may run into gaps when BB vectorizing SLP permutations ...
6250 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
6251 here where we can do a more precise check.
6253 2016-11-08 Richard Biener <rguenther@suse.de>
6255 PR tree-optimization/78224
6256 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
6257 Split the fallthru edge in case its successor may have PHIs.
6258 Do not free dominance info.
6260 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6263 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
6264 EH info even for bzhi and pdep/pext.
6266 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
6268 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
6269 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
6271 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
6273 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
6275 * config/rs6000/vector.md (div<mode>3): Ditto.
6277 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
6279 * configure.ac (.hidden): Change to conftest_s string. Provide string
6281 (gcc_cv_ld_hidden): Yes for AIX.
6282 * configure: Regenerate.
6284 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
6286 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
6287 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
6288 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
6289 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
6290 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
6291 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
6293 (rs6000_xcoff_visibility): New.
6294 (rs6000_xcoff_declare_function_name): Add visibility support.
6295 (rs6000_xcoff_asm_globalize_decl_name): New.
6296 (rs6000_xcoff_asm_output_aligned_decl_common): New.
6297 (rs6000_asm_weaken_decl): New.
6298 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
6299 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
6302 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
6305 * incpath.c (remove_dup): Also silently ignore EPERM.
6307 2016-11-07 Martin Jambor <mjambor@suse.cz>
6309 * tree.c (verify_type_variant): Use pointer comparison to check that
6310 TYPE_SIZE_UNIT match.
6312 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6315 * dse.c (dse_step5): Call scan_reads even if just
6316 insn_info->frame_read. Improve and fix dump file messages.
6319 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
6320 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
6322 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6325 * match.pd: Add following two patterns:
6326 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
6327 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
6329 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
6331 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
6332 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
6333 * rtl.h (duplicate_reg_notes): Declare.
6334 * rtlanal.c (duplicate_reg_note): New function.
6336 PR rtl-optimization/77309
6337 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
6338 don't assume an equality comparison for plain COMPARE.
6339 (simplify_comparison): Pass a more accurate code to
6340 make_compound_operation.
6342 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
6344 * target.def (compute_pressure_classes): New target hook.
6345 * doc/tm.texi.in: Document it.
6346 * doc/tm.texi: Regenerate.
6347 * ira.c (setup_pressure_classes): Call target hook if defined.
6349 2016-11-07 David Malcolm <dmalcolm@redhat.com>
6351 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
6353 (rtx_writer::print_rtx): In compact mode, omit trailing operands
6354 that have the default values.
6355 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
6357 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
6358 label string from expected dump.
6359 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
6362 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6365 * alias.c (nonoverlapping_memrefs_p): If one decl is
6366 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
6368 2016-11-07 Richard Biener <rguenther@suse.de>
6371 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
6374 2016-11-07 Richard Biener <rguenther@suse.de>
6376 PR tree-optimization/78218
6377 * gimple-ssa-store-merging.c
6378 (pass_store_merging::terminate_all_aliasing_chains):
6379 Drop unused argument, fix alias check to also consider uses.
6380 (pass_store_merging::execute): Adjust.
6382 2016-11-07 Richard Biener <rguenther@suse.de>
6384 PR tree-optimization/78228
6385 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
6388 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6391 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
6392 aarch64_simd_shift_imm_<mode> predicate for operand 1.
6393 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
6394 to restrict them to an appropriate range and add FAIL check if the
6395 region they specify is out of range. Delete useless constraint
6397 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
6398 2 and 3 to restrict their range and add pattern predicate.
6400 2016-11-07 Martin Liska <mliska@suse.cz>
6402 * asan.c (enum asan_check_flags): Move the enum to header file.
6403 (asan_init_shadow_ptr_types): Make type creation more generic.
6404 (shadow_mem_size): New function.
6405 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
6406 Rewritten stack unpoisoning code.
6407 (build_shadow_mem_access): Add new argument return_address.
6408 (instrument_derefs): Instrument local variables if use after scope
6409 sanitization is enabled.
6410 (asan_store_shadow_bytes): New function.
6411 (asan_expand_mark_ifn): Likewise.
6412 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
6413 * asan.h (enum asan_mark_flags): Moved here from asan.c
6414 (asan_protect_stack_decl): Protect all declaration that need
6416 (asan_sanitize_use_after_scope): New function.
6417 (asan_no_sanitize_address_p): Likewise.
6418 * cfgexpand.c (partition_stack_vars): Consider
6419 asan_sanitize_use_after_scope in condition.
6420 (expand_stack_vars): Likewise.
6421 * common.opt (-fsanitize-address-use-after-scope): New option.
6422 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
6423 Explain the parameter.
6424 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
6425 * gimplify.c (build_asan_poison_call_expr): New function.
6426 (asan_poison_variable): Likewise.
6427 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
6428 variables that have address taken.
6429 (gimplify_decl_expr): Likewise.
6430 (gimplify_target_expr): Likewise for C++ temporaries.
6431 (sort_by_decl_uid): New function.
6432 (gimplify_expr): Unpoison all variables for a label we can jump
6433 from outside of a scope.
6434 (gimplify_switch_expr): Unpoison variables defined in the switch
6436 (gimplify_function_tree): Clear asan_poisoned_variables.
6437 (asan_poison_variables): New function.
6438 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
6439 * internal-fn.c (expand_ASAN_MARK): New function.
6440 * internal-fn.def (ASAN_MARK): Declare.
6441 * opts.c (finish_options): Handle -fstack-reuse if
6442 -fsanitize-address-use-after-scope is enabled.
6443 (common_handle_option): Enable address sanitization if
6444 -fsanitize-address-use-after-scope is enabled.
6445 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
6447 * params.h: Likewise.
6448 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
6449 * sanitizer.def: Define __asan_poison_stack_memory and
6450 __asan_unpoison_stack_memory functions.
6451 * asan.c (asan_mark_poison_p): New function.
6452 (transform_statements): Handle asan_mark_poison_p calls.
6453 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
6455 2016-11-07 Tamar Christina <tamar.christina@arm.com>
6458 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
6460 2016-11-07 Martin Liska <mliska@suse.cz>
6462 * tree-profile.c (gimple_gen_time_profiler): Set proper type
6463 to time_profiler_counter_ptr.
6465 2016-11-07 Richard Biener <rguenther@suse.de>
6467 PR tree-optimization/37150
6468 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
6470 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
6471 (vect_analyze_slp_cost_1): Account for the real number of
6472 permutations emitted and for dead loads.
6473 (vect_transform_slp_perm_load): Add n_perms parameter counting
6474 the number of emitted permutations.
6475 * tree-vect-stmts.c (vectorizable_load): Adjust.
6477 2016-11-07 Richard Biener <rguenther@suse.de>
6479 PR tree-optimization/78189
6480 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
6481 alignment computation.
6483 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
6485 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
6487 2016-11-05 Martin Sebor <msebor@redhat.com>
6489 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
6492 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
6496 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
6498 2016-11-04 Jakub Jelinek <jakub@redhat.com>
6501 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
6502 doesn't have rtl set.
6504 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6506 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
6507 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
6508 rs6000_gimple_fold_builtin.
6509 (rs6000_gimple_fold_builtin): New function. Add handling for
6510 early expansion of vector addition builtins.
6512 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
6514 * expr.h (copy_blkmode_from_reg): Delete.
6515 * expr.c (copy_blkmode_from_reg): Make static.
6517 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
6519 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
6520 * combine.c (LOAD_EXTEND_OP): Delete.
6521 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
6522 * cse.c (LOAD_EXTEND_OP): Delete.
6523 * fold-const.c (LOAD_EXTEND_OP): Likewise.
6524 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
6525 * postreload.c (LOAD_EXTEND_OP): Delete.
6526 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
6527 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
6528 (find_reloads): Likewise.
6529 * reload1.c (eliminate_regs_1): Likewise.
6530 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
6531 (num_sign_bit_copies1): Likewise.
6533 2016-11-04 David Malcolm <dmalcolm@redhat.com>
6535 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
6536 (selftest::ix86_test_dumping_hard_regs): New function.
6537 (selftest::ix86_run_selftests): New function.
6538 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
6539 selftest::ix86_run_selftests.
6540 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
6541 * doc/tm.texi: Regenerate
6542 * selftest-rtl.h: New file.
6543 * rtl-tests.c: Include "selftest-rtl.h".
6544 (selftest::assert_rtl_dump_eq): Make non-static.
6545 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
6546 (selftest::test_dumping_regs): Update comment.
6547 * selftest-run-tests.c: Include "target.h".
6548 (selftest::run_tests): If non-NULL, call
6549 targetm.run_target_selftests.
6550 * target.def (run_target_selftests): New hook.
6552 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6554 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
6555 representative core for this architecture.
6556 * config/arm/arm-cores.def (cortex-m33): Define new processor.
6557 * config/arm/arm-tables.opt: Regenerate.
6558 * config/arm/arm-tune.md: Likewise.
6559 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
6560 valid -mcpu options.
6561 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
6563 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6565 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
6566 representative core for this architecture.
6567 * config/arm/arm-cores.def (cortex-m23): Define new processor.
6568 * config/arm/arm-tables.opt: Regenerate.
6569 * config/arm/arm-tune.md: Likewise.
6570 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
6571 this tuning parameters apply to in the comment.
6572 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
6573 valid -mcpu options.
6574 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
6576 2016-11-04 Bin Cheng <bin.cheng@arm.com>
6578 * fold-const.c (fold_cond_expr_with_comparison): Remove call
6579 to pedantic_non_lvalue_loc. Remove useless code for lvalue
6580 where cond_expr can't be a lvalue.
6582 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
6584 * config/arc/arc.c (arc_process_double_reg_moves): Use
6586 * config/arc/arc.md (movsi_insn): Disable unsupported move
6587 instructions for ARCv2 cores.
6588 (movdi): Use prepare_move_operands.
6589 (movsf, movdf): Use move_dest_operand predicate.
6590 * config/arc/constraints.md (Chs): Enable when barrel shifter is
6592 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
6593 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
6595 (dexcl_3op_peep2_insn_nores): Likewise.
6596 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
6597 (LINK_COMMAND_SPEC): Remove.
6599 2016-11-04 Richard Biener <rguenther@suse.de>
6602 * loop-invariant.c (find_exits): Record entering inner
6603 loops as possibly exiting to handle infinite sub-loops.
6604 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
6605 (fill_always_executed_in_1): Honor infinite child loops.
6607 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6610 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
6611 has already been adjusted for endianness, so don't adjust it any
6615 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
6616 ICmode unless we have standard PowerPC floating point.
6617 * config/rs6000/rs6000.md (FP iterator): Likewise.
6618 (FMOVE128 iterator): Likewise.
6620 2016-11-03 Jakub Jelinek <jakub@redhat.com>
6621 Alexandre Oliva <aoliva@redhat.com>
6622 Jason Merrill <jason@redhat.com>
6626 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
6628 * langhooks.c (lhd_type_dwarf_attribute): New function.
6629 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
6630 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
6631 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
6632 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
6633 (check_qualified_type, check_aligned_type): Call it.
6634 * dwarf2out.c (modified_type_die): Don't use type_main_variant
6635 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
6636 check_base_type and check_lang_type.
6637 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
6638 return early. For pointer-to-data-member add DW_AT_use_location
6640 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
6642 (gen_type_die_with_usage): Don't use type_main_variant
6643 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
6644 check_base_type and check_lang_type. Formatting fixes. Call
6645 get_debug_type langhook.
6647 2016-11-03 Jason Merrill <jason@redhat.com>
6649 * tree.c (check_lang_type): New.
6650 (check_qualified_type): Use it.
6651 (check_aligned_type): Use it.
6652 * tree.h: Declare it.
6654 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
6656 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
6657 (arm*-freebsd*): Likewise.
6658 (arm*-*-netbsdelf*): Likewise.
6659 (arm*-*-linux*): Likewise.
6660 (arm*-*-uclinux*eabi*): Likewise.
6661 (arm*-*-phoenix*): Likewise.
6662 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
6663 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
6664 specified. Default to arm6 if target_cpu_cname is not set.
6665 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
6666 default cpu has been correctly configured.
6667 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
6668 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
6669 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
6670 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
6671 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
6672 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
6673 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
6675 2016-11-03 Jiong Wang <jiong.wang@arm.com>
6677 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
6678 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
6679 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
6680 (output_cfa_loc): Support DW_CFA_val_expression.
6681 (output_cfa_loc_raw): Likewise.
6682 (output_cfi): Likewise.
6683 (output_cfi_directive): Likewise.
6684 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
6685 (dw_cfi_oprnd2_desc): Likewise.
6686 (mem_loc_descriptor): Recognize new pattern generated for value
6689 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
6691 PR rtl-optimization/78186
6692 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
6693 well, when converting to IOR.
6695 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
6697 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
6698 (vec_interleave_highv8qi): Likewise.
6700 2016-11-03 Martin Liska <mliska@suse.cz>
6702 * profile.c (instrument_values): Fix coding style.
6703 (branch_prob): Use renamed function.
6704 * tree-profile.c (init_ic_make_global_vars): Likewise.
6705 (gimple_init_edge_profiler): Rename to
6706 gimple_init_gcov_profiler.
6707 tree_time_profiler_counter variable declaration.
6708 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
6710 * value-prof.h: Remove an argument.
6712 2016-11-03 Richard Biener <rguenther@suse.de>
6714 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
6715 symtab_node::get_create.
6717 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6719 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
6720 Move comments into more natural position.
6722 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
6724 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
6725 (PTRDIFF_TYPE): Define as int.
6727 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6729 * ccmp.c (expand_ccmp_expr_1): Adjust.
6730 (expand_ccmp_expr): Likewise.
6731 (expand_ccmp_next): Likewise.
6732 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
6733 (aarch64_gen_ccmp_first): Likewise.
6734 * doc/tm.texi: Regenerate.
6735 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
6736 (gen_ccmp_next): Likewise.
6738 2016-11-03 Bin Cheng <bin.cheng@arm.com>
6740 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
6741 (vect_is_simple_reduction): Swap cond_reduction by inversion.
6743 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
6745 * config/i386/i386.c (ix86_init_libfuncs): New. Call
6746 darwin_rename_builtins here.
6747 (ix86_expand_divmod_libfunc): New.
6748 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
6749 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
6751 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
6752 Nathan Sidwell <nathan@acm.org>
6754 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
6756 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
6758 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
6760 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
6761 to format MODE_INT and MODE_PARTIAL_INT literals.
6763 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
6766 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
6767 NULL if TARGET_SPE_ABI.
6769 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6771 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
6772 clear padding bits even when they're less than a byte.
6774 2016-11-02 Richard Biener <rguenther@suse.de>
6776 * gimple-ssa-store-merging.c: Include gimplify-me.h.
6777 (imm_store_chain_info::output_merged_stores): Force base_addr
6778 to be proper GIMPLE for a MEM_REF address.
6779 (pass_store_merging::execute): Restrict negative bitpos
6780 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
6781 check. Take into account non-NULL_TREE offset if the base
6782 is already addressable.
6784 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
6786 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
6788 (aarch64_be_crypto_sha1hv4si): New pattern.
6790 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
6792 * config/aarch64/aarch64.md (add<mode>3): Remove
6793 redundant code. Don't split frame based additions.
6795 2016-11-02 Richard Biener <rguenther@suse.de>
6797 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
6798 redundant val and dest members.
6799 (store_immediate_info::store_immediate_info): Adjust.
6800 (merged_store_group::merged_store_group): Adjust.
6801 (merged_store_group::apply_stores): Likewise.
6802 (struct imm_store_chain_info): Add base_addr field.
6803 (imm_store_chain_info::imm_store_chain_info): New constructor.
6804 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
6805 (imm_store_chain_info::output_merged_store): Likewise. Use
6806 addr_base which is already the address.
6807 (imm_store_chain_info::output_merged_stores): Likewise.
6808 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
6809 imm_store_chain_info instead of base. Fix alias check.
6810 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
6811 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
6812 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
6813 use the address of the base and adjust for other changes.
6815 2016-11-02 Martin Liska <mliska@suse.cz>
6817 * fold-const-call.c (host_size_t_cst_p): Test whether
6818 t is convertible to size_t.
6820 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6822 PR tree-optimization/78170
6823 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
6824 introduced by native_encode_expr on little-endian as well.
6826 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6828 PR tree-optimization/78162
6829 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
6832 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6834 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
6836 (aarch64_next_callee_save): Likewise.
6837 (aarch64_pushwb_single_reg): Likewise.
6838 (aarch64_gen_storewb_pair): Likewise.
6839 (aarch64_push_regs): Likewise.
6840 (aarch64_gen_loadwb_pair): Likewise.
6841 (aarch64_pop_regs): Likewise.
6842 (aarch64_gen_store_pair): Likewise.
6843 (aarch64_gen_load_pair): Likewise.
6844 (aarch64_save_callee_saves): Likewise.
6845 (aarch64_restore_callee_saves): Likewise.
6847 2016-11-02 Richard Biener <rguenther@suse.de>
6849 PR tree-optimization/78035
6850 PR tree-optimization/77964
6851 * gimple-pretty-print.c (pp_points_to_solution): Print
6852 vars_contains_interposable.
6853 * tree-ssa-alias.c: Include varasm.h.
6854 (ptrs_compare_unequal): Check vars_contains_interposable and
6855 decl_binds_to_current_def_p.
6856 (dump_points_to_solution): Dump vars_contains_interposable.
6857 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
6859 * tree-ssa-structalias.c: Include varasm.h.
6860 (set_uids_in_ptset): Record whether vars contains a
6861 not decl_binds_to_current_def_p variable in vars_contains_interposable.
6862 (ipa_escaped_pt): Update initializer.
6864 2016-11-02 Richard Biener <rguenther@suse.de>
6866 PR tree-optimization/78047
6867 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
6868 fake field at offset zero conservatively regarding to may_have_pointers.
6870 2016-11-02 Richard Biener <rguenther@suse.de>
6872 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
6873 infer_value_range on stmt ops and update value-ranges.
6874 Dump visited stmts and blocks.
6875 (evrp_dom_walker::push_value_range): Dump changes.
6876 (evrp_dom_walker::pop_value_range): Likewise.
6877 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
6879 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6881 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
6883 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
6885 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6887 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
6888 and adjust for that.
6889 * cfgrtl.h (delete_insn_chain): Adjust prototype.
6891 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6893 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
6895 (transcode_memory_rtx): Likewise.
6896 (move_to_acc): Likewise.
6897 (move_from_acc): Likewise.
6898 (move_acc_to_reg): Likewise.
6899 (move_to_x): Likewise.
6900 (move_to_hl): Likewise.
6901 (move_to_de): Likewise.
6902 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
6903 (rs6000_emit_savres_rtx): Likewise.
6904 (rs6000_emit_prologue): Likewise.
6905 * reorg.c (update_reg_unused_notes): Likewise.
6906 * rtl.h (remove_note): Adjust prototype.
6907 * rtlanal.c (remove_note): Make argument type rtx_insn *.
6909 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6911 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
6912 variables so some can be rtx_insn *.
6913 (alpha_emit_xfloating_libcall): Likewise.
6914 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
6915 (mips_legitimize_tls_address): Likewise.
6916 * optabs.c (expand_binop): Likewise.
6917 * reload1.c (gen_reload): Likewise.
6919 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6921 * reorg.c (relax_delay_slots): Split up the trial variable.
6923 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6925 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
6926 of variables rtx_insn *.
6927 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
6928 (legitimize_tls_address): Likewise.
6929 * config/bfin/bfin.c (hwloop_optimize): Likewise.
6930 (bfin_gen_bundles): Likewise.
6931 * config/c6x/c6x.c (reorg_split_calls): Likewise.
6932 (c6x_reorg): Likewise.
6933 * config/frv/frv.c (frv_reorder_packet): Likewise.
6934 * config/i386/i386.c (ix86_split_idivmod): Likewise.
6935 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
6936 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
6937 * config/mn10300/mn10300.c: Likewise.
6938 * config/rl78/rl78.c: Likewise.
6939 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
6940 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
6941 (sh_expand_cmpnstr): Likewise.
6942 (sh_expand_strlen): Likewise.
6943 (sh_expand_setmem): Likewise.
6944 * config/sh/sh.md: Likewise.
6945 * emit-rtl.c (emit_pattern_before): Likewise.
6946 * except.c: Likewise.
6947 * final.c: Likewise.
6950 2016-11-01 Jason Merrill <jason@redhat.com>
6952 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
6953 a COND_EXPR with constant condition.
6955 2016-11-01 Jakub Jelinek <jakub@redhat.com>
6957 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
6958 and its initialization.
6960 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6962 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
6965 2016-11-01 Jakub Jelinek <jakub@redhat.com>
6967 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
6968 argument, don't call add_linkage_name if it is true.
6969 (gen_variable_die): For C++ inline static data members, consider the
6970 initial call when old_die is NULL to be declaration and call
6971 add_name_and_src_coords_attributes in that case with true as
6972 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
6973 (gen_member_die): For C++ inline static data members, emit a
6974 definition DIE right away in DW_TAG_compile_unit context.
6976 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
6979 * config/pa/pa.md: Add new shift/add patterns to handle
6980 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
6982 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
6984 * config/xtensa/xtensa-protos.h
6985 (xtensa_use_return_instruction_p): New prototype.
6986 * config/xtensa/xtensa.c (xtensa_current_frame_size,
6987 xtensa_callee_save_size): Remove.
6988 (struct machine_function): Add new fields: current_frame_size,
6989 callee_save_size, frame_laid_out and epilogue_done.
6990 (compute_frame_size, xtensa_expand_prologue,
6991 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
6992 cfun->machine->callee_save_size and xtensa_current_frame_size
6993 with cfun->machine->current_frame_size.
6994 (compute_frame_size): Update cfun->machine->frame_laid_out and
6995 don't update frame layout after reload completion.
6996 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
6997 instead of zeroing xtensa_current_frame_size.
6998 (xtensa_use_return_instruction_p): New function.
6999 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
7001 (INITIAL_ELIMINATION_OFFSET): Use return value of
7002 compute_frame_size instead of xtensa_current_frame_size value.
7003 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
7004 function xtensa_use_return_instruction_p instead of inline code.
7006 2016-11-01 Jakub Jelinek <jakub@redhat.com>
7008 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
7009 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
7010 * dwarf2out.c (rnglist_idx): New variable.
7011 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
7012 (DEBUG_RNGLISTS_SECTION): Define.
7013 (ranges_base_label): New variable.
7014 (size_of_die) <case dw_val_class_range_list>: If using
7015 DW_FORM_rnglistx, count size of uleb128 of range list index.
7016 (value_format) <case dw_val_class_range_list>: For
7017 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
7018 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
7019 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
7020 (add_ranges_num): Remove useless prototype. Don't multiply
7021 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
7022 for new fields added to dw_ranges struct.
7023 (add_ranges): Add maybe_new_sec argument and pass it
7024 through to add_ranges_num.
7025 (note_rnglist_head): New function.
7026 (add_ranges_by_labels): Pass true as maybe_new_sec to
7027 add_ranges_num, call note_rnglist_head on the head of the list.
7028 (output_ranges): Add function comment. Switch to
7029 .debug_ranges section here and emit .Ldebug_ranges0 label.
7030 (index_rnglists, output_rnglists): New functions.
7031 (gen_subprogram_die): Formatting fixes.
7032 (add_high_low_attributes): Don't divide offsets
7033 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
7034 first list element or when pointing into the middle of
7035 a list. Pass true as second argument to add_ranges on the
7036 first block fragment after cold/hot section switch.
7037 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
7038 section instead of .debug_ranges. Initialize
7039 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
7040 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
7041 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
7042 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
7043 Call output_rnglists for -gdwarf-5.
7044 (dwarf2out_c_finalize): Clear rnglist_idx.
7046 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
7048 * combine.c (simplify_compare_const): Add gcc_fallthrough.
7050 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
7051 Tamar Christina <tamar.christina@arm.com>
7053 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
7054 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
7055 (vmaxnmq_f32): Likewise.
7056 (vminnm_f32): Likewise.
7057 (vminnmq_f32): Likewise.
7058 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
7060 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
7063 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7065 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
7066 binary floating point types supported by the hardware except for
7068 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
7069 vector instruction for optimizing extracting a SImode from a
7070 V4SImode vector and converting it to floating point.
7071 (vsx_xvcvuxwdp_df): Likewise.
7072 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
7073 registers to be any VSX register. Move stores to the end of the
7075 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
7076 to optimize extracting a SImode from a V4SImode vector and
7077 converting it to a binary floating point type supported by the
7078 hardware. Use the vector converts instead of extracting the
7079 element, sign extending it, and then converting it to double.
7080 Other floating point types than double first convert to double,
7081 then the double is converted to that type.
7082 (vsx_extract_si_<uns>float_<mode>): Likewise.
7084 2016-10-31 Andrew Pinski <apinski@cavium.com>
7086 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
7087 Rewrite handling of part num to handle the case where
7088 multiple implementers share the same part num.
7090 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
7091 Jakub Jelinek <jakub@redhat.com>
7093 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
7094 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
7096 2016-10-31 Jakub Jelinek <jakub@redhat.com>
7098 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
7099 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
7100 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
7101 (is_cu_die, is_unit_die): Likewise.
7102 (should_move_die_to_comdat, break_out_comdat_types): Adjust
7103 comments for DWARF5 DW_UT_type units.
7104 (output_compilation_unit_header): Add UT argument, output
7105 start of DWARF5 .debug_info section header.
7106 (output_comp_unit): Add dwo_id argument. Adjust
7107 output_compilation_unit_header caller, for DW_UT_split_compile
7108 emit dwo_id field, otherwise padding1. Emit padding2 field.
7109 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
7110 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
7111 (output_skeleton_debug_sections): Add dwo_id argument, for
7112 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
7113 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
7114 DW_UT_type or DW_UT_split_type units rather than .debug_types.
7115 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
7116 DW_TAG_compile_unit for skeleton unit die. Don't add
7117 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
7118 address to output_comp_unit and output_skeleton_debug_sections.
7120 * dwarf2out.c (debug_line_str_section): New variable.
7121 (debug_line_str_hash): Likewise.
7122 (DEBUG_LINE_STR_SECTION): Define.
7123 (set_indirect_string): Handle DW_FORM_line_strp like
7125 (find_string_form): Fix up formatting.
7126 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
7128 (output_die): Handle DW_FORM_line_strp.
7129 (DWARF5_USE_DEBUG_LINE_STR): Define.
7130 (output_line_string): New function.
7131 (output_file_names): Add -gdwarf-5 support.
7132 (output_line_info): Likewise.
7133 (init_sections_and_labels): Initialize debug_line_str_section.
7134 (output_indirect_string): Change 2nd argument from void *
7135 to enum dwarf_form form, compare with form rather than
7137 (output_indirect_strings): Pass DW_FORM_strp to
7138 output_indirect_string traversion.
7139 (dwarf2out_finish): Output .debug_line_str strings.
7140 (dwarf2out_c_finalize): Clear debug_line_str_section and
7141 debug_line_str_hash.
7143 2016-10-31 Tom Tromey <tom@tromey.com>
7146 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
7147 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
7148 DW_OP_GNU_push_tls_address case.
7149 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
7151 2016-10-31 Jakub Jelinek <jakub@redhat.com>
7153 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
7154 for frame_offset_rel bit.
7155 (struct array_descr_info): Add rank field.
7156 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
7157 and placeholder_seen fields.
7158 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
7159 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
7160 DW_OP_pick 1 into DW_OP_over.
7161 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
7162 gen_variant_part): Clear placeholder_{arg,seen}.
7163 (loc_list_from_tree_1): Drop const from context argument.
7164 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
7165 (loc_list_for_address_of_addr_expr_of_indirect_ref,
7166 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
7168 (add_scalar_info): Drop const from context argument. Handle
7169 context->placeholder_arg.
7170 (add_bound_info): Drop const from context argument.
7171 (gen_descr_array_type_die): Drop const from ctx variable.
7172 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
7173 attribute and use a single DW_TAG_generic_subrange instead of
7174 7 DW_TAG_subrange_type for assumed rank arrays.
7176 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
7177 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
7178 from bool to 1-bit uchar bitfield. Add num_assigned and
7179 offset_emitted bitfields.
7180 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
7181 for dw_val_class_lineptr and dw_val_class_macptr. Handle
7182 dw_val_class_loclistsptr.
7183 (new_addr_loc_descr): Fix up formatting.
7184 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
7185 (add_AT_low_high_pc): Fix up formatting.
7186 (add_AT_loclistsptr): New function.
7187 (AT_lbl): Allow dw_val_class_loclistsptr.
7188 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
7189 Handle dw_val_class_loclistsptr.
7190 (loc_list_idx): New variable.
7191 (output_loclists_offsets, assign_location_list_indexes): New
7193 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
7194 add size_of_uleb128 of the index. Drop never used
7195 dwarf_split_debug_info AT_index handling. Handle
7196 dw_val_class_loclistsptr.
7197 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
7198 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
7199 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
7200 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
7201 DW_FORM_loclistx indexes.
7202 (output_attr_index_or_value): Fix up formatting. Don't handle
7203 dw_val_class_loc_list here.
7204 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
7205 For dw_val_class_loc_list call output_loc_list_offset rather than
7206 output_attr_index_or_value.
7207 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
7208 or .debug_loclists.dwo section name for debug_loc_section.
7209 (resolve_addr_in_expr): Formatting fix.
7210 (index_location_lists): Likewise.
7211 (dwarf2out_finish): If there are any location lists, for
7212 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
7213 index_location_lists only if have_location_lists. Call
7214 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
7215 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
7216 -gsplit-dwarf also emit offset table.
7218 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
7219 (size_of_die, value_format, output_die): Use
7220 DW_FORM_data16 for 128-bit dw_val_class_const_double or
7221 dw_val_class_wide_int.
7223 * dwarf2out.c (dwarf_op): Renamed to ...
7224 (dwarf_OP): ... this.
7225 (convert_descriptor_to_mode, scompare_loc_descriptor,
7226 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
7227 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
7229 (dwarf_AT, dwarf_TAG): New functions.
7230 (check_die): Disallow DW_AT_call_all_calls next to
7231 DW_AT_GNU_all_call_sites.
7232 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
7233 and attributes instead of the corresponding GNU tag and attributes.
7234 (gen_subprogram_die): Likewise. Emit call site information even
7235 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
7236 DW_AT_defaulted in comment.
7237 (resolve_addr): Handle DW_AT_call_origin attribute on
7238 DW_TAG_call_site DIE like DW_AT_abstract_origin on
7239 DW_TAG_GNU_call_site DIE.
7241 * dwarf2out.c (dwarf_op): New function.
7242 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
7243 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
7244 (output_loc_operands, output_loc_operands_raw): Likewise.
7245 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
7246 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
7247 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
7248 if dwarf_version < 5.
7249 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
7251 (scompare_loc_descriptor, ucompare_loc_descriptor,
7252 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
7253 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
7254 optimize_location_into_implicit_ptr): Likewise. Only punt for
7255 !dwarf_strict if dwarf_version < 5.
7256 (string_cst_pool_decl): Adjust comment.
7257 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
7259 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
7260 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
7261 (struct dw_val_node): Add val_file_implicit field.
7262 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
7263 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
7264 output_die): Handle dw_val_class_const_implicit,
7265 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
7266 (abbrev_die_table): Change into va_gc vec.
7267 (abbrev_die_table_allocated, abbrev_die_table_in_use,
7268 ABBREV_DIE_TABLE_INCREMENT): Remove.
7269 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
7270 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
7272 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
7273 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
7275 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
7277 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
7279 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
7281 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
7282 unit. Call optimize_abbrev_table.
7283 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
7284 abbrev_die_table being a va_gc vec.
7286 PR tree-optimization/77860
7287 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
7288 also integral complex and vector constants.
7290 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
7291 optimize_macinfo_range, save_macinfo_strings): Replace
7292 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
7293 (output_macinfo): Likewise. Emit .debug_macro* rather than
7294 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
7295 (init_sections_and_labels): Use .debug_macro* labels rather than
7296 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
7297 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
7298 or DW_AT_GNU_macros for -gdwarf-5.
7300 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
7302 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
7304 2016-09-11 Le-Chun Wu <lcwu@google.com>
7305 Mark Wielaard <mjw@redhat.com>
7307 * common.opt (Wshadow=global): New option. Default for -Wshadow.
7308 (Wshadow=local): New option.
7309 (Wshadow-local): Hidden alias for -Wshadow=local.
7310 (Wshadow=compatible-local): New option.
7311 (Wshadow-compatible-local): Hidden alias for
7312 -Wshadow=compatible-local.
7313 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
7314 Wshadow=compatible-local.
7316 2016-10-31 Bin Cheng <bin.cheng@arm.com>
7318 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
7319 Check slp defs for COND_EXPR by swapping/inverting operands if the
7320 new parameter SWAP indicates so.
7321 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
7322 is isomorphic to the first stmt via swapping/inverting. Store swap
7323 information in the new parameter SWAP.
7324 (vect_build_slp_tree): New local array SWAP and pass it to function
7325 vect_build_slp_tree_1. Cleanup result handling code for function
7326 call to vect_get_and_check_slp_defs. Skip operand swapping if the
7327 order of operands has been fixed as indicated by SWAP[i].
7329 2016-10-31 Bin Cheng <bin.cheng@arm.com>
7331 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
7332 unnecessary data dependence check after visited store stmt.
7334 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7336 PR tree-optimization/71915
7337 PR tree-optimization/71490
7338 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
7340 (find_basis_for_base_expr): Require stride types to match when
7342 (alloc_cand_and_find_basis): Record the stride type.
7343 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
7344 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
7345 the expressions having those types.
7346 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
7347 (create_mul_ssa_cand): Likewise.
7348 (create_mul_imm_cand): Likewise.
7349 (create_add_ssa_cand): Likewise.
7350 (create_add_imm_cand): Likewise.
7351 (legal_cast_p_1): Change interface to accept types rather than the
7352 expressions having those types.
7353 (legal_cast_p): Pass types to legal_cast_p_1.
7354 (slsr_process_cast): Pass stride type to
7355 alloc_cand_and_find_basis.
7356 (slsr_process_copy): Likewise.
7357 (dump_candidate): Display stride type when a cast exists.
7358 (create_add_on_incoming_edge): Introduce a cast when necessary for
7360 (analyze_increments): Change the code checking for invalid casts
7361 to rely on the stride type, and update the documentation and
7362 example. Change the code checking for pointer multiplies to rely
7364 (insert_initializers): Introduce a cast when necessary for the
7365 stride type. Use the stride type for the type of the initializer.
7367 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7369 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
7371 2016-10-29 Jakub Jelinek <jakub@redhat.com>
7373 PR rtl-optimization/77919
7374 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
7375 into memory if both modes are complex and their inner modes have the
7376 same precision. If the two modes are different complex modes, convert
7377 each part separately and generate a new CONCAT.
7379 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
7381 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
7383 2016-10-29 Jakub Jelinek <jakub@redhat.com>
7386 * gimple-ssa-store-merging.c
7387 (imm_store_chain_info::output_merged_store): Use build_aligned_type
7388 instead of SET_TYPE_ALIGN on shared integral type.
7390 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
7392 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
7393 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
7396 2016-10-28 Jeff Law <law@redhat.com>
7398 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
7399 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
7401 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7403 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
7405 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7407 * target.def (min_arithmetic_precision): New hook.
7408 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
7409 * doc/tm.texi: Regenerate.
7410 * internal-fn.c (expand_arith_overflow): Adjust handling of target
7411 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
7412 * targhooks.c (default_min_arithmetic_precision): New function.
7413 * targhooks.h (default_min_arithmetic_precision): Declare.
7414 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
7415 (sparc_min_arithmetic_precision): New function.
7417 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
7420 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
7421 Swap commutative operands in new RTL if needed. Handle zero_ext
7423 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
7426 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7427 Kugan Vivekanandarajah <kuganv@linaro.org>
7428 Jim Wilson <jim.wilson@linaro.org>
7430 PR tree-optimization/43721
7431 * target.def: New hook expand_divmod_libfunc.
7432 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
7433 * doc/tm.texi: Regenerate.
7434 * internal-fn.def: Add new entry for DIVMOD ifn.
7435 * internal-fn.c (expand_DIVMOD): New.
7436 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
7438 (widen_mul_stats): Add new field divmod_calls_inserted.
7439 (target_supports_divmod_p): New.
7440 (divmod_candidate_p): Likewise.
7441 (convert_to_divmod): Likewise.
7442 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
7443 renumber_gimple_stmt_uids at beginning of function. Call
7444 convert_to_divmod and record stats for divmod.
7445 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
7446 TARGET_EXPAND_DIVMOD_LIBFUNC.
7447 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
7450 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7451 Segher Boessenkool <segher@kernel.crashing.org>
7453 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
7454 swapping the arms of the branch.
7455 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
7456 sequence for the generic signed-signed-signed case.
7458 2016-10-28 Jeff Law <law@redhat.com>
7460 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
7462 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
7464 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
7466 PR rtl-optimization/78029
7467 * function.c (prologue_contains, epilogue_contains): New functions.
7468 (record_prologue_seq, record_epilogue_seq): New functions.
7469 * function.h (prologue_contains, epilogue_contains,
7470 record_prologue_seq, record_epilogue_seq): New declarations.
7471 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
7472 mixing prologue and epilogue insns.
7473 (init_deps): Initialize the new fields in struct deps_desc.
7474 * sched-int.h (struct deps_desc): New fields last_prologue,
7475 last_epilogue, and last_logue_was_epilogue.
7476 * shrink-wrap.c (emit_common_heads_for_components): Record all
7477 emitted prologue and epilogue insns.
7478 (emit_common_tails_for_components): Ditto.
7479 (insert_prologue_epilogue_for_components): Ditto.
7481 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7484 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
7485 * common.opt (fstore-merging): New Optimization option.
7486 * opts.c (default_options_table): Add entry for
7487 OPT_ftree_store_merging.
7488 * fold-const.h (can_native_encode_type_p): Declare prototype.
7489 * fold-const.c (can_native_encode_type_p): Define.
7490 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
7491 (PARAM_MAX_STORES_TO_MERGE): Likewise.
7492 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
7493 * passes.def: Insert pass_tree_store_merging.
7494 * tree-pass.h (make_pass_store_merging): Declare extern
7496 * gimple-ssa-store-merging.c: New file.
7497 * doc/invoke.texi (Optimization Options): Document
7499 (--param documentation): Document store-merging-allow-unaligned
7500 and max-stores-to-merge.
7502 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
7505 * gimplify.c (gimplify_init_constructor): Move emit of constructor
7506 assignment to earlier in the if/else logic.
7508 2016-10-28 Richard Biener <rguenther@suse.de>
7512 * fold-const.c (make_bit_field_ref): Only adjust alias set
7513 when the original alias set was zero.
7515 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7517 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
7518 (s390_adjust_loops): New function.
7519 (s390_reorg): Invoke s390_adjust_loops.
7520 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
7521 ("osc_break"): New insn definition.
7523 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7525 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
7526 * config.gcc: Support alternate archXX cpu levels with
7527 --with-arch= and --with-tune=.
7528 * config/s390/linux.h: Translate new archXX cpu levels to the
7529 original names when calling GAS.
7530 * config/s390/tpf.h: Likewise.
7531 * doc/invoke.texi: Document the alternate cpu level names.
7533 2016-10-28 Jakub Jelinek <jakub@redhat.com>
7535 PR rtl-optimization/77919
7536 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
7537 MEM if mode1 is not a complex mode.
7539 PR rtl-optimization/78132
7540 * ree.c (combine_reaching_defs): Give up if copy_needed and
7541 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
7543 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
7545 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
7547 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
7549 * config/rs6000/constraints.md (wH constraint): Add new
7550 constraints for allowing 32-bit integers (and eventually 8/16-bit
7551 integers) into the vector registers.
7552 (wI constraint): Likewise.
7553 (wJ constraint): Likewise.
7554 (wK constraint): Likewise.
7555 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
7556 -mvsx-small-integer as a default option for ISA 2.07
7558 (POWERPC_MASKS): Likewise.
7559 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
7560 switch to turn off small integer support in vector registers.
7561 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
7562 test for -mupper-regs-di, since it is already done with the
7563 reg_add[mode].scalar_in_vsx_p. Add support for the switch
7564 -mvsx-small-integer.
7565 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
7567 (rs6000_setup_reg_addr_masks): Likewise.
7568 (rs6000_init_hard_regno_mode_ok): Likewise.
7569 (rs6000_option_override_internal): Add consistency checks for
7570 -mvsx-small-integer.
7571 (rs6000_secondary_reload_simple_move): SImode is a simple move if
7572 -mvsx-small-integer.
7573 (rs6000_secondary_reload): Use std::swap.
7574 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
7575 VSX_REGS for small integers in vector registers, since there is no
7576 D-FORM address mode for such types.
7577 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
7578 (rs6000_opt_masks): Add -mvsx-small-integer.
7579 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
7581 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
7582 extracts can be done on ISA 2.07.
7583 (vsx_extract_<mode>): Add support for small integers in vsx
7585 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
7586 longer support V4SImode in this pattern.
7587 (vsx_extract_si): New insn to support extraction of SImode in ISA
7588 2.07 using either xxextractuw or vspltw.
7589 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
7590 longer support V4SImode in this pattern.
7591 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
7592 wJ, and wK constraints.
7593 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
7594 storing SDmode with VSX instructions.
7595 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
7596 GPR load and before the FPR and VSX loads. Remove ??, ! from the
7597 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
7598 small integers in vector registers.
7599 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
7600 load and before the FPR and VSX loads. Remove ??, ! from the
7601 constraints. Add VEXTSW2D support for small integers in vector
7603 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
7604 integers in vector registers.
7605 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
7606 move instead of using an UNSPEC.
7607 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
7608 integers in vector registers.
7609 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
7610 move instead of using an UNSPEC.
7611 (movsi_internal1): Add support for -mvsx-small-integer. Align
7612 columns so that it is more readable.
7613 (SImode splitter for ISA 3.0 constants): Add splitter for
7614 -128..127 constants that can easily be constructed on ISA 3.0.
7615 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
7618 2016-10-27 Jakub Jelinek <jakub@redhat.com>
7621 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
7624 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
7626 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
7627 PIC_OFFSET_TABLE_REGNUM twice.
7629 2016-10-27 Bin Cheng <bin.cheng@arm.com>
7631 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
7632 support for constant operand for OP.
7634 2016-10-27 Jakub Jelinek <jakub@redhat.com>
7636 * dwarf2out.c (gen_member_die): Only reparent_child instead of
7637 splice_child_die if child doesn't have DW_AT_specification attribute.
7639 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
7641 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
7642 (TARGET_HAVE_LDREXBH): Likewise.
7643 (TARGET_HAVE_LDACQ): Likewise.
7645 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
7647 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
7648 logic to to decide whether to copy over old value to register for new
7650 * config/arm/sync.md: Add comments explaning why mode and code
7651 attribute are not defined in iterators.md
7652 (thumb1_atomic_op_str): New code attribute.
7653 (thumb1_atomic_newop_str): Likewise.
7654 (thumb1_atomic_fetch_op_str): Likewise.
7655 (thumb1_atomic_fetch_newop_str): Likewise.
7656 (thumb1_atomic_fetch_oldop_str): Likewise.
7657 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
7658 mirror the more restrictive constraints of the Thumb-1 insns after
7659 split compared to Thumb-2 counterpart insns.
7660 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
7661 in sync with non atomic version.
7662 (atomic_nand<mode>): Likewise.
7663 (atomic_fetch_<sync_optab><mode>): Likewise.
7664 (atomic_fetch_nand<mode>): Likewise.
7665 (atomic_<sync_optab>_fetch<mode>): Likewise.
7666 (atomic_nand_fetch<mode>): Likewise.
7667 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
7668 in sync with atomic version.
7669 (thumb1_subsi3_insn): Likewise.
7670 (thumb1_andsi3_insn): Likewise.
7671 (thumb1_iorsi3_insn): Likewise.
7672 (thumb1_xorsi3_insn): Likewise.
7674 2016-10-27 Nick Clifton <nickc@redhat.com>
7676 * plugin.c (register_plugin_info): Produce an error message if the
7677 plugin is not found in the hash table.
7679 2016-10-27 Bin Cheng <bin.cheng@arm.com>
7681 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
7684 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
7687 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
7688 define builtin functions from the bdesc_spe_predicates or
7689 bdesc_spe_evsel arrays if the builtin mask is not compatible with
7690 the current compiler configuration.
7691 (paired_init_builtins): Modify loop to not define define builtin
7692 functions from the bdesc_paried_preds array if the builtin mask is
7693 not compatible with the current compiler configuration.
7694 (altivec_init_builtins): Modify loops to not define the
7695 __builtin_altivec_stxvl function nor the builtin functions from
7696 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
7697 builtin mask is not compatible with the current compiler
7700 2016-10-26 Jeff Law <law@redhat.com>
7702 * config/sh/sh.c (output_branch): Add missing fallthru comments.
7703 (gen_shl_and): Likewise.
7704 * config/sh/sh.md (movsicc): Add missing fallthru comments.
7706 * config/mips/mips.c (mips16_constant_cost): Add missing
7708 (mips16_build_call_stub): Increase buffer size. Adjust
7711 2016-10-26 David Malcolm <dmalcolm@redhat.com>
7713 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
7714 INSN_UIDs for all insns in compact mode.
7715 (rtx_writer::print_rtx): Likewise.
7716 * print-rtl.h (rtx_writer::flag_compact): Update comment.
7717 * rtl-tests.c (selftest::test_dumping_insns): Update expected
7718 output to include INSN_UID.
7719 (selftest::test_uncond_jump): Likewise.
7721 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
7723 * haifa-sched.c (call_used_regs_num): Rename to...
7724 (call_saved_regs_num): ...this.
7725 (fixed_regs_num): New variable.
7726 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
7728 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
7730 2016-10-26 David Malcolm <dmalcolm@redhat.com>
7732 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
7734 * print-rtl.c (outfile): Delete global.
7735 (sawclose): Likewise.
7737 (in_call_function_usage): Likewise.
7738 (flag_compact): Likewise.
7739 (flag_simple): Likewise.
7740 (rtx_writer::rtx_writer): New ctor.
7741 (print_rtx_operand_code_0): Convert to...
7742 (rtx_writer::print_rtx_operand_code_0): ...this.
7743 (print_rtx_operand_code_e): Convert to...
7744 (rtx_writer::print_rtx_operand_code_e): ...this.
7745 (print_rtx_operand_codes_E_and_V): Convert to...
7746 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
7747 (print_rtx_operand_code_i): Convert to...
7748 (rtx_writer::print_rtx_operand_code_i): ...this.
7749 (print_rtx_operand_code_r): Convert to...
7750 (rtx_writer::print_rtx_operand_code_r): ...this.
7751 (print_rtx_operand_code_u): Convert to...
7752 (rtx_writer::print_rtx_operand_code_u): ...this.
7753 (print_rtx_operand): Convert to...
7754 (rtx_writer::print_rtx_operand): ...this.
7755 (print_rtx): Convert to...
7756 (rtx_writer::print_rtx): ...this.
7757 (print_inline_rtx): Rewrite in terms of class rtx_writer.
7758 (debug_rtx): Likewise.
7759 (print_rtl): Convert to...
7760 (rtx_writer::print_rtl): ...this.
7761 (print_rtl): Reimplement in terms of class rtx_writer.
7762 (print_rtl_single): Rewrite in terms of class rtx_writer.
7763 (print_rtl_single_with_indent): Convert to..
7764 (rtx_writer::print_rtl_single_with_indent): ...this.
7765 (print_simple_rtl): Rewrite in terms of class rtx_writer.
7766 * print-rtl.h (flag_compact): Delete decl.
7767 (class rtx_writer): New class.
7768 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
7771 2016-10-26 Jeff Law <law@redhat.com>
7773 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
7776 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
7777 (check_if_valid_sleep_operand): Add missing fallthru comment.
7778 (arc_register_move_cost): Increase buffer size.
7779 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
7781 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
7783 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
7784 comment. Add gcc_unreachable for path that should never happen.
7786 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
7789 2016-10-26 Jakub Jelinek <jakub@redhat.com>
7790 Martin Liska <mliska@suse.cz>
7793 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
7794 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
7795 on outer context if any.
7797 2016-10-26 Jakub Jelinek <jakub@redhat.com>
7799 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
7800 by increment rather than double it.
7801 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
7802 emit a space before args[4].
7803 (END): Don't emit a space before with_arg.
7805 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
7807 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
7808 Baseline only alternatives to (i) hold store atomic success value in a
7809 return register rather than a scratch register, (ii) use a low register
7810 for it and to (iii) ensure the cbranchsi insn generated by the split
7811 respect the constraints of Thumb-1 cbranchsi4_insn and
7813 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
7814 constraints must match those in atomic_compare_and_swap.
7815 (cbranchsi4_scratch): Likewise.
7817 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
7819 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
7820 variable. Add the new parameter to the insn generator. Set that
7821 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
7822 return value from the negation of that parameter for Thumb-1, keeping
7823 the logic unchanged otherwise except for using bdst as the destination
7824 register of the compare_and_swap insn.
7825 (arm_split_compare_and_swap): Add explanation about how is the value
7826 returned to the function comment. Rename scratch variable to
7827 neg_bval. Adapt initialization of variables holding operands to the
7828 new operand numbers. Use return register to hold result of store
7829 exclusive for Thumb-1, scratch register otherwise. Construct the
7830 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
7831 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
7832 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
7833 for strongly ordered compare_and_swap.
7834 * config/arm/predicates.md (cc_register_operand): New predicate.
7835 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
7836 match_operand with the new predicate to accept either the CC flag or a
7837 destination register for the boolean return value, restricting it to
7838 CC flag only via constraint. Adapt operand numbers accordingly.
7840 2016-10-26 Jeff Law <law@redhat.com>
7842 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
7844 * config/frv/frv.c (comparison_string): Do not fall through after
7847 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
7849 (expand_one_builtin): Add missing break.
7851 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
7852 (m32c_legitimate_address_p): Likewise.
7854 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
7856 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
7858 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
7861 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
7864 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
7866 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
7868 (rl78_asm_ctor_dtor): Increase buffer size.
7870 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
7872 (xstormy16_asm_output_constructor): Likewise.
7874 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
7877 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
7878 comment to silence warning.
7880 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
7881 (spu_legitimate_address_p): Fix logic error and add missing fallthru
7884 2016-10-26 Michael Matz <matz@suse.de>
7886 PR tree-optimization/78060
7887 PR tree-optimization/78061
7888 PR tree-optimization/78088
7889 * tree-ssa-loop-split.c (easy_exit_values): New function.
7890 (tree_ssa_split_loops): Use it.
7891 (compute_new_first_bound): Change order of operations,
7892 fix invalid use of types.
7894 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
7896 gen-pass-instances.awk is sensitive to the order in which
7897 passes are added; passes that appear later have to be added first.
7901 * config/avr/avr-passes.def: Swap order of directives for
7902 gen-pass-instances.awk.
7904 2016-10-25 Jeff Law <law@redhat.com>
7906 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
7907 (vax_notice_update_cc): Likewise.
7909 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
7911 * config.gcc (sparc*-*-solaris2*): Adjust.
7912 (sparc64-*-linux*): Likewise.
7913 * config/sparc/default-64.h: Rename to...
7914 * config/sparc/default64.h: ...this.
7915 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
7917 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
7918 * config/sparc/sparc.h: Minor tweaks.
7919 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
7920 TARGET_ARCH32 throughout. Minor various tweaks throughout.
7922 2016-10-25 David Malcolm <dmalcolm@redhat.com>
7924 * input.c (fcache::file_patch): Add comment about lifetime.
7925 (selftest::cpp_reader_ptr): New class.
7926 (selftest::lexer_test): Convert m_parser from cpp_reader *
7927 to a cpp_reader_ptr, and move m_tempfile to after it.
7928 (selftest::lexer_test::lexer_test): Update for above reordering.
7929 (lexer_test::~lexer_test): Move cleanup of m_parser to
7930 cpp_reader_ptr's dtor.
7932 2016-10-25 David Malcolm <dmalcolm@redhat.com>
7934 * toplev.c (toplev::main): Remove call to
7935 location_adhoc_data_fini.
7937 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
7939 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
7940 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
7942 2016-10-25 David Malcolm <dmalcolm@redhat.com>
7944 * ggc-tests.c (forcibly_ggc_collect): Rename to...
7945 (selftest::forcibly_ggc_collect): ...this, and remove "static".
7946 (test_basic_struct): Update for above renaming.
7947 (test_length): Likewise.
7948 (test_union): Likewise.
7949 (test_finalization): Likewise.
7950 (test_deletable_global): Likewise.
7951 (test_inheritance): Likewise.
7952 (test_chain_next): Likewise.
7953 (test_user_struct): Likewise.
7954 (test_tree_marking): Likewise.
7955 * selftest-run-tests.c (selftest::run_tests): Call
7956 selftest::forcibly_ggc_collect at the end of the selftests.
7957 * selftest.h (selftest::forcibly_ggc_collect): New decl.
7959 2016-10-25 Jakub Jelinek <jakub@redhat.com>
7962 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
7963 * optabs.c (expand_vec_cond_expr): For comparison codes
7964 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
7965 (expand_vec_cmp_expr): For comparison codes
7966 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
7967 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
7968 Add enum tree_code argument.
7969 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
7971 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
7972 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
7974 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
7975 NE_EXPR, attempt to use vcondeq_optab as fallback.
7976 * tree-vect-generic.c (expand_vector_comparison,
7977 expand_vector_divmod, expand_vector_condition): Adjust
7978 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
7979 * tree-vect-stmts.c (vectorizable_condition,
7980 vectorizable_comparison): Likewise.
7981 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
7982 check_bool_pattern, search_type_for_mask_1): Likewise.
7983 * expr.c (do_store_flag): Likewise.
7984 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
7985 @code{vcondeq@var{m}@var{n}}): Document.
7986 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
7989 2016-10-25 Jeff Law <law@redhat.com>
7991 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
7993 (v850_output_aligned_bss): Add missing break.
7995 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
7997 2016-10-25 Martin Liska <mliska@suse.cz>
8000 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
8001 statements as they can also contain possibly a freeing call.
8003 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
8004 Martin Liska <mliska@suse.cz>
8007 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
8008 * ipa-icf.c (sem_function::get_hash): Add target optimization
8011 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
8014 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
8015 Remove partial overlap check for shift by 1.
8016 (ashldi3_neon): Likewise.
8018 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
8020 * config/arm/constraints.md (Q constraint): Document its use for
8022 (Pf constraint): New constraint for relaxed, consume or relaxed memory
8024 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
8025 alternatives to allow any register when memory model matches Pf and
8026 thus lda is used, but only low registers otherwise. Use unpredicated
8027 output template for Thumb-1 targets.
8028 (atomic_store<mode>): Likewise for stl.
8029 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
8030 whose output template does not have predication.
8031 (arm_load_acquire_exclusive<mode>): Likewise.
8032 (arm_load_exclusivesi): Likewise.
8033 (arm_load_acquire_exclusivesi): Likewise.
8034 (arm_store_release_exclusive<mode>): Likewise.
8035 (arm_store_exclusive<mode>): Use unpredicated output template for
8038 2016-10-25 Jakub Jelinek <jakub@redhat.com>
8040 * internal-fn.def (LAUNDER): New internal function.
8041 * internal-fn.c (expand_LAUNDER): New function.
8043 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
8044 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
8046 New avr target pass to work around performance loss by PR fix.
8050 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
8051 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
8052 * config/avr/predicates.md (extend_operator): New.
8053 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
8054 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
8055 (make_avr_pass_casesi): New prototypes.
8056 * config/avr/avr.c (print-rtl.h): Include it.
8057 (pass_data avr_pass_data_casesi): Data for new pass.
8058 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
8059 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
8060 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
8061 (avr_optimize_casesi): New functions.
8063 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
8064 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
8068 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
8070 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8072 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
8073 DW_AT_rvalue_reference attributes.
8075 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
8077 * doc/invoke.text (Wint-in-bool-context): Update documentation.
8078 * value-prof.c (stringop_block_profile): Fix a warning.
8080 2016-10-24 Martin Sebor <msebor@redhat.com>
8083 * builtins.c (string_length): New function.
8084 (c_strlen): Use string_length. Correctly handle wide strings.
8085 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
8087 (target_int_max): Call target_max_value.
8088 (format_result::knownrange): New data member.
8089 (fmtresult::fmtresult): Define default constructor.
8090 (format_integer): Use it and set format_result::knownrange.
8091 Handle global constants.
8092 (format_floating_max): Add third argument.
8093 (format_floating): Recompute maximum value for %a for each argument.
8094 (get_string_length): Use fmtresult default ctor.
8095 (format_string): Set format_result::knownrange.
8096 (format_directive): Check format_result::knownrange.
8097 (add_bytes): Same. Correct caret placement in diagnostics.
8098 (pass_sprintf_length::compute_format_length): Set
8099 format_result::knownrange.
8100 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
8102 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8104 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
8105 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
8107 2016-10-24 Ximin Luo <infinity0@pwned.gg>
8110 * dwarf2out.c (file_table_relative_p): Remove.
8111 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
8112 also for absolute paths.
8113 * doc/tm.texi: Update.
8114 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
8115 * target.def (force_at_comp_dir): Remove hook.
8116 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
8118 2016-10-24 Richard Biener <rguenther@suse.de>
8120 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
8121 backedges when identifying the single predecessor to take
8122 conditional info from. Use SCEV to get at ranges for loop IVs.
8123 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
8124 avoid false warning.
8126 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
8129 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
8130 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
8131 (avr_address_tiny_absdata_p): New static function.
8132 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
8133 it to determine validity of constant addresses.
8134 (avr_attribute_table) [absdata]: New variable attribute...
8135 (avr_handle_absdata_attribute): ...and handler.
8136 (avr_decl_absdata_p): New static function.
8137 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
8138 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
8139 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
8141 2016-10-24 Richard Biener <rguenther@suse.de>
8143 PR tree-optimization/78076
8144 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
8145 also on the loop tree root.
8147 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8149 * config/i386/i386.c (ix86_fold_builtin): Handle
8150 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
8151 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
8152 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
8153 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
8155 2016-10-24 Martin Liska <mliska@suse.cz>
8158 * opts.c (finish_options): Skip conditionally.
8160 2016-10-23 Martin Sebor <msebor@redhat.com>
8163 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
8164 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
8166 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
8168 * config/sparc/sparc.md (cpu_feature): Minor tweak.
8169 (enabled): Likewise.
8170 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
8171 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
8172 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
8173 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
8174 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
8175 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
8177 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
8179 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
8180 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
8182 2016-10-21 Andrew Pinski <apinski@cavium.com>
8184 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
8186 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
8187 implementer_id to unsigned char.
8188 Change part_no to unsigned int.
8189 (AARCH64_BIG_LITTLE): New define.
8190 (INVALID_IMP): New define.
8191 (INVALID_CORE): New define.
8192 (cpu_data): Change the last element's implementer_id and part_no to
8194 (valid_bL_string_p): Rewrite to ..
8195 (valid_bL_core_p): this for integers instead of strings.
8196 (parse_field): New function.
8197 (contains_string_p): Rewrite to ...
8198 (contains_core_p): this for integers and only for the part_no.
8199 (host_detect_local_cpu): Rewrite handling of implementation and
8200 par num to be integers; simplifying the code.
8202 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
8204 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
8205 value range for pointers in more cases.
8207 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
8209 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
8210 Add extra argument to allow emitting the move immediate.
8211 Use add/sub with positive immediate.
8212 (aarch64_add_constant): Add inline function.
8213 (aarch64_add_sp): Likewise.
8214 (aarch64_sub_sp): Likewise.
8215 (aarch64_expand_prologue): Call aarch64_sub_sp.
8216 (aarch64_expand_epilogue): Call aarch64_add_sp.
8217 Decide when to leave out move.
8218 (aarch64_output_mi_thunk): Call aarch64_add_constant.
8220 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
8222 * config/aarch64/aarch64.c (aarch64_layout_frame):
8223 Align FP callee-saves.
8225 2016-10-21 Jakub Jelinek <jakub@redhat.com>
8227 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
8228 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
8230 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
8231 _rdseed64_step): Likewise.
8232 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
8235 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
8236 and tree-ssanames.h.
8237 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
8238 with INTEGER_CST argument.
8239 (ix86_gimple_fold_builtin): New function.
8240 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
8242 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
8243 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
8244 (ranges_table_allocated, ranges_table_in_use,
8245 ranges_by_label_allocated, ranges_by_label_in_use,
8246 RANGES_TABLE_INCREMENT): Removed.
8247 (add_ranges_num): Use vec_safe_push into ranges_table.
8248 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
8249 (output_ranges): Adjust for ranges_table and ranges_by_label
8250 conversion from arrays to vec.
8251 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
8252 conversion from arrays to vec.
8253 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
8254 ranges_table_in_use, ranges_by_label_allocated and
8255 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
8257 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
8258 if needed. Re-add origin_die variable and its initialization.
8260 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
8261 even for -fstack-reuse=none, or for volatile vars etc.
8263 2016-10-21 David Malcolm <dmalcolm@redhat.com>
8265 * print-rtl-function.c (flag_compact): Move extern decl to...
8266 * print-rtl.h (flag_compact): ...here.
8267 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
8268 (ASSERT_RTL_DUMP_EQ): New macro.
8269 (selftest::test_dumping_regs): New function.
8270 (selftest::test_dumping_insns): New function.
8271 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
8273 (selftest::rtl_tests_c_tests): Call the new test functions.
8275 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8277 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
8278 (outgoing_edges_match): Likewise.
8279 (try_crossjump_to_edge): Likewise.
8280 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
8281 (rtl_tidy_fallthru_edge): Likewise.
8282 * rtl.h (tablejump_p): Adjust prototype.
8283 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
8285 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8287 * rtl.h (label_ref_label): New function.
8288 (set_label_ref_label): New function.
8289 (LABEL_REF_LABEL): Delete.
8290 * alias.c (rtx_equal_for_memref_p): Adjust.
8291 * cfgbuild.c (make_edges): Likewise.
8292 (purge_dead_tablejump_edges): Likewise.
8293 * cfgexpand.c (convert_debug_memory_address): Likewise.
8294 * cfgrtl.c (patch_jump_insn): Likewise.
8295 * combine.c (distribute_notes): Likewise.
8296 * cse.c (hash_rtx_cb): Likewise.
8297 (exp_equiv_p): Likewise.
8298 (fold_rtx): Likewise.
8299 (check_for_label_ref): Likewise.
8300 * cselib.c (rtx_equal_for_cselib_1): Likewise.
8301 (cselib_hash_rtx): Likewise.
8302 * emit-rtl.c (mark_label_nuses): Likewise.
8303 * explow.c (convert_memory_address_addr_space_1): Likewise.
8304 * final.c (output_asm_label): Likewise.
8305 (output_addr_const): Likewise.
8306 * gcse.c (add_label_notes): Likewise.
8307 * genconfig.c (walk_insn_part): Likewise.
8308 * genrecog.c (validate_pattern): Likewise.
8309 * ifcvt.c (cond_exec_get_condition): Likewise.
8310 (noce_emit_store_flag): Likewise.
8311 (noce_get_alt_condition): Likewise.
8312 (noce_get_condition): Likewise.
8313 * jump.c (maybe_propagate_label_ref): Likewise.
8314 (mark_jump_label_1): Likewise.
8315 (redirect_exp_1): Likewise.
8316 (rtx_renumbered_equal_p): Likewise.
8317 * lra-constraints.c (operands_match_p): Likewise.
8318 * print-rtl.c (print_value): Likewise.
8319 * reload.c (find_reloads): Likewise.
8320 * reload1.c (set_label_offsets): Likewise.
8321 * reorg.c (get_branch_condition): Likewise.
8322 * rtl-tests.c (test_uncond_jump): Likewise.
8323 * rtl.c (rtx_equal_p_cb): Likewise.
8324 (rtx_equal_p): Likewise.
8325 * rtlanal.c (reg_mentioned_p): Likewise.
8326 (rtx_referenced_p): Likewise.
8327 (get_condition): Likewise.
8328 * varasm.c (const_hash_1): Likewise.
8329 (compare_constant): Likewise.
8330 (const_rtx_hash_1): Likewise.
8331 (output_constant_pool_1): Likewise.
8333 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8336 * reload.c (find_valid_class_1): Allow regclass if atleast one
8337 regno in regclass is ok. Compute and use rclass size based on
8338 actually available regnos for mode in rclass.
8340 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
8342 * config/sparc/sparc-modes.def (CCV): New.
8344 * config/sparc/predicates.md (v_comparison_operator): New.
8345 (icc_comparison_operator): Add support for CCV/CCXV.
8346 (xcc_comparison_operator): Likewise.
8347 * config/sparc/sparc.c (output_cbranch): Likewise.
8348 (sparc_print_operand): Likewise.
8349 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
8350 (uaddvdi4): New expander.
8351 (addvdi4): Likewise.
8352 (uaddvdi4_sp32): New instruction.
8353 (addvdi4_sp32): Likewise.
8354 (uaddvsi4): New expander.
8355 (addvsi4): Likewise.
8356 (cmp_ccc_plus_sltu_set): New instruction.
8357 (cmp_ccv_plus): Likewise.
8358 (cmp_ccxv_plus): Likewise.
8359 (cmp_ccv_plus_set): Likewise.
8360 (cmp_ccxv_plus_set): Likewise.
8361 (cmp_ccv_plus_sltu_set): Likewise.
8362 (uaddvdi4): New expander.
8363 (subvdi4): Likewise.
8364 (usubdi4_sp32): New instruction.
8365 (subvdi4_sp32): Likewise.
8366 (usubvsi4): New expander.
8367 (subvsi4): Likewise.
8368 (cmpsi_minus_sltu_set): New instruction.
8369 (cmp_ccv_minus): Likewise.
8370 (cmp_ccxv_minus): Likewise.
8371 (cmp_ccv_minus_set): Likewise.
8372 (cmp_ccxv_minus_set): Likewise.
8373 (cmp_ccv_minus_sltu_set): Likewise.
8374 (unegvdi3): New expander.
8375 (negvdi3): Likewise.
8376 (unegdi3_sp32): New instruction.
8377 (negvdi3_sp32): Likewise.
8378 (unegvsi3): New expander.
8379 (negvsi3): Likewise.
8380 (cmp_ccc_neg_sltu_set): New instruction.
8381 (cmp_ccv_neg): Likewise.
8382 (cmp_ccxv_neg): Likewise.
8383 (cmp_ccv_neg_set): Likewise.
8384 (cmp_ccxv_neg_set): Likewise.
8385 (cmp_ccv_neg_sltu_set): Likewise.
8387 * tree-ssa-loop-split.c: Remove trailing spaces.
8388 * match.pd: Likewise.
8390 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8392 PR rtl-optimization/78038
8393 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
8394 be deduced to set REG through the RTL structure.
8395 (make_defs_and_copies_lists): Return false on a failing get_defs call.
8397 2016-10-21 Richard Biener <rguenther@suse.de>
8399 PR tree-optimization/78051
8400 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
8401 and mark replaced if folding did something.
8403 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
8405 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
8406 and "protected" in visibility types.
8407 (rs6000_xcoff_declare_function_name): Fix formatting.
8408 (rs6000_xcoff_declare_object_name): Fix formatting.
8410 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
8412 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
8413 and IX86_BUILTIN_HUGE_VALQ here ...
8414 (ix86_expand_builtin): ... not here.
8416 2016-10-20 Jakub Jelinek <jakub@redhat.com>
8418 * doc/gty.texi (for_user): Use @item next to @findex.
8420 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
8423 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
8424 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
8425 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
8426 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
8427 __builtin_ia32_lzcnt_u16.
8428 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
8429 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
8430 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
8431 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
8432 (bmi_tzcnt_<mode>): New expander.
8433 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
8434 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
8435 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
8436 (lzcnt_<mode>): New expander.
8437 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
8438 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
8439 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
8440 (UINT64_FTYPE_UINT64): New.
8441 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
8442 (__builtin_ia32_lzcnt_u16): New description.
8443 (__builtin_ia32_lzcnt_u32): Ditto.
8444 (__builtin_ia32_lzcnt_u64): Ditto.
8445 (__builtin_ctzs): Remove description.
8446 (__builtin_ia32_tzcnt_u16): New description.
8447 (__builtin_ia32_tzcnt_u32): Ditto.
8448 (__builtin_ia32_tzcnt_u64): Ditto.
8449 * config/i386/i386.c (ix86_expand_args_builtin): Handle
8450 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
8452 2016-10-20 Martin Liska <mliska@suse.cz>
8455 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
8456 comparison with STMT_UID_NOT_IN_RANGE.
8457 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
8460 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
8462 * compare-elim.c (conforming_compare): Accept UNSPECs.
8463 (find_comparison_dom_walker::before_dom_children): Deal with
8464 instructions both using and killing the flags register.
8465 (equivalent_reg_at_start): New function extracted from...
8466 (try_eliminate_compare): ...here. Use it and add support for
8467 registers and UNSPECs as second operand of the compare.
8468 * config/visium/visium-modes.def (CCV): New.
8469 * config/visium/predicates.md (visium_v_comparison_operator): New.
8470 (visium_branch_operator): Deal with CCV mode.
8471 * config/visium/visium.c (visium_select_cc_mode): Likewise.
8472 (output_cbranch): Likewise.
8473 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
8474 (uaddv<mode>4): New expander.
8475 (addv<mode>4): Likewise.
8476 (add<mode>3_insn_set_carry): New instruction.
8477 (add<mode>3_insn_set_overflow): Likewise.
8478 (addsi3_insn_set_overflow): Likewise.
8479 (usubv<mode>4): New expander.
8480 (subv<mode>4): Likewise.
8481 (sub<mode>3_insn_set_carry): New instruction.
8482 (sub<mode>3_insn_set_overflow): Likewise.
8483 (subsi3_insn_set_overflow): Likewise.
8484 (unegv<mode>3): New expander.
8485 (negv<mode>3): Likewise.
8486 (neg<mode>2_insn_set_overflow): New instruction.
8487 (addv_tst<mode>): Likewise.
8488 (subv_tst<mode>): Likewise.
8489 (negv_tst<mode>): Likewise.
8490 (cbranch<mode>4_addv_insn): New splitter and instruction.
8491 (cbranch<mode>4_subv_insn): Likewise.
8492 (cbranch<mode>4_negv_insn): Likewise.
8494 2016-10-20 Richard Biener <rguenther@suse.de>
8496 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
8497 Handle decls possibly not bound.
8498 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
8499 nothing_id for decls that might not be bound if we are interested
8501 (get_constraint_for_component_ref): Deal with that.
8503 2016-10-20 Michael Matz <matz@suse.de>
8506 * common.opt (-fsplit-loops): New flag.
8507 * passes.def (pass_loop_split): Add.
8508 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
8509 (enable_fdo_optimizations): Add loop splitting.
8510 * timevar.def (TV_LOOP_SPLIT): Add.
8511 * tree-pass.h (make_pass_loop_split): Declare.
8512 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
8513 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
8514 * tree-ssa-loop-split.c: New file.
8515 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
8516 * doc/invoke.texi (fsplit-loops): Document.
8517 * doc/passes.texi (Loop optimization): Add paragraph about loop
8520 2016-10-20 Richard Biener <rguenther@suse.de>
8522 * cgraphunit.c (analyze_functions): Set node->definition to
8523 false to signal symbol removal to debug_hooks->late_global_decl.
8524 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
8525 WPA signal symbol removal to the debuginfo machinery.
8526 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
8527 using early_finised to guard the we're called for symbol
8528 removal case look at the symtabs definition flag.
8529 (gen_variable_die): Remove redundant check.
8531 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8533 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
8535 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8537 PR tree-optimization/53979
8538 * match.pd ((a ^ b) | a -> a | b): New pattern.
8540 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
8542 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
8543 config/pa/pa64-hpux-lib.h.
8544 (PA_CRTBEGIN_HACK): Likewise.
8545 (DTOR_LIST_BEGIN): Likewise.
8547 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
8549 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
8550 register only if "in" and "out" are different registers.
8552 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
8554 * omp-low.c (pass_oacc_device_lower::gate): New method.
8555 (execute): Always call execute_oacc_device_lower.
8557 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8559 PR tree-optimization/77916
8560 PR tree-optimization/77937
8561 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
8563 (insert_initializers): Requirement of initializer for -1 should be
8564 based on pointer-typedness of the candidate basis.
8566 2016-10-19 Bin Cheng <bin.cheng@arm.com>
8568 PR tree-optimization/78005
8569 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
8570 upper (included) bound for niters of prolog loop.
8571 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
8572 Compute niters of scalar loop above which vectorized loop is
8573 preferred, as well as the upper (included) bound for the niters.
8574 (vect_do_peeling): Record niter bound for loops accordingly.
8576 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
8579 * tree-core.h (enum tree_index): Put the complex types after their
8581 * tree-streamer.c (verify_common_node_recorded): New function.
8582 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
8584 2016-10-19 Martin Liska <mliska@suse.cz>
8586 * cgraph.h (cgraph_edge::binds_to_current_def_p):
8587 Replace NULL with false as a return value.
8589 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
8591 PR tree-optimization/78024
8592 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
8593 don't clear BB_VISITED after processing.
8595 2016-10-19 Richard Biener <rguenther@suse.de>
8597 * domwalk.c (dom_walker::walk): Use RPO order.
8599 2016-10-19 Richard Biener <rguenther@suse.de>
8601 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
8603 (evrp_dom_walker::~evrp_dom_walker): Free it.
8604 (evrp_dom_walker::stmts_to_remove): Add.
8605 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
8606 whose output we fully propagate for removal. Propagate
8607 into BB destination PHI arguments.
8608 (execute_early_vrp): Remove queued stmts. Dump value ranges
8609 before stmt removal.
8611 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
8613 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
8614 * passes.def: Add two instances of pass_walloca.
8615 * tree-pass.h (make_pass_walloca): New.
8616 * gimple-ssa-warn-alloca.c: New file.
8617 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
8618 -Wvla-larger-than= options.
8620 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
8622 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
8623 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
8625 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
8627 * config/rs6000/altivec.h (vec_xl_len): New macro.
8628 (vec_xst_len): New macro.
8629 (vec_cmpnez): New macro.
8630 (vec_cntlz_lsbb): New macro.
8631 (vec_cnttz_lsbb): New macro.
8632 (vec_xlx): New macro.
8633 (vec_xrx): New macro.
8634 (vec_all_nez): New C++ predicate template.
8635 (vec_any_eqz): New C++ predicate template.
8636 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
8637 conditional compilation.
8638 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
8639 conditional compilation.
8640 (vec_all_nez): New macro.
8641 (vec_any_eqz): New macro.
8642 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
8644 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
8646 * config/rs6000/vector.md (VI): Moved this mode iterator
8647 definition from altivec.md to vector.md.
8648 (UNSPEC_NEZ_P): New value.
8649 (vector_ne_<mode>_p): New expansion for implementation of
8650 vec_all_ne and vec_any_eq built-in functions.
8651 (vector_nez_<mode>_p): New expansion for implementation of
8652 vec_all_nez and vec_any_eqz built-in functions.
8653 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
8654 and vec_any_eq built-in function.
8655 (cr6_test_for_zero): New commentary to explain this expansion.
8656 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
8657 (cr6_test_for_lt): New commentary to explain this expansion.
8658 (cr6_test_for_lt_reverse): New commentary to explain this
8660 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8661 overloaded function prototypes for vec_all_ne, vec_all_nez,
8662 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
8663 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
8665 (altivec_resolve_overloaded_builtin): Modify the handling of
8666 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
8667 the compiler is configured to support TARGET_P9_VECTOR.
8668 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
8669 to explain the special processing that is given to predicate
8670 built-ins introduced using this macro.
8671 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
8672 the special processing given to predicate built-ins introduced
8674 (BU_VSX_P): Likewise.
8675 (BU_P8V_AV_P): Likewise.
8676 (BU_P9V_AV_P): Likewise.
8677 (BU_P9V_AV_X): New macro.
8678 (BU_P9V_64BIT_AV_X): New macro.
8679 (BU_P9V_VSX_3): New macro.
8680 (BU_P9V_OVERLOAD_P): New macro.
8681 (LXVL): New BU_P9V_64BIT_VSX_2.
8682 (VEXTUBLX): New BU_P9V_AV_2.
8683 (VEXTUBRX): Likewise.
8684 (VEXTUHLX): Likewise.
8685 (VEXTUHRX): Likewise.
8686 (VEXTUWLX): Likewise.
8687 (VEXTUWRX): Likewise.
8688 (STXVL): New BU_P9V_64BIT_AV_X.
8689 (VCLZLSBB): New BU_P9V_AV_1.
8690 (VCTZLSBB): Likewise.
8691 (CMPNEB): New BU_P9V_AV_2.
8696 (VCMPNEB_P): New BU_P9V_AV_P.
8697 (VCMPNEH_P): Likewise.
8698 (VCMPNEW_P): Likewise.
8699 (VCMPNED_P): Likewise.
8700 (VCMPNEFP_P): Likewise.
8701 (VCMPNEDP_P): Likewise.
8702 (CMPNEZB): New BU_P9V_AV_2.
8703 (CMPNEZH): Likewise.
8704 (CMPNEZW): Likewise.
8705 (VCMPNEZB_P): New BU_P9V_AV_P.
8706 (VCMPNEZH_P): Likewise.
8707 (VCMPNEZW_P): Likewise.
8708 (LXVL): New BU_P9V_OVERLOAD_2.
8709 (STXVL): New BU_P9V_OVERLOAD_3.
8710 (VEXTULX): New BU_P9V_OVERLOAD_2.
8711 (VEXTURX): Likewise.
8713 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
8714 (VCMPNE_P): Likewise.
8715 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
8716 (VCTZLSBB): Likewise.
8717 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
8718 comment to explain mode used for scratch register.
8719 (altivec_expand_stxvl_builtin): New function.
8720 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
8721 (altivec_init_builtins): Add initialized variable
8722 void_ftype_v16qi_pvoid_long and use this type to define the
8723 built-in function __builtin_altivec_stxvl.
8724 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
8725 (UNSPEC_STXVL): New value.
8726 (UNSPEC_VCLZLSBB): New value.
8727 (UNSPEC_VCTZLSBB): New value.
8728 (UNSPEC_VEXTUBLX): New value.
8729 (UNSPEC_VEXTUHLX): New value.
8730 (UNSPEC_VEXTUWLX): New value.
8731 (UNSPEC_VEXTUBRX): New value.
8732 (UNSPEC_VEXTUHRX): New value.
8733 (UNSPEC_VEXTUWRX): New value.
8734 (UNSPEC_VCMPNEB): New value.
8735 (UNSPEC_VCMPNEZB): New value.
8736 (UNSPEC_VCMPNEH): New value.
8737 (UNSPEC_VCMPNEZH): New value.
8738 (UNSPEC_VCMPNEW): New value.
8739 (UNSPEC_VCMPNEZW): New value.
8740 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
8741 vector of integer modes.
8742 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
8743 vector of float or double modes.
8744 (*vector_nez_<mode>_p): New insn for vector test all not equal or
8746 (lxvl): New expand for load VSX vector with length.
8747 (*lxvl): New insn for load VSX vector with length.
8748 (stxvl): New expand for store VSX vector with length.
8749 (*stxvl): New insn for store VSX vector with length.
8750 (vcmpneb): New insn for vector of byte compare not equal.
8751 (vcmpnezb): New insn for vector of byte compare not equal or zero.
8752 (vcmpneh): New insn for vector of half word compare not equal.
8753 (vcmpnezh): New insn for vector of half word compare not equal or
8755 (vcmpnew): New insn for vector of word compare not equal.
8756 (vcmpne<VSs>): New insn for vector of float or double compare not
8758 (vcmpnezw): New insn for vector of word compare not equal or zero.
8759 (vclzlsbb): New insn for vector count leading zero
8760 least-significant bits byte.
8761 (vctzlsbb): New insn for vector count trailing zero least
8762 signficant bits byte.
8763 (vextublx): New insn for vector extract unsigned byte left
8765 (vextubrx): New insn for vector extract unsigned byte right
8767 (vextuhlx): New insn for vector extract unsigned half word left
8769 (vextuhrx): New insn for vector extract unsigned half word right
8771 (vextuwlx): New insn for vector extract unsigned word left
8773 (vextuwrx): New insn for vector extract unsigned word right
8775 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
8776 clarify intent of this constant.
8777 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
8778 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
8779 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
8780 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
8781 and vec_xrx functions.
8783 2016-10-18 Andrew Pinski <apinski@cavium.com>
8786 * predict.c (is_exit_with_zero_arg): New function.
8787 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
8790 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
8793 * config/i386/i386.c (legitimize_tls_address)
8794 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
8795 convert dest to Pmode if different than Pmode.
8797 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8799 PR tree-optimization/77916
8800 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
8801 stopgap fix, as pointers with -1 increment are still broken.
8803 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
8805 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
8806 mapping class decoration from here...
8807 (rs6000_xcoff_encode_section): ...to here.
8809 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
8810 if shrink-wrapping and optimizing for speed.
8812 2016-10-18 Richard Biener <rguenther@suse.de>
8814 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
8815 not visited but non-executable predecessors. Return taken edge.
8816 Simplify conditions and refactor propagation vs. folding step.
8818 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
8820 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
8821 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
8822 (rs6000_get_separate_components): Assert we do not have those
8823 strategies selected.
8825 2016-10-18 Richard Biener <rguenther@suse.de>
8827 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
8828 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
8830 (substitute_and_fold_dom_walker): Adjust constructor.
8831 (substitute_and_fold_dom_walker::before_dom_children): Remove
8832 do_dce flag and handling (always true).
8833 (substitute_and_fold): Likewise.
8834 * tree-vrp.c (vrp_finalize): Adjust.
8835 (execute_early_vrp): Remove final BB_VISITED clearing.
8836 * tree-ssa-ccp.c (ccp_finalize): Adjust.
8837 * tree-ssa-copy.c (fini_copy_prop): Likewise.
8838 * ira.c (ira): Call clear_bb_flags.
8840 2016-10-18 Richard Biener <rguenther@suse.de>
8842 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
8843 get at the operand to look at with TREE_OPERAND for generic
8846 2016-10-18 David Malcolm <dmalcolm@redhat.com>
8848 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
8850 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
8851 (write_test_expr): Use rtx_reader_ptr for calls to
8853 (write_attr_value): Likewise.
8854 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
8855 call to print_md_ptr_loc.
8856 (write_one_condition): Likewise for calls to print_c_condition.
8857 * genconstants.c: Include "statistics.h" and "vec.h".
8858 (main): Update for conversion to member functions.
8859 * genemit.c (emit_c_code): Use rtx_reader_ptr for
8860 call to print_md_ptr_loc.
8861 * genenums.c: Include "statistics.h" and "vec.h".
8862 (main): Update for conversion of traverse_enum_types to a method.
8863 * genmddeps.c: Include "statistics.h" and "vec.h".
8864 * genoutput.c (process_template): Use rtx_reader_ptr for call to
8866 * genpreds.c (write_predicate_subfunction): Likewise.
8867 (write_predicate_expr): Likewise for calls to print_c_condition.
8868 * genrecog.c (print_test): Likewise.
8869 * gensupport.c (process_rtx): Likewise for calls to
8870 copy_md_ptr_loc and join_c_conditions.
8871 (alter_test_for_insn): Likewise for call to join_c_conditions.
8872 (process_substs_on_one_elem): Likewise.
8873 (gen_mnemonic_setattr): Update for move of string_obstack to a
8874 field of rtx_reader.
8875 (mnemonic_htab_callback): Likewise. Fix formatting.
8876 (gen_mnemonic_attr): Likewise.
8877 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
8878 to print_c_condition.
8879 * read-md.c: Include "statistics.h" and "vec.h".
8880 (string_obstack): Convert this global to field "m_string_obstack"
8881 of class rtx_reader.
8882 (ptr_locs): Likewise, as "m_ptr_locs".
8883 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
8884 (joined_conditions): Likewise, as "m_joined_conditions".
8885 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
8886 (md_constants): Likewise, as "m_md_constants".
8887 (enum_types): Likewise, as "m_enum_types".
8888 (set_md_ptr_loc): Convert to...
8889 (rtx_reader::set_md_ptr_loc): ...member function.
8890 (get_md_ptr_loc): Convert to...
8891 (rtx_reader::get_md_ptr_loc): ...member function.
8892 (copy_md_ptr_loc): Convert to...
8893 (rtx_reader::copy_md_ptr_loc): ...member function.
8894 (fprint_md_ptr_loc): Convert to...
8895 (rtx_reader::fprint_md_ptr_loc): ...member function.
8896 (print_md_ptr_loc): Convert to...
8897 (rtx_reader::print_md_ptr_loc): ...member function.
8898 (join_c_conditions): Convert to...
8899 (rtx_reader::join_c_conditions): ...member function.
8900 (fprint_c_condition): Convert to...
8901 (rtx_reader::fprint_c_condition): ...member function.
8902 (print_c_condition): Convert to...
8903 (rtx_reader::print_c_condition): ...member function.
8904 (read_name): Convert to...
8905 (rtx_reader::read_name): ...member function.
8906 (read_escape): Convert to...
8907 (rtx_reader::read_escape): ...member function.
8908 (read_quoted_string): Convert to...
8909 (rtx_reader::read_quoted_string): ...member function.
8910 (read_braced_string): Convert to...
8911 (rtx_reader::read_braced_string): ...member function.
8912 (read_string): Convert to...
8913 (rtx_reader::read_string): ...member function.
8914 (read_skip_construct): Convert to...
8915 (rtx_reader::read_skip_construct): ...member function.
8916 (handle_constants): Convert to...
8917 (rtx_reader::handle_constants): ...member function.
8918 (traverse_md_constants): Convert to...
8919 (rtx_reader::traverse_md_constants): ...member function.
8920 (handle_enum): Convert to...
8921 (rtx_reader::handle_enum): ...member function.
8922 (lookup_enum_type): Convert to...
8923 (rtx_reader::lookup_enum_type): ...member function.
8924 (traverse_enum_types): Convert to...
8925 (rtx_reader::traverse_enum_types): ...member function.
8926 (rtx_reader::rtx_reader): Move initializations
8927 of various former global data from rtx_reader::read_md_files to
8928 here, as fields, along with the call to unlock_std_streams.
8929 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
8931 (rtx_reader::read_md_files): Move initializations of various
8932 global data from here to the ctor.
8933 * read-md.h (read_name): Convert to...
8934 (rtx_reader::read_name): ...member function.
8935 (rtx_reader::read_escape): New method decl.
8936 (read_quoted_string): Convert to...
8937 (rtx_reader::read_quoted_string): ...member function.
8938 (rtx_reader::read_braced_string): New method decl.
8939 (read_string): Convert to...
8940 (rtx_reader::read_string): ...member function.
8941 (rtx_reader::read_skip_construct): New method decl.
8942 (rtx_reader::set_md_ptr_loc): New method decl.
8943 (rtx_reader::get_md_ptr_loc): New method decl.
8944 (copy_md_ptr_loc): Convert to...
8945 (rtx_reader::copy_md_ptr_loc): ...member function.
8946 (fprint_md_ptr_loc): Convert to...
8947 (rtx_reader::fprint_md_ptr_loc): ...member function.
8948 (print_md_ptr_loc): Convert to...
8949 (rtx_reader::print_md_ptr_loc): ...member function.
8950 (rtx_reader::lookup_enum_type): New method decl.
8951 (rtx_reader::traverse_enum_types): New method decl.
8952 (rtx_reader::handle_constants): New method decl.
8953 (traverse_md_constants): Convert to...
8954 (rtx_reader::traverse_md_constants): ...member function.
8955 (rtx_reader::handle_enum): New method decl.
8956 (rtx_reader::join_c_conditions): New method decl.
8957 (fprint_c_condition): Convert to...
8958 (rtx_reader::fprint_c_condition): ...member function.
8959 (print_c_condition): Convert to...
8960 (rtx_reader::print_c_condition): ...member function.
8961 (rtx_reader::apply_iterator_to_string): New method decl.
8962 (rtx_reader::copy_rtx_for_iterators): New method decl.
8963 (rtx_reader::read_conditions): New method decl.
8964 (rtx_reader::record_potential_iterator_use): New method decl.
8965 (rtx_reader::read_mapping): New method decl.
8966 (rtx_reader::read_rtx): New method decl.
8967 (rtx_reader::read_rtx_code): New method decl.
8968 (rtx_reader::read_rtx_operand): New method decl.
8969 (rtx_reader::read_nested_rtx): New method decl.
8970 (rtx_reader::read_rtx_variadic): New method decl.
8971 (rtx_reader::get_string_obstack): New method.
8972 (rtx_reader::get_md_constants): New method.
8973 (string_obstack): Convert global variable decl to...
8974 (rtx_reader::m_string_obstack): ...this new field.
8975 (rtx_reader::m_ptr_locs): New field.
8976 (rtx_reader::m_ptr_loc_obstack): New field.
8977 (rtx_reader::m_joined_conditions): New field.
8978 (rtx_reader::m_joined_conditions_obstack): New field.
8979 (rtx_reader::m_md_constants): New field.
8980 (rtx_reader::m_enum_types): New field.
8981 * read-rtl.c (apply_iterator_to_string): Convert to...
8982 (rtx_reader::apply_iterator_to_string): ...member function.
8983 (copy_rtx_for_iterators): Convert to...
8984 (rtx_reader::copy_rtx_for_iterators): ...member function.
8985 (add_condition_to_string): Use rtx_reader_ptr for
8986 calls join_c_conditions.
8987 (apply_iterators): Use rtx_reader_ptr for calls to
8988 join_c_conditions and copy_rtx_for_iterators.
8989 (read_conditions): Convert to...
8990 (rtx_reader::read_conditions): ...member function.
8991 (record_potential_iterator_use): Convert to...
8992 (rtx_reader::record_potential_iterator_use): ...member function.
8993 (read_mapping): Convert to...
8994 (rtx_reader::read_mapping): ...member function.
8995 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
8996 (read_rtx): Convert to...
8997 (rtx_reader::read_rtx): ...member function.
8998 (read_rtx_code): Convert to...
8999 (rtx_reader::read_rtx_code): ...member function.
9000 (read_rtx_operand): Convert to...
9001 (rtx_reader::read_rtx_operand): ...member function. Update for move
9002 of string_obstack to a field.
9003 (read_nested_rtx): Convert to..
9004 (rtx_reader::read_nested_rtx): ...member function.
9005 (read_rtx_variadic): Convert to..
9006 (rtx_reader::read_rtx_variadic): ...member function.
9008 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9010 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
9012 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9014 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
9015 for pointer type too.
9016 (ipcp_update_vr): set_ptr_nonnull for pointer.
9018 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9020 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
9021 pt_solution_singleton_p.
9022 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
9023 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
9024 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
9025 pointer nonnull computed by VRP.
9026 Also Conservatively set pt.null to 1.
9027 (pt_solution_reset): Conservatively set pt.null to 1.
9028 (pt_solution_singleton_or_null_p): Renamed from
9029 pt_solution_singleton_p.
9030 * tree-ssanames.h (set_ptr_nonnull): Declare.
9031 (get_ptr_nonnull): Likewise.
9032 * tree-ssanames.c (set_ptr_nonnull): New.
9033 (get_ptr_nonnull): Likewise.
9034 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
9035 (evrp_dom_walker::before_dom_children): Likewise.
9037 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9039 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9040 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9041 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9042 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9043 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
9044 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9045 (rs6000_option_override_internal): Clear it if ABI_AIX.
9046 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9047 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
9049 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9051 * gimple-ssa-strength-reduction.c (record_increment): Remove
9054 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9056 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
9057 that the result is non-zero if it is true.
9058 (maybe_expand_shift): New wrapper around expand_shift_1.
9059 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
9061 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9063 PR tree-optimization/77916
9064 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
9065 Don't allow a MINUS_EXPR for pointer arithmetic for either known
9067 (record_increment): Increments of -1 for unknown strides just use
9068 a multiply initializer like other negative values.
9069 (analyze_increments): Remove stopgap solution for -1 increment
9070 applied to pointer arithmetic.
9072 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
9074 * dominance.c (dom_info::dom_info): Add new constructor for region
9075 which is vector of basic blocks.
9076 (dom_init): New method to initialize members common for both
9078 (dom_info::dom_info): Invoke dom_init for partial initialization.
9079 (dom_info::get_idom): Add check to corner cases on basic blocks which
9081 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
9082 to detect unreachable bbs.
9083 (dom_info::calc_idoms): Likewise.
9084 (compute_dom_fast_query_in_region): New function.
9085 (calculate_dominance_info_for_region): Likewise.
9086 (free_dominance_info_for_region): Likewise.
9087 * dominance.h: Add prototypes for introduced region-based functions
9088 * tree-if-conv.c (build_region): New function.
9089 (if_convertible_loop_p_1): Invoke local version of post-dominators
9090 calculation before basic block predication with subsequent freeing
9091 post-dominator info.
9092 (tree_if_conversion): Remove free of post-dominator info
9093 (pass_if_conversion::execute): Delete detection of infinite loops
9094 and fake edges to exit block since post-dominator calculation is
9095 performed per if-converted loop only.
9097 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
9100 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
9101 register explicitly.
9102 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
9103 optimizing for size.
9105 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9107 * config/aarch64/aarch64.c: Delete inclusion of
9108 cortex-a57-fma-steering.h.
9109 (aarch64_override_options): Delete call
9110 to aarch64_register_fma_steering.
9111 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
9112 * config/aarch64/cortex-a57-fma-steering.h: Delete.
9113 * config/aarch64/aarch64-passes.def: New file.
9114 * config/aarch64/cortex-a57-fma-steering.c
9115 (aarch64_register_fma_steering): Delete definition.
9116 (make_pass_fma_steering): Remove static qualifier.
9117 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
9118 (cortex-a57-fma-steering.o): Remove dependency on
9119 cortex-a57-fma-steering.h.
9121 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9123 * explow.c (validize_mem): Do not modify the argument in-place.
9125 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
9127 * tree-streamer.c (record_common_node): Explicitly list expected
9130 2016-10-17 Richard Biener <rguenther@suse.de>
9132 PR tree-optimization/77988
9133 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
9135 2016-10-17 Marek Polacek <polacek@redhat.com>
9137 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
9139 2016-10-17 Richard Biener <rguenther@suse.de>
9141 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
9144 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9146 PR tree-optimization/71636
9147 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
9149 2016-10-17 Richard Biener <rguenther@suse.de>
9151 * gimplify.c (gimplify_function_tree): Do not move the outer
9154 2016-10-17 Jakub Jelinek <jakub@redhat.com>
9156 * langhooks.h (struct lang_hooks_for_decls): Remove
9157 function_decl_explicit_p, function_decl_deleted_p and
9158 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
9159 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
9160 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
9161 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
9162 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
9163 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
9164 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
9165 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
9166 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
9167 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
9168 * langhooks.c (lhd_decl_dwarf_attribute): New function.
9169 * dwarf2out.c (gen_subprogram_die): Use
9170 lang_hooks.decls.decl_dwarf_attribute instead of
9171 lang_hooks.decls.function_decl_*.
9173 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
9177 * common.opt (-ftrampolines): New option.
9178 * doc/invoke.texi (Code Gen Options): Document it.
9179 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
9180 * doc/tm.texi: Regenerate.
9181 * builtins.def: Add init_descriptor and adjust_descriptor.
9182 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
9183 on platforms with descriptors.
9184 (expand_builtin_init_descriptor): New function.
9185 (expand_builtin_adjust_descriptor): Likewise.
9186 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
9187 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
9188 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
9189 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
9190 Set STATIC_CHAIN_REG_P on the static chain register, if any.
9191 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
9192 (expand_call): Likewise. Move around call to prepare_call_address
9193 and pass all flags to it.
9194 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
9195 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
9196 (gimple_call_set_by_descriptor): New setter.
9197 (gimple_call_by_descriptor_p): New getter.
9198 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
9199 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
9200 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
9201 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
9202 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
9203 * rtl.h (STATIC_CHAIN_REG_P): New macro.
9204 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
9205 * target.def (custom_function_descriptors): New POD hook.
9206 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
9207 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
9208 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
9209 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
9210 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
9211 (build_common_builtin_nodes): Initialize init_descriptor and
9213 * tree-nested.c: Include target.h.
9214 (struct nesting_info): Add 'any_descr_created' field.
9215 (get_descriptor_type): New function.
9216 (lookup_element_for_decl): New function extracted from...
9217 (create_field_for_decl): Likewise.
9218 (lookup_tramp_for_decl): ...here. Adjust.
9219 (lookup_descr_for_decl): New function.
9220 (convert_tramp_reference_op): Deal with descriptors.
9221 (build_init_call_stmt): New function extracted from...
9222 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
9223 * defaults.h (FUNCTION_ALIGNMENT): Define.
9224 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
9225 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
9226 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
9227 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
9228 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
9230 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
9232 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
9233 constants in CONST_VECTORs.
9235 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
9237 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
9238 register as destination of bmask.
9239 (vector_init_bshuffle): Likewise.
9240 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
9241 (bmaskdi_vis): Enable only in 64-bit mode.
9243 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
9245 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
9246 make LR a separately shrink-wrapped component unless savres_strategy
9247 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
9248 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
9249 wrapping when not both {SAVE,REST}_INLINE_GPRS.
9251 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
9253 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
9254 and keep looping on failure.
9256 2016-10-14 David Malcolm <dmalcolm@redhat.com>
9258 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
9260 (print_rtx_function): Update example in comment for...
9261 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
9262 non-virtual pseudos with a '%' sigil followed by the regno, offset
9263 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
9264 pseudo is dumped as "%0".
9266 2016-10-14 Jakub Jelinek <jakub@redhat.com>
9269 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
9272 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
9274 * config/sparc/sparc-passes.def: New file.
9275 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
9276 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
9277 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
9279 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
9281 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
9282 loop peel to loops with exit test at the beginning.
9284 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
9286 PR rtl-optimization/68212
9287 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
9288 frequency when computing scale factor for peeled copies.
9289 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
9290 values for switch/peel blocks/edges.
9292 2016-10-14 Pedro Alves <palves@redhat.com>
9294 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
9296 2016-10-14 Catherine Moore <clm@codesourcery.com>
9298 * config/mips/mips.c (mips_prepare_pch_save): Initialize
9299 micromips_globals to zero.
9301 2016-10-14 Richard Biener <rguenther@suse.de>
9303 PR tree-optimization/77979
9304 * tree-vrp.c (compare_name_with_value): Handle released SSA names
9305 in the equivalency sets.
9306 (compare_names): Likewise.
9308 2016-10-14 Martin Liska <mliska@suse.cz>
9310 * builtins.h(target_char_cst_p): Declare the function.
9311 * builtins.c (fold_builtin_memchr): Remove.
9312 (target_char_cst_p): Move the function from gimple-fold.c.
9313 (fold_builtin_3): Do not call the function.
9314 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
9315 (gimple_fold_builtin): Call the function.
9316 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
9318 2016-10-14 Martin Liska <mliska@suse.cz>
9320 * builtins.c (fold_builtin_strcmp): Remove function.
9321 (fold_builtin_strncmp): Likewise.
9322 (fold_builtin_2): Remove call of the function.
9323 (fold_builtin_3): Likewise.
9324 * fold-const-call.c (fold_const_call): Add constant folding
9325 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
9326 * fold-const-call.h (build_cmp_result): Declare the function.
9327 * gimple-fold.c (gimple_load_first_char): New function.
9328 (gimple_fold_builtin_string_compare): Likewise.
9329 (gimple_fold_builtin): Call the function.
9331 2016-10-14 Nathan Sidwell <nathan@acm.org>
9333 * gcov-io.c (gcov_open): Deconstify 'mode'.
9335 2016-10-14 Martin Liska <mliska@suse.cz>
9337 * fold-const.c (c_getstr): Support of properly \0-terminated
9338 string constants. New argument is added.
9339 * fold-const.h: New argument is added.
9341 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9343 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
9345 (aarch64_print_hint_for_core): Likewise.
9346 (aarch64_print_hint_for_arch): Likewise.
9347 (aarch64_validate_march): Use it. Fix indentation in type signature.
9348 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
9349 (aarch64_validate_mtune): Likewise.
9350 (aarch64_handle_attr_arch): Likewise.
9351 (aarch64_handle_attr_cpu): Likewise.
9352 (aarch64_handle_attr_tune): Likewise.
9354 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9356 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
9359 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
9361 * config/m68k/m68k.c (m68k_option_override): Check
9362 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
9363 instead of stack_limit_rtx.
9365 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9367 * dwarf2out.c (gen_member_die): Handle inline static data member
9370 2016-10-13 Nathan Sidwell <nathan@acm.org>
9372 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
9373 gcov_var.mode. Remove unnecessary fstat.
9375 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
9378 * function.c (thread_prologue_and_epilogue_insns): Call all
9379 make_*logue_seq in the same order as traditional. Call them
9380 all a second time if shrink_wrapped_separate.
9382 2016-10-13 Marek Polacek <polacek@redhat.com>
9384 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9385 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
9388 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9390 PR tree-optimization/77937
9391 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
9392 to infinite when we have a pointer with an increment of -1.
9394 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9396 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
9398 * memmodel.h: This file.
9399 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
9400 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
9401 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
9402 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
9403 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
9404 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
9405 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
9406 compare-elim.c, config/aarch64/aarch64-builtins.c,
9407 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
9408 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
9409 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
9410 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
9411 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
9412 config/darwin.c, config/epiphany/epiphany.c,
9413 config/epiphany/mode-switch-use.c,
9414 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
9415 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
9416 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
9417 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
9418 config/m68k/m68k.c, config/mcore/mcore.c,
9419 config/microblaze/microblaze.c, config/mmix/mmix.c,
9420 config/mn10300/mn10300.c, config/moxie/moxie.c,
9421 config/msp430/msp430.c, config/nds32/nds32-cost.c,
9422 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
9423 config/nds32/nds32-memory-manipulation.c,
9424 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
9425 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
9426 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
9427 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
9428 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
9429 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
9430 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
9431 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
9432 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
9433 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
9434 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
9435 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
9436 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
9437 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
9438 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
9439 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
9440 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
9441 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
9442 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
9443 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
9444 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
9445 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
9446 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
9447 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
9448 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
9449 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
9450 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
9451 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
9452 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
9453 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
9454 var-tracking.c, varasm.c: Include memmodel.h.
9455 * genattrtab.c (write_header): Include memmodel.h in generated file.
9456 * genautomata.c (main): Likewise.
9457 * gengtype.c (open_base_files): Likewise.
9458 * genopinit.c (main): Likewise.
9459 * genconditions.c (write_header): Include memmodel.h earlier in
9461 * genemit.c (main): Likewise.
9462 * genoutput.c (output_prologue): Likewise.
9463 * genpeep.c (main): Likewise.
9464 * genpreds.c (write_insn_preds_c): Likewise.
9465 * genrecog.c (write_header): Likewise.
9466 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
9468 2016-10-13 David Malcolm <dmalcolm@redhat.com>
9470 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
9471 for new "compact" param of print_rtx_function. Check for "cinsn"
9473 * print-rtl-function.c (flag_compact): New decl.
9474 (print_rtx_function): Add param "compact" and use it to set
9475 flag_compact, adding a description of the effect to the leading
9476 comment, and updating the example output.
9477 * print-rtl.c (flag_compact): New variable.
9478 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
9480 (print_rtx_operand_code_i): When printing source locations, wrap
9481 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
9482 (print_rtx_operand_code_r): Don't print regnos for hard regs and
9483 virtuals in compact mode.
9484 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
9485 apart from in LABEL_REFs.
9486 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
9487 Don't print basic block ids in compact mode.
9488 (print_rtx): In compact mode, prefix the code of insns with "c",
9489 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
9490 * print-rtl.h (print_rtx_function): Add "compact" param.
9492 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
9494 * arm.h (TARGET_VFP): Delete.
9495 (TARGET_VFPD32): Remove references to TARGET_VFP.
9496 (TARGET_VFP3, TARGET_VFP5): Likewise.
9497 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
9498 (TARGET_NEON_FP16): Likewise.
9499 (TARGET_FMA): Likewise.
9500 (TARGET_CRYPTO): Likewise.
9501 (TARGET_NEON): Likewise.
9502 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
9503 (FUNCTION_ARG_REGNO_P): Likewise.
9504 * arm.c (arm_option_check_internal): Likewise.
9505 (arm_option_override): Likewise.
9506 (use_return_insn): Likewise.
9507 (arm_function_value_regno_p): Likewise.
9508 (arm_apply_result_size): Likewise.
9509 (use_vfp_abi): Likewise.
9510 (arm_legitimate_address_outer_p): Likewise.
9511 (thumb2_legitimate_address_p): Likewise.
9512 (arm_legitimate_index_p): Likewise.
9513 (thumb2_legitimate_index_p): Likewise.
9514 (arm_legitimate_address): Likewise.
9515 (arm_get_vfp_saved_size): Likewise.
9516 (arm_emit_vfp_multi_reg_pop): Likewise.
9517 (arm_get_frame_offsets): Likewise.
9518 (arm_save_coproc_regs): Likewise.
9519 (arm_hard_regno_mode_ok): Likewise.
9520 (arm_expand_epilogue_apcs_frame): Likewise.
9521 (arm_expand_epilogue): Likewise.
9522 (arm_file_start): Likewise.
9523 (arm_conditional_register_usage): Likewise.
9524 (arm_validize_comparison): Use vfp_compare_operand directly.
9525 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
9526 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
9528 (arm_atomic_assign_expand_fenv): Likewise.
9529 * arm.md (divsf3): Likewise.
9530 (arm_negsi2): Likewise.
9532 (arm_movdi): Likewise.
9533 (arm_movt): Likewise.
9534 (cbranchsf4): Change predicate to vfp_compare_operand.
9535 (cbranchdf4): Change predicate to vfp_compare_operand.
9536 (cstorehf4): Change predicate to vfp_compare_operand.
9537 (cstoresf4): Change predicate to vfp_compare_operand.
9538 (cstoredf4): Change predicate to vfp_compare_operand.
9539 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
9540 (movhi_insn_arch4, movhi_bytes): Likewise.
9541 * constraints.md (Dt): Likewise.
9543 * iterators.md (SDF): Likewise.
9544 * predicates.md (arm_float_compare_operand): Delete.
9545 (const_double_vcvt_power_of_two_reciprocal): Remove references to
9547 (const_double_vcvt_power_of_two): Likewise.
9548 * thumb2.md thumb2_movsi_insn): Likewise.
9549 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
9550 (movhf_vfp): Likewise.
9551 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
9552 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
9553 (movsf_vfp, thumb2_movsf_vfp): Likewise.
9554 (movdf_vfp, thumb2_movdf_vfp): Likewise.
9555 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
9556 (subsf3_vfp, divsf3_vfp): Likewise.
9557 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
9558 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
9559 (mulsf3negsfsubsf_vfp): Likewise.
9560 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
9561 (floatunssisf2, sqrtsf2_vfp): Likewise.
9562 (movcc_vfp): Likewise.
9563 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
9564 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
9565 (push_multi_vfp): Likewise.
9566 (set_fpscr, get_fpscr): Likewise.
9567 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
9569 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
9571 * arm.h (TARGET_VFP): Unconditionally define to 1.
9572 (arm_fpu_desc): Remove 'model' field.
9573 (TARGET_FPU_MODEL): Delete.
9574 * arm.c (all_fpus): Don't initialize the model field.
9575 (arm_can_inline_p): Don't check the FPU model.
9576 * arm-fpus.def: Remove redundant model field from all FPU
9579 2016-10-13 Richard Biener <rguenther@suse.de>
9582 * genmatch.c (struct capture): Add value_match member.
9583 (commutate): Preserve value_match.
9584 (lower_opt_convert): Likewise.
9585 (lower_cond): Likewise.
9586 (replace_id): Likewise.
9587 (struct dt_operand): Add value_match member.
9588 (decision_tree::cmp_node): Compare it.
9589 (decision_tree::insert_operand): Honor it when finding and
9590 when appending a DT_MATCH.
9591 (dt_operand::gen_match_op): Generate a type check after
9592 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
9593 (parser::get_internal_capture_id): New helper.
9594 (parser::finish_match_operand): New function lowering @@<id>.
9595 (parser::parse_capture): Parse @@<id> as value-match.
9596 (parser::parse_expr): Use get_internal_capture_id.
9597 (parser::parse_simplify): Call finish_match_operand.
9598 (walk_captures): New helper.
9599 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
9601 ((X /[ex] A) * A -> X): Likewise.
9602 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
9603 convert[12] and value-matching.
9604 ((A | B) & (A | C) -> A | (B & C)): Likewise.
9605 ((X | Y) | Y -> X | Y): Likewise.
9606 ((X ^ Y) ^ Y -> X): Likewise.
9607 (A - (A & B) -> ~B & A): Likewise.
9608 ((T)(P + A) - (T)P -> (T) A): Likewise.
9609 ((T)P - (T)(P + A) -> -(T) A): Likewise.
