1 2016-12-17 Jakub Jelinek <jakub@redhat.com>
4 * sanopt.c (sanitize_asan_mark_unpoison): Remove next variable, use
5 continue if gsi_next should be skipped.
6 (sanitize_asan_mark_poison): Remove prev variable, use continue if
7 gsi_prev should be skipped. When removing ASAN_MARK, do gsi_prev
8 first and gsi_remove on a previously made copy of the iterator.
10 2016-12-17 Andrew Senkevich <andrew.senkevich@intel.com>
12 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
13 * config/i386/avx512dqintrin.h: Ditto.
14 * config/i386/avx512fintrin.h: Ditto.
15 * config/i386/i386-builtin.def (__builtin_ia32_kaddqi,
16 __builtin_ia32_kaddhi, __builtin_ia32_kaddsi,
17 __builtin_ia32_kadddi): New.
18 * config/i386/sse.md (kadd<mode>): New.
20 2016-12-17 Uros Bizjak <ubizjak@gmail.com>
22 * config/i386/i386.md (*tzcnt<mode>_1): Merge *tzcnt<mode>_1_falsedep_1
23 and *tzcnt<mode>_1 to define_insn_and_split pattern. Adjust split
24 condition to split after epilogue_completed.
25 (ctz<mode>2): Remove expander.
26 (ctz<mode>2): Merge *ctz<mode>2_falsedep_1 and *ctz<mode>2 to
27 define_insn_and_split pattern. Adjust split condition to split
28 after epilogue_completed.
29 (clz<mode>2_lznct): Remove expander.
30 (clz<mode>2_lzcnt): Merge *clz<mode>2_lzcnt_falsedep_1 and
31 *clz<mode>2 to define_insn_and_split pattern. Adjust split
32 condition to split after epilogue_completed.
33 (<lt_zcnt>_<mode>): Remove expander.
34 (<lt_zcnt>_<mode>): Merge *<lt_zcnt>_<mode>_falsedep_1 and
35 *<lt_zcnt>_<mode> to define_insn_and_split pattern. Adjust split
36 condition to split after epilogue_completed.
37 (<lt_zcnt>_hi): New insn pattern.
38 (popcount<mode>2): Remove expander.
39 (popcount<mode>2): Merge *popcount<mode>2_falsedep_1 and
40 *popcount<mode>2 to define_insn_and_split pattern. Adjust split
41 condition to split after epilogue_completed.
42 (popcounthi2): New insn pattern.
44 2016-12-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
46 * config/rs6000/altivec.md (UNSPEC_CMPRB): New unspec value.
47 (UNSPEC_CMPRB2): New unspec value.
48 (UNSPEC_CMPEQB): New unspec value.
49 (cmprb): New expansion.
50 (*cmprb_internal): New insn.
51 (*setb_internal): New insn.
52 (cmprb2): New expansion.
53 (*cmprb2_internal): New insn.
54 (cmpeqb): New expansion.
55 (*cmpeqb_internal): New insn.
56 * config/rs6000/rs6000-builtin.def (BU_P9_2): New macro.
57 (BU_P9_64BIT_2): Likewise.
58 (BU_P9_OVERLOAD_2): Likewise.
59 (CMPRB): Add byte-in-range built-in function.
60 (CMBRB2): Add byte-in-either-range built-in function.
61 (CMPEQB): Add byte-in-set built-in function.
62 (CMPRB): Add overload support for byte-in-range function.
63 (CMPRB2): Add overload support for byte-in-either-range function.
64 (CMPEQB): Add overload support for byte-in-set built-in function.
65 * config/rs6000/rs6000-c.c (P9_BUILTIN_CMPRB): Macro expansion to
66 define argument types for new builtin.
67 (P9_BUILTIN_CMPRB2): Likewise.
68 (P9_BUILTIN_CMPEQB): Likewise.
69 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Rearrange
70 the order of presentation for certain built-in functions
71 (scalar_extract_exp, scalar_extract_sig, scalar_insert_exp)
72 (scalar_cmp_exp_gt, scalar_cmp_exp_lt, scalar_cmp_exp_eq)
73 (scalar_cmp_exp_unordered, scalar_test_data_class)
74 (scalar_test_neg) to improve locality and flow. Document
75 the new __builtin_scalar_byte_in_set,
76 __builtin_scalar_byte_in_range, and
77 __builtin_scalar_byte_in_either_range functions.
79 2016-12-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
81 * config/aarch64/aarch64.md: New define_split above bswap<mode>2.
83 2016-12-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
85 * config/aarch64/aarch64.md: New define_split above insv<mode>.
87 2016-12-16 Jakub Jelinek <jakub@redhat.com>
90 * tree-ssa-ccp.c: Include tree-dfa.h.
91 (optimize_memcpy): New function.
92 (pass_fold_builtins::execute): Use it. Remove useless conditional
93 break after BUILT_IN_VA_*.
95 2016-12-16 Marek Polacek <polacek@redhat.com>
97 PR tree-optimization/78819
98 * tree-vrp.c (find_switch_asserts): Return if the insertion limit is 0.
99 Don't register an assertion if the default case shares a label with
102 2016-12-16 Wilco Dijkstra <wdijkstr@arm.com>
104 * config/arm/arm.md (subsi3_carryin): Add Thumb-2 RSC #0.
105 (arm_negdi2) Rename to negdi2_insn, allow on Thumb-2.
106 * config/arm/thumb2.md (thumb2_negdi2): Remove pattern.
108 2016-12-16 Wilco Dijkstra <wdijkstr@arm.com>
110 * config/arm/arm.c (thumb_core_reg_alloc_order): Swap R12 and R14.
112 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
114 * config/arc/arc.md (call_prof): Remove.
115 (call_value_prof): Likewise.
116 (sibcall_prof): Likewise.
117 (sibcall_value_prof): Likewise.
119 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
121 * config/arc/arc.h (LINK_SPEC): Tidy up.
122 (ENDFILE_SPEC): Likewise.
123 (LIB_SPEC): Likewise.
124 (STARTFILE_SPEC): Include gcrt0 when profiling.
125 (FUNCTION_PROFILER): Use __mcount.
126 * config/arc/arc.opt (mucb-mcount): Remove.
127 * doc/invoke.texi (ARC): Remove mucb-mcount doc.
128 * arc/arc-protos.h (arc_profile_call): Remove.
129 * config/arc/arc.c (write_profile_sections): Likewise.
130 (arc_profile_call): Likewise.
131 (unspec_prof_hash): Likewise.
132 (unspec_prof_htab_eq): Likewise.
133 (arc_legitimate_constant_p): Remove UNSPEC_PROF.
134 (arc_reorg): Remove call to write_profile_sections.
135 * config/arc/arc.md (call): Remove call to arc_profile_call.
136 (call_value): Likewise.
138 (sibcall_value): Likewise.
139 (define_constants): Remove UNSPEC_PROF.
141 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
143 * config/arc/arc.md (mulsidi_600): Change to insn_and_split,
144 generate new mul64 insn for core multiplication work.
145 (umulsidi_600): Likewise, but use mulu64 insn.
146 (mul64): New pattern, content taken from old mulsidi_600 insn
148 (mulu64): Likewise, but using umulsidi_600.
149 (mulsidi3): Remove move to destination, this is now handled by
150 mulsidi_600 insn_and_split.
151 (umulsidi3): Likewise, but using umulsidi_600.
153 2016-12-16 Richard Biener <rguenther@suse.de>
156 * langhooks-def.h (lhd_unit_size_without_reusable_padding): Declare.
157 (LANG_HOOKS_UNIT_SIZE_WITHOUT_REUSABLE_PADDING): Define.
158 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Adjust.
159 * langhooks.h (struct lang_hooks_for_types): Add
160 unit_size_without_reusable_padding.
161 * langhooks.c (lhd_unit_size_without_reusable_padding): New.
162 * stor-layout.c (finish_bitfield_representative): Use
163 unit_size_without_reusable_padding langhook to decide on the
164 last representatives size.
166 2016-12-16 Richard Biener <rguenther@suse.de>
169 * expr.c (expand_cond_expr_using_cmove): Bail out early if
170 we end up recursing via TER.
172 2016-12-15 Martin Sebor <msebor@redhat.com>
175 * vec.h (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Assert
176 a pointer is non-null.
178 2016-12-15 Andrew Senkevich <andrew.senkevich@intel.com>
180 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
181 * config/i386/avx512dqintrin.h: Ditto.
182 * config/i386/avx512fintrin.h: Ditto.
183 * config/i386/i386-builtin.def (__builtin_ia32_kmovb,
184 __builtin_ia32_kmovd, __builtin_ia32_kmovq): New.
185 (__builtin_ia32_kmov16): Rename to __builtin_ia32_kmovw.
186 * config/i386/sse.md (kmov<mskmodesuffix>): New.
188 2016-12-15 Uros Bizjak <ubizjak@gmail.com>
190 * config/i386/i386.md (ffs<mode>2): Generate CCCmode flags register
192 (ffssi2_no_cmove): Ditto.
193 (*tzcnt<mode>_1_falsedep_1): New insn_and_split pattern.
194 (*tzcnt<mode>_1_falsedep): New insn pattern.
196 (LT_ZCNT): New mode iterator.
197 (lt_zcnt): New mode attribute.
198 (lt_zcnt_type): New mode attribute.
199 (<lt_zcnt>_<mode>): Macroize expander from bmi_tzcnt_<mode> and
200 lzcnt_<mode> using LT_ZCNT mode iterator.
201 (*<lt_zcnt>_<mode>_falsedep_1): Macroize insn from
202 *bmi_tzcnt_<mode>_falsedep_1 and *lzcnt_<mode>_falsedep_1
203 using LT_ZCNT mode iterator.
204 (*<lt_zcnt>_<mode>_falsedep): Macroize insn from
205 *bmi_tzcnt_<mode>_falsedep and *lzcnt_<mode>_falsedep
206 using LT_ZCNT mode iterator.
207 (*<lt_zcnt>_<mode>): Macroize insn from *bmi_tzcnt_<mode>
208 and *lzcnt_<mode> using LT_ZCNT mode iterator.
209 * config/i386/i386-builtin.def (__builtin_ia32_tzcnt_u16)
210 (__builtin_ia32_tzcnt_u32, __builtin_ia32_tzcnt_u64, __builtin_ctzs):
213 2016-12-15 Jakub Jelinek <jakub@redhat.com>
215 * ipa-cp.c (class ipcp_bits_lattice): Formatting fixes.
216 (print_ipcp_constant_value): Likewise.
217 (ipcp_cloning_candidate_p): Likewise.
218 (ipcp_bits_lattice::get_value_and_mask): Likewise.
219 (ipcp_bits_lattice::meet_with_1): Likewise.
220 (ipcp_bits_lattice::meet_with): Likewise.
221 (initialize_node_lattices): Likewise.
222 (ipcp_lattice::add_value): Likewise.
223 (propagate_vals_accross_pass_through): Renamed to ...
224 (propagate_vals_across_pass_through): ... this function.
225 (propagate_vals_accross_ancestor): Renamed to ...
226 (propagate_vals_across_ancestor): ... this.
227 (propagate_scalar_accross_jump_function): Renamed to ...
228 (propagate_scalar_across_jump_function): ... this.
229 Adjust calls to above functions.
230 (propagate_context_accross_jump_function): Renamed to ...
231 (propagate_context_across_jump_function): ... this.
232 (propagate_bits_accross_jump_function): Renamed to ...
233 (propagate_bits_accross_jump_function): ... this. Formatting fixes.
234 (propagate_vr_accross_jump_function): Renamed to ...
235 (propagate_vr_across_jump_function): ... this.
236 (merge_agg_lats_step): Formatting fixes.
237 (propagate_constants_accross_call): Renamed to ...
238 (propagate_constants_across_call): ... this. Adjust calls to above
240 (ipa_get_indirect_edge_target_1): Formatting fixes.
241 (gather_context_independent_values): Likewise.
242 (estimate_local_effects): Likewise.
243 (add_all_node_vals_to_toposort): Likewise.
244 (propagate_constants_topo): Adjust calls to above functions.
245 (get_replacement_map): Formatting fixes.
246 (dump_profile_updates): Likewise.
247 (update_profiling_info): Likewise.
248 (update_specialized_profile): Likewise.
249 (create_specialized_node): Likewise.
250 (find_more_contexts_for_caller_subset): Likewise.
251 (decide_whether_version_node): Likewise.
252 (identify_dead_nodes): Likewise.
253 (ipcp_decision_stage): Likewise.
254 (ipcp_store_bits_results): Likewise.
255 (ipcp_store_vr_results): Likewise.
256 (ipcp_driver): Likewise.
258 2016-12-15 David Malcolm <dmalcolm@redhat.com>
260 PR preprocessor/78680
261 PR preprocessor/78811
262 * input.c (struct selftest::lexer_test): Add field
263 m_implicitly_expect_EOF.
264 (selftest::lexer_error_sink): New class.
265 (selftest::lexer_error_sink::s_singleton): New global.
266 (selftest::lexer_test::lexer_test): Initialize new field
267 "m_implicitly_expect_EOF".
268 (selftest::lexer_test::~lexer_test): Conditionalize the
269 check for the EOF token on the new field.
270 (selftest::test_lexer_string_locations_raw_string_unterminated):
272 (selftest::input_c_tests): Call the new test.
274 2016-12-15 Wilco Dijkstra <wdijkstr@arm.com>
276 * config/arm/arm.h (TARGET_BACKTRACE): Use crtl->is_leaf.
277 * config/arm/arm.c (arm_option_check_internal): Improve comment.
278 (thumb_force_lr_save): Use crtl->is_leaf.
279 (arm_get_frame_offsets): Remove comment. Use crtl->is_leaf.
280 (thumb_far_jump_used_p): Remove comment.
281 (arm_frame_pointer_required): Use crtl->is_leaf.
283 2016-12-15 Jakub Jelinek <jakub@redhat.com>
285 * doc/extend.texi: Clean up @xref{...} uses.
286 * doc/invoke.texi: Likewise.
288 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
290 * arm-fpus.def: Add CNAME field to all FPU definitions.
291 * genopt.sh: Use explicit enumeration tags for FPU entries.
292 * arm-tables.opt: Regenerated.
293 * arm.opt (mfpu): Provide initial value.
294 * arm-opts.h (enum fpu_type): Build the enumeration from the list of
295 available FPUs. Add 'auto' entry on the end.
296 * arm.c (arm_configure_build_target): Only do explicit configuration
297 of the FPU features if the selected FPU is not 'auto'.
298 (arm_option_override): Adjust initialization of arm_fpu_index.
299 Emit an error if we have a hard float ABI request, but the processor
300 does not support floating-point.
301 (arm_option_print): Handle -mfpu=auto.
302 (arm_valid_target_attribute_rec): Don't permit fpu=auto in pragmas
303 or function attributes.
304 (arm_identify_fpu_from_isa): Handle effective soft-float when
305 the FPU is automatically detected.
306 * arm-cores.def (arm1136jf-s): Add feature ISA_FP_DBL.
307 (arm1176jzf-s): Likewise.
309 (arm1156t2f-s): Likewise.
311 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
313 * arm-fpus.def (ARM_FPU): Remove features field from all definitions.
314 * arm.h (arm_fpu_feature_set): Delete typedef.
315 (FPU_FL_NONE): Delete.
316 (FPU_FL_NEON): Delete.
317 (FPU_FL_FP16): Delete.
318 (FPU_FL_CRYPTO): Delete.
319 (FPU_FL_DBL): Delete.
320 (FPU_FL_D32): Delete.
321 (FPU_FL_VFPv2): Delete.
322 (FPU_FL_VFPv3): Delete.
323 (FPU_FL_VFPv4): Delete.
324 (FPU_FL_VFPv5): Delete.
325 (FPU_FL_AMRv8): Delete.
334 (FPU_CRYPTO): Delete.
336 (arm_fpu_desc): Delete features field.
337 * arm.c (all_fpus): Don't initialize feature field.
339 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
341 * arm.c (arm_can_inline_p): Use ISA features for determining
344 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
346 * arm-protos.h (arm_configure_build_target): Change second argument
347 to cl_target_options.
348 * arm.c (arm_configure_build_target): Likewise.
349 (arm_option_restore): Update accordingly.
350 (arm_option_override): Create the target_option_default_node before
351 calling arm_configure_build_target. Use it in call of latter.
352 Resynchronize after all other overrides have been calculated.
353 (arm_valid_target_attribute_tree): Use the target options for
354 reconfiguration. Resynchronize after performing override checks.
355 * arm-c.c (arm_pragma_target_parse): Use target optiosn from cur_tree
356 to reconfigure the build target.
358 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
360 * arm.h (TARGET_VFPD32): Use arm_active_target.
361 (TARGET_VFP3): Likewise.
362 (TARGET_VFP5): Likewise.
363 (TARGET_VFP_SINGLE): Likewise.
364 (TARGET_VFP_DOUBLE): Likewise.
365 (TARGET_NEON_FP16): Likewise.
366 (TARGET_FP16): Likewise.
367 (TARGET_FMA): Likewise.
368 (TARGET_FPU_ARMV8): Likewise.
369 (TARGET_CRYPTO): Likewise.
370 (TARGET_NEON): Likewise.
371 (TARGET_FPU_FEATURES): Delete.
372 * arm.c (arm_option_check_internal): Check for iwmmxt conflict with
373 Neon using arm_active_target.
375 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
377 * arm.h (TARGET_FPU_NAME): Delete.
378 * arm.c (arm_identify_fpu_from_isa): New function.
379 (arm_declare_function_name): Use it to get the name for the FPU.
381 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
383 * arm-protos.h: Include sbitmap.h
384 (arm_configure_build_target): Make public.
385 * arm.c (arm_configure_build_target): Now not static.
386 (arm_valid_target_attribute_rec): Move internal option check to...
387 (arm_valid_target_attribute_tree0: ... here. Also reconfingure the
389 (arm_override_options_after_change): Call arm_configure_build_target.
390 (isa_all_fpubits): Renamed from isa_fpubits.
391 (arm_option_restore): New function.
392 (TARGET_OPTION_RESTORE): Register it.
393 (arm_configure_build_target): Initialize the FPU capability bits in
395 (arm_option_override): Move the code that forces the setting of the
396 FPU option before the call to arm_configure_build_target.
397 * arm.opt (march): Mark as Save.
398 (mcpu, mtune): Likewise.
399 * arm-c.c (arm_pragma_target_parse): Reconfigure the build target
400 after pragmas change the target options.
402 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
404 * arm-isa.h (isa_feature): Add bits for VFPv4, FPv5, fp16conv,
405 fP_dbl, fp_d32 and fp_crypto.
406 (ISA_ALL_FPU): Add all the new bits.
407 (ISA_VFPv2, ISA_VFPv3, ISA_VFPv4, ISA_FPv5): New macros.
408 (ISA_FP_ARMv8, ISA_FP_DBL, ISA_FP_D32, ISA_NEON, ISA_CRYPTO): Likewise.
409 * arm-fpus.def: Add ISA features to all FPUs.
410 * arm.h: (arm_fpu_desc): Add new field for ISA bits.
411 * arm.c (all_fpus): Initialize it.
412 * arm-tables.opt: Regenerated.
414 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
416 * arm.h (FPU_FL_VFPv2) New feature bit.
417 (FPU_FL_VFPv3, FPU_FL_VFPv4, FPU_FL_VFPv5, FPU_FL_ARMv8): Likewise.
418 (FPU_VFPv2, FPU_VFPv3, FPU_VFPv4, FPU_VFPv5, FPU_ARMv8): New helper
420 (FPU_DBL, FPU_D32, FPU_NEON, FPU_CRYPTO, FPU_FP16): Likewise.
421 (TARGET_FPU_REV): Delete.
422 (TARGET_VFP3): Use feature bits.
423 (TARGET_VFP5): Likewise.
424 (TARGET_FMA): Likewise.
425 (TARGET_FPU_ARMV8): Likewise.
426 (struct arm_fpu_desc): Delete rev field.
427 * arm-fpus.def: Delete REV entry, use new feature bits and macros.
428 * arm.c (all_fpus): Delete rev field.
430 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
432 * arm.h (vfp_reg_type): Delete.
433 (TARGET_FPU_REGS): Delete.
434 (arm_fpu_desc): Delete regs field.
435 (FPU_FL_NONE, FPU_FL_NEON, FPU_FL_FP16, FPU_FL_CRYPTO): Use unsigned
437 (FPU_FL_DBL, FPU_FL_D32): Define.
438 (TARGET_VFPD32): Use feature test.
439 (TARGET_VFP_SINGLE): Likewise.
440 (TARGET_VFP_DOUBLE): Likewise.
441 * arm-fpus.def: Update all entries for new feature bits.
442 * arm.c (all_fpus): Update initializer macro.
443 (arm_can_inline_p): Remove test on fpu regs.
445 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
447 * arm.h (arm_fp_model): Delete.
449 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
451 * arm-cores.def: Remove FLAGS field from all core definitions.
452 * arm-arches.def: Likewise.
453 * arm-opts.h (enum processor_type): Remove FLAGS parameter from
455 (arm_arch_core_flags): Likewise, plus ARM_ARCH macro.
456 * arm-protos.h (FL_*): Delete.
457 (arm_feature_set): Delete.
458 (ARM_FSET_*): Delete.
459 * arm.c (struct processors): Delete flags field.
460 (all_cores): Delete FLAGS parameter from macro, don't initialize flags.
461 (all architectures): Likewise.
463 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
465 * arm-opts.h (struct arm_arch_core_flag): Add new field ISA.
467 (arm_arch_core_flag): Delete flags field.
468 (arm_arch_core_flags): Don't initialize flags field.
469 * common/config/arm/arm-common.c (check_isa_bits_for): New function.
470 (arm_target_thumb_only): Use new isa bits arrays.
472 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
474 * arm-protos.h (insn_flags): Delete declaration.
475 (arm_arch7ve): Declare.
476 * arm.c (insn_flags): Delete.
477 (arm_arch7ve): New variable.
478 (arm_selected_cpu): Delete.
479 (arm_option_check_internal): Use new ISA bitmap.
480 (arm_option_override_internal): Likewise.
481 (arm_configure_build_target): Declare arm_selected_cpu locally.
482 (arm_option_override): Use new ISA bitmap. Initialize arm_arch7ve.
483 Rearrange variable intialization by general function.
484 * arm.h (TARGET_HAVE_LPAE): Use arm_arch7ve.
486 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
488 * arm-builtins.c: Include sbitmap.h.
489 (def_mbuiltin): Change first parameter to a flag bit. Use it to test
490 available features in the current target.
491 (struct builtin_description): Change type of feature field.
492 (IWMMXT_BUILTIN): Use the isa_features types.
493 (IWMMXT2_BUILTIN): Likewise.
494 (IWMMXT_BUILTIN2): Likewise.
495 (IWMMXT2_BUILTIN2): Likewise.
496 (CRC32_BUILTIN): Likewise.
497 (CRYPTO_BUILTIN): Likewise.
498 (iwmmx_builtin): Likewise.
499 (iwmmx2_builtin): Likewise.
500 (arm_iwmmxt_builtin): Check for specific feature bits.
502 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
504 * arm-isa.h (enum isa_feature): Add isa_quirk_cm3_ldrd.
505 (ISA_ALL_QUIRKS): New macro.
506 * arm-cores.def (cortex-m3): Add isa_quirk_cm3_ldrd to isa feature list.
507 * arm.c (isa_quirkbits): New feature-list bitmap.
508 (arm_configure_build_target): Ignore quirk bits when comparing an
509 architecture feature list with a CPU feature list.
510 (arm_option_override): Initialize_isa_quirkbits. If the user has
511 not specified -m[no-]fix-cortex-m3-ldrd, automatically enable the
512 feature if isa_quirk_cm3_ldrd appears in the isa feature list.
514 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
516 * arm.c (arm_option_override): Use arm_active_target as source of
517 information for arm_base_arch and arm_arch_name.
518 * (arm_file_start): Use arm_active_target for core name.
520 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
522 * arm.c (arm_selected_tune): Delete static variable.
523 (arm_selected_arch): Likewise.
524 (arm_configure_build_target): Declare local versions of arm_selected
525 target and arm_selected_arch. Initialize more fields in target
527 (arm_option_override): Use arm_active_target instead of
528 arm_selected_tune and arm_selected_arch.
529 (asm_file_start): Use arm_active_target.
531 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
533 * arm-protos.h (arm_build_target): New structure.
534 (arm_active_target): Declare it.
535 * arm.c (arm_active_target): New variable.
536 (bitmap_popcount): New function.
537 (feature_count): Delete.
538 (arm_initialize_isa): New function.
539 isa_fpubits): New variable.
540 (arm_configure_build_target): New function.
541 (arm_option_override): Initialize isa_fpubits and arm_active_target.isa.
542 Use arm_configure_build_target.
544 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
546 * arm-isa.h: New file.
547 * arm-protos.h: Include it.
548 * arm-arches.def: Add new ISA field to all entries. Drop bogus
549 armv8.1-a+crc architecture.
550 * arm-cores.def: Similarly. Group ARMv8 cores by profile.
551 * arm-opts.h (enum processor_type): Adjust for new field.
552 * arm.c (struct processors): New field 'isa_bits'.
553 (all_cores, all_architectures): Initialize new field.
554 * arm-tables.opt: Regenerated.
555 * arm-tune.md: Regenerated.
557 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
559 * arm-arches.def (ARM_ARCH): Add extra field TUNE_FLAGS, move
560 tuning properties from architectural FLAGS field.
561 * arm-cores.def (ARM_CORE): Likewise.
562 * arm-protos.h (TF_LDSCHED, TF_WBUF, TF_CO_PROC): New macros.
563 (TF_SMALLMUL, TF_STRONG, TF_SCALE, TF_NOMODE32): New macros.
564 (FL_LDSCHED, FL_STRONG, FL_WBUF, FL_SMALLMUL): Delete.
565 (FL_TUNE): Remove deleted elements.
566 (tune_flags): Convert type to unsigned int.
567 * arm.c (struct processors): Add new field tune_flags.
568 (all_cores, all_arches): Initialize it.
569 (arm_option_override): Adapt uses of tune_flags. Use tune_flags
570 for deciding when we should have slow multiply operations.
572 2016-12-14 Martin Sebor <msebor@redhat.com>
575 * gimple-ssa-sprintf.c (format_string): Handle null pointers.
576 (format_directive): Diagnose null pointer arguments.
577 (pass_sprintf_length::handle_gimple_call): Diagnose null destination
578 pointers. Correct location of null format string in diagnostics.
580 2016-12-14 David Malcolm <dmalcolm@redhat.com>
582 * Makefile.in (SELFTEST_FLAGS): Add path argument to -fself-test.
583 (s-selftest): Add dependency on the selftests data directory.
584 * common.opt (fself-test): Rename to...
585 (fself-test=): ...this, documenting the meaning of the argument.
586 * selftest-run-tests.c (along): Likewise.
587 * selftest-run-tests.c: Include "options.h".
588 (selftest::run_tests): Initialize selftest::path_to_selftest_files
590 * selftest.c (selftest::path_to_selftest_files): New global.
591 (selftest::locate_file): New function.
592 (selftest::test_locate_file): New function.
593 (selftest_c_tests): Likewise.
594 (selftest::selftest_c_tests): Call test_locate_file.
595 * selftest.h (selftest::locate_file): New decl.
596 (selftest::path_to_selftest_files): New decl.
598 2016-12-14 Andrew Pinski <apinski@cavium.com>
600 * config/aarch64/aarch64-cores.def: Add -1 as the variant to all
602 (thunderx): Update to include LSE by default.
603 (thunderxt88p1): New core.
604 (thunderxt88): New core.
605 (thunderxt81): New core.
606 (thunderxt83): New core.
607 * config/aarch64/driver-aarch64.c (struct aarch64_core_data):
609 (ALL_VARIANTS): New define.
610 (AARCH64_CORE): Support VARIANT operand.
611 (cpu_data): Likewise.
612 (host_detect_local_cpu): Parse variant field of /proc/cpuinfo.
613 Combine the arch and single core case and support variant searching.
614 * common/config/aarch64/aarch64-common.c (AARCH64_CORE):
616 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Likewise.
617 * config/aarch64/aarch64.c (AARCH64_CORE): Likewise.
618 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
619 * config/aarch64/aarch64-tune.md: Regenerate.
620 * doc/invoke.texi (AARCH64/mtune): Document thunderxt88,
621 thunderxt88p1, thunderxt81, thunderxt83 as available options.
623 2016-12-14 Martin Jambor <mjambor@suse.cz>
625 * omp-offload.c: Fix coding style.
626 * omp-expand.c: Likewise.
627 * omp-general.c: Likewise.
628 * omp-grid.c: Likewise.
629 * omp-low.c: Fix coding style of parts touched by the
630 previous splitting patch.
632 2016-12-14 Martin Jambor <mjambor@suse.cz>
634 * omp-general.h: New file.
635 * omp-general.c: New file.
636 * omp-expand.h: Likewise.
637 * omp-expand.c: Likewise.
638 * omp-offload.h: Likewise.
639 * omp-offload.c: Likewise.
640 * omp-grid.c: Likewise.
641 * omp-grid.c: Likewise.
642 * omp-low.h: Include omp-general.h and omp-grid.h. Removed includes
643 of params.h, symbol-summary.h, lto-section-names.h, cilk.h, tree-eh.h,
644 ipa-prop.h, tree-cfgcleanup.h, cfgloop.h, except.h, expr.h, stmt.h,
645 varasm.h, calls.h, explow.h, dojump.h, flags.h, tree-into-ssa.h,
646 tree-cfg.h, cfganal.h, alias.h, emit-rtl.h, optabs.h, expmed.h,
647 alloc-pool.h, cfghooks.h, rtl.h and memmodel.h.
648 (omp_find_combined_for): Declare.
649 (find_omp_clause): Renamed to omp_find_clause and moved to
651 (free_omp_regions): Renamed to omp_free_regions and moved to
653 (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
655 (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
657 (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
658 moved to omp-general.h.
659 (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
661 (oacc_fn_attrib_kernels_p): Moved to omp-general.h.
662 (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
664 (omp_expand_local): Moved to omp-expand.h.
665 (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
667 (omp_finish_file): Moved to omp-offload.h.
668 (default_goacc_validate_dims): Renamed to
669 oacc_default_goacc_validate_dims and moved to omp-offload.h.
670 (offload_funcs, offload_vars): Moved to omp-offload.h.
671 * omp-low.c: Include omp-general.h, omp-offload.h and omp-grid.h.
672 (omp_region): Moved to omp-expand.c.
673 (omp_for_data_loop): Moved to omp-general.h.
674 (omp_for_data): Likewise.
675 (oacc_loop): Moved to omp-offload.c.
676 (oacc_loop_flags): Moved to omp-general.h.
677 (offload_funcs, offload_vars): Moved to omp-offload.c.
678 (root_omp_region): Moved to omp-expand.c.
679 (omp_any_child_fn_dumped): Likewise.
680 (find_omp_clause): Renamed to omp_find_clause and moved to
682 (is_combined_parallel): Moved to omp-expand.c.
683 (is_reference): Renamed to omp_is_reference and and moved to
685 (adjust_for_condition): Renamed to omp_adjust_for_condition and moved
687 (get_omp_for_step_from_incr): Renamed to omp_get_for_step_from_incr
688 and moved to omp-general.c.
689 (extract_omp_for_data): Renamed to omp_extract_for_data and moved to
691 (workshare_safe_to_combine_p): Moved to omp-expand.c.
692 (omp_adjust_chunk_size): Likewise.
693 (get_ws_args_for): Likewise.
694 (get_base_type): Removed.
695 (dump_omp_region): Moved to omp-expand.c.
696 (debug_omp_region): Likewise.
697 (debug_all_omp_regions): Likewise.
698 (new_omp_region): Likewise.
699 (free_omp_region_1): Likewise.
700 (free_omp_regions): Renamed to omp_free_regions and moved to
702 (find_combined_for): Renamed to omp_find_combined_for, made global.
703 (build_omp_barrier): Renamed to omp_build_barrier and moved to
705 (omp_max_vf): Moved to omp-general.c.
706 (omp_max_simt_vf): Likewise.
707 (gimple_build_cond_empty): Moved to omp-expand.c.
708 (parallel_needs_hsa_kernel_p): Likewise.
709 (expand_omp_build_assign): Moved declaration to omp-expand.c.
710 (expand_parallel_call): Moved to omp-expand.c.
711 (expand_cilk_for_call): Likewise.
712 (expand_task_call): Likewise.
713 (vec2chain): Likewise.
714 (remove_exit_barrier): Likewise.
715 (remove_exit_barriers): Likewise.
716 (optimize_omp_library_calls): Likewise.
717 (expand_omp_regimplify_p): Likewise.
718 (expand_omp_build_assign): Likewise.
719 (expand_omp_taskreg): Likewise.
720 (oacc_collapse): Likewise.
721 (expand_oacc_collapse_init): Likewise.
722 (expand_oacc_collapse_vars): Likewise.
723 (expand_omp_for_init_counts): Likewise.
724 (expand_omp_for_init_vars): Likewise.
725 (extract_omp_for_update_vars): Likewise.
726 (expand_omp_ordered_source): Likewise.
727 (expand_omp_ordered_sink): Likewise.
728 (expand_omp_ordered_source_sink): Likewise.
729 (expand_omp_for_ordered_loops): Likewise.
730 (expand_omp_for_generic): Likewise.
731 (expand_omp_for_static_nochunk): Likewise.
732 (find_phi_with_arg_on_edge): Likewise.
733 (expand_omp_for_static_chunk): Likewise.
734 (expand_cilk_for): Likewise.
735 (expand_omp_simd): Likewise.
736 (expand_omp_taskloop_for_outer): Likewise.
737 (expand_omp_taskloop_for_inner): Likewise.
738 (expand_oacc_for): Likewise.
739 (expand_omp_for): Likewise.
740 (expand_omp_sections): Likewise.
741 (expand_omp_single): Likewise.
742 (expand_omp_synch): Likewise.
743 (expand_omp_atomic_load): Likewise.
744 (expand_omp_atomic_store): Likewise.
745 (expand_omp_atomic_fetch_op): Likewise.
746 (expand_omp_atomic_pipeline): Likewise.
747 (expand_omp_atomic_mutex): Likewise.
748 (expand_omp_atomic): Likewise.
749 (oacc_launch_pack): and moved to omp-general.c, made public.
750 (OACC_FN_ATTRIB): Likewise.
751 (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
753 (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
755 (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
756 moved to omp-general.c.
757 (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
759 (oacc_fn_attrib_kernels_p): Moved to omp-general.c.
760 (oacc_fn_attrib_level): Moved to omp-offload.c.
761 (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
763 (get_oacc_ifn_dim_arg): Renamed to oacc_get_ifn_dim_arg and moved to
765 (mark_loops_in_oacc_kernels_region): Moved to omp-expand.c.
766 (grid_launch_attributes_trees): Likewise.
767 (grid_attr_trees): Likewise.
768 (grid_create_kernel_launch_attr_types): Likewise.
769 (grid_insert_store_range_dim): Likewise.
770 (grid_get_kernel_launch_attributes): Likewise.
771 (get_target_argument_identifier_1): Likewise.
772 (get_target_argument_identifier): Likewise.
773 (get_target_argument_value): Likewise.
774 (push_target_argument_according_to_value): Likewise.
775 (get_target_arguments): Likewise.
776 (expand_omp_target): Likewise.
777 (grid_expand_omp_for_loop): Moved to omp-grid.c.
778 (grid_arg_decl_map): Likewise.
779 (grid_remap_kernel_arg_accesses): Likewise.
780 (grid_expand_target_grid_body): Likewise.
781 (expand_omp): Renamed to omp_expand and moved to omp-expand.c.
782 (build_omp_regions_1): Moved to omp-expand.c.
783 (build_omp_regions_root): Likewise.
784 (omp_expand_local): Likewise.
785 (build_omp_regions): Likewise.
786 (execute_expand_omp): Likewise.
787 (pass_data_expand_omp): Likewise.
788 (pass_expand_omp): Likewise.
789 (make_pass_expand_omp): Likewise.
790 (pass_data_expand_omp_ssa): Likewise.
791 (pass_expand_omp_ssa): Likewise.
792 (make_pass_expand_omp_ssa): Likewise.
793 (grid_lastprivate_predicate): Renamed to
794 omp_grid_lastprivate_predicate and moved to omp-grid.c, made public.
795 (grid_prop): Moved to omp-grid.c.
796 (GRID_MISSED_MSG_PREFIX): Likewise.
797 (grid_safe_assignment_p): Likewise.
798 (grid_seq_only_contains_local_assignments): Likewise.
799 (grid_find_single_omp_among_assignments_1): Likewise.
800 (grid_find_single_omp_among_assignments): Likewise.
801 (grid_find_ungridifiable_statement): Likewise.
802 (grid_parallel_clauses_gridifiable): Likewise.
803 (grid_inner_loop_gridifiable_p): Likewise.
804 (grid_dist_follows_simple_pattern): Likewise.
805 (grid_gfor_follows_tiling_pattern): Likewise.
806 (grid_call_permissible_in_distribute_p): Likewise.
807 (grid_handle_call_in_distribute): Likewise.
808 (grid_dist_follows_tiling_pattern): Likewise.
809 (grid_target_follows_gridifiable_pattern): Likewise.
810 (grid_remap_prebody_decls): Likewise.
811 (grid_var_segment): Likewise.
812 (grid_mark_variable_segment): Likewise.
813 (grid_copy_leading_local_assignments): Likewise.
814 (grid_process_grid_body): Likewise.
815 (grid_eliminate_combined_simd_part): Likewise.
816 (grid_mark_tiling_loops): Likewise.
817 (grid_mark_tiling_parallels_and_loops): Likewise.
818 (grid_process_kernel_body_copy): Likewise.
819 (grid_attempt_target_gridification): Likewise.
820 (grid_gridify_all_targets_stmt): Likewise.
821 (grid_gridify_all_targets): Renamed to omp_grid_gridify_all_targets
822 and moved to omp-grid.c, made public.
823 (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
825 (add_decls_addresses_to_decl_constructor): Moved to omp-offload.c.
826 (omp_finish_file): Likewise.
827 (oacc_thread_numbers): Likewise.
828 (oacc_xform_loop): Likewise.
829 (oacc_default_dims, oacc_min_dims): Likewise.
830 (oacc_parse_default_dims): Likewise.
831 (oacc_validate_dims): Likewise.
832 (new_oacc_loop_raw): Likewise.
833 (new_oacc_loop_outer): Likewise.
834 (new_oacc_loop): Likewise.
835 (new_oacc_loop_routine): Likewise.
836 (finish_oacc_loop): Likewise.
837 (free_oacc_loop): Likewise.
838 (dump_oacc_loop_part): Likewise.
839 (dump_oacc_loop): Likewise.
840 (debug_oacc_loop): Likewise.
841 (oacc_loop_discover_walk): Likewise.
842 (oacc_loop_sibling_nreverse): Likewise.
843 (oacc_loop_discovery): Likewise.
844 (oacc_loop_xform_head_tail): Likewise.
845 (oacc_loop_xform_loop): Likewise.
846 (oacc_loop_process): Likewise.
847 (oacc_loop_fixed_partitions): Likewise.
848 (oacc_loop_auto_partitions): Likewise.
849 (oacc_loop_partition): Likewise.
850 (default_goacc_fork_join): Likewise.
851 (default_goacc_reduction): Likewise.
852 (execute_oacc_device_lower): Likewise.
853 (default_goacc_validate_dims): Likewise.
854 (default_goacc_dim_limit): Likewise.
855 (pass_data_oacc_device_lower): Likewise.
856 (pass_oacc_device_lower): Likewise.
857 (make_pass_oacc_device_lower): Likewise.
858 (execute_omp_device_lower): Likewise.
859 (pass_data_omp_device_lower): Likewise.
860 (pass_omp_device_lower): Likewise.
861 (make_pass_omp_device_lower): Likewise.
862 (pass_data_omp_target_link): Likewise.
863 (pass_omp_target_link): Likewise.
864 (find_link_var_op): Likewise.
865 (pass_omp_target_link::execute): Likewise.
866 (make_pass_omp_target_link): Likewise.
867 * Makefile.in (OBJS): Added omp-offload.o, omp-expand.o, omp-general.o
869 (GTFILES): Added omp-offload.h, omp-offload.c and omp-expand.c, removed
871 * gimple-fold.c: Include omp-general.h instead of omp-low.h.
872 (fold_internal_goacc_dim): Adjusted calls to
873 get_oacc_ifn_dim_arg and get_oacc_fn_dim_size to use their new names.
874 * gimplify.c: Include omp-low.h.
875 (omp_notice_variable): Adjust the call to get_oacc_fn_attrib to use
877 (gimplify_omp_task): Adjusted calls to find_omp_clause to use its new
879 (gimplify_omp_for): Likewise.
880 * lto-cgraph.c: Include omp-offload.h instead of omp-low.h.
881 * toplev.c: Include omp-offload.h instead of omp-low.h.
882 * tree-cfg.c: Include omp-general.h instead of omp-low.h. Also
883 include omp-expand.h.
884 (make_edges_bb): Adjusted the call to make_gimple_omp_edges to use its
886 (make_edges): Adjust the call to free_omp_regions to use its new name.
887 * tree-parloops.c: Include omp-general.h.
888 (create_parallel_loop): Adjusted the call to set_oacc_fn_attrib to use
890 (parallelize_loops): Adjusted the call to get_oacc_fn_attrib to use
892 * tree-ssa-loop.c: Include omp-general.h instead of omp-low.h.
893 (gate_oacc_kernels): Adjusted the call to get_oacc_fn_attrib to use
895 * tree-vrp.c: Include omp-general.h instead of omp-low.h.
896 (extract_range_basic): Adjusted calls to get_oacc_ifn_dim_arg and
897 get_oacc_fn_dim_size to use their new names.
898 * varpool.c: Include omp-offload.h instead of omp-low.h.
899 * gengtype.c (open_base_files): Replace omp-low.h with omp-offload.h in
901 * config/nvptx/nvptx.c: Include omp-general.c.
902 (nvptx_expand_call): Adjusted the call to get_oacc_fn_attrib to use
904 (nvptx_reorg): Likewise.
905 (nvptx_record_offload_symbol): Likewise.
907 2016-12-14 Martin Sebor <msebor@redhat.com>
910 * gimple-ssa-sprintf.c (target_dir_max): New macro.
911 (get_mpfr_format_length): New function.
912 (format_integer): Use HOST_WIDE_INT instead of int.
913 (format_floating_max): Same.
914 (format_floating): Call get_mpfr_format_length.
915 (format_directive): Use target_dir_max.
917 2016-12-14 Jakub Jelinek <jakub@redhat.com>
920 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_STV_TEMP.
921 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies,
922 dimode_scalar_chain::convert_reg): Use SLOT_STV_TEMP instead of
925 2016-12-14 Uros Bizjak <ubizjak@gmail.com>
928 * config/i386/i386-builtin.def: Add __builtin_clzs and __builtin_ctzs.
929 (ix86_fold_builtin): Handle IX86_BUILTIN_CTZS and IX86_BUILTIN_CLZS.
930 * config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
933 2016-12-14 Jakub Jelinek <jakub@redhat.com>
936 * valtrack.c: Include rtl-iter.h.
937 (struct rtx_subst_pair): Add insn field.
938 (propagate_for_debug_subst): If pair->to contains at least 2
939 regs, create a DEBUG_INSN with a debug temp before pair->insn
940 and replace from with the debug temp instead of pair->to.
941 (propagate_for_debug): Initialize p.insn.
942 * combine.c (insn_uid_check): New inline function.
943 (INSN_COST, LOG_LINKS): Use it instead of INSN_UID.
944 (find_single_use, combine_instructions,
945 cant_combine_insn_p, try_combine): Use NONDEBUG_INSN_P instead of
948 2016-12-14 Martin Sebor <msebor@redhat.com>
951 * builtin-attrs.def (ATTR_NONNULL_1_1, ATTR_NONNULL_1_2): Defined.
952 (ATTR_NONNULL_1_3, ATTR_NONNULL_1_4, ATTR_NONNULL_1_5): Same.
953 (ATTR_NOTHROW_NONNULL_1_1, ATTR_NOTHROW_NONNULL_1_2): Same.
954 (ATTR_NOTHROW_NONNULL_1_3, ATTR_NOTHROW_NONNULL_1_4): Same.
955 (ATTR_NOTHROW_NONNULL_1_5): Same.
956 (ATTR_NONNULL_1_FORMAT_PRINTF_1_2): Same.
957 (ATTR_NONNULL_1_FORMAT_PRINTF_2_0): Same.
958 (ATTR_NONNULL_1_FORMAT_PRINTF_2_3): Same.
959 (ATTR_NONNULL_1_FORMAT_PRINTF_3_0): Same.
960 (ATTR_NONNULL_1_FORMAT_PRINTF_3_4): Same.
961 (ATTR_NONNULL_1_FORMAT_PRINTF_4_0): Same.
962 (ATTR_NONNULL_1_FORMAT_PRINTF_4_5): Same.
963 * builtins.c (validate_arg): Add argument. Treat null pointers
964 passed to nonnull arguments as invalid.
965 (validate_arglist): Same.
966 * builtins.def (fprintf, fprintf_unlocked): Add nonnull attribute.
967 (printf, printf_unlocked, sprintf. vfprintf, vsprintf): Same.
968 (__sprintf_chk, __vsprintf_chk, __fprintf_chk, __vfprintf_chk): Same.
969 * calls.c (get_nonnull_ags, maybe_warn_null_arg): New functions.
970 (initialize_argument_information): Diagnose null pointers passed to
971 arguments declared nonnull.
972 * calls.h (get_nonnull_args): Declared.
974 2016-12-14 Michael Meissner <meissner@linux.vnet.ibm.com>
976 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): On ISA
977 3.0/power9, add support to use the VEXTU{B,H,W}{L,R}X extract
979 * config/rs6000/vsx.md (VSr2): Add IEEE 128-bit floating point
980 type constraint registers.
982 (FL_CONV): New mode iterator for binary floating types that have a
983 direct conversion from 64-bit integer to floating point.
984 (vsx_extract_<mode>_p9): Add support for the ISA 3.0/power9
985 VEXTU{B,H,W}{L,R}X extract instructions.
986 (vsx_extract_<mode>_p9 splitter): Add splitter to load up the
987 extract byte position into the GPR if we are using the
988 VEXTU{B,H,W}{L,R}X extract instructions.
989 (vsx_extract_<mode>_di_p9): Support extracts to GPRs.
990 (vsx_extract_<mode>_store_p9): Support extracting to GPRs so that
991 we can use reg+offset address instructions.
992 (vsx_extract_<mode>_var): Support extracts to GPRs.
993 (vsx_extract_<VSX_EXTRACT_I:mode>_<SDI:mode>_var): New combiner
994 insn to combine vector extracts with zero_extend.
995 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>): Optimize
996 extracting a small integer vector element and converting it to a
998 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Likewise.
999 (UNSPEC_XXEXTRACTUW): New unspec.
1000 (UNSPEC_XXINSERTW): Likewise.
1001 (vextract4b): Add support for the vec_vextract4b built-in
1003 (vextract4b_internal): Likewise.
1004 (vinsert4b): Add support for the vec_insert4b built-in function.
1005 Include both a version that inserts element 1 from a V4SI object
1006 and one that inserts a DI object.
1007 (vinsert4b_internal): Likewise.
1008 (vinsert4b_di): Likewise.
1009 (vinsert4b_di_internal): Likewise.
1010 * config/rs6000/predicates.md (const_0_to_11_operand): New
1011 predicate, match 0..11.
1012 * config/rs6000/rs6000-builtin.def (BU_P9V_VSX_3): Set built-in
1013 type to ternary, not binary.
1014 (BU_P9V_64BIT_VSX_3): Likewise.
1015 (P9V_BUILTIN_VEXTRACT4B): Add support for vec_vinsert4b and
1016 vec_extract4b non-overloaded built-in functions.
1017 (P9V_BUILTIN_VINSERT4B): Likewise.
1018 (P9V_BUILTIN_VINSERT4B_DI): Likewise.
1019 (P9V_BUILTIN_VEC_VEXTULX): Move to section that adds 2 operand ISA
1020 3.0 built-in functions.
1021 (P9V_BUILTIN_VEC_VEXTURX): Likewise.
1022 (P9V_BUILTIN_VEC_VEXTRACT4B): Add support for overloaded
1023 vec_insert4b and vec_extract4 built-in functions.
1024 (P9V_BUILTIN_VEC_VINSERT4B): Likewise.
1025 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1026 overloaded support for vec_vinsert4b and vec_extract4b.
1027 * config/rs6000/rs6000.c (altivec_expand_builtin): Add checks for
1028 the vec_insert4b and vec_extract4b byte number being a constant in
1030 * config/rs6000/altivec.h (vec_vinsert4b): Support vec_vinsert4b
1031 and vec_extract4b built-in functions.
1032 * doc/extend.doc (PowerPC VSX built-in functions): Document
1033 vec_insert4b and vec_extract4b.
1035 2016-12-14 Martin Liska <mliska@suse.cz>
1037 * gimple-pretty-print.c (dump_probability): New function.
1038 (dump_edge_probability): Use the function.
1039 (dump_gimple_label): Likewise.
1040 (dump_gimple_bb_header): Likewise.
1042 2016-12-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1043 Jakub Jelinek <jakub@redhat.com>
1045 * tree-ssa-strlen.c (fold_strstr_to_memcmp): New function.
1046 (strlen_optimize_stmt): Call fold_strstr_to_memcmp.
1048 2016-12-14 Eric Botcazou <ebotcazou@adacore.com>
1050 * lra-constraints.c (process_address_1): Do not attempt to decompose
1051 addresses for MEMs that satisfy fixed-form constraints.
1053 2016-12-14 Richard Biener <rguenther@suse.de>
1055 PR tree-optimization/78788
1056 * tree-vrp.c (set_value_range): Allow [-INF(OVF), +INF(OVF)].
1057 (set_and_canonicalize_value_range): Do not drop the above to
1060 2016-12-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1062 * config/rs6000/rs600.c (rs6000_builtin_vectorization_cost):
1063 Adjust unaligned load cost.
1065 2016-12-13 Uros Bizjak <ubizjak@gmail.com>
1068 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
1069 Calculate additional gain for andnot for targets without BMI.
1071 2016-12-13 Carl Love <cel@us.ibm.com>
1073 * config/rs6000/rs6000-c.c: Add built-in support for
1074 vector float vec_pack (vector double, vector double)
1075 vector double vec_sld (vector double, vector double)
1076 * config/rs6000/rs6000.c: Add icode check for vsldoi_v2df to allow
1077 4-bit unsigned literal.
1078 * config/rs6000/rs6000-builtin.def: Add definition for VSLDOI_2DF
1079 * doc/extend.texi: Update the built-in documentation file for the
1080 new powerpc vec_pack and vec_sld built-ins.
1082 2016-12-13 Martin Liska <mliska@suse.cz>
1084 * sanopt.c (sanopt_optimize_walker): Set contains_asan_mark.
1085 (sanopt_optimize): Add new argument.
1086 (sanitize_asan_mark_unpoison): New function.
1087 (maybe_contains_asan_check): Likewise.
1088 (sanitize_asan_mark_poison): Likewise.
1089 (pass_sanopt::execute): Call the new functions.
1091 2016-12-13 Martin Liska <mliska@suse.cz>
1093 PR tree-optimization/78428
1094 * expr.c (store_constructor_field): Add new arguments to the function.
1095 (store_constructor): Set up bitregion_end and add gcc_unreachable to
1096 fields that have either non-constant size or (and) offset.
1098 2016-12-13 Marek Polacek <polacek@redhat.com>
1100 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Change
1101 parameters' type from int to HOST_WIDE_INT.
1102 (compute_overlap_steps_for_affine_1_2): Change parameters' type from
1103 int to HOST_WIDE_INT.
1104 (build_classic_dist_vector_1): Likewise.
1105 (add_multivariate_self_dist): Likewise.
1107 2016-12-13 Michael Matz <matz@suse.de>
1109 PR tree-optimization/78725
1110 * tree-ssa-loop-split.c (split_at_bb_p): Check for overflow and
1111 at correct use point.
1113 2016-12-13 Martin Liska <mliska@suse.cz>
1115 * asan.c (asan_expand_mark_ifn): Use renamed
1116 BUILT_IN_ASAN_{UN}CLOBBER_N to BUILT_IN_ASAN_{UN}POISON_STACK_MEMORY.
1117 * sanitizer.def: Likewise.
1119 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
1121 * doc/extend.texi (Half-Precision): Update to document current
1124 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
1126 * doc/extend.texi (Floating Types): Document availability of
1127 _Float16 on ARM/AArch64.
1129 2016-12-13 Richard Biener <rguenther@suse.de>
1131 PR tree-optimization/78699
1132 * tree-vect-data-refs.c (vect_analyze_group_access_1): Limit
1135 2016-12-13 Richard Biener <rguenther@suse.de>
1138 * tree.c (cst_and_fits_in_hwi): Look if the actual value fits.
1139 * tree-object-size.c (compute_builtin_object_size): Use
1141 * tree-data-ref.c (initialize_matrix_A): Remove excess assert.
1143 2016-12-13 Martin Liska <mliska@suse.cz>
1145 * asan.c (asan_mark_poison_p): Remove.
1146 (asan_mark_p): New function.
1147 (transform_statements): Use the function.
1148 (asan_expand_mark_ifn): Do not use masked enum.
1149 * asan.h (enum asan_mark_flags): Declare it via a macro.
1150 * gimple-pretty-print.c (dump_gimple_call_args): Dump first
1151 argument of ASAN_MARK.
1152 * gimplify.c (build_asan_poison_call_expr): Use new enum values.
1153 (asan_poison_variable): Likewise.
1155 2016-12-13 Jakub Jelinek <jakub@redhat.com>
1158 * ipa-pure-const.c (cdtor_p): Return true for
1159 DECL_STATIC_{CON,DE}STRUCTOR even when it is
1160 DECL_LOOPING_CONST_OR_PURE_P.
1162 2016-12-12 Jakub Jelinek <jakub@redhat.com>
1164 PR tree-optimization/78777
1165 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge,
1166 insert_initializers): Use stmt_ends_bb_p instead of is_ctrl_stmt.
1169 * opt-functions.awk (opt_args): Use [{] instead of { in regexps.
1172 2016-12-12 Martin Sebor <msebor@redhat.com>
1176 * gimple-ssa-sprintf.c (min_bytes_remaining): Use res.knownrange
1177 rather than res.bounded.
1178 (get_width_and_precision): Set precision to -1 when negative.
1179 (adjust_range_for_overflow): New function.
1180 (format_integer): Correct the handling of the space, plus, and pound
1181 flags, and the special case of zero precision.
1182 Always set res.bounded to true unless either precision or width
1183 is specified and unknown.
1184 Call adjust_range_for_overflow.
1185 Avoid use zero as the shortest value when precision is specified
1187 (format_directive): Remove vestigial quoting. Always inform of
1188 argument value or range when it's available.
1189 (add_bytes): Correct the computation of boundrange used to
1190 decide whether a warning is of a "maybe" or "defnitely" kind.
1192 2016-12-12 Dominik Vogt <vogt@linux.vnet.ibm.com>
1194 * combine.c (change_zero_ext): Handle mode expanding zero_extracts.
1196 2016-12-12 Uros Bizjak <ubizjak@gmail.com>
1199 * config/i386/i386.h (X87_ENABLE_ARITH): Also enable for
1200 flag_unsafe_math_optimizations.
1201 (X87_ENABLE_FLOAT): Ditto.
1203 2016-12-12 Marek Polacek <polacek@redhat.com>
1206 * gimplify.c (gimplify_va_arg_expr): Don't require ADDR_EXPR for
1207 Case 1; check POINTER_TYPE_P instead.
1209 2016-12-12 Bernd Schmidt <bschmidt@redhat.com>
1211 PR rtl-optimization/78669
1212 * ira.c (combine_and_move_insns): When deleting an insn, clear the
1213 replace flag for all used regs in that insn.
1215 2016-12-12 Thomas Preud'homme <thomas.preudhomme@arm.com>
1217 * config/arm/arm-opts.h: Move struct arm_arch_core_flag and
1218 arm_arch_core_flags to ...
1219 * common/config/arm/arm-common.c: There.
1221 2016-12-12 Eric Botcazou <ebotcazou@adacore.com>
1223 * config/sparc/constraints.md (T): Use special memory constraint.
1225 (W): Add TARGET_ARCH64 test.
1226 * config/sparc/sparc.md (*movdi_insn_sp32): Replace 'W' with 'T'.
1227 (*movdf_insn_sp32): Likewise.
1228 (*mov<VM64:mode>_insn_sp32): Likewise. Replace 'e' with 'f' in
1229 conjunction with offsettable memory references.
1231 2016-12-11 Sandra Loosemore <sandra@codesourcery.com>
1233 * config/nios2/nios2.c (nios2_emit_move_sequence): Call copy_rtx
1234 to avoid shared structure error.
1236 2016-12-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1239 * config/rs6000/rs6000.c (find_alignment_op): Discard from
1240 consideration any artificial definition.
1242 2016-12-11 Iain Sandoe <iain@codesourcery.com>
1244 * configure.ac (CROSS directory tests): Remove the assumption that
1245 Darwin hosts contain suitable target sysroots in "/".
1246 * configure: Regenerate.
1248 2016-12-11 Iain Sandoe <iain@codesourcery.com>
1250 PR rtl-optimization/71496
1251 * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
1252 copyable. (load_macho_picbase_di, reload_macho_picbase_si,
1253 reload_macho_picbase_di): Likewise.
1255 2012-12-11 John David Anglin <danglin@gcc.gnu.org>
1257 * config/pa/pa.c (pa_callee_copies): New function.
1258 * config/pa/pa.opt (mcaller-copies): New option.
1259 * doc/invoke.texi (mcaller-copies): Document option.
1261 2016-12-11 Uros Bizjak <ubizjak@gmail.com>
1264 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
1265 <case ASHIFT, case LSHIFTRT>: Consider all constant shifts.
1267 (dimode_scalar_chain::compute_convert_gain): Reduce gain for
1268 constant shifts larger or equal than 32.
1270 2016-12-11 Roger Pau Monné <roger.pau@citrix.com>
1272 * config/i386/x86-64.h: Append --32 to the assembler options when
1273 -m16 is used on non-glibc systems as well.
1275 2016-12-10 Allan Sandfeld Jensen <allan.jensen@qt.io>
1278 * config/i386/mmintrin.h (__m64_u): New type
1279 * config/i386/emmintrin.h (_mm_loadl_epi64, _mm_storel_epi64):
1280 Make the allowed unaligned memory access explicit.
1282 2016-12-10 Krister Walfridsson <krister.walfridsson@gmail.com>
1284 * config.gcc (i386-*-netbsd*): Make i486 the default arch on NetBSD.
1285 Generally use cpu generic.
1287 2016-12-10 Jakub Jelinek <jakub@redhat.com>
1288 Marc Glisse <marc.glisse@inria.fr>
1290 PR tree-optimization/78720
1291 * match.pd (A < 0 ? C : 0): Only optimize for signed A. If shift
1292 is negative, sign extend to @1's type and than AND with C.
1294 2016-12-10 Jakub Jelinek <jakub@redhat.com>
1297 * tree-object-size.c (compute_object_offset) <case ARRAY_REF>: Handle
1298 non-zero low bound or non-standard element sizes.
1301 * lto-streamer-in.c (input_function): In addition to debug stmts
1302 without -g, remove IFN_*SAN_* calls if corresponding flag_sanitize
1305 2016-12-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1307 * config/rs6000/rs6000-passes.def: New file.
1308 * config/rs6000/rs6000-protos.h: Declare make_pass_analyze_swaps.
1309 * config/rs6000/rs6000.c (rs6000_option_override): Remove
1310 registration of machine-specific passes.
1311 (pass_analyze_swaps::clone): New function.
1312 * config/rs6000/t-rs6000: Define PASSES_EXTRA.
1314 2016-12-09 Kugan Vivekanandarajah <kuganv@linaro.org>
1317 * ipa-cp.c (propagate_vr_accross_jump_function): Call
1318 drop_tree_overflow after fold_convert.
1320 2016-12-09 Jakub Jelinek <jakub@redhat.com>
1323 * config/rs6000/rs6000.md (*and<mode>3_imm_mask_dot,
1324 *and<mode>3_imm_mask_dot2): Add rs6000_is_valid_and_mask to insn
1327 2016-12-09 Segher Boessenkool <segher@kernel.crashing.org>
1330 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Use
1331 GET_MODE_BITSIZE. Return 2.
1332 (CTZ_DEFINED_VALUE_AT_ZERO): Use GET_MODE_BITSIZE. Return 2. Handle
1333 TARGET_POPCNTD the same as TARGET_CTZ.
1334 * config/rs6000/rs6000.md (ctz<mode>2): Reimplement.
1335 (ffs<mode>2): Reimplement.
1337 2016-12-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
1339 PR rtl-optimization/78255
1340 * gcc/postreload.c (reload_cse_simplify): Do not CSE a function if
1341 NO_FUNCTION_CSE is true.
1343 2016-12-09 Cesar Philippidis <cesar@codesourcery.com>
1346 * ipa-icf.c (sem_function::parse): Don't process functions with
1347 oacc decl attributes, as they may be OpenACC routines.
1349 2016-12-09 David Malcolm <dmalcolm@redhat.com>
1351 * rtl.h (get_mem_attrs): Add "const" qualifier to returned
1354 2016-12-09 Nathan Sidwell <nathan@acm.org>
1357 * convert.c (convert_to_integer_1): Maybe fold conversions to
1358 integral types with fewer bits than its mode.
1360 2016-12-09 Martin Liska <mliska@suse.cz>
1362 * tree-pretty-print.c (pretty_print_string): Escape non-printable
1365 2016-12-09 Jakub Jelinek <jakub@redhat.com>
1367 PR tree-optimization/78726
1368 * tree-ssa-reassoc.c (make_new_ssa_for_def): Add OPCODE and OP
1369 argument. For lhs uses in debug stmts, don't replace lhs with
1370 new_lhs, but with a debug temp set to new_lhs opcode op.
1371 (make_new_ssa_for_all_defs): Add OPCODE argument, pass OPCODE and
1372 OP down to make_new_ssa_for_def.
1373 (zero_one_operation): Call make_new_ssa_for_all_defs even when
1374 stmts_to_fix is empty, if *def has not changed yet. Pass
1375 OPCODE to make_new_ssa_for_all_defs.
1377 2016-12-08 Martin Sebor <msebor@redhat.com>
1380 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
1381 identifier tree nodes.
1382 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
1383 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
1384 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
1385 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
1386 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
1387 * builtins.c (expand_builtin_alloca): Call
1388 maybe_warn_alloc_args_overflow.
1389 * builtins.def (aligned_alloc, calloc, malloc, realloc):
1390 Add attribute alloc_size.
1391 (alloca): Add attribute alloc_size and returns_nonnull.
1392 * calls.h (maybe_warn_alloc_args_overflow): Declare.
1393 * calls.c (alloc_max_size, operand_signed_p): New functions.
1394 (maybe_warn_alloc_args_overflow): Define.
1395 (initialize_argument_information): Diagnose overflow in functions
1396 declared with attaribute alloc_size.
1397 * doc/invoke.texi (Warning Options): Document -Walloc-zero and
1398 -Walloc-size-larger-than.
1400 2016-12-08 Vladimir Makarov <vmakarov@redhat.com>
1402 PR rtl-optimization/78671
1403 * lra-assign.c (find_hard_regno_for_1): Check prohibited regs for an
1406 2016-12-08 Uros Bizjak <ubizjak@gmail.com>
1408 * config/i386/i386.h (HARD_REGNO_NREGS): Use GENERAL_REGNO_P.
1409 (HARD_REGNO_NREGS_HAS_PADDING): Ditto. Simplify macro.
1411 2015-12-08 Wilco Dijkstra <wdijkstr@arm.com>
1414 * config/aarch64/aarch64.c (aarch64_classify_address):
1415 Set load_store_pair_p for TImode and TFmode.
1417 2016-12-08 David Malcolm <dmalcolm@redhat.com>
1419 * emit-rtl.c (gen_reg_rtx): Move regno_pointer_align and
1420 regno_reg_rtx resizing logic to...
1421 (emit_status::ensure_regno_capacity): ...this new method,
1422 and ensure that the buffers are large enough.
1423 (init_emit): Allocate regno_reg_rtx using ggc_cleared_vec_alloc
1424 rather than ggc_vec_alloc.
1425 * function.h (emit_status::ensure_regno_capacity): New method.
1427 2016-12-08 Dmitry Vyukov <dvyukov@google.com>
1429 * opts.c (finish_options): Enable -fsanitize-address-use-after-scope
1430 only if -fsanitize=address is enabled (not -fsanitize=kernel-address).
1431 * doc/invoke.texi (-fsanitize=kernel-address):
1432 Don't say that it enables -fsanitize-address-use-after-scope.
1434 2016-12-08 Bin Cheng <bin.cheng@arm.com>
1437 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Check
1438 sign bit for index step of data reference.
1440 2016-12-08 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1442 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
1443 Handle SYMBOL_SMALL_TLSGD for ILP32.
1444 * config/aarch64/aarch64.md : tlsgd_small modified into
1445 tlsgd_small_<mode> to support SImode and DImode.
1446 *tlsgd_small modified into *tlsgd_small_<mode> to support SImode and
1449 2016-12-08 Andrew Pinski <apinski@cavium.com>
1451 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
1452 Access the lower part of RTX appropriately.
1454 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1456 * genpreds.c (write_tm_constrs_h): Update for renaming of
1457 rtx_reader_ptr to md_reader_ptr.
1458 (write_tm_preds_h): Likewise.
1459 (write_insn_preds_c): Likewise.
1460 * read-md.c (rtx_reader_ptr): Rename to...
1461 (md_reader_ptr): ...this, and convert from an
1462 rtx_reader * to a md_reader *.
1463 (rtx_reader::set_md_ptr_loc): Rename to...
1464 (md_reader::set_md_ptr_loc): ...this.
1465 (rtx_reader::get_md_ptr_loc): Rename to...
1466 (md_reader::get_md_ptr_loc): ...this.
1467 (rtx_reader::copy_md_ptr_loc): Rename to...
1468 (md_reader::copy_md_ptr_loc): ...this.
1469 (rtx_reader::fprint_md_ptr_loc): Rename to...
1470 (md_reader::fprint_md_ptr_loc): ...this.
1471 (rtx_reader::print_md_ptr_loc): Rename to...
1472 (md_reader::print_md_ptr_loc): ...this.
1473 (rtx_reader::join_c_conditions): Rename to...
1474 (md_reader::join_c_conditions): ...this.
1475 (rtx_reader::fprint_c_condition): ...this.
1476 (rtx_reader::print_c_condition): Rename to...
1477 (md_reader::print_c_condition): ...this.
1478 (fatal_with_file_and_line): Update for renaming of
1479 rtx_reader_ptr to md_reader_ptr.
1480 (rtx_reader::require_char): Rename to...
1481 (md_reader::require_char): ...this.
1482 (rtx_reader::require_char_ws): Rename to...
1483 (md_reader::require_char_ws): ...this.
1484 (rtx_reader::require_word_ws): Rename to...
1485 (md_reader::require_word_ws): ...this.
1486 (rtx_reader::read_char): Rename to...
1487 (md_reader::read_char): ...this.
1488 (rtx_reader::unread_char): Rename to...
1489 (md_reader::unread_char): ...this.
1490 (rtx_reader::peek_char): Rename to...
1491 (md_reader::peek_char): ...this.
1492 (rtx_reader::read_name): Rename to...
1493 (md_reader::read_name): ...this.
1494 (rtx_reader::read_escape): Rename to...
1495 (md_reader::read_escape): ...this.
1496 (rtx_reader::read_quoted_string): Rename to...
1497 (md_reader::read_quoted_string): ...this.
1498 (rtx_reader::read_braced_string): Rename to...
1499 (md_reader::read_braced_string): ...this.
1500 (rtx_reader::read_string): Rename to...
1501 (md_reader::read_string): ...this.
1502 (rtx_reader::read_skip_construct): Rename to...
1503 (md_reader::read_skip_construct): ...this.
1504 (rtx_reader::handle_constants): Rename to...
1505 (md_reader::handle_constants): ...this.
1506 (rtx_reader::traverse_md_constants): Rename to...
1507 (md_reader::traverse_md_constants): ...this.
1508 (rtx_reader::handle_enum): Rename to...
1509 (md_reader::handle_enum): ...this.
1510 (rtx_reader::lookup_enum_type): Rename to...
1511 (md_reader::lookup_enum_type): ...this.
1512 (rtx_reader::traverse_enum_types): Rename to...
1513 (md_reader::traverse_enum_types): ...this.
1514 (rtx_reader::rtx_reader): Rename to...
1515 (md_reader::md_reader): ...this, and update for renaming of
1516 rtx_reader_ptr to md_reader_ptr.
1517 (rtx_reader::~rtx_reader): Rename to...
1518 (md_reader::~md_reader): ...this, and update for renaming of
1519 rtx_reader_ptr to md_reader_ptr.
1520 (rtx_reader::handle_include): Rename to...
1521 (md_reader::handle_include): ...this.
1522 (rtx_reader::handle_file): Rename to...
1523 (md_reader::handle_file): ...this.
1524 (rtx_reader::handle_toplevel_file): Rename to...
1525 (md_reader::handle_toplevel_file): ...this.
1526 (rtx_reader::get_current_location): Rename to...
1527 (md_reader::get_current_location): ...this.
1528 (rtx_reader::add_include_path): Rename to...
1529 (md_reader::add_include_path): ...this.
1530 (rtx_reader::read_md_files): Rename to...
1531 (md_reader::read_md_files): ...this.
1532 * read-md.h (class rtx_reader): Split into...
1533 (class md_reader): ...new class.
1534 (rtx_reader_ptr): Rename to...
1535 (md_reader_ptr): ...this, and convert to a md_reader *.
1536 (class noop_reader): Update base class to be md_reader.
1537 (class rtx_reader): Reintroduce as a subclass of md_reader.
1538 (rtx_reader_ptr): Reintroduce as a rtx_reader *.
1539 (read_char): Update for renaming of rtx_reader_ptr to
1541 (unread_char): Likewise.
1542 * read-rtl.c (rtx_reader_ptr): New global.
1543 (rtx_reader::apply_iterator_to_string): Rename to...
1544 (md_reader::apply_iterator_to_string): ...this.
1545 (rtx_reader::copy_rtx_for_iterators): Rename to...
1546 (md_reader::copy_rtx_for_iterators): ...this.
1547 (rtx_reader::read_conditions): Rename to...
1548 (md_reader::read_conditions): ...this.
1549 (rtx_reader::record_potential_iterator_use): Rename to...
1550 (md_reader::record_potential_iterator_use): ...this.
1551 (rtx_reader::read_mapping): Rename to...
1552 (md_reader::read_mapping): ...this.
1553 (rtx_reader::read_rtx): Use rtx_reader_ptr when calling
1555 (rtx_reader::read_rtx_operand): Use get_string_obstack rather
1556 than directly accessing m_string_obstack.
1557 (rtx_reader::rtx_reader): New ctor.
1558 (rtx_reader::~rtx_reader): New dtor.
1560 2016-12-07 Martin Sebor <msebor@redhat.com>
1566 * builtins.c (expand_builtin_strcat, expand_builtin_strncat): New
1568 (compute_dest_size, get_size_range, check_sizes, check_strncat_sizes)
1569 (check_memop_sizes): Same.
1570 (expand_builtin_memcpy): Call check memop_sizes.
1571 (expand_builtin_mempcpy): Same.
1572 (expand_builtin_memset): Same,
1573 (expand_builtin_bzero): Same.
1574 (expand_builtin_memory_chk): Call check_sizes.
1575 (expand_builtin_strcpy): Same.
1576 (expand_builtin_strncpy): Same.
1577 (maybe_emit_sprintf_chk_warning): Same.
1578 (expand_builtin): Handle strcat and strncat.
1579 (fini_object_sizes): Reset pointers.
1580 (compute_object_size): New function.
1581 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
1582 Avoid issuing warnings also issued during built-in expansion.
1583 * doc/invoke.texi (Warning Options): Document -Wstringop-overflow.
1585 2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1588 * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
1589 V2DImode elements are SUBREG's convert the result into DImode
1590 rather than failing in emit_move_insn.
1592 2016-12-07 Jakub Jelinek <jakub@redhat.com>
1594 * builtins.c (fold_builtin_strstr): Removed.
1595 (fold_builtin_2): Don't call fold_builtin_strstr.
1596 * gimple-fold.c (gimple_fold_builtin_strchr): Check is_strrchr
1597 earlier in the strrchr (x, 0) -> strchr (x, 0) optimization.
1598 (gimple_fold_builtin_strstr): New function.
1599 (gimple_fold_builtin): Call it.
1600 * fold-const-call.c (fold_const_call): Handle CFN_BUILT_IN_STRSTR.
1603 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Set lhs
1604 var to lhs of new_stmt right before noreturn handling rather than to
1605 lhs of e->call_stmt early.
1607 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1609 * read-md.c (rtx_reader::require_char): New method.
1610 (require_char_ws): Convert from function to...
1611 (rtx_reader::require_char_ws): ...method.
1612 (rtx_reader::require_word_ws): New method.
1613 * read-md.h (rtx_reader::require_char): New method decl.
1614 (require_char_ws): Remove global decl in favor of...
1615 (rtx_reader::require_char_ws): ...new method decl.
1616 (rtx_reader::require_word_ws): New method decl.
1617 (rtx_reader::peek_char): New method decl.
1619 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1621 PR rtl-optimization/78617
1622 * lra-remat.c (do_remat): Initialize live_hard_regs from live in
1623 registers, also setting hard registers mapped to pseudo registers.
1625 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1627 * cfgexpand.c (pass_expand::execute): Move stack initializations
1628 to rtl_data::init_stack_alignment and call it.
1629 * emit-rtl.c (rtl_data::init_stack_alignment): New method.
1630 * emit-rtl.h (rtl_data::init_stack_alignment): New method.
1632 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
1634 * gcc/ira.c (ira_setup_eliminable_regset): Initialize crtl->is_leaf.
1635 (ira): Move initialization of crtl->is_leaf earlier.
1637 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
1639 * config/aarch64/aarch64.md (movti_aarch64): Change Ump to m.
1640 (movtf_aarch64): Likewise.
1641 * config/aarch64/aarch64.c (aarch64_classify_address):
1642 Use correct intersection of offsets.
1643 (aarch64_legitimize_address_displacement): Use 9-bit signed offsets.
1644 (aarch64_legitimize_address): Use 9-bit signed offsets for TI/TF mode.
1645 Use 7-bit signed scaled mode for modes > 16 bytes.
1647 2016-12-07 James Greenhalgh <james.greenhalgh@arm.com>
1649 PR rtl-optimization/78561
1650 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Use
1651 constant_pool_empty_p in place of get_pool_size_upper_bound.
1652 (rs6000_stack_info): Likewise.
1653 (rs6000_emit_prologue): Likewise.
1654 (rs6000_elf_declare_function_name): Likewise.
1655 (rs6000_set_up_by_prologue): Likewise.
1656 (rs6000_can_eliminate): Likewise.
1657 * output.h (get_pool_size_upper_bound): Delete.
1658 (constant_pool_empty_p): New.
1659 * varasm.c (get_pool_size_upper_bound): Delete
1660 (constant_pool_empty_p): New.
1662 2016-12-07 Bin Cheng <bin.cheng@arm.com>
1664 PR tree-optimization/78691
1665 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
1666 Require integral type for the outer expression.
1668 2016-12-07 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1670 * config/aarch64/aarch64.c
1671 (aarch64_builtin_support_vector_misalignment): New.
1672 (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): Define.
1674 2016-12-06 David Malcolm <dmalcolm@redhat.com>
1677 * config/i386/i386.c (ix86_test_dumping_memory_blockage):
1678 Conditionalize the string comparison on Pmode == DImode.
1680 2016-12-06 Tom de Vries <tom@codesourcery.com>
1682 PR tree-optimization/67955
1683 * tree-ssa-alias.c (same_addr_size_stores_p): New function.
1684 (stmt_kills_ref_p): Use it.
1686 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
1689 * calls.c (expand_call): Move back call to prepare_call_address.
1691 2016-12-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1694 * config/rs6000/rs6000.md (zero_extendqi<mode>2): Use ^ instead of
1695 ?* constraints for the ISA 3.0 patterns, so the register allocator
1696 is more likely to allocate QImode/HImode to vector registers for
1697 conversion to floating point unless a reload is needed.
1698 (zero_extendhi<mode>2): Likewise.
1699 (float<QHI:mode><FP_ISA3:mode>2_internal): Properly deal with the
1700 first alternative which is converting QImode/HImode to floating
1701 point and the QImode/HImode value is in a vector register, and
1702 does not allocate the second pseudo register. Remove zero
1703 extending into traditional floating point registers, since the
1704 instruction used only works on traditional altivec registers.
1705 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
1707 2016-12-06 David Malcolm <dmalcolm@redhat.com>
1709 * config/i386/i386.c: Include print-rtl.h.
1710 (selftest::ix86_test_dumping_memory_blockage): New function.
1711 (selftest::ix86_run_selftests): Call it.
1712 * print-rtl-function.c (print_rtx_function): Create an
1713 rtx_reuse_manager and use it.
1714 * print-rtl.c: Include "rtl-iter.h".
1715 (rtx_writer::rtx_writer): Add reuse_manager param.
1716 (rtx_reuse_manager::rtx_reuse_manager): New ctor.
1717 (uses_rtx_reuse_p): New function.
1718 (rtx_reuse_manager::preprocess): New function.
1719 (rtx_reuse_manager::has_reuse_id): New function.
1720 (rtx_reuse_manager::seen_def_p): New function.
1721 (rtx_reuse_manager::set_seen_def): New function.
1722 (rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a
1723 prefix the first time in_rtx is seen, and print reuse_rtx
1725 (print_inline_rtx): Supply NULL for new reuse_manager param.
1726 (debug_rtx): Likewise.
1727 (print_rtl): Likewise.
1728 (print_rtl_single): Likewise.
1729 (rtx_writer::print_rtl_single_with_indent): Likewise.
1730 * print-rtl.h: Include bitmap.h when building for host.
1731 (rtx_writer::rtx_writer): Add reuse_manager param.
1732 (rtx_writer::m_rtx_reuse_manager): New field.
1733 (class rtx_reuse_manager): New class.
1734 * rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager
1735 param and use it when constructing rtx_writer.
1736 (selftest::test_dumping_rtx_reuse): New function.
1737 (selftest::rtl_tests_c_tests): Call it.
1738 * selftest-rtl.h (class rtx_reuse_manager): New forward decl.
1739 (selftest::assert_rtl_dump_eq): Add reuse_manager param.
1740 (ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param.
1741 (ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro.
1743 2016-12-06 Vladimir Makarov <vmakarov@redhat.com>
1746 * lra-lives.c (process_bb_lives): Update biggest mode for
1747 implicitly used hard reg.
1749 2016-12-06 Uros Bizjak <ubizjak@gmail.com>
1751 * config/i386/predicates.md (general_gr_operand): New predicate.
1752 * config/i386/i386.md (TImode and DImode push_operand splitter):
1753 Use general_gr_operand. Macroize using DWI mode macro.
1754 (TImode and DImode nonimmediate_operand splitter): Use
1755 nonimmediate_gr_operand and general_gr_operand. Macroize using
1757 (TF/XF/DFmode push_operand splitter): Use general_gr_operand.
1758 (TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand
1759 and general_gr_operand.
1760 (XFmode nonimmediate_operand splitter): Ditto.
1761 (DFmode nonimmediate_operand splitter): Ditto.
1762 * config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto.
1764 2016-12-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1766 * config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into
1767 alphabetical order with respect to other ARMv8 processors.
1768 * config/arm/arm-tables.opt: Regenerate.
1769 * config/arm/arm-tune.md: Likewise.
1771 2016-12-06 Robert Suchanek <robert.suchanek@imgtec.com>
1773 * config/mips/mips.c (mips_expand_builtin_insn): Check input
1774 ranges of literal integer arguments.
1776 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
1779 * tree-ssa-uninit.c (simplify_preds_4): Call release() instead of
1780 destroy_predicate_vecs.
1781 (uninit_uses_cannot_happen): Make uninit_preds a scalar.
1783 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
1786 * tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change
1787 argument type to a pred_chain.
1788 (can_chain_union_be_invalidated_p): Use pred_chain instead of a
1790 (flatten_out_predicate_chains): Remove.
1791 (uninit_uses_cannot_happen): Rename from
1792 uninit_ops_invalidate_phi_use.
1793 Change logic so that we are checking that the PHI use will
1794 invalidate _ALL_ possibly uninitialized operands.
1795 (is_use_properly_guarded): Rename call to
1796 uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen.
1798 2016-12-06 Tamar Christina <tamar.christina@arm.com>
1800 * gcc/config/aarch64/arm_neon.h
1801 (vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added.
1802 (vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise.
1803 (vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise.
1804 (vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise.
1805 (vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise.
1806 (vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise.
1807 (vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise.
1808 (vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise.
1809 (vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise.
1810 (vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise.
1811 (vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise.
1812 (vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise.
1813 (vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise.
1814 (vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise.
1816 2016-12-06 Jakub Jelinek <jakub@redhat.com>
1819 * fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0)
1820 plus offset is non-zero. For maybe_nonzero_address decl base0,
1821 require indirect_base0.
1824 * fold-const-call.c (fold_const_call_1): Remove memchr handling here.
1825 (fold_const_call) <case CFN_BUILT_IN_STRNCMP,
1826 case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements.
1827 (fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0
1828 and arguments have no side-effects, return 0.
1829 (fold_const_call): Handle CFN_BUILT_IN_MEMCHR.
1832 * fold-const-call.c (fold_const_call): Handle
1833 CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}.
1835 PR tree-optimization/78675
1836 * tree-vect-loop.c (vectorizable_live_operation): For
1837 VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
1838 instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.
1840 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
1843 * emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition.
1844 (copy_rtx_if_shared_1) <CLOBBER>: Likewise.
1845 (copy_insn_1) <CLOBBER>: Likewise.
1847 2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1850 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE
1851 instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about
1852 comparing signed to unsigned values.
1853 (FUNCTION_ARG_REGNO_P): Likewise.
1855 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1856 Stefan Freudenberger <stefan@reservoir.com>
1858 PR tree-optimization/78646
1859 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
1860 addition used for the memory base expression should have the type
1863 2016-12-05 Waldemar Brodkorb <wbx@openadk.org>
1866 * config.gcc (*-*-uclinux*): Enable posix threads.
1868 2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com>
1870 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
1871 * config/i386/avx512dqintrin.h: Ditto.
1872 * config/i386/avx512fintrin.h: Ditto.
1873 * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
1874 UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
1875 UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
1876 UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
1877 UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
1878 UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
1880 * config/i386/i386-builtin.def (__builtin_ia32_knotqi,
1881 __builtin_ia32_knotsi, __builtin_ia32_knotdi,
1882 __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
1883 __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
1884 __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
1885 __builtin_ia32_kxordi, __builtin_ia32_kandqi,
1886 __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
1887 __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
1888 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
1890 2016-12-05 Segher Boessenkool <segher@kernel.crashing.org>
1892 * combine.c: Revert r243162.
1894 2016-12-05 Paolo Bonzini <bonzini@gnu.org>
1896 * match.pd: Simplify X ? C : 0 where C is a power of 2 and
1897 X tests a single bit.
1899 2016-12-05 Nathan Sidwell <nathan@acm.org>
1901 * diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
1902 (diagnostic_action_after_output): ... here.
1903 (diagnostic_report_diagnostic): Call it for non-notes.
1904 * diagnostic.h (struct diagnostic_context): Make max_errors signed int.
1905 (diagnostic_check_max_errors): Declare.
1907 2016-12-05 Cupertino Miranda <cmiranda@synopsys.com>
1909 * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
1910 (ENDFILE_SPEC): Likewise.
1912 2016-12-05 Claudiu Zissulescu <claziss@synopsys.com>
1914 * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
1915 * config/arc/arc.c (arc_unspec_offset): New function.
1916 (arc_finalize_pic): Change.
1917 (arc_emit_call_tls_get_addr): Likewise.
1918 (arc_legitimize_tls_address): Likewise.
1919 (arc_legitimize_pic_address): Likewise.
1920 (insn_is_tls_gd_dispatch): Remove.
1921 * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
1922 * config/arc/arc.md (ls_gd_load): Remove unused pattern.
1923 (tls_gd_dispatch): Likewise.
1925 2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
1927 * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
1930 2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
1932 * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
1933 (sparc_split_reg_mem_legitimate): ...this.
1934 (sparc_split_reg_mem): Declare.
1935 (sparc_split_mem_reg): Likewise.
1936 (sparc_split_regreg_legitimate): Rename to...
1937 (sparc_split_reg_reg_legitimate): ...this.
1938 * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
1939 (sparc_split_reg_mem_legitimate): ...this.
1940 (sparc_split_reg_mem): New function.
1941 (sparc_split_mem_reg): Likewise.
1942 (sparc_split_regreg_legitimate): Rename to...
1943 (sparc_split_reg_reg_legitimate): ...this.
1944 (sparc_split_reg_reg): New function.
1945 * config/sparc/sparc.md (lra): Remove "none" value.
1946 (enabled): Adjust to above change.
1947 (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
1948 (DImode splitters): Adjust to above renamings and use new functions.
1949 (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
1950 (DFmode splitters): Adjust to above renamings and use new functions.
1951 (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
1952 constraint in conjunction with e.
1953 (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
1954 alternative and reorder others.
1955 (VM64:mode splitters): Adjust to above renamings and use new functions.
1957 2016-12-04 Martin Sebor <msebor@redhat.com>
1960 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
1961 identifier tree nodes.
1962 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
1963 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
1964 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
1965 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
1966 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
1967 * builtins.def (aligned_alloc, calloc, malloc, realloc):
1968 Add attribute alloc_size.
1969 (alloca): Add attribute alloc_size and returns_nonnull.
1971 2016-12-04 Uros Bizjak <ubizjak@gmail.com>
1974 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
1975 (dimode_scalar_chain::compute_convert_gain): Ditto.
1976 (dimode_scalar_chain::convert_insn): Ditto.
1978 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
1980 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
1981 cases to build a lowpart SUBREG.
1983 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
1984 David S. Miller <davem@davemloft.net>
1986 * config/sparc/constraints.md (U): Adjust comment.
1987 * config/sparc/sparc.md (lra): New attribute.
1988 (enabled): For base instructions, if the lra attribute is set,
1989 return 1 if it is in keeping with TARGET_LRA.
1990 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
1991 constraint and duplicate them with U replaced by r.
1992 (*movdf_insn_sp32): Likewise.
1993 (*mov<VM64:mode>_insn_sp32): Likewise.
1994 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
1996 2016-12-02 Jeff Law <law@redhat.com>
1998 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
1999 variable main_variant.
2001 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2003 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
2004 default on PowerPC linux systems.
2006 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
2008 PR rtl-optimization/78638
2009 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
2010 GET_MODE (op). Fix this.
2012 2016-12-02 David Malcolm <dmalcolm@redhat.com>
2015 * selftest.c (selftest::assert_strndup_eq): Rename to...
2016 (selftest::assert_xstrndup_eq): ...this, and remove call to
2018 (selftest::test_strndup): Rename to...
2019 (selftest::test_xstrndup): ...this, updating for above renaming.
2020 (selftest::test_libiberty): Update for renaming.
2022 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2025 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
2026 subversion id 242679 that causes the wrong store instruction to be
2027 generated if a DImode is in an Altivec register using REG+REG
2030 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
2033 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
2034 and corresponding post-reload splitter.
2036 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2038 * config/aarch64/aarch64.h (machine_function): Add
2039 reg_is_wrapped_separately field.
2040 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
2041 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
2043 (aarch64_save_callee_saves): Don't save registers that are wrapped
2045 (aarch64_restore_callee_saves): Don't restore registers that are
2047 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
2048 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
2049 (aarch64_get_separate_components): New function.
2050 (aarch64_get_next_set_bit): Likewise.
2051 (aarch64_components_for_bb): Likewise.
2052 (aarch64_disqualify_components): Likewise.
2053 (aarch64_emit_prologue_components): Likewise.
2054 (aarch64_emit_epilogue_components): Likewise.
2055 (aarch64_set_handled_components): Likewise.
2056 (aarch64_process_components): Likewise.
2057 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
2058 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
2059 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
2060 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
2061 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
2062 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
2064 2016-12-02 Martin Jambor <mjambor@suse.cz>
2066 * passes.def: Move pass_rebuild_cgraph_edges to the end of
2067 pass_build_ssa_passes.
2069 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
2071 * config/alpha/alpha.md (exception_receiver): Copy
2072 alpha_gp_ave_rtx return value.
2074 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
2076 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
2077 for several include directories that may be relative to sysroot.
2078 * config/i386/x-mingw32 (gplus_includedir): Define.
2079 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
2080 (native_system_includedir): Likewise.
2081 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
2082 override if TARGET_SYSTEM_ROOT is defined.
2083 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
2085 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2088 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
2089 (dimode_scalar_chain::compute_convert_gain): Likewise.
2090 (dimode_scalar_chain::convert_insn): Likewise.
2091 * config/i386/i386.md (*one_cmpldi2_doubleword): New
2092 define_insn_and_split.
2093 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
2096 * rtl.c (copy_rtx): Don't clear used flag here.
2097 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
2099 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
2100 'E' in format, copy all vectors.
2101 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
2102 * valtrack.c (cleanup_auto_inc_dec): Likewise.
2103 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
2105 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2106 Thomas Preud'homme <thomas.preudhomme@arm.com>
2108 * config/arm/arm-builtins.c (arm_builtins): Define
2109 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
2110 (bdesc_2arg): Add line for cmse_nonsecure_caller.
2111 (arm_init_builtins): Handle cmse_nonsecure_caller.
2112 (arm_expand_builtin): Likewise.
2113 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
2115 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2116 Thomas Preud'homme <thomas.preudhomme@arm.com>
2118 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
2119 (cmse_nonsecure_call_clear_caller_saved): New.
2120 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
2121 (arm_function_ok_for_sibcall): Disable sibcalls for
2122 cmse_nonsecure_call.
2123 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
2124 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
2125 (call_value): Likewise.
2126 (nonsecure_call_internal): New.
2127 (nonsecure_call_value_internal): New.
2128 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
2129 (*nonsecure_call_value_reg_thumb1_v5): New.
2130 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
2131 (*nonsecure_call_value_reg_thumb2): New.
2132 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
2134 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2135 Thomas Preud'homme <thomas.preudhomme@arm.com>
2137 * config/arm/arm.c (gimplify.h): New include.
2138 (arm_handle_cmse_nonsecure_call): New.
2139 (arm_attribute_table): Added cmse_nonsecure_call.
2140 (arm_comp_type_attributes): Deny compatibility of function types
2141 with without the cmse_nonsecure_call attribute.
2142 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
2144 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2145 Thomas Preud'homme <thomas.preudhomme@arm.com>
2147 * config/arm/arm.c (output_return_instruction): Clear
2149 (thumb2_expand_return): Likewise.
2150 (thumb1_expand_epilogue): Likewise.
2151 (thumb_exit): Likewise.
2152 (arm_expand_epilogue): Likewise.
2153 (cmse_nonsecure_entry_clear_before_return): New.
2154 (comp_not_to_clear_mask_str_un): New.
2155 (compute_not_to_clear_mask): New.
2156 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
2157 * config/arm/thumb2.md (*thumb2_return): Disable for
2158 cmse_nonsecure_entry functions.
2159 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
2160 cmse_nonsecure_entry functions.
2162 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2163 Thomas Preud'homme <thomas.preudhomme@arm.com>
2165 * config/arm/arm.c (use_return_insn): Change to return with bxns
2166 when cmse_nonsecure_entry.
2167 (output_return_instruction): Likewise.
2168 (arm_output_function_prologue): Likewise.
2169 (thumb_pop): Likewise.
2170 (thumb_exit): Likewise.
2171 (thumb2_expand_return): Assert that entry functions always have simple
2173 (arm_expand_epilogue): Handle entry functions.
2174 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
2175 (arm_asm_declare_function_name): New.
2176 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
2177 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
2178 use arm_asm_declare_function_name.
2180 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2181 Thomas Preud'homme <thomas.preudhomme@arm.com>
2183 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
2184 (arm_attribute_table): Added cmse_nonsecure_entry
2185 (arm_compute_func_type): Handle cmse_nonsecure_entry.
2186 (cmse_func_args_or_return_in_stack): New.
2187 (arm_handle_cmse_nonsecure_entry): New.
2188 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
2189 (IS_CMSE_ENTRY): Likewise.
2190 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
2192 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2193 Thomas Preud'homme <thomas.preudhomme@arm.com>
2195 * config.gcc (extra_headers): Added arm_cmse.h.
2196 * config/arm/arm-arches.def (ARM_ARCH):
2197 (armv8-m): Add FL2_CMSE.
2198 (armv8-m.main): Likewise.
2199 (armv8-m.main+dsp): Likewise.
2200 * config/arm/arm-c.c
2201 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
2202 * config/arm/arm-flags.h: Define FL2_CMSE.
2203 * config/arm.c (arm_arch_cmse): New.
2204 (arm_option_override): New error for unsupported cmse target.
2205 * config/arm/arm.h (arm_arch_cmse): New.
2206 * config/arm/arm.opt (mcmse): New.
2207 * config/arm/arm_cmse.h: New file.
2208 * doc/invoke.texi (ARM Options): Add -mcmse.
2209 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
2210 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
2212 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2214 * config/avr/avr.c: Fix coding rule glitches.
2216 2016-12-02 Martin Jambor <mjambor@suse.cz>
2218 * hsa.c (hsa_callable_function_p): Return false for artificial
2221 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
2223 PR rtl-optimization/78561
2224 * varasm.c (recompute_pool_offsets): New.
2225 (output_constant_pool): Call it.
2227 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
2229 PR rtl-optimization/78561
2230 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
2231 get_pool_size to get_pool_size_upper_bound.
2232 (rs6000_stack_info): Likewise.
2233 (rs6000_emit_prologue): Likewise.
2234 (rs6000_elf_declare_function_name): Likewise.
2235 (rs6000_set_up_by_prologue): Likewise.
2236 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
2237 * output.h (get_pool_size): Rename to...
2238 (get_pool_size_upper_bound): ...This.
2239 * varasm.c (get_pool_size): Rename to...
2240 (get_pool_size_upper_bound): ...This.
2242 2016-12-02 Bin Cheng <bin.cheng@arm.com>
2244 * match.pd: Add new pattern:
2245 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
2247 2016-12-02 Nathan Sidwell <nathan@acm.org>
2249 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
2252 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
2255 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
2258 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2260 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
2263 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2265 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
2266 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
2267 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
2268 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
2269 avr_mcu_types.flash_size to compute default value.
2270 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
2271 mcu->flash_size to compute value for spec.
2273 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2275 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
2276 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
2277 about linker description to avoid progmem altogether.
2278 [absdata]: Point to -mabsdata option.
2280 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2282 PR rtl-optimization/78547
2283 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
2284 DECL_INCOMING_RTL is not shared.
2285 * config/i386/i386.c (convert_scalars_to_vectors): If any
2286 insns have been converted, adjust all parameter's DEC_RTL and
2287 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
2290 PR rtl-optimization/78575
2291 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
2292 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
2293 if not already wrapped in a subreg. Make sure df_insn_rescan does not
2294 affect further iterations.
2296 2016-12-02 Martin Liska <mliska@suse.cz>
2299 * sreal.c (sreal::to_int): Make absolute value before shifting.
2300 (sreal::operator/): Likewise.
2301 (sreal_verify_negative_division): New test.
2302 (void sreal_c_tests): Call the new test.
2303 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
2305 (sreal::normalize_down): Likewise.
2307 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2309 * combine.c (combine_simplify_rtx): Suppress replacement of
2310 "(and (reg) (const_int bit))" with "if_then_else".
2312 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2315 * config/s390/s390.md ("extzv")
2316 ("*extzv<mode><clobbercc_or_nocc>")
2317 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
2318 ("*<risbg_n>_ior_and_sr_ze")
2319 ("*extract1bitdi<clobbercc_or_nocc>")
2320 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
2321 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
2322 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
2323 to validate the arguments of zero_extract and sign_extract.
2325 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2328 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
2330 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2332 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
2334 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
2337 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2339 * config/s390/vector.md (vec_halfhalf): New mode iterator.
2340 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
2341 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
2342 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
2343 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
2344 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
2345 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
2346 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
2347 ("vec_unpacku_lo_v4si"): New pattern definitions.
2348 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
2351 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2353 * config/s390/s390-protos.h (s390_reverse_condition): New
2355 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
2357 (s390_reverse_condition): New function.
2358 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
2361 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2363 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
2364 (CCVHUANY): Remove modes.
2365 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
2367 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
2368 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
2370 (s390_branch_condition_mask): Adjust to use the new cc consumer
2371 modes. The new modes allow for proper reversal in the middle-end.
2372 (s390_expand_vec_compare_cc): Determine the proper cc producer and
2373 consumer modes for a comparison.
2374 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
2375 throughout the file.
2376 * config/s390/vx-builtins.md: Likewise.
2378 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
2380 * asan.c (asan_global_struct): Refactor.
2381 (create_odr_indicator): New function.
2382 (asan_needs_odr_indicator_p): Likewise.
2383 (is_odr_indicator): Likewise.
2384 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
2386 (asan_protect_global): Do not protect odr indicators.
2388 2016-12-01 Jeff Law <law@redhat.com>
2390 * tree-ssa-threadedge.c
2391 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
2392 propagation of operands if there are no operands.
2394 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2396 PR tree-optimization/78586
2397 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
2398 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
2399 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
2400 type is INTEGER_TYPE or POINTER_TYPE.
2402 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2405 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
2406 (vextuhrx): Likewise.
2407 (vextuwlx): Likewise.
2408 (vextuwrx): Likewise.
2410 2016-12-01 David Malcolm <dmalcolm@redhat.com>
2412 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
2413 early_dwarf_finished.
2415 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
2416 David S. Miller <davem@davemloft.net>
2418 * config/sparc/sparc.opt (mlra): New target option.
2419 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
2420 (sparc_lra_p): ...this. New function.
2421 (D_MODES, DF_MODES): Add missing cast.
2422 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
2423 provide these insns when flag_pic.
2424 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
2425 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
2426 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
2427 embmedany_textulo, embmedany_textlo): Likewise.
2428 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
2430 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
2434 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
2436 2016-12-01 Richard Biener <rguenther@suse.de>
2437 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2439 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
2440 memset if len-oldlen != 0.
2441 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
2443 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
2445 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
2447 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
2449 * config/avr/avr.c: Fix coding rule glitches.
2451 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
2453 PR tree-optimization/78598
2454 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
2457 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
2459 PR rtl-optimization/78596
2460 * combine.c (simplify_comparison): Cast to unsigned to avoid
2461 left shifting of negative value.
2463 2016-12-01 Matthias Klose <doko@ubuntu.com>
2465 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
2467 2016-12-01 Richard Biener <rguenther@suse.de>
2469 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
2470 treat arrays with same type as objects that cannot overlap.
2472 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
2474 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
2475 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
2476 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
2478 2016-12-01 Jakub Jelinek <jakub@redhat.com>
2481 * dwarf2out.c (loc_descr_plus_const): For negative offset use
2482 uint_loc_descriptor instead of int_loc_descriptor and perform negation
2483 in unsigned HOST_WIDE_INT type.
2484 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
2487 * config/rs6000/rs6000.c (rs6000_frame_related): Call
2488 set_used_flags (pat) before any simplifications. Clear used flag on
2489 PARALLEL copy. Don't guard add_reg_note call. Call
2490 copy_rtx_if_shared on pat before storing it into
2491 REG_FRAME_RELATED_EXPR.
2493 2016-12-01 Alan Modra <amodra@gmail.com>
2495 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
2496 look inside UNSPEC_VSX_XXSPLTW vec.
2498 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
2500 PR rtl-optimization/78607
2501 * combine.c (try_combine): Emit a barrier after a unconditional trap.
2503 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2506 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
2507 element is not a constant or in a register, force it to a
2511 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
2512 that will be set to a vector element to be in a register.
2513 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
2514 the wrong multiplier to convert the element number to a byte
2517 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
2519 PR tree-optimization/77856
2520 * lra-constraints.c (inherit_in_ebb): Check original regno for
2521 invalid invariant regs too. Set only clobbered hard regs for the
2522 invalid invariant regs.
2524 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
2526 Commit files forgotten in r242966.
2528 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
2529 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
2530 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
2531 prefix check to find wrap-around value, instead use MCU flash size.
2532 For 8k flash devices, update link_pmem_wrap spec string to
2533 add --pmem-wrap-around=8k.
2534 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
2536 (LINK_SPEC): ...to here.
2538 2016-11-30 David Malcolm <dmalcolm@redhat.com>
2541 * selftest.c (selftest::assert_strndup_eq): New function.
2542 (selftest::test_strndup): New function.
2543 (selftest::test_libiberty): New function.
2544 (selftest::selftest_c_tests): Call test_libiberty.
2546 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2548 PR rtl-optimization/78610
2549 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
2552 2016-11-30 Bin Cheng <bin.cheng@arm.com>
2554 PR tree-optimization/78574
2555 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
2556 header PHI that doesn't define biv.
2558 2016-11-30 Jakub Jelinek <jakub@redhat.com>
2560 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
2563 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
2564 sharing the SUBREG rtx between move and following insn.
2566 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
2567 for REG_EQUIV argument.
2569 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
2571 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
2573 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
2576 * real.c (real_hash): Add cast to avoid left
2577 shifting of negative values.
2579 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2582 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
2583 from a subreg in operands[1] and don't call REGNO on a non-reg
2584 expression when deciding to force operands[2] into a reg.
2586 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
2587 Andrew Burgess <andrew.burgess@embecosm.com>
2589 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
2590 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
2591 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
2592 * config/arc/arc700.md: Add define_bypass for store/load.
2594 2016-11-30 Martin Liska <mliska@suse.cz>
2596 * cgraph.c (symbol_table::initialize): Initialize
2597 ipa_clones_dump_file.
2598 (cgraph_node::remove): Report to ipa_clones_dump_file.
2599 * cgraph.h: Add new argument (suffix) to cloning methods.
2600 * cgraphclones.c (dump_callgraph_transformation): New function.
2601 (cgraph_node::create_clone): New argument.
2602 (cgraph_node::create_virtual_clone): Likewise.
2603 (cgraph_node::create_version_clone): Likewise.
2604 * dumpfile.c: Add .ipa-clones dump file.
2605 * dumpfile.h (enum tree_dump_index): Add TDI_clones
2606 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
2607 to dump_callgraph_transformation.
2609 2016-11-30 Martin Liska <mliska@suse.cz>
2612 * asan.c (asan_expand_mark_ifn): Properly
2613 select a VAR_DECL from FRAME.* component reference.
2615 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2617 PR rtl-optimization/78583
2618 * simplify-rtx.c (simplify_truncation): Add check missing from the
2621 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2623 PR rtl-optimization/78590
2624 * combine.c (change_zero_ext): Transform zero_extend of subregs only
2625 if the subreg_reg is a scalar integer mode.
2627 2016-11-30 Jakub Jelinek <jakub@redhat.com>
2629 PR tree-optimization/78586
2630 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
2631 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
2632 Don't build_int_cst min/max twice. Formatting fix.
2634 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
2636 PR rtl-optimization/78588
2637 * combine.c (if_then_else_cond): Also guard against BLKmode.
2638 * rtlanal.c (num_sign_bit_copies1): Add assert.
2640 2016-11-29 Jeff Law <law@redhat.com>
2642 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
2645 * lra-constraints.c (check_and_process_move): Constrain the
2646 range of DCLASS and SCLASS to avoid false positive out of bounds
2647 array index warning.
2649 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2651 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
2653 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2655 PR preprocessor/78569
2656 * input.c (get_substring_ranges_for_loc): Fail gracefully if
2657 line directives were present.
2659 2016-11-30 Matthias Klose <doko@ubuntu.com>
2661 * doc/install.texi: Document configure options --enable-objc-gc
2662 and --with-target-bdw-gc.
2664 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
2667 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
2668 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
2669 residing in traditional altivec registers can be stored
2672 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
2675 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
2676 overhead loop start between a call and its CALL_ARG_LOCATION
2679 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
2681 * config/bfin/linux.h (CPP_SPEC): Define.
2683 2016-11-29 Martin Sebor <msebor@redhat.com>
2685 PR tree-optimization/78512
2686 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
2687 * config/rs6000/linux.h: Same.
2688 * config/rs6000/linux64.h: Same.
2689 * config/sol2.h: Same.
2690 * config/sol2.c (solaris_printf_pointer_format): Remove.
2691 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
2692 * doc/tm.texi: Regenerate.
2693 * gimple-ssa-sprintf.c (format_pointer): Rempove.
2694 (pass_sprintf_length::compute_format_length): Return bool.
2695 (pass_sprintf_length::handle_gimple_call): Adjust.
2696 * target.def (printf_pointer_format): Remove.
2697 * targhooks.c (default_printf_pointer_format): Remove.
2698 (linux_printf_pointer_format): Same.
2699 * targhooks.h (default_printf_pointer_format): Remove.
2700 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
2702 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
2704 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
2706 (SWI1248_AVX512BWDQ): Ditto.
2707 (SWI1248_AVX512BW): Ditto.
2708 (k<any_logic:code><mode>): Ditto.
2709 (kandn<mode>): Ditto.
2710 (kxnor<mode>): Ditto.
2711 (knot<mode>): Ditto.
2712 (*k<any_lshift:code><mode>): Ditto.
2713 (kortestzhi, kortestchi): Ditto.
2714 (kunpckhi, kunpcksi, kunpckdi): Ditto.
2716 2016-11-29 Andrew Pinski <apinski@cavium.com>
2718 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
2721 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
2724 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
2725 to stack before call mcount.
2726 (tilegx_can_use_return_insn_p): Clean up code.
2728 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2730 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
2732 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2738 * spellcheck.c (selftest::test_find_closest_string): Verify that
2739 we don't offer the goal string as a suggestion.
2740 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
2741 offer the goal string as a suggestion.
2744 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
2746 * config/arc/arc.c (arc_override_options): Avoid selection of
2747 compact casesi for ARCv2.
2749 2016-11-29 Richard Biener <rguenther@suse.de>
2751 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
2752 PHIs after a regular stmt.
2753 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
2756 2016-11-29 Martin Liska <mliska@suse.cz>
2758 PR gcov-profile/78582
2759 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
2760 to prevent PHI argument clash.
2762 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
2764 * config/arc/arc.opt (marclinux): Fix typo.
2765 (marclinux_prof): Likewise.
2767 2016-11-29 Jiong Wang <jiong.wang@arm.com>
2769 * target.def (stack_protect_runtime_enabled_p): New.
2770 * function.c (expand_function_end): Guard stack_protect_epilogue with
2771 targetm.stack_protect_runtime_enabled_p.
2772 * cfgexpand.c (pass_expand::execute): Likewise.
2773 * calls.c (expand_call): Likewise.
2774 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
2775 * doc/tm.texi: Regenerate.
2777 2016-11-29 Richard Biener <rguenther@suse.de>
2780 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
2782 2016-11-29 Janus Weil <janus@gcc.gnu.org>
2784 * doc/contrib.texi: Add a few missing gfortran contributors.
2786 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2788 * combine.c (change_zero_ext): Also handle extends from a subreg
2789 to a mode bigger than that of the operand of the subreg.
2791 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2794 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
2795 stack_restore_tie insn instead of stack_tie, for the SVR4 and
2797 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
2799 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2801 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
2802 head_components and tail_components.
2803 (spread_components): New algorithm.
2804 (emit_common_tails_for_components): Clear head_components and
2806 (insert_prologue_epilogue_for_components): Write extra output to the
2807 dump file for sibcalls and abnormal exits.
2809 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2811 PR rtl-optimization/78342
2812 * combine.c: Include "cfghooks.h".
2813 (try_combine): If we create an unconditional trap, break the basic
2814 block in two just after it, and remove the edge between; also, set
2815 the *new_direct_jump_p flag so that cleanup_cfg is run.
2817 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2819 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
2822 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
2824 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
2825 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
2826 output template string.
2827 (*anddi_1): Use multi-line output template string.
2830 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2833 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
2834 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
2835 note has been removed.
2836 * postreload.c (reload_combine_recognize_pattern): If
2837 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
2839 2016-11-28 Martin Sebor <msebor@redhat.com>
2842 * gimple-ssa-sprintf.c (target_max_value): Remove.
2843 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
2844 (get_width_and_precision): New function.
2845 (format_integer, format_floating, get_string_length, format_string):
2846 Correct handling of width and precision with unknown value.
2847 (format_directive): Add warning.
2848 (pass_sprintf_length::compute_format_length): Allow for precision
2849 to consist of a sole period with no asterisk or digits after it.
2851 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2853 PR rtl-optimization/78546
2854 * simplify-rtx.c (neg_const_int): When negating most negative
2855 number in mode wider than HOST_BITS_PER_WIDE_INT, use
2856 simplify_const_unary_operation to produce CONST_DOUBLE or
2858 (simplify_plus_minus): Handle the case where neg_const_int
2859 doesn't return a CONST_INT.
2861 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2864 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
2865 left shifting of negative values.
2867 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2870 * tree-nested.c (convert_local_reference_stmt): After adding
2871 shared (FRAME.NN) clause to omp parallel, task or target,
2872 add it also to all outer omp parallel, task or target constructs.
2874 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
2876 * config/i386/i386.md (UNSPEC_KMASKOP): New.
2877 (UNSPEC_KMOV): Remove.
2878 (kmovw): Expand to plain HImode move.
2879 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
2880 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
2881 Remove corresponding clobber-removing splitter.
2882 (*anddi_1): Remove mask register alternatives.
2886 (*<any_or:code><mode>_1): Ditto.
2887 (*<any_or:code>qi_1): Ditto.
2888 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
2889 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
2890 Remove corresponding splitter to operation with general registers.
2891 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
2892 (*andn<SWI12:mode>): New pattern.
2893 (*kxnor<mode>): Remove general register alternatives. Tag pattern
2894 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
2895 with general registers.
2896 (knot<mode>): New insn pattern.
2897 (*one_cmpl<mode>2_1): Remove mask register alternatives.
2898 (one_cmplqi2_1): Ditto.
2899 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
2900 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
2901 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
2902 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
2903 to generate kmaskop shift.
2904 (vec_unpacks_hi_<mode>): Ditto.
2905 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
2906 Use CODE_FOR_kandhi.
2907 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
2908 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
2909 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
2911 2016-11-28 Richard Biener <rguenther@suse.de>
2913 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
2914 to SSA names via extract_range_from_ssa_name if allowed.
2916 2016-11-28 Richard Biener <rguenther@suse.de>
2918 PR tree-optimization/78542
2919 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
2922 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
2924 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
2925 isolates a single bit, even if the condition involves subregs.
2927 2016-11-28 Tamar Christina <tamar.christina@arm.com>
2929 * config/aarch64/aarch64-simd-builtins.def
2930 (BSL_P): Added di and v2di mode.
2931 * config/aarch64/arm_neon.h
2932 (vsriq_n_p64, vsri_n_p64): Added poly type.
2933 (vextq_p64, vext_p64): Likewise.
2934 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
2936 2016-11-28 Tamar Christina <tamar.christina@arm.com>
2938 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
2939 (TYPES_GETREGP): Likewise.
2940 (TYPES_SHIFTINSERTP): Likewise.
2941 (TYPES_COMBINEP): Likewise.
2942 (TYPES_STORE1P): Likewise.
2943 * config/aarch64/aarch64-simd-builtins.def
2944 (combine): Added poly generator.
2945 (get_dregoi): Likewise.
2946 (get_dregci): Likewise.
2947 (get_dregxi): Likewise.
2951 * config/aarch64/arm_neon.h
2952 (poly64x1x2_t, poly64x1x3_t): New.
2953 (poly64x1x4_t, poly64x2x2_t): Likewise.
2954 (poly64x2x3_t, poly64x2x4_t): Likewise.
2955 (poly64x1_t): Likewise.
2956 (vcreate_p64, vcombine_p64): Likewise.
2957 (vdup_n_p64, vdupq_n_p64): Likewise.
2958 (vld2_p64, vld2q_p64): Likewise.
2959 (vld3_p64, vld3q_p64): Likewise.
2960 (vld4_p64, vld4q_p64): Likewise.
2961 (vld2_dup_p64, vld3_dup_p64): Likewise.
2962 (vld4_dup_p64, vsli_n_p64): Likewise.
2963 (vsliq_n_p64, vst1_p64): Likewise.
2964 (vst1q_p64, vst2_p64): Likewise.
2965 (vst3_p64, vst4_p64): Likewise.
2966 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
2967 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
2968 (vget_lane_p64, vgetq_lane_p64): Likewise.
2969 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
2970 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
2971 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
2972 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
2973 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
2974 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
2975 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
2976 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
2977 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
2978 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
2979 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
2980 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
2981 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
2982 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
2983 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
2984 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
2985 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
2986 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
2987 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
2988 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
2989 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
2990 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
2991 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
2992 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
2993 (vset_lane_p64, vsetq_lane_p64): Likewise.
2994 (vget_low_p64, vget_high_p64): Likewise.
2995 (vcombine_p64, vst2_lane_p64): Likewise.
2996 (vst3_lane_p64, vst4_lane_p64): Likewise.
2997 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
2998 (vst4q_lane_p64, vget_lane_p64): Likewise.
2999 (vget_laneq_p64, vset_lane_p64): Likewise.
3000 (vset_laneq_p64, vcopy_lane_p64): Likewise.
3001 (vcopy_laneq_p64, vdup_n_p64): Likewise.
3002 (vdupq_n_p64, vdup_lane_p64): Likewise.
3003 (vdup_laneq_p64, vld1_p64): Likewise.
3004 (vld1q_p64, vld1_dup_p64): Likewise.
3005 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
3006 (vmov_n_p64, vmovq_n_p64): Likewise.
3007 (vst3q_p64, vst4q_p64): Likewise.
3008 (vld1_lane_p64, vld1q_lane_p64): Likewise.
3009 (vst1_lane_p64, vst1q_lane_p64): Likewise.
3010 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
3011 (vdupq_laneq_p64): Likewise.
3013 2016-11-28 Tamar Christina <tamar.christina@arm.com>
3015 * config/arm/arm_neon.h (vget_lane_p64): New.
3017 2016-11-28 Iain Sandoe <iain@codesourcery.com>
3020 * configure.ac (with_ld64): Use portable method to extract the
3021 major part of the version number.
3022 * configure: Regenerated.
3024 2016-11-28 Jakub Jelinek <jakub@redhat.com>
3026 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
3027 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
3028 intmax_t couldn't be determined.
3029 (format_integer): Make {,u}intmax_type_node no longer static,
3030 initialize them only when needed. For z and t use
3031 signed_or_unsigned_type_for instead of assuming size_t and
3032 ptrdiff_t have the same precision.
3035 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
3036 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
3037 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
3038 vector instead of traversing m_classes hash table. Release
3040 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
3042 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
3043 add it also to m_classes_vec vector.
3044 (sem_item_optimizer::remove_symtab_node,
3045 sem_item_optimizer::build_hash_based_classes,
3046 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
3047 (sem_item_optimizer::subdivide_classes_by_equality,
3048 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
3049 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
3050 instead of traversing m_classes hash table. Formatting fixes.
3051 (sem_item_optimizer::traverse_congruence_split,
3052 sem_item_optimizer::do_congruence_step_for_index,
3053 sem_item_optimizer::do_congruence_step): Formatting fixes.
3054 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
3055 vector instead of traversing m_classes hash table.
3056 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
3057 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
3058 instead of traversing m_classes hash table.
3060 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
3062 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
3063 X is not unused after.
3065 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
3067 PR rtl-optimization/78120
3068 * rtlanal.c (insn_rtx_cost): Revert previous change.
3070 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
3073 * config/avr/avr.md (SPLIT34): New mode iterator.
3074 (bitop): New code iterator.
3075 (*iorhi3.ashift8-*). New insn-and-split patterns.
3076 (*movhi): Post-reload split reg = 0.
3077 [!MOVW]: Post-reload split reg = reg.
3078 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
3079 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
3080 (iorhi3, iorpsi3, iorsi3): Same.
3081 (xorhi3, xorpsi3, xorsi3): Same.
3082 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
3083 costs to *iorhi3.ashift8-* patterns.
3085 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3086 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3089 * config.in: Regenerate
3090 * config/darwin-driver.c (darwin_driver_init): Emit a version string
3092 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
3093 * config/darwin.opt(asm_macosx_version_min): New.
3094 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
3095 * configure: Regenerate
3096 * configure.ac: Check for mmacosx-version-min handling.
3098 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3101 * config/i386/i386.c (ix86_code_end): Note that we emitted code
3102 where the function might otherwise appear empty for picbase thunks.
3103 (ix86_output_function_epilogue): If we find a zero-sized function
3104 assume that reaching it is UB and trap. If we find a trailing label
3106 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
3107 find a zero-sized function assume that reaching it is UB and trap.
3108 If we find a trailing label, append a nop.
3110 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3113 * config/darwin-sections.def (picbase_thunk_section): New.
3114 * config/darwin.c (darwin_init_sections): Set up picbase thunk
3115 section. (darwin_rodata_section, darwin_objc2_section,
3116 machopic_select_section, darwin_asm_declare_constant_name,
3117 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
3118 coalesced with newer linkers.
3119 (darwin_override_options): Decide on usage of coalesed sections
3120 on the basis of the target linker version.
3121 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
3122 * config/darwin.opt (mtarget-linker): New.
3123 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
3124 a coalesced section, instead use a thunks section.
3126 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3129 * configure.ac (with-ld64): New var, set for Darwin, set on
3130 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
3131 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
3132 * config/darwin10.h(DEF_LD64): Update for this target version.
3133 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
3134 (DEF_LD64): Update for this target version.
3135 * configure: Regenerated.
3136 * config.in: Regenerated.
3138 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3141 * config/darwin.c (imachopic_indirection_name): Make data
3142 section indirections linker-visible.
3143 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
3144 constant labels linker-visible.
3146 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3148 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
3149 (free_lang_data): Remove assignment to ptrdiff_type_node.
3151 2016-11-25 Jakub Jelinek <jakub@redhat.com>
3153 PR rtl-optimization/78526
3154 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
3155 beyond val's precision.
3157 PR rtl-optimization/78527
3158 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
3159 out of bounds shift count.
3161 2016-11-25 Martin Liska <mliska@suse.cz>
3164 * doc/invoke.texi (-fprofile-use): Fix reference to a section
3165 where -fprofile-generate is documented.
3167 2016-11-25 Martin Liska <mliska@suse.cz>
3169 PR gcov-profile/78086
3170 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
3171 not supported by a target. Set priority to 100 if possible.
3172 (build_gcov_exit_decl): Likewise.
3174 2016-11-25 Richard Biener <rguenther@suse.de>
3177 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
3178 unary, binary and single RHSs.
3179 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
3181 2016-11-25 Bin Cheng <bin.cheng@arm.com>
3186 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
3187 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
3188 and set it to result code if transformation is valid. Use code EQ
3189 directly in last simplification case.
3191 2016-11-25 Richard Biener <rguenther@suse.de>
3193 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
3194 before valueizing return stmts.
3196 2016-11-24 Richard Biener <rguenther@suse.de>
3198 PR tree-optimization/78343
3199 * passes.def: Add CD-DCE pass after loop splitting.
3200 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
3201 SCEV init/finalize ...
3202 (perform_tree_ssa_dce): ... here. Deal with being
3203 executed inside the loop pipeline in aggressive mode.
3205 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
3207 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
3209 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
3211 PR tree-optimization/77673
3212 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
3213 (init_symbolic_number): Initialize src field from src parameter.
3214 (perform_symbolic_merge): Select most dominated statement as the
3215 source statement. Set src field of resulting n structure from the
3216 input src with the lowest address.
3217 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
3218 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
3219 of load from src field rather than insertion statement. Cancel
3220 optimization if statement analyzed is not dominated by the insertion
3222 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
3223 dominance information.
3225 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
3228 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
3230 2016-11-25 Martin Jambor <mjambor@suse.cz>
3232 PR tree-optimization/70965
3233 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
3235 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
3238 * config/i386/i386.c (i386_excess_precision): Do not return
3239 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
3240 EXCESS_PRECISION_TYPE_STANDARD.
3241 * target.def (excess_precision): Document that targets should
3242 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
3243 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
3244 Fix typo in first sentence.
3245 * doc/tm.texi: Regenerate.
3247 2016-11-25 Richard Biener <rguenther@suse.de>
3249 PR tree-optimization/78396
3250 * tree-vectorizer.c (vectorize_loops): When the if-converted
3251 body contains masked loads or stores do not attempt to
3252 basic-block-vectorize it.
3254 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3255 Alan Hayward <alan.hayward@arm.com>
3256 David Sherwood <david.sherwood@arm.com>
3258 * function.h (spill_slot_alignment): Declare.
3259 * function.c (spill_slot_alignment): New function.
3260 * lra-spills.c (slot): Add align and size fields.
3261 (assign_mem_slot): Use them in the call to assign_stack_local.
3262 (add_pseudo_to_slot): Update the fields.
3263 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
3265 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3266 Alan Hayward <alan.hayward@arm.com>
3267 David Sherwood <david.sherwood@arm.com>
3269 * stor-layout.c (layout_type): Allow the caller to set the mode of
3270 a float type. Only choose one here if the mode is still VOIDmode.
3271 * tree.c (build_common_tree_nodes): Set the type mode of decimal
3272 floats before calling layout_type.
3273 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
3275 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3277 * tree-tailcall.c (find_tail_calls): Allow calls to reference
3278 local variables if all references are known to be direct.
3280 2016-11-25 Jakub Jelinek <jakub@redhat.com>
3281 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3284 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
3285 non null and it's precision matches precision of lhs's type.
3287 2016-11-24 Martin Sebor <msebor@redhat.com>
3289 PR tree-optimization/78476
3290 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
3292 (handle_gimple_call): Adjust signature.
3293 (try_substitute_return_value): Remove calls to bounded functions
3294 with zero buffer size whose result is known.
3295 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
3297 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3299 * varasm.c (assemble_start_function): Wrap align_log definition in
3300 ASM_OUTPUT_MAX_SKIP_ALIGN.
3302 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
3304 * config/i386/i386.md (wide AND insn to QImode splitter): Use
3305 explicit mode macros.
3306 (wide OR insn to QImode splitter): Ditto.
3308 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
3310 PR rtl-optimization/77541
3311 * lra-constraints.c (struct input_reload): Add field match_p.
3312 (get_reload_reg): Check modes of input reloads to generate unique
3313 value reload pseudo.
3314 (match_reload): Add input reload pseudo for the current insn.
3316 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3318 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
3319 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
3320 architecture levels.
3321 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
3322 the aarch64_fp16_type_node, not all HFmode types.
3323 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
3324 (aarch64_scalar_mode_supported_p): Likewise.
3325 (aarch64_excess_precision): New.
3326 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
3327 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
3328 (TARGET_C_EXCESS_PRECISION): Likewise.
3330 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3332 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
3333 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3335 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3337 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
3338 (<optab>dihf2): Likewise.
3339 (aarch64_fp16_<optab><mode>hf2): New.
3341 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
3344 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
3346 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3348 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
3349 Enable REE at -O2 and higher.
3350 * config/sparc/sparc.c (sparc_option_override): Disable it by default
3353 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3357 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
3358 (new_temp_expr_table): Initialise reg_vars_cnt.
3359 (free_temp_expr_table): Release reg_vars_cnt.
3360 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
3362 (find_replaceable_in_bb): Use the above to record register variable
3363 write occurrences and cancel replacement across them.
3365 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3367 PR rtl-optimization/78437
3368 * ree.c (get_uses): New function.
3369 (combine_reaching_defs): When a copy is needed, return false if any
3370 reaching use of the source register reads it in a mode larger than
3371 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
3373 2016-11-24 Martin Liska <mliska@suse.cz>
3375 * gimple-pretty-print.c (dump_edge_probability): New function.
3376 (dump_gimple_switch): Dump label edge probabilities.
3377 (dump_gimple_cond): Likewise.
3378 (dump_gimple_label): Dump
3379 (dump_gimple_bb_header): Dump basic block frequency.
3380 (pp_cfg_jump): Replace e->dest argument with e.
3381 (dump_implicit_edges): Likewise.
3382 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
3383 Use gimple_bb (at) instead of at->bb.
3385 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
3387 * common.opt (flimit-function-alignment): New.
3388 * doc/invoke.texi (-flimit-function-alignment): Document.
3389 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
3390 * final.c (shorten_branches): Set it.
3391 * varasm.c (assemble_start_function): Limit alignment if
3394 2016-11-24 Richard Biener <rguenther@suse.de>
3396 PR tree-optimization/71595
3397 * cfgloopmanip.h (remove_path): Add irred_invalidated and
3398 loop_closed_ssa_invalidated parameters, defaulted to NULL.
3399 * cfgloopmanip.c (remove_path): Likewise, pass them along to
3400 called functions. Only fix irred flags if the caller didn't
3402 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
3403 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
3406 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
3408 PR rtl-optimization/78120
3409 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
3410 cases, and additionally test against max_seq_cost for speed
3412 (noce_process_if_block): Compute an estimate for the original cost when
3413 optimizing for speed, using the minimum of then and else block costs.
3415 PR rtl-optimization/78120
3416 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
3418 PR rtl-optimization/78120
3419 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
3421 2016-11-24 Bin Cheng <bin.cheng@arm.com>
3423 * match.pd: Refine type conversion in result expr for below pattern:
3424 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
3426 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3429 * tree.h (wi::fits_to_boolean_p): New predicate.
3430 (wi::fits_to_tree_p): Use it for boolean types.
3431 * tree.c (int_fits_type_p): Likewise.
3433 2016-11-24 Martin Liska <mliska@suse.cz>
3435 * print-tree.c (struct bucket): Remove.
3436 (print_node): Add new argument which drives whether a tree node
3437 is printed briefly or not.
3438 (debug_tree): Replace a custom hash table with hash_set<T>.
3439 * print-tree.h (print_node): Add the argument.
3441 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
3443 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
3445 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
3448 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
3449 if it is at least NREGS wide.
3451 2016-11-23 Joseph Myers <joseph@codesourcery.com>
3453 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
3454 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
3455 TFmode, IFmode and KFmode.
3457 2016-11-23 Joseph Myers <joseph@codesourcery.com>
3459 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
3462 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
3464 * combine.c (change_zero_ext): Only change the mode of a hard register
3465 destination if can_change_dest_mode holds for that.
3467 2016-11-23 Jeff Law <law@redhat.com>
3469 * varasm.c (assemble_name): Increase buffer size for name.
3471 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
3473 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
3475 * doc/extend.texi: Constify first argument to __builtin_object_size.
3477 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
3479 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
3480 to be used. Add brackets around macro argument.
3482 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
3484 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
3486 2016-11-23 Jakub Jelinek <jakub@redhat.com>
3489 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
3490 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
3492 2016-11-23 Jakub Jelinek <jakub@redhat.com>
3495 * omp-low.c (build_outer_var_ref): Change lastprivate argument
3496 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
3497 on worksharing constructs, treat it like clauses on simd construct.
3499 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
3500 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
3501 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
3502 of true as last argument to build_outer_var_ref.
3504 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
3506 * config/i386/i386.md (*movqi_internal): Calculate mode
3507 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
3508 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
3509 (*k<logic><mode>): Calculate mode attribute depending on
3510 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
3511 (*andqi_1): Calculate mode attribute of alternative 3 depending
3512 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
3513 (kandn<mode>): Calculate mode attribute of alternative 2 depending
3514 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
3515 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
3516 iterator. Calculate mode attribute of alternative 1 depending
3517 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
3518 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
3519 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
3521 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3524 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
3525 * tree-vrp.c (extract_range_basic): Handle case for
3526 CFN_BUILT_IN_STRLEN.
3528 2016-11-23 Jeff Law <law@redhat.com>
3530 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
3532 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
3533 in boolean context warning.
3535 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
3537 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3540 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
3541 (arm_fp16_type_node): ...This, make visibile.
3542 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
3544 (arm_init_simd_builtin_types): Likewise.
3545 (arm_init_fp16_builtins): Likewise.
3546 * config/arm/arm.c (arm_excess_precision): New.
3547 (arm_floatn_mode): Likewise.
3548 (TARGET_C_EXCESS_PRECISION): Likewise.
3549 (TARGET_FLOATN_MODE): Likewise.
3550 (arm_promoted_type): Only promote arm_fp16_type_node.
3551 * config/arm/arm.h (arm_fp16_type_node): Declare.
3553 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3555 * config/arm/arm.c (arm_convert_to_type): Delete.
3556 (TARGET_CONVERT_TO_TYPE): Delete.
3557 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
3558 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
3559 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
3560 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
3561 are in fast math mode, and have no single step hardware instruction.
3562 (extendhfdf2): Only expand through SFmode if we don't have a
3563 single-step hardware instruction.
3564 * config/arm/vfp.md (*truncdfhf2): New.
3565 (extendhfdf2): Likewise.
3567 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3569 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
3572 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3574 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
3575 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
3576 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
3577 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
3578 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
3579 * doc/tm.texi: Regenerate.
3580 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
3582 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3584 * toplev.c (init_excess_precision): Delete most logic.
3585 * tree.c (excess_precision_type): Rewrite to use
3586 TARGET_EXCESS_PRECISION.
3587 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
3588 more generic fashion.
3589 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
3590 __STDC_WANT_IEC_60559_TYPES_EXT__.
3592 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3594 * common.opt (fpermitted-flt-eval-methods): New.
3595 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
3596 * flag_types.h (permitted_flt_eval_methods): New.
3598 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3600 * config/m68k/m68k.c (m68k_excess_precision): New.
3601 (TARGET_C_EXCESS_PRECISION): Define.
3603 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3605 * config/s390/s390.c (s390_excess_precision): New.
3606 (TARGET_C_EXCESS_PRECISION): Define.
3608 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3610 * config/i386/i386.c (ix86_excess_precision): New.
3611 (TARGET_C_EXCESS_PRECISION): Define.
3613 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3615 * target.def (excess_precision): New hook.
3616 * target.h (flt_eval_method): New.
3617 (excess_precision_type): Likewise.
3618 * targhooks.c (default_excess_precision): New.
3619 * targhooks.h (default_excess_precision): New.
3620 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
3621 * doc/tm.texi: Regenerate.
3623 2016-11-23 Martin Sebor <msebor@redhat.com>
3626 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
3627 set the minimum number of bytes for an unknown string to zero.
3629 2016-11-23 Martin Jambor <mjambor@suse.cz>
3630 Martin Liska <mliska@suse.cz>
3632 * hsa-builtins.def: New file.
3633 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
3634 * builtins.def: Include hsa-builtins.def.
3635 (DEF_HSA_BUILTIN): New macro.
3636 * dumpfile.h (OPTGROUP_OPENMP): Define.
3637 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
3638 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
3639 GF_OMP_FOR_GRID_GROUP_ITER.
3640 (gimple_omp_for_grid_phony): Added checking assert.
3641 (gimple_omp_for_set_grid_phony): Likewise.
3642 (gimple_omp_for_grid_intra_group): New function.
3643 (gimple_omp_for_set_grid_intra_group): Likewise.
3644 (gimple_omp_for_grid_group_iter): Likewise.
3645 (gimple_omp_for_set_grid_group_iter): Likewise.
3646 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
3647 previosuly only distribute loop was permitted.
3648 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
3649 (grid_get_kernel_launch_attributes): Support multiple HSA grid
3651 (grid_expand_omp_for_loop): Likewise and also support standalone
3652 distribute constructs. New parameter INTRA_GROUP, updated both users.
3653 (grid_expand_target_grid_body): Support standalone distribute
3655 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
3656 (pass_data_expand_omp_ssa): Likewise.
3657 (pass_data_omp_device_lower): Likewsie.
3658 (pass_data_lower_omp): Likewise.
3659 (pass_data_diagnose_omp_blocks): Likewise.
3660 (pass_data_oacc_device_lower): Likewise.
3661 (pass_data_omp_target_link): Likewise.
3662 (grid_lastprivate_predicate): New function.
3663 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
3665 (lower_omp_for): Support standalone distribute constructs.
3666 (grid_prop): New type.
3667 (grid_safe_assignment_p): Check for assignments to group_sizes, new
3669 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
3671 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
3672 optimization info messages.
3673 (grid_find_single_omp_among_assignments): Likewise.
3674 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
3675 (grid_parallel_clauses_gridifiable): New function.
3676 (grid_inner_loop_gridifiable_p): Likewise.
3677 (grid_dist_follows_simple_pattern): Likewise.
3678 (grid_gfor_follows_tiling_pattern): Likewise.
3679 (grid_call_permissible_in_distribute_p): Likewise.
3680 (grid_handle_call_in_distribute): Likewise.
3681 (grid_dist_follows_tiling_pattern): Likewise.
3682 (grid_target_follows_gridifiable_pattern): Support standalone
3683 distribute constructs.
3684 (grid_var_segment): New enum.
3685 (grid_mark_variable_segment): New function.
3686 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
3687 if a new argument says so.
3688 (grid_process_grid_body): New function.
3689 (grid_eliminate_combined_simd_part): Likewise.
3690 (grid_mark_tiling_loops): Likewise.
3691 (grid_mark_tiling_parallels_and_loops): Likewise.
3692 (grid_process_kernel_body_copy): Support standalone distribute
3694 (grid_attempt_target_gridification): New grid variable holding overall
3695 gridification state. Support standalone distribute constructs and
3697 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
3698 * hsa.h (hsa_bb): Add method method append_phi.
3699 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
3700 occurences in all files too.
3701 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
3702 (is_a_helper <hsa_insn_br *>::test): New function.
3703 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
3704 branch instructions.
3705 (hsa_insn_signal): Make a direct descendant of
3706 hsa_insn_basic. Add memorder constructor parameter and
3707 m_memory_order and m_signalop member variables.
3708 (hsa_insn_queue): Changed constructor parameters to common form.
3709 Added m_segment and m_memory_order member variables.
3710 (hsa_summary_t): Add private member function
3711 process_gpu_implementation_attributes.
3712 (hsa_function_summary): Rename m_binded_function to
3714 (hsa_insn_basic_p): Remove typedef.
3715 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
3716 (hsa_op_reg_p): Remove typedef.
3717 (hsa_function_representation): Change hsa_op_reg_p into plain
3719 (hsa_insn_phi): Removed new and delete operators.
3720 (hsa_insn_br): Likewise.
3721 (hsa_insn_cbr): Likewise.
3722 (hsa_insn_sbr): Likewise.
3723 (hsa_insn_cmp): Likewise.
3724 (hsa_insn_mem): Likewise.
3725 (hsa_insn_atomic): Likewise.
3726 (hsa_insn_signal): Likewise.
3727 (hsa_insn_seg): Likewise.
3728 (hsa_insn_call): Likewise.
3729 (hsa_insn_arg_block): Likewise.
3730 (hsa_insn_comment): Likewise.
3731 (hsa_insn_srctype): Likewise.