9610 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
9611 * doc/match-and-simplify.texi: Amend capture section.
9613 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
9615 * config/arc/arc.md (umul_600): Remove predicated variant.
9616 (umul64_600): Likewise.
9618 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
9620 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
9622 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9624 * tree-vect-loop.c (loop_niters_no_overflow): New func.
9625 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
9626 no-overflow information to vect_do_peeling_for_loop_bound and
9627 vect_gen_vector_loop_niters.
9629 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9631 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
9634 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9636 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
9637 adjust_vec automatically.
9638 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
9639 param exit_bb to guard_to.
9640 (slpeel_checking_verify_cfg_after_peeling):
9641 (set_prologue_iterations):
9642 (create_lcssa_for_virtual_phi): New func which is factored out from
9643 slpeel_tree_peel_loop_to_edge.
9644 (slpeel_tree_peel_loop_to_edge):
9645 (iv_phi_p): New func.
9646 (vect_can_advance_ivs_p): Call iv_phi_p.
9647 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
9648 new gimple stmts in basic block.
9649 (vect_gen_niters_for_prolog_loop): Rename to...
9650 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
9651 adjust implementation.
9652 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
9653 sizetype if necessary.
9654 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
9655 it to external function.
9656 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
9657 (vect_gen_vector_loop_niters_mult_vf): New.
9658 (slpeel_update_phi_nodes_for_loops): New.
9659 (slpeel_update_phi_nodes_for_guard1): Reimplement.
9660 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
9661 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
9662 * tree-vect-loop.c (vect_build_loop_niters): Move to file
9663 tree-vect-loop-manip.c
9664 (vect_generate_tmps_on_preheader): Delete.
9665 (vect_transform_loop): Rename vectorization_factor to vf. Call
9666 vect_do_peeling instead of vect_do_peeling-* functions.
9667 * tree-vectorizer.h (vect_do_peeling): New decl.
9668 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
9669 (vect_do_peeling_for_loop_bound): Delete.
9670 (vect_do_peeling_for_alignment): Delete.
9672 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9674 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
9675 duplicated loop after its preheader and after the original loop.
9677 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9679 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
9680 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
9682 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9684 * tree-vect-loop.c (vectorizable_live_operation): Support handling
9685 for live variable outside loop but not in lcssa form.
9687 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9689 * cfg.c (reset_original_copy_tables): New func.
9690 * cfg.h (reset_original_copy_tables): New decl.
9692 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9695 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
9697 * varasm.c (default_binds_local_p_3): Formatting fix.
9699 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9701 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
9703 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
9704 Remove useless code.
9706 2016-10-13 Martin Liska <mliska@suse.cz>
9708 PR tree-optimization/77943
9709 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
9710 a different EH landing pads.
9712 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9715 * hooks.h (hook_tree_void_null): Declare.
9716 * hooks.c (hook_tree_void_null): New function.
9717 * langhooks.c (lhd_return_null_tree_v): Remove.
9718 * langhooks-def.h (lhd_return_null_tree_v): Remove.
9719 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
9720 set y to const0_rtx.
9721 * function.c (stack_protect_epilogue): Likewise.
9722 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
9723 if TARGET_THREAD_SSP_OFFSET is defined.
9724 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9725 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9726 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9727 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9728 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9729 (ix86_stack_protect_guard): New function.
9731 2016-10-13 Richard Biener <rguenther@suse.de>
9733 * dwarf2out.c (tree_add_const_value_attribute): Do not try
9734 rtl_for_decl_init during early phase.
9735 (gen_variable_die): Do not create locations during early phase.
9736 (gen_label_die): Likewise.
9737 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
9740 2016-10-12 Richard Biener <rguenther@suse.de>
9742 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
9743 try_add_new_range and made to eturn new range.
9744 (evrp_dom_walker::before_dom_children): Push op1 value range before
9745 pushing op0 value range.
9747 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9749 PR tree-optimization/77937
9750 * gimple-ssa-strength-reduction.c (analyze_increments): Use
9751 POINTER_TYPE_P on the candidate type to determine whether
9752 candidates in this chain require pointer arithmetic.
9754 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
9756 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
9757 correction if the type is smaller than a word.
9758 (visium_select_cc_mode): Add ... fall through ... comment.
9760 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9762 * config/rs6000/rs6000.c (machine_function): Add new fields
9763 gpr_is_wrapped_separately and lr_is_wrapped_separately.
9764 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
9765 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
9766 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
9767 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
9768 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
9769 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
9770 (rs6000_get_separate_components): New function.
9771 (rs6000_components_for_bb): New function.
9772 (rs6000_disqualify_components): New function.
9773 (rs6000_emit_prologue_components): New function.
9774 (rs6000_emit_epilogue_components): New function.
9775 (rs6000_set_handled_components): New function.
9776 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
9777 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
9778 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
9779 (rs6000_emit_epilogue): Don't emit GPR restores if
9780 gpr_is_wrapped_separately for that register. Don't make a
9781 REG_CFA_RESTORE note for registers we did not restore, either.
9783 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9785 * function.c (thread_prologue_and_epilogue_insns): Call
9786 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
9787 if it has possibly changed. Compute the split_prologue_seq and
9788 epilogue_seq later, too.
9789 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
9790 (dump_components): New function.
9791 (struct sw): New struct.
9793 (init_separate_shrink_wrap): New function.
9794 (fini_separate_shrink_wrap): New function.
9795 (place_prologue_for_one_component): New function.
9796 (spread_components): New function.
9797 (disqualify_problematic_components): New function.
9798 (emit_common_heads_for_components): New function.
9799 (emit_common_tails_for_components): New function.
9800 (insert_prologue_epilogue_for_components): New function.
9801 (try_shrink_wrapping_separate): New function.
9802 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
9804 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9806 * regrename.c (build_def_use): Invalidate chains that have a
9807 REG_CFA_RESTORE on some instruction.
9809 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9811 * dce.c (delete_unmarked_insns): Don't delete instructions with
9812 a REG_CFA_RESTORE note.
9814 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9816 * common.opt (-fshrink-wrap-separate): New flag.
9817 * doc/invoke.texi: Document it.
9818 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
9819 * doc/tm.texi: Regenerate.
9820 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
9821 * target.def (shrink_wrap): New hook vector.
9822 (get_separate_components, components_for_bb, disqualify_components,
9823 emit_prologue_components, emit_epilogue_components,
9824 set_handled_components): New hooks.
9826 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9828 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
9829 vector return by reference only if -Wpsabi.
9830 (rs6000_pass_by_reference): Similarly, for argument passing.
9832 2016-10-12 David Malcolm <dmalcolm@redhat.com>
9834 * function-tests.c: Include "print-rtl.h".
9835 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
9836 function, and verify what is dumped.
9837 * print-rtl-function.c (print_edge): New function.
9838 (begin_any_block): New function.
9839 (end_any_block): New function.
9840 (can_have_basic_block_p): New function.
9841 (print_rtx_function): Track the basic blocks of insns in the
9842 chain, wrapping those that are within blocks within "(block)"
9843 directives. Remove the "(cfg)" directive.
9845 2016-10-12 David Malcolm <dmalcolm@redhat.com>
9847 * selftest.c (selftest::read_file): New function.
9848 (selftest::test_read_file): New function.
9849 (selftest::selftest_c_tests): Call test_read_file.
9850 * selftest.h (selftest::read_file): New decl.
9852 2016-10-12 Richard Biener <rguenther@suse.de>
9855 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
9858 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
9860 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
9862 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
9863 dwarf2out_assembly_start.
9865 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
9867 * Makefile.in (SELFTEST_FLAGS): New variable.
9868 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
9870 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
9873 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
9875 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
9876 dumped in RTL dumps.
9878 2016-10-12 Martin Liska <mliska@suse.cz>
9880 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
9881 (gimple_fold_builtin_memory_op): Use the function.
9882 (gimple_fold_builtin_strchr): Likewise.
9883 (gimple_fold_builtin_strcat): Likewise.
9884 (gimple_build): Likewise.
9886 2016-10-12 Nathan Sidwell <nathan@acm.org>
9888 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
9890 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
9892 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
9893 equivalent 32-bit constant (modulo 2**32) when that yields
9894 smaller instructions.
9895 (size_of_int_loc_descriptor): Update accordingly.
9897 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
9899 * dwarf2out.c (dwarf2out_early_global_decl): For nested
9900 functions, call dwarf2out_decl on the parent function first.
9902 2016-10-12 Richard Biener <rguenther@suse.de>
9904 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
9907 2016-10-12 Richard Biener <rguenther@suse.de>
9909 * tree-ssa-propagate.c
9910 (substitute_and_fold_dom_walker::before_dom_children): Do not
9911 ignore ASSERT_EXPRs but only preserve them.
9912 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
9913 that have been propagated into.
9914 (vrp_finalize): Enable DCE for substitute_and_fold.
9916 2016-10-12 Richard Biener <rguenther@suse.de>
9918 PR tree-optimization/77920
9919 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
9920 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
9921 (simplify_abs_using_ranges): Likewise.
9922 (simplify_conversion_using_ranges): Likewise.
9923 (simplify_stmt_using_ranges): Adjust.
9925 2016-10-12 Jakub Jelinek <jakub@redhat.com>
9927 PR tree-optimization/77929
9928 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
9929 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
9931 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9934 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
9935 needs a base register for arg 1.
9937 2016-10-12 Jakub Jelinek <jakub@redhat.com>
9939 * common.opt (Wimplicit-fallthrough) Turn into alias to
9940 -Wimplicit-fallthrough=3. Remove EnabledBy.
9941 (Wimplicit-fallthrough=): New option.
9942 * gimplify.c (warn_implicit_fallthrough_r): Use
9943 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
9944 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
9945 to -Wimplicit-fallthrough=3.
9946 (-Wimplicit-fallthrough=): Document.
9948 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9950 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
9951 and GEU in DImode if TARGET_SUBXC.
9952 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
9953 (seqdi<W:mode>_zero_subxc): Delete.
9954 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
9955 (neg_seqdi<W:mode>_zero_vis3): Delete.
9956 (plus_seqdi<W:mode>_zero): Likewise.
9957 (minus_seqdi<W:mode>_zero): Likewise.
9958 (plus_plus_sltu<W:mode>): Accept only register.
9959 (addx<W:mode>): Likewise.
9960 (plus_sltu<W:mode>_vis3): Likewise.
9961 (plus_plus_sltu<W:mode>_vis3): Likewise.
9962 (neg_sgeu<W:mode>_vis3): Delete.
9963 (minus_sgeu<W:mode>_vis3): Likewise.
9964 (addxc<W:mode>): Accept only registers.
9965 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
9966 (minus_neg_sltu<W:mode>_subxc): Accept only register.
9967 (neg_plus_sltu<W:mode>_subxc): Likewise.
9968 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
9969 (minus_minus_sltu<W:mode>_subxc): Accept only register.
9970 (sgeu<W:mode>_insn_subxc): Delete.
9971 (plus_sgeu<W:mode>_subxc): Likewise.
9972 (subxc<W:mode>): Accept only register.
9973 (scc splitter): Split always GEU again.
9975 2016-10-11 Jeff Law <law@redhat.com>
9977 PR tree-optimization/77424
9978 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
9979 dead conditionals. Assert that all e->aux fields are NULL.
9981 2016-10-11 David Malcolm <dmalcolm@redhat.com>
9983 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
9984 operand-printing "switch" statement into...
9985 (print_rtx_operand_code_0): ...this new function, ...
9986 (print_rtx_operand_code_e): ...this new function, ...
9987 (print_rtx_operand_codes_E_and_V): ...this new function, ...
9988 (print_rtx_operand_code_i): ...this new function, ...
9989 (print_rtx_operand_code_r): ...this new function, ...
9990 (print_rtx_operand_code_u): ...this new function, ...
9991 (print_rtx_operand): ...and this new function.
9993 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
9995 * config/alpha/alpha-passes.def: New file.
9996 * config/alpha/t-alpha: New file.
9997 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
9998 (make_pass_handle_trap_shadows): New prototype.
9999 (make_pass_align_insns): Ditto.
10000 * config/alpha/alpha.c (alpha_option_override): Don't register
10002 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
10004 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10007 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
10008 distinct __ibm128 IBM extended double type if long doubles are
10009 128-bits and the default format for long double is IEEE 128-bit.
10011 2016-10-11 Richard Biener <rguenther@suse.de>
10013 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
10014 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
10015 (verify_die): New function.
10016 (dwarf2out_finish): Call it.
10017 (output_line_info): Handle case of -gsplit-dwarf without
10018 DWARF2_ASM_LINE_DEBUG_INFO.
10020 2016-10-11 Richard Biener <rguenther@suse.de>
10023 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
10024 sub-chains of BLOCK_VARS and gimple_bind_vars.
10026 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10028 * config/i386/znver1.md : Fix imov/imovx load type reservations.
10030 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10032 * config/sparc/sparc.opt (msubxc): New option.
10033 * doc/invoke.texi (SPARC options): Document it and tidy up.
10034 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
10035 * doc/tm.texi: Regenerate.
10036 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
10038 (CCX_NOOV): Rename into...
10042 * config/sparc/predicates.m (fcc_register_operand): Simplify.
10043 (fcc0_register_operand): Likewise.
10044 (icc_register_operand): New.
10045 (icc_or_fcc_register_operand): Simplify.
10046 (nz_comparison_operator): New.
10047 (c_comparison_operator): Likewise.
10048 (noov_compare_operator): Rename into...
10049 (icc_comparison_operator): ...this. Use above predicates.
10050 (noov_compare64_operator): Rename into...
10051 (v9_comparison_operator): ...this and tidy up.
10052 (fcc_comparison_operator): New.
10053 (icc_or_fcc_comparison_operator): Likewise.
10054 (v9_register_compare_operator): Rename info...
10055 (v9_register_comparison_operator): ...this.
10056 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
10057 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
10059 (sparc_fixed_condition_code_regs): New function.
10060 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
10061 renaming and add support for CCC/CCXC.
10062 (output_cbranch): Likewise.
10063 (sparc_print_operand): Likewise.
10064 (gen_v9_scc): Remove obsolete assertion.
10065 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
10066 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
10067 (output_cbcond): Remove bogus handling of CC modes.
10068 (sparc_register_move_cost): Return 100 for NO_REGS.
10069 * config/sparc/sparc.md (W): New mode iterator.
10070 (length): Adjust for noov_compare64_operator renaming.
10071 (cmpsi_sne): New instruction.
10072 (cmpdi_sne): Likewise.
10073 (seqdi_special): Delete.
10074 (seqdi_special): Likewise.
10075 (snesi<P:mode>_special): Likewise.
10076 (snedi_special): Likewise.
10077 (snedi_special_vis3): Likewise.
10078 (snesi patterns): Use W iterator.
10079 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
10080 (sltu patterns): Likewise.
10081 (sgeu patterns): Likewise.
10082 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
10083 (normal_branch): Use icc_comparison_operator predicate.
10084 (inverted_branch): Likewise.
10085 (cbcond_sp32): Use comparison_operator predicate.
10086 (cbcond_sp64): Likewise.
10087 (normal_int_branch_sp64): Adjust for renaming
10088 (inverted_int_branch_sp64): Likewise.
10089 (mov<I:mode>_cc_reg_sp64): Likewise.
10090 (movsf_cc_reg_sp6): Likewise.
10091 (movdf_cc_reg_sp64): Likewise.
10092 (movtf_cc_reg_hq_sp64): Likewise.
10093 (movtf_cc_reg_sp64): Likewise.
10094 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
10095 (movsf_cc_v9): Likewise.
10096 (movdf_cc_v9): Likewise.
10097 (movtf_cc_hq_v9): Likewise.
10098 (movtf_cc_v9): Likewise.
10099 (adddi3): Call gen_adddi3_sp32.
10100 (adddi3_insn_sp32): Rename to...
10101 (adddi3_sp32): ...this. Accept only register_operand as operand #1
10102 and use CCCmode for the carry.
10103 (addx_extend_sp32): Use CCCmode for the carry.
10104 (addx_extend_sp64): Delete.
10105 (adddi3_extend_sp32): Use CCCmode for the carry.
10106 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
10107 (subdi3): Call gen_subdi3_sp32.
10108 (subdi3_insn_sp32): Rename to...
10109 (subdi3_sp32): ...this and use CCmode for the carry.
10110 (subx_extend_sp32): Use CCCmode for the carry.
10111 (subx_extend_sp64): Delete.
10112 (subdi3_extend_sp32): Use CCmode for the carry.
10113 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
10114 (negdi3): Call gen_negdi3_sp32.
10115 (negdi3_sp32): Use CCCmode for the carry.
10116 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
10117 (cmp_nz_ashift_1): Use CCNZ mode.
10118 (cmp_nz_set_ashift_1): Likewise.
10119 (ctrapsi4): Use comparison_operator predicate.
10120 (ctrapdi4): Likewise.
10121 (trapsi_insn): Use icc_comparison_operator predicate.
10122 (trapdi_insn): Likewise.
10123 (edge8 patterns): Use CCNZmode.
10124 (edge16 patterns): Likewise.
10125 (edge32 patterns): Likewise.
10127 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10129 * config/visium/visium-modes.def (CC_NOOV): Rename into...
10131 (CC_BTST): Rename into...
10133 * config/visium/predicates.md (real_add_operand): New.
10134 (visium_btst_operator): Rename into...
10135 (visium_equality_comparison_operator): ...this.
10136 (visium_noov_operator): Rename into...
10137 (visium_nz_comparison_operator): ...this.
10138 (visium_c_comparison_operator): New.
10139 (visium_branch_operator): Adjust and deal with all CC modes.
10140 * config/visium/visium.c (visium_adjust_cost): Adjust.
10141 (visium_split_double_add): Use the *_set_carry patterns.
10142 (visium_select_cc_mode): Add support for CCC mode and adjust.
10143 (output_cbranch): Adjust and use the carry-based operators for
10144 floating-point comparisons.
10145 * config/visium/visium.md (flags_subst_arith): Adjust.
10146 (addsi3_insn_set_carry): New instruction.
10147 (subsi3_insn_set_carry): Likewise.
10148 (negsi2_insn_set_carry): Likewise.
10150 (cmp<mode>_sne): Likewise.
10151 (cbranch<mode>4): Use ordered_comparison_operator.
10152 (cbranch<mode>4_insn): Likewise.
10153 (cbranchsi4_btst_insn): Adjust.
10155 2016-10-11 Tom de Vries <tom@codesourcery.com>
10157 PR middle-end/77558
10158 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
10161 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10163 * tree.h (build_complex_type): Add second parameter with default.
10164 * tree.c (build_complex_type): Add NAMED second parameter and adjust
10165 recursive call. Create a TYPE_DECL only if NAMED is true.
10166 (build_common_tree_nodes): Pass true in calls to build_complex_type.
10168 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
10170 New avr-passes.def to register AVR specific passes.
10172 * config/avr/avr-passes.def: New file.
10173 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
10174 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
10175 (make_avr_pass_recompute_note): New proto.
10176 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
10177 (avr_pass_recompute_notes): Use anonymous namespace.
10178 (avr_register_passes): Remove function...
10179 (avr_option_override): ...and its call.
10181 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
10183 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
10184 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
10185 PTF_AVOID_BRANCHLIKELY_SPEED for others.
10186 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
10188 * config/mips/mips.c (mips_option_override): Enable the branch
10189 likely depending on the tune flags and optimization level.
10190 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
10191 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
10192 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
10193 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
10195 2016-10-11 Richard Biener <rguenther@suse.de>
10197 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
10198 (output_function): Properly stream the whole block tree.
10199 * lto-streamer-in.c (input_function): Likewise.
10201 2016-10-11 Marek Polacek <polacek@redhat.com>
10203 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
10205 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
10207 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
10208 (evrp_dom_walker::before_dom_children): Infer and push new value
10209 ranges for x in y < x.
10211 2016-10-10 Joseph Myers <joseph@codesourcery.com>
10214 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
10215 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
10216 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
10217 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
10218 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
10219 (IA64_NO_LIBGCC_TFMODE): Likewise.
10221 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
10223 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
10226 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
10228 * config.gcc: Add aarch64-*-freebsd* support.
10229 * config.host: Likewise.
10230 * config/aarch64/aarch64-freebsd.h: New file.
10231 * config/aarch64/t-aarch64-freebsd: Ditto.
10233 2016-10-10 Jeff Law <law@redhat.com>
10235 PR tree-optimization/71947
10236 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
10237 B with A within a single statement.
10239 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10241 PR tree-optimization/77824
10242 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
10243 zero cost for copies.
10244 (find_candidates_dom_walker::before_dom_children): Replace
10245 MODIFY_EXPR with SSA_NAME.
10246 (replace_mult_candidate): Likewise.
10247 (replace_profitable_candidates): Likewise.
10249 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10251 * config/s390/s390.h: Wrap more macros args in brackets and fix
10253 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
10255 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
10257 2016-10-10 Andreas Schwab <schwab@suse.de>
10260 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
10261 pseudo is not DImode.
10263 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
10265 * common/config/arc/arc-common.c (arc_option_optimization_table):
10266 Remove compact casesi option.
10267 * config/arc/arc.c (arc_override_options): Use compact casesi
10268 option only for pre-ARCv2 cores.
10269 * doc/invoke.texi (mcompact-casesi): Update text.
10271 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10273 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
10274 Add macro to say we can efficiently handle overlapping unaligned
10276 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
10277 poor code for processors older than p8.
10279 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
10281 * gen-pass-instances.awk: Remove GNUism.
10283 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10285 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
10286 NULL of (*ipcp_transformations)][node->uid].
10288 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
10290 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
10291 (MALLOC_ABI_ALIGNMENT): Define.
10293 2016-10-09 Jakub Jelinek <jakub@redhat.com>
10295 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
10296 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
10297 VAR_OR_FUNCTION_DECL_P macros.
10298 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
10299 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
10300 chkp_find_bounds_1): Likewise.
10301 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
10302 * hsa-gen.c (get_symbol_for_decl): Likewise.
10303 * cgraphunit.c (check_global_declaration, analyze_functions,
10304 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
10306 * gimple-fold.c (can_refer_decl_in_current_unit_p,
10307 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
10309 * tree.c (set_decl_section_name, copy_node_stat,
10310 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
10311 merge_dllimport_decl_attributes, handle_dll_attribute,
10312 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
10313 verify_type): Likewise.
10314 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
10315 find_explicit_erroneous_behavior): Likewise.
10316 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
10317 * ipa.c (process_references): Likewise.
10318 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
10319 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
10320 notice_global_symbol, assemble_variable, mark_decl_referenced,
10321 build_constant_desc, output_constant_def_contents, do_assemble_alias,
10322 make_decl_one_only, default_section_type_flags,
10323 categorize_decl_for_section, default_encode_section_info): Likewise.
10324 * trans-mem.c (requires_barrier): Likewise.
10325 * gimple-expr.c (mark_addressable): Likewise.
10326 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
10327 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
10328 expand_debug_expr): Likewise.
10329 * tree-dump.c (dequeue_and_dump): Likewise.
10330 * ubsan.c (instrument_bool_enum_load): Likewise.
10331 * tree-pretty-print.c (print_declaration): Likewise.
10332 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
10333 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
10334 * asan.c (asan_protect_global, instrument_derefs): Likewise.
10335 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
10336 pass_build_ssa::execute): Likewise.
10337 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
10338 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
10340 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
10342 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
10343 can_be_nonlocal, remap_decls, copy_debug_stmt,
10344 initialize_inlined_parameters, add_local_variables,
10345 reset_debug_binding, replace_locals_op): Likewise.
10346 * dse.c (can_escape): Likewise.
10347 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
10349 * tree-diagnostic.c (default_tree_printer): Likewise.
10350 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
10351 unpack_ts_decl_with_vis_value_fields,
10352 lto_input_ts_decl_common_tree_pointers): Likewise.
10353 * builtins.c (builtin_save_expr, fold_builtin_expect,
10354 readonly_data_expr): Likewise.
10355 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
10356 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
10358 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
10359 * gimplify.c (force_constant_size, gimplify_bind_expr,
10360 gimplify_decl_expr, gimplify_var_or_parm_decl,
10361 gimplify_compound_lval, gimplify_init_constructor,
10362 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
10363 gimplify_type_sizes): Likewise.
10364 * cgraphbuild.c (record_reference, record_type_list, mark_address,
10365 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
10366 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
10367 remove_unused_locals): Likewise.
10368 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
10369 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
10370 * function.c (instantiate_expr, instantiate_decls_1,
10371 setjmp_vars_warning, add_local_decl): Likewise.
10372 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
10374 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
10375 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
10376 optimize_va_list_gpr_fpr_size): Likewise.
10377 * tree-nrv.c (pass_nrv::execute): Likewise.
10378 * tsan.c (instrument_expr): Likewise.
10379 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10380 * vtable-verify.c (verify_bb_vtables): Likewise.
10381 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
10382 get_ref_base_and_extent): Likewise.
10383 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
10385 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
10386 analyze_all_variable_accesses): Likewise.
10387 * tree-nested.c (get_nonlocal_debug_decl,
10388 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
10389 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
10390 get_local_debug_decl, convert_local_omp_clauses,
10391 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
10393 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
10394 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
10395 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
10396 dbxout_symbol, dbxout_common_check): Likewise.
10397 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
10398 string_constant): Likewise.
10399 * hsa.c (hsa_get_declaration_name): Likewise.
10400 * passes.c (rest_of_decl_compilation): Likewise.
10401 * tree-ssanames.c (make_ssa_name_fn): Likewise.
10402 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
10403 pack_ts_decl_with_vis_value_fields,
10404 write_ts_decl_common_tree_pointers): Likewise.
10405 * stor-layout.c (place_field): Likewise.
10406 * symtab.c (symtab_node::maybe_create_reference,
10407 symtab_node::verify_base, symtab_node::make_decl_local,
10408 symtab_node::copy_visibility_from,
10409 symtab_node::can_increase_alignment_p): Likewise.
10410 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
10411 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
10412 fortran_common, add_location_or_const_value_attribute,
10413 add_scalar_info, add_linkage_name, set_block_abstract_flags,
10414 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
10415 optimize_one_addr_into_implicit_ptr,
10416 optimize_location_into_implicit_ptr): Likewise.
10417 * gimple-low.c (record_vars_into): Likewise.
10418 * ipa-visibility.c (update_vtable_references): Likewise.
10419 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
10421 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
10422 DFS::DFS_write_tree_body, write_symbol): Likewise.
10423 * langhooks.c (lhd_warn_unused_global_decl,
10424 lhd_set_decl_assembler_name): Likewise.
10425 * attribs.c (decl_attributes): Likewise.
10426 * except.c (output_ttype): Likewise.
10427 * varpool.c (varpool_node::get_create, ctor_for_folding,
10428 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
10429 * fold-const.c (fold_unary_loc): Likewise.
10430 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
10431 ipa_find_agg_cst_from_init): Likewise.
10432 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
10433 expand_omp_target, lower_omp_regimplify_p,
10434 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
10435 find_link_var_op): Likewise.
10436 * tree-chrec.c (chrec_contains_symbols): Likewise.
10437 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
10438 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
10439 execute_fixup_cfg): Likewise.
10441 PR tree-optimization/77901
10442 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
10443 if ranges[i].exp is SSA_NAME when looking for >= and only when
10444 ranges[i].exp is NULL or SSA_NAME when looking for the other
10447 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10449 * ipa-cp.c (ipcp_alignment_lattice): Remove.
10450 (ipcp_param_lattices): Remove field alignment.
10451 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
10452 (set_all_contains_variable): Remove call to
10453 ipcp_alignment_lattice::set_to_bottom.
10454 (initialize_node_lattices): Likewise.
10455 (propagate_alignment_accross_jump_function): Remove.
10456 (propagate_constants_accross_call): Remove call to
10457 propagate_alignment_accross_jump_function.
10458 (ipcp_store_alignment_results): Remove.
10459 (ipcp_driver): Remove call to ipcp_store_alignment_results.
10460 (propagate_bits_accross_jump_function): Handle ancestor jump function.
10461 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
10462 pretty-printing of alignment jump function.
10463 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
10464 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
10465 alignments and remove computing ipa_alignment jump function.
10466 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
10467 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
10468 (ipa_read_jump_function): Remove reading of ipa_alignment.
10469 (write_ipcp_transformation_info): Remove streaming for alignment
10470 propagation summary.
10471 (read_ipcp_transformation_info): Remove reading of alignment
10472 propagation summary.
10473 (ipcp_update_alignments): Remove.
10474 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
10476 (ipcp_transform_function): Remove call to ipcp_update_alignments()
10477 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
10478 * ipa-prop.h (ipa_alignment): Remove.
10479 (ipa_jump_func): Remove field alignment.
10480 (ipcp_transformation_summary): Remove field alignments.
10481 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
10482 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
10483 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
10485 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
10487 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
10489 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
10491 (visium_expand_fp_cstore): Likewise.
10493 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10495 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
10496 * diagnostic.c (warning_at_rich_loc_n): New function.
10497 (diagnostic_n_impl_richloc): Likewise.
10498 (diagnostic_n_impl): Move most of the function to
10499 diagnostic_n_impl_richloc and call it.
10501 2016-10-08 Jakub Jelinek <jakub@redhat.com>
10503 * gen-pass-instances.awk: Rewritten.
10504 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
10505 $(PASSES_EXTRA) after passes.def to the script.
10506 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
10507 * config/i386/i386-passes.def: New file.
10508 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
10509 make_pass_stv): Declare.
10510 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
10512 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
10514 (pass_stv::clone, pass_stv::set_pass_param): New methods.
10515 (pass_stv::timode_p): New non-static data member.
10516 (ix86_option_override): Don't register passes here.
10518 * doc/invoke.texi: Document accepting Else, fallthrough.
10520 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
10523 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
10524 FALLTHRU comment styles.
10526 2016-10-07 Andrew Pinski <apinski@cavium.com>
10528 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
10529 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
10530 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
10532 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
10534 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
10536 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
10537 (AARCH64_ARCH): Likewise.
10538 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
10540 (AARCH64_CORE): Likewise.
10541 (AARCH64_ARCH): Likewise.
10542 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
10543 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
10544 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
10545 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
10546 (AARCH64_ARCH): Likewise.
10547 (AARCH64_CORE): Likewise.
10548 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
10549 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
10550 (AARCH64_CORE): Likewise.
10551 (AARCH64_ARCH): Likewise.
10553 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
10555 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
10556 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
10557 floating point type infrastructre, and -mfloat128 that enables the
10558 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
10559 if -mfloat128-type. Define __ibm128 to be long double by default.
10560 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
10561 the IEEE 128-bit floating point type infrastructure should
10562 automatically be enabled.
10563 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
10564 instead of -mfloat128 to enable KFmode.
10565 (rs6000_option_override_internal): Split the option -mfloat128
10566 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
10567 systems, automatically set -mfloat128-type, but don't enable it on
10568 other operating systems. Move setting the long double size and
10569 IEEE quad support before the IEEE 128-bit floating point changes.
10570 (rs6000_init_builtins): Do not create a unique type for __ibm128
10571 if long double is IBM extended double, instead rely on __ibm128
10572 being defined as 'long double'. If -mfloat128-type and not
10573 -mfloat128, create the KFmode type with an undocumented __ieee128
10575 (rs6000_init_libfuncs): Use -mfloat128-type instead of
10576 -mfloat128 for tests about the types, but keep tests for
10577 -mfloat128 to enable the keyword support.
10578 (rs6000_complex_function_value): Likewise.
10579 (rs6000_scalar_mode_supported_p): Likewise.
10580 (rs6000_floatn_mode): Likewise.
10581 (rs6000_c_mode_for_suffix): Likewise.
10582 (rs6000_opt_masks): Add -mfloat128-type.
10583 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
10584 -mfloat128-type being split from -mfloat128. Add
10585 -mfloat128-hardware, which was missing.
10586 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
10587 -mfloat128 and -mfloat128-type:
10588 (-mfloat128-type): Likewise.
10589 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
10590 that 64-bit Linux systems with enable -mfloat128-type by default
10592 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
10593 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
10594 -mfloat128-type instead of -mfloat128.
10595 (FLOAT128_2REG_P): Likewise.
10596 (MASK_FLOAT128_TYPE): Likewise.
10597 (ALTIVEC_ARG_MAX_RETURN): Likewise.
10598 (RS6000_BTM_FLOAT128): Likewise.
10599 (TARGET_FLOAT128): Poison old identifiers.
10600 (OPTION_MASK_FLOAT128): Likewise.
10601 (MASK_FLOAT128): Likewise.
10602 * config/rs6000/rs6000.md (FP): Likewise.
10603 (FLOAT128): Likewise.
10604 (fix_trunc<mode>di2): Likewise.
10605 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
10606 (floatdi<mode>2): Likewise.
10607 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
10608 (neg<mode>2, FLOAT128 iterator): Likewise.
10609 (abs<mode>2, FLOAT128 iterator): Likewise.
10610 (ieee_128bit_negative_zero): Likewise.
10611 (ieee_128bit_vsx_neg<mode>2): Likewise.
10612 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
10613 (ieee_128bit_vsx_abs<mode>2): Likewise.
10614 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
10615 (ieee_128bit_vsx_nabs<mode>2): Likewise.
10616 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
10617 (extendiftf2): Likewise.
10618 (extendifkf2): Likewise.
10619 (extendtfkf2): Likewise.
10620 (trunciftf2): Likewise.
10621 (truncifkf2): Likewise.
10622 (trunckftf2): Likewise.
10623 (trunctfif2): Likewise.
10624 (extendkftf2): Likewise.
10625 (trunctfkf2): Likewise.
10627 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10629 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
10630 before merging in bytes to pass down to real_from_target.
10632 2016-10-07 Richard Biener <rguenther@suse.de>
10634 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
10636 (substitute_and_fold_dom_walker::before_dom_children):
10637 Substitute and fold before pass specific folding to avoid
10638 feeding that with SSA names that will be later released.
10639 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
10640 introduced by folding and visited by evaluate_stmt called during
10642 (likely_value): Likewise.
10643 (evaluate_stmt): Likewise.
10644 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
10645 (simplify_div_or_mod_using_ranges): Likewise.
10646 (simplify_min_or_max_using_ranges): Likewise.
10647 (simplify_abs_using_ranges): Likewise.
10648 (simplify_conversion_using_ranges): Likewise.
10649 (simplify_float_conversion_using_ranges): Likewise.
10650 (simplify_stmt_using_ranges): Likewise.
10652 2016-10-07 Marek Polacek <polacek@redhat.com>
10654 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
10655 FALLTHROUGH_LABEL_P here...
10656 (warn_implicit_fallthrough_r): ...not here.
10658 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
10660 PR tree-optimization/77880
10661 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
10664 2016-10-07 Marek Polacek <polacek@redhat.com>
10667 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
10669 2016-10-07 Richard Biener <rguenther@suse.de>
10671 * bitmap.h: Document constraints on bitmap modification while
10674 2016-10-07 Richard Biener <rguenther@suse.de>
10676 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
10677 * bitmap.h (bmp_iter_set): When advancing to the next element
10678 check that we didn't remove the current one.
10679 (bmp_iter_and): Likewise.
10680 (bmp_iter_and_compl): Likewise.
10681 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
10682 we currently iterate on but keep a one-level queue.
10683 * sched-deps.c (remove_from_deps): Do not clear current bit
10684 but keep a one-level queue.
10686 2016-10-07 Jakub Jelinek <jakub@redhat.com>
10688 PR tree-optimization/77664
10689 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
10690 for the other ranges.
10691 (optimize_range_tests_diff): Fix up formatting.
10692 (optimize_range_tests_var_bound): New function.
10693 (optimize_range_tests): Use it.
10695 2016-10-07 Martin Liska <mliska@suse.cz>
10697 * coverage.c (build_gcov_exit_decl): Fix priority what
10698 should be really 99.
10700 2016-10-07 Richard Biener <rguenther@suse.de>
10702 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
10703 vars in gimple_bind_vars but not in BLOCK_VARS.
10705 2016-10-07 Richard Biener <rguenther@suse.de>
10707 PR tree-optimization/77879
10708 * tree-ssa-structalias.c (handle_const_call): Properly handle
10710 (handle_pure_call): Likewise.
10712 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10714 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
10715 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
10718 2016-10-06 Andrew Pinski <apinski@cavium.com>
10720 * config/aarch64/aarch64-cores.def: Add a comment before each
10723 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
10725 PR tree-optimization/77862
10726 * tree-vrp.c (add_equivalence): Use get_value_range so that
10727 num_vr_values is checked before accessing vr_values.
10729 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
10731 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
10734 2016-10-05 Jeff Law <law@redhat.com>
10736 PR tree-optimization/71661
10737 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
10738 removal of a forwarder exposes a new natural loop.
10740 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
10742 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
10743 Introduce ssesuffix variable.
10744 (<mask_codefor><code><mode>3<mask_name>): Ditto.
10745 (*<code><mode>3): Ditto.
10747 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
10749 * postreload.c (reload_cse_simplify): Skip also USE when detecting
10752 2016-10-06 Richard Biener <rguenther@suse.de>
10754 PR tree-optimization/77855
10755 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
10756 instead of removing the current item while iterating over the set
10759 2016-10-06 James Clarke <jrtc27@jrtc27.com>
10760 Eric Botcazou <ebotcazou@adacore.com>
10763 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
10764 (classify_registers): Don't set it
10765 (function_arg_slotno): Don't initialize and test it. Tidy up.
10767 2016-10-06 Richard Biener <rguenther@suse.de>
10769 PR tree-optimization/77839
10770 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
10771 lattice transition.
10773 2016-10-06 Martin Liska <mliska@suse.cz>
10775 * gcc.c: Set -fprofile-update=atomic when profiling is
10776 enabled and -pthread is set. Warn when one combines
10777 -pthread and -fprofile-update=single for an app using
10780 2016-10-06 Martin Liska <mliska@suse.cz>
10783 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
10784 * gimple-ssa-strength-reduction.c (slsr_process_cast):
10785 Initialize a pointer to NULL.
10786 (slsr_process_copy): Likewise.
10787 * input.c (location_get_source_line): Likewise.
10788 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
10790 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
10792 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
10793 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
10794 (ix86_handle_option): Deleted handle of OPT_mpcommit.
10795 * config.gcc: Deleted pcommitintrin.h
10796 * config/i386/pcommitintrin.h: Deleted file.
10797 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
10798 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
10800 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
10802 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
10803 (PTA_PCOMMIT): Deleted define.
10804 (ix86_option_override_internal): Deleted handle of option.
10805 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
10806 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
10807 __builtin_ia32_pcommit): Deleted.
10808 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
10809 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
10810 (pcommit): Deleted instruction.
10811 * config/i386/i386.opt: Mention -mpcommit deprecation.
10812 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
10814 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
10817 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
10818 Remove wrong assert.
10819 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
10820 Use <round_constraint> as operand 1 constraint.
10822 2016-10-05 Jakub Jelinek <jakub@redhat.com>
10825 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
10826 (ubsan_instrument_float_cast): And not here.
10829 * ubsan.c (ubsan_ids): New GTY(()) array.
10830 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
10831 instead of static local counters.
10833 2016-10-05 Martin Sebor <msebor@redhat.com>
10836 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
10837 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
10838 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
10839 (default_printf_pointer_format): Define function.
10840 * targhooks.c (linux_printf_pointer_format): Define new function.
10841 * targhooks.h (linux_printf_pointer_format): Declare.
10842 (gnu_libc_printf_pointer_format): Remove declaration.
10844 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10846 * fold-const.c (native_encode_real): Fix logic for selecting offset
10847 to write to when BYTES_BIG_ENDIAN.
10849 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
10851 * builtins.c (fold_builtin_strchr): Remove function.
10852 (fold_builtin_strrchr): Likewise.
10853 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
10854 * gimple-fold.c (target_char_cst_p): New function.
10855 (gimple_fold_builtin_strchr) Add more foldings.
10856 (gimple_fold_builtin): Add index, strrchr, rindex cases.
10858 2016-10-05 Richard Biener <rguenther@suse.de>
10860 PR middle-end/77863
10861 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
10862 capture ids in c-exprs.
10864 2016-10-05 Richard Biener <rguenther@suse.de>
10866 PR middle-end/77826
10867 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
10868 with types_match for GIMPLE code gen to handle type mismatched
10869 constants properly.
10870 (dt_operand::gen): Adjust.
10871 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
10874 2016-10-05 Richard Biener <rguenther@suse.de>
10876 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
10878 2016-10-05 Richard Biener <rguenther@suse.de>
10880 PR middle-end/77842
10881 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
10883 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
10885 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
10886 version check to protect only DW_TAG_imported_module generation.
10888 2016-10-05 Richard Biener <rguenther@suse.de>
10890 PR middle-end/55152
10891 * match.pd (min(a,-a) -> -abs(a)): New pattern.
10893 2016-10-04 Ian Lance Taylor <iant@golang.org>
10895 * explow.c (allocate_dynamic_stack_space): Call
10896 do_pending_stack_adjust before handling flag_split_stack.
10898 2016-10-04 David Malcolm <dmalcolm@redhat.com>
10900 * genattrtab.c (make_internal_attr): Supply dummy column number to
10901 file_location ctor.
10903 * genoutput.c (init_insn_for_nothing): Likewise.
10904 * gensupport.c (add_define_attr): Likewise.
10905 * read-md.c (message_at_1): Print column number.
10906 (fatal_with_file_and_line): Likewise.
10907 (rtx_reader::read_char): Track column numbers.
10908 (rtx_reader::unread_char): Likewise.
10909 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
10910 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
10911 (rtx_reader::handle_file): Initialize m_read_md_colno.
10912 (rtx_reader::get_current_location): Supply column number to
10913 file_location ctor.
10914 * read-md.h (struct file_location): Add field "colno".
10915 (file_location::file_location): Likewise.
10916 (rtx_reader::get_colno): New accessor.
10917 (rtx_reader::m_read_md_colno): New field.
10918 (rtx_reader::m_last_line_colno): New field.
10920 2016-10-04 Jakub Jelinek <jakub@redhat.com>
10922 * doc/extend.texi (Java Exceptions): Remove.
10923 (java_interface): Remove.
10925 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
10927 PR tree-optimization/77808
10928 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
10929 and addr are different before copying points-to information.
10931 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
10933 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
10934 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
10935 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
10936 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
10938 2016-10-04 Richard Biener <rguenther@suse.de>
10940 PR tree-optimization/77399
10941 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
10942 verify the target can convert.
10944 2016-10-04 Richard Biener <rguenther@suse.de>
10946 PR middle-end/77833
10947 * explow.c (plus_constant): Verify the mode of the constant
10948 pool offset before calling plus_constant.
10950 2016-10-04 Richard Biener <rguenther@suse.de>
10952 PR middle-end/77407
10953 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
10954 type support, mark with :C.
10955 (X / -X -> -1): Mark with :C.
10957 2016-10-04 Jakub Jelinek <jakub@redhat.com>
10959 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
10960 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
10961 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
10962 * doc/tm.texi: Regenerated.
10963 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
10964 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
10965 * config/darwin.h (JCR_SECTION_NAME): Remove.
10966 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
10967 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
10968 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
10969 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
10970 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
10971 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
10973 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10975 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
10976 between "because" and "param" in dump message in call to fprintf.
10978 2016-10-03 Jeff Law <law@redhat.com>
10980 PR tree-optimization/71550
10981 PR tree-optimization/71403
10982 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
10983 (profitable_jump_thread_path): Also return boolean indicating if
10984 the realized path will create an irreducible loop.
10985 Remove loop depth tests from 71403.
10986 (fsm_find_control_statement_thread_paths): Remove loop depth tests
10987 from 71403. If threading will create an irreducible loop, then
10988 throw away loop iteration and related information.
10990 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
10992 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
10993 -Woverloaded-virtual checks for warning options.
10994 * configure: Regenerate.
10996 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
10998 PR preprocessor/77699
10999 * input.c (maybe_grow): Don't allocate one byte extra headroom.
11000 (get_next_line): Return false on error.
11001 (read_next_line): Removed, use get_next_line instead.
11002 (read_line_num): Don't copy the line.
11003 (location_get_source_line): Don't use static data.
11004 (selftest::test_reading_source_line): Add more test cases.
11006 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11009 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11011 * ifcvt.c (noce_try_avoid_const_materialization): New function.
11012 (noce_process_if_block): Use it.
11014 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
11016 * doc/invoke.texi: Update -Wint-in-bool-context.
11018 2016-10-02 Jakub Jelinek <jakub@redhat.com>
11020 * dwarf2out.c (output_fde, output_call_frame_info,
11021 dwarf2out_do_cfi_startproc, set_indirect_string,
11022 gen_internal_sym, output_die, output_line_info): Use
11023 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
11024 ASM_GENERATE_INTERNAL_LABEL output.
11026 2016-10-01 Richard Biener <rguenther@suse.de>
11028 PR middle-end/77798
11029 * genmatch.c (get_operand_type): Add operand position arg
11030 and handle COND_EXPR comparison operand with fixed boolean_type_node.
11031 (expr::gen_transform): Adjust.
11032 (dt_simplify::gen_1): Likewise.
11034 2016-10-01 Jakub Jelinek <jakub@redhat.com>
11036 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
11037 comments. Simplify asserts, remove unnecessary conditions.
11039 (*<code><mode>3): Likewise.
11041 2016-09-30 Jakub Jelinek <jakub@redhat.com>
11043 * doc/invoke.texi (-Wregister): Document.
11045 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
11047 * configure.ac: Split CHECKING_P into CHECKING_P and
11048 ENABLE_EXTRA_CHECKING.
11049 * configure: Regenerated.
11050 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
11051 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
11053 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
11056 * gcc.c (process_command): For @filename handling, output
11057 the correct name if the file does not exist.
11059 2016-09-30 Marek Polacek <polacek@redhat.com>
11061 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
11062 * config/alpha/predicates.md: Likewise.
11064 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11066 * ifcvt.c (noce_try_avoid_const_materialization): New function.
11067 (noce_process_if_block): Use it.
11069 2016-09-30 Martin Liska <mliska@suse.cz>
11071 * doc/invoke.texi: Document asan-use-after-return that
11072 it's disabled by default in runtime.
11074 2016-09-30 Richard Biener <rguenther@suse.de>
11076 * tree-vrp.c (intersect_ranges): If we failed to handle
11077 the intersection choose a constant singleton range if available.
11079 2016-09-30 Richard Biener <rguenther@suse.de>
11081 PR tree-optimization/77399
11082 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
11083 float <-> int conversions.
11085 2016-09-30 Alan Modra <amodra@gmail.com>
11087 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
11089 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
11091 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
11092 ext_level before calling CPUID with 0x80000008.
11093 Simplify xgetbv checks.
11095 2016-09-29 David Malcolm <dmalcolm@redhat.com>
11097 * Makefile.in (OBJS): Add print-rtl-function.o.
11098 * print-rtl-function.c: New file.
11099 * print-rtl.h (print_rtx_function): New decl.
11101 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
11104 * config/i386/cpuid.h (__get_cpuid_count): New.
11105 (__get_cpuid): Rename __level to __leaf.
11107 2016-09-29 Marek Polacek <polacek@redhat.com>
11109 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
11111 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
11114 * builtins.c (expand_builtin_memcmp): Don't swap args unless
11115 result is only being compared with zero.
11117 2016-09-29 Marek Polacek <polacek@redhat.com>
11119 * dwarf2out.c (loc_descriptor): Add fall through comment.
11120 (add_const_value_attribute): Likewise.
11122 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
11124 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
11125 with "v6t2". Move "arch" attribute above "pool_range".
11126 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
11128 (*thumb2_movhi_vfp): Likewise.
11129 (*arm_movhi_fp16): Likewise.
11130 (*thumb2_movhi_fp16): Likewise.
11131 (*arm_movsi_vfp): Remove "arch" attribute.
11132 (*thumb2_movsi_vfp): Likewise.
11134 2016-09-29 Martin Liska <mliska@suse.cz>
11136 * doc/extend.texi: Remove limitation of Objective C for
11137 __attribute__((constructor)) and __attribute__((destructor)).
11139 2016-09-29 Richard Biener <rguenther@suse.de>
11141 PR tree-optimization/77768
11142 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11143 Handle stores to readonly memory when removing redundant stores.
11145 2016-09-29 Richard Biener <rguenther@suse.de>
11147 PR middle-end/77407
11148 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
11149 X / -X -> -1 simplifications.
11151 2016-09-29 Richard Biener <rguenther@suse.de>
11153 PR middle-end/55152
11154 * match.pd: Add max(a,-a) -> abs(a) pattern.
11155 * tree-ssa-phiopt.c (minmax_replacement): Disable for
11156 HONOR_SIGNED_ZEROS types.
11158 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
11160 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
11161 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
11163 2016-09-29 Richard Biener <rguenther@suse.de>
11165 * tree-vrp.c (set_defs_to_varying): New helper avoiding
11166 writing to vr_const_varying.
11167 (vrp_initialize): Call it.
11168 (vrp_visit_stmt): Likewise.
11169 (evrp_dom_walker::before_dom_children): Likewise.
11171 2016-09-29 Richard Biener <rguenther@suse.de>
11173 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
11174 constructors with vector elements.
11176 2016-09-29 Richard Biener <rguenther@suse.de>
11178 PR tree-optimization/77768
11179 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
11180 with stores to a place we know has a constant value.
11182 2016-09-29 Alan Modra <amodra@gmail.com>
11184 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
11185 * doc/invoke.texi: Document it.
11186 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
11187 (rs6000_passes_float): Comment.
11188 (rs6000_passes_long_double): New static var.
11189 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
11190 (init_cumulative_args): Set up to emit fp .gnu_attribute for
11191 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
11192 to include fp values returned in vectors.
11193 Set rs6000_passes_long_double.
11194 (rs6000_function_arg_advance_1): Likewise for function args.
11195 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
11196 and SPE. Emit long double tag value too.
11197 (rs6000_opt_vars): Add gnu-attr.
11198 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
11199 * configure: Regenerate.
11200 * config.in: Regenerate.
11202 2016-09-28 Jakub Jelinek <jakub@redhat.com>
11204 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
11206 (format_floating, format_string, format_directive,
11207 get_destination_size, pass_sprintf_length::handle_gimple_call):
11210 2016-09-28 Jakub Jelinek <jakub@redhat.com>
11212 * gimple-ssa-sprintf.c: Fix comment formatting.
11213 (format_integer): Use is_gimple_assign.
11214 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
11215 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
11216 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
11217 (pass_sprintf_length::execute): Use is_gimple_call.
11219 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
11221 * gimple-fold.c (gimple_fold_builtin): After failing to fold
11222 strchr, also try the generic folding.
11224 2016-09-28 Martin Sebor <msebor@redhat.com>
11227 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
11230 2016-09-28 Martin Sebor <msebor@redhat.com>
11232 PR middle-end/77683
11233 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
11234 length modifier is not expected.
11235 (format_floating): Ignore l length modifier and fail gracefuly
11236 when it isn't one of the other expected ones.
11238 2016-09-28 Martin Sebor <msebor@redhat.com>
11241 * varasm.c (assemble_addr_to_section): Increase local buffer size.
11243 2016-09-27 Richard Biener <rguenther@suse.de>
11245 * dwarf2out.c (cu_die_list): New global.
11246 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
11247 main_comp_unit_die to cu_die_list if we created it.
11248 Move break_out_includes ...
11249 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
11252 2016-09-28 Richard Biener <rguenther@suse.de>
11254 * dwarf2out.c (struct die_struct): Add removed flag.
11255 (lookup_type_die): If the DIE is marked as removed, clear
11256 TYPE_SYMTAB_DIE and return NULL.
11257 (lookup_decl_die): If the DIE is marked as removed, remove it
11258 from the hash and return NULL.
11259 (mark_removed): New helper.
11260 (prune_unused_types_prune): Call it for removed DIEs.
11261 (gen_subprogram_die): Move the premark_used_types call to after
11262 DIEs for the functions scopes are generated.
11263 (process_scope_var): Do not re-create pruned types or type decls.
11264 Make sure to also re-parent type decls.
11265 (dwarf2out_finish): Move unused type pruning and debug_types
11267 (dwarf2out_early_finish): ... here.
11269 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
11271 * config/arc/arc-c.c: New file.
11272 * config/arc/arc-c.def: Likewise.
11273 * config/arc/t-arc: Likewise.
11274 * config.gcc: Include arc-c.o as c and cpp object.
11275 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
11276 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
11277 arc_cpu_cpp_builtins.
11279 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
11281 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
11282 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
11284 2016-09-28 Nathan Sidwell <nathan@acm.org>
11286 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
11289 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
11291 PR tree-optimization/61056
11292 * gimple-fold.c (gimple_fold_builtin_strchr):
11293 New function to optimize strchr (s, 0) to strlen.
11294 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
11296 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
11298 PR tree-optimization/77724
11299 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
11300 Add tree_fits_shwi_p check.
11302 2016-09-27 Jakub Jelinek <jakub@redhat.com>
11304 * auto-inc-dec.c (try_merge): Remove break after return.
11305 * cselib.c (autoinc_split): Likewise.
11306 * explow.c (promote_mode): Likewise.
11307 * fixed-value.c (fixed_arithmetic): Likewise.
11308 * hsa.c (hsa_internal_fn::get_arity): Likewise.
11309 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
11310 * trans-mem.c (get_attrs_for): Likewise.
11311 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
11312 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
11313 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
11314 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
11315 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
11316 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
11317 * config/cris/cris.c (cris_op_str): Likewise.
11318 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
11319 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
11321 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
11323 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
11324 IFN_GOACC_REDUCTION_CODES): New.
11325 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
11326 ifn_goacc_reduction_kind): Use them.
11327 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
11328 of internal functions, when applicable.
11330 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
11332 * config/mips/constraints.md (d): Fix documentation.
11333 * doc/md.texi (Machine Constraints): Update accordingly.
11335 2016-09-27 Richard Biener <rguenther@suse.de>
11337 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
11338 cur_line_info_table initialization ...
11339 (dwarf2out_assembly_start): ... here.
11341 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
11343 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
11344 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
11345 (*thumb2_movhi_vfp): Likewise.
11346 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
11347 template. Expand predicable attribute to mark VMOV.F16 as not
11348 predicable. Add "arch" attribute.
11349 (*thumb2_movhi_fp16): Likewise.
11350 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
11351 (*thumb2_movsi_vfp): Add "arch" attribute.
11353 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
11355 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
11358 2016-09-27 Marek Polacek <polacek@redhat.com>
11360 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
11363 * config/c6x/c6x.h: Adjust fall through comment.
11364 * config/sh/sh.c (final_prescan_insn): Likewise.
11365 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
11366 (visium_expand_fp_cstore): Likewise.
11368 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11370 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
11371 expected by -Wimplicit-fallthrough.
11372 (thumb1_size_rtx_costs): Likewise.
11373 (thumb2_reorg): Likewise.
11374 (tls_mentioned_p): Add "Fall through" comment.
11375 (thumb2_reorg): Likewise.
11376 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
11377 comment form expected by -Wimplicit-fallthrough.
11379 2016-09-27 Martin Liska <mliska@suse.cz>
11381 PR gcov-profile/46266
11382 * input.h (RESERVED_LOCATION_P): New macro.
11383 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
11384 instread of comparison with UNKNOWN_LOCATION.
11386 2016-09-27 Richard Biener <rguenther@suse.de>
11388 PR tree-optimization/77745
11389 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11390 When removing redundant stores make sure to check compatibility
11391 of the TBAA state for downstream accesses.
11392 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
11393 value-numbering virtual operands for store matches.
11395 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
11398 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
11399 movrt patterns. Match them before anything else in the SET case.
11401 2016-09-27 Martin Liska <mliska@suse.cz>
11403 PR gcov-profile/7970
11404 PR gcov-profile/16855
11405 PR gcov-profile/44779
11406 * coverage.c (build_gcov_exit_decl): New function.
11407 (coverage_obj_init): Call the function and generate __gcov_exit
11409 * doc/gcov.texi: Document when __gcov_exit function is called.
11411 2016-09-27 Marek Polacek <polacek@redhat.com>
11414 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
11415 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
11416 -Wno-error instead of -Wno-implicit-fallthrough.
11418 2016-09-27 Martin Liska <mliska@suse.cz>
11421 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
11423 2016-09-27 Jakub Jelinek <jakub@redhat.com>
11425 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
11426 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
11427 comments. Remove break after return.
11428 (ix86_fp_compare_code_to_integer, has_dispatch,
11429 ix86_simd_clone_usable): Remove break after return.
11431 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
11433 PR rlt-optimization/77714
11434 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
11437 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
11440 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
11441 extract_range_from_unary_expr to convert value_range.
11442 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
11443 (extract_range_from_unary_expr): This.
11444 * tree-vrp.h (extract_range_from_unary_expr): Declare.
11446 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
11448 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
11450 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11452 * config/i386/i386.c (ix86_print_operand)
11453 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
11454 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
11455 (epilogue_renumber): Likewise.
11457 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
11459 PR middle-end/77719
11460 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
11461 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
11463 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
11465 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
11466 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
11467 is_mm_seq_cst, is_mm_sync): Move to ...
11468 * memmodel.h: This. New file.
11469 * builtins.c: Include memmodel.h.
11470 * optabs.c: Likewise.
11471 * tsan.c: Likewise.
11472 * config/aarch64/aarch64.c: Likewise.
11473 * config/alpha/alpha.c: Likewise.
11474 * config/arm/arm.c: Likewise.
11475 * config/i386/i386.c: Likewise.
11476 * config/ia64/ia64.c: Likewise.
11477 * config/mips/mips.c: Likewise.
11478 * config/rs6000/rs6000.c: Likewise.
11479 * config/sparc/sparc.c: Likewise.
11480 * genconditions.c: Include memmodel.h in generated file.
11481 * genemit.c: Likewise.
11482 * genoutput.c: Likewise.
11483 * genpeep.c: Likewise.
11484 * genpreds.c: Likewise.
11485 * genrecog.c: Likewise.
11487 2016-09-26 David Malcolm <dmalcolm@redhat.com>
11489 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
11490 "c" instead when parsing characters. Move operand parsing into...
11491 (read_rtx_operand): ...this new function, renaming "i" to "idx",
11492 and tightening the scope of various locals.
11494 2016-09-26 Liu Hao <lh_mouse@126.com>
11496 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
11498 2016-09-26 Marek Polacek <polacek@redhat.com>
11500 * system.h: Use __has_attribute to check whether the fallthrough
11501 attribute is supported.
11503 2016-09-26 Marek Polacek <polacek@redhat.com>
11505 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
11506 gimple_call_internal_p.
11507 * ipa-split.c (find_return_bb): Likewise.
11508 (execute_split_functions): Likewise.
11509 * omp-low.c (dump_oacc_loop_part): Likewise.
11510 (oacc_loop_xform_head_tail): Likewise.
11511 * predict.c (predict_loops): Likewise.
11512 * sanopt.c (pass_sanopt::execute): Likewise.
11513 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
11514 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
11515 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
11516 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
11517 (expand_ifn_va_arg): Likewise.
11518 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
11519 (optimize_mask_stores): Likewise.
11520 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
11521 (vect_transform_stmt): Likewise.
11522 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
11523 * tsan.c (instrument_memory_accesses): Likewise.
11525 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11526 Alexander Monakov <amonakov@ispras.ru>
11528 * regrename.c (rename_chains): Check
11529 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
11530 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
11531 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
11533 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11535 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
11536 (s390_sched_score): Likewise.
11538 2016-09-26 Martin Liska <mliska@suse.cz>
11540 * doc/gcov.texi: Update program output of gcov tool.
11542 2016-09-26 Martin Liska <mliska@suse.cz>
11544 PR gcov-profile/23332
11545 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
11546 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
11547 * value-prof.c (dump_histogram_value): Do not handle
11548 HIST_TYPE_CONST_DELTA.
11549 (stream_in_histogram_value): Likewise.
11550 (gimple_find_values_to_profile): Likewise.
11551 * value-prof.h (enum hist_type): Likewise.
11553 2016-09-26 Martin Liska <mliska@suse.cz>
11555 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
11556 from default sanitize recover values.
11557 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
11558 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
11559 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
11561 * opts.c (finish_options): Do a generic loop over options
11562 that can be recovered.
11563 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
11565 (common_handle_option): Likewise.
11566 * opts.h: Declare can_recover to sanitizer_opts_s.
11568 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
11570 * target.def(elf_flags_numeric): Change documentation to present tense.
11571 * doc/tm.texi: Regenerate.
11573 2016-09-26 Marek Polacek <polacek@redhat.com>
11576 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
11577 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
11578 -Wno-switch-fallthrough.
11579 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
11580 (expand_builtin): Likewise.
11581 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
11582 * convert.c (convert_to_real_1): Likewise.
11583 (convert_to_integer_1): Likewise.
11584 * final.c (output_alternate_entry_point): Likewise.
11585 * genattrtab.c (make_canonical): Likewise.
11586 (write_test_expr): Likewise.
11587 * genpreds.c (validate_exp): Likewise.
11588 * gimple-ssa-strength-reduction.c
11589 (find_candidates_dom_walker::before_dom_children): Likewise.
11590 * godump.c (go_format_type): Likewise.
11591 * reload1.c (elimination_effects): Likewise.
11592 * resource.c (mark_referenced_resources): Likewise.
11593 (mark_set_resources): Likewise.
11594 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
11595 * varasm.c (output_addressed_constants): Likewise.
11597 2016-09-26 Marek Polacek <polacek@redhat.com>
11600 * common.opt (Wimplicit-fallthrough): New option.
11601 * doc/extend.texi: Document statement attributes and the fallthrough
11603 * doc/invoke.texi: Document -Wimplicit-fallthrough.
11604 * gimple.h (gimple_call_internal_p): New function.
11605 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
11606 (struct label_entry): New struct.
11607 (find_label_entry): New function.
11608 (case_label_p): New function.
11609 (collect_fallthrough_labels): New function.
11610 (last_stmt_in_scope): New function.
11611 (should_warn_for_implicit_fallthrough): New function.
11612 (warn_implicit_fallthrough_r): New function.
11613 (maybe_warn_implicit_fallthrough): New function.
11614 (expand_FALLTHROUGH_r): New function.
11615 (expand_FALLTHROUGH): New function.
11616 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
11617 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
11618 (gimplify_label_expr): New function.
11619 (gimplify_case_label_expr): Set location.
11620 (gimplify_expr): Call gimplify_label_expr.
11621 * internal-fn.c (expand_FALLTHROUGH): New function.
11622 * internal-fn.def (FALLTHROUGH): New internal function.
11623 * langhooks.c (lang_GNU_OBJC): New function.
11624 * langhooks.h (lang_GNU_OBJC): Declare.
11625 * system.h (gcc_fallthrough): Define.
11626 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
11627 * tree.h (FALLTHROUGH_LABEL_P): Define.
11629 2016-09-26 Richard Biener <rguenther@suse.de>
11631 * dwarf2out.c (stripattributes): Remove unused function.
11632 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
11633 Push dwarf_split_debug_info handling into init_sections_and_labels.
11634 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
11635 (DEBUG_MACRO_SECTION_FLAGS): Remove.
11636 (debug_macinfo_section_name): New global.
11637 (output_macinfo): Use debug_macinfo_section_name.
11638 (init_sections_and_labels): Split out section and label generation
11639 from dwarf2out_init. Set debug_macinfo_section_name.
11640 (dwarf2out_init): Move text section label generation and emission
11642 (dwarf2out_assembly_start): ... here.
11643 (dwarf2out_finish): Call init_sections_and_labels before DWARF
11646 2016-09-26 Richard Biener <rguenther@suse.de>
11649 * cgraphunit.c (analyze_functions): Before early removing
11650 global vars calls the late_global_decl debug handler mark
11651 the variable as readonly.
11653 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
11656 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
11657 (sh_rtx_costs): Handle SET of movt and movrt patterns.
11658 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
11659 declare new overloads.
11660 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
11663 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11665 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
11666 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
11668 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
11670 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
11671 * configure: Regenerate.
11673 2016-09-24 Marek Polacek <polacek@redhat.com>
11676 * doc/invoke.texi: Document -Wbool-operation.
11678 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11680 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
11681 * config/rs6000/rs6000.c (expand_block_compare): New function used by
11682 cmpmemsi pattern to do builtin expansion of memcmp ().
11683 (compute_current_alignment): Add helper function for
11684 expand_block_compare used to compute alignment as the compare proceeds.
11685 (select_block_compare_mode): Used by expand_block_compare to select
11686 the mode used for reading the next chunk of bytes in the compare.
11687 (do_load_for_compare): Used by expand_block_compare to emit the load
11688 insns for the compare.
11689 (rs6000_emit_dot_insn): Moved this function to avoid a forward
11690 reference from expand_block_compare ().
11691 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
11692 prototype for this function.
11693 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
11694 target option for controlling how much code inline expansion of
11695 memcmp() will be allowed to generate.
11697 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11699 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
11700 hook_bool_mode_false, hook_bool_mode_true,
11701 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
11702 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
11703 hook_bool_const_rtx_insn_const_rtx_insn_true,
11704 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
11705 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
11706 hook_bool_const_tree_hwi_hwi_const_tree_false,
11707 hook_bool_const_tree_hwi_hwi_const_tree_true,
11708 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
11709 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
11710 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
11711 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
11712 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
11713 hook_bool_const_tree_true, hook_bool_tree_tree_false,
11714 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
11715 hook_bool_rtx_insn_true, hook_bool_rtx_false,
11716 hook_bool_uintp_uintp_false,
11717 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
11718 hook_rtx_tree_int_null, hook_uint_mode_0,
11719 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
11720 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
11721 hook_constcharptr_const_rtx_insn_null,
11722 hook_constcharptr_const_tree_const_tree_null,
11723 hook_constcharptr_int_const_tree_null,
11724 hook_constcharptr_int_const_tree_const_tree_null,
11725 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
11726 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
11727 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
11729 * vec.h (vNULL): Extend comment to say = vNULL initialization
11730 isn't needed for static vars.
11732 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
11733 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
11734 = vNULL initialization of file scope vec.
11735 * passes.c (pass_tab, enabled_pass_uid_range_tab,
11736 disabled_pass_uid_range_tab): Likewise.
11737 * haifa-sched.c (sched_luids, h_i_d): Likewise.
11738 * tree-chkp-opt.c (check_infos): Likewise.
11739 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
11741 * vec.h (vnull::operator vec): Add constexpr keyword for
11744 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
11746 PR tree-optimization/77654
11747 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
11748 to duplicate_ssa_name_ptr_info.
11750 2016-09-23 David Malcolm <dmalcolm@redhat.com>
11752 PR preprocessor/77672
11753 * input.c (selftest::test_lexer_string_locations_simple): Update
11754 test to expect location information of the terminator character
11755 at the location of the final closing quote.
11756 (selftest::test_lexer_string_locations_hex): Likewise.
11757 (selftest::test_lexer_string_locations_oct): Likewise.
11758 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
11759 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
11760 (selftest::test_lexer_string_locations_ucn4): Likewise.
11761 (selftest::test_lexer_string_locations_ucn8): Likewise.
11762 (selftest::test_lexer_string_locations_u8): Likewise.
11763 (selftest::test_lexer_string_locations_utf8_source): Likewise.
11764 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
11765 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
11766 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
11767 (selftest::test_lexer_string_locations_macro): Likewise.
11768 (selftest::test_lexer_string_locations_long_line): Likewise.
11770 2016-09-23 Richard Biener <rguenther@suse.de>
11772 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
11773 virtual definition to virtual use if the call devirtualizes
11774 to a const or pure function.
11775 (visit_use): Also visit calls we can devirtualize to a
11776 const or pure function.
11778 2016-09-23 Richard Biener <rguenther@suse.de>
11780 PR tree-optimization/77697
11781 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
11782 signal error if we have sth ternary or unhandled.
11784 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11786 * config/arm/arm_neon.h (vabd_f16): New.
11820 (vcvt_f16_s16): New.
11821 (vcvt_f16_u16): New.
11822 (vcvt_s16_f16): New.
11823 (vcvt_u16_f16): New.
11824 (vcvtq_f16_s16): New.
11825 (vcvtq_f16_u16): New.
11826 (vcvtq_s16_f16): New.
11827 (vcvtq_u16_f16): New.
11828 (vcvta_s16_f16): New.
11829 (vcvta_u16_f16): New.
11830 (vcvtaq_s16_f16): New.
11831 (vcvtaq_u16_f16): New.
11832 (vcvtm_s16_f16): New.
11833 (vcvtm_u16_f16): New.
11834 (vcvtmq_s16_f16): New.
11835 (vcvtmq_u16_f16): New.
11836 (vcvtn_s16_f16): New.
11837 (vcvtn_u16_f16): New.
11838 (vcvtnq_s16_f16): New.
11839 (vcvtnq_u16_f16): New.
11840 (vcvtp_s16_f16): New.
11841 (vcvtp_u16_f16): New.
11842 (vcvtpq_s16_f16): New.
11843 (vcvtpq_u16_f16): New.
11844 (vcvt_n_f16_s16): New.
11845 (vcvt_n_f16_u16): New.
11846 (vcvtq_n_f16_s16): New.
11847 (vcvtq_n_f16_u16): New.
11848 (vcvt_n_s16_f16): New.
11849 (vcvt_n_u16_f16): New.
11850 (vcvtq_n_s16_f16): New.
11851 (vcvtq_n_u16_f16): New.
11859 (vmaxnmq_f16): New.
11863 (vminnmq_f16): New.
11865 (vmul_lane_f16): New.
11868 (vmulq_lane_f16): New.
11869 (vmulq_n_f16): New.
11876 (vrecpeq_f16): New.
11889 (vrsqrte_f16): New.
11890 (vrsqrteq_f16): New.
11892 (vrecpsq_f16): New.
11893 (vrsqrts_f16): New.
11894 (vrsqrtsq_f16): New.
11898 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11900 * config.gcc (extra_headers): Add arm_fp16.h
11901 * config/arm/arm_fp16.h: New.
11902 * config/arm/arm_neon.h: Include "arm_fp16.h".
11904 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11906 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
11908 (vmulf): New (v8hf, v4hf variants).
11909 (vfma): New (v8hf, v4hf variants).
11910 (vfms): New (v8hf, v4hf variants).
11911 (vsub): New (v8hf, v4hf variants).
11912 (vcage): New (v8hf, v4hf variants).
11913 (vcagt): New (v8hf, v4hf variants).
11914 (vcale): New (v8hf, v4hf variants).
11915 (vcalt): New (v8hf, v4hf variants).
11916 (vceq): New (v8hf, v4hf variants).
11917 (vcgt): New (v8hf, v4hf variants).
11918 (vcge): New (v8hf, v4hf variants).
11919 (vcle): New (v8hf, v4hf variants).
11920 (vclt): New (v8hf, v4hf variants).
11921 (vceqz): New (v8hf, v4hf variants).
11922 (vcgez): New (v8hf, v4hf variants).
11923 (vcgtz): New (v8hf, v4hf variants).
11924 (vcltz): New (v8hf, v4hf variants).
11925 (vclez): New (v8hf, v4hf variants).
11926 (vabd): New (v8hf, v4hf variants).
11927 (vmaxf): New (v8hf, v4hf variants).
11928 (vmaxnm): New (v8hf, v4hf variants).
11929 (vminf): New (v8hf, v4hf variants).
11930 (vminnm): New (v8hf, v4hf variants).
11931 (vpmaxf): New (v4hf variant).
11932 (vpminf): New (v4hf variant).
11933 (vpadd): New (v4hf variant).
11934 (vrecps): New (v8hf, v4hf variants).
11935 (vrsqrts): New (v8hf, v4hf variants).
11936 (vabs): New (v8hf, v4hf variants).
11937 (vneg): New (v8hf, v4hf variants).
11938 (vrecpe): New (v8hf, v4hf variants).
11939 (vrnd): New (v8hf, v4hf variants).
11940 (vrnda): New (v8hf, v4hf variants).
11941 (vrndm): New (v8hf, v4hf variants).
11942 (vrndn): New (v8hf, v4hf variants).
11943 (vrndp): New (v8hf, v4hf variants).
11944 (vrndx): New (v8hf, v4hf variants).
11945 (vrsqrte): New (v8hf, v4hf variants).
11946 (vmul_lane): Add v4hf and v8hf variants.
11947 (vmul_n): Add v4hf and v8hf variants.
11948 (vext): New (v8hf, v4hf variants).
11949 (vcvts): New (v8hi, v4hi variants).
11950 (vcvts): New (v8hf, v4hf variants).
11951 (vcvtu): New (v8hi, v4hi variants).
11952 (vcvtu): New (v8hf, v4hf variants).
11953 (vcvts_n): New (v8hf, v4hf variants).
11954 (vcvtu_n): New (v8hi, v4hi variants).
11955 (vcvts_n): New (v8hi, v4hi variants).
11956 (vcvtu_n): New (v8hf, v4hf variants).
11957 (vbsl): New (v8hf, v4hf variants).
11958 (vcvtas): New (v8hf, v4hf variants).
11959 (vcvtau): New (v8hf, v4hf variants).
11960 (vcvtms): New (v8hf, v4hf variants).
11961 (vcvtmu): New (v8hf, v4hf variants).
11962 (vcvtns): New (v8hf, v4hf variants).
11963 (vcvtnu): New (v8hf, v4hf variants).
11964 (vcvtps): New (v8hf, v4hf variants).
11965 (vcvtpu): New (v8hf, v4hf variants).
11967 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11969 * config/arm/arm-builtins.c (hf_UP): New.
11971 (vfp_builtin_data): New. Update comment.
11972 (enum arm_builtins): Include "arm_vfp_builtins.def".
11973 (ARM_BUILTIN_VFP_PATTERN_START): New.
11974 (arm_init_vfp_builtins): New.
11975 (arm_init_builtins): Add arm_init_vfp_builtins.
11976 (arm_expand_vfp_builtin): New.
11977 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
11979 * config/arm/arm_vfp_builtins.def: New file.
11980 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
11981 (arm-builtins.o): Likewise.
11983 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
11986 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
11987 from constant while creating value range.
11989 2016-09-23 Renlin Li <renlin.li@arm.com>
11991 * ira.c (ira): Move ira_use_lra_p initialization code to ...
11992 (ira_init_once): Here.
11994 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
11995 Jakub Jelinek <jakub@redhat.com>
11997 * hooks.h (hook_uint_uintp_false): Rename to...
11998 (hook_bool_uint_uintp_false): ... this.
11999 * hooks.c (hook_uint_uintp_false): Rename to...
12000 (hook_bool_uint_uintp_false): ... this.
12001 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
12002 instead of hook_uint_uintp_false.
12004 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12006 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
12007 (arm_init_builtins): Move body of a loop to the standalone
12008 function arm_init_neon_builtin.
12009 (arm_expand_neon_builtin_1): New. Update comment. Function body
12010 moved from arm_neon_builtin with some white-space fixes.
12011 (arm_expand_neon_builtin): Move code into the standalone function
12012 arm_expand_neon_builtin_1.
12014 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12016 * config/arm/iterators.md (VCVTHI): New.
12017 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
12018 (NEON_VAGLTE): New.
12019 (VFM_LANE_AS): New.
12021 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
12022 (V_HALF): Add V4HF. Fix white-space.
12023 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
12024 (V_s_elem): Likewise.
12025 (V_sz_elem): Fix white-space.
12026 (V_elem_ch): Likewise.
12028 (scalar_mul_constraint): Add V8HF and V4HF.
12029 (Is_float_mode): Fix white-space.
12030 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
12031 (q): Add HF. Fix white-space.
12034 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
12035 (neon_vfm_lane_as): New.
12036 * config/arm/neon.md (add<mode>3_fp16): New.
12037 (sub<mode>3_fp16): New.
12038 (mul<mode>3add<mode>_neon): New.
12039 (fma<VH:mode>4_intrinsic): New.
12040 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
12041 (fmsub<VH:mode>4_intrinsic): New.
12042 (<absneg_str><mode>2): New.
12043 (neon_v<absneg_str><mode>): New.
12044 (neon_v<fp16_rnd_str><mode>): New.
12045 (neon_vrsqrte<mode>): New.
12046 (neon_vpaddv4hf): New.
12047 (neon_vadd<mode>): New.
12048 (neon_vsub<mode>): New.
12049 (neon_vmulf<mode>): New.
12050 (neon_vfma<VH:mode>): New.
12051 (neon_vfms<VH:mode>): New.
12052 (neon_vc<cmp_op><mode>): New.
12053 (neon_vc<cmp_op><mode>_fp16insn): New
12054 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
12055 (neon_vca<cmp_op><mode>): New.
12056 (neon_vca<cmp_op><mode>_fp16insn): New.
12057 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
12058 (neon_vc<cmp_op>z<mode>): New.
12059 (neon_vabd<mode>): New.
12060 (neon_v<maxmin>f<mode>): New.
12061 (neon_vp<maxmin>fv4hf: New.
12062 (neon_<fmaxmin_op><mode>): New.
12063 (neon_vrecps<mode>): New.
12064 (neon_vrsqrts<mode>): New.
12065 (neon_vrecpe<mode>): New (VH variant).
12066 (neon_vdup_lane<mode>_internal): New.
12067 (neon_vdup_lane<mode>): New.
12068 (neon_vcvt<sup><mode>): New (VCVTHI variant).
12069 (neon_vcvt<sup><mode>): New (VH variant).
12070 (neon_vcvt<sup>_n<mode>): New (VH variant).
12071 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
12072 (neon_vcvt<vcvth_op><sup><mode>): New.
12073 (neon_vmul_lane<mode>): New.
12074 (neon_vmul_n<mode>): New.
12075 * config/arm/unspecs.md (UNSPEC_VCALE): New
12076 (UNSPEC_VCALT): New.
12077 (UNSPEC_VFMA_LANE): New.
12078 (UNSPECS_VFMS_LANE): New.
12080 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12082 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
12083 ("*extzv<mode><clobbercc_or_nocc>"):
12084 Correct a typo in a comment.
12086 ("*insv<mode>_zEC12", "*insv<mode>_z10")
12087 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
12088 ("*insv<mode>_zEC12_appendbitsleft")
12089 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
12090 ("*insv<mode>_z10_appendbitsleft"): Ditto.
12091 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
12092 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
12093 Provide pattern with operands switched.
12094 ("*pre_z10_extv<mode>"):
12095 Use new subst patterns.
12096 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
12097 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
12098 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
12099 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
12100 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
12101 ("*<risbg_n>_sidi_ior_and_lshiftrt")
12102 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
12104 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
12105 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
12106 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
12108 ("SINT"): New mode_iterator with SI, HI, QI.
12109 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
12110 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
12113 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12115 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
12116 new interface of s390_contiguous_bitmask_p.
12117 ("contiguous_bitmask_nowrap_operand"): New predicate.
12118 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
12119 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
12120 of s390_contiguous_bitmask_p.
12121 ("NxxDw"): Rename NxxDq constraint to NxxDw.
12122 ("NxxSw"): New constraint.
12123 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
12124 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
12126 (s390_contiguous_bitmask_nowrap_p): Export.
12127 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
12128 former s390_contiguous_bitmask_p.
12129 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
12130 detect contiguous bit ranges with wraparound. Change signature to
12131 return START and END position instead of POS and LENGTH.
12132 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
12133 ranges with wraparound.
12134 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
12135 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
12136 Adapt to new signature of s390_contiguous_bitmask_p.
12138 2016-09-23 Bin Cheng <bin.cheng@arm.com>
12140 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
12141 (create_intersect_range_checks): New.
12142 (vect_create_cond_for_alias_checks): Call above function.
12144 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12146 * config/arm/iterators.md (Code iterators): Fix some white-space
12150 (FCVT): Moved from vfp.md.
12151 (VCVT_HF_US_N): New.
12152 (VCVT_SI_US_N): New.
12157 (FCVTI32typename): Moved from vfp.md.
12158 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
12159 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
12160 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
12161 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
12162 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
12164 (fp16_rnd_str): New.
12165 (fp16_rnd_insn): New.
12166 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
12167 (UNSPEC_VCVT_HF_U_N): New.
12168 (UNSPEC_VCVT_SI_S_N): New.
12169 (UNSPEC_VCVT_SI_U_N): New.
12170 (UNSPEC_VCVTH_S): New.
12171 (UNSPEC_VCVTH_U): New.
12172 (UNSPEC_VCVTA_S): New.
12173 (UNSPEC_VCVTA_U): New.
12174 (UNSPEC_VCVTM_S): New.
12175 (UNSPEC_VCVTM_U): New.
12176 (UNSPEC_VCVTN_S): New.
12177 (UNSPEC_VCVTN_U): New.
12178 (UNSPEC_VCVTP_S): New.
12179 (UNSPEC_VCVTP_U): New.
12180 (UNSPEC_VCVTP_S): New.
12181 (UNSPEC_VCVTP_U): New.
12182 (UNSPEC_VRND): New.
12183 (UNSPEC_VRNDA): New.
12184 (UNSPEC_VRNDI): New.
12185 (UNSPEC_VRNDM): New.
12186 (UNSPEC_VRNDN): New.
12187 (UNSPEC_VRNDP): New.
12188 (UNSPEC_VRNDX): New.
12189 * config/arm/vfp.md (<absneg_str>hf2): New.
12190 (neon_vabshf): New.
12191 (neon_v<fp16_rnd_str>hf): New.
12192 (neon_vrndihf): New.
12197 (*mulsf3neghf_vfp): New.
12198 (*negmulhf3_vfp): New.
12199 (*mulsf3addhf_vfp): New.
12200 (*mulhf3subhf_vfp): New.
12201 (*mulhf3neghfaddhf_vfp): New.
12202 (*mulhf3neghfsubhf_vfp): New.
12204 (neon_vfmahf): New.
12205 (fmsubhf4_fp16): New.
12206 (neon_vfmshf): New.
12209 (neon_vsqrthf): New.
12210 (neon_vrsqrtshf): New.
12211 (FCVT): Move to iterators.md.
12212 (FCVTI32typename): Likewise.
12213 (neon_vcvth<sup>hf): New.
12214 (neon_vcvth<sup>si): New.
12215 (neon_vcvth<sup>_nhf_unspec): New.
12216 (neon_vcvth<sup>_nhf): New.
12217 (neon_vcvth<sup>_nsi_unspec): New.
12218 (neon_vcvth<sup>_nsi): New.
12219 (neon_vcvt<vcvth_op>h<sup>si): New.
12220 (neon_<fmaxmin_op>hf): New.
12222 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12224 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
12225 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
12226 ("*insv<mode>_zEC12_appendbitsleft")
12227 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
12228 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
12230 2016-09-23 Jakub Jelinek <jakub@redhat.com>
12232 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
12233 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
12234 construct values without normalization.
12235 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
12236 static local lhs_ops to vNULL.
12238 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12239 Jiong Wang <jiong.wang@arm.com>
12241 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
12242 available when FP16 instructions are available.
12243 (output_move_vfp): Add support for 16-bit data moves.
12244 (arm_validize_comparison): Fix some white-space. Support HFmode
12245 by conversion to SFmode.
12246 * config/arm/arm.md (truncdfhf2): Fix a comment.
12247 (extendhfdf2): Likewise.
12249 (movsicc): Fix some white-space.
12251 (movsfcc): Fix some white-space.
12253 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
12254 instructions are available.
12255 (*thumb2_movhi_vfp): Likewise.
12256 (*arm_movhi_fp16): New.
12257 (*thumb2_movhi_fp16): New.
12258 (*movhf_vfp_fp16): New.
12259 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
12260 (*movhf_vfp): Likewise.
12261 (extendhfsf2): Enable when VFP FP16 instructions are available.
12262 (truncsfhf2): Enable when VFP FP16 instructions are available.
12264 2016-09-23 Martin Liska <mliska@suse.cz>
12266 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
12268 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12270 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
12272 (arm_evpc_neon_vtrn): Likewise.
12273 (arm_evpc_neon_vrev): Likewise.
12274 (arm_evpc_neon_vext): Likewise.
12275 * config/arm/arm_neon.h (vbsl_f16): New.
12278 (vdupq_n_f16): New.
12279 (vdup_lane_f16): New.
12280 (vdupq_lane_f16): New.
12284 (vmovq_n_f16): New.
12286 (vrev64q_f16): New.
12293 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
12294 (vdup_lane): New (v8hf, v4hf variants).
12295 (vext): New (v8hf, v4hf variants).
12296 (vbsl): New (v8hf, v4hf variants).
12297 * config/arm/iterators.md (VDQWH): New.
12299 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
12300 (Scalar_mul_8_16): Fix white-space.
12301 (Is_d_reg): Add V4HF and V8HF.
12302 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
12303 (neon_vdup_lane<mode>): New.
12304 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
12305 (*neon_vtrn<mode>_insn): Likewise.
12306 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
12307 (*neon_vzip<mode>_insn): Likewise
12308 (neon_vuzp<mode>_internal): Likewise.
12309 (*neon_vuzp<mode>_insn): Likewise
12310 * config/arm/vec-common.md (vec_perm_const<mode>): New.
12312 2016-09-23 Jiong Wang <jiong.wang@arm.com>
12313 Matthew Wahab <matthew.wahab@arm.com>
12315 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
12316 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
12317 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
12318 available. Also fix some white-space.
12319 * config/arm/vfp.md (*arm_movhi_vfp): New.
12320 (*thumb2_movhi_vfp): New.
12322 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12324 * config/arm/arm-c.c (arm_cpu_builtins): Define
12325 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
12326 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
12328 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12330 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
12331 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
12332 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
12333 arm_v8_2a_fp16_neon_hw.
12334 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
12337 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12339 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
12340 arm_fp16_alternative_ok and arm_fp16_none_ok.
12342 2016-09-23 Martin Liska <mliska@suse.cz>
12344 * ipa-icf.c (sem_variable::merge): Replace adress with address.
12346 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12348 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
12349 ("armv8.2-a"): New.
12350 ("armv8.2-a+fp16"): New.
12351 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
12352 (FL2_FP16INST): New.
12353 (FL2_FOR_ARCH8_2A): New.
12354 * config/arm/arm-tables.opt: Regenerate.
12355 * config/arm/arm.c (arm_arch8_2): New.
12356 (arm_fp16_inst): New.
12357 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
12358 for incompatible fp16-format settings.
12359 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
12360 (TARGET_NEON_FP16INST): New.
12361 (arm_arch8_2): Declare.
12362 (arm_fp16_inst): Declare.
12363 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
12364 march=armv8.2-a and march=armv8.2-a+fp16.
12365 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
12366 and armv8.2-a+fp16.
12367 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
12368 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
12370 2016-09-23 Martin Liska <mliska@suse.cz>
12372 * doc/extend.texi: Remove fused-madd from i386 target options.
12374 2016-09-23 Martin Liska <mliska@suse.cz>
12376 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
12379 2016-09-23 Martin Liska <mliska@suse.cz>
12381 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
12384 2016-09-23 Martin Liska <mliska@suse.cz>
12387 * config/i386/i386.c (ix86_option_override_internal): Change
12388 signature and return false when there's an error related to
12390 (release_options_strings): New function.
12391 (ix86_valid_target_attribute_tree): Call the function.
12393 2016-09-23 Jakub Jelinek <jakub@redhat.com>
12395 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
12396 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
12397 (gen_hsa_ctor_assignment): Likewise.
12398 * print-tree.c (print_node): Likewise.
12399 * tree-dump.c (dequeue_and_dump): Likewise.
12400 * tree-sra.c (sra_modify_constructor_assign): Likewise.
12401 * expr.c (store_constructor): Likewise.
12402 * fold-const.c (operand_equal_p): Likewise.
12403 * tree-pretty-print.c (dump_generic_node): Likewise.
12404 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
12405 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
12407 2016-09-23 Richard Biener <rguenther@suse.de>
12409 * hooks.h (hook_uint_uintp_false): Declare.
12411 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12413 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
12414 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
12416 2016-09-22 Martin Sebor <msebor@redhat.com>
12419 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
12420 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
12421 (target_int_min): Correct computation.
12422 (format_integer): Use long long as the argument for the ll length
12424 (format_floating): Use target_int_max().
12425 (get_string_length): Same.
12426 (format_string): Avoid setting the bounded flag for strings
12428 (try_substitute_return_value): Avoid setting range info when
12429 the result isn't bounded.
12430 * varasm.c (assemble_name): Increase buffer size.
12432 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
12433 Terry Guo <terry.guo@arm.com>
12435 * target.def (elf_flags_numeric): New target hook.
12436 * targhooks.h (default_asm_elf_flags_numeric): New.
12437 * varasm.c (default_asm_elf_flags_numeric): New.
12438 (default_elf_asm_named_section): Use new target hook.
12439 * config/arm/arm.opt (mpure-code): New.
12440 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
12441 * config/arm/arm.c (arm_asm_init_sections): Add section
12442 attribute to default text section if -mpure-code.
12443 (arm_option_check_internal): Diagnose use of option with
12444 non supported targets and/or options.
12445 (arm_asm_elf_flags_numeric): New.
12446 (arm_function_section): New.
12447 (arm_elf_section_type_flags): New.
12448 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
12450 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
12451 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
12453 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
12455 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
12457 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12459 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
12460 * rtl.h: Adjust prototype.
12462 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12464 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
12465 (prev_active_insn): Likewise.
12466 (active_insn_p): Likewise.
12467 * rtl.h: Adjust prototypes.
12468 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
12469 * config/arc/arc.md: Likewise.
12470 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
12471 (branch_needs_nop_p): Likewise.
12472 (use_skip_p): Likewise.
12473 * config/sh/sh.c (gen_block_redirect): Likewise.
12474 (split_branches): Likewise.
12475 * reorg.c (optimize_skip): Likewise.
12476 (fill_simple_delay_slots): Likewise.
12477 (fill_slots_from_thread): Likewise.
12478 (relax_delay_slots): Likewise.
12479 * resource.c (mark_target_live_regs): Likewise.
12481 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12483 * config/cris/cris.c (cris_asm_output_case_end): Change argument
12484 type to rtx_insn *.
12485 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
12486 (prev_nonnote_nondebug_insn): Likewise.
12487 * config/cris/cris-protos.h: Adjust prototype.
12489 * jump.c (rtx_renumbered_equal_p): Adjust.
12491 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12493 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
12494 * rtl.h: Adjust prototype.
12495 * config/sh/sh.md: Adjust.
12496 * dwarf2out.c (add_var_loc_to_decl): Likewise.
12498 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12500 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
12501 (prev_nondebug_insn): Likewise.
12502 * loop-doloop.c (doloop_condition_get): Likewise.
12503 * rtl.h: Adjust prototype.
12504 * cfgloop.h: Likewise.
12506 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12508 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
12509 (prev_nonnote_insn): Likewise.
12510 * jump.c (reversed_comparison_code_parts): Likewise.
12511 (reversed_comparison): Likewise.
12512 * rtl.h: Adjust prototypes.
12513 * config/arc/arc.md: Adjust.
12514 * cse.c (find_comparison_args): Likewise.
12515 * reorg.c (redundant_insn): Change return type to rtx_insn *.
12516 (fix_reg_dead_note): Change argument type to rtx_insn *.
12517 (delete_prior_computation): Likewise.
12518 (delete_computation): Likewise.
12519 (fill_slots_from_thread): Adjust.
12520 (relax_delay_slots): Likewise.
12521 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
12522 (simplify_relational_operation_1): Likewise.
12523 (simplify_ternary_operation): Likewise.
12525 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12527 * config/arc/arc-protos.h (arc_label_align): Change type of
12528 variables from rtx to rtx_insn *.
12529 * config/arc/arc.c (arc_label_align): Likewise.
12530 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
12531 * config/bfin/bfin.c (workaround_speculation): Likewise.
12532 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
12533 (find_last_same_clock): Likewise.
12534 (reorg_split_calls): Likewise.
12535 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
12536 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
12537 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
12538 (same_cmp_following_p): Likewise.
12539 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
12540 (same_cmp_following_p): Likwise.
12541 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
12542 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
12543 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
12544 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
12545 (rl78_alloc_physical_registers_cmp): Likewise.
12546 (rl78_alloc_physical_registers_umul): Likewise.
12547 (rl78_calculate_death_notes): Likewise.
12548 * config/s390/s390-protos.h (s390_label_align): Likewise.
12549 * config/s390/s390.c (s390_label_align): Likewise.
12550 * config/sh/sh.c (barrier_align): Likewise.
12551 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
12552 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
12553 (emit_cbcond_nop): Likewise.
12555 2016-09-22 Martin Liska <mliska@suse.cz>
12558 * ipa-icf.c (sem_variable::merge): Yield merge operation if
12559 alias address matters, not necessarily address of original.
12561 2016-09-22 Richard Biener <rguenther@suse.de>
12563 PR middle-end/77697
12564 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
12567 2016-09-22 Richard Biener <rguenther@suse.de>
12569 PR middle-end/77677
12570 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
12571 from constant folding results.
12572 (gimple_resimplify2): Likewise.
12573 (gimple_resimplify3): Likewise.
12575 2016-09-22 Richard Biener <rguenther@suse.de>
12577 PR middle-end/77678
12578 * expr.c (expand_expr_real_1): Guard array access against negative
12581 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12583 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
12585 (format_floating): Likewise.
12587 2016-09-22 Jakub Jelinek <jakub@redhat.com>
12590 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
12591 for all IFN_GOMP_SIMD_* internal fns, not just for
12592 IFN_GOMP_SIMD_ORDERED_*.
12594 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12597 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
12598 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
12599 instructions when you want to invert the test.
12600 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
12601 correct order for XXSEL.
12602 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
12603 for using XSCMP{EQ,GT,GE}DP.
12605 2016-09-21 David Malcolm <dmalcolm@redhat.com>
12607 * genconstants.c (main): Introduce noop_reader and convert call
12608 to read_md_files to a method call.
12609 * genenums.c (main): Likewise.
12610 * genmddeps.c (main): Likewise.
12611 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
12612 rtx_reader_ptr->get_top_level_filename ().
12613 (write_tm_preds_h): Likewise.
12614 (write_insn_preds_c): Likewise.
12615 * gensupport.c (class gen_reader): New subclass of rtx_reader.
12616 (rtx_handle_directive): Convert to...
12617 (gen_reader::handle_unknown_directive): ...this.
12618 (init_rtx_reader_args_cb): Convert return type from bool to
12619 rtx_reader *. Create a gen_reader instance, using it for the
12620 call to read_md_files. Return it if no errors occur.
12621 (init_rtx_reader_args): Convert return type from bool to
12623 * gensupport.h (init_rtx_reader_args_cb): Likewise.
12624 (init_rtx_reader_args_cb): Likewise.
12625 * read-md.c (struct file_name_list): Move to class rtx_reader.
12626 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
12627 (read_md_filename): Delete in favor of
12628 rtx_reader::m_read_md_filename.
12629 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
12630 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
12631 (base_dir): Delete in favor of rtx_reader::m_base_dir.
12632 (first_dir_md_include): Delete in favor of
12633 rtx_reader::m_first_dir_md_include.
12634 (last_dir_md_include_ptr): Delete in favor of
12635 rtx_reader::m_last_dir_md_include_ptr.
12636 (max_include_len): Delete.
12637 (rtx_reader_ptr): New.
12638 (fatal_with_file_and_line): Use get_filename and get_lineno
12639 accessors of rtx_reader_ptr.
12640 (require_char_ws): Likewise.
12641 (rtx_reader::read_char): New method, based on ::read_char.
12642 (rtx_reader::unread_char): New method, based on ::unread_char.
12643 (read_escape): Use get_filename and get_lineno accessors of
12645 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
12646 (read_string): Use get_filename and get_lineno accessors of
12648 (rtx_reader::rtx_reader): New ctor.
12649 (rtx_reader::~rtx_reader): New dtor.
12650 (handle_include): Convert from a function to...
12651 (rtx_reader::handle_include): ...this method, converting
12652 handle_directive from a callback to a virtual function.
12653 (handle_file): Likewise, converting to...
12654 (rtx_reader::handle_file): ...this method.
12655 (handle_toplevel_file): Likewise, converting to...
12656 (rtx_reader::handle_toplevel_file): ...this method.
12657 (rtx_reader::get_current_location): New method.
12658 (parse_include): Convert from a function to...
12659 (rtx_reader::add_include_path): ...this method, dropping redundant
12660 update to unused max_include_len.
12661 (read_md_files): Convert from a function to...
12662 (rtx_reader::read_md_files): ...this method, converting
12663 handle_directive from a callback to a virtual function.
12664 (noop_reader::handle_unknown_directive): New method.
12665 * read-md.h (directive_handler_t): Delete this typedef.
12666 (in_fname): Delete.
12667 (read_md_file): Delete.
12668 (read_md_lineno): Delete.
12669 (read_md_filename): Delete.
12670 (class rtx_reader): New class.
12671 (rtx_reader_ptr): New decl.
12672 (class noop_reader): New subclass of rtx_reader.
12673 (read_char): Reimplement in terms of rtx_reader::read_char.
12674 (unread_char): Reimplement in terms of rtx_reader::unread_char.
12675 (read_md_files): Delete.
12676 * read-rtl.c (read_rtx_code): Update for deletion of globals
12677 read_md_filename and read_md_lineno.
12679 2016-09-21 Jason Merrill <jason@redhat.com>
12681 * input.h (from_macro_definition_at): New.
12683 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
12685 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
12687 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
12689 PR tree-optimization/77550
12690 * tree-vect-stmts.c (create_array_ref): Change parameters.
12691 (get_group_alias_ptr_type): New function.
12692 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
12694 2016-09-21 Marek Polacek <polacek@redhat.com>
12696 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
12697 Add falls through comment.
12699 2016-09-21 Richard Biener <rguenther@suse.de>
12701 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
12702 (replace_child): Likewise.
12703 (remove_child_TAG): Adjust.
12704 (move_marked_base_types): Likewise.
12705 (prune_unused_types_prune): Clear die_sib of removed children.
12707 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
12710 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
12711 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
12713 2016-09-21 Richard Biener <rguenther@suse.de>
12715 PR tree-optimization/77648
12716 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
12718 (make_transitive_closure_constraints): Adjust comment.
12719 (make_any_offset_constraints): New function.
12720 (handle_rhs_call): Make sure to first expand a pointer to all
12721 subfields before transitively closing it.
12722 (handle_const_call): Likewise. Properly expand returned
12724 (handle_pure_call): Likewise.
12726 2016-09-21 Richard Biener <rguenther@suse.de>
12727 Jakub Jelinek <jakub@redhat.com>
12729 PR tree-optimization/77621
12730 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
12731 group at non-vectorizable stmts.
12733 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12735 PR tree-optimization/72835
12736 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
12737 (make_new_ssa_for_all_defs): Likewise.
12738 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
12740 2016-09-20 Martin Sebor <msebor@redhat.com>
12742 PR middle-end/49905
12743 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
12744 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
12745 * config/linux.c (gnu_libc_printf_pointer_format): New function.
12746 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
12747 * config/sol2.c (solaris_printf_pointer_format): New function.
12748 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
12750 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
12751 * doc/tm.texi: Regenerate.
12752 * gimple-fold.h (get_range_strlen): New function.
12753 (get_maxval_strlen): Declare existing function.
12754 * gimple-fold.c (get_range_strlen): Add arguments and compute both
12755 maximum and minimum.
12756 (get_range_strlen): Define overload.
12757 (get_maxval_strlen): Adjust.
12758 * gimple-ssa-sprintf.c: New file and pass.
12759 * passes.def (pass_sprintf_length): Add new pass.
12760 * targhooks.h (default_printf_pointer_format): Declare new function.
12761 (gnu_libc_printf_pointer_format): Same.
12762 (solaris_libc_printf_pointer_format): Same.
12763 * targhooks.c (default_printf_pointer_format): Define new function.
12764 * tree-pass.h (make_pass_sprintf_length): Declare new function.
12765 * print-tree.c: Increase buffer size.
12767 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12769 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
12771 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12773 * common.opt: New option -fipa-vrp.
12774 * ipa-cp.c (ipa_get_vr_lat): New.
12775 (ipcp_vr_lattice::print): Likewise.
12776 (print_all_lattices): Call ipcp_vr_lattice::print.
12777 (ipcp_vr_lattice::meet_with): New.
12778 (ipcp_vr_lattice::meet_with_1): Likewise.
12779 (ipcp_vr_lattice::top_p): Likewise.
12780 (ipcp_vr_lattice::bottom_p): Likewsie.
12781 (ipcp_vr_lattice::set_to_bottom): Likewise.
12782 (set_all_contains_variable): Call VR set_to_bottom.
12783 (initialize_node_lattices): Init VR lattices.
12784 (propagate_vr_accross_jump_function): New.
12785 (propagate_constants_accross_call): Call
12786 propagate_vr_accross_jump_function.
12787 (ipcp_store_vr_results): New.
12788 (ipcp_driver): Handle VR.
12789 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
12790 (ipa_set_jf_unknown): Likewise.
12791 (ipa_compute_jump_functions_for_edge): Likewise.
12792 (ipa_node_params_t::duplicate): Likewise.
12793 (ipa_write_jump_function): Likewise.
12794 (ipa_read_jump_function): Likewise.
12795 (write_ipcp_transformation_info): Likewise.
12796 (read_ipcp_transformation_info): Likewise.
12797 (ipcp_update_vr): New.
12798 (ipcp_transform_function): Handle VR.
12799 * ipa-prop.h (struct ipa_vr): New.
12800 * cgraph.c: Include tree-vrp.h.
12801 * cgraphunit.c: Likewise.
12802 * ipa-utils.c: Likewise.
12804 * opts.c: Likewise.
12805 * toplev.c: Likewise.
12806 * ipa-devirt.c: Likewise.
12807 * ipa-inline-transform.c: Likewise.
12808 * ipa-inline.c: Likewise.
12809 * ipa-profile.c: Likewise.
12811 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12813 * doc/invoke.texi: Document -fdump-tree-evrp.
12814 * passes.def: Define new pass_early_vrp.
12815 * timevar.def: Define new TV_TREE_EARLY_VRP.
12816 * tree-pass.h (make_pass_early_vrp): New.
12817 * tree-ssa-propagate.c: Make replace_uses_in non static.
12818 * tree-ssa-propagate.h: Export replace_uses_in.
12819 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
12820 (extract_range_from_assert): Factor out
12821 extract_range_for_var_from_comparison_expr.
12822 (vrp_initialize_lattice): New.
12823 (vrp_initialize): Factor out vrp_initialize_lattice.
12824 (vrp_valueize): Fix it to reject complex value ranges.
12825 (vrp_free_lattice): New.
12826 (evrp_dom_walker::before_dom_children): Likewise.
12827 (evrp_dom_walker::after_dom_children): Likewise.
12828 (evrp_dom_walker::push_value_range): Likewise.
12829 (evrp_dom_walker::pop_value_range): Likewise.
12830 (execute_early_vrp): Likewise.
12831 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
12832 (make_pass_early_vrp): New.
12834 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
12836 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
12837 instead of exact_log2.
12839 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
12842 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
12843 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
12844 (ix86_add_stmt_cost): Penalize DFmode vector operations
12845 for !TARGET_VECTORIZE_DOUBLE.
12847 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
12849 * doc/invoke.texi (Warning Options): Simplify language.
12850 (Optimize Options): Complete sentence.
12852 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
12854 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
12857 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
12860 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
12861 inits on power8 and above, use the VMRGEW instruction instead of a
12864 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
12865 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
12868 2016-09-20 Tamar Christina <tamar.christina@arm.com>
12870 * config/aarch64/arm_neon.h
12871 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
12872 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
12873 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
12875 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
12877 * config/var/vax.h (ELIMINABLE_REGS): Define.
12878 (INITIAL_ELIMINATION_OFFSET): Define.
12880 2016-09-20 Jakub Jelinek <jakub@redhat.com>
12882 PR middle-end/77624
12883 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
12884 cast to void * if the cast is from some other pointer type.
12886 2016-09-20 Richard Biener <rguenther@suse.de>
12888 PR tree-optimization/77646
12889 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
12892 2016-09-20 Tamar Christina <tamar.christina@arm.com>
12894 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
12895 attributes to all inlined functions and make them extern.
12897 2016-09-20 Richard Biener <rguenther@suse.de>
12899 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
12901 * debug.c (do_nothing_debug_hooks): Adjust.
12902 * dbxout.c (dbx_debug_hooks): Likewise.
12903 * sdbout.c (sdb_debug_hooks): Likewise.
12904 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
12905 (dwarf2out_finish): Move producer, filename and
12906 path annotation ...
12907 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
12908 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
12910 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
12913 * doc/invoke.texi: Document -Wint-in-bool-context.
12915 PR middle-end/77421
12916 * dwarf2out.c (output_loc_operands): Fix an assertion.
12918 2016-09-19 Joseph Myers <joseph@codesourcery.com>
12920 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
12921 (CR_DECIMAL_DIG): New macro.
12923 2016-09-19 Joseph Myers <joseph@codesourcery.com>
12925 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
12928 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
12930 PR rtl-optimization/77416
12931 * lra-remat.c (operand_to_remat): Process hard coded insn
12934 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12936 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
12937 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
12939 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
12941 * target.def (lra_p): Wordsmithing.
12942 * doc/tm.texi: Regenerate.
12944 2016-09-19 Jakub Jelinek <jakub@redhat.com>
12945 Jan Hubicka <jh@suse.cz>
12948 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
12949 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
12950 Call ultimate_alias_target just once, not up to 4 times.
12952 2016-09-19 Richard Biener <rguenther@suse.de>
12954 * dwarf2out.c (early_dwarf_finished): New global.
12955 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
12957 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
12958 if called from LTO exit early.
12959 (dwarf2out_late_global_decl): When being during the early
12960 debug phase do not add locations but only const value attributes.
12961 Adjust the way we generate early DIEs for LTO.
12963 2016-09-19 Richard Biener <rguenther@suse.de>
12965 PR middle-end/77605
12966 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
12967 proper niter to bound the loops.
12969 2016-09-19 Richard Biener <rguenther@suse.de>
12971 PR tree-optimization/77514
12972 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
12973 search for folded stmt.
12975 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
12977 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
12978 * tree-pass.h (make_pass_early_thread_jumps): Declare.
12979 * tree-ssa-threadbackward.c (fsm_find_thread_path,
12980 fsm_find_thread_path, profitable_jump_thread_path,
12981 fsm_find_control_statement_thread_paths,
12982 find_jump_threads_backwards): Add speed_p parameter.
12983 (pass_data_early_thread_jumps): New pass.
12984 (make_pass_early_thread_jumps): New function.
12986 2016-09-17 Andreas Schwab <schwab@suse.de>
12988 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
12989 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
12991 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
12993 * recog.c (rest_of_handle_split_after_reload): Delete.
12994 (pass_split_after_reload::gate): New method.
12995 (pass_split_after_reload::execute): Call split_all_insns directly.
12997 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
12999 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
13000 parameters for functions taking long long arguments.
13002 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13005 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
13006 splat with truncate.
13008 2016-09-16 Jason Merrill <jason@redhat.com>
13010 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
13012 * hwint.c (exact_log2): Use pow2p_hwi.
13013 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
13014 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
13015 * builtins.c (get_object_alignment_2, get_object_alignment)
13016 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
13018 * calls.c (compute_argument_addresses, store_one_arg): Use
13020 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
13021 * combine.c (force_to_mode): Use least_bit_hwi.
13022 (contains_muldiv, find_split_point, combine_simplify_rtx)
13023 (simplify_if_then_else, simplify_set, force_to_mode)
13024 (if_then_else_cond, simplify_and_const_int_1)
13025 (simplify_compare_const): Use pow2p_hwi.
13026 * cse.c (fold_rtx): Use pow2p_hwi.
13027 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
13029 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
13030 (init_expmed_one_conv): Use pow2p_hwi.
13031 * expr.c (is_aligning_offset): Use pow2p_hwi.
13032 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
13033 (fold_binary_loc): Use pow2p_hwi.
13034 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
13035 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
13036 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
13037 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
13039 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
13040 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
13041 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
13042 * omp-low.c (oacc_loop_fixed_partitions)
13043 (oacc_loop_auto_partitions): Use least_bit_hwi.
13044 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
13045 * stor-layout.c (place_field): Use least_bit_hwi.
13046 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
13047 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
13048 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
13049 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
13050 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
13051 * tree-vect-data-refs.c (vect_analyze_group_access_1)
13052 (vect_grouped_store_supported, vect_grouped_load_supported)
13053 (vect_permute_load_chain, vect_shift_permute_load_chain)
13054 (vect_transform_grouped_load): Use pow2p_hwi.
13055 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
13056 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
13057 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
13059 * tsan.c (instrument_expr): Use least_bit_hwi.
13060 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
13062 2016-09-16 Andreas Schwab <schwab@suse.de>
13064 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
13065 OFFSET, not offset.
13066 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13068 2016-09-16 Jakub Jelinek <jakub@redhat.com>
13071 * combine.c (rest_of_handle_combine): If any edges have been purged,
13072 free dominators if available.
13074 2016-09-16 Jakub Jelinek <jakub@redhat.com>
13075 Eric Botcazou <ebotcazou@adacore.com>
13077 PR middle-end/77594
13078 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
13079 through into expand_addsub_overflow after expand_neg_overflow.