3732 (hsa_insn_packed): Likewise.
3733 (hsa_insn_cvt): Likewise.
3734 (hsa_insn_alloca): Likewise.
3735 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
3736 (process_gpu_implementation_attributes): New function.
3737 (link_functions): Move some functionality into it. Adjust after
3738 renaming m_binded_functions to m_bound_functions.
3739 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
3740 to the list of instructions with no output registers.
3741 (get_in_type): Return this if it is a register of
3743 (hsa_get_declaration_name): Moved to...
3744 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
3745 temporary string on an obstack instead from ggc.
3746 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
3747 down to two overloads.
3748 (hsa_allocp_operand_address): Removed.
3749 (hsa_allocp_operand_immed): Likewise.
3750 (hsa_allocp_operand_reg): Likewise.
3751 (hsa_allocp_operand_code_list): Likewise.
3752 (hsa_allocp_operand_operand_list): Likewise.
3753 (hsa_allocp_inst_basic): Likewise.
3754 (hsa_allocp_inst_phi): Likewise.
3755 (hsa_allocp_inst_mem): Likewise.
3756 (hsa_allocp_inst_atomic): Likewise.
3757 (hsa_allocp_inst_signal): Likewise.
3758 (hsa_allocp_inst_seg): Likewise.
3759 (hsa_allocp_inst_cmp): Likewise.
3760 (hsa_allocp_inst_br): Likewise.
3761 (hsa_allocp_inst_sbr): Likewise.
3762 (hsa_allocp_inst_call): Likewise.
3763 (hsa_allocp_inst_arg_block): Likewise.
3764 (hsa_allocp_inst_comment): Likewise.
3765 (hsa_allocp_inst_queue): Likewise.
3766 (hsa_allocp_inst_srctype): Likewise.
3767 (hsa_allocp_inst_packed): Likewise.
3768 (hsa_allocp_inst_cvt): Likewise.
3769 (hsa_allocp_inst_alloca): Likewise.
3770 (hsa_allocp_bb): Likewise.
3772 (hsa_init_data_for_cfun): Initialize obstack.
3773 (hsa_deinit_data_for_cfun): Release memory of the obstack.
3774 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
3775 (hsa_op_reg::operator new): Likewise.
3776 (hsa_op_address::operator new): Likewise.
3777 (hsa_op_code_list::operator new): Likewise.
3778 (hsa_op_operand_list::operator new): Likewise.
3779 (hsa_insn_basic::operator new): Likewise.
3780 (hsa_insn_phi::operator new): Likewise.
3781 (hsa_insn_br::operator new): Likewise.
3782 (hsa_insn_sbr::operator new): Likewise.
3783 (hsa_insn_cmp::operator new): Likewise.
3784 (hsa_insn_mem::operator new): Likewise.
3785 (hsa_insn_atomic::operator new): Likewise.
3786 (hsa_insn_signal::operator new): Likewise.
3787 (hsa_insn_seg::operator new): Likewise.
3788 (hsa_insn_call::operator new): Likewise.
3789 (hsa_insn_arg_block::operator new): Likewise.
3790 (hsa_insn_comment::operator new): Likewise.
3791 (hsa_insn_srctype::operator new): Likewise.
3792 (hsa_insn_packed::operator new): Likewise.
3793 (hsa_insn_cvt::operator new): Likewise.
3794 (hsa_insn_alloca::operator new): Likewise.
3795 (hsa_init_new_bb): Likewise.
3796 (hsa_bb::append_phi): New function.
3797 (gen_hsa_phi_from_gimple_phi): Use it.
3798 (get_symbol_for_decl): Fix dinstinguishing between
3799 global and local functions. Put local variables into a segment
3800 according to their attribute or static flag, if there is one.
3801 (hsa_insn_br::hsa_insn_br): New.
3802 (hsa_insn_br::operator new): Likewise.
3803 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
3804 (query_hsa_grid_nodim): New function.
3805 (multiply_grid_dim_characteristics): Likewise.
3806 (gen_get_num_threads): Likewise.
3807 (gen_get_num_teams): Reimplemented.
3808 (gen_get_team_num): Likewise.
3809 (gen_hsa_insns_for_known_library_call): Updated calls to the above
3811 (get_memory_order_name): Removed.
3812 (get_memory_order): Likewise.
3813 (hsa_memorder_from_tree): New function.
3814 (gen_hsa_ternary_atomic_for_builtin): Renamed to
3815 gen_hsa_atomic_for_builtin, can also create signals.
3816 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
3817 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
3818 (hsa_insn_atomic): Fix function comment.
3819 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
3820 ancestor constructor and initialization of new member variables.
3821 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
3823 (hsa_get_host_function): Handle functions with no bound CPU
3824 implementation. Fix binded to bound.
3825 (get_brig_function_name): Likewise.
3826 (HSA_SORRY_ATV): Remove semicolon after macro.
3827 (HSA_SORRY_AT): Likewise.
3828 (omp_simple_builtin::generate): Add missing semicolons.
3829 (hsa_insn_phi::operator new): Removed.
3830 (hsa_insn_br::operator new): Likewise.
3831 (hsa_insn_cbr::operator new): Likewise.
3832 (hsa_insn_sbr::operator new): Likewise.
3833 (hsa_insn_cmp::operator new): Likewise.
3834 (hsa_insn_mem::operator new): Likewise.
3835 (hsa_insn_atomic::operator new): Likewise.
3836 (hsa_insn_signal::operator new): Likewise.
3837 (hsa_insn_seg::operator new): Likewise.
3838 (hsa_insn_call::operator new): Likewise.
3839 (hsa_insn_arg_block::operator new): Likewise.
3840 (hsa_insn_comment::operator new): Likewise.
3841 (hsa_insn_srctype::operator new): Likewise.
3842 (hsa_insn_packed::operator new): Likewise.
3843 (hsa_insn_cvt::operator new): Likewise.
3844 (hsa_insn_alloca::operator new): Likewise.
3845 (get_symbol_for_decl): Accept CONST_DECLs, put them to
3847 (gen_hsa_addr): Also process CONST_DECLs.
3848 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
3850 (gen_hsa_unary_operation): Make sure the function does
3851 not use bittype source type for firstbit and lastbit operations.
3852 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
3854 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
3856 (emit_branch_insn): Renamed to emit_cond_branch_insn.
3857 Emit the width stored in the class.
3858 (emit_generic_branch_insn): New function.
3859 (emit_insn): Call emit_generic_branch_insn.
3860 (emit_signal_insn): Remove obsolete comment. Update
3861 member variable name, pick a type according to profile.
3862 (emit_alloca_insn): Remove obsolete comment.
3863 (emit_atomic_insn): Likewise.
3864 (emit_queue_insn): Get segment and memory order from the IR object.
3865 (hsa_brig_section): Make allocate_new_chunk, chunks
3866 and cur_chunk provate, add a default NULL parameter to add method.
3867 (hsa_brig_section::add): Added a new parameter, store pointer to
3868 output data there if it is non-NULL.
3869 (emit_function_directives): Use this new parameter instead of
3870 calculating the pointer itself, fix function comment.
3871 (hsa_brig_emit_function): Add forgotten endian conversion.
3872 (hsa_output_kernels): Remove unnecessary building of
3873 kernel_dependencies_vector_type.
3874 (emit_immediate_operand): Declare.
3875 (emit_directive_variable): Also emit initializers of CONST_DECLs.
3876 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
3877 (verify_function_arguments): Properly detect variadic
3879 * hsa-dump.c (hsa_width_specifier_name): New function.
3880 (dump_hsa_insn_1): Dump generic branch instructions, update signal
3881 member variable name. Special dumping for queue objects.
3882 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
3883 m_binded_functions to m_bound_functions. Copy externally visible flag
3885 (ipa_hsa_write_summary): Likewise.
3886 (ipa_hsa_read_section): Likewise.
3888 2016-11-23 Richard Biener <rguenther@suse.de>
3890 PR tree-optimization/78396
3891 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
3892 vectorize try vectorizing an if-converted body using BB vectorization.
3894 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
3895 Alan Hayward <alan.hayward@arm.com>
3896 David Sherwood <david.sherwood@arm.com>
3898 * rtlanal.c (subreg_get_info): Use more local variables.
3899 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
3900 occupies at least one register. Assume that full hard registers
3901 have consistent endianness. Share previously-duplicated if block.
3902 Rework the main handling so that it operates on independently-
3903 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
3904 to check lowpart offsets, without trying to find an equivalent
3905 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
3906 as a final register-endianness correction.
3908 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
3914 * combine.c (make_compound_operation_int): Do not convert a subreg of
3915 a non-constant logical shift right to a zero_extract. Handle the case
3916 where some zero bits have been shifted into the range covered by that
3919 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
3920 Alan Hayward <alan.hayward@arm.com>
3921 David Sherwood <david.sherwood@arm.com>
3923 * rtl.h (subreg_size_offset_from_lsb): Declare.
3924 (subreg_offset_from_lsb): New function.
3925 (subreg_size_lowpart_offset): Declare.
3926 (subreg_lowpart_offset): Turn into an inline function.
3927 (subreg_size_highpart_offset): Declare.
3928 (subreg_highpart_offset): Turn into an inline function.
3929 * emit-rtl.c (subreg_size_lowpart_offset): New function.
3930 (subreg_size_highpart_offset): Likewise
3931 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
3933 2016-11-23 Richard Biener <rguenther@suse.de>
3935 PR tree-optimization/78482
3936 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
3937 (remove_forwarder_block_with_phi): When merging with a loop
3938 header creates a new latch reset number of iteration information
3941 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
3943 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
3944 (*ashrsi3_extend0): ...this. Accept constant integers.
3945 (*ashrsi3_extend2): Rename to...
3946 (*ashrsi3_extend1): ...this.
3947 (*ashrsi3_extend2): New pattern.
3948 (*lshrsi3_extend1): Accept constant integers.
3949 (*lshrsi3_extend2): Fix condition on operand 2.
3951 2016-11-23 Martin Liska <mliska@suse.cz>
3953 * config/i386/i386.c: Initialize function pointer to NULL.
3955 2016-11-23 Bin Cheng <bin.cheng@arm.com>
3957 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
3958 for A == C1 ? A : C2 to below.
3959 * match.pd: Move from above to here:
3960 (cond (eq (convert1? x) c1) (convert2? x) c2)
3961 -> (cond (eq x c1) c1 c2).
3963 2016-11-23 Bin Cheng <bin.cheng@arm.com>
3965 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
3966 for A cmp C1 ? A : C2 to below, also simplify remaining code.
3967 * match.pd: Move and extend simplification from above to here:
3968 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
3969 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
3970 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
3972 2016-11-23 Martin Liska <mliska@suse.cz>
3973 Martin Jambor <mjambor@suse.cz>
3975 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
3977 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
3980 * opts.c (finish_options): Set -fsyntax-only if running self tests.
3982 2016-11-23 Richard Biener <rguenther@suse.de>
3985 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
3986 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
3988 2016-11-23 Richard Biener <rguenther@suse.de>
3991 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
3994 2016-11-23 Richard Biener <rguenther@suse.de>
3995 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
3997 PR tree-optimization/78154
3998 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
3999 returns it's argument and the argument is nonnull.
4000 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
4001 ATT_RETNONNULL_NOTHROW_LEAF.
4002 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
4003 ATTR_RETNONNULL_NOTHROW_LEAF.
4004 (BUILT_IN_STPCPY): Likewise.
4005 (BUILT_IN_STPNCPY): Likewise.
4006 (BUILT_IN_MEMPCPY_CHK): Likewise.
4007 (BUILT_IN_STPCPY_CHK): Likewise.
4008 (BUILT_IN_STPNCPY_CHK): Likewise.
4009 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
4010 (BUILT_IN_STRNCAT): Likewise.
4011 (BUILT_IN_STRNCPY): Likewise.
4012 (BUILT_IN_MEMSET_CHK): Likewise.
4013 (BUILT_IN_STRCAT_CHK): Likewise.
4014 (BUILT_IN_STRCPY_CHK): Likewise.
4015 (BUILT_IN_STRNCAT_CHK): Likewise.
4016 (BUILT_IN_STRNCPY_CHK): Likewise.
4018 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
4020 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
4021 * fold-const.h (tree_expr_nonzero_p) : Declare.
4022 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
4024 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
4026 * system.h (HAVE_DESIGNATED_INITIALIZERS,
4027 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
4028 "defined" in macros.
4029 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
4030 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
4031 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
4033 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
4036 * config/avr/constraints.md (Csp): Widen range to [-11..6].
4037 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
4038 of RCALLs in prologue to 3.
4040 2016-11-22 Michael Collison <michael.collison@arm.com>
4042 * config/aarch64/aarch64-protos.h
4043 (aarch64_and_split_imm1, aarch64_and_split_imm2)
4044 (aarch64_and_bitmask_imm): New prototypes
4045 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
4046 New overloaded function to create bit mask covering the
4047 lowest to highest bits set.
4048 (aarch64_and_split_imm2): New overloaded functions to create bit
4049 mask of zeros between first and last bit set.
4050 (aarch64_and_bitmask_imm): New function to determine if a integer
4051 is a valid two instruction "and" operation.
4052 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
4053 allowing wider range of constants with "and" operations.
4054 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
4055 "and" operator from matching restricted constant range used for
4056 ior and xor operators.
4057 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
4058 for constants in "and" operantions.
4059 (UsP constraint): New DImode constraint for constants
4060 in "and" operations.
4061 * config/aarch64/iterators.md (lconst2): New mode iterator.
4062 (LOGICAL2): New code iterator.
4063 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
4065 (aarch64_logical_and_operand): New predicate allowing extended
4066 constants for "and" operations.
4068 2016-11-22 Walter Lee <walt@tilera.com>
4070 * config/tilegx/tilegx.md (trap): New pattern.
4071 * config/tilepro/tilepro.md (trap): Likewise.
4073 2016-11-22 Walter Lee <walt@tilera.com>
4075 * config/tilegx/tilegx.md (*zero_extract): Use
4076 define_insn_and_split instead of define_insn; Handle pos + size >
4078 (*sign_extract): Likewise.
4080 2016-11-22 Marek Polacek <polacek@redhat.com>
4082 PR tree-optimization/78455
4083 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
4085 2016-11-22 Ian Lance Taylor <iant@golang.org>
4089 * godump.c (go_format_type): Always pass alignment as 1 when
4090 calling go_append_padding at end of struct/union.
4092 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4095 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
4096 _mm512_setzero_hi): Removed.
4097 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
4098 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
4099 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
4100 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
4101 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
4102 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
4103 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
4104 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
4105 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
4106 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
4107 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
4108 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
4109 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
4110 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
4111 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
4112 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
4113 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
4114 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
4115 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
4116 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
4117 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
4118 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
4119 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
4120 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
4121 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
4122 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
4123 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
4124 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
4125 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
4126 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
4127 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
4128 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
4129 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
4130 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
4131 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
4132 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
4133 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
4134 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
4135 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
4136 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
4137 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
4138 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
4139 _mm512_setzero_qi or _mm512_setzero_hi.
4140 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
4141 _mm512_maskz_dbsad_epu8): Formatting fixes.
4142 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
4143 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
4144 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
4145 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
4146 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
4147 _mm512_setzero_qi or _mm512_setzero_hi.
4149 2016-11-22 Nathan Sidwell <nathan@acm.org>
4151 * gcc-ar.c (main): Fix indentation.
4152 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
4153 * ggc-page.c (move_ptes_to_front): Fix formatting.
4154 * hsa-dump.c (dump_has_cfun): Fix indentation.
4155 * sel-sched-ir.h: Remove trailing blank lines.
4157 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4158 Alexander Monakov <amonakov@ispras.ru>
4160 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
4161 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
4162 (omp_clause_code_name): Add _simt_ name.
4163 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
4164 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
4165 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
4166 (scan_omp_simd): New function.
4167 (scan_omp_1_stmt): Use it in target regions if needed.
4168 (omp_max_vf): Don't max with omp_max_simt_vf.
4169 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
4170 OMP_CLAUSE__SIMT_ is present.
4171 (lower_rec_input_clauses): Compute maybe_simt from presence of
4173 (lower_lastprivate_clauses): Likewise.
4174 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
4175 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
4176 * internal-fn.def (GOMP_USE_SIMT): New internal function.
4177 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
4179 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
4181 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
4182 (expand_GOMP_SIMT_VF): New.
4183 (expand_GOMP_SIMT_LAST_LANE): New.
4184 (expand_GOMP_SIMT_ORDERED_PRED): New.
4185 (expand_GOMP_SIMT_VOTE_ANY): New.
4186 (expand_GOMP_SIMT_XCHG_BFLY): New.
4187 (expand_GOMP_SIMT_XCHG_IDX): New.
4188 * internal-fn.def (GOMP_SIMT_LANE): New.
4189 (GOMP_SIMT_VF): New.
4190 (GOMP_SIMT_LAST_LANE): New.
4191 (GOMP_SIMT_ORDERED_PRED): New.
4192 (GOMP_SIMT_VOTE_ANY): New.
4193 (GOMP_SIMT_XCHG_BFLY): New.
4194 (GOMP_SIMT_XCHG_IDX): New.
4195 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
4196 (create_omp_child_function): ...here. Set "omp target entrypoint"
4197 or "omp declare target" attribute based on is_gimple_omp_offloaded.
4198 (omp_max_simt_vf): New. Use it...
4199 (omp_max_vf): ...here.
4200 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
4201 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
4202 (lower_omp_ordered): Likewise, for "ordered" lowering.
4203 (expand_omp_simd): Add SIMT transforms.
4204 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
4205 (execute_omp_device_lower): New.
4206 (pass_data_omp_device_lower): New.
4207 (pass_omp_device_lower): New pass.
4208 (make_pass_omp_device_lower): New.
4209 * passes.def (pass_omp_device_lower): Position new pass.
4210 * tree-pass.h (PROP_gimple_lomp_dev): Define.
4211 (make_pass_omp_device_lower): Declare.
4213 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4216 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
4217 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
4219 (_mm_maskz_load_epi64): Likewise.
4220 (_mm_setzero_hi): Removed.
4221 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
4223 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
4224 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
4225 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
4226 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
4227 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
4228 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
4229 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
4230 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
4231 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
4232 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
4233 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
4235 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
4236 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
4237 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
4238 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
4239 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
4240 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
4241 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
4242 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
4243 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
4244 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
4245 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
4246 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
4247 instead of _mm_setzero_hi.
4248 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
4249 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
4250 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
4251 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
4252 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
4253 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
4254 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
4255 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
4256 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
4257 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
4258 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
4259 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
4260 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
4261 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
4262 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
4263 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
4264 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
4265 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
4266 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
4267 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
4268 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
4269 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
4270 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
4271 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
4272 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
4273 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
4275 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
4276 instead of _mm_setzero_hi.
4277 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
4278 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
4279 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
4280 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
4281 _mm_setzero_si128 instead of _mm_setzero_di.
4282 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
4283 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
4284 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
4285 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
4286 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
4287 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
4288 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
4289 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
4290 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
4291 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
4292 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
4293 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
4294 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
4295 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
4296 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
4297 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
4298 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
4299 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
4300 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
4301 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
4302 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
4303 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
4304 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
4305 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
4306 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
4307 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
4308 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
4309 _mm512_maskz_insertf32x8): Formatting fixes.
4310 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
4311 _mm_setzero_si128 instead of _mm_setzero_di.
4312 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
4313 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
4314 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
4315 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
4316 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
4317 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
4318 _mm_setzero_si128 instead of _mm_setzero_di.
4319 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
4321 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
4322 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
4323 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
4324 _mm_setzero_si128 instead of _mm_setzero_hi.
4325 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
4326 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
4327 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
4328 instead of _mm_setzero_di.
4329 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
4330 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
4332 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
4333 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
4335 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
4337 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
4338 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
4339 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
4341 2016-11-22 Carl Love <cel@us.ibm.com>
4343 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
4344 equal and vector compare not equal. The vector compares take two
4345 arguments of type vector bool char, vector bool short, vector bool int,
4346 vector bool long long with the same return type.
4347 * doc/extend.texi: Update built-in documentation file for the new
4350 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
4352 * Makefile.in ($(lang_checks_parallelized)): Fix detection
4355 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
4357 * config.gcc: Allow new rmprofile value for configure option
4358 --with-multilib-list.
4359 * config/arm/t-rmprofile: New file.
4360 * doc/install.texi (--with-multilib-list): Document new rmprofile value
4363 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4366 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
4367 register operand in alternatives 4,5,6.
4369 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
4372 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
4373 in save register mask if it is needed.
4375 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4377 PR tree-optimization/78436
4378 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
4379 (shift_bytes_in_array, shift_bytes_in_array_right,
4380 merged_store_group::apply_stores): Formatting fixes.
4381 (clear_bit_region): Likewise. Use memset.
4382 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
4383 instead of EXPR and inerted instead of inserted. Use memset instead
4384 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
4388 * expmed.c (expand_divmod): Use wide_int for computation of
4389 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
4390 Use size <= HOST_BITS_PER_WIDE_INT instead of
4391 HOST_BITS_PER_WIDE_INT >= size.
4393 PR tree-optimization/78445
4394 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
4395 any_complicated_phi, version loop even if flag_tree_loop_if_convert
4396 is 1. Formatting fix.
4398 2016-11-22 Martin Liska <mliska@suse.cz>
4401 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
4402 (sem_function::get_hash): Use the new field.
4403 (sem_function::parse): Remove an argument from ctor.
4404 (sem_variable::parse): Likewise.
4405 (sem_variable::get_hash): Use the new field.
4406 (sem_item_optimizer::read_section): Use new ctor and set hash.
4407 * ipa-icf.h: _hash is removed from sem_item::sem_item,
4408 sem_variable::sem_variable, sem_function::sem_function.
4410 2016-11-21 Jeff Law <law@redhat.com>
4413 * config/cris/cris.md: Don't call copy_to_mode_reg unless
4414 can_create_pseudo_p is true.
4416 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
4419 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
4420 *rotldi3_insert_7): New define_insns.
4422 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4424 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
4425 so that DImode can be allocated to FP/vector registers in more
4426 cases, and we can avoid direct move operations. If the register
4427 needs reloading, prefer GPRs over FP/vector registers. In the
4428 case of FPR vs. Altivec registers, prefer FPR registers unless we
4429 have the ISA 3.0 reg+offset scalar instructions.
4430 (movdi_internal64): Likewise.
4432 2016-11-21 Jakub Jelinek <jakub@redhat.com>
4435 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
4436 for tmp simd array if DECL_NAME (parm) is NULL.
4438 2016-11-20 Jeff Law <law@redhat.com>
4441 * config/m68k/predicates.md (swap_peephole_relational_operator): New
4443 * config/m68k/m68k.md (relational tests against 65535/65536): New
4446 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4448 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
4450 2016-11-21 Martin Sebor <msebor@redhat.com>
4452 * doc/invoke.texi (-fprintf-return-value): Document that option
4453 is enabled by default.
4455 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4457 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
4458 for-loop declaration of loop variable.
4459 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
4460 * config/avr/avr.c (avr_popcount_each_byte)
4461 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
4462 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
4463 (avr_expand_epilogue, avr_function_arg_advance)
4464 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
4465 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
4466 (avr_adjust_reg_alloc_order, output_reload_in_const)
4467 (avr_conditional_register_usage, avr_find_unused_d_reg)
4468 (avr_map_decompose, avr_fold_builtin): Same.
4470 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4472 * config/avr/avr.c (avr_popcount): Remove static function.
4473 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
4475 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
4477 * arm.opt (mapcs-float): Delete option.
4478 * arm.c (arm_option_override): Remove hunk relating to
4480 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
4482 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
4484 * tree-tailcall.c (process_assignment): Simplify the check for
4485 a valid copy, allowing the source to be a local variable as
4486 well as an SSA name.
4487 (find_tail_calls): Allow copies between local variables to follow
4488 the call. Allow the result to be stored in any local variable,
4489 even if it's an aggregate.
4490 (eliminate_tail_call): Check whether the result is an SSA name
4491 before updating its SSA_NAME_DEF_STMT.
4493 2016-11-21 David Malcolm <dmalcolm@redhat.com>
4495 PR preprocessor/78324
4496 * input.c (get_substring_ranges_for_loc): Fail gracefully if
4497 -ftrack-macro-expansion has a value other than 2.
4499 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
4501 PR rtl-optimization/78400
4502 * shrink-wrap.c (try_shrink_wrapping_separate): Call
4503 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
4504 and df_update_exit_block_uses.
4506 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4509 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
4510 new default-enabled warning..
4511 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
4512 (BT_PTR_CONST_STRING): Updated.
4513 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
4514 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
4515 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
4516 (strftime): Update builtin function.
4517 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
4518 * tree.h (const_tm_ptr_type_node): New type node.
4519 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
4520 const_tm_ptr_type_node.
4522 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4524 PR tree-optimization/78413
4525 * tree-if-conv.c (versionable_outer_loop_p): Require that both
4526 inner and outer loop latches have single predecessors.
4528 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4531 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
4532 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
4534 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4536 * rtl.h: Adjust prototype.
4537 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
4538 (dead_or_set_regno_p): Likewise.
4540 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4542 * rtl.h: Adjust prototype.
4543 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
4545 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4547 * function.c (contains): Change argument type to rtx_insn *.
4548 (prologue_contains): Likewise.
4549 (epilogue_contains): Likewise.
4550 (prologue_epilogue_contains): Likewise.
4551 * function.h: Adjust prototype.
4553 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4555 * optabs.c (emit_libcall_block): Change argument type to
4557 * optabs.h: Adjust prototype.
4559 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4561 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
4562 (fixup_reorder_chain): Adjust.
4563 * cfgrtl.h: Adjust prototype.
4565 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4567 * rtl.h: Adjust prototype.
4568 * rtlanal.c (replace_label_in_insn): Change argument type to
4571 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4573 * config/v850/v850.c (expand_prologue): Adjust.
4574 (expand_epilogue): Likewise.
4575 * expr.c (init_expr_target): Likewise.
4576 * genrecog.c (print_subroutine): Always make the argument type
4578 * recog.h: Adjust prototype.
4580 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4582 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
4583 up variables to make some rtx_insn *.
4584 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
4585 * config/arc/arc.c: Likewise.
4586 * config/arm/arm.c: Likewise.
4587 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
4588 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
4590 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
4592 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4594 * config/arm/arm.c (legitimize_pic_address): Change to use
4595 rtx_insn * as the type of variables.
4596 (arm_pic_static_addr): Likewise.
4597 (arm_emit_movpair): Likewise.
4598 * config/c6x/c6x.c (reorg_split_calls): Likewise.
4599 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
4600 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
4601 * config/frv/frv.md: Likewise.
4602 * config/i386/i386-protos.h: Likewise.
4603 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
4604 (ix86_split_fp_branch): Likewise.
4605 (predict_jump): Likewise.
4606 * config/ia64/ia64.c: Likewise.
4607 * config/mcore/mcore.c: Likewise.
4608 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
4609 * config/s390/s390.c: Likewise.
4610 * config/s390/s390.md: Likewise.
4611 * config/spu/spu.md: Likewise.
4612 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
4613 * lower-subreg.c (resolve_simple_move): Likewise.
4615 2016-11-20 Jeff Law <law@redhat.com>
4618 * reload.h (struct target_reload): Make x_double_reg_address_ok
4620 * reload.c (find_reloads_address): Check if double_reg_address_ok
4621 is true for the mode of the memory reference.
4622 * reload1.c (init_reload): Initialize double_reg_address_ok for
4625 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
4628 * tree-ssa-uninit.c: Define new global max_phi_args.
4629 (compute_uninit_opnds_pos): Use max_phi_args.
4630 (prune_uninit_phi_opnds): Same.
4631 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
4632 missing NUM_PREDS in function comment.
4633 (can_one_predicate_be_invalidated_p): New.
4634 (can_chain_union_be_invalidated_p): New.
4635 (flatten_out_predicate_chains): New.
4636 (uninit_ops_invalidate_phi_use): New.
4637 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
4639 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
4641 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
4642 * match.pd (A /[ex] B CMP C): New simplifications.
4644 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
4646 * match.pd (0 / X, X / X, X % X): New simplifications.
4648 2016-11-19 Jakub Jelinek <jakub@redhat.com>
4650 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
4651 when checking if callee's isa flags are subset of caller's isa flags.
4652 Fix comment wording.
4654 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
4655 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
4656 instead and using = 0 instead of &= 0.
4658 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
4659 ix86_add_new_builtins): Formatting fixes.
4660 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
4661 (ix86_get_builtin): Likewise.
4663 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
4664 don't initialize it, don't use it for the case where it isn't
4665 provable %{z} nor using the same argument, instead move merge
4666 argument into a new pseudo and use that as target. Formatting fixes.
4668 2016-11-19 Jeff Law <law@redhat.com>
4671 * config/m68k/m68k.md (bsetdreg): New pattern.
4672 (bchgdreg, bclrdreg): Likewise.
4674 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
4677 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
4678 instead of force_reg.
4679 (sh_expand_setmem): Likewise.
4681 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
4683 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
4685 2016-11-18 Walter Lee <walt@tilera.com>
4687 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
4688 end-of-bundle marker for consecutive barriers.
4690 2016-11-18 Walter Lee <walt@tilera.com>
4692 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
4694 2016-11-18 Jakub Jelinek <jakub@redhat.com>
4697 * multiple_target.c (get_attr_len): Start with argnum and increment
4698 argnum on every arg. Use strchr in a loop instead of counting commas
4700 (get_attr_str): Increment argnum for every comma in the string.
4701 (separate_attrs): Use for instead of while loop, simplify.
4702 (expand_target_clones): Rename defenition argument to definition.
4703 Free attrs and attr_str even when diagnosing errors. Temporarily
4704 change input_location around targetm.target_option.valid_attribute_p
4705 calls. Don't emit warning or errors if that function fails.
4707 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
4710 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
4711 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
4712 abbrev_opt_base_type_end only by increasing die_abbrev, before
4714 (optimize_abbrev_table): Don't change abbrev numbers of
4715 base types and CU or optimize implicit consts in them if
4716 calc_base_type_die_sizes has been called during build_abbrev_table.
4717 (calc_base_type_die_sizes): If abbrev_opt_start, set
4718 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
4720 2016-11-18 Jeff Law <law@redhat.com>
4723 * config/m68k/m68k.c (moveq feeding equality comparison): New
4725 * config/m68k/predicates.md (addq_subq_operand): New predicate.
4726 (equality_comparison_operator): Likewise.
4728 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4730 * rtlanal.c (load_extend_op): Move to...
4731 * rtl.h: ...here and make inline.
4733 2016-11-18 Terry Guo <terry.guo@arm.com>
4734 Thomas Preud'homme <thomas.preudhomme@arm.com>
4736 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
4737 * config/arm/arm-opts.h: Include arm-flags.h.
4738 (struct arm_arch_core_flag): Define.
4739 (arm_arch_core_flags): Define.
4740 * config/arm/arm-protos.h: Include arm-flags.h
4741 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
4742 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
4743 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
4744 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
4745 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
4746 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
4747 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
4748 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
4749 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
4750 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
4751 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
4752 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
4753 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
4754 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
4755 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
4756 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
4757 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
4758 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
4759 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
4760 ARM_FSET_CPU_SUBSET): Move to ...
4761 * config/arm/arm-flags.h: This new file.
4762 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
4763 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
4764 (TARGET_MODE_SPECS): Define.
4765 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
4767 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
4769 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
4770 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
4771 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
4772 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
4773 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
4774 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
4775 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
4776 missing and make value unsigned.
4777 (arm_feature_set): Use unsigned entries instead of unsigned long.
4779 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
4781 Re-apply after PR bootstrap/77359 is fixed:
4782 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4784 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4785 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
4788 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
4791 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
4792 variables in functions calling alloca. Also update the ASCII
4794 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
4795 (STACK_DYNAMIC_OFFSET): Likewise.
4796 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
4797 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
4800 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4801 Alan Hayward <alan.hayward@arm.com>
4802 David Sherwood <david.sherwood@arm.com>
4804 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
4805 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
4806 (add_const_value_attribute): Likewise.
4807 * explow.c (plus_constant): Likewise.
4808 * expmed.c (expand_mult, make_tree): Likewise.
4809 * expr.c (convert_modes): Likewise.
4810 * loop-doloop.c (doloop_optimize): Likewise.
4811 * postreload.c (reload_cse_simplify_set): Likewise.
4812 * simplify-rtx.c (simplify_const_unary_operation): Likewise
4813 (simplify_binary_operation_1, simplify_const_binary_operation):
4815 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
4816 * wide-int.h: Update documentation to recommend rtx_mode_t
4817 instead of std::make_pair.
4819 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4820 Alan Hayward <alan.hayward@arm.com>
4821 David Sherwood <david.sherwood@arm.com>
4823 * tree.h (SET_DECL_MODE): New macro.
4824 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
4825 (expand_gimple_basic_block): Likewise.
4826 * function.c (split_complex_args): Likeise.
4827 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
4828 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
4829 * stor-layout.c (layout_decl, relayout_decl): Likewise.
4830 (finish_bitfield_representative): Likewise.
4831 * tree.c (make_node_stat): Likewise.
4832 * tree-inline.c (remap_ssa_name): Likewise.
4833 (tree_function_versioning): Likewise.
4834 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
4835 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
4836 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
4837 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
4838 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
4839 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
4840 * varasm.c (make_debug_expr_from_rtl): Likewise.
4842 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
4844 PR rtl-optimization/71785
4845 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
4846 (duplicate_computed_gotos): New function.
4847 (pass_duplicate_computed_gotos::execute): Rewrite.
4849 2016-11-17 Jeff Law <law@redhat.com>
4852 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
4853 barrier prior to deallocating the stack.
4855 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
4857 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
4858 to make better use of cmem loads in the case where a single bit is
4860 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
4862 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
4864 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
4866 (isa_names_table): Handle new features.
4868 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
4869 Andrew Senkevich <andrew.senkevich@intel.com>
4871 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
4872 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
4873 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
4874 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
4875 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
4876 * config/i386/avx5124fmapsintrin.h: New file.
4877 * config/i386/avx5124vnniwintrin.h: Ditto.
4878 * config/i386/constraints.md (h): New constraint.
4879 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
4880 * config/i386/driver-i386.c (host_detect_local_cpu):
4881 Detect avx5124fmaps, avx5124vnniw.
4882 * config/i386/i386-builtin-types.def: Add types
4883 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
4884 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
4885 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
4886 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
4887 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
4888 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
4889 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
4890 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
4891 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
4892 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
4893 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
4894 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
4895 __builtin_ia32_vp4dpwssds_mask): New.
4896 * config/i386/i386-c.c (ix86_target_macros_internal):
4897 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
4898 * config/i386/i386-modes.def: Fixed comment typos, added new
4899 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
4900 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
4902 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
4903 (ix86_option_override_internal): Handle new options.
4904 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
4906 (ix86_expand_builtin): Handle new builtins.
4907 (ix86_additional_allocno_class_p): New.
4908 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
4909 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
4910 (reg_class): Add MOD4_SSE_REGS.
4911 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
4912 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
4913 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
4914 avx5124vnniwintrin.h.
4915 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
4916 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
4917 (define_mode_iterator IMOD4): New.
4918 (define_mode_attr imod4_narrow): Ditto.
4919 (define_insn "mov<mode>"): Ditto.
4920 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
4921 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
4922 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
4923 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
4924 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
4925 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
4926 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
4927 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
4928 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
4929 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
4930 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
4931 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
4932 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
4933 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
4934 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
4935 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
4936 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
4937 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
4938 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
4939 * genmodes.c (mode_size_inline): Extend return type.
4940 * machmode.h (mode_size, mode_base_align): Extend type.
4942 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
4945 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
4946 the appropriate checks for SFmode/DFmode load/stores in GPR
4948 (fusion_addis_mem_combo_store): Likewise.
4949 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
4950 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
4951 d-form instructions for traditional Altivec registers.
4952 (emit_fusion_p9_load): Likewise.
4953 (emit_fusion_p9_store): Likewise.
4954 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
4955 early clobber from scratch register. Do not match if the register
4956 being stored is the scratch register.
4957 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
4958 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
4959 instructions for traditional Altivec registers.
4960 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
4961 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
4962 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
4964 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
4967 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
4968 being live in the function and lr needing to be saved. Distinguish
4969 between already saved pushable registers and registers to push.
4970 Check for LR being an available pushable register.
4972 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4974 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
4975 string input is a string constant.
4976 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
4977 via cmpstrnsi even if neither string is constant.
4979 2016-11-17 Jakub Jelinek <jakub@redhat.com>
4982 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
4983 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
4984 instead, return false if it is NULL, or doesn't fit into uhwi, or
4985 is larger or equal to targetm.max_anchor_offset.
4987 2016-11-17 Pip Cet <pipcet@gmail.com>
4988 Eric Botcazou <ebotcazou@adacore.com>
4990 PR rtl-optimization/78355
4991 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
4992 needs to deal with unaligned accesses.
4993 * doc/tm.texi: Regenerate.
4994 * lra-constraints.c (simplify_operand_subreg): Only invoke
4995 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
4997 2016-11-17 David Malcolm <dmalcolm@redhat.com>
4999 * input.c (selftest::test_lexer_string_locations_long_line): New
5001 (selftest::test_lexer_string_locations_raw_string_multiline): New
5003 (selftest::input_c_tests): Call the new functions, via
5004 for_each_line_table_case.
5006 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5008 * config/aarch64/aarch64.md (mov<mode>): Call
5009 aarch64_split_dimode_const_store on DImode constant stores.
5010 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
5012 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
5015 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5016 Richard Biener <rguenther@suse.de>
5018 PR tree-optimization/77848
5019 * tree-if-conv.c (tree_if_conversion): Always version loops unless
5020 the user specified -ftree-loop-if-convert.
5022 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
5025 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
5026 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
5027 *thumb2_strd_base_neg): Recognize insn regardless of
5028 current_tune->prefer_ldrd_strd.
5029 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
5032 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
5034 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
5037 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
5039 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
5041 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
5042 * config/arc/arc-cpus.def (quarkse_em): Add.
5043 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
5044 * config/arc/arc-opts.h (FPX_QK): Define.
5045 * config/arc/arc-tables.opt: Regenerate.
5046 * config/arc/arc.c (gen_compare_reg): Change.
5047 (arc_register_move_cost): Avoid Dy,Dx moves.
5048 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
5049 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
5050 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
5052 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
5053 (fix_truncsfsi2_fpu): Rename.
5054 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
5055 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
5056 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
5057 * config/arc/t-multilib: Regenerate.
5059 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
5061 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
5063 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
5064 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
5065 (avr_rtx_costs_1, extra_constraint_Q): Same.
5066 (avr_address_cost): Use SUBREG_P if possible.
5068 2016-11-17 Richard Biener <rguenther@suse.de>
5071 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
5072 non-local goto into CFG.
5074 2016-11-17 Richard Biener <rguenther@suse.de>
5076 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
5077 backward compatibility.
5078 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
5079 * tree-if-conv.c (pass_if_conversion::gate): Do not test
5080 flag_tree_loop_if_convert_stores.
5081 (pass_if_conversion::execute): Likewise.
5083 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5085 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
5086 const_double code before calling aarch64_float_const_zero_rtx_p.
5088 2016-11-17 Richard Biener <rguenther@suse.de>
5090 PR tree-optimization/78306
5091 * ipa-inline-analysis.c (initialize_inline_failed): Do not
5092 inhibit inlining if function calls cilk_spawn.
5093 (can_inline_edge_p): Likewise.
5095 2016-11-17 Richard Biener <rguenther@suse.de>
5098 * fold-const.c (negate_expr_p): Fix multiplication case.
5100 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
5103 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
5105 (TARGET_INIT_LIBFUNCS): Delete definition and...
5106 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
5109 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
5111 * config/netbsd-stdint.h: New.
5112 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
5113 (x86_64-*-netbsd*): Likewise.
5115 2016-11-16 Andrew PInski <apinski@cavium.com>
5117 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
5118 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
5119 flag_aarch64_verbose_cost instead of checking for details dump.
5120 (aarch64_rtx_costs_wrapper): Likewise.
5122 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5124 PR rtl-optimization/78378
5125 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
5126 inner only if pos is 0. Fix up formatting.
5128 2016-11-17 Alan Modra <amodra@gmail.com>
5130 PR rtl-optimization/78325
5131 PR rtl-optimization/70890
5132 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
5135 2016-11-16 Jason Merrill <jason@redhat.com>
5137 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
5139 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5140 Richard Biener <rguenther@suse.de>
5142 PR tree-optimization/77848
5143 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
5144 an outer loop, only save basic block aux information for the inner
5146 (versionable_outer_loop_p): New function.
5147 (tree_if_conversion): Version the outer loop instead of the inner
5148 one if the pattern will be recognized for outer-loop
5151 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
5153 * gcc/bb-reorder.c: Remove 'toplev.h' include.
5154 (pass_partition_blocks::gate): No longer check
5155 user_defined_section_attribute, instead check the function decl
5156 for a section attribute.
5157 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
5158 set user_defined_section_attribute.
5159 * gcc/final.c (rest_of_handle_final): Likewise.
5160 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
5161 * gcc/toplev.h: Remove declaration of
5162 user_defined_section_attribute.
5164 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5166 * config/mips/mips.md (casesi_internal_mips16_<mode>):
5167 Explicitly switch between JR and JRC for the table jump. Adjust
5170 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5172 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
5173 `insn_count' to 11 rather than 16.
5175 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5177 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
5178 `ltu' rather than `leu' operation in the RTL pattern
5180 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5182 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
5183 missing <d> instruction prefixes throughout. Correct
5186 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5188 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
5189 rather than R_MIPS_JALR relocation in microMIPS code. Do not
5190 cancel short delay slots in PIC call relaxation.
5192 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
5194 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
5195 general register with general register or ARM constant into SP
5198 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5201 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
5202 that loop->header == body_bb if broken_loop.
5204 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
5206 * tree-ssa-math-opts.c (bswap_replace): Remove test
5207 of SLOW_UNALIGNED_ACCESS.
5209 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
5211 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
5212 is selected. Pass -mgomp to offload compiler in OpenMP case.
5213 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
5214 declaration from nvptx.c.
5215 (nvptx_gen_shuffle): Declare.
5216 (nvptx_output_set_softstack): Declare.
5217 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
5218 (need_softstack_decl): New variable.
5219 (need_unisimt_decl): New variable.
5220 (diagnose_openacc_conflict): New. Use it...
5221 (nvptx_option_override): ...here. Handle TARGET_GOMP.
5222 (nvptx_encode_section_info): Handle "shared" attribute.
5223 (write_as_kernel): Restrict to OpenACC target regions.
5224 (init_softstack_frame): New.
5225 (nvptx_init_unisimt_predicate): New.
5226 (write_omp_entry): New. Use it...
5227 (nvptx_declare_function_name): ...here to emit OpenMP target region
5228 entrypoints. Handle TARGET_SOFT_STACK. Call
5229 nvptx_init_unisimt_predicate.
5230 (nvptx_output_set_softstack): New.
5231 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
5232 (nvptx_gen_shuffle): Export.
5233 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
5235 (nvptx_print_operand): Fix handling of instruction predicates.
5236 (nvptx_get_unisimt_master): New helper function.
5237 (nvptx_get_unisimt_predicate): Ditto.
5238 (nvptx_call_insn_is_syscall_p): Ditto.
5239 (nvptx_unisimt_handle_set): Ditto.
5240 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
5241 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
5242 (nvptx_handle_shared_attribute): New. Use it...
5243 (nvptx_attribute_table): ... here (new entry).
5244 (nvptx_record_offload_symbol): Handle NULL attributes.
5245 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
5246 (nvptx_simt_vf): New.
5247 (TARGET_SIMT_VF): Define.
5248 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
5249 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
5250 -muniform-simt option is active.
5251 (STACK_SIZE_MODE): Define.
5252 (FIXED_REGISTERS): Adjust.
5253 (SOFTSTACK_SLOT_REGNUM): New.
5254 (SOFTSTACK_PREV_REGNUM): New.
5255 (REGISTER_NAMES): Adjust.
5256 (struct machine_function): New fields.
5257 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
5258 (UNSPEC_VOTE_BALLOT): Ditto.
5259 (UNSPEC_LANEID): Ditto.
5260 (UNSPECV_NOUNROLL): Ditto.
5261 (atomic): New attribute.
5262 (predicable): New attribute. Generate predicated forms via
5264 (br_true): Mark as not predicable.
5266 (br_true_uni): Ditto.
5267 (br_false_uni): Ditto.
5269 (trap_if_true): Ditto.
5270 (trap_if_false): Ditto.
5271 (nvptx_fork): Ditto.
5272 (nvptx_forked): Ditto.
5273 (nvptx_joining): Ditto.
5274 (nvptx_join): Ditto.
5275 (nvptx_barsync): Ditto.
5276 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
5277 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
5278 (allocate_stack_<mode>): Remove unused pattern.
5279 (set_softstack_insn): New pattern.
5280 (restore_stack_block): Handle for TARGET_SOFT_STACK.
5281 (nvptx_vote_ballot): New pattern.
5282 (omp_simt_lane): Ditto.
5283 (omp_simt_last_lane): Ditto.
5284 (omp_simt_ordered): Ditto.
5285 (omp_simt_vote_any): Ditto.
5286 (omp_simt_xchg_bfly): Ditto.
5287 (omp_simt_xchg_idx): Ditto.
5288 (nvptx_nounroll): Ditto.
5289 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
5290 (atomic_exchange<mode>): Ditto.
5291 (atomic_fetch_add<mode>): Ditto.
5292 (atomic_fetch_addsf): Ditto.
5293 (atomic_fetch_<logic><mode>): Ditto.
5294 * config/nvptx/nvptx.opt (msoft-stack): New option.
5295 (muniform-simt): Ditto.
5297 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
5298 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
5299 * doc/invoke.texi (msoft-stack): Document.
5300 (muniform-simt): Document
5302 * doc/tm.texi: Regenerate.
5303 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
5304 * target.def: Define it.
5305 * target-insns.def (omp_simt_lane): New.
5306 (omp_simt_last_lane): New.
5307 (omp_simt_ordered): New.
5308 (omp_simt_vote_any): New.
5309 (omp_simt_xchg_bfly): New.
5310 (omp_simt_xchg_idx): New.
5312 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5314 * config/mips/mips-protos.h (mips_set_text_contents_type): New
5316 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
5317 (ASM_OUTPUT_CASE_END): Likewise.
5318 * config/mips/mips.c (mips_set_text_contents_type): New function.
5319 (mips16_emit_constants): Record the pool's initial label number
5320 with the `consttable' insn. Emit a `consttable_end' insn at the end.
5321 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
5322 for `consttable' insns.
5323 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
5324 for `consttable_end' insns.
5325 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
5326 (consttable): Add operand.
5327 (consttable_end): New insn.
5329 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
5331 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
5332 * tree-if-conv.c (tree_if_conversion): Make public.
5333 * * tree-if-conv.h: New file.
5334 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
5335 dynamic alias checks for epilogues.
5336 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
5337 * tree-vect-loop.c: include tree-if-conv.h.
5338 (new_loop_vec_info): Add zeroing orig_loop_info field.
5339 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
5340 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
5341 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
5342 using passed argument.
5343 (vect_transform_loop): Check if created epilogue should be returned
5344 for further vectorization with less vf. If-convert epilogue if
5345 required. Print vectorization success for epilogue.
5346 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
5347 if it is required, pass loop_vinfo produced during vectorization of
5348 loop body to vect_analyze_loop.
5349 * tree-vectorizer.h (struct _loop_vec_info): Add new field
5351 (LOOP_VINFO_ORIG_LOOP_INFO): New.
5352 (LOOP_VINFO_EPILOGUE_P): New.
5353 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
5354 (vect_do_peeling): Change prototype to return epilogue.
5355 (vect_analyze_loop): Add argument of loop_vec_info type.
5356 (vect_transform_loop): Return created loop.
5358 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
5360 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
5361 component as used also if LR_REGNO is a live input to the bb.
5362 * df-scan.c (df_get_entry_block_def_set): Return immediately after
5363 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
5364 (df_get_exit_block_use_set): Ditto.
5365 * df.h (df_scan_flags): New enum.
5366 * shrink-wrap.c (try_shrink_wrapping_separate): Set
5367 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
5368 df_update_entry_block_defs and df_update_exit_block_uses
5369 at the start; clear the flag and call those functions at the end.
5371 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5372 Alan Hayward <alan.hayward@arm.com>
5373 David Sherwood <david.sherwood@arm.com>
5375 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
5376 nb_iterations to the number of latch iterations rather than the
5377 number of loop iterations.
5379 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5380 Alan Hayward <alan.hayward@arm.com>
5381 David Sherwood <david.sherwood@arm.com>
5383 * combine.c (maybe_swap_commutative_operands): New function.
5384 (combine_simplify_rtx): Use it.
5385 (change_zero_ext): Likewise.
5386 (make_compound_operation_int): New function, split out of...
5387 (make_compound_operation): ...here. Use
5388 maybe_swap_commutative_operands for both.
5390 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
5392 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
5393 (neon-vfpv3): New FPU, currently an alias for 'neon'.
5394 * arm/arm-tables.opt: Regenerated.
5395 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
5397 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
5398 and 'neon' are aliases for specific implementations.
5400 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5401 Alan Hayward <alan.hayward@arm.com>
5402 David Sherwood <david.sherwood@arm.com>
5404 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
5405 and use it in the final call to gen_rtx_fmt_ee.
5406 (expand_vec_cond_expr): Update accordingly.
5407 (expand_vec_cmp_expr): Likewise.
5409 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5410 Alan Hayward <alan.hayward@arm.com>
5411 David Sherwood <david.sherwood@arm.com>
5413 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
5415 2016-11-16 Richard Biener <rguenther@suse.de>
5418 * gimplify.c (gimplify_function_tree): Do not instrument
5419 GNU extern inline functions.
5421 2016-11-16 Martin Liska <mliska@suse.cz>
5424 * gimplify.c (gimplify_switch_expr): Always save previous
5425 gimplify_ctxp->live_switch_vars.
5427 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
5429 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
5430 zero_extract operations to allow a movb to occur.
5431 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
5432 * testsuite/gcc.target/arc/movb-2.c: Likewise.
5433 * testsuite/gcc.target/arc/movb-5.c: Likewise.
5434 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
5437 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5438 Alan Hayward <alan.hayward@arm.com>
5439 David Sherwood <david.sherwood@arm.com>
5441 * expr.c (emit_group_load_1): Tighten check for whether an
5442 access involves only one operand of a CONCAT. Use extract_bit_field
5443 for constants if the bit range does span the whole operand.
5445 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5446 Alan Hayward <alan.hayward@arm.com>
5447 David Sherwood <david.sherwood@arm.com>
5449 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
5451 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5452 Alan Hayward <alan.hayward@arm.com>
5453 David Sherwood <david.sherwood@arm.com>
5455 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
5456 all three iteration counts with an any_* test. Use a single update
5457 for each count. Fix the calculation of nb_iterations_estimate.
5459 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5461 * config/pdp11/pdp11.c: Include dbxout.h.
5463 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5465 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
5467 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5470 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
5471 proper ranges for an SBFX instruction.
5472 (extzv_t2): Likewise for UBFX.
5474 2016-11-16 Richard Biener <rguenther@suse.de>
5476 PR tree-optimization/78348
5477 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
5478 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
5479 (classify_partition): Set PKIND_MEMCPY if dependence analysis
5480 revealed no dependency, PKIND_MEMMOVE otherwise.
5482 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5485 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
5486 it points to non-NULL tree, use it instead of ubsan_create_data.
5487 (instrument_si_overflow): Handle vector signed integer overflow
5489 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
5490 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
5491 vector IFN_UBSAN_CHECK_*.
5492 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
5493 pass it through to ubsan_build_overflow_builtin.
5494 (expand_neg_overflow, expand_mul_overflow): Likewise.
5495 (expand_vector_ubsan_overflow): New function.
5496 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
5497 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
5498 (expand_arith_overflow): Adjust expand_*_overflow callers.
5500 2016-11-16 Matthias Klose <doko@ubuntu.com>
5502 * doc/install.texi: Remove references to java/libjava.
5504 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
5506 * tree-ssa-coalesce.c (register_default_def): Remove
5507 register_ssa_partition.
5508 (create_outofssa_var_map): Likewise.
5509 * tree-ssa-live.c (register_ssa_partition_check): Remove.
5510 * tree-ssa-live.h (register_ssa_partition): Likewise.
5512 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
5514 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
5515 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
5516 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
5517 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
5518 rtx when all sub-rtx are also permanent.
5519 (attr_eq): Simplify.
5520 (attr_copy_rtx): Remove.
5521 (make_canonical, get_attr_value): Use attr_equal_p.
5522 (copy_boolean): Rehash NOT.
5523 (simplify_test_exp_in_temp,
5524 optimize_attrs): Remove call to attr_copy_rtx.
5525 (attr_alt_intersection, attr_alt_union,
5526 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
5527 (make_automaton_attrs): Use attr_eq.
5529 2016-11-15 Matthias Klose <doko@ubuntu.com>
5531 * doc/install.texi: Remove references to java/libjava.
5532 * doc/sourcebuild.texi: Likewise.
5533 * doc/invoke.texi: Likewise.
5534 * doc/standards.texi: Likewise.
5536 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5537 Alan Hayward <alan.hayward@arm.com>
5538 David Sherwood <david.sherwood@arm.com>
5540 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
5542 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5543 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5544 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5545 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5546 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5547 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5548 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5550 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5551 Alan Hayward <alan.hayward@arm.com>
5552 David Sherwood <david.sherwood@arm.com>
5554 * dce.c (check_argument_store): Pass the size instead of
5555 the memory reference.
5556 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
5558 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5559 Alan Hayward <alan.hayward@arm.com>
5560 David Sherwood <david.sherwood@arm.com>
5562 * alias.c (canon_rtx): Use simplify_gen_binary.
5564 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5565 Alan Hayward <alan.hayward@arm.com>
5566 David Sherwood <david.sherwood@arm.com>
5568 * rtl.h (load_extend_op): Declare.
5569 * rtlanal.c (load_extend_op): New function.
5570 (nonzero_bits1): Use it.
5571 (num_sign_bit_copies1): Likewise.
5572 * cse.c (cse_insn): Likewise.
5573 * fold-const.c (fold_single_bit_test): Likewise.
5574 (fold_unary_loc): Likewise.
5575 * fwprop.c (free_load_extend): Likewise.
5576 * postreload.c (reload_cse_simplify_set): Likewise.
5577 (reload_cse_simplify_operands): Likewise.
5578 * combine.c (try_combine): Likewise.
5579 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
5580 subreg_lowpart_p checks.
5582 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5583 Alan Hayward <alan.hayward@arm.com>
5584 David Sherwood <david.sherwood@arm.com>
5586 * combine.c (simplify_shift_const_1): Use the number of bits
5587 in the inner mode to determine the range of the shift.
5588 When handling shifts of vectors, skip any rules that apply
5591 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5592 Alan Hayward <alan.hayward@arm.com>
5593 David Sherwood <david.sherwood@arm.com>
5595 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
5598 2016-11-15 Matthias Klose <doko@ubuntu.com>
5600 * doc/install.texi: Remove references to gcj/libjava.
5601 * doc/invoke.texi: Likewise.
5603 2016-11-15 Jeff Law <law@redhat.com>
5605 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
5606 parameter. Callers changed.
5607 (check-subpath_and_update_thread_path): Extracted from
5608 fsm_find_control_statement_thread_paths.
5609 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
5610 (handle_phi, handle_assignment): Allow any constant node, not
5613 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
5615 * config/arc/arc-arch.h: New file.
5616 * config/arc/arc-arches.def: Likewise.
5617 * config/arc/arc-cpus.def: Likewise.
5618 * config/arc/arc-options.def: Likewise.
5619 * config/arc/t-multilib: Likewise.
5620 * config/arc/genmultilib.awk: Likewise.
5621 * config/arc/genoptions.awk: Likewise.
5622 * config/arc/arc-tables.opt: Likewise.
5623 * config/arc/driver-arc.c: Likewise.
5624 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
5625 * common/config/arc/arc-common.c (arc_handle_option): Trace
5627 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
5628 options; check for supported cpu against arc-cpus.def file.
5629 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
5630 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
5631 * config/arc/arc-c.def: Add emacs local variables.
5632 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
5633 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
5634 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
5635 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
5636 (DEFAULT_arc_fpu_build): Define.
5637 (DEFAULT_arc_mpy_option): Define.
5638 * config/arc/arc-protos.h (arc_init): Delete.
5639 * config/arc/arc.c (arc_cpu_name): New variable.
5640 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
5641 (arc_arc700, arc_arc600, arc_arc601): New variable.
5642 (arc_init): Add static; remove selection of default tune value,
5643 cleanup obsolete error messages.
5644 (arc_override_options): Make use of .def files for selecting the
5645 right cpu and option configurations.
5646 * config/arc/arc.h (stdbool.h): Include.
5647 (TARGET_CPU_DEFAULT): Define.
5648 (CPP_SPEC): Remove mcpu=NPS400 handling.
5649 (arc_cpu_to_as): Declare.
5650 (EXTRA_SPEC_FUNCTIONS): Define.
5651 (OPTION_DEFAULT_SPECS): Likewise.
5652 (ASM_DEFAULT): Remove.
5653 (ASM_SPEC): Use arc_cpu_to_as.
5654 (DRIVER_SELF_SPECS): Remove deprecated options.
5655 (arc_base_cpu): Declare.
5656 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
5657 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
5659 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
5660 * config/arc/arc.md (attr_cpu): Remove.
5661 * config/arc/arc.opt (mno-mpy): Deprecate.
5662 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
5663 (mcpu=ARCHS): Remove.
5664 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
5666 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
5667 (arc_fpu): Use new defines.
5668 (mpy-option): Change to use numeric or string like inputs.
5669 * config/arc/t-arc (driver-arc.o): New target.
5670 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
5671 * config/arc/t-arc-newlib: Delete.
5672 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
5673 * doc/invoke.texi (ARC): Update arc options.
5675 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
5677 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
5678 insn at the beginning of the constant pool.
5679 (mips_insert_insn_pseudos): New function.
5680 (mips_machine_reorg2): Call it.
5681 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
5682 UNSPEC_INSN_PSEUDO enum values.
5683 (insn_pseudo, consttable): New insns.
5685 2016-11-15 Michael Matz <matz@suse.de>
5687 PR missed-optimization/77881
5688 * combine.c (simplify_comparison): Remove useless subregs
5689 also inside the loop, not just after it.
5690 (make_compound_operation): Recognize some subregs as being
5693 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5694 Alan Hayward <alan.hayward@arm.com>
5695 David Sherwood <david.sherwood@arm.com>
5697 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
5700 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5702 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
5703 for using xxinsertw and vinsert{b,h} on ISA 3.0.
5705 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
5706 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
5707 vinsert{b,h} on ISA 3.0.
5709 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
5711 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
5712 and cmpnop in two steps: first the ones not accessed in original gimple
5713 expression in a endian independent way and then the ones not accessed
5714 in the final result in an endian-specific way.
5715 (bswap_replace): Stop doing big endian adjustment.
5717 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
5719 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
5720 (*ashl<mode>3_doubleword): Ditto.
5722 2016-11-14 Martin Liska <mliska@suse.cz>
5724 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
5726 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
5727 Richard Biener <rguenther@suse.de>
5729 * doc/invoke.texi (fgimple): Document.
5730 * dumpfile.h (TDF_GIMPLE): Add.
5731 * dumpfile.c (dump_options): Add gimple.
5732 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
5734 (dump_gimple_label): Likewise.
5735 (dump_gimple_phi): Likewise.
5736 (dump_gimple_bb_header): Likewise.
5737 (dump_phi_nodes): Likewise.
5738 (pp_cfg_jump): Likewise. Pass in dump flags.
5739 (dump_implicit_edges): Adjust.
5740 * passes.c (pass_init_dump_file): Do not dump function header
5742 * tree-cfg.c (dump_function_to_file): Dump function return type
5743 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
5745 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
5746 (dump_generic_node): Likewise.
5747 * function.h (struct function): Add pass_startwith member.
5748 * passes.c (execute_one_pass): Implement startwith.
5749 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
5750 and assign proper version for parsed ssa names.
5751 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
5752 * internal-fn.c (expand_PHI): New function.
5753 * internal-fn.h (expand_PHI): Declared here.
5754 * internal-fn.def: New defination for PHI.
5755 * tree-cfg.c (lower_phi_internal_fn): New function.
5756 (build_gimple_cfg): Call it.
5757 (verify_gimple_call): Condition for passing label as arg in internal
5759 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
5760 present PHIs with arguments.
5762 2016-11-14 Martin Liska <mliska@suse.cz>
5765 * common.opt: Add prefer-atomic as a new enum value for
5767 * coretypes.h: Likewise.
5768 * doc/invoke.texi: Document the new option value.
5769 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
5770 * tree-profile.c (tree_profiling): Select default value
5771 of -fprofile-update when 'prefer-atomic' is selected.
5773 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5775 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
5776 (cortex_a57_alu_shift): ...here.
5778 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5780 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
5782 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
5783 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
5784 (<optab>si3_insn_uxtw): Likewise.
5785 (<optab><mode>3_insn): Likewise.
5786 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
5787 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
5788 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
5789 (<optab><mode>): Likewise.
5790 (insv<mode>): Likewise.
5791 (andim_ashift<mode>_bfiz): Likewise.
5792 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
5793 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
5794 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
5795 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
5796 (exynos_m1_alu_p): Likewise.
5797 * config/arm/types.md: Add bfx.
5798 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
5800 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5802 * config/aarch64/aarch64.c (cortexa57_vector_cost):
5803 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
5805 2016-11-14 Richard Biener <rguenther@suse.de>
5807 PR tree-optimization/78312
5808 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
5809 flow-sensitive info.
5811 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
5814 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
5815 * config/avr/avr.opt (-mabsdata): New option.
5816 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
5817 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
5818 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
5819 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
5820 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
5821 spec depending on AVR_ISA_LDS.
5822 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
5824 2016-11-13 Jakub Jelinek <jakub@redhat.com>
5826 * match.pd: Don't try to compare addresses of variables with
5829 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
5831 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
5832 (propagate_vr_accross_jump_function): Handle unary expressions.
5833 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
5834 (load_from_param_1): New.
5835 (load_from_unmodified_param): Factor common part into load_from_param_1.
5836 (load_from_param): New.
5837 (compute_complex_assign_jump_func): Handle unary expressions.
5838 (update_jump_functions_after_inlining): Likewise.
5839 (ipa_write_jump_function): Likewise.
5840 (ipa_read_jump_function): Likewise.
5842 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5845 * doc/invoke.texi: Document Wrestrict.
5846 * pretty-print.c (pp_format): Add case for "Z" specifier.
5847 (test_pp_format): Test "Z" specifier.
5849 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
5851 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
5852 original function needs a static chain.
5854 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
5857 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
5860 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
5863 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
5864 return early if !optional_tbtab.
5866 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
5868 PR rtl-optimization/59461
5869 * doc/rtl.texi (paradoxical subregs): Add missing word.
5870 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
5871 in modes with precision larger than that of last_set_mode.
5872 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
5873 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
5874 REGs to paradoxical SUBREGs.
5875 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
5876 larger than a word before invoking LOAD_EXTEND_OP on it.
5878 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5881 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
5882 element order for little endian ordering.
5884 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
5885 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
5888 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
5891 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
5892 when calculating operand 2.
5893 (rotate to rotatex zext splitter): Ditto.
5895 2016-11-11 Jeff Law <law@redhat.com>
5897 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
5899 (stmt_uses_name_in_undefined_way): New function, extracted from
5900 find_implicit_erroneous_behavior and extended for div/mod case.
5901 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
5902 find_explicit_erroneous_behavior and extended for div/mod case.
5903 (find_implicit_erroneous_behavior): Use new helper function.
5904 (find_explicit_erroneous_behavior): Use new helper function.
5906 2016-11-11 Richard Biener <rguenther@suse.de>
5908 PR tree-optimization/71575
5909 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
5912 2016-11-11 Richard Biener <rguenther@suse.de>
5915 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
5916 about uninitialized destination arg of BIT_INSERT_EXPR.
5918 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
5921 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
5922 terminology. Expand to remove ambiguity.
5924 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
5926 PR rtl-optimization/78232
5927 * combine.c (try_combine): Add a big comment about why reusing i2dest
5929 (change_zero_ext): Do not call simplify_gen_binary, do the
5930 simplifications manually.
5932 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
5934 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
5935 enable HImode and QImode to go in vector registers by default if
5936 the -mvsx-small-integer option is enabled.
5937 (rs6000_secondary_reload_simple_move): Likewise.
5938 (rs6000_preferred_reload_class): Don't force integer constants to
5939 be loaded into vector registers that we can easily make into
5940 memory (or being created in the GPRs and moved over with direct move).
5941 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
5942 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
5943 vector extraction on ISA 3.0 when the scalar integer can be
5944 allocated in vector registers. Generate the VEC_SELECT directy,
5945 and don't use UNSPEC's to avoid having the scalar type in a vector
5946 register. Make the expander target registers, and let the
5947 combiner fold in results storing to memory, if the machine
5949 (vsx_extract_<mode>_di): Likewise.
5950 (vsx_extract_<mode>_p9): Likewise.
5951 (vsx_extract_<mode>_di_p9): Likewise.
5952 (vsx_extract_<mode>_store_p9): Likewise.
5953 (vsx_extract_si): Likewise.
5954 (vsx_extract_<mode>_p8): Likewise.
5955 (p9_lxsi<wd>zx): Delete, no longer used.
5956 (p9_stxsi<wd>x): Likewise.
5957 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
5958 integers in vector registers for ISA 3.0.
5959 (QHI): Update comment.
5960 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
5961 vector extract instructions in sign/zero extend.
5962 (zero_extendhi<mode>): Likewise.
5963 (extendqi<mode>): Likewise.
5964 (extendhi<mode>2): Likewise.
5965 (HImode splitter for load/sign extend in vector register): Likewise.
5966 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
5967 optimizing floating point conversions to/from small data types and
5968 rewrite it to support QImode/HImode being allowed in vector
5969 registers on ISA 3.0.
5970 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
5971 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
5972 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
5973 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
5974 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
5975 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
5976 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
5977 VSPLITISW on ISA 2.07.
5978 (movhi_internal): Combine movhi_internal and movqi_internal into
5979 one mov<mode>_internal with an iterator. Add support for QImode
5980 and HImode being allowed in vector registers. Make large number
5981 of attributes and constraints easier to read.
5982 (movqi_internal): Likewise.
5983 (mov<mode>_internal): Likewise.
5984 (movdi_internal64): Fix constraint to allow loading -16..15 with
5985 VSPLITISW on ISA 2.07.
5986 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
5989 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
5991 PR rtl-optimization/78241
5992 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
5993 but emit initial peel copy if niter expr is not reliable.
5995 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
5997 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
5998 (maybe_record_trace_start): If the CFI is different on the new and
5999 old paths, print out both to the dump file before ICEing.
6001 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
6003 * target.def (additional_allocno_class_p): New.
6004 * hooks.h (hook_bool_reg_class_t_false): New prototype.
6005 * hooks.c (hook_bool_reg_class_t_false): New.
6006 * ira.c (setup_allocno_and_important_classes): Use the new hook.
6007 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
6008 * doc/tm.texi: Update.
6010 2016-11-10 Jason Merrill <jason@redhat.com>
6012 * gengtype.c (new_structure): Append to structures list.
6013 (find_structure): Likewise.
6015 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
6017 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
6018 this_dir is 2. Check for this_dir non-zero before dir != this_dir
6021 2016-11-10 Jakub Jelinek <jakub@redhat.com>
6023 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
6024 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
6026 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
6027 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
6028 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
6029 teams distribute parallel for simd even to distribute and teams
6030 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
6031 OMP_CLAUSE_DEPEND_SINK case.
6032 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
6033 (omp_no_lastprivate): Removed.
6034 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
6035 (gimplify_omp_for): Likewise.
6036 (computable_teams_clause): Fail for automatic vars from current
6037 function not yet seen in bind expr.
6038 * langhooks.c (lhd_omp_scalar_p): New function.
6039 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
6040 * varpool.c (varpool_node::get_create): Set node->offloading
6041 even for DECL_EXTERNAL decls.
6042 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
6043 (LANG_HOOKS_OMP_SCALAR_P): Define.
6044 (LANG_HOOKS_DECLS): Use it.
6046 2016-11-10 Martin Liska <mliska@suse.cz>
6049 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
6050 only when SWITCH_BODY is a BIND_EXPR.
6052 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
6055 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
6056 on the context only when it has no DIE yet.
6058 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
6060 * arm.h (target_cpus): Delete.
6061 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
6062 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
6063 (all_architectures): Likewise.
6064 (arm_option_override): Adjust use of CPU enums.
6065 (arm_sched_reorder): Likewise.
6066 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
6067 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
6068 * arm/genopt.sh (processor_type): Prefix enumeration entries with
6070 * arm-tables.opt: Regenerated.
6072 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
6074 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
6076 * config/aarch64/aarch64-tune.md: Regenerated.
6077 * config/arm/arm-cores.def (falkor): New core.
6078 * config/arm/arm-tables.opt: Regenerated.
6079 * config/arm/arm-tune.md: Regenerated.
6080 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
6081 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
6082 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
6083 (ARM Options/-mtune): Likewise.
6085 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
6088 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6090 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
6091 (propagate_vr_accross_jump_function): Likewise.
6092 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
6093 (load_from_param_1): New.
6094 (load_from_unmodified_param): Factor common part into load_from_param_1.
6095 (load_from_param): New.
6096 (compute_complex_assign_jump_func): Handle unary expressions.
6097 (ipa_write_jump_function): Likewise.
6098 (ipa_read_jump_function): Likewise.
6100 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
6102 * simplify-rtx.c (simplify_binary_operation_1): Simplify
6103 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
6104 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
6107 2016-11-09 David Malcolm <dmalcolm@redhat.com>
6109 * print-rtl-function.c: Include varasm.h.
6110 (print_any_param_name): New function.
6111 (print_param): New function.
6112 (print_rtx_function): Call print_param for each argument.
6113 * print-rtl.c (rtx_writer::finish_directive): New function.
6114 * print-rtl.h (rtx_writer::finish_directive): New decl.
6116 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
6119 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
6120 operand 0 as earlyclobber.
6121 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
6123 2016-11-09 Martin Liska <mliska@suse.cz>
6125 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
6127 2016-11-09 Jakub Jelinek <jakub@redhat.com>
6130 * builtins.c (expand_builtin_memcmp): Formatting fix.
6132 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
6133 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
6134 or of them, renumber other enumerators.
6135 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
6136 * doc/invoke.texi: Document -fsanitize=shift-base and
6137 -fsanitize-shift-exponent, document -fsanitize=shift as
6138 having those 2 suboptions.
6140 2016-11-09 Richard Biener <rguenther@suse.de>
6142 * fold-const.c (tree_swap_operands_p): Remove unused arg.
6143 * fold-const.c (tree_swap_operands_p): Likewise.
6144 (fold_binary_loc): Adjust.
6145 (fold_ternary_loc): Likewise.
6146 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
6147 * gimple-fold.c (fold_stmt_1): Likewise.
6148 * gimple-match-head.c (gimple_resimplify2): Likewise.
6149 (gimple_resimplify3): Likewise.
6150 (gimple_simplify): Likewise.
6151 * tree-ssa-dom.c (record_equality): Likewise.
6152 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
6153 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
6154 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
6156 2016-11-09 Richard Biener <rguenther@suse.de>
6158 * tree-ssa-dom.c (canonicalize_comparison): Remove.
6159 (optimize_stmt): Remove redundant pre-propagation canonicalization
6160 of comparison operand order.
6162 2016-11-09 Martin Liska <mliska@suse.cz>
6164 * fold-const-call.c (fold_const_call): Fix the folding.
6166 2016-11-09 Richard Biener <rguenther@suse.de>
6168 * common.opt (flag_evaluation_order): Remove.
6169 * expr.c (expand_operands): Remove code guarded by
6170 flag_evaluation_order.
6171 * fold-const.c (reorder_operands_p): Remove, it always returns
6173 (negate_expr_p): Remove calls to reorder_operands_p.
6174 (fold_negate_expr): Likewise.
6175 (tree_swap_operands_p): Likewise.
6176 (fold_binary_loc): Likewise.
6178 2016-11-09 Andreas Schwab <schwab@suse.de>
6181 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
6182 insns operating on a register.
6184 2016-11-09 Richard Biener <rguenther@suse.de>
6186 PR tree-optimization/78007
6187 * tree-vect-stmts.c (vectorizable_bswap): New function.
6188 (vectorizable_call): Call vectorizable_bswap for
6189 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
6191 2016-11-09 Richard Biener <rguenther@suse.de>
6193 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
6194 Look at the DR_BASE_ADDRESS object for forcing alignment.
6196 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6198 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
6199 (propagate_vr_accross_jump_function): Likewise.
6200 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
6201 (load_from_param_1): New.
6202 (load_from_unmodified_param): Factor common part into load_from_param_1.
6203 (load_from_param): New.
6204 (compute_complex_assign_jump_func): Handle unary expressions.
6205 (ipa_write_jump_function): Likewise.
6206 (ipa_read_jump_function): Likewise.
6208 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6211 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
6212 Also fold constant passed as argument while computing value range.
6213 (propagate_constants_accross_call): Pass param type.
6214 * ipa-prop.c: export ipa_get_callee_param_type.
6215 * ipa-prop.h: export ipa_get_callee_param_type.
6217 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
6219 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
6220 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
6222 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
6224 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
6225 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
6226 ASAN_STACK_MAGIC_MIDDLE.
6227 (asan_global_struct): Increase the size of fields.
6228 (asan_add_global): Add new field constructor.
6229 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
6230 __asan_version_mismatch_check_v8.
6232 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
6234 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
6237 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
6240 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
6241 Handle ASHIFT and LSHIFTRT.
6242 (dimode_scalar_chain::compute_convert_gain): Ditto.
6243 (dimode_scalar_chain::convert_insn): Ditto.
6245 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6247 * gimple-ssa-store-merging.c: Include selftest.h
6248 (verify_array_eq): New function.
6249 (verify_shift_bytes_in_array): Likewise.
6250 (verify_shift_bytes_in_array_right): Likewise.
6251 (verify_clear_bit_region): Likewise.
6252 (verify_clear_bit_region_be): Likewise.
6253 (store_merging_c_tests): Likewise.
6254 * selftest.h (store_merging_c_tests): Declare prototype.
6255 * selftest-run-tests.c (selftest::run_tests): Run
6256 store_merging_c_tests.
6258 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6260 * config/arm/arm.opt (mold-rtx-costs): Delete.
6261 (mnew-generic-costs): Delete.
6262 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
6263 * config/arm/arm.c (arm_rtx_costs_1): Delete.
6264 (arm_size_rtx_costs): Likewise.
6265 (arm_slowmul_rtx_costs): Likewise.
6266 (arm_fastmul_rtx_costs): Likewise.
6267 (arm_xscale_rtx_costs): Likewise.
6268 (arm_9e_rtx_costs): Likewise.
6269 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
6270 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
6271 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
6272 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
6273 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
6274 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
6275 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
6276 arm_cortex_m7_tune):
6277 Delete rtx_costs field.
6278 (arm_new_rtx_costs): Rename to...
6279 (arm_rtx_costs_internal): ... This.
6280 (arm_rtx_costs): Remove old way of doing rtx costs.
6282 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6284 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
6285 (arm_fastmul_tune): Likewise.
6286 (arm_strongarm_tune): Likewise.
6287 (arm_xscale_tune): Likewise.
6288 (arm_9e_tune): Likewise.
6289 (arm_marvell_pj4_tune): Likewise.
6290 (arm_v6t2_tune): Likewise.
6291 (arm_v6m_tune): Likewise.
6292 (arm_fa726te_tune): Likewise.
6294 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6296 PR tree-optimization/78234
6297 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
6300 2016-11-08 Martin Liska <mliska@suse.cz>
6303 * dbgcnt.def: Add new debug counter asan_use_after_scope.
6304 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
6305 with a value expr. Do not add artificial variables to
6306 live_switch_vars. Use the debug counter.
6307 (gimplify_target_expr): Use the debug counter.
6308 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
6309 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
6310 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
6312 2016-11-08 Richard Biener <rguenther@suse.de>
6314 * tree-vect-stmts.c (get_group_load_store_type): If the
6315 access is aligned do not trigger peeling for gaps.
6316 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
6317 force alignment of vars with DECL_USER_ALIGN.
6319 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
6321 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
6323 2016-11-08 Richard Biener <rguenther@suse.de>
6325 PR tree-optimization/78205
6326 * tree-vect-stmts.c (vectorizable_load): Move check whether
6327 we may run into gaps when BB vectorizing SLP permutations ...
6328 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
6329 here where we can do a more precise check.
6331 2016-11-08 Richard Biener <rguenther@suse.de>
6333 PR tree-optimization/78224
6334 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
6335 Split the fallthru edge in case its successor may have PHIs.
6336 Do not free dominance info.
6338 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6341 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
6342 EH info even for bzhi and pdep/pext.
6344 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
6346 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
6347 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
6349 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
6351 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
6353 * config/rs6000/vector.md (div<mode>3): Ditto.
6355 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
6357 * configure.ac (.hidden): Change to conftest_s string. Provide string
6359 (gcc_cv_ld_hidden): Yes for AIX.
6360 * configure: Regenerate.
6362 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
6364 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
6365 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
6366 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
6367 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
6368 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
6369 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
6371 (rs6000_xcoff_visibility): New.
6372 (rs6000_xcoff_declare_function_name): Add visibility support.
6373 (rs6000_xcoff_asm_globalize_decl_name): New.
6374 (rs6000_xcoff_asm_output_aligned_decl_common): New.
6375 (rs6000_asm_weaken_decl): New.
6376 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
6377 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
6380 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
6383 * incpath.c (remove_dup): Also silently ignore EPERM.
6385 2016-11-07 Martin Jambor <mjambor@suse.cz>
6387 * tree.c (verify_type_variant): Use pointer comparison to check that
6388 TYPE_SIZE_UNIT match.
6390 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6393 * dse.c (dse_step5): Call scan_reads even if just
6394 insn_info->frame_read. Improve and fix dump file messages.
6397 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
6398 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
6400 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6403 * match.pd: Add following two patterns:
6404 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
6405 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
6407 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
6409 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
6410 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
6411 * rtl.h (duplicate_reg_notes): Declare.
6412 * rtlanal.c (duplicate_reg_note): New function.
6414 PR rtl-optimization/77309
6415 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
6416 don't assume an equality comparison for plain COMPARE.
6417 (simplify_comparison): Pass a more accurate code to
6418 make_compound_operation.
6420 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
6422 * target.def (compute_pressure_classes): New target hook.
6423 * doc/tm.texi.in: Document it.
6424 * doc/tm.texi: Regenerate.
6425 * ira.c (setup_pressure_classes): Call target hook if defined.
6427 2016-11-07 David Malcolm <dmalcolm@redhat.com>
6429 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
6431 (rtx_writer::print_rtx): In compact mode, omit trailing operands
6432 that have the default values.
6433 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
6435 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
6436 label string from expected dump.
6437 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
6440 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6443 * alias.c (nonoverlapping_memrefs_p): If one decl is
6444 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
6446 2016-11-07 Richard Biener <rguenther@suse.de>
6449 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
6452 2016-11-07 Richard Biener <rguenther@suse.de>
6454 PR tree-optimization/78218
6455 * gimple-ssa-store-merging.c
6456 (pass_store_merging::terminate_all_aliasing_chains):
6457 Drop unused argument, fix alias check to also consider uses.
6458 (pass_store_merging::execute): Adjust.
6460 2016-11-07 Richard Biener <rguenther@suse.de>
6462 PR tree-optimization/78228
6463 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
6466 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6469 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
6470 aarch64_simd_shift_imm_<mode> predicate for operand 1.
6471 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
6472 to restrict them to an appropriate range and add FAIL check if the
6473 region they specify is out of range. Delete useless constraint
6475 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
6476 2 and 3 to restrict their range and add pattern predicate.
6478 2016-11-07 Martin Liska <mliska@suse.cz>
6480 * asan.c (enum asan_check_flags): Move the enum to header file.
6481 (asan_init_shadow_ptr_types): Make type creation more generic.
6482 (shadow_mem_size): New function.
6483 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
6484 Rewritten stack unpoisoning code.
6485 (build_shadow_mem_access): Add new argument return_address.
6486 (instrument_derefs): Instrument local variables if use after scope
6487 sanitization is enabled.
6488 (asan_store_shadow_bytes): New function.
6489 (asan_expand_mark_ifn): Likewise.
6490 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
6491 * asan.h (enum asan_mark_flags): Moved here from asan.c
6492 (asan_protect_stack_decl): Protect all declaration that need
6494 (asan_sanitize_use_after_scope): New function.
6495 (asan_no_sanitize_address_p): Likewise.
6496 * cfgexpand.c (partition_stack_vars): Consider
6497 asan_sanitize_use_after_scope in condition.
6498 (expand_stack_vars): Likewise.
6499 * common.opt (-fsanitize-address-use-after-scope): New option.
6500 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
6501 Explain the parameter.
6502 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
6503 * gimplify.c (build_asan_poison_call_expr): New function.
6504 (asan_poison_variable): Likewise.
6505 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
6506 variables that have address taken.
6507 (gimplify_decl_expr): Likewise.
6508 (gimplify_target_expr): Likewise for C++ temporaries.
6509 (sort_by_decl_uid): New function.
6510 (gimplify_expr): Unpoison all variables for a label we can jump
6511 from outside of a scope.
6512 (gimplify_switch_expr): Unpoison variables defined in the switch
6514 (gimplify_function_tree): Clear asan_poisoned_variables.
6515 (asan_poison_variables): New function.
6516 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
6517 * internal-fn.c (expand_ASAN_MARK): New function.
6518 * internal-fn.def (ASAN_MARK): Declare.
6519 * opts.c (finish_options): Handle -fstack-reuse if
6520 -fsanitize-address-use-after-scope is enabled.
6521 (common_handle_option): Enable address sanitization if
6522 -fsanitize-address-use-after-scope is enabled.
6523 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
6525 * params.h: Likewise.
6526 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
6527 * sanitizer.def: Define __asan_poison_stack_memory and
6528 __asan_unpoison_stack_memory functions.
6529 * asan.c (asan_mark_poison_p): New function.
6530 (transform_statements): Handle asan_mark_poison_p calls.
6531 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
6533 2016-11-07 Tamar Christina <tamar.christina@arm.com>
6536 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
6538 2016-11-07 Martin Liska <mliska@suse.cz>
6540 * tree-profile.c (gimple_gen_time_profiler): Set proper type
6541 to time_profiler_counter_ptr.
6543 2016-11-07 Richard Biener <rguenther@suse.de>
6545 PR tree-optimization/37150
6546 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
6548 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
6549 (vect_analyze_slp_cost_1): Account for the real number of
6550 permutations emitted and for dead loads.
6551 (vect_transform_slp_perm_load): Add n_perms parameter counting
6552 the number of emitted permutations.
6553 * tree-vect-stmts.c (vectorizable_load): Adjust.
6555 2016-11-07 Richard Biener <rguenther@suse.de>
6557 PR tree-optimization/78189
6558 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
6559 alignment computation.
6561 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
6563 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
6565 2016-11-05 Martin Sebor <msebor@redhat.com>
6567 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
6570 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
6574 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
6576 2016-11-04 Jakub Jelinek <jakub@redhat.com>
6579 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
6580 doesn't have rtl set.
6582 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6584 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
6585 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
6586 rs6000_gimple_fold_builtin.
6587 (rs6000_gimple_fold_builtin): New function. Add handling for
6588 early expansion of vector addition builtins.
6590 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
6592 * expr.h (copy_blkmode_from_reg): Delete.
6593 * expr.c (copy_blkmode_from_reg): Make static.
6595 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
6597 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
6598 * combine.c (LOAD_EXTEND_OP): Delete.
6599 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
6600 * cse.c (LOAD_EXTEND_OP): Delete.
6601 * fold-const.c (LOAD_EXTEND_OP): Likewise.
6602 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
6603 * postreload.c (LOAD_EXTEND_OP): Delete.
6604 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
6605 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
6606 (find_reloads): Likewise.
6607 * reload1.c (eliminate_regs_1): Likewise.
6608 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
6609 (num_sign_bit_copies1): Likewise.
6611 2016-11-04 David Malcolm <dmalcolm@redhat.com>
6613 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
6614 (selftest::ix86_test_dumping_hard_regs): New function.
6615 (selftest::ix86_run_selftests): New function.
6616 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
6617 selftest::ix86_run_selftests.
6618 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
6619 * doc/tm.texi: Regenerate
6620 * selftest-rtl.h: New file.
6621 * rtl-tests.c: Include "selftest-rtl.h".
6622 (selftest::assert_rtl_dump_eq): Make non-static.
6623 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
6624 (selftest::test_dumping_regs): Update comment.
6625 * selftest-run-tests.c: Include "target.h".
6626 (selftest::run_tests): If non-NULL, call
6627 targetm.run_target_selftests.
6628 * target.def (run_target_selftests): New hook.
6630 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6632 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
6633 representative core for this architecture.
6634 * config/arm/arm-cores.def (cortex-m33): Define new processor.
6635 * config/arm/arm-tables.opt: Regenerate.
6636 * config/arm/arm-tune.md: Likewise.
6637 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
6638 valid -mcpu options.
6639 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
6641 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6643 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
6644 representative core for this architecture.
6645 * config/arm/arm-cores.def (cortex-m23): Define new processor.
6646 * config/arm/arm-tables.opt: Regenerate.
6647 * config/arm/arm-tune.md: Likewise.
6648 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
6649 this tuning parameters apply to in the comment.
6650 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
6651 valid -mcpu options.
6652 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
6654 2016-11-04 Bin Cheng <bin.cheng@arm.com>
6656 * fold-const.c (fold_cond_expr_with_comparison): Remove call
6657 to pedantic_non_lvalue_loc. Remove useless code for lvalue
6658 where cond_expr can't be a lvalue.
6660 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
6662 * config/arc/arc.c (arc_process_double_reg_moves): Use
6664 * config/arc/arc.md (movsi_insn): Disable unsupported move
6665 instructions for ARCv2 cores.
6666 (movdi): Use prepare_move_operands.
6667 (movsf, movdf): Use move_dest_operand predicate.
6668 * config/arc/constraints.md (Chs): Enable when barrel shifter is
6670 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
6671 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
6673 (dexcl_3op_peep2_insn_nores): Likewise.
6674 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
6675 (LINK_COMMAND_SPEC): Remove.
6677 2016-11-04 Richard Biener <rguenther@suse.de>
6680 * loop-invariant.c (find_exits): Record entering inner
6681 loops as possibly exiting to handle infinite sub-loops.
6682 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
6683 (fill_always_executed_in_1): Honor infinite child loops.
6685 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6688 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
6689 has already been adjusted for endianness, so don't adjust it any
6693 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
6694 ICmode unless we have standard PowerPC floating point.
6695 * config/rs6000/rs6000.md (FP iterator): Likewise.
6696 (FMOVE128 iterator): Likewise.
6698 2016-11-03 Jakub Jelinek <jakub@redhat.com>
6699 Alexandre Oliva <aoliva@redhat.com>
6700 Jason Merrill <jason@redhat.com>
6704 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
6706 * langhooks.c (lhd_type_dwarf_attribute): New function.
6707 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
6708 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
6709 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
6710 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
6711 (check_qualified_type, check_aligned_type): Call it.
6712 * dwarf2out.c (modified_type_die): Don't use type_main_variant
6713 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
6714 check_base_type and check_lang_type.
6715 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
6716 return early. For pointer-to-data-member add DW_AT_use_location
6718 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
6720 (gen_type_die_with_usage): Don't use type_main_variant
6721 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
6722 check_base_type and check_lang_type. Formatting fixes. Call
6723 get_debug_type langhook.
6725 2016-11-03 Jason Merrill <jason@redhat.com>
6727 * tree.c (check_lang_type): New.
6728 (check_qualified_type): Use it.
6729 (check_aligned_type): Use it.
6730 * tree.h: Declare it.
6732 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
6734 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
6735 (arm*-freebsd*): Likewise.
6736 (arm*-*-netbsdelf*): Likewise.
6737 (arm*-*-linux*): Likewise.
6738 (arm*-*-uclinux*eabi*): Likewise.
6739 (arm*-*-phoenix*): Likewise.
6740 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
6741 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
6742 specified. Default to arm6 if target_cpu_cname is not set.
6743 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
6744 default cpu has been correctly configured.
6745 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
6746 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
6747 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
6748 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
6749 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
6750 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
6751 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
6753 2016-11-03 Jiong Wang <jiong.wang@arm.com>
6755 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
6756 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
6757 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
6758 (output_cfa_loc): Support DW_CFA_val_expression.
6759 (output_cfa_loc_raw): Likewise.
6760 (output_cfi): Likewise.
6761 (output_cfi_directive): Likewise.
6762 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
6763 (dw_cfi_oprnd2_desc): Likewise.
6764 (mem_loc_descriptor): Recognize new pattern generated for value
6767 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
6769 PR rtl-optimization/78186
6770 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
6771 well, when converting to IOR.
6773 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
6775 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
6776 (vec_interleave_highv8qi): Likewise.
6778 2016-11-03 Martin Liska <mliska@suse.cz>
6780 * profile.c (instrument_values): Fix coding style.
6781 (branch_prob): Use renamed function.
6782 * tree-profile.c (init_ic_make_global_vars): Likewise.
6783 (gimple_init_edge_profiler): Rename to
6784 gimple_init_gcov_profiler.
6785 tree_time_profiler_counter variable declaration.
6786 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
6788 * value-prof.h: Remove an argument.
6790 2016-11-03 Richard Biener <rguenther@suse.de>
6792 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
6793 symtab_node::get_create.
6795 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6797 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
6798 Move comments into more natural position.
6800 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
6802 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
6803 (PTRDIFF_TYPE): Define as int.
6805 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6807 * ccmp.c (expand_ccmp_expr_1): Adjust.
6808 (expand_ccmp_expr): Likewise.
6809 (expand_ccmp_next): Likewise.
6810 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
6811 (aarch64_gen_ccmp_first): Likewise.
6812 * doc/tm.texi: Regenerate.
6813 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
6814 (gen_ccmp_next): Likewise.
6816 2016-11-03 Bin Cheng <bin.cheng@arm.com>
6818 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
6819 (vect_is_simple_reduction): Swap cond_reduction by inversion.
6821 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
6823 * config/i386/i386.c (ix86_init_libfuncs): New. Call
6824 darwin_rename_builtins here.
6825 (ix86_expand_divmod_libfunc): New.
6826 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
6827 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
6829 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
6830 Nathan Sidwell <nathan@acm.org>
6832 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
6834 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
6836 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
6838 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
6839 to format MODE_INT and MODE_PARTIAL_INT literals.
6841 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
6844 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
6845 NULL if TARGET_SPE_ABI.
6847 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6849 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
6850 clear padding bits even when they're less than a byte.
6852 2016-11-02 Richard Biener <rguenther@suse.de>
6854 * gimple-ssa-store-merging.c: Include gimplify-me.h.
6855 (imm_store_chain_info::output_merged_stores): Force base_addr
6856 to be proper GIMPLE for a MEM_REF address.
6857 (pass_store_merging::execute): Restrict negative bitpos
6858 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
6859 check. Take into account non-NULL_TREE offset if the base
6860 is already addressable.
6862 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
6864 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
6866 (aarch64_be_crypto_sha1hv4si): New pattern.
6868 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
6870 * config/aarch64/aarch64.md (add<mode>3): Remove
6871 redundant code. Don't split frame based additions.
6873 2016-11-02 Richard Biener <rguenther@suse.de>
6875 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
6876 redundant val and dest members.
6877 (store_immediate_info::store_immediate_info): Adjust.
6878 (merged_store_group::merged_store_group): Adjust.
6879 (merged_store_group::apply_stores): Likewise.
6880 (struct imm_store_chain_info): Add base_addr field.
6881 (imm_store_chain_info::imm_store_chain_info): New constructor.
6882 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
6883 (imm_store_chain_info::output_merged_store): Likewise. Use
6884 addr_base which is already the address.
6885 (imm_store_chain_info::output_merged_stores): Likewise.
6886 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
6887 imm_store_chain_info instead of base. Fix alias check.
6888 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
6889 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
6890 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
6891 use the address of the base and adjust for other changes.
6893 2016-11-02 Martin Liska <mliska@suse.cz>
6895 * fold-const-call.c (host_size_t_cst_p): Test whether
6896 t is convertible to size_t.
6898 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6900 PR tree-optimization/78170
6901 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
6902 introduced by native_encode_expr on little-endian as well.
6904 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6906 PR tree-optimization/78162
6907 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
6910 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6912 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
6914 (aarch64_next_callee_save): Likewise.
6915 (aarch64_pushwb_single_reg): Likewise.
6916 (aarch64_gen_storewb_pair): Likewise.
6917 (aarch64_push_regs): Likewise.
6918 (aarch64_gen_loadwb_pair): Likewise.
6919 (aarch64_pop_regs): Likewise.
6920 (aarch64_gen_store_pair): Likewise.
6921 (aarch64_gen_load_pair): Likewise.
6922 (aarch64_save_callee_saves): Likewise.
6923 (aarch64_restore_callee_saves): Likewise.
6925 2016-11-02 Richard Biener <rguenther@suse.de>
6927 PR tree-optimization/78035
6928 PR tree-optimization/77964
6929 * gimple-pretty-print.c (pp_points_to_solution): Print
6930 vars_contains_interposable.
6931 * tree-ssa-alias.c: Include varasm.h.
6932 (ptrs_compare_unequal): Check vars_contains_interposable and
6933 decl_binds_to_current_def_p.
6934 (dump_points_to_solution): Dump vars_contains_interposable.
6935 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
6937 * tree-ssa-structalias.c: Include varasm.h.
6938 (set_uids_in_ptset): Record whether vars contains a
6939 not decl_binds_to_current_def_p variable in vars_contains_interposable.
6940 (ipa_escaped_pt): Update initializer.
6942 2016-11-02 Richard Biener <rguenther@suse.de>
6944 PR tree-optimization/78047
6945 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
6946 fake field at offset zero conservatively regarding to may_have_pointers.
6948 2016-11-02 Richard Biener <rguenther@suse.de>
6950 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
6951 infer_value_range on stmt ops and update value-ranges.
6952 Dump visited stmts and blocks.
6953 (evrp_dom_walker::push_value_range): Dump changes.
6954 (evrp_dom_walker::pop_value_range): Likewise.
6955 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
6957 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6959 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
6961 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
6963 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6965 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
6966 and adjust for that.
6967 * cfgrtl.h (delete_insn_chain): Adjust prototype.
6969 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6971 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
6973 (transcode_memory_rtx): Likewise.
6974 (move_to_acc): Likewise.
6975 (move_from_acc): Likewise.
6976 (move_acc_to_reg): Likewise.
6977 (move_to_x): Likewise.
6978 (move_to_hl): Likewise.
6979 (move_to_de): Likewise.
6980 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
6981 (rs6000_emit_savres_rtx): Likewise.
6982 (rs6000_emit_prologue): Likewise.
6983 * reorg.c (update_reg_unused_notes): Likewise.
6984 * rtl.h (remove_note): Adjust prototype.
6985 * rtlanal.c (remove_note): Make argument type rtx_insn *.
6987 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6989 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
6990 variables so some can be rtx_insn *.
6991 (alpha_emit_xfloating_libcall): Likewise.
6992 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
6993 (mips_legitimize_tls_address): Likewise.
6994 * optabs.c (expand_binop): Likewise.
6995 * reload1.c (gen_reload): Likewise.
6997 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6999 * reorg.c (relax_delay_slots): Split up the trial variable.
7001 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7003 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
7004 of variables rtx_insn *.
7005 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
7006 (legitimize_tls_address): Likewise.
7007 * config/bfin/bfin.c (hwloop_optimize): Likewise.
7008 (bfin_gen_bundles): Likewise.
7009 * config/c6x/c6x.c (reorg_split_calls): Likewise.
7010 (c6x_reorg): Likewise.
7011 * config/frv/frv.c (frv_reorder_packet): Likewise.
7012 * config/i386/i386.c (ix86_split_idivmod): Likewise.
7013 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
7014 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
7015 * config/mn10300/mn10300.c: Likewise.
7016 * config/rl78/rl78.c: Likewise.
7017 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
7018 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
7019 (sh_expand_cmpnstr): Likewise.
7020 (sh_expand_strlen): Likewise.
7021 (sh_expand_setmem): Likewise.
7022 * config/sh/sh.md: Likewise.
7023 * emit-rtl.c (emit_pattern_before): Likewise.
7024 * except.c: Likewise.
7025 * final.c: Likewise.
7028 2016-11-01 Jason Merrill <jason@redhat.com>
7030 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
7031 a COND_EXPR with constant condition.
7033 2016-11-01 Jakub Jelinek <jakub@redhat.com>
7035 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
7036 and its initialization.
7038 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7040 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
7043 2016-11-01 Jakub Jelinek <jakub@redhat.com>
7045 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
7046 argument, don't call add_linkage_name if it is true.
7047 (gen_variable_die): For C++ inline static data members, consider the
7048 initial call when old_die is NULL to be declaration and call
7049 add_name_and_src_coords_attributes in that case with true as
7050 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
7051 (gen_member_die): For C++ inline static data members, emit a
7052 definition DIE right away in DW_TAG_compile_unit context.
7054 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
7057 * config/pa/pa.md: Add new shift/add patterns to handle
7058 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
7060 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
7062 * config/xtensa/xtensa-protos.h
7063 (xtensa_use_return_instruction_p): New prototype.
7064 * config/xtensa/xtensa.c (xtensa_current_frame_size,
7065 xtensa_callee_save_size): Remove.
7066 (struct machine_function): Add new fields: current_frame_size,
7067 callee_save_size, frame_laid_out and epilogue_done.
7068 (compute_frame_size, xtensa_expand_prologue,
7069 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
7070 cfun->machine->callee_save_size and xtensa_current_frame_size
7071 with cfun->machine->current_frame_size.
7072 (compute_frame_size): Update cfun->machine->frame_laid_out and
7073 don't update frame layout after reload completion.
7074 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
7075 instead of zeroing xtensa_current_frame_size.
7076 (xtensa_use_return_instruction_p): New function.
7077 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
7079 (INITIAL_ELIMINATION_OFFSET): Use return value of
7080 compute_frame_size instead of xtensa_current_frame_size value.
7081 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
7082 function xtensa_use_return_instruction_p instead of inline code.
7084 2016-11-01 Jakub Jelinek <jakub@redhat.com>
7086 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
7087 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
7088 * dwarf2out.c (rnglist_idx): New variable.
7089 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
7090 (DEBUG_RNGLISTS_SECTION): Define.
7091 (ranges_base_label): New variable.
7092 (size_of_die) <case dw_val_class_range_list>: If using
7093 DW_FORM_rnglistx, count size of uleb128 of range list index.
7094 (value_format) <case dw_val_class_range_list>: For
7095 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
7096 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
7097 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
7098 (add_ranges_num): Remove useless prototype. Don't multiply
7099 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
7100 for new fields added to dw_ranges struct.
7101 (add_ranges): Add maybe_new_sec argument and pass it
7102 through to add_ranges_num.
7103 (note_rnglist_head): New function.
7104 (add_ranges_by_labels): Pass true as maybe_new_sec to
7105 add_ranges_num, call note_rnglist_head on the head of the list.
7106 (output_ranges): Add function comment. Switch to
7107 .debug_ranges section here and emit .Ldebug_ranges0 label.
7108 (index_rnglists, output_rnglists): New functions.
7109 (gen_subprogram_die): Formatting fixes.
7110 (add_high_low_attributes): Don't divide offsets
7111 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
7112 first list element or when pointing into the middle of
7113 a list. Pass true as second argument to add_ranges on the
7114 first block fragment after cold/hot section switch.
7115 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
7116 section instead of .debug_ranges. Initialize
7117 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
7118 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
7119 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
7120 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
7121 Call output_rnglists for -gdwarf-5.
7122 (dwarf2out_c_finalize): Clear rnglist_idx.
7124 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
7126 * combine.c (simplify_compare_const): Add gcc_fallthrough.
7128 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
7129 Tamar Christina <tamar.christina@arm.com>
7131 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
7132 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
7133 (vmaxnmq_f32): Likewise.
7134 (vminnm_f32): Likewise.
7135 (vminnmq_f32): Likewise.
7136 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
7138 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
7141 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7143 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
7144 binary floating point types supported by the hardware except for
7146 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
7147 vector instruction for optimizing extracting a SImode from a
7148 V4SImode vector and converting it to floating point.
7149 (vsx_xvcvuxwdp_df): Likewise.
7150 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
7151 registers to be any VSX register. Move stores to the end of the
7153 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
7154 to optimize extracting a SImode from a V4SImode vector and
7155 converting it to a binary floating point type supported by the
7156 hardware. Use the vector converts instead of extracting the
7157 element, sign extending it, and then converting it to double.
7158 Other floating point types than double first convert to double,
7159 then the double is converted to that type.
7160 (vsx_extract_si_<uns>float_<mode>): Likewise.
7162 2016-10-31 Andrew Pinski <apinski@cavium.com>
7164 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
7165 Rewrite handling of part num to handle the case where
7166 multiple implementers share the same part num.
7168 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
7169 Jakub Jelinek <jakub@redhat.com>
7171 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
7172 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
7174 2016-10-31 Jakub Jelinek <jakub@redhat.com>
7176 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
7177 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
7178 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
7179 (is_cu_die, is_unit_die): Likewise.
7180 (should_move_die_to_comdat, break_out_comdat_types): Adjust
7181 comments for DWARF5 DW_UT_type units.
7182 (output_compilation_unit_header): Add UT argument, output
7183 start of DWARF5 .debug_info section header.
7184 (output_comp_unit): Add dwo_id argument. Adjust
7185 output_compilation_unit_header caller, for DW_UT_split_compile
7186 emit dwo_id field, otherwise padding1. Emit padding2 field.
7187 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
7188 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
7189 (output_skeleton_debug_sections): Add dwo_id argument, for
7190 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
7191 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
7192 DW_UT_type or DW_UT_split_type units rather than .debug_types.
7193 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
7194 DW_TAG_compile_unit for skeleton unit die. Don't add
7195 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
7196 address to output_comp_unit and output_skeleton_debug_sections.
7198 * dwarf2out.c (debug_line_str_section): New variable.
7199 (debug_line_str_hash): Likewise.
7200 (DEBUG_LINE_STR_SECTION): Define.
7201 (set_indirect_string): Handle DW_FORM_line_strp like
7203 (find_string_form): Fix up formatting.
7204 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
7206 (output_die): Handle DW_FORM_line_strp.
7207 (DWARF5_USE_DEBUG_LINE_STR): Define.
7208 (output_line_string): New function.
7209 (output_file_names): Add -gdwarf-5 support.
7210 (output_line_info): Likewise.
7211 (init_sections_and_labels): Initialize debug_line_str_section.
7212 (output_indirect_string): Change 2nd argument from void *
7213 to enum dwarf_form form, compare with form rather than
7215 (output_indirect_strings): Pass DW_FORM_strp to
7216 output_indirect_string traversion.
7217 (dwarf2out_finish): Output .debug_line_str strings.
7218 (dwarf2out_c_finalize): Clear debug_line_str_section and
7219 debug_line_str_hash.
7221 2016-10-31 Tom Tromey <tom@tromey.com>
7224 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
7225 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
7226 DW_OP_GNU_push_tls_address case.
7227 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
7229 2016-10-31 Jakub Jelinek <jakub@redhat.com>
7231 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
7232 for frame_offset_rel bit.
7233 (struct array_descr_info): Add rank field.
7234 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
7235 and placeholder_seen fields.
7236 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
7237 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
7238 DW_OP_pick 1 into DW_OP_over.
7239 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
7240 gen_variant_part): Clear placeholder_{arg,seen}.
7241 (loc_list_from_tree_1): Drop const from context argument.
7242 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
7243 (loc_list_for_address_of_addr_expr_of_indirect_ref,
7244 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
7246 (add_scalar_info): Drop const from context argument. Handle
7247 context->placeholder_arg.
7248 (add_bound_info): Drop const from context argument.
7249 (gen_descr_array_type_die): Drop const from ctx variable.
7250 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
7251 attribute and use a single DW_TAG_generic_subrange instead of
7252 7 DW_TAG_subrange_type for assumed rank arrays.
7254 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
7255 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
7256 from bool to 1-bit uchar bitfield. Add num_assigned and
7257 offset_emitted bitfields.
7258 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
7259 for dw_val_class_lineptr and dw_val_class_macptr. Handle
7260 dw_val_class_loclistsptr.
7261 (new_addr_loc_descr): Fix up formatting.
7262 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
7263 (add_AT_low_high_pc): Fix up formatting.
7264 (add_AT_loclistsptr): New function.
7265 (AT_lbl): Allow dw_val_class_loclistsptr.
7266 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
7267 Handle dw_val_class_loclistsptr.
7268 (loc_list_idx): New variable.
7269 (output_loclists_offsets, assign_location_list_indexes): New
7271 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
7272 add size_of_uleb128 of the index. Drop never used
7273 dwarf_split_debug_info AT_index handling. Handle
7274 dw_val_class_loclistsptr.
7275 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
7276 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
7277 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
7278 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
7279 DW_FORM_loclistx indexes.
7280 (output_attr_index_or_value): Fix up formatting. Don't handle
7281 dw_val_class_loc_list here.
7282 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
7283 For dw_val_class_loc_list call output_loc_list_offset rather than
7284 output_attr_index_or_value.
7285 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
7286 or .debug_loclists.dwo section name for debug_loc_section.
7287 (resolve_addr_in_expr): Formatting fix.
7288 (index_location_lists): Likewise.
7289 (dwarf2out_finish): If there are any location lists, for
7290 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
7291 index_location_lists only if have_location_lists. Call
7292 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
7293 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
7294 -gsplit-dwarf also emit offset table.
7296 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
7297 (size_of_die, value_format, output_die): Use
7298 DW_FORM_data16 for 128-bit dw_val_class_const_double or
7299 dw_val_class_wide_int.
7301 * dwarf2out.c (dwarf_op): Renamed to ...
7302 (dwarf_OP): ... this.
7303 (convert_descriptor_to_mode, scompare_loc_descriptor,
7304 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
7305 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
7307 (dwarf_AT, dwarf_TAG): New functions.
7308 (check_die): Disallow DW_AT_call_all_calls next to
7309 DW_AT_GNU_all_call_sites.
7310 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
7311 and attributes instead of the corresponding GNU tag and attributes.
7312 (gen_subprogram_die): Likewise. Emit call site information even
7313 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
7314 DW_AT_defaulted in comment.
7315 (resolve_addr): Handle DW_AT_call_origin attribute on
7316 DW_TAG_call_site DIE like DW_AT_abstract_origin on
7317 DW_TAG_GNU_call_site DIE.
7319 * dwarf2out.c (dwarf_op): New function.
7320 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
7321 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
7322 (output_loc_operands, output_loc_operands_raw): Likewise.
7323 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
7324 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
7325 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
7326 if dwarf_version < 5.
7327 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
7329 (scompare_loc_descriptor, ucompare_loc_descriptor,
7330 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
7331 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
7332 optimize_location_into_implicit_ptr): Likewise. Only punt for
7333 !dwarf_strict if dwarf_version < 5.
7334 (string_cst_pool_decl): Adjust comment.
7335 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
7337 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
7338 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
7339 (struct dw_val_node): Add val_file_implicit field.
7340 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
7341 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
7342 output_die): Handle dw_val_class_const_implicit,
7343 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
7344 (abbrev_die_table): Change into va_gc vec.
7345 (abbrev_die_table_allocated, abbrev_die_table_in_use,
7346 ABBREV_DIE_TABLE_INCREMENT): Remove.
7347 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
7348 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
7350 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
7351 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
7353 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
7355 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
7357 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
7359 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
7360 unit. Call optimize_abbrev_table.
7361 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
7362 abbrev_die_table being a va_gc vec.
7364 PR tree-optimization/77860
7365 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
7366 also integral complex and vector constants.
7368 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
7369 optimize_macinfo_range, save_macinfo_strings): Replace
7370 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
7371 (output_macinfo): Likewise. Emit .debug_macro* rather than
7372 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
7373 (init_sections_and_labels): Use .debug_macro* labels rather than
7374 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
7375 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
7376 or DW_AT_GNU_macros for -gdwarf-5.
7378 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
7380 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
7382 2016-09-11 Le-Chun Wu <lcwu@google.com>
7383 Mark Wielaard <mjw@redhat.com>
7385 * common.opt (Wshadow=global): New option. Default for -Wshadow.
7386 (Wshadow=local): New option.
7387 (Wshadow-local): Hidden alias for -Wshadow=local.
7388 (Wshadow=compatible-local): New option.
7389 (Wshadow-compatible-local): Hidden alias for
7390 -Wshadow=compatible-local.
7391 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
7392 Wshadow=compatible-local.
7394 2016-10-31 Bin Cheng <bin.cheng@arm.com>
7396 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
7397 Check slp defs for COND_EXPR by swapping/inverting operands if the
7398 new parameter SWAP indicates so.
7399 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
7400 is isomorphic to the first stmt via swapping/inverting. Store swap
7401 information in the new parameter SWAP.
7402 (vect_build_slp_tree): New local array SWAP and pass it to function
7403 vect_build_slp_tree_1. Cleanup result handling code for function
7404 call to vect_get_and_check_slp_defs. Skip operand swapping if the
7405 order of operands has been fixed as indicated by SWAP[i].
7407 2016-10-31 Bin Cheng <bin.cheng@arm.com>
7409 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
7410 unnecessary data dependence check after visited store stmt.
7412 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7414 PR tree-optimization/71915
7415 PR tree-optimization/71490
7416 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
7418 (find_basis_for_base_expr): Require stride types to match when
7420 (alloc_cand_and_find_basis): Record the stride type.
7421 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
7422 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
7423 the expressions having those types.
7424 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
7425 (create_mul_ssa_cand): Likewise.
7426 (create_mul_imm_cand): Likewise.
7427 (create_add_ssa_cand): Likewise.
7428 (create_add_imm_cand): Likewise.
7429 (legal_cast_p_1): Change interface to accept types rather than the
7430 expressions having those types.
7431 (legal_cast_p): Pass types to legal_cast_p_1.
7432 (slsr_process_cast): Pass stride type to
7433 alloc_cand_and_find_basis.
7434 (slsr_process_copy): Likewise.
7435 (dump_candidate): Display stride type when a cast exists.
7436 (create_add_on_incoming_edge): Introduce a cast when necessary for
7438 (analyze_increments): Change the code checking for invalid casts
7439 to rely on the stride type, and update the documentation and
7440 example. Change the code checking for pointer multiplies to rely
7442 (insert_initializers): Introduce a cast when necessary for the
7443 stride type. Use the stride type for the type of the initializer.
7445 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7447 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
7449 2016-10-29 Jakub Jelinek <jakub@redhat.com>
7451 PR rtl-optimization/77919
7452 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
7453 into memory if both modes are complex and their inner modes have the
7454 same precision. If the two modes are different complex modes, convert
7455 each part separately and generate a new CONCAT.
7457 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
7459 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
7461 2016-10-29 Jakub Jelinek <jakub@redhat.com>
7464 * gimple-ssa-store-merging.c
7465 (imm_store_chain_info::output_merged_store): Use build_aligned_type
7466 instead of SET_TYPE_ALIGN on shared integral type.
7468 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
7470 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
7471 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
7474 2016-10-28 Jeff Law <law@redhat.com>
7476 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
7477 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
7479 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7481 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
7483 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7485 * target.def (min_arithmetic_precision): New hook.
7486 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
7487 * doc/tm.texi: Regenerate.
7488 * internal-fn.c (expand_arith_overflow): Adjust handling of target
7489 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
7490 * targhooks.c (default_min_arithmetic_precision): New function.
7491 * targhooks.h (default_min_arithmetic_precision): Declare.
7492 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
7493 (sparc_min_arithmetic_precision): New function.
7495 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
7498 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
7499 Swap commutative operands in new RTL if needed. Handle zero_ext
7501 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
7504 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7505 Kugan Vivekanandarajah <kuganv@linaro.org>
7506 Jim Wilson <jim.wilson@linaro.org>
7508 PR tree-optimization/43721
7509 * target.def: New hook expand_divmod_libfunc.
7510 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
7511 * doc/tm.texi: Regenerate.
7512 * internal-fn.def: Add new entry for DIVMOD ifn.
7513 * internal-fn.c (expand_DIVMOD): New.
7514 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
7516 (widen_mul_stats): Add new field divmod_calls_inserted.
7517 (target_supports_divmod_p): New.
7518 (divmod_candidate_p): Likewise.
7519 (convert_to_divmod): Likewise.
7520 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
7521 renumber_gimple_stmt_uids at beginning of function. Call
7522 convert_to_divmod and record stats for divmod.
7523 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
7524 TARGET_EXPAND_DIVMOD_LIBFUNC.
7525 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
7528 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7529 Segher Boessenkool <segher@kernel.crashing.org>
7531 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
7532 swapping the arms of the branch.
7533 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
7534 sequence for the generic signed-signed-signed case.
7536 2016-10-28 Jeff Law <law@redhat.com>
7538 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
7540 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
7542 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
7544 PR rtl-optimization/78029
7545 * function.c (prologue_contains, epilogue_contains): New functions.
7546 (record_prologue_seq, record_epilogue_seq): New functions.
7547 * function.h (prologue_contains, epilogue_contains,
7548 record_prologue_seq, record_epilogue_seq): New declarations.
7549 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
7550 mixing prologue and epilogue insns.
7551 (init_deps): Initialize the new fields in struct deps_desc.
7552 * sched-int.h (struct deps_desc): New fields last_prologue,
7553 last_epilogue, and last_logue_was_epilogue.
7554 * shrink-wrap.c (emit_common_heads_for_components): Record all
7555 emitted prologue and epilogue insns.
7556 (emit_common_tails_for_components): Ditto.
7557 (insert_prologue_epilogue_for_components): Ditto.
7559 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7562 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
7563 * common.opt (fstore-merging): New Optimization option.
7564 * opts.c (default_options_table): Add entry for
7565 OPT_ftree_store_merging.
7566 * fold-const.h (can_native_encode_type_p): Declare prototype.
7567 * fold-const.c (can_native_encode_type_p): Define.
7568 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
7569 (PARAM_MAX_STORES_TO_MERGE): Likewise.
7570 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
7571 * passes.def: Insert pass_tree_store_merging.
7572 * tree-pass.h (make_pass_store_merging): Declare extern
7574 * gimple-ssa-store-merging.c: New file.
7575 * doc/invoke.texi (Optimization Options): Document
7577 (--param documentation): Document store-merging-allow-unaligned
7578 and max-stores-to-merge.
7580 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
7583 * gimplify.c (gimplify_init_constructor): Move emit of constructor
7584 assignment to earlier in the if/else logic.
7586 2016-10-28 Richard Biener <rguenther@suse.de>
7590 * fold-const.c (make_bit_field_ref): Only adjust alias set
7591 when the original alias set was zero.
7593 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7595 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
7596 (s390_adjust_loops): New function.
7597 (s390_reorg): Invoke s390_adjust_loops.
7598 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
7599 ("osc_break"): New insn definition.
7601 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7603 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
7604 * config.gcc: Support alternate archXX cpu levels with
7605 --with-arch= and --with-tune=.
7606 * config/s390/linux.h: Translate new archXX cpu levels to the
7607 original names when calling GAS.
7608 * config/s390/tpf.h: Likewise.
7609 * doc/invoke.texi: Document the alternate cpu level names.
7611 2016-10-28 Jakub Jelinek <jakub@redhat.com>
7613 PR rtl-optimization/77919
7614 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
7615 MEM if mode1 is not a complex mode.
7617 PR rtl-optimization/78132
7618 * ree.c (combine_reaching_defs): Give up if copy_needed and
7619 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
7621 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
7623 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
7625 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
7627 * config/rs6000/constraints.md (wH constraint): Add new
7628 constraints for allowing 32-bit integers (and eventually 8/16-bit
7629 integers) into the vector registers.
7630 (wI constraint): Likewise.
7631 (wJ constraint): Likewise.
7632 (wK constraint): Likewise.
7633 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
7634 -mvsx-small-integer as a default option for ISA 2.07
7636 (POWERPC_MASKS): Likewise.
7637 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
7638 switch to turn off small integer support in vector registers.
7639 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
7640 test for -mupper-regs-di, since it is already done with the
7641 reg_add[mode].scalar_in_vsx_p. Add support for the switch
7642 -mvsx-small-integer.
7643 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
7645 (rs6000_setup_reg_addr_masks): Likewise.
7646 (rs6000_init_hard_regno_mode_ok): Likewise.
7647 (rs6000_option_override_internal): Add consistency checks for
7648 -mvsx-small-integer.
7649 (rs6000_secondary_reload_simple_move): SImode is a simple move if
7650 -mvsx-small-integer.
7651 (rs6000_secondary_reload): Use std::swap.
7652 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
7653 VSX_REGS for small integers in vector registers, since there is no
7654 D-FORM address mode for such types.
7655 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
7656 (rs6000_opt_masks): Add -mvsx-small-integer.
7657 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
7659 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
7660 extracts can be done on ISA 2.07.
7661 (vsx_extract_<mode>): Add support for small integers in vsx
7663 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
7664 longer support V4SImode in this pattern.
7665 (vsx_extract_si): New insn to support extraction of SImode in ISA
7666 2.07 using either xxextractuw or vspltw.
7667 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
7668 longer support V4SImode in this pattern.
7669 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
7670 wJ, and wK constraints.
7671 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
7672 storing SDmode with VSX instructions.
7673 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
7674 GPR load and before the FPR and VSX loads. Remove ??, ! from the
7675 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
7676 small integers in vector registers.
7677 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
7678 load and before the FPR and VSX loads. Remove ??, ! from the
7679 constraints. Add VEXTSW2D support for small integers in vector
7681 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
7682 integers in vector registers.
7683 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
7684 move instead of using an UNSPEC.
7685 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
7686 integers in vector registers.
7687 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
7688 move instead of using an UNSPEC.
7689 (movsi_internal1): Add support for -mvsx-small-integer. Align
7690 columns so that it is more readable.
7691 (SImode splitter for ISA 3.0 constants): Add splitter for
7692 -128..127 constants that can easily be constructed on ISA 3.0.
7693 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
7696 2016-10-27 Jakub Jelinek <jakub@redhat.com>
7699 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
7702 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
7704 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
7705 PIC_OFFSET_TABLE_REGNUM twice.
7707 2016-10-27 Bin Cheng <bin.cheng@arm.com>
7709 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
7710 support for constant operand for OP.
7712 2016-10-27 Jakub Jelinek <jakub@redhat.com>
7714 * dwarf2out.c (gen_member_die): Only reparent_child instead of
7715 splice_child_die if child doesn't have DW_AT_specification attribute.
7717 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
7719 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
7720 (TARGET_HAVE_LDREXBH): Likewise.
7721 (TARGET_HAVE_LDACQ): Likewise.
7723 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
7725 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
7726 logic to to decide whether to copy over old value to register for new
7728 * config/arm/sync.md: Add comments explaning why mode and code
7729 attribute are not defined in iterators.md
7730 (thumb1_atomic_op_str): New code attribute.
7731 (thumb1_atomic_newop_str): Likewise.
7732 (thumb1_atomic_fetch_op_str): Likewise.
7733 (thumb1_atomic_fetch_newop_str): Likewise.
7734 (thumb1_atomic_fetch_oldop_str): Likewise.
7735 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
7736 mirror the more restrictive constraints of the Thumb-1 insns after
7737 split compared to Thumb-2 counterpart insns.
7738 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
7739 in sync with non atomic version.
7740 (atomic_nand<mode>): Likewise.
7741 (atomic_fetch_<sync_optab><mode>): Likewise.
7742 (atomic_fetch_nand<mode>): Likewise.
7743 (atomic_<sync_optab>_fetch<mode>): Likewise.
7744 (atomic_nand_fetch<mode>): Likewise.
7745 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
7746 in sync with atomic version.
7747 (thumb1_subsi3_insn): Likewise.
7748 (thumb1_andsi3_insn): Likewise.
7749 (thumb1_iorsi3_insn): Likewise.
7750 (thumb1_xorsi3_insn): Likewise.
7752 2016-10-27 Nick Clifton <nickc@redhat.com>
7754 * plugin.c (register_plugin_info): Produce an error message if the
7755 plugin is not found in the hash table.
7757 2016-10-27 Bin Cheng <bin.cheng@arm.com>
7759 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
7762 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
7765 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
7766 define builtin functions from the bdesc_spe_predicates or
7767 bdesc_spe_evsel arrays if the builtin mask is not compatible with
7768 the current compiler configuration.
7769 (paired_init_builtins): Modify loop to not define define builtin
7770 functions from the bdesc_paried_preds array if the builtin mask is
7771 not compatible with the current compiler configuration.
7772 (altivec_init_builtins): Modify loops to not define the
7773 __builtin_altivec_stxvl function nor the builtin functions from
7774 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
7775 builtin mask is not compatible with the current compiler
7778 2016-10-26 Jeff Law <law@redhat.com>
7780 * config/sh/sh.c (output_branch): Add missing fallthru comments.
7781 (gen_shl_and): Likewise.
7782 * config/sh/sh.md (movsicc): Add missing fallthru comments.
7784 * config/mips/mips.c (mips16_constant_cost): Add missing
7786 (mips16_build_call_stub): Increase buffer size. Adjust
7789 2016-10-26 David Malcolm <dmalcolm@redhat.com>
7791 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
7792 INSN_UIDs for all insns in compact mode.
7793 (rtx_writer::print_rtx): Likewise.
7794 * print-rtl.h (rtx_writer::flag_compact): Update comment.
7795 * rtl-tests.c (selftest::test_dumping_insns): Update expected
7796 output to include INSN_UID.
7797 (selftest::test_uncond_jump): Likewise.
7799 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
7801 * haifa-sched.c (call_used_regs_num): Rename to...
7802 (call_saved_regs_num): ...this.
7803 (fixed_regs_num): New variable.
7804 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
7806 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
7808 2016-10-26 David Malcolm <dmalcolm@redhat.com>
7810 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
7812 * print-rtl.c (outfile): Delete global.
7813 (sawclose): Likewise.
7815 (in_call_function_usage): Likewise.
7816 (flag_compact): Likewise.
7817 (flag_simple): Likewise.
7818 (rtx_writer::rtx_writer): New ctor.
7819 (print_rtx_operand_code_0): Convert to...
7820 (rtx_writer::print_rtx_operand_code_0): ...this.
7821 (print_rtx_operand_code_e): Convert to...
7822 (rtx_writer::print_rtx_operand_code_e): ...this.
7823 (print_rtx_operand_codes_E_and_V): Convert to...
7824 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
7825 (print_rtx_operand_code_i): Convert to...
7826 (rtx_writer::print_rtx_operand_code_i): ...this.
7827 (print_rtx_operand_code_r): Convert to...
7828 (rtx_writer::print_rtx_operand_code_r): ...this.
7829 (print_rtx_operand_code_u): Convert to...
7830 (rtx_writer::print_rtx_operand_code_u): ...this.
7831 (print_rtx_operand): Convert to...
7832 (rtx_writer::print_rtx_operand): ...this.
7833 (print_rtx): Convert to...
7834 (rtx_writer::print_rtx): ...this.
7835 (print_inline_rtx): Rewrite in terms of class rtx_writer.
7836 (debug_rtx): Likewise.
7837 (print_rtl): Convert to...
7838 (rtx_writer::print_rtl): ...this.
7839 (print_rtl): Reimplement in terms of class rtx_writer.
7840 (print_rtl_single): Rewrite in terms of class rtx_writer.
7841 (print_rtl_single_with_indent): Convert to..
7842 (rtx_writer::print_rtl_single_with_indent): ...this.
7843 (print_simple_rtl): Rewrite in terms of class rtx_writer.
7844 * print-rtl.h (flag_compact): Delete decl.
7845 (class rtx_writer): New class.
7846 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
7849 2016-10-26 Jeff Law <law@redhat.com>
7851 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
7854 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
7855 (check_if_valid_sleep_operand): Add missing fallthru comment.
7856 (arc_register_move_cost): Increase buffer size.
7857 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
7859 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
7861 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
7862 comment. Add gcc_unreachable for path that should never happen.
7864 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
7867 2016-10-26 Jakub Jelinek <jakub@redhat.com>
7868 Martin Liska <mliska@suse.cz>
7871 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
7872 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
7873 on outer context if any.
7875 2016-10-26 Jakub Jelinek <jakub@redhat.com>
7877 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
7878 by increment rather than double it.
7879 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
7880 emit a space before args[4].
7881 (END): Don't emit a space before with_arg.
7883 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
7885 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
7886 Baseline only alternatives to (i) hold store atomic success value in a
7887 return register rather than a scratch register, (ii) use a low register
7888 for it and to (iii) ensure the cbranchsi insn generated by the split
7889 respect the constraints of Thumb-1 cbranchsi4_insn and
7891 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
7892 constraints must match those in atomic_compare_and_swap.
7893 (cbranchsi4_scratch): Likewise.
7895 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
7897 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
7898 variable. Add the new parameter to the insn generator. Set that
7899 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
7900 return value from the negation of that parameter for Thumb-1, keeping
7901 the logic unchanged otherwise except for using bdst as the destination
7902 register of the compare_and_swap insn.
7903 (arm_split_compare_and_swap): Add explanation about how is the value
7904 returned to the function comment. Rename scratch variable to
7905 neg_bval. Adapt initialization of variables holding operands to the
7906 new operand numbers. Use return register to hold result of store
7907 exclusive for Thumb-1, scratch register otherwise. Construct the
7908 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
7909 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
7910 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
7911 for strongly ordered compare_and_swap.
7912 * config/arm/predicates.md (cc_register_operand): New predicate.
7913 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
7914 match_operand with the new predicate to accept either the CC flag or a
7915 destination register for the boolean return value, restricting it to
7916 CC flag only via constraint. Adapt operand numbers accordingly.
7918 2016-10-26 Jeff Law <law@redhat.com>
7920 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
7922 * config/frv/frv.c (comparison_string): Do not fall through after
7925 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
7927 (expand_one_builtin): Add missing break.
7929 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
7930 (m32c_legitimate_address_p): Likewise.
7932 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
7934 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
7936 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
7939 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
7942 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
7944 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
7946 (rl78_asm_ctor_dtor): Increase buffer size.
7948 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
7950 (xstormy16_asm_output_constructor): Likewise.
7952 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
7955 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
7956 comment to silence warning.
7958 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
7959 (spu_legitimate_address_p): Fix logic error and add missing fallthru
7962 2016-10-26 Michael Matz <matz@suse.de>
7964 PR tree-optimization/78060
7965 PR tree-optimization/78061
7966 PR tree-optimization/78088
7967 * tree-ssa-loop-split.c (easy_exit_values): New function.
7968 (tree_ssa_split_loops): Use it.
7969 (compute_new_first_bound): Change order of operations,
7970 fix invalid use of types.
7972 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
7974 gen-pass-instances.awk is sensitive to the order in which
7975 passes are added; passes that appear later have to be added first.
7979 * config/avr/avr-passes.def: Swap order of directives for
7980 gen-pass-instances.awk.
7982 2016-10-25 Jeff Law <law@redhat.com>
7984 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
7985 (vax_notice_update_cc): Likewise.
7987 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
7989 * config.gcc (sparc*-*-solaris2*): Adjust.
7990 (sparc64-*-linux*): Likewise.
7991 * config/sparc/default-64.h: Rename to...
7992 * config/sparc/default64.h: ...this.
7993 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
7995 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
7996 * config/sparc/sparc.h: Minor tweaks.
7997 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
7998 TARGET_ARCH32 throughout. Minor various tweaks throughout.
8000 2016-10-25 David Malcolm <dmalcolm@redhat.com>
8002 * input.c (fcache::file_patch): Add comment about lifetime.
8003 (selftest::cpp_reader_ptr): New class.
8004 (selftest::lexer_test): Convert m_parser from cpp_reader *
8005 to a cpp_reader_ptr, and move m_tempfile to after it.
8006 (selftest::lexer_test::lexer_test): Update for above reordering.
8007 (lexer_test::~lexer_test): Move cleanup of m_parser to
8008 cpp_reader_ptr's dtor.
8010 2016-10-25 David Malcolm <dmalcolm@redhat.com>
8012 * toplev.c (toplev::main): Remove call to
8013 location_adhoc_data_fini.
8015 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
8017 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
8018 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
8020 2016-10-25 David Malcolm <dmalcolm@redhat.com>
8022 * ggc-tests.c (forcibly_ggc_collect): Rename to...
8023 (selftest::forcibly_ggc_collect): ...this, and remove "static".
8024 (test_basic_struct): Update for above renaming.
8025 (test_length): Likewise.
8026 (test_union): Likewise.
8027 (test_finalization): Likewise.
8028 (test_deletable_global): Likewise.
8029 (test_inheritance): Likewise.
8030 (test_chain_next): Likewise.
8031 (test_user_struct): Likewise.
8032 (test_tree_marking): Likewise.
8033 * selftest-run-tests.c (selftest::run_tests): Call
8034 selftest::forcibly_ggc_collect at the end of the selftests.
8035 * selftest.h (selftest::forcibly_ggc_collect): New decl.
8037 2016-10-25 Jakub Jelinek <jakub@redhat.com>
8040 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
8041 * optabs.c (expand_vec_cond_expr): For comparison codes
8042 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
8043 (expand_vec_cmp_expr): For comparison codes
8044 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
8045 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
8046 Add enum tree_code argument.
8047 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
8049 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
8050 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
8052 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
8053 NE_EXPR, attempt to use vcondeq_optab as fallback.
8054 * tree-vect-generic.c (expand_vector_comparison,
8055 expand_vector_divmod, expand_vector_condition): Adjust
8056 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
8057 * tree-vect-stmts.c (vectorizable_condition,
8058 vectorizable_comparison): Likewise.
8059 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
8060 check_bool_pattern, search_type_for_mask_1): Likewise.
8061 * expr.c (do_store_flag): Likewise.
8062 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
8063 @code{vcondeq@var{m}@var{n}}): Document.
8064 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
8067 2016-10-25 Jeff Law <law@redhat.com>
8069 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
8071 (v850_output_aligned_bss): Add missing break.
8073 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
8075 2016-10-25 Martin Liska <mliska@suse.cz>
8078 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
8079 statements as they can also contain possibly a freeing call.
8081 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
8082 Martin Liska <mliska@suse.cz>
8085 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
8086 * ipa-icf.c (sem_function::get_hash): Add target optimization
8089 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
8092 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
8093 Remove partial overlap check for shift by 1.
8094 (ashldi3_neon): Likewise.
8096 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
8098 * config/arm/constraints.md (Q constraint): Document its use for
8100 (Pf constraint): New constraint for relaxed, consume or relaxed memory
8102 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
8103 alternatives to allow any register when memory model matches Pf and
8104 thus lda is used, but only low registers otherwise. Use unpredicated
8105 output template for Thumb-1 targets.
8106 (atomic_store<mode>): Likewise for stl.
8107 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
8108 whose output template does not have predication.
8109 (arm_load_acquire_exclusive<mode>): Likewise.
8110 (arm_load_exclusivesi): Likewise.
8111 (arm_load_acquire_exclusivesi): Likewise.
8112 (arm_store_release_exclusive<mode>): Likewise.
8113 (arm_store_exclusive<mode>): Use unpredicated output template for
8116 2016-10-25 Jakub Jelinek <jakub@redhat.com>
8118 * internal-fn.def (LAUNDER): New internal function.
8119 * internal-fn.c (expand_LAUNDER): New function.
8121 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
8122 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
8124 New avr target pass to work around performance loss by PR fix.
8128 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
8129 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
8130 * config/avr/predicates.md (extend_operator): New.
8131 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
8132 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
8133 (make_avr_pass_casesi): New prototypes.
8134 * config/avr/avr.c (print-rtl.h): Include it.
8135 (pass_data avr_pass_data_casesi): Data for new pass.
8136 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
8137 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
8138 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
8139 (avr_optimize_casesi): New functions.
8141 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
8142 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
8146 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
8148 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8150 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
8151 DW_AT_rvalue_reference attributes.
8153 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
8155 * doc/invoke.text (Wint-in-bool-context): Update documentation.
8156 * value-prof.c (stringop_block_profile): Fix a warning.
8158 2016-10-24 Martin Sebor <msebor@redhat.com>
8161 * builtins.c (string_length): New function.
8162 (c_strlen): Use string_length. Correctly handle wide strings.
8163 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
8165 (target_int_max): Call target_max_value.
8166 (format_result::knownrange): New data member.
8167 (fmtresult::fmtresult): Define default constructor.
8168 (format_integer): Use it and set format_result::knownrange.
8169 Handle global constants.
8170 (format_floating_max): Add third argument.
8171 (format_floating): Recompute maximum value for %a for each argument.
8172 (get_string_length): Use fmtresult default ctor.
8173 (format_string): Set format_result::knownrange.
8174 (format_directive): Check format_result::knownrange.
8175 (add_bytes): Same. Correct caret placement in diagnostics.
8176 (pass_sprintf_length::compute_format_length): Set
8177 format_result::knownrange.
8178 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
8180 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8182 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
8183 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
8185 2016-10-24 Ximin Luo <infinity0@pwned.gg>
8188 * dwarf2out.c (file_table_relative_p): Remove.
8189 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
8190 also for absolute paths.
8191 * doc/tm.texi: Update.
8192 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
8193 * target.def (force_at_comp_dir): Remove hook.
8194 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
8196 2016-10-24 Richard Biener <rguenther@suse.de>
8198 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
8199 backedges when identifying the single predecessor to take
8200 conditional info from. Use SCEV to get at ranges for loop IVs.
8201 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
8202 avoid false warning.
8204 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
8207 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
8208 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
8209 (avr_address_tiny_absdata_p): New static function.
8210 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
8211 it to determine validity of constant addresses.
8212 (avr_attribute_table) [absdata]: New variable attribute...
8213 (avr_handle_absdata_attribute): ...and handler.
8214 (avr_decl_absdata_p): New static function.
8215 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
8216 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
8217 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
8219 2016-10-24 Richard Biener <rguenther@suse.de>
8221 PR tree-optimization/78076
8222 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
8223 also on the loop tree root.
8225 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8227 * config/i386/i386.c (ix86_fold_builtin): Handle
8228 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
8229 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
8230 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
8231 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
8233 2016-10-24 Martin Liska <mliska@suse.cz>
8236 * opts.c (finish_options): Skip conditionally.
8238 2016-10-23 Martin Sebor <msebor@redhat.com>
8241 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
8242 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
8244 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
8246 * config/sparc/sparc.md (cpu_feature): Minor tweak.
8247 (enabled): Likewise.
8248 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
8249 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
8250 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
8251 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
8252 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
8253 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
8255 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
8257 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
8258 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
8260 2016-10-21 Andrew Pinski <apinski@cavium.com>
8262 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
8264 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
8265 implementer_id to unsigned char.
8266 Change part_no to unsigned int.
8267 (AARCH64_BIG_LITTLE): New define.
8268 (INVALID_IMP): New define.
8269 (INVALID_CORE): New define.
8270 (cpu_data): Change the last element's implementer_id and part_no to
8272 (valid_bL_string_p): Rewrite to ..
8273 (valid_bL_core_p): this for integers instead of strings.
8274 (parse_field): New function.
8275 (contains_string_p): Rewrite to ...
8276 (contains_core_p): this for integers and only for the part_no.
8277 (host_detect_local_cpu): Rewrite handling of implementation and
8278 par num to be integers; simplifying the code.
8280 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
8282 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
8283 value range for pointers in more cases.
8285 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
8287 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
8288 Add extra argument to allow emitting the move immediate.
8289 Use add/sub with positive immediate.
8290 (aarch64_add_constant): Add inline function.
8291 (aarch64_add_sp): Likewise.
8292 (aarch64_sub_sp): Likewise.
8293 (aarch64_expand_prologue): Call aarch64_sub_sp.
8294 (aarch64_expand_epilogue): Call aarch64_add_sp.
8295 Decide when to leave out move.
8296 (aarch64_output_mi_thunk): Call aarch64_add_constant.
8298 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
8300 * config/aarch64/aarch64.c (aarch64_layout_frame):
8301 Align FP callee-saves.
8303 2016-10-21 Jakub Jelinek <jakub@redhat.com>
8305 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
8306 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
8308 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
8309 _rdseed64_step): Likewise.
8310 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
8313 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
8314 and tree-ssanames.h.
8315 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
8316 with INTEGER_CST argument.
8317 (ix86_gimple_fold_builtin): New function.
8318 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
8320 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
8321 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
8322 (ranges_table_allocated, ranges_table_in_use,
8323 ranges_by_label_allocated, ranges_by_label_in_use,
8324 RANGES_TABLE_INCREMENT): Removed.
8325 (add_ranges_num): Use vec_safe_push into ranges_table.
8326 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
8327 (output_ranges): Adjust for ranges_table and ranges_by_label
8328 conversion from arrays to vec.
8329 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
8330 conversion from arrays to vec.
8331 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
8332 ranges_table_in_use, ranges_by_label_allocated and
8333 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
8335 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
8336 if needed. Re-add origin_die variable and its initialization.
8338 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
8339 even for -fstack-reuse=none, or for volatile vars etc.
8341 2016-10-21 David Malcolm <dmalcolm@redhat.com>
8343 * print-rtl-function.c (flag_compact): Move extern decl to...
8344 * print-rtl.h (flag_compact): ...here.
8345 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
8346 (ASSERT_RTL_DUMP_EQ): New macro.
8347 (selftest::test_dumping_regs): New function.
8348 (selftest::test_dumping_insns): New function.
8349 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
8351 (selftest::rtl_tests_c_tests): Call the new test functions.
8353 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8355 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
8356 (outgoing_edges_match): Likewise.
8357 (try_crossjump_to_edge): Likewise.
8358 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
8359 (rtl_tidy_fallthru_edge): Likewise.
8360 * rtl.h (tablejump_p): Adjust prototype.
8361 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
8363 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8365 * rtl.h (label_ref_label): New function.
8366 (set_label_ref_label): New function.
8367 (LABEL_REF_LABEL): Delete.
8368 * alias.c (rtx_equal_for_memref_p): Adjust.
8369 * cfgbuild.c (make_edges): Likewise.
8370 (purge_dead_tablejump_edges): Likewise.
8371 * cfgexpand.c (convert_debug_memory_address): Likewise.
8372 * cfgrtl.c (patch_jump_insn): Likewise.
8373 * combine.c (distribute_notes): Likewise.
8374 * cse.c (hash_rtx_cb): Likewise.
8375 (exp_equiv_p): Likewise.
8376 (fold_rtx): Likewise.
8377 (check_for_label_ref): Likewise.
8378 * cselib.c (rtx_equal_for_cselib_1): Likewise.
8379 (cselib_hash_rtx): Likewise.
8380 * emit-rtl.c (mark_label_nuses): Likewise.
8381 * explow.c (convert_memory_address_addr_space_1): Likewise.
8382 * final.c (output_asm_label): Likewise.
8383 (output_addr_const): Likewise.
8384 * gcse.c (add_label_notes): Likewise.
8385 * genconfig.c (walk_insn_part): Likewise.
8386 * genrecog.c (validate_pattern): Likewise.
8387 * ifcvt.c (cond_exec_get_condition): Likewise.
8388 (noce_emit_store_flag): Likewise.
8389 (noce_get_alt_condition): Likewise.
8390 (noce_get_condition): Likewise.
8391 * jump.c (maybe_propagate_label_ref): Likewise.
8392 (mark_jump_label_1): Likewise.
8393 (redirect_exp_1): Likewise.
8394 (rtx_renumbered_equal_p): Likewise.
8395 * lra-constraints.c (operands_match_p): Likewise.
8396 * print-rtl.c (print_value): Likewise.
8397 * reload.c (find_reloads): Likewise.
8398 * reload1.c (set_label_offsets): Likewise.
8399 * reorg.c (get_branch_condition): Likewise.
8400 * rtl-tests.c (test_uncond_jump): Likewise.
8401 * rtl.c (rtx_equal_p_cb): Likewise.
8402 (rtx_equal_p): Likewise.
8403 * rtlanal.c (reg_mentioned_p): Likewise.
8404 (rtx_referenced_p): Likewise.
8405 (get_condition): Likewise.
8406 * varasm.c (const_hash_1): Likewise.
8407 (compare_constant): Likewise.
8408 (const_rtx_hash_1): Likewise.
8409 (output_constant_pool_1): Likewise.
8411 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8414 * reload.c (find_valid_class_1): Allow regclass if atleast one
8415 regno in regclass is ok. Compute and use rclass size based on
8416 actually available regnos for mode in rclass.
8418 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
8420 * config/sparc/sparc-modes.def (CCV): New.
8422 * config/sparc/predicates.md (v_comparison_operator): New.
8423 (icc_comparison_operator): Add support for CCV/CCXV.
8424 (xcc_comparison_operator): Likewise.
8425 * config/sparc/sparc.c (output_cbranch): Likewise.
8426 (sparc_print_operand): Likewise.
8427 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
8428 (uaddvdi4): New expander.
8429 (addvdi4): Likewise.
8430 (uaddvdi4_sp32): New instruction.
8431 (addvdi4_sp32): Likewise.
8432 (uaddvsi4): New expander.
8433 (addvsi4): Likewise.
8434 (cmp_ccc_plus_sltu_set): New instruction.
8435 (cmp_ccv_plus): Likewise.
8436 (cmp_ccxv_plus): Likewise.
8437 (cmp_ccv_plus_set): Likewise.
8438 (cmp_ccxv_plus_set): Likewise.
8439 (cmp_ccv_plus_sltu_set): Likewise.
8440 (uaddvdi4): New expander.
8441 (subvdi4): Likewise.
8442 (usubdi4_sp32): New instruction.
8443 (subvdi4_sp32): Likewise.
8444 (usubvsi4): New expander.
8445 (subvsi4): Likewise.
8446 (cmpsi_minus_sltu_set): New instruction.
8447 (cmp_ccv_minus): Likewise.
8448 (cmp_ccxv_minus): Likewise.
8449 (cmp_ccv_minus_set): Likewise.
8450 (cmp_ccxv_minus_set): Likewise.
8451 (cmp_ccv_minus_sltu_set): Likewise.
8452 (unegvdi3): New expander.
8453 (negvdi3): Likewise.
8454 (unegdi3_sp32): New instruction.
8455 (negvdi3_sp32): Likewise.
8456 (unegvsi3): New expander.
8457 (negvsi3): Likewise.
8458 (cmp_ccc_neg_sltu_set): New instruction.
8459 (cmp_ccv_neg): Likewise.
8460 (cmp_ccxv_neg): Likewise.
8461 (cmp_ccv_neg_set): Likewise.
8462 (cmp_ccxv_neg_set): Likewise.
8463 (cmp_ccv_neg_sltu_set): Likewise.
8465 * tree-ssa-loop-split.c: Remove trailing spaces.
8466 * match.pd: Likewise.
8468 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8470 PR rtl-optimization/78038
8471 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
8472 be deduced to set REG through the RTL structure.
8473 (make_defs_and_copies_lists): Return false on a failing get_defs call.
8475 2016-10-21 Richard Biener <rguenther@suse.de>
8477 PR tree-optimization/78051
8478 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
8479 and mark replaced if folding did something.
8481 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
8483 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
8484 and "protected" in visibility types.
8485 (rs6000_xcoff_declare_function_name): Fix formatting.
8486 (rs6000_xcoff_declare_object_name): Fix formatting.
8488 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
8490 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
8491 and IX86_BUILTIN_HUGE_VALQ here ...
8492 (ix86_expand_builtin): ... not here.
8494 2016-10-20 Jakub Jelinek <jakub@redhat.com>
8496 * doc/gty.texi (for_user): Use @item next to @findex.
8498 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
8501 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
8502 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
8503 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
8504 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
8505 __builtin_ia32_lzcnt_u16.
8506 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
8507 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
8508 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
8509 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
8510 (bmi_tzcnt_<mode>): New expander.
8511 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
8512 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
8513 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
8514 (lzcnt_<mode>): New expander.
8515 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
8516 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
8517 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
8518 (UINT64_FTYPE_UINT64): New.
8519 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
8520 (__builtin_ia32_lzcnt_u16): New description.
8521 (__builtin_ia32_lzcnt_u32): Ditto.
8522 (__builtin_ia32_lzcnt_u64): Ditto.
8523 (__builtin_ctzs): Remove description.
8524 (__builtin_ia32_tzcnt_u16): New description.
8525 (__builtin_ia32_tzcnt_u32): Ditto.
8526 (__builtin_ia32_tzcnt_u64): Ditto.
8527 * config/i386/i386.c (ix86_expand_args_builtin): Handle
8528 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
8530 2016-10-20 Martin Liska <mliska@suse.cz>
8533 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
8534 comparison with STMT_UID_NOT_IN_RANGE.
8535 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
8538 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
8540 * compare-elim.c (conforming_compare): Accept UNSPECs.
8541 (find_comparison_dom_walker::before_dom_children): Deal with
8542 instructions both using and killing the flags register.
8543 (equivalent_reg_at_start): New function extracted from...
8544 (try_eliminate_compare): ...here. Use it and add support for
8545 registers and UNSPECs as second operand of the compare.
8546 * config/visium/visium-modes.def (CCV): New.
8547 * config/visium/predicates.md (visium_v_comparison_operator): New.
8548 (visium_branch_operator): Deal with CCV mode.
8549 * config/visium/visium.c (visium_select_cc_mode): Likewise.
8550 (output_cbranch): Likewise.
8551 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
8552 (uaddv<mode>4): New expander.
8553 (addv<mode>4): Likewise.
8554 (add<mode>3_insn_set_carry): New instruction.
8555 (add<mode>3_insn_set_overflow): Likewise.
8556 (addsi3_insn_set_overflow): Likewise.
8557 (usubv<mode>4): New expander.
8558 (subv<mode>4): Likewise.
8559 (sub<mode>3_insn_set_carry): New instruction.
8560 (sub<mode>3_insn_set_overflow): Likewise.
8561 (subsi3_insn_set_overflow): Likewise.
8562 (unegv<mode>3): New expander.
8563 (negv<mode>3): Likewise.
8564 (neg<mode>2_insn_set_overflow): New instruction.
8565 (addv_tst<mode>): Likewise.
8566 (subv_tst<mode>): Likewise.
8567 (negv_tst<mode>): Likewise.
8568 (cbranch<mode>4_addv_insn): New splitter and instruction.
8569 (cbranch<mode>4_subv_insn): Likewise.
8570 (cbranch<mode>4_negv_insn): Likewise.
8572 2016-10-20 Richard Biener <rguenther@suse.de>
8574 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
8575 Handle decls possibly not bound.
8576 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
8577 nothing_id for decls that might not be bound if we are interested
8579 (get_constraint_for_component_ref): Deal with that.
8581 2016-10-20 Michael Matz <matz@suse.de>
8584 * common.opt (-fsplit-loops): New flag.
8585 * passes.def (pass_loop_split): Add.
8586 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
8587 (enable_fdo_optimizations): Add loop splitting.
8588 * timevar.def (TV_LOOP_SPLIT): Add.
8589 * tree-pass.h (make_pass_loop_split): Declare.
8590 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
8591 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
8592 * tree-ssa-loop-split.c: New file.
8593 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
8594 * doc/invoke.texi (fsplit-loops): Document.
8595 * doc/passes.texi (Loop optimization): Add paragraph about loop
8598 2016-10-20 Richard Biener <rguenther@suse.de>
8600 * cgraphunit.c (analyze_functions): Set node->definition to
8601 false to signal symbol removal to debug_hooks->late_global_decl.
8602 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
8603 WPA signal symbol removal to the debuginfo machinery.
8604 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
8605 using early_finised to guard the we're called for symbol
8606 removal case look at the symtabs definition flag.
8607 (gen_variable_die): Remove redundant check.
8609 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8611 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
8613 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8615 PR tree-optimization/53979
8616 * match.pd ((a ^ b) | a -> a | b): New pattern.
8618 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
8620 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
8621 config/pa/pa64-hpux-lib.h.
8622 (PA_CRTBEGIN_HACK): Likewise.
8623 (DTOR_LIST_BEGIN): Likewise.
8625 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
8627 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
8628 register only if "in" and "out" are different registers.
8630 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
8632 * omp-low.c (pass_oacc_device_lower::gate): New method.
8633 (execute): Always call execute_oacc_device_lower.
8635 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8637 PR tree-optimization/77916
8638 PR tree-optimization/77937
8639 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
8641 (insert_initializers): Requirement of initializer for -1 should be
8642 based on pointer-typedness of the candidate basis.
8644 2016-10-19 Bin Cheng <bin.cheng@arm.com>
8646 PR tree-optimization/78005
8647 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
8648 upper (included) bound for niters of prolog loop.
8649 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
8650 Compute niters of scalar loop above which vectorized loop is
8651 preferred, as well as the upper (included) bound for the niters.
8652 (vect_do_peeling): Record niter bound for loops accordingly.
8654 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
8657 * tree-core.h (enum tree_index): Put the complex types after their
8659 * tree-streamer.c (verify_common_node_recorded): New function.
8660 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
8662 2016-10-19 Martin Liska <mliska@suse.cz>
8664 * cgraph.h (cgraph_edge::binds_to_current_def_p):
8665 Replace NULL with false as a return value.
8667 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
8669 PR tree-optimization/78024
8670 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
8671 don't clear BB_VISITED after processing.
8673 2016-10-19 Richard Biener <rguenther@suse.de>
8675 * domwalk.c (dom_walker::walk): Use RPO order.
8677 2016-10-19 Richard Biener <rguenther@suse.de>
8679 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
8681 (evrp_dom_walker::~evrp_dom_walker): Free it.
8682 (evrp_dom_walker::stmts_to_remove): Add.
8683 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
8684 whose output we fully propagate for removal. Propagate
8685 into BB destination PHI arguments.
8686 (execute_early_vrp): Remove queued stmts. Dump value ranges
8687 before stmt removal.
8689 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
8691 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
8692 * passes.def: Add two instances of pass_walloca.
8693 * tree-pass.h (make_pass_walloca): New.
8694 * gimple-ssa-warn-alloca.c: New file.
8695 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
8696 -Wvla-larger-than= options.
8698 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
8700 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
8701 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
8703 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
8705 * config/rs6000/altivec.h (vec_xl_len): New macro.
8706 (vec_xst_len): New macro.
8707 (vec_cmpnez): New macro.
8708 (vec_cntlz_lsbb): New macro.
8709 (vec_cnttz_lsbb): New macro.
8710 (vec_xlx): New macro.
8711 (vec_xrx): New macro.
8712 (vec_all_nez): New C++ predicate template.
8713 (vec_any_eqz): New C++ predicate template.
8714 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
8715 conditional compilation.
8716 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
8717 conditional compilation.
8718 (vec_all_nez): New macro.
8719 (vec_any_eqz): New macro.
8720 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
8722 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
8724 * config/rs6000/vector.md (VI): Moved this mode iterator
8725 definition from altivec.md to vector.md.
8726 (UNSPEC_NEZ_P): New value.
8727 (vector_ne_<mode>_p): New expansion for implementation of
8728 vec_all_ne and vec_any_eq built-in functions.
8729 (vector_nez_<mode>_p): New expansion for implementation of
8730 vec_all_nez and vec_any_eqz built-in functions.
8731 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
8732 and vec_any_eq built-in function.
8733 (cr6_test_for_zero): New commentary to explain this expansion.
8734 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
8735 (cr6_test_for_lt): New commentary to explain this expansion.
8736 (cr6_test_for_lt_reverse): New commentary to explain this
8738 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8739 overloaded function prototypes for vec_all_ne, vec_all_nez,
8740 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
8741 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
8743 (altivec_resolve_overloaded_builtin): Modify the handling of
8744 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
8745 the compiler is configured to support TARGET_P9_VECTOR.
8746 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
8747 to explain the special processing that is given to predicate
8748 built-ins introduced using this macro.
8749 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
8750 the special processing given to predicate built-ins introduced
8752 (BU_VSX_P): Likewise.
8753 (BU_P8V_AV_P): Likewise.
8754 (BU_P9V_AV_P): Likewise.
8755 (BU_P9V_AV_X): New macro.
8756 (BU_P9V_64BIT_AV_X): New macro.
8757 (BU_P9V_VSX_3): New macro.
8758 (BU_P9V_OVERLOAD_P): New macro.
8759 (LXVL): New BU_P9V_64BIT_VSX_2.
8760 (VEXTUBLX): New BU_P9V_AV_2.
8761 (VEXTUBRX): Likewise.
8762 (VEXTUHLX): Likewise.
8763 (VEXTUHRX): Likewise.
8764 (VEXTUWLX): Likewise.
8765 (VEXTUWRX): Likewise.
8766 (STXVL): New BU_P9V_64BIT_AV_X.
8767 (VCLZLSBB): New BU_P9V_AV_1.
8768 (VCTZLSBB): Likewise.
8769 (CMPNEB): New BU_P9V_AV_2.
8774 (VCMPNEB_P): New BU_P9V_AV_P.
8775 (VCMPNEH_P): Likewise.
8776 (VCMPNEW_P): Likewise.
8777 (VCMPNED_P): Likewise.
8778 (VCMPNEFP_P): Likewise.
8779 (VCMPNEDP_P): Likewise.
8780 (CMPNEZB): New BU_P9V_AV_2.
8781 (CMPNEZH): Likewise.
8782 (CMPNEZW): Likewise.
8783 (VCMPNEZB_P): New BU_P9V_AV_P.
8784 (VCMPNEZH_P): Likewise.
8785 (VCMPNEZW_P): Likewise.
8786 (LXVL): New BU_P9V_OVERLOAD_2.
8787 (STXVL): New BU_P9V_OVERLOAD_3.
8788 (VEXTULX): New BU_P9V_OVERLOAD_2.
8789 (VEXTURX): Likewise.
8791 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
8792 (VCMPNE_P): Likewise.
8793 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
8794 (VCTZLSBB): Likewise.
8795 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
8796 comment to explain mode used for scratch register.
8797 (altivec_expand_stxvl_builtin): New function.
8798 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
8799 (altivec_init_builtins): Add initialized variable
8800 void_ftype_v16qi_pvoid_long and use this type to define the
8801 built-in function __builtin_altivec_stxvl.
8802 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
8803 (UNSPEC_STXVL): New value.
8804 (UNSPEC_VCLZLSBB): New value.
8805 (UNSPEC_VCTZLSBB): New value.
8806 (UNSPEC_VEXTUBLX): New value.
8807 (UNSPEC_VEXTUHLX): New value.
8808 (UNSPEC_VEXTUWLX): New value.
8809 (UNSPEC_VEXTUBRX): New value.
8810 (UNSPEC_VEXTUHRX): New value.
8811 (UNSPEC_VEXTUWRX): New value.
8812 (UNSPEC_VCMPNEB): New value.
8813 (UNSPEC_VCMPNEZB): New value.
8814 (UNSPEC_VCMPNEH): New value.
8815 (UNSPEC_VCMPNEZH): New value.
8816 (UNSPEC_VCMPNEW): New value.
8817 (UNSPEC_VCMPNEZW): New value.
8818 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
8819 vector of integer modes.
8820 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
8821 vector of float or double modes.
8822 (*vector_nez_<mode>_p): New insn for vector test all not equal or
8824 (lxvl): New expand for load VSX vector with length.
8825 (*lxvl): New insn for load VSX vector with length.
8826 (stxvl): New expand for store VSX vector with length.
8827 (*stxvl): New insn for store VSX vector with length.
8828 (vcmpneb): New insn for vector of byte compare not equal.
8829 (vcmpnezb): New insn for vector of byte compare not equal or zero.
8830 (vcmpneh): New insn for vector of half word compare not equal.
8831 (vcmpnezh): New insn for vector of half word compare not equal or
8833 (vcmpnew): New insn for vector of word compare not equal.
8834 (vcmpne<VSs>): New insn for vector of float or double compare not
8836 (vcmpnezw): New insn for vector of word compare not equal or zero.
8837 (vclzlsbb): New insn for vector count leading zero
8838 least-significant bits byte.
8839 (vctzlsbb): New insn for vector count trailing zero least
8840 signficant bits byte.
8841 (vextublx): New insn for vector extract unsigned byte left
8843 (vextubrx): New insn for vector extract unsigned byte right
8845 (vextuhlx): New insn for vector extract unsigned half word left
8847 (vextuhrx): New insn for vector extract unsigned half word right
8849 (vextuwlx): New insn for vector extract unsigned word left
8851 (vextuwrx): New insn for vector extract unsigned word right
8853 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
8854 clarify intent of this constant.
8855 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
8856 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
8857 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
8858 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
8859 and vec_xrx functions.
8861 2016-10-18 Andrew Pinski <apinski@cavium.com>
8864 * predict.c (is_exit_with_zero_arg): New function.
8865 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
8868 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
8871 * config/i386/i386.c (legitimize_tls_address)
8872 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
8873 convert dest to Pmode if different than Pmode.
8875 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8877 PR tree-optimization/77916
8878 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
8879 stopgap fix, as pointers with -1 increment are still broken.
8881 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
8883 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
8884 mapping class decoration from here...
8885 (rs6000_xcoff_encode_section): ...to here.
8887 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
8888 if shrink-wrapping and optimizing for speed.
8890 2016-10-18 Richard Biener <rguenther@suse.de>
8892 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
8893 not visited but non-executable predecessors. Return taken edge.
8894 Simplify conditions and refactor propagation vs. folding step.
8896 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
8898 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
8899 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
8900 (rs6000_get_separate_components): Assert we do not have those
8901 strategies selected.
8903 2016-10-18 Richard Biener <rguenther@suse.de>
8905 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
8906 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
8908 (substitute_and_fold_dom_walker): Adjust constructor.
8909 (substitute_and_fold_dom_walker::before_dom_children): Remove
8910 do_dce flag and handling (always true).
8911 (substitute_and_fold): Likewise.
8912 * tree-vrp.c (vrp_finalize): Adjust.
8913 (execute_early_vrp): Remove final BB_VISITED clearing.
8914 * tree-ssa-ccp.c (ccp_finalize): Adjust.
8915 * tree-ssa-copy.c (fini_copy_prop): Likewise.
8916 * ira.c (ira): Call clear_bb_flags.
8918 2016-10-18 Richard Biener <rguenther@suse.de>
8920 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
8921 get at the operand to look at with TREE_OPERAND for generic
8924 2016-10-18 David Malcolm <dmalcolm@redhat.com>
8926 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
8928 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
8929 (write_test_expr): Use rtx_reader_ptr for calls to
8931 (write_attr_value): Likewise.
8932 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
8933 call to print_md_ptr_loc.
8934 (write_one_condition): Likewise for calls to print_c_condition.
8935 * genconstants.c: Include "statistics.h" and "vec.h".
8936 (main): Update for conversion to member functions.
8937 * genemit.c (emit_c_code): Use rtx_reader_ptr for
8938 call to print_md_ptr_loc.
8939 * genenums.c: Include "statistics.h" and "vec.h".
8940 (main): Update for conversion of traverse_enum_types to a method.
8941 * genmddeps.c: Include "statistics.h" and "vec.h".
8942 * genoutput.c (process_template): Use rtx_reader_ptr for call to
8944 * genpreds.c (write_predicate_subfunction): Likewise.
8945 (write_predicate_expr): Likewise for calls to print_c_condition.
8946 * genrecog.c (print_test): Likewise.
8947 * gensupport.c (process_rtx): Likewise for calls to
8948 copy_md_ptr_loc and join_c_conditions.
8949 (alter_test_for_insn): Likewise for call to join_c_conditions.
8950 (process_substs_on_one_elem): Likewise.
8951 (gen_mnemonic_setattr): Update for move of string_obstack to a
8952 field of rtx_reader.
8953 (mnemonic_htab_callback): Likewise. Fix formatting.
8954 (gen_mnemonic_attr): Likewise.
8955 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
8956 to print_c_condition.
8957 * read-md.c: Include "statistics.h" and "vec.h".
8958 (string_obstack): Convert this global to field "m_string_obstack"
8959 of class rtx_reader.
8960 (ptr_locs): Likewise, as "m_ptr_locs".
8961 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
8962 (joined_conditions): Likewise, as "m_joined_conditions".
8963 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
8964 (md_constants): Likewise, as "m_md_constants".
8965 (enum_types): Likewise, as "m_enum_types".
8966 (set_md_ptr_loc): Convert to...
8967 (rtx_reader::set_md_ptr_loc): ...member function.
8968 (get_md_ptr_loc): Convert to...
8969 (rtx_reader::get_md_ptr_loc): ...member function.
8970 (copy_md_ptr_loc): Convert to...
8971 (rtx_reader::copy_md_ptr_loc): ...member function.
8972 (fprint_md_ptr_loc): Convert to...
8973 (rtx_reader::fprint_md_ptr_loc): ...member function.
8974 (print_md_ptr_loc): Convert to...
8975 (rtx_reader::print_md_ptr_loc): ...member function.
8976 (join_c_conditions): Convert to...
8977 (rtx_reader::join_c_conditions): ...member function.
8978 (fprint_c_condition): Convert to...
8979 (rtx_reader::fprint_c_condition): ...member function.
8980 (print_c_condition): Convert to...
8981 (rtx_reader::print_c_condition): ...member function.
8982 (read_name): Convert to...
8983 (rtx_reader::read_name): ...member function.
8984 (read_escape): Convert to...
8985 (rtx_reader::read_escape): ...member function.
8986 (read_quoted_string): Convert to...
8987 (rtx_reader::read_quoted_string): ...member function.
8988 (read_braced_string): Convert to...
8989 (rtx_reader::read_braced_string): ...member function.
8990 (read_string): Convert to...
8991 (rtx_reader::read_string): ...member function.
8992 (read_skip_construct): Convert to...
8993 (rtx_reader::read_skip_construct): ...member function.
8994 (handle_constants): Convert to...
8995 (rtx_reader::handle_constants): ...member function.
8996 (traverse_md_constants): Convert to...
8997 (rtx_reader::traverse_md_constants): ...member function.
8998 (handle_enum): Convert to...
8999 (rtx_reader::handle_enum): ...member function.
9000 (lookup_enum_type): Convert to...
9001 (rtx_reader::lookup_enum_type): ...member function.
9002 (traverse_enum_types): Convert to...
9003 (rtx_reader::traverse_enum_types): ...member function.
9004 (rtx_reader::rtx_reader): Move initializations
9005 of various former global data from rtx_reader::read_md_files to
9006 here, as fields, along with the call to unlock_std_streams.
9007 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
9009 (rtx_reader::read_md_files): Move initializations of various
9010 global data from here to the ctor.
9011 * read-md.h (read_name): Convert to...
9012 (rtx_reader::read_name): ...member function.
9013 (rtx_reader::read_escape): New method decl.
9014 (read_quoted_string): Convert to...
9015 (rtx_reader::read_quoted_string): ...member function.
9016 (rtx_reader::read_braced_string): New method decl.
9017 (read_string): Convert to...
9018 (rtx_reader::read_string): ...member function.
9019 (rtx_reader::read_skip_construct): New method decl.
9020 (rtx_reader::set_md_ptr_loc): New method decl.
9021 (rtx_reader::get_md_ptr_loc): New method decl.
9022 (copy_md_ptr_loc): Convert to...
9023 (rtx_reader::copy_md_ptr_loc): ...member function.
9024 (fprint_md_ptr_loc): Convert to...
9025 (rtx_reader::fprint_md_ptr_loc): ...member function.
9026 (print_md_ptr_loc): Convert to...
9027 (rtx_reader::print_md_ptr_loc): ...member function.
9028 (rtx_reader::lookup_enum_type): New method decl.
9029 (rtx_reader::traverse_enum_types): New method decl.
9030 (rtx_reader::handle_constants): New method decl.
9031 (traverse_md_constants): Convert to...
9032 (rtx_reader::traverse_md_constants): ...member function.
9033 (rtx_reader::handle_enum): New method decl.
9034 (rtx_reader::join_c_conditions): New method decl.
9035 (fprint_c_condition): Convert to...
9036 (rtx_reader::fprint_c_condition): ...member function.
9037 (print_c_condition): Convert to...
9038 (rtx_reader::print_c_condition): ...member function.
9039 (rtx_reader::apply_iterator_to_string): New method decl.
9040 (rtx_reader::copy_rtx_for_iterators): New method decl.
9041 (rtx_reader::read_conditions): New method decl.
9042 (rtx_reader::record_potential_iterator_use): New method decl.
9043 (rtx_reader::read_mapping): New method decl.
9044 (rtx_reader::read_rtx): New method decl.
9045 (rtx_reader::read_rtx_code): New method decl.
9046 (rtx_reader::read_rtx_operand): New method decl.
9047 (rtx_reader::read_nested_rtx): New method decl.
9048 (rtx_reader::read_rtx_variadic): New method decl.
9049 (rtx_reader::get_string_obstack): New method.
9050 (rtx_reader::get_md_constants): New method.
9051 (string_obstack): Convert global variable decl to...
9052 (rtx_reader::m_string_obstack): ...this new field.
9053 (rtx_reader::m_ptr_locs): New field.
9054 (rtx_reader::m_ptr_loc_obstack): New field.
9055 (rtx_reader::m_joined_conditions): New field.
9056 (rtx_reader::m_joined_conditions_obstack): New field.
9057 (rtx_reader::m_md_constants): New field.
9058 (rtx_reader::m_enum_types): New field.
9059 * read-rtl.c (apply_iterator_to_string): Convert to...
9060 (rtx_reader::apply_iterator_to_string): ...member function.
9061 (copy_rtx_for_iterators): Convert to...
9062 (rtx_reader::copy_rtx_for_iterators): ...member function.
9063 (add_condition_to_string): Use rtx_reader_ptr for
9064 calls join_c_conditions.
9065 (apply_iterators): Use rtx_reader_ptr for calls to
9066 join_c_conditions and copy_rtx_for_iterators.
9067 (read_conditions): Convert to...
9068 (rtx_reader::read_conditions): ...member function.
9069 (record_potential_iterator_use): Convert to...
9070 (rtx_reader::record_potential_iterator_use): ...member function.
9071 (read_mapping): Convert to...
9072 (rtx_reader::read_mapping): ...member function.
9073 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
9074 (read_rtx): Convert to...
9075 (rtx_reader::read_rtx): ...member function.
9076 (read_rtx_code): Convert to...
9077 (rtx_reader::read_rtx_code): ...member function.
9078 (read_rtx_operand): Convert to...
9079 (rtx_reader::read_rtx_operand): ...member function. Update for move
9080 of string_obstack to a field.
9081 (read_nested_rtx): Convert to..
9082 (rtx_reader::read_nested_rtx): ...member function.
9083 (read_rtx_variadic): Convert to..
9084 (rtx_reader::read_rtx_variadic): ...member function.
9086 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9088 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
9090 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9092 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
9093 for pointer type too.
9094 (ipcp_update_vr): set_ptr_nonnull for pointer.
9096 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9098 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
9099 pt_solution_singleton_p.
9100 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
9101 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
9102 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
9103 pointer nonnull computed by VRP.
9104 Also Conservatively set pt.null to 1.
9105 (pt_solution_reset): Conservatively set pt.null to 1.
9106 (pt_solution_singleton_or_null_p): Renamed from
9107 pt_solution_singleton_p.
9108 * tree-ssanames.h (set_ptr_nonnull): Declare.
9109 (get_ptr_nonnull): Likewise.
9110 * tree-ssanames.c (set_ptr_nonnull): New.
9111 (get_ptr_nonnull): Likewise.
9112 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
9113 (evrp_dom_walker::before_dom_children): Likewise.
9115 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9117 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9118 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9119 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9120 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9121 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
9122 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9123 (rs6000_option_override_internal): Clear it if ABI_AIX.
9124 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9125 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
9127 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9129 * gimple-ssa-strength-reduction.c (record_increment): Remove
9132 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9134 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
9135 that the result is non-zero if it is true.
9136 (maybe_expand_shift): New wrapper around expand_shift_1.
9137 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
9139 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9141 PR tree-optimization/77916
9142 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
9143 Don't allow a MINUS_EXPR for pointer arithmetic for either known
9145 (record_increment): Increments of -1 for unknown strides just use
9146 a multiply initializer like other negative values.
9147 (analyze_increments): Remove stopgap solution for -1 increment
9148 applied to pointer arithmetic.
9150 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
9152 * dominance.c (dom_info::dom_info): Add new constructor for region
9153 which is vector of basic blocks.
9154 (dom_init): New method to initialize members common for both
9156 (dom_info::dom_info): Invoke dom_init for partial initialization.
9157 (dom_info::get_idom): Add check to corner cases on basic blocks which
9159 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
9160 to detect unreachable bbs.
9161 (dom_info::calc_idoms): Likewise.
9162 (compute_dom_fast_query_in_region): New function.
9163 (calculate_dominance_info_for_region): Likewise.
9164 (free_dominance_info_for_region): Likewise.
9165 * dominance.h: Add prototypes for introduced region-based functions
9166 * tree-if-conv.c (build_region): New function.
9167 (if_convertible_loop_p_1): Invoke local version of post-dominators
9168 calculation before basic block predication with subsequent freeing
9169 post-dominator info.
9170 (tree_if_conversion): Remove free of post-dominator info
9171 (pass_if_conversion::execute): Delete detection of infinite loops
9172 and fake edges to exit block since post-dominator calculation is
9173 performed per if-converted loop only.
9175 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
9178 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
9179 register explicitly.
9180 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
9181 optimizing for size.
9183 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9185 * config/aarch64/aarch64.c: Delete inclusion of
9186 cortex-a57-fma-steering.h.
9187 (aarch64_override_options): Delete call
9188 to aarch64_register_fma_steering.
9189 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
9190 * config/aarch64/cortex-a57-fma-steering.h: Delete.
9191 * config/aarch64/aarch64-passes.def: New file.
9192 * config/aarch64/cortex-a57-fma-steering.c
9193 (aarch64_register_fma_steering): Delete definition.
9194 (make_pass_fma_steering): Remove static qualifier.
9195 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
9196 (cortex-a57-fma-steering.o): Remove dependency on
9197 cortex-a57-fma-steering.h.
9199 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9201 * explow.c (validize_mem): Do not modify the argument in-place.
9203 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
9205 * tree-streamer.c (record_common_node): Explicitly list expected
9208 2016-10-17 Richard Biener <rguenther@suse.de>
9210 PR tree-optimization/77988
9211 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
9213 2016-10-17 Marek Polacek <polacek@redhat.com>
9215 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
9217 2016-10-17 Richard Biener <rguenther@suse.de>
9219 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
9222 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9224 PR tree-optimization/71636
9225 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
9227 2016-10-17 Richard Biener <rguenther@suse.de>
9229 * gimplify.c (gimplify_function_tree): Do not move the outer
9232 2016-10-17 Jakub Jelinek <jakub@redhat.com>
9234 * langhooks.h (struct lang_hooks_for_decls): Remove
9235 function_decl_explicit_p, function_decl_deleted_p and
9236 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
9237 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
9238 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
9239 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
9240 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
9241 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
9242 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
9243 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
9244 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
9245 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
9246 * langhooks.c (lhd_decl_dwarf_attribute): New function.
9247 * dwarf2out.c (gen_subprogram_die): Use
9248 lang_hooks.decls.decl_dwarf_attribute instead of
9249 lang_hooks.decls.function_decl_*.
9251 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
9255 * common.opt (-ftrampolines): New option.
9256 * doc/invoke.texi (Code Gen Options): Document it.
9257 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
9258 * doc/tm.texi: Regenerate.
9259 * builtins.def: Add init_descriptor and adjust_descriptor.
9260 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
9261 on platforms with descriptors.
9262 (expand_builtin_init_descriptor): New function.
9263 (expand_builtin_adjust_descriptor): Likewise.
9264 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
9265 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
9266 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
9267 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
9268 Set STATIC_CHAIN_REG_P on the static chain register, if any.
9269 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
9270 (expand_call): Likewise. Move around call to prepare_call_address
9271 and pass all flags to it.
9272 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
9273 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
9274 (gimple_call_set_by_descriptor): New setter.
9275 (gimple_call_by_descriptor_p): New getter.
9276 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
9277 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
9278 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
9279 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
9280 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
9281 * rtl.h (STATIC_CHAIN_REG_P): New macro.
9282 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
9283 * target.def (custom_function_descriptors): New POD hook.
9284 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
9285 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
9286 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
9287 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
9288 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
9289 (build_common_builtin_nodes): Initialize init_descriptor and
9291 * tree-nested.c: Include target.h.
9292 (struct nesting_info): Add 'any_descr_created' field.
9293 (get_descriptor_type): New function.
9294 (lookup_element_for_decl): New function extracted from...
9295 (create_field_for_decl): Likewise.
9296 (lookup_tramp_for_decl): ...here. Adjust.
9297 (lookup_descr_for_decl): New function.
9298 (convert_tramp_reference_op): Deal with descriptors.
9299 (build_init_call_stmt): New function extracted from...
9300 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
9301 * defaults.h (FUNCTION_ALIGNMENT): Define.
9302 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
9303 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
9304 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
9305 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
9306 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
9308 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
9310 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
9311 constants in CONST_VECTORs.
9313 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
9315 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
9316 register as destination of bmask.
9317 (vector_init_bshuffle): Likewise.
9318 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
9319 (bmaskdi_vis): Enable only in 64-bit mode.
9321 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
9323 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
9324 make LR a separately shrink-wrapped component unless savres_strategy
9325 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
9326 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
9327 wrapping when not both {SAVE,REST}_INLINE_GPRS.
9329 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
9331 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
9332 and keep looping on failure.
9334 2016-10-14 David Malcolm <dmalcolm@redhat.com>
9336 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
9338 (print_rtx_function): Update example in comment for...
9339 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
9340 non-virtual pseudos with a '%' sigil followed by the regno, offset
9341 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
9342 pseudo is dumped as "%0".
9344 2016-10-14 Jakub Jelinek <jakub@redhat.com>
9347 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
9350 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
9352 * config/sparc/sparc-passes.def: New file.
9353 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
9354 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
9355 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
9357 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
9359 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
9360 loop peel to loops with exit test at the beginning.
9362 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
9364 PR rtl-optimization/68212
9365 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
9366 frequency when computing scale factor for peeled copies.
9367 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
9368 values for switch/peel blocks/edges.
9370 2016-10-14 Pedro Alves <palves@redhat.com>
9372 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
9374 2016-10-14 Catherine Moore <clm@codesourcery.com>
9376 * config/mips/mips.c (mips_prepare_pch_save): Initialize
9377 micromips_globals to zero.
9379 2016-10-14 Richard Biener <rguenther@suse.de>
9381 PR tree-optimization/77979
9382 * tree-vrp.c (compare_name_with_value): Handle released SSA names
9383 in the equivalency sets.
9384 (compare_names): Likewise.
9386 2016-10-14 Martin Liska <mliska@suse.cz>
9388 * builtins.h(target_char_cst_p): Declare the function.
9389 * builtins.c (fold_builtin_memchr): Remove.
9390 (target_char_cst_p): Move the function from gimple-fold.c.
9391 (fold_builtin_3): Do not call the function.
9392 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
9393 (gimple_fold_builtin): Call the function.
9394 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
9396 2016-10-14 Martin Liska <mliska@suse.cz>
9398 * builtins.c (fold_builtin_strcmp): Remove function.
9399 (fold_builtin_strncmp): Likewise.
9400 (fold_builtin_2): Remove call of the function.
9401 (fold_builtin_3): Likewise.
9402 * fold-const-call.c (fold_const_call): Add constant folding
9403 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
9404 * fold-const-call.h (build_cmp_result): Declare the function.
9405 * gimple-fold.c (gimple_load_first_char): New function.
9406 (gimple_fold_builtin_string_compare): Likewise.
9407 (gimple_fold_builtin): Call the function.
9409 2016-10-14 Nathan Sidwell <nathan@acm.org>
9411 * gcov-io.c (gcov_open): Deconstify 'mode'.
9413 2016-10-14 Martin Liska <mliska@suse.cz>
9415 * fold-const.c (c_getstr): Support of properly \0-terminated
9416 string constants. New argument is added.
9417 * fold-const.h: New argument is added.
9419 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9421 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
9423 (aarch64_print_hint_for_core): Likewise.
9424 (aarch64_print_hint_for_arch): Likewise.
9425 (aarch64_validate_march): Use it. Fix indentation in type signature.
9426 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
9427 (aarch64_validate_mtune): Likewise.
9428 (aarch64_handle_attr_arch): Likewise.
9429 (aarch64_handle_attr_cpu): Likewise.
9430 (aarch64_handle_attr_tune): Likewise.
9432 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9434 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
9437 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
9439 * config/m68k/m68k.c (m68k_option_override): Check
9440 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
9441 instead of stack_limit_rtx.
9443 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9445 * dwarf2out.c (gen_member_die): Handle inline static data member
9448 2016-10-13 Nathan Sidwell <nathan@acm.org>
9450 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
9451 gcov_var.mode. Remove unnecessary fstat.
9453 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
9456 * function.c (thread_prologue_and_epilogue_insns): Call all
9457 make_*logue_seq in the same order as traditional. Call them
9458 all a second time if shrink_wrapped_separate.
9460 2016-10-13 Marek Polacek <polacek@redhat.com>
9462 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9463 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
9466 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9468 PR tree-optimization/77937
9469 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
9470 to infinite when we have a pointer with an increment of -1.
9472 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9474 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
9476 * memmodel.h: This file.
9477 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
9478 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
9479 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
9480 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
9481 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
9482 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
9483 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
9484 compare-elim.c, config/aarch64/aarch64-builtins.c,
9485 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
9486 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
9487 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
9488 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
9489 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
9490 config/darwin.c, config/epiphany/epiphany.c,
9491 config/epiphany/mode-switch-use.c,
9492 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
9493 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
9494 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
9495 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
9496 config/m68k/m68k.c, config/mcore/mcore.c,
9497 config/microblaze/microblaze.c, config/mmix/mmix.c,
9498 config/mn10300/mn10300.c, config/moxie/moxie.c,
9499 config/msp430/msp430.c, config/nds32/nds32-cost.c,
9500 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
9501 config/nds32/nds32-memory-manipulation.c,
9502 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
9503 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
9504 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
9505 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
9506 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
9507 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
9508 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
9509 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
9510 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
9511 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
9512 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
9513 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
9514 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
9515 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
9516 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
9517 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
9518 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
9519 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
9520 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
9521 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
9522 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
9523 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
9524 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
9525 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
9526 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
9527 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
9528 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
9529 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
9530 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
9531 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
9532 var-tracking.c, varasm.c: Include memmodel.h.
9533 * genattrtab.c (write_header): Include memmodel.h in generated file.
9534 * genautomata.c (main): Likewise.
9535 * gengtype.c (open_base_files): Likewise.
9536 * genopinit.c (main): Likewise.
9537 * genconditions.c (write_header): Include memmodel.h earlier in
9539 * genemit.c (main): Likewise.
9540 * genoutput.c (output_prologue): Likewise.
9541 * genpeep.c (main): Likewise.
9542 * genpreds.c (write_insn_preds_c): Likewise.
9543 * genrecog.c (write_header): Likewise.
9544 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
9546 2016-10-13 David Malcolm <dmalcolm@redhat.com>
9548 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
9549 for new "compact" param of print_rtx_function. Check for "cinsn"
9551 * print-rtl-function.c (flag_compact): New decl.
9552 (print_rtx_function): Add param "compact" and use it to set
9553 flag_compact, adding a description of the effect to the leading
9554 comment, and updating the example output.
9555 * print-rtl.c (flag_compact): New variable.
9556 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
9558 (print_rtx_operand_code_i): When printing source locations, wrap
9559 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
9560 (print_rtx_operand_code_r): Don't print regnos for hard regs and
9561 virtuals in compact mode.
9562 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
9563 apart from in LABEL_REFs.
9564 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
9565 Don't print basic block ids in compact mode.
9566 (print_rtx): In compact mode, prefix the code of insns with "c",
9567 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
9568 * print-rtl.h (print_rtx_function): Add "compact" param.
9570 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
9572 * arm.h (TARGET_VFP): Delete.
9573 (TARGET_VFPD32): Remove references to TARGET_VFP.
9574 (TARGET_VFP3, TARGET_VFP5): Likewise.
9575 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
9576 (TARGET_NEON_FP16): Likewise.
9577 (TARGET_FMA): Likewise.
9578 (TARGET_CRYPTO): Likewise.
9579 (TARGET_NEON): Likewise.
9580 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
9581 (FUNCTION_ARG_REGNO_P): Likewise.
9582 * arm.c (arm_option_check_internal): Likewise.
9583 (arm_option_override): Likewise.
9584 (use_return_insn): Likewise.
9585 (arm_function_value_regno_p): Likewise.
9586 (arm_apply_result_size): Likewise.
9587 (use_vfp_abi): Likewise.
9588 (arm_legitimate_address_outer_p): Likewise.
9589 (thumb2_legitimate_address_p): Likewise.
9590 (arm_legitimate_index_p): Likewise.
9591 (thumb2_legitimate_index_p): Likewise.
9592 (arm_legitimate_address): Likewise.
9593 (arm_get_vfp_saved_size): Likewise.
9594 (arm_emit_vfp_multi_reg_pop): Likewise.
9595 (arm_get_frame_offsets): Likewise.
9596 (arm_save_coproc_regs): Likewise.
9597 (arm_hard_regno_mode_ok): Likewise.
9598 (arm_expand_epilogue_apcs_frame): Likewise.
9599 (arm_expand_epilogue): Likewise.
9600 (arm_file_start): Likewise.
9601 (arm_conditional_register_usage): Likewise.
9602 (arm_validize_comparison): Use vfp_compare_operand directly.
9603 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
9604 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
9606 (arm_atomic_assign_expand_fenv): Likewise.
9607 * arm.md (divsf3): Likewise.
9608 (arm_negsi2): Likewise.
9610 (arm_movdi): Likewise.
9611 (arm_movt): Likewise.
9612 (cbranchsf4): Change predicate to vfp_compare_operand.
9613 (cbranchdf4): Change predicate to vfp_compare_operand.
9614 (cstorehf4): Change predicate to vfp_compare_operand.
9615 (cstoresf4): Change predicate to vfp_compare_operand.
9616 (cstoredf4): Change predicate to vfp_compare_operand.
9617 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
9618 (movhi_insn_arch4, movhi_bytes): Likewise.
9619 * constraints.md (Dt): Likewise.
9621 * iterators.md (SDF): Likewise.
9622 * predicates.md (arm_float_compare_operand): Delete.
9623 (const_double_vcvt_power_of_two_reciprocal): Remove references to
9625 (const_double_vcvt_power_of_two): Likewise.
9626 * thumb2.md thumb2_movsi_insn): Likewise.
9627 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
9628 (movhf_vfp): Likewise.
9629 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
9630 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
9631 (movsf_vfp, thumb2_movsf_vfp): Likewise.
9632 (movdf_vfp, thumb2_movdf_vfp): Likewise.
9633 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
9634 (subsf3_vfp, divsf3_vfp): Likewise.
9635 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
9636 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
9637 (mulsf3negsfsubsf_vfp): Likewise.
9638 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
9639 (floatunssisf2, sqrtsf2_vfp): Likewise.
9640 (movcc_vfp): Likewise.
9641 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
9642 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
9643 (push_multi_vfp): Likewise.
9644 (set_fpscr, get_fpscr): Likewise.
9645 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
9647 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
9649 * arm.h (TARGET_VFP): Unconditionally define to 1.
9650 (arm_fpu_desc): Remove 'model' field.
9651 (TARGET_FPU_MODEL): Delete.
9652 * arm.c (all_fpus): Don't initialize the model field.
9653 (arm_can_inline_p): Don't check the FPU model.
9654 * arm-fpus.def: Remove redundant model field from all FPU
9657 2016-10-13 Richard Biener <rguenther@suse.de>
9660 * genmatch.c (struct capture): Add value_match member.
9661 (commutate): Preserve value_match.
9662 (lower_opt_convert): Likewise.
9663 (lower_cond): Likewise.
9664 (replace_id): Likewise.
9665 (struct dt_operand): Add value_match member.
9666 (decision_tree::cmp_node): Compare it.
9667 (decision_tree::insert_operand): Honor it when finding and
9668 when appending a DT_MATCH.
9669 (dt_operand::gen_match_op): Generate a type check after
9670 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
9671 (parser::get_internal_capture_id): New helper.
9672 (parser::finish_match_operand): New function lowering @@<id>.
9673 (parser::parse_capture): Parse @@<id> as value-match.
9674 (parser::parse_expr): Use get_internal_capture_id.
9675 (parser::parse_simplify): Call finish_match_operand.
9676 (walk_captures): New helper.
9677 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
9679 ((X /[ex] A) * A -> X): Likewise.
9680 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
9681 convert[12] and value-matching.
9682 ((A | B) & (A | C) -> A | (B & C)): Likewise.
9683 ((X | Y) | Y -> X | Y): Likewise.
9684 ((X ^ Y) ^ Y -> X): Likewise.
9685 (A - (A & B) -> ~B & A): Likewise.
9686 ((T)(P + A) - (T)P -> (T) A): Likewise.
9687 ((T)P - (T)(P + A) -> -(T) A): Likewise.
9688 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
9689 * doc/match-and-simplify.texi: Amend capture section.
9691 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
9693 * config/arc/arc.md (umul_600): Remove predicated variant.
9694 (umul64_600): Likewise.
9696 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
9698 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
9700 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9702 * tree-vect-loop.c (loop_niters_no_overflow): New func.
9703 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
9704 no-overflow information to vect_do_peeling_for_loop_bound and
9705 vect_gen_vector_loop_niters.
9707 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9709 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
9712 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9714 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
9715 adjust_vec automatically.
9716 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
9717 param exit_bb to guard_to.
9718 (slpeel_checking_verify_cfg_after_peeling):
9719 (set_prologue_iterations):
9720 (create_lcssa_for_virtual_phi): New func which is factored out from
9721 slpeel_tree_peel_loop_to_edge.
9722 (slpeel_tree_peel_loop_to_edge):
9723 (iv_phi_p): New func.
9724 (vect_can_advance_ivs_p): Call iv_phi_p.
9725 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
9726 new gimple stmts in basic block.
9727 (vect_gen_niters_for_prolog_loop): Rename to...
9728 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
9729 adjust implementation.
9730 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
9731 sizetype if necessary.
9732 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
9733 it to external function.
9734 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
9735 (vect_gen_vector_loop_niters_mult_vf): New.
9736 (slpeel_update_phi_nodes_for_loops): New.
9737 (slpeel_update_phi_nodes_for_guard1): Reimplement.
9738 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
9739 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
9740 * tree-vect-loop.c (vect_build_loop_niters): Move to file
9741 tree-vect-loop-manip.c
9742 (vect_generate_tmps_on_preheader): Delete.
9743 (vect_transform_loop): Rename vectorization_factor to vf. Call
9744 vect_do_peeling instead of vect_do_peeling-* functions.
9745 * tree-vectorizer.h (vect_do_peeling): New decl.
9746 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
9747 (vect_do_peeling_for_loop_bound): Delete.
9748 (vect_do_peeling_for_alignment): Delete.
9750 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9752 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
9753 duplicated loop after its preheader and after the original loop.
9755 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9757 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
9758 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
9760 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9762 * tree-vect-loop.c (vectorizable_live_operation): Support handling
9763 for live variable outside loop but not in lcssa form.
9765 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9767 * cfg.c (reset_original_copy_tables): New func.
9768 * cfg.h (reset_original_copy_tables): New decl.
9770 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9773 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
9775 * varasm.c (default_binds_local_p_3): Formatting fix.
9777 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9779 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
9781 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
9782 Remove useless code.
9784 2016-10-13 Martin Liska <mliska@suse.cz>
9786 PR tree-optimization/77943
9787 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
9788 a different EH landing pads.
9790 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9793 * hooks.h (hook_tree_void_null): Declare.
9794 * hooks.c (hook_tree_void_null): New function.
9795 * langhooks.c (lhd_return_null_tree_v): Remove.
9796 * langhooks-def.h (lhd_return_null_tree_v): Remove.
9797 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
9798 set y to const0_rtx.
9799 * function.c (stack_protect_epilogue): Likewise.
9800 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
9801 if TARGET_THREAD_SSP_OFFSET is defined.
9802 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9803 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9804 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9805 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9806 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9807 (ix86_stack_protect_guard): New function.
9809 2016-10-13 Richard Biener <rguenther@suse.de>
9811 * dwarf2out.c (tree_add_const_value_attribute): Do not try
9812 rtl_for_decl_init during early phase.
9813 (gen_variable_die): Do not create locations during early phase.
9814 (gen_label_die): Likewise.
9815 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
9818 2016-10-12 Richard Biener <rguenther@suse.de>
9820 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
9821 try_add_new_range and made to eturn new range.
9822 (evrp_dom_walker::before_dom_children): Push op1 value range before
9823 pushing op0 value range.
9825 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9827 PR tree-optimization/77937
9828 * gimple-ssa-strength-reduction.c (analyze_increments): Use
9829 POINTER_TYPE_P on the candidate type to determine whether
9830 candidates in this chain require pointer arithmetic.
9832 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
9834 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
9835 correction if the type is smaller than a word.
9836 (visium_select_cc_mode): Add ... fall through ... comment.
9838 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9840 * config/rs6000/rs6000.c (machine_function): Add new fields
9841 gpr_is_wrapped_separately and lr_is_wrapped_separately.
9842 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
9843 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
9844 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
9845 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
9846 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
9847 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
9848 (rs6000_get_separate_components): New function.
9849 (rs6000_components_for_bb): New function.
9850 (rs6000_disqualify_components): New function.
9851 (rs6000_emit_prologue_components): New function.
9852 (rs6000_emit_epilogue_components): New function.
9853 (rs6000_set_handled_components): New function.
9854 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
9855 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
9856 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
9857 (rs6000_emit_epilogue): Don't emit GPR restores if
9858 gpr_is_wrapped_separately for that register. Don't make a
9859 REG_CFA_RESTORE note for registers we did not restore, either.
9861 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9863 * function.c (thread_prologue_and_epilogue_insns): Call
9864 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
9865 if it has possibly changed. Compute the split_prologue_seq and
9866 epilogue_seq later, too.
9867 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
9868 (dump_components): New function.
9869 (struct sw): New struct.
9871 (init_separate_shrink_wrap): New function.
9872 (fini_separate_shrink_wrap): New function.
9873 (place_prologue_for_one_component): New function.
9874 (spread_components): New function.
9875 (disqualify_problematic_components): New function.
9876 (emit_common_heads_for_components): New function.
9877 (emit_common_tails_for_components): New function.
9878 (insert_prologue_epilogue_for_components): New function.
9879 (try_shrink_wrapping_separate): New function.
9880 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
9882 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9884 * regrename.c (build_def_use): Invalidate chains that have a
9885 REG_CFA_RESTORE on some instruction.
9887 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9889 * dce.c (delete_unmarked_insns): Don't delete instructions with
9890 a REG_CFA_RESTORE note.
9892 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9894 * common.opt (-fshrink-wrap-separate): New flag.
9895 * doc/invoke.texi: Document it.
9896 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
9897 * doc/tm.texi: Regenerate.
9898 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
9899 * target.def (shrink_wrap): New hook vector.
9900 (get_separate_components, components_for_bb, disqualify_components,
9901 emit_prologue_components, emit_epilogue_components,
9902 set_handled_components): New hooks.
9904 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9906 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
9907 vector return by reference only if -Wpsabi.
9908 (rs6000_pass_by_reference): Similarly, for argument passing.
9910 2016-10-12 David Malcolm <dmalcolm@redhat.com>
9912 * function-tests.c: Include "print-rtl.h".
9913 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
9914 function, and verify what is dumped.
9915 * print-rtl-function.c (print_edge): New function.
9916 (begin_any_block): New function.
9917 (end_any_block): New function.
9918 (can_have_basic_block_p): New function.
9919 (print_rtx_function): Track the basic blocks of insns in the
9920 chain, wrapping those that are within blocks within "(block)"
9921 directives. Remove the "(cfg)" directive.
9923 2016-10-12 David Malcolm <dmalcolm@redhat.com>
9925 * selftest.c (selftest::read_file): New function.
9926 (selftest::test_read_file): New function.
9927 (selftest::selftest_c_tests): Call test_read_file.
9928 * selftest.h (selftest::read_file): New decl.
9930 2016-10-12 Richard Biener <rguenther@suse.de>
9933 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
9936 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
9938 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
9940 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
9941 dwarf2out_assembly_start.
9943 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
9945 * Makefile.in (SELFTEST_FLAGS): New variable.
9946 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
9948 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
9951 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
9953 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
9954 dumped in RTL dumps.
9956 2016-10-12 Martin Liska <mliska@suse.cz>
9958 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
9959 (gimple_fold_builtin_memory_op): Use the function.
9960 (gimple_fold_builtin_strchr): Likewise.
9961 (gimple_fold_builtin_strcat): Likewise.
9962 (gimple_build): Likewise.
9964 2016-10-12 Nathan Sidwell <nathan@acm.org>
9966 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
9968 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
9970 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
9971 equivalent 32-bit constant (modulo 2**32) when that yields
9972 smaller instructions.
9973 (size_of_int_loc_descriptor): Update accordingly.
9975 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
9977 * dwarf2out.c (dwarf2out_early_global_decl): For nested
9978 functions, call dwarf2out_decl on the parent function first.
9980 2016-10-12 Richard Biener <rguenther@suse.de>
9982 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
9985 2016-10-12 Richard Biener <rguenther@suse.de>
9987 * tree-ssa-propagate.c
9988 (substitute_and_fold_dom_walker::before_dom_children): Do not
9989 ignore ASSERT_EXPRs but only preserve them.
9990 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
9991 that have been propagated into.
9992 (vrp_finalize): Enable DCE for substitute_and_fold.
9994 2016-10-12 Richard Biener <rguenther@suse.de>
9996 PR tree-optimization/77920
9997 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
9998 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
9999 (simplify_abs_using_ranges): Likewise.
10000 (simplify_conversion_using_ranges): Likewise.
10001 (simplify_stmt_using_ranges): Adjust.
10003 2016-10-12 Jakub Jelinek <jakub@redhat.com>
10005 PR tree-optimization/77929
10006 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
10007 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
10009 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10012 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
10013 needs a base register for arg 1.
10015 2016-10-12 Jakub Jelinek <jakub@redhat.com>
10017 * common.opt (Wimplicit-fallthrough) Turn into alias to
10018 -Wimplicit-fallthrough=3. Remove EnabledBy.
10019 (Wimplicit-fallthrough=): New option.
10020 * gimplify.c (warn_implicit_fallthrough_r): Use
10021 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
10022 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
10023 to -Wimplicit-fallthrough=3.
10024 (-Wimplicit-fallthrough=): Document.
10026 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10028 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
10029 and GEU in DImode if TARGET_SUBXC.
10030 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
10031 (seqdi<W:mode>_zero_subxc): Delete.
10032 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
10033 (neg_seqdi<W:mode>_zero_vis3): Delete.
10034 (plus_seqdi<W:mode>_zero): Likewise.
10035 (minus_seqdi<W:mode>_zero): Likewise.
10036 (plus_plus_sltu<W:mode>): Accept only register.
10037 (addx<W:mode>): Likewise.
10038 (plus_sltu<W:mode>_vis3): Likewise.
10039 (plus_plus_sltu<W:mode>_vis3): Likewise.
10040 (neg_sgeu<W:mode>_vis3): Delete.
10041 (minus_sgeu<W:mode>_vis3): Likewise.
10042 (addxc<W:mode>): Accept only registers.
10043 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
10044 (minus_neg_sltu<W:mode>_subxc): Accept only register.
10045 (neg_plus_sltu<W:mode>_subxc): Likewise.
10046 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
10047 (minus_minus_sltu<W:mode>_subxc): Accept only register.
10048 (sgeu<W:mode>_insn_subxc): Delete.
10049 (plus_sgeu<W:mode>_subxc): Likewise.
10050 (subxc<W:mode>): Accept only register.
10051 (scc splitter): Split always GEU again.
10053 2016-10-11 Jeff Law <law@redhat.com>
10055 PR tree-optimization/77424
10056 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
10057 dead conditionals. Assert that all e->aux fields are NULL.
10059 2016-10-11 David Malcolm <dmalcolm@redhat.com>
10061 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
10062 operand-printing "switch" statement into...
10063 (print_rtx_operand_code_0): ...this new function, ...
10064 (print_rtx_operand_code_e): ...this new function, ...
10065 (print_rtx_operand_codes_E_and_V): ...this new function, ...
10066 (print_rtx_operand_code_i): ...this new function, ...
10067 (print_rtx_operand_code_r): ...this new function, ...
10068 (print_rtx_operand_code_u): ...this new function, ...
10069 (print_rtx_operand): ...and this new function.
10071 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
10073 * config/alpha/alpha-passes.def: New file.
10074 * config/alpha/t-alpha: New file.
10075 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
10076 (make_pass_handle_trap_shadows): New prototype.
10077 (make_pass_align_insns): Ditto.
10078 * config/alpha/alpha.c (alpha_option_override): Don't register
10080 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
10082 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10085 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
10086 distinct __ibm128 IBM extended double type if long doubles are
10087 128-bits and the default format for long double is IEEE 128-bit.
10089 2016-10-11 Richard Biener <rguenther@suse.de>
10091 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
10092 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
10093 (verify_die): New function.
10094 (dwarf2out_finish): Call it.
10095 (output_line_info): Handle case of -gsplit-dwarf without
10096 DWARF2_ASM_LINE_DEBUG_INFO.
10098 2016-10-11 Richard Biener <rguenther@suse.de>
10101 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
10102 sub-chains of BLOCK_VARS and gimple_bind_vars.
10104 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10106 * config/i386/znver1.md : Fix imov/imovx load type reservations.
10108 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10110 * config/sparc/sparc.opt (msubxc): New option.
10111 * doc/invoke.texi (SPARC options): Document it and tidy up.
10112 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
10113 * doc/tm.texi: Regenerate.
10114 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
10116 (CCX_NOOV): Rename into...
10120 * config/sparc/predicates.m (fcc_register_operand): Simplify.
10121 (fcc0_register_operand): Likewise.
10122 (icc_register_operand): New.
10123 (icc_or_fcc_register_operand): Simplify.
10124 (nz_comparison_operator): New.
10125 (c_comparison_operator): Likewise.
10126 (noov_compare_operator): Rename into...
10127 (icc_comparison_operator): ...this. Use above predicates.
10128 (noov_compare64_operator): Rename into...
10129 (v9_comparison_operator): ...this and tidy up.
10130 (fcc_comparison_operator): New.
10131 (icc_or_fcc_comparison_operator): Likewise.
10132 (v9_register_compare_operator): Rename info...
10133 (v9_register_comparison_operator): ...this.
10134 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
10135 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
10137 (sparc_fixed_condition_code_regs): New function.
10138 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
10139 renaming and add support for CCC/CCXC.
10140 (output_cbranch): Likewise.
10141 (sparc_print_operand): Likewise.
10142 (gen_v9_scc): Remove obsolete assertion.
10143 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
10144 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
10145 (output_cbcond): Remove bogus handling of CC modes.
10146 (sparc_register_move_cost): Return 100 for NO_REGS.
10147 * config/sparc/sparc.md (W): New mode iterator.
10148 (length): Adjust for noov_compare64_operator renaming.
10149 (cmpsi_sne): New instruction.
10150 (cmpdi_sne): Likewise.
10151 (seqdi_special): Delete.
10152 (seqdi_special): Likewise.
10153 (snesi<P:mode>_special): Likewise.
10154 (snedi_special): Likewise.
10155 (snedi_special_vis3): Likewise.
10156 (snesi patterns): Use W iterator.
10157 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
10158 (sltu patterns): Likewise.
10159 (sgeu patterns): Likewise.
10160 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
10161 (normal_branch): Use icc_comparison_operator predicate.
10162 (inverted_branch): Likewise.
10163 (cbcond_sp32): Use comparison_operator predicate.
10164 (cbcond_sp64): Likewise.
10165 (normal_int_branch_sp64): Adjust for renaming
10166 (inverted_int_branch_sp64): Likewise.
10167 (mov<I:mode>_cc_reg_sp64): Likewise.
10168 (movsf_cc_reg_sp6): Likewise.
10169 (movdf_cc_reg_sp64): Likewise.
10170 (movtf_cc_reg_hq_sp64): Likewise.
10171 (movtf_cc_reg_sp64): Likewise.
10172 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
10173 (movsf_cc_v9): Likewise.
10174 (movdf_cc_v9): Likewise.
10175 (movtf_cc_hq_v9): Likewise.
10176 (movtf_cc_v9): Likewise.
10177 (adddi3): Call gen_adddi3_sp32.
10178 (adddi3_insn_sp32): Rename to...
10179 (adddi3_sp32): ...this. Accept only register_operand as operand #1
10180 and use CCCmode for the carry.
10181 (addx_extend_sp32): Use CCCmode for the carry.
10182 (addx_extend_sp64): Delete.
10183 (adddi3_extend_sp32): Use CCCmode for the carry.
10184 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
10185 (subdi3): Call gen_subdi3_sp32.
10186 (subdi3_insn_sp32): Rename to...
10187 (subdi3_sp32): ...this and use CCmode for the carry.
10188 (subx_extend_sp32): Use CCCmode for the carry.
10189 (subx_extend_sp64): Delete.
10190 (subdi3_extend_sp32): Use CCmode for the carry.
10191 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
10192 (negdi3): Call gen_negdi3_sp32.
10193 (negdi3_sp32): Use CCCmode for the carry.
10194 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
10195 (cmp_nz_ashift_1): Use CCNZ mode.
10196 (cmp_nz_set_ashift_1): Likewise.
10197 (ctrapsi4): Use comparison_operator predicate.
10198 (ctrapdi4): Likewise.
10199 (trapsi_insn): Use icc_comparison_operator predicate.
10200 (trapdi_insn): Likewise.
10201 (edge8 patterns): Use CCNZmode.
10202 (edge16 patterns): Likewise.
10203 (edge32 patterns): Likewise.
10205 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10207 * config/visium/visium-modes.def (CC_NOOV): Rename into...
10209 (CC_BTST): Rename into...
10211 * config/visium/predicates.md (real_add_operand): New.
10212 (visium_btst_operator): Rename into...
10213 (visium_equality_comparison_operator): ...this.
10214 (visium_noov_operator): Rename into...
10215 (visium_nz_comparison_operator): ...this.
10216 (visium_c_comparison_operator): New.
10217 (visium_branch_operator): Adjust and deal with all CC modes.
10218 * config/visium/visium.c (visium_adjust_cost): Adjust.
10219 (visium_split_double_add): Use the *_set_carry patterns.
10220 (visium_select_cc_mode): Add support for CCC mode and adjust.
10221 (output_cbranch): Adjust and use the carry-based operators for
10222 floating-point comparisons.
10223 * config/visium/visium.md (flags_subst_arith): Adjust.
10224 (addsi3_insn_set_carry): New instruction.
10225 (subsi3_insn_set_carry): Likewise.
10226 (negsi2_insn_set_carry): Likewise.
10228 (cmp<mode>_sne): Likewise.
10229 (cbranch<mode>4): Use ordered_comparison_operator.
10230 (cbranch<mode>4_insn): Likewise.
10231 (cbranchsi4_btst_insn): Adjust.
10233 2016-10-11 Tom de Vries <tom@codesourcery.com>
10235 PR middle-end/77558
10236 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
10239 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10241 * tree.h (build_complex_type): Add second parameter with default.
10242 * tree.c (build_complex_type): Add NAMED second parameter and adjust
10243 recursive call. Create a TYPE_DECL only if NAMED is true.
10244 (build_common_tree_nodes): Pass true in calls to build_complex_type.
10246 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
10248 New avr-passes.def to register AVR specific passes.
10250 * config/avr/avr-passes.def: New file.
10251 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
10252 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
10253 (make_avr_pass_recompute_note): New proto.
10254 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
10255 (avr_pass_recompute_notes): Use anonymous namespace.
10256 (avr_register_passes): Remove function...
10257 (avr_option_override): ...and its call.
10259 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
10261 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
10262 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
10263 PTF_AVOID_BRANCHLIKELY_SPEED for others.
10264 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
10266 * config/mips/mips.c (mips_option_override): Enable the branch
10267 likely depending on the tune flags and optimization level.
10268 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
10269 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
10270 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
10271 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
10273 2016-10-11 Richard Biener <rguenther@suse.de>
10275 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
10276 (output_function): Properly stream the whole block tree.
10277 * lto-streamer-in.c (input_function): Likewise.
10279 2016-10-11 Marek Polacek <polacek@redhat.com>
10281 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
10283 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
10285 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
10286 (evrp_dom_walker::before_dom_children): Infer and push new value
10287 ranges for x in y < x.
10289 2016-10-10 Joseph Myers <joseph@codesourcery.com>
10292 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
10293 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
10294 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
10295 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
10296 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
10297 (IA64_NO_LIBGCC_TFMODE): Likewise.
10299 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
10301 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
10304 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
10306 * config.gcc: Add aarch64-*-freebsd* support.
10307 * config.host: Likewise.
10308 * config/aarch64/aarch64-freebsd.h: New file.
10309 * config/aarch64/t-aarch64-freebsd: Ditto.
10311 2016-10-10 Jeff Law <law@redhat.com>
10313 PR tree-optimization/71947
10314 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
10315 B with A within a single statement.
10317 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10319 PR tree-optimization/77824
10320 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
10321 zero cost for copies.
10322 (find_candidates_dom_walker::before_dom_children): Replace
10323 MODIFY_EXPR with SSA_NAME.
10324 (replace_mult_candidate): Likewise.
10325 (replace_profitable_candidates): Likewise.
10327 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10329 * config/s390/s390.h: Wrap more macros args in brackets and fix
10331 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
10333 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
10335 2016-10-10 Andreas Schwab <schwab@suse.de>
10338 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
10339 pseudo is not DImode.
10341 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
10343 * common/config/arc/arc-common.c (arc_option_optimization_table):
10344 Remove compact casesi option.
10345 * config/arc/arc.c (arc_override_options): Use compact casesi
10346 option only for pre-ARCv2 cores.
10347 * doc/invoke.texi (mcompact-casesi): Update text.
10349 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10351 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
10352 Add macro to say we can efficiently handle overlapping unaligned
10354 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
10355 poor code for processors older than p8.
10357 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
10359 * gen-pass-instances.awk: Remove GNUism.
10361 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10363 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
10364 NULL of (*ipcp_transformations)][node->uid].
10366 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
10368 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
10369 (MALLOC_ABI_ALIGNMENT): Define.
10371 2016-10-09 Jakub Jelinek <jakub@redhat.com>
10373 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
10374 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
10375 VAR_OR_FUNCTION_DECL_P macros.
10376 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
10377 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
10378 chkp_find_bounds_1): Likewise.
10379 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
10380 * hsa-gen.c (get_symbol_for_decl): Likewise.
10381 * cgraphunit.c (check_global_declaration, analyze_functions,
10382 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
10384 * gimple-fold.c (can_refer_decl_in_current_unit_p,
10385 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
10387 * tree.c (set_decl_section_name, copy_node_stat,
10388 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
10389 merge_dllimport_decl_attributes, handle_dll_attribute,
10390 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
10391 verify_type): Likewise.
10392 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
10393 find_explicit_erroneous_behavior): Likewise.
10394 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
10395 * ipa.c (process_references): Likewise.
10396 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
10397 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
10398 notice_global_symbol, assemble_variable, mark_decl_referenced,
10399 build_constant_desc, output_constant_def_contents, do_assemble_alias,
10400 make_decl_one_only, default_section_type_flags,
10401 categorize_decl_for_section, default_encode_section_info): Likewise.
10402 * trans-mem.c (requires_barrier): Likewise.
10403 * gimple-expr.c (mark_addressable): Likewise.
10404 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
10405 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
10406 expand_debug_expr): Likewise.
10407 * tree-dump.c (dequeue_and_dump): Likewise.
10408 * ubsan.c (instrument_bool_enum_load): Likewise.
10409 * tree-pretty-print.c (print_declaration): Likewise.
10410 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
10411 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
10412 * asan.c (asan_protect_global, instrument_derefs): Likewise.
10413 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
10414 pass_build_ssa::execute): Likewise.
10415 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
10416 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
10418 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
10420 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
10421 can_be_nonlocal, remap_decls, copy_debug_stmt,
10422 initialize_inlined_parameters, add_local_variables,
10423 reset_debug_binding, replace_locals_op): Likewise.
10424 * dse.c (can_escape): Likewise.
10425 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
10427 * tree-diagnostic.c (default_tree_printer): Likewise.
10428 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
10429 unpack_ts_decl_with_vis_value_fields,
10430 lto_input_ts_decl_common_tree_pointers): Likewise.
10431 * builtins.c (builtin_save_expr, fold_builtin_expect,
10432 readonly_data_expr): Likewise.
10433 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
10434 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
10436 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
10437 * gimplify.c (force_constant_size, gimplify_bind_expr,
10438 gimplify_decl_expr, gimplify_var_or_parm_decl,
10439 gimplify_compound_lval, gimplify_init_constructor,
10440 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
10441 gimplify_type_sizes): Likewise.
10442 * cgraphbuild.c (record_reference, record_type_list, mark_address,
10443 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
10444 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
10445 remove_unused_locals): Likewise.
10446 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
10447 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
10448 * function.c (instantiate_expr, instantiate_decls_1,
10449 setjmp_vars_warning, add_local_decl): Likewise.
10450 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
10452 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
10453 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
10454 optimize_va_list_gpr_fpr_size): Likewise.
10455 * tree-nrv.c (pass_nrv::execute): Likewise.
10456 * tsan.c (instrument_expr): Likewise.
10457 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10458 * vtable-verify.c (verify_bb_vtables): Likewise.
10459 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
10460 get_ref_base_and_extent): Likewise.
10461 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
10463 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
10464 analyze_all_variable_accesses): Likewise.
10465 * tree-nested.c (get_nonlocal_debug_decl,
10466 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
10467 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
10468 get_local_debug_decl, convert_local_omp_clauses,
10469 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
10471 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
10472 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
10473 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
10474 dbxout_symbol, dbxout_common_check): Likewise.
10475 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
10476 string_constant): Likewise.
10477 * hsa.c (hsa_get_declaration_name): Likewise.
10478 * passes.c (rest_of_decl_compilation): Likewise.
10479 * tree-ssanames.c (make_ssa_name_fn): Likewise.
10480 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
10481 pack_ts_decl_with_vis_value_fields,
10482 write_ts_decl_common_tree_pointers): Likewise.
10483 * stor-layout.c (place_field): Likewise.
10484 * symtab.c (symtab_node::maybe_create_reference,
10485 symtab_node::verify_base, symtab_node::make_decl_local,
10486 symtab_node::copy_visibility_from,
10487 symtab_node::can_increase_alignment_p): Likewise.
10488 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
10489 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
10490 fortran_common, add_location_or_const_value_attribute,
10491 add_scalar_info, add_linkage_name, set_block_abstract_flags,
10492 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
10493 optimize_one_addr_into_implicit_ptr,
10494 optimize_location_into_implicit_ptr): Likewise.
10495 * gimple-low.c (record_vars_into): Likewise.
10496 * ipa-visibility.c (update_vtable_references): Likewise.
10497 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
10499 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
10500 DFS::DFS_write_tree_body, write_symbol): Likewise.
10501 * langhooks.c (lhd_warn_unused_global_decl,
10502 lhd_set_decl_assembler_name): Likewise.
10503 * attribs.c (decl_attributes): Likewise.
10504 * except.c (output_ttype): Likewise.
10505 * varpool.c (varpool_node::get_create, ctor_for_folding,
10506 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
10507 * fold-const.c (fold_unary_loc): Likewise.
10508 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
10509 ipa_find_agg_cst_from_init): Likewise.
10510 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
10511 expand_omp_target, lower_omp_regimplify_p,
10512 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
10513 find_link_var_op): Likewise.
10514 * tree-chrec.c (chrec_contains_symbols): Likewise.
10515 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
10516 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
10517 execute_fixup_cfg): Likewise.
10519 PR tree-optimization/77901
10520 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
10521 if ranges[i].exp is SSA_NAME when looking for >= and only when
10522 ranges[i].exp is NULL or SSA_NAME when looking for the other
10525 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10527 * ipa-cp.c (ipcp_alignment_lattice): Remove.
10528 (ipcp_param_lattices): Remove field alignment.
10529 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
10530 (set_all_contains_variable): Remove call to
10531 ipcp_alignment_lattice::set_to_bottom.
10532 (initialize_node_lattices): Likewise.
10533 (propagate_alignment_accross_jump_function): Remove.
10534 (propagate_constants_accross_call): Remove call to
10535 propagate_alignment_accross_jump_function.
10536 (ipcp_store_alignment_results): Remove.
10537 (ipcp_driver): Remove call to ipcp_store_alignment_results.
10538 (propagate_bits_accross_jump_function): Handle ancestor jump function.
10539 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
10540 pretty-printing of alignment jump function.
10541 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
10542 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
10543 alignments and remove computing ipa_alignment jump function.
10544 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
10545 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
10546 (ipa_read_jump_function): Remove reading of ipa_alignment.
10547 (write_ipcp_transformation_info): Remove streaming for alignment
10548 propagation summary.
10549 (read_ipcp_transformation_info): Remove reading of alignment
10550 propagation summary.
10551 (ipcp_update_alignments): Remove.
10552 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
10554 (ipcp_transform_function): Remove call to ipcp_update_alignments()
10555 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
10556 * ipa-prop.h (ipa_alignment): Remove.
10557 (ipa_jump_func): Remove field alignment.
10558 (ipcp_transformation_summary): Remove field alignments.
10559 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
10560 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
10561 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
10563 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
10565 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
10567 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
10569 (visium_expand_fp_cstore): Likewise.
10571 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10573 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
10574 * diagnostic.c (warning_at_rich_loc_n): New function.
10575 (diagnostic_n_impl_richloc): Likewise.
10576 (diagnostic_n_impl): Move most of the function to
10577 diagnostic_n_impl_richloc and call it.
10579 2016-10-08 Jakub Jelinek <jakub@redhat.com>
10581 * gen-pass-instances.awk: Rewritten.
10582 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
10583 $(PASSES_EXTRA) after passes.def to the script.
10584 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
10585 * config/i386/i386-passes.def: New file.
10586 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
10587 make_pass_stv): Declare.
10588 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
10590 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
10592 (pass_stv::clone, pass_stv::set_pass_param): New methods.
10593 (pass_stv::timode_p): New non-static data member.
10594 (ix86_option_override): Don't register passes here.
10596 * doc/invoke.texi: Document accepting Else, fallthrough.
10598 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
10601 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
10602 FALLTHRU comment styles.
10604 2016-10-07 Andrew Pinski <apinski@cavium.com>
10606 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
10607 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
10608 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
10610 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
10612 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
10614 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
10615 (AARCH64_ARCH): Likewise.
10616 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
10618 (AARCH64_CORE): Likewise.
10619 (AARCH64_ARCH): Likewise.
10620 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
10621 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
10622 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
10623 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
10624 (AARCH64_ARCH): Likewise.
10625 (AARCH64_CORE): Likewise.
10626 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
10627 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
10628 (AARCH64_CORE): Likewise.
10629 (AARCH64_ARCH): Likewise.
10631 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
10633 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
10634 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
10635 floating point type infrastructre, and -mfloat128 that enables the
10636 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
10637 if -mfloat128-type. Define __ibm128 to be long double by default.
10638 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
10639 the IEEE 128-bit floating point type infrastructure should
10640 automatically be enabled.
10641 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
10642 instead of -mfloat128 to enable KFmode.
10643 (rs6000_option_override_internal): Split the option -mfloat128
10644 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
10645 systems, automatically set -mfloat128-type, but don't enable it on
10646 other operating systems. Move setting the long double size and
10647 IEEE quad support before the IEEE 128-bit floating point changes.
10648 (rs6000_init_builtins): Do not create a unique type for __ibm128
10649 if long double is IBM extended double, instead rely on __ibm128
10650 being defined as 'long double'. If -mfloat128-type and not
10651 -mfloat128, create the KFmode type with an undocumented __ieee128
10653 (rs6000_init_libfuncs): Use -mfloat128-type instead of
10654 -mfloat128 for tests about the types, but keep tests for
10655 -mfloat128 to enable the keyword support.
10656 (rs6000_complex_function_value): Likewise.
10657 (rs6000_scalar_mode_supported_p): Likewise.
10658 (rs6000_floatn_mode): Likewise.
10659 (rs6000_c_mode_for_suffix): Likewise.
10660 (rs6000_opt_masks): Add -mfloat128-type.
10661 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
10662 -mfloat128-type being split from -mfloat128. Add
10663 -mfloat128-hardware, which was missing.
10664 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
10665 -mfloat128 and -mfloat128-type:
10666 (-mfloat128-type): Likewise.
10667 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
10668 that 64-bit Linux systems with enable -mfloat128-type by default
10670 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
10671 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
10672 -mfloat128-type instead of -mfloat128.
10673 (FLOAT128_2REG_P): Likewise.
10674 (MASK_FLOAT128_TYPE): Likewise.
10675 (ALTIVEC_ARG_MAX_RETURN): Likewise.
10676 (RS6000_BTM_FLOAT128): Likewise.
10677 (TARGET_FLOAT128): Poison old identifiers.
10678 (OPTION_MASK_FLOAT128): Likewise.
10679 (MASK_FLOAT128): Likewise.
10680 * config/rs6000/rs6000.md (FP): Likewise.
10681 (FLOAT128): Likewise.
10682 (fix_trunc<mode>di2): Likewise.
10683 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
10684 (floatdi<mode>2): Likewise.
10685 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
10686 (neg<mode>2, FLOAT128 iterator): Likewise.
10687 (abs<mode>2, FLOAT128 iterator): Likewise.
10688 (ieee_128bit_negative_zero): Likewise.
10689 (ieee_128bit_vsx_neg<mode>2): Likewise.
10690 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
10691 (ieee_128bit_vsx_abs<mode>2): Likewise.
10692 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
10693 (ieee_128bit_vsx_nabs<mode>2): Likewise.
10694 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
10695 (extendiftf2): Likewise.
10696 (extendifkf2): Likewise.
10697 (extendtfkf2): Likewise.
10698 (trunciftf2): Likewise.
10699 (truncifkf2): Likewise.
10700 (trunckftf2): Likewise.
10701 (trunctfif2): Likewise.
10702 (extendkftf2): Likewise.
10703 (trunctfkf2): Likewise.
10705 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10707 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
10708 before merging in bytes to pass down to real_from_target.
10710 2016-10-07 Richard Biener <rguenther@suse.de>
10712 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
10714 (substitute_and_fold_dom_walker::before_dom_children):
10715 Substitute and fold before pass specific folding to avoid
10716 feeding that with SSA names that will be later released.
10717 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
10718 introduced by folding and visited by evaluate_stmt called during
10720 (likely_value): Likewise.
10721 (evaluate_stmt): Likewise.
10722 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
10723 (simplify_div_or_mod_using_ranges): Likewise.
10724 (simplify_min_or_max_using_ranges): Likewise.
10725 (simplify_abs_using_ranges): Likewise.
10726 (simplify_conversion_using_ranges): Likewise.
10727 (simplify_float_conversion_using_ranges): Likewise.
10728 (simplify_stmt_using_ranges): Likewise.
10730 2016-10-07 Marek Polacek <polacek@redhat.com>
10732 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
10733 FALLTHROUGH_LABEL_P here...
10734 (warn_implicit_fallthrough_r): ...not here.
10736 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
10738 PR tree-optimization/77880
10739 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
10742 2016-10-07 Marek Polacek <polacek@redhat.com>
10745 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
10747 2016-10-07 Richard Biener <rguenther@suse.de>
10749 * bitmap.h: Document constraints on bitmap modification while
10752 2016-10-07 Richard Biener <rguenther@suse.de>
10754 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
10755 * bitmap.h (bmp_iter_set): When advancing to the next element
10756 check that we didn't remove the current one.
10757 (bmp_iter_and): Likewise.
10758 (bmp_iter_and_compl): Likewise.
10759 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
10760 we currently iterate on but keep a one-level queue.
10761 * sched-deps.c (remove_from_deps): Do not clear current bit
10762 but keep a one-level queue.
10764 2016-10-07 Jakub Jelinek <jakub@redhat.com>
10766 PR tree-optimization/77664
10767 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
10768 for the other ranges.
10769 (optimize_range_tests_diff): Fix up formatting.
10770 (optimize_range_tests_var_bound): New function.
10771 (optimize_range_tests): Use it.
10773 2016-10-07 Martin Liska <mliska@suse.cz>
10775 * coverage.c (build_gcov_exit_decl): Fix priority what
10776 should be really 99.
10778 2016-10-07 Richard Biener <rguenther@suse.de>
10780 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
10781 vars in gimple_bind_vars but not in BLOCK_VARS.
10783 2016-10-07 Richard Biener <rguenther@suse.de>
10785 PR tree-optimization/77879
10786 * tree-ssa-structalias.c (handle_const_call): Properly handle
10788 (handle_pure_call): Likewise.
10790 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10792 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
10793 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
10796 2016-10-06 Andrew Pinski <apinski@cavium.com>
10798 * config/aarch64/aarch64-cores.def: Add a comment before each
10801 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
10803 PR tree-optimization/77862
10804 * tree-vrp.c (add_equivalence): Use get_value_range so that
10805 num_vr_values is checked before accessing vr_values.
10807 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
10809 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
10812 2016-10-05 Jeff Law <law@redhat.com>
10814 PR tree-optimization/71661
10815 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
10816 removal of a forwarder exposes a new natural loop.
10818 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
10820 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
10821 Introduce ssesuffix variable.
10822 (<mask_codefor><code><mode>3<mask_name>): Ditto.
10823 (*<code><mode>3): Ditto.
10825 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
10827 * postreload.c (reload_cse_simplify): Skip also USE when detecting
10830 2016-10-06 Richard Biener <rguenther@suse.de>
10832 PR tree-optimization/77855
10833 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
10834 instead of removing the current item while iterating over the set
10837 2016-10-06 James Clarke <jrtc27@jrtc27.com>
10838 Eric Botcazou <ebotcazou@adacore.com>
10841 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
10842 (classify_registers): Don't set it
10843 (function_arg_slotno): Don't initialize and test it. Tidy up.
10845 2016-10-06 Richard Biener <rguenther@suse.de>
10847 PR tree-optimization/77839
10848 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
10849 lattice transition.
10851 2016-10-06 Martin Liska <mliska@suse.cz>
10853 * gcc.c: Set -fprofile-update=atomic when profiling is
10854 enabled and -pthread is set. Warn when one combines
10855 -pthread and -fprofile-update=single for an app using
10858 2016-10-06 Martin Liska <mliska@suse.cz>
10861 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
10862 * gimple-ssa-strength-reduction.c (slsr_process_cast):
10863 Initialize a pointer to NULL.
10864 (slsr_process_copy): Likewise.
10865 * input.c (location_get_source_line): Likewise.
10866 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
10868 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
10870 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
10871 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
10872 (ix86_handle_option): Deleted handle of OPT_mpcommit.
10873 * config.gcc: Deleted pcommitintrin.h
10874 * config/i386/pcommitintrin.h: Deleted file.
10875 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
10876 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
10878 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
10880 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
10881 (PTA_PCOMMIT): Deleted define.
10882 (ix86_option_override_internal): Deleted handle of option.
10883 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
10884 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
10885 __builtin_ia32_pcommit): Deleted.
10886 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
10887 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
10888 (pcommit): Deleted instruction.
10889 * config/i386/i386.opt: Mention -mpcommit deprecation.
10890 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
10892 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
10895 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
10896 Remove wrong assert.
10897 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
10898 Use <round_constraint> as operand 1 constraint.
10900 2016-10-05 Jakub Jelinek <jakub@redhat.com>
10903 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
10904 (ubsan_instrument_float_cast): And not here.
10907 * ubsan.c (ubsan_ids): New GTY(()) array.
10908 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
10909 instead of static local counters.
10911 2016-10-05 Martin Sebor <msebor@redhat.com>
10914 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
10915 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
10916 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
10917 (default_printf_pointer_format): Define function.
10918 * targhooks.c (linux_printf_pointer_format): Define new function.
10919 * targhooks.h (linux_printf_pointer_format): Declare.
10920 (gnu_libc_printf_pointer_format): Remove declaration.
10922 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10924 * fold-const.c (native_encode_real): Fix logic for selecting offset
10925 to write to when BYTES_BIG_ENDIAN.
10927 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
10929 * builtins.c (fold_builtin_strchr): Remove function.
10930 (fold_builtin_strrchr): Likewise.
10931 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
10932 * gimple-fold.c (target_char_cst_p): New function.
10933 (gimple_fold_builtin_strchr) Add more foldings.
10934 (gimple_fold_builtin): Add index, strrchr, rindex cases.
10936 2016-10-05 Richard Biener <rguenther@suse.de>
10938 PR middle-end/77863
10939 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
10940 capture ids in c-exprs.
10942 2016-10-05 Richard Biener <rguenther@suse.de>
10944 PR middle-end/77826
10945 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
10946 with types_match for GIMPLE code gen to handle type mismatched
10947 constants properly.
10948 (dt_operand::gen): Adjust.
10949 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
10952 2016-10-05 Richard Biener <rguenther@suse.de>
10954 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
10956 2016-10-05 Richard Biener <rguenther@suse.de>
10958 PR middle-end/77842
10959 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
10961 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
10963 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
10964 version check to protect only DW_TAG_imported_module generation.
10966 2016-10-05 Richard Biener <rguenther@suse.de>
10968 PR middle-end/55152
10969 * match.pd (min(a,-a) -> -abs(a)): New pattern.
10971 2016-10-04 Ian Lance Taylor <iant@golang.org>
10973 * explow.c (allocate_dynamic_stack_space): Call
10974 do_pending_stack_adjust before handling flag_split_stack.
10976 2016-10-04 David Malcolm <dmalcolm@redhat.com>
10978 * genattrtab.c (make_internal_attr): Supply dummy column number to
10979 file_location ctor.
10981 * genoutput.c (init_insn_for_nothing): Likewise.
10982 * gensupport.c (add_define_attr): Likewise.
10983 * read-md.c (message_at_1): Print column number.
10984 (fatal_with_file_and_line): Likewise.
10985 (rtx_reader::read_char): Track column numbers.
10986 (rtx_reader::unread_char): Likewise.
10987 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
10988 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
10989 (rtx_reader::handle_file): Initialize m_read_md_colno.
10990 (rtx_reader::get_current_location): Supply column number to
10991 file_location ctor.
10992 * read-md.h (struct file_location): Add field "colno".
10993 (file_location::file_location): Likewise.
10994 (rtx_reader::get_colno): New accessor.
10995 (rtx_reader::m_read_md_colno): New field.
10996 (rtx_reader::m_last_line_colno): New field.
10998 2016-10-04 Jakub Jelinek <jakub@redhat.com>
11000 * doc/extend.texi (Java Exceptions): Remove.
11001 (java_interface): Remove.
11003 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
11005 PR tree-optimization/77808
11006 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
11007 and addr are different before copying points-to information.
11009 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
11011 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
11012 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
11013 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
11014 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
11016 2016-10-04 Richard Biener <rguenther@suse.de>
11018 PR tree-optimization/77399
11019 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
11020 verify the target can convert.
11022 2016-10-04 Richard Biener <rguenther@suse.de>
11024 PR middle-end/77833
11025 * explow.c (plus_constant): Verify the mode of the constant
11026 pool offset before calling plus_constant.
11028 2016-10-04 Richard Biener <rguenther@suse.de>
11030 PR middle-end/77407
11031 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
11032 type support, mark with :C.
11033 (X / -X -> -1): Mark with :C.
11035 2016-10-04 Jakub Jelinek <jakub@redhat.com>
11037 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
11038 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
11039 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
11040 * doc/tm.texi: Regenerated.
11041 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
11042 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
11043 * config/darwin.h (JCR_SECTION_NAME): Remove.
11044 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
11045 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
11046 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
11047 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
11048 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
11049 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
11051 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11053 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
11054 between "because" and "param" in dump message in call to fprintf.
11056 2016-10-03 Jeff Law <law@redhat.com>
11058 PR tree-optimization/71550
11059 PR tree-optimization/71403
11060 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
11061 (profitable_jump_thread_path): Also return boolean indicating if
11062 the realized path will create an irreducible loop.
11063 Remove loop depth tests from 71403.
11064 (fsm_find_control_statement_thread_paths): Remove loop depth tests
11065 from 71403. If threading will create an irreducible loop, then
11066 throw away loop iteration and related information.
11068 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
11070 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
11071 -Woverloaded-virtual checks for warning options.
11072 * configure: Regenerate.
11074 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
11076 PR preprocessor/77699
11077 * input.c (maybe_grow): Don't allocate one byte extra headroom.
11078 (get_next_line): Return false on error.
11079 (read_next_line): Removed, use get_next_line instead.
11080 (read_line_num): Don't copy the line.
11081 (location_get_source_line): Don't use static data.
11082 (selftest::test_reading_source_line): Add more test cases.
11084 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11087 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11089 * ifcvt.c (noce_try_avoid_const_materialization): New function.
11090 (noce_process_if_block): Use it.
11092 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
11094 * doc/invoke.texi: Update -Wint-in-bool-context.
11096 2016-10-02 Jakub Jelinek <jakub@redhat.com>
11098 * dwarf2out.c (output_fde, output_call_frame_info,
11099 dwarf2out_do_cfi_startproc, set_indirect_string,
11100 gen_internal_sym, output_die, output_line_info): Use
11101 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
11102 ASM_GENERATE_INTERNAL_LABEL output.
11104 2016-10-01 Richard Biener <rguenther@suse.de>
11106 PR middle-end/77798
11107 * genmatch.c (get_operand_type): Add operand position arg
11108 and handle COND_EXPR comparison operand with fixed boolean_type_node.
11109 (expr::gen_transform): Adjust.
11110 (dt_simplify::gen_1): Likewise.
11112 2016-10-01 Jakub Jelinek <jakub@redhat.com>
11114 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
11115 comments. Simplify asserts, remove unnecessary conditions.
11117 (*<code><mode>3): Likewise.
11119 2016-09-30 Jakub Jelinek <jakub@redhat.com>
11121 * doc/invoke.texi (-Wregister): Document.
11123 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
11125 * configure.ac: Split CHECKING_P into CHECKING_P and
11126 ENABLE_EXTRA_CHECKING.
11127 * configure: Regenerated.
11128 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
11129 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
11131 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
11134 * gcc.c (process_command): For @filename handling, output
11135 the correct name if the file does not exist.
11137 2016-09-30 Marek Polacek <polacek@redhat.com>
11139 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
11140 * config/alpha/predicates.md: Likewise.
11142 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11144 * ifcvt.c (noce_try_avoid_const_materialization): New function.
11145 (noce_process_if_block): Use it.
11147 2016-09-30 Martin Liska <mliska@suse.cz>
11149 * doc/invoke.texi: Document asan-use-after-return that
11150 it's disabled by default in runtime.
11152 2016-09-30 Richard Biener <rguenther@suse.de>
11154 * tree-vrp.c (intersect_ranges): If we failed to handle
11155 the intersection choose a constant singleton range if available.
11157 2016-09-30 Richard Biener <rguenther@suse.de>
11159 PR tree-optimization/77399
11160 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
11161 float <-> int conversions.
11163 2016-09-30 Alan Modra <amodra@gmail.com>
11165 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
11167 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
11169 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
11170 ext_level before calling CPUID with 0x80000008.
11171 Simplify xgetbv checks.
11173 2016-09-29 David Malcolm <dmalcolm@redhat.com>
11175 * Makefile.in (OBJS): Add print-rtl-function.o.
11176 * print-rtl-function.c: New file.
11177 * print-rtl.h (print_rtx_function): New decl.
11179 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
11182 * config/i386/cpuid.h (__get_cpuid_count): New.
11183 (__get_cpuid): Rename __level to __leaf.
11185 2016-09-29 Marek Polacek <polacek@redhat.com>
11187 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
11189 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
11192 * builtins.c (expand_builtin_memcmp): Don't swap args unless
11193 result is only being compared with zero.
11195 2016-09-29 Marek Polacek <polacek@redhat.com>
11197 * dwarf2out.c (loc_descriptor): Add fall through comment.
11198 (add_const_value_attribute): Likewise.
11200 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
11202 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
11203 with "v6t2". Move "arch" attribute above "pool_range".
11204 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
11206 (*thumb2_movhi_vfp): Likewise.
11207 (*arm_movhi_fp16): Likewise.
11208 (*thumb2_movhi_fp16): Likewise.
11209 (*arm_movsi_vfp): Remove "arch" attribute.
11210 (*thumb2_movsi_vfp): Likewise.
11212 2016-09-29 Martin Liska <mliska@suse.cz>
11214 * doc/extend.texi: Remove limitation of Objective C for
11215 __attribute__((constructor)) and __attribute__((destructor)).
11217 2016-09-29 Richard Biener <rguenther@suse.de>
11219 PR tree-optimization/77768
11220 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11221 Handle stores to readonly memory when removing redundant stores.
11223 2016-09-29 Richard Biener <rguenther@suse.de>
11225 PR middle-end/77407
11226 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
11227 X / -X -> -1 simplifications.
11229 2016-09-29 Richard Biener <rguenther@suse.de>
11231 PR middle-end/55152
11232 * match.pd: Add max(a,-a) -> abs(a) pattern.
11233 * tree-ssa-phiopt.c (minmax_replacement): Disable for
11234 HONOR_SIGNED_ZEROS types.
11236 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
11238 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
11239 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
11241 2016-09-29 Richard Biener <rguenther@suse.de>
11243 * tree-vrp.c (set_defs_to_varying): New helper avoiding
11244 writing to vr_const_varying.
11245 (vrp_initialize): Call it.
11246 (vrp_visit_stmt): Likewise.
11247 (evrp_dom_walker::before_dom_children): Likewise.
11249 2016-09-29 Richard Biener <rguenther@suse.de>
11251 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
11252 constructors with vector elements.
11254 2016-09-29 Richard Biener <rguenther@suse.de>
11256 PR tree-optimization/77768
11257 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
11258 with stores to a place we know has a constant value.
11260 2016-09-29 Alan Modra <amodra@gmail.com>
11262 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
11263 * doc/invoke.texi: Document it.
11264 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
11265 (rs6000_passes_float): Comment.
11266 (rs6000_passes_long_double): New static var.
11267 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
11268 (init_cumulative_args): Set up to emit fp .gnu_attribute for
11269 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
11270 to include fp values returned in vectors.
11271 Set rs6000_passes_long_double.
11272 (rs6000_function_arg_advance_1): Likewise for function args.
11273 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
11274 and SPE. Emit long double tag value too.
11275 (rs6000_opt_vars): Add gnu-attr.
11276 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
11277 * configure: Regenerate.
11278 * config.in: Regenerate.
11280 2016-09-28 Jakub Jelinek <jakub@redhat.com>
11282 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
11284 (format_floating, format_string, format_directive,
11285 get_destination_size, pass_sprintf_length::handle_gimple_call):
11288 2016-09-28 Jakub Jelinek <jakub@redhat.com>
11290 * gimple-ssa-sprintf.c: Fix comment formatting.
11291 (format_integer): Use is_gimple_assign.
11292 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
11293 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
11294 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
11295 (pass_sprintf_length::execute): Use is_gimple_call.
11297 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
11299 * gimple-fold.c (gimple_fold_builtin): After failing to fold
11300 strchr, also try the generic folding.
11302 2016-09-28 Martin Sebor <msebor@redhat.com>
11305 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
11308 2016-09-28 Martin Sebor <msebor@redhat.com>
11310 PR middle-end/77683
11311 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
11312 length modifier is not expected.
11313 (format_floating): Ignore l length modifier and fail gracefuly
11314 when it isn't one of the other expected ones.
11316 2016-09-28 Martin Sebor <msebor@redhat.com>
11319 * varasm.c (assemble_addr_to_section): Increase local buffer size.
11321 2016-09-27 Richard Biener <rguenther@suse.de>
11323 * dwarf2out.c (cu_die_list): New global.
11324 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
11325 main_comp_unit_die to cu_die_list if we created it.
11326 Move break_out_includes ...
11327 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
11330 2016-09-28 Richard Biener <rguenther@suse.de>
11332 * dwarf2out.c (struct die_struct): Add removed flag.
11333 (lookup_type_die): If the DIE is marked as removed, clear
11334 TYPE_SYMTAB_DIE and return NULL.
11335 (lookup_decl_die): If the DIE is marked as removed, remove it
11336 from the hash and return NULL.
11337 (mark_removed): New helper.
11338 (prune_unused_types_prune): Call it for removed DIEs.
11339 (gen_subprogram_die): Move the premark_used_types call to after
11340 DIEs for the functions scopes are generated.
11341 (process_scope_var): Do not re-create pruned types or type decls.
11342 Make sure to also re-parent type decls.
11343 (dwarf2out_finish): Move unused type pruning and debug_types
11345 (dwarf2out_early_finish): ... here.
11347 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
11349 * config/arc/arc-c.c: New file.
11350 * config/arc/arc-c.def: Likewise.
11351 * config/arc/t-arc: Likewise.
11352 * config.gcc: Include arc-c.o as c and cpp object.
11353 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
11354 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
11355 arc_cpu_cpp_builtins.
11357 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
11359 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
11360 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
11362 2016-09-28 Nathan Sidwell <nathan@acm.org>
11364 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
11367 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
11369 PR tree-optimization/61056
11370 * gimple-fold.c (gimple_fold_builtin_strchr):
11371 New function to optimize strchr (s, 0) to strlen.
11372 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
11374 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
11376 PR tree-optimization/77724
11377 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
11378 Add tree_fits_shwi_p check.
11380 2016-09-27 Jakub Jelinek <jakub@redhat.com>
11382 * auto-inc-dec.c (try_merge): Remove break after return.
11383 * cselib.c (autoinc_split): Likewise.
11384 * explow.c (promote_mode): Likewise.
11385 * fixed-value.c (fixed_arithmetic): Likewise.
11386 * hsa.c (hsa_internal_fn::get_arity): Likewise.
11387 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
11388 * trans-mem.c (get_attrs_for): Likewise.
11389 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
11390 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
11391 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
11392 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
11393 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
11394 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
11395 * config/cris/cris.c (cris_op_str): Likewise.
11396 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
11397 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
11399 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
11401 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
11402 IFN_GOACC_REDUCTION_CODES): New.
11403 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
11404 ifn_goacc_reduction_kind): Use them.
11405 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
11406 of internal functions, when applicable.
11408 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
11410 * config/mips/constraints.md (d): Fix documentation.
11411 * doc/md.texi (Machine Constraints): Update accordingly.
11413 2016-09-27 Richard Biener <rguenther@suse.de>
11415 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
11416 cur_line_info_table initialization ...
11417 (dwarf2out_assembly_start): ... here.
11419 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
11421 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
11422 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
11423 (*thumb2_movhi_vfp): Likewise.
11424 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
11425 template. Expand predicable attribute to mark VMOV.F16 as not
11426 predicable. Add "arch" attribute.
11427 (*thumb2_movhi_fp16): Likewise.
11428 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
11429 (*thumb2_movsi_vfp): Add "arch" attribute.
11431 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
11433 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
11436 2016-09-27 Marek Polacek <polacek@redhat.com>
11438 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
11441 * config/c6x/c6x.h: Adjust fall through comment.
11442 * config/sh/sh.c (final_prescan_insn): Likewise.
11443 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
11444 (visium_expand_fp_cstore): Likewise.
11446 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11448 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
11449 expected by -Wimplicit-fallthrough.
11450 (thumb1_size_rtx_costs): Likewise.
11451 (thumb2_reorg): Likewise.
11452 (tls_mentioned_p): Add "Fall through" comment.
11453 (thumb2_reorg): Likewise.
11454 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
11455 comment form expected by -Wimplicit-fallthrough.
11457 2016-09-27 Martin Liska <mliska@suse.cz>
11459 PR gcov-profile/46266
11460 * input.h (RESERVED_LOCATION_P): New macro.
11461 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
11462 instread of comparison with UNKNOWN_LOCATION.
11464 2016-09-27 Richard Biener <rguenther@suse.de>
11466 PR tree-optimization/77745
11467 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11468 When removing redundant stores make sure to check compatibility
11469 of the TBAA state for downstream accesses.
11470 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
11471 value-numbering virtual operands for store matches.
11473 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
11476 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
11477 movrt patterns. Match them before anything else in the SET case.
11479 2016-09-27 Martin Liska <mliska@suse.cz>
11481 PR gcov-profile/7970
11482 PR gcov-profile/16855
11483 PR gcov-profile/44779
11484 * coverage.c (build_gcov_exit_decl): New function.
11485 (coverage_obj_init): Call the function and generate __gcov_exit
11487 * doc/gcov.texi: Document when __gcov_exit function is called.
11489 2016-09-27 Marek Polacek <polacek@redhat.com>
11492 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
11493 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
11494 -Wno-error instead of -Wno-implicit-fallthrough.
11496 2016-09-27 Martin Liska <mliska@suse.cz>
11499 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
11501 2016-09-27 Jakub Jelinek <jakub@redhat.com>
11503 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
11504 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
11505 comments. Remove break after return.
11506 (ix86_fp_compare_code_to_integer, has_dispatch,
11507 ix86_simd_clone_usable): Remove break after return.
11509 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
11511 PR rlt-optimization/77714
11512 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
11515 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
11518 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
11519 extract_range_from_unary_expr to convert value_range.
11520 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
11521 (extract_range_from_unary_expr): This.
11522 * tree-vrp.h (extract_range_from_unary_expr): Declare.
11524 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
11526 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
11528 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11530 * config/i386/i386.c (ix86_print_operand)
11531 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
11532 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
11533 (epilogue_renumber): Likewise.
11535 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
11537 PR middle-end/77719
11538 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
11539 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
11541 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
11543 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
11544 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
11545 is_mm_seq_cst, is_mm_sync): Move to ...
11546 * memmodel.h: This. New file.
11547 * builtins.c: Include memmodel.h.
11548 * optabs.c: Likewise.
11549 * tsan.c: Likewise.
11550 * config/aarch64/aarch64.c: Likewise.
11551 * config/alpha/alpha.c: Likewise.
11552 * config/arm/arm.c: Likewise.
11553 * config/i386/i386.c: Likewise.
11554 * config/ia64/ia64.c: Likewise.
11555 * config/mips/mips.c: Likewise.
11556 * config/rs6000/rs6000.c: Likewise.
11557 * config/sparc/sparc.c: Likewise.
11558 * genconditions.c: Include memmodel.h in generated file.
11559 * genemit.c: Likewise.
11560 * genoutput.c: Likewise.
11561 * genpeep.c: Likewise.
11562 * genpreds.c: Likewise.
11563 * genrecog.c: Likewise.
11565 2016-09-26 David Malcolm <dmalcolm@redhat.com>
11567 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
11568 "c" instead when parsing characters. Move operand parsing into...
11569 (read_rtx_operand): ...this new function, renaming "i" to "idx",
11570 and tightening the scope of various locals.
11572 2016-09-26 Liu Hao <lh_mouse@126.com>
11574 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
11576 2016-09-26 Marek Polacek <polacek@redhat.com>
11578 * system.h: Use __has_attribute to check whether the fallthrough
11579 attribute is supported.
11581 2016-09-26 Marek Polacek <polacek@redhat.com>
11583 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
11584 gimple_call_internal_p.
11585 * ipa-split.c (find_return_bb): Likewise.
11586 (execute_split_functions): Likewise.
11587 * omp-low.c (dump_oacc_loop_part): Likewise.
11588 (oacc_loop_xform_head_tail): Likewise.
11589 * predict.c (predict_loops): Likewise.
11590 * sanopt.c (pass_sanopt::execute): Likewise.
11591 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
11592 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
11593 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
11594 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
11595 (expand_ifn_va_arg): Likewise.
11596 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
11597 (optimize_mask_stores): Likewise.
11598 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
11599 (vect_transform_stmt): Likewise.
11600 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
11601 * tsan.c (instrument_memory_accesses): Likewise.
11603 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11604 Alexander Monakov <amonakov@ispras.ru>
11606 * regrename.c (rename_chains): Check
11607 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
11608 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
11609 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
11611 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11613 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
11614 (s390_sched_score): Likewise.
11616 2016-09-26 Martin Liska <mliska@suse.cz>
11618 * doc/gcov.texi: Update program output of gcov tool.
11620 2016-09-26 Martin Liska <mliska@suse.cz>
11622 PR gcov-profile/23332
11623 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
11624 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
11625 * value-prof.c (dump_histogram_value): Do not handle
11626 HIST_TYPE_CONST_DELTA.
11627 (stream_in_histogram_value): Likewise.
11628 (gimple_find_values_to_profile): Likewise.
11629 * value-prof.h (enum hist_type): Likewise.
11631 2016-09-26 Martin Liska <mliska@suse.cz>
11633 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
11634 from default sanitize recover values.
11635 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
11636 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
11637 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
11639 * opts.c (finish_options): Do a generic loop over options
11640 that can be recovered.
11641 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
11643 (common_handle_option): Likewise.
11644 * opts.h: Declare can_recover to sanitizer_opts_s.
11646 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
11648 * target.def(elf_flags_numeric): Change documentation to present tense.
11649 * doc/tm.texi: Regenerate.
11651 2016-09-26 Marek Polacek <polacek@redhat.com>
11654 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
11655 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
11656 -Wno-switch-fallthrough.
11657 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
11658 (expand_builtin): Likewise.
11659 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
11660 * convert.c (convert_to_real_1): Likewise.
11661 (convert_to_integer_1): Likewise.
11662 * final.c (output_alternate_entry_point): Likewise.
11663 * genattrtab.c (make_canonical): Likewise.
11664 (write_test_expr): Likewise.
11665 * genpreds.c (validate_exp): Likewise.
11666 * gimple-ssa-strength-reduction.c
11667 (find_candidates_dom_walker::before_dom_children): Likewise.
11668 * godump.c (go_format_type): Likewise.
11669 * reload1.c (elimination_effects): Likewise.
11670 * resource.c (mark_referenced_resources): Likewise.
11671 (mark_set_resources): Likewise.
11672 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
11673 * varasm.c (output_addressed_constants): Likewise.
11675 2016-09-26 Marek Polacek <polacek@redhat.com>
11678 * common.opt (Wimplicit-fallthrough): New option.
11679 * doc/extend.texi: Document statement attributes and the fallthrough
11681 * doc/invoke.texi: Document -Wimplicit-fallthrough.
11682 * gimple.h (gimple_call_internal_p): New function.
11683 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
11684 (struct label_entry): New struct.
11685 (find_label_entry): New function.
11686 (case_label_p): New function.
11687 (collect_fallthrough_labels): New function.
11688 (last_stmt_in_scope): New function.
11689 (should_warn_for_implicit_fallthrough): New function.
11690 (warn_implicit_fallthrough_r): New function.
11691 (maybe_warn_implicit_fallthrough): New function.
11692 (expand_FALLTHROUGH_r): New function.
11693 (expand_FALLTHROUGH): New function.
11694 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
11695 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
11696 (gimplify_label_expr): New function.
11697 (gimplify_case_label_expr): Set location.
11698 (gimplify_expr): Call gimplify_label_expr.
11699 * internal-fn.c (expand_FALLTHROUGH): New function.
11700 * internal-fn.def (FALLTHROUGH): New internal function.
11701 * langhooks.c (lang_GNU_OBJC): New function.
11702 * langhooks.h (lang_GNU_OBJC): Declare.
11703 * system.h (gcc_fallthrough): Define.
11704 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
11705 * tree.h (FALLTHROUGH_LABEL_P): Define.
11707 2016-09-26 Richard Biener <rguenther@suse.de>
11709 * dwarf2out.c (stripattributes): Remove unused function.
11710 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
11711 Push dwarf_split_debug_info handling into init_sections_and_labels.
11712 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
11713 (DEBUG_MACRO_SECTION_FLAGS): Remove.
11714 (debug_macinfo_section_name): New global.
11715 (output_macinfo): Use debug_macinfo_section_name.
11716 (init_sections_and_labels): Split out section and label generation
11717 from dwarf2out_init. Set debug_macinfo_section_name.
11718 (dwarf2out_init): Move text section label generation and emission
11720 (dwarf2out_assembly_start): ... here.
11721 (dwarf2out_finish): Call init_sections_and_labels before DWARF
11724 2016-09-26 Richard Biener <rguenther@suse.de>
11727 * cgraphunit.c (analyze_functions): Before early removing
11728 global vars calls the late_global_decl debug handler mark
11729 the variable as readonly.
11731 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
11734 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
11735 (sh_rtx_costs): Handle SET of movt and movrt patterns.
11736 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
11737 declare new overloads.
11738 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
11741 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11743 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
11744 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
11746 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
11748 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
11749 * configure: Regenerate.
11751 2016-09-24 Marek Polacek <polacek@redhat.com>
11754 * doc/invoke.texi: Document -Wbool-operation.
11756 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11758 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
11759 * config/rs6000/rs6000.c (expand_block_compare): New function used by
11760 cmpmemsi pattern to do builtin expansion of memcmp ().
11761 (compute_current_alignment): Add helper function for
11762 expand_block_compare used to compute alignment as the compare proceeds.
11763 (select_block_compare_mode): Used by expand_block_compare to select
11764 the mode used for reading the next chunk of bytes in the compare.
11765 (do_load_for_compare): Used by expand_block_compare to emit the load
11766 insns for the compare.
11767 (rs6000_emit_dot_insn): Moved this function to avoid a forward
11768 reference from expand_block_compare ().
11769 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
11770 prototype for this function.
11771 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
11772 target option for controlling how much code inline expansion of
11773 memcmp() will be allowed to generate.
11775 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11777 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
11778 hook_bool_mode_false, hook_bool_mode_true,
11779 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
11780 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
11781 hook_bool_const_rtx_insn_const_rtx_insn_true,
11782 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
11783 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
11784 hook_bool_const_tree_hwi_hwi_const_tree_false,
11785 hook_bool_const_tree_hwi_hwi_const_tree_true,
11786 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
11787 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
11788 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
11789 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
11790 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
11791 hook_bool_const_tree_true, hook_bool_tree_tree_false,
11792 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
11793 hook_bool_rtx_insn_true, hook_bool_rtx_false,
11794 hook_bool_uintp_uintp_false,
11795 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
11796 hook_rtx_tree_int_null, hook_uint_mode_0,
11797 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
11798 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
11799 hook_constcharptr_const_rtx_insn_null,
11800 hook_constcharptr_const_tree_const_tree_null,
11801 hook_constcharptr_int_const_tree_null,
11802 hook_constcharptr_int_const_tree_const_tree_null,
11803 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
11804 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
11805 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
11807 * vec.h (vNULL): Extend comment to say = vNULL initialization
11808 isn't needed for static vars.
11810 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
11811 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
11812 = vNULL initialization of file scope vec.
11813 * passes.c (pass_tab, enabled_pass_uid_range_tab,
11814 disabled_pass_uid_range_tab): Likewise.
11815 * haifa-sched.c (sched_luids, h_i_d): Likewise.
11816 * tree-chkp-opt.c (check_infos): Likewise.
11817 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
11819 * vec.h (vnull::operator vec): Add constexpr keyword for
11822 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
11824 PR tree-optimization/77654
11825 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
11826 to duplicate_ssa_name_ptr_info.
11828 2016-09-23 David Malcolm <dmalcolm@redhat.com>
11830 PR preprocessor/77672
11831 * input.c (selftest::test_lexer_string_locations_simple): Update
11832 test to expect location information of the terminator character
11833 at the location of the final closing quote.
11834 (selftest::test_lexer_string_locations_hex): Likewise.
11835 (selftest::test_lexer_string_locations_oct): Likewise.
11836 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
11837 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
11838 (selftest::test_lexer_string_locations_ucn4): Likewise.
11839 (selftest::test_lexer_string_locations_ucn8): Likewise.
11840 (selftest::test_lexer_string_locations_u8): Likewise.
11841 (selftest::test_lexer_string_locations_utf8_source): Likewise.
11842 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
11843 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
11844 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
11845 (selftest::test_lexer_string_locations_macro): Likewise.
11846 (selftest::test_lexer_string_locations_long_line): Likewise.
11848 2016-09-23 Richard Biener <rguenther@suse.de>
11850 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
11851 virtual definition to virtual use if the call devirtualizes
11852 to a const or pure function.
11853 (visit_use): Also visit calls we can devirtualize to a
11854 const or pure function.
11856 2016-09-23 Richard Biener <rguenther@suse.de>
11858 PR tree-optimization/77697
11859 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
11860 signal error if we have sth ternary or unhandled.
11862 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11864 * config/arm/arm_neon.h (vabd_f16): New.
11898 (vcvt_f16_s16): New.
11899 (vcvt_f16_u16): New.
11900 (vcvt_s16_f16): New.
11901 (vcvt_u16_f16): New.
11902 (vcvtq_f16_s16): New.
11903 (vcvtq_f16_u16): New.
11904 (vcvtq_s16_f16): New.
11905 (vcvtq_u16_f16): New.
11906 (vcvta_s16_f16): New.
11907 (vcvta_u16_f16): New.
11908 (vcvtaq_s16_f16): New.
11909 (vcvtaq_u16_f16): New.
11910 (vcvtm_s16_f16): New.
11911 (vcvtm_u16_f16): New.
11912 (vcvtmq_s16_f16): New.
11913 (vcvtmq_u16_f16): New.
11914 (vcvtn_s16_f16): New.
11915 (vcvtn_u16_f16): New.
11916 (vcvtnq_s16_f16): New.
11917 (vcvtnq_u16_f16): New.
11918 (vcvtp_s16_f16): New.
11919 (vcvtp_u16_f16): New.
11920 (vcvtpq_s16_f16): New.
11921 (vcvtpq_u16_f16): New.
11922 (vcvt_n_f16_s16): New.
11923 (vcvt_n_f16_u16): New.
11924 (vcvtq_n_f16_s16): New.
11925 (vcvtq_n_f16_u16): New.
11926 (vcvt_n_s16_f16): New.
11927 (vcvt_n_u16_f16): New.
11928 (vcvtq_n_s16_f16): New.
11929 (vcvtq_n_u16_f16): New.
11937 (vmaxnmq_f16): New.
11941 (vminnmq_f16): New.
11943 (vmul_lane_f16): New.
11946 (vmulq_lane_f16): New.
11947 (vmulq_n_f16): New.
11954 (vrecpeq_f16): New.
11967 (vrsqrte_f16): New.
11968 (vrsqrteq_f16): New.
11970 (vrecpsq_f16): New.
11971 (vrsqrts_f16): New.
11972 (vrsqrtsq_f16): New.
11976 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11978 * config.gcc (extra_headers): Add arm_fp16.h
11979 * config/arm/arm_fp16.h: New.
11980 * config/arm/arm_neon.h: Include "arm_fp16.h".
11982 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11984 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
11986 (vmulf): New (v8hf, v4hf variants).
11987 (vfma): New (v8hf, v4hf variants).
11988 (vfms): New (v8hf, v4hf variants).
11989 (vsub): New (v8hf, v4hf variants).
11990 (vcage): New (v8hf, v4hf variants).
11991 (vcagt): New (v8hf, v4hf variants).
11992 (vcale): New (v8hf, v4hf variants).
11993 (vcalt): New (v8hf, v4hf variants).
11994 (vceq): New (v8hf, v4hf variants).
11995 (vcgt): New (v8hf, v4hf variants).
11996 (vcge): New (v8hf, v4hf variants).
11997 (vcle): New (v8hf, v4hf variants).
11998 (vclt): New (v8hf, v4hf variants).
11999 (vceqz): New (v8hf, v4hf variants).
12000 (vcgez): New (v8hf, v4hf variants).
12001 (vcgtz): New (v8hf, v4hf variants).
12002 (vcltz): New (v8hf, v4hf variants).
12003 (vclez): New (v8hf, v4hf variants).
12004 (vabd): New (v8hf, v4hf variants).
12005 (vmaxf): New (v8hf, v4hf variants).
12006 (vmaxnm): New (v8hf, v4hf variants).
12007 (vminf): New (v8hf, v4hf variants).
12008 (vminnm): New (v8hf, v4hf variants).
12009 (vpmaxf): New (v4hf variant).
12010 (vpminf): New (v4hf variant).
12011 (vpadd): New (v4hf variant).
12012 (vrecps): New (v8hf, v4hf variants).
12013 (vrsqrts): New (v8hf, v4hf variants).
12014 (vabs): New (v8hf, v4hf variants).
12015 (vneg): New (v8hf, v4hf variants).
12016 (vrecpe): New (v8hf, v4hf variants).
12017 (vrnd): New (v8hf, v4hf variants).
12018 (vrnda): New (v8hf, v4hf variants).
12019 (vrndm): New (v8hf, v4hf variants).
12020 (vrndn): New (v8hf, v4hf variants).
12021 (vrndp): New (v8hf, v4hf variants).
12022 (vrndx): New (v8hf, v4hf variants).
12023 (vrsqrte): New (v8hf, v4hf variants).
12024 (vmul_lane): Add v4hf and v8hf variants.
12025 (vmul_n): Add v4hf and v8hf variants.
12026 (vext): New (v8hf, v4hf variants).
12027 (vcvts): New (v8hi, v4hi variants).
12028 (vcvts): New (v8hf, v4hf variants).
12029 (vcvtu): New (v8hi, v4hi variants).
12030 (vcvtu): New (v8hf, v4hf variants).
12031 (vcvts_n): New (v8hf, v4hf variants).
12032 (vcvtu_n): New (v8hi, v4hi variants).
12033 (vcvts_n): New (v8hi, v4hi variants).
12034 (vcvtu_n): New (v8hf, v4hf variants).
12035 (vbsl): New (v8hf, v4hf variants).
12036 (vcvtas): New (v8hf, v4hf variants).
12037 (vcvtau): New (v8hf, v4hf variants).
12038 (vcvtms): New (v8hf, v4hf variants).
12039 (vcvtmu): New (v8hf, v4hf variants).
12040 (vcvtns): New (v8hf, v4hf variants).
12041 (vcvtnu): New (v8hf, v4hf variants).
12042 (vcvtps): New (v8hf, v4hf variants).
12043 (vcvtpu): New (v8hf, v4hf variants).
12045 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12047 * config/arm/arm-builtins.c (hf_UP): New.
12049 (vfp_builtin_data): New. Update comment.
12050 (enum arm_builtins): Include "arm_vfp_builtins.def".
12051 (ARM_BUILTIN_VFP_PATTERN_START): New.
12052 (arm_init_vfp_builtins): New.
12053 (arm_init_builtins): Add arm_init_vfp_builtins.
12054 (arm_expand_vfp_builtin): New.
12055 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
12057 * config/arm/arm_vfp_builtins.def: New file.
12058 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
12059 (arm-builtins.o): Likewise.
12061 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
12064 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
12065 from constant while creating value range.
12067 2016-09-23 Renlin Li <renlin.li@arm.com>
12069 * ira.c (ira): Move ira_use_lra_p initialization code to ...
12070 (ira_init_once): Here.
12072 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
12073 Jakub Jelinek <jakub@redhat.com>
12075 * hooks.h (hook_uint_uintp_false): Rename to...
12076 (hook_bool_uint_uintp_false): ... this.
12077 * hooks.c (hook_uint_uintp_false): Rename to...
12078 (hook_bool_uint_uintp_false): ... this.
12079 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
12080 instead of hook_uint_uintp_false.
12082 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12084 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
12085 (arm_init_builtins): Move body of a loop to the standalone
12086 function arm_init_neon_builtin.
12087 (arm_expand_neon_builtin_1): New. Update comment. Function body
12088 moved from arm_neon_builtin with some white-space fixes.
12089 (arm_expand_neon_builtin): Move code into the standalone function
12090 arm_expand_neon_builtin_1.
12092 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12094 * config/arm/iterators.md (VCVTHI): New.
12095 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
12096 (NEON_VAGLTE): New.
12097 (VFM_LANE_AS): New.
12099 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
12100 (V_HALF): Add V4HF. Fix white-space.
12101 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
12102 (V_s_elem): Likewise.
12103 (V_sz_elem): Fix white-space.
12104 (V_elem_ch): Likewise.
12106 (scalar_mul_constraint): Add V8HF and V4HF.
12107 (Is_float_mode): Fix white-space.
12108 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
12109 (q): Add HF. Fix white-space.
12112 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
12113 (neon_vfm_lane_as): New.
12114 * config/arm/neon.md (add<mode>3_fp16): New.
12115 (sub<mode>3_fp16): New.
12116 (mul<mode>3add<mode>_neon): New.
12117 (fma<VH:mode>4_intrinsic): New.
12118 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
12119 (fmsub<VH:mode>4_intrinsic): New.
12120 (<absneg_str><mode>2): New.
12121 (neon_v<absneg_str><mode>): New.
12122 (neon_v<fp16_rnd_str><mode>): New.
12123 (neon_vrsqrte<mode>): New.
12124 (neon_vpaddv4hf): New.
12125 (neon_vadd<mode>): New.
12126 (neon_vsub<mode>): New.
12127 (neon_vmulf<mode>): New.
12128 (neon_vfma<VH:mode>): New.
12129 (neon_vfms<VH:mode>): New.
12130 (neon_vc<cmp_op><mode>): New.
12131 (neon_vc<cmp_op><mode>_fp16insn): New
12132 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
12133 (neon_vca<cmp_op><mode>): New.
12134 (neon_vca<cmp_op><mode>_fp16insn): New.
12135 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
12136 (neon_vc<cmp_op>z<mode>): New.
12137 (neon_vabd<mode>): New.
12138 (neon_v<maxmin>f<mode>): New.
12139 (neon_vp<maxmin>fv4hf: New.
12140 (neon_<fmaxmin_op><mode>): New.
12141 (neon_vrecps<mode>): New.
12142 (neon_vrsqrts<mode>): New.
12143 (neon_vrecpe<mode>): New (VH variant).
12144 (neon_vdup_lane<mode>_internal): New.
12145 (neon_vdup_lane<mode>): New.
12146 (neon_vcvt<sup><mode>): New (VCVTHI variant).
12147 (neon_vcvt<sup><mode>): New (VH variant).
12148 (neon_vcvt<sup>_n<mode>): New (VH variant).
12149 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
12150 (neon_vcvt<vcvth_op><sup><mode>): New.
12151 (neon_vmul_lane<mode>): New.
12152 (neon_vmul_n<mode>): New.
12153 * config/arm/unspecs.md (UNSPEC_VCALE): New
12154 (UNSPEC_VCALT): New.
12155 (UNSPEC_VFMA_LANE): New.
12156 (UNSPECS_VFMS_LANE): New.
12158 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12160 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
12161 ("*extzv<mode><clobbercc_or_nocc>"):
12162 Correct a typo in a comment.
12164 ("*insv<mode>_zEC12", "*insv<mode>_z10")
12165 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
12166 ("*insv<mode>_zEC12_appendbitsleft")
12167 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
12168 ("*insv<mode>_z10_appendbitsleft"): Ditto.
12169 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
12170 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
12171 Provide pattern with operands switched.
12172 ("*pre_z10_extv<mode>"):
12173 Use new subst patterns.
12174 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
12175 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
12176 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
12177 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
12178 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
12179 ("*<risbg_n>_sidi_ior_and_lshiftrt")
12180 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
12182 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
12183 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
12184 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
12186 ("SINT"): New mode_iterator with SI, HI, QI.
12187 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
12188 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
12191 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12193 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
12194 new interface of s390_contiguous_bitmask_p.
12195 ("contiguous_bitmask_nowrap_operand"): New predicate.
12196 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
12197 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
12198 of s390_contiguous_bitmask_p.
12199 ("NxxDw"): Rename NxxDq constraint to NxxDw.
12200 ("NxxSw"): New constraint.
12201 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
12202 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
12204 (s390_contiguous_bitmask_nowrap_p): Export.
12205 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
12206 former s390_contiguous_bitmask_p.
12207 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
12208 detect contiguous bit ranges with wraparound. Change signature to
12209 return START and END position instead of POS and LENGTH.
12210 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
12211 ranges with wraparound.
12212 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
12213 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
12214 Adapt to new signature of s390_contiguous_bitmask_p.
12216 2016-09-23 Bin Cheng <bin.cheng@arm.com>
12218 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
12219 (create_intersect_range_checks): New.
12220 (vect_create_cond_for_alias_checks): Call above function.
12222 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12224 * config/arm/iterators.md (Code iterators): Fix some white-space
12228 (FCVT): Moved from vfp.md.
12229 (VCVT_HF_US_N): New.
12230 (VCVT_SI_US_N): New.
12235 (FCVTI32typename): Moved from vfp.md.
12236 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
12237 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
12238 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
12239 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
12240 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
12242 (fp16_rnd_str): New.
12243 (fp16_rnd_insn): New.
12244 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
12245 (UNSPEC_VCVT_HF_U_N): New.
12246 (UNSPEC_VCVT_SI_S_N): New.
12247 (UNSPEC_VCVT_SI_U_N): New.
12248 (UNSPEC_VCVTH_S): New.
12249 (UNSPEC_VCVTH_U): New.
12250 (UNSPEC_VCVTA_S): New.
12251 (UNSPEC_VCVTA_U): New.
12252 (UNSPEC_VCVTM_S): New.
12253 (UNSPEC_VCVTM_U): New.
12254 (UNSPEC_VCVTN_S): New.
12255 (UNSPEC_VCVTN_U): New.
12256 (UNSPEC_VCVTP_S): New.
12257 (UNSPEC_VCVTP_U): New.
12258 (UNSPEC_VCVTP_S): New.
12259 (UNSPEC_VCVTP_U): New.
12260 (UNSPEC_VRND): New.
12261 (UNSPEC_VRNDA): New.
12262 (UNSPEC_VRNDI): New.
12263 (UNSPEC_VRNDM): New.
12264 (UNSPEC_VRNDN): New.
12265 (UNSPEC_VRNDP): New.
12266 (UNSPEC_VRNDX): New.
12267 * config/arm/vfp.md (<absneg_str>hf2): New.
12268 (neon_vabshf): New.
12269 (neon_v<fp16_rnd_str>hf): New.
12270 (neon_vrndihf): New.
12275 (*mulsf3neghf_vfp): New.
12276 (*negmulhf3_vfp): New.
12277 (*mulsf3addhf_vfp): New.
12278 (*mulhf3subhf_vfp): New.
12279 (*mulhf3neghfaddhf_vfp): New.
12280 (*mulhf3neghfsubhf_vfp): New.
12282 (neon_vfmahf): New.
12283 (fmsubhf4_fp16): New.
12284 (neon_vfmshf): New.
12287 (neon_vsqrthf): New.
12288 (neon_vrsqrtshf): New.
12289 (FCVT): Move to iterators.md.
12290 (FCVTI32typename): Likewise.
12291 (neon_vcvth<sup>hf): New.
12292 (neon_vcvth<sup>si): New.
12293 (neon_vcvth<sup>_nhf_unspec): New.
12294 (neon_vcvth<sup>_nhf): New.
12295 (neon_vcvth<sup>_nsi_unspec): New.
12296 (neon_vcvth<sup>_nsi): New.
12297 (neon_vcvt<vcvth_op>h<sup>si): New.
12298 (neon_<fmaxmin_op>hf): New.
12300 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12302 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
12303 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
12304 ("*insv<mode>_zEC12_appendbitsleft")
12305 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
12306 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
12308 2016-09-23 Jakub Jelinek <jakub@redhat.com>
12310 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
12311 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
12312 construct values without normalization.
12313 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
12314 static local lhs_ops to vNULL.
12316 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12317 Jiong Wang <jiong.wang@arm.com>
12319 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
12320 available when FP16 instructions are available.
12321 (output_move_vfp): Add support for 16-bit data moves.
12322 (arm_validize_comparison): Fix some white-space. Support HFmode
12323 by conversion to SFmode.
12324 * config/arm/arm.md (truncdfhf2): Fix a comment.
12325 (extendhfdf2): Likewise.
12327 (movsicc): Fix some white-space.
12329 (movsfcc): Fix some white-space.
12331 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
12332 instructions are available.
12333 (*thumb2_movhi_vfp): Likewise.
12334 (*arm_movhi_fp16): New.
12335 (*thumb2_movhi_fp16): New.
12336 (*movhf_vfp_fp16): New.
12337 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
12338 (*movhf_vfp): Likewise.
12339 (extendhfsf2): Enable when VFP FP16 instructions are available.
12340 (truncsfhf2): Enable when VFP FP16 instructions are available.
12342 2016-09-23 Martin Liska <mliska@suse.cz>
12344 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
12346 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12348 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
12350 (arm_evpc_neon_vtrn): Likewise.
12351 (arm_evpc_neon_vrev): Likewise.
12352 (arm_evpc_neon_vext): Likewise.
12353 * config/arm/arm_neon.h (vbsl_f16): New.
12356 (vdupq_n_f16): New.
12357 (vdup_lane_f16): New.
12358 (vdupq_lane_f16): New.
12362 (vmovq_n_f16): New.
12364 (vrev64q_f16): New.
12371 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
12372 (vdup_lane): New (v8hf, v4hf variants).
12373 (vext): New (v8hf, v4hf variants).
12374 (vbsl): New (v8hf, v4hf variants).
12375 * config/arm/iterators.md (VDQWH): New.
12377 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
12378 (Scalar_mul_8_16): Fix white-space.
12379 (Is_d_reg): Add V4HF and V8HF.
12380 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
12381 (neon_vdup_lane<mode>): New.
12382 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
12383 (*neon_vtrn<mode>_insn): Likewise.
12384 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
12385 (*neon_vzip<mode>_insn): Likewise
12386 (neon_vuzp<mode>_internal): Likewise.
12387 (*neon_vuzp<mode>_insn): Likewise
12388 * config/arm/vec-common.md (vec_perm_const<mode>): New.
12390 2016-09-23 Jiong Wang <jiong.wang@arm.com>
12391 Matthew Wahab <matthew.wahab@arm.com>
12393 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
12394 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
12395 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
12396 available. Also fix some white-space.
12397 * config/arm/vfp.md (*arm_movhi_vfp): New.
12398 (*thumb2_movhi_vfp): New.