13081 2016-09-15 David Malcolm <dmalcolm@redhat.com>
13083 * diagnostic-show-locus.c
13084 (selftest::test_fixit_insert_containing_newline): New function.
13085 (selftest::test_fixit_replace_containing_newline): New function.
13086 (selftest::diagnostic_show_locus_c_tests): Call the above.
13088 2016-09-15 Bin Cheng <bin.cheng@arm.com>
13090 PR tree-optimization/77503
13091 * tree-vect-loop.c (vectorizable_reduction): Record reduction
13092 code for CONST_COND_REDUCTION at analysis stage and use it at
13094 * tree-vectorizer.h (struct _stmt_vec_info): New field.
13095 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
13096 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
13099 2016-09-15 Richard Biener <rguenther@suse.de>
13101 PR middle-end/77544
13102 * fold-const.c (split_tree): Do not split constant ~X.
13104 2016-09-15 Jakub Jelinek <jakub@redhat.com>
13106 PR rtl-optimization/77425
13107 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
13110 PR middle-end/77475
13111 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
13112 use %qs instead of %s where desirable, use argument instead of arg in
13113 the diagnostic wording, add list of supported strategies and
13115 (ix86_option_override_internal): Emit target("m...") instead of
13116 option("m...") in the diagnostic. Use %qs instead of %s in invalid
13117 -march/-mtune option diagnostic. Add list of supported arches/tunings
13118 and spellcheck hint. Remove prefix, suffix and sw variables, use
13119 main_args_p ? "..." : "..." in diagnostics to make translation
13122 2016-09-15 Richard Biener <rguenther@suse.de>
13124 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
13125 extra offset argument.
13126 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
13127 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
13128 to reflect new offset parameter.
13129 * doc/tm.texi: Regenerate.
13130 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
13131 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
13133 (darwin_asm_output_dwarf_offset): Likewise.
13134 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
13136 (darwin_asm_output_dwarf_offset): Pass offset argument through.
13137 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
13138 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13140 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
13143 * ipa-icf.c (set_alias_uids): New function.
13144 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
13145 all the merged variable's referring aliases.
13147 2016-09-15 Richard Biener <rguenther@suse.de>
13149 PR tree-optimization/77514
13150 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
13151 only forced_stmts sequence.
13153 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
13155 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
13156 * cfgexpand.c (update_alias_info_with_stack_vars): Use
13157 FOR_EACH_SSA_NAME to iterate over SSA variables.
13158 (pass_expand::execute): Likewise.
13159 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
13160 * tree-cfg.c (dump_function_to_file): Likewise.
13161 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
13162 (update_ssa): Likewise.
13163 * tree-ssa-alias.c (dump_alias_info): Likewise.
13164 * tree-ssa-ccp.c (ccp_finalize): Likewise.
13165 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
13166 (create_outofssa_var_map): Likewise.
13167 (coalesce_ssa_name): Likewise.
13168 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
13169 * tree-ssa-pre.c (compute_avail): Likewise.
13170 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
13171 (scc_vn_restore_ssa_info): Likewise.
13172 (free_scc_vn): Likwise.
13173 (run_scc_vn): Likewise.
13174 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
13175 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
13176 * tree-ssa-copy.c (fini_copy_prop): Likewise.
13177 * tree-ssa.c (verify_ssa): Likewise.
13179 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
13181 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
13182 and mips64r2 as default 32-bit and 64-bit architectures.
13183 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
13184 as default 32-bit and 64-bit architectures.
13186 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
13188 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
13191 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13193 * target.def (lra_p): Change commentary (for the manual) for the
13195 * doc/tm.texi: Regenerate.
13197 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13199 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
13200 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
13201 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
13202 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
13204 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13206 * targhooks.c (default_lra_p): Return true instead of false.
13208 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13210 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
13211 hook_bool_void_false.
13212 * config/avr/avr.c: Ditto.
13213 * config/bfin/bfin.c: Ditto.
13214 * config/c6x/c6x.c: Ditto.
13215 * config/cr16/cr16.c: Ditto.
13216 * config/cris/cris.c: Ditto.
13217 * config/epiphany/epiphany.c: Ditto.
13218 * config/fr30/fr30.c: Ditto.
13219 * config/frv/frv.c: Ditto.
13220 * config/h8300/h8300.c: Ditto.
13221 * config/ia64/ia64.c: Ditto.
13222 * config/iq2000/iq2000.c: Ditto.
13223 * config/lm32/lm32.c: Ditto.
13224 * config/m32c/m32c.c: Ditto.
13225 * config/m32r/m32r.c: Ditto.
13226 * config/m68k/m68k.c: Ditto.
13227 * config/mcore/mcore.c: Ditto.
13228 * config/microblaze/microblaze.c: Ditto.
13229 * config/mmix/mmix.c: Ditto.
13230 * config/mn10300/mn10300.c: Ditto.
13231 * config/moxie/moxie.c: Ditto.
13232 * config/msp430/msp430.c: Ditto.
13233 * config/nios2/nios2.c: Ditto.
13234 * config/nvptx/nvptx.c: Ditto.
13235 * config/pa/pa.c: Ditto.
13236 * config/pdp11/pdp11.c: Ditto.
13237 * config/rl78/rl78.c: Ditto.
13238 * config/sparc/sparc.c: Ditto.
13239 * config/spu/spu.c: Ditto.
13240 * config/stormy16/stormy16.c: Ditto.
13241 * config/tilegx/tilegx.c: Ditto.
13242 * config/tilepro/tilepro.c: Ditto.
13243 * config/v850/v850.c: Ditto.
13244 * config/vax/vax.c: Ditto.
13245 * config/visium/visium.c: Ditto.
13246 * config/xtensa/xtensa.c: Ditto.
13248 2016-09-14 Jakub Jelinek <jakub@redhat.com>
13251 * tsan.c: Include target.h.
13252 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
13253 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
13254 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
13255 BUILT_IN_ATOMIC_TEST_AND_SET entries.
13256 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
13258 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
13259 Martin Liska <mliska@suse.cz>
13261 PR middle-end/77574
13262 * predict.c (force_edge_cold): Add braces to a condition.
13264 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
13266 PR rtl-optimization/77289
13267 * lra-constraints.c (get_final_hard_regno): Removed.
13268 (get_hard_regno): Add new parameter final_p.
13269 (get_reg_class): Directly call lra_get_elimination_hard_regno.
13270 (operands_match_p): Adjust call to get_hard_regno.
13271 (uses_hard_regs_p): Likewise.
13272 (process_alt_operands): Likewise.
13274 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
13277 * config/msp430/msp430.c (msp430_start_function): Emit an error
13278 if a function is both weak and specifies an interrupt number.
13280 2016-09-13 Jakub Jelinek <jakub@redhat.com>
13282 PR tree-optimization/77454
13283 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
13284 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
13287 2016-09-13 Tamar Christina <tamar.christina@arm.com>
13289 * config/aarch64/aarch64-builtins.c
13290 (aarch64_init_simd_builtins): Fix builtin type signature printing.
13292 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
13294 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
13295 SFmode and SCmode arguments by reference.
13297 2016-09-13 David Malcolm <dmalcolm@redhat.com>
13299 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
13301 (selftest::test_one_liner_fixit_insert_before): ...this, and update
13302 for renaming of add_fixit_insert to add_fixit_insert_before.
13303 (selftest::test_one_liner_fixit_insert_after): New function.
13304 (selftest::test_one_liner_fixit_validation_adhoc_locations):
13305 Update for renaming of add_fixit_insert to add_fixit_insert_before.
13306 (selftest::test_one_liner_many_fixits): Likewise.
13307 (selftest::test_diagnostic_show_locus_one_liner): Update for
13308 renaming, call new test function.
13309 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
13310 renaming of add_fixit_insert to add_fixit_insert_before.
13311 (selftest::test_fixit_consolidation): Likewise.
13312 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
13314 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
13315 (selftest::test_applying_fixits_insert_before): ...this.
13316 (selftest::test_applying_fixits_insert): Update for renaming of
13317 add_fixit_insert to add_fixit_insert_before.
13318 (selftest::test_applying_fixits_insert_after): New function.
13319 (selftest::test_applying_fixits_insert_after_at_line_end): New
13321 (selftest::test_applying_fixits_insert_after_failure): New function.
13322 (selftest::test_applying_fixits_multiple): Update for renaming of
13323 add_fixit_insert to add_fixit_insert_before.
13324 (selftest::change_line): Likewise.
13325 (selftest::test_applying_fixits_unreadable_file): Likewise.
13326 (selftest::test_applying_fixits_line_out_of_range): Likewise.
13327 (selftest::test_applying_fixits_column_validation): Likewise.
13328 (selftest::test_applying_fixits_column_validation): Likewise.
13329 (selftest::edit_context_c_tests): Update for renamed test function;
13330 call new test functions.
13332 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
13334 PR tree-optimization/77536
13335 PR rtl-optimization/68212
13336 * config/rs6000/rs6000.md (div->recip splitter): Remove
13337 optimize_insn_for_speed_p condition.
13339 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
13341 * optabs.c (prepare_cmp_insn): Update documentation comment.
13343 2016-09-13 Jakub Jelinek <jakub@redhat.com>
13344 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13346 PR middle-end/77475
13347 * opts.h (candidates_list_and_hint): Declare.
13348 * opts-common.c (candidates_list_and_hint): New function.
13349 (cmdline_handle_error): Use it.
13351 2016-09-12 David Malcolm <dmalcolm@redhat.com>
13353 * edit-context.c (edited_line::get_len): New accessor.
13354 (edited_file::print_diff): Split out hunk-printing into...
13355 (edited_file::print_diff_hunk): New method.
13356 (edited_file::print_diff_line): New method.
13358 2016-09-12 Andrew Pinski <apinski@cavium.com>
13360 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
13362 * config/aarch64/aarch64.c (thunderx_tunings): Enable
13363 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
13364 (aarch64_operands_ok_for_ldpstp): Return false if
13365 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
13366 was SImode and the alignment is less than 8 byte.
13367 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
13369 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
13372 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
13374 2016-09-12 Marek Polacek <polacek@redhat.com>
13376 * doc/extend.texi: Use lowercase "boolean".
13377 * doc/invoke.texi: Likewise.
13378 * doc/md.texi: Likewise.
13379 * target.def: Likewise.
13380 * doc/tm.texi: Regenerated.
13382 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13384 PR middle-end/77426
13385 * expmed.c (synth_mult): Delete duplicate mode check.
13387 2016-09-10 Tom de Vries <tom@codesourcery.com>
13390 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
13392 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
13393 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
13395 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
13397 PR rtl-optimization/77289
13398 * lra-constraints.c (get_final_hard_regno): Add support for non hard
13399 register numbers. Remove support for subregs.
13400 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
13401 (get_reg_class): Delete removed get_final_hard_regno() argument.
13402 (uses_hard_regs_p): Call get_final_hard_regno().
13404 2016-09-09 Martin Sebor <msebor@redhat.com>
13408 * pretty-print.c (pp_quoted_string): New function.
13409 (pp_format): Call it for %c and %s directives.
13411 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
13413 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
13414 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
13415 INITIAL_ELIMINATION_OFFSET) : Update documentation.
13416 * target.def (frame_pointer_required, can_eliminate): Likewise.
13417 * doc/tm.texi: Regenerated.
13418 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
13420 * df-scan.c (df_hard_reg_init): Likewise.
13421 * ira.c (ira_setup_eliminable_regset): Likewise.
13422 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
13423 init_elim_table): Likewise.
13424 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
13425 set_initial_elim_offsets, update_eliminables,
13426 init_elim_table): Likewise.
13427 * rtlanal.c (get_initial_register_offset): Likewise.
13428 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
13429 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13430 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13431 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13432 * config/fr30/fr30.h: Fix comment.
13433 * config/frv/frv.c: Likewise.
13434 * config/frv/frv.h: Likewise.
13435 * config/ft32/ft32.h: Likewise.
13436 * config/visium/visium.h: Likewise.
13437 * config/pa/pa64-linux.h: Likewise.
13438 * config/v850/v850.h: Likewise.
13439 * config/cris/cris.c: Likewise.
13440 * config/ia64/ia64.h: Likewise.
13441 * config/moxie/moxie.h: Likewise.
13442 * config/m32r/m32r.h: Likewise.
13444 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
13447 * config.in: Regenerate.
13448 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
13450 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
13451 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
13452 static-libmpxwrappers case.
13453 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
13454 MPX_LD_AS_NEEDED_GUARD_POP.
13455 * configure: Regenerate.
13456 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
13457 defined if linker support "--push-state"/"--pop-state".
13459 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
13461 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
13463 2016-09-09 Joseph Myers <joseph@codesourcery.com>
13465 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
13466 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
13467 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
13468 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
13469 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
13470 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
13471 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
13473 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
13474 width macros from TS 18661-1.
13475 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
13477 2016-09-08 Jakub Jelinek <jakub@redhat.com>
13480 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
13481 OMP_CLAUSE_SAFELEN_EXPR.
13483 2016-09-07 David Malcolm <dmalcolm@redhat.com>
13485 * Makefile.in (OBJS): Add substring-locations.o.
13486 * langhooks-def.h (class substring_loc): New forward decl.
13487 (lhd_get_substring_location): New decl.
13488 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
13489 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
13490 * langhooks.c (lhd_get_substring_location): New function.
13491 * langhooks.h (class substring_loc): New forward decl.
13492 (struct lang_hooks): Add field get_substring_location.
13493 * substring-locations.c: New file, taking definition of
13494 format_warning_va and format_warning_at_substring from
13495 c-family/c-format.c, making them non-static.
13496 * substring-locations.h (class substring_loc): Move class here
13497 from c-family/c-common.h. Add and rewrite comments.
13498 (format_warning_va): New decl.
13499 (format_warning_at_substring): New decl.
13500 (get_source_location_for_substring): Add comment.
13502 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
13504 * config/i386/i386.c: Add 'U' suffix to processor feature bits
13505 to avoid -Wnarrowing warning.
13506 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
13507 * opts.c: Likewise for SANITIZER_OPT bitmasks.
13509 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
13511 * config/aarch64/aarch64.c (aarch64_legitimize_address):
13512 Avoid use of base_offset if offset already in range.
13514 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
13516 * config/sh/sh-protos.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): Move to...
13520 * config/sh/sh.h (struct sh_atomic_model,
13521 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
13522 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
13523 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
13524 Guard with __cplusplus.
13526 2016-09-06 Jakub Jelinek <jakub@redhat.com>
13529 * config/i386/i386.c (ix86_expand_builtin): For builtin with
13530 unsupported or unknown ISA, use expand_call.
13532 2016-09-06 Martin Liska <mliska@suse.cz>
13534 PR gcov-profile/77378
13535 PR gcov-profile/77466
13536 * tree-profile.c (tree_profiling): Detect whether target can use
13537 -fprofile-update=atomic.
13539 2016-09-06 Richard Biener <rguenther@suse.de>
13541 PR tree-optimization/77479
13542 * tree-vrp.c (update_value_range): Extend overflow handling to
13545 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13548 * config/i386/i386.md (isa): Add x64_avx512bw.
13549 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
13550 (kmov_isa): New mode attr.
13551 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
13552 (*zero_extend<mode>si2): Likewise.
13553 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
13555 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
13557 * doc/invoke.texi (SPU Options): nops -> NOPs.
13558 (x86 Options): Ditto.
13560 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13562 PR middle-end/77475
13563 * toplev.c (process_options): Temporarily set input_location
13564 to UNKNOWN_LOCATION around targetm.target_option.override () call.
13566 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
13568 PR rtl-optimization/77452
13569 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
13570 inner-mode reference to a CONST_VECTOR constant in the constant pool.
13572 2016-09-05 Marek Polacek <polacek@redhat.com>
13575 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
13577 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13580 * gensupport.c (alter_output_for_subst_insn): Remove redundant
13581 *insn_out == '*' test. Don't copy unnecessary to yet another
13582 memory buffer, and don't leak it.
13584 PR rtl-optimization/77425
13585 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
13587 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
13589 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
13591 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13593 * common.opt (fdiagnostics-generate-patch): New option.
13594 * diagnostic.c: Include "edit-context.h".
13595 (diagnostic_initialize): Initialize context->edit_context_ptr.
13596 (diagnostic_finish): Delete context->edit_context_ptr.
13597 (diagnostic_report_diagnostic): Add fix-it hints from the
13598 diagnostic to context->edit_context_ptr, if any.
13599 * diagnostic.h (class edit_context): Add forward decl.
13600 (struct diagnostic_context): Add field "edit_context_ptr".
13601 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
13602 -fdiagnostics-generate-patch.
13603 (-fdiagnostics-generate-patch): New item.
13604 * toplev.c: Include "edit-context.h".
13605 (process_options): Set global_dc->edit_context_ptr to a new
13606 edit_context if the options need one.
13607 (toplev::main): Handle -fdiagnostics-generate-patch by using
13608 global_dc->edit_context_ptr.
13610 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13613 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
13614 map and firstprivate clauses on target construct for _Atomic
13616 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
13617 on target construct for _Atomic qualified decls.
13618 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
13620 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
13621 _Atomic qualified arguments not mentioned in uniform clause.
13623 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13625 * Makefile.in (OBJS-libcommon): Add edit-context.o.
13626 * diagnostic-color.c (color_dict): Add "diff-filename",
13627 "diff-hunk", "diff-delete", and "diff-insert".
13628 (parse_gcc_colors): Update default value of GCC_COLORS in comment
13629 to reflect above changes.
13630 * doc/invoke.texi (-fdiagnostics-color): Update description of
13631 default GCC_COLORS, and of the supported capabilities.
13632 * edit-context.c: New file.
13633 * edit-context.h: New file.
13634 * input.c (struct fcache): Add field "missing_trailing_newline".
13635 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
13637 (add_file_to_cache_tab): Likewise.
13638 (fcache::fcache): Likewise.
13639 (get_next_line): Update c->missing_trailing_newline.
13640 (location_missing_trailing_newline): New function.
13641 * input.h (location_missing_trailing_newline): New decl.
13642 * selftest-run-tests.c (selftest::run_tests): Call
13643 edit_context_c_tests.
13644 * selftest.h (edit_context_c_tests): New decl.
13646 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13647 Richard Biener <rguenth@suse.de>
13649 PR tree-optimization/77444
13650 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
13651 as steptype, remove redundant initialization.
13653 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13656 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
13657 (sanopt_optimize_walker): Optimize away
13658 __asan_before_dynamic_init (...) followed by
13659 __asan_after_dynamic_init () without intervening memory loads/stores.
13660 * ipa-pure-const.c (special_builtin_state): Handle
13661 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
13662 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
13664 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13666 * cfg.c (free_original_copy_tables): Replace second assignment of
13667 bb_copy = NULL by bb_original = NULL.
13669 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13672 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
13673 assignment added in r216794.
13675 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13677 * Makefile.in (OBJS): Add typed-splay-tree.o.
13678 * selftest-run-tests.c (selftest::run_tests): Call
13679 typed_splay_tree_c_tests.
13680 * selftest.h (typed_splay_tree_c_tests): New decl.
13681 * typed-splay-tree.c: New file.
13682 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
13683 (typed_splay_tree::max): New method.
13684 (typed_splay_tree::min): New method.
13685 (typed_splay_tree::foreach): New method.
13686 (typed_splay_tree::closure): New struct.
13687 (typed_splay_tree::inner_foreach_fn): New function.
13689 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13691 * ipa-cp.c (ipcp_store_bits_results): Change option name from
13692 -fipa-cp-bit to -fipa-bit-cp.
13694 2016-09-01 Martin Sebor <msebor@redhat.com>
13696 PR tree-optimization/71831
13697 * tree-object-size.h: Return bool instead of the size and add
13698 argument for the size.
13699 * tree-object-size.c (compute_object_offset): Update signature.
13700 (addr_object_size): Same.
13701 (compute_builtin_object_size): Return bool instead of the size
13702 and add argument for the size. Handle POINTER_PLUS_EXPR when
13703 optimization is disabled.
13704 (expr_object_size): Adjust.
13705 (plus_stmt_object_size): Adjust.
13706 (pass_object_sizes::execute): Adjust.
13707 * builtins.c (fold_builtin_object_size): Adjust.
13708 * doc/extend.texi (Object Size Checking): Update.
13709 * ubsan.c (instrument_object_size): Adjust.
13711 2016-09-01 Martin Sebor <msebor@redhat.com>
13713 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
13714 it fits the output of the formatted function regardless of its
13716 * genmodes.c (parser::parse_expr): Same.
13717 * gimplify.c (gimplify_asm_expr): Same.
13718 * passes.c (pass_manager::register_one_dump_file): Same.
13719 * print-tree.c (print_node): Same.
13721 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13723 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
13725 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13727 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
13729 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13731 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
13732 * config/rs6000/vector.md: Ditto.
13733 * config/rs6000/vsx.md: Ditto.
13735 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
13737 * ipa-inline-analysis.c (param_change_prob): Get to the base object
13738 first in all cases.
13740 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13742 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
13743 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
13744 *return_and_restore_gpregs_<mode>_r11,
13745 *return_and_restore_gpregs_<mode>_r12,
13746 *return_and_restore_gpregs_<mode>_r1,
13747 *return_and_restore_fpregs_<mode>_r11,
13748 *return_and_restore_fpregs_<mode>_r12,
13749 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
13750 directly instead of via the "l" constraint. Renumber operands.
13753 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13755 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
13756 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
13757 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
13758 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
13759 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
13760 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
13761 *call_value_nonlocal_darwin64, reload_macho_picbase,
13762 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
13763 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
13764 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
13765 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
13766 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
13767 *save_fpregs_<mode>_r1): Ditto.
13768 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
13769 *return_and_restore_gpregs_spe): Ditto.
13771 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13773 * config/rs6000/rs6000.md
13774 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
13775 the use of the link register.
13776 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
13778 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13779 Michael Meissner <meissner@linux.vnet.ibm.com>
13782 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
13783 reg+reg addressing for TImode.
13784 (rs6000_legitimate_address_p): Only allow register indirect
13785 addressing for TImode, even without TARGET_QUAD_MEMORY.
13787 2016-09-01 Richard Biener <rguenther@suse.de>
13789 PR middle-end/77436
13790 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
13791 check whether the result fits the desired result type.
13793 2016-09-01 Nathan Sidwell <nathan@acm.org>
13795 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
13797 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
13799 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
13801 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
13803 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13805 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
13806 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
13807 for comparisons of integer ZERO_EXTEND against zero.
13809 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
13811 * config/i386/i386.c (ix86_option_override_internal): Also disable the
13812 STV pass if -mstackrealign is enabled.
13814 2016-08-31 Ilya Verbin <iverbin@gmail.com>
13816 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
13819 2016-08-31 David Malcolm <dmalcolm@redhat.com>
13821 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
13822 (layout_range::intersects_line_p): New method.
13823 (test_range_contains_point_for_single_point): Rename to...
13824 (test_layout_range_for_single_point): ...this, and add testing
13825 for layout_range::intersects_line_p.
13826 (test_range_contains_point_for_single_line): Rename to...
13827 (test_layout_range_for_single_line): ...this, and add testing
13828 for layout_range::intersects_line_p.
13829 (test_range_contains_point_for_multiple_lines): Rename to...
13830 (test_layout_range_for_multiple_lines): ...this, and add testing
13831 for layout_range::intersects_line_p.
13832 (layout::layout): Populate m_fixit_hints.
13833 (layout::get_expanded_location): Handle the case of a line-span
13835 (layout::validate_fixit_hint_p): New method.
13836 (get_line_span_for_fixit_hint): New function.
13837 (layout::calculate_line_spans): Add spans for fixit-hints.
13838 (layout::should_print_annotation_line_p): New method.
13839 (layout::print_any_fixits): Drop param "richloc", instead using
13840 validated fixits in m_fixit_hints. Add "const" to hint pointers.
13841 (diagnostic_show_locus): Avoid printing blank annotation lines.
13842 (selftest::test_diagnostic_context::test_diagnostic_context):
13843 Initialize show_column and start_span.
13844 (selftest::test_diagnostic_context::start_span_cb): New static
13846 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
13847 (selftest::diagnostic_show_locus_c_tests): Update for function
13848 renamings. Call test_diagnostic_show_locus_fixit_lines.
13850 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
13852 PR tree-optimization/73714
13853 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
13855 2016-08-31 David Malcolm <dmalcolm@redhat.com>
13857 * selftest.c: Move "namespace selftest {" to top of file,
13858 removing explicit "selftest::" qualifiers throughout.
13860 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
13862 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
13864 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
13865 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
13866 Replace builtin with vector extension.
13867 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
13869 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
13870 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
13871 Replace builtin with vector extension.
13872 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
13873 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
13874 Replace builtin with vector extension.
13875 * config/i386/xmmintrin.h (__m128_u): New type.
13876 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
13877 (_mm_load_ps, _mm_store_ps): Simplify.
13879 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
13881 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
13883 2016-08-30 David Malcolm <dmalcolm@redhat.com>
13885 * diagnostic-show-locus.c (colorizer::begin_state): Support more
13886 than 3 ranges per diagnostic by alternating between color 1 and
13888 (layout::layout): Replace use of rich_location::MAX_RANGES
13889 with richloc->get_num_locations ().
13890 (layout::calculate_line_spans): Replace use of
13891 rich_location::MAX_RANGES with m_layout_ranges.length ().
13892 (layout::print_annotation_line): Handle arbitrary numbers of
13893 ranges in caret-printing by defaulting to '^'.
13894 (selftest::test_one_liner_many_fixits): New function.
13895 (test_diagnostic_show_locus_one_liner): Call it.
13896 * diagnostic.c (diagnostic_initialize): Update for renaming
13897 of rich_location::MAX_RANGES to
13898 rich_location::STATICALLY_ALLOCATED_RANGES.
13899 * diagnostic.h (struct diagnostic_context): Likewise.
13901 2016-08-30 David Malcolm <dmalcolm@redhat.com>
13903 * selftest.c (selftest::named_temp_file::named_temp_file): New
13905 (selftest::temp_source_file::~temp_source_file): Move to...
13906 (selftest::named_temp_file::~named_temp_file): ...here.
13907 (selftest::test_named_temp_file): New function.
13908 (selftest::selftest_c_tests): Call test_named_temp_file.
13909 * selftest.h (class named_temp_file): New class.
13910 (class temp_source_file): Convert to a subclass of named_temp_file.
13912 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
13914 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
13915 USEs of LR_REGNO in returns and sibcalls.
13916 (rs6000_output_mi_thunk): Similar.
13917 (rs6000_sibcall_aix): Similar.
13918 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
13919 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
13920 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
13921 Remove the USE of LR_REGNO from the patterns as well. Delete an
13923 (return_internal_<mode>): Delete.
13925 2016-08-30 Tamar Christina <tamar.christina@arm.com>
13927 * config/aarch64/aarch64-simd.md
13928 (aarch64_ld2<mode>_dreg_le): New.
13929 (aarch64_ld2<mode>_dreg_be): New.
13930 (aarch64_ld2<mode>_dreg): Removed.
13931 (aarch64_ld3<mode>_dreg_le): New.
13932 (aarch64_ld3<mode>_dreg_be): New.
13933 (aarch64_ld3<mode>_dreg): Removed.
13934 (aarch64_ld4<mode>_dreg_le): New.
13935 (aarch64_ld4<mode>_dreg_be): New.
13936 (aarch64_ld4<mode>_dreg): Removed.
13937 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
13939 2016-08-30 David Malcolm <dmalcolm@redhat.com>
13941 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
13942 redundant location param.
13943 (test_one_liner_fixit_remove): Likewise.
13944 (test_one_liner_fixit_replace): Likewise.
13945 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
13946 * gcc-rich-location.c
13947 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
13948 get_range_from_loc. Drop overload taking a const char *.
13949 * gcc-rich-location.h
13950 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
13953 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
13955 * config/linux.c (linux_libc_has_function): Return true on musl.
13957 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
13959 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
13961 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
13963 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
13964 used for abnormal egdes.
13966 2016-08-30 Jakub Jelinek <jakub@redhat.com>
13968 PR tree-optimization/72866
13969 * tree-vect-patterns.c (search_type_for_mask): Turn into
13970 a small wrapper, move all code to ...
13971 (search_type_for_mask_1): ... this new function. Add caching
13972 and adjust recursive calls.
13975 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
13976 instead of lookup_type_die (type_main_variant (type)) even for array
13979 PR middle-end/77377
13980 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
13981 constant pool reference return x instead of c.
13983 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
13985 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
13988 2016-08-29 David Malcolm <dmalcolm@redhat.com>
13991 (selftest::test_make_location_nonpure_range_endpoints): Fix
13994 2016-08-29 David Malcolm <dmalcolm@redhat.com>
13996 * diagnostic-show-locus.c
13997 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
13999 (selftest::test_diagnostic_show_locus_one_liner): Call it.
14000 * input.c (get_pure_location): Move to libcpp/line-map.c.
14001 * input.h (get_pure_location): Convert decl to an inline function
14002 calling implementation in libcpp.
14004 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
14007 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
14008 template for intel asm dialect.
14009 (vec_set_hi_<mode><mask_name>): Ditto.
14011 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14013 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
14014 (selftest::fail_formatted): Likewise.
14016 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14018 * input.c (make_location): Call get_start and get_finish
14019 on the endpoints to avoid storing packed ranges or ad-hoc
14021 (selftest::test_make_location_nonpure_range_endpoints): New function.
14022 (selftest::input_c_tests): Call it.
14023 * input.h (get_start): New inline function.
14025 2016-08-29 Tom de Vries <tom@codesourcery.com>
14028 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
14031 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
14033 * Makefile.in (gcov-iov.h): Add dummy recipe.
14035 2016-08-29 Nathan Sidwell <nathan@acm.org>
14037 * config/nvptx/nvptx.c: #include tree-vrp.h.
14039 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
14042 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
14043 HIGH+LO construct during reload.
14045 2016-08-28 Tom de Vries <tom@codesourcery.com>
14048 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
14049 'sysv_abi va_list' attribute.
14050 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
14051 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
14054 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14056 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
14057 * emit-rtl.c (unshare_all_rtl_1): Adjust.
14058 (unshare_all_rtl_again): Likewise.
14059 * function.c (assign_stack_local_1): Likewise.
14060 (assign_stack_temp_for_type): Likewise.
14062 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14064 * cfgbuild.c (make_edges): Adjust.
14065 * cfgrtl.c (can_delete_label_p): Likewise.
14066 * dwarf2cfi.c (create_trace_edges): Likewise.
14067 * except.c (sjlj_emit_dispatch_table): Likewise.
14068 * function.h (struct expr_status): make x_forced_labels a vector.
14069 * jump.c (rebuild_jump_labels_1): Adjust.
14070 * reload1.c (set_initial_label_offsets): Likewise.
14071 * stmt.c (force_label_rtx): Likewise.
14072 (expand_label): Likewise.
14074 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14076 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
14078 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
14080 PR tree-optimization/71077
14081 PR tree-optimization/68542
14082 * fold-const.c (fold_relational_const): Fix folding of
14083 VECTOR_CST comparisons that have a scalar boolean result type.
14084 (selftest::test_vector_folding): New static function.
14085 (selftest::fold_const_c_tests): Call it.
14087 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
14089 * doc/extend.texi (SPU Built-in Functions): Remove stale
14090 references to material formerly at IBM and Sony.
14092 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
14095 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
14097 2016-08-26 David Malcolm <dmalcolm@redhat.com>
14099 * diagnostic-show-locus.c
14100 (selftest::test_fixit_consolidation): New function.
14101 (selftest::diagnostic_show_locus_c_tests): Call it.
14102 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
14103 constructor based on source_range.
14105 2016-08-26 David Malcolm <dmalcolm@redhat.com>
14107 * diagnostic-color.c (color_dict): Add "fixit-insert" and
14109 (parse_gcc_colors): Update description of default GCC_COLORS.
14110 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
14111 (colorizer::set_fixit_insert): New method.
14112 (colorizer::set_fixit_delete): New method.
14113 (colorizer::get_color_by_name): New method.
14114 (colorizer::STATE_FIXIT_INSERT): New constant.
14115 (colorizer::STATE_FIXIT_DELETE): New constant.
14116 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
14117 fields in favor of new field "m_stop_color". Add fields
14118 "m_fixit_insert" and "m_fixit_delete".
14119 (colorizer::colorizer): Update for above changes. Replace
14120 colorize_start calls with calls to get_color_by_name.
14121 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
14122 STATE_FIXIT_DELETE. Update for field renamings.
14123 (colorizer::finish_state): Simplify by using m_stop_color,
14124 rather than multiple identical "*_ce" fields.
14125 (colorizer::get_color_by_name): New method.
14126 (layout::print_any_fixits): Print insertions and replacements
14127 using the "fixit-insert" color, and deletions using the
14128 "fixit-delete" color.
14129 * doc/invoke.texi (-fdiagnostics-color): Update description of
14130 default GCC_COLORS, and of the supported capabilities.
14132 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
14134 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
14135 current_function_static_stack_size variable with the static
14136 stack frame size of the current function when
14137 flag_stack_usage_info is enabled.
14139 2016-08-26 Nathan Sidwell <nathan@acm.org>
14141 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
14142 assignment inside if condition.
14144 2016-08-26 Richard Biener <rguenther@suse.de>
14146 PR tree-optimization/69047
14147 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
14148 extracts similar to what FRE does.
14149 (non_rewritable_mem_ref_base): Likewise.
14151 2016-08-26 Joseph Myers <joseph@codesourcery.com>
14153 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
14154 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
14155 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14156 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14157 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
14159 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14160 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14161 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14162 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
14163 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14165 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14168 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
14169 reservation duration to 15 cycles.
14170 (cortex_a8_vfp_macs): Likewise.
14171 (cortex_a8_vfp_macd): Likewise.
14172 (cortex_a8_vfp_divs): Likewise.
14173 (cortex_a8_vfp_divd): Likewise.
14175 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14177 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
14178 (aarch_macro_fusion_pair_p): Use above to avoid early return.
14180 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14181 Martin Jambhor <mjambor@suse.cz>
14183 * common.opt: New option -fipa-bit-cp.
14184 * doc/invoke.texi: Document -fipa-bit-cp.
14185 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
14186 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
14187 * tree-ssa-ccp.h: New header file.
14188 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
14189 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
14190 Replace all occurences of tree parameter by two new params: signop, int.
14191 (bit_value_unop_1): Change to bit_value_unop and export it.
14192 Replace all occurences of tree parameter by two new params: signop,
14194 (bit_value_binop): Change call from bit_value_binop_1 to
14196 (bit_value_assume_aligned): Likewise.
14197 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
14198 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
14200 (ccp_finalize): Skip processing if val->mask == 0.
14201 * ipa-cp.c: Include tree-ssa-ccp.h
14202 (ipcp_bits_lattice): New class.
14203 (ipcp_param_lattice (bits_lattice): New member.
14204 (print_all_lattices): Call ipcp_bits_lattice::print.
14205 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
14206 (initialize_node_lattices): Likewise.
14207 (propagate_bits_accross_jump_function): New function.
14208 (propagate_constants_accross_call): Call
14209 propagate_bits_accross_jump_function.
14210 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
14211 (ipcp_store_bits_results): New function.
14212 (ipcp_driver): Call ipcp_store_bits_results.
14213 * ipa-prop.h (ipa_bits): New struct.
14214 (ipa_jump_func): Add new member bits of type ipa_bits.
14215 (ipa_param_descriptor): Change decl to decl_or_type.
14216 (ipa_get_param): Change decl to decl_or_type and assert on
14218 (ipa_get_type): New function.
14219 (ipcp_transformation_summary): New member bits.
14220 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
14221 (ipa_populate_param_decls): Likewise.
14222 (ipa_dump_param): Likewise.
14223 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
14225 (ipa_set_jf_unknown): Set ipa_bits::known to false.
14226 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
14228 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
14229 (ipa_write_jump_function): Add streaming for ipa_bits.
14230 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
14231 (write_ipcp_transformation_info): Add streaming for ipa_bits
14232 summary for ltrans.
14233 (read_ipcp_transfomration_info): Add support for reading streamed
14235 (ipcp_update_bits): New function.
14236 (ipcp_transform_function): Call ipcp_update_bits.
14238 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
14240 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
14241 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
14243 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
14245 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
14247 2016-08-25 Richard Biener <rguenther@suse.de>
14249 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
14250 Only add locations in late dwarf.
14251 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
14252 (dwarf2out_early_finish): But do it here.
14254 2016-08-24 Michael Collison <michael.collison@linaro.org>
14255 Michael Collison <michael.collison@arm.com>
14257 * config/arm/arm-modes.def: Add new condition code mode CC_V
14258 to represent the overflow bit.
14259 * config/arm/arm.c (maybe_get_arm_condition_code):
14260 Add support for CC_Vmode.
14261 (arm_gen_unlikely_cbranch): New function to generate common
14262 rtl conditional branches for overflow patterns.
14263 * config/arm/arm-protos.h: Add prototype for
14264 arm_gen_unlikely_cbranch.
14265 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
14266 addsi3_compareV_upper): New patterns to support signed
14267 builtin overflow add operations.
14268 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
14269 New patterns to support unsigned builtin add overflow operations.
14270 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
14271 builtin overflow subtract operations,
14272 (usubv<mode>4): New patterns to support unsigned builtin subtract
14273 overflow operations.
14274 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
14275 to support builtin overflow negate operations.
14277 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14280 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14282 * explow.c (get_dynamic_stack_size): Take known alignment of stack
14283 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
14286 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
14288 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
14289 MULTILIB_OPTIONS should be used. Small wording fixes.
14290 * genmultilib: Memorize set of all option combinations in
14291 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
14292 found in MULTILIB_OPTIONS by checking if option set is listed in
14293 combination_space. Output new and existing error message to stderr.
14295 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
14297 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
14298 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
14299 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
14300 (MULTILIB_REUSE): Remove reuse rules for option set including
14301 -mfpu=fp-armv8 and -mfpu=vfpv4
14303 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
14305 * config/arm/t-rtems: Add vfp multilib.
14307 2016-08-23 Ian Lance Taylor <iant@golang.org>
14309 * config/s390/s390.c (s390_asm_file_start): Call
14310 default_file_start.
14312 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14314 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
14315 initialization of all 0's to the 0 constant, instead of directly
14316 generating XOR. Add support for V4SImode vector initialization on
14317 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
14318 initialization. Change variables used in V4SFmode vector
14319 intialization. For V4SFmode vector splat on ISA 3.0, make sure
14320 any memory addresses are in index form. Add support for using
14321 VSPLTH/VSPLTB to initialize vector short and vector char vectors
14322 with all of the same element.
14323 (regno_or_subregno): New helper function to return a register
14324 number for either REG or SUBREG.
14325 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
14326 Use regno_or_subregno where possible.
14327 (rs6000_split_v4si_init_di_reg): New helper function to build up a
14328 DImode value from two SImode values in order to generate V4SImode
14329 vector initialization on 64-bit systems with direct move.
14330 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
14332 (rtx_is_swappable_p): V4SImode vector initialization insn is not
14334 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
14336 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
14337 attributes to initialize V8HImode and V16QImode vectors with the
14339 (VSX_SPLAT_COUNT): Likewise.
14340 (VSX_SPLAT_SUFFIX): Likewise.
14341 (UNSPEC_VSX_VEC_INIT): New unspec.
14342 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
14343 Allow SFmode values to come from Altivec registers.
14344 (vsx_init_v4si): New insn/split for V4SImode vector initialization
14345 on 64-bit systems with direct move.
14346 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
14347 vector initializations, to allow V4SImode vector initializations
14348 on 64-bit systems with direct move.
14349 (vsx_splat_v4si): Likewise.
14350 (vsx_splat_v4si_di): Likewise.
14351 (vsx_splat_v4sf): Likewise.
14352 (vsx_splat_v4sf_internal): Likewise.
14353 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
14355 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
14356 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
14357 initializing V8HImode and V16QImode vectors with the same
14359 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
14360 optimization if -maltivec=be.
14362 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
14364 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
14365 attribute for alternatives 3 and 4.
14367 2016-08-23 David Malcolm <dmalcolm@redhat.com>
14369 * selftest.c (selftest::assert_str_contains): New function.
14370 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
14371 * selftest.h (selftest::assert_str_contains): New decl.
14372 (ASSERT_STR_CONTAINS): New macro.
14374 2016-08-23 Richard Biener <rguenther@suse.de>
14376 PR tree-optimization/77286
14377 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
14379 (vect_transform_loop): Split exit edges of loop and scalar
14380 loop if required and at the appropriate time.
14382 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14384 * explow.c (get_dynamic_stack_size): Take known alignment of stack
14385 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
14387 Correct a typo in a comment.
14389 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14391 * config/s390/s390.md ("*andc_split"): New splitter for and with
14394 2016-08-23 Richard Biener <rguenther@suse.de>
14396 PR tree-optimization/27336
14397 * tree-vrp.c (infer_value_range): Handle stmts that can throw
14398 by looking for a non-EH edge.
14399 (process_assert_insertions_for): Likewise.
14401 2016-08-23 Richard Biener <rguenther@suse.de>
14403 PR middle-end/77305
14404 * statistics.c (statistics_counter_event): Robustify against
14407 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14409 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
14410 for targets amdfam10 and barcelona.
14412 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
14414 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
14415 (zero_extend<mode>di2): Ditto.
14416 (*zero_extend<mode>si2): Ditto.
14417 (*zero_extendqihi2): Ditto.
14419 2016-08-22 Joseph Myers <joseph@codesourcery.com>
14421 PR middle-end/77269
14422 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
14423 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
14425 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
14427 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
14428 identical consecutive elements.
14429 [SSA_NAME]: Print the name's def stmt on its own line. When printing
14430 the node's def stmt, avoid printing an unwanted trailing newline by
14431 replacing the call to print_gimple_stmt() with its inlined body and
14432 adjusting it to not set pp_needs_newline and to call pp_flush()
14433 instead of pp_newline_and_flush().
14435 2016-08-22 Joseph Myers <joseph@codesourcery.com>
14437 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
14438 (float32_type_node, float64_type_node, float32x_type_node)
14439 (float128x_type_node): New macros.
14440 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
14441 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
14442 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
14443 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
14444 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
14445 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
14446 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
14447 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
14448 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
14449 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
14450 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
14451 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
14452 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
14453 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
14454 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
14455 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
14456 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
14457 (copysign, fabs, huge_val, inf, nan, nans): Use it.
14458 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
14460 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
14461 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
14462 * doc/extend.texi (Other Builtins): Document these built-in
14464 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
14467 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
14469 * doc/install.texi (Binaries): www.opencsw.org now uses https.
14471 2016-08-22 Richard Biener <rguenther@suse.de>
14473 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
14475 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
14478 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
14479 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
14480 non-SSE2 athlons only, otherwise prefer SSE prefetches.
14482 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14484 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
14485 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
14486 (vrp_visit_switch_stmt): Likewise.
14487 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
14488 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
14489 (vrp_visit_stmt): Use extract_range_from_stmt.
14490 (vrp_visit_phi_node): Use extract_range_from_phi_node.
14492 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14494 * Makefile.in: Add tree-vrp.h to GTFILES.
14495 * gengtype.c (open_base_files): Add tree-vrp.h.
14496 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
14497 * builtins.c: Likewise.
14498 * fold-const.c: Likewise.
14499 * gimple-builder.c: Likewise.
14500 * gimple-laddress.c: Likewise.
14501 * hsa-gen.c: Likewise.
14502 * internal-fn.c: Likewise.
14504 * targhooks.c: Liewise,
14505 * tree-ssa-address.c: Likewise.
14506 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
14507 * tree-vrp.c (struct value_range): Move to tree-vrp.h
14508 * tree-vrp.h: New file.
14510 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14512 PR tree-optimization/61839
14513 * tree-vrp.c (two_valued_val_range_p): New.
14514 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
14515 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
14516 Also Convert VAR BINOP CST where VAR is two-valued to
14517 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
14519 2016-08-19 David Malcolm <dmalcolm@redhat.com>
14521 * diagnostic-show-locus.c
14522 (layout::annotation_line_showed_range_p): New method.
14523 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
14524 Reimplement case fixit_hint::REPLACE to cover removals, and
14525 replacements where the range of the replacement isn't one
14526 of the ranges in the rich_location.
14527 (test_one_liner_fixit_replace): Likewise.
14528 (selftest::test_one_liner_fixit_replace_non_equal_range): New
14530 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
14532 (selftest::test_diagnostic_show_locus_one_liner): Call the new
14534 * diagnostic.c (print_parseable_fixits): Remove case
14535 fixit_hint::REMOVE.
14537 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
14540 * config/i386/i386.c (ix86_option_override_internal): Remove
14541 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
14542 Enable SSE prefetch also for TARGET_PREFETCHWT1.
14543 Do not try to enable TARGET_PRFCHW ISA flag here.
14544 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
14545 Rewrite expander function body.
14546 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
14548 2016-08-19 Joseph Myers <joseph@codesourcery.com>
14551 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
14552 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
14553 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
14554 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
14555 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
14556 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
14557 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
14558 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
14559 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
14561 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
14563 (struct floatn_type_info): New structure type.
14564 (floatn_nx_types): New variable declaration.
14565 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
14566 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
14567 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
14568 * tree.c (floatn_nx_types): New variable.
14569 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
14570 corresponding complex types.
14571 * target.def (floatn_mode): New hook.
14572 * targhooks.c: Include "real.h".
14573 (default_floatn_mode): New function.
14574 * targhooks.h (default_floatn_mode): New prototype.
14575 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
14577 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
14578 effective-target and dg-add-options keywords.
14579 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
14580 Document new effective-target keywords.
14581 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
14582 * doc/tm.texi: Regenerate.
14583 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
14584 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
14585 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
14587 * real.h (struct real_format): Add field ieee_bits.
14588 * real.c (ieee_single_format, mips_single_format)
14589 (motorola_single_format, spu_single_format, ieee_double_format)
14590 (mips_double_format, motorola_double_format)
14591 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
14592 (ieee_extended_intel_128_format)
14593 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
14594 (mips_extended_format, ieee_quad_format, mips_quad_format)
14595 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
14596 (decimal_double_format, decimal_quad_format, ieee_half_format)
14597 (arm_half_format, real_internal_format: Initialize ieee_bits
14599 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
14600 float128_type_node. Set float80_type_node to float64x_type_node
14601 if appropriate and long_double_type_node not appropriate.
14602 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
14603 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
14604 Initialize ieee_bits field.
14605 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
14606 (rs6000_init_builtins): Set ieee128_float_type_node to
14607 float128_type_node.
14608 (rs6000_floatn_mode): New function.
14610 2016-08-19 Jakub Jelinek <jakub@redhat.com>
14612 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
14613 _rdseed64_step): Uglify argument names and/or local variable names
14614 in inline functions.
14615 * config/i386/rtmintrin.h (_xabort): Likewise.
14616 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
14617 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
14618 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
14619 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
14620 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
14621 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
14622 _mm_maskz_ternarylogic_epi32): Likewise.
14623 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
14624 __lwpins32, __lwpins64): Likewise.
14625 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
14626 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
14627 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
14628 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
14629 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
14630 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
14631 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
14632 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
14633 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
14634 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
14635 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
14636 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
14637 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
14638 _mm256_mask_i64gather_epi32): Likewise.
14639 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
14640 * config/i386/ia32intrin.h (__writeeflags): Likewise.
14641 * config/i386/pkuintrin.h (_wrpkru): Likewise.
14642 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
14643 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
14644 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
14645 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
14646 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
14647 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
14648 _mm512_mask_prefetch_i64scatter_ps): Likewise.
14649 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
14650 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
14651 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
14652 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
14653 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
14654 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
14655 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
14656 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
14658 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
14660 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
14661 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
14663 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
14664 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
14666 (_rdpkru_u32): Add space after function name.
14668 * config/i386/t-i386 (i386-c.o): Don't depend on
14669 i386-builtin-types.inc.
14670 (i386.o): Depend on i386-builtin-types.inc.
14672 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
14675 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
14676 Use const_vec_duplicate to check for duplicated elements.
14678 2016-08-19 Richard Biener <rguenther@suse.de>
14680 PR tree-optimization/77290
14681 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14682 Fix flag_tree_parallelize_loops check.
14684 2016-08-19 Richard Biener <rguenther@suse.de>
14686 * match.pd (x | 0 -> x): Add.
14688 2016-08-19 Richard Biener <rguenther@suse.de>
14690 PR tree-optimization/77286
14691 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
14692 Deal with virtual PHIs being out-of-order.
14694 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14696 * doc/invoke.texi (fverbose-asm): Note that source code lines
14697 are emitted, and provide an example.
14698 * final.c (asm_show_source): New function.
14699 (final_scan_insn): Call asm_show_source.
14701 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14703 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
14704 param with diagnostic_kind.
14705 (class colorizer): Similarly replace field m_diagnostic with
14707 (colorizer::colorizer): Replace diagnostic
14708 param with diagnostic_kind.
14709 (colorizer::begin_state): Update for above field change.
14710 (layout::layout): Replace diagnostic param with rich_location *
14711 and diagnostic_kind.
14712 (diagnostic_show_locus): Replace diagnostic param with richloc
14713 and diagnostic_kind.
14714 (class selftest::test_diagnostic_context): New class.
14715 (selftest::test_diagnostic_show_locus_unknown_location): New
14717 (selftest::test_one_liner_simple_caret): New function.
14718 (selftest::test_one_liner_caret_and_range): New function.
14719 (selftest::test_one_liner_multiple_carets_and_ranges): New
14721 (selftest::test_one_liner_fixit_remove): New function.
14722 (selftest::test_one_liner_fixit_replace): New function.
14723 (selftest::test_diagnostic_show_locus_one_liner): New function.
14724 (selftest::diagnostic_show_locus_c_tests): Call the new test
14726 * diagnostic.c (diagnostic_initialize): Initialize
14727 colorize_source_p, show_ruler_p and parseable_fixits_p.
14728 (default_diagnostic_finalizer): Update for change to
14729 diagnostic_show_locus.
14730 (diagnostic_append_note): Likewise.
14731 * diagnostic.h (diagnostic_show_locus): Replace
14732 const diagnostic_info * param with location * and diagnostic_t.
14734 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14736 * input.c (saved_line_table): New global.
14737 (class selftest::temp_line_table): Rename to line_table_test and
14738 move declaration to selftest.h, and drop field m_old_line_table.
14739 (selftest::temp_line_table::temp_line_table): Rename ctor to...
14740 (selftest::line_table_test::line_table_test): ...this. Add a
14741 default ctor. Store current value of line_table within
14743 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
14744 (selftest::line_table_test::~line_table_test): ...this, and
14745 restore line_table from the saved_line_table, rather than
14747 (selftest::test_accessing_ordinary_linemaps): Update for above
14749 (selftest::test_lexer): Likewise.
14750 (struct selftest::lexer_test): Likewise.
14751 (selftest::lexer_test::lexer_test): Likewise.
14752 (selftest::input_c_tests): Move the looping over test cases from
14754 (selftest::for_each_line_table_case): New function.
14755 * input.h (saved_line_table): New decl.
14756 * selftest.h (struct selftest::line_table_case): New forward decl.
14757 (class selftest::line_table_test): New class, moved here from
14758 selftest::temp_line_table in input.c, and renamed.
14759 (selftest::for_each_line_table_case): New decl.
14761 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
14764 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
14766 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
14768 PR middle-end/70895
14769 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
14770 enclosing parallel construct for reduction variables on OpenACC loop
14773 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
14775 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
14776 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
14778 (function_to_dwarf_procedure): Update comment.
14780 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14782 * input.c (diagnostics_file_cache_forcibly_evict_file): New
14784 * input.h (diagnostics_file_cache_forcibly_evict_file): New
14786 * selftest.c (selftest::temp_source_file::~temp_source_file):
14787 Evict m_filename from the diagnostic file cache.
14789 2016-08-18 Richard Biener <rguenther@suse.de>
14791 * tree-pass.h (make_pass_materialize_all_clones): Declare.
14792 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
14793 make_pass_materialize_all_clones): New simple IPA pass encapsulating
14794 clone materialization.
14795 * passes.def (all_late_ipa_passes): Start with
14796 pass_materialize_all_clones.
14797 * cgraphunit.c (symbol_table::compile): Remove call to
14798 materialize_all_clones.
14799 * tree-into-ssa.c: Include statistics.h.
14800 (update_ssa): Count number of times we do incremental/rewrite
14803 2016-08-18 Richard Biener <rguenther@suse.de>
14805 PR tree-optimization/77282
14806 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14807 When doing auto-parallelizing also prevent use of PHIs that
14808 carry dependences across loop backedges.
14810 2016-08-18 Tamar Christina <tamar.christina@arm.com>
14811 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14813 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
14815 2016-08-18 Richard Biener <rguenther@suse.de>
14817 * ssa-iterators.h (ssa_vuse_operand): New inline.
14818 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
14819 (predicate_all_scalar_phis): Use remove_phi_node to remove
14820 phi nodes predicated. Delay removing virtual PHIs.
14821 (predicate_mem_writes): Update virtual operands.
14822 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
14823 (tree_if_conversion): Do not rewrite virtual SSA form.
14824 * tree-phinodes.c (release_phi_node): Make static.
14825 * tree-phinodes.h (release_phi_node): Remove.
14827 2016-08-18 Jakub Jelinek <jakub@redhat.com>
14829 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
14830 codes that appear in bdesc_* arrays, instead include i386-builtin.def
14831 twice to define those.
14832 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
14833 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
14834 bdesc_multi_arg): Define by including i386-builtin.def the third time.
14835 * config/i386/i386-builtin.def: New file.
14837 2016-08-17 David Malcolm <dmalcolm@redhat.com>
14839 * input.c (get_source_range_for_char): Rename to...
14840 (selftest::get_source_range_for_char): ...this, and move within
14841 the #if CHECKING_P guard.
14842 (get_num_source_ranges_for_substring): Rename to...
14843 (selftest::get_num_source_ranges_for_substring): ...this, move
14844 within the #if CHECKING_P guard, and make static.
14845 (selftest::assert_num_substring_ranges): Initialize
14848 2016-08-18 Alan Modra <amodra@gmail.com>
14850 PR rtl-optimization/72771
14851 * reload.c (find_reloads): Don't assume that a subreg mem is OK
14852 when find_reloads_toplev returns address_reloaded==-1.
14853 (alternative_allows_const_pool_ref): Update comment.
14855 2015-08-17 Alan Hayward <alan.hayward@arm.com>
14857 PR tree-optimization/71752
14858 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
14859 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
14861 2016-08-17 Jakub Jelinek <jakub@redhat.com>
14863 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
14864 instead of testing ECF_NORETURN bit in gimple_call_flags.
14865 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
14866 * predict.c (tree_bb_level_predictions): Likewise.
14867 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
14869 PR middle-end/77259
14870 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
14871 turning a call into __builtin_unreachable-like noreturn call, adjust
14872 gimple_call_set_fntype.
14873 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
14874 gimple_call_fntype has void return type.
14876 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
14878 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
14879 maybe_lookup_decl, to handle nested acc loop directives.
14881 2016-08-17 Richard Biener <rguenther@suse.de>
14883 PR tree-optimization/76490
14884 * tree-vrp.c (update_value_range): Preserve overflow infinities
14885 when intersecting with ranges from get_range_info.
14886 (operand_less_p): Handle overflow infinities correctly.
14887 (value_range_constant_singleton): Use vrp_operand_equal_p
14888 to handle overflow max/min correctly.
14889 (vrp_valueize): Likewise.
14890 (union_ranges): Likewise.
14891 (intersect_ranges): Likewise.
14892 (vrp_visit_phi_node): Improve iteration limitation to only
14893 apply when we'll possibly re-visit the PHI via a changed argument
14896 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
14898 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
14899 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
14900 rather than those that should not be built.
14902 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
14905 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
14907 2016-08-17 Richard Biener <rguenther@suse.de>
14909 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
14910 (verify_vssa): New function verifying virtual SSA form.
14911 (verify_ssa): Call it.
14912 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
14913 Do not apply loop-closed SSA handling to virtuals.
14914 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
14915 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
14916 when rewriting their symbol.
14917 (prepare_def_site_for): Likewise.
14918 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
14919 operands of moved stmts.
14921 2016-08-17 Richard Biener <rguenther@suse.de>
14923 PR tree-optimization/23855
14924 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
14925 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
14926 find guards to hoist. Do not update SSA form but rewrite virtuals
14927 into loop closed SSA.
14928 (find_loop_guard): Adjust to skip already hoisted guards. Do
14929 not mark virtuals for renaming or update SSA form.
14931 2016-08-17 Martin Liska <mliska@suse.cz>
14933 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
14934 a LONG_LONG_TYPE_SIZE comparison.
14935 * gcov-io.h: Remove macro definitions.
14936 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
14937 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
14940 2016-08-16 Jakub Jelinek <jakub@redhat.com>
14942 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
14943 that builtins not mentioned in bdesc_* arrays come first, then
14944 the ones mentioned in bdesc_* arrays in the order they appear in
14945 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
14946 IX86_BUILTIN__BDESC_*_LAST enumerator.
14947 (bdesc_mpx): Fix up a comment typo.
14948 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
14949 __builtin_ia32_vpcomneu[bwdq] builtins.
14950 (BDESC_VERIFY, BDESC_VERIFYS): Define.
14951 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
14952 enum ix86_builtins ordering.
14953 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
14954 for direct bdesc_* array member access instead of searching all the
14955 arrays until an fcode match is found.
14957 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
14959 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
14960 pattern as define_insn_and_split. Split insn before reload to
14962 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
14963 <shift_insn><mode>3_1.
14964 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
14965 <rotate_insn><mode>3_1.
14967 2016-08-16 David Malcolm <dmalcolm@redhat.com>
14970 * input.c (get_source_range_for_substring): Rename to...
14971 (get_source_location_for_substring): ...this, adding param
14972 "caret_idx", and converting output param from source_range * to
14974 (get_source_range_for_char): New function.
14975 (get_num_source_ranges_for_substring): Update comment to reflect
14977 (assert_char_at_range): Update to use get_source_range_for_char
14978 rather than get_source_range_for_substring.
14979 (test_lexer_string_locations_concatenation_2): Likewise.
14980 * substring-locations.h (get_source_range_for_substring): Rename
14982 (get_source_location_for_substring): ...this, and adding param
14983 "caret_idx", and converting output param from source_range * to
14986 2016-08-16 David Malcolm <dmalcolm@redhat.com>
14988 * input.c (class selftest::temp_source_file): Move to
14990 (selftest::temp_source_file::temp_source_file): Move to
14992 (selftest::temp_source_file::~temp_source_file): Likewise.
14993 * selftest.c (selftest::temp_source_file::temp_source_file): Move
14995 (selftest::temp_source_file::~temp_source_file): Likewise.
14996 * selftest.h (class selftest::temp_source_file): Move here from
14999 2016-08-16 Jakub Jelinek <jakub@redhat.com>
15002 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
15003 inlining, add cgraph edge for the added __builtin_unreachable call.
15005 PR middle-end/67485
15006 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
15007 only cast it to SHWI for the final comparison.
15009 2016-08-16 Martin Liska <mliska@suse.cz>
15011 PR gcov-profile/36412
15012 * doc/gcov.texi: Document --hash-filenames(-x).
15013 * gcov.c (print_usage): Add the option.
15014 (process_args): Process the option, sort options alphabetically.
15015 (md5sum_to_hex): New function.
15016 (make_gcov_file_name): Do the md5sum and append it to a
15019 2016-08-16 Bin Cheng <bin.cheng@arm.com>
15021 PR tree-optimization/69848
15022 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
15023 and swtich operands to avoid additional NOT instruction.
15024 (vcond<v_cmp_mixed><mode>): Ditto.
15025 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
15027 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
15029 * doc/install.texi (*-*-solaris2*): Adjust latest change.
15031 2016-08-16 Richard Biener <rguenther@suse.de>
15033 PR tree-optimization/76783
15034 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
15035 BB visited flags at start.
15037 2016-08-16 Bin Cheng <bin.cheng@arm.com>
15039 PR tree-optimization/72817
15040 PR tree-optimization/73450
15041 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
15042 multiple_of_p for adjusted IV.base.
15044 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
15047 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
15048 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
15049 for !flag_finite_math_only or flag_signed_zeros.
15050 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
15051 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
15052 depend on flag_finite_math_only.
15053 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
15055 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
15056 (*ieee_smin<mode>3): Ditto.
15057 (*ieee_smax<mode>3): Ditto.
15058 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
15059 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
15061 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
15062 depend on flag_finite_math_only.
15063 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
15064 (*mmx_<code>v2sf3): Remove.
15065 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
15066 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
15067 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
15069 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
15071 PR rtl-optimization/73650
15072 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
15073 it is not a simple move.
15075 2016-08-15 Martin Liska <mliska@suse.cz>
15078 * gcc.c (do_spec_1): Call save_string with the right size.
15079 (save_string): Do an assert about string we copy.
15081 2016-08-15 Richard Biener <rguenther@suse.de>
15083 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
15084 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
15086 (pass_data_stv): Likewise.
15088 2016-08-15 Richard Biener <rguenther@suse.de>
15090 PR tree-optimization/73434
15091 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
15092 TBAA info on the base when forwarding a non-invariant address.
15094 2016-08-15 Jakub Jelinek <jakub@redhat.com>
15096 * dwarf2out.c (struct checksum_attributes): Add
15097 at_string_length_bit_size and at_string_length_byte_size fields.
15098 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
15099 and DW_AT_string_length_byte_size.
15100 (die_checksum_ordered): Handle at_string_length_bit_size and
15101 at_string_length_byte_size.
15102 (gen_array_type_die): For dwarf_version >= 5 emit
15103 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
15104 (adjust_string_types): For dwarf_version >= 5 remove
15105 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
15106 (resolve_addr): Likewise.
15109 * dwarf2out.c (string_types): New variable.
15110 (gen_array_type_die): Change early_dwarf handling of
15111 DW_AT_string_length, create DW_OP_call4 referencing the
15112 length var temporarily. Handle parameters that are pointers
15114 (adjust_string_types): New function.
15115 (gen_subprogram_die): Temporarily set string_types to local var,
15116 call adjust_string_types if needed.
15117 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
15119 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
15121 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
15123 * doc/install.texi (*-*-solaris2*): Fix version number and document
15124 requirement on GNU make for building libjava with the Solaris linker.
15126 2016-08-15 Martin Liska <mliska@suse.cz>
15127 Jakub Jelinek <jakub@redhat.com>
15129 PR tree-optimization/72824
15130 * tree-loop-distribution.c (const_with_all_bytes_same)
15131 <case VECTOR_CST>: Fix a typo.
15133 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
15136 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
15137 Renamed from _mm512_undefined_si512.
15138 (_mm_undefined_si512): New definition.
15140 2016-08-13 Richard Biener <rguenther@suse.de>
15142 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
15143 into PHIs and update the lattice for its def.
15145 2016-08-12 Jakub Jelinek <jakub@redhat.com>
15148 * ubsan.c (instrument_si_overflow): Pass true instead of false
15150 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
15151 of bbs. Return TODO_cleanup_cfg if any returned true.
15153 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15155 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
15156 ISA 3.0 MTVSRDD instruction.
15157 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
15160 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
15162 PR tree-optimization/71083
15163 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
15164 bitfield access when possible.
15166 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
15168 PR middle-end/71654
15169 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
15170 sign-changing cast from a shorter unsigned type to a wider
15173 2016-08-12 Jakub Jelinek <jakub@redhat.com>
15175 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
15176 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
15177 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
15179 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15181 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
15182 Correct costs for vec_construct.
15184 2016-08-12 Bin Cheng <bin.cheng@arm.com>
15186 PR tree-optimization/69848
15187 * tree-vectorizer.h (enum vect_def_type): New condition reduction
15188 type CONST_COND_REDUCTION.
15189 * tree-vect-loop.c (vectorizable_reduction): Support new condition
15190 reudction type CONST_COND_REDUCTION.
15192 2016-08-12 Richard Biener <rguenther@suse.de>
15194 PR tree-optimization/57326
15195 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
15196 returning an SSA name.
15197 (phi_translate_1): When fully_constant_expression returns a NAME
15198 make sure we have a leader for it.
15200 2016-08-12 Martin Liska <mliska@suse.cz>
15201 Adam Fineman <afineman@afineman.com>
15203 * gcov.c (process_file): Create .gcov file when .gcda
15206 2016-08-12 Marek Polacek <polacek@redhat.com>
15209 * alias.c (find_base_value): Adjust fall through comment.
15210 * cfgexpand.c (expand_debug_expr): Likewise.
15211 * combine.c (find_split_point): Likewise.
15212 (expand_compound_operation): Likewise. Add FALLTHRU.
15213 (make_compound_operation): Adjust fall through comment.
15214 (canon_reg_for_combine): Add FALLTHRU.
15215 (force_to_mode): Adjust fall through comment.
15216 (simplify_shift_const_1): Likewise.
15217 (simplify_comparison): Likewise.
15218 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
15220 * config/aarch64/predicates.md: Likewise.
15221 * config/i386/i386.c (function_arg_advance_32): Likewise.
15222 (ix86_gimplify_va_arg): Likewise.
15223 (print_reg): Likewise.
15224 (ix86_print_operand): Likewise.
15225 (ix86_build_const_vector): Likewise.
15226 (ix86_expand_branch): Likewise.
15227 (ix86_sched_init_global): Adjust fall through comment.
15228 (ix86_expand_args_builtin): Add FALLTHRU.
15229 (ix86_expand_builtin): Likewise.
15230 (ix86_expand_vector_init_one_var): Likewise.
15231 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
15232 (rs6000_adjust_cost): Likewise.
15233 (insn_must_be_first_in_group): Likewise.
15234 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
15235 * dbxout.c (dbxout_symbol): Adjust fall through comment.
15236 * df-scan.c (df_uses_record): Likewise.
15237 * dojump.c (do_jump): Add FALLTHRU.
15238 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
15240 (resolve_args_picking_1): Adjust fall through comment.
15241 (loc_list_from_tree_1): Likewise.
15242 * expmed.c (make_tree): Likewise.
15243 * expr.c (expand_expr_real_2): Add FALLTHRU.
15244 (expand_expr_real_1): Likewise. Adjust fall through comment.
15245 * fold-const.c (const_binop): Adjust fall through comment.
15246 (fold_truth_not_expr): Likewise.
15247 (fold_cond_expr_with_comparison): Add FALLTHRU.
15248 (fold_binary_loc): Likewise.
15249 (contains_label_1): Adjust fall through comment.
15250 (multiple_of_p): Likewise.
15251 * gcov-tool.c (process_args): Add FALLTHRU.
15252 * genattrtab.c (check_attr_test): Likewise.
15253 (write_test_expr): Likewise.
15254 * genconfig.c (walk_insn_part): Likewise.
15255 * genpreds.c (validate_exp): Adjust fall through comment.
15256 (needs_variable): Likewise.
15257 * gensupport.c (get_alternatives_number): Add FALLTHRU.
15258 (subst_dup): Likewise.
15259 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
15260 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
15261 (gimplify_scan_omp_clauses): Add FALLTHRU.
15262 (goa_stabilize_expr): Likewise.
15263 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
15265 * hsa-gen.c (get_address_from_value): Likewise.
15266 * ipa-icf.c (sem_function::hash_stmt): Likewise.
15267 * ira.c (ira_setup_alts): Add FALLTHRU.
15268 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
15270 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
15271 * opts.c (common_handle_option): Likewise.
15272 * read-rtl.c (read_rtx_code): Likewise.
15273 * real.c (round_for_format): Likewise.
15274 * recog.c (asm_operand_ok): Likewise.
15275 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
15276 * reload1.c (set_label_offsets): Likewise.
15277 (eliminate_regs_1): Likewise.
15278 (reload_reg_reaches_end_p): Likewise.
15279 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
15280 (rtx_cost): Likewise.
15281 * sched-rgn.c (is_exception_free): Likewise.
15282 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
15283 * stor-layout.c (int_mode_for_mode): Likewise.
15284 * toplev.c (print_to_asm_out_file): Likewise.
15285 (print_to_stderr): Likewise.
15286 * tree-cfg.c (gimple_verify_flow_info): Likewise.
15287 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
15288 (chrec_fold_multiply): Likewise.
15289 (evolution_function_is_invariant_rec_p): Likewise.
15290 (for_each_scev_op): Likewise.
15291 * tree-data-ref.c (siv_subscript_p): Likewise.
15292 (get_references_in_stmt): Likewise.
15293 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
15294 (substitute_in_expr): Likewise.
15295 (type_cache_hasher::equal): Likewise.
15296 (walk_type_fields): Likewise.
15297 * var-tracking.c (adjust_mems): Add FALLTHRU.
15298 (set_dv_changed): Adjust fall through comment.
15299 * varasm.c (default_function_section): Add FALLTHRU.
15301 2016-08-12 Marek Polacek <polacek@redhat.com>
15304 * tree-complex.c (expand_complex_division): Add missing break.
15306 2016-08-12 Richard Biener <rguenther@suse.de>
15308 * passes.c (execute_todo): Do not push/pop TV_TODO.
15309 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
15310 (execute_one_pass): Likewise.
15311 * common.opt (ftime-report-details): New switch.
15312 * doc/invoke.texi (ftime-report-details): Document.
15313 * timevar.h (timer::print_row): Adjust signature.
15314 (timer::all_zero): New static helper.
15315 (timer::child_map_t): New typedef.
15316 (timer::time_var_def): Add children field.
15317 * timevar.c (timer::named_items::print): Adjust.
15318 (timer::~timer): Free timevar recorded children.
15319 (timer::pop_internal): When -ftime-report-details record
15320 time spent in sub-timevars.
15321 (timer::print_row): Adjust.
15322 (timer::print): Print sub-timevar stats, use all_zero.
15323 * timevar.def (TV_TODO): Remove.
15325 2016-08-12 Richard Biener <rguenther@suse.de>
15327 PR tree-optimization/72851
15328 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
15329 worklists to use bitmaps indexed in execution order.
15330 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
15331 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
15332 (cfg_blocks): Make a bitmap.
15333 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
15335 (cfg_blocks_empty_p): Adjust.
15336 (cfg_blocks_add): Likewise.
15337 (cfg_blocks_get): Likewise.
15338 (add_ssa_edge): Likewise.
15339 (add_control_edge): Likewise.
15340 (simulate_stmt): Likewise.
15341 (process_ssa_edge_worklist): Likewise.
15342 (simulate_block): Likewise.
15343 (ssa_prop_init): Compute PRE order and stmt UIDs.
15344 (ssa_prop_fini): Adjust.
15345 (ssa_propagate): Adjust.
15347 2016-08-12 Richard Biener <rguenther@suse.de>
15349 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
15350 the currently executable edges have fixed ranges. Always
15351 go through update_value_range.
15353 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
15357 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
15358 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
15359 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
15360 (LANG_HOOKS_DECLS): Add it.
15361 * langhooks.h (struct lang_hooks_for_decls): Add
15362 function_decl_defaulted. Const_tree-ify
15363 function_decl_explicit_p and function_decl_deleted_p.
15364 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
15365 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
15366 also at strict DWARF v5.
15369 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
15370 TYPE_QUAL_CONST in reference-typed decls.
15373 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
15374 in DW_OP_pieces, just enough to handle pointers to member
15376 (gen_remaining_tmpl_value_param_die_attribute): Use a location
15377 expression on DWARFv5 if a constant value doesn't work.
15379 2016-08-11 David Malcolm <dmalcolm@redhat.com>
15381 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
15382 * selftest.c (selftest::test_assertions): New function.
15383 (selftest::selftest_c_tests): New function.
15384 * selftest.h (selftest::selftest_c_tests): New declaration.
15386 2016-08-11 Richard Biener <rguenther@suse.de>
15387 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15389 PR rtl-optimization/72855
15390 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
15392 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15395 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
15396 (vsx_store_<mode>): Likewise.
15398 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
15400 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
15401 TImode CONST_WIDE_INT store.
15402 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
15404 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
15406 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
15407 mode if unaligned SSE load and store are optimal.
15409 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
15411 PR tree-optimization/71083
15412 * tree-predcom.c (ref_at_iteration): Correctly align the
15415 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15417 * config/s390/s390-builtin-types.def: Add INT128 types.
15418 * config/s390/s390-builtins.def: Add INT128 variants for the add
15419 sub low-level builtins dealing with TImode.
15420 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
15421 via subreg when expanding a builtin.
15422 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
15423 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
15425 * config/s390/vecintrin.h: Adjust builtin names accordingly.
15426 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
15427 ("vec_addc<mode>", "vec_addc_u128"): Merge to
15428 "vacc<bhfgq>_<mode>".
15429 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
15430 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
15431 ("vec_subc<mode>", "vec_subc_u128"): Merge to
15432 "vscbi<bhfgq>_<mode>".
15433 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
15434 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
15436 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15438 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
15440 2016-08-11 Bin Cheng <bin.cheng@arm.com>
15442 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
15443 unused declaration.
15444 (vcond<v_cmp_mixed><mode>): Ditto.
15445 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
15447 2016-08-11 Bin Cheng <bin.cheng@arm.com>
15449 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
15450 variable explicitly, also assert on it before use.
15452 2016-08-11 Richard Biener <rguenther@suse.de>
15454 PR tree-optimization/72772
15455 * cfgloopmanip.c (create_preheader): Use split_edge if there
15456 is a single loop entry, avoiding degenerate PHIs.
15458 2016-08-11 Richard Biener <rguenther@suse.de>
15460 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
15461 unconditional TODO_cleanup_cfg.
15462 (pass_thread_jumps::execute): Initialize loops, perform a CFG
15463 cleanup only if we threaded a jump.
15465 2016-08-11 Alan Modra <amodra@gmail.com>
15468 * lra-constraints.c (simplify_operand_subreg): Allow subreg
15469 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
15470 slow. Emit two reloads for slow mem case, first loading in
15471 fast innermode, then converting to required mode.
15473 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
15475 * config/rs6000/altivec.h (vec_extract_exp): New macro.
15476 (vec_extract_sig): New macro.
15477 (vec_insert_exp): New macro.
15478 (vec_test_data_class): New macro.
15479 (scalar_extract_exp): New macro.
15480 (scalar_extract_sig): New macro.
15481 (scalar_insert_exp): New macro.
15482 (scalar_test_data_class): New macro.
15483 (scalar_test_neg): New macro.
15484 (scalar_cmp_exp_gt): New macro.
15485 (scalar_cmp_exp_lt): New macro.
15486 (scalar_cmp_exp_eq): New macro.
15487 (scalar_cmp_exp_unordered): New macro.
15488 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
15489 to enforce constraint that operand is a 7-bit unsigned literal.
15490 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
15491 for power9 built-ins.
15492 (BU_P9V_VSX_2): Likewise.
15493 (BU_P9V_64BIT_VSX_2): Likewise.
15494 (VSEEDP): Add scalar extract exponent support.
15495 (VSEESP): Add scalar extract signature support.
15496 (VSTDCNDP): Add scalar test negative support.
15497 (VSTDCNSP): Likewise.
15498 (VSIEDP): Add scalar insert exponent support.
15499 (VSCEDPGT): Add scalar compare exponent greater than support.
15500 (VSCEDPLT): Add scalar compare exponent less than support.
15501 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
15502 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
15503 (VSTDCDP): Add scalar test data class support.
15504 (VSTDCSP): Likewise.
15505 (VSEEDP): Add overload support for scalar extract exponent
15507 (VSESDP): Add overload support for scalar extract signature
15509 (VSTDCN): Add overload support for scalar test negative
15511 (VSTDCNDP): Add overload support for scalar test negative
15513 (VSTDCNSP): Add overload support for scalar test negative
15515 (VSIEDP): Add overload support for scalar insert exponent
15517 (VSTDC): Add overload support for scalar test data class
15519 (VSTDCDP): Add overload support for scalar test data class
15521 (VSTDCSP): Add overload support for scalar test data class
15523 (VSCEDPGT): Add overload support for scalar compare exponent
15524 greater than operation.
15525 (VSCEDPLT): Add overload support for scalar compare exponent
15526 less than operation.
15527 (VSCEDPEQ): Add overload support for scalar compare exponent
15528 test-for-equality operation.
15529 (VSCEDPUO): Add overload support for scalar compare exponent
15530 test-for-unordered operation.
15531 (VEEDP): Add vector extract exponent support.
15533 (VESDP): Add vector extract significand support.
15535 (VIEDP): Add vector insert exponent support.
15537 (VTDCDP): Add vector test data class support.
15538 (VTDCSP): Likewise.
15539 (VES): Add overload support for vector extract significand operation.
15542 (VEE): Add overload support for vector extract exponent operation.
15545 (VTDC): Add overload support for vector test data class operation.
15546 (VTDCDP): Likewise.
15547 (VTDCSP): Likewise.
15548 (VIE): Add overload support for vector insert exponent operation.
15551 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15552 overloaded binary floating point functions.
15553 (altivec_resolve_overloaded_builtin): Improve error messages to
15554 distinguish between functions not supported in the current
15555 compiler configuration and functions that were invoked with an
15556 invalid parameter combination, and include the built-in function
15557 name in both error messages.
15558 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
15560 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
15562 (rs6000_expand_binop_builtin): Add check to enforce that argument
15563 2 of the test data class operations is a 7-bit unsigned literal.
15564 (rs6000_invalid_builtin): Add code to issue an error message if a
15565 built-in function that requires the power9_vector and -m32
15566 command-line options is compiled without these options.
15567 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
15568 (UNSPEC_VSX_SXSIGDP): New value.
15569 (UNSPEC_VSX_SXSIGPDP): New value.
15570 (UNSPEC_VSX_SIEXPDP): New value.
15571 (UNSPEC_VSX_SCMPEXPDP): New value.
15572 (UNSPEC_VSX_STSTDC): New value.
15573 (UNSPEC_VSX_VXEXP): New value.
15574 (UNSPEC_VSX_VXSIG): New value.
15575 (UNSPEC_VSX_VIEXP): New value.
15576 (UNSPEC_VSX_VTSTDC): New value.
15577 (xsxexpdp): New insn for scalar extract exponent.
15578 (xsxsigdp): New insn for scalar extract significand.
15579 (xsiexpdp): New insn for scalar insert exponent.
15580 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
15581 (*xscmpexpdp): New insn for scalar compare exponents.
15582 (xststdc<Fvsx): New expansion for both single- and
15583 double-precision scalar test data class operations.
15584 (xststdcneg<Fvsx>): New expansion for both single- and
15585 double-precision scalar test for negative value operations.
15586 (*xststdc<Fvsx>): New insn for scalar test data class
15588 (xvxexp<VSs>): New insn for single- and double-precision
15589 vector extract exponent operation.
15590 (xvxsig<VSs>): New insn for single- and double-precision
15591 vector extract significand operation.
15592 (xviexp<VSs>): New insn for single- and double-precision
15593 vector insert exponent operation.
15594 (xvtstdc<VSs>): New insn for single- and double-precision
15595 vector test data class operation.
15596 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
15597 built-in functions to represent the Power9 binary floating-point
15598 support instructions.
15600 2016-08-10 bin cheng <bin.cheng@arm.com>
15602 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
15604 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
15605 Renlin Li <renlin.li@arm.com>
15606 Bin Cheng <bin.cheng@arm.com>
15608 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
15609 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
15610 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
15611 (aarch64_vcond_internal<mode><mode>): Delete pattern.
15612 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
15613 (vcond<v_cmp_result><mode>): Ditto.
15614 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
15615 (vcondu<mode><mode>): Ditto.
15616 (vcond<v_cmp_mixed><mode>): New pattern.
15617 (vcondu<mode><v_cmp_mixed>): New pattern.
15618 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
15619 of aarch64_vcond_internal.
15621 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
15622 Renlin Li <renlin.li@arm.com>
15623 Bin Cheng <bin.cheng@arm.com>
15625 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
15626 (vec_cmp<mode><v_cmp_result>): New pattern.
15627 (vec_cmpu<mode><mode>): New pattern.
15628 (vcond_mask_<mode><v_cmp_result>): New pattern.
15630 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
15632 PR tree-optimization/71734
15633 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
15634 REF_LOOP, invoke ref_indep_loop_p_1.
15635 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
15636 to ref_indep_loop_p.
15637 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
15638 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
15639 is inside LOOP, do not cache dpendence value for loops with
15641 (ref_indep_loop_p_2): Delete function.
15642 (can_sm_ref_p): Pass LOOP as additional argument to
15645 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
15648 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
15649 being an offsettable address.
15651 2016-08-10 Martin Liska <mliska@suse.cz>
15653 PR gcov-profile/58306
15654 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
15655 atomic variants of profile update functions.
15657 2016-08-10 Martin Liska <mliska@suse.cz>
15659 Cherry picked (and modified) from google-4_7 branch
15660 2012-12-26 Rong Xu <xur@google.com>
15661 * common.opt (fprofile-update): Add new flag.
15662 * coretypes.h: Define enum profile_update.
15663 * doc/invoke.texi: Document -fprofile-update.
15664 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
15665 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
15666 * tree-profile.c (gimple_init_edge_profiler): Generate
15667 also atomic profiler update.
15668 (gimple_gen_edge_profiler): Likewise.
15670 2016-08-10 David Malcolm <dmalcolm@redhat.com>
15672 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
15673 stack_usage_file to NULL after fclose calls.
15675 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15678 * reload.c (push_reload): Compute subreg_in_class for
15679 subregs of constants and plus expressions. Remove special
15680 handling of SYMBOL_REFs.
15682 2016-08-10 Alan Modra <amodra@gmail.com>
15685 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
15686 SImode for TARGET_E500_DOUBLE when given SImode.
15688 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
15690 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
15691 unused variable __O.
15693 2016-08-09 Martin Liska <mliska@suse.cz>
15695 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
15696 _gcov_reset to __gcov_reset.
15697 * doc/gcov-tool.texi: Fix typo.
15699 2016-08-09 Martin Liska <mliska@suse.cz>
15701 * value-prof.c (gimple_divmod_values_to_profile): Do not
15702 instrument MOD histogram if a value is not a SSA name.
15704 2016-08-09 Martin Liska <mliska@suse.cz>
15706 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
15709 2016-08-09 Renlin Li <renlin.li@arm.com>
15711 PR middle-end/64971
15712 * calls.c (prepare_call_address): Convert funexp to Pmode when
15714 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
15715 (sibcall_value): Likewise.
15717 2016-08-09 Marek Polacek <polacek@redhat.com>
15720 * cselib.c (cselib_expand_value_rtx_1): Add return.
15721 * gengtype.c (dbgprint_count_type_at): Likewise.
15722 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
15723 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
15725 2016-08-09 Martin Jambor <mjambor@suse.cz>
15728 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
15729 if instance is a MEM_REF.
15731 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
15734 * config/i386/i386.md (*movtf_internal): Use
15735 lra_in_progress || reload_completed instead of !can_create_pseudo_p
15736 in the insn constraint.
15737 (*movxf_internal): Ditto.
15738 (*movdf_internal): Ditto.
15739 (*movsf_internal): Ditto.
15741 2016-08-09 Bin Cheng <bin.cheng@arm.com>
15743 PR tree-optimization/72772
15744 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
15747 2016-08-09 Bin Cheng <bin.cheng@arm.com>
15749 PR tree-optimization/72772
15750 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
15752 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
15753 parameter STOP and update calls. Move expand_simple_operations
15754 function call from here...
15755 (simplify_using_initial_conditions): ...to here. Delete parameter
15757 (tree_simplify_using_condition): Delete parameter STOP.
15758 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
15759 simplify_using_initial_conditions.
15761 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
15764 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
15765 Use create_tmp_var_raw instead of create_tmp_var.
15767 2016-08-09 Richard Biener <rguenther@suse.de>
15769 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
15770 Treat same SSA names related.
15772 2016-08-09 Jakub Jelinek <jakub@redhat.com>
15774 PR tree-optimization/72824
15775 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
15776 real_zerop is not negative.
15778 2016-08-09 Richard Biener <rguenther@suse.de>
15780 PR tree-optimization/71802
15781 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
15782 all merge opportunities with the predecessor.
15784 2016-08-09 Richard Biener <rguenther@suse.de>
15787 * ipa-prop.c (ipa_modify_formal_parameters): Build
15788 parameter types with natural alignment also for the
15791 2016-08-08 Andi Kleen <ak@linux.intel.com>
15793 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
15795 2016-08-08 David Malcolm <dmalcolm@redhat.com>
15798 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
15799 do-nothing langhook.
15800 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
15801 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
15802 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
15803 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
15805 2016-08-08 David Malcolm <dmalcolm@redhat.com>
15808 * input.c: Ensure that HAVE_ICONV is defined.
15810 2016-08-08 Jakub Jelinek <jakub@redhat.com>
15812 PR middle-end/72781
15813 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
15814 private vars for lastprivate and for linear iterator.
15816 PR middle-end/68762
15817 * omp-simd-clone.c: Include varasm.h.
15818 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
15819 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
15820 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
15821 update function name.
15823 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
15825 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
15826 (avr_diagnose_devicespecs_error): Remove.
15827 (avr_devicespecs_file): Remove composing absolute path for specfile
15828 and its verbose info. Remove conditions to check specs-file,
15830 2016-08-08 Jakub Jelinek <jakub@redhat.com>
15832 PR rtl-optimization/72821
15833 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
15834 just return false for them.
15836 2016-08-08 Alan Modra <amodra@gmail.com>
15839 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
15840 toc refs created during reload. Update function comment.
15842 2016-08-08 Alan Modra <amodra@gmail.com>
15845 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
15846 alternatives. Put loads first, then stores, and reg/reg moves
15847 within same class later. Delete attr length.
15849 2016-08-08 Alan Modra <amodra@gmail.com>
15852 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
15853 (mem_operand_ds_form): New predicate.
15854 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
15855 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
15856 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
15857 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
15858 (extendsfdf2_fpr): Replace o constraint with wY.
15860 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
15862 * tree-ssa-threadbackward.c: Include tree-inline.h
15863 (profitable_jump_thread_path): Use estimate_num_insns to estimate
15864 size of copied block; for cold paths reduce duplication.
15865 (find_jump_threads_backwards): Remove redundant tests.
15866 (pass_thread_jumps::gate): Enable for -Os.
15868 2016-08-07 Jakub Jelinek <jakub@redhat.com>
15871 * stor-layout.c (layout_decl): Fix up formatting.
15872 (relayout_decl): Allow DECL to be FIELD_DECL.
15874 2016-08-07 Alan Modra <amodra@gmail.com>
15876 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
15878 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
15880 * data-streamer-in.c (streamer_read_wide_int): New.
15881 (streamer_read_widest_int): Renamed function.
15882 * data-streamer-out.c (streamer_write_wide_int): New
15883 (streamer_write_widest_int): Renamed function.
15884 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
15886 (input_cfg): Call renamed function.
15887 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
15889 (output_cfg): Call renamed function.
15890 * data-streamer.h: Add declarations.
15892 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15894 * tree-ssa-ccp.c (extend_mask): New param sgn.
15895 Remove ORing with wi::mask.
15896 (get_default_value): Adjust call to extend_mask to pass sign.
15897 (evaluate_stmt): Likewise.
15899 2016-08-06 Jakub Jelinek <jakub@redhat.com>
15901 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
15904 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15906 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
15907 transform if operand's type is pointer to function or method.
15909 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
15911 PR tree-optimization/18046
15912 * tree-ssa-threadedge.c: Include cfganal.h.
15913 (simplify_control_statement_condition): If simplifying a
15914 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
15915 with the dominating ASSERT_EXPR before handing it off to VRP.
15916 Mention that a CASE_LABEL_EXPR may be returned.
15917 (thread_around_empty_blocks): Adjust to handle
15918 simplify_control_statement_condition() returning a
15920 (thread_through_normal_block): Likewise.
15921 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
15922 a switch statement by trying to determine which case label
15925 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
15927 PR rtl-optimization/69847
15928 * lra-constraints.c (process_invariant_for_inheritance): Save
15929 pattern instead of src.
15930 (remove_inheritance_pseudos): Use the pattern. Add assert.
15932 2016-08-05 David Malcolm <dmalcolm@redhat.com>
15934 * input.c (string_concat::string_concat): New constructor.
15935 (string_concat_db::string_concat_db): New constructor.
15936 (string_concat_db::record_string_concatenation): New method.
15937 (string_concat_db::get_string_concatenation): New method.
15938 (string_concat_db::get_key_loc): New method.
15939 (class auto_cpp_string_vec): New class.
15940 (get_substring_ranges_for_loc): New function.
15941 (get_source_range_for_substring): New function.
15942 (get_num_source_ranges_for_substring): New function.
15943 (class selftest::lexer_test_options): New class.
15944 (struct selftest::lexer_test): New struct.
15945 (class selftest::ebcdic_execution_charset): New class.
15946 (selftest::ebcdic_execution_charset::s_singleton): New variable.
15947 (selftest::lexer_test::lexer_test): New constructor.
15948 (selftest::lexer_test::~lexer_test): New destructor.
15949 (selftest::lexer_test::get_token): New method.
15950 (selftest::assert_char_at_range): New function.
15951 (ASSERT_CHAR_AT_RANGE): New macro.
15952 (selftest::assert_num_substring_ranges): New function.
15953 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
15954 (selftest::assert_has_no_substring_ranges): New function.
15955 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
15956 (selftest::test_lexer_string_locations_simple): New function.
15957 (selftest::test_lexer_string_locations_ebcdic): New function.
15958 (selftest::test_lexer_string_locations_hex): New function.
15959 (selftest::test_lexer_string_locations_oct): New function.
15960 (selftest::test_lexer_string_locations_letter_escape_1): New function.
15961 (selftest::test_lexer_string_locations_letter_escape_2): New function.
15962 (selftest::test_lexer_string_locations_ucn4): New function.
15963 (selftest::test_lexer_string_locations_ucn8): New function.
15964 (selftest::uint32_from_big_endian): New function.
15965 (selftest::test_lexer_string_locations_wide_string): New function.
15966 (selftest::uint16_from_big_endian): New function.
15967 (selftest::test_lexer_string_locations_string16): New function.
15968 (selftest::test_lexer_string_locations_string32): New function.
15969 (selftest::test_lexer_string_locations_u8): New function.
15970 (selftest::test_lexer_string_locations_utf8_source): New function.
15971 (selftest::test_lexer_string_locations_concatenation_1): New
15973 (selftest::test_lexer_string_locations_concatenation_2): New
15975 (selftest::test_lexer_string_locations_concatenation_3): New
15977 (selftest::test_lexer_string_locations_macro): New function.
15978 (selftest::test_lexer_string_locations_stringified_macro_argument):
15980 (selftest::test_lexer_string_locations_non_string): New function.
15981 (selftest::test_lexer_string_locations_long_line): New function.
15982 (selftest::test_lexer_char_constants): New function.
15983 (selftest::input_c_tests): Call the new test functions once per
15984 case within the line_table test matrix.
15985 * input.h (struct string_concat): New struct.
15986 (struct location_hash): New struct.
15987 (class string_concat_db): New class.
15988 * substring-locations.h: New header.
15990 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
15992 PR tree-optimization/72810
15993 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
15994 the type of the case labels when truncating.
15996 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
15999 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
16000 (aarch64_fp16_ptr_type_node): Likewise.
16001 * config/aarch64/aarch64-simd-builtins.c
16002 (aarch64_fp16_ptr_type_node): Define.
16003 (aarch64_init_fp16_types): New, refactored out of...
16004 (aarch64_init_builtins): ...here, update to call
16005 aarch64_init_fp16_types.
16006 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
16008 (aapcs_vfp_sub_candidate): Likewise.
16010 2016-08-05 Martin Liska <mliska@suse.cz>
16011 Joshua Cranmer <Pidgeot18@gmail.com>
16013 * gcov.c (line_t::has_block): New function.
16014 (enum loop_type): New enum.
16015 (handle_cycle): New function.
16016 (unblock): Likewise.
16017 (circuit): Likewise.
16018 (get_cycles_count): Likewise.
16019 (accumulate_line_counts): Use new loop detection algorithm.
16021 2016-08-05 Martin Liska <mliska@suse.cz>
16023 * gcov.c (output_intermediate_file): Rename
16024 function_info::line_next to next_file_fn.
16025 (process_file): Likewise.
16026 (read_graph_file): Likewise.
16027 (accumulate_line_counts): Likewise.
16028 (output_lines): Likewise.
16030 2016-08-05 Richard Biener <rguenther@suse.de>
16032 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
16033 restriction on threading to a loop header.
16035 2016-08-05 Richard Biener <rguenther@suse.de>
16037 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
16038 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
16039 adjust loop info accordingly.
16041 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
16043 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
16044 before folding call to __builtin_constant_p with parameters to false.
16046 2016-08-05 Alan Modra <amodra@gmail.com>
16048 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
16049 code accidentally committed 2016-05-02 providing class when given
16052 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
16054 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
16055 the case label ranges that partially overlap with OP's value
16058 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
16061 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
16062 Cast builtin function result to __mmask16 instead of __mmask8.
16063 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
16064 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
16065 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
16067 2016-08-04 David Malcolm <dmalcolm@redhat.com>
16069 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
16070 (ASSERT_TRUE_AT): New macro.
16071 (ASSERT_FALSE): Reimplement in terms of...
16072 (ASSERT_FALSE_AT): New macro.
16073 (ASSERT_STREQ_AT): Fix typo in comment.
16075 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
16077 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
16078 labels are exhaustive, designate the label with the widest
16079 range to be the default label.
16081 2016-08-04 Andrew Pinski <apinski@cavium.com>
16083 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
16084 (thunderx_tunings): Use thunderx_vector_cost instead of
16085 generic_vector_cost.
16087 2016-08-04 Martin Liska <mliska@suse.cz>
16089 * gcov.c (main): Fix GNU coding style.
16090 (output_intermediate_file): Likewise.
16091 (process_file): Likewise.
16092 (generate_results): Likewise.
16093 (release_structures): Likewise.
16094 (create_file_names): Likewise.
16095 (find_source): Likewise.
16096 (read_graph_file): Likewise.
16097 (find_exception_blocks): Likewise.
16098 (canonicalize_name): Likewise.
16099 (make_gcov_file_name): Likewise.
16100 (mangle_name): Likewise.
16101 (accumulate_line_counts): Likewise.
16102 (output_branch_count): Likewise.
16103 (read_line): Likewise.
16105 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
16107 PR rtl-optimization/71779
16108 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
16109 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
16110 or if it was truncated.
16112 PR rtl-optimization/70903
16113 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
16115 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
16117 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
16118 accessing SSA_NAME_PTR_INFO.
16120 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
16123 * common/config/avr/avr-common.c (avr_option_optimization_table)
16124 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
16126 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
16129 * config/avr/avr.md: New pattern to work around do_store_flag
16130 generating shift instructions for bit extractions.
16132 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
16134 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
16136 (add_equivalence): Likewise.
16137 (get_value_range): Allocate value range with vrp_value_range_pool.
16138 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
16139 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
16141 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
16143 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
16144 the default for the rs6000 port.
16146 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
16148 PR middle-end/71876
16149 * calls.c (special_function_p): Remove special handling of
16150 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
16151 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
16152 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
16154 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
16156 PR middle-end/72778
16157 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
16158 Don't stop on regular insns.
16160 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
16162 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
16163 size to DImode boundary.
16164 (nvptx_propagate): Likewise.
16166 2016-08-03 Alan Modra <amodra@gmail.com>
16168 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
16169 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
16170 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
16171 from -mefficient-unaligned-vector. Note that this affects fp too.
16173 2016-08-03 Alan Modra <amodra@gmail.com>
16175 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
16178 2016-08-03 Alan Modra <amodra@gmail.com>
16180 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
16181 to a reg. Localize vars.
16183 2016-08-03 Alan Modra <amodra@gmail.com>
16185 * config/rs6000/rs6000.opt: Remove negatives from help strings
16188 2016-08-03 Alan Modra <amodra@gmail.com>
16190 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
16191 Delete duplicated code.
16193 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
16195 PR middle-end/72778
16196 * lra-spills.c (regno_in_use_p): New.
16197 (lra_final_code_change): Use it.
16199 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
16201 PR rtl-optimization/69847
16202 * lra-int.h (struct lra-reg): Use restore_rtx instead of
16204 (lra_rtx_hash): New.
16205 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
16207 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
16208 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
16209 * lra-spills.c (lra_final_code_change): Don't delete insn when the
16210 next insn is USE with the same reg as the current insn source.
16211 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
16213 (lra_constraints_init): Call initiate_invariants.
16214 (lra_constraints_finish): Call finish_invariants.
16215 (struct invariant, invariant_t, invariant_ptr_t): New.
16216 (const_invariant_ptr_t, invariants, invariants_pool): New.
16217 (invariant_table, invariant_hash, invariant_eq_p): New.
16218 (insert_invariant, initiate_invariants, finish_invariants): New.
16219 (clear_invariants, invalid_invariant_regs): New.
16220 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
16221 instead of restore_regno.
16222 (invariant_p, process_invariant_for_inheritance): New.
16223 (inherit_in_ebb): Implement invariant inheritance.
16224 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
16225 (remove_inheritance_pseudos): Implement undoing invariant
16227 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
16228 instead of restore_regno.
16229 * lra-assigns.c (regno_live_length): New.
16230 (reload_pseudo_compare_func): Use regno_live_length.
16231 (assign_by_spills): Use restore_rtx instead of restore_regno.
16232 (lra_assign): Ditto. Initiate regno_live_length.
16234 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
16236 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
16237 __builtin_aarch64_fmindf.
16239 2016-08-02 Bin Cheng <bin.cheng@arm.com>
16241 PR tree-optimization/34114
16242 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
16243 information for more control IVs.
16245 2016-08-02 Bin Cheng <bin.cheng@arm.com>
16247 PR tree-optimization/34114
16248 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
16249 PLUS_EXPR case. Handle SSA_NAME case.
16251 2016-08-02 Tamar Christina <tamar.christina@arm.com>
16253 * config/aarch64/aarch64-simd-builtins.def
16254 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
16255 (__builtin_aarch64_fmaxdf): Likewise.
16256 (__builtin_aarch64_smin_nandf): Likewise.
16257 (__builtin_aarch64_smax_nandf): Likewise.
16258 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
16259 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
16260 (<fmaxmin><mode>3): ...this.
16261 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
16262 (vminnm_f64): Likewise.
16263 (vmin_f64): Likewise.
16264 (vmax_f64): Likewise.
16265 * config/aarch64/iterators.md (FMAXMIN): Merge with...
16266 (FMAXMIN_UNS): ...this.
16267 (fmaxmin): Merged with
16268 (fmaxmin_op): ...this...
16269 (maxmin_uns_op): ...in to this.
16271 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16273 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16274 Add support for vec_extract on vector float, vector int, vector
16275 short, and vector char vector types.
16276 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
16277 vector float, vector int, vector short, and vector char
16278 optimizations on 64-bit ISA 2.07 systems for both constant and
16279 variable element numbers.
16280 (rs6000_split_vec_extract_var): Likewise.
16281 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
16282 Altivec registers on ISA 2.07 and above.
16283 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
16284 which never was matched due to the split occuring before register
16285 allocation (and the code would not have worked on little endian
16286 systems if it did match). Allow extracts to go to the Altivec
16287 registers if ISA 2.07 (power8). Change from using "" around the
16288 C++ code to using {}'s.
16289 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
16290 vec_extracts when the vector is in memory.
16291 (vsx_extract_v4sf_var): New insn to optimize vector float
16292 vec_extracts when the element number is variable on 64-bit ISA
16294 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
16295 for 64-bit ISA 2.07 as well as ISA 3.0.
16296 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
16297 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
16298 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
16299 optimize vector int, vector short, and vector char vec_extracts
16300 when the vector is in memory.
16301 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
16302 optimize vector int, vector short, and vector char vec_extracts
16303 when the element number is variable.
16305 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16308 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
16309 does not overlap with other symbol flags.
16311 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
16313 * config/aarch64/aarch64.h (aarch64_frame):
16314 Remove padding0 and hardfp_offset. Add locals_offset,
16315 initial_adjust, callee_adjust, callee_offset and final_adjust.
16316 * config/aarch64/aarch64.c (aarch64_layout_frame):
16317 Remove unused padding0 and hardfp_offset initializations.
16318 Choose frame layout and set frame variables accordingly.
16319 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
16320 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
16321 (aarch64_pop_regs): Likewise.
16322 (aarch64_expand_prologue): Remove all decision code, just emit
16323 prolog according to frame variables.
16324 (aarch64_expand_epilogue): Remove all decision code, just emit
16325 epilog according to frame variables.
16326 (aarch64_initial_elimination_offset): Use offset to local/arg area.
16328 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
16331 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
16332 fix_debug_reg_uses after changing source register mode to
16333 V1TImode if source register is undefined.
16335 2015-08-01 Alan Hayward <alan.hayward@arm.com>
16337 PR tree-optimization/71818
16338 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
16339 with non invariant evolutions
16341 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16344 * config/avr/avr.md (length) [branch]: Correct insn length
16345 attribute for forward branches.
16347 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16349 * doc/extend.texi (AVR Built-in Functions): Document
16350 __builtin_avr_nops.
16351 * config/avr/builtins.def (NOPS): New.
16352 * config/avr/avr.c (avr_expand_nops): New static function.
16353 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
16355 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16357 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
16358 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
16361 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
16363 * config/aarch64/aarch64.c (vulcan_tunings): Update
16364 vulcan L1 cache_line_size.
16366 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
16368 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
16369 function that takes a vector memory address, a hard register, an
16370 element number and a temporary base register, and recreates an
16371 address that points to the appropriate element within the vector.
16372 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
16373 (rs6000_split_vec_extract_var): Add support for the target of a
16374 vec_extract with variable element number being a scalar memory
16376 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
16378 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
16379 vsx_extract_<mode>_load insn with a new insn that optimizes
16380 storing either element to a memory location, using scratch
16381 registers to pick apart the vector and reconstruct the address.
16382 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
16383 (vsx_extract_<mode>_store): Rework alternatives to more correctly
16384 support Altivec registers. Add support for ISA 3.0 Altivec d-form
16386 (vsx_extract_<mode>_var): Add support for extracting a variable
16387 element number from memory.
16389 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
16391 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
16392 when testing for compares against constants of the form 0xabab.
16394 2016-07-29 Bin Cheng <bin.cheng@arm.com>
16396 PR tree-optimization/57558
16397 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
16399 (vect_loop_versioning): Support versioning with niter assumptions.
16400 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
16401 (vect_get_loop_niters): New parameter. Reimplement to support
16402 assumptions in loop niter info.
16403 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
16404 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
16405 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
16406 Support loop versioning for niters.
16407 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
16408 (vect_free_loop_info_assumptions): New function.
16409 (vectorize_loops): Free loop niter info for loops with flag
16410 LOOP_F_ASSUMPTIONS set if vectorization failed.
16411 * tree-vectorizer.h (struct _loop_vec_info): New field
16412 num_iters_assumptions.
16413 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
16414 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
16415 (LOOP_REQUIRES_VERSIONING): New macro.
16416 (vect_free_loop_info_assumptions): New decl.
16418 2016-07-29 Bin Cheng <bin.cheng@arm.com>
16420 * cfgloop.h (struct loop): New field constraints.
16421 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
16422 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
16424 * cfgloop.c (alloc_loop): Initialize new field.
16425 * cfgloopmanip.c (copy_loop_info): Copy constraints.
16426 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
16427 Adjust niter analysis wrto loop constraints.
16428 * doc/loop.texi (@node Number of iterations): Add description for loop
16431 2016-07-29 Marek Polacek <polacek@redhat.com>
16434 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
16435 (ix86_expand_round_builtin): Likewise.
16437 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
16438 Georg-Johann Lay <avr@gjlay.de>
16440 PR rtl-optimization/71976
16441 * combine.c (get_last_value): Return 0 if the argument for which
16442 the function is called has a wider mode than the recorded value.
16444 2016-07-29 Marek Polacek <polacek@redhat.com>
16447 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
16448 (altivec_expand_st_builtin): Likewise.
16450 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
16452 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
16453 introduced in r238381.
16455 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
16457 PR middle-end/68217
16458 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
16459 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
16461 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
16463 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
16465 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16466 Add support for vec_extract of vector double or vector long having
16467 a variable element number on 64-bit ISA 2.07 systems or newer.
16468 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
16470 (rs6000_split_vec_extract_var): New function to split a
16471 vec_extract built-in function with variable element number.
16472 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
16474 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
16475 (UNSPEC_VSX_EXTRACT): Likewise.
16476 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
16477 direct move instructions to be generated on 64-bit ISA 2.07
16478 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
16480 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
16481 arguments for vec_extract variable element.
16482 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
16483 vec_extract with variable element on V2DFmode and V2DImode
16485 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
16486 -mupper-regs-df requirement, since it isn't needed.
16487 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
16488 do direct moves on 64-bit systems, which allows optimization of
16489 vec_extract on 64-bit ISA 2.07 systems and newer.
16491 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
16492 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
16494 * config/aarch64/aarch64.md
16495 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
16496 statement and type.
16497 (<optab>qihi2_aarch64): Likewise, and split into two.
16498 (extendqihi2_aarch64): New.
16499 (zero_extendqihi2_aarch64): New.
16500 * config/aarch64/iterators.md (ldrxt): Remove.
16501 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
16504 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
16506 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
16508 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
16510 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
16511 (aarch64_push_reg): New function to push 1 or 2 registers.
16512 (aarch64_pop_reg): New function to pop 1 or 2 registers.
16513 (aarch64_expand_prologue): Use aarch64_push_regs.
16514 (aarch64_expand_epilogue): Use aarch64_pop_regs.
16516 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
16518 PR tree-optimization/71734
16519 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
16520 attribute instead of REF_LOOP and use it.
16521 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
16522 set it for Loops having non-zero safelen attribute.
16523 (ref_indep_loop_p): Pass zero as initial value for safelen.
16525 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
16527 PR middle-end/72657
16529 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
16530 call using chkp_gimple_call_builtin_p.
16531 (chkp_copy_bounds_for_assign): Likewise.
16533 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16535 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
16536 * config/arm/arm-protos.h (struct tune_params): Likewise.
16537 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
16538 (cortex_a9_sched_adjust_cost): Likewise.
16539 (fa726te_sched_adjust_cost): Likewise.
16540 (arm_adjust_cost): Likewise.
16541 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
16542 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
16543 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
16544 * config/i386/i386.c (ix86_adjust_cost): Likewise.
16545 * config/ia64/ia64.c: Likewise.
16546 * config/m68k/m68k.c: Likewise.
16547 * config/mep/mep.c (mep_adjust_cost): Likewise.
16548 * config/microblaze/microblaze.c (microblaze_adjust_cost):
16550 * config/mips/mips.c (mips_adjust_cost): Likewise.
16551 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
16553 * config/pa/pa.c (pa_adjust_cost): Likewise.
16554 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
16555 (rs6000_debug_adjust_cost): Likewise.
16556 * config/sh/sh.c (sh_adjust_cost): Likewise.
16557 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
16558 (hypersparc_adjust_cost): Likewise.
16559 (sparc_adjust_cost): Likewise.
16560 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
16561 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
16562 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
16564 * config/visium/visium.c (visium_adjust_cost): Likewise.
16565 * doc/tm.texi: Regenerate.
16566 * haifa-sched.c (dep_cost_1): Adjust.
16567 * target.def: Merge adjust_cost and adjust_cost_2.
16569 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16571 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
16573 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16575 * store-motion.c (struct st_expr): Make pattern_regs a vector.
16576 (extract_mentioned_regs): Append to a vector instead of
16577 returning a rtx_expr_list.
16578 (st_expr_entry): Adjust.
16579 (free_st_expr_entry): Likewise.
16580 (store_ops_ok): Likewise.
16581 (store_killed_in_insn): Likewise.
16582 (find_moveable_store): Likewise.
16584 2016-07-28 Martin Liska <mliska@suse.cz>
16586 PR gcov-profile/68025
16587 * tree-profile.c (tree_profiling): Respect
16588 no_profile_instrument_function attribute.
16589 * doc/extend.texi: Document no_profile_instrument_function
16592 2016-07-28 Martin Liska <mliska@suse.cz>
16594 PR rtl-optimization/70944
16595 * combine.c (make_compound_operation):
16596 Do not allow make_compound_operation for vector mode
16598 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
16600 PR middle-end/71994
16601 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
16602 before calling get_ops.
16604 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
16606 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
16607 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
16608 (BITS_PER_UNIT_LOG): Remove.
16609 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
16610 * expr.c (expand_assignment): Likewise.
16611 * stor-layout.c (initialize_sizetypes): Likewise.
16613 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
16615 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
16616 signature of rs6000_expand_vector_extract so that the element
16617 number is a RTX instead of a constant integer.
16618 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
16620 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
16621 (altivec_expand_vec_ext_builtin): Likewise.
16622 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
16623 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
16624 MFVSRLD instruction.
16626 2016-07-27 David Malcolm <dmalcolm@redhat.com>
16628 * input.c (get_pure_location): Move here from tree.c.