12400 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12402 * config/arm/arm-c.c (arm_cpu_builtins): Define
12403 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
12404 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
12406 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12408 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
12409 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
12410 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
12411 arm_v8_2a_fp16_neon_hw.
12412 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
12415 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12417 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
12418 arm_fp16_alternative_ok and arm_fp16_none_ok.
12420 2016-09-23 Martin Liska <mliska@suse.cz>
12422 * ipa-icf.c (sem_variable::merge): Replace adress with address.
12424 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12426 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
12427 ("armv8.2-a"): New.
12428 ("armv8.2-a+fp16"): New.
12429 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
12430 (FL2_FP16INST): New.
12431 (FL2_FOR_ARCH8_2A): New.
12432 * config/arm/arm-tables.opt: Regenerate.
12433 * config/arm/arm.c (arm_arch8_2): New.
12434 (arm_fp16_inst): New.
12435 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
12436 for incompatible fp16-format settings.
12437 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
12438 (TARGET_NEON_FP16INST): New.
12439 (arm_arch8_2): Declare.
12440 (arm_fp16_inst): Declare.
12441 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
12442 march=armv8.2-a and march=armv8.2-a+fp16.
12443 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
12444 and armv8.2-a+fp16.
12445 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
12446 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
12448 2016-09-23 Martin Liska <mliska@suse.cz>
12450 * doc/extend.texi: Remove fused-madd from i386 target options.
12452 2016-09-23 Martin Liska <mliska@suse.cz>
12454 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
12457 2016-09-23 Martin Liska <mliska@suse.cz>
12459 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
12462 2016-09-23 Martin Liska <mliska@suse.cz>
12465 * config/i386/i386.c (ix86_option_override_internal): Change
12466 signature and return false when there's an error related to
12468 (release_options_strings): New function.
12469 (ix86_valid_target_attribute_tree): Call the function.
12471 2016-09-23 Jakub Jelinek <jakub@redhat.com>
12473 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
12474 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
12475 (gen_hsa_ctor_assignment): Likewise.
12476 * print-tree.c (print_node): Likewise.
12477 * tree-dump.c (dequeue_and_dump): Likewise.
12478 * tree-sra.c (sra_modify_constructor_assign): Likewise.
12479 * expr.c (store_constructor): Likewise.
12480 * fold-const.c (operand_equal_p): Likewise.
12481 * tree-pretty-print.c (dump_generic_node): Likewise.
12482 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
12483 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
12485 2016-09-23 Richard Biener <rguenther@suse.de>
12487 * hooks.h (hook_uint_uintp_false): Declare.
12489 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12491 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
12492 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
12494 2016-09-22 Martin Sebor <msebor@redhat.com>
12497 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
12498 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
12499 (target_int_min): Correct computation.
12500 (format_integer): Use long long as the argument for the ll length
12502 (format_floating): Use target_int_max().
12503 (get_string_length): Same.
12504 (format_string): Avoid setting the bounded flag for strings
12506 (try_substitute_return_value): Avoid setting range info when
12507 the result isn't bounded.
12508 * varasm.c (assemble_name): Increase buffer size.
12510 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
12511 Terry Guo <terry.guo@arm.com>
12513 * target.def (elf_flags_numeric): New target hook.
12514 * targhooks.h (default_asm_elf_flags_numeric): New.
12515 * varasm.c (default_asm_elf_flags_numeric): New.
12516 (default_elf_asm_named_section): Use new target hook.
12517 * config/arm/arm.opt (mpure-code): New.
12518 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
12519 * config/arm/arm.c (arm_asm_init_sections): Add section
12520 attribute to default text section if -mpure-code.
12521 (arm_option_check_internal): Diagnose use of option with
12522 non supported targets and/or options.
12523 (arm_asm_elf_flags_numeric): New.
12524 (arm_function_section): New.
12525 (arm_elf_section_type_flags): New.
12526 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
12528 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
12529 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
12531 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
12533 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
12535 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12537 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
12538 * rtl.h: Adjust prototype.
12540 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12542 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
12543 (prev_active_insn): Likewise.
12544 (active_insn_p): Likewise.
12545 * rtl.h: Adjust prototypes.
12546 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
12547 * config/arc/arc.md: Likewise.
12548 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
12549 (branch_needs_nop_p): Likewise.
12550 (use_skip_p): Likewise.
12551 * config/sh/sh.c (gen_block_redirect): Likewise.
12552 (split_branches): Likewise.
12553 * reorg.c (optimize_skip): Likewise.
12554 (fill_simple_delay_slots): Likewise.
12555 (fill_slots_from_thread): Likewise.
12556 (relax_delay_slots): Likewise.
12557 * resource.c (mark_target_live_regs): Likewise.
12559 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12561 * config/cris/cris.c (cris_asm_output_case_end): Change argument
12562 type to rtx_insn *.
12563 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
12564 (prev_nonnote_nondebug_insn): Likewise.
12565 * config/cris/cris-protos.h: Adjust prototype.
12567 * jump.c (rtx_renumbered_equal_p): Adjust.
12569 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12571 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
12572 * rtl.h: Adjust prototype.
12573 * config/sh/sh.md: Adjust.
12574 * dwarf2out.c (add_var_loc_to_decl): Likewise.
12576 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12578 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
12579 (prev_nondebug_insn): Likewise.
12580 * loop-doloop.c (doloop_condition_get): Likewise.
12581 * rtl.h: Adjust prototype.
12582 * cfgloop.h: Likewise.
12584 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12586 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
12587 (prev_nonnote_insn): Likewise.
12588 * jump.c (reversed_comparison_code_parts): Likewise.
12589 (reversed_comparison): Likewise.
12590 * rtl.h: Adjust prototypes.
12591 * config/arc/arc.md: Adjust.
12592 * cse.c (find_comparison_args): Likewise.
12593 * reorg.c (redundant_insn): Change return type to rtx_insn *.
12594 (fix_reg_dead_note): Change argument type to rtx_insn *.
12595 (delete_prior_computation): Likewise.
12596 (delete_computation): Likewise.
12597 (fill_slots_from_thread): Adjust.
12598 (relax_delay_slots): Likewise.
12599 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
12600 (simplify_relational_operation_1): Likewise.
12601 (simplify_ternary_operation): Likewise.
12603 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12605 * config/arc/arc-protos.h (arc_label_align): Change type of
12606 variables from rtx to rtx_insn *.
12607 * config/arc/arc.c (arc_label_align): Likewise.
12608 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
12609 * config/bfin/bfin.c (workaround_speculation): Likewise.
12610 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
12611 (find_last_same_clock): Likewise.
12612 (reorg_split_calls): Likewise.
12613 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
12614 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
12615 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
12616 (same_cmp_following_p): Likewise.
12617 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
12618 (same_cmp_following_p): Likwise.
12619 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
12620 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
12621 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
12622 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
12623 (rl78_alloc_physical_registers_cmp): Likewise.
12624 (rl78_alloc_physical_registers_umul): Likewise.
12625 (rl78_calculate_death_notes): Likewise.
12626 * config/s390/s390-protos.h (s390_label_align): Likewise.
12627 * config/s390/s390.c (s390_label_align): Likewise.
12628 * config/sh/sh.c (barrier_align): Likewise.
12629 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
12630 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
12631 (emit_cbcond_nop): Likewise.
12633 2016-09-22 Martin Liska <mliska@suse.cz>
12636 * ipa-icf.c (sem_variable::merge): Yield merge operation if
12637 alias address matters, not necessarily address of original.
12639 2016-09-22 Richard Biener <rguenther@suse.de>
12641 PR middle-end/77697
12642 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
12645 2016-09-22 Richard Biener <rguenther@suse.de>
12647 PR middle-end/77677
12648 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
12649 from constant folding results.
12650 (gimple_resimplify2): Likewise.
12651 (gimple_resimplify3): Likewise.
12653 2016-09-22 Richard Biener <rguenther@suse.de>
12655 PR middle-end/77678
12656 * expr.c (expand_expr_real_1): Guard array access against negative
12659 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12661 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
12663 (format_floating): Likewise.
12665 2016-09-22 Jakub Jelinek <jakub@redhat.com>
12668 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
12669 for all IFN_GOMP_SIMD_* internal fns, not just for
12670 IFN_GOMP_SIMD_ORDERED_*.
12672 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12675 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
12676 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
12677 instructions when you want to invert the test.
12678 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
12679 correct order for XXSEL.
12680 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
12681 for using XSCMP{EQ,GT,GE}DP.
12683 2016-09-21 David Malcolm <dmalcolm@redhat.com>
12685 * genconstants.c (main): Introduce noop_reader and convert call
12686 to read_md_files to a method call.
12687 * genenums.c (main): Likewise.
12688 * genmddeps.c (main): Likewise.
12689 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
12690 rtx_reader_ptr->get_top_level_filename ().
12691 (write_tm_preds_h): Likewise.
12692 (write_insn_preds_c): Likewise.
12693 * gensupport.c (class gen_reader): New subclass of rtx_reader.
12694 (rtx_handle_directive): Convert to...
12695 (gen_reader::handle_unknown_directive): ...this.
12696 (init_rtx_reader_args_cb): Convert return type from bool to
12697 rtx_reader *. Create a gen_reader instance, using it for the
12698 call to read_md_files. Return it if no errors occur.
12699 (init_rtx_reader_args): Convert return type from bool to
12701 * gensupport.h (init_rtx_reader_args_cb): Likewise.
12702 (init_rtx_reader_args_cb): Likewise.
12703 * read-md.c (struct file_name_list): Move to class rtx_reader.
12704 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
12705 (read_md_filename): Delete in favor of
12706 rtx_reader::m_read_md_filename.
12707 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
12708 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
12709 (base_dir): Delete in favor of rtx_reader::m_base_dir.
12710 (first_dir_md_include): Delete in favor of
12711 rtx_reader::m_first_dir_md_include.
12712 (last_dir_md_include_ptr): Delete in favor of
12713 rtx_reader::m_last_dir_md_include_ptr.
12714 (max_include_len): Delete.
12715 (rtx_reader_ptr): New.
12716 (fatal_with_file_and_line): Use get_filename and get_lineno
12717 accessors of rtx_reader_ptr.
12718 (require_char_ws): Likewise.
12719 (rtx_reader::read_char): New method, based on ::read_char.
12720 (rtx_reader::unread_char): New method, based on ::unread_char.
12721 (read_escape): Use get_filename and get_lineno accessors of
12723 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
12724 (read_string): Use get_filename and get_lineno accessors of
12726 (rtx_reader::rtx_reader): New ctor.
12727 (rtx_reader::~rtx_reader): New dtor.
12728 (handle_include): Convert from a function to...
12729 (rtx_reader::handle_include): ...this method, converting
12730 handle_directive from a callback to a virtual function.
12731 (handle_file): Likewise, converting to...
12732 (rtx_reader::handle_file): ...this method.
12733 (handle_toplevel_file): Likewise, converting to...
12734 (rtx_reader::handle_toplevel_file): ...this method.
12735 (rtx_reader::get_current_location): New method.
12736 (parse_include): Convert from a function to...
12737 (rtx_reader::add_include_path): ...this method, dropping redundant
12738 update to unused max_include_len.
12739 (read_md_files): Convert from a function to...
12740 (rtx_reader::read_md_files): ...this method, converting
12741 handle_directive from a callback to a virtual function.
12742 (noop_reader::handle_unknown_directive): New method.
12743 * read-md.h (directive_handler_t): Delete this typedef.
12744 (in_fname): Delete.
12745 (read_md_file): Delete.
12746 (read_md_lineno): Delete.
12747 (read_md_filename): Delete.
12748 (class rtx_reader): New class.
12749 (rtx_reader_ptr): New decl.
12750 (class noop_reader): New subclass of rtx_reader.
12751 (read_char): Reimplement in terms of rtx_reader::read_char.
12752 (unread_char): Reimplement in terms of rtx_reader::unread_char.
12753 (read_md_files): Delete.
12754 * read-rtl.c (read_rtx_code): Update for deletion of globals
12755 read_md_filename and read_md_lineno.
12757 2016-09-21 Jason Merrill <jason@redhat.com>
12759 * input.h (from_macro_definition_at): New.
12761 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
12763 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
12765 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
12767 PR tree-optimization/77550
12768 * tree-vect-stmts.c (create_array_ref): Change parameters.
12769 (get_group_alias_ptr_type): New function.
12770 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
12772 2016-09-21 Marek Polacek <polacek@redhat.com>
12774 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
12775 Add falls through comment.
12777 2016-09-21 Richard Biener <rguenther@suse.de>
12779 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
12780 (replace_child): Likewise.
12781 (remove_child_TAG): Adjust.
12782 (move_marked_base_types): Likewise.
12783 (prune_unused_types_prune): Clear die_sib of removed children.
12785 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
12788 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
12789 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
12791 2016-09-21 Richard Biener <rguenther@suse.de>
12793 PR tree-optimization/77648
12794 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
12796 (make_transitive_closure_constraints): Adjust comment.
12797 (make_any_offset_constraints): New function.
12798 (handle_rhs_call): Make sure to first expand a pointer to all
12799 subfields before transitively closing it.
12800 (handle_const_call): Likewise. Properly expand returned
12802 (handle_pure_call): Likewise.
12804 2016-09-21 Richard Biener <rguenther@suse.de>
12805 Jakub Jelinek <jakub@redhat.com>
12807 PR tree-optimization/77621
12808 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
12809 group at non-vectorizable stmts.
12811 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12813 PR tree-optimization/72835
12814 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
12815 (make_new_ssa_for_all_defs): Likewise.
12816 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
12818 2016-09-20 Martin Sebor <msebor@redhat.com>
12820 PR middle-end/49905
12821 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
12822 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
12823 * config/linux.c (gnu_libc_printf_pointer_format): New function.
12824 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
12825 * config/sol2.c (solaris_printf_pointer_format): New function.
12826 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
12828 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
12829 * doc/tm.texi: Regenerate.
12830 * gimple-fold.h (get_range_strlen): New function.
12831 (get_maxval_strlen): Declare existing function.
12832 * gimple-fold.c (get_range_strlen): Add arguments and compute both
12833 maximum and minimum.
12834 (get_range_strlen): Define overload.
12835 (get_maxval_strlen): Adjust.
12836 * gimple-ssa-sprintf.c: New file and pass.
12837 * passes.def (pass_sprintf_length): Add new pass.
12838 * targhooks.h (default_printf_pointer_format): Declare new function.
12839 (gnu_libc_printf_pointer_format): Same.
12840 (solaris_libc_printf_pointer_format): Same.
12841 * targhooks.c (default_printf_pointer_format): Define new function.
12842 * tree-pass.h (make_pass_sprintf_length): Declare new function.
12843 * print-tree.c: Increase buffer size.
12845 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12847 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
12849 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12851 * common.opt: New option -fipa-vrp.
12852 * ipa-cp.c (ipa_get_vr_lat): New.
12853 (ipcp_vr_lattice::print): Likewise.
12854 (print_all_lattices): Call ipcp_vr_lattice::print.
12855 (ipcp_vr_lattice::meet_with): New.
12856 (ipcp_vr_lattice::meet_with_1): Likewise.
12857 (ipcp_vr_lattice::top_p): Likewise.
12858 (ipcp_vr_lattice::bottom_p): Likewsie.
12859 (ipcp_vr_lattice::set_to_bottom): Likewise.
12860 (set_all_contains_variable): Call VR set_to_bottom.
12861 (initialize_node_lattices): Init VR lattices.
12862 (propagate_vr_accross_jump_function): New.
12863 (propagate_constants_accross_call): Call
12864 propagate_vr_accross_jump_function.
12865 (ipcp_store_vr_results): New.
12866 (ipcp_driver): Handle VR.
12867 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
12868 (ipa_set_jf_unknown): Likewise.
12869 (ipa_compute_jump_functions_for_edge): Likewise.
12870 (ipa_node_params_t::duplicate): Likewise.
12871 (ipa_write_jump_function): Likewise.
12872 (ipa_read_jump_function): Likewise.
12873 (write_ipcp_transformation_info): Likewise.
12874 (read_ipcp_transformation_info): Likewise.
12875 (ipcp_update_vr): New.
12876 (ipcp_transform_function): Handle VR.
12877 * ipa-prop.h (struct ipa_vr): New.
12878 * cgraph.c: Include tree-vrp.h.
12879 * cgraphunit.c: Likewise.
12880 * ipa-utils.c: Likewise.
12882 * opts.c: Likewise.
12883 * toplev.c: Likewise.
12884 * ipa-devirt.c: Likewise.
12885 * ipa-inline-transform.c: Likewise.
12886 * ipa-inline.c: Likewise.
12887 * ipa-profile.c: Likewise.
12889 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12891 * doc/invoke.texi: Document -fdump-tree-evrp.
12892 * passes.def: Define new pass_early_vrp.
12893 * timevar.def: Define new TV_TREE_EARLY_VRP.
12894 * tree-pass.h (make_pass_early_vrp): New.
12895 * tree-ssa-propagate.c: Make replace_uses_in non static.
12896 * tree-ssa-propagate.h: Export replace_uses_in.
12897 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
12898 (extract_range_from_assert): Factor out
12899 extract_range_for_var_from_comparison_expr.
12900 (vrp_initialize_lattice): New.
12901 (vrp_initialize): Factor out vrp_initialize_lattice.
12902 (vrp_valueize): Fix it to reject complex value ranges.
12903 (vrp_free_lattice): New.
12904 (evrp_dom_walker::before_dom_children): Likewise.
12905 (evrp_dom_walker::after_dom_children): Likewise.
12906 (evrp_dom_walker::push_value_range): Likewise.
12907 (evrp_dom_walker::pop_value_range): Likewise.
12908 (execute_early_vrp): Likewise.
12909 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
12910 (make_pass_early_vrp): New.
12912 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
12914 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
12915 instead of exact_log2.
12917 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
12920 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
12921 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
12922 (ix86_add_stmt_cost): Penalize DFmode vector operations
12923 for !TARGET_VECTORIZE_DOUBLE.
12925 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
12927 * doc/invoke.texi (Warning Options): Simplify language.
12928 (Optimize Options): Complete sentence.
12930 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
12932 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
12935 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
12938 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
12939 inits on power8 and above, use the VMRGEW instruction instead of a
12942 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
12943 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
12946 2016-09-20 Tamar Christina <tamar.christina@arm.com>
12948 * config/aarch64/arm_neon.h
12949 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
12950 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
12951 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
12953 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
12955 * config/var/vax.h (ELIMINABLE_REGS): Define.
12956 (INITIAL_ELIMINATION_OFFSET): Define.
12958 2016-09-20 Jakub Jelinek <jakub@redhat.com>
12960 PR middle-end/77624
12961 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
12962 cast to void * if the cast is from some other pointer type.
12964 2016-09-20 Richard Biener <rguenther@suse.de>
12966 PR tree-optimization/77646
12967 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
12970 2016-09-20 Tamar Christina <tamar.christina@arm.com>
12972 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
12973 attributes to all inlined functions and make them extern.
12975 2016-09-20 Richard Biener <rguenther@suse.de>
12977 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
12979 * debug.c (do_nothing_debug_hooks): Adjust.
12980 * dbxout.c (dbx_debug_hooks): Likewise.
12981 * sdbout.c (sdb_debug_hooks): Likewise.
12982 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
12983 (dwarf2out_finish): Move producer, filename and
12984 path annotation ...
12985 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
12986 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
12988 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
12991 * doc/invoke.texi: Document -Wint-in-bool-context.
12993 PR middle-end/77421
12994 * dwarf2out.c (output_loc_operands): Fix an assertion.
12996 2016-09-19 Joseph Myers <joseph@codesourcery.com>
12998 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
12999 (CR_DECIMAL_DIG): New macro.
13001 2016-09-19 Joseph Myers <joseph@codesourcery.com>
13003 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
13006 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
13008 PR rtl-optimization/77416
13009 * lra-remat.c (operand_to_remat): Process hard coded insn
13012 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13014 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
13015 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
13017 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
13019 * target.def (lra_p): Wordsmithing.
13020 * doc/tm.texi: Regenerate.
13022 2016-09-19 Jakub Jelinek <jakub@redhat.com>
13023 Jan Hubicka <jh@suse.cz>
13026 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
13027 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
13028 Call ultimate_alias_target just once, not up to 4 times.
13030 2016-09-19 Richard Biener <rguenther@suse.de>
13032 * dwarf2out.c (early_dwarf_finished): New global.
13033 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
13035 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
13036 if called from LTO exit early.
13037 (dwarf2out_late_global_decl): When being during the early
13038 debug phase do not add locations but only const value attributes.
13039 Adjust the way we generate early DIEs for LTO.
13041 2016-09-19 Richard Biener <rguenther@suse.de>
13043 PR middle-end/77605
13044 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
13045 proper niter to bound the loops.
13047 2016-09-19 Richard Biener <rguenther@suse.de>
13049 PR tree-optimization/77514
13050 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
13051 search for folded stmt.
13053 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
13055 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
13056 * tree-pass.h (make_pass_early_thread_jumps): Declare.
13057 * tree-ssa-threadbackward.c (fsm_find_thread_path,
13058 fsm_find_thread_path, profitable_jump_thread_path,
13059 fsm_find_control_statement_thread_paths,
13060 find_jump_threads_backwards): Add speed_p parameter.
13061 (pass_data_early_thread_jumps): New pass.
13062 (make_pass_early_thread_jumps): New function.
13064 2016-09-17 Andreas Schwab <schwab@suse.de>
13066 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
13067 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13069 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
13071 * recog.c (rest_of_handle_split_after_reload): Delete.
13072 (pass_split_after_reload::gate): New method.
13073 (pass_split_after_reload::execute): Call split_all_insns directly.
13075 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
13077 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
13078 parameters for functions taking long long arguments.
13080 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13083 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
13084 splat with truncate.
13086 2016-09-16 Jason Merrill <jason@redhat.com>
13088 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
13090 * hwint.c (exact_log2): Use pow2p_hwi.
13091 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
13092 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
13093 * builtins.c (get_object_alignment_2, get_object_alignment)
13094 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
13096 * calls.c (compute_argument_addresses, store_one_arg): Use
13098 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
13099 * combine.c (force_to_mode): Use least_bit_hwi.
13100 (contains_muldiv, find_split_point, combine_simplify_rtx)
13101 (simplify_if_then_else, simplify_set, force_to_mode)
13102 (if_then_else_cond, simplify_and_const_int_1)
13103 (simplify_compare_const): Use pow2p_hwi.
13104 * cse.c (fold_rtx): Use pow2p_hwi.
13105 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
13107 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
13108 (init_expmed_one_conv): Use pow2p_hwi.
13109 * expr.c (is_aligning_offset): Use pow2p_hwi.
13110 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
13111 (fold_binary_loc): Use pow2p_hwi.
13112 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
13113 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
13114 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
13115 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
13117 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
13118 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
13119 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
13120 * omp-low.c (oacc_loop_fixed_partitions)
13121 (oacc_loop_auto_partitions): Use least_bit_hwi.
13122 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
13123 * stor-layout.c (place_field): Use least_bit_hwi.
13124 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
13125 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
13126 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
13127 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
13128 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
13129 * tree-vect-data-refs.c (vect_analyze_group_access_1)
13130 (vect_grouped_store_supported, vect_grouped_load_supported)
13131 (vect_permute_load_chain, vect_shift_permute_load_chain)
13132 (vect_transform_grouped_load): Use pow2p_hwi.
13133 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
13134 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
13135 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
13137 * tsan.c (instrument_expr): Use least_bit_hwi.
13138 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
13140 2016-09-16 Andreas Schwab <schwab@suse.de>
13142 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
13143 OFFSET, not offset.
13144 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13146 2016-09-16 Jakub Jelinek <jakub@redhat.com>
13149 * combine.c (rest_of_handle_combine): If any edges have been purged,
13150 free dominators if available.
13152 2016-09-16 Jakub Jelinek <jakub@redhat.com>
13153 Eric Botcazou <ebotcazou@adacore.com>
13155 PR middle-end/77594
13156 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
13157 through into expand_addsub_overflow after expand_neg_overflow.
13159 2016-09-15 David Malcolm <dmalcolm@redhat.com>
13161 * diagnostic-show-locus.c
13162 (selftest::test_fixit_insert_containing_newline): New function.
13163 (selftest::test_fixit_replace_containing_newline): New function.
13164 (selftest::diagnostic_show_locus_c_tests): Call the above.
13166 2016-09-15 Bin Cheng <bin.cheng@arm.com>
13168 PR tree-optimization/77503
13169 * tree-vect-loop.c (vectorizable_reduction): Record reduction
13170 code for CONST_COND_REDUCTION at analysis stage and use it at
13172 * tree-vectorizer.h (struct _stmt_vec_info): New field.
13173 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
13174 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
13177 2016-09-15 Richard Biener <rguenther@suse.de>
13179 PR middle-end/77544
13180 * fold-const.c (split_tree): Do not split constant ~X.
13182 2016-09-15 Jakub Jelinek <jakub@redhat.com>
13184 PR rtl-optimization/77425
13185 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
13188 PR middle-end/77475
13189 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
13190 use %qs instead of %s where desirable, use argument instead of arg in
13191 the diagnostic wording, add list of supported strategies and
13193 (ix86_option_override_internal): Emit target("m...") instead of
13194 option("m...") in the diagnostic. Use %qs instead of %s in invalid
13195 -march/-mtune option diagnostic. Add list of supported arches/tunings
13196 and spellcheck hint. Remove prefix, suffix and sw variables, use
13197 main_args_p ? "..." : "..." in diagnostics to make translation
13200 2016-09-15 Richard Biener <rguenther@suse.de>
13202 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
13203 extra offset argument.
13204 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
13205 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
13206 to reflect new offset parameter.
13207 * doc/tm.texi: Regenerate.
13208 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
13209 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
13211 (darwin_asm_output_dwarf_offset): Likewise.
13212 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
13214 (darwin_asm_output_dwarf_offset): Pass offset argument through.
13215 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
13216 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13218 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
13221 * ipa-icf.c (set_alias_uids): New function.
13222 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
13223 all the merged variable's referring aliases.
13225 2016-09-15 Richard Biener <rguenther@suse.de>
13227 PR tree-optimization/77514
13228 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
13229 only forced_stmts sequence.
13231 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
13233 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
13234 * cfgexpand.c (update_alias_info_with_stack_vars): Use
13235 FOR_EACH_SSA_NAME to iterate over SSA variables.
13236 (pass_expand::execute): Likewise.
13237 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
13238 * tree-cfg.c (dump_function_to_file): Likewise.
13239 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
13240 (update_ssa): Likewise.
13241 * tree-ssa-alias.c (dump_alias_info): Likewise.
13242 * tree-ssa-ccp.c (ccp_finalize): Likewise.
13243 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
13244 (create_outofssa_var_map): Likewise.
13245 (coalesce_ssa_name): Likewise.
13246 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
13247 * tree-ssa-pre.c (compute_avail): Likewise.
13248 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
13249 (scc_vn_restore_ssa_info): Likewise.
13250 (free_scc_vn): Likwise.
13251 (run_scc_vn): Likewise.
13252 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
13253 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
13254 * tree-ssa-copy.c (fini_copy_prop): Likewise.
13255 * tree-ssa.c (verify_ssa): Likewise.
13257 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
13259 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
13260 and mips64r2 as default 32-bit and 64-bit architectures.
13261 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
13262 as default 32-bit and 64-bit architectures.
13264 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
13266 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
13269 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13271 * target.def (lra_p): Change commentary (for the manual) for the
13273 * doc/tm.texi: Regenerate.
13275 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13277 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
13278 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
13279 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
13280 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
13282 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13284 * targhooks.c (default_lra_p): Return true instead of false.
13286 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13288 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
13289 hook_bool_void_false.
13290 * config/avr/avr.c: Ditto.
13291 * config/bfin/bfin.c: Ditto.
13292 * config/c6x/c6x.c: Ditto.
13293 * config/cr16/cr16.c: Ditto.
13294 * config/cris/cris.c: Ditto.
13295 * config/epiphany/epiphany.c: Ditto.
13296 * config/fr30/fr30.c: Ditto.
13297 * config/frv/frv.c: Ditto.
13298 * config/h8300/h8300.c: Ditto.
13299 * config/ia64/ia64.c: Ditto.
13300 * config/iq2000/iq2000.c: Ditto.
13301 * config/lm32/lm32.c: Ditto.
13302 * config/m32c/m32c.c: Ditto.
13303 * config/m32r/m32r.c: Ditto.
13304 * config/m68k/m68k.c: Ditto.
13305 * config/mcore/mcore.c: Ditto.
13306 * config/microblaze/microblaze.c: Ditto.
13307 * config/mmix/mmix.c: Ditto.
13308 * config/mn10300/mn10300.c: Ditto.
13309 * config/moxie/moxie.c: Ditto.
13310 * config/msp430/msp430.c: Ditto.
13311 * config/nios2/nios2.c: Ditto.
13312 * config/nvptx/nvptx.c: Ditto.
13313 * config/pa/pa.c: Ditto.
13314 * config/pdp11/pdp11.c: Ditto.
13315 * config/rl78/rl78.c: Ditto.
13316 * config/sparc/sparc.c: Ditto.
13317 * config/spu/spu.c: Ditto.
13318 * config/stormy16/stormy16.c: Ditto.
13319 * config/tilegx/tilegx.c: Ditto.
13320 * config/tilepro/tilepro.c: Ditto.
13321 * config/v850/v850.c: Ditto.
13322 * config/vax/vax.c: Ditto.
13323 * config/visium/visium.c: Ditto.
13324 * config/xtensa/xtensa.c: Ditto.
13326 2016-09-14 Jakub Jelinek <jakub@redhat.com>
13329 * tsan.c: Include target.h.
13330 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
13331 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
13332 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
13333 BUILT_IN_ATOMIC_TEST_AND_SET entries.
13334 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
13336 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
13337 Martin Liska <mliska@suse.cz>
13339 PR middle-end/77574
13340 * predict.c (force_edge_cold): Add braces to a condition.
13342 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
13344 PR rtl-optimization/77289
13345 * lra-constraints.c (get_final_hard_regno): Removed.
13346 (get_hard_regno): Add new parameter final_p.
13347 (get_reg_class): Directly call lra_get_elimination_hard_regno.
13348 (operands_match_p): Adjust call to get_hard_regno.
13349 (uses_hard_regs_p): Likewise.
13350 (process_alt_operands): Likewise.
13352 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
13355 * config/msp430/msp430.c (msp430_start_function): Emit an error
13356 if a function is both weak and specifies an interrupt number.
13358 2016-09-13 Jakub Jelinek <jakub@redhat.com>
13360 PR tree-optimization/77454
13361 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
13362 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
13365 2016-09-13 Tamar Christina <tamar.christina@arm.com>
13367 * config/aarch64/aarch64-builtins.c
13368 (aarch64_init_simd_builtins): Fix builtin type signature printing.
13370 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
13372 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
13373 SFmode and SCmode arguments by reference.
13375 2016-09-13 David Malcolm <dmalcolm@redhat.com>
13377 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
13379 (selftest::test_one_liner_fixit_insert_before): ...this, and update
13380 for renaming of add_fixit_insert to add_fixit_insert_before.
13381 (selftest::test_one_liner_fixit_insert_after): New function.
13382 (selftest::test_one_liner_fixit_validation_adhoc_locations):
13383 Update for renaming of add_fixit_insert to add_fixit_insert_before.
13384 (selftest::test_one_liner_many_fixits): Likewise.
13385 (selftest::test_diagnostic_show_locus_one_liner): Update for
13386 renaming, call new test function.
13387 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
13388 renaming of add_fixit_insert to add_fixit_insert_before.
13389 (selftest::test_fixit_consolidation): Likewise.
13390 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
13392 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
13393 (selftest::test_applying_fixits_insert_before): ...this.
13394 (selftest::test_applying_fixits_insert): Update for renaming of
13395 add_fixit_insert to add_fixit_insert_before.
13396 (selftest::test_applying_fixits_insert_after): New function.
13397 (selftest::test_applying_fixits_insert_after_at_line_end): New
13399 (selftest::test_applying_fixits_insert_after_failure): New function.
13400 (selftest::test_applying_fixits_multiple): Update for renaming of
13401 add_fixit_insert to add_fixit_insert_before.
13402 (selftest::change_line): Likewise.
13403 (selftest::test_applying_fixits_unreadable_file): Likewise.
13404 (selftest::test_applying_fixits_line_out_of_range): Likewise.
13405 (selftest::test_applying_fixits_column_validation): Likewise.
13406 (selftest::test_applying_fixits_column_validation): Likewise.
13407 (selftest::edit_context_c_tests): Update for renamed test function;
13408 call new test functions.
13410 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
13412 PR tree-optimization/77536
13413 PR rtl-optimization/68212
13414 * config/rs6000/rs6000.md (div->recip splitter): Remove
13415 optimize_insn_for_speed_p condition.
13417 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
13419 * optabs.c (prepare_cmp_insn): Update documentation comment.
13421 2016-09-13 Jakub Jelinek <jakub@redhat.com>
13422 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13424 PR middle-end/77475
13425 * opts.h (candidates_list_and_hint): Declare.
13426 * opts-common.c (candidates_list_and_hint): New function.
13427 (cmdline_handle_error): Use it.
13429 2016-09-12 David Malcolm <dmalcolm@redhat.com>
13431 * edit-context.c (edited_line::get_len): New accessor.
13432 (edited_file::print_diff): Split out hunk-printing into...
13433 (edited_file::print_diff_hunk): New method.
13434 (edited_file::print_diff_line): New method.
13436 2016-09-12 Andrew Pinski <apinski@cavium.com>
13438 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
13440 * config/aarch64/aarch64.c (thunderx_tunings): Enable
13441 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
13442 (aarch64_operands_ok_for_ldpstp): Return false if
13443 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
13444 was SImode and the alignment is less than 8 byte.
13445 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
13447 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
13450 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
13452 2016-09-12 Marek Polacek <polacek@redhat.com>
13454 * doc/extend.texi: Use lowercase "boolean".
13455 * doc/invoke.texi: Likewise.
13456 * doc/md.texi: Likewise.
13457 * target.def: Likewise.
13458 * doc/tm.texi: Regenerated.
13460 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13462 PR middle-end/77426
13463 * expmed.c (synth_mult): Delete duplicate mode check.
13465 2016-09-10 Tom de Vries <tom@codesourcery.com>
13468 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
13470 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
13471 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
13473 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
13475 PR rtl-optimization/77289
13476 * lra-constraints.c (get_final_hard_regno): Add support for non hard
13477 register numbers. Remove support for subregs.
13478 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
13479 (get_reg_class): Delete removed get_final_hard_regno() argument.
13480 (uses_hard_regs_p): Call get_final_hard_regno().
13482 2016-09-09 Martin Sebor <msebor@redhat.com>
13486 * pretty-print.c (pp_quoted_string): New function.
13487 (pp_format): Call it for %c and %s directives.
13489 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
13491 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
13492 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
13493 INITIAL_ELIMINATION_OFFSET) : Update documentation.
13494 * target.def (frame_pointer_required, can_eliminate): Likewise.
13495 * doc/tm.texi: Regenerated.
13496 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
13498 * df-scan.c (df_hard_reg_init): Likewise.
13499 * ira.c (ira_setup_eliminable_regset): Likewise.
13500 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
13501 init_elim_table): Likewise.
13502 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
13503 set_initial_elim_offsets, update_eliminables,
13504 init_elim_table): Likewise.
13505 * rtlanal.c (get_initial_register_offset): Likewise.
13506 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
13507 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13508 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13509 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13510 * config/fr30/fr30.h: Fix comment.
13511 * config/frv/frv.c: Likewise.
13512 * config/frv/frv.h: Likewise.
13513 * config/ft32/ft32.h: Likewise.
13514 * config/visium/visium.h: Likewise.
13515 * config/pa/pa64-linux.h: Likewise.
13516 * config/v850/v850.h: Likewise.
13517 * config/cris/cris.c: Likewise.
13518 * config/ia64/ia64.h: Likewise.
13519 * config/moxie/moxie.h: Likewise.
13520 * config/m32r/m32r.h: Likewise.
13522 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
13525 * config.in: Regenerate.
13526 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
13528 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
13529 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
13530 static-libmpxwrappers case.
13531 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
13532 MPX_LD_AS_NEEDED_GUARD_POP.
13533 * configure: Regenerate.
13534 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
13535 defined if linker support "--push-state"/"--pop-state".
13537 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
13539 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
13541 2016-09-09 Joseph Myers <joseph@codesourcery.com>
13543 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
13544 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
13545 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
13546 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
13547 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
13548 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
13549 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
13551 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
13552 width macros from TS 18661-1.
13553 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
13555 2016-09-08 Jakub Jelinek <jakub@redhat.com>
13558 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
13559 OMP_CLAUSE_SAFELEN_EXPR.
13561 2016-09-07 David Malcolm <dmalcolm@redhat.com>
13563 * Makefile.in (OBJS): Add substring-locations.o.
13564 * langhooks-def.h (class substring_loc): New forward decl.
13565 (lhd_get_substring_location): New decl.
13566 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
13567 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
13568 * langhooks.c (lhd_get_substring_location): New function.
13569 * langhooks.h (class substring_loc): New forward decl.
13570 (struct lang_hooks): Add field get_substring_location.
13571 * substring-locations.c: New file, taking definition of
13572 format_warning_va and format_warning_at_substring from
13573 c-family/c-format.c, making them non-static.
13574 * substring-locations.h (class substring_loc): Move class here
13575 from c-family/c-common.h. Add and rewrite comments.
13576 (format_warning_va): New decl.
13577 (format_warning_at_substring): New decl.
13578 (get_source_location_for_substring): Add comment.
13580 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
13582 * config/i386/i386.c: Add 'U' suffix to processor feature bits
13583 to avoid -Wnarrowing warning.
13584 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
13585 * opts.c: Likewise for SANITIZER_OPT bitmasks.
13587 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
13589 * config/aarch64/aarch64.c (aarch64_legitimize_address):
13590 Avoid use of base_offset if offset already in range.
13592 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
13594 * config/sh/sh-protos.h (struct sh_atomic_model,
13595 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
13596 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
13597 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
13598 * config/sh/sh.h (struct sh_atomic_model,
13599 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
13600 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
13601 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
13602 Guard with __cplusplus.
13604 2016-09-06 Jakub Jelinek <jakub@redhat.com>
13607 * config/i386/i386.c (ix86_expand_builtin): For builtin with
13608 unsupported or unknown ISA, use expand_call.
13610 2016-09-06 Martin Liska <mliska@suse.cz>
13612 PR gcov-profile/77378
13613 PR gcov-profile/77466
13614 * tree-profile.c (tree_profiling): Detect whether target can use
13615 -fprofile-update=atomic.
13617 2016-09-06 Richard Biener <rguenther@suse.de>
13619 PR tree-optimization/77479
13620 * tree-vrp.c (update_value_range): Extend overflow handling to
13623 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13626 * config/i386/i386.md (isa): Add x64_avx512bw.
13627 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
13628 (kmov_isa): New mode attr.
13629 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
13630 (*zero_extend<mode>si2): Likewise.
13631 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
13633 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
13635 * doc/invoke.texi (SPU Options): nops -> NOPs.
13636 (x86 Options): Ditto.
13638 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13640 PR middle-end/77475
13641 * toplev.c (process_options): Temporarily set input_location
13642 to UNKNOWN_LOCATION around targetm.target_option.override () call.
13644 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
13646 PR rtl-optimization/77452
13647 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
13648 inner-mode reference to a CONST_VECTOR constant in the constant pool.
13650 2016-09-05 Marek Polacek <polacek@redhat.com>
13653 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
13655 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13658 * gensupport.c (alter_output_for_subst_insn): Remove redundant
13659 *insn_out == '*' test. Don't copy unnecessary to yet another
13660 memory buffer, and don't leak it.
13662 PR rtl-optimization/77425
13663 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
13665 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
13667 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
13669 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13671 * common.opt (fdiagnostics-generate-patch): New option.
13672 * diagnostic.c: Include "edit-context.h".
13673 (diagnostic_initialize): Initialize context->edit_context_ptr.
13674 (diagnostic_finish): Delete context->edit_context_ptr.
13675 (diagnostic_report_diagnostic): Add fix-it hints from the
13676 diagnostic to context->edit_context_ptr, if any.
13677 * diagnostic.h (class edit_context): Add forward decl.
13678 (struct diagnostic_context): Add field "edit_context_ptr".
13679 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
13680 -fdiagnostics-generate-patch.
13681 (-fdiagnostics-generate-patch): New item.
13682 * toplev.c: Include "edit-context.h".
13683 (process_options): Set global_dc->edit_context_ptr to a new
13684 edit_context if the options need one.
13685 (toplev::main): Handle -fdiagnostics-generate-patch by using
13686 global_dc->edit_context_ptr.
13688 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13691 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
13692 map and firstprivate clauses on target construct for _Atomic
13694 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
13695 on target construct for _Atomic qualified decls.
13696 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
13698 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
13699 _Atomic qualified arguments not mentioned in uniform clause.
13701 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13703 * Makefile.in (OBJS-libcommon): Add edit-context.o.
13704 * diagnostic-color.c (color_dict): Add "diff-filename",
13705 "diff-hunk", "diff-delete", and "diff-insert".
13706 (parse_gcc_colors): Update default value of GCC_COLORS in comment
13707 to reflect above changes.
13708 * doc/invoke.texi (-fdiagnostics-color): Update description of
13709 default GCC_COLORS, and of the supported capabilities.
13710 * edit-context.c: New file.
13711 * edit-context.h: New file.
13712 * input.c (struct fcache): Add field "missing_trailing_newline".
13713 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
13715 (add_file_to_cache_tab): Likewise.
13716 (fcache::fcache): Likewise.
13717 (get_next_line): Update c->missing_trailing_newline.
13718 (location_missing_trailing_newline): New function.
13719 * input.h (location_missing_trailing_newline): New decl.
13720 * selftest-run-tests.c (selftest::run_tests): Call
13721 edit_context_c_tests.
13722 * selftest.h (edit_context_c_tests): New decl.
13724 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13725 Richard Biener <rguenth@suse.de>
13727 PR tree-optimization/77444
13728 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
13729 as steptype, remove redundant initialization.
13731 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13734 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
13735 (sanopt_optimize_walker): Optimize away
13736 __asan_before_dynamic_init (...) followed by
13737 __asan_after_dynamic_init () without intervening memory loads/stores.
13738 * ipa-pure-const.c (special_builtin_state): Handle
13739 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
13740 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
13742 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13744 * cfg.c (free_original_copy_tables): Replace second assignment of
13745 bb_copy = NULL by bb_original = NULL.
13747 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13750 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
13751 assignment added in r216794.
13753 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13755 * Makefile.in (OBJS): Add typed-splay-tree.o.
13756 * selftest-run-tests.c (selftest::run_tests): Call
13757 typed_splay_tree_c_tests.
13758 * selftest.h (typed_splay_tree_c_tests): New decl.
13759 * typed-splay-tree.c: New file.
13760 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
13761 (typed_splay_tree::max): New method.
13762 (typed_splay_tree::min): New method.
13763 (typed_splay_tree::foreach): New method.
13764 (typed_splay_tree::closure): New struct.
13765 (typed_splay_tree::inner_foreach_fn): New function.
13767 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13769 * ipa-cp.c (ipcp_store_bits_results): Change option name from
13770 -fipa-cp-bit to -fipa-bit-cp.
13772 2016-09-01 Martin Sebor <msebor@redhat.com>
13774 PR tree-optimization/71831
13775 * tree-object-size.h: Return bool instead of the size and add
13776 argument for the size.
13777 * tree-object-size.c (compute_object_offset): Update signature.
13778 (addr_object_size): Same.
13779 (compute_builtin_object_size): Return bool instead of the size
13780 and add argument for the size. Handle POINTER_PLUS_EXPR when
13781 optimization is disabled.
13782 (expr_object_size): Adjust.
13783 (plus_stmt_object_size): Adjust.
13784 (pass_object_sizes::execute): Adjust.
13785 * builtins.c (fold_builtin_object_size): Adjust.
13786 * doc/extend.texi (Object Size Checking): Update.
13787 * ubsan.c (instrument_object_size): Adjust.
13789 2016-09-01 Martin Sebor <msebor@redhat.com>
13791 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
13792 it fits the output of the formatted function regardless of its
13794 * genmodes.c (parser::parse_expr): Same.
13795 * gimplify.c (gimplify_asm_expr): Same.
13796 * passes.c (pass_manager::register_one_dump_file): Same.
13797 * print-tree.c (print_node): Same.
13799 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13801 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
13803 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13805 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
13807 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13809 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
13810 * config/rs6000/vector.md: Ditto.
13811 * config/rs6000/vsx.md: Ditto.
13813 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
13815 * ipa-inline-analysis.c (param_change_prob): Get to the base object
13816 first in all cases.
13818 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13820 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
13821 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
13822 *return_and_restore_gpregs_<mode>_r11,
13823 *return_and_restore_gpregs_<mode>_r12,
13824 *return_and_restore_gpregs_<mode>_r1,
13825 *return_and_restore_fpregs_<mode>_r11,
13826 *return_and_restore_fpregs_<mode>_r12,
13827 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
13828 directly instead of via the "l" constraint. Renumber operands.
13831 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13833 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
13834 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
13835 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
13836 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
13837 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
13838 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
13839 *call_value_nonlocal_darwin64, reload_macho_picbase,
13840 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
13841 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
13842 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
13843 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
13844 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
13845 *save_fpregs_<mode>_r1): Ditto.
13846 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
13847 *return_and_restore_gpregs_spe): Ditto.
13849 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13851 * config/rs6000/rs6000.md
13852 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
13853 the use of the link register.
13854 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
13856 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13857 Michael Meissner <meissner@linux.vnet.ibm.com>
13860 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
13861 reg+reg addressing for TImode.
13862 (rs6000_legitimate_address_p): Only allow register indirect
13863 addressing for TImode, even without TARGET_QUAD_MEMORY.
13865 2016-09-01 Richard Biener <rguenther@suse.de>
13867 PR middle-end/77436
13868 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
13869 check whether the result fits the desired result type.
13871 2016-09-01 Nathan Sidwell <nathan@acm.org>
13873 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
13875 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
13877 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
13879 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
13881 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13883 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
13884 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
13885 for comparisons of integer ZERO_EXTEND against zero.
13887 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
13889 * config/i386/i386.c (ix86_option_override_internal): Also disable the
13890 STV pass if -mstackrealign is enabled.
13892 2016-08-31 Ilya Verbin <iverbin@gmail.com>
13894 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
13897 2016-08-31 David Malcolm <dmalcolm@redhat.com>
13899 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
13900 (layout_range::intersects_line_p): New method.
13901 (test_range_contains_point_for_single_point): Rename to...
13902 (test_layout_range_for_single_point): ...this, and add testing
13903 for layout_range::intersects_line_p.
13904 (test_range_contains_point_for_single_line): Rename to...
13905 (test_layout_range_for_single_line): ...this, and add testing
13906 for layout_range::intersects_line_p.
13907 (test_range_contains_point_for_multiple_lines): Rename to...
13908 (test_layout_range_for_multiple_lines): ...this, and add testing
13909 for layout_range::intersects_line_p.
13910 (layout::layout): Populate m_fixit_hints.
13911 (layout::get_expanded_location): Handle the case of a line-span
13913 (layout::validate_fixit_hint_p): New method.
13914 (get_line_span_for_fixit_hint): New function.
13915 (layout::calculate_line_spans): Add spans for fixit-hints.
13916 (layout::should_print_annotation_line_p): New method.
13917 (layout::print_any_fixits): Drop param "richloc", instead using
13918 validated fixits in m_fixit_hints. Add "const" to hint pointers.
13919 (diagnostic_show_locus): Avoid printing blank annotation lines.
13920 (selftest::test_diagnostic_context::test_diagnostic_context):
13921 Initialize show_column and start_span.
13922 (selftest::test_diagnostic_context::start_span_cb): New static
13924 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
13925 (selftest::diagnostic_show_locus_c_tests): Update for function
13926 renamings. Call test_diagnostic_show_locus_fixit_lines.
13928 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
13930 PR tree-optimization/73714
13931 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
13933 2016-08-31 David Malcolm <dmalcolm@redhat.com>
13935 * selftest.c: Move "namespace selftest {" to top of file,
13936 removing explicit "selftest::" qualifiers throughout.
13938 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
13940 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
13942 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
13943 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
13944 Replace builtin with vector extension.
13945 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
13947 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
13948 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
13949 Replace builtin with vector extension.
13950 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
13951 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
13952 Replace builtin with vector extension.
13953 * config/i386/xmmintrin.h (__m128_u): New type.
13954 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
13955 (_mm_load_ps, _mm_store_ps): Simplify.
13957 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
13959 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
13961 2016-08-30 David Malcolm <dmalcolm@redhat.com>
13963 * diagnostic-show-locus.c (colorizer::begin_state): Support more
13964 than 3 ranges per diagnostic by alternating between color 1 and
13966 (layout::layout): Replace use of rich_location::MAX_RANGES
13967 with richloc->get_num_locations ().
13968 (layout::calculate_line_spans): Replace use of
13969 rich_location::MAX_RANGES with m_layout_ranges.length ().
13970 (layout::print_annotation_line): Handle arbitrary numbers of
13971 ranges in caret-printing by defaulting to '^'.
13972 (selftest::test_one_liner_many_fixits): New function.
13973 (test_diagnostic_show_locus_one_liner): Call it.
13974 * diagnostic.c (diagnostic_initialize): Update for renaming
13975 of rich_location::MAX_RANGES to
13976 rich_location::STATICALLY_ALLOCATED_RANGES.
13977 * diagnostic.h (struct diagnostic_context): Likewise.
13979 2016-08-30 David Malcolm <dmalcolm@redhat.com>
13981 * selftest.c (selftest::named_temp_file::named_temp_file): New
13983 (selftest::temp_source_file::~temp_source_file): Move to...
13984 (selftest::named_temp_file::~named_temp_file): ...here.
13985 (selftest::test_named_temp_file): New function.
13986 (selftest::selftest_c_tests): Call test_named_temp_file.
13987 * selftest.h (class named_temp_file): New class.
13988 (class temp_source_file): Convert to a subclass of named_temp_file.
13990 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
13992 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
13993 USEs of LR_REGNO in returns and sibcalls.
13994 (rs6000_output_mi_thunk): Similar.
13995 (rs6000_sibcall_aix): Similar.
13996 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
13997 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
13998 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
13999 Remove the USE of LR_REGNO from the patterns as well. Delete an
14001 (return_internal_<mode>): Delete.
14003 2016-08-30 Tamar Christina <tamar.christina@arm.com>
14005 * config/aarch64/aarch64-simd.md
14006 (aarch64_ld2<mode>_dreg_le): New.
14007 (aarch64_ld2<mode>_dreg_be): New.
14008 (aarch64_ld2<mode>_dreg): Removed.
14009 (aarch64_ld3<mode>_dreg_le): New.
14010 (aarch64_ld3<mode>_dreg_be): New.
14011 (aarch64_ld3<mode>_dreg): Removed.
14012 (aarch64_ld4<mode>_dreg_le): New.
14013 (aarch64_ld4<mode>_dreg_be): New.
14014 (aarch64_ld4<mode>_dreg): Removed.
14015 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
14017 2016-08-30 David Malcolm <dmalcolm@redhat.com>
14019 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
14020 redundant location param.
14021 (test_one_liner_fixit_remove): Likewise.
14022 (test_one_liner_fixit_replace): Likewise.
14023 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
14024 * gcc-rich-location.c
14025 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
14026 get_range_from_loc. Drop overload taking a const char *.
14027 * gcc-rich-location.h
14028 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
14031 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
14033 * config/linux.c (linux_libc_has_function): Return true on musl.
14035 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
14037 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
14039 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
14041 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
14042 used for abnormal egdes.
14044 2016-08-30 Jakub Jelinek <jakub@redhat.com>
14046 PR tree-optimization/72866
14047 * tree-vect-patterns.c (search_type_for_mask): Turn into
14048 a small wrapper, move all code to ...
14049 (search_type_for_mask_1): ... this new function. Add caching
14050 and adjust recursive calls.
14053 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
14054 instead of lookup_type_die (type_main_variant (type)) even for array
14057 PR middle-end/77377
14058 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
14059 constant pool reference return x instead of c.
14061 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
14063 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
14066 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14069 (selftest::test_make_location_nonpure_range_endpoints): Fix
14072 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14074 * diagnostic-show-locus.c
14075 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
14077 (selftest::test_diagnostic_show_locus_one_liner): Call it.
14078 * input.c (get_pure_location): Move to libcpp/line-map.c.
14079 * input.h (get_pure_location): Convert decl to an inline function
14080 calling implementation in libcpp.
14082 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
14085 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
14086 template for intel asm dialect.
14087 (vec_set_hi_<mode><mask_name>): Ditto.
14089 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14091 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
14092 (selftest::fail_formatted): Likewise.
14094 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14096 * input.c (make_location): Call get_start and get_finish
14097 on the endpoints to avoid storing packed ranges or ad-hoc
14099 (selftest::test_make_location_nonpure_range_endpoints): New function.
14100 (selftest::input_c_tests): Call it.
14101 * input.h (get_start): New inline function.
14103 2016-08-29 Tom de Vries <tom@codesourcery.com>
14106 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
14109 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
14111 * Makefile.in (gcov-iov.h): Add dummy recipe.
14113 2016-08-29 Nathan Sidwell <nathan@acm.org>
14115 * config/nvptx/nvptx.c: #include tree-vrp.h.
14117 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
14120 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
14121 HIGH+LO construct during reload.
14123 2016-08-28 Tom de Vries <tom@codesourcery.com>
14126 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
14127 'sysv_abi va_list' attribute.
14128 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
14129 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
14132 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14134 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
14135 * emit-rtl.c (unshare_all_rtl_1): Adjust.
14136 (unshare_all_rtl_again): Likewise.
14137 * function.c (assign_stack_local_1): Likewise.
14138 (assign_stack_temp_for_type): Likewise.
14140 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14142 * cfgbuild.c (make_edges): Adjust.
14143 * cfgrtl.c (can_delete_label_p): Likewise.
14144 * dwarf2cfi.c (create_trace_edges): Likewise.
14145 * except.c (sjlj_emit_dispatch_table): Likewise.
14146 * function.h (struct expr_status): make x_forced_labels a vector.
14147 * jump.c (rebuild_jump_labels_1): Adjust.
14148 * reload1.c (set_initial_label_offsets): Likewise.
14149 * stmt.c (force_label_rtx): Likewise.
14150 (expand_label): Likewise.
14152 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14154 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
14156 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
14158 PR tree-optimization/71077
14159 PR tree-optimization/68542
14160 * fold-const.c (fold_relational_const): Fix folding of
14161 VECTOR_CST comparisons that have a scalar boolean result type.
14162 (selftest::test_vector_folding): New static function.
14163 (selftest::fold_const_c_tests): Call it.
14165 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
14167 * doc/extend.texi (SPU Built-in Functions): Remove stale
14168 references to material formerly at IBM and Sony.
14170 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
14173 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
14175 2016-08-26 David Malcolm <dmalcolm@redhat.com>
14177 * diagnostic-show-locus.c
14178 (selftest::test_fixit_consolidation): New function.
14179 (selftest::diagnostic_show_locus_c_tests): Call it.
14180 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
14181 constructor based on source_range.
14183 2016-08-26 David Malcolm <dmalcolm@redhat.com>
14185 * diagnostic-color.c (color_dict): Add "fixit-insert" and
14187 (parse_gcc_colors): Update description of default GCC_COLORS.
14188 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
14189 (colorizer::set_fixit_insert): New method.
14190 (colorizer::set_fixit_delete): New method.
14191 (colorizer::get_color_by_name): New method.
14192 (colorizer::STATE_FIXIT_INSERT): New constant.
14193 (colorizer::STATE_FIXIT_DELETE): New constant.
14194 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
14195 fields in favor of new field "m_stop_color". Add fields
14196 "m_fixit_insert" and "m_fixit_delete".
14197 (colorizer::colorizer): Update for above changes. Replace
14198 colorize_start calls with calls to get_color_by_name.
14199 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
14200 STATE_FIXIT_DELETE. Update for field renamings.
14201 (colorizer::finish_state): Simplify by using m_stop_color,
14202 rather than multiple identical "*_ce" fields.
14203 (colorizer::get_color_by_name): New method.
14204 (layout::print_any_fixits): Print insertions and replacements
14205 using the "fixit-insert" color, and deletions using the
14206 "fixit-delete" color.
14207 * doc/invoke.texi (-fdiagnostics-color): Update description of
14208 default GCC_COLORS, and of the supported capabilities.
14210 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
14212 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
14213 current_function_static_stack_size variable with the static
14214 stack frame size of the current function when
14215 flag_stack_usage_info is enabled.
14217 2016-08-26 Nathan Sidwell <nathan@acm.org>
14219 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
14220 assignment inside if condition.
14222 2016-08-26 Richard Biener <rguenther@suse.de>
14224 PR tree-optimization/69047
14225 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
14226 extracts similar to what FRE does.
14227 (non_rewritable_mem_ref_base): Likewise.
14229 2016-08-26 Joseph Myers <joseph@codesourcery.com>
14231 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
14232 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
14233 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14234 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14235 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
14237 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14238 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14239 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14240 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
14241 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14243 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14246 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
14247 reservation duration to 15 cycles.
14248 (cortex_a8_vfp_macs): Likewise.
14249 (cortex_a8_vfp_macd): Likewise.
14250 (cortex_a8_vfp_divs): Likewise.
14251 (cortex_a8_vfp_divd): Likewise.
14253 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14255 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
14256 (aarch_macro_fusion_pair_p): Use above to avoid early return.
14258 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14259 Martin Jambhor <mjambor@suse.cz>
14261 * common.opt: New option -fipa-bit-cp.
14262 * doc/invoke.texi: Document -fipa-bit-cp.
14263 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
14264 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
14265 * tree-ssa-ccp.h: New header file.
14266 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
14267 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
14268 Replace all occurences of tree parameter by two new params: signop, int.
14269 (bit_value_unop_1): Change to bit_value_unop and export it.
14270 Replace all occurences of tree parameter by two new params: signop,
14272 (bit_value_binop): Change call from bit_value_binop_1 to
14274 (bit_value_assume_aligned): Likewise.
14275 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
14276 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
14278 (ccp_finalize): Skip processing if val->mask == 0.
14279 * ipa-cp.c: Include tree-ssa-ccp.h
14280 (ipcp_bits_lattice): New class.
14281 (ipcp_param_lattice (bits_lattice): New member.
14282 (print_all_lattices): Call ipcp_bits_lattice::print.
14283 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
14284 (initialize_node_lattices): Likewise.
14285 (propagate_bits_accross_jump_function): New function.
14286 (propagate_constants_accross_call): Call
14287 propagate_bits_accross_jump_function.
14288 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
14289 (ipcp_store_bits_results): New function.
14290 (ipcp_driver): Call ipcp_store_bits_results.
14291 * ipa-prop.h (ipa_bits): New struct.
14292 (ipa_jump_func): Add new member bits of type ipa_bits.
14293 (ipa_param_descriptor): Change decl to decl_or_type.
14294 (ipa_get_param): Change decl to decl_or_type and assert on
14296 (ipa_get_type): New function.
14297 (ipcp_transformation_summary): New member bits.
14298 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
14299 (ipa_populate_param_decls): Likewise.
14300 (ipa_dump_param): Likewise.
14301 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
14303 (ipa_set_jf_unknown): Set ipa_bits::known to false.
14304 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
14306 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
14307 (ipa_write_jump_function): Add streaming for ipa_bits.
14308 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
14309 (write_ipcp_transformation_info): Add streaming for ipa_bits
14310 summary for ltrans.
14311 (read_ipcp_transfomration_info): Add support for reading streamed
14313 (ipcp_update_bits): New function.
14314 (ipcp_transform_function): Call ipcp_update_bits.
14316 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
14318 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
14319 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
14321 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
14323 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
14325 2016-08-25 Richard Biener <rguenther@suse.de>
14327 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
14328 Only add locations in late dwarf.
14329 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
14330 (dwarf2out_early_finish): But do it here.
14332 2016-08-24 Michael Collison <michael.collison@linaro.org>
14333 Michael Collison <michael.collison@arm.com>
14335 * config/arm/arm-modes.def: Add new condition code mode CC_V
14336 to represent the overflow bit.
14337 * config/arm/arm.c (maybe_get_arm_condition_code):
14338 Add support for CC_Vmode.
14339 (arm_gen_unlikely_cbranch): New function to generate common
14340 rtl conditional branches for overflow patterns.
14341 * config/arm/arm-protos.h: Add prototype for
14342 arm_gen_unlikely_cbranch.
14343 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
14344 addsi3_compareV_upper): New patterns to support signed
14345 builtin overflow add operations.
14346 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
14347 New patterns to support unsigned builtin add overflow operations.
14348 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
14349 builtin overflow subtract operations,
14350 (usubv<mode>4): New patterns to support unsigned builtin subtract
14351 overflow operations.
14352 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
14353 to support builtin overflow negate operations.
14355 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14358 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14360 * explow.c (get_dynamic_stack_size): Take known alignment of stack
14361 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
14364 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
14366 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
14367 MULTILIB_OPTIONS should be used. Small wording fixes.
14368 * genmultilib: Memorize set of all option combinations in
14369 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
14370 found in MULTILIB_OPTIONS by checking if option set is listed in
14371 combination_space. Output new and existing error message to stderr.
14373 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
14375 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
14376 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
14377 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
14378 (MULTILIB_REUSE): Remove reuse rules for option set including
14379 -mfpu=fp-armv8 and -mfpu=vfpv4
14381 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
14383 * config/arm/t-rtems: Add vfp multilib.
14385 2016-08-23 Ian Lance Taylor <iant@golang.org>
14387 * config/s390/s390.c (s390_asm_file_start): Call
14388 default_file_start.
14390 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14392 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
14393 initialization of all 0's to the 0 constant, instead of directly
14394 generating XOR. Add support for V4SImode vector initialization on
14395 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
14396 initialization. Change variables used in V4SFmode vector
14397 intialization. For V4SFmode vector splat on ISA 3.0, make sure
14398 any memory addresses are in index form. Add support for using
14399 VSPLTH/VSPLTB to initialize vector short and vector char vectors
14400 with all of the same element.
14401 (regno_or_subregno): New helper function to return a register
14402 number for either REG or SUBREG.
14403 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
14404 Use regno_or_subregno where possible.
14405 (rs6000_split_v4si_init_di_reg): New helper function to build up a
14406 DImode value from two SImode values in order to generate V4SImode
14407 vector initialization on 64-bit systems with direct move.
14408 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
14410 (rtx_is_swappable_p): V4SImode vector initialization insn is not
14412 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
14414 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
14415 attributes to initialize V8HImode and V16QImode vectors with the
14417 (VSX_SPLAT_COUNT): Likewise.
14418 (VSX_SPLAT_SUFFIX): Likewise.
14419 (UNSPEC_VSX_VEC_INIT): New unspec.
14420 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
14421 Allow SFmode values to come from Altivec registers.
14422 (vsx_init_v4si): New insn/split for V4SImode vector initialization
14423 on 64-bit systems with direct move.
14424 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
14425 vector initializations, to allow V4SImode vector initializations
14426 on 64-bit systems with direct move.
14427 (vsx_splat_v4si): Likewise.
14428 (vsx_splat_v4si_di): Likewise.
14429 (vsx_splat_v4sf): Likewise.
14430 (vsx_splat_v4sf_internal): Likewise.
14431 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
14433 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
14434 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
14435 initializing V8HImode and V16QImode vectors with the same
14437 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
14438 optimization if -maltivec=be.
14440 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
14442 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
14443 attribute for alternatives 3 and 4.
14445 2016-08-23 David Malcolm <dmalcolm@redhat.com>
14447 * selftest.c (selftest::assert_str_contains): New function.
14448 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
14449 * selftest.h (selftest::assert_str_contains): New decl.
14450 (ASSERT_STR_CONTAINS): New macro.
14452 2016-08-23 Richard Biener <rguenther@suse.de>
14454 PR tree-optimization/77286
14455 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
14457 (vect_transform_loop): Split exit edges of loop and scalar
14458 loop if required and at the appropriate time.
14460 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14462 * explow.c (get_dynamic_stack_size): Take known alignment of stack
14463 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
14465 Correct a typo in a comment.
14467 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14469 * config/s390/s390.md ("*andc_split"): New splitter for and with
14472 2016-08-23 Richard Biener <rguenther@suse.de>
14474 PR tree-optimization/27336
14475 * tree-vrp.c (infer_value_range): Handle stmts that can throw
14476 by looking for a non-EH edge.
14477 (process_assert_insertions_for): Likewise.
14479 2016-08-23 Richard Biener <rguenther@suse.de>
14481 PR middle-end/77305
14482 * statistics.c (statistics_counter_event): Robustify against
14485 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14487 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
14488 for targets amdfam10 and barcelona.
14490 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
14492 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
14493 (zero_extend<mode>di2): Ditto.
14494 (*zero_extend<mode>si2): Ditto.
14495 (*zero_extendqihi2): Ditto.
14497 2016-08-22 Joseph Myers <joseph@codesourcery.com>
14499 PR middle-end/77269
14500 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
14501 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
14503 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
14505 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
14506 identical consecutive elements.
14507 [SSA_NAME]: Print the name's def stmt on its own line. When printing
14508 the node's def stmt, avoid printing an unwanted trailing newline by
14509 replacing the call to print_gimple_stmt() with its inlined body and
14510 adjusting it to not set pp_needs_newline and to call pp_flush()
14511 instead of pp_newline_and_flush().
14513 2016-08-22 Joseph Myers <joseph@codesourcery.com>
14515 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
14516 (float32_type_node, float64_type_node, float32x_type_node)
14517 (float128x_type_node): New macros.
14518 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
14519 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
14520 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
14521 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
14522 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
14523 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
14524 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
14525 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
14526 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
14527 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
14528 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
14529 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
14530 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
14531 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
14532 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
14533 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
14534 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
14535 (copysign, fabs, huge_val, inf, nan, nans): Use it.
14536 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
14538 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
14539 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
14540 * doc/extend.texi (Other Builtins): Document these built-in
14542 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
14545 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
14547 * doc/install.texi (Binaries): www.opencsw.org now uses https.
14549 2016-08-22 Richard Biener <rguenther@suse.de>
14551 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
14553 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
14556 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
14557 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
14558 non-SSE2 athlons only, otherwise prefer SSE prefetches.
14560 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14562 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
14563 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
14564 (vrp_visit_switch_stmt): Likewise.
14565 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
14566 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
14567 (vrp_visit_stmt): Use extract_range_from_stmt.
14568 (vrp_visit_phi_node): Use extract_range_from_phi_node.
14570 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14572 * Makefile.in: Add tree-vrp.h to GTFILES.
14573 * gengtype.c (open_base_files): Add tree-vrp.h.
14574 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
14575 * builtins.c: Likewise.
14576 * fold-const.c: Likewise.
14577 * gimple-builder.c: Likewise.
14578 * gimple-laddress.c: Likewise.
14579 * hsa-gen.c: Likewise.
14580 * internal-fn.c: Likewise.
14582 * targhooks.c: Liewise,
14583 * tree-ssa-address.c: Likewise.
14584 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
14585 * tree-vrp.c (struct value_range): Move to tree-vrp.h
14586 * tree-vrp.h: New file.
14588 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14590 PR tree-optimization/61839
14591 * tree-vrp.c (two_valued_val_range_p): New.
14592 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
14593 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
14594 Also Convert VAR BINOP CST where VAR is two-valued to
14595 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
14597 2016-08-19 David Malcolm <dmalcolm@redhat.com>
14599 * diagnostic-show-locus.c
14600 (layout::annotation_line_showed_range_p): New method.
14601 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
14602 Reimplement case fixit_hint::REPLACE to cover removals, and
14603 replacements where the range of the replacement isn't one
14604 of the ranges in the rich_location.
14605 (test_one_liner_fixit_replace): Likewise.
14606 (selftest::test_one_liner_fixit_replace_non_equal_range): New
14608 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
14610 (selftest::test_diagnostic_show_locus_one_liner): Call the new
14612 * diagnostic.c (print_parseable_fixits): Remove case
14613 fixit_hint::REMOVE.
14615 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
14618 * config/i386/i386.c (ix86_option_override_internal): Remove
14619 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
14620 Enable SSE prefetch also for TARGET_PREFETCHWT1.
14621 Do not try to enable TARGET_PRFCHW ISA flag here.
14622 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
14623 Rewrite expander function body.
14624 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
14626 2016-08-19 Joseph Myers <joseph@codesourcery.com>
14629 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
14630 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
14631 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
14632 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
14633 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
14634 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
14635 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
14636 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
14637 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
14639 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
14641 (struct floatn_type_info): New structure type.
14642 (floatn_nx_types): New variable declaration.
14643 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
14644 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
14645 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
14646 * tree.c (floatn_nx_types): New variable.
14647 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
14648 corresponding complex types.
14649 * target.def (floatn_mode): New hook.
14650 * targhooks.c: Include "real.h".
14651 (default_floatn_mode): New function.
14652 * targhooks.h (default_floatn_mode): New prototype.
14653 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
14655 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
14656 effective-target and dg-add-options keywords.
14657 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
14658 Document new effective-target keywords.
14659 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
14660 * doc/tm.texi: Regenerate.
14661 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
14662 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
14663 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
14665 * real.h (struct real_format): Add field ieee_bits.
14666 * real.c (ieee_single_format, mips_single_format)
14667 (motorola_single_format, spu_single_format, ieee_double_format)
14668 (mips_double_format, motorola_double_format)
14669 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
14670 (ieee_extended_intel_128_format)
14671 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
14672 (mips_extended_format, ieee_quad_format, mips_quad_format)
14673 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
14674 (decimal_double_format, decimal_quad_format, ieee_half_format)
14675 (arm_half_format, real_internal_format: Initialize ieee_bits
14677 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
14678 float128_type_node. Set float80_type_node to float64x_type_node
14679 if appropriate and long_double_type_node not appropriate.
14680 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
14681 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
14682 Initialize ieee_bits field.
14683 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
14684 (rs6000_init_builtins): Set ieee128_float_type_node to
14685 float128_type_node.
14686 (rs6000_floatn_mode): New function.
14688 2016-08-19 Jakub Jelinek <jakub@redhat.com>
14690 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
14691 _rdseed64_step): Uglify argument names and/or local variable names
14692 in inline functions.
14693 * config/i386/rtmintrin.h (_xabort): Likewise.
14694 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
14695 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
14696 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
14697 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
14698 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
14699 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
14700 _mm_maskz_ternarylogic_epi32): Likewise.
14701 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
14702 __lwpins32, __lwpins64): Likewise.
14703 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
14704 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
14705 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
14706 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
14707 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
14708 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
14709 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
14710 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
14711 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
14712 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
14713 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
14714 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
14715 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
14716 _mm256_mask_i64gather_epi32): Likewise.
14717 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
14718 * config/i386/ia32intrin.h (__writeeflags): Likewise.
14719 * config/i386/pkuintrin.h (_wrpkru): Likewise.
14720 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
14721 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
14722 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
14723 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
14724 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
14725 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
14726 _mm512_mask_prefetch_i64scatter_ps): Likewise.
14727 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
14728 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
14729 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
14730 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
14731 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
14732 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
14733 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
14734 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
14736 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
14738 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
14739 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
14741 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
14742 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
14744 (_rdpkru_u32): Add space after function name.
14746 * config/i386/t-i386 (i386-c.o): Don't depend on
14747 i386-builtin-types.inc.
14748 (i386.o): Depend on i386-builtin-types.inc.
14750 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
14753 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
14754 Use const_vec_duplicate to check for duplicated elements.
14756 2016-08-19 Richard Biener <rguenther@suse.de>
14758 PR tree-optimization/77290
14759 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14760 Fix flag_tree_parallelize_loops check.
14762 2016-08-19 Richard Biener <rguenther@suse.de>
14764 * match.pd (x | 0 -> x): Add.
14766 2016-08-19 Richard Biener <rguenther@suse.de>
14768 PR tree-optimization/77286
14769 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
14770 Deal with virtual PHIs being out-of-order.
14772 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14774 * doc/invoke.texi (fverbose-asm): Note that source code lines
14775 are emitted, and provide an example.
14776 * final.c (asm_show_source): New function.
14777 (final_scan_insn): Call asm_show_source.
14779 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14781 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
14782 param with diagnostic_kind.
14783 (class colorizer): Similarly replace field m_diagnostic with
14785 (colorizer::colorizer): Replace diagnostic
14786 param with diagnostic_kind.
14787 (colorizer::begin_state): Update for above field change.
14788 (layout::layout): Replace diagnostic param with rich_location *
14789 and diagnostic_kind.
14790 (diagnostic_show_locus): Replace diagnostic param with richloc
14791 and diagnostic_kind.
14792 (class selftest::test_diagnostic_context): New class.
14793 (selftest::test_diagnostic_show_locus_unknown_location): New
14795 (selftest::test_one_liner_simple_caret): New function.
14796 (selftest::test_one_liner_caret_and_range): New function.
14797 (selftest::test_one_liner_multiple_carets_and_ranges): New
14799 (selftest::test_one_liner_fixit_remove): New function.
14800 (selftest::test_one_liner_fixit_replace): New function.
14801 (selftest::test_diagnostic_show_locus_one_liner): New function.
14802 (selftest::diagnostic_show_locus_c_tests): Call the new test
14804 * diagnostic.c (diagnostic_initialize): Initialize
14805 colorize_source_p, show_ruler_p and parseable_fixits_p.
14806 (default_diagnostic_finalizer): Update for change to
14807 diagnostic_show_locus.
14808 (diagnostic_append_note): Likewise.
14809 * diagnostic.h (diagnostic_show_locus): Replace
14810 const diagnostic_info * param with location * and diagnostic_t.
14812 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14814 * input.c (saved_line_table): New global.
14815 (class selftest::temp_line_table): Rename to line_table_test and
14816 move declaration to selftest.h, and drop field m_old_line_table.
14817 (selftest::temp_line_table::temp_line_table): Rename ctor to...
14818 (selftest::line_table_test::line_table_test): ...this. Add a
14819 default ctor. Store current value of line_table within
14821 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
14822 (selftest::line_table_test::~line_table_test): ...this, and
14823 restore line_table from the saved_line_table, rather than
14825 (selftest::test_accessing_ordinary_linemaps): Update for above
14827 (selftest::test_lexer): Likewise.
14828 (struct selftest::lexer_test): Likewise.
14829 (selftest::lexer_test::lexer_test): Likewise.
14830 (selftest::input_c_tests): Move the looping over test cases from
14832 (selftest::for_each_line_table_case): New function.
14833 * input.h (saved_line_table): New decl.
14834 * selftest.h (struct selftest::line_table_case): New forward decl.
14835 (class selftest::line_table_test): New class, moved here from
14836 selftest::temp_line_table in input.c, and renamed.
14837 (selftest::for_each_line_table_case): New decl.
14839 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
14842 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
14844 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
14846 PR middle-end/70895
14847 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
14848 enclosing parallel construct for reduction variables on OpenACC loop
14851 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
14853 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
14854 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
14856 (function_to_dwarf_procedure): Update comment.
14858 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14860 * input.c (diagnostics_file_cache_forcibly_evict_file): New
14862 * input.h (diagnostics_file_cache_forcibly_evict_file): New
14864 * selftest.c (selftest::temp_source_file::~temp_source_file):
14865 Evict m_filename from the diagnostic file cache.
14867 2016-08-18 Richard Biener <rguenther@suse.de>
14869 * tree-pass.h (make_pass_materialize_all_clones): Declare.
14870 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
14871 make_pass_materialize_all_clones): New simple IPA pass encapsulating
14872 clone materialization.
14873 * passes.def (all_late_ipa_passes): Start with
14874 pass_materialize_all_clones.
14875 * cgraphunit.c (symbol_table::compile): Remove call to
14876 materialize_all_clones.
14877 * tree-into-ssa.c: Include statistics.h.
14878 (update_ssa): Count number of times we do incremental/rewrite
14881 2016-08-18 Richard Biener <rguenther@suse.de>
14883 PR tree-optimization/77282
14884 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14885 When doing auto-parallelizing also prevent use of PHIs that
14886 carry dependences across loop backedges.
14888 2016-08-18 Tamar Christina <tamar.christina@arm.com>
14889 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14891 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
14893 2016-08-18 Richard Biener <rguenther@suse.de>
14895 * ssa-iterators.h (ssa_vuse_operand): New inline.
14896 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
14897 (predicate_all_scalar_phis): Use remove_phi_node to remove
14898 phi nodes predicated. Delay removing virtual PHIs.
14899 (predicate_mem_writes): Update virtual operands.
14900 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
14901 (tree_if_conversion): Do not rewrite virtual SSA form.
14902 * tree-phinodes.c (release_phi_node): Make static.
14903 * tree-phinodes.h (release_phi_node): Remove.
14905 2016-08-18 Jakub Jelinek <jakub@redhat.com>
14907 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
14908 codes that appear in bdesc_* arrays, instead include i386-builtin.def
14909 twice to define those.
14910 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
14911 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
14912 bdesc_multi_arg): Define by including i386-builtin.def the third time.
14913 * config/i386/i386-builtin.def: New file.
14915 2016-08-17 David Malcolm <dmalcolm@redhat.com>
14917 * input.c (get_source_range_for_char): Rename to...
14918 (selftest::get_source_range_for_char): ...this, and move within
14919 the #if CHECKING_P guard.
14920 (get_num_source_ranges_for_substring): Rename to...
14921 (selftest::get_num_source_ranges_for_substring): ...this, move
14922 within the #if CHECKING_P guard, and make static.
14923 (selftest::assert_num_substring_ranges): Initialize
14926 2016-08-18 Alan Modra <amodra@gmail.com>
14928 PR rtl-optimization/72771
14929 * reload.c (find_reloads): Don't assume that a subreg mem is OK
14930 when find_reloads_toplev returns address_reloaded==-1.
14931 (alternative_allows_const_pool_ref): Update comment.
14933 2015-08-17 Alan Hayward <alan.hayward@arm.com>
14935 PR tree-optimization/71752
14936 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
14937 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
14939 2016-08-17 Jakub Jelinek <jakub@redhat.com>
14941 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
14942 instead of testing ECF_NORETURN bit in gimple_call_flags.
14943 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
14944 * predict.c (tree_bb_level_predictions): Likewise.
14945 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
14947 PR middle-end/77259
14948 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
14949 turning a call into __builtin_unreachable-like noreturn call, adjust
14950 gimple_call_set_fntype.
14951 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
14952 gimple_call_fntype has void return type.
14954 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
14956 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
14957 maybe_lookup_decl, to handle nested acc loop directives.
14959 2016-08-17 Richard Biener <rguenther@suse.de>
14961 PR tree-optimization/76490
14962 * tree-vrp.c (update_value_range): Preserve overflow infinities
14963 when intersecting with ranges from get_range_info.
14964 (operand_less_p): Handle overflow infinities correctly.
14965 (value_range_constant_singleton): Use vrp_operand_equal_p
14966 to handle overflow max/min correctly.
14967 (vrp_valueize): Likewise.
14968 (union_ranges): Likewise.
14969 (intersect_ranges): Likewise.
14970 (vrp_visit_phi_node): Improve iteration limitation to only
14971 apply when we'll possibly re-visit the PHI via a changed argument
14974 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
14976 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
14977 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
14978 rather than those that should not be built.
14980 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
14983 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
14985 2016-08-17 Richard Biener <rguenther@suse.de>
14987 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
14988 (verify_vssa): New function verifying virtual SSA form.
14989 (verify_ssa): Call it.
14990 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
14991 Do not apply loop-closed SSA handling to virtuals.
14992 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
14993 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
14994 when rewriting their symbol.
14995 (prepare_def_site_for): Likewise.
14996 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
14997 operands of moved stmts.
14999 2016-08-17 Richard Biener <rguenther@suse.de>
15001 PR tree-optimization/23855
15002 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
15003 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
15004 find guards to hoist. Do not update SSA form but rewrite virtuals
15005 into loop closed SSA.
15006 (find_loop_guard): Adjust to skip already hoisted guards. Do
15007 not mark virtuals for renaming or update SSA form.
15009 2016-08-17 Martin Liska <mliska@suse.cz>
15011 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
15012 a LONG_LONG_TYPE_SIZE comparison.
15013 * gcov-io.h: Remove macro definitions.
15014 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
15015 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
15018 2016-08-16 Jakub Jelinek <jakub@redhat.com>
15020 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
15021 that builtins not mentioned in bdesc_* arrays come first, then
15022 the ones mentioned in bdesc_* arrays in the order they appear in
15023 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
15024 IX86_BUILTIN__BDESC_*_LAST enumerator.
15025 (bdesc_mpx): Fix up a comment typo.
15026 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
15027 __builtin_ia32_vpcomneu[bwdq] builtins.
15028 (BDESC_VERIFY, BDESC_VERIFYS): Define.
15029 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
15030 enum ix86_builtins ordering.
15031 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
15032 for direct bdesc_* array member access instead of searching all the
15033 arrays until an fcode match is found.
15035 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
15037 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
15038 pattern as define_insn_and_split. Split insn before reload to
15040 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
15041 <shift_insn><mode>3_1.
15042 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
15043 <rotate_insn><mode>3_1.
15045 2016-08-16 David Malcolm <dmalcolm@redhat.com>
15048 * input.c (get_source_range_for_substring): Rename to...
15049 (get_source_location_for_substring): ...this, adding param
15050 "caret_idx", and converting output param from source_range * to
15052 (get_source_range_for_char): New function.
15053 (get_num_source_ranges_for_substring): Update comment to reflect
15055 (assert_char_at_range): Update to use get_source_range_for_char
15056 rather than get_source_range_for_substring.
15057 (test_lexer_string_locations_concatenation_2): Likewise.
15058 * substring-locations.h (get_source_range_for_substring): Rename
15060 (get_source_location_for_substring): ...this, and adding param
15061 "caret_idx", and converting output param from source_range * to
15064 2016-08-16 David Malcolm <dmalcolm@redhat.com>
15066 * input.c (class selftest::temp_source_file): Move to
15068 (selftest::temp_source_file::temp_source_file): Move to
15070 (selftest::temp_source_file::~temp_source_file): Likewise.
15071 * selftest.c (selftest::temp_source_file::temp_source_file): Move
15073 (selftest::temp_source_file::~temp_source_file): Likewise.
15074 * selftest.h (class selftest::temp_source_file): Move here from
15077 2016-08-16 Jakub Jelinek <jakub@redhat.com>
15080 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
15081 inlining, add cgraph edge for the added __builtin_unreachable call.
15083 PR middle-end/67485
15084 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
15085 only cast it to SHWI for the final comparison.
15087 2016-08-16 Martin Liska <mliska@suse.cz>
15089 PR gcov-profile/36412
15090 * doc/gcov.texi: Document --hash-filenames(-x).
15091 * gcov.c (print_usage): Add the option.
15092 (process_args): Process the option, sort options alphabetically.
15093 (md5sum_to_hex): New function.
15094 (make_gcov_file_name): Do the md5sum and append it to a
15097 2016-08-16 Bin Cheng <bin.cheng@arm.com>
15099 PR tree-optimization/69848
15100 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
15101 and swtich operands to avoid additional NOT instruction.
15102 (vcond<v_cmp_mixed><mode>): Ditto.
15103 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
15105 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
15107 * doc/install.texi (*-*-solaris2*): Adjust latest change.
15109 2016-08-16 Richard Biener <rguenther@suse.de>
15111 PR tree-optimization/76783
15112 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
15113 BB visited flags at start.
15115 2016-08-16 Bin Cheng <bin.cheng@arm.com>
15117 PR tree-optimization/72817
15118 PR tree-optimization/73450
15119 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
15120 multiple_of_p for adjusted IV.base.
15122 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
15125 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
15126 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
15127 for !flag_finite_math_only or flag_signed_zeros.
15128 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
15129 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
15130 depend on flag_finite_math_only.
15131 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
15133 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
15134 (*ieee_smin<mode>3): Ditto.
15135 (*ieee_smax<mode>3): Ditto.
15136 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
15137 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
15139 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
15140 depend on flag_finite_math_only.
15141 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
15142 (*mmx_<code>v2sf3): Remove.
15143 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
15144 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
15145 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
15147 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
15149 PR rtl-optimization/73650
15150 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
15151 it is not a simple move.
15153 2016-08-15 Martin Liska <mliska@suse.cz>
15156 * gcc.c (do_spec_1): Call save_string with the right size.
15157 (save_string): Do an assert about string we copy.
15159 2016-08-15 Richard Biener <rguenther@suse.de>
15161 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
15162 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
15164 (pass_data_stv): Likewise.
15166 2016-08-15 Richard Biener <rguenther@suse.de>
15168 PR tree-optimization/73434
15169 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
15170 TBAA info on the base when forwarding a non-invariant address.
15172 2016-08-15 Jakub Jelinek <jakub@redhat.com>
15174 * dwarf2out.c (struct checksum_attributes): Add
15175 at_string_length_bit_size and at_string_length_byte_size fields.
15176 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
15177 and DW_AT_string_length_byte_size.
15178 (die_checksum_ordered): Handle at_string_length_bit_size and
15179 at_string_length_byte_size.
15180 (gen_array_type_die): For dwarf_version >= 5 emit
15181 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
15182 (adjust_string_types): For dwarf_version >= 5 remove
15183 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
15184 (resolve_addr): Likewise.
15187 * dwarf2out.c (string_types): New variable.
15188 (gen_array_type_die): Change early_dwarf handling of
15189 DW_AT_string_length, create DW_OP_call4 referencing the
15190 length var temporarily. Handle parameters that are pointers
15192 (adjust_string_types): New function.
15193 (gen_subprogram_die): Temporarily set string_types to local var,
15194 call adjust_string_types if needed.
15195 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
15197 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
15199 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
15201 * doc/install.texi (*-*-solaris2*): Fix version number and document
15202 requirement on GNU make for building libjava with the Solaris linker.
15204 2016-08-15 Martin Liska <mliska@suse.cz>
15205 Jakub Jelinek <jakub@redhat.com>
15207 PR tree-optimization/72824
15208 * tree-loop-distribution.c (const_with_all_bytes_same)
15209 <case VECTOR_CST>: Fix a typo.
15211 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
15214 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
15215 Renamed from _mm512_undefined_si512.
15216 (_mm_undefined_si512): New definition.
15218 2016-08-13 Richard Biener <rguenther@suse.de>
15220 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
15221 into PHIs and update the lattice for its def.
15223 2016-08-12 Jakub Jelinek <jakub@redhat.com>
15226 * ubsan.c (instrument_si_overflow): Pass true instead of false
15228 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
15229 of bbs. Return TODO_cleanup_cfg if any returned true.
15231 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15233 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
15234 ISA 3.0 MTVSRDD instruction.
15235 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
15238 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
15240 PR tree-optimization/71083
15241 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
15242 bitfield access when possible.
15244 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
15246 PR middle-end/71654
15247 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
15248 sign-changing cast from a shorter unsigned type to a wider
15251 2016-08-12 Jakub Jelinek <jakub@redhat.com>
15253 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
15254 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
15255 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
15257 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15259 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
15260 Correct costs for vec_construct.
15262 2016-08-12 Bin Cheng <bin.cheng@arm.com>
15264 PR tree-optimization/69848
15265 * tree-vectorizer.h (enum vect_def_type): New condition reduction
15266 type CONST_COND_REDUCTION.
15267 * tree-vect-loop.c (vectorizable_reduction): Support new condition
15268 reudction type CONST_COND_REDUCTION.
15270 2016-08-12 Richard Biener <rguenther@suse.de>
15272 PR tree-optimization/57326
15273 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
15274 returning an SSA name.
15275 (phi_translate_1): When fully_constant_expression returns a NAME
15276 make sure we have a leader for it.
15278 2016-08-12 Martin Liska <mliska@suse.cz>
15279 Adam Fineman <afineman@afineman.com>
15281 * gcov.c (process_file): Create .gcov file when .gcda
15284 2016-08-12 Marek Polacek <polacek@redhat.com>
15287 * alias.c (find_base_value): Adjust fall through comment.
15288 * cfgexpand.c (expand_debug_expr): Likewise.
15289 * combine.c (find_split_point): Likewise.
15290 (expand_compound_operation): Likewise. Add FALLTHRU.
15291 (make_compound_operation): Adjust fall through comment.
15292 (canon_reg_for_combine): Add FALLTHRU.
15293 (force_to_mode): Adjust fall through comment.
15294 (simplify_shift_const_1): Likewise.
15295 (simplify_comparison): Likewise.
15296 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
15298 * config/aarch64/predicates.md: Likewise.
15299 * config/i386/i386.c (function_arg_advance_32): Likewise.
15300 (ix86_gimplify_va_arg): Likewise.
15301 (print_reg): Likewise.
15302 (ix86_print_operand): Likewise.
15303 (ix86_build_const_vector): Likewise.
15304 (ix86_expand_branch): Likewise.
15305 (ix86_sched_init_global): Adjust fall through comment.
15306 (ix86_expand_args_builtin): Add FALLTHRU.
15307 (ix86_expand_builtin): Likewise.
15308 (ix86_expand_vector_init_one_var): Likewise.
15309 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
15310 (rs6000_adjust_cost): Likewise.
15311 (insn_must_be_first_in_group): Likewise.
15312 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
15313 * dbxout.c (dbxout_symbol): Adjust fall through comment.
15314 * df-scan.c (df_uses_record): Likewise.
15315 * dojump.c (do_jump): Add FALLTHRU.
15316 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
15318 (resolve_args_picking_1): Adjust fall through comment.
15319 (loc_list_from_tree_1): Likewise.
15320 * expmed.c (make_tree): Likewise.
15321 * expr.c (expand_expr_real_2): Add FALLTHRU.
15322 (expand_expr_real_1): Likewise. Adjust fall through comment.
15323 * fold-const.c (const_binop): Adjust fall through comment.
15324 (fold_truth_not_expr): Likewise.
15325 (fold_cond_expr_with_comparison): Add FALLTHRU.
15326 (fold_binary_loc): Likewise.
15327 (contains_label_1): Adjust fall through comment.
15328 (multiple_of_p): Likewise.
15329 * gcov-tool.c (process_args): Add FALLTHRU.
15330 * genattrtab.c (check_attr_test): Likewise.
15331 (write_test_expr): Likewise.
15332 * genconfig.c (walk_insn_part): Likewise.
15333 * genpreds.c (validate_exp): Adjust fall through comment.
15334 (needs_variable): Likewise.
15335 * gensupport.c (get_alternatives_number): Add FALLTHRU.
15336 (subst_dup): Likewise.
15337 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
15338 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
15339 (gimplify_scan_omp_clauses): Add FALLTHRU.
15340 (goa_stabilize_expr): Likewise.
15341 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
15343 * hsa-gen.c (get_address_from_value): Likewise.
15344 * ipa-icf.c (sem_function::hash_stmt): Likewise.
15345 * ira.c (ira_setup_alts): Add FALLTHRU.
15346 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
15348 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
15349 * opts.c (common_handle_option): Likewise.
15350 * read-rtl.c (read_rtx_code): Likewise.
15351 * real.c (round_for_format): Likewise.
15352 * recog.c (asm_operand_ok): Likewise.
15353 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
15354 * reload1.c (set_label_offsets): Likewise.
15355 (eliminate_regs_1): Likewise.
15356 (reload_reg_reaches_end_p): Likewise.
15357 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
15358 (rtx_cost): Likewise.
15359 * sched-rgn.c (is_exception_free): Likewise.
15360 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
15361 * stor-layout.c (int_mode_for_mode): Likewise.
15362 * toplev.c (print_to_asm_out_file): Likewise.
15363 (print_to_stderr): Likewise.
15364 * tree-cfg.c (gimple_verify_flow_info): Likewise.
15365 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
15366 (chrec_fold_multiply): Likewise.
15367 (evolution_function_is_invariant_rec_p): Likewise.
15368 (for_each_scev_op): Likewise.
15369 * tree-data-ref.c (siv_subscript_p): Likewise.
15370 (get_references_in_stmt): Likewise.
15371 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
15372 (substitute_in_expr): Likewise.
15373 (type_cache_hasher::equal): Likewise.
15374 (walk_type_fields): Likewise.
15375 * var-tracking.c (adjust_mems): Add FALLTHRU.
15376 (set_dv_changed): Adjust fall through comment.
15377 * varasm.c (default_function_section): Add FALLTHRU.
15379 2016-08-12 Marek Polacek <polacek@redhat.com>
15382 * tree-complex.c (expand_complex_division): Add missing break.
15384 2016-08-12 Richard Biener <rguenther@suse.de>
15386 * passes.c (execute_todo): Do not push/pop TV_TODO.
15387 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
15388 (execute_one_pass): Likewise.
15389 * common.opt (ftime-report-details): New switch.
15390 * doc/invoke.texi (ftime-report-details): Document.
15391 * timevar.h (timer::print_row): Adjust signature.
15392 (timer::all_zero): New static helper.
15393 (timer::child_map_t): New typedef.
15394 (timer::time_var_def): Add children field.
15395 * timevar.c (timer::named_items::print): Adjust.
15396 (timer::~timer): Free timevar recorded children.
15397 (timer::pop_internal): When -ftime-report-details record
15398 time spent in sub-timevars.
15399 (timer::print_row): Adjust.
15400 (timer::print): Print sub-timevar stats, use all_zero.
15401 * timevar.def (TV_TODO): Remove.
15403 2016-08-12 Richard Biener <rguenther@suse.de>
15405 PR tree-optimization/72851
15406 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
15407 worklists to use bitmaps indexed in execution order.
15408 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
15409 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
15410 (cfg_blocks): Make a bitmap.
15411 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
15413 (cfg_blocks_empty_p): Adjust.
15414 (cfg_blocks_add): Likewise.
15415 (cfg_blocks_get): Likewise.
15416 (add_ssa_edge): Likewise.
15417 (add_control_edge): Likewise.
15418 (simulate_stmt): Likewise.
15419 (process_ssa_edge_worklist): Likewise.
15420 (simulate_block): Likewise.
15421 (ssa_prop_init): Compute PRE order and stmt UIDs.
15422 (ssa_prop_fini): Adjust.
15423 (ssa_propagate): Adjust.
15425 2016-08-12 Richard Biener <rguenther@suse.de>
15427 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
15428 the currently executable edges have fixed ranges. Always
15429 go through update_value_range.
15431 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
15435 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
15436 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
15437 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
15438 (LANG_HOOKS_DECLS): Add it.
15439 * langhooks.h (struct lang_hooks_for_decls): Add
15440 function_decl_defaulted. Const_tree-ify
15441 function_decl_explicit_p and function_decl_deleted_p.
15442 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
15443 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
15444 also at strict DWARF v5.
15447 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
15448 TYPE_QUAL_CONST in reference-typed decls.
15451 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
15452 in DW_OP_pieces, just enough to handle pointers to member
15454 (gen_remaining_tmpl_value_param_die_attribute): Use a location
15455 expression on DWARFv5 if a constant value doesn't work.
15457 2016-08-11 David Malcolm <dmalcolm@redhat.com>
15459 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
15460 * selftest.c (selftest::test_assertions): New function.
15461 (selftest::selftest_c_tests): New function.
15462 * selftest.h (selftest::selftest_c_tests): New declaration.
15464 2016-08-11 Richard Biener <rguenther@suse.de>
15465 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15467 PR rtl-optimization/72855
15468 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
15470 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15473 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
15474 (vsx_store_<mode>): Likewise.
15476 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
15478 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
15479 TImode CONST_WIDE_INT store.
15480 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
15482 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
15484 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
15485 mode if unaligned SSE load and store are optimal.
15487 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
15489 PR tree-optimization/71083
15490 * tree-predcom.c (ref_at_iteration): Correctly align the
15493 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15495 * config/s390/s390-builtin-types.def: Add INT128 types.
15496 * config/s390/s390-builtins.def: Add INT128 variants for the add
15497 sub low-level builtins dealing with TImode.
15498 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
15499 via subreg when expanding a builtin.
15500 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
15501 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
15503 * config/s390/vecintrin.h: Adjust builtin names accordingly.
15504 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
15505 ("vec_addc<mode>", "vec_addc_u128"): Merge to
15506 "vacc<bhfgq>_<mode>".
15507 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
15508 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
15509 ("vec_subc<mode>", "vec_subc_u128"): Merge to
15510 "vscbi<bhfgq>_<mode>".
15511 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
15512 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
15514 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15516 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
15518 2016-08-11 Bin Cheng <bin.cheng@arm.com>
15520 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
15521 unused declaration.
15522 (vcond<v_cmp_mixed><mode>): Ditto.
15523 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
15525 2016-08-11 Bin Cheng <bin.cheng@arm.com>
15527 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
15528 variable explicitly, also assert on it before use.
15530 2016-08-11 Richard Biener <rguenther@suse.de>
15532 PR tree-optimization/72772
15533 * cfgloopmanip.c (create_preheader): Use split_edge if there
15534 is a single loop entry, avoiding degenerate PHIs.
15536 2016-08-11 Richard Biener <rguenther@suse.de>
15538 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
15539 unconditional TODO_cleanup_cfg.
15540 (pass_thread_jumps::execute): Initialize loops, perform a CFG
15541 cleanup only if we threaded a jump.
15543 2016-08-11 Alan Modra <amodra@gmail.com>
15546 * lra-constraints.c (simplify_operand_subreg): Allow subreg
15547 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
15548 slow. Emit two reloads for slow mem case, first loading in
15549 fast innermode, then converting to required mode.
15551 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
15553 * config/rs6000/altivec.h (vec_extract_exp): New macro.
15554 (vec_extract_sig): New macro.
15555 (vec_insert_exp): New macro.
15556 (vec_test_data_class): New macro.
15557 (scalar_extract_exp): New macro.
15558 (scalar_extract_sig): New macro.
15559 (scalar_insert_exp): New macro.
15560 (scalar_test_data_class): New macro.
15561 (scalar_test_neg): New macro.
15562 (scalar_cmp_exp_gt): New macro.
15563 (scalar_cmp_exp_lt): New macro.
15564 (scalar_cmp_exp_eq): New macro.
15565 (scalar_cmp_exp_unordered): New macro.
15566 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
15567 to enforce constraint that operand is a 7-bit unsigned literal.
15568 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
15569 for power9 built-ins.
15570 (BU_P9V_VSX_2): Likewise.
15571 (BU_P9V_64BIT_VSX_2): Likewise.
15572 (VSEEDP): Add scalar extract exponent support.
15573 (VSEESP): Add scalar extract signature support.
15574 (VSTDCNDP): Add scalar test negative support.
15575 (VSTDCNSP): Likewise.
15576 (VSIEDP): Add scalar insert exponent support.
15577 (VSCEDPGT): Add scalar compare exponent greater than support.
15578 (VSCEDPLT): Add scalar compare exponent less than support.
15579 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
15580 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
15581 (VSTDCDP): Add scalar test data class support.
15582 (VSTDCSP): Likewise.
15583 (VSEEDP): Add overload support for scalar extract exponent
15585 (VSESDP): Add overload support for scalar extract signature
15587 (VSTDCN): Add overload support for scalar test negative
15589 (VSTDCNDP): Add overload support for scalar test negative
15591 (VSTDCNSP): Add overload support for scalar test negative
15593 (VSIEDP): Add overload support for scalar insert exponent
15595 (VSTDC): Add overload support for scalar test data class
15597 (VSTDCDP): Add overload support for scalar test data class
15599 (VSTDCSP): Add overload support for scalar test data class
15601 (VSCEDPGT): Add overload support for scalar compare exponent
15602 greater than operation.
15603 (VSCEDPLT): Add overload support for scalar compare exponent
15604 less than operation.
15605 (VSCEDPEQ): Add overload support for scalar compare exponent
15606 test-for-equality operation.
15607 (VSCEDPUO): Add overload support for scalar compare exponent
15608 test-for-unordered operation.
15609 (VEEDP): Add vector extract exponent support.
15611 (VESDP): Add vector extract significand support.
15613 (VIEDP): Add vector insert exponent support.
15615 (VTDCDP): Add vector test data class support.
15616 (VTDCSP): Likewise.
15617 (VES): Add overload support for vector extract significand operation.
15620 (VEE): Add overload support for vector extract exponent operation.
15623 (VTDC): Add overload support for vector test data class operation.
15624 (VTDCDP): Likewise.
15625 (VTDCSP): Likewise.
15626 (VIE): Add overload support for vector insert exponent operation.
15629 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15630 overloaded binary floating point functions.
15631 (altivec_resolve_overloaded_builtin): Improve error messages to
15632 distinguish between functions not supported in the current
15633 compiler configuration and functions that were invoked with an
15634 invalid parameter combination, and include the built-in function
15635 name in both error messages.
15636 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
15638 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
15640 (rs6000_expand_binop_builtin): Add check to enforce that argument
15641 2 of the test data class operations is a 7-bit unsigned literal.
15642 (rs6000_invalid_builtin): Add code to issue an error message if a
15643 built-in function that requires the power9_vector and -m32
15644 command-line options is compiled without these options.
15645 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
15646 (UNSPEC_VSX_SXSIGDP): New value.
15647 (UNSPEC_VSX_SXSIGPDP): New value.
15648 (UNSPEC_VSX_SIEXPDP): New value.
15649 (UNSPEC_VSX_SCMPEXPDP): New value.
15650 (UNSPEC_VSX_STSTDC): New value.
15651 (UNSPEC_VSX_VXEXP): New value.
15652 (UNSPEC_VSX_VXSIG): New value.
15653 (UNSPEC_VSX_VIEXP): New value.
15654 (UNSPEC_VSX_VTSTDC): New value.
15655 (xsxexpdp): New insn for scalar extract exponent.
15656 (xsxsigdp): New insn for scalar extract significand.
15657 (xsiexpdp): New insn for scalar insert exponent.
15658 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
15659 (*xscmpexpdp): New insn for scalar compare exponents.
15660 (xststdc<Fvsx): New expansion for both single- and
15661 double-precision scalar test data class operations.
15662 (xststdcneg<Fvsx>): New expansion for both single- and
15663 double-precision scalar test for negative value operations.
15664 (*xststdc<Fvsx>): New insn for scalar test data class
15666 (xvxexp<VSs>): New insn for single- and double-precision
15667 vector extract exponent operation.
15668 (xvxsig<VSs>): New insn for single- and double-precision
15669 vector extract significand operation.
15670 (xviexp<VSs>): New insn for single- and double-precision
15671 vector insert exponent operation.
15672 (xvtstdc<VSs>): New insn for single- and double-precision
15673 vector test data class operation.
15674 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
15675 built-in functions to represent the Power9 binary floating-point
15676 support instructions.
15678 2016-08-10 bin cheng <bin.cheng@arm.com>
15680 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
15682 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
15683 Renlin Li <renlin.li@arm.com>
15684 Bin Cheng <bin.cheng@arm.com>
15686 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
15687 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
15688 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
15689 (aarch64_vcond_internal<mode><mode>): Delete pattern.
15690 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
15691 (vcond<v_cmp_result><mode>): Ditto.
15692 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
15693 (vcondu<mode><mode>): Ditto.
15694 (vcond<v_cmp_mixed><mode>): New pattern.
15695 (vcondu<mode><v_cmp_mixed>): New pattern.
15696 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
15697 of aarch64_vcond_internal.
15699 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
15700 Renlin Li <renlin.li@arm.com>
15701 Bin Cheng <bin.cheng@arm.com>
15703 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
15704 (vec_cmp<mode><v_cmp_result>): New pattern.
15705 (vec_cmpu<mode><mode>): New pattern.
15706 (vcond_mask_<mode><v_cmp_result>): New pattern.
15708 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
15710 PR tree-optimization/71734
15711 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
15712 REF_LOOP, invoke ref_indep_loop_p_1.
15713 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
15714 to ref_indep_loop_p.
15715 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
15716 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
15717 is inside LOOP, do not cache dpendence value for loops with
15719 (ref_indep_loop_p_2): Delete function.
15720 (can_sm_ref_p): Pass LOOP as additional argument to
15723 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
15726 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
15727 being an offsettable address.
15729 2016-08-10 Martin Liska <mliska@suse.cz>
15731 PR gcov-profile/58306
15732 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
15733 atomic variants of profile update functions.
15735 2016-08-10 Martin Liska <mliska@suse.cz>
15737 Cherry picked (and modified) from google-4_7 branch
15738 2012-12-26 Rong Xu <xur@google.com>
15739 * common.opt (fprofile-update): Add new flag.
15740 * coretypes.h: Define enum profile_update.
15741 * doc/invoke.texi: Document -fprofile-update.
15742 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
15743 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
15744 * tree-profile.c (gimple_init_edge_profiler): Generate
15745 also atomic profiler update.
15746 (gimple_gen_edge_profiler): Likewise.
15748 2016-08-10 David Malcolm <dmalcolm@redhat.com>
15750 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
15751 stack_usage_file to NULL after fclose calls.
15753 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15756 * reload.c (push_reload): Compute subreg_in_class for
15757 subregs of constants and plus expressions. Remove special
15758 handling of SYMBOL_REFs.
15760 2016-08-10 Alan Modra <amodra@gmail.com>
15763 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
15764 SImode for TARGET_E500_DOUBLE when given SImode.
15766 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
15768 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
15769 unused variable __O.
15771 2016-08-09 Martin Liska <mliska@suse.cz>
15773 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
15774 _gcov_reset to __gcov_reset.
15775 * doc/gcov-tool.texi: Fix typo.
15777 2016-08-09 Martin Liska <mliska@suse.cz>
15779 * value-prof.c (gimple_divmod_values_to_profile): Do not
15780 instrument MOD histogram if a value is not a SSA name.
15782 2016-08-09 Martin Liska <mliska@suse.cz>
15784 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
15787 2016-08-09 Renlin Li <renlin.li@arm.com>
15789 PR middle-end/64971
15790 * calls.c (prepare_call_address): Convert funexp to Pmode when
15792 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
15793 (sibcall_value): Likewise.
15795 2016-08-09 Marek Polacek <polacek@redhat.com>
15798 * cselib.c (cselib_expand_value_rtx_1): Add return.
15799 * gengtype.c (dbgprint_count_type_at): Likewise.
15800 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
15801 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
15803 2016-08-09 Martin Jambor <mjambor@suse.cz>
15806 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
15807 if instance is a MEM_REF.
15809 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
15812 * config/i386/i386.md (*movtf_internal): Use
15813 lra_in_progress || reload_completed instead of !can_create_pseudo_p
15814 in the insn constraint.
15815 (*movxf_internal): Ditto.
15816 (*movdf_internal): Ditto.
15817 (*movsf_internal): Ditto.
15819 2016-08-09 Bin Cheng <bin.cheng@arm.com>
15821 PR tree-optimization/72772
15822 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
15825 2016-08-09 Bin Cheng <bin.cheng@arm.com>
15827 PR tree-optimization/72772
15828 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
15830 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
15831 parameter STOP and update calls. Move expand_simple_operations
15832 function call from here...
15833 (simplify_using_initial_conditions): ...to here. Delete parameter
15835 (tree_simplify_using_condition): Delete parameter STOP.
15836 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
15837 simplify_using_initial_conditions.
15839 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
15842 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
15843 Use create_tmp_var_raw instead of create_tmp_var.
15845 2016-08-09 Richard Biener <rguenther@suse.de>
15847 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
15848 Treat same SSA names related.
15850 2016-08-09 Jakub Jelinek <jakub@redhat.com>
15852 PR tree-optimization/72824
15853 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
15854 real_zerop is not negative.
15856 2016-08-09 Richard Biener <rguenther@suse.de>
15858 PR tree-optimization/71802
15859 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
15860 all merge opportunities with the predecessor.
15862 2016-08-09 Richard Biener <rguenther@suse.de>
15865 * ipa-prop.c (ipa_modify_formal_parameters): Build
15866 parameter types with natural alignment also for the
15869 2016-08-08 Andi Kleen <ak@linux.intel.com>
15871 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
15873 2016-08-08 David Malcolm <dmalcolm@redhat.com>
15876 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
15877 do-nothing langhook.
15878 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
15879 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
15880 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
15881 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
15883 2016-08-08 David Malcolm <dmalcolm@redhat.com>
15886 * input.c: Ensure that HAVE_ICONV is defined.
15888 2016-08-08 Jakub Jelinek <jakub@redhat.com>
15890 PR middle-end/72781
15891 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
15892 private vars for lastprivate and for linear iterator.
15894 PR middle-end/68762
15895 * omp-simd-clone.c: Include varasm.h.
15896 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
15897 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
15898 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
15899 update function name.
15901 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
15903 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
15904 (avr_diagnose_devicespecs_error): Remove.
15905 (avr_devicespecs_file): Remove composing absolute path for specfile
15906 and its verbose info. Remove conditions to check specs-file,
15908 2016-08-08 Jakub Jelinek <jakub@redhat.com>
15910 PR rtl-optimization/72821
15911 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
15912 just return false for them.
15914 2016-08-08 Alan Modra <amodra@gmail.com>
15917 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
15918 toc refs created during reload. Update function comment.
15920 2016-08-08 Alan Modra <amodra@gmail.com>
15923 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
15924 alternatives. Put loads first, then stores, and reg/reg moves
15925 within same class later. Delete attr length.
15927 2016-08-08 Alan Modra <amodra@gmail.com>
15930 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
15931 (mem_operand_ds_form): New predicate.
15932 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
15933 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
15934 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
15935 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
15936 (extendsfdf2_fpr): Replace o constraint with wY.
15938 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
15940 * tree-ssa-threadbackward.c: Include tree-inline.h
15941 (profitable_jump_thread_path): Use estimate_num_insns to estimate
15942 size of copied block; for cold paths reduce duplication.
15943 (find_jump_threads_backwards): Remove redundant tests.
15944 (pass_thread_jumps::gate): Enable for -Os.
15946 2016-08-07 Jakub Jelinek <jakub@redhat.com>
15949 * stor-layout.c (layout_decl): Fix up formatting.
15950 (relayout_decl): Allow DECL to be FIELD_DECL.
15952 2016-08-07 Alan Modra <amodra@gmail.com>
15954 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
15956 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
15958 * data-streamer-in.c (streamer_read_wide_int): New.
15959 (streamer_read_widest_int): Renamed function.
15960 * data-streamer-out.c (streamer_write_wide_int): New
15961 (streamer_write_widest_int): Renamed function.
15962 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
15964 (input_cfg): Call renamed function.
15965 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
15967 (output_cfg): Call renamed function.
15968 * data-streamer.h: Add declarations.
15970 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15972 * tree-ssa-ccp.c (extend_mask): New param sgn.
15973 Remove ORing with wi::mask.
15974 (get_default_value): Adjust call to extend_mask to pass sign.
15975 (evaluate_stmt): Likewise.
15977 2016-08-06 Jakub Jelinek <jakub@redhat.com>
15979 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
15982 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15984 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
15985 transform if operand's type is pointer to function or method.
15987 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
15989 PR tree-optimization/18046
15990 * tree-ssa-threadedge.c: Include cfganal.h.
15991 (simplify_control_statement_condition): If simplifying a
15992 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
15993 with the dominating ASSERT_EXPR before handing it off to VRP.
15994 Mention that a CASE_LABEL_EXPR may be returned.
15995 (thread_around_empty_blocks): Adjust to handle
15996 simplify_control_statement_condition() returning a
15998 (thread_through_normal_block): Likewise.
15999 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
16000 a switch statement by trying to determine which case label
16003 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
16005 PR rtl-optimization/69847
16006 * lra-constraints.c (process_invariant_for_inheritance): Save
16007 pattern instead of src.
16008 (remove_inheritance_pseudos): Use the pattern. Add assert.
16010 2016-08-05 David Malcolm <dmalcolm@redhat.com>
16012 * input.c (string_concat::string_concat): New constructor.
16013 (string_concat_db::string_concat_db): New constructor.
16014 (string_concat_db::record_string_concatenation): New method.
16015 (string_concat_db::get_string_concatenation): New method.
16016 (string_concat_db::get_key_loc): New method.
16017 (class auto_cpp_string_vec): New class.
16018 (get_substring_ranges_for_loc): New function.
16019 (get_source_range_for_substring): New function.
16020 (get_num_source_ranges_for_substring): New function.
16021 (class selftest::lexer_test_options): New class.
16022 (struct selftest::lexer_test): New struct.
16023 (class selftest::ebcdic_execution_charset): New class.
16024 (selftest::ebcdic_execution_charset::s_singleton): New variable.
16025 (selftest::lexer_test::lexer_test): New constructor.
16026 (selftest::lexer_test::~lexer_test): New destructor.
16027 (selftest::lexer_test::get_token): New method.
16028 (selftest::assert_char_at_range): New function.
16029 (ASSERT_CHAR_AT_RANGE): New macro.
16030 (selftest::assert_num_substring_ranges): New function.
16031 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
16032 (selftest::assert_has_no_substring_ranges): New function.
16033 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
16034 (selftest::test_lexer_string_locations_simple): New function.
16035 (selftest::test_lexer_string_locations_ebcdic): New function.
16036 (selftest::test_lexer_string_locations_hex): New function.
16037 (selftest::test_lexer_string_locations_oct): New function.
16038 (selftest::test_lexer_string_locations_letter_escape_1): New function.
16039 (selftest::test_lexer_string_locations_letter_escape_2): New function.
16040 (selftest::test_lexer_string_locations_ucn4): New function.
16041 (selftest::test_lexer_string_locations_ucn8): New function.
16042 (selftest::uint32_from_big_endian): New function.
16043 (selftest::test_lexer_string_locations_wide_string): New function.
16044 (selftest::uint16_from_big_endian): New function.
16045 (selftest::test_lexer_string_locations_string16): New function.
16046 (selftest::test_lexer_string_locations_string32): New function.
16047 (selftest::test_lexer_string_locations_u8): New function.
16048 (selftest::test_lexer_string_locations_utf8_source): New function.
16049 (selftest::test_lexer_string_locations_concatenation_1): New
16051 (selftest::test_lexer_string_locations_concatenation_2): New
16053 (selftest::test_lexer_string_locations_concatenation_3): New
16055 (selftest::test_lexer_string_locations_macro): New function.
16056 (selftest::test_lexer_string_locations_stringified_macro_argument):
16058 (selftest::test_lexer_string_locations_non_string): New function.
16059 (selftest::test_lexer_string_locations_long_line): New function.
16060 (selftest::test_lexer_char_constants): New function.
16061 (selftest::input_c_tests): Call the new test functions once per
16062 case within the line_table test matrix.
16063 * input.h (struct string_concat): New struct.
16064 (struct location_hash): New struct.
16065 (class string_concat_db): New class.
16066 * substring-locations.h: New header.
16068 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
16070 PR tree-optimization/72810
16071 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
16072 the type of the case labels when truncating.
16074 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
16077 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
16078 (aarch64_fp16_ptr_type_node): Likewise.
16079 * config/aarch64/aarch64-simd-builtins.c
16080 (aarch64_fp16_ptr_type_node): Define.
16081 (aarch64_init_fp16_types): New, refactored out of...
16082 (aarch64_init_builtins): ...here, update to call
16083 aarch64_init_fp16_types.
16084 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
16086 (aapcs_vfp_sub_candidate): Likewise.
16088 2016-08-05 Martin Liska <mliska@suse.cz>
16089 Joshua Cranmer <Pidgeot18@gmail.com>
16091 * gcov.c (line_t::has_block): New function.
16092 (enum loop_type): New enum.
16093 (handle_cycle): New function.
16094 (unblock): Likewise.
16095 (circuit): Likewise.
16096 (get_cycles_count): Likewise.
16097 (accumulate_line_counts): Use new loop detection algorithm.
16099 2016-08-05 Martin Liska <mliska@suse.cz>
16101 * gcov.c (output_intermediate_file): Rename
16102 function_info::line_next to next_file_fn.
16103 (process_file): Likewise.
16104 (read_graph_file): Likewise.
16105 (accumulate_line_counts): Likewise.
16106 (output_lines): Likewise.
16108 2016-08-05 Richard Biener <rguenther@suse.de>
16110 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
16111 restriction on threading to a loop header.
16113 2016-08-05 Richard Biener <rguenther@suse.de>
16115 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
16116 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
16117 adjust loop info accordingly.
16119 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
16121 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
16122 before folding call to __builtin_constant_p with parameters to false.
16124 2016-08-05 Alan Modra <amodra@gmail.com>
16126 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
16127 code accidentally committed 2016-05-02 providing class when given
16130 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
16132 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
16133 the case label ranges that partially overlap with OP's value
16136 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
16139 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
16140 Cast builtin function result to __mmask16 instead of __mmask8.
16141 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
16142 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
16143 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
16145 2016-08-04 David Malcolm <dmalcolm@redhat.com>
16147 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
16148 (ASSERT_TRUE_AT): New macro.
16149 (ASSERT_FALSE): Reimplement in terms of...
16150 (ASSERT_FALSE_AT): New macro.
16151 (ASSERT_STREQ_AT): Fix typo in comment.
16153 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
16155 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
16156 labels are exhaustive, designate the label with the widest
16157 range to be the default label.
16159 2016-08-04 Andrew Pinski <apinski@cavium.com>
16161 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
16162 (thunderx_tunings): Use thunderx_vector_cost instead of
16163 generic_vector_cost.
16165 2016-08-04 Martin Liska <mliska@suse.cz>
16167 * gcov.c (main): Fix GNU coding style.
16168 (output_intermediate_file): Likewise.
16169 (process_file): Likewise.
16170 (generate_results): Likewise.
16171 (release_structures): Likewise.
16172 (create_file_names): Likewise.
16173 (find_source): Likewise.
16174 (read_graph_file): Likewise.
16175 (find_exception_blocks): Likewise.
16176 (canonicalize_name): Likewise.
16177 (make_gcov_file_name): Likewise.
16178 (mangle_name): Likewise.
16179 (accumulate_line_counts): Likewise.
16180 (output_branch_count): Likewise.
16181 (read_line): Likewise.
16183 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
16185 PR rtl-optimization/71779
16186 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
16187 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
16188 or if it was truncated.
16190 PR rtl-optimization/70903
16191 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
16193 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
16195 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
16196 accessing SSA_NAME_PTR_INFO.
16198 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
16201 * common/config/avr/avr-common.c (avr_option_optimization_table)
16202 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
16204 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
16207 * config/avr/avr.md: New pattern to work around do_store_flag
16208 generating shift instructions for bit extractions.
16210 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
16212 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
16214 (add_equivalence): Likewise.
16215 (get_value_range): Allocate value range with vrp_value_range_pool.
16216 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
16217 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
16219 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
16221 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
16222 the default for the rs6000 port.
16224 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
16226 PR middle-end/71876
16227 * calls.c (special_function_p): Remove special handling of
16228 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
16229 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
16230 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
16232 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
16234 PR middle-end/72778
16235 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
16236 Don't stop on regular insns.
16238 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
16240 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
16241 size to DImode boundary.
16242 (nvptx_propagate): Likewise.
16244 2016-08-03 Alan Modra <amodra@gmail.com>
16246 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
16247 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
16248 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
16249 from -mefficient-unaligned-vector. Note that this affects fp too.
16251 2016-08-03 Alan Modra <amodra@gmail.com>
16253 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
16256 2016-08-03 Alan Modra <amodra@gmail.com>
16258 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
16259 to a reg. Localize vars.
16261 2016-08-03 Alan Modra <amodra@gmail.com>
16263 * config/rs6000/rs6000.opt: Remove negatives from help strings
16266 2016-08-03 Alan Modra <amodra@gmail.com>
16268 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
16269 Delete duplicated code.
16271 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
16273 PR middle-end/72778
16274 * lra-spills.c (regno_in_use_p): New.
16275 (lra_final_code_change): Use it.
16277 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
16279 PR rtl-optimization/69847
16280 * lra-int.h (struct lra-reg): Use restore_rtx instead of
16282 (lra_rtx_hash): New.
16283 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
16285 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
16286 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
16287 * lra-spills.c (lra_final_code_change): Don't delete insn when the
16288 next insn is USE with the same reg as the current insn source.
16289 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
16291 (lra_constraints_init): Call initiate_invariants.
16292 (lra_constraints_finish): Call finish_invariants.
16293 (struct invariant, invariant_t, invariant_ptr_t): New.
16294 (const_invariant_ptr_t, invariants, invariants_pool): New.
16295 (invariant_table, invariant_hash, invariant_eq_p): New.
16296 (insert_invariant, initiate_invariants, finish_invariants): New.
16297 (clear_invariants, invalid_invariant_regs): New.
16298 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
16299 instead of restore_regno.
16300 (invariant_p, process_invariant_for_inheritance): New.
16301 (inherit_in_ebb): Implement invariant inheritance.
16302 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
16303 (remove_inheritance_pseudos): Implement undoing invariant
16305 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
16306 instead of restore_regno.
16307 * lra-assigns.c (regno_live_length): New.
16308 (reload_pseudo_compare_func): Use regno_live_length.
16309 (assign_by_spills): Use restore_rtx instead of restore_regno.
16310 (lra_assign): Ditto. Initiate regno_live_length.
16312 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
16314 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
16315 __builtin_aarch64_fmindf.
16317 2016-08-02 Bin Cheng <bin.cheng@arm.com>
16319 PR tree-optimization/34114
16320 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
16321 information for more control IVs.
16323 2016-08-02 Bin Cheng <bin.cheng@arm.com>
16325 PR tree-optimization/34114
16326 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
16327 PLUS_EXPR case. Handle SSA_NAME case.
16329 2016-08-02 Tamar Christina <tamar.christina@arm.com>
16331 * config/aarch64/aarch64-simd-builtins.def
16332 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
16333 (__builtin_aarch64_fmaxdf): Likewise.
16334 (__builtin_aarch64_smin_nandf): Likewise.
16335 (__builtin_aarch64_smax_nandf): Likewise.
16336 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
16337 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
16338 (<fmaxmin><mode>3): ...this.
16339 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
16340 (vminnm_f64): Likewise.
16341 (vmin_f64): Likewise.
16342 (vmax_f64): Likewise.
16343 * config/aarch64/iterators.md (FMAXMIN): Merge with...
16344 (FMAXMIN_UNS): ...this.
16345 (fmaxmin): Merged with
16346 (fmaxmin_op): ...this...
16347 (maxmin_uns_op): ...in to this.
16349 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16351 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16352 Add support for vec_extract on vector float, vector int, vector
16353 short, and vector char vector types.
16354 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
16355 vector float, vector int, vector short, and vector char
16356 optimizations on 64-bit ISA 2.07 systems for both constant and
16357 variable element numbers.
16358 (rs6000_split_vec_extract_var): Likewise.
16359 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
16360 Altivec registers on ISA 2.07 and above.
16361 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
16362 which never was matched due to the split occuring before register
16363 allocation (and the code would not have worked on little endian
16364 systems if it did match). Allow extracts to go to the Altivec
16365 registers if ISA 2.07 (power8). Change from using "" around the
16366 C++ code to using {}'s.
16367 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
16368 vec_extracts when the vector is in memory.
16369 (vsx_extract_v4sf_var): New insn to optimize vector float
16370 vec_extracts when the element number is variable on 64-bit ISA
16372 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
16373 for 64-bit ISA 2.07 as well as ISA 3.0.
16374 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
16375 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
16376 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
16377 optimize vector int, vector short, and vector char vec_extracts
16378 when the vector is in memory.
16379 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
16380 optimize vector int, vector short, and vector char vec_extracts
16381 when the element number is variable.
16383 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16386 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
16387 does not overlap with other symbol flags.
16389 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
16391 * config/aarch64/aarch64.h (aarch64_frame):
16392 Remove padding0 and hardfp_offset. Add locals_offset,
16393 initial_adjust, callee_adjust, callee_offset and final_adjust.
16394 * config/aarch64/aarch64.c (aarch64_layout_frame):
16395 Remove unused padding0 and hardfp_offset initializations.
16396 Choose frame layout and set frame variables accordingly.
16397 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
16398 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
16399 (aarch64_pop_regs): Likewise.
16400 (aarch64_expand_prologue): Remove all decision code, just emit
16401 prolog according to frame variables.
16402 (aarch64_expand_epilogue): Remove all decision code, just emit
16403 epilog according to frame variables.
16404 (aarch64_initial_elimination_offset): Use offset to local/arg area.
16406 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
16409 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
16410 fix_debug_reg_uses after changing source register mode to
16411 V1TImode if source register is undefined.
16413 2015-08-01 Alan Hayward <alan.hayward@arm.com>
16415 PR tree-optimization/71818
16416 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
16417 with non invariant evolutions
16419 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16422 * config/avr/avr.md (length) [branch]: Correct insn length
16423 attribute for forward branches.
16425 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16427 * doc/extend.texi (AVR Built-in Functions): Document
16428 __builtin_avr_nops.
16429 * config/avr/builtins.def (NOPS): New.
16430 * config/avr/avr.c (avr_expand_nops): New static function.
16431 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
16433 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16435 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
16436 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
16439 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
16441 * config/aarch64/aarch64.c (vulcan_tunings): Update
16442 vulcan L1 cache_line_size.
16444 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
16446 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
16447 function that takes a vector memory address, a hard register, an
16448 element number and a temporary base register, and recreates an
16449 address that points to the appropriate element within the vector.
16450 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
16451 (rs6000_split_vec_extract_var): Add support for the target of a
16452 vec_extract with variable element number being a scalar memory
16454 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
16456 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
16457 vsx_extract_<mode>_load insn with a new insn that optimizes
16458 storing either element to a memory location, using scratch
16459 registers to pick apart the vector and reconstruct the address.
16460 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
16461 (vsx_extract_<mode>_store): Rework alternatives to more correctly
16462 support Altivec registers. Add support for ISA 3.0 Altivec d-form
16464 (vsx_extract_<mode>_var): Add support for extracting a variable
16465 element number from memory.
16467 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
16469 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
16470 when testing for compares against constants of the form 0xabab.
16472 2016-07-29 Bin Cheng <bin.cheng@arm.com>
16474 PR tree-optimization/57558
16475 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
16477 (vect_loop_versioning): Support versioning with niter assumptions.
16478 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
16479 (vect_get_loop_niters): New parameter. Reimplement to support
16480 assumptions in loop niter info.
16481 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
16482 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
16483 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
16484 Support loop versioning for niters.
16485 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
16486 (vect_free_loop_info_assumptions): New function.
16487 (vectorize_loops): Free loop niter info for loops with flag
16488 LOOP_F_ASSUMPTIONS set if vectorization failed.
16489 * tree-vectorizer.h (struct _loop_vec_info): New field
16490 num_iters_assumptions.
16491 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
16492 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
16493 (LOOP_REQUIRES_VERSIONING): New macro.
16494 (vect_free_loop_info_assumptions): New decl.
16496 2016-07-29 Bin Cheng <bin.cheng@arm.com>
16498 * cfgloop.h (struct loop): New field constraints.
16499 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
16500 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
16502 * cfgloop.c (alloc_loop): Initialize new field.
16503 * cfgloopmanip.c (copy_loop_info): Copy constraints.
16504 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
16505 Adjust niter analysis wrto loop constraints.
16506 * doc/loop.texi (@node Number of iterations): Add description for loop
16509 2016-07-29 Marek Polacek <polacek@redhat.com>
16512 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
16513 (ix86_expand_round_builtin): Likewise.
16515 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
16516 Georg-Johann Lay <avr@gjlay.de>
16518 PR rtl-optimization/71976
16519 * combine.c (get_last_value): Return 0 if the argument for which
16520 the function is called has a wider mode than the recorded value.
16522 2016-07-29 Marek Polacek <polacek@redhat.com>
16525 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
16526 (altivec_expand_st_builtin): Likewise.
16528 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
16530 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
16531 introduced in r238381.
16533 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
16535 PR middle-end/68217
16536 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
16537 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
16539 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
16541 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
16543 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16544 Add support for vec_extract of vector double or vector long having
16545 a variable element number on 64-bit ISA 2.07 systems or newer.
16546 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
16548 (rs6000_split_vec_extract_var): New function to split a
16549 vec_extract built-in function with variable element number.
16550 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
16552 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
16553 (UNSPEC_VSX_EXTRACT): Likewise.
16554 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
16555 direct move instructions to be generated on 64-bit ISA 2.07
16556 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
16558 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
16559 arguments for vec_extract variable element.
16560 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
16561 vec_extract with variable element on V2DFmode and V2DImode
16563 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
16564 -mupper-regs-df requirement, since it isn't needed.
16565 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
16566 do direct moves on 64-bit systems, which allows optimization of
16567 vec_extract on 64-bit ISA 2.07 systems and newer.
16569 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
16570 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
16572 * config/aarch64/aarch64.md
16573 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
16574 statement and type.
16575 (<optab>qihi2_aarch64): Likewise, and split into two.
16576 (extendqihi2_aarch64): New.
16577 (zero_extendqihi2_aarch64): New.
16578 * config/aarch64/iterators.md (ldrxt): Remove.
16579 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
16582 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
16584 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
16586 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
16588 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
16589 (aarch64_push_reg): New function to push 1 or 2 registers.
16590 (aarch64_pop_reg): New function to pop 1 or 2 registers.
16591 (aarch64_expand_prologue): Use aarch64_push_regs.
16592 (aarch64_expand_epilogue): Use aarch64_pop_regs.
16594 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
16596 PR tree-optimization/71734
16597 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
16598 attribute instead of REF_LOOP and use it.
16599 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
16600 set it for Loops having non-zero safelen attribute.
16601 (ref_indep_loop_p): Pass zero as initial value for safelen.
16603 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
16605 PR middle-end/72657
16607 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
16608 call using chkp_gimple_call_builtin_p.
16609 (chkp_copy_bounds_for_assign): Likewise.
16611 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16613 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
16614 * config/arm/arm-protos.h (struct tune_params): Likewise.
16615 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
16616 (cortex_a9_sched_adjust_cost): Likewise.
16617 (fa726te_sched_adjust_cost): Likewise.
16618 (arm_adjust_cost): Likewise.
16619 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
16620 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
16621 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
16622 * config/i386/i386.c (ix86_adjust_cost): Likewise.
16623 * config/ia64/ia64.c: Likewise.
16624 * config/m68k/m68k.c: Likewise.
16625 * config/mep/mep.c (mep_adjust_cost): Likewise.
16626 * config/microblaze/microblaze.c (microblaze_adjust_cost):
16628 * config/mips/mips.c (mips_adjust_cost): Likewise.
16629 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
16631 * config/pa/pa.c (pa_adjust_cost): Likewise.
16632 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
16633 (rs6000_debug_adjust_cost): Likewise.
16634 * config/sh/sh.c (sh_adjust_cost): Likewise.
16635 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
16636 (hypersparc_adjust_cost): Likewise.
16637 (sparc_adjust_cost): Likewise.
16638 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
16639 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
16640 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
16642 * config/visium/visium.c (visium_adjust_cost): Likewise.
16643 * doc/tm.texi: Regenerate.
16644 * haifa-sched.c (dep_cost_1): Adjust.
16645 * target.def: Merge adjust_cost and adjust_cost_2.
16647 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16649 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
16651 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16653 * store-motion.c (struct st_expr): Make pattern_regs a vector.
16654 (extract_mentioned_regs): Append to a vector instead of
16655 returning a rtx_expr_list.
16656 (st_expr_entry): Adjust.
16657 (free_st_expr_entry): Likewise.
16658 (store_ops_ok): Likewise.
16659 (store_killed_in_insn): Likewise.
16660 (find_moveable_store): Likewise.
16662 2016-07-28 Martin Liska <mliska@suse.cz>
16664 PR gcov-profile/68025
16665 * tree-profile.c (tree_profiling): Respect
16666 no_profile_instrument_function attribute.
16667 * doc/extend.texi: Document no_profile_instrument_function
16670 2016-07-28 Martin Liska <mliska@suse.cz>
16672 PR rtl-optimization/70944
16673 * combine.c (make_compound_operation):
16674 Do not allow make_compound_operation for vector mode
16676 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
16678 PR middle-end/71994
16679 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
16680 before calling get_ops.
16682 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
16684 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
16685 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
16686 (BITS_PER_UNIT_LOG): Remove.
16687 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
16688 * expr.c (expand_assignment): Likewise.
16689 * stor-layout.c (initialize_sizetypes): Likewise.
16691 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
16693 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
16694 signature of rs6000_expand_vector_extract so that the element
16695 number is a RTX instead of a constant integer.
16696 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
16698 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
16699 (altivec_expand_vec_ext_builtin): Likewise.
16700 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
16701 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
16702 MFVSRLD instruction.
16704 2016-07-27 David Malcolm <dmalcolm@redhat.com>
16706 * input.c (get_pure_location): Move here from tree.c.
16707 (make_location): Likewise. Add header comment.
16708 (selftest::test_accessing_ordinary_linemaps): Verify
16709 pure_location_p, make_location, get_location_from_adhoc_loc and
16710 get_range_from_loc.
16711 * input.h (get_pure_location): Move declaration here from tree.h.
16712 (get_finish): Likewise for inline function.
16713 (make_location): Likewise for declaration.
16714 * tree.c (get_pure_location): Move to input.c.
16715 (make_location): Likewise.
16716 * tree.h (get_pure_location): Move declaration to tree.h.
16717 (get_finish): Likewise for inline function.
16718 (make_location): Likewise for declaration.
16720 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16722 PR middle-end/71078
16723 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
16725 2016-07-27 David Malcolm <dmalcolm@redhat.com>
16727 * system.h (STATIC_ASSERT): Use static_assert if building
16728 with C++11 onwards.
16730 2016-07-27 Richard Biener <rguenther@suse.de>
16732 PR tree-optimization/72517
16733 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
16734 Revert change to not compute read-read dependences.
16736 2016-07-27 Richard Biener <rguenther@suse.de>
16738 * predict.c (set_even_probabilities): Make nedges unsigned.
16740 2016-07-27 Martin Liska <mliska@suse.cz>
16742 * predict.c (set_even_probabilities): Handle unlikely edges.
16743 (combine_predictions_for_bb): Likewise.
16745 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
16748 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
16749 __float128 support when we don't have hardware support, so that
16750 the IEEE built-in functions like isgreater, first call __unordkf3
16751 to make sure neither operand is a NaN, and if both operands are
16752 ordered, do the normal comparison.
16754 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
16756 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
16758 (extract_code_and_val_from_cond_with_ops): Verify that name is
16759 either cond_op0 or cond_op1.
16761 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
16763 PR tree-optimization/18046
16764 * genmodes.c (emit_mode_size_inline): Emit an assert that
16765 verifies that mode is a valid array index.
16766 (emit_mode_nuinits_inline): Likewise.
16767 (emit_mode_inner_inline): Likewise.
16768 (emit_mode_unit_size_inline): Likewise.
16769 (emit_mode_unit_precision_inline): Likewise.
16770 * tree-vrp.c: Include params.h.
16771 (find_switch_asserts): Register edge assertions for the default
16772 label which correspond to the anti-ranges of each case label.
16773 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
16774 * doc/invoke.texi: Document it.
16776 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16778 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
16779 and unnecessary call to gimple_bb.
16781 2016-07-26 Richard Biener <rguenther@suse.de>
16783 PR rtl-optimization/71984
16784 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
16787 2016-07-26 Richard Biener <rguenther@suse.de>
16789 PR middle-end/72517
16790 * expmed.c (extract_bit_field_1): Constrain the vector mode
16791 with element size matching the extraction mode size when
16792 choosing a better vector mode to do the extraction from.