16629 (make_location): Likewise. Add header comment.
16630 (selftest::test_accessing_ordinary_linemaps): Verify
16631 pure_location_p, make_location, get_location_from_adhoc_loc and
16632 get_range_from_loc.
16633 * input.h (get_pure_location): Move declaration here from tree.h.
16634 (get_finish): Likewise for inline function.
16635 (make_location): Likewise for declaration.
16636 * tree.c (get_pure_location): Move to input.c.
16637 (make_location): Likewise.
16638 * tree.h (get_pure_location): Move declaration to tree.h.
16639 (get_finish): Likewise for inline function.
16640 (make_location): Likewise for declaration.
16642 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16644 PR middle-end/71078
16645 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
16647 2016-07-27 David Malcolm <dmalcolm@redhat.com>
16649 * system.h (STATIC_ASSERT): Use static_assert if building
16650 with C++11 onwards.
16652 2016-07-27 Richard Biener <rguenther@suse.de>
16654 PR tree-optimization/72517
16655 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
16656 Revert change to not compute read-read dependences.
16658 2016-07-27 Richard Biener <rguenther@suse.de>
16660 * predict.c (set_even_probabilities): Make nedges unsigned.
16662 2016-07-27 Martin Liska <mliska@suse.cz>
16664 * predict.c (set_even_probabilities): Handle unlikely edges.
16665 (combine_predictions_for_bb): Likewise.
16667 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
16670 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
16671 __float128 support when we don't have hardware support, so that
16672 the IEEE built-in functions like isgreater, first call __unordkf3
16673 to make sure neither operand is a NaN, and if both operands are
16674 ordered, do the normal comparison.
16676 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
16678 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
16680 (extract_code_and_val_from_cond_with_ops): Verify that name is
16681 either cond_op0 or cond_op1.
16683 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
16685 PR tree-optimization/18046
16686 * genmodes.c (emit_mode_size_inline): Emit an assert that
16687 verifies that mode is a valid array index.
16688 (emit_mode_nuinits_inline): Likewise.
16689 (emit_mode_inner_inline): Likewise.
16690 (emit_mode_unit_size_inline): Likewise.
16691 (emit_mode_unit_precision_inline): Likewise.
16692 * tree-vrp.c: Include params.h.
16693 (find_switch_asserts): Register edge assertions for the default
16694 label which correspond to the anti-ranges of each case label.
16695 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
16696 * doc/invoke.texi: Document it.
16698 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16700 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
16701 and unnecessary call to gimple_bb.
16703 2016-07-26 Richard Biener <rguenther@suse.de>
16705 PR rtl-optimization/71984
16706 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
16709 2016-07-26 Richard Biener <rguenther@suse.de>
16711 PR middle-end/72517
16712 * expmed.c (extract_bit_field_1): Constrain the vector mode
16713 with element size matching the extraction mode size when
16714 choosing a better vector mode to do the extraction from.
16716 2016-07-26 Richard Biener <rguenther@suse.de>
16717 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16719 PR middle-end/70920
16720 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
16723 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16725 * tree-ssa-structalias.c (struct scc_info): Change types of
16726 members to auto_sbitmap and auto_vec.
16727 (scc_info::scc_info): New constructor.
16728 (scc_info::~scc_info): New destructor.
16729 (init_scc_info): Remove.
16730 (free_scc_info): Remove.
16731 (find_indirect_cycles): Adjust.
16732 (perform_var_substitution): Likewise.
16733 (free_var_substitution_info): Likewise.
16735 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16737 * tree-outof-ssa.c (struct elim_graph): Change type of members
16738 to auto_vec and auto_sbitmap.
16739 (elim_graph::elim_graph): New constructor.
16740 (delete_elim_graph): Remove.
16741 (expand_phi_nodes): Adjust.
16743 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16745 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
16746 (new_elim_graph): Adjust.
16747 (clear_elim_graph): Likewise.
16748 (delete_elim_graph): Likewise.
16749 (elim_graph_size): Likewise.
16750 (elim_graph_add_node): Likewise.
16751 (elim_graph_add_edge): Likewise.
16752 (elim_graph_remove_succ_edge): Likewise.
16753 (eliminate_name): Likewise.
16754 (eliminate_build): Likewise.
16755 (elim_forward): Likewise.
16756 (elim_unvisited_predecessor): Likewise.
16757 (elim_backward): Likewise.
16758 (elim_create): Likewise.
16759 (eliminate_phi): Likewise.
16760 (expand_phi_nodes): Likewise.
16762 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16764 * bt-load.c (compute_out): Use auto_sbitmap class.
16765 (link_btr_uses): Likewise.
16766 * cfganal.c (mark_dfs_back_edges): Likewise.
16767 (post_order_compute): Likewise.
16768 (inverted_post_order_compute): Likewise.
16769 (pre_and_rev_post_order_compute_fn): Likewise.
16770 (single_pred_before_succ_order): Likewise.
16771 * cfgexpand.c (pass_expand::execute): Likewise.
16772 * cfgloop.c (verify_loop_structure): Likewise.
16773 * cfgloopmanip.c (fix_bb_placements): Likewise.
16774 (remove_path): Likewise.
16775 (update_dominators_in_loop): Likewise.
16776 * cfgrtl.c (break_superblocks): Likewise.
16777 * ddg.c (check_sccs): Likewise.
16778 (create_ddg_all_sccs): Likewise.
16779 * df-core.c (df_worklist_dataflow): Likewise.
16780 * dse.c (dse_step3): Likewise.
16781 * except.c (eh_region_outermost): Likewise.
16782 * function.c (thread_prologue_and_epilogue_insns): Likewise.
16783 * gcse.c (prune_expressions): Likewise.
16784 (prune_insertions_deletions): Likewise.
16785 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
16786 * graph.c (draw_cfg_nodes_no_loops): Likewise.
16787 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
16788 * lcm.c (compute_earliest): Likewise.
16789 (compute_farthest): Likewise.
16790 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
16791 (unroll_loop_runtime_iterations): Likewise.
16792 (unroll_loop_stupid): Likewise.
16793 * lower-subreg.c (decompose_multiword_subregs): Likewise.
16794 * lra-lives.c: Likewise.
16795 * lra.c (lra): Likewise.
16796 * modulo-sched.c (schedule_reg_moves): Likewise.
16797 (optimize_sc): Likewise.
16798 (get_sched_window): Likewise.
16799 (sms_schedule_by_order): Likewise.
16800 (check_nodes_order): Likewise.
16801 (order_nodes_of_sccs): Likewise.
16802 (order_nodes_in_scc): Likewise.
16803 * recog.c (split_all_insns): Likewise.
16804 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
16805 * reload1.c (reload): Likewise.
16806 * sched-rgn.c (haifa_find_rgns): Likewise.
16807 (split_edges): Likewise.
16808 (compute_trg_info): Likewise.
16809 * sel-sched.c (init_seqno): Likewise.
16810 * store-motion.c (remove_reachable_equiv_notes): Likewise.
16811 * tree-into-ssa.c (update_ssa): Likewise.
16812 * tree-ssa-live.c (live_worklist): Likewise.
16813 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
16814 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
16816 (try_peel_loop): Likewise.
16817 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
16819 * tree-ssa-pre.c (compute_antic): Likewise.
16820 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
16821 * tree-stdarg.c (reachable_at_most_once): Likewise.
16822 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
16823 * var-tracking.c (vt_find_locations): Likewise.
16825 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16827 * sbitmap.h (auto_sbitmap): New class.
16829 2016-07-26 Alan Modra <amodra@gmail.com>
16832 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
16835 2016-07-25 David Malcolm <dmalcolm@redhat.com>
16837 * input.c (selftest::temp_source_file::temp_source_file): Fix
16838 missing "%s" in fprintf.
16840 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
16842 PR middle-end/71732
16843 * cselib.c (cselib_process_insn): Invalidate argument slots for
16846 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16848 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
16849 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
16850 vmulxh_lane_f16, vmulxh_laneq_f16): New.
16852 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16854 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16855 * config/aarch64/aarch64.md (fma, fnma): Support HF.
16856 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
16858 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16860 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16861 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
16863 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
16864 (add<mode>3): Likewise.
16865 (sub<mode>3): Likewise.
16866 (mul<mode>3): Likewise.
16867 (div<mode>3): Likewise.
16868 (*div<mode>3): Likewise.
16869 (<fmaxmin><mode>3): Extend to HF.
16870 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
16871 (fabd<mode>3): Likewise.
16872 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
16873 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
16874 (aarch64_fmulx<mode>): Likewise.
16875 (aarch64_fac<optab><mode>): Likewise.
16876 (aarch64_frecps<mode>): Likewise.
16877 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
16878 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
16879 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
16880 (VSDQ_HSDI): Support HI.
16881 (fcvt_target, FCVT_TARGET): Likewise.
16882 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
16883 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
16884 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
16885 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
16886 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
16887 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
16888 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
16889 vrsqrtsh_f16): New.
16891 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16893 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
16894 * config/aarch64/aarch64-builtins.c (hi_UP): New.
16895 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16896 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
16898 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
16899 (aarch64_cm<optab><mode>): Likewise.
16900 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
16901 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
16902 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
16903 (sqrt<mode>2): Likewise.
16904 (*sqrt<mode>2): Likewise.
16905 (abs<mode>2): Likewise.
16906 (<optab><mode>hf2): New pattern for HF mode.
16907 (<optab>hihf2): Likewise.
16908 * config/aarch64/arm_neon.h: Include arm_fp16.h.
16909 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
16910 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
16912 * config/aarch64/arm_fp16.h: New file.
16913 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
16914 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
16915 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
16916 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
16917 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
16918 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
16919 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
16920 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
16921 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
16922 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
16923 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
16924 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
16927 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16929 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
16930 reduc_smin_scal_): Use VDQIF_F16.
16931 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
16932 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
16934 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
16935 * config/aarch64/iterators.md (VDQIF_F16): New.
16936 (vp): Support HF modes.
16937 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
16938 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
16940 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16942 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
16943 "*aarch64_mulx_elt_from_dup<mode>".
16944 (*aarch64_mul3_elt<mode>): Update schedule type.
16945 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
16946 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
16947 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
16948 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
16949 (f, fp): Support HF modes.
16950 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
16951 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
16952 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
16953 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
16954 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
16955 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
16957 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16959 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16960 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
16962 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
16965 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16967 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16968 * config/aarch64/aarch64-simd.md
16969 (aarch64_rsqrts<mode>): Extend to HF modes.
16970 (fabd<mode>3): Likewise.
16971 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
16972 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
16973 (aarch64_<maxmin_uns>p<mode>): Likewise.
16974 (<su><maxmin><mode>3): Likewise.
16975 (<maxmin_uns><mode>3): Likewise.
16976 (<fmaxmin><mode>3): Likewise.
16977 (aarch64_faddp<mode>): Likewise.
16978 (aarch64_fmulx<mode>): Likewise.
16979 (aarch64_frecps<mode>): Likewise.
16980 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
16981 (add<mode>3): Extend to HF modes.
16982 (sub<mode>3): Likewise.
16983 (mul<mode>3): Likewise.
16984 (div<mode>3): Likewise.
16985 (*div<mode>3): Likewise.
16986 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
16988 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
16989 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
16990 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
16991 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
16992 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
16993 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
16994 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
16995 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
16996 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
16997 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
16998 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
16999 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
17000 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
17001 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
17003 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17005 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
17006 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17007 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
17008 (neg<mode>2): Likewise.
17009 (abs<mode>2): Likewise.
17010 (<frint_pattern><mode>2): Likewise.
17011 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
17012 (<optab><VDQF:mode><fcvt_target>2): Likewise.
17013 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
17014 (ftrunc<VDQF:mode>2): Likewise.
17015 (<optab><fcvt_target><VDQF:mode>2): Likewise.
17016 (sqrt<mode>2): Likewise.
17017 (*sqrt<mode>2): Likewise.
17018 (aarch64_frecpe<mode>): Likewise.
17019 (aarch64_cm<optab><mode>): Likewise.
17020 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
17022 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
17023 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
17025 * config/aarch64/arm_neon.h (vdup_n_f16): New.
17026 (vdupq_n_f16): Likewise.
17027 (vld1_dup_f16): Use vdup_n_f16.
17028 (vld1q_dup_f16): Use vdupq_n_f16.
17029 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
17030 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
17031 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
17032 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
17033 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
17034 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
17035 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
17036 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
17037 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
17038 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
17039 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
17040 vsqrt_f16, vsqrtq_f16): New.
17042 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17044 * config/aarch64/aarch64-simd.md
17045 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
17046 (aarch64_ext<mode>): Likewise.
17047 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
17048 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
17049 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
17051 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
17053 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
17054 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
17055 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
17056 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
17057 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
17058 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
17059 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
17061 (vmov_n_f16): Reimplement using vdup_n_f16.
17062 (vmovq_n_f16): Reimplement using vdupq_n_f16..
17064 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17066 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
17067 "frame_related_p". Generate CFA annotation when it's necessary.
17068 (aarch64_expand_prologue): Use aarch64_add_constant.
17069 (aarch64_expand_epilogue): Likewise.
17070 (aarch64_output_mi_thunk): Pass "false" when calling
17071 aarch64_add_constant.
17073 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17075 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
17078 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17080 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
17081 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
17082 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
17083 (aarch64_build_constant): Delete.
17085 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
17088 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
17090 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
17091 flag_toplevel_reorder.
17093 2016-07-25 Richard Biener <rguenther@suse.de>
17095 * cgraph.c (cgraph_node::verify_node): Compare against builtin
17096 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
17097 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
17098 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
17099 (streamer_get_builtin_tree): Likewise.
17100 (streamer_write_builtin): Likewise.
17101 * lto-streamer.h (LTO_builtin_decl): Remove.
17102 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
17103 (lto_input_scc): Remove LTO_builtin_decl handling.
17104 (lto_input_tree_1): Liekwise.
17105 * lto-streamer-out.c (lto_output_tree_1): Remove special
17106 handling of builtins.
17107 (DFS::DFS): Likewise.
17108 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
17109 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
17111 (streamer_write_builtin): Remove.
17113 2016-07-25 Martin Liska <mliska@suse.cz>
17115 * lto-cgraph.c (input_symtab): Don't call get_working_sets
17116 if flag_auto_profile is set to true.
17118 2016-07-25 Martin Liska <mliska@suse.cz>
17120 PR gcov-profile/71868
17121 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
17122 have a function with multiple latches, count them all.
17124 2016-07-25 Martin Liska <mliska@suse.cz>
17126 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
17128 2016-07-25 Martin Liska <mliska@suse.cz>
17130 PR tree-optimization/71987
17131 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
17132 just for SSA_NAMEs. Fix GNU coding style.
17134 2016-07-25 Martin Liska <mliska@suse.cz>
17136 PR gcov-profile/64874
17137 * gcov-io.h: Update command about file format.
17138 * gcov-iov.c (main): Adapt the numbering scheme.
17140 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17142 PR middle-end/66726
17143 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
17144 whose result is used in PHI.
17145 (final_range_test_p): Likewise.
17146 (maybe_optimize_range_tests): Likewise.
17148 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
17150 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17151 Reformat two multi-line strings.
17153 2016-07-22 Martin Sebor <msebor@redhat.com>
17155 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
17157 2016-07-22 Martin Sebor <msebor@redhat.com>
17160 * doc/extend.texi (Compound Literals): Correct and clarify.
17161 (Cast to Union): Same.
17163 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
17165 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
17166 comments to explain why certain error messages make mention of
17167 undocumented options.
17168 (rs6000_invalid_builtin): Change error messages to replace mention
17169 of undocumented options with mention of the -mcpu=power9 option
17170 that enables those undocumented options.
17171 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
17172 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
17173 definition of this macro to correct an existing error.
17174 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
17175 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
17176 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
17177 descriptions of built-in functions so that they depend on
17178 -mcpu=power9 instead of on the corresponding undocumented flags.
17179 * doc/invoke.texi (Option Summary): Remove all mention of newly
17180 undocumented flags.
17181 (IBM RS/6000 and PowerPC Options): Likewise.
17182 * doc/md.texi (Constraints for Particuliar Machines): Remove all
17183 mention of newly undocumented flags.
17185 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
17187 * ipa-cp.c (determine_versionability): Do not create constprop clones,
17188 when target_clones attribute is set.
17190 2016-07-22 Bin Cheng <bin.cheng@arm.com>
17192 * common.opt (funsafe-loop-optimizations): Mark ignore.
17193 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
17194 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
17196 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
17197 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
17199 2016-07-22 Bin Cheng <bin.cheng@arm.com>
17201 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
17203 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
17205 (number_of_iterations_exit): Warn missed loop optimization for
17206 possible infinite loops.
17208 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
17211 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
17212 when to emit a ".machine" pseudo-op.
17214 2016-07-22 Martin Liska <mliska@suse.cz>
17216 PR gcov-profile/69028
17217 PR gcov-profile/62047
17218 * coverage.c (coverage_compute_lineno_checksum): Do not
17219 calculate checksum for fns w/o xloc.file.
17220 (coverage_compute_profile_id): Likewise.
17222 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
17224 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
17225 (avr_secondary_reload): ...and implementation.
17226 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
17227 * config/avr/avr.md (reload_in<mode>): Remove insns.
17228 (adjust_len) [lpm]: Remove insn attribute value.
17229 * config/avr/predicates.md (flash_operand): Remove insn predicate.
17231 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
17233 PR middle-end/71876
17234 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
17236 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
17237 * calls.c (special_function_p): Remove the special handling of the
17238 "__builtin_" prefix.
17240 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
17242 PR middle-end/71876
17243 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
17244 if STMT may be an alloca call.
17245 (gimple_alloca_call_p, alloca_call_p): Return only true for the
17246 builtin alloca call.
17247 * calls.h (gimple_maybe_alloca_call_p): New function.
17248 * tree-inline.c (inline_forbidden_p_stmt): Use
17249 gimple_maybe_alloca_call_p here.
17251 2016-07-21 David Malcolm <dmalcolm@redhat.com>
17253 * spellcheck-tree.c (best_macro_match::best_macro_match):
17254 Explictly specify the template arguments when invoking the base
17255 class constructor, to help older C++ compilers.
17257 2016-07-21 Jakub Jelinek <jakub@redhat.com>
17260 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
17261 before builtin_decl_implicit.
17263 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17265 * optabs.c (emit_condiitonal_move): Short circuit for identical
17268 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17270 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
17271 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
17272 (noce_conversion_profitable_p): New.
17273 (noce_try_store_flag_constants): Use it.
17274 (noce_try_addcc): Likewise.
17275 (noce_try_store_flag_mask): Likewise.
17276 (noce_try_cmove): Likewise.
17277 (noce_try_cmove_arith): Likewise.
17278 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
17280 (noce_convert_multiple_sets): Move cost model to here, from...
17281 (bb_ok_for_noce_convert_multiple_sets) ...here.
17282 (noce_process_if_block): Update calls for above changes.
17283 (noce_find_if_block): Record new noce_if_info parameters.
17285 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17287 * target.def (max_noce_ifcvt_seq_cost): New.
17288 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
17289 * doc/tm.texi: Regenerate.
17290 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
17291 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
17292 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
17293 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
17294 * doc/invoke.texi: Document new params.
17296 2016-07-21 Richard Biener <rguenther@suse.de>
17298 PR tree-optimization/71947
17299 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
17300 ranges have useful limit_vr information.
17302 2016-07-21 Richard Biener <rguenther@suse.de>
17304 * function-tests.c (build_trivial_generic_function): Set
17305 BLOCK_SUPERCONTEXT of DECL_INITIAL.
17306 * omp-low.c (create_omp_child_function): Likewise.
17307 (grid_expand_target_grid_body): Likewise.
17308 * cgraphunit.c (init_lowered_empty_function): Likewise.
17309 (cgraph_node::expand_thunk): Likewise.
17310 * tree-parloops.c (create_loop_fn): Likewise.
17311 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
17313 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17315 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
17318 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
17320 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
17321 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
17322 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
17323 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
17324 values for insn attribute.
17325 * config/avr/avr.c (avr_out_insert_notbit): New function.
17326 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
17327 ADJUST_LEN_INSV_NOTBIT_0/_7.
17328 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
17330 2016-07-21 Bin Cheng <bin.cheng@arm.com>
17332 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
17333 (chrec_convert_1, chrec_convert): Ditto.
17334 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
17335 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
17336 * tree-vrp.c (adjust_range_with_scev): Ditto.
17337 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
17338 (scev_var_range_cant_overflow): New function.
17339 (scev_probably_wraps_p): New parameter. Call above function.
17340 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
17342 2016-07-21 Bin Cheng <bin.cheng@arm.com>
17344 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
17345 by removing computation of may_be_zero.
17347 2016-07-21 Jakub Jelinek <jakub@redhat.com>
17349 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
17351 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
17353 Improving concepts performance and diagnostics.
17354 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
17355 for constraint satisfaction and subsumption.
17356 * timevar.h (auto_timevar): New constructor that matches the push/pop
17357 pattern of usage in pt.c.
17359 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
17361 * hwint.h (HOST_WIDE_INT_0): New define.
17362 (HOST_WIDE_INT_0U): Ditto.
17363 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
17364 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
17365 * simplify-rtx.c: Ditto.
17366 * tree-object-size.c: Ditto.
17368 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17370 * config/s390/s390.c (s390_encode_section_info): Remove mode size
17373 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
17375 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
17376 * combine.c: Use HOST_WIDE_INT_M1U instead of
17377 ~(unsigned HOST_WIDE_INT) 0.
17378 * double-int.h: Ditto.
17380 * dwarf2asm.c:Ditto.
17382 * genmodes.c: Ditto.
17384 * read-rtl.c: Ditto.
17385 * tree-ssa-loop-ivopts.c: Ditto.
17386 * tree-ssa-loop-prefetch.c: Ditto.
17387 * tree-vect-generic.c: Ditto.
17388 * tree-vect-patterns.c: Ditto.
17391 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17393 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
17394 constant addresses outside [0,0xc0] into a register.
17395 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
17396 cases where the base address register is unused after.
17397 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
17398 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
17399 (avr_out_store_psi_reg_disp_tiny): Same.
17401 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17403 Implement attribute progmem on reduced Tiny cores by adding
17404 flash offset 0x4000 to respective symbols.
17407 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
17408 documentation how it works on reduced Tiny cores.
17409 (AVR Named Address Spaces): No support for reduced Tiny.
17410 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
17411 (avr_address_tiny_pm_p): New static function.
17412 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
17413 if the address is in progmem.
17414 (avr_assemble_integer): Same.
17415 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
17416 for symbol_ref in progmem.
17417 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
17418 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
17419 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
17421 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
17423 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
17424 * configure: Regenerate.
17425 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
17426 (USE_THIN_ARCHIVES): New variable.
17427 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
17428 this archive as a thin archive.
17430 2016-07-20 David Malcolm <dmalcolm@redhat.com>
17432 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
17433 same location as last time, don't skip if we have fix-it hints.
17434 Clarify the skipping logic by converting it from one "if" clause
17435 to repeated "if" clauses.
17436 * spellcheck-tree.c: Include "cpplib.h".
17437 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
17438 (best_macro_match::best_macro_match): New constructor.
17439 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
17440 Move here from c/c-decl.c.
17441 (class best_macro_match): Move here from c/c-decl.c, converting
17442 from a typedef to a subclass, gaining a ctor.
17444 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17446 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
17447 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
17449 (avr_addr_space_diagnose_usage): ...and implementation.
17450 (avr_addr_space_supported_p): New function.
17451 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
17452 report bad address space usage if that space is supported.
17453 (avr_insert_attributes): Same. No more complain about unsupported
17455 * config/avr/avr-c.c (tm_p.h): Include it.
17456 (avr_cpu_cpp_builtins): Only define addr-space related built-in
17457 macro if avr_addr_space_supported_p.
17459 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
17461 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
17462 flag_toplevel_reorder.
17464 2016-07-20 David Malcolm <dmalcolm@redhat.com>
17466 * gcc-rich-location.c
17467 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
17469 * gcc-rich-location.h
17470 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
17472 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17474 * target.def (addr_space): Add new diagnose_usage to hook vector.
17475 * targhooks.c (default_addr_space_diagnose_usage): Add default
17476 implementation and...
17477 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
17478 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
17479 is some address space, call targetm.addr_space.diagnose_usage.
17480 * doc/tm.texi.in (Named Address Spaces): Add anchor for
17481 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
17482 * doc/tm.texi: Regenerate.
17484 2016-07-20 Martin Liska <mliska@suse.cz>
17486 PR middle-end/71898
17487 * graphite-isl-ast-to-gimple.c (later_of_the_two):
17488 Properly handly PHI stmts.
17490 2016-07-20 Bin Cheng <bin.cheng@arm.com>
17492 PR tree-optimization/71503
17493 PR tree-optimization/71683
17494 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
17497 2016-07-20 Martin Liska <mliska@suse.cz>
17499 * doc/invoke.texi (-fipa-ra): Document when the option is
17500 disabled. Fix a typo.
17502 2016-07-20 Martin Liska <mliska@suse.cz>
17504 * Makefile.in: Include fibonacci_heap.c
17505 * fibonacci_heap.c: New file.
17506 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
17507 (fibonacci_heap::union_with): Fix deletion of the second heap.
17508 * selftest-run-tests.c (selftest::run_tests): Incorporate
17509 fibonacci heap tests.
17510 * selftest.h: Declare fibonacci_heap_c_tests.
17512 2016-07-20 Martin Liska <mliska@suse.cz>
17514 * selftest-run-tests.c (selftest::run_tests): New function.
17515 * selftest.h (sreal_c_tests): Declare.
17516 * sreal.c (sreal_verify_basics): New function.
17517 (verify_aritmetics): Likewise.
17518 (sreal_verify_arithmetics): Likewise.
17519 (verify_shifting): Likewise.
17520 (sreal_verify_shifting): Likewise.
17521 (void sreal_c_tests): Likewise.
17523 2016-07-19 Jakub Jelinek <jakub@redhat.com>
17525 PR rtl-optimization/71916
17526 * cfgrtl.c (contains_no_active_insn_p): Return false also for
17527 bb which have a single succ fake edge.
17529 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
17532 * dwarf2out.c (gen_subprogram_die): Only call
17533 gen_unspecified_parameters_die while dumping early dwarf.
17535 2016-07-19 Jakub Jelinek <jakub@redhat.com>
17537 PR middle-end/71874
17538 * gimple-fold.c (fold_builtin_memory_op): Use
17539 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
17541 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
17543 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
17544 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
17545 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
17546 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
17547 * combine.c: Ditto.
17550 * double-int.c: Ditto.
17552 * dwarf2out.c: Ditto.
17555 * fold-const.c: Ditto.
17556 * function.c: Ditto.
17558 * genmodes.c: Ditto.
17562 * loop-doloop.c: Ditto.
17563 * loop-invariant.c: Ditto.
17564 * loop-iv.c: Ditto.
17569 * rtlanal.c: Ditto.
17570 * simplify-rtx.c: Ditto.
17571 * stor-layout.c: Ditto.
17573 * tree-ssa-loop-ivopts.c: Ditto.
17574 * tree-vect-generic.c: Ditto.
17575 * tree-vect-patterns.c: Ditto.
17580 * wide-int-print.cc: Ditto.
17581 * wide-int.cc: Ditto.
17582 * wide-int.h: Ditto.
17584 2016-07-19 David Malcolm <dmalcolm@redhat.com>
17586 * selftest.c (selftest::assert_streq): Handle NULL values of
17587 val_actual and val_expected.
17589 2016-07-19 Martin Jambor <mjambor@suse.cz>
17592 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
17593 rather than cgraph_create_node to get a call graph node.
17595 2016-07-19 Richard Biener <rguenther@suse.de>
17597 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
17598 handle all tcc_constant bases and valueize SSA names.
17599 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
17600 tcc_constant bases.
17602 2016-07-19 David Malcolm <dmalcolm@redhat.com>
17604 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
17605 the flags of the exit block and bb2, not just the entry block.
17607 2016-07-19 Richard Biener <rguenther@suse.de>
17609 PR tree-optimization/71901
17610 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
17611 align member, group stuff with the bitfield.
17612 (vn_ref_op_align_unit): New inline.
17613 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
17614 record element alignment and operand 3 unchanged.
17615 (ao_ref_init_from_vn_reference): Adjust.
17616 (valueize_refs_1): Likewise.
17617 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
17619 2016-07-19 Richard Biener <rguenther@suse.de>
17621 PR tree-optimization/71908
17622 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
17623 symbolic constants in a more reliable way.
17625 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
17627 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
17629 (vect_update_inits_of_drs): Likewise.
17630 (vect_create_cond_for_alias_checks): Likewise.
17631 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
17633 2016-07-19 Richard Biener <rguenther@suse.de>
17636 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
17637 with an abstract origin that is not an inlined function outer
17638 scope add a self-reference as abstract origin.
17639 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
17641 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
17644 * config/rs6000/rs6000.c (rs6000_function_value): Fix
17645 unintentional System V.4 structure return breakage for structures
17646 with a single floating point element.
17648 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
17650 PR tree-optimization/71734
17651 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
17652 contains REF, use it to check safelen, assume that safelen value
17653 must be greater 1, fix style.
17654 (ref_indep_loop_p_2): Add REF_LOOP argument.
17655 (ref_indep_loop_p): Pass LOOP as additional argument to
17656 ref_indep_loop_p_2.
17658 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
17660 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
17661 allocation in the prologue.
17662 * explow.c (get_dynamic_stack_base): New function to return an address
17663 expression for the dynamic stack base.
17664 (get_dynamic_stack_size): New function to do the required dynamic stack
17665 space size calculations.
17666 (allocate_dynamic_stack_space): Use new functions.
17667 (align_dynamic_address): Move some code from
17668 allocate_dynamic_stack_space to new function.
17669 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
17671 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17673 * config/s390/s390.c (s390_encode_section_info): Always set
17674 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
17677 2016-07-18 Richard Biener <rguenther@suse.de>
17679 PR tree-optimization/71893
17680 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
17681 for sizetype cast added by array_ref_element_size.
17682 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17684 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
17686 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
17687 register parameters. Remove code to initialize argument pointer
17688 on TARGET_64BIT. Optimize call to _mcount when it can be reached
17689 using a pc-relative branch. Cleanup conditional code.
17690 * config/pa/pa.md (call_mcount): New expander.
17691 (call_mcount_nonpic): New insn.
17692 (call_mcount_pic): New insn and split.
17693 (call_mcount_pic_post_reload): New insn.
17694 (call_mcount_64bit): New insn and split.
17695 (call_mcount_64bit_post_reload): New insn.
17697 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
17699 * config/avr/predicates.md (const_m255_to_m1_operand): New.
17700 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
17701 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
17702 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
17703 (*usum_widenqihi3, *udiff_widenqihi3)
17704 (*addhi3_zero_extend.const): New combiner insns.
17705 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
17706 just 1 bit is affected.
17707 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
17708 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
17710 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
17712 * omp-low.c (lower_omp_target): Mark data clauses with
17713 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
17714 zero-length subarrays.
17716 2016-07-15 Richard Biener <rguenther@suse.de>
17718 PR tree-optimization/71881
17719 * tree-loop-distribution.c (destroy_loop): Remove blocks in
17720 reverse DOM order to make debug temp generation happy.
17722 2016-07-15 Richard Biener <rguenther@suse.de>
17724 PR tree-optimization/71887
17725 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
17726 verify it is not zero for division / modulo handling.
17727 (value_replacement): Adjust.
17729 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
17730 Julian Brown <julian@codesourcery.com>
17732 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
17733 * config/aarch64/aarch64-cost-tables.h
17734 (vulcan_extra_costs): New variable.
17735 * config/aarch64/aarch64.c
17736 (vulcan_addrcost_table): Likewise.
17737 (vulcan_regmove_cost): Likewise.
17738 (vulcan_vector_cost): Likewise.
17739 (vulcan_branch_cost): Likewise.
17740 (vulcan_tunings): Likewise.
17742 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
17744 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
17745 (output_in_order): Loop over undefined variables too. Output them
17746 via assemble_undefined_decl. Skip variables that correspond to hard
17747 registers or have value-exprs.
17748 * varpool.c (symbol_table::output_variables): Handle undefined
17749 variables together with defined ones.
17751 2016-07-15 Richard Biener <rguenther@suse.de>
17753 * tree-ssa-pre.c (get_representative_for): Make sure to return
17754 the value number of SSA names.
17755 (phi_translate_1): get_representative_for cannot return NULL.
17756 (do_pre_regular_insertion): Remove redundant call to
17757 fully_constant_expression.
17758 (do_pre_partial_partial_insertion): Likewise.
17760 2016-07-15 Bin Cheng <bin.cheng@arm.com>
17762 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
17763 (derive_simple_iv_with_niters): New function.
17764 (simple_iv): Rewrite using simple_iv_with_niters.
17765 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
17766 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
17768 (number_of_iterations_exit): Rewrite using above function.
17769 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
17772 2016-07-15 Richard Biener <rguenther@suse.de>
17774 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
17775 vec_construct cost.
17777 2016-07-14 Jakub Jelinek <jakub@redhat.com>
17779 PR tree-optimization/71872
17780 * tree-data-ref.c (get_references_in_stmt): Ignore references
17781 with is_gimple_constant get_base_address.
17783 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
17785 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
17786 (TARGET_HAVE_LDACQD): New macro.
17787 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
17788 than TARGET_HAVE_LDACQ.
17789 (arm_load_acquire_exclusivedi): Likewise.
17790 (arm_store_release_exclusivedi): Likewise.
17792 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
17794 PR rtl-optimization/71878
17795 * lra-constraints.c (match_reload): Pass information about other
17796 output operands. Create new unique register value if matching input
17797 operand shares same register value as output operand being considered.
17798 (curr_insn_transform): Record output operands already processed.
17800 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17803 PR tree-optimization/70923
17804 * tree-vect-patterns.c: Include mult-synthesis.h.
17805 (target_supports_mult_synth_alg): New function.
17806 (synth_lshift_by_additions): Likewise.
17807 (apply_binop_and_append_stmt): Likewise.
17808 (vect_synth_mult_by_constant): Likewise.
17809 (target_has_vecop_for_code): Likewise.
17810 (vect_recog_mult_pattern): Use above functions to synthesize vector
17811 multiplication by integer constants.
17813 2016-07-14 Alan Modra <amodra@gmail.com>
17815 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
17816 gpr alternatives. Correct '*' placement on Y,r alternative.
17817 Add '*' on operand 1 of r,r alternative.
17819 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17821 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
17822 * expmed.h: ... Here.
17824 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
17826 * gimple.h (stmt_can_terminate_bb_p): New function.
17827 * tree-cfg.c (need_fake_edge_p): Rename to ...
17828 (stmt_can_terminate_bb_p): ... this; return true if stmt can
17829 throw external; handle const and pure calls.
17830 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
17832 2016-07-14 Richard Biener <rguenther@suse.de>
17834 PR tree-optimization/71866
17835 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
17836 (do_hoist_insertion): Avoid endless recursion when we
17837 didn't insert anything because we managed to simplify
17838 things down to a constant or SSA name.
17839 (fully_constant_expression): Re-write in terms of ...
17840 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
17841 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
17842 vn_nary_build_or_lookup_1.
17843 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
17844 (vn_nary_build_or_lookup): ... this which now wraps it.
17846 2016-07-14 Alan Modra <amodra@gmail.com>
17849 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
17850 with p9_vector override before power9-dform override.
17852 2016-07-13 Andi Kleen <ak@linux.intel.com>
17854 * value-prof.c (gimple_value_profile_transformations): Don't run
17855 when auto_profile is on.
17857 2016-07-13 Andi Kleen <ak@linux.intel.com>
17859 * auto-profile.c (update_inlined_ind_target,
17860 afdo_indirect_call): Print information to dump file.
17862 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
17864 * genrecog.c (special_predicate_operand_p): New function.
17865 (predicate_name): Move function.
17866 (validate_pattern): Don't warn about missing mode for all
17867 define_special_predicate predicates.
17869 2016-07-13 Bin Cheng <bin.cheng@arm.com>
17871 * tree-vect-data-refs.c (vect_no_alias_p): New function.
17872 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
17873 resolve alias checks which are known at compilation time.
17874 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
17875 alias checks are resolved. Move dump info for too many runtime
17876 alias checks to here...
17877 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
17879 2016-07-13 Richard Biener <rguenther@suse.de>
17881 PR tree-optimization/24574
17882 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
17883 position and add shift, rotate, divison and modulo support
17885 (value_replacement): Pass in argument position to absorbing_element_p.
17887 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
17890 * ipa-inline-transform.c (inline_call): Support
17891 instrumented thunks.
17893 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
17895 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
17896 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
17898 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
17899 Baseline. Make initial alternative TARGET_32BIT only.
17900 (udivsi3): Likewise.
17901 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
17902 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
17905 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
17907 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
17908 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
17909 availability with TARGET_HAVE_MOVT.
17910 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
17911 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
17912 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
17914 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
17915 extra instruction if MOVW is available. Use a cost variable
17916 incremented by COSTS_N_INSNS (1) when the condition match rather than
17917 returning an arithmetic expression based on COSTS_N_INSNS. Make
17918 constant with bottom half word zero cost 2 instruction if MOVW is
17920 * config/arm/arm.md (define_attr "arch"): Add v8mb.
17921 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
17922 target is ARMv8-M Baseline.
17923 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
17924 (arm_movtas_ze): Likewise.
17925 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
17926 alternative for constants satisfying j constraint.
17927 (thumb1_movsi_insn): Likewise.
17928 (movsi splitter for K alternative): Tighten condition to not trigger
17929 if movt is available and j constraint is satisfied.
17930 (Pe immediate splitter): Likewise.
17931 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
17932 constant fitting in an halfword to use MOVW.
17933 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
17936 2016-07-13 Richard Biener <rguenther@suse.de>
17938 PR middle-end/71104
17939 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
17940 gimplifying the LHS. Make sure to gimplify a returning twice
17941 call LHS without using SSA names.
17943 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17945 * tree-data-ref.c (find_data_references_in_stmt): Remove
17946 unnecessary call to vec::release.
17947 (graphite_find_data_references_in_stmt): Likewise.
17948 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
17949 * tree-vect-stmts.c (vectorizable_condition): Likewise.
17951 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17953 * cfgexpand.c (expand_used_vars): Make the type of a local
17955 * genmatch.c (lower_for): Likewise.
17956 * haifa-sched.c (haifa_sched_init): Likewise.
17957 (add_to_speculative_block): Likewise.
17958 (create_check_block_twin): Likewise.
17959 * predict.c (handle_missing_profiles): Likewise.
17960 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
17961 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
17962 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
17964 (maybe_lower_iteration_bound): Likewise.
17965 * tree-ssa-sccvn.c (DFS): Likewise.
17966 * tree-stdarg.c (reachable_at_most_once): Likewise.
17967 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
17968 (vectorizable_store): Likewise.
17970 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17972 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
17973 (sccvn_dom_walker): make cond_stack an auto_vec.
17975 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17977 * ree.c (struct ext_state): Make type of members auto_vec.
17978 (find_and_remove_re): Adjust.
17980 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17982 * cfgexpand.c (struct stack_vars_data): Make type of fields
17984 (expand_used_vars): Adjust.
17986 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17988 * ipa.c (record_cdtor_fn): Adjust.
17989 (build_cdtor_fns): Likewise.
17990 (ipa_cdtor_merge): Make static_ctors and static_dtors local
17993 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17995 * genextract.c (struct accum_extract): Add constructor and make
17997 (gen_insn): Adjust.
17999 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18001 * tree.c (struct free_lang_data_d): Add constructor and change
18002 types of members to ones that automatically manage resources.
18003 (fld_worklist_push): Adjust.
18004 (find_decls_types): Likewise.
18005 (find_decls_types_in_eh_region): Likewise.
18006 (free_lang_data_in_cgraph): Stop manually creating and
18007 destroying members of free_lang_data_d.
18009 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
18011 PR rtl-optimization/68961
18012 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
18013 peephole variant. Use sse_reg_operand predicates.
18015 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
18017 * config/i386/predicates.md (x86_64_immediate_operand)
18018 <case CONST_INT>: Remove unneeded truncation to DImode.
18019 <case CONST>: Ditto.
18020 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
18022 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
18025 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
18026 The xxperm and xxpermr instructions require that the 2nd input
18027 operand overlap with the output operand, and not the 1st.
18028 (altivec_vperm_v8hiv16qi): Likewise.
18029 (altivec_vperm_<mode>_uns_internal): Likewise.
18030 (altivec_vpermr_<mode>_internal): Likewise.
18031 (vperm_v8hiv4si): Likewise.
18032 (vperm_v16qiv8hi): Likewise.
18034 2016-07-12 Nathan Sidwell <nathan@acm.org>
18036 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
18037 when -mno-pic-data-is-text-relative is in effect, by default.
18038 * doc/invoke.texi (mpic-data-is-text-relative): Document new
18039 behavior and clarify.
18041 2016-07-12 Martin Liska <mliska@suse.cz>
18043 * params.def: Add avg-loop niter.
18044 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
18045 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
18046 * doc/invoke.texi: Document the new parameter.
18048 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18050 PR middle-end/71700
18051 * expr.c (store_constructor): Mask sign-extended bits when widening
18052 sub-word constructor element at the start of a word.
18054 2016-07-12 Martin Liska <mliska@suse.cz>
18056 * Makefile.in: Append rule for params-options.h.
18057 * params-options.h: New file.
18059 2016-07-12 Martin Liska <mliska@suse.cz>
18061 * ira-build.c (mark_loops_for_removal): Properly iterate
18064 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
18065 Richard Biener <rguenther@suse.de>
18067 PR tree-optimization/23286
18068 PR tree-optimization/70159
18069 * doc/invoke.texi: Document -fcode-hoisting.
18070 * common.opt (fcode-hoisting): New flag.
18071 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
18072 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
18073 (do_regular_insertion): Rename to ...
18074 (do_pre_regular_insertion): ... this and amend general comments
18075 on insertion strathegy.
18076 (do_partial_partial_insertion): Rename to ...
18077 (do_pre_partial_partial_insertion): ... this.
18078 (do_hoist_insertion): New function.
18079 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
18080 and call do_hoist_insertion properly.
18082 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
18083 (pass_pre::execute): Register hoist_insert stats.
18085 2016-07-12 Jakub Jelinek <jakub@redhat.com>
18087 PR middle-end/71716
18088 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
18089 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
18090 is different from mode's bitsize. Small cleanup.
18092 2016-07-12 Richard Biener <rguenther@suse.de>
18094 PR rtl-optimization/68961
18095 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
18096 to simplify to a non-constant.
18098 2016-07-11 Jakub Jelinek <jakub@redhat.com>
18100 PR middle-end/71758
18101 * omp-low.c (expand_omp_target): Gimplify device.
18103 PR tree-optimization/71823
18104 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
18105 to get vec_oprnds2 from op2.
18107 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
18109 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
18110 Hoist common subexpressions.
18111 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
18113 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
18116 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
18117 prevent generation of 'stxsiwx' on pre Power8 hardware.
18119 2016-07-11 David Malcolm <dmalcolm@redhat.com>
18121 * input.c: Include cpplib.h.
18122 (selftest::temp_source_file): New class.
18123 (selftest::temp_source_file::temp_source_file): New ctor.
18124 (selftest::temp_source_file::~temp_source_file): New dtor.
18125 (selftest::should_have_column_data_p): New function.
18126 (selftest::test_should_have_column_data_p): New function.
18127 (selftest::temp_line_table): New class.
18128 (selftest::temp_line_table::temp_line_table): New ctor.
18129 (selftest::temp_line_table::~temp_line_table): New dtor.
18130 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
18131 it to create a temp_line_table.
18132 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
18133 locations that are known to have column data.
18134 (selftest::line_table_case): New struct.
18135 (selftest::test_reading_source_line): Move tempfile handling
18136 to class temp_source_file.
18137 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
18138 (selftest::assert_token_loc_eq): New function.
18139 (ASSERT_TOKEN_LOC_EQ): New macro.
18140 (selftest::test_lexer): New function.
18141 (selftest::boundary_locations): New array.
18142 (selftest::input_c_tests): Call test_should_have_column_data_p.
18143 Loop over a test matrix of interesting values of location and
18144 default_range_bits, calling test_lexer on each case in the matrix.
18145 Move call to test_accessing_ordinary_linemaps into the matrix.
18146 * selftest.h (ASSERT_EQ): Reimplement in terms of...
18147 (ASSERT_EQ_AT): New macro.
18149 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
18152 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
18153 Don't convert TImode in debug insn.
18155 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
18157 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
18158 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
18159 (tree_type_common::lang_flag_7): New.
18160 (tree_type_common::spare): Reduce size.
18161 * tree.h (TYPE_ALIGN_OK): Remove.
18162 (TYPE_LANG_FLAG_7): New.
18163 (get_inner_reference): Adjust header.
18164 * print-tree.c (print_node): Adjust.
18165 * expr.c (get_inner_reference): Remove parameter keep_aligning.
18166 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
18167 calls to get_inner_reference.
18168 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
18169 handling of TYPE_ALIGN_OK.
18170 * builtins.c (get_object_alignment_2): Adjust call to
18171 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
18172 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
18174 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
18175 * cfgexpand.c (expand_debug_expr): Likewise.
18176 * dbxout.c (dbxout_expand_expr): Likewise.
18177 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
18178 loc_list_from_tree, fortran_common): Likewise.
18179 * fold-const.c (optimize_bit_field_compare,
18180 decode_field_reference, fold_unary_loc, fold_comparison,
18181 split_address_to_core_and_offset): Likewise.
18182 * gimple-laddress.c (execute): Likewise.
18183 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
18184 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
18185 * hsa-gen.c (gen_hsa_addr): Likewise.
18186 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
18187 * tsan.c (instrument_expr): Likewise.
18188 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
18189 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
18190 * tree-affine.c (tree_to_aff_combination,
18191 get_inner_reference_aff): Adjust calls to get_inner_reference.
18192 * tree-data-ref.c (split_constant_offset_1,
18193 dr_analyze_innermost): Likewise.
18194 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
18195 * tree-sra.c (ipa_sra_check_caller): Likewise.
18196 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
18197 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
18198 bswap_replace): Likewise.
18199 * tree-vect-data-refs.c (vect_check_gather,
18200 vect_analyze_data_refs): Likewise.
18201 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
18202 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
18205 2016-07-11 David Malcolm <dmalcolm@redhat.com>
18207 * Makefile.in (selftest-valgrind): New phony target.
18208 * function-tests.c (selftest::build_cfg): Delete pass instances
18209 created by the test.
18210 (selftest::convert_to_ssa): Likewise.
18211 (selftest::test_expansion_to_rtl): Likewise.
18212 * tree-cfg.c (selftest::test_linear_chain): Release dominator
18214 (selftest::test_diamond): Likewise.
18216 2016-07-11 Richard Biener <rguenther@suse.de>
18218 PR tree-optimization/71816
18219 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
18220 than replacing all of its operands.
18222 2016-07-11 Alan Modra <amodra@gmail.com>
18224 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
18225 (ctr<mode>): Add unspec.
18226 (ctr<mode>_internal*): Likewise.
18228 2016-07-08 James Bowman <james.bowman@ftdichip.com>
18230 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
18231 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
18233 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
18235 PR rtl-optimization/71621
18236 * lra-constraints.c (process_alt_operands): Check combination of
18237 reg class and mode.
18239 2016-07-08 Jason Merrill <jason@redhat.com>
18240 Richard Biener <rguenther@suse.de>
18242 P0145: Refining Expression Order for C++.
18243 * gimplify.c (initial_rhs_predicate_for): New.
18244 (gimplfy_modify_expr): Gimplify RHS before LHS.
18246 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18249 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18250 Allow standard error handling to take over when a wrong number
18251 of arguments is presented to __builtin_vec_ld () or
18252 __builtin_vec_st ().
18254 2016-07-08 Jiong Wang <jiong.wang@arm.com>
18256 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
18261 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
18262 __builtin_aarch64_fmaxv2sf.
18263 (vmaxnmq_f32): Likewise.
18264 (vmaxnmq_f64): Likewise.
18265 (vminnm_f32): Likewise.
18266 (vminnmq_f32): Likewise.
18267 (vminnmq_f64): Likewise.
18269 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
18272 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
18273 enable -mfloat128-hardware by default.
18274 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
18275 that IEEE 128-bit hardware support needs.
18276 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
18277 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
18278 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
18279 floating point requires.
18280 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
18281 -mfloat128 and -mfloat128-hardware changes.
18283 2016-07-08 Alan Hayward <alan.hayward@arm.com>
18285 PR tree-optimization/71667
18286 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
18288 2016-07-08 Martin Liska <mliska@suse.cz>
18290 PR middle-end/71606
18291 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
18292 folding produces SAVE_EXPRs, thus return false for the type.
18294 2016-07-07 Martin Liska <mliska@suse.cz>
18296 * file-find.c (remove_prefix): New function.
18297 * file-find.h (remove_prefix): Declare the function.
18298 * gcc-ar.c (main): Skip a folder of the wrapper if
18299 a wrapped binary would point to the same file.
18301 2016-07-07 Jan Hubicka <jh@suse.cz>
18303 * tree-scalar-evolution.c (iv_can_overflow_p): export.
18304 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
18305 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
18307 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
18310 * ipa-inline-analysis.c (compute_inline_parameters): Set
18311 local.can_change_signature to false for intrumentation
18314 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18316 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
18317 with TARGET_HAVE_MOVT.
18318 (TARGET_HAVE_MOVT): Define.
18319 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
18320 availability with TARGET_HAVE_MOVT.
18321 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
18323 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
18325 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
18326 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
18327 * config/arm/constraints.md (define_constraint "j"): Use
18328 TARGET_HAVE_MOVT to check MOVT availability.
18330 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18332 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
18334 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18336 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
18337 (armv8-m.main): Likewise.
18338 (armv8-m.main+dsp): Likewise.
18339 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
18340 (FL_FOR_ARCH8M_MAIN): Likewise.
18341 * config/arm/arm-tables.opt: Regenerate.
18342 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
18343 armv8-m.main+dsp to BE8_LINK_SPEC.
18344 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
18345 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
18346 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
18347 Baseline and Mainline.
18348 (arm_option_override_internal): Also disable arm_restrict_it when
18349 !arm_arch_notm. Update comment for -munaligned-access to also cover
18351 (arm_file_start): Increase buffer size for printing architecture name.
18352 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
18353 and armv8-m.main+dsp.
18354 (mno-unaligned-access): Clarify that this is disabled by default for
18355 ARMv8-M Baseline architectures as well.
18357 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18359 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
18360 decide whether to prevent some libgcc routines being included for some
18361 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
18362 link between this condition and the one in
18363 libgcc/config/arm/lib1func.S.
18365 2016-07-07 Richard Biener <rguenther@suse.de>
18367 * tree-ssa-pre.c: Include alias.h.
18368 (compute_avail): If we have multiple VN_REFERENCEs with the
18369 same hashtable entry adjust that to make it a valid replacement
18370 for all of them with respect to alignment and aliasing
18371 when doing insertion.
18372 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
18373 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
18375 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
18379 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
18380 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
18383 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18385 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
18386 (adjust_mems): Adjust.
18387 (adjust_insn): Likewise.
18388 (prepare_call_arguments): Likewise.
18390 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18392 * gcse.c (struct ls_expr): Make stores field a vector.
18393 (ldst_entry): Adjust.
18394 (free_ldst_entry): Likewise.
18395 (print_ldst_list): Likewise.
18396 (compute_ld_motion_mems): Likewise.
18397 (update_ld_motion_stores): Likewise.
18399 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18401 * gcse.c (struct ls_expr): Remove loads field.
18402 (ldst_entry): Adjust.
18403 (free_ldst_entry): Likewise.
18404 (print_ldst_list): Likewise.
18405 (compute_ld_motion_mems): Likewise.
18407 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18409 * store-motion.c (struct st_expr): Make antic_stores a vector.
18410 (st_expr_entry): Adjust.
18411 (free_st_expr_entry): Likewise.
18412 (print_store_motion_mems): Likewise.
18413 (find_moveable_store): Likewise.
18414 (compute_store_table): Likewise.
18415 (remove_reachable_equiv_notes): Likewise.
18416 (replace_store_insn): Likewise.
18417 (build_store_vectors): Likewise.
18419 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18421 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
18422 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
18424 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
18426 PR tree-optimization/71518
18427 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
18428 misalign also for outer loops with negative step.
18430 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
18432 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
18433 (cortex_a53_shift): Add mov_shift.
18434 (cortex_a53_shift_reg): Add new reservation for register shifts.
18435 (cortex_a53_alu): Remove bfm.
18436 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
18437 (cortex_a53_alu_extr): Add new reservation for EXTR.
18438 (bypasses): Improve bypass modelling.
18440 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18443 * config/avr/avr.c (avr_asm_select_section): Strip off
18444 SECTION_DECLARED from flags when calling get_section.
18446 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18448 * tree-vectorizer.h (vect_memory_access_type): Add
18449 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
18450 * tree-vect-stmts.c (compare_step_with_zero): New function.
18451 (perm_mask_for_reverse): Move further up file.
18452 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
18454 (get_negative_load_store_type): New function.
18455 (get_load_store_type): Call it. Add an ncopies argument.
18456 (vectorizable_mask_load_store): Update call accordingly and
18457 remove tests for negative steps.
18458 (vectorizable_store, vectorizable_load): Likewise. Handle new
18459 memory_access_types.
18461 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18463 * tree-vectorizer.h (vect_memory_access_type): New enum.
18464 (_stmt_vec_info): Add a memory_access_type field.
18465 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
18466 (vect_model_store_cost): Take an access type instead of a boolean.
18467 (vect_model_load_cost): Likewise.
18468 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
18469 vect_model_store_cost and vect_model_load_cost.
18470 * tree-vect-stmts.c (vec_load_store_type): New enum.
18471 (vect_model_store_cost): Take an access type instead of a
18472 store_lanes_p boolean. Simplify tests.
18473 (vect_model_load_cost): Likewise, but for load_lanes_p.
18474 (get_group_load_store_type, get_load_store_type): New functions.
18475 (vectorizable_store): Use get_load_store_type. Record the access
18476 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
18477 (vectorizable_load): Likewise.
18478 (vectorizable_mask_load_store): Likewise. Replace is_store
18479 variable with vls_type.
18481 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18483 * tree-vectorizer.h (vect_grouped_load_supported): Add a
18484 single_element_p parameter.
18485 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
18486 Check the PR65518 case here rather than in vectorizable_load.
18487 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
18488 * tree-vect-stmts.c (vectorizable_load): Likewise.
18490 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18492 * tree-vectorizer.h (gather_scatter_info): New structure.
18493 (vect_check_gather_scatter): Return a bool rather than a decl.
18494 Replace return-by-pointer arguments with a single
18495 gather_scatter_info *.
18496 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
18497 (vect_analyze_data_refs): Update call accordingly.
18498 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
18499 (vectorizable_mask_load_store): Likewise. Also record the
18500 offset dt and vectype in the gather_scatter_info.
18501 (vectorizable_store): Likewise.
18502 (vectorizable_load): Likewise.
18504 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18506 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
18507 strided groups, use the cost of N scalar accesses instead
18508 of ncopies vector accesses.
18509 (vect_model_load_cost): Likewise.
18511 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18513 * tree-vect-stmts.c (vect_cost_group_size): Delete.
18514 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
18515 variable to indicate when once-per-group costs are being used.
18516 (vect_model_load_cost): Likewise. Fix comment and misindented code.
18518 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18520 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
18521 peeling-for-gaps condition.
18523 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18525 * config/s390/s390.c (s390_expand_vec_init): Force initializer
18526 element to register if it doesn't match general_operand.
18528 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
18529 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18531 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
18533 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
18534 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
18535 (SIGNBIT): New mode iterator.
18536 (Fsignbit): New mode attribute.
18537 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
18538 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
18539 when direct moves are available.
18540 (signbit<mode>2_dm): New define_insn_and_split).
18541 (signbit<mode>2_dm2): New define_insn.
18543 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18545 PR rtl-optimization/71594
18546 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
18547 into subregs of appropriate mode before trying to emit a conditional
18550 2016-07-05 Jan Hubicka <jh@suse.cz>
18552 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
18553 (simple_iv): Use it.
18555 2016-07-05 Jan Hubicka <jh@suse.cz>
18557 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
18559 2016-07-05 Jiong Wang <jiong.wang@arm.com>
18561 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
18564 2016-07-05 Jan Hubicka <jh@suse.cz>
18566 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
18569 2016-07-05 Richard Biener <rguenther@suse.de>
18571 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
18572 Handle empty else block.
18573 (is_feasible_trace): Likewise.
18574 (split_paths): Likewise.
18576 2016-07-05 Richard Biener <rguenther@suse.de>
18578 * tree-loop-distribution.c (distribute_loop): Fix issue with
18579 the cost model loop.
18581 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
18583 * config/arm/neon-testgen.ml: Delete.
18584 * config/arm/neon.ml: Delete.
18586 2016-07-04 Jakub Jelinek <jakub@redhat.com>
18589 * tree.c (attribute_value_equal): Use get_attribute_name instead of
18590 directly using TREE_PURPOSE.
18592 2016-07-04 Jiong Wang <jiong.wang@arm.com>
18594 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
18595 * config/aarch64/aarch64_neon.h: Likewise.
18596 * config/aarch64/arm_neon.h: Likewise.
18597 * config/aarch64/atomics.md: Likewise.
18598 * config/aarch64/aarch64-simd-builtins.def: Likewise.
18599 * doc/invoke.texi: Likewise.
18601 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
18603 * config/s390/s390.md: Add "z13" cpu_facility.
18604 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
18605 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
18606 condition" type instructions.
18608 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
18609 Jeff Law <law@redhat.com>
18611 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
18612 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
18614 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
18616 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
18617 permutation for TARGET_AVX512F.
18618 (ix86_expand_vec_one_operand_perm_avx512): New function.
18619 (expand_vec_perm_1): Invoke introduced function.
18620 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
18621 it may be not valid after vectorization.
18623 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18626 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
18627 typo in comment. Only force to memory if it is a weak
18628 external reference.
18630 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
18631 Jiong Wang <jiong.wang@arm.com>
18633 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
18634 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
18635 (AARCH64_FL_F16): New.
18636 (AARCH64_FL_FOR_ARCH8_2): New.
18637 (AARCH64_ISA_8_2): New.
18638 (AARCH64_ISA_F16): New.
18639 (TARGET_FP_F16INST): New.
18640 (TARGET_SIMD_F16INST): New.
18641 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
18642 ("fp"): Disabling "fp" also disables "fp16".
18643 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
18644 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
18645 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
18646 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
18648 2016-07-04 Jan Beulich <jbeulich@suse.com>
18650 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
18652 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
18655 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
18656 the insns, use an insn form that does not adjust the offset on
18657 little endian systems.
18659 2016-07-01 Jan Beulich <jbeulich@suse.com>
18661 * varasm.c (get_variable_section): Validate initializer in
18662 named .bss-like sections.
18664 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
18666 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
18667 Exchange the order of the second and third operands in the vpermr
18668 instruction tmeplate.
18670 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
18673 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
18674 Disallow TDmode values.
18676 2016-07-01 Alan Modra <amodra@gmail.com>
18678 PR rtl-optimization/71709
18679 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
18680 being set, not referenced.
18682 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
18684 PR tree-optimization/70729
18685 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
18686 of loop since it can be not valid after transformation.
18688 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18690 * config/arm/arm.c (thumb_reload_in_hi): Delete.
18691 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
18693 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
18695 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
18698 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
18701 * config/rs6000/constraints.md (wY constraint): New constraint to
18702 match the requirements for the LXSD and STXSD instructions.
18703 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
18704 predicate to match the requirements for the LXSD and STXSD
18706 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
18707 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
18708 to make sure that the bottom 2 bits of offset are 0, the address
18709 form is offsettable, and no updating is done in the address mode.
18710 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
18711 (movdi_internal32): Likewise
18712 (movdi_internal64): Likewise.
18714 2016-06-30 Jakub Jelinek <jakub@redhat.com>
18716 PR tree-optimization/71707
18717 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
18718 strinfo even for ADDR_EXPR ptr.
18720 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
18722 * config/rs6000/altivec.md (darn_32): Change the condition to
18723 TARGET_P9_MISC instead of TARGET_MODULO.
18724 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
18725 condition expression.
18726 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
18727 condition expression.
18728 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
18729 (DFP_TEST): New code iterator.
18730 (dfptstsfi_<code>_mode>): New define_expand.
18731 (*dfp_sgnfcnc_<mode>): New define_insn.
18732 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
18733 definition next to BU_P9_MISC_1 definition and change the MASK
18734 value to RS6000_BTM_P9_MISC.
18735 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
18736 (BU_P9_64BIT_MISC_0): Likewise.
18737 (BU_P9_DFP_MISC_0): New macro definition.
18738 (BU_P9_DFP_MISC_1): New macro definition.
18739 (BU_P9_DFP_MISC_2): New macro definition.
18740 (BU_P9_DFP_OVERLOAD_1): New macro definition.
18741 (BU_P9_DFP_OVERLOAD_2): New macro definition.
18742 (BU_P9_DFP_OVERLOAD_3): New macro definition.
18743 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
18744 (TSTSFI_LT_TD): Likewise.
18745 (TSTSFI_EQ_DD): Likewise.
18746 (TSTSFI_EQ_TD): Likewise.
18747 (TSTSFI_GT_DD): Likewise.
18748 (TSTSFI_GT_TD): Likewise.
18749 (TSTSFI_OV_DD): Likewise.
18750 (TSTSFI_OV_TD): Likewise.
18751 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
18752 (TSTSFI_LT_DD): Likewise.
18753 (TSTSFI_LT_TD): Likewise.
18754 (TSTSFI_EQ): Likewise.
18755 (TSTSFI_EQ_DD): Likewise.
18756 (TSTSFI_EQ_TD): Likewise.
18757 (TSTSFI_GT): Likewise.
18758 (TSTSFI_GT_DD): Likewise.
18759 (TSTSFI_GT_TD): Likewise.
18760 (TSTSFI_OV): Likewise.
18761 (TSTSFI_OV_DD): Likewise.
18762 (TSTSFI_OV_TD): Likewise.
18763 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18764 overloaded test significance functions.
18765 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18766 OPTION_MASK_P9_MISC into the representation of this mask.
18767 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
18769 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
18770 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
18772 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
18773 argument is a 6-bit unsigned literal value if the icode argument
18774 represents a DFP test significance built-in call.
18775 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
18776 flag used independently and in combination with the
18777 RS6000_BTM_64BIT flag.
18778 (rs6000_opt_masks): Add entry for power9-misc command-line option.
18779 (rs6000_builtin_mask_names): Add entry for power9-misc
18780 command-line option.
18781 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
18782 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
18783 RS6000_BTM_P9_MISC macros.
18784 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
18785 option and change the description of the -mpower9-vector option to
18786 enable only vector instructions, removing its erroneously claimed
18787 support for scalar instructions.
18788 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
18789 the ISA 3.0 digital floating point test significance built-in
18792 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
18794 * config/aarch64/aarch64.c (cortexa35_tunings):
18795 Enable AES fusion. Use cortexa57_branch_cost.
18796 (cortexa53_tunings): Use cortexa57_branch_cost.
18797 (cortexa72_tunings): Use cortexa57_branch_cost.
18798 Use AUTOPREFETCHER_WEAK.
18799 (cortexa73_tunings): Use cortexa57_branch_cost.
18801 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18802 James Greenhalgh <james.greenhalgh@arm.com>
18804 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
18805 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
18806 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
18807 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
18808 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
18809 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
18810 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
18811 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
18812 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
18813 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
18814 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
18815 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
18816 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
18819 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
18820 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18822 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
18824 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
18826 2016-06-30 David Malcolm <dmalcolm@redhat.com>
18829 * gcc.c (driver::build_option_suggestions): Pass "option" to
18830 add_misspelling_candidates.
18831 * opts-common.c (add_misspelling_candidates): Add "option" param;
18832 use it to avoid adding negated forms for options marked with
18834 * opts.h (add_misspelling_candidates): Add "option" param.
18836 2016-06-30 Jakub Jelinek <jakub@redhat.com>
18838 PR middle-end/71693
18839 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
18840 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
18841 first when permuting bitwise operation with rotate. Cast
18842 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
18844 2016-06-29 David Malcolm <dmalcolm@redhat.com>
18846 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
18847 for misspelled param names.
18848 * params.c: Include spellcheck.h.
18849 (find_param_fuzzy): New function.
18850 * params.h (find_param_fuzzy): New prototype.
18851 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
18852 * spellcheck.h (struct edit_distance_traits<const char *>):
18855 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
18857 * config/rs6000/predicates.md (const_0_to_7_operand): New
18858 predicate, recognize 0..7.
18859 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
18860 support for doing extracts from V16QImode, V8HImode, V4SImode
18862 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
18863 vector extract support.
18864 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
18865 for ISA 3.0 vector extract.
18866 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
18867 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
18868 extracts of a constant element number from small integer vectors
18869 on 64-bit ISA 3.0 systems.
18870 (vsx_extract_<mode>_di): Likewise.
18871 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
18872 say when we can do ISA 3.0 vector extracts.
18873 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
18874 registers, using the stxsiwx instruction.
18876 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
18878 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
18879 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
18880 qdf24xx_regmove_cost, qdf24xx_tunings): New.
18881 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
18882 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
18883 * config/arm/arm.c (arm_qdf24xx_tune): New.
18885 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
18887 * config/aarch64/aarch64.c (cortexa53_tunings):
18888 Increase loop alignment to 8. Set function alignment to 16.
18889 (cortexa35_tunings): Likewise.
18890 (cortexa57_tunings): Increase loop alignment to 8.
18891 (cortexa72_tunings): Likewise.
18892 (cortexa73_tunings): Likewise.
18894 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
18896 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
18897 for arm_fp16_ok and arm_fp16_hw.
18898 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
18899 arm_fp16_alternative.
18901 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
18903 PR tree-optimization/71655
18904 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
18905 types when swapping operands.
18907 2016-06-29 Martin Liska <mliska@suse.cz>
18909 PR middle-end/71585
18910 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
18911 * ipa-inline-transform.c (inline_call): Remove unnecessary call
18912 of build_optimization_node.
18914 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
18916 PR tree-optimization/70729
18917 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
18918 independent in loops having positive safelen value.
18919 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
18920 it may be not valid after vectorization.
18922 2016-06-29 Jakub Jelinek <jakub@redhat.com>
18924 PR tree-optimization/71625
18925 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
18926 is sorted by ascending list->offset. If PTR is non-NULL and there is
18927 previous strinfo, call get_stridx_plus_constant.
18928 (get_stridx): Pass exp as second argument to get_addr_stridx.
18929 (addr_stridxptr): Add missing list = list->next, so that there can be
18930 more than one entries in the list. Bump limit from 16 to 32. Ensure
18931 the list is sorted by ascending list->offset.
18932 (get_stridx_plus_constant): Adjust so that it can be also called with
18933 ADDR_EXPR instead of SSA_NAME as PTR.
18934 (handle_char_store): Pass NULL_TREE as second argument to
18937 2016-06-29 Richard Biener <rguenther@suse.de>
18939 PR rtl-optimization/68961
18940 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
18942 2016-06-29 Richard Biener <rguenther@suse.de>
18944 PR middle-end/71002
18945 * alias.c (component_uses_parent_alias_set_from): Handle
18946 type punning through union accesses by using the union alias set.
18947 * gimple.c (gimple_get_alias_set): Remove union type punning case.
18949 2016-07-29 Richard Biener <rguenther@suse.de>
18951 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
18952 precision not matching mode precision.
18954 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
18956 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
18957 pa_output_arg_descriptor.
18958 (call_val_symref_64bit_post_reload): Likewise.
18959 (call_val_powf_64bit_post_reload): Likewise.
18960 (sibcall_internal_symref_64bit): Likewise.
18961 (sibcall_value_internal_symref_64bit): Likewise.
18963 2016-06-28 Jakub Jelinek <jakub@redhat.com>
18965 PR middle-end/71626
18966 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
18967 a constant, force its SUBREG_REG into memory or register instead
18970 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
18973 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
18974 * doc/invoke.texi (AVR Options): Document it.
18976 2016-06-28 Walter Lee <walt@tilera.com>
18978 * config/tilegx/linux.h: Do not include arch/icache.h
18979 (CLEAR_INSN_CACHE): Provide inlined definition directly.
18980 * config/tilepro/linux.h: Do not include arch/icache.h
18981 (CLEAR_INSN_CACHE): Provide inlined definition directly.
18983 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
18985 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
18986 for big-endian BIT_FIELD_REF.
18988 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
18990 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
18991 ('size' attribute): Add '128'.
18993 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
18994 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
18995 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
18996 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
18997 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
18998 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
18999 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
19000 *trunc<mode>df2_odd): Set size attribute to '128'.
19001 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
19002 * config/rs6000/power6.md (power6-fp): Include dfp type.
19003 * config/rs6000/power7.md (power7-fp): Likewise.
19004 * config/rs6000/power8.md (power8-fp): Likewise.
19005 * config/rs6000/power9.md: New file.
19006 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
19007 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
19008 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
19010 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
19011 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
19012 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
19013 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
19014 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
19015 dfp_dscri_<mode>): Change type attribute to dfp.
19016 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
19017 attribute to vecsimple.
19018 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
19019 and prefetch streams.
19020 (rs6000_option_override_internal): Remove temporary code setting
19021 tuning to power8. Don't set rs6000_sched_groups for power9.
19022 (last_scheduled_insn): Change to rtx_insn *.
19023 (divide_cnt, vec_load_pendulum): New variables.
19024 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
19025 (rs6000_issue_rate): Set issue rate for Power9.
19026 (is_power9_pairable_vec_type): New.
19027 (power9_sched_reorder2): New.
19028 (rs6000_sched_reorder2): Call new function for Power9 specific
19030 (insn_must_be_first_in_group): Remove Power9.
19031 (insn_must_be_last_in_group): Likewise.
19032 (force_new_group): Likewise.
19033 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
19034 Initialize divide_cnt/vec_load_pendulum.
19035 (_rs6000_sched_context, rs6000_init_sched_context,
19036 rs6000_set_sched_context): Handle context save/restore of new
19039 2016-06-28 Richard Biener <rguenther@suse.de>
19041 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
19042 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
19043 COMPONENT_REF operand.
19044 (nonoverlapping_component_refs_p): Likewise.
19045 * stor-layout.c (start_bitfield_representative): Mark
19046 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
19048 2016-06-28 Jakub Jelinek <jakub@redhat.com>
19050 * Makefile.in: Don't cat ../stage_current if it does not exist.
19052 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
19053 last argument is a bit-field.
19055 PR rtl-optimization/71673
19056 * internal-fn.c (expand_arith_overflow_result_store): Use
19057 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
19058 expand_simple_binop.
19060 PR middle-end/66867
19061 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
19062 expand_ifn_atomic_compare_exchange): New functions.
19063 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
19064 * tree.h (build_call_expr_internal_loc): Rename to ...
19065 (build_call_expr_internal_loc_array): ... this. Fix up type of
19067 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
19068 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
19069 ATOMIC_COMPARE_EXCHANGE result.
19070 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
19071 * gimple-fold.h (optimize_atomic_compare_exchange_p,
19072 fold_builtin_atomic_compare_exchange): New prototypes.
19073 * gimple-fold.c (optimize_atomic_compare_exchange_p,
19074 fold_builtin_atomic_compare_exchange): New functions..
19075 * tree-ssa.c (execute_update_addresses_taken): If
19076 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
19077 of call when finding addressable vars, and if such var becomes
19078 non-addressable, call fold_builtin_atomic_compare_exchange.
19080 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
19083 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
19084 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
19086 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
19088 * config/rs6000/rs6000.md ('type' attribute): Add
19089 veclogical,veccmpfx,vecexts,vecmove insn types.
19090 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
19091 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
19092 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
19093 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
19094 *nabs<mode>2_hw): Change type to vecmove.
19095 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
19096 *boolcc<mode>3_internal, *eqv<mode>3_internal,
19097 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
19098 *ieee_128bit_vsx_abs<mode>2_internal,
19099 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
19100 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
19101 *ieee128_mtvsrd_32bit): Change type to veclogical.
19102 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
19103 *movdi_internal32, *movdi_internal64): Update insn types.
19104 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
19105 vsx_extract_<mode>): Change type to veclogical.
19106 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
19107 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
19108 *vsx_sign_extend_si_v2di): Change type to vecexts.
19109 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
19110 type to veclogical.
19111 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
19112 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
19113 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
19114 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
19115 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
19116 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
19117 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
19118 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
19119 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
19120 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
19121 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
19122 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
19123 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
19124 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
19125 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
19126 (ppc7450-vecsimple): Add veclogical, vecmove.
19127 (ppc7450-veccmp): Add veccmpfx.
19128 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
19130 (ppc8540_vector_compare): Add veccmpfx.
19131 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
19132 * config/rs6000/cell.md (cell-fp): Add fpsimple.
19133 (cell-vecsimple): Add veclogical, vecmove.
19134 (cell-veccmp): Add veccmpfx.
19135 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
19136 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
19138 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
19139 * config/rs6000/power4.md (power4-fp): Add fpsimple.
19140 (power4-vecsimple): Add veclogical, vecmove.
19141 (power4-veccmp): Add veccmpfx.
19142 * config/rs6000/power5.md (power5-fp): Add fpsimple.
19143 * config/rs6000/power6.md (power6-fp): Add fpsimple.
19144 (power6-vecsimple): Add veclogical, vecmove.
19145 (power6-veccmp): Add veccmpfx.
19146 * config/rs6000/power7.md (power7-fp): Add fpsimple.
19147 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
19148 * config/rs6000/power8.md (power8-fp): Add fpsimple.
19149 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
19150 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
19151 * config/rs6000/titan.md (titan_fp): Add fpsimple.
19152 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
19154 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
19156 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
19159 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
19160 OPTION_MASK_P9_DFORM_VECTOR.
19161 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
19162 disable -mpower9-dform-vector when using reload.
19163 (quad_address_p): Remove 'gpr_p' argument and all associated code.
19164 New 'strict' argument. Update all callers. Add strict addressing
19166 (rs6000_legitimate_offset_address_p): Remove call to
19167 virtual_stack_registers_memory_p.
19168 (rs6000_legitimize_reload_address): Add quad address support.
19169 (rs6000_legitimate_address_p): Move call to quad_address_p above
19170 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
19171 to account for new strict usage.
19172 (rs6000_output_move_128bit): Adjust quad_address_p args to account
19173 for new strict usage.
19174 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
19176 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
19183 * config/i386/i386.c (ix86_spill_class): Disable condition to
19184 always return NO_REGS.
19186 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
19188 * predict.c: Include gimple-pretty-print.h
19189 (predicted_by_loop_heuristics_p): Check also
19190 PRED_LOOP_EXIT_WITH_RECURSION
19191 (predict_loops): Find self recursive calls and use special purpose
19192 predictors for them; dump log about decisions.
19193 (pass_profile::execute): Dump info about #of iterations.
19194 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
19195 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
19197 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
19199 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
19200 output_asm_insn calls and shorten long lines. Output .CALL
19201 argument descriptor using pa_output_arg_descriptor. Add various
19202 inline $$dyncall and other optimizations.
19203 (pa_attr_length_indirect_call): Adjust ordering and lengths.
19205 2016-06-25 Jakub Jelinek <jakub@redhat.com>
19207 PR tree-optimization/71643
19208 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
19211 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
19212 leak a bitmap if dep_bb is NULL.
19214 PR tree-optimization/71631
19215 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
19216 to rewrite_expr_tree even if negate_result, move new_lhs var
19217 declaration and initialization earlier, for powi_result set afterwards
19218 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
19219 if new_lhs != lhs, and don't shadow gsi var.
19221 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
19223 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
19224 Add in_loop parameter.
19225 (predict_loops): Add loop guard heuristics.
19226 * predict.def (PRED_LOOP_GUARD): New heuristics.
19228 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
19230 * predict.c: Include ipa-utils.h
19231 (tree_bb_level_prediction): Predict recursive calls.
19232 (tree_estimate_probability_bb): Skip inexpensive calls for call
19234 * predict.def (PRED_RECURSIVE_CALL): New.
19236 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19238 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
19239 (BU_FLOAT128_1): Likewise.
19241 (COPYSIGNQ): Likewise.
19242 (RS6000_BUILTIN_NANQ): Likewise.
19243 (RS6000_BUILTIN_NANSQ): Likewise.
19244 (RS6000_BUILTIN_INFQ): Likewise.
19245 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
19246 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
19247 (TARGET_FOLD_BUILTIN): New #define.
19248 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
19249 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
19250 (rs6000_fold_builtin): New target hook implementation, handling
19251 folding of 128-bit NaNs and infinities.
19252 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
19253 entries are filled in to avoid problems during bootstrap
19254 self-test; define builtins for 128-bit NaNs and infinities.
19255 (rs6000_opt_mask): Add entry for float128.
19256 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
19257 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
19258 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
19259 (const_str_type_node): New #define.
19260 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
19261 to a define_expand that dispatches to either copysign<mode>3_soft
19262 or copysign<mode>3_hard.
19263 (copysign<mode>3_hard): Rename from copysign<mode>3.
19264 (copysign<mode>3_soft): New define_insn.
19265 * doc/extend.texi: Document new builtins.
19267 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19269 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
19270 PRIu64 instead of lu.
19272 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
19275 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
19276 copy the type name.
19278 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19280 PR tree-optimization/71647
19281 * omp-low.c (lower_rec_input_clauses): Convert
19282 omp_clause_aligned_alignment (c) to size_type_node for the
19283 last argument of __builtin_assume_aligned.
19285 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
19287 * configure.ac (calling ___tls_get_addr via GOT): New
19288 assembler/linker check.
19289 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
19290 assembler and linker supports calling ___tls_get_addr via GOT.
19291 Otherise, defined to 0.
19292 * config.in: Regenerated.
19293 * configure: Likewise.
19294 * config/i386/constraints.md (Yb): New constraint.
19295 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
19296 (REG_CLASS_NAMES): Likewise.
19297 (REG_CLASS_CONTENTS): Likewise.
19298 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
19299 the b constraint with the Yb constraint. Call ___tls_get_addr
19300 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
19302 (*tls_local_dynamic_base_32_gnu): Likewise.
19303 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
19304 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
19305 (*tls_local_dynamic_base_64_<mode>): Likewise.
19307 2016-06-24 Martin Liska <mliska@suse.cz>
19309 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
19310 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
19312 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
19313 argument to true if the expected number of iterations is
19316 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
19318 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
19319 assemble for 32bit target.
19320 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
19321 and $ld_ix86_gld_32_opt to link for 32bit target.
19322 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
19323 * configure: Regenerate.
19325 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19327 * config/arm/arm.c (int_log2): Delete definition and prototype.
19328 (shift_op): Use exact_log2 instead of int_log2.
19329 (vfp3_const_double_for_fract_bits): Likewise.
19331 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19333 * internal-fn.c (expand_arith_set_overflow): New function.
19334 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
19336 (expand_arith_overflow_result_store): Likewise. Handle precision
19337 smaller than mode precision.
19338 * tree-vrp.c (extract_range_basic): For imag part, handle
19339 properly signed 1-bit precision result.
19340 * doc/extend.texi (__builtin_add_overflow): Document that last
19341 argument can't be pointer to enumerated or boolean type.
19342 (__builtin_add_overflow_p): Document that last argument can't
19343 have enumerated or boolean type.
19345 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
19346 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19348 * config/rs6000/predicates.md (splat_input_operand): Rework.
19349 Don't allow constants, since the insns that use this predicate
19350 don't support constants. Constants are handled by other insns
19351 that are created via combine. During and after register
19352 allocation, only allow indexed or indirect addresses, and not
19353 general addresses. Only allow modes supported by the hardware.
19354 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
19355 comment. Move check for using VSPLTIS<x> to a common location,
19356 instead of doing it in two different places.
19358 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
19360 * config/i386/driver-i386.c (host_detect_local_cpu): Set
19361 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
19362 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
19363 signature_CENTAUR_ebx.
19365 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
19369 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
19370 (as_ix86_gas_32_opt): This.
19371 (ld_ix86_tls_ldm_opt): Renamed to ...
19372 (ld_ix86_gld_32_opt): This.
19373 (R_386_TLS_LDM reloc): Updated.
19374 (R_386_GOT32X reloc): New assembler/linker check.
19375 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
19376 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
19378 * config.in: Regenerated.
19379 * configure: Likewise.
19380 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
19381 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
19382 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
19383 if ix86_force_load_from_GOT_p returns true.
19384 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
19385 ix86_force_load_from_GOT_p returns true.
19386 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
19387 the external function address via the GOT slot.
19388 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
19389 HAVE_AS_IX86_GOT32X before returning false.
19390 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
19391 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
19393 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
19395 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
19397 2016-06-23 Andi Kleen <ak@linux.intel.com>
19399 * Makefile.in: Regenerate.
19400 * doc/install.texi: Document autoprofiledbootstrap.
19402 2016-06-23 Andi Kleen <ak@linux.intel.com>
19404 * config/i386/gcc-auto-profile: New file.
19406 2016-06-23 Martin Liska <mliska@suse.cz>
19408 PR middle-end/71619
19409 * predict.c (predict_loops): Revert the hunk that was removed
19412 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
19414 * config.gcc: Add support for arm*-*-phoenix* targets.
19415 * config/arm/t-phoenix: New.
19416 * config/phoenix.h: New.
19418 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
19419 H.J. Lu <hongjiu.lu@intel.com>
19422 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
19423 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
19424 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
19425 ix86_force_load_from_GOT_p returns true.
19426 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
19427 ix86_force_load_from_GOT_p returns true.
19428 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
19429 ix86_force_load_from_GOT_p returns true.
19430 (ix86_expand_move): Load the external function address via the
19431 GOT slot if ix86_force_load_from_GOT_p returns true.
19432 * config/i386/predicates.md (x86_64_immediate_operand): Return
19433 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
19434 (x86_64_zext_immediate_operand): Ditto.
19436 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
19438 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
19440 2016-06-22 David Malcolm <dmalcolm@redhat.com>
19443 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
19444 * diagnostic.c (pedwarn_at_rich_loc): New function.
19445 * spellcheck.h (best_match::best_match): Add a
19446 "best_distance_so_far" optional parameter.
19447 (best_match::set_best_so_far): New method.
19448 (best_match::get_best_distance): New accessor.
19449 (best_match::get_best_candidate_length): New accessor.
19451 2016-06-22 Nick Clifton <nickc@redhat.com>
19453 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
19454 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
19455 modes are accepted as well.
19456 (ucompare_loc_descriptor): Likewise.
19457 (minmax_loc_descriptor): Likewise.
19458 (clz_loc_descriptor): Likewise.
19459 (popcount_loc_descriptor): Likewise.
19460 (bswap_loc_descriptor): Likewise.
19461 (rotate_loc_descriptor): Likewise.
19462 (mem_loc_descriptor): Likewise.
19463 (loc_descriptor): Likewise.
19465 2016-06-22 David Malcolm <dmalcolm@redhat.com>
19467 * common.opt (fdiagnostics-parseable-fixits): New option.
19468 * diagnostic.c: Include "selftest.h".
19469 (print_escaped_string): New function.
19470 (print_parseable_fixits): New function.
19471 (diagnostic_report_diagnostic): Call print_parseable_fixits.
19472 (selftest::assert_print_escaped_string): New function.
19473 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
19474 (selftest::test_print_escaped_string): New function.
19475 (selftest::test_print_parseable_fixits_none): New function.
19476 (selftest::test_print_parseable_fixits_insert): New function.
19477 (selftest::test_print_parseable_fixits_remove): New function.
19478 (selftest::test_print_parseable_fixits_replace): New function.
19479 (selftest::diagnostic_c_tests): New function.
19480 * diagnostic.h (struct diagnostic_context): Add field
19481 "parseable_fixits_p".
19482 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
19483 -fdiagnostics-parseable-fixits.
19484 (-fdiagnostics-parseable-fixits): New option.
19485 * opts.c (common_handle_option): Handle
19486 -fdiagnostics-parseable-fixits.
19487 * selftest-run-tests.c (selftest::run_tests): Call
19488 selftest::diagnostic_c_tests.
19489 * selftest.h (selftest::diagnostic_c_tests): New prototype.
19491 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
19493 PR tree-optimization/71488
19494 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
19495 comparison of boolean vectors.
19496 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
19497 of boolean vectors using bitwise operations.
19499 2016-06-22 Andreas Schwab <schwab@suse.de>
19501 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
19502 Remove declaration.
19504 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
19506 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
19508 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
19510 * config/i386/i386.c (print_reg): Emit an error message on attempt to
19513 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19515 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
19516 * config/arm/arm-cores.def (cortex-a73): New entry.
19517 (cortex-a73.cortex-a35): Likewise.
19518 (cortex-a73.cortex-a53): Likewise.
19519 * config/arm/arm-tables.opt: Regenerate.
19520 * config/arm/arm-tune.md: Likewise.
19521 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
19522 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19523 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
19524 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19525 * doc/invoke.texi (ARM Options): Document cortex-a73,
19526 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
19528 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19530 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
19531 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
19532 (cortex-a73.cortex-a35): Likewise.
19533 (cortex-a73.cortex-a53): Likewise.
19534 * config/aarch64/aarch64-tune.md: Regenerate.
19535 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
19536 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
19539 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19541 * configure.ac (gcc_cv_as_compress_debug): Remove
19542 --compress-debug-sections as extra as switch.
19543 Handle gas --compress-debug-sections=type.
19544 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
19545 Handle gld --compress-debug-sections=type.
19546 * configure: Regenerate.
19548 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
19550 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
19552 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
19554 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
19555 (do_rewrite): likewise.
19557 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19559 * common/config/mep/mep-common.c: Remove.
19560 * config.gcc: Remove mep-* support.
19561 * config/mep/constraints.md: Remove.
19562 * config/mep/default.h: Remove.
19563 * config/mep/intrinsics.h: Remove.
19564 * config/mep/intrinsics.md: Remove.
19565 * config/mep/ivc2-template.h: Remove.
19566 * config/mep/mep-c5.cpu: Remove.
19567 * config/mep/mep-core.cpu: Remove.
19568 * config/mep/mep-default.cpu: Remove.
19569 * config/mep/mep-ext-cop.cpu: Remove.
19570 * config/mep/mep-intrin.h: Remove.
19571 * config/mep/mep-ivc2.cpu: Remove.
19572 * config/mep/mep-pragma.c: Remove.
19573 * config/mep/mep-protos.h: Remove.
19574 * config/mep/mep.c: Remove.
19575 * config/mep/mep.cpu: Remove.
19576 * config/mep/mep.h: Remove.
19577 * config/mep/mep.md: Remove.
19578 * config/mep/mep.opt: Remove.
19579 * config/mep/predicates.md: Remove.
19580 * config/mep/t-mep: Remove.
19581 * doc/install.texi: Remove mep-* documentation.
19582 * doc/md.texi: Likewise.
19584 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19586 * config.gcc: Remove support for avr-rtems.
19587 * config/avr/gen-avr-mmcu-specs.c: Likewise.
19588 * config/avr/rtems.h: Remove.
19589 * config/avr/t-rtems: Remove.
19591 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19593 * config.gcc: Remove m32r-rtems support.
19594 * config/m32r/rtems.h: Remove.
19596 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19598 * config.gcc: Remove h8300-rtems support.
19599 * config/h8300/rtems.h: Remove.
19600 * config/h8300/t-rtems: Remove.
19602 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19604 * config.gcc: Remove support for knetbsd.
19605 * configure.ac: Likewise.
19606 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
19607 * config/knetbsd-gnu.h: Remove.
19608 * configure: Regenerate.
19610 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19612 * config.gcc: Remove support for openbsd 2 and 3.
19613 * config/openbsd-oldgas.h: Remove.
19615 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19617 * config.gcc: Remove interix support.
19618 * config/i386/i386-interix.h: Remove.
19619 * config/i386/interix.opt: Remove.
19620 * config/i386/t-interix: Remove.
19621 * configure: Regenerate.
19622 * configure.ac: Remove interix support.
19623 * doc/install.texi: Remove interix documentation.
19625 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
19627 * config/rs6000/rs6000.h: Add conditional preprocessing directives
19628 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
19631 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
19633 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
19634 they are both PLACEHOLDER_EXPRs.
19636 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
19638 * stor-layout.c (layout_type): Move setting complex MODE to
19639 layout_type, instead of setting it ahead of time by the caller.
19640 * tree.c (build_complex_type): Likewise.
19642 2016-06-21 Martin Liska <mliska@suse.cz>
19644 * predict.c (force_edge_cold): Replace imposisble with
19647 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
19649 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
19650 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
19652 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
19654 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
19656 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
19657 Ilya Enkovich <ilya.enkovich@intel.com>
19660 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
19661 New member function to convert V1TImode register to SUBREG
19662 TImode in debug insn.
19663 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
19664 after changing register mode to V1TImode.
19666 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
19668 * config/aarch64/aarch64-cores.def (vulcan): New core.
19669 * config/aarch64/aarch64-tune.md: Regenerate.
19670 * doc/invoke.texi: Document vulcan as an available option.
19672 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
19674 * cse.c (canon_asm_operands): New function extracted from...
19675 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
19676 either standalone or member of a PARALLEL.
19678 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
19681 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
19682 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
19683 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
19685 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
19688 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
19689 constant addresses if can_create_pseudo_p.
19691 2016-06-21 Jakub Jelinek <jakub@redhat.com>
19693 PR tree-optimization/71588
19694 * tree-ssa-strlen.c (valid_builtin_call): New function.
19695 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
19698 2016-06-20 Jakub Jelinek <jakub@redhat.com>
19700 PR middle-end/71581
19701 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
19702 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
19703 for conversion of scalar user var to complex type and use the
19704 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
19707 PR rtl-optimization/71591
19708 * toplev.c (toplev::run_self_tests): If no_backend, complain and
19709 don't run any tests.
19711 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
19714 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
19715 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
19716 space for PIC with non-v32 and the common non-PIC "jump".
19718 2016-06-20 Jakub Jelinek <jakub@redhat.com>
19721 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
19722 returned values and add UN*/LTGT/*ORDERED cases with values matching
19723 D operand modifier on vcmp for AVX.
19725 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19727 * config/aarch64/aarch64.opt
19728 (mpc-relative-literal-loads): Rename internal option name.
19729 * config/aarch64/aarch64.c
19730 (aarch64_nopcrelative_literal_loads): Rename to
19731 aarch64_pcrelative_literal_loads.
19732 (aarch64_expand_mov_immediate): Likewise.
19733 (aarch64_secondary_reload): Likewise.
19734 (aarch64_can_use_per_function_literal_pools_p): Likewise.
19735 (aarch64_override_options_after_change_1): Rename and simplify logic.
19736 (aarch64_classify_symbol): Merge large model checks into switch,
19737 remove pc-relative load check.
19739 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19741 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
19742 costs relative to the cost of a register move.
19744 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19746 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
19747 (vcvt_n_f64_u64): Likewise.
19748 (vcvt_n_s64_f64): Likewise.
19749 (vcvt_n_u64_f64): Likewise.
19750 (vcvt_f64_s64): Likewise.
19751 (vrecpe_f64): Likewise.
19752 (vcvt_f64_u64): Likewise.
19753 (vrecps_f64): Likewise.
19755 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19757 * config/aarch64/aarch64.md
19758 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
19760 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
19762 * config/aarch64/aarch64-builtins.c
19763 (aarch64_types_binop_uss_qualifiers): Delete.
19764 (TYPES_BINOP_USS): Likewise.
19765 (aarch64_types_binop_sus_qualifiers): Likewise.
19766 (TYPES_BINOP_SUS): Likewise.
19767 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
19768 (TYPES_FCVTIMM_SUS): Likewise.
19769 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
19771 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
19772 (fcvtzs): Use SHIFTIMM rather than BINOP.
19773 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
19775 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19777 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
19778 costs relative to the cost of a register move.
19780 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19782 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
19783 Allow scalar/single vector modes to be tieable.
19785 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19787 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
19789 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19791 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
19793 * tree.h (TYPE_ALIGN): Likewise.
19795 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
19798 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
19800 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
19802 * config/avr/avr.c (avr_print_operand): Fix "format not a string
19803 literal" build warnings.
19804 (avr_print_operand_address): Dito.
19806 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
19809 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
19810 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
19812 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
19814 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
19816 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
19819 * reload1.c (reload): Pass 0 to finish_spills when called because
19820 update_eliminables_and_spill returns true and remove did_spill.
19821 (finish_spills): Adjust comment and document GLOBAL parameter.
19823 2016-06-17 DJ Delorie <dj@redhat.com>
19826 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
19827 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
19828 (umulqihi3_virt): Likewise.
19829 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
19830 (umulqihi3_real): Likewise.
19832 2016-06-17 Martin Liska <mliska@suse.cz>
19834 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
19836 2016-06-17 Martin Liska <mliska@suse.cz>
19838 * predict.def: PRED_LOOP_EXIT from 92 to 85.
19840 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
19842 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
19844 (vaddq_f32): Likewise.
19845 (vmul_f32): Likewise.
19846 (vmulq_f32): Likewise.
19847 (vsub_f32): Likewise.
19848 (vsubq_f32): Likewise.
19850 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19852 PR tree-optimization/71347
19853 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
19854 cost for all uses in group.
19856 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19858 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
19859 insert gimple seq if it's not empty.
19861 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19863 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
19865 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
19866 rather than OFFSET.
19867 (comp_dr_with_seg_len_pair): Ditto.
19868 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
19869 struct dr_with_seg_len_pair against DR_OFFSET.
19870 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
19871 DR_OFFSET directly.
19873 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
19875 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
19877 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
19879 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
19880 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
19881 (pa_output_millicode_call): Likewise.
19882 (pa_output_call): Likewise.
19883 (pa_output_indirect_call): Likewise.
19884 (pa_asm_output_mi_thunk): Likewise.
19886 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19888 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
19890 2016-06-16 Martin Liska <mliska@suse.cz>
19892 * predict.c (combine_predictions_for_insn): When we find a first
19893 match predictor, we should consider just predictors with
19894 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
19895 DS theory predictor.
19896 (combine_predictions_for_bb): Likewise.
19898 2016-06-16 Jakub Jelinek <jakub@redhat.com>
19900 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
19901 with base of reference to struct.
19903 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
19905 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
19907 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
19910 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
19911 progmem_swtable_section.
19912 (progmem_swtable_section): Remove.
19913 (avr_asm_function_rodata_section): Remove.
19914 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
19915 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
19917 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
19919 * config/i386/driver-i386.c (host_detect_local_cpu): Set
19920 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
19921 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
19922 signature_CENTAUR_ebx.
19923 * config/i386/i386.c (ix86_option_override_internal): Add
19924 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
19925 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
19926 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
19928 2016-06-16 Martin Liska <mliska@suse.cz>
19930 * predict.def: Add fortran loop preheader predictor.
19931 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
19932 fold IFN_BUILTIN_EXPECT with a known constant argument.
19934 2016-06-16 Martin Liska <mliska@suse.cz>
19936 * predict.def: Add 'Fortran' to display text of all
19937 PRED_FORTRAN_* predictors.
19939 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
19942 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
19943 [IA64_BUILTIN_NANSQ]: Ditto.
19944 (ia64_fold_builtin): New function.
19945 (TARGET_FOLD_BUILTIN): New define.
19946 (ia64_init_builtins) Declare const_string_type node.
19947 Add __builtin_nanq and __builtin_nansq builtin functions.
19948 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
19950 2016-06-16 Nick Clifton <nickc@redhat.com>
19952 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
19953 MSP430_HWMULT_ prefix to enum values.
19954 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
19955 * config/msp430/msp430.c: Update use of enum values.
19956 * config/msp430/msp430.md: Likewise.
19957 * config/msp430/msp430.opt: Likewise.
19959 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
19961 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
19962 of comparsions in the last iteration.
19964 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
19965 Joern Rennecke <joern.rennecke@embecosm.com>
19967 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
19969 (arc_needs_pcl_p): Add GOTOFFPC.
19970 (arc_legitimate_pic_addr_p): Likewise.
19971 (arc_output_pic_addr_const): Likewise.
19972 (arc_legitimize_pic_address): Generate a pc-relative address using
19974 (arc_output_libcall): Use @pcl syntax.
19975 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
19976 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
19977 (*movsi_insn): Use @pcl syntax.
19978 (doloop_begin_i): Likewise.
19980 2016-06-16 Martin Liska <mliska@suse.cz>
19982 * predict.def: Define a new predictor.
19984 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
19986 * config/arc/arc.opt (mtp-regno): Update text.
19988 2016-06-16 Renlin Li <renlin.li@arm.com>
19990 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
19992 2016-06-16 Jakub Jelinek <jakub@redhat.com>
19995 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
19996 (setcc + and peephole2): Likewise.
19998 PR rtl-optimization/71532
19999 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
20002 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
20004 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
20005 DImode constants with XXSPLTIB in vector registers.
20006 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
20007 vsx_extract_<mode>_internal{1,2} into a single insn that handles
20008 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
20009 extraction of the element at the top of the register as a scalar
20011 (vsx_extract_<mode>_internal1): Likewise.
20012 (vsx_extract_<mode>_internal2): Likewise.
20013 * config/rs6000/constraints.md (wi constraint): Remove a comment
20014 about DImode not being allowed in Altivec registers.
20015 (wB constraint): New constraint for constants that can be
20016 generated in Altivec registers with VSPLTISW/VUPKHSW.
20017 * config/rs6000/predicates.md (xxspltib_constant_split): Update
20019 (xxspltib_constant_nosplit): Likewise.
20020 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
20021 support for -mupper-regs-di to enable DImode to go into Altivec
20023 (POWERPC_MASKS): Likewise.
20024 (power7 cpu): Likewise.
20025 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
20026 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
20027 for DImode being allowed in Altivec registers. Update wi/wj
20028 constraints. Set scalar_in_vmx_p flag.
20029 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
20030 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
20031 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
20032 (rs6000_opt_masks): Add -mupper-regs-di.
20033 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
20034 direct move to use wi and not wj.
20035 (lfiwzx): Likewise.
20036 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
20038 (floatunssi<mode>2_lfiwzx_mem): Likewise.
20039 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
20040 any VSX register, instead of just Altivec registers, to allow
20041 either operand to be an Altivec register or both.
20042 (fixuns_trunc<mode>di2_fctiduz): Likewise.
20043 (movdi_internal32): Add support for -mupper-regs-di. Add support
20044 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
20045 the alternatives and attributes to be lined up to be easier to
20047 (movdi_internal64): Likewise.
20048 (64-bit DImode splitters): Change predicates to only split loading
20049 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
20050 load constants in ISA 3.0 or ISA 2.07 respectively.
20051 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
20052 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
20053 mention -mcpu=power9 sets these options.
20054 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
20057 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
20060 * config/avr/avr.c (avr_set_current_function): Warn misspelled
20061 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
20062 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
20063 by default to warn misspelled interrupt/ signal handler.
20064 * doc/invoke.texi (AVR Options): Document it. Update description
20065 for -nodevicelib option.
20067 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20069 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
20070 up parentheses. Use GET_MODE_UNIT_BITSIZE.
20071 (aarch64_<sur>shll2_n<mode>): Likewise.
20073 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
20075 PR middle-end/71529
20076 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
20077 DECL_CONTEXT for copied arguments.
20079 2016-06-15 Alan Hayward <alan.hayward@arm.com>
20081 PR tree-optimization/71483
20082 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
20085 2016-06-15 Martin Liska <mliska@suse.cz>
20087 * predict.c (tree_predict_by_opcode): Call predict_edge_def
20088 instead of predict_edge w/o a probability.
20090 2016-06-15 Alan Hayward <alan.hayward@arm.com>
20092 PR tree-optimization/71439
20093 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
20096 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20098 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
20099 register subregs in SET_SRC.
20101 2016-06-15 Richard Biener <rguenther@suse.de>
20103 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
20104 store restrictions.
20106 2016-06-15 Richard Biener <rguenther@suse.de>
20108 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
20109 not consider dependences between accesses that belong to the
20111 (vect_analyze_data_ref_dependences): Do not analyze read-read
20112 or self-dependences.
20114 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20116 * spellcheck-tree.c: Include spellcheck-tree.h rather than
20118 (find_closest_identifier): Reimplement in terms of
20119 best_match<tree,tree>.
20120 * spellcheck-tree.h: New file.
20121 * spellcheck.c (struct edit_distance_traits<const char *>): New
20123 (find_closest_string): Reimplement in terms of
20124 best_match<const char *, const char *>.
20125 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
20126 overload to spellcheck-tree.h.
20127 (find_closest_identifier): Likewise.
20128 (struct edit_distance_traits<T>): New template.
20129 (class best_match): New class.
20131 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20133 * selftest-run-tests.c (selftest::run_tests): Call
20134 selftest::spellcheck_tree_c_tests.
20135 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
20136 * spellcheck-tree.c: Include selftest.h and stringpool.h.
20137 (selftest::test_find_closest_identifier): New function.
20138 (selftest::spellcheck_tree_c_tests): New function.
20139 * spellcheck.c (selftest::test_find_closest_string): Verify that
20140 the order of the vec does not affect the results for this case.
20141 (selftest::test_data): New array.
20142 (selftest::test_metric_conditions): New function.
20143 (selftest::spellcheck_c_tests): Add a test of case-comparison.
20144 Call selftest::test_metric_conditions.
20146 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20148 * config/rs6000/rs6000-builtin.def (commentary): Typo.
20149 (BU_P9_MISC_1): Likewise.
20150 (BU_P9_64BIT_MISC_0): Likewise.
20151 (BU_P9_MISC_0): Likewise.
20153 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20155 * gcc-rich-location.c
20156 (gcc_rich_location::add_fixit_misspelled_id): New method.
20157 * gcc-rich-location.h
20158 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
20160 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
20162 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
20163 FreeBSD 11 and above.
20165 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
20167 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
20169 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20171 * expmed.h: Close parenthesis in "at your option" in copyright
20173 * lower-subreg.h: Likewise.
20175 2016-06-14 Richard Biener <rguenther@suse.de>
20177 PR middle-end/71526
20178 * genmatch.c (expr::gen_transform): Use in_type for comparisons
20181 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20183 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
20185 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
20186 mask+shift version.
20187 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
20189 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
20190 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
20192 2016-06-14 Richard Biener <rguenther@suse.de>
20194 PR tree-optimization/71522
20195 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
20196 copying into float copying.
20198 2016-06-14 Jakub Jelinek <jakub@redhat.com>
20200 PR tree-optimization/71520
20201 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
20202 (replace_block_by): Move user labels from bb1 to bb2.
20204 2016-06-14 Richard Biener <rguenther@suse.de>
20206 PR middle-end/71310
20208 * expr.h (get_bit_range): Declare.
20209 * expr.c (get_bit_range): Export.
20210 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
20211 word_mode again to constrain the bitfield access.
20213 2016-06-14 Richard Biener <rguenther@suse.de>
20215 PR tree-optimization/71521
20216 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
20217 division int_const_binop against zero divisor.
20219 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20221 * config/i386/i386.md (signbittf2): New expander.
20222 * config/i386/sse.md (ptesttf2): New insn pattern.
20224 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20227 * input.c (selftest::test_reading_source_line): Avoid reading from
20228 __FILE__ by creating a tempfile with known content and reading
20231 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20233 * pretty-print.c (assert_pp_format_colored): Skip the test if
20235 (test_pp_format): Remove comment about GCC_COLORS.
20237 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20239 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
20240 * pretty-print.c (assert_pp_format_va): Add location param and use
20241 it with ASSERT_STREQ_AT.
20242 (assert_pp_format): Add location param and pass it to
20243 assert_pp_format_va.
20244 (assert_pp_format_colored): Likewise.
20245 (ASSERT_PP_FORMAT_1): New.
20246 (ASSERT_PP_FORMAT_2): New.
20247 (ASSERT_PP_FORMAT_3): New.
20248 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
20249 explicitly, or implicitly via the above macros.
20250 * selftest.c (selftest::pass): Use a selftest::location rather
20251 than file and line.
20252 (selftest::fail): Likewise. Print the function name.
20253 (selftest::fail_formatted): Likewise.
20254 (selftest::assert_streq): Use a selftest::location rather than
20256 * selftest.h (selftest::location): New struct.
20257 (SELFTEST_LOCATION): New macro.
20258 (selftest::pass): Accept a const location & rather than file
20260 (selftest::fail): Likewise.
20261 (selftest::fail_formatted): Likewise.
20262 (selftest::assert_streq): Likewise.
20263 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
20264 (ASSERT_FALSE): Likewise.
20265 (ASSERT_EQ): Likewise.
20266 (ASSERT_NE): Likewise.
20267 (ASSERT_STREQ): Likewise.
20268 (ASSERT_PRED1): Likewise.
20269 (ASSERT_STREQ_AT): New macro.
20271 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20273 * selftest.c (selftest::fail_formatted): New function.
20274 (selftest::assert_streq): New function.
20275 * selftest.h (selftests::fail_formatted): New decl.
20276 (selftest::assert_streq): New decl.
20277 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
20279 2016-06-13 Jeff Law <law@redhat.com>
20281 PR tree-optimization/71403
20282 * tree-ssa-threadbackward.c
20283 (convert_and_register_jump_thread_path): No longer accept reference
20284 to path. Do not pop items off the path anymore.
20285 (fsm_find_control_statement_thread_paths): Do not allow threading
20286 to a deeper loop nest. Pop the last item off the path here rather
20287 than in convert_and_register_jump_thread_path.
20289 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20290 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
20292 [AArch64] Emit division using the Newton series
20294 * config/aarch64/aarch64-protos.h
20295 (cpu_approx_modes): Add new member "division".
20296 (aarch64_emit_approx_div): Declare new function.
20297 * config/aarch64/aarch64.c
20298 (generic_approx_modes): New member "division".
20299 (exynosm1_approx_modes): Likewise.
20300 (xgene1_approx_modes): Likewise.
20301 (aarch64_emit_approx_div): Define new function.
20302 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
20303 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
20304 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
20305 * doc/invoke.texi (-mlow-precision-div): Describe new option.
20307 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20308 Wilco Dijkstra <wilco.dijkstra@arm.com>
20310 [AArch64] Emit square root using the Newton series
20312 * config/aarch64/aarch64-protos.h
20313 (aarch64_emit_approx_rsqrt): Replace with new function
20314 "aarch64_emit_approx_sqrt".
20315 (cpu_approx_modes): New member "sqrt".
20316 * config/aarch64/aarch64.c
20317 (generic_approx_modes): New member "sqrt".
20318 (exynosm1_approx_modes): Likewise.
20319 (xgene1_approx_modes): Likewise.
20320 (aarch64_emit_approx_rsqrt): Replace with new function
20321 "aarch64_emit_approx_sqrt".
20322 (aarch64_override_options_after_change_1): Handle new option.
20323 * config/aarch64/aarch64-simd.md
20324 (rsqrt<mode>2): Use new function instead.
20325 (sqrt<mode>2): New expansion and insn definitions.
20326 * config/aarch64/aarch64.md: Likewise.
20327 * config/aarch64/aarch64.opt
20328 (mlow-precision-sqrt): Add new option description.
20329 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
20331 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20333 [AArch64] Add more choices for the reciprocal square root approximation
20335 Allow a target to prefer such operation depending on the operation mode.
20337 * config/aarch64/aarch64-protos.h
20338 (AARCH64_APPROX_MODE): New macro.
20339 (AARCH64_APPROX_{NONE,ALL}): Likewise.
20340 (cpu_approx_modes): New structure.
20341 (tune_params): New member "approx_modes".
20342 * config/aarch64/aarch64-tuning-flags.def
20343 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
20344 * config/aarch64/aarch64.c
20345 (generic_approx_modes): New core "cpu_approx_modes" structure.
20346 (exynosm1_approx_modes): Likewise.
20347 (xgene1_approx_modes): Likewise.
20348 (generic_tunings): New member "approx_modes".
20349 (cortexa35_tunings): Likewise.
20350 (cortexa53_tunings): Likewise.
20351 (cortexa57_tunings): Likewise.
20352 (cortexa72_tunings): Likewise.
20353 (exynosm1_tunings): Likewise.
20354 (thunderx_tunings): Likewise.
20355 (xgene1_tunings): Likewise.
20356 (use_rsqrt_p): New argument for the mode and use new member from
20358 (aarch64_builtin_reciprocal): Devise mode from builtin.
20359 (aarch64_optab_supported_p): New argument for the mode.
20360 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
20362 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
20364 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
20365 RS6000_BTM_MODULO flag into the set of flags that are considered
20366 to be part of the common configuration.
20368 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
20370 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
20371 difference unsigned.
20372 (vec_absdb): New macro for vector absolute difference unsigned
20374 (vec_absdh): New macro for vector absolute difference unsigned
20376 (vec_absdw): New macro for vector absolute difference unsigned word.
20377 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
20378 (vadu<mode>3): New insn.
20379 (*p9_vadu<mode>3): New insn.
20380 * config/rs6000/rs6000-builtin.def (vadub): New built-in
20382 (vaduh): New built-in definition.
20383 (vaduw): New built-in definition.
20384 (vadu): New overloaded built-in definition.
20385 (vadub): New overloaded built-in definition.
20386 (vaduh): New overloaded built-in definition.
20387 (vaduw): New overloaded built-in definition.
20388 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20389 overloaded vector absolute difference unsigned functions.
20390 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
20391 the ISA 3.0 vector absolute difference unsigned built-in functions.
20393 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
20395 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
20396 update shared_lookup_references only once after changing operands.
20398 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
20400 PR middle-end/71373
20401 * tree-nested.c (convert_nonlocal_omp_clauses)
20402 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
20404 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
20405 * tree.def (CASE_LABEL_EXPR): Likewise.
20407 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
20410 * input.c (test_builtins): Fix an assertion.
20412 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20414 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
20415 (paritysi2): Ditto.
20417 (isinf<mode>2): Ditto.
20419 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20421 * ggc-tests.c (test_finalization): Only test need_finalization_p
20422 for GCC_VERSION >= 4003.
20424 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20426 * config/s390/vecintrin.h: Fix file description in comment.
20428 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20430 * config/s390/s390-builtin-types.def: Change builtin type naming
20431 scheme to match builtin-types.def.
20433 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
20435 * fold-const.c (optimize_minmax_comparison): Remove.
20436 (fold_comparison): Remove call to the above.
20437 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
20438 New transformations.
20440 2016-06-13 Alan Hayward <alan.hayward@arm.com>
20442 PR tree-optimization/71416
20443 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
20446 2016-06-13 Martin Liska <mliska@suse.cz>
20448 * predict.c (enum predictor_reason): Prefix enum with REASON_.
20449 (combine_predictions_for_insn): Likewise.
20450 (prune_predictions_for_bb): Likewise.
20451 (combine_predictions_for_bb): Likewise.
20453 2016-06-13 Richard Biener <rguenther@suse.de>
20455 PR tree-optimization/71505
20456 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
20457 assert match comment.
20459 2016-06-13 Marek Polacek <polacek@redhat.com>
20461 PR middle-end/71476
20462 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
20463 gimplify_switch_expr.
20464 (warn_switch_unreachable_r): New function.
20466 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20469 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
20472 2016-06-13 Richard Biener <rguenther@suse.de>
20474 PR middle-end/64516
20475 * fold-const.c (fold_unary_loc): Preserve alignment when
20476 folding a VIEW_CONVERT_EXPR into a MEM_REF.
20478 2016-06-13 Martin Liska <mliska@suse.cz>
20481 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
20482 w/ -fsanitize=bounds.
20484 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
20486 * config/i386/i386.c (ix86_init_builtins): Calculate
20487 FLOAT128_FTYPE_CONST_STRING function type only once.
20488 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
20489 built-in functions are available for x86-32 and x86-64 targets.
20491 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
20494 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
20495 New primitive type.
20496 (FLOAT128_FTYPE_CONST_STRING): New function type.
20497 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
20498 [IX86_BUILTIN_NANSQ]: Ditto.
20499 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20500 (ix86_init_builtin_types): Declare const_string_type_node.
20501 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
20503 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20504 * doc/extend.texi (x86 Built-in Functions): Document
20505 __builtin_nanq and __builtin_nansq.
20507 2016-06-11 Jiong Wang <jiong.wang@arm.com>
20510 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
20511 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
20512 length for pop patterns.
20513 (arm_attr_length_push_multi): Update comments.
20514 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
20516 (*pop_multiple_with_writeback_and_return): Likewise.
20517 (*pop_multiple_with_return): Likewise.
20519 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
20521 PR middle-end/71310
20522 * fold-const.c (optimize_bit_field_compare): Don't try to use
20523 word_mode unconditionally for reading the bit field, look at
20524 DECL_BIT_FIELD_REPRESENTATIVE instead.
20526 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
20528 PR middle-end/71478
20529 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
20530 vector integer type.
20532 2016-06-10 Jakub Jelinek <jakub@redhat.com>
20534 PR middle-end/71494
20535 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
20536 without LABEL_DECL, set *handled_ops_p to false instead of true.
20538 2016-06-10 Martin Sebor <msebor@redhat.com>
20541 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
20542 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
20543 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
20545 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
20546 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
20547 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
20548 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
20549 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
20550 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
20551 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
20552 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
20554 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
20556 * config/arm/arm.h (pool_vector_label,
20557 return_used_this_function): Remove.
20559 2016-06-10 Jeff Law <law@redhat.com>
20561 PR tree-optimization/71335
20562 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
20563 zero length paths here.
20564 (convert_and_register_jump_thread_path): Remove hacks related to
20565 duplicated blocks in the jump thread path.
20566 (fsm_find_control_statement_thread_paths): Avoid putting the same
20567 block on the thread path twice, but ensure the thread path is
20568 unchanged from the caller's point of view.
20570 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
20572 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
20573 * predict.def (PRED_LOOP_BRANCH): Remove.
20575 2016-06-10 David Malcolm <dmalcolm@redhat.com>
20577 * Makefile.in (OBJS): Add ggc-tests.o.
20578 (GTFILES): Add ggc-tests.c.
20579 * ggc-tests.c: New file.
20580 * selftest-run-tests.c (selftest::run_tests): Call
20581 selftest::ggc_tests_c_tests.
20582 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
20584 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
20586 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
20588 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
20591 * varasm.c (place_block_symbol): Adjust alignment for asan protected
20592 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
20594 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
20596 * profile.c: Include cfgloop.h.
20597 (branch_prob): Compute estimated number of iterations.
20598 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
20599 recompute estimate number of iterations from profile.
20601 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
20603 PR inline-asm/68843
20604 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
20605 must be grouped on top of stack. Don't force early clobber
20606 on ordinary reg outputs.
20608 2016-06-10 Richard Biener <rguenther@suse.de>
20610 * targhooks.c (default_builtin_vectorization_cost): Adjust
20611 vec_construct cost.
20613 2016-06-10 Richard Biener <rguenther@suse.de>
20615 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
20616 to fold the RHS to a constant if possible.
20618 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
20620 PR middle-end/71373
20621 * tree-nested.c (convert_nonlocal_omp_clauses)
20622 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
20623 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
20624 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
20626 * gimplify.c (gimplify_adjust_omp_clauses): Discard
20628 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
20630 * omp-low.c (scan_sharing_clauses): Don't expect
20631 OMP_CLAUSE__CACHE_.
20633 2016-06-10 Alan Hayward <alan.hayward@arm.com>
20635 PR tree-optimization/71407
20636 PR tree-optimization/71416
20637 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
20638 BIT_FIELD_REF type.
20640 2016-06-10 Richard Biener <rguenther@suse.de>
20642 PR middle-end/71477
20643 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
20645 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
20647 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
20649 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
20650 Jiong Wang <jiong.wang@arm.com>
20652 PR rtl-optimization/70751
20653 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
20654 spilled into memory.
20656 2016-06-09 Jonathan Yong <10walls@gmail.com>
20659 2015-09-21 Jonathan Yong <10walls@gmail.com>
20661 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
20662 sysroot/usr/lib/32api for additional win32 libraries,
20663 fixes failing Cygwin bootstrapping.
20665 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
20667 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
20670 2016-06-09 David Malcolm <dmalcolm@redhat.com>
20673 * pretty-print.c (pp_indent): Specify that %p is printed in a
20674 host-dependent manner.
20675 (test_pp_format): Remove the test for %p.
20677 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
20679 * config/mips/mips.c (mips_output_jump): Fix formatting.
20681 2016-06-09 Richard Biener <rguenther@suse.de>
20683 PR tree-optimization/71462
20684 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
20687 2016-06-09 Martin Liska <mliska@suse.cz>
20689 * predict.c (dump_prediction): Add new argument.
20690 (enum predictor_reason): New enum.
20691 (struct predictor_hash): New struct.
20692 (predictor_hash::hash): New function.
20693 (predictor_hash::equal): Likewise.
20694 (not_removed_prediction_p): New function.
20695 (prune_predictions_for_bb): Likewise.
20696 (combine_predictions_for_bb): Prune predictions.
20698 2016-06-09 Martin Liska <mliska@suse.cz>
20700 * predict.c (filter_predictions): New function.
20701 (remove_predictions_associated_with_edge): Use the filter
20703 (equal_edge_p): New function.
20705 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
20707 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
20708 Correct usage of @samp vs @option, add @samp where appropriate.
20709 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
20710 Add armv6s-m and document it, as it is no official ARM name.
20712 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20714 * ifcvt.c (struct noce_if_info): Add transform_name field.
20715 (noce_try_move): Set if_info->transform_name to the function name.
20716 (noce_try_ifelse_collapse): Likewise.
20717 (noce_try_store_flag): Likewise.
20718 (noce_try_inverse_constants): Likewise.
20719 (noce_try_store_flag_constants): Likewise.
20720 (noce_try_addcc): Likewise.
20721 (noce_try_store_flag_mask): Likewise.
20722 (noce_try_cmove): Likewise.
20723 (noce_try_cmove_arith): Likewise.
20724 (noce_try_minmax): Likewise.
20725 (noce_try_abs): Likewise.
20726 (noce_try_sign_mask): Likewise.
20727 (noce_try_bitop): Likewise.
20728 (noce_convert_multiple_sets): Likewise.
20729 (noce_process_if_block): Print if_info->transform_name to
20730 dump_file if transformation succeeded.
20732 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20734 * config/arm/cortex-a57.md (cortex_a57_alu):
20737 2016-06-08 Martin Sebor <msebor@redhat.com>
20738 Jakub Jelinek <jakub@redhat.com>
20742 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
20743 BUILT_IN_MUL_OVERFLOW_P): New builtins.
20744 * builtins.c: Include gimple-fold.h.
20745 (fold_builtin_arith_overflow): Handle
20746 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
20747 (fold_builtin_3): Likewise.
20748 * doc/extend.texi (Integer Overflow Builtins): Document
20749 __builtin_{add,sub,mul}_overflow_p.
20751 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
20753 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
20754 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
20756 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
20758 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
20759 Rewrite, looking one level down for records and arrays.
20761 2016-06-08 David Malcolm <dmalcolm@redhat.com>
20763 * pretty-print.c: Include "selftest.h".
20764 (pp_format): Fix comment.
20765 (identifier_to_locale): Likewise.
20766 (selftest::test_basic_printing): New function.
20767 (selftest::assert_pp_format): New function.
20768 (selftest::test_pp_format): New function.
20769 (selftest::pretty_print_c_tests): New function.
20770 * selftest-run-tests.c (selftest::run_tests): Call
20771 selftest::pretty_print_c_tests.
20772 * selftest.h (pretty_print_c_tests): New declaration.
20774 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
20776 * invoke.texi (max-loop-headers-insns): Document.
20777 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
20778 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
20779 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
20781 2016-06-08 Richard Biener <rguenther@suse.de>
20783 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
20784 on strided SLP loads and fall back to scalar loads in case
20785 we can't chunk them.
20787 2016-06-08 Richard Biener <rguenther@suse.de>
20789 PR tree-optimization/71452
20790 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
20791 type used for the SSA rewrite has enough precision to cover
20792 the dynamic type of the location.
20794 2016-06-08 Jakub Jelinek <jakub@redhat.com>
20795 Richard Biener <rguenther@suse.de>
20798 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
20799 the same as DECL_P (base0) for indirect_base0. Use equality_code
20800 in one further place.
20802 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
20804 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
20805 to one word if the field is known to overlap other words.
20806 (extract_bit_field_1): Likewise.
20807 (store_split_bit_field): Remove compensating code.
20808 (extract_split_bit_field): Likewise.
20810 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
20814 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
20816 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20818 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
20820 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
20821 (arch64_addpv4sf): Delete.
20822 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
20823 "gen_aarch64_addpv4sf".
20824 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
20826 (vpadds_f32): Likewise.
20827 (vpaddq_f32): Likewise.
20828 (vpaddq_f64): Likewise.
20830 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20832 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
20834 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
20835 to VALLF. Rename to "fabd<mode>3".
20836 "*fabd_scalar<mode>3): Delete.
20837 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
20839 (vabdd_f64): Likewise.
20840 (vabd_f32): Likewise.
20841 (vabd_f64): Likewise.
20842 (vabdq_f32): Likewise.
20843 (vabdq_f64): Likewise.
20845 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20847 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
20849 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
20850 "aarch64_rsqrts<mode>".
20851 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
20852 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
20854 (vrsqrtsd_f64): Likewise.
20855 (vrsqrts_f32): Likewise.
20856 (vrsqrts_f64): Likewise.
20857 (vrsqrtsq_f32): Likewise.
20858 (vrsqrtsq_f64): Likewise.
20860 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20862 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
20864 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
20865 "aarch64_rsqrte<mode>".
20866 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
20867 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
20869 (vrsqrted_f64): Likewise.
20870 (vrsqrte_f32): Likewise.
20871 (vrsqrte_f64): Likewise.
20872 (vrsqrteq_f32): Likewise.
20873 (vrsqrteq_f64): Likewise.
20875 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20877 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
20879 (fcvtzs): Likewise.
20880 (fcvtzu): Likewise.
20881 * config/aarch64/aarch64-simd.md
20882 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
20883 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
20884 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
20886 (vcvt_n_f32_u32): Likewise.
20887 (vcvt_n_s32_f32): Likewise.
20888 (vcvt_n_u32_f32): Likewise.
20889 (vcvtq_n_f32_s32): Likewise.
20890 (vcvtq_n_f32_u32): Likewise.
20891 (vcvtq_n_f64_s64): Likewise.
20892 (vcvtq_n_f64_u64): Likewise.
20893 (vcvtq_n_s32_f32): Likewise.
20894 (vcvtq_n_s64_f64): Likewise.
20895 (vcvtq_n_u32_f32): Likewise.
20896 (vcvtq_n_u64_f64): Likewise.
20897 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
20898 (VSDQ_SDI): Likewise.
20899 (fcvt_target): Support V4DI, V4SI and V2SI.
20900 (FCVT_TARGET): Likewise.
20902 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20904 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
20905 (TYPES_BINOP_SUS): Likewise.
20906 (aarch64_simd_builtin_data): Update include file name.
20907 (aarch64_builtins): Likewise.
20908 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
20909 for conversion between scalar float-point and fixed-point.
20911 (fcvtzs): Likewise.
20912 (fcvtzu): Likewise.
20913 * config/aarch64/aarch64.md
20914 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
20915 pattern for conversion between scalar float to fixed-pointer.
20916 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
20917 (UNSPEC_FCVTZS): New UNSPEC enumeration.
20918 (UNSPEC_FCVTZU): Likewise.
20919 (UNSPEC_SCVTF): Likewise.
20920 (UNSPEC_UCVTF): Likewise.
20921 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
20923 (vcvtd_n_f64_u64): Likewise.
20924 (vcvtd_n_s64_f64): Likewise.
20925 (vcvtd_n_u64_f64): Likewise.
20926 (vcvtd_n_f32_s32): Likewise.
20927 (vcvts_n_f32_u32): Likewise.
20928 (vcvtd_n_s32_f32): Likewise.
20929 (vcvts_n_u32_f32): Likewise.
20930 * config/aarch64/iterators.md (fcvt_target): Support integer to float
20932 (FCVT_TARGET): Likewise.
20933 (FCVT_FIXED2F): New iterator.
20934 (FCVT_F2FIXED): Likewise.
20935 (fcvt_fixed_insn): New define_int_attr.
20937 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
20939 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
20940 some statements was removed.
20942 2016-06-08 Alan Hayward <alan.hayward@arm.com>
20944 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
20945 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
20946 (vect_can_advance_ivs_p): likewise.
20947 (vect_update_ivs_after_vectorizer): likewise.
20948 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
20949 (vect_analyze_scalar_cycles_1): likewise.
20950 (vect_analyze_loop_operations): likewise.
20951 (report_vect_op): likewise.
20952 (vect_is_slp_reduction): likewise.
20953 (vect_is_simple_reduction): likewise.
20954 (get_initial_def_for_induction): likewise.
20955 (vect_transform_loop): likewise.
20956 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
20957 (vect_recog_sad_pattern): likewise.
20958 (vect_recog_widen_sum_pattern): likewise.
20959 (vect_recog_widening_pattern): likewise.
20960 (vect_recog_divmod_pattern): likewise.
20961 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
20962 (vect_analyze_slp_instance): likewise.
20963 (vect_transform_slp_perm_load): likewise.
20964 (vect_schedule_slp_instance): likewise.
20966 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
20968 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
20969 (return_prediction): PRED_CONST_RETURN predict return as not taken.
20970 * predict.def (PRED_CONTINUE): Change hitrate 50->67
20971 (PRED_LOOP_BRANCH): Document predictor as broken.
20972 (PRED_LOOP_EXIT): Change hitrate 91->92.
20973 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
20974 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
20975 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
20976 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
20977 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
20978 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
20979 (PRED_CALL): Chane hitrate 71->67.
20980 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
20981 (PRED_GOTO): Document as unused right now.
20982 (PRED_CONST_RETURN): Change hitrate 67->69
20983 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
20984 (PRED_NULL_RETURN): Change hitrate 91->90.
20985 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
20986 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
20987 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
20989 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
20991 * config/rs6000/altivec.h: Add __builtin_vec_mul.
20992 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
20993 special case Altivec builtin.
20994 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
20995 VSX_BUILTIN_VEC_MUL (replaced with special case code).
20996 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
20997 code for ALTIVEC_BUILTIN_VEC_MUL.
20998 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
20999 for __builtin_vec_mul.
21001 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
21003 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
21006 2016-06-07 David Malcolm <dmalcolm@redhat.com>
21008 * spellcheck.c (selftest::test_find_closest_string): New function.
21009 (spellcheck_c_tests): Call the above.
21011 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21013 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
21015 2016-06-07 Jakub Jelinek <jakub@redhat.com>
21017 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
21018 Yv=Yv,C alternatives.
21020 2016-06-07 Richard Biener <rguenther@suse.de>
21023 * common.opt (ffast-math): Make Optimization.
21025 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
21026 Prachi Godbole <prachi.godbole@imgtec.com>
21028 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
21029 `fabs' and `fneg' type attributes.
21030 (p5600_fpu_fabs): Add `fmove' to the comment.
21032 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21034 * gimple.c: Include builtins.h
21035 (gimple_inexpensive_call_p): New function.
21036 * gimple.h (gimple_inexpensive_call_p): Declare.
21037 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
21038 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
21041 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
21043 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
21044 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
21045 warning_at_rich_loc, warning_n, pedwarn, permerror,
21046 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
21047 sorry, fatal_error, internal_error, internal_error_no_backtrace):
21050 2016-06-07 Richard Biener <rguenther@suse.de>
21052 PR tree-optimization/71428
21053 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
21054 BIT_FIELD_REF op vs. load.
21056 2016-06-07 Richard Biener <rguenther@suse.de>
21058 PR middle-end/71423
21059 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
21062 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
21064 * config/pa/pa.md (call): Generate indirect long calls to non-local
21065 functions on TARGET_64BIT.
21066 (call_value): Likewise.
21068 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
21070 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
21071 pattern and subsequent splitters.
21072 (call_val_reg_64bit_post_reload): Likewise.
21074 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
21076 PR middle-end/71408
21077 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
21078 propagate_op_to_single_use.
21080 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
21082 PR middle-end/71281
21083 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
21085 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
21087 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
21088 (enum x86_dirflag_state): New enum.
21089 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
21090 (machine_function): Remove needs_cld.
21091 (ix86_current_function_needs_cld): Remove.
21092 * config/i386/i386.c (ix86_set_func_type): Set
21093 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
21094 (ix86_expand_prologue): Do not emit CLD here.
21095 (ix86_dirflag_mode_needed): New function.
21096 (ix86_dirflag_mode_entry): Ditto.
21097 (ix86_mode_needed): Handle X86_DIRFLAG entity.
21098 (ix86_mode_after): Ditto.
21099 (ix86_mode_entry): Ditto.
21100 (ix86_mode_exit): Ditto.
21101 (ix86_emit_mode_set): Ditto.
21102 * config/i386/i386.md (strmov_singleop): Set
21103 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
21104 Do not set ix86_current_function_needs_cld.
21106 (strset_singleop): Ditto.
21108 (cmpstrnqi_nz_1): Ditto.
21109 (cmpstrnqi_1): Ditto.
21110 (strlenqi_1): Ditto.
21112 2016-06-06 Jakub Jelinek <jakub@redhat.com>
21114 PR tree-optimization/71259
21115 * tree-vect-slp.c (vect_get_constant_vectors): For
21116 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
21117 one for constant op, and use COND_EXPR for non-constant.
21119 2016-06-06 David Malcolm <dmalcolm@redhat.com>
21121 * Makefile.in (OBJS): Add function-tests.o,
21122 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
21123 selftest-run-tests.o.
21124 (OBJS-libcommon): Add selftest.o.
21125 (OBJS-libcommon-target): Add selftest.o.
21126 (all.internal): Add "selftest".
21127 (all.cross): Likewise.
21128 (selftest): New phony target.
21129 (s-selftest): New target.
21130 (selftest-gdb): New phony target.
21131 (COLLECT2_OBJS): Add selftest.o.
21132 * bitmap.c: Include "selftest.h".
21133 (selftest::test_gc_alloc): New function.
21134 (selftest::test_set_range): New function.
21135 (selftest::test_clear_bit_in_middle): New function.
21136 (selftest::test_copying): New function.
21137 (selftest::test_bitmap_single_bit_set_p): New function.
21138 (selftest::bitmap_c_tests): New function.
21139 * common.opt (fself-test): New.
21140 * diagnostic-show-locus.c: Include "selftest.h".
21141 (make_range): New function.
21142 (test_range_contains_point_for_single_point): New function.
21143 (test_range_contains_point_for_single_line): New function.
21144 (test_range_contains_point_for_multiple_lines): New function.
21145 (assert_eq): New function.
21146 (test_get_line_width_without_trailing_whitespace): New function.
21147 (selftest::diagnostic_show_locus_c_tests): New function.
21148 * et-forest.c: Include "selftest.h".
21149 (selftest::test_single_node): New function.
21150 (selftest::test_simple_tree): New function.
21151 (selftest::test_disconnected_nodes): New function.
21152 (selftest::et_forest_c_tests): New function.
21153 * fold-const.c: Include "selftest.h".
21154 (selftest::assert_binop_folds_to_const): New function.
21155 (selftest::assert_binop_folds_to_nonlvalue): New function.
21156 (selftest::test_arithmetic_folding): New function.
21157 (selftest::fold_const_c_tests): New function.
21158 * function-tests.c: New file.
21159 * gimple.c: Include "selftest.h".
21160 Include "gimple-pretty-print.h".
21161 (selftest::verify_gimple_pp): New function.
21162 (selftest::test_assign_single): New function.
21163 (selftest::test_assign_binop): New function.
21164 (selftest::test_nop_stmt): New function.
21165 (selftest::test_return_stmt): New function.
21166 (selftest::test_return_without_value): New function.
21167 (selftest::gimple_c_tests): New function.
21168 * hash-map-tests.c: New file.
21169 * hash-set-tests.c: New file.
21170 * input.c: Include "selftest.h".
21171 (selftest::assert_loceq): New function.
21172 (selftest::test_accessing_ordinary_linemaps): New function.
21173 (selftest::test_unknown_location): New function.
21174 (selftest::test_builtins): New function.
21175 (selftest::test_reading_source_line): New function.
21176 (selftest::input_c_tests): New function.
21177 * rtl-tests.c: New file.
21178 * selftest-run-tests.c: New file.
21179 * selftest.c: New file.
21180 * selftest.h: New file.
21181 * spellcheck.c: Include "selftest.h".
21182 (selftest::levenshtein_distance_unit_test_oneway): New function,
21183 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
21184 (selftest::levenshtein_distance_unit_test): Likewise.
21185 (selftest::spellcheck_c_tests): Likewise.
21186 * toplev.c: Include selftest.h.
21187 (toplev::run_self_tests): New.
21188 (toplev::main): Handle -fself-test.
21189 * toplev.h (toplev::run_self_tests): New.
21190 * tree.c: Include "selftest.h".
21191 (selftest::test_integer_constants): New function.
21192 (selftest::test_identifiers): New function.
21193 (selftest::test_labels): New function.
21194 (selftest::tree_c_tests): New function.
21195 * tree-cfg.c: Include "selftest.h".
21196 (selftest::push_fndecl): New function.
21197 (selftest::test_linear_chain): New function.
21198 (selftest::test_diamond): New function.
21199 (selftest::test_fully_connected): New function.
21200 (selftest::tree_cfg_c_tests): New function.
21201 * vec.c: Include "selftest.h".
21202 (selftest::safe_push_range): New function.
21203 (selftest::test_quick_push): New function.
21204 (selftest::test_safe_push): New function.
21205 (selftest::test_truncate): New function.
21206 (selftest::test_safe_grow_cleared): New function.
21207 (selftest::test_pop): New function.
21208 (selftest::test_safe_insert): New function.
21209 (selftest::test_ordered_remove): New function.
21210 (selftest::test_unordered_remove): New function.
21211 (selftest::test_block_remove): New function.
21212 (selftest::reverse_cmp): New function.
21213 (selftest::test_qsort): New function.
21214 (selftest::vec_c_tests): New function.c.
21215 * wide-int.cc: Include selftest.h and wide-int-print.h.
21216 (selftest::from_int <wide_int>): New function.
21217 (selftest::from_int <offset_int>): New function.
21218 (selftest::from_int <widest_int>): New function.
21219 (selftest::assert_deceq): New function.
21220 (selftest::assert_hexeq): New function.
21221 (selftest::test_printing <VALUE_TYPE>): New function template.
21222 (selftest::test_ops <VALUE_TYPE>): New function template.
21223 (selftest::test_comparisons <VALUE_TYPE>): New function template.
21224 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
21226 (selftest::wide_int_cc_tests): New function.
21228 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21230 PR middle-end/37780
21231 * ifcvt.c (noce_try_ifelse_collapse): New function.
21233 (noce_process_if_block): Call noce_try_ifelse_collapse.
21234 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
21235 (simplify_ternary_operation): Use the above to simplify
21236 conditional CLZ/CTZ expressions.
21238 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21240 PR middle-end/37780
21241 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
21242 define_insn_and_split.
21244 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21246 PR middle-end/37780
21247 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
21249 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
21252 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
21253 Implicitly clobber memory for basic asm with non-empty assembler
21254 string. Use targetm.md_asm_adjust also here.
21255 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
21256 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
21257 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
21258 non-empty assembler string.
21259 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
21260 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
21261 (decode_asm_operands): Handle basic asm in PARALLEL block.
21262 (extract_insn): Handle basic asm in PARALLEL block.
21263 * doc/extend.texi: Mention new behavior of basic asm.
21264 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
21265 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
21266 branch_needs_nop_p): Use asm_noperands.
21268 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
21270 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
21271 Include the M7 SPARC DFA scheduler.
21272 New attribute v3pipe.
21273 Annotate insns with v3pipe where appropriate.
21274 Define cpu_feature vis4.
21275 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
21276 Add (V8QI "8") to vbits.
21277 Add insns {add,sub}v8qi3
21278 Add insns ss{add,sub}v8qi3
21279 Add insns us{add,sub}{v8qi,v4hi}3
21280 Add insns {min,max}{v8qi,v4hi,v2si}3
21281 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
21282 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
21283 * config/sparc/niagara4.md: Add a comment explaining the
21284 discrepancy between the documented latenty numbers and the
21286 * config/sparc/niagara7.md: New file.
21287 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
21288 supports SPARC5 and VIS 4.0 instructions.
21289 * configure: Regenerate.
21290 * config.in: Likewise.
21291 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
21292 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
21293 TARGET_CPU_niagara7.
21294 (ASM_CPU64_DEFAULT_SPEC): Likewise.
21295 (CPP_CPU_SPEC): Handle niagara7.
21296 (ASM_CPU_SPEC): Likewise.
21297 * config/sparc/sparc-opts.h (processor_type): Add
21298 PROCESSOR_NIAGARA7.
21299 (mvis4): New option.
21300 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
21301 (AS_NIAGARA7_FLAG): Define.
21302 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
21303 (CPP_CPU64_DEFAULT_SPEC): Likewise.
21304 (CPP_CPU_SPEC): Handle niagara7.
21305 (ASM_CPU_SPEC): Likewise.
21306 * config/sparc/sparc.c (niagara7_costs): Define.
21307 (sparc_option_override): Handle niagara7 and adjust cache-related
21308 parameters with better values for niagara cpus. Also support VIS4.
21309 (sparc32_initialize_trampoline): Likewise.
21310 (sparc_use_sched_lookahead): Likewise.
21311 (sparc_issue_rate): Likewise.
21312 (sparc_register_move_cost): Likewise.
21313 (dump_target_flag_bits): Support VIS4.
21314 (sparc_vis_init_builtins): Likewise.
21315 (sparc_builtins): Likewise.
21316 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
21318 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
21320 * config/sparc/sparc.opt (sparc_processor_type): New value
21322 * config/sparc/visintrin.h (__attribute__): Prototypes for the
21324 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
21326 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
21329 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
21331 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
21333 2016-06-06 Richard Biener <rguenther@suse.de>
21335 PR tree-optimization/71398
21336 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
21339 2016-06-05 James Bowman <james.bowman@ftdichip.com>
21341 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
21342 ft32_expand_prolog, ft32_expand_epilogue):
21343 Handle pretend_args.
21344 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
21345 * config/ft32/ft32.md: Add pretend_returner.
21347 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
21350 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
21351 Copy op1 RTX to avoid invalid sharing.
21352 (ix86_expand_vector_move_misalign): Ditto.
21354 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
21356 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
21359 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
21361 * predict.c (predicted_by_loop_heuristics_p): New function.
21362 (predict_iv_comparison): Use it.
21363 (predict_loops): Walk from innermost loops; do not predict edges
21364 leaving multiple loops multiple times; implement
21365 PRED_LOOP_ITERATIONS_MAX heuristics.
21366 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
21368 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
21370 * cfg.c (check_bb_profile): Do not report mismatched profiles when
21371 only edges out of BB are EH edges.
21373 2016-06-04 Martin Sebor <msebor@redhat.com>
21374 Marcin Baczyński <marbacz@gmail.com>
21377 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
21378 a void expression in a void function.
21380 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
21382 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
21383 aux; dump reasons of decisions.
21384 (should_duplicate_loop_header_p): Likewise.
21385 (do_while_loop_p): Likewise.
21386 (ch_base::copy_headers): Dump asi num insns duplicated.
21388 2016-06-04 Jakub Jelinek <jakub@redhat.com>
21390 PR tree-optimization/71405
21391 * tree-ssa.c (execute_update_addresses_taken): For clobber with
21392 incompatible type, build a new clobber with the right type instead
21393 of building a VIEW_CONVERT_EXPR around it.
21395 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
21397 PR tree-optimization/52171
21398 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
21399 by_pieces_ninsns instead of move_by_pieces_ninsns.
21401 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
21403 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
21404 for reg+reg addressing mode.
21406 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21408 * rs6000-c.c (c/c-tree.h): Add #include.
21409 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
21410 in C++ when found in the base position of vec_ld or vec_st.
21412 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
21414 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
21415 use of profile unless profile status is PROFILE_READ.
21416 * profile.c (compute_branch_probabilities): Set profile status
21417 only after reporting predictor hitrates.
21419 2016-06-03 Joseph Myers <joseph@codesourcery.com>
21423 * common.opt (ffp-int-builtin-inexact): New option.
21424 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
21425 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
21426 (ceil@var{m}2): Document dependence on this option.
21427 * ipa-inline-transform.c (inline_call): Handle
21428 flag_fp_int_builtin_inexact.
21429 * ipa-inline.c (can_inline_edge_p): Likewise.
21430 * config/i386/i386.md (rintxf2): Do not test
21431 flag_unsafe_math_optimizations.
21432 (rint<mode>2_frndint): New define_insn.
21433 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
21434 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
21435 for 387 instead of extending and truncating.
21436 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
21437 !flag_trapping_math instead of flag_unsafe_math_optimizations.
21438 Change to frndint<mode>2_<rounding>.
21439 (frndintxf2_<rounding>_i387): Likewise. Change to
21440 frndint<mode>2_<rounding>_i387.
21441 (<rounding_insn>xf2): Likewise.
21442 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
21443 !flag_trapping_math instead of flag_unsafe_math_optimizations for
21444 x87. Test TARGET_ROUND || !flag_trapping_math ||
21445 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
21446 SSE. Use ROUND_NO_EXC in constant operand of
21447 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
21448 for 387 instead of extending and truncating.
21450 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
21451 Julia Koval <julia.koval@intel.com>
21463 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
21464 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
21465 all registers, except for function return registers if there are
21466 no caller-saved registers.
21467 (ix86_set_func_type): New function.
21468 (ix86_set_current_function): Call ix86_set_func_type to set
21469 no_caller_saved_registers and func_type. Call reinit_regs if
21470 caller-saved registers are changed. Don't allow MPX, SSE, MMX
21471 nor x87 instructions in interrupt handler nor function with
21472 no_caller_saved_registers attribute.
21473 (ix86_function_ok_for_sibcall): Return false if there are no
21474 caller-saved registers.
21475 (type_natural_mode): Don't warn ABI change for MMX in interrupt
21477 (ix86_function_arg_advance): Skip for callee in interrupt handler.
21478 (ix86_function_arg): Return special arguments in interrupt handler.
21479 (ix86_promote_function_mode): Promote pointer to word_mode only
21480 for normal functions.
21481 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
21483 (ix86_epilogue_uses): New function.
21484 (ix86_hard_regno_scratch_ok): Likewise.
21485 (ix86_save_reg): Preserve all registers in interrupt handler
21486 after reload. Preserve all registers, except for function return
21487 registers, if there are no caller-saved registers after reload.
21488 (find_drap_reg): Always use callee-saved register if there are
21489 no caller-saved registers.
21490 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
21491 for interrupt handler.
21492 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
21493 Emit cld instruction if stringops are used in interrupt handler
21494 or interrupt handler isn't a leaf function.
21495 (ix86_expand_epilogue): Generate interrupt return for interrupt
21496 handler and pop the 'ERROR_CODE' off the stack before interrupt
21497 return in exception handler.
21498 (ix86_expand_call): Disallow calling interrupt handler directly.
21499 If there are no caller-saved registers, mark all registers that
21500 are clobbered by the call which returns as clobbered.
21501 (ix86_handle_no_caller_saved_registers_attribute): New function.
21502 (ix86_handle_interrupt_attribute): Likewise.
21503 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
21505 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
21506 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
21507 accumulation in interrupt function if stack may be realigned to
21509 (EPILOGUE_USES): New.
21510 (function_type): New enum.
21511 (machine_function): Add func_type and no_caller_saved_registers.
21512 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
21513 (interrupt_return): New pattern.
21514 * doc/extend.texi: Document x86 interrupt and
21515 no_caller_saved_registers attributes.
21517 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
21519 PR tree-optimization/52171
21520 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
21521 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
21522 Look for constant strings. Move some code to emit_block_cmp_hints
21524 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
21525 * defaults.h (COMPARE_MAX_PIECES): New macro.
21526 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
21527 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
21528 (clear_by_pieces_1): Don't declare. Move definition before use.
21529 (can_do_by_pieces): New static function.
21530 (can_move_by_pieces): Use it. Return bool.
21531 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
21532 OP. All callers changed. Handle COMPARE_BY_PIECES.
21533 (class pieces_addr); New.
21534 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
21535 pieces_addr::adjust, pieces_addr::increment_address,
21536 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
21538 (class op_by_pieces_d): New.
21539 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
21541 (class move_by_pieces_d, class compare_by_pieces_d,
21542 class store_by_pieces_d): New subclasses of op_by_pieces_d.
21543 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
21544 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
21545 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
21546 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
21547 compare_by_pieces_d::finish_mode): New member functions.
21548 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
21550 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
21551 (emit_block_cmp_hints): New function.
21552 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
21553 use the newly defined classes.
21554 * expr.h (by_pieces_constfn): New typedef.
21555 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
21556 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
21557 (move_by_pieces_ninsns): Don't declare.
21558 (can_move_by_pieces): Change return value to bool.
21559 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
21560 (compare_by_pieces_branch_ratio): New hook.
21561 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
21562 (by_pieces_ninsns): Declare.
21563 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
21565 (default_compare_by_pieces_branch_ratio): New function.
21566 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
21567 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
21568 * doc/tm.texi: Regenerate.
21569 * tree-ssa-strlen.c: Include "builtins.h".
21570 (handle_builtin_memcmp): New static function.
21571 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
21572 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
21574 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21576 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
21577 relevant stmts which are simple and invariant.
21578 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
21579 instead of simple and invariant
21581 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21583 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
21584 (vectorizable_reduction): Check for new relevant state.
21585 (vectorizable_live_operation): vectorize live stmts using
21586 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
21587 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
21588 (vect_stmt_relevant_p): Check for stmts which are only used live.
21589 (process_use): Use of a stmt does not inherit it's live value.
21590 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
21591 (vect_analyze_stmt): Check for new relevant state.
21592 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
21593 outside the loop, but not inside it.
21595 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21597 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
21598 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
21599 (vect_get_vec_def_for_operand): Split out code.
21601 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
21603 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
21605 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21607 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
21609 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21611 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
21613 2016-06-03 Jakub Jelinek <jakub@redhat.com>
21615 PR middle-end/71387
21616 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
21617 to noreturn e->callee->decl that has void return type and void
21618 arguments, adjust gimple_call_fntype and remove lhs even if it had
21619 previously addressable type.
21621 2016-06-02 Jeff Law <law@redhat.com>
21623 PR tree-optimization/71328
21624 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
21625 error when checking for a jump back onto the copied path.
21627 2016-06-02 David Malcolm <dmalcolm@redhat.com>
21629 * config/microblaze/microblaze.c (get_branch_target): Add return
21630 NULL_RTX for the non-CALL_P case.
21631 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
21632 (insert_wic): Remove unused local "j".
21634 2016-06-02 Martin Liska <mliska@suse.cz>
21636 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
21638 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
21639 Julia Koval <julia.koval@intel.com>
21641 * function.c (assign_parm_setup_stack): Force source into a
21642 register if needed.
21643 * target.def (function_incoming_arg): Update documentation to
21644 allow arbitrary address computation based on hard register.
21645 * doc/tm.texi: Regenerated.
21647 2016-06-02 Martin Liska <mliska@suse.cz>
21649 * predict.c (combine_predictions_for_bb): Fix first match in
21650 cases where a first predictor contains more than one occurence
21651 in list of predictors. Take the best value in such case.
21653 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21655 PR rtl-optimization/71295
21656 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
21657 offset would go over the size of the inner mode reject it.
21659 2016-06-02 Jakub Jelinek <jakub@redhat.com>
21661 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
21662 x=x,x and v=v,m instead of x=x,m.
21664 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
21665 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
21666 alternative to v=rm,C.
21668 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
21669 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
21670 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
21671 instead of vex for the last two above mentioned alternatives.
21673 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21676 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
21678 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
21680 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
21682 2016-06-01 David Malcolm <dmalcolm@redhat.com>
21684 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
21685 from int to unsigned.
21687 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
21689 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
21690 alternatives, eliminating preferred register class. Add support
21691 for the MTVSRDD instruction in ISA 3.0.
21692 (vsx_splat_v4si_internal): Use splat_input_operand instead of
21693 reg_or_indexed_operand.
21694 (vsx_splat_v4sf_internal): Likewise.
21696 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
21699 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
21700 for loading up all 0's or all 1's.
21702 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
21704 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
21706 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
21708 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
21710 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
21711 * gcc.c (set_source_date_epoch_envvar): New function, sets
21712 the SOURCE_DATE_EPOCH environment variable to the current time.
21714 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
21716 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
21717 the factor for live Phi nodes.
21719 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
21721 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
21722 * tree-parloops.c (parallelize_loops): likewise.
21723 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
21724 tree_unswitch_outer_loop): likewise.
21726 2016-06-01 Jakub Jelinek <jakub@redhat.com>
21728 PR middle-end/71371
21729 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
21730 around creation of the temporary.
21732 2016-06-01 Richard Biener <rguenther@suse.de>
21734 PR tree-optimization/71366
21735 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
21736 (unloop_loops): Move removing edges here ...
21737 (try_unroll_loop_completely): ... from here.
21738 (try_peel_loop): ... and here.
21739 (tree_unroll_loops_completely_1): Track parent loops via
21740 bitmap of header BBs.
21741 (tree_unroll_loops_completely): Adjust for that.
21743 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
21745 * config/rs6000/altivec.h (vec_slv): New macro.
21746 (vec_srv): New macro.
21747 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
21748 (UNSPEC_VSRV): New value.
21751 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
21752 (vsrv): New builtin definition.
21753 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
21754 define argument types for new builtin.
21755 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
21757 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
21760 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
21761 Jocelyn Mayer <l_indien@magic.fr>
21764 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
21765 detect processor family for signature_CENTAUR_ebx.
21766 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
21767 signature_CENTAUR_ebx.
21768 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
21769 <default>: Pass x86-64 for has_longmode.
21771 2016-06-01 Nathan Sidwell <nathan@acm.org>
21773 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
21776 2016-06-01 Richard Biener <rguenther@suse.de>
21778 PR tree-optimization/71261
21779 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
21780 of stmts successfully put in the bool pattern. Remove
21781 single-use restriction.
21782 (adjust_bool_pattern_cast): Add cast at the use site via the
21783 pattern def sequence.
21784 (adjust_bool_pattern): Remove recursion, maintain a hash-map
21785 of patterned defs. Use the pattern def seqence instead of
21786 multiple independent patterns.
21787 (sort_after_uid): New qsort compare function.
21788 (adjust_bool_stmts): New function to process stmts in the bool
21789 pattern in IL order.
21790 (vect_recog_bool_pattern): Adjust.
21791 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
21792 (ifcvt_walk_pattern_tree): Likewise.
21793 (stmt_is_root_of_bool_pattern): Likewise.
21794 (ifcvt_repair_bool_pattern): Likewise.
21795 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
21797 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
21799 * loop-unroll.c (decide_unroll_constant_iterations,
21800 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
21801 likely upper bounds.
21802 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
21804 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
21806 * tree-core.h (enum omp_clause_code): Remove
21807 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
21809 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21811 * config/arm/sync.md (arm_store_exclusive<mode>):
21812 Use 'H' output modifier on operands[2] rather than creating a new
21813 entry in out-of-bounds memory of the operands array.
21814 (arm_store_release_exclusivedi): Likewise.
21816 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21818 * config/arm/arm.c (arm_fusion_enabled_p): New function.
21819 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
21820 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
21821 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
21823 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
21825 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
21826 into account live statements for mask producers.
21828 2016-06-01 Richard Biener <rguenther@suse.de>
21830 PR tree-optimization/71311
21831 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
21832 restrict to non-INTEGER_CST @0.
21834 2016-06-01 Richard Biener <rguenther@suse.de>
21836 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
21837 (relational patterns): Use :c to avoid pattern duplications.
21839 2016-06-01 Richard Biener <rguenther@suse.de>
21841 * genmatch.c (comparison_code_p): New predicate.
21842 (swap_tree_comparison): New function.
21843 (commutate): Add for_vec parameter to append new for entries.
21844 Support commutating relational operators by swapping it alongside
21846 (lower_commutative): Adjust.
21847 (dt_simplify::gen): Do not pass artificial operators to gen
21849 (decision_tree::gen): Do not add artificial operators as parameters.
21850 (parser::parse_expr): Verify operator commutativity when :c is
21851 applied. Allow :C to override this.
21852 * match.pd: Adjust patterns to use :C instead of :c where required.
21854 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
21856 PR tree-optimization/71077
21857 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
21858 the combining step, use boolean_false_node and boolean_true_node
21859 as the designated false/true return values.
21861 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
21863 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
21864 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
21865 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
21868 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
21870 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
21871 of flags impliying the register renaming.
21872 * toplev.c (process_options): Do not imply flag_rename_registers with
21875 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21877 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
21878 default implementation.
21880 2016-05-31 Nathan Sidwell <nathan@acm.org>
21882 * dwarf2out.c (cur_line_info_table): Add GTY marker.
21884 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21886 * config/sh/constraints.md (b): Remove constraint.
21887 * config/sh/predicates.md (arith_reg_operand): Remove
21889 * config/sh/sh-modes.def (PDI): Remove.
21890 * config/sh/sh.c (sh_target_reg_class,
21891 sh_optimize_target_register_callee_saved): Remove functions.
21892 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
21893 (sh_expand_epilogue): Update comment.
21894 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
21895 sh_secondary_reload): Remove TARGET_REGS related code.
21896 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
21897 TARGET_REGISTER_P): Remove macros.
21898 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
21899 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
21900 TR1_REG, TR2_REG): Remove constants.
21901 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
21903 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21905 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
21906 define_expand patterns.
21907 (adddi3_compact): Rename to adddi3.
21908 (subdi3_compact): Rename to subdi3.
21909 (*negdi2): Rename to negdi2.
21910 (*abs<mode>2): Rename to abs<mode>2.
21912 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21914 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
21915 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
21916 (atomic_sub_fetchsi): ... this new pattern.
21917 (mvtc): Add CC_REG clobber.
21919 2016-05-31 Marek Polacek <polacek@redhat.com>
21921 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
21923 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21925 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
21926 aarch64_fusion_enabled_p to check for fusion capabilities.
21928 2016-05-31 Richard Biener <rguenther@suse.de>
21930 PR tree-optimization/71352
21931 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
21932 minus one and a negate.
21934 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21936 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
21937 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
21939 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
21940 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
21941 Remove use of aarch64_simd_attr_length_move, set length attribute
21943 (*aarch64_be_movoi): Likewise.
21944 (*aarch64_be_movci): Likewise.
21945 (*aarch64_be_movxi): Likewise.
21947 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
21949 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
21950 It no longer does that.
21951 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
21953 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
21955 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
21956 attribute __unused__.
21958 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
21960 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
21961 * config/arm/arm.c (arm_arch_thumb1): Define.
21962 (arm_option_override): Initialize arm_arch_thumb1.
21963 * config/arm/arm.h (arm_arch_thumb1): Declare.
21964 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
21965 support Thumb-1 ISA.
21967 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
21970 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
21971 `Yv' for scalar operand.
21973 2016-05-31 Tom de Vries <tom@codesourcery.com>
21975 PR tree-optimization/69068
21976 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
21977 phis with more than two args.
21979 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
21981 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
21982 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
21985 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
21987 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
21989 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
21991 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
21992 cpu_32, cpu_64, tune_32 and tune_64.
21993 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
21995 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
21997 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
21999 2016-05-30 Andi Kleen <ak@linux.intel.com>
22001 * auto-profile.c (read_profile): Replace asserts with errors
22002 when file does not exist.
22003 * gcov-io.c (gcov_read_words): Dito.
22005 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22007 * tree-cfg.c (print_loop): Print likely upper bounds.
22009 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22011 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
22012 * opts.c (default_options): Enable peel loops at -O3.
22013 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
22014 (try_peel_loop): Do not re-peel already peeled loops;
22015 use likely upper bounds; fix profile updating.
22016 (pass_complete_unroll::execute): Initialize peeled_loops.
22018 2016-05-30 Martin Liska <mliska@suse.cz>
22020 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
22021 computed costs by frequency of BB they belong to.
22022 (get_scaled_computation_cost_at): New function.
22024 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
22025 Marc Glisse <marc.glisse@inria.fr>
22027 PR tree-optimization/71289
22028 * match.pd (-1 / B < A, A > -1 / B): New transformations.
22030 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22032 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
22034 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22036 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
22037 for peeled copies; avoid underflow when updating estimates; correctly
22038 scale loop profile.
22040 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22042 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
22043 r236875. Corrected oe3 to oe2 as obvious.
22045 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22047 PR middle-end/71269
22048 PR middle-end/71252
22049 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
22050 that inserted stmt will not dominate stmts that defines its operand.
22051 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
22052 (rewrite_expr_tree_parallel): Likewise.
22054 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22056 PR middle-end/71252
22057 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
22058 all fields including stmt_to_insert are swapped.
22060 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22062 * predict.h (force_edge_cold): Declare.
22063 * predict.c (force_edge_cold): New function.
22064 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
22066 (canonicalize_loop_induction_variables): Fix formating.
22068 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
22070 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
22071 (visium_expand_copysign): Use gen_int_mode directly.
22072 (visium_compute_frame_size): Minor tweaks.
22074 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22076 * tree-vect-loop.c (vect_analyze_loop_2): Use
22077 likely_max_stmt_executions_int.
22079 2016-05-30 Tom de Vries <tom@codesourcery.com>
22081 PR tree-optimization/69067
22082 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
22084 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
22087 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
22088 New peepholes to remove unneeded fild/fistp pairs.
22089 (define_peephole2 atomic_loaddi_fpu): Ditto.
22091 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22093 * predict.c (maybe_hot_frequency_p): Avoid division.
22095 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
22097 * doc/install.texi: Use https for shop.fsf.org.
22099 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22101 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
22102 likely_max_stmt_executions_int.
22104 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22106 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
22107 likely_max_stmt_executions_int.
22109 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22111 * profile.c (compute_branch_probabilities): Do not report hitrates
22113 (branch_prob): Report hitrates here.
22114 * predict.c (gimple_predict_edge): Do not assert profile status;
22115 fix formatting issues.
22117 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22119 * predict.c (edge_predicted_by_p): New function.
22120 (predict_paths_for_bb): Do not put multiple predictions of the same type
22123 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22125 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
22128 2016-05-28 Alan Modra <amodra@gmail.com>
22130 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
22132 2016-05-28 Alan Modra <amodra@gmail.com>
22134 PR rtl-optimization/71275
22135 * ira.c (ira): Free dominance info.
22137 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
22139 * doc/sourcebuild.texi: New address for upstream Go repository.
22141 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
22143 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
22144 (TARGET_ARM_V7M): Likewise.
22146 2016-05-26 Jeff Law <law@redhat.com>
22148 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
22149 (thread_across_edge): Remove calls to find_jump_threads_backwards.
22150 * passes.def: Add jump threading passes before DOM/VRP.
22151 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
22152 argument to a basic block from an edge. Remove tests which are
22154 (pass_data_thread_jumps, class pass_thread_jumps): New.
22155 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
22156 (make_pass_thread_jumps): Likewise.
22157 * tree-pass.h (make_pass_thread_jumps): Declare.
22159 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
22161 * config/visium/visium-protos.h (split_double_move): Rename into...
22162 (visium_split_double_move): ...this.
22163 (visium_split_double_add): Declare.
22164 * config/visium/visium.c (split_double_move): Rename into...
22165 (visium_split_double_move): ...this.
22166 (visium_split_double_add): New function.
22167 (visium_expand_copysign): Renumber operands for consistency.
22168 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
22169 (DFmode move splitter): Likewise.
22170 (*addi3_insn): Split by means of visium_split_double_add.
22171 (*adddi3_insn_flags): Delete.
22172 (*plus_plus_sltu<subst_arith>): New insn.
22173 (*subdi3_insn): Split by means of visium_split_double_add.
22174 (subdi3_insn_flags): Delete.
22175 (*minus_minus_sltu<subst_arith>): New insn.
22176 (*negdi2_insn): Split by means of visium_split_double_add.
22177 (*negdi2_insn_flags): Delete.
22179 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
22181 * configure.ac: Treat a --with-headers option without argument
22182 the same as the default (i.e. consult sys-include directory).
22183 * configure: Regenerate.
22185 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22187 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
22188 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
22190 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
22191 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
22193 2016-05-27 Jiong Wang <jiong.wang@arm.com>
22196 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
22197 tree-stdarg analysis results.
22198 (aarch64_setup_incoming_varargs): Likewise.
22200 2016-05-27 Jiong Wang <jiong.wang@arm.com>
22202 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
22203 va_list_gpr_counter_field and va_list_fpr_counter_field.
22205 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
22208 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
22209 * config/aarch64/aarch64.c
22210 (aarch64_cannot_change_mode_class): Remove function.
22211 * config/aarch64/aarch64-protos.h
22212 (aarch64_cannot_change_mode_class): Remove.
22214 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22216 * cfgloop.c (record_niter_bound): Record likely upper bounds.
22217 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
22218 get_likely_max_loop_iterations_int): New.
22219 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
22220 any_likely_upper_bound.
22221 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
22223 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
22224 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
22226 (unroll_loop_constant_iterations): Likewise.
22227 (unroll_loop_runtime_iterations): Likewise.
22228 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
22229 * lto-streamer-out.c (output_cfg): Likewise.
22230 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
22232 (canonicalize_loop_induction_variables): Dump likely upper bounds.
22233 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
22234 (likely_max_loop_iterations): New.
22235 (likely_max_loop_iterations_int): New.
22236 (likely_max_stmt_executions): New.
22237 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
22238 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
22239 likely_max_stmt_executions): Declare.
22241 2016-05-27 Marek Polacek <polacek@redhat.com>
22243 PR middle-end/71308
22244 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
22246 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22248 * config/s390/s390.md (2x risbg splitters): Use
22249 reg_overlap_mentioned_p instead of rtx_equal_p.
22251 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
22253 * combine.c (make_compound_operation): Take known zero bits into
22254 account when checking for possible zero_extend.
22256 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22258 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
22259 Use const_int_operand for operand 2 predicate. Simplify expand code
22262 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
22264 PR middle-end/71279
22265 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
22268 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22270 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
22271 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
22272 that returns CC_SESWPmode and CC_ZESWPmode.
22273 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
22275 (aarch64_rtx_costs): Likewise.
22277 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
22279 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
22280 for ISA 3.0 min/max support.
22281 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
22282 conditional move support.
22283 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
22284 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
22286 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
22287 conditional moves where the comparison type is different from move
22289 (fp_minmax): New code iterator for smin/smax.
22290 (minmax): New code attributes for min/max.
22291 (SMINMAX): Likewise.
22292 (smax<mode>3): Combine min, max insns into one insn using the
22293 fp_minmax code iterator. Add support for ISA 3.0 min/max
22294 instructions that don't need -ffast-math.
22295 (s<minmax><mode>3): Likewise.
22296 (smax<mode>3_vsx): Likewise.
22297 (smin<mode>3): Likewise.
22298 (s<minmax><mode>3_vsx): Likewise.
22299 (smin<mode>3_vsx): Likewise.
22300 (pre-VSX min/max splitters): Likewise.
22301 (s<minmax><mode>3_fpr): Likewise.
22302 (movsfcc): Rewrite floating point conditional moves to combine
22303 SFmode/DFmode into a single insn.
22304 (mov<mode>cc): Likewise.
22305 (movdfcc): Likewise.
22306 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
22307 SFDF2 iterators to handle all combinations.
22308 (fseldfsf4): Likewise.
22309 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
22310 (fseldfdf4): Likewise.
22311 (fselsfdf4): Likewise.
22312 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
22313 comparison instructions that set a 0/-1 mask, and use it for
22314 floating point conditional move via XXSEL.
22315 (fpmask<mode>): Likewise.
22316 (xxsel<mode>): Likewise.
22317 * config/rs6000/predicates.md (min_max_operator): Delete, no
22319 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
22320 instructions that generate a 0/-1 mask for use with XXSEL.
22321 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
22322 say whether floating point min/max is available, either through
22323 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
22324 (TARGET_MINMAX_DF): Likewise.
22326 2016-05-27 Alan Modra <amodra@gmail.com>
22328 PR rtl-optimization/71275
22329 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
22330 for update_equiv_regs and combine_and_move_insns.
22332 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
22334 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
22335 if_then_else or cond RTXes to calculate attribute value.
22336 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
22337 <attr "length_immediate>: Ditto.
22338 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
22339 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
22340 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
22341 <attr "type">: Ditto.
22342 <attr "prefix_data16">: Ditto.
22343 <attr "prefix_extra">: Ditto.
22344 <attr "length_immediate">: Ditto.
22345 <attr "prefix">: Ditto.
22346 (vec_set<mode>_0) <attr "isa">: Ditto.
22347 <attr "prefix_extra">: Ditto.
22348 <attr "length_immediate">: Ditto.
22349 <attr "prefix">: Ditto.
22350 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
22351 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
22352 (sse2_storelpd) <attr "prefix_data16">: Ditto.
22353 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
22354 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
22355 <attr "length_immediate">: Ditto.
22356 <attr "prefix">: Ditto.
22357 (sse2_movsd) <attr "length_immediate">: Ditto.
22358 <attr "prefix">: Ditto.
22359 (vec_concatv2df) <attr "isa">: Ditto.
22360 <attr "prefix">: Ditto.
22361 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
22362 (*vec_extractv2di_1) <attr "isa">: Ditto.
22363 <attr "type">: Ditto.
22364 <attr "length_immediate">: Ditto.
22365 <attr "prefix_rex">: Ditto.
22366 <attr "prefix_extra">: Ditto.
22367 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
22368 <attr "prefix_extra">: Ditto.
22369 <attr "length_immediate">: Ditto.
22370 (vec_concatv2di) <attr "isa">: Ditto.
22371 <attr "prefix_extra">: Ditto.
22372 <attr "length_immediate">: Ditto.
22373 <attr "prefix">: Ditto.
22375 2016-05-26 Martin Liska <mliska@suse.cz>
22377 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
22379 (operator+): Likewise.
22380 (operator-): Likewise.
22381 (comp_cost::operator+=): Likewise.
22382 (comp_cost::operator-=): Likewise.
22383 (comp_cost::operator/=): Likewise.
22384 (comp_cost::operator*=): Likewise.
22385 (operator<): Likewise.
22386 (operator==): Likewise.
22387 (operator<=): Likewise.
22388 (new_cost): Remove.
22389 (infinite_cost_p): Likewise.
22390 (add_costs): Likewise.
22391 (sub_costs): Likewise.
22392 (compare_costs): Likewise.
22393 (set_group_iv_cost): Use the newly introduced functions.
22394 (get_address_cost): Likewise.
22395 (get_shiftadd_cost): Likewise.
22396 (force_expr_to_var_cost): Likewise.
22397 (split_address_cost): Likewise.
22398 (ptr_difference_cost): Likewise.
22399 (difference_cost): Likewise.
22400 (get_computation_cost_at): Likewise.
22401 (determine_group_iv_cost_generic): Likewise.
22402 (determine_group_iv_cost_address): Likewise.
22403 (determine_group_iv_cost_cond): Likewise.
22404 (autoinc_possible_for_pair): Likewise.
22405 (determine_group_iv_costs): Likewise.
22406 (cheaper_cost_pair): Likewise.
22407 (iv_ca_recount_cost): Likewise.
22408 (iv_ca_set_no_cp): Likewise.
22409 (iv_ca_set_cp): Likewise.
22410 (iv_ca_cost): Likewise.
22411 (iv_ca_new): Likewise.
22412 (iv_ca_dump): Likewise.
22413 (iv_ca_narrow): Likewise.
22414 (iv_ca_prune): Likewise.
22415 (iv_ca_replace): Likewise.
22416 (try_add_cand_for): Likewise.
22417 (try_improve_iv_set): Likewise.
22418 (find_optimal_iv_set): Likewise.
22420 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
22422 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
22423 that internal functions will clobber all caller-saved registers.
22425 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
22427 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
22428 Return a better case_values_threshold when optimizing.
22430 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
22432 * config/aarch64/aarch64-simd.md (aarch64_combinez):
22433 Add ? to integer variant.
22434 (aarch64_combinez_be): Likewise.
22436 2016-05-26 Jakub Jelinek <jakub@redhat.com>
22438 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
22439 instead of x constraint.
22440 (vcvtps2ph256<mask_name>): Likewise.
22442 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
22443 alternative. Formatting fix.
22445 * config/i386/sse.md
22446 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
22448 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
22449 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
22450 maybe_evex prefix instead of vex.
22451 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
22452 EXT_REX_SSE_REG_P (op0) case in the splitter.
22454 2016-05-25 Jeff Law <law@redhat.com>
22456 PR tree-optimization/71272
22457 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
22458 Update comments. Add test for empty path.
22460 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
22462 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
22463 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
22464 special case builtin.
22465 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
22466 code for ALTIVEC_BUILTIN_VEC_CMPNE.
22467 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
22468 for __builtin_vec_cmpne.
22470 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
22472 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
22473 redundant test and bail out if the type of the new operand is not
22474 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
22476 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
22478 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
22479 (x_ix86_target_flags_explicit): Remove.
22480 * config/i386/i386.c (ix86_function_specific_save): Do not copy
22481 x_ix86_target_flags_explicit.
22482 (ix86_function_specific_restore): Ditto.
22484 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
22485 H.J. Lu <hongjiu.lu@intel.com>
22488 * common/config/i386/i386-common.c
22489 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
22490 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
22491 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
22492 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
22493 (-mgeneral-regs-only): Add new option.
22494 * config/i386/i386.c (ix86_option_override_internal): Don't enable
22495 x87 instructions if only general registers are allowed.
22496 (ix86_target_string): Add ix86_flags argument. Handle additional
22497 flags options through ix86_flags argument. Update all callers.
22498 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
22500 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22502 PR rtl-optimization/66940
22503 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
22504 decrementing desired_val will not overflow before performing these
22507 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
22509 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
22510 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
22511 * config/i386/i386.c (enum ix86_builtins): Add
22512 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
22513 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
22514 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
22515 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
22516 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
22517 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
22518 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
22519 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
22520 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
22521 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
22522 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
22523 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
22524 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
22525 __builtin_ia32_cvtps2dq512_mask.
22526 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
22527 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
22528 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
22529 * config/i386/sse.md
22530 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
22532 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
22533 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
22535 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
22536 (avx512f_vec_pack_sfix_v8df): New define_expand.
22537 (avx512f_roundpd512): Rename to ...
22538 (avx512f_round<castmode>512): ... this. Change iterator.
22539 (avx512f_roundps512_sfix): New define_expand.
22540 (round<mode>2_sfix): Change iterator.
22542 2016-05-25 Nick Clifton <nickc@redhat.com>
22544 * config/msp430/msp430.c (msp430_attr): Produce an error if a
22545 static interrupt handler is detected.
22546 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
22547 default linker script.
22548 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
22549 the low part of a symbolic pointer.
22551 2016-05-25 Richard Biener <rguenther@suse.de>
22553 PR tree-optimization/71261
22554 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
22555 interesting stmt instead of immediate uses when looking
22556 for the use operand to replace.
22558 2016-05-25 Martin Liska <mliska@suse.cz>
22560 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
22562 2016-05-25 Richard Biener <rguenther@suse.de>
22564 PR tree-optimization/71264
22565 * tree-vect-stmts.c (vect_init_vector): Properly deal with
22568 2016-05-25 Martin Liska <mliska@suse.cz>
22570 PR tree-optimization/71239
22571 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
22572 if DECL_SIZE is NULL.
22574 2016-05-25 Richard Biener <rguenther@suse.de>
22576 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
22577 * tree-if-conv.c (pass_data_if_conversion): Use it.
22579 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
22581 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
22582 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
22583 * varpool.c (varpool_node::get_availability): Likewise.
22585 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
22587 * config/rs6000/altivec.md (VNEG iterator): New iterator for
22588 VNEGW/VNEGD instructions.
22589 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
22590 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
22591 support for ISA 3.0 VNEGW/VNEGD instructions.
22593 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
22595 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
22596 pointers inside OACC_DATA regions.
22597 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
22598 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
22599 (gimplify_adjust_omp_clauses): Fix typo in comment.
22601 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
22603 * config/rs6000/altivec.md (VParity): New mode iterator for vector
22604 parity built-in functions.
22605 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
22607 (p9v_parity<mode>2): Likewise.
22608 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
22610 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
22611 (parity<mode>2): ISA 3.0 expander for vector parity.
22612 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
22614 (BU_P9_64BIT_MISC_0): Likewise.
22615 (BU_P9_MISC_0): Likewise.
22616 (BU_P9V_AV_1): Likewise.
22617 (BU_P9V_AV_2): Likewise.
22618 (BU_P9V_AV_3): Likewise.
22619 (BU_P9V_AV_P): Likewise.
22620 (BU_P9V_VSX_1): Likewise.
22621 (BU_P9V_OVERLOAD_1): Likewise.
22622 (BU_P9V_OVERLOAD_2): Likewise.
22623 (BU_P9V_OVERLOAD_3): Likewise.
22624 (VCTZB): Add vector count trailing zeros support.
22628 (VPRTYBD): Add vector parity support.
22629 (VPRTYBQ): Likewise.
22630 (VPRTYBW): Likewise.
22631 (VCTZ): Add overloaded vector count trailing zeros support.
22632 (VPRTYB): Add overloaded vector parity support.
22633 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22634 overloaded vector count trailing zeros and parity instructions.
22635 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
22636 vector parity support.
22637 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
22638 trailing zeros support.
22639 (vec_cntlz): Likewise.
22640 (vec_vctzb): Likewise.
22641 (vec_vctzd): Likewise.
22642 (vec_vctzh): Likewise.
22643 (vec_vctzw): Likewise.
22644 (vec_vprtyb): Add ISA 3.0 vector parity support.
22645 (vec_vprtybd): Likewise.
22646 (vec_vprtybw): Likewise.
22647 (vec_vprtybq): Likewise.
22648 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
22649 the ISA 3.0 vector count trailing zeros and vector parity built-in
22652 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22654 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
22655 when there is stmt_to_insert.
22657 2016-05-24 Martin Sebor <msebor@redhat.com>
22660 * tree.h (complete_or_array_type_p): New inline function.
22662 2016-05-24 Jakub Jelinek <jakub@redhat.com>
22664 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
22665 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
22666 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
22668 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
22669 Limit 1st alternative to noavx isa, split 2nd alternative into one
22670 noavx and one avx alternative, use *x and Bm in the former and
22671 x and m in the latter.
22673 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
22674 of sse4 for the first alternative, drop %v from the template
22675 and d operand modifier. Split second alternative into one sse4_noavx
22676 and one avx alternative, use *x instead of *v in the former and v
22677 instead of *v in the latter.
22678 (*sse4_1_extractps): Use noavx isa instead of * for the first
22679 alternative, drop %v from the template. Split second alternative into
22680 one noavx and one avx alternative, use *x instead of *v in the
22681 former and v instead of *v in the latter.
22682 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
22683 with noavx and the last one with avx.
22684 (sse4_1_phminposuw): Guard first alternative with noavx isa,
22685 split the second one into one noavx and one avx alternative,
22686 use *x and Bm in the former and x and m in the latter one.
22687 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
22690 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
22691 first two alternatives to noavx, use *x instead of *v in the second
22692 one, add avx alternative without *.
22693 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
22694 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
22695 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
22697 2016-05-24 Jeff Law <law@redhat.com>
22699 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
22700 New function, extracted from...
22701 (fsm_find_control_statement_thread_paths): Here. Use the new function.
22702 Allow simple copies and constant initializations in the SSA chain.
22704 2016-05-24 Marek Polacek <polacek@redhat.com>
22707 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
22710 2016-05-24 Jakub Jelinek <jakub@redhat.com>
22713 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
22714 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
22715 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
22716 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
22717 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
22719 2016-05-24 Richard Biener <rguenther@suse.de>
22721 PR tree-optimization/71240
22722 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
22725 2016-05-24 Richard Biener <rguenther@suse.de>
22727 PR tree-optimization/71230
22728 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
22730 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22732 * tree-vectorizer.h (vectorizable_comparison): Delete.
22733 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
22734 PURE_SLP_STMT check.
22735 * tree-vect-stmts.c (vectorizable_call): Likewise.
22736 (vectorizable_simd_clone_call): Likewise.
22737 (vectorizable_conversion): Likewise.
22738 (vectorizable_assignment): Likewise.
22739 (vectorizable_shift): Likewise.
22740 (vectorizable_operation): Likewise.
22741 (vectorizable_load): Likewise.
22742 (vectorizable_condition): Likewise.
22743 (vectorizable_store): Likewise. Assert that we don't have
22745 (vectorizable_comparison): Make static. Remove redundant
22746 PURE_SLP_STMT check.
22747 (vect_transform_stmt): Assert that we always have an slp_node
22750 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22752 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
22753 operands[2] against 1 with comparison against CONST1_RTX.
22754 (<shift>di3_neon): Likewise.
22755 * config/arm/predicates.md (const0_operand): Replace with comparison
22756 against CONST0_RTX.
22758 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22760 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
22761 operands[2] against 1 with comparison against CONST1_RTX.
22762 (ashrdi3): Likewise.
22763 (lshrdi3): Likewise.
22764 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
22766 (ashrsi3): Likewise.
22767 (lshrsi3): Likewise.
22768 (rotrsi3): Likewise.
22769 (define_split above *compareqi_eq0): Likewise.
22770 (define_split above "prologue"): Likewise.
22771 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
22772 * config/arm/predicates.md (shift_operator): Likewise.
22773 (shift_nomul_operator): Likewise.
22774 (sat_shift_operator): Likewise.
22775 (thumb1_cmp_operand): Likewise.
22776 (const_neon_scalar_shift_amount_operand): Replace manual range
22777 check with IN_RANGE.
22778 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
22779 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
22781 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22783 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
22784 with HOST_WIDE_INT_1.
22786 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
22787 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
22788 (arm_canonicalize_comparison): Likewise.
22789 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
22791 (thumb1_size_rtx_costs): Likewise.
22792 (vfp_const_double_index): Replace cast of 1 to unsigned
22793 HOST_WIDE_INT with HOST_WIDE_INT_1U.
22794 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
22796 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
22797 HOST_WIDE_INT with HOST_WIDE_INT_1U.
22798 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
22799 HOST_WIDE_INT with HOST_WIDE_INT_1.
22801 2016-05-24 Marek Polacek <polacek@redhat.com>
22803 * tree-cfg.h (should_remove_lhs_p): New predicate.
22804 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
22805 * gimplify.c (gimplify_modify_expr): Likewise.
22806 * tree-cfg.c (verify_gimple_call): Likewise.
22807 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
22808 * gimple-fold.c: Include "tree-cfg.h".
22809 (gimple_fold_call): Use should_remove_lhs_p.
22811 2016-05-24 Richard Biener <rguenther@suse.de>
22813 PR tree-optimization/71253
22814 * cfganal.h (control_dependences): Make robust against edge
22816 (control_dependences::control_dependences): Remove edge_list argument.
22817 (control_dependences::get_edge): Remove.
22818 (control_dependences::get_edge_src): Add.
22819 (control_dependences::get_edge_dest): Likewise.
22820 (control_dependences::m_el): Make a vector of edge src/dest index.
22821 * cfganal.c (control_dependences::find_control_dependence): Adjust.
22822 (control_dependences::control_dependences): Likewise.
22823 (control_dependences::~control_dependence): Likewise.
22824 (control_dependences::get_edge): Remove.
22825 (control_dependences::get_edge_src): Add.
22826 (control_dependences::get_edge_dest): Likewise.
22827 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
22829 (perform_tree_ssa_dce): Adjust.
22830 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
22832 (pass_loop_distribution::execute): Adjust. Do loop destroying
22833 conditional on changed.
22835 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22838 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
22839 return. Reindent transformation comment and mention the ARM state
22842 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22844 PR middle-end/71252
22845 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
22846 after build_and_add_sum creates new use stmt.
22848 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22850 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
22851 load_lanes/grouped_load classification comes first. Don't check
22852 whether the vectorization factor is a multiple of the group size
22855 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22857 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
22858 GROUP_GAP for single-element interleaving.
22859 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
22862 2016-05-24 Richard Biener <rguenther@suse.de>
22864 PR middle-end/70434
22866 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
22867 bases which are accessed with non-invariant indices.
22868 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
22869 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
22871 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22873 PR middle-end/71170
22874 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
22875 (add_to_ops_vec): Add stmt_to_insert.
22876 (add_repeat_to_ops_vec): Init stmt_to_insert.
22877 (insert_stmt_before_use): New.
22878 (transform_add_to_multiply): Remove mult_stmt insertion and add it
22880 (get_ops): Init stmt_to_insert.
22881 (maybe_optimize_range_tests): Likewise.
22882 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
22883 (rewrite_expr_tree_parallel): Likewise.
22884 (reassociate_bb): Likewise.
22886 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
22889 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
22890 ISA 3.0 xxperm fusion alternative.
22891 (altivec_vperm_v8hiv16qi): Likewise.
22892 (altivec_vperm_<mode>_uns_internal): Likewise.
22893 (vperm_v8hiv4si): Likewise.
22894 (vperm_v16qiv8hi): Likewise.
22896 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
22897 Kelvin Nilsen <kelvin@gcc.gnu.org>
22899 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
22900 vpermr/xxpermr on ISA 3.0.
22901 (altivec_expand_vec_perm_le): Likewise.
22902 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
22903 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
22906 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
22908 * config/i386/i386.h (IS_STACK_MODE): Enable for
22909 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
22910 SSE_FLOAT_MODE_P macros.
22911 * config/i386/i386.c (ix86_preferred_reload_class): Use
22912 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
22913 Cleanup regclass processing for CONST_DOUBLE_P.
22914 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
22915 (ix86_rtx_costs): Remove redundant TARGET_80387 check
22916 with IS_STACK_MODE macro.
22917 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
22919 (*movdf_internal): Use IS_STACK_MODE macro.
22920 (*movsf_internal): Ditto.
22922 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
22924 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
22925 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
22927 2016-05-23 Jeff Law <law@redhat.com>
22929 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
22931 (fsm_find_control_statement_thread_paths): Call it.
22933 2016-05-23 Martin Jambor <mjambor@suse.cz>
22936 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
22937 from_global_constant if t is not NULL.
22939 2016-05-23 Marek Polacek <polacek@redhat.com>
22942 * common.opt (Wswitch-unreachable): New option.
22943 * doc/invoke.texi: Document -Wswitch-unreachable.
22944 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
22947 2016-05-23 Bin Cheng <bin.cheng@arm.com>
22949 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
22950 TMR_INDEX is non-NULL.
22952 2016-05-23 Richard Biener <rguenther@suse.de>
22954 PR tree-optimization/71230
22955 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
22956 (try_special_add_to_ops): ... here. Always test for single-use.
22958 2016-05-23 Martin Jambor <mjambor@suse.cz>
22960 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
22961 default block if a PHI node in the original one would be resized.
22963 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
22965 PR tree-optimization/58135
22966 * tree-vect-slp.c: When group size is not multiple
22967 of vector size, allow splitting of store group at
22970 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
22972 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
22974 2016-05-22 Jakub Jelinek <jakub@redhat.com>
22976 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
22977 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
22978 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
22981 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
22982 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
22983 v constraint instead of x and vinserti32x4 insn.
22985 * config/i386/sse.md (i128vldq): New mode iterator.
22986 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
22987 avx512dq and avx512vl alternatives.
22989 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
22990 constraint, use maybe_evex prefix instead of vex.
22991 (vec_dupv4sf): Use v constraint instead of x for output
22992 operand except for noavx alternative, use Yv constraint
22993 instead of x for input. Use maybe_evex prefix instead of vex.
22994 (*vec_dupv4si): Likewise.
22995 (*vec_dupv2di): Likewise.
22997 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
22999 PR middle-end/40921
23000 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
23001 (linearize_expr_tree): Call try_special_add_to_ops.
23002 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
23004 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23006 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
23007 to computed stack_usage.
23009 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
23012 * config/avr/avr.md (define_expand "mov<mode>"): If the source
23013 operand is subreg (symbol_ref) then move the symbol ref to register.
23015 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
23017 * tree.c (array_at_struct_end_p): Look through MEM_REF.
23019 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
23021 PR middle-end/71179
23022 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
23025 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
23027 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
23028 ranges by calling get_single_symbol and tidy up. Look more closely
23029 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
23031 2016-05-20 Jeff Law <law@redhat.com>
23033 * bitmap.c (bitmap_find_bit): Remove useless test.
23035 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
23037 * function.c (thread_prologue_and_epilogue_insns): Commit the
23038 insertion of the epilogue.
23040 2016-05-20 Martin Jambor <mjambor@suse.cz>
23042 PR tree-optimization/70884
23043 * tree-sra.c (initialize_constant_pool_replacements): Do not check
23044 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
23045 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
23046 of constant pool data as a reason for scalarization.
23048 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
23050 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
23051 for naked functions.
23052 (thumb1_expand_prologue): Likewise.
23054 2016-05-20 Nathan Sidwell <nathan@acm.org>
23056 * config/nvptx/nptx.c (nvptx_option_override): Only set
23057 flag_toplevel_reorder, if not explicitly specified. Set
23058 flag_no_common, unless explicitly specified.
23060 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23062 * calls.c (can_implement_as_sibling_call_p): Mark param
23063 reg_parm_stack_space with ATTRIBUTE_UNUSED.
23065 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
23067 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
23068 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
23069 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
23071 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
23072 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
23073 and CASE_CONST_ANY.
23075 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
23077 * config/nvptx/nvptx.md (sincossf3): New pattern.
23079 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23081 * calls.c (maybe_complain_about_tail_call): New function.
23082 (initialize_argument_information): Call
23083 maybe_complain_about_tail_call when clearing *may_tailcall.
23084 (can_implement_as_sibling_call_p): Call
23085 maybe_complain_about_tail_call when returning false.
23086 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
23087 ensure try_tail_call is set. Call maybe_complain_about_tail_call
23088 if tail-call optimization fails.
23089 * cfgexpand.c (expand_call_stmt): Initialize
23090 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
23091 * gimple-pretty-print.c (dump_gimple_call): Dump
23092 gimple_call_must_tail_p.
23093 * gimple.c (gimple_build_call_from_tree): Call
23094 gimple_call_set_must_tail with the value of
23095 CALL_EXPR_MUST_TAIL_CALL.
23096 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
23097 (gimple_call_set_must_tail): New function.
23098 (gimple_call_must_tail_p): New function.
23099 * print-tree.c (print_node): Update printing of TREE_STATIC
23100 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
23101 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
23102 trailing comment listing applicable flags.
23103 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
23105 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23107 * calls.c (expand_call): Move "Rest of purposes for tail call
23108 optimizations to fail" to...
23109 (can_implement_as_sibling_call_p): ...this new function, and
23110 split into multiple "if" statements.
23112 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23114 * cfgloop.h (expected_loop_iterations_unbounded,
23115 expected_loop_iterations): Unconstify.
23116 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
23117 profile with known upper bound; return 3 when profile is absent.
23118 (expected_loop_iterations): Update.
23120 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23122 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
23123 and get_max_loop_iterations_int.
23125 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23127 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
23128 realistic upper bounds here.
23130 2016-05-20 Jakub Jelinek <jakub@redhat.com>
23133 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
23134 calls if the LHS is variable length or has addressable type.
23135 If targets[0]->decl is a noreturn call with void return type and
23136 zero arguments, adjust fntype and remove lhs in that case.
23138 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
23140 PR tree-optimization/71079
23141 PR tree-optimization/71206
23142 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
23144 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
23146 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
23147 (get_vec_alignment_for_array_decl): Likewise.
23148 (get_vec_alignment_for_record_decl): Likewise.
23149 (increase_alignment::execute): Move code to find alignment to
23150 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
23151 (type_align_map): New hash_map.
23153 2016-05-20 Richard Guenther <rguenther@suse.de>
23155 PR tree-optimization/29756
23156 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
23157 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
23158 * fold-const.c (operand_equal_p): Likewise.
23159 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
23160 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
23161 * tree-inline.c (estimate_operator_cost): Likewise.
23162 * tree-pretty-print.c (dump_generic_node): Likewise.
23163 * tree-ssa-operands.c (get_expr_operands): Likewise.
23164 * cfgexpand.c (expand_debug_expr): Likewise.
23165 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
23166 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
23167 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
23168 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
23169 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
23170 (execute_update_addresses_taken): Do it.
23172 2016-05-20 Richard Biener <rguenther@suse.de>
23174 PR tree-optimization/71185
23175 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
23176 register operations.
23178 2016-05-20 Richard Biener <rguenther@suse.de>
23180 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
23181 gimple_seq_add_seq_without_update.
23182 (release_bb_predicate): Assert we have no operands to free.
23183 (if_convertible_loop_p_1): Calculate post dominators later.
23184 Do not free BB predicates here.
23185 (combine_blocks): Do not recompute BB predicates.
23186 (version_loop_for_if_conversion): Save BB predicates around
23189 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
23191 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
23192 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
23193 code. Ignore sibcalls on EDGE_IGNORE edges.
23194 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
23195 on edges for sibcalls that run without prologue. The rest of the
23196 function is combined from...
23197 (fix_fake_fallthrough_edge): ... this, and ...
23198 (try_shrink_wrapping): ... a part of this. Remove the bb_with
23199 function argument, make it a local variable.
23201 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
23203 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
23204 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
23205 for 32-bit mode and SEH for 64-bit.
23206 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
23207 TARGET_64BIT_DEFAULT.
23209 2016-05-19 Ryan Burn <contact@rnburn.com>
23211 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
23212 * gengtype.c (open_base_files): Add cilk.h to ifiles.
23214 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
23216 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
23217 force pending loads from memory.
23219 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
23221 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
23222 (UNSPEC_DARN_32): New unspec constant.
23223 (UNSPEC_DARN_RAW): New unspec constant.
23224 (darn_32): New instruction.
23225 (darn_raw): New instruction.
23226 (darn): New instruction.
23227 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
23228 support and documentation for this macro.
23229 (BU_P9_MISC_1): New macro definition.
23230 (BU_P9_64BIT_MISC_0): New macro definition.
23231 (BU_P9_MISC_0): New macro definition.
23232 (darn_32): New builtin definition.
23233 (darn_raw): New builtin definition.
23234 (darn): New builtin definition.
23235 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
23236 RS6000_BUILTIN_0 directives to surround each occurrence of
23237 #include "rs6000-builtin.def".
23238 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
23239 RS6000_BTM_64BIT flags to the returned mask, depending on
23241 (def_builtin): Correct an error in the assignments made to the
23242 debugging variable attr_string.
23243 (rs6000_expand_builtin): Add support for no-operand built-in
23245 (builtin_function_type): Remove fatal_error assertion that is no
23247 (rs6000_common_init_builtins): Add support for no-operand built-in
23249 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
23251 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
23253 (RS6000_BTM_64BIT): New macro definition.
23254 * doc/extend.texi: Document __builtin_darn (void),
23255 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
23258 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
23260 * tree-vect-loop.c (vect_analyze_loop_2): Use also
23261 max_loop_iterations_int.
23263 2016-05-19 Marek Polacek <polacek@redhat.com>
23265 PR tree-optimization/71031
23266 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
23267 condition and adjust the code a bit.
23269 2016-05-19 Martin Liska <mliska@suse.cz>
23271 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
23272 auto_vec instead of vec.
23274 2016-05-19 Martin Liska <mliska@suse.cz>
23276 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
23278 2016-05-19 Martin Liska <mliska@suse.cz>
23280 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
23282 2016-05-19 Martin Liska <mliska@suse.cz>
23284 * ipa-pure-const.c (set_function_state): Remove an existing
23286 (remove_node_data): Do not free it as it's released
23287 in set_function_state.
23289 2016-05-19 Martin Liska <mliska@suse.cz>
23291 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
23294 2016-05-19 Martin Liska <mliska@suse.cz>
23296 * omp-simd-clone.c (simd_clone_adjust): Release vector.
23298 2016-05-19 Martin Liska <mliska@suse.cz>
23300 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
23301 an auto_vec instead of re-creating it.
23303 2016-05-19 Martin Liska <mliska@suse.cz>
23305 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
23306 auto_vec instead of vec.
23308 2016-05-19 Martin Liska <mliska@suse.cz>
23310 * lto-section-in.c (lto_get_section_data): Call
23311 lto_check_version with additional argument.
23312 * lto-streamer.c (lto_check_version): Add new argument.
23313 * lto-streamer.h (lto_check_version): Likewise.
23315 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23317 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
23318 Don't add cost of inner memory when handling sign-extended loads.
23320 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
23322 PR rtl-optimization/71148
23323 * cse.c (cse_main): Free dominance info.
23324 (rest_of_handle_cse): Don't free dominance info.
23325 (rest_of_handle_cse2): Likewise.
23326 (rest_of_handle_cse_after_global_opts): Likewise.
23328 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23331 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
23332 NULL_TREE early if NEON is not available. Remove now redundant check
23333 in ARM_CHECK_BUILTIN_MODE.
23335 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
23338 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
23339 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
23340 * doc/cpp.texi: Document new macros.
23342 2016-05-19 Bin Cheng <bin.cheng@arm.com>
23344 PR tree-optimization/69848
23345 * tree-vect-loop.c (vectorizable_reduction): Don't factor
23346 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
23348 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
23350 * function.c (thread_prologue_and_epilogue_insn): Move the
23351 "goto epilogue_done" one block later.
23353 2016-05-19 Richard Biener <rguenther@suse.de>
23355 PR tree-optimization/70729
23356 * passes.def: Move LIM pass before PRE. Remove no longer
23357 required copyprop and move first DCE out of the loop pipeline.
23359 2016-05-18 David Malcolm <dmalcolm@redhat.com>
23362 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
23363 (OBJS-libcommon-target): ...here.
23364 * opts-common.c: Include spellcheck.h.
23365 (cmdline_handle_error): Build a vec of valid options and use it
23366 to suggest provide hints for misspelled arguments.
23368 2016-05-18 Jakub Jelinek <jakub@redhat.com>
23371 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
23372 lhs if it has TREE_ADDRESSABLE type.
23374 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
23377 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
23378 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
23380 2016-05-18 Martin Jambor <mjambor@suse.cz>
23383 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
23384 input for NOP_EXPR pass-through functions.
23385 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
23386 aggregate global constant VAR_DECLs in constant jump functions.
23388 2016-05-18 Martin Jambor <mjambor@suse.cz>
23391 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
23392 from TREE_READONLY parameters.
23394 2016-05-18 Martin Jambor <mjambor@suse.cz>
23397 * cgraph.h (cgraph_indirect_call_info): New field
23398 guaranteed_unmodified.
23399 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
23400 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
23402 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
23403 pass the parameter value to ipa_find_agg_cst_for_param.
23404 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
23405 guaranteed_unmodified, store AA results there instead of bailing out
23407 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
23408 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
23409 (find_constructor_constant_at_offset): New function.
23410 (ipa_find_agg_cst_from_init): Likewise.
23411 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
23412 static initializers of contants, report back through a new paameter
23413 from_global_constant if that was the case.
23414 (try_make_edge_direct_simple_call): Also pass parameter value to
23415 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
23417 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
23418 (ipa_read_indirect_edge_info): Likewise.
23419 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
23420 (ipa_load_from_parm_agg): Likewise.
23422 2016-05-18 Jiong Wang <jiong.wang@arm.com>
23424 PR rtl-optimization/71150
23425 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
23428 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
23431 * config/rs6000/constraints.md (wE constraint): New constraint
23432 for a vector constant that can be loaded with XXSPLTIB.
23433 (wM constraint): New constraint for a vector constant of a 1's.
23434 (wS constraint): New constraint for a vector constant that can be
23435 loaded with XXSPLTIB and a vector sign extend instruction.
23436 * config/rs6000/predicates.md (xxspltib_constant_split): New
23437 predicates for wE/wS constraints.
23438 (xxspltib_constant_nosplit): Likewise.
23439 (easy_vector_constant): Add support for constants that can be
23440 loaded via XXSPLTIB.
23441 (all_ones_constant): New predicate for vector constant with all
23443 (splat_input_operand): Add support for ISA 3.0 word splat operations.
23444 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
23445 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
23446 instruction and possibly with a sign extension.
23447 (output_vec_const_move): Add support for XXSPLTIB. If we are
23448 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
23449 instead of XXLXOR/XXLORC.
23450 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
23452 (rs6000_legitimize_reload_address): Likewise.
23453 (rs6000_output_move_128bit): Use output_vec_const_move to emit
23455 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
23456 combine VSX_M and VSX_M2 into one iterator.
23457 (VSX_M2): Likewise.
23458 (VSINT_84): New iterators for loading constants with XXSPLTIB.
23459 (VSINT_842): Likewise.
23460 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
23461 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
23462 XXSPLTIB instruction.
23463 (xxspltib_<mode>_nosplit): Likewise.
23464 (xxspltib_<mode>_split): New insn to load up constants with
23465 XXSPLTIB and a sign extend instruction.
23466 (vsx_mov<mode>): Replace single move that handled all vector types
23467 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
23468 moves (when -mvsx-timode is in effect) into the main vector
23469 moves. Eliminate separate moves for <VSr> <VSa>, where the
23470 preferred register class (<VSr>) is listed first, and the
23471 secondary register class (<VSa>) is listed second with a '?' to
23472 discourage use. Prefer loading 0/-1 in any VSX register for ISA
23473 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
23474 that if the register was involved in a slow operation, the
23475 clear/set operation does not wait for the slow operation to
23476 finish. Adjust the length attributes for 32-bit mode. Use
23477 rs6000_output_move_128bit and drop the use of the string
23478 instructions for 32-bit movti when -mvsx-timode is in effect. Use
23479 spacing so that the alternatives and attributes don't generate
23480 long lines, and put things in columns, so that it is easier to
23481 match up the operands and attributes with the insn alternatives.
23482 (vsx_mov<mode>_64bit): Likewise.
23483 (vsx_mov<mode>_32bit): Likewise.
23484 (vsx_movti_64bit): Fold movti into normal vector moves.
23485 (vsx_movti_32bit): Likewise.
23486 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
23487 splat instructions.
23488 (vsx_splat_v4si_internal): Likewise.
23489 (vsx_splat_v4sf_internal): Likewise.
23490 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
23491 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
23492 extend vector elements.
23493 (vsx_sign_extend_hi_<mode>): Likewise.
23494 (vsx_sign_extend_si_v2di): Likewise.
23495 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
23497 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
23498 constraints. Add trailing period to wL documentation.
23500 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
23502 PR middle-end/71020
23503 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
23504 * tree-dfa.c (replace_abnormal_ssa_names): New function.
23505 * tree-call-cdce.c: Include tree-dfa.h.
23506 (can_guard_call_p): New function, extracted from...
23507 (can_use_internal_fn): ...here.
23508 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
23510 (shrink_wrap_one_built_in_call): Likewise.
23511 (use_internal_fn): Likewise.
23512 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
23513 and return void. Call replace_abnormal_ssa_names.
23514 (pass_call_cdce::execute): Check can_guard_call_p during the
23515 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
23516 will always change something.
23518 2016-05-18 Martin Jambor <mjambor@suse.cz>
23521 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
23522 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
23524 2016-05-18 Martin Jambor <mjambor@suse.cz>
23527 * ipa-inline.h (condition): New field size.
23528 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
23529 for comaprison and store it into the new condition.
23530 (evaluate_conditions_for_known_args): Use condition size to check
23531 access sizes for all but CHANGED conditions.
23532 (unmodified_parm_1): New parameter size_p, store access size into it.
23533 (unmodified_parm): Likewise.
23534 (unmodified_parm_or_parm_agg_item): Likewise.
23535 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
23536 (set_cond_stmt_execution_predicate): Extract access sizes and store
23537 them to conditions.
23538 (set_switch_stmt_execution_predicate): Likewise.
23539 (will_be_nonconstant_expr_predicate): Likewise.
23540 (will_be_nonconstant_predicate): Likewise.
23541 (inline_read_section): Stream condition size.
23542 (inline_write_summary): Likewise.
23544 2016-05-18 Richard Biener <rguenther@suse.de>
23546 * tree-ssa-loop-im.c (determine_max_movement): Properly add
23547 condition cost to PHI cost instead of total_cost.
23549 2016-05-18 Martin Liska <mliska@suse.cz>
23552 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
23555 2016-05-18 Richard Biener <rguenther@suse.de>
23557 * lto-streamer.h (LTO_major_version): Bump to 6.
23559 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
23561 * function.c (make_split_prologue_seq, make_prologue_seq,
23562 make_epilogue_seq): New functions, factored out from...
23563 (thread_prologue_and_epilogue_insns): Here.
23565 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
23567 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
23568 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
23569 of before. Add a comment.
23571 2016-05-18 Bin Cheng <bin.cheng@arm.com>
23573 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
23574 expression pointer, not pointer to the pointer.
23576 2016-05-18 Jakub Jelinek <jakub@redhat.com>
23578 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
23579 (avx2_pbroadcast<mode>): Add another alternative with v instead
23580 of x constraints in it, using <pbroadcast_evex_isa> isa.
23581 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
23583 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
23584 constraint x instead of v in second alternative, add avx512bw
23587 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
23588 constraint x instead of v in second alternative, add avx512bw
23591 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
23592 constraint x instead of v in second alternative, add avx512bw
23595 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
23596 avx512bw alternative.
23598 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
23600 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
23601 array to 128 chars.
23602 (define_insn "*andnottf3"): Ditto.
23603 (define_insn "*<code><mode>3"/any_logic): Ditto.
23604 (define_insn "*<code>tf3"/any_logic): Ditto.
23605 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
23606 operand to block AVX-512VL insn variant emit when it is not enabled.
23608 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
23610 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
23611 constraint fot SF mode.
23613 2016-05-18 Petr Murzin <petr.murzin@intel.com>
23614 Kirill Yukhin <kirill.yukhin@intel.com>
23616 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
23618 (define_insn "rsqrt14<mode>"): Ditto.
23619 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
23620 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
23621 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
23622 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
23623 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
23625 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
23626 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
23627 * config/i386/i386.c (ix86_print_operand): Expand check for size
23628 override codes for Intel syntax.
23630 2016-05-18 Richard Biener <rguenther@suse.de>
23632 PR tree-optimization/71168
23633 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
23634 initialization earlier.
23636 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
23638 * config/aarch64/aarch64-simd.md
23639 (aarch64_reduc_plus_internal<mode>): Rename to...
23640 (reduc_plus_scal): ...This, and remove previous implementation.
23642 2016-05-18 Richard Biener <rguenther@suse.de>
23644 * passes.def: Put late dse and cd_dce in canonical order.
23646 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
23648 * ipa-inline-transform.c (preserve_function_body_p): Look for
23649 first non-thunk clone.
23650 (save_function_body): Save into first non-thunk.
23651 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
23653 (lto_output_node): Inline thunks don't need body in every
23655 * lto-streamer-in.c: Do not fixup thunk clones.
23656 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
23658 * tree-inline.c (copy_bb): Be prepared for target node to be new after
23661 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
23663 PR middle-end/63586
23664 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
23665 (reassociate_bb): Call transform_add_to_multiply.
23667 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
23669 * config/aarch64/aarch64.c (all_extensions): Removed unused
23672 2016-05-17 Nathan Sidwell <nathan@acm.org>
23674 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
23675 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
23677 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
23679 PR tree-optimization/54579
23680 PR middle-end/55299
23681 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
23683 2016-05-17 Marek Polacek <polacek@redhat.com>
23686 * tree-inline.c (expand_call_inline): Call
23687 maybe_remove_unused_call_args.
23689 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
23691 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
23692 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
23693 * doc/md.texi (fmin@var{m}3): Likewise.
23695 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23697 * match.pd (X & C): New transformation.
23699 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23701 * match.pd (~X & Y): New transformation.
23703 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23705 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
23706 information for new SSA_NAME.
23707 (simplify_conversion_using_ranges): Get range through get_range_info
23708 instead of get_value_range.
23710 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23712 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
23713 Remove inline assembly.
23714 (vmvn_s16): Likewise.
23715 (vmvn_s32): Likewise.
23716 (vmvn_u8): Likewise.
23717 (vmvn_u16): Likewise.
23718 (vmvn_u32): Likewise.
23719 (vmvnq_s8): Likewise.
23720 (vmvnq_s16): Likewise.
23721 (vmvnq_s32): Likewise.
23722 (vmvnq_u8): Likewise.
23723 (vmvnq_u16): Likewise.
23724 (vmvnq_u32): Likewise.
23725 (vmvn_p8): Likewise.
23726 (vmvnq_p16): Likewise.
23728 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23730 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
23732 (vmul_n_s16): Likewise.
23733 (vmul_n_s32): Likewise.
23734 (vmul_n_u16): Likewise.
23735 (vmul_n_u32): Likewise.
23736 (vmulq_n_f32): Likewise.
23737 (vmulq_n_f64): Likewise.
23738 (vmulq_n_s16): Likewise.
23739 (vmulq_n_s32): Likewise.
23740 (vmulq_n_u16): Likewise.
23741 (vmulq_n_u32): Likewise.
23743 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23745 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
23746 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
23748 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23750 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
23751 to *aarch64_fma4_elt_from_dup<mode>.
23752 (*aarch64_fnma4_elt_to_128df): Rename to
23753 *aarch64_fnma4_elt_from_dup<mode>.
23754 * config/aarch64/arm_neon.h (vfma_n_f64): New.
23755 (vfms_n_f32): Likewise.
23756 (vfms_n_f64): Likewise.
23757 (vfmsq_n_f32): Likewise.
23758 (vfmsq_n_f64): Likewise.
23760 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
23762 * wide-int.h: Change fixed_wide_int_storage from class to struct.
23764 2016-05-17 Richard Biener <rguenther@suse.de>
23766 PR tree-optimization/71132
23767 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
23768 Only add control dependences for blocks in the loop.
23769 (build_rdg): Adjust.
23770 (generate_code_for_partition): Return whether loop should
23771 be destroyed and delay that.
23772 (distribute_loop): Likewise.
23773 (pass_loop_distribution::execute): Record loops to be destroyed
23774 and perform delayed destroying of loops.
23776 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23779 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
23781 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23783 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
23785 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
23788 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
23789 insertion point for instructions generated by validize_mem.
23791 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23793 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
23796 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23798 * config/aarch64/aarch64.c
23799 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
23800 rather than a macro.
23802 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23804 * doc/invoke.texi (AArch64 Options): Various updates.
23806 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23808 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
23809 into instrumentation thunks.
23810 * cif-code.def (CIF_CHKP): New.
23812 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
23814 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
23816 2016-05-16 Martin Jambor <mjambor@suse.cz>
23818 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
23819 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
23821 2016-05-16 Marek Polacek <polacek@redhat.com>
23823 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
23826 2016-05-16 Martin Jambor <mjambor@suse.cz>
23829 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
23830 the outlined kernel function.
23832 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
23834 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
23835 (ISA_HAS_DLSA): Ditto.
23837 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
23839 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
23841 2016-05-16 Nathan Sidwell <nathan@acm.org>
23843 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
23844 (nvptx_name_replacement): Restore. Add comment.
23845 (write_fn_proto, write_fn_proto_from_insn,
23846 nvptx_output_call_insn): Restore
23847 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
23849 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23851 * config/aarch64/aarch64.md
23852 (add<mode>3_compareC_cconly_imm): Remove use of %w.
23853 (add<mode>3_compareC_imm): Likewise.
23854 (<optab>si3_uxtw): Split into register and immediate variants.
23855 (andsi3_compare0_uxtw): Likewise.
23856 (and<mode>3_compare0): Likewise.
23857 (and<mode>3nr_compare0): Likewise.
23858 (stack_protect_test_<mode>): Don't use %x for memory operands.
23860 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
23862 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
23864 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23866 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
23867 Split integer shifts into shift_reg and bfm.
23868 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
23869 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
23870 (ror<mode>3_insn): Likewise.
23871 (<optab>si3_insn_uxtw): Likewise.
23872 (<optab><mode>3_insn): Change to rotate_imm.
23873 (extr<mode>5_insn_alt): Likewise.
23874 (extrsi5_insn_uxtw): Likewise.
23875 (extrsi5_insn_uxtw_alt): Likewise.
23877 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
23879 * doc/tm.texi: Regenerate.
23880 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
23881 (TARGET_INVALID_RETURN_TYPE): Remove.
23882 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
23883 TARGET_INVALID_RETURN_TYPE.
23884 * target.def (invalid_parameter_type): Remove.
23885 (invalid_return_type): Remove.
23887 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23889 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
23890 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
23892 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
23894 (preserve_function_body_p): No need to preserve function body
23895 * cif-codes.def (CIF_THUNK): Remove.
23896 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
23898 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23900 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
23902 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23904 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
23907 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23909 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
23910 (inline_small_functions): Do not look for function symbol when
23913 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23915 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
23918 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
23919 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23920 Jiong Wang <jiong.wang@arm.com>
23922 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
23923 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
23924 Define __ARM_FP16_ARGS when appropriate.
23925 * config/arm/arm.c (arm_invalid_parameter_type): Remove
23927 (arm_invalid_return_type): Likewise.
23928 (TARGET_INVALID_PARAMETER_TYPE): Remove.
23929 (TARGET_INVALID_RETURN_TYPE): Remove.
23930 (aapcs_vfp_sub_candidate): Allow HFmode.
23931 (aapcs_vfp_allocate): Add comment. Support HFmode.
23932 (aapcs_vfp_allocate_return_reg): Likewise.
23933 (struct aapcs_cp_arg_layout): Slightly reword comments for
23934 is_return_candidate and allocate_return_reg.
23935 (output_mov_vfp): Update assert.
23936 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
23938 (arm_invalid_parameter_type): Remove.
23939 (amr_invalid_return_type): Remove.
23940 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
23941 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
23942 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
23944 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
23946 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
23947 * config/aarch64/arch64-protos.h
23948 (aarch64_legitimize_reload_address): Remove.
23949 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
23952 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
23954 * configure.ac: Add ACX_NONCANONICAL_HOST.
23955 * configure: Regenerate.
23956 * Makefile.in: Set host_noncanonical.
23958 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
23961 * config/i386/i386.md (*movtf_internal): Before register allocation,
23962 do not allow FP constants for CM_MEDIUM memory model, allow only
23963 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
23964 (*movxf_internal): Ditto.
23965 (*movdf_internal): Ditto.
23966 (*movsf_internal): Ditto.
23968 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
23970 PR rtl-optimization/67483
23971 * combine.c (make_compound_operation): Don't call extract_left_shift
23972 with negative shift amounts.
23974 2016-05-13 Jakub Jelinek <jakub@redhat.com>
23977 * fold-const.c (fold_checksum_tree): Allow modification
23978 of TYPE_ALIAS_SET during folding.
23980 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
23981 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
23982 (ix86_split_to_parts): Likewise. Fix up formatting.
23984 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
23986 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
23987 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
23990 2016-05-13 Nathan Sidwell <nathan@acm.org>
23992 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
23993 (nvptx_name_replacement): Delete.
23994 (write_fn_proto, write_fn_proto_from_insn,
23995 nvptx_output_call_insn): Remove nvptx_name_replacement call.
23996 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
23997 * langhooks.c (add_builtin_funcction_common): Call
23998 targetm.mangle_decl_assembler_name.
24000 * config/nvptx/nvptx.c (write_fn_proto): Handle
24001 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
24003 2016-05-13 Martin Liska <mliska@suse.cz>
24005 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
24006 and PRIu64 in printf format.
24008 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24010 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
24013 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24015 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
24016 Change --param max-completely-peeled-times to
24017 --param max-completely-peel-times in dump file printing.
24019 2016-05-13 Richard Biener <rguenther@suse.de>
24021 PR tree-optimization/42587
24022 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
24023 (find_bswap_or_nop_1): Likewise.
24024 (bswap_replace): Likewise.
24026 2016-05-13 Martin Liska <mliska@suse.cz>
24028 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
24029 Initialize a variable with default value.
24031 2016-05-13 Martin Liska <mliska@suse.cz>
24033 * doc/invoke.texi: Enhance explanation of error recovery
24036 2016-05-13 Martin Liska <mliska@suse.cz>
24038 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
24039 (struct cost_pair): Change inv_expr_id (int) to inv_expr
24040 (iv_inv_expr_ent *).
24041 (struct iv_inv_expr_ent): Comment struct fields.
24042 (sort_iv_inv_expr_ent): New function.
24043 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
24044 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
24045 a hash_map between iv_inv_expr_ent and number of usages.
24046 (niter_for_exit): Fix coding style.
24047 (tree_ssa_iv_optimize_init): Use renamed variable.
24048 (determine_base_object): Fix coding style.
24049 (alloc_iv): Likewise.
24050 (find_interesting_uses_outside): Likewise.
24051 (add_candidate_1): Likewise.
24052 (add_standard_iv_candidates): Likewise.
24053 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
24054 (prepare_decl_rtl): Fix coding style.
24055 (get_address_cost): Likewise.
24056 (get_shiftadd_cost): Likewise.
24057 (force_expr_to_var_cost): Likewise.
24058 (compare_aff_trees): Likewise.
24059 (get_expr_id): Restructure the function.
24060 (get_loop_invariant_expr_id): Renamed to
24061 get_loop_invariant_expr.
24062 (get_computation_cost_at): Replace usage of inv_expr_id with
24064 (get_computation_cost): Likewise.
24065 (determine_group_iv_cost_generic): Likewise.
24066 (determine_group_iv_cost_address): Likewise.
24067 (iv_period): Fix coding style.
24068 (iv_elimination_compare_lt): Likewise.
24069 (may_eliminate_iv): Likewise.
24070 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
24072 (determine_group_iv_costs): Dump invariant expressions.
24073 (iv_ca_recount_cost): Use the newly added hash_map.
24074 (iv_ca_set_remove_invariants): Fix coding style.
24075 (iv_ca_set_add_invariants): Fix coding style.
24076 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
24078 (iv_ca_set_cp): Likewise.
24079 (iv_ca_new): Initialize the newly added hash_map and remove
24080 initialization of fields.
24081 (iv_ca_free): Delete the hash_map.
24082 (iv_ca_dump): Dump invariant expressions.
24083 (iv_ca_extend): Fix coding style.
24084 (try_add_cand_for): Likewise.
24085 (create_new_ivs): Dump information about # of avg iterations and
24086 # of used invariant expressions.
24087 (rewrite_use_compare): Fix coding style.
24088 (free_loop_data): Set default value for max_inv_expr_id.
24090 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
24092 * cse.c (rest_of_handle_cse): Use cleanup_cfg
24093 returned value cse_cfg_altered computation.
24094 (rest_of_handle_cse2): Likewise.
24095 (rest_of_handle_cse_after_global_opts): Likewise.
24097 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24100 * config/arm/arm.c (arm32_output_mi_thunk): New.
24101 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
24102 to split Thumb1 vs TARGET_32BIT functionality.
24103 (arm_thumb1_mi_thunk): New.
24105 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24107 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
24110 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24113 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
24115 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
24117 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
24118 (expand_builtin_trap): Emit a regular call.
24119 (set_builtin_user_assembler_name): Remove obsolete cases.
24120 * dse.c (scan_insn): Adjust.
24121 * except.c: Include calls.h.
24122 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
24123 emit a regular call to setjmp.
24124 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
24125 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
24126 (emit_block_move_via_libcall): Delete.
24127 (block_move_fn): Delete.
24128 (init_block_move_fn): Likewise.
24129 (emit_block_move_libcall_fn): Likewise.
24130 (emit_block_op_via_libcall): New function.
24131 (set_storage_via_libcall): Tidy up and use memset builtin.
24132 (block_clear_fn): Delete.
24133 (init_block_clear_fn): Likewise.
24134 (clear_storage_libcall_fn): Likewise.
24135 (expand_assignment): Call emit_block_move_via_libcall.
24136 Do not include gt-expr.h.
24137 * expr.h (emit_block_op_via_libcall): Declare.
24138 (emit_block_copy_via_libcall): New inline function.
24139 (emit_block_move_via_libcall): Likewise.
24140 (emit_block_comp_via_libcall): Likewise.
24141 (block_clear_fn): Delete.
24142 (init_block_move_fn): Likewise.
24143 (init_block_clear_fn): Likewise.
24144 (emit_block_move_via_libcall): Likewise.
24145 (set_storage_via_libcall): Add default parameter value.
24146 * libfuncs.h (enum libfunc_index): Remove obsolete values.
24147 (abort_libfunc): Delete.
24148 (memcpy_libfunc): Likewise.
24149 (memmove_libfunc): Likewise.
24150 (memcmp_libfunc): Likewise.
24151 (memset_libfunc): Likewise.
24152 (setbits_libfunc): Likewise.
24153 (setjmp_libfunc): Likewise.
24154 (longjmp_libfunc): Likewise.
24155 (profile_function_entry_libfunc): Likewise.
24156 (profile_function_exit_libfunc): Likewise.
24157 (gcov_flush_libfunc): Likewise.
24158 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
24159 and DECL_VISIBILITY on the declaration.
24160 (init_optabs): Do not initialize obsolete libfuncs.
24161 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
24162 * tree-core.h (ECF_RET1): Define.
24163 (ECF_TM_PURE): Adjust.
24164 (ECF_TM_BUILTIN): Likewise.
24165 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
24166 (build_common_builtin_nodes): Initialize abort builtin.
24167 Add ECF_RET1 on memcpy, memmove and memset builtins.
24168 Pass final flags for alloca and alloca_with_align builtins.
24169 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
24171 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
24172 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
24173 set_storage_via_libcall and call emit_block_copy_via_libcall.