16794 2016-07-26 Richard Biener <rguenther@suse.de>
16795 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16797 PR middle-end/70920
16798 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
16801 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16803 * tree-ssa-structalias.c (struct scc_info): Change types of
16804 members to auto_sbitmap and auto_vec.
16805 (scc_info::scc_info): New constructor.
16806 (scc_info::~scc_info): New destructor.
16807 (init_scc_info): Remove.
16808 (free_scc_info): Remove.
16809 (find_indirect_cycles): Adjust.
16810 (perform_var_substitution): Likewise.
16811 (free_var_substitution_info): Likewise.
16813 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16815 * tree-outof-ssa.c (struct elim_graph): Change type of members
16816 to auto_vec and auto_sbitmap.
16817 (elim_graph::elim_graph): New constructor.
16818 (delete_elim_graph): Remove.
16819 (expand_phi_nodes): Adjust.
16821 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16823 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
16824 (new_elim_graph): Adjust.
16825 (clear_elim_graph): Likewise.
16826 (delete_elim_graph): Likewise.
16827 (elim_graph_size): Likewise.
16828 (elim_graph_add_node): Likewise.
16829 (elim_graph_add_edge): Likewise.
16830 (elim_graph_remove_succ_edge): Likewise.
16831 (eliminate_name): Likewise.
16832 (eliminate_build): Likewise.
16833 (elim_forward): Likewise.
16834 (elim_unvisited_predecessor): Likewise.
16835 (elim_backward): Likewise.
16836 (elim_create): Likewise.
16837 (eliminate_phi): Likewise.
16838 (expand_phi_nodes): Likewise.
16840 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16842 * bt-load.c (compute_out): Use auto_sbitmap class.
16843 (link_btr_uses): Likewise.
16844 * cfganal.c (mark_dfs_back_edges): Likewise.
16845 (post_order_compute): Likewise.
16846 (inverted_post_order_compute): Likewise.
16847 (pre_and_rev_post_order_compute_fn): Likewise.
16848 (single_pred_before_succ_order): Likewise.
16849 * cfgexpand.c (pass_expand::execute): Likewise.
16850 * cfgloop.c (verify_loop_structure): Likewise.
16851 * cfgloopmanip.c (fix_bb_placements): Likewise.
16852 (remove_path): Likewise.
16853 (update_dominators_in_loop): Likewise.
16854 * cfgrtl.c (break_superblocks): Likewise.
16855 * ddg.c (check_sccs): Likewise.
16856 (create_ddg_all_sccs): Likewise.
16857 * df-core.c (df_worklist_dataflow): Likewise.
16858 * dse.c (dse_step3): Likewise.
16859 * except.c (eh_region_outermost): Likewise.
16860 * function.c (thread_prologue_and_epilogue_insns): Likewise.
16861 * gcse.c (prune_expressions): Likewise.
16862 (prune_insertions_deletions): Likewise.
16863 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
16864 * graph.c (draw_cfg_nodes_no_loops): Likewise.
16865 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
16866 * lcm.c (compute_earliest): Likewise.
16867 (compute_farthest): Likewise.
16868 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
16869 (unroll_loop_runtime_iterations): Likewise.
16870 (unroll_loop_stupid): Likewise.
16871 * lower-subreg.c (decompose_multiword_subregs): Likewise.
16872 * lra-lives.c: Likewise.
16873 * lra.c (lra): Likewise.
16874 * modulo-sched.c (schedule_reg_moves): Likewise.
16875 (optimize_sc): Likewise.
16876 (get_sched_window): Likewise.
16877 (sms_schedule_by_order): Likewise.
16878 (check_nodes_order): Likewise.
16879 (order_nodes_of_sccs): Likewise.
16880 (order_nodes_in_scc): Likewise.
16881 * recog.c (split_all_insns): Likewise.
16882 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
16883 * reload1.c (reload): Likewise.
16884 * sched-rgn.c (haifa_find_rgns): Likewise.
16885 (split_edges): Likewise.
16886 (compute_trg_info): Likewise.
16887 * sel-sched.c (init_seqno): Likewise.
16888 * store-motion.c (remove_reachable_equiv_notes): Likewise.
16889 * tree-into-ssa.c (update_ssa): Likewise.
16890 * tree-ssa-live.c (live_worklist): Likewise.
16891 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
16892 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
16894 (try_peel_loop): Likewise.
16895 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
16897 * tree-ssa-pre.c (compute_antic): Likewise.
16898 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
16899 * tree-stdarg.c (reachable_at_most_once): Likewise.
16900 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
16901 * var-tracking.c (vt_find_locations): Likewise.
16903 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16905 * sbitmap.h (auto_sbitmap): New class.
16907 2016-07-26 Alan Modra <amodra@gmail.com>
16910 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
16913 2016-07-25 David Malcolm <dmalcolm@redhat.com>
16915 * input.c (selftest::temp_source_file::temp_source_file): Fix
16916 missing "%s" in fprintf.
16918 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
16920 PR middle-end/71732
16921 * cselib.c (cselib_process_insn): Invalidate argument slots for
16924 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16926 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
16927 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
16928 vmulxh_lane_f16, vmulxh_laneq_f16): New.
16930 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16932 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16933 * config/aarch64/aarch64.md (fma, fnma): Support HF.
16934 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
16936 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16938 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16939 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
16941 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
16942 (add<mode>3): Likewise.
16943 (sub<mode>3): Likewise.
16944 (mul<mode>3): Likewise.
16945 (div<mode>3): Likewise.
16946 (*div<mode>3): Likewise.
16947 (<fmaxmin><mode>3): Extend to HF.
16948 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
16949 (fabd<mode>3): Likewise.
16950 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
16951 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
16952 (aarch64_fmulx<mode>): Likewise.
16953 (aarch64_fac<optab><mode>): Likewise.
16954 (aarch64_frecps<mode>): Likewise.
16955 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
16956 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
16957 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
16958 (VSDQ_HSDI): Support HI.
16959 (fcvt_target, FCVT_TARGET): Likewise.
16960 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
16961 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
16962 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
16963 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
16964 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
16965 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
16966 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
16967 vrsqrtsh_f16): New.
16969 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16971 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
16972 * config/aarch64/aarch64-builtins.c (hi_UP): New.
16973 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16974 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
16976 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
16977 (aarch64_cm<optab><mode>): Likewise.
16978 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
16979 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
16980 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
16981 (sqrt<mode>2): Likewise.
16982 (*sqrt<mode>2): Likewise.
16983 (abs<mode>2): Likewise.
16984 (<optab><mode>hf2): New pattern for HF mode.
16985 (<optab>hihf2): Likewise.
16986 * config/aarch64/arm_neon.h: Include arm_fp16.h.
16987 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
16988 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
16990 * config/aarch64/arm_fp16.h: New file.
16991 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
16992 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
16993 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
16994 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
16995 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
16996 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
16997 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
16998 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
16999 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
17000 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
17001 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
17002 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
17005 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17007 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
17008 reduc_smin_scal_): Use VDQIF_F16.
17009 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
17010 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
17012 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
17013 * config/aarch64/iterators.md (VDQIF_F16): New.
17014 (vp): Support HF modes.
17015 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
17016 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
17018 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17020 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
17021 "*aarch64_mulx_elt_from_dup<mode>".
17022 (*aarch64_mul3_elt<mode>): Update schedule type.
17023 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
17024 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
17025 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
17026 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
17027 (f, fp): Support HF modes.
17028 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
17029 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
17030 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
17031 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
17032 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
17033 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
17035 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17037 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17038 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
17040 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
17043 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17045 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17046 * config/aarch64/aarch64-simd.md
17047 (aarch64_rsqrts<mode>): Extend to HF modes.
17048 (fabd<mode>3): Likewise.
17049 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
17050 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
17051 (aarch64_<maxmin_uns>p<mode>): Likewise.
17052 (<su><maxmin><mode>3): Likewise.
17053 (<maxmin_uns><mode>3): Likewise.
17054 (<fmaxmin><mode>3): Likewise.
17055 (aarch64_faddp<mode>): Likewise.
17056 (aarch64_fmulx<mode>): Likewise.
17057 (aarch64_frecps<mode>): Likewise.
17058 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
17059 (add<mode>3): Extend to HF modes.
17060 (sub<mode>3): Likewise.
17061 (mul<mode>3): Likewise.
17062 (div<mode>3): Likewise.
17063 (*div<mode>3): Likewise.
17064 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
17066 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
17067 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
17068 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
17069 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
17070 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
17071 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
17072 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
17073 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
17074 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
17075 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
17076 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
17077 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
17078 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
17079 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
17081 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17083 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
17084 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17085 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
17086 (neg<mode>2): Likewise.
17087 (abs<mode>2): Likewise.
17088 (<frint_pattern><mode>2): Likewise.
17089 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
17090 (<optab><VDQF:mode><fcvt_target>2): Likewise.
17091 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
17092 (ftrunc<VDQF:mode>2): Likewise.
17093 (<optab><fcvt_target><VDQF:mode>2): Likewise.
17094 (sqrt<mode>2): Likewise.
17095 (*sqrt<mode>2): Likewise.
17096 (aarch64_frecpe<mode>): Likewise.
17097 (aarch64_cm<optab><mode>): Likewise.
17098 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
17100 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
17101 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
17103 * config/aarch64/arm_neon.h (vdup_n_f16): New.
17104 (vdupq_n_f16): Likewise.
17105 (vld1_dup_f16): Use vdup_n_f16.
17106 (vld1q_dup_f16): Use vdupq_n_f16.
17107 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
17108 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
17109 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
17110 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
17111 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
17112 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
17113 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
17114 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
17115 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
17116 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
17117 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
17118 vsqrt_f16, vsqrtq_f16): New.
17120 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17122 * config/aarch64/aarch64-simd.md
17123 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
17124 (aarch64_ext<mode>): Likewise.
17125 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
17126 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
17127 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
17129 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
17131 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
17132 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
17133 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
17134 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
17135 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
17136 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
17137 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
17139 (vmov_n_f16): Reimplement using vdup_n_f16.
17140 (vmovq_n_f16): Reimplement using vdupq_n_f16..
17142 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17144 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
17145 "frame_related_p". Generate CFA annotation when it's necessary.
17146 (aarch64_expand_prologue): Use aarch64_add_constant.
17147 (aarch64_expand_epilogue): Likewise.
17148 (aarch64_output_mi_thunk): Pass "false" when calling
17149 aarch64_add_constant.
17151 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17153 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
17156 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17158 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
17159 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
17160 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
17161 (aarch64_build_constant): Delete.
17163 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
17166 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
17168 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
17169 flag_toplevel_reorder.
17171 2016-07-25 Richard Biener <rguenther@suse.de>
17173 * cgraph.c (cgraph_node::verify_node): Compare against builtin
17174 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
17175 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
17176 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
17177 (streamer_get_builtin_tree): Likewise.
17178 (streamer_write_builtin): Likewise.
17179 * lto-streamer.h (LTO_builtin_decl): Remove.
17180 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
17181 (lto_input_scc): Remove LTO_builtin_decl handling.
17182 (lto_input_tree_1): Liekwise.
17183 * lto-streamer-out.c (lto_output_tree_1): Remove special
17184 handling of builtins.
17185 (DFS::DFS): Likewise.
17186 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
17187 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
17189 (streamer_write_builtin): Remove.
17191 2016-07-25 Martin Liska <mliska@suse.cz>
17193 * lto-cgraph.c (input_symtab): Don't call get_working_sets
17194 if flag_auto_profile is set to true.
17196 2016-07-25 Martin Liska <mliska@suse.cz>
17198 PR gcov-profile/71868
17199 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
17200 have a function with multiple latches, count them all.
17202 2016-07-25 Martin Liska <mliska@suse.cz>
17204 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
17206 2016-07-25 Martin Liska <mliska@suse.cz>
17208 PR tree-optimization/71987
17209 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
17210 just for SSA_NAMEs. Fix GNU coding style.
17212 2016-07-25 Martin Liska <mliska@suse.cz>
17214 PR gcov-profile/64874
17215 * gcov-io.h: Update command about file format.
17216 * gcov-iov.c (main): Adapt the numbering scheme.
17218 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17220 PR middle-end/66726
17221 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
17222 whose result is used in PHI.
17223 (final_range_test_p): Likewise.
17224 (maybe_optimize_range_tests): Likewise.
17226 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
17228 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17229 Reformat two multi-line strings.
17231 2016-07-22 Martin Sebor <msebor@redhat.com>
17233 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
17235 2016-07-22 Martin Sebor <msebor@redhat.com>
17238 * doc/extend.texi (Compound Literals): Correct and clarify.
17239 (Cast to Union): Same.
17241 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
17243 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
17244 comments to explain why certain error messages make mention of
17245 undocumented options.
17246 (rs6000_invalid_builtin): Change error messages to replace mention
17247 of undocumented options with mention of the -mcpu=power9 option
17248 that enables those undocumented options.
17249 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
17250 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
17251 definition of this macro to correct an existing error.
17252 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
17253 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
17254 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
17255 descriptions of built-in functions so that they depend on
17256 -mcpu=power9 instead of on the corresponding undocumented flags.
17257 * doc/invoke.texi (Option Summary): Remove all mention of newly
17258 undocumented flags.
17259 (IBM RS/6000 and PowerPC Options): Likewise.
17260 * doc/md.texi (Constraints for Particuliar Machines): Remove all
17261 mention of newly undocumented flags.
17263 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
17265 * ipa-cp.c (determine_versionability): Do not create constprop clones,
17266 when target_clones attribute is set.
17268 2016-07-22 Bin Cheng <bin.cheng@arm.com>
17270 * common.opt (funsafe-loop-optimizations): Mark ignore.
17271 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
17272 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
17274 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
17275 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
17277 2016-07-22 Bin Cheng <bin.cheng@arm.com>
17279 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
17281 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
17283 (number_of_iterations_exit): Warn missed loop optimization for
17284 possible infinite loops.
17286 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
17289 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
17290 when to emit a ".machine" pseudo-op.
17292 2016-07-22 Martin Liska <mliska@suse.cz>
17294 PR gcov-profile/69028
17295 PR gcov-profile/62047
17296 * coverage.c (coverage_compute_lineno_checksum): Do not
17297 calculate checksum for fns w/o xloc.file.
17298 (coverage_compute_profile_id): Likewise.
17300 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
17302 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
17303 (avr_secondary_reload): ...and implementation.
17304 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
17305 * config/avr/avr.md (reload_in<mode>): Remove insns.
17306 (adjust_len) [lpm]: Remove insn attribute value.
17307 * config/avr/predicates.md (flash_operand): Remove insn predicate.
17309 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
17311 PR middle-end/71876
17312 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
17314 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
17315 * calls.c (special_function_p): Remove the special handling of the
17316 "__builtin_" prefix.
17318 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
17320 PR middle-end/71876
17321 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
17322 if STMT may be an alloca call.
17323 (gimple_alloca_call_p, alloca_call_p): Return only true for the
17324 builtin alloca call.
17325 * calls.h (gimple_maybe_alloca_call_p): New function.
17326 * tree-inline.c (inline_forbidden_p_stmt): Use
17327 gimple_maybe_alloca_call_p here.
17329 2016-07-21 David Malcolm <dmalcolm@redhat.com>
17331 * spellcheck-tree.c (best_macro_match::best_macro_match):
17332 Explictly specify the template arguments when invoking the base
17333 class constructor, to help older C++ compilers.
17335 2016-07-21 Jakub Jelinek <jakub@redhat.com>
17338 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
17339 before builtin_decl_implicit.
17341 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17343 * optabs.c (emit_condiitonal_move): Short circuit for identical
17346 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17348 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
17349 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
17350 (noce_conversion_profitable_p): New.
17351 (noce_try_store_flag_constants): Use it.
17352 (noce_try_addcc): Likewise.
17353 (noce_try_store_flag_mask): Likewise.
17354 (noce_try_cmove): Likewise.
17355 (noce_try_cmove_arith): Likewise.
17356 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
17358 (noce_convert_multiple_sets): Move cost model to here, from...
17359 (bb_ok_for_noce_convert_multiple_sets) ...here.
17360 (noce_process_if_block): Update calls for above changes.
17361 (noce_find_if_block): Record new noce_if_info parameters.
17363 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17365 * target.def (max_noce_ifcvt_seq_cost): New.
17366 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
17367 * doc/tm.texi: Regenerate.
17368 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
17369 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
17370 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
17371 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
17372 * doc/invoke.texi: Document new params.
17374 2016-07-21 Richard Biener <rguenther@suse.de>
17376 PR tree-optimization/71947
17377 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
17378 ranges have useful limit_vr information.
17380 2016-07-21 Richard Biener <rguenther@suse.de>
17382 * function-tests.c (build_trivial_generic_function): Set
17383 BLOCK_SUPERCONTEXT of DECL_INITIAL.
17384 * omp-low.c (create_omp_child_function): Likewise.
17385 (grid_expand_target_grid_body): Likewise.
17386 * cgraphunit.c (init_lowered_empty_function): Likewise.
17387 (cgraph_node::expand_thunk): Likewise.
17388 * tree-parloops.c (create_loop_fn): Likewise.
17389 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
17391 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17393 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
17396 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
17398 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
17399 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
17400 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
17401 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
17402 values for insn attribute.
17403 * config/avr/avr.c (avr_out_insert_notbit): New function.
17404 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
17405 ADJUST_LEN_INSV_NOTBIT_0/_7.
17406 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
17408 2016-07-21 Bin Cheng <bin.cheng@arm.com>
17410 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
17411 (chrec_convert_1, chrec_convert): Ditto.
17412 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
17413 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
17414 * tree-vrp.c (adjust_range_with_scev): Ditto.
17415 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
17416 (scev_var_range_cant_overflow): New function.
17417 (scev_probably_wraps_p): New parameter. Call above function.
17418 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
17420 2016-07-21 Bin Cheng <bin.cheng@arm.com>
17422 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
17423 by removing computation of may_be_zero.
17425 2016-07-21 Jakub Jelinek <jakub@redhat.com>
17427 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
17429 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
17431 Improving concepts performance and diagnostics.
17432 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
17433 for constraint satisfaction and subsumption.
17434 * timevar.h (auto_timevar): New constructor that matches the push/pop
17435 pattern of usage in pt.c.
17437 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
17439 * hwint.h (HOST_WIDE_INT_0): New define.
17440 (HOST_WIDE_INT_0U): Ditto.
17441 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
17442 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
17443 * simplify-rtx.c: Ditto.
17444 * tree-object-size.c: Ditto.
17446 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17448 * config/s390/s390.c (s390_encode_section_info): Remove mode size
17451 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
17453 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
17454 * combine.c: Use HOST_WIDE_INT_M1U instead of
17455 ~(unsigned HOST_WIDE_INT) 0.
17456 * double-int.h: Ditto.
17458 * dwarf2asm.c:Ditto.
17460 * genmodes.c: Ditto.
17462 * read-rtl.c: Ditto.
17463 * tree-ssa-loop-ivopts.c: Ditto.
17464 * tree-ssa-loop-prefetch.c: Ditto.
17465 * tree-vect-generic.c: Ditto.
17466 * tree-vect-patterns.c: Ditto.
17469 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17471 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
17472 constant addresses outside [0,0xc0] into a register.
17473 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
17474 cases where the base address register is unused after.
17475 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
17476 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
17477 (avr_out_store_psi_reg_disp_tiny): Same.
17479 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17481 Implement attribute progmem on reduced Tiny cores by adding
17482 flash offset 0x4000 to respective symbols.
17485 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
17486 documentation how it works on reduced Tiny cores.
17487 (AVR Named Address Spaces): No support for reduced Tiny.
17488 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
17489 (avr_address_tiny_pm_p): New static function.
17490 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
17491 if the address is in progmem.
17492 (avr_assemble_integer): Same.
17493 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
17494 for symbol_ref in progmem.
17495 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
17496 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
17497 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
17499 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
17501 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
17502 * configure: Regenerate.
17503 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
17504 (USE_THIN_ARCHIVES): New variable.
17505 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
17506 this archive as a thin archive.
17508 2016-07-20 David Malcolm <dmalcolm@redhat.com>
17510 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
17511 same location as last time, don't skip if we have fix-it hints.
17512 Clarify the skipping logic by converting it from one "if" clause
17513 to repeated "if" clauses.
17514 * spellcheck-tree.c: Include "cpplib.h".
17515 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
17516 (best_macro_match::best_macro_match): New constructor.
17517 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
17518 Move here from c/c-decl.c.
17519 (class best_macro_match): Move here from c/c-decl.c, converting
17520 from a typedef to a subclass, gaining a ctor.
17522 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17524 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
17525 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
17527 (avr_addr_space_diagnose_usage): ...and implementation.
17528 (avr_addr_space_supported_p): New function.
17529 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
17530 report bad address space usage if that space is supported.
17531 (avr_insert_attributes): Same. No more complain about unsupported
17533 * config/avr/avr-c.c (tm_p.h): Include it.
17534 (avr_cpu_cpp_builtins): Only define addr-space related built-in
17535 macro if avr_addr_space_supported_p.
17537 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
17539 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
17540 flag_toplevel_reorder.
17542 2016-07-20 David Malcolm <dmalcolm@redhat.com>
17544 * gcc-rich-location.c
17545 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
17547 * gcc-rich-location.h
17548 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
17550 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17552 * target.def (addr_space): Add new diagnose_usage to hook vector.
17553 * targhooks.c (default_addr_space_diagnose_usage): Add default
17554 implementation and...
17555 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
17556 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
17557 is some address space, call targetm.addr_space.diagnose_usage.
17558 * doc/tm.texi.in (Named Address Spaces): Add anchor for
17559 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
17560 * doc/tm.texi: Regenerate.
17562 2016-07-20 Martin Liska <mliska@suse.cz>
17564 PR middle-end/71898
17565 * graphite-isl-ast-to-gimple.c (later_of_the_two):
17566 Properly handly PHI stmts.
17568 2016-07-20 Bin Cheng <bin.cheng@arm.com>
17570 PR tree-optimization/71503
17571 PR tree-optimization/71683
17572 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
17575 2016-07-20 Martin Liska <mliska@suse.cz>
17577 * doc/invoke.texi (-fipa-ra): Document when the option is
17578 disabled. Fix a typo.
17580 2016-07-20 Martin Liska <mliska@suse.cz>
17582 * Makefile.in: Include fibonacci_heap.c
17583 * fibonacci_heap.c: New file.
17584 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
17585 (fibonacci_heap::union_with): Fix deletion of the second heap.
17586 * selftest-run-tests.c (selftest::run_tests): Incorporate
17587 fibonacci heap tests.
17588 * selftest.h: Declare fibonacci_heap_c_tests.
17590 2016-07-20 Martin Liska <mliska@suse.cz>
17592 * selftest-run-tests.c (selftest::run_tests): New function.
17593 * selftest.h (sreal_c_tests): Declare.
17594 * sreal.c (sreal_verify_basics): New function.
17595 (verify_aritmetics): Likewise.
17596 (sreal_verify_arithmetics): Likewise.
17597 (verify_shifting): Likewise.
17598 (sreal_verify_shifting): Likewise.
17599 (void sreal_c_tests): Likewise.
17601 2016-07-19 Jakub Jelinek <jakub@redhat.com>
17603 PR rtl-optimization/71916
17604 * cfgrtl.c (contains_no_active_insn_p): Return false also for
17605 bb which have a single succ fake edge.
17607 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
17610 * dwarf2out.c (gen_subprogram_die): Only call
17611 gen_unspecified_parameters_die while dumping early dwarf.
17613 2016-07-19 Jakub Jelinek <jakub@redhat.com>
17615 PR middle-end/71874
17616 * gimple-fold.c (fold_builtin_memory_op): Use
17617 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
17619 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
17621 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
17622 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
17623 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
17624 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
17625 * combine.c: Ditto.
17628 * double-int.c: Ditto.
17630 * dwarf2out.c: Ditto.
17633 * fold-const.c: Ditto.
17634 * function.c: Ditto.
17636 * genmodes.c: Ditto.
17640 * loop-doloop.c: Ditto.
17641 * loop-invariant.c: Ditto.
17642 * loop-iv.c: Ditto.
17647 * rtlanal.c: Ditto.
17648 * simplify-rtx.c: Ditto.
17649 * stor-layout.c: Ditto.
17651 * tree-ssa-loop-ivopts.c: Ditto.
17652 * tree-vect-generic.c: Ditto.
17653 * tree-vect-patterns.c: Ditto.
17658 * wide-int-print.cc: Ditto.
17659 * wide-int.cc: Ditto.
17660 * wide-int.h: Ditto.
17662 2016-07-19 David Malcolm <dmalcolm@redhat.com>
17664 * selftest.c (selftest::assert_streq): Handle NULL values of
17665 val_actual and val_expected.
17667 2016-07-19 Martin Jambor <mjambor@suse.cz>
17670 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
17671 rather than cgraph_create_node to get a call graph node.
17673 2016-07-19 Richard Biener <rguenther@suse.de>
17675 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
17676 handle all tcc_constant bases and valueize SSA names.
17677 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
17678 tcc_constant bases.
17680 2016-07-19 David Malcolm <dmalcolm@redhat.com>
17682 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
17683 the flags of the exit block and bb2, not just the entry block.
17685 2016-07-19 Richard Biener <rguenther@suse.de>
17687 PR tree-optimization/71901
17688 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
17689 align member, group stuff with the bitfield.
17690 (vn_ref_op_align_unit): New inline.
17691 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
17692 record element alignment and operand 3 unchanged.
17693 (ao_ref_init_from_vn_reference): Adjust.
17694 (valueize_refs_1): Likewise.
17695 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
17697 2016-07-19 Richard Biener <rguenther@suse.de>
17699 PR tree-optimization/71908
17700 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
17701 symbolic constants in a more reliable way.
17703 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
17705 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
17707 (vect_update_inits_of_drs): Likewise.
17708 (vect_create_cond_for_alias_checks): Likewise.
17709 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
17711 2016-07-19 Richard Biener <rguenther@suse.de>
17714 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
17715 with an abstract origin that is not an inlined function outer
17716 scope add a self-reference as abstract origin.
17717 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
17719 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
17722 * config/rs6000/rs6000.c (rs6000_function_value): Fix
17723 unintentional System V.4 structure return breakage for structures
17724 with a single floating point element.
17726 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
17728 PR tree-optimization/71734
17729 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
17730 contains REF, use it to check safelen, assume that safelen value
17731 must be greater 1, fix style.
17732 (ref_indep_loop_p_2): Add REF_LOOP argument.
17733 (ref_indep_loop_p): Pass LOOP as additional argument to
17734 ref_indep_loop_p_2.
17736 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
17738 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
17739 allocation in the prologue.
17740 * explow.c (get_dynamic_stack_base): New function to return an address
17741 expression for the dynamic stack base.
17742 (get_dynamic_stack_size): New function to do the required dynamic stack
17743 space size calculations.
17744 (allocate_dynamic_stack_space): Use new functions.
17745 (align_dynamic_address): Move some code from
17746 allocate_dynamic_stack_space to new function.
17747 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
17749 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17751 * config/s390/s390.c (s390_encode_section_info): Always set
17752 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
17755 2016-07-18 Richard Biener <rguenther@suse.de>
17757 PR tree-optimization/71893
17758 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
17759 for sizetype cast added by array_ref_element_size.
17760 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17762 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
17764 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
17765 register parameters. Remove code to initialize argument pointer
17766 on TARGET_64BIT. Optimize call to _mcount when it can be reached
17767 using a pc-relative branch. Cleanup conditional code.
17768 * config/pa/pa.md (call_mcount): New expander.
17769 (call_mcount_nonpic): New insn.
17770 (call_mcount_pic): New insn and split.
17771 (call_mcount_pic_post_reload): New insn.
17772 (call_mcount_64bit): New insn and split.
17773 (call_mcount_64bit_post_reload): New insn.
17775 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
17777 * config/avr/predicates.md (const_m255_to_m1_operand): New.
17778 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
17779 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
17780 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
17781 (*usum_widenqihi3, *udiff_widenqihi3)
17782 (*addhi3_zero_extend.const): New combiner insns.
17783 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
17784 just 1 bit is affected.
17785 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
17786 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
17788 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
17790 * omp-low.c (lower_omp_target): Mark data clauses with
17791 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
17792 zero-length subarrays.
17794 2016-07-15 Richard Biener <rguenther@suse.de>
17796 PR tree-optimization/71881
17797 * tree-loop-distribution.c (destroy_loop): Remove blocks in
17798 reverse DOM order to make debug temp generation happy.
17800 2016-07-15 Richard Biener <rguenther@suse.de>
17802 PR tree-optimization/71887
17803 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
17804 verify it is not zero for division / modulo handling.
17805 (value_replacement): Adjust.
17807 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
17808 Julian Brown <julian@codesourcery.com>
17810 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
17811 * config/aarch64/aarch64-cost-tables.h
17812 (vulcan_extra_costs): New variable.
17813 * config/aarch64/aarch64.c
17814 (vulcan_addrcost_table): Likewise.
17815 (vulcan_regmove_cost): Likewise.
17816 (vulcan_vector_cost): Likewise.
17817 (vulcan_branch_cost): Likewise.
17818 (vulcan_tunings): Likewise.
17820 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
17822 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
17823 (output_in_order): Loop over undefined variables too. Output them
17824 via assemble_undefined_decl. Skip variables that correspond to hard
17825 registers or have value-exprs.
17826 * varpool.c (symbol_table::output_variables): Handle undefined
17827 variables together with defined ones.
17829 2016-07-15 Richard Biener <rguenther@suse.de>
17831 * tree-ssa-pre.c (get_representative_for): Make sure to return
17832 the value number of SSA names.
17833 (phi_translate_1): get_representative_for cannot return NULL.
17834 (do_pre_regular_insertion): Remove redundant call to
17835 fully_constant_expression.
17836 (do_pre_partial_partial_insertion): Likewise.
17838 2016-07-15 Bin Cheng <bin.cheng@arm.com>
17840 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
17841 (derive_simple_iv_with_niters): New function.
17842 (simple_iv): Rewrite using simple_iv_with_niters.
17843 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
17844 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
17846 (number_of_iterations_exit): Rewrite using above function.
17847 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
17850 2016-07-15 Richard Biener <rguenther@suse.de>
17852 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
17853 vec_construct cost.
17855 2016-07-14 Jakub Jelinek <jakub@redhat.com>
17857 PR tree-optimization/71872
17858 * tree-data-ref.c (get_references_in_stmt): Ignore references
17859 with is_gimple_constant get_base_address.
17861 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
17863 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
17864 (TARGET_HAVE_LDACQD): New macro.
17865 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
17866 than TARGET_HAVE_LDACQ.
17867 (arm_load_acquire_exclusivedi): Likewise.
17868 (arm_store_release_exclusivedi): Likewise.
17870 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
17872 PR rtl-optimization/71878
17873 * lra-constraints.c (match_reload): Pass information about other
17874 output operands. Create new unique register value if matching input
17875 operand shares same register value as output operand being considered.
17876 (curr_insn_transform): Record output operands already processed.
17878 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17881 PR tree-optimization/70923
17882 * tree-vect-patterns.c: Include mult-synthesis.h.
17883 (target_supports_mult_synth_alg): New function.
17884 (synth_lshift_by_additions): Likewise.
17885 (apply_binop_and_append_stmt): Likewise.
17886 (vect_synth_mult_by_constant): Likewise.
17887 (target_has_vecop_for_code): Likewise.
17888 (vect_recog_mult_pattern): Use above functions to synthesize vector
17889 multiplication by integer constants.
17891 2016-07-14 Alan Modra <amodra@gmail.com>
17893 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
17894 gpr alternatives. Correct '*' placement on Y,r alternative.
17895 Add '*' on operand 1 of r,r alternative.
17897 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17899 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
17900 * expmed.h: ... Here.
17902 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
17904 * gimple.h (stmt_can_terminate_bb_p): New function.
17905 * tree-cfg.c (need_fake_edge_p): Rename to ...
17906 (stmt_can_terminate_bb_p): ... this; return true if stmt can
17907 throw external; handle const and pure calls.
17908 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
17910 2016-07-14 Richard Biener <rguenther@suse.de>
17912 PR tree-optimization/71866
17913 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
17914 (do_hoist_insertion): Avoid endless recursion when we
17915 didn't insert anything because we managed to simplify
17916 things down to a constant or SSA name.
17917 (fully_constant_expression): Re-write in terms of ...
17918 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
17919 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
17920 vn_nary_build_or_lookup_1.
17921 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
17922 (vn_nary_build_or_lookup): ... this which now wraps it.
17924 2016-07-14 Alan Modra <amodra@gmail.com>
17927 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
17928 with p9_vector override before power9-dform override.
17930 2016-07-13 Andi Kleen <ak@linux.intel.com>
17932 * value-prof.c (gimple_value_profile_transformations): Don't run
17933 when auto_profile is on.
17935 2016-07-13 Andi Kleen <ak@linux.intel.com>
17937 * auto-profile.c (update_inlined_ind_target,
17938 afdo_indirect_call): Print information to dump file.
17940 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
17942 * genrecog.c (special_predicate_operand_p): New function.
17943 (predicate_name): Move function.
17944 (validate_pattern): Don't warn about missing mode for all
17945 define_special_predicate predicates.
17947 2016-07-13 Bin Cheng <bin.cheng@arm.com>
17949 * tree-vect-data-refs.c (vect_no_alias_p): New function.
17950 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
17951 resolve alias checks which are known at compilation time.
17952 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
17953 alias checks are resolved. Move dump info for too many runtime
17954 alias checks to here...
17955 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
17957 2016-07-13 Richard Biener <rguenther@suse.de>
17959 PR tree-optimization/24574
17960 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
17961 position and add shift, rotate, divison and modulo support
17963 (value_replacement): Pass in argument position to absorbing_element_p.
17965 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
17968 * ipa-inline-transform.c (inline_call): Support
17969 instrumented thunks.
17971 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
17973 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
17974 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
17976 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
17977 Baseline. Make initial alternative TARGET_32BIT only.
17978 (udivsi3): Likewise.
17979 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
17980 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
17983 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
17985 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
17986 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
17987 availability with TARGET_HAVE_MOVT.
17988 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
17989 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
17990 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
17992 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
17993 extra instruction if MOVW is available. Use a cost variable
17994 incremented by COSTS_N_INSNS (1) when the condition match rather than
17995 returning an arithmetic expression based on COSTS_N_INSNS. Make
17996 constant with bottom half word zero cost 2 instruction if MOVW is
17998 * config/arm/arm.md (define_attr "arch"): Add v8mb.
17999 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
18000 target is ARMv8-M Baseline.
18001 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
18002 (arm_movtas_ze): Likewise.
18003 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
18004 alternative for constants satisfying j constraint.
18005 (thumb1_movsi_insn): Likewise.
18006 (movsi splitter for K alternative): Tighten condition to not trigger
18007 if movt is available and j constraint is satisfied.
18008 (Pe immediate splitter): Likewise.
18009 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
18010 constant fitting in an halfword to use MOVW.
18011 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
18014 2016-07-13 Richard Biener <rguenther@suse.de>
18016 PR middle-end/71104
18017 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
18018 gimplifying the LHS. Make sure to gimplify a returning twice
18019 call LHS without using SSA names.
18021 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18023 * tree-data-ref.c (find_data_references_in_stmt): Remove
18024 unnecessary call to vec::release.
18025 (graphite_find_data_references_in_stmt): Likewise.
18026 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
18027 * tree-vect-stmts.c (vectorizable_condition): Likewise.
18029 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18031 * cfgexpand.c (expand_used_vars): Make the type of a local
18033 * genmatch.c (lower_for): Likewise.
18034 * haifa-sched.c (haifa_sched_init): Likewise.
18035 (add_to_speculative_block): Likewise.
18036 (create_check_block_twin): Likewise.
18037 * predict.c (handle_missing_profiles): Likewise.
18038 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
18039 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
18040 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
18042 (maybe_lower_iteration_bound): Likewise.
18043 * tree-ssa-sccvn.c (DFS): Likewise.
18044 * tree-stdarg.c (reachable_at_most_once): Likewise.
18045 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
18046 (vectorizable_store): Likewise.
18048 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18050 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
18051 (sccvn_dom_walker): make cond_stack an auto_vec.
18053 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18055 * ree.c (struct ext_state): Make type of members auto_vec.
18056 (find_and_remove_re): Adjust.
18058 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18060 * cfgexpand.c (struct stack_vars_data): Make type of fields
18062 (expand_used_vars): Adjust.
18064 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18066 * ipa.c (record_cdtor_fn): Adjust.
18067 (build_cdtor_fns): Likewise.
18068 (ipa_cdtor_merge): Make static_ctors and static_dtors local
18071 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18073 * genextract.c (struct accum_extract): Add constructor and make
18075 (gen_insn): Adjust.
18077 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18079 * tree.c (struct free_lang_data_d): Add constructor and change
18080 types of members to ones that automatically manage resources.
18081 (fld_worklist_push): Adjust.
18082 (find_decls_types): Likewise.
18083 (find_decls_types_in_eh_region): Likewise.
18084 (free_lang_data_in_cgraph): Stop manually creating and
18085 destroying members of free_lang_data_d.
18087 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
18089 PR rtl-optimization/68961
18090 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
18091 peephole variant. Use sse_reg_operand predicates.
18093 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
18095 * config/i386/predicates.md (x86_64_immediate_operand)
18096 <case CONST_INT>: Remove unneeded truncation to DImode.
18097 <case CONST>: Ditto.
18098 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
18100 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
18103 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
18104 The xxperm and xxpermr instructions require that the 2nd input
18105 operand overlap with the output operand, and not the 1st.
18106 (altivec_vperm_v8hiv16qi): Likewise.
18107 (altivec_vperm_<mode>_uns_internal): Likewise.
18108 (altivec_vpermr_<mode>_internal): Likewise.
18109 (vperm_v8hiv4si): Likewise.
18110 (vperm_v16qiv8hi): Likewise.
18112 2016-07-12 Nathan Sidwell <nathan@acm.org>
18114 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
18115 when -mno-pic-data-is-text-relative is in effect, by default.
18116 * doc/invoke.texi (mpic-data-is-text-relative): Document new
18117 behavior and clarify.
18119 2016-07-12 Martin Liska <mliska@suse.cz>
18121 * params.def: Add avg-loop niter.
18122 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
18123 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
18124 * doc/invoke.texi: Document the new parameter.
18126 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18128 PR middle-end/71700
18129 * expr.c (store_constructor): Mask sign-extended bits when widening
18130 sub-word constructor element at the start of a word.
18132 2016-07-12 Martin Liska <mliska@suse.cz>
18134 * Makefile.in: Append rule for params-options.h.
18135 * params-options.h: New file.
18137 2016-07-12 Martin Liska <mliska@suse.cz>
18139 * ira-build.c (mark_loops_for_removal): Properly iterate
18142 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
18143 Richard Biener <rguenther@suse.de>
18145 PR tree-optimization/23286
18146 PR tree-optimization/70159
18147 * doc/invoke.texi: Document -fcode-hoisting.
18148 * common.opt (fcode-hoisting): New flag.
18149 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
18150 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
18151 (do_regular_insertion): Rename to ...
18152 (do_pre_regular_insertion): ... this and amend general comments
18153 on insertion strathegy.
18154 (do_partial_partial_insertion): Rename to ...
18155 (do_pre_partial_partial_insertion): ... this.
18156 (do_hoist_insertion): New function.
18157 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
18158 and call do_hoist_insertion properly.
18160 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
18161 (pass_pre::execute): Register hoist_insert stats.
18163 2016-07-12 Jakub Jelinek <jakub@redhat.com>
18165 PR middle-end/71716
18166 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
18167 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
18168 is different from mode's bitsize. Small cleanup.
18170 2016-07-12 Richard Biener <rguenther@suse.de>
18172 PR rtl-optimization/68961
18173 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
18174 to simplify to a non-constant.
18176 2016-07-11 Jakub Jelinek <jakub@redhat.com>
18178 PR middle-end/71758
18179 * omp-low.c (expand_omp_target): Gimplify device.
18181 PR tree-optimization/71823
18182 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
18183 to get vec_oprnds2 from op2.
18185 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
18187 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
18188 Hoist common subexpressions.
18189 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
18191 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
18194 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
18195 prevent generation of 'stxsiwx' on pre Power8 hardware.
18197 2016-07-11 David Malcolm <dmalcolm@redhat.com>
18199 * input.c: Include cpplib.h.
18200 (selftest::temp_source_file): New class.
18201 (selftest::temp_source_file::temp_source_file): New ctor.
18202 (selftest::temp_source_file::~temp_source_file): New dtor.
18203 (selftest::should_have_column_data_p): New function.
18204 (selftest::test_should_have_column_data_p): New function.
18205 (selftest::temp_line_table): New class.
18206 (selftest::temp_line_table::temp_line_table): New ctor.
18207 (selftest::temp_line_table::~temp_line_table): New dtor.
18208 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
18209 it to create a temp_line_table.
18210 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
18211 locations that are known to have column data.
18212 (selftest::line_table_case): New struct.
18213 (selftest::test_reading_source_line): Move tempfile handling
18214 to class temp_source_file.
18215 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
18216 (selftest::assert_token_loc_eq): New function.
18217 (ASSERT_TOKEN_LOC_EQ): New macro.
18218 (selftest::test_lexer): New function.
18219 (selftest::boundary_locations): New array.
18220 (selftest::input_c_tests): Call test_should_have_column_data_p.
18221 Loop over a test matrix of interesting values of location and
18222 default_range_bits, calling test_lexer on each case in the matrix.
18223 Move call to test_accessing_ordinary_linemaps into the matrix.
18224 * selftest.h (ASSERT_EQ): Reimplement in terms of...
18225 (ASSERT_EQ_AT): New macro.
18227 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
18230 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
18231 Don't convert TImode in debug insn.
18233 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
18235 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
18236 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
18237 (tree_type_common::lang_flag_7): New.
18238 (tree_type_common::spare): Reduce size.
18239 * tree.h (TYPE_ALIGN_OK): Remove.
18240 (TYPE_LANG_FLAG_7): New.
18241 (get_inner_reference): Adjust header.
18242 * print-tree.c (print_node): Adjust.
18243 * expr.c (get_inner_reference): Remove parameter keep_aligning.
18244 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
18245 calls to get_inner_reference.
18246 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
18247 handling of TYPE_ALIGN_OK.
18248 * builtins.c (get_object_alignment_2): Adjust call to
18249 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
18250 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
18252 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
18253 * cfgexpand.c (expand_debug_expr): Likewise.
18254 * dbxout.c (dbxout_expand_expr): Likewise.
18255 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
18256 loc_list_from_tree, fortran_common): Likewise.
18257 * fold-const.c (optimize_bit_field_compare,
18258 decode_field_reference, fold_unary_loc, fold_comparison,
18259 split_address_to_core_and_offset): Likewise.
18260 * gimple-laddress.c (execute): Likewise.
18261 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
18262 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
18263 * hsa-gen.c (gen_hsa_addr): Likewise.
18264 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
18265 * tsan.c (instrument_expr): Likewise.
18266 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
18267 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
18268 * tree-affine.c (tree_to_aff_combination,
18269 get_inner_reference_aff): Adjust calls to get_inner_reference.
18270 * tree-data-ref.c (split_constant_offset_1,
18271 dr_analyze_innermost): Likewise.
18272 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
18273 * tree-sra.c (ipa_sra_check_caller): Likewise.
18274 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
18275 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
18276 bswap_replace): Likewise.
18277 * tree-vect-data-refs.c (vect_check_gather,
18278 vect_analyze_data_refs): Likewise.
18279 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
18280 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
18283 2016-07-11 David Malcolm <dmalcolm@redhat.com>
18285 * Makefile.in (selftest-valgrind): New phony target.
18286 * function-tests.c (selftest::build_cfg): Delete pass instances
18287 created by the test.
18288 (selftest::convert_to_ssa): Likewise.
18289 (selftest::test_expansion_to_rtl): Likewise.
18290 * tree-cfg.c (selftest::test_linear_chain): Release dominator
18292 (selftest::test_diamond): Likewise.
18294 2016-07-11 Richard Biener <rguenther@suse.de>
18296 PR tree-optimization/71816
18297 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
18298 than replacing all of its operands.
18300 2016-07-11 Alan Modra <amodra@gmail.com>
18302 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
18303 (ctr<mode>): Add unspec.
18304 (ctr<mode>_internal*): Likewise.
18306 2016-07-08 James Bowman <james.bowman@ftdichip.com>
18308 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
18309 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
18311 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
18313 PR rtl-optimization/71621
18314 * lra-constraints.c (process_alt_operands): Check combination of
18315 reg class and mode.
18317 2016-07-08 Jason Merrill <jason@redhat.com>
18318 Richard Biener <rguenther@suse.de>
18320 P0145: Refining Expression Order for C++.
18321 * gimplify.c (initial_rhs_predicate_for): New.
18322 (gimplfy_modify_expr): Gimplify RHS before LHS.
18324 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18327 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18328 Allow standard error handling to take over when a wrong number
18329 of arguments is presented to __builtin_vec_ld () or
18330 __builtin_vec_st ().
18332 2016-07-08 Jiong Wang <jiong.wang@arm.com>
18334 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
18339 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
18340 __builtin_aarch64_fmaxv2sf.
18341 (vmaxnmq_f32): Likewise.
18342 (vmaxnmq_f64): Likewise.
18343 (vminnm_f32): Likewise.
18344 (vminnmq_f32): Likewise.
18345 (vminnmq_f64): Likewise.
18347 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
18350 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
18351 enable -mfloat128-hardware by default.
18352 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
18353 that IEEE 128-bit hardware support needs.
18354 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
18355 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
18356 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
18357 floating point requires.
18358 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
18359 -mfloat128 and -mfloat128-hardware changes.
18361 2016-07-08 Alan Hayward <alan.hayward@arm.com>
18363 PR tree-optimization/71667
18364 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
18366 2016-07-08 Martin Liska <mliska@suse.cz>
18368 PR middle-end/71606
18369 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
18370 folding produces SAVE_EXPRs, thus return false for the type.
18372 2016-07-07 Martin Liska <mliska@suse.cz>
18374 * file-find.c (remove_prefix): New function.
18375 * file-find.h (remove_prefix): Declare the function.
18376 * gcc-ar.c (main): Skip a folder of the wrapper if
18377 a wrapped binary would point to the same file.
18379 2016-07-07 Jan Hubicka <jh@suse.cz>
18381 * tree-scalar-evolution.c (iv_can_overflow_p): export.
18382 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
18383 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
18385 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
18388 * ipa-inline-analysis.c (compute_inline_parameters): Set
18389 local.can_change_signature to false for intrumentation
18392 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18394 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
18395 with TARGET_HAVE_MOVT.
18396 (TARGET_HAVE_MOVT): Define.
18397 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
18398 availability with TARGET_HAVE_MOVT.
18399 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
18401 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
18403 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
18404 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
18405 * config/arm/constraints.md (define_constraint "j"): Use
18406 TARGET_HAVE_MOVT to check MOVT availability.
18408 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18410 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
18412 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18414 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
18415 (armv8-m.main): Likewise.
18416 (armv8-m.main+dsp): Likewise.
18417 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
18418 (FL_FOR_ARCH8M_MAIN): Likewise.
18419 * config/arm/arm-tables.opt: Regenerate.
18420 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
18421 armv8-m.main+dsp to BE8_LINK_SPEC.
18422 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
18423 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
18424 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
18425 Baseline and Mainline.
18426 (arm_option_override_internal): Also disable arm_restrict_it when
18427 !arm_arch_notm. Update comment for -munaligned-access to also cover
18429 (arm_file_start): Increase buffer size for printing architecture name.
18430 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
18431 and armv8-m.main+dsp.
18432 (mno-unaligned-access): Clarify that this is disabled by default for
18433 ARMv8-M Baseline architectures as well.
18435 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18437 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
18438 decide whether to prevent some libgcc routines being included for some
18439 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
18440 link between this condition and the one in
18441 libgcc/config/arm/lib1func.S.
18443 2016-07-07 Richard Biener <rguenther@suse.de>
18445 * tree-ssa-pre.c: Include alias.h.
18446 (compute_avail): If we have multiple VN_REFERENCEs with the
18447 same hashtable entry adjust that to make it a valid replacement
18448 for all of them with respect to alignment and aliasing
18449 when doing insertion.
18450 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
18451 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
18453 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
18457 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
18458 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
18461 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18463 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
18464 (adjust_mems): Adjust.
18465 (adjust_insn): Likewise.
18466 (prepare_call_arguments): Likewise.
18468 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18470 * gcse.c (struct ls_expr): Make stores field a vector.
18471 (ldst_entry): Adjust.
18472 (free_ldst_entry): Likewise.
18473 (print_ldst_list): Likewise.
18474 (compute_ld_motion_mems): Likewise.
18475 (update_ld_motion_stores): Likewise.
18477 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18479 * gcse.c (struct ls_expr): Remove loads field.
18480 (ldst_entry): Adjust.
18481 (free_ldst_entry): Likewise.
18482 (print_ldst_list): Likewise.
18483 (compute_ld_motion_mems): Likewise.
18485 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18487 * store-motion.c (struct st_expr): Make antic_stores a vector.
18488 (st_expr_entry): Adjust.
18489 (free_st_expr_entry): Likewise.
18490 (print_store_motion_mems): Likewise.
18491 (find_moveable_store): Likewise.
18492 (compute_store_table): Likewise.
18493 (remove_reachable_equiv_notes): Likewise.
18494 (replace_store_insn): Likewise.
18495 (build_store_vectors): Likewise.
18497 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18499 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
18500 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
18502 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
18504 PR tree-optimization/71518
18505 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
18506 misalign also for outer loops with negative step.
18508 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
18510 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
18511 (cortex_a53_shift): Add mov_shift.
18512 (cortex_a53_shift_reg): Add new reservation for register shifts.
18513 (cortex_a53_alu): Remove bfm.
18514 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
18515 (cortex_a53_alu_extr): Add new reservation for EXTR.
18516 (bypasses): Improve bypass modelling.
18518 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18521 * config/avr/avr.c (avr_asm_select_section): Strip off
18522 SECTION_DECLARED from flags when calling get_section.
18524 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18526 * tree-vectorizer.h (vect_memory_access_type): Add
18527 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
18528 * tree-vect-stmts.c (compare_step_with_zero): New function.
18529 (perm_mask_for_reverse): Move further up file.
18530 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
18532 (get_negative_load_store_type): New function.
18533 (get_load_store_type): Call it. Add an ncopies argument.
18534 (vectorizable_mask_load_store): Update call accordingly and
18535 remove tests for negative steps.
18536 (vectorizable_store, vectorizable_load): Likewise. Handle new
18537 memory_access_types.
18539 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18541 * tree-vectorizer.h (vect_memory_access_type): New enum.
18542 (_stmt_vec_info): Add a memory_access_type field.
18543 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
18544 (vect_model_store_cost): Take an access type instead of a boolean.
18545 (vect_model_load_cost): Likewise.
18546 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
18547 vect_model_store_cost and vect_model_load_cost.
18548 * tree-vect-stmts.c (vec_load_store_type): New enum.
18549 (vect_model_store_cost): Take an access type instead of a
18550 store_lanes_p boolean. Simplify tests.
18551 (vect_model_load_cost): Likewise, but for load_lanes_p.
18552 (get_group_load_store_type, get_load_store_type): New functions.
18553 (vectorizable_store): Use get_load_store_type. Record the access
18554 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
18555 (vectorizable_load): Likewise.
18556 (vectorizable_mask_load_store): Likewise. Replace is_store
18557 variable with vls_type.
18559 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18561 * tree-vectorizer.h (vect_grouped_load_supported): Add a
18562 single_element_p parameter.
18563 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
18564 Check the PR65518 case here rather than in vectorizable_load.
18565 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
18566 * tree-vect-stmts.c (vectorizable_load): Likewise.
18568 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18570 * tree-vectorizer.h (gather_scatter_info): New structure.
18571 (vect_check_gather_scatter): Return a bool rather than a decl.
18572 Replace return-by-pointer arguments with a single
18573 gather_scatter_info *.
18574 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
18575 (vect_analyze_data_refs): Update call accordingly.
18576 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
18577 (vectorizable_mask_load_store): Likewise. Also record the
18578 offset dt and vectype in the gather_scatter_info.
18579 (vectorizable_store): Likewise.
18580 (vectorizable_load): Likewise.
18582 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18584 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
18585 strided groups, use the cost of N scalar accesses instead
18586 of ncopies vector accesses.
18587 (vect_model_load_cost): Likewise.
18589 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18591 * tree-vect-stmts.c (vect_cost_group_size): Delete.
18592 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
18593 variable to indicate when once-per-group costs are being used.
18594 (vect_model_load_cost): Likewise. Fix comment and misindented code.
18596 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18598 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
18599 peeling-for-gaps condition.
18601 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18603 * config/s390/s390.c (s390_expand_vec_init): Force initializer
18604 element to register if it doesn't match general_operand.
18606 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
18607 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18609 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
18611 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
18612 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
18613 (SIGNBIT): New mode iterator.
18614 (Fsignbit): New mode attribute.
18615 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
18616 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
18617 when direct moves are available.
18618 (signbit<mode>2_dm): New define_insn_and_split).
18619 (signbit<mode>2_dm2): New define_insn.
18621 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18623 PR rtl-optimization/71594
18624 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
18625 into subregs of appropriate mode before trying to emit a conditional
18628 2016-07-05 Jan Hubicka <jh@suse.cz>
18630 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
18631 (simple_iv): Use it.
18633 2016-07-05 Jan Hubicka <jh@suse.cz>
18635 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
18637 2016-07-05 Jiong Wang <jiong.wang@arm.com>
18639 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
18642 2016-07-05 Jan Hubicka <jh@suse.cz>
18644 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
18647 2016-07-05 Richard Biener <rguenther@suse.de>
18649 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
18650 Handle empty else block.
18651 (is_feasible_trace): Likewise.
18652 (split_paths): Likewise.
18654 2016-07-05 Richard Biener <rguenther@suse.de>
18656 * tree-loop-distribution.c (distribute_loop): Fix issue with
18657 the cost model loop.
18659 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
18661 * config/arm/neon-testgen.ml: Delete.
18662 * config/arm/neon.ml: Delete.
18664 2016-07-04 Jakub Jelinek <jakub@redhat.com>
18667 * tree.c (attribute_value_equal): Use get_attribute_name instead of
18668 directly using TREE_PURPOSE.
18670 2016-07-04 Jiong Wang <jiong.wang@arm.com>
18672 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
18673 * config/aarch64/aarch64_neon.h: Likewise.
18674 * config/aarch64/arm_neon.h: Likewise.
18675 * config/aarch64/atomics.md: Likewise.
18676 * config/aarch64/aarch64-simd-builtins.def: Likewise.
18677 * doc/invoke.texi: Likewise.
18679 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
18681 * config/s390/s390.md: Add "z13" cpu_facility.
18682 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
18683 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
18684 condition" type instructions.
18686 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
18687 Jeff Law <law@redhat.com>
18689 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
18690 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
18692 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
18694 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
18695 permutation for TARGET_AVX512F.
18696 (ix86_expand_vec_one_operand_perm_avx512): New function.
18697 (expand_vec_perm_1): Invoke introduced function.
18698 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
18699 it may be not valid after vectorization.
18701 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18704 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
18705 typo in comment. Only force to memory if it is a weak
18706 external reference.
18708 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
18709 Jiong Wang <jiong.wang@arm.com>
18711 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
18712 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
18713 (AARCH64_FL_F16): New.
18714 (AARCH64_FL_FOR_ARCH8_2): New.
18715 (AARCH64_ISA_8_2): New.
18716 (AARCH64_ISA_F16): New.
18717 (TARGET_FP_F16INST): New.
18718 (TARGET_SIMD_F16INST): New.
18719 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
18720 ("fp"): Disabling "fp" also disables "fp16".
18721 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
18722 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
18723 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
18724 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
18726 2016-07-04 Jan Beulich <jbeulich@suse.com>
18728 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
18730 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
18733 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
18734 the insns, use an insn form that does not adjust the offset on
18735 little endian systems.
18737 2016-07-01 Jan Beulich <jbeulich@suse.com>
18739 * varasm.c (get_variable_section): Validate initializer in
18740 named .bss-like sections.
18742 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
18744 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
18745 Exchange the order of the second and third operands in the vpermr
18746 instruction tmeplate.
18748 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
18751 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
18752 Disallow TDmode values.
18754 2016-07-01 Alan Modra <amodra@gmail.com>
18756 PR rtl-optimization/71709
18757 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
18758 being set, not referenced.
18760 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
18762 PR tree-optimization/70729
18763 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
18764 of loop since it can be not valid after transformation.
18766 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18768 * config/arm/arm.c (thumb_reload_in_hi): Delete.
18769 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
18771 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
18773 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
18776 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
18779 * config/rs6000/constraints.md (wY constraint): New constraint to
18780 match the requirements for the LXSD and STXSD instructions.
18781 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
18782 predicate to match the requirements for the LXSD and STXSD
18784 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
18785 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
18786 to make sure that the bottom 2 bits of offset are 0, the address
18787 form is offsettable, and no updating is done in the address mode.
18788 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
18789 (movdi_internal32): Likewise
18790 (movdi_internal64): Likewise.
18792 2016-06-30 Jakub Jelinek <jakub@redhat.com>
18794 PR tree-optimization/71707
18795 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
18796 strinfo even for ADDR_EXPR ptr.
18798 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
18800 * config/rs6000/altivec.md (darn_32): Change the condition to
18801 TARGET_P9_MISC instead of TARGET_MODULO.
18802 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
18803 condition expression.
18804 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
18805 condition expression.
18806 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
18807 (DFP_TEST): New code iterator.
18808 (dfptstsfi_<code>_mode>): New define_expand.
18809 (*dfp_sgnfcnc_<mode>): New define_insn.
18810 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
18811 definition next to BU_P9_MISC_1 definition and change the MASK
18812 value to RS6000_BTM_P9_MISC.
18813 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
18814 (BU_P9_64BIT_MISC_0): Likewise.
18815 (BU_P9_DFP_MISC_0): New macro definition.
18816 (BU_P9_DFP_MISC_1): New macro definition.
18817 (BU_P9_DFP_MISC_2): New macro definition.
18818 (BU_P9_DFP_OVERLOAD_1): New macro definition.
18819 (BU_P9_DFP_OVERLOAD_2): New macro definition.
18820 (BU_P9_DFP_OVERLOAD_3): New macro definition.
18821 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
18822 (TSTSFI_LT_TD): Likewise.
18823 (TSTSFI_EQ_DD): Likewise.
18824 (TSTSFI_EQ_TD): Likewise.
18825 (TSTSFI_GT_DD): Likewise.
18826 (TSTSFI_GT_TD): Likewise.
18827 (TSTSFI_OV_DD): Likewise.
18828 (TSTSFI_OV_TD): Likewise.
18829 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
18830 (TSTSFI_LT_DD): Likewise.
18831 (TSTSFI_LT_TD): Likewise.
18832 (TSTSFI_EQ): Likewise.
18833 (TSTSFI_EQ_DD): Likewise.
18834 (TSTSFI_EQ_TD): Likewise.
18835 (TSTSFI_GT): Likewise.
18836 (TSTSFI_GT_DD): Likewise.
18837 (TSTSFI_GT_TD): Likewise.
18838 (TSTSFI_OV): Likewise.
18839 (TSTSFI_OV_DD): Likewise.
18840 (TSTSFI_OV_TD): Likewise.
18841 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18842 overloaded test significance functions.
18843 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18844 OPTION_MASK_P9_MISC into the representation of this mask.
18845 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
18847 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
18848 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
18850 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
18851 argument is a 6-bit unsigned literal value if the icode argument
18852 represents a DFP test significance built-in call.
18853 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
18854 flag used independently and in combination with the
18855 RS6000_BTM_64BIT flag.
18856 (rs6000_opt_masks): Add entry for power9-misc command-line option.
18857 (rs6000_builtin_mask_names): Add entry for power9-misc
18858 command-line option.
18859 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
18860 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
18861 RS6000_BTM_P9_MISC macros.
18862 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
18863 option and change the description of the -mpower9-vector option to
18864 enable only vector instructions, removing its erroneously claimed
18865 support for scalar instructions.
18866 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
18867 the ISA 3.0 digital floating point test significance built-in
18870 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
18872 * config/aarch64/aarch64.c (cortexa35_tunings):
18873 Enable AES fusion. Use cortexa57_branch_cost.
18874 (cortexa53_tunings): Use cortexa57_branch_cost.
18875 (cortexa72_tunings): Use cortexa57_branch_cost.
18876 Use AUTOPREFETCHER_WEAK.
18877 (cortexa73_tunings): Use cortexa57_branch_cost.
18879 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18880 James Greenhalgh <james.greenhalgh@arm.com>
18882 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
18883 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
18884 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
18885 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
18886 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
18887 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
18888 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
18889 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
18890 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
18891 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
18892 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
18893 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
18894 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
18897 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
18898 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18900 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
18902 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
18904 2016-06-30 David Malcolm <dmalcolm@redhat.com>
18907 * gcc.c (driver::build_option_suggestions): Pass "option" to
18908 add_misspelling_candidates.
18909 * opts-common.c (add_misspelling_candidates): Add "option" param;
18910 use it to avoid adding negated forms for options marked with
18912 * opts.h (add_misspelling_candidates): Add "option" param.
18914 2016-06-30 Jakub Jelinek <jakub@redhat.com>
18916 PR middle-end/71693
18917 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
18918 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
18919 first when permuting bitwise operation with rotate. Cast
18920 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
18922 2016-06-29 David Malcolm <dmalcolm@redhat.com>
18924 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
18925 for misspelled param names.
18926 * params.c: Include spellcheck.h.
18927 (find_param_fuzzy): New function.
18928 * params.h (find_param_fuzzy): New prototype.
18929 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
18930 * spellcheck.h (struct edit_distance_traits<const char *>):
18933 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
18935 * config/rs6000/predicates.md (const_0_to_7_operand): New
18936 predicate, recognize 0..7.
18937 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
18938 support for doing extracts from V16QImode, V8HImode, V4SImode
18940 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
18941 vector extract support.
18942 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
18943 for ISA 3.0 vector extract.
18944 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
18945 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
18946 extracts of a constant element number from small integer vectors
18947 on 64-bit ISA 3.0 systems.
18948 (vsx_extract_<mode>_di): Likewise.
18949 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
18950 say when we can do ISA 3.0 vector extracts.
18951 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
18952 registers, using the stxsiwx instruction.
18954 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
18956 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
18957 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
18958 qdf24xx_regmove_cost, qdf24xx_tunings): New.
18959 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
18960 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
18961 * config/arm/arm.c (arm_qdf24xx_tune): New.
18963 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
18965 * config/aarch64/aarch64.c (cortexa53_tunings):
18966 Increase loop alignment to 8. Set function alignment to 16.
18967 (cortexa35_tunings): Likewise.
18968 (cortexa57_tunings): Increase loop alignment to 8.
18969 (cortexa72_tunings): Likewise.
18970 (cortexa73_tunings): Likewise.
18972 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
18974 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
18975 for arm_fp16_ok and arm_fp16_hw.
18976 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
18977 arm_fp16_alternative.
18979 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
18981 PR tree-optimization/71655
18982 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
18983 types when swapping operands.
18985 2016-06-29 Martin Liska <mliska@suse.cz>
18987 PR middle-end/71585
18988 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
18989 * ipa-inline-transform.c (inline_call): Remove unnecessary call
18990 of build_optimization_node.
18992 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
18994 PR tree-optimization/70729
18995 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
18996 independent in loops having positive safelen value.
18997 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
18998 it may be not valid after vectorization.
19000 2016-06-29 Jakub Jelinek <jakub@redhat.com>
19002 PR tree-optimization/71625
19003 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
19004 is sorted by ascending list->offset. If PTR is non-NULL and there is
19005 previous strinfo, call get_stridx_plus_constant.
19006 (get_stridx): Pass exp as second argument to get_addr_stridx.
19007 (addr_stridxptr): Add missing list = list->next, so that there can be
19008 more than one entries in the list. Bump limit from 16 to 32. Ensure
19009 the list is sorted by ascending list->offset.
19010 (get_stridx_plus_constant): Adjust so that it can be also called with
19011 ADDR_EXPR instead of SSA_NAME as PTR.
19012 (handle_char_store): Pass NULL_TREE as second argument to
19015 2016-06-29 Richard Biener <rguenther@suse.de>
19017 PR rtl-optimization/68961
19018 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
19020 2016-06-29 Richard Biener <rguenther@suse.de>
19022 PR middle-end/71002
19023 * alias.c (component_uses_parent_alias_set_from): Handle
19024 type punning through union accesses by using the union alias set.
19025 * gimple.c (gimple_get_alias_set): Remove union type punning case.
19027 2016-07-29 Richard Biener <rguenther@suse.de>
19029 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
19030 precision not matching mode precision.
19032 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
19034 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
19035 pa_output_arg_descriptor.
19036 (call_val_symref_64bit_post_reload): Likewise.
19037 (call_val_powf_64bit_post_reload): Likewise.
19038 (sibcall_internal_symref_64bit): Likewise.
19039 (sibcall_value_internal_symref_64bit): Likewise.
19041 2016-06-28 Jakub Jelinek <jakub@redhat.com>
19043 PR middle-end/71626
19044 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
19045 a constant, force its SUBREG_REG into memory or register instead
19048 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
19051 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
19052 * doc/invoke.texi (AVR Options): Document it.
19054 2016-06-28 Walter Lee <walt@tilera.com>
19056 * config/tilegx/linux.h: Do not include arch/icache.h
19057 (CLEAR_INSN_CACHE): Provide inlined definition directly.
19058 * config/tilepro/linux.h: Do not include arch/icache.h
19059 (CLEAR_INSN_CACHE): Provide inlined definition directly.
19061 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
19063 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
19064 for big-endian BIT_FIELD_REF.
19066 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
19068 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
19069 ('size' attribute): Add '128'.
19071 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
19072 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
19073 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
19074 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
19075 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
19076 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
19077 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
19078 *trunc<mode>df2_odd): Set size attribute to '128'.
19079 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
19080 * config/rs6000/power6.md (power6-fp): Include dfp type.
19081 * config/rs6000/power7.md (power7-fp): Likewise.
19082 * config/rs6000/power8.md (power8-fp): Likewise.
19083 * config/rs6000/power9.md: New file.
19084 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
19085 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
19086 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
19088 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
19089 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
19090 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
19091 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
19092 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
19093 dfp_dscri_<mode>): Change type attribute to dfp.
19094 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
19095 attribute to vecsimple.
19096 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
19097 and prefetch streams.
19098 (rs6000_option_override_internal): Remove temporary code setting
19099 tuning to power8. Don't set rs6000_sched_groups for power9.
19100 (last_scheduled_insn): Change to rtx_insn *.
19101 (divide_cnt, vec_load_pendulum): New variables.
19102 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
19103 (rs6000_issue_rate): Set issue rate for Power9.
19104 (is_power9_pairable_vec_type): New.
19105 (power9_sched_reorder2): New.
19106 (rs6000_sched_reorder2): Call new function for Power9 specific
19108 (insn_must_be_first_in_group): Remove Power9.
19109 (insn_must_be_last_in_group): Likewise.
19110 (force_new_group): Likewise.
19111 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
19112 Initialize divide_cnt/vec_load_pendulum.
19113 (_rs6000_sched_context, rs6000_init_sched_context,
19114 rs6000_set_sched_context): Handle context save/restore of new
19117 2016-06-28 Richard Biener <rguenther@suse.de>
19119 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
19120 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
19121 COMPONENT_REF operand.
19122 (nonoverlapping_component_refs_p): Likewise.
19123 * stor-layout.c (start_bitfield_representative): Mark
19124 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
19126 2016-06-28 Jakub Jelinek <jakub@redhat.com>
19128 * Makefile.in: Don't cat ../stage_current if it does not exist.
19130 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
19131 last argument is a bit-field.
19133 PR rtl-optimization/71673
19134 * internal-fn.c (expand_arith_overflow_result_store): Use
19135 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
19136 expand_simple_binop.
19138 PR middle-end/66867
19139 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
19140 expand_ifn_atomic_compare_exchange): New functions.
19141 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
19142 * tree.h (build_call_expr_internal_loc): Rename to ...
19143 (build_call_expr_internal_loc_array): ... this. Fix up type of
19145 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
19146 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
19147 ATOMIC_COMPARE_EXCHANGE result.
19148 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
19149 * gimple-fold.h (optimize_atomic_compare_exchange_p,
19150 fold_builtin_atomic_compare_exchange): New prototypes.
19151 * gimple-fold.c (optimize_atomic_compare_exchange_p,
19152 fold_builtin_atomic_compare_exchange): New functions..
19153 * tree-ssa.c (execute_update_addresses_taken): If
19154 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
19155 of call when finding addressable vars, and if such var becomes
19156 non-addressable, call fold_builtin_atomic_compare_exchange.
19158 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
19161 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
19162 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
19164 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
19166 * config/rs6000/rs6000.md ('type' attribute): Add
19167 veclogical,veccmpfx,vecexts,vecmove insn types.
19168 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
19169 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
19170 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
19171 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
19172 *nabs<mode>2_hw): Change type to vecmove.
19173 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
19174 *boolcc<mode>3_internal, *eqv<mode>3_internal,
19175 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
19176 *ieee_128bit_vsx_abs<mode>2_internal,
19177 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
19178 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
19179 *ieee128_mtvsrd_32bit): Change type to veclogical.
19180 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
19181 *movdi_internal32, *movdi_internal64): Update insn types.
19182 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
19183 vsx_extract_<mode>): Change type to veclogical.
19184 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
19185 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
19186 *vsx_sign_extend_si_v2di): Change type to vecexts.
19187 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
19188 type to veclogical.
19189 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
19190 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
19191 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
19192 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
19193 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
19194 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
19195 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
19196 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
19197 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
19198 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
19199 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
19200 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
19201 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
19202 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
19203 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
19204 (ppc7450-vecsimple): Add veclogical, vecmove.
19205 (ppc7450-veccmp): Add veccmpfx.
19206 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
19208 (ppc8540_vector_compare): Add veccmpfx.
19209 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
19210 * config/rs6000/cell.md (cell-fp): Add fpsimple.
19211 (cell-vecsimple): Add veclogical, vecmove.
19212 (cell-veccmp): Add veccmpfx.
19213 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
19214 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
19216 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
19217 * config/rs6000/power4.md (power4-fp): Add fpsimple.
19218 (power4-vecsimple): Add veclogical, vecmove.
19219 (power4-veccmp): Add veccmpfx.
19220 * config/rs6000/power5.md (power5-fp): Add fpsimple.
19221 * config/rs6000/power6.md (power6-fp): Add fpsimple.
19222 (power6-vecsimple): Add veclogical, vecmove.
19223 (power6-veccmp): Add veccmpfx.
19224 * config/rs6000/power7.md (power7-fp): Add fpsimple.
19225 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
19226 * config/rs6000/power8.md (power8-fp): Add fpsimple.
19227 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
19228 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
19229 * config/rs6000/titan.md (titan_fp): Add fpsimple.
19230 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
19232 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
19234 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
19237 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
19238 OPTION_MASK_P9_DFORM_VECTOR.
19239 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
19240 disable -mpower9-dform-vector when using reload.
19241 (quad_address_p): Remove 'gpr_p' argument and all associated code.
19242 New 'strict' argument. Update all callers. Add strict addressing
19244 (rs6000_legitimate_offset_address_p): Remove call to
19245 virtual_stack_registers_memory_p.
19246 (rs6000_legitimize_reload_address): Add quad address support.
19247 (rs6000_legitimate_address_p): Move call to quad_address_p above
19248 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
19249 to account for new strict usage.
19250 (rs6000_output_move_128bit): Adjust quad_address_p args to account
19251 for new strict usage.
19252 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
19254 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
19261 * config/i386/i386.c (ix86_spill_class): Disable condition to
19262 always return NO_REGS.
19264 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
19266 * predict.c: Include gimple-pretty-print.h
19267 (predicted_by_loop_heuristics_p): Check also
19268 PRED_LOOP_EXIT_WITH_RECURSION
19269 (predict_loops): Find self recursive calls and use special purpose
19270 predictors for them; dump log about decisions.
19271 (pass_profile::execute): Dump info about #of iterations.
19272 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
19273 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
19275 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
19277 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
19278 output_asm_insn calls and shorten long lines. Output .CALL
19279 argument descriptor using pa_output_arg_descriptor. Add various
19280 inline $$dyncall and other optimizations.
19281 (pa_attr_length_indirect_call): Adjust ordering and lengths.
19283 2016-06-25 Jakub Jelinek <jakub@redhat.com>
19285 PR tree-optimization/71643
19286 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
19289 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
19290 leak a bitmap if dep_bb is NULL.
19292 PR tree-optimization/71631
19293 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
19294 to rewrite_expr_tree even if negate_result, move new_lhs var
19295 declaration and initialization earlier, for powi_result set afterwards
19296 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
19297 if new_lhs != lhs, and don't shadow gsi var.
19299 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
19301 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
19302 Add in_loop parameter.
19303 (predict_loops): Add loop guard heuristics.
19304 * predict.def (PRED_LOOP_GUARD): New heuristics.
19306 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
19308 * predict.c: Include ipa-utils.h
19309 (tree_bb_level_prediction): Predict recursive calls.
19310 (tree_estimate_probability_bb): Skip inexpensive calls for call
19312 * predict.def (PRED_RECURSIVE_CALL): New.
19314 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19316 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
19317 (BU_FLOAT128_1): Likewise.
19319 (COPYSIGNQ): Likewise.
19320 (RS6000_BUILTIN_NANQ): Likewise.
19321 (RS6000_BUILTIN_NANSQ): Likewise.
19322 (RS6000_BUILTIN_INFQ): Likewise.
19323 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
19324 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
19325 (TARGET_FOLD_BUILTIN): New #define.
19326 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
19327 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
19328 (rs6000_fold_builtin): New target hook implementation, handling
19329 folding of 128-bit NaNs and infinities.
19330 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
19331 entries are filled in to avoid problems during bootstrap
19332 self-test; define builtins for 128-bit NaNs and infinities.
19333 (rs6000_opt_mask): Add entry for float128.
19334 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
19335 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
19336 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
19337 (const_str_type_node): New #define.
19338 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
19339 to a define_expand that dispatches to either copysign<mode>3_soft
19340 or copysign<mode>3_hard.
19341 (copysign<mode>3_hard): Rename from copysign<mode>3.
19342 (copysign<mode>3_soft): New define_insn.
19343 * doc/extend.texi: Document new builtins.
19345 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19347 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
19348 PRIu64 instead of lu.
19350 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
19353 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
19354 copy the type name.
19356 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19358 PR tree-optimization/71647
19359 * omp-low.c (lower_rec_input_clauses): Convert
19360 omp_clause_aligned_alignment (c) to size_type_node for the
19361 last argument of __builtin_assume_aligned.
19363 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
19365 * configure.ac (calling ___tls_get_addr via GOT): New
19366 assembler/linker check.
19367 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
19368 assembler and linker supports calling ___tls_get_addr via GOT.
19369 Otherise, defined to 0.
19370 * config.in: Regenerated.
19371 * configure: Likewise.
19372 * config/i386/constraints.md (Yb): New constraint.
19373 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
19374 (REG_CLASS_NAMES): Likewise.
19375 (REG_CLASS_CONTENTS): Likewise.
19376 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
19377 the b constraint with the Yb constraint. Call ___tls_get_addr
19378 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
19380 (*tls_local_dynamic_base_32_gnu): Likewise.
19381 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
19382 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
19383 (*tls_local_dynamic_base_64_<mode>): Likewise.
19385 2016-06-24 Martin Liska <mliska@suse.cz>
19387 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
19388 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
19390 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
19391 argument to true if the expected number of iterations is
19394 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
19396 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
19397 assemble for 32bit target.
19398 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
19399 and $ld_ix86_gld_32_opt to link for 32bit target.
19400 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
19401 * configure: Regenerate.
19403 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19405 * config/arm/arm.c (int_log2): Delete definition and prototype.
19406 (shift_op): Use exact_log2 instead of int_log2.
19407 (vfp3_const_double_for_fract_bits): Likewise.
19409 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19411 * internal-fn.c (expand_arith_set_overflow): New function.
19412 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
19414 (expand_arith_overflow_result_store): Likewise. Handle precision
19415 smaller than mode precision.
19416 * tree-vrp.c (extract_range_basic): For imag part, handle
19417 properly signed 1-bit precision result.
19418 * doc/extend.texi (__builtin_add_overflow): Document that last
19419 argument can't be pointer to enumerated or boolean type.
19420 (__builtin_add_overflow_p): Document that last argument can't
19421 have enumerated or boolean type.
19423 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
19424 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19426 * config/rs6000/predicates.md (splat_input_operand): Rework.
19427 Don't allow constants, since the insns that use this predicate
19428 don't support constants. Constants are handled by other insns
19429 that are created via combine. During and after register
19430 allocation, only allow indexed or indirect addresses, and not
19431 general addresses. Only allow modes supported by the hardware.
19432 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
19433 comment. Move check for using VSPLTIS<x> to a common location,
19434 instead of doing it in two different places.
19436 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
19438 * config/i386/driver-i386.c (host_detect_local_cpu): Set
19439 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
19440 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
19441 signature_CENTAUR_ebx.
19443 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
19447 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
19448 (as_ix86_gas_32_opt): This.
19449 (ld_ix86_tls_ldm_opt): Renamed to ...
19450 (ld_ix86_gld_32_opt): This.
19451 (R_386_TLS_LDM reloc): Updated.
19452 (R_386_GOT32X reloc): New assembler/linker check.
19453 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
19454 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
19456 * config.in: Regenerated.
19457 * configure: Likewise.
19458 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
19459 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
19460 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
19461 if ix86_force_load_from_GOT_p returns true.
19462 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
19463 ix86_force_load_from_GOT_p returns true.
19464 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
19465 the external function address via the GOT slot.
19466 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
19467 HAVE_AS_IX86_GOT32X before returning false.
19468 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
19469 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
19471 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
19473 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
19475 2016-06-23 Andi Kleen <ak@linux.intel.com>
19477 * Makefile.in: Regenerate.
19478 * doc/install.texi: Document autoprofiledbootstrap.
19480 2016-06-23 Andi Kleen <ak@linux.intel.com>
19482 * config/i386/gcc-auto-profile: New file.
19484 2016-06-23 Martin Liska <mliska@suse.cz>
19486 PR middle-end/71619
19487 * predict.c (predict_loops): Revert the hunk that was removed
19490 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
19492 * config.gcc: Add support for arm*-*-phoenix* targets.
19493 * config/arm/t-phoenix: New.
19494 * config/phoenix.h: New.
19496 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
19497 H.J. Lu <hongjiu.lu@intel.com>
19500 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
19501 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
19502 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
19503 ix86_force_load_from_GOT_p returns true.
19504 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
19505 ix86_force_load_from_GOT_p returns true.
19506 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
19507 ix86_force_load_from_GOT_p returns true.
19508 (ix86_expand_move): Load the external function address via the
19509 GOT slot if ix86_force_load_from_GOT_p returns true.
19510 * config/i386/predicates.md (x86_64_immediate_operand): Return
19511 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
19512 (x86_64_zext_immediate_operand): Ditto.
19514 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
19516 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
19518 2016-06-22 David Malcolm <dmalcolm@redhat.com>
19521 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
19522 * diagnostic.c (pedwarn_at_rich_loc): New function.
19523 * spellcheck.h (best_match::best_match): Add a
19524 "best_distance_so_far" optional parameter.
19525 (best_match::set_best_so_far): New method.
19526 (best_match::get_best_distance): New accessor.
19527 (best_match::get_best_candidate_length): New accessor.
19529 2016-06-22 Nick Clifton <nickc@redhat.com>
19531 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
19532 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
19533 modes are accepted as well.
19534 (ucompare_loc_descriptor): Likewise.
19535 (minmax_loc_descriptor): Likewise.
19536 (clz_loc_descriptor): Likewise.
19537 (popcount_loc_descriptor): Likewise.
19538 (bswap_loc_descriptor): Likewise.
19539 (rotate_loc_descriptor): Likewise.
19540 (mem_loc_descriptor): Likewise.
19541 (loc_descriptor): Likewise.
19543 2016-06-22 David Malcolm <dmalcolm@redhat.com>
19545 * common.opt (fdiagnostics-parseable-fixits): New option.
19546 * diagnostic.c: Include "selftest.h".
19547 (print_escaped_string): New function.
19548 (print_parseable_fixits): New function.
19549 (diagnostic_report_diagnostic): Call print_parseable_fixits.
19550 (selftest::assert_print_escaped_string): New function.
19551 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
19552 (selftest::test_print_escaped_string): New function.
19553 (selftest::test_print_parseable_fixits_none): New function.
19554 (selftest::test_print_parseable_fixits_insert): New function.
19555 (selftest::test_print_parseable_fixits_remove): New function.
19556 (selftest::test_print_parseable_fixits_replace): New function.
19557 (selftest::diagnostic_c_tests): New function.
19558 * diagnostic.h (struct diagnostic_context): Add field
19559 "parseable_fixits_p".
19560 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
19561 -fdiagnostics-parseable-fixits.
19562 (-fdiagnostics-parseable-fixits): New option.
19563 * opts.c (common_handle_option): Handle
19564 -fdiagnostics-parseable-fixits.
19565 * selftest-run-tests.c (selftest::run_tests): Call
19566 selftest::diagnostic_c_tests.
19567 * selftest.h (selftest::diagnostic_c_tests): New prototype.
19569 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
19571 PR tree-optimization/71488
19572 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
19573 comparison of boolean vectors.
19574 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
19575 of boolean vectors using bitwise operations.
19577 2016-06-22 Andreas Schwab <schwab@suse.de>
19579 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
19580 Remove declaration.
19582 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
19584 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
19586 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
19588 * config/i386/i386.c (print_reg): Emit an error message on attempt to
19591 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19593 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
19594 * config/arm/arm-cores.def (cortex-a73): New entry.
19595 (cortex-a73.cortex-a35): Likewise.
19596 (cortex-a73.cortex-a53): Likewise.
19597 * config/arm/arm-tables.opt: Regenerate.
19598 * config/arm/arm-tune.md: Likewise.
19599 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
19600 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19601 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
19602 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19603 * doc/invoke.texi (ARM Options): Document cortex-a73,
19604 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
19606 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19608 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
19609 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
19610 (cortex-a73.cortex-a35): Likewise.
19611 (cortex-a73.cortex-a53): Likewise.
19612 * config/aarch64/aarch64-tune.md: Regenerate.
19613 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
19614 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
19617 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19619 * configure.ac (gcc_cv_as_compress_debug): Remove
19620 --compress-debug-sections as extra as switch.
19621 Handle gas --compress-debug-sections=type.
19622 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
19623 Handle gld --compress-debug-sections=type.
19624 * configure: Regenerate.
19626 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
19628 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
19630 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
19632 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
19633 (do_rewrite): likewise.
19635 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19637 * common/config/mep/mep-common.c: Remove.
19638 * config.gcc: Remove mep-* support.
19639 * config/mep/constraints.md: Remove.
19640 * config/mep/default.h: Remove.
19641 * config/mep/intrinsics.h: Remove.
19642 * config/mep/intrinsics.md: Remove.
19643 * config/mep/ivc2-template.h: Remove.
19644 * config/mep/mep-c5.cpu: Remove.
19645 * config/mep/mep-core.cpu: Remove.
19646 * config/mep/mep-default.cpu: Remove.
19647 * config/mep/mep-ext-cop.cpu: Remove.
19648 * config/mep/mep-intrin.h: Remove.
19649 * config/mep/mep-ivc2.cpu: Remove.
19650 * config/mep/mep-pragma.c: Remove.
19651 * config/mep/mep-protos.h: Remove.
19652 * config/mep/mep.c: Remove.
19653 * config/mep/mep.cpu: Remove.
19654 * config/mep/mep.h: Remove.
19655 * config/mep/mep.md: Remove.
19656 * config/mep/mep.opt: Remove.
19657 * config/mep/predicates.md: Remove.
19658 * config/mep/t-mep: Remove.
19659 * doc/install.texi: Remove mep-* documentation.
19660 * doc/md.texi: Likewise.
19662 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19664 * config.gcc: Remove support for avr-rtems.
19665 * config/avr/gen-avr-mmcu-specs.c: Likewise.
19666 * config/avr/rtems.h: Remove.
19667 * config/avr/t-rtems: Remove.
19669 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19671 * config.gcc: Remove m32r-rtems support.
19672 * config/m32r/rtems.h: Remove.
19674 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19676 * config.gcc: Remove h8300-rtems support.
19677 * config/h8300/rtems.h: Remove.
19678 * config/h8300/t-rtems: Remove.
19680 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19682 * config.gcc: Remove support for knetbsd.
19683 * configure.ac: Likewise.
19684 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
19685 * config/knetbsd-gnu.h: Remove.
19686 * configure: Regenerate.
19688 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19690 * config.gcc: Remove support for openbsd 2 and 3.
19691 * config/openbsd-oldgas.h: Remove.
19693 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19695 * config.gcc: Remove interix support.
19696 * config/i386/i386-interix.h: Remove.
19697 * config/i386/interix.opt: Remove.
19698 * config/i386/t-interix: Remove.
19699 * configure: Regenerate.
19700 * configure.ac: Remove interix support.
19701 * doc/install.texi: Remove interix documentation.
19703 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
19705 * config/rs6000/rs6000.h: Add conditional preprocessing directives
19706 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
19709 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
19711 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
19712 they are both PLACEHOLDER_EXPRs.
19714 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
19716 * stor-layout.c (layout_type): Move setting complex MODE to
19717 layout_type, instead of setting it ahead of time by the caller.
19718 * tree.c (build_complex_type): Likewise.
19720 2016-06-21 Martin Liska <mliska@suse.cz>
19722 * predict.c (force_edge_cold): Replace imposisble with
19725 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
19727 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
19728 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
19730 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
19732 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
19734 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
19735 Ilya Enkovich <ilya.enkovich@intel.com>
19738 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
19739 New member function to convert V1TImode register to SUBREG
19740 TImode in debug insn.
19741 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
19742 after changing register mode to V1TImode.
19744 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
19746 * config/aarch64/aarch64-cores.def (vulcan): New core.
19747 * config/aarch64/aarch64-tune.md: Regenerate.
19748 * doc/invoke.texi: Document vulcan as an available option.
19750 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
19752 * cse.c (canon_asm_operands): New function extracted from...
19753 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
19754 either standalone or member of a PARALLEL.
19756 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
19759 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
19760 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
19761 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
19763 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
19766 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
19767 constant addresses if can_create_pseudo_p.
19769 2016-06-21 Jakub Jelinek <jakub@redhat.com>
19771 PR tree-optimization/71588
19772 * tree-ssa-strlen.c (valid_builtin_call): New function.
19773 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
19776 2016-06-20 Jakub Jelinek <jakub@redhat.com>
19778 PR middle-end/71581
19779 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
19780 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
19781 for conversion of scalar user var to complex type and use the
19782 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
19785 PR rtl-optimization/71591
19786 * toplev.c (toplev::run_self_tests): If no_backend, complain and
19787 don't run any tests.
19789 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
19792 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
19793 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
19794 space for PIC with non-v32 and the common non-PIC "jump".
19796 2016-06-20 Jakub Jelinek <jakub@redhat.com>
19799 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
19800 returned values and add UN*/LTGT/*ORDERED cases with values matching
19801 D operand modifier on vcmp for AVX.
19803 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19805 * config/aarch64/aarch64.opt
19806 (mpc-relative-literal-loads): Rename internal option name.
19807 * config/aarch64/aarch64.c
19808 (aarch64_nopcrelative_literal_loads): Rename to
19809 aarch64_pcrelative_literal_loads.
19810 (aarch64_expand_mov_immediate): Likewise.
19811 (aarch64_secondary_reload): Likewise.
19812 (aarch64_can_use_per_function_literal_pools_p): Likewise.
19813 (aarch64_override_options_after_change_1): Rename and simplify logic.
19814 (aarch64_classify_symbol): Merge large model checks into switch,
19815 remove pc-relative load check.
19817 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19819 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
19820 costs relative to the cost of a register move.
19822 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19824 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
19825 (vcvt_n_f64_u64): Likewise.
19826 (vcvt_n_s64_f64): Likewise.
19827 (vcvt_n_u64_f64): Likewise.
19828 (vcvt_f64_s64): Likewise.
19829 (vrecpe_f64): Likewise.
19830 (vcvt_f64_u64): Likewise.
19831 (vrecps_f64): Likewise.
19833 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19835 * config/aarch64/aarch64.md
19836 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
19838 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
19840 * config/aarch64/aarch64-builtins.c
19841 (aarch64_types_binop_uss_qualifiers): Delete.
19842 (TYPES_BINOP_USS): Likewise.
19843 (aarch64_types_binop_sus_qualifiers): Likewise.
19844 (TYPES_BINOP_SUS): Likewise.
19845 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
19846 (TYPES_FCVTIMM_SUS): Likewise.
19847 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
19849 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
19850 (fcvtzs): Use SHIFTIMM rather than BINOP.
19851 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
19853 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19855 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
19856 costs relative to the cost of a register move.
19858 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19860 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
19861 Allow scalar/single vector modes to be tieable.
19863 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19865 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
19867 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19869 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
19871 * tree.h (TYPE_ALIGN): Likewise.
19873 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
19876 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
19878 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
19880 * config/avr/avr.c (avr_print_operand): Fix "format not a string
19881 literal" build warnings.
19882 (avr_print_operand_address): Dito.
19884 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
19887 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
19888 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
19890 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
19892 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
19894 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
19897 * reload1.c (reload): Pass 0 to finish_spills when called because
19898 update_eliminables_and_spill returns true and remove did_spill.
19899 (finish_spills): Adjust comment and document GLOBAL parameter.
19901 2016-06-17 DJ Delorie <dj@redhat.com>
19904 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
19905 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
19906 (umulqihi3_virt): Likewise.
19907 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
19908 (umulqihi3_real): Likewise.
19910 2016-06-17 Martin Liska <mliska@suse.cz>
19912 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
19914 2016-06-17 Martin Liska <mliska@suse.cz>
19916 * predict.def: PRED_LOOP_EXIT from 92 to 85.
19918 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
19920 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
19922 (vaddq_f32): Likewise.
19923 (vmul_f32): Likewise.
19924 (vmulq_f32): Likewise.
19925 (vsub_f32): Likewise.
19926 (vsubq_f32): Likewise.
19928 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19930 PR tree-optimization/71347
19931 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
19932 cost for all uses in group.
19934 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19936 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
19937 insert gimple seq if it's not empty.
19939 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19941 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
19943 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
19944 rather than OFFSET.
19945 (comp_dr_with_seg_len_pair): Ditto.
19946 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
19947 struct dr_with_seg_len_pair against DR_OFFSET.
19948 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
19949 DR_OFFSET directly.
19951 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
19953 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
19955 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
19957 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
19958 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
19959 (pa_output_millicode_call): Likewise.
19960 (pa_output_call): Likewise.
19961 (pa_output_indirect_call): Likewise.
19962 (pa_asm_output_mi_thunk): Likewise.
19964 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19966 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
19968 2016-06-16 Martin Liska <mliska@suse.cz>
19970 * predict.c (combine_predictions_for_insn): When we find a first
19971 match predictor, we should consider just predictors with
19972 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
19973 DS theory predictor.
19974 (combine_predictions_for_bb): Likewise.
19976 2016-06-16 Jakub Jelinek <jakub@redhat.com>
19978 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
19979 with base of reference to struct.
19981 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
19983 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
19985 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
19988 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
19989 progmem_swtable_section.
19990 (progmem_swtable_section): Remove.
19991 (avr_asm_function_rodata_section): Remove.
19992 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
19993 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
19995 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
19997 * config/i386/driver-i386.c (host_detect_local_cpu): Set
19998 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
19999 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
20000 signature_CENTAUR_ebx.
20001 * config/i386/i386.c (ix86_option_override_internal): Add
20002 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
20003 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
20004 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
20006 2016-06-16 Martin Liska <mliska@suse.cz>
20008 * predict.def: Add fortran loop preheader predictor.
20009 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
20010 fold IFN_BUILTIN_EXPECT with a known constant argument.
20012 2016-06-16 Martin Liska <mliska@suse.cz>
20014 * predict.def: Add 'Fortran' to display text of all
20015 PRED_FORTRAN_* predictors.
20017 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
20020 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
20021 [IA64_BUILTIN_NANSQ]: Ditto.
20022 (ia64_fold_builtin): New function.
20023 (TARGET_FOLD_BUILTIN): New define.
20024 (ia64_init_builtins) Declare const_string_type node.
20025 Add __builtin_nanq and __builtin_nansq builtin functions.
20026 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
20028 2016-06-16 Nick Clifton <nickc@redhat.com>
20030 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
20031 MSP430_HWMULT_ prefix to enum values.
20032 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
20033 * config/msp430/msp430.c: Update use of enum values.
20034 * config/msp430/msp430.md: Likewise.
20035 * config/msp430/msp430.opt: Likewise.
20037 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
20039 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
20040 of comparsions in the last iteration.
20042 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
20043 Joern Rennecke <joern.rennecke@embecosm.com>
20045 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
20047 (arc_needs_pcl_p): Add GOTOFFPC.
20048 (arc_legitimate_pic_addr_p): Likewise.
20049 (arc_output_pic_addr_const): Likewise.
20050 (arc_legitimize_pic_address): Generate a pc-relative address using
20052 (arc_output_libcall): Use @pcl syntax.
20053 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
20054 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
20055 (*movsi_insn): Use @pcl syntax.
20056 (doloop_begin_i): Likewise.
20058 2016-06-16 Martin Liska <mliska@suse.cz>
20060 * predict.def: Define a new predictor.
20062 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
20064 * config/arc/arc.opt (mtp-regno): Update text.
20066 2016-06-16 Renlin Li <renlin.li@arm.com>
20068 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
20070 2016-06-16 Jakub Jelinek <jakub@redhat.com>
20073 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
20074 (setcc + and peephole2): Likewise.
20076 PR rtl-optimization/71532
20077 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
20080 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
20082 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
20083 DImode constants with XXSPLTIB in vector registers.
20084 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
20085 vsx_extract_<mode>_internal{1,2} into a single insn that handles
20086 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
20087 extraction of the element at the top of the register as a scalar
20089 (vsx_extract_<mode>_internal1): Likewise.
20090 (vsx_extract_<mode>_internal2): Likewise.
20091 * config/rs6000/constraints.md (wi constraint): Remove a comment
20092 about DImode not being allowed in Altivec registers.
20093 (wB constraint): New constraint for constants that can be
20094 generated in Altivec registers with VSPLTISW/VUPKHSW.
20095 * config/rs6000/predicates.md (xxspltib_constant_split): Update
20097 (xxspltib_constant_nosplit): Likewise.
20098 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
20099 support for -mupper-regs-di to enable DImode to go into Altivec
20101 (POWERPC_MASKS): Likewise.
20102 (power7 cpu): Likewise.
20103 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
20104 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
20105 for DImode being allowed in Altivec registers. Update wi/wj
20106 constraints. Set scalar_in_vmx_p flag.
20107 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
20108 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
20109 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
20110 (rs6000_opt_masks): Add -mupper-regs-di.
20111 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
20112 direct move to use wi and not wj.
20113 (lfiwzx): Likewise.
20114 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
20116 (floatunssi<mode>2_lfiwzx_mem): Likewise.
20117 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
20118 any VSX register, instead of just Altivec registers, to allow
20119 either operand to be an Altivec register or both.
20120 (fixuns_trunc<mode>di2_fctiduz): Likewise.
20121 (movdi_internal32): Add support for -mupper-regs-di. Add support
20122 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
20123 the alternatives and attributes to be lined up to be easier to
20125 (movdi_internal64): Likewise.
20126 (64-bit DImode splitters): Change predicates to only split loading
20127 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
20128 load constants in ISA 3.0 or ISA 2.07 respectively.
20129 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
20130 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
20131 mention -mcpu=power9 sets these options.
20132 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
20135 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
20138 * config/avr/avr.c (avr_set_current_function): Warn misspelled
20139 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
20140 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
20141 by default to warn misspelled interrupt/ signal handler.
20142 * doc/invoke.texi (AVR Options): Document it. Update description
20143 for -nodevicelib option.
20145 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20147 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
20148 up parentheses. Use GET_MODE_UNIT_BITSIZE.
20149 (aarch64_<sur>shll2_n<mode>): Likewise.
20151 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
20153 PR middle-end/71529
20154 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
20155 DECL_CONTEXT for copied arguments.
20157 2016-06-15 Alan Hayward <alan.hayward@arm.com>
20159 PR tree-optimization/71483
20160 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
20163 2016-06-15 Martin Liska <mliska@suse.cz>
20165 * predict.c (tree_predict_by_opcode): Call predict_edge_def
20166 instead of predict_edge w/o a probability.
20168 2016-06-15 Alan Hayward <alan.hayward@arm.com>
20170 PR tree-optimization/71439
20171 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
20174 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20176 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
20177 register subregs in SET_SRC.
20179 2016-06-15 Richard Biener <rguenther@suse.de>
20181 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
20182 store restrictions.
20184 2016-06-15 Richard Biener <rguenther@suse.de>
20186 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
20187 not consider dependences between accesses that belong to the
20189 (vect_analyze_data_ref_dependences): Do not analyze read-read
20190 or self-dependences.
20192 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20194 * spellcheck-tree.c: Include spellcheck-tree.h rather than
20196 (find_closest_identifier): Reimplement in terms of
20197 best_match<tree,tree>.
20198 * spellcheck-tree.h: New file.
20199 * spellcheck.c (struct edit_distance_traits<const char *>): New
20201 (find_closest_string): Reimplement in terms of
20202 best_match<const char *, const char *>.
20203 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
20204 overload to spellcheck-tree.h.
20205 (find_closest_identifier): Likewise.
20206 (struct edit_distance_traits<T>): New template.
20207 (class best_match): New class.
20209 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20211 * selftest-run-tests.c (selftest::run_tests): Call
20212 selftest::spellcheck_tree_c_tests.
20213 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
20214 * spellcheck-tree.c: Include selftest.h and stringpool.h.
20215 (selftest::test_find_closest_identifier): New function.
20216 (selftest::spellcheck_tree_c_tests): New function.
20217 * spellcheck.c (selftest::test_find_closest_string): Verify that
20218 the order of the vec does not affect the results for this case.
20219 (selftest::test_data): New array.
20220 (selftest::test_metric_conditions): New function.
20221 (selftest::spellcheck_c_tests): Add a test of case-comparison.
20222 Call selftest::test_metric_conditions.
20224 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20226 * config/rs6000/rs6000-builtin.def (commentary): Typo.
20227 (BU_P9_MISC_1): Likewise.
20228 (BU_P9_64BIT_MISC_0): Likewise.
20229 (BU_P9_MISC_0): Likewise.
20231 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20233 * gcc-rich-location.c
20234 (gcc_rich_location::add_fixit_misspelled_id): New method.
20235 * gcc-rich-location.h
20236 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
20238 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
20240 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
20241 FreeBSD 11 and above.
20243 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
20245 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
20247 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20249 * expmed.h: Close parenthesis in "at your option" in copyright
20251 * lower-subreg.h: Likewise.
20253 2016-06-14 Richard Biener <rguenther@suse.de>
20255 PR middle-end/71526
20256 * genmatch.c (expr::gen_transform): Use in_type for comparisons
20259 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20261 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
20263 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
20264 mask+shift version.
20265 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
20267 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
20268 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
20270 2016-06-14 Richard Biener <rguenther@suse.de>
20272 PR tree-optimization/71522
20273 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
20274 copying into float copying.
20276 2016-06-14 Jakub Jelinek <jakub@redhat.com>
20278 PR tree-optimization/71520
20279 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
20280 (replace_block_by): Move user labels from bb1 to bb2.
20282 2016-06-14 Richard Biener <rguenther@suse.de>
20284 PR middle-end/71310
20286 * expr.h (get_bit_range): Declare.
20287 * expr.c (get_bit_range): Export.
20288 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
20289 word_mode again to constrain the bitfield access.
20291 2016-06-14 Richard Biener <rguenther@suse.de>
20293 PR tree-optimization/71521
20294 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
20295 division int_const_binop against zero divisor.
20297 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20299 * config/i386/i386.md (signbittf2): New expander.
20300 * config/i386/sse.md (ptesttf2): New insn pattern.
20302 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20305 * input.c (selftest::test_reading_source_line): Avoid reading from
20306 __FILE__ by creating a tempfile with known content and reading
20309 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20311 * pretty-print.c (assert_pp_format_colored): Skip the test if
20313 (test_pp_format): Remove comment about GCC_COLORS.
20315 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20317 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
20318 * pretty-print.c (assert_pp_format_va): Add location param and use
20319 it with ASSERT_STREQ_AT.
20320 (assert_pp_format): Add location param and pass it to
20321 assert_pp_format_va.
20322 (assert_pp_format_colored): Likewise.
20323 (ASSERT_PP_FORMAT_1): New.
20324 (ASSERT_PP_FORMAT_2): New.
20325 (ASSERT_PP_FORMAT_3): New.
20326 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
20327 explicitly, or implicitly via the above macros.
20328 * selftest.c (selftest::pass): Use a selftest::location rather
20329 than file and line.
20330 (selftest::fail): Likewise. Print the function name.
20331 (selftest::fail_formatted): Likewise.
20332 (selftest::assert_streq): Use a selftest::location rather than
20334 * selftest.h (selftest::location): New struct.
20335 (SELFTEST_LOCATION): New macro.
20336 (selftest::pass): Accept a const location & rather than file
20338 (selftest::fail): Likewise.
20339 (selftest::fail_formatted): Likewise.
20340 (selftest::assert_streq): Likewise.
20341 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
20342 (ASSERT_FALSE): Likewise.
20343 (ASSERT_EQ): Likewise.
20344 (ASSERT_NE): Likewise.
20345 (ASSERT_STREQ): Likewise.
20346 (ASSERT_PRED1): Likewise.
20347 (ASSERT_STREQ_AT): New macro.
20349 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20351 * selftest.c (selftest::fail_formatted): New function.
20352 (selftest::assert_streq): New function.
20353 * selftest.h (selftests::fail_formatted): New decl.
20354 (selftest::assert_streq): New decl.
20355 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
20357 2016-06-13 Jeff Law <law@redhat.com>
20359 PR tree-optimization/71403
20360 * tree-ssa-threadbackward.c
20361 (convert_and_register_jump_thread_path): No longer accept reference
20362 to path. Do not pop items off the path anymore.
20363 (fsm_find_control_statement_thread_paths): Do not allow threading
20364 to a deeper loop nest. Pop the last item off the path here rather
20365 than in convert_and_register_jump_thread_path.
20367 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20368 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
20370 [AArch64] Emit division using the Newton series
20372 * config/aarch64/aarch64-protos.h
20373 (cpu_approx_modes): Add new member "division".
20374 (aarch64_emit_approx_div): Declare new function.
20375 * config/aarch64/aarch64.c
20376 (generic_approx_modes): New member "division".
20377 (exynosm1_approx_modes): Likewise.
20378 (xgene1_approx_modes): Likewise.
20379 (aarch64_emit_approx_div): Define new function.
20380 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
20381 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
20382 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
20383 * doc/invoke.texi (-mlow-precision-div): Describe new option.
20385 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20386 Wilco Dijkstra <wilco.dijkstra@arm.com>
20388 [AArch64] Emit square root using the Newton series
20390 * config/aarch64/aarch64-protos.h
20391 (aarch64_emit_approx_rsqrt): Replace with new function
20392 "aarch64_emit_approx_sqrt".
20393 (cpu_approx_modes): New member "sqrt".
20394 * config/aarch64/aarch64.c
20395 (generic_approx_modes): New member "sqrt".
20396 (exynosm1_approx_modes): Likewise.
20397 (xgene1_approx_modes): Likewise.
20398 (aarch64_emit_approx_rsqrt): Replace with new function
20399 "aarch64_emit_approx_sqrt".
20400 (aarch64_override_options_after_change_1): Handle new option.
20401 * config/aarch64/aarch64-simd.md
20402 (rsqrt<mode>2): Use new function instead.
20403 (sqrt<mode>2): New expansion and insn definitions.
20404 * config/aarch64/aarch64.md: Likewise.
20405 * config/aarch64/aarch64.opt
20406 (mlow-precision-sqrt): Add new option description.
20407 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
20409 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20411 [AArch64] Add more choices for the reciprocal square root approximation
20413 Allow a target to prefer such operation depending on the operation mode.
20415 * config/aarch64/aarch64-protos.h
20416 (AARCH64_APPROX_MODE): New macro.
20417 (AARCH64_APPROX_{NONE,ALL}): Likewise.
20418 (cpu_approx_modes): New structure.
20419 (tune_params): New member "approx_modes".
20420 * config/aarch64/aarch64-tuning-flags.def
20421 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
20422 * config/aarch64/aarch64.c
20423 (generic_approx_modes): New core "cpu_approx_modes" structure.
20424 (exynosm1_approx_modes): Likewise.
20425 (xgene1_approx_modes): Likewise.
20426 (generic_tunings): New member "approx_modes".
20427 (cortexa35_tunings): Likewise.
20428 (cortexa53_tunings): Likewise.
20429 (cortexa57_tunings): Likewise.
20430 (cortexa72_tunings): Likewise.
20431 (exynosm1_tunings): Likewise.
20432 (thunderx_tunings): Likewise.
20433 (xgene1_tunings): Likewise.
20434 (use_rsqrt_p): New argument for the mode and use new member from
20436 (aarch64_builtin_reciprocal): Devise mode from builtin.
20437 (aarch64_optab_supported_p): New argument for the mode.
20438 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
20440 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
20442 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
20443 RS6000_BTM_MODULO flag into the set of flags that are considered
20444 to be part of the common configuration.
20446 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
20448 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
20449 difference unsigned.
20450 (vec_absdb): New macro for vector absolute difference unsigned
20452 (vec_absdh): New macro for vector absolute difference unsigned
20454 (vec_absdw): New macro for vector absolute difference unsigned word.
20455 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
20456 (vadu<mode>3): New insn.
20457 (*p9_vadu<mode>3): New insn.
20458 * config/rs6000/rs6000-builtin.def (vadub): New built-in
20460 (vaduh): New built-in definition.
20461 (vaduw): New built-in definition.
20462 (vadu): New overloaded built-in definition.
20463 (vadub): New overloaded built-in definition.
20464 (vaduh): New overloaded built-in definition.
20465 (vaduw): New overloaded built-in definition.
20466 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20467 overloaded vector absolute difference unsigned functions.
20468 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
20469 the ISA 3.0 vector absolute difference unsigned built-in functions.
20471 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
20473 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
20474 update shared_lookup_references only once after changing operands.
20476 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
20478 PR middle-end/71373
20479 * tree-nested.c (convert_nonlocal_omp_clauses)
20480 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
20482 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
20483 * tree.def (CASE_LABEL_EXPR): Likewise.
20485 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
20488 * input.c (test_builtins): Fix an assertion.
20490 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20492 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
20493 (paritysi2): Ditto.
20495 (isinf<mode>2): Ditto.
20497 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20499 * ggc-tests.c (test_finalization): Only test need_finalization_p
20500 for GCC_VERSION >= 4003.
20502 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20504 * config/s390/vecintrin.h: Fix file description in comment.
20506 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20508 * config/s390/s390-builtin-types.def: Change builtin type naming
20509 scheme to match builtin-types.def.
20511 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
20513 * fold-const.c (optimize_minmax_comparison): Remove.
20514 (fold_comparison): Remove call to the above.
20515 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
20516 New transformations.
20518 2016-06-13 Alan Hayward <alan.hayward@arm.com>
20520 PR tree-optimization/71416
20521 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
20524 2016-06-13 Martin Liska <mliska@suse.cz>
20526 * predict.c (enum predictor_reason): Prefix enum with REASON_.
20527 (combine_predictions_for_insn): Likewise.
20528 (prune_predictions_for_bb): Likewise.
20529 (combine_predictions_for_bb): Likewise.
20531 2016-06-13 Richard Biener <rguenther@suse.de>
20533 PR tree-optimization/71505
20534 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
20535 assert match comment.
20537 2016-06-13 Marek Polacek <polacek@redhat.com>
20539 PR middle-end/71476
20540 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
20541 gimplify_switch_expr.
20542 (warn_switch_unreachable_r): New function.
20544 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20547 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
20550 2016-06-13 Richard Biener <rguenther@suse.de>
20552 PR middle-end/64516
20553 * fold-const.c (fold_unary_loc): Preserve alignment when
20554 folding a VIEW_CONVERT_EXPR into a MEM_REF.
20556 2016-06-13 Martin Liska <mliska@suse.cz>
20559 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
20560 w/ -fsanitize=bounds.
20562 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
20564 * config/i386/i386.c (ix86_init_builtins): Calculate
20565 FLOAT128_FTYPE_CONST_STRING function type only once.
20566 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
20567 built-in functions are available for x86-32 and x86-64 targets.
20569 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
20572 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
20573 New primitive type.
20574 (FLOAT128_FTYPE_CONST_STRING): New function type.
20575 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
20576 [IX86_BUILTIN_NANSQ]: Ditto.
20577 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20578 (ix86_init_builtin_types): Declare const_string_type_node.
20579 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
20581 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20582 * doc/extend.texi (x86 Built-in Functions): Document
20583 __builtin_nanq and __builtin_nansq.
20585 2016-06-11 Jiong Wang <jiong.wang@arm.com>
20588 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
20589 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
20590 length for pop patterns.
20591 (arm_attr_length_push_multi): Update comments.
20592 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
20594 (*pop_multiple_with_writeback_and_return): Likewise.
20595 (*pop_multiple_with_return): Likewise.
20597 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
20599 PR middle-end/71310
20600 * fold-const.c (optimize_bit_field_compare): Don't try to use
20601 word_mode unconditionally for reading the bit field, look at
20602 DECL_BIT_FIELD_REPRESENTATIVE instead.
20604 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
20606 PR middle-end/71478
20607 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
20608 vector integer type.
20610 2016-06-10 Jakub Jelinek <jakub@redhat.com>
20612 PR middle-end/71494
20613 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
20614 without LABEL_DECL, set *handled_ops_p to false instead of true.
20616 2016-06-10 Martin Sebor <msebor@redhat.com>
20619 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
20620 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
20621 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
20623 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
20624 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
20625 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
20626 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
20627 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
20628 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
20629 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
20630 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
20632 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
20634 * config/arm/arm.h (pool_vector_label,
20635 return_used_this_function): Remove.
20637 2016-06-10 Jeff Law <law@redhat.com>
20639 PR tree-optimization/71335
20640 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
20641 zero length paths here.
20642 (convert_and_register_jump_thread_path): Remove hacks related to
20643 duplicated blocks in the jump thread path.
20644 (fsm_find_control_statement_thread_paths): Avoid putting the same
20645 block on the thread path twice, but ensure the thread path is
20646 unchanged from the caller's point of view.
20648 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
20650 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
20651 * predict.def (PRED_LOOP_BRANCH): Remove.
20653 2016-06-10 David Malcolm <dmalcolm@redhat.com>
20655 * Makefile.in (OBJS): Add ggc-tests.o.
20656 (GTFILES): Add ggc-tests.c.
20657 * ggc-tests.c: New file.
20658 * selftest-run-tests.c (selftest::run_tests): Call
20659 selftest::ggc_tests_c_tests.
20660 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
20662 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
20664 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
20666 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
20669 * varasm.c (place_block_symbol): Adjust alignment for asan protected
20670 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
20672 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
20674 * profile.c: Include cfgloop.h.
20675 (branch_prob): Compute estimated number of iterations.
20676 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
20677 recompute estimate number of iterations from profile.
20679 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
20681 PR inline-asm/68843
20682 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
20683 must be grouped on top of stack. Don't force early clobber
20684 on ordinary reg outputs.
20686 2016-06-10 Richard Biener <rguenther@suse.de>
20688 * targhooks.c (default_builtin_vectorization_cost): Adjust
20689 vec_construct cost.
20691 2016-06-10 Richard Biener <rguenther@suse.de>
20693 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
20694 to fold the RHS to a constant if possible.
20696 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
20698 PR middle-end/71373
20699 * tree-nested.c (convert_nonlocal_omp_clauses)
20700 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
20701 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
20702 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
20704 * gimplify.c (gimplify_adjust_omp_clauses): Discard
20706 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
20708 * omp-low.c (scan_sharing_clauses): Don't expect
20709 OMP_CLAUSE__CACHE_.
20711 2016-06-10 Alan Hayward <alan.hayward@arm.com>
20713 PR tree-optimization/71407
20714 PR tree-optimization/71416
20715 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
20716 BIT_FIELD_REF type.
20718 2016-06-10 Richard Biener <rguenther@suse.de>
20720 PR middle-end/71477
20721 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
20723 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
20725 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
20727 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
20728 Jiong Wang <jiong.wang@arm.com>
20730 PR rtl-optimization/70751
20731 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
20732 spilled into memory.
20734 2016-06-09 Jonathan Yong <10walls@gmail.com>
20737 2015-09-21 Jonathan Yong <10walls@gmail.com>
20739 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
20740 sysroot/usr/lib/32api for additional win32 libraries,
20741 fixes failing Cygwin bootstrapping.
20743 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
20745 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
20748 2016-06-09 David Malcolm <dmalcolm@redhat.com>
20751 * pretty-print.c (pp_indent): Specify that %p is printed in a
20752 host-dependent manner.
20753 (test_pp_format): Remove the test for %p.
20755 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
20757 * config/mips/mips.c (mips_output_jump): Fix formatting.
20759 2016-06-09 Richard Biener <rguenther@suse.de>
20761 PR tree-optimization/71462
20762 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
20765 2016-06-09 Martin Liska <mliska@suse.cz>
20767 * predict.c (dump_prediction): Add new argument.
20768 (enum predictor_reason): New enum.
20769 (struct predictor_hash): New struct.
20770 (predictor_hash::hash): New function.
20771 (predictor_hash::equal): Likewise.
20772 (not_removed_prediction_p): New function.
20773 (prune_predictions_for_bb): Likewise.
20774 (combine_predictions_for_bb): Prune predictions.
20776 2016-06-09 Martin Liska <mliska@suse.cz>
20778 * predict.c (filter_predictions): New function.
20779 (remove_predictions_associated_with_edge): Use the filter
20781 (equal_edge_p): New function.
20783 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
20785 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
20786 Correct usage of @samp vs @option, add @samp where appropriate.
20787 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
20788 Add armv6s-m and document it, as it is no official ARM name.
20790 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20792 * ifcvt.c (struct noce_if_info): Add transform_name field.
20793 (noce_try_move): Set if_info->transform_name to the function name.
20794 (noce_try_ifelse_collapse): Likewise.
20795 (noce_try_store_flag): Likewise.
20796 (noce_try_inverse_constants): Likewise.
20797 (noce_try_store_flag_constants): Likewise.
20798 (noce_try_addcc): Likewise.
20799 (noce_try_store_flag_mask): Likewise.
20800 (noce_try_cmove): Likewise.
20801 (noce_try_cmove_arith): Likewise.
20802 (noce_try_minmax): Likewise.
20803 (noce_try_abs): Likewise.
20804 (noce_try_sign_mask): Likewise.
20805 (noce_try_bitop): Likewise.
20806 (noce_convert_multiple_sets): Likewise.
20807 (noce_process_if_block): Print if_info->transform_name to
20808 dump_file if transformation succeeded.
20810 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20812 * config/arm/cortex-a57.md (cortex_a57_alu):
20815 2016-06-08 Martin Sebor <msebor@redhat.com>
20816 Jakub Jelinek <jakub@redhat.com>
20820 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
20821 BUILT_IN_MUL_OVERFLOW_P): New builtins.
20822 * builtins.c: Include gimple-fold.h.
20823 (fold_builtin_arith_overflow): Handle
20824 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
20825 (fold_builtin_3): Likewise.
20826 * doc/extend.texi (Integer Overflow Builtins): Document
20827 __builtin_{add,sub,mul}_overflow_p.
20829 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
20831 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
20832 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
20834 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
20836 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
20837 Rewrite, looking one level down for records and arrays.
20839 2016-06-08 David Malcolm <dmalcolm@redhat.com>
20841 * pretty-print.c: Include "selftest.h".
20842 (pp_format): Fix comment.
20843 (identifier_to_locale): Likewise.
20844 (selftest::test_basic_printing): New function.
20845 (selftest::assert_pp_format): New function.
20846 (selftest::test_pp_format): New function.
20847 (selftest::pretty_print_c_tests): New function.
20848 * selftest-run-tests.c (selftest::run_tests): Call
20849 selftest::pretty_print_c_tests.
20850 * selftest.h (pretty_print_c_tests): New declaration.
20852 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
20854 * invoke.texi (max-loop-headers-insns): Document.
20855 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
20856 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
20857 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
20859 2016-06-08 Richard Biener <rguenther@suse.de>
20861 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
20862 on strided SLP loads and fall back to scalar loads in case
20863 we can't chunk them.
20865 2016-06-08 Richard Biener <rguenther@suse.de>
20867 PR tree-optimization/71452
20868 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
20869 type used for the SSA rewrite has enough precision to cover
20870 the dynamic type of the location.
20872 2016-06-08 Jakub Jelinek <jakub@redhat.com>
20873 Richard Biener <rguenther@suse.de>
20876 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
20877 the same as DECL_P (base0) for indirect_base0. Use equality_code
20878 in one further place.
20880 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
20882 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
20883 to one word if the field is known to overlap other words.
20884 (extract_bit_field_1): Likewise.
20885 (store_split_bit_field): Remove compensating code.
20886 (extract_split_bit_field): Likewise.
20888 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
20892 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
20894 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20896 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
20898 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
20899 (arch64_addpv4sf): Delete.
20900 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
20901 "gen_aarch64_addpv4sf".
20902 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
20904 (vpadds_f32): Likewise.
20905 (vpaddq_f32): Likewise.
20906 (vpaddq_f64): Likewise.
20908 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20910 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
20912 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
20913 to VALLF. Rename to "fabd<mode>3".
20914 "*fabd_scalar<mode>3): Delete.
20915 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
20917 (vabdd_f64): Likewise.
20918 (vabd_f32): Likewise.
20919 (vabd_f64): Likewise.
20920 (vabdq_f32): Likewise.
20921 (vabdq_f64): Likewise.
20923 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20925 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
20927 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
20928 "aarch64_rsqrts<mode>".
20929 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
20930 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
20932 (vrsqrtsd_f64): Likewise.
20933 (vrsqrts_f32): Likewise.
20934 (vrsqrts_f64): Likewise.
20935 (vrsqrtsq_f32): Likewise.
20936 (vrsqrtsq_f64): Likewise.
20938 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20940 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
20942 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
20943 "aarch64_rsqrte<mode>".
20944 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
20945 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
20947 (vrsqrted_f64): Likewise.
20948 (vrsqrte_f32): Likewise.
20949 (vrsqrte_f64): Likewise.
20950 (vrsqrteq_f32): Likewise.
20951 (vrsqrteq_f64): Likewise.
20953 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20955 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
20957 (fcvtzs): Likewise.
20958 (fcvtzu): Likewise.
20959 * config/aarch64/aarch64-simd.md
20960 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
20961 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
20962 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
20964 (vcvt_n_f32_u32): Likewise.
20965 (vcvt_n_s32_f32): Likewise.
20966 (vcvt_n_u32_f32): Likewise.
20967 (vcvtq_n_f32_s32): Likewise.
20968 (vcvtq_n_f32_u32): Likewise.
20969 (vcvtq_n_f64_s64): Likewise.
20970 (vcvtq_n_f64_u64): Likewise.
20971 (vcvtq_n_s32_f32): Likewise.
20972 (vcvtq_n_s64_f64): Likewise.
20973 (vcvtq_n_u32_f32): Likewise.
20974 (vcvtq_n_u64_f64): Likewise.
20975 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
20976 (VSDQ_SDI): Likewise.
20977 (fcvt_target): Support V4DI, V4SI and V2SI.
20978 (FCVT_TARGET): Likewise.
20980 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20982 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
20983 (TYPES_BINOP_SUS): Likewise.
20984 (aarch64_simd_builtin_data): Update include file name.
20985 (aarch64_builtins): Likewise.
20986 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
20987 for conversion between scalar float-point and fixed-point.
20989 (fcvtzs): Likewise.
20990 (fcvtzu): Likewise.
20991 * config/aarch64/aarch64.md
20992 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
20993 pattern for conversion between scalar float to fixed-pointer.
20994 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
20995 (UNSPEC_FCVTZS): New UNSPEC enumeration.
20996 (UNSPEC_FCVTZU): Likewise.
20997 (UNSPEC_SCVTF): Likewise.
20998 (UNSPEC_UCVTF): Likewise.
20999 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
21001 (vcvtd_n_f64_u64): Likewise.
21002 (vcvtd_n_s64_f64): Likewise.
21003 (vcvtd_n_u64_f64): Likewise.
21004 (vcvtd_n_f32_s32): Likewise.
21005 (vcvts_n_f32_u32): Likewise.
21006 (vcvtd_n_s32_f32): Likewise.
21007 (vcvts_n_u32_f32): Likewise.
21008 * config/aarch64/iterators.md (fcvt_target): Support integer to float
21010 (FCVT_TARGET): Likewise.
21011 (FCVT_FIXED2F): New iterator.
21012 (FCVT_F2FIXED): Likewise.
21013 (fcvt_fixed_insn): New define_int_attr.
21015 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21017 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
21018 some statements was removed.
21020 2016-06-08 Alan Hayward <alan.hayward@arm.com>
21022 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
21023 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
21024 (vect_can_advance_ivs_p): likewise.
21025 (vect_update_ivs_after_vectorizer): likewise.
21026 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
21027 (vect_analyze_scalar_cycles_1): likewise.
21028 (vect_analyze_loop_operations): likewise.
21029 (report_vect_op): likewise.
21030 (vect_is_slp_reduction): likewise.
21031 (vect_is_simple_reduction): likewise.
21032 (get_initial_def_for_induction): likewise.
21033 (vect_transform_loop): likewise.
21034 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
21035 (vect_recog_sad_pattern): likewise.
21036 (vect_recog_widen_sum_pattern): likewise.
21037 (vect_recog_widening_pattern): likewise.
21038 (vect_recog_divmod_pattern): likewise.
21039 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
21040 (vect_analyze_slp_instance): likewise.
21041 (vect_transform_slp_perm_load): likewise.
21042 (vect_schedule_slp_instance): likewise.
21044 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21046 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
21047 (return_prediction): PRED_CONST_RETURN predict return as not taken.
21048 * predict.def (PRED_CONTINUE): Change hitrate 50->67
21049 (PRED_LOOP_BRANCH): Document predictor as broken.
21050 (PRED_LOOP_EXIT): Change hitrate 91->92.
21051 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
21052 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
21053 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
21054 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
21055 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
21056 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
21057 (PRED_CALL): Chane hitrate 71->67.
21058 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
21059 (PRED_GOTO): Document as unused right now.
21060 (PRED_CONST_RETURN): Change hitrate 67->69
21061 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
21062 (PRED_NULL_RETURN): Change hitrate 91->90.
21063 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
21064 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
21065 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
21067 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
21069 * config/rs6000/altivec.h: Add __builtin_vec_mul.
21070 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
21071 special case Altivec builtin.
21072 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
21073 VSX_BUILTIN_VEC_MUL (replaced with special case code).
21074 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
21075 code for ALTIVEC_BUILTIN_VEC_MUL.
21076 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
21077 for __builtin_vec_mul.
21079 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
21081 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
21084 2016-06-07 David Malcolm <dmalcolm@redhat.com>
21086 * spellcheck.c (selftest::test_find_closest_string): New function.
21087 (spellcheck_c_tests): Call the above.
21089 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21091 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
21093 2016-06-07 Jakub Jelinek <jakub@redhat.com>
21095 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
21096 Yv=Yv,C alternatives.
21098 2016-06-07 Richard Biener <rguenther@suse.de>
21101 * common.opt (ffast-math): Make Optimization.
21103 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
21104 Prachi Godbole <prachi.godbole@imgtec.com>
21106 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
21107 `fabs' and `fneg' type attributes.
21108 (p5600_fpu_fabs): Add `fmove' to the comment.
21110 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21112 * gimple.c: Include builtins.h
21113 (gimple_inexpensive_call_p): New function.
21114 * gimple.h (gimple_inexpensive_call_p): Declare.
21115 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
21116 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
21119 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
21121 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
21122 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
21123 warning_at_rich_loc, warning_n, pedwarn, permerror,
21124 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
21125 sorry, fatal_error, internal_error, internal_error_no_backtrace):
21128 2016-06-07 Richard Biener <rguenther@suse.de>
21130 PR tree-optimization/71428
21131 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
21132 BIT_FIELD_REF op vs. load.
21134 2016-06-07 Richard Biener <rguenther@suse.de>
21136 PR middle-end/71423
21137 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
21140 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
21142 * config/pa/pa.md (call): Generate indirect long calls to non-local
21143 functions on TARGET_64BIT.
21144 (call_value): Likewise.
21146 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
21148 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
21149 pattern and subsequent splitters.
21150 (call_val_reg_64bit_post_reload): Likewise.
21152 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
21154 PR middle-end/71408
21155 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
21156 propagate_op_to_single_use.
21158 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
21160 PR middle-end/71281
21161 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
21163 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
21165 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
21166 (enum x86_dirflag_state): New enum.
21167 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
21168 (machine_function): Remove needs_cld.
21169 (ix86_current_function_needs_cld): Remove.
21170 * config/i386/i386.c (ix86_set_func_type): Set
21171 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
21172 (ix86_expand_prologue): Do not emit CLD here.
21173 (ix86_dirflag_mode_needed): New function.
21174 (ix86_dirflag_mode_entry): Ditto.
21175 (ix86_mode_needed): Handle X86_DIRFLAG entity.
21176 (ix86_mode_after): Ditto.
21177 (ix86_mode_entry): Ditto.
21178 (ix86_mode_exit): Ditto.
21179 (ix86_emit_mode_set): Ditto.
21180 * config/i386/i386.md (strmov_singleop): Set
21181 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
21182 Do not set ix86_current_function_needs_cld.
21184 (strset_singleop): Ditto.
21186 (cmpstrnqi_nz_1): Ditto.
21187 (cmpstrnqi_1): Ditto.
21188 (strlenqi_1): Ditto.
21190 2016-06-06 Jakub Jelinek <jakub@redhat.com>
21192 PR tree-optimization/71259
21193 * tree-vect-slp.c (vect_get_constant_vectors): For
21194 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
21195 one for constant op, and use COND_EXPR for non-constant.
21197 2016-06-06 David Malcolm <dmalcolm@redhat.com>
21199 * Makefile.in (OBJS): Add function-tests.o,
21200 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
21201 selftest-run-tests.o.
21202 (OBJS-libcommon): Add selftest.o.
21203 (OBJS-libcommon-target): Add selftest.o.
21204 (all.internal): Add "selftest".
21205 (all.cross): Likewise.
21206 (selftest): New phony target.
21207 (s-selftest): New target.
21208 (selftest-gdb): New phony target.
21209 (COLLECT2_OBJS): Add selftest.o.
21210 * bitmap.c: Include "selftest.h".
21211 (selftest::test_gc_alloc): New function.
21212 (selftest::test_set_range): New function.
21213 (selftest::test_clear_bit_in_middle): New function.
21214 (selftest::test_copying): New function.
21215 (selftest::test_bitmap_single_bit_set_p): New function.
21216 (selftest::bitmap_c_tests): New function.
21217 * common.opt (fself-test): New.
21218 * diagnostic-show-locus.c: Include "selftest.h".
21219 (make_range): New function.
21220 (test_range_contains_point_for_single_point): New function.
21221 (test_range_contains_point_for_single_line): New function.
21222 (test_range_contains_point_for_multiple_lines): New function.
21223 (assert_eq): New function.
21224 (test_get_line_width_without_trailing_whitespace): New function.
21225 (selftest::diagnostic_show_locus_c_tests): New function.
21226 * et-forest.c: Include "selftest.h".
21227 (selftest::test_single_node): New function.
21228 (selftest::test_simple_tree): New function.
21229 (selftest::test_disconnected_nodes): New function.
21230 (selftest::et_forest_c_tests): New function.
21231 * fold-const.c: Include "selftest.h".
21232 (selftest::assert_binop_folds_to_const): New function.
21233 (selftest::assert_binop_folds_to_nonlvalue): New function.
21234 (selftest::test_arithmetic_folding): New function.
21235 (selftest::fold_const_c_tests): New function.
21236 * function-tests.c: New file.
21237 * gimple.c: Include "selftest.h".
21238 Include "gimple-pretty-print.h".
21239 (selftest::verify_gimple_pp): New function.
21240 (selftest::test_assign_single): New function.
21241 (selftest::test_assign_binop): New function.
21242 (selftest::test_nop_stmt): New function.
21243 (selftest::test_return_stmt): New function.
21244 (selftest::test_return_without_value): New function.
21245 (selftest::gimple_c_tests): New function.
21246 * hash-map-tests.c: New file.
21247 * hash-set-tests.c: New file.
21248 * input.c: Include "selftest.h".
21249 (selftest::assert_loceq): New function.
21250 (selftest::test_accessing_ordinary_linemaps): New function.
21251 (selftest::test_unknown_location): New function.
21252 (selftest::test_builtins): New function.
21253 (selftest::test_reading_source_line): New function.
21254 (selftest::input_c_tests): New function.
21255 * rtl-tests.c: New file.
21256 * selftest-run-tests.c: New file.
21257 * selftest.c: New file.
21258 * selftest.h: New file.
21259 * spellcheck.c: Include "selftest.h".
21260 (selftest::levenshtein_distance_unit_test_oneway): New function,
21261 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
21262 (selftest::levenshtein_distance_unit_test): Likewise.
21263 (selftest::spellcheck_c_tests): Likewise.
21264 * toplev.c: Include selftest.h.
21265 (toplev::run_self_tests): New.
21266 (toplev::main): Handle -fself-test.
21267 * toplev.h (toplev::run_self_tests): New.
21268 * tree.c: Include "selftest.h".
21269 (selftest::test_integer_constants): New function.
21270 (selftest::test_identifiers): New function.
21271 (selftest::test_labels): New function.
21272 (selftest::tree_c_tests): New function.
21273 * tree-cfg.c: Include "selftest.h".
21274 (selftest::push_fndecl): New function.
21275 (selftest::test_linear_chain): New function.
21276 (selftest::test_diamond): New function.
21277 (selftest::test_fully_connected): New function.
21278 (selftest::tree_cfg_c_tests): New function.
21279 * vec.c: Include "selftest.h".
21280 (selftest::safe_push_range): New function.
21281 (selftest::test_quick_push): New function.
21282 (selftest::test_safe_push): New function.
21283 (selftest::test_truncate): New function.
21284 (selftest::test_safe_grow_cleared): New function.
21285 (selftest::test_pop): New function.
21286 (selftest::test_safe_insert): New function.
21287 (selftest::test_ordered_remove): New function.
21288 (selftest::test_unordered_remove): New function.
21289 (selftest::test_block_remove): New function.
21290 (selftest::reverse_cmp): New function.
21291 (selftest::test_qsort): New function.
21292 (selftest::vec_c_tests): New function.c.
21293 * wide-int.cc: Include selftest.h and wide-int-print.h.
21294 (selftest::from_int <wide_int>): New function.
21295 (selftest::from_int <offset_int>): New function.
21296 (selftest::from_int <widest_int>): New function.
21297 (selftest::assert_deceq): New function.
21298 (selftest::assert_hexeq): New function.
21299 (selftest::test_printing <VALUE_TYPE>): New function template.
21300 (selftest::test_ops <VALUE_TYPE>): New function template.
21301 (selftest::test_comparisons <VALUE_TYPE>): New function template.
21302 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
21304 (selftest::wide_int_cc_tests): New function.
21306 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21308 PR middle-end/37780
21309 * ifcvt.c (noce_try_ifelse_collapse): New function.
21311 (noce_process_if_block): Call noce_try_ifelse_collapse.
21312 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
21313 (simplify_ternary_operation): Use the above to simplify
21314 conditional CLZ/CTZ expressions.
21316 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21318 PR middle-end/37780
21319 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
21320 define_insn_and_split.
21322 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21324 PR middle-end/37780
21325 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
21327 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
21330 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
21331 Implicitly clobber memory for basic asm with non-empty assembler
21332 string. Use targetm.md_asm_adjust also here.
21333 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
21334 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
21335 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
21336 non-empty assembler string.
21337 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
21338 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
21339 (decode_asm_operands): Handle basic asm in PARALLEL block.
21340 (extract_insn): Handle basic asm in PARALLEL block.
21341 * doc/extend.texi: Mention new behavior of basic asm.
21342 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
21343 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
21344 branch_needs_nop_p): Use asm_noperands.
21346 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
21348 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
21349 Include the M7 SPARC DFA scheduler.
21350 New attribute v3pipe.
21351 Annotate insns with v3pipe where appropriate.
21352 Define cpu_feature vis4.
21353 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
21354 Add (V8QI "8") to vbits.
21355 Add insns {add,sub}v8qi3
21356 Add insns ss{add,sub}v8qi3
21357 Add insns us{add,sub}{v8qi,v4hi}3
21358 Add insns {min,max}{v8qi,v4hi,v2si}3
21359 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
21360 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
21361 * config/sparc/niagara4.md: Add a comment explaining the
21362 discrepancy between the documented latenty numbers and the
21364 * config/sparc/niagara7.md: New file.
21365 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
21366 supports SPARC5 and VIS 4.0 instructions.
21367 * configure: Regenerate.
21368 * config.in: Likewise.
21369 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
21370 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
21371 TARGET_CPU_niagara7.
21372 (ASM_CPU64_DEFAULT_SPEC): Likewise.
21373 (CPP_CPU_SPEC): Handle niagara7.
21374 (ASM_CPU_SPEC): Likewise.
21375 * config/sparc/sparc-opts.h (processor_type): Add
21376 PROCESSOR_NIAGARA7.
21377 (mvis4): New option.
21378 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
21379 (AS_NIAGARA7_FLAG): Define.
21380 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
21381 (CPP_CPU64_DEFAULT_SPEC): Likewise.
21382 (CPP_CPU_SPEC): Handle niagara7.
21383 (ASM_CPU_SPEC): Likewise.
21384 * config/sparc/sparc.c (niagara7_costs): Define.
21385 (sparc_option_override): Handle niagara7 and adjust cache-related
21386 parameters with better values for niagara cpus. Also support VIS4.
21387 (sparc32_initialize_trampoline): Likewise.
21388 (sparc_use_sched_lookahead): Likewise.
21389 (sparc_issue_rate): Likewise.
21390 (sparc_register_move_cost): Likewise.
21391 (dump_target_flag_bits): Support VIS4.
21392 (sparc_vis_init_builtins): Likewise.
21393 (sparc_builtins): Likewise.
21394 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
21396 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
21398 * config/sparc/sparc.opt (sparc_processor_type): New value
21400 * config/sparc/visintrin.h (__attribute__): Prototypes for the
21402 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
21404 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
21407 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
21409 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
21411 2016-06-06 Richard Biener <rguenther@suse.de>
21413 PR tree-optimization/71398
21414 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
21417 2016-06-05 James Bowman <james.bowman@ftdichip.com>
21419 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
21420 ft32_expand_prolog, ft32_expand_epilogue):
21421 Handle pretend_args.
21422 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
21423 * config/ft32/ft32.md: Add pretend_returner.