24175 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
24177 * config/i386/i386.md (*call_got_x32): Change operand 0 to
24178 DImode before it is passed to ix86_output_call_operand.
24179 (*call_value_got_x32): Ditto for operand 1.
24181 2016-05-12 Jiong Wang <jiong.wang@arm.com>
24183 PR rtl-optimization/70904
24184 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
24185 reload for wide mode.
24187 2016-05-12 Marek Polacek <polacek@redhat.com>
24190 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
24191 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
24192 * langhooks.h (incomplete_type_error): Likewise.
24193 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
24194 parameter, pass it down to incomplete_type_error.
24195 * tree.h (size_in_bytes): New inline overload.
24196 (size_in_bytes_loc): Renamed from size_in_bytes.
24198 2016-05-12 Richard Biener <rguenther@suse.de>
24200 PR tree-optimization/71059
24201 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
24202 nary before looking up or entering the expression into the VN
24204 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
24205 Make sure to re-use NARYs without result as inserted by
24208 2016-05-12 Richard Biener <rguenther@suse.de>
24210 PR tree-optimization/71062
24211 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
24213 * tree-ssa-structalias.c (set_uids_in_ptset): Set
24214 vars_contains_restrict if the var is a restrict tag.
24215 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
24216 do not disambiguate pointers against it.
24217 (dump_points_to_solution): Re-structure and adjust for new
24218 vars_contains_restrict flag.
24219 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
24221 2016-05-12 Martin Liska <mliska@suse.cz>
24223 * doc/invoke.texi: Explain connection between
24224 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
24226 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
24228 PR tree-optimization/71006
24229 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
24230 consider COND_EXPR as a mask producer.
24232 2016-05-12 Marek Polacek <polacek@redhat.com>
24235 * opts.c (common_handle_option): Detect missing argument for --help^.
24237 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24240 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
24241 when popping the PC and within an interrupt handler routine.
24242 Add missing tab to output of "ldmfd".
24243 (output_return_instruction): Output LDMFD with SP update rather
24244 than POP when returning from interrupt handler.
24246 2016-05-12 Jakub Jelinek <jakub@redhat.com>
24248 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
24249 TARGET_64BIT && TARGET_AVX512DQ.
24250 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
24251 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
24252 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
24253 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
24254 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
24255 (*vec_extractv4si_zext): Add avx512dq alternative.
24256 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
24257 use v instead of x constraint in other alternatives where possible.
24259 * config/i386/sse.md (sse2_loadld): Use v instead of x
24260 constraint in alternatives 0,1,4.
24262 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
24263 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
24264 v constraints instead of x and <pinsr_evex_isa> isa attribute.
24267 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
24268 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
24269 is not emitted unless TARGET_AVX512BW.
24270 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
24271 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
24272 for the result operand.
24274 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
24275 constraint instead of x in avx alternatives. Use maybe_evex instead
24278 * config/i386/constraints.md (Yv): New constraint.
24279 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
24280 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
24281 * config/i386/i386.md (avx512fvecmode): New mode attr.
24282 (*pushtf): Use v constraint instead of x.
24283 (*movtf_internal): Likewise. For TARGET_AVX512VL and
24284 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
24285 (*absneg<mode>2): Use Yv constraint instead of x constraint.
24286 (*absnegtf2_sse): Likewise.
24287 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
24288 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
24289 avx512f alternatives.
24290 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
24292 2016-05-12 Richard Biener <rguenther@suse.de>
24294 PR tree-optimization/71060
24295 * tree-data-ref.c (initialize_data_dependence_relation): Do not
24296 require exact match of DR_BASE_OBJECT but only matching address and
24299 2016-05-12 Richard Biener <rguenther@suse.de>
24301 PR tree-optimization/70986
24302 * cfganal.c: Include cfgloop.h.
24303 (dfs_find_deadend): Prefer to take edges exiting loops.
24305 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24307 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
24308 compile and run time.
24310 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
24313 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
24315 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
24317 * config/i386/i386.c (legitimize_pic_address): Use
24318 copy_to_suggested_reg instead of gen_movsi.
24320 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
24322 * config/rs6000/predicates.md (quad_memory_operand): Move most of
24323 the code into quad_address_p and call it to share code with
24324 vsx_quad_dform_memory_operand.
24325 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
24327 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
24328 bit instead of being a separate word. Split -mpower9-dform into
24329 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
24330 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
24331 for the register class supporting 128-bit quad word memory offsets.
24332 (mode_supports_vsx_dform_quad): Helper function to return if the
24333 register class uses quad word memory offsets.
24334 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
24335 (rs6000_debug_reg_global): Always print if we are using LRA or not.
24336 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
24337 instructions are enabled, set up the appropriate addr_masks for
24339 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
24340 -mpower9-dform-scalar, instead of -mpower9-dform.
24341 (rs6000_option_override_internal): Split -mpower9-dform into two
24342 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
24343 -mpower9-dform switch sets or clears both. If we are not using
24344 the LRA register allocator, do not enable -mpower9-dform-vector by
24345 default. If we are using LRA, enable -mpower9-dform-vector and
24346 -mvsx-timode if it is appropriate. Issue a warning if either
24347 -mpower9-dform-vector or -mvsx-timode are explicitly used without
24349 (quad_address_offset_p): New helper function to return if the
24350 offset is legal for quad word memory instructions.
24351 (quad_address_p): New function to determin if GPR or vector
24352 register quad word memory addresses are legal.
24353 (mem_operand_gpr): Validate quad word address offsets.
24354 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
24355 d-form (register + offset) instructions.
24356 (offsettable_ok_by_alignment): Likewise.
24357 (rs6000_legitimate_offset_address_p): Likewise.
24358 (legitimate_lo_sum_address_p): Likewise.
24359 (rs6000_legitimize_address): Likewise.
24360 (rs6000_legitimize_reload_address): Add more debug statements for
24362 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
24363 d-form instructions.
24364 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
24365 d-form instructions. Distinguish different cases in debug
24366 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
24367 d-form instructions.
24368 (rs6000_preferred_reload_class): Likewise.
24369 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
24370 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
24371 of the ISA 2.06 indexed memory instructions.
24372 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
24373 use them to save/restore the saved vector registers instead of
24374 using Altivec instructions.
24375 (rs6000_emit_epilogue): Likewise.
24376 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
24377 (rs6000_opt_masks): Split -mpower9-dform into
24378 -mpower9-dform-scalar and -mpower9-dform-vector.
24379 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
24381 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
24382 ISA 3.0 vector indexed memory instructions, and fold the code into
24383 the normal mov<mode> patterns.
24384 (p9_vecstore_<mode>): Likewise.
24385 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
24387 (vsx_movti_64bit): Likewise.
24388 (vsx_movti_32bit): Likewise.
24389 * config/rs6000/constraints.md (wO constraint): New constraint for
24390 ISA 3.0 vector d-form support.
24391 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
24392 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
24393 include -mpower9-dform-vector until we switch over to LRA.
24394 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
24395 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
24396 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
24397 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
24398 for -mpower9-dform and -mlra.
24399 * doc/md.texi (wO constraint): Document wO constraint.
24401 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
24403 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
24404 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
24405 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
24406 Move handling of non-insn arguments inline into the sole user:
24407 (output_trans_func): ...here.
24408 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
24409 in emitted function prototype.
24410 (output_internal_insn_latency_func): Ditto. Simplify.
24411 (output_internal_maximal_insn_latency_func): Ditto. Delete
24412 always-unused argument.
24413 (output_insn_latency_func): Ditto.
24414 (output_maximal_insn_latency_func): Ditto.
24416 2016-05-11 Richard Biener <rguenther@suse.de>
24418 PR tree-optimization/71055
24419 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
24420 sth with precision not equal to access size verify we don't chop
24423 2016-05-11 Richard Biener <rguenther@suse.de>
24426 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
24427 (dwarf2out_finish): Move retry_incomplete_types call ...
24428 (dwarf2out_early_finish): ... here.
24430 2016-05-11 Richard Biener <rguenther@suse.de>
24432 PR middle-end/71002
24433 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
24434 if the langhook insists on it.
24435 * fold-const.c (make_bit_field_ref): Add arg for the original
24436 reference and preserve its alias-set.
24437 (decode_field_reference): Take exp by reference and adjust it
24438 to the original memory reference.
24439 (optimize_bit_field_compare): Adjust callers.
24440 (fold_truth_andor_1): Likewise.
24441 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
24443 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
24445 PR middle-end/70807
24446 * cfgrtl.h (delete_insn_and_edges): Now return bool.
24447 * cfgrtl.c (delete_insn_and_edges): Likewise.
24448 * config/i386/i386.c (convert_scalars_to_vector): Remove
24450 * cse.c (cse_insn): Compute cse_cfg_altered.
24451 (delete_trivially_dead_insns): Likewise.
24452 (cse_cc_succs): Likewise.
24453 (rest_of_handle_cse): Free dominance info if required.
24454 (rest_of_handle_cse2): Likewise.
24455 (rest_of_handle_cse_after_global_opts): Likewise.
24457 2016-05-11 Alan Modra <amodra@gmail.com>
24459 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
24460 abi_v4_pass_in_fpr): New functions.
24461 (rs6000_function_arg_boundary): Exclude complex IBM long double
24462 from 64-bit alignment when ABI_V4.
24463 (rs6000_function_arg, rs6000_function_arg_advance_1,
24464 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
24466 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
24468 PR rtl-optimization/71028
24469 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
24470 jump with just a return in the fallthrough block if the branch
24471 block contains just a return as well.
24473 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
24475 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
24476 * match.pd ((X & Y) ^ Y): ... this.
24477 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
24478 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
24480 2016-05-10 David Malcolm <dmalcolm@redhat.com>
24482 * read-md.c (require_char_ws): New function.
24483 (read_string): Simplify using require_char_ws.
24484 (handle_constants): Likewise.
24485 (handle_enum): Likewise.
24486 (handle_file): Likewise.
24487 * read-md.h (require_char_ws): New declaration.
24488 * read-rtl.c (read_conditions): Simplify using require_char_ws.
24489 (read_mapping): Likewise.
24490 (read_rtx_code): Likewise.
24491 (read_nested_rtx): Likewise.
24493 2016-05-10 James Norris <jnorris@codesourcery.com>
24495 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
24496 if offloading is enabled and -fopenacc or -fopenmp is specified.
24497 (CRTOFFLOADEND): Likewise.
24498 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
24499 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
24501 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
24503 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
24504 gotoff_operand code paths. Use copy_to_suggested_regs and
24505 expand_simple_binop where appropriate. Cleanup.
24507 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24510 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
24512 (dimode_scalar_chain::vector_const_cost): New.
24513 (dimode_scalar_chain::compute_convert_gain): Handle constants.
24514 (dimode_scalar_chain::convert_op): Likewise.
24515 (dimode_scalar_chain::convert_insn): Likewise.
24517 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
24519 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
24520 unary operation, not a binary one.
24522 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24524 PR middle-end/70877
24525 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
24526 calls with type casted fndecl.
24528 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24530 PR tree-optimization/70786
24531 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
24532 * calls.c (initialize_argument_information): Bind bounds
24533 with corresponding args passed by reference.
24535 2016-05-10 Jakub Jelinek <jakub@redhat.com>
24538 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
24539 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
24540 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
24543 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24546 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
24547 code for a zero scale factor.
24548 (vsx_xvcvdpuxds_scale): Likewise.
24550 2016-05-10 David Malcolm <dmalcolm@redhat.com>
24552 * diagnostic-show-locus.c (layout::layout): Call show_ruler
24553 if show_ruler_p was set on the context.
24554 (layout::show_ruler): New method.
24555 * diagnostic.h (struct diagnostic_context): Add field
24558 2016-05-10 Richard Biener <rguenther@suse.de>
24560 PR tree-optimization/71039
24561 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
24562 (chk_uses): New function.
24563 (propagate_with_phi): Verify we can safely replicate the lhs of an
24564 aggregate assignment on all incoming edges.
24566 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
24568 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
24570 (rx_atomic_sequence): New class.
24571 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
24572 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
24574 (rx_atomic_sequence::rx_atomic_sequence,
24575 rx_atomic_sequence::~rx_atomic_sequence): New functions.
24576 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
24577 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
24578 CTRLREG_INTB): New constants.
24579 (FETCHOP): New code iterator.
24580 (fethcop_name, fetchop_name2): New iterator code attributes.
24581 (QIHI): New mode iterator.
24582 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
24583 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
24584 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
24586 2016-05-10 Martin Liska <mliska@suse.cz>
24588 * tree-inline.c (remap_dependence_clique): Do not remap
24589 debugging statements.
24591 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24593 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
24594 ("*fixuns_truncdfdi2_z13")
24595 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
24596 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
24597 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
24599 2016-05-10 Richard Biener <rguenther@suse.de>
24601 PR tree-optimization/70497
24602 PR tree-optimization/28367
24603 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
24605 (visit_reference_op_load): ... here.
24606 (vn_reference_lookup_3): Use it to handle subreg-like accesses
24607 with simplified BIT_FIELD_REFs.
24608 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
24609 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
24612 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
24614 * dwarf2out.c (add_abstract_origin_attribute): Adjust
24615 documentation comment. For BLOCK nodes, add a
24616 DW_AT_abstract_origin attribute that points to the DIE generated
24617 for the origin BLOCK.
24618 (gen_lexical_block_die): Call add_abstract_origin_attribute for
24619 blocks from inlined functions.
24621 2016-05-10 Alan Modra <amodra@gmail.com>
24624 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
24625 regrename modifying insns saving lr before __morestack call.
24626 * config/rs6000/rs6000.md (split_stack_return): Similarly for
24627 insns restoring lr after __morestack call.
24629 2016-05-09 Jakub Jelinek <jakub@redhat.com>
24631 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
24632 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
24634 * config/i386/sse.md (vec_interleave_high<mode>,
24635 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
24636 <avx512>_vpermt2var<mode>3_maskz): Likewise.
24638 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
24640 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
24641 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
24642 parallel reassociation for power8 and forward.
24644 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
24646 * config/i386/i386.md (absneg splitters with general regs): Use
24647 general_reg_operand predicate.
24648 (btsq peephole2): Use x86_64_immediate_operand to check if new
24649 value is suitable for immediate operand. Generate emitted insn
24650 using RTL expressions.
24651 (btcq peephole2): Ditto.
24652 (btrq peephole2): Ditto. Generate correct immediate operand
24655 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
24657 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
24660 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
24662 * tree-affine.c (wide_int_constant_multiple_p): Add missing
24663 pointer dereference.
24665 2016-05-09 Richard Biener <rguenther@suse.de>
24667 PR tree-optimization/70985
24668 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
24669 op0 isn't a gimple register.
24671 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
24673 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
24674 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
24675 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
24676 (i6400_fpu_mult): New cpu units.
24677 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
24678 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
24679 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
24680 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
24681 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
24682 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
24683 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
24684 (i6400_msa_long_float4, i6400_msa_long_float5)
24685 (i6400_msa_long_float8, i6400_msa_fdiv_df)
24686 (i6400_msa_fdiv_sf): New reservations.
24687 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
24688 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
24689 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
24690 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
24691 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
24692 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
24693 (msa_short_cmp, msa_short_float2, msa_short_logic3)
24694 (msa_short_store4, msa_long_load, msa_short_store)
24695 (msa_long_logic, msa_long_float2, msa_long_float4)
24696 (msa_long_float5, msa_long_float8, msa_long_mult)
24697 (msa_long_fdiv, msa_long_div): New reservations.
24699 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
24700 Sameera Deshpande <sameera.deshpande@imgtec.com>
24701 Matthew Fortune <matthew.fortune@imgtec.com>
24702 Graham Stott <graham.stott@imgtec.com>
24703 Chao-ying Fu <chao-ying.fu@imgtec.com>
24705 * config.gcc: Add MSA header file for mips*-*-* target.
24706 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
24707 (Ubv8i, Urv8): New constraints.
24708 * config/mips/mips-ftypes.def: Add function types for MSA
24710 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
24711 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
24712 * config/mips/mips-msa.md: New file.
24713 * config/mips/mips-protos.h
24714 (mips_split_128bit_const_insns): New prototype.
24715 (mips_msa_idiv_insns): Likewise.
24716 (mips_split_128bit_move): Likewise.
24717 (mips_split_128bit_move_p): Likewise.
24718 (mips_split_msa_copy_d): Likewise.
24719 (mips_split_msa_insert_d): Likewise.
24720 (mips_split_msa_fill_d): Likewise.
24721 (mips_expand_msa_branch): Likewise.
24722 (mips_const_vector_same_val_p): Likewise.
24723 (mips_const_vector_same_bytes_p): Likewise.
24724 (mips_const_vector_same_int_p): Likewise.
24725 (mips_const_vector_shuffle_set_p): Likewise.
24726 (mips_const_vector_bitimm_set_p): Likewise.
24727 (mips_const_vector_bitimm_clr_p): Likewise.
24728 (mips_msa_vec_parallel_const_half): Likewise.
24729 (mips_msa_output_division): Likewise.
24730 (mips_ldst_scaled_shift): Likewise.
24731 (mips_expand_vec_cond_expr): Likewise.
24732 * config/mips/mips.c (enum mips_builtin_type): Add
24733 MIPS_BUILTIN_MSA_TEST_BRANCH.
24734 (mips_gen_const_int_vector_shuffle): New prototype.
24735 (mips_const_vector_bitimm_set_p): New function.
24736 (mips_const_vector_bitimm_clr_p): Likewise.
24737 (mips_const_vector_same_val_p): Likewise.
24738 (mips_const_vector_same_bytes_p): Likewise.
24739 (mips_const_vector_same_int_p): Likewise.
24740 (mips_const_vector_shuffle_set_p): Likewise.
24741 (mips_symbol_insns): Forbid loading symbols via immediate for
24743 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
24745 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
24747 (mips_lx_address_p): Add support load indexed address for MSA.
24748 (mips_address_insns): Add calculation of instructions needed for
24749 stores and loads for MSA.
24750 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
24751 CONST_VECTOR for MSA and let it fall through.
24752 (mips_ldst_scaled_shift): New function.
24753 (mips_subword_at_byte): Likewise.
24754 (mips_msa_idiv_insns): Likewise.
24755 (mips_legitimize_move): Validate MSA moves.
24756 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
24757 calculation of costs for MSA division.
24758 (mips_split_move_p): Check if MSA moves need splitting.
24759 (mips_split_move): Split MSA moves if necessary.
24760 (mips_split_128bit_move_p): New function.
24761 (mips_split_128bit_move): Likewise.
24762 (mips_split_msa_copy_d): Likewise.
24763 (mips_split_msa_insert_d): Likewise.
24764 (mips_split_msa_fill_d): Likewise.
24765 (mips_output_move): Handle MSA moves.
24766 (mips_expand_msa_branch): New function.
24767 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
24768 Reinstate 'y' modifier.
24769 (mips_file_start): Add MSA .gnu_attribute.
24770 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
24772 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
24773 (mips_class_max_nregs): Add register size for MSA supported mode.
24774 (mips_cannot_change_mode_class): Allow conversion between MSA
24775 vector modes and TImode.
24776 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
24778 (mips_secondary_reload_class): Force MSA loads/stores via memory.
24779 (mips_preferred_simd_mode): Add preffered modes for MSA.
24780 (mips_vector_mode_supported_p): Add MSA supported modes.
24781 (mips_autovectorize_vector_sizes): New function.
24782 (mips_msa_output_division): Likewise.
24783 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
24784 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
24785 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
24786 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
24787 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
24788 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
24789 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
24790 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
24791 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
24792 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
24793 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
24794 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
24795 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
24796 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
24797 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
24798 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
24799 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
24800 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
24801 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
24802 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
24803 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
24804 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
24805 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
24806 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
24807 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
24808 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
24809 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
24810 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
24811 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
24812 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
24813 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
24814 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
24815 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
24816 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
24817 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
24818 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
24819 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
24820 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
24821 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
24822 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
24823 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
24824 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
24825 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
24826 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_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_mod_s_b, CODE_FOR_msa_mod_s_h)
24832 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
24833 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
24834 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
24835 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
24836 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
24837 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
24838 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
24839 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
24840 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
24841 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
24842 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
24843 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
24844 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
24845 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
24846 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
24847 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
24848 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
24849 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
24850 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
24851 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
24852 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
24853 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
24854 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
24855 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
24856 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
24857 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
24858 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
24859 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
24860 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
24861 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
24862 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
24863 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
24864 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
24865 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
24866 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
24867 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
24868 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
24869 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
24870 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
24871 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
24872 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
24873 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
24874 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
24875 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
24876 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
24877 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
24878 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
24879 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
24880 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
24881 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
24882 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
24883 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
24884 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
24885 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
24886 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
24887 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
24888 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
24889 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
24890 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
24891 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
24892 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
24893 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
24894 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
24895 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
24896 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
24897 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
24898 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
24899 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
24900 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
24901 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
24902 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
24903 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
24904 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
24905 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
24906 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
24907 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
24908 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
24909 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
24910 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
24911 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
24912 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
24913 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
24914 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
24915 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
24916 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
24917 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
24918 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
24919 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
24920 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
24921 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
24922 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
24923 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
24924 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
24925 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
24926 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
24927 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
24928 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
24929 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
24930 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
24931 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
24932 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
24933 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
24935 (mips_get_builtin_decl_index): New array.
24936 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
24937 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
24938 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
24939 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
24940 (mips_init_builtins): Initialize mips_get_builtin_decl_index
24942 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
24944 (mips_expand_builtin_insn): Prepare operands for
24945 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
24946 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
24947 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
24948 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
24949 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
24950 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
24951 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
24952 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
24953 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
24954 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
24955 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
24956 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
24957 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
24958 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
24959 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
24960 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
24961 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
24962 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
24963 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
24964 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
24965 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
24966 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
24967 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
24968 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
24969 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
24970 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
24971 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
24972 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
24973 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
24974 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
24975 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
24976 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
24977 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
24978 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
24979 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
24980 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
24981 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
24982 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
24983 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
24984 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
24985 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
24986 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
24987 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
24988 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
24989 These are set implicitly and an error is reported if overridden.
24990 (mips_expand_builtin_msa_test_branch): New function.
24991 (mips_expand_msa_shuffle): Likewise.
24992 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
24993 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
24994 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
24995 (mips_expand_vec_unpack): Add support for MSA.
24996 (mips_expand_vector_init): Likewise.
24997 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
24998 instead of const0_rtx.
24999 (mips_msa_vec_parallel_const_half): New function.
25000 (mips_gen_const_int_vector): Likewise.
25001 (mips_gen_const_int_vector_shuffle): Likewise.
25002 (mips_expand_msa_cmp): Likewise.
25003 (mips_expand_vec_cond_expr): Likewise.
25004 * config/mips/mips.h
25005 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
25006 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
25008 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
25009 (ISA_HAS_MSA): New macro.
25010 (UNITS_PER_MSA_REG): Likewise.
25011 (BITS_PER_MSA_REG): Likewise.
25012 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
25013 (MSA_REG_FIRST): New macro.
25014 (MSA_REG_LAST): Likewise.
25015 (MSA_REG_NUM): Likewise.
25016 (MSA_REG_P): Likewise.
25017 (MSA_REG_RTX_P): Likewise.
25018 (MSA_SUPPORTED_MODE_P): Likewise.
25019 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
25020 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
25021 * config/mips/mips.md: Include mips-msa.md.
25022 (alu_type): Add simd_add.
25023 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
25024 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
25025 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
25026 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
25027 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
25028 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
25029 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
25030 simd_move, simd_load, simd_store. Choose "multi" for moves
25032 (qword_mode): New attribute.
25033 (insn_count): Add instruction count for quad moves.
25034 Increase the count for MIPS SIMD division.
25035 (UNITMODE): Add UNITMODEs for vector types.
25036 (addsub): New code iterator.
25037 * config/mips/mips.opt (mmsa): New option.
25038 * config/mips/msa.h: New file.
25039 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
25041 * config/mips/mti-linux.h: Likewise.
25042 * config/mips/predicates.md
25043 (const_msa_branch_operand): New constraint.
25044 (const_uimm3_operand): Likewise.
25045 (const_uimm4_operand): Likewise.
25046 (const_uimm5_operand): Likewise.
25047 (const_uimm8_operand): Likewise.
25048 (const_imm5_operand): Likewise.
25049 (aq10b_operand): Likewise.
25050 (aq10h_operand): Likewise.
25051 (aq10w_operand): Likewise.
25052 (aq10d_operand): Likewise.
25053 (const_m1_operand): Likewise.
25054 (reg_or_m1_operand): Likewise.
25055 (const_exp_2_operand): Likewise.
25056 (const_exp_4_operand): Likewise.
25057 (const_exp_8_operand): Likewise.
25058 (const_exp_16_operand): Likewise.
25059 (const_vector_same_val_operand): Likewise.
25060 (const_vector_same_simm5_operand): Likewise.
25061 (const_vector_same_uimm5_operand): Likewise.
25062 (const_vector_same_uimm6_operand): Likewise.
25063 (const_vector_same_uimm8_operand): Likewise.
25064 (par_const_vector_shf_set_operand): Likewise.
25065 (reg_or_vector_same_val_operand): Likewise.
25066 (reg_or_vector_same_simm5_operand): Likewise.
25067 (reg_or_vector_same_uimm6_operand): Likewise.
25068 * doc/extend.texi (MIPS SIMD Architecture Functions): New
25070 * doc/invoke.texi (-mmsa): Document new option.
25072 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25074 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
25075 * configure: Regenerate.
25076 * config.in: Regenerate.
25077 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
25078 on -fvtable-verify.
25079 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
25080 (ENDFILE_VTV_SPEC): Define.
25082 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
25084 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
25085 registers in all interrupt handlers if necessary.
25086 (rl78_option_override): Add warning.
25087 (MUST_SAVE_MDUC_REGISTERS): New macro.
25088 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
25089 * config/rl78/rl78.c (check_mduc_usage): New function.
25090 (mduc_regs): New structure to hold MDUC register data.
25091 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
25092 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
25093 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
25094 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
25095 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
25096 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
25098 2016-05-09 Bin Cheng <bin.cheng@arm.com>
25100 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
25101 (tree-ssa-loop-niter.h): Ditto.
25102 (idx_within_array_bound, ref_within_array_bound): New functions.
25103 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
25104 Factor out check on writable base object to ...
25105 (base_object_writable): ... here.
25107 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25109 * config/arm/arm.md (probe_stack): Add modes to set source
25112 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
25114 * regrename.c (base_reg_class_for_rename): New static function.
25115 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
25117 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
25119 * cgraph.c (thunk_adjust): Export.
25120 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
25121 * cgraphunit.c (thunk_adjust): Export.
25122 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
25124 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
25126 * tree-inline.c (expand_call_inline): Expand thunks inline.
25128 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
25131 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
25132 (*sse2_vd_cvtss2sd): Ditto.
25133 * config/i386/i386.md
25134 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
25135 Generate *sse2_vd_cvtsd2ss pattern.
25136 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
25137 Generate *sse2_vd_cvtss2sd pattern.
25139 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
25141 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
25142 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
25145 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
25147 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
25148 * config/sh/sh.c: Define and declare variables on first use throughout
25150 (current_function_interrupt): Change to bool type.
25151 (frame_insn): Rename to emit_frame_insn and update users.
25152 (push_regs): Use bool for 'interrupt_handler' argument.
25153 (save_schedule_s): Remove.
25154 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
25155 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
25156 targetm.asm_out.unaligned_op.di.
25157 (gen_far_branch): Remove redundant forward declaration.
25158 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
25159 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
25160 (sh_set_return_address, sh_function_ok_for_sibcall,
25161 scavenge_reg): Update comments.
25162 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
25163 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
25164 (sh_attr_renesas_p): Remove unnecessary parentheses.
25165 (branch_dest): Simplify.
25166 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
25167 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
25168 (CUMULATIVE_ARGS): Change macro to typedef.
25169 (current_function_interrupt): Change to bool type.
25170 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
25171 Surround with __cplusplus ifdef.
25172 (sh_compare_op0, sh_compare_op1): Remove.
25173 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
25175 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
25177 * config/arm/arm.md (arch): Add neon.
25178 (arch_enabled): Return yes for arch neon when TARGET_NEON.
25179 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
25180 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
25181 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
25182 attributes for alt renumbering. Mark alt 3 as non-predicable.
25183 (thumb2_movdf_vfp): Likewise.
25185 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
25187 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
25188 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
25189 (*andqi_1): Add preferred_for_speed attribute to disparage
25190 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
25191 (*<code>qi_1): Ditto.
25192 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
25193 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
25194 (*ashlqi3_1): Ditto.
25195 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
25196 Add preferred_for_size attribute to disparage alternative 0 and
25197 preferred_for_speed attribute to disparage alternative 1 for
25198 TARGET_PARTIAL_REG_STALL targets.
25200 2016-05-07 Tom de Vries <tom@codesourcery.com>
25202 PR tree-optimization/70956
25203 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
25206 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
25208 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
25209 * config/sh/sh.c (sh_cbranch_distance): Implement it.
25210 * config/sh/sh.md (branch_zero): Remove define_attr.
25211 (define_delay): Disable delay slot if branch distance is one insn.
25213 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25215 * config/i386/i386.md (LEAMODE): New mode attribute.
25216 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
25217 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
25218 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
25219 operand 2 predicate.
25220 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
25221 (*lea<mode>_general_3): Ditto.
25222 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
25224 2016-05-06 Jakub Jelinek <jakub@redhat.com>
25226 * genmddump.c (main): Convert argv from char ** to const char **.
25228 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25230 * coretypes.h (OVERRIDE): New macro.
25231 (FINAL): New macro.
25233 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
25235 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
25236 allow coalescing if the types are compatible.
25238 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25240 * pass_manager.h (pass_manager::register_pass_name): New method.
25241 (pass_manager::get_pass_by_name): New method.
25242 (pass_manager::create_pass_tab): New method.
25243 (pass_manager::m_name_to_pass_map): New field.
25244 * passes.c (name_to_pass_map): Delete global in favor of field
25245 "m_name_to_pass_map" of pass_manager.
25246 (register_pass_name): Rename from a function to...
25247 (pass_manager::register_pass_name): ...this method, updating
25248 for renaming of global "name_to_pass_map" to field
25249 "m_name_to_pass_map".
25250 (create_pass_tab): Rename from a function to...
25251 (pass_manager::create_pass_tab): ...this method, updating
25252 for renaming of global "name_to_pass_map" to field.
25253 (get_pass_by_name): Rename from a function to...
25254 (pass_manager::get_pass_by_name): ...this method.
25255 (enable_disable_pass): Convert use of get_pass_by_name to
25256 a method call, locating the pass_manager singleton.
25258 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25260 * genattr-common.c (main): Convert argv from char ** to const char **.
25261 * genattr.c (main): Likewise.
25262 * genattrtab.c (main): Likewise.
25263 * genautomata.c (initiate_automaton_gen): Likewise.
25265 * gencodes.c (main): Likewise.
25266 * genconditions.c (main): Likewise.
25267 * genconfig.c (main): Likewise.
25268 * genconstants.c (main): Likewise.
25269 * genemit.c (main): Likewise.
25270 * genenums.c (main): Likewise.
25271 * genextract.c (main): Likewise.
25272 * genflags.c (main): Likewise.
25273 * genmddeps.c (main): Likewise.
25274 * genopinit.c (main): Likewise.
25275 * genoutput.c (main): Likewise.
25276 * genpeep.c (main): Likewise.
25277 * genpreds.c (main): Likewise.
25278 * genrecog.c (main): Likewise.
25279 * gensupport.c (init_rtx_reader_args_cb): Likewise.
25280 (init_rtx_reader_args): Likewise.
25281 * gensupport.h (init_rtx_reader_args_cb): Likewise.
25282 (init_rtx_reader_args): Likewise.
25283 * gentarget-def.c (main): Likewise.
25284 * read-md.c (read_md_files): Likewise.
25285 * read-md.h (read_md_files): Likewise.
25287 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25289 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
25290 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
25291 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
25292 Remove unused predicate.
25293 (register_and_not_fp_reg_operand): Ditto.
25295 2016-05-06 Martin Liska <mliska@suse.cz>
25297 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
25298 instead of vec as the vector is local to the function.
25300 2016-05-06 Jakub Jelinek <jakub@redhat.com>
25302 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
25303 avx512bw alternative.
25305 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
25306 before the ashr<mode>3 pattern.
25308 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
25309 v instead of x in vex or maybe_vex alternatives, use
25310 maybe_evex instead of vex in prefix.
25312 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
25313 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
25314 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
25315 in vex or maybe_vex alternatives, use maybe_evex instead of vex
25318 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
25319 v instead of x in vex or maybe_vex alternatives, use
25320 maybe_evex instead of vex in prefix.
25322 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
25323 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
25324 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
25325 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
25326 alternatives, use maybe_evex instead of vex in prefix.
25328 * config/i386/sse.md (vec_interleave_lowv4sf,
25329 *vec_interleave_highv2df, *vec_interleave_lowv2df): 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 (sse_movhlps, sse_movlhps): Use
25334 v instead of x in vex or maybe_vex alternatives, use
25335 maybe_evex instead of vex in prefix.
25337 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
25338 v constraint instead of x.
25340 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
25342 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
25343 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
25346 2016-05-06 Richard Biener <rguenther@suse.de>
25348 PR tree-optimization/70948
25349 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
25350 Properly clobber all fields of va_list for __builtin_va_start.
25352 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
25355 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
25356 loop latch destination.
25358 2016-05-06 Martin Liska <mliska@suse.cz>
25360 * tree-ssa-uninit.c: Apply manual changes
25361 to the GNU coding style.
25362 (prune_uninit_phi_opnds): Rename from
25363 prune_uninit_phi_opnds_in_unrealizable_paths.
25365 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25367 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
25368 mspace): Remove deprecated options.
25369 * doc/invoke.texi (SH options): Remove -mspace.
25371 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25373 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
25375 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25377 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
25378 corresponding combine split pattern.
25380 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25383 * config/sh/predicates.md (long_displacement_mem_operand): New.
25384 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
25385 Add movi20, movi20s alternatives. Adjust length attribute for
25387 (movsi_ie): Allow for any FPU. Adjust length attribute for
25389 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
25390 attribute for alternatives.
25391 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
25392 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
25393 length attribute for alternatives.
25395 2016-05-06 Richard Biener <rguenther@suse.de>
25397 PR tree-optimization/70960
25398 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
25400 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25403 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
25404 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
25406 2016-05-06 Marek Polacek <polacek@redhat.com>
25409 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
25411 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25414 * config/sh/sh.md (*rotcr): Add another variant.
25416 2016-05-06 Richard Biener <rguenther@suse.de>
25418 PR middle-end/70931
25419 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
25421 2016-05-06 Richard Biener <rguenther@suse.de>
25423 PR middle-end/70941
25424 * fold-const.c (split_tree): Always convert to the original type
25427 2016-05-06 Richard Biener <rguenther@suse.de>
25429 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
25430 (fwprop_addr): Likewise.
25432 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25435 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
25437 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
25438 * config/i386/i386.md (push mem splitter): Use find_constant_src in
25439 the splitter condition.
25440 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
25441 the splitter condition.
25442 (FP float_extend load splitter): Ditto.
25444 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
25446 * config/i386/i386.md (peehole2 patterns): Change true_regnum
25447 to REGNO in all peephole2 patterns.
25448 (post-reload splitters): Change true_regnum to REGNO in
25449 post-reload splitters.
25450 (zero_extend splitters): Use general_reg_operand and
25451 nonimmediate_gr_operand predicates.
25453 2016-05-05 Jakub Jelinek <jakub@redhat.com>
25455 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
25456 v constraint instead of x.
25458 2016-05-05 Alan Modra <amodra@gmail.com>
25461 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
25462 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
25463 TARGET_NO_FP_IN_TOC for -mrelocatable.
25464 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
25465 TARGET_RELOCATABLE test.
25466 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25467 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25468 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
25469 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25470 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25471 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
25472 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25473 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25474 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
25475 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
25477 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
25478 (rs6000_stack_info): Likewise.
25479 (rs6000_elf_asm_out_constructor): Likewise.
25480 (rs6000_elf_asm_out_destructor): Likewise.
25481 (rs6000_elf_declare_function_name): Likewise.
25482 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
25483 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
25486 2016-05-05 Alan Modra <amodra@gmail.com>
25488 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
25490 2016-05-05 Alan Modra <amodra@gmail.com>
25492 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
25493 out-of-line gpr restore for one or two regs if that would add
25496 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
25499 * config/i386/i386.md
25500 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
25501 Change to post-epilogue_completed late splitter. Use sse_reg_operand
25502 as operand 0 predicate.
25503 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
25505 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
25506 Ditto. Emit the pattern using RTX.
25508 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
25509 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
25510 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
25511 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
25513 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
25514 sse_reg_operand as operand 0 predicate.
25516 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
25517 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
25518 instead of gen_rtx_REG.
25519 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
25522 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25524 * function.c (emit_use_return_register_into_block): Delete.
25525 (gen_return_pattern): Delete.
25526 (emit_return_into_block): Delete.
25527 (active_insn_between): Delete.
25528 (convert_jumps_to_returns): Delete.
25529 (emit_return_for_exit): Delete.
25530 (thread_prologue_and_epilogue_insns): Delete all code dealing with
25531 simple_return for shrink-wrapped blocks.
25532 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
25533 end of blocks that need one.
25534 (get_unconverted_simple_return): Delete.
25535 (convert_to_simple_return): Delete.
25536 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
25537 (convert_to_simple_return): Ditto.
25539 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25541 * cfgcleanup.c (bb_is_just_return): New function.
25542 (try_optimize_cfg): Simplify jumps to return, branches to return,
25543 and branches around return.
25545 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25547 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
25548 branch to a return.
25550 2016-05-04 Jakub Jelinek <jakub@redhat.com>
25554 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
25555 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
25556 assert flags & OEP_HASH_CHECK, instead of asserting it
25557 never happens. Handle TARGET_EXPR.
25558 * fold-const.c (operand_equal_p): For hash verification,
25559 or in OEP_HASH_CHECK into flags.
25561 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
25563 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
25565 (compute_samebase_partition_bases): Fix typo.
25567 2016-05-04 Jakub Jelinek <jakub@redhat.com>
25569 * config/i386/sse.md (vec_interleave_highv8sf,
25570 vec_interleave_lowv8sf, vec_interleave_highv4df,
25571 vec_interleave_lowv4df): Remove constraints from expanders.
25573 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
25575 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
25577 * tree-inline.c (expand_call_inline): Fix path dealing with
25578 making lhs of call statement undefined.
25580 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
25582 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
25583 Check availability on NODE, too.
25584 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
25585 (cgraph_node::call_for_symbol_and_aliases): Likewise.
25586 (varpool_node::call_for_symbol_and_aliase): Likewise.
25587 * ipa-pure-const.c (add_new_function): Analyze all bodies.
25588 (propagate_pure_const): Propagate across interposable functions, too.
25589 (skip_function_for_local_pure_const): Do not skip interposable bodies
25591 (pass_local_pure_const::execute): Update.
25593 2016-05-04 Marek Polacek <polacek@redhat.com>
25595 * doc/invoke.texi: Document -Wdangling-else.
25597 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
25599 * config.gcc: Error out when conflicting multilib is detected. Do not
25600 loop over multilibs since no combination is legal.
25602 2016-05-04 Alan Modra <amodra@gmail.com>
25604 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
25605 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
25606 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
25609 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
25611 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
25612 Clean up p5600 comments.
25614 2016-05-04 Richard Biener <rguenther@suse.de>
25616 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
25617 constructor simplifications.
25618 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
25620 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
25622 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
25623 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
25624 result.set_rtx is null instead of aborting.
25625 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
25627 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
25628 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
25629 *mov<mode>_store_postinc): New patterns.
25631 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
25633 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
25634 as commutative. Check both conversions are NOP.
25635 ((A & B) OP (C & B)): Remove.
25637 2016-05-04 Alan Modra <amodra@gmail.com>
25639 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
25641 2016-05-04 Alan Modra <amodra@gmail.com>
25644 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
25645 when cr2,3,4 are all fixed regs.
25647 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
25649 PR rtl-optimization/57193
25650 * opts.c (default_options_table): Revert OPT_frename_registers change.
25651 * doc/invoke.texi (-frename-registers, -O2): Likewise.
25653 2016-05-03 Martin Sebor <msebor@redhat.com>
25656 * builtins.c (fold_builtin_FILE): New function.
25657 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
25658 (fold_builtin_0): Call them.
25659 * gimplify.c (gimplify_call_expr): Remove the handling of
25660 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
25663 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
25664 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
25668 * doc/extend.texi (Function Names as Strings): Update __func__,
25669 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
25672 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25673 Richard Biener <rguenther@suse.de>
25675 PR tree-optimization/70916
25676 * tree-if-conv.c: Include cfganal.h.
25677 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
25678 and remove_fake_exit_edges around the optimization pass.
25680 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
25682 * cgraph.c (symbol_table::create_edge): Set inline_failed.
25683 (cgraph_edge::make_direct): Likewise.
25684 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
25685 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
25686 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
25687 (CIF_THUNK): New code.
25688 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
25689 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
25690 (compute_inline_parameters): Set inline_failed for thunks.
25691 (inline_analyze_function): Cleanup.
25692 * ipa-inline.c (can_inline_edge_p): Do not deal with
25693 call_stmt_cannot_inline_p.
25694 (can_early_inline_edge_p): Likewise.
25695 (early_inliner): Initialize inline_failed.
25696 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
25698 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
25700 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
25701 from nonimm_ssenomem_operand.
25702 (nonimm_ssenomem_operand): New predicate.
25703 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
25704 as operand 0 predicate.
25705 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
25706 Disable unsupported alternatives using "enabled" attribute.
25707 Use register_ssemem_operand as operand 0 predicate.
25708 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
25710 2016-05-03 Marek Polacek <polacek@redhat.com>
25713 * input.c (expansion_point_location): New function.
25714 * input.h (expansion_point_location): Declare.
25716 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
25718 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
25719 occurence with frame_offset_ ones.
25721 2016-05-03 Alan Modra <amodra@gmail.com>
25723 PR rtl-optimization/70890
25724 * ira.c (combine_and_move_insns): When moving def_insn, remove
25725 equivs on use_insn.
25727 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
25729 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
25730 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
25731 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
25732 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
25734 2016-05-03 Alan Modra <amodra@gmail.com>
25736 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
25737 for SAVE_MULTIPLE/STORE_MULTIPLE.
25739 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25741 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
25742 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
25744 2016-05-03 Richard Biener <rguenther@suse.de>
25746 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
25748 (gimplify_arg): Likewise.
25749 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
25750 re-writing the result to a decl if required.
25751 (internal_get_tmp_var): Add allow_ssa parameter
25752 and override into_ssa with it.
25753 (get_formal_tmp_var): Adjust.
25754 (get_initialized_tmp_var): Add allow_ssa parameter.
25755 (gimplify_arg): Add allow_ssa parameter and avoid generating
25756 SSA names for the result false.
25757 (gimplify_call_expr): If the call may return twice do not
25758 gimplify parameters into SSA.
25759 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
25760 (gimplify_modify_expr): Adjust assert. For noreturn calls
25761 with a SSA name LHS adjust its def.
25762 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
25763 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
25764 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
25765 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
25766 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
25767 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
25768 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
25769 (optimize_target_teams): Do not allow SSA names for clause operands.
25770 (gimplify_expr): Likewise for where we mark the result addressable.
25771 * passes.def (pass_init_datastructures): Remove.
25772 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
25773 (rewrite_stmt): Likewise.
25774 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
25775 (replace_locals_op): Replace SSA names.
25776 (copy_gimple_seq_and_replace_locals): Init src_cfun.
25777 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
25778 * cgraph.c (release_function_body): Free CFG annotations only
25779 when we have a CFG. Simplify.
25780 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
25781 force_gimple_operand instead of get_initialized_tmp_var.
25782 * tree-pass.h (make_pass_init_datastructures): Remove.
25783 * tree-ssa.c (execute_init_datastructures): Remove.
25784 (pass_data_init_datastructures): Likewise.
25785 (class pass_init_datastructures): Likewise.
25786 (make_pass_init_datastructures): Likewise.
25787 * omp-low.c (create_omp_child_function): Init SSA data structures.
25788 (grid_expand_target_grid_body): Likewise.
25789 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
25790 name before adding it to names_to_release.
25791 (remove_bb): Always release SSA defs.
25792 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
25793 before dereferencing it.
25794 * cgraphunit.c (init_lowered_empty_function): Always
25795 int SSA data structures.
25796 * tree-ssanames.c (release_defs): Remove assert that we are in
25798 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
25800 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25801 Uros Bizjak <ubizjak@gmail.com>
25803 PR rtl-optimization/70467
25804 * config/i386/predicates.md (x86_64_hilo_int_operand,
25805 x86_64_hilo_general_operand): New predicates.
25806 * config/i386/constraints.md (Wd): New constraint.
25807 * config/i386/i386.md (mode attr di): Use Wd instead of e.
25808 (general_hilo_operand): New mode attr.
25809 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
25810 instead of <general_operand>.
25811 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
25812 x86_64_hilo_general_operand instead of <general_operand>.
25814 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25816 PR tree-optimization/70916
25817 * tree-if-conv.c (constant_or_ssa_name): Removed.
25818 (fold_build_cond_expr): Use is_gimple_val instead of
25819 constant_or_ssa_name.
25821 PR tree-optimization/70916
25822 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
25823 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
25826 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
25827 (optimize_atomic_bit_test_and): New function.
25828 (pass_fold_builtins::execute): Use it.
25829 * optabs.def (atomic_bit_test_and_set_optab,
25830 atomic_bit_test_and_complement_optab,
25831 atomic_bit_test_and_reset_optab): New optabs.
25832 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
25833 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
25834 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
25835 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
25836 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
25837 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
25838 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
25839 * doc/md.texi (atomic_bit_test_and_set@var{mode},
25840 atomic_bit_test_and_complement@var{mode},
25841 atomic_bit_test_and_reset@var{mode}): Document.
25842 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
25843 atomic_bit_test_and_complement<mode>,
25844 atomic_bit_test_and_reset<mode>): New expanders.
25845 (atomic_bit_test_and_set<mode>_1,
25846 atomic_bit_test_and_complement<mode>_1,
25847 atomic_bit_test_and_reset<mode>_1): New insns.
25849 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
25851 PR rtl-optimization/70687
25852 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
25853 instead of unsigned HOST_WIDE_INT.
25855 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
25857 PR rtl-optimization/44281
25858 * hard-reg-set.h (struct target_hard_regs): New field
25859 x_fixed_nonglobal_reg_set.
25860 (fixed_nonglobal_reg_set): New macro.
25861 * reginfo.c (init_reg_sets_1): Initialize it.
25862 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
25864 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
25866 2016-05-03 Bin Cheng <bin.cheng@arm.com>
25868 PR tree-optimization/56541
25869 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
25870 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
25871 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
25872 (any_complicated_phi): new static variable.
25873 (aggressive_if_conv): delete.
25874 (if_convertible_phi_p): support phis with more than two arguments.
25875 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
25876 critical pred edges.
25877 (ifcvt_split_critical_edges): support phis with more than two
25878 arguments by checking new parameter. only split critical edges
25880 (tree_if_conversion): handle simd pragma marked loop using new
25881 local variable aggressive_if_conv. check any_complicated_phi.
25883 2016-05-03 Bin Cheng <bin.cheng@arm.com>
25885 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
25888 2016-05-03 Bin Cheng <bin.cheng@arm.com>
25890 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
25893 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
25895 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
25896 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
25897 define_insn_and_split.
25898 (mulsi3_i): New define_insn_and_split.
25899 (mulsi3_call): Convert to define_insn.
25900 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
25901 Remove constraints.
25903 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
25905 * machmode.h (mode_complex): Add support to give the complex mode
25907 (GET_MODE_COMPLEX_MODE): Likewise.
25908 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
25909 stored by build_complex_type and gfc_build_complex_type instead of
25910 trying to figure out the appropriate mode based on the size. Raise
25911 an assertion error, if the type was not set.
25912 * genmodes.c (struct mode_data): Add field for the complex type of
25914 (blank_mode): Likewise.
25915 (make_complex_modes): Remember the complex mode created in the
25917 (emit_mode_complex): Write out the mode_complex array to map a
25918 type mode to the complex version.
25919 (emit_insn_modes_c): Likewise.
25920 * tree.c (build_complex_type): Set the complex type to use before
25921 calling layout_type.
25922 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
25923 support for __float128 complex datatypes.
25924 (rs6000_hard_regno_mode_ok): Likewise.
25925 (rs6000_setup_reg_addr_masks): Likewise.
25926 (rs6000_complex_function_value): Likewise.
25927 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
25928 __float128 and __ibm128 complex.
25929 (FLOAT128_IBM_P): Likewise.
25930 (ALTIVEC_ARG_MAX_RETURN): Likewise.
25931 * doc/extend.texi (Additional Floating Types): Document that
25932 -mfloat128 must be used to enable __float128. Document complex
25933 __float128 and __ibm128 support.
25935 2016-05-02 Jakub Jelinek <jakub@redhat.com>
25938 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
25939 char/short arguments promoted to int because of promote_prototypes.
25941 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
25943 * config/i386/predicates.md (register_ssemem_operand): New predicate.
25944 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
25945 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
25946 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
25947 alternatives using "enabled" attribute. Use register_ssemem_operand
25948 as operand 1 predicate.
25949 (*cmpi<unord>xf_i387): Split XFmode pattern from
25950 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
25951 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
25952 *absneg<mode>2_i387. Disable unsupported alternatives using
25953 "enabled" attribute.
25954 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
25956 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
25958 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
25960 (oacc_loop_process): Check mask for loop termination.
25962 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
25964 * cif-code.def (CIF_THUNK): Add.
25965 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
25968 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
25970 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
25971 (dump_inline_summary): Dump it.
25972 (fp_expression_p): New predicate.
25973 (estimate_function_body_sizes): Use it.
25974 (inline_merge_summary): Merge fp_expressions.
25975 (inline_read_section): Read fp_expressions.
25976 (inline_write_summary): Write fp_expressions.
25977 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
25978 codegen boundary if either caller or callee is !fp_expressions.
25979 * ipa-inline.h (inline_summary): Add fp_expressions.
25980 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
25981 to fp_expressions be sure the fp generation flags are updated.
25983 2016-05-02 Jakub Jelinek <jakub@redhat.com>
25985 PR rtl-optimization/70467
25986 * cse.c (cse_insn): Handle no-op MEM moves after folding.
25988 PR rtl-optimization/70467
25989 * ipa-pure-const.c (check_call): Handle internal calls even in
25990 ipa mode like in local mode.
25992 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
25994 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
25996 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
25998 * match.pd (X u< X, X u> X): New transformations.
26000 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
26002 * flag-types.h (enum warn_strict_overflow_code): Move ...
26003 * coretypes.h: ... here.
26004 * fold-const.h (fold_overflow_warning): Declare.
26005 * fold-const.c (fold_overflow_warning): Make non-static.
26006 (fold_comparison): Move the transformation of X +- C1 CMP C2
26007 into X CMP C2 -+ C1 ...
26008 * match.pd: ... here.
26009 * gimple-fold.c (fold_stmt_1): Protect with
26010 fold_defer_overflow_warnings.
26012 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
26014 * omp-low.c (struct oacc_loop): Add 'inner' field.
26015 (new_oacc_loop_raw): Initialize it to zero.
26016 (oacc_loop_fixed_partitions): Initialize it.
26017 (oacc_loop_auto_partitions): Partition outermost loop to outermost
26018 available partitioning.
26020 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26022 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
26024 (umulsidi3): Likewise.
26025 (indirect_jump): Fix jump instruction assembly patterns.
26027 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
26030 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
26031 (nvptx_function_value): Assert non-NULL cfun.
26033 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
26035 PR rtl-optimization/70886
26036 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
26038 * cselib.h (rtx_equal_for_cselib_1): Declare.
26039 (rtx_equal_for_cselib_p: New inline function.
26040 * cselib.c (rtx_equal_for_cselib_p): Delete.
26041 (rtx_equal_for_cselib_1): Make public.
26043 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
26045 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
26046 (register_mixssei387nonimm_operand): Remove predicate.
26047 * config/i386/i386.md (*fop_<mode>_comm): Merge from
26048 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
26049 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
26050 for TARGET_MIX_SSE_I387 alternatives.
26051 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
26052 Disable unsupported alternatives using "enabled" attribute. Use
26053 nonimm_ssenomem_operand as operand 1 predicate. Also check
26054 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
26056 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26058 * tree.c (cst_and_fits_in_hwi): Simplify.
26060 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26062 * tree.h (wi::to_wide): New function.
26063 * expr.c (expand_expr_real_1): Use wi::to_wide.
26064 * fold-const.c (int_const_binop_1): Likewise.
26065 (extract_muldiv_1): Likewise.
26067 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26069 * wide-int.h: Update offset_int and widest_int documentation.
26070 (WI_SIGNED_SHIFT_RESULT): New macro.
26071 (wi::binary_shift): Define signed_shift_result_type for
26072 shifts on offset_int- and widest_int-like types.
26073 (generic_wide_int): Support <<= and >>= if << and >> are supported.
26074 * tree.h (int_bit_position): Use shift operators instead of wi::
26076 * alias.c (adjust_offset_for_component_ref): Likewise.
26077 * expr.c (get_inner_reference): Likewise.
26078 * fold-const.c (fold_comparison): Likewise.
26079 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
26080 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
26081 * tree-dfa.c (get_ref_base_and_extent): Likewise.
26082 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
26083 (stmt_kills_ref_p): Likewise.
26084 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
26085 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
26086 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26087 (ao_ref_init_from_vn_reference): Likewise.
26089 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26091 * wide-int.h: Update offset_int and widest_int documentation.
26092 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
26093 (wi::binary_traits): Allow ordered comparisons between offset_int and
26094 offset_int, between widest_int and widest_int, and between either
26095 of these types and basic C types.
26096 (operator <, <=, >, >=): Define for the same combinations.
26097 * tree.h (tree_int_cst_lt): Use comparison operators instead
26098 of wi:: comparisons.
26099 (tree_int_cst_le): Likewise.
26100 * gimple-fold.c (fold_array_ctor_reference): Likewise.
26101 (fold_nonarray_ctor_reference): Likewise.
26102 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
26103 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
26104 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
26105 * tree-sra.c (completely_scalarize): Likewise.
26106 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
26107 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
26108 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
26109 (check_for_binary_op_overflow): Likewise.
26110 (search_for_addr_array): Likewise.
26111 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
26113 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26115 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
26116 (arc_save_restore): Likewise.
26117 (arc_dwarf_register_span): Likewise.
26118 (arc_output_pic_addr_const): Initialize suffix variable.
26120 2016-05-02 Martin Liska <mliska@suse.cz>
26122 * symbol-summary.h (function_summary::function_summary):
26123 Remove checking assert for all cgraph nodes.
26124 (function_summary::get): Check summary_uid.
26125 (symtab_insertion): Check summary_uid.
26127 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26129 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
26130 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
26131 bmaskn instruction.
26132 (arc_dwarf_register_span): Remove enum keyword.
26133 (compact_memory_operand_p): New function.
26134 * config/arc/arc.h (reg_class): Add code density register classes.
26135 (REG_CLASS_NAMES): Likewise.
26136 (REG_CLASS_CONTENTS): Likewise.
26137 * config/arc/arc.md (*movqi_insn): Add code density instructions.
26138 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
26139 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
26140 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
26141 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
26143 (h, Rcd, Rsd, Rzd): New register constraints.
26144 (T): Use compact_memory_operand_p function.
26145 * config/arc/predicates.md (compact_load_memory_operand): Remove.
26147 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
26149 * config/sh/sh.md (*negnegt, *movtt): Remove.
26151 2016-05-02 Marek Polacek <polacek@redhat.com>
26152 Tom de Vries <tom@codesourcery.com>
26154 PR tree-optimization/70700
26155 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
26156 bigger than FIRST_REF_NODE.
26158 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
26161 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
26163 (prepare_cbranch_operands): Don't use scratch register. Assume that
26164 function is used when pseudos can be created.
26165 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
26166 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
26167 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
26168 define_expand. Allow it only when pseudos can be created.
26169 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
26171 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
26173 * config/i386/constraints.md (BC): Only allow -1 operands.
26174 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
26175 Add "enabled" attribute. Update XI mode attribute calculation.
26176 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
26177 (*movoi_internal_avx): Update XI mode attribute calculation.
26178 (*movti_internal): Ditto.
26180 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26182 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
26183 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
26185 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
26187 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
26188 statement on instruction code. Remove trailing spaces.
26189 (altivec_expand_stv_builtin): Likewise.
26191 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26193 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
26194 (TARGET_FPU_DOUBLE): Simplify.
26195 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
26196 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
26197 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
26198 with 'TARGET_FPU_DOUBLE'.
26199 * config/sh/sh.md: Likewise.
26201 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
26203 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
26204 SH_DIV_STR_FOR_SIZE): Remove.
26205 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
26206 SH_DIV_STR_FOR_SIZE): Remove.
26208 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26210 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
26211 logical_reg_operand): Delete.
26212 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
26213 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
26214 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
26215 match_operand and match_test.
26216 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
26217 variables on their first use. Return bool values.
26218 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
26219 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
26220 arith_reg_operand for input operand. Remove empty constraints.
26222 (*xorsi3_compact): Rename to xorsi3.
26223 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
26224 (*zero_extend<mode>si2_disp_mem): Update comment.
26227 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
26229 * config/sh/t-sh: Remove SH5 support.
26230 * config.gcc: Likewise.
26231 * configure: Likewise.
26233 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26235 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
26237 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
26239 * config/sh/sh.c (register_sh_passes, sh_option_override,
26240 sh_print_operand, prepare_move_operands,
26241 sh_can_follow_jump): Remove TARGET_SH1 checks.
26242 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
26243 PROMOTE_MODE): Likewise.
26244 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
26247 2016-04-30 Alan Modra <amodra@gmail.com>
26249 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
26250 restoring when fixed_reg_p, but allow out-of-line or stmw save.
26251 Check for user regs later to avoid unnecessary looping over regs.
26252 Merge user reg check with non-saved reg check. Don't force
26253 inline VR restore when static chain used.
26254 (rs6000_frame_related): Omit eh_frame info for user regs when
26256 (fixed_regs_p): Delete.
26258 2016-04-30 Alan Modra <amodra@gmail.com>
26260 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
26261 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
26264 2016-04-30 Alan Modra <amodra@gmail.com>
26267 * config/rs6000/rs6000.c (fixed_reg_p): New function.
26268 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
26271 2016-04-30 Alan Modra <amodra@gmail.com>
26273 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
26274 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
26275 flag_pic test for Darwin.
26277 2016-04-30 Alan Modra <amodra@gmail.com>
26279 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
26280 throw_calls_crossed.
26281 (REG_FREQ_CALLS_CROSSED): Delete.
26282 (REG_N_THROWING_CALLS_CROSSED): Delete.
26283 * regstat.c (regstat_bb_compute_ri): Don't calculate
26284 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
26285 (dump_reg_info): Don't print call cross frequency.
26286 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
26287 and REG_N_THROWING_CALLS_CROSSED.
26289 2016-04-30 Alan Modra <amodra@gmail.com>
26291 * regs.h (struct reg_info_t): Delete live_length.
26292 (REG_LIVE_LENGTH): Delete macro.
26293 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
26294 local_live, local_processed and local_live_last_luid params.
26295 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
26297 (regstat_compute_ri): Adjust for above. Don't set
26299 (dump_reg_info): Don't print live length.
26300 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
26301 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
26302 Localize loop_depth var.
26304 2016-04-30 Alan Modra <amodra@gmail.com>
26306 * ira.c (enum valid_equiv): New.
26307 (validate_equiv_mem): Return enum.
26308 (update_equiv_mem): Create replacement in more cases.
26309 (add_store_equivs): Update validate_equiv_mem call.
26311 2016-04-30 Alan Modra <amodra@gmail.com>
26313 * ira.c (combine_and_move_insns): Rather than scanning insns,
26314 use DF infrastucture to find use and def insns.
26316 2016-04-30 Alan Modra <amodra@gmail.com>
26318 ira.c (combine_and_move_insns): Move invariant conditions..
26319 (ira.c): ..to here. Call combine_and_move_insns before
26320 add_store_equivs. Call grow_reg_equivs later. Allocate
26321 req_equiv later using max_reg_num() rather than global max_regno.
26322 (contains_replace_regs): Delete.
26323 (add_store_equivs): Remove contains_replace_regs test.
26325 2016-04-30 Alan Modra <amodra@gmail.com>
26327 * ira.c (struct equiv_mem_data): New.
26328 (equiv_mem, equiv_mem_modified): Delete static vars.
26329 (validate_equiv_mem_from_store): Use "data" param to communicate..
26330 (validate_equiv_mem): ..from here.
26332 2016-04-30 Alan Modra <amodra@gmail.com>
26334 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
26336 (update_reg_equivs): ..here. Move allocation and freeing of
26337 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
26338 end_alias_analysis to..
26341 2016-04-30 Alan Modra <amodra@gmail.com>
26343 * ira.c (pdx_subregs): Delete.
26344 (struct equivalence): Add pdx_subregs field.
26345 (set_paradoxical_subreg): Remove pdx_subregs param. Update
26346 pdx_subregs access.
26347 (update_equiv_regs): Don't create or free pdx_subregs. Update
26348 pdx_subregs access.
26350 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26352 * config/rs6000/altivec.h: Change definitions of vec_xl and
26354 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
26355 (LD_ELEMREV_V2DI): New.
26356 (LD_ELEMREV_V4SF): New.
26357 (LD_ELEMREV_V4SI): New.
26358 (LD_ELEMREV_V8HI): New.
26359 (LD_ELEMREV_V16QI): New.
26360 (ST_ELEMREV_V2DF): New.
26361 (ST_ELEMREV_V2DI): New.
26362 (ST_ELEMREV_V4SF): New.
26363 (ST_ELEMREV_V4SI): New.
26364 (ST_ELEMREV_V8HI): New.
26365 (ST_ELEMREV_V16QI): New.
26368 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
26369 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
26370 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
26371 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
26372 (altivec_expand_builtin): Add handling for
26373 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
26374 (rs6000_invalid_builtin): Add error-checking for
26375 RS6000_BTM_P9_VECTOR.
26376 (altivec_init_builtins): Define builtins used to implement vec_xl
26378 (rs6000_builtin_mask_names): Define power9-vector.
26379 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
26380 (RS6000_BTM_P9_VECTOR): Define.
26381 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
26382 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
26383 (vsx_ld_elemrev_v2df): Likewise.
26384 (vsx_ld_elemrev_v4sf): Likewise.
26385 (vsx_ld_elemrev_v4si): Likewise.
26386 (vsx_ld_elemrev_v8hi): Likewise.
26387 (vsx_ld_elemrev_v16qi): Likewise.
26388 (vsx_st_elemrev_v2df): Likewise.
26389 (vsx_st_elemrev_v2di): Likewise.
26390 (vsx_st_elemrev_v4sf): Likewise.
26391 (vsx_st_elemrev_v4si): Likewise.
26392 (vsx_st_elemrev_v8hi): Likewise.
26393 (vsx_st_elemrev_v16qi): Likewise.
26394 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
26397 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
26399 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
26401 (simplify_control_stmt_condition_1): ... here. Recurse into
26402 BIT_AND_EXPRs and BIT_IOR_EXPRs.
26404 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
26407 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
26408 (zero_extendqi<mode>2_dot): Revert earlier conversion from
26409 define_insn_and_split to define_insn.
26410 (zero_extendqi<mode>2_dot2): Same.
26411 (extendqi<mode>2_dot): Same.
26412 (extendqi<mode>2_dot2): Same.
26414 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26416 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
26417 (probe_stack): New expander.
26418 (probe_stack_<mode>): New insn pattern.
26420 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26422 * config/i386/i386.md
26423 (operations with memory inputs setting flags peephole2):
26424 Remove uneeded REG_P checks. Cleanup pattern generation.
26426 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
26428 * tree-vect-loop.c (vect_transform_loop): Fix
26429 nb_iterations_upper_bound computation for vectorized loop.
26431 2016-04-29 Marek Polacek <polacek@redhat.com>
26432 Jakub Jelinek <jakub@redhat.com>
26435 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
26436 TARGET_EXPR_SLOT as a base.
26438 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
26440 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
26441 with 'rCm2' constraints to limit possible immediate size.
26442 (*load_zeroextendqisi_update): Likewise.
26443 (*load_signextendqisi_update): Likewise.
26444 (*loadhi_update): Likewise.
26445 (*load_zeroextendhisi_update): Likewise.
26446 (*load_signextendhisi_update): Likewise.
26447 (*loadsi_update): Likewise.
26448 (*loadsf_update): Likewise.
26450 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26452 * config/i386/predicates.md (constm1_operand): Fix comparison.
26454 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
26456 * testsuite/gcc.target/arc/ieee_eq.c: New test.
26458 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
26460 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
26461 remaining SH5 related settings.
26462 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
26463 shmedia_prepare_call_address): Delete.
26464 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
26465 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
26466 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
26467 UNSUPPORTED_SH2A): Remove m5 checks.
26468 (sh_divide_strategy_e): Remove SH5 division strategies.
26469 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
26470 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
26472 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
26474 * config/s390/s390.c (s390_rtx_costs): Update documentation.
26476 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26478 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
26479 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
26480 Change lder to ldr.
26481 * config/s390/vector.md ("mov<mode>"): Likewise.
26483 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
26485 * config/s390/constraints.md ("U", "W"): Invoke
26486 s390_mem_constraint with "ZR" and "ZT".
26487 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
26488 addresses when using LRA. Accept also short displacements for S
26489 and T constraints. Do not check for long displacement target for
26490 S and T constraints.
26491 (s390_mem_constraint): Remove handling of U and W constraints.
26492 * config/s390/s390.md (various patterns): Remove the short
26493 displacement constraints (Q and R) if a long displacement
26494 constraint is present. Add longdisp as required CPU capability.
26495 * config/s390/vector.md: Likewise.
26496 * config/s390/vx-builtins.md: Likewise.
26498 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
26501 * reload1.c (reload): Call finish_spills before
26502 restarting reload loop. Skip select_reload_regs
26503 if update_eliminables_and_spill returns true.
26505 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
26507 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
26508 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
26509 (umulhisi3_imm): Update predicates and constraint letters.
26510 (umulhisi3_reg): Declare instruction as commutative.
26511 * config/arc/constraints.md (J12, J16): New constraints.
26512 * config/arc/predicates.md (short_unsigned_const_operand): New
26514 (arc_short_operand): Likewise.
26515 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
26517 2016-04-29 Richard Biener <rguenther@suse.de>
26519 PR tree-optimization/13962
26520 PR tree-optimization/65686
26521 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
26522 * tree-ssa-alias.c (ptrs_compare_unequal): New function
26523 using PTA to compare pointers.
26524 * match.pd: Add pattern for pointer equality compare simplification
26525 using ptrs_compare_unequal.
26527 2016-04-29 Richard Biener <rguenther@suse.de>
26529 * stor-layout.c (layout_type): Do not build a pointer-to-element
26532 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26534 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
26535 Use SWI mode iterator. Use general_reg_operand predicate.
26536 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
26537 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
26540 2016-04-29 Jakub Jelinek <jakub@redhat.com>
26542 PR middle-end/70843
26543 * fold-const.c (operand_equal_p): Don't verify hash value equality
26545 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
26548 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26551 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
26552 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
26553 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
26554 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
26555 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
26557 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26559 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
26560 to info. Don't initialize separate fields to 0. Clean up
26563 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26565 * config/i386/i386.md (peephole2s for operations with memory inputs):
26566 Use SWI mode iterator.
26567 (peephole2s for operations with memory outputs): Ditto.
26568 Do not check for stack checking probe.
26570 (probe_stack): Remove expander.
26572 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26573 Andrew Burgess <andrew.burgess@embecosm.com>
26575 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
26576 operands as 32-bits.
26578 2016-04-28 Jason Merrill <jason@redhat.com>
26580 * gdbinit.in: Skip line-map.h.
26582 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26583 Andrew Burgess <andrew.burgess@embecosm.com>
26585 * config/arc/arc.c (arc_conditional_register_usage): Take
26586 TARGET_RRQ_CLASS into account.
26587 (arc_print_operand): Support printing 'p' and 's' operands.
26588 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
26590 (TARGET_RRQ_CLASS): Define.
26591 (IS_POWEROF2_OR_0_P): Define.
26592 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
26594 (*tst_movb): New define_insn.
26595 (*tst): Avoid recognition if it could prevent '*tst_movb'
26596 combination; replace c/CnL with c/Chs alternative.
26597 (*tst_bitfield_tst): New define_insn.
26598 (*tst_bitfield_asr): New define_insn.
26599 (*tst_bitfield): New define_insn.
26600 (andsi3_i): Add Rrq variant.
26601 (extzv): New define_expand.
26602 (insv): New define_expand.
26603 (*insv_i): New define_insn.
26604 (*movb): New define_insn.
26605 (*movb_signed): New define_insn.
26606 (*movb_high): New define_insn.
26607 (*movb_high_signed): New define_insn.
26608 (*movb_high_signed + 1): New define_split pattern.
26609 (*mrgb): New define_insn.
26610 (*mrgb + 1): New define_peephole2 pattern.
26611 (*mrgb + 2): New define_peephole2 pattern.
26612 * config/arc/arc.opt (mbitops): New option for nps400, uses
26613 TARGET_NPS_BITOPS_DEFAULT.
26614 * config/arc/constraints.md (q): Make register class conditional.
26615 (Rrq): New register constraint.
26616 (Chs): New constraint.
26617 (Clo): New constraint.
26618 (Chi): New constraint.
26619 (Cbf): New constraint.
26620 (Cbn): New constraint.
26621 (C18): New constraint.
26622 (Cbi): New constraint.
26624 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26626 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
26628 (bitmap_intersection_of_preds): Ditto.
26629 (bitmap_union_of_succs): Ditto.
26630 (bitmap_union_of_preds): Ditto.
26631 * sbitmap.c (do_popcount): Delete.
26632 (BITMAP_DEBUGGING): Delete.
26633 (sbitmap_verify_popcount): Delete.
26634 (sbitmap_alloc): Don't initialize the popcount field.
26635 (sbitmap_alloc_with_popcount): Delete.
26636 (sbitmap_resize): Don't resize the popcount array.
26637 (sbitmap_vector_alloc): Don't initialize the popcount field.
26638 (bitmap_copy): Don't copy the popcount array.
26639 (bitmap_clear): Don't clear the popcount array.
26640 (bitmap_clear): Delete the popcount array handling.
26641 (bitmap_ior_and_compl): Delete the popcount assert.
26642 (bitmap_not): Ditto.
26643 (bitmap_and_compl): Ditto.
26644 (bitmap_and): Delete the popcount array handling.
26645 (bitmap_xor): Ditto.
26646 (bitmap_ior): Ditto.
26647 (bitmap_or_and): Delete the popcount assert.
26648 (bitmap_and_or): Ditto.
26649 (popcount_table): Delete.
26650 (sbitmap_elt_popcount): Delete.
26651 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
26652 (bitmap_set_bit): Delete the popcount assert.
26653 (bitmap_clear_bit): Ditto.
26654 (sbitmap_free): Don't free the popcount array.
26655 (sbitmap_alloc_with_popcount): Delete declaration.
26656 (sbitmap_popcount): Ditto.
26658 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26659 Andrew Burgess <andrew.burgess@embecosm.com>
26661 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
26662 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
26663 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
26664 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
26665 * config/arc/arc.opt (mcmem): New option.
26666 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
26667 supply length for r/m alternative.
26668 (*extendqisi2_ac): Likewise.
26669 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
26671 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
26672 (movhi_insn): Likewise.
26673 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
26674 (*zero_extendqihi2_i): Add r/Ucm alternative.
26675 (*zero_extendqisi2_ac): Likewise.
26676 (*zero_extendhisi2_i): Likewise.
26677 * config/arc/constraints.md (Uex): New memory constraint.
26678 (Ucm): New define_constraint.
26679 * config/arc/predicates.md (long_immediate_loadstore_operand):
26680 Return 0 for MEM with cmem_address address.
26681 (cmem_address_0): New predicates.
26682 (cmem_address_1): Likewise.
26683 (cmem_address_2): Likewise.
26684 (cmem_address): Likewise.
26686 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26688 * config/rs6000/rs6000.c (machine_function): Rename
26689 insn_chain_scanned_p to spe_insn_chain_scanned_p.
26690 (rs6000_stack_info): Adjust.
26692 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26693 Andrew Burgess <andrew.burgess@embecosm.com>
26695 * config/arc/constraints.md (Usd): Convert to define_constraint.
26699 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26702 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
26703 Add new peephole2 where the first insn is *mov<mode>_or instead of
26704 *mov<mode>_internal.
26706 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
26708 * tracer.c (bb_seen): Make static.
26710 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
26712 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
26713 support, setup defaults.
26714 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
26715 * config/arc/arc.c (arc_init): Add NPS400 support.
26716 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
26717 (TARGET_ARC700): NPS400 is also an ARC700.
26718 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
26720 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26723 * config/nds32/nds32.md (casesi): Don't access the operands array
26726 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26728 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
26729 (or $-1,reg peephole2): Ditto.
26730 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
26732 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
26734 * doc/extend.texi (Common Function Attributes) [optimize]:
26735 Discourage use of the optimize attribute.
26737 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
26739 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
26740 special case builtin.
26741 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
26742 ALTIVEC_BUILTIN_VEC_ADDE.
26743 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
26744 support for ALTIVEC_BUILTIN_VEC_ADDE.
26745 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
26746 for __builtin_vec_adde.
26748 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26750 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
26751 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
26753 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26756 * doc/sourcebuild.texi (Effective-Target Keywords, Other
26757 attributes): Document cilkplus_runtime.
26759 2016-04-28 Martin Jambor <mjambor@suse.cz>
26761 * tree-cfg.c (verify_expr): Verify that local declarations belong to
26762 this function. Call verify_expr on MEM_REFs and bases of other
26763 handled_components.
26765 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26767 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
26768 for WORD_REGISTER_OPERATIONS to runtime check.
26770 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26772 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
26774 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26776 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
26777 big-endian compilation.
26778 * config/arc/arc.md (addf3): Likewise.
26779 (subdf3): Likewise.
26780 (muldf3): Likewise.
26782 2016-04-28 Richard Biener <rguenther@suse.de>
26784 PR tree-optimization/70840
26785 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
26786 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
26787 Mark x * pow(x,c) -> pow(x,c+1) commutative.
26788 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
26790 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26792 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
26793 and explain why in a comment.
26795 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26797 * config/arc/arc.md (cpu_facility): Add fpx variant.
26798 (subdf3): Prohibit use reverse sub when assist operations option
26800 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
26801 instructions only when FPX is enabled.
26802 * testsuite/gcc.target/arc/trsub.c: New test.
26804 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26806 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
26807 mult_operator when calculating "type" attribute.
26808 (*fop_<mode>_1_i387): Ditto.
26809 (*fop_xf_1_i387): Ditto.
26810 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
26811 Use std::swap to swap operands. Use RTL expressions to generate
26814 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26815 Joern Rennecke <joern.rennecke@embecosm.com>
26817 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
26819 (emit_pic_move): Remove.
26820 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
26821 * config/arc/arc.c (emit_pic_move): Removed.
26822 (TARGET_HAVE_TLS): Define.
26823 (arc_conditional_register_usage): Test for arc_tp_regno.
26824 (arc_print_operand, arc_print_operand_address): Handle TLS
26826 (arc_needs_pcl_p): New function.
26827 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
26828 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
26829 (arc_raw_symbolic_reference_mentioned_p): Likewise.
26830 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
26831 (arc_legitimize_tls_address): Likewise.
26832 (DTPOFF_ZERO_SYM): Define.
26833 (arc_legitimize_pic_address): Make it static, handle TLS cases.
26834 (arc_output_pic_addr_const): Print TLS unspecs.
26835 (prepare_pic_move): New function, replaces emit_pic_move.
26836 (arc_legitimate_constant_p): Handle TLS unspecs.
26837 (arc_legitimate_address_p): Likewise.
26838 (arc_rewrite_small_data_p): Use assert for TLS constants.
26839 (prepare_move_operands): Use prepare_pic_move.
26840 (arc_legitimize_address): Legitimize tls addresses.
26841 (arc_epilogue_uses): Check for arc_tp_regno.
26842 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
26843 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
26845 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
26847 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
26848 %(arc_tls_extra_start_spec).
26849 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
26850 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
26852 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
26853 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
26854 (UNSPEC_TLS_OFF): Add.
26856 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
26857 (get_thread_pointersi): New patterns.
26858 * config/arc/arc.opt (mtp-regno): New option.
26859 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
26860 (move_dest_operand): Likewise.
26861 * configure: Regenerate.
26862 * configure.ac: Add arc*-*-* case to test for tls.
26863 * doc/invoke.texi (ARC options): Document mtp-regno.
26865 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26867 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
26868 the new ARC HS SIMD instructions.
26869 (arc_preferred_simd_mode): New function.
26870 (arc_autovectorize_vector_sizes): Likewise.
26871 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
26872 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
26873 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
26874 (arc_init_builtins): Add new SIMD builtin types.
26875 (arc_split_move): Handle 64 bit vector moves.
26876 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
26877 (TARGET_PLUS_QMACW): Define.
26878 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
26879 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
26880 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
26881 (VSUBADD4H): New builtins.
26882 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
26883 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
26885 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
26886 Matthias Klose <doko@debian.org>
26888 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
26890 2016-04-28 Richard Biener <rguenther@suse.de>
26892 PR middle-end/70777
26893 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
26896 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
26898 * common/config/sh/sh-common.c: Remove SH5 support.
26899 * config/sh/constraints.md: Likewise.
26900 * config/sh/config/sh/elf.h: Likewise.
26901 * config/sh/linux.h: Likewise.
26902 * config/sh/netbsd-elf.h: Likewise.
26903 * config/sh/predicates.md: Likewise.
26904 * config/sh/sh-c.c: Likewise.
26905 * config/sh/sh-protos.h: Likewise.
26906 * config/sh/sh.c: Likewise.
26907 * config/sh/sh.h: Likewise.
26908 * config/sh/sh.md: Likewise.
26909 * config/sh/sh.opt: Likewise.
26910 * config/sh/sync.md: Likewise.
26911 * config/sh/sh64.h: Delete.
26912 * config/sh/shmedia.h: Likewise.
26913 * config/sh/shmedia.md: Likewise.
26914 * config/sh/sshmedia.h: Likewise.
26915 * config/sh/t-netbsd-sh5-64: Likewise.
26916 * config/sh/t-sh64: Likewise.
26917 * config/sh/ushmedia.h: Likewise.
26919 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26921 * config/i386/i386.md (sign_extend to memory peephole2s): Use
26922 general_reg_operand instead of register_operand predicate.
26924 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26926 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
26928 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
26930 * match.pd (A - B > A, A + B < A): New transformations.
26932 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
26934 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
26935 which defaults to true. Emit an outer pair of parentheses only if
26936 EMIT_PARENS. When continuing a chain of && or || (or & or |),
26937 don't emit parentheses for the right-hand operand.
26939 2016-04-27 Jeff Law <law@redhat.com>
26941 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
26943 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26945 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
26946 (altivec_lvx_<mode>_internal): Document.
26947 (altivec_lvx_<mode>_2op): New define_insn.
26948 (altivec_lvx_<mode>_1op): Likewise.
26949 (altivec_lvx_<mode>_2op_si): Likewise.
26950 (altivec_lvx_<mode>_1op_si): Likewise.
26951 (altivec_stvx_<mode>): Remove.
26952 (altivec_stvx_<mode>_internal): Document.
26953 (altivec_stvx_<mode>_2op): New define_insn.
26954 (altivec_stvx_<mode>_1op): Likewise.
26955 (altivec_stvx_<mode>_2op_si): Likewise.
26956 (altivec_stvx_<mode>_1op_si): Likewise.
26957 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26958 Expand vec_ld and vec_st during parsing.
26959 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
26961 (altivec_expand_stvx_be): Likewise.
26962 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
26963 address-masking behavior in RTL.
26964 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
26965 address-masking behavior in RTL.
26966 (altivec_expand_builtin): Change builtin code arguments for calls
26967 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
26968 (insn_is_swappable_p): Avoid incorrect swap optimization in the
26969 presence of lvx/stvx patterns.
26970 (alignment_with_canonical_addr): New function.
26971 (alignment_mask): Likewise.
26972 (find_alignment_op): Likewise.
26973 (recombine_lvx_pattern): Likewise.
26974 (recombine_stvx_pattern): Likewise.
26975 (recombine_lvx_stvx_patterns): Likewise.
26976 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
26977 stvx patterns from expand.
26978 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
26980 (vector_altivec_store_<mode>): Likewise.
26982 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
26984 * config/aarch64/aarch64.md
26985 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
26986 remove the "fp" attributes.
26987 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
26988 add the "simd" attributes.
26989 (*movdf_aarch64): Likewise.
26990 (*movtf_aarch64): Remove the "fp" attributes.
26991 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
26992 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
26994 2016-04-27 David Malcolm <dmalcolm@redhat.com>
26996 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
26997 rtx to rtx_code_label *.
26998 * rtl.h (maybe_set_first_label_num): Likewise.
27000 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27002 * df-core.c (df_add_problem): Make the problem param be const.
27003 (df_remove_problem): Make local "problem" be const.
27004 * df-problems.c (problem_RD): Make const.
27005 (problem_LR): Likewise.
27006 (problem_LIVE): Likewise.
27007 (problem_MIR): Likewise.
27008 (problem_CHAIN): Likewise.
27009 (problem_WORD_LR): Likewise.
27010 (problem_NOTE): Likewise.
27011 (problem_MD): Likewise.
27012 * df-scan.c (problem_SCAN): Likewise.
27013 * df.h (struct df_problem): Make field "dependent_problem" be
27015 (struct dataflow): Likewise for field "problem".
27016 (df_add_problem): Make param const.
27018 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
27020 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
27021 inter-unit moves to/from vector registers are enabled. Do not disable
27024 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27026 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
27027 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
27029 (enum df_problem_id): ...this new enum.
27030 (struct df_problem): Convert field "id" from "int" to
27031 enum df_problem_id.
27033 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27035 * rtl.def: Update comment for "things in the instruction chain" to
27036 reflect the removal of the leading "i" field for INSN_UID in
27037 r210360. Fix bogus apostrophe.
27039 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
27041 * config/i386/i386.md
27042 (lea arith with mem operand + setcc peephole2): Set operator mode.
27044 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
27047 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
27048 (dimode_scalar_to_vector_candidate_p): This.
27049 (timode_scalar_to_vector_candidate_p): New function.
27050 (scalar_to_vector_candidate_p): Likewise.
27051 (timode_check_non_convertible_regs): Likewise.
27052 (timode_remove_non_convertible_regs): Likewise.
27053 (remove_non_convertible_regs): Likewise.
27054 (remove_non_convertible_regs): Renamed to ...
27055 (dimode_remove_non_convertible_regs): This.
27056 (scalar_chain::~scalar_chain): Make it virtual.
27057 (scalar_chain::compute_convert_gain): Make it pure virtual.
27058 (scalar_chain::mark_dual_mode_def): Likewise.
27059 (scalar_chain::convert_insn): Likewise.
27060 (scalar_chain::convert_registers): Likewise.
27061 (scalar_chain::add_to_queue): Make it protected.
27062 (scalar_chain::emit_conversion_insns): Likewise.
27063 (scalar_chain::replace_with_subreg): Likewise.
27064 (scalar_chain::replace_with_subreg_in_insn): Likewise.
27065 (scalar_chain::convert_op): Likewise.
27066 (scalar_chain::convert_reg): Likewise.
27067 (scalar_chain::make_vector_copies): Likewise.
27068 (scalar_chain::convert_registers): New pure virtual function.
27069 (class dimode_scalar_chain): New class.
27070 (class timode_scalar_chain): Likewise.
27071 (scalar_chain::mark_dual_mode_def): Renamed to ...
27072 (dimode_scalar_chain::mark_dual_mode_def): This.
27073 (timode_scalar_chain::mark_dual_mode_def): New function.
27074 (timode_scalar_chain::convert_insn): Likewise.
27075 (dimode_scalar_chain::convert_registers): Likewise.
27076 (scalar_chain::compute_convert_gain): Renamed to ...
27077 (dimode_scalar_chain::compute_convert_gain): This.
27078 (scalar_chain::replace_with_subreg): Renamed to ...
27079 (dimode_scalar_chain::replace_with_subreg): This.
27080 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
27081 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
27082 (scalar_chain::make_vector_copies): Renamed to ...
27083 (dimode_scalar_chain::make_vector_copies): This.
27084 (scalar_chain::convert_reg): Renamed to ...
27085 (dimode_scalar_chain::convert_reg ): This.
27086 (scalar_chain::convert_op): Renamed to ...
27087 (dimode_scalar_chain::convert_op): This.
27088 (scalar_chain::convert_insn): Renamed to ...
27089 (dimode_scalar_chain::convert_insn): This.
27090 (scalar_chain::convert): Call convert_registers.
27091 (convert_scalars_to_vector): Change to scalar_chain pointer to
27092 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
27093 in 32-bit mode. Delete scalar_chain pointer. Call
27094 free_dominance_info in 64-bit mode.
27095 (pass_stv::gate): Remove TARGET_64BIT check.
27096 (ix86_option_override): Put the 64-bit STV pass before the CSE
27099 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
27101 * dwarf2out.h (struct dw_loc_descr_node): Remove the
27102 dw_loc_frame_offset field.
27103 * dwarf2out.c (new_loc_descr): Likewise.
27104 (resolve_args_picking_1): Turn the VISITED hash set into a
27105 FRAME_OFFSET hash map. Use it to associate a frame offset to
27106 visited nodes. Remove uses of the CHECKING_P macro.
27107 (resolve_args_picking): Update call to resolve_args_picking_1.
27109 2016-04-27 Martin Liska <mliska@suse.cz>
27111 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
27112 (free_loop_data): Release vuses of groups.
27114 2016-04-27 Bin Cheng <bin.cheng@arm.com>
27116 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
27117 instead of redundant use_id and boolean have_use_for.
27118 (struct iv_use): Change sub_id into group_id. Remove field next.
27119 Move fields: related_cands, n_map_members, cost_map and selected
27121 (struct iv_group): ... here. New structure.
27122 (struct iv_common_cand): Use structure declaration directly.
27123 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
27124 (MAX_CONSIDERED_USES): Rename macro to ...
27125 (MAX_CONSIDERED_GROUPS): ... here.
27126 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
27127 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
27128 (dump_uses): Rename to ...
27129 (dump_groups): ... here. Update all uses.
27130 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
27131 (find_induction_variables): Refactor format of dump information.
27132 (record_sub_use): Delete.
27133 (record_use): Update all uses.
27134 (record_group): New function.
27135 (record_group_use, find_interesting_uses_op): Call above functions.
27137 (find_interesting_uses_cond): Ditto.
27138 (group_compare_offset): New function.
27139 (split_all_small_groups): Rename to ...
27140 (split_small_address_groups_p): ... here. Update all uses.
27141 (split_address_groups): Update all uses.
27142 (find_interesting_uses): Refactor format of dump information.
27143 (add_candidate_1): Update all uses. Remove redundant check on iv,
27145 (add_candidate, record_common_cand): Remove redundant assert.
27146 (add_iv_candidate_for_biv): Update use.
27147 (add_iv_candidate_derived_from_uses): Update all uses.
27148 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
27149 (alloc_use_cost_map): Ditto.
27150 (set_use_iv_cost, get_use_iv_cost): Rename to ...
27151 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
27152 (determine_use_iv_cost_generic): Ditto.
27153 (determine_group_iv_cost_generic): Ditto.
27154 (determine_use_iv_cost_address): Ditto.
27155 (determine_group_iv_cost_address): Ditto.
27156 (determine_use_iv_cost_condition): Ditto.
27157 (determine_group_iv_cost_cond): Ditto.
27158 (determine_use_iv_cost): Ditto.
27159 (determine_group_iv_cost): Ditto.
27160 (set_autoinc_for_original_candidates): Update all uses.
27161 (find_iv_candidates): Update all uses. Refactor dump information.
27162 (determine_use_iv_costs): Ditto.
27163 (determine_iv_costs): Ditto.
27164 (iv_ca_cand_for_use): Rename to ...
27165 (iv_ca_cand_for_group): ... here. Update all uses.
27166 (iv_ca_add_use, iv_ca_add_group): Ditto.
27167 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
27168 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
27169 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
27170 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
27171 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
27172 (create_new_iv, adjust_iv_update_pos): Ditto.
27173 (rewrite_use_address): Delete.
27174 (rewrite_use_address_1): Rename to ...
27175 (rewrite_use_address): ... here.
27176 (rewrite_use_compare): Update all uses.
27177 (rewrite_use): Delete.
27178 (rewrite_uses): Rename to ...
27179 (rewrite_groups): ... here. Update all uses.
27180 (remove_unused_ivs, free_loop_data): Update all uses.
27181 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
27183 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27185 * rtlanal.c (nonzero_bits1): Convert preprocessor check
27186 for WORD_REGISTER_OPERATIONS to runtime check.
27188 2016-04-27 Richard Biener <rguenther@suse.de>
27191 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
27192 aggregate_value_p to determine if a function result is
27193 returned by reference.
27194 (ipa_pta_execute): Functions having their address taken are
27195 not automatically nonlocal.
27197 2016-04-27 Jakub Jelinek <jakub@redhat.com>
27200 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
27201 * fold-const.c (operand_equal_p): If flag_checking and
27202 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
27203 and if it returns non-zero, assert iterative_hash_expr on both
27206 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
27208 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
27210 2016-04-27 Nick Clifton <nickc@redhat.com>
27212 PR middle-end/49889
27213 * varasm.c (merge_weak): Generate an error if an attempt is made
27214 to convert a non-weak static function into a weak, public function.
27216 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27218 * params.def (MAX_PARTITION_SIZE): New param.
27219 * doc/invoke.texi: Document lto-max-partition.
27221 2016-04-27 Richard Biener <rguenther@suse.de>
27224 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
27225 function cummulating used_from_other_partition, externally_visible
27226 and force_output from aliases.
27227 (refered_from_nonlocal_var): Likewise.
27228 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
27229 node flags properly.
27231 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
27233 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
27234 (-Wmemset-elt-size): New item.
27236 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
27239 * stor-layout.h (internal_reference_types): Delete.
27240 * stor-layout.c (reference_types_internal): Likewise.
27241 (internal_reference_types): Likewise.
27242 (layout_type) <REFERENCE_TYPE>: Adjust.
27244 2016-04-27 Jakub Jelinek <jakub@redhat.com>
27247 * tree.h (inchash::add_expr): Add FLAGS argument.
27248 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
27249 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
27250 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
27251 Formatting fix. Adjust recursive calls. For tcc_comparison,
27252 if swap_tree_comparison (code) is smaller than code, hash that
27253 and arguments in the other order. Hash CONVERT_EXPR the same
27254 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
27255 of ADDR_EXPR of decl as the decl itself. Add or remove
27256 OEP_ADDRESS_OF from recursive flags as needed. For
27257 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
27258 operands commutatively and only the third one normally.
27259 For internal CALL_EXPR hash in CALL_EXPR_IFN.
27261 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
27263 * config/rtems.h (LIB_SPEC): Add -latomic.
27265 2016-04-27 Joel Sherrill <joel@rtems.org>
27267 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
27268 xilink.ld and flags not relevant to RTEMS.
27270 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
27272 * toplev.c (backend_init_target): Avoid calling init_reload when using
27275 2016-04-26 Jakub Jelinek <jakub@redhat.com>
27277 * reorg.c (try_merge_delay_insns): Declare i and j inside the
27278 for loops rather than one for the whole function.
27280 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
27282 * match.pd (X + CST CMP X): New transformation.
27284 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
27286 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
27287 * fold-const.c (fold_binary_loc): Remove 2 transformations
27288 superseded by match.pd.
27289 * match.pd (x+x -> x*2): Generalize to integers.
27291 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
27293 * config/i386/i386.md (operation on memory peephole): Duplicate an
27294 existing peephole and adapt it to match lea rather than an operation
27297 PR rtl-optimization/57193
27298 * opts.c (default_options_table): Add OPT_frename_registers at -O2
27300 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
27302 2016-04-26 Bin Cheng <bin.cheng@arm.com>
27304 * tree-if-conv.c (any_pred_load_store): New static variable.
27305 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
27306 any_pred_load_store instead of and_mask_load_store.
27307 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
27308 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
27309 (combine_blocks, tree_if_conversion): Ditto.
27311 2016-04-26 Bin Cheng <bin.cheng@arm.com>
27313 PR tree-optimization/70771
27314 PR tree-optimization/70775
27315 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
27316 virtual PHI nodes. Delete parameter.
27317 (if_convertible_loop_p_1): Delete argument to above function.
27318 (predicate_all_scalar_phis): Delete code handling single-argument
27320 (tree_if_conversion): Mark and update virtual SSA.
27322 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27325 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
27326 (x86_elf_aligned_common): Rename to ...
27327 (x86_elf_aligned_decl_common): ... this.
27328 Add decl arg. Switch to .lbss for largecomm object. Use
27329 LARGECOMM_SECTION_ASM_OP.
27330 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
27332 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
27333 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
27335 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
27336 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
27338 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27341 * config/i386/i386.c (SECTION_LARGE): Define.
27342 (x86_64_elf_select_section): Set it for large data/bss sections.
27343 Only clear SECTION_WRITE for .lrodata.
27344 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
27346 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
27347 * varasm.c (default_elf_asm_named_section): Grow flagchars.
27348 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
27350 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
27351 * doc/tm.texi: Regenerate.
27353 2016-04-26 Jakub Jelinek <jakub@redhat.com>
27356 * configure.ac (--enable-checking): Document extra flag, for
27357 non-release builds default to --enable-checking=yes,extra.
27358 If misc checking and extra checking, define CHECKING_P to 2 instead
27360 * common.opt (fchecking=): Add.
27361 * doc/invoke.texi (-fchecking=): Document.
27362 * doc/install.texi: Document --enable-checking changes.
27363 * configure: Regenerated.
27364 * config.in: Regenerated.
27366 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27368 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
27369 attribute instead of which_alternative.
27370 * config/i386/sse.md (*mov<mode>_internal): Ditto.
27371 Use EXT_REX_SSE_REG_P where appropriate.
27373 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27375 * config/i386/predicates.md (const0_operand): Do not match
27376 const_wide_int code.
27377 (const1_operand): Ditto.
27379 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27381 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
27382 for SSE constm1 operands and TARGET_AVX512VL.
27383 (*movti_internal): Ditto.
27384 (*mov<mode>_or): Use constm1_operand predicate.
27385 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
27386 for SSE vector_all_ones operands and TARGET_AVX512VL.
27387 * config/i386/predicates.md (constm1_operand): New predicate.
27388 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
27389 emission of constant -1 load.
27391 2016-04-25 Jason Merrill <jason@redhat.com>
27393 * gdbinit.in: Skip is-a.h.
27395 * attribs.c (register_scoped_attributes): Fix logic.
27396 * attribs.h: Declare register_scoped_attributes.
27398 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27400 * config/rs6000/rs6000-builtin.def: Correct pasto error for
27401 stxvd2x and stxvw4x built-in functions.
27403 2016-04-25 DJ Delorie <dj@redhat.com>
27405 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
27406 (ashrhi3): Likewise.
27407 (lshrhi3): Likewise.
27409 2016-04-25 Richard Biener <rguenther@suse.de>
27411 PR tree-optimization/70780
27412 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
27413 wasn't visited yet.
27414 (compute_antic): Mark blocks with abnormal preds as visited as
27415 they have a final empty antic-in solution already.
27417 2016-04-25 Michael Collison <michael.collison@linaro.org>
27419 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
27421 2016-04-25 Michael Collison <michael.collison@linaro.org>
27423 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
27424 mode is VQI to improve mixed mode vectorization.
27425 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
27426 define_insn to match low half of signed vaddw.
27427 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
27428 define_insn to match high half of signed vaddw.
27429 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
27430 define_insn to match low half of unsigned vaddw.
27431 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
27432 define_insn to match high half of unsigned vaddw.
27433 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
27434 (arm_simd_check_vect_par_cnst_half_p): Likewise.
27435 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
27437 (arm_simd_check_vect_par_cnst_half_p): Likewise.
27438 * config/arm/predicates.md (vect_par_constant_high): Support
27439 big endian and simplify by calling
27440 arm_simd_check_vect_par_cnst_half
27441 (vect_par_constant_low): Likewise.
27443 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27445 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
27446 predicate for operand 2.
27448 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
27449 H.J. Lu <hongjiu.lu@intel.com>
27451 * config/i386/i386-protos.h (standard_sse_constant_p): Add
27452 machine_mode argument.
27453 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
27454 constm1_rtx operands. For VOIDmode constants, get mode from
27455 pred_mode. Check mode size if the mode is supported by ABI.
27456 (standard_sse_constant_opcode): Do not use standard_constant_p.
27457 Strictly check ABI support for all-ones operands.
27458 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
27459 immediates. Update calls to standard_sse_constant_p.
27460 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
27461 (ix86_rtx_costs): Ditto.
27462 * config/i386/i386.md (*movxi_internal_avx512f): Use
27463 nonimmediate_or_sse_const_operand instead of vector_move_operand.
27464 Use (v,BC) alternative instead of (v,C). Use register_operand
27465 checks instead of MEM_P.
27466 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
27467 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
27468 isa attribute. Use register_operand checks instead of MEM_P.
27469 (*movti_internal): Use nonimmediate_or_sse_const_operand for
27470 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
27471 alternative and corresponding sse2 isa attribute.
27472 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
27473 to standard_sse_constant_p.
27474 (FP constant splitters): Ditto.
27475 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
27477 * config/i386/predicates.md (constm1_operand): Remove.
27478 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
27479 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
27480 vector_all_ones_operand instead of constm1_operand.
27482 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27484 * print-rtl.c (print_rtx_insn_vec): New function.
27485 * print-rtl.h: New prototype.
27486 * store-motion.c (struct st_expr): Make avail_stores a vector.
27487 (st_expr_entry): Adjust.
27488 (free_st_expr_entry): Likewise.
27489 (print_store_motion_mems): Likewise.
27490 (find_moveable_store): Likewise.
27491 (compute_store_table): Likewise.
27492 (delete_store): Likewise.
27493 (build_store_vectors): Likewise.
27495 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27497 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
27499 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27501 * vec.h (vec_safe_contains): New function.
27502 (vec::contains): Likewise.
27503 (vec::begin): Likewise.
27504 (vec::end): Likewise.
27506 2016-04-23 Jakub Jelinek <jakub@redhat.com>
27509 * cfgexpand.c (expand_stack_vars): Fix typo.
27511 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
27513 * system.h (list, map, set, vector): Include conditionally.
27514 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
27515 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
27516 * ipa-icf.c (INCLUDE_LIST): Define.
27517 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
27518 * config/sh/sh.c (INCLUDE_VECTOR): Define.
27519 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
27520 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
27521 * cp/logic.cc (INCLUDE_LIST): Define.
27522 * fortran/trans-common.c (INCLUDE_MAP): Define.
27524 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
27526 * auto-profile.c: Remove <string.h> include.
27527 * ipa-icf-gimple.c: Remove <list> include.
27528 * diagnostic.c: Remove <new> include.
27529 * genmatch.c: Likewise.
27530 * pretty-print.c: Likewise.
27531 * toplev.c: Likewise
27532 * c/c-objc-common.c: Likewise.
27533 * cp/error.c: Likewise.
27534 * fortran/error.c: Likewise.
27536 2016-04-22 Richard Biener <rguenther@suse.de>
27538 * lto-streamer-in.c (input_ssa_names): Do not allocate
27539 GIMPLE_NOP for all SSA names.
27540 * lto-streamer-out.c (output_ssa_names): Do not output
27541 SSA names that should have been released.
27543 2016-04-22 Richard Biener <rguenther@suse.de>
27545 PR tree-optimization/70740
27546 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
27549 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
27552 * config/i386/predicates.md (call_insn_operand): Replace
27553 sibcall_memory_operand with memory_operand.
27555 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
27557 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
27558 has_single_use() tests.
27559 (register_edge_assert_for_1): Likewise.
27560 (find_assert_locations_1): Check the liveness bitmap instead of
27561 checking has_single_use().
27563 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
27566 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
27567 Extract AVX-512BW constraint from AVX.
27569 2016-04-21 Richard Biener <rguenther@suse.de>
27571 PR tree-optimization/70725
27572 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
27573 for phi_convertible_by_degenerating_args.
27574 (predicate_all_scalar_phis): Handle single-argument PHIs.
27576 2016-04-21 Richard Biener <rguenther@suse.de>
27578 PR middle-end/70747
27579 * fold-const.c (fold_comparison): Return properly typed
27582 2016-04-21 Bin Cheng <bin.cheng@arm.com>
27584 PR tree-optimization/70715
27585 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
27586 after expanding BASE using expand_simple_operations.
27588 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
27590 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
27591 New transformations.
27593 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
27595 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
27597 2016-04-20 Jan Hubicka <jh@suse.cz>
27599 * ipa-inline.c (can_inline_edge_p): Pass caller info to
27600 ultiimate_alias_target.
27601 (update_callee_keys): Likewise.
27602 (lookup_recursive_calls): Likewise.
27603 (speculation_useful_p): Likewise.
27605 2016-04-20 Jan Hubicka <jh@suse.cz>
27608 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
27609 (set_nothrow_flag_1): ... this; handle interposition correctly;
27610 recurse on aliases and thunks.
27611 (cgraph_node::set_nothrow_flag): New.
27612 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
27613 functions compiled with non-call exceptions that binds to current
27615 (propagate_nothrow): Be safe WRT interposition.
27616 * cgraph.h (set_nothrow_flag): Update prototype.
27618 2016-04-18 Jan Hubicka <jh@suse.cz>
27620 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27621 max_loop_iterations_int.
27622 (tree_unswitch_outer_loop): Likewise.
27624 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27626 PR tree-optimization/69489
27627 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
27628 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
27629 Revise dump message.
27630 (if_convertible_bb_p): Remove check on edge count of basic block's
27633 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27635 PR tree-optimization/56625
27636 PR tree-optimization/69489
27637 * tree-data-ref.h (DR_INNERMOST): New macro.
27638 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
27639 hashing struct innermost_loop_behavior.
27640 (ref_DR_map): Remove.
27641 (innermost_DR_map): New map.
27642 (baseref_DR_map): Revise comment.
27643 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
27644 to innermost_DR_map accroding to its innermost loop behavior.
27645 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
27646 to its innermost loop behavior.
27647 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
27648 Add initialization for innermost_DR_map. Record memory reference
27649 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
27650 have innermost loop behavior.
27651 (if_convertible_loop_p): Remove release for ref_DR_map. Release
27654 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
27656 * config/i386/i386.md (*lea<mode>_general_1): Rename from
27657 *lea_general_1. Use explicit SWI12 mode interator.
27658 (*lea<mode>_general_2): Rename from *lea_general_2.
27659 Use explicit SWI12 mode interator.
27660 (*lea<mode>_general_3): Rename from *lea_general_3.
27661 Use explicit SWI12 mode interator.
27662 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
27663 Use explicit SWI12 mode interator.
27664 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
27665 Use explicit SWI48 mode interator.
27667 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
27669 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
27670 Short-cut unaligned load and store cases. Handle all integer
27672 (ix86_expand_vector_move_misalign): Short-cut unaligned load
27673 and store cases. Call ix86_avx256_split_vector_move_misalign
27674 directly without checking mode class.
27676 2016-04-20 Andrew Pinski <apinski@cavium.com>
27677 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27680 * config/aarch64/aarch64.md (sibcall): Force call
27681 address to be DImode for ILP32.
27682 (sibcall_value): Likewise.
27684 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
27686 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
27688 2016-04-20 Richard Biener <rguenther@suse.de>
27690 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
27691 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
27692 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
27693 (maybe_push_res_to_seq): Adjust.
27694 * gimple-fold.c (maybe_build_generic_op): Likewise.
27696 2016-04-20 Marek Polacek <polacek@redhat.com>
27698 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
27701 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
27703 * config/i386/sse.md (vec_unpacks_lo_hi): Always
27704 use kmovw to support AVX512F target.
27706 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27708 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
27710 2016-04-20 Marek Polacek <polacek@redhat.com>
27712 PR tree-optimization/70725
27713 * tree-if-conv.c (is_false_predicate): New function.
27714 (predicate_mem_writes): Use it.
27716 2016-04-20 Richard Biener <rguenther@suse.de>
27718 PR tree-optimization/70726
27719 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
27720 shift amounts from a pattern stmt operand.
27722 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27725 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
27726 stack_restore_from_fpr pattern when restoring r15.
27727 (s390_optimize_prologue): Strip away the memory barrier in the
27728 parallel when trying to get rid of restore insns.
27729 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
27730 definition for loading the stack pointer from an FPR. Compared to
27731 the normal move insn this pattern includes a full memory barrier.
27733 2016-04-19 Jakub Jelinek <jakub@redhat.com>
27735 PR middle-end/70680
27736 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
27737 implicitly linear or lastprivate iterator on the outer context.
27739 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
27741 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
27743 * config/i386/i386.md (ssememalign): Removed.
27744 * config/i386/sse.md: Remove ssememalign attribute from patterns.
27746 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
27749 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
27750 const short * to __builtin_ia32_loaddquhi512_mask.
27751 (_mm512_maskz_loadu_epi16): Likewise.
27752 (_mm512_mask_storeu_epi16): Pass short * to
27753 __builtin_ia32_storedquhi512_mask.
27754 (_mm512_mask_loadu_epi8): Pass const char * to
27755 __builtin_ia32_loaddquqi512_mask.
27756 (_mm512_maskz_loadu_epi8): Likewise.
27757 (_mm512_mask_storeu_epi8): Pass char * to
27758 __builtin_ia32_storedquqi512_mask.
27759 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
27760 const double * to __builtin_ia32_loadupd512_mask.
27761 (_mm512_mask_loadu_pd): Likewise.
27762 (_mm512_maskz_loadu_pd): Likewise.
27763 (_mm512_storeu_pd): Pass double * to
27764 __builtin_ia32_storeupd512_mask.
27765 (_mm512_mask_storeu_pd): Likewise.
27766 (_mm512_loadu_ps): Pass const float * to
27767 __builtin_ia32_loadups512_mask.
27768 (_mm512_mask_loadu_ps): Likewise.
27769 (_mm512_maskz_loadu_ps): Likewise.
27770 (_mm512_storeu_ps): Pass float * to
27771 __builtin_ia32_storeups512_mask.
27772 (_mm512_mask_storeu_ps): Likewise.
27773 (_mm512_mask_loadu_epi64): Pass const long long * to
27774 __builtin_ia32_loaddqudi512_mask.
27775 (_mm512_maskz_loadu_epi64): Likewise.
27776 (_mm512_mask_storeu_epi64): Pass long long *
27777 to __builtin_ia32_storedqudi512_mask.
27778 (_mm512_loadu_si512): Pass const int * to
27779 __builtin_ia32_loaddqusi512_mask.
27780 (_mm512_mask_loadu_epi32): Likewise.
27781 (_mm512_maskz_loadu_epi32): Likewise.
27782 (_mm512_storeu_si512): Pass int * to
27783 __builtin_ia32_storedqusi512_mask.
27784 (_mm512_mask_storeu_epi32): Likewise.
27785 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
27786 char * to __builtin_ia32_storedquqi256_mask.
27787 (_mm_mask_storeu_epi8): Likewise.
27788 (_mm256_mask_loadu_epi16): Pass const short * to
27789 __builtin_ia32_loaddquhi256_mask.
27790 (_mm256_maskz_loadu_epi16): Likewise.
27791 (_mm_mask_loadu_epi16): Pass const short * to
27792 __builtin_ia32_loaddquhi128_mask.
27793 (_mm_maskz_loadu_epi16): Likewise.
27794 (_mm256_mask_loadu_epi8): Pass const char * to
27795 __builtin_ia32_loaddquqi256_mask.
27796 (_mm256_maskz_loadu_epi8): Likewise.
27797 (_mm_mask_loadu_epi8): Pass const char * to
27798 __builtin_ia32_loaddquqi128_mask.
27799 (_mm_maskz_loadu_epi8): Likewise.
27800 (_mm256_mask_storeu_epi16): Pass short * to.
27801 __builtin_ia32_storedquhi256_mask.
27802 (_mm_mask_storeu_epi16): Pass short * to.
27803 __builtin_ia32_storedquhi128_mask.
27804 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
27805 const double * to __builtin_ia32_loadupd256_mask.
27806 (_mm256_maskz_loadu_pd): Likewise.
27807 (_mm_mask_loadu_pd): Pass onst double * to
27808 __builtin_ia32_loadupd128_mask.
27809 (_mm_maskz_loadu_pd): Likewise.
27810 (_mm256_mask_storeu_pd): Pass double * to
27811 __builtin_ia32_storeupd256_mask.