21425 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
21428 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
21429 Copy op1 RTX to avoid invalid sharing.
21430 (ix86_expand_vector_move_misalign): Ditto.
21432 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
21434 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
21437 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
21439 * predict.c (predicted_by_loop_heuristics_p): New function.
21440 (predict_iv_comparison): Use it.
21441 (predict_loops): Walk from innermost loops; do not predict edges
21442 leaving multiple loops multiple times; implement
21443 PRED_LOOP_ITERATIONS_MAX heuristics.
21444 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
21446 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
21448 * cfg.c (check_bb_profile): Do not report mismatched profiles when
21449 only edges out of BB are EH edges.
21451 2016-06-04 Martin Sebor <msebor@redhat.com>
21452 Marcin Baczyński <marbacz@gmail.com>
21455 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
21456 a void expression in a void function.
21458 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
21460 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
21461 aux; dump reasons of decisions.
21462 (should_duplicate_loop_header_p): Likewise.
21463 (do_while_loop_p): Likewise.
21464 (ch_base::copy_headers): Dump asi num insns duplicated.
21466 2016-06-04 Jakub Jelinek <jakub@redhat.com>
21468 PR tree-optimization/71405
21469 * tree-ssa.c (execute_update_addresses_taken): For clobber with
21470 incompatible type, build a new clobber with the right type instead
21471 of building a VIEW_CONVERT_EXPR around it.
21473 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
21475 PR tree-optimization/52171
21476 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
21477 by_pieces_ninsns instead of move_by_pieces_ninsns.
21479 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
21481 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
21482 for reg+reg addressing mode.
21484 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21486 * rs6000-c.c (c/c-tree.h): Add #include.
21487 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
21488 in C++ when found in the base position of vec_ld or vec_st.
21490 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
21492 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
21493 use of profile unless profile status is PROFILE_READ.
21494 * profile.c (compute_branch_probabilities): Set profile status
21495 only after reporting predictor hitrates.
21497 2016-06-03 Joseph Myers <joseph@codesourcery.com>
21501 * common.opt (ffp-int-builtin-inexact): New option.
21502 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
21503 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
21504 (ceil@var{m}2): Document dependence on this option.
21505 * ipa-inline-transform.c (inline_call): Handle
21506 flag_fp_int_builtin_inexact.
21507 * ipa-inline.c (can_inline_edge_p): Likewise.
21508 * config/i386/i386.md (rintxf2): Do not test
21509 flag_unsafe_math_optimizations.
21510 (rint<mode>2_frndint): New define_insn.
21511 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
21512 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
21513 for 387 instead of extending and truncating.
21514 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
21515 !flag_trapping_math instead of flag_unsafe_math_optimizations.
21516 Change to frndint<mode>2_<rounding>.
21517 (frndintxf2_<rounding>_i387): Likewise. Change to
21518 frndint<mode>2_<rounding>_i387.
21519 (<rounding_insn>xf2): Likewise.
21520 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
21521 !flag_trapping_math instead of flag_unsafe_math_optimizations for
21522 x87. Test TARGET_ROUND || !flag_trapping_math ||
21523 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
21524 SSE. Use ROUND_NO_EXC in constant operand of
21525 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
21526 for 387 instead of extending and truncating.
21528 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
21529 Julia Koval <julia.koval@intel.com>
21541 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
21542 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
21543 all registers, except for function return registers if there are
21544 no caller-saved registers.
21545 (ix86_set_func_type): New function.
21546 (ix86_set_current_function): Call ix86_set_func_type to set
21547 no_caller_saved_registers and func_type. Call reinit_regs if
21548 caller-saved registers are changed. Don't allow MPX, SSE, MMX
21549 nor x87 instructions in interrupt handler nor function with
21550 no_caller_saved_registers attribute.
21551 (ix86_function_ok_for_sibcall): Return false if there are no
21552 caller-saved registers.
21553 (type_natural_mode): Don't warn ABI change for MMX in interrupt
21555 (ix86_function_arg_advance): Skip for callee in interrupt handler.
21556 (ix86_function_arg): Return special arguments in interrupt handler.
21557 (ix86_promote_function_mode): Promote pointer to word_mode only
21558 for normal functions.
21559 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
21561 (ix86_epilogue_uses): New function.
21562 (ix86_hard_regno_scratch_ok): Likewise.
21563 (ix86_save_reg): Preserve all registers in interrupt handler
21564 after reload. Preserve all registers, except for function return
21565 registers, if there are no caller-saved registers after reload.
21566 (find_drap_reg): Always use callee-saved register if there are
21567 no caller-saved registers.
21568 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
21569 for interrupt handler.
21570 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
21571 Emit cld instruction if stringops are used in interrupt handler
21572 or interrupt handler isn't a leaf function.
21573 (ix86_expand_epilogue): Generate interrupt return for interrupt
21574 handler and pop the 'ERROR_CODE' off the stack before interrupt
21575 return in exception handler.
21576 (ix86_expand_call): Disallow calling interrupt handler directly.
21577 If there are no caller-saved registers, mark all registers that
21578 are clobbered by the call which returns as clobbered.
21579 (ix86_handle_no_caller_saved_registers_attribute): New function.
21580 (ix86_handle_interrupt_attribute): Likewise.
21581 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
21583 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
21584 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
21585 accumulation in interrupt function if stack may be realigned to
21587 (EPILOGUE_USES): New.
21588 (function_type): New enum.
21589 (machine_function): Add func_type and no_caller_saved_registers.
21590 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
21591 (interrupt_return): New pattern.
21592 * doc/extend.texi: Document x86 interrupt and
21593 no_caller_saved_registers attributes.
21595 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
21597 PR tree-optimization/52171
21598 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
21599 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
21600 Look for constant strings. Move some code to emit_block_cmp_hints
21602 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
21603 * defaults.h (COMPARE_MAX_PIECES): New macro.
21604 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
21605 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
21606 (clear_by_pieces_1): Don't declare. Move definition before use.
21607 (can_do_by_pieces): New static function.
21608 (can_move_by_pieces): Use it. Return bool.
21609 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
21610 OP. All callers changed. Handle COMPARE_BY_PIECES.
21611 (class pieces_addr); New.
21612 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
21613 pieces_addr::adjust, pieces_addr::increment_address,
21614 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
21616 (class op_by_pieces_d): New.
21617 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
21619 (class move_by_pieces_d, class compare_by_pieces_d,
21620 class store_by_pieces_d): New subclasses of op_by_pieces_d.
21621 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
21622 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
21623 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
21624 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
21625 compare_by_pieces_d::finish_mode): New member functions.
21626 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
21628 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
21629 (emit_block_cmp_hints): New function.
21630 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
21631 use the newly defined classes.
21632 * expr.h (by_pieces_constfn): New typedef.
21633 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
21634 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
21635 (move_by_pieces_ninsns): Don't declare.
21636 (can_move_by_pieces): Change return value to bool.
21637 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
21638 (compare_by_pieces_branch_ratio): New hook.
21639 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
21640 (by_pieces_ninsns): Declare.
21641 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
21643 (default_compare_by_pieces_branch_ratio): New function.
21644 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
21645 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
21646 * doc/tm.texi: Regenerate.
21647 * tree-ssa-strlen.c: Include "builtins.h".
21648 (handle_builtin_memcmp): New static function.
21649 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
21650 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
21652 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21654 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
21655 relevant stmts which are simple and invariant.
21656 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
21657 instead of simple and invariant
21659 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21661 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
21662 (vectorizable_reduction): Check for new relevant state.
21663 (vectorizable_live_operation): vectorize live stmts using
21664 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
21665 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
21666 (vect_stmt_relevant_p): Check for stmts which are only used live.
21667 (process_use): Use of a stmt does not inherit it's live value.
21668 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
21669 (vect_analyze_stmt): Check for new relevant state.
21670 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
21671 outside the loop, but not inside it.
21673 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21675 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
21676 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
21677 (vect_get_vec_def_for_operand): Split out code.
21679 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
21681 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
21683 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21685 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
21687 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21689 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
21691 2016-06-03 Jakub Jelinek <jakub@redhat.com>
21693 PR middle-end/71387
21694 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
21695 to noreturn e->callee->decl that has void return type and void
21696 arguments, adjust gimple_call_fntype and remove lhs even if it had
21697 previously addressable type.
21699 2016-06-02 Jeff Law <law@redhat.com>
21701 PR tree-optimization/71328
21702 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
21703 error when checking for a jump back onto the copied path.
21705 2016-06-02 David Malcolm <dmalcolm@redhat.com>
21707 * config/microblaze/microblaze.c (get_branch_target): Add return
21708 NULL_RTX for the non-CALL_P case.
21709 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
21710 (insert_wic): Remove unused local "j".
21712 2016-06-02 Martin Liska <mliska@suse.cz>
21714 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
21716 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
21717 Julia Koval <julia.koval@intel.com>
21719 * function.c (assign_parm_setup_stack): Force source into a
21720 register if needed.
21721 * target.def (function_incoming_arg): Update documentation to
21722 allow arbitrary address computation based on hard register.
21723 * doc/tm.texi: Regenerated.
21725 2016-06-02 Martin Liska <mliska@suse.cz>
21727 * predict.c (combine_predictions_for_bb): Fix first match in
21728 cases where a first predictor contains more than one occurence
21729 in list of predictors. Take the best value in such case.
21731 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21733 PR rtl-optimization/71295
21734 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
21735 offset would go over the size of the inner mode reject it.
21737 2016-06-02 Jakub Jelinek <jakub@redhat.com>
21739 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
21740 x=x,x and v=v,m instead of x=x,m.
21742 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
21743 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
21744 alternative to v=rm,C.
21746 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
21747 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
21748 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
21749 instead of vex for the last two above mentioned alternatives.
21751 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21754 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
21756 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
21758 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
21760 2016-06-01 David Malcolm <dmalcolm@redhat.com>
21762 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
21763 from int to unsigned.
21765 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
21767 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
21768 alternatives, eliminating preferred register class. Add support
21769 for the MTVSRDD instruction in ISA 3.0.
21770 (vsx_splat_v4si_internal): Use splat_input_operand instead of
21771 reg_or_indexed_operand.
21772 (vsx_splat_v4sf_internal): Likewise.
21774 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
21777 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
21778 for loading up all 0's or all 1's.
21780 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
21782 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
21784 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
21786 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
21788 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
21789 * gcc.c (set_source_date_epoch_envvar): New function, sets
21790 the SOURCE_DATE_EPOCH environment variable to the current time.
21792 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
21794 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
21795 the factor for live Phi nodes.
21797 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
21799 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
21800 * tree-parloops.c (parallelize_loops): likewise.
21801 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
21802 tree_unswitch_outer_loop): likewise.
21804 2016-06-01 Jakub Jelinek <jakub@redhat.com>
21806 PR middle-end/71371
21807 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
21808 around creation of the temporary.
21810 2016-06-01 Richard Biener <rguenther@suse.de>
21812 PR tree-optimization/71366
21813 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
21814 (unloop_loops): Move removing edges here ...
21815 (try_unroll_loop_completely): ... from here.
21816 (try_peel_loop): ... and here.
21817 (tree_unroll_loops_completely_1): Track parent loops via
21818 bitmap of header BBs.
21819 (tree_unroll_loops_completely): Adjust for that.
21821 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
21823 * config/rs6000/altivec.h (vec_slv): New macro.
21824 (vec_srv): New macro.
21825 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
21826 (UNSPEC_VSRV): New value.
21829 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
21830 (vsrv): New builtin definition.
21831 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
21832 define argument types for new builtin.
21833 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
21835 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
21838 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
21839 Jocelyn Mayer <l_indien@magic.fr>
21842 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
21843 detect processor family for signature_CENTAUR_ebx.
21844 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
21845 signature_CENTAUR_ebx.
21846 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
21847 <default>: Pass x86-64 for has_longmode.
21849 2016-06-01 Nathan Sidwell <nathan@acm.org>
21851 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
21854 2016-06-01 Richard Biener <rguenther@suse.de>
21856 PR tree-optimization/71261
21857 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
21858 of stmts successfully put in the bool pattern. Remove
21859 single-use restriction.
21860 (adjust_bool_pattern_cast): Add cast at the use site via the
21861 pattern def sequence.
21862 (adjust_bool_pattern): Remove recursion, maintain a hash-map
21863 of patterned defs. Use the pattern def seqence instead of
21864 multiple independent patterns.
21865 (sort_after_uid): New qsort compare function.
21866 (adjust_bool_stmts): New function to process stmts in the bool
21867 pattern in IL order.
21868 (vect_recog_bool_pattern): Adjust.
21869 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
21870 (ifcvt_walk_pattern_tree): Likewise.
21871 (stmt_is_root_of_bool_pattern): Likewise.
21872 (ifcvt_repair_bool_pattern): Likewise.
21873 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
21875 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
21877 * loop-unroll.c (decide_unroll_constant_iterations,
21878 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
21879 likely upper bounds.
21880 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
21882 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
21884 * tree-core.h (enum omp_clause_code): Remove
21885 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
21887 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21889 * config/arm/sync.md (arm_store_exclusive<mode>):
21890 Use 'H' output modifier on operands[2] rather than creating a new
21891 entry in out-of-bounds memory of the operands array.
21892 (arm_store_release_exclusivedi): Likewise.
21894 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21896 * config/arm/arm.c (arm_fusion_enabled_p): New function.
21897 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
21898 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
21899 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
21901 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
21903 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
21904 into account live statements for mask producers.
21906 2016-06-01 Richard Biener <rguenther@suse.de>
21908 PR tree-optimization/71311
21909 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
21910 restrict to non-INTEGER_CST @0.
21912 2016-06-01 Richard Biener <rguenther@suse.de>
21914 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
21915 (relational patterns): Use :c to avoid pattern duplications.
21917 2016-06-01 Richard Biener <rguenther@suse.de>
21919 * genmatch.c (comparison_code_p): New predicate.
21920 (swap_tree_comparison): New function.
21921 (commutate): Add for_vec parameter to append new for entries.
21922 Support commutating relational operators by swapping it alongside
21924 (lower_commutative): Adjust.
21925 (dt_simplify::gen): Do not pass artificial operators to gen
21927 (decision_tree::gen): Do not add artificial operators as parameters.
21928 (parser::parse_expr): Verify operator commutativity when :c is
21929 applied. Allow :C to override this.
21930 * match.pd: Adjust patterns to use :C instead of :c where required.
21932 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
21934 PR tree-optimization/71077
21935 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
21936 the combining step, use boolean_false_node and boolean_true_node
21937 as the designated false/true return values.
21939 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
21941 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
21942 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
21943 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
21946 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
21948 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
21949 of flags impliying the register renaming.
21950 * toplev.c (process_options): Do not imply flag_rename_registers with
21953 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21955 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
21956 default implementation.
21958 2016-05-31 Nathan Sidwell <nathan@acm.org>
21960 * dwarf2out.c (cur_line_info_table): Add GTY marker.
21962 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21964 * config/sh/constraints.md (b): Remove constraint.
21965 * config/sh/predicates.md (arith_reg_operand): Remove
21967 * config/sh/sh-modes.def (PDI): Remove.
21968 * config/sh/sh.c (sh_target_reg_class,
21969 sh_optimize_target_register_callee_saved): Remove functions.
21970 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
21971 (sh_expand_epilogue): Update comment.
21972 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
21973 sh_secondary_reload): Remove TARGET_REGS related code.
21974 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
21975 TARGET_REGISTER_P): Remove macros.
21976 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
21977 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
21978 TR1_REG, TR2_REG): Remove constants.
21979 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
21981 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21983 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
21984 define_expand patterns.
21985 (adddi3_compact): Rename to adddi3.
21986 (subdi3_compact): Rename to subdi3.
21987 (*negdi2): Rename to negdi2.
21988 (*abs<mode>2): Rename to abs<mode>2.
21990 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21992 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
21993 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
21994 (atomic_sub_fetchsi): ... this new pattern.
21995 (mvtc): Add CC_REG clobber.
21997 2016-05-31 Marek Polacek <polacek@redhat.com>
21999 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
22001 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22003 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
22004 aarch64_fusion_enabled_p to check for fusion capabilities.
22006 2016-05-31 Richard Biener <rguenther@suse.de>
22008 PR tree-optimization/71352
22009 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
22010 minus one and a negate.
22012 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22014 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
22015 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
22017 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
22018 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
22019 Remove use of aarch64_simd_attr_length_move, set length attribute
22021 (*aarch64_be_movoi): Likewise.
22022 (*aarch64_be_movci): Likewise.
22023 (*aarch64_be_movxi): Likewise.
22025 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
22027 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
22028 It no longer does that.
22029 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
22031 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
22033 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
22034 attribute __unused__.
22036 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
22038 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
22039 * config/arm/arm.c (arm_arch_thumb1): Define.
22040 (arm_option_override): Initialize arm_arch_thumb1.
22041 * config/arm/arm.h (arm_arch_thumb1): Declare.
22042 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
22043 support Thumb-1 ISA.
22045 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
22048 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
22049 `Yv' for scalar operand.
22051 2016-05-31 Tom de Vries <tom@codesourcery.com>
22053 PR tree-optimization/69068
22054 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
22055 phis with more than two args.
22057 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
22059 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
22060 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
22063 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
22065 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
22067 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22069 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
22070 cpu_32, cpu_64, tune_32 and tune_64.
22071 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
22073 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
22075 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
22077 2016-05-30 Andi Kleen <ak@linux.intel.com>
22079 * auto-profile.c (read_profile): Replace asserts with errors
22080 when file does not exist.
22081 * gcov-io.c (gcov_read_words): Dito.
22083 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22085 * tree-cfg.c (print_loop): Print likely upper bounds.
22087 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22089 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
22090 * opts.c (default_options): Enable peel loops at -O3.
22091 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
22092 (try_peel_loop): Do not re-peel already peeled loops;
22093 use likely upper bounds; fix profile updating.
22094 (pass_complete_unroll::execute): Initialize peeled_loops.
22096 2016-05-30 Martin Liska <mliska@suse.cz>
22098 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
22099 computed costs by frequency of BB they belong to.
22100 (get_scaled_computation_cost_at): New function.
22102 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
22103 Marc Glisse <marc.glisse@inria.fr>
22105 PR tree-optimization/71289
22106 * match.pd (-1 / B < A, A > -1 / B): New transformations.
22108 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22110 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
22112 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22114 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
22115 for peeled copies; avoid underflow when updating estimates; correctly
22116 scale loop profile.
22118 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22120 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
22121 r236875. Corrected oe3 to oe2 as obvious.
22123 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22125 PR middle-end/71269
22126 PR middle-end/71252
22127 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
22128 that inserted stmt will not dominate stmts that defines its operand.
22129 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
22130 (rewrite_expr_tree_parallel): Likewise.
22132 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22134 PR middle-end/71252
22135 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
22136 all fields including stmt_to_insert are swapped.
22138 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22140 * predict.h (force_edge_cold): Declare.
22141 * predict.c (force_edge_cold): New function.
22142 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
22144 (canonicalize_loop_induction_variables): Fix formating.
22146 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
22148 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
22149 (visium_expand_copysign): Use gen_int_mode directly.
22150 (visium_compute_frame_size): Minor tweaks.
22152 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22154 * tree-vect-loop.c (vect_analyze_loop_2): Use
22155 likely_max_stmt_executions_int.
22157 2016-05-30 Tom de Vries <tom@codesourcery.com>
22159 PR tree-optimization/69067
22160 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
22162 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
22165 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
22166 New peepholes to remove unneeded fild/fistp pairs.
22167 (define_peephole2 atomic_loaddi_fpu): Ditto.
22169 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22171 * predict.c (maybe_hot_frequency_p): Avoid division.
22173 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
22175 * doc/install.texi: Use https for shop.fsf.org.
22177 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22179 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
22180 likely_max_stmt_executions_int.
22182 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22184 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
22185 likely_max_stmt_executions_int.
22187 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22189 * profile.c (compute_branch_probabilities): Do not report hitrates
22191 (branch_prob): Report hitrates here.
22192 * predict.c (gimple_predict_edge): Do not assert profile status;
22193 fix formatting issues.
22195 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22197 * predict.c (edge_predicted_by_p): New function.
22198 (predict_paths_for_bb): Do not put multiple predictions of the same type
22201 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22203 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
22206 2016-05-28 Alan Modra <amodra@gmail.com>
22208 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
22210 2016-05-28 Alan Modra <amodra@gmail.com>
22212 PR rtl-optimization/71275
22213 * ira.c (ira): Free dominance info.
22215 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
22217 * doc/sourcebuild.texi: New address for upstream Go repository.
22219 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
22221 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
22222 (TARGET_ARM_V7M): Likewise.
22224 2016-05-26 Jeff Law <law@redhat.com>
22226 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
22227 (thread_across_edge): Remove calls to find_jump_threads_backwards.
22228 * passes.def: Add jump threading passes before DOM/VRP.
22229 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
22230 argument to a basic block from an edge. Remove tests which are
22232 (pass_data_thread_jumps, class pass_thread_jumps): New.
22233 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
22234 (make_pass_thread_jumps): Likewise.
22235 * tree-pass.h (make_pass_thread_jumps): Declare.
22237 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
22239 * config/visium/visium-protos.h (split_double_move): Rename into...
22240 (visium_split_double_move): ...this.
22241 (visium_split_double_add): Declare.
22242 * config/visium/visium.c (split_double_move): Rename into...
22243 (visium_split_double_move): ...this.
22244 (visium_split_double_add): New function.
22245 (visium_expand_copysign): Renumber operands for consistency.
22246 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
22247 (DFmode move splitter): Likewise.
22248 (*addi3_insn): Split by means of visium_split_double_add.
22249 (*adddi3_insn_flags): Delete.
22250 (*plus_plus_sltu<subst_arith>): New insn.
22251 (*subdi3_insn): Split by means of visium_split_double_add.
22252 (subdi3_insn_flags): Delete.
22253 (*minus_minus_sltu<subst_arith>): New insn.
22254 (*negdi2_insn): Split by means of visium_split_double_add.
22255 (*negdi2_insn_flags): Delete.
22257 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
22259 * configure.ac: Treat a --with-headers option without argument
22260 the same as the default (i.e. consult sys-include directory).
22261 * configure: Regenerate.
22263 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22265 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
22266 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
22268 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
22269 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
22271 2016-05-27 Jiong Wang <jiong.wang@arm.com>
22274 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
22275 tree-stdarg analysis results.
22276 (aarch64_setup_incoming_varargs): Likewise.
22278 2016-05-27 Jiong Wang <jiong.wang@arm.com>
22280 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
22281 va_list_gpr_counter_field and va_list_fpr_counter_field.
22283 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
22286 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
22287 * config/aarch64/aarch64.c
22288 (aarch64_cannot_change_mode_class): Remove function.
22289 * config/aarch64/aarch64-protos.h
22290 (aarch64_cannot_change_mode_class): Remove.
22292 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22294 * cfgloop.c (record_niter_bound): Record likely upper bounds.
22295 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
22296 get_likely_max_loop_iterations_int): New.
22297 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
22298 any_likely_upper_bound.
22299 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
22301 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
22302 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
22304 (unroll_loop_constant_iterations): Likewise.
22305 (unroll_loop_runtime_iterations): Likewise.
22306 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
22307 * lto-streamer-out.c (output_cfg): Likewise.
22308 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
22310 (canonicalize_loop_induction_variables): Dump likely upper bounds.
22311 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
22312 (likely_max_loop_iterations): New.
22313 (likely_max_loop_iterations_int): New.
22314 (likely_max_stmt_executions): New.
22315 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
22316 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
22317 likely_max_stmt_executions): Declare.
22319 2016-05-27 Marek Polacek <polacek@redhat.com>
22321 PR middle-end/71308
22322 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
22324 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22326 * config/s390/s390.md (2x risbg splitters): Use
22327 reg_overlap_mentioned_p instead of rtx_equal_p.
22329 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
22331 * combine.c (make_compound_operation): Take known zero bits into
22332 account when checking for possible zero_extend.
22334 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22336 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
22337 Use const_int_operand for operand 2 predicate. Simplify expand code
22340 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
22342 PR middle-end/71279
22343 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
22346 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22348 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
22349 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
22350 that returns CC_SESWPmode and CC_ZESWPmode.
22351 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
22353 (aarch64_rtx_costs): Likewise.
22355 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
22357 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
22358 for ISA 3.0 min/max support.
22359 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
22360 conditional move support.
22361 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
22362 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
22364 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
22365 conditional moves where the comparison type is different from move
22367 (fp_minmax): New code iterator for smin/smax.
22368 (minmax): New code attributes for min/max.
22369 (SMINMAX): Likewise.
22370 (smax<mode>3): Combine min, max insns into one insn using the
22371 fp_minmax code iterator. Add support for ISA 3.0 min/max
22372 instructions that don't need -ffast-math.
22373 (s<minmax><mode>3): Likewise.
22374 (smax<mode>3_vsx): Likewise.
22375 (smin<mode>3): Likewise.
22376 (s<minmax><mode>3_vsx): Likewise.
22377 (smin<mode>3_vsx): Likewise.
22378 (pre-VSX min/max splitters): Likewise.
22379 (s<minmax><mode>3_fpr): Likewise.
22380 (movsfcc): Rewrite floating point conditional moves to combine
22381 SFmode/DFmode into a single insn.
22382 (mov<mode>cc): Likewise.
22383 (movdfcc): Likewise.
22384 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
22385 SFDF2 iterators to handle all combinations.
22386 (fseldfsf4): Likewise.
22387 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
22388 (fseldfdf4): Likewise.
22389 (fselsfdf4): Likewise.
22390 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
22391 comparison instructions that set a 0/-1 mask, and use it for
22392 floating point conditional move via XXSEL.
22393 (fpmask<mode>): Likewise.
22394 (xxsel<mode>): Likewise.
22395 * config/rs6000/predicates.md (min_max_operator): Delete, no
22397 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
22398 instructions that generate a 0/-1 mask for use with XXSEL.
22399 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
22400 say whether floating point min/max is available, either through
22401 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
22402 (TARGET_MINMAX_DF): Likewise.
22404 2016-05-27 Alan Modra <amodra@gmail.com>
22406 PR rtl-optimization/71275
22407 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
22408 for update_equiv_regs and combine_and_move_insns.
22410 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
22412 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
22413 if_then_else or cond RTXes to calculate attribute value.
22414 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
22415 <attr "length_immediate>: Ditto.
22416 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
22417 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
22418 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
22419 <attr "type">: Ditto.
22420 <attr "prefix_data16">: Ditto.
22421 <attr "prefix_extra">: Ditto.
22422 <attr "length_immediate">: Ditto.
22423 <attr "prefix">: Ditto.
22424 (vec_set<mode>_0) <attr "isa">: Ditto.
22425 <attr "prefix_extra">: Ditto.
22426 <attr "length_immediate">: Ditto.
22427 <attr "prefix">: Ditto.
22428 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
22429 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
22430 (sse2_storelpd) <attr "prefix_data16">: Ditto.
22431 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
22432 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
22433 <attr "length_immediate">: Ditto.
22434 <attr "prefix">: Ditto.
22435 (sse2_movsd) <attr "length_immediate">: Ditto.
22436 <attr "prefix">: Ditto.
22437 (vec_concatv2df) <attr "isa">: Ditto.
22438 <attr "prefix">: Ditto.
22439 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
22440 (*vec_extractv2di_1) <attr "isa">: Ditto.
22441 <attr "type">: Ditto.
22442 <attr "length_immediate">: Ditto.
22443 <attr "prefix_rex">: Ditto.
22444 <attr "prefix_extra">: Ditto.
22445 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
22446 <attr "prefix_extra">: Ditto.
22447 <attr "length_immediate">: Ditto.
22448 (vec_concatv2di) <attr "isa">: Ditto.
22449 <attr "prefix_extra">: Ditto.
22450 <attr "length_immediate">: Ditto.
22451 <attr "prefix">: Ditto.
22453 2016-05-26 Martin Liska <mliska@suse.cz>
22455 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
22457 (operator+): Likewise.
22458 (operator-): Likewise.
22459 (comp_cost::operator+=): Likewise.
22460 (comp_cost::operator-=): Likewise.
22461 (comp_cost::operator/=): Likewise.
22462 (comp_cost::operator*=): Likewise.
22463 (operator<): Likewise.
22464 (operator==): Likewise.
22465 (operator<=): Likewise.
22466 (new_cost): Remove.
22467 (infinite_cost_p): Likewise.
22468 (add_costs): Likewise.
22469 (sub_costs): Likewise.
22470 (compare_costs): Likewise.
22471 (set_group_iv_cost): Use the newly introduced functions.
22472 (get_address_cost): Likewise.
22473 (get_shiftadd_cost): Likewise.
22474 (force_expr_to_var_cost): Likewise.
22475 (split_address_cost): Likewise.
22476 (ptr_difference_cost): Likewise.
22477 (difference_cost): Likewise.
22478 (get_computation_cost_at): Likewise.
22479 (determine_group_iv_cost_generic): Likewise.
22480 (determine_group_iv_cost_address): Likewise.
22481 (determine_group_iv_cost_cond): Likewise.
22482 (autoinc_possible_for_pair): Likewise.
22483 (determine_group_iv_costs): Likewise.
22484 (cheaper_cost_pair): Likewise.
22485 (iv_ca_recount_cost): Likewise.
22486 (iv_ca_set_no_cp): Likewise.
22487 (iv_ca_set_cp): Likewise.
22488 (iv_ca_cost): Likewise.
22489 (iv_ca_new): Likewise.
22490 (iv_ca_dump): Likewise.
22491 (iv_ca_narrow): Likewise.
22492 (iv_ca_prune): Likewise.
22493 (iv_ca_replace): Likewise.
22494 (try_add_cand_for): Likewise.
22495 (try_improve_iv_set): Likewise.
22496 (find_optimal_iv_set): Likewise.
22498 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
22500 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
22501 that internal functions will clobber all caller-saved registers.
22503 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
22505 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
22506 Return a better case_values_threshold when optimizing.
22508 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
22510 * config/aarch64/aarch64-simd.md (aarch64_combinez):
22511 Add ? to integer variant.
22512 (aarch64_combinez_be): Likewise.
22514 2016-05-26 Jakub Jelinek <jakub@redhat.com>
22516 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
22517 instead of x constraint.
22518 (vcvtps2ph256<mask_name>): Likewise.
22520 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
22521 alternative. Formatting fix.
22523 * config/i386/sse.md
22524 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
22526 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
22527 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
22528 maybe_evex prefix instead of vex.
22529 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
22530 EXT_REX_SSE_REG_P (op0) case in the splitter.
22532 2016-05-25 Jeff Law <law@redhat.com>
22534 PR tree-optimization/71272
22535 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
22536 Update comments. Add test for empty path.
22538 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
22540 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
22541 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
22542 special case builtin.
22543 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
22544 code for ALTIVEC_BUILTIN_VEC_CMPNE.
22545 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
22546 for __builtin_vec_cmpne.
22548 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
22550 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
22551 redundant test and bail out if the type of the new operand is not
22552 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
22554 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
22556 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
22557 (x_ix86_target_flags_explicit): Remove.
22558 * config/i386/i386.c (ix86_function_specific_save): Do not copy
22559 x_ix86_target_flags_explicit.
22560 (ix86_function_specific_restore): Ditto.
22562 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
22563 H.J. Lu <hongjiu.lu@intel.com>
22566 * common/config/i386/i386-common.c
22567 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
22568 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
22569 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
22570 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
22571 (-mgeneral-regs-only): Add new option.
22572 * config/i386/i386.c (ix86_option_override_internal): Don't enable
22573 x87 instructions if only general registers are allowed.
22574 (ix86_target_string): Add ix86_flags argument. Handle additional
22575 flags options through ix86_flags argument. Update all callers.
22576 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
22578 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22580 PR rtl-optimization/66940
22581 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
22582 decrementing desired_val will not overflow before performing these
22585 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
22587 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
22588 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
22589 * config/i386/i386.c (enum ix86_builtins): Add
22590 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
22591 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
22592 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
22593 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
22594 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
22595 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
22596 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
22597 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
22598 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
22599 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
22600 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
22601 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
22602 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
22603 __builtin_ia32_cvtps2dq512_mask.
22604 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
22605 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
22606 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
22607 * config/i386/sse.md
22608 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
22610 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
22611 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
22613 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
22614 (avx512f_vec_pack_sfix_v8df): New define_expand.
22615 (avx512f_roundpd512): Rename to ...
22616 (avx512f_round<castmode>512): ... this. Change iterator.
22617 (avx512f_roundps512_sfix): New define_expand.
22618 (round<mode>2_sfix): Change iterator.
22620 2016-05-25 Nick Clifton <nickc@redhat.com>
22622 * config/msp430/msp430.c (msp430_attr): Produce an error if a
22623 static interrupt handler is detected.
22624 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
22625 default linker script.
22626 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
22627 the low part of a symbolic pointer.
22629 2016-05-25 Richard Biener <rguenther@suse.de>
22631 PR tree-optimization/71261
22632 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
22633 interesting stmt instead of immediate uses when looking
22634 for the use operand to replace.
22636 2016-05-25 Martin Liska <mliska@suse.cz>
22638 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
22640 2016-05-25 Richard Biener <rguenther@suse.de>
22642 PR tree-optimization/71264
22643 * tree-vect-stmts.c (vect_init_vector): Properly deal with
22646 2016-05-25 Martin Liska <mliska@suse.cz>
22648 PR tree-optimization/71239
22649 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
22650 if DECL_SIZE is NULL.
22652 2016-05-25 Richard Biener <rguenther@suse.de>
22654 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
22655 * tree-if-conv.c (pass_data_if_conversion): Use it.
22657 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
22659 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
22660 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
22661 * varpool.c (varpool_node::get_availability): Likewise.
22663 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
22665 * config/rs6000/altivec.md (VNEG iterator): New iterator for
22666 VNEGW/VNEGD instructions.
22667 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
22668 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
22669 support for ISA 3.0 VNEGW/VNEGD instructions.
22671 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
22673 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
22674 pointers inside OACC_DATA regions.
22675 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
22676 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
22677 (gimplify_adjust_omp_clauses): Fix typo in comment.
22679 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
22681 * config/rs6000/altivec.md (VParity): New mode iterator for vector
22682 parity built-in functions.
22683 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
22685 (p9v_parity<mode>2): Likewise.
22686 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
22688 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
22689 (parity<mode>2): ISA 3.0 expander for vector parity.
22690 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
22692 (BU_P9_64BIT_MISC_0): Likewise.
22693 (BU_P9_MISC_0): Likewise.
22694 (BU_P9V_AV_1): Likewise.
22695 (BU_P9V_AV_2): Likewise.
22696 (BU_P9V_AV_3): Likewise.
22697 (BU_P9V_AV_P): Likewise.
22698 (BU_P9V_VSX_1): Likewise.
22699 (BU_P9V_OVERLOAD_1): Likewise.
22700 (BU_P9V_OVERLOAD_2): Likewise.
22701 (BU_P9V_OVERLOAD_3): Likewise.
22702 (VCTZB): Add vector count trailing zeros support.
22706 (VPRTYBD): Add vector parity support.
22707 (VPRTYBQ): Likewise.
22708 (VPRTYBW): Likewise.
22709 (VCTZ): Add overloaded vector count trailing zeros support.
22710 (VPRTYB): Add overloaded vector parity support.
22711 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22712 overloaded vector count trailing zeros and parity instructions.
22713 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
22714 vector parity support.
22715 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
22716 trailing zeros support.
22717 (vec_cntlz): Likewise.
22718 (vec_vctzb): Likewise.
22719 (vec_vctzd): Likewise.
22720 (vec_vctzh): Likewise.
22721 (vec_vctzw): Likewise.
22722 (vec_vprtyb): Add ISA 3.0 vector parity support.
22723 (vec_vprtybd): Likewise.
22724 (vec_vprtybw): Likewise.
22725 (vec_vprtybq): Likewise.
22726 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
22727 the ISA 3.0 vector count trailing zeros and vector parity built-in
22730 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22732 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
22733 when there is stmt_to_insert.
22735 2016-05-24 Martin Sebor <msebor@redhat.com>
22738 * tree.h (complete_or_array_type_p): New inline function.
22740 2016-05-24 Jakub Jelinek <jakub@redhat.com>
22742 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
22743 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
22744 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
22746 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
22747 Limit 1st alternative to noavx isa, split 2nd alternative into one
22748 noavx and one avx alternative, use *x and Bm in the former and
22749 x and m in the latter.
22751 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
22752 of sse4 for the first alternative, drop %v from the template
22753 and d operand modifier. Split second alternative into one sse4_noavx
22754 and one avx alternative, use *x instead of *v in the former and v
22755 instead of *v in the latter.
22756 (*sse4_1_extractps): Use noavx isa instead of * for the first
22757 alternative, drop %v from the template. Split second alternative into
22758 one noavx and one avx alternative, use *x instead of *v in the
22759 former and v instead of *v in the latter.
22760 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
22761 with noavx and the last one with avx.
22762 (sse4_1_phminposuw): Guard first alternative with noavx isa,
22763 split the second one into one noavx and one avx alternative,
22764 use *x and Bm in the former and x and m in the latter one.
22765 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
22768 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
22769 first two alternatives to noavx, use *x instead of *v in the second
22770 one, add avx alternative without *.
22771 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
22772 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
22773 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
22775 2016-05-24 Jeff Law <law@redhat.com>
22777 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
22778 New function, extracted from...
22779 (fsm_find_control_statement_thread_paths): Here. Use the new function.
22780 Allow simple copies and constant initializations in the SSA chain.
22782 2016-05-24 Marek Polacek <polacek@redhat.com>
22785 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
22788 2016-05-24 Jakub Jelinek <jakub@redhat.com>
22791 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
22792 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
22793 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
22794 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
22795 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
22797 2016-05-24 Richard Biener <rguenther@suse.de>
22799 PR tree-optimization/71240
22800 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
22803 2016-05-24 Richard Biener <rguenther@suse.de>
22805 PR tree-optimization/71230
22806 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
22808 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22810 * tree-vectorizer.h (vectorizable_comparison): Delete.
22811 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
22812 PURE_SLP_STMT check.
22813 * tree-vect-stmts.c (vectorizable_call): Likewise.
22814 (vectorizable_simd_clone_call): Likewise.
22815 (vectorizable_conversion): Likewise.
22816 (vectorizable_assignment): Likewise.
22817 (vectorizable_shift): Likewise.
22818 (vectorizable_operation): Likewise.
22819 (vectorizable_load): Likewise.
22820 (vectorizable_condition): Likewise.
22821 (vectorizable_store): Likewise. Assert that we don't have
22823 (vectorizable_comparison): Make static. Remove redundant
22824 PURE_SLP_STMT check.
22825 (vect_transform_stmt): Assert that we always have an slp_node
22828 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22830 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
22831 operands[2] against 1 with comparison against CONST1_RTX.
22832 (<shift>di3_neon): Likewise.
22833 * config/arm/predicates.md (const0_operand): Replace with comparison
22834 against CONST0_RTX.
22836 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22838 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
22839 operands[2] against 1 with comparison against CONST1_RTX.
22840 (ashrdi3): Likewise.
22841 (lshrdi3): Likewise.
22842 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
22844 (ashrsi3): Likewise.
22845 (lshrsi3): Likewise.
22846 (rotrsi3): Likewise.
22847 (define_split above *compareqi_eq0): Likewise.
22848 (define_split above "prologue"): Likewise.
22849 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
22850 * config/arm/predicates.md (shift_operator): Likewise.
22851 (shift_nomul_operator): Likewise.
22852 (sat_shift_operator): Likewise.
22853 (thumb1_cmp_operand): Likewise.
22854 (const_neon_scalar_shift_amount_operand): Replace manual range
22855 check with IN_RANGE.
22856 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
22857 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
22859 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22861 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
22862 with HOST_WIDE_INT_1.
22864 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
22865 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
22866 (arm_canonicalize_comparison): Likewise.
22867 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
22869 (thumb1_size_rtx_costs): Likewise.
22870 (vfp_const_double_index): Replace cast of 1 to unsigned
22871 HOST_WIDE_INT with HOST_WIDE_INT_1U.
22872 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
22874 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
22875 HOST_WIDE_INT with HOST_WIDE_INT_1U.
22876 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
22877 HOST_WIDE_INT with HOST_WIDE_INT_1.
22879 2016-05-24 Marek Polacek <polacek@redhat.com>
22881 * tree-cfg.h (should_remove_lhs_p): New predicate.
22882 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
22883 * gimplify.c (gimplify_modify_expr): Likewise.
22884 * tree-cfg.c (verify_gimple_call): Likewise.
22885 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
22886 * gimple-fold.c: Include "tree-cfg.h".
22887 (gimple_fold_call): Use should_remove_lhs_p.
22889 2016-05-24 Richard Biener <rguenther@suse.de>
22891 PR tree-optimization/71253
22892 * cfganal.h (control_dependences): Make robust against edge
22894 (control_dependences::control_dependences): Remove edge_list argument.
22895 (control_dependences::get_edge): Remove.
22896 (control_dependences::get_edge_src): Add.
22897 (control_dependences::get_edge_dest): Likewise.
22898 (control_dependences::m_el): Make a vector of edge src/dest index.
22899 * cfganal.c (control_dependences::find_control_dependence): Adjust.
22900 (control_dependences::control_dependences): Likewise.
22901 (control_dependences::~control_dependence): Likewise.
22902 (control_dependences::get_edge): Remove.
22903 (control_dependences::get_edge_src): Add.
22904 (control_dependences::get_edge_dest): Likewise.
22905 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
22907 (perform_tree_ssa_dce): Adjust.
22908 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
22910 (pass_loop_distribution::execute): Adjust. Do loop destroying
22911 conditional on changed.
22913 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22916 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
22917 return. Reindent transformation comment and mention the ARM state
22920 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22922 PR middle-end/71252
22923 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
22924 after build_and_add_sum creates new use stmt.
22926 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22928 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
22929 load_lanes/grouped_load classification comes first. Don't check
22930 whether the vectorization factor is a multiple of the group size
22933 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22935 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
22936 GROUP_GAP for single-element interleaving.
22937 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
22940 2016-05-24 Richard Biener <rguenther@suse.de>
22942 PR middle-end/70434
22944 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
22945 bases which are accessed with non-invariant indices.
22946 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
22947 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
22949 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22951 PR middle-end/71170
22952 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
22953 (add_to_ops_vec): Add stmt_to_insert.
22954 (add_repeat_to_ops_vec): Init stmt_to_insert.
22955 (insert_stmt_before_use): New.
22956 (transform_add_to_multiply): Remove mult_stmt insertion and add it
22958 (get_ops): Init stmt_to_insert.
22959 (maybe_optimize_range_tests): Likewise.
22960 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
22961 (rewrite_expr_tree_parallel): Likewise.
22962 (reassociate_bb): Likewise.
22964 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
22967 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
22968 ISA 3.0 xxperm fusion alternative.
22969 (altivec_vperm_v8hiv16qi): Likewise.
22970 (altivec_vperm_<mode>_uns_internal): Likewise.
22971 (vperm_v8hiv4si): Likewise.
22972 (vperm_v16qiv8hi): Likewise.
22974 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
22975 Kelvin Nilsen <kelvin@gcc.gnu.org>
22977 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
22978 vpermr/xxpermr on ISA 3.0.
22979 (altivec_expand_vec_perm_le): Likewise.
22980 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
22981 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
22984 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
22986 * config/i386/i386.h (IS_STACK_MODE): Enable for
22987 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
22988 SSE_FLOAT_MODE_P macros.
22989 * config/i386/i386.c (ix86_preferred_reload_class): Use
22990 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
22991 Cleanup regclass processing for CONST_DOUBLE_P.
22992 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
22993 (ix86_rtx_costs): Remove redundant TARGET_80387 check
22994 with IS_STACK_MODE macro.
22995 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
22997 (*movdf_internal): Use IS_STACK_MODE macro.
22998 (*movsf_internal): Ditto.
23000 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
23002 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
23003 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
23005 2016-05-23 Jeff Law <law@redhat.com>
23007 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
23009 (fsm_find_control_statement_thread_paths): Call it.
23011 2016-05-23 Martin Jambor <mjambor@suse.cz>
23014 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
23015 from_global_constant if t is not NULL.
23017 2016-05-23 Marek Polacek <polacek@redhat.com>
23020 * common.opt (Wswitch-unreachable): New option.
23021 * doc/invoke.texi: Document -Wswitch-unreachable.
23022 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
23025 2016-05-23 Bin Cheng <bin.cheng@arm.com>
23027 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
23028 TMR_INDEX is non-NULL.
23030 2016-05-23 Richard Biener <rguenther@suse.de>
23032 PR tree-optimization/71230
23033 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
23034 (try_special_add_to_ops): ... here. Always test for single-use.
23036 2016-05-23 Martin Jambor <mjambor@suse.cz>
23038 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
23039 default block if a PHI node in the original one would be resized.
23041 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
23043 PR tree-optimization/58135
23044 * tree-vect-slp.c: When group size is not multiple
23045 of vector size, allow splitting of store group at
23048 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
23050 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
23052 2016-05-22 Jakub Jelinek <jakub@redhat.com>
23054 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
23055 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
23056 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
23059 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
23060 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
23061 v constraint instead of x and vinserti32x4 insn.
23063 * config/i386/sse.md (i128vldq): New mode iterator.
23064 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
23065 avx512dq and avx512vl alternatives.
23067 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
23068 constraint, use maybe_evex prefix instead of vex.
23069 (vec_dupv4sf): Use v constraint instead of x for output
23070 operand except for noavx alternative, use Yv constraint
23071 instead of x for input. Use maybe_evex prefix instead of vex.
23072 (*vec_dupv4si): Likewise.
23073 (*vec_dupv2di): Likewise.
23075 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
23077 PR middle-end/40921
23078 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
23079 (linearize_expr_tree): Call try_special_add_to_ops.
23080 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
23082 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23084 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
23085 to computed stack_usage.
23087 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
23090 * config/avr/avr.md (define_expand "mov<mode>"): If the source
23091 operand is subreg (symbol_ref) then move the symbol ref to register.
23093 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
23095 * tree.c (array_at_struct_end_p): Look through MEM_REF.
23097 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
23099 PR middle-end/71179
23100 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
23103 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
23105 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
23106 ranges by calling get_single_symbol and tidy up. Look more closely
23107 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
23109 2016-05-20 Jeff Law <law@redhat.com>
23111 * bitmap.c (bitmap_find_bit): Remove useless test.
23113 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
23115 * function.c (thread_prologue_and_epilogue_insns): Commit the
23116 insertion of the epilogue.
23118 2016-05-20 Martin Jambor <mjambor@suse.cz>
23120 PR tree-optimization/70884
23121 * tree-sra.c (initialize_constant_pool_replacements): Do not check
23122 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
23123 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
23124 of constant pool data as a reason for scalarization.
23126 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
23128 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
23129 for naked functions.
23130 (thumb1_expand_prologue): Likewise.
23132 2016-05-20 Nathan Sidwell <nathan@acm.org>
23134 * config/nvptx/nptx.c (nvptx_option_override): Only set
23135 flag_toplevel_reorder, if not explicitly specified. Set
23136 flag_no_common, unless explicitly specified.
23138 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23140 * calls.c (can_implement_as_sibling_call_p): Mark param
23141 reg_parm_stack_space with ATTRIBUTE_UNUSED.
23143 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
23145 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
23146 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
23147 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
23149 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
23150 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
23151 and CASE_CONST_ANY.
23153 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
23155 * config/nvptx/nvptx.md (sincossf3): New pattern.
23157 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23159 * calls.c (maybe_complain_about_tail_call): New function.
23160 (initialize_argument_information): Call
23161 maybe_complain_about_tail_call when clearing *may_tailcall.
23162 (can_implement_as_sibling_call_p): Call
23163 maybe_complain_about_tail_call when returning false.
23164 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
23165 ensure try_tail_call is set. Call maybe_complain_about_tail_call
23166 if tail-call optimization fails.
23167 * cfgexpand.c (expand_call_stmt): Initialize
23168 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
23169 * gimple-pretty-print.c (dump_gimple_call): Dump
23170 gimple_call_must_tail_p.
23171 * gimple.c (gimple_build_call_from_tree): Call
23172 gimple_call_set_must_tail with the value of
23173 CALL_EXPR_MUST_TAIL_CALL.
23174 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
23175 (gimple_call_set_must_tail): New function.
23176 (gimple_call_must_tail_p): New function.
23177 * print-tree.c (print_node): Update printing of TREE_STATIC
23178 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
23179 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
23180 trailing comment listing applicable flags.
23181 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
23183 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23185 * calls.c (expand_call): Move "Rest of purposes for tail call
23186 optimizations to fail" to...
23187 (can_implement_as_sibling_call_p): ...this new function, and
23188 split into multiple "if" statements.
23190 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23192 * cfgloop.h (expected_loop_iterations_unbounded,
23193 expected_loop_iterations): Unconstify.
23194 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
23195 profile with known upper bound; return 3 when profile is absent.
23196 (expected_loop_iterations): Update.
23198 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23200 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
23201 and get_max_loop_iterations_int.
23203 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23205 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
23206 realistic upper bounds here.
23208 2016-05-20 Jakub Jelinek <jakub@redhat.com>
23211 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
23212 calls if the LHS is variable length or has addressable type.
23213 If targets[0]->decl is a noreturn call with void return type and
23214 zero arguments, adjust fntype and remove lhs in that case.
23216 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
23218 PR tree-optimization/71079
23219 PR tree-optimization/71206
23220 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
23222 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
23224 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
23225 (get_vec_alignment_for_array_decl): Likewise.
23226 (get_vec_alignment_for_record_decl): Likewise.
23227 (increase_alignment::execute): Move code to find alignment to
23228 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
23229 (type_align_map): New hash_map.
23231 2016-05-20 Richard Guenther <rguenther@suse.de>
23233 PR tree-optimization/29756
23234 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
23235 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
23236 * fold-const.c (operand_equal_p): Likewise.
23237 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
23238 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
23239 * tree-inline.c (estimate_operator_cost): Likewise.
23240 * tree-pretty-print.c (dump_generic_node): Likewise.
23241 * tree-ssa-operands.c (get_expr_operands): Likewise.
23242 * cfgexpand.c (expand_debug_expr): Likewise.
23243 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
23244 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
23245 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
23246 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
23247 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
23248 (execute_update_addresses_taken): Do it.
23250 2016-05-20 Richard Biener <rguenther@suse.de>
23252 PR tree-optimization/71185
23253 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
23254 register operations.
23256 2016-05-20 Richard Biener <rguenther@suse.de>
23258 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
23259 gimple_seq_add_seq_without_update.
23260 (release_bb_predicate): Assert we have no operands to free.
23261 (if_convertible_loop_p_1): Calculate post dominators later.
23262 Do not free BB predicates here.
23263 (combine_blocks): Do not recompute BB predicates.
23264 (version_loop_for_if_conversion): Save BB predicates around
23267 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
23269 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
23270 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
23271 code. Ignore sibcalls on EDGE_IGNORE edges.
23272 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
23273 on edges for sibcalls that run without prologue. The rest of the
23274 function is combined from...
23275 (fix_fake_fallthrough_edge): ... this, and ...
23276 (try_shrink_wrapping): ... a part of this. Remove the bb_with
23277 function argument, make it a local variable.
23279 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
23281 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
23282 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
23283 for 32-bit mode and SEH for 64-bit.
23284 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
23285 TARGET_64BIT_DEFAULT.
23287 2016-05-19 Ryan Burn <contact@rnburn.com>
23289 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
23290 * gengtype.c (open_base_files): Add cilk.h to ifiles.
23292 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
23294 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
23295 force pending loads from memory.
23297 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
23299 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
23300 (UNSPEC_DARN_32): New unspec constant.
23301 (UNSPEC_DARN_RAW): New unspec constant.
23302 (darn_32): New instruction.
23303 (darn_raw): New instruction.
23304 (darn): New instruction.
23305 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
23306 support and documentation for this macro.
23307 (BU_P9_MISC_1): New macro definition.
23308 (BU_P9_64BIT_MISC_0): New macro definition.
23309 (BU_P9_MISC_0): New macro definition.
23310 (darn_32): New builtin definition.
23311 (darn_raw): New builtin definition.
23312 (darn): New builtin definition.
23313 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
23314 RS6000_BUILTIN_0 directives to surround each occurrence of
23315 #include "rs6000-builtin.def".
23316 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
23317 RS6000_BTM_64BIT flags to the returned mask, depending on
23319 (def_builtin): Correct an error in the assignments made to the
23320 debugging variable attr_string.
23321 (rs6000_expand_builtin): Add support for no-operand built-in
23323 (builtin_function_type): Remove fatal_error assertion that is no
23325 (rs6000_common_init_builtins): Add support for no-operand built-in
23327 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
23329 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
23331 (RS6000_BTM_64BIT): New macro definition.
23332 * doc/extend.texi: Document __builtin_darn (void),
23333 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
23336 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
23338 * tree-vect-loop.c (vect_analyze_loop_2): Use also
23339 max_loop_iterations_int.
23341 2016-05-19 Marek Polacek <polacek@redhat.com>
23343 PR tree-optimization/71031
23344 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
23345 condition and adjust the code a bit.
23347 2016-05-19 Martin Liska <mliska@suse.cz>
23349 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
23350 auto_vec instead of vec.
23352 2016-05-19 Martin Liska <mliska@suse.cz>
23354 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
23356 2016-05-19 Martin Liska <mliska@suse.cz>
23358 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
23360 2016-05-19 Martin Liska <mliska@suse.cz>
23362 * ipa-pure-const.c (set_function_state): Remove an existing
23364 (remove_node_data): Do not free it as it's released
23365 in set_function_state.
23367 2016-05-19 Martin Liska <mliska@suse.cz>
23369 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
23372 2016-05-19 Martin Liska <mliska@suse.cz>
23374 * omp-simd-clone.c (simd_clone_adjust): Release vector.
23376 2016-05-19 Martin Liska <mliska@suse.cz>
23378 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
23379 an auto_vec instead of re-creating it.
23381 2016-05-19 Martin Liska <mliska@suse.cz>
23383 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
23384 auto_vec instead of vec.
23386 2016-05-19 Martin Liska <mliska@suse.cz>
23388 * lto-section-in.c (lto_get_section_data): Call
23389 lto_check_version with additional argument.
23390 * lto-streamer.c (lto_check_version): Add new argument.
23391 * lto-streamer.h (lto_check_version): Likewise.
23393 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23395 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
23396 Don't add cost of inner memory when handling sign-extended loads.
23398 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
23400 PR rtl-optimization/71148
23401 * cse.c (cse_main): Free dominance info.
23402 (rest_of_handle_cse): Don't free dominance info.
23403 (rest_of_handle_cse2): Likewise.
23404 (rest_of_handle_cse_after_global_opts): Likewise.
23406 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23409 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
23410 NULL_TREE early if NEON is not available. Remove now redundant check
23411 in ARM_CHECK_BUILTIN_MODE.
23413 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
23416 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
23417 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
23418 * doc/cpp.texi: Document new macros.
23420 2016-05-19 Bin Cheng <bin.cheng@arm.com>
23422 PR tree-optimization/69848
23423 * tree-vect-loop.c (vectorizable_reduction): Don't factor
23424 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
23426 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
23428 * function.c (thread_prologue_and_epilogue_insn): Move the
23429 "goto epilogue_done" one block later.
23431 2016-05-19 Richard Biener <rguenther@suse.de>
23433 PR tree-optimization/70729
23434 * passes.def: Move LIM pass before PRE. Remove no longer
23435 required copyprop and move first DCE out of the loop pipeline.
23437 2016-05-18 David Malcolm <dmalcolm@redhat.com>
23440 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
23441 (OBJS-libcommon-target): ...here.
23442 * opts-common.c: Include spellcheck.h.
23443 (cmdline_handle_error): Build a vec of valid options and use it
23444 to suggest provide hints for misspelled arguments.
23446 2016-05-18 Jakub Jelinek <jakub@redhat.com>
23449 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
23450 lhs if it has TREE_ADDRESSABLE type.
23452 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
23455 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
23456 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
23458 2016-05-18 Martin Jambor <mjambor@suse.cz>
23461 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
23462 input for NOP_EXPR pass-through functions.
23463 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
23464 aggregate global constant VAR_DECLs in constant jump functions.
23466 2016-05-18 Martin Jambor <mjambor@suse.cz>
23469 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
23470 from TREE_READONLY parameters.
23472 2016-05-18 Martin Jambor <mjambor@suse.cz>
23475 * cgraph.h (cgraph_indirect_call_info): New field
23476 guaranteed_unmodified.
23477 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
23478 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
23480 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
23481 pass the parameter value to ipa_find_agg_cst_for_param.
23482 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
23483 guaranteed_unmodified, store AA results there instead of bailing out
23485 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
23486 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
23487 (find_constructor_constant_at_offset): New function.
23488 (ipa_find_agg_cst_from_init): Likewise.
23489 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
23490 static initializers of contants, report back through a new paameter
23491 from_global_constant if that was the case.
23492 (try_make_edge_direct_simple_call): Also pass parameter value to
23493 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
23495 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
23496 (ipa_read_indirect_edge_info): Likewise.
23497 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
23498 (ipa_load_from_parm_agg): Likewise.
23500 2016-05-18 Jiong Wang <jiong.wang@arm.com>
23502 PR rtl-optimization/71150
23503 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
23506 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
23509 * config/rs6000/constraints.md (wE constraint): New constraint
23510 for a vector constant that can be loaded with XXSPLTIB.
23511 (wM constraint): New constraint for a vector constant of a 1's.
23512 (wS constraint): New constraint for a vector constant that can be
23513 loaded with XXSPLTIB and a vector sign extend instruction.
23514 * config/rs6000/predicates.md (xxspltib_constant_split): New
23515 predicates for wE/wS constraints.
23516 (xxspltib_constant_nosplit): Likewise.
23517 (easy_vector_constant): Add support for constants that can be
23518 loaded via XXSPLTIB.
23519 (all_ones_constant): New predicate for vector constant with all
23521 (splat_input_operand): Add support for ISA 3.0 word splat operations.
23522 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
23523 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
23524 instruction and possibly with a sign extension.
23525 (output_vec_const_move): Add support for XXSPLTIB. If we are
23526 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
23527 instead of XXLXOR/XXLORC.
23528 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
23530 (rs6000_legitimize_reload_address): Likewise.
23531 (rs6000_output_move_128bit): Use output_vec_const_move to emit
23533 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
23534 combine VSX_M and VSX_M2 into one iterator.
23535 (VSX_M2): Likewise.
23536 (VSINT_84): New iterators for loading constants with XXSPLTIB.
23537 (VSINT_842): Likewise.
23538 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
23539 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
23540 XXSPLTIB instruction.
23541 (xxspltib_<mode>_nosplit): Likewise.
23542 (xxspltib_<mode>_split): New insn to load up constants with
23543 XXSPLTIB and a sign extend instruction.
23544 (vsx_mov<mode>): Replace single move that handled all vector types
23545 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
23546 moves (when -mvsx-timode is in effect) into the main vector
23547 moves. Eliminate separate moves for <VSr> <VSa>, where the
23548 preferred register class (<VSr>) is listed first, and the
23549 secondary register class (<VSa>) is listed second with a '?' to
23550 discourage use. Prefer loading 0/-1 in any VSX register for ISA
23551 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
23552 that if the register was involved in a slow operation, the
23553 clear/set operation does not wait for the slow operation to
23554 finish. Adjust the length attributes for 32-bit mode. Use
23555 rs6000_output_move_128bit and drop the use of the string
23556 instructions for 32-bit movti when -mvsx-timode is in effect. Use
23557 spacing so that the alternatives and attributes don't generate
23558 long lines, and put things in columns, so that it is easier to
23559 match up the operands and attributes with the insn alternatives.
23560 (vsx_mov<mode>_64bit): Likewise.
23561 (vsx_mov<mode>_32bit): Likewise.
23562 (vsx_movti_64bit): Fold movti into normal vector moves.
23563 (vsx_movti_32bit): Likewise.
23564 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
23565 splat instructions.
23566 (vsx_splat_v4si_internal): Likewise.
23567 (vsx_splat_v4sf_internal): Likewise.
23568 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
23569 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
23570 extend vector elements.
23571 (vsx_sign_extend_hi_<mode>): Likewise.
23572 (vsx_sign_extend_si_v2di): Likewise.
23573 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
23575 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
23576 constraints. Add trailing period to wL documentation.
23578 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
23580 PR middle-end/71020
23581 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
23582 * tree-dfa.c (replace_abnormal_ssa_names): New function.
23583 * tree-call-cdce.c: Include tree-dfa.h.
23584 (can_guard_call_p): New function, extracted from...
23585 (can_use_internal_fn): ...here.
23586 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
23588 (shrink_wrap_one_built_in_call): Likewise.
23589 (use_internal_fn): Likewise.
23590 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
23591 and return void. Call replace_abnormal_ssa_names.
23592 (pass_call_cdce::execute): Check can_guard_call_p during the
23593 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
23594 will always change something.
23596 2016-05-18 Martin Jambor <mjambor@suse.cz>
23599 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
23600 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
23602 2016-05-18 Martin Jambor <mjambor@suse.cz>
23605 * ipa-inline.h (condition): New field size.
23606 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
23607 for comaprison and store it into the new condition.
23608 (evaluate_conditions_for_known_args): Use condition size to check
23609 access sizes for all but CHANGED conditions.
23610 (unmodified_parm_1): New parameter size_p, store access size into it.
23611 (unmodified_parm): Likewise.
23612 (unmodified_parm_or_parm_agg_item): Likewise.
23613 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
23614 (set_cond_stmt_execution_predicate): Extract access sizes and store
23615 them to conditions.
23616 (set_switch_stmt_execution_predicate): Likewise.
23617 (will_be_nonconstant_expr_predicate): Likewise.
23618 (will_be_nonconstant_predicate): Likewise.
23619 (inline_read_section): Stream condition size.
23620 (inline_write_summary): Likewise.
23622 2016-05-18 Richard Biener <rguenther@suse.de>
23624 * tree-ssa-loop-im.c (determine_max_movement): Properly add
23625 condition cost to PHI cost instead of total_cost.
23627 2016-05-18 Martin Liska <mliska@suse.cz>
23630 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
23633 2016-05-18 Richard Biener <rguenther@suse.de>
23635 * lto-streamer.h (LTO_major_version): Bump to 6.
23637 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
23639 * function.c (make_split_prologue_seq, make_prologue_seq,
23640 make_epilogue_seq): New functions, factored out from...
23641 (thread_prologue_and_epilogue_insns): Here.
23643 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
23645 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
23646 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
23647 of before. Add a comment.
23649 2016-05-18 Bin Cheng <bin.cheng@arm.com>
23651 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
23652 expression pointer, not pointer to the pointer.
23654 2016-05-18 Jakub Jelinek <jakub@redhat.com>
23656 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
23657 (avx2_pbroadcast<mode>): Add another alternative with v instead
23658 of x constraints in it, using <pbroadcast_evex_isa> isa.
23659 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
23661 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
23662 constraint x instead of v in second alternative, add avx512bw
23665 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
23666 constraint x instead of v in second alternative, add avx512bw
23669 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
23670 constraint x instead of v in second alternative, add avx512bw
23673 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
23674 avx512bw alternative.
23676 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
23678 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
23679 array to 128 chars.
23680 (define_insn "*andnottf3"): Ditto.
23681 (define_insn "*<code><mode>3"/any_logic): Ditto.
23682 (define_insn "*<code>tf3"/any_logic): Ditto.
23683 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
23684 operand to block AVX-512VL insn variant emit when it is not enabled.
23686 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
23688 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
23689 constraint fot SF mode.
23691 2016-05-18 Petr Murzin <petr.murzin@intel.com>
23692 Kirill Yukhin <kirill.yukhin@intel.com>
23694 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
23696 (define_insn "rsqrt14<mode>"): Ditto.
23697 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
23698 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
23699 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
23700 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
23701 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
23703 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
23704 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
23705 * config/i386/i386.c (ix86_print_operand): Expand check for size
23706 override codes for Intel syntax.
23708 2016-05-18 Richard Biener <rguenther@suse.de>
23710 PR tree-optimization/71168
23711 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
23712 initialization earlier.
23714 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
23716 * config/aarch64/aarch64-simd.md
23717 (aarch64_reduc_plus_internal<mode>): Rename to...
23718 (reduc_plus_scal): ...This, and remove previous implementation.
23720 2016-05-18 Richard Biener <rguenther@suse.de>
23722 * passes.def: Put late dse and cd_dce in canonical order.
23724 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
23726 * ipa-inline-transform.c (preserve_function_body_p): Look for
23727 first non-thunk clone.
23728 (save_function_body): Save into first non-thunk.
23729 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
23731 (lto_output_node): Inline thunks don't need body in every
23733 * lto-streamer-in.c: Do not fixup thunk clones.
23734 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
23736 * tree-inline.c (copy_bb): Be prepared for target node to be new after
23739 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
23741 PR middle-end/63586
23742 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
23743 (reassociate_bb): Call transform_add_to_multiply.
23745 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
23747 * config/aarch64/aarch64.c (all_extensions): Removed unused
23750 2016-05-17 Nathan Sidwell <nathan@acm.org>
23752 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
23753 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
23755 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
23757 PR tree-optimization/54579
23758 PR middle-end/55299
23759 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
23761 2016-05-17 Marek Polacek <polacek@redhat.com>
23764 * tree-inline.c (expand_call_inline): Call
23765 maybe_remove_unused_call_args.
23767 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
23769 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
23770 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
23771 * doc/md.texi (fmin@var{m}3): Likewise.
23773 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23775 * match.pd (X & C): New transformation.
23777 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23779 * match.pd (~X & Y): New transformation.
23781 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23783 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
23784 information for new SSA_NAME.
23785 (simplify_conversion_using_ranges): Get range through get_range_info
23786 instead of get_value_range.
23788 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23790 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
23791 Remove inline assembly.
23792 (vmvn_s16): Likewise.
23793 (vmvn_s32): Likewise.
23794 (vmvn_u8): Likewise.
23795 (vmvn_u16): Likewise.
23796 (vmvn_u32): Likewise.
23797 (vmvnq_s8): Likewise.
23798 (vmvnq_s16): Likewise.
23799 (vmvnq_s32): Likewise.
23800 (vmvnq_u8): Likewise.
23801 (vmvnq_u16): Likewise.
23802 (vmvnq_u32): Likewise.
23803 (vmvn_p8): Likewise.
23804 (vmvnq_p16): Likewise.
23806 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23808 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
23810 (vmul_n_s16): Likewise.
23811 (vmul_n_s32): Likewise.
23812 (vmul_n_u16): Likewise.
23813 (vmul_n_u32): Likewise.
23814 (vmulq_n_f32): Likewise.
23815 (vmulq_n_f64): Likewise.
23816 (vmulq_n_s16): Likewise.
23817 (vmulq_n_s32): Likewise.
23818 (vmulq_n_u16): Likewise.
23819 (vmulq_n_u32): Likewise.
23821 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23823 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
23824 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
23826 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23828 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
23829 to *aarch64_fma4_elt_from_dup<mode>.
23830 (*aarch64_fnma4_elt_to_128df): Rename to
23831 *aarch64_fnma4_elt_from_dup<mode>.
23832 * config/aarch64/arm_neon.h (vfma_n_f64): New.
23833 (vfms_n_f32): Likewise.
23834 (vfms_n_f64): Likewise.
23835 (vfmsq_n_f32): Likewise.
23836 (vfmsq_n_f64): Likewise.
23838 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
23840 * wide-int.h: Change fixed_wide_int_storage from class to struct.
23842 2016-05-17 Richard Biener <rguenther@suse.de>
23844 PR tree-optimization/71132
23845 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
23846 Only add control dependences for blocks in the loop.
23847 (build_rdg): Adjust.
23848 (generate_code_for_partition): Return whether loop should
23849 be destroyed and delay that.
23850 (distribute_loop): Likewise.
23851 (pass_loop_distribution::execute): Record loops to be destroyed
23852 and perform delayed destroying of loops.
23854 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23857 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
23859 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23861 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
23863 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
23866 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
23867 insertion point for instructions generated by validize_mem.
23869 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23871 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
23874 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23876 * config/aarch64/aarch64.c
23877 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
23878 rather than a macro.
23880 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23882 * doc/invoke.texi (AArch64 Options): Various updates.
23884 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23886 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
23887 into instrumentation thunks.
23888 * cif-code.def (CIF_CHKP): New.
23890 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
23892 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
23894 2016-05-16 Martin Jambor <mjambor@suse.cz>
23896 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
23897 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
23899 2016-05-16 Marek Polacek <polacek@redhat.com>
23901 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
23904 2016-05-16 Martin Jambor <mjambor@suse.cz>
23907 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
23908 the outlined kernel function.
23910 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
23912 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
23913 (ISA_HAS_DLSA): Ditto.
23915 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
23917 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
23919 2016-05-16 Nathan Sidwell <nathan@acm.org>
23921 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
23922 (nvptx_name_replacement): Restore. Add comment.
23923 (write_fn_proto, write_fn_proto_from_insn,
23924 nvptx_output_call_insn): Restore
23925 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
23927 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23929 * config/aarch64/aarch64.md
23930 (add<mode>3_compareC_cconly_imm): Remove use of %w.
23931 (add<mode>3_compareC_imm): Likewise.
23932 (<optab>si3_uxtw): Split into register and immediate variants.
23933 (andsi3_compare0_uxtw): Likewise.
23934 (and<mode>3_compare0): Likewise.
23935 (and<mode>3nr_compare0): Likewise.
23936 (stack_protect_test_<mode>): Don't use %x for memory operands.
23938 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
23940 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
23942 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23944 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
23945 Split integer shifts into shift_reg and bfm.
23946 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
23947 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
23948 (ror<mode>3_insn): Likewise.
23949 (<optab>si3_insn_uxtw): Likewise.
23950 (<optab><mode>3_insn): Change to rotate_imm.
23951 (extr<mode>5_insn_alt): Likewise.
23952 (extrsi5_insn_uxtw): Likewise.
23953 (extrsi5_insn_uxtw_alt): Likewise.
23955 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
23957 * doc/tm.texi: Regenerate.
23958 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
23959 (TARGET_INVALID_RETURN_TYPE): Remove.
23960 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
23961 TARGET_INVALID_RETURN_TYPE.
23962 * target.def (invalid_parameter_type): Remove.
23963 (invalid_return_type): Remove.
23965 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23967 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
23968 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
23970 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
23972 (preserve_function_body_p): No need to preserve function body
23973 * cif-codes.def (CIF_THUNK): Remove.
23974 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
23976 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23978 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
23980 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23982 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
23985 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23987 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
23988 (inline_small_functions): Do not look for function symbol when
23991 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23993 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
23996 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
23997 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23998 Jiong Wang <jiong.wang@arm.com>
24000 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
24001 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
24002 Define __ARM_FP16_ARGS when appropriate.
24003 * config/arm/arm.c (arm_invalid_parameter_type): Remove
24005 (arm_invalid_return_type): Likewise.
24006 (TARGET_INVALID_PARAMETER_TYPE): Remove.
24007 (TARGET_INVALID_RETURN_TYPE): Remove.
24008 (aapcs_vfp_sub_candidate): Allow HFmode.
24009 (aapcs_vfp_allocate): Add comment. Support HFmode.
24010 (aapcs_vfp_allocate_return_reg): Likewise.
24011 (struct aapcs_cp_arg_layout): Slightly reword comments for
24012 is_return_candidate and allocate_return_reg.
24013 (output_mov_vfp): Update assert.
24014 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
24016 (arm_invalid_parameter_type): Remove.
24017 (amr_invalid_return_type): Remove.
24018 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
24019 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
24020 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
24022 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
24024 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
24025 * config/aarch64/arch64-protos.h
24026 (aarch64_legitimize_reload_address): Remove.
24027 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
24030 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
24032 * configure.ac: Add ACX_NONCANONICAL_HOST.
24033 * configure: Regenerate.
24034 * Makefile.in: Set host_noncanonical.
24036 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
24039 * config/i386/i386.md (*movtf_internal): Before register allocation,
24040 do not allow FP constants for CM_MEDIUM memory model, allow only
24041 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
24042 (*movxf_internal): Ditto.
24043 (*movdf_internal): Ditto.
24044 (*movsf_internal): Ditto.
24046 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
24048 PR rtl-optimization/67483
24049 * combine.c (make_compound_operation): Don't call extract_left_shift
24050 with negative shift amounts.
24052 2016-05-13 Jakub Jelinek <jakub@redhat.com>
24055 * fold-const.c (fold_checksum_tree): Allow modification
24056 of TYPE_ALIAS_SET during folding.
24058 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
24059 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
24060 (ix86_split_to_parts): Likewise. Fix up formatting.
24062 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
24064 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
24065 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
24068 2016-05-13 Nathan Sidwell <nathan@acm.org>
24070 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
24071 (nvptx_name_replacement): Delete.
24072 (write_fn_proto, write_fn_proto_from_insn,
24073 nvptx_output_call_insn): Remove nvptx_name_replacement call.
24074 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
24075 * langhooks.c (add_builtin_funcction_common): Call
24076 targetm.mangle_decl_assembler_name.
24078 * config/nvptx/nvptx.c (write_fn_proto): Handle
24079 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
24081 2016-05-13 Martin Liska <mliska@suse.cz>
24083 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
24084 and PRIu64 in printf format.
24086 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24088 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
24091 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24093 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
24094 Change --param max-completely-peeled-times to
24095 --param max-completely-peel-times in dump file printing.
24097 2016-05-13 Richard Biener <rguenther@suse.de>
24099 PR tree-optimization/42587
24100 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
24101 (find_bswap_or_nop_1): Likewise.
24102 (bswap_replace): Likewise.
24104 2016-05-13 Martin Liska <mliska@suse.cz>
24106 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
24107 Initialize a variable with default value.
24109 2016-05-13 Martin Liska <mliska@suse.cz>
24111 * doc/invoke.texi: Enhance explanation of error recovery
24114 2016-05-13 Martin Liska <mliska@suse.cz>
24116 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
24117 (struct cost_pair): Change inv_expr_id (int) to inv_expr
24118 (iv_inv_expr_ent *).
24119 (struct iv_inv_expr_ent): Comment struct fields.
24120 (sort_iv_inv_expr_ent): New function.
24121 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
24122 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
24123 a hash_map between iv_inv_expr_ent and number of usages.
24124 (niter_for_exit): Fix coding style.
24125 (tree_ssa_iv_optimize_init): Use renamed variable.
24126 (determine_base_object): Fix coding style.
24127 (alloc_iv): Likewise.
24128 (find_interesting_uses_outside): Likewise.
24129 (add_candidate_1): Likewise.
24130 (add_standard_iv_candidates): Likewise.
24131 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
24132 (prepare_decl_rtl): Fix coding style.
24133 (get_address_cost): Likewise.
24134 (get_shiftadd_cost): Likewise.
24135 (force_expr_to_var_cost): Likewise.
24136 (compare_aff_trees): Likewise.
24137 (get_expr_id): Restructure the function.
24138 (get_loop_invariant_expr_id): Renamed to
24139 get_loop_invariant_expr.
24140 (get_computation_cost_at): Replace usage of inv_expr_id with
24142 (get_computation_cost): Likewise.
24143 (determine_group_iv_cost_generic): Likewise.
24144 (determine_group_iv_cost_address): Likewise.
24145 (iv_period): Fix coding style.
24146 (iv_elimination_compare_lt): Likewise.
24147 (may_eliminate_iv): Likewise.
24148 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
24150 (determine_group_iv_costs): Dump invariant expressions.
24151 (iv_ca_recount_cost): Use the newly added hash_map.
24152 (iv_ca_set_remove_invariants): Fix coding style.
24153 (iv_ca_set_add_invariants): Fix coding style.
24154 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
24156 (iv_ca_set_cp): Likewise.
24157 (iv_ca_new): Initialize the newly added hash_map and remove
24158 initialization of fields.
24159 (iv_ca_free): Delete the hash_map.
24160 (iv_ca_dump): Dump invariant expressions.
24161 (iv_ca_extend): Fix coding style.
24162 (try_add_cand_for): Likewise.
24163 (create_new_ivs): Dump information about # of avg iterations and
24164 # of used invariant expressions.
24165 (rewrite_use_compare): Fix coding style.
24166 (free_loop_data): Set default value for max_inv_expr_id.
24168 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
24170 * cse.c (rest_of_handle_cse): Use cleanup_cfg
24171 returned value cse_cfg_altered computation.
24172 (rest_of_handle_cse2): Likewise.
24173 (rest_of_handle_cse_after_global_opts): Likewise.
24175 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24178 * config/arm/arm.c (arm32_output_mi_thunk): New.
24179 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
24180 to split Thumb1 vs TARGET_32BIT functionality.
24181 (arm_thumb1_mi_thunk): New.
24183 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24185 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
24188 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24191 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
24193 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
24195 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
24196 (expand_builtin_trap): Emit a regular call.
24197 (set_builtin_user_assembler_name): Remove obsolete cases.
24198 * dse.c (scan_insn): Adjust.
24199 * except.c: Include calls.h.
24200 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
24201 emit a regular call to setjmp.
24202 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
24203 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
24204 (emit_block_move_via_libcall): Delete.
24205 (block_move_fn): Delete.
24206 (init_block_move_fn): Likewise.
24207 (emit_block_move_libcall_fn): Likewise.
24208 (emit_block_op_via_libcall): New function.
24209 (set_storage_via_libcall): Tidy up and use memset builtin.
24210 (block_clear_fn): Delete.
24211 (init_block_clear_fn): Likewise.
24212 (clear_storage_libcall_fn): Likewise.
24213 (expand_assignment): Call emit_block_move_via_libcall.
24214 Do not include gt-expr.h.
24215 * expr.h (emit_block_op_via_libcall): Declare.
24216 (emit_block_copy_via_libcall): New inline function.
24217 (emit_block_move_via_libcall): Likewise.
24218 (emit_block_comp_via_libcall): Likewise.
24219 (block_clear_fn): Delete.
24220 (init_block_move_fn): Likewise.
24221 (init_block_clear_fn): Likewise.
24222 (emit_block_move_via_libcall): Likewise.
24223 (set_storage_via_libcall): Add default parameter value.
24224 * libfuncs.h (enum libfunc_index): Remove obsolete values.
24225 (abort_libfunc): Delete.
24226 (memcpy_libfunc): Likewise.
24227 (memmove_libfunc): Likewise.
24228 (memcmp_libfunc): Likewise.
24229 (memset_libfunc): Likewise.
24230 (setbits_libfunc): Likewise.
24231 (setjmp_libfunc): Likewise.
24232 (longjmp_libfunc): Likewise.
24233 (profile_function_entry_libfunc): Likewise.
24234 (profile_function_exit_libfunc): Likewise.
24235 (gcov_flush_libfunc): Likewise.
24236 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
24237 and DECL_VISIBILITY on the declaration.
24238 (init_optabs): Do not initialize obsolete libfuncs.
24239 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
24240 * tree-core.h (ECF_RET1): Define.
24241 (ECF_TM_PURE): Adjust.
24242 (ECF_TM_BUILTIN): Likewise.
24243 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
24244 (build_common_builtin_nodes): Initialize abort builtin.
24245 Add ECF_RET1 on memcpy, memmove and memset builtins.
24246 Pass final flags for alloca and alloca_with_align builtins.
24247 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
24249 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
24250 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
24251 set_storage_via_libcall and call emit_block_copy_via_libcall.
24253 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
24255 * config/i386/i386.md (*call_got_x32): Change operand 0 to
24256 DImode before it is passed to ix86_output_call_operand.
24257 (*call_value_got_x32): Ditto for operand 1.
24259 2016-05-12 Jiong Wang <jiong.wang@arm.com>
24261 PR rtl-optimization/70904
24262 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
24263 reload for wide mode.
24265 2016-05-12 Marek Polacek <polacek@redhat.com>
24268 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
24269 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
24270 * langhooks.h (incomplete_type_error): Likewise.
24271 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
24272 parameter, pass it down to incomplete_type_error.
24273 * tree.h (size_in_bytes): New inline overload.
24274 (size_in_bytes_loc): Renamed from size_in_bytes.
24276 2016-05-12 Richard Biener <rguenther@suse.de>
24278 PR tree-optimization/71059
24279 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
24280 nary before looking up or entering the expression into the VN
24282 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
24283 Make sure to re-use NARYs without result as inserted by
24286 2016-05-12 Richard Biener <rguenther@suse.de>
24288 PR tree-optimization/71062
24289 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
24291 * tree-ssa-structalias.c (set_uids_in_ptset): Set
24292 vars_contains_restrict if the var is a restrict tag.
24293 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
24294 do not disambiguate pointers against it.
24295 (dump_points_to_solution): Re-structure and adjust for new
24296 vars_contains_restrict flag.
24297 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
24299 2016-05-12 Martin Liska <mliska@suse.cz>
24301 * doc/invoke.texi: Explain connection between
24302 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
24304 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
24306 PR tree-optimization/71006
24307 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
24308 consider COND_EXPR as a mask producer.
24310 2016-05-12 Marek Polacek <polacek@redhat.com>
24313 * opts.c (common_handle_option): Detect missing argument for --help^.
24315 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24318 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
24319 when popping the PC and within an interrupt handler routine.
24320 Add missing tab to output of "ldmfd".
24321 (output_return_instruction): Output LDMFD with SP update rather
24322 than POP when returning from interrupt handler.
24324 2016-05-12 Jakub Jelinek <jakub@redhat.com>
24326 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
24327 TARGET_64BIT && TARGET_AVX512DQ.
24328 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
24329 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
24330 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
24331 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
24332 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
24333 (*vec_extractv4si_zext): Add avx512dq alternative.
24334 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
24335 use v instead of x constraint in other alternatives where possible.
24337 * config/i386/sse.md (sse2_loadld): Use v instead of x
24338 constraint in alternatives 0,1,4.
24340 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
24341 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
24342 v constraints instead of x and <pinsr_evex_isa> isa attribute.
24345 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
24346 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
24347 is not emitted unless TARGET_AVX512BW.
24348 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
24349 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
24350 for the result operand.
24352 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
24353 constraint instead of x in avx alternatives. Use maybe_evex instead
24356 * config/i386/constraints.md (Yv): New constraint.
24357 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
24358 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
24359 * config/i386/i386.md (avx512fvecmode): New mode attr.
24360 (*pushtf): Use v constraint instead of x.
24361 (*movtf_internal): Likewise. For TARGET_AVX512VL and
24362 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
24363 (*absneg<mode>2): Use Yv constraint instead of x constraint.
24364 (*absnegtf2_sse): Likewise.
24365 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
24366 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
24367 avx512f alternatives.
24368 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
24370 2016-05-12 Richard Biener <rguenther@suse.de>
24372 PR tree-optimization/71060
24373 * tree-data-ref.c (initialize_data_dependence_relation): Do not
24374 require exact match of DR_BASE_OBJECT but only matching address and
24377 2016-05-12 Richard Biener <rguenther@suse.de>
24379 PR tree-optimization/70986
24380 * cfganal.c: Include cfgloop.h.
24381 (dfs_find_deadend): Prefer to take edges exiting loops.
24383 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24385 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
24386 compile and run time.
24388 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
24391 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
24393 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
24395 * config/i386/i386.c (legitimize_pic_address): Use
24396 copy_to_suggested_reg instead of gen_movsi.
24398 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
24400 * config/rs6000/predicates.md (quad_memory_operand): Move most of
24401 the code into quad_address_p and call it to share code with
24402 vsx_quad_dform_memory_operand.
24403 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
24405 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
24406 bit instead of being a separate word. Split -mpower9-dform into
24407 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
24408 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
24409 for the register class supporting 128-bit quad word memory offsets.
24410 (mode_supports_vsx_dform_quad): Helper function to return if the
24411 register class uses quad word memory offsets.
24412 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
24413 (rs6000_debug_reg_global): Always print if we are using LRA or not.
24414 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
24415 instructions are enabled, set up the appropriate addr_masks for
24417 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
24418 -mpower9-dform-scalar, instead of -mpower9-dform.
24419 (rs6000_option_override_internal): Split -mpower9-dform into two
24420 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
24421 -mpower9-dform switch sets or clears both. If we are not using
24422 the LRA register allocator, do not enable -mpower9-dform-vector by
24423 default. If we are using LRA, enable -mpower9-dform-vector and
24424 -mvsx-timode if it is appropriate. Issue a warning if either
24425 -mpower9-dform-vector or -mvsx-timode are explicitly used without
24427 (quad_address_offset_p): New helper function to return if the
24428 offset is legal for quad word memory instructions.
24429 (quad_address_p): New function to determin if GPR or vector
24430 register quad word memory addresses are legal.
24431 (mem_operand_gpr): Validate quad word address offsets.
24432 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
24433 d-form (register + offset) instructions.
24434 (offsettable_ok_by_alignment): Likewise.
24435 (rs6000_legitimate_offset_address_p): Likewise.
24436 (legitimate_lo_sum_address_p): Likewise.
24437 (rs6000_legitimize_address): Likewise.
24438 (rs6000_legitimize_reload_address): Add more debug statements for
24440 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
24441 d-form instructions.
24442 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
24443 d-form instructions. Distinguish different cases in debug
24444 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
24445 d-form instructions.
24446 (rs6000_preferred_reload_class): Likewise.
24447 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
24448 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
24449 of the ISA 2.06 indexed memory instructions.
24450 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
24451 use them to save/restore the saved vector registers instead of
24452 using Altivec instructions.
24453 (rs6000_emit_epilogue): Likewise.
24454 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
24455 (rs6000_opt_masks): Split -mpower9-dform into
24456 -mpower9-dform-scalar and -mpower9-dform-vector.
24457 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
24459 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
24460 ISA 3.0 vector indexed memory instructions, and fold the code into
24461 the normal mov<mode> patterns.
24462 (p9_vecstore_<mode>): Likewise.
24463 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
24465 (vsx_movti_64bit): Likewise.
24466 (vsx_movti_32bit): Likewise.
24467 * config/rs6000/constraints.md (wO constraint): New constraint for
24468 ISA 3.0 vector d-form support.
24469 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
24470 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
24471 include -mpower9-dform-vector until we switch over to LRA.
24472 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
24473 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
24474 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
24475 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
24476 for -mpower9-dform and -mlra.
24477 * doc/md.texi (wO constraint): Document wO constraint.
24479 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
24481 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
24482 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
24483 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
24484 Move handling of non-insn arguments inline into the sole user:
24485 (output_trans_func): ...here.
24486 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
24487 in emitted function prototype.
24488 (output_internal_insn_latency_func): Ditto. Simplify.
24489 (output_internal_maximal_insn_latency_func): Ditto. Delete
24490 always-unused argument.
24491 (output_insn_latency_func): Ditto.
24492 (output_maximal_insn_latency_func): Ditto.
24494 2016-05-11 Richard Biener <rguenther@suse.de>
24496 PR tree-optimization/71055
24497 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
24498 sth with precision not equal to access size verify we don't chop
24501 2016-05-11 Richard Biener <rguenther@suse.de>
24504 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
24505 (dwarf2out_finish): Move retry_incomplete_types call ...
24506 (dwarf2out_early_finish): ... here.
24508 2016-05-11 Richard Biener <rguenther@suse.de>
24510 PR middle-end/71002
24511 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
24512 if the langhook insists on it.
24513 * fold-const.c (make_bit_field_ref): Add arg for the original
24514 reference and preserve its alias-set.
24515 (decode_field_reference): Take exp by reference and adjust it
24516 to the original memory reference.
24517 (optimize_bit_field_compare): Adjust callers.
24518 (fold_truth_andor_1): Likewise.
24519 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
24521 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
24523 PR middle-end/70807
24524 * cfgrtl.h (delete_insn_and_edges): Now return bool.
24525 * cfgrtl.c (delete_insn_and_edges): Likewise.
24526 * config/i386/i386.c (convert_scalars_to_vector): Remove
24528 * cse.c (cse_insn): Compute cse_cfg_altered.
24529 (delete_trivially_dead_insns): Likewise.
24530 (cse_cc_succs): Likewise.
24531 (rest_of_handle_cse): Free dominance info if required.
24532 (rest_of_handle_cse2): Likewise.
24533 (rest_of_handle_cse_after_global_opts): Likewise.
24535 2016-05-11 Alan Modra <amodra@gmail.com>
24537 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
24538 abi_v4_pass_in_fpr): New functions.
24539 (rs6000_function_arg_boundary): Exclude complex IBM long double
24540 from 64-bit alignment when ABI_V4.
24541 (rs6000_function_arg, rs6000_function_arg_advance_1,
24542 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
24544 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
24546 PR rtl-optimization/71028
24547 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
24548 jump with just a return in the fallthrough block if the branch
24549 block contains just a return as well.
24551 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
24553 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
24554 * match.pd ((X & Y) ^ Y): ... this.
24555 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
24556 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
24558 2016-05-10 David Malcolm <dmalcolm@redhat.com>
24560 * read-md.c (require_char_ws): New function.
24561 (read_string): Simplify using require_char_ws.
24562 (handle_constants): Likewise.
24563 (handle_enum): Likewise.
24564 (handle_file): Likewise.
24565 * read-md.h (require_char_ws): New declaration.
24566 * read-rtl.c (read_conditions): Simplify using require_char_ws.
24567 (read_mapping): Likewise.
24568 (read_rtx_code): Likewise.
24569 (read_nested_rtx): Likewise.
24571 2016-05-10 James Norris <jnorris@codesourcery.com>
24573 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
24574 if offloading is enabled and -fopenacc or -fopenmp is specified.
24575 (CRTOFFLOADEND): Likewise.
24576 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
24577 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
24579 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
24581 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
24582 gotoff_operand code paths. Use copy_to_suggested_regs and
24583 expand_simple_binop where appropriate. Cleanup.
24585 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24588 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
24590 (dimode_scalar_chain::vector_const_cost): New.
24591 (dimode_scalar_chain::compute_convert_gain): Handle constants.
24592 (dimode_scalar_chain::convert_op): Likewise.
24593 (dimode_scalar_chain::convert_insn): Likewise.
24595 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
24597 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
24598 unary operation, not a binary one.
24600 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24602 PR middle-end/70877
24603 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
24604 calls with type casted fndecl.
24606 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24608 PR tree-optimization/70786
24609 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
24610 * calls.c (initialize_argument_information): Bind bounds
24611 with corresponding args passed by reference.
24613 2016-05-10 Jakub Jelinek <jakub@redhat.com>
24616 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
24617 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
24618 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
24621 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24624 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
24625 code for a zero scale factor.
24626 (vsx_xvcvdpuxds_scale): Likewise.
24628 2016-05-10 David Malcolm <dmalcolm@redhat.com>
24630 * diagnostic-show-locus.c (layout::layout): Call show_ruler
24631 if show_ruler_p was set on the context.
24632 (layout::show_ruler): New method.
24633 * diagnostic.h (struct diagnostic_context): Add field
24636 2016-05-10 Richard Biener <rguenther@suse.de>
24638 PR tree-optimization/71039
24639 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
24640 (chk_uses): New function.
24641 (propagate_with_phi): Verify we can safely replicate the lhs of an
24642 aggregate assignment on all incoming edges.
24644 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
24646 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
24648 (rx_atomic_sequence): New class.
24649 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
24650 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
24652 (rx_atomic_sequence::rx_atomic_sequence,
24653 rx_atomic_sequence::~rx_atomic_sequence): New functions.
24654 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
24655 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
24656 CTRLREG_INTB): New constants.
24657 (FETCHOP): New code iterator.
24658 (fethcop_name, fetchop_name2): New iterator code attributes.
24659 (QIHI): New mode iterator.
24660 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
24661 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
24662 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
24664 2016-05-10 Martin Liska <mliska@suse.cz>
24666 * tree-inline.c (remap_dependence_clique): Do not remap
24667 debugging statements.
24669 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24671 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
24672 ("*fixuns_truncdfdi2_z13")
24673 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
24674 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
24675 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
24677 2016-05-10 Richard Biener <rguenther@suse.de>
24679 PR tree-optimization/70497
24680 PR tree-optimization/28367
24681 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
24683 (visit_reference_op_load): ... here.
24684 (vn_reference_lookup_3): Use it to handle subreg-like accesses
24685 with simplified BIT_FIELD_REFs.
24686 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
24687 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
24690 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
24692 * dwarf2out.c (add_abstract_origin_attribute): Adjust
24693 documentation comment. For BLOCK nodes, add a
24694 DW_AT_abstract_origin attribute that points to the DIE generated
24695 for the origin BLOCK.
24696 (gen_lexical_block_die): Call add_abstract_origin_attribute for
24697 blocks from inlined functions.
24699 2016-05-10 Alan Modra <amodra@gmail.com>
24702 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
24703 regrename modifying insns saving lr before __morestack call.
24704 * config/rs6000/rs6000.md (split_stack_return): Similarly for
24705 insns restoring lr after __morestack call.
24707 2016-05-09 Jakub Jelinek <jakub@redhat.com>
24709 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
24710 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
24712 * config/i386/sse.md (vec_interleave_high<mode>,
24713 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
24714 <avx512>_vpermt2var<mode>3_maskz): Likewise.
24716 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
24718 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
24719 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
24720 parallel reassociation for power8 and forward.
24722 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
24724 * config/i386/i386.md (absneg splitters with general regs): Use
24725 general_reg_operand predicate.
24726 (btsq peephole2): Use x86_64_immediate_operand to check if new
24727 value is suitable for immediate operand. Generate emitted insn
24728 using RTL expressions.
24729 (btcq peephole2): Ditto.
24730 (btrq peephole2): Ditto. Generate correct immediate operand
24733 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
24735 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
24738 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
24740 * tree-affine.c (wide_int_constant_multiple_p): Add missing
24741 pointer dereference.
24743 2016-05-09 Richard Biener <rguenther@suse.de>
24745 PR tree-optimization/70985
24746 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
24747 op0 isn't a gimple register.
24749 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
24751 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
24752 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
24753 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
24754 (i6400_fpu_mult): New cpu units.
24755 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
24756 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
24757 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
24758 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
24759 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
24760 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
24761 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
24762 (i6400_msa_long_float4, i6400_msa_long_float5)
24763 (i6400_msa_long_float8, i6400_msa_fdiv_df)
24764 (i6400_msa_fdiv_sf): New reservations.
24765 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
24766 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
24767 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
24768 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
24769 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
24770 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
24771 (msa_short_cmp, msa_short_float2, msa_short_logic3)
24772 (msa_short_store4, msa_long_load, msa_short_store)
24773 (msa_long_logic, msa_long_float2, msa_long_float4)
24774 (msa_long_float5, msa_long_float8, msa_long_mult)
24775 (msa_long_fdiv, msa_long_div): New reservations.
24777 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
24778 Sameera Deshpande <sameera.deshpande@imgtec.com>
24779 Matthew Fortune <matthew.fortune@imgtec.com>
24780 Graham Stott <graham.stott@imgtec.com>
24781 Chao-ying Fu <chao-ying.fu@imgtec.com>
24783 * config.gcc: Add MSA header file for mips*-*-* target.
24784 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
24785 (Ubv8i, Urv8): New constraints.
24786 * config/mips/mips-ftypes.def: Add function types for MSA
24788 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
24789 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
24790 * config/mips/mips-msa.md: New file.
24791 * config/mips/mips-protos.h
24792 (mips_split_128bit_const_insns): New prototype.
24793 (mips_msa_idiv_insns): Likewise.
24794 (mips_split_128bit_move): Likewise.
24795 (mips_split_128bit_move_p): Likewise.
24796 (mips_split_msa_copy_d): Likewise.
24797 (mips_split_msa_insert_d): Likewise.
24798 (mips_split_msa_fill_d): Likewise.
24799 (mips_expand_msa_branch): Likewise.
24800 (mips_const_vector_same_val_p): Likewise.
24801 (mips_const_vector_same_bytes_p): Likewise.
24802 (mips_const_vector_same_int_p): Likewise.
24803 (mips_const_vector_shuffle_set_p): Likewise.
24804 (mips_const_vector_bitimm_set_p): Likewise.
24805 (mips_const_vector_bitimm_clr_p): Likewise.
24806 (mips_msa_vec_parallel_const_half): Likewise.
24807 (mips_msa_output_division): Likewise.
24808 (mips_ldst_scaled_shift): Likewise.
24809 (mips_expand_vec_cond_expr): Likewise.
24810 * config/mips/mips.c (enum mips_builtin_type): Add
24811 MIPS_BUILTIN_MSA_TEST_BRANCH.
24812 (mips_gen_const_int_vector_shuffle): New prototype.
24813 (mips_const_vector_bitimm_set_p): New function.
24814 (mips_const_vector_bitimm_clr_p): Likewise.
24815 (mips_const_vector_same_val_p): Likewise.
24816 (mips_const_vector_same_bytes_p): Likewise.
24817 (mips_const_vector_same_int_p): Likewise.
24818 (mips_const_vector_shuffle_set_p): Likewise.
24819 (mips_symbol_insns): Forbid loading symbols via immediate for
24821 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
24823 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
24825 (mips_lx_address_p): Add support load indexed address for MSA.
24826 (mips_address_insns): Add calculation of instructions needed for
24827 stores and loads for MSA.
24828 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
24829 CONST_VECTOR for MSA and let it fall through.
24830 (mips_ldst_scaled_shift): New function.
24831 (mips_subword_at_byte): Likewise.
24832 (mips_msa_idiv_insns): Likewise.
24833 (mips_legitimize_move): Validate MSA moves.
24834 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
24835 calculation of costs for MSA division.
24836 (mips_split_move_p): Check if MSA moves need splitting.
24837 (mips_split_move): Split MSA moves if necessary.
24838 (mips_split_128bit_move_p): New function.
24839 (mips_split_128bit_move): Likewise.
24840 (mips_split_msa_copy_d): Likewise.
24841 (mips_split_msa_insert_d): Likewise.
24842 (mips_split_msa_fill_d): Likewise.
24843 (mips_output_move): Handle MSA moves.
24844 (mips_expand_msa_branch): New function.
24845 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
24846 Reinstate 'y' modifier.
24847 (mips_file_start): Add MSA .gnu_attribute.
24848 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
24850 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
24851 (mips_class_max_nregs): Add register size for MSA supported mode.
24852 (mips_cannot_change_mode_class): Allow conversion between MSA
24853 vector modes and TImode.
24854 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
24856 (mips_secondary_reload_class): Force MSA loads/stores via memory.
24857 (mips_preferred_simd_mode): Add preffered modes for MSA.
24858 (mips_vector_mode_supported_p): Add MSA supported modes.
24859 (mips_autovectorize_vector_sizes): New function.
24860 (mips_msa_output_division): Likewise.
24861 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
24862 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
24863 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
24864 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
24865 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
24866 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
24867 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
24868 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
24869 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
24870 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
24871 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
24872 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
24873 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
24874 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
24875 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
24876 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
24877 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
24878 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
24879 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
24880 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
24881 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
24882 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
24883 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
24884 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
24885 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
24886 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
24887 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
24888 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
24889 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
24890 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
24891 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
24892 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
24893 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
24894 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
24895 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
24896 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
24897 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
24898 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
24899 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
24900 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
24901 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
24902 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
24903 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
24904 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
24905 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
24906 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
24907 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
24908 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
24909 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
24910 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
24911 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
24912 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
24913 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
24914 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
24915 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
24916 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
24917 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
24918 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
24919 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
24920 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
24921 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
24922 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
24923 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
24924 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
24925 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
24926 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
24927 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
24928 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
24929 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
24930 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
24931 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
24932 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
24933 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
24934 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
24935 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
24936 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
24937 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
24938 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
24939 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
24940 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
24941 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
24942 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
24943 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
24944 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
24945 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
24946 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
24947 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
24948 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
24949 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
24950 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
24951 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
24952 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
24953 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
24954 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
24955 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
24956 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
24957 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
24958 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
24959 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
24960 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
24961 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
24962 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
24963 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
24964 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
24965 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
24966 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
24967 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
24968 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
24969 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
24970 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
24971 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
24972 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
24973 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
24974 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
24975 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
24976 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
24977 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
24978 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
24979 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
24980 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
24981 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
24982 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
24983 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
24984 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
24985 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
24986 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
24987 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
24988 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
24989 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
24990 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
24991 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
24992 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
24993 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
24994 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
24995 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
24996 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
24997 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
24998 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
24999 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
25000 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
25001 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
25002 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
25003 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
25004 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
25005 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
25006 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
25007 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
25008 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
25009 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
25010 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
25011 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
25013 (mips_get_builtin_decl_index): New array.
25014 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
25015 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
25016 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
25017 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
25018 (mips_init_builtins): Initialize mips_get_builtin_decl_index
25020 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
25022 (mips_expand_builtin_insn): Prepare operands for
25023 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
25024 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
25025 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
25026 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
25027 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
25028 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
25029 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
25030 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
25031 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
25032 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
25033 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
25034 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
25035 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
25036 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
25037 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
25038 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
25039 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
25040 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
25041 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
25042 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
25043 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
25044 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
25045 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
25046 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
25047 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
25048 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
25049 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
25050 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
25051 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
25052 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
25053 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
25054 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
25055 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
25056 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
25057 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
25058 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
25059 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
25060 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
25061 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
25062 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
25063 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
25064 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
25065 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
25066 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
25067 These are set implicitly and an error is reported if overridden.
25068 (mips_expand_builtin_msa_test_branch): New function.
25069 (mips_expand_msa_shuffle): Likewise.
25070 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
25071 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
25072 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
25073 (mips_expand_vec_unpack): Add support for MSA.
25074 (mips_expand_vector_init): Likewise.
25075 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
25076 instead of const0_rtx.
25077 (mips_msa_vec_parallel_const_half): New function.
25078 (mips_gen_const_int_vector): Likewise.
25079 (mips_gen_const_int_vector_shuffle): Likewise.
25080 (mips_expand_msa_cmp): Likewise.
25081 (mips_expand_vec_cond_expr): Likewise.
25082 * config/mips/mips.h
25083 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
25084 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
25086 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
25087 (ISA_HAS_MSA): New macro.
25088 (UNITS_PER_MSA_REG): Likewise.
25089 (BITS_PER_MSA_REG): Likewise.
25090 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
25091 (MSA_REG_FIRST): New macro.
25092 (MSA_REG_LAST): Likewise.
25093 (MSA_REG_NUM): Likewise.
25094 (MSA_REG_P): Likewise.
25095 (MSA_REG_RTX_P): Likewise.
25096 (MSA_SUPPORTED_MODE_P): Likewise.
25097 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
25098 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
25099 * config/mips/mips.md: Include mips-msa.md.
25100 (alu_type): Add simd_add.
25101 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
25102 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
25103 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
25104 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
25105 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
25106 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
25107 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
25108 simd_move, simd_load, simd_store. Choose "multi" for moves
25110 (qword_mode): New attribute.
25111 (insn_count): Add instruction count for quad moves.
25112 Increase the count for MIPS SIMD division.
25113 (UNITMODE): Add UNITMODEs for vector types.
25114 (addsub): New code iterator.
25115 * config/mips/mips.opt (mmsa): New option.
25116 * config/mips/msa.h: New file.
25117 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
25119 * config/mips/mti-linux.h: Likewise.
25120 * config/mips/predicates.md
25121 (const_msa_branch_operand): New constraint.
25122 (const_uimm3_operand): Likewise.
25123 (const_uimm4_operand): Likewise.
25124 (const_uimm5_operand): Likewise.
25125 (const_uimm8_operand): Likewise.
25126 (const_imm5_operand): Likewise.
25127 (aq10b_operand): Likewise.
25128 (aq10h_operand): Likewise.
25129 (aq10w_operand): Likewise.
25130 (aq10d_operand): Likewise.
25131 (const_m1_operand): Likewise.
25132 (reg_or_m1_operand): Likewise.
25133 (const_exp_2_operand): Likewise.
25134 (const_exp_4_operand): Likewise.
25135 (const_exp_8_operand): Likewise.
25136 (const_exp_16_operand): Likewise.
25137 (const_vector_same_val_operand): Likewise.
25138 (const_vector_same_simm5_operand): Likewise.
25139 (const_vector_same_uimm5_operand): Likewise.
25140 (const_vector_same_uimm6_operand): Likewise.
25141 (const_vector_same_uimm8_operand): Likewise.
25142 (par_const_vector_shf_set_operand): Likewise.
25143 (reg_or_vector_same_val_operand): Likewise.
25144 (reg_or_vector_same_simm5_operand): Likewise.
25145 (reg_or_vector_same_uimm6_operand): Likewise.
25146 * doc/extend.texi (MIPS SIMD Architecture Functions): New
25148 * doc/invoke.texi (-mmsa): Document new option.
25150 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25152 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
25153 * configure: Regenerate.
25154 * config.in: Regenerate.
25155 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
25156 on -fvtable-verify.
25157 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
25158 (ENDFILE_VTV_SPEC): Define.
25160 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
25162 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
25163 registers in all interrupt handlers if necessary.
25164 (rl78_option_override): Add warning.
25165 (MUST_SAVE_MDUC_REGISTERS): New macro.
25166 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
25167 * config/rl78/rl78.c (check_mduc_usage): New function.
25168 (mduc_regs): New structure to hold MDUC register data.
25169 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
25170 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
25171 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
25172 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
25173 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
25174 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
25176 2016-05-09 Bin Cheng <bin.cheng@arm.com>
25178 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
25179 (tree-ssa-loop-niter.h): Ditto.
25180 (idx_within_array_bound, ref_within_array_bound): New functions.
25181 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
25182 Factor out check on writable base object to ...
25183 (base_object_writable): ... here.
25185 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25187 * config/arm/arm.md (probe_stack): Add modes to set source
25190 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
25192 * regrename.c (base_reg_class_for_rename): New static function.
25193 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
25195 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
25197 * cgraph.c (thunk_adjust): Export.
25198 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
25199 * cgraphunit.c (thunk_adjust): Export.
25200 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
25202 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
25204 * tree-inline.c (expand_call_inline): Expand thunks inline.
25206 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
25209 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
25210 (*sse2_vd_cvtss2sd): Ditto.
25211 * config/i386/i386.md
25212 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
25213 Generate *sse2_vd_cvtsd2ss pattern.
25214 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
25215 Generate *sse2_vd_cvtss2sd pattern.
25217 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
25219 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
25220 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
25223 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
25225 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
25226 * config/sh/sh.c: Define and declare variables on first use throughout
25228 (current_function_interrupt): Change to bool type.
25229 (frame_insn): Rename to emit_frame_insn and update users.
25230 (push_regs): Use bool for 'interrupt_handler' argument.
25231 (save_schedule_s): Remove.
25232 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
25233 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
25234 targetm.asm_out.unaligned_op.di.
25235 (gen_far_branch): Remove redundant forward declaration.
25236 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
25237 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
25238 (sh_set_return_address, sh_function_ok_for_sibcall,
25239 scavenge_reg): Update comments.
25240 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
25241 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
25242 (sh_attr_renesas_p): Remove unnecessary parentheses.
25243 (branch_dest): Simplify.
25244 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
25245 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
25246 (CUMULATIVE_ARGS): Change macro to typedef.
25247 (current_function_interrupt): Change to bool type.
25248 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
25249 Surround with __cplusplus ifdef.
25250 (sh_compare_op0, sh_compare_op1): Remove.
25251 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
25253 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
25255 * config/arm/arm.md (arch): Add neon.
25256 (arch_enabled): Return yes for arch neon when TARGET_NEON.
25257 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
25258 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
25259 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
25260 attributes for alt renumbering. Mark alt 3 as non-predicable.
25261 (thumb2_movdf_vfp): Likewise.
25263 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
25265 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
25266 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
25267 (*andqi_1): Add preferred_for_speed attribute to disparage
25268 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
25269 (*<code>qi_1): Ditto.
25270 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
25271 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
25272 (*ashlqi3_1): Ditto.
25273 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
25274 Add preferred_for_size attribute to disparage alternative 0 and
25275 preferred_for_speed attribute to disparage alternative 1 for
25276 TARGET_PARTIAL_REG_STALL targets.
25278 2016-05-07 Tom de Vries <tom@codesourcery.com>
25280 PR tree-optimization/70956
25281 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
25284 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
25286 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
25287 * config/sh/sh.c (sh_cbranch_distance): Implement it.
25288 * config/sh/sh.md (branch_zero): Remove define_attr.
25289 (define_delay): Disable delay slot if branch distance is one insn.
25291 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25293 * config/i386/i386.md (LEAMODE): New mode attribute.
25294 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
25295 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
25296 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
25297 operand 2 predicate.
25298 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
25299 (*lea<mode>_general_3): Ditto.
25300 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
25302 2016-05-06 Jakub Jelinek <jakub@redhat.com>
25304 * genmddump.c (main): Convert argv from char ** to const char **.
25306 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25308 * coretypes.h (OVERRIDE): New macro.
25309 (FINAL): New macro.
25311 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
25313 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
25314 allow coalescing if the types are compatible.
25316 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25318 * pass_manager.h (pass_manager::register_pass_name): New method.
25319 (pass_manager::get_pass_by_name): New method.
25320 (pass_manager::create_pass_tab): New method.
25321 (pass_manager::m_name_to_pass_map): New field.
25322 * passes.c (name_to_pass_map): Delete global in favor of field
25323 "m_name_to_pass_map" of pass_manager.
25324 (register_pass_name): Rename from a function to...
25325 (pass_manager::register_pass_name): ...this method, updating
25326 for renaming of global "name_to_pass_map" to field
25327 "m_name_to_pass_map".
25328 (create_pass_tab): Rename from a function to...
25329 (pass_manager::create_pass_tab): ...this method, updating
25330 for renaming of global "name_to_pass_map" to field.
25331 (get_pass_by_name): Rename from a function to...
25332 (pass_manager::get_pass_by_name): ...this method.
25333 (enable_disable_pass): Convert use of get_pass_by_name to
25334 a method call, locating the pass_manager singleton.
25336 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25338 * genattr-common.c (main): Convert argv from char ** to const char **.
25339 * genattr.c (main): Likewise.
25340 * genattrtab.c (main): Likewise.
25341 * genautomata.c (initiate_automaton_gen): Likewise.
25343 * gencodes.c (main): Likewise.
25344 * genconditions.c (main): Likewise.
25345 * genconfig.c (main): Likewise.
25346 * genconstants.c (main): Likewise.
25347 * genemit.c (main): Likewise.
25348 * genenums.c (main): Likewise.
25349 * genextract.c (main): Likewise.
25350 * genflags.c (main): Likewise.
25351 * genmddeps.c (main): Likewise.
25352 * genopinit.c (main): Likewise.
25353 * genoutput.c (main): Likewise.
25354 * genpeep.c (main): Likewise.
25355 * genpreds.c (main): Likewise.
25356 * genrecog.c (main): Likewise.
25357 * gensupport.c (init_rtx_reader_args_cb): Likewise.
25358 (init_rtx_reader_args): Likewise.
25359 * gensupport.h (init_rtx_reader_args_cb): Likewise.
25360 (init_rtx_reader_args): Likewise.
25361 * gentarget-def.c (main): Likewise.
25362 * read-md.c (read_md_files): Likewise.
25363 * read-md.h (read_md_files): Likewise.
25365 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25367 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
25368 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
25369 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
25370 Remove unused predicate.
25371 (register_and_not_fp_reg_operand): Ditto.
25373 2016-05-06 Martin Liska <mliska@suse.cz>
25375 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
25376 instead of vec as the vector is local to the function.
25378 2016-05-06 Jakub Jelinek <jakub@redhat.com>
25380 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
25381 avx512bw alternative.
25383 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
25384 before the ashr<mode>3 pattern.
25386 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
25387 v instead of x in vex or maybe_vex alternatives, use
25388 maybe_evex instead of vex in prefix.
25390 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
25391 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
25392 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
25393 in vex or maybe_vex alternatives, use maybe_evex instead of vex
25396 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
25397 v instead of x in vex or maybe_vex alternatives, use
25398 maybe_evex instead of vex in prefix.
25400 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
25401 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
25402 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
25403 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
25404 alternatives, use maybe_evex instead of vex in prefix.
25406 * config/i386/sse.md (vec_interleave_lowv4sf,
25407 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
25408 v instead of x in vex or maybe_vex alternatives, use
25409 maybe_evex instead of vex in prefix.
25411 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
25412 v instead of x in vex or maybe_vex alternatives, use
25413 maybe_evex instead of vex in prefix.
25415 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
25416 v constraint instead of x.
25418 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
25420 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
25421 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
25424 2016-05-06 Richard Biener <rguenther@suse.de>
25426 PR tree-optimization/70948
25427 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
25428 Properly clobber all fields of va_list for __builtin_va_start.
25430 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
25433 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
25434 loop latch destination.
25436 2016-05-06 Martin Liska <mliska@suse.cz>
25438 * tree-ssa-uninit.c: Apply manual changes
25439 to the GNU coding style.
25440 (prune_uninit_phi_opnds): Rename from
25441 prune_uninit_phi_opnds_in_unrealizable_paths.
25443 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25445 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
25446 mspace): Remove deprecated options.
25447 * doc/invoke.texi (SH options): Remove -mspace.
25449 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25451 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
25453 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25455 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
25456 corresponding combine split pattern.
25458 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25461 * config/sh/predicates.md (long_displacement_mem_operand): New.
25462 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
25463 Add movi20, movi20s alternatives. Adjust length attribute for
25465 (movsi_ie): Allow for any FPU. Adjust length attribute for
25467 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
25468 attribute for alternatives.
25469 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
25470 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
25471 length attribute for alternatives.
25473 2016-05-06 Richard Biener <rguenther@suse.de>
25475 PR tree-optimization/70960
25476 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
25478 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25481 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
25482 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
25484 2016-05-06 Marek Polacek <polacek@redhat.com>
25487 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
25489 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25492 * config/sh/sh.md (*rotcr): Add another variant.
25494 2016-05-06 Richard Biener <rguenther@suse.de>
25496 PR middle-end/70931
25497 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
25499 2016-05-06 Richard Biener <rguenther@suse.de>
25501 PR middle-end/70941
25502 * fold-const.c (split_tree): Always convert to the original type
25505 2016-05-06 Richard Biener <rguenther@suse.de>
25507 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
25508 (fwprop_addr): Likewise.
25510 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25513 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
25515 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
25516 * config/i386/i386.md (push mem splitter): Use find_constant_src in
25517 the splitter condition.
25518 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
25519 the splitter condition.
25520 (FP float_extend load splitter): Ditto.
25522 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
25524 * config/i386/i386.md (peehole2 patterns): Change true_regnum
25525 to REGNO in all peephole2 patterns.
25526 (post-reload splitters): Change true_regnum to REGNO in
25527 post-reload splitters.
25528 (zero_extend splitters): Use general_reg_operand and
25529 nonimmediate_gr_operand predicates.
25531 2016-05-05 Jakub Jelinek <jakub@redhat.com>
25533 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
25534 v constraint instead of x.
25536 2016-05-05 Alan Modra <amodra@gmail.com>
25539 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
25540 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
25541 TARGET_NO_FP_IN_TOC for -mrelocatable.
25542 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
25543 TARGET_RELOCATABLE test.
25544 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25545 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25546 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
25547 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25548 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25549 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
25550 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25551 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25552 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
25553 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
25555 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
25556 (rs6000_stack_info): Likewise.
25557 (rs6000_elf_asm_out_constructor): Likewise.
25558 (rs6000_elf_asm_out_destructor): Likewise.
25559 (rs6000_elf_declare_function_name): Likewise.
25560 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
25561 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
25564 2016-05-05 Alan Modra <amodra@gmail.com>
25566 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
25568 2016-05-05 Alan Modra <amodra@gmail.com>
25570 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
25571 out-of-line gpr restore for one or two regs if that would add
25574 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
25577 * config/i386/i386.md
25578 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
25579 Change to post-epilogue_completed late splitter. Use sse_reg_operand
25580 as operand 0 predicate.
25581 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
25583 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
25584 Ditto. Emit the pattern using RTX.
25586 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
25587 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
25588 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
25589 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
25591 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
25592 sse_reg_operand as operand 0 predicate.
25594 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
25595 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
25596 instead of gen_rtx_REG.
25597 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
25600 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25602 * function.c (emit_use_return_register_into_block): Delete.
25603 (gen_return_pattern): Delete.
25604 (emit_return_into_block): Delete.
25605 (active_insn_between): Delete.
25606 (convert_jumps_to_returns): Delete.
25607 (emit_return_for_exit): Delete.
25608 (thread_prologue_and_epilogue_insns): Delete all code dealing with
25609 simple_return for shrink-wrapped blocks.
25610 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
25611 end of blocks that need one.
25612 (get_unconverted_simple_return): Delete.
25613 (convert_to_simple_return): Delete.
25614 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
25615 (convert_to_simple_return): Ditto.
25617 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25619 * cfgcleanup.c (bb_is_just_return): New function.
25620 (try_optimize_cfg): Simplify jumps to return, branches to return,
25621 and branches around return.
25623 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25625 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
25626 branch to a return.
25628 2016-05-04 Jakub Jelinek <jakub@redhat.com>
25632 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
25633 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
25634 assert flags & OEP_HASH_CHECK, instead of asserting it
25635 never happens. Handle TARGET_EXPR.
25636 * fold-const.c (operand_equal_p): For hash verification,
25637 or in OEP_HASH_CHECK into flags.
25639 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
25641 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
25643 (compute_samebase_partition_bases): Fix typo.
25645 2016-05-04 Jakub Jelinek <jakub@redhat.com>
25647 * config/i386/sse.md (vec_interleave_highv8sf,
25648 vec_interleave_lowv8sf, vec_interleave_highv4df,
25649 vec_interleave_lowv4df): Remove constraints from expanders.
25651 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
25653 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
25655 * tree-inline.c (expand_call_inline): Fix path dealing with
25656 making lhs of call statement undefined.
25658 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
25660 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
25661 Check availability on NODE, too.
25662 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
25663 (cgraph_node::call_for_symbol_and_aliases): Likewise.
25664 (varpool_node::call_for_symbol_and_aliase): Likewise.
25665 * ipa-pure-const.c (add_new_function): Analyze all bodies.
25666 (propagate_pure_const): Propagate across interposable functions, too.
25667 (skip_function_for_local_pure_const): Do not skip interposable bodies
25669 (pass_local_pure_const::execute): Update.
25671 2016-05-04 Marek Polacek <polacek@redhat.com>
25673 * doc/invoke.texi: Document -Wdangling-else.
25675 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
25677 * config.gcc: Error out when conflicting multilib is detected. Do not
25678 loop over multilibs since no combination is legal.
25680 2016-05-04 Alan Modra <amodra@gmail.com>
25682 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
25683 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
25684 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
25687 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
25689 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
25690 Clean up p5600 comments.
25692 2016-05-04 Richard Biener <rguenther@suse.de>
25694 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
25695 constructor simplifications.
25696 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
25698 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
25700 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
25701 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
25702 result.set_rtx is null instead of aborting.
25703 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
25705 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
25706 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
25707 *mov<mode>_store_postinc): New patterns.
25709 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
25711 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
25712 as commutative. Check both conversions are NOP.
25713 ((A & B) OP (C & B)): Remove.
25715 2016-05-04 Alan Modra <amodra@gmail.com>
25717 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
25719 2016-05-04 Alan Modra <amodra@gmail.com>
25722 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
25723 when cr2,3,4 are all fixed regs.
25725 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
25727 PR rtl-optimization/57193
25728 * opts.c (default_options_table): Revert OPT_frename_registers change.
25729 * doc/invoke.texi (-frename-registers, -O2): Likewise.
25731 2016-05-03 Martin Sebor <msebor@redhat.com>
25734 * builtins.c (fold_builtin_FILE): New function.
25735 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
25736 (fold_builtin_0): Call them.
25737 * gimplify.c (gimplify_call_expr): Remove the handling of
25738 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
25741 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
25742 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
25746 * doc/extend.texi (Function Names as Strings): Update __func__,
25747 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
25750 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25751 Richard Biener <rguenther@suse.de>
25753 PR tree-optimization/70916
25754 * tree-if-conv.c: Include cfganal.h.
25755 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
25756 and remove_fake_exit_edges around the optimization pass.
25758 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
25760 * cgraph.c (symbol_table::create_edge): Set inline_failed.
25761 (cgraph_edge::make_direct): Likewise.
25762 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
25763 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
25764 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
25765 (CIF_THUNK): New code.
25766 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
25767 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
25768 (compute_inline_parameters): Set inline_failed for thunks.
25769 (inline_analyze_function): Cleanup.
25770 * ipa-inline.c (can_inline_edge_p): Do not deal with
25771 call_stmt_cannot_inline_p.
25772 (can_early_inline_edge_p): Likewise.
25773 (early_inliner): Initialize inline_failed.
25774 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
25776 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
25778 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
25779 from nonimm_ssenomem_operand.
25780 (nonimm_ssenomem_operand): New predicate.
25781 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
25782 as operand 0 predicate.
25783 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
25784 Disable unsupported alternatives using "enabled" attribute.
25785 Use register_ssemem_operand as operand 0 predicate.
25786 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
25788 2016-05-03 Marek Polacek <polacek@redhat.com>
25791 * input.c (expansion_point_location): New function.
25792 * input.h (expansion_point_location): Declare.
25794 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
25796 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
25797 occurence with frame_offset_ ones.
25799 2016-05-03 Alan Modra <amodra@gmail.com>
25801 PR rtl-optimization/70890
25802 * ira.c (combine_and_move_insns): When moving def_insn, remove
25803 equivs on use_insn.
25805 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
25807 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
25808 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
25809 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
25810 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
25812 2016-05-03 Alan Modra <amodra@gmail.com>
25814 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
25815 for SAVE_MULTIPLE/STORE_MULTIPLE.
25817 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25819 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
25820 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
25822 2016-05-03 Richard Biener <rguenther@suse.de>
25824 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
25826 (gimplify_arg): Likewise.
25827 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
25828 re-writing the result to a decl if required.
25829 (internal_get_tmp_var): Add allow_ssa parameter
25830 and override into_ssa with it.
25831 (get_formal_tmp_var): Adjust.
25832 (get_initialized_tmp_var): Add allow_ssa parameter.
25833 (gimplify_arg): Add allow_ssa parameter and avoid generating
25834 SSA names for the result false.
25835 (gimplify_call_expr): If the call may return twice do not
25836 gimplify parameters into SSA.
25837 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
25838 (gimplify_modify_expr): Adjust assert. For noreturn calls
25839 with a SSA name LHS adjust its def.
25840 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
25841 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
25842 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
25843 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
25844 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
25845 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
25846 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
25847 (optimize_target_teams): Do not allow SSA names for clause operands.
25848 (gimplify_expr): Likewise for where we mark the result addressable.
25849 * passes.def (pass_init_datastructures): Remove.
25850 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
25851 (rewrite_stmt): Likewise.
25852 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
25853 (replace_locals_op): Replace SSA names.
25854 (copy_gimple_seq_and_replace_locals): Init src_cfun.
25855 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
25856 * cgraph.c (release_function_body): Free CFG annotations only
25857 when we have a CFG. Simplify.
25858 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
25859 force_gimple_operand instead of get_initialized_tmp_var.
25860 * tree-pass.h (make_pass_init_datastructures): Remove.
25861 * tree-ssa.c (execute_init_datastructures): Remove.
25862 (pass_data_init_datastructures): Likewise.
25863 (class pass_init_datastructures): Likewise.
25864 (make_pass_init_datastructures): Likewise.
25865 * omp-low.c (create_omp_child_function): Init SSA data structures.
25866 (grid_expand_target_grid_body): Likewise.
25867 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
25868 name before adding it to names_to_release.
25869 (remove_bb): Always release SSA defs.
25870 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
25871 before dereferencing it.
25872 * cgraphunit.c (init_lowered_empty_function): Always
25873 int SSA data structures.
25874 * tree-ssanames.c (release_defs): Remove assert that we are in
25876 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
25878 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25879 Uros Bizjak <ubizjak@gmail.com>
25881 PR rtl-optimization/70467
25882 * config/i386/predicates.md (x86_64_hilo_int_operand,
25883 x86_64_hilo_general_operand): New predicates.
25884 * config/i386/constraints.md (Wd): New constraint.
25885 * config/i386/i386.md (mode attr di): Use Wd instead of e.
25886 (general_hilo_operand): New mode attr.
25887 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
25888 instead of <general_operand>.
25889 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
25890 x86_64_hilo_general_operand instead of <general_operand>.
25892 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25894 PR tree-optimization/70916
25895 * tree-if-conv.c (constant_or_ssa_name): Removed.
25896 (fold_build_cond_expr): Use is_gimple_val instead of
25897 constant_or_ssa_name.
25899 PR tree-optimization/70916
25900 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
25901 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
25904 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
25905 (optimize_atomic_bit_test_and): New function.
25906 (pass_fold_builtins::execute): Use it.
25907 * optabs.def (atomic_bit_test_and_set_optab,
25908 atomic_bit_test_and_complement_optab,
25909 atomic_bit_test_and_reset_optab): New optabs.
25910 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
25911 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
25912 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
25913 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
25914 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
25915 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
25916 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
25917 * doc/md.texi (atomic_bit_test_and_set@var{mode},
25918 atomic_bit_test_and_complement@var{mode},
25919 atomic_bit_test_and_reset@var{mode}): Document.
25920 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
25921 atomic_bit_test_and_complement<mode>,
25922 atomic_bit_test_and_reset<mode>): New expanders.
25923 (atomic_bit_test_and_set<mode>_1,
25924 atomic_bit_test_and_complement<mode>_1,
25925 atomic_bit_test_and_reset<mode>_1): New insns.
25927 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
25929 PR rtl-optimization/70687
25930 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
25931 instead of unsigned HOST_WIDE_INT.
25933 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
25935 PR rtl-optimization/44281
25936 * hard-reg-set.h (struct target_hard_regs): New field
25937 x_fixed_nonglobal_reg_set.
25938 (fixed_nonglobal_reg_set): New macro.
25939 * reginfo.c (init_reg_sets_1): Initialize it.
25940 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
25942 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
25944 2016-05-03 Bin Cheng <bin.cheng@arm.com>
25946 PR tree-optimization/56541
25947 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
25948 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
25949 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
25950 (any_complicated_phi): new static variable.
25951 (aggressive_if_conv): delete.
25952 (if_convertible_phi_p): support phis with more than two arguments.
25953 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
25954 critical pred edges.
25955 (ifcvt_split_critical_edges): support phis with more than two
25956 arguments by checking new parameter. only split critical edges
25958 (tree_if_conversion): handle simd pragma marked loop using new
25959 local variable aggressive_if_conv. check any_complicated_phi.
25961 2016-05-03 Bin Cheng <bin.cheng@arm.com>
25963 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
25966 2016-05-03 Bin Cheng <bin.cheng@arm.com>
25968 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
25971 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
25973 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
25974 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
25975 define_insn_and_split.
25976 (mulsi3_i): New define_insn_and_split.
25977 (mulsi3_call): Convert to define_insn.
25978 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
25979 Remove constraints.
25981 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
25983 * machmode.h (mode_complex): Add support to give the complex mode
25985 (GET_MODE_COMPLEX_MODE): Likewise.
25986 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
25987 stored by build_complex_type and gfc_build_complex_type instead of
25988 trying to figure out the appropriate mode based on the size. Raise
25989 an assertion error, if the type was not set.
25990 * genmodes.c (struct mode_data): Add field for the complex type of
25992 (blank_mode): Likewise.
25993 (make_complex_modes): Remember the complex mode created in the
25995 (emit_mode_complex): Write out the mode_complex array to map a
25996 type mode to the complex version.
25997 (emit_insn_modes_c): Likewise.
25998 * tree.c (build_complex_type): Set the complex type to use before
25999 calling layout_type.
26000 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
26001 support for __float128 complex datatypes.
26002 (rs6000_hard_regno_mode_ok): Likewise.
26003 (rs6000_setup_reg_addr_masks): Likewise.
26004 (rs6000_complex_function_value): Likewise.
26005 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
26006 __float128 and __ibm128 complex.
26007 (FLOAT128_IBM_P): Likewise.
26008 (ALTIVEC_ARG_MAX_RETURN): Likewise.
26009 * doc/extend.texi (Additional Floating Types): Document that
26010 -mfloat128 must be used to enable __float128. Document complex
26011 __float128 and __ibm128 support.
26013 2016-05-02 Jakub Jelinek <jakub@redhat.com>
26016 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
26017 char/short arguments promoted to int because of promote_prototypes.
26019 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
26021 * config/i386/predicates.md (register_ssemem_operand): New predicate.
26022 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
26023 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
26024 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
26025 alternatives using "enabled" attribute. Use register_ssemem_operand
26026 as operand 1 predicate.
26027 (*cmpi<unord>xf_i387): Split XFmode pattern from
26028 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
26029 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
26030 *absneg<mode>2_i387. Disable unsupported alternatives using
26031 "enabled" attribute.
26032 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
26034 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
26036 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
26038 (oacc_loop_process): Check mask for loop termination.
26040 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
26042 * cif-code.def (CIF_THUNK): Add.
26043 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
26046 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
26048 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
26049 (dump_inline_summary): Dump it.
26050 (fp_expression_p): New predicate.
26051 (estimate_function_body_sizes): Use it.
26052 (inline_merge_summary): Merge fp_expressions.
26053 (inline_read_section): Read fp_expressions.
26054 (inline_write_summary): Write fp_expressions.
26055 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
26056 codegen boundary if either caller or callee is !fp_expressions.
26057 * ipa-inline.h (inline_summary): Add fp_expressions.
26058 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
26059 to fp_expressions be sure the fp generation flags are updated.
26061 2016-05-02 Jakub Jelinek <jakub@redhat.com>
26063 PR rtl-optimization/70467
26064 * cse.c (cse_insn): Handle no-op MEM moves after folding.
26066 PR rtl-optimization/70467
26067 * ipa-pure-const.c (check_call): Handle internal calls even in
26068 ipa mode like in local mode.
26070 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
26072 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
26074 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
26076 * match.pd (X u< X, X u> X): New transformations.
26078 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
26080 * flag-types.h (enum warn_strict_overflow_code): Move ...
26081 * coretypes.h: ... here.
26082 * fold-const.h (fold_overflow_warning): Declare.
26083 * fold-const.c (fold_overflow_warning): Make non-static.
26084 (fold_comparison): Move the transformation of X +- C1 CMP C2
26085 into X CMP C2 -+ C1 ...
26086 * match.pd: ... here.
26087 * gimple-fold.c (fold_stmt_1): Protect with
26088 fold_defer_overflow_warnings.
26090 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
26092 * omp-low.c (struct oacc_loop): Add 'inner' field.
26093 (new_oacc_loop_raw): Initialize it to zero.
26094 (oacc_loop_fixed_partitions): Initialize it.
26095 (oacc_loop_auto_partitions): Partition outermost loop to outermost
26096 available partitioning.
26098 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26100 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
26102 (umulsidi3): Likewise.
26103 (indirect_jump): Fix jump instruction assembly patterns.
26105 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
26108 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
26109 (nvptx_function_value): Assert non-NULL cfun.
26111 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
26113 PR rtl-optimization/70886
26114 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
26116 * cselib.h (rtx_equal_for_cselib_1): Declare.
26117 (rtx_equal_for_cselib_p: New inline function.
26118 * cselib.c (rtx_equal_for_cselib_p): Delete.
26119 (rtx_equal_for_cselib_1): Make public.
26121 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
26123 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
26124 (register_mixssei387nonimm_operand): Remove predicate.
26125 * config/i386/i386.md (*fop_<mode>_comm): Merge from
26126 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
26127 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
26128 for TARGET_MIX_SSE_I387 alternatives.
26129 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
26130 Disable unsupported alternatives using "enabled" attribute. Use
26131 nonimm_ssenomem_operand as operand 1 predicate. Also check
26132 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
26134 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26136 * tree.c (cst_and_fits_in_hwi): Simplify.
26138 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26140 * tree.h (wi::to_wide): New function.
26141 * expr.c (expand_expr_real_1): Use wi::to_wide.
26142 * fold-const.c (int_const_binop_1): Likewise.
26143 (extract_muldiv_1): Likewise.
26145 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26147 * wide-int.h: Update offset_int and widest_int documentation.
26148 (WI_SIGNED_SHIFT_RESULT): New macro.
26149 (wi::binary_shift): Define signed_shift_result_type for
26150 shifts on offset_int- and widest_int-like types.
26151 (generic_wide_int): Support <<= and >>= if << and >> are supported.
26152 * tree.h (int_bit_position): Use shift operators instead of wi::
26154 * alias.c (adjust_offset_for_component_ref): Likewise.
26155 * expr.c (get_inner_reference): Likewise.
26156 * fold-const.c (fold_comparison): Likewise.
26157 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
26158 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
26159 * tree-dfa.c (get_ref_base_and_extent): Likewise.
26160 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
26161 (stmt_kills_ref_p): Likewise.
26162 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
26163 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
26164 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26165 (ao_ref_init_from_vn_reference): Likewise.
26167 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26169 * wide-int.h: Update offset_int and widest_int documentation.
26170 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
26171 (wi::binary_traits): Allow ordered comparisons between offset_int and
26172 offset_int, between widest_int and widest_int, and between either
26173 of these types and basic C types.
26174 (operator <, <=, >, >=): Define for the same combinations.
26175 * tree.h (tree_int_cst_lt): Use comparison operators instead
26176 of wi:: comparisons.
26177 (tree_int_cst_le): Likewise.
26178 * gimple-fold.c (fold_array_ctor_reference): Likewise.
26179 (fold_nonarray_ctor_reference): Likewise.
26180 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
26181 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
26182 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
26183 * tree-sra.c (completely_scalarize): Likewise.
26184 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
26185 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
26186 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
26187 (check_for_binary_op_overflow): Likewise.
26188 (search_for_addr_array): Likewise.
26189 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
26191 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26193 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
26194 (arc_save_restore): Likewise.
26195 (arc_dwarf_register_span): Likewise.
26196 (arc_output_pic_addr_const): Initialize suffix variable.
26198 2016-05-02 Martin Liska <mliska@suse.cz>
26200 * symbol-summary.h (function_summary::function_summary):
26201 Remove checking assert for all cgraph nodes.
26202 (function_summary::get): Check summary_uid.
26203 (symtab_insertion): Check summary_uid.
26205 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26207 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
26208 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
26209 bmaskn instruction.
26210 (arc_dwarf_register_span): Remove enum keyword.
26211 (compact_memory_operand_p): New function.
26212 * config/arc/arc.h (reg_class): Add code density register classes.
26213 (REG_CLASS_NAMES): Likewise.
26214 (REG_CLASS_CONTENTS): Likewise.
26215 * config/arc/arc.md (*movqi_insn): Add code density instructions.
26216 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
26217 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
26218 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
26219 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
26221 (h, Rcd, Rsd, Rzd): New register constraints.
26222 (T): Use compact_memory_operand_p function.
26223 * config/arc/predicates.md (compact_load_memory_operand): Remove.
26225 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
26227 * config/sh/sh.md (*negnegt, *movtt): Remove.
26229 2016-05-02 Marek Polacek <polacek@redhat.com>
26230 Tom de Vries <tom@codesourcery.com>
26232 PR tree-optimization/70700
26233 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
26234 bigger than FIRST_REF_NODE.
26236 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
26239 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
26241 (prepare_cbranch_operands): Don't use scratch register. Assume that
26242 function is used when pseudos can be created.
26243 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
26244 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
26245 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
26246 define_expand. Allow it only when pseudos can be created.
26247 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
26249 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
26251 * config/i386/constraints.md (BC): Only allow -1 operands.
26252 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
26253 Add "enabled" attribute. Update XI mode attribute calculation.
26254 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
26255 (*movoi_internal_avx): Update XI mode attribute calculation.
26256 (*movti_internal): Ditto.
26258 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26260 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
26261 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
26263 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
26265 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
26266 statement on instruction code. Remove trailing spaces.
26267 (altivec_expand_stv_builtin): Likewise.
26269 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26271 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
26272 (TARGET_FPU_DOUBLE): Simplify.
26273 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
26274 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
26275 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
26276 with 'TARGET_FPU_DOUBLE'.
26277 * config/sh/sh.md: Likewise.
26279 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
26281 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
26282 SH_DIV_STR_FOR_SIZE): Remove.
26283 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
26284 SH_DIV_STR_FOR_SIZE): Remove.
26286 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26288 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
26289 logical_reg_operand): Delete.
26290 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
26291 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
26292 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
26293 match_operand and match_test.
26294 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
26295 variables on their first use. Return bool values.
26296 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
26297 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
26298 arith_reg_operand for input operand. Remove empty constraints.
26300 (*xorsi3_compact): Rename to xorsi3.
26301 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
26302 (*zero_extend<mode>si2_disp_mem): Update comment.
26305 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
26307 * config/sh/t-sh: Remove SH5 support.
26308 * config.gcc: Likewise.
26309 * configure: Likewise.
26311 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26313 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
26315 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
26317 * config/sh/sh.c (register_sh_passes, sh_option_override,
26318 sh_print_operand, prepare_move_operands,
26319 sh_can_follow_jump): Remove TARGET_SH1 checks.
26320 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
26321 PROMOTE_MODE): Likewise.
26322 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
26325 2016-04-30 Alan Modra <amodra@gmail.com>
26327 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
26328 restoring when fixed_reg_p, but allow out-of-line or stmw save.
26329 Check for user regs later to avoid unnecessary looping over regs.
26330 Merge user reg check with non-saved reg check. Don't force
26331 inline VR restore when static chain used.
26332 (rs6000_frame_related): Omit eh_frame info for user regs when
26334 (fixed_regs_p): Delete.
26336 2016-04-30 Alan Modra <amodra@gmail.com>
26338 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
26339 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
26342 2016-04-30 Alan Modra <amodra@gmail.com>
26345 * config/rs6000/rs6000.c (fixed_reg_p): New function.
26346 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
26349 2016-04-30 Alan Modra <amodra@gmail.com>
26351 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
26352 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
26353 flag_pic test for Darwin.
26355 2016-04-30 Alan Modra <amodra@gmail.com>
26357 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
26358 throw_calls_crossed.
26359 (REG_FREQ_CALLS_CROSSED): Delete.
26360 (REG_N_THROWING_CALLS_CROSSED): Delete.
26361 * regstat.c (regstat_bb_compute_ri): Don't calculate
26362 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
26363 (dump_reg_info): Don't print call cross frequency.
26364 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
26365 and REG_N_THROWING_CALLS_CROSSED.
26367 2016-04-30 Alan Modra <amodra@gmail.com>
26369 * regs.h (struct reg_info_t): Delete live_length.
26370 (REG_LIVE_LENGTH): Delete macro.
26371 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
26372 local_live, local_processed and local_live_last_luid params.
26373 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
26375 (regstat_compute_ri): Adjust for above. Don't set
26377 (dump_reg_info): Don't print live length.
26378 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
26379 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
26380 Localize loop_depth var.
26382 2016-04-30 Alan Modra <amodra@gmail.com>
26384 * ira.c (enum valid_equiv): New.
26385 (validate_equiv_mem): Return enum.
26386 (update_equiv_mem): Create replacement in more cases.
26387 (add_store_equivs): Update validate_equiv_mem call.
26389 2016-04-30 Alan Modra <amodra@gmail.com>
26391 * ira.c (combine_and_move_insns): Rather than scanning insns,
26392 use DF infrastucture to find use and def insns.
26394 2016-04-30 Alan Modra <amodra@gmail.com>
26396 ira.c (combine_and_move_insns): Move invariant conditions..
26397 (ira.c): ..to here. Call combine_and_move_insns before
26398 add_store_equivs. Call grow_reg_equivs later. Allocate
26399 req_equiv later using max_reg_num() rather than global max_regno.
26400 (contains_replace_regs): Delete.
26401 (add_store_equivs): Remove contains_replace_regs test.
26403 2016-04-30 Alan Modra <amodra@gmail.com>
26405 * ira.c (struct equiv_mem_data): New.
26406 (equiv_mem, equiv_mem_modified): Delete static vars.
26407 (validate_equiv_mem_from_store): Use "data" param to communicate..
26408 (validate_equiv_mem): ..from here.
26410 2016-04-30 Alan Modra <amodra@gmail.com>
26412 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
26414 (update_reg_equivs): ..here. Move allocation and freeing of
26415 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
26416 end_alias_analysis to..
26419 2016-04-30 Alan Modra <amodra@gmail.com>
26421 * ira.c (pdx_subregs): Delete.
26422 (struct equivalence): Add pdx_subregs field.
26423 (set_paradoxical_subreg): Remove pdx_subregs param. Update
26424 pdx_subregs access.
26425 (update_equiv_regs): Don't create or free pdx_subregs. Update
26426 pdx_subregs access.
26428 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26430 * config/rs6000/altivec.h: Change definitions of vec_xl and
26432 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
26433 (LD_ELEMREV_V2DI): New.
26434 (LD_ELEMREV_V4SF): New.
26435 (LD_ELEMREV_V4SI): New.
26436 (LD_ELEMREV_V8HI): New.
26437 (LD_ELEMREV_V16QI): New.
26438 (ST_ELEMREV_V2DF): New.
26439 (ST_ELEMREV_V2DI): New.
26440 (ST_ELEMREV_V4SF): New.
26441 (ST_ELEMREV_V4SI): New.
26442 (ST_ELEMREV_V8HI): New.
26443 (ST_ELEMREV_V16QI): New.
26446 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
26447 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
26448 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
26449 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
26450 (altivec_expand_builtin): Add handling for
26451 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
26452 (rs6000_invalid_builtin): Add error-checking for
26453 RS6000_BTM_P9_VECTOR.
26454 (altivec_init_builtins): Define builtins used to implement vec_xl
26456 (rs6000_builtin_mask_names): Define power9-vector.
26457 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
26458 (RS6000_BTM_P9_VECTOR): Define.
26459 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
26460 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
26461 (vsx_ld_elemrev_v2df): Likewise.
26462 (vsx_ld_elemrev_v4sf): Likewise.
26463 (vsx_ld_elemrev_v4si): Likewise.
26464 (vsx_ld_elemrev_v8hi): Likewise.
26465 (vsx_ld_elemrev_v16qi): Likewise.
26466 (vsx_st_elemrev_v2df): Likewise.
26467 (vsx_st_elemrev_v2di): Likewise.
26468 (vsx_st_elemrev_v4sf): Likewise.
26469 (vsx_st_elemrev_v4si): Likewise.
26470 (vsx_st_elemrev_v8hi): Likewise.
26471 (vsx_st_elemrev_v16qi): Likewise.
26472 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
26475 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
26477 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
26479 (simplify_control_stmt_condition_1): ... here. Recurse into
26480 BIT_AND_EXPRs and BIT_IOR_EXPRs.
26482 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
26485 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
26486 (zero_extendqi<mode>2_dot): Revert earlier conversion from
26487 define_insn_and_split to define_insn.
26488 (zero_extendqi<mode>2_dot2): Same.
26489 (extendqi<mode>2_dot): Same.
26490 (extendqi<mode>2_dot2): Same.
26492 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26494 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
26495 (probe_stack): New expander.
26496 (probe_stack_<mode>): New insn pattern.
26498 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26500 * config/i386/i386.md
26501 (operations with memory inputs setting flags peephole2):
26502 Remove uneeded REG_P checks. Cleanup pattern generation.
26504 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
26506 * tree-vect-loop.c (vect_transform_loop): Fix
26507 nb_iterations_upper_bound computation for vectorized loop.
26509 2016-04-29 Marek Polacek <polacek@redhat.com>
26510 Jakub Jelinek <jakub@redhat.com>
26513 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
26514 TARGET_EXPR_SLOT as a base.
26516 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
26518 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
26519 with 'rCm2' constraints to limit possible immediate size.
26520 (*load_zeroextendqisi_update): Likewise.
26521 (*load_signextendqisi_update): Likewise.
26522 (*loadhi_update): Likewise.
26523 (*load_zeroextendhisi_update): Likewise.
26524 (*load_signextendhisi_update): Likewise.
26525 (*loadsi_update): Likewise.
26526 (*loadsf_update): Likewise.
26528 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26530 * config/i386/predicates.md (constm1_operand): Fix comparison.
26532 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
26534 * testsuite/gcc.target/arc/ieee_eq.c: New test.
26536 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
26538 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
26539 remaining SH5 related settings.
26540 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
26541 shmedia_prepare_call_address): Delete.
26542 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
26543 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
26544 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
26545 UNSUPPORTED_SH2A): Remove m5 checks.
26546 (sh_divide_strategy_e): Remove SH5 division strategies.
26547 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
26548 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
26550 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
26552 * config/s390/s390.c (s390_rtx_costs): Update documentation.
26554 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26556 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
26557 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
26558 Change lder to ldr.
26559 * config/s390/vector.md ("mov<mode>"): Likewise.
26561 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
26563 * config/s390/constraints.md ("U", "W"): Invoke
26564 s390_mem_constraint with "ZR" and "ZT".
26565 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
26566 addresses when using LRA. Accept also short displacements for S
26567 and T constraints. Do not check for long displacement target for
26568 S and T constraints.
26569 (s390_mem_constraint): Remove handling of U and W constraints.
26570 * config/s390/s390.md (various patterns): Remove the short
26571 displacement constraints (Q and R) if a long displacement
26572 constraint is present. Add longdisp as required CPU capability.
26573 * config/s390/vector.md: Likewise.
26574 * config/s390/vx-builtins.md: Likewise.
26576 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
26579 * reload1.c (reload): Call finish_spills before
26580 restarting reload loop. Skip select_reload_regs
26581 if update_eliminables_and_spill returns true.
26583 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
26585 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
26586 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
26587 (umulhisi3_imm): Update predicates and constraint letters.
26588 (umulhisi3_reg): Declare instruction as commutative.
26589 * config/arc/constraints.md (J12, J16): New constraints.
26590 * config/arc/predicates.md (short_unsigned_const_operand): New
26592 (arc_short_operand): Likewise.
26593 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
26595 2016-04-29 Richard Biener <rguenther@suse.de>
26597 PR tree-optimization/13962
26598 PR tree-optimization/65686
26599 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
26600 * tree-ssa-alias.c (ptrs_compare_unequal): New function
26601 using PTA to compare pointers.
26602 * match.pd: Add pattern for pointer equality compare simplification
26603 using ptrs_compare_unequal.
26605 2016-04-29 Richard Biener <rguenther@suse.de>
26607 * stor-layout.c (layout_type): Do not build a pointer-to-element
26610 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26612 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
26613 Use SWI mode iterator. Use general_reg_operand predicate.
26614 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
26615 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
26618 2016-04-29 Jakub Jelinek <jakub@redhat.com>
26620 PR middle-end/70843
26621 * fold-const.c (operand_equal_p): Don't verify hash value equality
26623 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
26626 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26629 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
26630 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
26631 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
26632 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
26633 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
26635 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26637 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
26638 to info. Don't initialize separate fields to 0. Clean up
26641 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26643 * config/i386/i386.md (peephole2s for operations with memory inputs):
26644 Use SWI mode iterator.
26645 (peephole2s for operations with memory outputs): Ditto.
26646 Do not check for stack checking probe.
26648 (probe_stack): Remove expander.
26650 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26651 Andrew Burgess <andrew.burgess@embecosm.com>
26653 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
26654 operands as 32-bits.
26656 2016-04-28 Jason Merrill <jason@redhat.com>
26658 * gdbinit.in: Skip line-map.h.
26660 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26661 Andrew Burgess <andrew.burgess@embecosm.com>
26663 * config/arc/arc.c (arc_conditional_register_usage): Take
26664 TARGET_RRQ_CLASS into account.
26665 (arc_print_operand): Support printing 'p' and 's' operands.
26666 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
26668 (TARGET_RRQ_CLASS): Define.
26669 (IS_POWEROF2_OR_0_P): Define.
26670 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
26672 (*tst_movb): New define_insn.
26673 (*tst): Avoid recognition if it could prevent '*tst_movb'
26674 combination; replace c/CnL with c/Chs alternative.
26675 (*tst_bitfield_tst): New define_insn.
26676 (*tst_bitfield_asr): New define_insn.
26677 (*tst_bitfield): New define_insn.
26678 (andsi3_i): Add Rrq variant.
26679 (extzv): New define_expand.
26680 (insv): New define_expand.
26681 (*insv_i): New define_insn.
26682 (*movb): New define_insn.
26683 (*movb_signed): New define_insn.
26684 (*movb_high): New define_insn.
26685 (*movb_high_signed): New define_insn.
26686 (*movb_high_signed + 1): New define_split pattern.
26687 (*mrgb): New define_insn.
26688 (*mrgb + 1): New define_peephole2 pattern.
26689 (*mrgb + 2): New define_peephole2 pattern.
26690 * config/arc/arc.opt (mbitops): New option for nps400, uses
26691 TARGET_NPS_BITOPS_DEFAULT.
26692 * config/arc/constraints.md (q): Make register class conditional.
26693 (Rrq): New register constraint.
26694 (Chs): New constraint.
26695 (Clo): New constraint.
26696 (Chi): New constraint.
26697 (Cbf): New constraint.
26698 (Cbn): New constraint.
26699 (C18): New constraint.
26700 (Cbi): New constraint.
26702 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26704 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
26706 (bitmap_intersection_of_preds): Ditto.
26707 (bitmap_union_of_succs): Ditto.
26708 (bitmap_union_of_preds): Ditto.
26709 * sbitmap.c (do_popcount): Delete.
26710 (BITMAP_DEBUGGING): Delete.
26711 (sbitmap_verify_popcount): Delete.
26712 (sbitmap_alloc): Don't initialize the popcount field.
26713 (sbitmap_alloc_with_popcount): Delete.
26714 (sbitmap_resize): Don't resize the popcount array.
26715 (sbitmap_vector_alloc): Don't initialize the popcount field.
26716 (bitmap_copy): Don't copy the popcount array.
26717 (bitmap_clear): Don't clear the popcount array.
26718 (bitmap_clear): Delete the popcount array handling.
26719 (bitmap_ior_and_compl): Delete the popcount assert.
26720 (bitmap_not): Ditto.
26721 (bitmap_and_compl): Ditto.
26722 (bitmap_and): Delete the popcount array handling.
26723 (bitmap_xor): Ditto.
26724 (bitmap_ior): Ditto.
26725 (bitmap_or_and): Delete the popcount assert.
26726 (bitmap_and_or): Ditto.
26727 (popcount_table): Delete.
26728 (sbitmap_elt_popcount): Delete.
26729 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
26730 (bitmap_set_bit): Delete the popcount assert.
26731 (bitmap_clear_bit): Ditto.
26732 (sbitmap_free): Don't free the popcount array.
26733 (sbitmap_alloc_with_popcount): Delete declaration.
26734 (sbitmap_popcount): Ditto.
26736 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26737 Andrew Burgess <andrew.burgess@embecosm.com>
26739 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
26740 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
26741 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
26742 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
26743 * config/arc/arc.opt (mcmem): New option.
26744 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
26745 supply length for r/m alternative.
26746 (*extendqisi2_ac): Likewise.
26747 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
26749 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
26750 (movhi_insn): Likewise.
26751 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
26752 (*zero_extendqihi2_i): Add r/Ucm alternative.
26753 (*zero_extendqisi2_ac): Likewise.
26754 (*zero_extendhisi2_i): Likewise.
26755 * config/arc/constraints.md (Uex): New memory constraint.
26756 (Ucm): New define_constraint.
26757 * config/arc/predicates.md (long_immediate_loadstore_operand):
26758 Return 0 for MEM with cmem_address address.
26759 (cmem_address_0): New predicates.
26760 (cmem_address_1): Likewise.
26761 (cmem_address_2): Likewise.
26762 (cmem_address): Likewise.
26764 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26766 * config/rs6000/rs6000.c (machine_function): Rename
26767 insn_chain_scanned_p to spe_insn_chain_scanned_p.
26768 (rs6000_stack_info): Adjust.
26770 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26771 Andrew Burgess <andrew.burgess@embecosm.com>
26773 * config/arc/constraints.md (Usd): Convert to define_constraint.
26777 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26780 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
26781 Add new peephole2 where the first insn is *mov<mode>_or instead of
26782 *mov<mode>_internal.
26784 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
26786 * tracer.c (bb_seen): Make static.
26788 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
26790 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
26791 support, setup defaults.
26792 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
26793 * config/arc/arc.c (arc_init): Add NPS400 support.
26794 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
26795 (TARGET_ARC700): NPS400 is also an ARC700.
26796 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
26798 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26801 * config/nds32/nds32.md (casesi): Don't access the operands array
26804 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26806 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
26807 (or $-1,reg peephole2): Ditto.
26808 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
26810 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
26812 * doc/extend.texi (Common Function Attributes) [optimize]:
26813 Discourage use of the optimize attribute.
26815 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
26817 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
26818 special case builtin.
26819 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
26820 ALTIVEC_BUILTIN_VEC_ADDE.
26821 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
26822 support for ALTIVEC_BUILTIN_VEC_ADDE.
26823 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
26824 for __builtin_vec_adde.
26826 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26828 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
26829 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
26831 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26834 * doc/sourcebuild.texi (Effective-Target Keywords, Other
26835 attributes): Document cilkplus_runtime.
26837 2016-04-28 Martin Jambor <mjambor@suse.cz>
26839 * tree-cfg.c (verify_expr): Verify that local declarations belong to
26840 this function. Call verify_expr on MEM_REFs and bases of other
26841 handled_components.
26843 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26845 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
26846 for WORD_REGISTER_OPERATIONS to runtime check.
26848 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26850 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
26852 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26854 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
26855 big-endian compilation.
26856 * config/arc/arc.md (addf3): Likewise.
26857 (subdf3): Likewise.
26858 (muldf3): Likewise.
26860 2016-04-28 Richard Biener <rguenther@suse.de>
26862 PR tree-optimization/70840
26863 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
26864 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
26865 Mark x * pow(x,c) -> pow(x,c+1) commutative.
26866 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
26868 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26870 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
26871 and explain why in a comment.
26873 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26875 * config/arc/arc.md (cpu_facility): Add fpx variant.
26876 (subdf3): Prohibit use reverse sub when assist operations option
26878 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
26879 instructions only when FPX is enabled.
26880 * testsuite/gcc.target/arc/trsub.c: New test.
26882 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26884 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
26885 mult_operator when calculating "type" attribute.
26886 (*fop_<mode>_1_i387): Ditto.
26887 (*fop_xf_1_i387): Ditto.
26888 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
26889 Use std::swap to swap operands. Use RTL expressions to generate
26892 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26893 Joern Rennecke <joern.rennecke@embecosm.com>
26895 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
26897 (emit_pic_move): Remove.
26898 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
26899 * config/arc/arc.c (emit_pic_move): Removed.
26900 (TARGET_HAVE_TLS): Define.
26901 (arc_conditional_register_usage): Test for arc_tp_regno.
26902 (arc_print_operand, arc_print_operand_address): Handle TLS
26904 (arc_needs_pcl_p): New function.
26905 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
26906 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
26907 (arc_raw_symbolic_reference_mentioned_p): Likewise.
26908 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
26909 (arc_legitimize_tls_address): Likewise.
26910 (DTPOFF_ZERO_SYM): Define.
26911 (arc_legitimize_pic_address): Make it static, handle TLS cases.
26912 (arc_output_pic_addr_const): Print TLS unspecs.
26913 (prepare_pic_move): New function, replaces emit_pic_move.
26914 (arc_legitimate_constant_p): Handle TLS unspecs.
26915 (arc_legitimate_address_p): Likewise.
26916 (arc_rewrite_small_data_p): Use assert for TLS constants.
26917 (prepare_move_operands): Use prepare_pic_move.
26918 (arc_legitimize_address): Legitimize tls addresses.
26919 (arc_epilogue_uses): Check for arc_tp_regno.
26920 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
26921 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
26923 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
26925 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
26926 %(arc_tls_extra_start_spec).
26927 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
26928 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
26930 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
26931 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
26932 (UNSPEC_TLS_OFF): Add.
26934 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
26935 (get_thread_pointersi): New patterns.
26936 * config/arc/arc.opt (mtp-regno): New option.
26937 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
26938 (move_dest_operand): Likewise.
26939 * configure: Regenerate.
26940 * configure.ac: Add arc*-*-* case to test for tls.
26941 * doc/invoke.texi (ARC options): Document mtp-regno.
26943 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26945 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
26946 the new ARC HS SIMD instructions.
26947 (arc_preferred_simd_mode): New function.
26948 (arc_autovectorize_vector_sizes): Likewise.
26949 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
26950 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
26951 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
26952 (arc_init_builtins): Add new SIMD builtin types.
26953 (arc_split_move): Handle 64 bit vector moves.
26954 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
26955 (TARGET_PLUS_QMACW): Define.
26956 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
26957 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
26958 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
26959 (VSUBADD4H): New builtins.
26960 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
26961 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
26963 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
26964 Matthias Klose <doko@debian.org>
26966 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
26968 2016-04-28 Richard Biener <rguenther@suse.de>
26970 PR middle-end/70777
26971 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
26974 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
26976 * common/config/sh/sh-common.c: Remove SH5 support.
26977 * config/sh/constraints.md: Likewise.
26978 * config/sh/config/sh/elf.h: Likewise.
26979 * config/sh/linux.h: Likewise.
26980 * config/sh/netbsd-elf.h: Likewise.
26981 * config/sh/predicates.md: Likewise.
26982 * config/sh/sh-c.c: Likewise.
26983 * config/sh/sh-protos.h: Likewise.
26984 * config/sh/sh.c: Likewise.
26985 * config/sh/sh.h: Likewise.
26986 * config/sh/sh.md: Likewise.
26987 * config/sh/sh.opt: Likewise.
26988 * config/sh/sync.md: Likewise.
26989 * config/sh/sh64.h: Delete.
26990 * config/sh/shmedia.h: Likewise.
26991 * config/sh/shmedia.md: Likewise.
26992 * config/sh/sshmedia.h: Likewise.
26993 * config/sh/t-netbsd-sh5-64: Likewise.
26994 * config/sh/t-sh64: Likewise.
26995 * config/sh/ushmedia.h: Likewise.
26997 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26999 * config/i386/i386.md (sign_extend to memory peephole2s): Use
27000 general_reg_operand instead of register_operand predicate.
27002 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27004 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
27006 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
27008 * match.pd (A - B > A, A + B < A): New transformations.
27010 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
27012 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
27013 which defaults to true. Emit an outer pair of parentheses only if
27014 EMIT_PARENS. When continuing a chain of && or || (or & or |),
27015 don't emit parentheses for the right-hand operand.
27017 2016-04-27 Jeff Law <law@redhat.com>
27019 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
27021 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27023 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
27024 (altivec_lvx_<mode>_internal): Document.
27025 (altivec_lvx_<mode>_2op): New define_insn.
27026 (altivec_lvx_<mode>_1op): Likewise.
27027 (altivec_lvx_<mode>_2op_si): Likewise.
27028 (altivec_lvx_<mode>_1op_si): Likewise.
27029 (altivec_stvx_<mode>): Remove.
27030 (altivec_stvx_<mode>_internal): Document.
27031 (altivec_stvx_<mode>_2op): New define_insn.
27032 (altivec_stvx_<mode>_1op): Likewise.
27033 (altivec_stvx_<mode>_2op_si): Likewise.
27034 (altivec_stvx_<mode>_1op_si): Likewise.
27035 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
27036 Expand vec_ld and vec_st during parsing.
27037 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
27039 (altivec_expand_stvx_be): Likewise.
27040 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
27041 address-masking behavior in RTL.
27042 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
27043 address-masking behavior in RTL.
27044 (altivec_expand_builtin): Change builtin code arguments for calls
27045 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
27046 (insn_is_swappable_p): Avoid incorrect swap optimization in the
27047 presence of lvx/stvx patterns.
27048 (alignment_with_canonical_addr): New function.
27049 (alignment_mask): Likewise.
27050 (find_alignment_op): Likewise.
27051 (recombine_lvx_pattern): Likewise.
27052 (recombine_stvx_pattern): Likewise.
27053 (recombine_lvx_stvx_patterns): Likewise.
27054 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
27055 stvx patterns from expand.
27056 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
27058 (vector_altivec_store_<mode>): Likewise.
27060 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
27062 * config/aarch64/aarch64.md
27063 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
27064 remove the "fp" attributes.
27065 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
27066 add the "simd" attributes.
27067 (*movdf_aarch64): Likewise.
27068 (*movtf_aarch64): Remove the "fp" attributes.
27069 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
27070 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
27072 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27074 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
27075 rtx to rtx_code_label *.
27076 * rtl.h (maybe_set_first_label_num): Likewise.
27078 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27080 * df-core.c (df_add_problem): Make the problem param be const.
27081 (df_remove_problem): Make local "problem" be const.
27082 * df-problems.c (problem_RD): Make const.
27083 (problem_LR): Likewise.
27084 (problem_LIVE): Likewise.
27085 (problem_MIR): Likewise.
27086 (problem_CHAIN): Likewise.
27087 (problem_WORD_LR): Likewise.
27088 (problem_NOTE): Likewise.
27089 (problem_MD): Likewise.
27090 * df-scan.c (problem_SCAN): Likewise.
27091 * df.h (struct df_problem): Make field "dependent_problem" be
27093 (struct dataflow): Likewise for field "problem".
27094 (df_add_problem): Make param const.
27096 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
27098 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
27099 inter-unit moves to/from vector registers are enabled. Do not disable
27102 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27104 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
27105 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
27107 (enum df_problem_id): ...this new enum.
27108 (struct df_problem): Convert field "id" from "int" to
27109 enum df_problem_id.
27111 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27113 * rtl.def: Update comment for "things in the instruction chain" to
27114 reflect the removal of the leading "i" field for INSN_UID in
27115 r210360. Fix bogus apostrophe.
27117 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
27119 * config/i386/i386.md
27120 (lea arith with mem operand + setcc peephole2): Set operator mode.
27122 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
27125 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
27126 (dimode_scalar_to_vector_candidate_p): This.
27127 (timode_scalar_to_vector_candidate_p): New function.
27128 (scalar_to_vector_candidate_p): Likewise.
27129 (timode_check_non_convertible_regs): Likewise.
27130 (timode_remove_non_convertible_regs): Likewise.
27131 (remove_non_convertible_regs): Likewise.
27132 (remove_non_convertible_regs): Renamed to ...
27133 (dimode_remove_non_convertible_regs): This.
27134 (scalar_chain::~scalar_chain): Make it virtual.
27135 (scalar_chain::compute_convert_gain): Make it pure virtual.
27136 (scalar_chain::mark_dual_mode_def): Likewise.
27137 (scalar_chain::convert_insn): Likewise.
27138 (scalar_chain::convert_registers): Likewise.
27139 (scalar_chain::add_to_queue): Make it protected.
27140 (scalar_chain::emit_conversion_insns): Likewise.
27141 (scalar_chain::replace_with_subreg): Likewise.
27142 (scalar_chain::replace_with_subreg_in_insn): Likewise.
27143 (scalar_chain::convert_op): Likewise.
27144 (scalar_chain::convert_reg): Likewise.
27145 (scalar_chain::make_vector_copies): Likewise.
27146 (scalar_chain::convert_registers): New pure virtual function.
27147 (class dimode_scalar_chain): New class.
27148 (class timode_scalar_chain): Likewise.
27149 (scalar_chain::mark_dual_mode_def): Renamed to ...
27150 (dimode_scalar_chain::mark_dual_mode_def): This.
27151 (timode_scalar_chain::mark_dual_mode_def): New function.
27152 (timode_scalar_chain::convert_insn): Likewise.
27153 (dimode_scalar_chain::convert_registers): Likewise.
27154 (scalar_chain::compute_convert_gain): Renamed to ...
27155 (dimode_scalar_chain::compute_convert_gain): This.
27156 (scalar_chain::replace_with_subreg): Renamed to ...
27157 (dimode_scalar_chain::replace_with_subreg): This.
27158 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
27159 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
27160 (scalar_chain::make_vector_copies): Renamed to ...
27161 (dimode_scalar_chain::make_vector_copies): This.
27162 (scalar_chain::convert_reg): Renamed to ...
27163 (dimode_scalar_chain::convert_reg ): This.
27164 (scalar_chain::convert_op): Renamed to ...
27165 (dimode_scalar_chain::convert_op): This.
27166 (scalar_chain::convert_insn): Renamed to ...
27167 (dimode_scalar_chain::convert_insn): This.
27168 (scalar_chain::convert): Call convert_registers.
27169 (convert_scalars_to_vector): Change to scalar_chain pointer to
27170 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
27171 in 32-bit mode. Delete scalar_chain pointer. Call
27172 free_dominance_info in 64-bit mode.
27173 (pass_stv::gate): Remove TARGET_64BIT check.
27174 (ix86_option_override): Put the 64-bit STV pass before the CSE
27177 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
27179 * dwarf2out.h (struct dw_loc_descr_node): Remove the
27180 dw_loc_frame_offset field.
27181 * dwarf2out.c (new_loc_descr): Likewise.
27182 (resolve_args_picking_1): Turn the VISITED hash set into a
27183 FRAME_OFFSET hash map. Use it to associate a frame offset to
27184 visited nodes. Remove uses of the CHECKING_P macro.
27185 (resolve_args_picking): Update call to resolve_args_picking_1.
27187 2016-04-27 Martin Liska <mliska@suse.cz>
27189 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
27190 (free_loop_data): Release vuses of groups.
27192 2016-04-27 Bin Cheng <bin.cheng@arm.com>
27194 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
27195 instead of redundant use_id and boolean have_use_for.
27196 (struct iv_use): Change sub_id into group_id. Remove field next.
27197 Move fields: related_cands, n_map_members, cost_map and selected
27199 (struct iv_group): ... here. New structure.
27200 (struct iv_common_cand): Use structure declaration directly.
27201 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
27202 (MAX_CONSIDERED_USES): Rename macro to ...
27203 (MAX_CONSIDERED_GROUPS): ... here.
27204 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
27205 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
27206 (dump_uses): Rename to ...
27207 (dump_groups): ... here. Update all uses.
27208 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
27209 (find_induction_variables): Refactor format of dump information.
27210 (record_sub_use): Delete.
27211 (record_use): Update all uses.
27212 (record_group): New function.
27213 (record_group_use, find_interesting_uses_op): Call above functions.
27215 (find_interesting_uses_cond): Ditto.
27216 (group_compare_offset): New function.
27217 (split_all_small_groups): Rename to ...
27218 (split_small_address_groups_p): ... here. Update all uses.
27219 (split_address_groups): Update all uses.
27220 (find_interesting_uses): Refactor format of dump information.
27221 (add_candidate_1): Update all uses. Remove redundant check on iv,
27223 (add_candidate, record_common_cand): Remove redundant assert.
27224 (add_iv_candidate_for_biv): Update use.
27225 (add_iv_candidate_derived_from_uses): Update all uses.
27226 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
27227 (alloc_use_cost_map): Ditto.
27228 (set_use_iv_cost, get_use_iv_cost): Rename to ...
27229 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
27230 (determine_use_iv_cost_generic): Ditto.
27231 (determine_group_iv_cost_generic): Ditto.
27232 (determine_use_iv_cost_address): Ditto.
27233 (determine_group_iv_cost_address): Ditto.
27234 (determine_use_iv_cost_condition): Ditto.
27235 (determine_group_iv_cost_cond): Ditto.
27236 (determine_use_iv_cost): Ditto.
27237 (determine_group_iv_cost): Ditto.
27238 (set_autoinc_for_original_candidates): Update all uses.
27239 (find_iv_candidates): Update all uses. Refactor dump information.
27240 (determine_use_iv_costs): Ditto.
27241 (determine_iv_costs): Ditto.
27242 (iv_ca_cand_for_use): Rename to ...
27243 (iv_ca_cand_for_group): ... here. Update all uses.
27244 (iv_ca_add_use, iv_ca_add_group): Ditto.
27245 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
27246 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
27247 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
27248 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
27249 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
27250 (create_new_iv, adjust_iv_update_pos): Ditto.
27251 (rewrite_use_address): Delete.
27252 (rewrite_use_address_1): Rename to ...
27253 (rewrite_use_address): ... here.
27254 (rewrite_use_compare): Update all uses.
27255 (rewrite_use): Delete.
27256 (rewrite_uses): Rename to ...
27257 (rewrite_groups): ... here. Update all uses.
27258 (remove_unused_ivs, free_loop_data): Update all uses.
27259 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
27261 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27263 * rtlanal.c (nonzero_bits1): Convert preprocessor check
27264 for WORD_REGISTER_OPERATIONS to runtime check.
27266 2016-04-27 Richard Biener <rguenther@suse.de>
27269 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
27270 aggregate_value_p to determine if a function result is
27271 returned by reference.
27272 (ipa_pta_execute): Functions having their address taken are
27273 not automatically nonlocal.
27275 2016-04-27 Jakub Jelinek <jakub@redhat.com>
27278 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
27279 * fold-const.c (operand_equal_p): If flag_checking and
27280 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
27281 and if it returns non-zero, assert iterative_hash_expr on both
27284 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
27286 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
27288 2016-04-27 Nick Clifton <nickc@redhat.com>
27290 PR middle-end/49889
27291 * varasm.c (merge_weak): Generate an error if an attempt is made
27292 to convert a non-weak static function into a weak, public function.
27294 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27296 * params.def (MAX_PARTITION_SIZE): New param.
27297 * doc/invoke.texi: Document lto-max-partition.
27299 2016-04-27 Richard Biener <rguenther@suse.de>
27302 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
27303 function cummulating used_from_other_partition, externally_visible
27304 and force_output from aliases.
27305 (refered_from_nonlocal_var): Likewise.
27306 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
27307 node flags properly.
27309 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
27311 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
27312 (-Wmemset-elt-size): New item.
27314 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
27317 * stor-layout.h (internal_reference_types): Delete.
27318 * stor-layout.c (reference_types_internal): Likewise.
27319 (internal_reference_types): Likewise.
27320 (layout_type) <REFERENCE_TYPE>: Adjust.
27322 2016-04-27 Jakub Jelinek <jakub@redhat.com>
27325 * tree.h (inchash::add_expr): Add FLAGS argument.
27326 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
27327 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
27328 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
27329 Formatting fix. Adjust recursive calls. For tcc_comparison,
27330 if swap_tree_comparison (code) is smaller than code, hash that
27331 and arguments in the other order. Hash CONVERT_EXPR the same
27332 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
27333 of ADDR_EXPR of decl as the decl itself. Add or remove
27334 OEP_ADDRESS_OF from recursive flags as needed. For
27335 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
27336 operands commutatively and only the third one normally.
27337 For internal CALL_EXPR hash in CALL_EXPR_IFN.
27339 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
27341 * config/rtems.h (LIB_SPEC): Add -latomic.
27343 2016-04-27 Joel Sherrill <joel@rtems.org>
27345 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
27346 xilink.ld and flags not relevant to RTEMS.
27348 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
27350 * toplev.c (backend_init_target): Avoid calling init_reload when using
27353 2016-04-26 Jakub Jelinek <jakub@redhat.com>
27355 * reorg.c (try_merge_delay_insns): Declare i and j inside the
27356 for loops rather than one for the whole function.
27358 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
27360 * match.pd (X + CST CMP X): New transformation.
27362 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
27364 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
27365 * fold-const.c (fold_binary_loc): Remove 2 transformations
27366 superseded by match.pd.
27367 * match.pd (x+x -> x*2): Generalize to integers.
27369 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
27371 * config/i386/i386.md (operation on memory peephole): Duplicate an
27372 existing peephole and adapt it to match lea rather than an operation
27375 PR rtl-optimization/57193
27376 * opts.c (default_options_table): Add OPT_frename_registers at -O2
27378 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
27380 2016-04-26 Bin Cheng <bin.cheng@arm.com>
27382 * tree-if-conv.c (any_pred_load_store): New static variable.
27383 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
27384 any_pred_load_store instead of and_mask_load_store.
27385 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
27386 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
27387 (combine_blocks, tree_if_conversion): Ditto.
27389 2016-04-26 Bin Cheng <bin.cheng@arm.com>
27391 PR tree-optimization/70771
27392 PR tree-optimization/70775
27393 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
27394 virtual PHI nodes. Delete parameter.
27395 (if_convertible_loop_p_1): Delete argument to above function.
27396 (predicate_all_scalar_phis): Delete code handling single-argument
27398 (tree_if_conversion): Mark and update virtual SSA.
27400 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27403 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
27404 (x86_elf_aligned_common): Rename to ...
27405 (x86_elf_aligned_decl_common): ... this.
27406 Add decl arg. Switch to .lbss for largecomm object. Use
27407 LARGECOMM_SECTION_ASM_OP.
27408 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
27410 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
27411 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
27413 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
27414 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
27416 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27419 * config/i386/i386.c (SECTION_LARGE): Define.
27420 (x86_64_elf_select_section): Set it for large data/bss sections.
27421 Only clear SECTION_WRITE for .lrodata.
27422 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
27424 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
27425 * varasm.c (default_elf_asm_named_section): Grow flagchars.
27426 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
27428 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
27429 * doc/tm.texi: Regenerate.
27431 2016-04-26 Jakub Jelinek <jakub@redhat.com>
27434 * configure.ac (--enable-checking): Document extra flag, for
27435 non-release builds default to --enable-checking=yes,extra.
27436 If misc checking and extra checking, define CHECKING_P to 2 instead
27438 * common.opt (fchecking=): Add.
27439 * doc/invoke.texi (-fchecking=): Document.
27440 * doc/install.texi: Document --enable-checking changes.
27441 * configure: Regenerated.
27442 * config.in: Regenerated.
27444 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27446 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
27447 attribute instead of which_alternative.
27448 * config/i386/sse.md (*mov<mode>_internal): Ditto.
27449 Use EXT_REX_SSE_REG_P where appropriate.
27451 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27453 * config/i386/predicates.md (const0_operand): Do not match
27454 const_wide_int code.
27455 (const1_operand): Ditto.
27457 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27459 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
27460 for SSE constm1 operands and TARGET_AVX512VL.
27461 (*movti_internal): Ditto.
27462 (*mov<mode>_or): Use constm1_operand predicate.
27463 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
27464 for SSE vector_all_ones operands and TARGET_AVX512VL.
27465 * config/i386/predicates.md (constm1_operand): New predicate.
27466 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
27467 emission of constant -1 load.
27469 2016-04-25 Jason Merrill <jason@redhat.com>
27471 * gdbinit.in: Skip is-a.h.
27473 * attribs.c (register_scoped_attributes): Fix logic.
27474 * attribs.h: Declare register_scoped_attributes.
27476 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27478 * config/rs6000/rs6000-builtin.def: Correct pasto error for
27479 stxvd2x and stxvw4x built-in functions.
27481 2016-04-25 DJ Delorie <dj@redhat.com>
27483 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
27484 (ashrhi3): Likewise.
27485 (lshrhi3): Likewise.
27487 2016-04-25 Richard Biener <rguenther@suse.de>
27489 PR tree-optimization/70780
27490 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
27491 wasn't visited yet.
27492 (compute_antic): Mark blocks with abnormal preds as visited as
27493 they have a final empty antic-in solution already.
27495 2016-04-25 Michael Collison <michael.collison@linaro.org>
27497 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
27499 2016-04-25 Michael Collison <michael.collison@linaro.org>
27501 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
27502 mode is VQI to improve mixed mode vectorization.
27503 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
27504 define_insn to match low half of signed vaddw.
27505 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
27506 define_insn to match high half of signed vaddw.
27507 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
27508 define_insn to match low half of unsigned vaddw.
27509 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
27510 define_insn to match high half of unsigned vaddw.
27511 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
27512 (arm_simd_check_vect_par_cnst_half_p): Likewise.
27513 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
27515 (arm_simd_check_vect_par_cnst_half_p): Likewise.
27516 * config/arm/predicates.md (vect_par_constant_high): Support
27517 big endian and simplify by calling
27518 arm_simd_check_vect_par_cnst_half
27519 (vect_par_constant_low): Likewise.
27521 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27523 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
27524 predicate for operand 2.
27526 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
27527 H.J. Lu <hongjiu.lu@intel.com>
27529 * config/i386/i386-protos.h (standard_sse_constant_p): Add
27530 machine_mode argument.
27531 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
27532 constm1_rtx operands. For VOIDmode constants, get mode from
27533 pred_mode. Check mode size if the mode is supported by ABI.
27534 (standard_sse_constant_opcode): Do not use standard_constant_p.
27535 Strictly check ABI support for all-ones operands.
27536 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
27537 immediates. Update calls to standard_sse_constant_p.
27538 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
27539 (ix86_rtx_costs): Ditto.
27540 * config/i386/i386.md (*movxi_internal_avx512f): Use
27541 nonimmediate_or_sse_const_operand instead of vector_move_operand.
27542 Use (v,BC) alternative instead of (v,C). Use register_operand
27543 checks instead of MEM_P.
27544 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
27545 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
27546 isa attribute. Use register_operand checks instead of MEM_P.
27547 (*movti_internal): Use nonimmediate_or_sse_const_operand for
27548 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
27549 alternative and corresponding sse2 isa attribute.
27550 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
27551 to standard_sse_constant_p.
27552 (FP constant splitters): Ditto.
27553 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
27555 * config/i386/predicates.md (constm1_operand): Remove.
27556 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
27557 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
27558 vector_all_ones_operand instead of constm1_operand.
27560 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27562 * print-rtl.c (print_rtx_insn_vec): New function.
27563 * print-rtl.h: New prototype.
27564 * store-motion.c (struct st_expr): Make avail_stores a vector.
27565 (st_expr_entry): Adjust.
27566 (free_st_expr_entry): Likewise.
27567 (print_store_motion_mems): Likewise.
27568 (find_moveable_store): Likewise.
27569 (compute_store_table): Likewise.
27570 (delete_store): Likewise.
27571 (build_store_vectors): Likewise.
27573 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27575 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
27577 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27579 * vec.h (vec_safe_contains): New function.
27580 (vec::contains): Likewise.
27581 (vec::begin): Likewise.
27582 (vec::end): Likewise.
27584 2016-04-23 Jakub Jelinek <jakub@redhat.com>
27587 * cfgexpand.c (expand_stack_vars): Fix typo.
27589 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
27591 * system.h (list, map, set, vector): Include conditionally.
27592 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
27593 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
27594 * ipa-icf.c (INCLUDE_LIST): Define.
27595 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
27596 * config/sh/sh.c (INCLUDE_VECTOR): Define.
27597 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
27598 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
27599 * cp/logic.cc (INCLUDE_LIST): Define.
27600 * fortran/trans-common.c (INCLUDE_MAP): Define.
27602 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
27604 * auto-profile.c: Remove <string.h> include.
27605 * ipa-icf-gimple.c: Remove <list> include.
27606 * diagnostic.c: Remove <new> include.
27607 * genmatch.c: Likewise.
27608 * pretty-print.c: Likewise.
27609 * toplev.c: Likewise
27610 * c/c-objc-common.c: Likewise.
27611 * cp/error.c: Likewise.
27612 * fortran/error.c: Likewise.
27614 2016-04-22 Richard Biener <rguenther@suse.de>
27616 * lto-streamer-in.c (input_ssa_names): Do not allocate
27617 GIMPLE_NOP for all SSA names.
27618 * lto-streamer-out.c (output_ssa_names): Do not output
27619 SSA names that should have been released.
27621 2016-04-22 Richard Biener <rguenther@suse.de>
27623 PR tree-optimization/70740
27624 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
27627 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
27630 * config/i386/predicates.md (call_insn_operand): Replace
27631 sibcall_memory_operand with memory_operand.
27633 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
27635 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
27636 has_single_use() tests.
27637 (register_edge_assert_for_1): Likewise.
27638 (find_assert_locations_1): Check the liveness bitmap instead of
27639 checking has_single_use().
27641 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
27644 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
27645 Extract AVX-512BW constraint from AVX.
27647 2016-04-21 Richard Biener <rguenther@suse.de>
27649 PR tree-optimization/70725
27650 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
27651 for phi_convertible_by_degenerating_args.
27652 (predicate_all_scalar_phis): Handle single-argument PHIs.
27654 2016-04-21 Richard Biener <rguenther@suse.de>
27656 PR middle-end/70747
27657 * fold-const.c (fold_comparison): Return properly typed
27660 2016-04-21 Bin Cheng <bin.cheng@arm.com>
27662 PR tree-optimization/70715
27663 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
27664 after expanding BASE using expand_simple_operations.
27666 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
27668 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
27669 New transformations.
27671 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
27673 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
27675 2016-04-20 Jan Hubicka <jh@suse.cz>
27677 * ipa-inline.c (can_inline_edge_p): Pass caller info to
27678 ultiimate_alias_target.
27679 (update_callee_keys): Likewise.
27680 (lookup_recursive_calls): Likewise.
27681 (speculation_useful_p): Likewise.
27683 2016-04-20 Jan Hubicka <jh@suse.cz>
27686 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
27687 (set_nothrow_flag_1): ... this; handle interposition correctly;
27688 recurse on aliases and thunks.
27689 (cgraph_node::set_nothrow_flag): New.
27690 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
27691 functions compiled with non-call exceptions that binds to current
27693 (propagate_nothrow): Be safe WRT interposition.
27694 * cgraph.h (set_nothrow_flag): Update prototype.
27696 2016-04-18 Jan Hubicka <jh@suse.cz>
27698 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27699 max_loop_iterations_int.
27700 (tree_unswitch_outer_loop): Likewise.
27702 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27704 PR tree-optimization/69489
27705 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
27706 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
27707 Revise dump message.
27708 (if_convertible_bb_p): Remove check on edge count of basic block's
27711 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27713 PR tree-optimization/56625
27714 PR tree-optimization/69489
27715 * tree-data-ref.h (DR_INNERMOST): New macro.
27716 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
27717 hashing struct innermost_loop_behavior.
27718 (ref_DR_map): Remove.
27719 (innermost_DR_map): New map.
27720 (baseref_DR_map): Revise comment.
27721 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
27722 to innermost_DR_map accroding to its innermost loop behavior.
27723 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
27724 to its innermost loop behavior.
27725 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
27726 Add initialization for innermost_DR_map. Record memory reference
27727 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
27728 have innermost loop behavior.
27729 (if_convertible_loop_p): Remove release for ref_DR_map. Release
27732 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
27734 * config/i386/i386.md (*lea<mode>_general_1): Rename from
27735 *lea_general_1. Use explicit SWI12 mode interator.
27736 (*lea<mode>_general_2): Rename from *lea_general_2.
27737 Use explicit SWI12 mode interator.
27738 (*lea<mode>_general_3): Rename from *lea_general_3.
27739 Use explicit SWI12 mode interator.
27740 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
27741 Use explicit SWI12 mode interator.
27742 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
27743 Use explicit SWI48 mode interator.
27745 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
27747 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
27748 Short-cut unaligned load and store cases. Handle all integer
27750 (ix86_expand_vector_move_misalign): Short-cut unaligned load
27751 and store cases. Call ix86_avx256_split_vector_move_misalign
27752 directly without checking mode class.
27754 2016-04-20 Andrew Pinski <apinski@cavium.com>
27755 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27758 * config/aarch64/aarch64.md (sibcall): Force call
27759 address to be DImode for ILP32.
27760 (sibcall_value): Likewise.
27762 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
27764 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
27766 2016-04-20 Richard Biener <rguenther@suse.de>
27768 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
27769 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
27770 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
27771 (maybe_push_res_to_seq): Adjust.
27772 * gimple-fold.c (maybe_build_generic_op): Likewise.
27774 2016-04-20 Marek Polacek <polacek@redhat.com>
27776 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
27779 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
27781 * config/i386/sse.md (vec_unpacks_lo_hi): Always
27782 use kmovw to support AVX512F target.
27784 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27786 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
27788 2016-04-20 Marek Polacek <polacek@redhat.com>
27790 PR tree-optimization/70725
27791 * tree-if-conv.c (is_false_predicate): New function.
27792 (predicate_mem_writes): Use it.
27794 2016-04-20 Richard Biener <rguenther@suse.de>
27796 PR tree-optimization/70726
27797 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
27798 shift amounts from a pattern stmt operand.
27800 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27803 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
27804 stack_restore_from_fpr pattern when restoring r15.
27805 (s390_optimize_prologue): Strip away the memory barrier in the
27806 parallel when trying to get rid of restore insns.
27807 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
27808 definition for loading the stack pointer from an FPR. Compared to
27809 the normal move insn this pattern includes a full memory barrier.
27811 2016-04-19 Jakub Jelinek <jakub@redhat.com>
27813 PR middle-end/70680
27814 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
27815 implicitly linear or lastprivate iterator on the outer context.
27817 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
27819 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
27821 * config/i386/i386.md (ssememalign): Removed.
27822 * config/i386/sse.md: Remove ssememalign attribute from patterns.
27824 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
27827 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
27828 const short * to __builtin_ia32_loaddquhi512_mask.
27829 (_mm512_maskz_loadu_epi16): Likewise.
27830 (_mm512_mask_storeu_epi16): Pass short * to
27831 __builtin_ia32_storedquhi512_mask.
27832 (_mm512_mask_loadu_epi8): Pass const char * to
27833 __builtin_ia32_loaddquqi512_mask.
27834 (_mm512_maskz_loadu_epi8): Likewise.
27835 (_mm512_mask_storeu_epi8): Pass char * to
27836 __builtin_ia32_storedquqi512_mask.
27837 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
27838 const double * to __builtin_ia32_loadupd512_mask.
27839 (_mm512_mask_loadu_pd): Likewise.
27840 (_mm512_maskz_loadu_pd): Likewise.
27841 (_mm512_storeu_pd): Pass double * to
27842 __builtin_ia32_storeupd512_mask.
27843 (_mm512_mask_storeu_pd): Likewise.
27844 (_mm512_loadu_ps): Pass const float * to
27845 __builtin_ia32_loadups512_mask.
27846 (_mm512_mask_loadu_ps): Likewise.
27847 (_mm512_maskz_loadu_ps): Likewise.
27848 (_mm512_storeu_ps): Pass float * to
27849 __builtin_ia32_storeups512_mask.
27850 (_mm512_mask_storeu_ps): Likewise.
27851 (_mm512_mask_loadu_epi64): Pass const long long * to
27852 __builtin_ia32_loaddqudi512_mask.
27853 (_mm512_maskz_loadu_epi64): Likewise.
27854 (_mm512_mask_storeu_epi64): Pass long long *
27855 to __builtin_ia32_storedqudi512_mask.
27856 (_mm512_loadu_si512): Pass const int * to
27857 __builtin_ia32_loaddqusi512_mask.
27858 (_mm512_mask_loadu_epi32): Likewise.
27859 (_mm512_maskz_loadu_epi32): Likewise.
27860 (_mm512_storeu_si512): Pass int * to
27861 __builtin_ia32_storedqusi512_mask.
27862 (_mm512_mask_storeu_epi32): Likewise.
27863 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
27864 char * to __builtin_ia32_storedquqi256_mask.
27865 (_mm_mask_storeu_epi8): Likewise.
27866 (_mm256_mask_loadu_epi16): Pass const short * to
27867 __builtin_ia32_loaddquhi256_mask.
27868 (_mm256_maskz_loadu_epi16): Likewise.
27869 (_mm_mask_loadu_epi16): Pass const short * to
27870 __builtin_ia32_loaddquhi128_mask.
27871 (_mm_maskz_loadu_epi16): Likewise.
27872 (_mm256_mask_loadu_epi8): Pass const char * to
27873 __builtin_ia32_loaddquqi256_mask.
27874 (_mm256_maskz_loadu_epi8): Likewise.
27875 (_mm_mask_loadu_epi8): Pass const char * to
27876 __builtin_ia32_loaddquqi128_mask.
27877 (_mm_maskz_loadu_epi8): Likewise.
27878 (_mm256_mask_storeu_epi16): Pass short * to.
27879 __builtin_ia32_storedquhi256_mask.
27880 (_mm_mask_storeu_epi16): Pass short * to.
27881 __builtin_ia32_storedquhi128_mask.
27882 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
27883 const double * to __builtin_ia32_loadupd256_mask.
27884 (_mm256_maskz_loadu_pd): Likewise.
27885 (_mm_mask_loadu_pd): Pass onst double * to
27886 __builtin_ia32_loadupd128_mask.
27887 (_mm_maskz_loadu_pd): Likewise.
27888 (_mm256_mask_storeu_pd): Pass double * to
27889 __builtin_ia32_storeupd256_mask.
27890 (_mm_mask_storeu_pd): Pass double * to
27891 __builtin_ia32_storeupd128_mask.
27892 (_mm256_mask_loadu_ps): Pass const float * to
27893 __builtin_ia32_loadups256_mask.
27894 (_mm256_maskz_loadu_ps): Likewise.
27895 (_mm_mask_loadu_ps): Pass const float * to
27896 __builtin_ia32_loadups128_mask.
27897 (_mm_maskz_loadu_ps): Likewise.
27898 (_mm256_mask_storeu_ps): Pass float * to
27899 __builtin_ia32_storeups256_mask.
27900 (_mm_mask_storeu_ps): ass float * to
27901 __builtin_ia32_storeups128_mask.
27902 (_mm256_mask_loadu_epi64): Pass const long long * to
27903 __builtin_ia32_loaddqudi256_mask.
27904 (_mm256_maskz_loadu_epi64): Likewise.
27905 (_mm_mask_loadu_epi64): Pass const long long * to
27906 __builtin_ia32_loaddqudi128_mask.
27907 (_mm_maskz_loadu_epi64): Likewise.
27908 (_mm256_mask_storeu_epi64): Pass long long * to
27909 __builtin_ia32_storedqudi256_mask.
27910 (_mm_mask_storeu_epi64): Pass long long * to
27911 __builtin_ia32_storedqudi128_mask.
27912 (_mm256_mask_loadu_epi32): Pass const int * to
27913 __builtin_ia32_loaddqusi256_mask.
27914 (_mm256_maskz_loadu_epi32): Likewise.
27915 (_mm_mask_loadu_epi32): Pass const int * to
27916 __builtin_ia32_loaddqusi128_mask.
27917 (_mm_maskz_loadu_epi32): Likewise.
27918 (_mm256_mask_storeu_epi32): Pass int * to
27919 __builtin_ia32_storedqusi256_mask.
27920 (_mm_mask_storeu_epi32): Pass int * to
27921 __builtin_ia32_storedqusi128_mask.
27922 * config/i386/i386-builtin-types.def (PCSHORT): New.
27923 (PINT64): Likewise.
27924 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
27925 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
27926 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
27927 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
27928 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
27929 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
27930 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
27931 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
27932 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
27933 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
27934 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
27935 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
27936 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
27937 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
27938 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
27939 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
27940 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
27941 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
27942 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
27943 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
27944 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
27945 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
27946 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
27947 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
27948 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
27949 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
27950 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
27951 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
27952 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
27953 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
27954 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
27955 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
27956 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
27957 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
27958 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
27959 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
27960 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
27961 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
27962 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
27963 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
27964 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
27965 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
27966 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
27967 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
27968 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
27969 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
27970 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
27971 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
27972 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
27974 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
27975 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
27977 (ix86_expand_vector_move_misalign): Likewise.
27978 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
27979 to scalar function prototype for unaligned load/store builtins.
27980 (ix86_expand_special_args_builtin): Updated.
27981 * config/i386/sse.md (UNSPEC_LOADU): Removed.
27982 (UNSPEC_STOREU): Likewise.
27983 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
27984 (VI_ULOADSTORE_F_AVX512VL): Likewise.
27985 (ssescalarsize): Handle V4TI, V2TI and V1TI.
27986 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
27987 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
27988 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
27989 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
27990 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
27991 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
27992 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
27993 (<avx512>_storedqu<mode>_mask): Likewise.
27994 (*sse4_2_pcmpestr_unaligned): Likewise.
27995 (*sse4_2_pcmpistr_unaligned): Likewise.
27996 (*mov<mode>_internal): Renamed to ...
27997 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
27998 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
27999 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
28000 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
28002 2016-04-19 Richard Biener <rguenther@suse.de>
28004 PR tree-optimization/70171
28005 * tree-ssa-phiprop.c: Include stor-layout.h.
28006 (phiprop_insert_phi): Handle the aggregate copy case.
28007 (propagate_with_phi): Likewise.
28009 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
28011 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
28012 instead of simplify_gen_subreg (... , 0).
28013 (ix86_delegitimize_address): Ditto.
28014 (ix86_split_divmod): Ditto.
28015 (ix86_split_copysign_const): Ditto.
28016 (ix86_split_copysign_var): Ditto.
28017 (ix86_expand_args_builtin): Ditto.
28018 (ix86_expand_round_builtin): Ditto.
28019 (ix86_expand_special_args_builtin): Ditto.
28020 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
28021 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
28022 (udivmodqi4): Ditto.
28023 (absneg splitters): Ditto.
28024 (*jcc_bt<mode>_1): Ditto.
28026 2016-04-19 Richard Biener <rguenther@suse.de>
28028 PR tree-optimization/70724
28029 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
28030 restoring out from ...
28031 (free_scc_vn): ... here.
28032 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
28033 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
28035 (pass_fre::execute): Restore SSA info.
28037 2016-04-19 Richard Biener <rguenther@suse.de>
28039 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
28040 * gimple-walk.c (walk_gimple_op): Initialize it.
28041 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
28042 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
28043 remapping SSA names of defs.
28044 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
28047 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
28049 PR middle-end/70689
28050 * lra-constraints.c (equiv_substition_p): New.
28051 (process_alt_operands): Use it.
28052 (swap_operands): Swap it.
28053 (curr_insn_transform): Update it.
28055 2016-04-18 Michael Matz <matz@suse.de>
28057 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
28058 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
28059 * tree-core.h (tree_type_common.align): Use bit-field.
28060 (tree_type_common.spare): New.
28061 (tree_decl_common.off_align): Make smaller.
28062 (tree_decl_common.align): Use bit-field.
28064 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
28065 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
28066 (scan_sharing_clauses): Ditto.
28067 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
28068 (omp_finish_file): Ditto.
28069 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
28070 (layout_decl): Ditto.
28071 (relayout_decl): Ditto.
28072 (finalize_record_size): Use SET_TYPE_ALIGN.
28073 (finalize_type_size): Ditto.
28074 (finish_builtin_struct): Ditto.
28075 (layout_type): Ditto.
28076 (initialize_sizetypes): Ditto.
28077 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
28078 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
28079 (lookup_field_for_decl): Use SET_DECL_ALIGN.
28080 (get_chain_field): Ditto.
28081 (get_trampoline_type): Ditto.
28082 (get_nl_goto_field): Ditto.
28083 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
28085 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
28086 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
28087 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
28088 (build_qualified_type): Use SET_TYPE_ALIGN.
28089 (build_aligned_type, build_range_type_1): Ditto.
28090 (build_atomic_base): Ditto.
28091 (build_common_tree_nodes): Ditto.
28092 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
28093 (expand_one_stack_var_at): Ditto.
28094 * coverage.c (build_var): Use SET_DECL_ALIGN.
28095 * except.c (init_eh): Ditto.
28096 * function.c (assign_parm_setup_block): Ditto.
28097 * symtab.c (increase_alignment_1): Ditto.
28098 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
28099 * tree-vect-stmts.c (ensure_base_align): Ditto.
28100 * varasm.c (align_variable): Ditto.
28101 (assemble_variable): Ditto.
28102 (build_constant_desc): Ditto.
28103 (output_constant_def_contents): Ditto.
28105 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
28106 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
28107 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
28108 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
28109 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
28111 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
28114 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
28115 replace %vmovsd with "%vmovq".
28116 (vec_concatv2df): Likewise.
28118 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
28120 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
28121 (*vec_extractv2si_0): Ditto.
28122 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
28123 (zero_extended_scalar_load_operand splitters): Ditto.
28124 (vec_extract splitters): Ditto.
28125 (*vec_extractv4si_0_zext): Ditto.
28126 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
28127 and lowpart_subreg.
28128 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
28129 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
28130 (*sse4_1_extractps): Use lowpart_subreg.
28131 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
28133 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28135 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
28137 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
28138 Mention Solaris 11 packaging changes.
28139 Update gas and gld requirements.
28140 Remove reference to pre-Solaris 10 bug.
28141 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
28143 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
28146 2016-04-17 Jan Hubicka <jh@suse.cz>
28148 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
28149 max_loop_iterations_int.
28151 2016-04-18 Richard Biener <rguenther@suse.de>
28153 PR tree-optimization/43434
28154 * tree-ssa-structalias.c (struct vls_data): New.
28155 (visit_loadstore): Handle all pointer-based accesses.
28156 (compute_dependence_clique): Compute a bitmap of restrict tags
28157 assigned bases and pass it to visit_loadstore.
28159 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
28162 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
28163 armv8.1-a and armv8.1-a+crc.
28165 2016-04-18 Richard Biener <rguenther@suse.de>
28167 PR tree-optimization/70701
28168 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
28169 references after translating through a memcpy.
28171 2016-04-18 Richard Biener <rguenther@suse.de>
28173 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
28174 (compute_antic): ... here. For partial antic use regular
28175 postorder and scrap iteration.
28176 (compute_partial_antic_aux): Remove unused return value.
28177 (init_pre): Do not allocate postorder.
28178 (fini_pre): Do not free postorder.
28180 2016-04-18 Richard Biener <rguenther@suse.de>
28182 PR middle-end/37870
28183 * expmed.c (extract_bit_field_1): Remove broken case
28184 using a wider MODE_INT mode.
28186 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
28188 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
28189 unless compiling with at least GCC-4.8.
28191 2016-04-17 Jan Hubicka <jh@suse.cz>
28194 * graphite.c (graphite_finalize): Update call to
28195 tree_estimate_probability.
28196 * predict.h (tree_estimate_probability): Update prototype.
28198 2016-04-17 Jan Hubicka <jh@suse.cz>
28200 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
28201 (tree_estimate_probability): Likewise.
28202 (pass_profile::execute): Update.
28203 (report_predictor_hitrates): New function.
28204 * profile.c (compute_branch_probabilities): Use it.
28205 * predict.h (report_predictor_hitrates): Declare.
28207 2016-04-17 Jan Hubicka <jh@suse.cz>
28210 * cgraph.h (cgraph_node::set_const_flag,
28211 cgraph_node::set_pure_flag): Update prototype to return bool;
28213 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
28214 of interposable symbol are interposable, too.
28215 (cgraph_set_const_flag_1): Rename to ...
28216 (set_const_flag_1): ... this one; change to self recursive function
28217 instead of call_for_symbol_thunks_and_aliases. Handle correctly
28218 clearnig the flag in all variants and also virtual thunks of const
28219 functions are pure; track if any change was done.
28220 (cgraph_node::set_const_flag): Update.
28221 (struct set_pure_flag_info): New struct.
28222 (cgraph_set_pure_flag_1): Rename to ...
28223 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
28224 rather than pointer encoded flags; track if any changes was done;
28225 handle correctly clearning flag and setting flag of aliases already
28227 (cgraph_node::set_pure_flag): Update.
28228 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
28230 2016-04-17 Tom de Vries <tom@codesourcery.com>
28233 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
28234 backslash in label.
28236 2016-04-17 Tom de Vries <tom@codesourcery.com>
28238 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
28239 '{}<> ' as escape-for-record.
28241 2016-04-17 Tom de Vries <tom@codesourcery.com>
28243 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
28246 2016-04-17 Tom de Vries <tom@codesourcery.com>
28249 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
28250 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
28251 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
28252 * passes.c (finish_optimization_passes): Only call
28253 finish_graph_dump_file if dfi->graph_dump_initialized.
28254 (execute_function_dump, pass_init_dump_file): Use
28255 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
28257 2016-04-17 Tom de Vries <tom@codesourcery.com>
28259 PR tree-optimization/70256
28260 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
28261 (debug_varmap): New function.
28263 2016-04-17 Tom de Vries <tom@codesourcery.com>
28266 * passes.c (pass_manager::register_pass): Propagate pflags.
28268 2016-04-17 Tom de Vries <tom@codesourcery.com>
28271 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
28272 * passes.c (pass_manager::pass_manager): Declare and init p_start in
28273 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
28274 check if it's equal to p_start.
28275 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
28277 2016-04-15 Jan Hubicka <jh@suse.cz>
28280 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
28281 function does not bind to current def.
28282 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
28283 handle conservatively calls to functions that does not need to bind
28285 (check_call): Update call of worse_state.
28286 (ignore_edge_for_nothrow): Update.
28287 (ignore_edge_for_pure_const): Likewise.
28288 (propagate_pure_const): Update calls to worse_state.
28289 (skip_function_for_local_pure_const): Reformat comments.
28291 2016-04-15 Jan Hubicka <jh@suse.cz>
28294 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
28295 (cgraph_node::function_symbol): Likewise.
28296 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
28297 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
28298 (symtab_node::ultimate_alias_target): Add REF parameter.
28299 (symtab_node::binds_to_current_def_p): Declare.
28300 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
28301 (cgraph_node::function_symbol): Likewise.
28302 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
28303 (cgraph_node::get_availability): Likewise.
28304 (cgraph_edge::binds_to_current_def_p): New inline function.
28305 (varpool_node::get_availability): Add REF parameter.
28306 (varpool_node::ultimate_alias_target): Likewise.
28307 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
28308 (symtab_node::binds_to_current_def_p): Likewise.
28309 * varpool.c (varpool_node::get_availability): Likewise.
28311 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
28314 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
28315 Fix mode size check.
28317 2016-04-15 Jakub Jelinek <jakub@redhat.com>
28319 * BASE-VER: Set to 7.0.0.
28321 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
28323 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
28325 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28327 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
28328 architecture revisions.
28330 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
28332 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
28333 * config/i386/i386.c (ix86_using_red_zone): No longer static.
28334 * config/i386/i386.md (stack decrement to push peepholes): Guard
28335 with !x86_using_red_zone ().
28337 2016-04-15 Jakub Jelinek <jakub@redhat.com>
28340 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
28341 to dump_generic_node.
28342 (NIY): Pass also flags to do_niy.
28344 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
28346 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
28347 (simd_clone_vector_of_formal_parm_types)
28348 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
28349 (simd_clone_mangle, simd_clone_create)
28350 (simd_clone_adjust_return_type, create_tmp_simd_array)
28351 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
28352 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
28353 (ipa_simd_modify_function_body, simd_clone_linear_addend)
28354 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
28355 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
28356 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
28357 * omp-simd-clone.c: ... this new file.
28358 (simd_clone_vector_of_formal_parm_types): Make it static.
28359 * Makefile.in (OBJS): Add omp-simd-clone.o.
28361 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
28364 * config/i386/sse.md: Use proper memory operand modifiers.
28367 2016-04-15 Richard Biener <rguenther@suse.de>
28368 Alan Modra <amodra@gmail.com>
28370 PR tree-optimization/70130
28371 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
28372 when alignment stays not the same and no not use the realign
28375 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
28378 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
28379 direct move handlers for KFmode. Change TFmode handlers test from
28380 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
28382 2016-04-14 Jakub Jelinek <jakub@redhat.com>
28385 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
28386 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
28387 (inlined_polymorphic_ctor_dtor_block_p): Use it.
28388 * tree-ssa-live.c (remove_unused_scope_block_p): When
28389 in_ctor_dtor_block, avoid discarding not just BLOCKs with
28390 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
28391 block_ultimate_origin is FUNCTION_DECL.
28392 (remove_unused_locals): If current_function_decl is
28393 polymorphic_ctor_dtor_p, pass initial true to
28394 remove_unused_scope_block_p' is_ctor_dtor_block.
28396 2016-04-14 Martin Sebor <msebor@redhat.com>
28401 * doc/extend.texi (Variable Length): Revert.
28403 2016-04-14 Marek Polacek <polacek@redhat.com>
28404 Jan Hubicka <hubicka@ucw.cz>
28407 * tree.c (verify_type): Disable the canonical type of main variant
28410 2016-04-14 Jason Merrill <jason@redhat.com>
28412 * cfgexpand.c, expr.c: Revert previous change.
28414 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
28416 PR middle-end/70643
28417 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
28418 when building a mem ref for the incoming reduction variable.
28420 2016-04-14 Richard Biener <rguenther@suse.de>
28422 PR tree-optimization/70614
28423 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
28424 loop if the evolution dropped to chrec_dont_know.
28425 (interpret_condition_phi): Likewise.
28427 2016-04-14 Richard Biener <rguenther@suse.de>
28429 PR tree-optimization/70623
28430 * tree-ssa-pre.c (changed_blocks): Make global ...
28431 (compute_antic): ... local here. Move and fix worklist
28432 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
28433 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
28434 worklist handling, dump when ANTIC_IN changed.
28435 (compute_partial_antic_aux): Remove worklist handling.
28436 (init_pre): Do not compute post dominators. Add a comment about
28437 the CFG order chosen.
28438 (fini_pre): Do not free post dominators.
28440 2016-04-13 Martin Sebor <msebor@redhat.com>
28445 * doc/extend.texi (Variable Length): Document C++ specifics.
28447 2016-04-13 Jakub Jelinek <jakub@redhat.com>
28450 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
28451 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
28452 eh edges have been purged.
28455 * tree-sra.c (create_access_replacement,
28456 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
28458 * tree-pretty-print.c (dump_fancy_name): New function.
28459 (dump_decl_name, dump_generic_node): Use it.
28461 2016-04-13 Jason Merrill <jason@redhat.com>
28463 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
28464 * expr.c (expand_expr_real_1): Likewise.
28466 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
28468 * config/i386/i386.md (kunpckhi): Swap operands.
28469 (kunpcksi): Likewise.
28470 (kunpckdi): Likewise.
28471 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
28472 (vec_pack_trunc_<mode>): Likewise.
28474 2016-04-13 Jakub Jelinek <jakub@redhat.com>
28477 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
28479 PR middle-end/70633
28480 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
28481 gimplification turns some element into non-constant.
28484 * rtl.h (convert_memory_address_addr_space_1): New prototype.
28485 * explow.c (convert_memory_address_addr_space_1): No longer static,
28486 add NO_EMIT argument and don't call convert_modes if true, pass
28487 it down recursively, remove break after return.
28488 (convert_memory_address_addr_space): Adjust caller.
28489 * simplify-rtx.c (simplify_unary_operation_1): Call
28490 convert_memory_address_addr_space_1 instead of convert_memory_address,
28491 if it returns NULL, don't simplify.
28493 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
28496 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
28498 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28500 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28501 Bump the upper SIMDLEN limits, so that if the return type or
28502 characteristic type if the return type is void can be passed in
28503 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
28506 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
28509 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
28510 Do not use "=" constraint on an input constraint.
28511 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
28512 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
28513 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
28514 generates (neg (abs ...)) instead of (abs ...).
28516 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28518 PR rtl-optimization/70596
28519 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
28520 just invalidate LRA data and reset them. Adjust dump wording.
28522 2016-04-12 Martin Liska <mliska@suse.cz>
28525 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28527 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
28529 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
28530 max_loop_iterations_int.
28531 (tree_unswitch_outer_loop): Likewise.
28532 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
28533 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
28535 2016-04-12 Tom de Vries <tom@codesourcery.com>
28537 PR tree-optimization/68756
28538 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
28539 instead of new_name.
28541 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28543 PR tree-optimization/70602
28544 * tree-sra.c (generate_subtree_copies): Don't write anything into
28545 constant pool decls.
28547 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
28548 regardless whether there are depend clauses or not.
28550 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
28553 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
28554 target attribute and pragma from changing the -mfloat128
28555 and -mfloat128-hardware options.
28557 * doc/extend.texi (Additional Floating Types): Document PowerPC
28558 __float128 restrictions.
28560 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28563 * config/aarch64/driver-aarch64.c
28564 (aarch64_get_extension_string_for_isa_flags): New.
28565 (arch_extension): Rename to...
28566 (aarch64_arch_extension): ...This.
28567 (ext_to_feat_string): Rename to...
28568 (aarch64_extensions): ...This.
28569 (aarch64_core_data): Keep track of architecture extension flags.
28570 (cpu_data): Rename to...
28571 (aarch64_cpu_data): ...This.
28572 (aarch64_arch_driver_info): Keep track of architecture extension
28574 (get_arch_name_from_id): Rename to...
28575 (get_arch_from_id): ...This, change return type.
28576 (host_detect_local_cpu): Update and reformat for renames, handle
28577 extensions through common infrastructure.
28579 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28582 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
28583 track of a canonical flag name.
28584 (all_extensions): Likewise.
28585 (arch_to_arch_name): Also track extension flags enabled by the arch.
28586 (all_architectures): Likewise.
28587 (aarch64_parse_extension): Move to here.
28588 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
28590 (aarch64_rewrite_selected_cpu): Update for above change.
28591 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
28592 are handled, such that the single explicit value enabled by an
28593 extension is kept seperate from the implicit values it also enables.
28594 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
28596 (aarch64_parse_extension): New.
28597 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
28598 here to config/aarch64/aarch64-protos.h.
28599 (aarch64_parse_extension): Move from here to
28600 common/config/aarch64/aarch64-common.c.
28601 (aarch64_option_print): Update.
28602 (aarch64_declare_function_name): Likewise.
28603 (aarch64_start_file): Likewise.
28604 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
28605 the canonical flag for extensions.
28606 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
28609 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28611 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
28614 2016-04-09 Tom de Vries <tom@codesourcery.com>
28616 PR tree-optimization/68953
28617 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
28618 first to last subscript.
28620 2016-04-09 Jakub Jelinek <jakub@redhat.com>
28622 PR tree-optimization/70586
28623 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
28626 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
28630 PR tree-optimization/70373
28631 PR middle-end/70533
28632 PR middle-end/70534
28633 PR middle-end/70535
28634 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
28635 clauses for acc parallel reductions as necessary. Error on those
28637 * omp-low.c (scan_sharing_clauses): Don't install variables which
28638 are used in acc parallel reductions.
28639 (lower_rec_input_clauses): Remove dead code.
28640 (lower_oacc_reductions): Add support for reference reductions.
28641 (lower_reduction_clauses): Remove dead code.
28642 (lower_omp_target): Don't remap variables appearing in acc parallel
28644 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
28646 2016-04-08 Jakub Jelinek <jakub@redhat.com>
28648 PR middle-end/70593
28649 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
28650 with multiple SSA_NAME defs, force the outputs other than first
28651 to be live before calling live_track_process_def on each output.
28653 PR rtl-optimization/70574
28654 * fwprop.c (forward_propagate_and_simplify): Don't add
28655 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
28656 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
28657 paradoxical subregs within *loc.
28659 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
28661 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
28662 -ftree-parallelize-loops={0,1}.
28663 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
28664 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
28665 * config/ia64/hpux.h (LIB_SPEC): Likewise.
28666 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
28667 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
28669 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
28672 * asan.c (instrument_derefs): If we get unknown location, extract it
28673 with EXPR_LOCATION.
28674 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
28676 2016-04-08 Tom de Vries <tom@codesourcery.com>
28678 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
28679 implicit firstprivate clause.
28681 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28684 * config/arm/thumb2.md (tst + branch-> lsls + branch
28685 peephole below *orsi_not_shiftsi_si): Require that condition
28686 register is dead after the peephole.
28687 (second peephole after the above): Likewise.
28689 2016-04-08 Alan Modra <amodra@gmail.com>
28692 * builtins.c (fold_builtin_classify): For IBM extended precision,
28693 look at just the high-order double to test for NaN.
28694 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
28695 test just the high double for Inf but both doubles for subnormal
28698 2016-04-07 Jakub Jelinek <jakub@redhat.com>
28700 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
28701 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
28702 node->simdclone->mask_mode != VOIDmode masks.
28703 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
28704 earlier, use it instead of node->simdclone.
28705 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28706 Set clonei->mask_mode.
28708 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
28711 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
28712 Pass it through to cp_parser_already_scoped_statement.
28713 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
28714 it through to cp_parser_statement.
28715 (cp_parser_statement): Pass IF_P through to
28716 cp_parser_iteration_statement.
28717 (cp_parser_pragma): Adjust call to
28718 cp_parser_iteration_statement.
28720 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
28723 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
28724 resolve a future -Wparentheses warning.
28725 * omp-low.c (scan_sharing_clauses): Likewise.
28726 * tree-parloops.c (eliminate_local_variables): Likewise.
28728 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
28730 PR rtl-optimization/70398
28731 * lra-constraints.c (process_address_1): Check zero scale and code
28732 for reloading with zero scale.
28734 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
28736 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
28737 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
28739 2016-04-06 Jakub Jelinek <jakub@redhat.com>
28741 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28742 Add support for AVX512F clones, include them by default for
28743 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
28744 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
28747 PR middle-end/70550
28748 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
28749 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
28750 firstprivate clauses.
28751 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
28752 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
28753 (lower_omp_target): Set TREE_NO_WARNING for
28754 non-addressable possibly uninitialized vars which are copied into
28755 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
28757 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
28759 * config/pa/predicates.md (integer_store_memory_operand): Accept
28760 REG+D operands with a large offset when reload_in_progress is true.
28761 (floating_point_store_memory_operand): Likewise.
28763 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28766 * match.pd (nested int casts): Limit to GIMPLE.
28768 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
28771 * ipa-devirt.c (maybe_record_node): Fix comment; use
28772 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
28774 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28776 PR rtl-optimization/70542
28777 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
28778 if there are any uses other than insn or debug insns.
28780 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
28781 Jakub Jelinek <jakub@redhat.com>
28783 PR tree-optimization/70509
28784 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
28785 Shift HOST_WIDE_INT_1U instead of 1.
28787 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
28789 PR tree-optimization/70509
28790 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
28791 of the vector base type for index.
28793 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
28796 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
28798 2016-04-05 Richard Biener <rguenther@suse.de>
28800 PR tree-optimization/70526
28801 * tree-sra.c (build_ref_for_offset): Use prev_base to
28802 extract the alias pointer type.
28804 2016-04-05 Richard Biener <rguenther@suse.de>
28806 * dse.c (struct store_info): Remove alias_set member.
28807 (struct read_info_type): Likewise.
28808 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
28809 spill_deleted, clear_alias_set_lookup): Remove.
28810 (get_group_info): Remove dead base == NULL_RTX case.
28811 (dse_step0): Remove initialization of removed variables.
28812 (delete_dead_store_insn): Reomve alias set dumping.
28813 (free_read_records): Remove alias_set handling.
28814 (canon_address): Remove alias_set_out parameter.
28815 (record_store): Remove spill_alias_set, it's always zero.
28816 (check_mem_read_rtx): Likewise.
28817 (dse_step2): Rename from ...
28818 (dse_step2_nospill): ... this. Adjust.
28819 (scan_stores): Rename from ...
28820 (scan_stores_nospill): ... this.
28821 (scan_reads): Rename from ...
28822 (scan_reads_nospill): ... this.
28823 (scan_stores_spill, scan_reads_spill): Remove.
28824 (dse_step3_scan): Remove for_spills argument which is always false.
28825 (dse_step3): Likewise.
28826 (dse_step5): Rename from ...
28827 (dse_step5_nospill): ... this. Remove alias_set handling.
28828 (rest_of_handle_dse): Adjust.
28830 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28833 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
28834 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
28835 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
28836 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
28838 2016-04-05 Richard Biener <rguenther@suse.de>
28840 PR middle-end/70499
28841 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
28842 non-register type temporaries into SSA.
28844 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
28847 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
28848 calls when sanitizing.
28849 (possible_polymorphic_call_target_p): Fix formatting.
28851 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28852 Jakub Jelinek <jakub@redhat.com>
28854 PR middle-end/70457
28855 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
28856 to ensure a call statement is compatible with a built-in's
28858 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
28861 2016-04-04 Richard Biener <rguenther@suse.de>
28863 PR rtl-optimization/70484
28864 * rtl.h (canon_output_dependence): Declare.
28865 * alias.c (canon_output_dependence): New function.
28866 * dse.c (record_store): Use canon_output_dependence rather
28867 than canon_true_dependence.
28869 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28872 * cgraph.h (symtab_node::copy_visibility_from): New function.
28873 * symtab.c (symtab_node::copy_visibility_from): New function.
28874 * ipa-visibility.c (optimize_weakref): New function.
28875 (function_and_variable_visibility): Use it.
28877 2016-04-04 Martin Liska <mliska@suse.cz>
28880 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
28881 value that is really in range handled by SBR instruction.
28882 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
28883 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
28884 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
28886 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
28890 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
28891 set, but not for SP_REG operands.
28893 2016-04-02 Martin Sebor <msebor@redhat.com>
28896 * fold-const.c (maybe_nonzero_address): New function.
28897 (fold_comparison): Call it. Fold equality and relational
28898 expressions involving null pointers.
28899 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
28901 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
28903 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
28904 the "Y" constraint (scalar FP 0.0 immediate).
28906 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
28907 Add the "const_double" to the list of operand constraints.
28909 2016-04-01 Jakub Jelinek <jakub@redhat.com>
28911 PR rtl-optimization/70467
28912 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
28913 If low word of the last operand is 0, just emit addition/subtraction
28916 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28919 * config/s390/s390.c (s390_expand_insv): Check for everything
28920 constant instead of just VOIDmode stuff.
28922 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28925 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
28927 2016-04-01 Nathan Sidwell <nathan@acm.org>
28929 * tree.def (TRY_CATCH_EXPR): Correct documentation.
28931 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
28933 PR rtl-optimization/70461
28934 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
28937 2016-03-31 Martin Liska <mliska@suse.cz>
28940 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
28941 a tree value or an immediate integer value to a buffer
28942 that is eventually copied to a BRIG section.
28943 (emit_immediate_operand): Call the function here.
28944 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
28945 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
28946 of class' fields that are removed.
28947 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
28948 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
28949 m_brig_repr_size fields.
28951 2016-03-31 Martin Liska <mliska@suse.cz>
28954 * hsa-gen.c (hsa_function_representation::update_dominance): New
28956 (convert_addr_to_flat_segment): Likewise.
28957 (gen_hsa_memory_set): New alignment argument.
28958 (gen_hsa_ctor_assignment): Likewise.
28959 (gen_hsa_insns_for_single_assignment): Provide alignment
28960 to gen_hsa_ctor_assignment.
28961 (gen_hsa_insns_for_direct_call): Add new argument.
28962 (expand_lhs_of_string_op): New function.
28963 (expand_string_operation_builtin): Likewise.
28964 (expand_memory_copy): New function.
28965 (expand_memory_set): New function.
28966 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
28967 (convert_switch_statements): Change signature.
28968 (generate_hsa): Use a return value of the function.
28969 (pass_gen_hsail::execute): Do not call
28970 convert_switch_statements here.
28971 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
28972 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
28973 (hsa_function_representation::update_dominance): New function.
28975 2016-03-31 Martin Liska <mliska@suse.cz>
28978 * hsa-brig.c (emit_directive_variable): Emit alignment
28979 according to hsa_symbol::m_align.
28980 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
28981 (dump_hsa_symbol): Dump alignment of HSA symbols.
28982 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
28983 (gen_hsa_addr_with_align): New function.
28984 (hsa_bitmemref_alignment): Use newly added function.
28985 (gen_hsa_insns_for_load): Likewise.
28986 (gen_hsa_insns_for_store): Likewise.
28987 (gen_hsa_memory_copy): New argument added.
28988 (gen_hsa_insns_for_single_assignment): Respect
28989 alignment for assignments processed via gen_hsa_memory_copy.
28990 (gen_hsa_insns_for_direct_call): Likewise.
28991 (gen_hsa_insns_for_return): Likewise.
28992 (gen_function_def_parameters): Set default alignment.
28993 * hsa.c (hsa_object_alignment): New function.
28994 (hsa_byte_alignment): Pasted function.
28995 * hsa.h (hsa_symbol::m_align): New field.
28997 2016-03-31 Bin Cheng <bin.cheng@arm.com>
28999 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
29000 scratch field for goto case.
29002 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
29004 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
29006 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
29009 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
29010 (scalar_chain::convert_insn): Call convert_op for reg
29011 moves to handle undefined registers.
29013 2016-03-31 Nathan Sidwell <nathan@acm.org>
29016 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
29017 Assert we don't want to move backwards.
29019 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
29022 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
29024 2016-03-31 Jakub Jelinek <jakub@redhat.com>
29026 PR rtl-optimization/70460
29027 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
29028 with operand from REG_LABEL_OPERAND, instead substitute
29029 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
29030 Don't do anything for REG_NON_LOCAL_GOTO jumps.
29032 2016-03-31 Martin Liska <mliska@suse.cz>
29034 * passes.c (execute_one_pass): Do not call
29035 todo_after for a discarded function.
29037 2016-03-31 Bin Cheng <bin.cheng@arm.com>
29039 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
29040 (no_cost, infinite_cost): Initialize the new field.
29041 (get_computation_cost_at): Record setup cost.
29042 (determine_use_iv_cost_address): Skip cost computation for sub
29043 uses if we can estimate it without losing accuracy.
29045 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
29047 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
29049 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
29050 max_loop_iterations_int.
29051 (tree_unswitch_outer_loop): Likewise.
29052 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
29053 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
29055 2016-03-30 Richard Biener <rguenther@suse.de>
29057 PR middle-end/70450
29058 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
29060 2016-03-30 Jakub Jelinek <jakub@redhat.com>
29063 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
29064 in gen_blendm expander.
29066 2016-03-30 Nick Clifton <nickc@redhat.com>
29069 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
29070 case where we are already provided with an SImode SUBREG.
29072 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
29075 * config/i386/i386.c (ix86_expand_epilogue): Properly check
29076 conflict between DRAP register and __builtin_eh_return.
29078 2016-03-30 Michael Matz <matz@suse.de>
29079 Richard Biener <rguenther@suse.de>
29082 * ipa-polymorphic-call.c (struct type_change_info): Change
29083 speculative to an unsigned allowing to limit the work we do.
29084 (csftc_abort_walking_p): New inline function..
29085 (check_stmt_for_type_change): Limit the number of may-defs
29086 skipped for speculative devirtualization to
29087 max-speculative-devirt-maydefs.
29088 * params.def (max-speculative-devirt-maydefs): New param.
29089 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
29091 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
29094 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
29097 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
29099 PR tree-optimization/59124
29100 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
29101 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
29103 2016-03-29 Jeff Law <law@redhat.com>
29105 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
29107 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29109 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
29112 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
29114 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
29115 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
29116 gcrt0.o if linking dynamically.
29118 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29121 * ipa-devirt.c (methods_equal_p): New function.
29122 (compare_virtual_tables): Use it.
29123 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
29124 * cgraphclones.c (clone_function_name_1): Use
29125 symbol_table::symbol_suffix_separator.
29126 * coverage.c (build_var): Likewise.
29127 * symtab.c (symbol_table::symbol_suffix_separator): New.
29129 2016-03-29 Jakub Jelinek <jakub@redhat.com>
29131 PR rtl-optimization/70429
29132 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
29133 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
29134 mode != result_mode.
29137 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
29139 PR tree-optimization/70405
29140 * ssa-iterators.h (num_imm_uses): Add missing braces.
29142 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
29144 PR rtl-optimization/68695
29145 * ira-color.c (allocno_copy_cost_saving): New.
29146 (improve_allocation): Use it.
29148 2016-03-29 Richard Henderson <rth@redhat.com>
29150 PR middle-end/70355
29151 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
29153 2016-03-29 Richard Biener <rguenther@suse.de>
29155 PR middle-end/70424
29156 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
29157 use alignment returned by get_pointer_alignment_1 if it is
29158 bigger than BITS_PER_UNIT.
29159 * builtins.c (get_pointer_alignment_1): Do not return true
29160 for alignment extracted from SSA info.
29162 2016-03-28 James Bowman <james.bowman@ftdichip.com>
29164 * config/ft32/ft32.opt (mnodiv): New.
29165 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
29166 * doc/invoke.texi (FT32 Options -mnodiv): New.
29168 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
29171 * config/i386/i386.md (define_split, andn): Fix modes.
29173 2016-03-26 Richard Biener <rguenther@suse.de>
29174 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
29177 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
29179 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
29180 as 2nd argument to cl_optimization_restore().
29182 2016-03-25 Richard Henderson <rth@redhat.com>
29185 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
29186 * config/aarch64/aarch64-protos.h: Declare it.
29187 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
29189 2016-03-25 Alan Modra <amodra@gmail.com>
29192 * config/rs6000/constraints.md (j): Simplify.
29193 * config/rs6000/predicates.md (easy_fp_constant): Exclude
29195 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
29196 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
29197 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
29198 in all constraint alternatives.
29199 (movtd_64bit_nodm): Delete "j" constraint alternative.
29201 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
29203 * tree-ssa-propagate.c: Enhance docs for
29204 SSA_PROP_NOT_INTERESTING.
29206 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
29208 * doc/extend.texi: Fix typo in documentation to pure attribute.
29210 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
29213 * config/pa/pa.md (bswapdi2): Use a scratch register.
29215 2016-03-24 Richard Henderson <rth@redhat.com>
29217 PR middle-end/69845
29218 * fold-const.c (extract_muldiv_1): Correct test for multiplication
29221 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
29223 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
29224 using ix86_expand_binary_operator instead of gen_andsi3.
29226 2016-03-24 Richard Biener <rguenther@suse.de>
29228 PR tree-optimization/70396
29229 * tree-vect-stmts.c (vectorizable_comparison): Use
29230 get_vectype_for_scalar_type.
29232 2016-03-24 Richard Biener <rguenther@suse.de>
29234 PR middle-end/70370
29235 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
29236 with register bases.
29238 2016-03-24 Richard Biener <rguenther@suse.de>
29240 PR tree-optimization/70372
29241 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
29242 build_all_ones_cst to also handle vector types correctly.
29244 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
29247 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
29250 2016-03-23 Marek Polacek <polacek@redhat.com>
29253 * doc/invoke.texi: Document -Wignored-attributes.
29255 2016-03-23 Bin Cheng <bin.cheng@arm.com>
29257 PR tree-optimization/69042
29258 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
29259 parameter from 30 to 40.
29261 2016-03-23 Bin Cheng <bin.cheng@arm.com>
29263 PR tree-optimization/69042
29264 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
29265 for use with constant offset stripped in base.
29267 2016-03-23 Richard Biener <rguenther@suse.de>
29269 PR middle-end/70251
29270 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
29271 mode compatibility check.
29272 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29274 2016-03-23 Jeff Law <law@redhat.com>
29276 PR tree-optimization/64058
29277 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
29279 (struct ssa_conflicts): Move up earlier in the file.
29280 (conflicts_, var_map_): New static variables.
29281 (initialize_conflict_count): New function to initialize the
29282 CONFLICT_COUNT field for each conflict pair.
29283 (compare_pairs): Lazily initialize the conflict count and use it
29284 as the first tie-breaker.
29285 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
29286 and wipe conflicts_ and map_ around the call to qsort. Remove
29287 special case for 2 coalesce pairs.
29288 * bitmap.c (bitmap_count_unique_bits): New function.
29289 (bitmap_count_bits_in_word): New function, extracted from
29291 (bitmap_count_bits): Use bitmap_count_bits_in_word.
29292 * bitmap.h (bitmap_count_unique_bits): Declare it.
29294 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
29297 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
29298 transparent alias chain for decl assembler name.
29299 * config/sol2.c (solaris_assemble_visibility): Likewise.
29301 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29303 * config/arm/arm1020e.md (1020call_op): Reduce reservation
29305 (v10_fdivs): Likewise.
29306 (v10_fdivd): Likewise.
29308 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29311 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
29312 to not call fclose twice on file.
29314 2016-03-23 Jakub Jelinek <jakub@redhat.com>
29316 PR tree-optimization/70354
29317 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
29318 oprnd0 is wider than oprnd1 and there is a cast from the wider
29319 type to oprnd1, mask it with the mask of the narrower type.
29322 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
29323 Optimize TARGET_STV splitters, if high or low word of last argument
29326 2016-03-22 Jeff Law <law@redhat.com>
29329 tree-ssa-threadbackward.c
29330 (fsm_find_control_statement_thread_paths): Correctly distinguish
29331 between old style jump threads vs FSM jump threads.
29333 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
29336 * config/i386/i386.c (scalar_chain::convert_op): Support
29337 uninitialized register usage case.
29339 2016-03-22 Richard Biener <rguenther@suse.de>
29341 PR middle-end/70251
29342 * genmatch.c (gen_transform): Adjust last parameter to a three-state
29344 (capture::gen_transform): ... to change behavior when substituting
29345 a condition into cond or not-cond expr context.
29346 (dt_simplify::gen_1): Adjust.
29347 * gimple-match-head.c: Include gimplify.h for unshare_expr.
29348 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
29349 last change and instead change to
29350 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
29351 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29353 2016-03-22 Anthony Green <green@moxielogic.com>
29355 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
29356 issue for moxiebox targets.
29357 (CC1PLUS_SPEC): Ditto.
29359 2016-03-22 Richard Biener <rguenther@suse.de>
29361 PR middle-end/70333
29362 * fold-const.c (extract_muldiv_1): Properly perform multiplication
29365 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
29367 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
29369 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
29372 * config/i386/i386.c (def_builtin): Handle
29373 OPTION_MASK_ISA_AVX512VL to be and-ed with other
29375 (const struct builtin_description bdesc_special_args[]):
29376 Remove duplicate ISA bits.
29378 2016-03-22 Jakub Jelinek <jakub@redhat.com>
29381 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
29382 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
29383 in a way that works also for AVX512BW.
29386 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
29387 instead of source if operands[1] is xmm16 and above and
29388 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
29389 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
29392 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
29393 on assign if (*from_p) is a comparison, set it to
29394 TREE_NO_WARNING (*from_p).
29396 2016-03-21 Jakub Jelinek <jakub@redhat.com>
29398 PR middle-end/70326
29399 * lra.c (restore_scratches): Ignore deleted insns.
29401 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
29402 Jakub Jelinek <jakub@redhat.com>
29404 PR tree-optimization/70317
29405 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
29408 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
29411 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
29412 of ix86_expand_move.
29414 (movti): Use general_operand for operand 1 predicate.
29416 2016-03-21 Martin Liska <mliska@suse.cz>
29418 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
29420 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
29422 2016-03-21 Martin Liska <mliska@suse.cz>
29425 * ipa-icf.c (sem_function::parse): Skip static
29426 constructors and destructors.
29428 2016-03-21 Jakub Jelinek <jakub@redhat.com>
29431 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
29432 function-like macro, peek following token(s) if it is followed
29433 by CPP_OPEN_PAREN token with optional padding in between, and
29434 if not, don't treat it like a macro.
29436 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
29437 Alexander Monakov <amonakov@ispras.ru>
29439 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
29440 for the stabs debug format.
29442 2016-03-21 Richard Biener <rguenther@suse.de>
29444 PR tree-optimization/70310
29445 * tree-vect-generic.c (expand_vector_condition): Fold the built
29448 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
29451 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
29452 Block third alternative for AVX-512VL target,
29454 2016-03-21 Martin Liska <mliska@suse.cz>
29457 * hsa-brig.c (emit_function_directives): Mark unemitted
29458 global variables for emission.
29459 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
29460 (get_symbol_for_decl): Likewise.
29461 * hsa.h (struct hsa_symbol): New flag.
29463 2016-03-21 Richard Biener <rguenther@suse.de>
29465 PR tree-optimization/70288
29466 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
29467 we do not estimate unsimplified all-constant conditionals or
29468 switches as optimized away.
29470 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
29472 PR rtl-optimization/69102
29473 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
29474 when we have a readonly dependency context.
29476 2016-03-18 Jeff Law <law@redhat.com>
29478 PR rtl-optimization/70263
29479 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
29480 (update_equiv_regs): When trying to move a store to after the insn
29481 that sets the source of the store, make sure the store occurs after
29482 the insn that sets the source of the store. When successful note
29483 the REG_EQUIV note created in the dump file.
29485 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
29486 Bernd Schmidt <bschmidt@redhat.com>
29488 * doc/extend.texi: Document more potential problems with basic asms.
29490 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
29492 PR rtl-optimization/70278
29493 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
29496 2016-03-18 Jason Merrill <jason@redhat.com>
29498 * calls.c (load_register_parameters): Fix zero size sibcall logic.
29500 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
29502 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
29503 values to 128b regs.
29505 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
29507 PR tree-optimization/70252
29508 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
29509 boolean vector has a proper number of elements.
29510 (supportable_narrowing_operation): Likewise.
29512 2016-03-18 Tom de Vries <tom@codesourcery.com>
29515 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
29517 2016-03-18 Jakub Jelinek <jakub@redhat.com>
29519 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
29520 instead of replace_rtx for DEBUG_INSNs.
29522 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29524 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
29525 load type reservations.
29527 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
29530 * config/pa/constraints.md: Revert 2015-02-13 change. Use
29531 define_constraint for "Q" and "T" constraints.
29533 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
29535 Tweak the pipeline model for Exynos M1
29537 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
29540 2016-03-17 David Malcolm <dmalcolm@redhat.com>
29543 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
29544 where one or both locations aren't within a line_map.
29546 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
29549 * opts.c (finish_options): Don't set flag_pie to the default if
29550 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
29553 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
29555 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
29556 true as ALL_REGS argument to replace_rtx.
29558 2016-03-17 Richard Biener <rguenther@suse.de>
29561 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
29564 2016-03-17 Jakub Jelinek <jakub@redhat.com>
29567 * rtl.h (replace_rtx): Add ALL_REGS argument.
29568 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
29569 equality and assert mode is the same, instead of just rtx pointer
29571 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
29572 true as ALL_REGS argument to replace_rtx.
29574 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
29576 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
29577 for boolean vector with vector mode only.
29578 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29580 2016-03-17 Nick Clifton <nickc@redhat.com>
29583 * config/rx/rx.c (rx_print_integer): Print negative constants in
29586 2016-03-17 Jakub Jelinek <jakub@redhat.com>
29589 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
29591 2016-03-16 Richard Henderson <rth@redhat.com>
29592 Richard Biener <rguenth@suse.de>
29594 PR middle-end/70240
29595 PR middle-end/68215
29597 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
29598 first operand as is_gimple_condexpr.
29600 PR middle-end/70240
29601 PR middle-end/68215
29603 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
29604 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
29605 Do not gimplify the result.
29606 (do_unop): Adjust call to tree_vec_extract.
29607 (do_binop): Likewise.
29608 (do_compare): Likewise.
29609 (do_plus_minus): Likewise.
29610 (do_negate): Likewise.
29611 (expand_vector_condition): Likewise.
29612 (do_cond): Likewise.
29614 2016-03-16 Richard Henderson <rth@redhat.com>
29617 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
29618 (aarch64_classify_address): Use it.
29619 (aarch64_legitimize_address): Force all subexpressions of PLUS
29620 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
29622 2016-03-16 Jakub Jelinek <jakub@redhat.com>
29623 Richard Biener <rguenth@suse.de>
29626 * rtlanal.c (replace_rtx): For REG, if from is a REG,
29627 return to even if only REGNO is equal, and assert
29630 2016-03-11 Jeff Law <law@redhat.com>
29632 PR rtl-optimization/70224
29633 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
29635 2016-03-16 Richard Henderson <rth@redhat.com>
29637 PR middle-end/70199
29638 * function.h (struct function): Add has_forced_label_in_static.
29639 * gimplify.c (force_labels_r): Set it.
29640 * lto-streamer-in.c (input_struct_function_base): Read it.
29641 * lto-streamer-out.c (output_struct_function_base): Write it.
29642 * tree-inline.c (has_label_address_in_static_1): Remove.
29643 (copy_forbidden): Remove fndecl parameter; test
29644 has_forced_label_in_static.
29645 (inline_forbidden_p): Update call to copy_forbidden.
29646 (tree_versionable_function_p): Likewise.
29647 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
29648 (chkp_versioning): Likewise.
29649 * tree-inline.h (copy_forbidden): Update decl.
29651 2016-03-16 Marek Polacek <polacek@redhat.com>
29654 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
29655 function being thunked if the result type doesn't have fixed size.
29656 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
29657 doesn't have fixed size.
29659 2016-03-16 Bin Cheng <bin.cheng@arm.com>
29661 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
29662 reporting malformed loop nest.
29664 2016-03-16 Tom de Vries <tom@codesourcery.com>
29667 * ipa-devirt.c (possible_polymorphic_call_targets): Move
29668 nodes.length () == 1 test to before first nodes[0] access.
29670 2016-03-16 Tom de Vries <tom@codesourcery.com>
29672 PR tree-optimization/68715
29673 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
29674 single_pred_p test.
29676 2016-03-16 Tom de Vries <tom@codesourcery.com>
29678 PR tree-optimization/68809
29679 * graphite-scop-detection.c (same_close_phi_node): Test if result types
29682 2016-03-16 Carlos O'Donell <carlos@redhat.com>
29683 Sandra Loosemore <sandra@codesourcery.com>
29685 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
29686 on leaf attribute. Mention ELF interposition problems.
29688 2016-03-16 Alan Modra <amodra@gmail.com>
29690 PR rtl-optimization/69195
29691 PR rtl-optimization/47992
29692 * ira.c (indirect_jump_optimize): Ignore artificial defs.
29695 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
29698 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
29700 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
29702 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
29704 2016-03-15 Jakub Jelinek <jakub@redhat.com>
29706 PR rtl-optimization/70222
29707 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
29708 optimization if mode is different from result_mode, queue up masking
29709 of the result in outer_op. Formatting fix.
29711 PR middle-end/70239
29712 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
29715 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29717 PR rtl-optimization/69032
29718 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
29719 looping backwards over basic block insns.
29721 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29724 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
29725 to non-speculative when propagating trap bits.
29727 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29729 PR rtl-optimization/63384
29730 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
29731 DEBUG_INSN_P insns.
29733 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29736 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
29737 factored out from ...
29738 (sched_analyze_insn): ... here.
29739 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
29740 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
29741 get_implicit_reg_pending_clobbers in it.
29742 (setup_id_reg_sets): Use setup_id_implicit_regs.
29743 (deps_init_id): Ditto.
29745 2016-03-15 Tom de Vries <tom@codesourcery.com>
29748 * cgraph.c (cgraph_node::get_body): Save, reset and restore
29750 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
29751 execute_function_dump.
29752 (execute_one_pass): Don't dump function if it will be dumped after ipa
29755 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
29757 * genrecog.c (match_pattern_2): If pred is NULL don't call
29758 safe_predicate_mode on it.
29760 2016-03-14 Jakub Jelinek <jakub@redhat.com>
29762 PR middle-end/70219
29763 * lra-constraints.c (delete_move_and_clobber): Change assertion
29764 to also allow dregno == 0.
29766 2016-03-14 Richard Henderson <rth@redhat.com>
29769 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
29770 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
29771 (reassociate_bb): Use optimize_vec_cond_expr; avoid
29772 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
29775 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
29778 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
29780 (lra_create_live_ranges_1): initialize hard register biggest_mode to
29782 * lra-constraints.c (split_reg): For hard regs, try to find the
29783 biggest single-register mode used in the function.
29785 2016-03-14 Richard Biener <rguenther@suse.de>
29787 PR tree-optimization/56365
29788 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
29789 constants to compare against.
29791 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
29794 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
29795 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
29796 (define_split for the GPR case): Use int_reg_operand instead of
29797 gpc_reg_operand for the output.
29799 2016-03-14 Tom de Vries <tom@codesourcery.com>
29801 PR tree-optimization/70045
29802 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
29803 create_empty_if_region_on_edge argument.
29805 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
29807 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
29808 (STACK_CHECK_PROTECT): Likewise.
29809 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
29810 (STACK_CHECK_PROTECT): Likewise.
29811 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
29812 (STACK_CHECK_PROTECT): Likewise.
29813 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
29814 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
29815 (STACK_CHECK_PROTECT): Likewise.
29817 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
29819 PR rtl-optimization/69307
29820 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
29821 registers in modes that span more than one register.
29823 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
29826 * lra-constraints.c (delete_move_and_clobber): New.
29827 (remove_inheritance_pseudos): Use it.
29829 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
29832 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
29833 the libcall is LCT_THROW.
29834 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
29835 for the checking routine.
29837 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
29840 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
29841 optimization if we have direct move.
29842 (roundu32<mode>2_fprs): Likewise.
29844 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
29847 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
29849 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
29850 Arguments swapped. All callers changed. Take reg_renumber into
29851 account, and Calculate and compare register ranges for hard regs.
29853 2016-03-11 Jeff Law <law@redhat.com>
29855 PR tree-optimization/70190
29856 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29857 Handle cases where we can not extract the taken edge, even though we
29858 found a constant value.
29860 PR tree-optimization/64058
29861 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
29862 (num_coalesce_pairs): Move up earlier in file.
29863 (find_coalesce_pair): Initialize the INDEX field for each pair
29865 (compare_pairs): No longer sort on the elements in each pair.
29866 Instead break ties with the index of the coalesce pair.
29868 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29871 * config/aarch64/aarch64-protos.h
29872 (aarch64_save_restore_target_globals): New prototype.
29873 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
29874 Call the above when popping pragma.
29875 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
29877 (aarch64_set_current_function): Rewrite using the above.
29879 2016-03-11 Jakub Jelinek <jakub@redhat.com>
29881 PR tree-optimization/70177
29882 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
29883 (extract_ops_from_tree): ... this. In the 2 argument
29884 overload remove _1 suffix.
29885 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
29886 (extract_ops_from_tree): ... this.
29887 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
29889 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
29890 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
29891 extract_ops_from_tree instead of 2 operand one.
29893 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
29895 PR tree-optimization/70013
29896 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
29897 for constant-pool entries.
29899 2016-03-11 Jakub Jelinek <jakub@redhat.com>
29901 PR rtl-optimization/70174
29902 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
29903 followed by gen_lowpart on force_reg instead of just gen_lowpart.
29905 PR tree-optimization/70169
29906 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
29907 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
29910 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
29911 Jakub Jelinek <jakub@redhat.com>
29914 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
29915 of uninitialized values.
29917 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29919 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
29921 ("*trunctddd2"): New pattern definition.
29922 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
29925 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29927 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
29928 definitions for BFP and DFP rounding modes.
29929 ("fixuns_truncdddi2", "fixuns_trunctddi2")
29930 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
29931 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
29932 ("fix_trunctf<mode>2"): Use the new constants instead of magic
29935 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29937 * config/s390/constraints.md: Adjust comment.
29938 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
29939 s390_decompose_addrstyle_without_index.
29940 * config/s390/predicates.md (shift_count_or_setmem_operand):
29941 Rename to setmem_operand.
29942 * config/s390/s390-protos.h
29943 (s390_decompose_shift_count): Rename to
29944 s390_decompose_addrstyle_without_index.
29945 * config/s390/s390.c (s390_decompose_shift_count)
29946 (s390_mem_constraint, print_shift_count_operand)
29947 (print_operand_address, print_operand): Rename
29948 s390_decompose_shift_count to
29949 s390_decompose_addrstyle_without_index and rename
29950 print_shift_count_operand to print_addrstyle_operand troughout the
29952 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
29953 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
29954 Rename shift_count_or_setmem_operand to setmem_operand.
29955 * config/s390/vx-builtins.md ("vec_insert<mode>")
29956 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
29959 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29962 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
29963 Handle overlapping retval and newval.
29965 2016-03-10 Nick Clifton <nickc@redhat.com>
29968 * config/aarch64/aarch64.c
29969 (aarch64_override_options_after_change_1): When forcing
29970 flag_omit_frame_pointer to be true, use a special value that can
29971 be detected if this function is called again, thus preventing
29972 flag_omit_leaf_frame_pointer from being forced to be false.
29974 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29976 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
29977 Set x_flag_omit_leaf_frame_pointer when handling
29978 -momit-leaf-frame-pointer.
29980 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29983 * cgraph.c (cgraph_node::dump): Dump split_part and
29984 indirect_call_target.
29985 * cgraph.h (cgraph_node): Add indirect_call_target flag.
29986 * ipa.c (has_addr_references_p): Cleanup.
29987 (is_indirect_call_target_p): New.
29988 (walk_polymorphic_call_targets): Do not mark virtuals that may be
29989 called indirectly as local.
29990 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
29992 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29995 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
29996 on cxa_pure_virtual.
29998 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30001 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
30003 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30006 * tree.c (need_assembler_name_p): Only record main variant type names.
30008 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
30011 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
30012 Always define to 0 or 1.
30013 (TARGET_FIX_ERR_A53_843419): New macro.
30014 * config/aarch64/aarch64-elf-raw.h
30015 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
30016 * config/aarch64/aarch64-linux.h: Likewise.
30017 * config/aarch64/aarch64.c
30018 (aarch64_override_options_after_change_1): Do not default
30019 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
30021 (aarch64_attributes): Handle fix-cortex-a53-843419.
30022 (aarch64_can_inline_p): Likewise.
30023 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
30025 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
30026 Jakub Jelinek <jakub@redhat.com>
30028 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
30029 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
30030 DECL_COMMONS if flag_unconstrained_commons is set.
30031 * tree-dfa.c (get_ref_base_and_extent): Likewise.
30032 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
30033 (funconstrained-commons): Document.
30035 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
30037 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
30038 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
30040 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
30042 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
30043 has a proper number of elements.
30045 2016-03-10 Alan Modra <amodra@gmail.com>
30047 PR rtl-optimization/69195
30048 PR rtl-optimization/47992
30049 * ira.c (recorded_label_ref): Delete.
30050 (update_equiv_regs): Return void.
30051 (indirect_jump_optimize): New function.
30052 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
30053 before regstat_compute_ri. Don't rebuild_jump_labels here.
30054 Delete update_regstat.
30056 2016-03-10 Richard Biener <rguenther@suse.de>
30058 PR tree-optimization/70128
30059 * tree-ssa-structalias.c (set_uids_in_ptset): Set
30060 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
30062 2016-03-09 Jakub Jelinek <jakub@redhat.com>
30064 PR tree-optimization/70152
30065 * tree-sra.c (replace_removed_params_ssa_names): Copy over
30066 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
30069 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
30070 instead of gen_sse2_loadlpd.
30071 * config/i386/sse.md (*vec_concatv2df): Rename to...
30072 (vec_concatv2df): ... this.
30074 PR tree-optimization/70127
30075 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
30077 2016-03-09 David Malcolm <dmalcolm@redhat.com>
30081 * diagnostic-show-locus.c (compatible_locations_p): New function.
30082 (layout::layout): Sanitize ranges using compatible_locations_p.
30084 2016-03-09 David Malcolm <dmalcolm@redhat.com>
30088 * diagnostic-show-locus.c (layout_range::layout_range): Replace
30089 location_range param with three const expanded_locations * and a
30091 (layout::layout): Replace call to
30092 rich_location::lazily_expand_location with get_expanded_location.
30093 Extract the range and perform location expansion here, passing
30094 the results to the layout_range ctor.
30095 * diagnostic.c (source_range::debug): Delete.
30096 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
30097 of rich_location::get_expanded_location.
30098 * gcc-rich-location.c (get_range_for_expr): Delete.
30099 (gcc_rich_location::add_expr): Reimplement to avoid the
30100 rich_location::add_range overload that took a location_range,
30101 passing a location_t instead.
30103 2016-03-09 Richard Biener <rguenther@suse.de>
30104 Jakub Jelinek <jakub@redhat.com>
30106 PR tree-optimization/70138
30107 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
30108 Also skip vect_double_reduction_def.
30110 2016-03-09 Jakub Jelinek <jakub@redhat.com>
30113 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
30114 if the operand is "m".
30116 2016-03-09 Nathan Sidwell <nathan@acm.org>
30118 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
30120 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
30122 * config/i386/i386.c (processor_target_table): Fix cost table
30123 intialization order for znver1.
30125 2016-03-08 Jakub Jelinek <jakub@redhat.com>
30127 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
30128 - becuase -> because.
30129 * ipa-reference.c (ignore_module_statics): Likewise.
30130 * cgraph.c (cgraph_node::get_body): Likewise.
30131 * ipa-inline.c (early_inliner): Likewise.
30132 * ipa-devirt.c (types_same_for_odr): Likewise.
30133 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
30134 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
30136 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30138 * tree-ssa-math-opts.c: Fix typo in comment.
30140 2016-03-08 Jakub Jelinek <jakub@redhat.com>
30143 * config/i386/i386.c (scalar_chain::make_vector_copies,
30144 scalar_chain::convert_reg): Call end_sequence in between
30145 get_insns and emit_conversion_insns rather than after both
30148 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
30151 * config/i386/i386.h (machine_function): Add
30152 pc_thunk_call_expanded flag.
30153 (ix86_pc_thunk_call_expanded): New define.
30154 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
30155 (*set_got): Rename insn pattern from set_got.
30156 (*set_got_labelled): Rename inst pattern from set_got_labelled.
30157 * config/i386/i386.c (ix86_compute_frame_layout): Use
30158 ix86_pc_thunk_call_expanded to prevent red-zone.
30160 2016-03-07 Martin Jambor <mjambor@suse.cz>
30162 * hsa.h (hsa_get_ctor_statements): Declare.
30163 (hsa_get_dtor_statements): Likewise.
30164 (hsa_get_kernel_dispatch_type): Likewise.
30165 * hsa.c (hsa_get_ctor_statements): New function.
30166 (hsa_get_dtor_statements): Likewise.
30167 (hsa_get_kernel_dispatch_type): Likewise.
30168 * hsa-brig.c (hsa_cdtor_statements): Removed.
30169 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
30170 hsa_get_dtor_statements.
30171 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
30172 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
30174 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
30176 * config/arm/arm-cores.def (cortex-r8): New.
30177 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
30178 * config/arm/arm-tune.md: Likewise.
30179 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
30181 2016-03-07 Martin Sebor <msebor@redhat.com>
30183 PR rtl-optimization/19705
30184 * doc/invoke.texi (Options That Control Optimization): Clarify
30185 -fno-branch-count-reg.
30187 2016-02-26 Richard Biener <rguenther@suse.de>
30188 Jeff Law <law@redhat.com>
30190 PR tree-optimization/69740
30191 * cfghooks.c (remove_edge): Request loop fixups if we delete
30192 an edge that might turn an irreducible loop into a natural
30194 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
30195 Move after definition of loops_state_clear.
30197 2016-03-07 Bin Cheng <bin.cheng@arm.com>
30199 PR rtl-optimization/69052
30200 * rtlanal.c (commutative_operand_precedence): Set higher precedence
30203 2016-03-07 Tom de Vries <tom@codesourcery.com>
30205 PR tree-optimization/70116
30206 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
30207 is_tm_ending stmts and ubsan/asan internal functions.
30208 (find_duplicate): Use it. Don't test is_tm_ending here.
30210 2016-03-07 Richard Biener <rguenther@suse.de>
30212 PR tree-optimization/70115
30213 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
30214 (propagate_constants_for_unrolling): Use replace_uses_by.
30216 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
30218 PR middle-end/69916
30219 * omp-low.c (struct oacc_loop): Add ifns.
30220 (new_oacc_loop_raw): Initialize it.
30221 (finish_oacc_loop): Clear mask & flags if no ifns.
30222 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
30223 (oacc_loop_xform_loop): Add ifns arg & adjust.
30224 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
30226 2016-03-07 Richard Henderson <rth@redhat.com>
30229 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
30230 (insert_value_copy_on_edge): Likewise.
30232 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30234 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
30236 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
30239 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
30241 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
30243 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
30245 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
30247 Fix sseimul type attribute.
30248 * config/i386/znver1.md
30249 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
30250 znver1_sseimul_avx256_load) : Fix the type attribute.
30251 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
30252 pipe usage and latency.
30254 2016-03-05 Jakub Jelinek <jakub@redhat.com>
30257 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
30258 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
30261 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
30264 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
30266 PR rtl-optimization/69941
30267 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
30268 the reg share its mode.
30270 2016-03-04 Jeff Law <law@redhat.com>
30272 PR tree-optimization/69196
30273 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30274 If the both SSA_NAMEs are anonymous, then consider them unassociated
30275 and include the PHI in the statement count.
30277 2016-03-05 Tom de Vries <tom@codesourcery.com>
30279 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
30280 construct in oacc routine. Check for oacc region in oacc routine.
30282 2016-03-04 Jakub Jelinek <jakub@redhat.com>
30285 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
30286 2016-02-22 changes, instead don't recurse if RECUR is already true.
30287 Don't change *dynamic_check if RECUR. Adjust recursive caller
30288 to pass true to the new argument.
30289 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
30292 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
30293 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
30295 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
30297 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
30299 PR rtl-optimization/57676
30300 * lra-assigns.c (lra_assign): Guard test for maximum iterations
30301 with flag_checking.
30303 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
30305 * tree-vect-patterns.c (search_type_for_mask): Handle
30306 comparison of booleans.
30308 2016-03-04 Jakub Jelinek <jakub@redhat.com>
30310 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
30314 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
30315 all other ops that have dw_val_class_die_ref operands,
30316 and DW_OP_GNU_entry_value.
30318 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30320 PR rtl-optimization/69904
30321 * config/arm/arm.c (arm_cannot_copy_insn_p):
30322 Return true for load-exclusive instructions.
30324 2016-03-03 Jakub Jelinek <jakub@redhat.com>
30327 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
30328 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
30329 the pattern no matter if it is used just by non-pattern, pattern
30331 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
30332 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
30333 oprnd1 def_stmt is in pattern, don't look through it.
30335 2016-03-03 Marek Polacek <polacek@redhat.com>
30337 PR middle-end/70050
30338 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
30340 2016-03-03 Martin Liska <mliska@suse.cz>
30342 PR tree-optimization/70043
30343 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
30344 previous statement if we see a debug statement.
30346 2016-03-03 Richard Biener <rguenther@suse.de>
30348 PR tree-optimization/55936
30349 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
30350 parameter and guard unsafe equivalence use.
30351 (vrp_evaluate_conditional_warnv_with_ops): Always use
30352 safe equivalences but not via the quadratic compare_names
30355 2016-03-03 Michael Collison <michael.collison@linaro.org>
30358 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
30359 for operand 1 to s_register_operand. Change predicate for operand
30360 2 to arm_not_immediate_operand.
30362 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
30364 * doc/tm.texi: Regenerated.
30366 2016-03-02 Richard Henderson <rth@redhat.com>
30369 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
30370 simplification when all args are positive non-fixed registers.
30372 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30374 * target.def (lra_p): Specify that new ports should use LRA.
30376 2016-03-02 Jakub Jelinek <jakub@redhat.com>
30379 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
30380 gimplify_type_sizes the type they refer to.
30381 (omp_notice_variable): Handle reference vars to VLAs.
30382 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
30383 reference to VLA decls in the second pass instead of first pass.
30385 2016-03-02 Tom de Vries <tom@codesourcery.com>
30387 PR tree-optimization/68659
30388 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
30389 new_expr == NULL_TREE.
30390 (get_new_name): Handle ADDR_EXPR.
30392 2016-03-02 Bin Cheng <bin.cheng@arm.com>
30394 PR rtl-optimization/69052
30395 * loop-invariant.c (canonicalize_address): New function.
30396 (inv_can_prop_to_addr_use): Check validity of address expression
30397 which is canonicalized by above function.
30399 2016-03-02 Alan Modra <amodra@gmail.com>
30402 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
30405 2016-03-02 Jakub Jelinek <jakub@redhat.com>
30408 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
30409 (*movhi_internal): Put mask moves from and to memory separately
30410 from moves from/to GPRs.
30412 2016-03-02 Richard Biener <rguenther@suse.de>
30414 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
30415 GENERIC expressions in GIMPLE.
30417 2016-03-02 Richard Biener <rguenther@suse.de>
30419 * config/i386/i386.c (type_natural_mode): Fix typo.
30421 2016-03-02 Nick Clifton <nickc@redhat.com>
30423 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
30425 2016-03-02 Richard Biener <rguenther@suse.de>
30426 Uros Bizjak <ubizjak@gmail.com>
30429 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
30431 2016-03-02 Richard Biener <rguenther@suse.de>
30433 PR middle-end/67278
30434 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
30436 2016-03-02 Marek Polacek <polacek@redhat.com>
30439 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
30440 "is promoted to" warning.
30442 2016-03-01 DJ Delorie <dj@redhat.com>
30444 * config.gcc: Deprecate mep-*.
30446 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
30448 PR middle-end/70025
30449 * lra-constraints.c (regno_val_use_in): New.
30450 (match_reload): Use it instead of regno_use_in.
30452 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
30454 PR rtl-optimization/70007
30455 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
30456 references present in REG_EQUAL notes attached to non-SET patterns.
30458 2016-03-01 Jeff Law <law@redhat.com>
30460 PR tree-optimization/69196
30461 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30462 Appropriately clamp the number of statements to copy when the
30463 thread path does not traverse a loop backedge.
30465 PR tree-optimization/69196
30466 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30467 Do count some PHIs in the thread path against the insn count. Decrease
30468 final statement count by one as the control statement in the last
30469 block will get removed. Remove special cased code for handling PHIs
30472 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
30475 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
30476 asm dialect alternatives to explicit GOTPCREL calls.
30478 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
30481 * ira.c (do_reload): Issue warning for generic stack checking here...
30482 * reload1.c (reload): ...instead of here and streamline it.
30484 2016-03-01 Nick Clifton <nickc@redhat.com>
30486 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
30488 2016-03-01 Richard Biener <rguenther@suse.de>
30490 PR tree-optimization/69983
30491 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
30492 types and fall back to operand_equal_p.
30494 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30497 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30499 * config/s390/constraints.md ("jm8"): New constraint.
30500 * config/s390/predicates.md ("const_int_8bitset_operand"): New
30502 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
30504 ("*setmem_long<setmem_and>"): New pattern.
30505 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
30507 ("*setmem_long_31z<setmem_and>"): New pattern.
30508 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
30509 New substitution rules with the required attributes.
30512 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30515 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30517 * gensupport.c (process_substs_on_one_elem): Split loop to
30518 complete mark_operands_used_in_match_dup on all expressions in the
30520 (adjust_operands_numbers): Inline into process_substs_on_one_elem
30521 and remove function.
30523 2016-03-01 Richard Biener <rguenther@suse.de>
30525 PR middle-end/70022
30526 * fold-const.c (fold_indirect_ref_1): Fix range checking for
30527 vector BIT_FIELD_REF extract.
30529 2016-03-01 Richard Biener <rguenther@suse.de>
30531 PR tree-optimization/69994
30532 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
30534 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
30536 PR tree-optimization/69956
30537 * tree-vect-stmts.c (supportable_widening_operation): Support
30538 multi-step conversion of boolean vectors.
30539 (supportable_narrowing_operation): Likewise.
30541 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30543 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
30546 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30548 * config/s390/subst.md (DSI_VI): New mode iterator.
30549 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
30550 * config/s390/vector.md ("vec_set<mode>"): Move expander before
30551 the insn definition.
30552 ("*vec_set<mode>"): Change predicate and add alternative to
30553 support only either register or const_int operands as element
30555 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
30557 ("vec_extract<mode>"): New expander.
30558 ("*vec_extract<mode>"): New insn definition supporting reg and
30559 const_int element selectors.
30560 ("*vec_extract<mode>_plus"): New insn definition supporting
30561 reg+const_int element selectors.
30562 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
30563 following expander+insn definition.
30564 ("<vec_shifts_name><mode>3"): New expander.
30565 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
30567 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30569 * config/s390/s390.md ("*tabort_1"): Change predicate to
30570 nonmemory_operand. Add a second alternative to cover
30571 register as well as const int operands.
30572 ("*tabort_1_plus"): New pattern definition.
30574 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30576 * config/s390/s390.md ("*ashrdi3_cc_31")
30577 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
30578 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
30579 Merge insn definitions into ...
30580 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30581 New pattern definition.
30582 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
30583 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
30584 ("*ashr<mode>3_and"): Merge insn definitions into ...
30585 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30586 New pattern definition.
30587 * config/s390/subst.md ("addr_style_op_cc_subst")
30588 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
30589 substitutions patterns plus attributes.
30590 Add ashiftrt to SUBST iterator.
30592 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30594 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
30595 op2 to nonmemory_operand.
30596 ("*<shift>di3_31", "*<shift>di3_31_and"):
30597 Merge into single pattern definition ...
30598 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
30599 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
30600 pattern definition ...
30601 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
30602 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
30605 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30607 * config/s390/predicates.md (const_int_6bitset_operand): New
30609 * config/s390/s390.md: Include subst.md.
30610 ("rotl<mode>3"): New expander.
30611 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
30613 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
30614 * config/s390/subst.md: New file.
30616 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30618 * config/s390/s390.md ("op_type", "atype", "length" attributes):
30619 Remove RRR type. It doesn't really exist.
30620 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
30622 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
30623 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
30624 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
30625 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
30626 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
30627 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
30628 `enabled' attribute.
30630 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30632 * gensupport.c (process_substs_on_one_elem): Split loop to
30633 complete mark_operands_used_in_match_dup on all expressions in the
30635 (adjust_operands_numbers): Inline into process_substs_on_one_elem
30636 and remove function.
30638 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
30641 * config/sparc/sparc.c (NWORDS_UP): Rename to...
30642 (CEIL_NWORDS): ...this. Use CEIL macro.
30643 (compute_fp_layout): Adjust to above renaming.
30644 (function_arg_union_value): Likewise.
30645 (sparc_arg_partial_bytes): Likewise.
30646 (sparc_function_arg_advance): Likewise.
30648 2016-02-29 Jeff Law <law@redhat.com>
30650 PR tree-optimization/70005
30651 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
30652 where an object with a boolean range is compared against a value
30655 PR tree-optimization/69999
30656 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
30657 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
30660 2016-02-29 Richard Biener <rguenther@suse.de>
30662 PR tree-optimization/69994
30663 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
30664 (get_unary_op): Look through nop conversions.
30665 (ops_equal_values_p): New function, look for equality diregarding
30667 (eliminate_plus_minus_pair): Use ops_equal_values_p
30668 (repropagate_negates): Do not use get_unary_op here.
30670 2016-02-29 Martin Liska <mliska@suse.cz>
30672 * system.h: Poison ENABLE_CHECKING macro.
30674 2016-02-29 Martin Liska <mliska@suse.cz>
30676 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
30677 is presented in dump flags.
30678 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
30679 (hsa_regalloc): Likewise.
30681 2016-02-19 Richard Biener <rguenther@suse.de>
30683 PR tree-optimization/69980
30684 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
30685 permutation of those we need to keep.
30687 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
30690 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
30691 (NWORDS_UP): ...this
30692 (init_cumulative_args): Minor tweaks.
30693 (sparc_promote_function_mode): Likewise.
30694 (scan_record_type): Delete.
30695 (traverse_record_type): New function template.
30696 (classify_data_t): New structure type.
30697 (classify_registers): New inline function.
30698 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
30699 exhausted. Instantiate traverse_record_type on classify_registers and
30700 deal with the case of a structure passed in slot #15 with no FP field
30702 (assign_data_t): New structure type.
30703 (compute_int_layout): New static function.
30704 (compute_fp_layout): Likewise.
30705 (count_registers): New inline function.
30706 (assign_int_registers): New static function.
30707 (assign_fp_registers): Likewise.
30708 (assign_registers): New inline function.
30709 (function_arg_record_value_1): Delete.
30710 (function_arg_record_value_2): Likewise.
30711 (function_arg_record_value_3): Likewise.
30712 (function_arg_record_value): Adjust to above changes. Instantiate
30713 traverse_record_type on count_registers to first count the number of
30714 registers to be used and then on assign_registers to assign them.
30715 (function_arg_union_value): Adjust to above renaming.
30716 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
30717 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
30718 case of a structure passed in slot #15
30719 (sparc_function_arg_advance): Likewise.
30720 (function_arg_padding): Minor tweak.
30722 2016-02-29 Richard Biener <rguenther@suse.de>
30724 PR tree-optimization/69720
30725 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
30726 the adjustment_def path for possibly vectorized defs.
30727 (vect_create_epilog_for_reduction): Handle vectorized initial
30730 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
30732 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
30734 2016-02-27 Jeff Law <law@redhat.com>
30737 2016-02-26 Richard Biener <rguenther@suse.de>
30738 Jeff Law <law@redhat.com>
30740 PR tree-optimization/69740
30741 * cfghooks.c (remove_edge): Request loop fixups if we delete
30742 an edge that might turn an irreducible loop into a natural
30745 2016-02-27 Jakub Jelinek <jakub@redhat.com>
30747 PR rtl-optimization/69896
30748 * tree-vect-generic.c (get_compute_type): Avoid single element
30751 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
30753 Rename the AArch64 tuning option and related functions to enable the
30754 Newton series for the reciprocal square root to reflect its
30755 approximative characteristic.
30757 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
30758 function to "aarch64_emit_approx_rsqrt".
30759 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
30760 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
30761 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
30762 (xgene1_tunings): Likewise.
30763 (use_rsqrt_p): Likewise.
30764 (aarch64_emit_swrsqrt): Use new function name.
30765 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
30766 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
30767 text explaining this option.
30768 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
30770 2016-02-26 Jakub Jelinek <jakub@redhat.com>
30773 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
30774 complain about -mallow-movmisalign without -mvsx if
30775 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
30777 2016-02-26 Joel Sherrill <joel@rtems.org>
30779 * config.gcc: Add x86_64-*-rtems*.
30780 * config/i386/rtems-64.h: New file.
30782 2016-02-26 Joel Sherrill <joel@rtems.org>
30784 * config.gcc: Add aarch64-*-rtems*.
30785 * config/aarch64/rtems.h: New file.
30787 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
30790 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
30791 shift amount using %h. Add comment.
30793 2016-02-26 Richard Biener <rguenther@suse.de>
30794 Jeff Law <law@redhat.com>
30796 PR tree-optimization/69740
30797 * cfghooks.c (remove_edge): Request loop fixups if we delete
30798 an edge that might turn an irreducible loop into a natural
30801 2016-02-26 Martin Jambor <mjambor@suse.cz>
30803 PR middle-end/69920
30804 * tree-sra.c (sra_modify_assign): Do not remove loads of
30805 uninitialized aggregates to SSA_NAMEs.
30807 2016-02-26 Richard Henderson <rth@redhat.com>
30810 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
30811 pseudo in case the target rtx matches the source of the left
30814 2016-02-26 Martin Jambor <mjambor@suse.cz>
30817 * hsa.h (hsa_type_packed_p): Declare.
30818 * hsa.c (hsa_type_packed_p): New function.
30819 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
30821 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
30822 * hsa-brig.c (emit_basic_insn): Likewise.
30824 2016-02-26 Martin Jambor <mjambor@suse.cz>
30827 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
30829 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
30831 2016-02-26 Martin Jambor <mjambor@suse.cz>
30833 * hsa.h (is_a_helper): New overload for hsa_op_immed for
30834 hsa_op_with_type operands.
30835 (hsa_unsigned_type_for_type): Declare.
30836 * hsa.c (hsa_unsigned_type_for_type): New function.
30837 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
30838 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
30839 the finalizer. Do not emit extra move.
30841 2016-02-26 Martin Jambor <mjambor@suse.cz>
30843 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
30844 atomic operations in private segment.
30846 2016-02-26 Martin Jambor <mjambor@suse.cz>
30848 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
30849 statements to wi->info. Also disallow omp simd constructs.
30850 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
30851 for not gridifying. Dump special string for omp_for.
30853 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30856 * config/aarch64/aarch64.c (aarch64_set_current_function):
30857 Save/restore target globals when switching to
30858 target_option_default_node.
30860 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30863 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
30864 Return 0 if !SHIFT_COUNT_TRUNCATED.
30866 2016-02-26 Jakub Jelinek <jakub@redhat.com>
30867 Eric Botcazou <ebotcazou@adacore.com>
30869 PR rtl-optimization/69891
30870 * dse.c (scan_insn): If we can't figure out memset arguments
30871 or they are non-constant, call clear_rhs_from_active_local_stores.
30873 2016-02-26 Martin Liska <mliska@suse.cz>
30875 * doc/extend.texi: Mention clog10, clog10f an clog10l
30876 in Builtins section.
30878 2016-02-26 Martin Liska <mliska@suse.cz>
30880 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
30882 (resolve_args_picking_1): Likewise.
30883 * dwarf2out.h (struct GTY): Likewise.
30885 2016-02-26 Martin Liska <mliska@suse.cz>
30887 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
30888 with flag_checking.
30889 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
30891 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
30892 Martin Liska <mliska@suse.cz>
30894 * doc/install.texi: Mention --enable-valgrind-annotations.
30896 2016-02-26 Richard Biener <rguenther@suse.de>
30898 PR tree-optimization/69551
30899 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
30900 looking through aliases adjust DECL_PT_UID to refer to the
30901 ultimate alias target.
30903 2016-02-25 Martin Liska <mliska@suse.cz>
30905 PR middle-end/69919
30906 * alloc-pool.c (after_memory_report): New variable.
30907 * alloc-pool.h (base_pool_allocator ::release): Do not use
30908 the infrastructure if after_memory_report.
30909 * toplev.c (toplev::main): Mark after memory report.
30911 2016-02-25 Richard Biener <rguenther@suse.de>
30913 PR tree-optimization/48795
30914 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
30916 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
30919 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
30920 offloading is enabled and -fopenacc or -fopenmp is specified.
30921 (CRTOFFLOADEND): Likewise.
30922 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
30923 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
30924 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
30925 (offload_objects_file_name): New static var.
30926 (tool_cleanup): Remove offload_objects_file_name file.
30927 (find_offloadbeginend): Replace with ...
30928 (find_crtoffloadtable): ... this.
30929 (run_gcc): Remove offload_argc and offload_argv.
30930 Get offload_objects_file_name from -foffload-objects=... option.
30931 Read names of object files with offload from this file, pass them to
30932 compile_images_for_offload_targets. Don't call find_offloadbeginend and
30933 don't pass offloadbegin and offloadend to the linker. Don't pass
30934 offload non-LTO files to the linker, because now they're not claimed.
30936 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
30939 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
30940 on builtin_unreachable.
30942 2016-02-25 Jakub Jelinek <jakub@redhat.com>
30944 PR rtl-optimization/69896
30945 * regcprop.c: Include cfgrtl.h.
30946 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
30947 than remembered mode, either delete it (if noop_move_p), or
30948 treat like copy_p but not noop_p instruction.
30950 2016-02-24 Jakub Jelinek <jakub@redhat.com>
30953 * dwarf2out.c (gen_variable_die): Work around buggy LTO
30954 - allow NULL decl for Fortran DW_TAG_common_block variables.
30956 2016-02-24 Jason Merrill <jason@redhat.com>
30958 * common.opt (flifetime-dse): Add -flifetime-dse=1.
30960 2016-02-24 Richard Biener <rguenther@suse.de>
30961 Jakub Jelinek <jakub@redhat.com>
30963 PR middle-end/69760
30964 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
30965 conditionally executed ops to well-defined overflow behavior.
30967 2016-02-24 Jakub Jelinek <jakub@redhat.com>
30969 PR middle-end/69915
30970 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
30973 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30975 PR rtl-optimization/69886
30976 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
30977 argument. Use it when checking validity of set instructions.