27812 (_mm_mask_storeu_pd): Pass double * to
27813 __builtin_ia32_storeupd128_mask.
27814 (_mm256_mask_loadu_ps): Pass const float * to
27815 __builtin_ia32_loadups256_mask.
27816 (_mm256_maskz_loadu_ps): Likewise.
27817 (_mm_mask_loadu_ps): Pass const float * to
27818 __builtin_ia32_loadups128_mask.
27819 (_mm_maskz_loadu_ps): Likewise.
27820 (_mm256_mask_storeu_ps): Pass float * to
27821 __builtin_ia32_storeups256_mask.
27822 (_mm_mask_storeu_ps): ass float * to
27823 __builtin_ia32_storeups128_mask.
27824 (_mm256_mask_loadu_epi64): Pass const long long * to
27825 __builtin_ia32_loaddqudi256_mask.
27826 (_mm256_maskz_loadu_epi64): Likewise.
27827 (_mm_mask_loadu_epi64): Pass const long long * to
27828 __builtin_ia32_loaddqudi128_mask.
27829 (_mm_maskz_loadu_epi64): Likewise.
27830 (_mm256_mask_storeu_epi64): Pass long long * to
27831 __builtin_ia32_storedqudi256_mask.
27832 (_mm_mask_storeu_epi64): Pass long long * to
27833 __builtin_ia32_storedqudi128_mask.
27834 (_mm256_mask_loadu_epi32): Pass const int * to
27835 __builtin_ia32_loaddqusi256_mask.
27836 (_mm256_maskz_loadu_epi32): Likewise.
27837 (_mm_mask_loadu_epi32): Pass const int * to
27838 __builtin_ia32_loaddqusi128_mask.
27839 (_mm_maskz_loadu_epi32): Likewise.
27840 (_mm256_mask_storeu_epi32): Pass int * to
27841 __builtin_ia32_storedqusi256_mask.
27842 (_mm_mask_storeu_epi32): Pass int * to
27843 __builtin_ia32_storedqusi128_mask.
27844 * config/i386/i386-builtin-types.def (PCSHORT): New.
27845 (PINT64): Likewise.
27846 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
27847 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
27848 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
27849 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
27850 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
27851 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
27852 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
27853 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
27854 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
27855 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
27856 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
27857 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
27858 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
27859 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
27860 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
27861 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
27862 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
27863 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
27864 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
27865 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
27866 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
27867 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
27868 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
27869 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
27870 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
27871 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
27872 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
27873 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
27874 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
27875 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
27876 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
27877 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
27878 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
27879 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
27880 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
27881 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
27882 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
27883 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
27884 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
27885 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
27886 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
27887 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
27888 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
27889 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
27890 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
27891 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
27892 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
27893 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
27894 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
27896 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
27897 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
27899 (ix86_expand_vector_move_misalign): Likewise.
27900 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
27901 to scalar function prototype for unaligned load/store builtins.
27902 (ix86_expand_special_args_builtin): Updated.
27903 * config/i386/sse.md (UNSPEC_LOADU): Removed.
27904 (UNSPEC_STOREU): Likewise.
27905 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
27906 (VI_ULOADSTORE_F_AVX512VL): Likewise.
27907 (ssescalarsize): Handle V4TI, V2TI and V1TI.
27908 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
27909 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
27910 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
27911 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
27912 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
27913 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
27914 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
27915 (<avx512>_storedqu<mode>_mask): Likewise.
27916 (*sse4_2_pcmpestr_unaligned): Likewise.
27917 (*sse4_2_pcmpistr_unaligned): Likewise.
27918 (*mov<mode>_internal): Renamed to ...
27919 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
27920 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
27921 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
27922 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
27924 2016-04-19 Richard Biener <rguenther@suse.de>
27926 PR tree-optimization/70171
27927 * tree-ssa-phiprop.c: Include stor-layout.h.
27928 (phiprop_insert_phi): Handle the aggregate copy case.
27929 (propagate_with_phi): Likewise.
27931 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
27933 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
27934 instead of simplify_gen_subreg (... , 0).
27935 (ix86_delegitimize_address): Ditto.
27936 (ix86_split_divmod): Ditto.
27937 (ix86_split_copysign_const): Ditto.
27938 (ix86_split_copysign_var): Ditto.
27939 (ix86_expand_args_builtin): Ditto.
27940 (ix86_expand_round_builtin): Ditto.
27941 (ix86_expand_special_args_builtin): Ditto.
27942 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
27943 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
27944 (udivmodqi4): Ditto.
27945 (absneg splitters): Ditto.
27946 (*jcc_bt<mode>_1): Ditto.
27948 2016-04-19 Richard Biener <rguenther@suse.de>
27950 PR tree-optimization/70724
27951 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
27952 restoring out from ...
27953 (free_scc_vn): ... here.
27954 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
27955 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
27957 (pass_fre::execute): Restore SSA info.
27959 2016-04-19 Richard Biener <rguenther@suse.de>
27961 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
27962 * gimple-walk.c (walk_gimple_op): Initialize it.
27963 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
27964 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
27965 remapping SSA names of defs.
27966 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
27969 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
27971 PR middle-end/70689
27972 * lra-constraints.c (equiv_substition_p): New.
27973 (process_alt_operands): Use it.
27974 (swap_operands): Swap it.
27975 (curr_insn_transform): Update it.
27977 2016-04-18 Michael Matz <matz@suse.de>
27979 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
27980 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
27981 * tree-core.h (tree_type_common.align): Use bit-field.
27982 (tree_type_common.spare): New.
27983 (tree_decl_common.off_align): Make smaller.
27984 (tree_decl_common.align): Use bit-field.
27986 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
27987 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
27988 (scan_sharing_clauses): Ditto.
27989 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
27990 (omp_finish_file): Ditto.
27991 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
27992 (layout_decl): Ditto.
27993 (relayout_decl): Ditto.
27994 (finalize_record_size): Use SET_TYPE_ALIGN.
27995 (finalize_type_size): Ditto.
27996 (finish_builtin_struct): Ditto.
27997 (layout_type): Ditto.
27998 (initialize_sizetypes): Ditto.
27999 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
28000 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
28001 (lookup_field_for_decl): Use SET_DECL_ALIGN.
28002 (get_chain_field): Ditto.
28003 (get_trampoline_type): Ditto.
28004 (get_nl_goto_field): Ditto.
28005 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
28007 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
28008 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
28009 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
28010 (build_qualified_type): Use SET_TYPE_ALIGN.
28011 (build_aligned_type, build_range_type_1): Ditto.
28012 (build_atomic_base): Ditto.
28013 (build_common_tree_nodes): Ditto.
28014 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
28015 (expand_one_stack_var_at): Ditto.
28016 * coverage.c (build_var): Use SET_DECL_ALIGN.
28017 * except.c (init_eh): Ditto.
28018 * function.c (assign_parm_setup_block): Ditto.
28019 * symtab.c (increase_alignment_1): Ditto.
28020 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
28021 * tree-vect-stmts.c (ensure_base_align): Ditto.
28022 * varasm.c (align_variable): Ditto.
28023 (assemble_variable): Ditto.
28024 (build_constant_desc): Ditto.
28025 (output_constant_def_contents): Ditto.
28027 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
28028 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
28029 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
28030 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
28031 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
28033 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
28036 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
28037 replace %vmovsd with "%vmovq".
28038 (vec_concatv2df): Likewise.
28040 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
28042 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
28043 (*vec_extractv2si_0): Ditto.
28044 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
28045 (zero_extended_scalar_load_operand splitters): Ditto.
28046 (vec_extract splitters): Ditto.
28047 (*vec_extractv4si_0_zext): Ditto.
28048 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
28049 and lowpart_subreg.
28050 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
28051 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
28052 (*sse4_1_extractps): Use lowpart_subreg.
28053 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
28055 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28057 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
28059 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
28060 Mention Solaris 11 packaging changes.
28061 Update gas and gld requirements.
28062 Remove reference to pre-Solaris 10 bug.
28063 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
28065 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
28068 2016-04-17 Jan Hubicka <jh@suse.cz>
28070 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
28071 max_loop_iterations_int.
28073 2016-04-18 Richard Biener <rguenther@suse.de>
28075 PR tree-optimization/43434
28076 * tree-ssa-structalias.c (struct vls_data): New.
28077 (visit_loadstore): Handle all pointer-based accesses.
28078 (compute_dependence_clique): Compute a bitmap of restrict tags
28079 assigned bases and pass it to visit_loadstore.
28081 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
28084 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
28085 armv8.1-a and armv8.1-a+crc.
28087 2016-04-18 Richard Biener <rguenther@suse.de>
28089 PR tree-optimization/70701
28090 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
28091 references after translating through a memcpy.
28093 2016-04-18 Richard Biener <rguenther@suse.de>
28095 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
28096 (compute_antic): ... here. For partial antic use regular
28097 postorder and scrap iteration.
28098 (compute_partial_antic_aux): Remove unused return value.
28099 (init_pre): Do not allocate postorder.
28100 (fini_pre): Do not free postorder.
28102 2016-04-18 Richard Biener <rguenther@suse.de>
28104 PR middle-end/37870
28105 * expmed.c (extract_bit_field_1): Remove broken case
28106 using a wider MODE_INT mode.
28108 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
28110 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
28111 unless compiling with at least GCC-4.8.
28113 2016-04-17 Jan Hubicka <jh@suse.cz>
28116 * graphite.c (graphite_finalize): Update call to
28117 tree_estimate_probability.
28118 * predict.h (tree_estimate_probability): Update prototype.
28120 2016-04-17 Jan Hubicka <jh@suse.cz>
28122 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
28123 (tree_estimate_probability): Likewise.
28124 (pass_profile::execute): Update.
28125 (report_predictor_hitrates): New function.
28126 * profile.c (compute_branch_probabilities): Use it.
28127 * predict.h (report_predictor_hitrates): Declare.
28129 2016-04-17 Jan Hubicka <jh@suse.cz>
28132 * cgraph.h (cgraph_node::set_const_flag,
28133 cgraph_node::set_pure_flag): Update prototype to return bool;
28135 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
28136 of interposable symbol are interposable, too.
28137 (cgraph_set_const_flag_1): Rename to ...
28138 (set_const_flag_1): ... this one; change to self recursive function
28139 instead of call_for_symbol_thunks_and_aliases. Handle correctly
28140 clearnig the flag in all variants and also virtual thunks of const
28141 functions are pure; track if any change was done.
28142 (cgraph_node::set_const_flag): Update.
28143 (struct set_pure_flag_info): New struct.
28144 (cgraph_set_pure_flag_1): Rename to ...
28145 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
28146 rather than pointer encoded flags; track if any changes was done;
28147 handle correctly clearning flag and setting flag of aliases already
28149 (cgraph_node::set_pure_flag): Update.
28150 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
28152 2016-04-17 Tom de Vries <tom@codesourcery.com>
28155 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
28156 backslash in label.
28158 2016-04-17 Tom de Vries <tom@codesourcery.com>
28160 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
28161 '{}<> ' as escape-for-record.
28163 2016-04-17 Tom de Vries <tom@codesourcery.com>
28165 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
28168 2016-04-17 Tom de Vries <tom@codesourcery.com>
28171 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
28172 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
28173 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
28174 * passes.c (finish_optimization_passes): Only call
28175 finish_graph_dump_file if dfi->graph_dump_initialized.
28176 (execute_function_dump, pass_init_dump_file): Use
28177 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
28179 2016-04-17 Tom de Vries <tom@codesourcery.com>
28181 PR tree-optimization/70256
28182 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
28183 (debug_varmap): New function.
28185 2016-04-17 Tom de Vries <tom@codesourcery.com>
28188 * passes.c (pass_manager::register_pass): Propagate pflags.
28190 2016-04-17 Tom de Vries <tom@codesourcery.com>
28193 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
28194 * passes.c (pass_manager::pass_manager): Declare and init p_start in
28195 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
28196 check if it's equal to p_start.
28197 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
28199 2016-04-15 Jan Hubicka <jh@suse.cz>
28202 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
28203 function does not bind to current def.
28204 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
28205 handle conservatively calls to functions that does not need to bind
28207 (check_call): Update call of worse_state.
28208 (ignore_edge_for_nothrow): Update.
28209 (ignore_edge_for_pure_const): Likewise.
28210 (propagate_pure_const): Update calls to worse_state.
28211 (skip_function_for_local_pure_const): Reformat comments.
28213 2016-04-15 Jan Hubicka <jh@suse.cz>
28216 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
28217 (cgraph_node::function_symbol): Likewise.
28218 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
28219 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
28220 (symtab_node::ultimate_alias_target): Add REF parameter.
28221 (symtab_node::binds_to_current_def_p): Declare.
28222 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
28223 (cgraph_node::function_symbol): Likewise.
28224 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
28225 (cgraph_node::get_availability): Likewise.
28226 (cgraph_edge::binds_to_current_def_p): New inline function.
28227 (varpool_node::get_availability): Add REF parameter.
28228 (varpool_node::ultimate_alias_target): Likewise.
28229 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
28230 (symtab_node::binds_to_current_def_p): Likewise.
28231 * varpool.c (varpool_node::get_availability): Likewise.
28233 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
28236 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
28237 Fix mode size check.
28239 2016-04-15 Jakub Jelinek <jakub@redhat.com>
28241 * BASE-VER: Set to 7.0.0.
28243 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
28245 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
28247 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28249 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
28250 architecture revisions.
28252 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
28254 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
28255 * config/i386/i386.c (ix86_using_red_zone): No longer static.
28256 * config/i386/i386.md (stack decrement to push peepholes): Guard
28257 with !x86_using_red_zone ().
28259 2016-04-15 Jakub Jelinek <jakub@redhat.com>
28262 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
28263 to dump_generic_node.
28264 (NIY): Pass also flags to do_niy.
28266 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
28268 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
28269 (simd_clone_vector_of_formal_parm_types)
28270 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
28271 (simd_clone_mangle, simd_clone_create)
28272 (simd_clone_adjust_return_type, create_tmp_simd_array)
28273 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
28274 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
28275 (ipa_simd_modify_function_body, simd_clone_linear_addend)
28276 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
28277 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
28278 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
28279 * omp-simd-clone.c: ... this new file.
28280 (simd_clone_vector_of_formal_parm_types): Make it static.
28281 * Makefile.in (OBJS): Add omp-simd-clone.o.
28283 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
28286 * config/i386/sse.md: Use proper memory operand modifiers.
28289 2016-04-15 Richard Biener <rguenther@suse.de>
28290 Alan Modra <amodra@gmail.com>
28292 PR tree-optimization/70130
28293 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
28294 when alignment stays not the same and no not use the realign
28297 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
28300 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
28301 direct move handlers for KFmode. Change TFmode handlers test from
28302 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
28304 2016-04-14 Jakub Jelinek <jakub@redhat.com>
28307 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
28308 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
28309 (inlined_polymorphic_ctor_dtor_block_p): Use it.
28310 * tree-ssa-live.c (remove_unused_scope_block_p): When
28311 in_ctor_dtor_block, avoid discarding not just BLOCKs with
28312 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
28313 block_ultimate_origin is FUNCTION_DECL.
28314 (remove_unused_locals): If current_function_decl is
28315 polymorphic_ctor_dtor_p, pass initial true to
28316 remove_unused_scope_block_p' is_ctor_dtor_block.
28318 2016-04-14 Martin Sebor <msebor@redhat.com>
28323 * doc/extend.texi (Variable Length): Revert.
28325 2016-04-14 Marek Polacek <polacek@redhat.com>
28326 Jan Hubicka <hubicka@ucw.cz>
28329 * tree.c (verify_type): Disable the canonical type of main variant
28332 2016-04-14 Jason Merrill <jason@redhat.com>
28334 * cfgexpand.c, expr.c: Revert previous change.
28336 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
28338 PR middle-end/70643
28339 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
28340 when building a mem ref for the incoming reduction variable.
28342 2016-04-14 Richard Biener <rguenther@suse.de>
28344 PR tree-optimization/70614
28345 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
28346 loop if the evolution dropped to chrec_dont_know.
28347 (interpret_condition_phi): Likewise.
28349 2016-04-14 Richard Biener <rguenther@suse.de>
28351 PR tree-optimization/70623
28352 * tree-ssa-pre.c (changed_blocks): Make global ...
28353 (compute_antic): ... local here. Move and fix worklist
28354 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
28355 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
28356 worklist handling, dump when ANTIC_IN changed.
28357 (compute_partial_antic_aux): Remove worklist handling.
28358 (init_pre): Do not compute post dominators. Add a comment about
28359 the CFG order chosen.
28360 (fini_pre): Do not free post dominators.
28362 2016-04-13 Martin Sebor <msebor@redhat.com>
28367 * doc/extend.texi (Variable Length): Document C++ specifics.
28369 2016-04-13 Jakub Jelinek <jakub@redhat.com>
28372 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
28373 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
28374 eh edges have been purged.
28377 * tree-sra.c (create_access_replacement,
28378 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
28380 * tree-pretty-print.c (dump_fancy_name): New function.
28381 (dump_decl_name, dump_generic_node): Use it.
28383 2016-04-13 Jason Merrill <jason@redhat.com>
28385 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
28386 * expr.c (expand_expr_real_1): Likewise.
28388 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
28390 * config/i386/i386.md (kunpckhi): Swap operands.
28391 (kunpcksi): Likewise.
28392 (kunpckdi): Likewise.
28393 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
28394 (vec_pack_trunc_<mode>): Likewise.
28396 2016-04-13 Jakub Jelinek <jakub@redhat.com>
28399 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
28401 PR middle-end/70633
28402 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
28403 gimplification turns some element into non-constant.
28406 * rtl.h (convert_memory_address_addr_space_1): New prototype.
28407 * explow.c (convert_memory_address_addr_space_1): No longer static,
28408 add NO_EMIT argument and don't call convert_modes if true, pass
28409 it down recursively, remove break after return.
28410 (convert_memory_address_addr_space): Adjust caller.
28411 * simplify-rtx.c (simplify_unary_operation_1): Call
28412 convert_memory_address_addr_space_1 instead of convert_memory_address,
28413 if it returns NULL, don't simplify.
28415 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
28418 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
28420 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28422 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28423 Bump the upper SIMDLEN limits, so that if the return type or
28424 characteristic type if the return type is void can be passed in
28425 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
28428 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
28431 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
28432 Do not use "=" constraint on an input constraint.
28433 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
28434 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
28435 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
28436 generates (neg (abs ...)) instead of (abs ...).
28438 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28440 PR rtl-optimization/70596
28441 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
28442 just invalidate LRA data and reset them. Adjust dump wording.
28444 2016-04-12 Martin Liska <mliska@suse.cz>
28447 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28449 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
28451 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
28452 max_loop_iterations_int.
28453 (tree_unswitch_outer_loop): Likewise.
28454 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
28455 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
28457 2016-04-12 Tom de Vries <tom@codesourcery.com>
28459 PR tree-optimization/68756
28460 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
28461 instead of new_name.
28463 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28465 PR tree-optimization/70602
28466 * tree-sra.c (generate_subtree_copies): Don't write anything into
28467 constant pool decls.
28469 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
28470 regardless whether there are depend clauses or not.
28472 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
28475 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
28476 target attribute and pragma from changing the -mfloat128
28477 and -mfloat128-hardware options.
28479 * doc/extend.texi (Additional Floating Types): Document PowerPC
28480 __float128 restrictions.
28482 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28485 * config/aarch64/driver-aarch64.c
28486 (aarch64_get_extension_string_for_isa_flags): New.
28487 (arch_extension): Rename to...
28488 (aarch64_arch_extension): ...This.
28489 (ext_to_feat_string): Rename to...
28490 (aarch64_extensions): ...This.
28491 (aarch64_core_data): Keep track of architecture extension flags.
28492 (cpu_data): Rename to...
28493 (aarch64_cpu_data): ...This.
28494 (aarch64_arch_driver_info): Keep track of architecture extension
28496 (get_arch_name_from_id): Rename to...
28497 (get_arch_from_id): ...This, change return type.
28498 (host_detect_local_cpu): Update and reformat for renames, handle
28499 extensions through common infrastructure.
28501 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28504 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
28505 track of a canonical flag name.
28506 (all_extensions): Likewise.
28507 (arch_to_arch_name): Also track extension flags enabled by the arch.
28508 (all_architectures): Likewise.
28509 (aarch64_parse_extension): Move to here.
28510 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
28512 (aarch64_rewrite_selected_cpu): Update for above change.
28513 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
28514 are handled, such that the single explicit value enabled by an
28515 extension is kept seperate from the implicit values it also enables.
28516 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
28518 (aarch64_parse_extension): New.
28519 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
28520 here to config/aarch64/aarch64-protos.h.
28521 (aarch64_parse_extension): Move from here to
28522 common/config/aarch64/aarch64-common.c.
28523 (aarch64_option_print): Update.
28524 (aarch64_declare_function_name): Likewise.
28525 (aarch64_start_file): Likewise.
28526 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
28527 the canonical flag for extensions.
28528 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
28531 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28533 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
28536 2016-04-09 Tom de Vries <tom@codesourcery.com>
28538 PR tree-optimization/68953
28539 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
28540 first to last subscript.
28542 2016-04-09 Jakub Jelinek <jakub@redhat.com>
28544 PR tree-optimization/70586
28545 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
28548 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
28552 PR tree-optimization/70373
28553 PR middle-end/70533
28554 PR middle-end/70534
28555 PR middle-end/70535
28556 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
28557 clauses for acc parallel reductions as necessary. Error on those
28559 * omp-low.c (scan_sharing_clauses): Don't install variables which
28560 are used in acc parallel reductions.
28561 (lower_rec_input_clauses): Remove dead code.
28562 (lower_oacc_reductions): Add support for reference reductions.
28563 (lower_reduction_clauses): Remove dead code.
28564 (lower_omp_target): Don't remap variables appearing in acc parallel
28566 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
28568 2016-04-08 Jakub Jelinek <jakub@redhat.com>
28570 PR middle-end/70593
28571 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
28572 with multiple SSA_NAME defs, force the outputs other than first
28573 to be live before calling live_track_process_def on each output.
28575 PR rtl-optimization/70574
28576 * fwprop.c (forward_propagate_and_simplify): Don't add
28577 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
28578 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
28579 paradoxical subregs within *loc.
28581 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
28583 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
28584 -ftree-parallelize-loops={0,1}.
28585 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
28586 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
28587 * config/ia64/hpux.h (LIB_SPEC): Likewise.
28588 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
28589 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
28591 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
28594 * asan.c (instrument_derefs): If we get unknown location, extract it
28595 with EXPR_LOCATION.
28596 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
28598 2016-04-08 Tom de Vries <tom@codesourcery.com>
28600 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
28601 implicit firstprivate clause.
28603 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28606 * config/arm/thumb2.md (tst + branch-> lsls + branch
28607 peephole below *orsi_not_shiftsi_si): Require that condition
28608 register is dead after the peephole.
28609 (second peephole after the above): Likewise.
28611 2016-04-08 Alan Modra <amodra@gmail.com>
28614 * builtins.c (fold_builtin_classify): For IBM extended precision,
28615 look at just the high-order double to test for NaN.
28616 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
28617 test just the high double for Inf but both doubles for subnormal
28620 2016-04-07 Jakub Jelinek <jakub@redhat.com>
28622 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
28623 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
28624 node->simdclone->mask_mode != VOIDmode masks.
28625 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
28626 earlier, use it instead of node->simdclone.
28627 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28628 Set clonei->mask_mode.
28630 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
28633 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
28634 Pass it through to cp_parser_already_scoped_statement.
28635 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
28636 it through to cp_parser_statement.
28637 (cp_parser_statement): Pass IF_P through to
28638 cp_parser_iteration_statement.
28639 (cp_parser_pragma): Adjust call to
28640 cp_parser_iteration_statement.
28642 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
28645 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
28646 resolve a future -Wparentheses warning.
28647 * omp-low.c (scan_sharing_clauses): Likewise.
28648 * tree-parloops.c (eliminate_local_variables): Likewise.
28650 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
28652 PR rtl-optimization/70398
28653 * lra-constraints.c (process_address_1): Check zero scale and code
28654 for reloading with zero scale.
28656 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
28658 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
28659 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
28661 2016-04-06 Jakub Jelinek <jakub@redhat.com>
28663 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28664 Add support for AVX512F clones, include them by default for
28665 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
28666 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
28669 PR middle-end/70550
28670 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
28671 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
28672 firstprivate clauses.
28673 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
28674 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
28675 (lower_omp_target): Set TREE_NO_WARNING for
28676 non-addressable possibly uninitialized vars which are copied into
28677 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
28679 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
28681 * config/pa/predicates.md (integer_store_memory_operand): Accept
28682 REG+D operands with a large offset when reload_in_progress is true.
28683 (floating_point_store_memory_operand): Likewise.
28685 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28688 * match.pd (nested int casts): Limit to GIMPLE.
28690 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
28693 * ipa-devirt.c (maybe_record_node): Fix comment; use
28694 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
28696 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28698 PR rtl-optimization/70542
28699 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
28700 if there are any uses other than insn or debug insns.
28702 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
28703 Jakub Jelinek <jakub@redhat.com>
28705 PR tree-optimization/70509
28706 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
28707 Shift HOST_WIDE_INT_1U instead of 1.
28709 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
28711 PR tree-optimization/70509
28712 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
28713 of the vector base type for index.
28715 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
28718 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
28720 2016-04-05 Richard Biener <rguenther@suse.de>
28722 PR tree-optimization/70526
28723 * tree-sra.c (build_ref_for_offset): Use prev_base to
28724 extract the alias pointer type.
28726 2016-04-05 Richard Biener <rguenther@suse.de>
28728 * dse.c (struct store_info): Remove alias_set member.
28729 (struct read_info_type): Likewise.
28730 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
28731 spill_deleted, clear_alias_set_lookup): Remove.
28732 (get_group_info): Remove dead base == NULL_RTX case.
28733 (dse_step0): Remove initialization of removed variables.
28734 (delete_dead_store_insn): Reomve alias set dumping.
28735 (free_read_records): Remove alias_set handling.
28736 (canon_address): Remove alias_set_out parameter.
28737 (record_store): Remove spill_alias_set, it's always zero.
28738 (check_mem_read_rtx): Likewise.
28739 (dse_step2): Rename from ...
28740 (dse_step2_nospill): ... this. Adjust.
28741 (scan_stores): Rename from ...
28742 (scan_stores_nospill): ... this.
28743 (scan_reads): Rename from ...
28744 (scan_reads_nospill): ... this.
28745 (scan_stores_spill, scan_reads_spill): Remove.
28746 (dse_step3_scan): Remove for_spills argument which is always false.
28747 (dse_step3): Likewise.
28748 (dse_step5): Rename from ...
28749 (dse_step5_nospill): ... this. Remove alias_set handling.
28750 (rest_of_handle_dse): Adjust.
28752 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28755 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
28756 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
28757 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
28758 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
28760 2016-04-05 Richard Biener <rguenther@suse.de>
28762 PR middle-end/70499
28763 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
28764 non-register type temporaries into SSA.
28766 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
28769 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
28770 calls when sanitizing.
28771 (possible_polymorphic_call_target_p): Fix formatting.
28773 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28774 Jakub Jelinek <jakub@redhat.com>
28776 PR middle-end/70457
28777 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
28778 to ensure a call statement is compatible with a built-in's
28780 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
28783 2016-04-04 Richard Biener <rguenther@suse.de>
28785 PR rtl-optimization/70484
28786 * rtl.h (canon_output_dependence): Declare.
28787 * alias.c (canon_output_dependence): New function.
28788 * dse.c (record_store): Use canon_output_dependence rather
28789 than canon_true_dependence.
28791 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28794 * cgraph.h (symtab_node::copy_visibility_from): New function.
28795 * symtab.c (symtab_node::copy_visibility_from): New function.
28796 * ipa-visibility.c (optimize_weakref): New function.
28797 (function_and_variable_visibility): Use it.
28799 2016-04-04 Martin Liska <mliska@suse.cz>
28802 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
28803 value that is really in range handled by SBR instruction.
28804 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
28805 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
28806 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
28808 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
28812 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
28813 set, but not for SP_REG operands.
28815 2016-04-02 Martin Sebor <msebor@redhat.com>
28818 * fold-const.c (maybe_nonzero_address): New function.
28819 (fold_comparison): Call it. Fold equality and relational
28820 expressions involving null pointers.
28821 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
28823 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
28825 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
28826 the "Y" constraint (scalar FP 0.0 immediate).
28828 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
28829 Add the "const_double" to the list of operand constraints.
28831 2016-04-01 Jakub Jelinek <jakub@redhat.com>
28833 PR rtl-optimization/70467
28834 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
28835 If low word of the last operand is 0, just emit addition/subtraction
28838 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28841 * config/s390/s390.c (s390_expand_insv): Check for everything
28842 constant instead of just VOIDmode stuff.
28844 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28847 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
28849 2016-04-01 Nathan Sidwell <nathan@acm.org>
28851 * tree.def (TRY_CATCH_EXPR): Correct documentation.
28853 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
28855 PR rtl-optimization/70461
28856 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
28859 2016-03-31 Martin Liska <mliska@suse.cz>
28862 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
28863 a tree value or an immediate integer value to a buffer
28864 that is eventually copied to a BRIG section.
28865 (emit_immediate_operand): Call the function here.
28866 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
28867 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
28868 of class' fields that are removed.
28869 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
28870 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
28871 m_brig_repr_size fields.
28873 2016-03-31 Martin Liska <mliska@suse.cz>
28876 * hsa-gen.c (hsa_function_representation::update_dominance): New
28878 (convert_addr_to_flat_segment): Likewise.
28879 (gen_hsa_memory_set): New alignment argument.
28880 (gen_hsa_ctor_assignment): Likewise.
28881 (gen_hsa_insns_for_single_assignment): Provide alignment
28882 to gen_hsa_ctor_assignment.
28883 (gen_hsa_insns_for_direct_call): Add new argument.
28884 (expand_lhs_of_string_op): New function.
28885 (expand_string_operation_builtin): Likewise.
28886 (expand_memory_copy): New function.
28887 (expand_memory_set): New function.
28888 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
28889 (convert_switch_statements): Change signature.
28890 (generate_hsa): Use a return value of the function.
28891 (pass_gen_hsail::execute): Do not call
28892 convert_switch_statements here.
28893 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
28894 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
28895 (hsa_function_representation::update_dominance): New function.
28897 2016-03-31 Martin Liska <mliska@suse.cz>
28900 * hsa-brig.c (emit_directive_variable): Emit alignment
28901 according to hsa_symbol::m_align.
28902 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
28903 (dump_hsa_symbol): Dump alignment of HSA symbols.
28904 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
28905 (gen_hsa_addr_with_align): New function.
28906 (hsa_bitmemref_alignment): Use newly added function.
28907 (gen_hsa_insns_for_load): Likewise.
28908 (gen_hsa_insns_for_store): Likewise.
28909 (gen_hsa_memory_copy): New argument added.
28910 (gen_hsa_insns_for_single_assignment): Respect
28911 alignment for assignments processed via gen_hsa_memory_copy.
28912 (gen_hsa_insns_for_direct_call): Likewise.
28913 (gen_hsa_insns_for_return): Likewise.
28914 (gen_function_def_parameters): Set default alignment.
28915 * hsa.c (hsa_object_alignment): New function.
28916 (hsa_byte_alignment): Pasted function.
28917 * hsa.h (hsa_symbol::m_align): New field.
28919 2016-03-31 Bin Cheng <bin.cheng@arm.com>
28921 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
28922 scratch field for goto case.
28924 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
28926 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
28928 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
28931 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
28932 (scalar_chain::convert_insn): Call convert_op for reg
28933 moves to handle undefined registers.
28935 2016-03-31 Nathan Sidwell <nathan@acm.org>
28938 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
28939 Assert we don't want to move backwards.
28941 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
28944 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
28946 2016-03-31 Jakub Jelinek <jakub@redhat.com>
28948 PR rtl-optimization/70460
28949 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
28950 with operand from REG_LABEL_OPERAND, instead substitute
28951 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
28952 Don't do anything for REG_NON_LOCAL_GOTO jumps.
28954 2016-03-31 Martin Liska <mliska@suse.cz>
28956 * passes.c (execute_one_pass): Do not call
28957 todo_after for a discarded function.
28959 2016-03-31 Bin Cheng <bin.cheng@arm.com>
28961 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
28962 (no_cost, infinite_cost): Initialize the new field.
28963 (get_computation_cost_at): Record setup cost.
28964 (determine_use_iv_cost_address): Skip cost computation for sub
28965 uses if we can estimate it without losing accuracy.
28967 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28969 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
28971 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
28972 max_loop_iterations_int.
28973 (tree_unswitch_outer_loop): Likewise.
28974 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
28975 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
28977 2016-03-30 Richard Biener <rguenther@suse.de>
28979 PR middle-end/70450
28980 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
28982 2016-03-30 Jakub Jelinek <jakub@redhat.com>
28985 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
28986 in gen_blendm expander.
28988 2016-03-30 Nick Clifton <nickc@redhat.com>
28991 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
28992 case where we are already provided with an SImode SUBREG.
28994 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
28997 * config/i386/i386.c (ix86_expand_epilogue): Properly check
28998 conflict between DRAP register and __builtin_eh_return.
29000 2016-03-30 Michael Matz <matz@suse.de>
29001 Richard Biener <rguenther@suse.de>
29004 * ipa-polymorphic-call.c (struct type_change_info): Change
29005 speculative to an unsigned allowing to limit the work we do.
29006 (csftc_abort_walking_p): New inline function..
29007 (check_stmt_for_type_change): Limit the number of may-defs
29008 skipped for speculative devirtualization to
29009 max-speculative-devirt-maydefs.
29010 * params.def (max-speculative-devirt-maydefs): New param.
29011 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
29013 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
29016 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
29019 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
29021 PR tree-optimization/59124
29022 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
29023 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
29025 2016-03-29 Jeff Law <law@redhat.com>
29027 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
29029 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29031 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
29034 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
29036 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
29037 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
29038 gcrt0.o if linking dynamically.
29040 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29043 * ipa-devirt.c (methods_equal_p): New function.
29044 (compare_virtual_tables): Use it.
29045 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
29046 * cgraphclones.c (clone_function_name_1): Use
29047 symbol_table::symbol_suffix_separator.
29048 * coverage.c (build_var): Likewise.
29049 * symtab.c (symbol_table::symbol_suffix_separator): New.
29051 2016-03-29 Jakub Jelinek <jakub@redhat.com>
29053 PR rtl-optimization/70429
29054 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
29055 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
29056 mode != result_mode.
29059 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
29061 PR tree-optimization/70405
29062 * ssa-iterators.h (num_imm_uses): Add missing braces.
29064 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
29066 PR rtl-optimization/68695
29067 * ira-color.c (allocno_copy_cost_saving): New.
29068 (improve_allocation): Use it.
29070 2016-03-29 Richard Henderson <rth@redhat.com>
29072 PR middle-end/70355
29073 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
29075 2016-03-29 Richard Biener <rguenther@suse.de>
29077 PR middle-end/70424
29078 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
29079 use alignment returned by get_pointer_alignment_1 if it is
29080 bigger than BITS_PER_UNIT.
29081 * builtins.c (get_pointer_alignment_1): Do not return true
29082 for alignment extracted from SSA info.
29084 2016-03-28 James Bowman <james.bowman@ftdichip.com>
29086 * config/ft32/ft32.opt (mnodiv): New.
29087 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
29088 * doc/invoke.texi (FT32 Options -mnodiv): New.
29090 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
29093 * config/i386/i386.md (define_split, andn): Fix modes.
29095 2016-03-26 Richard Biener <rguenther@suse.de>
29096 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
29099 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
29101 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
29102 as 2nd argument to cl_optimization_restore().
29104 2016-03-25 Richard Henderson <rth@redhat.com>
29107 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
29108 * config/aarch64/aarch64-protos.h: Declare it.
29109 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
29111 2016-03-25 Alan Modra <amodra@gmail.com>
29114 * config/rs6000/constraints.md (j): Simplify.
29115 * config/rs6000/predicates.md (easy_fp_constant): Exclude
29117 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
29118 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
29119 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
29120 in all constraint alternatives.
29121 (movtd_64bit_nodm): Delete "j" constraint alternative.
29123 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
29125 * tree-ssa-propagate.c: Enhance docs for
29126 SSA_PROP_NOT_INTERESTING.
29128 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
29130 * doc/extend.texi: Fix typo in documentation to pure attribute.
29132 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
29135 * config/pa/pa.md (bswapdi2): Use a scratch register.
29137 2016-03-24 Richard Henderson <rth@redhat.com>
29139 PR middle-end/69845
29140 * fold-const.c (extract_muldiv_1): Correct test for multiplication
29143 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
29145 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
29146 using ix86_expand_binary_operator instead of gen_andsi3.
29148 2016-03-24 Richard Biener <rguenther@suse.de>
29150 PR tree-optimization/70396
29151 * tree-vect-stmts.c (vectorizable_comparison): Use
29152 get_vectype_for_scalar_type.
29154 2016-03-24 Richard Biener <rguenther@suse.de>
29156 PR middle-end/70370
29157 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
29158 with register bases.
29160 2016-03-24 Richard Biener <rguenther@suse.de>
29162 PR tree-optimization/70372
29163 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
29164 build_all_ones_cst to also handle vector types correctly.
29166 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
29169 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
29172 2016-03-23 Marek Polacek <polacek@redhat.com>
29175 * doc/invoke.texi: Document -Wignored-attributes.
29177 2016-03-23 Bin Cheng <bin.cheng@arm.com>
29179 PR tree-optimization/69042
29180 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
29181 parameter from 30 to 40.
29183 2016-03-23 Bin Cheng <bin.cheng@arm.com>
29185 PR tree-optimization/69042
29186 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
29187 for use with constant offset stripped in base.
29189 2016-03-23 Richard Biener <rguenther@suse.de>
29191 PR middle-end/70251
29192 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
29193 mode compatibility check.
29194 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29196 2016-03-23 Jeff Law <law@redhat.com>
29198 PR tree-optimization/64058
29199 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
29201 (struct ssa_conflicts): Move up earlier in the file.
29202 (conflicts_, var_map_): New static variables.
29203 (initialize_conflict_count): New function to initialize the
29204 CONFLICT_COUNT field for each conflict pair.
29205 (compare_pairs): Lazily initialize the conflict count and use it
29206 as the first tie-breaker.
29207 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
29208 and wipe conflicts_ and map_ around the call to qsort. Remove
29209 special case for 2 coalesce pairs.
29210 * bitmap.c (bitmap_count_unique_bits): New function.
29211 (bitmap_count_bits_in_word): New function, extracted from
29213 (bitmap_count_bits): Use bitmap_count_bits_in_word.
29214 * bitmap.h (bitmap_count_unique_bits): Declare it.
29216 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
29219 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
29220 transparent alias chain for decl assembler name.
29221 * config/sol2.c (solaris_assemble_visibility): Likewise.
29223 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29225 * config/arm/arm1020e.md (1020call_op): Reduce reservation
29227 (v10_fdivs): Likewise.
29228 (v10_fdivd): Likewise.
29230 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29233 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
29234 to not call fclose twice on file.
29236 2016-03-23 Jakub Jelinek <jakub@redhat.com>
29238 PR tree-optimization/70354
29239 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
29240 oprnd0 is wider than oprnd1 and there is a cast from the wider
29241 type to oprnd1, mask it with the mask of the narrower type.
29244 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
29245 Optimize TARGET_STV splitters, if high or low word of last argument
29248 2016-03-22 Jeff Law <law@redhat.com>
29251 tree-ssa-threadbackward.c
29252 (fsm_find_control_statement_thread_paths): Correctly distinguish
29253 between old style jump threads vs FSM jump threads.
29255 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
29258 * config/i386/i386.c (scalar_chain::convert_op): Support
29259 uninitialized register usage case.
29261 2016-03-22 Richard Biener <rguenther@suse.de>
29263 PR middle-end/70251
29264 * genmatch.c (gen_transform): Adjust last parameter to a three-state
29266 (capture::gen_transform): ... to change behavior when substituting
29267 a condition into cond or not-cond expr context.
29268 (dt_simplify::gen_1): Adjust.
29269 * gimple-match-head.c: Include gimplify.h for unshare_expr.
29270 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
29271 last change and instead change to
29272 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
29273 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29275 2016-03-22 Anthony Green <green@moxielogic.com>
29277 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
29278 issue for moxiebox targets.
29279 (CC1PLUS_SPEC): Ditto.
29281 2016-03-22 Richard Biener <rguenther@suse.de>
29283 PR middle-end/70333
29284 * fold-const.c (extract_muldiv_1): Properly perform multiplication
29287 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
29289 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
29291 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
29294 * config/i386/i386.c (def_builtin): Handle
29295 OPTION_MASK_ISA_AVX512VL to be and-ed with other
29297 (const struct builtin_description bdesc_special_args[]):
29298 Remove duplicate ISA bits.
29300 2016-03-22 Jakub Jelinek <jakub@redhat.com>
29303 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
29304 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
29305 in a way that works also for AVX512BW.
29308 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
29309 instead of source if operands[1] is xmm16 and above and
29310 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
29311 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
29314 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
29315 on assign if (*from_p) is a comparison, set it to
29316 TREE_NO_WARNING (*from_p).
29318 2016-03-21 Jakub Jelinek <jakub@redhat.com>
29320 PR middle-end/70326
29321 * lra.c (restore_scratches): Ignore deleted insns.
29323 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
29324 Jakub Jelinek <jakub@redhat.com>
29326 PR tree-optimization/70317
29327 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
29330 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
29333 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
29334 of ix86_expand_move.
29336 (movti): Use general_operand for operand 1 predicate.
29338 2016-03-21 Martin Liska <mliska@suse.cz>
29340 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
29342 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
29344 2016-03-21 Martin Liska <mliska@suse.cz>
29347 * ipa-icf.c (sem_function::parse): Skip static
29348 constructors and destructors.
29350 2016-03-21 Jakub Jelinek <jakub@redhat.com>
29353 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
29354 function-like macro, peek following token(s) if it is followed
29355 by CPP_OPEN_PAREN token with optional padding in between, and
29356 if not, don't treat it like a macro.
29358 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
29359 Alexander Monakov <amonakov@ispras.ru>
29361 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
29362 for the stabs debug format.
29364 2016-03-21 Richard Biener <rguenther@suse.de>
29366 PR tree-optimization/70310
29367 * tree-vect-generic.c (expand_vector_condition): Fold the built
29370 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
29373 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
29374 Block third alternative for AVX-512VL target,
29376 2016-03-21 Martin Liska <mliska@suse.cz>
29379 * hsa-brig.c (emit_function_directives): Mark unemitted
29380 global variables for emission.
29381 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
29382 (get_symbol_for_decl): Likewise.
29383 * hsa.h (struct hsa_symbol): New flag.
29385 2016-03-21 Richard Biener <rguenther@suse.de>
29387 PR tree-optimization/70288
29388 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
29389 we do not estimate unsimplified all-constant conditionals or
29390 switches as optimized away.
29392 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
29394 PR rtl-optimization/69102
29395 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
29396 when we have a readonly dependency context.
29398 2016-03-18 Jeff Law <law@redhat.com>
29400 PR rtl-optimization/70263
29401 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
29402 (update_equiv_regs): When trying to move a store to after the insn
29403 that sets the source of the store, make sure the store occurs after
29404 the insn that sets the source of the store. When successful note
29405 the REG_EQUIV note created in the dump file.
29407 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
29408 Bernd Schmidt <bschmidt@redhat.com>
29410 * doc/extend.texi: Document more potential problems with basic asms.
29412 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
29414 PR rtl-optimization/70278
29415 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
29418 2016-03-18 Jason Merrill <jason@redhat.com>
29420 * calls.c (load_register_parameters): Fix zero size sibcall logic.
29422 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
29424 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
29425 values to 128b regs.
29427 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
29429 PR tree-optimization/70252
29430 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
29431 boolean vector has a proper number of elements.
29432 (supportable_narrowing_operation): Likewise.
29434 2016-03-18 Tom de Vries <tom@codesourcery.com>
29437 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
29439 2016-03-18 Jakub Jelinek <jakub@redhat.com>
29441 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
29442 instead of replace_rtx for DEBUG_INSNs.
29444 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29446 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
29447 load type reservations.
29449 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
29452 * config/pa/constraints.md: Revert 2015-02-13 change. Use
29453 define_constraint for "Q" and "T" constraints.
29455 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
29457 Tweak the pipeline model for Exynos M1
29459 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
29462 2016-03-17 David Malcolm <dmalcolm@redhat.com>
29465 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
29466 where one or both locations aren't within a line_map.
29468 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
29471 * opts.c (finish_options): Don't set flag_pie to the default if
29472 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
29475 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
29477 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
29478 true as ALL_REGS argument to replace_rtx.
29480 2016-03-17 Richard Biener <rguenther@suse.de>
29483 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
29486 2016-03-17 Jakub Jelinek <jakub@redhat.com>
29489 * rtl.h (replace_rtx): Add ALL_REGS argument.
29490 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
29491 equality and assert mode is the same, instead of just rtx pointer
29493 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
29494 true as ALL_REGS argument to replace_rtx.
29496 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
29498 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
29499 for boolean vector with vector mode only.
29500 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29502 2016-03-17 Nick Clifton <nickc@redhat.com>
29505 * config/rx/rx.c (rx_print_integer): Print negative constants in
29508 2016-03-17 Jakub Jelinek <jakub@redhat.com>
29511 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
29513 2016-03-16 Richard Henderson <rth@redhat.com>
29514 Richard Biener <rguenth@suse.de>
29516 PR middle-end/70240
29517 PR middle-end/68215
29519 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
29520 first operand as is_gimple_condexpr.
29522 PR middle-end/70240
29523 PR middle-end/68215
29525 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
29526 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
29527 Do not gimplify the result.
29528 (do_unop): Adjust call to tree_vec_extract.
29529 (do_binop): Likewise.
29530 (do_compare): Likewise.
29531 (do_plus_minus): Likewise.
29532 (do_negate): Likewise.
29533 (expand_vector_condition): Likewise.
29534 (do_cond): Likewise.
29536 2016-03-16 Richard Henderson <rth@redhat.com>
29539 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
29540 (aarch64_classify_address): Use it.
29541 (aarch64_legitimize_address): Force all subexpressions of PLUS
29542 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
29544 2016-03-16 Jakub Jelinek <jakub@redhat.com>
29545 Richard Biener <rguenth@suse.de>
29548 * rtlanal.c (replace_rtx): For REG, if from is a REG,
29549 return to even if only REGNO is equal, and assert
29552 2016-03-11 Jeff Law <law@redhat.com>
29554 PR rtl-optimization/70224
29555 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
29557 2016-03-16 Richard Henderson <rth@redhat.com>
29559 PR middle-end/70199
29560 * function.h (struct function): Add has_forced_label_in_static.
29561 * gimplify.c (force_labels_r): Set it.
29562 * lto-streamer-in.c (input_struct_function_base): Read it.
29563 * lto-streamer-out.c (output_struct_function_base): Write it.
29564 * tree-inline.c (has_label_address_in_static_1): Remove.
29565 (copy_forbidden): Remove fndecl parameter; test
29566 has_forced_label_in_static.
29567 (inline_forbidden_p): Update call to copy_forbidden.
29568 (tree_versionable_function_p): Likewise.
29569 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
29570 (chkp_versioning): Likewise.
29571 * tree-inline.h (copy_forbidden): Update decl.
29573 2016-03-16 Marek Polacek <polacek@redhat.com>
29576 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
29577 function being thunked if the result type doesn't have fixed size.
29578 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
29579 doesn't have fixed size.
29581 2016-03-16 Bin Cheng <bin.cheng@arm.com>
29583 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
29584 reporting malformed loop nest.
29586 2016-03-16 Tom de Vries <tom@codesourcery.com>
29589 * ipa-devirt.c (possible_polymorphic_call_targets): Move
29590 nodes.length () == 1 test to before first nodes[0] access.
29592 2016-03-16 Tom de Vries <tom@codesourcery.com>
29594 PR tree-optimization/68715
29595 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
29596 single_pred_p test.
29598 2016-03-16 Tom de Vries <tom@codesourcery.com>
29600 PR tree-optimization/68809
29601 * graphite-scop-detection.c (same_close_phi_node): Test if result types
29604 2016-03-16 Carlos O'Donell <carlos@redhat.com>
29605 Sandra Loosemore <sandra@codesourcery.com>
29607 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
29608 on leaf attribute. Mention ELF interposition problems.
29610 2016-03-16 Alan Modra <amodra@gmail.com>
29612 PR rtl-optimization/69195
29613 PR rtl-optimization/47992
29614 * ira.c (indirect_jump_optimize): Ignore artificial defs.
29617 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
29620 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
29622 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
29624 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
29626 2016-03-15 Jakub Jelinek <jakub@redhat.com>
29628 PR rtl-optimization/70222
29629 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
29630 optimization if mode is different from result_mode, queue up masking
29631 of the result in outer_op. Formatting fix.
29633 PR middle-end/70239
29634 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
29637 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29639 PR rtl-optimization/69032
29640 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
29641 looping backwards over basic block insns.
29643 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29646 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
29647 to non-speculative when propagating trap bits.
29649 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29651 PR rtl-optimization/63384
29652 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
29653 DEBUG_INSN_P insns.
29655 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29658 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
29659 factored out from ...
29660 (sched_analyze_insn): ... here.
29661 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
29662 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
29663 get_implicit_reg_pending_clobbers in it.
29664 (setup_id_reg_sets): Use setup_id_implicit_regs.
29665 (deps_init_id): Ditto.
29667 2016-03-15 Tom de Vries <tom@codesourcery.com>
29670 * cgraph.c (cgraph_node::get_body): Save, reset and restore
29672 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
29673 execute_function_dump.
29674 (execute_one_pass): Don't dump function if it will be dumped after ipa
29677 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
29679 * genrecog.c (match_pattern_2): If pred is NULL don't call
29680 safe_predicate_mode on it.
29682 2016-03-14 Jakub Jelinek <jakub@redhat.com>
29684 PR middle-end/70219
29685 * lra-constraints.c (delete_move_and_clobber): Change assertion
29686 to also allow dregno == 0.
29688 2016-03-14 Richard Henderson <rth@redhat.com>
29691 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
29692 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
29693 (reassociate_bb): Use optimize_vec_cond_expr; avoid
29694 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
29697 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
29700 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
29702 (lra_create_live_ranges_1): initialize hard register biggest_mode to
29704 * lra-constraints.c (split_reg): For hard regs, try to find the
29705 biggest single-register mode used in the function.
29707 2016-03-14 Richard Biener <rguenther@suse.de>
29709 PR tree-optimization/56365
29710 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
29711 constants to compare against.
29713 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
29716 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
29717 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
29718 (define_split for the GPR case): Use int_reg_operand instead of
29719 gpc_reg_operand for the output.
29721 2016-03-14 Tom de Vries <tom@codesourcery.com>
29723 PR tree-optimization/70045
29724 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
29725 create_empty_if_region_on_edge argument.
29727 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
29729 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
29730 (STACK_CHECK_PROTECT): Likewise.
29731 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
29732 (STACK_CHECK_PROTECT): Likewise.
29733 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
29734 (STACK_CHECK_PROTECT): Likewise.
29735 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
29736 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
29737 (STACK_CHECK_PROTECT): Likewise.
29739 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
29741 PR rtl-optimization/69307
29742 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
29743 registers in modes that span more than one register.
29745 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
29748 * lra-constraints.c (delete_move_and_clobber): New.
29749 (remove_inheritance_pseudos): Use it.
29751 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
29754 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
29755 the libcall is LCT_THROW.
29756 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
29757 for the checking routine.
29759 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
29762 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
29763 optimization if we have direct move.
29764 (roundu32<mode>2_fprs): Likewise.
29766 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
29769 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
29771 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
29772 Arguments swapped. All callers changed. Take reg_renumber into
29773 account, and Calculate and compare register ranges for hard regs.
29775 2016-03-11 Jeff Law <law@redhat.com>
29777 PR tree-optimization/70190
29778 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29779 Handle cases where we can not extract the taken edge, even though we
29780 found a constant value.
29782 PR tree-optimization/64058
29783 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
29784 (num_coalesce_pairs): Move up earlier in file.
29785 (find_coalesce_pair): Initialize the INDEX field for each pair
29787 (compare_pairs): No longer sort on the elements in each pair.
29788 Instead break ties with the index of the coalesce pair.
29790 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29793 * config/aarch64/aarch64-protos.h
29794 (aarch64_save_restore_target_globals): New prototype.
29795 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
29796 Call the above when popping pragma.
29797 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
29799 (aarch64_set_current_function): Rewrite using the above.
29801 2016-03-11 Jakub Jelinek <jakub@redhat.com>
29803 PR tree-optimization/70177
29804 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
29805 (extract_ops_from_tree): ... this. In the 2 argument
29806 overload remove _1 suffix.
29807 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
29808 (extract_ops_from_tree): ... this.
29809 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
29811 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
29812 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
29813 extract_ops_from_tree instead of 2 operand one.
29815 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
29817 PR tree-optimization/70013
29818 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
29819 for constant-pool entries.
29821 2016-03-11 Jakub Jelinek <jakub@redhat.com>
29823 PR rtl-optimization/70174
29824 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
29825 followed by gen_lowpart on force_reg instead of just gen_lowpart.
29827 PR tree-optimization/70169
29828 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
29829 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
29832 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
29833 Jakub Jelinek <jakub@redhat.com>
29836 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
29837 of uninitialized values.
29839 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29841 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
29843 ("*trunctddd2"): New pattern definition.
29844 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
29847 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29849 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
29850 definitions for BFP and DFP rounding modes.
29851 ("fixuns_truncdddi2", "fixuns_trunctddi2")
29852 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
29853 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
29854 ("fix_trunctf<mode>2"): Use the new constants instead of magic
29857 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29859 * config/s390/constraints.md: Adjust comment.
29860 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
29861 s390_decompose_addrstyle_without_index.
29862 * config/s390/predicates.md (shift_count_or_setmem_operand):
29863 Rename to setmem_operand.
29864 * config/s390/s390-protos.h
29865 (s390_decompose_shift_count): Rename to
29866 s390_decompose_addrstyle_without_index.
29867 * config/s390/s390.c (s390_decompose_shift_count)
29868 (s390_mem_constraint, print_shift_count_operand)
29869 (print_operand_address, print_operand): Rename
29870 s390_decompose_shift_count to
29871 s390_decompose_addrstyle_without_index and rename
29872 print_shift_count_operand to print_addrstyle_operand troughout the
29874 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
29875 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
29876 Rename shift_count_or_setmem_operand to setmem_operand.
29877 * config/s390/vx-builtins.md ("vec_insert<mode>")
29878 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
29881 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29884 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
29885 Handle overlapping retval and newval.
29887 2016-03-10 Nick Clifton <nickc@redhat.com>
29890 * config/aarch64/aarch64.c
29891 (aarch64_override_options_after_change_1): When forcing
29892 flag_omit_frame_pointer to be true, use a special value that can
29893 be detected if this function is called again, thus preventing
29894 flag_omit_leaf_frame_pointer from being forced to be false.
29896 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29898 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
29899 Set x_flag_omit_leaf_frame_pointer when handling
29900 -momit-leaf-frame-pointer.
29902 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29905 * cgraph.c (cgraph_node::dump): Dump split_part and
29906 indirect_call_target.
29907 * cgraph.h (cgraph_node): Add indirect_call_target flag.
29908 * ipa.c (has_addr_references_p): Cleanup.
29909 (is_indirect_call_target_p): New.
29910 (walk_polymorphic_call_targets): Do not mark virtuals that may be
29911 called indirectly as local.
29912 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
29914 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29917 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
29918 on cxa_pure_virtual.
29920 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29923 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
29925 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29928 * tree.c (need_assembler_name_p): Only record main variant type names.
29930 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
29933 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
29934 Always define to 0 or 1.
29935 (TARGET_FIX_ERR_A53_843419): New macro.
29936 * config/aarch64/aarch64-elf-raw.h
29937 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
29938 * config/aarch64/aarch64-linux.h: Likewise.
29939 * config/aarch64/aarch64.c
29940 (aarch64_override_options_after_change_1): Do not default
29941 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
29943 (aarch64_attributes): Handle fix-cortex-a53-843419.
29944 (aarch64_can_inline_p): Likewise.
29945 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
29947 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
29948 Jakub Jelinek <jakub@redhat.com>
29950 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
29951 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
29952 DECL_COMMONS if flag_unconstrained_commons is set.
29953 * tree-dfa.c (get_ref_base_and_extent): Likewise.
29954 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
29955 (funconstrained-commons): Document.
29957 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
29959 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
29960 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
29962 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
29964 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
29965 has a proper number of elements.
29967 2016-03-10 Alan Modra <amodra@gmail.com>
29969 PR rtl-optimization/69195
29970 PR rtl-optimization/47992
29971 * ira.c (recorded_label_ref): Delete.
29972 (update_equiv_regs): Return void.
29973 (indirect_jump_optimize): New function.
29974 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
29975 before regstat_compute_ri. Don't rebuild_jump_labels here.
29976 Delete update_regstat.
29978 2016-03-10 Richard Biener <rguenther@suse.de>
29980 PR tree-optimization/70128
29981 * tree-ssa-structalias.c (set_uids_in_ptset): Set
29982 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
29984 2016-03-09 Jakub Jelinek <jakub@redhat.com>
29986 PR tree-optimization/70152
29987 * tree-sra.c (replace_removed_params_ssa_names): Copy over
29988 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
29991 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
29992 instead of gen_sse2_loadlpd.
29993 * config/i386/sse.md (*vec_concatv2df): Rename to...
29994 (vec_concatv2df): ... this.
29996 PR tree-optimization/70127
29997 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
29999 2016-03-09 David Malcolm <dmalcolm@redhat.com>
30003 * diagnostic-show-locus.c (compatible_locations_p): New function.
30004 (layout::layout): Sanitize ranges using compatible_locations_p.
30006 2016-03-09 David Malcolm <dmalcolm@redhat.com>
30010 * diagnostic-show-locus.c (layout_range::layout_range): Replace
30011 location_range param with three const expanded_locations * and a
30013 (layout::layout): Replace call to
30014 rich_location::lazily_expand_location with get_expanded_location.
30015 Extract the range and perform location expansion here, passing
30016 the results to the layout_range ctor.
30017 * diagnostic.c (source_range::debug): Delete.
30018 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
30019 of rich_location::get_expanded_location.
30020 * gcc-rich-location.c (get_range_for_expr): Delete.
30021 (gcc_rich_location::add_expr): Reimplement to avoid the
30022 rich_location::add_range overload that took a location_range,
30023 passing a location_t instead.
30025 2016-03-09 Richard Biener <rguenther@suse.de>
30026 Jakub Jelinek <jakub@redhat.com>
30028 PR tree-optimization/70138
30029 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
30030 Also skip vect_double_reduction_def.
30032 2016-03-09 Jakub Jelinek <jakub@redhat.com>
30035 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
30036 if the operand is "m".
30038 2016-03-09 Nathan Sidwell <nathan@acm.org>
30040 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
30042 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
30044 * config/i386/i386.c (processor_target_table): Fix cost table
30045 intialization order for znver1.
30047 2016-03-08 Jakub Jelinek <jakub@redhat.com>
30049 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
30050 - becuase -> because.
30051 * ipa-reference.c (ignore_module_statics): Likewise.
30052 * cgraph.c (cgraph_node::get_body): Likewise.
30053 * ipa-inline.c (early_inliner): Likewise.
30054 * ipa-devirt.c (types_same_for_odr): Likewise.
30055 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
30056 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
30058 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30060 * tree-ssa-math-opts.c: Fix typo in comment.
30062 2016-03-08 Jakub Jelinek <jakub@redhat.com>
30065 * config/i386/i386.c (scalar_chain::make_vector_copies,
30066 scalar_chain::convert_reg): Call end_sequence in between
30067 get_insns and emit_conversion_insns rather than after both
30070 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
30073 * config/i386/i386.h (machine_function): Add
30074 pc_thunk_call_expanded flag.
30075 (ix86_pc_thunk_call_expanded): New define.
30076 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
30077 (*set_got): Rename insn pattern from set_got.
30078 (*set_got_labelled): Rename inst pattern from set_got_labelled.
30079 * config/i386/i386.c (ix86_compute_frame_layout): Use
30080 ix86_pc_thunk_call_expanded to prevent red-zone.
30082 2016-03-07 Martin Jambor <mjambor@suse.cz>
30084 * hsa.h (hsa_get_ctor_statements): Declare.
30085 (hsa_get_dtor_statements): Likewise.
30086 (hsa_get_kernel_dispatch_type): Likewise.
30087 * hsa.c (hsa_get_ctor_statements): New function.
30088 (hsa_get_dtor_statements): Likewise.
30089 (hsa_get_kernel_dispatch_type): Likewise.
30090 * hsa-brig.c (hsa_cdtor_statements): Removed.
30091 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
30092 hsa_get_dtor_statements.
30093 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
30094 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
30096 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
30098 * config/arm/arm-cores.def (cortex-r8): New.
30099 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
30100 * config/arm/arm-tune.md: Likewise.
30101 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
30103 2016-03-07 Martin Sebor <msebor@redhat.com>
30105 PR rtl-optimization/19705
30106 * doc/invoke.texi (Options That Control Optimization): Clarify
30107 -fno-branch-count-reg.
30109 2016-02-26 Richard Biener <rguenther@suse.de>
30110 Jeff Law <law@redhat.com>
30112 PR tree-optimization/69740
30113 * cfghooks.c (remove_edge): Request loop fixups if we delete
30114 an edge that might turn an irreducible loop into a natural
30116 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
30117 Move after definition of loops_state_clear.
30119 2016-03-07 Bin Cheng <bin.cheng@arm.com>
30121 PR rtl-optimization/69052
30122 * rtlanal.c (commutative_operand_precedence): Set higher precedence
30125 2016-03-07 Tom de Vries <tom@codesourcery.com>
30127 PR tree-optimization/70116
30128 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
30129 is_tm_ending stmts and ubsan/asan internal functions.
30130 (find_duplicate): Use it. Don't test is_tm_ending here.
30132 2016-03-07 Richard Biener <rguenther@suse.de>
30134 PR tree-optimization/70115
30135 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
30136 (propagate_constants_for_unrolling): Use replace_uses_by.
30138 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
30140 PR middle-end/69916
30141 * omp-low.c (struct oacc_loop): Add ifns.
30142 (new_oacc_loop_raw): Initialize it.
30143 (finish_oacc_loop): Clear mask & flags if no ifns.
30144 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
30145 (oacc_loop_xform_loop): Add ifns arg & adjust.
30146 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
30148 2016-03-07 Richard Henderson <rth@redhat.com>
30151 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
30152 (insert_value_copy_on_edge): Likewise.
30154 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30156 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
30158 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
30161 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
30163 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
30165 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
30167 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
30169 Fix sseimul type attribute.
30170 * config/i386/znver1.md
30171 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
30172 znver1_sseimul_avx256_load) : Fix the type attribute.
30173 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
30174 pipe usage and latency.
30176 2016-03-05 Jakub Jelinek <jakub@redhat.com>
30179 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
30180 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
30183 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
30186 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
30188 PR rtl-optimization/69941
30189 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
30190 the reg share its mode.
30192 2016-03-04 Jeff Law <law@redhat.com>
30194 PR tree-optimization/69196
30195 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30196 If the both SSA_NAMEs are anonymous, then consider them unassociated
30197 and include the PHI in the statement count.
30199 2016-03-05 Tom de Vries <tom@codesourcery.com>
30201 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
30202 construct in oacc routine. Check for oacc region in oacc routine.
30204 2016-03-04 Jakub Jelinek <jakub@redhat.com>
30207 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
30208 2016-02-22 changes, instead don't recurse if RECUR is already true.
30209 Don't change *dynamic_check if RECUR. Adjust recursive caller
30210 to pass true to the new argument.
30211 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
30214 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
30215 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
30217 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
30219 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
30221 PR rtl-optimization/57676
30222 * lra-assigns.c (lra_assign): Guard test for maximum iterations
30223 with flag_checking.
30225 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
30227 * tree-vect-patterns.c (search_type_for_mask): Handle
30228 comparison of booleans.
30230 2016-03-04 Jakub Jelinek <jakub@redhat.com>
30232 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
30236 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
30237 all other ops that have dw_val_class_die_ref operands,
30238 and DW_OP_GNU_entry_value.
30240 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30242 PR rtl-optimization/69904
30243 * config/arm/arm.c (arm_cannot_copy_insn_p):
30244 Return true for load-exclusive instructions.
30246 2016-03-03 Jakub Jelinek <jakub@redhat.com>
30249 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
30250 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
30251 the pattern no matter if it is used just by non-pattern, pattern
30253 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
30254 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
30255 oprnd1 def_stmt is in pattern, don't look through it.
30257 2016-03-03 Marek Polacek <polacek@redhat.com>
30259 PR middle-end/70050
30260 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
30262 2016-03-03 Martin Liska <mliska@suse.cz>
30264 PR tree-optimization/70043
30265 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
30266 previous statement if we see a debug statement.
30268 2016-03-03 Richard Biener <rguenther@suse.de>
30270 PR tree-optimization/55936
30271 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
30272 parameter and guard unsafe equivalence use.
30273 (vrp_evaluate_conditional_warnv_with_ops): Always use
30274 safe equivalences but not via the quadratic compare_names
30277 2016-03-03 Michael Collison <michael.collison@linaro.org>
30280 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
30281 for operand 1 to s_register_operand. Change predicate for operand
30282 2 to arm_not_immediate_operand.
30284 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
30286 * doc/tm.texi: Regenerated.
30288 2016-03-02 Richard Henderson <rth@redhat.com>
30291 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
30292 simplification when all args are positive non-fixed registers.
30294 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30296 * target.def (lra_p): Specify that new ports should use LRA.
30298 2016-03-02 Jakub Jelinek <jakub@redhat.com>
30301 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
30302 gimplify_type_sizes the type they refer to.
30303 (omp_notice_variable): Handle reference vars to VLAs.
30304 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
30305 reference to VLA decls in the second pass instead of first pass.
30307 2016-03-02 Tom de Vries <tom@codesourcery.com>
30309 PR tree-optimization/68659
30310 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
30311 new_expr == NULL_TREE.
30312 (get_new_name): Handle ADDR_EXPR.
30314 2016-03-02 Bin Cheng <bin.cheng@arm.com>
30316 PR rtl-optimization/69052
30317 * loop-invariant.c (canonicalize_address): New function.
30318 (inv_can_prop_to_addr_use): Check validity of address expression
30319 which is canonicalized by above function.
30321 2016-03-02 Alan Modra <amodra@gmail.com>
30324 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
30327 2016-03-02 Jakub Jelinek <jakub@redhat.com>
30330 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
30331 (*movhi_internal): Put mask moves from and to memory separately
30332 from moves from/to GPRs.
30334 2016-03-02 Richard Biener <rguenther@suse.de>
30336 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
30337 GENERIC expressions in GIMPLE.
30339 2016-03-02 Richard Biener <rguenther@suse.de>
30341 * config/i386/i386.c (type_natural_mode): Fix typo.
30343 2016-03-02 Nick Clifton <nickc@redhat.com>
30345 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
30347 2016-03-02 Richard Biener <rguenther@suse.de>
30348 Uros Bizjak <ubizjak@gmail.com>
30351 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
30353 2016-03-02 Richard Biener <rguenther@suse.de>
30355 PR middle-end/67278
30356 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
30358 2016-03-02 Marek Polacek <polacek@redhat.com>
30361 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
30362 "is promoted to" warning.
30364 2016-03-01 DJ Delorie <dj@redhat.com>
30366 * config.gcc: Deprecate mep-*.
30368 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
30370 PR middle-end/70025
30371 * lra-constraints.c (regno_val_use_in): New.
30372 (match_reload): Use it instead of regno_use_in.
30374 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
30376 PR rtl-optimization/70007
30377 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
30378 references present in REG_EQUAL notes attached to non-SET patterns.
30380 2016-03-01 Jeff Law <law@redhat.com>
30382 PR tree-optimization/69196
30383 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30384 Appropriately clamp the number of statements to copy when the
30385 thread path does not traverse a loop backedge.
30387 PR tree-optimization/69196
30388 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30389 Do count some PHIs in the thread path against the insn count. Decrease
30390 final statement count by one as the control statement in the last
30391 block will get removed. Remove special cased code for handling PHIs
30394 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
30397 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
30398 asm dialect alternatives to explicit GOTPCREL calls.
30400 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
30403 * ira.c (do_reload): Issue warning for generic stack checking here...
30404 * reload1.c (reload): ...instead of here and streamline it.
30406 2016-03-01 Nick Clifton <nickc@redhat.com>
30408 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
30410 2016-03-01 Richard Biener <rguenther@suse.de>
30412 PR tree-optimization/69983
30413 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
30414 types and fall back to operand_equal_p.
30416 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30419 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30421 * config/s390/constraints.md ("jm8"): New constraint.
30422 * config/s390/predicates.md ("const_int_8bitset_operand"): New
30424 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
30426 ("*setmem_long<setmem_and>"): New pattern.
30427 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
30429 ("*setmem_long_31z<setmem_and>"): New pattern.
30430 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
30431 New substitution rules with the required attributes.
30434 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30437 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30439 * gensupport.c (process_substs_on_one_elem): Split loop to
30440 complete mark_operands_used_in_match_dup on all expressions in the
30442 (adjust_operands_numbers): Inline into process_substs_on_one_elem
30443 and remove function.
30445 2016-03-01 Richard Biener <rguenther@suse.de>
30447 PR middle-end/70022
30448 * fold-const.c (fold_indirect_ref_1): Fix range checking for
30449 vector BIT_FIELD_REF extract.
30451 2016-03-01 Richard Biener <rguenther@suse.de>
30453 PR tree-optimization/69994
30454 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
30456 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
30458 PR tree-optimization/69956
30459 * tree-vect-stmts.c (supportable_widening_operation): Support
30460 multi-step conversion of boolean vectors.
30461 (supportable_narrowing_operation): Likewise.
30463 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30465 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
30468 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30470 * config/s390/subst.md (DSI_VI): New mode iterator.
30471 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
30472 * config/s390/vector.md ("vec_set<mode>"): Move expander before
30473 the insn definition.
30474 ("*vec_set<mode>"): Change predicate and add alternative to
30475 support only either register or const_int operands as element
30477 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
30479 ("vec_extract<mode>"): New expander.
30480 ("*vec_extract<mode>"): New insn definition supporting reg and
30481 const_int element selectors.
30482 ("*vec_extract<mode>_plus"): New insn definition supporting
30483 reg+const_int element selectors.
30484 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
30485 following expander+insn definition.
30486 ("<vec_shifts_name><mode>3"): New expander.
30487 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
30489 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30491 * config/s390/s390.md ("*tabort_1"): Change predicate to
30492 nonmemory_operand. Add a second alternative to cover
30493 register as well as const int operands.
30494 ("*tabort_1_plus"): New pattern definition.
30496 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30498 * config/s390/s390.md ("*ashrdi3_cc_31")
30499 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
30500 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
30501 Merge insn definitions into ...
30502 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30503 New pattern definition.
30504 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
30505 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
30506 ("*ashr<mode>3_and"): Merge insn definitions into ...
30507 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30508 New pattern definition.
30509 * config/s390/subst.md ("addr_style_op_cc_subst")
30510 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
30511 substitutions patterns plus attributes.
30512 Add ashiftrt to SUBST iterator.
30514 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30516 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
30517 op2 to nonmemory_operand.
30518 ("*<shift>di3_31", "*<shift>di3_31_and"):
30519 Merge into single pattern definition ...
30520 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
30521 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
30522 pattern definition ...
30523 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
30524 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
30527 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30529 * config/s390/predicates.md (const_int_6bitset_operand): New
30531 * config/s390/s390.md: Include subst.md.
30532 ("rotl<mode>3"): New expander.
30533 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
30535 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
30536 * config/s390/subst.md: New file.
30538 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30540 * config/s390/s390.md ("op_type", "atype", "length" attributes):
30541 Remove RRR type. It doesn't really exist.
30542 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
30544 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
30545 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
30546 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
30547 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
30548 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
30549 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
30550 `enabled' attribute.
30552 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30554 * gensupport.c (process_substs_on_one_elem): Split loop to
30555 complete mark_operands_used_in_match_dup on all expressions in the
30557 (adjust_operands_numbers): Inline into process_substs_on_one_elem
30558 and remove function.
30560 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
30563 * config/sparc/sparc.c (NWORDS_UP): Rename to...
30564 (CEIL_NWORDS): ...this. Use CEIL macro.
30565 (compute_fp_layout): Adjust to above renaming.
30566 (function_arg_union_value): Likewise.
30567 (sparc_arg_partial_bytes): Likewise.
30568 (sparc_function_arg_advance): Likewise.
30570 2016-02-29 Jeff Law <law@redhat.com>
30572 PR tree-optimization/70005
30573 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
30574 where an object with a boolean range is compared against a value
30577 PR tree-optimization/69999
30578 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
30579 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
30582 2016-02-29 Richard Biener <rguenther@suse.de>
30584 PR tree-optimization/69994
30585 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
30586 (get_unary_op): Look through nop conversions.
30587 (ops_equal_values_p): New function, look for equality diregarding
30589 (eliminate_plus_minus_pair): Use ops_equal_values_p
30590 (repropagate_negates): Do not use get_unary_op here.
30592 2016-02-29 Martin Liska <mliska@suse.cz>
30594 * system.h: Poison ENABLE_CHECKING macro.
30596 2016-02-29 Martin Liska <mliska@suse.cz>
30598 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
30599 is presented in dump flags.
30600 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
30601 (hsa_regalloc): Likewise.
30603 2016-02-19 Richard Biener <rguenther@suse.de>
30605 PR tree-optimization/69980
30606 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
30607 permutation of those we need to keep.
30609 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
30612 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
30613 (NWORDS_UP): ...this
30614 (init_cumulative_args): Minor tweaks.
30615 (sparc_promote_function_mode): Likewise.
30616 (scan_record_type): Delete.
30617 (traverse_record_type): New function template.
30618 (classify_data_t): New structure type.
30619 (classify_registers): New inline function.
30620 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
30621 exhausted. Instantiate traverse_record_type on classify_registers and
30622 deal with the case of a structure passed in slot #15 with no FP field
30624 (assign_data_t): New structure type.
30625 (compute_int_layout): New static function.
30626 (compute_fp_layout): Likewise.
30627 (count_registers): New inline function.
30628 (assign_int_registers): New static function.
30629 (assign_fp_registers): Likewise.
30630 (assign_registers): New inline function.
30631 (function_arg_record_value_1): Delete.
30632 (function_arg_record_value_2): Likewise.
30633 (function_arg_record_value_3): Likewise.
30634 (function_arg_record_value): Adjust to above changes. Instantiate
30635 traverse_record_type on count_registers to first count the number of
30636 registers to be used and then on assign_registers to assign them.
30637 (function_arg_union_value): Adjust to above renaming.
30638 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
30639 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
30640 case of a structure passed in slot #15
30641 (sparc_function_arg_advance): Likewise.
30642 (function_arg_padding): Minor tweak.
30644 2016-02-29 Richard Biener <rguenther@suse.de>
30646 PR tree-optimization/69720
30647 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
30648 the adjustment_def path for possibly vectorized defs.
30649 (vect_create_epilog_for_reduction): Handle vectorized initial
30652 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
30654 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
30656 2016-02-27 Jeff Law <law@redhat.com>
30659 2016-02-26 Richard Biener <rguenther@suse.de>
30660 Jeff Law <law@redhat.com>
30662 PR tree-optimization/69740
30663 * cfghooks.c (remove_edge): Request loop fixups if we delete
30664 an edge that might turn an irreducible loop into a natural
30667 2016-02-27 Jakub Jelinek <jakub@redhat.com>
30669 PR rtl-optimization/69896
30670 * tree-vect-generic.c (get_compute_type): Avoid single element
30673 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
30675 Rename the AArch64 tuning option and related functions to enable the
30676 Newton series for the reciprocal square root to reflect its
30677 approximative characteristic.
30679 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
30680 function to "aarch64_emit_approx_rsqrt".
30681 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
30682 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
30683 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
30684 (xgene1_tunings): Likewise.
30685 (use_rsqrt_p): Likewise.
30686 (aarch64_emit_swrsqrt): Use new function name.
30687 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
30688 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
30689 text explaining this option.
30690 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
30692 2016-02-26 Jakub Jelinek <jakub@redhat.com>
30695 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
30696 complain about -mallow-movmisalign without -mvsx if
30697 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
30699 2016-02-26 Joel Sherrill <joel@rtems.org>
30701 * config.gcc: Add x86_64-*-rtems*.
30702 * config/i386/rtems-64.h: New file.
30704 2016-02-26 Joel Sherrill <joel@rtems.org>
30706 * config.gcc: Add aarch64-*-rtems*.
30707 * config/aarch64/rtems.h: New file.
30709 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
30712 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
30713 shift amount using %h. Add comment.
30715 2016-02-26 Richard Biener <rguenther@suse.de>
30716 Jeff Law <law@redhat.com>
30718 PR tree-optimization/69740
30719 * cfghooks.c (remove_edge): Request loop fixups if we delete
30720 an edge that might turn an irreducible loop into a natural
30723 2016-02-26 Martin Jambor <mjambor@suse.cz>
30725 PR middle-end/69920
30726 * tree-sra.c (sra_modify_assign): Do not remove loads of
30727 uninitialized aggregates to SSA_NAMEs.
30729 2016-02-26 Richard Henderson <rth@redhat.com>
30732 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
30733 pseudo in case the target rtx matches the source of the left
30736 2016-02-26 Martin Jambor <mjambor@suse.cz>
30739 * hsa.h (hsa_type_packed_p): Declare.
30740 * hsa.c (hsa_type_packed_p): New function.
30741 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
30743 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
30744 * hsa-brig.c (emit_basic_insn): Likewise.
30746 2016-02-26 Martin Jambor <mjambor@suse.cz>
30749 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
30751 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
30753 2016-02-26 Martin Jambor <mjambor@suse.cz>
30755 * hsa.h (is_a_helper): New overload for hsa_op_immed for
30756 hsa_op_with_type operands.
30757 (hsa_unsigned_type_for_type): Declare.
30758 * hsa.c (hsa_unsigned_type_for_type): New function.
30759 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
30760 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
30761 the finalizer. Do not emit extra move.
30763 2016-02-26 Martin Jambor <mjambor@suse.cz>
30765 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
30766 atomic operations in private segment.
30768 2016-02-26 Martin Jambor <mjambor@suse.cz>
30770 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
30771 statements to wi->info. Also disallow omp simd constructs.
30772 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
30773 for not gridifying. Dump special string for omp_for.
30775 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30778 * config/aarch64/aarch64.c (aarch64_set_current_function):
30779 Save/restore target globals when switching to
30780 target_option_default_node.
30782 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30785 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
30786 Return 0 if !SHIFT_COUNT_TRUNCATED.
30788 2016-02-26 Jakub Jelinek <jakub@redhat.com>
30789 Eric Botcazou <ebotcazou@adacore.com>
30791 PR rtl-optimization/69891
30792 * dse.c (scan_insn): If we can't figure out memset arguments
30793 or they are non-constant, call clear_rhs_from_active_local_stores.
30795 2016-02-26 Martin Liska <mliska@suse.cz>
30797 * doc/extend.texi: Mention clog10, clog10f an clog10l
30798 in Builtins section.
30800 2016-02-26 Martin Liska <mliska@suse.cz>
30802 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
30804 (resolve_args_picking_1): Likewise.
30805 * dwarf2out.h (struct GTY): Likewise.
30807 2016-02-26 Martin Liska <mliska@suse.cz>
30809 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
30810 with flag_checking.
30811 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
30813 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
30814 Martin Liska <mliska@suse.cz>
30816 * doc/install.texi: Mention --enable-valgrind-annotations.
30818 2016-02-26 Richard Biener <rguenther@suse.de>
30820 PR tree-optimization/69551
30821 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
30822 looking through aliases adjust DECL_PT_UID to refer to the
30823 ultimate alias target.
30825 2016-02-25 Martin Liska <mliska@suse.cz>
30827 PR middle-end/69919
30828 * alloc-pool.c (after_memory_report): New variable.
30829 * alloc-pool.h (base_pool_allocator ::release): Do not use
30830 the infrastructure if after_memory_report.
30831 * toplev.c (toplev::main): Mark after memory report.
30833 2016-02-25 Richard Biener <rguenther@suse.de>
30835 PR tree-optimization/48795
30836 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
30838 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
30841 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
30842 offloading is enabled and -fopenacc or -fopenmp is specified.
30843 (CRTOFFLOADEND): Likewise.
30844 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
30845 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
30846 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
30847 (offload_objects_file_name): New static var.
30848 (tool_cleanup): Remove offload_objects_file_name file.
30849 (find_offloadbeginend): Replace with ...
30850 (find_crtoffloadtable): ... this.
30851 (run_gcc): Remove offload_argc and offload_argv.
30852 Get offload_objects_file_name from -foffload-objects=... option.
30853 Read names of object files with offload from this file, pass them to
30854 compile_images_for_offload_targets. Don't call find_offloadbeginend and
30855 don't pass offloadbegin and offloadend to the linker. Don't pass
30856 offload non-LTO files to the linker, because now they're not claimed.
30858 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
30861 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
30862 on builtin_unreachable.
30864 2016-02-25 Jakub Jelinek <jakub@redhat.com>
30866 PR rtl-optimization/69896
30867 * regcprop.c: Include cfgrtl.h.
30868 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
30869 than remembered mode, either delete it (if noop_move_p), or
30870 treat like copy_p but not noop_p instruction.
30872 2016-02-24 Jakub Jelinek <jakub@redhat.com>
30875 * dwarf2out.c (gen_variable_die): Work around buggy LTO
30876 - allow NULL decl for Fortran DW_TAG_common_block variables.
30878 2016-02-24 Jason Merrill <jason@redhat.com>
30880 * common.opt (flifetime-dse): Add -flifetime-dse=1.
30882 2016-02-24 Richard Biener <rguenther@suse.de>
30883 Jakub Jelinek <jakub@redhat.com>
30885 PR middle-end/69760
30886 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
30887 conditionally executed ops to well-defined overflow behavior.
30889 2016-02-24 Jakub Jelinek <jakub@redhat.com>
30891 PR middle-end/69915
30892 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
30895 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30897 PR rtl-optimization/69886
30898 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
30899 argument. Use it when checking validity of set instructions.
30900 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
30901 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
30903 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
30904 * store-motion.c (find_moveable_store): Update
30905 can_assign_to_reg_without_clobbers_p callsite.
30907 2016-02-24 Richard Biener <rguenther@suse.de>
30909 PR middle-end/68963
30910 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
30912 (record_nonwrapping_iv): Do not fall back to the low/high bound
30913 for non-constant IV bases if the stmt is not always executed.
30915 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30917 * config/arm/arm-cores.def (cortex-a32): New entry.
30918 * config/arm/arm-tables.opt: Regenerate.
30919 * config/arm/arm-tune.md: Regenerate.
30920 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
30921 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
30922 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
30923 for -mcpu and -mtune.
30925 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30928 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
30929 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
30930 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
30931 (atomic_loaddi_1): Delete.
30932 (atomic_loaddi): Rewrite expander using the above changes.
30934 2016-02-24 Jakub Jelinek <jakub@redhat.com>
30937 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
30940 2016-02-24 Jakub Jelinek <jakub@redhat.com>
30941 Richard Biener <rguenth@suse.de>
30943 PR middle-end/69909
30944 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
30945 set_mem_attributes if tem is SSA_NAME which got expanded
30948 2016-02-24 Richard Biener <rguenther@suse.de>
30950 PR tree-optimization/69907
30951 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
30952 end of permutations for BB vectorization.
30954 2016-02-24 Christian Bruel <christian.bruel@st.com>
30956 * config/arm/arm-c.c (arm_option_override): Initialize
30957 target_option_current_node.
30958 * config/arm/arm.c (arm_pragma_target_parse): Replace
30959 build_target_option_node call by target_option_current_node.
30960 Set target_option_current_node.
30963 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
30966 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
30967 define_insn_and_split to define_insn.
30968 (zero_extendqi<mode>2_dot2): Same.
30969 (extendqi<mode>2_dot): Same.
30970 (extendqi<mode>2_dot2): Same.
30972 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
30974 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
30975 and add bypass for AES{D,E} and AESMC pairs.
30976 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
30979 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
30981 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
30982 series for reciprocal square root in Exynos M1.
30984 2016-02-23 Martin Sebor <msebor@redhat.com>
30987 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
30988 __builtin_alloca_with_align.
30990 2016-02-23 Richard Henderson <rth@redhat.com>
30992 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
30993 (ix86_register_pragmas): Remove __seg_tls.
30994 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
30995 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
30996 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
30997 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
30998 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
30999 * doc/extend.texi (__seg_tls): Remove item.
31001 2016-02-23 Richard Biener <rguenther@suse.de>
31003 * alloc-pool.h (struct allocation_object): Make id member
31004 conditional on CHECKING_P again.
31005 (get_instance): Adjust.
31006 (base_pool_allocator): Likewise.
31008 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
31010 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
31011 (parallelize_loops): In OpenACC kernels mode, set n_threads to
31013 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
31015 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
31017 2016-02-23 Richard Biener <rguenther@suse.de>
31019 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
31020 * bitmap.h (struct bitmap_usage): Likewise.
31021 (bitmap_move): Declare.
31022 * bitmap.c (register_overhead): Take size_t argument.
31023 (bitmap_move): New function.
31024 * df-problems.c (df_rd_transfer_function): Use bitmap_move
31025 to properly account overhead.
31026 * tree.c (free_node): Use tree_size.
31028 2016-02-23 Jakub Jelinek <jakub@redhat.com>
31031 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
31032 when inverting comparison.
31035 * common.opt (Wunreachable-code): Add Warning flag.
31037 2016-02-23 Mark Wielaard <mjw@redhat.com>
31038 Jakub Jelinek <jakub@redhat.com>
31041 * cgraphunit.c (check_global_declaration): Check main_input_filename
31042 and DECL_SOURCE_FILE are not NULL.
31044 2016-02-23 Martin Jambor <mjambor@suse.cz>
31046 PR tree-optimization/69666
31047 * tree-sra.c (sra_modify_assign): Do not attempt to create
31048 default_def replacements for unscalarizable regions.
31050 2016-02-20 Mark Wielaard <mjw@redhat.com>
31053 * cgraphunit.c (check_global_declaration): Check level of
31054 warn_unused_const_variable and main_input_filename.
31055 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
31056 (-Wunused-variable): For C implies -Wunused-const-variable=1.
31057 (-Wunused-const-variable): Explain levels 1 and 2.
31059 2016-02-22 Jakub Jelinek <jakub@redhat.com>
31062 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
31063 identical arguments. Formatting and spelling fixes.
31066 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
31071 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
31072 and m68k-devices.def.
31073 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
31074 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
31076 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
31078 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
31079 and HImode registers.
31081 2016-02-22 Richard Biener <rguenther@suse.de>
31083 PR tree-optimization/69882
31084 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
31085 preserve permutations present because of gaps.
31086 (vect_supported_load_permutation_p): Always continue checking
31087 permutations after vect_attempt_slp_rearrange_stmts.
31089 2016-02-22 Bin Cheng <bin.cheng@arm.com>
31091 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
31092 min_profitable_estimate, rather than min_profitable_iters.
31094 2016-02-22 Jakub Jelinek <jakub@redhat.com>
31097 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
31098 SImode for last match_operand.
31100 2016-02-22 Martin Liska <mliska@suse.cz>
31102 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
31103 return bitsize - 1 as the return value.
31105 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
31109 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
31110 Handle negative shift counts.
31111 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
31112 force_reg on the shift constant.
31113 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
31114 (lshrsi3_d): Handle negative shift counts.
31116 2016-02-22 Richard Biener <rguenther@suse.de>
31117 Tom de Vries <tom@codesourcery.com>
31119 * graph.c: Include dumpfile.h.
31120 (print_graph_cfg): Split into three overloads.
31121 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
31123 2016-02-22 Tom de Vries <tom@codesourcery.com>
31125 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
31128 2016-02-22 Richard Biener <rguenther@suse.de>
31131 * ipa-inline-transform.c (inline_call): When not updating
31132 overall summaries adjust self size by the growth estimate.
31133 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
31134 hash-set, do not update overall summaries here. Renamed from ...
31135 (inline_to_all_callers): ... this which is now wrapping the
31136 above and performing delayed overall summary update.
31137 (early_inline_small_functions): Delay updating of the overall
31140 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
31142 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
31145 2016-02-19 Jakub Jelinek <jakub@redhat.com>
31148 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
31149 :%* in %:gt() argument.
31150 (greater_than_spec_func): Adjust for expecting only numbers,
31151 if there are more than two numbers, compare the last two.
31153 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
31155 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
31156 -Wnarrowing with -std.
31158 2016-02-19 Jakub Jelinek <jakub@redhat.com>
31161 * expr.c (store_field): Don't use bit-field path if exp is
31162 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
31163 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
31164 and the assignment can be performed by bitwise copy. Formatting
31167 PR middle-end/69838
31168 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
31169 call copy_reg_eh_region_note_forward on before and/or after sequences
31170 and remove note from insn if it no longer can throw.
31173 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
31174 if TARGET_AVX512BW.
31176 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31178 * config/s390/vector.md: Add missing commutative operand markers
31179 to the patterns which qualify for one.
31180 * config/s390/vx-builtins.md: Likewise.
31182 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31184 * config/s390/vector.md (VI, VI_QHS): Add single element vector
31185 types to mode iterators.
31186 (vec_double): ... and mode attribute.
31187 * config/s390/vx-builtins.md (non_vec_int): Likewise.
31189 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31191 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
31192 Change the predicate of op2 from nonimmediate to general and let
31193 reload fix it if necessary.
31195 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31197 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
31199 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31201 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
31204 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31206 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
31207 * config/s390/s390.c (s390_expand_vec_movstr): New function.
31208 * config/s390/s390.md ("movstr<P:mode>"): Call
31209 s390_expand_vec_movstr.
31211 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31213 * config/s390/s390.md: Add missing output modifier for operand 1
31214 to print it as address properly.
31216 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31218 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
31219 * config/s390/2964.md: New file.
31220 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
31221 of insn grouping attributes depending on the CPU level.
31222 (s390_get_unit_mask): New function.
31223 (s390_sched_score): Remove the OOO from the scheduling macros.
31224 Add loop to calculate a score for the instruction mix.
31225 (s390_sched_reorder): Likewise plus improve debug output.
31226 (s390_sched_variable_issue): Rename macros as above. Calculate
31227 the unit distances after actually scheduling an insn. Improve
31229 (s390_sched_init): Clear last_scheduled_unit_distance array.
31230 * config/s390/s390.md: Include 2964.md.
31232 2016-02-18 Jakub Jelinek <jakub@redhat.com>
31235 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
31236 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
31237 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
31238 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
31239 *avx512f_<code>v8div16qi2_mask_1): New insns.
31241 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
31244 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
31247 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
31248 earlyclobber from target. Use wF constraint for fused memory
31250 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
31252 2016-02-18 Jakub Jelinek <jakub@redhat.com>
31253 Martin Liska <mliska@suse.cz>
31256 * cfgexpand.c (asan_sanitize_stack_p): New function.
31257 (partition_stack_vars): Use the function.
31258 (expand_stack_vars): Likewise.
31259 (defer_stack_allocation): Likewise.
31260 (expand_used_vars): Likewise.
31262 2016-02-18 Richard Biener <rguenther@suse.de>
31264 PR middle-end/69553
31265 * fold-const.c (operand_equal_p): Properly compare offsets for
31266 IMAGPART_EXPR and ARRAY_REF.
31268 2016-02-18 Nick Clifton <nickc@redhat.com>
31272 * config/arm/arm.c (arm_option_override_internal): Disable
31273 interworking if the target does not support thumb instructions.
31274 (arm_reload_in_hi): Handle the case where a register to register
31275 move needs reloading because there is no simple pattern to handle
31277 (arm_reload_out_hi): Likewise.
31279 2016-02-18 Richard Biener <rguenther@suse.de>
31281 PR middle-end/69854
31282 * match.pd: Don't use fold_binary or fold_unary for folding
31285 2016-02-17 Jakub Jelinek <jakub@redhat.com>
31288 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
31289 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
31290 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
31291 warn on gimple_no_warning_p statements.
31293 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
31295 * doc/extend.texi (C++ Attributes): Correct description of
31296 warn_unused type attribute.
31298 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31300 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
31301 correct instruction.
31303 2016-02-17 Richard Biener <rguenther@suse.de>
31305 PR rtl-optimization/69609
31306 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
31307 (find_traces_1_round): When ending a trace update cached priority
31309 (bb_to_key): Use cached priority when available.
31310 (copy_bb): Initialize cached priority.
31311 (reorder_basic_blocks_software_trace_cache): Likewise.
31313 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31316 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
31318 (aarch64_comparison_operator): Break overly long line into two.
31319 (aarch64_comparison_operation): Likewise.
31320 * config/aarch64/aarch64.md (cstorecc4): Use
31321 aarch64_comparison_operator_mode instead of
31322 aarch64_comparison_operator.
31323 (cstore<mode>4): Likewise.
31324 (aarch64_cstore<mode>): Likewise.
31325 (*cstoresi_insn_uxtw): Likewise.
31326 (cstore<mode>_neg): Likewise.
31327 (*cstoresi_neg_uxtw): Likewise.
31329 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31332 * config/arm/predicates.md (arm_comparison_operator_mode):
31334 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
31335 instead of arm_comparison_operator.
31336 (*mov_negscc): Likewise.
31337 (*mov_notscc): Likewise.
31338 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
31339 (*thumb2_mov_negscc): Likewise.
31340 (*thumb2_mov_negscc_strict_it): Likewise.
31341 (*thumb2_mov_notscc): Likewise.
31342 (*thumb2_mov_notscc_strict_it): Likewise.
31344 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
31346 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
31347 Add missing return.
31349 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
31351 * config/visium/visium.c (machine_libfunc_index): New enum.
31352 (machine_libfuncs): New structure.
31353 (visium_libfuncs): New static variable.
31354 (TARGET_INIT_LIBFUNCS): Define to...
31355 (visium_init_libfuncs): ...this. New function.
31356 (expand_block_move_4): Use the appropriate libfunc.
31357 (expand_block_move_2): Likewise.
31358 (expand_block_move_1): Likewise.
31359 (expand_block_set_4): Likewise.
31360 (expand_block_set_2): Likewise.
31361 (expand_block_set_1): Likewise.
31362 (visium_trampoline_init): Likewise.
31364 2016-02-17 Nick Clifton <nickc@redhat.com>
31366 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
31367 TI's devices.csv file as of March 2016.
31369 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
31372 * opts-global.c (handle_common_deferred_options): Introduce and
31373 initialize two global variables to remember command-line options
31374 specifying a stack-limiting register.
31375 * opts.h: Add extern declarations of the two new global variables.
31376 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
31377 variable based on the values of the two new global variables.
31379 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31382 * common.opt (Wnonnull-compare): New warning.
31383 * doc/invoke.texi (-Wnonnull): Remove text about comparison
31384 of arguments against NULL.
31385 (-Wnonnull-compare): Document.
31386 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
31387 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
31388 * passes.def (pass_warn_nonnull_compare): Add.
31389 * gimple-ssa-nonnull-compare.c: New file.
31391 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31393 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
31394 AARCH64_EXTRA_TUNE_RECIP_SQRT.
31396 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31398 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
31399 reciprocal sqrt for -mlow-precision-recip-sqrt.
31401 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31402 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31404 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
31405 always use lane loads to construct non-constant vectors.
31407 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31409 * config/aarch64/aarch64.md
31410 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
31411 constraints for operand 3.
31412 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
31414 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31415 Richard Biener <rguenther@suse.de>
31417 PR tree-optimization/69820
31418 * tree-vect-patterns.c (type_conversion_p): Return false if
31419 *orig_type is unsigned single precision or boolean.
31420 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
31423 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31425 PR rtl-optimization/69764
31426 PR rtl-optimization/69771
31427 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
31428 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
31430 2016-02-16 Richard Biener <rguenther@suse.de>
31432 PR tree-optimization/69776
31433 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
31435 (indirect_refs_may_alias_p): Likewise.
31436 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
31437 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
31438 according to tbaa_p.
31439 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
31440 (optimize_stmt): For redundant store discovery do not allow tbaa.
31442 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
31444 PR tree-optimization/69714
31445 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
31446 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
31448 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
31450 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
31451 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
31452 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
31453 * config/arc/arc.c (arc_init): Check FPU options.
31454 (get_arc_condition_code): Handle new CC_FPU* modes.
31455 (arc_select_cc_mode): Likewise.
31456 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
31457 register pair only. Allow access for ARCv2 accumulator.
31458 (gen_compare_reg): Whenever we have FPU support use FPU compare
31460 (arc_reorg): Don't generate brcc insns when FPU compare
31461 instructions are involved.
31462 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
31463 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
31464 floating point emulation.
31465 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
31466 (REVERSE_CONDITION): Add new CC_FPU* modes.
31467 (TARGET_FP_SP_BASE): Define.
31468 (TARGET_FP_DP_BASE): Likewise.
31469 (TARGET_FP_SP_FUSED): Likewise.
31470 (TARGET_FP_DP_FUSED): Likewise.
31471 (TARGET_FP_SP_CONV): Likewise.
31472 (TARGET_FP_DP_CONV): Likewise.
31473 (TARGET_FP_SP_SQRT): Likewise.
31474 (TARGET_FP_DP_SQRT): Likewise.
31475 (TARGET_FP_DP_AX): Likewise.
31476 * config/arc/arc.md (ARCV2_ACC): New constant.
31477 (type): New fpu type attribute.
31478 (SDF): Conditional iterator.
31479 (cstore<mode>, cbranch<mode>): Change expand condition.
31480 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
31481 handles FPU/FPX cases as well.
31482 * config/arc/arc.opt (mfpu): New option.
31483 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
31485 (adddf3, muldf3, subdf3): Removed.
31486 * config/arc/predicates.md (proper_comparison_operator): Recognize
31488 * config/arc/fpu.md: New file.
31489 * doc/invoke.texi (ARC Options): Document mfpu option.
31491 2016-02-16 Richard Biener <rguenther@suse.de>
31493 PR rtl-optimization/69291
31494 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
31495 noce_operand_ok check.
31497 2016-02-16 Tom de Vries <tom@codesourcery.com>
31500 * omp-low.c (simd_clone_create): Remove call to
31501 symtab->call_cgraph_insertion_hooks.
31503 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31505 PR tree-optimization/69802
31506 * tree-ssa-reassoc.c (update_range_test): If op is
31507 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
31508 op == 1 test of precision 1 integral op, otherwise handle
31509 that case as op itself. Fix up formatting.
31510 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
31513 2016-02-16 Richard Biener <rguenther@suse.de>
31515 PR tree-optimization/69586
31516 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
31517 types for conversion sources.
31519 2016-02-16 Richard Biener <rguenther@suse.de>
31521 PR middle-end/69801
31522 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
31523 mask OEP_ADDRESS_OF.
31525 2016-02-16 Alan Modra <amodra@gmail.com>
31528 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
31529 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
31530 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
31532 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
31533 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
31534 (p8_fmrgow_<mode>): Likewise.
31535 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
31537 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
31538 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
31539 to use movdi_internal64. Remove op0_di.
31540 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
31542 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
31544 Add support for the FCCMP insn types
31546 * config/aarch64/aarch64.md (fccmp): Change insn type.
31547 (fccmpe): Likewise.
31548 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
31549 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
31550 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
31551 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
31552 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
31553 * config/arm/types.md (fccmps): Add new insn type.
31554 (fccmpd): Likewise.
31556 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
31558 * alias.c (get_alias_set): Fix a typo in comment.
31560 2016-02-15 Richard Biener <rguenther@suse.de>
31562 PR tree-optimization/69595
31563 * match.pd: Complete range test simplification to true.
31565 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
31567 PR rtl-optimization/69648
31568 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
31569 pic_offset_table_rtx.
31571 PR rtl-optimization/69752
31572 * ira.c (update_equiv_regs): When looking for more than a single SET,
31573 also take other side effects into account.
31575 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
31577 * config/s390/s390.c (s390_function_profiler): Add a new sequence
31578 for z900+ CPUs in 31-bit mode.
31580 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
31582 * common/config/s390/s390-common.c (s390_supports_split_stack):
31584 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
31585 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
31586 * config/s390/s390.c (struct machine_function): New field
31587 split_stack_varargs_pointer.
31588 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
31589 in s390_emit_prologue.
31590 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
31592 (morestack_ref): New global.
31593 (SPLIT_STACK_AVAILABLE): New macro.
31594 (s390_expand_split_stack_prologue): New function.
31595 (s390_live_on_entry): New function.
31596 (s390_va_start): Use split-stack vararg pointer if appropriate.
31597 (s390_asm_file_end): Emit the split-stack note sections.
31598 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
31599 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
31600 (UNSPECV_SPLIT_STACK_CALL): New unspec.
31601 (UNSPECV_SPLIT_STACK_DATA): New unspec.
31602 (split_stack_prologue): New expand.
31603 (split_stack_space_check): New expand.
31604 (split_stack_data): New insn.
31605 (split_stack_call): New expand.
31606 (split_stack_call_*): New insn.
31607 (split_stack_cond_call): New expand.
31608 (split_stack_cond_call_*): New insn.
31610 2016-02-15 Richard Biener <rguenther@suse.de>
31612 PR tree-optimization/69783
31613 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
31614 Add trivially correct cases.
31616 2016-02-15 Tom de Vries <tom@codesourcery.com>
31619 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
31621 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
31623 2016-02-15 Richard Biener <rguenther@suse.de>
31625 PR tree-optimization/69776
31626 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
31627 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
31628 indicate whether we can use TBAA to disambiguate against stores.
31629 Use alias-set zero if not.
31630 (visit_reference_op_store): Do not use TBAA when looking up
31632 * tree-ssa-pre.c (compute_avail): Use TBAA here.
31633 (eliminate_dom_walker::before_dom_children): But not when looking
31634 up redundant stores.
31636 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
31638 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
31640 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
31642 * config/i386/znver1.md
31643 (znver1_pop, znver1_pop_mem,
31644 znver1_load_imov_double_store,
31645 znver1_load_imov_direct_store,
31646 znver1_load_imov_direct_load,
31647 znver1_load_imov_double_load): Add new.
31648 (znver1_insn, znver1_insn_load): Add icmov type.
31649 (znver1_sseavx_fma,
31650 znver1_sseavx_fma_load,
31652 znver1_avx256_fma_load): Fix pipe usage.
31654 2016-02-14 Alan Modra <amodra@gmail.com>
31657 * reload.c (find_reloads_address_1): For pre/post-inc/dec
31658 with an invalid hard reg, reload just the reg not the entire
31659 pre/post-inc/dec address expression.
31661 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
31664 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
31665 fixed R1_REG scratch reg.
31666 (sibcall_value_pcrel_fdpic): Likewise.
31668 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
31672 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
31674 2016-02-12 Walter Lee <walt@tilera.com>
31676 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
31677 * config/tilegx/t-tilegx: Likewise.
31679 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31682 * diagnostic-show-locus.c (struct line_span): New struct.
31683 (layout::get_first_line): Delete.
31684 (layout::get_last_line): Delete.
31685 (layout::get_num_line_spans): New member function.
31686 (layout::get_line_span): Likewise.
31687 (layout::print_heading_for_line_span_index_p): Likewise.
31688 (layout::get_expanded_location): Likewise.
31689 (layout::calculate_line_spans): Likewise.
31690 (layout::m_first_line): Delete.
31691 (layout::m_last_line): Delete.
31692 (layout::m_line_spans): New field.
31693 (layout::layout): Update comment. Replace m_first_line and
31694 m_last_line with m_line_spans, replacing their initialization
31695 with a call to calculate_line_spans.
31696 (diagnostic_show_locus): When printing source lines and
31697 annotations, rather than looping over a single span
31698 of lines, instead loop over each line_span within
31699 the layout, with an inner loop over the lines within them.
31700 Call the context's start_span callback when changing line spans.
31701 * diagnostic.c (diagnostic_initialize): Initialize start_span.
31702 (diagnostic_build_prefix): Break out the building of the location
31703 part of the string into...
31704 (diagnostic_get_location_text): ...this new function, rewriting
31705 it from nested ternary expressions to a sequence of "if"
31707 (default_diagnostic_start_span_fn): New function.
31708 * diagnostic.h (diagnostic_start_span_fn): New typedef.
31709 (diagnostic_context::start_span): New field.
31710 (default_diagnostic_start_span_fn): New prototype.
31712 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31715 * gcc.c (driver::finalize): Fix cleanup of "specs".
31717 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31721 * gcc.c (driver::driver): Initialize m_option_suggestions.
31722 (driver::~driver): Clean up m_option_suggestions.
31723 (suggest_option): Convert to...
31724 (driver::suggest_option): ...this, and split out into
31725 driver::build_option_suggestions and find_closest_string.
31726 (driver::build_option_suggestions): New function, from
31727 first half of suggest_option. Special-case
31728 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
31729 the sanitizer_opts array. For options of enum types, add the
31730 various enum values to the candidate strings.
31731 (driver::handle_unrecognized_options): Remove "const".
31732 * gcc.h (driver::handle_unrecognized_options): Likewise.
31733 (driver::build_option_suggestions): New decl.
31734 (driver::suggest_option): New decl.
31735 (driver::m_option_suggestions): New field.
31736 * opts-common.c (add_misspelling_candidates): New function.
31737 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
31738 and make non-static.
31739 * opts.h (sanitizer_opts): New array decl.
31740 (add_misspelling_candidates): New function decl.
31741 * spellcheck.c (find_closest_string): New function.
31742 * spellcheck.h (find_closest_string): New function decl.
31744 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31746 PR rtl-optimization/69764
31747 PR rtl-optimization/69771
31748 * optabs.c (expand_binop_directly): For shift_optab_p, force
31749 convert_modes with VOIDmode if xop1 has VOIDmode.
31751 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
31754 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
31755 to correctly determine instrumentation thunks.
31757 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31760 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
31761 type by reference, force lhs on the call.
31764 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
31765 Compute retval and retbnd early in all cases if split_part_return_p
31766 and return_bb is not EXIT. Remove all clobber stmts and reset
31767 all debug stmts that refer to SSA_NAMEs defined in split part,
31768 except if it is retval, in that case replace the old retval with the
31769 lhs of the call to the split part.
31771 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31774 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31776 PR middle-end/66726
31777 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
31778 whose result is used in PHI.
31779 (maybe_optimize_range_tests): Likewise.
31780 (final_range_test_p): Likweise.
31782 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31784 PR middle-end/66726
31785 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
31786 whose result is used in PHI.
31787 (maybe_optimize_range_tests): Likewise.
31788 (final_range_test_p): Likweise.
31790 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31792 * cgraph.c: Spelling fixes - behaviour -> behavior and
31793 neighbour -> neighbor.
31794 * target.def: Likewise.
31795 * sel-sched.c: Likewise.
31796 * config/mips/mips.c: Likewise.
31797 * config/arc/arc.md: Likewise.
31798 * config/arm/cortex-a57.md: Likewise.
31799 * config/arm/arm.c: Likewise.
31800 * config/arm/neon.md: Likewise.
31801 * config/arm/arm-c.c: Likewise.
31802 * config/vms/vms-c.c: Likewise.
31803 * config/s390/s390.c: Likewise.
31804 * config/i386/znver1.md: Likewise.
31805 * config/i386/i386.c: Likewise.
31806 * config/ia64/hpux-unix2003.h: Likewise.
31807 * config/msp430/msp430.md: Likewise.
31808 * config/rx/rx.c: Likewise.
31809 * config/rx/rx.md: Likewise.
31810 * config/aarch64/aarch64-simd.md: Likewise.
31811 * config/aarch64/aarch64.c: Likewise.
31812 * config/nvptx/nvptx.c: Likewise.
31813 * config/bfin/bfin.c: Likewise.
31814 * config/cris/cris.opt: Likewise.
31815 * config/rs6000/rs6000.c: Likewise.
31816 * target.h: Likewise.
31817 * spellcheck.c: Likewise.
31818 * ira-build.c: Likewise.
31819 * tree-inline.c: Likewise.
31820 * builtins.c: Likewise.
31821 * lra-constraints.c: Likewise.
31822 * explow.c: Likewise.
31823 * hwint.h: Likewise.
31824 * targhooks.c: Likewise.
31825 * tree-vect-data-refs.c: Likewise.
31826 * expr.c: Likewise.
31827 * doc/tm.texi: Likewise.
31828 * doc/extend.texi: Likewise.
31829 * doc/install.texi: Likewise.
31830 * doc/md.texi: Likewise.
31831 * tree-ssa-tail-merge.c: Likewise.
31832 * sched-int.h: Likewise.
31833 * match.pd: Likewise.
31834 * sched-ebb.c: Likewise.
31835 * target.def (omit_struct_return_reg): Likewise.
31836 * gimple-ssa-isolate-paths.c: Likewise.
31837 (find_implicit_erroneous_behaviour): Renamed to...
31838 (find_implicit_erroneous_behavior): ... this.
31839 (find_explicit_erroneous_behaviour): Renamed to...
31840 (find_explicit_erroneous_behavior): ... this.
31841 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
31843 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
31845 PR rtl-optimization/64682
31846 PR rtl-optimization/69567
31847 PR rtl-optimization/69737
31848 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
31849 in I2 as well, just lose it.
31851 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31853 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
31855 (aarch64_last_printed_tune_string): Likewise.
31856 (aarch64_declare_function_name): Only output .arch assembler
31857 directive if it will be different from the previously output
31858 directive. Same for .tune comment but only if -dA is set.
31859 (aarch64_start_file): New function.
31860 (TARGET_ASM_FILE_START): Define.
31862 2016-02-11 David Malcolm <dmalcolm@redhat.com>
31865 * Makefile.in (PLUGIN_HEADERS): Add params.list.
31867 2016-02-11 Jakub Jelinek <jakub@redhat.com>
31870 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
31871 -Wmaybe-uninitialized warning.
31873 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
31876 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
31878 2016-02-11 Richard Biener <rguenther@suse.de>
31880 PR rtl-optimization/69291
31881 * ifcvt.c (noce_try_store_flag_constants): Do not allow
31882 subexpressions affected by changing the result.
31884 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
31887 * lra-constraints.c (curr_insn_transform): Find in/out operands
31888 for secondary memory moves. Update dups.
31890 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
31892 PR tree-optimization/69652
31893 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
31894 to nested loop, did source re-formatting, skip debug statements,
31895 add check on statement with volatile operand, remove dead scalar
31898 2016-02-10 Jakub Jelinek <jakub@redhat.com>
31899 Patrick Palka <ppalka@gcc.gnu.org>
31903 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
31904 calls if the return type is TREE_ADDRESSABLE.
31905 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
31906 * ipa-split.c (split_function): Fix doubled "we" in comment.
31907 Use void return type for the split part even if
31908 !split_point->split_part_set_retval.
31910 2016-02-10 Bin Cheng <bin.cheng@arm.com>
31912 PR tree-optimization/68021
31913 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
31914 when computing the value of biv cand by itself.
31916 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
31918 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
31919 (cortexa57_tunings): Likewise.
31920 (cortexa72_tunings): Likewise.
31921 (arch_macro_fusion_pair_p): Add support for AES fusion.
31922 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
31923 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
31924 Allow virtual registers before reload so early scheduling works.
31925 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
31926 correct latency and pipeline.
31927 (cortex_a57_crypto_complex): Likewise.
31928 (cortex_a57_crypto_xor): Likewise.
31929 (define_bypass): Add AES bypass.
31931 2016-02-10 Richard Biener <rguenther@suse.de>
31933 PR tree-optimization/69726
31934 * passes.def: Add DCE pass before late uninit.
31935 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
31936 really fixup if-conversions job.
31938 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
31940 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
31941 (arm_cortex_a57_tune): Likewise.
31942 (aarch_macro_fusion_pair_p): Add support for AES fusion.
31943 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
31945 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
31947 * timevar.def (TV_PHASE_DBGINFO): Delete.
31948 (TV_PHASE_CHECK_DBGINFO): Likewise.
31949 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
31951 2016-02-10 Richard Biener <rguenther@suse.de>
31953 PR tree-optimization/69719
31954 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
31955 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
31957 2016-02-09 Andrew Pinski <apinski@cavium.com>
31960 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
31961 get_vcond_mask_icode returns false.
31963 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
31966 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
31967 an ADDIS that adds a pointer to a large constant that sets the
31968 upper16 bits with a load operation.
31970 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
31973 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
31975 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
31977 (vzipq_s16): Likewise.
31978 (vzipq_s32): Likewise.
31979 (vzipq_f32): Likewise.
31980 (vzipq_u8): Likewise.
31981 (vzipq_u16): Likewise.
31982 (vzipq_u32): Likewise.
31983 (vzipq_p8): Likewise.
31984 (vzipq_p16): Likewise.
31986 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
31989 * config/arm/arm.c (neon_endian_lane_map): New function.
31990 (neon_vector_pair_endian_lane_map): New function.
31991 (arm_evpc_neon_vuzp): Allow for big endian lane order.
31992 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
31994 (vuzpq_s16): Likewise.
31995 (vuzpq_s32): Likewise.
31996 (vuzpq_f32): Likewise.
31997 (vuzpq_u8): Likewise.
31998 (vuzpq_u16): Likewise.
31999 (vuzpq_u32): Likewise.
32000 (vuzpq_p8): Likewise.
32001 (vuzpq_p16): Likewise.
32003 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
32006 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
32009 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
32011 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
32012 truncate const_int operand 1 to QImode.
32014 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
32016 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
32017 corresponding to an abnormal edge.
32019 2016-02-09 Tom de Vries <tom@codesourcery.com>
32021 PR tree-optimization/69599
32022 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
32024 (find_func_aliases_for_builtin_call, find_func_clobbers)
32025 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
32028 2016-02-09 Richard Biener <rguenther@suse.de>
32030 PR tree-optimization/69715
32031 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
32032 LHS on calls as non-rewritable.
32034 2016-02-09 Tom de Vries <tom@codesourcery.com>
32037 * lto-wrapper.c (append_diag_options): New function.
32038 (compile_offload_image): Call append_diag_options.
32040 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
32043 * doc/extend.texi (Flag Output Operands): Correct sectioning.
32044 Minor copy-edit to fix verb tenses.
32046 2016-02-08 Jakub Jelinek <jakub@redhat.com>
32048 PR tree-optimization/69209
32049 * ipa-split.c (split_function): If split part is not
32050 returning retval, retval has gimple type but is not
32051 gimple value, force it into a SSA_NAME first.
32053 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
32055 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
32058 2016-02-08 Jason Merrill <jason@redhat.com>
32061 * convert.c (convert_to_integer_1): Check dofold on truncation
32063 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
32064 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
32065 Rename from *_nofold.
32066 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
32067 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
32069 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
32072 * tree.c (build_common_tree_nodes): Remove short_double argument.
32073 All callers changed.
32074 * tree.h (build_common_tree_nodes): Adjust declaration.
32075 * doc/invoke.texi (-fshort-double): Remove documentation.
32076 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
32077 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
32078 * lto-wrapper.c (merge_and_complain, append_compiler_options)
32079 (append_linker_options): Don't handle OPT_fshort_double.
32081 PR rtl-optimization/68730
32082 * lra-remat.c (insn_to_cand_activation): New static variable.
32083 (lra_remat): Allocate and free it.
32084 (create_cand): New arg activation. Initialize a field in
32085 insn_to_cand_activation if it is nonnull.
32086 (create_cands): Pass the activation insn to create_cand when making
32087 a candidate involving an output reload. Reorganize code a little.
32088 (do_remat): Keep track of active status of candidates in a separate
32091 2016-02-08 Richard Biener <rguenther@suse.de>
32093 PR tree-optimization/69719
32094 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
32095 Properly use absolute of the difference of the two offsets to
32096 compare or adjust the segment length.
32098 2016-02-08 Richard Biener <rguenther@suse.de>
32099 Jeff Law <law@redhat.com>
32102 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
32103 types for anonymous SSA names.
32105 2016-02-08 Richard Biener <rguenther@suse.de>
32107 PR rtl-optimization/69274
32108 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
32110 2016-02-08 Jeff Law <law@redhat.com>
32112 PR tree-optimization/65917
32113 * tree-ssa-dom.c (record_temporary_equivalences): Record both
32114 equivalences from if (x == y) style conditionals.
32115 (loop_depth_of_name): Remove.
32116 (record_equality): Remove loop depth check.
32117 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
32118 (const_and_copies::record_const_or_copy_raw): New member function.
32119 * tree-ssa-scopedtables.c
32120 (const_and_copies::record_const_or_copy_raw): New, factored out of
32121 (const_and_copies::record_const_or_copy): Call new member function.
32123 2016-02-05 Jeff Law <law@redhat.com>
32125 PR tree-optimization/68541
32126 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
32127 (count_stmts_in_block): New function.
32128 (poor_ifcvt_candidate_code): Likewise.
32129 (is_feasible_trace): Add some heuristics to determine when path
32130 splitting is profitable.
32131 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
32132 is a diamond with a single exit.
32134 2016-02-05 Martin Sebor <msebor@redhat.com>
32137 * doc/invoke.texi: Update -Wplacement-new to take an optional
32140 2016-02-06 Richard Henderson <rth@redhat.com>
32143 * tree.c (tree_nop_conversion_p): Do not strip casts into or
32144 out of non-standard address spaces.
32146 2016-02-05 Jakub Jelinek <jakub@redhat.com>
32148 PR rtl-optimization/69691
32149 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
32151 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
32153 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
32154 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
32155 (*ieee128_mfvsrd_64bit): Likewise.
32156 (*ieee128_mfvsrd_32bit): Likewise.
32158 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
32162 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32164 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
32165 instrumented_version.
32167 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
32169 * doc/invoke.texi (Optimize Options): In table of --param options
32170 rename second occurrence of tracer-min-branch-ratio to
32171 tracer-min-branch-probability, rename
32172 tracer-min-branch-ratio-feedback to
32173 tracer-min-branch-probability-feedback and clarify description,
32174 rename sched-spec-state-edge-prob-cutoff to
32175 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
32176 to selsched-insns-to-rename, rename lto-minpartition to
32177 lto-min-partition, delete reorder-blocks-duplicate and
32178 reorder-blocks-duplicate-feedback.
32180 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32182 * config/s390/s390.c (s390_register_info_set_ranges): Remove
32185 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
32187 * doc/extend.texi: S/390: Correct some typos.
32189 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32191 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
32193 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32196 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
32197 (s390_register_info_gprtofpr): Use new macros above.
32198 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
32200 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
32201 its name. Adjust restore and save gpr ranges.
32202 (s390_register_info_set_ranges): New function.
32203 (s390_register_info): Use new macros above. Call
32204 s390_register_info_set_ranges.
32205 (s390_optimize_register_info): Likewise.
32206 (s390_hard_regno_rename_ok): Use new macros.
32207 (s390_hard_regno_scratch_ok): Likewise.
32208 (s390_emit_epilogue): Likewise.
32209 (s390_can_use_return_insn): Likewise.
32210 (s390_optimize_prologue): Likewise.
32211 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
32213 2016-02-05 Jakub Jelinek <jakub@redhat.com>
32216 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
32218 (ix86_option_override_internal): Disable TARGET_STV even for
32219 -m{incoming,preferred}-stack-boundary=3.
32221 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
32223 * config.gcc: Mark deprecated rtems targets as obsolete.
32225 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
32227 PR rtl-optimization/64682
32228 PR rtl-optimization/69567
32229 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
32230 before I2 only if the register is both used and set in I2.
32232 2016-02-04 DJ Delorie <dj@redhat.com>
32234 * config/msp430/msp430.c (msp430_start_function): Add function type.
32236 2016-02-04 Jakub Jelinek <jakub@redhat.com>
32239 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
32241 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
32243 PR rtl-optimization/69577
32245 2015-10-29 Richard Henderson <rth@redhat.com>
32249 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
32250 sse check to the exact conditions of PR 67609.
32252 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
32255 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
32256 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
32257 not allowed into the traditional Altivec registers.
32258 (movtd_64bit_nodm): Likewise.
32259 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
32261 2016-02-04 David Malcolm <dmalcolm@redhat.com>
32263 * config/aarch64/cortex-a57-fma-steering.c
32264 (aarch64_register_fma_steering): Remove "static" from arguments
32267 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
32270 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
32271 twice when complex.
32273 2016-02-04 Mike Frysinger <vapier@gentoo.org>
32275 * doc/invoke.texi: Delete -mno-fma4.
32277 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
32279 PR rtl-optimization/69577
32280 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
32281 (find_subregs_of_mode): Update accordingly. Iterate over partial
32284 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
32286 * config/arm/arm-protos.h (neon_reinterpret): Remove.
32287 * config/arm/arm.c (neon_reinterpret): Remove.
32288 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
32289 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
32290 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
32291 vreinterpretti): Remove.
32292 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
32293 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
32294 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
32295 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
32296 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
32297 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
32298 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
32299 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
32300 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
32301 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
32302 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
32303 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
32304 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
32305 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
32306 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
32307 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
32308 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
32309 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
32310 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
32311 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
32312 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
32313 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
32314 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
32315 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
32316 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
32317 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
32318 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
32319 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
32320 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
32321 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
32322 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
32323 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
32324 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
32325 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
32326 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
32327 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
32328 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
32329 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
32330 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
32331 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
32332 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
32333 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
32334 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
32335 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
32336 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
32337 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
32338 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
32339 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
32340 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
32341 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
32342 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
32343 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
32344 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
32345 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
32346 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
32347 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
32348 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
32349 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
32350 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
32351 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
32352 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
32353 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
32354 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
32355 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
32356 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
32357 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
32358 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
32359 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
32360 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
32361 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
32362 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
32363 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
32364 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
32365 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
32366 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
32367 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
32368 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
32369 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
32370 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
32371 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
32372 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
32373 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
32374 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
32375 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
32376 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
32377 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
32378 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
32379 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
32380 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
32381 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
32382 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
32383 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
32384 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
32385 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
32386 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
32387 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
32388 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
32389 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
32390 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
32391 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
32392 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
32393 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
32394 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
32396 2016-02-04 Martin Liska <mliska@suse.cz>
32399 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
32400 that are gimple_store_p.
32401 (maybe_instrument_call): Likewise.
32403 2016-02-04 Bin Cheng <bin.cheng@arm.com>
32405 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
32406 register scaling out of memory reference and comment why.
32408 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32412 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
32413 folding the source of a SET.
32415 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32419 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
32420 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
32422 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
32426 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
32429 2016-02-04 Christian Bruel <christian.bruel@st.com>
32431 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
32432 * config/arm/arm.c (arm_set_current_function): Likewise.
32434 2016-02-04 Jakub Jelinek <jakub@redhat.com>
32435 Ilya Enkovich <enkovich.gnu@gmail.com>
32436 H.J. Lu <hongjiu.lu@intel.com>
32439 * config/i386/i386.c (convert_scalars_to_vector): Remove
32440 stack alignment fixes.
32441 (ix86_option_override_internal): Disable TARGET_STV if stack
32442 might not be aligned enough.
32443 (ix86_minimum_alignment): Assert that TARGET_STV is false.
32445 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
32447 * config/i386/x86-tune.def: Disable default prefetching
32450 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
32451 Vladimir Makarov <vmakarov@redhat.com>
32454 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
32455 in validating fused toc addresses.
32457 2016-02-03 Jakub Jelinek <jakub@redhat.com>
32460 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
32461 range->m_caret fields if range->m_show_caret_p is false.
32464 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
32465 Force oldval into register if it does not satisfy reg_or_short_operand
32466 predicate. Fix up formatting.
32468 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
32469 Alexandre Oliva <aoliva@redhat.com>
32472 * lra-constraints.c (simplify_operand_subreg): Check additionally
32473 address validity after potential reloading.
32474 (process_address_1): Check insns validity. In case of failure do
32477 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
32480 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
32483 2016-02-02 Jakub Jelinek <jakub@redhat.com>
32485 * wide-int.cc (canonize_uhwi): New function.
32486 (wi::divmod_internal): Use it.
32488 2016-02-02 James Norris <jnorris@codesourcery.com>
32490 * gimplify.c (omp_notice_variable): Add usage check.
32492 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
32494 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
32495 like LE, GE, LT, GT when emitting relational operator.
32497 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
32499 * ira-costs.c (find_costs_and_classes): Add extra argument.
32500 * target.def (ira_change_pseudo_allocno_class): Add parameter.
32501 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
32502 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
32503 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
32504 Add best_class parameter, and return it if not ALL_REGS.
32505 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
32507 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
32508 Update target hook.
32510 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
32512 * config/aarch64/aarch64.c
32513 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
32514 (aarch64_ira_change_pseudo_allocno_class): New function.
32516 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
32519 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
32521 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
32523 * config/avr/avr.c (avr_option_override): Set
32524 PARAM_ALLOW_STORE_DATA_RACES to 1.
32526 2016-02-02 Richard Biener <rguenther@suse.de>
32528 PR tree-optimization/69595
32529 * match.pd: Add range test simplifications to true/false.
32531 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
32533 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
32534 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
32537 2016-02-02 Richard Biener <rguenther@suse.de>
32539 PR tree-optimization/69606
32540 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
32541 info on the result before moving a stmt.
32543 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
32545 PR middle-end/68542
32546 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
32547 branch with vector comparison.
32548 * config/i386/sse.md (VI48_AVX): New mode iterator.
32549 (define_expand "cbranch<mode>4): Add support for conditional branch
32550 with vector comparison.
32551 * tree-vect-loop.c (optimize_mask_stores): New function.
32552 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
32553 has_mask_store field of vect_info.
32554 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
32555 vectorized loops having masked stores after vec_info destroy.
32556 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
32557 correspondent macros.
32558 (optimize_mask_stores): Add prototype.
32560 2016-02-02 Alan Modra <amodra@gmail.com>
32563 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
32566 2016-02-02 Alan Modra <amodra@gmail.com>
32569 * config/rs6000/rs6000.c (need_toc_init): New var, set it
32570 whenever toc_label_name used.
32571 (rs6000_file_start): Don't set up toc section here,
32572 (rs6000_output_function_epilogue): do so here instead,
32573 (rs6000_xcoff_file_start): and here.
32574 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
32575 (load_toc_aix_di): Likewise.
32577 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32579 PR rtl-optimization/69592
32580 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
32581 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
32582 (num_sign_bit_copies_binary_arith_p): New inline function.
32583 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
32585 2016-02-01 Jeff Law <law@redhat.com>
32587 PR tree-optimization/69580
32588 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
32589 * tree-ssa-threadbackward.c
32590 (fsm_find_control_statement_thread_paths): Do not try to walk
32591 through large PHI nodes.
32593 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32595 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
32596 when count is incremented above limit, don't analyze further
32599 * omp-low.c (oacc_parse_default_dims): Avoid
32600 -Wsign-compare warning, make sure value fits into int
32601 rather than just unsigned int.
32603 2016-02-01 Bin Cheng <bin.cheng@arm.com>
32605 PR tree-optimization/67921
32606 * fold-const.c (split_tree): New parameters. Convert pointer
32607 type variable part to proper type before negating.
32608 (fold_binary_loc): Pass new arguments to split_tree.
32610 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
32612 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
32613 (nvptx_goacc_validate_dims): Extend to handle global defaults.
32614 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
32615 * doc/tm.texti: Rebuilt.
32616 * doc/invoke.texi (fopenacc-dim): Document.
32617 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
32618 (append_compiler_options): Likewise.
32619 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
32620 (oacc_parse_default_dims): New.
32621 (oacc_validate_dims): Add USED arg. Select non-unity default when
32623 (oacc_loop_fixed_partitions): Return mask of used partitions.
32624 (oacc_loop_auto_partitions): Emit dump info.
32625 (oacc_loop_partition): Return mask of used partitions.
32626 (execute_oacc_device_lower): Parse default dimension arg. Adjust
32627 loop partitioning and validation calls.
32629 2016-02-01 Richard Biener <rguenther@suse.de>
32631 PR middle-end/69556
32632 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
32634 2016-02-01 Richard Biener <rguenther@suse.de>
32636 PR tree-optimization/69574
32637 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
32638 of asserting return chrec_dont_know.
32640 2016-02-01 Martin Liska <mliska@suse.cz>
32642 * mem-stats-traits.h: Add copyright header.
32643 * mem-stats.h: Likewise.
32645 2016-02-01 Richard Biener <rguenther@suse.de>
32647 PR tree-optimization/69579
32648 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
32649 Do not propagate through abnormal PHI results.
32651 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
32653 * postreload.c (reload_cse_simplify): Remove dead code.
32655 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32657 PR rtl-optimization/69570
32658 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
32659 if there is more than one set, not if there is a single set.
32661 2016-02-01 Richard Henderson <rth@redhat.com>
32664 * combine.c (make_compound_operation): When looking through a
32665 subreg, make sure to re-extend to the width of the outer mode.
32667 2016-01-30 Jakub Jelinek <jakub@redhat.com>
32669 PR tree-optimization/69546
32670 * wide-int.cc (wi::divmod_internal): For unsigned division
32671 where both operands fit into uhwi, if o1 is 1 and o0 has
32672 msb set, if divident_prec is larger than bits per hwi,
32673 clear another quotient word and return 2 instead of 1.
32674 Similarly for remainder with msb in HWI set, if dividend_prec
32675 is larger than bits per hwi.
32677 2016-01-29 Martin Jambor <mjambor@suse.cz>
32679 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
32680 Use short lowercase names.
32681 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
32682 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
32683 acq_rel one. Protect warning agains segfaults if
32684 get_memory_order_name returns NULL.
32685 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
32686 with release semantics. Do not warn if get_memory_order already did.
32687 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
32688 semantics. Fix check for relaxed or acquire semantics. Do not warn
32689 if get_memory_order already did.
32691 2016-01-29 Sebastian Pop <s.pop@samsung.com>
32693 * doc/install.texi: Document that isl-0.16 is supported.
32695 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
32698 * config/i386/constraints.md (Bm): Describe as special memory
32700 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
32701 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32702 * genpreds.c (struct constraint_data): Add is_special_memory.
32703 (have_special_memory_constraints, special_memory_start): New
32705 (special_memory_end): Ditto.
32706 (add_constraint): Add new arg is_special_memory. Add code to
32707 process its true value. Update have_special_memory_constraints.
32708 (process_define_constraint): Pass the new arg.
32709 (process_define_register_constraint): Ditto.
32710 (choose_enum_order): Process special memory.
32711 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
32712 function insn_extra_special_memory_constraint.
32713 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32714 * gensupport.c (process_rtx): Process
32715 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32716 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
32717 * ira-lives.c (single_reg_class): Use
32718 insn_extra_special_memory_constraint.
32719 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
32720 * lra-constraints.c (process_alt_operands): Ditto.
32721 (curr_insn_transform): Use insn_extra_special_memory_constraint.
32722 * recog.c (asm_operand_ok, preprocess_constraints): Process
32724 * reload.c (find_reloads): Ditto.
32725 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
32726 * stmt.c (parse_input_constraint): Use
32727 insn_extra_special_memory_constraint.
32729 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
32732 * lra-splill.c (lra_final_code_change): Revert r229087 by
32733 removing all sub-registers.
32735 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
32738 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
32740 2016-01-29 Jakub Jelinek <jakub@redhat.com>
32743 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
32744 SSE1, copy target into the temporary reg first before recursing
32747 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
32749 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
32752 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
32754 * ginclude/stdarg.h: Test __cplusplus instead of
32755 __GXX_EXPERIMENTAL_CXX0X__.
32757 2016-01-29 Richard Biener <rguenther@suse.de>
32759 PR tree-optimization/69547
32760 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
32761 Do not mark clobbers necessary.
32762 (mark_all_reaching_defs_necessary_1): Likewise.
32764 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
32766 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
32767 declaration name with %qs and print it in both error messages.
32768 Also fix indentation.
32770 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
32773 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
32774 trailing blank line from error message.
32776 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
32779 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
32782 2016-01-29 Richard Biener <rguenther@suse.de>
32784 PR middle-end/69537
32785 * match.pd: Allow all integral types when simplifying a
32786 widening or sign-changing conversion.
32788 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32790 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
32791 back to setting codegen_error to fail codegen.
32793 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
32796 * config/i386/constraints.md (C): Only accept constant zero operand.
32797 (BC): New constraint.
32798 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
32799 instead of C constraint.
32800 * doc/md.texi (Machine Constraints): Update description
32803 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
32806 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
32808 2016-01-28 Jakub Jelinek <jakub@redhat.com>
32810 PR middle-end/69542
32811 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
32814 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
32816 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
32817 branches if using guessed profile.
32819 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
32821 * graphite-optimize-isl.c (optimize_isl): Fix dump.
32823 2016-01-28 Richard Henderson <rth@redhat.com>
32826 * config/aarch64/aarch64-modes.def (CC_Cmode): New
32827 * config/aarch64/aarch64-protos.h: Update.
32828 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
32829 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
32830 (aarch64_get_condition_code_1): Handle CC_Cmode.
32831 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
32832 (*add<mode>3_compareC_cconly_imm): New.
32833 (*add<mode>3_compareC_cconly): New.
32834 (*add<mode>3_compareC_imm): New.
32835 (add<mode>3_compareC): New.
32836 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
32837 to be first. Use aarch64_carry_operation.
32838 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
32839 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
32840 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
32841 (subti3): Use subdi3_compare1.
32842 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
32843 (sub<mode>3_compare1): New.
32844 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
32845 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
32846 (*subsi3_carryin_uxtw): Likewise.
32847 (*ngc<mode>, *ngcsi_uxtw): Likewise.
32848 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
32849 * config/aarch64/iterators.md (DWI): New.
32850 * config/aarch64/predicates.md (aarch64_carry_operation): New.
32851 (aarch64_borrow_operation): New.
32853 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
32855 * graphite-optimize-isl.c (optimize_isl): Print a different debug
32856 message when isl does not return a valid schedule.
32858 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32860 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
32861 Remove comments from class declarations: they are already in the code
32864 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32866 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
32868 (ternary_op_to_tree): Same.
32869 (unary_op_to_tree): Same.
32870 (nary_op_to_tree): Same.
32871 (gcc_expression_from_isl_expr_op): Same.
32872 (gcc_expression_from_isl_expression): Same.
32873 (graphite_create_new_loop): Same.
32874 (graphite_create_new_loop_guard): Same.
32875 (build_iv_mapping): Same.
32876 (graphite_create_new_guard): Same.
32877 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
32878 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
32880 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32882 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
32883 instead of setting codegen_error to fail codegen.
32885 2016-01-28 Jason Merrill <jason@redhat.com>
32887 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
32889 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
32891 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
32892 Remove CONST_INT_P check in CCMP cost calculation.
32894 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
32896 * config/aarch64/aarch64.c (generic_vector_cost):
32897 Set vec_permute_cost.
32898 (cortexa57_vector_cost): Likewise.
32899 (exynosm1_vector_cost): Likewise.
32900 (xgene1_vector_cost): Likewise.
32901 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
32902 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
32903 Add vec_permute_cost entry.
32905 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
32907 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
32909 (add<mode>3_compare0): Likewise.
32910 (addsi3_compare0_uxtw): Likewise.
32911 (add<mode>3nr_compare0): Likewise.
32912 (compare_neg<mode>): Likewise.
32913 (<optab><mode>3): Likewise.
32915 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
32917 * tree-vect-stmts.c (vectorizable_comparison): Add
32918 NULL check for vectype.
32920 2016-01-28 Richard Biener <rguenther@suse.de>
32922 PR tree-optimization/69466
32923 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
32924 Account for PHIs we couldn't duplicate.
32926 2016-01-28 Martin Liska <mliska@suse.cz>
32929 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
32930 instead of ENABLE_VALGRIND_CHECKING.
32932 2016-01-27 Richard Henderson <rth@redhat.com>
32935 * lra-remat.c (subreg_regs): New.
32936 (dump_candidates_and_remat_bb_data): Dump it.
32937 (operand_to_remat): Reject if operand in subreg_regs.
32938 (set_bb_regs): Collect subreg_regs.
32939 (lra_remat): Init and free subreg_regs. Compute
32940 calculate_local_reg_remat_bb_data before create_cands.
32942 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
32945 * config/i386/i386.c (ix86_update_stack_boundary): Don't
32946 change stack_alignment_needed for __tls_get_addr call.
32948 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
32950 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
32952 2016-01-27 Jeff Law <law@redhat.com>
32954 PR tree-optimization/68398
32955 PR tree-optimization/69196
32956 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
32957 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
32958 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
32959 Only count PHIs in the last block in the path. The others will
32960 const/copy propagate away. Add heuristic to allow more irreducible
32961 subloops to be created when it is likely profitable to do so.
32963 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
32964 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
32965 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
32967 2016-01-27 Jakub Jelinek <jakub@redhat.com>
32970 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
32971 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
32972 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
32973 * tree-streamer-in.c: Include asan.h.
32974 (streamer_get_builtin_tree): For builtins in sanitizer
32975 range call initialize_sanitizer_builtins and retry.
32977 2016-01-27 Ian Lance Taylor <iant@google.com>
32979 * common.opt (fkeep-gc-roots-live): New undocumented option.
32980 * tree-ssa-loop-ivopts.c (add_candidate_1): If
32981 -fkeep-gc-roots-live, skip pointers.
32982 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
32985 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
32988 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
32989 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
32991 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
32994 * configure.ac: NetBSD provides SSP in its C library.
32995 * configure: Updated.
32997 2016-01-27 Richard Biener <rguenther@suse.de>
32999 PR tree-optimization/69166
33000 * tree-vect-loop.c (vect_is_simple_reduction): Always check
33001 reduction code for commutativity / associativity.
33003 2016-01-27 Martin Jambor <mjambor@suse.cz>
33005 PR tree-optimization/69355
33006 * tree-sra.c (analyze_access_subtree): Correct hole detection when
33007 total_scalarization fails.
33009 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
33011 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
33014 2016-01-27 Christian Bruel <christian.bruel@st.com>
33017 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
33018 Move arm_reset_previous_fndecl and set_target_option_current_node in
33019 the conditional part. Call save_restore_target_globals.
33020 * config/arm/arm.c (arm_set_current_function):
33021 Refactor to better support #pragma target and attribute mix.
33022 Call save_restore_target_globals.
33023 * config/arm/arm-protos.h (save_restore_target_globals): New function.
33025 2016-01-27 Martin Liska <mliska@suse.cz>
33027 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
33028 reference for an HSA kernel and its host function.
33030 2016-01-27 Jakub Jelinek <jakub@redhat.com>
33032 PR tree-optimization/69399
33033 * wide-int.h (wi::lrshift): For larger precisions, only
33034 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
33036 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
33038 * config/arc/predicates.md (proper_comparison_operator): Reject
33039 constant-constant comparison.
33041 2016-01-26 Tom de Vries <tom@codesourcery.com>
33043 PR tree-optimization/69110
33044 * tree-data-ref.c (initialize_data_dependence_relation): Handle
33045 DR_NUM_DIMENSIONS == 0.
33047 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
33048 Sebastian Pop <s.pop@samsung.com>
33050 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
33051 isl_ast_op_cond and isl_ast_op_select.
33052 (gcc_expression_from_isl_expr_op): Same.
33054 2016-01-26 Jason Merrill <jason@redhat.com>
33057 * tree.c (recompute_constructor_flags): Split out from
33059 (verify_constructor_flags): New.
33060 * tree.h: Declare them.
33062 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
33064 PR rtl-optimization/69217
33065 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
33066 are no TYPE_FIELDS set for the record type.
33068 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33071 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
33072 toc_label_name unconditionally.
33073 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
33074 SYMBOL_REF string. Use toc_label_name instead of constructing
33076 (rs6000_elf_declare_function_name): Use toc_label_name instead of
33077 constructing LCTOC1.
33079 2016-01-26 Martin Sebor <msebor@redhat.com>
33082 * doc/extend.texi (Common Type Attributes): Move text that talks about
33083 attribute packed from attribute aligned to the section discussing
33084 the former attribute for clarity.
33086 2016-01-26 Richard Henderson <rth@redhat.com>
33088 PR middle-end/60908
33089 * trans-mem.c (tm_region_init): Mark entry block as visited.
33091 2016-01-26 David Malcolm <dmalcolm@redhat.com>
33094 * diagnostic-show-locus.c (layout::print_source_line): Replace
33095 call to pp_newline with call to layout::print_newline.
33096 (layout::print_annotation_line): Likewise.
33097 (layout::move_to_column): Likewise.
33098 (layout::print_any_fixits): After printing any fixits, print a
33099 trailing newline, if necessary.
33100 (layout::print_newline): New method, resetting any colorization
33102 (diagnostic_show_locus): Move the pp_newline to before the
33103 early bailout. Remove dummy block enclosing the layout instance.
33104 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
33105 of pp_newline_and_flush with pp_flush.
33106 (diagnostic_append_note): Delete use of pp_newline.
33107 (diagnostic_append_note_at_rich_loc): Delete.
33108 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
33109 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
33110 when newline characters are added to the buffer.
33112 2016-01-26 Michael Matz <matz@suse.de>
33114 * configure.ac (ac_cv_std_swap_in_utility): New test.
33115 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
33116 * configure: Regenerate.
33117 * config.in: Regenerate.
33119 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
33121 * config/arc/arc.md (cstoresi4): Force operand into register.
33122 (arcset<code>): Fix predicate.
33123 (arcsetltu): Likewise.
33124 (arcsetgeu): Likewise.
33125 (arcsethi): Likewise.
33126 (arcsetls): Likewise.
33128 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33130 PR tree-optimization/69483
33131 * gimple-fold.c (canonicalize_constructor_val): Return NULL
33132 if base has error_mark_node type.
33134 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
33137 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
33138 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
33140 (vget_lane_f16): Handle big-endian.
33141 (vgetq_lane_f16): Likewise.
33142 (vset_lane_f16): Likewise.
33143 (vsetq_lane_f16): Likewise.
33144 * config/arm/iterators.md (VQXMOV): Add V8HF.
33145 (VDQ): Add V4HF and V8HF.
33146 (V_reg): Handle V4HF and V8HF.
33147 (Is_float_mode): Likewise.
33148 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
33149 neon_vdup_nv8hf): New patterns.
33150 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
33151 Use VD_LANE iterator.
33152 (neon_vld1_dup<mode>): Use VQ2 iterator.
33154 2016-01-26 Nathan Sidwell <nathan@acm.org>
33156 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
33157 (set_oacc_fn_attrib): Add IS_KERNEL arg.
33158 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
33159 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
33160 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
33161 (oacc_validate_dims): Add LEVEL arg, don't return level.
33162 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
33163 oacc_validate_dims.
33164 (execute_oacc_device_lower): Adjust, add more dump output.
33165 * tree-ssa-loop.c (gate_oacc_kernels): Use
33166 oacc_fn_attrib_kernels_p.
33167 * tree-parloops.c (create_parallel_loop): Adjust
33168 set_oacc_fn_attrib call.
33170 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33173 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
33174 (append_compiler_options): Handle -fcilkplus.
33175 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
33177 2016-01-26 Nick Clifton <nickc@redhat.com>
33180 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
33181 been marked as DECL_ONE_ONLY but we do not the means to make it
33182 so, then do not allow it to bind locally.
33184 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33187 * opts.h (parse_sanitizer_options): New prototype.
33188 * opts.c (sanitizer_opts): New array.
33189 (parse_sanitizer_options): New function.
33190 (common_handle_option): Use parse_sanitizer_options.
33192 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
33195 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
33196 alignment adjustment to ...
33197 (ix86_update_stack_boundary): Here. Don't over-align stack for
33199 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
33200 if __tls_get_addr is called.
33202 2016-01-26 Christian Bruel <christian.bruel@st.com>
33204 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
33206 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
33208 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
33210 2016-01-26 Richard Biener <rguenther@suse.de>
33212 PR middle-end/69467
33213 * match.pd: Guard X * CST CMP 0 pattern with single_use.
33215 2016-01-26 Richard Biener <rguenther@suse.de>
33217 PR tree-optimization/69452
33218 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
33219 (move_computations_dom_walker::before_dom_children): Rename
33221 (move_computations_worker): This.
33222 (move_computations): Perform an RPO rather than a DOM walk.
33224 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33227 * combine.c (combine_instructions): For REG_EQUAL note with
33228 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
33229 to the underlying register.
33230 * doc/rtl.texi (REG_EQUAL): Document the behavior of
33231 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
33233 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
33236 * config/aarch64/aarch64-builtins.c
33237 (aarch64_init_simd_builtin_types): Do not set structural
33238 equality to __Poly{8,16,64,128}_t types.
33240 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
33242 PR tree-optimization/69400
33243 * wide-int.cc (wi_pack): Take the precision as argument and
33244 perform canonicalization here rather than in the callers.
33245 Use the main loop to handle all full-width HWIs. Add a
33246 zero HWI if in_len isn't a full result.
33247 (wi::divmod_internal): Update accordingly.
33248 (wi::mul_internal): Likewise. Simplify.
33250 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
33251 Sebastian Pop <s.pop@samsung.com>
33253 * graphite-poly.c (apply_poly_transforms): Simplify.
33254 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
33255 (print_isl_map): Same.
33256 (print_isl_union_map): Same.
33257 (print_isl_schedule): New.
33258 (debug_isl_schedule): New.
33259 * graphite-dependences.c (scop_get_reads): Do not call
33260 isl_union_map_add_map that is undocumented isl functionality.
33261 (scop_get_must_writes): Same.
33262 (scop_get_may_writes): Same.
33263 (scop_get_original_schedule): Remove.
33264 (scop_get_dependences): Do not call isl_union_map_compute_flow that
33265 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
33266 (compute_deps): Remove.
33267 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
33268 (debug_schedule_ast): New.
33269 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
33270 set_separate_option.
33271 (graphite_regenerate_ast_isl): Add dump.
33272 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
33273 from scop->transformed_schedule.
33274 (graphite_regenerate_ast_isl): Add more dump.
33275 * graphite-optimize-isl.c (optimize_isl): Set
33276 scop->transformed_schedule. Check whether schedules are equal.
33277 (apply_poly_transforms): Move here.
33278 * graphite-poly.c (apply_poly_transforms): ... from here.
33279 (free_poly_bb): Static.
33280 (free_scop): Static.
33281 (pbb_number_of_iterations_at_time): Remove.
33282 (print_isl_ast): New.
33283 (debug_isl_ast): New.
33284 (debug_scop_pbb): New.
33285 * graphite-scop-detection.c (print_edge): Move.
33286 (print_sese): Move.
33287 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
33288 (build_scop_scattering): Remove.
33289 (create_pw_aff_from_tree): Assert instead of bailing out.
33290 (add_condition_to_pbb): Remove unused code, do not fail.
33291 (add_conditions_to_domain): Same.
33292 (add_conditions_to_constraints): Remove.
33293 (build_scop_context): New.
33294 (add_iter_domain_dimension): New.
33295 (build_iteration_domains): Initialize pbb->iterators.
33296 Call add_conditions_to_domain.
33299 (index_outermost_in_loop): New.
33300 (index_pbb_in_loop): New.
33301 (outermost_pbb_in): New.
33302 (add_in_sequence): New.
33303 (add_outer_projection): New.
33304 (outer_projection_mupa): New.
33305 (add_loop_schedule): New.
33306 (build_schedule_pbb): New.
33307 (build_schedule_loop): New.
33308 (embed_in_surrounding_loops): New.
33309 (build_schedule_loop_nest): New.
33310 (build_original_schedule): New.
33311 (build_poly_scop): Call build_original_schedule.
33312 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
33313 (free_poly_dr): Remove.
33314 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
33315 (free_poly_bb): Remove.
33316 (debug_loop_vec): Remove.
33317 (print_isl_ast): Declare.
33318 (debug_isl_ast): Declare.
33319 (scop_do_interchange): Remove.
33320 (scop_do_strip_mine): Remove.
33321 (scop_do_block): Remove.
33322 (flatten_all_loops): Remove.
33323 (optimize_isl): Remove.
33324 (pbb_number_of_iterations_at_time): Remove.
33325 (debug_scop_pbb): Declare.
33326 (print_schedule_ast): Declare.
33327 (debug_schedule_ast): Declare.
33328 (struct scop): Remove schedule. Add original_schedule,
33329 transformed_schedule.
33330 (free_gimple_poly_bb): Remove.
33331 (print_generated_program): Remove.
33332 (debug_generated_program): Remove.
33333 (unify_scattering_dimensions): Remove.
33334 * sese.c (print_edge): ... here.
33335 (print_sese): ... here.
33336 (debug_edge): ... here.
33337 (debug_sese): ... here.
33338 * sese.h (print_edge): Declare.
33339 (print_sese): Declare.
33340 (dump_edge): Declare.
33341 (dump_sese): Declare.
33343 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
33344 Sebastian Pop <s.pop@samsung.com>
33346 * Makefile.in: Set ISLVER in site.exp.
33348 2016-01-25 Jakub Jelinek <jakub@redhat.com>
33350 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
33351 DECL_VALUE_EXPR of new_var even for the non-array case. Look
33352 through DECL_VALUE_EXPR for expansion.
33354 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
33356 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
33357 the frame info after reload completed.
33359 2016-01-25 Jeff Law <law@redhat.com>
33361 PR tree-optimization/69196
33362 PR tree-optimization/68398
33363 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
33364 tree-ssa-threadupdate.c.
33365 (determine_bb_domination_status): Prototype
33366 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
33367 (determine_bb_domination_status): No longer static.
33368 (valid_jump_thread_path): Remove code to detect characteristics
33369 of the jump thread path not associated with correctness.
33370 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
33371 Correct test for thread path length. Count PHIs for real operands as
33372 statements that need to be copied. Do not count ASSERT_EXPRs.
33373 Look at all the blocks in the thread path. Compute and selectively
33374 filter thread paths based on threading through the latch, threading
33375 a multiway branch or crossing a multiway branch.
33377 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33379 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
33380 decl with __attribute__ ((unused)) annotation.
33382 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
33385 * tree-vect-stmts.c (vectorizable_condition): Check vectype
33386 of operands is compatible with a statement vectype.
33388 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
33390 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
33391 improve wording for mixed storage order support.
33393 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
33395 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
33396 (vcvt_u64_f64): Likewise.
33397 (vcvta_s64_f64): Likewise.
33398 (vcvta_u64_f64): Likewise.
33399 (vcvtm_s64_f64): Likewise.
33400 (vcvtm_u64_f64): Likewise.
33401 (vcvtn_s64_f64): Likewise.
33402 (vcvtn_u64_f64): Likewise.
33403 (vcvtp_s64_f64): Likewise.
33404 (vcvtp_u64_f64): Likewise.
33406 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
33408 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
33409 (arc_init): Check validity mll64 option.
33410 (arc_save_restore): Use double load/store instruction.
33411 (arc_expand_movmem): Likewise.
33412 (arc_split_move): Don't split if we have double load/store
33413 instructions. Returns a boolean.
33414 (arc_process_double_reg_moves): Change function to return boolean
33415 instead of a sequence of instructions.
33416 (arc_dwarf_register_span): New function.
33417 * config/arc/arc-protos.h (arc_split_move): Change prototype.
33418 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
33419 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
33420 (*movdf_insn): Likewise.
33421 * config/arc/arc.opt (mll64): New option.
33422 * config/arc/predicates.md (even_register_operand): New predicate.
33423 * doc/invoke.texi (ARC Options): Add mll64 documentation.
33425 2016-01-25 Richard Biener <rguenther@suse.de>
33428 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
33429 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
33431 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
33433 2016-01-25 Richard Biener <rguenther@suse.de>
33435 PR tree-optimization/69376
33436 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
33438 (VN_INFO_ANTI_RANGE_P): New inline.
33439 (VN_INFO_RANGE_TYPE): Likewise.
33440 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
33441 SSA_NAME_ANTI_RANGE_P.
33442 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
33443 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
33444 Properly query VN_INFO_RANGE_TYPE.
33446 2016-01-25 Nick Clifton <nickc@redhat.com>
33449 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
33451 2016-01-23 Tom de Vries <tom@codesourcery.com>
33453 PR tree-optimization/69426
33454 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
33457 2016-01-23 Jakub Jelinek <jakub@redhat.com>
33459 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
33460 "the the" with "the" in the comments.
33461 * ipa-devirt.c (build_type_inheritance_graph,
33462 update_type_inheritance_graph): Likewise.
33463 * tree.c (build_function_type_list_1): Likewise.
33464 * cfgloopmanip.c (scale_loop_profile): Likewise.
33465 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
33466 * gimple-ssa-split-paths.c
33467 (find_block_to_duplicate_for_splitting_paths): Likewise.
33468 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
33469 * expr.c (convert_move): Likewise.
33470 * var-tracking.c (vt_stack_adjustments): Likewise.
33471 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
33472 * tree-vrp.c (test_for_singularity): Likewise.
33474 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
33475 directly instead of building a temporary tree.
33478 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
33479 remove <algorithm> include.
33481 2016-01-22 Jakub Jelinek <jakub@redhat.com>
33484 * config/i386/i386.c: Include dojump.h.
33485 (expand_small_movmem_or_setmem,
33486 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
33488 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
33489 if dynamic_check != -1.
33491 2016-01-21 Jeff Law <law@redhat.com>
33493 PR middle-end/69347
33494 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
33495 record_temporary_equivalences. Rewritten to avoid unnecessary calls
33496 into dominated_by_p.
33497 (cprop_into_successor_phis): Avoid unnecessary tests.
33499 2016-01-22 Richard Henderson <rth@redhat.com>
33502 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
33503 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
33505 2016-01-22 Michael Matz <matz@suse.de>
33507 * system.h (string, algorithm): Include only conditionally.
33508 (new): Include always under C++.
33509 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
33510 * final.c (toplevel): Ditto.
33511 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
33512 * genconditions.c (write_header): Make gencondmd.c define
33514 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
33516 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
33517 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
33519 2016-01-22 Christian Bruel <christian.bruel@st.com>
33522 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
33524 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33527 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
33528 define_insn_and_split. Ensure operands[1] and operands[0] do not
33529 get assigned the same register.
33531 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
33533 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
33535 2016-01-22 Christian Bruel <christian.bruel@st.com>
33537 * config/arm/arm-c.c (arm_pragma_target_parse):
33538 Remove warn_builtin_macro_redefined overwrite.
33540 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
33542 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
33543 flag_non_call_exceptions compatibility.
33545 2016-01-22 Jakub Jelinek <jakub@redhat.com>
33548 * dwarf2out.c (add_child_die_after): New function.
33549 (dwarf_qual_info_t): New type.
33550 (dwarf_qual_info): New variable.
33551 (qualified_die_p): New function.
33552 (modified_type_die): For -fdebug-types-section, ensure
33553 canonical order of qualifiers. Put qualified DIEs adjacent
33554 to the corresponding non-qualified type DIE and search there
33555 for existing qualified DIEs.
33557 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
33559 * doc/extend.texi (scalar_storage_order type attribute): Document
33560 restriction on type punning and aliasing, and remove future tense.
33562 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
33565 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
33568 2016-01-21 Jeff Law <law@redhat.com>
33570 PR middle-end/69347
33571 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
33572 useless call to record_temporary_equivalences.
33573 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
33574 allocate 10 slots in the bb_path vector and let it grow as needed.
33575 (fsm_find_control_statement_thread_paths): Similarly for the next_path
33578 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
33580 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
33582 * configure: Regenerate.
33584 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
33586 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
33587 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
33589 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
33591 PR middle-end/66178
33592 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
33593 drop EXPAND_INITIALIZER.
33594 * rtl.h (contains_symbolic_reference_p): Declare.
33595 * rtlanal.c (contains_symbolic_reference_p): New function.
33596 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
33597 a subtraction into a NOT if symbolic constants are involved.
33599 2016-01-21 Anton Blanchard <anton@samba.org>
33600 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33603 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
33605 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
33608 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
33610 * config/microblaze/microblaze.c
33611 (get_branch_target): New.
33612 (insert_wic_for_ilb_runout): New.
33614 (microblaze_machine_dependent_reorg): New.
33615 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
33616 * config/microblaze/microblaze.md
33617 (UNSPEC_IPREFETCH): Define.
33618 (iprefetch): New pattern
33619 * config/microblaze/microblaze.opt
33620 (mxl-prefetch): New flag.
33622 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
33624 * config/microblaze/microblaze.h
33625 (FIXED_REGISTERS): Update in macro.
33626 (CALL_USED_REGISTERS): Update in macro.
33628 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
33630 PR rtl-optimization/68920
33631 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
33634 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
33636 PR rtl-optimization/68990
33637 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
33638 pseudo instead of inheritance ones.
33640 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
33641 Nick Clifton <nickc@redhat.com>
33645 * config/mips/mips.c (mips_compute_frame_info): Initialise
33646 args_size and hard_frame_pointer_offset fields of the frame
33647 structure before calling mips_global_pointer.
33649 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
33651 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
33653 * configure: Regenerate.
33655 2016-01-21 Richard Biener <rguenther@suse.de>
33657 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
33659 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
33661 * config/s390/s390.c (s390_asm_declare_function_size): Add code
33662 to actually emit the .size directive.
33664 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
33665 Jakub Jelinek <jakub@redhat.com>
33669 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
33670 args array size by one to avoid buffer overflow.
33672 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
33674 * config/s390/s390.md (pool_section_start): Use switch_to_section
33675 to select proper read-only data section instead of hardcoding
33677 (pool_section_end): Use switch_to_section to match the above.
33679 2016-01-21 Richard Biener <rguenther@suse.de>
33681 PR tree-optimization/69378
33682 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
33683 (set_ssa_val_to): Use it for dominance checks taking into
33684 account not executable edges.
33686 2016-01-21 Jakub Jelinek <jakub@redhat.com>
33689 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
33690 for bitsize instead of GET_MODE_PRECISION (mode).
33692 2016-01-20 Martin Sebor <msebor@redhat.com>
33695 * extend.texi (__sync Builtins): Clarify the semantics of
33696 __sync_fetch_and_OP built-ins on pointers.
33697 (__atomic Builtins): Same.
33699 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33700 Sebastian Pop <s.pop@samsung.com>
33702 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
33703 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
33704 (is_valid_rename): Same.
33705 (translate_isl_ast_to_gimple::get_rename): Same.
33706 (translate_isl_ast_to_gimple::rename_all_uses): Same.
33707 (translate_isl_ast_to_gimple::rename_uses): Same.
33708 (get_new_name): Check for close_phi nodes.
33709 (copy_loop_phi_args): Use phi_node_kind.
33710 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
33711 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
33713 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33714 Sebastian Pop <s.pop@samsung.com>
33716 Revert commit r229783.
33717 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
33718 Remove use of parameter_rename_map.
33719 (copy_def): Remove.
33720 (copy_internal_parameters): Remove.
33721 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
33722 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
33723 (free_sese_info): Do not free parameter_rename_map.
33724 (set_rename): Do not use parameter_rename_map.
33725 (rename_uses): Update call to set_rename.
33726 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
33727 * sese.h (parameter_rename_map_t): Remove.
33728 (struct sese_info_t): Remove field parameter_rename_map.
33730 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33731 Sebastian Pop <s.pop@samsung.com>
33733 * graphite-isl-ast-to-gimple.c: Fix comment.
33734 * graphite-scop-detection.c (defined_in_loop_p): New.
33735 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
33736 names defined in loop.
33738 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33739 Sebastian Pop <s.pop@samsung.com>
33741 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
33742 Discard unstructured if-then-else regions.
33744 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33745 Sebastian Pop <s.pop@samsung.com>
33747 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
33748 (cleanup_loop_iter_dom): Remove.
33749 (build_loop_iteration_domains): Remove.
33750 (build_scop_context): Remove.
33751 (build_scop_iteration_domain): Remove.
33752 (add_loop_constraints): New.
33753 (build_iteration_domains): New.
33754 (build_poly_scop): Call build_iteration_domains.
33756 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33757 Sebastian Pop <s.pop@samsung.com>
33759 * graphite-scop-detection.c
33760 (scop_detection::harmful_loop_in_region): Free dom and loops.
33761 (scop_detection::loop_body_is_valid_scop): Free bbs.
33763 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33764 Sebastian Pop <s.pop@samsung.com>
33766 * graphite-scop-detection.c (record_loop_in_sese): New.
33767 (gather_bbs::before_dom_children): Call record_loop_in_sese.
33768 (build_scops): Remove call to build_sese_loop_nests.
33769 * sese.c (sese_record_loop): Remove.
33770 (build_sese_loop_nests): Remove.
33771 (new_sese_info): Remove region->loops.
33772 (free_sese_info): Same.
33773 * sese.h (sese_contains_loop): Same.
33774 (build_sese_loop_nests): Remove.
33775 (sese_contains_loop): Remove.
33777 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33778 Sebastian Pop <s.pop@samsung.com>
33780 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
33781 loop_is_valid_in_scop.
33782 (scop_detection::harmful_stmt_in_region): Renamed
33783 harmful_loop_in_region.
33784 Call loop_is_valid_in_scop.
33786 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33787 Sebastian Pop <s.pop@samsung.com>
33789 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
33792 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33793 Sebastian Pop <s.pop@samsung.com>
33795 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
33796 * graphite.h (struct poly_bb): Remove field is_reduction.
33797 (PBB_IS_REDUCTION): Remove.
33799 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33800 Sebastian Pop <s.pop@samsung.com>
33802 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
33803 (add_pdr_constraints): Same.
33804 (scop_get_reads): Same.
33805 (scop_get_must_writes): Same.
33806 (scop_get_may_writes): Same.
33807 (scop_get_original_schedule): Same.
33808 (extend_schedule): Same.
33809 (apply_schedule_on_deps): Same.
33810 (carries_deps): Same.
33811 (compute_deps): Same.
33812 (scop_get_dependences): Same.
33813 * graphite-isl-ast-to-gimple.c
33814 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
33815 * graphite-optimize-isl.c (get_schedule_for_band): Same.
33816 (get_schedule_for_band_list): Same.
33817 (get_schedule_map): Same.
33818 (apply_schedule_map_to_scop): Same.
33819 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
33820 (build_loop_iteration_domains): Same.
33821 (add_condition_to_pbb): Same.
33822 (add_param_constraints): Same.
33823 (pdr_add_memory_accesses): Same.
33824 (pdr_add_data_dimensions): Same.
33826 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
33828 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
33831 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
33833 * common.opt (feliminate-dwarf2-dups): Replace references to
33834 "DWARF 2" with just "DWARF".
33835 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
33836 * doc/extend.texi: Likewise.
33837 * doc/cpp.texi: Likewise.
33838 * doc/invoke.texi: Likewise.
33839 (Option Summary): Add -gdwarf to list of Debugging Options.
33840 (Debugging Options): Document -gdwarf.
33841 * doc/contrib.texi: Spell "DWARF" like that.
33843 2016-01-21 Jakub Jelinek <jakub@redhat.com>
33845 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
33846 warning. Fix up formatting.
33848 PR middle-end/67653
33849 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
33850 attempt to mark memory input operand addressable and
33851 call prepare_gimple_addressable in that case. Don't adjust
33852 input_location for diagnostics, use error_at instead.
33854 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
33856 * config/rs6000/ppc-auxv.h: New file.
33857 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
33858 (cpu_is): Likewise.
33859 (cpu_supports): Likewise.
33860 * config/rs6000/rs6000.c: include "ppc-auxv.h".
33861 (cpu_is_info): New variable.
33862 (cpu_supports_info): Likewise.
33863 (tcb_verification_symbol): Likewise.
33864 (cpu_builtin_p): Likewise.
33865 (cpu_expand_builtin): New function.
33866 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
33867 (rs6000_init_builtins): Likewise.
33868 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
33869 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
33870 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
33871 * configure: Regenerate.
33872 * config.in: Likewise.
33873 * doc/extend.texi (PowerPC Built-in Functions): Document
33874 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
33876 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
33879 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
33881 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
33884 2016-01-20 Richard Henderson <rth@redhat.com>
33890 * tree.c (tm_define_builtin): New.
33891 (find_tm_vector_type): New.
33892 (build_tm_vector_builtins): New.
33893 (build_common_builtin_nodes): Call it.
33895 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
33897 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
33898 (arm_fp_ok): Likewise.
33899 (arm_fp): Likewise.
33900 (arm_crypto): Likewise.
33902 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
33903 Richard Biener <rguenther@suse.de>
33905 PR tree-optimization/69328
33906 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
33907 vectors have same number of elements.
33908 (vectorizable_condition): Fix masked version recognition.
33910 2016-01-20 Richard Biener <rguenther@suse.de>
33912 PR tree-optimization/69345
33913 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
33914 (VN_INFO_PTR_INFO): Likewise.
33915 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
33916 info when it is equal between non-dominating SSA names.
33917 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
33918 Make sure to look at original SSA infos.
33920 2016-01-20 Jeff Law <law@redhat.com>
33923 * config/m68k/predicates.md (pow2_m1_operand): New predicate
33925 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
33926 (pc_or_label_operand): New predicate.
33927 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
33928 tests for small integers that are 2^n - 1.
33930 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
33932 * doc/invoke.texi (Options Summary): Add '.' after @xref.
33934 2016-01-19 Jeff Law <law@redhat.com>
33936 PR middle-end/69347
33937 * tree-ssa-threadbackwards.c
33938 (fsm_find_control_statement_thread_paths): Do not try to lookup
33939 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
33941 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
33943 * doc/lto.texi: Remove text that says only Gold has linker plugin
33946 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
33948 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
33949 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
33950 the DIE accordingly.
33951 (modified_type_die): Add REVERSE parameter and pass it recursively,
33952 as well as to base_type_die. Adjust presence check accordingly.
33953 (base_type_for_mode): Adjust call to modified_type_die.
33954 (add_type_attribute): Add REVERSE parameter and pass it to
33956 (generic_parameter_die): Adjust call to add_type_attribute.
33957 (add_scalar_info): Likewise.
33958 (add_subscript_info): Likewise.
33959 (gen_array_type_die): Likewise.
33960 (gen_descr_array_type_die): Likewise.
33961 (gen_entry_point_die): Likewise.
33962 (gen_enumeration_type_die): Likewise.
33963 (gen_formal_parameter_die): Likewise.
33964 (gen_subprogram_die): Likewise.
33965 (gen_variable_die ): Likewise.
33966 (gen_const_die): Likewise.
33967 (gen_field_die): Likewise.
33968 (gen_pointer_type_die): Likewise.
33969 (gen_reference_type_die): Likewise.
33970 (gen_ptr_to_mbr_type_die): Likewise.
33971 (gen_inheritance_die): Likewise.
33972 (gen_subroutine_type_die): Likewise.
33973 (gen_typedef_die): Likewise.
33974 (force_type_die): Adjust call to modified_type_die.
33976 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
33978 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
33979 flow throughout the file. Fix broken link to Objective-C 2.0
33981 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
33984 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
33986 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
33988 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33991 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
33992 (maybe_record_node): Record cxa_pure_virtual as the only possible
33993 target if there are not ohter candidates.
33994 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
33996 2016-01-19 Richard Biener <rguenther@suse.de>
33998 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
33999 (get_memory_order): Likewise.
34001 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
34003 * tree-vect-stmts.c (vectorizable_store): Check
34006 2016-01-19 David Malcolm <dmalcolm@redhat.com>
34009 * gcc.c (driver::decode_argv): Add call to
34010 init_opts_obstack before init_options_struct.
34011 * opts.c (init_opts_obstack): Remove idempotency.
34012 (init_options_struct): Replace call to init_opts_obstack
34013 with a gcc_assert to verify that it has already been called.
34014 * toplev.c (toplev::main): Add call to init_opts_obstack before
34015 calls to init_options_struct.
34016 (toplev::finalize): Move cleanup of opts_obstack next to
34017 cleanup of save_decoded_options, clearing the latter, and
34018 save_decoded_options_count.
34020 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34023 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
34024 attribute to unconditional. Remove %? from output template.
34026 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34027 Jiong Wang <jiong.wang@arm.com>
34029 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
34030 generated from different expand order.
34032 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34034 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
34035 Add support for CCMP costing.
34037 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34039 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
34040 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
34041 (fccmpe<mode>): Likewise.
34042 (fcmp): Rename to fcmp and globalize pattern.
34044 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
34045 (aarch64_gen_ccmp_next): Add FP support.
34047 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34049 * target.def (gen_ccmp_first): Update documentation.
34050 (gen_ccmp_next): Likewise.
34051 * doc/tm.texi (gen_ccmp_first): Update documentation.
34052 (gen_ccmp_next): Likewise.
34053 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
34054 expand_ccmp_expr_1. Improve comments.
34055 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
34056 (ccmp_ior<mode>): Remove pattern.
34057 (cmp<mode>): Remove expand.
34058 (cmp): Globalize pattern.
34059 (cstorecc4): Use cc_register.
34060 (mov<mode>cc): Remove ccmp_cc_register check.
34061 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
34062 Simplify after removal of CC_DNE/* modes.
34063 (aarch64_ccmp_mode_to_code): Remove.
34064 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
34065 In 'k' case use integer as condition.
34066 (aarch64_nzcv_codes): Remove inverted cases.
34067 (aarch64_code_to_ccmode): Remove.
34068 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
34069 comparison with CC register to be used in folowing CCMP/branch/CSEL.
34070 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
34071 pattern. Return the comparison with CC register. Invert conditions
34072 when bitcode is OR.
34073 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
34074 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
34076 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34078 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
34079 instrumented_version.
34081 2016-01-19 Richard Biener <rguenther@suse.de>
34083 PR tree-optimization/69336
34084 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
34085 handled components with get_ref_base_and_extent.
34086 (equal_mem_array_ref_p): Adjust.
34088 2016-01-19 Jakub Jelinek <jakub@redhat.com>
34091 * shrink-wrap.c: Include valtrack.h.
34092 (move_insn_for_shrink_wrap): Add DEBUG argument. If
34093 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
34094 in between insn and where it will be moved to. Call
34095 dead_debug_insert_temp.
34096 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
34097 first and dead_debug_local_finish at the end.
34098 For uses and defs bitmap, handle all regs in between REGNO and
34099 END_REGNO, not just the first one.
34101 2016-01-19 Richard Biener <rguenther@suse.de>
34103 PR tree-optimization/69352
34104 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
34105 (equal_mem_array_ref_p): Constrain size and max size properly.
34106 Compare the reverse flag.
34108 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
34110 * ira.c (ira): Update regstat data if we deleted insns.
34112 2016-01-19 Jakub Jelinek <jakub@redhat.com>
34114 PR rtl-optimization/68955
34115 PR rtl-optimization/64557
34116 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
34117 here. Fix up formatting.
34118 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
34120 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34123 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
34124 assume that the node has body.
34125 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
34128 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34130 * lto-streamer-out.c (lto_output): Do not stream instrumentation
34133 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34135 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
34136 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
34138 2016-01-19 Martin Jambor <mjambor@suse.cz>
34139 Martin Liska <mliska@suse.cz>
34140 Michael Matz <matz@suse.de>
34142 * Makefile.in (OBJS): Add new source files.
34143 (GTFILES): Add hsa.c.
34144 * common.opt (disable_hsa): New variable.
34145 (-Whsa): New warning.
34146 * config.in (ENABLE_HSA): New.
34147 * configure.ac: Treat hsa differently from other accelerators.
34148 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
34149 $enable_offloading.
34150 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
34151 * doc/install.texi (Configuration): Document --with-hsa-runtime,
34152 --with-hsa-runtime-include, --with-hsa-runtime-lib and
34153 --with-hsa-kmt-lib.
34154 * doc/invoke.texi (-Whsa): Document.
34155 (hsa-gen-debug-stores): Likewise.
34156 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
34157 to invoke offload compiler for hsa acclerator.
34158 * opts.c (common_handle_option): Determine whether HSA offloading
34159 should be performed.
34160 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
34161 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
34162 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
34163 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
34164 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
34165 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
34166 GF_OMP_FOR_KIND_GRID_LOOP.
34167 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
34168 (pp_gimple_stmt_1): Likewise.
34169 * gimple-walk.c (walk_gimple_stmt): Likewise.
34170 * gimple.c (gimple_build_omp_grid_body): New function.
34171 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
34172 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
34173 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
34174 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
34175 GF_OMP_TEAMS_GRID_PHONY.
34176 (gimple_statement_omp_single_layout): Updated comments.
34177 (gimple_build_omp_grid_body): New function.
34178 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
34179 (gimple_omp_for_grid_phony): New function.
34180 (gimple_omp_for_set_grid_phony): Likewise.
34181 (gimple_omp_parallel_grid_phony): Likewise.
34182 (gimple_omp_parallel_set_grid_phony): Likewise.
34183 (gimple_omp_teams_grid_phony): Likewise.
34184 (gimple_omp_teams_set_grid_phony): Likewise.
34185 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
34186 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
34187 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
34188 (BUILT_IN_GOMP_TARGET): Updated type.
34189 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
34190 (adjust_for_condition): New function.
34191 (get_omp_for_step_from_incr): Likewise.
34192 (extract_omp_for_data): Moved parts to adjust_for_condition and
34193 get_omp_for_step_from_incr.
34194 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
34195 (fixup_child_record_type): Bail out if receiver_decl is NULL.
34196 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
34197 (scan_omp_parallel): Do not create child functions for phony
34199 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
34200 (scan_omp_1_op): Checking assert we are not remapping to
34201 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
34202 (parallel_needs_hsa_kernel_p): New function.
34203 (expand_parallel_call): Register apprpriate parallel child
34204 functions as HSA kernels.
34205 (grid_launch_attributes_trees): New type.
34206 (grid_attr_trees): New variable.
34207 (grid_create_kernel_launch_attr_types): New function.
34208 (grid_insert_store_range_dim): Likewise.
34209 (grid_get_kernel_launch_attributes): Likewise.
34210 (get_target_argument_identifier_1): Likewise.
34211 (get_target_argument_identifier): Likewise.
34212 (get_target_argument_value): Likewise.
34213 (push_target_argument_according_to_value): Likewise.
34214 (get_target_arguments): Likewise.
34215 (expand_omp_target): Call get_target_arguments instead of looking
34216 up for teams and thread limit.
34217 (grid_expand_omp_for_loop): New function.
34218 (grid_arg_decl_map): New type.
34219 (grid_remap_kernel_arg_accesses): New function.
34220 (grid_expand_target_kernel_body): New function.
34221 (expand_omp): Call it.
34222 (lower_omp_for): Do not emit phony constructs.
34223 (lower_omp_taskreg): Do not emit phony constructs but create for them
34224 a temporary variable receiver_decl.
34225 (lower_omp_taskreg): Do not emit phony constructs.
34226 (lower_omp_teams): Likewise.
34227 (lower_omp_grid_body): New function.
34228 (lower_omp_1): Call it.
34229 (grid_reg_assignment_to_local_var_p): New function.
34230 (grid_seq_only_contains_local_assignments): Likewise.
34231 (grid_find_single_omp_among_assignments_1): Likewise.
34232 (grid_find_single_omp_among_assignments): Likewise.
34233 (grid_find_ungridifiable_statement): Likewise.
34234 (grid_target_follows_gridifiable_pattern): Likewise.
34235 (grid_remap_prebody_decls): Likewise.
34236 (grid_copy_leading_local_assignments): Likewise.
34237 (grid_process_kernel_body_copy): Likewise.
34238 (grid_attempt_target_gridification): Likewise.
34239 (grid_gridify_all_targets_stmt): Likewise.
34240 (grid_gridify_all_targets): Likewise.
34241 (execute_lower_omp): Call grid_gridify_all_targets.
34242 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
34243 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
34244 (tree_omp_clause): Added union field dimension.
34245 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
34246 * tree.c (omp_clause_num_ops): Added number of arguments of
34247 OMP_CLAUSE__GRIDDIM_.
34248 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
34249 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
34250 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
34251 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
34252 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
34253 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
34254 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
34255 * tree-pass.h (make_pass_gen_hsail): Declare.
34256 (make_pass_ipa_hsa): Likewise.
34257 * ipa-hsa.c: New file.
34258 * lto-section-in.c (lto_section_name): Add hsa section name.
34259 * lto-streamer.h (lto_section_type): Add hsa section.
34260 * timevar.def (TV_IPA_HSA): New.
34261 * hsa-brig-format.h: New file.
34262 * hsa-brig.c: New file.
34263 * hsa-dump.c: Likewise.
34264 * hsa-gen.c: Likewise.
34267 * toplev.c (compile_file): Call hsa_output_brig.
34268 * hsa-regalloc.c: New file.
34270 2016-01-18 Jeff Law <law@redhat.com>
34272 PR tree-optimization/69320
34273 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
34274 ranged object, do nothing if the RHS constant is not [0..1].
34275 (optimize_stmt): Comparing a boolean ranged object against a
34276 constant outside [0..1] results in a compile-time constant.
34278 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
34281 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
34283 * doc/invoke.texi (Invoking GCC): Add new section to menu.
34284 (Option Summary): Update to reflect new section and moved options.
34285 (C++ Dialect Options): Move -fstats to new section.
34286 (Debugging Options): Move all dump, statistics, and other GCC
34287 developer options to new section. Rewrite section introduction
34288 and re-order remaining options to put the more basic ones first.
34289 (Optimization Options): Move -fira-verbose and -flto-report* to
34291 (Developer Options): New section incorporating moved options.
34292 * doc/cppopts.texi (-dM): Update cross-reference.
34294 2016-01-18 Richard Henderson <rth@redhat.com>
34297 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
34298 operands to pseudo only if CSE is expected. Split long immediate
34299 operands only after reload, and for the stack pointer.
34300 (*add<GPI>3_pluslong): Remove.
34301 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
34302 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
34303 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
34304 (*add<GPI>3 peepholes): New.
34305 (*add<GPI>3 splitters): New.
34306 * config/aarch64/constraints.md (Upl): New.
34307 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
34309 2016-01-18 Richard Biener <rguenther@suse.de>
34311 PR tree-optimization/69297
34312 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
34314 (vect_bb_vectorization_profitable_p): Clear visited flag again.
34316 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
34318 PR middle-end/68542
34319 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
34320 of mixind vector and scalar types.
34321 (fold_relational_const): Add handling of vector
34322 comparison with boolean result.
34323 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
34324 comparison of vector operands with boolean result for EQ/NE only.
34325 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
34326 (verify_gimple_cond): Likewise.
34327 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
34330 2016-01-18 Joseph Myers <joseph@codesourcery.com>
34332 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
34335 2016-01-18 Richard Biener <rguenther@suse.de>
34337 PR middle-end/69308
34338 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
34340 2016-01-18 Tom de Vries <tom@codesourcery.com>
34342 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
34344 2016-01-18 Tom de Vries <tom@codesourcery.com>
34346 * omp-low.c (set_oacc_fn_attrib): Make extern.
34347 * omp-low.h (set_oacc_fn_attrib): Declare.
34348 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
34349 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
34350 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
34351 Add and handle function parameter oacc_kernels_p.
34352 (find_reduc_addr, get_omp_data_i_param): New function.
34353 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
34354 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
34355 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
34356 Calculate dominance info. Skip loops that are not in a kernels region
34357 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
34358 (pass_parallelize_loops::execute): Call parallelize_loops with
34359 oacc_kernels_p argument.
34360 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
34361 New member function.
34362 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
34363 * passes.def: Add argument to pass_parallelize_loops instantation.
34365 2016-01-18 Tom de Vries <tom@codesourcery.com>
34367 * tree-parloops.c (pass_parallelize_loops::execute): Allow
34368 pass_parallelize_loops to be run outside the loop pipeline.
34370 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34372 * tree-scalar-evolution.c (follow_copies_to_constant): New.
34373 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
34375 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34378 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
34379 using get_ref_base_and_extent.
34380 (equal_mem_array_ref_p): New.
34381 (hashable_expr_equal_p): Add call to previous.
34383 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34386 * tree-sra.c (disqualified_constants, constant_decl_p): New.
34387 (sra_initialize): Allocate disqualified_constants.
34388 (sra_deinitialize): Free disqualified_constants.
34389 (disqualify_candidate): Update disqualified_constants when appropriate.
34390 (create_access): Scan for constant-pool entries as we go along.
34391 (scalarizable_type_p): Add check against type_contains_placeholder_p.
34392 (maybe_add_sra_candidate): Allow constant-pool entries.
34393 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
34394 (initialize_constant_pool_replacements): New.
34395 (sra_modify_assign): Avoid mangling assignments created by previous,
34396 and don't generate writes into constant pool.
34397 (sra_modify_function_body): Call initialize_constant_pool_replacements.
34399 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
34401 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
34402 andnot instruction.
34403 (scalar_chain::convert_op): Likewise.
34404 * config/i386/i386.md (*andndi3_doubleword): New.
34406 2016-01-18 Richard Biener <rguenther@suse.de>
34408 PR tree-optimization/69170
34409 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
34410 building a vector from scalar results of a pattern stmt.
34412 2016-01-18 Jakub Jelinek <jakub@redhat.com>
34414 * haifa-sched.c (autopref_multipass_init): Work around
34415 -Wmaybe-uninitialized warning.
34417 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
34419 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
34420 against the constant 0.
34422 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34424 PR tree-optimization/68799
34425 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
34426 look up phi candidates in the statement-candidate map.
34427 (phi_add_costs): Likewise.
34428 (record_phi_increments): Likewise.
34429 (phi_incr_cost): Likewise.
34430 (ncd_with_phi): Likewise.
34431 (all_phi_incrs_profitable): Likewise.
34433 2016-01-17 Jakub Jelinek <jakub@redhat.com>
34435 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
34436 -Wmaybe-uninitialized warning.
34438 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
34440 * doc/invoke.texi (Invoking GCC): Add new section to menu.
34441 (Option Summary): Update to reflect new section and moved options.
34442 (C++ Dialect Options): Move -fvtable-verify and related options.
34443 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
34444 and profiling-related options.
34445 (Optimization Options): Move profile generation options and
34446 -fstack-protector and related options.
34447 (Instrumentation Options): New section incorporating moved options.
34448 (Code Generation Options): Move -finstrument-functions and
34449 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
34451 2016-01-16 Tom de Vries <tom@codesourcery.com>
34453 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
34455 2016-01-16 Tom de Vries <tom@codesourcery.com>
34457 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
34459 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
34461 * hash-table.h (hash_table::empty): Turn into an inline wrapper
34462 that checks whether the table is already empty. Rename the
34463 original implementation to...
34464 (hash_table::empty_slot): ...this new private function.
34466 2016-01-15 David Malcolm <dmalcolm@redhat.com>
34468 PR diagnostic/68899
34469 * diagnostic-show-locus.c (layout::print_source_line): Move x
34470 offset of line until after call to
34471 get_line_width_without_trailing_whitespace.
34473 2016-01-15 Jeff Law <law@redhat.com>
34475 PR tree-optimization/69270
34476 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
34477 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
34478 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
34479 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
34480 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
34481 ssa_name_has_boolean_range and constant_boolean_node.
34483 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
34485 PR rtl-optimization/69030
34486 * lra-spills.c (remove_pseudos): Check nrefs and make the function
34488 (spill_pseudos): Delete debug insn for dead pseudo.
34489 (lra_spill): Initiate spill_hard_reg and slots memory separately.
34491 2016-01-15 Jiong Wang <jiong.wang@arm.com>
34493 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
34495 (TYPES_UNOPUS): Likewise.
34496 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
34497 builtin type, from UNOP to UNOPUS.
34498 (lbtruncuv4sf): Likewise.
34499 (lbtruncuv2df): Likewise.
34500 (lrounduv2sf): Likewise.
34501 (lrounduv4sf): Likewise.
34502 (lrounduv2df): Likewise.
34503 (lroundusf): Likewise.
34504 (lroundusf): Likewise.
34505 (lceiluv2sf): Likewise.
34506 (lceiluv4sf): Likewise.
34507 (lceiluv2df): Likewise.
34508 (lceilusf): Likewise.
34509 (lceiludf): Likewise.
34510 (lflooruv2sf): Likewise.
34511 (lflooruv4sf): Likewise.
34512 (lflooruv2df): Likewise.
34513 (lfloorusf): Likewise.
34514 (lfloorudf): Likewise.
34515 (lfrintnuv2sf): Likewise.
34516 (lfrintnuv4sf): Likewise.
34517 (lfrintnuv2df): Likewise.
34518 (lfrintnusf): Likewise.
34519 (lfrintnudf): Likewise.
34520 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
34522 (vcvtq_u32_f32): Likewise.
34523 (vcvtq_u64_f64): Likewise.
34524 (vcvta_u32_f32): Likewise.
34525 (vcvtaq_u32_f32): Likewise.
34526 (vcvtaq_u64_f64): Likewise.
34527 (vcvtm_u32_f32): Likewise.
34528 (vcvtmq_u32_f32): Likewise.
34529 (vcvtmq_u64_f64): Likewise.
34530 (vcvtn_u32_f32): Likwise.
34531 (vcvtnq_u32_f32): Likewise.
34532 (vcvtnq_u64_f64): Likewise.
34533 (vcvtp_u32_f32): Likewise.
34534 (vcvtpq_u32_f32): Likewise.
34535 (vcvtpq_u64_f64): Likewise.
34536 (vcvtmd_u64_f64): Likewise.
34537 (vcvtms_u32_f32): Likewise.
34538 (vcvtad_u64_f64): Likewise.
34539 (vcvtas_u32_f32): Likewise.
34540 (vcvtnd_u64_f64): Likewise.
34541 (vcvtns_u32_f32): Likewise.
34542 (vcvtpd_u64_f64): Likewise.
34543 (vcvtps_u32_f32): Likewise.
34545 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34547 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
34548 CSEL of zero_extended registers.
34550 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34552 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
34553 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
34555 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34557 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
34558 false when argument string is not found in the attributes table
34561 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
34564 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
34565 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
34566 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
34567 precision estimate.
34569 2016-01-15 Richard Biener <rguenther@suse.de>
34571 PR tree-optimization/66856
34572 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
34573 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
34574 (vect_create_new_slp_node): Increment stmt reference count.
34575 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
34576 an SLP tree before swapping operands.
34577 (vect_build_slp_tree): Likewise.
34578 (destroy_bb_vec_info): Free stmt info after SLP instances.
34579 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
34580 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
34581 (STMT_VINFO_NUM_SLP_USES): New macro.
34583 2016-01-15 Richard Biener <rguenther@suse.de>
34586 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
34587 (add_linkage_name): ... here.
34588 (gen_typedef_die): Use add_linkage_name_raw instead of
34589 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
34592 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
34594 * gimplify.c (oacc_default_clause): Decode reference and pointer
34595 types for both kernels and parallel regions.
34597 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
34599 PR middle-end/69246
34600 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
34602 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
34604 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
34605 (convert_scalars_to_vector): Likewise.
34607 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
34609 * doc/extend.texi (Type Traits): Fix grammar.
34611 2016-01-15 Martin Jambor <mjambor@suse.cz>
34613 * tree-inline.c (remap_decl): Use existing dclarations if
34614 remapping a type and prevent_decl_creation_for_types.
34615 (replace_locals_stmt): Do an initial remapping of non-VLA typed
34616 decls first. Do real remapping with
34617 prevent_decl_creation_for_types set.
34618 * tree-inline.h (copy_body_data): New field
34619 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
34622 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
34624 * config/s390/s390.opt (mmvcle): More verbose help text.
34626 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
34628 * config/s390/s390.opt: Add period to -mzvector option text.
34630 2016-01-15 Richard Biener <rguenther@suse.de>
34632 PR tree-optimization/68961
34633 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
34634 of invariants in stores again.
34636 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
34638 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
34640 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
34642 * config/i386/i386.c (ix86_expand_branch): Don't split
34643 DI mode xor instruction to SI mode.
34645 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
34648 * ipa-icf.c (sem_function::merge): Virtual functions may become
34649 reachable even if they address is not taken and there are no
34652 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
34654 * lto-streamer-out.c (subtract_estimated_size): New function.
34655 (get_symbol_initial_value): Use it.
34657 2016-01-15 Christian Bruel <christian.bruel@st.com>
34660 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
34661 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
34662 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
34663 use add_builtin_function_ext_scope instead of add_builtin_function.
34664 (neon_set_p, neon_crypto_set_p): Remove.
34665 (arm_init_builtins): Always call arm_init_neon_builtins and
34666 arm_init_crypto_builtins.
34667 (arm_expand_builtin): Check that builtins are allowed for the arch.
34668 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
34669 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
34670 arm_init_neon_builtins call.
34672 2016-01-15 Richard Biener <rguenther@suse.de>
34674 PR tree-optimization/69117
34675 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
34676 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
34677 of the leader conservatively.
34678 (free_scc_vn): Restore original SSA name infos.
34680 2016-01-14 Jeff Law <law@redhat.com>
34682 PR tree-optimization/69270
34683 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
34684 single bit of precision, verify it's also unsigned.
34685 (record_edge_info): Use constant_boolean_node rather than fold_convert
34686 to convert boolean_true/boolean_false to the right type.
34688 2016-01-14 Richard Henderson <rth@redhat.com>
34691 * loop-doloop.c (record_reg_sets): New.
34692 (doloop_optimize): Reject the transform if the sequence
34693 clobbers registers live at the end of the loop block.
34694 (doloop_optimize_loops): Enable df_live if needed.
34696 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
34698 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
34699 * config/rs6000/rs6000.c: Likewise.
34700 * config/rs6000/rs6000.h: Likewise.
34701 * config/rs6000/rs6000.md: Likewise.
34702 * doc/extend.texi: Likewsie.
34704 2016-01-14 Jeff Law <law@redhat.com>
34706 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
34709 2016-01-14 Richard Henderson <rth@redhat.com>
34713 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
34714 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
34715 instead of builtin_decl_declared_p to test for declaration.
34717 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
34719 * doc/loop.texi (Loop Analysis and Representation): Document
34720 loop_depth function.
34722 2016-01-14 Tom de Vries <tom@codesourcery.com>
34724 PR tree-optimization/68773
34725 * omp-low.c (expand_omp_target): Don't set force_output.
34726 * varpool.c (varpool_node::get_create): Same.
34727 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
34728 offload_funcs with force_output.
34730 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34733 * lra-eliminations.c (move_plus_up): Don't change anything if either
34734 the outer or inner subreg mode is not MODE_INT.
34735 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
34736 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
34738 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
34740 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
34741 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
34742 reduc_uplus_@var{m}): Remove.
34743 * expr.c (expand_expr_real_2): Remove expansion path for
34744 reduc_[us](min|max|plus) optabs.
34745 * optabs-tree.c (scalar_reduc_to_vector): Remove.
34746 * optabs-tree.h (scalar_reduc_to_vector): Remove.
34747 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
34748 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
34749 * tree-vect-loop.c (vectorizable_reduction): Remove test for
34750 reduc_[us](min|max|plus) optabs.
34752 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
34754 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
34755 (reduc_plus_scal_v2sf): New.
34756 (reduc_smax_v2sf): Rename to...
34757 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
34758 (reduc_smin_v2sf): Rename to...
34759 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
34761 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
34763 * alias.c (compare_base_symbol_refs): New function.
34764 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
34767 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34769 PR middle-end/68146
34770 PR tree-optimization/69155
34771 * tree-complex.c: Include cfganal.h.
34772 (phis_to_revisit): New variable.
34773 (extract_component): Add phiarg_p argument. Assert that returned
34774 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
34775 (update_phi_components): Partly rewrite to use loop over real/imag
34776 components instead of code duplication. If extract_component returns
34777 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
34778 create_tmp_reg into the PHI node instead, and mention the phi triplet
34779 in phis_to_revisit.
34780 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
34781 in phis_to_revisit at the end.
34783 2016-01-14 Richard Biener <rguenther@suse.de>
34785 PR tree-optimization/68060
34786 * tree-vect-loop.c (vect_is_simple_reduction): Check the
34787 outer loop reduction is only used in the inner loop before
34788 detecting a double reduction.
34790 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34793 * combine.c (expand_field_assignment): Punt if compute_mode is
34794 unsupported scalar mode.
34796 2016-01-14 Richard Biener <rguenther@suse.de>
34798 PR tree-optimization/66856
34799 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
34800 SLP node only if it built successfully.
34801 (vect_analyze_slp_instance): Adjust.
34803 2016-01-14 Jeff Law <law@redhat.com>
34805 PR tree-optimization/69270
34806 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
34807 (record_edge_info): Use it. Convert boolean_{true,false}_node
34808 to the type of op0.
34810 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
34813 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
34814 use block_ultimate_origin
34815 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
34817 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
34819 * doc/invoke.texi (Submodel Options): Rename section to
34820 "Machine-Dependent Options" to better reflect its content.
34821 Rewrite introductory text to remove archaic CPU names.
34824 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
34826 * doc/invoke.texi (Code Gen Options): Move section up in file,
34827 before target-specific options. Update menu and option summary
34828 to reflect the new section ordering.
34830 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
34832 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
34833 (C++ Dialect Options): Add cross-reference to -std option.
34834 * doc/standards.texi (C++ Language): Document C++14 support.
34836 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
34838 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
34839 for pack/unpack functions for __ibm128.
34840 (PACK_IF): Likewise.
34841 (UNPACK_IF): Likewise.
34843 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
34844 support for __ibm128 pack/unpack functions.
34845 (rs6000_invalid_builtin): Likewise.
34846 (rs6000_init_builtins): Likewise.
34847 (rs6000_opt_masks): Likewise.
34849 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
34850 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
34852 (RS6000_BTM_COMMON): Likewise.
34854 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
34855 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
34856 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
34857 128-bit floating point. Add support for the double values to be
34858 in Altivec registers for TF/IF packing and unpacking, but restrict
34859 TD packing sub-fields to be FPR registers. Don't allow overlapped
34860 register support for packing. Allow pack inputs to be memory
34861 locations. Don't build generator functions for unpack<mode>_dm
34862 and unpack<mode>_nodm.
34863 (unpack<mode>_dm): Likewise.
34864 (unpack<mode>_nodm): Likewise.
34865 (pack<mode>): Likewise.
34867 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
34868 built-in functions to pack/unpack explicit __ibm128 values.
34869 (__builtin_unpack_ibm128): Likewise.
34871 * doc/extend.texi (PowerPC Built-in Functions): Document
34872 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
34874 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
34877 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
34878 Add new arg loc and pass it down as context.
34879 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
34880 to the location to use for the warning.
34881 (check_function_arguments): New arg loc. All callers changed. Pass
34882 it to check_function_nonnull.
34883 * c-common.h (check_function_arguments): Adjust declaration.
34885 2016-01-13 Jakub Jelinek <jakub@redhat.com>
34887 PR tree-optimization/69156
34888 * gimple.c (validate_type): Removed.
34889 (gimple_builtin_call_types_compatible_p): Use
34890 useless_type_conversion_p instead of validate_type.
34891 * value-prof.c (gimple_stringop_fixed_value): Fold
34892 icall_size to correct type.
34894 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
34896 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
34899 2016-01-13 Richard Henderson <rth@redhat.com>
34902 * target.def (builtin_tm_load, builtin_tm_store): Remove.
34903 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
34904 (ix86_builtin_tm_store): Remove.
34905 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
34906 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
34907 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
34908 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
34909 * doc/tm.texi: Rebuild.
34911 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
34912 (BUILT_IN_TM_MEMCPY_RTWN): New.
34913 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
34914 fallback from vector to integer helpers.
34915 (build_tm_load): Handle vector types directly, instead of
34917 (build_tm_store): Likewise.
34918 (expand_assign_tm): Prepare for register types not handled by
34919 the above. Copy them to memory and use memcpy.
34920 * tree.c (tm_define_builtin): New.
34921 (find_tm_vector_type): New.
34922 (build_tm_vector_builtins): New.
34923 (build_common_builtin_nodes): Call it.
34925 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
34927 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
34928 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
34930 2016-01-13 Tom de Vries <tom@codesourcery.com>
34932 PR tree-optimization/69169
34933 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
34934 handled_struct_type param.
34935 (create_variable_info_for, intra_create_variable_infos): Call
34936 create_variable_info_for_1 with extra arg.
34938 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
34940 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
34941 and "armv8.1-a+crc" entries.
34943 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
34946 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
34947 Change first operand predicate from register_or_constm1_operand
34948 to register_operand.
34949 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
34950 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
34951 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
34952 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
34953 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
34954 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
34955 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
34956 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
34957 comparison with constm1_rtx from vec_prefetch_gen part.
34959 2016-01-13 Richard Biener <rguenther@suse.de>
34961 PR tree-optimization/69013
34962 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
34963 Exchange assert for a test.
34965 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
34968 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
34970 2016-01-13 Richard Biener <rguenther@suse.de>
34972 PR tree-optimization/69242
34973 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
34974 assert with a check.
34976 2016-01-13 Richard Biener <rguenther@suse.de>
34978 PR tree-optimization/69186
34979 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
34980 Properly guard vect_update_misalignment_for_peel call.
34982 2016-01-12 Jeff Law <law@redhat.com>
34984 PR tree-optimization/pr67755
34985 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
34986 "need_profile_correction".
34987 (thread_block_1): Initialize new field to false by default. If we
34988 have multiple thread paths through a common joiner to different
34989 final targets, then set new field to true.
34990 (compute_path_counts): Only do count adjustment when it's really
34993 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
34995 * doc/invoke.texi (Spec Files): Move section down in file, past
34996 all command-line option descriptions.
34998 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
35000 PR middle-end/54809
35001 * doc/gty.texi: Remove documentation of mark_hook.
35002 * gengtype.c (struct write_types_data): Remove code to support
35003 mark_hook attribute.
35004 (walk_type): Likewise.
35005 (write_func_for_structure): Likewise.
35007 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35009 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
35010 Directory Options, and -specs= to Overall Options.
35011 (Overall Options): Adjust similarly. Reorder to group related
35012 options together. Make -specs= cross-reference the spec file details.
35013 (Directory Options): Adjust similarly.
35015 2016-01-12 Jeff Law <law@redhat.com>
35017 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
35019 2016-01-12 Olivier Hainque <hainque@adacore.com>
35021 * gcc.c (spec_undefvar_allowed): New global.
35022 (process_command): Set to true when running for --version or --help,
35024 (getenv_spec_function): When the variable is not defined, use the
35025 variable name as the variable value if we're allowed not to issue
35028 2016-01-12 Bin Cheng <bin.cheng@arm.com>
35030 PR tree-optimization/68911
35031 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
35032 information computed for expression "init + nit * step".
35034 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35036 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
35037 about name of GCC executable. Remove deleted node from menu.
35038 (Directory Options) <-B>: Remove cross-reference to deleted node.
35039 (Target Options): Delete section.
35041 2016-01-12 Christian Bruel <christian.bruel@st.com>
35044 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
35045 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
35047 2016-01-12 Jakub Jelinek <jakub@redhat.com>
35050 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
35051 aligned_mem is properly set for AVX512-VL floating point masked
35055 * ifcvt.c (cond_exec_process_if_block): When removing the last
35056 insn from then_bb, remove also any possible barriers that follow it.
35058 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
35062 * config/i386/iamcu.h (SIZE_TYPE): New macro.
35063 (PTRDIFF_TYPE): Likewise.
35064 (WCHAR_TYPE): Likewise.
35065 (WCHAR_TYPE_SIZE): Likewise.
35066 (STDINT_LONG32): Likewise.
35068 2016-01-12 Richard Biener <rguenther@suse.de>
35070 PR tree-optimization/69053
35071 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
35072 convert initial value for cond reductions.
35074 2016-01-12 Richard Biener <rguenther@suse.de>
35076 PR tree-optimization/69007
35077 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
35078 widen_sum after dot_prod and sad.
35080 2016-01-12 Richard Biener <rguenther@suse.de>
35082 PR tree-optimization/69168
35083 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
35084 pattern stmt SLP type.
35085 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
35086 end up unused so cope with that case.
35088 2016-01-12 Richard Biener <rguenther@suse.de>
35090 PR tree-optimization/69157
35091 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
35092 stmts def type only during analyze phase.
35093 (vectorizable_call): Likewise.
35094 (vectorizable_simd_clone_call): Likewise.
35095 (vectorizable_conversion): Likewise.
35096 (vectorizable_assignment): Likewise.
35097 (vectorizable_shift): Likewise.
35098 (vectorizable_operation): Likewise.
35099 (vectorizable_store): Likewise.
35100 (vectorizable_load): Likewise.
35102 2016-01-12 Richard Biener <rguenther@suse.de>
35104 PR tree-optimization/69174
35105 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
35107 (vectorizable_load): Properly compute the number of loads needed
35108 for permuted strided SLP loads and do not spuriously assign
35109 to SLP_TREE_VEC_STMTS.
35111 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
35113 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
35114 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
35115 (MD_EXEC_PREFIX): Remove.
35116 (MD_STARTFILE_PREFIX) Removee.
35117 (FILE_NAME_ABSOLUTE_P): Remove.
35118 (CPP_SPEC): Do not read macros from sys/version.h.
35119 (LINK_COMMAND_SPEC): Remove.
35120 (LOCAL_INCLUDE_DIR): Remove.
35121 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
35122 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
35123 (POST_LINK_SPEC): Define to invoke stubify after linker
35124 (LIBSTDCXX): Remove define
35125 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
35126 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
35127 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
35128 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
35129 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
35130 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
35131 (i386_djgpp_asm_named_section): Add propotype of new procedure
35133 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
35134 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
35135 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
35136 in config/i386/djgpp.h).
35137 (STANDARD_STARTFILE_PREFIX_2): Define identical to
35138 STANDARD_STARTFILE_PREFIX_1.
35139 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
35140 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
35141 installation errors.
35142 (MAX_OFILE_ALIGNMENT): Define to 128.
35143 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
35145 * config/i386/djgpp.c: New file. Add implementation of
35146 i386_djgpp_asm_named_section.
35148 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
35150 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
35151 Add rule for building djgpp.o.
35153 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35155 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
35156 (rtx_is_swappable_p): Reductions are swappable.
35157 (insn_is_swappable_p): V2DF reductions are swappable.
35159 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
35161 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
35162 reloads for other unsupported memory operands.
35164 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
35165 Jim Wilson <jim.wilson@linaro.org>
35168 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
35169 copy_to_mode_reg instead of force_reg.
35171 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
35174 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
35175 TARGET_80387 is true.
35177 2016-01-11 Jakub Jelinek <jakub@redhat.com>
35180 * lra-eliminations.c (move_plus_up): Only move plus up
35181 if subreg of the constant can be simplified into constant
35182 and use the simplified subreg of the constant instead of
35183 the original constant.
35185 * fold-const.c (fold_convertible_p): Don't return true
35186 for conversion of VECTOR_TYPE to same sized integral type.
35187 (fold_convert_loc): Fix up formatting. Fold conversion of
35188 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
35189 instead of NOP_EXPR.
35191 PR tree-optimization/69214
35192 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
35193 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
35196 PR tree-optimization/69207
35197 * tree-vect-slp.c (vect_get_constant_vectors): For
35198 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
35199 fold_convertible_p to vector_type's element type, and always
35200 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
35202 2016-01-11 Richard Biener <rguenther@suse.de>
35204 PR tree-optimization/69173
35205 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
35206 fixup the cycle if all stmts are in a pattern.
35208 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
35210 PR middle-end/68999
35211 * alias.c (base_alias_check): Move check for addresses with
35212 alignment ANDs before the call for compare_base_decls.
35213 (memrefs_conflict_p): Return -1 for different decls
35214 that went through alignment adjustments.
35216 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35218 PR rtl-optimization/68796
35219 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
35220 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
35221 and QImode comparisons against zero with CC_NZmode.
35222 * config/aarch64/iterators.md (short_mask): New mode_attr.
35224 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
35226 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
35227 (<avx512>_store<mode>_mask): Likewise.
35229 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
35230 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35232 PR rtl-optimization/68841
35233 * ifcvt.c (struct noce_if_info): Add orig_x field.
35234 (bbs_ok_for_cmove_arith): Add to_rename parameter.
35235 Don't record conflicts on to_rename if it's present.
35236 Allow memory destinations in sets.
35237 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
35238 blocks, passing orig_x to the checks.
35239 (noce_process_if_block): Set if_info->orig_x appropriately.
35241 2016-01-11 Tom de Vries <tom@codesourcery.com>
35243 PR tree-optimization/69069
35244 * tree-parloops.c (create_parallel_loop): Add missing phi args.
35246 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
35248 PR rtl-optimization/68920
35249 * config/i386/i386.c (ix86_option_override_internal): Restrict number
35250 of conditional moves for RTL if-conversion to 1 for
35251 TARGET_ONE_IF_CONV_INSN.
35252 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
35253 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
35254 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
35255 parameter to restirct number of conditional moves for
35257 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
35258 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
35261 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
35264 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
35265 onepart vars. Fix typo in comment. Fix reversed condition in
35267 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
35270 * var-tracking.c (dump_onepart_variable_differences): New.
35271 (dataflow_set_different): If a detailed dump is requested,
35272 delay early returns and dump differences between onepart
35273 variables present before and after, and added variables.
35275 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
35278 * expr.c (expand_expr_real_1): For boolean vector constants
35279 with a scalar mode use const_scalar_mask_from_tree.
35280 (const_scalar_mask_from_tree): New.
35281 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
35282 assigned to a mask type to handle constants.
35284 2016-01-11 Martin Jambor <mjambor@suse.cz>
35287 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
35288 useless parameters if we cannot change function signature.
35290 2016-01-11 Martin Jambor <mjambor@suse.cz>
35293 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
35296 2016-01-11 Tom de Vries <tom@codesourcery.com>
35298 PR tree-optimization/69109
35299 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
35302 2016-01-11 Tom de Vries <tom@codesourcery.com>
35304 PR tree-optimization/69108
35305 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
35306 res is not used in a phi.
35308 2016-01-11 Yury Gribov <y.gribov@samsung.com>
35311 * common.opt (frandom-seed): Fix parameter name.
35312 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
35314 2016-01-11 Tom de Vries <tom@codesourcery.com>
35316 PR tree-optimization/69058
35317 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
35320 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
35322 * config/arc/arc.opt (mdiv-rem): Add period to the end.
35323 (mcode-density): Likewise.
35325 2016-01-10 Tom de Vries <tom@codesourcery.com>
35327 PR tree-optimization/69062
35328 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
35329 (parallelize_loops): Don't paralelize loop that has phi with address
35332 2016-01-10 Tom de Vries <tom@codesourcery.com>
35334 PR tree-optimization/69039
35335 * tree-parloops.c (try_create_reduction_list): Only allow single exit
35338 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
35340 PR middle-end/68743
35341 * match.pd: Require target has function_c99_misc before doing
35342 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
35344 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
35346 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
35348 * configure: Regenerate.
35350 2016-01-09 Jakub Jelinek <jakub@redhat.com>
35352 PR middle-end/50865
35353 PR tree-optimization/69097
35354 * fold-const.h (expr_not_equal_to): New prototype.
35355 * fold-const.c: Include stringpool.h and tree-ssanames.h.
35356 (expr_not_equal_to): New function.
35357 * match.pd (X % -Y is the same as X % Y): Don't optimize
35358 unless X is known not to be equal to minimum or Y is known
35359 not to be equal to -1.
35360 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
35361 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
35362 (simplify_stmt_using_ranges): Adjust caller.
35363 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
35364 substitute_and_fold.
35366 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
35368 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
35371 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35373 PR tree-optimization/69167
35374 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
35375 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
35377 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
35379 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
35380 Richard Biener <rguenther@suse.de>
35382 PR tree-optimization/68707
35383 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
35384 instances that can be handled via vect_load_lanes.
35386 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
35388 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
35389 if we can't determine address equivalence.
35390 * alias.c (compare_base_decl): Update for changed return value of
35391 symtab_node::equal_address_to.
35393 2016-01-08 Jason Merrill <jason@redhat.com>
35397 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
35398 * expr.c (store_field): Not here.
35399 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
35400 call with TREE_ADDRESSABLE type.
35401 * tree-cfg.c (verify_gimple_call): Adjust.
35403 2016-01-08 Olivier Hainque <hainque@adacore.com>
35405 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
35408 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
35410 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
35411 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
35412 (reduc_smin_v2sf): Rename to...
35413 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
35414 (reduc_splus_v2sf): Rename to...
35415 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
35417 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35419 PR tree-optimization/69162
35420 * gimplify.c (gimplify_va_arg_expr): Encode original type of
35421 valist argument in another argument.
35422 (gimplify_modify_expr): Adjust for the above change. Cleanup.
35423 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
35424 to determine the va_list type, build a MEM_REF instead of
35425 build_fold_indirect_ref.
35427 PR tree-optimization/69172
35428 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
35431 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
35433 PR tree-optimization/67781
35434 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
35435 and cmpnop in two steps: first the ones not accessed in original
35436 gimple expression in a endian independent way and then the ones not
35437 accessed in the final result in an endian-specific way.
35439 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35441 PR tree-optimization/69083
35442 * tree-vect-slp.c (vect_get_constant_vectors): For
35443 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
35444 element type. If op is fold_convertible_p to vector_type's element
35445 type, use NOP_EXPR instead of VCE.
35447 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
35449 PR rtl-optimization/67778
35450 PR rtl-optimization/68634
35451 PR rtl-optimization/68909
35452 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
35453 block from the stack until done with it. Remove a superfluous
35454 bitmap set. Remove a superfluous bitmap test.
35456 2016-01-07 Martin Sebor <msebor@redhat.com>
35459 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
35460 constraint on the type of arguments.
35462 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
35464 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
35465 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
35466 unaligned_access on the gcc_options set.
35467 * config/arm/arm.c (arm_option_override_internal): Use
35468 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
35470 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
35473 * config/i386/i386.c (ix86_frame_pointer_required): Enable
35474 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
35476 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
35479 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
35482 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
35483 depending on frame_pointer_needed before remaining integer and SSE
35484 registers are saved.
35486 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
35489 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
35491 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
35494 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
35495 Use the "xBm" constraint.
35496 (float<sseintvecmodelower><mode>2<mask_name><round_name):
35498 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
35499 (sse_cvtsi2ssq<round_name>): Likewise.
35500 (sse_cvtss2si<round_name>): Likewise.
35501 (sse_cvtss2siq<round_name>): Likewise.
35502 (sse2_cvtsi2sdq<round_name>): Likewise.
35503 (sse2_cvtsd2si<round_name>): Likewise.
35504 (sse2_cvtsd2siq<round_name>): Likewise.
35505 * config/i386/subst.md (round_nimm_scalar_predicate): New
35508 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
35510 PR middle-end/67639
35511 * varasm.c (make_decl_rtl): Mark invalid register vars as
35514 PR rtl-optimization/66206
35515 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
35516 All callers changed.
35518 2016-01-07 Jakub Jelinek <jakub@redhat.com>
35520 PR tree-optimization/69141
35521 * tree-ssa-pre.c: Include langhooks.h.
35522 (eliminate_dom_walker::before_dom_children): Use
35523 lang_hooks.decl_printable_name instead of
35524 cgraph_node::get ()->name ().
35526 PR middle-end/68960
35527 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
35528 it and DECL_ALIGN too.
35530 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
35532 * config/mips/mips-ftypes.def: Sort to lexicographical order.
35534 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
35537 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
35538 depending on frame_pointer_needed before remaining integer and SSE
35539 registers are saved.
35541 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35543 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
35544 mode iterator with VSX_M2.
35545 (*p9_vecstore_<mode>): Likewise.
35546 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
35547 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
35548 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
35549 (define_split for VSX_LE128 stores): Likewise.
35550 (define_peephole2 for TImode LE swaps): Likewise.
35551 (define_split for VSX_LE128 post-reload stores): Likewise.
35553 2016-01-06 Marek Polacek <polacek@redhat.com>
35556 * convert.c (convert_to_integer_1): Adjust call to
35557 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
35558 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
35559 EXPR instead of ARG.
35560 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
35562 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35565 * doc/extend.texi (RL78 Variable Attributes): New section.
35567 2016-01-05 Marek Polacek <polacek@redhat.com>
35570 * builtins.c (get_memmodel): Use expansion point location rather than
35571 the input location. Call warning_at rather than warning.
35572 (expand_builtin_atomic_compare_exchange): Likewise.
35573 (expand_builtin_atomic_load): Likewise.
35574 (expand_builtin_atomic_store): Likewise.
35575 (expand_builtin_atomic_clear): Likewise.
35577 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
35580 * config/i386/i386.c (ix86_expand_vector_logical_operator):
35581 Replace nonimmediate_operand with vector_operand.
35582 * config/i386/predicates.md (vector_operand): New predicate.
35583 (general_vector_operand): Replace nonimmediate_operand with
35585 * config/i386/sse.md: Replace nonimmediate_operand with
35586 vector_operand and m constraint with Bm constraint on SSE
35587 patterns with 16-byte memory operand.
35588 * config/i386/subst.md (round_nimm_predicate): Replace
35589 nonimmediate_operand with vector_operand.
35590 (round_saeonly_nimm_predicate): Likewise.
35591 (round_saeonly_nimm_scalar_predicate): New.
35593 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
35596 * config/i386/constraints.md (Bm): New constraint.
35597 * config/i386/predicates.md (vector_memory_operand): New
35599 * config/i386/sse.md: Replace xm with xBm in plusminus and
35600 any_logic patterns.
35602 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35605 * doc/extend.texi (V850 Function Attributes): New section.
35606 (V850 Variable Attributes): New section.
35608 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35611 * doc/extend.texi (MicroBlaze Function Attributes): Document
35612 interrupt_handler and fast_interrupt attributes.
35614 2016-01-05 Sergei Trofimovich <siarheit@google.com>
35617 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
35618 for local symbolic operands.
35619 * config/ia64/predicates.md (local_symbolic_operand64): New
35622 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35624 PR rtl-optimization/68651
35625 * combine.c (combine_simplify_rtx): Canonicalize x + x into
35628 2016-01-05 Nathan Sidwell <nathan@acm.org>
35630 * alias.c (compare_base_decls): Use symtab_node::get.
35632 2016-01-05 Nick Clifton <nickc@redhat.com>
35635 * ira-costs.c (copy_cost): Initialise the t_icode field of the
35636 secondary_reload_info structure.
35639 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
35640 decls if weak support is available.
35642 2016-01-04 Martin Sebor <msebor@redhat.com>
35644 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
35646 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
35648 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
35649 OPTION_MASK_P9_DFORM.
35651 * config/rs6000/constraints.md (wo constraint): New constraint for
35654 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
35656 (rs6000_init_hard_regno_mode_ok): Likewise.
35658 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
35661 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
35662 expanders not to have constraints. Add support for ISA 3.0 xxperm
35663 instruction. Add support for fusing xxlor with xxperm.
35664 (altivec_vperm_<mode>_internal): Likewise.
35665 (altivec_vperm_v8hiv16qi): Likewise.
35666 (altivec_vperm_<mode>v16q): Likewise.
35667 (altivec_vperm_<mode>_uns): Likewise.
35668 (vperm_v8hiv4si): Likewise.
35669 (vperm_v16qiv8hi): Likewise.
35671 * doc/md.texi (RS/6000 constraints): Document wo constraint.
35673 2016-01-04 Jakub Jelinek <jakub@redhat.com>
35675 Update copyright years.
35677 * gcc.c (process_command): Update copyright notice dates.
35678 * gcov-dump.c (print_version): Ditto.
35679 * gcov.c (print_version): Ditto.
35680 * gcov-tool.c (print_version): Ditto.
35681 * gengtype.c (create_file): Ditto.
35682 * doc/cpp.texi: Bump @copying's copyright year.
35683 * doc/cppinternals.texi: Ditto.
35684 * doc/gcc.texi: Ditto.
35685 * doc/gccint.texi: Ditto.
35686 * doc/gcov.texi: Ditto.
35687 * doc/install.texi: Ditto.
35688 * doc/invoke.texi: Ditto.
35690 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35692 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
35693 modes larger than TImode as TImode if NEON is not enabled.
35695 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35698 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
35699 mode for %f0-%f31 only if TARGET_FPU.
35701 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35704 * config/sparc/sparc.c (scan_record_type): Take into account subfields
35705 to compute the PACKED_P predicate.
35706 (function_arg_record_value): Minor tweaks.
35708 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
35710 * doc/install.texi (--with-multilib-list): Describe the meaning of the
35711 option for arm*-*-* targets.
35713 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
35715 * doc/extend.texi (Common Function Attributes): Move docs for
35716 MSP430-specific attributes to....
35717 (MSP430 Function Attributes): ...here. Delete the redundant
35718 entries and copy-edit the remaining text.
35719 (MSP430 Variable Attributes): Use uniform format for index
35720 entries and add a cross-reference to the corresponding function
35723 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
35725 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
35727 (x86 Options): Likewise.
35729 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
35733 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
35734 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
35735 to corresponding attribute.
35737 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
35739 * doc/extend.texi (Common Function Attributes) <noplt>: Move
35740 to correct alphabetization of table. Copy-edit and correct
35742 <stack_protect>: Likewise.
35743 <target_clones>: Likewise.
35745 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
35746 Correct punctuation.
35747 (Code Gen Options) <-fno-plt>: Copy-edit.
35749 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
35752 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
35753 SI values. Explicitly convert SI to DI and vice-versa.
35755 2016-01-01 Jakub Jelinek <jakub@redhat.com>
35757 PR tree-optimization/69070
35758 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
35759 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
35762 * ubsan.c (ubsan_instrument_float_cast): Call
35763 initialize_sanitizer_builtins.
35766 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
35768 Copyright (C) 2016 Free Software Foundation, Inc.
35770 Copying and distribution of this file, with or without modification,
35771 are permitted in any medium without royalty provided the copyright
35772 notice and this notice are preserved.