30978 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
30979 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
30981 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
30982 * store-motion.c (find_moveable_store): Update
30983 can_assign_to_reg_without_clobbers_p callsite.
30985 2016-02-24 Richard Biener <rguenther@suse.de>
30987 PR middle-end/68963
30988 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
30990 (record_nonwrapping_iv): Do not fall back to the low/high bound
30991 for non-constant IV bases if the stmt is not always executed.
30993 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30995 * config/arm/arm-cores.def (cortex-a32): New entry.
30996 * config/arm/arm-tables.opt: Regenerate.
30997 * config/arm/arm-tune.md: Regenerate.
30998 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
30999 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
31000 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
31001 for -mcpu and -mtune.
31003 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31006 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
31007 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
31008 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
31009 (atomic_loaddi_1): Delete.
31010 (atomic_loaddi): Rewrite expander using the above changes.
31012 2016-02-24 Jakub Jelinek <jakub@redhat.com>
31015 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
31018 2016-02-24 Jakub Jelinek <jakub@redhat.com>
31019 Richard Biener <rguenth@suse.de>
31021 PR middle-end/69909
31022 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
31023 set_mem_attributes if tem is SSA_NAME which got expanded
31026 2016-02-24 Richard Biener <rguenther@suse.de>
31028 PR tree-optimization/69907
31029 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
31030 end of permutations for BB vectorization.
31032 2016-02-24 Christian Bruel <christian.bruel@st.com>
31034 * config/arm/arm-c.c (arm_option_override): Initialize
31035 target_option_current_node.
31036 * config/arm/arm.c (arm_pragma_target_parse): Replace
31037 build_target_option_node call by target_option_current_node.
31038 Set target_option_current_node.
31041 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
31044 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
31045 define_insn_and_split to define_insn.
31046 (zero_extendqi<mode>2_dot2): Same.
31047 (extendqi<mode>2_dot): Same.
31048 (extendqi<mode>2_dot2): Same.
31050 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
31052 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
31053 and add bypass for AES{D,E} and AESMC pairs.
31054 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
31057 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
31059 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
31060 series for reciprocal square root in Exynos M1.
31062 2016-02-23 Martin Sebor <msebor@redhat.com>
31065 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
31066 __builtin_alloca_with_align.
31068 2016-02-23 Richard Henderson <rth@redhat.com>
31070 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
31071 (ix86_register_pragmas): Remove __seg_tls.
31072 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
31073 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
31074 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
31075 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
31076 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
31077 * doc/extend.texi (__seg_tls): Remove item.
31079 2016-02-23 Richard Biener <rguenther@suse.de>
31081 * alloc-pool.h (struct allocation_object): Make id member
31082 conditional on CHECKING_P again.
31083 (get_instance): Adjust.
31084 (base_pool_allocator): Likewise.
31086 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
31088 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
31089 (parallelize_loops): In OpenACC kernels mode, set n_threads to
31091 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
31093 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
31095 2016-02-23 Richard Biener <rguenther@suse.de>
31097 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
31098 * bitmap.h (struct bitmap_usage): Likewise.
31099 (bitmap_move): Declare.
31100 * bitmap.c (register_overhead): Take size_t argument.
31101 (bitmap_move): New function.
31102 * df-problems.c (df_rd_transfer_function): Use bitmap_move
31103 to properly account overhead.
31104 * tree.c (free_node): Use tree_size.
31106 2016-02-23 Jakub Jelinek <jakub@redhat.com>
31109 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
31110 when inverting comparison.
31113 * common.opt (Wunreachable-code): Add Warning flag.
31115 2016-02-23 Mark Wielaard <mjw@redhat.com>
31116 Jakub Jelinek <jakub@redhat.com>
31119 * cgraphunit.c (check_global_declaration): Check main_input_filename
31120 and DECL_SOURCE_FILE are not NULL.
31122 2016-02-23 Martin Jambor <mjambor@suse.cz>
31124 PR tree-optimization/69666
31125 * tree-sra.c (sra_modify_assign): Do not attempt to create
31126 default_def replacements for unscalarizable regions.
31128 2016-02-20 Mark Wielaard <mjw@redhat.com>
31131 * cgraphunit.c (check_global_declaration): Check level of
31132 warn_unused_const_variable and main_input_filename.
31133 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
31134 (-Wunused-variable): For C implies -Wunused-const-variable=1.
31135 (-Wunused-const-variable): Explain levels 1 and 2.
31137 2016-02-22 Jakub Jelinek <jakub@redhat.com>
31140 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
31141 identical arguments. Formatting and spelling fixes.
31144 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
31149 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
31150 and m68k-devices.def.
31151 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
31152 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
31154 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
31156 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
31157 and HImode registers.
31159 2016-02-22 Richard Biener <rguenther@suse.de>
31161 PR tree-optimization/69882
31162 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
31163 preserve permutations present because of gaps.
31164 (vect_supported_load_permutation_p): Always continue checking
31165 permutations after vect_attempt_slp_rearrange_stmts.
31167 2016-02-22 Bin Cheng <bin.cheng@arm.com>
31169 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
31170 min_profitable_estimate, rather than min_profitable_iters.
31172 2016-02-22 Jakub Jelinek <jakub@redhat.com>
31175 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
31176 SImode for last match_operand.
31178 2016-02-22 Martin Liska <mliska@suse.cz>
31180 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
31181 return bitsize - 1 as the return value.
31183 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
31187 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
31188 Handle negative shift counts.
31189 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
31190 force_reg on the shift constant.
31191 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
31192 (lshrsi3_d): Handle negative shift counts.
31194 2016-02-22 Richard Biener <rguenther@suse.de>
31195 Tom de Vries <tom@codesourcery.com>
31197 * graph.c: Include dumpfile.h.
31198 (print_graph_cfg): Split into three overloads.
31199 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
31201 2016-02-22 Tom de Vries <tom@codesourcery.com>
31203 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
31206 2016-02-22 Richard Biener <rguenther@suse.de>
31209 * ipa-inline-transform.c (inline_call): When not updating
31210 overall summaries adjust self size by the growth estimate.
31211 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
31212 hash-set, do not update overall summaries here. Renamed from ...
31213 (inline_to_all_callers): ... this which is now wrapping the
31214 above and performing delayed overall summary update.
31215 (early_inline_small_functions): Delay updating of the overall
31218 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
31220 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
31223 2016-02-19 Jakub Jelinek <jakub@redhat.com>
31226 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
31227 :%* in %:gt() argument.
31228 (greater_than_spec_func): Adjust for expecting only numbers,
31229 if there are more than two numbers, compare the last two.
31231 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
31233 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
31234 -Wnarrowing with -std.
31236 2016-02-19 Jakub Jelinek <jakub@redhat.com>
31239 * expr.c (store_field): Don't use bit-field path if exp is
31240 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
31241 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
31242 and the assignment can be performed by bitwise copy. Formatting
31245 PR middle-end/69838
31246 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
31247 call copy_reg_eh_region_note_forward on before and/or after sequences
31248 and remove note from insn if it no longer can throw.
31251 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
31252 if TARGET_AVX512BW.
31254 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31256 * config/s390/vector.md: Add missing commutative operand markers
31257 to the patterns which qualify for one.
31258 * config/s390/vx-builtins.md: Likewise.
31260 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31262 * config/s390/vector.md (VI, VI_QHS): Add single element vector
31263 types to mode iterators.
31264 (vec_double): ... and mode attribute.
31265 * config/s390/vx-builtins.md (non_vec_int): Likewise.
31267 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31269 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
31270 Change the predicate of op2 from nonimmediate to general and let
31271 reload fix it if necessary.
31273 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31275 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
31277 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31279 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
31282 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31284 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
31285 * config/s390/s390.c (s390_expand_vec_movstr): New function.
31286 * config/s390/s390.md ("movstr<P:mode>"): Call
31287 s390_expand_vec_movstr.
31289 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31291 * config/s390/s390.md: Add missing output modifier for operand 1
31292 to print it as address properly.
31294 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31296 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
31297 * config/s390/2964.md: New file.
31298 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
31299 of insn grouping attributes depending on the CPU level.
31300 (s390_get_unit_mask): New function.
31301 (s390_sched_score): Remove the OOO from the scheduling macros.
31302 Add loop to calculate a score for the instruction mix.
31303 (s390_sched_reorder): Likewise plus improve debug output.
31304 (s390_sched_variable_issue): Rename macros as above. Calculate
31305 the unit distances after actually scheduling an insn. Improve
31307 (s390_sched_init): Clear last_scheduled_unit_distance array.
31308 * config/s390/s390.md: Include 2964.md.
31310 2016-02-18 Jakub Jelinek <jakub@redhat.com>
31313 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
31314 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
31315 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
31316 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
31317 *avx512f_<code>v8div16qi2_mask_1): New insns.
31319 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
31322 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
31325 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
31326 earlyclobber from target. Use wF constraint for fused memory
31328 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
31330 2016-02-18 Jakub Jelinek <jakub@redhat.com>
31331 Martin Liska <mliska@suse.cz>
31334 * cfgexpand.c (asan_sanitize_stack_p): New function.
31335 (partition_stack_vars): Use the function.
31336 (expand_stack_vars): Likewise.
31337 (defer_stack_allocation): Likewise.
31338 (expand_used_vars): Likewise.
31340 2016-02-18 Richard Biener <rguenther@suse.de>
31342 PR middle-end/69553
31343 * fold-const.c (operand_equal_p): Properly compare offsets for
31344 IMAGPART_EXPR and ARRAY_REF.
31346 2016-02-18 Nick Clifton <nickc@redhat.com>
31350 * config/arm/arm.c (arm_option_override_internal): Disable
31351 interworking if the target does not support thumb instructions.
31352 (arm_reload_in_hi): Handle the case where a register to register
31353 move needs reloading because there is no simple pattern to handle
31355 (arm_reload_out_hi): Likewise.
31357 2016-02-18 Richard Biener <rguenther@suse.de>
31359 PR middle-end/69854
31360 * match.pd: Don't use fold_binary or fold_unary for folding
31363 2016-02-17 Jakub Jelinek <jakub@redhat.com>
31366 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
31367 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
31368 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
31369 warn on gimple_no_warning_p statements.
31371 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
31373 * doc/extend.texi (C++ Attributes): Correct description of
31374 warn_unused type attribute.
31376 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31378 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
31379 correct instruction.
31381 2016-02-17 Richard Biener <rguenther@suse.de>
31383 PR rtl-optimization/69609
31384 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
31385 (find_traces_1_round): When ending a trace update cached priority
31387 (bb_to_key): Use cached priority when available.
31388 (copy_bb): Initialize cached priority.
31389 (reorder_basic_blocks_software_trace_cache): Likewise.
31391 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31394 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
31396 (aarch64_comparison_operator): Break overly long line into two.
31397 (aarch64_comparison_operation): Likewise.
31398 * config/aarch64/aarch64.md (cstorecc4): Use
31399 aarch64_comparison_operator_mode instead of
31400 aarch64_comparison_operator.
31401 (cstore<mode>4): Likewise.
31402 (aarch64_cstore<mode>): Likewise.
31403 (*cstoresi_insn_uxtw): Likewise.
31404 (cstore<mode>_neg): Likewise.
31405 (*cstoresi_neg_uxtw): Likewise.
31407 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31410 * config/arm/predicates.md (arm_comparison_operator_mode):
31412 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
31413 instead of arm_comparison_operator.
31414 (*mov_negscc): Likewise.
31415 (*mov_notscc): Likewise.
31416 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
31417 (*thumb2_mov_negscc): Likewise.
31418 (*thumb2_mov_negscc_strict_it): Likewise.
31419 (*thumb2_mov_notscc): Likewise.
31420 (*thumb2_mov_notscc_strict_it): Likewise.
31422 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
31424 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
31425 Add missing return.
31427 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
31429 * config/visium/visium.c (machine_libfunc_index): New enum.
31430 (machine_libfuncs): New structure.
31431 (visium_libfuncs): New static variable.
31432 (TARGET_INIT_LIBFUNCS): Define to...
31433 (visium_init_libfuncs): ...this. New function.
31434 (expand_block_move_4): Use the appropriate libfunc.
31435 (expand_block_move_2): Likewise.
31436 (expand_block_move_1): Likewise.
31437 (expand_block_set_4): Likewise.
31438 (expand_block_set_2): Likewise.
31439 (expand_block_set_1): Likewise.
31440 (visium_trampoline_init): Likewise.
31442 2016-02-17 Nick Clifton <nickc@redhat.com>
31444 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
31445 TI's devices.csv file as of March 2016.
31447 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
31450 * opts-global.c (handle_common_deferred_options): Introduce and
31451 initialize two global variables to remember command-line options
31452 specifying a stack-limiting register.
31453 * opts.h: Add extern declarations of the two new global variables.
31454 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
31455 variable based on the values of the two new global variables.
31457 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31460 * common.opt (Wnonnull-compare): New warning.
31461 * doc/invoke.texi (-Wnonnull): Remove text about comparison
31462 of arguments against NULL.
31463 (-Wnonnull-compare): Document.
31464 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
31465 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
31466 * passes.def (pass_warn_nonnull_compare): Add.
31467 * gimple-ssa-nonnull-compare.c: New file.
31469 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31471 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
31472 AARCH64_EXTRA_TUNE_RECIP_SQRT.
31474 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31476 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
31477 reciprocal sqrt for -mlow-precision-recip-sqrt.
31479 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31480 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31482 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
31483 always use lane loads to construct non-constant vectors.
31485 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31487 * config/aarch64/aarch64.md
31488 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
31489 constraints for operand 3.
31490 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
31492 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31493 Richard Biener <rguenther@suse.de>
31495 PR tree-optimization/69820
31496 * tree-vect-patterns.c (type_conversion_p): Return false if
31497 *orig_type is unsigned single precision or boolean.
31498 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
31501 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31503 PR rtl-optimization/69764
31504 PR rtl-optimization/69771
31505 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
31506 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
31508 2016-02-16 Richard Biener <rguenther@suse.de>
31510 PR tree-optimization/69776
31511 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
31513 (indirect_refs_may_alias_p): Likewise.
31514 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
31515 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
31516 according to tbaa_p.
31517 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
31518 (optimize_stmt): For redundant store discovery do not allow tbaa.
31520 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
31522 PR tree-optimization/69714
31523 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
31524 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
31526 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
31528 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
31529 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
31530 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
31531 * config/arc/arc.c (arc_init): Check FPU options.
31532 (get_arc_condition_code): Handle new CC_FPU* modes.
31533 (arc_select_cc_mode): Likewise.
31534 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
31535 register pair only. Allow access for ARCv2 accumulator.
31536 (gen_compare_reg): Whenever we have FPU support use FPU compare
31538 (arc_reorg): Don't generate brcc insns when FPU compare
31539 instructions are involved.
31540 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
31541 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
31542 floating point emulation.
31543 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
31544 (REVERSE_CONDITION): Add new CC_FPU* modes.
31545 (TARGET_FP_SP_BASE): Define.
31546 (TARGET_FP_DP_BASE): Likewise.
31547 (TARGET_FP_SP_FUSED): Likewise.
31548 (TARGET_FP_DP_FUSED): Likewise.
31549 (TARGET_FP_SP_CONV): Likewise.
31550 (TARGET_FP_DP_CONV): Likewise.
31551 (TARGET_FP_SP_SQRT): Likewise.
31552 (TARGET_FP_DP_SQRT): Likewise.
31553 (TARGET_FP_DP_AX): Likewise.
31554 * config/arc/arc.md (ARCV2_ACC): New constant.
31555 (type): New fpu type attribute.
31556 (SDF): Conditional iterator.
31557 (cstore<mode>, cbranch<mode>): Change expand condition.
31558 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
31559 handles FPU/FPX cases as well.
31560 * config/arc/arc.opt (mfpu): New option.
31561 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
31563 (adddf3, muldf3, subdf3): Removed.
31564 * config/arc/predicates.md (proper_comparison_operator): Recognize
31566 * config/arc/fpu.md: New file.
31567 * doc/invoke.texi (ARC Options): Document mfpu option.
31569 2016-02-16 Richard Biener <rguenther@suse.de>
31571 PR rtl-optimization/69291
31572 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
31573 noce_operand_ok check.
31575 2016-02-16 Tom de Vries <tom@codesourcery.com>
31578 * omp-low.c (simd_clone_create): Remove call to
31579 symtab->call_cgraph_insertion_hooks.
31581 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31583 PR tree-optimization/69802
31584 * tree-ssa-reassoc.c (update_range_test): If op is
31585 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
31586 op == 1 test of precision 1 integral op, otherwise handle
31587 that case as op itself. Fix up formatting.
31588 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
31591 2016-02-16 Richard Biener <rguenther@suse.de>
31593 PR tree-optimization/69586
31594 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
31595 types for conversion sources.
31597 2016-02-16 Richard Biener <rguenther@suse.de>
31599 PR middle-end/69801
31600 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
31601 mask OEP_ADDRESS_OF.
31603 2016-02-16 Alan Modra <amodra@gmail.com>
31606 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
31607 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
31608 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
31610 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
31611 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
31612 (p8_fmrgow_<mode>): Likewise.
31613 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
31615 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
31616 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
31617 to use movdi_internal64. Remove op0_di.
31618 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
31620 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
31622 Add support for the FCCMP insn types
31624 * config/aarch64/aarch64.md (fccmp): Change insn type.
31625 (fccmpe): Likewise.
31626 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
31627 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
31628 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
31629 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
31630 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
31631 * config/arm/types.md (fccmps): Add new insn type.
31632 (fccmpd): Likewise.
31634 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
31636 * alias.c (get_alias_set): Fix a typo in comment.
31638 2016-02-15 Richard Biener <rguenther@suse.de>
31640 PR tree-optimization/69595
31641 * match.pd: Complete range test simplification to true.
31643 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
31645 PR rtl-optimization/69648
31646 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
31647 pic_offset_table_rtx.
31649 PR rtl-optimization/69752
31650 * ira.c (update_equiv_regs): When looking for more than a single SET,
31651 also take other side effects into account.
31653 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
31655 * config/s390/s390.c (s390_function_profiler): Add a new sequence
31656 for z900+ CPUs in 31-bit mode.
31658 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
31660 * common/config/s390/s390-common.c (s390_supports_split_stack):
31662 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
31663 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
31664 * config/s390/s390.c (struct machine_function): New field
31665 split_stack_varargs_pointer.
31666 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
31667 in s390_emit_prologue.
31668 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
31670 (morestack_ref): New global.
31671 (SPLIT_STACK_AVAILABLE): New macro.
31672 (s390_expand_split_stack_prologue): New function.
31673 (s390_live_on_entry): New function.
31674 (s390_va_start): Use split-stack vararg pointer if appropriate.
31675 (s390_asm_file_end): Emit the split-stack note sections.
31676 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
31677 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
31678 (UNSPECV_SPLIT_STACK_CALL): New unspec.
31679 (UNSPECV_SPLIT_STACK_DATA): New unspec.
31680 (split_stack_prologue): New expand.
31681 (split_stack_space_check): New expand.
31682 (split_stack_data): New insn.
31683 (split_stack_call): New expand.
31684 (split_stack_call_*): New insn.
31685 (split_stack_cond_call): New expand.
31686 (split_stack_cond_call_*): New insn.
31688 2016-02-15 Richard Biener <rguenther@suse.de>
31690 PR tree-optimization/69783
31691 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
31692 Add trivially correct cases.
31694 2016-02-15 Tom de Vries <tom@codesourcery.com>
31697 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
31699 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
31701 2016-02-15 Richard Biener <rguenther@suse.de>
31703 PR tree-optimization/69776
31704 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
31705 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
31706 indicate whether we can use TBAA to disambiguate against stores.
31707 Use alias-set zero if not.
31708 (visit_reference_op_store): Do not use TBAA when looking up
31710 * tree-ssa-pre.c (compute_avail): Use TBAA here.
31711 (eliminate_dom_walker::before_dom_children): But not when looking
31712 up redundant stores.
31714 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
31716 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
31718 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
31720 * config/i386/znver1.md
31721 (znver1_pop, znver1_pop_mem,
31722 znver1_load_imov_double_store,
31723 znver1_load_imov_direct_store,
31724 znver1_load_imov_direct_load,
31725 znver1_load_imov_double_load): Add new.
31726 (znver1_insn, znver1_insn_load): Add icmov type.
31727 (znver1_sseavx_fma,
31728 znver1_sseavx_fma_load,
31730 znver1_avx256_fma_load): Fix pipe usage.
31732 2016-02-14 Alan Modra <amodra@gmail.com>
31735 * reload.c (find_reloads_address_1): For pre/post-inc/dec
31736 with an invalid hard reg, reload just the reg not the entire
31737 pre/post-inc/dec address expression.
31739 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
31742 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
31743 fixed R1_REG scratch reg.
31744 (sibcall_value_pcrel_fdpic): Likewise.
31746 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
31750 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
31752 2016-02-12 Walter Lee <walt@tilera.com>
31754 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
31755 * config/tilegx/t-tilegx: Likewise.
31757 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31760 * diagnostic-show-locus.c (struct line_span): New struct.
31761 (layout::get_first_line): Delete.
31762 (layout::get_last_line): Delete.
31763 (layout::get_num_line_spans): New member function.
31764 (layout::get_line_span): Likewise.
31765 (layout::print_heading_for_line_span_index_p): Likewise.
31766 (layout::get_expanded_location): Likewise.
31767 (layout::calculate_line_spans): Likewise.
31768 (layout::m_first_line): Delete.
31769 (layout::m_last_line): Delete.
31770 (layout::m_line_spans): New field.
31771 (layout::layout): Update comment. Replace m_first_line and
31772 m_last_line with m_line_spans, replacing their initialization
31773 with a call to calculate_line_spans.
31774 (diagnostic_show_locus): When printing source lines and
31775 annotations, rather than looping over a single span
31776 of lines, instead loop over each line_span within
31777 the layout, with an inner loop over the lines within them.
31778 Call the context's start_span callback when changing line spans.
31779 * diagnostic.c (diagnostic_initialize): Initialize start_span.
31780 (diagnostic_build_prefix): Break out the building of the location
31781 part of the string into...
31782 (diagnostic_get_location_text): ...this new function, rewriting
31783 it from nested ternary expressions to a sequence of "if"
31785 (default_diagnostic_start_span_fn): New function.
31786 * diagnostic.h (diagnostic_start_span_fn): New typedef.
31787 (diagnostic_context::start_span): New field.
31788 (default_diagnostic_start_span_fn): New prototype.
31790 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31793 * gcc.c (driver::finalize): Fix cleanup of "specs".
31795 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31799 * gcc.c (driver::driver): Initialize m_option_suggestions.
31800 (driver::~driver): Clean up m_option_suggestions.
31801 (suggest_option): Convert to...
31802 (driver::suggest_option): ...this, and split out into
31803 driver::build_option_suggestions and find_closest_string.
31804 (driver::build_option_suggestions): New function, from
31805 first half of suggest_option. Special-case
31806 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
31807 the sanitizer_opts array. For options of enum types, add the
31808 various enum values to the candidate strings.
31809 (driver::handle_unrecognized_options): Remove "const".
31810 * gcc.h (driver::handle_unrecognized_options): Likewise.
31811 (driver::build_option_suggestions): New decl.
31812 (driver::suggest_option): New decl.
31813 (driver::m_option_suggestions): New field.
31814 * opts-common.c (add_misspelling_candidates): New function.
31815 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
31816 and make non-static.
31817 * opts.h (sanitizer_opts): New array decl.
31818 (add_misspelling_candidates): New function decl.
31819 * spellcheck.c (find_closest_string): New function.
31820 * spellcheck.h (find_closest_string): New function decl.
31822 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31824 PR rtl-optimization/69764
31825 PR rtl-optimization/69771
31826 * optabs.c (expand_binop_directly): For shift_optab_p, force
31827 convert_modes with VOIDmode if xop1 has VOIDmode.
31829 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
31832 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
31833 to correctly determine instrumentation thunks.
31835 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31838 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
31839 type by reference, force lhs on the call.
31842 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
31843 Compute retval and retbnd early in all cases if split_part_return_p
31844 and return_bb is not EXIT. Remove all clobber stmts and reset
31845 all debug stmts that refer to SSA_NAMEs defined in split part,
31846 except if it is retval, in that case replace the old retval with the
31847 lhs of the call to the split part.
31849 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31852 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31854 PR middle-end/66726
31855 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
31856 whose result is used in PHI.
31857 (maybe_optimize_range_tests): Likewise.
31858 (final_range_test_p): Likweise.
31860 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31862 PR middle-end/66726
31863 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
31864 whose result is used in PHI.
31865 (maybe_optimize_range_tests): Likewise.
31866 (final_range_test_p): Likweise.
31868 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31870 * cgraph.c: Spelling fixes - behaviour -> behavior and
31871 neighbour -> neighbor.
31872 * target.def: Likewise.
31873 * sel-sched.c: Likewise.
31874 * config/mips/mips.c: Likewise.
31875 * config/arc/arc.md: Likewise.
31876 * config/arm/cortex-a57.md: Likewise.
31877 * config/arm/arm.c: Likewise.
31878 * config/arm/neon.md: Likewise.
31879 * config/arm/arm-c.c: Likewise.
31880 * config/vms/vms-c.c: Likewise.
31881 * config/s390/s390.c: Likewise.
31882 * config/i386/znver1.md: Likewise.
31883 * config/i386/i386.c: Likewise.
31884 * config/ia64/hpux-unix2003.h: Likewise.
31885 * config/msp430/msp430.md: Likewise.
31886 * config/rx/rx.c: Likewise.
31887 * config/rx/rx.md: Likewise.
31888 * config/aarch64/aarch64-simd.md: Likewise.
31889 * config/aarch64/aarch64.c: Likewise.
31890 * config/nvptx/nvptx.c: Likewise.
31891 * config/bfin/bfin.c: Likewise.
31892 * config/cris/cris.opt: Likewise.
31893 * config/rs6000/rs6000.c: Likewise.
31894 * target.h: Likewise.
31895 * spellcheck.c: Likewise.
31896 * ira-build.c: Likewise.
31897 * tree-inline.c: Likewise.
31898 * builtins.c: Likewise.
31899 * lra-constraints.c: Likewise.
31900 * explow.c: Likewise.
31901 * hwint.h: Likewise.
31902 * targhooks.c: Likewise.
31903 * tree-vect-data-refs.c: Likewise.
31904 * expr.c: Likewise.
31905 * doc/tm.texi: Likewise.
31906 * doc/extend.texi: Likewise.
31907 * doc/install.texi: Likewise.
31908 * doc/md.texi: Likewise.
31909 * tree-ssa-tail-merge.c: Likewise.
31910 * sched-int.h: Likewise.
31911 * match.pd: Likewise.
31912 * sched-ebb.c: Likewise.
31913 * target.def (omit_struct_return_reg): Likewise.
31914 * gimple-ssa-isolate-paths.c: Likewise.
31915 (find_implicit_erroneous_behaviour): Renamed to...
31916 (find_implicit_erroneous_behavior): ... this.
31917 (find_explicit_erroneous_behaviour): Renamed to...
31918 (find_explicit_erroneous_behavior): ... this.
31919 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
31921 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
31923 PR rtl-optimization/64682
31924 PR rtl-optimization/69567
31925 PR rtl-optimization/69737
31926 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
31927 in I2 as well, just lose it.
31929 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31931 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
31933 (aarch64_last_printed_tune_string): Likewise.
31934 (aarch64_declare_function_name): Only output .arch assembler
31935 directive if it will be different from the previously output
31936 directive. Same for .tune comment but only if -dA is set.
31937 (aarch64_start_file): New function.
31938 (TARGET_ASM_FILE_START): Define.
31940 2016-02-11 David Malcolm <dmalcolm@redhat.com>
31943 * Makefile.in (PLUGIN_HEADERS): Add params.list.
31945 2016-02-11 Jakub Jelinek <jakub@redhat.com>
31948 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
31949 -Wmaybe-uninitialized warning.
31951 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
31954 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
31956 2016-02-11 Richard Biener <rguenther@suse.de>
31958 PR rtl-optimization/69291
31959 * ifcvt.c (noce_try_store_flag_constants): Do not allow
31960 subexpressions affected by changing the result.
31962 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
31965 * lra-constraints.c (curr_insn_transform): Find in/out operands
31966 for secondary memory moves. Update dups.
31968 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
31970 PR tree-optimization/69652
31971 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
31972 to nested loop, did source re-formatting, skip debug statements,
31973 add check on statement with volatile operand, remove dead scalar
31976 2016-02-10 Jakub Jelinek <jakub@redhat.com>
31977 Patrick Palka <ppalka@gcc.gnu.org>
31981 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
31982 calls if the return type is TREE_ADDRESSABLE.
31983 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
31984 * ipa-split.c (split_function): Fix doubled "we" in comment.
31985 Use void return type for the split part even if
31986 !split_point->split_part_set_retval.
31988 2016-02-10 Bin Cheng <bin.cheng@arm.com>
31990 PR tree-optimization/68021
31991 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
31992 when computing the value of biv cand by itself.
31994 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
31996 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
31997 (cortexa57_tunings): Likewise.
31998 (cortexa72_tunings): Likewise.
31999 (arch_macro_fusion_pair_p): Add support for AES fusion.
32000 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
32001 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
32002 Allow virtual registers before reload so early scheduling works.
32003 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
32004 correct latency and pipeline.
32005 (cortex_a57_crypto_complex): Likewise.
32006 (cortex_a57_crypto_xor): Likewise.
32007 (define_bypass): Add AES bypass.
32009 2016-02-10 Richard Biener <rguenther@suse.de>
32011 PR tree-optimization/69726
32012 * passes.def: Add DCE pass before late uninit.
32013 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
32014 really fixup if-conversions job.
32016 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
32018 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
32019 (arm_cortex_a57_tune): Likewise.
32020 (aarch_macro_fusion_pair_p): Add support for AES fusion.
32021 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
32023 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
32025 * timevar.def (TV_PHASE_DBGINFO): Delete.
32026 (TV_PHASE_CHECK_DBGINFO): Likewise.
32027 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
32029 2016-02-10 Richard Biener <rguenther@suse.de>
32031 PR tree-optimization/69719
32032 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
32033 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
32035 2016-02-09 Andrew Pinski <apinski@cavium.com>
32038 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
32039 get_vcond_mask_icode returns false.
32041 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
32044 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
32045 an ADDIS that adds a pointer to a large constant that sets the
32046 upper16 bits with a load operation.
32048 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
32051 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
32053 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
32055 (vzipq_s16): Likewise.
32056 (vzipq_s32): Likewise.
32057 (vzipq_f32): Likewise.
32058 (vzipq_u8): Likewise.
32059 (vzipq_u16): Likewise.
32060 (vzipq_u32): Likewise.
32061 (vzipq_p8): Likewise.
32062 (vzipq_p16): Likewise.
32064 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
32067 * config/arm/arm.c (neon_endian_lane_map): New function.
32068 (neon_vector_pair_endian_lane_map): New function.
32069 (arm_evpc_neon_vuzp): Allow for big endian lane order.
32070 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
32072 (vuzpq_s16): Likewise.
32073 (vuzpq_s32): Likewise.
32074 (vuzpq_f32): Likewise.
32075 (vuzpq_u8): Likewise.
32076 (vuzpq_u16): Likewise.
32077 (vuzpq_u32): Likewise.
32078 (vuzpq_p8): Likewise.
32079 (vuzpq_p16): Likewise.
32081 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
32084 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
32087 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
32089 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
32090 truncate const_int operand 1 to QImode.
32092 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
32094 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
32095 corresponding to an abnormal edge.
32097 2016-02-09 Tom de Vries <tom@codesourcery.com>
32099 PR tree-optimization/69599
32100 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
32102 (find_func_aliases_for_builtin_call, find_func_clobbers)
32103 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
32106 2016-02-09 Richard Biener <rguenther@suse.de>
32108 PR tree-optimization/69715
32109 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
32110 LHS on calls as non-rewritable.
32112 2016-02-09 Tom de Vries <tom@codesourcery.com>
32115 * lto-wrapper.c (append_diag_options): New function.
32116 (compile_offload_image): Call append_diag_options.
32118 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
32121 * doc/extend.texi (Flag Output Operands): Correct sectioning.
32122 Minor copy-edit to fix verb tenses.
32124 2016-02-08 Jakub Jelinek <jakub@redhat.com>
32126 PR tree-optimization/69209
32127 * ipa-split.c (split_function): If split part is not
32128 returning retval, retval has gimple type but is not
32129 gimple value, force it into a SSA_NAME first.
32131 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
32133 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
32136 2016-02-08 Jason Merrill <jason@redhat.com>
32139 * convert.c (convert_to_integer_1): Check dofold on truncation
32141 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
32142 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
32143 Rename from *_nofold.
32144 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
32145 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
32147 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
32150 * tree.c (build_common_tree_nodes): Remove short_double argument.
32151 All callers changed.
32152 * tree.h (build_common_tree_nodes): Adjust declaration.
32153 * doc/invoke.texi (-fshort-double): Remove documentation.
32154 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
32155 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
32156 * lto-wrapper.c (merge_and_complain, append_compiler_options)
32157 (append_linker_options): Don't handle OPT_fshort_double.
32159 PR rtl-optimization/68730
32160 * lra-remat.c (insn_to_cand_activation): New static variable.
32161 (lra_remat): Allocate and free it.
32162 (create_cand): New arg activation. Initialize a field in
32163 insn_to_cand_activation if it is nonnull.
32164 (create_cands): Pass the activation insn to create_cand when making
32165 a candidate involving an output reload. Reorganize code a little.
32166 (do_remat): Keep track of active status of candidates in a separate
32169 2016-02-08 Richard Biener <rguenther@suse.de>
32171 PR tree-optimization/69719
32172 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
32173 Properly use absolute of the difference of the two offsets to
32174 compare or adjust the segment length.
32176 2016-02-08 Richard Biener <rguenther@suse.de>
32177 Jeff Law <law@redhat.com>
32180 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
32181 types for anonymous SSA names.
32183 2016-02-08 Richard Biener <rguenther@suse.de>
32185 PR rtl-optimization/69274
32186 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
32188 2016-02-08 Jeff Law <law@redhat.com>
32190 PR tree-optimization/65917
32191 * tree-ssa-dom.c (record_temporary_equivalences): Record both
32192 equivalences from if (x == y) style conditionals.
32193 (loop_depth_of_name): Remove.
32194 (record_equality): Remove loop depth check.
32195 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
32196 (const_and_copies::record_const_or_copy_raw): New member function.
32197 * tree-ssa-scopedtables.c
32198 (const_and_copies::record_const_or_copy_raw): New, factored out of
32199 (const_and_copies::record_const_or_copy): Call new member function.
32201 2016-02-05 Jeff Law <law@redhat.com>
32203 PR tree-optimization/68541
32204 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
32205 (count_stmts_in_block): New function.
32206 (poor_ifcvt_candidate_code): Likewise.
32207 (is_feasible_trace): Add some heuristics to determine when path
32208 splitting is profitable.
32209 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
32210 is a diamond with a single exit.
32212 2016-02-05 Martin Sebor <msebor@redhat.com>
32215 * doc/invoke.texi: Update -Wplacement-new to take an optional
32218 2016-02-06 Richard Henderson <rth@redhat.com>
32221 * tree.c (tree_nop_conversion_p): Do not strip casts into or
32222 out of non-standard address spaces.
32224 2016-02-05 Jakub Jelinek <jakub@redhat.com>
32226 PR rtl-optimization/69691
32227 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
32229 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
32231 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
32232 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
32233 (*ieee128_mfvsrd_64bit): Likewise.
32234 (*ieee128_mfvsrd_32bit): Likewise.
32236 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
32240 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32242 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
32243 instrumented_version.
32245 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
32247 * doc/invoke.texi (Optimize Options): In table of --param options
32248 rename second occurrence of tracer-min-branch-ratio to
32249 tracer-min-branch-probability, rename
32250 tracer-min-branch-ratio-feedback to
32251 tracer-min-branch-probability-feedback and clarify description,
32252 rename sched-spec-state-edge-prob-cutoff to
32253 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
32254 to selsched-insns-to-rename, rename lto-minpartition to
32255 lto-min-partition, delete reorder-blocks-duplicate and
32256 reorder-blocks-duplicate-feedback.
32258 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32260 * config/s390/s390.c (s390_register_info_set_ranges): Remove
32263 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
32265 * doc/extend.texi: S/390: Correct some typos.
32267 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32269 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
32271 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32274 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
32275 (s390_register_info_gprtofpr): Use new macros above.
32276 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
32278 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
32279 its name. Adjust restore and save gpr ranges.
32280 (s390_register_info_set_ranges): New function.
32281 (s390_register_info): Use new macros above. Call
32282 s390_register_info_set_ranges.
32283 (s390_optimize_register_info): Likewise.
32284 (s390_hard_regno_rename_ok): Use new macros.
32285 (s390_hard_regno_scratch_ok): Likewise.
32286 (s390_emit_epilogue): Likewise.
32287 (s390_can_use_return_insn): Likewise.
32288 (s390_optimize_prologue): Likewise.
32289 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
32291 2016-02-05 Jakub Jelinek <jakub@redhat.com>
32294 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
32296 (ix86_option_override_internal): Disable TARGET_STV even for
32297 -m{incoming,preferred}-stack-boundary=3.
32299 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
32301 * config.gcc: Mark deprecated rtems targets as obsolete.
32303 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
32305 PR rtl-optimization/64682
32306 PR rtl-optimization/69567
32307 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
32308 before I2 only if the register is both used and set in I2.
32310 2016-02-04 DJ Delorie <dj@redhat.com>
32312 * config/msp430/msp430.c (msp430_start_function): Add function type.
32314 2016-02-04 Jakub Jelinek <jakub@redhat.com>
32317 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
32319 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
32321 PR rtl-optimization/69577
32323 2015-10-29 Richard Henderson <rth@redhat.com>
32327 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
32328 sse check to the exact conditions of PR 67609.
32330 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
32333 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
32334 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
32335 not allowed into the traditional Altivec registers.
32336 (movtd_64bit_nodm): Likewise.
32337 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
32339 2016-02-04 David Malcolm <dmalcolm@redhat.com>
32341 * config/aarch64/cortex-a57-fma-steering.c
32342 (aarch64_register_fma_steering): Remove "static" from arguments
32345 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
32348 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
32349 twice when complex.
32351 2016-02-04 Mike Frysinger <vapier@gentoo.org>
32353 * doc/invoke.texi: Delete -mno-fma4.
32355 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
32357 PR rtl-optimization/69577
32358 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
32359 (find_subregs_of_mode): Update accordingly. Iterate over partial
32362 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
32364 * config/arm/arm-protos.h (neon_reinterpret): Remove.
32365 * config/arm/arm.c (neon_reinterpret): Remove.
32366 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
32367 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
32368 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
32369 vreinterpretti): Remove.
32370 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
32371 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
32372 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
32373 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
32374 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
32375 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
32376 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
32377 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
32378 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
32379 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
32380 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
32381 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
32382 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
32383 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
32384 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
32385 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
32386 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
32387 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
32388 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
32389 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
32390 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
32391 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
32392 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
32393 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
32394 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
32395 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
32396 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
32397 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
32398 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
32399 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
32400 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
32401 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
32402 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
32403 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
32404 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
32405 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
32406 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
32407 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
32408 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
32409 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
32410 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
32411 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
32412 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
32413 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
32414 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
32415 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
32416 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
32417 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
32418 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
32419 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
32420 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
32421 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
32422 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
32423 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
32424 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
32425 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
32426 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
32427 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
32428 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
32429 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
32430 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
32431 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
32432 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
32433 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
32434 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
32435 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
32436 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
32437 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
32438 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
32439 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
32440 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
32441 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
32442 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
32443 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
32444 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
32445 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
32446 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
32447 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
32448 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
32449 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
32450 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
32451 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
32452 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
32453 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
32454 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
32455 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
32456 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
32457 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
32458 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
32459 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
32460 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
32461 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
32462 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
32463 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
32464 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
32465 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
32466 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
32467 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
32468 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
32469 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
32470 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
32471 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
32472 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
32474 2016-02-04 Martin Liska <mliska@suse.cz>
32477 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
32478 that are gimple_store_p.
32479 (maybe_instrument_call): Likewise.
32481 2016-02-04 Bin Cheng <bin.cheng@arm.com>
32483 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
32484 register scaling out of memory reference and comment why.
32486 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32490 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
32491 folding the source of a SET.
32493 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32497 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
32498 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
32500 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
32504 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
32507 2016-02-04 Christian Bruel <christian.bruel@st.com>
32509 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
32510 * config/arm/arm.c (arm_set_current_function): Likewise.
32512 2016-02-04 Jakub Jelinek <jakub@redhat.com>
32513 Ilya Enkovich <enkovich.gnu@gmail.com>
32514 H.J. Lu <hongjiu.lu@intel.com>
32517 * config/i386/i386.c (convert_scalars_to_vector): Remove
32518 stack alignment fixes.
32519 (ix86_option_override_internal): Disable TARGET_STV if stack
32520 might not be aligned enough.
32521 (ix86_minimum_alignment): Assert that TARGET_STV is false.
32523 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
32525 * config/i386/x86-tune.def: Disable default prefetching
32528 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
32529 Vladimir Makarov <vmakarov@redhat.com>
32532 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
32533 in validating fused toc addresses.
32535 2016-02-03 Jakub Jelinek <jakub@redhat.com>
32538 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
32539 range->m_caret fields if range->m_show_caret_p is false.
32542 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
32543 Force oldval into register if it does not satisfy reg_or_short_operand
32544 predicate. Fix up formatting.
32546 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
32547 Alexandre Oliva <aoliva@redhat.com>
32550 * lra-constraints.c (simplify_operand_subreg): Check additionally
32551 address validity after potential reloading.
32552 (process_address_1): Check insns validity. In case of failure do
32555 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
32558 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
32561 2016-02-02 Jakub Jelinek <jakub@redhat.com>
32563 * wide-int.cc (canonize_uhwi): New function.
32564 (wi::divmod_internal): Use it.
32566 2016-02-02 James Norris <jnorris@codesourcery.com>
32568 * gimplify.c (omp_notice_variable): Add usage check.
32570 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
32572 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
32573 like LE, GE, LT, GT when emitting relational operator.
32575 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
32577 * ira-costs.c (find_costs_and_classes): Add extra argument.
32578 * target.def (ira_change_pseudo_allocno_class): Add parameter.
32579 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
32580 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
32581 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
32582 Add best_class parameter, and return it if not ALL_REGS.
32583 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
32585 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
32586 Update target hook.
32588 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
32590 * config/aarch64/aarch64.c
32591 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
32592 (aarch64_ira_change_pseudo_allocno_class): New function.
32594 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
32597 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
32599 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
32601 * config/avr/avr.c (avr_option_override): Set
32602 PARAM_ALLOW_STORE_DATA_RACES to 1.
32604 2016-02-02 Richard Biener <rguenther@suse.de>
32606 PR tree-optimization/69595
32607 * match.pd: Add range test simplifications to true/false.
32609 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
32611 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
32612 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
32615 2016-02-02 Richard Biener <rguenther@suse.de>
32617 PR tree-optimization/69606
32618 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
32619 info on the result before moving a stmt.
32621 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
32623 PR middle-end/68542
32624 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
32625 branch with vector comparison.
32626 * config/i386/sse.md (VI48_AVX): New mode iterator.
32627 (define_expand "cbranch<mode>4): Add support for conditional branch
32628 with vector comparison.
32629 * tree-vect-loop.c (optimize_mask_stores): New function.
32630 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
32631 has_mask_store field of vect_info.
32632 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
32633 vectorized loops having masked stores after vec_info destroy.
32634 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
32635 correspondent macros.
32636 (optimize_mask_stores): Add prototype.
32638 2016-02-02 Alan Modra <amodra@gmail.com>
32641 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
32644 2016-02-02 Alan Modra <amodra@gmail.com>
32647 * config/rs6000/rs6000.c (need_toc_init): New var, set it
32648 whenever toc_label_name used.
32649 (rs6000_file_start): Don't set up toc section here,
32650 (rs6000_output_function_epilogue): do so here instead,
32651 (rs6000_xcoff_file_start): and here.
32652 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
32653 (load_toc_aix_di): Likewise.
32655 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32657 PR rtl-optimization/69592
32658 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
32659 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
32660 (num_sign_bit_copies_binary_arith_p): New inline function.
32661 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
32663 2016-02-01 Jeff Law <law@redhat.com>
32665 PR tree-optimization/69580
32666 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
32667 * tree-ssa-threadbackward.c
32668 (fsm_find_control_statement_thread_paths): Do not try to walk
32669 through large PHI nodes.
32671 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32673 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
32674 when count is incremented above limit, don't analyze further
32677 * omp-low.c (oacc_parse_default_dims): Avoid
32678 -Wsign-compare warning, make sure value fits into int
32679 rather than just unsigned int.
32681 2016-02-01 Bin Cheng <bin.cheng@arm.com>
32683 PR tree-optimization/67921
32684 * fold-const.c (split_tree): New parameters. Convert pointer
32685 type variable part to proper type before negating.
32686 (fold_binary_loc): Pass new arguments to split_tree.
32688 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
32690 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
32691 (nvptx_goacc_validate_dims): Extend to handle global defaults.
32692 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
32693 * doc/tm.texti: Rebuilt.
32694 * doc/invoke.texi (fopenacc-dim): Document.
32695 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
32696 (append_compiler_options): Likewise.
32697 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
32698 (oacc_parse_default_dims): New.
32699 (oacc_validate_dims): Add USED arg. Select non-unity default when
32701 (oacc_loop_fixed_partitions): Return mask of used partitions.
32702 (oacc_loop_auto_partitions): Emit dump info.
32703 (oacc_loop_partition): Return mask of used partitions.
32704 (execute_oacc_device_lower): Parse default dimension arg. Adjust
32705 loop partitioning and validation calls.
32707 2016-02-01 Richard Biener <rguenther@suse.de>
32709 PR middle-end/69556
32710 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
32712 2016-02-01 Richard Biener <rguenther@suse.de>
32714 PR tree-optimization/69574
32715 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
32716 of asserting return chrec_dont_know.
32718 2016-02-01 Martin Liska <mliska@suse.cz>
32720 * mem-stats-traits.h: Add copyright header.
32721 * mem-stats.h: Likewise.
32723 2016-02-01 Richard Biener <rguenther@suse.de>
32725 PR tree-optimization/69579
32726 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
32727 Do not propagate through abnormal PHI results.
32729 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
32731 * postreload.c (reload_cse_simplify): Remove dead code.
32733 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32735 PR rtl-optimization/69570
32736 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
32737 if there is more than one set, not if there is a single set.
32739 2016-02-01 Richard Henderson <rth@redhat.com>
32742 * combine.c (make_compound_operation): When looking through a
32743 subreg, make sure to re-extend to the width of the outer mode.
32745 2016-01-30 Jakub Jelinek <jakub@redhat.com>
32747 PR tree-optimization/69546
32748 * wide-int.cc (wi::divmod_internal): For unsigned division
32749 where both operands fit into uhwi, if o1 is 1 and o0 has
32750 msb set, if divident_prec is larger than bits per hwi,
32751 clear another quotient word and return 2 instead of 1.
32752 Similarly for remainder with msb in HWI set, if dividend_prec
32753 is larger than bits per hwi.
32755 2016-01-29 Martin Jambor <mjambor@suse.cz>
32757 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
32758 Use short lowercase names.
32759 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
32760 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
32761 acq_rel one. Protect warning agains segfaults if
32762 get_memory_order_name returns NULL.
32763 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
32764 with release semantics. Do not warn if get_memory_order already did.
32765 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
32766 semantics. Fix check for relaxed or acquire semantics. Do not warn
32767 if get_memory_order already did.
32769 2016-01-29 Sebastian Pop <s.pop@samsung.com>
32771 * doc/install.texi: Document that isl-0.16 is supported.
32773 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
32776 * config/i386/constraints.md (Bm): Describe as special memory
32778 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
32779 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32780 * genpreds.c (struct constraint_data): Add is_special_memory.
32781 (have_special_memory_constraints, special_memory_start): New
32783 (special_memory_end): Ditto.
32784 (add_constraint): Add new arg is_special_memory. Add code to
32785 process its true value. Update have_special_memory_constraints.
32786 (process_define_constraint): Pass the new arg.
32787 (process_define_register_constraint): Ditto.
32788 (choose_enum_order): Process special memory.
32789 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
32790 function insn_extra_special_memory_constraint.
32791 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32792 * gensupport.c (process_rtx): Process
32793 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32794 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
32795 * ira-lives.c (single_reg_class): Use
32796 insn_extra_special_memory_constraint.
32797 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
32798 * lra-constraints.c (process_alt_operands): Ditto.
32799 (curr_insn_transform): Use insn_extra_special_memory_constraint.
32800 * recog.c (asm_operand_ok, preprocess_constraints): Process
32802 * reload.c (find_reloads): Ditto.
32803 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
32804 * stmt.c (parse_input_constraint): Use
32805 insn_extra_special_memory_constraint.
32807 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
32810 * lra-splill.c (lra_final_code_change): Revert r229087 by
32811 removing all sub-registers.
32813 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
32816 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
32818 2016-01-29 Jakub Jelinek <jakub@redhat.com>
32821 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
32822 SSE1, copy target into the temporary reg first before recursing
32825 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
32827 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
32830 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
32832 * ginclude/stdarg.h: Test __cplusplus instead of
32833 __GXX_EXPERIMENTAL_CXX0X__.
32835 2016-01-29 Richard Biener <rguenther@suse.de>
32837 PR tree-optimization/69547
32838 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
32839 Do not mark clobbers necessary.
32840 (mark_all_reaching_defs_necessary_1): Likewise.
32842 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
32844 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
32845 declaration name with %qs and print it in both error messages.
32846 Also fix indentation.
32848 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
32851 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
32852 trailing blank line from error message.
32854 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
32857 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
32860 2016-01-29 Richard Biener <rguenther@suse.de>
32862 PR middle-end/69537
32863 * match.pd: Allow all integral types when simplifying a
32864 widening or sign-changing conversion.
32866 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32868 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
32869 back to setting codegen_error to fail codegen.
32871 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
32874 * config/i386/constraints.md (C): Only accept constant zero operand.
32875 (BC): New constraint.
32876 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
32877 instead of C constraint.
32878 * doc/md.texi (Machine Constraints): Update description
32881 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
32884 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
32886 2016-01-28 Jakub Jelinek <jakub@redhat.com>
32888 PR middle-end/69542
32889 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
32892 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
32894 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
32895 branches if using guessed profile.
32897 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
32899 * graphite-optimize-isl.c (optimize_isl): Fix dump.
32901 2016-01-28 Richard Henderson <rth@redhat.com>
32904 * config/aarch64/aarch64-modes.def (CC_Cmode): New
32905 * config/aarch64/aarch64-protos.h: Update.
32906 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
32907 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
32908 (aarch64_get_condition_code_1): Handle CC_Cmode.
32909 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
32910 (*add<mode>3_compareC_cconly_imm): New.
32911 (*add<mode>3_compareC_cconly): New.
32912 (*add<mode>3_compareC_imm): New.
32913 (add<mode>3_compareC): New.
32914 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
32915 to be first. Use aarch64_carry_operation.
32916 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
32917 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
32918 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
32919 (subti3): Use subdi3_compare1.
32920 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
32921 (sub<mode>3_compare1): New.
32922 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
32923 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
32924 (*subsi3_carryin_uxtw): Likewise.
32925 (*ngc<mode>, *ngcsi_uxtw): Likewise.
32926 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
32927 * config/aarch64/iterators.md (DWI): New.
32928 * config/aarch64/predicates.md (aarch64_carry_operation): New.
32929 (aarch64_borrow_operation): New.
32931 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
32933 * graphite-optimize-isl.c (optimize_isl): Print a different debug
32934 message when isl does not return a valid schedule.
32936 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32938 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
32939 Remove comments from class declarations: they are already in the code
32942 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32944 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
32946 (ternary_op_to_tree): Same.
32947 (unary_op_to_tree): Same.
32948 (nary_op_to_tree): Same.
32949 (gcc_expression_from_isl_expr_op): Same.
32950 (gcc_expression_from_isl_expression): Same.
32951 (graphite_create_new_loop): Same.
32952 (graphite_create_new_loop_guard): Same.
32953 (build_iv_mapping): Same.
32954 (graphite_create_new_guard): Same.
32955 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
32956 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
32958 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32960 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
32961 instead of setting codegen_error to fail codegen.
32963 2016-01-28 Jason Merrill <jason@redhat.com>
32965 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
32967 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
32969 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
32970 Remove CONST_INT_P check in CCMP cost calculation.
32972 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
32974 * config/aarch64/aarch64.c (generic_vector_cost):
32975 Set vec_permute_cost.
32976 (cortexa57_vector_cost): Likewise.
32977 (exynosm1_vector_cost): Likewise.
32978 (xgene1_vector_cost): Likewise.
32979 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
32980 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
32981 Add vec_permute_cost entry.
32983 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
32985 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
32987 (add<mode>3_compare0): Likewise.
32988 (addsi3_compare0_uxtw): Likewise.
32989 (add<mode>3nr_compare0): Likewise.
32990 (compare_neg<mode>): Likewise.
32991 (<optab><mode>3): Likewise.
32993 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
32995 * tree-vect-stmts.c (vectorizable_comparison): Add
32996 NULL check for vectype.
32998 2016-01-28 Richard Biener <rguenther@suse.de>
33000 PR tree-optimization/69466
33001 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
33002 Account for PHIs we couldn't duplicate.
33004 2016-01-28 Martin Liska <mliska@suse.cz>
33007 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
33008 instead of ENABLE_VALGRIND_CHECKING.
33010 2016-01-27 Richard Henderson <rth@redhat.com>
33013 * lra-remat.c (subreg_regs): New.
33014 (dump_candidates_and_remat_bb_data): Dump it.
33015 (operand_to_remat): Reject if operand in subreg_regs.
33016 (set_bb_regs): Collect subreg_regs.
33017 (lra_remat): Init and free subreg_regs. Compute
33018 calculate_local_reg_remat_bb_data before create_cands.
33020 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
33023 * config/i386/i386.c (ix86_update_stack_boundary): Don't
33024 change stack_alignment_needed for __tls_get_addr call.
33026 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
33028 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
33030 2016-01-27 Jeff Law <law@redhat.com>
33032 PR tree-optimization/68398
33033 PR tree-optimization/69196
33034 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
33035 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
33036 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
33037 Only count PHIs in the last block in the path. The others will
33038 const/copy propagate away. Add heuristic to allow more irreducible
33039 subloops to be created when it is likely profitable to do so.
33041 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
33042 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
33043 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
33045 2016-01-27 Jakub Jelinek <jakub@redhat.com>
33048 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
33049 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
33050 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
33051 * tree-streamer-in.c: Include asan.h.
33052 (streamer_get_builtin_tree): For builtins in sanitizer
33053 range call initialize_sanitizer_builtins and retry.
33055 2016-01-27 Ian Lance Taylor <iant@google.com>
33057 * common.opt (fkeep-gc-roots-live): New undocumented option.
33058 * tree-ssa-loop-ivopts.c (add_candidate_1): If
33059 -fkeep-gc-roots-live, skip pointers.
33060 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
33063 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
33066 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
33067 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
33069 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
33072 * configure.ac: NetBSD provides SSP in its C library.
33073 * configure: Updated.
33075 2016-01-27 Richard Biener <rguenther@suse.de>
33077 PR tree-optimization/69166
33078 * tree-vect-loop.c (vect_is_simple_reduction): Always check
33079 reduction code for commutativity / associativity.
33081 2016-01-27 Martin Jambor <mjambor@suse.cz>
33083 PR tree-optimization/69355
33084 * tree-sra.c (analyze_access_subtree): Correct hole detection when
33085 total_scalarization fails.
33087 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
33089 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
33092 2016-01-27 Christian Bruel <christian.bruel@st.com>
33095 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
33096 Move arm_reset_previous_fndecl and set_target_option_current_node in
33097 the conditional part. Call save_restore_target_globals.
33098 * config/arm/arm.c (arm_set_current_function):
33099 Refactor to better support #pragma target and attribute mix.
33100 Call save_restore_target_globals.
33101 * config/arm/arm-protos.h (save_restore_target_globals): New function.
33103 2016-01-27 Martin Liska <mliska@suse.cz>
33105 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
33106 reference for an HSA kernel and its host function.
33108 2016-01-27 Jakub Jelinek <jakub@redhat.com>
33110 PR tree-optimization/69399
33111 * wide-int.h (wi::lrshift): For larger precisions, only
33112 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
33114 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
33116 * config/arc/predicates.md (proper_comparison_operator): Reject
33117 constant-constant comparison.
33119 2016-01-26 Tom de Vries <tom@codesourcery.com>
33121 PR tree-optimization/69110
33122 * tree-data-ref.c (initialize_data_dependence_relation): Handle
33123 DR_NUM_DIMENSIONS == 0.
33125 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
33126 Sebastian Pop <s.pop@samsung.com>
33128 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
33129 isl_ast_op_cond and isl_ast_op_select.
33130 (gcc_expression_from_isl_expr_op): Same.
33132 2016-01-26 Jason Merrill <jason@redhat.com>
33135 * tree.c (recompute_constructor_flags): Split out from
33137 (verify_constructor_flags): New.
33138 * tree.h: Declare them.
33140 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
33142 PR rtl-optimization/69217
33143 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
33144 are no TYPE_FIELDS set for the record type.
33146 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33149 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
33150 toc_label_name unconditionally.
33151 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
33152 SYMBOL_REF string. Use toc_label_name instead of constructing
33154 (rs6000_elf_declare_function_name): Use toc_label_name instead of
33155 constructing LCTOC1.
33157 2016-01-26 Martin Sebor <msebor@redhat.com>
33160 * doc/extend.texi (Common Type Attributes): Move text that talks about
33161 attribute packed from attribute aligned to the section discussing
33162 the former attribute for clarity.
33164 2016-01-26 Richard Henderson <rth@redhat.com>
33166 PR middle-end/60908
33167 * trans-mem.c (tm_region_init): Mark entry block as visited.
33169 2016-01-26 David Malcolm <dmalcolm@redhat.com>
33172 * diagnostic-show-locus.c (layout::print_source_line): Replace
33173 call to pp_newline with call to layout::print_newline.
33174 (layout::print_annotation_line): Likewise.
33175 (layout::move_to_column): Likewise.
33176 (layout::print_any_fixits): After printing any fixits, print a
33177 trailing newline, if necessary.
33178 (layout::print_newline): New method, resetting any colorization
33180 (diagnostic_show_locus): Move the pp_newline to before the
33181 early bailout. Remove dummy block enclosing the layout instance.
33182 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
33183 of pp_newline_and_flush with pp_flush.
33184 (diagnostic_append_note): Delete use of pp_newline.
33185 (diagnostic_append_note_at_rich_loc): Delete.
33186 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
33187 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
33188 when newline characters are added to the buffer.
33190 2016-01-26 Michael Matz <matz@suse.de>
33192 * configure.ac (ac_cv_std_swap_in_utility): New test.
33193 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
33194 * configure: Regenerate.
33195 * config.in: Regenerate.
33197 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
33199 * config/arc/arc.md (cstoresi4): Force operand into register.
33200 (arcset<code>): Fix predicate.
33201 (arcsetltu): Likewise.
33202 (arcsetgeu): Likewise.
33203 (arcsethi): Likewise.
33204 (arcsetls): Likewise.
33206 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33208 PR tree-optimization/69483
33209 * gimple-fold.c (canonicalize_constructor_val): Return NULL
33210 if base has error_mark_node type.
33212 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
33215 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
33216 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
33218 (vget_lane_f16): Handle big-endian.
33219 (vgetq_lane_f16): Likewise.
33220 (vset_lane_f16): Likewise.
33221 (vsetq_lane_f16): Likewise.
33222 * config/arm/iterators.md (VQXMOV): Add V8HF.
33223 (VDQ): Add V4HF and V8HF.
33224 (V_reg): Handle V4HF and V8HF.
33225 (Is_float_mode): Likewise.
33226 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
33227 neon_vdup_nv8hf): New patterns.
33228 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
33229 Use VD_LANE iterator.
33230 (neon_vld1_dup<mode>): Use VQ2 iterator.
33232 2016-01-26 Nathan Sidwell <nathan@acm.org>
33234 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
33235 (set_oacc_fn_attrib): Add IS_KERNEL arg.
33236 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
33237 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
33238 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
33239 (oacc_validate_dims): Add LEVEL arg, don't return level.
33240 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
33241 oacc_validate_dims.
33242 (execute_oacc_device_lower): Adjust, add more dump output.
33243 * tree-ssa-loop.c (gate_oacc_kernels): Use
33244 oacc_fn_attrib_kernels_p.
33245 * tree-parloops.c (create_parallel_loop): Adjust
33246 set_oacc_fn_attrib call.
33248 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33251 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
33252 (append_compiler_options): Handle -fcilkplus.
33253 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
33255 2016-01-26 Nick Clifton <nickc@redhat.com>
33258 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
33259 been marked as DECL_ONE_ONLY but we do not the means to make it
33260 so, then do not allow it to bind locally.
33262 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33265 * opts.h (parse_sanitizer_options): New prototype.
33266 * opts.c (sanitizer_opts): New array.
33267 (parse_sanitizer_options): New function.
33268 (common_handle_option): Use parse_sanitizer_options.
33270 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
33273 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
33274 alignment adjustment to ...
33275 (ix86_update_stack_boundary): Here. Don't over-align stack for
33277 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
33278 if __tls_get_addr is called.
33280 2016-01-26 Christian Bruel <christian.bruel@st.com>
33282 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
33284 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
33286 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
33288 2016-01-26 Richard Biener <rguenther@suse.de>
33290 PR middle-end/69467
33291 * match.pd: Guard X * CST CMP 0 pattern with single_use.
33293 2016-01-26 Richard Biener <rguenther@suse.de>
33295 PR tree-optimization/69452
33296 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
33297 (move_computations_dom_walker::before_dom_children): Rename
33299 (move_computations_worker): This.
33300 (move_computations): Perform an RPO rather than a DOM walk.
33302 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33305 * combine.c (combine_instructions): For REG_EQUAL note with
33306 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
33307 to the underlying register.
33308 * doc/rtl.texi (REG_EQUAL): Document the behavior of
33309 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
33311 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
33314 * config/aarch64/aarch64-builtins.c
33315 (aarch64_init_simd_builtin_types): Do not set structural
33316 equality to __Poly{8,16,64,128}_t types.
33318 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
33320 PR tree-optimization/69400
33321 * wide-int.cc (wi_pack): Take the precision as argument and
33322 perform canonicalization here rather than in the callers.
33323 Use the main loop to handle all full-width HWIs. Add a
33324 zero HWI if in_len isn't a full result.
33325 (wi::divmod_internal): Update accordingly.
33326 (wi::mul_internal): Likewise. Simplify.
33328 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
33329 Sebastian Pop <s.pop@samsung.com>
33331 * graphite-poly.c (apply_poly_transforms): Simplify.
33332 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
33333 (print_isl_map): Same.
33334 (print_isl_union_map): Same.
33335 (print_isl_schedule): New.
33336 (debug_isl_schedule): New.
33337 * graphite-dependences.c (scop_get_reads): Do not call
33338 isl_union_map_add_map that is undocumented isl functionality.
33339 (scop_get_must_writes): Same.
33340 (scop_get_may_writes): Same.
33341 (scop_get_original_schedule): Remove.
33342 (scop_get_dependences): Do not call isl_union_map_compute_flow that
33343 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
33344 (compute_deps): Remove.
33345 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
33346 (debug_schedule_ast): New.
33347 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
33348 set_separate_option.
33349 (graphite_regenerate_ast_isl): Add dump.
33350 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
33351 from scop->transformed_schedule.
33352 (graphite_regenerate_ast_isl): Add more dump.
33353 * graphite-optimize-isl.c (optimize_isl): Set
33354 scop->transformed_schedule. Check whether schedules are equal.
33355 (apply_poly_transforms): Move here.
33356 * graphite-poly.c (apply_poly_transforms): ... from here.
33357 (free_poly_bb): Static.
33358 (free_scop): Static.
33359 (pbb_number_of_iterations_at_time): Remove.
33360 (print_isl_ast): New.
33361 (debug_isl_ast): New.
33362 (debug_scop_pbb): New.
33363 * graphite-scop-detection.c (print_edge): Move.
33364 (print_sese): Move.
33365 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
33366 (build_scop_scattering): Remove.
33367 (create_pw_aff_from_tree): Assert instead of bailing out.
33368 (add_condition_to_pbb): Remove unused code, do not fail.
33369 (add_conditions_to_domain): Same.
33370 (add_conditions_to_constraints): Remove.
33371 (build_scop_context): New.
33372 (add_iter_domain_dimension): New.
33373 (build_iteration_domains): Initialize pbb->iterators.
33374 Call add_conditions_to_domain.
33377 (index_outermost_in_loop): New.
33378 (index_pbb_in_loop): New.
33379 (outermost_pbb_in): New.
33380 (add_in_sequence): New.
33381 (add_outer_projection): New.
33382 (outer_projection_mupa): New.
33383 (add_loop_schedule): New.
33384 (build_schedule_pbb): New.
33385 (build_schedule_loop): New.
33386 (embed_in_surrounding_loops): New.
33387 (build_schedule_loop_nest): New.
33388 (build_original_schedule): New.
33389 (build_poly_scop): Call build_original_schedule.
33390 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
33391 (free_poly_dr): Remove.
33392 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
33393 (free_poly_bb): Remove.
33394 (debug_loop_vec): Remove.
33395 (print_isl_ast): Declare.
33396 (debug_isl_ast): Declare.
33397 (scop_do_interchange): Remove.
33398 (scop_do_strip_mine): Remove.
33399 (scop_do_block): Remove.
33400 (flatten_all_loops): Remove.
33401 (optimize_isl): Remove.
33402 (pbb_number_of_iterations_at_time): Remove.
33403 (debug_scop_pbb): Declare.
33404 (print_schedule_ast): Declare.
33405 (debug_schedule_ast): Declare.
33406 (struct scop): Remove schedule. Add original_schedule,
33407 transformed_schedule.
33408 (free_gimple_poly_bb): Remove.
33409 (print_generated_program): Remove.
33410 (debug_generated_program): Remove.
33411 (unify_scattering_dimensions): Remove.
33412 * sese.c (print_edge): ... here.
33413 (print_sese): ... here.
33414 (debug_edge): ... here.
33415 (debug_sese): ... here.
33416 * sese.h (print_edge): Declare.
33417 (print_sese): Declare.
33418 (dump_edge): Declare.
33419 (dump_sese): Declare.
33421 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
33422 Sebastian Pop <s.pop@samsung.com>
33424 * Makefile.in: Set ISLVER in site.exp.
33426 2016-01-25 Jakub Jelinek <jakub@redhat.com>
33428 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
33429 DECL_VALUE_EXPR of new_var even for the non-array case. Look
33430 through DECL_VALUE_EXPR for expansion.
33432 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
33434 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
33435 the frame info after reload completed.
33437 2016-01-25 Jeff Law <law@redhat.com>
33439 PR tree-optimization/69196
33440 PR tree-optimization/68398
33441 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
33442 tree-ssa-threadupdate.c.
33443 (determine_bb_domination_status): Prototype
33444 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
33445 (determine_bb_domination_status): No longer static.
33446 (valid_jump_thread_path): Remove code to detect characteristics
33447 of the jump thread path not associated with correctness.
33448 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
33449 Correct test for thread path length. Count PHIs for real operands as
33450 statements that need to be copied. Do not count ASSERT_EXPRs.
33451 Look at all the blocks in the thread path. Compute and selectively
33452 filter thread paths based on threading through the latch, threading
33453 a multiway branch or crossing a multiway branch.
33455 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33457 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
33458 decl with __attribute__ ((unused)) annotation.
33460 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
33463 * tree-vect-stmts.c (vectorizable_condition): Check vectype
33464 of operands is compatible with a statement vectype.
33466 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
33468 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
33469 improve wording for mixed storage order support.
33471 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
33473 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
33474 (vcvt_u64_f64): Likewise.
33475 (vcvta_s64_f64): Likewise.
33476 (vcvta_u64_f64): Likewise.
33477 (vcvtm_s64_f64): Likewise.
33478 (vcvtm_u64_f64): Likewise.
33479 (vcvtn_s64_f64): Likewise.
33480 (vcvtn_u64_f64): Likewise.
33481 (vcvtp_s64_f64): Likewise.
33482 (vcvtp_u64_f64): Likewise.
33484 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
33486 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
33487 (arc_init): Check validity mll64 option.
33488 (arc_save_restore): Use double load/store instruction.
33489 (arc_expand_movmem): Likewise.
33490 (arc_split_move): Don't split if we have double load/store
33491 instructions. Returns a boolean.
33492 (arc_process_double_reg_moves): Change function to return boolean
33493 instead of a sequence of instructions.
33494 (arc_dwarf_register_span): New function.
33495 * config/arc/arc-protos.h (arc_split_move): Change prototype.
33496 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
33497 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
33498 (*movdf_insn): Likewise.
33499 * config/arc/arc.opt (mll64): New option.
33500 * config/arc/predicates.md (even_register_operand): New predicate.
33501 * doc/invoke.texi (ARC Options): Add mll64 documentation.
33503 2016-01-25 Richard Biener <rguenther@suse.de>
33506 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
33507 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
33509 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
33511 2016-01-25 Richard Biener <rguenther@suse.de>
33513 PR tree-optimization/69376
33514 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
33516 (VN_INFO_ANTI_RANGE_P): New inline.
33517 (VN_INFO_RANGE_TYPE): Likewise.
33518 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
33519 SSA_NAME_ANTI_RANGE_P.
33520 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
33521 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
33522 Properly query VN_INFO_RANGE_TYPE.
33524 2016-01-25 Nick Clifton <nickc@redhat.com>
33527 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
33529 2016-01-23 Tom de Vries <tom@codesourcery.com>
33531 PR tree-optimization/69426
33532 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
33535 2016-01-23 Jakub Jelinek <jakub@redhat.com>
33537 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
33538 "the the" with "the" in the comments.
33539 * ipa-devirt.c (build_type_inheritance_graph,
33540 update_type_inheritance_graph): Likewise.
33541 * tree.c (build_function_type_list_1): Likewise.
33542 * cfgloopmanip.c (scale_loop_profile): Likewise.
33543 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
33544 * gimple-ssa-split-paths.c
33545 (find_block_to_duplicate_for_splitting_paths): Likewise.
33546 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
33547 * expr.c (convert_move): Likewise.
33548 * var-tracking.c (vt_stack_adjustments): Likewise.
33549 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
33550 * tree-vrp.c (test_for_singularity): Likewise.
33552 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
33553 directly instead of building a temporary tree.
33556 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
33557 remove <algorithm> include.
33559 2016-01-22 Jakub Jelinek <jakub@redhat.com>
33562 * config/i386/i386.c: Include dojump.h.
33563 (expand_small_movmem_or_setmem,
33564 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
33566 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
33567 if dynamic_check != -1.
33569 2016-01-21 Jeff Law <law@redhat.com>
33571 PR middle-end/69347
33572 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
33573 record_temporary_equivalences. Rewritten to avoid unnecessary calls
33574 into dominated_by_p.
33575 (cprop_into_successor_phis): Avoid unnecessary tests.
33577 2016-01-22 Richard Henderson <rth@redhat.com>
33580 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
33581 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
33583 2016-01-22 Michael Matz <matz@suse.de>
33585 * system.h (string, algorithm): Include only conditionally.
33586 (new): Include always under C++.
33587 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
33588 * final.c (toplevel): Ditto.
33589 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
33590 * genconditions.c (write_header): Make gencondmd.c define
33592 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
33594 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
33595 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
33597 2016-01-22 Christian Bruel <christian.bruel@st.com>
33600 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
33602 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33605 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
33606 define_insn_and_split. Ensure operands[1] and operands[0] do not
33607 get assigned the same register.
33609 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
33611 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
33613 2016-01-22 Christian Bruel <christian.bruel@st.com>
33615 * config/arm/arm-c.c (arm_pragma_target_parse):
33616 Remove warn_builtin_macro_redefined overwrite.
33618 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
33620 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
33621 flag_non_call_exceptions compatibility.
33623 2016-01-22 Jakub Jelinek <jakub@redhat.com>
33626 * dwarf2out.c (add_child_die_after): New function.
33627 (dwarf_qual_info_t): New type.
33628 (dwarf_qual_info): New variable.
33629 (qualified_die_p): New function.
33630 (modified_type_die): For -fdebug-types-section, ensure
33631 canonical order of qualifiers. Put qualified DIEs adjacent
33632 to the corresponding non-qualified type DIE and search there
33633 for existing qualified DIEs.
33635 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
33637 * doc/extend.texi (scalar_storage_order type attribute): Document
33638 restriction on type punning and aliasing, and remove future tense.
33640 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
33643 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
33646 2016-01-21 Jeff Law <law@redhat.com>
33648 PR middle-end/69347
33649 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
33650 useless call to record_temporary_equivalences.
33651 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
33652 allocate 10 slots in the bb_path vector and let it grow as needed.
33653 (fsm_find_control_statement_thread_paths): Similarly for the next_path
33656 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
33658 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
33660 * configure: Regenerate.
33662 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
33664 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
33665 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
33667 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
33669 PR middle-end/66178
33670 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
33671 drop EXPAND_INITIALIZER.
33672 * rtl.h (contains_symbolic_reference_p): Declare.
33673 * rtlanal.c (contains_symbolic_reference_p): New function.
33674 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
33675 a subtraction into a NOT if symbolic constants are involved.
33677 2016-01-21 Anton Blanchard <anton@samba.org>
33678 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33681 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
33683 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
33686 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
33688 * config/microblaze/microblaze.c
33689 (get_branch_target): New.
33690 (insert_wic_for_ilb_runout): New.
33692 (microblaze_machine_dependent_reorg): New.
33693 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
33694 * config/microblaze/microblaze.md
33695 (UNSPEC_IPREFETCH): Define.
33696 (iprefetch): New pattern
33697 * config/microblaze/microblaze.opt
33698 (mxl-prefetch): New flag.
33700 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
33702 * config/microblaze/microblaze.h
33703 (FIXED_REGISTERS): Update in macro.
33704 (CALL_USED_REGISTERS): Update in macro.
33706 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
33708 PR rtl-optimization/68920
33709 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
33712 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
33714 PR rtl-optimization/68990
33715 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
33716 pseudo instead of inheritance ones.
33718 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
33719 Nick Clifton <nickc@redhat.com>
33723 * config/mips/mips.c (mips_compute_frame_info): Initialise
33724 args_size and hard_frame_pointer_offset fields of the frame
33725 structure before calling mips_global_pointer.
33727 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
33729 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
33731 * configure: Regenerate.
33733 2016-01-21 Richard Biener <rguenther@suse.de>
33735 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
33737 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
33739 * config/s390/s390.c (s390_asm_declare_function_size): Add code
33740 to actually emit the .size directive.
33742 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
33743 Jakub Jelinek <jakub@redhat.com>
33747 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
33748 args array size by one to avoid buffer overflow.
33750 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
33752 * config/s390/s390.md (pool_section_start): Use switch_to_section
33753 to select proper read-only data section instead of hardcoding
33755 (pool_section_end): Use switch_to_section to match the above.
33757 2016-01-21 Richard Biener <rguenther@suse.de>
33759 PR tree-optimization/69378
33760 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
33761 (set_ssa_val_to): Use it for dominance checks taking into
33762 account not executable edges.
33764 2016-01-21 Jakub Jelinek <jakub@redhat.com>
33767 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
33768 for bitsize instead of GET_MODE_PRECISION (mode).
33770 2016-01-20 Martin Sebor <msebor@redhat.com>
33773 * extend.texi (__sync Builtins): Clarify the semantics of
33774 __sync_fetch_and_OP built-ins on pointers.
33775 (__atomic Builtins): Same.
33777 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33778 Sebastian Pop <s.pop@samsung.com>
33780 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
33781 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
33782 (is_valid_rename): Same.
33783 (translate_isl_ast_to_gimple::get_rename): Same.
33784 (translate_isl_ast_to_gimple::rename_all_uses): Same.
33785 (translate_isl_ast_to_gimple::rename_uses): Same.
33786 (get_new_name): Check for close_phi nodes.
33787 (copy_loop_phi_args): Use phi_node_kind.
33788 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
33789 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
33791 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33792 Sebastian Pop <s.pop@samsung.com>
33794 Revert commit r229783.
33795 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
33796 Remove use of parameter_rename_map.
33797 (copy_def): Remove.
33798 (copy_internal_parameters): Remove.
33799 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
33800 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
33801 (free_sese_info): Do not free parameter_rename_map.
33802 (set_rename): Do not use parameter_rename_map.
33803 (rename_uses): Update call to set_rename.
33804 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
33805 * sese.h (parameter_rename_map_t): Remove.
33806 (struct sese_info_t): Remove field parameter_rename_map.
33808 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33809 Sebastian Pop <s.pop@samsung.com>
33811 * graphite-isl-ast-to-gimple.c: Fix comment.
33812 * graphite-scop-detection.c (defined_in_loop_p): New.
33813 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
33814 names defined in loop.
33816 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33817 Sebastian Pop <s.pop@samsung.com>
33819 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
33820 Discard unstructured if-then-else regions.
33822 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33823 Sebastian Pop <s.pop@samsung.com>
33825 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
33826 (cleanup_loop_iter_dom): Remove.
33827 (build_loop_iteration_domains): Remove.
33828 (build_scop_context): Remove.
33829 (build_scop_iteration_domain): Remove.
33830 (add_loop_constraints): New.
33831 (build_iteration_domains): New.
33832 (build_poly_scop): Call build_iteration_domains.
33834 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33835 Sebastian Pop <s.pop@samsung.com>
33837 * graphite-scop-detection.c
33838 (scop_detection::harmful_loop_in_region): Free dom and loops.
33839 (scop_detection::loop_body_is_valid_scop): Free bbs.
33841 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33842 Sebastian Pop <s.pop@samsung.com>
33844 * graphite-scop-detection.c (record_loop_in_sese): New.
33845 (gather_bbs::before_dom_children): Call record_loop_in_sese.
33846 (build_scops): Remove call to build_sese_loop_nests.
33847 * sese.c (sese_record_loop): Remove.
33848 (build_sese_loop_nests): Remove.
33849 (new_sese_info): Remove region->loops.
33850 (free_sese_info): Same.
33851 * sese.h (sese_contains_loop): Same.
33852 (build_sese_loop_nests): Remove.
33853 (sese_contains_loop): Remove.
33855 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33856 Sebastian Pop <s.pop@samsung.com>
33858 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
33859 loop_is_valid_in_scop.
33860 (scop_detection::harmful_stmt_in_region): Renamed
33861 harmful_loop_in_region.
33862 Call loop_is_valid_in_scop.
33864 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33865 Sebastian Pop <s.pop@samsung.com>
33867 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
33870 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33871 Sebastian Pop <s.pop@samsung.com>
33873 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
33874 * graphite.h (struct poly_bb): Remove field is_reduction.
33875 (PBB_IS_REDUCTION): Remove.
33877 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33878 Sebastian Pop <s.pop@samsung.com>
33880 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
33881 (add_pdr_constraints): Same.
33882 (scop_get_reads): Same.
33883 (scop_get_must_writes): Same.
33884 (scop_get_may_writes): Same.
33885 (scop_get_original_schedule): Same.
33886 (extend_schedule): Same.
33887 (apply_schedule_on_deps): Same.
33888 (carries_deps): Same.
33889 (compute_deps): Same.
33890 (scop_get_dependences): Same.
33891 * graphite-isl-ast-to-gimple.c
33892 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
33893 * graphite-optimize-isl.c (get_schedule_for_band): Same.
33894 (get_schedule_for_band_list): Same.
33895 (get_schedule_map): Same.
33896 (apply_schedule_map_to_scop): Same.
33897 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
33898 (build_loop_iteration_domains): Same.
33899 (add_condition_to_pbb): Same.
33900 (add_param_constraints): Same.
33901 (pdr_add_memory_accesses): Same.
33902 (pdr_add_data_dimensions): Same.
33904 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
33906 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
33909 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
33911 * common.opt (feliminate-dwarf2-dups): Replace references to
33912 "DWARF 2" with just "DWARF".
33913 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
33914 * doc/extend.texi: Likewise.
33915 * doc/cpp.texi: Likewise.
33916 * doc/invoke.texi: Likewise.
33917 (Option Summary): Add -gdwarf to list of Debugging Options.
33918 (Debugging Options): Document -gdwarf.
33919 * doc/contrib.texi: Spell "DWARF" like that.
33921 2016-01-21 Jakub Jelinek <jakub@redhat.com>
33923 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
33924 warning. Fix up formatting.
33926 PR middle-end/67653
33927 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
33928 attempt to mark memory input operand addressable and
33929 call prepare_gimple_addressable in that case. Don't adjust
33930 input_location for diagnostics, use error_at instead.
33932 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
33934 * config/rs6000/ppc-auxv.h: New file.
33935 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
33936 (cpu_is): Likewise.
33937 (cpu_supports): Likewise.
33938 * config/rs6000/rs6000.c: include "ppc-auxv.h".
33939 (cpu_is_info): New variable.
33940 (cpu_supports_info): Likewise.
33941 (tcb_verification_symbol): Likewise.
33942 (cpu_builtin_p): Likewise.
33943 (cpu_expand_builtin): New function.
33944 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
33945 (rs6000_init_builtins): Likewise.
33946 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
33947 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
33948 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
33949 * configure: Regenerate.
33950 * config.in: Likewise.
33951 * doc/extend.texi (PowerPC Built-in Functions): Document
33952 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
33954 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
33957 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
33959 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
33962 2016-01-20 Richard Henderson <rth@redhat.com>
33968 * tree.c (tm_define_builtin): New.
33969 (find_tm_vector_type): New.
33970 (build_tm_vector_builtins): New.
33971 (build_common_builtin_nodes): Call it.
33973 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
33975 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
33976 (arm_fp_ok): Likewise.
33977 (arm_fp): Likewise.
33978 (arm_crypto): Likewise.
33980 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
33981 Richard Biener <rguenther@suse.de>
33983 PR tree-optimization/69328
33984 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
33985 vectors have same number of elements.
33986 (vectorizable_condition): Fix masked version recognition.
33988 2016-01-20 Richard Biener <rguenther@suse.de>
33990 PR tree-optimization/69345
33991 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
33992 (VN_INFO_PTR_INFO): Likewise.
33993 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
33994 info when it is equal between non-dominating SSA names.
33995 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
33996 Make sure to look at original SSA infos.
33998 2016-01-20 Jeff Law <law@redhat.com>
34001 * config/m68k/predicates.md (pow2_m1_operand): New predicate
34003 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
34004 (pc_or_label_operand): New predicate.
34005 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
34006 tests for small integers that are 2^n - 1.
34008 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
34010 * doc/invoke.texi (Options Summary): Add '.' after @xref.
34012 2016-01-19 Jeff Law <law@redhat.com>
34014 PR middle-end/69347
34015 * tree-ssa-threadbackwards.c
34016 (fsm_find_control_statement_thread_paths): Do not try to lookup
34017 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
34019 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
34021 * doc/lto.texi: Remove text that says only Gold has linker plugin
34024 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
34026 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
34027 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
34028 the DIE accordingly.
34029 (modified_type_die): Add REVERSE parameter and pass it recursively,
34030 as well as to base_type_die. Adjust presence check accordingly.
34031 (base_type_for_mode): Adjust call to modified_type_die.
34032 (add_type_attribute): Add REVERSE parameter and pass it to
34034 (generic_parameter_die): Adjust call to add_type_attribute.
34035 (add_scalar_info): Likewise.
34036 (add_subscript_info): Likewise.
34037 (gen_array_type_die): Likewise.
34038 (gen_descr_array_type_die): Likewise.
34039 (gen_entry_point_die): Likewise.
34040 (gen_enumeration_type_die): Likewise.
34041 (gen_formal_parameter_die): Likewise.
34042 (gen_subprogram_die): Likewise.
34043 (gen_variable_die ): Likewise.
34044 (gen_const_die): Likewise.
34045 (gen_field_die): Likewise.
34046 (gen_pointer_type_die): Likewise.
34047 (gen_reference_type_die): Likewise.
34048 (gen_ptr_to_mbr_type_die): Likewise.
34049 (gen_inheritance_die): Likewise.
34050 (gen_subroutine_type_die): Likewise.
34051 (gen_typedef_die): Likewise.
34052 (force_type_die): Adjust call to modified_type_die.
34054 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
34056 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
34057 flow throughout the file. Fix broken link to Objective-C 2.0
34059 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
34062 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34064 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
34066 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34069 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
34070 (maybe_record_node): Record cxa_pure_virtual as the only possible
34071 target if there are not ohter candidates.
34072 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
34074 2016-01-19 Richard Biener <rguenther@suse.de>
34076 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
34077 (get_memory_order): Likewise.
34079 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
34081 * tree-vect-stmts.c (vectorizable_store): Check
34084 2016-01-19 David Malcolm <dmalcolm@redhat.com>
34087 * gcc.c (driver::decode_argv): Add call to
34088 init_opts_obstack before init_options_struct.
34089 * opts.c (init_opts_obstack): Remove idempotency.
34090 (init_options_struct): Replace call to init_opts_obstack
34091 with a gcc_assert to verify that it has already been called.
34092 * toplev.c (toplev::main): Add call to init_opts_obstack before
34093 calls to init_options_struct.
34094 (toplev::finalize): Move cleanup of opts_obstack next to
34095 cleanup of save_decoded_options, clearing the latter, and
34096 save_decoded_options_count.
34098 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34101 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
34102 attribute to unconditional. Remove %? from output template.
34104 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34105 Jiong Wang <jiong.wang@arm.com>
34107 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
34108 generated from different expand order.
34110 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34112 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
34113 Add support for CCMP costing.
34115 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34117 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
34118 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
34119 (fccmpe<mode>): Likewise.
34120 (fcmp): Rename to fcmp and globalize pattern.
34122 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
34123 (aarch64_gen_ccmp_next): Add FP support.
34125 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34127 * target.def (gen_ccmp_first): Update documentation.
34128 (gen_ccmp_next): Likewise.
34129 * doc/tm.texi (gen_ccmp_first): Update documentation.
34130 (gen_ccmp_next): Likewise.
34131 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
34132 expand_ccmp_expr_1. Improve comments.
34133 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
34134 (ccmp_ior<mode>): Remove pattern.
34135 (cmp<mode>): Remove expand.
34136 (cmp): Globalize pattern.
34137 (cstorecc4): Use cc_register.
34138 (mov<mode>cc): Remove ccmp_cc_register check.
34139 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
34140 Simplify after removal of CC_DNE/* modes.
34141 (aarch64_ccmp_mode_to_code): Remove.
34142 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
34143 In 'k' case use integer as condition.
34144 (aarch64_nzcv_codes): Remove inverted cases.
34145 (aarch64_code_to_ccmode): Remove.
34146 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
34147 comparison with CC register to be used in folowing CCMP/branch/CSEL.
34148 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
34149 pattern. Return the comparison with CC register. Invert conditions
34150 when bitcode is OR.
34151 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
34152 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
34154 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34156 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
34157 instrumented_version.
34159 2016-01-19 Richard Biener <rguenther@suse.de>
34161 PR tree-optimization/69336
34162 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
34163 handled components with get_ref_base_and_extent.
34164 (equal_mem_array_ref_p): Adjust.
34166 2016-01-19 Jakub Jelinek <jakub@redhat.com>
34169 * shrink-wrap.c: Include valtrack.h.
34170 (move_insn_for_shrink_wrap): Add DEBUG argument. If
34171 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
34172 in between insn and where it will be moved to. Call
34173 dead_debug_insert_temp.
34174 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
34175 first and dead_debug_local_finish at the end.
34176 For uses and defs bitmap, handle all regs in between REGNO and
34177 END_REGNO, not just the first one.
34179 2016-01-19 Richard Biener <rguenther@suse.de>
34181 PR tree-optimization/69352
34182 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
34183 (equal_mem_array_ref_p): Constrain size and max size properly.
34184 Compare the reverse flag.
34186 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
34188 * ira.c (ira): Update regstat data if we deleted insns.
34190 2016-01-19 Jakub Jelinek <jakub@redhat.com>
34192 PR rtl-optimization/68955
34193 PR rtl-optimization/64557
34194 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
34195 here. Fix up formatting.
34196 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
34198 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34201 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
34202 assume that the node has body.
34203 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
34206 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34208 * lto-streamer-out.c (lto_output): Do not stream instrumentation
34211 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34213 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
34214 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
34216 2016-01-19 Martin Jambor <mjambor@suse.cz>
34217 Martin Liska <mliska@suse.cz>
34218 Michael Matz <matz@suse.de>
34220 * Makefile.in (OBJS): Add new source files.
34221 (GTFILES): Add hsa.c.
34222 * common.opt (disable_hsa): New variable.
34223 (-Whsa): New warning.
34224 * config.in (ENABLE_HSA): New.
34225 * configure.ac: Treat hsa differently from other accelerators.
34226 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
34227 $enable_offloading.
34228 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
34229 * doc/install.texi (Configuration): Document --with-hsa-runtime,
34230 --with-hsa-runtime-include, --with-hsa-runtime-lib and
34231 --with-hsa-kmt-lib.
34232 * doc/invoke.texi (-Whsa): Document.
34233 (hsa-gen-debug-stores): Likewise.
34234 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
34235 to invoke offload compiler for hsa acclerator.
34236 * opts.c (common_handle_option): Determine whether HSA offloading
34237 should be performed.
34238 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
34239 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
34240 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
34241 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
34242 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
34243 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
34244 GF_OMP_FOR_KIND_GRID_LOOP.
34245 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
34246 (pp_gimple_stmt_1): Likewise.
34247 * gimple-walk.c (walk_gimple_stmt): Likewise.
34248 * gimple.c (gimple_build_omp_grid_body): New function.
34249 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
34250 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
34251 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
34252 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
34253 GF_OMP_TEAMS_GRID_PHONY.
34254 (gimple_statement_omp_single_layout): Updated comments.
34255 (gimple_build_omp_grid_body): New function.
34256 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
34257 (gimple_omp_for_grid_phony): New function.
34258 (gimple_omp_for_set_grid_phony): Likewise.
34259 (gimple_omp_parallel_grid_phony): Likewise.
34260 (gimple_omp_parallel_set_grid_phony): Likewise.
34261 (gimple_omp_teams_grid_phony): Likewise.
34262 (gimple_omp_teams_set_grid_phony): Likewise.
34263 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
34264 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
34265 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
34266 (BUILT_IN_GOMP_TARGET): Updated type.
34267 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
34268 (adjust_for_condition): New function.
34269 (get_omp_for_step_from_incr): Likewise.
34270 (extract_omp_for_data): Moved parts to adjust_for_condition and
34271 get_omp_for_step_from_incr.
34272 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
34273 (fixup_child_record_type): Bail out if receiver_decl is NULL.
34274 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
34275 (scan_omp_parallel): Do not create child functions for phony
34277 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
34278 (scan_omp_1_op): Checking assert we are not remapping to
34279 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
34280 (parallel_needs_hsa_kernel_p): New function.
34281 (expand_parallel_call): Register apprpriate parallel child
34282 functions as HSA kernels.
34283 (grid_launch_attributes_trees): New type.
34284 (grid_attr_trees): New variable.
34285 (grid_create_kernel_launch_attr_types): New function.
34286 (grid_insert_store_range_dim): Likewise.
34287 (grid_get_kernel_launch_attributes): Likewise.
34288 (get_target_argument_identifier_1): Likewise.
34289 (get_target_argument_identifier): Likewise.
34290 (get_target_argument_value): Likewise.
34291 (push_target_argument_according_to_value): Likewise.
34292 (get_target_arguments): Likewise.
34293 (expand_omp_target): Call get_target_arguments instead of looking
34294 up for teams and thread limit.
34295 (grid_expand_omp_for_loop): New function.
34296 (grid_arg_decl_map): New type.
34297 (grid_remap_kernel_arg_accesses): New function.
34298 (grid_expand_target_kernel_body): New function.
34299 (expand_omp): Call it.
34300 (lower_omp_for): Do not emit phony constructs.
34301 (lower_omp_taskreg): Do not emit phony constructs but create for them
34302 a temporary variable receiver_decl.
34303 (lower_omp_taskreg): Do not emit phony constructs.
34304 (lower_omp_teams): Likewise.
34305 (lower_omp_grid_body): New function.
34306 (lower_omp_1): Call it.
34307 (grid_reg_assignment_to_local_var_p): New function.
34308 (grid_seq_only_contains_local_assignments): Likewise.
34309 (grid_find_single_omp_among_assignments_1): Likewise.
34310 (grid_find_single_omp_among_assignments): Likewise.
34311 (grid_find_ungridifiable_statement): Likewise.
34312 (grid_target_follows_gridifiable_pattern): Likewise.
34313 (grid_remap_prebody_decls): Likewise.
34314 (grid_copy_leading_local_assignments): Likewise.
34315 (grid_process_kernel_body_copy): Likewise.
34316 (grid_attempt_target_gridification): Likewise.
34317 (grid_gridify_all_targets_stmt): Likewise.
34318 (grid_gridify_all_targets): Likewise.
34319 (execute_lower_omp): Call grid_gridify_all_targets.
34320 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
34321 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
34322 (tree_omp_clause): Added union field dimension.
34323 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
34324 * tree.c (omp_clause_num_ops): Added number of arguments of
34325 OMP_CLAUSE__GRIDDIM_.
34326 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
34327 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
34328 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
34329 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
34330 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
34331 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
34332 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
34333 * tree-pass.h (make_pass_gen_hsail): Declare.
34334 (make_pass_ipa_hsa): Likewise.
34335 * ipa-hsa.c: New file.
34336 * lto-section-in.c (lto_section_name): Add hsa section name.
34337 * lto-streamer.h (lto_section_type): Add hsa section.
34338 * timevar.def (TV_IPA_HSA): New.
34339 * hsa-brig-format.h: New file.
34340 * hsa-brig.c: New file.
34341 * hsa-dump.c: Likewise.
34342 * hsa-gen.c: Likewise.
34345 * toplev.c (compile_file): Call hsa_output_brig.
34346 * hsa-regalloc.c: New file.
34348 2016-01-18 Jeff Law <law@redhat.com>
34350 PR tree-optimization/69320
34351 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
34352 ranged object, do nothing if the RHS constant is not [0..1].
34353 (optimize_stmt): Comparing a boolean ranged object against a
34354 constant outside [0..1] results in a compile-time constant.
34356 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
34359 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
34361 * doc/invoke.texi (Invoking GCC): Add new section to menu.
34362 (Option Summary): Update to reflect new section and moved options.
34363 (C++ Dialect Options): Move -fstats to new section.
34364 (Debugging Options): Move all dump, statistics, and other GCC
34365 developer options to new section. Rewrite section introduction
34366 and re-order remaining options to put the more basic ones first.
34367 (Optimization Options): Move -fira-verbose and -flto-report* to
34369 (Developer Options): New section incorporating moved options.
34370 * doc/cppopts.texi (-dM): Update cross-reference.
34372 2016-01-18 Richard Henderson <rth@redhat.com>
34375 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
34376 operands to pseudo only if CSE is expected. Split long immediate
34377 operands only after reload, and for the stack pointer.
34378 (*add<GPI>3_pluslong): Remove.
34379 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
34380 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
34381 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
34382 (*add<GPI>3 peepholes): New.
34383 (*add<GPI>3 splitters): New.
34384 * config/aarch64/constraints.md (Upl): New.
34385 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
34387 2016-01-18 Richard Biener <rguenther@suse.de>
34389 PR tree-optimization/69297
34390 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
34392 (vect_bb_vectorization_profitable_p): Clear visited flag again.
34394 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
34396 PR middle-end/68542
34397 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
34398 of mixind vector and scalar types.
34399 (fold_relational_const): Add handling of vector
34400 comparison with boolean result.
34401 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
34402 comparison of vector operands with boolean result for EQ/NE only.
34403 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
34404 (verify_gimple_cond): Likewise.
34405 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
34408 2016-01-18 Joseph Myers <joseph@codesourcery.com>
34410 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
34413 2016-01-18 Richard Biener <rguenther@suse.de>
34415 PR middle-end/69308
34416 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
34418 2016-01-18 Tom de Vries <tom@codesourcery.com>
34420 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
34422 2016-01-18 Tom de Vries <tom@codesourcery.com>
34424 * omp-low.c (set_oacc_fn_attrib): Make extern.
34425 * omp-low.h (set_oacc_fn_attrib): Declare.
34426 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
34427 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
34428 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
34429 Add and handle function parameter oacc_kernels_p.
34430 (find_reduc_addr, get_omp_data_i_param): New function.
34431 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
34432 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
34433 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
34434 Calculate dominance info. Skip loops that are not in a kernels region
34435 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
34436 (pass_parallelize_loops::execute): Call parallelize_loops with
34437 oacc_kernels_p argument.
34438 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
34439 New member function.
34440 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
34441 * passes.def: Add argument to pass_parallelize_loops instantation.
34443 2016-01-18 Tom de Vries <tom@codesourcery.com>
34445 * tree-parloops.c (pass_parallelize_loops::execute): Allow
34446 pass_parallelize_loops to be run outside the loop pipeline.
34448 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34450 * tree-scalar-evolution.c (follow_copies_to_constant): New.
34451 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
34453 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34456 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
34457 using get_ref_base_and_extent.
34458 (equal_mem_array_ref_p): New.
34459 (hashable_expr_equal_p): Add call to previous.
34461 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34464 * tree-sra.c (disqualified_constants, constant_decl_p): New.
34465 (sra_initialize): Allocate disqualified_constants.
34466 (sra_deinitialize): Free disqualified_constants.
34467 (disqualify_candidate): Update disqualified_constants when appropriate.
34468 (create_access): Scan for constant-pool entries as we go along.
34469 (scalarizable_type_p): Add check against type_contains_placeholder_p.
34470 (maybe_add_sra_candidate): Allow constant-pool entries.
34471 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
34472 (initialize_constant_pool_replacements): New.
34473 (sra_modify_assign): Avoid mangling assignments created by previous,
34474 and don't generate writes into constant pool.
34475 (sra_modify_function_body): Call initialize_constant_pool_replacements.
34477 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
34479 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
34480 andnot instruction.
34481 (scalar_chain::convert_op): Likewise.
34482 * config/i386/i386.md (*andndi3_doubleword): New.
34484 2016-01-18 Richard Biener <rguenther@suse.de>
34486 PR tree-optimization/69170
34487 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
34488 building a vector from scalar results of a pattern stmt.
34490 2016-01-18 Jakub Jelinek <jakub@redhat.com>
34492 * haifa-sched.c (autopref_multipass_init): Work around
34493 -Wmaybe-uninitialized warning.
34495 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
34497 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
34498 against the constant 0.
34500 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34502 PR tree-optimization/68799
34503 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
34504 look up phi candidates in the statement-candidate map.
34505 (phi_add_costs): Likewise.
34506 (record_phi_increments): Likewise.
34507 (phi_incr_cost): Likewise.
34508 (ncd_with_phi): Likewise.
34509 (all_phi_incrs_profitable): Likewise.
34511 2016-01-17 Jakub Jelinek <jakub@redhat.com>
34513 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
34514 -Wmaybe-uninitialized warning.
34516 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
34518 * doc/invoke.texi (Invoking GCC): Add new section to menu.
34519 (Option Summary): Update to reflect new section and moved options.
34520 (C++ Dialect Options): Move -fvtable-verify and related options.
34521 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
34522 and profiling-related options.
34523 (Optimization Options): Move profile generation options and
34524 -fstack-protector and related options.
34525 (Instrumentation Options): New section incorporating moved options.
34526 (Code Generation Options): Move -finstrument-functions and
34527 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
34529 2016-01-16 Tom de Vries <tom@codesourcery.com>
34531 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
34533 2016-01-16 Tom de Vries <tom@codesourcery.com>
34535 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
34537 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
34539 * hash-table.h (hash_table::empty): Turn into an inline wrapper
34540 that checks whether the table is already empty. Rename the
34541 original implementation to...
34542 (hash_table::empty_slot): ...this new private function.
34544 2016-01-15 David Malcolm <dmalcolm@redhat.com>
34546 PR diagnostic/68899
34547 * diagnostic-show-locus.c (layout::print_source_line): Move x
34548 offset of line until after call to
34549 get_line_width_without_trailing_whitespace.
34551 2016-01-15 Jeff Law <law@redhat.com>
34553 PR tree-optimization/69270
34554 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
34555 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
34556 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
34557 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
34558 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
34559 ssa_name_has_boolean_range and constant_boolean_node.
34561 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
34563 PR rtl-optimization/69030
34564 * lra-spills.c (remove_pseudos): Check nrefs and make the function
34566 (spill_pseudos): Delete debug insn for dead pseudo.
34567 (lra_spill): Initiate spill_hard_reg and slots memory separately.
34569 2016-01-15 Jiong Wang <jiong.wang@arm.com>
34571 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
34573 (TYPES_UNOPUS): Likewise.
34574 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
34575 builtin type, from UNOP to UNOPUS.
34576 (lbtruncuv4sf): Likewise.
34577 (lbtruncuv2df): Likewise.
34578 (lrounduv2sf): Likewise.
34579 (lrounduv4sf): Likewise.
34580 (lrounduv2df): Likewise.
34581 (lroundusf): Likewise.
34582 (lroundusf): Likewise.
34583 (lceiluv2sf): Likewise.
34584 (lceiluv4sf): Likewise.
34585 (lceiluv2df): Likewise.
34586 (lceilusf): Likewise.
34587 (lceiludf): Likewise.
34588 (lflooruv2sf): Likewise.
34589 (lflooruv4sf): Likewise.
34590 (lflooruv2df): Likewise.
34591 (lfloorusf): Likewise.
34592 (lfloorudf): Likewise.
34593 (lfrintnuv2sf): Likewise.
34594 (lfrintnuv4sf): Likewise.
34595 (lfrintnuv2df): Likewise.
34596 (lfrintnusf): Likewise.
34597 (lfrintnudf): Likewise.
34598 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
34600 (vcvtq_u32_f32): Likewise.
34601 (vcvtq_u64_f64): Likewise.
34602 (vcvta_u32_f32): Likewise.
34603 (vcvtaq_u32_f32): Likewise.
34604 (vcvtaq_u64_f64): Likewise.
34605 (vcvtm_u32_f32): Likewise.
34606 (vcvtmq_u32_f32): Likewise.
34607 (vcvtmq_u64_f64): Likewise.
34608 (vcvtn_u32_f32): Likwise.
34609 (vcvtnq_u32_f32): Likewise.
34610 (vcvtnq_u64_f64): Likewise.
34611 (vcvtp_u32_f32): Likewise.
34612 (vcvtpq_u32_f32): Likewise.
34613 (vcvtpq_u64_f64): Likewise.
34614 (vcvtmd_u64_f64): Likewise.
34615 (vcvtms_u32_f32): Likewise.
34616 (vcvtad_u64_f64): Likewise.
34617 (vcvtas_u32_f32): Likewise.
34618 (vcvtnd_u64_f64): Likewise.
34619 (vcvtns_u32_f32): Likewise.
34620 (vcvtpd_u64_f64): Likewise.
34621 (vcvtps_u32_f32): Likewise.
34623 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34625 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
34626 CSEL of zero_extended registers.
34628 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34630 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
34631 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
34633 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34635 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
34636 false when argument string is not found in the attributes table
34639 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
34642 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
34643 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
34644 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
34645 precision estimate.
34647 2016-01-15 Richard Biener <rguenther@suse.de>
34649 PR tree-optimization/66856
34650 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
34651 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
34652 (vect_create_new_slp_node): Increment stmt reference count.
34653 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
34654 an SLP tree before swapping operands.
34655 (vect_build_slp_tree): Likewise.
34656 (destroy_bb_vec_info): Free stmt info after SLP instances.
34657 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
34658 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
34659 (STMT_VINFO_NUM_SLP_USES): New macro.
34661 2016-01-15 Richard Biener <rguenther@suse.de>
34664 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
34665 (add_linkage_name): ... here.
34666 (gen_typedef_die): Use add_linkage_name_raw instead of
34667 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
34670 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
34672 * gimplify.c (oacc_default_clause): Decode reference and pointer
34673 types for both kernels and parallel regions.
34675 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
34677 PR middle-end/69246
34678 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
34680 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
34682 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
34683 (convert_scalars_to_vector): Likewise.
34685 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
34687 * doc/extend.texi (Type Traits): Fix grammar.
34689 2016-01-15 Martin Jambor <mjambor@suse.cz>
34691 * tree-inline.c (remap_decl): Use existing dclarations if
34692 remapping a type and prevent_decl_creation_for_types.
34693 (replace_locals_stmt): Do an initial remapping of non-VLA typed
34694 decls first. Do real remapping with
34695 prevent_decl_creation_for_types set.
34696 * tree-inline.h (copy_body_data): New field
34697 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
34700 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
34702 * config/s390/s390.opt (mmvcle): More verbose help text.
34704 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
34706 * config/s390/s390.opt: Add period to -mzvector option text.
34708 2016-01-15 Richard Biener <rguenther@suse.de>
34710 PR tree-optimization/68961
34711 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
34712 of invariants in stores again.
34714 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
34716 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
34718 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
34720 * config/i386/i386.c (ix86_expand_branch): Don't split
34721 DI mode xor instruction to SI mode.
34723 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
34726 * ipa-icf.c (sem_function::merge): Virtual functions may become
34727 reachable even if they address is not taken and there are no
34730 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
34732 * lto-streamer-out.c (subtract_estimated_size): New function.
34733 (get_symbol_initial_value): Use it.
34735 2016-01-15 Christian Bruel <christian.bruel@st.com>
34738 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
34739 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
34740 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
34741 use add_builtin_function_ext_scope instead of add_builtin_function.
34742 (neon_set_p, neon_crypto_set_p): Remove.
34743 (arm_init_builtins): Always call arm_init_neon_builtins and
34744 arm_init_crypto_builtins.
34745 (arm_expand_builtin): Check that builtins are allowed for the arch.
34746 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
34747 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
34748 arm_init_neon_builtins call.
34750 2016-01-15 Richard Biener <rguenther@suse.de>
34752 PR tree-optimization/69117
34753 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
34754 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
34755 of the leader conservatively.
34756 (free_scc_vn): Restore original SSA name infos.
34758 2016-01-14 Jeff Law <law@redhat.com>
34760 PR tree-optimization/69270
34761 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
34762 single bit of precision, verify it's also unsigned.
34763 (record_edge_info): Use constant_boolean_node rather than fold_convert
34764 to convert boolean_true/boolean_false to the right type.
34766 2016-01-14 Richard Henderson <rth@redhat.com>
34769 * loop-doloop.c (record_reg_sets): New.
34770 (doloop_optimize): Reject the transform if the sequence
34771 clobbers registers live at the end of the loop block.
34772 (doloop_optimize_loops): Enable df_live if needed.
34774 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
34776 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
34777 * config/rs6000/rs6000.c: Likewise.
34778 * config/rs6000/rs6000.h: Likewise.
34779 * config/rs6000/rs6000.md: Likewise.
34780 * doc/extend.texi: Likewsie.
34782 2016-01-14 Jeff Law <law@redhat.com>
34784 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
34787 2016-01-14 Richard Henderson <rth@redhat.com>
34791 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
34792 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
34793 instead of builtin_decl_declared_p to test for declaration.
34795 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
34797 * doc/loop.texi (Loop Analysis and Representation): Document
34798 loop_depth function.
34800 2016-01-14 Tom de Vries <tom@codesourcery.com>
34802 PR tree-optimization/68773
34803 * omp-low.c (expand_omp_target): Don't set force_output.
34804 * varpool.c (varpool_node::get_create): Same.
34805 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
34806 offload_funcs with force_output.
34808 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34811 * lra-eliminations.c (move_plus_up): Don't change anything if either
34812 the outer or inner subreg mode is not MODE_INT.
34813 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
34814 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
34816 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
34818 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
34819 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
34820 reduc_uplus_@var{m}): Remove.
34821 * expr.c (expand_expr_real_2): Remove expansion path for
34822 reduc_[us](min|max|plus) optabs.
34823 * optabs-tree.c (scalar_reduc_to_vector): Remove.
34824 * optabs-tree.h (scalar_reduc_to_vector): Remove.
34825 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
34826 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
34827 * tree-vect-loop.c (vectorizable_reduction): Remove test for
34828 reduc_[us](min|max|plus) optabs.
34830 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
34832 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
34833 (reduc_plus_scal_v2sf): New.
34834 (reduc_smax_v2sf): Rename to...
34835 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
34836 (reduc_smin_v2sf): Rename to...
34837 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
34839 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
34841 * alias.c (compare_base_symbol_refs): New function.
34842 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
34845 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34847 PR middle-end/68146
34848 PR tree-optimization/69155
34849 * tree-complex.c: Include cfganal.h.
34850 (phis_to_revisit): New variable.
34851 (extract_component): Add phiarg_p argument. Assert that returned
34852 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
34853 (update_phi_components): Partly rewrite to use loop over real/imag
34854 components instead of code duplication. If extract_component returns
34855 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
34856 create_tmp_reg into the PHI node instead, and mention the phi triplet
34857 in phis_to_revisit.
34858 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
34859 in phis_to_revisit at the end.
34861 2016-01-14 Richard Biener <rguenther@suse.de>
34863 PR tree-optimization/68060
34864 * tree-vect-loop.c (vect_is_simple_reduction): Check the
34865 outer loop reduction is only used in the inner loop before
34866 detecting a double reduction.
34868 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34871 * combine.c (expand_field_assignment): Punt if compute_mode is
34872 unsupported scalar mode.
34874 2016-01-14 Richard Biener <rguenther@suse.de>
34876 PR tree-optimization/66856
34877 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
34878 SLP node only if it built successfully.
34879 (vect_analyze_slp_instance): Adjust.
34881 2016-01-14 Jeff Law <law@redhat.com>
34883 PR tree-optimization/69270
34884 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
34885 (record_edge_info): Use it. Convert boolean_{true,false}_node
34886 to the type of op0.
34888 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
34891 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
34892 use block_ultimate_origin
34893 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
34895 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
34897 * doc/invoke.texi (Submodel Options): Rename section to
34898 "Machine-Dependent Options" to better reflect its content.
34899 Rewrite introductory text to remove archaic CPU names.
34902 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
34904 * doc/invoke.texi (Code Gen Options): Move section up in file,
34905 before target-specific options. Update menu and option summary
34906 to reflect the new section ordering.
34908 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
34910 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
34911 (C++ Dialect Options): Add cross-reference to -std option.
34912 * doc/standards.texi (C++ Language): Document C++14 support.
34914 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
34916 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
34917 for pack/unpack functions for __ibm128.
34918 (PACK_IF): Likewise.
34919 (UNPACK_IF): Likewise.
34921 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
34922 support for __ibm128 pack/unpack functions.
34923 (rs6000_invalid_builtin): Likewise.
34924 (rs6000_init_builtins): Likewise.
34925 (rs6000_opt_masks): Likewise.
34927 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
34928 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
34930 (RS6000_BTM_COMMON): Likewise.
34932 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
34933 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
34934 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
34935 128-bit floating point. Add support for the double values to be
34936 in Altivec registers for TF/IF packing and unpacking, but restrict
34937 TD packing sub-fields to be FPR registers. Don't allow overlapped
34938 register support for packing. Allow pack inputs to be memory
34939 locations. Don't build generator functions for unpack<mode>_dm
34940 and unpack<mode>_nodm.
34941 (unpack<mode>_dm): Likewise.
34942 (unpack<mode>_nodm): Likewise.
34943 (pack<mode>): Likewise.
34945 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
34946 built-in functions to pack/unpack explicit __ibm128 values.
34947 (__builtin_unpack_ibm128): Likewise.
34949 * doc/extend.texi (PowerPC Built-in Functions): Document
34950 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
34952 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
34955 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
34956 Add new arg loc and pass it down as context.
34957 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
34958 to the location to use for the warning.
34959 (check_function_arguments): New arg loc. All callers changed. Pass
34960 it to check_function_nonnull.
34961 * c-common.h (check_function_arguments): Adjust declaration.
34963 2016-01-13 Jakub Jelinek <jakub@redhat.com>
34965 PR tree-optimization/69156
34966 * gimple.c (validate_type): Removed.
34967 (gimple_builtin_call_types_compatible_p): Use
34968 useless_type_conversion_p instead of validate_type.
34969 * value-prof.c (gimple_stringop_fixed_value): Fold
34970 icall_size to correct type.
34972 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
34974 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
34977 2016-01-13 Richard Henderson <rth@redhat.com>
34980 * target.def (builtin_tm_load, builtin_tm_store): Remove.
34981 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
34982 (ix86_builtin_tm_store): Remove.
34983 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
34984 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
34985 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
34986 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
34987 * doc/tm.texi: Rebuild.
34989 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
34990 (BUILT_IN_TM_MEMCPY_RTWN): New.
34991 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
34992 fallback from vector to integer helpers.
34993 (build_tm_load): Handle vector types directly, instead of
34995 (build_tm_store): Likewise.
34996 (expand_assign_tm): Prepare for register types not handled by
34997 the above. Copy them to memory and use memcpy.
34998 * tree.c (tm_define_builtin): New.
34999 (find_tm_vector_type): New.
35000 (build_tm_vector_builtins): New.
35001 (build_common_builtin_nodes): Call it.
35003 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
35005 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
35006 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
35008 2016-01-13 Tom de Vries <tom@codesourcery.com>
35010 PR tree-optimization/69169
35011 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
35012 handled_struct_type param.
35013 (create_variable_info_for, intra_create_variable_infos): Call
35014 create_variable_info_for_1 with extra arg.
35016 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
35018 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
35019 and "armv8.1-a+crc" entries.
35021 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
35024 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
35025 Change first operand predicate from register_or_constm1_operand
35026 to register_operand.
35027 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
35028 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
35029 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
35030 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
35031 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
35032 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
35033 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
35034 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
35035 comparison with constm1_rtx from vec_prefetch_gen part.
35037 2016-01-13 Richard Biener <rguenther@suse.de>
35039 PR tree-optimization/69013
35040 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
35041 Exchange assert for a test.
35043 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
35046 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
35048 2016-01-13 Richard Biener <rguenther@suse.de>
35050 PR tree-optimization/69242
35051 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
35052 assert with a check.
35054 2016-01-13 Richard Biener <rguenther@suse.de>
35056 PR tree-optimization/69186
35057 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
35058 Properly guard vect_update_misalignment_for_peel call.
35060 2016-01-12 Jeff Law <law@redhat.com>
35062 PR tree-optimization/pr67755
35063 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
35064 "need_profile_correction".
35065 (thread_block_1): Initialize new field to false by default. If we
35066 have multiple thread paths through a common joiner to different
35067 final targets, then set new field to true.
35068 (compute_path_counts): Only do count adjustment when it's really
35071 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35073 * doc/invoke.texi (Spec Files): Move section down in file, past
35074 all command-line option descriptions.
35076 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
35078 PR middle-end/54809
35079 * doc/gty.texi: Remove documentation of mark_hook.
35080 * gengtype.c (struct write_types_data): Remove code to support
35081 mark_hook attribute.
35082 (walk_type): Likewise.
35083 (write_func_for_structure): Likewise.
35085 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35087 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
35088 Directory Options, and -specs= to Overall Options.
35089 (Overall Options): Adjust similarly. Reorder to group related
35090 options together. Make -specs= cross-reference the spec file details.
35091 (Directory Options): Adjust similarly.
35093 2016-01-12 Jeff Law <law@redhat.com>
35095 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
35097 2016-01-12 Olivier Hainque <hainque@adacore.com>
35099 * gcc.c (spec_undefvar_allowed): New global.
35100 (process_command): Set to true when running for --version or --help,
35102 (getenv_spec_function): When the variable is not defined, use the
35103 variable name as the variable value if we're allowed not to issue
35106 2016-01-12 Bin Cheng <bin.cheng@arm.com>
35108 PR tree-optimization/68911
35109 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
35110 information computed for expression "init + nit * step".
35112 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35114 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
35115 about name of GCC executable. Remove deleted node from menu.
35116 (Directory Options) <-B>: Remove cross-reference to deleted node.
35117 (Target Options): Delete section.
35119 2016-01-12 Christian Bruel <christian.bruel@st.com>
35122 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
35123 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
35125 2016-01-12 Jakub Jelinek <jakub@redhat.com>
35128 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
35129 aligned_mem is properly set for AVX512-VL floating point masked
35133 * ifcvt.c (cond_exec_process_if_block): When removing the last
35134 insn from then_bb, remove also any possible barriers that follow it.
35136 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
35140 * config/i386/iamcu.h (SIZE_TYPE): New macro.
35141 (PTRDIFF_TYPE): Likewise.
35142 (WCHAR_TYPE): Likewise.
35143 (WCHAR_TYPE_SIZE): Likewise.
35144 (STDINT_LONG32): Likewise.
35146 2016-01-12 Richard Biener <rguenther@suse.de>
35148 PR tree-optimization/69053
35149 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
35150 convert initial value for cond reductions.
35152 2016-01-12 Richard Biener <rguenther@suse.de>
35154 PR tree-optimization/69007
35155 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
35156 widen_sum after dot_prod and sad.
35158 2016-01-12 Richard Biener <rguenther@suse.de>
35160 PR tree-optimization/69168
35161 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
35162 pattern stmt SLP type.
35163 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
35164 end up unused so cope with that case.
35166 2016-01-12 Richard Biener <rguenther@suse.de>
35168 PR tree-optimization/69157
35169 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
35170 stmts def type only during analyze phase.
35171 (vectorizable_call): Likewise.
35172 (vectorizable_simd_clone_call): Likewise.
35173 (vectorizable_conversion): Likewise.
35174 (vectorizable_assignment): Likewise.
35175 (vectorizable_shift): Likewise.
35176 (vectorizable_operation): Likewise.
35177 (vectorizable_store): Likewise.
35178 (vectorizable_load): Likewise.
35180 2016-01-12 Richard Biener <rguenther@suse.de>
35182 PR tree-optimization/69174
35183 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
35185 (vectorizable_load): Properly compute the number of loads needed
35186 for permuted strided SLP loads and do not spuriously assign
35187 to SLP_TREE_VEC_STMTS.
35189 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
35191 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
35192 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
35193 (MD_EXEC_PREFIX): Remove.
35194 (MD_STARTFILE_PREFIX) Removee.
35195 (FILE_NAME_ABSOLUTE_P): Remove.
35196 (CPP_SPEC): Do not read macros from sys/version.h.
35197 (LINK_COMMAND_SPEC): Remove.
35198 (LOCAL_INCLUDE_DIR): Remove.
35199 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
35200 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
35201 (POST_LINK_SPEC): Define to invoke stubify after linker
35202 (LIBSTDCXX): Remove define
35203 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
35204 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
35205 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
35206 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
35207 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
35208 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
35209 (i386_djgpp_asm_named_section): Add propotype of new procedure
35211 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
35212 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
35213 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
35214 in config/i386/djgpp.h).
35215 (STANDARD_STARTFILE_PREFIX_2): Define identical to
35216 STANDARD_STARTFILE_PREFIX_1.
35217 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
35218 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
35219 installation errors.
35220 (MAX_OFILE_ALIGNMENT): Define to 128.
35221 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
35223 * config/i386/djgpp.c: New file. Add implementation of
35224 i386_djgpp_asm_named_section.
35226 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
35228 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
35229 Add rule for building djgpp.o.
35231 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35233 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
35234 (rtx_is_swappable_p): Reductions are swappable.
35235 (insn_is_swappable_p): V2DF reductions are swappable.
35237 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
35239 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
35240 reloads for other unsupported memory operands.
35242 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
35243 Jim Wilson <jim.wilson@linaro.org>
35246 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
35247 copy_to_mode_reg instead of force_reg.
35249 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
35252 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
35253 TARGET_80387 is true.
35255 2016-01-11 Jakub Jelinek <jakub@redhat.com>
35258 * lra-eliminations.c (move_plus_up): Only move plus up
35259 if subreg of the constant can be simplified into constant
35260 and use the simplified subreg of the constant instead of
35261 the original constant.
35263 * fold-const.c (fold_convertible_p): Don't return true
35264 for conversion of VECTOR_TYPE to same sized integral type.
35265 (fold_convert_loc): Fix up formatting. Fold conversion of
35266 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
35267 instead of NOP_EXPR.
35269 PR tree-optimization/69214
35270 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
35271 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
35274 PR tree-optimization/69207
35275 * tree-vect-slp.c (vect_get_constant_vectors): For
35276 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
35277 fold_convertible_p to vector_type's element type, and always
35278 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
35280 2016-01-11 Richard Biener <rguenther@suse.de>
35282 PR tree-optimization/69173
35283 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
35284 fixup the cycle if all stmts are in a pattern.
35286 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
35288 PR middle-end/68999
35289 * alias.c (base_alias_check): Move check for addresses with
35290 alignment ANDs before the call for compare_base_decls.
35291 (memrefs_conflict_p): Return -1 for different decls
35292 that went through alignment adjustments.
35294 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35296 PR rtl-optimization/68796
35297 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
35298 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
35299 and QImode comparisons against zero with CC_NZmode.
35300 * config/aarch64/iterators.md (short_mask): New mode_attr.
35302 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
35304 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
35305 (<avx512>_store<mode>_mask): Likewise.
35307 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
35308 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35310 PR rtl-optimization/68841
35311 * ifcvt.c (struct noce_if_info): Add orig_x field.
35312 (bbs_ok_for_cmove_arith): Add to_rename parameter.
35313 Don't record conflicts on to_rename if it's present.
35314 Allow memory destinations in sets.
35315 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
35316 blocks, passing orig_x to the checks.
35317 (noce_process_if_block): Set if_info->orig_x appropriately.
35319 2016-01-11 Tom de Vries <tom@codesourcery.com>
35321 PR tree-optimization/69069
35322 * tree-parloops.c (create_parallel_loop): Add missing phi args.
35324 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
35326 PR rtl-optimization/68920
35327 * config/i386/i386.c (ix86_option_override_internal): Restrict number
35328 of conditional moves for RTL if-conversion to 1 for
35329 TARGET_ONE_IF_CONV_INSN.
35330 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
35331 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
35332 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
35333 parameter to restirct number of conditional moves for
35335 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
35336 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
35339 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
35342 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
35343 onepart vars. Fix typo in comment. Fix reversed condition in
35345 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
35348 * var-tracking.c (dump_onepart_variable_differences): New.
35349 (dataflow_set_different): If a detailed dump is requested,
35350 delay early returns and dump differences between onepart
35351 variables present before and after, and added variables.
35353 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
35356 * expr.c (expand_expr_real_1): For boolean vector constants
35357 with a scalar mode use const_scalar_mask_from_tree.
35358 (const_scalar_mask_from_tree): New.
35359 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
35360 assigned to a mask type to handle constants.
35362 2016-01-11 Martin Jambor <mjambor@suse.cz>
35365 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
35366 useless parameters if we cannot change function signature.
35368 2016-01-11 Martin Jambor <mjambor@suse.cz>
35371 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
35374 2016-01-11 Tom de Vries <tom@codesourcery.com>
35376 PR tree-optimization/69109
35377 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
35380 2016-01-11 Tom de Vries <tom@codesourcery.com>
35382 PR tree-optimization/69108
35383 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
35384 res is not used in a phi.
35386 2016-01-11 Yury Gribov <y.gribov@samsung.com>
35389 * common.opt (frandom-seed): Fix parameter name.
35390 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
35392 2016-01-11 Tom de Vries <tom@codesourcery.com>
35394 PR tree-optimization/69058
35395 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
35398 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
35400 * config/arc/arc.opt (mdiv-rem): Add period to the end.
35401 (mcode-density): Likewise.
35403 2016-01-10 Tom de Vries <tom@codesourcery.com>
35405 PR tree-optimization/69062
35406 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
35407 (parallelize_loops): Don't paralelize loop that has phi with address
35410 2016-01-10 Tom de Vries <tom@codesourcery.com>
35412 PR tree-optimization/69039
35413 * tree-parloops.c (try_create_reduction_list): Only allow single exit
35416 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
35418 PR middle-end/68743
35419 * match.pd: Require target has function_c99_misc before doing
35420 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
35422 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
35424 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
35426 * configure: Regenerate.
35428 2016-01-09 Jakub Jelinek <jakub@redhat.com>
35430 PR middle-end/50865
35431 PR tree-optimization/69097
35432 * fold-const.h (expr_not_equal_to): New prototype.
35433 * fold-const.c: Include stringpool.h and tree-ssanames.h.
35434 (expr_not_equal_to): New function.
35435 * match.pd (X % -Y is the same as X % Y): Don't optimize
35436 unless X is known not to be equal to minimum or Y is known
35437 not to be equal to -1.
35438 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
35439 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
35440 (simplify_stmt_using_ranges): Adjust caller.
35441 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
35442 substitute_and_fold.
35444 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
35446 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
35449 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35451 PR tree-optimization/69167
35452 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
35453 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
35455 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
35457 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
35458 Richard Biener <rguenther@suse.de>
35460 PR tree-optimization/68707
35461 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
35462 instances that can be handled via vect_load_lanes.
35464 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
35466 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
35467 if we can't determine address equivalence.
35468 * alias.c (compare_base_decl): Update for changed return value of
35469 symtab_node::equal_address_to.
35471 2016-01-08 Jason Merrill <jason@redhat.com>
35475 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
35476 * expr.c (store_field): Not here.
35477 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
35478 call with TREE_ADDRESSABLE type.
35479 * tree-cfg.c (verify_gimple_call): Adjust.
35481 2016-01-08 Olivier Hainque <hainque@adacore.com>
35483 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
35486 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
35488 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
35489 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
35490 (reduc_smin_v2sf): Rename to...
35491 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
35492 (reduc_splus_v2sf): Rename to...
35493 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
35495 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35497 PR tree-optimization/69162
35498 * gimplify.c (gimplify_va_arg_expr): Encode original type of
35499 valist argument in another argument.
35500 (gimplify_modify_expr): Adjust for the above change. Cleanup.
35501 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
35502 to determine the va_list type, build a MEM_REF instead of
35503 build_fold_indirect_ref.
35505 PR tree-optimization/69172
35506 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
35509 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
35511 PR tree-optimization/67781
35512 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
35513 and cmpnop in two steps: first the ones not accessed in original
35514 gimple expression in a endian independent way and then the ones not
35515 accessed in the final result in an endian-specific way.
35517 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35519 PR tree-optimization/69083
35520 * tree-vect-slp.c (vect_get_constant_vectors): For
35521 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
35522 element type. If op is fold_convertible_p to vector_type's element
35523 type, use NOP_EXPR instead of VCE.
35525 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
35527 PR rtl-optimization/67778
35528 PR rtl-optimization/68634
35529 PR rtl-optimization/68909
35530 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
35531 block from the stack until done with it. Remove a superfluous
35532 bitmap set. Remove a superfluous bitmap test.
35534 2016-01-07 Martin Sebor <msebor@redhat.com>
35537 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
35538 constraint on the type of arguments.
35540 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
35542 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
35543 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
35544 unaligned_access on the gcc_options set.
35545 * config/arm/arm.c (arm_option_override_internal): Use
35546 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
35548 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
35551 * config/i386/i386.c (ix86_frame_pointer_required): Enable
35552 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
35554 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
35557 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
35560 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
35561 depending on frame_pointer_needed before remaining integer and SSE
35562 registers are saved.
35564 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
35567 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
35569 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
35572 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
35573 Use the "xBm" constraint.
35574 (float<sseintvecmodelower><mode>2<mask_name><round_name):
35576 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
35577 (sse_cvtsi2ssq<round_name>): Likewise.
35578 (sse_cvtss2si<round_name>): Likewise.
35579 (sse_cvtss2siq<round_name>): Likewise.
35580 (sse2_cvtsi2sdq<round_name>): Likewise.
35581 (sse2_cvtsd2si<round_name>): Likewise.
35582 (sse2_cvtsd2siq<round_name>): Likewise.
35583 * config/i386/subst.md (round_nimm_scalar_predicate): New
35586 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
35588 PR middle-end/67639
35589 * varasm.c (make_decl_rtl): Mark invalid register vars as
35592 PR rtl-optimization/66206
35593 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
35594 All callers changed.
35596 2016-01-07 Jakub Jelinek <jakub@redhat.com>
35598 PR tree-optimization/69141
35599 * tree-ssa-pre.c: Include langhooks.h.
35600 (eliminate_dom_walker::before_dom_children): Use
35601 lang_hooks.decl_printable_name instead of
35602 cgraph_node::get ()->name ().
35604 PR middle-end/68960
35605 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
35606 it and DECL_ALIGN too.
35608 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
35610 * config/mips/mips-ftypes.def: Sort to lexicographical order.
35612 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
35615 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
35616 depending on frame_pointer_needed before remaining integer and SSE
35617 registers are saved.
35619 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35621 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
35622 mode iterator with VSX_M2.
35623 (*p9_vecstore_<mode>): Likewise.
35624 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
35625 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
35626 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
35627 (define_split for VSX_LE128 stores): Likewise.
35628 (define_peephole2 for TImode LE swaps): Likewise.
35629 (define_split for VSX_LE128 post-reload stores): Likewise.
35631 2016-01-06 Marek Polacek <polacek@redhat.com>
35634 * convert.c (convert_to_integer_1): Adjust call to
35635 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
35636 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
35637 EXPR instead of ARG.
35638 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
35640 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35643 * doc/extend.texi (RL78 Variable Attributes): New section.
35645 2016-01-05 Marek Polacek <polacek@redhat.com>
35648 * builtins.c (get_memmodel): Use expansion point location rather than
35649 the input location. Call warning_at rather than warning.
35650 (expand_builtin_atomic_compare_exchange): Likewise.
35651 (expand_builtin_atomic_load): Likewise.
35652 (expand_builtin_atomic_store): Likewise.
35653 (expand_builtin_atomic_clear): Likewise.
35655 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
35658 * config/i386/i386.c (ix86_expand_vector_logical_operator):
35659 Replace nonimmediate_operand with vector_operand.
35660 * config/i386/predicates.md (vector_operand): New predicate.
35661 (general_vector_operand): Replace nonimmediate_operand with
35663 * config/i386/sse.md: Replace nonimmediate_operand with
35664 vector_operand and m constraint with Bm constraint on SSE
35665 patterns with 16-byte memory operand.
35666 * config/i386/subst.md (round_nimm_predicate): Replace
35667 nonimmediate_operand with vector_operand.
35668 (round_saeonly_nimm_predicate): Likewise.
35669 (round_saeonly_nimm_scalar_predicate): New.
35671 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
35674 * config/i386/constraints.md (Bm): New constraint.
35675 * config/i386/predicates.md (vector_memory_operand): New
35677 * config/i386/sse.md: Replace xm with xBm in plusminus and
35678 any_logic patterns.
35680 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35683 * doc/extend.texi (V850 Function Attributes): New section.
35684 (V850 Variable Attributes): New section.
35686 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35689 * doc/extend.texi (MicroBlaze Function Attributes): Document
35690 interrupt_handler and fast_interrupt attributes.
35692 2016-01-05 Sergei Trofimovich <siarheit@google.com>
35695 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
35696 for local symbolic operands.
35697 * config/ia64/predicates.md (local_symbolic_operand64): New
35700 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35702 PR rtl-optimization/68651
35703 * combine.c (combine_simplify_rtx): Canonicalize x + x into
35706 2016-01-05 Nathan Sidwell <nathan@acm.org>
35708 * alias.c (compare_base_decls): Use symtab_node::get.
35710 2016-01-05 Nick Clifton <nickc@redhat.com>
35713 * ira-costs.c (copy_cost): Initialise the t_icode field of the
35714 secondary_reload_info structure.
35717 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
35718 decls if weak support is available.
35720 2016-01-04 Martin Sebor <msebor@redhat.com>
35722 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
35724 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
35726 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
35727 OPTION_MASK_P9_DFORM.
35729 * config/rs6000/constraints.md (wo constraint): New constraint for
35732 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
35734 (rs6000_init_hard_regno_mode_ok): Likewise.
35736 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
35739 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
35740 expanders not to have constraints. Add support for ISA 3.0 xxperm
35741 instruction. Add support for fusing xxlor with xxperm.
35742 (altivec_vperm_<mode>_internal): Likewise.
35743 (altivec_vperm_v8hiv16qi): Likewise.
35744 (altivec_vperm_<mode>v16q): Likewise.
35745 (altivec_vperm_<mode>_uns): Likewise.
35746 (vperm_v8hiv4si): Likewise.
35747 (vperm_v16qiv8hi): Likewise.
35749 * doc/md.texi (RS/6000 constraints): Document wo constraint.
35751 2016-01-04 Jakub Jelinek <jakub@redhat.com>
35753 Update copyright years.
35755 * gcc.c (process_command): Update copyright notice dates.
35756 * gcov-dump.c (print_version): Ditto.
35757 * gcov.c (print_version): Ditto.
35758 * gcov-tool.c (print_version): Ditto.
35759 * gengtype.c (create_file): Ditto.
35760 * doc/cpp.texi: Bump @copying's copyright year.
35761 * doc/cppinternals.texi: Ditto.
35762 * doc/gcc.texi: Ditto.
35763 * doc/gccint.texi: Ditto.
35764 * doc/gcov.texi: Ditto.
35765 * doc/install.texi: Ditto.
35766 * doc/invoke.texi: Ditto.
35768 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35770 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
35771 modes larger than TImode as TImode if NEON is not enabled.
35773 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35776 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
35777 mode for %f0-%f31 only if TARGET_FPU.
35779 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35782 * config/sparc/sparc.c (scan_record_type): Take into account subfields
35783 to compute the PACKED_P predicate.
35784 (function_arg_record_value): Minor tweaks.
35786 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
35788 * doc/install.texi (--with-multilib-list): Describe the meaning of the
35789 option for arm*-*-* targets.
35791 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
35793 * doc/extend.texi (Common Function Attributes): Move docs for
35794 MSP430-specific attributes to....
35795 (MSP430 Function Attributes): ...here. Delete the redundant
35796 entries and copy-edit the remaining text.
35797 (MSP430 Variable Attributes): Use uniform format for index
35798 entries and add a cross-reference to the corresponding function
35801 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
35803 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
35805 (x86 Options): Likewise.
35807 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
35811 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
35812 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
35813 to corresponding attribute.
35815 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
35817 * doc/extend.texi (Common Function Attributes) <noplt>: Move
35818 to correct alphabetization of table. Copy-edit and correct
35820 <stack_protect>: Likewise.
35821 <target_clones>: Likewise.
35823 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
35824 Correct punctuation.
35825 (Code Gen Options) <-fno-plt>: Copy-edit.
35827 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
35830 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
35831 SI values. Explicitly convert SI to DI and vice-versa.
35833 2016-01-01 Jakub Jelinek <jakub@redhat.com>
35835 PR tree-optimization/69070
35836 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
35837 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
35840 * ubsan.c (ubsan_instrument_float_cast): Call
35841 initialize_sanitizer_builtins.
35844 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
35846 Copyright (C) 2016 Free Software Foundation, Inc.
35848 Copying and distribution of this file, with or without modification,
35849 are permitted in any medium without royalty provided the copyright
35850 notice and this notice are preserved.